Fixed-point alignment welding fixture device

Abstract

The utility model discloses a fixed point alignment welding fixture device, and particularly relates to the technical field of welding fixtures, which comprises a protective box, a cover plate is hinged to the top of the protective box, a telescopic pull rod is arranged on one side of the protective box, moving wheels are arranged at the bottom of the protective box, a table top is arranged in the protective box, and a clamping component is arranged at the top of the table top. A connecting assembly is arranged between the table top and the protection box. The first clamping plate and the second clamping plate are used in cooperation, the effect of fixed-point alignment welding of workpieces can be achieved, the table top is recycled into the protection box through the hydraulic rod, then the effect of storage protection of the first clamping plate and the second clamping plate can be achieved, the first clamping plate and the second clamping plate are convenient to transport, and the working efficiency is improved. And the safety of the first clamping plate and the second clamping plate can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding fixtures, and more specifically, to a fixed-point aligned welding fixture device. Background Art

[0002] When welding products, a fixture is used to adapt to different sizes, improve assembly accuracy and efficiency, and prevent welding deformation.

[0003] The utility model patent with patent announcement number CN218193500U discloses a welding fixture, including a fixture body, a fixed block, a tooth plate, a V-shaped plate and a buffer device, the buffer device includes a sliding block, a buffer spring, a fixed rod, a moving rod, a reset assembly and a protective assembly, the fixed rod is fixedly connected to the tooth plate, the moving rod is connected to the fixed rod through the reset assembly, the sliding block is fixedly connected to the moving rod and fixedly connected to the V-shaped plate, one end of the buffer spring abuts against the tooth plate, and the other end of the buffer spring abuts against the sliding block. The advantage of this structure is that after the workpiece is clamped and fixed by the V-shaped plate, when it is welded, the sliding block drives the V-shaped plate to move in the tooth plate, so that the buffer spring is compressed, and the buffer spring converts the impact force received from kinetic energy to potential energy and undergoes elastic deformation, thereby reducing the hard contact between the V-shaped plate and the workpiece, reducing the extrusion force, playing a role of buffering protection, and preventing the workpiece from deformation and damage.

[0004] However, in actual use, although this structure can prevent damage to the workpiece, due to the large size of the workpiece, it is not convenient to protect it during transportation, which can easily lead to collisions during transportation. Utility Model Content

[0005] In order to overcome the problems and defects in the prior art, the utility model provides a fixed-point alignment welding fixture device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fixed-point aligned welding fixture device, comprising a protective box, a cover plate is hingedly provided on the top of the protective box, a telescopic pull rod is provided on one side of the protective box, a movable wheel is provided on the bottom of the protective box, a table is provided inside the protective box, a clamping assembly is provided on the top of the table, a connecting assembly is provided between the table and the protective box, which is beneficial to avoid damage to the first clamping plate and the second clamping plate, the connecting assembly comprises a plurality of positioning rods arranged inside the protective box, a plurality of positioning holes are opened on the surface of the table, and the plurality of positioning rods are all located inside the positioning holes, a plurality of hydraulic rods are provided inside the protective box, and the tops of the plurality of hydraulic rods are fixedly connected to the surface of the table, which is beneficial to the first clamping plate The second clamping plate is used for storage, and the clamping assembly includes a plurality of movable plates arranged on the top of the table, and the table surface is provided with two movable grooves, and motors are arranged inside the two movable grooves, one of the movable grooves is provided with a two-way threaded rod, and two threaded blocks are arranged on the outer threaded sleeve of the two-way threaded rod, and the other movable groove is provided with two lead screws, and the outer sides of the two lead screws are threadedly sleeved with movable blocks, and the threaded blocks and the tops of the two movable blocks are fixedly connected to the surface of the movable plate, the output end of one of the motors is coaxially connected to the two-way threaded rod, and the output end of the other motor is coaxially connected to one of the lead screws, and a transmission belt is arranged between the two telescopic lead screws, which is conducive to clamping and positioning workpieces of different sizes.

[0007] Preferably, two support rods are hingedly provided on the top of the cover plate, two support blocks are provided on one side of the protection box, and two clamping blocks are provided on the top of the cover plate. Both support rods are located inside the clamping blocks, which is conducive to supporting the cover plate.

[0008] Preferably, two of the movable plates are provided with a first electric push rod on the top, and two second electric push rods are provided on the top of the other movable plate, the two first electric push rods are provided with a fixed plate on the top, and the two second electric push rods are provided with a fixed frame on the top, one side of the two fixed plates is provided with a connecting rod, and two sides of the fixed frame are provided with electric telescopic rods, the output ends of the two electric telescopic rods pass through the surface of the fixed frame and extend to the inner side of the fixed frame, one side of the two connecting rods is provided with a first clamping plate, and the output ends of the two electric telescopic rods are provided with a second clamping plate, a plurality of holes are opened on the surfaces of the first clamping plate and the second clamping plate, and a stretching rod is provided inside the plurality of holes, a spring is sleeved on the outer side of the stretching rod, one end of the stretching rod is hinged with a fixing pad, and one end of the spring is fixedly connected to the inner wall of the hole, which is conducive to adjusting the height of the first clamping plate and the second clamping plate.

[0009] Preferably, two adjustment rods are provided at the bottom of the protection box, and support pads are provided at the bottom of the two adjustment rods, which is beneficial to improving the stability of the protection box.

[0010] Technical effects and advantages of the utility model:

[0011] By setting a connection component and starting the hydraulic rod, the tabletop is driven to move along the positioning rod, and the tabletop is retracted into the protection box, so that the first clamping plate and the second clamping plate can be stored. The first clamping plate and the second clamping plate can be protected by the protection box during transportation to prevent the first clamping plate and the second clamping plate from being bumped and damaged, which is beneficial to ensure the safety of the first clamping plate and the second clamping plate;

[0012] By setting a clamping assembly, the workpiece is placed between the two first clamping plates, and the motor on one side of the bidirectional threaded rod is started, so that the threaded block drives the first clamping plate to fit the surface of the workpiece, and pressure is generated between the fixed pad and the workpiece, so that the telescopic rod and the spring are extended and retracted, which can drive the fixed pad to fit the surface of the workpiece. Then, the welded workpiece is placed between the fixed frames, and the electric telescopic rod is started to drive the second clamping plate to fit the surface of the workpiece. Then, the motor on one side of the screw rod is started, and the two screw rods are driven to rotate synchronously through the transmission belt, so that the moving block drives the fixed frame to move, and the two workpieces can be docked. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 It is a state structure schematic diagram of the utility model.

[0015] Figure 3 It is a side structural schematic diagram of the utility model.

[0016] Figure 4 This is a schematic diagram of the structure of the clamping assembly of the utility model.

[0017] Figure 5 This is a schematic diagram of the first clamping plate structure of the utility model.

[0018] Figure 6 It is a schematic diagram of the structure of the connection component of the utility model.

[0019] The accompanying drawings are marked as follows: 1. protective box; 2. cover plate; 3. telescopic pull rod; 4. moving wheel; 5. table; 6. positioning rod; 7. hydraulic rod; 8. moving plate; 9. motor; 10. bidirectional threaded rod; 12. screw rod; 13. moving block; 14. support rod; 15. support block; 16. clamping block; 17. first electric push rod; 18. second electric push rod; 19. fixed plate; 20. fixed frame; 21. connecting rod; 22. electric telescopic rod; 23. first clamping plate; 24. second clamping plate; 25. spring; 26. fixing pad; 27. adjusting rod; 28. supporting pad. DETAILED DESCRIPTION

[0020] 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.

[0021] As attached Figure 1-6 A fixed-point aligned welding fixture device is shown, comprising a protective box 1, a cover plate 2 is hingedly provided on the top of the protective box 1, a telescopic pull rod 3 is provided on one side of the protective box 1, a moving wheel 4 is provided at the bottom of the protective box 1, a table 5 is provided inside the protective box 1, a clamping assembly is provided on the top of the table 5, a connecting assembly is provided between the table 5 and the protective box 1, the connecting assembly comprises a plurality of positioning rods 6 arranged inside the protective box 1, a plurality of positioning holes are provided on the surface of the table 5, and the plurality of positioning rods 6 are all located inside the positioning holes, a plurality of hydraulic rods 7 are provided inside the protective box 1, and the tops of the plurality of hydraulic rods 7 are all fixedly connected to the surface of the table 5, the hydraulic rods 7 are started to drive the table 5 to move, so that the table 5 drives the first clamping plate 23 and the second clamping plate 24 to be recovered into the protective box 1, so that they can be stored, the clamping assembly comprises a plurality of moving plates 8 arranged on the top of the table 5, two moving grooves are provided on the surface of the table 5, a motor 9 is provided inside the two moving grooves, and one of the moving grooves has a A bidirectional threaded rod 10, wherein the outer side of the bidirectional threaded rod 10 is threadedly sleeved with two threaded blocks, and another movable groove is provided with two screw rods 12. The outer sides of the two screw rods 12 are threadedly sleeved with movable blocks 13, and the threaded blocks and the tops of the two movable blocks 13 are fixedly connected to the surface of the movable plate 8, and the output end of one motor 9 is coaxially connected to the bidirectional threaded rod 10 for transmission, and the output end of the other motor 9 is coaxially connected to one of the screw rods 12 for transmission, and a transmission belt is sleeved between the two telescopic screw rods 12, and the welded workpiece is placed between the two first clamping plates 23 and the two second clamping plates 24 respectively, and the motor 9 on one side of the bidirectional threaded rod 10 and the electric telescopic rod 22 are started to reduce the distance between the two first clamping plates 23 and the two second clamping plates 24, thereby driving the fixed pad 26 to contact the surface of the workpiece, so that the stretching rod and the spring 25 are telescopic, so that the fixed pad 26 can be closely fitted to the surface of the workpiece, and workpieces of different sizes can be clamped and positioned.

[0022] As attached Figure 1 , 3As shown, two support rods 14 are hingedly provided on the top of the cover plate 2, two support blocks 15 are provided on one side of the protective box 1, and two clamping blocks 16 are provided on the top of the cover plate 2. Both support rods 14 are located inside the clamping blocks 16. Pull the support rod 14 to separate it from the clamping blocks 16, and place one end of the support rod 14 on the support block 15 to fix it.

[0023] As attached Figure 4 , 5 As shown, two movable plates 8 are each provided with a first electric push rod 17 on the top, and another movable plate 8 is provided with two second electric push rods 18 on the top. The two first electric push rods 17 are each provided with a fixed plate 19 on the top, and the two second electric push rods 18 are jointly provided with a fixed frame 20 on the top. A connecting rod 21 is provided on one side of the two fixed plates 19, and electric telescopic rods 22 are provided on both sides of the fixed frame 20. The output ends of the two electric telescopic rods 22 penetrate the surface of the fixed frame 20 and extend to the inner side of the fixed frame 20. A first clamping plate 23 is provided on one side of the two connecting rods 21, and a second clamping plate 24 is provided on the output ends of the two electric telescopic rods 22. Multiple holes are opened on the surfaces of the first clamping plate 23 and the second clamping plate 24, and stretching rods are provided inside the multiple holes. A spring 25 is sleeved on the outer side of the stretching rod, and a fixing pad 26 is hinged at one end of the stretching rod, and one end of the spring 25 is fixedly connected to the inner wall of the hole. By starting the first electric push rod 17 and the second electric push rod 18, the height of the first clamping plate 23 and the second clamping plate 24 can be adjusted.

[0024] As attached Figure 3 As shown, two adjustment rods 27 are provided at the bottom of the protection box 1, and support pads 28 are provided at the bottom of the two adjustment rods 27. By rotating the adjustment rods 27 to make the support pads 28 contact the ground, the moving wheels 4 can be restricted to prevent the protection box 1 from shaking.

[0025] Working principle of the utility model: when in use, first move the protection box 1 to the required position, then rotate the adjustment rod 27 to drive the support pad 28 to contact the ground, which can improve the stability of the protection line and prevent the protection box 1 from shaking. Open the cover plate 2 to make it flush with the protection box 1, pull the support rod 14 to separate it from the block 16, and place one end of the support rod 14 on the support block 15 to support the cover plate 2;

[0026] Then, the hydraulic rod 7 is started to drive the table 5 to move upward along the positioning rod 6, so that the clamping plate is moved out of the protection box 1, and then the workpiece is placed between the two first clamping plates 23, and the motor 9 on one side of the two-way threaded rod 10 is started to drive the two-way threaded rod 10 to rotate, and the moving plate 8 is driven to move through the threaded block to shorten the distance between the two first clamping plates 23, and the fixed pad 26 is driven to contact the surface of the workpiece through the clamping plate, and pressure is generated between the fixed pad 26 and the first clamping plate 23, so that the stretching rod and the spring 25 inside the hole are extended and retracted, and the elasticity of the spring 25 can drive the fixed pad 26 to fit closely with the surface of the workpiece;

[0027] At the same time, the workpiece to be welded is placed between the two second clamping plates 24, and the electric telescopic rod 22 is started to drive the second clamping plates 24 to move, so that the two second clamping plates 24 are in contact with the surface of the workpiece, and the spring 25 and the stretching rod are produced by pressure on the fixed pad 26, so that the fixed pad 26 can be fitted with the surface of the workpiece, and workpieces of different sizes can be clamped and fixed. Then, the motor 9 on one side of the screw rod 12 is started to drive one of the screw rods 12 to rotate, and the other screw rod 12 is driven to rotate through the transmission belt, so that the two screw rods 12 rotate synchronously, and the fixed frame 20 can be driven to move to one side by the moving block 13, so that the two workpieces can be aligned at a fixed point, which is beneficial to improve the accuracy of workpiece welding;

[0028] After the welding of the workpiece is completed, start the hydraulic rod 7, retract the table top 5 into the protective box 1, separate the support pad 28 from the ground, close the cover 2, pull the telescopic rod 3, and move the protective box 1 through the moving wheel 4 to facilitate the transportation of the first clamping plate 23 and the second clamping plate. The utility model can clamp and fix workpieces of different sizes by adjusting the distance between the two first clamping plates 23 and the two second clamping plates 24. By retracting the table top 5 into the protective box 1, the first clamping plate 23 and the second clamping plate can be stored for easy transportation.

[0029] Finally: The above embodiments are only illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed by the present invention should still be covered by the claims of the present invention.

Claims

1. A fixed-point alignment welding fixture device, comprising a protective box (1), characterized in that: The top of the protective box (1) is provided with a cover plate (2) by hinge connection, one side of the protective box (1) is provided with a telescopic pull rod (3), the bottom of the protective box (1) is provided with a moving wheel (4), the interior of the protective box (1) is provided with a table top (5), the top of the table top (5) is provided with a clamping assembly, a connecting assembly is provided between the table top (5) and the protective box (1), the connecting assembly comprises a plurality of positioning rods (6) arranged inside the protective box (1), a plurality of positioning holes are opened on the surface of the table top (5), and the plurality of positioning rods (6) are all located inside the positioning holes, a plurality of hydraulic rods (7) are provided inside the protective box (1), the tops of the plurality of hydraulic rods (7) are all fixedly connected to the surface of the table top (5), and the clamping assembly comprises a plurality of hydraulic rods (7) arranged on the top of the table top (5). A movable plate (8), wherein the surface of the table (5) is provided with two movable grooves, wherein the two movable grooves are each provided with a motor (9), wherein one of the movable grooves is provided with a bidirectional threaded rod (10), wherein the outer side of the bidirectional threaded rod (10) is provided with two threaded blocks, wherein the other movable groove is provided with two screw rods (12), wherein the outer sides of the two screw rods (12) are provided with a movable block (13), wherein the threaded block and the tops of the two movable blocks (13) are fixedly connected to the surface of the movable plate (8), wherein the output end of one of the motors (9) is coaxially connected to the bidirectional threaded rod (10), wherein the output end of the other motor (9) is coaxially connected to one of the screw rods (12), and a transmission belt is provided between the two telescopic screw rods (12).

2. A fixed-point alignment welding fixture device according to claim 1, characterized in that: The top of the cover plate (2) is hingedly provided with two support rods (14), one side of the protection box (1) is provided with two support blocks (15), the top of the cover plate (2) is provided with two clamping blocks (16), and the two support rods (14) are both located inside the clamping blocks (16).

3. A fixed-point alignment welding fixture device according to claim 1, characterized in that: Two of the movable plates (8) are provided with a first electric push rod (17) on the top, and another of the movable plates (8) is provided with two second electric push rods (18) on the top. The two first electric push rods (17) are provided with a fixed plate (19) on the top, and the two second electric push rods (18) are provided with a fixed frame (20) on the top. One side of the two fixed plates (19) is provided with a connecting rod (21). Both sides of the fixed frame (20) are provided with electric telescopic rods (22). The output ends of the two electric telescopic rods (22) penetrate the fixed plate. The first and second electric telescopic rods (22) are provided with a first clamping plate (23) on one side of the two connecting rods (21), and a second clamping plate (24) is provided at the output end of the two electric telescopic rods (22). The first clamping plate (23) and the second clamping plate (24) are provided with a plurality of holes on the surface of the first clamping plate (23) and the second clamping plate (24). The plurality of holes are provided with stretching rods inside. A spring (25) is provided on the outer side of the stretching rod. A fixing pad (26) is hingedly provided at one end of the stretching rod. One end of the spring (25) is fixedly connected to the inner wall of the hole.

4. A fixed-point alignment welding fixture device according to claim 1, characterized in that: Two adjustment rods (27) are provided at the bottom of the protection box (1), and support pads (28) are provided at the bottom of the two adjustment rods (27).

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