Me yasa Gangarin Screw yake Muhimmanci a allurar Filastik

Ganga mai yin gyare-gyaren filastik yana tsaye a zuciyar kowane tsari na gyare-gyare. Lokacin da suka zaɓi babban inganciFilastik Machine Screw Barrelko aFilastik Twin Screw Extruder Barrel, masana'antun suna ganin kwararar abu mai santsi, ƙarancin lahani, da ƙananan farashi.Bakin Karfe Twin Screw Extruder Barrelzaɓuɓɓuka kuma suna taimakawa tsawaita rayuwar kayan aiki da yanke lokacin hutu.

Muhimman Matsayin Ƙwararren Ƙwararriyar Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙwara

Narkewa da Haɗuwa da Kayan Filastik

Ganga mai yin gyare-gyaren roba na filastik yana taka rawa sosai wajen mai da ƙaƙƙarfan pellet ɗin filastik zuwa abu mai santsi, narkakkar. A cikin ganga, dunƙule tana jujjuya da tura pellet ɗin gaba. Yayin da pellet ɗin ke motsawa, gogayya da makada masu dumama narke su. Ganga tana kiyaye zafi ko da, don haka filastik narke a daidai adadin. Wannan tsari yana taimakawa wajen guje wa dunƙule ko wuraren sanyi a cikin kayan.

Tukwici: Ganga mai dunƙule tana da manyan yankuna guda uku - ciyarwa, matsawa, da aunawa. Kowane yanki yana da aiki na musamman. Yankin ciyarwa yana motsawa kuma yana preheating pellets. Yankin matsawa yana narkar da filastik kuma yana cire iska. Yankin aunawa yana tabbatar da cewa narke yana da santsi kuma yana shirye don allura.

Kula da yanayin zafi yana da mahimmanci. Misali, m UPVC yana buƙatar dumama a hankali tsakanin 180-190 ° C. Gangarin dunƙule yana amfani da dumama dumama na waje da kuma motsin dunƙule don ƙirƙirar adadin zafi mai kyau. Wannan ma'auni yana kiyaye filastik daga ƙonewa ko mannewa. Gudun dunƙule kuma yana shafar yadda robobin ke narkewa. Idan dunƙule ya juya a hankali, narkewar bazai yi zafi sosai ba. Idan ya juya da sauri, filastik na iya yin zafi sosai. Ganga mai yin gyare-gyaren filastik yana tabbatar da cewa narke ya yi daidai ga kowane harbi.

Haɗin Abubuwan Haɗawa da Tabbatar da daidaiton Launi

Masu masana'anta sukan ƙara masu launi ko ƙari na musamman zuwa robobi. Ganga mai yin gyare-gyaren filastik tana haɗa waɗannan sinadarai cikin narkewa. Zane na dunƙule, tare da sassa na musamman na haɗawa, yana taimakawa wajen haɗa komai daidai. Wannan hadawa yana dakatar da ɗigo ko tabo daga nunawa a cikin samfurin ƙarshe.

Daidaitaccen launi na iya zama da wahala. Wani lokaci,busassun pigments suna tsayawa a cikin hopper ko kuma kada su haɗu da kyau. Danshi na iya yin rikici tare da guduro da ingancin pigment. Daidaitaccen adadin masu launi yana da mahimmanci. Machines suna amfani da mahaɗar gravimetric don auna adadin da ya dace. Tsarin ƙira kuma yana taimakawa kiyaye launuka har ma da sassa daban-daban.

Lura: Ƙirar ƙira ta ci gaba, kamar shinge ko maddock screws, karya ƙullun da yada masu launi mafi kyau. Wadannan kayayyaki na iyayana haɓaka haɓakar haɗaɗɗen da sama da 20% kuma yanke ƙimar datti har zuwa 30%. Tsaftacewa da kulawa akai-akai yana sa ganga mai dunƙule aiki a mafi kyawun sa, don haka launuka su kasance gaskiya daga tsari zuwa tsari.

Isarwa da Allurar Narkar da Filastik

Da zarar robobin ya narke kuma ya gauraya, ganga mai dunƙulewa ta motsa narkakkar kayan zuwa ga ƙura. Ƙunƙarar tana juyawa a cikin ganga mai zafi, yana tura narke gaba. Lokacin da isassun kayan ya haɓaka, dunƙule yana aiki kamar mai shigar da ruwa. Yana shigar da robobin da aka narkar da su a cikin gyaggyarawa a matsanancin matsin lamba.

Ga yadda tsarin ke aiki:

1. Filayen filastik suna shiga sashin ciyarwa kuma suyi gaba yayin da dunƙule ke juyawa.
2. Gogayya da zafi suna narkar da pellets.
3. Screw ɗin yana matsawa narke, tabbatar da cewa yana da santsi kuma ma.
4. Da dunƙule ya ci gaba da kuma allura narkakkar roba a cikin mold.

Thefilastik allura gyare-gyaren dunƙule gangayana kiyaye komai yana tafiya lafiya. Yana sarrafa matsa lamba da gudana, don haka kowane harbi ya cika ƙirar daidai. Kayayyakin ganga masu tauri sun tsaya tsayin daka don yaga, tabbatar da cewa tsarin ya kasance abin dogaro akan lokaci.

Haɓaka Ayyuka tare da Dama Filastik Injection Molding Screw Barrel

Tasirin Geometry na Screw da Tsarin Ganga

Kulle geometryya siffata yadda robobi ke narkewa da gauraya cikin ganga. Tsawon, siffar zaren, farar, da saurin dunƙule duk suna taka rawa. Lokacin da injiniyoyi suka daidaita waɗannan sigogi, za su iya sarrafa yawan zafi da juzu'i da filastik ke karɓa. Wannan yana taimakawa ƙirƙirar narke iri ɗaya kuma yana rage lahani kamar ɗigo ko kumfa.

Matsakaicin matsawa, wanda ke kwatanta zurfin abincin dunƙule da wuraren aunawa, yana shafar yadda filastik ya cika. Matsakaicin mafi girma yana ƙara yawa da haɗuwa amma maiyuwa bazai dace da robobi masu zafin zafi ba. Matsin baya shima yana da mahimmanci. Yana kara turawa narkakkar guduro da karfi, yana wargaje guntun da ba a narkar da shi da inganta hadawa. Koyaya, matsa lamba na baya da yawa na iya lalata abubuwa masu laushi.

Anan ga tebur ɗin da ke nuna yadda nau'ikan dunƙule daban-daban da lissafin lissafin su ke shafar aikin narkewa da haɗawa:

Yawancin injiniyoyi suna amfani da ginshiƙi don kwatanta juzu'i na juzu'i. Jadawalin da ke ƙasa yana nuna yadda rabon matsawa da rabon L/D ya bambanta don nau'ikan dunƙule daban-daban:

Kyakkyawan gyare-gyaren Filastik Injection gyare-gyaren dunƙule ganga tare da madaidaicin lissafi yana tabbatar da tsayayyen filastik, daidaitaccen zafin narke, da kwararar abu mai santsi. Wannan yana haifar da mafi kyawun sheki, ƙarancin lahani, da ƙarin gyare-gyaren sassa.

Zaɓin Kayan Kaya don Dorewa da Juriya

Zaɓin kayan da suka dace don ganga mai dunƙule yana haifar da babban bambanci ga tsawon lokacin da yake aiki da kuma yadda yake aiki sosai. Masu masana'anta suna amfani da ƙarfe mai tauri da ɗorawa na ci gaba don yaƙi da lalacewa da lalata. Misali, karfe 38CrMoAlA nitrided karfe yana aiki da kyau don daidaitattun ayyuka, yayin da SKD61 (H13) kayan aikin karfe yana sarrafa resin injiniyoyi masu tsauri. Ganga-gangan bimetallic tare da tungsten carbide ko allunan tushen nickel suna ba da mafi girman juriya ga lalata da sinadarai.

Sauran shahararrun zaɓin sun haɗa da AISI 4140 da 4340 gami da ƙarfe don amfanin gabaɗaya, D2 da kayan aikin CPM don robobi masu lalata, da Hastelloy ko Inconel don mahalli masu lalata. Jiyya na saman kamar nitriding da chromium plating suna haɓaka tauri da tsawon rayuwa. Lokacin da masana'antun suka zaɓi kayan da suka dace, suna rage lokacin raguwa da farashin kulawa, kiyaye samarwa yana gudana lafiya.

Tukwici: Ganga-gangan bimetallic tare da babban abun ciki na tungsten carbide yana daɗe da yawa, musamman lokacin sarrafa abubuwa masu ƙyalli ko cikakkun polymers.

Daidaita Screw Barrel zuwa Filastik Daban-daban

Ba duk robobi ke yin irin wannan hanya ba yayin gyare-gyare. Kowane nau'in yana buƙatar takamaiman ƙirar ganga mai dunƙule don samun sakamako mafi kyau. Injiniyoyin suna duban zafin narkewar filastik, danko, da kwanciyar hankali. Sun dace da juzu'i na juzu'i, zurfin tsagi, da suturar ganga zuwa buƙatun kayan.

Misali, polycarbonate (PC) yana buƙatar dogon dunƙule tare da matsi a hankali da sashin haɗawa don hana lalacewa. Nylon (PA) yana buƙatar dunƙule mutant tare da babban matsewar rabo da ƙaramin rata tsakanin dunƙule da ganga don sarrafa juzu'i. PVC yana buƙatar ganga mai jure lalata da ƙaramar dunƙulewa don gujewa zafi fiye da kima da haɓaka kayan.

Daidaita ganga mai gyare-gyaren filastik allura zuwa nau'in filastik yana taimakawa guje wa lahani kamar canza launin, rashin cikar narkewa, ko warping. Hakanan yana inganta lokutan zagayowar da ingancin kuzari.

Lura: Haɓaka ganga mai dunƙule don takamaiman robobi na iya haɓaka kayan aiki har zuwa 25% kuma rage lahani, adana lokaci da kuɗi.

Nasihun Kulawa don Tsawon Rayuwa da Dogara

Kulawa na yau da kullun yana kiyaye ganga mai dunƙule aiki a mafi kyawun sa. Masu aiki yakamata su duba ganga don lalacewa, karce, ko rami a duk lokacin da aka cire dunƙule. Tsaftacewa tare da mahaɗan tsabtace kasuwanci yana cire ragowar kuma yana hana haɓakar carbon. Kulawa da matsa lamba, zafin jiki, da saurin dunƙule yana taimakawa gano matsaloli da wuri.

Ga wasu shawarwarin kulawa masu amfani:

1. Bincika ganga mai dunƙulewa da gani da ma'auni duk lokacin da aka cire dunƙule.
2. Tsaftace ganga kowane mako don ci gaba da gudana, ko kowane kwanaki 2-3 idan ana canza robobi akai-akai.
3. Lubricate sassa masu motsi kullun kuma a rinka shafawa su mako-mako tare da mai mai inganci mai inganci.
4. Yi amfani da albarkatun ƙasa masu tsafta kuma a adana su yadda ya kamata don guje wa gurɓatawa.
5. Horar da masu aiki don gane alamun sawa da kiyaye cikakkun bayanan kulawa.
6. Ajiye kayan gyara don rage lokacin hutu.
7. Bayan rufewa, gudanar da dunƙule cikin ƙaramin sauri don rarraba ragowar robobi, tsaftacewa tare da wanki na musamman, sannan shafa mai mai karewa.

Kira: Ganga-gangan bimetallic tare da layukan tushen ƙarfe na iya šauki tsawon sau uku fiye da daidaitattun sukurori.Daidaita daidai da lubricationtsawaita tsawon rayuwa kuma rage yawan kulawa.

Ganga mai gyare-gyaren gyare-gyaren filastik mai kyau yana ba da daidaiton inganci, yana rage raguwar lokaci, kuma yana tallafawa samarwa mai inganci.

Filastik Injection gyare-gyaren dunƙule ganga yana taka muhimmiyar rawa wajen isar da daidaiton ingancin samfur da ingantaccen samarwa.

• Manyan ganga masu inganci suna haɓaka daidaiton narkewa, rage tarkace, da haɓaka aiki.
• Kulawa na yau da kullun yana hana raguwar lokaci kuma yana tsawaita rayuwar kayan aiki.

1. Material da makamashi tanadi ƙara sauri.
2. Canje-canje da sauri yana haɓaka iya aiki da riba.

FAQ

Wadanne alamomi ne ke nuna ganga mai dunƙule yana buƙatar sauyawa?

Masu aiki suna lura da narke mara daidaituwa, ƙarar lahani, ko jinkirin hawan keke. Har ila yau, suna ganin lalacewa da ake iya gani, tabo, ko rami a cikin ganga.

Sau nawa ya kamata wani ya tsaftace ganga mai dunƙulewa?

Yawancin masana'antun suna tsaftace ganga kowane mako. Idan sukan canza robobi sau da yawa, suna tsaftace shi kowane kwana biyu zuwa uku.

Shin ganga mai dunƙulewa zai iya yin aiki ga duk robobi?

A'a, kowane nau'in filastik yana buƙatar takamaiman ƙirar ganga mai dunƙulewa. Yin amfani da wasan da ya dace yana inganta ingancin samfur kuma yana rage sharar gida.