pitch line

Research on the pitch line length of chain of noncircular chain drive

非圆链轮传动链条节线长度研究

Research on Subsection Cubic Spline Fit of Non-circle Gear Discrete Pitch Line

非圆齿轮离散节曲线的分段三次样条拟合研究

She swallowed his sales pitch line hook , line and sinker .

她完全相信他的一套推销商品的话。

Then introduces the machining theory and method for cutting noncylindrical gear according to theoretical pitch line by milling machine .

介绍了普通铣床加工非圆齿轮按非圆齿轮理论节曲线的加工原理及方法。介绍了在普通卧式铣床上，利用片状模数铣刀，用逐齿分度铣削加工的方法。

In the design of noncircular chain drive , the key problem is the design of pitch line of noncircular chain wheel .

在非圆链传动的设计中，一个关键问题就是非圆链轮节曲线的设计。

In this paper , the design principle for the pitch line of noncircular chain wheel is researched according to the principle of envelope .

本文根据包络法，研究了非圆链轮节曲线的设计原理；

The mathematical model of calculating the pitch line length of chain is built , and by programming the pitch line length of chain are calculated , then mathematical model and program are validated by example .

建立了链条节线长度计算的数学模型，通过计算机编程进行运算，并用实例验证了数学模型及程序的合理性。

Based on meshing principle of noncircular gears , tooth location on the pitch line has been decided and curve equation of the gear contour , gear top and gear root has been deduced .

依据非圆齿轮啮合原理，确定轮齿在节曲线上的位置，并推导了轮齿的齿廓、齿顶、齿根的曲线方程。

According to the fundamentals that pure-rolling must take place between the pitch line of hob and the pitch curve of gear workpiece , the 4 axis complicated simultaneous-control relation was obtained .

从滚刀节曲线与齿轮工件节曲线之间必须进行纯滚动出发，推导出联动关系为4个坐标的复杂联动。

The acoustics correlates of prosodic phrase and intonational phrase are pitch reset of bottom line of intonation and insertion of silence .

韵律短语和语调短语边界的声学线索是低音线重置和无声段。