Chii chinonzi kubereka?
Bearings zvikamu zvinotsigira shaft, inoshandiswa kutungamira kutenderera kutenderera kweshaft, uye kutakura mutoro unotapurirwa kubva kune shaft kusvika kune furemu. Bearings anoshandiswa zvakanyanya uye anoda kutsigira zvikamu uye zvakakosha zvikamu muindasitiri yemuchina. Iwo ndiwo anotsigira mashefu anotenderera kana zvikamu zvinofambiswa zvemakina akasiyana, uye zvakare zvinhu zvinotsigira zvinotsamira pakukunguruka kwemitumbi inotenderedza kuona kutenderera kweinjini huru. Inozivikanwa se mechanical joints.
Mabhengi anofanira kukamurwa sei?
Zvinoenderana neakasiyana mafomu ekukweshana kana iro jenari richishanda mukutakura, mabearings akakamurwa kuita mapoka maviri:
sliding bearing and rolling bearings.
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Plain bearing
Zvinoenderana negwara remutoro pakutakura, mabhengi anotsvedza akakamurwa muzvikamu zvitatu:①Radial kubereka--kutakura radial mutoro, uye gwara remutoro riri perpendicular kune yepakati mutsara we shaft;
②Trust bear ——kutakura axial mutoro, uye gwara remutoro rinoenderana nepakati mutsara we shaft;
③Radial-thrust bearing--panguva imwe chete inotakura radial uye axial mitoro.
Zvinoenderana nemamiriro ekukwenya, mabhengi anotsvedza akakamurwa kuita mapoka maviri: asiri-fluid friction sliding bearings uye liquid friction sliding bearings. Iyo yekutanga iri mumamiriro ekuoma kana kukwesha kwemuganhu, uye iyo yekupedzisira iri mumamiriro ekukwesha kwemvura.
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rolling bear
(1) Zvinoenderana negwara rekutakura rekutakura, rinogona kukamurwa kuita:①Iyo radial inobereka inonyanya kutakura radial mutoro.
②Trust bearing inonyanya kutakura axial load.
(2) Zvichienderana nechimiro chezvimisikidzwa, inogona kukamurwa kuita: bhora mabheji uye roller mabheji. Zvinhu zvinotenderedza mubereko zvine mutsara mumwe uye kaviri mutsara.
(3) Zvinoenderana negwara rekuremerwa kana zita rekuonana kona uye rudzi rwekutenderera zvinhu, inogona kukamurwa kuita:
1. Deep groove ball bearings.
2. Cylindrical roller bearings.
3. Tsono mabearings.
4. Self-aligning ball bearings.
5. Angular contact ball bearings.
6. Spherical roller bearings.
7. Tapered roller bearings.
8. Kanda angular kuonana bhora mabhengi.
9. Sunda spherical roller bearings.
10. Kupinza tapered roller bearings.
11. Kanda bhora.
12. Kanda cylindrical roller bearings.
13. Kanda tsono roller bearings.
14. Composite bearings.
Mumabearings ekukunguruka, pane poindi kana mutsara wekubatana pakati pezvinhu zvinomonereka uye nhangemutange, uye kupokana pakati pawo kukunguruka. Kana kukurumidza kukwira, hupenyu hwekutakura hunodonha zvakanyanya; kana mutoro wacho wakakura uye kukanganisa kwakakura, iyo inotenderera inotakura mapoinzi kana mitsetse yekusangana.
Mumabearings ekutsvedza, pane kusangana kwepamusoro pakati pejenari nebearing, uye kutsvedza kunotsvedza pakati penzvimbo dzekusangana. Chimiro chekutakura chinotsvedza ndechekuti magazini inofananidzwa negwenzi rinotakura; musimboti wekusarudza ndewekupa pamberi pekusarudzwa kwemabhengi ekutenderedza, uye kushandisa sliding mabhengi mune akakosha kesi. Sliding inotakura pamusoro pekubata; chimiro chakakosha chinoda chimiro chakakura kwazvo, uye mutengo weiyo inotsvedza yakaderera.
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Bearings akakamurwa kuita radial bearings uye thrust bearings zvichienderana neinotakura kutungamira kana yezita rekubata angle.
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Zvinoenderana nerudzi rwekutenderedza chinhu, yakakamurwa kuita: bhora mabheji, roller bearings.
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Zvinoenderana nekuti inogona kurongeka, yakakamurwa kuva: kuzvidzora mabheji, asina-kurongedza mabheji (rigid bearings).
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Zvichienderana nenhamba yemitsara yezvinhu zvinotenderedza, yakakamurwa kuita: mutsara mumwe chete, maviri-mutsara mabhengi, uye akawanda-mutsara mabhengi.
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Zvinoenderana nekuti zvikamu zvinogona kuparadzaniswa here, zvakakamurwa kuita: mabheji akapatsanurwa uye asina kuparadzaniswa.
Pamusoro pezvo, pane kupatsanurwa nechimiro chechimiro uye saizi.
Ichi chinyorwa chinonyanya kugovera maitiro, misiyano uye mashandisirwo anoenderana e14 akajairwa mabhengi.
1. Angular contact ball bearings
Pane kukonana pakati pe ferrule nebhora. The standard contact angle is 15°, 30° and 40°. Iyo yakakura iyo yekubata kona ndeye, iyo yakakura iyo axial mutoro simba. Iyo idiki iyo yekuona kona ndeye, iyo inonyanya kufarirwa ndeyekumhanya-kutenderera kutenderera. Imwe mutsara mabhengi anogona Kutakura radial mutoro uye imwe-nzira axial mutoro. Muchigadziro, maviri mutsara mumwe angular contact ball bearings akasanganiswa kumusana anogovera mhete yemukati uye yekunze mhete, iyo inogona kutakura radial mutoro uye bidirectional axial mutoro.
Angular contact ball bearings
Chinangwa chikuru:
Imwe column: muchina chishandiso spindle, yakakwira frequency mota, gasi turbine, centrifugal separator, mota diki yekumberi vhiri, musiyano pinion shaft.
Kaviri mbiru: pombi yemafuta, Roots blower, air compressor, akasiyana transmissions, mafuta jekiseni pombi, kudhinda muchina.
2. Self-aligning ball bearings
Mitsara miviri yemabhora esimbi, mujaho wemhete yekunze imhando yemukati spherical, saka inogona kungoerekana yagadzirisa kusarongeka kweshaft kunokonzerwa nekutsauka kana kusarongeka kweshaft kana goko, uye kutakura negomba rakatemerwa kunogona kuve nyore. yakaiswa pane shaft nekushandisa fasteners. kudzivirira radial mitoro.
Self-aligning ball bear
Main application: matanda ekugadzira michina, textile muchina transmission shaft, vertical self-aligning inotakura nechigaro.
3. Spherical roller bearings
Rudzi urwu rwekutakura rwakashongedzerwa nema spherical rollers pakati pemhete yekunze yespherical raceway uye mhete yemukati yemujaho wakapetwa kaviri. Zvinoenderana neakasiyana maumbirwo emukati, akakamurwa kuva mana marudzi: R, RH, RHA uye SR. Nzvimbo yekutakura inopindirana uye ine-self-aligning performance, saka inogona kugadzirisa shaft center misalignment inokonzerwa nekutsauka kana kukanganisa kwegomba kana shell, uye inogona kutakura radial load uye bidirectional axial load.
Spherical roller bearing
Zvishandiso zvikuru: muchina wekugadzira mapepa, midziyo yekudzikisa, njanji maaxle, zvigaro zvegiya giya giya, matafura echigayo, macrusher, zvikirini zvinodedera, muchina wekudhinda, michina yekugadzira matanda, zvigadziriso zvakasiyana-siyana zvemaindasitiri, vertical self-aligning bearings nezvigaro.
4. Sunda inogadzirisa roller bearing
Iyo spherical rollers mumhando iyi yekutakura inorongwa neoblique.Nekuti mujaho wepamusoro pechigaro chemhete yakatenderedzwa uye ine yekuzvigadzirisa kuita, inogona kubvumira shaft kuti ive nekumwe kurerekera, uye axial mutoro wekutakura wakakura kwazvo.
Radial loads inowanzozorwa nemafuta.
Shingairira spherical roller bearings
Zvishandiso zvikuru: majenareta e hydraulic, vertical motors, propeller shafts yengarava, zvidzikisira zvekutenderedza screws muzvigayo, tower cranes, marasha emarasha, extrusion michina, uye kugadzira michina.
5. Tapered roller bearings
Rudzi urwu rwekutakura rwakashongedzerwa ne truncated cylindrical rollers, uye ma rollers anotungamirirwa nembabvu huru yemhete yemukati. Iyo pex yenzvimbo yega yega ye conical yemukati wemukati wemujaho wemujaho, yekunze mhete yemujaho wepamusoro uye roller inotenderedza pamusoro inopindirana papakati mutsara weberengi mukugadzira. papfungwa. Single-row bearings inogona kutakura radial mitoro uye imwe-nzira axial mitoro, kaviri-mutsara mabheji anogona kutakura radial mitoro uye maviri-nzira axial mitoro, uye akakodzera kurema mitoro uye kukanganisa mitoro.
Tapered Roller Bearings
Main application:Mota: vhiri remberi, vhiri rekumashure, kutapurirana, musiyano wepinion shaft. Maturusi emuchina masipidhi, muchina wekuvaka, michina mikuru yekurima, magiya ekudzikisa magiya emotokari dzenjanji, mitsipa yekumisikidza uye zvigayo zvekudzikisa.
Chii chinobatana pakati pemabheya uye CNC?
Kubereka uye CNC machining zvakabatana zvakanyanya mumaitiro emazuva ano ekugadzira. CNC (Computer Numerical Control) michina inoshandiswa kudzora nekugadzirisa machining maitiro, uchishandisa komputa-inobatsirwa dhizaini (CAD) uye komputa-inobatsira kugadzira (CAM) software kugadzira yakanyatso mativi uye zvigadzirwa. Bearings chinhu chakakosha cheiyo spindle uye mutsara inofamba masisitimu eCNC michina, inopa tsigiro uye kuderedza kukweshera pakati pezvikamu zvinotenderera. Izvi zvinobvumira kufamba kwakatsetseka uye kwakaringana kwechishandiso chekucheka kana workpiece, zvichikonzera kuchekwa chaiko uye zvigadzirwa zvemhando yepamusoro zvakapedzwa.
CNC machininguye kubereka tekinoroji yakavandudza zvakanyanya kugadzira kwekugadzira uye kurongeka, zvichibvumira vagadziri kuti vabudise zvikamu zvakaoma zvine kushivirira kwakasimba pamwero wakakurumidza kupfuura nzira dzechinyakare dzemuchina. Pakazara, kusanganiswa kweCNC machining zvikamuuye tekinoroji yekubereka yakashandura kugadzirwa kwemazuva ano uye yakagonesa kugadzirwa kwezvikamu zvemhando yepamusoro uye zvigadzirwa pamwero mukuru.
6. Deep groove ball bearings
Zvichienderana nechimiro, mhete yega yega yebhora rakadzika groove ine giroove rudzi rwemujaho une chikamu chemuchinjikwa chingaita chikamu chimwe muzvitatu che equatorial circumference yebhora. Deep groove ball bearings anonyanya kushandiswa kutakura radial mitoro, uye anogona zvakare kutakura mamwe axial mitoro.
Kana iyo radial clearance yekubereka ichiwedzera, ine zvimiro zveangular yekubata bhora inotakura uye inogona kutakura alternating axial mitoro mumativi maviri. Kuenzaniswa nedzimwe mhando dzemabheya ane saizi yakafanana, rudzi urwu rwekutakura rune diki friction coefficient, high limit speed, uye high precision. Ndiyo inosarudzika kubereka mhando yevashandisi pakusarudza modhi.
Deep Groove Ball Bearings
Zvishandiso zvikuru: mota, matirakita, maturusi emuchina, mota, pombi dzemvura, michina yekurima, michina yemachira, nezvimwe.
7. Kanda bhora
Inosanganisira washer-shaped raceway ring ine mujaho, bhora uye keji musangano. Mhete yemujaho inoenderana neshaft inodaidzwa kuti shaft ring, uye mhete yemujaho inoenderana neimba inodaidzwa kuti seat ring. Nzira mbiri-mabheji dzinoenderana neshaft yakavanzika yemhete yepakati, mabheji enzira imwe anogona kutakura mitoro yenzira imwe chete, uye nzira mbiri-maviri dzinogona kutakura mitoro yenzira mbiri (hapana inogona kutakura radial mitoro).
Kukanda bhora
Chikumbiro chikuru: Pini yekutungamirira mota, muchina wekushandisa spindle.
8. Kukanda roller bearings
Thrust roller bearings inoshandiswa kutakura axial load-based shafts, yakasanganiswa warp load, asi warp load haifaniri kudarika 55% yeaxial load. Kuenzaniswa nemamwe ma thrust roller mabearings, rudzi urwu rwekutakura rune yakaderera friction coefficient, yakakwirira kumhanya uye kugona kuzvigadzirisa. Ma roller e29000 type bearings asymmetrical spherical rollers, anogona kuderedza kutsvedza pakati petsvimbo uye mujaho panguva yebasa, uye ma rollers akareba, akakura mudhayamita, uye nhamba yema rollers yakakura. Hunhu hwekutakura hwakakura, uye mafuta ekuzora anowanzo shandiswa. Kuzora mafuta kunowanikwa nekumhanya kwakaderera.
Thrust Roller Bearings
Main application: hydroelectric jenareta, crane hook.
9. Cylindrical roller bearings
Mabheji e-cylindrical roller bearings anowanzotungamirirwa nembabvu mbiri dzechindori chekutakura, uye cage roller uye mhete yemutungamiri inoumba musangano unogona kuparadzaniswa kubva kune imwe mhete inotakura, iyo inoparadzaniswa.
Rudzi urwu rwekutakura rwuri nyore kuisa uye kupatsanura, kunyanya kana zvindori zvemukati nekunze uye shaft nedzimba zvichidikanwa kuti zvive nekukanganisa kwakakodzera. Mabhengi akadaro anowanzo shandiswa kutakura mitoro yeradial, uye chete-mutsara-mutsetse ine mbabvu pane ese emukati nekunze mhete anogona kutakura madiki akatsiga axial mitoro kana mikuru inopindirana axial mitoro.
Cylindrical Roller Bearings
Main applications: hombe mota, muchina maturusi spindles, axle mabhokisi, dizeli injini crankshafts, mota, gearboxes, nezvimwe.
10. Four-point contact ball bearings
Inogona kutakura radial mutoro uye bi-directional axial mutoro. Chibereko chimwe chete chinogona kutsiva angular yekubata bhora mabearings akasanganiswa kumberi kana kumashure. Inokodzera kutakura pure axial load kana synthetic load ine yakakura axial load chikamu. Rudzi urwu rwekubereka runogona kumira chero nzira Imwe yemakona ekusangana inogona kuumbwa kana axial mutoro unoshandiswa, saka mhete nebhora zvinogara zvichisangana nemativi maviri uye mapoinzi matatu pane chero mutsara wekusangana.
Mapoinzi mana ekusangana bhora mabearings
Main applications: ndege jet injini, gasi turbines.
11. Kupinza cylindrical roller bearings
Inosanganisira washer-shaped raceway rings (shaft rings, seat rings) ane cylindrical rollers uye cage assemblies. Macylindrical rollers anogadziriswa ane convex surfaces, saka kudzvanywa kugovera pakati pema rollers uye nzvimbo yemujaho ndeye yunifomu, uye inogona kutakura unidirectional axial mitoro. Iyo axial mutoro simba rakakura uye iyo axial rigidity zvakare yakasimba.
Thrust Cylindrical Roller Bearings
Main applications: oiri yekuchera rigs, iron uye simbi michina.
12. Kanda tsono roller bearings
Mabheji anopatsanurika anoumbwa nemhete dzemujaho, tsono rollers uye macage magungano, ayo anogona kusanganiswa nematepi emujaho mhete dzakagadzirwa nekutsikirira kana gobvu remujaho mhete dzakagadziriswa nekucheka. Mabheji asina kupatsanurwa mabheji akabatanidzwa anoumbwa nechaiyo yakadhindwa mijaho mhete, tsono rollers uye cage assemblies, iyo inogona kumira unidirectional axial mitoro. Rudzi urwu rwekubereka runotora nzvimbo diki uye inokodzera compact dhizaini yemachina. Iyo chete tsono roller uye cage musangano ndiyo inoshandiswa, uye iyo inokwirisa pamusoro pe shaft uye imba inoshandiswa seyemujaho wepamusoro.
Thrust Needle Roller Bearings
Chikumbiro chikuru: Zvishandiso zvekufambisa zvemotokari, varimi, maturusi emuchina, nezvimwe.
13. Kukanda tapered roller bearings
Rudzi urwu rwekutakura rwakashongedzerwa ne truncated cylindrical rollers (mugumo mukuru ivhu rakatenderera), uye ma rollers anotungamirwa nemazvo nembabvu dzemujaho mhete (shaft ring, seat ring). Mavertices ega ega conical surface anopindirana pane imwe nzvimbo iri pakati pemutsara wekubereka. Nzira imwe-yenzira inogona kutakura mitoro yenzira imwe chete, uye nzira mbiri dzinogona kutakura mitoro yenzira mbiri.
Thrust Tapered Roller Bearings
Chinangwa chikuru:
Imwe-nzira: crane hook, mafuta ekuchera rig swivel.
Bidirectional: rolling mill roll neck.
14. Outer spherical bhora rine chigaro
Bhora rekunze rakaita denderedzwa rine chigaro rinoumbwa nebhora rekunze rakaita denderedzwa rine zvisimbiso pamativi ese uye chigaro chakakandwa (kana simbi yakadhindwa). Chimiro chemukati chekunze che spherical bhora chinotakura chakafanana neicho cheyakadzika groove bhora rinotakura, asi mhete yemukati yemhando iyi yekubereka yakakura kupfuura yekunze ring, uye yekunze mhete ine truncated spherical yekunze, iyo inogona. igadziriswe otomatiki kana ichifananidzwa nedenderedzwa repamusoro pechigaro chinotakura.
InCNC kutendeuka, mabearings anoita basa rakakosha pakuita chokwadi uye kunaka kwezvikamu zvakapedzwa. CNC kutendeuka inzira iyo yekucheka chishandiso inobvisa zvinhu kubva kune inotenderera workpiece kugadzira chimiro chaunoda kana fomu. Bearings anoshandiswa mune spindle uye linear inofamba masisitimu eiyoCNC lathekutsigira workpiece inotenderera uye mudziyo wekucheka. Nokuderedza kukakavara uye kupa rubatsiro, mabheji anobvumira chigadziro chekucheka kuti chifambe zvakanaka uye zvakanyatsoenderana nechepamusoro pebasa rekushanda, zvichiita kuti zvive zvakarurama uye zvakafanana. Izvi zvinoguma nezvikamu zvinowirirana, zvepamusoro-soro zvinosangana nezvinodiwa.
CNC kutendeuka uye kubereka tekinoroji yakashandura indasitiri yekugadzira, zvichiita kuti zvikwanise kugadzira zvikamu zvakaoma zvine kushivirira kwakasimba uye kugona kwakanyanya.
Anebon inopa kusimba kwakanyanya mukunaka uye kufambira mberi, kutengesa, kutengesa kwakakura uye kusimudzira uye kushanda kweOEM/ODM Mugadziri Precision Iron Stainless Steel. Kubva pakavambwa yuniti yekugadzira, Anebon ikozvino yazvipira mukufambira mberi kwezvinhu zvitsva. Pamwe chete nekumhanya kwemagariro nehupfumi, ticharamba tichiendesa mberi mweya we "pamusoro-soro, kugona, hunyanzvi, kuvimbika", uye kugara netsika yekushanda ye "kiredhiti pakutanga, mutengi wekutanga, mhando yakanaka yakanakisa". Anebon ichagadzira ramangwana rakanaka rinoonekwa mukubuda kwebvudzi neshamwari dzedu.
OEM/ODM Mugadziri weChina Kukandira uye Kukanda Simbi, Iyo dhizaini, kugadzirisa, kutenga, kuongorora, kuchengetedza, kuunganidza maitiro ese ari musainzi uye anoshanda zvinyorwa zvinyorwa, kuwedzera kwekushandisa uye kuvimbika kwemhando yedu zvakanyanya, izvo zvinoita kuti Anebon ive yepamusoro mutengesi we. mana makuru echigadzirwa zvikamu, senge CNC machining, CNC milling zvikamu, CNC kutendeuka uye simbi castings.
Nguva yekutumira: Kubvumbi-10-2023