Auxiliary centering device for optical measuring instrument

By coordinating the clamping mechanism, laser alignment mechanism, and controller, the optical measuring instrument achieves automatic alignment, solving the problems of low alignment efficiency and insufficient accuracy in existing technologies, and improving the automation of measurement and production efficiency.

CN224209769UActive Publication Date: 2026-05-08MALU TECH (DONGGUAN) CO LTD
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Patent Information

Application Number
CN202520854511.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-29
Publication Date
2026-05-08
Estimated Expiration
2035-04-29

AI Technical Summary

Technical Problem

The existing optical measuring instruments rely on manual operation for centering devices, which is inefficient, has large errors, and lacks sufficient mechanical transmission stability, making it difficult to guarantee centering accuracy.

Method used

It employs a clamping mechanism, a laser alignment mechanism, and a controller to achieve automatic centering. The clamping disc is rotatable, the infrared laser moves along the X/Y axes, and it features a double rack and pinion drive and a three-point clamp design. Combined with image recognition and motion control modules, it achieves real-time calibration.

Benefits of technology

Achieve rapid, accurate, and intelligent alignment, improve the level of automation and production efficiency in optical measurement, reduce manual intervention, and enhance measurement accuracy.

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Abstract

The utility model relates to the field of optical measurement auxiliary devices, in particular to an auxiliary centering device for an optical measuring instrument, which comprises a device body, and the device body comprises a clamping mechanism, a laser alignment mechanism and a controller. The clamping mechanism is arranged below the laser alignment mechanism and comprises a rotary driving module, a clamping disc and a plurality of clamps; the rotary driving module is used for driving the clamping disc to rotate around the vertical shaft; the clamp is used for clamping a to-be-tested workpiece; the laser alignment mechanism comprises a moving module and an infrared laser; the moving module is used for driving the infrared laser to move in the X-axis direction and the Y-axis direction, and the infrared laser is used for projecting a cross datum line to the clamping disc. The controller is electrically connected with the rotation driving module, the moving module and the infrared laser. According to the auxiliary centering device for the optical measuring instrument, rapid, accurate and intelligent centering is realized, and the automation level and the production efficiency of optical measurement are improved.
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