已知工件锥度为1:20,小端直径30,长度L=60,加工后实测L=55,大端直径是多少?当L=65,大端直径是多少?
正确答案:
当D=55时:
D=d+LC
=30+55×1/20
=30+2.75
=32.75大端直径是32.75mm。
当D=65时:
D=d+LC
=30+65×1/20
=30+3.25
=33.25大端直径是33.75mm。
D=d+LC
=30+55×1/20
=30+2.75
=32.75大端直径是32.75mm。
当D=65时:
D=d+LC
=30+65×1/20
=30+3.25
=33.25大端直径是33.75mm。
答案解析:有
![](/editor/images/201705/qrcode_for_gh_573e2a458573_258.jpg)
微信扫一扫手机做题