这种弯管机由钢制机架、下模、上模、夹具、液压系统和内胎等组成，其工作原理是通过确定合理的支点和受力点并施加弯曲力矩，使钢管发生塑性变形，实现钢管的冷弯曲。

By determining rational fulcrum and force bearing point, and applying bending torque to cause the plastic deformation of the steel pipe, it can realize the cool bending of the pipe.

youdao

这种弯管机由钢制机架、下模、上模、夹具、液压系统和内胎等组成，其工作原理是通过确定合理的支点和受力点并施加弯曲力矩，使钢管发生塑性变形，实现钢管的冷弯曲。

By determining rational fulcrum and force bearing point, and applying bending torque to cause the plastic deformation of the steel pipe, it can realize the cool bending of the pipe.

youdao