Konke Ukulingana Kwezinhlobo Kuhlinza Ubumnandi Bezinto Ezibalulekileyo ezigcineni eDiamond Drill Bits

Inkinga: Ukuguquka kwezisebenzo ezigcineni eDiamond due to izinto ezingalingani

Xa kunezinguquko ezincane kwinkimbili yekhemikhali noma ubuchwepheshe besibonelo ngasinye sezinto, izicathululo zediamond ziqala ukusebenza ngendlela engavumelekile. Ubungakanani bezigaba ze tungsten carbide banelinganiso futhi. Uma lezi ziguqula kancane phakathi kwe-1 ne-5 micrometers, kubangelisa indlela ethintwayo yokukhulula ukuthi zihlule, lokhu kusho ukuthi ukudonsela kwegadini akuyilinganayo xa kusebenziwa. Ngokomlando wasekuhlaleni, izixhumanisi ezinzululwayo kusobala ukuba zilinde ngaphansi kuka-30% xa zidrillika ekonkretini. Ingenye into ibaluleke kakhulu ivela endleleni amadimondi ayahlukaniswa ngaphakathi kwesibonelo. Xa izinto eziphucawayo azidingeki zifanise, lokhu kubangela izinkinga zonke izinhlobo ngokusheshayo kakhulu kodwa kwenza amagugu angafani nezimpendulo. Lokhu kuyadingeka kakhulu kubo bonke abasebenzisa umsebenzi ongcono. Izikhangeli zetheshi zatholile okunye okuthakatha: ngaphezu kuka-18% yezibonelo ezingenakulingana nokulinganiso kuyadingeka kakhulu ngaphambi kokusebenziswa ngokuvamile.

Iqiniso: Isiphumo seziphawu zamathuba—ubuchwepheshe, ubude busha, umbiko wokugcina—kusebenza kwe-drilling

Ukusebenza kwe-diamond drilling kuyaphilisa kakhulu ekuphileni kwethambo lezinto ezahlukene njengezilingo zokugqagqa, izimo zokuqiniseka, nokuthi yini okujwayele ngokugcwele. Xa kufika kuqiniseka, lokhu kuchaza indima enkulu ekugcwaliseni kwesithamo. Uma kukhona izinkinga ekusunguleni kwezinto, siyakha izindawo eziphakeme zokugcwalisa esizoboneni ukuthi kuzoba kunciphisa isimo se-diamond ngexesha elide. Sisabona izimo apho izilingo zokugqagqa ezingaphezu kuka-50 Vickers ziyakha izinkinga ezinkulu ekuphileni kwento ngokushesha. Futhi ungazange uphinde ube nesikhala ngokuguquguquka okuncane kwe-cobalt binder content. Ukuguquka okuncane kuphela okungaphezu kuka-phansi kwa-0.5% kuyenza ukuthi isimo sesayensi sokudla kwezinto siphulule. Okuqukethwe kakhulu kukuthi kusenzekani uma izinto ezingaphansi zenjalo zingena. Cabanga ngento ethile njenge-sulfur noma i-phosphorus engenayo ikhanda lomthwana oluncane kangaka njengo-0.01%. Le zinto ezingaphansi ziyenzela ukuthi umsebenzi wokusungula uzobuye, ukudala izici ezincane zezimpawu ezo zokugcina kuzosabela ngokushesha. Abazalisi abaningi basebenza ngazo bazi lokho okuxhaswa phakathi kwezinto eziphathelene nokusebenza kwe-drilling, ngaleso sikhathi bayasebenzisa izindlela zokuphatha izimo ezibhekene nezindlela zokwakha izinto.

Ukuthiphelo kwezinto ezibalulekileyo ekungeziwe kumkhawulo wendiza yedrili nokusebenza kwakho

Ubude bokuphila bokudrila obuncane, ukugcwalisa okubi, nokulahlekelwa kokulinganiso ngokuguquguquka kwezinto

Xa izimpendulo ezigcwele azidingi ukuba ziyalingana, iziqhamo ze diamond azilahlale kakhulu futhi izikhathi zabo zenza kube mnyama. Sathola ukuthi ubuchwepheshe be carbide bavaryela ngaphezu kuka 5% kusihlukana nesinye isigaba, okungakha kuthutha kwezivumelwano kusihlukana phakathi kuka 30% kuze kube 50% xa kusebenziswa embonweni yezindiza ezibuthakathaka kakhulu. Umongo wokudweba ungumlando oyisinkinga owavuma kakhulu. Le mvusebusebeni ivala amaphethini amancane athinta kangcono ngemuva njengoba ukudrila kuqhubeka. Kutheni okulandelayo? Iziphawu zamatheko zihlukumeza kakhulu, shesheshi kudinga kuzingaphezu kuka 12.5 micrometer Ra, kanti amanzi amanqamuzi aqala ukushiyekela isimo ngaphezu kuka 0.2 millimeters. Kwemisebenzi engaphandle yokudrila, le nkohlako yonke ibalulekile ekubuyiseni iqhwelo ngokushesha kakhulu. Abasebenzisi emhlabeni bathi bathintana nezimali ezingu-740,000 ngonyaka ngokujwayelekile ngokusho kwebuciko likaPonemon. Ukugcina ubukhona be diamond obulinganayo nokuthi i matrix ikhona ngendlela efanelekile kusiza ukuthi ungafuni le minyaka yonke ngokwahlukanisa umthelelo kusayizi sohle lwesivumelwano ngasikhathi sisebenza.

Izinkinga ekubaleni kusizo ngoba izimboni evela ziyalingana

Izimboni ezingavumelekile zenzela ukuba kusho kakhulu okungavumelekile. Uma uside lwe-grain ye-carbide akuphinde kwi-2–15¼m futhi umthwalo we-cobalt uphinde kube khona kakhulu kunesilinganiso se-1.5wt%, izimo ezifanayo zokudlulisela kwenza imiphumela eyahlukene kakhulu:

Izigaba ezivumelelayo	Izigaba ezilinganako
ukuthambeka kwe-±5% kwezinsuku zokuphila	ukuhluka kwe-40–60% kwezinsuku zokuphila
Kukhona indlela yokulungisa ngaphambilini	Isikhathi esingasakhi manje sithathu kakhulu kunamandla
Ubunzima bezibuko ebalulekileyo	Amaphutha ebhodhi kwezinye ezingu-30% zezimo

Le nkululeko yokuthinta kusabalala kumelana ukuthi kubekezwe izivinini zokugaya ngokushesha—kwayisusa ngama-25%—ukuzivikela ekuphazinyweni. Uma kukhona ukubophelela okuphepha kwimfundo yezinto ezibaleni, abayimfaza akakwazi ukunquma indalo, into ebalulekile uma imisebenzi yokugaya iphumelela kwi-$500/ngohora. Ukucopheleka kokusebenza okutholakala kuyaphinda kuchaza izinguqu lomsebenzi kunazo zonke iindlela kwaye nokufa

Ubungakanani bokungcono nesivumelwano sokugcina kwe-Diamond Bit Manufacturing

Indima yombhalo wemvelo yokwenza ubude nephepha ngendlela enjalo ngokuxweba izintlangu

Kukhona indima enkulu ukuthola izimboni eziqinile kusuku ngasuku uma sifuna ubuchwepheshe bethu obusindwa kube yidinga imiphumo eyodwa njalo. Xa kufika ekuphileni kwamathambo, ukugcina ububi buqinile phakathi kuka cobalt futhi ka nickel futhi ukuthi kunjani umkhawulo wembala yebhronzi okunikezwa kuneke kube yilowo mlando esidinga ukuthole ububi obuhambelana ngaphandle kwezenzo eziningi. Uma kukhona izinguquko zokucindezelwa kwalokho okubili noma ukuthi size zonke izithombe zihambisane, lokhu kudala iingxaki ekubandleni. Okuthiwa yileyo kuyindlela eqhele phakathi kweburu kanye nobubi ibekwe phezu, okubangelwa ukuthi kanjani umfaniso usondela kumthombo wendalo kanye nokuphatha ukwenza kwezibuko. Siyatholile ngokuxoxwa ukuthi ukusayela ngaphezu kuka-730 degrees Celsius nge-350 megapascals kusebenza kangakanani, kodwa kuphela uma konke okufika kusayithemini kuhlala kufanayo ngaso sonke isayizi sezokwelapha.

Umbhalo weshiselwane wecarbide, uhlizo lwesandisa, kanye nesidingo sokulinganisa umbhalo wosayensi

Ubunzima bokulingana kwe-microstructure buhlelekile ekusileni kwesilinga nokusebenza kwekuphinda. Iziphiwo ezifanayo zihlinza:

• Ukuhlanjwa okulinganayo kwegolide ye-carbide , ukukhulula izindawo eziphazamisekayo zokusebenzela
• Ukwahluka okulinganayo kwegunya elibambayo , ukukhulula izinqamuzana ezingaphansi emkhawulweni
• Ukudibanwa okuthembekile phakathi kwe-diamond nge-matrix , ukunciphisa ukusungulwa kwe-diamond ngexesha lokusebenza

Izinguquko zeziphiwo ziqukethe izinkinga njengegquma elibambayo futhi kugcine kakhulu, futhi lezi zindawo ziyahlala kuhlala yizindawo apho amacala amancane avutha. Ngokomzekelo, ukwenzeka kwe-diamond kuhlanganiswa ne-metal ungashintshelwa ngokuqinilexa kwebango lamanqoba ametalika, futhi lokhu kungahlulela ngama-40% ukuthi iziqhamo zibandakanya kangakanani ngokujulile. Ngakho-ke kubalulekile ukuthola ubunzima obufanayo kuqobo ngaloqobo uma sifuna imiphumela embulali emabonakalweni. Abayengci kumele bakulandelela ngokucophelela ngoba noma kunjalo ukuguqulwa okuncane kungenza izinkinga ezinkulu emva kwalokho ngexesha lokwakha.

Umaqondo Wokugcina Ubunzima Ukufinyelela Kukhiyelelo Kwesilinganiso Kwezinhlanza Ngokwenzakalo

Ukuhlaziywa Kwemithombo Yokwenza Nokudala Okulawula Ukugcinwa Kwenzuzo Yezinhlanza

Izinhawu zokulawula ubomi ziqhamuka indima ebalulekile ekugcineni izigaba ezifanayo xa kuyinzuzulwane izibhobho zedrill zediamond. Kabefore okunye ukwenza kuyenzeka, amakhangela akwenza izivikeli ezijulile kumalayizi wokuvolwa. Bayakhetha izimo zekejimika ngasiphezi futhi bahlaziyela amanzi anqamuzana ukuze bakhiphele izinkinga kusihlalo. Izinkundla zamanje zeStatistical Process Control (noma SPC) zilondoloza izinto njengezinkuba zokungena okudinga ukuba isetshenzise kwi-5 degrees Celsius kuphaya noma phansi, nakho kufanelwa ukulandelela izilingo zeqiniso ngendlela yonke yokwakha. Izifundo ezifika kamva emaphukelini wepowda kubonisa ukuthi lezi zinqumo zibangela ukuthi izinkinga zokuqina zibuyeke kwi-0.3 grams per cubic centimeter phakathi kwesigaba esihlukene. Kuphela indawo eyakhikeyo ngayinye, izinkundla zomsebenzi zokubuka zibuyekelela ubuningi ukuze bephile ngaphandle komthelelo omncane, ngaphezu kwe-0.01 millimeters noma kusho konke. Konke lokhu kusiza abakhi kuthola imiphumela efanayo futhi kubeke izici zokuhlukahluka ezibangela izinkinga kumasebe onakekela izibhobho zabo. Izirhaphamandla zasebe zibonisa ukuthi lezi zindlela zokulawula zixhomekeka kwi-17 percent yesimo sonke sezinkinga esibonakala emsebenzini wokudrill.

Indlela yokufaka ubumfihlo	Isiphumo esinamandla kumlando	Isikhathi Sokufakelwa
Ukuchazwa kwesithuthi sezinto ezizungezileyo	Khubaza ukuthi kungabi nomphikaphika kwegunya	Ngamunye umniki wezigaba
Ukulandela KSP	Khimela izilinganiso zokugcwalisa	Ngenyakenkanye
Ukuhlola ngokuzenzakalelayo	Iqiniseza ukucopheleka kwehhandluli	100% yezimali

Ukuxazulula indima: Ukukhona kwezindikima eziningi ngaphandle kwezimboni ezingavumelekile ephungoshe ubunzima

Ukukhona kwezindikima eziningi (25–40% ngemilinganiso) kuthuthukisa imfundo yokugcina kodwa kakhulu kuyakhathaza ukuba kuneziphumo uma izimboni zingavumelekile. Ukuguqulwa kwekarbide yekhangelela noma kwebhinder kwenza amandla aphakeme ayakhazimula ukusuka kwizindikima. Abasebenzisi ababophelela bekhipha lezi ziphumo ngokulondoloza umdodi wokulingana kwesithombe sezigaba:

• Ukumiswa kwegrafu ye-X-ray ukuthi kutholeke ukwabelana okulinganayo kwezindikima
• Izifumo ezivamele ebhinderi enezimali ezigcwele nge-tolerance ye⁤2%
• Ukushisa kwegolide phansi kwemikhawulo engenamandla ukukhusela ukuthi kuwubuke

Le ndlela ethembekile iyakha isimo esifanele sokugcina izindikima futhi ihlinzeke ukulingana kwegolide. Iziseko ezisebenzisa lezi ndlela zilothola ukuphazanyiswa okuncane kangaka (90%) phakathi kwegolide, okwenza amaxesha okugcina akhangelwa futhi ubude bezindleko bahlase.

Imibuzo Evame Ukubuzwa

Yini eyenzela ukuguqulwa kwezimfundo kuzintshontsho zezindikima?

Ukuguqulwa kwezinkomba kumaglathi e-diamond ayisidingo ngoba kunezinkinga ezivamile kumalimi abasebenzisayo, kufaka phakathi izinguquko zokuchithwa kwemali, ubungako be-tungsten carbide, nokwahlukanwa kwezindikima kumalimi.

Kunjani ukuthi amathambo emalimi abasebenzisayo akhulisa inkomba yeglathi?

Noma izinto eziphazanyayo ezincane njenge-sulfur noma i-phosphorus zingavikela indlela yokusinda, iyenzela ukuthi kube nenkinga encane futhi igcwalise ekugcwaliseni ngokuqinisekile, ikhuphuke isimo sesithunzi se-diamond drill bits.

Kunjani indima engiyenzayo inzuzulwane ekukhathazekeni kwe-diamond drill bits?

Inzuzulwane ichaza kakhulu ukushunxwa kwesimilo kanye nokwahluka kwezinselelo kumaglathi e-diamond. Ukungahambelani kwezuzulwane kungahola ekubeni kube nenhlane engezansi eyongeza ukudonsa kwezindikima.

Banganiha njani abayengcisha ukulondoloza kwezinhlayiya ngokuphindaphindiwe kwezimali kwezixhobo?

Abakhi bakhwesha ukulingana kweqembu ngokulondoloza imithetho yokubonga ubomi, njengezilingo zezinto ezivamile, izinhlelo ze-Statistical Process Control (SPC) zokubaka izimo zesinteri, nezimiso ezenziwa ngomshini okulinganisa indima.

Kungani umlinganiso wendima ongenako maphakathi kubalulekile ekwenzeni kwezinkunzi ze-diamond?

Umlinganiso wendima ongenako maphakathi kusibonisa ukuthutha kwegazi lekarbide, ukwahlukana kwehlengahlenga yebinder futhi nokhokhelo olusemthethweni phakathi kwediamond nendima, okubalulekile ekugcineni ubomi bangezo kanye nokusebenza okuhle kweminyaka.

Abakhi bathintana kanjani ngezinkinga zokugcina iqembu elikhulu le-diamond ngelikhashi lokugcina ukulingana kwezinto ezavamile?

Abakhi basebenzisa izimiso ezifana noxray diffraction mapping nezimiso ezihlukene zabhangili zobumba olusemthethweni ukuze bacine umlinganiso wendima ongenako maphakathi okudingekayo ukugcina iqembu elikhulu le-diamond engasayiphula ubomi.