Turnover device for welding automobile sheet metal parts

Abstract

The utility model discloses a turnover device for automobile sheet metal part welding, which relates to the technical field of automobile sheet metal part welding and comprises a case, an arc-shaped rack is arranged in the middle of the case, side base plates are arranged on the outer surfaces of the two ends of the arc-shaped rack, a middle sliding groove is formed in the middle of each side base plate, and the arc-shaped rack is arranged in the middle of the middle sliding groove. A second driving motor is detachably connected to the outer surface of the upper end of the side base plate, a lead screw is arranged on the outer surface of one end of the second driving motor, and a movable sliding block is arranged on the outer wall of the lead screw. According to the turnover device for welding of the automobile sheet metal parts, the arranged second driving motor can drive the lead screw during use, the movable sliding block can be driven by the lead screw to move up and down in the middle sliding groove, a workpiece can be conveniently fixed through the rotary positioning plate at the front end of the middle sliding groove, and the turnover device is convenient to use. And the workpieces can be conveniently welded at different positions and heights by moving the middle sliding groove up and down, and the workpieces can be conveniently assembled and disassembled.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile sheet metal welding, in particular to a turning device for automobile sheet metal welding. Background Art

[0002] Automobile sheet metal usually refers to the metal shell of the car, which is generally made of steel plates. These parts constitute the body of the car, which not only has the function of protecting and beautifying the car, but also serves as the main carrier for the car to withstand air resistance. Automobile sheet metal involves a variety of processes, such as shearing, stamping, bending, welding, riveting, splicing and forming, etc. In the process of welding automobile sheet metal parts, a flipping device is needed to flip the workpiece for double-sided welding, but the existing flipping device has certain inconveniences when used.

[0003] A flipping device for welding automobile sheet metal parts is disclosed in Chinese utility model patent application number: CN202120090022.7, which can flip the sheet metal by turning a handle, with high work efficiency and low labor intensity; it includes a base plate, a working box, a support shaft, a drive shaft, a support frame, a first bolt, a pad, a gear, a fixing plate, a worm, a rotating shaft, a rotating wheel and a handle, the working box is fixedly installed on the upper end of the base plate, a chamber is provided inside the working box, the upper end of the working box is open, the left end of the support shaft is rotatably installed on the left end of the working box chamber, and the right end of the support shaft is located at the working box. In the chamber, the drive shaft is rotatably installed on the right side wall of the working box, the left end of the drive shaft is located in the chamber of the working box, the right end of the drive shaft is located on the right side of the working box, and the drive shaft and the support shaft are on the same axis. However, the flipping device requires workers to turn the handle when in use, and cannot automatically adjust the rotation. It is also inconvenient to load and unload workpieces during use, and it is not convenient to adjust the welding height according to the workers' elevation. In addition, the inclination angle of the workpiece cannot be adjusted during welding. There are certain inconveniences when welding special-shaped automobile sheet metal parts. For this reason, we propose a flipping device for welding automobile sheet metal parts. Utility Model Content

[0004] The main purpose of the utility model is to provide a turning device for welding automobile sheet metal parts, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a flipping device for welding automobile sheet metal parts, comprising a chassis, an arc-shaped rack is arranged in the middle part of the chassis, and the outer surfaces of both ends of the arc-shaped rack are arranged with side base plates, and the middle part of the side base plate is provided with a central slide groove, the upper end outer surface of the side base plate is detachably connected to a second drive motor, the outer surface of one end of the second drive motor is provided with a lead screw, the outer wall of the lead screw is provided with a movable slider, the front end of the movable slider is provided with a rotating positioning plate, the outer surface of one side of the movable slider is detachably connected to a third drive motor, the middle part of the movable slider is provided with a hollow cavity, the outer surface of one end of the third drive motor is detachably connected to a main bevel gear, and the rear end outer surface of the rotating positioning plate is detachably connected to a bevel gear shaft group.

[0006] Preferably, the front end outer surface of the rotating positioning plate is detachably connected to an upper fixing plate and a lower fixing plate, the upper fixing plate is located above the lower fixing plate, the upper end outer surface of the upper fixing plate is detachably connected to an electric push rod, and the outer surface of one end of the electric push rod is detachably connected to a fixed pressure plate.

[0007] Preferably, the front end outer surface of the chassis is detachably connected to the first drive motor, the upper end outer surface of the chassis is provided with an open groove, the outer surface of one end of the first drive motor is provided with a drive shaft, the outer wall of the drive shaft is provided with a drive gear, driven gears are provided on both sides of the drive gear, and a driven shaft is provided in the middle of the driven gear.

[0008] Preferably, the side base plate and the central slide groove are an integrally formed structure, the lead screw is threadedly connected to the movable slider, and the lead screw penetrates to the middle of the central slide groove.

[0009] Preferably, the movable slider and the hollow cavity are an integrally formed structure, and the main bevel gear is meshingly connected with the bevel gear shaft assembly.

[0010] Preferably, the chassis and the opening slots are an integrally formed structure, the number of the opening slots is two groups, the outer surfaces at both ends of the driven shaft are movably connected to the inner surfaces at both ends of the chassis, the driving gear and the driven gear are both meshingly connected to the arc-shaped racks, and the number of the arc-shaped racks is two groups.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The second driving motor provided can drive the lead screw when in use, and the lead screw can drive the moving slider to move up and down in the middle slide slot, and the rotating positioning plate at the front end of the middle slide slot can facilitate the fixing of the workpiece, and the middle slide slot can be conveniently welded at different heights by moving it up and down, and it is convenient to load and unload the workpiece; the third driving motor can drive the main bevel gear to rotate when in use, so that the main bevel gear can be engaged to drive the bevel gear shaft group to rotate, so that the bevel gear shaft group drives the rotating positioning plate to rotate, and after the rotating positioning plate fixes the workpiece, it is convenient to flip the workpiece, which can avoid manual adjustment by workers and can perform automatic adjustment and flipping; the first driving motor can drive the driving shaft rod when in use, so that the driving shaft rod can drive the driving gear to drive, so that the driving gear is engaged to drive the arc rack to move left and right, and the driven gear is engaged with the arc rack for auxiliary rotation, so that the arc rack can drive the side base plate to tilt, and indirectly drive the automobile sheet metal to tilt, which is convenient for welding special-shaped automobile sheet metal parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is the internal structure diagram of the chassis of the utility model;

[0015] Figure 3 It is a cross-sectional view of the movable slider of the utility model.

[0016] In the figure: 1. chassis; 2. first drive motor; 3. open slot; 4. arc-shaped rack; 5. side base plate; 6. middle slide slot; 7. second drive motor; 8. lead screw; 9. movable slider; 10. rotating positioning plate; 11. third drive motor; 12. upper fixing plate; 13. lower fixing plate; 14. electric push rod; 15. fixed pressure plate; 16. drive shaft; 17. drive gear; 18. driven gear; 19. driven shaft; 20. hollow cavity; 21. main bevel gear; 22. bevel gear shaft group. DETAILED DESCRIPTION

[0017] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0018] like Figure 1-3As shown, an embodiment of the utility model provides a flipping device for welding automobile sheet metal parts, including a chassis 1, an arc-shaped rack 4 is arranged in the middle of the chassis 1, and side base plates 5 are arranged on the outer surfaces of both ends of the arc-shaped rack 4, a central slide groove 6 is arranged in the middle of the side base plate 5, and a second drive motor 7 is detachably connected to the outer surface of the upper end of the side base plate 5, a lead screw 8 is arranged on the outer surface of one end of the second drive motor 7, a moving slider 9 is arranged on the outer wall of the lead screw 8, and a rotating positioning plate 10 is arranged at the front end of the moving slider 9, a third drive motor 11 is detachably connected to the outer surface of one side of the moving slider 9, a hollow cavity 20 is arranged in the middle of the moving slider 9, a main bevel gear 21 is detachably connected to the outer surface of one end of the third drive motor 11, and a bevel gear shaft group 22 is detachably connected to the outer surface of the rear end of the rotating positioning plate 10.

[0019] Specifically, in this embodiment, it includes a chassis 1, an arc-shaped rack 4 is provided in the middle of the chassis 1, and side base plates 5 are provided on the outer surfaces of both ends of the arc-shaped rack 4. A central slide groove 6 is provided in the middle of the side base plate 5, and a second drive motor 7 is detachably connected to the outer surface of the upper end of the side base plate 5. The second drive motor 7 can drive the lead screw 8 when in use, and the movable slider 9 can be driven by the lead screw 8 to move up and down in the central slide groove 6. The rotating positioning plate 10 at the front end of the central slide groove 6 can facilitate the fixation of the workpiece. By moving the central slide groove 6 up and down, the workpiece can be welded at different positions and heights, and the workpiece can be loaded and unloaded conveniently. A lead screw 8 is provided on the outer surface of one end of the second drive motor 7, and a movable slider 9 is provided on the outer wall of the lead screw 8. The front end of the movable slider 9 is provided with The third driving motor 11 is detachably connected to the outer surface of one side of the rotating positioning plate 10 and the movable slider 9. When in use, the third driving motor 11 can drive the main bevel gear 21 to rotate, so that the main bevel gear 21 can be engaged to drive the bevel gear shaft group 22 to rotate, so that the bevel gear shaft group 22 drives the rotating positioning plate 10 to rotate. After the rotating positioning plate 10 fixes the workpiece, it is convenient to flip the workpiece, which can avoid manual adjustment by workers and can automatically adjust the flipping. A hollow cavity 20 is provided in the middle of the movable slider 9. The hollow cavity 20 facilitates the main bevel gear 21 and the bevel gear shaft group 22 to run in the movable slider 9. The main bevel gear 21 is detachably connected to the outer surface of one end of the third driving motor 11, and the bevel gear shaft group 22 is detachably connected to the outer surface of the rear end of the rotating positioning plate 10.

[0020] The utility model provides a flipping device for welding automobile sheet metal parts. The second driving motor 7 is arranged to drive the lead screw 8 when in use, and the lead screw 8 can drive the movable slider 9 to move up and down in the middle slide groove 6. The rotating positioning plate 10 at the front end of the middle slide groove 6 can facilitate the fixation of the workpiece. By moving the middle slide groove 6 up and down, the workpiece can be welded at different positions and heights, and the loading and unloading of the workpiece is convenient.

[0021] In an embodiment provided by the utility model, the front end outer surface of the rotating positioning plate 10 is detachably connected with an upper fixing plate 12 and a lower fixing plate 13, the upper fixing plate 12 is located above the lower fixing plate 13, the upper end outer surface of the upper fixing plate 12 is detachably connected with an electric push rod 14, and one end outer surface of the electric push rod 14 is detachably connected with a fixed pressure plate 15. When in use, the rotating positioning plate 10 can drive the fixed pressure plate 15 to move up and down through the electric push rod 14, and the automobile sheet metal can be fixedly clamped on the lower fixing plate 13 through the fixed pressure plate 15, thereby completing the fixation of the automobile sheet metal.

[0022] In another embodiment provided by the utility model, the front end outer surface of the chassis 1 is detachably connected to the first drive motor 2, the upper end outer surface of the chassis 1 is provided with an open groove 3, the outer surface of one end of the first drive motor 2 is provided with a drive shaft 16, the outer wall of the drive shaft 16 is provided with a drive gear 17, both sides of the drive gear 17 are provided with a driven gear 18, and the middle part of the driven gear 18 is provided with a driven shaft 19. When in use, the first drive motor 2 can drive the drive shaft 16, so that the drive shaft 16 can drive the drive gear 17, so that the drive gear 17 engages with the arc-shaped rack 4 to move left and right, and the driven gear 18 engages with the arc-shaped rack 4 for auxiliary rotation, so that the arc-shaped rack 4 can drive the side substrate 5 to tilt, and indirectly drive the automobile sheet metal to tilt, which is convenient for welding special-shaped automobile sheet metal parts.

[0023] In another embodiment provided by the utility model, the side base plate 5 and the central slide groove 6 are an integrally formed structure, the lead screw 8 is threadedly connected to the movable slider 9, and the lead screw 8 penetrates to the middle of the central slide groove 6. The central slide groove 6 can facilitate the movable slider 9 to move up and down.

[0024] In an embodiment provided by the utility model, the movable slider 9 and the hollow cavity 20 are an integrally formed structure, the main bevel gear 21 is meshed and connected with the bevel gear shaft group 22, and the main bevel gear 21 can mesh and drive the bevel gear shaft group 22 to rotate when in use, so that the bevel gear shaft group 22 can drive the rotating positioning plate 10 to rotate.

[0025] In another embodiment provided by the utility model, the chassis 1 and the opening groove 3 are an integrally formed structure, the number of the opening grooves 3 is two groups, the outer surfaces at both ends of the driven shaft 19 are movably connected to the inner surfaces at both ends of the chassis 1, the driving gear 17 and the driven gear 18 are both meshed and connected with the arc-shaped rack 4, and the number of the arc-shaped rack 4 is two groups, and the opening groove 3 can facilitate the export of the arc-shaped rack 4 when in use.

[0026] It should be noted that the utility model is a flipping device for welding automobile sheet metal parts. When in use, the second drive motor 7 can be started to drive the second drive motor 7 to drive the lead screw 8, and the lead screw 8 can drive the movable slide block 9 to move downward in the middle slide groove 6, and then the workpiece can be placed on the front end of the rotating positioning plate 10 for fixing. When fixing, the electric push rod 14 can be started to drive the fixed pressure plate 15 to press down, so that the workpiece is fixedly clamped between the fixed pressure plate 15 and the lower fixing plate 13. At this time, the movable slide block 9 can be raised again, and can be raised to a suitable height as needed to facilitate workers to weld. When the workpiece needs to be reversely welded, the third drive motor 11 can be started to drive the third drive motor 11 to rotate the main bevel gear 21, so that the main bevel gear The wheel 21 meshes and drives the bevel gear shaft group 22 to rotate, so that the bevel gear shaft group 22 drives the rotating positioning plate 10 to rotate. After the rotating positioning plate 10 fixes the workpiece, the workpiece can be easily flipped, which can avoid manual adjustment by workers and can automatically adjust and flip. When in use, the first drive motor 2 can be started according to actual conditions. The first drive motor 2 can drive the drive shaft 16 when in use, so that the drive shaft 16 can drive the drive gear 17, so that the drive gear 17 meshes and drives the arc rack 4 to move left and right, and the driven gear 18 meshes with the arc rack 4 for auxiliary rotation, so that the arc rack 4 can drive the side base plate 5 to tilt, and indirectly drive the automobile sheet metal to tilt, which is convenient for welding special-shaped automobile sheet metal parts and is more practical.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A turning device for welding automobile sheet metal parts, comprising a chassis (1), characterized in that: An arc-shaped rack (4) is arranged in the middle of the chassis (1), and side base plates (5) are arranged on the outer surfaces of both ends of the arc-shaped rack (4). A central slide groove (6) is arranged in the middle of the side base plate (5). The outer surface of the upper end of the side base plate (5) is detachably connected to a second drive motor (7), and a lead screw (8) is arranged on the outer surface of one end of the second drive motor (7). A movable slider (9) is arranged on the outer wall of the lead screw (8). A rotation positioning plate (10) is arranged at the front end of the movable slider (9). A third drive motor (11) is detachably connected to the outer surface of one side of the movable slider (9), and a hollow cavity (20) is arranged in the middle of the movable slider (9). A main bevel gear (21) is detachably connected to the outer surface of one end of the third drive motor (11), and a bevel gear shaft group (22) is detachably connected to the outer surface of the rear end of the rotation positioning plate (10).

2. The turning device for welding automobile sheet metal parts according to claim 1, characterized in that: The front end outer surface of the rotating positioning plate (10) is detachably connected to an upper fixing plate (12) and a lower fixing plate (13); the upper fixing plate (12) is located above the lower fixing plate (13); the upper end outer surface of the upper fixing plate (12) is detachably connected to an electric push rod (14); and one end outer surface of the electric push rod (14) is detachably connected to a fixed pressure plate (15).

3. The turning device for welding automobile sheet metal parts according to claim 1, characterized in that: The front end outer surface of the chassis (1) is detachably connected to a first drive motor (2); the upper end outer surface of the chassis (1) is provided with an open groove (3); the outer surface of one end of the first drive motor (2) is provided with a drive shaft (16); the outer wall of the drive shaft (16) is provided with a drive gear (17); driven gears (18) are provided on both sides of the drive gear (17); and a driven shaft (19) is provided in the middle of the driven gear (18).

4. The turning device for welding automobile sheet metal parts according to claim 1, characterized in that: The side base plate (5) and the central slide groove (6) are an integrally formed structure, the lead screw (8) is threadedly connected to the movable slider (9), and the lead screw (8) penetrates to the middle of the central slide groove (6).

5. The turning device for welding automobile sheet metal parts according to claim 1, characterized in that: The movable slide block (9) and the hollow cavity (20) are an integrally formed structure, and the main bevel gear (21) is meshingly connected with the bevel gear shaft assembly (22).

6. The turning device for welding automobile sheet metal parts according to claim 3, characterized in that: The chassis (1) and the opening slot (3) are an integrally formed structure, the number of the opening slots (3) is two groups, the outer surfaces at both ends of the driven shaft (19) are movably connected to the inner surfaces at both ends of the chassis (1), the driving gear (17) and the driven gear (18) are both meshingly connected to the arc-shaped rack (4), and the number of the arc-shaped rack (4) is two groups.

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