LCD display screen flat cable welding device

Abstract

The utility model relates to the technical field of display screen processing, and discloses an LCD display screen flat cable welding device which comprises a workbench, a limiting mechanism is arranged on the upper surface of the workbench, the limiting mechanism comprises two positioning movable boxes, two strip-shaped guide grooves are formed in the upper surface of the workbench, the two strip-shaped guide grooves are symmetrical in position, and the two strip-shaped guide grooves are matched with the positioning movable boxes. The inner wall of the strip-shaped guide groove is rotationally connected with an adjusting lead screw, and the surface of the adjusting lead screw is in threaded connection with an adjusting block. The limiting mechanism is arranged on the surface of the workbench, a display screen outer frame can be clamped and limited through the limiting mechanism, the distance between the two positioning movable boxes can be adjusted through the adjusting lead screw, and the display screen clamping device is suitable for display screens of different lengths; and a guide rod, a movable block and a compression spring are arranged in the positioning movable box, and the compression spring can be used for driving a clamping plate to limit the bottom of the display screen, so that the limiting and clamping stability of the display screen is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen processing, and more specifically to a LCD display screen wiring welding device. Background Art

[0002] LCD screens, or liquid crystal displays, have very low power consumption, so they are favored by engineers and are suitable for electronic devices that use batteries. Its main principle is to stimulate the liquid crystal molecules with electric current to produce points, lines, and surfaces that form a picture with the back light tube. When welding the internal motherboard cable of the LCD screen, a welding device is usually used to limit and fix the outer frame of the screen, so as to facilitate the welding operation of the cable.

[0003] According to the patent search, the patent publication number CN220073744U is a welding device for LED display screen, which includes a mounting plate, a conveying and clamping mechanism, a welder, a dust suction mechanism and a limit mechanism. The conveying and clamping mechanism is arranged on one side of the top of the mounting plate, the welder is fixedly connected to the other side of the top of the mounting plate, the dust suction mechanism is arranged on one end of the top of the conveying and clamping mechanism, and the limit mechanism is arranged on the other end of the top of the conveying and clamping mechanism. In the welding device for LED display screen, the conveyor belt rotates to allow the display screen to move, and the moving rod slides so that the clamping plate clamps the display screen, so that the welder can weld the display screen, and the production work can be streamlined, which improves the welding efficiency of the display screen and reduces the manual work of loading and unloading.

[0004] The display screen welding device proposed in the above patent document, in actual use, uses a cylinder to drive two clamping plates to clamp the two sides of the display screen. However, since the display screen is usually thin, it is easy to slip and the clamping is unstable when clamped from the side. At the same time, during the welding process, since the dust suction mechanism is far away from the welding head, the exhaust gas generated by the welding cannot be sucked and collected in time. Therefore, it is necessary to improve the shortcomings of the welding device. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an LCD display cable welding device, which has the advantages of good stability, etc., to solve the problems existing in the above-mentioned background technology.

[0006] The utility model provides the following technical solutions: a LCD display cable welding device, comprising a workbench, a limiting mechanism is arranged on the upper surface of the workbench, the limiting mechanism comprises two positioning movable boxes, the upper surface of the workbench is provided with two mutually symmetrical strip guide grooves, the inner wall of the strip guide groove is rotatably connected with an adjusting screw rod, the surface of the adjusting screw rod is threadedly connected with an adjusting block, the upper surface of the adjusting block is fixedly connected with the lower surface of the positioning movable box, the inner wall of the positioning movable box is fixedly connected with a guide rod, the surface of the guide rod is slidably connected with a movable block, the surface of the movable block is fixedly connected with an L-shaped clamping plate, the two L-shaped clamping plates 8 are used to form a stable enclosure for the right angle of the display screen, so as to improve the limiting effect of the display screen;

[0007] A rectangular groove is provided on the back side of the workbench, and a first movable screw is rotatably connected to the inner wall of the rectangular groove, a movable frame is threadedly connected to the surface of the first movable screw, an extension frame is fixedly connected to the front side of the movable frame, a second movable screw is rotatably connected to the inner side of the extension frame, a movable block is threadedly connected to the surface of the second movable screw, and a welding assembly is fixedly provided on the lower surface of the movable block.

[0008] Furthermore, the welding assembly includes a dust removal box, the inner wall of the dust removal box is fixedly connected to a partition, the lower surface of the partition is fixedly connected to an electric telescopic rod, and the telescopic end of the electric telescopic rod is fixedly connected to a welding gun.

[0009] Furthermore, a dust hood is fixedly connected to the side of the electric telescopic rod, a dust pump is fixedly connected to the surface of the dust removal box, a dust collecting hose is fixedly connected to the input end of the dust removal pump, and one end of the dust collecting hose away from the dust removal pump is fixedly connected to the input end of the dust hood, and the position of the dust hood corresponds to the welding gun.

[0010] Furthermore, the output end of the dust removal pump extends to the interior of the dust removal box, a dust removal filter is fixedly provided on the inner wall of the dust removal box, and an exhaust hole is opened on the surface of the dust removal box, and the position of the exhaust hole corresponds to the dust removal filter.

[0011] Furthermore, a compression spring is sleeved on the surface of the guide rod, one end of the compression spring is fixedly connected to the surface of the movable block, and the other end of the compression spring is fixedly connected to the inner wall of the positioning movable box.

[0012] Furthermore, a first motor is fixedly embedded on the back side of the workbench, and an output shaft of the first motor is fixedly connected to an end of a first movable screw rod.

[0013] Furthermore, a second motor is fixedly embedded on the back side of the movable frame, and an output shaft of the second motor is fixedly connected to an end of the second movable screw rod.

[0014] Furthermore, one end of the adjusting screw rod is fixedly connected to an adjusting knob, the inner wall of the rectangular groove is fixed with a limiting slide rod, and the movable frame is slidably connected to the surface of the limiting slide rod.

[0015] Technical effects and advantages of the utility model:

[0016] 1. The utility model provides a limiting mechanism on the surface of the workbench, and can use the limiting mechanism to clamp and limit the outer frame of the display screen, and can use the adjusting screw to adjust the distance between the two positioning movable boxes. It is suitable for display screens of different lengths. By providing a guide rod, a movable block and a compression spring inside the positioning movable box, the compression spring can be used to drive the clamping plate to limit the bottom of the display screen, thereby improving the stability of limiting and clamping the display screen.

[0017] 2. The utility model provides a dust hood next to the welding gun. During the welding process, a dust pump can be used to suck air into the dust hood, so that the dust hood can be used to suck the exhaust gas generated during the welding process into the dust box, and the exhaust gas can be filtered by the dust filter inside the dust box before being discharged to the outside, thereby realizing efficient collection and filtering treatment of welding exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 2 This is a rear view structural diagram of the utility model;

[0020] Figure 3 This is a side view of the structure of the utility model;

[0021] Figure 4 for Figure 3 The enlarged structural diagram at A in the middle;

[0022] Figure 5 This is a schematic diagram of the front section structure of the dust removal box of the utility model;

[0023] Figure 6 This is a schematic diagram of the top-sectional structure of the positioning activity box of the utility model;

[0024] Figure 7 It is a schematic diagram of the partial front section structure of the working part of the utility model.

[0025] The accompanying drawings are marked as follows: 1. workbench; 2. positioning movable box; 3. strip guide groove; 4. adjusting screw rod; 5. adjusting block; 6. guide rod; 7. movable block; 8. clamping plate; 9. first movable screw rod; 10. movable frame; 11. extension frame; 12. second movable screw rod; 13. movable block; 14. dust removal box; 15. electric telescopic rod; 16. welding gun; 17. dust suction hood; 18. dust removal pump; 19. dust collection hose; 20. dust removal filter; 21. exhaust hole; 22. compression spring; 23. first motor; 24. second motor; 25. adjusting knob; 26. limit slide rod; 27. rubber pad. DETAILED DESCRIPTION

[0026] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The LCD display cable welding device involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0027] Reference Figure 1-7 The utility model provides an LCD display cable welding device, including a workbench 1, a limit mechanism is arranged on the upper surface of the workbench 1, the limit mechanism includes two positioning movable boxes 2, the upper surface of the workbench 1 is provided with two mutually symmetrical strip guide grooves 3, the inner wall of the strip guide groove 3 is rotatably connected with an adjusting screw rod 4, and one end of the adjusting screw rod 4 is fixedly connected with an adjusting knob 25.

[0028] The surface of the adjusting screw rod 4 is threadedly connected with an adjusting block 5, the upper surface of the adjusting block 5 is fixedly connected to the lower surface of the positioning movable box 2, the inner wall of the positioning movable box 2 is fixedly connected with a guide rod 6, the surface of the guide rod 6 is slidably connected with a movable block 7, the surface of the movable block 7 is fixedly connected with an L-shaped clamping plate 8, the surface of the guide rod 6 is sleeved with a compression spring 22, one end of the compression spring 22 is fixedly connected to the surface of the movable block 7, and the other end of the compression spring 22 is fixedly connected to the inner wall of the positioning movable box 2.

[0029] It is worth mentioning that by arranging a limiting mechanism on the surface of the workbench 1, when the wiring of the mainboard of the display screen is welded, the outer frame of the display screen is first placed on the surface of the workbench 1, and the rear end of the outer frame of the display screen is pressed against the rubber pad 27 on the surface of the workbench 1. Then, the positioning movable box 2 is driven to move by rotating the two adjustment knobs 25, and the clamping plate 8 on the surface of the positioning movable box 2 is pressed against the outer frame of the display screen. Then, the compression spring 22 is used to drive the clamping plate 8 to limit the front end of the display screen, so that the two L-shaped clamping plates 8 form a stable surround for the display screen, thereby improving the limiting effect.

[0030] A rectangular groove is provided on the back of the workbench 1 , and a first movable screw rod 9 is rotatably connected to the inner wall of the rectangular groove. A first motor 23 is fixedly embedded on the back of the workbench 1 , and an output shaft of the first motor 23 is fixedly connected to the end of the first movable screw rod 9 .

[0031] The surface of the first movable screw rod 9 is threadedly connected with a movable frame 10, the inner wall of the rectangular groove is fixed with a limiting slide rod 26, the movable frame 10 is slidably connected to the surface of the limiting slide rod 26, and the surface of the movable frame 10 is provided with a sliding through hole matching the limiting slide rod 26.

[0032] The front side of the movable frame 10 is fixedly connected to the extension frame 11, and the inner side of the extension frame 11 is rotatably connected to the second movable screw rod 12. The back side of the movable frame 10 is fixedly embedded with a second motor 24, and the output shaft of the second motor 24 is fixedly connected to the end of the second movable screw rod 12. The first motor 23 can drive the movable frame 10 to move horizontally.

[0033] The surface of the second movable screw rod 12 is threadedly connected with a movable block 13, and a welding assembly is fixedly arranged on the lower surface of the movable block 13. The welding assembly includes a dust removal box 14, and the inner wall of the dust removal box 14 is fixedly connected with a partition, and the lower surface of the partition is fixedly connected with an electric telescopic rod 15, and the telescopic end of the electric telescopic rod 15 is fixedly connected with a welding gun 16. The movable block 13 has a T-shaped structure, and a strip through hole is opened on the lower surface of the extension frame 11. The movable block 13 is slidably connected to the inner wall of the strip through hole, and the second motor 24 can drive the movable block 13 to move forward and backward, so as to adjust the front and rear position of the welding gun 16.

[0034] A dust hood 17 is fixedly connected to the side of the electric telescopic rod 15, a dust pump 18 is fixedly connected to the surface of the dust removal box 14, a dust collecting hose 19 is fixedly connected to the input end of the dust removal pump 18, and one end of the dust collecting hose 19 away from the dust removal pump 18 is fixedly connected to the input end of the dust hood 17, and the position of the dust hood 17 corresponds to the welding gun 16.

[0035] The output end of the dust removal pump 18 extends to the interior of the dust removal box 14 . A dust removal filter 20 is fixedly provided on the inner wall of the dust removal box 14 . An exhaust hole 21 is opened on the surface of the dust removal box 14 . The position of the exhaust hole 21 corresponds to the dust removal filter 20 .

[0036] It is worth mentioning that by arranging a dust hood 17 next to the welding gun 16, during the welding process, the dust removal pump 18 can be started to suck air into the dust hood 17, and the dust hood 17 can be used to suck the exhaust gas generated during the welding process into the dust removal box 14 through the dust collecting hose 19, and then the exhaust gas is filtered by the dust filter 20 inside the dust removal box 14, and then the filtered air is discharged to the outside through the exhaust hole 21, thereby realizing efficient collection and filtering treatment of welding exhaust gas.

[0037] Finally, it should be noted that the drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model. The above description is only a preferred embodiment of the present utility model and is not used to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An LCD display cable welding device, comprising a workbench (1), characterized in that: A limiting mechanism is arranged on the upper surface of the workbench (1), and the limiting mechanism comprises two positioning movable boxes (2). Two mutually symmetrical strip guide grooves (3) are arranged on the upper surface of the workbench (1). An adjusting screw rod (4) is rotatably connected to the inner wall of the strip guide groove (3). An adjusting block (5) is threadedly connected to the surface of the adjusting screw rod (4). The upper surface of the adjusting block (5) is fixedly connected to the lower surface of the positioning movable box (2). A guide rod (6) is fixedly connected to the inner wall of the positioning movable box (2). A movable block (7) is slidably connected to the surface of the guide rod (6). An L-shaped clamping plate (8) is fixedly connected to the surface of the movable block (7). A rectangular groove is provided on the back of the workbench (1), a first movable screw rod (9) is rotatably connected to the inner wall of the rectangular groove, a movable frame (10) is threadedly connected to the surface of the first movable screw rod (9), an extension frame (11) is fixedly connected to the front of the movable frame (10), a second movable screw rod (12) is rotatably connected to the inner side of the extension frame (11), a movable block (13) is threadedly connected to the surface of the second movable screw rod (12), and a welding assembly is fixedly provided on the lower surface of the movable block (13).

2. The LCD display cable welding device according to claim 1, characterized in that: The welding assembly comprises a dust removal box (14), the inner wall of the dust removal box (14) is fixedly connected to a partition, the lower surface of the partition is fixedly connected to an electric telescopic rod (15), and the telescopic end of the electric telescopic rod (15) is fixedly connected to a welding gun (16).

3. The LCD display cable welding device according to claim 2, characterized in that: A dust hood (17) is fixedly connected to the side of the electric telescopic rod (15), a dust removal pump (18) is fixedly connected to the surface of the dust removal box (14), an input end of the dust removal pump (18) is fixedly connected to a dust collecting hose (19), an end of the dust collecting hose (19) away from the dust removal pump (18) is fixedly connected to the input end of the dust hood (17), and the position of the dust hood (17) corresponds to the welding gun (16).

4. The LCD display cable welding device according to claim 3, characterized in that: The output end of the dust removal pump (18) extends to the interior of the dust removal box (14); a dust removal filter (20) is fixedly provided on the inner wall of the dust removal box (14); and an exhaust hole (21) is provided on the surface of the dust removal box (14); the position of the exhaust hole (21) corresponds to the dust removal filter (20).

5. The LCD display cable welding device according to claim 4, characterized in that: A compression spring (22) is sleeved on the surface of the guide rod (6), one end of the compression spring (22) is fixedly connected to the surface of the movable block (7), and the other end of the compression spring (22) is fixedly connected to the inner wall of the positioning movable box (2).

6. The LCD display cable welding device according to claim 5, characterized in that: A first motor (23) is fixedly embedded on the back of the workbench (1), and an output shaft of the first motor (23) is fixedly connected to the end of a first movable screw rod (9).

7. The LCD display cable welding device according to claim 6, characterized in that: A second motor (24) is fixedly embedded on the back of the movable frame (10), and an output shaft of the second motor (24) is fixedly connected to the end of the second movable screw rod (12).

8. The LCD display cable welding device according to claim 7, characterized in that: One end of the adjusting screw rod (4) is fixedly connected to an adjusting knob (25), the inner wall of the rectangular groove is fixed with a limiting slide rod (26), and the movable frame (10) is slidably connected to the surface of the limiting slide rod (26).

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