制(zhi)(zhi)動(dong)(dong)(dong)(dong)片(pian)(pian),也(ye)叫剎(cha)車(che)片(pian)(pian),在汽車(che)的(de)制(zhi)(zhi)動(dong)(dong)(dong)(dong)系統中(zhong),制(zhi)(zhi)動(dong)(dong)(dong)(dong)片(pian)(pian)是(shi)最關鍵的(de)安(an)全零件,所有剎(cha)車(che)效果的(de)好壞都是(shi)制(zhi)(zhi)動(dong)(dong)(dong)(dong)片(pian)(pian)起著決定性的(de)作(zuo)用。制(zhi)(zhi)動(dong)(dong)(dong)(dong)片(pian)(pian)一般由鋼板、粘結隔熱層和摩(mo)擦塊(kuai)構成(cheng)(cheng),其(qi)中(zhong)隔熱層是(shi)由不傳(chuan)熱的(de)材(cai)料組成(cheng)(cheng),目(mu)的(de)是(shi)隔熱;摩(mo)擦塊(kuai)是(shi)由摩(mo)擦材(cai)料、黏合劑組成(cheng)(cheng),制(zhi)(zhi)動(dong)(dong)(dong)(dong)時被擠壓在制(zhi)(zhi)動(dong)(dong)(dong)(dong)盤(pan)和制(zhi)(zhi)動(dong)(dong)(dong)(dong)鼓上產生(sheng)摩(mo)擦,從而達到車(che)輛(liang)減速剎(cha)車(che)的(de)目(mu)的(de)
制動(dong)片(pian)在使用(yong)過程中,由于摩(mo)(mo)擦作用(yong),摩(mo)(mo)擦塊會(hui)逐漸被磨損(sun),摩(mo)(mo)擦材料(liao)使用(yong)完后要及時更(geng)(geng)換制動(dong)片(pian),否則鋼(gang)板與制動(dong)盤(pan)就會(hui)直接接觸(chu),最終(zhong)會(hui)喪失制動(dong)效果并(bing)損(sun)壞(huai)制動(dong)盤(pan),影響(xiang)行車安(an)(an)全(quan)。為了您(nin)的行車安(an)(an)全(quan),請定期檢查和更(geng)(geng)換制動(dong)片(pian)。
汽(qi)車(che)(che)摩擦(ca)材料是摩擦(ca)式(接觸式)制動(dong)(dong)(dong)器和離合(he)器用以制動(dong)(dong)(dong)和傳動(dong)(dong)(dong)的(de)(de)關鍵(jian)(jian)材料。汽(qi)車(che)(che)制動(dong)(dong)(dong)片是車(che)(che)輛(liang)制動(dong)(dong)(dong)傳動(dong)(dong)(dong)的(de)(de)關鍵(jian)(jian)部件,直接影(ying)響汽(qi)車(che)(che)的(de)(de)行(xing)駛(shi)安全(quan)性(xing)能(neng)。21世紀的(de)(de)汽(qi)車(che)(che)制動(dong)(dong)(dong)器的(de)(de)主要(yao)(yao)課題是更安全(quan)、輕量化和合(he)乎環境保護要(yao)(yao)求,這不(bu)僅(jin)需要(yao)(yao)進(jin)行(xing)新材料開發,而且需要(yao)(yao)采(cai)用新結(jie)構、新系統,以便大幅度提(ti)高制動(dong)(dong)(dong)器的(de)(de)綜合(he)使用性(xing)能(neng)和實(shi)現(xian)輕量化。它的(de)(de)性(xing)能(neng)好壞,直接影(ying)響著汽(qi)車(che)(che)制動(dong)(dong)(dong)系統能(neng)否(fou)正常使用,從而關乎到(dao)汽(qi)車(che)(che)舒適性(xing)、安全(quan)性(xing)等性(xing)能(neng)的(de)(de)實(shi)現(xian)。
汽(qi)車摩擦材(cai)料生(sheng)產工(gong)(gong)藝(yi)(yi)(yi)按照加工(gong)(gong)溫(wen)度區分(fen),大(da)致可以分(fen)為三(san)類:熱(re)壓工(gong)(gong)藝(yi)(yi)(yi)、冷(leng)(leng)壓工(gong)(gong)藝(yi)(yi)(yi)和(he)溫(wen)壓工(gong)(gong)藝(yi)(yi)(yi)。熱(re)壓工(gong)(gong)藝(yi)(yi)(yi)應用歷史悠久(jiu)、技術成(cheng)熟、適用面廣,現階段為國內外大(da)部分(fen)摩擦材(cai)料生(sheng)產廠家所應用。冷(leng)(leng)壓和(he)溫(wen)壓工(gong)(gong)藝(yi)(yi)(yi)都(dou)屬于低溫(wen)成(cheng)型(xing)工(gong)(gong)藝(yi)(yi)(yi),屬于新(xin)型(xing)摩擦材(cai)料生(sheng)產工(gong)(gong)藝(yi)(yi)(yi),性(xing)能較(jiao)為優(you)越,雖(sui)然這些新(xin)工(gong)(gong)藝(yi)(yi)(yi)的研究取得了一定成(cheng)績(ji),但尚且(qie)屬于探索階段,技術還不成(cheng)熟,還有待(dai)深入(ru)開(kai)展
前制動片的拆裝(zhuang)安(an)裝(zhuang)方法:
更換剎車皮(pi)我們(men)會用(yong)到(dao)(dao)千斤頂、合適的(de)套(tao)(tao)筒(tong)扳(ban)手(shou)、梅花扳(ban)手(shou)、螺絲刀、砂(sha)紙、潤(run)滑脂等(deng)。所有工具和(he)剎車皮(pi)零件(jian)都能通過網(wang)購買(mai)到(dao)(dao)。有些工具車輛(liang)一般會配備(bei),如千斤頂以及拆輪胎的(de)十字套(tao)(tao)筒(tong);而(er)一些則需自行(xing)購買(mai)。
接著把所有車(che)輪(lun)(lun)(lun)的(de)緊固螺栓擰松半(ban)圈即(ji)可,無需完全擰下來(lai)。車(che)輛(liang)舉升(sheng)前,利用(yong)(yong)輪(lun)(lun)(lun)胎與(yu)地面的(de)摩擦力更容易松開車(che)輪(lun)(lun)(lun)的(de)螺栓。使用(yong)(yong)千斤頂(ding)在車(che)輛(liang)的(de)舉升(sheng)位置頂(ding)起車(che)輛(liang)的(de)一(yi)側。車(che)輛(liang)舉升(sheng)位置是專用(yong)(yong)于舉升(sheng)車(che)輛(liang)的(de)車(che)身(shen)部位,一(yi)般位于前輪(lun)(lun)(lun)后方(fang)以及后輪(lun)(lun)(lun)前方(fang)的(de)車(che)身(shen)“大梁”上。眾所周知,近幾年中國新能源市場異常火爆,面對新能源車型的沖擊,最好的辦法就是主動進攻。為此,吉利打造出了帝豪家族的插電混動旗艦車型-吉利帝(di)豪(hao)L雷神Hi·P超級電混.
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