????????????????????????(2)

?й???????????????? ???????

???????????????????

(1) ???????????????

????
???????
???????(PCD)
?????????????
???????
??????????(PCBN)
???????????????(Al2O3)?????????(Si3N4)????????
TiC(N)???????????????
??????????????????WC????TiC(N)???????????????塣???????
a)????CVD??TiCN+Al2O3+TiN??TiCN+Al2O3?? TiCN+Al2O3+HfN??TiN+Al2O3??TiCN??TiB2???PVD??TiAlN/TiN??TiAlN??
b)????????廯????MoS2??WS2?????????????
?????????????????(0.2-0.5um)??WC??????????TaC??NbC??
???????????PM HSS?????????????HSS??E

(2) ??????????????????????

???????????????????????????????????????????????????????????????????????????????Ч???????????????????

    ???????????
    ????С??????PCD>?????????? PCBN>Al2O3??>Si3N4??>TiC(N)???????>WC??????????????>?????HSS??
    ????????С??HSS>WC??>TiC(N)??>Si3N4??>Al2O3??>PCD>PCBN??
    ?????????С??HSS>WC??>TiC(N)??>PCBN>PCD>Si3N4??>Al2O3????
    ???????PCD700??-800?棻PCBN1400??-1500?棻???1100??-1200?棻TiC(N)??900??-1100?棻????????????WC??800??-900?棻HSS600??-700?檔

    ?????????????????????
    ??????????????????????????????????????????峬????????????????????????????????
    ????????????????Al2O3??????????????????????????PCBN????45-65HRC??????????????????Si3N4??PCBN????????????????????????????????????????????????????????WC????????????TiCN??TiAlN??TiN??????TiC(N)??????????????????帴?????????????????
    ????????????????????????????Si3N4???????????SiC???????????Sialon??????????????????PCBN???????100-200m/min??????????????????????ó???????????????????
    ????????????? WC????????????????????????????????????????????????y???????

?????????????????????

BT???????????7??24?????????? HSK???????????1??10?????????

BT??????7??24??

BT?????????????

HSK??????1??10??

HSK?????????????

    ???????????? ???????????????????????????к?????
    BT????/????????
    ??????????????? (n=15000r/min??F=15kN) ???????/?????????????????μ???????????????????????????з??????????????????????????????????λ??????????λ?????????????????????