查询词典 CAM

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。

A parameterization design system of globoid indexing cam was also established by using modular design idea,object-oriented VC++ method,and technique of UG secondary development,so that the three-dimensional solid modeling of globoid indexing cam with the sense of reality was realized.

采用模块化设计思想，基于VC++面向对象的方法及UG二次开发技术，建立弧面分度凸轮参数化设计系统，实现具有真实感的弧面分度凸轮的三维实体造型。

The article applied this kind of method to force locked cam and grooved cam.

文章将这种方法应用于力锁合凸轮和槽道凸轮。

When converting a CAM motion (X,Y,Z tool tip part position and I,J,K tool axis vector) to the NC tape (e.g.: X,Y,Z machine linear axes position and A,B rotary heads) the application of inverse kinematics makes the output curve completely different from one generated by the CAM system.

当将一个凸轮运动（X、 Y，Z 工具顶端部份位置和我、 J，K 工具轴矢量）转换成收据控制以带子绑起（举例来说： X 、 Y ， Z 机器线性轴位置和 A，B 旋转的头）倒转运动学的申请的时候让输出曲线完全不同一被凸轮系统产生。

The work may offer new insight to the mechanisms of the biological effects of lanthanides.

其原因可能在于模拟细胞环境的复杂性以及CaM-CaMBP蛋白质相互作用对金属离子与CaM配位结合的调节。

The differences in photooxidation sensitivity between the inducible CAM expressing plant and the constitutive CAM plant were discussed.

讨论了出现这种光氧化敏感性差别的可能原因。

The kinematic analysis of a planar cam mechanism can be realiaed by the method that the higher pair is substitute for lower pair, and then it is equivalent to a planar linkage. The main point by the way is how to calculate the radius of curvative of planar cam profile.

对于平面凸轮机构的运动分析可以用高副低代的方法将其转化成平面连杆机构来进行，而高副低代后关键的问题是如何在书籍平面凸轮廓线的基础上求解凸轮的曲率半径。

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。

Motion synchronization between tool in X direction and principal axis rotation was controlled by electronic gearbox in cam turning. And profiling mechanism could be superseded by servo tool-holder. Linear motor direct drive servo tool-holder was designed, and host-slave control system with PC and DSP was developed for the require of high-speed and realtime servo. The technical process was analyzed in cam turning. Servo tool holder with tool swinging and principal axis variable rotate speed were presented to keep constant cutting angle and speed.

将电子齿轮箱用于凸轮车削加工系统的传动，以伺服刀架取代了传统加工的靠模装置，实现了刀具X方向直线运动与机床主轴转动的同步控制；设计了直线电机直接驱动的伺服刀架及基于PC与DSP构成的上—下位机控制结构，采用DSP进行实时控制以满足高速伺服需要；对凸轮加工过程的工艺特点与恒角度、恒速度车削进行研究，提出了具有刀具摆动功能的伺服刀架与机床主轴变转速运动方案。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。