Ukukhetha ilungeloI-Single Screw Barrel ye-Extrusion Pipekubalulekile ekuzuzeni imiphumela emihle ezinqubweni zokukhiqiza. Izici ezibalulekile ezifana nokuhambisana kwezinto, isilinganiso se-L/D, nokuphathwa kwendawo kuthonya ngokuqondile ukusebenza nokusebenza kahle. Izinto ezingahambelani zingabangela ukubola nokuguga, ekugcineni zehlise ukusebenza kahle kokuncibilika kanye nekhwalithi yokuphumayo. Ngakho-ke, abakhiqizi kufanele babeke phambili ukukhetha okufanele kwempahla ukuze bathuthukise amakhono abo okukhiqiza, ikakhulukazi lapho besebenzisa i-aI-Vented Single Screw Extruder. Ukwengeza, kulabo abasebenza ngokukhethekile nge-PVC, iI-PVC Pipe Single Screw Barrelkubalulekile ukuqinisekisa ukukhishwa kwekhwalithi ephezulu. Ngaphezu kwalokho, i-I-Single Screw Extruder ye-Tubeizicelo kumele futhi zikhethwe ngokucophelela ukuze zihlangabezane nezidingo ezithile zomugqa wokukhiqiza.
Ukucatshangelwa Okubalulekile Kokukhetha
Ukuhambisana Kwezinto ezibonakalayo
Ukuhambisana kwezintoidlala indima ebalulekile ekusebenzeni nasekuphileni isikhathi eside komgqomo wesikulufa esisodwa. Ukukhetha izinto ezifanele kungathonya kakhulu ukuguga nokuphila. Nawa amaphuzu abalulekile okufanele uwacabangele:
- Ukukhethwa Kwezinto Ezingafanele: Ukukhetha izinto ezingafaneleki kungaholela emandleni okusebenza anganele, ekugcineni kufinyeze ubude bempilo yakho kokubili isikulufu nomgqomo.
- Ukushisa Ukwelashwa Ukuqina: Uma ubulukhuni bokwelashwa kokushisa kwendawo yokusebenza bungahlangabezani nezindinganiso ezidingekayo, kungasheshisa ukuguga.
- Izihlungi Kokubalulekile Okunwetshiwe: Ukuba khona kwama-filler, njenge-calcium carbonate noma i-fiber yengilazi, kungabhebhethekisa ukuguga ku-screw kanye nomgqomo.
Izinhlobo zokugqoka ezingenzeka zihlanganisa:
- Ukulimala: Kubangelwa ama-fillers noma ukwakheka kwe-resin.
- Izingubo Ezidlayo: Okubangelwa yizithasiselo ku-resin.
- I-Adhesive Wear: Okuvela ngenxa yokungqubuzana okukhulu phakathi komgqomo nesikulufu.
Isilinganiso se-L/D
Isilinganiso se-L/D, okuyisilinganiso sobude obusebenzayo besikulufu kububanzi baso, sibalulekile ekwandiseni inqubo ye-extrusion. Ukukhetha kweIsilinganiso se-L/Dkungaba nomthelela ekuxubeni, ukusebenza kahle kokuncibilika, kanye nekhwalithi yokuphuma iyonke. Nansi eminye imininingwane:
| Uhlobo lwePolymer | Isilinganiso esilungile se-L/D | Amanothi |
|---|---|---|
| I-polyurethane | 28 L/D (ye-L/D=40) | Ikhulisa isikhathi sokuhlala endaweni yokusabela |
| I-polyurethane | 16 L/D (ye-L/D=60) | Kwenzelwe ukusetshenziswa kwezimboni |
| Okujwayelekile | 20-30 | Ibanga elivamile lezinto ezihlukahlukene |
- Okwezinto ezizwela ukushisa njenge-PVC, isilinganiso esincane se-L/D siyafaneleka ukuvimbela ukubola.
- Amazinga okushisa aphezulu kanye nezinto zokucindezela ziyazuza ezilinganisweni ezinkulu ze-L/D.
- Izidingo zekhwalithi ephansi, ezifana nokugaywa kabusha, zingasebenzisa izilinganiso ezincane ze-L/D.
- Izinto ezisanhlamvu zingadinga izilinganiso ezincane ze-L/D ngenxa yepulasitiki, kuyilapho izimpushana zidinga izilinganiso ezinkulu.
Isilinganiso esiphezulu se-L/D ngokuvamile siholela kuisikhathi eside sokuhlala, kuthuthukisa ukuxuba nokuncibilika. Kodwa-ke, izilinganiso eziphakeme kakhulu zingaholela ekwandeni kokusetshenziswa kwamandla nokuguga.
Ukwelashwa Okungaphezulu
Ukwelashwa okungaphezulu kuthinta kakhulu ukuqina nokusebenza komgqomo wesikulufa esisodwa. Ukwelashwa okuhlukahlukene kungathuthukisa ukumelana nokugqwala futhi kunciphise imvamisa yokulungisa. Cabangela lezi zinketho ezilandelayo:
| Ukwelashwa Okungaphezulu | Incazelo | Umthelela Ekumelaneni Nokugqwala |
|---|---|---|
| Insimbi Yekhabhoni Ephakathi Nensimbi Yengxubevange | Isetshenziselwa ukucisha indawo, i-chromium plating | Ithuthukisa ukumelana nokugqwala |
| I-alloy Steel, i-Nitrided Steel | Ukwelashwa kwe-gesi nitriding | Ithuthukisa ukumelana nokuguga nokugqwala |
| I-Ion Nitriding | Inqubo ye-nitriding ethuthukisiwe | Okunye kuthuthukisa ukumelana nokugqwala |
| I-Spray Coating | Ukusetshenziswa kwama-alloys angagugi | Ukuthuthukiswa okuphawulekayo kokumelana nokugqwala |
| I-Special Alloy Lining | Insimbi noma insimbi ene-alloy lining | Inikeza ukumelana nokugqwala okuphezulu |
Ukwelashwa okungaphezulu nakho kuba nomthelela wokuvama kokulungisa. Ngokwesibonelo:
| I-Surface Treatment Technique | Umthelela ku-Friction | Umthelela Kumvamisa Yokulungisa |
|---|---|---|
| I-Nitriding | Inciphisa ukungqubuzana | Yehlisa imvamisa yokulungisa |
| I-Electroplating | Ithuthukisa ukushelela | Yehlisa izidingo zesondlo |
Ngokukhetha ukwelashwa kwendawo efanele, abakhiqizi bangaqinisekisa ukuthi umphongolo wabo owodwa wesikulufa wepayipi le-extrusion usebenza kahle futhi udinga ukunakekelwa okungajwayelekile.
Imithelela Ekukhiqizeni Ngempumelelo
Umthelela Kukhwalithi Yokukhiphayo
Iukuklanywa komgqomo wesikulufa esisodwa kuthonya kakhulu ikhwalithikokuphumayo kuzinqubo ze-extrusion. Izici ezibalulekile zifaka ukuxuba, i-plasticization, kanye ne-melt homogeneity. Isibonelo, ukujula kwe-screw groove kuyahlukahluka kuzo zonke izigaba. Imisele ejulile engxenyeni yokuphakela ithuthukisa umthamo wokudlulisa kodwa ingase iholele ekuxubeni okungalingani uma ijule kakhulu. Ngakolunye uhlangothi, imigodi engashoni ezingxenyeni ezincibilikisiwe kanye ne-homogenization yandisa izinga lokugunda, ithuthukise ukudluliswa kokushisa nokuxuba. Kodwa-ke, uma lezi zindawo zingashoni kakhulu, zinganciphisa umthamo wokukhipha.
Igebe phakathi kwesikulufa nomgqomo nalo lidlala indima ebalulekile. Igebe elikhudlwana lingaholela ekuphikiseni nasekushiseni ngokweqile, kube nomthelela omubi ekwenzeni ipulasitiki. Ngaphezu kwalokho, ukwakheka kwekhanda lesikulufa kuthinta ukugeleza kwezinto ezibonakalayo, kube nomthelela engcupheni yokuma kanye nokubola okushisayo. Sekukonke, lezi zakhi zomklamo zihlangene zinquma ukusebenza kahle nekhwalithi yenqubo ye-extrusion. Abakhiqizi bangalindela ukuvumelana okuthuthukisiwe, ukusebenza kahle okuthuthukisiwe, nezixazululo eziklanyelwe umaukukhetha i-screw barrel elungileipayipi extrusion.
Idatha yezibalo isekela lokhu kubuka. Ukuthuthukela emiphongolweni yesikulufu eyodwa yekhwalithi ephezulu kungaholela ekwehliseni okungu-90% kokulimala okufana namaphinifa, ukungezwani kwezinyembezi okuthuthukisiwe, nokunwebeka okuthuthukisiwe.Amazinga okushisa aphezulu emiphongolweni angakhiqiza amafilimu amancanyanangokukhuphuka kwamandla okubhoboza, ikakhulukazi emazingeni okushisa aphakeme. Lokhu kuthuthukiswa kugcizelela ukubaluleka kokukhetha idizayini yomphongolo efanele ukuze kuzuzwe ikhwalithi ephezulu yokuphumayo.
Ukusetshenziswa kwamandla
Ukusetshenziswa kwamandla kungesinye isici esibucayi esithonywa ukwakheka kwemiphongolo yesikulufu esisodwa. Imiklamo ephumelelayo ithuthukisa ukudluliswa kokushisa nokusebenza kahle kokuxuba, okungaholela ekongeni amandla okubalulekile. Isibonelo, izikulufu ezinde ezinezilinganiso ze-L/D zokungu-30:1 noma ngaphezulu zithuthukisa ukudluliswa kokushisa nokuxutshwa kwe-shear. Kodwa-ke, zidinga imishini emikhulu, engaholela ekulahlekeni okukhulu kwamandla.
Idizayini yesikulufu esixubene esinesilinganiso esiphezulu sokuminyanisa inciphisa isikhathi sokuhlala futhi ithuthukise ukudluliswa kokushisa, ithuthukise ukusebenza kahle kwamandla. Imibiko ikhombisa ukuthi imiphongolo yesikulufu esisodwa esebenza kahle kakhulu ingakwaziyehlisa ukusetshenziswa kwamandla kufika ku-30%uma kuqhathaniswa namamodeli amadala. Izindleko zikagesi zanyanga zonke zingehla ngama-20%. Lokhu kwehliswa kokusetshenziswa kwamandla akwehlisi nje kuphela izindleko zokusebenza kodwa futhi kunomthelela ohlelweni lokukhiqiza oluzinzile.
Izidingo Zokunakekela
Imvamisa yesondlo ithinta ngqo isikhathi sokukhiqiza esiphelele. Ukunakekelwa okuvamile kuvimbela izinkinga ezincane ekukhuleni zibe izinkinga ezinkulu, ngaleyo ndlela kunciphisa isikhathi sokuphumula esingahlelelwe. Ngo-2024, ama-67% ezinkampani ezikhiqizayo abike ukuthi zisebenzisa ukulungiswa kokuvikela ukubhekana nokuphelelwa yisikhathi komshini. Lokhu kuncika ekunakekeleni okuvamile kugqamisa ubunjalo bayo obubalulekile ekusebenzeni kahle.
Ukunakekelwa ngokweqile kungaholela ekubambezelekeni kokukhiqiza kanye nezindleko ezikhulayo. Ngakho-ke, abakhiqizi kufanele balinganise phakathi kokugcinwa okudingekayo nokuqhubeka nokusebenza. Imiphongolo yesikulufu eyodwa yekhwalithi ephezulu, njengaleyo edizayinelwe ipayipi lokukhipha, ivamise ukudinga ukunakekelwa okungajwayelekile ngenxa yokuqina nokuthembeka kwayo. Lokhu kwethembeka kuhambisana nokuphazamiseka okumbalwa kokusebenza, okuvumela abakhiqizi ukuthi bagcine amazinga okukhiqiza.
| Ubufakazi | Incazelo |
|---|---|
| U-67% Wezinkampani Zokukhiqiza | Ngo-2024, ama-67% ezinkampani ezikhiqizayo zisebenzisa ukulungiswa kokuvikela ukubhekana nokuphelelwa yisikhathi komshini, okubonisa ukuthembela okuqinile ekunakekeleni okuvamile ukuze kuncishiswe isikhathi sokuphumula. |
| Ama-51% Ochwepheshe Besondlo | Ama-51% ochwepheshe bokulungisa bacaphuna isikhathi sokungasebenzi kanye nokuphuka komshini njengenye yezinselelo zabo eziphezulu, okugqamisa isimo esibucayi semvamisa yokulungisa ekusebenzeni kahle. |
| 20 Izigameko Zesikhathi Sokuphumula | Isikhungo sokukhiqiza esijwayelekile sibhekana nezigameko zesikhathi sokungasebenzi ezingama-20 ngenyanga, okugcizelela isidingo samasu okulungisa asebenzayo ukuze kuncishiswe lezi zigameko. |
Ngokukhetha umphongolo wesikulufa owodwa olungile wepayipi le-extrusion, abakhiqizi bangathuthukisa ukusebenza kahle kwabo, bathuthukise ikhwalithi yokuphumayo, futhi banciphise ukusetshenziswa kwamandla kuyilapho benciphisa izidingo zokunakekela.
Ukuhlola Izidingo Zakho Eziqondile
Umthamo Wokukhiqiza
Lapho ukhetha umphongolo wesikulufa esisodwa sepayipi le-extrusion, abakhiqizi kufanele bacabangeleumthamo wokukhiqiza. Kunezici ezimbalwa ezithonya lesi sinqumo:
| Isici | Incazelo |
|---|---|
| Isikulufa Ububanzi | Kuthinta izinga lokuphumayo namandla okucubungula; amadayimitha amakhulu akhiqiza okukhiphayo okuphezulu kodwa angadinga amandla engeziwe futhi angenise izindleko eziphakeme. |
| I-Screw Length-to-Diameter Ratio | Inquma isikhathi sokucubungula izinto kanye nokuxuba; izilinganiso eziphezulu zithuthukisa ukuxubana kodwa zingase zikhulise isikhathi sokucubungula kanye nokusetshenziswa kwamandla. |
| Ukulawula Ukushisa Kwemigqomo | Ibalulekile kwikhwalithi yomkhiqizo engaguquki; ukulawula okunembile kuthinta izakhiwo zokuncibilika nokugeleza, ezidinga amasistimu wokushisisa nokupholisa wekhwalithi ephezulu. |
| Amandla Ezimoto | Kumele yanele ukushayela isikulufu futhi inqobe ukumelana nezinto ezibonakalayo; cabangela izidingo zokukhiqiza kanye nokusebenza kahle kwamandla. |
Imininingwane Yomkhiqizo
Ukucaciswa komkhiqizo kunomthelela omkhulu ekukhethweni kweumklamo wesikulufa somgqomo owodwa. Ubude besikulufu, ukujiya, kanye nedizayini iyonke kufanele ihambisane nenjongo ehlosiwe yenqubo ye-extrusion. Lezi zici zithinta ngokuqondile izakhiwo ezingokwenyama zamapellets akhiqizwayo. Ukwengeza, ukumiswa kwe-single-screw extruder kuvumela ukulawula imingcele ehlukahlukene, okuhlanganisa izinga lokushisa, isivinini sesikulufu, nokucindezela komgqomo. Ukuhlanganisa la mapharamitha ukuze kuhlangatshezwane nezidingo ezithile zokucubungula kuqinisekisa ukusebenza kahle.
Izingqinamba Zesabelomali
Izithiyo zebhajethi zidlala indima ebalulekile ekukhetheni izinto zokwakha kanye nemiklamo yemiphongolo yesikulufu esisodwa. Abakhiqizi kufanele balinganisele izindleko nokusebenza. Izindleko eziphezulu zangaphambili zezinto ezisezingeni eliphezulu zingaholela ekongeni isikhathi eside ngenxa yokuqina nokuncipha kokulungisa. Izinto ezishibhile zingase zinganikezi ukusebenza kahle okufanayo noma ukuphila isikhathi eside, okunomthelela ekusebenzeni okuphelele.
- Izinto ezisebenza kahle kakhulu zivame ukuba nezindleko eziphakeme zokuqala kodwa zonga imali ngokuhamba kwesikhathi.
- Izinto ezithengekayo zifanele ukugqokwa okusesilinganisweni kodwa zingaphazamisa ukusebenza kahle.
- Abakhiqizi kumele bahlole izidingo zokusebenza ngokuqhathanisa nemikhawulo yesabelomali.
Ngokuhlola ngokucophelela umthamo wokukhiqiza, ukucaciswa komkhiqizo, kanye nemikhawulo yesabelomali, abakhiqizi bangenza izinqumo ezinolwazi lapho bekhetha umphongolo wesikulufa owodwa wepayipi lokukhipha.
Ukukhetha I-Right Single Screw Barrel ye-Extrusion Pipe
Imininingwane ye-JT Single Screw Barrel
I-JT Single Screw Barrel ye-Extrusion Pipe inezicaciso ezithuthukisiwe ezithuthukisa ukusebenza kwayo. Ukucaciswa okubalulekile kuhlanganisa:
| Ukucaciswa | Imininingwane |
|---|---|
| Ububanzi (φ) | 60-300 mm |
| Isilinganiso se-L/D | 25-55 |
| Okubalulekile | 38CrMoAl |
| Ubulukhuni be-Nitriding | HV≥900 |
| Gcoba ngemuva kwe-nitriding | 0.20 mm |
| Ubulukhuni bobuso | I-Ra0.4µm |
Lezi zicaciso ziqinisekisa ukuthi umgqomo ungaphatha izinto ezihlukahlukene ngempumelelo, unikeze ukuqina nokusebenza kahle ekukhiqizeni.
Izicelo Ekwenziweni Kwepayipi Lepulasitiki
I-JT Single Screw Barrel ikubalulekile ekukhiqizeni amapayipi epulasitiki ahlukahlukene. Isebenza kahle kakhulu ekukhiqizeni:
- Amapayipi e-PVC: Isetshenziselwa ukuhlinzeka ngamanzi kanye nokukhipha amanzi.
- Amapayipi we-PPR: Ilungele ukwakha amanzi kanye nezinhlelo zokushisisa.
- Amapayipi e-ABS: Ivamise ukusetshenziswa ezinhlelweni zezimboni.
Lokhu kuguquguquka kuvumela abakhiqizi ukuthi bahlangabezane namazinga emboni ahlukahlukene ngendlela efanele. Ukwakheka komgqomo kuqinisekisa ukugeleza kokuncibilika okungaguquki, okubalulekile ekugcineni ikhwalithi yomkhiqizo.
Izinzuzo Zomklamo Osebenza Kakhulu
Imiklamo esebenza kahle kakhulu emiphongolweni yesikulufu esisodwa inikeza izinzuzo eziningi:
| Inzuzo Yokusebenza | Incazelo |
|---|---|
| Ukuxutshwa okuthuthukisiwe nekhwalithi yokuncibilika | Ithuthukisa ukufana nokuvumelana kwezinto ezicutshungulwayo. |
| Ukusetshenziswa kwamandla okwehlisiwe | Yehlisa izindleko zamandla ezihlobene nokusebenza. |
| Impilo yesevisi enwetshiwe | Yandisa ubude besikhathi semishini, ikakhulukazi ngezinto eziyinselele. |
Lezi zinzuzo zifaka isandla ekuthuthukiseni ukusebenza kahle kokukhiqiza kanye nokuvumelana komkhiqizo.Imiphongolo yekhwalithi ephezulu eyenziwe ngezinto eziqinile imelana nokuguga nokugqwala, ukuqinisekisa okukhiphayo okuzinzile kanye nokusetshenziswa kwamandla okuphansi.
Ngokukhetha umphongolo wesikulufa owodwa olungile wepayipi le-extrusion, abakhiqizi bangathuthukisa kakhulu ukusebenza kahle kwabo kanye nekhwalithi yomkhiqizo.
Ukukhetha i-screw barrel elungile kuhilela ukucatshangelwa okubalulekile okuningana. Abakhiqizi kufanele bagxile kulokhu:
| Ukucabangela | Incazelo |
|---|---|
| Ukulawula izinga lokushisa | Ibalulekile ekugcineni izimo zokucubungula ezilungile kanye nokuvimbela ukuwohloka kwezinto. |
| Ukuhambisana Kwezinto ezibonakalayo | Iqinisekisa ukuthi i-screw barrel ingakwazi ukuphatha izinhlobo ezithile zezinto ezicutshungulwayo. |
| Gqoka Ukumelana | Okubalulekile ekuphileni isikhathi eside, ikakhulukazi ngezinto ezilumayo; Kunconywa imiphongolo ye-bimetallic. |
| Imikhuba Yesondlo | Ukunakekelwa okuvamile kunganweba impilo ye-screw barrel futhi kugcine ikhwalithi yokukhiqiza. |
| Izindleko Ukucatshangelwa | Linganisa kokubili izindleko zangaphambili kanye nokuqina nokusebenza kahle kwesikhathi eside. |
Abakhiqizi kumele bahlole izidingo zabo ngabanye ukuze benze izinqumo ezinolwazi. Ukuze uthole izixazululo ezihambisanayo nesiqondiso sochwepheshe, ukubonisana nabahlinzeki abanolwazi kunconywa kakhulu.
FAQ
Yini ukubaluleka kwesilinganiso se-L/D emgqonyeni wesikulufa esisodwa?
Isilinganiso se-L/D sithinta ukusebenza kahle kokuxuba nesikhathi sokucubungula impahla, kunomthelela ikhwalithi yokuphuma iyonke ezinqubweni zokukhipha.
Ukuhambisana kwempahla kukuthinta kanjani ukusebenza komgqomo?
Ukuhambisana kwezinto kuqinisekisa ukumelana nokuguga okulungile nokuphila isikhathi eside, kuvimbele izinkinga ezifana nokugaya kanye nokuthuthukisa ukusebenza kahle kokuncibilika ngesikhathi sokukhiqiza.
Yiziphi izindlela zokunakekela okufanele zilandelwe abakhiqizi?
Abakhiqizi kufanele benze ukuhlola okuvamile kanye nokuhlanza ukuvimbela ukuguga nokuqinisekisa ukusebenza okungaguquki komgqomo wesikulufa esisodwa.
Isikhathi sokuthumela: Sep-10-2025