Mabhureki Madhisiki Anogadzirwa Kupi?

Kana iwe wakambozvibvunza kuti mabhureki disc anogadzirwa kupi, chinyorwa ichi chinogona kukubatsira kuti unzwisise ichi chakakosha mota chikamu.Brake discs inogadzirwa nezvinhu zvakawanda zvakasiyana.Zvimwe zvezvinhu izvi zvinosanganisira simbi, ceramic composite, carbon fiber, uye iron yakakandwa.Dzidza zvakawanda nezve chimwe nechimwe chezvishandiso izvi kuti unzwisise kuti zvinogadzirwa sei.Izvi zvinokuita kuti uve wakashongedzerwa zvirinani kuita sarudzo ine ruzivo nezve chigadzirwa chaunoda kutenga.Zvakare, tichatsanangura mutsauko uripo pakati pezvinhu izvi uye kuti zvinoshanda sei.

Simbi

Kana iwe uchitsvaga simbi brake disc, wauya kunzvimbo chaiyo.Kwete chete kuita discs izvi kushanda zvakakwana, vari zvakare zvikuru kutengeka.Simbi mabhureki discs anogadzirwa uchishandisa inventive simbi, iyo inopikisa hydrochloric acid.Vagadziri vemazuva ano vakashandisa simbi iyi kugadzira mabhureki disc nepamusoro-soro inogoneka yekuoma uye kusagadzikana kweabrasion.Ma alloys anoshandiswa musimbi brake discs anobva pacarbon, chromium, uye silicon, izvo zvinoita kuti igare yakasimba.

Iko kusanganiswa kwema alloys maviri kune zvakakosha pakuita kwese kwebrake discs.A357/SiC AMMC yepamusoro soro inokwirisa kurebesa, ukuwo friction inosimudzira kugadzirisa inonatsa iyo intermetallic particles kuti ideredze kuputika.Ichi chinyorwa chine simba repamusoro-soro, iro rinopa kuomarara kunodiwa neiyo brake disc body.Zvisinei, kusiyana nesimbi, hybrid composite discs ane nani kupfeka kuramba.Inonyatsokodzera zvikumbiro apo kunyanyisa kupfeka kuramba kunodiwa.

Simbi mabhureki discs zvakare anoshingirira mukuora pane mabhureki mapedhi.Uyezve, dzakachipa pane dzimwe nzira.Unogona kuchengetedza mari yakawanda nekutenga mabhureki madhisiki matsva.Simbi mabhureki discs anogona kugara kwenguva yakareba aine pamubhedha wakakodzera.Iyi nzira inovimbisa kukwira kwakatsetseka pabhureki uye inodzivirira chero rudzi rwekukuvara kubva kuitika.Asi, hazvisi pasina zvipingamupinyi zvayo.Semuenzaniso, kana iwe uine dhisiki ine cementite inclusions, zvingave zvisingaite kuigadzirisa zvakare.

Izvo zvinoshandiswa musimbi mabhureki discs zvinofanirwawo kugadzirwa kubva kumakeramiki anokwanisa kurwisa kukuvara kwekupisa.Mukuwedzera, iyo ceramic particles inofanirawo kuva yakanaka thermal conductors.Chiyero chekupisa kwekushisa chinotarisa kupisa kwekushanda kweiyo disc yekubata kumeso.Paunotenga dhisiki nyowani yesimbi, iwe unogona zvakare kuwana waranti yayo kana iwe uchida kuitsiva.Pane zvikonzero zvakawanda nei simbi akamedura discs ingava sarudzo iri nani.

Ceramic composite

Ramangwana receramic brake discs rakajeka.Madhisiki aya ane mukana wekuvandudza hupfumi hwemafuta panguva imwe chete ichideredza kumira madaro.Kuti ugadzire mabhureki aya, chirongwa chakakura chemumugwagwa uye chekutevera chinodiwa.Munguva iyi, mutoro wekupisa wakaiswa pa disc brake unoyerwa nemaitiro emuviri uye makemikari.Mhedzisiro yekushandiswa kwekushisa kwepamusoro inogona kudzoserwa kana kusadzoreka zvichienderana nerudzi rwebrake pad uye mamiriro ekushanda.

Izvo zvakaderera kune CMCs ndezvekuti iye zvino ari kudhura.Nekudaro, kunyangwe kuita kwavo kwepamusoro, hazviwanzo kushandiswa mumotokari dzemusika.Kunyangwe iyo mbishi inoshandiswa isingadhure, mitengo ichiri yakakwira, uye sezvo maCMC anowedzera mukurumbira, mitengo inofanirwa kudzika.Izvi zvinodaro nekuti maCMC anongoburitsa hushoma hwekupisa, uye kuwedzera kwekupisa kwemabrake discs kunogona kunetesa zvinhu.Kutsemuka kunogonawo kuitika pamusoro, zvichiita kuti brake disc isashande.

Zvisinei, carbon-ceramic brake discs inodhura zvakanyanya.Kugadzirwa kwemadhisiki aya kunogona kutora mazuva makumi maviri.Aya mabhureki discs akanyanya kureruka, inova yekuwedzera kune yakareruka mota.Kunyangwe kabhoni-ceramic brake discs inogona kunge isiri iyo yakanakira sarudzo kune ese mota, iyo yakareruka uye yakasimba hunhu hwezvinhu inoita kuti ive sarudzo yakanaka kune yepamusoro-inoshanda mota.Kazhinji, mutengo we ceramic composite discs inenge hafu yemutengo wesimbi discs.

Madhisiki eCarbon-carbon brake anodhura, uye kukuvadzwa kunonetsa neaya mabhureki disc.Madhisiki eCarbon Ceramic anonyatso scratchable, uye vagadziri vanokurudzira kuti upedhe madhisiki aya nechinhu chinodzivirira.Imwe mota inotsanangura makemikari uye makemikari mavhiri mavhiri anogona kukuvadza kabhoni ceramic discs.Carbon ceramic discs inogona zvakare kukwenya uye kukonzera kabhoni splinters kuti aumbe muganda rako.Uye kana ukasangwarira, kabhoni-ceramic disc inogona kuguma pamakumbo ako.

Simbi

Maitiro ekuisa zinc coating cast iron brake discs haisi itsva.Munguva yekugadzira, dhisiki inocheneswa nesimbi yakanyungudutswa angular grit uye dhizaini ye zinc inoshandiswa.Iyi nzira inozivikanwa sesherardizing.Mukuita uku, arc yemagetsi inonyungudutsa zinc poda kana waya mudhiramu uye inoigadzira padhisiki.Zvinotora anenge 2 maawa kuti sherardize bhureki disc.Zviyero zvayo 10.6 inches mudhayamita ne 1/2 inch gobvu.Mabrake pads achaita pane yekunze 2.65 inch ye disc.

Kunyangwe madhisiki esimbi akakandwa achiri kushandiswa kugadzira dzimwe mota, vagadziri vari kuwedzera kutsvaga zvimwe zvekugadzira zvigadzirwa izvi.Semuyenzaniso, lightweight mabhureki zvikamu zvinogona kugonesa yepamusoro kuita braking uye kuderedza huremu hwemotokari.Zvisinei, mutengo wavo unogona kuenzaniswa nemabhureki esimbi.Kusanganiswa kwezvinhu zvitsva isarudzo yakanakisa yekuwedzera mafuta emotokari uye kugadzirisa mashandiro.Pazasi pane mamwe mabhenefiti ealuminium-based brake discs.

Nedunhu, musika wepasi rose wekukanda simbi brake discs wakakamurwa kuita matunhu makuru matatu: North America, Europe, uye Asia Pacific.MuEurope, musika wakakamurwa zvakare neFrance, Germany, Italy, Spain, uye Yese yeEurope.MuAsia-Pacific, musika wekukanda simbi brake discs unofungidzirwa kukura paCAGR inopfuura 20% panosvika 2023. Middle East ne Africa inotarisirwa kukura nekukurumidza zvakanyanya mumakore anotevera, iine CAGR inosvika makumi matatu muzana. .Neindasitiri yemotokari iri kukura, hupfumi huri kusimukira huri kuwedzera kutenga mavhiri maviri.

Kunyangwe zvakanakira aruminiyamu brake discs, cast iron brake discs vane mashoma mashoma.Pure aluminium inonyatso brittle uye ine yakaderera kupfeka kuramba, asi alloys anogona kuvandudza mashandiro ayo.Aluminium brake discs inogona kugara kwemakore akawanda, ichideredza unsprung mass ne30% kusvika makumi manomwe kubva muzana.Uye iwo akareruka, anodhura, uye anogona kushandiswazve.Ivo isarudzo iri nani pane kukandwa simbi mabhureki discs.

Carbon fiber

Kusiyana netsika dzemabhureki discs, kabhoni-kabhoni inogona kumira zvakanyanya kupisa tembiricha.Izvo zvakarukwa uye fiber-based layers inobvumira kuti irambe kuwedzera kupisa ichiri kuremerwa.Zvinhu izvi zvinoita kuti zvive zvakanaka kune mabhureki discs, ayo anowanzo shandiswa mujaho akatevedzana uye ndege.Asi panewo zvakaderera.Kana iwe uchida kunakidzwa nemabhenefiti e-carbon-fiber brake discs, iwe unofanirwa kuziva zvishoma nezve maitiro avo ekugadzira.

Nepo kabhoni mabhureki discs ane zvakawanda zvakanakira mujaho njanji, havasi akakodzera zuva nezuva kutyaira.Haadziviriri kune tembiricha yemumugwagwa uye prototype kabhoni disc inorasikirwa nemamita matatu kusvika mana ehukobvu mumaawa makumi maviri nemana ekushandisa nguva dzose.Carbon discs inodawo mabhanhire anokosha kudzivirira kupisa kwemafuta, izvo zvinogona kukonzera kukora kukuru.Uye, kabhoni discs zvakare ane yakakwira mutengo tag.Kana iwe uchitsvaga yakasimba, yemhando yepamusoro kabhoni brake disc, funga imwe yeakanakisa munyika.

Pamusoro pezvakanakira kuchengetedza uremu, kabhoni-ceramic brake discs zvakare inogara kwenguva refu.Iwo achagara kwenguva yakareba kupfuura akajairwa mabhureki discs uye anogona kunyange kugara hupenyu hwemotokari.Kana iwe usingatyairi zuva nezuva, iwe unozokwanisa kushandisa imwe kabhoni-ceramic brake disc kwemakumi emakore.Kutaura zvazviri, kabhoni zvedongo discs anoonekwa kupfuura hurefu kupfuura chinyakare bhureki discs, pasinei mutengo wavo mukuru.

Iko friction coefficient ye carbon-ceramic brake discs yakakwirira kudarika ye-cast-iron discs, kuderedza braking activation nguva negumi muzana.Musiyano wemamita gumi unogona kuponesa hupenyu hwevanhu, pamwe nekudzivirira kukuvara kwemuviri wemotokari.Nemabhureki akasarudzika, kabhoni-ceramic disc yakakosha pakuita kwemotokari.Hazvizongobatsira mutyairi chete, asiwo zvichavandudza kuchengetedzwa kwemotokari.

phenolic resin

Phosphoric resin imhando yezvinhu zvinoshandiswa mumabhureki disc.Hunhu hwayo hwakanaka hwekubatanidza nefiber hunoita kuti ive yakanakisa inotsiva asbestos.Zvichienderana nephenolic resin percentage, mabhureki discs anogona kuoma uye anomanikidza.Aya maitiro anogona kushandiswa kutsiva asbestos mumabhureki disc.Iyo yepamusoro-soro phenolic resin brake disc inogona kugara kwehupenyu hwese, izvo zvinoreva yakaderera kutsiva mutengo.

Kune marudzi maviri ephenolic resin mumabhureki discs.Imwe ndeye thermosetting resin uye imwe yacho isiri-polar, isiri-reactive zvinhu.Mhando mbiri dzeresin dzinoshandiswa kugadzira mabhureki discs uye mapedhi.Iyo phenolic resin inoshandiswa mukutengesa mabhureki pads nekuti inoora panosvika 450 ° C, nepo polyester resin inoora pa250-300 ° C.

Huwandu uye rudzi rwebinder inoita basa rakakosha mukukweshana kwe phenolic resin brake disc.Iyo phenolic resin kazhinji haigone kupikisa shanduko yetembiricha pane zvimwe zvinhu, asi inogona kuitwa yakatsiga nezvimwe zvinowedzera.Semuenzaniso, phenolic resin inogona kugadziridzwa necashew nut shell liquid kuti ivandudze kuoma kwayo uye friction coefficient pa100 °.Iyo yakakwira chikamu cheCNSL, inodzikira iyo friction coefficient.Nekudaro, iyo resin's thermal stability yakawedzera, uye kupera uye kupora mitengo kwakaderedzwa.

Kwekutanga kupfeka kunoita kuti zvimedu zvibude kubva muresin uye zvigadzire nzvimbo yekutanga.Iri puranga rekutanga ndiro rinonyanya kuzivikanwa mhando yezvinhu zvinopokana.Iyi inzira ine simba, umo simbi fibers uye yakakwirira-tensile yakaomeswa mhangura kana zvidimbu zvendarira zvinosangana ne disc.Zvimedu izvi zvine kukosha kwekuoma kunodarika kuomarara kwe disc.Iyo Plateau zvakare inoda kuunganidza micrometric uye submicrometric kupfeka zvimedu.