Construction features and design method of hydraulic rope adjusting devices are presented according to defects existing in nutscrew pair rope adjusting devices.
针对以往螺母丝杠副调绳装置所存在的缺陷，介绍了液压调绳装置的结构特点及设计方法。
2
The utility model is of bridge type structure of right and left upright pillars adding top beam, the lifting device with nutscrew mandrel is moving along the upright pillars.
本实用新型为左右立柱加顶部横梁的桥式结构，螺母丝杆升降装置沿立柱上下移动。
3
A type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.