一、沖壓機械手簡介
沖壓機械手是在自動(dong)(dong)化(hua)設(she)(she)(she)備(bei)的基礎上(shang)(shang)(shang),根據沖(chong)壓(ya)(ya)生(sheng)產(chan)(chan)特(te)點,專門(men)為實現沖(chong)壓(ya)(ya)自動(dong)(dong)化(hua)無(wu)人生(sheng)產(chan)(chan)而研(yan)發的設(she)(she)(she)備(bei)。能取(qu)代(dai)人工(gong)(gong)在各個沖(chong)壓(ya)(ya)工(gong)(gong)位上(shang)(shang)(shang)進行物料沖(chong)壓(ya)(ya)、搬運(yun)、上(shang)(shang)(shang)下料等(deng)工(gong)(gong)作,整條生(sheng)產(chan)(chan)線效率達到(dao)5秒。本自動(dong)(dong)化(hua)設(she)(she)(she)備(bei)對于沖(chong)壓(ya)(ya)等(deng)重(zhong)復性(xing)、危險性(xing)、節拍(pai)高的加(jia)工(gong)(gong)行業,在節約(yue)人力(li)(li)勞動(dong)(dong)成(cheng)本,提高人工(gong)(gong)及設(she)(she)(she)備(bei)安全性(xing),保持產(chan)(chan)品產(chan)(chan)能、質量(liang)、工(gong)(gong)藝穩(wen)定(ding)性(xing)等(deng)方面是現代(dai)化(hua)工(gong)(gong)業化(hua)“開(kai)拓創新(xin)”的重(zhong)要(yao)精神體現。柔性(xing)沖(chong)壓(ya)(ya)自動(dong)(dong)線大(da)多由一臺(tai)雙動(dong)(dong)拉(la)(la)伸壓(ya)(ya)力(li)(li)機或(huo)多連(lian)桿單(dan)(dan)動(dong)(dong)拉(la)(la)伸壓(ya)(ya)力(li)(li)機和4~5臺(tai)單(dan)(dan)動(dong)(dong)壓(ya)(ya)力(li)(li)機組成(cheng)流水線,生(sheng)產(chan)(chan)大(da)型(xing)車身覆蓋件,安全性(xing)高,沖(chong)壓(ya)(ya)質量(liang)好。生(sheng)產(chan)(chan)線上(shang)(shang)(shang)布置自動(dong)(dong)化(hua)上(shang)(shang)(shang)下料系統。
二、沖壓機械手結構數據
由拆垛機(ji)(ji)、清(qing)洗涂(tu)油機(ji)(ji)、對中上料(liao)機(ji)(ji)、上下料(liao)機(ji)(ji)械手臂(bei)(機(ji)(ji)器人)、穿(chuan)梭(suo)(翻(fan)轉)傳送(song)(song)自動輸(shu)送(song)(song)機(ji)(ji)組成,從毛坯的(de)(de)上料(liao)到(dao)沖壓(ya)(ya)件(jian)下線全(quan)部自動完(wan)成。生(sheng)產節(jie)拍最(zui)高為6~9次/min。整條沖壓(ya)(ya)線長(chang)60~80m左右,約需6~7名(ming)操作工人。有些(xie)采(cai)用的(de)(de)是國際先進的(de)(de)高速(su)緊湊型沖壓(ya)(ya)線,能(neng)快速(su)提高沖壓(ya)(ya)機(ji)(ji)的(de)(de)生(sheng)產效率。板料(liao)對中采(cai)用當今先進的(de)(de)光學攝像系統進行定位(wei)。拉伸壓(ya)(ya)力機(ji)(ji)選用數控液壓(ya)(ya)拉伸墊,先進的(de)(de)每個自動化(hua)單元配一個機(ji)(ji)械手臂(bei),省去了穿(chuan)梭(suo)傳送(song)(song)裝置,縮短(duan)輸(shu)送(song)(song)距(ju)離,減少(shao)壓(ya)(ya)力機(ji)(ji)的(de)(de)間距(ju),生(sheng)產節(jie)拍可(ke)達10件(jian)/min。
三、沖壓機械手功能特點
1、功能
為適應(ying)柔性(xing)化(hua)(hua)的(de)(de)生(sheng)產要(yao)求(qiu),壓(ya)力機(ji)的(de)(de)所(suo)有(you)控(kong)(kong)(kong)制(zhi)(zhi)功(gong)能應(ying)做到(dao)集成(cheng)化(hua)(hua),從(cong)而實現(xian)(xian)全套模(mo)(mo)具(ju)(ju)(ju)的(de)(de)菜單化(hua)(hua)管理,主(zhu)要(yao)包括滑塊(kuai)行程(cheng)調(diao)(diao)整(zheng)(zheng)、平衡器氣壓(ya)的(de)(de)調(diao)(diao)整(zheng)(zheng)、氣墊(dian)行程(cheng)調(diao)(diao)整(zheng)(zheng)以及(ji)自動化(hua)(hua)控(kong)(kong)(kong)制(zhi)(zhi)系統(tong)(tong)等各個環節的(de)(de)參數設(she)定。具(ju)(ju)(ju)有(you)現(xian)(xian)場通信網絡、現(xian)(xian)場設(she)備互聯(lian)、互動操作(zuo)(zuo)性(xing)、分散(san)功(gong)能模(mo)(mo)塊(kuai)、開(kai)放式功(gong)能的(de)(de)現(xian)(xian)場總線技(ji)術是壓(ya)力機(ji)控(kong)(kong)(kong)制(zhi)(zhi)技(ji)術的(de)(de)發展方向,對實現(xian)(xian)自動化(hua)(hua)具(ju)(ju)(ju)有(you)明顯(xian)推動作(zuo)(zuo)用。壓(ya)力機(ji)控(kong)(kong)(kong)制(zhi)(zhi)系統(tong)(tong)的(de)(de)集成(cheng)化(hua)(hua)可通過單一操作(zuo)(zuo)接口實現(xian)(xian)所(suo)有(you)壓(ya)機(ji)和(he)模(mo)(mo)具(ju)(ju)(ju)的(de)(de)各項控(kong)(kong)(kong)制(zhi)(zhi)功(gong)能,包括故障診斷、模(mo)(mo)具(ju)(ju)(ju)菜單配置、可編(bian)程(cheng)限位開(kai)關和(he)模(mo)(mo)具(ju)(ju)(ju)監控(kong)(kong)(kong)及(ji)調(diao)(diao)整(zheng)(zheng)等,并使設(she)備的(de)(de)維修保養更加(jia)方便,而且明顯(xian)增加(jia)壓(ya)力機(ji)的(de)(de)有(you)效工作(zuo)(zuo)時間(jian)。
2、特點
電(dian)動(dong)機(ji)(ji)直接與(yu)偏(pian)心曲柄齒輪相互連(lian)接,由(you)于電(dian)動(dong)機(ji)(ji)的(de)(de)(de)(de)轉(zhuan)速可以(yi)(yi)任意(yi)(yi)調(diao)(diao)節,從而可以(yi)(yi)任意(yi)(yi)地調(diao)(diao)節曲柄機(ji)(ji)構的(de)(de)(de)(de)運(yun)動(dong)速度,任意(yi)(yi)加快(kuai)或減(jian)慢(man)沖壓(ya)(ya)速度。伺服(fu)(fu)壓(ya)(ya)力(li)(li)(li)機(ji)(ji)的(de)(de)(de)(de)另(ling)一大特點(dian)是匹配(pei)性很高(gao)。由(you)于伺服(fu)(fu)壓(ya)(ya)力(li)(li)(li)機(ji)(ji)的(de)(de)(de)(de)電(dian)動(dong)機(ji)(ji)轉(zhuan)速是可以(yi)(yi)無級調(diao)(diao)節的(de)(de)(de)(de),因此有可能在沖壓(ya)(ya)過(guo)程中實(shi)(shi)現(xian)沖壓(ya)(ya)運(yun)動(dong)和沖裁力(li)(li)(li)的(de)(de)(de)(de)無級調(diao)(diao)節,使(shi)(shi)壓(ya)(ya)力(li)(li)(li)機(ji)(ji)的(de)(de)(de)(de)工作曲線(xian)與(yu)各種不同的(de)(de)(de)(de)應(ying)用(yong)(yong)要求相匹配(pei)。為(wei)了(le)保(bao)證曲柄完成精確(que)的(de)(de)(de)(de)運(yun)動(dong),用(yong)(yong)戶可以(yi)(yi)通過(guo)減(jian)速拉延加工實(shi)(shi)現(xian)或者(zhe)保(bao)持(chi)恒(heng)定(ding)的(de)(de)(de)(de)沖壓(ya)(ya)運(yun)動(dong)速度,這樣不僅可以(yi)(yi)提高(gao)板材加工的(de)(de)(de)(de)質量,而且(qie)也可延長模(mo)具的(de)(de)(de)(de)使(shi)(shi)用(yong)(yong)壽命。 伺服(fu)(fu)壓(ya)(ya)力(li)(li)(li)機(ji)(ji)的(de)(de)(de)(de)轉(zhuan)速變(bian)化(hua)及控(kong)制經過(guo)了(le)合理的(de)(de)(de)(de)優化(hua)設計,并且(qie)采(cai)用(yong)(yong)了(le)集成化(hua)的(de)(de)(de)(de)模(mo)塊,按照模(mo)塊化(hua)結構制造,如果(guo)不需要使(shi)(shi)用(yong)(yong)其伺服(fu)(fu)功能時,該機(ji)(ji)就可以(yi)(yi)像傳統壓(ya)(ya)力(li)(li)(li)機(ji)(ji)一樣工作,保(bao)持(chi)恒(heng)定(ding)的(de)(de)(de)(de)功率和行程。
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