The new
mine wagon's trunk and the frame are fixedly connected, and the tub is to be dismantled by the tipping machine. Mine wagon's basic composition of the tub have trunk, frame, buffer, coupler and travel agencies. The frame is a metal structure, can withstand traction, braking force, the collision between the car and the impact of the impact of the ball on both sides of the frame, to ease the impact between the two cars. Couplers are connected parts of the locomotive and tub, commonly used have in the chain and the chain of the chain, a large tub with a buffer function of the automatic coupler. The walking mechanism is composed of four wheels and two shafts.When the sum of the tub and the material exceeds 20 tons, the number of rounds should generally be increased. For more than two wheels of the tub, in order to facilitate through the corners form the two wheels to a turntable car, this car is called the bogie.