鋼絲繩生產工藝
鋼絲繩的生產有拉絲、撚股及合繩三個根本工序。
拉絲
原資料:這裏說的鋼絲繩拉絲是指原資料經過酸洗、磷化、剝殼、開坯,其間停止一次或屢次的拔拉,改動其分子機構,使其到達目的直徑的一種工藝手腕。
原資料有0.14~10.00mm的黑色金屬和直徑為0.01~16.00mm的有色金屬。
酸洗:用yong酸suan液ye洗xi去qu鋼gang絲si繩sheng原yuan資zi料liao外wai表biao鏽xiu蝕shi物wu和he軋zha皮pi的de過guo程cheng,在zai鋼gang絲si繩sheng消xiao費fei工gong藝yi中zhong又you叫jiao剝bo殼ke,主zhu要yao把ba高gao線xian的de氧yang化hua物wu剝bo離li,以yi免mian鐵tie鏽xiu等deng雜za質zhi影ying響xiang開kai坯pi,損sun壞huai拉la絲si模mo具ju。
磷化:淺顯的說就是把資料浸入磷酸鹽溶液中,使其外表取得一層不溶於水的磷酸鹽薄膜的工藝。在一定水平上避免腐蝕。
開坯:經過各種拉製金屬線的模具中心的一定外形的孔,圓、方、八角或其它特殊外形。當金屬強行穿過模孔時尺寸、外形都發作變化。
冷拔絲:putongdeyuangang,rangtajingguobitadezhijingxiaoyidiandekongzhongqiangxinglaguo,zeyuangangzhijingjiuhuibianxiao,changduhuishenchang,bushifanfuzheyangdejiagongguocheng,zeyuangangjiuhuijinyibubianxiao。chanshengzhezhongsuxingbianxingyihoudegangcaiyingduhuizengjia,suxinghuigenbenxiaoshi。buqingqiusuxing,zhixuqiuqiangdudechangsuo,nenggouyunyongzheyangdegangcai。
回火:由you於yu鋼gang絲si的de分fen子zi構gou造zao曾zeng經jing毀hui壞huai,隻zhi要yao回hui火huo再zai次ci複fu原yuan鋼gang絲si內nei部bu的de構gou造zao。以yi便bian於yu再zai次ci拉la絲si,這zhe樣yang不bu易yi斷duan裂lie,而er且qie能neng拉la到dao我wo們men想xiang要yao的de強qiang度du。強qiang度du就jiu是shi我wo們men說shuo的de的de抗kang拉la強qiang度du。強qiang度du是shi拉la絲si拉la出chu來lai的de,不bu是shi熱re處chu置zhi出chu來lai的de。這zhe就jiu是shi鋼gang絲si繩sheng工gong藝yi和he機ji械xie加jia工gong工gong藝yi最zui大da的de區qu別bie了le。普pu通tong的de強qiang度du:1470N/mm2,1570N/mm2,1670N/mm2,1770N/mm2,1870N/mm2,1960N/mm2.qiangduyuegao,laliyueqiang,danshirenxingyuecha。suoyi,zaigangsishengxuanxingshangyingxuanzeshiyideqiangdu。bunengyiweigaoqiangdu。gaoqiangdugangsishenglalishiqiangde,danshizainaimoduherourenxingfangmianbiniruo。
撚股
撚股的類型、構造和用處鋼絲繩的類型、構造、原料和消費工藝取決於用處。普通鋼絲繩用直徑0.1~6.0mm圓斷麵的碳素鋼絲。撚製密封和半密封鋼絲繩時,采用Z形和其他異型鋼絲。鋼絲繩的類型按用處分:有懸吊橋梁用繩和礦用撚股、架空索道用承載繩、傳動安裝用牽引繩、電梯用繩、捆(kun)紮(zha)和(he)拖(tuo)編(bian)貨(huo)物(wu)用(yong)係(xi)紮(zha)繩(sheng)等(deng)。鋼(gang)絲(si)繩(sheng)的(de)種(zhong)類(lei)不(bu)時(shi)增(zeng)加(jia),構(gou)造(zao)日(ri)益(yi)複(fu)雜(za),除(chu)采(cai)用(yong)各(ge)種(zhong)塗(tu)層(ceng)鋼(gang)絲(si)外(wai),還(hai)運(yun)用(yong)不(bu)鏽(xiu)鋼(gang)絲(si)和(he)雙(shuang)金(jin)屬(shu)鋼(gang)絲(si)。為(wei)確(que)保(bao)鋼(gang)絲(si)繩(sheng)運(yun)用(yong)的(de)平(ping)安(an)性(xing)和(he)牢(lao)靠(kao)性(xing),請求鋼絲繩有足夠的強度,良好的撓性、撚製的密實性、抗壓性、耐磨性、耐腐蝕性和抗疲倦強度等,其中強度最為重要。
鋼絲繩的截麵構造有點接觸圓股、線接觸圓股、麵接觸圓股、異型股、單層股不旋轉、mifengjibianduideng。qizhongmianjiechuyuangugangsishengshikaoniangujideqianyinlijiangxianjiechushenggujingguobasimohuogunmobazhiercheng。jingguolamo,shenggubianxingqianhebianxinghoudejiemiannianguzhongyoutuyouheducengliangzhongfangfucuoshi。
塗油:一切鋼絲繩都必需塗油。纖維芯浸油,請求油脂可以維護纖維芯不腐朽、不鏽蝕鋼絲,滋養纖維,bingcongneibuguanghuagangsisheng。waibiaotuyoushishengguzhongyiqiegangsiwaibiaodoupingjunditushangyicengfangxiuguanghuayouzhi,qizhongduimocatishenghekuangshuidadekuangjingyongsheng,yaotuzengmohekangshuixingqiangdeheiyouyouzhi;其他用處則塗成膜性強、防鏽性能好的紅油油脂,並請求油層薄,便於在操作過程中堅持清潔。
鍍層:有鍍鋅、鍍鋁、塗tu尼ni龍long或huo塑su料liao等deng。鍍du鋅xin又you分fen鋼gang絲si先xian鍍du後hou拔ba的de薄bo鍍du層ceng和he鋼gang絲si拔ba後hou鍍du鋅xin的de厚hou鍍du層ceng,厚hou鍍du層ceng的de機ji械xie性xing能neng比bi光guang麵mian鋼gang絲si繩sheng有you所suo降jiang低di,宜yi在zai嚴yan重zhong腐fu蝕shi環huan境jing中zhong運yun用yong。鍍du鋁lv鋼gang絲si繩sheng比bi鍍du鋅xin鋼gang絲si繩sheng更geng耐nai腐fu蝕shi、耐磨、耐熱,主要用於漁業拖網船舶及含H2S的礦井等,采用先鍍後拔法消費。塗尼龍或塑料的鋼絲繩分塗繩和塗股後合繩兩種。前者用於靜索,後者用於動索。
卷線工序:將鋼絲線盤,重新卷在撚股機的工字輪上;也可將鋼絲從拔絲機後直接卷到工字輪上。撚股將鋼絲撚成繩股。撚股機有筐籃式、軸管式、無管式和雙撚機等。為12軸管式撚股機表示圖,1是裝下層繩股的工字輪,2是旋轉的機筒,內裝12個卷滿鋼絲的工字輪,3是成股的壓線瓦,4是牽引輪,5是上層繩股的收線輪,機筒旋轉一周,牽引輪引出的繩股長度即為股的撚距。
合繩
在(zai)合(he)繩(sheng)機(ji)上(shang)將(jiang)繩(sheng)股(gu)盤(pan)繞(rao)繩(sheng)芯(xin)中(zhong)心(xin)線(xian)作(zuo)螺(luo)旋(xuan)線(xian)排(pai)列(lie)消(xiao)費(fei)鋼(gang)絲(si)繩(sheng)的(de)工(gong)藝(yi)過(guo)程(cheng)。合(he)繩(sheng)要(yao)嚴(yan)厲(li)依(yi)照(zhao)鋼(gang)絲(si)繩(sheng)製(zhi)造(zao)工(gong)藝(yi)規(gui)則(ze)停(ting)止(zhi)。合(he)繩(sheng)機(ji)選(xuan)定(ding)後(hou),應(ying)認(ren)真(zhen)選(xuan)配(pei)合(he)繩(sheng)用(yong)股(gu),股(gu)的(de)規(gui)格(ge)、構造、撚向(見鋼絲繩撚法)、長度等應滿足鋼絲繩製造卡片的請求。股選定後,將載股工字輪裝置在合繩機的工字輪輪架上。合繩工序中工字輪的裝置、股的穿線辦法、撚製參數的調整及撚製操作與撚股時的相同。合繩與撚股相比,僅在撚製工藝上有所不同。鋼絲繩的撚製分為單撚鋼絲繩的撚製、雙撚鋼絲繩的撚製和三撚鋼絲繩的撚製3品種型。
danniangangsishengnianzhibanfahenianzhigongyiyuxiangtonggouzaodegudenianzhibanfahenianzhigongyigenbenxiangtong,qubiejinzaiyuzaidanniangangsishengzhong,panraoshengxinwaidegenianzhicengdegangsinianxiangshijiaotibianhuade,nianxiangzeanwaicenggangsidenianxiangkending。mifenggangsishengshudanniangangsisheng,nianzhibanfayunianzhiyuangudanniangangsishengleisi,qibutongdianzaiyu,nianzhishibixubaozhengshengxinwaideyixinggangsidamianyizhichaoxianggangsishengdebiaomianmian。mifenggangsishengshengxinwaiyixinggangsidenianzhiputongzaizhuanyongshebeishangwancheng。
雙撚鋼絲繩通常由2、3、4、6、7、8根股撚製而成。最多可到達36股,種類多,構造較複雜,是應用最普遍的鋼絲繩。應用最普遍的是由6根股組成的雙撚鋼絲繩。中細規格的雙撚鋼絲繩可采用管式撚股機撚製。粗規格鋼絲繩,特別是同向撚鋼絲繩(見鋼絲繩撚法),caiyongkuanglanshiheshengjinianzhi。yixinggugangsishengkecaiyongzhuanyongshebeinianzhi,yekezaiputongheshengjishangjiangyuanxinggubiangouchengyixingguhounianzhichenggangsisheng。mianjiechugangsishengkecaiyongyixinggangsishengnianzhifazhizao,yekecaiyongsuxingjinsuofazhizao。suxingjinsuofashizainiangushijiangyuanxinggujinshoulabahuogunya,shiguzhonggangsichanshengsuxingbianxing,gaidongguneigangsidejiechuzhuangtai,ranhouyongzhezhonggunianzhichenggangsisheng。sanniangangsishengdenianzhiyushuangniangangsishengdenianzhixiangtong,zhishinianzhicishuzengjiale。
yiqiegangsishengdouyingnianzhichengbusongxiede。gangsishengdebusongxiexingnengjingguoheshengshiduinianzhigutingzhiyubianxingwancheng。jinshushengxindegangsishengyenenggoucaiyongrechuzhibanfaqudebusongxiexingneng。weilegaishangangsishengdelixuexingnenghebusongxiexingneng,chuheshengshiduigutingzhiyubianxingwai,nianguheheshengshihaipubiancaiyonggujiaozhigongyi,yixiaomigangsishengdenianzhiyingli。
在zai合he繩sheng機ji的de牽qian引yin輪lun和he收shou線xian安an裝zhuang之zhi間jian設she有you鋼gang絲si繩sheng塗tu油you槽cao,對dui鋼gang絲si繩sheng塗tu油you。鋼gang絲si繩sheng塗tu油you後hou經jing排pai線xian機ji構gou平ping均jun地di纏chan繞rao在zai收shou線xian機ji構gou的de工gong字zi輪lun上shang。撚nian製zhi終zhong了le後hou,鋼gang絲si繩sheng的de繩sheng頭tou用yong軟ruan鋼gang絲si紮zha緊jin並bing固gu定ding在zai工gong字zi輪lun輪lun盤pan上shang。
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