Rotating shaft support assembling equipment of display screen

Abstract

The utility model discloses a display screen rotating shaft support assembling device which comprises a machine table, a driving mechanism, a material taking mechanism, a pressure maintaining mechanism and a positioning carrying table, the positioning carrying table is installed on the machine table and used for bearing a rear shell, the material taking mechanism is used for grabbing a rotating shaft support to be assembled, and the pressure maintaining mechanism is used for buckling the rotating shaft support to the rear shell. The driving mechanism is installed on the machine table and used for driving the pressure maintaining mechanism and the material taking mechanism to move. According to the rotating shaft support assembling equipment of the display screen, the assembling precision, efficiency and stability can be effectively improved; full automation of the rotating shaft support assembling process is achieved through the integrated machine table, the driving mechanism, the material taking mechanism, the pressure maintaining mechanism and the positioning carrying table. By means of the integrated design, the efficiency and accuracy of assembling work are remarkably improved, and meanwhile dependence on manual operation is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen production equipment, in particular to a display screen rotating shaft bracket assembly device. Background Art

[0002] With the rapid development of information technology, displays have become an indispensable component of modern electronic products. The hinge bracket of a display, a key component connecting the display to the host computer, has a direct impact on the stability and service life of the product. Traditional assembly methods for display hinge brackets rely primarily on manual labor, requiring workers to manually snap the hinge bracket onto the display's back cover and secure it with screws.

[0003] This process has the following shortcomings:

[0004] 1. Low assembly accuracy: Due to the instability of manual operation, the shaft bracket is prone to position deviation during the buckling process, resulting in low assembly accuracy.

[0005] 2. Low assembly efficiency: Manual assembly is slow and cannot meet the needs of large-scale production, which limits the improvement of production efficiency.

[0006] 3. Unstable assembly quality: Too much or too little buckling pressure will affect the fixing effect of the shaft bracket, and manual operation is difficult to ensure the consistency of buckling pressure, thus affecting the assembly quality.

[0007] 4. High labor intensity: Long-term manual assembly work consumes a lot of workers' physical strength and energy, increasing labor costs.

[0008] 5. Safety risks: During manual operation, workers may be injured due to improper operation, which poses certain safety risks.

[0009] In view of the above problems, the display screen manufacturing industry is in urgent need of a display screen hinge bracket assembly device that can improve assembly accuracy, efficiency and stability. Utility Model Content

[0010] The main purpose of the utility model is to provide a display screen rotating shaft bracket assembly device capable of improving assembly precision, efficiency and stability.

[0011] In order to solve the above technical problems, the technical solution adopted by the utility model is: a hinge bracket assembly device for a display screen, including a machine platform, a driving mechanism, a material picking mechanism, a pressure holding mechanism and a positioning platform, the positioning platform is installed on the machine platform and is used to support the back shell, the material picking mechanism is used to grab the hinge bracket to be assembled, the pressure holding mechanism is used to press the hinge bracket to the back shell, and the driving mechanism is installed on the machine platform and is used to drive the pressure holding mechanism and the material picking mechanism to move.

[0012] Furthermore, the driving mechanism includes a first transverse motor, a first transverse slider and a first transverse slide rail. The first transverse motor and the first transverse slide rail are both installed on the machine platform. The first transverse slider can be slidably installed on the first transverse slide rail along the Y-axis direction. The output shaft of the first transverse motor is transmission-connected to the first transverse slider. The pressure maintaining mechanism and the material picking mechanism are both installed on the first transverse slider.

[0013] Furthermore, a mounting plate is provided on the first transverse sliding block, and the pressure-maintaining mechanism and the material-taking mechanism are both mounted on the mounting plate.

[0014] Furthermore, the mounting plate is detachably connected to the first transverse sliding block.

[0015] Furthermore, it also includes a second transverse motor, a second transverse slider and a second transverse slide rail. The second transverse motor and the second transverse slide rail are both installed on the machine platform. The second transverse slider can be slidably installed on the second transverse slide rail along the X-axis direction. The output shaft of the second transverse motor is transmission-connected to the second transverse slider, and the positioning platform is installed on the second transverse slider.

[0016] Furthermore, the pressure-maintaining mechanism includes a lifting cylinder, a lifting seat, a pressure-maintaining cylinder and a pressure-maintaining block. The lifting cylinder is installed on the driving mechanism, and the lifting seat is slidably installed on the driving mechanism along the Z-axis direction. The lifting cylinder is used to drive the lifting seat to slide along the Z-axis direction; the pressure-maintaining cylinder is installed on the lifting seat and is used to drive the pressure-maintaining block to move along the Z-axis direction, and the pressure-maintaining block is used to press the rotating shaft bracket.

[0017] Furthermore, the pressure maintaining block is further provided with a contact sensor, the lifting seat is provided with a limit baffle, and the contact sensor is located directly above the limit baffle and is used to abut against the limit baffle.

[0018] Furthermore, there are multiple pressure-maintaining cylinders.

[0019] Furthermore, the pressure-maintaining cylinder is detachably connected to the lifting seat.

[0020] Furthermore, the driving mechanism is provided with a lifting slide rail extending along the Z-axis direction, and the lifting seat is provided with a lifting slider slidably connected to the lifting slide rail.

[0021] The beneficial effects of the present invention are as follows: the display screen hinge bracket assembly equipment provided by the present invention can effectively improve assembly accuracy, efficiency and stability; by integrating the machine, drive mechanism, material picking mechanism, pressure holding mechanism and positioning platform, the hinge bracket assembly process is fully automated. This integrated design significantly improves the efficiency and accuracy of the assembly operation, while reducing dependence on manual operation; by precisely controlling the buckling position and force of the hinge bracket, the common position offset and force unevenness problems in manual operation are effectively avoided, ensuring the precise docking between the hinge bracket and the rear shell; the automated assembly process reduces the time consumption of manual operation, greatly shortening the assembly time of a single hinge bracket, thereby improving overall production efficiency; the standardized operation of the equipment reduces the impact of human factors on assembly quality, so that the assembly quality of each batch of hinge brackets can be consistent, improving product reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] 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.

[0023] Figure 1 This is a structural diagram of the rotating shaft bracket assembly structure of the display screen in Example 1 of the present utility model.

[0024] Description of labels:

[0025] 1. Machine platform; 11. Positioning platform; 12. Second transverse motor; 13. Second transverse slide; 2. Driving mechanism; 21. First transverse motor; 22. First transverse slide; 23. First transverse slider; 24. Mounting plate; 25. Lifting slide; 3. Retrieving mechanism; 4. Lifting cylinder; 41. Lifting seat; 42. Pressure-maintaining cylinder; 43. Pressure-maintaining block; 44. Contact sensor; 45. Limit baffle; 46. Lifting slider; 5. Back cover; 6. Rotating shaft bracket. DETAILED DESCRIPTION

[0026] The purpose, features and advantages of the present invention will be further described with reference to the accompanying drawings and in conjunction with the embodiments.

[0027] 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 are within the scope of protection of the present invention.

[0028] It should be noted that if the embodiments of the present invention involve directional indications such as up, down, left, right, front, back, etc., then the directional indications are only used to explain the relative position relationship, movement status, etc. between the various components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indications will also change accordingly.

[0029] In addition, if the embodiments of the present invention include descriptions of "first," "second," etc., such descriptions are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of the technical features indicated. Therefore, features specified as "first" or "second" may explicitly or implicitly include at least one of such features.

[0030] In addition, if the word "and / or" appears throughout the text, it means that three parallel solutions are included. For example, "and / or" includes solutions, or solutions, or solutions that meet all of the requirements simultaneously. In addition, the technical solutions of various embodiments may be combined with each other, but this must be based on the fact that they can be implemented by ordinary technicians in this field. If the combination of technical solutions is mutually contradictory or cannot be implemented, it shall be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

[0031] In this application, unless otherwise expressly specified or limited, terms such as "mounted," "connected," "connect," and "fixed" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integration; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal connections between two components or interactions between two components. Those skilled in the art will understand the specific meanings of these terms in this application based on specific circumstances.

[0032] Please refer to Figure 1A hinge bracket assembly device for a display screen includes a machine 1, a driving mechanism 2, a material picking mechanism 3, a pressure holding mechanism and a positioning platform 11. The positioning platform 11 is installed on the machine 1 and is used to carry the back shell 5. The material picking mechanism 3 is used to grab the hinge bracket 6 to be assembled. The pressure holding mechanism is used to press the hinge bracket 6 to the back shell 5. The driving mechanism 2 is installed on the machine 1 and is used to drive the pressure holding mechanism and the material picking mechanism 3 to move.

[0033] From the above description, it can be seen that the beneficial effect of the present invention is that, by integrating the machine 1, the driving mechanism 2, the material picking mechanism 3, the pressure holding mechanism and the positioning platform 11, the full automation of the assembly process of the rotating shaft bracket 6 is achieved. This integrated design significantly improves the efficiency and accuracy of the assembly operation, while reducing the dependence on manual operation; by precisely controlling the buckling position and force of the rotating shaft bracket 6, the common position offset and force unevenness problems in manual operation are effectively avoided, ensuring the precise docking between the rotating shaft bracket 6 and the rear shell 5; the automated assembly process reduces the time consumption of manual operation, greatly shortening the assembly time of a single rotating shaft bracket 6, thereby improving the overall production efficiency; the standardized operation of the equipment reduces the influence of human factors on the assembly quality, so that the assembly quality of each batch of rotating shaft brackets 6 can be consistent, improving the reliability of the product.

[0034] Furthermore, the driving mechanism 2 includes a first transverse motor 21, a first transverse slider 23 and a first transverse slide rail 22. The first transverse motor 21 and the first transverse slide rail 22 are both installed on the machine 1. The first transverse slider 23 can be slidably installed on the first transverse slide rail 22 along the Y-axis direction. The output shaft of the first transverse motor 21 is transmission-connected to the first transverse slider 23. The pressure maintaining mechanism and the material picking mechanism 3 are both installed on the first transverse slider 23.

[0035] From the above description, it can be seen that through the design of the first transverse motor 21, the first transverse slider 23 and the first transverse slide rail 22, the pressure holding mechanism and the material picking mechanism 3 are moved along the Y-axis direction, so that the positions of the pressure holding and material picking can be flexibly adjusted to adapt to the rotating shaft bracket 6 and the rear shell 5 of different sizes and shapes, thereby improving the adaptability and flexibility of the equipment.

[0036] Furthermore, a mounting plate 24 is provided on the first transverse sliding block 23 , and the pressure-maintaining mechanism and the material-taking mechanism 3 are both mounted on the mounting plate 24 .

[0037] As can be seen from the above description, a mounting plate 24 is provided on the first transverse sliding block 23, so that the pressure-maintaining mechanism and the material-removing mechanism 3 can be conveniently installed and fixed, thereby simplifying the assembly and maintenance process of the equipment.

[0038] Furthermore, the mounting plate 24 is detachably connected to the first transverse slider 23 .

[0039] As can be seen from the above description, the detachable connection design between the mounting plate 24 and the first transverse sliding block 23 makes the replacement and maintenance of the pressure-maintaining mechanism and the material-removing mechanism 3 more convenient, thereby improving the maintenance efficiency and flexibility of the equipment.

[0040] Furthermore, it also includes a second transverse motor 12, a second transverse slider and a second transverse rail 13. The second transverse motor 12 and the second transverse rail 13 are both installed on the machine 1. The second transverse slider can be slidably installed on the second transverse rail 13 along the X-axis direction. The output shaft of the second transverse motor 12 is transmission-connected to the second transverse slider, and the positioning platform 11 is installed on the second transverse slider.

[0041] From the above description, it can be seen that the design of the second transverse motor 12, the second transverse slider and the second transverse rail 13 realizes the movement of the positioning platform 11 along the X-axis direction, so that the position of the rear shell 5 can be accurately adjusted to ensure the assembly accuracy of the rotating shaft bracket 6.

[0042] Furthermore, the pressure-maintaining mechanism includes a lifting cylinder 4, a lifting seat 41, a pressure-maintaining cylinder 42 and a pressure-maintaining block 43. The lifting cylinder 4 is installed on the driving mechanism 2, and the lifting seat 41 is slidably installed on the driving mechanism 2 along the Z-axis direction. The lifting cylinder 4 is used to drive the lifting seat 41 to slide along the Z-axis direction; the pressure-maintaining cylinder 42 is installed on the lifting seat 41 and is used to drive the pressure-maintaining block 43 to move along the Z-axis direction, and the pressure-maintaining block 43 is used to press the rotating shaft bracket 6.

[0043] As can be seen from the above description, the design of the pressure-maintaining mechanism, including the lifting cylinder 4, lifting seat 41, pressure-maintaining cylinder 42, and pressure-maintaining block 43, enables the shaft bracket 6 to be precisely pressed onto the rear housing 5. The combination of the lifting cylinder 4 and the pressure-maintaining cylinder 42 enables precise Z-axis movement, ensuring the accuracy of the pressing force.

[0044] Furthermore, the pressure maintaining block 43 is further provided with a contact sensor 44 , and the lifting seat 41 is provided with a limit baffle 45 . The contact sensor 44 is located directly above the limit baffle 45 and is used to abut against the limit baffle 45 .

[0045] From the above description, it can be seen that the contact sensor 44 set on the pressure maintaining block 43 and the limit baffle 45 on the lifting seat 41 can ensure that the pressure maintaining block 43 is pressed at the correct position, avoiding excessive compression or out of position, and improving the accuracy and reliability of assembly.

[0046] Furthermore, there are multiple pressure-maintaining cylinders 42 .

[0047] As can be seen from the above description, the design of multiple pressure-maintaining cylinders 42 can provide a more stable and uniform buckling force, ensuring that the rotating shaft bracket 6 can be evenly buckled in all directions, thereby improving the stability and consistency of the assembly.

[0048] Furthermore, the pressure-maintaining cylinder 42 is detachably connected to the lifting seat 41 .

[0049] As can be seen from the above description, the detachable connection design between the pressure-maintaining cylinder 42 and the lifting seat 41 makes the replacement and maintenance of the pressure-maintaining cylinder 42 more convenient, thereby improving the maintenance efficiency and flexibility of the equipment.

[0050] Furthermore, the driving mechanism 2 is provided with a lifting rail 25 extending along the Z-axis direction, and the lifting seat 41 is provided with a lifting slider 46 slidably connected to the lifting rail 25 .

[0051] From the above description, it can be seen that the driving mechanism 2 is provided with a lifting rail 25 extending along the Z-axis direction and a lifting slider 46 on the lifting seat 41, which can realize the precise sliding of the lifting seat 41 along the Z-axis direction, thereby accurately controlling the position of the pressure-maintaining block 43 and ensuring the assembly accuracy and quality of the rotating shaft bracket 6.

[0052] Example 1

[0053] Please refer to Figure 1 , Embodiment 1 of the present utility model is: a hinge bracket assembly device for a display screen, comprising a machine platform 1, a driving mechanism 2, a material picking mechanism 3, a pressure holding mechanism and a positioning platform 11, wherein the positioning platform 11 is installed on the machine platform 1 and is used to carry the back shell 5, the material picking mechanism 3 is used to grab the hinge bracket 6 to be assembled, the material picking mechanism 3 can be a robotic arm or a clamping arm with a cylinder drive, and the actual structural style of the material picking structure can be set according to actual application requirements; the pressure holding mechanism is used to buckle the hinge bracket 6 to the back shell 5, and the driving mechanism 2 is installed on the machine platform 1 and is used to drive the pressure holding mechanism and the material picking mechanism 3 to move; it can be understood that by integrating the machine platform 1, the driving mechanism 2, the material picking mechanism 3, the pressure holding mechanism and the positioning platform 11, the full automation of the assembly process of the hinge bracket 6 is realized. This integrated design significantly improves the efficiency and accuracy of assembly operations while reducing reliance on manual operation. By precisely controlling the buckling position and force of the pivot bracket 6, it effectively avoids common positional offset and uneven force problems in manual operation, ensuring precise docking between the pivot bracket 6 and the rear shell 5. The automated assembly process reduces the time consumed by manual operation, significantly shortening the assembly time of a single pivot bracket 6, thereby improving overall production efficiency. The standardized operation of the equipment reduces the impact of human factors on assembly quality, ensuring that the assembly quality of each batch of pivot brackets 6 remains consistent, thereby improving product reliability.

[0054] Preferably, the driving mechanism 2 includes a first transverse motor 21, a first transverse slider 23 and a first transverse slide rail 22, the first transverse motor 21 and the first transverse slide rail 22 are both installed on the machine 1, the first transverse slider 23 can be slidably installed on the first transverse slide rail 22 along the Y-axis direction, the output shaft of the first transverse motor 21 is transmission-connected with the first transverse slider 23, the pressure-holding mechanism and the material-picking mechanism 3 are both installed on the first transverse slider 23, and the design of the first transverse motor 21, the first transverse slider 23 and the first transverse slide rail 22 realizes the movement of the pressure-holding mechanism and the material-picking mechanism 3 along the Y-axis direction, so that the positions of the pressure-holding and material-picking can be flexibly adjusted to adapt to rotating shaft brackets of different sizes and shapes. 6 and the rear shell 5, which improves the adaptability and flexibility of the equipment; specifically, a mounting plate 24 is provided on the first transverse slider 23, and the pressure-holding mechanism and the material-picking mechanism 3 are both installed on the mounting plate 24. The mounting plate 24 is provided on the first transverse slider 23, so that the pressure-holding mechanism and the material-picking mechanism 3 can be conveniently installed and fixed, which simplifies the assembly and maintenance process of the equipment; more specifically, the mounting plate 24 is detachably connected to the first transverse slider 23, and the detachable connection includes but is not limited to bolt connection, screw connection, pin connection or snap connection. The mounting plate 24 and the first transverse slider 23 are installed in a detachable connection manner, which makes the replacement and maintenance of the pressure-holding mechanism and the material-picking mechanism 3 more convenient, thereby improving the maintenance efficiency and flexibility of the equipment.

[0055] In this embodiment, the hinge bracket assembly equipment of the display screen also includes a second transverse motor 12, a second transverse slider and a second transverse rail 13. The second transverse motor 12 and the second transverse rail 13 are both installed on the machine 1. The second transverse slider can be slidably installed on the second transverse rail 13 along the X-axis direction. The output shaft of the second transverse motor 12 is transmission-connected to the second transverse slider, and the positioning platform 11 is installed on the second transverse slider. The design of the second transverse motor 12, the second transverse slider and the second transverse rail 13 realizes the movement of the positioning platform 11 along the X-axis direction, so that the position of the rear shell 5 can be accurately adjusted to ensure the assembly accuracy of the hinge bracket 6.

[0056] Preferably, the pressure-maintaining mechanism includes a lifting cylinder 4, a lifting seat 41, a pressure-maintaining cylinder 42 and a pressure-maintaining block 43. The lifting cylinder 4 is installed on the driving mechanism 2. Specifically, the lifting cylinder 4 is installed on the mounting plate 24. The lifting seat 41 is slidably installed on the driving mechanism 2 along the Z-axis direction. The lifting cylinder 4 is used to drive the lifting seat 41 to slide along the Z-axis direction; the pressure-maintaining cylinder 42 is installed on the lifting seat 41 and is used to drive the pressure-maintaining block 43 to move along the Z-axis direction. The pressure-maintaining block 43 is used to press the rotating shaft bracket 6. The design of the pressure-maintaining mechanism, including the lifting cylinder 4, the lifting seat 41, the pressure-maintaining cylinder 42 and the pressure-maintaining block 43, allows the rotating shaft bracket 6 to be accurately buckled onto the rear shell 5. The combined use of the lifting cylinder 4 and the pressure-maintaining cylinder 42 can achieve precise Z-axis movement to ensure the accuracy of the buckling force; specifically, the pressure-maintaining block 43 is also provided with a contact sensor 44, which is communicated with the control center on the machine, and the control center is used to control the movement of the pressure-maintaining mechanism and the driving mechanism; the lifting seat 41 is provided with a limit baffle 45, and the contact sensor 44 is located directly above the limit baffle 45 and is used to contact the limit baffle 45. The limit baffle 45 and the contact sensor 44 can ensure that the pressure-maintaining block 43 is pressed in the correct position to avoid excessive compression or out of position, thereby improving the accuracy and reliability of assembly.

[0057] Optionally, the number of the pressure-maintaining cylinders 42 can be one or more. Specifically in the present embodiment, the number of the pressure-maintaining cylinders 42 is more than one. This can provide a more stable and uniform clamping force, ensuring that the rotating shaft bracket 6 can be uniformly clamped in all directions, thereby improving the stability and consistency of the assembly. Furthermore, the pressure-maintaining cylinder 42 is detachably connected to the lifting seat 41, thereby making the replacement and maintenance of the pressure-maintaining cylinder 42 more convenient, thereby improving the maintenance efficiency and flexibility of the equipment.

[0058] In this embodiment, the drive mechanism 2 is provided with a lifting rail 25 extending along the Z-axis. The lifting rail 25 is mounted on the mounting plate 24. The lifting base 41 is provided with a lifting slider 46 slidably connected to the lifting rail 25. The lifting rail 25 cooperates with the lifting slider 46 on the lifting base 41 to achieve precise sliding of the lifting base 41 along the Z-axis, thereby precisely controlling the position of the pressure-maintaining block 43 and ensuring the assembly accuracy and quality of the rotating shaft bracket 6.

[0059] In summary, the hinge bracket assembly equipment for display screens provided by the present invention can effectively improve assembly accuracy, efficiency and stability; by integrating the machine, drive mechanism, material picking mechanism, pressure holding mechanism and positioning platform, the hinge bracket assembly process is fully automated. This integrated design significantly improves the efficiency and accuracy of assembly operations, while reducing dependence on manual operation; by precisely controlling the buckling position and force of the hinge bracket, it effectively avoids common position offset and uneven force problems in manual operation, ensuring accurate docking between the hinge bracket and the rear shell; the automated assembly process reduces the time consumption of manual operation, significantly shortening the assembly time of a single hinge bracket, thereby improving overall production efficiency; the standardized operation of the equipment reduces the impact of human factors on assembly quality, so that the assembly quality of each batch of hinge brackets can be consistent, improving product reliability.

[0060] The above are merely optional embodiments of the present invention and do not limit the patent scope of the present invention. All equivalent structural transformations made using the contents of the present invention specification and drawings under the practical concept of the present invention, or direct / indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A display screen hinge bracket assembly device, characterized in that: It includes a machine, a driving mechanism, a material picking mechanism, a pressure holding mechanism and a positioning platform. The positioning platform is installed on the machine and is used to carry the back shell. The material picking mechanism is used to grab the rotating shaft bracket to be assembled. The pressure holding mechanism is used to press the rotating shaft bracket to the back shell. The driving mechanism is installed on the machine and is used to drive the pressure holding mechanism and the material picking mechanism to move.

2. The display screen hinge bracket assembly device according to claim 1, characterized in that: The driving mechanism includes a first transverse motor, a first transverse slider and a first transverse slide rail. The first transverse motor and the first transverse slide rail are both installed on the machine platform. The first transverse slider can be slidably installed on the first transverse slide rail along the Y-axis direction. The output shaft of the first transverse motor is transmission-connected to the first transverse slider. The pressure maintaining mechanism and the material picking mechanism are both installed on the first transverse slider.

3. The display screen hinge bracket assembly device according to claim 2, characterized in that: A mounting plate is provided on the first transverse sliding block, and the pressure maintaining mechanism and the material taking mechanism are both mounted on the mounting plate.

4. The display screen hinge bracket assembly device according to claim 3, characterized in that: The mounting plate is detachably connected to the first transverse sliding block.

5. The display screen hinge bracket assembly device according to claim 1, characterized in that: It also includes a second transverse motor, a second transverse slider and a second transverse rail. The second transverse motor and the second transverse rail are both installed on the machine platform. The second transverse slider can be slidably installed on the second transverse rail along the X-axis direction. The output shaft of the second transverse motor is transmission-connected to the second transverse slider, and the positioning platform is installed on the second transverse slider.

6. The display screen hinge bracket assembly device according to claim 1, characterized in that: The pressure-maintaining mechanism includes a lifting cylinder, a lifting seat, a pressure-maintaining cylinder and a pressure-maintaining block. The lifting cylinder is installed on the driving mechanism, and the lifting seat is slidably installed on the driving mechanism along the Z-axis direction. The lifting cylinder is used to drive the lifting seat to slide along the Z-axis direction; the pressure-maintaining cylinder is installed on the lifting seat and is used to drive the pressure-maintaining block to move along the Z-axis direction. The pressure-maintaining block is used to press the rotating shaft bracket.

7. The display screen hinge bracket assembly device according to claim 6, characterized in that: The pressure maintaining block is further provided with a contact sensor, the lifting seat is provided with a limit baffle, and the contact sensor is located directly above the limit baffle and is used to abut against the limit baffle.

8. The display screen hinge bracket assembly device according to claim 6, characterized in that: There are multiple pressure-maintaining cylinders.

9. The display screen hinge bracket assembly device according to claim 6, characterized in that: The pressure-maintaining cylinder is detachably connected to the lifting seat.

10. The display screen hinge bracket assembly device according to claim 6, characterized in that: The driving mechanism is provided with a lifting slide rail extending along the Z-axis direction, and the lifting seat is provided with a lifting slider slidably connected to the lifting slide rail.

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