YWZ9電力液壓塊式制動器關鍵技術
本文主要(yao)介紹(shao)的(de)(de)是(shi)YWZ9電(dian)力液壓塊式制(zhi)(zhi)動器,著重闡述(shu)的(de)(de)是(shi)YWZ9電(dian)力液壓塊式制(zhi)(zhi)動器設計時(shi)的(de)(de)總體方案(an)及關鍵(jian)技術的(de)(de)解決方法。
(1)、總體(ti)方(fang)案
YWZ9電力液(ye)壓(ya)塊(kuai)式制動器總體(ti)設計的(de)指導(dao)思想是在(zai)(zai)安(an)裝、調整、維修(xiu)方面(mian)減少很大(da)的(de)工(gong)作量,確保在(zai)(zai)高空(kong)或操作人員(yuan)無法直接觀察(cha)其(qi)使(shi)用狀(zhuang)況(kuang)等惡(e)劣工(gong)作環境條件(jian)下(xia)使(shi)用,并保證(zheng)其(qi)安(an)全、可靠、使(shi)用經濟、性能優良。
采用退距(ju)自動均等、自動潤滑等國內獨創結構裝置,減少安(an)裝、調整、維修的(de)工作量(liang),提(ti)高主(zhu)機生產效率(lv)。
采(cai)用Ed或YTD5推(tui)動器,安(an)全(quan)、可(ke)靠、節約電能(neng)。
(2)、關(guan)犍(jian)技術
①、一改過去(qu)老產品制動器的雙臂(bei)為單臂(bei)焊接件,加工簡單、工藝性好(hao),加工精(jing)度高且省(sheng)材。裝配方便、機(ji)械性能好(hao),制動效(xiao)率高。
②、制動器力矩調試顯(xian)示直觀、精確(que)。
③、制動襯(chen)墊(dian)采(cai)用石(shi)棉(mian)材(cai)料或(huo)鋼背半(ban)金屬摩(mo)(mo)擦(ca)材(cai)料,較(jiao)(jiao)好地改善了(le)摩(mo)(mo)擦(ca)性能,提高(gao)了(le)摩(mo)(mo)擦(ca)材(cai)料的(de)(de)穩定性、耐(nai)磨(mo)性。采(cai)用目前國際(ji)上較(jiao)(jiao)先(xian)進的(de)(de)無石(shi)棉(mian)材(cai)料,與常規的(de)(de)石(shi)棉(mian)剎車帶和石(shi)棉(mian)樹脂(zhi)比較(jiao)(jiao)起來使用壽命提高(gao)兩倍(bei)以上,提高(gao)了(le)摩(mo)(mo)擦(ca)材(cai)料的(de)(de)利用率(lv)且制動期間(jian)無粉(fen)塵,不污染環(huan)境。當前國際(ji)上先(xian)進國家制動器(qi)的(de)(de)發展(zhan)不但要(yao)(yao)求制動器(qi)性能先(xian)進,而且要(yao)(yao)符合環(huan)保要(yao)(yao)求,該制動襯(chen)墊(dian)正具(ju)備(bei)此特點。
④、多年來,國內制(zhi)(zhi)動(dong)器產品制(zhi)(zhi)動(dong)襯墊(dian)的(de)(de)固(gu)(gu)定(ding)(ding)方式(shi)(shi)一直采(cai)用鉚(liu)接(jie)式(shi)(shi)和壓板(ban)組裝式(shi)(shi)。鉚(liu)接(jie)式(shi)(shi)連接(jie)費時又不省(sheng)(sheng)(sheng)材,壓板(ban)組裝式(shi)(shi)連接(jie)雖然維修(xiu)更(geng)換方便(bian),但(dan)制(zhi)(zhi)動(dong)襯墊(dian)利(li)用率低、浪費嚴重(zhong)。YWZ9電力液(ye)壓塊(kuai)式(shi)(shi)制(zhi)(zhi)動(dong)器制(zhi)(zhi)動(dong)襯墊(dian)的(de)(de)固(gu)(gu)定(ding)(ding)采(cai)用插入(ru)式(shi)(shi)連接(jie),克(ke)服(fu)了制(zhi)(zhi)動(dong)襯墊(dian)的(de)(de)軸間竄動(dong),省(sheng)(sheng)(sheng)略了擋(dang)板(ban),不但(dan)更(geng)換維修(xiu)方便(bian),而且(qie)制(zhi)(zhi)動(dong)器襯墊(dian)的(de)(de)利(li)用率可提高30%,并(bing)且(qie)減少(shao)了固(gu)(gu)定(ding)(ding)中的(de)(de)一些零(ling)件,省(sheng)(sheng)(sheng)材、省(sheng)(sheng)(sheng)時。
⑤、制(zhi)動(dong)器各鉸(jiao)接(jie)(jie)處增加了自潤滑軸承,提高了零件的(de)耐(nai)磨(mo)(mo)性和制(zhi)動(dong)效率(lv),克服了原(yuan)來制(zhi)動(dong)器鉸(jiao)接(jie)(jie)孔磨(mo)(mo)損后松不開(kai)閘(zha)的(de)弊病(bing)。制(zhi)動(dong)器的(de)閘(zha)瓦、底(di)座鉸(jiao)接(jie)(jie)孔安(an)裝了注(zhu)油杯,與同類產(chan)品相比,其制(zhi)動(dong)效率(lv)得到較大(da)提高。
⑥、YWZ9電力(li)液壓塊式制動器在安裝(zhuang)調試(shi)方面,與現有產品(pin)相比(bi),性能優越,在拉桿與彈簧拉桿調整處加(jia)了隔(ge)套,使其安裝(zhuang)調整更加(jia)方便。
⑦、采用(yong)(yong)Ed或YTD5液壓推動(dong)(dong)器,比同規(gui)格電磁(ci)鐵塊式制(zhi)動(dong)(dong)器節電約40%,且(qie)Ed推動(dong)(dong)器還(huan)(huan)可(ke)滿足(zu)用(yong)(yong)戶(hu)多(duo)種功能的需求,如加裝(zhuang)(zhuang)行程開關、多(duo)方(fang)位安(an)裝(zhuang)(zhuang)等(deng)。產品通用(yong)(yong)性好.制(zhi)動(dong)(dong)平穩,安(an)全、可(ke)靠,外形(xing)美觀,使用(yong)(yong)壽(shou)命長;并且(qie)根據用(yong)(yong)戶(hu)需要還(huan)(huan)可(ke)安(an)裝(zhuang)(zhuang)國內目前最(zui)先進的單(dan)向(xiang)軸承(cheng)自動(dong)(dong)補償機構和手(shou)動(dong)(dong)釋(shi)放(fang)裝(zhuang)(zhuang)置。
⑧、YWZ9電力液壓塊式制動器最(zui)關(guan)鍵的(de)技術是(shi)(shi)(shi)退(tui)距自動(dong)(dong)(dong)(dong)均等設計。幾十(shi)年來,國(guo)內制(zhi)(zhi)動(dong)(dong)(dong)(dong)器(qi)退(tui)距調(diao)整裝(zhuang)(zhuang)置基本上有兩種(zhong),一是(shi)(shi)(shi)靠頂絲限位(wei),這(zhe)種(zhong)裝(zhuang)(zhuang)置在制(zhi)(zhi)動(dong)(dong)(dong)(dong)臂打開(kai)時,需(xu)(xu)反復(fu)對兩邊(bian)頂絲調(diao)整,以保證兩邊(bian)退(tui)距大(da)致均等,而且在打開(kai)時,沖擊力較(jiao)大(da)。若制(zhi)(zhi)動(dong)(dong)(dong)(dong)器(qi)安裝(zhuang)(zhuang)自動(dong)(dong)(dong)(dong)補(bu)(bu)償(chang)(chang)機構時,制(zhi)(zhi)動(dong)(dong)(dong)(dong)襯(chen)墊(dian)磨損期間,需(xu)(xu)不(bu)斷(duan)地對其裝(zhuang)(zhuang)置進行(xing)調(diao)整,否(fou)則(ze),此靠頂絲限位(wei)裝(zhuang)(zhuang)置失效。二(er)是(shi)(shi)(shi)彈簧限位(wei),這(zhe)種(zhong)裝(zhuang)(zhuang)置調(diao)整麻煩,結(jie)構復(fu)雜(za)。國(guo)外(wai)先(xian)進國(guo)家制(zhi)(zhi)動(dong)(dong)(dong)(dong)器(qi)產(chan)品也具有等退(tui)距裝(zhuang)(zhuang)置機構,但結(jie)構形式是(shi)(shi)(shi)將(jiang)等退(tui)距裝(zhuang)(zhuang)置的(de)左右(you)(you)連板分別(bie)與(yu)左右(you)(you)制(zhi)(zhi)動(dong)(dong)(dong)(dong)臂鑄成一體,其鑄造結(jie)構復(fu)雜(za)、加工(gong)(gong)繁(fan)瑣,難(nan)度大(da)。該設計制(zhi)(zhi)造公司參考國(guo)外(wai)先(xian)進產(chan)品的(de)優(you)點,結(jie)合我國(guo)加工(gong)(gong)工(gong)(gong)藝狀況,將(jiang)其一體形式改(gai)為分體連接形式,得到同(tong)樣效果,通過左右(you)(you)連接板轉(zhuan)動(dong)(dong)(dong)(dong)低副,使其制(zhi)(zhi)動(dong)(dong)(dong)(dong)臂自動(dong)(dong)(dong)(dong)均等打開(kai),該裝(zhuang)(zhuang)置尤(you)其適(shi)用于帶(dai)自動(dong)(dong)(dong)(dong)補(bu)(bu)償(chang)(chang)機構的(de)制(zhi)(zhi)動(dong)(dong)(dong)(dong)器(qi)。
- 上一篇:YW29電力液壓塊式制動器的相關介紹
- 下一篇:輕松延長制動器的技巧