
威海(hai)力建液壓設(she)備廠
經營模式:生產加工
地址:山東省(sheng)威海(hai)市(shi)羊亭孫(sun)家灘(tan)工業園
主營:液壓缸,油缸,液壓系統
業務熱線:
QQ:3049278720
修復工藝:
1、用氧(yang)-乙que火焰烤劃傷部位(掌(zhang)握(wo)溫(wen)度,避免表(biao)面退火),將(jiang)常年滲金屬表(biao)面的油(you)烤出來,烤到沒有火花四(si)濺。
2、將劃傷部位用角磨機表面(mian)處理,打(da)磨深(shen)(shen)度(du)1毫米以上(shang),并沿導軌打(da)磨出溝槽,燕尾槽。劃傷兩端鉆(zhan)孔加(jia)深(shen)(shen),改變受力情(qing)況。
3、用脫(tuo)脂棉蘸丙(bing)tong或(huo)無水(shui)乙醇將表面清洗干凈。(威海(hai)力(li)建液(ye)壓(ya)設備(bei)廠)





3、叉(cha)車叉(cha)架下降速度太(tai)快(kuai)
故(gu)障檢(jian)查:節流閥卡(ka)在(zai)打開位置或裝(zhuang)反
故障排除(chu):重裝節流(liu)閥
4、叉車(che)起(qi)升缸自由下滑量太(tai)大或傾(qing)斜缸自傾(qing)角太(tai)大
故障檢(jian)查:換(huan)向閥閥桿內(nei)泄漏(lou)太大,傾(qing)斜缸活塞(sai)密封圈失效內(nei)漏(lou)
故障排除:更換(huan)閥桿(gan)或更換(huan)密封圈
5、液壓缸活塞(sai)桿帶油
故障檢查:油封(feng)是否損壞(huai)
故障排除:更換油封(威海力建冶(ye)金液壓(ya)設(she)備(bei)廠推薦)
零(ling)部件加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)精度(du)(du)(du)(du)的影(ying)響問題,在液壓缸(gang)的制(zhi)造(zao)過程中應(ying)嚴格(ge)控(kong)制(zhi)缸(gang)體內壁和活(huo)塞桿表(biao)面加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)精度(du)(du)(du)(du),特別是(shi)幾何精度(du)(du)(du)(du),尤其直(zhi)(zhi)線(xian)度(du)(du)(du)(du)是(shi)關鍵(jian),在國(guo)內加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝中,活(huo)塞桿表(biao)面的加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)基本上是(shi)車后磨(mo)(mo)削(xue)(xue),保(bao)證直(zhi)(zhi)線(xian)度(du)(du)(du)(du)問題不大(da),但對于缸(gang)體內壁的加(jia)(jia)(jia)工(gong)(gong)(gong)(gong),其加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)方法很多,有鏜削(xue)(xue)-滾壓、鏜削(xue)(xue)-珩(heng)磨(mo)(mo)、直(zhi)(zhi)接珩(heng)磨(mo)(mo)等(deng),但由于國(guo)內材料的基礎水平(ping)較(jiao)國(guo)外有差(cha)距,管(guan)材坯料直(zhi)(zhi)線(xian)度(du)(du)(du)(du)差(cha),壁厚(hou)不均勻、硬度(du)(du)(du)(du)不均勻等(deng)因(yin)素,往(wang)往(wang)直(zhi)(zhi)接影(ying)響缸(gang)體內壁加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)后的直(zhi)(zhi)線(xian)度(du)(du)(du)(du),因(yin)此建議采用鏜削(xue)(xue)-滾壓、鏜削(xue)(xue)-珩(heng)磨(mo)(mo)工(gong)(gong)(gong)(gong)藝,如直(zhi)(zhi)接珩(heng)磨(mo)(mo),則必須首先提(ti)高管(guan)材坯料的直(zhi)(zhi)線(xian)度(du)(du)(du)(du)。
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在允(yun)許的(de)(de)情況(kuang)下,液壓(ya)(ya)缸(gang)的(de)(de)缸(gang)體壁厚安全系數盡量(liang)選大一些,使(shi)(shi)缸(gang)體厚壁增(zeng)加(jia),特別是高壓(ya)(ya)工況(kuang)下使(shi)(shi)用(yong)的(de)(de)油缸(gang),以減(jian)小油壓(ya)(ya)下的(de)(de)缸(gang)體變(bian)形,變(bian)形后(hou)的(de)(de)缸(gang)體也會引起液壓(ya)(ya)缸(gang)低速(su)爬行。