The32217kubereka ndeye yakajairika tapered rollerkubereka. Heino tsanangudzo yakadzama kune yayo yakakosha ruzivo:
1. Basic Type uye Chimiro
- Type: Tapered roller inotakura. Rudzi urwu rwekutakura rwakagadzirirwa kutsungirira mitoro miviri yeradial (mafodhi perpendicular kune shaft) uye yakakura unidirectional axial mitoro (masimba anotevedza shaft nzira).
- Chimiro: Iyo ine zvikamu zvina zvikuru:
- Mhete yemukati: Koni ine tapered mujaho, wakaiswa pane shaft.
- Mhete yekunze: Kapu ine tapered mujaho, yakaiswa mune inotakura imba.
- Tapered rollers: Frustum-yakaita kutenderedza zvinhu zvinotenderera pakati pemijaho yemhete dzemukati nekunze. Ma rollers anowanzo kutungamirirwa uye akaparadzaniswa nekeji.
- Cage: Kazhinji yakagadzirwa nesimbi yakadhindwa, yakashandurwa ndarira, kana einjiniya mapurasitiki, inoshandiswa kupatsanura zvakaenzana ma roller uye kuderedza kupokana uye kupfeka.
2. Kuturikira Muenzanisi (ISO Standard)
-32217:
- 3 : Inomiririra tapered roller bearing.
- 22 : Inomiririra iyo dimension series. Zvakananga:
- Upamhi mutsara: 2 (pakati upamhi)
- Diameter series: 2 (yepakati dhayamita)
- 17 : Inomiririra iyo bore dhayamita kodhi. Kumabearings ane bore diameter≥20mm, dhayamita yakabereka = 17× 5 = 85 mm.
3. Main Dimensions (Standard Values)
- Bore dhayamita (d): 85 mm
-Kunze dhayamita (D): 150 mm
- Upamhi / urefu (T / B / C): 39 mm (Ichi ndicho hupamhi hwehupamhi / urefu hwekutakura, kureva, chinhambwe kubva kumagumo makuru echiso chemhete yemukati kusvika kune chiso chikuru chekupedzisira chemhete yekunze. Dzimwe nguva mhete yemukati B uye yekunze mhete yehupamhi C inotaridzwawo, asi T ndiyo inonyanya kushandiswa kwehupamhi parameter).
-Inner mhete hupamhi (B): Inenge 39 mm (kazhinji yakafanana kana padyo neT; tarisa kune chaiyo dimension tafura yeruzivo).
-Kunze mhete hupamhi (C): Inosvika 32 mm (tarisa kune chaiyo dimension tafura kuti uwane ruzivo).
- Mhete yemukati diki mbabvu dhayamita (d₁ ≈): Inenge 104.5 mm (yekugadzika kukarukureta).
- Mhete yekunze diki mbabvu dhayamita (D₁ ≈): Inenge 130 mm (yekugadzika kuverenga).
- Bata kona (α): Kazhinji vari pakati pegumi° uye 18°, kukosha chaiko kunofanirwa kutariswa muakatakura mugadziri wekatalogi. Iyo yekubata angle inogadzirisa iyo axial mutoro-inotakura huwandu.
- Fillet radius (r min): Kazhinji, iyo shoma fillet radius yemukati nekunze mhete ndeye 2.1 mm (panguva yekuisa, kutarisisa kunofanirwa kubhadharwa kuti fillet yeshaft pfudzi uye inotakura pfudzi yemba haifanirwe kuve idiki pane iyi kukosha).
4. Main Performance Characteristics
- Yakakwirira-inotakura simba: Kunyanya kusimba mukumira unidirectional axial mitoro, uye inogona zvakare kutakura mikuru radial mitoro. Ma rollers ari mumutsara wekubatana nemigwagwa, zvichikonzera kugovera kwakanaka kwemutoro.
- Kuparadzaniswa: Iyo yemukati mhete musangano (mhete yemukati + rollers + cage) uye mhete yekunze inogona kuiswa yakazvimirira, iri nyore kwazvo kuisirwa, kugadzirisa, uye kugadzirisa.
- Kudiwa kwekushandiswa kwepairi: Sezvo ichingokwanisa kutakura unidirectional axial mitoro, mune dzimwe nguva apo bidirectional axial mitoro inoda kutakurwa kana kuti chaiyo axial positioning ye shaft inodiwa (senge shafting), iyo 32217 inotakura kazhinji inoda kushandiswa vaviri vaviri (kutarisana-kutarisana-kumeso, kugadziridzwa kana kudzoreredza, kudzoreredza-kudzokera kumashure) preloading.
- Kugadziriswa kwemvumo: Nekugadzirisa nzvimbo ye axial pakati pezvindori zvemukati uye zvekunze, kubviswa kwemukati kwekutakura kana preload inogona kugadziriswa nyore nyore kuti iwane kusimba kwakanakisisa, kutenderera kutenderera, uye hupenyu hwebasa.
-Kutenderera kumhanya: Iyo yekumisikidza kumhanya inowanzo kudzika pane iyo yakadzika groove bhora mabheji, asi inogona kuramba ichizadzisa zvinodiwa zveakawanda maindasitiri ekushandisa. Iyo chaiyo yekumisa kumhanya inoenderana nerubrication nzira, mutoro, cage mhando, nezvimwe.
-Friction uye tembiricha inokwira: Iyo friction coefficient yakakwira zvishoma pane iyo yebhora mabhengi, uye tembiricha inokwira panguva yekushanda inogona kunge yakakwira zvishoma.
5. Installation Precautions
-Kushandiswa kwepairi: Sezvambotaurwa, inowanzoiswa mumaviri.
- Gadzirisa clearance / preload: Mushure mekuiswa, iyo axial chinzvimbo inofanira kunyatsogadziriswa kuti iwane yakagadziriswa clearance kana preload. Izvi zvakakosha pakutakura kuita uye hupenyu hwesevhisi.
- Shaft fudzi uye imba yakabereka kureba kwepfudzi: Izvo zvinodikanwa kuve nechokwadi kuti kureba kweshaft pfudzi uye imba inotakura pfudzi inokwana kutsigira mhete inotakura, asi kwete yakanyanya kukwirisa kutadzisa kubereka kuisirwa kana kukanganisa fillet radius. Huyero hwepafudzi hunofanirwa kugadzirwa zvakanyatsoenderana nekurudziro mune inotakura catalog.
-Kuzora: Kuzora kwakaringana uye kwakakodzera (kuzora mafuta kana mafuta ekuzora) kunofanirwa kupihwa, sezvo mafuta ane simba guru pahupenyu hwebasa.
6. Common Application Fields
Tapered roller bearings anoshandiswa zvakanyanya muzviitiko zvinoda kutakura zvakasanganiswa radial uye axial mitoro, kunyanya uko axial mitoro yakakura:
- Gearboxes (mota dzekufambisa, maindasitiri anoderedza)
-Axles mota (mavhiri hubs, musiyano)
- Kukungurutsa mitsipa yezvigayo
- Mining michina
- Kuvaka michina
- Michina yekurima
- Pombi
- Cranes
- Mimwe michina yekushandisa spindles
Nguva yekutumira: Aug-15-2025