Direct extrusion ke e 'ngoe ea litšekamelo tse ntseng li tsoela pele tsatheknoloji ea extrusion.Motheong oa ho sekaseka sebopeho sa co rotating twin screw extrusion bakeng sa ts'ebetso ea ho kopanya, lintlha tse ling tsa bohlokoa mabapi le lisebelisoa, mokhoa, le hlobo ea extrusion e tobileng e nang le co rotating twin screw extruder e teng.
Twin-screw extruder ke ts'ebetso e tsoelang pele e sebelisoang haholo ea polymer.Ho sa tsotellehe hore na e ka fetisoa ka ho toba, ke hore, ho sa tsotellehe hore na e ka phethoa ka nako e le 'ngoe, e ka aroloa ka lihlopha tse peli: co-directional rotation le hetero-directional rotation.Coaxial twin screw ka har'a motsoako le molding extrusion.E-ba le bokhoni bo matla ba ho kopanya, bo sebelisetsoang ho fetola, ho tlatsa, 1 ka ho toba le maemo a extrusion a polasetiki 'me a kopantsoe le tlhahiso ea maiketsetso ea li-alloys tse peli tse kopanyang ts'ebetso, tsamaiso ea extrusion hangata e amohela boemo ba modular direct extrusion e ka har'a thepa ke motheo. ea sebopeho sa ho kopanya ka botlalo, ka ho fapana ha synfuels fiasco tube component, motsoako oa screw element ho khotsofatsa extruder e ka haha khatello e lekaneng le botsitso ba phallo.Ho ea ka mokhoa o khethehileng oa ho kopanya oa ho tsamaisa, ho qhibiliha, ho kopanya, ho theola, homogenizing joalo-joalo, boemo ba co-directional twin-screw extruder e sebelisoang ho kopanya e qala ho hlahlojoa.
1.Non - lefahla la tataiso - screw e ka theha khatello e phahameng le phallo e tsitsitseng
Potoloho lebelo le phello ea hasana, haholo-holo sebelisoa bakeng sa lihlahisoa tse hlokang e nepahetseng karolo boholo bopa le extrusion, tse kang khoune-direction twin-screw sekorufu phahameng lekanyelitsoeng lebelo ka hlahisa phahameng sebopeho lefahla-screw extruder bakeng PVC profil molding le extrusion.Ha ho bapisoa le lebelo la ho kuta le khatello e kholoanyane ea ho kuta, ha lebelo la ho potoloha le phahame, sephetho se betere.The single-screw extruder e ka ikamahanya le sebaka se pharaletseng, empa litšoaneleho tsa eona tse fapaneng ha li ntle joalo ka phello ea ho kopanya e qhalakaneng.ka nako e ts'oanang, lebelo le phahameng la ho potoloha le fokolisa phallo e ntle ea sekoti sa mafahla e hlahelletseng, screw e le 'ngoe e sebelisoa haholo bakeng sa ho bopa extrusion, karolo e akaretsang ea screw, e le hore botsitso ba extrusion.
Moqapi o khethehileng ho latela mokhoa o khethehileng oa extrusion le sehlahisoa.
2.Molao-motheo oa moralo oa sebopeho sa screw element
Tšebelisong ea lihlahisoa tse khethehileng tsa tlhahiso ea lintho tse bonahalang li hloka ho kopanya granulation le molding extrusion mixing le tataiso e tšoanang ea screw element ea twin screw, haholo-holo ho ea ka "ho tloha ho hloekile" mehato e 'meli ea pele,' me haholo-holo ka tataiso e tšoanang ea sekoti sa mafahla. le sekoti se le seng ho qeta moralo, molao-motheo ona o etsa qeto ea hore sebaka sa longitudinal se tlameha ho buleha, e le hore li-screw tse peli li kene.Ka mor'a granulation ea habeli screw motsoako, lintho tse bonahalang tse pholileng ho mocheso kamoreng, 'me ho fapanyetsana lintho tse bonahalang etsahala pakeng tsa sekoti mekoallo e le' ngoe, joalokaha ho bontšitsoe setšoantšong 1 (a) .Kamora ts'ebetso e 'meli, hoa khonahala ho bula mocha oa phallo e pharalletseng ho lemoha keketseho ea tšebeliso ea li-screw slots tse haufi tsa screw e tšoanang, keketseho ea litšenyehelo tsa ho sebetsa, ho lelefatsa potoloho ea tlhahiso le phapanyetsano ea thepa.Ka lebaka leo, histori ea mocheso oa ho kopanya e ajoang e eketseha 'me ts'ebetso e fokotseha.ka tlhaho e lebisa bothateng: bokhoni, empa hape bo fokolisa phello e ntle ea phalliso.
Nako ea poso: Jul-18-2019