ics 45 .06058 气T B中 华 人 民 共 和 国 铁 道 行 业 标 准 TB/ T 2048- 2004代替TB/ T 2048.1- -2048.19- 198913 号车钩段修样板Coupler gauge No. 13 used for department repair2004-04-22 发布2004-11-01 实施中 华 少味民 共 和 国失道 部发布TB / T 20 48-20 04目次前122 . 12 .22 .32 .42 .52 .62 .72 .82 .9范样板种类及形式与尺寸闭锁位与全开位内侧距磨耗限度样板闭锁位内侧距修复样板全开位内侧距修复样板上下防脱间隙限度与钩耳距间隙限度塞尺 ····························································⋯⋯ 4钩体钩耳孔磨耗检查样板 ·························· ··············································· ⋯⋯ 4钩体钩腕外胀检查样板 ······ ··· ·· ····································································⋯⋯ 5钩体上锁销孔检修样板 ·············· ·······························································⋯⋯6钩体上防脱台检修样板 ····················································································⋯⋯ 6钩体下防脱台磨耗限度量规 ···································································⋯⋯7钩体下防脱台修复量规···················································································.⋯⋯ 8钩身变形检查尺· 9 钩尾端部至钩尾销孔边缘距离检修样板······························································ ⋯⋯ 910I0钩尾销孔检修样板 ·······⋯⋯钩体尾端距上下面差检修卡尺112玛131415巧1617171818192020212122钩舌锁面磨耗限度样板钩舌鼻部外胀限度样板钩舌检修样板 ····⋯⋯钩舌 S 曲面检查样板 ·钩锁检修样板 ····⋯⋯钩舌推铁变形检修样板上锁销检修样板 ·⋯⋯下锁销检修样板 ·⋯⋯上锁销杆检修样板 ⋯钩体钩腕外胀检查校对样板 ·····⋯⋯钩体下防脱台磨耗限度校对样板 ··⋯钩体下防脱台修复校对样板 · ···⋯⋯钩舌鼻部外胀限度校对样板 ·····⋯⋯钩舌 S 曲面检查校对样板 ······· ⋯⋯钩舌推铁变形检修校对样板 ·····⋯⋯钩舌推铁、下锁销检修校对样板··⋯⋯上锁销检修校对样板 ······ ·······⋯⋯上锁销杆检修校对样板 ············，·⋯101121314巧l617l8l9202l223242526272829303132勺︸，︸勺一2邝一2伪乙鸟‘勺‘2件一勺︸弓一2，‘2勺白，一勺一你弓乙，︸技术要求 二标 志 和 包 装弓乙，jTB / T 2048-2004附录A(规范性附录)工作样板主要尺寸的磨损极限偏差 ···················，···················，·····⋯⋯ 23附录B(规范性附录)13号车钩段修样板使用说明 ··········· ·························· ···············⋯⋯ 25B.1 闭锁位与全开位内侧距磨耗限度样板 ···················，·，··············.
