Pressing mechanism and ink-jet printing device

Abstract

The utility model discloses a material pressing mechanism and an ink-jet printing device, relates to the printing equipment technical field, the material pressing mechanism comprises a mounting seat, a material pressing structure and a driving member, the material pressing structure can be rotatablely connected with the bottom of the mounting seat, the material pressing structure comprises a first end and a second end, the first end and the second end are arranged in a back-to-back manner, and the driving member can drive the first end and the second end to rotate. The first end of the material pressing structure is used for abutting against a printing material. And the driving part is rotatably arranged on the mounting base in a penetrating manner, and the driving part abuts against the second end of the material pressing structure and is used for driving the material pressing structure to rotate, so that the other end of the material pressing structure can be switched between the abutting state and the releasing state. According to the technical scheme provided by the utility model, the structural design of the material pressing mechanism is simplified, the occupied space of the material pressing mechanism in the ink-jet printing device is reduced, and the practicability of the material pressing mechanism is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing equipment technical field, especially relate to a material pressing mechanism and inkjet printing device. BACKGROUND

[0002] In related art, the inkjet printing device can set conveying mechanism and material pressing mechanism on the feeding side of the printing table, and the material pressing mechanism can press the printing materials such as film materials, cloth materials and paper to the conveying mechanism, so that the conveying mechanism can stably drive the printing materials to slide to the printing table for printing operation, and the stable operation of the inkjet printing device is ensured.

[0003] However, the material pressing mechanism needs to release and avoid the printing materials when the printing materials are disassembled, and the current material pressing mechanism mostly adopts a complex link mechanism to drive the pressure roller to swing on the printing table as a whole, or adopts a lifting driving device to drive the pressure roller to move up and down on the printing table, so that the structure design of the material pressing mechanism is relatively complex, the space occupied is large, and the miniaturization design of the inkjet printing device is affected to a certain extent. SUMMARY

[0004] The main purpose of the utility model is to provide a material pressing mechanism and inkjet printing device, which aims to simplify the structure design of the material pressing mechanism, reduce the space occupied by the material pressing mechanism in the inkjet printing device, and improve the practicability of the material pressing mechanism.

[0005] To achieve the above purpose, the material pressing mechanism provided by the utility model comprises a mounting seat, a material pressing structure and a driving piece, the material pressing structure is rotatably connected to the bottom of the mounting seat, the material pressing structure comprises first and second ends arranged oppositely, and the first end of the material pressing structure is used to press the printing materials; the driving piece is rotatably arranged in the mounting seat, the driving piece abuts against the second end of the material pressing structure, and is used to drive the material pressing structure to rotate, so that the first end of the material pressing structure can be switched between the pressing state and the release state.

[0006] In an embodiment, the material pressing structure comprises a hinged plate and a pressure roller, the hinged plate is rotatably connected to the mounting seat, and the plate surface of one end of the hinged plate abuts against the driving piece; the pressure roller is connected to the other end of the hinged plate and is used to press the printing materials.

[0007] In an embodiment, the other end of the hinged plate is provided with a limiting groove, the limiting groove is arranged through the opposite two plate surfaces of the hinged plate, and the pressure roller is rotatably arranged in the limiting groove.

[0008] In an embodiment, the rocker comprises a first plate segment and a second plate segment connected together, the first plate segment is rotatably connected to the mounting base, the pressing wheel is connected to one end of the first plate segment away from the second plate segment, the second plate segment has an inclined surface, and the circumferential side of the driving member abuts against the inclined surface.

[0009] In an embodiment, the bottom of the mounting base is provided with a protrusion, the first plate segment is provided with a connecting groove facing the mounting base, and the protrusion extends into the connecting groove. The pressing mechanism further comprises a rotating shaft, the rotating shaft extends along the axial direction of the driving member and connects the first plate segment and the protrusion, so that the pressing structure is rotatably connected to the mounting base.

[0010] In an embodiment, the pressing mechanism further comprises an elastic member, the elastic member abuts between the bottom of the mounting base and the pressing structure, and the elastic member is closer to the second end of the pressing structure.

[0011] In an embodiment, the bottom of the mounting base is provided with a first receiving groove, the surface of the pressing structure facing the mounting base is provided with a second receiving groove, the first receiving groove and the second receiving groove are oppositely arranged, one end of the elastic member is inserted into the first receiving groove, and the other end of the elastic member is inserted into the second receiving groove.

[0012] In an embodiment, the outer surface of the driving member comprises a flat surface and a circular arc surface, and during rotation of the driving member, the flat surface and the circular arc surface alternately abut against the surface of the pressing structure, so that the pressing structure can be switched between the pressing state and the releasing state.

[0013] In an embodiment, the mounting base is provided with a hanging ear on each of the opposite sides in the axial direction of the center axis of the driving member, the second end of the pressing structure is located between the two hanging ears, the hanging ear is provided with a mounting hole penetratingly arranged, and the driving member is rotatably arranged in the mounting holes of the two hanging ears. Alternatively, the pressing mechanism comprises a plurality of mounting bases and a plurality of pressing structures, the plurality of mounting bases are arranged in the axial direction of the driving member, the driving member is sequentially arranged in the plurality of mounting bases, one pressing structure is rotatably connected to one mounting base, the driving member abuts against the plurality of pressing structures and can drive the plurality of pressing structures to rotate synchronously. Alternatively, the driving member comprises a handle and a driving rod, the handle is connected to at least one end of the driving rod in the axial direction, the driving rod is rotatably connected to the mounting base and abuts against the pressing structure.

[0014] The present invention also proposes an inkjet printing device, comprising a main body, a conveying mechanism and the pressing mechanism as described above, wherein the conveying mechanism is arranged in the main body; the pressing mechanism is arranged in the main body and above the conveying mechanism to press the printing material against the conveying mechanism.

[0015] The technical solution of the present invention is to arrange a mounting seat above the printing table, so that the pressing structure is rotatably connected to the mounting seat toward the bottom of the printing table, and the peripheral side of the driving member passing through the mounting seat abuts against the plate surface of the pressing structure. The driving member can be arranged by adopting a semi-cylindrical rod shaft structure or a cam structure is arranged on the peripheral side of the driving rod, so that the driving rod can use the unequal peripheral structure to abut the second end of the pressing structure to drive the pressing structure to swing up and down during rotation, so that the first end of the pressing structure can move downward to press the printing material or move upward to avoid the loading and unloading of the printing material, thereby realizing the switching of the pressing structure between the pressing state and the releasing state, and ensuring the stable operation of the pressing mechanism. By using the driving member to abut and drive the pressing structure to rotate at the bottom of the mounting seat so that the first end of the pressing structure abuts or avoids the printing material, the pressing mechanism can adopt a relatively simple driving structure design, and the pressing structure can be rotated and switched in a smaller space, which is conducive to better reducing the space occupied by the pressing mechanism in the inkjet printing device, facilitating the miniaturization design of the inkjet printing device, and effectively improving the practicality and reliability of the pressing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.

[0017] Figure 1 A schematic structural diagram of an embodiment of an inkjet printing device provided by the present invention;

[0018] Figure 2 for Figure 1 A schematic diagram of a partial structure of an inkjet printing device;

[0019] Figure 3 for Figure 2 A cross-sectional view of an embodiment of an inkjet printing device;

[0020] Figure 4 for Figure 3 A partial enlarged view of point A in the middle;

[0021] Figure 5 for Figure 2 A cross-sectional view of another embodiment of an inkjet printing device;

[0022] Figure 6 For Figure 5 Local enlarged view at B in the middle;

[0023] Figure 7 For the structure schematic view of one embodiment of the material pressing mechanism provided by the utility model;

[0024] Figure 8 For Figure 7 The local structure exploded view of one embodiment of the material pressing mechanism;

[0025] Figure 9 For Figure 7 The local structure exploded view of another embodiment of the material pressing mechanism.

[0026] Explanation of the reference signs:

[0027] 1000, inkjet printing device; 100, material pressing mechanism; 10, mounting seat; 11, protrusion; 13, first containing groove; 15, hanging ear; 30, material pressing structure; 31, rocker plate; 311, first plate segment; 3111, limiting groove; 3113, connecting groove; 3115, second containing groove; 313, second plate segment; 33, pressing wheel; 50, driving piece; 51, driving rod; 53, handle; 70, rotating shaft; 90, elastic piece; 200, conveying mechanism; 300, main machine; 400, printing table; 500, printing head; 600, moving device.

[0028] The realization, functional features and advantages of the utility model will be further described in combination with the embodiments and with reference to the drawings. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] It should be noted that if the embodiments of the utility model 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 condition, etc. between the components in a certain posture, and if the certain posture changes, the directional indications will also change accordingly.

[0031] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0032] It can be understood that the inkjet printing device can include but is not limited to a DTF inkjet printing device ("Direct to Film", direct printing to film printing device), a DTG inkjet printing device ("Direct to Garment", direct printing to textile printing device) and the like, the inkjet printing device can be provided with a conveying mechanism and a pressing mechanism on the feeding side of the printing table, the printing material such as film material, cloth, paper and the like can be pressed on the conveying mechanism by the pressing mechanism, so that the conveying mechanism can stably drive the printing material to slide to the printing table for printing operation, and the stable operation of the inkjet printing device is guaranteed. However, the pressing mechanism mostly needs to release the printing material when the printing material is disassembled, and the current pressing mechanism mostly uses a complex connecting rod mechanism to drive the pressing wheel to swing on the printing table as a whole, or uses a lifting driving device to drive the pressing wheel to move up and down on the printing table, which causes the structure design of the pressing mechanism to be relatively complex, occupies a large space, and has a certain influence on the miniaturization design of the inkjet printing device. In view of the above problems, the utility model provides a kind of pressing mechanism 100.

[0033] It can be understood that the inkjet printing device 1000 can include a host computer 300, a printing table 400, a print head 500 and a moving device 600, the printing table 400, the print head 500 and the moving device 600 are arranged in the host computer 300, the print head 500 is above the printing table 400, to print the printing material placed on the printing table 400, the moving device 300 is connected to the print head 500 and drives the print head 500 to move. At this time, the pressing mechanism 100 and the conveying mechanism 200 can be arranged on one side of the printing table 400, so that the printing material can be stably moved to the printing table 400 under the cooperation of the pressing mechanism 100 and the conveying mechanism 200, and the stable operation of the inkjet printing device 1000 is guaranteed.

[0034] Please refer to Figures 1 to 9In an embodiment of the present application, the material pressing mechanism 100 comprises a mounting seat 10, a material pressing structure 30 and a driving member 50, the material pressing structure 30 is rotatably connected to the bottom of the mounting seat 10, the material pressing structure 30 comprises a first end and a second end arranged oppositely, the first end of the material pressing structure 30 is used to press the printing material; the driving member 50 is rotatably arranged in the mounting seat 10, the driving member 50 abuts against the second end of the material pressing structure 30 and is used to drive the material pressing structure 30 to rotate, so that the second end of the material pressing structure 30 can be switched between the pressing state and the releasing state.

[0035] In the present application, the mounting seat 10 can be used to connect a support in the host 300 of the inkjet printing device 1000, and the mounting seat 10 can be installed and arranged above the printing table 400, so as to ensure the stable installation of the material pressing mechanism 100 in the inkjet printing device 1000. The mounting seat 10 can be a block structure or a plate structure with a certain structure size, in addition, the mounting seat 10 can be connected to the support above the printing table 400 by a fastening structure such as a bolt or a screw, or the mounting seat 10 can be connected to the support by a clamping structure or a latch structure, or the mounting seat 10 can be arranged in a structure similar to a gantry, so that the mounting seat 10 can be stably arranged above the printing table 400. Of course, there are many structure forms and installation methods of the mounting seat 10, and the present application does not limit the structure form and the installation method of the mounting seat 10 in the inkjet printing device 1000, as long as the mounting seat 10 can be stably arranged.

[0036] The material pressing structure 30 can comprise a plate, a rod or a rib, etc., by rotatably connecting the material pressing structure 30 to the bottom of the mounting seat 10, the first end of the material pressing structure 30 can be rotated away from or close to the mounting seat 10, so that the pressing wheel 33 structure can be arranged in a lever structure at the bottom of the mounting seat 10, and then the first end of the material pressing structure 30 can press the printing material below the mounting seat 10, so as to ensure that the printing material can be stably conveyed to the printing table 400 for printing operation under the action of the conveying mechanism 200.

[0037] The driving member 50 can be arranged on the mounting base 10 through a rotating rod, and the driving member 50 is rotatably arranged on the mounting base 10. By abutting the second end of the pressing material structure 30 on the mounting base 10, the circumferential side of the driving member 50 can be provided with a cam structure, or the driving member 50 can be provided with a rod structure similar to a semicircular key, or the driving member 50 comprises a prism rod or a prism part abutting the pressing material structure 30, so that the driving member 50 can abut and drive the second end of the pressing material structure 30 to move up and down during rotation, so that the first end of the pressing material structure 30 is lowered under the action of the driving member 50 to be in a pressing state with the second end rising, so that the pressing wheel 33 mechanism presses the printing material on the conveying mechanism 200 through the first end of the pressing material structure 30. Or, the first end of the pressing material structure 30 can be raised under the action of the driving member 50 to be in a release state with the second end falling, so as to release the pressing of the printing material by the pressing mechanism 100, so that the printing material can be stably removed or loaded from the inkjet printing device 1000, and the stable operation of the pressing mechanism 100 is ensured. Of course, the driving member 50 can also drive the pressing material structure 30 to rotate in a linkage structure, and the connection and driving mode of the driving member 50 and the pressing material structure 30 is not limited in the application, as long as the driving member 50 can stably act on the pressing material structure 30.

[0038] The technical scheme of the utility model discloses that the mounting base 10 is arranged above the printing table 400, the pressing material structure 30 is rotatably connected to the bottom of the mounting base 10 towards the printing table 400, and the circumferential side of the driving rod 51 arranged in the mounting base 10 abuts the plate surface of the pressing material structure 30. The driving rod 51 can be arranged in the form of a semicircular column rod, or a cam structure can be arranged on the circumferential side of the driving rod 51, or the driving rod 51 can be a prism rod or a prism part abutting the pressing material structure 30. In this way, the driving rod 51 can abut and drive the second end of the pressing material structure 30 to swing up and down during rotation by means of the structure of the circumferential side, so that the first end of the pressing material structure 30 can move down to press the printing material or move up to avoid the printing material, the pressing material structure 30 can be switched between the pressing state and the release state, and the stable operation of the pressing mechanism 100 is ensured. By abutting and driving the pressing material structure 30 to rotate at the bottom of the mounting base 10, the first end of the pressing material structure 30 can abut or avoid the printing material, the pressing mechanism 100 can be designed with a relatively simple driving structure, the pressing material structure 30 can be switched in a small space, the space occupied by the pressing mechanism 100 in the inkjet printing device 1000 can be reduced, the inkjet printing device 1000 can be designed to be small, and the practicability and reliability of the pressing mechanism 100 are improved.

[0039] Referring to Figure 4 , Figure 8 and Figure 9In an embodiment of the present application, the material pressing structure 30 comprises a rocker plate 31 and a pressing wheel 33, the rocker plate 31 is rotatably connected to the mounting base 10, and the plate surface at one end of the rocker plate 31 abuts against the circumferential side of the driving member 50; the pressing wheel 33 is connected to the other end of the rocker plate 31 and is used for pressing the printing material.

[0040] In the embodiment, the material pressing structure 30 can comprise the rocker plate 31 and the pressing wheel 33, the middle part of the rocker plate 31 can be connected to the bottom of the mounting base 10 through a rotating connection structure such as a rotating shaft 70 or a hinge, at this time, the front and rear ends of the connection part between the rocker plate 31 and the mounting base 10 can be the first end and the second end of the material pressing structure 30, and the driving member 50 can be rotatably arranged on the mounting base 10 along the direction of the rotating center axis of the rocker plate 31, so that the circumferential side of the driving member 50 can stably abut against the plate surface of the rocker plate 31 at the second end, so that the driving member 50 can better drive the rocker plate 31 to rotate, and the overall volume of the material pressing mechanism 100 can be smaller, so that the rocker plate 31 can stably rotate in a smaller space to realize the switching between the pressing state and the releasing state, and the practicability and structural reliability of the material pressing mechanism 100 are further improved.

[0041] The pressing wheel 33 can be integrally arranged with the rocker plate 31, so that the pressing wheel 33 and the rocker plate 31 can form a more stable overall structure; or the pressing wheel 33 can be rotatably arranged on the rocker plate 31, so that the pressing wheel 33 can roll and press on the printing material, which is beneficial to better reduce the friction force suffered by the printing material, and the application does not limit the connection mode of the pressing wheel 33 and the rocker plate 31, as long as the stable pressing or releasing of the printing material by the material pressing structure 30 can be realized.

[0042] In other embodiments, a rocker strip or a rocker rod can be used to replace the rocker plate, which is not limited here.

[0043] Referring to Figure 8 and Figure 9 In an embodiment of the present application, the other end of the rocker plate 31 is provided with a limiting groove 3111, the limiting groove 3111 is arranged through the opposite two plate surfaces of the rocker plate 31, and the pressing wheel 33 is rotatably arranged in the limiting groove 3111.

[0044] In the embodiment, the flap 31 can be provided with a limiting groove 3111 at the first end, the slot of the limiting groove 3111 can be arranged towards the end face of the flap 31, and the limiting groove 3111 can penetrate through the opposite two side faces of the flap 31, the slot width of the limiting groove 3111 can be greater than the width of the compression wheel 33, the compression wheel 33 can be limited and installed in the limiting groove 3111, and the rotating shaft 70 at two ends of the compression wheel 33 is connected with the two inner side walls of the limiting groove 3111 respectively, so that the compression wheel 33 can be rotatably arranged on the first end of the flap 31, and then the compression wheel 33 can be used to roll and press the printing material, the frictional force of the compression wheel 33 on the printing material is reduced, the conveying mechanism 200 can more stably convey the printing material to the printing table 400, the stable printing operation of the inkjet printing device 1000 is ensured, and the practicability and structural reliability of the material pressing mechanism 100 are further improved.

[0045] Wherein, the flap 31 can be provided with two clamping grooves in communication with the limiting groove 3111 at the end face, and the two clamping grooves are arranged on the two sides of the limiting groove 3111 respectively, so that the rotating shaft 70 at two ends of the compression wheel 33 can be clamped in the two clamping grooves respectively, the rotating arrangement of the compression wheel 33 in the limiting groove 3111 is realized, and the disassembly and assembly convenience of the compression wheel 33 and the flap 31 is improved.

[0046] Referring to Figure 4 , Figure 8 and Figure 9 In an embodiment of the utility model, the flap 31 includes the first plate segment 311 and the second plate segment 313 connected, the first plate segment 311 is rotatably connected with the mounting seat 10, the compression wheel 33 is connected to one end of the first plate segment 311 away from the second plate segment 313, the second plate segment 313 has a slope, and the circumferential side of the driving part 50 is in abutment with the slope.

[0047] In the embodiment, the pressing structure 30 can set the rotating connection position of the flap 31 and the mounting base 10 on the first plate segment 311, and set the rotating connection position near the joint of the first plate segment 311 and the second plate segment 313, so that the flap 31 can better form a lever structure rotating on the mounting base 10. The pressing wheel 33 is set on the end of the first plate segment 311 away from the second plate segment 313, so that the flap 31 and the pressing wheel 33 can be better driven to press on the printing material under the action of the driving member 50, and the printing material can be stably conveyed to the printing table 400 by the pressing mechanism 100 and the conveying mechanism 200 for printing operation. The second plate segment 313 can form an inclined surface towards the surface of the mounting base 10, so that the driving member 50 can abut the inclined surface to drive the flap 31 to rotate. Under the action of the inclined surface, a gap can be formed between the second plate segment 313 of the flap 31 and the mounting base 10, so that the driving rod 51 can drive the flap 31 to stably rotate relative to the bottom of the mounting base 10. The flap 31 can be arranged closer to the mounting base 10, the overall occupied space of the pressing mechanism 100 can be further reduced, and the miniaturization design of the pressing mechanism 100 can be better achieved. Meanwhile, under the action of the inclined surface, the driving member 50 can adopt a cam or a semicircular key structure on the periphery to stably abut and drive the flap 31 to rotate, and the structural stability and reliability of the pressing mechanism 100 can be further improved.

[0048] Referring to Figure 6 , Figure 8 and Figure 9 In an embodiment of the utility model, the bottom of the mounting base 10 is provided with a protrusion 11, the first plate segment 311 is provided with a connecting groove 3113 towards the mounting base 10, and the protrusion 11 extends into the connecting groove 3113. The pressing mechanism 100 further comprises a rotating shaft 70, which is arranged along the axial direction of the driving member 50 and connects the first plate segment 311 and the protrusion 11, so that the pressing structure 30 is rotatably connected with the mounting base 10.

[0049] In the embodiment, the mounting base 10 is provided with the protrusion 11 structure which is inserted into the connecting groove 3113 of the first plate segment 311, so that the mounting base 10 and the warped plate 31 are better installed with each other, the overall structure size of the material pressing mechanism 100 is better reduced, and the occupied space of the material pressing mechanism 100 is better reduced. At this time, the shaft 70 is arranged along the axial direction of the driving rod 51 on the side edge of the warped plate 31, so that the shaft 70 is connected with the first plate segment 311 and the protrusion 11, the warped plate 31 can stably rotate around the rotation center axis of the shaft 70 relative to the mounting base 10, the stable pressing effect of the material pressing mechanism 100 on the printing material is guaranteed, and the practicability and structural reliability of the material pressing mechanism 100 are further improved. The shaft 70 can be arranged closer to the first end of the material pressing structure 30, or the shaft 70 can be arranged at the central position of the material pressing structure 30, so that the material pressing structure 30 can stably rotate as a lever to press the printing material.

[0050] Referring to Figure 4 , Figure 8 and Figure 9 , in an embodiment of the utility model, the material pressing mechanism 100 further includes the elastic piece 90, the elastic piece 90 is abutted between the bottom of the mounting base 10 and the material pressing structure 30, and the elastic piece 90 is closer to the second end of the material pressing structure 30.

[0051] In the embodiment, the material pressing mechanism 100 can further be provided with the elastic piece 90 between the material pressing structure 30 and the mounting base 10, the elastic piece 90 can include but is not limited to a spring, a tension spring, a silica gel block, a rubber block and the like, the two ends of the elastic piece 90 can be connected with the material pressing structure 30 and the mounting base 10 respectively, at this time, when the driving piece 50 drives the material pressing structure 30 to rotate, the second end of the material pressing structure 30 is lowered and the first end is raised, the material pressing structure 30 drives the elastic piece 90 to elastically deform, when the driving piece 50 drives the material pressing structure 30 to rotate, the elastic force of the elastic piece 90 which restores the elastic deformation can drive the second end of the material pressing structure 30 to be raised and reset, and the first end of the material pressing structure 30 is lowered to press the printing material at this time, the reliable switching of the material pressing structure 30 between the pressing state and the releasing state is guaranteed, and the practicability and structural reliability of the material pressing mechanism 100 are further improved.

[0052] Referring to Figure 4 , Figure 8 and Figure 9 , in an embodiment of the utility model, the bottom of the mounting base 10 is provided with the first accommodating groove 13, the surface of the material pressing structure 30 towards the mounting base 10 is provided with the second accommodating groove 3115, the first accommodating groove 13 and the second accommodating groove 3115 are oppositely arranged, one end of the elastic piece 90 is inserted into the first accommodating groove 13, and the other end of the elastic piece 90 is inserted into the second accommodating groove 3115.

[0053] In the embodiment, by arranging the first accommodating groove 13 at the bottom of the mounting base 10 and the second accommodating groove 3115 at the surface of the material pressing structure 30 facing the mounting base 10, the first accommodating groove 13 and the second accommodating groove 3115 arranged oppositely can be used to limit the installation of the elastic member 90, which is conducive to better reducing the elastic expansion space required between the mounting base 10 and the material pressing structure 30, so that the material pressing structure 30 can be better arranged close to the bottom of the mounting base 10, which is conducive to better miniaturization design of the material pressing mechanism 100; at the same time, the elastic member 90 can be effectively prevented from being separated from the mounting base 10 and the material pressing structure 30, which guarantees the stable operation of the material pressing mechanism 100 and further improves the practicability and structural stability of the material pressing mechanism 100.

[0054] Referring to Figure 4 , Figure 6 and Figure 8 , in an embodiment of the utility model, the outer surface of the driving member 50 includes a plane and a circular arc surface, and in the rotation process of the driving member 50, the plane and the circular arc surface alternately abut against the surface of the material pressing structure 30, so that the material pressing structure 30 can be switched between the pressing state and the release state.

[0055] In the embodiment, the driving member 50 can be arranged in a structure similar to a semi-cylindrical rod, and the outer surface of the driving member 50 in the circumferential direction can include a plane and a circular arc surface, the distance between the plane and the rotation center axis of the driving member 50 can be less than the distance between the circular arc surface and the rotation center axis of the driving member 50, so that when the driving member 50 rotates to the circular arc surface in contact with the surface of the material pressing structure 30, the driving member 50 can drive the second end of the material pressing structure 30 to descend and the first end to ascend, which guarantees the release of the material pressing structure 30 to the printing material; or when the driving member 50 rotates to the plane in contact with the surface of the material pressing structure 30, the driving member 50 can drive the second end of the material pressing structure 30 to ascend and the first end to descend, which guarantees the pressing of the material pressing structure 30 to the printing material, so as to realize the stable switching of the material pressing structure 30 between the pressing state and the release state, guarantee the stable and reliable operation of the inkjet printing device 1000, and further improve the practicability and structural reliability of the material pressing structure 30. By arranging the outer periphery of the driving member 50 to include a plane and a circular arc surface, the driving member 50 can be arranged in a relatively simple semi-cylindrical rod structure, which is conducive to better reducing the structural size of the driving member 50 and realizing better miniaturization design of the material pressing mechanism 100, and further improves the practicability and reliability of the material pressing mechanism 100.

[0056] Referring to Figures 7 to 9In an embodiment of the present application, the mounting seat 10 is provided with a hanging lug 15 on each of the opposite sides in the axial direction of the rotating center of the driving member 50, the second end of the pressing structure 30 is located between the two hanging lugs 15, the hanging lug 15 is provided with a mounting hole penetratingly arranged, and the driving member 50 is rotatably arranged in the mounting hole of the two hanging lugs 15.

[0057] In the embodiment, the mounting seat 10 can be provided with a downwardly extending hanging lug 15 on each of the opposite sides in the axial direction of the rotating center of the pressing structure 30, the mounting hole is arranged on the hanging lug 15, the driving member 50 can pass through the mounting holes of the two hanging lugs 15, and the stable assembly of the driving member 50 on the mounting seat 10 is realized. At this time, the second end of the pressing structure 30 is arranged between the two hanging lugs 15, the driving member 50 can stably abut against the second end of the pressing structure 30, the driving member 50 is arranged in the hanging lug 15 of the mounting seat 10 to realize the overall assembly of the pressing mechanism 100, the overall structure of the pressing mechanism 100 can be better simplified, the overall structural volume of the pressing mechanism 100 can be better reduced, and the practicability and structural reliability of the pressing mechanism 100 are further improved.

[0058] Referring to Figure 2 , Figure 3 , Figure 5 and Figure 7 In an embodiment of the present application, the pressing mechanism 100 comprises a plurality of mounting seats 10 and a plurality of pressing structures 30, the plurality of mounting seats 10 are arranged in the axial direction of the driving member 50, the driving member 50 is sequentially arranged in the plurality of mounting seats 10, one pressing structure 30 is rotatably connected to one mounting seat 10, the driving member 50 abuts against the plurality of pressing structures 30 and can drive the plurality of pressing structures 30 to synchronously rotate.

[0059] In the embodiment, the pressing mechanism 100 can be arranged in the axial direction of the rotating center of the pressing structure 30, the plurality of mounting seats 10 are arranged at intervals, the bottom of each mounting seat 10 is rotatably connected to one pressing structure 30, the driving member 50 can be sequentially arranged in the plurality of mounting seats 10 in the axial direction of the rotating center of the pressing structure 30 by means of the rod member, the driving member 50 can abut against the second ends of the plurality of pressing structures 30 at the same time, the plurality of pressing structures 30 can be driven to rotate by the driving member 50 at the same time, the first ends of the plurality of pressing structures 30 can be switched between the pressing state and the releasing state at the same time, the pressing mechanism 100 can realize the better pressing effect on the printing material by means of the plurality of pressing structures 30, the driving setting of the pressing mechanism 100 can be better simplified by driving the plurality of pressing structures 30 to rotate by means of the driving member 50, the overall design of the pressing mechanism 100 can be more miniaturized, and the practicability and structural reliability of the pressing mechanism 100 are further improved.

[0060] Referring toFigure 1 、 Figure 2 and Figure 7 In an embodiment of the present application, the driving member 50 comprises a handle 53 and a driving rod 51, the handle 53 is connected to at least one end of the driving rod 51 in the axial direction, and the driving rod 51 is rotationally connected to the mounting base 10 and abuts against the material pressing structure 30.

[0061] In the embodiment, the driving member 50 can comprise the handle 53 and the driving rod 51, the driving rod 51 is arranged on the mounting base 10, the circumferential side of the driving rod 51 can abut against the second end of the material pressing structure 30, so that the cam structure arranged on the driving rod 51 or the flat side and the arc side arranged on the circumferential side of the driving rod 51 can be used to abut against and drive the material pressing structure 30 to stably switch between the pressing state and the releasing state during the rotation of the driving rod 51, thereby ensuring the stable operation of the material pressing mechanism 100. The handle 53 is connected to one end of the driving rod 51 in the axial direction, the handle 53 can be swung upward or downward to drive the driving rod 51 to rotate, so that the driving rod 51 can be more conveniently rotated under the action of the handle 53, and the operation control of the material pressing mechanism 100 can be realized in a smaller space in the inkjet printing device 1000, thereby further improving the operation convenience and practicability of the material pressing mechanism 100.

[0062] The present application also provides an inkjet printing device 1000, which comprises a host computer, a conveying mechanism 200 and a material pressing mechanism 100, and the specific structure of the material pressing mechanism 100 is referred to the above embodiments. Since the inkjet printing device 1000 adopts all the technical solutions of the above embodiments, it at least has all the beneficial effects brought by the technical solutions of the above embodiments, which will not be repeated here.

[0063] As shown in Figure 1 and Figure 2 , the inkjet printing device 1000 can comprise a host computer 300, a printing table 400, a printing head 500 and a moving device 600, the printing table 400, the printing head 500 and the moving device 600 are arranged in the host computer 300, the printing head 500 is arranged above the printing table 400, and is used to perform printing work on the printing material placed on the printing table 400, and the moving device 300 is connected to the printing head 500 and drives the printing head 500 to move. At this time, the material pressing mechanism 100 and the conveying mechanism 200 can be arranged on one side of the printing table 400, so that the printing material can be stably moved to the printing table 400 under the cooperation of the material pressing mechanism 100 and the conveying mechanism 200, thereby ensuring the stable operation of the inkjet printing device 1000.

[0064] The above merely illustrates the exemplary embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation or direct / indirect application in other related technical fields under the technical concept of the present application and by using the content of the present application specification and drawings are included in the patent protection scope of the present application.

Claims

1. A pressure mechanism applied to an inkjet printing device, characterized by, The pressing mechanism comprises: a mounting base; a pressing structure rotatably connected to the bottom of the mounting base, the pressing structure comprising a first end and a second end arranged oppositely, the first end of the pressing structure being used to press the printing material; a driving member rotatably arranged in the mounting base, the second end of the pressing structure abutting against the driving member, and the driving member being used to drive the pressing structure to rotate, so that the first end of the pressing structure can be switched between a pressing state and a releasing state.

2. The tool as defined in claim 1, wherein The pressing mechanism comprises: a hinged plate rotatably connected to the mounting base, one end of the hinged plate abutting against the driving member; a pressing wheel connected to the other end of the hinged plate and used to press the printing material.

3. The tool as defined in claim 2, wherein The other end of the hinged plate is provided with a limiting slot, the limiting slot being arranged through the two opposite surfaces of the hinged plate, and the pressing wheel is rotatably arranged in the limiting slot.

4. The tool as defined in claim 2, wherein The hinged plate comprises a first plate segment and a second plate segment connected to each other, the first plate segment being rotatably connected to the mounting base, the pressing wheel being connected to one end of the first plate segment away from the second plate segment, and the second plate segment being provided with an inclined surface, the circumferential surface of the driving member abutting against the inclined surface.

5. The tool as defined in claim 4, wherein The bottom of the mounting base is provided with a protrusion, the first plate segment is provided with a connecting slot facing the mounting base, and the protrusion extends into the connecting slot; The pressing mechanism further comprises a rotating shaft, the rotating shaft being arranged along the axial direction of the driving member to connect the first plate segment and the protrusion, so that the pressing structure is rotatably connected to the mounting base.

6. The tool as defined in claim 1, wherein The pressing mechanism further comprises an elastic member, the elastic member abutting between the bottom of the mounting base and the pressing structure, and the elastic member being closer to the second end of the pressing structure.

7. The tool as defined in claim 6, wherein The bottom of the mounting base is provided with a first receiving slot, the surface of the pressing structure facing the mounting base is provided with a second receiving slot, the first receiving slot and the second receiving slot are arranged oppositely, one end of the elastic member is inserted into the first receiving slot, and the other end of the elastic member is inserted into the second receiving slot.

8. The tool as defined in claim 1, wherein The outer surface of the driving member comprises a flat surface and a circular arc surface, during the rotation of the driving member, the flat surface and the circular arc surface alternately abut against the surface of the pressing structure, so that the pressing structure can be switched between the pressing state and the releasing state.

9. The tool as claimed in any one of claims 1 to 8, wherein, The mounting base is provided with a hanging ear on each of the opposite sides in the axial direction of the rotating center of the driving member, the second end of the pressing structure is located between the two hanging ears, the hanging ear is provided with a mounting hole arranged through, and the driving member is rotatably arranged in the mounting hole of the two hanging ears; and / or, the pressing mechanism comprises a plurality of mounting bases and a plurality of pressing structures, the plurality of mounting bases are arranged in the axial direction of the driving member, the driving member is sequentially arranged in the plurality of mounting bases, one pressing structure is rotatably connected to one mounting base, the driving member abuts against the plurality of pressing structures, and the driving member can drive the plurality of pressing structures to rotate synchronously. And / or, the driving member comprises a handle and a driving rod, the handle is connected to at least one end of the driving rod in the axial direction, and the driving rod is rotationally connected to the mounting seat and abuts against the material pressing structure.

10. An inkjet printing apparatus characterized by comprising: Comprise: a host; a conveying mechanism arranged in the host; the material pressing mechanism according to any one of claims 1 to 9, which is arranged in the host and above the conveying mechanism to press the printing material against the conveying mechanism.

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