该设备是我段自行设计制造的,专供车辆制动梁螺母的分解和组装之用。过去,螺母分解不下,要用氧、乙炔火焰烤,上螺母时,又要两个人同时用长套筒扳手紧。使用此螺母分解组装机后,减轻了体力劳动,提 The device is designed and manufactured by our own segment, designed for the decomposition and assembly of the vehicle brake beam nut. In the past, nuts break down, use oxygen, acetylene flame roasted, on the nut, but also two people at the same time with a long socket wrench tight. Use this nut to disassemble the assembly machine, reducing manual labor, mention