A positioning system and positioning method for a motor car axle

By combining a vehicle undercarriage axle detection device and a vehicle side axle position acquisition device, and utilizing laser sensors and RGV trolleys, the problem of large axle positioning errors in high-speed trains has been solved, achieving high-precision and efficient axle positioning and improving equipment operating speed and positioning accuracy.

CN116592762BActive Publication Date: 2026-05-26BEIJING LEAD TIME SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING LEAD TIME SCI & TECH
Filing Date
2023-05-17
Publication Date
2026-05-26

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Abstract

This invention discloses a high-speed train axle positioning system and method, belonging to the field of high-speed train maintenance technology. The system includes: an undercarriage axle detection device, installed inside the track and movable along the track, used to detect the position of the axle from under the train; and a side-mounted axle position acquisition device, installed outside the track and movable along the track direction, used to transfer the axle position coordinates detected by the undercarriage axle detection device to its own coordinate system for use by maintenance equipment. This invention relies on the precise axle positioning technology of the undercarriage axle detection device, and then cooperates with the side-mounted axle position acquisition device to form a combined system, improving the operating speed of the side-mounted axle position acquisition device and the positioning accuracy of the axle.
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