Adjustable automobile dashboard beam assembly welding clamp

Abstract

The utility model relates to the technical field of automobile instrument panel beam welding, and discloses an adjustable automobile instrument panel beam assembly welding clamp which comprises an I-shaped support, an inverted-T-shaped support and an air cylinder chuck, and the upper end and the lower end of the I-shaped support are respectively provided with an installation hole. The inverted-T-shaped support is fixed to the top of the I-shaped support, and the two sides of the I-shaped support are each provided with a manual lifting adjusting mechanism for driving the upper chuck or the lower chuck to conduct lifting adjustment. The air cylinder clamping head acts to drive the upper clamping head to move towards the lower clamping head or be away from the lower clamping head, and then the automobile instrument panel beam assembly is clamped or loosened. Through cooperation of the manual lifting adjusting mechanism and the air cylinder chuck, the clamp can adapt to automobile instrument panel beam assemblies of different sizes and positions, the universality of the clamp is improved, the clamp can adapt to various different welding requirements due to the adjustability of the clamp, an operator can rapidly adjust the clamp to adapt to different welding tasks, and the welding efficiency is improved. And the time for replacing the clamp and adjusting is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile instrument panel crossbeam welding, and particularly relates to an adjustable welding fixture for an automobile instrument panel crossbeam assembly. Background Technique

[0002] When welding an automobile instrument panel crossbeam assembly, it is necessary to clamp the automobile instrument panel crossbeam assembly on a rotatable and adjustable platform through a fixture, and drive the platform to rotate to drive the fixture and the automobile instrument panel crossbeam assembly to rotate, so as to facilitate the welding operation in cooperation with a welding robot. At present, the installation height and size of the upper chuck and the lower chuck of the fixture for the automobile instrument panel crossbeam assembly are fixed. When clamping different parts of the automobile instrument panel crossbeam assembly, different fixtures need to be designed to adapt;

[0003] Since the installation height and size of the upper chuck and the lower chuck of the fixture are fixed, when clamping different parts of the automobile instrument panel crossbeam assembly, it may not be able to adapt to all models or specifications of products, and different fixtures need to be designed and replaced, which greatly increases the complexity and cost of design and manufacturing. When replacing the fixture to adapt to welding of different parts, it takes a long time to install and debug the fixture, which affects the efficiency of the welding operation. For multiple different automobile instrument panel crossbeam assemblies, if fixed fixtures are used, the fixtures for each product need to be redesigned and manufactured, lacking universality. Content of the Utility Model

[0004] The technical problem to be solved by the present invention is that the welding fixture for the automobile instrument panel crossbeam assembly in the above-mentioned prior art is a fixed type and cannot adapt to the automobile instrument panel crossbeam assemblies with different heights and sizes.

[0005] To achieve the above object, the utility model provides the following technical solutions:

[0006] An adjustable welding fixture for an automobile instrument panel crossbeam assembly, comprising an I-shaped support, an inverted T-shaped support and a cylinder chuck. Installation holes are respectively opened at the upper and lower ends of the I-shaped support;

[0007] The inverted T-shaped support is fixed at the top of the I-shaped support, and manual lifting and adjusting mechanisms for driving the upper chuck or the lower chuck to perform lifting adjustment are respectively arranged on both sides of the I-shaped support;

[0008] The cylinder chuck acts to drive the upper chuck to move towards or away from the lower chuck, so as to clamp or loosen the automobile instrument panel crossbeam assembly.

[0009] Preferably, the manual lifting and adjusting mechanism includes a screw rod rotatably arranged on the inner sides of the vertical grooves on both sides of the inverted T-shaped support, a self-locking handwheel fixedly connected to the input end of the screw rod, and a movable seat which is connected to the screw rod through a screw nut and cooperates with the vertical guide rail on the inverted T-shaped support to guide the sliding.

[0010] The screw rod is driven to rotate by rotating the self-locking hand wheel, and the rotation of the screw rod drives the moving seat to move up and down.

[0011] Preferably, a lifting seat is fixedly provided on the moving seat of the manual lifting and adjusting mechanism.

[0012] The moving seat moves up and down to drive the lifting seat to perform lifting adjustment.

[0013] Preferably, a translation mechanism for adjusting the position of the lower chuck is provided on the lifting seat on one side, and the cylinder chuck is installed on the lifting seat on the other side.

[0014] Preferably, the translation mechanism includes two guide plates fixed on the left lifting seat and evenly distributed with buckle holes, a lower bracket slidingly guided on the inner side of the two guide plates and having a rectangular groove, and a fastener fixed in the rectangular groove and buckling the lower bracket to the guide plate.

[0015] Preferably, the fastener comprises an installation box with an opening at the top and a partition in the middle, two toggle plates slidingly guided on both sides of the installation box, a spring connecting the toggle plates and the partitions, and a buckle column fixed on the toggle plates and passing through the installation box and then buckled with the buckle hole;

[0016] The installation box is fixed in the rectangular groove through a support seat at the bottom thereof.

[0017] Preferably, the lower chuck is replaceably mounted on the lower bracket by screws.

[0018] Pinch the two toggle plates with your hands to move the two toggle plates closer together, and then the buckle column moves away from the buckle hole, so that the lower bracket can freely move back and forth between the two guide plates to adjust the position of the lower bracket, adjust the position of the upper and lower clamps of the lower bracket, loosen the toggle plates, and buckle the buckle column with the buckle hole so that the lower bracket can be buckled and fixed on the guide plate, and then carefully position the lower bracket. The lower clamp is replaceably installed on the lower bracket by screws, which is convenient for replacing the lower clamp to adapt to the clamping and fixation of different automobile dashboard beam assemblies.

[0019] Preferably, the cylinder chuck includes a lifting cylinder fixed on the lifting seat on the right side, a connecting block rotatably connected to the end of the lifting cylinder piston rod, and a connecting rod rotatably connected to the connecting block at one end and rotatably connected to the lifting cylinder at the other end.

[0020] Preferably, the upper clamp is replaceably mounted on the connecting block by screws.

[0021] The telescopic movement of the lifting cylinder drives the connecting block to swing, driving the upper chuck on the connecting block to approach or move away from the lower chuck, facilitating the clamping and fixing of the automotive instrument panel crossbeam assembly in cooperation with the lower chuck. Additionally, the upper chuck is replaceably installed on the connecting block by screws, making it convenient to replace the upper chuck to adapt to the clamping and fixing of different automotive instrument panel crossbeam assemblies.

[0022] Compared with the prior art, the technical effects and advantages of the present utility model are:

[0023] For this adjustable welding fixture for automotive instrument panel crossbeam assemblies, the operator drives the screw rod to rotate by turning the self-locking handwheel. The rotation of the screw rod drives the moving seat to move up and down, thereby achieving lifting adjustment. The lifting seat on the moving seat can be adjusted in height to adapt to automotive instrument panel crossbeam assemblies of different heights; the translation mechanism can drive the lower bracket to translate between the two guide plates by operating two toggle plates, thereby adjusting the position of the lower chuck. The design of the fastener enables the lower bracket to be easily positioned and adjusted. The telescopic movement of the lifting cylinder in the cylinder chuck drives the connecting block to swing, thereby driving the upper chuck to approach or move away from the lower chuck, achieving the clamping or loosening of the automotive instrument panel crossbeam assembly.

[0024] For this adjustable welding fixture for automotive instrument panel crossbeam assemblies, through the cooperation of the manual lifting adjustment mechanism and the translation mechanism, the fixture can adapt to automotive instrument panel crossbeam assemblies of different sizes and positions, improving the versatility of the fixture. Both the upper chuck and the lower chuck can be quickly replaced by screws, facilitating the adaptation to different types of automotive instrument panel crossbeam assemblies. The manual adjustment and precise control of the cylinder chuck help ensure the stable position of the parts during the welding process and improve the welding quality. The operator can quickly adjust the fixture, reducing the time for fixture replacement and adjustment, and improving production efficiency. The operator can better control the welding process by manually adjusting the fixture, reducing potential safety hazards caused by unstable fixtures. The design of the manual lifting adjustment mechanism and the cylinder chuck is usually relatively simple, facilitating maintenance and troubleshooting. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a schematic structural diagram of the present utility model;

[0026] Figure 2 is a schematic structural diagram of the manual lifting adjustment mechanism of the present utility model;

[0027] Figure 3 is a schematic structural diagram of the translation mechanism of the present utility model;

[0028] Figure 4 is a schematic structural diagram of the fastener of the present utility model;

[0029] Figure 5 is a schematic structural diagram of the cylinder chuck of the present utility model.

[0030] In the figure: 1. I-shaped support; 2. Mounting hole; 3. Inverted T-shaped support; 4. Upper chuck; 5. Lower chuck; 6. Manual lifting adjustment mechanism; 7. Cylinder chuck; 8. Vertical groove; 9. Self-locking handwheel; 10. Vertical guide rail; 11. Moving seat; 12. Lifting seat; 13. Translation mechanism; 14. Buckle hole; 15. Guide plate; 16. Rectangular groove; 17. Lower bracket; 18. Fastener; 19. Opening; 20. Partition; 21. Mounting box; 22. Toggle plate; 23. Spring; 24. Buckle column; 25. Lifting cylinder; 26. Connecting block; 27. Connecting rod; 28. Support seat; 29. ​​Screw. DETAILED DESCRIPTION

[0031] 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.

[0032] The following is combined with Figures 1-5 To further explain this application in detail,

[0033] The embodiment of the present application discloses an adjustable welding fixture for an automobile instrument panel crossbeam assembly, comprising an I-shaped support 1, an inverted T-shaped support 3 and a cylinder chuck 7, wherein mounting holes 2 are respectively provided at the upper and lower ends of the I-shaped support 1; the inverted T-shaped support 3 is fixed to the top of the I-shaped support 1, and manual lifting adjustment mechanisms 6 are respectively provided on both sides of the I-shaped support 1 for driving an upper chuck 4 or a lower chuck 5 to be lifted and lowered;

[0034] The manual lifting and adjusting mechanism 6 includes a screw rod 29 rotatably arranged inside the vertical grooves 8 on both sides of the inverted T-shaped support 3, a self-locking hand wheel 9 fixedly connected to the input end of the screw rod 29, and a moving seat 11 that is connected to the screw rod 29 through a screw nut and guides the sliding movement in cooperation with the vertical guide rail 10 on the inverted T-shaped support 3. The screw rod 29 is driven to rotate by rotating the self-locking hand wheel 9, and the screw rod 29 rotates to drive the moving seat 11 to move up and down. A lifting seat 12 is fixedly arranged on the moving seat 11 of the manual lifting and adjusting mechanism 6. The moving seat 11 moves up and down to drive the lifting seat 12 to perform lifting and lowering adjustment. A translation mechanism 13 for adjusting the position of the lower chuck 5 is arranged on the lifting seat 12 on one side, and the cylinder chuck 7 is installed on the lifting seat 12 on the other side.

[0035] The translation mechanism 13 includes two guide plates 15 fixed on the left lifting seat 12 and evenly distributed with fastening holes 14, a lower bracket 17 slidably guided inside the two guide plates 15 and provided with a rectangular groove 16, and a fastener 18 fixed in the rectangular groove 16 and buckling and fixing the lower bracket 17 on the guide plate 15.

[0036] The fastener 18 includes an installation box 21 with an opening 19 at the top and a partition 20 in the middle, two toggle plates 22 slidably guided on both sides inside the installation box, a spring 23 connecting the toggle plates 22 and the partition 20, and a buckle post 24 fixed on the toggle plates 22 and passing through the installation box 21 to cooperate with the fastening hole 14 for buckling; the installation box 21 is fixed in the rectangular groove 16 through a support seat 28 at its bottom. The lower chuck 5 is replaceably installed on the lower bracket 17 by screws.

[0037] Pinch the two toggle plates 22 by hand, drive the two toggle plates 22 to move closer relatively, and then the buckle post 24 moves away from the fastening hole 14, so that the lower bracket 17 can freely translate back and forth between the two guide plates 15, thereby adjusting the position of the lower bracket 17 and the position of the upper and lower chucks 5 of the lower bracket 17. Release the toggle plates 22, and cooperate the buckle post 24 with the fastening hole 14 for buckling, so that the lower bracket 17 can be buckled and fixed on the guide plate 15, thereby positioning the lower bracket 17. The lower chuck 5 is replaceably installed on the lower bracket 17 by screws, which is convenient for replacing the lower chuck 5 to adapt to the clamping and fixing of different automotive instrument panel crossbeam assemblies.

[0038] The cylinder chuck 7 acts to drive the upper chuck 4 to move towards or away from the lower chuck 5, thereby clamping or releasing the automotive instrument panel crossbeam assembly. The cylinder chuck 7 includes a lifting cylinder 25 fixed on the right lifting seat 12, a connecting block 26 rotatably connected to the end of the piston rod of the lifting cylinder 25, and a connecting rod 27 with one end rotatably connected to the connecting block 26 and the other end rotatably connected to the lifting cylinder 25. The upper chuck 4 is replaceably installed on the connecting block 26 by screws. The telescopic action of the lifting cylinder 25 drives the connecting block 26 to swing, driving the upper chuck 4 on the connecting block 26 to approach or move away from the lower chuck 5, which is convenient for cooperating with the lower chuck 5 to clamp and fix the automotive instrument panel crossbeam assembly. In addition, the upper chuck 4 is replaceably installed on the connecting block 26 by screws, which is convenient for replacing the upper chuck 4 to adapt to the clamping and fixing of different automotive instrument panel crossbeam assemblies.

[0039] The adjustable welding fixture for the automotive instrument panel crossbeam assembly. The I-shaped support 1 is installed on a platform that can be flipped and adjusted. The I-shaped support 1 is the main part of the fixture and is usually used to support and fix the automotive instrument panel crossbeam assembly. The manual lifting and adjusting mechanism 6 is located on both sides of the I-shaped support 1, allowing the operator to manually adjust the height of the upper chuck 4 or the lower chuck 5 to adapt to automotive instrument panel crossbeam assemblies of different heights. The cylinder chuck 7 is the clamping part of the fixture, and the relative position of the upper chuck 4 and the lower chuck 5 is controlled by the action of the cylinder, thereby clamping or releasing the automotive instrument panel crossbeam assembly.

[0040] Through the cooperation of the manual lifting and adjusting mechanism and the cylinder chuck 7, it can adapt to automotive instrument panel crossbeam assemblies of different sizes and positions, improving the versatility of the fixture. The adjustability of the fixture enables it to adapt to a variety of different welding requirements, eliminating the need to design a dedicated fixture for each part specification. The operator can quickly adjust the fixture to adapt to different welding tasks, reducing the time for changing fixtures and adjustments and improving production efficiency.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. An adjustable welding fixture for automobile instrument panel crossbeam assembly, characterized in that: include: An I-shaped support (1), wherein the upper and lower ends of the I-shaped support (1) are respectively provided with mounting holes (2); An inverted T-shaped support (3), the inverted T-shaped support (3) is fixed on the top of the I-shaped support (1), and both sides of the I-shaped support (1) are respectively provided with a manual lifting adjustment mechanism (6) for driving the upper clamp (4) or the lower clamp (5) to perform lifting and adjustment; The cylinder chuck (7) drives the upper chuck (4) to move toward or away from the lower chuck (5), thereby clamping or loosening the automobile instrument panel crossbeam assembly.

2. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 1, characterized in that: The manual lifting and adjusting mechanism (6) comprises a screw rod (29) rotatably arranged inside the vertical grooves (8) on both sides of the inverted T-shaped support (3), a self-locking hand wheel (9) fixedly connected to the input end of the screw rod (29), and a moving seat (11) which is transmission-connected to the screw rod (29) through a screw nut and cooperates with the vertical guide rail (10) on the inverted T-shaped support (3) to guide and slide.

3. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 2 is characterized in that: A lifting seat (12) is fixedly provided on the moving seat (11) of the manual lifting and adjusting mechanism (6).

4. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 3 is characterized in that: A translation mechanism (13) for adjusting the position of the lower clamp (5) is provided on the lifting seat (12) on one side, and the cylinder clamp (7) is installed on the lifting seat (12) on the other side.

5. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 4 is characterized in that: The translation mechanism (13) comprises two guide plates (15) fixed on the left lifting seat (12) and evenly distributed with buckle holes (14), a lower bracket (17) slidingly guided inside the two guide plates (15) and provided with a rectangular groove (16), and a buckle (18) fixed in the rectangular groove (16) and buckling and fixing the lower bracket (17) to the guide plate (15).

6. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 5, characterized in that: The fastener (18) comprises an installation box (21) with an opening (19) at the top and a partition (20) in the middle, two toggle plates (22) slidingly guided on both sides of the installation box, a spring (23) connecting the toggle plates (22) and the partition (20), and a buckle column (24) fixed on the toggle plates (22) and passing through the installation box (21) and then buckled with the buckle hole (14); The installation box (21) is fixed in the rectangular groove (16) through a support seat (28) at the bottom thereof.

7. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 6, characterized in that: The lower clamp (5) is replaceably mounted on the lower bracket (17) by means of screws.

8. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 4, characterized in that: The cylinder chuck (7) comprises a lifting cylinder (25) fixed on the lifting seat (12) on the right side, a connecting block (26) rotatably connected to the end of the piston rod of the lifting cylinder (25), and a connecting rod (27) rotatably connected to the connecting block (26) at one end and rotatably connected to the lifting cylinder (25) at the other end.

9. The adjustable welding fixture for automobile instrument panel cross beam assembly according to claim 7, characterized in that: The upper clamp (4) is replaceably mounted on the connecting block (26) by means of screws.

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