Inkjet printing carriage and inkjet printing apparatus

By adding reinforcing beams to the inkjet printing carriage, the connection strength is enhanced, the problem of printhead base plate deformation is solved, inkjet accuracy and printing effect are improved, and printing quality is ensured.

CN224323756UActive Publication Date: 2026-06-05JIN XIN TECH LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIN XIN TECH LTD
Filing Date
2025-05-16
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

During the movement of the inkjet printing carriage, vibration, inertia, and temperature can cause deformation of the printhead base plate, reducing inkjet accuracy and affecting printing results.

Method used

A reinforcing beam is installed between the crossbeam and side plate of the inkjet printing carriage to enhance the connection strength, prevent the base plate from bending and deforming, ensure flatness, and improve inkjet accuracy.

Benefits of technology

By reinforcing the beams, the stability of the printing module is enhanced, inkjet accuracy and printing effect are improved, ensuring clear and accurate printed images or text.

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Abstract

The application relates to the technical field of printing equipment, and discloses an inkjet printing trolley and an inkjet printing equipment. The inkjet printing trolley comprises a trolley support, a printing module and a control module. The trolley support comprises a cross beam plate and a support plate connected to the two ends of the cross beam plate. The cross beam plate extends along a first direction, and the support plate extends along a second direction. The printing module is arranged at the bottom of the cross beam plate. The printing module comprises a nozzle, a bottom plate, a first side plate and a second side plate. The nozzle is arranged on the bottom plate. The first side plate and the second side plate are arranged at intervals along a third direction. The first side plate and the second side plate are respectively connected to the bottom plate. The two ends of the first side plate and the second side plate are respectively connected to the support plate. The control module is arranged on the cross beam plate and is electrically connected to the nozzle. A first reinforcing beam is connected between the first side plate and the cross beam plate. A second reinforcing beam is connected between the second side plate and the cross beam plate. The application aims to solve the technical problem of poor stability of the inkjet printing trolley during movement and reduced inkjet precision.
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Description

Technical Field

[0001] This application relates to the field of printing equipment technology, and in particular to an inkjet printing carriage and an inkjet printing device. Background Technology

[0002] An inkjet printer is a non-contact printing device that ejects ink droplets from a printhead onto a printing medium to form images or text. Its core component includes an inkjet printing carriage that carries the printhead. The inkjet printing carriage moves to achieve inkjet positioning, and the control module sets the printing parameters according to the graphic data of the document, driving the printing module to print the image and text onto the printing medium.

[0003] In related technologies, when an inkjet printing carriage is in motion, it is affected by vibration, its own inertia, and temperature. This causes the printhead base plate to deform to a certain extent, resulting in poor stability of the printing module, reduced inkjet accuracy, and affected printing effect. Utility Model Content

[0004] The purpose of this application is to provide an inkjet printing carriage and an inkjet printing device, which aims to solve the technical problem that the poor stability of the inkjet printing carriage during movement reduces inkjet accuracy and affects the printing effect.

[0005] To achieve the above objectives, this application provides an inkjet printing carriage, which includes:

[0006] The trolley bracket includes a crossbeam plate and a support plate connecting the two ends of the crossbeam plate. The crossbeam plate extends along a first direction, and the support plate extends along a second direction.

[0007] A printing module is located at the bottom of the crossbeam plate. The printing module includes a printhead, a base plate, a first side plate, and a second side plate. The printhead is located on the base plate. The first side plate and the second side plate are spaced apart along a third direction. The first side plate and the second side plate are respectively connected to the base plate. The two ends of the first side plate and the second side plate are respectively connected to the support plate.

[0008] The control module is located on the crossbeam plate and is electrically connected to the nozzle;

[0009] The first side plate is connected to the crossbeam plate by a first reinforcing beam, and the second side plate is connected to the crossbeam plate by a second reinforcing beam.

[0010] Optionally, the crossbeam plate includes a first crossbeam and a second crossbeam, the first crossbeam and the second crossbeam being spaced apart along the third direction, and the control module being disposed on the first crossbeam or the second crossbeam;

[0011] The first reinforcing beam is connected to the first crossbeam and the first side plate at both ends; the second reinforcing beam is connected to the second crossbeam and the second side plate at both ends.

[0012] Optionally, the first reinforcing beam is detachably connected to the first crossbeam and the first side plate, and the second reinforcing beam is detachably connected to the second crossbeam and the second side plate.

[0013] Optionally, the first reinforcing beam is connected to the middle position of the first side plate; and / or, the second reinforcing beam is connected to the middle position of the second side plate.

[0014] Optionally, the first side plate facing the second side plate and the second side plate facing the first side plate are both provided with weight reduction grooves.

[0015] Optionally, both the side of the first side plate facing the second side plate and the side of the second side plate facing the first side plate are provided with protrusions;

[0016] The first side plate and the second side plate are connected to the bottom plate through the protrusion.

[0017] Optionally, the inkjet printing carriage also includes a mounting plate;

[0018] The mounting plate has a slider structure on the side facing the second crossbeam, and the slider structure extends along the second direction; the second crossbeam has a first groove on the side facing the mounting plate, and the slider structure is slidably connected to the first groove.

[0019] Optionally, the mounting plate has a second sliding groove on the side opposite to the second side plate, and the second sliding groove extends along the first direction.

[0020] Optionally, the inkjet printing carriage further includes a curing module, which is mounted on the carriage bracket.

[0021] Secondly, this application provides an inkjet printing device, which includes the inkjet printing carriage.

[0022] This application provides an inkjet printing carriage, which has the following advantages:

[0023] The inkjet printing carriage of this application includes a carriage support, a printing module, and a control module. The carriage support includes a crossbeam and a support plate. The printing module includes a printhead, a base plate, a first side plate, and a second side plate. A first reinforcing beam is provided between the crossbeam and the first side plate, with one end extending upward to connect to the crossbeam and the other end extending downward to connect to the first side plate. A second reinforcing beam is provided between the crossbeam and the second side plate, with one end extending upward to connect to the crossbeam and the other end extending downward to connect to the second side plate. By providing the first and second reinforcing beams on opposite sides of the crossbeam, the connection strength between the carriage support and the printing module is enhanced, as are the structural strengths of the first and second side plates, thereby enhancing the structural strength of the base plate, preventing bending deformation, ensuring the flatness of the base plate, and improving inkjet accuracy and printing effect. Attached Figure Description

[0024] To more clearly illustrate the technical solutions of the embodiments of this application, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0025] Figure 1 This is a schematic diagram of the structure of the inkjet printing carriage provided in the embodiments of this application;

[0026] Figure 2 This is another structural schematic diagram of the inkjet printing carriage provided in the embodiments of this application;

[0027] Figure 3 This is another structural schematic diagram of the inkjet printing carriage provided in an embodiment of this application;

[0028] Figure 4 An exploded view of the inkjet printing carriage provided in the embodiments of this application;

[0029] Figure 5 Another exploded view of the inkjet printing carriage provided in the embodiments of this application;

[0030] Figure 6 This is another structural schematic diagram of the inkjet printing carriage provided in the embodiments of this application;

[0031] Figure 7 A schematic diagram of the structure of the first reinforcing beam provided in an embodiment of this application;

[0032] Figure 8 This is a schematic diagram of the structure of the second reinforcing beam provided in an embodiment of this application;

[0033] Figure 9This is a schematic diagram of the structure of the first side plate provided in an embodiment of this application.

[0034] The markings in the image are as follows:

[0035] 10. Cart bracket; 11. Crossbeam plate; 111. First crossbeam; 112. Second crossbeam; 12. Support plate; 13. First slide groove; 20. Printing module; 21. Printhead; 22. Base plate; 23. First side plate; 24. Second side plate; 25. Weight reduction groove; 26. Protrusion; 30. Control module; 40. First reinforcing beam; 41. First support arm; 42. First fixing part; 43. Second fixing part; 50. Second reinforcing beam; 51. Second support arm; 52. Third fixing part; 53. Fourth fixing part; 60. Mounting plate; 61. Slider structure; 62. Second slide groove; X, First direction; Y, Second direction; Z, Third direction. Detailed Implementation

[0036] The specific embodiments of this application will be described in further detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate this application, but are not intended to limit the scope of this application.

[0037] In the description of this application, it should be noted that the terms "upper", "lower", "front", "rear", "inner", "outer", etc. used in this application to indicate the orientation or positional relationship are based on the positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and are not intended to indicate or imply that the device and element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0038] In the description of this application, it should be understood that the terms "first," "second," etc., are used to describe various types of information, but these terms are not limited to them and are only used to distinguish information of the same type from one another. For example, without departing from the scope of this application, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information.

[0039] like Figures 1 to 4As shown, this application embodiment provides an inkjet printing carriage, which includes a carriage support 10, a printing module 20, and a control module 30. The carriage support 10 includes a crossbeam plate 11 and a support plate 12 connecting the two ends of the crossbeam plate 11. The crossbeam plate 11 extends along a first direction X, and the support plate 12 extends along a second direction Y. The printing module 20 is disposed at the bottom of the crossbeam plate 11. The printing module 20 includes a printhead 21, a base plate 22, a first side plate 23, and a second side plate 24. The printhead 21... The first side plate 23 and the second side plate 24 are arranged on the base plate 22 at intervals along the third direction Z. The first side plate 23 and the second side plate 24 are respectively connected to the base plate 22, and the two ends of the first side plate 23 and the second side plate 24 are respectively connected to the support plate 12. The control module 30 is arranged on the crossbeam plate 11 and is electrically connected to the nozzle 21. The first side plate 23 is connected to the crossbeam plate 11 by a first reinforcing beam 40, and the second side plate 24 is connected to the crossbeam plate 11 by a second reinforcing beam 50.

[0040] The inkjet printing carriage has a first direction X, a second direction Y, and a third direction Z. The first direction X is the length direction of the inkjet printing carriage, the second direction Y is the height direction of the inkjet printing carriage, and the third direction Z is the width direction of the inkjet printing carriage. The inkjet printing carriage is slidably connected to an external mounting device and can reciprocate laterally along the first direction X to perform inkjet printing.

[0041] In this embodiment, the support plate 12 and the crossbeam plate 11 together constitute the frame structure of the trolley bracket 10. The crossbeam plate 11 extends along the first direction X, and the support plate 12 is connected to both ends of the crossbeam plate 11, supporting the crossbeam plate 11. The control module 30 is installed on the crossbeam plate 11, and the printing module 20 is installed at the bottom of the crossbeam plate 11. The control module 30 and the printing module 20 are spaced apart in the second direction Y, and the control module 30 is electrically connected to the printhead 21 in the printing module 20. The control module 30 is used to control the printhead 21 to print images and text on the printing medium.

[0042] The printing module 20 includes a printhead 21, a base plate 22, a first side plate 23, and a second side plate 24. The first side plate 23 and the second side plate 24 are spaced apart along a third direction (Z) and are respectively connected to the base plate 22 and the support plate 12, thus fixing the base plate 22 and the support plate 12 and making the overall structure of the printing module 20 more stable. The base plate 22 is used to support and install the printhead 21.

[0043] It should be further explained that the base plate 22 has at least two rows of grooves (not shown in the attached diagram), and each row of grooves has several strip-shaped holes, the number of which corresponds to the number of printheads 21. Each printhead 21 is installed in its respective strip-shaped hole, and the strip-shaped holes in each row of grooves are staggered to ensure proper nozzle connection between adjacent rows of printheads 21. The connection length between every two rows of printheads 21 can cover the width of the printing medium. The printheads 21 spray ink droplets onto the printing medium below to print images or text. The printing medium can be a PCB circuit board.

[0044] Based on the above technical solution, in this embodiment, a first reinforcing beam 40 is provided between the crossbeam plate 11 and the first side plate 23. One end of the first reinforcing beam 40 extends upward to connect to the crossbeam plate 11, and the other end extends downward to connect to the first side plate 23. A second reinforcing beam 50 is provided between the crossbeam plate 11 and the second side plate 24. One end of the second reinforcing beam 50 extends upward to connect to the crossbeam plate 11, and the other end extends downward to connect to the second side plate 24. By providing the first reinforcing beam 40 and the second reinforcing beam 50 on opposite sides of the crossbeam plate 11, the connection strength between the carriage bracket 10 and the printing module 20 is enhanced, the structural strength of the first side plate 23 and the second side plate 24 is enhanced, and the structural strength of the base plate 22 is further enhanced, preventing the base plate 22 from bending and deforming, thereby ensuring the flatness of the base plate 22 and improving inkjet accuracy and printing effect.

[0045] Understandably, the improved stability of the printing module 20 ensures the positional accuracy of the printhead 21 when ejecting ink droplets. The printhead 21 can print more accurately according to the preset position and parameters, preventing printing deviations caused by the printhead 21, thereby improving inkjet accuracy and making the printed images or text clearer and more accurate.

[0046] In some embodiments, such as Figures 1 to 3 As shown, at least one first reinforcing beam 40 is connected between the first side plate 23 and the crossbeam plate 11, and at least one second reinforcing beam 50 is connected between the second side plate 24 and the crossbeam plate 11.

[0047] For example, a first reinforcing beam 40 is connected between the first side plate 23 and the crossbeam plate 11, and two second reinforcing beams 50 are connected between the second side plate 24 and the crossbeam plate 11.

[0048] In some embodiments, such as Figures 3 to 5 As shown, the crossbeam plate 11 includes a first crossbeam 111 and a second crossbeam 112. The first crossbeam 111 and the second crossbeam 112 are spaced apart along the third direction Z. The control module 30 is located on the first crossbeam 111 or the second crossbeam 112. The two ends of the first reinforcing beam 40 are respectively connected to the first crossbeam 111 and the first side plate 23. The two ends of the second reinforcing beam 50 are respectively connected to the second crossbeam 112 and the second side plate 24.

[0049] Specifically, both ends of the first crossbeam 111 are connected to the support plate 12, and both ends of the second crossbeam 112 are connected to the support plate 12. The first crossbeam 111 and the second crossbeam 112 are spaced apart along a third direction Z. The first crossbeam 111 is located on the side closer to the first side plate 23, and the second crossbeam 112 is located on the side closer to the second side plate 24. The control module 30 can be installed on either the first crossbeam 111 or the second crossbeam 112.

[0050] In this embodiment, the two ends of the first reinforcing beam 40 are connected to the first crossbeam 111 and the first side plate 23, and the two ends of the second reinforcing beam 50 are connected to the second crossbeam 112 and the second side plate 24 respectively, which enhances the structural strength of the first side plate 23 and the second side plate 24, reduces the deformation of the first side plate 23, the second side plate 24 and the bottom plate 22, and ensures the flatness of the bottom plate 22.

[0051] In some embodiments, such as Figures 4 to 8 As shown, the first reinforcing beam 40 is detachably connected to the first crossbeam 111 and the first side plate 23, respectively, and the second reinforcing beam 50 is detachably connected to the second crossbeam 112 and the second side plate 24, respectively.

[0052] Specifically, the first reinforcing beam 40 includes a first support arm 41, a first fixing part 42, and a second fixing part 43, with the first fixing part 42 and the second fixing part 43 respectively located at both ends of the first support arm 41. The first support arm 41 provides support, the first fixing part 42 is fixed to the first side plate 23 by bolts or other fasteners, and the second fixing part 43 is connected to the first crossbeam 111 by bolts or other fasteners, thereby enabling the first reinforcing beam 40 to be detachably connected to the first crossbeam 111 and the first side plate 23 respectively.

[0053] Similarly, the second reinforcing beam 50 includes a second support arm 51, a third fixing part 52, and a fourth fixing part 53, with the third fixing part 52 and the fourth fixing part 53 respectively located at both ends of the second support arm 51. The second support arm 51 provides support, the third fixing part 52 is connected to the second side plate 24 by bolts or other fasteners, and the fourth fixing part 53 is connected to the second crossbeam 112 by bolts or other fasteners, thereby enabling the second reinforcing beam 50 to be detachably connected to the second crossbeam 112 and the second side plate 24 respectively.

[0054] In practical applications, the thickness of the first support arm 41 in the third direction Z is 10-20 mm, preferably 15 mm. The thickness of the base plate 22 in the second direction Y is 5-10 mm, preferably 7.3 mm. The materials of the first side plate 23 and the second side plate 24 are preferably mold steel.

[0055] In some embodiments, such as Figure 1 , Figure 2 as well as Figure 4 , Figure 5 As shown, the first reinforcing beam 40 is connected to the middle of the first side plate 23.

[0056] Specifically, in the first direction X, the first fixing part 42 of the first reinforcing beam 40 is connected to the middle position of the first side plate 23, and the second fixing part 43 of the first reinforcing beam 40 is connected to the middle position of the first crossbeam 111, so that the supporting effect of the first reinforcing beam 40 on the first crossbeam 111 is more balanced, and the stability of the first side plate 23 can be guaranteed.

[0057] In some embodiments, such as Figure 4 As shown, the second reinforcing beam 50 is connected to the middle position of the second side plate 24.

[0058] Specifically, in the first direction X, the third fixing part 52 of the second reinforcing beam 50 is connected to the middle position of the second side plate 24, and the fourth fixing part 53 of the second reinforcing beam 50 is connected to the middle position of the second crossbeam 112, so that the supporting effect of the second reinforcing beam 50 on the second crossbeam 112 is more balanced, and the stability of the second side plate 24 can be guaranteed.

[0059] In some embodiments, such as Figure 9 As shown, the first side plate 23 facing the second side plate 24 and the second side plate 24 facing the first side plate 23 are both provided with weight reduction grooves 25.

[0060] Specifically, one or more weight-reducing grooves 25 are provided on the inner side of the first side plate 23 and the inner side of the second side plate 24 along the length direction of the first side plate 23 (i.e., the first direction X). The weight-reducing grooves 25 can be strip grooves, circular grooves, square grooves, or other shapes. This embodiment does not limit the specific shape of the weight-reducing grooves 25. The weight-reducing grooves 25 are used to reduce weight. Without affecting the structural rigidity of the first side plate 23 and the second side plate 24, the weight of the first side plate 23 and the second side plate 24 is reduced, thereby increasing the movement speed of the inkjet printing carriage and improving printing efficiency.

[0061] In other embodiments, the weight reduction groove 25 may also be provided on the outside of the first side plate 23 and the outside of the second side plate 24.

[0062] In some embodiments, such as Figure 9 As shown, the first side plate 23 facing the second side plate 24 and the second side plate 24 facing the first side plate 23 are both provided with protrusions 26; the first side plate 23 and the second side plate 24 are connected to the bottom plate 22 through the protrusions 26.

[0063] Specifically, in practical applications, the printhead 21 generates heat when spraying ink, and the heat is transferred to the base plate 22. In this embodiment, one or more protrusions 26 are provided on the inner side of the first side plate 23 and the inner side of the second side plate 24. The protrusions 26 protrude from the surface of the side plate, and the first side plate 23 and the second side plate 24 are connected to the base plate 22 through the protrusions 26. This avoids the surface of the first side plate 23 and the second side plate 24 from being directly connected to the base plate 22, preventing heat from being transferred to the first side plate 23 and the second side plate 24 and causing thermal expansion and contraction, and preventing the first side plate 23 and the second side plate 24 from deforming due to temperature rise.

[0064] For example, the protrusion 26 is provided with a first threaded hole, and the base plate 22 is provided with a second threaded hole. By passing bolts or screws through the first threaded hole and the second threaded hole, the first side plate 23 and the second side plate 24 are respectively fixedly connected to the two sides of the base plate 22, so as to realize the detachable connection between the base plate 22 and the first side plate 23 and the second side plate 24.

[0065] In some embodiments, such as Figure 4 and Figure 5 As shown, the inkjet printing carriage also includes a mounting plate 60; a slider structure 61 is provided on the side of the mounting plate 60 facing the second crossbeam 112, and the slider structure 61 extends along the second direction Y; a first slide groove 13 is provided on the side of the second crossbeam 112 facing the mounting plate 60, and the slider structure 61 is slidably connected to the first slide groove 13.

[0066] Specifically, the mounting plate 60 is located on the side of the second crossbeam 112 opposite to the first crossbeam 111. The mounting plate 60 is slidably connected to the first slide groove 13 on the second crossbeam 112 via a slider structure 61. The slider structure 61 and the first slide groove 13 extend along the second direction Y, so the slider structure 61 can slide along the second direction Y. The inkjet printing carriage is connected to external installation equipment via the mounting plate 60. The carriage bracket 10 is adjusted in position in the second direction Y through the sliding engagement of the first slide groove 13 and the slider structure 61.

[0067] In this embodiment, the mounting plate 60 is provided with at least two slider structures 61 spaced apart in the first direction X, and the second crossbeam 112 is provided with a first groove 13 corresponding to each slider structure 61.

[0068] In some embodiments, the inkjet printing carriage includes a first linear motor (not shown in the figures) for driving a second crossbeam 112 to move linearly relative to the mounting plate 60.

[0069] In some embodiments, such as Figure 6 As shown, the mounting plate 60 has a second sliding groove 62 on the side opposite to the second side plate 24, and the second sliding groove 62 extends along the first direction X.

[0070] Specifically, the external mounting device is equipped with a transverse slider corresponding to the second slide groove 62. The mounting plate 60 is slidably connected to the transverse slider through the second slide groove 62, thereby enabling the mounting plate 60 to move in the first direction X. The inkjet printing carriage is slidably connected to the mounting device through the mounting plate 60, and can reciprocate laterally along the first direction X to perform inkjet printing.

[0071] In some embodiments, such as Figure 6 As shown, the mounting plate 60 is provided with multiple second sliding grooves 62 to improve the balance and stability of the lateral movement of the mounting plate 60.

[0072] In some embodiments, the inkjet printing carriage includes a second linear motor (not shown in the figures) for driving the mounting plate 60 to move laterally relative to the mounting device.

[0073] In some embodiments, the inkjet printing carriage further includes a curing module (not shown in the figures), which is mounted on the carriage support 10.

[0074] Specifically, the curing module's function is to solidify the ink sprayed onto the media. During inkjet printing, after the ink is sprayed onto the media surface, it is usually in a liquid or semi-liquid state, making it susceptible to smudging or peeling due to factors such as touch, scratching, and ambient humidity. The curing module uses light of specific wavelengths (such as ultraviolet or infrared rays) or other curing methods to cause the ink to undergo a rapid physical or chemical change, transforming it from a liquid to a solid state, thereby fixing it onto the media and ensuring the integrity and stability of the printed pattern.

[0075] In some embodiments, the curing module includes a UV curing lamp. The control module 30 sets the printing parameters according to the graphic data of the document and drives the printing module 20 to print the image and text onto the printing medium. Then, the UV curing lamp instantly cures the image and text on the printing medium. By using instant-curing ink, the curing module can reduce ink diffusion and penetration, making the edges of the printed pattern clearer and sharper, and the colors more vibrant and saturated. At the same time, the cured ink has better adhesion and abrasion resistance, resists scratches, and ensures the printing effect of the pattern.

[0076] Secondly, this application provides an inkjet printing device, including the inkjet printing carriage as described above. The inkjet printing device further includes a mounting device, and the inkjet printing carriage is slidably connected to the mounting device via a mounting plate 60, allowing it to perform inkjet printing through lateral reciprocating motion. The advantages of the inkjet printing carriage have been described above and will not be repeated in this embodiment.

[0077] It should be understood that the term "and / or" as used in this specification and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes such combinations. It should be noted that, herein, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or system. Without further limitation, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or system that includes that element.

[0078] The sequence numbers of the embodiments in this application are for descriptive purposes only and do not represent the superiority or inferiority of the embodiments. The above descriptions are merely specific embodiments of this application, but the scope of protection of this application is not limited thereto. Any person skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope disclosed in this application, and these modifications or substitutions should all be covered within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.

Claims

1. An inkjet printing carriage, characterized in that, include: The trolley bracket includes a crossbeam plate and a support plate connecting the two ends of the crossbeam plate. The crossbeam plate extends along a first direction, and the support plate extends along a second direction. A printing module is located at the bottom of the crossbeam plate. The printing module includes a printhead, a base plate, a first side plate, and a second side plate. The printhead is located on the base plate. The first side plate and the second side plate are spaced apart along a third direction. The first side plate and the second side plate are respectively connected to the base plate. The two ends of the first side plate and the second side plate are respectively connected to the support plate. The control module is located on the crossbeam plate and is electrically connected to the nozzle; The first side plate is connected to the crossbeam plate by a first reinforcing beam, and the second side plate is connected to the crossbeam plate by a second reinforcing beam.

2. The inkjet printing carriage according to claim 1, characterized in that, The crossbeam plate includes a first crossbeam and a second crossbeam, the first crossbeam and the second crossbeam are spaced apart along the third direction, and the control module is located on the first crossbeam or the second crossbeam; The first reinforcing beam is connected to the first crossbeam and the first side plate at both ends; the second reinforcing beam is connected to the second crossbeam and the second side plate at both ends.

3. The inkjet printing carriage according to claim 2, characterized in that, The first reinforcing beam is detachably connected to the first crossbeam and the first side plate, and the second reinforcing beam is detachably connected to the second crossbeam and the second side plate.

4. The inkjet printing carriage according to claim 1, characterized in that, The first reinforcing beam is connected to the middle position of the first side plate; and / or, the second reinforcing beam is connected to the middle position of the second side plate.

5. The inkjet printing carriage according to claim 1, characterized in that, Weight reduction grooves are provided on both the side of the first side plate facing the second side plate and the side of the second side plate facing the first side plate.

6. The inkjet printing carriage according to claim 1, characterized in that, Both the side of the first side plate facing the second side plate and the side of the second side plate facing the first side plate are provided with protrusions; The first side plate and the second side plate are connected to the bottom plate through the protrusion.

7. The inkjet printing carriage according to claim 2, characterized in that, The inkjet printing carriage also includes a mounting plate; The mounting plate has a slider structure on the side facing the second crossbeam, and the slider structure extends along the second direction; the second crossbeam has a first groove on the side facing the mounting plate, and the slider structure is slidably connected to the first groove.

8. The inkjet printing carriage according to claim 7, characterized in that, The mounting plate has a second sliding groove on the side opposite to the second side plate, and the second sliding groove extends along the first direction.

9. The inkjet printing carriage according to claim 1, characterized in that, The inkjet printing carriage also includes a curing module, which is mounted on the carriage bracket.

10. An inkjet printing device, characterized in that, Including the inkjet printing carriage as described in any one of claims 1 to 9.