制(zhi)(zhi)動(dong)片(pian)(pian),也叫剎(cha)車(che)(che)(che)片(pian)(pian),在汽車(che)(che)(che)的(de)(de)(de)制(zhi)(zhi)動(dong)系統中,制(zhi)(zhi)動(dong)片(pian)(pian)是(shi)(shi)最關鍵的(de)(de)(de)安全零件,所有剎(cha)車(che)(che)(che)效果(guo)的(de)(de)(de)好壞都(dou)是(shi)(shi)制(zhi)(zhi)動(dong)片(pian)(pian)起著決定性(xing)的(de)(de)(de)作用(yong)。制(zhi)(zhi)動(dong)片(pian)(pian)一般由(you)(you)鋼板(ban)、粘結(jie)隔熱(re)(re)層(ceng)和摩擦塊(kuai)(kuai)構(gou)成(cheng),其中隔熱(re)(re)層(ceng)是(shi)(shi)由(you)(you)不傳熱(re)(re)的(de)(de)(de)材(cai)料組成(cheng),目(mu)的(de)(de)(de)是(shi)(shi)隔熱(re)(re);摩擦塊(kuai)(kuai)是(shi)(shi)由(you)(you)摩擦材(cai)料、黏合劑(ji)組成(cheng),制(zhi)(zhi)動(dong)時被擠壓在制(zhi)(zhi)動(dong)盤和制(zhi)(zhi)動(dong)鼓上(shang)產生摩擦,從而達到車(che)(che)(che)輛(liang)減(jian)速剎(cha)車(che)(che)(che)的(de)(de)(de)目(mu)的(de)(de)(de)
制動(dong)(dong)片在使(shi)用(yong)過程中,由于摩擦作用(yong),摩擦塊會(hui)(hui)逐漸被磨損,摩擦材料使(shi)用(yong)完后(hou)要(yao)及(ji)時更換制動(dong)(dong)片,否則鋼板與制動(dong)(dong)盤就會(hui)(hui)直(zhi)接接觸,最終(zhong)會(hui)(hui)喪失制動(dong)(dong)效果并損壞制動(dong)(dong)盤,影響行車安全。為(wei)了您的行車安全,請定(ding)期(qi)檢查和更換制動(dong)(dong)片。
汽(qi)車(che)摩(mo)擦(ca)材(cai)料是摩(mo)擦(ca)式(接觸式)制動(dong)(dong)器(qi)(qi)和離(li)合器(qi)(qi)用(yong)以制動(dong)(dong)和傳動(dong)(dong)的關(guan)鍵(jian)材(cai)料。汽(qi)車(che)制動(dong)(dong)片是車(che)輛制動(dong)(dong)傳動(dong)(dong)的關(guan)鍵(jian)部(bu)件(jian),直接影(ying)響(xiang)汽(qi)車(che)的行(xing)駛安(an)全性(xing)能(neng)。21世紀的汽(qi)車(che)制動(dong)(dong)器(qi)(qi)的主要課(ke)題是更安(an)全、輕(qing)量(liang)化(hua)和合乎(hu)環境保護要求,這(zhe)不僅需要進行(xing)新(xin)材(cai)料開發,而且需要采用(yong)新(xin)結構、新(xin)系統(tong),以便(bian)大幅度提(ti)高制動(dong)(dong)器(qi)(qi)的綜合使用(yong)性(xing)能(neng)和實(shi)現輕(qing)量(liang)化(hua)。它(ta)的性(xing)能(neng)好壞(huai),直接影(ying)響(xiang)著汽(qi)車(che)制動(dong)(dong)系統(tong)能(neng)否(fou)正常使用(yong),從而關(guan)乎(hu)到汽(qi)車(che)舒適性(xing)、安(an)全性(xing)等性(xing)能(neng)的實(shi)現。
汽車摩(mo)擦(ca)材(cai)料(liao)(liao)生(sheng)(sheng)產工(gong)(gong)(gong)(gong)藝(yi)按照加工(gong)(gong)(gong)(gong)溫(wen)度區分,大(da)致可以分為三類:熱(re)壓(ya)工(gong)(gong)(gong)(gong)藝(yi)、冷(leng)壓(ya)工(gong)(gong)(gong)(gong)藝(yi)和溫(wen)壓(ya)工(gong)(gong)(gong)(gong)藝(yi)。熱(re)壓(ya)工(gong)(gong)(gong)(gong)藝(yi)應用(yong)(yong)歷(li)史悠久、技(ji)術(shu)成(cheng)熟、適用(yong)(yong)面廣(guang),現階段為國內外大(da)部分摩(mo)擦(ca)材(cai)料(liao)(liao)生(sheng)(sheng)產廠家所應用(yong)(yong)。冷(leng)壓(ya)和溫(wen)壓(ya)工(gong)(gong)(gong)(gong)藝(yi)都屬于低溫(wen)成(cheng)型(xing)工(gong)(gong)(gong)(gong)藝(yi),屬于新(xin)型(xing)摩(mo)擦(ca)材(cai)料(liao)(liao)生(sheng)(sheng)產工(gong)(gong)(gong)(gong)藝(yi),性能較為優(you)越,雖然這些新(xin)工(gong)(gong)(gong)(gong)藝(yi)的研究取(qu)得了一定(ding)成(cheng)績,但尚(shang)且屬于探索階段,技(ji)術(shu)還(huan)不(bu)成(cheng)熟,還(huan)有(you)待深入開展
前制(zhi)動(dong)片(pian)的拆(chai)裝(zhuang)安(an)裝(zhuang)方法:
更換剎車皮(pi)我(wo)們會(hui)(hui)用到千斤頂、合(he)適的(de)套筒(tong)扳(ban)手、梅(mei)花(hua)扳(ban)手、螺絲刀(dao)、砂紙(zhi)、潤滑脂等。所有工具(ju)和(he)剎車皮(pi)零件(jian)都能通過網購買(mai)到。有些(xie)(xie)工具(ju)車輛一般會(hui)(hui)配備(bei),如(ru)千斤頂以及拆輪胎的(de)十字套筒(tong);而(er)一些(xie)(xie)則(ze)需自行購買(mai)。
接著把所有車(che)(che)(che)(che)輪(lun)(lun)的(de)(de)(de)(de)緊(jin)固螺(luo)栓(shuan)擰松(song)半圈即(ji)可,無需完全擰下來。車(che)(che)(che)(che)輛舉(ju)升前,利用(yong)輪(lun)(lun)胎(tai)與地(di)面(mian)的(de)(de)(de)(de)摩擦力更(geng)容易松(song)開車(che)(che)(che)(che)輪(lun)(lun)的(de)(de)(de)(de)螺(luo)栓(shuan)。使(shi)用(yong)千斤頂(ding)在車(che)(che)(che)(che)輛的(de)(de)(de)(de)舉(ju)升位(wei)置頂(ding)起車(che)(che)(che)(che)輛的(de)(de)(de)(de)一(yi)側。車(che)(che)(che)(che)輛舉(ju)升位(wei)置是專(zhuan)用(yong)于舉(ju)升車(che)(che)(che)(che)輛的(de)(de)(de)(de)車(che)(che)(che)(che)身(shen)部位(wei),一(yi)般位(wei)于前輪(lun)(lun)后(hou)方以及后(hou)輪(lun)(lun)前方的(de)(de)(de)(de)車(che)(che)(che)(che)身(shen)“大梁”上。紅旗H9是紅旗H系列(lie)新時代(dai)C+級豪華(hua)旗艦轎(jiao)車(che),由設計師丁(ding)楊峰主導設計,2017年(nian)參加設計評(ping)審。2020年(nian)1月8日在(zai)人民大(da)會堂(tang)完成首(shou)秀(xiu),7月9日紅旗H9正式量(liang)產下線(xian),7月15日正式開啟預售。紅(hong)旗(qi)H9于8月23日正式上(shang)市,指導價為30.98萬元(yuan)-53.98萬元(yuan)
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