CN220560813U - Auto-parts multistation welding frock - Google Patents

Abstract

The utility model discloses a multi-station welding tool for automobile accessories, which belongs to the technical field of welding of automobile accessories and comprises a welding base, wherein a left section clamping assembly, a middle section clamping assembly and a right section clamping assembly are sequentially arranged at the upper end of the welding base corresponding to an anti-collision beam structure; the left section clamping assembly comprises a left energy absorption box clamping part and a front end positioning part, the middle section clamping assembly comprises a left support frame clamping part, a right support frame clamping part and an auxiliary clamping part, and the right section clamping assembly comprises a right energy absorption box clamping part and a tail end clamping part; according to the structure of the anti-collision beam, a plurality of clamping stations are arranged, the fixation and the positioning of multi-station clamping are realized, the accuracy of the positions of the anti-collision beam assembly in the welding process can be ensured, and the welding quality is ensured; the welding quality and the working efficiency of the anti-collision beam assembly can be improved, the risk of manual errors is reduced, and the welding standard is unified, so that the overall production efficiency and the product quality are improved.

Description

Auto-parts multistation welding frock

Technical Field

The utility model belongs to the technical field of automobile fitting welding, and particularly relates to an automobile fitting multi-station welding tool.

Background

The anti-collision beam assembly of the automobile rear bumper plays a role in protecting automobile safety when a rear-end collision accident occurs. When the vehicle collides at a low speed, the rear anti-collision beam can absorb collision energy as much as possible, so that the main body structure of the vehicle body is not damaged, and the maintenance cost is reduced; when the vehicle collides at a high speed, the rear anti-collision beam fully deforms and absorbs collision energy by using the rear anti-collision beam to protect the safety of the oil tank.

The anti-collision beam assembly mainly comprises an anti-collision beam body which is integrally arc-shaped, and energy absorption boxes symmetrically arranged at two ends of the anti-collision beam body and a mounting plate for connecting automobiles. Because the crashproof roof beam body is comparatively complicated longeron structure, is through a plurality of partial welding formation, still adopts manual welding or utilizes simple anchor clamps to fix back crashproof roof beam centre gripping at the welding of most host computer factories at present, influences production efficiency, and causes welding quality unstable, influences whole car quality.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a multi-station welding tool for automobile accessories, which is arranged in the same way.

In order to solve the technical problems, the utility model adopts a technical scheme that:

the multi-station welding tool for the automobile parts comprises a welding base, wherein the upper end of the welding base is sequentially provided with a left section clamping assembly, a middle section clamping assembly and a right section clamping assembly corresponding to an anti-collision beam structure; the left section clamping assembly comprises a left energy absorption box clamping part and a front end positioning part, the middle section clamping assembly comprises a left support frame clamping part, a right support frame clamping part and an auxiliary clamping part, and the right section clamping assembly comprises a right energy absorption box clamping part and a tail end clamping part.

Further, the left energy-absorbing box clamping part and the right energy-absorbing box clamping part have the same structure and comprise a bottom supporting seat capable of moving up and down along the height direction of the welding base and clamping claws clamped at two sides of the energy-absorbing box.

Further, the front end positioning part comprises a first lever cylinder, a first clamping arm and a first pressing part which are sequentially connected, wherein the first lever cylinder drives the first clamping arm to rotate and drives the first pressing part to be abutted to the upper end of the anti-collision beam body.

Further, the left support frame clamping part and the right support frame clamping part all include crashproof roof beam body bottom support arm and support frame clamping assembly, support frame clamping assembly is including first drive unit and second drive unit, first drive unit drive first grip block butt to one side of support frame, second drive unit drive second grip block butt to the opposite side of support frame.

Further, the auxiliary clamping part comprises a welding upright post, an air cylinder connecting frame, a second lever air cylinder, a second clamping arm, an upper pressing block and a lower pressing block, wherein the welding upright post is fixedly arranged at the upper end of a welding base, the lower pressing block is arranged at the top end of the welding upright post, one end of the air cylinder connecting frame is connected with the welding upright post, the second lever air cylinder is arranged at the other end of the air cylinder connecting frame, and the second lever air cylinder drives the second clamping arm to rotate and drive the upper pressing block to be abutted to the upper end of the anti-collision beam body.

Further, the middle section clamping assembly further comprises a middle section positioning part, the middle section positioning part comprises a second welding upright post and a positioning tip, and the positioning tip is arranged at the upper end of the second welding upright post and is matched with a positioning hole at the lower end of the anti-collision beam body.

Further, terminal clamping part includes cylinder mounting bracket, third lever cylinder, third clamp arm, goes up clamping jaw and lower clamping jaw, the cylinder mounting bracket is arranged in welding base upper end and has the installation inclined plane, the third lever cylinder be fixed in the installation inclined plane, lower clamping jaw fixed connection in the outer wall of third lever cylinder, the third lever cylinder drive the third clamp arm rotates and drives lower clamping jaw butt is to the upper end of crashproof roof beam body.

Further, the left energy-absorbing box clamping part, the front end positioning part, the left support frame clamping part, the right support frame clamping part, the auxiliary clamping part, the right energy-absorbing box clamping part and the tail end clamping part are all provided with sensor assemblies.

Further, the welding base also comprises a sensor indication box.

Further, the welding base is also provided with a coding machine.

The beneficial technical effects of the utility model are as follows:

the anti-collision beam structure comprises a plurality of parts, at least comprises an anti-collision beam body which is arc-shaped integrally, energy absorption boxes symmetrically arranged at two ends of the anti-collision beam body and a mounting plate for connecting an automobile, wherein the anti-collision beam body at least comprises a left section beam, a middle section beam and a right end beam.

According to the utility model, through arranging the corresponding clamping stations, the fixation and the positioning of multi-station clamping are realized, and the accuracy of the positions of the anti-collision beam assembly in the welding process can be ensured, so that the welding quality is ensured; the welding quality and the working efficiency of the anti-collision beam assembly can be improved, the risk of manual errors is reduced, and the welding standard is unified, so that the overall production efficiency and the product quality are improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure (perspective view) of the present utility model;

FIG. 3 is a schematic view of the left and right crash box clamp of the utility model;

FIG. 4 is a schematic view of the front end positioning portion of the present utility model;

FIG. 5 is a schematic view of the left and right support frame clamping portions of the present utility model;

FIG. 6 is a schematic view of the auxiliary clamping portion of the present utility model;

FIG. 7 is a schematic view of the structure of the end clamp of the present utility model;

FIG. 8 is a schematic view of the structure of the middle positioning part of the present utility model;

the parts in the drawings are marked as follows:

1. welding a base; 11. a coding machine; 13. a sensor indicator box;

2. left Duan Gachi component; 21. a left energy-absorbing box clamping part; 22. a front end positioning part; 221. a first lever cylinder; 222. a first clamping arm; 223. a first press-fit portion;

3. a middle section clamping assembly; 31. a left support frame clamping part; 32. a right support frame clamping part; 33. an auxiliary clamping part; 331. a first welding post; 332. a cylinder connecting frame; 333. a second lever cylinder; 334. a second clamping arm; 335. pressing into blocks; 336. pressing the block; 34. a middle section positioning part; 341. a second welding column; 342. positioning a tip;

4. a right section clamping assembly; 41. a right energy-absorbing box clamping part; 42. a terminal clamping part; 421. a cylinder mounting rack; 4211. a mounting inclined plane; 422. a third lever cylinder; 423. a third clamping arm; 424. an upper clamping jaw; 425. a lower jaw;

50. a bottom support base; 51. a claw;

60. a supporting arm at the bottom of the anti-collision beam body; 61. a support frame clamping assembly; 611. a first driving unit; 612. a second driving unit; 613. a first clamping block; 614. a second clamping block;

70. an anti-collision beam body; 71. and (5) supporting frames.

Detailed Description

In order that the manner in which the above recited features of the present utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and examples, which are illustrated in their embodiments, but are not intended to limit the scope of the utility model.

The embodiment discloses an auto-parts multistation welding frock in detail, as shown in fig. 1 through 8, including welding base 1, its characterized in that: the upper end of the welding base is sequentially provided with a left Duan Gachi component 2, a middle clamping component 3 and a right clamping component 4 which correspond to the anti-collision beam structure; the left section clamping assembly comprises a left energy absorption box clamping part 21 and a front end positioning part 22, the middle section clamping assembly comprises a left support frame clamping part 31, a right support frame clamping part 32 and an auxiliary clamping part 33, and the right section clamping assembly comprises a right energy absorption box clamping part 41 and a tail end clamping part 42.

It is worth to say that, the anti-collision beam structure in the utility model is a structure comprising a plurality of parts, at least comprises an anti-collision beam body which is wholly arc-shaped, energy absorption boxes symmetrically arranged at two ends of the anti-collision beam body and a mounting plate for connecting automobiles, wherein the anti-collision beam body at least comprises a left section beam, a middle section beam and a right end beam.

According to the utility model, the multi-station clamping is realized by arranging the corresponding clamping stations, and the accuracy of the positions of the anti-collision beam assembly in the welding process can be ensured by fixing and positioning the plurality of clamping stations, so that the welding quality is ensured; the welding standard and the requirements can be unified, so that the welding results of different welding stations are more consistent and stable; the welding quality and the working efficiency of the anti-collision beam assembly can be improved, the risk of manual errors is reduced, and the welding standard is unified, so that the overall production efficiency and the product quality are improved.

Preferably, the left and right energy-absorbing box clamping parts have the same structure, and each of the left and right energy-absorbing box clamping parts comprises a bottom support seat 50 capable of moving up and down along the height direction of the welding base and clamping claws 51 clamped at two sides of the energy-absorbing box.

Specifically, the bottom support seat can drive the cylinder to move up and down, and can be provided with a plurality of positioning points to position the energy-absorbing box, and the number of the clamping claws is at least two, and the clamping claws can be opened or closed through the cylinder respectively corresponding to the two sides of the energy-absorbing box.

Preferably, the front end positioning portion includes a first lever cylinder 221, a first clamping arm 222 and a first pressing portion 223 that are sequentially connected, the first lever cylinder drives the first clamping arm to rotate, and the first clamping arm drives the first pressing portion to abut against the upper end of the anti-collision beam body 70.

Specifically, the first pressing portion is connected with the first clamping arm, and the first pressing portion comprises a positioning block matched with the positioning groove at the upper end of the anti-collision beam body.

Preferably, the left support frame clamping part and the right support frame clamping part comprise an anti-collision beam body bottom supporting arm 60 and a support frame clamping assembly 61, the support frame clamping assembly comprises a first driving unit 611 and a second driving unit 612, the first driving unit drives a first clamping block 613 to be abutted to one side of the support frame 71, and the second driving unit drives a second clamping block 614 to be abutted to the other side of the support frame.

Preferably, the auxiliary clamping part comprises a first welding upright 331, a cylinder connecting frame 332, a second lever cylinder 333, a second clamping arm 334, an upper pressing block 335 and a lower pressing block 336, wherein the first welding upright is fixedly arranged at the upper end of the welding base, the lower pressing block is arranged at the top end of the first welding upright, one end of the cylinder connecting frame is connected with the first welding upright, the other end of the cylinder connecting frame is provided with the second lever cylinder, and the second lever cylinder drives the second clamping arm to rotate and drive the upper pressing block to be abutted to the upper end of the anti-collision beam body. Specifically, the upper pressing block is connected with the second clamping arm.

Preferably, the middle section clamping assembly further comprises a middle section positioning part 34, the middle section positioning part comprises a second welding upright 341 and a positioning tip 342, and the positioning tip is arranged at the upper end of the second welding upright and is matched with the positioning hole at the lower end of the anti-collision beam body.

Preferably, the end clamping part comprises a cylinder mounting bracket 421, a third lever cylinder 422, a third clamping arm 423, an upper clamping jaw 424 and a lower clamping jaw 425, wherein the cylinder mounting bracket is arranged at the upper end of the welding base, the cylinder mounting bracket is provided with a mounting inclined surface 4211 for fixing the third lever cylinder, the lower clamping jaw is fixedly connected to the outer wall of the third lever cylinder, and the third lever cylinder drives the third clamping arm to rotate and drives the lower clamping jaw to abut against the upper end of the anti-collision beam body.

The lever cylinder is arranged in the welding tool, so that the clamping and releasing functions of the welding piece can be realized, and the stability and efficiency of the welding process are improved. Meanwhile, the method also provides a foundation for automatic control of the welding tool, and promotes intelligent and automatic development of the production line.

Specifically, the lever cylinder can be driven by air pressure to apply a certain force to the welding part by the clamping part (such as a clamp claw, a clamp plate and the like) of the clamp, so that the welding part is clamped. Therefore, the stability and the accurate position of the welding piece in the welding process can be ensured, and the movement and the deformation of the welding piece are avoided.

After the welding is finished, the lever cylinder can release the air pressure to enable the clamping part of the clamp to be loosened, and the welding piece is released. Therefore, the welding piece can be conveniently taken down and replaced, and the convenience and the efficiency of operation are improved.

The lever cylinder can generally control the amount of clamping force by adjusting the amount of air pressure. According to the requirements and the process demands of the welding piece, the air pressure of the lever air cylinder can be adjusted to achieve proper clamping force, and the stability and the quality of the welding piece are ensured.

Preferably, the welding base is further provided with a coding machine 11. The code printer may print an identification code, serial number, or other identifying information on the weldment. Such information may be used to track and manage the weldment, for example, to identify the batch of the weldment, the date of production, process parameters, etc. Is beneficial to improving the production efficiency and the quality management level.

Preferably, the left energy-absorbing box clamping part, the front end positioning part, the left support frame clamping part, the right support frame clamping part, the auxiliary clamping part, the right energy-absorbing box clamping part and the tail end clamping part are all provided with sensor assemblies 12.

The sensors can be connected with a control system, and real-time monitoring and adjustment can be realized through feedback signals. By adding the sensor, the precision and stability of the welding tool can be improved, and the consistency and reliability of the welding quality are ensured. The types of these sensors include, but are not limited to, pressure sensors, displacement sensors, attitude sensors, temperature sensors, and force sensors.

Further, the specific positions where the sensor can be set are: and the displacement sensor is arranged at the middle section positioning part and used for monitoring the position and displacement of the anti-collision beam assembly. Through real-time monitoring displacement, the position and the angle of the clamp can be adjusted, and the accurate positioning of the anti-collision beam assembly in the welding process is kept.

The pressure sensor is arranged on the first pressing part and the bottom supporting seat and is used for monitoring the clamping force, ensuring the proper clamping force and avoiding excessive or insufficient clamping force.

The specific sensor mounting position needs to be designed and adjusted according to actual conditions so as to meet the welding process and requirements.

Preferably, the welding base further comprises a sensor indicator box 13, and the connection between the sensor indicator box and the sensor is realized by a cable or a wireless mode. The sensor signals are transmitted to the sensor indicator box through a cable, and then processed and displayed in the indicator box. The sensor indicator box can support the connection of a plurality of sensors, and can monitor and display the data of the plurality of sensors simultaneously. The signals of the sensors are converted into visual data or indicator light states so that operators can monitor and control in real time.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims (10)

1. The utility model provides an auto-parts multistation welding frock, includes welding base (1), its characterized in that: the upper end of the welding base is sequentially provided with a left Duan Gachi component (2), a middle clamping component (3) and a right clamping component (4) which correspond to the anti-collision beam structure; the left section clamping assembly comprises a left energy absorption box clamping part (21) and a front end positioning part (22), the middle section clamping assembly comprises a left support frame clamping part (31), a right support frame clamping part (32) and an auxiliary clamping part (33), and the right section clamping assembly comprises a right energy absorption box clamping part (41) and a tail end clamping part (42).

2. The automotive part multi-station welding tool according to claim 1, wherein: the left energy-absorbing box clamping part and the right energy-absorbing box clamping part have the same structure and comprise a bottom supporting seat (50) capable of moving up and down along the height direction of the welding base and clamping claws (51) clamped on two sides of the energy-absorbing box.

3. The automotive part multi-station welding tool according to claim 1, wherein: the front end positioning part comprises a first lever cylinder (221), a first clamping arm (222) and a first pressing part (223) which are sequentially connected, the first lever cylinder drives the first clamping arm to rotate, and the first clamping arm drives the first pressing part to be abutted to the upper end of the anti-collision beam body (70).

4. The automotive part multi-station welding tool according to claim 1, wherein: the left support frame clamping part with the right support frame clamping part all includes crashproof roof beam body bottom support arm (60) and support frame clamping assembly (61), support frame clamping assembly is including first drive unit (611) and second drive unit (612), first drive unit drive first grip block (613) butt to one side of support frame (71), second drive unit drive second grip block (614) butt to the opposite side of support frame.

5. The automotive part multi-station welding tool according to claim 1, wherein: the auxiliary clamping part comprises a first welding upright post (331), an air cylinder connecting frame (332), a second lever air cylinder (333), a second clamping arm (334), an upper pressing block (335) and a lower pressing block (336), wherein the first welding upright post is fixedly arranged at the upper end of the welding base, the lower pressing block is arranged at the top end of the first welding upright post, one end of the air cylinder connecting frame is connected with the first welding upright post, the other end of the air cylinder connecting frame is provided with the second lever air cylinder, and the second lever air cylinder drives the second clamping arm to rotate and drive the upper pressing block to be abutted to the upper end of the anti-collision beam body.

6. The automotive part multi-station welding tool according to claim 1, wherein: the middle section clamping assembly further comprises a middle section positioning part (34), the middle section positioning part comprises a second welding upright post (341) and a positioning tip (342), and the positioning tip is arranged at the upper end of the second welding upright post and is matched with a positioning hole at the lower end of the anti-collision beam body.

7. The automotive part multi-station welding tool according to claim 1, wherein: the terminal clamping part comprises a cylinder mounting frame (421), a third lever cylinder (422), a third clamping arm (423), an upper clamping jaw (424) and a lower clamping jaw (425), wherein the cylinder mounting frame is arranged at the upper end of a welding base, the cylinder mounting frame is provided with a mounting inclined surface (4211) for fixing the third lever cylinder, the lower clamping jaw is fixedly connected to the outer wall of the third lever cylinder, and the third lever cylinder drives the third clamping arm to rotate and drive the lower clamping jaw to be abutted to the upper end of the anti-collision beam body.

8. The automotive part multi-station welding tool according to claim 1, wherein: the welding base is also provided with a coding machine (11).

9. The automotive part multi-station welding fixture according to any one of claims 1 to 8, wherein: the left energy-absorbing box clamping part, the front end positioning part, the left support frame clamping part, the right support frame clamping part, the auxiliary clamping part, the right energy-absorbing box clamping part and the tail end clamping part are all provided with sensor assemblies.

10. The automotive part multi-station welding fixture of claim 9, wherein: the weld base also includes a sensor indicator box (13).