D real scene of CAM shaft grinding process system is a basic function unit of the CAM shaft virtual reality grinding system in our research.

凸轮轴磨削工艺系统三维实景是本研究中凸轮轴虚拟磨削加工系统的基础功能单元。

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Therefore the author built a 3-d model based on the surface equations of roller gear CAM, and presented a method of using coordinate measuring machine (CMM) to measure the surfaces of the CAM.

为此，本文以弧面分度凸轮的轮廓面方程为基础，建立了弧面分度凸轮的三维模型，提出了一种用三坐标测量机测量其轮廓面误差的方法。

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D is CAM wheel pole driving, spring automatic restore structure, tight structure, reasonable design, stable driving, dust discharge and dependable air lock.

D为凸轮连杆传动，弹簧自动复位机构，结构紧凑、设计合理、运转平稳，卸灰、锁气可靠。

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