关键词:上接头通管,工艺规程,工装夹具,数控编程
ABSTRACT
Aerospace industry is our country in the international community to determine its own international position of the pillar industries, but also the realization of China to become the world's space powers, space powers only way. Development and improvement of aerospace
machinery, for the development of China's aerospace industry plays a vital role.Pass on the connector pipe is mainly used in aerospace mechanical components, the process precision machinery for the development of China's space is very important, so that part of the process to develop procedures are critical and important. The graduation project is on the main pipe joints through technical rules for the design, and its first 110 machining processes required for fixture design and NC program of the procedure for the preparation. Pass on the connector tube is relatively complex in structure of the shaft parts, machining high precision, in the part on the surface roughness of the main requirements is relatively high, but there is also rotating surface hole machining, so that parts of the processing machine through a plurality of types to process to ensure its processing requirements. Select the connector through the tube machining process and its associated fixture design as the subject of my graduation, I have one hand to consolidate what they have learned at the university level mechanical expertise, on the other hand for my future in the machinery industry has laid a solid foundation.
Keywords:Is connected through tube,Technical Schedule,Fixture,CNC programming
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