
Izi ndi Chida cha Trepanning (yomwe imadziwikanso kuti kubowola hollow kapena core drill), chida chapadera chodulira pamabowo akuya omwe amachotsa bwino zinthu podula poyambira, ndikusiya phata lolimba. Ndi yabwino kwa roughing lalikulu m'mimba mwake mabowo, kuchepetsa kwambiri zinyalala zakuthupi ndi Machining nthawi.
| Chigawo | Ntchito | Zida/Zinthu |
|---|---|---|
| Kudula Zolowetsa | Zoyambira zodula zochotsa zinthu za annular | Carbide (mwachitsanzo, YG8, WC-Co) kapena yokutidwa ndi carbide, yoyenera chitsulo cha carbon, chitsulo chosapanga dzimbiri, titaniyamu aloyi, etc. |
| Mapepala Otsogolera | Khazikitsani chida ndikuonetsetsa kuti dzenje likuwongoka / cylindricity | Kuyika kwa Tungsten carbide, ndi chilolezo cha 0.02-0.05 mm kuchokera pakhoma la dzenje kuti muchepetse kupotoza kwa zida. |
| Thupi la Chida | Imayika zoyikapo ndi zowongolera, imaphatikiza njira zoziziritsira | 42CrMo alloy chitsulo, kutentha kwa HRC 30-35 chifukwa chokhazikika komanso kukana mphamvu. |
| Connection Interface | Imalumikizana ndi machubu obowola akuya kapena zida | Ulusi wokhazikika kapena wokwanira wa tepi kuti uwonetsetse kukhazikika komanso kufalikira kwa torque. |
| Gulu la Parameter | Zodziwika bwino | Zolemba |
|---|---|---|
| Yogwirizana ndi Hole Diameter | φ80–φ500 mm | Ma diameter akuluakulu amapezeka mukapempha. |
| Maximum Machining Kuzama | 5000 mm | Zimatengera kugunda kwa chida cha makina komanso kutalika kwa chubu chotopetsa. |
| Nambala ya Kudula Insert | 4-8 zidutswa | Wogawana kugawira khola kudula. |
| Chiwerengero cha Ma Pads Otsogolera | 4-6 zidutswa | Zazandimiritsa ndi zoyika kuti ziwongolere bwino. |
| Kupanikizika Kozizira | 5-15 MPa | Imawonetsetsa kuti tchipisi tayimitsidwa ndikuchotsedwa bwino. |
| Analimbikitsa Kudula Magawo | Kudula liwiro v = 40-80 m / min Mtengo wa chakudya f = 0.15-0.4 mm/rev | Sinthani potengera workpiece zakuthupi; kuyika kwa carbide kumalola kuthamanga kwambiri. |
| Kulondola kwa Machining | Kulekerera kwa Hole IT8-IT10 Kukula Kwapamtunda Ra 3.2–6.3 μm | Kutsirizitsa kotsatira (mwachitsanzo, kukulitsa) kumafunika kuti mukhale olondola kwambiri. |