Quick and accurate shaft positioning device

• Main Author: ZHOU JIEMING
• Format: Patent
• Language: Chinese; English
• Published: 30.11.2021
• Subjects: APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE; DENTISTRY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The utility model belongs to the technical field of detachable installation positioning mechanisms, and particularly relates to a quick and accurate shaft positioning device which comprises a sleeve with two open axial ends, a positioning plug, a threaded sleeve, a spring and a packaging plug which are sequentially arranged in an inner cavity of the sleeve in the axial direction of the sleeve, the positioning plug is fixedly installed in the sleeve, and the threaded sleeve is fixedly installed in the sleeve. The end face, facing the threaded sleeve, of the positioning plug extends outwards to form a protruding block or sinks inwards to form a groove, and the threaded sleeve can only slide in the sleeve in a matched and reciprocating mode in the axial direction of the sleeve. 本实用新型属于可拆卸安装定位机构技术领域，特别涉及一种快速精准的轴件定位装置，包括轴向两端均为开口的套筒，沿套筒轴向在套筒内腔中依次排列设置有定位堵头、螺纹套、弹簧、封装堵头，其中，定位堵头固定安装于套筒中，定位堵头上朝向螺纹套的端面上向外伸出有凸块或向内凹陷形成凹槽，螺纹套能且仅能沿套筒的轴向于套筒中配合往复滑移。