液压系统工作压力如何调节

2025-03-15 06:46:10
推荐回答(3个)
回答1:

压力根据工作要求来调节,主要有溢流阀,减压阀。溢流阀和节流阀配合使用,调节进入系统的油量,保持系统的压力基本稳定。减压 阀用来减去系统中某一部分的压力使这一部分得到比主压力较低的稳定的压力。溢流阀是保持进油口的压力基本不变,减压阀保持出油口低压油的压力基本不变。

回答2:

压力是取决于负载的,自动形成原则上不能调节。
溢流阀调节的是泵出口最高压力,关闭出口(比如O型机能阀中位)调节溢流阀,看压力表调到合适的压力。
对节流调速,调溢流阀到合适的速度。

回答3:

如果是变量泵的话泵上会有调节器。如果是定量泵那就只能通过溢流阀来调节压力了!为了安全起见定量泵上一般会安装两个甚至更多溢流阀。调那个整定值最低的就可以了!

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