凸轮机构

A method of determination of the base circle and offset distance was presented and a designer can ascertain the principal size parameters of disk cams correctly or take them as the original numerical values for design.

主要分析了偏置式推杆盘形凸轮机构的主要尺度参数与所给定运动参数之间的关系，并提出了基圆半径r0 ，偏距e等的取值原则与方法，从而准确无误地确定凸轮的主要参数，或是把此参数作为设计变量的初值。

Automatic Programming for NC Machining of Gear Indexing Cam with Smaller Cutter;2. Study on the Technologies of Computer-aided Designing and Programming of Gear Indexing Cam

本文结合弧面分度凸轮加工的工程实际，以微分几何和空间曲面啮合理论为工具，对弧面分度凸轮机构的传动规律、啮合原理和数控加工进行了系统的研究。

In order to make sophisticated cam mechanism into a visualized one and simulate its actual motion state, the equation of curved surface of the contour of globoid indexing cam was established by using spatial gearing principle.

为了将复杂的凸轮机构可视化，实时地模拟其真实的运动状态，利用空间啮合原理，建立弧面分度凸轮的轮廓曲面方程。

Then 3D solid modeling and motion animation of globoid indexing cam based on Pro/ENGINEER and VC++ were realized By modularization design idea.

并采用模块化设计思想，基于Pro/E软件及VisualC++语言进行二次开发，实现了具有真实感的弧面分度凸轮的三维实体造型和运动仿真，为弧面分度凸轮机构的运动性能研究和企业的产品优化设计提供了软件平台。

The cam profile curve of an eccentric rotating-swinging cam mechanism is designed by using polar coordinate vector method.

运用极坐标矢量法对一种偏心旋转－摆动式凸轮机构的凸轮轮廓曲线进行了设计计算。

This paper presents a new method to determine the minimum basic circle radius of a plate cam with a roller follower by the allowable pressure angle, and gives the feasible region of geometrical parameters of the cam mechanism.

介绍按许用压力角确定滚子从动件盘形凸轮最小基圆半径的一种新的解析方法。同时给出凸轮机构几何参数的可行域

Automatic programming and machining simulation have designed in the CNC system. Inputting design parameters of cam mechanism through the interface of programming system in automatic programming, the special program of machining planar cam is generated automatically. Machining simulation is to simulate the machining process of grinding wheel and planar cam by using animation method, so as to verify the validity of NC code.

自动编程能够通过用户界面输入凸轮机构的设计参数，生成只适合该机床的特定数控代码；加工仿真用动画方式模拟砂轮和平面凸轮的磨削过程，用于验证数控加工程序的正确性。

Gas distribution cam mechanism is the important component part of an engine; the design of cam contour curve is of the utmost importance.

配气凸轮机构是发动机的重要部件，凸轮轮廓曲线的设计至关重要。

The mathematical modeling problems of multi-target function were discussed in this paper on the cam contour curve in the gas distribution can mechanism.

文中讨论了配气凸轮机构中凸轮轮廓曲线的多目标函数数学建模问题。

In the meantime the radius of curvative of the planar cam profile should be also tested in the synthesis of the planar cam mechanism.

另外，在平面凸轮机构的综合中，一般也要验算凸轮轮廓曲线的曲率半径。

What are your goals and strategies for growth?

你的成长目标和策略是什么？

And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.

3：1 你要写信给撒狄教会的使者，说，那有神的七灵和七星的，说，我知道你的行为，按名你是活的，其实是死的。