Cam lifts type four wheel drive track shuttle

The utility model provides a cam lifts type four wheel drive track shuttle, including automobile body, running gear, lifting devices, tray, battery, detection and control system. The automobile body adopts the angle steel to accomplish structural framework's overlap joint, as the support of shuttle, running gear realizes the synchronous rotation of vehicle chassis front and back wheel, lifting the axle and adopting hollow shaft form cover on walking shaft, lifting devices will lift motor drive torque transmission and give two and lift the axle through lifting the transmission shaft, realize that two lift that the axle is synchronous to rotate, and the drive is rotatory with the cam that lifts splined connection betweencenters the for then, drives the tray realization lift with cam contact, the utility model discloses have self -locking function, realize that the principle is: cam facial make -up has a stopper, lifts the goods to the specified altitude assignment after when the tray, a supporting bench contact