Ukukhetha ekuneneIsikruru esiSinye seMbhobho yoKwenzaibalulekile ekufumaneni iziphumo ezizezona zilungileyo kwiinkqubo zokwenziwa kwemveliso. Izinto eziphambili ezifana nokuhambelana kwezinto, umlinganiselo we-L / D, kunye nonyango oluphezulu luchaphazela ngokuthe ngqo ukusebenza kunye nokusebenza kakuhle. Izixhobo ezingahambelaniyo zinokubangela i-galling kwaye ziguge, ekugqibeleni zinciphise ukusebenza kakuhle kokunyibilika kunye nomgangatho wemveliso. Ke ngoko, abavelisi kufuneka babeke phambili ukhetho olufanelekileyo lwemathiriyeli ukukhulisa amandla abo emveliso, ngakumbi xa besebenzisa aVented Single Screw Extruder. Ukongeza, kwabo basebenza ngokukodwa ngePVC, iPVC Umbhobho Single Screw umphandakubalulekile ukuqinisekisa imveliso ekumgangatho ophezulu. Ngaphezu koko, iIsikruru esiNye Extruder seTubeizicelo kufuneka kwakhona zikhethwe ngononophelo ukuhlangabezana neemfuno ezithile zomgca wemveliso.
Iingqwalasela eziphambili zokuKhetha
Ukuhambelana kwezinto
Ukuhambelana kwezintoidlala indima ebalulekileyo ekusebenzeni kunye nokuphila ixesha elide lombhobho we-screw omnye. Ukukhetha izinto ezifanelekileyo kunokuchaphazela kakhulu ukunxiba kunye nobomi. Nazi iingongoma ezibalulekileyo ekufuneka uziqwalasele:
- Ukukhethwa kwezinto ngokungafanelekanga: Ukukhetha izinto ezingafanelekanga kunokukhokelela kumandla anganeleyo okusebenza, ekugqibeleni unciphise ixesha lokuphila kwe-screw kunye ne-barrel.
- Ubulukhuni boNyango loBushushu: Ukuba ukuqina konyango lokushisa kwendawo yokusebenza ayihambelani nemigangatho efunekayo, inokukhawulezisa ukunxiba.
- Izihluzi kwiMathiriyeli eyongezelelweyo: Ubukho beefayili, ezifana ne-calcium carbonate okanye i-fiber yeglasi, kunokunyusa ukunxiba kwi-screw kunye ne-barrel.
Iintlobo zokunxiba ezinokuthi zenzeke ziquka:
- Ukuqhawuka: Ibangelwa yi-fillers okanye i-resin's makeup.
- Impahla Eyonakalisayo: Isiphumo sezongezo kwi-resin.
- I-Adhesive Wear: Ivela kwingxabano egqithisileyo phakathi kombhobho kunye nesikrufu.
L/D Umlinganiselo
Umlinganiselo we-L/D, umlinganiselo wobude obusebenzayo be-screw ukuya kwidayamitha yaso, ibalulekile ekuphuculeni inkqubo ye-extrusion. Ukhetho lweUmlinganiselo we-L/Dinokuchaphazela ukuxuba, ukusebenza kakuhle kokunyibilika, kunye nomgangatho wemveliso ngokubanzi. Nantsi eminye yemibono:
| Uhlobo lwePolymer | Elona L/D ulungelelwaniso | Amanqaku |
|---|---|---|
| Polyurethane | 28 L/D (ye-L/D=40) | Linyusa ixesha lokuhlala kwindawo yokusabela |
| Polyurethane | I-16 L/D (ye-L/D=60) | Ilungiselelwe ukwenziwa kwemveliso |
| Ngokubanzi | 20-30 | Uluhlu oluqhelekileyo lwezinto ezahlukeneyo |
- Kwizinto ezingevayo kubushushu njengePVC, umlinganiselo omncinci we-L/D uyacetyiswa ukuthintela ukubola.
- Ubushushu obuphezulu kunye nezixhobo zoxinzelelo zixhamla kwimilinganiselo emikhulu ye-L / D.
- Iimfuno zomgangatho osezantsi, ezifana nokurisayikilisha, kunokusebenzisa umlinganiselo omncinci we-L/D.
- Izixhobo zeGranular zinokufuna umlinganiselo omncinci we-L / D ngenxa yeplastiki, ngelixa i-powders idinga umlinganiselo omkhulu.
Umlinganiselo ophezulu we-L/D udla ngokuba nesiphumoixesha elide lokuhlala, ukuphucula ukuxuba kunye nokunyibilika. Nangona kunjalo, umlinganiselo ophezulu kakhulu unokukhokelela ekwandeni kokusetyenziswa kwamandla kunye nokunxiba.
Unyango loMphezulu
Unyango lomphezulu luchaphazela kakhulu ukuqina kunye nokusebenza kombhobho we-screw omnye. Unyango olwahlukeneyo lunokomeleza ukunganyangeki komhlwa kunye nokunciphisa ukugcinwa rhoqo. Qwalasela ezi ndlela zilandelayo:
| Unyango loMphezulu | Inkcazo | Isiphumo sokuNxhathisa ukuRhakala |
|---|---|---|
| Intsimbi yeKhabhoni ePhakathi kunye neNtsimbi yeAlloy | Isetyenziselwa ukucima umphezulu, ukucwenga kwechromium | Yongeza ukuxhathisa umhlwa |
| Intsimbi yentsimbi, iNitrided Steel | Unyango lwe-nitriding yegesi | Ukuphucula ukunxiba kunye nokumelana nomhlwa |
| Ion Nitriding | Inkqubo ye-nitriding ephezulu | Ngaphezu koko kwandisa ukuxhathisa umhlwa |
| Ukutshiza ukutyabeka | Ukusetyenziswa kwe-alloys ekwazi ukunxiba | Uphuculo olubonakalayo ekuchaseni ukubola |
| I-Alloy Lining ekhethekileyo | Intsimbi okanye intsimbi ene-alloy lining | Ibonelela ngokumelana nomhlwa okuphezulu |
Unyango lomphezulu lukwachaphazela ukugcinwa rhoqo. Umzekelo:
| Ubuchwephesha boNyango olungaphezulu | Impembelelo kwiFriction | Impembelelo kuMsebenzi woLondolozo |
|---|---|---|
| Nitriding | Yehlisa ingxabano | Yehlisa ukugcinwa rhoqo |
| Electroplating | Yongeza ukuguda | Yehlisa iimfuno zolondolozo |
Ngokukhetha unyango olufanelekileyo lomphezulu, abavelisi banokuqinisekisa ukuba umbhobho wabo we-screw omnye wombhobho we-extrusion usebenza ngokufanelekileyo kwaye ufuna ukugcinwa okuncinci rhoqo.
Iimpembelelo kuMveliso ngokuFanelekileyo
Impembelelo kuMgangatho weZiphumo
Iuyilo lwe-screw barrel enye ichaphazela kakhulu umgangathoyemveliso kwiinkqubo extrusion. Izinto eziphambili ziquka ukuxuba, iplastiki, kunye nokunyibilika kwe-homogeneity. Umzekelo, ubunzulu be-screw groove buyahluka kumacandelo. Imijelo enzulu kwicandelo lokutyisa ikhulisa umthamo wokuhambisa kodwa inokukhokelela kumxube ongalinganiyo ukuba unzulu kakhulu. Ngokwahlukileyo, i-grooves enzulu kumacandelo atyhidiweyo kunye ne-homogenization yandisa izinga lokucheba, ukuphucula ukugqithiswa kobushushu kunye nokuxuba. Nangona kunjalo, ukuba le grooves ayinzulu kakhulu, inokunciphisa umthamo we-extrusion.
Umsantsa phakathi kwesikrufu kunye nomgqomo nawo udlala indima ebalulekileyo. Umsantsa omkhulu unokukhokelela ekuphumeni kunye nokufudumeza, okuchaphazela kakubi iplastiki. Ngaphezu koko, imilo yentloko ye-screw ichaphazela ukuhamba kwezinto, ichaphazela umngcipheko wokumisa kunye nokuchithwa kwe-thermal. Ngokubanzi, le miba yoyilo ngokudibeneyo imisela ukusebenza kakuhle kunye nomgangatho wenkqubo ye-extrusion. Abavelisi banokulindela ukuhambelana okuphuculweyo, ukusebenza kakuhle okuphuculweyo, kunye nezisombululo ezilungiselelwe xaukukhetha ibhere yesikrufu esilungileyoumbhobho we-extrusion.
Idatha yeenkcukacha-manani iyayixhasa le migqaliselo. Ukunyuselwa kumgangatho ophezulu wemibhobho yesikrufu enye kunokukhokelela ekuthotyweni kwe-90% kwiziphene ezinje ngemingxuma, ukomelezwa kokumelana nokukrazula, kunye nokuphucula ukunwebeka.Amaqondo obushushu aphezulu emgqomo anokuvelisa iifilimu ezincincingamandla okugqobhoza okongeziweyo, ngakumbi kumaqondo obushushu aphezulu. Olu phuculo lugxininisa ukubaluleka kokukhetha uyilo olufanelekileyo lombhobho ukufezekisa umgangatho ophezulu wemveliso.
Ukusetyenziswa kwamandla
Ukusetyenziswa kwamandla ngomnye umba obalulekileyo ophenjelelwa kuyilo lwemibhobho yesikrufu enye. Uyilo olusebenzayo lonyusa ukuhanjiswa kobushushu kunye nokusebenza kakuhle kokuxuba, okunokukhokelela ekongeni amandla okubalulekileyo. Umzekelo, izikrufu ezinde ezinomlinganiselo we-L/D we-30:1 okanye ngaphezulu ziphucula ukuhanjiswa kobushushu kunye nokuxutywa kwe-chear-induced. Nangona kunjalo, bafuna oomatshini abakhulu, abanokukhokelela ekulahlekeni okukhulu kwamandla.
Uyilo oludityanisiweyo lwe-screw kunye nomlinganiselo ophezulu woxinzelelo lunciphisa ixesha lokuhlala kunye nokwandisa ukuhanjiswa kobushushu, ukuphucula ukusebenza kakuhle kwamandla. Iingxelo zibonisa ukuba imigqomo yesikruru ephezulu enokusebenza kakuhle kakhuluukunciphisa ukusetyenziswa kwamandla ukuya kuthi ga kwi-30%xa kuthelekiswa neemodeli ezindala. Iindleko zombane ngenyanga zinokuhla nge-20%. Oku kuncitshiswa kokusetyenziswa kwamandla akuthobanga iindleko zokusebenza kuphela kodwa kukwanegalelo kwinkqubo yokwenziwa kwemveliso ezinzileyo.
IiMfuneko zoLondolozo
Ukugcinwa rhoqo kuchaphazela ngokuthe ngqo ixesha lokwenziwa kwemveliso. Ukugcinwa rhoqo kuthintela imiba emincinci ukuba inyuke ibe yingxaki enkulu, ngaloo ndlela inciphisa ixesha lokuphumla elingacwangciswanga. Ngo-2024, iipesenti ezingama-67 zeenkampani zokuvelisa zabika zisebenzisa ugcino lokuthintela ukujongana nokuncipha komatshini. Oku kuxhomekeka kugcino oluthe gqolo luqaqambisa ubume bayo obubalulekileyo ekusebenzeni kakuhle.
Ukugcinwa okugqithisileyo kunokukhokelela ekulibazisekeni kwemveliso kunye nokunyuka kweendleko. Ke ngoko, abavelisi kufuneka balinganise phakathi kokugcinwa okuyimfuneko kunye nokuqhubeka nokusebenza. Iibhareli ezikwizinga eliphezulu ze-screw, ezifana nezo zenzelwe umbhobho we-extrusion, zihlala zifuna ukulungiswa okuncinci ngenxa yokuqina kunye nokuthembeka. Oku kuthembeka kuhambelana nokuphazamiseka okumbalwa kokusebenza, okuvumela abavelisi ukuba bagcine amanqanaba emveliso.
| Ubungqina | Inkcazo |
|---|---|
| I-67% yeeNkampani zokuVelisa | Ngo-2024, i-67% yeenkampani zokuvelisa zisebenzisa ukugcinwa kokuthintela ukujongana nexesha lokunciphisa umatshini, ebonisa ukuthembela okuqinileyo ekugcinweni rhoqo ukunciphisa ixesha lokunciphisa. |
| 51% yeeNgcali zoLondolozo | I-51% yabasebenzi bezolondolozo bachaza ixesha lokunciphisa umatshini kunye nokuphuka njengomnye wemingeni yabo ephezulu, egxininisa ubume obubalulekileyo bokugcinwa rhoqo ekusebenzeni ngokufanelekileyo. |
| 20 Iziganeko zexesha lokuphumla | I-avareji ifasilithi yokuvelisa inengxaki ye-20 yeziganeko zexesha lokuphumla ngenyanga, igxininisa imfuneko yezicwangciso zokulondoloza ezisebenzayo ukunciphisa ezi zehlo. |
Ngokukhetha i-barrel ye-screw echanekileyo yombhobho we-extrusion, abavelisi banokuphucula ukusebenza kwabo kakuhle, ukuphucula umgangatho wemveliso, kunye nokunciphisa ukusetyenziswa kwamandla ngelixa benciphisa iimfuno zokulondoloza.
Ukuphonononga Iimfuno Zakho Ezikhethekileyo
Umthamo weMveliso
Xa ukhetha i-screw barrel enye yombhobho we-extrusion, abavelisi kufuneka baqwalaseleumthamo wemveliso. Ziliqela izinto ezinefuthe kwesi sigqibo:
| Umba | Inkcazo |
|---|---|
| I-Screw Diameter | Ichaphazela izinga lemveliso kunye nobuchule bokuqhuba; iidayamitha ezinkulu zinika imveliso ephezulu kodwa zinokufuna amandla amaninzi kwaye zingenise iindleko eziphezulu. |
| Ubungakanani beScrew-to-Diameter Retio | Imisela ixesha lokucubungula izinto kunye nokuxuba; umlinganiselo ophezulu uphucula ukuxubana kodwa unokunyusa ixesha lokucubungula kunye nokusetyenziswa kwamandla. |
| Ulawulo loBuqondo boMgqomo | Kubalulekile kumgangatho wemveliso ongaguqukiyo; ulawulo oluchanekileyo luchaphazela iipropati zokunyibilika kunye nokuhamba, ezifuna ukufudumeza okuphezulu kunye neenkqubo zokupholisa. |
| Amandla eMoto | Kufuneka yanele ukuqhuba isikrufu kwaye ukoyise ukuchasana kwezinto; qwalasela iimfuno zemveliso kunye nokusebenza kakuhle kwamandla. |
IiNkcazo zeMveliso
Iinkcukacha zemveliso zinefuthe kakhulu ekukhetheniuyilo lombhobho ojijwayo omnye. Ubude be-screw, ubukhulu, kunye noyilo jikelele kufuneka luhambelane nenjongo ejoliswe kuyo yenkqubo ye-extrusion. Ezi zinto zichaphazela ngokuthe ngqo iipropati ezibonakalayo zeepelisi eziveliswayo. Ukongeza, ukucwangciswa kwe-single-screw extruder kuvumela ulawulo lweeparamitha ezahlukeneyo, kubandakanya ubushushu, isantya se-screw, kunye noxinzelelo lomgqomo. Ukulungelelanisa ezi parameters ukuhlangabezana neemfuno ezithile zokucwangcisa kuqinisekisa ukusebenza kakuhle.
Imiqobo yohlahlo lwabiwo-mali
Imiqobo yohlahlo lwabiwo-mali idlala indima ebalulekileyo ekukhetheni izixhobo kunye noyilo lwemibhobho yesikrufu esinye. Abavelisi kufuneka balinganise iindleko kunye nokusebenza. Iindleko eziphezulu zangaphambili zezinto ezisemgangathweni zingakhokelela ekugcinweni kwexesha elide ngenxa yokuqina kunye nokunciphisa ukulungiswa. Izinto ezingabizi kakhulu zisenokunganikezeli ngendlela efanayo okanye ixesha elide, okuchaphazela ukusebenza ngokubanzi.
- Izinto zokusebenza eziphezulu zihlala zineendleko eziphezulu zokuqala kodwa zonga imali ekuhambeni kwexesha.
- Izinto ezifikelelekayo zilungele ukunxitywa okuphakathi kodwa zinokubeka esichengeni ukusebenza kakuhle.
- Abavelisi kufuneka bavavanye iimfuno zokusebenza ngokuchasene nemiqobo yohlahlo lwabiwo-mali.
Ngokuphonononga ngononophelo umthamo wemveliso, ukucaciswa kwemveliso, kunye nemiqobo yohlahlo lwabiwo-mali, abavelisi banokwenza izigqibo ezinolwazi xa bekhetha i-screw barrel enye yombhobho we-extrusion.
Ukukhetha i-Right Sing Screw Barrel ye-Extrusion Pipe
Iinkcukacha ze-JT Single Screw Barrel
I-JT Single Screw Barrel ye-Extrusion Pipe ineenkcazo eziphambili eziphucula ukusebenza kwayo. Iimpawu eziphambili ziquka:
| Inkcazo | Iinkcukacha |
|---|---|
| Ububanzi (φ) | 60-300 mm |
| Umlinganiselo we-L/D | 25-55 |
| Izinto eziphathekayo | 38CrMoAl |
| Ubunzima beNitriding | HV≥900 |
| Gcoba emva kwe-nitriding | 0.20 mm |
| Uburhabaxa bomphezulu | Ra0.4µm |
Ezi nkcukacha ziqinisekisa ukuba umgqomo unokusingatha izinto ezahlukeneyo ngokufanelekileyo, ukubonelela ngokuhlala kunye nokusebenza kakuhle kwimveliso.
Izicelo kwiPlastiki yokwenziwa kweMibhobho
I-JT Single Screw Barrel yikubalulekile ekwenzeni imibhobho eyahlukeneyo yeplastiki. Iyagqwesa ekuveliseni:
- Imibhobho yePVC: Isetyenziselwa ukubonelela ngamanzi kunye nokukhupha amanzi.
- Imibhobho yePPR: Ilungele ukwakha unikezelo lwamanzi kunye neenkqubo zokufudumeza.
- Imibhobho ye-ABS: Idla ngokusetyenziswa kwimizi-mveliso.
Oku kuguquguquka kuvumela abavelisi ukuba bahlangabezane nemigangatho eyahlukeneyo yoshishino ngokufanelekileyo. Uyilo lomphanda luqinisekisa ukunyibilika okungaguqukiyo, okubalulekileyo ekugcineni umgangatho wemveliso.
Iinzuzo zoYilo oluSebenza ngokuPhezulu
Uyilo olusebenza kakhulu kwimibhobho yesikrufu enye ibonelela ngeenzuzo ezininzi:
| INzuzo yokuSebenza | Inkcazo |
|---|---|
| Ukuphuculwa kokuxuba kunye nomgangatho wokunyibilika | Ukwandisa ukufana kunye nokuhambelana kwezinto eziqhutyelwayo. |
| Ukusetyenziswa kwamandla okucuthiweyo | Yehlisa iindleko zamandla ezinxulumene nokusebenza. |
| Ubomi benkonzo eyandisiweyo | Yandisa ixesha elide lezixhobo, ngakumbi ngezinto ezinomngeni. |
Ezi nzuzo zinegalelo ekwandiseni impumelelo yemveliso kunye nokungaguquguquki kwemveliso.Imigqomo ekumgangatho ophezulu eyenziwe ngezinto ezihlala ixesha elide ixhathisa ukunxiba kunye nokugqwala, ukuqinisekisa imveliso ezinzileyo kunye nokusetyenziswa kwamandla aphantsi.
Ngokukhetha i-barrel ye-screw echanekileyo yombhobho we-extrusion, abavelisi banokuphucula kakhulu ukusebenza kwabo kunye nomgangatho wemveliso.
Ukukhetha umbhobho omnye wokujija ochanekileyo kubandakanya izinto ezininzi ezibalulekileyo. Abavelisi kufuneka bagxile koku:
| Ukuqwalasela | Inkcazo |
|---|---|
| Ulawulo lobushushu | Kubalulekile ukugcina iimeko ezifanelekileyo zokucwangcisa kunye nokuthintela ukuthotywa kwezinto. |
| Ukuhambelana kwezinto | Iqinisekisa ukuba i-screw barrel inokusingatha iindidi ezithile zemathiriyeli elungiswayo. |
| Nxiba ukuxhathisa | Kubalulekile kubomi obude, ngakumbi ngezinto ezirhabaxa; Iibhareli ze-bimetallic ziyacetyiswa. |
| Iindlela Zokugcina Isondlo | Ukugcinwa rhoqo kunokwandisa ubomi be-screw barrel kunye nokugcina umgangatho wemveliso. |
| Ukuqwalaselwa kweendleko | Vavanya zombini iindleko zangaphambili kunye nokuqina kwexesha elide kunye nokusebenza kakuhle. |
Abavelisi kufuneka bavavanye iimfuno zabo ukuze benze izigqibo ezizizo. Kwizisombululo ezilungiselelweyo kunye nesikhokelo sobuchwephesha, ukubonisana nababoneleli abanolwazi kucetyiswa kakhulu.
FAQ
Yintoni ukubaluleka komlinganiselo we-L/D kumbhobho omnye wokujija?
Umlinganiselo we-L / D uchaphazela ukusebenza kakuhle kokuxuba kunye nexesha lokucubungula izinto, ukuchaphazela umgangatho wemveliso jikelele kwiinkqubo ze-extrusion.
Ukuhambelana kwezinto kuchaphazela njani ukusebenza komgqomo?
Ukuhambelana kwezinto kuqinisekisa ukuxhathisa kokunxiba kunye nokuphila ixesha elide, ukuthintela imiba efana ne-galling kunye nokuphucula ukusebenza kakuhle kokunyibilika ngexesha lemveliso.
Zeziphi iindlela zogcino ekufuneka zilandelwe ngabavelisi?
Abavelisi kufuneka benze uhlolo rhoqo kunye nokucoca ukuthintela ukuguga kunye nokuqinisekisa ukusebenza okuhambelanayo kombhobho we-screw omnye.
Ixesha lokuposa: Sep-10-2025