Standard No.:	JB/T 2903.2-2007
English Name:	Tap grinding machines - Part 2: Testing of the accuracy
Chinese Name:	丝锥磨床 第2部分：精度检验
Chinese Classification:	J55    Grinding machine
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	25.080.50 25.080.50    Grinding and polishing machines 25.080.50
Source Content Issued by:	National Technical Committee on Oil Drill Engineering Standardization
Issued on:	2007-10-8
Implemented on:	2008-3-1
Status:	valid
Superseding:	JB/T 2903.2-1994
Target Language:	English
File Format:	PDF
Word Count:	8000 words
Translation Price(USD):	240.0
Delivery:	via email in 1~3 business day

JB/T 2903的本部分规定了丝锥磨床的几何精度和工作精度检验的要求及方法。本部分适用于最大磨削直径5mm~52mm的丝锥磨床。本部分仅适用于机床的精度检验，不适用于机床的运转检查（如振动、非正常的噪声、运动部件的爬行等），或机床的参数检验（如速度、进给量等）。这些检验应在精度检验前进行。