Mekhoa ea ho hloekisa ea extruder ea polasetiki

Ntlha ea pele, khetha mochine o futhumatsang o nepahetseng

Ho tlosa polasetiki e behiloeng holim'a screw ka mollo kapa ho besoa ke mokhoa o tloaelehileng haholo le o sebetsang bakeng sa likarolo tsa polasetiki, empa lelakabe la acetylene ha lea lokela ho sebelisoa ho hloekisa screw.

Mokhoa o nepahetseng le o sebetsang: sebelisa blowtorch hang ka mor'a hore screw e sebelisoe ho hloekisa.Hobane screw e na le mocheso nakong ea ts'ebetso, phepelo ea mocheso ea screw e ntse e tšoana.

Mekhoa ea ho hloekisa ea extruder ea polasetiki (1)

Ea bobeli, khetha moemeli ea nepahetseng oa ho hloekisa

Ho na le mefuta e mengata ea li-screw cleaners (lisebelisoa tsa ho hloekisa) 'marakeng, tseo bongata ba tsona li theko e boima ebile li na le litlamorao tse fapaneng.Likhamphani tse sebetsanang le polasetiki li ka sebelisa li-resin tse fapaneng ho etsa lisebelisoa tsa ho hloekisa ho latela maemo a tsona a tlhahiso.

Mekhoa ea ho hloekisa ea extruder ea polasetiki (2)

Ntlha ea boraro, khetha mokhoa o nepahetseng oa ho hloekisa

Mohato oa pele oa ho hloekisa screw ke ho tima ho kenya letsoho ho fepa, ke hore, ho koala sekepe sa ho fepa ka tlase ho hopper;Ebe u fokotsa lebelo la screw ho 15-25r / min 'me u boloke lebelo lena ho fihlela ho phalla ho qhibiliha ka pele ho lefu ho emisa ho phalla.Mocheso oa libaka tsohle tsa ho futhumatsa tsa barrel o lokela ho behoa ho 200 ° C.Hang ha moqomo o fihla mocheso ona, ho hloekisa ho qala.

Ho ipapisitsoe le ts'ebetso ea extrusion (lefu le kanna la hloka ho tlosoa ho fokotsa kotsi ea khatello e feteletseng pheletsong e ka pele ea extruder), ho hloekisoa ho tlameha ho etsoa ke motho a le mong: opareitara e sheba lebelo la sekoti le torque ho tsoa phanele ea taolo, ha u ntse u shebile khatello ea extrusion ho netefatsa hore khatello ea tsamaiso ha e phahame haholo.Nakong ea ts'ebetso eohle, lebelo la screw le lokela ho bolokoa ka hare ho 20r / min.A dikopo le tlaase khatello ea shoa, u se ke ua tlosa die bakeng sa ho hloekisa pele.Ha extrusion e fetoloa ka ho feletseng ho tloha ho resin ea ho sebetsa ho ea ho resin ea ho hloekisa, lefu le emisoa le ho tlosoa, ebe screw e tsosolosoa (ka hare ho 10r / min) ho lumella resin ea ho hloekisa e setseng hore e phalle.

Mekhoa ea ho hloekisa ea extruder ea polasetiki (3)

Ea bone, khetha lisebelisoa tse nepahetseng tsa ho hloekisa

Lisebelisoa tse nepahetseng le lisebelisoa tsa ho hloekisa li lokela ho kenyelletsa: li-gloves tse thibelang mocheso, likhalase, li-scrapers tsa koporo, li-brushes tsa koporo, mesh ea terata ea koporo, acid ea stearic, li-drill tsa motlakase, li-barrel rulars, lesela la k'hothone.

Hang ha resin ea ho hloekisa e emisa ho tsoa, ​​screw e ka ntšoa sesebelisoa.Bakeng sa li-screw tse nang le sistimi e pholileng, tlosa mohala oa hose le khokahanyo ea swivel pele u qala sesebelisoa sa ho hula sekoti, se ka hokeloang lebokoseng la gear.Sebelisa sesebelisoa sa ho ntša screw ho sutumelletsa screw pele, ho pepesa boemo ba 4-5 screws bakeng sa ho hloekisa.

Resin ea ho hloekisa holim'a screw e ka hloekisoa ka koporo ea koporo le borashe ba koporo.Ka mor'a hore resin ea ho hloekisa holim'a screw e pepenene e hloekisoe, sesebelisoa se tla sutumelletsoa pele li-screw tse 4-5 ho sebelisa sesebelisoa sa ho ntša sekoti ebe se tsoela pele ho hloekisa.Sena se ile sa phetoa 'me qetellong boholo ba sekoti se ile sa ntšoa ka har'a moqomo.

Hang ha boholo ba resin e hloekisang e se e tlositsoe, fafatsa asiti ea stearic holim'a screw;Ebe u sebelisa mesh ea terata ea koporo ho tlosa masala a setseng, 'me ka mor'a hore sekoti kaofela se bentšitsoe ka mohala oa koporo, sebelisa lesela la k'hothone bakeng sa ho hlakola ho qetela.Haeba screw e hloka ho bolokoa, ho lokela ho tšeloa lera la mafura holim'a metsi ho thibela mafome.

Mekhoa ea ho hloekisa ea extruder ea polasetiki (4)

Ho hloekisa barrel ho bonolo haholo ho feta ho hloekisa screw, empa hape ke habohlokoa haholo.

1. Ha u lokisetsa ho hloekisa moqomo, mocheso oa molamu o boetse o behiloe ho 200 ° C;

2. Sekela borashe ba tšepe e chitja ho phaephe ea ho phunya le mochini oa motlakase ho lithulusi tsa ho hloekisa, ebe o thatela borashe ba tšepe ka letlooeng la terata ea koporo;

3. Pele o kenya sesebelisoa sa ho hloekisa ka har'a barrel, fafatsa acid e 'ngoe ea stearic ka har'a moqomo, kapa u fafatse asiti ea stearic holim'a letlooeng la terata ea koporo ea sesebelisoa sa ho hloekisa;

4. Ka mor'a hore mohala oa terata oa koporo o kene ka har'a barrel, qala mochine oa motlakase ho o potoloha, 'me ka maiketsetso o etse hore o tsamaee pele le morao ho fihlela mokhatlo ona oa pele le oa morao o fetoha o se nang khanyetso;

5. Ka mor'a hore lesela la terata la koporo le tlosoe ka har'a moqomo, sebelisa lesela la k'hothone ho hlakola ka morao le ka har'a moqomo ho tlosa resin leha e le efe ea ho hloekisa kapa masala a mafura a mafura;Ka mor'a ho hlakola tse joalo tse 'maloa ka morao-rao, ho hloekisoa ha moqomo ho felile.Sekoti se hloekisitsoeng hantle le barrel li se li loketse tlhahiso e latelang!

Mekhoa ea ho hloekisa ea extruder ea polasetiki (5)


Nako ea poso: Mar-16-2023