制(zhi)動(dong)(dong)片(pian),也叫剎(cha)車片(pian),在(zai)汽車的制(zhi)動(dong)(dong)系統(tong)中,制(zhi)動(dong)(dong)片(pian)是最關鍵的安全零件,所有(you)剎(cha)車效(xiao)果的好壞都是制(zhi)動(dong)(dong)片(pian)起著決(jue)定性的作用。制(zhi)動(dong)(dong)片(pian)一(yi)般(ban)由鋼板、粘(zhan)結隔熱(re)層和摩擦塊構成(cheng),其中隔熱(re)層是由不(bu)傳熱(re)的材料組(zu)成(cheng),目(mu)的是隔熱(re);摩擦塊是由摩擦材料、黏(nian)合劑組(zu)成(cheng),制(zhi)動(dong)(dong)時(shi)被擠壓在(zai)制(zhi)動(dong)(dong)盤(pan)和制(zhi)動(dong)(dong)鼓上產生摩擦,從(cong)而(er)達到車輛減速(su)剎(cha)車的目(mu)的
制(zhi)(zhi)動(dong)(dong)(dong)片(pian)在使用(yong)過程中,由于(yu)摩擦(ca)作用(yong),摩擦(ca)塊會逐漸被磨損(sun),摩擦(ca)材料使用(yong)完后(hou)要及時更換(huan)(huan)制(zhi)(zhi)動(dong)(dong)(dong)片(pian),否則鋼板與制(zhi)(zhi)動(dong)(dong)(dong)盤(pan)就會直接(jie)接(jie)觸,最終會喪失(shi)制(zhi)(zhi)動(dong)(dong)(dong)效果并(bing)損(sun)壞制(zhi)(zhi)動(dong)(dong)(dong)盤(pan),影響行車(che)安全(quan)。為了您(nin)的行車(che)安全(quan),請定期檢查和更換(huan)(huan)制(zhi)(zhi)動(dong)(dong)(dong)片(pian)。
汽(qi)(qi)車(che)(che)(che)摩擦(ca)材料是(shi)摩擦(ca)式(shi)(接觸式(shi))制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)器和離合(he)器用以(yi)制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)和傳動(dong)(dong)(dong)(dong)的關(guan)鍵材料。汽(qi)(qi)車(che)(che)(che)制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)片是(shi)車(che)(che)(che)輛制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)傳動(dong)(dong)(dong)(dong)的關(guan)鍵部件(jian),直(zhi)接影(ying)響(xiang)汽(qi)(qi)車(che)(che)(che)的行(xing)駛(shi)安全性(xing)(xing)能。21世紀的汽(qi)(qi)車(che)(che)(che)制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)器的主要課題是(shi)更安全、輕量(liang)(liang)化(hua)和合(he)乎(hu)環(huan)境保護要求,這不僅(jin)需要進行(xing)新(xin)材料開發,而(er)且需要采用新(xin)結構、新(xin)系(xi)統,以(yi)便大(da)幅度提高制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)器的綜合(he)使用性(xing)(xing)能和實(shi)現(xian)輕量(liang)(liang)化(hua)。它的性(xing)(xing)能好壞,直(zhi)接影(ying)響(xiang)著汽(qi)(qi)車(che)(che)(che)制(zhi)(zhi)(zhi)動(dong)(dong)(dong)(dong)系(xi)統能否正常使用,從而(er)關(guan)乎(hu)到汽(qi)(qi)車(che)(che)(che)舒適性(xing)(xing)、安全性(xing)(xing)等性(xing)(xing)能的實(shi)現(xian)。
汽車摩擦(ca)材(cai)料生(sheng)(sheng)產工(gong)(gong)(gong)藝(yi)(yi)按照加工(gong)(gong)(gong)溫(wen)度區分,大(da)致可(ke)以分為三類:熱壓(ya)(ya)工(gong)(gong)(gong)藝(yi)(yi)、冷壓(ya)(ya)工(gong)(gong)(gong)藝(yi)(yi)和(he)溫(wen)壓(ya)(ya)工(gong)(gong)(gong)藝(yi)(yi)。熱壓(ya)(ya)工(gong)(gong)(gong)藝(yi)(yi)應(ying)用歷史悠久、技術(shu)成(cheng)熟、適用面廣,現(xian)階(jie)段(duan)為國內外(wai)大(da)部分摩擦(ca)材(cai)料生(sheng)(sheng)產廠家所應(ying)用。冷壓(ya)(ya)和(he)溫(wen)壓(ya)(ya)工(gong)(gong)(gong)藝(yi)(yi)都屬(shu)于低溫(wen)成(cheng)型工(gong)(gong)(gong)藝(yi)(yi),屬(shu)于新(xin)型摩擦(ca)材(cai)料生(sheng)(sheng)產工(gong)(gong)(gong)藝(yi)(yi),性能(neng)較為優越,雖然(ran)這些(xie)新(xin)工(gong)(gong)(gong)藝(yi)(yi)的研究取(qu)得了一(yi)定成(cheng)績,但(dan)尚且屬(shu)于探索(suo)階(jie)段(duan),技術(shu)還不成(cheng)熟,還有待(dai)深入開(kai)展(zhan)
前(qian)制動(dong)片的拆裝安裝方法:
更換剎車皮我們(men)會用到千(qian)斤頂、合(he)適的(de)套筒(tong)扳手、梅花扳手、螺(luo)絲刀(dao)、砂紙(zhi)、潤滑(hua)脂(zhi)等。所有工具(ju)(ju)和(he)剎車皮零(ling)件都能(neng)通過網購買(mai)到。有些工具(ju)(ju)車輛一般會配備,如千(qian)斤頂以及拆輪胎的(de)十字套筒(tong);而一些則需自行購買(mai)。
接著(zhu)把(ba)所有車(che)(che)(che)輪(lun)的(de)(de)(de)緊固螺栓擰松(song)半圈即可(ke),無需(xu)完全擰下來。車(che)(che)(che)輛舉升前(qian),利用(yong)輪(lun)胎與地面的(de)(de)(de)摩擦(ca)力更容易松(song)開車(che)(che)(che)輪(lun)的(de)(de)(de)螺栓。使用(yong)千(qian)斤頂在車(che)(che)(che)輛的(de)(de)(de)舉升位(wei)置頂起車(che)(che)(che)輛的(de)(de)(de)一側。車(che)(che)(che)輛舉升位(wei)置是(shi)專(zhuan)用(yong)于(yu)舉升車(che)(che)(che)輛的(de)(de)(de)車(che)(che)(che)身(shen)(shen)部位(wei),一般位(wei)于(yu)前(qian)輪(lun)后方(fang)(fang)以及后輪(lun)前(qian)方(fang)(fang)的(de)(de)(de)車(che)(che)(che)身(shen)(shen)“大梁”上。奧迪 A4L是由一(yi)(yi)(yi)汽大眾公司制造并于2003年4月上市(shi)的(de)一(yi)(yi)(yi)款熱門(men)B級(ji)(ji)車(che)型(xing)(xing),做(zuo)為(wei)率(lv)先引入長軸(zhou)距和(he)(he)渦輪概念的(de)車(che)型(xing)(xing),從B5到B8,A4L的(de)銷(xiao)量(liang)(liang)一(yi)(yi)(yi)直經久不衰。新款A4L舍棄了(le)(le)淚眼設(she)計,增(zeng)加(jia)(jia)了(le)(le)quattro四(si)驅(qu)模式,外形更加(jia)(jia)時(shi)(shi)尚運動(dong),動(dong)力和(he)(he)操控(kong)性更加(jia)(jia)出眾。車(che)型(xing)(xing)內飾做(zuo)工精致,科技配置豐富,空間充裕(yu),在B級(ji)(ji)車(che)型(xing)(xing)中擁有(you)(you)較(jiao)好的(de)實(shi)用性。一(yi)(yi)(yi)汽奧迪A4分三個排量(liang)(liang)進行銷(xiao)售,分別是1.8T、2.4和(he)(he)3.0。其中1.8T分為(wei)側(ce)影(ying)四(si)款,有(you)(you)手動(dong)基(ji)本(ben)型(xing)(xing)、自動(dong)基(ji)本(ben)型(xing)(xing)、舒(shu)適(shi)(shi)型(xing)(xing)和(he)(he)技術領先型(xing)(xing)。2.4排量(liang)(liang)分為(wei)三款,有(you)(you)舒(shu)適(shi)(shi)型(xing)(xing)、舒(shu)適(shi)(shi)運動(dong)型(xing)(xing)和(he)(he)舒(shu)適(shi)(shi)尊享型(xing)(xing)。而(er)3.0排量(liang)(liang)只有(you)(you)一(yi)(yi)(yi)款,并且加(jia)(jia)裝了(le)(le)quattro全時(shi)(shi)四(si)驅(qu)系統。
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