| 保证数控铣加工的尺寸精度 |
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| 引用本文： | 赵先仲.保证数控铣加工的尺寸精度[J].华北航天工业学院学报,2008(2):5-6. |
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| 作者姓名： | 赵先仲 |
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| 作者单位： | 北华航天工业学院机械工程系 河北廊坊065000 |
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| 摘 要： | 本文介绍了数控编程和数控加工中保证零件的尺寸和公差要求的方法。一种方法是用公差的中间值作为终点坐标的尺寸编程；另一种方法是用公称尺寸编程，用公差的中间值作与公称尺寸的差值作为刀补值，通过刀具补偿保证尺寸要求。
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| 关 键 词： | 数控加工 尺寸精度 数控编程 |
Ensuring Machining Dimension Accuracy on CNC Mill |
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| ZHAO Xian-zhong.Ensuring Machining Dimension Accuracy on CNC Mill[J].Journal of North China Institute of Astronautic Engineering,2008(2):5-6. |
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| Authors: | ZHAO Xian-zhong |
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| Institution: | ZHAO Xian-zhong (Mechanical Engineering Department, North China Institute of Aerospace Engineering, Langfang 065000, China) |
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| Abstract: | This paper introduces methods for ensuring part dimensions and tolerances in CNC programming and machining.One of them is dimension programming with tolerance median as the end-point coordinate value.The other is nominal dimension programming with the margin value between tolerance median and nominal dimension as tool offset value to ensure dimensions. |
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| Keywords: | CNC machining dimension accuracy CNC programming |
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