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什么是形位公差 它包括形状公差和位置公差 二维码
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引言:在机械加工中,我们需要了解一下什么是形位公差,因为在机械加工后零件的实际要素相对于理想要素总有误差,而形位公差则包括了形状公差和位置公差,本文会具体介绍这两种公差。 形位公差一般也叫几何公差包括形状公差和位置公差。任何零件都是由点、线、面构成的,这些点、线、面称为要素。机械加工后零件的实际要素相对于理想要素总有误差,包括形状误差和位置误差。这类误差影响机械产品的功能,设计时应规定相应的公差并按规定的标准符号标注在图样上。 20SHIJI50NIANDAIQIANHOU,GONGYEHUAGUOJIAJIUYOUXINGWEIGONGCHABIAOZHUN。GUOJIBIAOZHUNHUAZUZHI(ISO)YU1969NIANGONGBUXINGWEIGONGCHABIAOZHUN,1978NIANTUIJIANLEXINGWEIGONGCHAJIANCEYUANLIHEFANGFA。ZHONGGUOYU1980NIANBANBUXINGZHUANGHEWEIZHIGONGCHABIAOZHUN,QIZHONGBAOKUOJIANCEGUIDING。XINGZHUANGGONGCHAHEWEIZHIGONGCHAJIANCHENGWEIXINGWEIGONGCHA。 JIAGONGHOUDELINGJIANHUIYOUCHICUNGONGCHA,YINERGOUCHENGLINGJIANJIHETEZHENGDEDIAN、XIAN、MIANDESHIJIXINGZHUANGHUOXIANGHUWEIZHIYULIXIANGJIHETIGUIDINGDEXINGZHUANGHEXIANGHUWEIZHIJIUCUNZAICHAYI,ZHEIZHONGXINGZHUANGSHANGDECHAYIJIUSHIXINGZHUANGGONGCHA,ERXIANGHUWEIZHIDECHAYIJIUSHIWEIZHIGONGCHA,ZHEIXIECHAYITONGCHENGWEIXINGWEIGONGCHA。XIAMIAN,WOMENJUTILAIJIESHAOYIXIAXINGZHUANGGONGCHAHEWEIZHIGONGCHA。 形状公差 XINGZHUANGGONGCHASHIZHIDANYISHIJIYAOSUDEXINGZHUANGSUOYUNXUDEBIANDONGLIANG,RUPINGMIANDU、YUANDU、YUANZHUDU、ZHIXIANDU、LUNKUODUDENG。SHIBEICEYAOSUDEJIHEXINGZHUANGDEGONGCHA,JIJIHEXINGZHUANGDEZHUNQUEXING,BUCUNZAIDUIJIZHUNDEWUCHA,SHIDULIDEWUCHA。XINGZHUANGGONGCHABAOKUOZHIXIANDU、PINGMIANDU、YUANDU、YUANZHUDU、XIANLUNKUODUHEMIANLUNKUODU。 ![]() 1、ZHIXIANDU 北京快3 FUHAOWEIYIDUANHENGXIAN(-),SHIXIANZHISHIJIZHIXIANDUILIXIANGZHIXIANBIANDONGLIANGDEYIXIANGZHIBIAO。TASHIZHENDUIZHIXIANFASHENGBUZHIERTICHUDEYAOQIU。 2、PINGMIANDU FUHAOWEIYIPINGXINGSIBIANXING,SHIXIANZHISHIJIPINGMIANDUILIXIANGPINGMIANBIANDONGLIANGDEYIXIANGZHIBIAO。TASHIZHENDUIPINGMIANFASHENGBUPINGERTICHUDEYAOQIU。 3、YUANDU 北京快3 FUHAOWEIYIYUAN(○),SHIXIANZHISHIJIYUANDUILIXIANGYUANBIANDONGLIANGDEYIXIANGZHIBIAO。TASHIDUIJUYOUYUANZHUMIAN(BAOKUOYUANZHUIMIAN、QIUMIAN)DELINGJIAN,ZAIYIZHENGJIEMIAN(YUZHOUXIANCHUIZHIDEMIAN)NEIDEYUANXINGLUNKUOYAOQIU。 4、YUANZHUDU FUHAOWEILIANGXIEXIANZHONGJIANJIAYIYUAN(/○/),SHIXIANZHISHIJIYUANZHUMIANDUILIXIANGYUANZHUMIANBIANDONGLIANGDEYIXIANGZHIBIAO。TAKONGZHILEYUANZHUTIHENGJIEMIANHEZHOUJIEMIANNEIDEGEXIANGXINGZHUANGWUCHA,RUYUANDU、SUXIANZHIXIANDU、ZHOUXIANZHIXIANDUDENG。YUANZHUDUSHIYUANZHUTIGEXIANGXINGZHUANGWUCHADEZONGHEZHIBIAO。 5、XIANLUNKUODU 北京快3 FUHAOWEIYISHANGTUDEQUXIAN(⌒),SHIXIANZHISHIJIQUXIANDUILIXIANGQUXIANBIANDONGLIANGDEYIXIANGZHIBIAO。TASHIDUIFEIYUANQUXIANDEXINGZHUANGJINGDUYAOQIU。 6、MIANLUNKUODU 北京快3 FUHAOSHIYONGYIDUANXIANJIANGXIANLUNKUODUDEFUHAOXIAMIANFENGBI,SHIXIANZHISHIJIQUMIANDUILIXIANGQUMIANBIANDONGLIANGDEYIXIANGZHIBIAO。TASHIDUIQUMIANDEXINGZHUANGJINGDUYAOQIU。 7、PINGXINGDU DENGYUJICHUDECHICUNGONGCHAZHIHUOSHIZHIXIANDUHEPINGMIANDUWEIZHUGONGCHAZHIDEJIAODAZHE。 位置公差 WEIZHIGONGCHASHIZHIGUANLIANSHIJIYAOSUDEFANGXIANGHUOWEIZHIDUIJIZHUNSUOYUNXUDEBIANDONGQUANLIANG。WEIZHIGONGCHADAISHIXIANZHIGUANLIANSHIJIYAOSUBIANDONGDEQUYU,BEICESHIJIYAOSUWEIYUCIQUYUNEIWEIHEGE。GENJUGUANLIANYAOSUDUIJIZHUNDEGONGNENGYAOQIU,WEIZHIGONGCHAYOUFENWEIDINGXIANGGONGCHA、DINGWEIGONGCHAHETIAODONGGONGCHASANLEI。 ![]() 1、DINGXIANGGONGCHA:DINGXIANGGONGCHASHIZHIGUANLIANSHIJIYAOSUDUIJIZHUNZAIFANGXIANGSHANGYUNXUDEBIANDONGQUANLIANG。DINGXIANGGONGCHADAIDEFANGXIANGSHIGUDINGDE,TAYOUJIZHUNQUEDING,ERQIWEIZHIZEKEZAICHICUNGONGCHADAINEIFUDONG。ZHEILEIGONGCHABAOKUOPINGXINGDU、CHUIZHIDUJIQINGXIEDUSANZHONG。 BEICEYAOSUYOUZHIXIANHEPINGMIAN,JIZHUNYAOSUYEYOUZHIXIANHEPINGMIAN,GUBEICEYAOSUXIANGDUIYUJIZHUNYAOSUDEFANGXIANGGONGCHAKEFENWEIXIANDUIXIAN、XIANDUIMIAN、MIANDUIXIANHEMIANDUIMIANSIZHONGQINGKUANG。GENJUBEICEYAOSUDEGONGNENGYAOQIUJIJIHETEZHENG,DINGXIANGGONGCHAYOUKEFENWEIJIDINGYIGEFANGXIANG、JIDINGLIANGGEFANGXIANGHERENYIFANGXIANGSANZHONG。 2、DINGWEIGONGCHA:DINGWEIGONGCHASHIZHIGUANLIANYAOSUDUIJIZHUNZAIWEIZHISHANGYUNXUDEBIANDONGQUANLIANG。DINGWEIGONGCHADAIXIANGDUIYUJIZHUNDEWEIZHISHIGUDINGDE。DINGWEIGONGCHADAIJIKONGZHIBEICEYAOSUDEWEIZHIWUCHA,YOUKONGZHIBEICEYAOSUDEFANGXIANGWUCHAHEXINGZHUANGWUCHA。ERDINGXIANGGONGCHADAIJIKONGZHIBEICEYAOSUDEFANGXIANGWUCHA,YOUKONGZHIQIXINGZHUANGWUCHA。ERXINGZHUANGGONGCHADAIZEZHINENGKONGZHIBEICEYAOSUDEXINGZHUANGWUCHA。 DINGWEIGONGCHABAOKUOTONGZHOUDU、DUICHENGDU、HEWEIZHIDUSANZHONG。TONGZHOUDUGONGCHAYONGYUKONGZHIZHOULEILINGJIANDEBEICEZHOUXIANDUIJIZHUNZHOUXIANDETONGZHOUDUWUCHA。DUICHENGDUGONGCHAYONGYUKONGZHIBEICEYAOSUZHONGXINPINGMIAN(HUOZHOUXIAN)DUIJIZHUNZHONGXINPINGMIAN(HUOZHOUXIAN)DEGONGMIAN(HUOGONGXIAN)XINGWUCHA。WEIZHIDUGONGCHAYONGYUKONGZHIBEICEYAOSU(DIAN、XIAN、MIAN)DUIJIZHUNDEWEIZHIWUCHA。WEIZHIWUCHAKEFENWEIJIDINGYIGEFANGXIANG、JIDINGLIANGGEFANGXIANGHERENYIFANGXIANGSANZHONG,HOUZHEYONGDEZUIDUO。 北京快3 3、TIAODONGGONGCHA:TIAODONGGONGCHASHIGUANLIANSHIJIYAOSURAOJIZHUNZHOUXIANXUANZHUANYIZHOUHUORUOGANCIXUANZHUANSHISUOYUNXUDEZUIDATIAODONGLIANG。TIAODONGGONGCHAFENWEIYUANTIAODONGYUQUANTIAODONGLIANGLEI。YUANTIAODONGYOUFENWEIJINGXIANGYUANTIAODONG、DUANMIANYUANTIAODONGYUXIEXIANGYUANTIAODONGSANXIANG;QUANTIAODONGFENWEIJINGXIANGQUANTIAODONGHEDUANMIANQUANTIAODONG。 北京快3 ZAILEJIEXINGWEIGONGCHADESHIHOU,WOMENZHIDAOLEXINGWEIGONGCHABAOKUOXINGZHUANGGONGCHAHEWEIZHIGONGCHA,JIXIEJIAGONGHOULINGJIANDESHIJIYAOSUXIANGDUIYULIXIANGYAOSUHUIYOUWUCHA,ZHEIQIZHONGJIUBAOHANLEXINGZHUANGGONGCHAHEWEIZHIGONGCHA。WENZHONGJIESHAOLEXINGZHUANGGONGCHADEZHIXIANDU、PINGMIANDU、YUANDU、YUANZHUDU、XIANLUNKUODU、MIANLUNKUODUHEPINGXINGDUDENG,YEJIESHAOLEDINGXIANGGONGCHA、DINGWEIGONGCHAHETIAODONGGONGCHAZHEISANLEIWEIZHIGONGCHA,SHIWOMENJINYIBULEJIELESHENMESHIXINGWEIGONGCHA。GUANYUJIXIEJIAGONGZHONGDEYIXIEGONGCHAZHISHI,KEYIGUANZHUWOMENDEGONGZHONGHAO,LEJIEBEIJINGKUAI3XIANGGUANZHISHI。 ![]() |
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