Welding mould with anti-deformation function

Abstract

The utility model relates to the technical field of welding, and discloses a welding mould with an anti-deformation function, which comprises a bottom plate, the middle side of the upper part of the bottom plate is fixedly connected with a box body, the left side of the upper part of the box body is equidistantly provided with a plurality of air inlet holes, and the left side of the upper part of the box body is fixedly connected with a dust cover; an air outlet is formed in the right side of the upper part of the box body and is provided with an air draft mechanism, air outlet pipes are arranged at the output ends of the air draft mechanism, a waste gas collecting box is fixedly connected to one side of the rear part of the box body, and the rear ends of the air outlet pipes are fixedly connected to the middle side of the upper part of the waste gas collecting box. According to the welding device, clamping and welding of a plate and a steel pipe are achieved through the fixing mechanism, the first motor drives the clamping block and the fixing block, and the two-way threaded rod is used for cooperation; and under the action of a box body heating pipe, an air draft mechanism and an air inlet, the to-be-welded part is preheated and annealed, and residual stress is released.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a welding jig with an anti-deformation function. Background Art

[0002] In the background technology of welding jigs, MPS medium-speed grinding welding technology is an important welding method; by using appropriate abrasives and parameters, grinding and heating at medium speed, this technology can achieve an efficient welding process; MPS medium-speed grinding welding technology is generally widely used to improve welding efficiency and quality, but there are still some challenges and room for improvement in practice;

[0003] A welding jig is a device used to fix and support metal workpieces for welding, usually associated with welding robots or manual welding operations. Its construction includes components such as support structures, clamps, fixing fixtures, and adjustment devices. The working principle is to fix and support the workpiece so that it is in an ideal welding position to ensure stability and accuracy during the welding process;

[0004] Lack of preheating during the welding process will lead to increased thermal stress in the welding area, increasing the risk of cracks in the weld and the base material. No post-heat treatment may cause the weld to harden, thereby affecting the mechanical properties of the weld, such as toughness and strength. In addition, the failure to use a fixture may lead to inaccurate component positioning during the welding process, resulting in misalignment or deformation of the weld. Therefore, a welding jig with anti-deformation function is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a welding jig with anti-deformation function, aiming to improve the problems in the prior art that the welding jig lacks preheating resulting in increased thermal stress, lacks post-heat treatment resulting in hardening of the welding part, and does not use a clamp resulting in inaccurate component positioning.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a welding jig with an anti-deformation function, comprising a bottom plate, a box body is fixedly connected to the upper middle side of the bottom plate, a plurality of air inlet holes are equidistantly opened on the upper left side of the box body, a dust cover is fixedly connected to the upper left side of the box body, an air outlet hole is opened on the upper right side of the box body and an exhaust mechanism is arranged on the air outlet hole, an exhaust pipe is arranged on the output end of the exhaust mechanism, an exhaust gas collecting box is fixedly connected to the rear side of the exhaust gas collecting box, an electric heating pipe is fixedly connected to the upper side and the front and rear sides of the box body, the rear sides of the left and right parts of the box body are rotatably connected to the rear side of the door through hinges, a conveyor belt is fixedly connected to the upper middle side of the bottom plate, ball bearings are equidistantly rotatably connected to the upper right side of the bottom plate, three square grooves are equidistantly opened on the upper right side of the bottom plate, and fixing mechanisms are arranged in the square grooves;

[0007] As a further description of the above technical solution: the fixing mechanism includes a moving block, the moving blocks are equidistantly slidably connected in the square groove, the moving blocks are meshed with a two-way threaded rod, one end of the two-way threaded rod is rotatably connected to the inner rear side of the square groove, the other end of the two-way threaded rod is fixedly connected to the output end of the first motor, the first motor is equidistantly fixedly connected to the front right side of the bottom plate, the upper part of the moving block on the rear side is fixedly connected to a clamping block, the upper part of the moving block on the front side is fixedly connected to a fixed block, the middle side of the upper part of the fixed block is fixedly connected to a fixed column, the middle part of the fixed block and the upper part of the fixed column are meshed with a threaded rod, one end of the threaded rod is fixedly connected to a second handle, and the other end of the threaded rod is fixedly connected to a fixed disk;

[0008] As a further description of the above technical solution: the exhaust mechanism includes an exhaust box, the upper right side of the box body is provided with air outlets at equal intervals and the air outlets are all fixedly connected to the exhaust box, the outside of the exhaust box is fixedly connected to a second motor, and the output end of the second motor is fixedly connected to a plurality of fan blades at equal intervals;

[0009] As a further description of the above technical solution: the front part of the clamping block and the rear part of the fixing block are both fixedly connected with a clamping pad;

[0010] As a further description of the above technical solution: the output ends of the exhaust boxes are fixedly connected to the air outlet pipes;

[0011] As a further description of the above technical solution: a control panel is fixedly connected to the front right side of the box body, and the control panel is electrically connected to the conveyor belt, the electric heating pipe, the first motor, and the second motor respectively;

[0012] As a further description of the above technical solution: the front part of the door away from the side is fixedly connected with a first handle;

[0013] As a further description of the above technical solution: six bases are fixedly connected to the bottom of the base plate at equal intervals.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the clamping and welding of the plate is realized by the fixing mechanism, and it can also be used to fix the steel pipe. The rotation of the first motor drives the cooperation of the clamping block and the fixing block on the bidirectional threaded rod to realize the clamping operation; when encountering a steel pipe, the clamping block and the fixing block are used for clamping, and the threaded rod on the fixing block is used to fix the steel pipe by rotating the second handle for welding.

[0016] 2. In the utility model, by placing the parts to be welded into the box, and using the cooperation of the heating tube and the exhaust mechanism and other structures, the parts to be welded are preheated when entering the box; this helps to reduce the temperature gradient and thermal stress during the welding process, thereby reducing deformation. At the same time, after the welding is completed, the parts enter the box for annealing. Under the action of the exhaust mechanism and the air inlet, the air in the box flows to take away the hot air, and the subsequent heat treatment is realized to release the residual stress. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of a welding jig with anti-deformation function proposed by the utility model;

[0018] Figure 2 This is a rear view of a welding jig with an anti-deformation function proposed by the utility model;

[0019] Figure 3 This is a front sectional view of a welding jig with an anti-deformation function proposed by the utility model;

[0020] Figure 4 for Figure 1 A detailed enlarged view of the fixing mechanism in the overall structural diagram;

[0021] Figure 5 for Figure 1 Detailed breakdown of the exhaust mechanism in the overall structure diagram.

[0022] Legend:

[0023] 1. Bottom plate; 2. Base; 3. Box body; 4. Dust cover; 5. Air inlet; 6. Exhaust pipe; 7. Exhaust mechanism; 8. Control panel; 9. Conveyor belt; 10. Fixing mechanism; 11. Ball bearing; 12. Box door; 13. First handle; 14. Waste gas collection box; 15. Electric heating tube; 16. Moving block; 17. Clamping pad; 18. Fixed block; 19. Fixed column; 20. Bidirectional threaded rod; 21. First motor; 22. Threaded rod; 23. Second handle; 24. Fixed plate; 25. Second motor; 26. Fan blade; 27. Exhaust box; 28. Square groove; 29. ​​Clamping block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Reference Figure 1-Figure 4 , a welding jig with anti-deformation function, comprising a bottom plate 1, a box body 3 is fixedly connected to the middle side of the upper part of the bottom plate 1, a plurality of air inlet holes 5 are equidistantly opened on the left side of the upper part of the box body 3, a dust cover 4 is fixedly connected to the left side of the upper part of the box body 3, an air outlet hole is opened on the right side of the upper part of the box body 3 and an exhaust mechanism 7 is provided at the air outlet hole, an air outlet pipe 6 is provided at the output end of the exhaust mechanism 7, an exhaust gas collecting box 14 is fixedly connected to the rear side of the box body 3, a rear end of the air outlet pipe 6 is fixedly connected to the middle side of the upper part of the exhaust gas collecting box 14, an electric heating pipe 15 is fixedly connected to the upper side and the front and rear sides of the box body 3, the left and right rear sides of the box body 3 are rotatably connected to the rear side of the door 12 through hinges, a conveyor belt 9 is fixedly connected to the middle side of the upper part of the bottom plate 1, and a ball bearing 11 is equidistantly rotatably connected to the upper right side of the bottom plate 1, and three square grooves 28 are equidistantly opened on the upper right side of the bottom plate 1. A fixing mechanism 10 is provided in the groove 28, and the fixing mechanism 10 includes a moving block 16. The moving blocks 16 are equidistantly slidably connected in the square groove 28, and bidirectional threaded rods 20 are meshed and connected between the moving blocks 16. One end of the bidirectional threaded rod 20 is rotatably connected to the inner rear side of the square groove 28, and the other end of the bidirectional threaded rod 20 is fixedly connected to the output end of the first motor 21. The first motor 21 is equidistantly fixedly connected to the front right side of the base plate 1, and the upper part of the rear moving block 16 is fixedly connected with a clamping block 29, and the upper part of the front moving block 16 is fixedly connected with a fixed block 18, and the upper middle side of the fixed block 18 is fixedly connected with a fixed column 19, and the middle part of the fixed block 18 and the upper part of the fixed column 19 are meshed and connected with a threaded rod 22, one end of the threaded rod 22 is fixedly connected with a second handle 23, and the other end of the threaded rod 22 is fixedly connected with a fixed plate 24.

[0026] A box body 3 is fixedly connected to the middle side of the upper part of the bottom plate 1, a plurality of air inlet holes 5 are equidistantly opened on the upper left side of the box body 3, a dust cover 4 is fixedly connected to the left side of the upper part of the box body 3, an air outlet hole is opened on the right side of the upper part of the box body 3 and an air exhaust mechanism 7 is provided at the air outlet hole, an air outlet pipe 6 is provided at the output end of the air exhaust mechanism 7, an exhaust gas collecting box 14 is fixedly connected to one side of the rear part of the box body 3, a rear end of the air outlet pipe 6 is fixedly connected to the middle side of the upper part of the exhaust gas collecting box 14, an electric heating pipe 15 is fixedly connected to the upper side and the front and rear sides of the box body 3, and the rear sides of the left and right parts of the box body 3 and the rear of the box door 12 are fixedly connected. One side is rotatably connected by a hinge, a conveyor belt 9 is fixedly connected to the upper middle side of the base plate 1, and ball bearings 11 are rotatably connected to the upper right side of the base plate 1 at equal intervals. Three square grooves 28 are equidistantly provided on the upper right side of the base plate 1, and fixing mechanisms 10 are provided in the square grooves 28. The fixing mechanism 10 includes a moving block 16, a bidirectional threaded rod 20, a first motor 21, a clamping block 29, a fixing block 18, a fixing column 19 and a threaded rod 22. The first motor 21 rotates to drive the clamping block 29 on the bidirectional threaded rod 20 and the fixing block 18 to cooperate to achieve the clamping operation.

[0027] Reference Figure 5 The exhaust mechanism 7 includes an exhaust box 27. The upper right side of the box body 3 is provided with air outlets at equal distances and the air outlets are fixedly connected to the exhaust box 27. The outside of the exhaust box 27 is fixedly connected to a second motor 25. The output end of the second motor 25 is fixedly connected to a plurality of fan blades 26 at equal distances.

[0028] Through the interaction of the exhaust mechanism 7 including the exhaust box 27, the second motor 25 and the fan blades 26, the air in the box 1 flows under the action of the exhaust mechanism 7 and the air inlet 5 to take away the hot air.

[0029] Working principle: A plurality of air inlet holes 5 are opened on the upper part of the box body 3, a dust cover 4 is fixedly connected to the box body 3, an exhaust mechanism 7 is arranged on the upper part of the box body 3, and the exhaust mechanism 7 includes an exhaust box 27, a second motor 25 and a fan blade 26. The interaction of the components makes the air in the box body 1 flow under the action of the exhaust mechanism 7 and the air inlet holes 5, taking away the hot air, and the hot air enters the exhaust gas collection box 14 through the outlet pipe 6. The electric heating pipe 15 is arranged inside the box body 3, so that the welding The connecting piece is preheated when entering the box body 1. A conveyor belt 9 is provided on the upper part of the bottom plate 1, a ball bearing 11 is provided on the right part of the bottom plate 1, and a fixing mechanism 10 is provided in the square groove 28. The fixing mechanism 10 includes a moving block 16, a bidirectional threaded rod 20, a first motor 21, a clamping block 29, a fixing block 18, a fixing column 19 and a threaded rod 22. The first motor 21 rotates to drive the clamping block 29 on the bidirectional threaded rod 20 and the fixing block 18 to cooperate to realize the clamping operation.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A welding jig with an anti-deformation function, comprising a base plate (1), characterized in that: A box body (3) is fixedly connected to the middle side of the upper part of the bottom plate (1); a plurality of air inlet holes (5) are equidistantly provided on the upper left side of the box body (3); a dust cover (4) is fixedly connected to the upper left side of the box body (3); an air outlet hole is provided on the upper right side of the box body (3) and an air exhaust mechanism (7) is provided on the air outlet hole; an air outlet pipe (6) is provided at the output end of each of the air exhaust mechanisms (7); an exhaust gas collecting box (14) is fixedly connected to one side of the rear part of the box body (3); a rear end of the exhaust pipe (6) is fixedly connected to the exhaust gas collecting box (14); The upper middle side of the collecting box (14), the inner upper side and the front and rear sides of the box body (3) are fixedly connected with an electric heating pipe (15); the left and right rear sides of the box body (3) are rotatably connected to one side of the rear of the box door (12) through hinges; the upper middle side of the bottom plate (1) is fixedly connected with a conveyor belt (9); the upper right side of the bottom plate (1) is rotatably connected with balls (11) at equal intervals; the upper right side of the bottom plate (1) is provided with three square grooves (28) at equal intervals, and each of the square grooves (28) is provided with a fixing mechanism (10).

2. The welding jig with anti-deformation function according to claim 1, characterized in that: The fixing mechanism (10) comprises a moving block (16), the moving blocks (16) are equidistantly slidably connected in the square groove (28), the moving blocks (16) are meshedly connected with bidirectional threaded rods (20), one end of the bidirectional threaded rod (20) is rotatably connected to the inner rear side of the square groove (28), and the other end of the bidirectional threaded rod (20) is fixedly connected to the output end of the first motor (21), and the first motor (21) is equidistantly fixedly connected to the front right side of the bottom plate (1), and the rear side is fixedly connected to the output end of the first motor (21). The upper part of the moving block (16) is fixedly connected with a clamping block (29), the upper part of the front moving block (16) is fixedly connected with a fixed block (18), the middle side of the upper part of the fixed block (18) is fixedly connected with a fixed column (19), the middle part of the fixed block (18) and the upper part of the fixed column (19) are meshedly connected with a threaded rod (22), one end of the threaded rod (22) is fixedly connected with a second handle (23), and the other end of the threaded rod (22) is fixedly connected with a fixed plate (24).

3. The welding jig with anti-deformation function according to claim 1, characterized in that: The exhaust mechanism (7) comprises an exhaust box (27), the upper right side of the box body (3) is provided with air outlet holes at equal intervals and the air outlet holes are all fixedly connected to the exhaust box (27), the outside of the exhaust box (27) is all fixedly connected to a second motor (25), and the output end of the second motor (25) is all fixedly connected to a plurality of fan blades (26) at equal intervals.

4. The welding jig with anti-deformation function according to claim 2, characterized in that: The front part of the clamping block (29) and the rear part of the fixing block (18) are both fixedly connected with a clamping pad (17).

5. The welding jig with anti-deformation function according to claim 3, characterized in that: The output end of the exhaust box (27) is fixedly connected to an air outlet pipe (6).

6. The welding jig with anti-deformation function according to claim 1, characterized in that: A control panel (8) is fixedly connected to the front right side of the box body (3), and the control panel (8) is electrically connected to the conveyor belt (9), the electric heating pipe (15), the first motor (21), and the second motor (25) respectively.

7. The welding jig with anti-deformation function according to claim 1, characterized in that: The front portion of the door (12) away from the side thereof is fixedly connected with a first handle (13).

8. The welding jig with anti-deformation function according to claim 1, characterized in that: Six bases (2) are fixedly connected to the bottom of the base plate (1) at equal intervals.

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