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支重輪總成的材料
支重(zhong)(zhong)輪(lun)主要(yao)看它的鋼材(cai)(cai)(cai)性(xing)(xing)能(neng)(neng),支重(zhong)(zhong)輪(lun)輪(lun)體材(cai)(cai)(cai)料(liao)一般(ban)50Mn、40Mn2,(MN:猛元素的代(dai)名詞),制造(zao)(zao)(zao)工藝分為(wei)鑄造(zao)(zao)(zao)或者鍛造(zao)(zao)(zao),機械(xie)加(jia)工,然(ran)后(hou)進(jin)行(xing)熱(re)處(chu)理,輪(lun)子表面淬火(huo)后(hou)的硬度達到(dao)HRC45~52,以增加(jia)輪(lun)子表面的耐磨性(xing)(xing)。支重(zhong)(zhong)輪(lun)的加(jia)工精(jing)度要(yao)求(qiu)比(bi)較(jiao)高,一般(ban)是需(xu)要(yao)數控機床進(jin)行(xing)加(jia)工才能(neng)(neng)達到(dao)要(yao)求(qiu)。材(cai)(cai)(cai)料(liao)以40Mn2較(jiao)多,硬度達到(dao)HRC42左(zuo)右(you)。
支重輪(lun)(lun)(lun)輪(lun)(lun)(lun)體(ti)材料一般50Mn、40Mn2、等材料,pc250支重輪(lun)(lun)(lun),主(zhu)要工(gong)(gong)藝(yi)鑄造或鍛(duan)造,機(ji)械加工(gong)(gong),然后進(jin)行(xing)(xing)熱處(chu)(chu)理,輪(lun)(lun)(lun)子(zi)表面淬火(huo)后的硬度(du)(du)要達(da)到HRC45~52,以增加輪(lun)(lun)(lun)子(zi)表面的耐磨性。支重輪(lun)(lun)(lun)軸的加工(gong)(gong)精度(du)(du)要求比較(jiao)高,一般是需要數控機(ji)床進(jin)行(xing)(xing)加工(gong)(gong)才能達(da)到要求。材料以40Mn2較(jiao)多,加工(gong)(gong)后也要進(jin)行(xing)(xing)淬火(huo)熱處(chu)(chu)理,硬度(du)(du)達(da)到HRC42左右。
小松挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),日(ri)立挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),卡特(te)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),神鋼挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),斗(dou)山挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),現代挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),住友(you)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),加藤挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),凱斯挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),沃爾(er)沃挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),太倉昆山支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),柳工(gong)(gong)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),玉柴挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),三一重(zhong)(zhong)(zhong)工(gong)(gong)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),徐工(gong)(gong)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun)維修,龍工(gong)(gong)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),廈工(gong)(gong)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun),山河(he)智能(neng)挖(wa)(wa)(wa)掘(jue)(jue)(jue)(jue)(jue)(jue)(jue)機(ji)(ji)支(zhi)(zhi)(zhi)重(zhong)(zhong)(zhong)輪(lun)(lun)(lun)(lun)(lun)(lun)
關(guan)于(yu)支重輪的總成要(yao)求
支(zhi)重(zhong)輪(lun)(lun)可以(yi)(yi)分為單邊支(zhi)重(zhong)輪(lun)(lun)與雙邊支(zhi)重(zhong)輪(lun)(lun);挖(wa)掘機用(yong)(yong)支(zhi)重(zhong)輪(lun)(lun)以(yi)(yi)及(ji)推土(tu)機用(yong)(yong)支(zhi)重(zhong)輪(lun)(lun),挖(wa)掘機用(yong)(yong)支(zhi)重(zhong)輪(lun)(lun)一(yi)般(ban)是(shi)黑色油漆的(de),推土(tu)機支(zhi)關于支(zhi)重(zhong)輪(lun)(lun)的(de)總成要求:
1 裝(zhuang)配(pei)前(qian)應該(gai)將(jiang)各零件分別嚴格檢查并清洗干(gan)凈(jing);
2 軸套與直軸在(zai)裝配前,其(qi)配合面(mian)應涂少(shao)量機油;
3 浮動(dong)油封(feng)環應配(pei)對裝配(pei),其密封(feng)面應涂上潤滑脂(zhi);O型圈與浮動(dong)油封(feng)環的接觸面不應涂潤滑脂(zhi),O型圈裝配(pei)不得有扭曲現象;
4 浮動(dong)油封環的總安裝力(li)在450~500N;以保(bao)證(zheng)裝配(pei)后輪體軸向游隙0.4~0.9mm,并用手能轉動(dong)輪體,手感(gan)有一定的阻力(li)矩,但無(wu)卡住現象;
5 在總成油腔未灌油前,利(li)用螺塞處通入(ru)0.4MPa氣壓封住,放(fang)入(ru)水中(zhong)1min不出現氣泡;
6 裝配完成(cheng)后應(ying)進行(xing)跑合(he),然后將磨損(sun)廢(fei)屑(xie)處(chu)理干凈(jing),腔內(nei)雜質(zhi)量不得(de)超過(guo)0.12g;
7 浮封環不能有氣(qi)孔、劃傷等缺陷(xian)。
湖北中(zhong)(zhong)特(te)工(gong)程機(ji)(ji)械(xie)(xie)(xie)有限公司(si)(si)生(sheng)產(chan)(chan)履帶(dai)式機(ji)(ji)械(xie)(xie)(xie)底(di)盤零部件(jian)產(chan)(chan)品(pin)(即(ji)支重輪(lun)(lun)、托鏈(lian)輪(lun)(lun)、引導(dao)輪(lun)(lun)、漲緊裝置、驅動輪(lun)(lun)和履帶(dai),簡(jian)稱 “四輪(lun)(lun)一帶(dai)”產(chan)(chan)品(pin)。公司(si)(si)有一批高素(su)質(zhi)的多(duo)年(nian)生(sheng)產(chan)(chan)履帶(dai)工(gong)程機(ji)(ji)械(xie)(xie)(xie)底(di)盤配(pei)套件(jian)豐富經驗工(gong)程技術(shu)人(ren)員及生(sheng)產(chan)(chan)工(gong)人(ren)隊(dui)伍。支重輪(lun)(lun)、托鏈(lian)輪(lun)(lun)、引導(dao)輪(lun)(lun)總(zong)成裝配(pei)生(sheng)產(chan)(chan)線:零件(jian)清洗—→壓(ya)裝軸(zhou)套—→裝油封環及膠圈(quan)—→裝外蓋或滑架—→氣密檢(jian)查—→抽真(zhen)空加油—→運轉試驗—→油漆(qi)—→包裝入庫。中(zhong)(zhong)特(te)公司(si)(si)宗旨(zhi):質(zhi)量為重,用戶(hu)至上(shang),恪守信譽(yu),熱忱(chen)服務。中(zhong)(zhong)特(te)工(gong)程機(ji)(ji)械(xie)(xie)(xie)真(zhen)誠歡迎新老客戶(hu)蒞臨指導(dao)、洽談業務、選購產(chan)(chan)品(pin)、攜手共進!
目前國內外履帶工程機械支重輪結構形式有直軸式和凸肩軸式兩種。根據 設計要求,支重輪廠家 ,應選擇結構簡單,工藝性好、零件少,但承受軸向力稍差,用于挖 掘機類型工況。
湖北中(zhong)特(te)工程機械有(you)限公(gong)司(si)的主要(yao)產品(pin):支重(zhong)輪(lun)總(zong)成(cheng)(cheng)、托(tuo)鏈輪(lun)總(zong)成(cheng)(cheng)、引導輪(lun)總(zong)成(cheng)(cheng)、驅(qu)動輪(lun)、漲緊裝(zhuang)置(zhi)總(zong)成(cheng)(cheng)、履帶總(zong)成(cheng)(cheng)、軌(gui)鏈總(zong)成(cheng)(cheng)。制造過程設置(zhi)成(cheng)(cheng)五(wu)個分部管理。主要(yao)有(you)鍛(duan)造、機加工、熱處理、總(zong)裝(zhuang)和涂裝(zhuang)。
支(zhi)重(zhong)(zhong)輪用來(lai)支(zhi)重(zhong)(zhong)機器重(zhong)(zhong)力,它(ta)(ta)是在(zai)履帶(dai)鏈軌(gui)節或(huo)者履帶(dai)導軌(gui)板(ban)上滾動的。 因此(ci),用它(ta)(ta)來(lai)夾持履帶(dai),防止履帶(dai)橫向滑移脫(tuo)軌(gui)。并在(zai)轉向時帶(dai)動履帶(dai)在(zai)地面 上側向滑動。支(zhi)重(zhong)(zhong)輪有時會在(zai)泥水中工作(zuo),且承受較大的沖擊載荷。因此(ci),要 求密(mi)封可靠(kao),輪緣耐磨(mo)和滾動阻力小。
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