Inkjet printing apparatus

Abstract

The utility model discloses an ink-jet printing device, and relates to the technical field of printing equipment, the ink-jet printing device comprises a casing, a printing table, a printing assembly, an ink box assembly and an ink supply pipeline, an accommodating space is formed in the casing; the printing table is arranged in the accommodating space; the printing assembly is movably arranged in the containing space and located above the printing table. The ink box assembly is arranged in the containing space and arranged on the rear side of the printing assembly. The ink supply pipeline is arranged in the containing space and connected with the ink box assembly and the printing assembly so that the ink box assembly can supply ink to the printing assembly through the ink supply pipeline, and at least part of the ink supply pipeline is arranged on the rear side of the printing assembly and extends in the moving direction of the printing assembly. According to the technical scheme provided by the utility model, the exposure of parts of the printing device is reduced, and the structural stability and reliability of the ink-jet printing device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing equipment technical field especially relates to a kind of ink-jet printing device. BACKGROUND

[0002] In related art, ink-jet printing device is mostly configured with ink cartridge assembly to store ink, ink cartridge assembly is used to supply ink to print head, to ensure the stable ink-jet printing operation of printing device on printing material such as cloth, film material.

[0003] However, the current ink-jet printing device mostly sets ink cartridge assembly outside machine shell, ink supply pipeline connecting ink cartridge assembly and print head needs to be arranged through machine shell, which leads to the arrangement of ink supply pipeline in ink-jet printing device being relatively scattered, and the pipeline winding knot condition is prone to occur, which affects the stable ink supply of cooking printing device. SUMMARY

[0004] The main purpose of the utility model is to provide a kind of ink-jet printing device, to realize the reduction of the exposed parts of ink-jet printing device, improve the structural stability and reliability of ink-jet printing device.

[0005] To achieve the above purpose, the ink-jet printing device provided by the utility model includes a machine shell, a printing table, a printing assembly, an ink cartridge assembly and an ink supply pipeline, the machine shell forms a receiving space inside; The printing table is arranged in the receiving space; The printing assembly is movably arranged in the receiving space and located above the printing table; The ink cartridge assembly is arranged in the receiving space and located at the rear side of the printing assembly; The ink supply pipeline is arranged in the receiving space and connected with the ink cartridge assembly and the printing assembly, so that the ink cartridge assembly supplies ink to the printing assembly through the ink supply pipeline, wherein at least part of the ink supply pipeline is arranged at the rear side of the printing assembly and extends along the moving direction of the printing assembly.

[0006] In an embodiment, the ink-jet printing device further includes a filter assembly, the filter assembly is arranged in the receiving space and located at one side of the printing assembly and the ink cartridge assembly in the moving direction; The ink supply pipeline includes a first pipeline and a second pipeline, the first pipeline connects the ink cartridge assembly and the filter assembly, the second pipeline connects the filter assembly and the printing assembly, and the second pipeline is at least partially arranged at the rear side of the printing assembly.

[0007] In an embodiment, the ink cartridge assembly includes a plurality of ink cartridges, the plurality of ink cartridges are arranged in a direction parallel to the moving direction, the filter assembly includes a plurality of filters, and the ink supply pipeline includes a plurality of first pipelines, one first pipeline connects one ink cartridge and one filter.

[0008] In an embodiment, the inkjet printing device further comprises a drag chain, which is arranged at the back side of the printing assembly and at the lower side of the ink cartridge assembly, one end of the drag chain is connected with the printing assembly, the other end of the drag chain is fixed, and a wire space is arranged in the drag chain, and the second pipeline is arranged in the wire space.

[0009] In an embodiment, the inkjet printing device further comprises two pressing blocks, which are arranged at two ends of the drag chain respectively, and are used for pressing and limiting the second pipeline and the electric wire.

[0010] In an embodiment, the inkjet printing device further comprises an ink stack assembly, which is arranged in the accommodation space and at one side of the printing platform in the moving direction, the printing assembly can move to the ink stack assembly and cooperate with the ink stack assembly, and the ink stack assembly is used for maintaining the printing assembly, and the maintenance includes cleaning and / or moisturizing.

[0011] In an embodiment, the ink cartridge assembly comprises a water supply tank, and the ink supply pipeline further comprises a water supply pipeline, which is connected with the water supply tank and the ink stack assembly.

[0012] In an embodiment, the inkjet printing device further comprises an ink suction assembly, which is arranged at the back side of the printing assembly and at the lower side of the ink cartridge assembly; the inkjet printing device further comprises a suction pipeline, which is connected with the ink suction assembly and the ink stack assembly, so that the ink stack assembly forms a negative pressure, and the ink in the ink cartridge assembly flows into the printing assembly through the ink supply pipeline.

[0013] In an embodiment, the inkjet printing device further comprises a waste ink cartridge, which is arranged in the accommodation space and adjacent to the ink stack assembly, and is located at one side of the printing platform in the moving direction of the printing assembly; the inkjet printing device further comprises a waste liquid discharge pipeline, which is connected with the ink stack assembly and the waste ink cartridge, and is connected with the ink suction assembly and the waste ink cartridge, so that waste liquid in the ink stack assembly is sucked into the waste ink cartridge.

[0014] In an embodiment, the housing is provided with a first operation opening at one side in the moving direction of the printing assembly, the first operation opening is arranged opposite to the ink stack assembly and the waste ink cartridge, the inkjet printing device further comprises a first door body, which is movably arranged on the housing to open or cover the first operation opening; the inkjet printing device further comprises a first opening and closing detection assembly, which is arranged on the housing and can cooperate with the first door body to detect the opening and closing state of the first door body.

[0015] In an embodiment, the inkjet printing device further comprises a light reflection assembly arranged in the accommodating space and located at one side of the printing platform in the moving direction of the printing assembly, the printing assembly is capable of moving above the light reflection assembly, and the light reflection assembly is capable of being opposite to the bottom of the printing assembly.

[0016] In an embodiment, the casing is provided with a second operation opening adjacent to one side of the light reflection assembly, the inkjet printing device further comprises a second door body movably arranged in the casing to open or cover the second operation opening; the inkjet printing device further comprises a second opening and closing detection assembly arranged in the casing and capable of cooperating with the second door body to detect the opening and closing state of the second door body.

[0017] In an embodiment, the inkjet printing device further comprises a support, the printing assembly is movably arranged in the support, the ink cartridge assembly comprises a support frame and an ink cartridge, the support frame is arranged in the accommodating space and located at the upper side of the support, and the ink cartridge is arranged on the support frame.

[0018] In an embodiment, the support frame is formed with an installation groove extending in a direction parallel to the moving direction of the printing assembly, the ink cartridge is a plurality of ink cartridges, and the plurality of ink cartridges are arranged in the installation groove in sequence in the direction parallel to the moving direction.

[0019] In an embodiment, the support frame is further formed with a wire passing groove arranged at one side of the installation groove and in communication with the installation groove, the wire passing groove penetrates the side wall of the support frame, and the ink supply pipeline is arranged in the wire passing groove.

[0020] In an embodiment, the top of the casing is provided with a taking and placing opening in communication with the accommodating space, the taking and placing opening is located above the ink cartridge assembly, the inkjet printing device further comprises a cover plate movably or detachably connected to the casing to open or cover the taking and placing opening; and / or, the casing is provided with a third operation opening in communication with the accommodating space, the third operation opening is located above the printing platform, the inkjet printing device further comprises a third door body movably arranged in the casing to open or cover the third operation opening, and a third opening and closing detection assembly arranged in the casing and capable of cooperating with the third door body to detect the opening and closing state of the third door body; and / or, the inkjet printing device further comprises a key, the key comprises a frame body, a key body and a cantilever, the casing is provided with a key hole, the frame body is connected to the casing, the two ends of the cantilever are connected to the inner wall of the frame body and the outer wall of the key body respectively, the cantilever has elasticity so that the key body has a rebound force after being pressed, and the key body is spaced from the frame body and exposed through the key hole.

[0021] The technical scheme of the utility model discloses the ink cartridge assembly is arranged in the receiving space of the casing, better realizes the integral design of the whole inkjet printing device, makes the ink supply pipeline connected with the ink cartridge assembly and the printing assembly not adopt the loose layout setting cooperation external ink cartridge assembly, so that the ink supply pipeline can be more regular fixedly arranged in the receiving space, better reduces the risk of ink supply pipeline leakage. By making the ink supply pipeline arranged at the rear of the printing assembly extend along the moving direction of the printing assembly, the part of the ink supply pipeline can be retracted or unfolded with the printing assembly, better reducing the traction effect of the ink supply pipeline when the printing assembly moves, effectively avoiding the ink supply pipeline winding or knotting in the receiving space, reducing the pipeline blockage, so that the ink can be stably transported to the printing assembly, guaranteeing the stable operation of the inkjet printing device, effectively improving the integration and structural reliability of the inkjet printing device. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in these drawings without creative labor.

[0023] Figure 1 The structural schematic diagram of an embodiment of the inkjet printing device provided by the utility model is shown in the figure.

[0024] Figure 2 The rear internal structure schematic diagram of an embodiment of the inkjet printing device is shown in the figure. Figure 1

[0025] Figure 3 The rear internal structure schematic diagram of another embodiment of the inkjet printing device is shown in the figure. Figure 1

[0026] Figure 4 The local enlarged view of A in the figure is shown in the figure. Figure 3

[0027] Figure 5 The local enlarged view of B in the figure is shown in the figure. Figure 3

[0028] Figure 6 The structural exploded view of the ink cartridge assembly and the support frame of an embodiment of the inkjet printing device is shown in the figure. Figure 1

[0029] Figure 7 The local enlarged view of C in the figure is shown in the figure. Figure 6 ​​​​​​

[0030] Figure 8 Figure 1 is a perspective view of an ink cartridge of an inkjet printing device according to an embodiment of the present application; Figure 1 Figure 2 is a sectional view of an ink cartridge of an inkjet printing device according to an embodiment of the present application;

[0031] Figure 9 Figure 3 is an enlarged view of a portion D in Figure 2; Figure 8

[0032] Figure 10 Figure 4 is a schematic view of a first door opening of an ink cartridge of an inkjet printing device according to an embodiment of the present application; Figure 1

[0033] Figure 11 Figure 5 is a schematic view of a second door opening of an ink cartridge of an inkjet printing device according to an embodiment of the present application; Figure 1

[0034] Figure 12 Figure 6 is a schematic view of a third door opening of an ink cartridge of an inkjet printing device according to an embodiment of the present application; Figure 1

[0035] Figure 13 Figure 7 is a schematic view of an internal structure of an ink cartridge of an inkjet printing device according to an embodiment of the present application; Figure 1

[0036] Figure 14 Figure 8 is a schematic view of a partial structure of an ink cartridge of an inkjet printing device according to an embodiment of the present application; Figure 1

[0037] Figure 15 Figure 9 is a schematic view of a key separated from a housing of an ink cartridge of an inkjet printing device according to an embodiment of the present application. Figure 1 to Figure 9

[0038] BRIEF DESCRIPTION OF THE DRAWINGS

[0039] 100, inkjet printing device; 10, housing; 10a, receiving space; 10b, access opening; 11, support frame; 111, mounting groove; 113, wire passage; 12, first operation opening; 121, first door; 131, first partition; 133, second partition; 14, second operation opening; 141, second door; 15, drag chain; 16, third operation opening; 161, third door; 17, pressing block; 181, support; 183, light reflection assembly; 19, access cover plate; 30, printing assembly; 33, printing platform; 40, ink supply pipeline; 41, first pipeline; 43, second pipeline; 50, ink cartridge assembly; 51, ink cartridge; 511, limiting baffle; 513, limiting guide rail; 53, ink amount detection device; 531, sensing float; 5311, magnetic member; 533, signal transmitter; 61, ink stack assembly; 63, waste ink cartridge; 70, filter assembly; 71, filter; 80, key; 81, frame; 83, key body; 85, cantilever; 90, ink pumping assembly; 91, pump.​​​​​​​ DETAILED DESCRIPTION

[0040] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0041] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0042] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of such features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme in which A and B are satisfied at the same time. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is mutually contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0043] In the related art, the inkjet printing device includes but is not limited to a DTF printer (Direct to Film), a DTG printer (Direct to Garment), and the like, and the inkjet printing device is mostly configured with an ink cartridge assembly to store ink, and an ink supply pipeline is connected between the ink cartridge assembly and the print head, so that the ink supply pipeline can stably deliver the ink in the ink cartridge assembly to the print head, and the print head can continuously spray the ink to the printing material such as cloth or film to accurately form the required image or text, thereby realizing the inkjet printing operation of the printing device. However, in order to facilitate the ink filling and the observation of the remaining ink, the ink cartridge assembly is mostly installed on the outside of the casing, which causes the ink cartridge assembly to be separated from other components on the printing device, affects the overall integration of the printing device, and is inconvenient for the packaging and daily storage of the printing device. It can be understood that during the printing operation, the ink cartridge assembly can continuously supply ink to the print head, and the print head can spray the ink onto the printing material according to the set program path, and the user can directly observe the remaining ink in the ink cartridge assembly installed on the outside of the casing during the printing process, and it is convenient to disassemble and assemble the ink cartridge assembly on the casing to fill the ink. However, the exposed ink cartridge assembly requires a larger space for packaging the printing device, which causes a larger redundant space in the packaging box of the printing device. At the same time, the ink supply pipeline connected between the ink cartridge assembly and the print head needs to pass through the casing, which causes the ink supply pipeline to be arranged in a scattered manner in the inkjet printing device, and the pipeline is prone to be tangled, which affects the stable ink supply of the printing device.

[0044] To solve the above problems, the utility model provides an inkjet printing device 100. It should be noted that the inkjet printing device 100 provided in the application can be a DTF printer, a DTG printer, a piezoelectric inkjet printer, or a thermal inkjet printer, as long as it is a device used for spraying ink for printing operation. The printing material used by the printing device in the application can be paper, film, cloth, and the like. The application does not limit the material and shape of the printing material, and any material that can be printed in the inkjet printing device is acceptable.

[0045] Please refer to Figure 2In an embodiment of the utility model, this inkjet printing device 100 includes casing 10, printing platform 33, printing assembly 30, ink cartridge assembly 50 and ink supply pipeline 40, form the containing space 10a in casing 10, printing platform 33 is located in containing space 10a, printing assembly 30 is movably located in containing space 10a, and is located the top of printing platform 33, ink cartridge assembly 50 is located in containing space 10a, and is located the rear side of printing assembly 30, ink supply pipeline 40 is located in containing space 10a, and is connected ink cartridge assembly 50 and printing assembly 30, so that ink cartridge assembly 50 supplies printing assembly with ink through ink supply pipeline 40, wherein at least part ink supply pipeline 40 is located the rear side of printing assembly 30, and extends along the direction of printing assembly 30 and is arranged.

[0046] In the application, casing 10 can play a certain protection effect, the containing space 10a is formed by enclosing with casing 10, the printing platform 33, printing assembly 30 and ink cartridge assembly 50 and other components arranged in containing space 10a can be protected by casing 10, and a support structure for supporting and carrying each component can be arranged in casing 10 to realize stable installation of each component in casing 10 and guarantee stable printing operation of inkjet printing device 100. Casing 10 can be a square box, a cylindrical box or other regular-shaped box structure, of course, casing 10 can also be an irregular box structure, and casing 10 can be formed by splicing steel structure or assembled by injection molding material, and the shape and material of casing 10 are not limited in the application.

[0047] The printing platform 33 can be a planar table structure arranged in the containing space 10a, and the printing platform 33 can be used to support and carry the printing material to be processed, so that the printing material can be stably laid on the printing platform 33 to perform printing operation and realize accurate printing operation of the inkjet printing device 100.

[0048] The printing assembly 30 can include a print head and a driving device, and the driving device drives the print head to move above the printing platform 33, so that the printing assembly 30 can move on the printing platform 33 according to the set program, and the print head sprays ink onto the printing material to form the required image or text on the printing material, thereby realizing the printing operation of the inkjet printing device 100.

[0049] The ink cartridge assembly 50 can be used to store a certain amount of ink liquid. By arranging the ink supply pipeline 40 to connect the ink cartridge assembly 50 and the printing assembly 30 in the accommodation space 10a, the ink liquid can be transported to the printing assembly 30 through the ink supply pipeline 40 according to the operation requirements of the inkjet printing device 100, and the inkjet printing of the inkjet printing device 100 is realized. The ink cartridge assembly 50 can be a bottle-shaped or box-shaped storage container, or an irregular storage container. The shape and material of the ink cartridge assembly 50 are not limited in the present application.

[0050] By arranging the ink cartridge assembly 50 in the accommodation space 10a of the casing 10, the various components of the inkjet printing device 100 can be stably accommodated in the casing 10, realizing the overall integrated design of the inkjet printing device 100, effectively avoiding the external design of the ink cartridge assembly 50 on the casing 10, reducing the occupied space of the inkjet printing device 100 when packaging and storing, realizing more convenient factory packaging and storage of the inkjet printing device 100, and effectively improving the practicality and structural reliability of the inkjet printing device 100. At the same time, the built-in ink cartridge assembly 50 can stably arrange the ink supply pipeline 40 in the accommodation space 10a, better avoid the penetration of the ink supply pipeline 40 on the casing 10, better avoid the connection of the ink supply pipeline 40 on the casing 10 outside the ink cartridge assembly 50, reduce the influence of the external environment on the ink supply pipeline 40 and the loose placement of the ink supply pipeline 40 outside the casing 10, and further better reduce the risk of damage or leakage of the ink supply pipeline 40, realizing a more stable and reliable overall structure design of the inkjet printing device 100. The ink cartridge assembly 50 can arrange multiple ink cartridges 51 horizontally in the accommodation space 10a, or can arrange multiple ink cartridges 51 vertically in the accommodation space 10a, of course, the multiple ink cartridges 51 of the ink cartridge assembly 50 can be installed in the accommodation space 10a in a staggered manner, and the assembly manner of the ink cartridge assembly 50 in the accommodation space 10a is not limited in the present application.

[0051] The ink cartridge assembly 50 can be arranged at the rear side of the printing assembly 30, and at least part of the ink supply pipeline 40 can be arranged at the rear side of the printing assembly 30, which facilitates the storage of the ink cartridge assembly 50 and the ink supply pipeline 40 in the rear side space of the printing assembly 30, reduces the operation interference between the printing assembly 30 and the ink cartridge assembly 50 in the storage space 10a, and guarantees the stable printing operation of the printing assembly 30 in the cabinet 10. By extending the ink supply pipeline 40 located at the rear side of the printing assembly 30 along the moving direction of the printing assembly 30, the ink supply pipeline 40 can be arranged in a shape similar to a U shape or an S shape in the moving direction of the printing assembly 30, so that the ink supply pipeline 40 can be retracted or unfolded along with the movement of the printing assembly 30 during the movement of the printing assembly 30, the ink flow in the ink supply pipeline 40 is maintained, the winding or knotting of the ink supply pipeline 40 is effectively avoided, the blockage or condensation of the ink in the ink supply pipeline 40 is reduced, the stable arrangement of the ink supply pipeline 40 in the storage space is guaranteed, and the structural stability and reliability of the inkjet printing device 100 are improved.

[0052] Meanwhile, by arranging the ink cartridge assembly 50 and the ink supply pipeline 40 at the rear side of the printing assembly 30, the rear side space of the printing assembly 30 can be developed and utilized, so that the controller of the inkjet printing device 100 can be installed in the rear space of the printing assembly 30, and the internal transmission wire of the inkjet printing device 100 can be stored, so that the inkjet printing device 100 can realize a more compact overall structural design, better improve the integrated performance of the inkjet printing device 100, effectively avoid the externalization of the components of the inkjet printing device 100, better reduce the occupied space of the inkjet printing device 100 during packaging and storage, realize more convenient factory packaging and storage of the inkjet printing device 100, and effectively improve the practicality and structural reliability of the inkjet printing device 100.

[0053] The technical scheme of the utility model discloses that the ink cartridge assembly 50 and the ink supply pipeline 40 are arranged in the storage space 10a of the cabinet 10, so that the integrated design of the inkjet printing device 100 is better realized, the ink supply pipeline 40 connected with the ink cartridge assembly 50 and the printing assembly does not need to be arranged in a loose layout and matched with the externally arranged ink cartridge assembly 50, so that the ink supply pipeline 40 can be more regularly fixed in the storage space 10a and the risk of liquid leakage of the ink supply pipeline 40 is better reduced. By arranging the ink supply pipeline 40 at the rear side of the printing assembly 30 to extend along the moving direction of the printing assembly 30, the part of the ink supply pipeline 40 can be retracted or unfolded along with the movement of the printing assembly 30, the pulling effect of the ink supply pipeline 40 caused by the movement of the printing assembly 30 is better reduced, the winding or knotting of the ink supply pipeline 40 in the storage space 10a is effectively avoided, the blockage of the pipeline is reduced, the ink can be stably delivered to the printing assembly 30, the stable operation of the inkjet printing device 100 is guaranteed, and the integration and structural reliability of the inkjet printing device 100 are effectively improved.

[0054] Referring to Figure 3 and Figure 1 to Figure 3 In an embodiment of the present application, the inkjet printing device 100 further comprises a filter assembly 70, the filter assembly 70 is arranged in the accommodation space 10a and located at one side of the printing assembly 30 and the ink cartridge assembly 50 in the moving direction; the ink supply pipeline 40 comprises a first pipeline 41 and a second pipeline 43, the first pipeline 41 connects the ink cartridge assembly 50 and the filter assembly 70, and the second pipeline 43 connects the filter assembly 70 and the printing assembly 30, and the second pipeline 43 is at least partially arranged at the rear side of the printing assembly 30.

[0055] In the embodiment, the inkjet printing device 100 can further comprise a filter assembly 70, and the filter assembly 70 can be used to filter and remove impurities from the flowing ink, so that the inkjet printing device 100 can supply relatively pure ink to the printing assembly 30 for printing, and achieve clearer and more accurate printing effect of the inkjet printing device 100, and further improve the practicability and reliability of the inkjet printing device 100. The filter assembly 70 can include but is not limited to a metal mesh filter, a disc filter, a capsule filter, etc., and the form and structure shape of the filter assembly 70 are not limited in the present application.

[0056] The filter assembly 70 can be arranged at one side of the printing assembly 30 and the ink cartridge assembly 50 in the moving direction, so that the filter assembly 70, the ink cartridge assembly 50 and the printing assembly 30 can achieve more compact structural layout design in the accommodation space, and facilitate to avoid other components of the inkjet printing device 100, and further improve the structural stability and reliability of the inkjet printing device 100. The ink supply pipeline 40 can set the first pipeline 41 to connect the liquid outlet end of the ink cartridge assembly 50 and the liquid inlet end of the filter assembly 70 in the accommodation space 10a according to the installation position of the filter assembly 70, and set the second pipeline 43 to connect the liquid outlet end of the filter assembly 70 and the liquid inlet end of the printing assembly 30 in the accommodation space 10a, so as to ensure the stable ink supply of the ink supply pipeline 40. At this time, a certain limiting structure can be used in the accommodation space 10a to limit the first pipeline 41, so as to better avoid loosening of the first pipeline 41 and ensure the stable delivery of the ink. The second pipeline 43 can be arranged at the rear side of the printing assembly 30 and extended along the moving direction of the printing assembly 30, so that the second pipeline 43 can better retract or expand with the movement of the printing assembly 30, avoid winding and knotting of the second pipeline 43, reduce the blockage or condensation of the ink supply pipeline 40, better ensure the stable delivery of the ink, and further improve the practicability and structural reliability of the inkjet printing device 100.

[0057] Referring to Figure 2The inkjet printing device 100 can be provided with a support 181 in the casing 10, the support 181 can have a partial structure arranged above the printing table 33, and the printing assembly 30 can be installed on the support 181, so that the printing assembly 30 moves on the support 181 to realize the printing operation on the printing table 33. By installing the printing assembly 30 on the support 181, the installation stability and reliability of the printing assembly 30 in the casing 10 can be improved, and the stable operation of the inkjet printing device 100 can be ensured. At this time, the inkjet printing device 100 can form a gap between the support 181 and the printing table 33 for the printing material to be transported to the printing table 33 for printing operation, or the support 181 can be connected with the printing table 33, so that the printing material is transported from the side of the printing table 33 to the printing table. The application does not limit the cooperation and installation mode of the support 181 and the printing table 33.

[0058] And referring to Figure 3 and Figure 2 In an embodiment of the present application, the inkjet printing device 100 comprises a support 11 and a cartridge, the support 11 is arranged in the accommodation space 10a and located on the upper side of the support 181, and the cartridge assembly 50 is arranged on the support 11.

[0059] In this embodiment, the inkjet printing device 100 can be provided with a support 11 in the casing 10, the support 11 can be a support plate, bracket or other structure fixedly connected to the inner wall of the casing 10, or it can also be a tray supported and installed in the accommodation space 10a by a column. The application does not limit the structure of the support 11, which can have the support function of the cartridge assembly 50. Further, the support 11 can be arranged on the upper side of the support 181, so that the cartridge assembly 50 can be stably assembled on the support 11. By supporting the cartridge assembly 50 with the support 11, the cartridge assembly 50 can be more regularly arranged in the accommodation space 10a, reducing the random stacking of the cartridge assembly 50, which is conducive to better arranging and installing various components in the inkjet printing device 100, further improving the practicability and structural reliability of the inkjet printing device 100. By arranging the support 11 on the upper side of the support 181, the cartridge assembly 50 can be correspondingly arranged on the upper side of the printing assembly 30, so that the cartridge assembly 50 can use gravity to transport ink through the ink supply pipeline 40 to the printing assembly 30, realizing more convenient ink output of the cartridge assembly 50, which is conducive to better simplifying the structure of the inkjet printing device 100, further improving the practicability and structural reliability of the inkjet printing device 100.

[0060] The ink cartridge assembly 50 can be arranged on the support frame 11 in a plurality of ink cartridge 51 structures, or the ink cartridge assembly 50 and the support frame 11 can be connected by a buckle or a hook, so as to ensure that the ink cartridge assembly 50 is stably arranged on the support frame 11. Of course, in other embodiments, the ink cartridge assembly 50 can also be arranged on the support frame 11 in other ways, as long as the ink cartridge assembly 50 can be stably arranged on the support frame 11, and the application does not limit this.

[0061] Referring to Figure 6 and Figure 6 In an embodiment of the present application, the support frame 11 is formed with a mounting groove 111 extending in a direction parallel to the moving direction of the printing assembly 30, and the ink cartridge assembly 50 includes a plurality of ink cartridges 51, and the plurality of ink cartridges 51 are arranged in the mounting groove 111 in a direction parallel to the moving direction.

[0062] It can be understood that the ink cartridge assembly 50 can be provided with a plurality of ink cartridges 51, and different ink cartridges 51 can be used to store different colors of ink, so that the ink cartridge assembly 50 can supply a plurality of colors of ink to the print head of the printing assembly 30, and the multi-color printing effect of the inkjet printing device 100 can be realized. At this time, the support frame 11 can be provided with a mounting groove 111 extending in a direction parallel to the moving direction of the printing assembly 30, so that the plurality of ink cartridges 51 can be arranged in the mounting groove 111 in a direction parallel to the moving direction, so that the occupied space of the ink cartridge assembly 50 is arranged in parallel with the space required by the printing assembly 30, and the disordered arrangement of the ink cartridge assembly 50 and the printing assembly 30 in the accommodation space 10a can be better avoided, so that the inkjet printing device 100 can realize better overall compact design, and further facilitate the miniaturization design of the inkjet printing device 100. Among them, the ink cartridge assembly 50 can abut and limit the plurality of ink cartridges 51, so as to more stably arrange the ink cartridge assembly 50 on the support frame 11, and the plurality of ink cartridges 51 can be placed in a certain order, so that the colors of the ink in the ink cartridges 51 can be more intuitively distinguished, and the ink can be refilled by disassembling the ink cartridge assembly 50, and the operation convenience and practicality of the inkjet printing device 100 are further improved.

[0063] Referring to Figure 7 and Figure 2 In an embodiment of the present application, the support frame 11 is further formed with a wire passing groove 113, the wire passing groove 113 is arranged on one side of the mounting groove 111 and communicates with the mounting groove 111, and the wire passing groove penetrates the side wall of the support frame 11, and the ink pipe 40 is arranged in the wire passing groove 113.

[0064] In the embodiment, the support frame 11 can be provided with a wire passing groove 113 on one side of the mounting groove 111, which can be arranged adjacent to the ink supply port of the ink cartridge 51. By making the wire passing groove 113 communicate with the mounting groove 111, the ink supply pipeline 40 connecting each ink cartridge 51 and the printing assembly 30 can be accommodated in the wire passing groove 113 for pipe running, which is conducive to reducing the disorderly arrangement of the ink supply pipeline 40 in the accommodation space 10a under the accommodation of the wire passing groove 113, achieving the limited arrangement of the ink supply pipeline 40 in the accommodation space 10a, and reducing the interference between the ink supply pipeline 40 and other components, so that each component of the inkjet printing device 100 can be installed and arranged more regularly, and the structural stability and reliability of the inkjet printing device 100 are further improved.

[0065] Wherein, several ink cartridges 51 are arranged in sequence along the extension direction of the mounting groove 111, at this time, the ink supply pipeline 40 can include several first pipelines 41 connected with the several ink cartridges 51 respectively, one first pipeline 41 can be connected with one ink cartridge 51, and the ink supply pipeline 40 can be arranged in sequence and stacked in the wire passing groove correspondingly, which is convenient for the corresponding disassembly of each ink cartridge 51, prevents the pipeline from being connected incorrectly between the ink cartridges 51, ensures the stable ink supply of the ink cartridge assembly 50 to the printing assembly 30, and further improves the structural stability and reliability of the inkjet printing device 100.

[0066] When the inkjet printing device 100 is provided with the filter assembly 70 to filter the ink output by the ink cartridge assembly 50, the filter assembly 70 is arranged on one side of the ink cartridge assembly 50 and the printing assembly 30 along the moving direction, and the wire passing groove 113 can be arranged through the side wall of the support frame 11, so that the first pipeline 41 of the ink supply pipeline 40 connecting the ink cartridge assembly 50 and the filter assembly 70 can horizontally pass through the support frame 11 in the wire passing groove 113 and be connected to the filter assembly 70, which better reduces the bending of the ink supply pipeline 40, so that the ink supply pipeline 40 can better maintain the state of straight pipe running in the accommodation space 10a, and the structural stability and reliability of the inkjet printing device 100 are further improved.

[0067] Referring to Figure 3 and Figure 2 In an embodiment of the utility model, the first partition plate 131 is arranged in the casing 10, the filter assembly 70 and the ink cartridge assembly 50 are arranged on opposite sides of the first partition plate 131 respectively, and the filter assembly 70 is installed on the first partition plate 131.

[0068] It can be understood that the shell 10 can be provided with a first partition plate 131 on one side of the printing assembly 30 and the ink cartridge assembly 50 along the moving direction, so that the first partition plate 131 can divide the printing area for the printing assembly 30 to perform the printing operation and the storage area for other components such as the filter assembly 70 to be stored in the storage space 10a, and the printing area and the storage area are arranged in sequence along the left-right direction, so that the inkjet printing device 100 can realize a more neat and orderly layout. At this time, the inkjet printing device 100 can install and arrange the filter assembly 70 on the side of the first partition plate 131 opposite to the ink cartridge assembly 50 and the printing assembly 30, so that the first partition plate 131 can separate the ink cartridge assembly 50 and the filter assembly 70, and the first pipeline 41 connecting the ink cartridge assembly 50 and the filter assembly 70 can be arranged through the first partition plate 131, so as to ensure the stable ink supply of the ink cartridge assembly 50 to the printing assembly 30. The inkjet printing device 100 can be connected and installed on the first partition plate 131 by bolts, screws and other fasteners, so that the filter assembly 70 can be more stably and reliably arranged inside the shell 10; or a clamping plate can be arranged on a partition plate, and the filter assembly 70 is clamped and fixed by the clamping plate to prevent the filter assembly 70 from falling off, and the filter assembly 70 can be more conveniently disassembled and assembled on the first partition plate 131. Of course, there are many assembly modes of the filter assembly 70, and the application does not limit this, as long as the filter assembly 70 can be stably installed in the shell 10.

[0069] Further, the ink cartridge assembly 50 and the filter assembly 70 are separated by the first partition plate 131, which can better realize the partitioning of the ink cartridge assembly 50 and the filter assembly 70 in the storage space 10a, facilitate the independent disassembly and maintenance of the components of the inkjet printing device 100, reduce the stacking assembly of the components of the inkjet printing device 100, make the overall structure of the inkjet printing device 100 more organized, facilitate maintenance, and further improve the practicability and reliability of the inkjet printing device 100.

[0070] Referring to Figure 3 and Figure 2 In an embodiment of the present application, the ink cartridge assembly 50 includes a plurality of ink cartridges 51 arranged along a direction parallel to the moving direction, the filter assembly 70 includes a plurality of filters 71, and the ink supply pipeline 40 includes a plurality of first pipelines 41, and each first pipeline 41 connects one ink cartridge 51 and one filter 71.

[0071] In the embodiment, the filter assembly 70 can correspond to the number of ink cartridges 51 of the ink cartridge assembly 50, and a corresponding number of filters 71 are arranged, that is, the filter assembly 70 can be provided with a plurality of filters 71 corresponding to the plurality of ink cartridges 51 of the ink cartridge assembly 50, at this time, the first pipeline 41 of the ink supply pipeline 40 can be connected to one filter 71 and one ink cartridge 51, thereby ensuring the independent filtration of each ink cartridge 51 of the ink cartridge assembly 50, reducing the color mixing of the ink, so that the inkjet printing device 100 can realize more accurate and reliable printing effect, further improve the practicability and reliability of the inkjet printing device 100, and ensure the stable operation of the inkjet printing device 100.

[0072] Among them, a plurality of filters 71 can be sequentially arranged and connected on the first partition plate 131 in a certain arrangement order, which can facilitate more intuitive and convenient connection of each filter 71, avoid entanglement and connection of the ink supply pipeline 40 in the casing 10, ensure stable ink supply of the ink cartridge assembly 50 to the printing assembly 30, and further improve the structural stability and reliability of the inkjet printing device 100. Among them, the plurality of filters 71 can be sequentially arranged on the first partition plate 131 in the front-rear direction; or the plurality of filters 71 can be sequentially arranged on the first partition plate 131 in the up-down direction, and when the number of filters 71 is too large, the filters 71 can be arranged in multiple groups in a straight line, or multiple filters 71 can be arranged in a staggered manner in a certain direction. The arrangement mode of the plurality of filters 71 of the filter assembly 70 is not limited in the application, and the regular installation of the filter assembly 70 in the accommodation space 10a can be realized.

[0073] Referring to Figure 3 and Figure 3 to Figure 5 In an embodiment of the present application, the inkjet printing device 100 further comprises a drag chain 15, the drag chain 15 is arranged at the rear side of the printing assembly 30 and below the ink cartridge assembly 50, one end of the drag chain 15 is connected with the printing assembly 30, and the other end of the drag chain is fixed. The drag chain 15 is provided with a wire routing space, and the second pipeline 43 is arranged in the wire routing space.

[0074] In the embodiment, the drag chain 15 can be connected to the printing assembly 30 at one end and fixedly connected to the casing 10 at the other end. By extending the drag chain 15 along the moving direction of the printing assembly 30, the drag chain 15 can swing with the movement of the printing assembly 30 when the printing assembly 30 reciprocally moves for printing. By arranging the drag chain 15 at the rear side of the printing assembly 30 and below the ink cartridge assembly 50, the second pipeline 43 connecting the filter assembly 70 and the printing assembly 30 can pass through the wiring space of the drag chain 15, so that the drag chain 15 can play a role in binding the pipeline, avoiding the pipeline from colliding with other components in the accommodation space 10a when the printing assembly 30 moves. Meanwhile, the second pipeline 43 can be retracted or expanded with the movement of the printing assembly 30 by limiting the second pipeline 43 with the drag chain, so as to better ensure the stable operation of the inkjet printing device 100, arrange the components in the inkjet printing device 100 more regularly and compactly, and further improve the practicability and structural reliability of the inkjet printing device 100.

[0075] In addition, the wiring space formed by the drag chain 15 can also be used for the transmission wire of the printing assembly 30, so that the drag chain 15 can also bind and protect the wire in the inkjet printing device 100, effectively avoid the disordered arrangement of the ink supply pipeline 40 and the wire, better reduce the interference and entanglement of the ink supply pipeline 40 and the wire with other components, ensure the stable operation of the inkjet printing device 100, and further improve the structural stability and reliability of the inkjet printing device 100.

[0076] Referring to Figure 2 In an embodiment of the present application, the inkjet printing device 100 further comprises two pressing blocks 17, which are arranged near the two ends of the drag chain 15 and press and limit the second pipeline 43 and the wire.

[0077] In the embodiment, the inkjet printing device 100 can further comprise the pressing blocks 17 arranged near the two ends of the drag chain 15, which can press and limit the second pipeline 43 and the wire entering the wiring space, so as to reduce the shaking of the second pipeline 43 and the wire in the wiring space, avoid the drag chain 15 being dragged by the second pipeline 43 and the wire, ensure the stable arrangement of the second pipeline 43 and the wire in the accommodation space 10a, and further improve the structural stability and reliability of the inkjet printing device 100.

[0078] One of the pressure blocks 17 can be connected to the printing assembly 30, so that the pressure block 17 can press the second pipeline 43 and the electric wire connected to the printing assembly through the drag chain 15. When the second partition plate 133 is arranged below the drag chain in the casing 10, one end of the drag chain 15 can be connected to the second partition plate 133. At this time, the other pressure block 17 can be connected and arranged on the second partition plate 133, and the pressure block 17 is provided with a wire hole for the second pipeline 43 and the electric wire to pass through. Thus, the pressure block 17 can better press the second pipeline 43 and the electric wire, and can better stabilize the second pipeline 43 and the electric wire passing through the wire space, and can better reduce the influence of the swing of the second pipeline 43 and the electric wire on the drag chain, so that the inkjet printing device 100 can operate more stably and reliably, and the structural stability and reliability of the inkjet printing device 100 are further improved.

[0079] Referring to Figure 10 , Figure 13 and Figure 2 In an embodiment of the present application, the printing device further comprises an ink stack assembly 61, which is arranged in the accommodation space 10a and on one side of the printing platform 33 in the moving direction. The printing assembly 30 can be moved to the ink stack assembly 61 and cooperate with the ink stack assembly 61. The ink stack assembly 61 is used for maintaining the printing assembly 30, and the maintenance includes cleaning and / or moisturizing.

[0080] In the embodiment, the ink stack assembly 61 can be used to clean and / or moisturize the printing assembly 30, which is beneficial to avoid the condensation and blockage of the ink at the nozzle of the printing assembly 30, and ensure the stable operation of the printing assembly 30. The cleaning method of the ink stack assembly 61 for the printing assembly 30 can be various, for example, the condensed ink on the printing assembly 30 can be removed by scraping, or the printing assembly 30 can be cleaned by using a cleaning agent. Of course, the cleaning method can also be a combination of multiple cleaning methods, such as the method of scraping first and then cleaning, etc. The present application does not limit the cleaning method of the ink stack assembly 61, as long as the ink stack assembly 61 can clean the printing assembly 30.

[0081] The ink stack assembly 61 can be arranged on one side of the printing platform 33 in the moving direction of the printing assembly 30, so that the printing assembly 30 can be more conveniently moved from the printing platform 33 to the ink stack assembly 61 for cleaning or standby, which is beneficial to the more compact structural design of the inkjet printing device 100.

[0082] In an embodiment of the present application, the ink cartridge assembly 50 comprises a water supply tank, and the ink supply pipeline 40 further comprises a water delivery pipeline, which connects the water supply tank and the ink stack assembly 61.

[0083] In the embodiment, the ink cartridge assembly 50 can also integrate a water supply tank for storing clean water or cleaning liquid, so that the water supply tank is arranged with the ink cartridges 51 to form an integral whole, and the ink supply pipeline 40 is integrated with the water supply pipeline to connect the water supply tank and the ink stack assembly 61, so that the ink stack assembly 61 can stably obtain a certain amount of clean water or cleaning liquid, and the ink stack assembly 61 can better use the clean water or cleaning liquid to clean and maintain the printing assembly 30, so that the ink stack assembly 61 has better maintenance effect, and the practicality and structural reliability of the inkjet printing device 100 are further improved.

[0084] Referring to Figure 2 In an embodiment of the utility model, the inkjet printing device 100 further includes an ink suction assembly 90, which is arranged at the rear side of the printing assembly 30 and located at the lower side of the ink cartridge assembly 50; the inkjet printing device 100 further includes a suction pipeline, which connects the ink suction assembly and the ink stack assembly 61, so that the ink stack assembly 61 forms a negative pressure, and the ink in the ink cartridge assembly 50 flows into the printing assembly 30 through the ink supply pipeline 40.

[0085] In the embodiment, the ink suction assembly 90 can communicate with the ink stack assembly 61 through the suction pipeline, and the ink suction assembly 90 can generate a certain suction force to form a certain negative pressure environment for the ink stack assembly 61; when the printing assembly 30 is parked on the ink stack assembly 61, the negative pressure can drive the ink to flow from the ink cartridge assembly 50 to the printing assembly 30 through the ink supply pipeline 40, and the ink can expel the air in the ink supply pipeline 40 during the flow process, so that the ink can flow more smoothly through the ink supply pipeline 40 from the ink cartridge assembly 50 to the printing assembly 30, and the stable ink supply of the inkjet printing device 100 is guaranteed. Under the action of the ink suction assembly 90, the stable supply of the ink during the movement and printing of the printing assembly 30 can be better guaranteed, the structure of the inkjet printing device 100 is more simple, the ink stack assembly 61 can better clean the condensed ink block on the printing assembly 30, the printing assembly 30 has more stable and reliable printing effect, and the practicality and structural reliability of the inkjet printing device 100 are further improved.

[0086] In the embodiment, the ink suction assembly 90 is arranged below the ink cartridge assembly 50, so that the ink suction assembly 90 is located behind the printing platform 33, and the ink suction assembly 90 is closer to the ink stack assembly 61, so that the suction pipeline can be better arranged below the printing platform 33, the interference and collision between the suction pipeline and other components are reduced, the inkjet printing device 100 has more reliable and compact layout design, and the practicality and structural reliability of the inkjet printing device 100 are further improved.

[0087] Referring to Figure 3 andFigure 2 In one embodiment of the present application, the second partition 133 is arranged in the casing 10, and the ink cartridge assembly 50 and the ink suction assembly 90 are arranged on opposite sides of the second partition 133.

[0088] In the present embodiment, the second partition 133 is arranged in the casing 10, and the second partition 133 is arranged on the rear side of the printing assembly 30. The second partition 133 can be used to divide the area on the rear side of the printing assembly 30 into upper and lower parts, so as to separate the ink suction assembly 90 and the ink cartridge assembly 50 on opposite sides of the second partition 133, so that the whole inkjet printing device 100 is more regular and beautiful, and the compact design of the whole inkjet printing device 100 is realized. At this time, when the second pipeline 43 is limited by the drag chain 15 arranged on the rear side of the printing assembly 30, the drag chain 15 and the ink suction assembly 90 are arranged on opposite sides of the second partition 113, and one end of the drag chain 15 is connected to the second partition 113, so that each component of the inkjet printing device 100 can be more stably arranged in the accommodation space 10a, so that each component can operate more stably, and the stable printing operation of the inkjet printing device 100 is ensured.

[0089] Referring to Figure 3 and Figure 2 In one embodiment of the present application, the ink suction assembly 90 includes a plurality of pumps 91, and the plurality of pumps 91 are arranged in sequence along the moving direction of the printing assembly 30.

[0090] In the present embodiment, the ink suction assembly 90 can be provided with a plurality of pumps 91, so that the ink suction assembly 90 can use multiple pumps to realize the functions of forming negative pressure in the ink stack assembly 61 and sucking waste ink generated by the ink stack assembly 61, so as to ensure the stable operation of the ink suction assembly 90 and further improve the practicability and structural reliability of the inkjet printing device 100.

[0091] At this time, by arranging the plurality of pumps 91 in sequence along the moving direction of the printing assembly 30, the ink suction assembly 90 and the printing assembly 30 can be arranged in parallel in the accommodation space 10a, so that each component of the inkjet printing device 100 can be more regularly and compactly arranged in the accommodation space 10a, so as to better realize the miniaturization design of the inkjet printing device 100, and further improve the practicability and structural reliability of the inkjet printing device 100.

[0092] Referring to Figure 10 , Figure 13 and Figure 10In an embodiment of the present application, the inkjet printing device 100 further comprises a waste ink box 63, which is arranged in the accommodating space 10a and is arranged adjacent to the ink stack assembly 61, and the waste ink box 63 is located on one side of the printing platform 33 in the moving direction of the printing assembly 30. The inkjet printing device 100 further comprises a sewage discharge pipeline, which is connected with the ink stack assembly 61 and the waste ink box 63, and is connected with the ink suction assembly 90 and the waste ink box 63, so that the waste liquid in the ink stack assembly 61 is sucked to the waste ink box 63.

[0093] In the embodiment, the inkjet printing device 100 can further comprise a waste ink box 63 arranged in the accommodating space 10a, and the ink suction assembly 90 and the ink stack assembly 61 are connected by the sewage discharge pipeline, and the ink suction assembly 90 and the waste ink box 63 are connected by the sewage discharge pipeline, so that the waste ink generated by the ink stack assembly 61 can be better sucked and discharged into the waste ink box 63 under the action of the ink suction assembly 90 for collection, so as to ensure the stable operation of the ink stack assembly 61 and prevent the waste liquid in the ink stack assembly 61 from overflowing, thereby further improving the practicability and structural reliability of the inkjet printing device 100. The waste ink box 63 is arranged on one side of the printing assembly 30 in the moving direction and is arranged adjacent to the ink stack assembly 61, so that the various components of the inkjet printing device 100 are more compact, so that the ink suction assembly 90, the ink stack assembly 61 and the waste ink box 63 are better arranged in the lower region of the accommodating space 10a, the interference between the suction pipeline, the sewage discharge pipeline and the ink supply pipeline 40 is reduced, the component layout of the inkjet printing device 100 is more reasonable and compact, the miniaturization design of the inkjet printing device 100 is facilitated, and the practicability and structural reliability of the inkjet printing device 100 are further improved.

[0094] In this way, the inkjet printing device 100 can connect the ink cartridge assembly 50 and the printing assembly 30 by the ink supply pipeline 40 to supply ink, and under the action of the suction pipeline, the ink suction assembly 90 can form negative pressure to suck the ink liquid of the ink stack assembly 61 to stably pass through the ink supply pipeline 40 and be delivered to the printing assembly 30, and the water supply tank of the ink cartridge assembly 50 and the ink stack assembly 61 can be connected by the water delivery pipeline to supply water, so as to ensure the cleaning of the printing assembly 30 by the ink stack assembly 61, and the ink stack assembly 61, the ink suction assembly 90 and the waste ink box 63 can be connected by the sewage discharge pipeline to discharge waste ink, so that the inkjet printing device 100 can form a relatively perfect pipeline system in the accommodating space 10a, the positions of the various components can be arranged to make the response pipeline more regular and reliable, the mutual interference between the various pipelines is reduced, and the structural stability and reliability of the inkjet printing device 100 are further improved.

[0095] Referring to Figure 11In an embodiment of the present application, the first operation port 12 is arranged on one side of the casing 10 in the moving direction of the printing assembly 30, and the first operation port 12 is arranged opposite to the ink stack assembly 61 and the waste ink tank 63. The inkjet printing device 100 further comprises a first door body 121, which is movably arranged on the casing to open or cover the first operation port 12. The inkjet printing device 100 further comprises a first opening and closing detection assembly (not shown in the figure), which is arranged on the casing 10 and can cooperate with the first door body 121 to detect the opening and closing state of the first door body 121.

[0096] In the embodiment, the first operation port 12 is arranged on one side of the casing 10, and the ink stack assembly 61 and the waste ink tank 63 can be operated through the first operation port 12, so as to facilitate the disassembly of the waste ink tank 63 on the casing, and facilitate the maintenance of the ink stack assembly 61, thereby further improving the operation convenience and practicability of the inkjet printing device 100. The first operation port 12 can be arranged in a regular shape, such as a rectangular shape, a circular shape, etc. Of course, the first operation port 12 can also be arranged in an irregular shape, and the shape of the first operation port 12 is not limited in the present application.

[0097] The first door body 121 is arranged on the casing 10 to cover or open the first operation port 12, so as to better protect the integrity and appearance of the casing 10, and to better avoid the influence of the external environment on the ink stack assembly 61 and the waste ink tank 63 during the operation or transportation of the inkjet printing device 100. The first door body 121 can have a connection relationship with the casing 10, such as being slidably connected to the casing 10 to open or cover the first operation port 12, or being rotatably connected to the casing 10 to open or cover the first operation port 12. Of course, the first door body 121 can also not have a connection relationship with the casing 10, that is, the first door body 121 and the casing 10 are arranged separately, and the first door body 121 is placed on the casing 10 when it is needed to cover the first operation port 12, and the first door body 121 is detached from the casing 10 when it is needed to open the first operation port 12. The connection mode of the first door body 121 and the casing 10 can be various, and the present application does not limit the connection mode. In addition, when the inkjet printing device 100 further comprises a filter assembly 70, the filter assembly 70 can be arranged corresponding to the first operation port 12, so that the ink stack assembly 61, the waste ink tank 63 and the filter assembly 70 can be checked and maintained by opening the first door body 121 on the casing 10, thereby realizing a more compact overall structure design and more convenient operation of the inkjet printing device 100, and further improving the practicability of the inkjet printing device 100.

[0098] And by setting the first opening and closing detection assembly, the first opening and closing detection assembly can be triggered during the opening and closing process of the first door body 121, so that the first opening and closing detection assembly can timely detect and feedback whether the first door body 121 is in an open state or a closed state. When the first door body 121 is suddenly opened during the operation of the inkjet printing device 100, the first opening and closing detection assembly can send an opening signal of the first door body 121 to the controller, so that the inkjet printing device 100 can temporarily stop the printing operation of the printing assembly 300, avoiding the interference of the printing operation process, so that the inkjet printing device 100 can realize more stable and accurate printing operation, further improve the practicability and reliability of the inkjet printing device 100. The first opening and closing detection assembly can use a Hall sensor, and a corresponding magnetic part is provided on the first door body 121, and the opening and closing detection of the first door body 121 by the first opening and closing detection assembly is realized by the proximity triggering of the magnetic part and the Hall sensor. Alternatively, the first opening and closing detection assembly can use an infrared detection device, which uses infrared detection light to shield when the first door body 121 covers the first operation port 12, and avoids infrared detection light when the first door body 121 opens the first operation port 12, thereby realizing the opening and closing detection of the first door body 121 by the first opening and closing detection assembly. Of course, there are many structural forms of the first opening and closing detection assembly, which are not limited in the present application.

[0099] Referring to Figure 13 and Figure 11 In an embodiment of the present application, the inkjet printing device 100 further comprises a light reflection assembly 183, which is arranged in the accommodation space 10a and located on one side of the printing assembly 30 in the moving direction of the printing platform 33. The inkjet printing assembly 100 can move above the light reflection assembly 183, and the light reflection assembly 183 can be opposite to the bottom of the printing assembly 30.

[0100] In the embodiment, by arranging the light reflection assembly 183 on one side of the printing platform in the moving direction of the printing assembly 30, the printing assembly 30 can be moved above the light reflection assembly 183. The light reflection assembly 183 can include but is not limited to metal parts, glass, reflective film, mirrors, etc. with certain light reflection effect. The dirty condition of the print head at the bottom of the printing assembly 30 and other information can be observed by using the reflection of the light reflection assembly 183, and then the running condition of the printing assembly 30 can be understood and whether the printing assembly 30 needs to be maintained can be judged, so as to better realize stable and reliable printing operation of the inkjet printing device 100, and further improve the practicability and structural reliability of the inkjet printing device 100.

[0101] Referring to Figure 12In an embodiment of the present application, the second operating port 14 is arranged on one side of the casing 10 adjacent to the light reflection assembly 183, the inkjet printing device 100 further comprises a second door body 141, the second door body 141 is movably arranged on the casing 10 to open or cover the second operating port 14. The inkjet printing device 100 further comprises a second opening and closing detection assembly (not shown in the figure), the second opening and closing detection assembly is arranged on the casing 10 and can cooperate with the second door body 141 to detect the opening and closing state of the second door body 141.

[0102] In the embodiment, the second operating port 14 is arranged on one side of the casing 10, which can better observe the light reflection assembly 183 through the second operating port 14, so that the casing 10 can be supported by the better support 181 structure, and the light reflection assembly 183 can be stably observed and applied, thereby further improving the practicability and structural reliability of the inkjet printing device 100. The second operating port 14 can be arranged in a regular shape, such as a rectangular shape, a circular shape, etc., and of course can also be arranged in an irregular shape, and the shape of the second operating port 14 is not limited in the present application.

[0103] The second door body 141 is arranged on the casing 10 to cover or open the second operating port 14, which can better protect the integrity and aesthetics of the casing 10, so that the light reflection assembly 183 can be better protected from the influence of the external environment when the inkjet printing device 100 is in operation or transportation. The second door body 141 can have a connection relationship with the casing 10, such as sliding connection on the casing 10 to open or cover the second operating port 14, or rotating connection on the casing 10 to open or cover the second operating port 14; of course, the second door body 141 can not have a connection relationship with the casing 10, that is, the second door body 141 and the casing 10 are arranged separately, and the second door body 141 is placed on the casing 10 when the second operating port 14 needs to be covered, and the second door body 141 is detached from the casing 10 when the second operating port 14 needs to be opened. The connection mode of the second door body 141 and the casing 10 has many kinds, and the present application does not limit it.

[0104] The second opening and closing detection assembly can be triggered during the opening and closing of the second door body 141, so that the second opening and closing detection assembly can timely detect and feed back whether the second door body 141 is in an open state or a closed state. When the second door body 141 is suddenly opened during the operation of the inkjet printing device 100, the second opening and closing detection assembly can send an opening signal of the second door body 141 to the controller, so that the inkjet printing device 100 can temporarily stop the printing operation of the printing assembly, avoiding the interference of the printing operation process, so that the inkjet printing device 100 can realize more stable and accurate printing operation, and further improve the practicability and reliability of the inkjet printing device 100. The second opening and closing detection assembly can adopt a Hall sensor, and a corresponding magnetic part is arranged on the second door body 141. The opening and closing detection of the second door body 141 by the second opening and closing detection assembly is realized by the close triggering of the magnetic part and the Hall sensor. Alternatively, the second opening and closing detection assembly can adopt an infrared detection device. When the second door body 141 covers the second operation port 14, the infrared detection light is blocked, and when the second door body 141 opens the second operation port 14, the infrared detection light is avoided, so as to realize the opening and closing detection of the second door body by the second opening and closing detection assembly. Of course, there are many structure forms of the second opening and closing detection assembly, which are not limited in the application.

[0105] Referring to Figure 1 In an embodiment of the present application, the shell 10 is provided with a third operation port 161 communicating with the accommodation space. The third operation port 161 is located above the printing table. The inkjet printing device 100 further comprises a third door body 161 and a third opening and closing detection assembly. The third door body 161 is movably arranged on the shell 10 to open or cover the third operation port 161. The third opening and closing detection assembly is arranged on the shell 10 and can cooperate with the third door body 161 to detect the opening and closing state of the third door body 161.

[0106] In the embodiment, the third operation port 161 is arranged above the printing table of the shell 10. The printing effect of the printing material on the printing table 33 can be better observed through the third operation port 161, which facilitates the intervention in the printing process and is conducive to timely adjusting the component configuration of the inkjet printing device 100 to reduce printing waste. At the same time, the printing assembly 30 can be better maintained through the third operation port 161, which is conducive to reducing the disassembly of the inkjet printing device 100 and further improving the practicability and operation convenience of the inkjet printing device 100. The third operation port 161 can be arranged in a regular shape, such as a rectangle or a circle. Of course, it can also be arranged in an irregular shape. The shape of the third operation port 161 is not limited in the application.

[0107] The third door body 161 can be connected with the shell 10, for example, the third door body 161 is slidably connected with the shell 10 to open or cover the third operation port 161, or the third door body 161 is rotatably connected with the shell 10 to open or cover the third operation port 161; of course, the third door body 161 can also not be connected with the shell 10, that is, the third door body 161 is separately arranged with the shell 10, and the third door body 161 is placed on the shell 10 when the third operation port 161 needs to be covered, and the third door body 161 is separated from the shell 10 when the third operation port 161 needs to be opened, and the connection mode of the third door body 161 and the shell 10 is various, which is not limited in the application.

[0108] The third opening and closing detection assembly can be triggered during the opening and closing of the third door body 161, so that the third opening and closing detection assembly can timely detect and feed back whether the third door body 161 is in an open state or a closed state. When the third door body 161 is suddenly opened during the operation of the inkjet printing device 100, the third opening and closing detection assembly can send an opening signal of the third door body 161 to the controller, so that the inkjet printing device 100 can temporarily stop the printing work of the printing assembly, avoid the interference of the printing work process, and realize more stable and accurate printing work of the inkjet printing device 100, and further improve the practicability and reliability of the inkjet printing device 100. The third opening and closing detection assembly can adopt a Hall sensor, and a corresponding magnetic part is arranged on the third door body 161, and the opening and closing detection of the third door body 161 by the third opening and closing detection assembly is realized by the proximity triggering of the magnetic part and the Hall sensor. Alternatively, the third opening and closing detection assembly can adopt an infrared detection device, and the infrared detection light is blocked when the third door body 161 covers the third operation port 161, and the infrared detection light is avoided when the third door body 161 opens the third operation port 161, so as to realize the opening and closing detection of the third door body by the third opening and closing detection assembly. Of course, the structure of the third opening and closing detection assembly is various, which is not limited in the application.

[0109] Referring to Figure 6 In an embodiment of the present application, the top surface of the shell 10 is provided with a taking and placing opening 10b communicating with the accommodating space 10a, and the taking and placing opening 10b is arranged above the ink cartridge assembly 50; the inkjet printing device 100 further comprises a taking and placing cover plate 19, and the taking and placing cover plate 19 can open or cover the taking and placing opening 10b.

[0110] In the embodiment, the top surface of the shell 10 is provided with the access opening 10b communicating with the accommodating space 10a, and the access opening 10b is arranged above the ink cartridge assembly 50, so that the ink cartridge assembly 50 can be better extracted or installed through the access opening 10b, the ink cartridge assembly 50 is convenient to dismount and replace on the shell 10, and the operation convenience and practicability of the inkjet printing device 100 are further improved.

[0111] At this time, the inkjet printing device 100 can be provided with the access cover plate 19 corresponding to the access opening 10b, the access cover plate 19 can be used to cover or open the access opening 10b, so that the access cover plate 19 can be used to better protect the ink cartridge assembly 50, the ink cartridge assembly 50 is prevented from being separated from the shell 10 during transportation or use, the ink cartridge assembly 50 can be extracted by removing the access cover plate 19, the convenient dismounting of the ink cartridge assembly 50 in the shell 10 is ensured, the integrity of the inkjet printing device 100 is ensured, and the structural stability and reliability of the inkjet printing device 100 are further improved.

[0112] The access cover plate 19 can be connected to the shell 10 through a hinge joint or a rotating shaft, and the access opening 10b can be opened or covered by rotating the access cover plate 19, or the access cover plate 19 and the shell 10 can be provided with a sliding rail and sliding block assembly, so that the access cover plate 19 can slide on the shell 10 to open or cover the access opening 10b, or the access cover plate 19 and the shell 10 can be provided in a separated structure, the access cover plate 19 can be placed and installed on the shell 10 to cover the access opening 10b, and the access opening 10b can be opened by removing the access cover plate 19 on the shell 10, and the connection mode of the access cover plate 19 and the shell 10 is various, which is not limited in the application.

[0113] Further, in an embodiment of the utility model, the shell 10 is provided with a first magnetic member, the access cover plate 19 is provided with a second magnetic member, and the first magnetic member and the second magnetic member can be magnetically attracted.

[0114] In the embodiment, the first magnetic member can be a magnet, and the second magnetic member can be a magnet or a metal that can be magnetically attracted and is opposite to the first magnetic member in magnetism, or the first magnetic member can be a metal that can be magnetically attracted, and the second magnetic member can be a magnet, and then, the first magnetic member is arranged on the shell 10 at a position corresponding to the position where the access cover plate 19 is placed, and the second magnetic member is arranged on the side of the access cover plate 19 facing the shell 10, the first magnetic member and the second magnetic member are magnetically attracted and connected, the access cover plate 19 and the shell 10 are conveniently dismounted and mounted, and the operation convenience and practicability of the inkjet printing device 100 are further improved.

[0115] Referring to Figure 8 and Figure 8In an embodiment of the present application, the ink cartridge assembly 50 comprises a plurality of ink cartridges 51, and further comprises an ink amount detection device 53.

[0116] In the embodiment, the ink cartridge assembly 50 can further be provided with the ink amount detection device 53, which can be used to detect the remaining ink amount in each ink cartridge 51 in time, so that the ink cartridge 51 can be refilled in time when the ink amount in the ink cartridge 51 is relatively small, and the ink amount of each ink cartridge 51 can be supplemented, and the practicability and reliability of the ink cartridge assembly 50 are further improved. When the ink amount detection device 53 detects that the ink amount in the ink cartridge 51 is relatively small, the ink can be directly injected into the ink cartridge 51 through the filling opening of the ink cartridge 51 on the support frame 11, or the ink cartridge 51 can be removed from the support frame 11, and the ink cartridge 51 can be refilled with ink, and then the ink cartridge 51 can be installed on the support frame 11. The present application does not limit the ink filling mode of the ink cartridge 51, and the stable filling of the ink in the ink cartridge 51 can be realized.

[0117] Further, referring to Figure 9 and Figure 8 In an embodiment of the present application, the ink amount detection device 53 comprises an inductive float 531 and a signal transmitter 533. The inductive float 531 is arranged in the ink cartridge 51, and the signal transmitter 533 is arranged on the support frame 11 and corresponds to the lifting path of the inductive float 531 in the ink cartridge 51.

[0118] In the embodiment, the ink amount detection device 53 can comprise the inductive float 531 and the signal transmitter 533. The signal transmitter 533 can be arranged on the support frame 11 and correspondingly arranged at a position close to the bottom of the side wall of the ink cartridge 51, so that the signal transmitter 533 can correspond to the lifting path of the inductive float 531. The inductive float 531 can be arranged inside the ink cartridge 51 and can move up and down with the change of the liquid level in the ink cartridge 51. When the ink in the ink cartridge 51 is relatively large, the inductive float 531 can be located at the top position of the ink cartridge 51, so that the inductive float 531 is far away from the signal transmitter 533, and the signal transmitter 533 is not triggered by the inductive float 531. When the inductive float 531 is lowered to a position close to the bottom wall of the ink cartridge 51 with the decrease of the liquid level in the ink cartridge 51, the inductive float 531 corresponds to the signal transmitter 533 and triggers the signal transmitter 533, so that the signal transmitter 533 sends a signal that the ink amount in the ink cartridge 51 is relatively small, and the ink cartridge 51 is refilled with ink, so that the ink cartridge assembly 50 can stably supply ink to the inkjet printing device 100, and the structural stability and reliability of the ink cartridge assembly 50 are further improved.

[0119] Referring to Figure 9 and Figure 9In an embodiment of the utility model, the inner side wall of ink box 51 is connected with limiting baffle 511, limiting baffle 511 and the inner side wall of ink box 51 enclose and form limiting guide rail 513, and inductive float 531 is arranged in limiting guide rail 513 in a lifting manner.

[0120] In the embodiment, limiting baffle 511 is arranged on the inner side wall of ink box 51, limiting baffle 511 can extend from the inner top wall to the inner bottom wall of ink box 51, limiting baffle 511 and the inner side wall of ink box 51 enclose and form limiting guide rail 513 extending in the up-down direction, the limiting guide rail 513 is communicated with the inner cavity of ink box 51, so that the liquid level in ink box 51 is consistent with the liquid level in limiting guide rail 513. Further, inductive float 531 can be installed in limiting guide rail 513, limiting baffle 511 and the inner wall of ink box 51 limit inductive float 531, so that inductive float 531 can stably move up and down in limiting guide rail 513 in ink box 51, which is beneficial to avoid inductive float 531 deviation, guarantee stable trigger sensing of inductive float 531 and signal transmitter 533, realize stable and reliable detection of ink amount in ink box 51, and further improve the overall structural stability and reliability of ink box assembly 50.

[0121] In addition, referring to Figure 14 In some embodiments, inductive float 531 is provided with magnetic member 5311, and signal transmitter 533 is Hall sensor.

[0122] In the embodiment, inductive float 531 can be provided with magnet, electromagnet and other structures that can emit certain magnetic field, at this time, signal transmitter 533 can be Hall sensor, so that inductive float 531 can trigger signal transmitter 533 to emit corresponding control signal when it drops to a certain liquid level, guaranteeing stable detection of ink in the body of ink box 51. In addition, signal transmitter 533 can also use infrared detection device, so that inductive float 531 can block infrared light emitted by signal transmitter 533 when it drops to a certain position, so that signal transmitter 533 emits corresponding sensing signal. Of course, ink amount detection device 53 can also use other detection mechanisms, and the application does not limit this, as long as it can realize stable detection of ink amount in the body of ink box 51.

[0123] Referring to Figure 15 And ​In an embodiment of the utility model, the inkjet printing device 100 further includes a button 80, the button 80 includes a frame 81, a key body 83 and a cantilever 85, the casing is provided with a button hole, the frame 81 is connected to the casing 10, the two ends of the cantilever 85 are connected to the inner wall of the frame 81 and the outer wall of the key body 83 respectively, the cantilever 85 is elastic, so that the key body 83 has rebound force after being pressed, and the key body 83 is spaced apart from the frame 81 and exposed through the button hole.

[0124] In the embodiment, by setting the button 80 at the mounting hole of the casing 10, the start-stop control of the inkjet printing device 100 can be realized by pressing the button 80, and the inkjet printing device 100 is better controlled. The control switch of the inkjet printing device 100 can be correspondingly arranged below the button 80, and then the key body 83 can be lifted and moved in the frame 81, so that the key body 83 triggers the opening and closing of the control switch, at this time, under the elastic connection of the cantilever 85, when the key body 83 is pressed downward in the frame 81, the key body 83 can pull the cantilever 85 to elastically deform, so that the cantilever 85 can support the key body 83 to press downward to trigger the control switch, so that the inkjet printing device starts to work; when the key body 83 is pressed again, the key body 83 can be lifted by the rebound force of the cantilever 85, so that the key body 83 is spaced apart from the control switch, thereby stopping the inkjet printing device 100, realizing the start-stop control of the inkjet printing device 100, and further improving the practicability and structural reliability of the inkjet printing device 100.

[0125] In addition, the key body 83 can be made of a light-transmitting material, such as acrylic or glass, at this time, an indicator light can be arranged at the control switch, so that the light of the indicator light can be transmitted through the key body 83 to be displayed, so that the user can better understand the operation of the inkjet printing device 100 according to the light color or flashing of the indicator light, and further improve the practicability and operation convenience of the inkjet printing device 100.

[0126] The above-mentioned is only an exemplary embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made by the utility model specification and drawings, or direct / indirect application in other related technical fields is included in the patent protection range of the utility model.

Claims

1. An inkjet printing apparatus characterized by comprising: The inkjet printing device comprises: a housing, a receiving space is formed in the housing; a printing table, the printing table is arranged in the receiving space; a printing assembly, the printing assembly is movably arranged in the receiving space and above the printing table; an ink cartridge assembly, the ink cartridge assembly is arranged in the receiving space and at the rear side of the printing assembly; an ink supply pipeline, the ink supply pipeline is arranged in the receiving space and connects the ink cartridge assembly and the printing assembly, so that the ink cartridge assembly supplies ink to the printing assembly through the ink supply pipeline, at least part of the ink supply pipeline is arranged at the rear side of the printing assembly and extends along the moving direction of the printing assembly.

2. The inkjet printing apparatus of claim 1, wherein The inkjet printing device further comprises a filter assembly, the filter assembly is arranged in the receiving space and at one side of the printing assembly and the ink cartridge assembly in the moving direction; The ink supply pipeline comprises a first pipeline and a second pipeline, the first pipeline connects the ink cartridge assembly and the filter assembly, the second pipeline connects the filter assembly and the printing assembly, and the second pipeline is at least partially arranged at the rear side of the printing assembly.

3. The inkjet printing apparatus of claim 2, wherein The ink cartridge assembly comprises a plurality of ink cartridges, the plurality of ink cartridges are arranged in a direction parallel to the moving direction of the printing assembly, the filter assembly comprises a plurality of filters, and the ink supply pipeline comprises a plurality of first pipelines, one first pipeline connects one ink cartridge and one filter.

4. The inkjet printing apparatus of claim 2, wherein The inkjet printing device further comprises a drag chain, the drag chain is arranged at the rear side of the printing assembly and at the lower side of the ink cartridge assembly, one end of the drag chain is connected with the printing assembly, the other end of the drag chain is fixed, a wire space is arranged in the drag chain, and the second pipeline is arranged in the wire space.

5. The inkjet printing apparatus of claim 4, wherein The inkjet printing device further comprises two pressing blocks, the two pressing blocks are arranged near the two ends of the drag chain respectively and press the second pipeline and the electric wire.

6. The inkjet printing apparatus of claim 1, wherein The inkjet printing device further comprises an ink stack assembly, the ink stack assembly is arranged in the receiving space and at one side of the printing table in the moving direction, the printing assembly can move to the ink stack assembly and cooperate with the ink stack assembly, the ink stack assembly is used for maintaining the printing assembly, and the maintenance includes cleaning and / or moisturizing.

7. The inkjet printing apparatus of claim 6, wherein The ink cartridge assembly comprises a water supply tank, and the ink supply pipeline further comprises a water supply pipeline, the water supply pipeline connects the water supply tank and the ink stack assembly.

8. The inkjet printing apparatus of claim 6, wherein The inkjet printing device further comprises an ink suction assembly, the ink suction assembly is arranged at the rear side of the printing assembly and at the lower side of the ink cartridge assembly; The inkjet printing device further comprises a suction pipeline, the suction pipeline connects the ink suction assembly and the ink stack assembly, so that the ink stack assembly forms a negative pressure, and ink in the ink cartridge assembly flows into the printing assembly through the ink supply pipeline.

9. The inkjet printing apparatus of claim 8, wherein The inkjet printing device further comprises a waste ink cartridge, the waste ink cartridge is arranged in the receiving space and adjacent to the ink stack assembly, and the waste ink cartridge is at one side of the printing table in the moving direction of the printing assembly. The inkjet printing device further comprises a waste pipe circuit, which is connected with the ink stack assembly and the waste ink box, and is connected with the ink suction assembly and the waste ink box, so as to suck the waste liquid in the ink stack assembly to the waste ink box.

10. The inkjet printing apparatus of claim 9, wherein The machine shell is provided with a first operation opening on one side in the moving direction of the printing assembly, the first operation opening is arranged opposite to the ink stack assembly and the waste ink box, and the inkjet printing device further comprises a first door body, which is movably arranged on the machine shell to open or cover the first operation opening. The inkjet printing device further comprises a first opening and closing detection assembly, which is arranged on the machine shell and can cooperate with the first door body to detect the opening and closing state of the first door body.

11. The inkjet printing device of claim 1, wherein The inkjet printing device further comprises a light reflection assembly, which is arranged in the accommodation space and located on one side of the printing platform in the moving direction of the printing assembly, and the printing assembly can move above the light reflection assembly, and the light reflection assembly can be opposite to the bottom of the printing assembly.

12. The inkjet printing apparatus of claim 11, wherein The machine shell is provided with a second operation opening on one side adjacent to the light reflection assembly, and the inkjet printing device further comprises a second door body, which is movably arranged on the machine shell to open or cover the second operation opening. The inkjet printing device further comprises a second opening and closing detection assembly, which is arranged on the machine shell and can cooperate with the second door body to detect the opening and closing state of the second door body.

13. The inkjet printing device of claim 1, wherein The inkjet printing device further comprises a support, and the printing assembly is movably arranged on the support, the ink box assembly comprises a support frame and an ink box, the support frame is arranged in the accommodation space and located on the upper side of the support, and the ink box is arranged on the support frame.

14. The inkjet printing apparatus of claim 13, wherein The support frame is formed with a mounting groove extending in parallel with the moving direction of the printing assembly, and the ink box is arranged in the mounting groove in parallel with the moving direction.

15. The inkjet printing apparatus of claim 14, wherein The support frame is further formed with a wire passing groove, which is arranged on one side of the mounting groove and communicates with the mounting groove, penetrates the side wall of the support frame, and the ink supply pipe is arranged in the wire passing groove.

16. The inkjet printing device of any one of claims 1 to 15, wherein, The top of the machine shell is provided with a taking and placing opening communicating with the accommodation space, the taking and placing opening is located above the ink box assembly, and the inkjet printing device further comprises a cover plate, which is movably or detachably connected with the machine shell to open or cover the taking and placing opening. And / or, the machine shell is provided with a third operation opening communicating with the accommodation space, the third operation opening is located above the printing platform, the inkjet printing device further comprises a third door body and a third opening and closing detection assembly, the third door body is movably arranged on the machine shell to open or cover the third operation opening, and the third opening and closing detection assembly is arranged on the machine shell and can cooperate with the third door body to detect the opening and closing state of the third door body. And / or, the inkjet printing device further comprises a key, the key comprises a frame, a key body and a cantilever, the frame is connected to the machine shell, the cantilever is connected to the inner wall of the frame and the outer wall of the key body respectively, the cantilever has elasticity, so that the key body has a rebound force after being pressed, and the key body is spaced from the frame and exposed through the key hole.

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