中国第一重型机械集团公司-新闻中心 关键词：立辊减速机；立辊轧机；提升液压缸；轴承寿命 [gap=545]Key words: edger gear reducer；edger mill；lifting hydraulic cylinder；service lift of bearings
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hydraulic cylinder lifting weak 液压缸举升无力
The invention belongs to a vertical type rolling mill, in particular to the vertical type rolling mill, a lifting device of which is provided with a lifting hydraulic cylinder.
本发明属于立式轧机，特别是涉及提升装置中有提升液压缸的立式轧 机。
Hydraulic lift cylinder achieves lifting feeding mechanism up and down with limit switch to control the position, and interlocks with the feeding, tableting and sorting.
升降部分由液压升降油缸实现送料机构上升、下降，用限位开关控制位置，并与送料、压片、整粒联锁。
In hydraulic synchronizing lifting technology for oversize structure, computer output PWM signal as the input current of proportional valve is used to control the velocity of hydraulic cylinder.
在大型构件液压同步提升技术中，采用了计算机输出的脉宽调制信号作为电液比例流量阀的输入电流信号控制液压提升器的速度。
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