Numerical control lifting device for function table baffle

By employing a symmetrical layout of dual servo motors driving ball screws and a planetary reducer combined with a rigid coupling for zero-backlash transmission, along with an L-shaped bracket with a waist-shaped hole design and a synchronous control module, the stability and synchronization issues of the examination and practice table baffle lifting device are solved, achieving efficient and reliable electric lifting control that adapts to the complex environment of the examination room.

CN224440668UActive Publication Date: 2026-07-03GUANGXI HONGFUXUAN EDUCATION INVESTMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUANGXI HONGFUXUAN EDUCATION INVESTMENT CO LTD
Filing Date
2025-07-18
Publication Date
2026-07-03

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Abstract

The utility model discloses a kind of function desk baffle numerical control lifting devices, belong to the automation technical field of educational examination equipment, solve the problem that traditional examination desk baffle single-point drive leads to lifting asynchronous, easy to tilt and installation tolerance compensation difficulty.Its technical scheme main point includes: the base mounting plate of being set at examination desk bottom;Servo motor and planetary reducer are installed in base mounting plate;Lead screw shaft end of ball screw is locked with reducer output shaft coaxially through rigid coupling, and end is fixed in the top support flange of table body through angular contact bearing;The nut outer periphery of ball screw is welded radial connection flange, and the vertical plate of L-shaped support is vertically fixed by bolt through the flange;The horizontal plate of L-shaped support is provided with waist-shaped hole, and is fastened and connected with the mounting lug plate of baffle main body bottom through lock bolt.The device is used to realize the synchronous smooth lifting and position fine adjustment of examination baffle, ensure baffle vertical movement trajectory.
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