Automobile lifting hook welding clamp

Abstract

The utility model discloses an automobile lifting hook welding clamp, and relates to the technical field of automobile lifting hook welding clamps, the automobile lifting hook welding clamp comprises a bottom plate, a first positioning module, a second positioning module, a jacking module, a first clamping module and a second clamping module, the bottom plate is provided with the first positioning module used for positioning one end of a vertical rod part; a second positioning module is arranged on the bottom plate and used for positioning the sheet metal part and the bent part; the jacking module is arranged on the first positioning module and used for jacking the connecting cap; the first positioning module is provided with a first clamping module used for clamping and positioning the vertical rod part. A second clamping module is arranged on the bottom plate, and the bottom plate is located on one side of the second positioning module and used for clamping and positioning the metal plate. The first positioning module and the second positioning module are arranged to position and fix the welding part and the sheet metal part, welding of the welding part and the sheet metal part can be more convenient, the positions of the welding part and the sheet metal part are prevented from shifting, and the percent of pass of welded products is higher; and the welding part does not need to be manually pressed and fixed, so that machining is safer and more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of welding jigs for automotive hooks, and particularly to a welding jig for automotive hooks. Background Art

[0002] The welded part is a cylinder including a vertical rod part and a bent part. A connecting cap is arranged at the upper end of the vertical rod part. The sheet metal part includes a sheet metal plate and bent plates bent upward on both sides. When welding, it is necessary to weld the bent parts of two welded parts with the bent plates at both ends of the sheet metal part.

[0003] Currently, during welding, it is necessary to manually hold and fix two welded parts before welding them with the sheet metal part, which is not only unsafe and inconvenient, but also the positions of the welded parts will shift and move during processing, resulting in unqualified welded products. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a welding jig for automotive hooks, which solves the problems that it is not only unsafe and inconvenient to manually hold and fix two welded parts before welding them with the sheet metal part, and the positions of the welded parts will shift and move during processing, resulting in unqualified welded products.

[0005] To achieve the above object, the solution adopted by the utility model is: a welding jig for automotive hooks, including a bottom plate;

[0006] A first positioning module, which is arranged on the bottom plate and used to position one end of the vertical rod part;

[0007] A second positioning module, which is arranged on the bottom plate and used to position the sheet metal part and the bent part;

[0008] A top pressing module, which is arranged on the first positioning module and used to top press the connecting cap;

[0009] A first clamping module, which is arranged on the first positioning module and used to clamp and position the vertical rod part;

[0010] A second clamping module, which is arranged on the bottom plate and on one side of the second positioning module and used to clamp and position the sheet metal plate.

[0011] In this solution, by setting the first positioning module and the second positioning module to position and fix the welded parts and the sheet metal part, and then setting the first clamping module to clamp the welded parts and the second clamping module to clamp the sheet metal plate, it is more convenient to weld the welded parts and the sheet metal plate, preventing the positions of the welded parts and the sheet metal plate from shifting and moving, and the qualified rate of the welded products is higher; there is no need for manual pressing and fixing of the welded parts, making the processing safer and more convenient.

[0012] Preferably, two first positioning modules are provided. Each first positioning module includes a support column and a first positioning clamp block. The support column is provided on the bottom plate, and the first positioning clamp block is provided on the side of the support column close to the second positioning module. A first clamping groove for clamping the vertical rod portion is formed on the first positioning clamp block.

[0013] In this solution, by providing the first positioning clamp block with a first clamping groove, a welding piece can be installed in each of the two first clamping grooves, and one end of the vertical rod portions of the two welding pieces can be preliminarily positioned.

[0014] As a further preference, the second positioning module includes a second positioning clamp block. The second positioning clamp block is provided on the bottom plate and on one side of the support column. A second clamping groove is formed on the second positioning clamp block, and the second clamping groove is used for clamping the sheet metal part.

[0015] In this solution, by providing the second positioning clamp block with a second clamping groove, the sheet metal plate is placed in the second clamping groove for positioning, and then the bent plate of the sheet metal part is positioned by the bent portions of the two welding pieces.

[0016] As a further preference, the pressing module includes a connecting column and a pressing rod. The connecting column is provided at the upper end of the support column, and the pressing rod is provided on the side of the connecting column close to the second positioning clamp block. The pressing rod can be abutted against the connecting cap.

[0017] In this solution, the connecting cap is pressed by providing the pressing rod so as to tightly fix the welding piece.

[0018] As a further preference, a spring is sleeved on the movable end of the pressing rod.

[0019] In this solution, by providing the spring, the pressing rod can be reset when not pressed.

[0020] As a further preference, a limiting rod is provided on the connecting column, and a limiting groove is formed on the pressing rod. The limiting rod is inserted into the limiting groove to limit the pressing rod.

[0021] In this solution, by providing the limiting rod, the position of the pressing rod can be limited, preventing excessive pressing of the connecting cap and preventing damage to the connecting cap.

[0022] As a further preference, two first clamping modules are provided. Each first clamping module includes a first movable cylinder, a first movable block, and a first pressing block. The first movable cylinders are provided on one side of each support column away from each other. The movable end of the first movable cylinder faces the side of the second positioning clamp block and is connected to the first movable block. The first pressing block is provided on the side of the first movable block close to the second positioning clamp block. The two first pressing blocks are respectively located above the two first clamping grooves and can be pressed on the upper end of the workpiece.

[0023] In this solution, by providing the first movable cylinder, when starting, it drives the first movable block and the first pressing block to rotate, so as to press the first pressing block on the upper end of the vertical rod part of the welding part in the first clamping groove, fix the position of the welding part, and prevent the position of the welding part from moving and shifting.

[0024] As a further preference, the second clamping module includes a second movable cylinder, a second movable block, and a second pressing block. The second movable cylinder is provided on the bottom plate. The second movable cylinder is provided at the rear side of the second positioning clamp block. The movable end of the second movable cylinder is connected to the second movable block. The second pressing block is provided on the side of the second movable block close to the second positioning clamp block. The second pressing block can be pressed on the upper end of the sheet metal plate.

[0025] In this solution, by providing the second movable cylinder, when starting, it drives the second movable block and the second pressing block to rotate, so as to press the second pressing block on the upper end of the sheet metal plate in the second clamping groove, fix the position of the sheet metal plate, and prevent the position of the sheet metal plate from moving and shifting.

[0026] As a further preference, a control switch is provided on the bottom plate. The control switch is respectively connected to the first movable cylinder and the second movable cylinder.

[0027] In this solution, by providing the control switch, the switches of the first movable cylinder and the second movable cylinder can be controlled, making the control more convenient.

[0028] As a preference, a handle is provided on the upper end of the bottom plate.

[0029] In this solution, by providing the handle, the position of the fixture can be moved more conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 is the first structural schematic diagram of the automotive hook welding fixture of the present utility model;

[0031] Figure 2 is the second structural schematic diagram of the automotive hook welding fixture of the present utility model;

[0032] Figure 3 This is a schematic structural diagram of the automotive hook welding fixture of the present utility model after hiding the welded parts and sheet metal parts.

[0033] In the figure: 1. Base plate; 2. First positioning module; 21. Support column; 22. First positioning clamp block; 23. First clamping groove; 3. Second positioning module; 31. Second positioning clamp block; 32. Second clamping groove; 4. Tightening module; 41. Connecting column; 42. Pressing rod; 43. Spring; 44. Limit groove; 45. Limit rod; 5. First clamping module; 51. First movable cylinder; 52. First movable block; 53. First pressing block; 6. Second clamping module; 61. Second movable cylinder; 62. Second movable block; 63. Second pressing block; 7. Control switch; 8. Handle; 9. Welded part; 901. Vertical rod part; 902. Bent part; 903. Connecting cap; 91. Sheet metal part; 911. Sheet metal plate; 912. Bent plate. Specific embodiments

[0034] In order to enable those skilled in the art to better understand the present utility model and thus more clearly define the scope of protection required by the present utility model, the present utility model will be described in detail below with reference to certain specific embodiments of the present utility model. It should be noted that the following are only some specific embodiments of the concept of the present utility model, and only a part of the embodiments of the present utility model. The specific and direct descriptions of the relevant structures are only for the convenience of understanding the present utility model, and each specific feature does not of course and directly limit the scope of implementation of the present utility model. Routine selections and substitutions made by those skilled in the art under the guidance of the concept of the present utility model should be regarded as within the scope of protection required by the present utility model.

[0035] An automotive hook welding fixture includes a base plate 1, a first positioning module 2, a second positioning module 3, a tightening module 4, a first clamping module 5 and a second clamping module 6. A first positioning module 2 is provided on the base plate 1 for positioning one end of the vertical rod part 901; a second positioning module 3 is provided on the base plate 1 for positioning the sheet metal part 91 and the bent part 902; the tightening module 4 is arranged on the first positioning module 2 for tightening the connecting cap 903; a first clamping module 5 is provided on the first positioning module 2 for clamping and positioning the vertical rod part 901; a second clamping module 6 is provided on the base plate 1 and located on one side of the second positioning module 3 for clamping and positioning the sheet metal plate 911.

[0036] Specifically, in this embodiment, two sets of first positioning modules 2 are provided. Each set is respectively used to position the vertical rod portion 901 of a welding part 9, and the two sets of first positioning modules 2 are arranged at intervals along the length direction of the bottom plate 1. One second positioning module 3 is provided, and the length of the second positioning module 3 is greater than the sum of the lengths of the two first positioning modules 2 and the distance between the two first positioning modules 2. The second positioning module 3 is arranged at the rear side of the first positioning module 2 and is used to position the sheet metal part 91 and the bent portions 902 of the two welding parts 9. Two pressing modules 4 are respectively arranged at the upper ends of one first positioning module 2 and are used to press the connecting cap 903 so as to press the welding part 9 more stably, making the welding part 9 and the sheet metal part 91 fixed more stably. Two first clamping modules 5 are correspondingly arranged on one side of one first positioning module 2 away from the other first positioning module 2 and are used to cooperate with the first positioning module 2 to clamp and fix the vertical rod portion 901 of the welding part 9. One second clamping module 6 is provided and is arranged at the rear side of the second positioning module 3 (that is, on the side of the second positioning module 3 away from the first positioning module 2), and the second clamping module 6 is used to cooperate with the second positioning module 3 to clamp and fix the sheet metal part 91.

[0037] Specifically, in this embodiment, by setting the first positioning module 2 and the second positioning module 3 to position and fix the welding part 9 and the sheet metal part 91, and by setting the first clamping module 5 to clamp the welding part 9 and the second clamping module 6 to clamp the sheet metal part 91, the welding of the welding part 9 and the sheet metal part 91 can be more convenient, preventing the positions of the welding part 9 and the sheet metal part 91 from shifting and moving, and the qualified rate of the welded product is higher; there is no need for manual pressing to fix the welding part 9, making the processing safer and more convenient.

[0038] Further, as a preferred embodiment, two first positioning modules 2 are provided. Each first positioning module 2 includes a support column 21 and a first positioning clamp block 22. The support column 21 is arranged on the bottom plate 1, and a first positioning clamp block 22 is arranged on the side of the support column 21 close to the second positioning module 3. A first clamping groove 23 for clamping the vertical rod portion 901 is formed in the first positioning clamp block 22.

[0039] Specifically, in this embodiment, two support columns 21 are arranged at the upper end of the bottom plate 1. There is a certain gap between the two support columns 21. A first positioning clamp block 22 is arranged at the rear side of the two support columns 21 (that is, on the side close to the second positioning module 3). The first positioning clamp block 22 is located above the support column 21 and higher than the second positioning module 3. A first clamping groove 23 opening towards the second positioning module 3 is formed in each first positioning clamp block 22, and one welding part 9 is clamped in each first clamping groove 23.

[0040] Specifically, in this embodiment, by providing the first positioning clamp block 22, the first clamping groove 23 is provided on the first positioning clamp block 22. A welding part 9 can be installed in each of the two first clamping grooves 23, and one end of the vertical rod part 901 of the two welding parts 9 can be preliminarily positioned.

[0041] Furthermore, as a preferred embodiment, the second positioning module 3 includes a second positioning clamp block 31. The second positioning clamp block 31 is provided on the base plate 1 and is located on one side of the support column 21. A second clamping groove 32 is formed on the second positioning clamp block 31, and the second clamping groove 32 is used for clamping the sheet metal part 91.

[0042] Specifically, in this embodiment, the second positioning clamp block 31 is provided at the upper end of the base plate 1 and behind the support column 21. The length of the second positioning clamp block 31 is greater than the sum of the lengths of the two first support columns 21 and the length of the gap. The second clamping groove 32 with an open upper end is formed on the second positioning clamp block 31. The sheet metal part 91 is clamped by the second clamping groove 32. The sheet metal plate 911 of the sheet metal part 91 contacts the bottom wall of the second clamping groove 32, and the bent plate 912 of the sheet metal part 91 fits against the two side walls of the second clamping groove 32. The length of the second clamping groove 32 is the same as the distance between the two first clamping grooves 23. The bent part 902 of the welding part 9 abuts against the bent plate 912 of the sheet metal plate 911 to fix the bent plate 912 against the side wall of the second clamping groove 32.

[0043] Specifically, in this embodiment, by providing the second positioning clamp block 31, the second clamping groove 32 is provided on the second positioning clamp block 31. The sheet metal plate 911 is placed in the second clamping groove 32 for positioning, and then the bent plate 912 of the sheet metal part 91 is positioned by the bent parts 902 of the two welding parts 9.

[0044] Furthermore, as a preferred embodiment, the pressing module 4 includes a connecting column 41 and a pressing rod 42. The connecting column 41 is provided at the upper end of the support column 21, and a pressing rod 42 is provided on the side of the connecting column 41 close to the second positioning clamp block 31. The pressing rod 42 can be pressed against the connecting cap 903.

[0045] Furthermore, as a preferred embodiment, a spring 43 is sleeved on the movable end of the pressing rod 42.

[0046] Furthermore, as a preferred embodiment, a limiting rod 45 is provided on the connecting column 41, and a limiting groove 44 is formed on the pressing rod 42. The limiting rod 45 is inserted into the limiting groove 44 to limit the pressing rod 42.

[0047] Specifically, in this embodiment, a connecting column 41 is provided at the upper end of each support column 21. The connecting column 41 includes a vertical portion vertically disposed at the upper end of the support column 21 and a horizontal portion disposed at the upper end of the vertical portion and integrally formed. A through hole is formed in the horizontal portion, and a pressing rod 42 is disposed on the horizontal portion. The pressing rod 42 passes through the through hole and is located below the horizontal portion and can press on the connecting cap 903. The pressing rod 42 can be set in an electric, pneumatic or manual form. A spring 43 is sleeved on the portion of the pressing rod 42 passing through the horizontal portion. A pressing block is provided at the lower end of the pressing rod 42. The spring 43 is disposed between the pressing block and the lower end surface of the horizontal portion. The spring 43 is used to rebound and reset the pressing rod 42 when not in use, so that the pressing block no longer presses the connecting cap 903; a limiting rod 45 is disposed on the horizontal portion, and a limiting groove 44 is disposed on the pressing rod 42. When the pressing rod 42 is pressed, the limiting rod 45 slides in the limiting groove 44. When the pressing rod 42 abuts against the upper end wall of the limiting groove 44, that is, the limiting block abuts against the connecting cap 903, there is no need to continue pressing the pressing rod 42 to prevent excessive movement.

[0048] Specifically, in this embodiment, the connecting cap 903 is pressed by setting the pressing rod 42, so as to tightly fix the welded part 9. By setting the spring 43, the pressing rod 42 can be reset when not needed. By setting the limiting rod 45, the position of the pressing rod 42 can be limited, preventing excessive pressing of the connecting cap 903 and preventing damage to the connecting cap 903.

[0049] Further, as a preferred embodiment, two first clamping modules 5 are provided. Each first clamping module 5 includes a first movable cylinder 51, a first movable block 52 and a first pressing block 53. A first movable cylinder 51 is disposed on each side of the support column 21 away from each other. The movable end of the first movable cylinder 51 faces the side of the second positioning clamp block 31 and is connected with a first movable block 52. A first pressing block 53 is disposed on the side of the first movable block 52 close to the second positioning clamp block 31. The two first pressing blocks 53 are respectively located above the two first clamping grooves and can press on the upper end of the workpiece.

[0050] Specifically, in this embodiment, the first movable block 52 is rotatably connected to the movable end of the first movable cylinder 51. The first cylinder is connected to the front side wall of the support column 21 through a connecting plate and is located on one side of a support column 21 away from the other support column 21. A first hinge groove is provided at the middle position of the first movable block 52 and is hinged to the first connecting block at the front end of the cylinder body of the first movable cylinder 51 through a first hinge shaft; when the first movable cylinder 51 is started, it can drive the first movable block 52 and the first pressing block 53 to move, so that the first pressing block 53 presses on the upper end of the vertical rod portion 901 of the welded part 9. When welding is not required, the first movable cylinder 51 drives the first movable block 52 and the first pressing block 53 away from the first clamping groove 23; the first pressing block 53 is in the shape of a pressing plate.

[0051] Specifically, in this embodiment, by setting the first movable cylinder 51, when starting, it drives the first movable block 52 and the first pressing block 53 to rotate, so as to press the first pressing block 53 against the upper end of the vertical rod portion 901 of the welding part 9 in the first clamping groove 23, fix the position of the welding part 9, and prevent the position of the welding part 9 from shifting and deviating.

[0052] Furthermore, as a preferred embodiment, the second clamping module 6 includes a second movable cylinder 61, a second movable block 62 and a second pressing block 63. The second movable cylinder 61 is arranged on the bottom plate 1, and the second movable cylinder 61 is arranged at the rear side of the second positioning clamp block. The movable end of the second movable cylinder 61 is connected with the second movable block 62. A second pressing block 63 is arranged on the side of the second movable block 62 close to the second positioning clamp block 31, and the second pressing block 63 can be pressed against the upper end of the sheet metal plate 911.

[0053] Specifically, in this embodiment, the second movable block 62 is rotatably connected to the movable end of the second movable cylinder 61. A second hinge groove is arranged at the middle position of the second movable block 62, and is hinged to the second connecting block at the front end of the cylinder body of the second movable cylinder 61 through a second hinge shaft; when the second movable cylinder 61 starts, it can drive the second movable block 62 and the second pressing block 63 to move, so that the second pressing block 63 is pressed against the upper end of the sheet metal plate 911 of the sheet metal part 91. When welding is not required, the second movable cylinder 61 drives the second movable block 62 and the second pressing block 63 to move away from the second clamping groove 32, and the second pressing block 63 is arranged in an arch shape.

[0054] Specifically, in this embodiment, by setting the second movable cylinder 61, when starting, it drives the second movable block 62 and the second pressing block 63 to rotate, so as to press the second pressing block 63 against the upper end of the sheet metal plate 911 in the second clamping groove 32, fix the position of the sheet metal plate 911, and prevent the position of the sheet metal plate 911 from shifting and deviating.

[0055] Furthermore, as a preferred embodiment, a control switch 7 is arranged on the bottom plate 1, and the control switch 7 is respectively connected with the first movable cylinder 51 and the second movable cylinder 61. A handle 8 is arranged at the upper end of the bottom plate 1.

[0056] Specifically, in this embodiment, the control switch 7 is arranged at the rear side of the upper end of the bottom plate 1, and handles 8 are arranged on both the left and right sides of the upper end of the bottom plate 1. By setting the control switch 7, the switches of the first movable cylinder 51 and the second movable cylinder 61 can be controlled, making the control more convenient. By setting the handle 8, the position of the fixture can be moved more conveniently.

[0057] The above is only the preferred embodiment of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present utility model, a number of improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present utility model.

Claims

1. An automobile hook welding fixture, characterized in that, It includes a bottom plate; A first positioning module, the first positioning module is arranged on the bottom plate and is used to position one end of the vertical rod part; A second positioning module, the second positioning module is arranged on the bottom plate and is used to position the sheet metal part and the bent part; A pressing module, the pressing module is arranged on the first positioning module and is used to press the connecting cap; A first clamping module, the first clamping module is arranged on the first positioning module and is used to clamp and position the vertical rod part; A second clamping module, the second clamping module is arranged on the bottom plate and is located on one side of the second positioning module and is used to clamp and position the sheet metal plate.

2. The welding jig for an automotive hook according to claim 1, characterized in that, There are two first positioning modules, each first positioning module includes a support column and a first positioning clamp block, the support column is arranged on the bottom plate, the first positioning clamp block is arranged on the side of the support column close to the second positioning module, and a first clamping groove for clamping the vertical rod part is formed on the first positioning clamp block.

3. The automotive hook welding jig according to claim 2, characterized in that, The second positioning module includes a second positioning clamp block, the second positioning clamp block is arranged on the bottom plate and is located on one side of the support column, and a second clamping groove is formed on the second positioning clamp block, and the second clamping groove is used to clamp the sheet metal part.

4. The automotive hook welding fixture according to claim 3, characterized in that, The pressing module includes a connecting column and a pressing rod, the connecting column is arranged at the upper end of the support column, the pressing rod is arranged on the side of the connecting column close to the second positioning clamp block, and the pressing rod can be abutted against the connecting cap.

5. The automotive hook welding jig according to claim 4, characterized in that, A spring is sleeved on the movable end of the pressing rod.

6. The automotive hook welding fixture according to claim 5, wherein A limiting rod is arranged on the connecting column, a limiting groove is formed on the pressing rod, and the limiting rod is inserted into the limiting groove to limit the pressing rod.

7. The welding jig for an automotive hook according to claim 6, wherein, There are two first clamping modules, each first clamping module includes a first movable air cylinder, a first movable block and a first pressing block, the first movable air cylinders are arranged on the mutually remote sides of each support column, the movable end of the first movable air cylinder is arranged towards the side of the second positioning clamp block and is connected with the first movable block, the first pressing block is arranged on the side of the first movable block close to the second positioning clamp block, and the two first pressing blocks are respectively located above the two first clamping grooves and can be pressed on the upper end of the workpiece.

8. The automotive hook welding fixture according to claim 7, characterized in that, The second clamping module includes a second movable air cylinder, a second movable block and a second pressing block, the second movable air cylinder is arranged on the bottom plate, the second movable air cylinder is arranged at the rear side of the second positioning clamp block, the movable end of the second movable air cylinder is connected with the second movable block, the second pressing block is arranged on the side of the second movable block close to the second positioning clamp block, and the second pressing block can be pressed on the upper end of the sheet metal plate.

9. The automotive hook welding jig according to claim 8, characterized in that, A control switch is arranged on the bottom plate, and the control switch is respectively connected with the first movable air cylinder and the second movable air cylinder.

10. The automotive hook welding fixture according to claim 1, characterized in that, A handle is arranged at the upper end of the bottom plate.

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