机械制造技术基础课件-chapter3-section7-20122.ppt
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1、2022/6/252022/6/25SCUTSCUT1 13.7 Machine Tool Motion Analysis The term process route(工艺规程) refers to the process planning file in which the process and operation method are specified. In another word, the sequence of each operation, the part dimensions, tolerance and technical requirement, technical
2、 equipment and measures, cutting parameters, standard production time, and levels of operators skill are all included in the process planning file. Lathe2022/6/252022/6/252 2SCUTSCUTMilling Machine2022/6/252022/6/253 3SCUTSCUTGrinding Machine2022/6/252022/6/254 4SCUTSCUTDrill Press2022/6/252022/6/25
3、5 5SCUTSCUTProcess of milling2022/6/252022/6/256 6SCUTSCUTProcess of gear shaping2022/6/252022/6/257 7SCUTSCUTProcess of Hobbing2022/6/252022/6/258 8SCUTSCUTProcess of Gear-Broaching2022/6/252022/6/259 9SCUTSCUT3.7.1 Type of Machine Tools 3.7.1 Type of Machine Tools 3.7.2 Classification 3.7.2 Classi
4、fication of machine toolsof machine tools Index2022/6/252022/6/251010SCUTSCUT3.7.3 3.7.3 The main technical Parameters of The main technical Parameters of machine toolsmachine tools3.7.4 M3.7.4 Motion analysis of machine toolsotion analysis of machine toolsKey wordsName of machine tools: Lathe (车床),
5、 Milling machine(铣床), shaper or planer(刨床), boring machine(镗床), drilling machine(钻床), screw thread machine (螺纹机床), broaching machine(拉床), saw machine (锯床), Grinding machine(磨床):Methods of shape generation: Turning, Taper turning(锥形车削), facing(端面车削), up milling(逆铣)down milling(顺铣), shaping or planing
6、(刨削), boring(镗削), drilling(钻削), core drilling(中心钻), counterboring(扩孔), reaming(铰孔), grinding, Knurling(滚花), threading(螺纹车削), Hobbing(滚切), Gear shaping(插齿), Gear shaving(剃齿) 3.7.1 Type of Machine Tools It can be divided into 11 types : Lathe(车床)、drill press(钻床)、boring machine(镗床)、grinding machine(磨床)
7、、gear machine(齿轮加工机床)、screw machine( 螺 纹 加 工 机 床 ) 、 milling machine( 铣 床 ) 、 plane machine( 刨 床 ) 、 broaching machines (拉 床 )、 saw machine(锯床) and other machine.(2)Degree of versatility:versatile machine(通用机通用机床床)、specialized machine(专门化机床专门化机床)、special-purpose machine(专用机床专用机床).(3)Degree of accura
8、cy :engine machine(普通普通精度机床精度机床)、accurate machine(精密机床精密机床)、high-accurate machine(高精度机床高精度机床) . 3.7.1 Type of Machine Tools 3.7.2 Definition of Machine Tools (1)Type code, represented with the first letter in its ChinesetypelatheDrill machineBoring machineGrinding machineGear machinescrew thread mac
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