
Sena ke Sesebelisoa sa Trepanning (hape e tsejoa e le ho phunya sekoti kapa core drill), sesebelisoa se ikhethileng sa ho seha bakeng sa machining a lesoba le tebileng se tlosang lintho ka nepo ka ho seha groove ea annular, e siea motheo o tiileng o tiile. E loketse ho phunya masoba a tebileng a bophara bo boholo, ho fokotsa haholo litšila le nako ea ho sebetsa.
| Karolo | Mosebetsi | Boitsebiso/Dikarolo |
|---|---|---|
| Lisebelisoa tsa ho Seha | Methati ea mantlha ea ho tlosa thepa ea annular | Carbide (mohlala, YG8, WC-Co) kapa carbide e koahetsoeng, e loketseng carbon steel, stainless steel, titanium alloys, joalo-joalo. |
| Lipapali tsa Tataiso | Tsitsisa sesebelisoa mme u netefatse ho otloloha ha lesoba / cylindricity | Ho kenya li-tungsten carbide, tse nang le tumello ea 0.02-0.05 mm ho tloha leboteng la lesoba ho fokotsa ho kheloha ha lisebelisoa. |
| 'Mele oa Sesebelisoa | E kenya li-mounts le li-pads tsa tataiso, e kopanya likanale tse pholisang | 42CrMo tšepe ea alloy, e tšoaroang ka mocheso ho HRC 30-35 bakeng sa ho tiea ho hoholo le ho hanyetsa tšusumetso. |
| Sehokelo sa Khokahano | E hokela ho li-tubes tse boring kapa li-toolholders tse tebileng | E hlophisitsoe hantle kapa e lekana hantle ho netefatsa hore ho na le concentricity le phetisetso ea torque. |
| Sehlopha sa Parameter | Litlhaloso Tse Tloaelehileng | Lintlha |
|---|---|---|
| Phapang ea Hole Diameter | φ80–φ500 limilimithara | Li-diameter tse kholoanyane li fumaneha ka kopo. |
| Boholo bo tebileng ba ho sebetsa | 5000 limilimithara | E ipapisitse le sekhahla sa sesebelisoa sa mochini le bolelele ba tube e boring. |
| Palo ea Lisebelisoa tsa ho Seha | 4-8 likotoana | E ajoa ka ho lekana bakeng sa ho itšeha ho tsitsitseng. |
| Palo ea Lipampiri tsa Tataiso | 4-6 likotoana | E ts'oarehile ka li-insert bakeng sa tataiso e nepahetseng. |
| Khatello e Phodileng | 5–15 MPa | E etsa bonnete ba hore li-chips lia emisoa 'me li tlosoa hantle. |
| E khothalelitsoeng ho itšeha Parameters | Ho khaola lebelo v = 40-80 m / min Sekhahla sa phepelo f = 0.15–0.4 mm/rev | Fetola ho ipapisitsoe le thepa ea workpiece; ho kenya carbide ho lumella lebelo le phahameng. |
| Ho Nepaha ha Mochini | Hole Tolerance IT8–IT10 Bokhopo ba Bokaholimo Ra 3.2–6.3 μm | Qetello e latelang (mohlala, honing) ea hlokahala bakeng sa ho nepahala ho holimo. |