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1)  Variable Pitch Screw Sleeves
变距螺旋轴套
1.
Numerical Controlled Process of Variable Pitch Screw Sleeves;
变距螺旋轴套的数控加工
2)  helical shaft sleeve
螺旋轴套
1.
This article analyzed reasons for frequent failure of mechanical seal of carbon black water pump,put forward some improving measures to prolong its service life,for instance,improving water flushing process flow of mechanical seal,using helical shaft sleeve,improving material quality of O-type seal ring,as well as determining suitable specific pressure for end faces,etc.
分析碳黑水泵机械密封频繁失效的原因,提出改进机封冲洗水工艺流程、采用螺旋轴套、提高"O"型密封圈材质、确定合适的端面比压等改进措施,延长碳黑水泵机械密封的使用寿命。
3)  screw shaft bushing
螺旋轴衬套
4)  variational diameter-pitch spiral
变径距螺旋
1.
The components, properties and an experimental system of new pattern separation equipment are introduced, which is a combination of continuous centrifugal filtration and variational diameter-pitch spiral compression.
介绍将连续离心过滤与变径距螺旋压榨分离融为一体的新型分离实验设备的组成、特性及实验系统。
5)  variable pitch airscrew
变距螺旋桨
6)  axiallyvarying pitch
轴向变螺距
补充资料:变距双锥螺旋卸料机
分子式:
CAS号:

性质:贮仓螺旋御料机的一种。它由两个变径变矩的锥形螺旋叶片组成。物料的进入口在贮仓下面,由于螺旋的作用(有搅拌),能防止物料架桥或堵塞。见螺旋给料机。

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