Clamping device for tailored blank laser welding of automobile plates

Abstract

The utility model discloses a clamping device for tailored blank laser welding of automobile plates, which comprises a base, a threaded column rotationally connected to the top wall of the base, an adjusting cylinder penetrating through the upper end of the threaded column and in threaded connection with the threaded column, a top plate fixedly connected to the upper end of the adjusting cylinder, an adjusting assembly and a positioning assembly, the adjusting assembly is arranged on the top of the base, the positioning assembly is arranged on the top of the top plate, and penetrating holes are symmetrically formed in the top plate. The utility model belongs to the technical field of automobile plate machining, and particularly relates to an automobile plate clamping and positioning device which can rapidly and flexibly clamp and position the two ends and the top face of an automobile plate, conduct auxiliary positioning on the sides of the automobile plate through manual operation, improve the positioning effect and improve the machining efficiency. The clamping device for tailored blank laser welding of the automobile plates can conveniently conduct tailored blank laser welding on the fixed automobile plates.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile plate processing, in particular to a clamping device for laser welding of automobile plates. Background Art

[0002] During the production and processing of automotive plates, cutting, stamping, drilling, ear curling, laser welding and other processes are required. During these processes, the plates need to be positioned and fixed before being processed by related machines. The traditional method is to manually clamp and position the plates with fixtures. However, manual positioning of the plates will inevitably produce errors, which is easy to cause processing errors and waste of plates, and the efficiency is low. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a clamping device for laser welding of automobile plates, which can quickly and flexibly clamp and position the two ends and the top surface of the automobile plate, and assist in positioning the sides of the automobile plate through manual operation, thereby increasing the positioning effect and facilitating laser welding of the fixed automobile plates.

[0004] The technical solution adopted by the utility model is as follows: a clamping device for laser welding of automobile plates, comprising a base, a threaded column rotatably connected to the top wall of the base, an adjustment cylinder penetrating the upper end of the threaded column and threadedly connected to the threaded column, and a top plate fixedly connected to the upper end of the adjustment cylinder, the threaded column is symmetrically arranged, and also comprises an adjustment component and a positioning component, the adjustment component is arranged on the top of the base, the positioning component is arranged on the top of the top plate, and the top plate is provided with symmetrically arranged through holes;

[0005] The positioning assembly includes an adjusting rod rotatably connected to the inner wall of the perforation and a side plate passing through the adjusting rod and threadedly connected to the adjusting rod. The other end of the adjusting rod passes through the top plate and is rotatably connected to the top plate. The outer side wall of the side plate contacts the inner wall of the perforation.

[0006] Furthermore, the adjustment assembly includes a servo motor fixedly mounted on the top wall of the base, a driving gear fixedly connected to the output end of the servo motor, and a driven gear fixedly connected to the threaded column, and the driving gear and the driven gear are meshed.

[0007] Furthermore, the positioning assembly also includes a linear guide rail fixedly mounted on the top wall of the top plate, a slider slidably arranged on the linear guide rail, an adjustment frame fixedly connected to the top wall of the slider, an electric push rod passing through the adjustment frame and fixedly connected to the adjustment frame, and a pressure plate fixedly connected to the lower end of the electric push rod, and the linear guide rail is symmetrically arranged.

[0008] Furthermore, the top plate is provided with travel holes, and the travel holes are symmetrically arranged in pairs. The bottom wall of the adjustment frame is provided with limit rods, and the limit rods are symmetrically arranged. The lower ends of the limit rods pass through the travel holes and are slidably arranged in the travel holes. The outer wall of the limit rod is in contact with the inner wall of the travel hole.

[0009] Furthermore, a protective pad is provided on the bottom wall of the pressure plate, and the protective pad is made of rubber material.

[0010] Furthermore, the adjustment frame is arranged in a C shape, and a rubber pad is arranged on the inner bottom wall of the adjustment frame, and the rubber pad is arranged in an L shape.

[0011] After adopting the above structure, the utility model has the following beneficial effects: The utility model proposes a clamping device for laser welding of automobile plates:

[0012] (1) By controlling the linear guide rail to slide the slider and controlling the electric push rod to extend and move the pressure plate downward, the two ends and the top surface of the automobile plate can be clamped and positioned quickly and flexibly;

[0013] (2) By manually rotating the adjustment rod, the side of the automobile plate can be assisted in positioning, thereby increasing the positioning effect;

[0014] (3) The fixed automobile plate can be raised or lowered through the meshing transmission of the driving gear and the driven gear and the threaded connection relationship between the threaded column and the adjusting cylinder;

[0015] (4) The clamping effect of the automobile plate is improved, and the height can be adjusted to facilitate laser welding of the fixed automobile plate, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] Figure 1 This is a schematic diagram of the overall structure of a clamping device for laser welding of automobile plates proposed by the utility model;

[0018] Figure 2 This is a front view of a clamping device for laser welding of automobile plates proposed by the utility model;

[0019] Figure 3 The utility model is a three-dimensional structural schematic diagram of a clamping device for laser welding of automobile plates.

[0020] In the attached drawings: 1. base, 2. threaded column, 3. adjusting cylinder, 4. top plate, 5. through hole, 6. adjusting rod, 7. side plate, 8. servo motor, 9. driving gear, 10. driven gear, 11. linear guide, 12. slider, 13. adjusting frame, 14. electric push rod, 15. pressure plate, 16. travel hole, 17. limit rod, 18. protective pad, 19. rubber pad. DETAILED DESCRIPTION

[0021] like Figure 1-2 As shown, a clamping device for laser welding of automobile plates includes a base 1, a threaded column 2 rotatably connected to the top wall of the base 1, an adjusting cylinder 3 penetrating the upper end of the threaded column 2 and threadedly connected to the threaded column 2, and a top plate 4 fixedly connected to the upper end of the adjusting cylinder 3, the threaded column 2 is symmetrically arranged, and also includes an adjusting component and a positioning component, the adjusting component is arranged on the top of the base 1, the positioning component is arranged on the top of the top plate 4, and the top plate 4 is provided with symmetrically arranged through holes 5.

[0022] like Figure 1-3 As shown, in order to quickly clamp and position the automobile plate and ensure the clamping effect, the positioning assembly includes an adjusting rod 6 rotatably connected to the inner wall of the through hole 5, a side plate 7 that penetrates the adjusting rod 6 and is threadedly connected to the adjusting rod 6, a linear guide 11 fixedly installed on the top wall of the top plate 4, a slider 12 slidably set on the linear guide 11, an adjusting frame 13 fixedly connected to the top wall of the slider 12, an electric push rod 14 that penetrates the adjusting frame 13 and is fixedly connected to the adjusting frame 13, and a pressing plate 15 fixedly connected to the lower end of the electric push rod 14, the other end of the adjusting rod 6 passes through the top plate 4 and is rotatably connected to the top plate 4, the outer wall of the side plate 7 is in contact with the inner wall of the through hole 5, and the linear guide 11 is symmetrically arranged.

[0023] like Figure 1-3 As shown, in order to be able to adjust the height of the fixed automobile plate, increase its flexibility, and facilitate laser welding operations, the adjustment component includes a servo motor 8 fixedly mounted on the top wall of the base 1, a driving gear 9 fixedly connected to the output end of the servo motor 8, and a driven gear 10 fixedly connected to the threaded column 2, and the driving gear 9 and the driven gear 10 are meshed.

[0024] In order to limit the range of the adjustment frame 13 during the position adjustment process, the top plate 4 is provided with travel holes 16, and the travel holes 16 are symmetrically arranged in pairs. The bottom wall of the adjustment frame 13 is provided with limit rods 17, and the limit rods 17 are symmetrically arranged. The lower end of the limit rod 17 passes through the travel hole 16 and is slidably arranged in the travel hole 16, and the outer wall of the limit rod 17 is in contact with the inner wall of the travel hole 16.

[0025] In order to avoid damage to the automobile plate during clamping, a protective pad 18 is provided on the bottom wall of the pressure plate 15. The protective pad 18 is made of rubber material. A rubber pad 19 is provided on the inner bottom wall of the adjustment frame 13. The rubber pad 19 is arranged in an L shape.

[0026] The adjustment frame 13 is arranged in a C shape.

[0027] When in use, the automobile sheet to be laser welded is placed between the two groups of adjustment frames 13, so that the automobile sheet contacts the protective pad 18, and the adjustment rod 6 is manually rotated to move the side plate 7 to the front and rear sides of the automobile sheet to align the position of the automobile sheet. Then, the two groups of linear guide rails 11 are controlled respectively to make the slider 12 drive the adjustment frame 13 to adjust the position appropriately until the two ends of the automobile sheet are clamped and fixed. During the adjustment process of the adjustment frame 13, the limit rod 17 is driven to slide in the travel hole 16 to limit its adjustment range, and then the electric push rod 14 is controlled to extend to press The plate 15 moves downward at a uniform speed until the rubber pad 19 on the bottom wall of the pressure plate 15 presses the top wall of the automobile plate. At this time, the clamping and fixing effect of the automobile plate can be completed. After the positioning is completed, the rotation direction of the driving gear 9 can be controlled by turning on the forward and reverse rotation of the servo motor 8. The meshing transmission of the driving gear 9 and the driven gear 10 causes the threaded column 2 to rotate, and the adjustment cylinder 3 to rise or fall, thereby completing the lifting and lowering adjustment operation of the fixed automobile plate, so as to facilitate the laser welding of the fixed automobile plate. After the adjustment is completed, the fixed automobile plate can be laser welded.

[0028] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents. In short, if those skilled in the art are inspired by them and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the scope of protection of the utility model.

Claims

1. A clamping device for laser welding of automobile plates, comprising a base, a threaded column rotatably connected to the top wall of the base, an adjusting cylinder penetrating the upper end of the threaded column and threadedly connected to the threaded column, and a top plate fixedly connected to the upper end of the adjusting cylinder, wherein the threaded column is symmetrically arranged, and characterized in that: It also includes an adjustment component and a positioning component, wherein the adjustment component is arranged on the top of the base, and the positioning component is arranged on the top of the top plate, and the top plate is provided with symmetrically arranged perforations; The positioning assembly includes an adjusting rod rotatably connected to the inner wall of the perforation and a side plate passing through the adjusting rod and threadedly connected to the adjusting rod. The other end of the adjusting rod passes through the top plate and is rotatably connected to the top plate. The outer side wall of the side plate contacts the inner wall of the perforation.

2. The clamping device for laser welding of automobile plates according to claim 1 is characterized in that: The adjustment component comprises a servo motor fixedly mounted on the top wall of the base, a driving gear fixedly connected to the output end of the servo motor and a driven gear fixedly connected to the threaded column, and the driving gear and the driven gear are meshed.

3. The clamping device for laser welding of automobile plates according to claim 2 is characterized in that: The positioning assembly also includes a linear guide rail fixedly installed on the top wall of the top plate, a slider slidably set on the linear guide rail, an adjustment frame fixedly connected to the top wall of the slider, an electric push rod passing through the adjustment frame and fixedly connected to the adjustment frame, and a pressure plate fixedly connected to the lower end of the electric push rod, and the linear guide rails are symmetrically arranged.

4. The clamping device for laser welding of automobile plates according to claim 3 is characterized in that: The top plate is provided with travel holes, and the travel holes are symmetrically arranged in pairs. The bottom wall of the adjustment frame is provided with limit rods, and the limit rods are symmetrically arranged. The lower ends of the limit rods pass through the travel holes and are slidably arranged in the travel holes. The outer side walls of the limit rods are in contact with the inner walls of the travel holes.

5. The clamping device for laser welding of automobile plates according to claim 4 is characterized in that: The bottom wall of the pressure plate is provided with a protection pad, and the protection pad is a protection pad made of rubber material.

6. The clamping device for laser welding of automobile plates according to claim 5, characterized in that: The adjustment frame is arranged in a C shape, and a rubber pad is arranged on the inner bottom wall of the adjustment frame, and the rubber pad is arranged in an L shape.

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