Nees nkaum xya yog vim li cas xaiv Lostfoamtechnology los tsim Castings

PRODUCTION COV NTAUB NTAWV

Cov pwm hlau tuaj yeem siv rau ntau tshaj 100 txhiab lub sijhawm, uas txo cov nqi tswj.

Kev sib xyaw ua ke, ib lub thawv nrog ntau daim, txhim kho cov txheej txheem yield thiab ntau lawm efficiency ntawm castings.

Cov xuab zeb ua cov txheej txheem yog simlifed, cov xuab zeb molding tuaj yeem rov qab siv tau tag nrho.

High degree ntawm automation, txo kev siv tes ua haujlwm

Txo cov pa phem, txhim kho ib puag ncig ua haujlwm, txo kev siv zog ua haujlwm, thiab txo nqi peev rau cov neeg ua haujlwm cov nyiaj ua haujlwm.

lt yog ib qho yooj yim kom paub cov neeg kho tshuab nws pib-sib dhos kab ntau lawm nrog zoo yooj thiab sib txawv lloys, duab, qhov ntau thiab tsawg ntawm castings yuav ua tau nyob rau hauv ib tug ntau lawm kab

Kev tsim cov nroj tsuag tuaj yeem ua kom yooj yim nrog kev txhim kho kev nqis peev raug txo los ntawm 30-40%, thaj chaw hauv pem teb thiab thaj chaw npog los ntawm 30-50%, kev siv hluav taws xob los ntawm 10-20%, cov nqi tsim khoom raug txo.

Kev sib xyaw ua ke hauv cov xuab zeb qhuav, cov xuab zeb poob yooj yim thiab qhov kub ntawm cov xuab zeb thiab casting yog synchronous, yog li khib nyiab tuaj yeem siv rau kev kho cua sov. tshwj xeeb tshaj yog cov siab manganese steel casting dej ntug ua thiab cov khoom

kev daws teeb meem, cov nyhuv yog qhov zoo tagnrho, nrog ntau lub zog txuag thiab kev ua haujlwm luv luv.

CASTING QUALITY

Cov castings yog precision nrog cov yam ntxwv ntawm qhov loj thiab cov duab zoo, kev loj hlob zoo.

Castings yog polished heev rau saum npoo nrog roughness ncav Ra3.2-12.5 m.

Tsis muaj fins thiab rags ntawm castings, uas ua rau kev ua hauj lwm load nyob rau hauv dearing txheej txheem ib nrab txo.

Qhov siab tshaj plaws yog 1.5-2mm, txo qhov hnyav ntawm qhov casting.

Tus nqi ntawm machining raug txo qis heev, piv nrog cov tsoos xuab zeb casting txoj kev, cov neeg kho tshuab muaj peev xwm yuav txo tau 40-50%

Tsis muaj pwm sib dhos thiab xa khoom zoo heev yooj yim molding txheej txheem, tshem tawm cov khoom tsis zoo thiab cov khoom pov tseg los ntawm pwm sib dhos thiab xa khoom.

PROCESS DESIGN

Poob ua npuas ncauj casting tshuab yog dav siv hauv kev tsim cov hlau castings, hlau castings. tooj liab castings thiab aluminium castings.

poob ua npuas ncauj castng tshuab tsis yog onty rau casting ntawm yooj yim geomelry, tab sis kuj rau mmult- ib feem, multl core casting ntawm compley geometny.

Core thiab core aking sectons yog canoeled, uas tshem tawm cov khoom pov tseg thiab cov khoom pov tseg.

Cov qauv tsim yog hloov tau, thiab cov duab ntawm cov khoom tsis txwv los ntawm cov txheej txheem casting ib txwm, uas muaj kev ywj pheej txaus lossis cov qauv tsim ntawm cov castings thiab tso tawm cov neeg tsim khoom siv tshuab. Lawv tuaj yeem tsim qhov zoo tshaj plaws casting zoo raws li kev pabcuam kev ua haujlwm ntawm cov khoom. thiab tuaj yeem ua ke highy complex castings los ntawm toam plestic pwm.

Qhov tsim nyog zoo li lub rooj vag thiab rser tuaj yeem zaum hauv lub tswv yim txoj hauj lwm yam tsis muaj kev txwv los ntawm ib txwm muaj xws li kev faib thiab pwm noj. txo qhov intemnal tsis xws luag ntawm castings.

Kev siv cov xuab zeb qhuav tsis muaj binder, noo noo, thiab lwm yam additives, nws tshem tawm ntau yam castings thiab pov tseg los ntawm noo noo, additives, thiab binders.

Ib qho yooj yim xuab zeb shekeout zoo heev txo cov hauj lwm loed thiab zog zog.

Patterm cua ntsawj ntshab tuaj yeem raug tshem tawm, nws tshem tawm qhov tsis xws luag thiab cov khoom pov tseg los ntawm cov khoom siv casting, shrinkage tus nqi thiab kev sib txhuam castings.

Negatiwe siab pouring ls ntau condudive rau lub stamping thiab shrinkage ntawm kua hlau, thiab txhim kho qhov ceev ntawm lub casting structune.

Poob ua npuas ncauj tshuab tuaj yeem paub txog micro-viberation pouring. uas txhim khu lub formaian o metlographic qauv nrog specia reguirements thiab sab hauv quaity ntawm cov castings.

Lub complex casting yog ib qho yooj yim uas tuaj yeem paub qhov sib txawv ntawm qhov sib txawv thiab cov khoom sib txawv.

Txoj kev inlay casting yog corvenient. peb tuaj yeem muab cov hlau inlay thaiv ua ntej.

LOST FOAM CASTING txheej txheem

Kev tsim cov qauv ntawm LFC, Ua ntej tshaj plaws, cov qauv ua npuas dawb yog ua raws li qhov yuav tsum tau ua ntawm cov khoom tsim. Thib ob, tom qab dipping nrog refractory txheej thiab ziab, cov qauv yog embedded rau hauv tshwj xeeb tsim sandboxes nrog qhuav, xuab zeb mus nqa tawm peb-seem. khoom molding thiab molten kua pouring nyob rau hauv lub nqus tsev vacuum, ces cov qauv yuav ploj mus vim gasification nrog cov kua molten hloov, Yog li, tsim nyog castings yog tsim.

Dawb cheeb tsam ntawm LFC yog siv los ua cov qauv ua npuas ncauj dawb los ntawm kev ua npuas dej ua ntej, ripening, molding, txiav thiab sib txuas Cov ntaub ntawv raw muaj xws li EPS, STMMA, EPMMA thiab lwm yam khoom ua npuas ncauj.

Siv cov EPS hlaws dai uas nquag siv ua piv txwv, EPS hlaws yog siv rau cov hlau tsis muaj hlau, grey hlau thiab dav hlau cam khwb cia, EPS hlaws yam ntxwv: semitransparent, preforming tus nqi: 40 ~ 60 zaug, hlaws hlaws: 0.18 txog 0.80 millimeters, 6 qhov ntau thiab tsawg, feem ntau, thawj cov hlaws hlaws yuav tsum tsawg dua, 1/9 ~ 1/10. los yog sib npaug rau 1/9 txog 1/10 ntawm qhov tsawg kawg nkaus phab ntsa thickness ntawm cov castings, Raw khoom prefoaming raws li txoj cai hlaws dai, Raw khoom prefoaming raws li txoj cai hlaws dai.

Prefoaming

Ua ntej pub rau hauv pwm, EPS hlaws yuav tsum tau nthuav dav rau ib qho me me, cov txheej txheem prefoaming txiav txim siab qhov ntom, qhov ntev thiab qhov ruaj khov ntawm cov qauv, Muaj ob hom khoom siv rau EPS hlaws prefoaming: hluav taws xob chav prefoaminq tshuab, thiab ntshiab chav prefoaming tshuab, ob qho tib si uas tau nruab nrog PLC thev naus laus zis tshaj plaws.

Ripening

Pre-foamed EPS hlaws dai yog muab tso rau hauv qhov chaw qhuav thiab qhov cua rau lub sijhawm, ua rau sab hauv thiab sab nraud ntawm cov hlaws siab sib npaug, ua kom zoo dua elasticity thiab nthuav dav, thiab tshem tawm cov dej ntawm cov hlaws saum npoo tom qab ntawd xa mus rau kev kho cov hopper los ntawm tsis siv neeg pub noj system.

Ua npuas ncauj qauv

Tom qab kho ripening, EPS hlaws dai tau muab tso rau hauv qhov ploj ua npuas pwm kab noj hniav los ntawm lub siab feedinq system thiab rhuab, kom cov hlaws nthuav dav ntxiv thiab fused ua ke, sau cov kab noj hniav thiab tsim ib qho chaw du, Cov qauv yuav tsum tau txias thiab kho ua ntej npaj, Tom qab. qauv, yuav tsum muaj sij hawm txaus rau cov qauv kom qhuav thiab stabilization, Cov qauv dawb yog ntub rau saum npoo, thiab muaj cov dej noo hauv, yog li nws yuav tsum tau qhuav kom huv si.

Feem ntau muaj ob hom kev sib sau cov cuab yeej: hydraulic forming machines thiab ntsia hlau sib sau cov cav tov.Qhov poob ua npuas ncauj pwm-tuag yog ua los ntawm txhuas alloy, thiab tsim raws li cov khoom sib txawv, qauv txiav thiab kev sib txuas, qauv khoom siv tsuas yog ib feem ntawm qauv lossis thawj forminq blanks, uas yuav tsum tau ua ntxiv xws li kev txiav thiab kev sib txuas, cov txheej txheem no yog los ua ke ntau cov qauv ua npuas ncauj dawb nrog cov rooj vag, thiab cov qauv riser los ntawm kev poob ua npuas ncauj tshwj xeeb kua nplaum los ua cov qauv pawg.

Yellow cheeb tsam ntawm LFC

Feem ntau yog siv los txhuam cov txheej tshwj xeeb ntawm cov qauv dawb thiab kom qhuav hauv chav ziab, Lub luag haujlwm tseem ceeb ntawm txheej txheej hauv LFC yog los tiv thaiv cov kua hlau thiab cov qauv, kom tso tawm cov qauv gasification khib nyiab, los xyuas kom meej qhov zoo ntawm castings, txhim kho lub zog. thiab nruj ntawm cov qauv thiab tiv thaiv kev puas tsuaj lossis deformation ntawm cov qauv rau qee yam.

Qhov no yuav tsum tau cov txheej yuav tsum tau huab cua permeable, fireproof txheej ncua kev kawm ntawv nplaum nyob rau hauv thiaj li yuav txo tau qhov tsis xws luag ntawm castings xws li blowholes, xuab zeb burning thiaj li los xyuas kom meej tus nqi ntawm tiav lawm produtts, feem ntau muaj plaub txoj kev rau txheej thiab dai: txhuam, dipping, sprinkling, thiab txau.

Raws li cov yam ntxwv ntawm cov qauv sib txawv, ntau txoj hauv kev tuaj yeem siv dav hauv kev tsim khoom tiag tiag, Tom qab txheej txheej, cov qauv raug txav mus rau chav ziab nrog 45 ~ 55 ℃, circulating cua kub rau ziab, Thaum ziab, qauv yuav tsum muab tso rau qhov tsim nyog thiab txhawb nqa rau tiv thaiv deformation, Lub sijhawm no, qhov kub thiab av noo yuav tsum tau tswj nruj me ntsis kom tau txais kev ziab kom huv, Tom qab kom qhuav, cov qauv pawg yog npaj txhij rau pouring.

Cov txheej txheem hauv cheeb tsam dub yog theem ntawm cov khoom ua tiav, Cov qauv qhuav qhuav tau muab tso rau hauv cov thawv xuab zeb, Cov xuab zeb qhuav tshwj xeeb yog pub rau sandbox los ntawm cov tshuab ntxhua khaub ncaws ntxhua khaub ncaws rau molding, Molten kua yog nchuav rau hauv lub xeev tsis zoo, Cov qauv gasified nrog molten kua hloov, Qauv gasified nrog molten kua hloov, yog li, tsim nyog castings yog tsim.

Qhov chaw dub ntawm cov txheej txheem ua npuas dej ploj yog los hloov cov qauv ua npuas dej dawb nrog cov hlau molten thiab daim ntawv casting, Muaj peb kauj ruam: kev vibration molding, casting hloov kiv cua kho xuab zeb.

Cov txheej txheem kev vibration molding muaj xws li plaub kauj ruam: hauv qab xuab zeb pub, qauv pawg tso-xuab zeb pub thiab molding, zaj duab xis npog thiab nto xuab zeb noj.

Lub molding tiav los ntawm kev vibration platform thiab da dej xuab zeb pub tshuab,

Cov thawv xuab zeb txav mus rau qhov chaw nyob hauv qab xuab zeb storaqe hopper; s Cov nag da dej sander ntxiv cov xuab zeb hauv qab rau hauv lub thawv xuab zeb, Tom qab cov xuab zeb hauv qab ntxiv, cov qauv pawg tau muab tso rau hauv lub thawv xuab zeb, thiab cov nag da dej sander txav rov qab ntxiv xuab zeb rau. Lub rooj vag tiaj tus; Thaum lub sij hawm tag nrho cov xuab zeb fillinq txheej txheem, vibration rooj yuav vibrating kom molding, xuab zeb tau sau rau hollow seem nyob ib ncig ntawm ua npuas ncauj qauv pawg, Tom qab kev co ua tiav, vibrating lub rooj txo qis mus rau qhov chaw xuab zeb khiav, ces xuab zeb lub thawv raug thawb tawm. los ntawm hydraulic pusher ua, qhov chaw rau tom ntej sandbox molding, sandboxes ncav cuag qhov chaw, xuab zeb noj chaw nres tsheb ntawm da dej, feeder ib tug los ntawm ib tug los npog cov yas zaj duab xis thiab ua tiav molding.

Yas zaj duab xis yog siv los kaw los ntawm sab saum toj ntawm sanbox, Thaum lub sij hawm casting, tsis zoo siab system yog cia li butted nrog sandbox, ua ib tug txheeb ze nqus ib puag ncig nyob rau hauv lub sandbox.

Cov xuab zeb hais yog "bonded" ua ke los ntawm qhov sib txawv ntawm qhov sib txawv ntawm cov cua thiab cov molding sab hauv, uas ua kom cov txheej txheem casting tsis tawg lossis tawg.

Qhov tsis zoo siab qhov system muaj qhov cuam tshuam thib ob ntawm cov xuab zeb molding txhim kho qhov kev sib txhuam zoo li qub ntawm cov xuab zeb, ua kom muaj qhov tsis zoo ntawm qhov chaw nyob hauv sandbox, yuam cov xuab zeb qhuav los ntawm kev ua ntawm atmospheric siab.

Thaum pourinq, nws absorbs cov roj uas tsim los ntawm EPS qauv gasification, tsis txhob tshuab lub qhov nyob rau hauv lub casting, ua rau kom cov ndlwg ceev ntawm cov kua hlau, Nws tseem accelerates lub flush hom, thiab yog li txhim kho tus tsim nyog tus nqi ntawm cov castings.

Tom qab molding, sandboxes yog tsiv mus rau lub pouring seem ib tug los ntawm ib tug, seem no yog txawm peem rau nrog tsis zoo siab tsis siv neeg lub pob tw-joint tshuab, Thaum pouring, EPS qauv yog vaporized nyob rau hauv lub tshav kub ntawm cov kua hlau, Gasified gas nkag mus rau hauv lub tsis zoo siab system los ntawm lub txheej thiab molding xuab zeb.Cov hlau ua kua tsis tu ncua occupies txoj hauj lwm ntawm EPS qauv thiab tshwm sim cov txheej txheem hloov cov kua hlau thiab EPS qauv, Thaum kawg, tsim nyog castings yog tsim.

Tom qab pouring, lub castings yuav tsum tau txias cia rau ib lub sij hawm nyob rau hauv sandbox, ces muab tshaj tawm ntawm lub thawv, Tsis siv neeg tig lub tshuab yog siv los cais castings los ntawm molding xuab zeb.

Moulding xuab zeb mus rau cov xuab zeb kev kho mob, thaum castinqs qo mus tua blasting tshuab kom tshem tawm cov txheej txheej saum npoo, Moulding xuab zeb tuaj yeem rov qab siv tau tom qab kev kho mob, uas txo cov nqi tsim khoom, Qhov no kuj yog ib qho zoo ntawm cov txheej txheem ua npuas ncauj.Qhov no kuj yog ib qho ntawm cov advantaqes poob ua npuas ncauj txheej txheem.

Kev kho xuab zeb yog txheej txheem tsim khoom tseem ceeb ntawm LFC, Moulding xuab zeb tom qab lub thawv hloov pauv feem ntau yog txias los ntawm dej txias thiab xuab zeb shakeout tshuab, Tom qab ntawd nws tau muab cais tawm ntawm cov khoom seem thiab cov khoom siv los ntawm kev tshuaj ntsuam conveyor, screeninq conveyor yog nruab nrog cua txias system. , uas tuaj yeem txo cov xuab zeb kub sai thiab ua tau zoo, Cov seem raug tshem tawm los ntawm lub tshuab nqa slag thaum lub molding, xuab zeb yog nqa los ntawm elevator mus rau kab rov tav cua txias tshuab rau qhov txias txias, hen los ntawm elevator, cov xuab zeb molding raug xa mus rau qhov kub thiab txias requulator rau Ntxiv txias, Tom qab tag nrho cov txheej txheem no, cov xuab zeb yog pauv mus rau storaqe hopper rau ntau lawm.

Nyob rau hauv thelwhole xuab zeb kev kho mob system, txhua qhov node siv cov khoom siv hauv cov xuab zeb, tshem tawm cov plua plav tawm ntawm cov txheej txheem ntau lawm, Ntawm qhov tod tes, qhov no pab ua kom huv si thiab tsis muaj kuab paug, Ntawm qhov tod tes, cov plua plav hauv molding xuab zeb raug tshem tawm, uas txhim kho huab cua. permeability, ntawm cov xuab zeb thiab txo qhov tsis xws luag casting, Ua tsaug rau siab heev PLC technoloay, tag nrho cov txheej txheem yog nruab nrog xuab zeb kub tswj, tsis siv neeg kub requulation, thiab zaus modulation kom tiav cov xuab zeb ntsuam xyuas, plua plav tshem tawm thiab txias, yog li ntawd molding xuab zeb yuav siv tau. ,

Cov cuab yeej siv feem ntau hauv kev tshem tawm plua plav, yog lub hnab ntim cov plua plav tshem tawm, uas feem ntau cuam tshuam nrog kev kho plua plav ntawm txhua qhov ntawm LFC xuab zeb kho qhov system, GuoNing lub tuam txhab kuj tau tsim cov pa roj cua kho, uas yog siv los ntxuav cov benzene. compound gas tsim, los ntawm cov qauv dawb gasification thaum lub sij hawm pouring, Nws siv activated carbon adsorption, lub teeb oxygen hom, adsorption desorption catalytic combustion thiab thiaj li nyob rau purify lub tso pa roj, kom tau raws li qreen ntau lawm thiab ib puag ncig yuav tsum tau, thiab quarantee smooth ntau lawm.