Lever type feeding device for intermediate bin of roller press

The roller press middle bin lever type feeding device comprises a base, a connecting rod, a connecting frame and a top plate, a shell is welded to the top end face of the base, a feeding port is formed in the left end face of the shell, a guide groove is formed in the end, away from the feeding port, of the shell, and a first rotating shaft is rotationally installed on the inner wall of the shell; a second rotating shaft, a fourth rotating shaft and a third rotating shaft are rotatably mounted on the inner wall of the connecting frame, the connecting frame is slidably sleeved with the guide groove, a hydraulic rod is fixedly mounted on the top end face of the base, a through hole is formed in the connecting frame, and the connecting frame is rotatably mounted on the first rotating shaft through the through hole; a supporting plate is welded to the bottom end face of the connecting rod, a first balancing weight and a second balancing weight are slidably connected to the supporting plate in a sleeving mode, a f