Fender welding clamp

By designing a fender welding fixture and utilizing a combination of a telescopic motor and contoured small parts, the problems of low installation efficiency and deflection of existing fixtures were solved, rapid alignment and stable clamping were achieved, and welding quality was improved.

CN223313317UActive Publication Date: 2025-09-09LIAN WEI AUTO PARTS CHONQGING
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Patent Information

Application Number
CN202422580098.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-25
Publication Date
2025-09-09
Estimated Expiration
2034-10-25

AI Technical Summary

Technical Problem

The existing fender clamp cannot be quickly aligned during the clamping and installation process, resulting in low installation efficiency, and the clamping deviation affects the welding effect.

Method used

A fender welding fixture was designed, which includes a base and a symmetrically installed fender mounting assembly. It uses a telescopic motor and a small contour piece. The various mechanisms are controlled by a PLC controller, and the contour piece is fixed with magnets to ensure stable clamping and rapid alignment.

Benefits of technology

The rapid alignment installation of the fender is achieved, the installation efficiency is improved, and the accuracy of welding is ensured through the stable clamping structure, which prevents deflection and improves the welding effect.

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Abstract

The utility model is suitable for the technical field of fender machining, and provides a fender welding clamp which comprises a base, fender mounting assemblies are symmetrically mounted at the two ends of the base respectively, and fenders are mounted on the two sets of fender mounting assemblies respectively. The fender installation assembly comprises a supporting vertical plate, the supporting vertical plate is installed at the top end of the base, an air cylinder protection cover is installed on the side wall of the supporting vertical plate, a telescopic motor is installed on the air cylinder protection cover, and the output end of the telescopic motor is connected with a supporting frame. The fender mounting assemblies are symmetrically mounted on the base, so that a fender can be conveniently and stably clamped, the small profiling parts are arranged, the fender can be conveniently and rapidly aligned and mounted, the mounting efficiency is improved, the telescopic motor is arranged, the position of the supporting frame can be conveniently adjusted, and the fender mounting assembly is conveniently adaptive to clamping and mounting of fenders of different sizes; and by arranging the small part clamp, the deflection of the small profiling part can be effectively prevented, the welding accuracy is ensured, and the welding effect is greatly improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of fender processing, in particular to a fender welding fixture. Background Art

[0002] A fender is an outer panel covering the wheels, named for its shape and position on older vehicles, which resembles a bird's wing. Based on their mounting location, they are divided into front and rear fenders. The front fender is mounted on the front wheel and must ensure maximum clearance when the front wheel rotates and bounces. As an outer panel on the side of the vehicle, it is molded from resin, consisting of an outer panel and a reinforcement formed integrally with resin. The outer panel is exposed on the side of the vehicle, and the reinforcement extends along the edge of the outer panel, which is located inside an adjacent component adjacent to the outer panel. A mating portion for mating with the adjacent component is formed between the outer panel edge and the reinforcement.

[0003] The existing fender clamp cannot be quickly aligned during the clamping and installation process, resulting in low installation efficiency. The fender front cover socket mounting bracket is clamped skewed, resulting in incorrect welding and affecting the welding effect. Utility Model Content

[0004] The utility model provides a fender welding fixture, which aims to solve the problems of existing fender fixtures, such as the inability to quickly align the installation during the clamping and installation process, low installation efficiency, and the skew clamping of the fender front cover socket mounting bracket, which leads to incorrect welding and affects the welding effect.

[0005] The utility model is realized as follows: a fender welding fixture comprises a base, a fender mounting assembly is symmetrically mounted on both ends of the base, and two sets of fender mounting assemblies are used to clamp the left and right fenders to be processed;

[0006] The fender mounting assembly includes a supporting upright plate, which is mounted on the top of the base, a cylinder protective cover is mounted on the side wall of the supporting upright plate, a telescopic motor is mounted on the cylinder protective cover, the output end of the telescopic motor is connected to a support frame, a small contoured part is detachably mounted on the top of the support frame, and a small part fixture is mounted on one side of the supporting upright plate of the base.

[0007] Preferably, the small parts clamp includes: a clamp seat, a clamp telescopic motor is installed on the clamp seat, the output of the clamp telescopic motor is fixedly connected to the traction arm, the clamp seat is rotatably connected to the pressure arm, and the bottom of the pressure arm is rotatably connected to the traction arm.

[0008] The beneficial effects of adopting the above further solution are: ensuring its stability, effectively preventing deflection, preventing improper welding, and affecting the welding effect.

[0009] Preferably, a tail end clamp is installed at one end of the base away from the supporting vertical plate.

[0010] The beneficial effect of adopting the above further solution is that it is convenient to clamp and fix the tail end of the fender, ensure its stability, and facilitate subsequent welding work.

[0011] Preferably, the base is provided with a fender jack at a position intermediate between the tail end fixture and the supporting vertical plate.

[0012] The beneficial effect of adopting the above further solution is that it is convenient to lift the middle part of the fender through the fender lifting, thereby ensuring the stability of its clamping structure.

[0013] Preferably, a head end clamp is installed on the side of the base close to the supporting vertical plate.

[0014] The beneficial effect of adopting the above further solution is that by providing a head end clamp, the head end of the fender can be clamped and fixed conveniently, thereby ensuring its stability and facilitating subsequent welding work.

[0015] Preferably, a PLC controller is installed on one side of the base.

[0016] The beneficial effect of adopting the above further solution is that all mechanisms of the device are controlled by a PLC controller to ensure the normal operation of the device.

[0017] Preferably, the support frame is provided with two groups of magnets on the side wall of the contoured small piece.

[0018] The beneficial effects of adopting the above further scheme are: facilitating the installation and removal of the small contour parts, ensuring that the front cover socket mounting bracket fits well with the small contour parts, preventing the parts from tilting, ensuring stable installation, and facilitating disassembly and replacement, and being suitable for the installation of fenders of different sizes.

[0019] Compared with the prior art, the beneficial effects of the present invention are as follows: a fender welding fixture of the present invention, by symmetrically installing a fender mounting assembly on the base, facilitates stable clamping of the fender; by providing small profiling parts, facilitates rapid alignment and installation of the fender, thereby improving installation efficiency; by providing a telescopic motor, facilitates adjustment of the support frame position, and facilitates clamping and installation of fenders of different sizes; by providing a small part fixture, the small profiling parts can be effectively prevented from being deflected, thereby ensuring accurate welding and greatly improving the welding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural diagram of the utility model;

[0021] Figure 2 for Figure 1 A schematic diagram of the structure at center A;

[0022] Figure 3 for Figure 2 Schematic diagram of the structure (removing the small parts fixture);

[0023] Figure 4 for Figure 3 Schematic diagram of the structure (excluding small profiling parts).

[0024] In the figure: 1. Base; 2. Fender mounting assembly; 21. Support vertical plate; 22. Cylinder protection cover; 23. Telescopic motor; 24. Support frame; 241. Magnet; 25. Contoured small part; 26. Small part fixture; 261. Fixture seat; 262. Fixture telescopic motor; 263. Pulling arm; 264. Pressing arm; 27. Tail end fixture; 28. Fender lifting; 29. ​​Head end fixture; 4. PLC controller. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0026] See also Figure 1-4 The utility model provides a technical solution for a fender welding fixture: a fender welding fixture, comprising a base 1, with a fender mounting assembly 2 symmetrically mounted on both ends of the base 1, and two sets of fender mounting assemblies 2 are used to clamp the left and right fenders to be processed;

[0027] The fender mounting assembly 2 includes a support upright plate 21, which is installed at the top of the base 1. A cylinder protection cover 22 is installed on the side wall of the support upright plate 21, and a telescopic motor 23 is installed on the cylinder protection cover 22. The output end of the telescopic motor 23 is connected to a support frame 24, and a small contoured part 25 is detachably installed on the top of the support frame 24. A small part fixture 26 is installed on the side of the base 1 located on the support upright plate 21.

[0028] In this embodiment, the fender mounting assembly 2 is symmetrically installed on the base 1, which facilitates the stable clamping of the fender. The small contour-matching part 25 is provided to facilitate the rapid alignment and installation of the fender, thereby improving the installation efficiency. The telescopic motor 23 is provided to facilitate the adjustment of the position of the support frame 24, which facilitates the clamping and installation of fenders of different sizes. The small part clamp 26 is provided to effectively prevent the small contour-matching part 25 from deflecting, thereby ensuring accurate welding and greatly improving the welding effect.

[0029] Further; the small piece fixture 26 comprises: a fixture seat 261, a fixture telescopic motor 262 is mounted on the fixture seat 261, the output of the fixture telescopic motor 262 is fixedly connected to the traction arm 263, the fixture seat 261 is rotatably connected to the pressure arm 264, the bottom of the pressure arm 264 is rotatably connected to the traction arm 263.

[0030] In this embodiment, by setting up a small piece clamp 26, the shaped small piece 25 can be pressed, further improving the stability of the shaped small piece 25, wherein the small piece clamp 26 is equipped with a telescopic motor 262 on the bottom clamp seat 261, and the telescopic motor 262 is driven to drive the traction arm 263 to pull the pressing arm 264 to rotate, and the shaped small piece 25 is pressed by the pressing arm 264 to ensure its stability, effectively prevent deflection, prevent improper welding, and affect the welding effect.

[0031] Typically, a tail end fixture 27 is installed at one end of the base 1 away from the supporting plate 21.

[0032] In this embodiment, the rear end clamp 27 is provided to facilitate clamping and fixing the rear end of the fender, thereby ensuring its stability and facilitating subsequent welding work.

[0033] Specifically, the base 1 is located at the middle position between the tail end fixture 27 and the support vertical plate 21 and is equipped with a fender jack 28.

[0034] In this embodiment, a fender lift 28 is installed in the middle position between the tail end clamp 27 and the supporting vertical plate 21, so that the middle part of the fender can be lifted by the fender lift 28 to ensure the stability of its clamping structure.

[0035] In addition, a head end fixture 29 is installed on one side of the base 1 close to the supporting plate 21.

[0036] In this embodiment, the head end clamp 29 is provided to facilitate clamping and fixing the head end of the fender, thereby ensuring its stability and facilitating subsequent welding work.

[0037] In addition, a PLC controller 4 is installed on one side of the base 1.

[0038] In this embodiment, a PLC controller 4 is provided, wherein each mechanism of the device is controlled by the PLC controller 4 to ensure normal operation of the device.

[0039] It should be noted that the support frame 24 is provided with two sets of magnets 241 on the side wall of the small profiling member 25 .

[0040] In this embodiment, two groups of magnets 241 are provided on the side walls of the support frame 24, so that the shaped small part 25 can be conveniently fixed by magnetic attraction through the magnets 241, and the shaped small part 25 can be conveniently installed and removed. While ensuring the stability of the installation, it is also convenient for disassembly and replacement, and is suitable for the installation of fenders of different sizes.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A fender welding fixture, characterized by: It comprises a base (1), with a fender mounting assembly (2) symmetrically mounted on both ends of the base (1), and two sets of fender mounting assemblies (2) are used to clamp the left and right fenders to be processed; The fender mounting assembly (2) comprises a supporting upright plate (21), the supporting upright plate (21) being mounted on the top of the base (1), a cylinder protection cover (22) being mounted on the side wall of the supporting upright plate (21), a telescopic motor (23) being mounted on the cylinder protection cover (22), an output end of the telescopic motor (23) being connected to a supporting frame (24), a small profiling piece (25) being detachably mounted on the top of the supporting frame (24), and a small piece fixture (26) being mounted on one side of the base (1) located on the supporting upright plate (21).

2. The fender welding fixture according to claim 1, characterized in that: The small piece fixture (26) comprises: a fixture seat (261); a fixture telescopic motor (262) is mounted on the fixture seat (261); an output of the fixture telescopic motor (262) is fixedly connected to a traction arm (263); a pressing arm (264) is rotatably connected to the fixture seat (261); and a bottom of the pressing arm (264) is rotatably connected to the traction arm (263).

3. The fender welding fixture according to claim 1, characterized in that: A tail end clamp (27) is installed at one end of the base (1) away from the supporting vertical plate (21).

4. The fender welding fixture according to claim 1, characterized in that: The base (1) is provided with a fender jack (28) at a position between the tail end clamp (27) and the supporting vertical plate (21).

5. The fender welding fixture according to claim 1, characterized in that: A head end clamp (29) is installed on one side of the base (1) close to the supporting vertical plate (21).

6. The fender welding fixture according to claim 1, characterized in that: A PLC controller (4) is installed on one side of the base (1).

7. The fender welding fixture according to claim 1, characterized in that: The support frame (24) is located on the side wall of the contoured small piece (25) and is provided with two groups of magnets (241).