液压机压力打不上来,请问是什么原因啊?

工作须知.希望知道者给予帮助!
2024-11-22 19:51:08
推荐回答(2个)
回答1:

油液温度过高原因,及解决方法.
1.系统压力太高
2.当系统不需要压力油时,而油仍在溢流阀的设定压力下溢回油箱。即卸荷回路的动作不良
3.蓄能器容量不足或有故障
4.油液脏或供油不足
5.油液粘度不对:a水供应失灵或风扇失灵
6.冷却水管道中有沉淀或水垢.油箱的散热面积不足
7.泵、马达、阀、缸及其他元件磨损
8.油液的阻力过大,如:管道的内径和需要的流量不相适应或者由于阀规格过小,能量损失太大
9.附近有热源影响,辐射热大
解决方法:1.在满足工作要求条件下,尽量调低至合
适的压力
2.改进卸荷回路设计;检查电控回路及相
应各阀动作;调低卸荷压力;高压小流
量、低压大流量时,采用变量泵
3.换大蓄能器,修理蓄能器
4.清洗或更换滤油器;加油至规定油位
5.更换合适粘度的油液
6.检查冷却水系统、更换、修理电磁水
阀;更换、修理风扇
7.清洗,修理或更换冷却器
8.改装冷却系统或加大油箱容量
9.更换已磨损的元件
10.装置适宜尺寸的管道和阀
11.采用隔热材料反射板或变更布置场所;设置通风、冷却装置等。选用合适的工作油液

回答2:

是液压泵出问题了吧还是油路堵了先检查一下吧

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