It has also been clear that the source ofpiston knock noise is the impact between piston and cylinder sleeve by the vibration acceleration of the engine's body surface.
又通过发动机机体表面振动加速度,确定活塞敲击噪声产生的根源在于活塞与缸套的碰撞冲击。
2
After the cylinder being mounted onto the main body, and if thepiston extends outside, please coat the external part of piston rod with grease.
油缸安装在机体上以后,如果活塞在伸出的情况下放置时,必须在活塞杆的露出部分涂敷油脂。
3
The whole equipment system consists ofthe guiding device, bearing device, signal device, piston cylinder device, beam body, hydraulic system and rotating lifting eye etc.