带式输送机更换托辊用皮带举升机构设计与应用

田立勇,唐瑞,于宁,陈洪月

Design and application of belt lifting mechanism for replacing idler of belt conveyor

Liyong TIAN,Rui TANG,Ning YU,Hongyue CHEN

图16 剪叉臂的角速度和角加速度曲线

Fig.16 Angular velocity and angular acceleration curves of scissor arm