3、械加工余量、工序尺寸、毛坯,、镗孔、机床夹具、夹具设计。GearboxcasingmechanicalprocessplanningandrelateddesignofjigsandfixturesAbstractIn this paper, gearbox process planning of specific methods and procedures, machining allowances, step size, and the rough size selection and determination, and to
4、 determine the amount of each process of cutting and cutting hours. Introduced the Cabinet boring jigs, drilling fixture design of the specific process.Keywords:gearbox,processplanning,machining,processsize,rough,boring,fixture,thefixturedesign74目录摘要--------------------