CONTROL MECHANISM FOR TRANSFER HELPING DEVICE

PROBLEM TO BE SOLVED: To switch a mode by utilizing the movement of a transfer plate in a transfer helping device composed by installing the transfer plate on a frame and winding a transfer belt around the plate. SOLUTION: This control mechanism is constituted of a belt operation control mechanism 4 connected to the upper half cycle part of the transfer belt 13, a lock control mechanism 7 attached to the transfer plate 23 and a lock piece 8 and a lock release lever 83 attached to the frame 26. In an insertion mode and a pull-out mode, the belt operation control mechanism 4 and the lock piece 8 are engaged and the transfer belt 13 is connected to the frame 26. In a transfer mode and a return mode, the belt operation control mechanism 4 and the lock control mechanism 7 are engaged and the transfer belt 13 is connected to the transfer plate 23. Also, by the operation of the lock release lever 83, the belt operation control mechanism 4 is switched from a connection state with the lock control mechanism 7 to the connection state with the lock piece 8.