Maitiro ekupfupisa jekiseni rekuumba kutenderera muchina jekiseni rekuumba muchina?

Maitiro ekupfupisa jekiseni rekuumba kutenderera muchina jekiseni rekuumba muchina?

Munzanga yebhizimisi iri kuwedzera kukwikwidzana, kunatsiridza kugadzirwa kwakanaka inyaya inofanirwa kutariswa. Ichi chinyorwa chinotsanangura nzira dzakasiyana dzekuvandudza kutenderera kwejekiseni nekushandisa iripo kana ichangobva kugadzirwa china jekiseni kuumba michina kana zviumbu

Jekiseni kutenderera

The jekiseni kutenderera yemuchina wekugadzira hydraulically driven china jekiseni rekugadzira zvinoreva kutanga kwekusungirira kwe mold kune inotevera mold clamping.. Mold clamping kazhinji yakakamurwa kuita zvikamu zvina: fast mold clamping, slow mold clamping, low pressure mold protection uye high pressure mold clamping.

Jekiseni rinotanga mushure mekunge high-pressure clamping yapera, uye zvakare yakakamurwa kuita zvikamu zvakawanda. Plastiki yakanyungudutswa inozadza mhango panguva yejekiseni. Kana gomba razadzwa, kumanikidzwa kunokwira zvakanyanya, saka kupera kwejekiseni kunonziwo chikamu chekurongedza.

Apo kutonga kusina kukodzera, chigadzirwa chakapedzwa chichava neburrs.Kumanikidzwa kwekubata kunotanga mushure mokunge jekiseni yapera. Saizvozvo, kutonhora kunotanga mushure mekunge gomba razadzwa, ndizvo, inotangira kubva pakumanikidzwa kubata. Kana mold yatonhora, chigadzirwa chakapedzwa chinoderera pasi pechando.

Basa rekubata kumanikidza nderekupfuura nemumhanyi unotonhora usati wasimba, uye uzadze zvidziviriro zvakaumbwa ne shrinkage pakubata kwekubata kazhinji kuderera pane jekiseni pressure, kuitira kuti chigadzirwa chakapedzwa chizere (pasina dents) kana yaparadzwa.

Kana iyo inotonhora inomhanya inosimbiswa, hazvina zvazvinoreva kubata zvakare kumanikidza, uye dzvinyiriro yacho inogona kupedzwa. Kumanikidzwa kwekubata kunogona kugoverwa muzvikamu zvakawanda, uye kumanikidzwa kwekubata kwechikamu chimwe nechimwe kwakasiyana (kazhinji kuderera nhanho nhanho), iyo inoparadzaniswa nenguva. Iyo yakazara nguva yekubata inotarirwa nehuremu hwechigadzirwa chakapedzwa kana kusavapo kwemadenti pane chakapedzwa chigadzirwa. Gadzirisa kubva munguva pfupi yekubata, uye kuwedzera nguva yekubata jekiseni rega rega, kusvikira uremu hwechigadzirwa chakapedzwa hachichawedzeri kana dents zvinogamuchirwa, nguva yekubata haidi kuwedzerwa.

The “nguva yekutonhora” parameter yakaiswa pane yechina jekiseni rekugadzira muchina inguva yenguva kubva pakupera kwekumanikidza kubata kusvika pakuvhurwa kwe mold., asi kutonhora kunotanga apo mold cavity yakazadzwa nepurasitiki. Chinangwa che “nguva yekutonhora” kuita kuti chigadzirwa chapedzwa chirambe chichitonhorera nekusimba kuti chisakanganiswa nejekiseni kana chabaiwa.. Zvinofanira kutaurwa kuti “nguva yekutonhora” inotorwa kubva mukuyedza.

Clamping

Ichangobva kugadzirwa toggle-type yechina jekiseni rekugadzira michina yakagadzirazve mold clamping maseketi emafuta kuitira kuyedza kukwirisa mold clamping kumhanya.. Inokodzera kushandiswa pasi pechikonzero chekuti mold haisi pasi pepamusoro pesimba. ,

High pressure mold clamping

Iko kushandiswa kweiyo yakaderera clamping simba iyo inogona kudzivirira chigadzirwa chakapedzwa kubva kugadzira maburrs kunogona kupfupisa nguva inodiwa kune yakakwira-pressure clamping chikamu.. Uyezve, zvisungo zvisungo, toggles, uye ma templates e molds, china china majekiseni ekuumba michina, uye matemplate anozorebesawo hupenyu hwavo nekuda kwekushandisa yakaderera clamping simba.

Kana mold ine clamping force ye50t inokwana, hapana chikonzero chekushandisa clamping simba re51t, kunyangwe yako china china yekuumba jekiseni muchina ine yakakwira clamping simba.

jekiseni

Iyo yekumhanyisa jekiseni yepamusoro inogona kushandiswa kana chigadzirwa chapedzwa chikasaburitsa mabhuru kana mavara matema nekuda kwepurasitiki yakatsva.. Kunyanya kune gobvu-walled jekiseni molding, nzvimbo yakawanda yekuchengetedza mhepo mumhango ye mold yakazadzwa nepurasitiki yakanyungudutswa. Kumhanya kwakanyanyisa kwejekiseni kunodzivirira mweya uri mugomba kuti urege kuburitswa muforoma, zvichikonzera mabubbles.

Kushandisa yakaderera jekiseni kudzvanywa kunogona kudzikisa zvinoenderana inodiwa clamping simba (simba rekuwedzera), nepo uchishandisa yakaderera mbiya tembiricha inogona kupfupisa “nguva yekutonhora”.

Bata pressure

Iyo ipfupi yekubata nguva inogona kutariswa kubva pahuremu hwechigadzirwa chakapedzwa kana dent inogamuchirwa. Kune akawanda matete-walled zvigadzirwa zvisingade kubata kumanikidza, nekuti iyo yemukati yemukati yechigadzirwa chakapedzwa inosimbiswa pakarepo mushure mekunge jekiseni rapera.

Nguva yekutonhodza

Pane tsumo inoti: Iyo mold inonyanya kupisa kupisa. Ehe, mold inoramba ichibvisa kupisa kwekunyunguduka kuburikidza nemugero wemvura inotonhora, uye mold yakagadzirwa zvakanaka inogona kuvandudza kushanda kwekupisa kupisa. Zvisinei, kana zvichibvumirwa, kutonhora kwemvura yechando kunogona kupfupisa “nguva yekutonhora”. Kana mvura yechando ichitonhodzwa kuita mold condensation, iyo yakaoma mhepo inovhuvhuta uye yakavharwa mold clamping mudziyo inogona kuderedza dhigirii redova uye kudzivirira condensation..

Kana iyo plasticizing simba haina kukwana uye inova bhodhoro, mishonga inotevera inogona kuitwa panguva yekugadzira screw uye parameter kugadzirisa:

1. Barrier screw inogona kuwedzera plasticizing kugona.
2. Yakakura dhayamita (C) screw inogona kuwedzera plasticizing simba.
3. Kuwedzera groove kudzika kwe screw kunogona kuwedzera iyo plasticizing kugona.
4. Kuwedzera kumhanya kwe screw kunogona kuwedzera iyo plasticizing kugona (mamwe maplastic anonzwa kugerwa, zvakadai sePVC, PET, Nekuti iyo IC tray ine huremu huremu, haigone kushandisa nzira iyi).
5. Deredza kudzvinyirira kumashure zvakanyanya sezvinobvira, kana zvisina kudaro ichawedzera kukurumidza kweplasticizing.
6. Iyo hydraulic sealing nozzle inogamuchirwa, kuitira kuti jekiseni mold rigone kuiswa mupurasitiki pakuvhura nekuvhara jekiseni mold.
7. Iko kushandiswa kwe pre-plasticizer dhizaini inoita kuti screw iitwe plasticized panguva yekutenderera kunze kwekunge jekiseni uye kubata nguva..
8. Adopt pressure-holding device, kuitira kuti screw inogona kuve yepurasitiki muchikamu chekumanikidza-kubata.

Shandisa iyo yekumhanyisa yepamusoro kuvhura jekiseni mold pasina kubvarura chigadzirwa chakapedzwa uye kugadzira ruzha rwejekiseni rekuvhura kuvhura ruzha.. Mamwe majekiseni akaomarara china china jekiseni rekuumba machina ane decompression midziyo isati yavhurwa jekiseni mold, uye kunyange high-speed jekiseni mold kuvhura hakuzobudise ruzha. Kuti uwane chaiyo jekiseni mold yekumisa chinzvimbo pasi pepamusoro-kumhanya jekiseni mold kuvhurwa, brake valve kana kuvhara-loop control inogona kushandiswa.

Padiki jekiseni china china jekiseni rekuumba michina ine yakaderera ejection simba, pneumatic ejection inogona kushandiswa, iyo yakakwirira kudarika hydraulic ejection speed. Ejection yemagetsi inokurumidza kupfuura pneumatic ejection.

Iyo jekiseni mold inogona kugadzirwa kuti ibudiswe nejekiseni mold yekuvhura chiitiko pachinzvimbo cheiyo ejection mudziyo pane jekiseni china china jekiseni rekuumba muchina.. Iyi nzira inogona kubviswa kamwe chete. Iyi ndiyo nzira yakapusa yekuburitsa uchivhura jekiseni mold.

Kushandisa yakazvimirira mafuta dunhu, gasi redunhu kana redunhu control, inogona kuona basa rekuwanda ejection uchivhura jekiseni mold uchiburitsa. To

Yakashongedzerwa nevhidhiyo uye komputa michina, inogona kukurumidza kuongorora kana zvigadzirwa zvakapedzwa zvese zvakadonhedzwa mushure meiyo ejection imwe. Yechipiri ejection inoitwa kana isiri yese inodonhedzwa, saka 99% emadenderedzwa ari mumuenzaniso wepamusoro anoraswa kamwe chete, iyo inochengetedza avhareji yekutenderera nguva.

Retreat

Zvimwe zvigadzirwa zvakapedzwa zvinogona kuburitswa nekuzunguzika kwejekiseni china jekiseni rekuumba muchina weakawanda ejection. Iyo thimble haidi kudzoserwa zvizere nguva yega yega kuti ipfupise nguva yeakawanda ejection.

Iyo yekupedzisira ejection inogona kutanga panguva imwe chete nejekiseni mold clamping. Sezvo kurova kwe thimble kuri kupfupi pane iyo ye template, iyo thimble ichagara yakadzoserwa zvizere isati yavharwa jekiseni mold.

Nguva pfupi yekutenderera

Iyo ipfupi nguva yekutenderera ine nguva inodiwa yejekiseni mold clamping, jekiseni, kumanikidza kubata, kutonhora uye jekiseni mold kuvhura. Kudyisa kunoitwa panguva imwe chete panguva yekudya “nguva yekutonhora” uye jekiseni mold kuvhura nekuvhara, uye kunyangwe uchiramba uchimanikidza. Multiple ejection inoitwa panguva imwe chete apo jekiseni mold inovhurwa, uye ejection yekupedzisira inoitwa panguva imwechete iyo jekiseni mold yakavharwa. Mune ino kesi, kusvika kuzviito zvitatu zvinogona kuitwa panguva imwe chete, uye chiito chega chega chine yakazvimirira drive. Zvinogona kuti ese ari matatu maseketi emafuta (semapombi matatu emafuta), uye ose ari matatu matunhu (electric china china jekiseni rekuumba muchina) kana kusanganiswa kwemafuta emagetsi, mhepo nematunhu.

Magetsi china china majekiseni ekuumba michina kazhinji ane 4 servo motors kutyaira jekiseni kuumba, kudya, kuvhura, kuvhara nekudzikisa zvichiteerana. Chakanakira ndechekuti iyo parallel oparesheni inogona kupfupisa kutenderera. Saizvozvo, iyo hydraulic china china jekiseni rekugadzira muchina unogona zvakare kuzadzisa ichi chinangwa kana uchishandisa 3 matunhu emafuta akazvimirira. Naizvozvo, mukana uyu hausi patent yemagetsi china china jekiseni rekuumba michina.

Sezvo jekiseni risingagoni kuitwa kana mold yakavhurwa, iyo ina servo motors haigone kushanda panguva imwe chete. Kuongorora muFigure 10 inoratidza kuti zviito zvitatu zvinofambirana zvasvika panguva pfupisa.

Dry run time

Mazhinji china china china jekiseni rekugadzira muchina maratidziro anoratidza iyo yakaoma kumhanya nguva, asi kazhinji inongoverengerwa nguva yedzidziso, kusazvidza kukurumidza uye kuderedzwa kwe template, uye zvechokwadi kunaka kwekuumbwa kwekufamba hakuna kuverengwa, iyo ipfupi pane chaiyo mold kuvhura nekuvhara nguva. . Zvinoenderana nechiyero cheEuromap, iyo isina basa nguva yekumhanya ndiyo nguva inodiwa kuti template ivhure nekuvhara, uye shamhu yekuvhura nekuvhara yakaiswa pa 0.7 kanopeta nzvimbo ine makoramu mana. Muchikamu chipfupi, chete mold kuvhura uye kuvhara nguva (idle running time) uye nguva yejekiseni ine hukama nekugadzirwa kwechina china jekiseni rekuumba muchina.

Jekiseni remadziro rakatetepa

Thin-wall jekiseni molding inotsanangurwa semajekiseni ekuumba nekukora kwemadziro 0.5 mm kana zvishoma, kana nzira/madziro ukobvu reshiyo ye 300 kana kupfuura. Kuti udzivise purasitiki yakanyungudutswa kubva pakusimba isati yazadza mhango, thin-wall jekiseni molding iri high-speed (uye kukurumidza kukurumidza / kuderera) jekiseni kuumbwa. Iyo inonzi high-speed jekiseni molding inoreva kuti mberi kwekumhanya kwe screw iri pamusoro 300 mm/s. Pasi pe-high-speed injection molding, nguva jekiseni kazhinji mukati 0.5s. High-speed jekiseni inobatsirwa nema accumulators. Iyo pombi yemafuta inozadza accumulator panguva ye “nguva yekutonhora”, kana pombi diki yemafuta inogona kushandiswa kuzadza accumulator panguva dzisiri jekiseni uye kumanikidza kubata. Iyo yakachengetwa yakakwirira-yekumanikidza mafuta inoburitswa panguva yejekiseni, iyo inogona kazhinji kuwedzera kumhanya kwejekiseni ne 3 nguva.

Blow demoulding

Kana chigadzirwa chacho chinogona kugadzirwa nekuputika, zviri nyore kuvhuvhuta uchivhura mold. Kazhinji, kuvhuvhuta kwemhepo kunononoka mushure mekunge mold yavhurwa kuti ivanze nguva yekudzikisa munguva yekuvhura mold.

Pneumatic demolding

Pneumatic ejection inowanikwa pane diki china china jekiseni rekugadzira muchina unoda shoma ejection simba, kuitira kuti kuvhurika nekuvharwa kwe mold zvienderane ne ejection uye ejection, iyo inochengetedza inenge 1s ye ejector chiito nguva, iyo yakakosha padiki china china majekiseni ekuumba michina. , Uye pakupedzisira yakasvika nguva yekutenderera ye2s.

Chechipiri zvakanakisisa

Mutengo wechina china china jekiseni rekuumba muchina une matatu akazvimirira maseketi emafuta wakakwira. Maviri akafanana-action china china majekiseni ekuumba majekiseni anowanzo shandisa imwe dunhu reoiri yechishandiso chekusunga uye imwe dunhu remafuta kune jekiseni mudziyo.. Izvi zvakavakirwa pane kupatsanurwa kwese kwechina china majekiseni ekuumba michina.

Funga nezveoiri redunhu bhodhi reiyo clamping mudziyo uye oiri redunhu bhodhi reiyo jekiseni mudziyo.

Hybrid oiri-yemagetsi china china jekiseni rekugadzira muchina unobatanidza zvakanakira madhiraivha maviri, uye inofananidzwa nehungwaru. Iyo yakajairika dhizaini kudya kwemagetsi uye zvimwe zviito zve hydraulic pressure, senge FLYSE china jekiseni rekuumba muchina.

Jekiseni repombi kaviri

Iyo mbiri pombi dhizaini inoshandisa pombi imwe chete yemafuta panguva yejekiseni. Dunhu remafuta rinogona kuchinjwa zvishoma kuitira kuti mapombi maviri ashandiswe jekiseni, zvichiwedzera kumhanya kwejekiseni kusvika kaviri.

Hot mumhanyi mold

Mumhanyi anopisa anogona kupfupisa kutenderera munzira dzakawanda.

1. Kana iyo dhayamita yemumhanyi inotonhora yakakura kudarika kukora kwechigadzirwa chakapedzwa, iyo “nguva yekutonhora” ichafanira kumirira kuti mumhanyi atonhore kusvika kumwero wakati mold isati yavhurwa, asi chigadzirwa chakapedzwa chatotonhodzwa, kukonzera marara. Mumhanyi wekupisa mumhanyi mold haidi kutonhodzwa, uye chigadzirwa chakapedzwa chinotarisa nguva yekutonhora.

2. Kuwanda kwepurasitiki mumhanyi inotonhora chikamu chehuwandu hwepurasitiki yakapedzwa, kunyange kana ichirema kudarika chigadzirwa chakapedzwa, jekiseni uye nguva yekudya ichawedzerwa. Kushandiswa kweanopisa anomhanya molds kunochengetedza jekiseni uye nguva yekudya inodiwa kune anomhanya mapurasitiki.

3.Kune ma nozzles mune inotonhora mumhanyi, uye shamhu yekuvhura mold inofanira kuwedzerwa.

4. Mune multi-cavity jekiseni molding, mumhanyi anotonhora haavimbisi kuti chigadzirwa chakapedzwa chichawa here kana kuti kwete. Inoda kutorwa neruoko rwerobhoti (otomatiki kushanda) kana nemaoko (semi-otomatiki kushanda), uye kutenderera kuchaderedzwa.