Lifting device

The utility model discloses lifting equipment which comprises a lifting frame, a lifting tray, a main driving mechanism and an auxiliary driving mechanism, the lifting frame comprises a frame body, a fixed seat, a first guide tensioning mechanism and a second guide tensioning mechanism, and the fixed seat is arranged at the lower end of the frame body; the lifting tray is used for placing materials to be lifted; the main driving mechanism is used for driving the lifting tray to move up and down and comprises a driving motor, a transmission part and a first lifting wire body, the driving motor is arranged on the fixing base, the output end of the driving motor is connected with the transmission part to drive the transmission part to rotate, and one end of the first lifting wire body is wound around the transmission part; the other end of the first lifting wire body is connected with the lifting tray; the auxiliary driving mechanism comprises a balance weight part and a second lifting wire body, one end of the