LED display screen assembling and positioning device

Abstract

The utility model relates to the technical field of display screen assembly, in particular to an LED display screen assembly positioning device which comprises a positioning base, an LED display screen assembly station is arranged above the positioning base, and an LED display screen is arranged in the LED display screen assembly station. The X-axis clamping devices are arranged on the left side and the right side of the LED display screen assembling station, the X-axis clamping devices are arranged above the positioning base, a first mounting groove is formed in the positioning base, the X-axis clamping devices are arranged in the first mounting groove, and each X-axis clamping device comprises an adjusting platform moving in the X-axis direction and an X-axis clamping plate arranged above the adjusting platform; and the Y-axis clamping devices are arranged on the upper side and the lower side of the LED display screen assembling station, the Y-axis clamping devices are arranged above the positioning base, a second mounting groove is formed in the positioning base, and the Y-axis clamping devices are arranged in the second mounting groove.

Description

TECHNICAL FIELD

[0001] The utility model relates to display screen assembling technical field especially relates to a LED display screen assembling positioning device. BACKGROUND

[0002] LED display screen is a kind of display equipment that a large number of light-emitting diodes (LED) are arranged according to certain rule, it presents various information such as character, image, video by controlling the bright-dark, brightness and color of each LED, this display screen is widely used in advertising, stage background, sports event scoring, traffic information display and many other fields;During the assembling process of LED display screen, first, according to the size and shape of display screen, support frame is assembled, frame is usually made of metal material, has enough strength and stability to support the weight of entire display screen, then, the PCB module welded is installed on frame, during this process, the support frame of LED display screen is positioned and fixed by positioning fixture.

[0003] At present, the Chinese patent with publication number CN219660012U discloses a display screen positioning jig, which comprises a jig body, a first positioning column and a second positioning column, the jig body is provided with a first positioning groove and a second positioning groove, the second positioning groove is arranged on the inner bottom wall of the first positioning groove, the first positioning groove is used for accommodating a circuit board, the second positioning groove is used for accommodating a display screen, a first matching hole is arranged in the first positioning groove, a second matching hole is arranged in the second positioning groove, the first positioning column is gap-fitted with the first matching hole and is used for positioning the circuit board, the second positioning column is gap-fitted with the second matching hole and is used for positioning the display screen, in this way, when the circuit board and the display screen are placed or taken, the first positioning column and the second positioning column can have a certain displacement amount, so as to buffer the contact collision between the circuit board and the first positioning column and between the display screen and the second positioning column, and avoid damaging the circuit board or the display screen.

[0004] Although the positioning jig for display screen can protect the circuit board and the display screen body to a certain extent during processing, however, the design of the related positioning components on the jig is only applicable to the assembly of a single size display screen, and does not have applicability, and cannot realize all-around positioning and fixing. UTILITY MODEL CONTENT

[0005] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the utility model is to provide a LED display screen assembling positioning device, and the above technical purpose is realized by the following technical scheme:

[0006] A LED display screen assembling positioning device, comprising:

[0007] A positioning base is arranged above the LED display screen assembling station.

[0008] The X-axis clamping device is arranged on the left and right sides of the LED display screen assembly station, and is arranged above the positioning base. A first mounting groove is arranged in the positioning base, and the X-axis clamping device is arranged in the first mounting groove. The X-axis clamping device comprises an adjusting platform moving along the X-axis direction and an X-axis clamping plate arranged above the adjusting platform.

[0009] The Y-axis clamping device is arranged on the upper and lower sides of the LED display screen assembly station, and is arranged above the positioning base. A second mounting groove is arranged in the positioning base, and the Y-axis clamping device is arranged in the second mounting groove. The Y-axis clamping device comprises an adjusting block moving along the Y-axis direction and a Y-axis clamping plate arranged on the front side of the adjusting block.

[0010] Further, the X-axis clamping device further comprises a lead screw and a servo motor. The lead screw is arranged in the first mounting groove, the adjusting platform is arranged on the outer side of the lead screw, the servo motor is directly connected with the lead screw, and the servo motor is arranged on the side wall of the positioning base.

[0011] Further, the Y-axis clamping device comprises a fixed block, a positioning column and a clamping spring. The positioning column and the fixed block are arranged in the second mounting groove. The adjusting block is arranged on the outer side of the positioning column. The fixed block is arranged at the end of the positioning column. The clamping spring is arranged between the adjusting block and the fixed block. The clamping spring pushes the adjusting block towards the direction of the LED display screen assembly station.

[0012] Further, the upper end of the adjusting platform is provided with a clamping plate connecting piece. The clamping plate connecting piece comprises a fine adjustment control cylinder, a control plate, a control rod, a control rod base, a positioning cylinder and a connecting seat. The fine adjustment control cylinder and the control rod base are arranged above the adjusting platform. The positioning cylinder is arranged in the control rod base, and the positioning cylinder is located on one side of the fine adjustment control cylinder. The control rod is arranged in the positioning cylinder. The control plate is arranged on one side of the positioning cylinder and the fine adjustment control cylinder. The connecting seat is arranged at the other end of the control rod. The control rod is connected and fixed with the X-axis clamping plate through the connecting seat.

[0013] Further, the upper end of the adjusting platform is provided with an X-axis distance measuring sensor.

[0014] Further, a through groove is arranged at the lower end of the positioning base. One side of the adjusting block is provided with a connecting rod. One side of the connecting rod is provided with a connecting plate. One side of the connecting plate is provided with a Y-axis distance measuring sensor.

[0015] Further, the lower side of the Y-axis distance sensor is provided with a laser width measuring sensor, and the distal end of the laser width measuring sensor is provided with a reference plate matched therewith, and the measuring surface of the reference plate is aligned with the clamping surface of the Y-axis clamping plate.

[0016] In summary, the utility model has the following beneficial effects:

[0017] The utility model has all -round clamping and adaptability, through X / Y axis cooperation clamping, four -way clamping structure is formed with X axis clamping plate (left and right two sides) and Y axis clamping plate (upper and lower two sides) by X axis clamping device, can adapt to different size LED display screen frame, ensure that the workpiece is all -round fixed in the assembly process;

[0018] The utility model realizes high-precision positioning and automatic adjustment, the X-axis clamping device drives the lead screw through the servo motor, realizes the accurate movement of the adjusting platform, in combination with the real-time feedback of the X-axis distance sensor, ensures the high-precision positioning of the clamping plate in the X-axis direction, the Y-axis clamping device adopts the clamping spring to push the adjusting block, cooperates the design of the positioning column and the fixed block, realizes the automatic tightening function in the Y-axis direction, reduces the manual adjustment demand, and improves the efficiency;

[0019] The utility model discloses the linkage design of fine adjustment control cylinder, control lever and connecting seat, supports the fine adjustment of X axis clamping plate, and further improves the clamping precision and flexibility;

[0020] The utility model has multi-sensor integration function, and the X / Y axis distance sensor monitors the clamping position in real time, and the laser width measuring sensor cooperates with the reference plate to measure the width of the clamping plate. BRIEF DESCRIPTION OF DRAWINGS

[0021] The drawings described herein are used to provide further understanding of the utility model and form part of the application, but do not constitute improper limitation on the utility model, and in the drawings:

[0022] Figure 1 It is the oblique view of the utility model;

[0023] Figure 2 It is Figure 1 The enlarged schematic view of A in the figure;

[0024] Figure 3 It is Figure 1 The enlarged schematic view of B in the figure;

[0025] Figure 4 It is the upper view of the utility model.

[0026] In the drawings,

[0027] 1, positioning base;2, LED display screen assembly station;3, first mounting groove;

[0028] 401, adjusting platform; 402, X-axis clamping plate; 403, screw rod; 404, servo motor;

[0029] 501, adjusting block; 502, Y-axis clamping plate; 503, fixed block; 504, positioning column; 505, clamping spring;

[0030] 6, second mounting groove;

[0031] 701, fine adjustment control cylinder; 702, control panel; 703, control rod; 704, control rod base; 705, positioning cylinder; 706, connecting seat;

[0032] 8, X-axis distance sensor; 9, Y-axis distance sensor; 10, through groove; 11, connecting rod; 12, connecting plate; 13, laser width sensor; 14, reference plate. DETAILED DESCRIPTION

[0033] The foregoing and other technical contents, features and effects of the present application will be described in detail below with reference to the accompanying drawings. Figure 1 to the accompanying drawings Figure 4 The detailed description of the embodiments will be clearly presented. The structural contents mentioned in the following embodiments are all referred to the drawings.

[0034] The various exemplary embodiments of the present application will be described below with reference to the accompanying drawings.

[0035] An LED display screen assembling and positioning device comprises:

[0036] A positioning base is provided above the LED display screen assembling station, which is usually used for positioning and placing the display outer frame, so as to facilitate the subsequent assembling of display modules, back plates and other structures.

[0037] An X-axis clamping device is arranged above the positioning base and arranged on the left and right sides of the LED display screen assembling station. In this embodiment, two groups of X-axis clamping devices are arranged at the upper and lower ends of the left side of the LED display screen assembling station, and two groups of X-axis clamping devices are arranged at the upper and lower ends of the right side of the LED display screen assembling station. Therefore, four groups of X-axis clamping devices with the same structure are arranged on both sides of the LED display screen assembling station.

[0038] Specifically, a first mounting groove is arranged in the positioning base, and each group of X-axis clamping devices is correspondingly provided with a first mounting groove. The X-axis clamping device is arranged inside the first mounting groove. The X-axis clamping device comprises an adjusting platform moving along the X-axis direction and an X-axis clamping plate arranged above the adjusting platform.

[0039] Specifically, in the embodiment, the X-axis clamping device further comprises a lead screw and a servo motor, the lead screw is arranged inside the first mounting groove, the adjusting platform is arranged outside the lead screw, the servo motor is directly connected with the lead screw, and the servo motor is arranged on the side wall of the positioning base. The servo motor directly drives the lead screw to rotate, so as to control the horizontal movement of the adjusting platform along the X-axis direction, and finally drive the X-axis clamping plate to move horizontally, so as to control the X-axis clamping plate to approach the outer frame structure in the LED display screen assembly station and gradually clamp it.

[0040] Further, the upper end of the adjusting platform is provided with a clamping plate connecting piece, which is a structural member specifically used for connecting and fixing with the X-axis clamping plate.

[0041] Specifically, the clamping plate connecting piece comprises a fine adjustment control cylinder, a control plate, a control rod, a control rod base, a positioning cylinder and a connecting seat. The fine adjustment control cylinder and the control rod base are arranged above the adjusting platform. The positioning cylinder is arranged inside the control rod base, and the positioning cylinder is located on one side of the fine adjustment control cylinder. The control rod is arranged inside the positioning cylinder. The control plate is arranged on one side of the positioning cylinder and the fine adjustment control cylinder. The connecting seat is arranged at the other end of the control rod, and the control rod is connected and fixed with the X-axis clamping plate through the connecting seat. In the embodiment, the clamping plate connecting piece provides the function of fine adjustment of the X-axis clamping plate. The combination of the above-mentioned lead screw and servo motor is used to control the approximate position of the adjusting platform and the X-axis clamping plate. Through the linkage design of the fine adjustment control cylinder, the control rod and the connecting seat, fine adjustment of the X-axis clamping plate is supported. The fine adjustment control cylinder drives the control rod to move inside the positioning cylinder, further improving the clamping precision and flexibility.

[0042] The upper side of the positioning base is further provided with a Y-axis clamping device, which is arranged on the upper and lower sides of the LED display screen assembly station, and the Y-axis clamping device is arranged above the positioning base. In the embodiment, two groups of Y-axis clamping plate devices are arranged on the upper and lower sides of the LED display screen assembly station. Therefore, four groups of Y-axis clamping devices are arranged on the upper and lower sides of the LED display screen assembly station of the embodiment. The second mounting groove is arranged in the positioning base, and each group of Y-axis clamping devices corresponds to one second mounting groove. The Y-axis clamping device is arranged inside the second mounting groove.

[0043] Specifically, the Y-axis clamping device comprises an adjusting block moving along the Y-axis direction and a Y-axis clamping plate arranged on the front side of the adjusting block. The adjusting block drives the Y-axis clamping plate to approach the LED display screen assembly station.

[0044] Specifically, the Y-axis clamping device includes a fixed block, a positioning column, and a clamping spring, the positioning column and the fixed block are arranged inside the second mounting groove, the adjusting block is arranged outside the positioning column, the fixed block is arranged at the end of the positioning column, the clamping spring is arranged between the adjusting block and the fixed block, the clamping spring pushes the adjusting block towards the direction of the LED display screen assembly station, the movement of the adjusting block is controlled by the elasticity of the clamping spring, the outer frame structure is clamped by the Y-axis clamping plate, and a flexible buffering clamping mode is provided, so that workpiece damage is avoided.

[0045] Further, the upper end of the adjusting platform is provided with an X-axis distance measuring sensor.

[0046] Further, the lower end of the LED display screen assembly station in the positioning base is provided with a through groove, one side of the adjusting block is provided with a connecting rod, one side of the connecting rod is provided with a connecting plate, and one side of the connecting plate is provided with a Y-axis distance measuring sensor.

[0047] In actual work, the X / Y-axis distance measuring sensor monitors the clamping position in real time, and data collection can provide data support for subsequent LED display screen outer frames of the same size.

[0048] Further, a laser width measuring sensor is arranged below the Y-axis distance measuring sensor, a reference plate that cooperates with the laser width measuring sensor is arranged at the distal end of the laser width measuring sensor, the measurement surface of the reference plate is aligned with the clamping surface of the Y-axis clamping plate, and the laser width measuring sensor cooperates with the reference plate to measure the width of the clamping plate.

[0049] In summary, the device has omnibearing clamping and adaptability, and through X / Y-axis cooperative clamping, a four-way clamping structure is formed by the X-axis clamping plate (left and right sides) and the Y-axis clamping plate (upper and lower sides), which can adapt to LED display screen frames of different sizes and ensure omnibearing fixation of workpieces during assembly.

[0050] The device realizes high-precision positioning and automatic adjustment, the X-axis clamping device drives the lead screw through the servo motor to realize accurate movement of the adjusting platform, the real-time feedback of the X-axis distance measuring sensor is combined to ensure high-precision positioning of the clamping plate in the X-axis direction, the Y-axis clamping device pushes the adjusting block by using the clamping spring, cooperates with the design of the positioning column and the fixed block, realizes the automatic tightening function in the Y-axis direction, reduces the demand for manual adjustment, and improves the efficiency.

[0051] The above is a further detailed description of the present application in combination with the specific embodiments, and cannot be regarded as a limitation of the specific embodiments of the present application; for those skilled in the art and related technical field, the expansion, operation method and data replacement made on the basis of the technical scheme idea of the present application should be within the protection scope of the present application.

Claims

1. An LED display screen assembly positioning device, characterized in that, The utility model relates to a LED display screen assembly device, including: Positioning base (1), the upper side of positioning base (1) is provided with LED display screen assembly station (2); X axis clamping device, be located LED display screen assembly station (2) left, right two sides, and X axis clamping device is located the upper side of positioning base (1), the first installation groove (3) is arranged in positioning base (1), X axis clamping device is arranged in the first installation groove (3) inside, X axis clamping device includes the adjusting platform (401) that moves along X axis direction, the X axis clamping plate (402) that sets up in adjusting platform (401) upper side; Y axis clamping device, be located LED display screen assembly station (2) upper, lower two sides, and Y axis clamping device is located the upper side of positioning base (1), the second installation groove (6) is arranged in positioning base (1), Y axis clamping device is arranged in the second installation groove (6) inside, Y axis clamping device includes the adjusting block (501) that moves along Y axis direction, the Y axis clamping plate (502) that sets up in adjusting block (501) front side. 2.The LED display screen assembling and positioning device according to claim 1, characterized in that: The X axis clamping device further includes a lead screw (403), a servo motor (404), the lead screw (403) is arranged in the first installation groove (3), the adjusting platform (401) is arranged outside the lead screw (403), the servo motor (404) is directly connected with the lead screw (403), and the servo motor (404) is arranged on the side wall of the positioning base (1). 3.The LED display screen assembling and positioning device according to claim 1, characterized in that: The Y axis clamping device includes a fixed block (503), a positioning column (504), and a clamping spring (505), the positioning column (504) and the fixed block (503) are arranged in the second installation groove (6), the adjusting block (501) is arranged outside the positioning column (504), the fixed block (503) is arranged at the end of the positioning column (504), the clamping spring (505) is arranged between the adjusting block (501) and the fixed block (503), and the clamping spring (505) pushes the adjusting block (501) tightly towards the LED display screen assembly station (2). 4.The LED display screen assembling and positioning device according to claim 2, characterized in that: The upper end of the adjusting platform (401) is provided with a clamping plate connecting piece, the clamping plate connecting piece includes a fine adjustment control cylinder (701), a control panel (702), a control rod (703), a control rod base (704), a positioning cylinder (705), and a connecting seat (706), the fine adjustment control cylinder (701) and the control rod base (704) are arranged above the adjusting platform (401), the positioning cylinder (705) is arranged inside the control rod base (704), and the positioning cylinder (705) is located on one side of the fine adjustment control cylinder (701), the control rod (703) is arranged inside the positioning cylinder (705), the control panel (702) is arranged on one side of the positioning cylinder (705) and the fine adjustment control cylinder (701), the connecting seat (706) is arranged at the other end of the control rod (703), and the control rod (703) is connected and fixed with the X axis clamping plate (402) through the connecting seat (706).

5. The LED display screen assembling and positioning device according to claim 2, characterized in that: The upper end of the adjusting platform (401) is provided with an X axis distance measuring sensor (8).

6. The LED display screen assembling and positioning device according to claim 3, characterized in that: The through groove (10) is arranged at the lower end of the LED display screen assembling station (2) in the positioning base (1), one side of the adjusting block (501) is provided with the connecting rod (11), one side of the connecting rod (11) is provided with the connecting plate (12), and one side of the connecting plate (12) is provided with the Y-axis distance measuring sensor (9).

7. The LED display screen assembling and positioning device according to claim 6, characterized in that: The laser width measuring sensor (13) is arranged below the Y-axis distance measuring sensor (9), the reference plate (14) that cooperates with the laser width measuring sensor (13) is arranged at the distal end of the laser width measuring sensor (13), and the measuring surface of the reference plate (14) is aligned with the clamping surface of the Y-axis clamping plate (502).

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