Isicelo
Ukwakheka kwamatye:
Iibhithi zokubhola ze-oilfield roller cone zisetyenziswa kakhulu kwiintlobo ezahlukeneyo zeemilo zamatye, kuquka i-sandstone, i-shale, i-mudstone, kunye namatye aqinileyo. Ukukhetha uhlobo lwe-roller cone drill bit kuxhomekeke kubunzima kunye neempawu zokwakheka kwelitye.
Iinjongo zokubhola:
Iinjongo zokugrumba zikwachaphazela ukukhethwa kweebhithi zokugrumba ze-roller cone. Umzekelo, ukugrumba imigodi yeoyile kunye nemigodi yegesi yendalo kunokufuna iintlobo ezahlukeneyo zeebhithi zokugrumba ukuze kuhlangatyezwane neemeko ezahlukeneyo zejoloji kunye neemfuno zemigodi.
Isantya sokubhola:
Uyilo kunye nokusebenza kwee-drill bits ze-roller cone zichaphazela ngokuthe ngqo isantya sokugrumba. Xa kufuneka ukugrumba ngokukhawuleza, kubalulekile ukukhetha ii-drill bits ezibonelela ngokusebenza kakuhle kokusika kunye nokumelana nokuguguleka.
Indawo yokubhola:
Ukugrumba i-oyile kudla ngokwenzeka kwiimeko ezimandundu zendalo, kuquka amaqondo obushushu aphezulu, uxinzelelo oluphezulu, kunye nokuguguleka okuphezulu. Ke ngoko, ii-roller cone drill bits kufuneka zikwazi ukusebenza ngokuqhubekayo phantsi kwezi meko kwaye zibe nobomi obude benkonzo.
Ngamafutshane, iimpawu kunye nokusetyenziswa kweebhithi zokubhola ze-oilfield roller cone kuxhomekeke kwiimeko zejoloji, iinjongo zokubhola, kunye neemfuno zokusingqongileyo. Ukukhethwa ngokufanelekileyo kunye nokugcinwa kweebhithi zokubhola ze-roller cone kubalulekile ekuphuculeni ukusebenza kakuhle kokubhola kunye nokunciphisa iindleko. Ezi bhithi zokubhola zidlala indima ebalulekileyo ekubholeni kwe-oilfield kwaye zibaluleke kakhulu kwishishini lamandla.
Iimpawu
Ukukhetha izinto:
Iibhithi zokubhola ze-oilfield roller cone zihlala zenziwe ngee-alloys eziqinileyo (iintsimbi eziqinileyo) njengoko kufuneka zisebenze kwiindawo ezinobushushu obuphezulu, uxinzelelo oluphezulu, kunye neendawo ezigugileyo. Ii-alloys eziqinileyo zihlala ziquka izinto ze-cobalt kunye ne-tungsten carbide, ezibonelela ngobunzima obuhle kunye nokumelana nokugugileyo.
I-Taper kunye nemilo:
Imilo kunye ne-taper yee-roller cone drill bits zinokulungiswa ukuze zilungele iimeko ezahlukeneyo zejoloji kunye neenjongo zokubhola. Iimilo eziqhelekileyo ziquka i-flat (i-milled tooth), i-round (i-insert tooth), kunye ne-conical (i-tri-cone) ukuze zilungele iintlobo ezahlukeneyo zezakhiwo zamatye.
Ubungakanani bebhithi yokubhola:
Ubungakanani beebhithi zokubhola bunokukhethwa ngokusekelwe kububanzi kunye nobunzulu bebhobo ukuze kufezekiswe ukusebenza kakuhle kokubhola. Iibhithi zokubhola ezinkulu zihlala zisetyenziselwa iibhobo ezinkulu, ngelixa ezincinci zifanelekile kwiibhobo ezincinci.
Izakhiwo zokusika:
Iibhithi zokubhola ze-roller cone zihlala zinezakhiwo zokusika ezifana neeprotrusions, imiphetho yokusika, okanye iincam ze-chisel zokusika nokususa ukwakheka kwamatye. Uyilo kunye noyilo lwezi zakhiwo luchaphazela isantya sokubhola kunye nokusebenza kakuhle.
Ulwazi olubalulekileyo
| Amabanga | Uxinano (g/cm³)±0.1 | Ukuqina (HRA)±1.0 | I-Cobalt (%)±0.5 | I-TRS (MPa) | Isicelo Esicetyiswayo |
| KD603 | 13.95 | 85.5 | 2700 | Amazinyo e-alloy kunye nee-drill bits ezinezakhiwo zamazinyo eziveziweyo nezintsonkothileyo, ezifanelekileyo ukubhola uxinzelelo oluphezulu, kwaye ezilungelelaniswa neemeko zejoloji ezinzima okanye ezinzima. | |
| KD453 | 14.2 | 86 | 2800 | Zombini ukuphakama kwentloko evulekileyo yesixhobo kunye noxinzelelo lokubhoboza ziphakathi, | |
| KD452 | 14.2 | 87.5 | 3000 | Zombini ukuphakama kwentloko evulekileyo yezinto ezifakiweyo kunye noxinzelelo lokubhola ziphakathi, zisetyenziselwa ukubhola ukwakheka kwelitye eliqinileyo okanye eliqinileyo, ukumelana nokuguguleka kwalo kungaphezulu kune-KD453. | |
| KD352C | 14.42 | 87.8 | 3000 | Le nto yenzelwe amazinyo axutyiweyo anamazinyo abonakalayo kunye nolwakhiwo olulula lwamazinyo, afanelekileyo kwiimeko zejoloji ukusuka kobunzima obuphakathi ukuya kobuthambileyo kancinci. | |
| KD302 | 14.5 | 88.6 | 3000 | Yenzelwe ii-drill bits ezingabonakaliyo ezinamazinyo avulekileyo, isakhiwo samazinyo esilula, kwaye ifanelekile ekukhupheni amatye aqinileyo okanye i-ore yesinyithi engenasinyithi. | |
| KD202M | 14.7 | 89.5 | 2600 | Ifakwe kwii-inserts ze-diameter keep, i-back inserts, i-serrate inserts |
Iinkcukacha zeMveliso
| Uhlobo | Ubukhulu | |||
| Ububanzi (mm) | Ubude (mm) | Ubude besilinda (mm) | ||
![]() | I-SS1418-E20 | 14.2 | 18 | 9.9 |
| I-SS1622-E20 | 16.2 | 22 | 11 | |
| I-SS1928-E25 | 19.2 | 28 | 14 | |
![]() | I-SX1014-E18 | 10.2 | 14 | 8.0 |
| I-SX1318-E17Z | 13.2 | 18 | 10.5 | |
| I-SX1418A-E20 | 14.2 | 18 | 10 | |
| I-SX1620A-E20 | 16.3 | 19.5 | 9.5 | |
| I-SX1724-E18Z | 17.3 | 24 | 12.5 | |
| I-SX1827-E19 | 18.3 | 27 | 15 | |
![]() | SBX1217-F12Q | 12.2 | 17 | 10 |
| SBX1420-F15Q | 14.2 | 20 | 11.8 | |
| SBX1624-F15Q | 16.3 | 24 | 14.2 | |
![]() | SP0807-E15 | 8.2 | 6.9 | / |
| I-SP1010-E20 | 10.2 | 10 | / | |
| SP1212-E18 | 12.2 | 12 | / | |
| SP1515-G15 | 15.2 | 15 | / | |
![]() | SP0606FZ-Z | 6.5 | 6.05 | / |
| SP0805F-Z | 8.1 | 4.75 | / | |
| SP0907F-Z | 10 | 6.86 | / | |
| I-SP1109F-VR | 11.3 | 8.84 | / | |
| SP12.909F-Z | 12.9 | 8.84 | / | |
| Iyakwazi ukwenza ngokwezifiso ngokweemfuno zobungakanani kunye nemilo | ||||












