Li-brake pads ke mofuta oa brake pad e kenyelletsang fiber ea mineral, fiber ea aramid le fiber ea ceramic (hobane fiber ea tšepe e ka rusa, ea hlahisa lerata le lerōle, kahoo ha e khone ho finyella litlhoko tsa mefuta ea mofuta oa ceramic).
Bareki ba bangata ba tla qala ka phoso ea ceramic e le e entsoeng ka ceramic, empa ha e le hantle, li-brake pads li entsoe ka molao-motheo oa lirafshoa tsa tšepe ho e-na le li-ceramics tse seng tsa tšepe.Ka mocheso ona o phahameng, bokaholimo ba brake pad bo tla ts'oaroa ka ts'ebetso e ts'oanang ea tšepe-ceramic, e le hore brake pad e be le botsitso bo botle mochesong ona.Li-brake pads tsa setso ha li hlahise maikutlo a sintering ka mocheso ona, 'me keketseho e matla ea mocheso o holim'a metsi e ka etsa hore thepa e ka holimo e qhibilihe kapa e hlahise mosamo oa moea, o ka bakang phokotso e matla ea ts'ebetso ea brake kamora ho ts'oaroa ho sa feleng kapa tahlehelo e felletseng. ea braking.
Li-brake pads tsa ceramic li na le melemo e latelang ho feta mefuta e meng ea li-brake pads.
(1) Phapang e kholo ka ho fetisisa pakeng tsa li-brake pads le li-brake pads tsa setso ke ho ba sieo ha tšepe.Li-brake pads tsa setso, tšepe ke eona ntho e ka sehloohong e hlahisang likhohlano, tse nang le matla a phahameng a braking, empa li tloaetse ho apara le lerata.Ha ho kengoa li-brake pads tsa ceramic, ho ke ke ha e-ba le likhang tse sa tloaelehang (ke hore, ho senya molumo) nakong ea ho khanna ho tloaelehileng.Hobane li-brake pads tsa ceramic ha li na likarolo tsa tšepe, ho qojoa molumo o hlabang oa li-brake pads tsa setso tse hohlanang (ke hore li-brake pads le brake disc).
(2) Coefficient e tsitsitseng ea likhohlano.Friction coefficient ke pontšo ea bohlokoa ka ho fetisisa ea ts'ebetso ea thepa efe kapa efe ea likhohlano, e amanang le matla a matle kapa a mabe a brake pads.Ts'ebetsong ea braking ka lebaka la mocheso o hlahisoang ke khohlano, mocheso o sebetsang oa eketseha, lisebelisoa tse akaretsang tsa brake pad ka mocheso, coefficient of friction e qala ho theoha.Ts'ebetsong ea 'nete, e tla fokotsa matla a khohlano, ka hona e fokotsa phello ea braking.Thepa ea likhohlano ea li-brake pads tse tloaelehileng ha e so holile, 'me coefficient ea likhohlano e phahame haholo e bakang lintlha tse sa bolokehang joalo ka tahlehelo ea tsela nakong ea braking, li-pads tse chesitsoeng le li-brake discs.Esita le ha mocheso oa "brake disc" o ka holimo ho likhato tse 650, coefficient ea friction ea ceramic brake pads e ntse e le haufi le 0.45-0.55, e ka netefatsang hore koloi e na le ts'ebetso e ntle ea braking.
(3) Ceramic e na le botsitso bo betere ba mocheso le conductivity e tlase ea mocheso, le ho hanyetsa ho apara hantle.Mocheso oa nako e telele oa tšebeliso ea likhato tse 1000, tšobotsi ena e etsa hore ceramic e ka ba e loketseng bakeng sa mefuta e fapaneng ea lisebelisoa tsa brake tse sebetsang hantle, litlhoko tse phahameng tsa ts'ebetso, li ka kopana le brake pad ka lebelo le phahameng, ts'ireletso, ho hanyetsa ho apara ka holimo le litlhoko tse ling tsa tekheniki.
(4) E na le matla a matle a mochini le thepa ea 'mele.E khona ho mamella khatello e kholo le matla a ho kuta.Lihlahisoa tsa lisebelisoa tsa friction ka har'a kopano pele li sebelisoa, ho na le tlhokahalo ea ho cheka, kopano le ts'ebetso e meng ea mechine, e le ho etsa kopano ea brake pad.Ka hona, thepa ea likhohlano e tlameha ho ba le matla a lekaneng a mochine ho etsa bonnete ba hore ts'ebetso kapa ts'ebeliso ea ts'ebetso ha e bonahale e robeha le ho senya.
(5) Ho ba le thepa e tlaase haholo ea ho bola ha mocheso.
(6) Ntlafatsa ts'ebetso ea li-brake pads.Ka lebaka la mocheso o potlakileng oa thepa ea ceramic, e sebelisoa ha ho etsoa mariki, 'me coefficient ea eona ea ho ferekana e phahame ho feta ea li-brake pads.
(7) Tšireletseho.Li-brake pad li hlahisa mocheso o phahameng hang-hang ha ho beoa mariki, haholo-holo ka lebelo le phahameng kapa ho qhomisoa ka tšohanyetso.Boemong ba mocheso o phahameng, coefficient ea khohlano ea li-friction pads e tla theoha, e bitsoang thermal recession.Tloaelehileng li-brake pads thermal degradation tsa mocheso o tlase, o phahameng le braking ea tšohanyetso ha mocheso oa mokelikeli oa brake o eketseha e le hore tieho ea brake, kapa esita le tahlehelo ea ts'ireletso ea braking e tlase.
(8) matšeliso.Har'a matšoao a matšeliso, beng ba matlo ba atisa ho ameha haholo ka lerata la li-brake pads, ha e le hantle, lerata le lona ke bothata ba nako e telele bo ke keng ba rarolloa ke li-brake pads tse tloaelehileng.Lerata le hlahisoa ke khohlano e sa tloaelehang pakeng tsa friction pad le friction disc, 'me mabaka a moloko oa eona a rarahane haholo, joalo ka braking force, mocheso oa brake disc, lebelo la koloi le maemo a leholimo a teng. mabaka ohle a ka bakang lerata.
(9) Litšobotsi tse ntle tsa thepa.Li-brake pads tsa ceramic li sebelisa likaroloana tse kholo tsa graphite / koporo / ceramic e tsoetseng pele (e seng asbestos) le semi-metal le lisebelisoa tse ling tsa theknoloji e phahameng tse hanyetsanang le mocheso o phahameng, ho hanyetsa ho roala, ho tsitsisa ha brake, ho lokisa diski ea kotsi, tšireletso ea tikoloho, ha ho lerata le lelelele. bophelo ba ts'ebeletso le melemo e meng, ho hlola lisebelisoa tse tloaelehileng tsa brake pad le liphoso tsa ts'ebetso ke lisebelisoa tse tsoetseng pele ka ho fetesisa tsa machaba tse tsoetseng pele tsa ceramic.Ntle le moo, litaba tse tlase tsa bolo ea slag ea ceramic le ntlafatso e ntle le tsona li ka fokotsa ho roala ha para le lerata la li-brake pads.
(10) Bophelo bo bolelele ba tšebeletso.Bophelo ba tšebeletso ke pontšo ea ho tšoenyeha ho hoholo.Bophelo ba tšebeletso ea li-brake pads tse tloaelehileng bo ka tlase ho 60,000 km, ha bophelo ba tšebeletso ea li-brake pads bo ka holimo ho 100,000 km.Ke hobane li-brake pads tsa ceramic li sebelisa mokhoa o ikhethang oa mefuta e 1 ho isa ho e 2 feela ea phofo ea electrostatic, lisebelisoa tse ling ke lisebelisoa tse sa tsitsitseng, e le hore phofo e tla nkuoa ke moea ka motsamao oa koloi, 'me e ke ke ea khomarela. ho isa setsing sa lebili ho ama botle.Nako ea bophelo ea lisebelisoa tsa ceramic e phahame ho feta 50% ho feta ea tse tloaelehileng tsa semi-metal.Ka mor'a ho sebelisa li-brake pads tsa ceramic, ho ke ke ha e-ba le li-grooves (e leng li-scraping) holim'a li-brake discs, ho lelefatsa bophelo ba tšebeletso ea li-disk tsa pele ka 20%.
Nako ea poso: Apr-06-2022