A painting apparatus for bicycle frame production

Through the improved design of the painting device, stable positioning and efficient painting of bicycle frames have been achieved, solving the problems of reduced efficiency and poor painting effect caused by nozzle position adjustment in the existing technology, and improving the aesthetics and production efficiency of bicycle frames.

CN224423215UActive Publication Date: 2026-06-30JIANGSU QIYANGHANG CARBON FIBER TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU QIYANGHANG CARBON FIBER TECH CO LTD
Filing Date
2025-06-24
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

Existing bicycle frame painting equipment increases processing time when adjusting the nozzle position, resulting in decreased efficiency. At the same time, it cannot effectively cover the frame, affecting the painting effect.

Method used

The system employs a paint spraying chamber, magnetic door, top frame, bicycle frame paint spraying positioning unit, and bicycle frame surface paint spraying unit. Through the design of the insert rod and arc-shaped bracket, the frame is stably positioned, and the ring-shaped nozzle is used for overall spraying, reducing wear and improving the spraying effect.

Benefits of technology

It achieves stable positioning of the chassis and efficient painting, reduces wear, and improves painting efficiency and effect.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224423215U_ABST
    Figure CN224423215U_ABST
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Abstract

This utility model discloses a painting device for bicycle frame production, including a paint spraying chamber, a magnetic door, a top frame, a bicycle frame painting positioning unit, and a bicycle frame surface painting unit. During use, the operator pulls the movable pin via a pull ring to retract it, then moves the positioning arm to insert the movable pin into the mounting hole of the wheel mounting section of the frame, thus locking the frame and ensuring its stability during painting. The magnetic door is then closed, and a feed pump installed on the feed chamber injects paint from the feed chamber into the spraying chamber through a conduit. The paint nozzles, arranged in a ring array at the bottom of the spraying chamber, then spray the entire frame surface with paint, ensuring a good paint coating effect.
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