Awọn Jin Iho alaidun tube ni mojuto paati BTA (Boring ati Trepanning Association) jin iho awọn ọna šiše. Ti a ṣe apẹrẹ fun ṣiṣe-ṣiṣe ti o ga julọ ti awọn ihò ti o jinlẹ pẹlu iwọn-iwọn-iwọn-iwọn-iwọn-iwọn (D: d) ≥ 10: 1, o jẹ lilo pupọ ni afẹfẹ, agbara, ati awọn ile-iṣẹ adaṣe. O ti wa ni ibamu pẹlu awọn mejeeji Single Tube (STS) ati Double Tube (DTS/Ejector) awọn ọna šiše, lilo ga-titẹ ni itura ati ki o kosemi oniru lati rii daju idurosinsin ni ërún sisilo.
Mojuto Positioning & Sise Ilana
- Pataki: Ẹya tubular ti o ṣofo ti o n ṣiṣẹ pẹlu lilu amọja / awọn ori alaidun lati tan kaakiri agbara gige, fi itutu titẹ agbara giga, ati yọ awọn eerun kuro.
- Tube Nikan (STS/BTA): Coolant wọ inu agbegbe gige nipasẹ annulus laarin tube OD ati odi iho; awọn eerun ti wa ni evacuated nipasẹ awọn tube ká akojọpọ iho. Nilo workpiece lilẹ ati ki o kan titẹ ori. Apẹrẹ fun awọn iwọn ila opin iho 12-850 mm ati awọn iwọn ijinle ≥ 100: 1. Ṣiṣe jẹ awọn akoko 3-5 ti liluho ibon.
- Tube Meji (DTS/Ejector): Coolant nṣàn nipasẹ annulus laarin inu ati ita awọn tubes; awọn eerun ti wa ni evacuated nipasẹ awọn akojọpọ tube. Ko si ori titẹ ti a beere, ṣiṣe ni ibamu si awọn irinṣẹ ẹrọ boṣewa. Ijinlẹ max ti a ṣe iṣeduro jẹ 1000 mm (to 2000 mm pẹlu awọn oluyipada pataki), o dara fun awọn iwọn ila opin iho 18-250 mm.
Ilana bọtini & Awọn ohun elo
| Ẹya ara ẹrọ | Išẹ | Aṣoju Awọn pato |
| Tube Ara | Atagba iyipo, gbà coolant, evacuates awọn eerun | OD: 16–300 mm, Sisanra Odi: 3–20 mm, Gigun: 1–6 m |
| Asopọmọra Okun | Sopọ si alaidun ori / toolholder | Òwú ẹyọkan/Ọpọlọpọ-ibẹrẹ (fun apẹẹrẹ, 4ST/1ST), konge Kilasi 6g, ni ibamu pẹlu awọn ajohunše ISCAR/UNISIG |
| Awọn paadi Itọsọna | Ṣe idaniloju taara ati ipari dada | Awọn ifibọ carbide Tungsten, Iwọn: 5-15 mm, Imukuro pẹlu iho: 0.01-0.03 mm |
| Ohun elo | Ṣe idaniloju rigidity ati wọ resistance | Alloy Steel (4140/4340), Nitrided/Chrome-palara dada, Lile: HRC 30-45 |
Awọn paramita Imọ-ẹrọ (Itọkasi Gbogbogbo)
| Ẹka paramita | Tube Nikan (STS) | Tube Meji (Ejector) | Awọn akiyesi |
| Dara Iho opin | 12-850 mm | 18-250 mm | Industry wọpọ ibiti o |
| Niyanju Ijinle Ratio | ≤ 200:1 | ≤ 100:1 | Satunṣe da lori ẹrọ rigidity & coolant eto |
| Titẹ tutu | 5–20 MPa | 3–10 MPa | Ṣe idaniloju idaduro chirún lakoko sisilo |
| Oṣuwọn Sisan Coolant | 50–800 L/iṣẹju | 30–500 L/iṣẹju | Mu pẹlu iho opin ati ki o ijinle |
| Tube Titọ | ≤ 0.02 mm / m | ≤ 0.03 mm/m | Lominu ni fun iho straightness ati cylindricity |
| Dada Roughness | ID Ra ≤ 1.6 μm | ID Ra ≤ 3.2 μm | Din ewu ti ërún clogging |
| Asopọmọra Yiye | O tẹle Runout ≤ 0.01 mm | Kanna bi Osi | Ṣe idaniloju concentricity ati iwọntunwọnsi agbara |
Ohun elo Awọn oju iṣẹlẹ & Itọsọna Aṣayan
- Awọn ohun elo ti o yẹ: Erogba irin, irin alloy, irin alagbara, irin titanium alloy, ga-otutu alloys. Paapa munadoko fun awọn ohun elo ti o gbe awọn gun, stringy awọn eerun igi.
- Apejuwe Aṣayan:
- Opin/Ijinle: Fun awọn iho <18 mm, ṣe pataki Tube Nikan. Fun awọn ijinle> 1000 mm, ṣe pataki Tube Nikan + Ori Ipa.
- Iru ẹrọ: Lo Tube Double fun awọn lathes boṣewa / awọn ile-iṣẹ ẹrọ inaro; lo Nikan Tube fun ifiṣootọ jin Iho ero.
- Iṣiṣẹ: Nikan Tube nfun ṣiṣe ti o ga julọ; Double Tube nfun tobi ni irọrun.
Awọn anfani & Awọn akọsilẹ iṣẹ
- Awọn anfani pataki: Agbara ipin-ijinle-si-rọsẹ giga, konge machining giga (Ihole Tolerance IT7 – IT9, Surface Ra ≤ 1.6 μm), sisilo chirún dan, ati imudọgba ohun elo jakejado.
- Awọn akọsilẹ isẹ:
- Itọkasi sisẹ tutu yẹ ki o jẹ ≤ 10 μm lati ṣe idiwọ didi.
- A nilo iho awaoko (Diameter = Boring Tube ID – 0.5 mm, Gigun ≥ 2x Iho diamita).
- Awọn ipilẹ gige iṣakoso: Iyara v = 30-100 m / min, Feed f = 0.1-0.3 mm / rev (ṣatunṣe da lori ohun elo).
Apeere Awọn Ni pato (UNISIG Standard)
| Opin Iho ti o yẹ (mm) | Tube Alaidun OD (mm) | ID Tube alaidun (mm) | Gigun ti a ṣeduro (m) |
| 20–30 | 19.05 | 15.00 | 1.5 |
| 31–40 | 28.58 | 22.00 | 2.0 |
| 41–50 | 38.10 | 30.00 | 3.0 |
| 51–65 | 50.80 | 42.00 | 4.0 |
