| 机械制造课程设计 机床传动齿轮的工艺规程设计（大批量） 封面....................................................................1 课程设计任务书..........................................................2 目录....................................................................3 正文....................................................................4 一.计算生产纲领，确定生产类型......................................4 二.审查零件图样的工艺性............................................4 三.毛坯的选择......................................................4 四. 工艺过程设计...................................................5 1.定为基准的选择.............................................5 2.零件表面加工方法的选择......................................5 3.制定工艺路线...............................................6 五.确定机械加工余量及毛坯尺寸，设计毛坯图...........................6 1.确定机械加工余量............................................6 2. 确定毛坯尺寸...............................................7 3.设计毛坯图..................................................8 六．工序设计（选择加工设备和工艺设备）..............................9 1.选择机床...................................................9 2.选择刀具...................................................10 3.选择夹具...................................................10 4.选择量具...................................................10 5．确定工序尺寸..............................................12 七．确定切削用量及基本时间（机动时间）..............................14 1.工序Ⅰ切削用量及基本时间确定...............................14 2.工序Ⅱ切削用量及基本时间的确定.............................17 3.工序Ⅲ切削用量及基本时间的确...............................18 4.工序IV切削用量及基本时间的确定............................20 5.工序Ⅶ切削用量及基本时间的确定.............................20 6.工序VI切削用量及基本时间的确定............................21 7.工序VII切削用量及基本时间的确定...........................22 总 结...................................................................23 参 考 文 献.............................................................24 |
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