SUOWEITANGKONGJIAGONG（Boring）JIUSHIZHIJIANGGONGJIANSHANGYUANYOUDEKONGJINXINGKUODAHUOJINGHUA。TADETEZHENGbaiSHIXIUZHENGXIAKONGDEPIANXIN、HUODEJINGQUEDEKONGDEWEIZHI，QUDEGAOJINGDUDEYUANDU、YUANZHUDUHEBIAOMIANGUANGJIEDU。SUOYI，TANGKONGJIAGONGZUOWEIYIZHONGGAOJINGDUJIAGONGFAWANGWANGBEISHIYONGZAIZUIHOUDEGONGXUSHANG。LIRU，GEZHONGJIQIDEZHOUCHENGKONGYIJIGEZHONGFADONGJIDEXIANGTI、XIANGGAIDEJIAGONGDENG。

　　HEQITAJIXIEJIAGONGXIANGBI，TANGKONGJIAGONGSHISHUYIZHONGJIAONANDEJIAGONG。TAZHIKAODIAOJIEYIMEIDAOPIAN（HUODAOPIANZUO）YAOJIAGONGCHUXIANGH7、H6ZHEIYANGDEWEIMIJIDEKONG。SUIZHEJIAGONGZHONGXIN（Machiningcenter）DEPUJI，XIANZAIDETANGKONGJIAGONGZHIXUJINXINGBIANCHENG、ANNIUCAOZUODENG。ZHENGYINWEIZHEIYANG，JIUXUYAOYOUGENGJIANDAN、GENGFANGBIAN、GENGJINGMIDEDAOJULAIBAOZHENGTIANBOTIYUDEZHILIANG。ZHEILIZHUYAOCONGGONGJUJISHUDEJIAODULAIFENXIJIAGONGZHONGXINDETANGKONGJIAGONG。

　　一、加工中心的镗孔加工的特点：

　　1、工具转动

　　HECHECHUANGJIAGONGBUTONG，JIAGONGZHONGXINJIAGONGSHIYOUYUGONGJUZHUANDONG，BIANBUKENENGZAIJIAGONGZHONGJISHIZHANGWODAOJIANDEQINGKUANGLAIDIAOJIEJINDAOLIANGDENG。YEBUKENENGXIANGSHUKONGCHECHUANGNEIYANGKEYIZHIDIAOJIESHUKONGANNIUJIUKEYIGAISHUYINSHIBIANJIAGONGZHIJING。ZHEIBIANCHENGLEWANQUANZIDONGHUAJIAGONGDEYIGEHENDADEZHANGAI。YEZHENGYINWEIJIAGONGZHONGXINBUJUYOUZIDONGJIAGONGZHIJINGDIAOJIEJINENG（FUYOUUZHOUJINENGDECHUWAI），JIUYAOQIUTANGDAOBIXUJUYOUWEIDIAOJIGOUHUOZIDONGBUCHANGJINENG，TEBIESHIZAIJINGTANGSHIGENJUGONGCHAYAOQIUYOUSHIBIXUZAIWEIMIJIDIAOJIE。

　　LINGWAI，JIAGONGZHONGXINTANGKONGSHIYOUYUQIEXIEDELIUCHUFANGXIANGZAIBUDUANDIGAIBIAN，SUOYIDAOJIAN、GONGJIANDELENGQUEYIJIQIEXIEDEPAICHUDOUYAOBICHECHUANGJIAGONGSHINANDEDUO。TEBIESHIYONGZONGXINGJIAGONGZHONGXINJINXINGGANGDEMANGKONGCUTANGJIAGONGSHI，ZHIJINZHEIGEWENTIHAIMEIDEDAOWANQUANJIEJUE。

　　2、颤振（Chatter）

　　TANGKONGJIAGONGSHIZUICHANGCHUXIANDE、YESHIZUILINGRENTOUTENGWENTISHIZHANZHEN。ZAIJIAGONGZHONGXINSHANGFASHENGZHANZHENDEYUANYINZHUYAOYOUYIXIAJIDIAN：

　　①工具系统的刚性（Rigidity）：包括刀柄、镗杆、镗头以及中间连接部分的刚性。因为是悬臂加工（StubBoring）所以特别是小孔、深孔及硬质工件的加工时，工具系统的刚性尤为重要。

　　②GONGJUXITONGDEDONGPINGHENG（Balance）：XIANGDUIYUGONGJUXITONGDEZHUANDONGZHOUXIN，GONGJUZISHENRUYOUYIBUPINGHENGZHILIANG，ZAIZHUANDONGSHIYINBUPINGHENGDELIXINLIDEZUOYONGERDAOZHIZHANZHENDEFASHENG。TEBIESHIZAIGAOSUJIAGONGSHIGONGJUDEDONGPINGHENGXINGSUOCHANSHENGYINGXIANGHENDA。

　　③GONGJIANZISHENHUOGONGJIANDEGUDINGGANGXING（ClampingRigidity）：XIANGYIXIEJIAOXIAO、JIAOBODEBUJIANYOUYUQIZISHENDEGANGXINGBUZU，HUOYOUYUGONGJIANXINGZHUANGDENGYUANYINWUFASHIYONGHELIDEZHIJUJINXINGCHONGFENDEGUDING。

　　④DAOPIANDEDAOJIANXINGZHUANG（GeometryofEdge）：DAOPIANDEQIANJIAO、TAOJIAO、DAOJIANBANJING、DUANXIECAOXINGZHUANGDEBUTONGSUOCHANSHENGDEQIEXUEKANGLIYEBUTONG。

　　⑤QIEXUETIAOJIAN（CuttingCondition）：BAOKUOQIEXUESUDU、JINJI、JINDAOLIANGYIJIJIYOUFANGSHIJIZHONGLEIDENG。

　　⑥JIQIDEZHUZHOUXITONG（Spindle）DENG：JIQIZHUZHOUZISHENDEGANGXING、ZHOUCHENGJICHILUNDEXINGNENGYIJIZHUZHOUHEDAOBINGZHIJIAN#hc360FENYEFU#DELIANJIEGANGXING。

　　二、镗刀的选择基准：

　　GENJUJIAGONGNEIRONGDEBUTONGTANGDAODEXUANZEJIZHUNYEBUYIYANG，YIBANLAISHUO，YINGZHUYIXITONGBENSHENDEGANGXING、DONGPINGHENGXING、ROUXING、XINLAIXING、CAOZUOFANGBIANXINGJISHOUMINGHECHENGBEN。

　　1、一体式（Solid）镗刀与模块式（Modular）镗刀

　　GULAODEYITISHITANGDAOZHUYAOYONGZAILIANGTIANBOTIYUDESHENGCHANXIANHUOZHUANYONGJISHANG，DANSHIJISHANGJIQIDEGUIGEYOUDUOZHONGDUOYANG：NT、MT、BT、IV、CV、DVDENGDENG。JISHIGUIGEYIYANG，DAXIAOYEYOUBUTONG。RUBTYOU15、30、40、45、50、60DENGDENG。JISHIGUIGE、DAXIAODOUYIYANG，YOUKENENGLADINGXINGZHUANG、LUOWENBUYIYANG，HUOZHEFALANMIANXINGZHUANGBUYIYANG。ZHEIXIEDOUSHIDEYITISHITANGDAOZAIDUIYINGSHANGYUDAOHENDADEKUNNAN。TEBIESHIJINXIENIANLAI，SHICHANGJIEGOU、SHICHANGXUYAORIXINYUEYI，TIANBOTIYUZHOUQIRIYISUODUAN，ZHEIJIUYAOQIUJIAGONGJIXIEYISHUCHAOJIJIAGONGGONGJUJUYOUGENGCHONGFENDEROUXING（Suppleness）。SUOYIYITISHITANGDAODADUOSHUYICONGGONGCHANGZHONGXIAOSHI。

　　MOKUAISHITANGDAOJISHIJIANGTANGDAOFENWEI：JICHUBING（BasicHolder）、YANZHANGQI（Extension）、JIANJINGQI（Reduction）、TANGGAN）、TANGTOU（BoringHead）、DAOPIANZUO（InsertHolder）、DAOPIAN（Insert）、（DAO#hc360FENYEFU#JIAOHUAN）DENGDUOGEBUFEN，RANHOUGENJUJUTIDEJIAGONGNEIRONG（CUTANG、JINGTANG；KONGDEZHIJING、XIEBEISHENDU、XINGZHUANG；GONGJIANCAILIAODENGDENG）JINXINGZIYOUZUHE。ZHEIYANGBUDANDADADIJIANSHAOLEDAOBINGDESHULIANG，JIANGDILECHENGBEN，YEKEYIXUNSUDUIYINGGEZHONGJIAGONGYAOQIU，BINGYANZHANGDAOJUZHENGTIDESHOUMING。

　　MOKUAISHITANGDAOZUIXIANCHUXIANZAIOUZHOUSHICHANG，DAYUE20NIANQIANRIBENDAZHAOHEJINGJIZHUSHIHUISHE（BIG）YURUISHIKAISERTIANBOTIYUJINXINGJISHUHEZUO，BIG-KAISERMOKUAISHITANGDAOSHOUCICHUXIANZAIRIBENSHICHANG，BINGZHUJIANQUDAILEYITISHITANGDAODEDIWEI。RUJINRIBENDEJIXIEJIAGONGGONGCHANGLI80%YISHANGDOUSHISHIYONGDEBIG-KAISERMOKUAISHITANGDAO。

　　由此显而可见，模块式镗刀具有一体式镗刀无法比拟的优势。当然，这也需要模块式镗刀具有高连接精度和高连接刚性，以及高重复精度和高度的信赖性。

　　2、各种各样的模块式镗刀

　　XIANZAISHICHANGSHANGCUNZAIZHEGEZHONGGEYANGDEMOKUAISHITANGDAOXITONG，TAMENDELIANJIEFANGSHIGEYOUQUBIE。

　　①BIG-KAISERFANGSHI

　　TAZHIYAOKAOYIKEZHUIDUWEI15°DEZHUIXINGLUOSILAILIANJIE，GUDINGSHIYEZHIXUYAOYIZHILIUJIAOXIAOBANSHOU，CAOZUOFEICHANGFANGBIAN。YOUYULUOKONGYUBEILIANJIETIDEZHUIKONGJIANYOUYIDINGDEPIANXIN，DANGXUANJINLUOSISHIYIKAOZHUIMIANDEZUOYONG，JIANGXUANJINLIDEJUEDABUFENZHUANHUAWEIZHOUXIANGDELALI，SHIBEILIANJIEDELIANGBUFENTIEJIN，ERBAOCHIJINGXIANGWEIZHIBUBIAN。GUDINGLUOSIYONGGAOJIANDUANQIANGDUCAILIAOZHICHENG，KECHENGSHOUJIAODANIUJU，BINGQIECUTANGSHISHEYOUJIAQIANGSHUAN。

　　②CEGUSHI

　　XIANERYIJIAN，ZHEIZHONGLIANJIEFANGSHIJINJINSHIDADAOGUDINGDEMUDE。TADEXUANJINLIDEJUEDABUFENDOUXIANGZHEJINGXIANG。BUDANLIANJIETIDEDUANMIANBUNENGMIJIE，JINGXIANGWEIZHIYEHUIFASHENGBIANHUA。

　　③XUANRUSHI

　　SUIRANMIANDEDAOLIANJIE，DANDAOJIANZAIYUANZHOUSHANGDEXIANGWEIHUIFASHENGBIANHUA。

　　④HOUBULAJINSHI

　　DUANMIANDELIANJIEHETIAODONGDOUJIAOHAO，DANCAOZUOXINGHENCHA。

　　⑤QITAFANGSHI

　　CEMIAN90°LIANGDIANGUDINGFANGSHI；CEMIAN180°LIANGDIANQINGXIEGUDINGFANGSHI；ABSFANGSHIDENGDENG。

　　ZONGERYANZHI，MOKUAISHITANGDAOXITONGJUYOUHENDADEYOUSHI，DANBINGBUSHISHUOZHIYAOSHIMOKUAISHIJIUHAO。BIXUCONGLIANJIEGANGXING、JINGDU、CAOZUOXING、JIAGEDENGDUOFANGMIANLAIHENGLIANG。