1.结构新型推土机结构如图1、2所示。它有推杆1,推杆安装在它的推土刀2上。前颚板4和推土刀2的肩架3铰接,颚板4上装有刀下支撑板5,刀下支撑板5上装有颚板刀片,此刀片刚性固定在中间部件6和活动部件7的刀下支撑板5上。活动部件7上装有突出挡板8,突出挡板装在出口装有限位器10,中间部件6 1. Structure The new bulldozer structure shown in Figure 1,2. It has a push rod 1, push rod mounted on its dozer 2. The front jaw 4 hinged with the shoulder frame 3 of the dozer 2, the lower jaw 4 supporting plate 5, the lower support plate 5 is equipped with jaw blades, the blade rigidly fixed to the intermediate member 6 and the movable member 7 Knife under the support plate 5. The movable member 7 is equipped with a protruding baffle 8, the protruding baffle installed in the outlet equipped with a stopper 10, the intermediate member 6