JBT7919.1-1999滚动轴承附件退卸衬套.pdf

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1、ICS21.100.20J11中华人民共和国机械行业标准JB/T7919.1一1999neqISO2982-1:1995滚动轴承附件退卸衬套Rollingbearings-Accessories-Withdrawalsleeves1999-06-28发布2000-01-01实施国家机械工业局发布JB/T7919.1一1999目次月」两1范围··。1。，，，·，········1··，····，··········，，，··············，，，，················，···，·····

2、·，·。···，···，·⋯⋯2引用标准·................................................................................................··，····⋯⋯3术语···········，·····，··········，···································，···········································⋯⋯14符号········，·，，

3、····································，·，·······⋯⋯‘·。············································⋯⋯15代号方法······，，，，·····。··，，···，，，，····‘···，···，····】····，，，·，··，，，···】】····，，，，，·····‘······，，，，一36标记·········，··········，·········，·························，·

4、··························，，，······················⋯⋯37尺寸·············································································································⋯⋯48技术要求·········，············，，·，·····················································，·

5、····················⋯⋯139测量方法···············“·，，··，·，···············，·，······‘······，，，···4·。········，··，，····‘··，·⋯1510标志·········，···················，·························································，·················⋯⋯1511检验规则··················

6、··············································································⋯⋯1512包装·............................................................................................................·一15附录A(标准的附录)测量方法···，·························“···.........

7、.......··，········⋯⋯““·一”’16JB/T7919.1一1999前言本标准非等效采用ISO2982-1:1995滚动轴承附件锥形衬套》。标准中补充了国际标准中没有的技术条件。本标准是对JB/T7919.1-95(滚动轴承附件退卸套外形尺寸》和JB/T7919.7-95(滚动轴承附件锥形衬套、锁紧螺母和锁紧垫圈技术条件》的修订。本标准与JB/T7919.1-95,JB/T7919.7-95相比，主要作了以下修订:—将JB/T7919.1的尺寸与JB/T7919.7相关内容的技术条件合并

8、;—扩大了锥度I:12的退卸衬套AH30,AH31、AH32系列尺寸范围，增加了AH39系列及锥度1:3的^H240,AH241系列;—部分型号的退卸衬套螺纹尺寸改变，其代号也随之改变;—补充了扩大的尺寸段的公差。本标准自实施之日起代替JB/T7919.1-95,JB/T7919.7--J95(部分)}a本标准的附录A是标准的附录。本标准由全国滚动轴承标准化技术委员会提出并归口。本标准起草单位:洛阳轴承研究所。本标准主要起草人