Welding fixture for automobile tail lamp mounting plate assembly

Abstract

The utility model discloses a welding fixture for an automobile tail lamp mounting plate assembly. Comprising a first clamping device, a second clamping device and a first positioning device, wherein the first clamping device is used for clamping a tail lamp mounting plate body at a first part of the tail lamp mounting plate body; the second clamping device is used for clamping the tail lamp mounting plate body at a second part of the tail lamp mounting plate body; the first positioning device is used for positioning a tail lamp mounting plate body, the second positioning device is used for positioning the tail lamp mounting plate body, and the first welding mechanism and the second welding mechanism are used for welding the tail lamp mounting plate body and a reinforcing plate. The second welding mechanism comprises a second lower electrode and a second upper electrode which are matched with each other. According to the welding clamp for the automobile tail lamp mounting plate assembly, the two welding mechanisms work synchronously, welding of a tail lamp mounting plate body and a reinforcing plate can be completed at a time, and the welding work efficiency and the product quality are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of clamps, and specifically relates to a welding clamp for an automobile taillight mounting plate assembly. Background Art

[0002] The automobile taillight mounting plate assembly is welded by the taillight mounting plate body and the reinforcement plate. During welding, a welding fixture is required to clamp the taillight mounting plate body.

[0003] During the welding process, the taillight mounting plate body and the reinforcement plate need to be welded twice in succession, and welding operations are performed at two different positions on the reinforcement plate. The operator needs to find the welding position each time welding, which has low work efficiency, high labor intensity, and it is not easy to accurately determine the welding position, which affects product quality.

[0004] For example, the patent document with the authorization announcement number CN207171315U discloses a welding fixture for an automobile taillight mounting plate assembly, which includes a base, a mounting plate clamping and positioning device for clamping and positioning the mounting plate body, and a bracket clamping and positioning device for clamping the mounting plate body and positioning and clamping the mounting plate bracket. The mounting plate clamping and positioning device and the bracket clamping and positioning device are arranged on the base, and the bracket clamping and positioning device includes a permanent magnet for adsorbing the mounting plate bracket. The technical solution disclosed in the patent document also cannot solve the technical problems described above. Utility Model Content

[0005] The utility model provides a welding fixture for an automobile taillight mounting plate assembly, aiming at improving welding work efficiency.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a welding fixture for an automobile taillight mounting plate assembly, including a first clamping device for clamping the taillight mounting plate body at a first position of the taillight mounting plate body, a second clamping device for clamping the taillight mounting plate body at a second position of the taillight mounting plate body, a first positioning device for positioning the reinforcement plate, a second positioning device for positioning the taillight mounting plate body, and a first welding mechanism and a second welding mechanism for welding the taillight mounting plate body and the reinforcement plate, the first welding mechanism including a matching first lower electrode and a first upper electrode, and the second welding mechanism including a matching second lower electrode and a second upper electrode.

[0007] The first welding mechanism also includes a first fixed frame, a first supporting arm arranged on the first fixed frame, a first rotatable welding arm, a first rotary actuator connected to the first welding arm, and a first support rod rotatably connected to the first welding arm and the first supporting arm, the first lower electrode is arranged on the first supporting arm, and the first upper electrode is arranged on the first welding arm.

[0008] The second welding mechanism also includes a second fixed frame, a second supporting arm arranged on the second fixed frame, a rotatable second welding arm, a second rotary actuator connected to the second welding arm, and a second support rod rotatably connected to the second welding arm and the second supporting arm, the second lower electrode is arranged on the second supporting arm, and the second upper electrode is arranged on the second welding arm.

[0009] The first clamping device includes a first clamping bracket, a first clamping arm rotatably arranged on the first clamping bracket, a first upper clamping block arranged on the first clamping arm, and a first lower clamping block cooperating with the first upper clamping block to clamp the taillight mounting plate body.

[0010] The second clamping device includes a second clamping bracket, a third clamping bracket, a second clamping arm rotatably arranged on the second clamping bracket, a second upper clamping block arranged on the second clamping arm, and a second lower clamping block arranged on the third clamping bracket and cooperating with the second upper clamping block to clamp the taillight mounting plate body.

[0011] The first positioning device includes a first positioning bracket, a first positioning pin and a first positioning actuator arranged on the first positioning bracket, and the first positioning actuator is connected to the first positioning pin.

[0012] The second positioning device includes a second positioning bracket, a second positioning pin and a second positioning actuator arranged on the second positioning bracket, and the second positioning actuator is connected to the second positioning pin.

[0013] The second positioning device also includes a third positioning bracket, a third positioning pin and a third positioning actuator disposed on the third positioning bracket, and the third positioning actuator is connected to the third positioning pin.

[0014] The automobile taillight mounting plate assembly welding fixture of the utility model can complete the welding of the taillight mounting plate body and the reinforcement plate at one time through the synchronous work of two welding mechanisms, thereby improving welding work efficiency and product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] This specification includes the following drawings, which show the following contents:

[0016] Figure 1 It is a structural schematic diagram of the welding fixture of the automobile taillight mounting plate assembly of the utility model;

[0017] Figure 2 This is another structural schematic diagram of the welding fixture for the automobile taillight mounting plate assembly of the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of the welding fixture for the automobile taillight mounting plate assembly of the utility model;

[0019] Figure 4This is another partial structural schematic diagram of the welding fixture for the automobile taillight mounting plate assembly of the utility model;

[0020] The following are marked in the figure: 1. taillight mounting plate body; 2. reinforcing plate; 3. first lower electrode; 4. first upper electrode; 5. first fixing frame; 6. first supporting arm; 7. first welding arm; 8. first rotary actuator; 9. first supporting rod; 10. second lower electrode; 11. second upper electrode; 12. second fixing frame; 13. second supporting arm; 14. second welding arm; 15. second rotary actuator; 16. second supporting rod; 17. first clamping bracket; 18. first clamping arm ; 19. First upper clamping block; 20. Positioning block; 21. First driver; 22. Second clamping bracket; 23. Second clamping arm; 24. Second upper clamping block; 25. Third positioning actuator; 26. Second driver; 27. Third clamping bracket; 28. First positioning bracket; 29. ​​First positioning actuator; 30. Second positioning bracket; 31. Second positioning pin; 32. Second positioning actuator; 33. Third positioning bracket; 34. Third positioning pin; 35. Base. DETAILED DESCRIPTION

[0021] The specific implementation methods of the utility model are further explained in detail below with reference to the accompanying drawings through the description of embodiments, with the aim of helping technicians in the field to have a more complete, accurate and in-depth understanding of the concept and technical solution of the utility model and facilitating its implementation.

[0022] like Figures 1 to 4 As shown, the utility model provides a welding fixture for an automobile taillight mounting plate assembly, comprising a base 35, a first clamping device for clamping the taillight mounting plate body 1 at a first position of the taillight mounting plate body 1, a second clamping device for clamping the taillight mounting plate body 1 at a second position of the taillight mounting plate body 1, a first positioning device for positioning the reinforcing plate 2, a second positioning device for positioning the taillight mounting plate body 1, and a first welding mechanism and a second welding mechanism for welding the taillight mounting plate body 1 and the reinforcing plate 2. The first clamping device, the second clamping device, the first positioning device, the second positioning device, the first welding mechanism and the second welding mechanism are arranged on the base 35.

[0023] Specifically, if Figures 1 to 3As shown, the first welding mechanism includes a first fixing frame 5, a first supporting arm 6 arranged on the first fixing frame 5, a rotatable first welding arm 7, a first rotary actuator 8 connected to the first welding arm 7, a first supporting rod 9 rotatably connected to the first welding arm 7 and the first supporting arm 6, and a first lower electrode 3 and a first upper electrode 4 matched therewith, wherein the first lower electrode 3 is fixedly arranged on the first supporting arm 6, the first upper electrode 4 is fixedly arranged on the first welding arm 7, and the first upper electrode 4 is located above the first lower electrode 3. The first fixing frame 5 is fixedly arranged on the base 35, the first supporting arm 6 is fixedly arranged on the first fixing frame 5, the first supporting arm 6 is horizontally arranged, the first supporting arm 6 and the first lower electrode 3 are located below the reinforcing plate 2, and the reinforcing plate 2 is located below the taillight mounting plate body 1. The first rotary actuator 8 is a cylinder, which is fixedly arranged on the first fixed frame 5. The piston rod of the first rotary actuator 8 is rotatably connected to one end of the first welding arm 7. The first upper electrode 4 is fixedly arranged at the other end of the first welding arm 7. The upper end of the first support rod 9 is rotatably connected to the first welding arm 7 at a position between the two ends of the first welding arm 7. The lower end of the first support rod 9 is rotatably connected to the first supporting arm 6. The first rotary actuator 8 is used to control the first welding arm 7 to drive the first upper electrode 4 to rotate up and down, so that the first upper electrode 4 contacts or separates from the taillight mounting plate body 1. The rotation center line of the first welding arm 7 is a horizontal line.

[0024] like Figures 1 to 3As shown, the second welding mechanism includes a second fixing frame 12, a second supporting arm 13 disposed on the second fixing frame 12, a rotatable second welding arm 14, a second rotary actuator 15 connected to the second welding arm 14, a second supporting rod 16 rotatably connected to the second welding arm 14 and the second supporting arm 13, and a second lower electrode 10 and a second upper electrode 11 matched therewith, the second lower electrode 10 is fixedly disposed on the second supporting arm 13, the second upper electrode 11 is fixedly disposed on the second welding arm 14, and the second upper electrode 11 is located above the second lower electrode 10. The second fixing frame 12 is fixedly disposed on the base 35, the second supporting arm 13 is fixedly disposed on the second fixing frame 12, the second supporting arm 13 is horizontally disposed, the second supporting arm 13 and the second lower electrode 10 are located below the reinforcing plate 2, and the reinforcing plate 2 is located below the taillight mounting plate body 1. The second rotary actuator 15 is a cylinder, and the second rotary actuator 15 is fixedly arranged on the second fixed frame 12. The piston rod of the second rotary actuator 15 is rotatably connected to one end of the second welding arm 14, and the second upper electrode 11 is fixedly arranged at the other end of the second welding arm 14. The upper end of the second support rod 16 is rotatably connected to the second welding arm 14 at a position between the two ends of the second welding arm 14, and the lower end of the second support rod 16 is rotatably connected to the second supporting arm 13. The second rotary actuator 15 is used to control the second welding arm 14 to drive the second upper electrode 11 to rotate up and down, so that the second upper electrode 11 contacts or separates from the taillight mounting plate body 1. The rotation centerline of the second welding arm 14 is a horizontal line, and the rotation centerline of the first welding arm 7 is perpendicular to the rotation centerline of the second welding arm 14.

[0025] During the welding process, the first welding mechanism and the second welding mechanism work simultaneously, the first lower electrode 3 and the second lower electrode 10 are in contact with two parts of the reinforcing plate 2, the first upper electrode 4 and the second upper electrode 11 are in contact with two parts of the taillight mounting plate body 1, the first upper electrode 4 and the second upper electrode 11 cooperate with the first lower electrode 3 and the second lower electrode 10 respectively, and the taillight mounting plate body 1 and the reinforcing plate 2 are welded at the same time, which can achieve one-time welding, thereby improving work efficiency.

[0026] like Figures 1 to 3As shown, the first clamping device is used to clamp the taillight mounting plate body 1 at one end of the taillight mounting plate body 1, and the first clamping device includes a first clamping bracket 17 vertically arranged on the base 35, a first clamping arm 18 rotatably arranged on the first clamping bracket 17, a first upper clamping block 19 arranged on the first clamping arm 18, a first lower clamping block cooperating with the first upper clamping block 19 to clamp the taillight mounting plate body 1, and a first driver 21 arranged on the first clamping bracket 17 and used to provide a driving force for the first clamping arm 18 to rotate, and the rotation center line of the first clamping arm 18 is parallel to the horizontal direction. The first lower clamping block cooperates with the first upper clamping block 19 to clamp the taillight mounting plate body 1 at one end of the taillight mounting plate body 1. In the clamping state, the first lower clamping block is located below the taillight mounting plate body 1 and fits with the bottom surface of the taillight mounting plate body 1, and the first upper clamping block 19 is located above the taillight mounting plate body 1 and fits with the top surface of the taillight mounting plate body 1. One end of the first clamping arm 18 is rotatably connected to the first driver 21, the first upper clamping block 19 is fixedly arranged on the first clamping arm 18, the first clamping arm 18 is rotatably connected to the upper end of the first connecting rod at a position between the two ends, and the lower end of the first connecting rod is rotatably connected to the cylinder body of the first driver 21. When the first driver 21 is working, it can drive the first clamping arm 18 to flip up and down, thereby achieving the clamping and release of the taillight mounting plate body 1. The first driver 21 is a cylinder or a hydraulic cylinder, the piston rod of the first driver 21 is rotatably connected to the first clamping arm 18, and the cylinder body of the first driver 21 is fixedly connected to the first clamping bracket 17.

[0027] like Figures 1 to 3As shown, the first clamping device and the second clamping device are arranged relative to each other, the first positioning device is located between the first clamping device and the second clamping device, and the second positioning device, the third positioning device, the first clamping device and the second clamping device are distributed in a rectangular shape. The second clamping device is used to clamp the taillight mounting plate body 1 at the other end of the taillight mounting plate body 1, and the second clamping device includes a second clamping bracket 22 and a third clamping bracket 27 vertically arranged on the base 35, a second clamping arm 23 rotatably arranged on the second clamping bracket 22, a second upper clamping block 24 arranged on the second clamping arm 23, a second lower clamping block arranged on the third clamping bracket 27 and cooperating with the second upper clamping block 24 to clamp the taillight mounting plate body 1, and a second driver 26 arranged on the second clamping bracket 22 and used to provide a driving force for the second clamping arm 23 to rotate, and the rotation center line of the second clamping arm 23 is parallel to the horizontal direction. The second lower clamp block and the second upper clamp block 24 cooperate to clamp the taillight mounting plate body 1 at one end of the taillight mounting plate body 1. In the clamped state, the second lower clamp block is located below the taillight mounting plate body 1 and fits with the bottom surface of the taillight mounting plate body 1, and the second upper clamp block 24 is located above the taillight mounting plate body 1 and fits with the top surface of the taillight mounting plate body 1. One end of the second clamping arm 23 is rotatably connected to the second driver 26, and the second upper clamp block 24 is fixedly arranged on the second clamping arm 23. The second clamping arm 23 is rotatably connected to the upper end of the second connecting rod at a position between the two ends, and the lower end of the second connecting rod is rotatably connected to the cylinder body of the second driver 26. When the second driver 26 is working, it can drive the second clamping arm 23 to flip up and down, thereby achieving the clamping and release of the taillight mounting plate body 1. The second driver 26 is a cylinder or a hydraulic cylinder, and the piston rod of the second driver 26 is rotatably connected to the second clamping arm 23, and the cylinder body of the second driver 26 is fixedly connected to the second clamping bracket 22.

[0028] like Figures 1 to 3 As shown, the first positioning device includes a first positioning bracket 28 vertically arranged on the base 35, a first positioning pin and a first positioning actuator 29 arranged on the first positioning bracket 28. The first positioning actuator 29 is a cylinder. The first positioning actuator 29 is fixedly connected to the first positioning pin. The first positioning actuator 29 is used to control the first positioning pin to move linearly so that the first positioning pin is inserted into and withdrawn from the positioning hole on the reinforcing plate 2. The first positioning actuator 29 is fixedly arranged at the upper end of the first positioning bracket 28. The upper end of the first positioning actuator 29 is provided with a positioning block 20 for positioning the reinforcing plate 2. The positioning block 20 is provided with a positioning groove for accommodating the reinforcing plate 2, and the first positioning pin passes through the positioning block 20. The reinforcing plate 2 is positioned by the first positioning device so that the reinforcing plate 2 can be stably placed below the taillight mounting plate body 1, ensuring the accurate position of the reinforcing plate 2, and facilitating the welding of the taillight mounting plate body 1 and the reinforcing plate 2.

[0029] like Figures 1 to 4 As shown, the second positioning device includes a second positioning bracket 30 vertically arranged on the base 35, a second positioning pin 31 and a second positioning actuator 32 arranged on the second positioning bracket 30, the second positioning actuator 32 is a cylinder, the second positioning actuator 32 is fixedly connected to the second positioning pin 31, and the second positioning actuator 32 is used to control the second positioning pin 31 to move linearly, so that the second positioning pin 31 is inserted into the positioning hole on the taillight mounting plate body 1 and pulled out from the positioning hole.

[0030] like Figures 1 to 4 As shown, the second positioning device also includes a third positioning bracket 33 vertically arranged on the base 35, a third positioning pin 34 and a third positioning actuator 25 arranged on the third positioning bracket 33, the second positioning actuator 32 is a cylinder, the third positioning actuator 25 is fixedly connected to the third positioning pin 34, and the third positioning actuator 25 is used to control the third positioning pin 34 to move linearly, so that the third positioning pin 34 is inserted into another positioning hole on the taillight mounting plate body 1 and pulled out of the positioning hole.

[0031] The taillight mounting plate body 1 is positioned by the second positioning device, and cooperates with the first clamping device and the second clamping device to enable the taillight mounting plate body 1 to be stably placed, ensuring the accurate position of the taillight mounting plate body 1, facilitating welding of the taillight mounting plate body 1 and the reinforcing plate 2, and improving the welding quality.

[0032] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. Automobile taillight mounting plate assembly welding fixture, characterized by: It includes a first clamping device for clamping the taillight mounting plate body at a first position of the taillight mounting plate body, a second clamping device for clamping the taillight mounting plate body at a second position of the taillight mounting plate body, a first positioning device for positioning the reinforcement plate, a second positioning device for positioning the taillight mounting plate body, and a first welding mechanism and a second welding mechanism for welding the taillight mounting plate body and the reinforcement plate, the first welding mechanism includes a matching first lower electrode and a first upper electrode, and the second welding mechanism includes a matching second lower electrode and a second upper electrode.

2. The welding fixture for the automobile taillight mounting plate assembly according to claim 1 is characterized in that: The first welding mechanism also includes a first fixed frame, a first supporting arm arranged on the first fixed frame, a first rotatable welding arm, a first rotary actuator connected to the first welding arm, and a first support rod rotatably connected to the first welding arm and the first supporting arm, the first lower electrode is arranged on the first supporting arm, and the first upper electrode is arranged on the first welding arm.

3. The welding fixture for the automobile taillight mounting plate assembly according to claim 1 is characterized in that: The second welding mechanism also includes a second fixed frame, a second supporting arm arranged on the second fixed frame, a rotatable second welding arm, a second rotary actuator connected to the second welding arm, and a second support rod rotatably connected to the second welding arm and the second supporting arm, the second lower electrode is arranged on the second supporting arm, and the second upper electrode is arranged on the second welding arm.

4. The welding fixture for the automobile taillight mounting plate assembly according to any one of claims 1 to 3, characterized in that: The first clamping device includes a first clamping bracket, a first clamping arm rotatably arranged on the first clamping bracket, a first upper clamping block arranged on the first clamping arm, and a first lower clamping block cooperating with the first upper clamping block to clamp the taillight mounting plate body.

5. The welding fixture for the automobile taillight mounting plate assembly according to any one of claims 1 to 3, characterized in that: The second clamping device includes a second clamping bracket, a third clamping bracket, a second clamping arm rotatably arranged on the second clamping bracket, a second upper clamping block arranged on the second clamping arm, and a second lower clamping block arranged on the third clamping bracket and cooperating with the second upper clamping block to clamp the taillight mounting plate body.

6. The welding fixture for the automobile taillight mounting plate assembly according to any one of claims 1 to 3, characterized in that: The first positioning device includes a first positioning bracket, a first positioning pin and a first positioning actuator arranged on the first positioning bracket, and the first positioning actuator is connected to the first positioning pin.

7. The welding fixture for the automobile taillight mounting plate assembly according to any one of claims 1 to 3, characterized in that: The second positioning device includes a second positioning bracket, a second positioning pin and a second positioning actuator arranged on the second positioning bracket, and the second positioning actuator is connected to the second positioning pin.

8. The automobile taillight mounting plate assembly welding fixture according to claim 7, characterized in that: The second positioning device also includes a third positioning bracket, a third positioning pin and a third positioning actuator disposed on the third positioning bracket, and the third positioning actuator is connected to the third positioning pin.

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