汽車(che)的(de)車(che)門下部外飾(shi)板(ban)是通(tong)過卡扣與鈑金件卡接在一(yi)起,外飾(shi)板(ban)的(de)邊緣位(wei)置(zhi)與鈑金貼(tie)合(he),通(tong)過雙面膠粘接固定。
1、汽(qi)車(che)覆(fu)(fu)蓋(gai)(gai)件(jian)(簡稱覆(fu)(fu)蓋(gai)(gai)件(jian))是指構成汽(qi)車(che)車(che)身或駕駛室、覆(fu)(fu)蓋(gai)(gai)發動(dong)機和底盤(pan)的異形體(ti)表面和內部的汽(qi)車(che)零件(jian)。汽(qi)車(che)覆(fu)(fu)蓋(gai)(gai)件(jian)既(ji)是外觀裝飾(shi)性的零件(jian),又是封閉薄(bo)殼(ke)狀(zhuang)的受力零件(jian);
2、覆(fu)蓋(gai)件表面(mian)上任(ren)何微小的缺(que)(que)陷都會在涂漆后(hou)引(yin)起(qi)光線的漫反射而損壞外形的美(mei)觀(guan),因此覆(fu)蓋(gai)件表面(mian)不允許(xu)有波(bo)紋、皺折、邊緣拉痕和(he)其他破壞表面(mian)美(mei)感的缺(que)(que)陷。歐、美(mei)、日等發(fa)達國家生產(chan)的A級表面(mian)精度的汽(qi)車覆(fu)蓋(gai)件有引(yin)擎(qing)蓋(gai)板;
3、車(che)頂(ding)蓋(gai)(gai),左(zuo)、右(you)車(che)側(ce)圍,前(qian)、后車(che)門,前(qian)、后、左(zuo)、右(you)翼(yi)(yi)子(zi)板(ban)(ban)(ban)(ban),行(xing)禮箱蓋(gai)(gai)板(ban)(ban)(ban)(ban),發(fa)動機(ji)前(qian)支撐板(ban)(ban)(ban)(ban),發(fa)動機(ji)前(qian)裙(qun)板(ban)(ban)(ban)(ban),前(qian)圍上(shang)蓋(gai)(gai)板(ban)(ban)(ban)(ban),后圍板(ban)(ban)(ban)(ban),后圍上(shang)蓋(gai)(gai)板(ban)(ban)(ban)(ban),前(qian)裙(qun)板(ban)(ban)(ban)(ban),前(qian)框架,前(qian)翼(yi)(yi)子(zi)板(ban)(ban)(ban)(ban),車(che)輪擋(dang)泥板(ban)(ban)(ban)(ban)、后翼(yi)(yi)子(zi)板(ban)(ban)(ban)(ban)、后圍板(ban)(ban)(ban)(ban)、行(xing)李倉蓋(gai)(gai),后圍上(shang)蓋(gai)(gai)板(ban)(ban)(ban)(ban)、頂(ding)蓋(gai)(gai)、前(qian)圍側(ce)板(ban)(ban)(ban)(ban)、前(qian)圍板(ban)(ban)(ban)(ban)、前(qian)圍上(shang)蓋(gai)(gai)板(ban)(ban)(ban)(ban)、前(qian)擋(dang)泥板(ban)(ban)(ban)(ban)、發(fa)動機(ji)罩。覆(fu)蓋(gai)(gai)件的(de)制造是汽車(che)車(che)身制造的(de)關鍵環節(jie)。
前(qian)(qian)(qian)圍板是指發動機艙與(yu)車廂之間(jian)的(de)隔(ge)(ge)板,它和(he)(he)地(di)板、前(qian)(qian)(qian)立柱聯接(jie),安(an)(an)裝在前(qian)(qian)(qian)圍上(shang)蓋(gai)板之下。前(qian)(qian)(qian)圍板上(shang)有許(xu)多孔口,作為(wei)(wei)操縱用的(de)拉線、拉桿、管路和(he)(he)電線束通過之用,還要配合踏板、方向機柱等機件(jian)(jian)安(an)(an)裝位(wei)置。為(wei)(wei)防止發動機艙里的(de)廢(fei)氣(qi)、高(gao)溫、噪聲竄入(ru)車廂,前(qian)(qian)(qian)圍板上(shang)要有密(mi)封措施和(he)(he)隔(ge)(ge)熱裝置。在發生意外事故(gu)時,它應具有足夠的(de)強度(du)和(he)(he)剛(gang)度(du)。對比車身其它部件(jian)(jian)而言,前(qian)(qian)(qian)圍板裝配最重要的(de)工藝(yi)技術是密(mi)封和(he)(he)隔(ge)(ge)熱,它的(de)優劣往往反映了車輛(liang)運行的(de)質量。
勞倫(lun)士S級(ji)
Copyright © 2021.Company name All rights reserved.