A compact displacement mechanism for positioning and rotating shaft parts

By using a compact positioning mechanism, utilizing the rotational support of a hollow rotary table reducer and a servo motor, combined with an internal hole tensioning positioning method, the problems of large size and low stability of existing positioning and rotation mechanisms are solved, achieving high-precision positioning and rotation of automotive shaft parts.

CN224373263UActive Publication Date: 2026-06-19SUZHOU HANS INTELLIGENT EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SUZHOU HANS INTELLIGENT EQUIP CO LTD
Filing Date
2025-05-27
Publication Date
2026-06-19

AI Technical Summary

⚠Technical Problem

Existing automotive parts positioning and rotating mechanisms are large in size, have low stability, and are prone to vibration, resulting in high processing difficulty and low precision.

⚗Method used

A compact displacement mechanism is adopted, which utilizes the rotational support of a hollow rotary table reducer and a servo geared motor, combined with an internal hole tensioning and positioning method, to replace the three-jaw chuck and achieve dual-column displacement adjustment.

🎯Benefits of technology

It achieves a compact and highly stable positioning and rotation function, meeting the processing requirements of automotive shaft parts and improving rotational accuracy and stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of automobile processing technology, and specifically relates to a compact displacement mechanism for shaft part positioning and rotation, which comprises a base, a support frame, a hollow rotary table speed reducer and a expansion sleeve, the support frame is arranged on the inner top of the base, the support frame is rotatably connected to the top of the two ends of the base through bearing blocks, a motor base is installed on one end of the base, a servo speed reducer motor is installed in the motor base, and one end of the servo speed reducer motor is connected to one end of the support frame. The assembly composed of the base, the support frame, the hollow rotary table speed reducer and the expansion sleeve provides a compact displacement mechanism for welding or assembling automobile transmission components, the rotation of the hollow rotary table speed reducer and the servo speed reducer motor is used for supporting, a double-column displacement adjustment is formed, the eccentricity and the unstable center of gravity during processing are solved, and the existing assembly mode of the three-jaw chuck is replaced by the positioning mode of the hole expansion, thereby greatly reducing the volume of work.
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