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[架空電纜] 影響鋼芯鋁絞線質(zhì)量的主要原因及改進(jìn)方法

P:2013-05-12 10:01:07

1

<DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>.單線拉絲加工方面</DIV>

 

<DIV style="WORD-WRAP: break-word" align=right><DIV style="WORD-WRAP: break-word" align=left>質(zhì)量問題</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=center>產(chǎn)生原因</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=center>改進(jìn)方法</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=right><DIV style="WORD-WRAP: break-word" align=left>一.刮傷擦傷</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>1.輥筒起槽</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>調(diào)換輥筒或磨光棍筒</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>2.拉絲鼓起槽</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>移動使用部份或更換鼓輪</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>3.模座進(jìn)線嗽叭口損壞</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>更換模座喇叭口</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>4.排線導(dǎo)輪與線磨擦</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>調(diào)整張力</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>5.線盤工裝兩側(cè)邊發(fā)毛邊</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>用砂輪磨光</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=right><DIV style="WORD-WRAP: break-word" align=left>二.竹節(jié)形</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>1.輥筒跳動</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>調(diào)整模子減縮比</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>2.收線速度不均</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>調(diào)整收線速度</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>3.輥筒壓輪上有油</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>清除油</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=right><DIV style="WORD-WRAP: break-word" align=left>三.變色</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>1.輥筒溫度過高,冷卻不夠</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>增加冷卻量</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=right><DIV style="WORD-WRAP: break-word" align=left>四.表面油污</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>1.拉線模尺寸過大,不足去掉油污</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>選擇合適的拉線模</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>2.拉絲潤滑劑溫度低.粘度大</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>調(diào)整好潤滑劑溫度</DIV></DIV>
<DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>3.擦線毛氈大臟</DIV></DIV><DIV style="WORD-WRAP: break-word" align=left><DIV style="WORD-WRAP: break-word" align=left>經(jīng)常更換氈,保持毛氈清潔</DIV></DIV>
<DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>.絞線工藝方面.</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>一.單線斷裂:</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>主要原因;1.單線在線盤上繞得松散,或單線在線位上拉得過緊;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>                2.穿線管因摩擦產(chǎn)生溝槽把線嵌死;單線打結(jié),或放線盤制動大緊.</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>采取的措施:</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>1.檢查單線是否有排線不平整或有壓線現(xiàn)象,應(yīng)在拉絲工序中注意要收線盤排線整齊</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>2.要及時(shí)更換磨損嚴(yán)重的穿線管;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>3.檢查線盤頂尖轉(zhuǎn)動是否靈活,要保證軸承潤滑良好;檢查放線盤張力設(shè)置是否均勻一致,要根據(jù)實(shí)際情況調(diào)節(jié)張力大小.</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>二.單線起拱.松散.蛇形彎</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>主要原因:節(jié)徑比選擇不合理;絞籠分線板上各單線位置錯(cuò)列和分布不均;壓?讖竭^大;個(gè)別單線張力過大.</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>采取的措施:</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>1.生產(chǎn)前首先選擇合適的節(jié)徑比,絞入率,絞合節(jié)距長度及絞向等參數(shù).它們對產(chǎn)品質(zhì)量.穩(wěn)定性.強(qiáng)度.電阻以及材料消耗有直較影響;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>2.根據(jù)工作經(jīng)驗(yàn)合理調(diào)整單線在分線板上位置分布;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>3.選用合適的壓孔格,一般要求壓?讖揭染外徑小0.3-0.5mm之間;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>4.要合理調(diào)節(jié)放線盤張力,保證各單線張力適中.一致;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>5.調(diào)整好退扭裝置,角度要一致,以消除導(dǎo)作在加工過程中產(chǎn)生的內(nèi)應(yīng)力;</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>6.絞合制程中盡量減少停車次數(shù),盡量勻速生產(chǎn)。</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>.生產(chǎn)管理面</DIV><DIV style="LINE-HEIGHT: 21px; FONT-FAMILY: Tahoma, Helvetica, SimSun, sans-serif; WORD-WRAP: break-word; COLOR: rgb(68,68,68); FONT-SIZE: 14px" align=left>在生產(chǎn)過程中,要嚴(yán)格控制進(jìn)廠原材料的質(zhì)量;注意要避免線盤在運(yùn)輸過程中由于磕碰引起的機(jī)械損傷;注意鋁線的存放地點(diǎn),應(yīng)避免腐蝕性介質(zhì)潮濕空氣的侵蝕而造成損傷。
以上三點(diǎn)就是影響鋼芯鋁絞線質(zhì)量的原因
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