Nekuda kwezvinhu zvakaderera zvinokuvadza zvakaita sedota, nitrogen, uye sarufa mubiomass zvichienzaniswa neiyo mineral energy, ine hunhu hwekuchengetera hombe, yakanaka kabhoni kuita, kubatidza kuri nyore, uye yakakwirira inoputika zvikamu.Naizvozvo, biomass isimba rakanyanya kunaka peturu uye yakanyatsokodzera kushandura kupisa uye kushandiswa.Dota rinosara mushure mekupiswa kwebiomass rine zvakawanda zvinovaka muviri zvinodiwa nezvirimwa zvakaita sephosphorus, calcium, potassium, nemagnesium, saka rinogona kushandiswa sefetireza yekudzokera kumunda.Tichifunga nezvehukuru hwezviwanikwa uye zvakasarudzika mabhenefiti ezve biomass simba, parizvino inoonekwa sesarudzo yakakosha yekuvandudzwa kwesimba renyika nenyika dzepasirese.National Development and Reform Commission yeChina yakataura zvakajeka mu "Implementation Plan for Comprehensive Utilization of Crop Utilization during 12th Five Year Plan" kuti huwandu hwemashandisirwo emashanga huchasvika 75% panosvika 2013, uye kuedza kudarika 80%. 2015.
Maitiro ekushandura simba rebiomass kuita simba remhando yepamusoro, rakachena, uye riri nyore rave dambudziko rekukasika kugadziriswa.Biomass densification tekinoroji ndiyo imwe yenzira dzinoshanda dzekuvandudza kushanda kwebiomass simba rekupisa uye kufambisa kufambisa.Parizvino, kune marudzi mana akajairwa emidziyo yakaomeswa yekugadzira mumisika yepamba nekunze: spiral extrusion particle muchina, piston stamping particle muchina, flat mold particle muchina, uye mhete mold particle muchina.Pakati pavo, iyo ring mold pellet muchina unoshandiswa zvakanyanya nekuda kwehunhu hwayo senge kusada kudziyisa panguva yekushanda, zvakakura zvinodiwa zvehunyoro hunyoro hwemukati (10% kusvika 30%), hombe yemuchina mumwe kubuda, yakakwirira compression density, uye yakanaka. kugadzira mhedzisiro.Nekudaro, idzi mhando dzemakina epellet dzinowanzo kuve nezvakashata senge nyore kupfeka mold, hupenyu hupfupi hwesevhisi, mutengo wakakura wekugadzirisa, uye kutsiva kusingaite.Mukupindura zvikanganiso zviri pamusoro zvemuchina wering mold pellet, munyori akagadzira dhizaini nyowani yekuvandudza pane chimiro chekugadzira mold, uye akagadzira seti yemhando yekugadzira mold ine hupenyu hurefu hwesevhisi, mutengo wakaderera wekugadzirisa, uye kugadzirisa kuri nyore.Zvichakadaro, chinyorwa ichi chakaita mechanical ongororo yekugadzira mold panguva yekushanda kwayo.
1. Kuvandudza Dhizaini yeKugadzira Mold Structure yeRing Mold Granulator
1.1 Nhanganyaya kune Extrusion Kugadzira Maitiro:Iyo mhete inofa pellet muchina inogona kukamurwa kuita mhando mbiri: yakatwasuka uye yakatwasuka, zvichienderana nenzvimbo yeinofa mhete;Zvinoenderana nechimiro chekufamba, inogona kupatsanurwa kuita maviri akasiyana mafomu ekufamba: inoshanda yekutsikirira roller ine yakagadziriswa mhete mold uye inoshanda yekudzvanya roller ine inofambiswa mhete mold.Iyi dhizaini yakagadziridzwa inonyanya kunangwa kune iyo ring mold particle muchina ine inoshanda yekumanikidza roller uye yakagadziriswa ring mold seyo inofamba fomu.Iyo inonyanya kuve nezvikamu zviviri: nzira yekufambisa uye ring mold particle mechanism.Iyo ring mold uye pressure roller ndizvo zviviri zvakakosha zvemuchina wemhete mold pellet, ine akawanda ekugadzira maburi akagoverwa kutenderedza mhete mold, uye yekumanikidza roller inoiswa mukati memhete mold.Iyo yekumanikidza roller yakabatana kune yekutenderera spindle, uye iyo mhete mold yakaiswa pane yakagadziriswa bracket.Kana iyo spindle ichitenderera, inomhanyisa roller yekumanikidza kuti itenderere.Kushanda musimboti: Chekutanga, nzira yekufambisa inotakura yakapwanyika biomass zvinhu mune imwe particle size (3-5mm) ichipinda mukamuri yekumanikidza.Zvadaro, mota inotyaira shaft huru kutyaira iyo yekumanikidza roller kuti itenderere, uye iyo yekumanikidza roller inofamba ichimhanya inoramba ichimhanya kuti iparadzire zvakaenzana zvinhu pakati pekumanikidza roller nemhete mold, zvichiita kuti ring mold isimbise uye kukweshana nezvinhu. , iyo yekumanikidza roller ine zvinhu, uye zvinhu zvine zvinhu.Munguva yekudzvanya friction, cellulose uye hemicellulose muzvinhu zvinosangana pamwe chete.Panguva imwe cheteyo, kupisa kunoitwa nekudzvanya friction kunopfavisa lignin kuita bhainda rechisikigo, izvo zvinoita kuti cellulose, hemicellulose, uye zvimwe zvikamu zvibatane zvakasimba.Nekuenderera mberi nekuzadzwa kwezvinhu zvebiomass, huwandu hwezvinhu zvakatsikirirwa uye kukweshana mumakomba ekugadzira mold hunoramba huchiwedzera.Panguva imwecheteyo, simba rekusvina pakati pebiomass rinoramba richiwedzera, uye rinoramba richiwedzera uye rinoita mugomba rekuumba.Kana iyo extrusion pressure yakakura kudarika friction force, iyo biomass irikuchururuka nguva nenguva kubva kumakomba ekuumbira akatenderedza mold yemhete, ichigadzira biomass yekuumba mafuta ine molding density inosvika 1g/Cm3.
1.2 Kupfeka Kwekugadzira Molds:Muchina mumwechete unobuda wepellet muchina wakakura, une mwero wakanyanya we otomatiki uye wakasimba kuchinjika kune zvigadzirwa.Inogona kushandiswa zvakanyanya kugadzira zvakasiyana-siyana biomass mbishi zvinhu, yakakodzera kugadzirwa kwakakura kwebiomass dense yekugadzira mafuta, uye kusangana nezvinodiwa zvekusimudzira biomass dense kugadzira indasitiri yemafuta mune ramangwana.Naizvozvo, iyo ring mold pellet muchina unoshandiswa zvakanyanya.Nekuda kwekugona kuvepo kwejecha diki uye kumwe kusvibiswa kusiri kwebiomass mune yakagadziriswa biomass zvinhu, zvine mukana mukuru wekukonzeresa kusakara uye kubvaruka pamushini wepellet mold.Hupenyu hwesevhisi yemhete mold inoverengerwa zvichienderana nekugona kwekugadzira.Parizvino, hupenyu hwesevhisi yemhete mold muChina ndeye 100-1000t chete.
Kukundikana kwechindori chemhete kunonyanya kuitika muzviitiko zvina zvinotevera: ① Mushure mokunge mold yemhete ichishanda kwenguva yakati, rusvingo rwemukati rwegomba rekugadzira mold rinopfeka uye kuvhara kunowedzera, zvichiita kuti kushanduka kukuru kwemafuta akaumbwa anogadzirwa;② Nzvimbo yekudyisa yegomba rekugadzira kufa kwegomba remhete yakasakara, zvichikonzera kudzikira kwehuwandu hwezvinhu zvebiomass zvakatsikirirwa mugomba rekufa, kuderera kwekumanikidzwa kweextrusion, uye kuvharika kuri nyore kwegomba rekugadzira kufa, zvichitungamira kukanganisa kwemhete mold (Mufananidzo 2);③ Mushure memukati wemadziro emidziyo uye inoderedza zvakanyanya kuwanda kwekubuda (Mufananidzo 3);
④ Mushure mekupfekwa kwegomba remukati remhete mold, ukobvu hwemadziro pakati pezvimedu zviri padyo L inova mutete, zvichikonzera kudzikira kwesimba rechimiro chemhete mold.Kutsemuka kunowanzoitika muchikamu chine ngozi, uye sezvo kuputika kuri kuramba kuchiwedzera, chiitiko chekuputsika kwemhete kunoitika.Chikonzero chikuru chekupfeka nyore uye hupenyu hupfupi hwebasa remushonga wemhete ndiyo isinganzwisisike chimiro chekugadzira mhete mold (iyo ring mold inosanganiswa nekugadzira mold maburi).Iyo yakasanganiswa dhizaini yeaya maviri inotarisana nemhedzisiro yakadai: dzimwe nguva kana mashoma ekugadzira mold maburi emhete mold asakara uye asingagone kushanda, iyo yose mhete mold inoda kutsiviwa, izvo zvisingangounze kusagadzikana kune yekutsiva basa, asiwo inokonzera kukanganisa kukuru kwehupfumi uye inowedzera mari yekugadzirisa.
1.3 Mamiriro Ekuvandudza Dhizaini Yekugadzira MoldKuti uwedzere hupenyu hwesevhisi yemhete mold yemuchina wepellet, kuderedza kupera, kufambisa kutsiva, uye kuderedza mari yekugadzirisa, zvinodikanwa kuita dhizaini nyowani yekuvandudza pane chimiro chemhete mold.Iyo yakamisikidzwa mold mold yakashandiswa mukugadzira, uye yakagadziridzwa yekumisikidza kamuri yekumisikidza inoratidzwa muMufananidzo 4. Mufananidzo 5 unoratidza kuchinjika-chikamu chekuona kwakagadziridzwa mold mold.
Iyi dhizaini yakagadziridzwa inonyanya kunangwa kune iyo ring mold particle machine ine inofamba fomu yeanoshanda pressure roller uye yakagadziriswa ring mold.Iyo yepasi mhete mold inogadziriswa pamuviri, uye maviri ekumanikidza rollers akabatanidzwa kune main shaft kuburikidza nekubatanidza ndiro.Iyo yekugadzira mold yakamisikidzwa pane yezasi ring mold (ichishandisa kupindira kwakakodzera), uye yekumusoro ring mold inogadziriswa pazasi mhete mold kuburikidza nemabhaudhi uye yakasungirirwa pane yekugadzira mold.Panguva imwecheteyo, kuitira kudzivirira kuumba mold kubva pakudzoka nekuda kwekumanikidzira mushure mokunge mhepo inoputika ichitenderera uye inofamba-radially pamwe chete nemhete yemhete, countersunk screws inoshandiswa kugadzirisa kuumba mold kune yepamusoro uye yakadzika ring molds maererano.Kuti uderedze kushorwa kwezvinhu zvinopinda mugomba uye kuita kuti zvive nyore kupinda mugomba rekuumbwa.Iyo conical angle yegomba rekudyisa yeyakagadzirwa kugadzira mold ndeye 60 ° kusvika 120 °.
Iyo yakagadziridzwa dhizaini yekugadzira mold ine hunhu hwekutenderera kwakawanda uye hupenyu hurefu hwebasa.Kana iyo particle muchina ukashanda kwenguva yakati rebei, kurasikirwa kwekukweshana kunoita kuti aperture yekuumba mold ikure uye kupfuudzwa.Kana iyo yakapfekwa yekugadzira mold yakabviswa uye yawedzerwa, inogona kushandiswa kugadzirwa kwezvimwe zvinongedzo zvekugadzira zvimedu.Izvi zvinogona kuwana kushandiswazve kwe mold uye kuchengetedza kuchengetedza uye kutsiva mari.
Kuti uwedzere hupenyu hwesevhisi yegranulator uye kuderedza mutengo wekugadzira, iyo yekumanikidza roller inotora yakakwira kabhoni yakakwira manganese simbi ine yakanaka kupfeka kuramba, senge 65Mn.Iyo yekuumba mold inofanirwa kugadzirwa nealloy carburized simbi kana yakaderera-carbon nickel chromium alloy, senge ine Cr, Mn, Ti, etc. Nekuda kwekuvandudzwa kwekamuri yekutsikirira, simba rekukwenya rinowanikwa nepamusoro uye pasi pemhete molds panguva. kushanda kudiki kana kuchienzaniswa nekuumba mold.Naizvozvo, yakajairwa kabhoni simbi, senge 45 simbi, inogona kushandiswa sechinhu cheiyo compression chamber.Kuenzaniswa neyechinyakare yakabatanidzwa kuumba mhete molds, inogona kuderedza kushandiswa kweanodhura alloy simbi, nekudaro ichidzikisa mutengo wekugadzira.
2. Mechanical analysis of the forming mold of the ring mold pellet machine panguva yekushanda kwekugadzira mold.
Munguva yekuumbwa kwekugadzira, iyo lignin muzvinyorwa yakanyoroveswa zvachose nekuda kweiyo yepamusoro-kudzvanywa uye yakakwirira-yekushisa nharaunda inogadzirwa mu mold mold.Kana iyo extrusion pressure isiri kuwedzera, zvinhu zvinopinda plasticization.Izvo zvinhu zvinoyerera zvakanaka mushure mepurasitiki, saka hurefu hunogona kusetwa kune d.Iyo yekuumba mold inoonekwa semudziyo wekumanikidza, uye kushushikana pamusoro pekugadzira mold kunorerutswa.
Kuburikidza nepamusoro pemakina ekuverenga kuongororwa, zvinogona kugumiswa kuti kuti uwane kudzvanywa pane chero nguva mukati mekugadzira mold, zvinodikanwa kuti uone kutenderera kunotenderera panguva iyoyo mukati mekugadzira mold.Zvadaro, simba rekupokana uye kumanikidza panzvimbo iyoyo kunogona kuverengerwa.
3. Mhedziso
Ichi chinyorwa chinopa hutsva hwekuvandudza dhizaini yekugadzira mold yemhete mold pelletizer.Iko kushandiswa kweakamisikidzwa kuumba mold kunogona kunyatso kudzikisa kupfeka mold, kuwedzera mold kutenderera hupenyu, kufambisa kutsiva uye kugadzirisa, uye kuderedza mutengo wekugadzira.Panguva imwecheteyo, mechanical analysis yakaitwa pamusoro pekugadzira mold panguva yekushanda kwayo, ichipa hwaro hwepfungwa hwekuwedzera tsvakurudzo mune ramangwana.
Nguva yekutumira: Feb-22-2024