JJG404-2003铁路轨距尺检定器检定规程.pdf

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1、中华人民共和国国家计量检定规程JJG404-2003铁路轨距尺检定器CalibraterforRaiiwayTrackGaugingRule2003一09一23发布2004一03一23实施国家质量监督检验检疫总局发布JJG404-2003本规程主要起草人:王彦春(铁道部标准计量研究所)参加起草人:李光(沈阳铁路局苏家屯轨距尺厂)JJG404-2003目录1范围··························································································⋯

2、⋯(1)2引用文献····················································································⋯⋯(1)3概述··························································································⋯⋯(1)4计量性能要求·····································································

3、·······⋯⋯’‘(2)4.1活动、固定测量块和测量板表面硬度·············································⋯⋯(2)4.2活动、固定两测量块和测量板的测量面表面粗糙度···························⋯⋯(2)4.3活动、固定测量块的两上平面公共平面对水平面的平行度··················⋯⋯(2)4.4活动、固定测量块的两上平面对其公共平面的平行度························⋯⋯(2)4.5活动、固定测量块的两测量面对其公共平面的垂直度

4、························⋯⋯(2)4.6活动、固定测量块的两测量面平行度·············································⋯⋯(2)4.7活动、固定测量块的测量面与各自测量板内侧距离及其平行度············⋯⋯(2)4.8活动测量块的横向摆动和纵向窜动················································⋯⋯(2)4.9两端超高测量刃口之间的距离········································

5、··············⋯⋯(3)4.10两端超高测量刃口对该端测量块的上平面的平行度························⋯⋯(3)4.11超高测量尺垂直度··········································⋯⋯‘·‘·“““‘’“”’“‘”‘’(3)4.12百分表·················································································⋯⋯(3)4.13量规长度·····················

6、·························································⋯⋯(3)4.14检定器的示值误差·································⋯⋯‘’‘’‘”‘’‘’“““”‘”’‘’“““‘(3)4.巧超高示值误差····································，·······⋯⋯‘·············⋯⋯‘二’““(3)5通用技术要求···················································

7、···························⋯⋯(3)外观········⋯⋯(3)5.2各部分相互作用(3)6计量器具控制···································································⋯⋯’“’‘’‘”’‘(3)6.1检定条件·················································································⋯⋯(3)6.2检定项目························

8、·························································⋯⋯(3)6.3检定方法···········，···············