
威海力(li)建液壓設備廠
經營模(mo)式:生產加工
地址(zhi):山東(dong)省威海市羊(yang)亭孫家灘工業園
主營:液壓(ya)(ya)缸(gang),油缸(gang),液壓(ya)(ya)系統
業務熱線(xian):
QQ:3049278720
b.管(guan)子加工時(shi)形成的切屑。管(guan)子在(zai)定尺加工之后,在(zai)做兩端去毛刺操作(zuo)時(shi),不應有遺留。再者,在(zai)做焊接管(guan)路操作(zuo)的場地附(fu)近放置(zhi)鋼管(guan),是造成焊接異物混進的原因。在(zai)焊接操作(zuo)地點附(fu)近放置(zhi)的管(guan)子,管(guan)口(kou)都要封(feng)住。還必須注意的是,管(guan)件(jian)材料應在(zai)無塵土(tu)的工作(zuo)臺上備置(zhi)齊全(quan)。
c.密(mi)封帶進入缸內。作為(wei)簡便的密(mi)封材料,在安裝和(he)檢驗中經常采用聚四氟乙烯塑(su)料密(mi)封帶,





4、金屬修(xiu)復(fu)材料涂(tu)抹到劃(hua)傷表(biao)面(mian)(mian)(mian);第yi層要薄,要均勻(yun)且全部覆蓋(gai)劃(hua)傷面(mian)(mian)(mian),以確保(bao)材料與金屬表(biao)面(mian)(mian)(mian)hao的粘(zhan)接,再將材料涂(tu)至整個修(xiu)復(fu)部位后(hou)反復(fu)按壓,確保(bao)材料填實并(bing)達(da)到所需厚度,使之比導軌表(biao)面(mian)(mian)(mian)略高。
5、材料在24℃下完全達到各項性能需(xu)要24小(xiao)時(shi),為了(le)節(jie)省時(shi)間(jian),可以(yi)通過鹵鎢燈(deng)提高溫(wen)度,溫(wen)度每提升(sheng)11℃,固(gu)化(hua)時(shi)間(jian)就會縮短一半,固(gu)化(hua)溫(wen)度70℃。
零部(bu)件加(jia)(jia)(jia)(jia)工(gong)(gong)(gong)精度(du)(du)(du)的影響問題,在液壓缸的制造過程中應嚴格控(kong)制缸體(ti)內(nei)壁和活(huo)塞桿表面加(jia)(jia)(jia)(jia)工(gong)(gong)(gong)精度(du)(du)(du),特別是(shi)幾何精度(du)(du)(du),尤其直(zhi)線(xian)度(du)(du)(du)是(shi)關鍵(jian),在國(guo)(guo)(guo)內(nei)加(jia)(jia)(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)中,活(huo)塞桿表面的加(jia)(jia)(jia)(jia)工(gong)(gong)(gong)基本(ben)上是(shi)車后磨(mo)削,保證直(zhi)線(xian)度(du)(du)(du)問題不(bu)(bu)大,但(dan)對于缸體(ti)內(nei)壁的加(jia)(jia)(jia)(jia)工(gong)(gong)(gong),其加(jia)(jia)(jia)(jia)工(gong)(gong)(gong)方法很多,有(you)鏜(tang)(tang)削-滾壓、鏜(tang)(tang)削-珩(heng)磨(mo)、直(zhi)接(jie)(jie)珩(heng)磨(mo)等,但(dan)由于國(guo)(guo)(guo)內(nei)材料(liao)的基礎水(shui)平較(jiao)國(guo)(guo)(guo)外有(you)差距,管材坯(pi)料(liao)直(zhi)線(xian)度(du)(du)(du)差,壁厚不(bu)(bu)均勻、硬度(du)(du)(du)不(bu)(bu)均勻等因素,往(wang)往(wang)直(zhi)接(jie)(jie)影響缸體(ti)內(nei)壁加(jia)(jia)(jia)(jia)工(gong)(gong)(gong)后的直(zhi)線(xian)度(du)(du)(du),因此建議采用鏜(tang)(tang)削-滾壓、鏜(tang)(tang)削-珩(heng)磨(mo)工(gong)(gong)(gong)藝(yi),如直(zhi)接(jie)(jie)珩(heng)磨(mo),則必須(xu)首先提(ti)高管材坯(pi)料(liao)的直(zhi)線(xian)度(du)(du)(du)。
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在允許(xu)的(de)情況下(xia)(xia),液壓缸(gang)的(de)缸(gang)體壁厚安全系數盡量選大一些,使(shi)缸(gang)體厚壁增加,特別是高壓工況下(xia)(xia)使(shi)用的(de)油缸(gang),以減(jian)小油壓下(xia)(xia)的(de)缸(gang)體變形,變形后的(de)缸(gang)體也會引起液壓缸(gang)低速爬行(xing)。