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1、中華人民共和國國家計(jì)量檢定規(guī)程JJG57-1999光學(xué)、數(shù)顯分度頭Optical瓏夢(mèng)talDividingHead1999一09一06發(fā)布1999一12一06實(shí)施國家質(zhì)量技術(shù)監(jiān)督局發(fā)布刀C57-1999光學(xué)、數(shù)顯分度頭檢定規(guī)程}}o}po}0}一0.一O}O.O}MMO}O}MMpJJG57-1999VerificationRegulationof代替JJG57-1984.LTG6061989、.o.o.o.o.o.o.o.o.o.o.o.o.o.o.o.o滬OpticalDigitalDividingHead本規(guī)程經(jīng)國家質(zhì)量技術(shù)監(jiān)督局于1999年09月06
2、日批準(zhǔn)，并自1999年12月06日起施行。歸口單位:全國幾何量角度計(jì)量技術(shù)委員會(huì)起草單位:航空工業(yè)總公司第三O四研究所本規(guī)程委托全國幾何量角度計(jì)量技術(shù)委員會(huì)負(fù)責(zé)解釋JJG57-1999本規(guī)程主要起草人:張玉文(航空工業(yè)總公司第三0四研究所)陳照聚(航空工業(yè)總公司第三0四研究所)參加起草人:李景芳(航空工業(yè)總公司第三0四研究所)周自力(航空工業(yè)總公司第三0四研究所)JJG57-1999目錄1概述···?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ！ぁぁ！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?/p>
3、······??(1)2檢定項(xiàng)目和檢定條件···········，·································。······，······。·········??(1)2.1分度頭的檢定項(xiàng)目和檢定工具········。···········································。·??(1)2.2檢定條件············?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?、············一(2)3技術(shù)要求和檢定方法······，·
4、···································?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ??(2)3.1外觀及各部件的相互作用····，··········································，············??(2)3.2工作臺(tái)工作面的平面度·································一，’······················??(3)3.3工作臺(tái)側(cè)工作面的直線度···············································
5、·············??(4)3.4分度頭和尾座定位靠止面對(duì)工作臺(tái)側(cè)工作面的平行度························??(4)3.5工作臺(tái)側(cè)工作面對(duì)上工作面的垂直度················?！ぁぁ?，························??(4)3.6主軸軸線對(duì)工作臺(tái)工作面、側(cè)工作面的平行度·································??(4)3.7頂針斜向圓跳動(dòng)?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?。························。··············，·······
6、···??(5)3.8分度頭頂針和尾座頂針軸心線對(duì)工作臺(tái)工作面和側(cè)工作面的平行度·····。??(6)3.9尾座頂針移動(dòng)方向?qū)ぷ髋_(tái)工作面和側(cè)工作面的平行度·····················??(6)3.10分度頭緊靠垂直限位螺釘時(shí)，主軸軸線對(duì)工作臺(tái)工作面的垂直度······??(6)3.11主軸鎖緊時(shí)引起的示值變化·····。··。········，····································??(7)3.12主軸正反轉(zhuǎn)360’回原位誤差和回程誤差················?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?/p>
7、····。?(8)3.13示值誤差······················。·················································?！ぁぁぁぁ??(8)4檢定結(jié)果的處理和檢定周期········································?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ??(11)4.1檢定結(jié)果的處理·························。·······················。······················??(11)4.2檢定周期··。·····
8、··························
