五軸聯動(dong)(dong)(dong)中(zhong)心在使用手(shou)動(dong)(dong)(dong)控制模(mo)式(shi)時(shi)(shi)，可(ke)以(yi)采取(qu)以(yi)下(xia)措施來(lai)保(bao)證(zheng)加(jia)工(gong)(gong)(gong)(gong)(gong)質(zhi)量(liang)(liang)：1.操(cao)作(zuo)(zuo)(zuo)人員需(xu)要具(ju)備豐富(fu)的(de)(de)操(cao)作(zuo)(zuo)(zuo)經(jing)驗和(he)(he)技能(neng)(neng)，以(yi)避免(mian)因操(cao)作(zuo)(zuo)(zuo)不當(dang)而導致的(de)(de)安(an)全事(shi)故。2.選擇合(he)適(shi)的(de)(de)刀具(ju)和(he)(he)加(jia)工(gong)(gong)(gong)(gong)(gong)參數，以(yi)確保(bao)加(jia)工(gong)(gong)(gong)(gong)(gong)質(zhi)量(liang)(liang)和(he)(he)效率。3.在加(jia)工(gong)(gong)(gong)(gong)(gong)過(guo)程中(zhong)，要注意觀察加(jia)工(gong)(gong)(gong)(gong)(gong)狀態，及時(shi)(shi)調整加(jia)工(gong)(gong)(gong)(gong)(gong)參數，以(yi)保(bao)證(zheng)加(jia)工(gong)(gong)(gong)(gong)(gong)質(zhi)量(liang)(liang)。4.定期(qi)檢(jian)查機(ji)床(chuang)(chuang)的(de)(de)各項(xiang)性能(neng)(neng)指(zhi)標，如主軸精度、工(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)臺精度等(deng)，以(yi)確保(bao)機(ji)床(chuang)(chuang)的(de)(de)加(jia)工(gong)(gong)(gong)(gong)(gong)精度。5.在加(jia)工(gong)(gong)(gong)(gong)(gong)過(guo)程中(zhong)，要注意保(bao)持(chi)機(ji)床(chuang)(chuang)的(de)(de)清(qing)潔(jie)和(he)(he)潤(run)滑，以(yi)保(bao)證(zheng)機(ji)床(chuang)(chuang)的(de)(de)正(zheng)常運行。6.定期(qi)對機(ji)床(chuang)(chuang)進行維(wei)護和(he)(he)保(bao)養，以(yi)延長(chang)機(ji)床(chuang)(chuang)的(de)(de)使用壽命。總之，在使用手(shou)動(dong)(dong)(dong)控制模(mo)式(shi)時(shi)(shi)，需(xu)要操(cao)作(zuo)(zuo)(zuo)人員具(ju)備豐富(fu)的(de)(de)操(cao)作(zuo)(zuo)(zuo)經(jing)驗和(he)(he)技能(neng)(neng)，同時(shi)(shi)注意選擇合(he)適(shi)的(de)(de)刀具(ju)和(he)(he)加(jia)工(gong)(gong)(gong)(gong)(gong)參數，定期(qi)檢(jian)查機(ji)床(chuang)(chuang)的(de)(de)各項(xiang)性能(neng)(neng)指(zhi)標，保(bao)持(chi)機(ji)床(chuang)(chuang)的(de)(de)清(qing)潔(jie)和(he)(he)潤(run)滑，定期(qi)對機(ji)床(chuang)(chuang)進行維(wei)護和(he)(he)保(bao)養，以(yi)保(bao)證(zheng)加(jia)工(gong)(gong)(gong)(gong)(gong)質(zhi)量(liang)(liang)和(he)(he)安(an)全。手(shou)動(dong)(dong)(dong)控制通常通過(guo)機(ji)床(chuang)(chuang)的(de)(de)操(cao)作(zuo)(zuo)(zuo)面板或遙控器來(lai)實現，操(cao)作(zuo)(zuo)(zuo)人員可(ke)以(yi)通過(guo)手(shou)動(dong)(dong)(dong)輸入指(zhi)令來(lai)控制機(ji)床(chuang)(chuang)的(de)(de)運動(dong)(dong)(dong)。紹興冷軋鋼沖壓模(mo)具(ju)

磨(mo)床(chuang)節能應(ying)用(yong)(yong)的介紹：標(biao)準(zhun)(zhun)機械加(jia)(jia)(jia)工(gong)(gong)所使用(yong)(yong)磨(mo)床(chuang)，砂(sha)輪(lun)電(dian)動機均按傳統啟動電(dian)路(lu)運(yun)行。電(dian)動機啟動后按照額定(ding)轉速(su)(su)運(yun)轉，由于電(dian)網電(dian)壓(ya)有一(yi)(yi)定(ding)波動，砂(sha)輪(lun)工(gong)(gong)件(jian)磨(mo)擦負(fu)載(zai)不斷變(bian)化，都會(hui)影響電(dian)動機轉速(su)(su)誤差，標(biao)準(zhun)(zhun)砂(sha)輪(lun)電(dian)動機起動電(dian)路(lu)一(yi)(yi)般只(zhi)有一(yi)(yi)種加(jia)(jia)(jia)工(gong)(gong)速(su)(su)度(du)(du)(du)，難以(yi)適應(ying)不同(tong)工(gong)(gong)件(jian)大小(xiao)要(yao)求不同(tong)加(jia)(jia)(jia)工(gong)(gong)相對線(xian)速(su)(su)度(du)(du)(du)，以(yi)至于所加(jia)(jia)(jia)工(gong)(gong)工(gong)(gong)件(jian)加(jia)(jia)(jia)工(gong)(gong)精密度(du)(du)(du)很(hen)難保(bao)證。因此從提高加(jia)(jia)(jia)工(gong)(gong)質量(liang)加(jia)(jia)(jia)工(gong)(gong)效率(lv)，節約能源等方面考慮，將(jiang)變(bian)頻調(diao)(diao)速(su)(su)技術應(ying)用(yong)(yong)于磨(mo)床(chuang)，可(ke)以(yi)收(shou)到(dao)滿(man)(man)意(yi)效果。機械加(jia)(jia)(jia)工(gong)(gong)行業所加(jia)(jia)(jia)工(gong)(gong)產(chan)品種類繁多，工(gong)(gong)件(jian)大小(xiao)尺寸不同(tong)，要(yao)求加(jia)(jia)(jia)工(gong)(gong)精度(du)(du)(du)各(ge)異。相對要(yao)求砂(sha)輪(lun)轉速(su)(su)于主(zhu)軸線(xian)速(su)(su)度(du)(du)(du)不同(tong)，單純調(diao)(diao)整主(zhu)軸轉速(su)(su)來滿(man)(man)足工(gong)(gong)件(jian)加(jia)(jia)(jia)工(gong)(gong)線(xian)速(su)(su)度(du)(du)(du)很(hen)難調(diao)(diao)整到(dao)理(li)想狀態。徐州五金沖(chong)壓(ya)模修模模架設(she)(she)計(ji)：包(bao)括上下模座及導向方式的設(she)(she)計(ji)，也可(ke)以(yi)選(xuan)用(yong)(yong)標(biao)準(zhun)(zhun)模架。

如果(guo)(guo)磨(mo)(mo)床的(de)(de)潤(run)滑(hua)(hua)出(chu)(chu)現問(wen)題，通常應該(gai)由設(she)備維(wei)修(xiu)(xiu)人(ren)員或專(zhuan)業(ye)的(de)(de)潤(run)滑(hua)(hua)工程師來負責(ze)維(wei)修(xiu)(xiu)。設(she)備維(wei)修(xiu)(xiu)人(ren)員通常負責(ze)維(wei)護和(he)(he)修(xiu)(xiu)理設(she)備的(de)(de)機械部(bu)分，包括潤(run)滑(hua)(hua)系(xi)統。他們可(ke)(ke)以(yi)檢查潤(run)滑(hua)(hua)系(xi)統的(de)(de)各個部(bu)件，如油(you)(you)(you)泵、油(you)(you)(you)管、油(you)(you)(you)嘴等，以(yi)確定是(shi)否存(cun)在漏油(you)(you)(you)、堵(du)塞等問(wen)題，并(bing)進行(xing)必要的(de)(de)維(wei)修(xiu)(xiu)或更換。潤(run)滑(hua)(hua)工程師則專(zhuan)門(men)負責(ze)潤(run)滑(hua)(hua)系(xi)統的(de)(de)設(she)計、選擇和(he)(he)管理。他們可(ke)(ke)以(yi)根據磨(mo)(mo)床的(de)(de)工作(zuo)(zuo)條件和(he)(he)潤(run)滑(hua)(hua)劑(ji)的(de)(de)性質，選擇合適的(de)(de)潤(run)滑(hua)(hua)劑(ji)，并(bing)制(zhi)定合理的(de)(de)潤(run)滑(hua)(hua)計劃。如果(guo)(guo)磨(mo)(mo)床的(de)(de)潤(run)滑(hua)(hua)出(chu)(chu)現問(wen)題，他們可(ke)(ke)以(yi)提供(gong)專(zhuan)業(ye)的(de)(de)技(ji)術(shu)支持和(he)(he)建議(yi)，幫助維(wei)修(xiu)(xiu)人(ren)員解(jie)決問(wen)題。在實際操(cao)作(zuo)(zuo)中(zhong)，設(she)備維(wei)修(xiu)(xiu)人(ren)員和(he)(he)潤(run)滑(hua)(hua)工程師通常會密切(qie)合作(zuo)(zuo)，共(gong)同解(jie)決磨(mo)(mo)床的(de)(de)潤(run)滑(hua)(hua)問(wen)題，以(yi)確保設(she)備的(de)(de)正(zheng)常運行(xing)和(he)(he)加(jia)工精度。如果(guo)(guo)磨(mo)(mo)床的(de)(de)潤(run)滑(hua)(hua)問(wen)題較為嚴(yan)重，可(ke)(ke)能需要聯(lian)系(xi)設(she)備制(zhi)造商或專(zhuan)業(ye)的(de)(de)維(wei)修(xiu)(xiu)服(fu)務提供(gong)商來進行(xing)維(wei)修(xiu)(xiu)。

大型CNC加(jia)(jia)工(gong)(gong)可能包(bao)括(kuo)以(yi)下步(bu)(bu)驟(zou)：1.設(she)(she)計：首先需(xu)要(yao)(yao)設(she)(she)計工(gong)(gong)件的圖(tu)紙或藍(lan)圖(tu)，包(bao)括(kuo)工(gong)(gong)件的材(cai)料、尺(chi)寸(cun)、形狀(zhuang)和(he)(he)加(jia)(jia)工(gong)(gong)精度(du)等。2.編(bian)程(cheng)(cheng)(cheng)：根據設(she)(she)計圖(tu)紙的要(yao)(yao)求(qiu)(qiu)，編(bian)寫(xie)CNC程(cheng)(cheng)(cheng)序(xu)。編(bian)程(cheng)(cheng)(cheng)的過程(cheng)(cheng)(cheng)中需(xu)要(yao)(yao)考(kao)慮到(dao)(dao)加(jia)(jia)工(gong)(gong)路(lu)徑、進(jin)(jin)給(gei)速度(du)、切削(xue)深度(du)等參(can)數。3.裝夾：將待加(jia)(jia)工(gong)(gong)的工(gong)(gong)件安裝在(zai)工(gong)(gong)作(zuo)臺上，并進(jin)(jin)行(xing)固(gu)定。這一步(bu)(bu)需(xu)要(yao)(yao)考(kao)慮到(dao)(dao)工(gong)(gong)件的尺(chi)寸(cun)和(he)(he)形狀(zhuang)，以(yi)確(que)保(bao)工(gong)(gong)件在(zai)加(jia)(jia)工(gong)(gong)過程(cheng)(cheng)(cheng)中不(bu)會移動。4.調(diao)試：在(zai)開始加(jia)(jia)工(gong)(gong)之(zhi)前(qian)，需(xu)要(yao)(yao)對(dui)CNC設(she)(she)備(bei)進(jin)(jin)行(xing)調(diao)試，以(yi)確(que)保(bao)設(she)(she)備(bei)的精度(du)和(he)(he)穩定性。5.加(jia)(jia)工(gong)(gong)：將編(bian)寫(xie)好的程(cheng)(cheng)(cheng)序(xu)輸入到(dao)(dao)CNC設(she)(she)備(bei)中，然后啟動加(jia)(jia)工(gong)(gong)過程(cheng)(cheng)(cheng)。在(zai)這個(ge)過程(cheng)(cheng)(cheng)中，CNC設(she)(she)備(bei)會按照程(cheng)(cheng)(cheng)序(xu)中的指令進(jin)(jin)行(xing)自動化的切削(xue)和(he)(he)加(jia)(jia)工(gong)(gong)。6.檢(jian)(jian)測(ce)：在(zai)加(jia)(jia)工(gong)(gong)完成后，需(xu)要(yao)(yao)對(dui)工(gong)(gong)件進(jin)(jin)行(xing)檢(jian)(jian)測(ce)，以(yi)確(que)保(bao)其符合(he)設(she)(she)計圖(tu)紙的要(yao)(yao)求(qiu)(qiu)。檢(jian)(jian)測(ce)的方式可能包(bao)括(kuo)尺(chi)寸(cun)檢(jian)(jian)測(ce)、表面粗糙度(du)檢(jian)(jian)測(ce)等。計算(suan)模(mo)(mo)具(ju)壓(ya)力中心，檢(jian)(jian)查(cha)壓(ya)力中心與模(mo)(mo)柄中心線(xian)是否重合(he)。如果不(bu)重合(he)，對(dui)模(mo)(mo)具(ju)結果作(zuo)相應的修改。

平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)的(de)(de)組(zu)成結構(gou)(gou)平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)通(tong)常由以下組(zu)成部(bu)(bu)分構(gou)(gou)成：1.主(zhu)機(ji)：是平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)的(de)(de)主(zhu)體部(bu)(bu)分，包括(kuo)主(zhu)軸、工(gong)(gong)(gong)作(zuo)臺(tai)、磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)料(liao)頭(tou)等。2.液壓(ya)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)：在(zai)(zai)切(qie)削(xue)(xue)(xue)(xue)過(guo)(guo)程(cheng)(cheng)中，液壓(ya)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)負(fu)責(ze)提(ti)供液壓(ya)動(dong)(dong)力，控(kong)制(zhi)(zhi)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)機(ji)構(gou)(gou)的(de)(de)運動(dong)(dong)。3.電器控(kong)制(zhi)(zhi)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)：電器控(kong)制(zhi)(zhi)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)負(fu)責(ze)控(kong)制(zhi)(zhi)平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)的(de)(de)運行(xing)，實現(xian)自動(dong)(dong)化操作(zuo)。4.冷卻(que)(que)(que)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)：磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)過(guo)(guo)程(cheng)(cheng)會產生很高(gao)的(de)(de)溫度(du)(du)(du)，冷卻(que)(que)(que)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)可(ke)以有效降低(di)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)區域的(de)(de)溫度(du)(du)(du)，并(bing)保持(chi)工(gong)(gong)(gong)件(jian)(jian)表面(mian)(mian)(mian)(mian)的(de)(de)光潔度(du)(du)(du)。5.切(qie)削(xue)(xue)(xue)(xue)液系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)：提(ti)供切(qie)削(xue)(xue)(xue)(xue)液，以保證磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)過(guo)(guo)程(cheng)(cheng)中磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)料(liao)頭(tou)與工(gong)(gong)(gong)件(jian)(jian)之(zhi)間的(de)(de)潤滑燈和(he)冷卻(que)(que)(que)效果。平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)的(de)(de)工(gong)(gong)(gong)作(zuo)原(yuan)理平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)通(tong)過(guo)(guo)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)工(gong)(gong)(gong)件(jian)(jian)表面(mian)(mian)(mian)(mian)來(lai)改進(jin)其尺寸和(he)表面(mian)(mian)(mian)(mian)精度(du)(du)(du)，其磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)過(guo)(guo)程(cheng)(cheng)重要(yao)的(de)(de)是磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)機(ji)構(gou)(gou)。磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)機(ji)構(gou)(gou)包括(kuo)主(zhu)軸和(he)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)料(liao)頭(tou)。當平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)開始運行(xing)時(shi)，工(gong)(gong)(gong)件(jian)(jian)被放置(zhi)在(zai)(zai)工(gong)(gong)(gong)作(zuo)臺(tai)上，并(bing)順時(shi)針旋轉(zhuan)。磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)料(liao)頭(tou)通(tong)過(guo)(guo)主(zhu)軸轉(zhuan)動(dong)(dong)來(lai)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)工(gong)(gong)(gong)件(jian)(jian)表面(mian)(mian)(mian)(mian)，同(tong)時(shi)，冷卻(que)(que)(que)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)和(he)切(qie)削(xue)(xue)(xue)(xue)液系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)提(ti)供足夠的(de)(de)冷卻(que)(que)(que)和(he)潤滑，以保持(chi)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)料(liao)頭(tou)和(he)工(gong)(gong)(gong)件(jian)(jian)表面(mian)(mian)(mian)(mian)的(de)(de)質量。在(zai)(zai)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)過(guo)(guo)程(cheng)(cheng)中，平(ping)面(mian)(mian)(mian)(mian)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)床(chuang)可(ke)以實現(xian)自動(dong)(dong)化操作(zuo)。電器控(kong)制(zhi)(zhi)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)可(ke)以控(kong)制(zhi)(zhi)主(zhu)軸、工(gong)(gong)(gong)作(zuo)臺(tai)和(he)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)機(ji)構(gou)(gou)的(de)(de)運動(dong)(dong)，實現(xian)高(gao)精度(du)(du)(du)的(de)(de)磨(mo)(mo)(mo)(mo)(mo)(mo)(mo)削(xue)(xue)(xue)(xue)和(he)加(jia)工(gong)(gong)(gong)效果。數(shu)控(kong)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)是五軸聯動(dong)(dong)中心的(de)(de)內(nei)部(bu)(bu)控(kong)制(zhi)(zhi)部(bu)(bu)分，它通(tong)過(guo)(guo)預(yu)先(xian)編制(zhi)(zhi)的(de)(de)加(jia)工(gong)(gong)(gong)程(cheng)(cheng)序，對機(ji)床(chuang)的(de)(de)運動(dong)(dong)進(jin)行(xing)控(kong)制(zhi)(zhi)。無錫汽(qi)車覆(fu)蓋(gai)件(jian)(jian)沖(chong)壓(ya)模具圖

加工過程(cheng)中，機床的(de)部(bu)件會受到高(gao)溫的(de)影響而產(chan)生熱變形(xing)，從而導(dao)致機床的(de)精度下降。紹興冷軋(ya)鋼沖壓模(mo)具

數控車削加(jia)工與普通車削加(jia)工區別(bie)

三、操(cao)作難(nan)度(du)不同數(shu)控(kong)車(che)床(chuang)需(xu)要(yao)先制作加(jia)(jia)工(gong)(gong)程(cheng)(cheng)序(xu)，由專(zhuan)業的(de)(de)程(cheng)(cheng)序(xu)員編(bian)寫，在(zai)編(bian)寫程(cheng)(cheng)序(xu)時需(xu)要(yao)考(kao)慮一系列參數(shu)，如刀具(ju)(ju)尺(chi)寸、加(jia)(jia)工(gong)(gong)路徑、切(qie)削(xue)深度(du)等。而普(pu)通車(che)床(chuang)只需(xu)要(yao)操(cao)作者具(ju)(ju)有(you)一定(ding)的(de)(de)機(ji)(ji)械(xie)操(cao)作技能即可操(cao)作，不需(xu)要(yao)熟練掌(zhang)握計算機(ji)(ji)編(bian)程(cheng)(cheng)技能。因此數(shu)控(kong)車(che)床(chuang)的(de)(de)操(cao)作難(nan)度(du)相對(dui)于普(pu)通車(che)床(chuang)更高。四(si)、適(shi)(shi)用(yong)(yong)范(fan)圍(wei)(wei)不同數(shu)控(kong)車(che)床(chuang)適(shi)(shi)用(yong)(yong)于小到(dao)螺絲、螺母的(de)(de)加(jia)(jia)工(gong)(gong)，大(da)到(dao)鐵(tie)路車(che)輪的(de)(de)加(jia)(jia)工(gong)(gong)，而普(pu)通車(che)床(chuang)的(de)(de)加(jia)(jia)工(gong)(gong)范(fan)圍(wei)(wei)相對(dui)較(jiao)小，主(zhu)要(yao)用(yong)(yong)于鋼(gang)鐵(tie)、船舶、車(che)輛等行業的(de)(de)高速公(gong)路建設、橋梁、大(da)型(xing)鋼(gang)構件、重型(xing)機(ji)(ji)械(xie)等領域。總之，數(shu)控(kong)車(che)削(xue)加(jia)(jia)工(gong)(gong)與普(pu)通車(che)削(xue)加(jia)(jia)工(gong)(gong)在(zai)加(jia)(jia)工(gong)(gong)精度(du)、加(jia)(jia)工(gong)(gong)效率、操(cao)作難(nan)度(du)、適(shi)(shi)用(yong)(yong)范(fan)圍(wei)(wei)等方(fang)面存在(zai)較(jiao)大(da)差異。選擇合(he)適(shi)(shi)的(de)(de)加(jia)(jia)工(gong)(gong)方(fang)式(shi)需(xu)要(yao)根據具(ju)(ju)體(ti)加(jia)(jia)工(gong)(gong)要(yao)求以及材料的(de)(de)選擇等因素綜合(he)考(kao)慮。紹(shao)興冷軋鋼(gang)沖壓模具(ju)(ju)

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