Sankhani anitrided screw mbiyakwa utomoni woyera, wosawonongeka monga PP, PE, ndi ABS - zimawononga ndalama zochepa ndipo zimakhala zaka zambiri pa ntchitoyi. Sankhani abimetallic screw mbiyamukamayendetsa PVC, zodzaza magalasi, zoletsa moto, kapena zobwezerezedwanso, pomwe zitsulo zake zokhuthala, zolimba zimakhala nthawi ziwiri kapena zitatu. Fananizani mbiya ndi zinthu zanu, osati mtengo wake.
Sankhani mbiya yolakwika ndipo chimodzi mwa zinthu ziwiri chimachitika. Mwina mumalipira mopitilira muyeso wa aloyi zomwe sizikuvutitsa, kapena mumasunga madola mazana angapo kutsogolo ndikuwona mbiya yotsika mtengo ikutha m'miyezi khumi ndi isanu ndi itatu - kutengera zomwe mwatulutsa ndikusungunuka nazo. Tapanga mitundu yonse iwiriyi kwa zaka zopitilira makumi awiri, ndipo funso lomwe timamva kwambiri kuchokera kwa ogula ndi lomwe mwina mukufunsa pakali pano:bimetallic vs nitrided screw mbiya, njira iti?
Bukuli lidutsa kusiyana kwenikweni kwazitsulo pakati pa ziwirizi, masamu amtengo wapatali omwe ali ofunika kwambiri (chidziwitso: si mtengo wa zomata), komanso njira yosavuta yodziwira kuti ndi chiyani.screw mbiyazimagwirizana ndi makina anu, zinthu zanu, ndi bajeti yanu.
Kodi Nitrided Screw Barrel Ndi Chiyani?
A nitrided screw mbiyaimayamba ngati chitsulo chimodzi - pafupifupi nthawi zonse38CrMoAlAm'sitolo yathu - ndipo amawumitsidwa pamwamba mu ng'anjo ya nitriding. Njirayi imafalitsa nayitrogeni mu khungu lachitsulo pa kutentha kolamulidwa kwa maola ambiri. Palibe zachiwiri zomwe zawonjezeredwa. Chitsulochi chimangokulitsa chigoba chakunja cholimba.
Zomwe mumathera ndi kulimba kwapamtunda kuzungulira HV 950-1000 ndi nitrided wosanjikiza pafupifupi 0.5 mpaka 0.7mm kuya. Khungu lopyapyalalo, lolimba, limachotsa ma abrasions kuchokera ku ma polima wamba ndikupangitsa bore kukhala lokhazikika, kuthamanga pambuyo pake. Migolo ya nitrided yakhala yosasinthika m'makampani kwazaka zambiri, ndipo pazifukwa zomveka: zachuma, zodziwikiratu, komanso zopitilira muyeso zosapsa, zosawononga ma resin monga PP, PE, ndi ABS.
Kugwira ndi kuya. Kamodzi kakang'ono kakang'ono ka millimeter kameneka kakutha - ndipo muzowonongeka - zitsulo zofewa pansi zimawonekera, ndipo kuvala kumayamba kukuthawani.
Kodi Bimetallic Screw Barrel Ndi Chiyani?
A bimetallic screw mbiyaimatenga njira yosiyana ndi vuto lakuya. M'malo moumitsa chitsulo chimodzi, amaphatikiza aloyi wochita bwino kwambiri pamaziko olimba. Chitsulo choyambira - chitsulo chokhazikika - chimanyamula katundu ndikusunga mbiya yolimba. Malo ogwirira ntchito amkati ndi aloyi wosanjikiza wosiyana, womwe nthawi zambiri umapangidwa ndi faifi tambala kapena tungsten-carbide, womwe umamangiriridwa kumunsi kudzera pakuponya kwapakati. Zitsulo ziwirizo zimatsekeredwa m'chidutswa chimodzi.
Izi ndi zomwe zimapanga kusiyana: kuti chitetezo chosanjikiza chimayenda 2.0 mpaka 3.0mm kuya, pa kuuma kwa HRC 60-65. Ikani izo pafupi ndi khungu la theka la millimeter pa mbiya ya nitrided ndipo mfundo yonse imalowa m'maganizo. Kukana kuvala kumafalikira kudera lokhuthala kwambiri, kotero mbiya imasunga geometry yake motalikirapo ikalimbana ndi abrasion kapena dzimbiri. Ulusi wagalasi, mineral fillers, halogen-bearing compounds - zinthu zomwe zimatafuna pamwamba pa nitrided - ndipamene gawo la bimetallic limasungirako.
Sikuti zigawo zonse za bimetallic ndizofanana, mwina. Aloyi yopangidwa ndi faifi imatsamira pakukana dzimbiri - kusankha koyenera kwa PVC ndi zoletsa moto. Wosanjikiza wolemera wa tungsten-carbide amatsamira kukana kwa abrasion yaiwisi, zomwe ndizomwe magalasi a fiber ndi mchere wambiri amafunikira. Ma aloyi opangidwa ndi chitsulo amakhala pakati ngati mtengo wapakati. Kufananiza aloyi ndi mdani weniweni - dzimbiri kapena abrasion - zimatengera pafupifupi kusankha bimetallic poyambirira.
Bimetallic vs Nitrided Screw Barrel: Kusiyana Kwakukulu
Njira yosavuta yowonera kusiyana ndi mbali ndi mbali. Tebulo limawayika pazifukwa zomwe zimayendetsa chisankho chogula.
| Factor | Nitrided Screw Barrel | Bimetallic Screw Barrel |
|---|---|---|
| Zomangamanga | Chitsulo chimodzi (38CrMoAlA), pamwamba-nitrided | Chitsulo choyambira + chosanjikiza aloyi wamkati wosanjikiza |
| Pamwamba kuuma | HV 950-1000 | HRC 60-65 |
| Kuzama wosanjikiza | 0.5-0.7 mm | 2.0-3.0 mm |
| Valani kukana | Zabwino kwa ma resins osawonongeka | 2-5 × yaitali mu ntchito yopweteka |
| Kukana dzimbiri | Zochepa | Zabwino kwambiri (zophatikiza za nickel) |
| Zida zoyenera kwambiri | PP, Pe, ABS, mankhwala muyezo | PVC, galasi fiber, retardant malawi, zobwezerezedwanso, mkulu-zodzaza |
| Mtengo woyamba | Pansi | Zapamwamba |
| Ndalama zonse za umwini | Wapamwamba mu utumiki wovuta | Otsika muutumiki wovuta |
Chiwerengero chomwe mapurosesa ambiri amakhazikika ndi moyo wautumiki, ndipo moyenerera. Pansi pamikhalidwe yomweyi, abimetallic screw mbiyanthawi zambiri amathamanga kuwirikiza katatu kuposa nitrided. Kanikizani kuzinthu zolanga kwambiri - PVC yodzaza kwambiri, zopangira magalasi - ndipo kusiyana kumakulirakulirabe. Palinso ngodya ya dzimbiri: mukakonza PVC kapena utomoni woletsa moto, zinthuzo zimatulutsa mankhwala omwe amalimbana ndi nitrided pamwamba. Nickel-based bimetallic layer sichisamala.
Nthawi Yosankha Mgolo wa Nitrided Screw
A nitrided screw mbiyakuyimba koyenera nthawi zambiri kuposa momwe wogulitsa zida angavomereze. Thamangani mwaukhondo, osadzaza thermoplastics - namwali PP, PE, PS, ABS - wopanda ulusi wagalasi, wopanda mchere, wopanda zowonjezera zowononga, ndipo wosanjikiza wochepa kwambiri wa nitrided udzakupatsani zaka zantchito yokhazikika pamtengo wotsika kwambiri.
Zimakhalanso zomveka pamene bajeti ili yolimba, pamene makina akuyenda moyimitsa ndikuyamba m'malo mozungulira koloko, kapena pamene mukukhazikitsa mzere umene kusakaniza kwa mankhwala kungasinthe mbiya isanathe. Kwa muyezojekeseni akamaumba screwkuthamanga katundu utomoni, kulipira owonjezera kwa wosanjikiza bimetallic inu konse kupsinjika ndi kungopitirira-injiniya. Osachita izo.
Nthawi Yosankha Bimetallic Screw Barrel
Nthawi yomwe abrasion kapena dzimbiri limalowa mu chithunzi, abimetallic screw mbiyaamapeza mtengo wake wapamwamba. Fikirani ngati mukonza chilichonse mwa izi: zopangira magalasi-fiber-reinforced, calcium-carbonate kapena talc-filled formulations,PVC yokhazikika, utomoni wosapsa ndi moto, kapena mapulasitiki opangidwanso onyamula grit ndi zowononga.
Ndikonso kugula kwanzeru kwa mizere yotulutsa zotulutsa zambiri zomwe zimayenda mosalekeza, pomwe kuyimitsidwa kosakonzekera kosinthana ndi mbiya yotha kumawononga ndalama zambiri kuposa mbiyayo. Tawonapo kashiamu wapamwamba wa PVC extrusion - pafupifupi molimba pa mbiya momwe imakhalira - komwe kusunthira kumalo oyenera a aloyi otalikitsa moyo wautumiki ndi kupitirira 30% motsutsana ndi kukhazikitsidwa kwa nitrided, kwinaku akukhazikika kusungunuka kusungunuka ndi kudula zidutswa. Pamene ntchitoyo ikufunadi, bimetallic wosanjikiza imasiya kukhala yapamwamba. Ndizomwe zimasunga mzerewo mwatchutchutchu.
Kuyerekeza Mtengo: Mtengo Woyamba vs Mtengo Wonse wa Mwini
Kuyerekeza mitengo ya zomata ndizomwe zimatsogolera ku zisankho zoyipa za mbiya. Mgolo wa nitrided umapambana tsiku loyamba. Abimetallic screw mbiyanthawi zambiri amapambana moyo wa makina - koma mukugwiritsa ntchito koyenera.
Chifukwa chake thamangitsani nambala ina: mtengo wonse wa umwini. Mgolo wokhala ndi nitrid munjira yopweteka ungafunike kusinthidwa m'miyezi 12 mpaka 18, ndipo chilichonse chimakoka ntchito ya teardown, kupanga kutayika, ndi zina zoyambira pamwamba pa mtengo wake. Bimetallic mbiya munjira yomweyo imatha kuyenda motalika kangapo, kufalitsa mtengo wake wapamwamba kwambiri pamaola ochulukirapo opangira. Mtengo woyamba, wotsika mtengo wamoyo wonse.
Tsopano tembenuzani. Ikani mbiya ya bimetallic pa mzere woyera wa PE ndipo sichimapeza mwayi wodzilipira yokha - mbiya ya nitrided imapindula pa mtengo ndi mtengo wamoyo wonse, chifukwa palibe chomwe chimapangitsa kuti alloy awonongeke. Lingaliro lomwelo, yankho lotsutsana. Nkhaniyo imasankha.
Momwe Mungasankhire Ntchito Yanu
Yankhani mafunso atatu.
Choyamba - kodi zinthu zanu ndi zonyansa kapena zowononga?Ulusi wagalasi, zodzaza mchere, PVC, zoletsa moto, zobwezeretsanso zakudya: zonsezi zimaloza ku bimetallic. Utoto wazinthu zoyera umaloza ku nitrided.
Chachiwiri - kodi mzerewo umayenda molimba bwanji?Kupanga kosalekeza, kotulutsa zambiri, usana ndi usiku kumapereka mphotho kwa moyo wautali wa abimetallic screw mbiya. Kuthamanga kwapang'onopang'ono kapena kutsika kwa voliyumu kumakonda mtengo wotsika wa nitriding.
Chachitatu - kutsika kumakuwonongerani chiyani?Ngati kusintha kwa mbiya kosakonzekera kumatanthawuza ndandanda yoyimitsidwa ndi kutumizidwa kophonya, mtengo wokhazikika ndi inshuwaransi yotsika mtengo. Ngati mungathe kukonzekera kusinthana, masamu amabwerera ku nitrided.
Yankhani atatuwo moona mtima ndipo kusankha kumakhala koonekeratu. Ngati sichoncho, lankhulani ndi ogulitsa omwe amamanga zonse ziwiri ndipo atha kuzipanga molingana ndi komputa yanu yeniyeni - osati amene amakufikitsani ku gawo lamtengo wapatali chifukwa ili ndi malire okulirapo.
Zolakwa Zodziwika Posankha Screw Barrel
Zinayi zimawonekera mobwerezabwereza m'mafunso omwe amafika pa desiki yathu.
Kugula pa mtengo wa zomata zokha.Migolo yotsika mtengo kwambiri masiku ano si mbiya yotsika mtengo kwambiri pazaka zitatu. Thamangani mtengo wonse wa umwini, makamaka pamizere ya abrasive - mtengo wagawo ndi nambala yoyamba yokha.
Kuwunikira kwambiri bimetallic kwa mzere woyera.Mgolo wa bimetallic pa namwali PP kapena PE ndi ndalama zomwe zimagwiritsidwa ntchito poteteza palibe chomwe chingayesedwe. Isungeni pa ntchito yomwe ikufunika.
Kusintha mbiya koma kugwiritsanso ntchito zomangira zomwe zidatha.Zomangira ndi mbiya zimagwira ntchito ngati ziwiri zofananira. Ingoponyani mbiya yatsopano mozungulira zomangira zotopa ndipo chilolezocho sichili bwino kuyambira tsiku loyamba - kutulutsa kumakhala kovuta ndipo mbiya yatsopano imavala mosagwirizana. Yang'anani onse awiri; sinthani onse awiri pamene manambala akunena choncho.
Kutola bimetallic popanda kufanana ndi aloyi.Fayilo yokhala ndi faifi tambala imalimbana ndi dzimbiri; wosanjikiza wolemera wa tungsten-carbide amalimbana ndi abrasion. Fotokozani za mdani amene muli naye, osati "bimetallic" chabe.
Chifukwa Chiyani Mumagwira Ntchito Ndi Nanhaiya
Takhala zaka zopitirira makumi awiri kupanga mbiya zomangira - ndi mbiya zomangira zokha ndi zomangira zomwe zimayenda mkati mwake.Single screw, parallel twin screw,conical twin screw. Timadula onse nitrided ndi bimetallicextruder screw mbiyamisonkhano yochokera ku premium 38CrMoAlA ndi ma aloyi ogwirizana, m'nyumba, ndichifukwa chake mainjiniya athu angakuuzeni zomanga zomwe mukufuna m'malo mwa zomwe ndizosavuta kugulitsa.
Mgolo uliwonse umachoka pansi ndi geometry yoyendetsedwa mololera komanso kuyesa kwamphamvu. Geometry, kuuma, kuyang'ana - zonsezi zitha kupangidwa mogwirizana ndi makina anu ndi zinthu zanu.
Tiuzeni za utomoni wanu ndi makina - pezani malingaliro opangira screw barrel mkati mwa maola 12.
Tumizani KufunsiraMafunso Ofunsidwa Kawirikawiri
Kodi mbiya ya bimetallic screw nthawi zonse imakhala yabwino kuposa nitrided?
Ayi Abimetallic screw mbiyaimapambana muzowononga komanso zowononga, koma zoyera, zosadzazidwa monga PP kapena PE, anitrided screw mbiyazimakupatsirani moyo wambiri wantchito pamtengo wotsika. "Zabwino" zimatengera zomwe mukukonza.
Kodi mbiya ya bimetallic ingalowe m'malo mwa mbiya yanga yomwe ilipo?
Nthawi zambiri, inde - bola ngati miyeso ikufanana ndi makina anu opangira jekeseni kapena jekeseni, mapangidwe a screw amagwirizana ndi zinthu zanu, ndipo mumasintha magawo anu kuti agwirizane. Titumizireni zolembazo ndipo tidzatsimikizira zoyenera.
Kodi bimetallic screw barrel imatha nthawi yayitali bwanji?
M'mikhalidwe yomweyi, kuwirikiza kawiri kapena katatu kuposa mbiya ya nitrided - yokhala ndi m'mphepete mwake waukulu kwambiri pantchito yopweteka kwambiri ngati zodzaza magalasi kapena zodzaza kwambiri.
Ndi iti yomwe ili yabwino kwa PVC extrusion?
Bimetallic. PVC yolimba komanso utomoni woletsa moto umatulutsa zinthu zowononga zikamakonzedwa, ndipo nsonga ya nickel-based alloy layer imakana kuukira kwamankhwala komwe kumawononga malo okhala ndi nitrided.
Kodi pali kusiyana kotani pamtengo pakati pa ziwirizi?
Mgolo wa nitrided umawononga ndalama zochepa; mbiya ya bimetallic imalamula kuti ikhale yowonjezereka chifukwa cha wosanjikiza wake wa alloy. Kuyerekeza komwe kuli kofunikira ndi mtengo wathunthu wa umwini - pakufunsira kofunikira, moyo wautali wa bimetallic mbiya umapangitsa kukhala kusankha kotchipa pa moyo wa makinawo.
