一、沖壓機械手簡介
沖壓機械手是(shi)在自(zi)動(dong)化設(she)備(bei)的(de)(de)基(ji)礎(chu)上(shang)(shang),根(gen)據沖(chong)壓(ya)(ya)(ya)生(sheng)產(chan)特(te)點,專門為實現沖(chong)壓(ya)(ya)(ya)自(zi)動(dong)化無人(ren)生(sheng)產(chan)而研發的(de)(de)設(she)備(bei)。能取代(dai)人(ren)工(gong)(gong)(gong)在各個沖(chong)壓(ya)(ya)(ya)工(gong)(gong)(gong)位上(shang)(shang)進行物料沖(chong)壓(ya)(ya)(ya)、搬運、上(shang)(shang)下料等(deng)工(gong)(gong)(gong)作,整(zheng)條生(sheng)產(chan)線(xian)效率達到5秒。本(ben)自(zi)動(dong)化設(she)備(bei)對于沖(chong)壓(ya)(ya)(ya)等(deng)重復性(xing)(xing)、危險性(xing)(xing)、節(jie)(jie)拍高的(de)(de)加(jia)工(gong)(gong)(gong)行業,在節(jie)(jie)約人(ren)力勞(lao)動(dong)成本(ben),提高人(ren)工(gong)(gong)(gong)及設(she)備(bei)安全性(xing)(xing),保(bao)持產(chan)品產(chan)能、質量、工(gong)(gong)(gong)藝(yi)穩定性(xing)(xing)等(deng)方面是(shi)現代(dai)化工(gong)(gong)(gong)業化“開拓創新”的(de)(de)重要精神(shen)體現。柔性(xing)(xing)沖(chong)壓(ya)(ya)(ya)自(zi)動(dong)線(xian)大(da)多(duo)由一臺雙動(dong)拉伸壓(ya)(ya)(ya)力機(ji)(ji)或多(duo)連桿單動(dong)拉伸壓(ya)(ya)(ya)力機(ji)(ji)和4~5臺單動(dong)壓(ya)(ya)(ya)力機(ji)(ji)組(zu)成流水線(xian),生(sheng)產(chan)大(da)型車身覆蓋件(jian),安全性(xing)(xing)高,沖(chong)壓(ya)(ya)(ya)質量好。生(sheng)產(chan)線(xian)上(shang)(shang)布置自(zi)動(dong)化上(shang)(shang)下料系統(tong)。
二、沖壓機械手結構數據
由拆(chai)垛機(ji)(ji)(ji)(ji)、清洗涂(tu)油機(ji)(ji)(ji)(ji)、對中(zhong)上(shang)(shang)料(liao)機(ji)(ji)(ji)(ji)、上(shang)(shang)下料(liao)機(ji)(ji)(ji)(ji)械手臂(機(ji)(ji)(ji)(ji)器人(ren))、穿梭(suo)(翻(fan)轉)傳(chuan)送自(zi)動輸送機(ji)(ji)(ji)(ji)組成,從毛坯的上(shang)(shang)料(liao)到沖(chong)壓(ya)件下線(xian)(xian)全部自(zi)動完成。生(sheng)產節拍最高(gao)為6~9次/min。整條沖(chong)壓(ya)線(xian)(xian)長60~80m左右,約需6~7名操作(zuo)工人(ren)。有些采用(yong)(yong)的是國際先(xian)進的高(gao)速緊(jin)湊(cou)型(xing)沖(chong)壓(ya)線(xian)(xian),能快速提(ti)高(gao)沖(chong)壓(ya)機(ji)(ji)(ji)(ji)的生(sheng)產效率。板(ban)料(liao)對中(zhong)采用(yong)(yong)當(dang)今先(xian)進的光學攝(she)像系(xi)統進行定位。拉伸壓(ya)力機(ji)(ji)(ji)(ji)選用(yong)(yong)數(shu)控液(ye)壓(ya)拉伸墊(dian),先(xian)進的每個自(zi)動化單(dan)元配一個機(ji)(ji)(ji)(ji)械手臂,省去了穿梭(suo)傳(chuan)送裝置,縮(suo)短輸送距(ju)離,減少壓(ya)力機(ji)(ji)(ji)(ji)的間距(ju),生(sheng)產節拍可達10件/min。
三、沖壓機械手功能特點
1、功能
為適應(ying)柔性化(hua)的生(sheng)產要求,壓(ya)(ya)力(li)機的所有控(kong)(kong)制(zhi)功能(neng)(neng)應(ying)做到集成化(hua),從而(er)實現(xian)(xian)全(quan)套模(mo)(mo)具(ju)的菜(cai)(cai)單化(hua)管理,主要包括滑塊(kuai)行程(cheng)調(diao)整(zheng)、平衡器氣(qi)壓(ya)(ya)的調(diao)整(zheng)、氣(qi)墊行程(cheng)調(diao)整(zheng)以及(ji)自動(dong)(dong)化(hua)控(kong)(kong)制(zhi)系統等各(ge)個環(huan)節(jie)的參(can)數(shu)設定。具(ju)有現(xian)(xian)場通信網(wang)絡、現(xian)(xian)場設備互聯、互動(dong)(dong)操作(zuo)(zuo)性、分(fen)散功能(neng)(neng)模(mo)(mo)塊(kuai)、開放式功能(neng)(neng)的現(xian)(xian)場總線技術是壓(ya)(ya)力(li)機控(kong)(kong)制(zhi)技術的發(fa)展方向(xiang),對實現(xian)(xian)自動(dong)(dong)化(hua)具(ju)有明(ming)顯推(tui)動(dong)(dong)作(zuo)(zuo)用。壓(ya)(ya)力(li)機控(kong)(kong)制(zhi)系統的集成化(hua)可通過(guo)單一操作(zuo)(zuo)接口實現(xian)(xian)所有壓(ya)(ya)機和(he)模(mo)(mo)具(ju)的各(ge)項控(kong)(kong)制(zhi)功能(neng)(neng),包括故障診斷(duan)、模(mo)(mo)具(ju)菜(cai)(cai)單配置、可編程(cheng)限(xian)位開關(guan)和(he)模(mo)(mo)具(ju)監控(kong)(kong)及(ji)調(diao)整(zheng)等,并使設備的維修保養更加方便(bian),而(er)且明(ming)顯增加壓(ya)(ya)力(li)機的有效工(gong)作(zuo)(zuo)時(shi)間。
2、特點
電動(dong)(dong)機(ji)直接與偏心曲(qu)(qu)柄(bing)齒(chi)輪相(xiang)互連接,由(you)于(yu)電動(dong)(dong)機(ji)的(de)(de)(de)轉(zhuan)速(su)(su)(su)可(ke)以任意調節(jie),從而可(ke)以任意地調節(jie)曲(qu)(qu)柄(bing)機(ji)構的(de)(de)(de)運動(dong)(dong)速(su)(su)(su)度,任意加快或(huo)減慢沖壓(ya)速(su)(su)(su)度。伺服(fu)壓(ya)力(li)機(ji)的(de)(de)(de)另一大特(te)點(dian)是(shi)匹配性很高。由(you)于(yu)伺服(fu)壓(ya)力(li)機(ji)的(de)(de)(de)電動(dong)(dong)機(ji)轉(zhuan)速(su)(su)(su)是(shi)可(ke)以無(wu)級(ji)調節(jie)的(de)(de)(de),因此有可(ke)能在沖壓(ya)過程中實現沖壓(ya)運動(dong)(dong)和沖裁力(li)的(de)(de)(de)無(wu)級(ji)調節(jie),使壓(ya)力(li)機(ji)的(de)(de)(de)工作(zuo)曲(qu)(qu)線與各種不(bu)同的(de)(de)(de)應用(yong)(yong)要求相(xiang)匹配。為了保證曲(qu)(qu)柄(bing)完成(cheng)精(jing)確的(de)(de)(de)運動(dong)(dong),用(yong)(yong)戶可(ke)以通過減速(su)(su)(su)拉延加工實現或(huo)者保持(chi)恒(heng)定(ding)的(de)(de)(de)沖壓(ya)運動(dong)(dong)速(su)(su)(su)度,這樣不(bu)僅可(ke)以提高板材加工的(de)(de)(de)質量,而且也可(ke)延長模具的(de)(de)(de)使用(yong)(yong)壽命。 伺服(fu)壓(ya)力(li)機(ji)的(de)(de)(de)轉(zhuan)速(su)(su)(su)變化(hua)及(ji)控制經過了合理的(de)(de)(de)優化(hua)設計(ji),并(bing)且采用(yong)(yong)了集成(cheng)化(hua)的(de)(de)(de)模塊(kuai),按(an)照模塊(kuai)化(hua)結構制造,如果不(bu)需要使用(yong)(yong)其伺服(fu)功(gong)能時,該機(ji)就(jiu)可(ke)以像傳統壓(ya)力(li)機(ji)一樣工作(zuo),保持(chi)恒(heng)定(ding)的(de)(de)(de)功(gong)率和行(xing)程。
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