Isibali-xesha esicothayo sinokukhomba ingxaki yokutya, inkqubo etshintshileyo okanye i-hardware egugileyo. Uxilongo oluluncedo lukuxelela ukuba yeyiphi na, kwaye ingaba ixabisa ixesha lakho lomjikelo.
Ukuba ukubunjwa kwesijivu sesitofu kuthatha ixesha elide, qinisekisa kuqala ukuba kulibazisa umjikelo. Emva koko jonga ukuqhubeka kokutya, isantya esisijiva sokwenyani, uxinzelelo lwangasemva kunye nobushushu ngokuchasene nereferensi ezinzileyo. Hlola ijometri kwaye unxibe xa ezo zitshekhi zingachazi ilahleko. Tshintsha amalungu kuphela emva kokuchonga umsebenzi wokunciphisa.
Okokuqala, misela ukuba ukuchacha kusendleleni ebalulekileyo yomjikelo
I-Screw recovery linqanaba leplastiki kunye ne-metering: i-screw iyajikeleza, ilungiselela ukudubula okulandelayo kwaye ihoxise njengoko inyibilika iqokelela phambi kwaso. Yahlukile kwinaliti, xa isikrufu sihambela phambili ukuhambisa loo shot. Jonga inkcazo yesibali-xesha somlawuli wakho, ngakumbi nokuba ibandakanya ulibaziseko okanye ukucinezelwa.
Ukubuyisela kudla ngokugqithana inxalenye yolandelelwano lokupholisa. Isiphumo salo kwixesha lomjikelo lilonke ke ngoko kuxhomekeke ekubeni kuqalwa nini ukubuyiswa kwakhona kunye nesenzo somatshini ekufuneka silinde ukuba sigqibe. Funda ulandelelwano lokulandelela kunokuba ucinge ukuba isibini ngasinye esisusiweyo ekubuyiseleni sisusa isibini kumjikelo.
| Ubude bexesha lokubuyisela | Linda ngaphaya kwefestile | Luthetha ntoni utshintsho |
|---|---|---|
| Imizuzwana eyi-12 | 2 imizuzwana | Ukubuyisela kwakhona kulibazisa isenzo esilandelayo. |
| 9 imizuzwana | 0 imizuzwana | I-3-yesibini yokuphucula ukubuyisela isusa imizuzwana emi-2 yokulinda. |
| 7 imizuzwana | 0 imizuzwana | Enye i-2 imizuzwana yokubuyisela kwakhona ayizisi ukuncitshiswa komjikelo kulo mzekelo. |
Umbuzo wethu wokuqala ngowokuba ngaba umatshini ulinde ukunyibilika okanye uxela nje inani ongathanda ukulinciphisa. Ukuba ukuchacha sele kungena ngokukhululekileyo ngaphakathi kwefestile ekhoyo, besiya kugxila kukuqina kunye nomgangatho wokunyibilika phambi kokuba sicebise isikrufu semveliso ephezulu.
Ukufumana ingcaciso ebanzi yendibano, jonga yethuisikrufu sokubumba umbhobho sikhokelo. Apha, injongo incinci: misela ukuba kutheni ukubuyiswa kutshintshile kwaye yintoni ubungqina obuxhasayo.
Utshintsho olukhawulezileyo kunye nokuhla kancinci kufuna iindawo ezahlukeneyo zokuqalisa
Gcina ireferensi ngaphambi kokulungelelanisa umatshini. Thelekisa ibakala elifanayo le-resin, umlinganiselo we-regrind, ukubeka ukudubula, ukungunda kunye nemeko yobushushu. Rekhoda imijikelo yomntu ngamnye kunye nomndilili; ukuchacha okucothayo ngamaxesha athile kunokuphazamisa imveliso naxa umndilili ubonakala wamkelekile.
| Umzekelo oqwalaselweyo | Jonga kuqala | Ubungqina obufanele ukurekhodwa |
|---|---|---|
| Ukonyuka ngokukhawuleza emva kokutshintsha kwezinto okanye iresiphi | Ifom yesondlo, i-regrind, imeko yokomisa kunye nezicwangciso ezidlulisiweyo | Iqashiso leMathiriyeli, umlinganiselo wokudibanisa, imeko yamasuntswana kunye nangaphambi / emva kweerekhodi zenkqubo |
| Imijikelo ecothayo engapheliyo enemijikelo eqhelekileyo phakathi kwayo | Uphazamiseko lwesondlo, ibhulorho kunye nokwahluka kwesantya sokwenyani | Umkhondo wokubuyisela, umsebenzi wokulayisha kunye ne-RPM yokwenyani kumjikelo ofanayo |
| Ukuchacha kuya kuba nzima kancinci kancinci phantsi komsebenzi ozinzile | Qinisekisa iimeko zokusebenza, emva koko uhlole ukunxiba | Idatha yokubuyisela imbali kunye nemilinganiselo yesikrufu / umgqomo olinganisiweyo |
| Umthwalo ophezulu kunye ne-RPM yangempela ngaphantsi komyalelo | Ukuqhuba komatshini, umda we-torque kunye nemeko ye-thermal | Okwenyani xa kuthelekiswa nomyalelo we-RPM, intsingiselo yomthwalo kunye nee-alam zoomatshini |
| Ingxaki iqala ngoko nangoko emva kokutshintshwa kwelungu | Kufakwe inxalenye yesazisi, imilinganiselo, ijometri kunye nendibano | Uhlaziyo oluvunyiweyo lomzobo, amacandelo afakelweyo kunye nezicwangciso zokugunyazisa |
Ezi patheni zithatha isigqibo ngomyalelo wophando; akukho bungqina bubodwa. Impazamo ngequbuliso yengxolo, amanqaku okanye umthwalo ongaqhelekanga ufuna uqwalaselo olukhawulezileyo lwenkonzo yomatshini, nokuba ixesha lifana nengxaki yenkqubo.
Qinisekisa ukuba iipellet zifikelela kwisikrufu ngokuqhubekayo
I-hopper epheleleyo ayiqinisekisi ukuba isikrufu siyatyiswa. Jonga isilayishi, isilayidi sokuvala, indlela yezinto kunye nokupholisa komqala. Jonga uphazamiseko oluhambelana nomjikelo ocothayo ngaphambi kokutshintsha icandelo loxinzelelo okanye ukuodola isikrufu esitsha.
ka-Asahi KaseiIsikhokelo se-Asaclean kwibridging yomqala wokutyaicacisa ukuba ubushushu kufutshane nendawo engasemva yomphanda bunokuthambisa njani iipellets phambi kwexesha. Iipellet zinokuthi zidibanise kwaye zithintele indlela yokuhamba, zishiya isikrufu sifutshane semathiriyeli nangona i-resin ihleli ngaphezulu kwayo.
Jonga ukuba yintoni etshintshileyo kwifidi ngokwayo. Umlinganiselo ohlukileyo we-regrind, iifayini ezininzi okanye iincinci ezingaqhelekanga zifanelwe ingqalelo. I-Celanese idibanisa ngokukodwa umgangatho we-regrind kwisondlo kunye nemiba yokubuyisela kuyoVectra® LCP isikhokelo sokusetyenzwa. Iingcebiso zayo zixhomekeke kwizinto eziphathekayo, kodwa zibonelela ngesizathu esibambekayo sokurekhoda imeko ye-particle kunokuba igama le-resin kuphela.
Ukuba ukubuyiswa kuyawohloka emva kokutshintsha kwakhona, sinokuyithelekisa kunye nesondlo esiqinisekisiweyo ngaphambi kokutshintsha i-hardware. Ukuba isimilo esidala sokubuyisela siyabuya, uphando lwesondlo luzuze kuqala. Eso siphumo sinika umzi-mveliso ulwalathiso olungcono kunesicelo “sesikrufu esikhawulezayo.”
Ukomisa kusafuna ukuhlangabezana neemfuno zomthengisi wentlaka. Musa ukucinga ukuba umswakama yinkcazo yengxaki nganye yexesha, okanye ukuba ukubuyiswa okwamkelekileyo kubonisa ukuba i-resin yomile ngokwaneleyo. Ukuqhubekeka kunye nomgangatho wenxalenye yokugqibela kufuna iitshekhi ezahlukileyo.
Jonga isantya sokwenyani, uxinzelelo lwasemva kunye nobushushu obunyibilikayo kunye
Funda i-RPM yokwenyani, hayi nje i-setpoint
Ukuba umyalelo awutshintshwanga kodwa isikrufu sijika ngokucothayo, hlola imida yokusebenza komatshini kunye nokuziphatha komqhubi. Isindululo sejometri asikwazi ukusombulula umsantsa ongachazwanga phakathi kwesantya esiceliweyo kunye nokuhanjiswa. Rekhoda isantya sangempela nge-stroke yokubuyisela, ngakumbi apho i-slow-down iqala khona.
I-RPM nayo ifuna idiameter ye-screw ukuze ithethe kakhulu. Yethuisikrufu sokubumba isitofu uluhluibandakanya ububanzi ukusuka kwi-30 ukuya kwi-170 mm. Ukutshintshela isantya esijikelezayo phakathi kweedayamitha ezahlukeneyo kutshintsha isantya seperipheral kumphezulu wesikrufu.
Isantya somjikelezo, m/s = π × ubukhulu, mm × RPM ÷ 60,000
Kwi-100 RPM, i-screw ye-40 mm inesantya se-peripheral malunga ne-0.209 m / s; i-screw ye-60 mm ifikelela malunga ne-0.314 m / s. Le yimizekelo ebalwayo, imimiselo engacetyiswayo okanye izibalo ezithe ngqo zesantya sokucheba okunyibilikayo.
Sebenzisa isikhokelo sokusetyenzwa kwebakala leresin kunye nemida yomatshini ukugweba isantya. Ukwandisa i-RPM luncedo kuphela ukuba umatshini unokuwuhambisa kwaye isiphumo sokunyibilika sihlala samkelekile.
Fumana ukuba kutheni uxinzelelo lwangasemva lubekwe apho lukhoyo
Uxinzelelo lwangasemva luchasa ukuhlehla kwe-screw ngexesha lokubuyisela kwaye luchaphazela indlela izinto ezifakwe ngayo iplastiki. Ukuba iye yanyuswa ukulungisa inkxalabo yokuxuba okanye yokulinganisa, ukuncitshiswa nje ukuphucula isibali-xesha kunokubuyisela loo ngxaki yomgangatho. Qinisekisa ukuba uxinzelelo olubonakalisiweyo luxinzelelo lwe-hydraulic okanye iplastiki ethile ngaphambi kokuthelekisa oomatshini.
Isindululo soxinzelelo lwehlabathi jikelele asiloncedo. KwiVectra LCP,I-Celanese ichaza uxinzelelo oluncinci lwangasemva, i-5-15 bar ethile, kwaye ilumkisa malunga nokushisa kunye nomonakalo wefayibha ngoxinzelelo olugqithisileyo. Eso sisikhokelo seVectra, hayi ilungiselelo lokukhuphela kwiPP, ABS okanye inkqubo yePC.
Jonga ukunyibilika phambi kokwamkela useto olukhawulezayo
I-barrel setpoints ayichazi ngokupheleleyo imeko ye-thermal yokunyibilika. Landela inkqubo yokulinganisa ubushushu obuvunyiweyo, qinisekisa isifudumezi kunye nenkqubo yoluvo, kwaye uthelekise umgangatho wenxalenye emva kotshintsho olulawulwayo. Ixesha elifutshane lokubuyisela kunye nokuguqulwa kombala, izinto ezinganyibilikiyo okanye ukuhambelana okungahambi kakuhle akulona luhlengahlengiso oluyimpumelelo.
Guqula enye inguqu efanelekileyo ngexesha kwaye uvumele inkqubo ukuba izinze. IVectra isikhokelo sokulungisa ingxakiusebenzisa le ndlela ifanayo eseqongeni. Gcina ulingo ngaphakathi kwefestile yokusebenza evunyiweyo yesixhobo osiqhubayo.
Yahlula icandelo lokuhambisa eligugileyo kumsesane wokutshekisha ovuzayo
Xa ukondla kunye neemeko zokusebenza zifaniswa kodwa ukubuyiswa kugcina ukuwohloka, imeko ye-screw kunye ne-barrel ifanelwe ukuhlolwa. Ukulinganisa ukubhabha ngaphandle kwedayimitha kunye nebhobho ebhodlo kwiindawo ezichaziweyo ngokuchasene nomzobo okanye imida yokuhlola emiselweyo. Hlola umonakalo womphezulu kunye nemilinganiselo.
Indibano ye-screw-front idinga uvavanyo olwahlukileyo. Ngexesha lokubuyisela, i-valve engabuyi ivumela inyibilika ukuba iqhubele phambili; ngexesha lokutofa, kufuneka ivale ngokuchasene nokubuyela ngasemva. Ivalve evuzayo inokuchaphazela ukufana kokudubula, kodwa oko akuqinisekisi ukuba icandelo leplastikhi yesikrufu ligugile.
Ukuba umqamelo okanye ubunzima bokudutyulwa bukwahluka, bandakanya uvavanyo lomenzi womatshini olungabuyi-i-valve kuphando. YethuIsikhokelo sokukhetha ingcebiso yesikrufuigubungela umsesane, isihlalo kunye nemilinganiselo yokukhwelana ngokweenkcukacha ezithe vetshe.
Asinakugunyazisa ukutshintshwa kwe-screw-and-barrel ngokupheleleyo kwisibali-xesha esicothayo sodwa. Ngokwahlukileyo, isikrufu esitsha akufuneki singene kumbhobho ogugileyo ngaphandle kokujonga ukulungelelana okubangelwayo. Cela ingxelo yobukhulu echonga iindawo zomlinganiselo kunye nemida yokunxiba esetyenziselwa ukufikelela kwisindululo.
Ingaba uyilo olujiyile olwahlukileyo lunentsingiselo nini?
Uphononongo loyilo luba luncedo xa ijometri yangoku ayikwazi ukuhlangabezana nomsebenzi ojoliswe kuyo kwiimeko zokusebenza ezamkelekileyo. Oku kunokulandela utshintsho lwe-resin, imfuno yokudubula enkulu okanye ifestile ekhoyo emfutshane yokubuyisela. Yigcine yahlukile ekubuyiseleni inkqubo ebiphumelele ngaphambili esele iwohlokile.
Iintsapho zethu ezimbini zeenaliti ze-screws zibonisa ukhetho olufanelekileyo loyilo:
| Uyilo lweNanhaiya | Icandelo loxinzelelo | Singayisebenzisa njani kuphononongo |
|---|---|---|
| Isikrufu sokubumba inaliti kancinane | Ngokuqhelekileyo i-40% -60% yobude bobude be-screw, malunga ne-50% kwinkcazo yemveliso | Ukucutha ixesha elide, ngokuthe ngcembe kubunzulu bejelo kwimisebenzi efuna iplastiki elawulwayo. Vavanya eyona resin, ukudubula kunye nokuziphatha kwe-thermal. |
| Isikrufu sokubumba inaliti ye-Mutant(uyilo locinezelo ngequbuliso) | Malunga ne-5% -15% yobude obupheleleyo be-screw | Utshintsho olufutshane kunye nokunciphisa okubukhali kubunzulu besiteshi. Vavanya umsebenzi wokunyibilika kunye nokufana kwe-thermal ngaphambi kokuyikhetha ukujongana nokunciphisa umthamo. |
Uyilo lwethu oluhamba kancinci lubandakanya izicelo ezibandakanya i-PS, iPC kunye ne-ABS; usapho loxinzelelo ngequbuliso lubandakanya izicelo ezinje ngePE kunye nePP. Ezi ndlela zemveliso zinceda ukuqala ingxoxo. Abayithathi indawo yomgangatho we-resin kunye nophononongo lomatshini, ngakumbi ngezihluzi, ukugaya okanye ukucaciswa komgangatho ofunekayo.
Iidilesi zonyango ziyanxiba, hayi umqala ovalekileyo
Zombini iintsapho zeemveliso zisebenzisa intsimbi ye-38CrMoAlA. Iinkcukacha zabo zeenkcukacha zemveliso ziquka olu khetho lulandelayo lonyango, olukwingxoxo yokutshintshwa xa uhlolo luchonga ukunxitywa:
| Ipropati | Ixabiso lemveliso-inkcukacha | Ithetha ukuthini kumbuzo |
|---|---|---|
| Ubulukhuni beNitriding | HV900-1100 | Cacisa iindawo eziphathwayo kunye nemfuneko yokuhlolwa. |
| Ubunzulu beNitriding | 0.5-0.8 mm | Chonga unyango olukhethiweyo; musa ukucinga ngobomi benkonzo ngobunzulu kuphela. |
| Ubulukhuni be-nickel-tungsten alloy | HRC55-62 | Hlaziya i-alloy kunye ne-resin yangempela, isigcwalisi kunye nepateni yokunxiba. |
| Ubunzulu bomaleko wengxubevange | 0.8-2.0 mm | Chaza iindawo eziqinisiweyo kwiinkcukacha zecandelo ekuvunyelwene ngazo. |
Yethungokuthe ngcembe iinkcukacha zemvelisochaza ukuqiniswa kweendawo ezisengozini nge-nickel-tungsten alloy. Ukusuka kumbono wefektri, sifuna ukhuseleko olucetywayo luhambelane nokunxiba okulinganisiweyo. Umphezulu obiza kakhulu awulungisi ukondla okungonelanga okanye ubonise ukuba isikrufu sejiyometri iyahambelana nentlaka.
Guqula ukuxilongwa kwisenzo esithile
Gcina izincomo zimxinwa njengoko ubungqina buvumela. Uphazamiseko lwesondlo lufuna ukulungiswa kwenkqubo yokutya. Umyalelo wesantya umatshini awukwazi ukugcina iifowuni zokuphononongwa komatshini. Ukuvuza kwevalve okuqinisekisiweyo kufuna isivalo kunye novavanyo lojongano. Imeasured screw okanye umgqomo onxitywayo uxhasa ukutshintshwa kwelungu okanye uphononongo lokuhlaziya olufanelekileyo.
Ukuba indibano ikwimeko eyamkelekileyo kodwa umsebenzi omtsha wemveliso ungaphezulu kwamandla ayo okwenziwa kweplastiki, thumela ingcaciso emfutshane yoyilo. I-Nanhaiya ibonelela ngoyilo lwezikrufu zesiko, umatshini kunye ne-alloy spray welding. Yethuizixhobo zokuvelisaibandakanya iileyile ze-CNC zee-workpieces ukuya kwi-6 yeemitha ubude kunye ne-five-axis machining yeenqwelomoya ezinzima kunye nezakhiwo ze-flange.
Thumela ingxelo echaza ingxaki
- Umenzi womatshini kunye nemodeli, i-screw diameter, umzobo wendibano kunye neenkcukacha ze-screw-tip ezifakiwe.
- Ibakala le-resin, ukulayishwa kwe-filler, i-regrind ratio kunye nemeko ye-particle.
- Ixesha lokubuyisela ngomjikelezo, i-RPM yangempela kunye nomyalelo, uxinzelelo lwasemva kunye nesiseko soxinzelelo, kunye nomthwalo okanye iirekhodi ze-alamu.
- Ukuseta i-Shot, i-cushion, inxalenye kunye nobunzima bomqhubi, iirekhodi zeqondo lokushisa kunye nefestile ekhoyo yokubuyisela.
- Utshintsho esele luvavanyiwe, isiphumo sazo kumgangatho wenxalenye, kunye nayo nayiphi na ingxelo yokunxitywa kwe-dimensional.
Ukugunyazisa, vumelana nge-resin, ukudubula, ifestile yokusebenza kunye nomgangatho owamkelekileyo wenxalenye. Emva koko thelekisa ukuphindaphinda kwakhona kunye nexesha langempela lomjikelo. Uvavanyo olukhawulezayo lweplastizing olubodwa alwanelanga ukuba ukungunda kwemveliso kusalindile okanye iindawo ziyasilela ukuhlolwa.
Ngaba ufuna isikrufu okanye isindululo sombhobho kumda wokubuyisela oqinisekisiweyo?
Thumela i-Nanhaiya umzobo kunye nerekhodi lokusebenza, kubandakanywa into etshintshileyo kunye noko kufuneka umgca wakho ufezekise. Sixelele ukuba uyawubuyisela na umsebenzi wokuqala okanye ulungiselela imathiriyeli eyahlukileyo okanye imfuneko yomjikelo.
Thumela umzobo wakho kwaye usebenze idathaJonga izikrufu zokubumba inalitiXoxa kuWhatsApp
Zhoushan Nanhaiya Plastic Machinery Co., Ltd.
I-imeyile:info@nhyscrew.com
Ifowuni:+86-13505809643| Imfonomfono:+86-13587082002
I-Block C, i-2 ye-West Section, i-Xingzhou Avenue, iSithili saseDinghai, iSixeko saseZhoushan, iPhondo laseZhejiang, eChina.
Qhagamshelana noNanhaiya
Imibuzo ebuzwa qho
Leliphi ixesha lokubuyisela isikrufu esiqhelekileyo sesitofu?
Akukho nombolo jikelele. Ixesha lokubuyisela lixhomekeke kwi-resin, imfuno yokudubula, ijometri yesijija, amandla omatshini kunye noseto lokusebenza. Thelekisa kunye nexesha elikhoyo kulandelelwano lwangempela lomatshini kunye nereferensi ezinzileyo eqhuba usebenzisa izinto ezifanayo kunye nokudubula.
Ngaba ukubuyisela ngokukhawuleza isikhonkwane kuhlala kulifutshane ixesha lomjikelo?
Hayi. Inciphisa umjikelo kuphela xa ukubuyiswa okungagqitywanga kulibazisa isenzo esilandelayo esivumelekileyo somatshini. Ukuba ukubuyiswa kwakhona sele kugqityiwe ngaphakathi kwefestile ekhoyo, ukuyenza ngokukhawuleza kunokushiya ixesha lomjikelo lilonke lingatshintshwanga.
Kutheni isikrufu sijikeleza kodwa sirhoxa kancinane?
Jonga ukuba i-resin ifikelela kwisikrufu, nokuba uxinzelelo lwangasemva lutshintshile, kwaye nokuba isantya sokwenyani sesijivu sihambelana nomyalelo. Ukudityaniswa kokutya, ukungaguquguquki, iimeko zenkqubo kunye namalungu agugileyo angamasebe anokuphanda. Ukujikeleza kukodwa akubonakalisi ukuba isikrufu sihambisa imathiriyeli eyaneleyo.
Ngaba ndingayandisa i-RPM ukulungisa ukubuyiswa okucothayo?
Kuphela emva kokujonga ukutyisa, isantya sangempela, uxinzelelo lwangasemva kunye nemida yokucubungula i-resin. Gweba naluphi na utshintsho ngomgangatho wokunyibilika, ubushushu bokwenyani benyibilika kunye nokuphinda-phinda kunye nexesha lokubuyisela. Musa ukusebenzisa isantya esingaphezulu ukufihla isondlo esingasonjululwanga okanye ingxaki yokunxiba.
Ngaba iringi yokutshekisha evuzayo ingqina ukuba isikrufu sonke sinxitywe?
Hayi. Ukutywinwa kwekhonkco kunye nokuhanjiswa kwe-screw-barrel yimisebenzi eyahlukeneyo. Phanda umqamelo okanye umahluko wobunzima bokudubula kunye novavanyo lwevalvu yomenzi womatshini, kwaye usebenzise uhlolo lwe-dimensional ukuseka ukunxitywa kwesikrufu nomgqomo.
Yintoni uNanhaiya ayifunayo ukuze avavanye ukutshintshwa?
Thumela imodeli yomatshini, i-screw diameter kunye nomzobo, ibakala le-resin kunye ne-filler, iinkcukacha ze-regrind, iirekhodi zangempela zokubuyisela, isantya se-screw kunye ne-back-pressure setting, iirekhodi zeqondo lokushisa, kunye naziphi na imilinganiselo yokunxiba. Bandakanya umjikelo ofunekayo kunye neekhrayitheriya zomgangatho ukuze ukutshintshwa kunomsebenzi ochaziweyo.
Qhubeka neIsitofu sokubumba umphanda jijwa umphanda, okanye uhlolisise iScrew tip kunye noluhlu lokutshekisha lokubuyisela umsesaneukuba ubungqina bukhomba kwindibano yangaphambili.
