I-Casing Drilling bit nayo ibizwa ngokuthi i-annular drill, iyithuluzi elinomnotho, elikhiqizayo nelisezingeni eliphezulu lembobo ejulile.Ukukhiqiza kwayo kungaphezu kokuphindwe ka-10 kunomshini ojwayelekile.Kungcono ukusebenzisa i-casing drilling bit ukulungisa imbobo engaphezu kuka-50mm ububanzi. Leli thuluzi lisebenza kulezi zimo ezilandelayo:
(1) Ububanzi bembobo bungama-50mm ngaphezulu, futhi bunokubekezelela okuseduze ekuqondeni nokunemba kwendawo
(2) Isilinganiso sobude nobubanzi bembobo sisebangeni elingu-1~75, kuyisinqumo esingcono kakhulu sokusebenzisa inhloko encane yokumba i-casing kunezinye izindlela zokuwenza.
(3)Impahla yomsebenzi ibiza kakhulu futhi ingqikithi idinga ukulinganisa nokuhlaziywa kwamakhemikhali, futhi yonke i-mandrel eyinhloko idinga ukugodlwa.
(4) Amandla omshini awanele uma umba imbobo enkulu, ngakho-ke i-trepanning iyisinqumo esihle.Ilungele ububanzi obusuka ku-50 kuye ku-600mm (ibha yamathuluzi ehambisanayo nayo kufanele isetshenziswe).
| CHA. | Izinkinga | Isizathu | Isixazululo |
| 1 | I-chip yomshini incane kakhulu | idatha yokusika okungalungile
| Lungisa Isivinini kanye Nokuphakelayo |
| Ijiyomethri ephukile engalungile, i-ellipse angle incane kakhulu noma ijule kakhulu
| Shintsha izinhlobo ze-slot ezinhle | ||
| Ukungaqini kwezinto ezibonakalayo | Lungisa Isivinini kanye Nokuphakelayo | ||
| Ukusika kokuqala okungalungile (i-workpiece ayigxilile) | Isikhungo sembobo yesikhundla | ||
| 2 | I-chip yomshini inkulu kakhulu | idatha yokusika okungalungile | Lungisa Isivinini kanye Nokuphakelayo |
| Ijiyomethri ephukile engalungile, i-ellipse angle incane kakhulu noma ijule kakhulu | Shintsha izinhlobo ze-slot ezinhle | ||
| 3 | Machining chips awafani | Izinto zokwakha azifani | Shintsha izinhlobo ze-slot ezinhle |
| Indlela yokudla engalungile (i-hydraulic feeding) | Hlola nomkhiqizi | ||
| Ukupholisa akukuhle | Yenza ukupholisa kube kukhudlwana | ||
| Ukudlidliza okunamandla okubangelwa ukuqina okunganele kwe-workpiece kanye nethuluzi Impahla ye-workpiece ayizinzile | Hlola nomkhiqizi | ||
| 4 | Izithako ze-iron fibrous | Izinto zokwakha azifani | Shintsha izinhlobo ze-slot ezinhle |
| Indlela yokudla engalungile (i-hydraulic feeding) | Hlola nomkhiqizi | ||
| Isipholile esinganele | Isipholile esihlanzekile | ||
| Chemical affinity reaction emkhatsini workpiece kanye carbide ithuluzi | shintsha | ||
| ukukhishwa kwe-chip edge | shintsha | ||
| okuphakelayo kuphansi kakhulu | Thuthukisa ukondla | ||
| 5 | Ukucutshungulwa kokufakwa kwe-carbide enosimende | Umsiki akasheshi | Shintsha |
| I-Coolant ayisebenzi kahle | Hlola ukugeleza nokucindezela | ||
| Isipholile esinganele | Hlola isipholile | ||
| Ukubekezelelana kwe-Guide bushing kuncane kakhulu | Shintsha | ||
| Ibha yokubhoboza kanye ne-spindle ku-eccentric | Shintshela ku-eccentric | ||
| Ipharamitha yomsiki engalungile | Shintsha | ||
| Izinto zokwakha azinzile | Setha isivinini esifanele kanye nokudla |