Novel Z axle lift platform

The utility model discloses a novel Z axle lift platform, including the rotatory supersound motor element of well casement, elevating system subassembly and displacement sensory package, the utility model discloses positioning accuracy is high, response speed is fast and the anti -electromagnetic interference characteristics, simultaneously based on the characteristic of supersound motor power auto -lock, need not additional extra locking device and comes the holding position, has overcome the problem of the servo shake of electromagnetic motor, systematic overall structure is simple more compact, easily miniaturized, has more wide application prospect. 本实用新型公开了种新型Z轴升降平台，包括中空型旋转超声电机组件、升降机构组件和位移传感组件；本实用新型定位精度高、响应速度快和抗电磁干扰的特点，同时基于超声电机断电自锁的特性，无需附加额外锁定装置来保持位置，克服了电磁电机伺服抖动的问题；系统的整体结构更加简单紧凑、易于小型化，具有更广阔的应用前景。