Automatic discharge device is prevented blockking up by lifting machine frame

The utility model provides an automatic discharge device is prevented blockking up by lifting machine frame. Belong to grain processing equipment technical field. It solves current manual operation to unload and have the inefficiency, the discovery is untimely and burns out the problem of motor. Its leading features is: activity mouth including lifting machine tailwheel pivot spindle nose, lifting machine afterbody frame and afterbody frame bottom, at tailwheel pivot spindle nose tip installation and measuring piece, install detection instrument support and rotatory detection instrument at the mounting hole of lifting machine tail -gear spindle bearing frame, the probe and the detection lug cooperation of rotatory detection instrument, activity mouth bottom the afterbody frame is equipped with the pneumatic brake door. The utility model discloses can in time detect and block up and automatic discharge, have the reaction fast, efficient, practice thrift the cost, can effectively protect the characteristics of