Automatic leveling module

The utility model discloses an automatic leveling module which comprises a positioning frame, a lifting rod is longitudinally arranged in the positioning frame in a penetrating mode, an elastic reset piece pushing the lifting rod downwards is arranged between the lifting rod and the positioning frame, a micro switch is arranged on the positioning frame, an ejector block is arranged on the lifting rod, and the ejector block is arranged on the lifting rod. And the top block ascends along with the lifting rod to press a reed of the microswitch. When the automatic leveling module is used for leveling, the bottom end of the lifting rod is in contact with the base of the 3D printer, so that the automatic leveling module can resist high temperature, the initial height can be calibrated after the base is heated, and the calibration size precision is higher. 本实用新型公开了一种自动调平模块，包括定位框，所述定位框内纵向穿设有升降杆，所述升降杆与所述定位框之间设有向下推动所述升降杆的弹性复位件，所述定位框上设置有微动开关，所述升降杆上设置有顶块，所述顶块随所述升降杆上升以按压所述微动开关的簧片。这种自动调平模块在进行调平时，升降杆底端接触3D打印机的底座，因此能够耐高温，可在底