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• Noncircular gear Pitch curve Non-sinusoidal oscillation Serial gears;

非圆齿轮曲线非正弦振动串联齿轮

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• Smoothing algorithm is exploited to remove the errors of multiple frequency point, half frequency point and random point, and realize pitch curve smoothing.

使用平滑算法消除频点随机点产生误差实现基音曲线平滑。

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• The proposed graphical method may directly plot the CAM profile without plotting its pitch curve, therefore its construction is more simplified and more accurate.

这种作图可以直接凸轮的实际轮廓曲线毋须绘制理论轮廓线因而使作图简化精确。

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• The polar equation of non-circular gear pitch curve, calculation method of center distance, formula of pitch curve length, primary circle radius and pressure Angle is given.

给出齿轮曲线极坐标方程，两齿轮中心计算方法，节曲线长度基础半径压力计算公式

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• The key problem for drum-type flying shears is taking what specifications in designing a uniform speed non-knuckle gear and using what calculating method of its pitch curve.

设计什么性能匀速非圆齿轮及其曲线计算方法是滚筒式关键问题

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• Appropriate pitch curve designing is a key of regularly working for non-circular planetary gear mechanism with variable center distance which can be used in low speed high torque hydraulic motor.

合理曲线设计用于低速扭矩液压马达中心行星齿轮机构正常工作关键

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• 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.

滚刀曲线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4个坐标的复杂联动。

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• Using the curve fitted pitch, the universal calculation module of manufacture data of non-circle gear for all kind of non-circle gear can be got more easily.

利用合后齿轮曲线，就可以使得所有非圆齿轮加工数据计算有了通用的计算模块

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• Programming by the plane curve unwrapped from the helix curve and cutting layer by layer, we created the variable pitch screw on the 3.5 axis NC milling.

文章基于3.5数控铣床，利用螺旋线展开平面曲线编程分层切削，加工螺距螺纹

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• Curve ball: a pitch thrown with a rotation that makes the ball curve.

曲线旋转球，使球的飞行线路呈曲线。

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• This paper presents a method for machining of taper cutting tools with equal helix Angle. The principle of the method is using taper helical curve with equal pitch to approach equal Angle one.

文章提出了种在经济型数控机床上实现螺旋圆锥螺旋线加工方法原理等导程螺旋线逼近此种曲线

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• This paper presents a method for machining of taper cutting tools with equal helix Angle. The principle of the method is using taper helical curve with equal pitch to approach equal Angle one.

文章提出了种在经济型数控机床上实现螺旋圆锥螺旋线加工方法原理等导程螺旋线逼近此种曲线

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