Welcome to contact us: vicky@qyprecision.com

Kev cuam tshuam ntawm pwm ntawm qhov zoo ntawm qhov tuag casting

Kev cuam tshuam ntawm pwm ntawm qhov zoo ntawmtuag castingib feem

Cov pwm yog cov cuab yeej tseem ceeb rau kev tuag castings.Yog li ntawd, thaum tsim pwm, peb yuav tsum sim peb qhov zoo tshaj plaws los ua kom tag nrho cov qauv ntawm cov pwm thiab cov qauv ntawm cov pwm pwm tsim nyog, yooj yim los tsim, siv tau yooj yim, nyab xeeb thiab txhim khu kev qha.Ua kom cov pwm tsis deformed thaum lub sij hawm tuag casting, cov hlau molten ntws ruaj khov nyob rau hauv pwm, lub casting tuaj yeem txias sib npaug, thiab tuag casting tuaj yeem ua tiav tsis ua haujlwm.Tsis tas li ntawd, cov ntaub ntawv pwm tsim nyog yuav tsum raug xaiv kom tsim nyog raws li cov khoom tsim tawm thiab cov khoom siv.

9dc28d49fbaf627dea413861781 ib

1. Cov qauv ntawm cov pwm thiab pwm pwm yuav tsum tsim nyog

Los ntawm qhov pom ntawm lub zog, cov pwm qhov chaw yog tsim los ua kom zoo tag nrho, ruaj khov thiab ruaj khov, tsis yooj yim rau kev puas tsuaj lossis deformed hauv kev siv.Txawm li cas los xij, yog tias cov duab ntawm qhov tuag casting yog complex thiab cov pwm qhov chaw kuj nyuaj, nws yuav nyuaj rau kev ua cov pwm thiab qhov tseeb machining tsis siab.Yog tias cov pwm pwm tau ua rau hauv ib hom kev sib xyaw ua ke, kev ua haujlwm tau yooj yim heev, thiab nws yooj yim kom tau txais kev ua haujlwm siab, thiab tom qab ntawd cov khoom zoo tuag castings tuaj yeem tau txais.

2. Kev txiav txim siab ntawm cov kab noj hniav

Txhawm rau txiav txim siab tus naj npawb ntawm cov kab noj hniav, nws yog ib qho tsim nyog yuav tsum xav txog cov cuab yeej muaj peev xwm, qhov nyuaj ntawm kev ua pwm, qhov loj ntawm qhov ntau lawm, thiab qhov tseeb ntawm qhov yuav tsum tau ua.Tshwj xeeb tshaj yog rau ntau cov kab noj hniav pwm, vim qhov nyuaj ntawm kev ua pwm, qhov loj qhov tseeb qhov yuam kev, thiab nyuaj rau kev ua tiav qhov sib npaug ntawm qhov sib npaug, qhov kev ua tau zoo ntawm txhua qhov kab noj hniav casting yog qhov tsis sib xws.Thaum tuag casting yuav tsum tau siab precision thiab complex geometry, nws yuav tsum muaj ib tug pwm thiab ib kab noj hniav.Me me castings yog nyob rau hauv muaj.

3. Tsim qhov rooj kaw lus

Lub rooj vag system tsis yog tsuas yog ib txoj hauv kev rau cov kua hlau los sau cov pwm tuag-casting, tab sis kuj tseem muaj kev tswj xyuas cov txiaj ntsig ntawm cov dej ntws thiab kev hloov siab ntawm cov yaj, cov pa tawm, thiab thermal stability ntawm cov pwm tuag-casting. .Yog li ntawd, tus tsim ntawm lub rooj vag system yuav tsum txheeb xyuas cov yam ntxwv ntawm cov casting, Technical specifications, alloy hom thiab lawv cov yam ntxwv, raws li zoo raws li hom thiab cov yam ntxwv ntawm lub tshuab tuag-casting, thiab lwm yam., yuav siv tau los tsim ib tug tsim nyog. qhov system.

4. Kev tsim qauv ntawm qhov tso pa tawm

Cov pwm yuav tsum tau muab nrog cov grooves overflow thiab tso pa tawm nrog cov dej ntws txaus, uas yog qhov tseem ceeb heev los xyuas kom meej cov khoom zoo.Nws yog feem ntau overlooked tias cov dej ntws channel yog thaiv ntxov ntxov los ntawm cov hlau molten tuaj.Nws yog ib qho tsim nyog yuav tsum tau txais cov qauv tsim nyog kom cov hlau molten thawj zaug ntws mus rau hauv qhov tob ntawm lub tank ntws los xyuas kom meej tias lub qhov tso pa tawm ib txwm qhib rau lub sijhawm ntev tshaj plaws.Tsis tas li ntawd, lub thoob dej tank yuav tsum tau muab nrog cov ejector rods kom tshem tawm cov hlau hauv lub tank ntws.

5. Pwm kub

Qhov kub ntawm qhov tuag casting pwm yog qhov tseem ceeb cuam tshuam rau qhov zoo ntawm qhov casting.Cov pwm kub tsis zoo tsis tsuas yog cuam tshuam rau sab hauv thiab sab nraud zoo ntawm cov khoom tuag castings (xws li qhov tsis xws luag xws li pores, shrinkage qhov, porosity, mucous membranes, coarse grains, thiab lwm yam), tab sis kuj cuam tshuam rau qhov tseeb qhov tseeb ntawm castings, thiab txawm tias deformation. ntawm castings, ua rau cov kab nrib pleb hauv cov pwm tuag-casting thiab ua cov castings.Qhov nyuaj-rau-tshem tawm mesh burrs yog tsim rau ntawm qhov chaw, uas cuam tshuam rau cov tsos zoo ntawm tuag castings.Ua ib qho piv txwv ntawm aluminium alloy, qhov kub thiab txias yog nchuav rau hauv pwm ntawm 670-710 ℃.Hauv kev xyaum ua haujlwm ntev, nws tau txiav txim siab tias qhov siab tshaj plaws ntawm cov pwm yuav tsum tau tswj ntawm 40% ntawm qhov kub ntawm cov pwm molding.Qhov kub ntawm aluminium alloy tuag-casting pwm yog 230-280 ° C, thiab pwm kub nyob rau hauv qhov ntau no yog qhov tsim nyog kom tau txais cov khoom zoo thiab cov txiaj ntsig zoo.

Cov pwm feem ntau tsis siv roj lossis hluav taws xob cua sov, tab sis siv cov khoom siv ua ntej thiab cua txias.Cov khoom siv no siv roj ua qhov nruab nrab rau preheat thiab txias pwm raws li xav tau.

6. Kev txiav txim siab ntawm qhov loj ntawm cov khoom tsim

Thaum xam qhov luaj li cas ntawm qhov tuag-casting qhov chaw, lub shrinkage tus nqi ntawm cov xaiv tuag-casting khoom yuav tsum nyob rau hauv txoj kab nrog kev muaj tiag, txwv tsis pub nws yuav ua rau cov khoom tsis tsim nyog.Yog tias tsim nyog, qhov ntev ntawm qhov tuag-casting yog xam tom qab qhov tseeb ntsuas los ntawm kev ntsuas pwm.Rau cov khoom siv high-precision, nws tseem yuav tsum tau coj mus rau hauv tus account lub thermal expansion ntawm cov khoom ntawm qhov tuag-casting qhov chaw thiab kev cuam tshuam ntawm kev cia thiab siv ib puag ncig ntawm cov khoom ntawm qhov tseeb qhov tseeb ntawm cov khoom tom qab tuag-casting.

7. Qhov kev txiav txim siab ntawm qhov chaw ntawm qhov chaw parting

Txoj hauj lwm ntawm qhov chaw parting yuav cuam tshuam rau cov pwm ua, tso tawm, cov khoom demoulding, thiab lwm yam. Feem ntau, cov khoom seem yuav tawm ntawm cov kab ntawm cov khoom, uas cuam tshuam rau qhov zoo ntawm qhov chaw thiab qhov tseeb ntawm cov khoom.Yog li ntawd, thaum tsim lub parting nto txoj hauj lwm, nyob rau hauv tas li ntawd mus rau hauv tus account lub teeb meem ntawm cov khoom demolding, pwm ua, tso, thiab lwm yam., lub parting nto txoj hauj lwm yuav tsum tau muab tso rau hauv ib qho chaw uas cov khoom nto zoo yuav tsum tsis siab, los yog qhov tseeb qhov dimension tsis siab.

8. Cov pwm tsis tuaj yeem deformed

Feem ntau vim yog cov qauv pwm tsis tsim nyog lossis xaiv tsis raug ntawm cov khoom pwm, cov pwm yog tawg thiab deformed thaum siv, ua rau cov khoom tsis tsim nyog.Yog li ntawd, thaum tsim pwm, kev ntsuas tsim nyog yuav tsum tau ua kom ntseeg tau tias cov khoom zoo.

Feem ntau, thaum tuag casting, lub siab hauv pwm yog 70-100MPa.Txhawm rau tiv thaiv cov pwm los ntawm deformed thiab dislocated, cov kab noj hniav yuav tsum tuab txaus, thiab cov phaj thiab cov phaj rov qab rau kev txhim kho cov tub ntxhais yuav tsum tuab txaus.Yog tias tsim nyog, cov ntaub ntawv txhawb nqa tuaj yeem muab ntxiv rau hauv qab phaj thaub qab.Cov tub ntxhais thiab kab noj hniav yuav tsum tau muab tso siab rau, sab roughness ntawm cov tub ntxhais thiab lub qhov mounting yuav tsum tsim nyog, thiab qhov roughness yuav tsum tsis txhob tsawg dhau.Cov tub ntxhais los ntawm qhov yuav tsum tau kho ntawm ob sab kom tsis txhob muaj cov khoom tuab ntawm ib sab thiab nyias ntawm lwm qhov.Rau cov tub ntxhais ntawm qhov muag tsis pom qhov ntawm cov khoom, peb kuj yuav tsum nrhiav txoj hauv kev sib npaug ntawm lub zog ntawm cov tub ntxhais los ntawm txoj hauj lwm ntawm qhov chaw nres nkoj pub, tus naj npawb thiab lub zog ntawm cov tub ntxhais.

Rau cov pwm tuag-casting, lub zog ntawm cov kab noj hniav thiab cov phaj rov qab tuaj yeem kuaj xyuas.Tshawb xyuas lub zog thiab nruj ntawm cov kab noj hniav phab ntsa thickness, thiab xyuas qhov nruj ntawm cov phaj nraub qaum.Ntxiv nrog rau kev noj qee yam kev ntsuas ntawm cov qauv pwm, cov ntaub ntawv pwm nrog me me deformation thiab lub zog zoo yuav tsum raug xaiv.Tsis tas li ntawd, muaj qhov sib txawv ntawm cov ntawv qhia pwm thiab lub tes tsho qhia, lossis hnav ntawm cov ntawv qhia thiab lub tes tsho qhia thaum siv yuav cuam tshuam rau cov khoom zoo.Tshwj xeeb tshaj yog rau cov khoom uas muaj qhov siab qhov tseeb, txhawm rau txhawm rau ua kom cov khoom raug, qhov txav thiab ruaj khov pwm lub khob hliav qab qhov sib txuam tuaj yeem teem rau ntawm qhov chaw sib cais, lossis 2-4 qhov chaw rods tuaj yeem teeb tsa ntawm qhov chaw tsim nyog nyob ib ncig ntawm kab noj hniav rau qhov chaw thiab kev txhawb zog., txhawm rau tiv thaiv kom tsis txhob txav ntawm qhov txav thiab ruaj khov pwm, uas yog qhov tseem ceeb dua rau cov pwm loj thiab ntau lawm.

75c76c7c580b1a45b8f3741eb0694df 2438f9959d55a4d4a8e01e960ca13d1


Post lub sij hawm: Mar-08-2022