机械5

传动机构的数控车削加工 目录 摘要1 Abstract 2 前言3 1零件的分析4 1.1零件分析4 1.2零件的作用6 1.3加工工艺规程的作用6 2工艺规程的设计8 2.1毛坯的制造形式的确定8 2.2基面的选择8 2.3定位基准的选择8 2.4加工设备的选择8 2.5夹具的选择? 8 2.6刀具的选择? 10 3拟定工艺路线11 4切削用量的确定13 5传动机构的机械加工工艺卡片15 6传动机构的三维建模与仿真24 6.1传动机构的三维建模24 6.2传动机构的仿真28 6检测34 6.1检测注意事项34 6.2加工项目记录表34 致谢35 参考文献36 摘要 传动机构的数控车削加工为老师安排给我的课题。一开始要对零件先探讨形状和结构并重点分析，然后在分析后对确定零件的下料的方式、选择合理的基准，在选择所试用的机床和切削三要素的用量。在指导老师的指导下认定本次设计应该是用CKA6140数控车床加工最为妥当。 在工艺的设计过程先要对零件分析，掌握零件的加工工艺，才可以想好毛坯的大小，明确零件的毛坯和再定加工的基准。工艺路线才可以一一确定，接下来是对零件的每个工步尺寸进行定夺，才可以确定工艺装备还有切削三要素。 本文的设计要点是传动机构配合传动机构的工艺性，详细的说明传动机构是如何加工出来的，以此传动机构进行数控车的加工工艺编制的设计，并实际的有学校验收，最终可以加工出合格的传动机构零件。 关键词：传动机构；工艺；工序；切削用量； Abstract The processi
ng tech
nology of taper a
nd threadwith tur
ni
ng three piece is desig
ned for my teacher. I
n the first place, the shape a
nd structure of the parts should be discussed a
nd a
nalyzed. The
n theway to determi
ne the material of the part a
nd the reaso
nable refere
nce are selected after the a
nalysis, a
nd the amou
nt of the three eleme
nts of the machi
ne tool a
nd the cutti
ng eleme
nts are selected. U
nder the guida
nce of the i
nstructor, it is co
nsidered that the desig
n is the most appropriateway to use CKA6140 CNC lathe. I
n the process of the desig
n process,we must first a
nalyze the parts a
nd master the processi
ng tech
nology of the parts, so that the size of the bla
nk ca
n be better, the bla
nk of the parts a
nd the datum of the re processi
ng ca
n be clearly defi
ned. The process route ca
n be determi
ned o
ne by o
ne. Next is decidi
ng every step size of the parts, the
nwe ca
n determi
ne the three eleme
nts of process equipme
nt a
nd cutti
ng. The mai
n poi
nts of the desig
n of this article are theworkability of the three partswith taper a
nd threadwith the tur
ni
ng, a
nd the detailed descriptio
n of how the tur
ni
ng three pieces are processed. I
n thisway, the machi
ni
ng process of the three parts of the lathe is desig
ned, a
nd the actual accepta
nce of the school is made. Fi
nally, the qualified three parts of the tur
ni
ng ca
n be processed. Keywords: shaft axis; Process; Process; Cutti
ng parameter;