二 高速、小瓶PET灌裝線
在PD編輯采訪時,這條線正在進行16盎司Mountain Dew的生產。由Amcor提ti供gong的de預yu先xian貼tie好hao標biao簽qian的de包bao裝zhuang瓶ping被bei送song到dao托tuo盤pan上shang的de自zi動dong卸xie垛duo機ji,每mei層ceng之zhi間jian有you紙zhi板ban隔ge層ceng。自zi動dong卸xie垛duo機ji每mei次ci將jiang托tuo盤pan上shang升sheng一yi層ceng,用yong帶dai吸xi盤pan的de掃sao架jia擺bai過guo,自zi動dong除chu下xia隔ge層ceng板ban,堆dui入ru一yi個ge箱xiang櫃gui返fan還hai給gei包bao裝zhuang瓶ping供gong應ying商shang。自zi動dong卸xie垛duo機ji再zai將jiang瓶ping子zi升sheng上shang來lai,掃sao架jia將jiang瓶ping子zi掃sao到dao批pi量liang傳chuan送song器qi上shang。Sentry Equipment公司為這家廠提供了自動卸垛機和全部傳送器,還幫助PBV完成包裝線布置和控製。
在線的瓶子成批傳送到兩個Lanfranchi高(gao)速(su)自(zi)動(dong)堆(dui)垛(duo)機(ji)上(shang),在(zai)那(na)裏(li),轉(zhuan)動(dong)架(jia)將(jiang)瓶(ping)子(zi)豎(shu)起(qi)向(xiang)上(shang)。為(wei)了(le)跟(gen)上(shang)生(sheng)產(chan)線(xian)的(de)速(su)度(du),工(gong)廠(chang)需(xu)要(yao)兩(liang)台(tai)自(zi)動(dong)堆(dui)垛(duo)機(ji)。自(zi)動(dong)堆(dui)垛(duo)機(ji)料(liao)鬥(dou)裏(li)的(de)水(shui)平(ping)傳(chuan)感(gan)器(qi)控(kong)製(zhi)傳(chuan)送(song)升(sheng)降(jiang)機(ji)開(kai)關(guan)以(yi)維(wei)持(chi)料(liao)鬥(dou)裏(li)的(de)瓶(ping)子(zi)數(shu)量(liang)。自(zi)動(dong)堆(dui)垛(duo)機(ji)改(gai)進(jin)了(le)材(cai)料(liao)搬(ban)運(yun),減(jian)少(shao)了(le)人(ren)力(li)勞(lao)動(dong)。
laiziliangtaizidongduiduojidebaozhuangpinghuijuchengyilie,zaidanrujiachipingjingdeqiliuchuansongxitong。chuansongxitongzhongdebaozhuangpingyoupingjingbiaocengxiadeganzhicheng。chuansongqiangzhongdeqiliutuidongbaozhuangpingqianjin。xieduogongzuoqubaokuosantaixieduoji,shelizheyigongzuoqushiweileyunxuliangmingcaozuozhexiangsantaishengchanxianweisongrongqi。kongpingtongguoqiliuyunshudai,zhijieyunwangjiejingdefengbijianhedankuaichongxiji/灌裝機/fenggaijidexingxingchuansonglun。shiyongdankuaishejideyoushizaiyucongchongxijidaoguanzhuangjihuoshiguanzhuangjidaofenggaijizhijianzhixuyaoyigexingxingchuansonglun,zhedadajianqinglebaozhuangpingzhuanyundewenti。
瓶子通過入口送到108座zuo衝chong洗xi機ji的de夾jia頭tou上shang,在zai裝zhuang置zhi旋xuan轉zhuan時shi顛dian倒dao放fang置zhi。淨jing化hua過guo的de水shui通tong過guo夾jia頭tou上shang所suo附fu的de噴pen嘴zui射she入ru瓶ping中zhong,隨sui著zhe裝zhuang置zhi繼ji續xu旋xuan轉zhuan再zai流liu出chu來lai,清qing洗xi溶rong液ye含han臭chou氧yang以yi達da到dao最zui佳jia清qing潔jie效xiao果guo。接jie著zhe包bao裝zhuang瓶ping再zai向xiang上shang立li起qi來lai通tong過guo一yi個ge傳chuan送song輪lun送song出chu。
灌裝所用的等壓測容灌裝機共有144個灌裝閥。衝洗機與灌裝機由SIDEL供gong貨huo。每mei一yi個ge灌guan裝zhuang閥fa都dou通tong過guo一yi根gen產chan品pin管guan連lian到dao中zhong央yang液ye箱xiang,還hai通tong過guo兩liang根gen氣qi管guan接jie到dao二er氧yang化hua碳tan供gong應ying器qi,一yi根gen是shi用yong於yu包bao裝zhuang瓶ping增zeng壓ya,另ling一yi根gen是shi用yong於yu穩wen定ding液ye箱xiang與yu灌guan裝zhuang閥fa之zhi間jian的de壓ya力li。當dang對dui非fei碳tan酸suan飲yin料liao進jin行xing加jia工gong時shi,係xi統tong使shi用yong氮dan氣qi而er不bu是shi二er氧yang化hua碳tan。灌guan裝zhuang缸gang內nei的de水shui平ping麵mian基ji本ben上shang與yu中zhong央yang液ye箱xiang內nei的de相xiang同tong,通tong過guo改gai變bian中zhong央yang液ye箱xiang內nei的de水shui平ping麵mian就jiu能neng改gai變bian針zhen對dui不bu同tong尺chi寸cun瓶ping子zi的de灌guan裝zhuang量liang。每mei個ge液ye缸gang內nei有you一yi個ge活huo塞sai通tong過guo外wai部bu磁ci性xing聯lian接jie器qi來lai設she定ding確que切qie的de灌guan裝zhuang容rong量liang,精jing度du達da到dao±2毫升。這一過程是從操作麵板上進行控製的。

在清潔的封閉空間裏經過衝洗、灌裝和封蓋,包裝瓶通過水平檢查儀,然後通過噴墨和激光打印機。
碳酸軟飲料的最終產品在用高速灌裝機灌裝前要冷卻到35至50華氏度以保證產品內的二氧化碳量。為了將整個係統內的氨減到最低,節約空間並提升冷卻效率,PBV的每台灌裝機都配備了不鏽鋼板框熱交換器,將產品從86華(hua)氏(shi)度(du)冷(leng)卻(que)到(dao)產(chan)品(pin)最(zui)終(zhong)所(suo)要(yao)求(qiu)的(de)灌(guan)裝(zhuang)溫(wen)度(du)。這(zhe)一(yi)係(xi)統(tong)代(dai)表(biao)了(le)最(zui)新(xin)的(de)二(er)氧(yang)化(hua)碳(tan)飲(yin)料(liao)技(ji)術(shu)。冷(leng)卻(que)後(hou),向(xiang)產(chan)品(pin)注(zhu)入(ru)二(er)氧(yang)化(hua)碳(tan),再(zai)將(jiang)產(chan)品(pin)灌(guan)入(ru)瓶(ping)內(nei)。
每變換一種口味,管路、箱(xiang)體(ti)和(he)灌(guan)裝(zhuang)機(ji)內(nei)都(dou)需(xu)要(yao)清(qing)洗(xi)與(yu)消(xiao)毒(du)。每(mei)台(tai)灌(guan)裝(zhuang)機(ji)都(dou)有(you)單(dan)獨(du)的(de)自(zi)動(dong)在(zai)線(xian)清(qing)洗(xi)係(xi)統(tong),管(guan)理(li)著(zhe)必(bi)需(xu)的(de)化(hua)學(xue)清(qing)洗(xi)品(pin)和(he)清(qing)洗(xi)循(xun)環(huan),將(jiang)清(qing)潔(jie)整(zheng)個(ge)係(xi)統(tong)並(bing)恢(hui)複(fu)運(yun)行(xing)所(suo)需(xu)的(de)全(quan)部(bu)時(shi)間(jian)降(jiang)到(dao)最(zui)低(di)。
瓶子從灌裝機通過另一個傳送輪運往Arol CSD螺紋封蓋機。瓶蓋由Alcoa供貨,由SIDEL公gong司si包bao裝zhuang係xi統tong部bu提ti供gong的de分fen揀jian係xi統tong對dui瓶ping蓋gai進jin行xing分fen類lei,送song往wang封feng蓋gai機ji。瓶ping蓋gai被bei裝zhuang入ru位wei於yu密mi封feng間jian外wai的de料liao鬥dou,料liao鬥dou裏li有you一yi個ge幾ji乎hu垂chui直zhi的de傳chuan送song帶dai將jiang瓶ping蓋gai送song到dao密mi封feng間jian的de頂ding上shang。瓶ping蓋gai被bei夾jia在zai傳chuan送song帶dai上shang的de水shui平ping夾jia板ban裏li,如ru果guo定ding位wei方fang向xiang不bu對dui就jiu會hui落luo回hui料liao鬥dou中zhong。傳chuan送song帶dai將jiang瓶ping蓋gai卸xie到dao一yi條tiao軌gui道dao上shang,軌gui道dao將jiang瓶ping蓋gai向xiang下xia送song至zhi封feng蓋gai機ji。星xing形xing傳chuan送song輪lun將jiang瓶ping蓋gai從cong軌gui道dao上shang拾shi起qi並bing放fang到dao封feng蓋gai頭tou上shang,封feng蓋gai頭tou在zai放fang瓶ping子zi的de轉zhuan架jia上shang方fang同tong步bu旋xuan轉zhuan。當dang裝zhuang置zhi旋xuan轉zhuan時shi,封feng蓋gai頭tou降jiang下xia來lai,按an預yu先xian設she定ding的de扭niu力li將jiang瓶ping蓋gai擰ning到dao包bao裝zhuang瓶ping上shang。Arol向SIDEL提供了包括封蓋頭和驅動輪轂在內的上封蓋轉架,SIDEL負責裝配整個單元。
已封蓋的瓶子離開封閉間,通過Industrial Dynamics Filtec X射線灌裝高度檢查儀,再通過兩台Videojet Excel噴碼機,在瓶蓋的防開啟環上打印質量保證期。工廠安裝了兩台噴碼機,其中一台出故障時可以替換,還有備份。為了更加保險,Domino激光打印機在瓶身上打印生產代碼和質量保證期。編號後,瓶子轉到多鏈塑料帶傳送器上,速度從350英尺/分鍾降到40英尺/分鍾,從單列行進再次堆積成批。
碳酸軟飲料是在35到50華氏度進行冷灌裝的,如果灌裝封蓋後不重新將瓶身加熱,瓶身會出汗損壞包裝。因此飲料瓶被送到一個由G.C. Evans供貨的線內加熱器,上方的噴嘴淋出熱水,將瓶身加熱至環境溫度。加熱器包括一個10英尺寬的塑料帶,將瓶子在熱水噴淋下成批地運入倉內。加熱器根據倉庫內的濕球溫度計自動調整水溫,從而減少能耗實現過程優化。(待續)
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