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发明名称
一种带扭转螺旋体内反馈的数字流体缸
摘要
本发明公开了一种带扭转螺旋体内反馈的大导程数字流体缸。它包括缸体(1)、活塞杆(2)、大导程内反馈扭转螺旋体(3)、反馈螺母(4)、头部带螺纹中间带密封台肩的阀芯(7)、连接滑套(10)和步进电机(11)等,通过有机的联结构成机械闭环位置控制。由于螺旋体制造简单、导程大,因而可制造出高速度、长行程、低价位的工业用数字流体缸。可广泛用于各种流体系统中。
申请公布号
CN1251884A
申请公布日期
2000.05.03
申请号
CN98120654.9
申请日期
1998.10.21
申请人
杨世祥;杨涛;李桂英
发明人
杨世祥;杨涛;李桂英
分类号
F15B15/14;F15B15/20
主分类号
F15B15/14
代理机构
代理人
主权项
1.一种带扭转螺旋体内反馈的数字流体缸,包括缸体(1)、中空活塞杆(2)。其特征在于该数字流体缸的反馈机构采用具有大导程的扭转螺旋体(3)及其相啮合的螺母(4)。
地址
100053北京市宣武区白广路4号退管科
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