Auxiliary positioning device for welding brake shaft of electric tricycle

By using a telescopic cylinder and a magnetic adsorption slot positioning mechanism, the problem of low efficiency in manual positioning of brake shafts for electric tricycles has been solved, achieving efficient and accurate brake shaft welding, and improving production efficiency and product quality.

CN224508825UActive Publication Date: 2026-07-17JIANGSU ZONGSHEN VEHICLE IND CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU ZONGSHEN VEHICLE IND CO LTD
Filing Date
2025-07-04
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional electric tricycle brake axle welding relies on manual positioning, which is inefficient and the positioning accuracy is affected by human factors, resulting in unstable welding quality, dimensional errors, and insufficient connection strength.

Method used

The positioning mechanism, driven by a telescopic cylinder, combines magnetic adsorption and slot positioning to automatically fix the rocker arm and shaft of the brake shaft, ensuring accurate positioning. The operation process is simplified by using a pneumatic switch base.

Benefits of technology

It improved welding quality and pass rate, reduced rework rate, increased production efficiency, met the needs of large-scale production, and ensured the safety and reliability of the braking system.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224508825U_ABST
Patent Text Reader

Abstract

The utility model discloses a kind of auxiliary positioning devices for electric tricycle brake shaft welding, comprising: pedestal, the outer wall of the pedestal top is fixedly connected with positioning mechanism, further comprising: the outer wall of the positioning mechanism is magnetically adsorbed with shaft body structure;The utility model relates to brake shaft welding positioning technical field, this positioning mechanism, over telescopic cylinder drive positioning mechanism, cooperation slot and magnetically adsorbed double positioning mode, the first rocker arm and the second rocker arm of electric tricycle brake shaft can be quickly fixed, ensure that the position between shaft pole and rocker arm is fixed without deviation, realize the opening and closing of positioning mechanism by pneumatic switch base, air pipe and pipe joint to telescopic cylinder supply gas, replace traditional manual positioning mode, greatly shorten positioning operation time, worker only needs to simply operate pneumatic switch base, positioning and release of brake shaft can be quickly completed.
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Claims

1. An auxiliary positioning device for welding of a brake shaft of an electric tricycle, comprising: The base (1) has a positioning mechanism (2) fixedly connected to the outer wall of the top of the base (1), characterized in that it further includes: the outer wall of the positioning mechanism (2) is magnetically adsorbed with a shaft structure (3); The positioning mechanism (2) includes a telescopic cylinder (21), a push-pull plate (22) is fixedly connected to the outer wall of the telescopic cylinder (21), a connecting rod (23) is symmetrically fixedly connected to the outer wall of the push-pull plate (22), and a first magnetic rod (24), a second magnetic rod (25) and a third magnetic rod (26) are symmetrically fixedly connected to the outer wall of the connecting rod (23).

2. The auxiliary positioning device for welding brake shaft of an electric tricycle according to claim 1, characterized in that: The outer wall of the bottom of the telescopic cylinder (21) is fixedly connected to the outer wall of the top of the base (1), and the push-pull plate (22) is fixedly connected to the telescopic rod of the telescopic cylinder (21).

3. The auxiliary positioning device for welding brake shaft of an electric tricycle according to claim 1, characterized in that: The outer wall of the top of the base (1) is fixedly connected to a first positioning plate (11), a second positioning plate (12) and a third positioning plate (13). The first positioning plate (11), the second positioning plate (12) and the third positioning plate (13) are all provided with slots (14). Support rods (15) are symmetrically fixedly connected to the outer wall of the top of the base (1).

4. The auxiliary positioning device for welding brake shaft of an electric tricycle according to claim 1, characterized in that: The outer wall of the connecting rod (23) is slidably connected to the inner wall of the support rod (15), the outer wall of the first magnetic rod (24) is in contact with the outer wall of the first positioning plate (11), the outer wall of the second magnetic rod (25) is in contact with the outer wall of the second positioning plate (12), and the outer wall of the third magnetic rod (26) is in contact with the outer wall of the third positioning plate (13).

5. The auxiliary positioning device for welding brake shaft of an electric tricycle according to claim 1, characterized in that: A pneumatic switch seat (16) is fixedly connected to the outer wall of the side of the base (1). A silencer (161) is fixedly connected to the outer wall of the pneumatic switch seat (16). Air pipes (17) are symmetrically fixedly connected to the inner wall of the pneumatic switch seat (16). A pipe connector (18) is fixedly connected to the outer wall of the side of the air pipe (17) away from the pneumatic switch seat (16). The outer wall of the pipe connector (18) is fixedly connected to the inner wall of the top of the telescopic cylinder (21).

6. The auxiliary positioning device for welding brake axles of electric tricycles according to claim 1, characterized in that: The shaft structure (3) includes a shaft (31), and a first rocker arm (32) and a second rocker arm (33) are slidably connected to the outer wall of the shaft (31).

7. The auxiliary positioning device for welding brake shaft of an electric tricycle according to claim 6, characterized in that: The outer wall of the first rocker arm (32) is slidably connected to the inner wall of the slot (14), and the outer wall of the second rocker arm (33) is magnetically attracted to the outer walls of the first magnetic rod (24), the second magnetic rod (25) and the third magnetic rod (26).