1- Kodi Kuponya Ndalama Ndi Chiyani?
Kuponyera ndalama, komwe kumatchedwanso kutaya sera kapena kuponyera mwatsatanetsatane, kumatanthauza kapangidwe ka ceramic mozungulira sera kuti apange nkhungu yambiri kapena imodzi yolandila chitsulo chosungunuka. Izi zimagwiritsa ntchito jekeseni wowoneka bwino wa sera kuti akwaniritse mawonekedwe ovuta ndi mawonekedwe apadziko lapansi. Kuti apange nkhungu, phula kapena phula la kapangidwe kake, amalilowetsa m'matumba a ceramic kangapo kuti apange chigobacho. Dongosolo la de-wax limatsatiridwa ndi njira yowuma ya chipolopolo. Chipolopolo chopanda sera chimapangidwa. Chitsulo chosungunulidwa chimatsanulidwira muzitsulo za ceramic kapena masango, ndipo kamodzi kolimba ndi utakhazikika, chipolopolo cha ceramic chimathyoledwa kuti chiulule chinthu chomaliza chachitsulo. Mwatsatanetsatane castings ndalama atha kukwaniritsa kulondola kwapadera pazigawo zazing'ono komanso zazikulu zopangira zida zosiyanasiyana.
2- Kodi Ubwino Wotenga Ndalama Ndi Wotani?
✔ Wabwino komanso wosalala pamapeto pake
✔ kulolerana azithunzi omwe tikunena.
✔ Maonekedwe ovuta komanso ovuta kusinthasintha kapangidwe kake
✔ Kutha kuponya makoma ochepera motero chinthu chopepuka
✔ Kusankhidwa kwakukulu kwazitsulo ndi ma alloys (akakhala osakhazikika)
✔ Choyesera sichofunikira pakapangidwe kazitsulo.
✔ Chepetsani kufunika kwa makina achiwiri.
✔ Zinyalala zochepa.
3- Kodi Njira Zotayira Ndalama Ndi Ziti?
Pakapangidwe kazopangira ndalama, phula limakutidwa ndi zinthu za ceramic, zomwe, zikaumitsidwa, zimayambira masamu amkati oponyera momwe amafunira. Nthawi zambiri, zigawo zingapo zimaponyedwa palimodzi kuti zizigwira bwino ntchito pophatikiza sera payokha ndi ndodo yapakati ya sera yotchedwa sprue. Sera isungunuka mchitsanzo - ndichifukwa chake imadziwikanso kuti sera yotayika - ndipo chitsulo chosungunuka chimatsanulidwira mchimbamo. Chitsulo chikalimbika, nkhungu ya ceramic imagwedezeka, kusiya mawonekedwe apafupi a ukondewo, ndikutsatira kumaliza, kuyesa ndikupaka.
4- Kodi Zigawo Zogulitsa Ntchito Zimagwiritsidwa Ntchito Motani?
Kuponya ndalama kumagwiritsidwa ntchito kwambiri m'mapampu ndi mavavu, galimoto, magalimoto, ma hydraulic, magalimoto a forklift ndi mafakitale ena ambiri. Chifukwa cha kulekerera kwawo kwapadera komanso kumaliza kwawo kwakukulu, zotayira sera zotayika zimagwiritsidwa ntchito zochulukirapo. Makamaka, zopanga zosapanga dzimbiri zosapanga dzimbiri zimagwira ntchito yofunikira pomanga zombo ndi mabwato chifukwa ali ndi mphamvu yolimbana ndi dzimbiri.
5- Ndi Kuponyera Motani Komwe Kukhazikika Kwanu Kungafikire Mwa Kuponyera Investment?
Malinga ndi zida zosiyanasiyana za binder zomwe zimagwiritsidwa ntchito popanga chipolopolocho, kuponyera ndalama kumatha kugawidwa pakupanga silika ndi madzi. Njira zopangira silika sol zokhala ndi mawonekedwe osakanikirana bwino (DCT) ndi Geometrical Casting Tolerances (GCT) kuposa njira yamagalasi amadzi. Komabe, ngakhale potengera njira zomwezo, Kulekerera Kalasi kumasiyana ndi aloyi aliyense woponyera chifukwa cha kutulutsa kwawo kosiyanasiyana.
Foundry wathu akufuna kulankhula nanu ngati muli ndi pempho lapadera pa tolerances chofunika. Apa otsatirawa ndi ambiri tolerances kalasi tikhoza kukwaniritsa onse ndi silika Sol kuponyera ndi njira madzi galasi kuponyera padera:
✔ DCT grade by Silica Sol Lost Wax Casting: DCTG4 ~ DCTG6
✔ DCT grade by Water Glass Lost Wax Casting: DCTG5 ~ DCTG9
✔ GCT grade ndi Silika Sol Lost Wax Casting: GCTG3 ~ GCTG5
✔ GCT grade by Water Glass Lost Wax Casting: GCTG3 ~ GCTG5
6- Kodi Malire A Kukula Kwazinthu Zogulitsa Zogulitsa Ndi Chiyani?
Zogulitsa ndalama zitha kupangidwa mgulu lililonse kuchokera pagawo limodzi, polimbitsa mano, mpaka ma lbs opitilira 1,000. (Makilogalamu 453.6) azigawo zovuta zama injini. Tinthu tating'onoting'ono titha kuponyedwa pamazana pamtengo uliwonse, pomwe kuponyera kolemera nthawi zambiri kumapangidwa ndi mtengo umodzi. Malire a kuponyera ndalama zimadalira zida zomwe zimayikidwa pachomera. Nyumbazi zimapanga ma 20 lbs. (9.07 kg). Komabe, malo ambiri akunyumba akuwonjezera kuthekera kwawo kutsanulira magawo akulu, ndi zida mu 20-120-lb. (9.07-54.43-kg) osiyanasiyana akukhala ofala. Chiyerekezo chomwe chimagwiritsidwa ntchito popanga ndalama ndi 3: 1 — pa 1-lb iliyonse. (0.45-kg) yoponya, payenera kukhala ma 3 lbs. (1.36 kg) pamtengo, kutengera zokolola zofunikira ndi kukula kwa chinthucho. Mtengo nthawi zonse umayenera kukhala wokulirapo kuposa chigawocho, ndipo chiwonetserocho chimatsimikizira kuti panthawi yopanga ndikukhazikika, mpweya ndikuchepa kumathera mumtengowo, osati kuponyera.
7- Ndi Mapangidwe Ati Omaliza Omwe Amapangidwa Ndi Kuponyera Investment?
Chifukwa chipolopolo cha ceramic chimasonkhanitsidwa mozungulira zosalala zopangidwa ndi kubaya sera mu zotayidwa zotayidwa, chomaliza chomaliza chimakhala chabwino kwambiri. Mapeto a rms 125 ndi ofanana komanso kumaliza bwino (63 kapena 32 rms) ndi kotheka pomaliza kumaliza ntchito. Makina opangira chitsulo ali ndi miyezo yawoyake yaziphuphu zakumaso, ndipo ogwira ntchito pamalowo ndi mainjiniya opanga / makasitomala azikambirana maluso awa asanatulutsidwe. Miyezo ina imadalira kagwiritsidwe ntchito kake komaliza ndi mawonekedwe omaliza azodzikongoletsa.
8- Kodi Kuponya Ndalama Ndiokwera Mtengo?
Chifukwa mtengo ndi ntchito ndi amatha kuumba ndi, castings ndalama zambiri ndalama kuposa mitengo yabodza kapena mchenga ndi njira okhazikika nkhungu kuponyera. Komabe, amadzipangira mtengo wokwera kudzera pakuchepetsa kwa makina omwe amakwaniritsidwa kudzera mu kulolerana kwapafupi ndi ukonde. Chitsanzo chimodzi cha izi ndizopanga zida zamagalimoto zamagalimoto, zomwe zimatha kuponyedwa popanda makina aliwonse ofunikira. Magawo ambiri omwe amafunikira mphero, kutembenuza, kuboola ndi kukuya kuti amalize kumatha kukhala ndalama zomwe zangotsala ndi 0.020-0.030 zokha. Kupitilira apo, kuponya ndalama kumafuna mayendedwe ochepera kuti achotse mawonekedwe ake; ndipo palibe kukonzekera koyenera kuchotsa kuponyera kwazitsulo m'ndalama. Izi zitha kuloleza kuponyedwa komwe kumapangidwa ndi ma angles a 90-degree popanda makina ena owonjezera kuti mupeze ma ngodya amenewo.
9- Kodi Ndi Zida Zotani ndi Zida Zoyeserera Zomwe Zili Zofunikira Pakutaya Sera Ndikutaya?
Kuti apange sera ya nkhungu, chitsulo chogawanika (chokhala ndi mawonekedwe omaliza) chidzafunika kupangidwa. Kutengera ndi kuponyera kovuta, kuphatikizika kwazitsulo, zadothi kapena zosungunuka zitha kugwiritsidwa ntchito kuti zithandizire kusintha komwe kungafunike. Zida zambiri zopangira ndalama pakati pa $ 500- $ 10,000. Ma prototypes ofulumira (RP), monga ma stereo lithography (SLA), atha kugwiritsidwanso ntchito. Mitundu ya RP itha kupangidwa mu maola ndikutenga mawonekedwe enieni a gawo. Zigawo za RP zimatha kusonkhanitsidwa palimodzi ndikuziphimba mu ceramic slurry ndikuwotcha polola kuti patsekeke patenge gawo lopanga ndalama. Ngati kuponyako kuli kokulirapo kuposa envelopu yomanga, magawo angapo amtundu wa RP amatha kupangidwa, kusonkhanitsidwa kukhala gawo limodzi, ndikuponyedwa kuti akwaniritse gawo lomaliza. Kugwiritsa ntchito ziwalo za RP sikokwanira kupangira kwambiri, koma kumatha kuthandizira gulu lopanga kuti liwone gawo molondola ndi mawonekedwe, oyenera ndikugwira ntchito asanagwiritse ntchito chida. Magawo a RP amalolanso wopanga kuti ayesere magawo angapo kapena ma alloys ena popanda kuwononga ndalama zambiri.
10- Kodi Pali Zolakwika komanso / kapena Zocheperako Zolakwika ndi Investment Castings?
Izi zimadalira momwe chitsulo chopangira chitsulo chimapangidwira mpweya kuchokera kuzitsulo zosungunuka komanso momwe ziwalozo zimakhalira zolimba. Monga tanenera poyamba, mtengo womangidwa bwino umalola kuti porosity igwidwe mumtengowo, osati kuponyera, ndipo chipolopolo chotentha kwambiri cha ceramic chimapangitsa kuziziritsa bwino. Komanso, zida zopangira zingalowe m'malo zimachotsa chitsulo chosungunuka ngati mpweya umachotsedwa. Kuponyera ndalama kumagwiritsidwa ntchito pazovuta zambiri zomwe zimafuna x-ray ndipo ziyenera kukwaniritsa zowoneka bwino. Kukhulupirika kwa kuponyera ndalama kumatha kukhala kopambana kuposa ziwonetsero zina.
11- Ndi Zitsulo Zingati Zomwe Zingagwilitsidwe Ntchito Ndi Investment Kuponyera Kumalo Anu?
Pafupifupi zitsulo zachitsulo komanso zosapanga dzimbiri komanso zopangira miyala zimatha kuponyedwa ndi kuponya ndalama. Koma, potaya sera yathu yotayika, timakonda kuponyera chitsulo cha kaboni, chitsulo chosapanga dzimbiri, chitsulo chosapanga dzimbiri, chitsulo chosapanga dzimbiri chosapanga dzimbiri, chitsulo chosapanga dzimbiri, chitsulo chosungunula, zotayidwa ndi mkuwa. Kuphatikiza apo, mapulogalamu ena amafuna kugwiritsa ntchito ma alloys ena apadera omwe amagwiritsidwa ntchito makamaka m'malo ovuta. Ma alloys awa, monga Titanium ndi Vanadium, amakwaniritsa zofunikira zina zomwe sizingatheke ndi ma alloys ofanana a Aluminium. Mwachitsanzo, ma alloys a Titanium nthawi zambiri amagwiritsidwa ntchito popanga makina amagetsi ndi ma vanese opangira injini zamagetsi. Ma Cobalt-base ndi Nickel-base alloys (okhala ndi zinthu zingapo zachiwiri zomwe zidawonjezeredwa kuti akwaniritse mphamvu-yamphamvu, dzimbiri-mphamvu ndi zinthu zosagwira kutentha), ndi mitundu ina yazitsulo.
12- Chifukwa Chiyani Kuponyera Investment Kumatchedwanso Precision Casting?
Kuponyera ndalama amatchedwanso kuponyera mwatsatanetsatane chifukwa ali pamwamba bwino kwambiri ndi olondola kuposa njira ina iliyonse kuponyera. Makamaka pa kuponyera silika sol, ma castings omalizidwa amatha kufikira CT3 ~ CT5 mu kulolerana kwamajometri ndi CT4 ~ CT6 mu kulolerana kwapadera. Pazomwe zimapangidwa ndi ndalama, padzakhala zochepa kapena sipadzakhala zofunikira kupanga makinawo. Kumlingo, kuponyera ndalama kumatha kulowa m'malo mwa makina osokonekera.
13- Chifukwa Chiyani Kutaya Sera Ndikuponyera Kotchedwa Investment Kuponyera?
Kuponyera ndalama kumatchedwa dzina lake chifukwa mawonekedwe (sera) amafanizidwa ndi zinthu zomwe zimazunguliridwa pozungulira. "Okhazikika" apa akutanthauza kuzunguliridwa. Zolemba za sera ziyenera kuwerengedwa (kuzungulira) ndi ziboliboli zotsutsa kuti zisawonongeke kutentha kwazitsulo zazitsulo zosungunuka panthawi yoponya.