Sei Single Plastic Screw Barrels Inovandudza Hunhu hwePlastiki Zvigadzirwa

Single Plastic Screw Barrel masisitimu anoendesa chaiyo kutonga pamusoro pekunyunguduka uye kusanganisa, izvo zvinotungamira kune zvakanyanya kuenderana zvigadzirwa zvepurasitiki. Inenge 45% yeKufuridza Screw Barrel Factoriesprefersingle screw barrelsnokuda kwekushanda kwavo. Mukugadzira mhepo,kuremara mitengo inogona kudzika kusvika ku90%. Vazhinji vagadziri vanosarudza iyoPVC pombi imwe screw barrelnokuda kwekuvimbika kwayo.

Single Plastic Screw Barrel Working Principles

Kunyunguduka uye Homogenization Mechanism

A single plastic screw barrelinoshandisa musanganiswa wemakanika uye ekupisa maitiro kunyungudusa nekusanganisa zvinhu zvepurasitiki. Iyo screw inotenderera mukati medhiramu, ichisundira epurasitiki pellets kumberi. Sezvo pellets inofamba, zviito zvakakosha zvakawanda zvinoitika:

• Mechanical shear uye kukweshana pakati pescrew flights nemadhiramu madziro zvinounza kupisa. Kupisa uku kunokwidza kupisa kwepurasitiki.
• Zvidzitiro zvekunze padhiramu zvinowedzera kupisa, kuve nechokwadi chekuti plastiki inonyungudika zvakaenzana.
• Thecompression zone mukati medhiramuinoderedza nzvimbo, iyo inowedzera zvose kudzvinyirira uye kupisa. Uku kushanduka zvishoma nezvishoma kunonyungudutsa iyo polima kubva pakasimba kuenda payakanyungudutswa zvizere.
• Siruuru inotenderera inosanganisa purasitiki yakanyungudutswa zvakakwana. Ichi chiitiko chekusanganisa chinova nechokwadi chekuti zvinhu zvacho zvinova homogeneous, zvine zvivakwa zvinowirirana mukati mese.
• Zviwedzere, senge colorants kana stabilizers, zvinogona kusanganiswa panguva ino. Iyo screw yekusanganisa chiito inobatsira kugovera izvi zvinowedzera zvakaenzana.
• Iyo metering zone pakupera kwe screw inochengetedza yakatsiga kudzvanywa uye kuyerera, kugadzirira zvinhu zvechikamu chinotevera chekugadzirisa.

Cherechedza: Kunyunguduka uye kusanganiswa kwakafanana kwakakosha pakugadzira zvigadzirwa zvepurasitiki zvine simba rakavimbika, ruvara, uye kupera kwepamusoro.

Material Conveyance uye Pressure Regulation

Iyo imwechete yepurasitiki screw barrel inoitawo basa rakakosha mukufambisa zvinhu kumberi uye kudzora kudzvanywa panguva yekugadziriswa. Mitemo yakawanda yemuviri inotungamira iyi nzira:

• Iyo screw nedhiramu zvinoshanda pamwechete kuendesa zvinhu zvepurasitiki pasi pekupisa kwakanyanya uye kumanikidzwa.
• Screw dhizaini maficha, senge kudzika kwechiteshi uye compression zones, kudzora kuwanda kwekumanikidza uye kusheedzera kushushikana kwezvinoitika.
• Kupisa kwakawanda kunodiwa pakunyunguduka kunobva mukukweshana sezvo sikururu inotenderera ichitarisana nepurasitiki. Kupisa uku kwakakosha kudarika kupisa kunobva mumabhari.
• Thefeed zone inoshanda senzvimbo yekutonhodza, apo zvidimbu zvepurasitiki zvinonamira padhiramu asi zvinotsvedza pamudzi wescuru. Ichi chiito chinobatsira kufambisa zvinhu mberi zvakanaka.
• Tight clearances pakati pe screw ne barrel inodzivirira kudzoka shure, kuve nechokwadi kuti zvinhu zvinofamba nenzira imwe.
• Kudzvanywa pascrew tip kunoratidza kuramba kubva kumudziyo wakadzika. Kuchengetedza kudzvanywa kwakakodzera kwakakosha pakusanganisa nekuchengetedza.
• Kutonhodza masisitimu, senge madhiramu akanyoroveswa nemvura, anobatsira kudzora tembiricha yescrew. Kudzora tembiricha uku kunonatsiridza mashandiro ekutakura zvinhu uye kunoita kuti kumanikidzwa kudzikame.
• Saizi uye chimiro chemapurasitiki granules, screw speed, uye groove dhizaini zvese zvinopesvedzera kuti yakawanda sei zvinhu zvinofamba nemubhori uye kuti kudzvanywa kunochinja sei panguva yekushanda.

Zano: Kudzora kwakaringana kwekumanikidza uye kutakura zvinhu kunobatsira kudzivirira kukanganisa uye kuona kuti chigadzirwa chega chega chepurasitiki chinosangana nemhando yepamusoro.

Yakakosha Dhizaini Zvimiro zveSingle Plastic Screw Barrel

Screw Geometry uye Compression Ratio

Screw geometryinomira sechinhu chakakosha mukuita kweSingle Plastic Screw Barrel. Mainjiniya vanogadzira sikururu ine kureba-kusvika-dhayamita (L/D) reshiyo, kudzika kwegorofu, nemakona ehelix kuti ienderane nemidziyo yemapurasitiki akasiyana. Aya maficha anokanganisa zvakananga kuti muchina unonyungudika sei, kusanganisa, uye kuendesa zvinhu.

• A yakakwira L/D reshiyo inowedzera siruu yehurefu hunoshanda. Izvi zvinobvumira nguva yakawanda yekupisa kugovera zvakaenzana, izvo zvinovandudza kunyunguduka uye plasticization. Nekudaro, kana chiyero chakanyanya kukwirisa, chinogona kusimudza mashandisiro emagetsi uye njodzi yemakina nyaya.
• Kune mapurasitiki anonzwa kupisa sePVC, ipfupi L/D reshiyo inodzivirira kupisa kwemafuta. Mapurasitiki anoda tembiricha yakakwira uye madhindindi anobatsirikana kubva kune akareba screws.
• Iyo yekumanikidza reshiyo, iyo inofanidza huwandu hwechikamu chekudya kune chikamu che metering, inokanganisa kuti mapurasitiki akasimba sei uye anonyungudika. Iyo yepamusoro yekumanikidza reshiyo inowedzera kusanganisa kufanana uye kusimba kwepurasitiki. Kana yakanyanyokwirisa, inogona kukonzera kunyungudika kusina kukwana kana kushandiswa kwesimba kwakanyanya.
• Groove kudzika kunoshanduka pamwe chete nesiruu. Mamiriro akadzika muchikamu chekudya anobatsira kufambisa zvinhu kumberi, nepo mitsetse isina kudzika muchikamu chemita inowedzera kuveura uye inovandudza kusanganisa.
• Iyo helix angle inokanganisa kuti ipurasitiki inonyungudika nekukurumidza uye kuti yakawanda sei iyo screw inogona kugadzirisa. Mainjiniya vanosarudza yakaringana kona zvichienderana nechimiro chepurasitiki, senge hupfu kana granules.
• Clearance pakati screw uye barrel inofanira kuramba yakasimba. Kunyanya kucheneswa kunotungamirira kumusana uye kupisa, izvo zvinogona kuderedzachigadzirwa chemhando.

Yakakodzera screw geometry uye compression reshiyo inogonesa kunyunguduka kwakanaka, kusanganisa kwakaringana, uye kugadzikana kwakatsiga, izvo zvese zvakakosha pakugadzira emhando yepamusoro zvigadzirwa zvepurasitiki.

Bharel Material Sarudzo uye Surface Kurapwa

Sarudzo yemidziyo yedhiramu uye kurapwa kwayo kwepamusoro inoita basa rakakura mukusimba uye kuita kweSingle Plastic Screw Barrel. Vagadziri vanowanzo shandisa simbi yakasimba-yakasimba, simbi isina simbi, kana macomposites epamusoro kuti akwanise kukurira tembiricha yakakwira uye kumanikidzwa kwekugadzirwa kwepurasitiki.

• Simbi dzakasiyana, dzinosanganisira 38CrMoAL uye 40Cr, dzinopa kupfeka kwakanakisa uye kusagadzikana kwekuora. Izvi zvinhu zvinobata kushushikana kwe-high-speed kutenderera uye centrifugal forces.
• Kurapa kwepamusoro senge nitriding (Melonite), chrome lining, uye phosphate coatings inowedzera hupenyu hwebhodhoro. Nitriding inoparadzira nitrogen musimbi, ichigadzira nzvimbo yakaoma, isingaite ngura. Chrome lining inowedzera imwe nhanho yekudzivirira uye inovandudza kuchenesa.
• Stainless simbi mbiya inopa yakasikwa ngura kuramba uye kuchengetedza kururama nekufamba kwenguva. Zvisinei, vachiri kuda kugadziriswa nguva dzose kudzivirira kupfeka.
• Vamwe vagadziri vanoisa machira eceramic-akavakirwa seCerakote yekuwedzera kupisa uye kupfeka kuramba. Aya machira anobvumirawo kugadzirisa kwemavara.
• Kune madhiramu ealuminium, anodizing inowedzera kusimba kwepamusoro uye kuramba kwekuora, kunyangwe maitiro aya akajairika mumashandisirwo ane hunyanzvi.

Iko kusanganisa kwakaringana kwezvinhu uye kurapwa kwepamusoro kunoita kuti dhiramu rirambe kupfeka, ngura, uye deformation, kuchengetedza inowirirana mhando yechigadzirwa uye kuderedza nguva.

Tembiricha Kudzora uye Heating Zones

Kunyatso kudzora tembiricha kwakakosha kune Single Plastic Screw Barrel kuti ichengetedze yakakwana yekugadzirisa mamiriro. Vagadziri vanogovanisa dhiramu munzvimbo dzakawanda dzekudziya, imwe neimwe ine yakazvimirira yekudzora. Iyi dhizaini inobvumira yakanyatso-tuned tembiricha kutonga pamwe nehurefu hwese hwebhari.

• Masisitimu epamberi anoshandisa PID controller, cascade control, uye kunyange kufanotaura algorithms kuchengetedza nzvimbo yega yega patembiricha yaunoda.
• Sensors inotarisisa tembiricha yekunyungudika munguva chaiyo. Iyo sisitimu inogadzirisa heater simba kana screw speed kuchengetedza kugadzikana.
• Multi-zone kupisainodzivirira kupisa kana kutonhora nzvimbo, izvo zvinogona kukonzera kusaenzana kunyunguduka kana kukanganisa muchigadzirwa chekupedzisira.
• Mune zvimwe zviitiko, zvinhu zvekuchinja-chikamu zvinobatsira kutora kana kuburitsa kupisa, zvichiwedzera kudzikamisa tembiricha munzvimbo imwe neimwe.
• Yakakodzera kuyerera kwemhepo manejimendi uye recirculation mafeni anovandudza tembiricha kufanana, sezvinoonekwa mune yepamusoro-inoshanda maoveni maindasitiri uye extruder.
• Zonal kupisahaingonatsiridza kunaka kwechigadzirwa chete asiwo inowedzera kushanda kwesimba uye kukurumidza kwekugadzira.

Tembiricha inopindirana munzvimbo dzese inoita kuti purasitiki inyunguduke zvakaenzana, inyatso kusanganiswa, uye inoyerera zvakanaka, zvichikonzera zvigadzirwa zvine simba repamusoro remuchina uye kupera kwepasi.

Process Optimization neSingle Plastic Screw Barrel

Kunyatsonyunguduka uye Kusanganisa Kudzora

Maitiro ekugadzirisa anotanga nekunyatso kutonga pamusoro pekunyunguduka uye kusanganisa. Mainjiniya anodhiza masiruru ane nzvimbo dzakashongedzerwa - chikafu, kudzvanya, uye metering - kutungamira mapurasitiki padanho rega rega. Ichi chimiro chinovimbisa kuti polymer inopfava zvishoma nezvishoma uye inosanganiswa zvakakwana. Yakagadzirirwa screw maficha, senge zvipingamupinyi zvikamu uye zvinoparadzira musanganiswa, inovandudza kunyungudika uye kurongeka kwefiber. Izvi zvinosimudzira zvinotungamira kuhurema hushoma uye kuderera kwezvirasha mitengo. Mune imwe nyaya yemaindasitiri, kambani yakawedzera dhizaini ne23% uye yakadzikisa zvimedu ne15% mushure mekugadzirisa screw dhizaini nekudzora maitiro.

Kudzora-kudzora mhinduro masisitimu anoita basa guru. Ivo vanogadzirisa screw kumhanya kuti varambe vakatsiga kudzvanywa, izvo zvinoderedza kubuda kwekuchinja. Miedzo yakaratidza kuderedzwa kwe20-40% mukusiyana kwekumanikidza, zvichiita kuti kuwedzere kuenderana kunyunguduka kuyerera uye kuomesa maitiro ekushivirira.Real-time tembiricha monitoringuye masisitimu ekudziya epamberi anochengeta dhiramu yega yega patembiricha yakakodzera. Iyi nzira inobvisa nzvimbo dzinopisa kana kutonhora, kuve nechokwadi chekunyunguduka kweyunifomu uye kuderedza kusiyanisa kwechigadzirwa.

Ongorora: Musanganiswa wakafanana uye wakatsiga kudzvanya kunobatsira vagadziri kuti vakwanise kuwana inowirirana mhando yechigadzirwa, kunyangwe mukugadzirwa kwehuwandu.

Kuderedza Kuparara Kwezvinhu uye Kukanganisa

Kuderedza kusvibiswa kwezvinhu uye kukanganisa kunoda kungwarira screw uye dhizaini dhizaini. Mainjiniya anowedzera dhiraidhi yendege yema screws kuti abvise nzvimbo dzakamira dzinoyerera, izvo zvinogona kukonzera kuparara kweresin. Optimized screw geometry uye shanduko yakatsetseka inodzivirira plastiki kubva kunamira kana kupisa. Somuenzaniso, thePE PP jekiseni rekuumba screw barrelinoshandisa hunyanzvi hwekusanganisa zvikamu kukurudzira kunyungudika kwakafanana, izvo zvinoderedza nzvimbo dzinotonhora uye zvinhu zvisina kunyungudika.

Mafekitari anoshuma magadzirirwo anokurumidza ekugadzira uye zvikamu zvishoma zvakarambwa mushure mekuita kuvandudzwa uku. Zvirinani weld mitsetse uye mamwe mayunifomu shrinkage zvakare inobatsira kune yakakwira chigadzirwa mhando. Yepamberi tembiricha uye kudzvanywa kudzora masisitimu anochengetedza akanakisa ekugadzirisa mamiriro, achiwedzera kuderedza kuparara kwezvinhu panguva yekuumbwa. Kugara uchigadzirisa uye kudzidziswa kwevashandisi inova nechokwadi chekuti Single Plastic Screw Barrel inoramba ichiunza yakavimbika, isina hurema.

Hunhu Hunobatsira hweSingle Plastic Screw Barrel Pamusoro pedzimwe nzira

Single vs. Twin Screw Barrel Performance

Vagadziri vanowanzo enzanisa imwe uye mapatya screw barrels kuti vaone iyo yakanyanya kukwana yezvavanoda zvekugadzira. Iyo imwechete screw dhizaini inopa chimiro chakareruka, zvichiita kuti zvive nyore kushanda nekuchengetedza. Vashandi vanogona kukurumidza kudzidza maitiro, izvo zvinoderedza nguva yekudzidzira uye mari. Kusiyana neizvi, mapatya screw barrels anoda vane hunyanzvi maoperator nekuda kwekuoma kwavo intermeshing screws.

Single screw barrels inoburitsa yakatsiga kudzvanywa, iyo inobatsira kuchengetedza inowirirana zvigadzirwa zviyero. Ivo zvakare vane yakaderera yekutanga uye yekugadziridza mitengo, ichiita kuti ive yakanakira zvinhu zvakajairwa sePE, PP, uye PVC pellets. Twin screw barrels anokunda mukusanganisa uye kudzora tembiricha, kunyanya kumapurasitiki akaoma kana akadzokororwa, asi huya nemitengo yakakwira uye zvinodiwa pakugadzirisa.

Ongorora: Kune akawanda akajairwa maapplication, iyo imwe screw dhizaini inopa yakavimbika kuita uye mari yekuchengetedza.

Application-Yakananga Quality Benefits

Iyo Single Plastic Screw Barrel inomira kunze mumashandisirwo uko kupusa uye kuenderana kunobuda kunonyanya kukosha.Pombi extrusion, kugadzirwa kwemashizha, uye kugadzirwa kweprofile kunowanzo shandisa iyi dhizaini yayostable throughputuye inodzorwa kunyungudika tembiricha. Vashandi vanobatsirwa nekushanda kwakanaka kwekushisa, izvo zvinoita kuti yunifomu inyunguduke uye inoderedza dambudziko rekuremara.

• Chikamu chekudya chinopa kuyerera kwakadzikama kwezvinhu.
• Chikamu chinonyunguduka chinobvisa mhepo yakavharirwa uye inogadzira musanganiswa unowirirana.
• Chikamu che metering chinochengetedza nguva dzose kudzvinyirira uye kubuda.

Aya maficha anotsigira mhedzisiro yemhando yepamusoro muzvigadzirwa zvakaitaPVC mapaipi, PET mapepa, uye ABS profiles. Iyo dhizaini inobvumirawo kugadzirisa kuri nyore uye nekukurumidza kuchinja kwezvinhu, izvo zvinowedzera kubereka. Vagadziri vanosarudza single screw barrels yekugona kwavo kubata akasiyana mapolymers, anosanganisira engineering mapurasitiki uye bioplastics, pasina kuomarara kwemapatya screw masisitimu.

Chaiyo-Yepasirese Hunhu Kunatsiridza Kushandisa Imwe Plastic Screw Barrel

Injection Molding Consistency Case Study

Imwe inotungamira mapurasitiki anogadzira akakwidziridza ayojekiseni kuumba mutsetseine advanced screw uye barrel tekinoroji. Chikwata chakatarisana nekugadzirisa screw geometry uye kushandisa nitrided simbi yedhiramu. Shanduko idzi dzakavandudza kunyungudika homogeneity uye kudzikamisa tembiricha yekunyungudika. Maoperator akacherekedza kukanganisa kushoma, sekunyungudika kusina kukwana uye mavara. Iyo nyowani yekuseta zvakare yakadzora nguva yekudzikira nekuti dhiramu rinopfeka rakagara kwenguva refu pakati pemagadzirirwo ekugadzirisa.

Kunatsiridza kukuru kwaisanganisira:

• Consistent melt flow, iyo yakatungamirira kune yunifomu yechigadzirwa zviyero.
• Kubvisa zvikanganiso zvakajairika, kusanganisira kusaenzana kusanganisa uye kusawirirana kwedimensional.
• Inokurumidza kuchinja kwemavara uye shanduko yezvinhu, izvo zvakawedzera kushanduka kwekugadzira.

Vashandi vakashuma kuwedzera kwe20% mukubudirira kwekugadzira uye kudonha kunooneka kwezvikamu zvakarambwa. Iyo British Plastics Federation inosimbisa kukosha kweiyo screw uye dhizaini dhizaini yekuunza yunifomu inonyungudika uye kudzivirira kusagadzikana.

Yakanatsiridzwa Yepamusoro Pedzi muExtrusion Nyaya Yekudzidza

Mune polypropylene extrusion nzvimbo, mainjiniya akagadzirisa tembiricha yebhari, screw speed, uye kunyunguduka viscosity kuvandudza filament mhando. Vakashandisa zviverengero zvimiro kufanotaura zvigadziriso zvakakwana. Chikwata chakachengeta tembiricha yedhiramu iri pakati pe160-180 °C uye yakadzora screw kumhanya panguva yekuedzwa. Izvi zvinogadziriswa zvakadzikamisa kunyungudika kuyerera uye yakagadziridzwa filament dhayamita kudzora.

Process optimization yakadzivirira kukanganisa senge ovality uye kusawirirana dhayamita. Mhedzisiro yacho yaive yakapfava pamusoro pekupedzisira uye yepamusoro-mhando extruded zvigadzirwa.

Vagadziri vanowana emhando yepamusoro yechigadzirwa uye kuvimbika nemagadzirirwo epamberi screw barrel.

• Kupfeka-resistant linings uye optimized geometry inoderedza kuremara uye zvimedu, kuderedza tsvina mukugadzira.
• Zvishandiso zvakavandudzwa uye otomatiki zvinowedzera kusimba uye kushanda zvakanaka, zvichitsigira nekukurumidza, kunoenderana kuburitsa mumaindasitiri.

FAQ

Chii chinonyanya kukosha chepurasitiki imwe screw barrel?

Single epurasitiki screw barrelsipai kutonga kwakanyatso kunyunguduka nekusanganisa. Izvi zvinotungamira kune kuenderana kwechigadzirwa mhando uye kushoma kukanganisa mukugadzirwa kwepurasitiki.

Ko mbiya inobata sei kunaka kwechigadzirwa?

Bharel zvinhuzvinokanganisa kupfeka kusagadzikana uye kutamisa kupisa. Zvigadzirwa zvemhando yepamusoro, senge nitrided simbi, inowedzera hupenyu hwemidziyo uye kuchengetedza yakagadzikana yekugadzirisa mamiriro.

Ko imwe purasitiki screw barrels inogona kubata akasiyana marudzi emapurasitiki?

• Ehe, imwe epurasitiki screw barrels inogadzira akasiyana mapolymers.
• Ivo vanoshanda nePE, PP, PVC, ABS, uye akawanda einjiniya mapurasitiki.