Menene Daidaitaccen Twin Screw Barrel kuma Yaya Aiki yake?

Tambayi masu samar da kayayyaki guda uku mece ce daidai gwargwado tagwayen dunƙule ganga kuma za ku sami amsoshi uku masu banƙyama game da "skru biyu maimakon ɗaya." Wannan ya rage sayar da shi. Tsarin tagwayen yana canza yadda kayan ke motsawa ta cikin injin, kuma bambancin injin guda ɗaya shine dalilin da yasa sukulan tagwaye ke ɗaukar ayyukan da dunƙule guda ɗaya ba zata iya ba.

Wannan jagorar ya ƙunshi makanikai, gatari biyu na rarrabuwa waɗanda ke yanke shawarar aiki, ainihin ƙayyadaddun bayanai, da girman girman. Don mafi fa'idar bangaren hoton, duba muextruder dunƙule ganga jagora.

Menene Daidaici Twin Screw Barrel?

A layi daya tagwayen dunƙule ganga shi ne robobi na wani tagwaye dunƙule extruder. Yana da sassa biyu masu aiki a matsayin tsari ɗaya: ganga mai nau'i-nau'i guda biyu da aka yi a cikinta, da ke samar da ɓangaren giciye mai siffar takwas, da screws guda biyu waɗanda ke zaune a cikin waɗannan ƙananan.

Daidaiciyana nufin sukurori suna kiyaye diamita iri ɗaya daga ƙarshen ciyarwa zuwa ƙarshen fitarwa. Boro yana tsayawa daidai girmansa tare da tsayinsa duka. Wannan shine ma'anar ma'anar bambanci daga tagwayen conical, inda duka dunƙule da ƙuƙumma suka yi ƙasa zuwa ga mutuwa.

Siffar layi ɗaya tana ba mai zanen sashin giciye na dindindin don yin aiki tare da tsayin duka, wanda ya sa ya zama madaidaiciya don gina injuna masu tsayi tare da ɗaki don haɗawa, iska, da haɗakar sassan. Kwatanta tsakanin nau'ikan biyu an rufe shi a cikin muconical vs parallel jagora.

Yadda Parallel Twin Screw Barrel Aiki, Mataki-mataki

1. Ciyarwa.Kayan abu yana faɗowa cikin maƙogwaron abinci kuma ya faɗi akan sukurori biyu lokaci guda. Twin sukurori suna ɗaukar foda, flakes, da abinci marasa tsari wanda dunƙule guda ɗaya ke ƙoƙarin kamawa.
2. Isar da sako.Sukullun suna juyawa kuma jirgin daya dunƙule yana goge tashar ɗayan. Kayan yana samun tarko a cikin ɗakunan C-dimbin yawa tsakanin jiragen sama kuma ana tura su gaba da inji.
3. Narkewa.Masu dumama ganga suna ba da wani ɓangare na zafi. Sauran sun fito ne daga shear yayin da kayan aiki ke aiki a cikin kunkuntar rata inda screws suka mamaye, wanda shine yanki mafi tsanani a cikin injin.
4. HadawaKowane juyi yana rarrabuwa, ninkewa, kuma yana sake haɗa rafin narke. Wannan rarrabuwar maimaitawa shine abin da ke tarwatsa masu filaye, pigments, da ƙari daidai gwargwado.
5. Fitar iska.A kan ganga mai huɗawa, tashar tana zurfafa a tashar iska don haka matsa lamba ya faɗi zuwa kusa da sifili. Danshi da rashin ƙarfi suna tserewa a can, galibi a ƙarƙashin injin.
6. Pumping da mita.Sashe na ƙarshe yana gina matsa lamba kuma yana ba da tsayayyen narkewa ga mai mutu ko mai pelletizer.

Juyawa Juyawa vs Juyawa-Juyawa: Hanyoyi biyu, Ayyuka biyu

Sukullun na iya juyawa ta hanya ɗaya ko ta saɓani. Wannan zaɓi ɗaya yana canza yanayin injin gaba ɗaya.

Juyawa taresukurori su ne kayan aiki masu haɗawa. Babban shear da babban sauri suna tarwatsa fiber gilashi, pigment, da ƙari sosai, wanda shine ainihin abin da gyare-gyaren fili ke buƙata.

Juyawa-juyawasukurori suna aiki kamar famfo mai matsuwa mai kyau. Nip tsakanin su yana ɗaukar kayan gaba a ƙarƙashin ƙarfi mai ƙarfi a ƙaramin ƙarfi, kuma shine abin da tsayayyen PVC ke buƙata, tunda PVC yana ƙasƙantar da kai lokacin da kuka yi shi da ƙarfi. Mumai jujjuyawa daidai gwargwado tagwayen dunƙule gangaan gina su don wannan aikin, kuma sunadarai a bayansa suna zaune a cikin muPVC dunƙule ganga jagora.

Cikakkun, Jumla, ko Ƙarfafawa: Mafi yawan Jagororin Tsallakewa

Hanyar jujjuyawa ita ce rabin rarrabuwa. Axis na biyu shine yadda zurfafan sukurori biyu ke haɗa juna, kuma yawancin jagororin ba sa ambaton sa.

Matsakaicin mu tagwayen sukurori sun zo cikin nau'ikan meshing guda uku:cikakken meshing, partially meshing, and non-meshing. Bambance-bambancen shine yadda nisan jirgin daya dunƙule ya shiga tashar ɗayan.

• Cikakken meshing.Jirgin daya dunƙule ya isa tushen ɗayan, yana barin ƙaramin tazari. Wannan shine nau'in da aka fi sani da extrusion robobi, saboda tsattsauran ra'ayi yana ba da kyakkyawan shearing da haɗuwa da goge tashoshi mai tsabta yayin da sukurori suka juya.
• Juya juzu'i.Sukurori suna zoba, amma ƙasa da zurfi. Isarwa yana kasancewa mai inganci yayin faɗuwar ƙarfi, wanda ya dace da kayan da ba zai iya ɗaukar aiki mai ƙarfi ba.
• Rashin saɓani.Sukullun suna zaune gefe da gefe ba tare da shiga ba. Injin yana aiki kusa da sukurori guda biyu a cikin ganga ɗaya, tare da mafi kyawun magani da mafi ƙarancin isarwa.

Hanya mai amfani ita ce "twin screw" kadai baya siffanta na'ura. Cikakken meshing da jujjuya juzu'i kayan aiki ne daban-daban daga cikakkiyar haɗakarwa da jujjuyawar haɗin gwiwa, kuma duka biyun sun bambanta da tsarin da ba a haɗa shi ba. Lokacin da ka ƙayyade saitin maye, nau'in meshing dole ne ya dace da injin da kake da shi.

Me yasa Twin Screws ke Bayar da Daban-daban da Sukurori guda ɗaya

dunƙule guda ɗaya famfo ne na ja. Ya dogara da juzu'i: dole ne abu ya manne wa bangon ganga fiye da yadda yake manne da dunƙule, ko kuma kawai yana jujjuyawa a wuri maimakon ci gaba.

Wannan dogaro yana haifar da matsaloli na gaske. Foda, flakes, da kuma abinci mai zamewa ko ƙarancin juzu'i ba sa kamawa da kyau, don haka dunƙulewa ta hauhawa ko yunwa. Fitowa sannan ya bambanta da yadda kayan ke faruwa suna kamawa a ranar.

Twin sukurori suna isar da gaskiya. Jirgin daya dunƙule yana share tashar ɗayan, don haka ana tura kayan tare da injin ko ya kama bango ko a'a. Fitowar ta tsaya tsayin daka, kuma abincin da ya kayar da dunƙule guda yana tafiya ba tare da ƙaranci ba.

Shi ne kuma dalilin da ya sa tagwaye sukurori mamaye compounding da PVC foda aiki. Cikakken kwatanta yana cikin muguda dunƙule vs twin dunƙule jagora.

Menene Daidaitaccen Twin Screw Barrel Daga

Ƙarfe na tushe yana ɗaukar nauyin inji. Fuskar da ke saman sa yana ɗaukar lalacewa. Anan ga ƙayyadaddun ƙayyadaddun da muke gina sifofin tagwayen mu masu daidaitawa zuwa.

Lambobi biyu a cikin wannan tebur sun cancanci kulawa lokacin da kuke kwatanta ƙididdiga.Matsakaicin madaidaiciya a 0.015 mmya yanke shawarar ko skru suna gudana gaskiya a cikin adadi mai lamba takwas, kuma dunƙule dunƙule tana sa gefe ɗaya na gunkin kuma ya lalata maye gurbinsa shima.Nitriding brittlenessshine mafi yawan masu samarwa ba su taɓa bugawa ba: akwati mai wuya wanda ba shi da tsinkewa a ƙarƙashin kaya maimakon tsayayya da lalacewa.

Bayan ma'auni na ginin, muna keɓancewa cikin ƙarfe na aiki mai zafi, ƙarfe na aikin sanyi, ƙarfe mai sauri, ƙarfe na HIP foda, da gami na PTA. Lokacin da ciyarwar ta kasance mai lalacewa ko lalata, hanyar bimetallic ta maye gurbin nitriding, da namubimetallic vs nitrided jagorayana rufe lokacin da hakan ya biya.

Girman: Diamita, L/D, da fitarwa

Screw diamita yana saita kayan aiki. L/D yana saita adadin ɗakin da injin ɗin zai narke, haɗawa, da huɗa a hanya. Anan ga samfuran tagwayen dunƙule waɗanda aka saba amfani da su tare da alkaluman fitarwa da aka buga akan PVC.

Karanta tsarin maimakon layuka kawai. Fitowa yana da alamar diamita, kuma ƙarfin motar yana hawa da shi, saboda tura ƙarin abu ta hanyar ɗaukar ƙarfi. Ƙungiyar L/D ta kasance iri ɗaya a cikin kewayon, tunda rabon zaɓin ƙira ne maimakon girman sakamakon girma.

A wajen waɗannan samfuran muna gina sukurori masu kama da juna daga 45 mm zuwa 150 mm, tare da L/D daga 32:1 zuwa 38:1 akan bututunmu na PVC ko kuma waɗanda aka keɓance da layinku. Abin da L/D ya saya a zahiri an rufe shi a cikin jagorar rabo na L/D, kuma cikakken kewayo yana kan namulayi daya shafi tagwaye dunƙule samfurin.

Abin da Daidaici Twin Screws A Haƙiƙa Ke samarwa

Iyalan aikace-aikacen guda huɗu suna ɗaukar mafi yawan abin da waɗannan injuna suke yi, kuma suna gudana daga ɗanyen abu har zuwa ƙãre samfurin.

Gyaran filastik da haɗawa

Mafi na kowa aikace-aikace. Ƙarfin juzu'i da tarwatsa ƙarfi yana ƙyale tushen polymer kamar PP, PE, ko ABS a haɗa su daidai da fiber gilashi, fiber carbon fiber, masu hana wuta, da antioxidants. Wannan yana haifar da ƙarfafawa, mai hana harshen wuta, ko makin sarrafawa, kamar gilashin-fiber-ƙarfafa PP da aka yi amfani da shi a cikin sassan mota da kuma mai kashe wuta ABS da ake amfani da shi a cikin kayan lantarki.

Launi da aikin masterbatch

Ana gauraye manyan abubuwan da suka fi mayar da hankali kan pigments, rini, ko abubuwan da ke aiki a cikin resin mai ɗaukar kaya, sannan a fitar da su kuma a sanya su. Wannan yana samar da masterbatch na launi don rini, ko aikin masterbatch kamar antistatic da maki na ƙwayoyin cuta. Twin sukurori suna magance matsalar gaurayawa mara daidaituwa wanda ke iyakance sukurori ɗaya akan wannan aikin.

Extrusion gyare-gyare

Bututu, profile, takarda, da fim. Twin sukurori sun dace da babban danko, mai wuyar yin filastik polymers kamar PVC da PC musamman da kyau. Bututun magudanar ruwa na PVC, bayanin kofa da bayanan taga, da takaddar PC duk sun dogara ne akan ƙayyadaddun filastik ɗin da tagwayen dunƙule ke bayarwa, wanda shine ke kiyaye lahani samfurin. MuPVC bututu a layi daya dunƙule gangahidimar ruwa da bututun magudanar ruwa, magudanar lantarki, da bututun kariya.

Sake sarrafa robobi

Sharar gida PP da PE suna tafiya ta hanyar shearing da dumama wanda ke kawar da ƙazanta, yana sauƙaƙa damuwa, da sake sanya kayan aikin pelletizing. Ciyarwar da aka sake fa'ida ba ta da daidaituwa kuma galibi tana gurɓata, wanda shine ainihin nau'in isar da kayan aiki da kyau. 

Yadda Ake Faɗi Lokacin Daidaitaccen Saitin Twin Screw Set Yana Bukatar Sauyawa

Twin dunƙule lalacewa yana nunawa a wurare iri ɗaya a kowane lokaci, kuma injin yana gaya muku kafin sassan suyi kyau a fili.

• Fitowa ya faɗia guda dunƙule gudun. Tsare-tsare mai lalacewa yana barin narke ya koma baya maimakon ci gaba.
• Mixing ingancin saukad da.Launuka masu launi ko rarraba filaye mara daidaituwa yana nufin skru ba sa shafa juna da kyau.
• Motoci hawa hawaa akai-akai fitarwa, wanda ke nuna ja, rashin daidaituwa, ko ƙasƙantar ƙarfin ginin abu.
• Faɗin ingancin samana kan ƙãre samfurin, sau da yawa abu na farko da ingancin sashen lura.

Tabbatar da kayan aiki maimakon abubuwan gani. Auna OD jirgin sama da ID na ɗaki akan zanen gini, kuma duba izinin shiga tsakani, wanda ya keɓanta ga tagwayen sukurori kuma mai sauƙin mantawa. 

Me yasa Aiki Da Nanhaiya

Nanhaiya ta gina sukurori da ganga sama da shekaru ashirin kuma tana hidimar abokan ciniki 500+ a duk duniya. Mukewayon layi daya tagwaye sukurorimaida hankali ne akan hadawa, granulation, PS kumfa, aluminum-roba panel, roba da filastik, da kuma PVC bututu wajibi, a co-juyawa da counter-juya jeri.

Ana sarrafa kowane saiti daga 38CrMoAlA kuma an gama shi zuwa ƙayyadaddun bayanai a cikin teburin da ke sama, tare da tsananin juriya da gwajin ma'auni mai ƙarfi kafin jigilar kaya. An gina saitin mu don dacewa da manyan samfuran extruder ciki har da KraussMaffei, Cincinnati, da Jwell, kuma muna keɓance bayanan martaba, rabon matsawa, ƙirar iska, da wuraren dumama zuwa layin ku.

Kafin yin magana, injiniyoyinmu suna aiki ta hanyar sigogi tare da ku: diamita, rabon al'amari, zurfin tsagi, da zaɓin kayan. Ƙididdiga ta ƙunshi samfur, jigilar kaya, da farashin kulawa da ake tsammanin, kuma ya isa gare ku a cikin sa'o'i 12. Bayan bayarwa, masu fasahar mu suna tallafawa shigarwa da ƙaddamarwa, kuma batutuwan tallace-tallace suna samun amsa a cikin sa'o'i 24.

Tambayoyin da ake yawan yi

Menene daidaici tagwayen dunƙule ganga?

Ita ce sashin filastik na tagwayen dunƙule extruder: ganga mai cike da bores guda biyu waɗanda ke samar da ɓangaren giciyen adadi-takwas, yana riƙe da sukurori biyu na diamita akai-akai. Sukullun suna isar da kayan gaba da injina ta hanyar kama shi tsakanin jiragensu, maimakon dogaro da jujjuyawar bangon ganga.

Ta yaya daidaitattun tagwayen dunƙule ganga ke aiki?

Kayan abu yana faɗowa a kan kusoshi biyu a makogwaron abinci. Yayin da screws suka juya, jirgin daya yana goge tashar ɗayan, tarko abu da tura shi gaba. Narkewar ganga da juzu'i a yankin da ke kan layi na narke shi, kowane juyi yana rarrabuwa ya sake haɗa narke don haɗa shi, sashe na ƙarshe kuma yana ƙarfafa matsi don ciyar da mutu.

Menene bambanci tsakanin juyawa da jujjuyawa?

Screws masu jujjuyawar haɗin gwiwa suna jujjuya hanya ɗaya kuma suna isar da ƙarfi mai ƙarfi a cikin babban gudu, wanda ya dace da haɗawa, masterbatch, da abubuwan da aka cika. Screws masu jujjuyawar juzu'i suna jujjuya saɓanin kwatance kuma suna aiki kamar famfo mai inganci, yana gina matsi mai ƙarfi a ƙaramin ƙarfi. Wannan aikin mafi sauƙi shine abin da tsayayyen bututun PVC da bayanin martaba ke buƙata.

Menene cikakken meshing, ɓangarorin saɓani, da kuma skru mara sa-in-sa?

Suna bayyana yadda zurfafan kusoshi biyu suka shiga. Cikakkun screws masu haɗaka suna isa tushen juna tare da ƙaramin rata, suna ba da mafi kyawun shear da haɗuwa, kuma wannan shine mafi yawan nau'in extrusion robobi. Wani ɓangare na skru suna haɗuwa da ƙasa kuma suna rage ƙarfi. Sukullun da ba sa saƙawa suna zama gefe da gefe ba tare da shiga ba, suna ba da mafi kyawun magani.

Menene bambanci tsakanin layi daya da tagwayen sukurori?

Madaidaicin tagwayen dunƙule yana kiyaye diamita iri ɗaya daga ciyarwa zuwa fitarwa, kuma gunkin yana tsayawa tsayin daka. Tagwayen tagwaye masu jujjuyawa, tare da babban ƙarshen ciyarwa yana kunkuntar zuwa ga mutuwa. Siffar layi ɗaya tana ba da sashin giciye akai-akai tare da tsayi, wanda ke yin dogayen injuna tare da huɗa da haɗakar sassan madaidaiciya don ginawa.

Me yasa amfani da dunƙule tagwaye maimakon dunƙule guda ɗaya?

Ingantaccen isarwa. dunƙule guda ɗaya ta dogara da gogayya, don haka dole ne abu ya kama bangon ganga don ci gaba, kuma foda, flakes, da abinci mai zamewa suna haifar da haɓaka. Twin sukurori suna tura abu tare da inji ba tare da la'akari da riko ba, wanda ke ba da fitarwa mai ƙarfi kuma yana ba su damar sarrafa abincin da ke cin nasara da dunƙule guda.

Menene daidaitattun tagwayen skru da ake amfani dasu?

Manyan iyalai guda huɗu: gyare-gyaren filastik da haɗawa tare da fiber gilashi, fiber carbon, ko mai hana wuta; launi da aikin masterbatch samarwa; extrusion na bututu, bayanin martaba, takarda, da fim ciki har da PVC da PC; da kuma sarrafa robobi da aka sake fa'ida inda aka share sharar gida PP da PE, an sake yi musu robobi, da kuma pelletized.

Shin dole ne a maye gurbin tagwayen sukurori azaman biyu?

Ee. An saita ƙyalli na tsaka-tsakin tsakanin sukurori biyu yayin kera kuma ba za a iya dawo da su ta hanyar maye gurbin dunƙule ɗaya a kan abokiyar sawa ba. Ana samar da kusoshi tagwaye, ana kawowa, kuma ana maye gurbinsu azaman nau'i-nau'i da suka dace, kuma yakamata a adana su kuma a sarrafa su ta wannan hanyar.