1、螺纹代号Thread Code一、英制螺纹(螺纹牙型角55度)Thread of British standard ( Thread pitch shape angle 55°)BSW----英国标准惠氏螺纹(粗牙)British Standard Whitworth Thread ( Coarse )BSF----英国标准惠氏螺纹(细牙)British Standard Whitworth Thread ( Fine )G----直管螺纹(外螺纹分A、B两面级、丝锥分G、G-D)Straight pipe thread ( Outside ) thread in AB:
2、taps in G、G-D )R----锥管外螺纹(旧代号ZG;KG)Outside paper pipe thread ( Old thread code ZG,KG )RC----锥管内螺纹(旧代号ZG;KG)Inside taper pipe thread ( Old thread code ZG,KG )二、美制螺纹(螺纹牙型角60度)Thread of American standard ( Thread pitch shape angle 60°UNC----统一制粗牙螺纹(代替NC)Unified coarse pitch thread ( Instead of
3、 NC )UNF----统一制细牙螺纹(代替NF)Unified fine pitch thread ( Instead of NF )UNEF----统一制超细牙螺纹Unified superfine pitch threadUN-----统一制不变螺距螺纹Unified threadUNS----统一制特殊螺纹Unified Special threadNPT----一般用途锥管螺纹(旧代号Z;K)Taper pipe thread for general purpose ( Old thread code Z,K )NPSC----管接头直管内螺纹Internal st
4、raight pipe thread for connectionNPSM----设备上自由配合,机械连接用直管螺纹Straight pipe thread for generalpurposeNPTF----干密封锥管螺纹Dry seal taper pipe threadNPSF----干密封燃油直管螺纹Dry seal straight pipe internal threadNGT----气瓶用锥螺纹Special thread for gas cylinder三、米制螺纹Metric threadZM-----米制锥管螺纹 Metric taper pipe thr
5、ead四、其它螺纹Other threadsSM----缝纫机螺纹Thread for sewing machinePZ----气瓶用锥螺纹Special thread for gas cylinder5V1-20V1-气门芯螺纹5V1-20V1-Tire valve thread看看附件就可知道,检查干涉问题用其他软件是个很容易就能解决的,不需花费时间去研究。在没有软件之前,我们通常会检查所有配合零件,如轴和孔等,不配合部分一般大概看看。以前是我要你学,现在变成你要学,这已是一个很大的转变,所以人是要有压力或者说有动力才能迅速成长的。机械设计实际上就像搭积木或者说造房子,你