Sebenzisa aesinye isikrufu esikhuphayongenxa yemisebenzi ethe ngqo, ephezulu - umbhobho, iprofayili, iphepha, kunye nefilimu - apho ihambisa imveliso ezinzileyo ngexabiso eliphantsi. Khetha aiwele screw extruderxa ufuna ukuxuba okunzulu, ukudibanisa, ukusetyenzwa okusebenzayo, okanye ukusebenzisa umgubo, izihluzi, kunye nezinto ezingeva bubushushu njengePVC eqinileyo. Uhlobo olufutshane: impompo yesikrufu esisodwa, i-twin screws mix. Iumphanda wokujijaizinto eziphathekayo kuzo zombini.
Ngomnye wemibuzo yokuqala kuyo nayiphi na iprojekthi ye-extrusion, kwaye ukuyiphatha kakubi kuyabiza. I-extruder screw enye kunye ne-twin screw extruder yakhelwe umsebenzi owahlukileyo - enye yimpompo, enye yi-mixer - kwaye ukhetha ngexabiso okanye umkhwa endaweni yokuba yintoni into oyifunayo ngokwenene imathiriyeli ikhokelela ekubeni umgangatho wemveliso ombi okanye umatshini owakhelwe kakhulu umsebenzi.
Senza izikrufu kunye nemigqomo kuzo zombini, ngoko ke asinasizathu sokukutyhala uye ngakunye okanye kwenye. Esi sikhokelo sibeka umahluko wokwenyani phakathi kweIsikrufu esinye vs isikrufu samaweleextruder, yintoni nganye eyenza ngcono, kunye nendlela yokuqinisekisaumphanda wokujijangokwayo ichaziwe kwisixhobo sakho.
Yintoni I-Screw Extruder enye?
A esinye isikrufu esikhuphayoiqhuba isikrufu esinye esijikelezayo ngaphakathi kwebhere eshushu. Umsebenzi we-screw ulula: thatha ukutya okuqinileyo kwelinye icala, unyibilikise ngobushushu kunye nokucheba, kwaye umpompe iyunifomu inyibilike kwelinye icala ngoxinzelelo oluzinzileyo. Ijometri - isondlo, ukunyanzeliswa, kunye neendawo zokulinganisa iimitha - zilungele ukuhambisa kunye noxinzelelo lwesakhiwo, kungekhona ukuxubana ngokukrakra.
Obo lula bunamandla. I-screw extruders enye inoqoqosho, ithembekile, kulula ukuyisebenzisa, kwaye igqwesile kumthamo ophezulu wevolumu yemathiriyeli enye engaguqukiyo. Baqhuba uninzi lombhobho wehlabathi, iprofayili, iphepha, ifilimu, kunye nemigca yokugquma ngocingo. Into abangayenzi kakuhle kukuxuba okubanzi, okanye ukuphatha izinto ezifuna ukudityaniswa okuchanekileyo, okulawulwayo.
Yintoni iTwin Screw Extruder?
A iwele screw extruderuqhuba izikrufu ezibini ecaleni kumzobo osibhozo wombhobho. Izikrufu ezibini ze-intermesh, kwaye olo nxibelelwano luyinto yonke: idala ukuxubana okunzulu, ukuhanjiswa okulungileyo, isenzo sokuzosula, kunye nolawulo oluluqilima kwixesha lokucheba kunye nexesha lokuhlala. Apho isikrufu esinye simpompayo, isikrufu esingamawele siyaxova.
Oko kwenza izikrufu ezingamawele zibe sisixhobo sokudibanisa, i-masterbatch, i-extrusion esebenzayo, i-devolatilization, kunye nokutyisa umgubo okanye izihluzi esisokola ngazo isikrufu esinye. Baphatha iimathiriyeli ezingeva bubushushu njengePVC eqinileyo, kuba ukuhanjiswa okuqinisekileyo kunika ulawulo oluchanekileyo malunga nokuba ixesha elingakanani elichithwa kubushushu. Urhwebelwano luyindleko ephezulu kunye nobunzima bomatshini.
I-Screw eNye vs i-Twin Screw: Iiyantlukwano eziphambili
Ecaleni, ukwahlukana kucacile. Itheyibhile ithelekisa kubo kwizinto ezithatha isigqibo sokuthenga.
| Umba | Isikruru esiNye Extruder | I-Twin Screw Extruder |
|---|---|---|
| Inyathelo lokuqala | Ukuhambisa & ukumpompa | Ukudibanisa kunye nokudibanisa |
| Ukukwazi ukuxuba | Unyino (usasazo kuphela) | Egqwesileyo kwaye iyalawuleka |
| Izinto ezifanelekileyo ezifanelekileyo | I-resins enye, engaguqukiyo | Iikhompawundi, izihluzi, iipowder, ezingevani nobushushu |
| Iimveliso eziqhelekileyo | Umbhobho, iprofayili, iphepha, ifilimu, ucingo | Iikhompawundi, masterbatch, WPC, reactive |
| Ukutya komgubo / ukugcwaliswa | Kunzima | Kulula |
| Ulawulo lwexesha lokuhlala | Isiseko | Ngokuchanekileyo |
| Iindleko | Ngasezantsi | Phezulu |
| Ukusebenza | Elula | Ngobunzima ngakumbi |
Indlela iSikruru esiNye kunye nesiWele sahluke ngayo
Umahluko kwisakhono uvela ngqo kwindlela ezi zibini zakhiwe ngayo. Isikrufu esinye yishafti enye enezowuni ezintathu ngobude baso: indawo yokutya ethatha iipellets eziqinileyo, indawo yoxinzelelo apho umjelo onzulu ukuze unyibilike kwaye uzihlanganise, kunye nendawo yokulinganisa empompa ukunyibilika phambili ngoxinzelelo oluzinzileyo. Esinye isikrufu, esinye isikrweqe somphanda, omnye umsebenzi wenziwe kakuhle.
I-twin screw yimodyuli. I-shafts ezimbini ze-intermeshing zihlanganiswe ukusuka kumacandelo - ukuhambisa izinto zokuhambisa izinto, iibhloko zokuxova ukuze zixutywe - ngoko iprofayili ye-screw ingaqwalaselwa kwikhompawundi ethile kwaye iphinde iqwalaselwe xa umsebenzi uguquka. Iumphanda wokujijalibhobo elinomfanekiso-esibhozo elihlala zombini izikrufu, ezihlala zakhiwe ngamacandelo ashushu, atshintshekayo. Oko kumodareyitha yeyona nto inika isikrufu samawele amandla ayo okuxuba kunye nokuguquguquka, kwaye kungenxa yoko le nto iweleumphanda wokujijaixabisa ngaphezulu kwaye ifuna ukwenziwa okuthe ngqo. Koomatshini bobabini, ukucocwa phakathi kwesikrufu kunye nomgqomo yeyona nto imisela imveliso kunye nomgangatho wokunyibilika, ke ngoko yakha imiba yokunyamezelana kangangoko kuqwalaselo.
Unokukhetha nini i-Screw Extruder enye
Ukufikelela kwi-screw enye xa umsebenzi ugqithise umthamo ophezulu wezinto ezihambelanayo kunye nokuxuba okunzulu akuyonxalenye yenxaki. Umbhobho, iprofayili, iphepha, ifilimu, i-wire coating - le yintsimi ye-screw enye, kwaye uqoqosho kunzima ukubetha. Kwakhona umnxeba ochanekileyo xa uhlahlo lwabiwo-mali lubalulekile, xa abaqhubi befuna umatshini olula ukuwuqhuba, okanye xa umgca uya kuvelisa imveliso efanayo ngosuku kunye nosuku. Ukuba imathiriyeli yakho sele idityanisiwe kwaye ufuna ukuyibumba, isikrufu esinye senza loo msebenzi kakuhle kwaye ngexabiso eliphantsi.
Unokukhetha nini i-Twin Screw Extruder
Khetha isikrufu esingamawele ngexesha inkqubo yakho ifuna ukuxubana kunokubumba nje. Oku kuquka ukudibanisa kunye nokuveliswa kwe-masterbatch, ukudibanisa izihluzi ezifana nefayibha yeglasi okanye i-calcium carbonate, i-extrusion esebenzayo, i-devolatilizing, kunye nomgubo wokutyisa. Kwakhona lolona khetho lungcono kwizinto ezingeva bubushushu njengePVC eqinile, apho ulawulo oluchanekileyo lwexesha lokuhlala lukhusela i-polymer. Uhlawula ngaphezulu ngaphambili kwaye umatshini ubuza ngaphezulu komsebenzisi, kodwa kule misebenzi isikrufu esinye asinako ukuzisa umgangatho ofanayo wemveliso.
Iintlobo ze-Twin Screw Extruders
"I-Twin screw" ayingomatshini omnye. Izahlulo ezimbini zibalulekile xa ukhankanya enye:
Co-Rotating vs Counter-Rotateing
Kwi-screw ejikelezayo iwele, izikrufu zijika kwicala elinye. Oku kunika ukuxuba okuphezulu kokusabalalisa kunye nokuzisula, yiyo loo nto oomatshini abajikelezayo belawula ukudibanisa kunye ne-masterbatch. Kwi-counter-roting twin screw izikrufu zijikela kumacala achaseneyo, zivelisa uxinzelelo oluphezulu kunye nokuhanjiswa okuqinileyo okuqinileyo - ukhetho oluqhelekileyo lweprofayili yePVC eqinileyo kunye nombhobho.
Ukungqinelana vs Conical
I-parallel twin screw igcina i-diameter engaguqukiyo ngobude baso kwaye lihashe eliguquguqukayo lokudibanisa okuninzi. AI-I-I-conical isikrufu seweletapers ukusuka ekupheleni feed ebanzi ukuya kukhutshelwa emxinwa, enika umqala feed enkulu kunye torque ngaphezulu ngesantya esiphantsi - uqwalaselo classic for engqongqo PVC umbhobho kunye neprofayile kwimigca emincinci naphakathi-ubungakanani. Sigubungela olu rhwebo ngeenkcukacha ezithe vetshe kwikhoyini yethu ye-conical vs parallel twin screw guide.
Iimpazamo eziqhelekileyo xa ukhetha i-Extruder yakho
Iimpazamo ezimbalwa ezinexabiso elikhulu zivela kwakhona kwaye:
- Ukuthenga isikrufu esingamawele xa isikrufu esinye sinokwenza.Ukuba ubumba nje imathiriyeli enye engaguqukiyo, amandla okuxuba isikrufu samawele sisakhono osihlawulelayo kwaye ungaze usisebenzise.
- Ukuthenga isikrufu esinye uze uzame ukuhlanganisa kuso.Isikrufu esinye asikwazi ukuhambisa ukuxubana okunzulu nokuba usibeka njani - uya kulwa nomgangatho wokunyibilika ngonaphakade.
- Ukukopa ukuseta komkhuphisana ngaphandle kokuthelekisa izinto zakho.Umatshini ochanekileyo uxhomekeke kwi-resin yakho, izigcwalisi, kunye nemveliso, hayi kwinto esebenzele umntu osebenzisa ukwakheka okwahlukileyo.
- Ukungahoyi umphezulu we-screw barrel.Abaprosesa bakhetha uhlobo lomatshini ngononophelo, emva koko bafake umgqomo oqhelekileyo we-nitrided we-abrasive okanye i-corrosive material kwaye uyibukele iphelelwa kwangethuba.
Fumana uhlobo lomatshini kunye neumphanda wokujijaUkucaciswa kanye kunye kwaye umgca uqhuba ngokuthe ngqo iminyaka. Fumana nokuba ingalunganga kwaye uyihlawulela ngokomgangatho, ixesha lokuphumla, okanye imali eyinkcitho.
Indlela Elula Yokugqiba
Ukuba usesecingweni, imibuzo emithathu idla ngokuyilungisa:
- Ngaba imathiriyeli yakho ifuna ukuxutywa, okanye ukubunjwa nje?Ukuxuba - iikhompawundi, iifayili, i-masterbatch - ikhomba kwi-screw twin. Ukubumba i-resin enye esele yenziwe ikhomba kwisikrufu esinye.
- Ingaba imveliso yakho yahluke kangakanani?Umgca osebenzisa iindlela ezininzi zokuqulunqa inzuzo kwiprofayili ye-twin screw enokuphinda iqwalaselwe; umgca oqhuba imveliso enye imini yonke ayenzi.
- Luthini uhlahlo lwabiwo-mali lwakho, kwaye unzima kangakanani umatshini onokuqhutywa yiqela lakho?Izikrufu ezingatshatanga ziphumelela kuzo zombini iindleko kunye nokulula xa inkqubo ivumela oko.
Phendula abo ngokunyanisekileyo kwaye ukhetho ludla ngokubonakala. Xa kungenjalo - rhoqo ngenxa yokuba izinto zihlala kumda - thetha nomenzi owakha zombini kwaye unokutshatisa isikrufu kunye.umphanda wokujijakwikhompawundi yakho kanye.
Ungalibali iScrew Barrel
Ungatshatanga okanye iwele, iumphanda wokujijayinxalenye enxibayo, kwaye izinto zayo zithatha isigqibo sokuba umatshini ubambe ixesha elingakanani imveliso kunye nomgangatho. Izinto ezinqabileyo okanye ezinqabileyo - iikhompawundi ezizaliswe ngeglasi, i-PVC eqinile, i-feedstock ehlaziyiweyo - biza umgqomo we-bimetallic; iireyisi ezicocekileyo zihanjiswa kakuhle nge-nitrided. Olo khetho lubaluleke kakhulu njenge-single-versus-twin, kwaye sihamba kulo kwisikhokelo sethui-bimetallic vs imiphanda ye-nitrided screw.Chaza umphezulu ongalunganga kwaye nohlobo lomatshini oluchanekileyo luya kuguga kwangoko.
Ikwayinxalenye ozakuyithatha indawo kaninzi kubomi bomatshini, ke iyahlawula ukuyichaza kakuhle kwasekuqaleni. A ifaniswe ngokuchanekileyoumphanda wokujijaisebenza ixesha elide phakathi kokutshintshwa, ibambe imveliso, kwaye ikhusela umgangatho wemveliso - nokuba loluphi uhlobo lomatshini oluhlala kulo.
Kutheni usebenza noNanhaiya
Sichithe ngaphezulu kweminyaka engamashumi amabini sisenza izikrufu kunye nemigqomo kuwo omabini amazwe-isikrufu esinye, i-i-parallel isikrufu sewele, kwayeI-I-I-conical isikrufu seweleiindibano kwi-38CrMoAlA insimbi ene-nitrided kunye ne-bimetallic alloys, enobunzima be-bimetallic bore ukuya kwi-62 HRC. Ngenxa yokuba sakha lonke uhlobo, iinjineli zethu zincoma ulungelelwaniso kunye nomgangatho wezinto ozifunayo ngokwenene, kwaye senza utshintsho oluhambelana noomatshini abakhulu. Sixelele imathiriyeli yakho, umatshini, kunye nemveliso kwaye uya kuba neengcebiso ezilungiselelweyo kwiiyure ezilishumi elinambini.
Awuqinisekanga ukuba yeyiphi i-screw kunye nomgqomo ofunekayo kwinkqubo yakho? Thumela imathiriyeli yakho kunye neenkcukacha zoomatshini — fumana ingcebiso kwiiyure ezili-12.
Thumela uMbuzoImibuzo ebuzwa qho
Ngowuphi umahluko wokwenyani phakathi kwe-extruder enye kunye newele?
Yicinge njengempompo ngokuchasene nomxhubi. Aisikrufu esinyeijika ishaft enye ukutyhala inyibilike phambili-ilungile xa uqhuba imathiriyeli enye ezinzileyo kwaye uyifuna nje ukuba ibunjwe kwaye impompe ngaphandle. Aisikrufu seweleIdibanisa i-shafts ezimbini kunye, kwaye loo meshing yinto eyenza ukuxuba okunzima. Ke ukuba umsebenzi udibanisa, ukudibanisa izihluzi, okanye ukuphatha umgubo, ufuna iwele. I-extrusion ethe ngqo ye-resin ehambelanayo? Umntu ongatshatanga unala.
Ngaba isikrufu esingamawele singcono kunesikrufu esinye?
Akunjalo ngokwenene-zakhelwe imisebenzi eyahlukeneyo, ngoko "ngcono" kuxhomekeke kweyakho. Ngaba ufuna ukuxuba okunzulu, i-masterbatch, okanye umsebenzi osebenzayo? Amawele aphumelele. Ukutyhala imiqulu ephezulu yeresin enye kumbhobho, iprofayili, okanye ifilimu? Isikrufu esinye sikwenza ngexabiso eliphantsi kwaye akukho ngxabano. Ukuthenga engalunganga ngomsebenzi kuphela kwempazamo yokwenyani.
Ndingasebenzisa isikrufu esingamawele endaweni yesikrufu esinye?
Unakho - isikrufu esingamawele siphatha uninzi lomsebenzi we-screw kunye nokunye okuninzi ngaphandle. Kodwa kubiza ngaphezulu ukuthenga nokuqhuba, kwaye ibuza ngakumbi kuye nabani na oyisebenzisayo. Kwi-extrusion ephezulu yomthamo omkhulu wemathiriyeli enye, obo buchule bongezelelweyo buhlala bungasebenzi ngelixa uhlawula. Ngaphandle kokuba ufuna ukuxuba okanye inkululeko yokutshintsha iifomyula, ncamathela ngesikrufu esinye.
Yeyiphi engcono kwiPVC?
Kwi-PVC eqinile, uninzi lweeprosesa zihamba ngamawele - zijikajika okanye zijikeleze ngakumbi - kuba ukuhanjiswa okuqinisekileyo kugcina ulawulo oluluqilima malunga nokuba le nto ibamba ubushushu ihlala ishushu ixesha elingakanani. Inye into nokuba ukhetha ntoni: khankanya i-bimetallicumphanda wokujija. I-PVC iyadleka, kwaye umphezulu we-bimetallic ubambe apho i-nitrided ecacileyo ingavumiyo.
Ngaba ezi zibini zisebenzisa i-screw barrel enye?
Hayi. Isikrufu esinye sihlala kwibhore enye engqukuva; i-twin screw ifuna umzobo-esibhozo owenziwe ngoomatshini ababini. Intsimbi kunye nonyango lomphezulu - 38CrMoAlA nitriding, okanye umaleko we-bimetallic alloy - thwala phakathi kwazo, kodwa ijometri ebolileyo isikwe ngokukodwa uhlobo lwakho lwesijiva kunye nomatshini wakho. Ayitshintshi.
