Positioning mechanism of elevator

The positioning mechanism of the elevator comprises a jacking support fixed to the bottom of a conveying mechanism of the elevator, a plurality of guide assemblies are arranged on the jacking support in a penetrating mode, and the top ends of the guide assemblies are fixedly connected with a positioning support; a jacking air cylinder is fixedly arranged in the center of the bottom of the jacking support, and the extension end of the jacking air cylinder penetrates out of the jacking support and is fixedly connected with the positioning support. A plurality of positioning pins are fixedly arranged on the surface of the top of the positioning support and used for being inserted into positioning holes in a template tray to conduct jacking and positioning on the template tray. The driving mechanism has the effect of improving the accuracy of grabbing the template tray by the driving mechanism of the elevator. 本申请涉及一种升降机的定位机构，包括固定于升降机的输送机构底部的顶升支架，所述顶升支架穿设有若干导向组件，所述导向组件的顶端固定连接有定位支架；所述顶升支架的底部中央固定设置有顶升气缸，所述顶升气缸的伸长端穿