I-Tungsten Carbide vs High-Speed Steel: I-Ultimate Showdown Yezinto Zokugaya Quill

Emkhakheni wokugaya ngokunemba, ukukhethwa kwezinto zokugaya i-quill kuthinta ngokuqondile ikhwalithi yomshini nokusebenza kahle. I-Carbide ne-high-speed steel (HSS), njengezinto ezimbili ezivamile, ngayinye ibonisa izici zokusebenza ezihlukile, idala "umdlalo wokugcina" othakazelisayo.

Ukuqhathanisa Ukusebenza Okubalulekile 

I-Tungsten carbide, ngokuyinhloko eyakhiwe nge-tungsten carbide ene-cobalt njengesibophezelo, ifinyelela ubulukhuni be-HRA 88-93, i-elastic modulus efika ku-600 GPa, namandla acindezelayo angaphezu kuka-4,000 MPa. Uma kuqhathaniswa, i-HSS ivamise ukuba nobulukhuni be-HRC 63-67, i-elastic modulus engaba ngu-200 GPa, namandla acindezelayo acishe abe ngu-2,500 MPa. Lezi zakhiwo eziyisisekelo zinikeza i-carbide inzuzo ekuqineni nasekuqineni kokugqoka.

Ukusebenza Kwesicelo Esisebenzayo 

Kuzinhlelo zokusebenza ezinezilinganiso zobude nobubanzi obudlula u-4:1, izinsimbi zokugaya i-carbide zibonisa izinzuzo ezingenakubuyiseleka. Imodulus yabo ephezulu yokunwebeka iqinisekisa ukuthi, ngaphansi kwezimo ezifanayo zomthwalo, ukuchezuka kuyingxenye eyodwa kwezintathu kuphela ye-HSS. Lokhu kubalulekile ekugayweni kwe-deep-hole kanye nokunemba kokugaya kwangaphakathi kwe-cylindrical. Ukuhlola okungokoqobo kukhombisa ukuthi lapho kwenziwa izimbobo ezijulile kuno-150 mm, izinsimbi ze-carbide zingagcina amaphutha ayindilinga ngaphakathi kuka-0.005 mm, kuyilapho izinsimbi ze-HSS zivame ukubonisa ukuchezuka okudlula u-0.02 mm.

Ukuhlaziywa Kwezomnotho 

Nakuba izindleko zokuthenga zokuqala zamasondo okugaya i-carbide ziphakeme ngokuphindwe izikhathi ezingu-3-5 kunezinsimbi zamasondo e-HSS, impilo yabo yesevisi ngokuvamile iba yinde ngokuphindwe ka-10-15. Isibonelo, kulayini wokukhiqiza izingxenye zezimoto, ukushintshela kuma-quill e-carbide izikhawu ezinwetshiwe zokushintsha ithuluzi ukusuka emahoreni ayi-8 kuye kwangama-120 futhi kwehlise izinga lokungasebenzi kahle komkhiqizo lisuka ku-3% laya ku-0.5%. Uma kucatshangelwa isikhathi sokuphumula, izindleko zabasebenzi, kanye namazinga e-scrap, i-carbide inikeza ukusebenza kahle komnotho okungcono kakhulu.

Izincomo zesimo sohlelo lokusebenza 

Izinsimbi zokugaya ze-HSS zisabambe izinzuzo ezindaweni ezithile:  

1. Eqeqebeni elincane, ukukhiqizwa okuguquguqukayo okuphezulu, lapho izindleko eziphansi zokuqala zokutshala zibalulekile.  

2. Lapho kwenziwa izinto eziqinile ezithambekele onqenqemeni olwakhiwe, i-HSS inikeza izakhiwo ezingcono zokulwa nokunamathela.  

3. Ngezinhlelo zokusebenza eziyinkimbinkimbi zokugaya iphrofayili, i-HSS kulula ukuyishintsha ibe yizimo ezikhethekile.

Amathrendi Okuthuthukisa Ikusasa  

Ngokuvela kwe-nano-grained carbide kanye nezinto zokusebenza ze-gradient, ukusebenza kwe-carbide kuyaqhubeka nokuba ngcono. Ngaleso sikhathi, i-HSS igcina ukuncintisana kwayo emikhakheni ethile ngokusebenzisa ubuchwepheshe be-powder metallurgy kanye nezinqubo zokumboza ezithuthukile. Zombili izinto ezisetshenziswayo zizophila ndawonye futhi zithuthuke ngokufana ngekusasa elibonakalayo, kodwa ukubusa kwe-carbide kumashini wokunemba okuphezulu kuzoqhubeka nokuqina.

Ukukhetha into efanele yokugaya i-shaft kudinga ukucatshangelwa ngokucophelela kwezidingo zomshini, umthamo wokukhiqiza, kanye nesabelomali. Ngokukhiqizwa kwesimanjemanje, ukuphishekela ukunemba okuphezulu nokusebenza kahle, i-carbide ngokungangabazeki iyitshalomali elizuzisa kakhulu.

Uma udinga ama-quill wokugaya, wamukelekile ukuthintana ne-Zhuzhou Better Tungsten Carbide Company.