1) coarse pitch multiple thread screw
多头大螺距螺杆
1.
The technical requirements for design of a bottle cap were analyzed and a mould with a coarse pitch multiple thread screw mechanism was developed in which the cores are rotated and the plastic part are demoulded without damage.
分析了瓶盖的技术要求,为了保证瓶盖螺纹不受损伤,采用了多头大螺距螺杆驱动型芯旋转,从而保证塑件顺利脱出。
2) large-lead screw
大螺距螺杆
4) multiple-threaded PCP
多头螺杆泵
1.
The multiple-threaded PCP has characters such as large displacement, high efficiency, low energy consumption and good mechanics characteristic of rotor compared with single-lobe PCP and has been gradually promoted in the international community.
本文从螺杆泵线型理论分析入手,根据满足理论密封性的共轭线型骨线方程,建立了多头螺杆泵各种线型的直角坐标参数化骨线方程,具体包括普通内摆线型、普通外摆线型、短幅内摆线型、短幅外摆线型和内外摆线型共五种常用线型。
5) surface screw bolt of deviating center with big pitch
大螺距偏心曲面螺杆
6) variable pitch screw
变螺距螺杆
1.
This paper introduces a new and simple design of variable pitch screw, this method makes use of manufactural method of curve which is invariable acceleration and brings out the operation rang of the method.
本文介绍了一种新的、简易的变螺距螺杆的设计方法,该方法采用了等加速曲线的加工方法,并提出了该方法的使用范
2.
According to analysis the math theory of variable pitch screw, we found the parameterized mathematical model.
通过对变螺距螺杆的数学分析,建立参数化的数学模型,为实现变螺距、变槽深、变槽宽螺杆的数控加工制造提供理论依据,同时也为变螺距螺杆的设计、加工提供了可行性的方法。
补充资料：UR-9双螺杆式空气压缩机
UR-9双螺杆式空气压缩机
I甲之一9双螺杆式空气压缩机翻戳
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条