Welding fixture

Abstract

The utility model discloses a welding fixture, and relates to the technical field of welding fixtures, the welding fixture comprises a bottom plate, a first positioning module, a second positioning module, a first clamping module and a second clamping module, the bottom plate is provided with the first positioning module for positioning one end of a workpiece; the second positioning module is arranged on the bottom plate and used for positioning the other end of the workpiece; the first clamping module is arranged on the bottom plate, and the bottom plate is located on one side of the first positioning module and used for clamping and positioning a workpiece. The 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 a workpiece. The first positioning module and the second positioning module are arranged to position and fix a workpiece, and the first clamping module and the second clamping module are arranged to clamp the workpiece, so that the workpiece can be welded more conveniently, the position of the workpiece is prevented from shifting, and the qualified rate of the welded workpiece is higher; and the workpiece 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, and particularly relates to a welding jig. Background Art

[0002] Nowadays, when two workpieces need to be welded, it is necessary for workers to hold and fix the two workpieces before welding, which is not only unsafe but also inconvenient. Moreover, during processing, the positions of the workpieces will shift and move, resulting in unqualified welded workpieces. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a welding jig, which solves the problems that it is not only unsafe and inconvenient for workers to hold and fix two workpieces before welding, and the positions of the workpieces will shift and move during processing, resulting in unqualified welded workpieces.

[0004] To achieve the above purpose, the solution adopted by the utility model is: a welding jig, including a bottom plate;

[0005] A first positioning module, the first positioning module is arranged on the bottom plate for positioning one end of the workpiece;

[0006] A second positioning module, the second positioning module is arranged on the bottom plate for positioning the other end of the workpiece;

[0007] A first clamping module, the first clamping module is arranged on the bottom plate and on one side of the first positioning module for clamping and positioning the workpiece;

[0008] A second clamping module, the second clamping module is arranged on the bottom plate and on one side of the second positioning module for clamping and positioning the workpiece.

[0009] In this solution, by setting the first positioning module and the second positioning module to position and fix the workpiece, and by setting the first clamping module and the second clamping module to clamp the workpiece, the welding of the workpiece can be made more convenient, the position of the workpiece can be prevented from shifting and moving, and the qualified rate of the welded workpiece is higher; there is no need for workers to press and fix the workpiece, making the processing safer and more convenient.

[0010] Preferably, the first positioning module includes a first positioning block and a first fixing block. The first positioning block is arranged on the bottom plate, the first fixing block is arranged at the upper end of the first positioning block, an upper-end open placement groove is arranged on the first fixing block, a limiting block is arranged in the placement groove to divide the placement groove into a first placement groove and a second placement groove, and the first placement groove and the second placement groove are used for placing and positioning the workpiece.

[0011] In this solution, by setting the first fixed block, a placement groove is provided on the first fixed block, and a limiting block is arranged in the placement groove to divide the placement groove into a first placement groove at the front side and a second placement groove at the rear side. A workpiece can be installed in each of the first placement groove and the second placement groove, and one ends of the two workpieces can be preliminarily positioned.

[0012] As a further preference, the second positioning module includes a second fixed block, the second fixed block is arranged on the base plate, the second fixed block is arranged on the left side of the first positioning block, and a positioning groove for placing a positioning workpiece is formed on the second fixed block.

[0013] In this solution, by setting the second fixed block, a positioning groove is provided on the second fixed block. After the two workpieces are placed in the placement groove of the first fixed block, the other ends are placed in the positioning groove for positioning.

[0014] As a further preference, an activity groove is arranged on one side of the second fixed block close to the first positioning block, and a backing plate is slidably arranged in the activity groove.

[0015] In this solution, by setting the backing plate, the middle parts of the two workpieces can be lifted and it is more convenient to position the other ends of the workpieces in the positioning groove, which has a guiding effect.

[0016] As a further preference, a laying member is arranged on the second fixed block.

[0017] 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 cylinder is arranged on the base plate, the two first movable cylinders are respectively arranged on the front side and the rear side of the first positioning block, the movable end of the first movable cylinder is connected with the first movable block, and the first pressing block is arranged on one side of the first movable block close to the first fixed block. The two first pressing blocks are respectively located above the first placement groove and the second placement groove and can be pressed on the upper ends of the workpieces.

[0018] In this solution, by setting the first movable cylinder, when starting, the first movable cylinder drives the first movable block and the first pressing block to rotate, so that the first pressing block is pressed on the upper ends of the workpieces in the first placement groove and the second placement groove, and the positions of the workpieces are fixed to prevent the positions of the workpieces from shifting and deviating.

[0019] 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 arranged on the base plate, and the second movable cylinder is arranged at the rear side of the second positioning block. The movable end of the second movable cylinder is connected with the second movable block. The second pressing block is arranged on one side of the second movable block close to the second fixed block. The second pressing block is respectively located above the positioning groove and can be pressed on the upper end of the workpiece.

[0020] In this solution, by arranging 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 workpiece in the positioning groove, fix the position of the workpiece, and prevent the position of the workpiece from moving and shifting.

[0021] As a further preference, a control switch is arranged on the base plate, and the control switch is respectively connected with the first movable cylinder and the second movable cylinder.

[0022] In this solution, by arranging the control switch, the switches of the first movable cylinder and the second movable cylinder can be controlled, making the control more convenient.

[0023] As a preference, a handle is arranged on the upper end of the base plate.

[0024] In this solution, by arranging the handle, the position of the fixture can be moved more conveniently. Description of the Drawings

[0025] Figure 1 is a schematic structural view of the welding fixture of the present utility model;

[0026] Figure 2 is a schematic structural view of the welding fixture of the present utility model after hiding the workpiece;

[0027] Figure 3 is a first schematic structural view of the first positioning module and the second positioning module of the welding fixture of the present utility model;

[0028] Figure 4 is a second schematic structural view of the first positioning module and the second positioning module of the welding fixture of the present utility model;

[0029] Figure 5 is a schematic structural view of the first clamping module and the second clamping module of the welding fixture of the present utility model.

[0030] In the figure: 1, base plate; 2, first positioning module; 21, first positioning block; 22, first fixing block; 23, placement groove; 24, limiting block; 25, first placement groove; 26, second placement groove; 3, second positioning module; 31, second fixing block; 32, positioning groove; 33, movable groove; 34, backing plate; 4, first clamping module; 41, first movable cylinder; 42, first movable block; 43, first pressing block; 5, second clamping module; 51, second movable cylinder; 52, second movable block; 53, second pressing block; 6, laying member; 7, control switch; 8, handle; 9, workpiece. Specific embodiments

[0031] 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 respect 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. Conventional selections and substitutions made by those skilled in the art under the guidance of the concept of the present utility model shall be regarded as being within the scope of protection required by the present utility model.

[0032] A welding fixture includes a base plate 1, a first positioning module 2, a second positioning module 3, a first clamping module 4 and a second clamping module 5. A first positioning module 2 is provided on the base plate 1 for positioning one end of the workpiece 9; a second positioning module 3 is provided on the base plate 1 for positioning the other end of the workpiece 9; a first clamping module 4 is provided on the base plate 1 and located on one side of the first positioning module 2 for clamping and positioning the workpiece 9; a second clamping module 5 is provided on the base plate 1 and located on one side of the second positioning module 3 for clamping and positioning the workpiece 9.

[0033] Specifically, in this embodiment, an upper end of the base plate 1 is provided with a first positioning module 2, a second positioning module 3, two first clamping modules 4 and a second clamping module 5. The second positioning module 3 is located on the left side of the first positioning module 2. The two first clamping modules 4 are respectively located on the front side and the rear side of the first positioning module 2. The second clamping module 5 is located on the rear side of the second positioning module 3. The first positioning module 2 positions one end of two workpieces 9. The second positioning module 3 positions the other end of the two workpieces 9. The first clamping module 4 can be pressed on the upper end of the workpiece 9 and cooperate with the first positioning module 2 to position and fix one end of the workpiece 9. The second clamping module 5 can be pressed on the upper end of the workpiece 9 and cooperate with the second positioning module 3 to position and fix the other end of the workpiece 9.

[0034] Specifically, in this embodiment, the workpiece 9 is positioned and fixed by setting the first positioning module 2 and the second positioning module 3, and the workpiece 9 is clamped by setting the first clamping module 4 and the second clamping module 5, which can facilitate the welding of the workpiece 9 more conveniently, prevent the position of the workpiece 9 from shifting and moving, and the qualified rate of the welded workpiece 9 is higher; there is no need for manual pressing and fixing of the workpiece 9, making the processing safer and more convenient.

[0035] Further, as a preferred embodiment, the first positioning module 2 includes a first positioning block 21 and a first fixing block 22. The first positioning block 21 is arranged on the bottom plate 1, the upper end of the first positioning block 21 is provided with the first fixing block 22, and the first fixing block 22 is provided with a placement groove 23 with an open upper end. A limiting block 24 is arranged in the placement groove 23 to divide the placement groove 23 into a first placement groove 25 and a second placement groove 26, and the first placement groove 25 and the second placement groove 26 are used for placing and positioning the workpiece 9.

[0036] Specifically, in this embodiment, the first positioning block 21 is arranged at the upper end of the bottom plate 1 and is connected to the bottom plate 1 by bolts. The upper end of the first positioning block 21 is provided with the first fixing block 22 and is connected by bolts. The first fixing block 22 includes a first horizontal plate part and a first protruding part. The middle position of the upper end of the first horizontal plate part is provided with the first protruding part, and the upper end of the first protruding part is provided with a placement groove 23 with an open upper end. A limiting block 24 is arranged in the placement groove 23 to divide the placement groove 23 into a first placement groove 25 at the front side and a second placement groove 26 at the rear side. A workpiece 9 can be placed in both the first placement groove 25 and the second placement groove 26.

[0037] Specifically, in this embodiment, by setting the first fixing block 22, the first fixing block 22 is provided with a placement groove 23, and a limiting block 24 is arranged in the placement groove 23 to divide the placement groove 23 into a first placement groove 25 at the front side and a second placement groove 26 at the rear side. A workpiece 9 can be installed in both the first placement groove 25 and the second placement groove 26, and one end of the two workpieces 9 can be initially positioned.

[0038] Further, as a preferred embodiment, the second positioning module 3 includes a second fixing block 31. The second fixing block 31 is arranged on the bottom plate 1, the second fixing block 31 is arranged on the left side of the first positioning block 21, and the second fixing block 31 is provided with a positioning groove 32 for placing and positioning the workpiece 9.

[0039] Further, as a preferred embodiment, a movable groove 33 is arranged on the side of the second fixing block 31 close to the first positioning block 21, and a backing plate 34 is slidably arranged in the movable groove 33. A laying member 6 is arranged on the second fixing block 31.

[0040] Specifically, in this embodiment, the second fixing block 31 also includes a second horizontal plate portion and a second protruding portion. The upper end of the second horizontal plate portion is provided with the second protruding portion. The second horizontal plate portion is disposed on the bottom plate 1 and is bolted to the bottom plate 1. The upper end of the second protruding portion is provided with a positioning groove 32 with an upper opening. The positioning groove 32 is used to install and position the other ends of two workpieces 9. A laying member 6 is laid on the second protruding portion. The second laying member 6 includes a fitting portion and a bending portion. The fitting portion fits on the front side of the second protruding portion. The bending portion is laid on the upper end of the second protruding portion and is also laid in the positioning groove 32 and matches the shape of the upper end surface of the second protruding portion. A movable groove 33 is provided on one side of the second fixing block 31 close to the first positioning block 21. A backing plate 34 is slidably disposed in the movable groove 33. The middle bending portion of the workpiece 9 can be partially placed on the backing plate 34.

[0041] Specifically, in this embodiment, by providing the second fixing block 31 with a positioning groove 32 thereon, after the two workpieces 9 are placed in the placement groove 23 of the first fixing block 22, the other ends are placed in the positioning groove 32 for positioning. By providing the backing plate 34, the middle portions of the two workpieces 9 can be supported and it is more convenient to position the other ends of the workpieces 9 in the positioning groove 32, which has a guiding function.

[0042] Further, as a preferred embodiment, two first clamping modules 4 are provided. Each first clamping module 4 includes a first movable cylinder 41, a first movable block 42 and a first pressing block 43. The first movable cylinder 41 is disposed on the bottom plate 1. The two first movable cylinders 41 are respectively disposed on the front side and the rear side of the first positioning block 21. The movable end of the first movable cylinder 41 is connected to the first movable block 42. A first pressing block 43 is provided on one side of the first movable block 42 close to the first fixing block 22. The two first pressing blocks 43 are respectively located above the first placement groove 25 and the second placement groove 26 and can be pressed on the upper end of the workpiece 9.

[0043] Specifically, in this embodiment, the first movable block 42 is rotatably connected to the movable end of the first movable cylinder 41. A first hinge groove is provided at the middle position of the first movable block 42 and is hinged to the first connecting block at the front end of the cylinder body of the first movable cylinder 41 through a first hinge shaft. When the first movable cylinder 41 is started, it can drive the first movable block 42 and the first pressing block 43 to move, so that the first pressing block 43 is pressed on the upper end of the workpiece 9. When welding is not required, the first movable cylinder 41 drives the first movable block 42 and the first pressing block 43 away from the placement groove 23.

[0044] Specifically, in this embodiment, by setting the first movable cylinder 41, when starting, it drives the first movable block 42 and the first pressing block 43 to rotate, so as to press the first pressing block 43 on the upper end of the workpiece 9 in the first placement groove 25 and the second placement groove 26, fix the position of the workpiece 9, and prevent the position of the workpiece 9 from shifting and deviating.

[0045] Furthermore, as a preferred embodiment, the second clamping module 5 includes a second movable cylinder 51, a second movable block 52 and a second pressing block 53. The second movable cylinder 51 is arranged on the bottom plate 1, and the second movable cylinder 51 is arranged at the rear side of the second positioning block. The movable end of the second movable cylinder 51 is connected with the second movable block 52. A second pressing block 53 is arranged on one side of the second movable block 52 close to the second fixing block 31. The second pressing blocks 53 are respectively located above the positioning grooves 32 and can be pressed on the upper end of the workpiece 9.

[0046] Specifically, in this embodiment, the second movable block 52 is rotatably connected to the movable end of the second movable cylinder 51. A second hinge groove is arranged at the middle position of the second movable block 52 and is hinged to the second connecting block at the front end of the cylinder body of the second movable cylinder 51 through a second hinge shaft. When the second movable cylinder 51 starts, it can drive the second movable block 52 and the second pressing block 53 to move, so that the second pressing block 53 is pressed on the upper end of the workpiece 9. When welding is not required, the second movable cylinder 51 drives the second movable block 52 and the second pressing block 53 away from the positioning groove 32.

[0047] Specifically, in this embodiment, by setting the second movable cylinder 51, when starting, it drives the second movable block 52 and the second pressing block 53 to rotate, so as to press the second pressing block 53 on the upper end of the workpiece 9 in the positioning groove 32, fix the position of the workpiece 9, and prevent the position of the workpiece 9 from shifting and deviating.

[0048] 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 41 and the second movable cylinder 51.

[0049] Furthermore, as a preferred embodiment, a handle 8 is arranged on the upper end of the bottom plate 1.

[0050] Specifically, in this embodiment, the control switch 7 is arranged on the front 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 41 and the second movable cylinder 51 can be controlled, making the control more convenient. By setting the handle 8, the position of the fixture can be moved more conveniently.

[0051] The above are only the preferred embodiments 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. A welding fixture, characterized in that, It includes a bottom plate; A first positioning module, which is arranged on the bottom plate and used to position one end of the workpiece; A second positioning module, which is arranged on the bottom plate and used to position the other end of the workpiece; A first clamping module, which is arranged on the bottom plate and located on one side of the first positioning module for clamping and positioning the workpiece; A second clamping module, which is arranged on the bottom plate and located on one side of the second positioning module for clamping and positioning the workpiece.

2. The welding jig according to claim 1, wherein The first positioning module includes a first positioning block and a first fixing block. The first positioning block is arranged on the bottom plate, the upper end of the first positioning block is provided with the first fixing block, the first fixing block is provided with a placement groove with an open upper end, and a limiting block is arranged in the placement groove to divide the placement groove into a first placement groove and a second placement groove. The first placement groove and the second placement groove are used to place and position the workpiece.

3. A welding jig according to claim 2, characterized in that The second positioning module includes a second fixing block. The second fixing block is arranged on the bottom plate, the second fixing block is arranged on the left side of the first positioning block, and a positioning groove for placing the workpiece is formed on the second fixing block.

4. A welding fixture according to claim 3, characterized in that, An activity groove is arranged on one side of the second fixing block close to the first positioning block, and a backing plate is slidably arranged in the activity groove.

5. A welding jig according to claim 4, characterized in that, A laying member is arranged on the second fixing block.

6. The welding jig according to claim 5, wherein, There are two first clamping modules. Each first clamping module includes a first movable cylinder, a first movable block and a first pressing block. The first movable cylinder is arranged on the bottom plate, and the two first movable cylinders are respectively arranged on the front side and the rear side of the first positioning block. The movable end of the first movable cylinder is connected with the first movable block, and the first pressing block is arranged on one side of the first movable block close to the first fixing block. The two first pressing blocks are respectively located above the first placement groove and the second placement groove and can be pressed on the upper end of the workpiece.

7. A welding fixture according to claim 6, characterized in that, The second clamping module includes a second movable cylinder, a second movable block and a second pressing block. The second movable cylinder is arranged on the bottom plate, the second movable cylinder is arranged on the rear side of the second fixing block, the movable end of the second movable cylinder is connected with the second movable block, and the second pressing block is arranged on one side of the second movable block close to the second fixing block. The second pressing block is respectively located above the positioning groove and can be pressed on the upper end of the workpiece.

8. A welding jig according to claim 7, wherein, A control switch is arranged on the bottom plate, and the control switch is respectively connected with the first movable cylinder and the second movable cylinder.

9. A welding fixture according to claim 1, wherein, A handle is arranged on the upper end of the bottom plate.

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