Vanhu vazhinji pavanonzwa 'mashell ekuumba simbi dzakaumbwa,' vanofananidzira kukanda kwakatsetseka, kuri pedyo-neti-shape, pamwe muviri wevharuvhu kana pombi yepombi, vofunga kuti basa rinonyanya kuitwa. Ndiwo musungo wekutanga. Chokwadi ndechekuti, maitiro egoko, nejecha rawo rakavharwa neresin, anokupa kudzikama uye kupera kwakanaka, asi nesimbi yakakandwa-kunyanya mamakisi senge ductile iron kana compacted graphite - ndiko kuroora kweforoma uye simbi inoraira kana chikamu chakamira. Ndakaona mapurojekiti akawandisa achigumburwa nekuti aingotarisa pane chaiyo mold uye akanganwa kuti simbi chinhu chipenyu panguva yekutonhora. Goko harifeme sejecha regirinhi; yakaoma. Chisungo ichocho munondo unocheka kumativi maviri.
Iyo Shell Maitiro: Kwete Ingori Yakanaka Mold
Ngatipindei mugrit. Iyo shell mold pachayo yakanaka kubva pamaonero emugadziri. Iwe unowana aya akatetepa, akaomeswa mahafu anobatana pamwe chete nediki flash. Kune ma geometries akaoma ane undercuts? Zvinowanzoita mari pane kuedza kuwana zvakafanana mujecha rakasvibira. Asi heino nuance munhu wese anopenya pamusoro: iyo thermal zvivakwa. Iro goko reresin-jecha rine mwero wekutonhodza wakasiyana pane wesimbi yakadirwa mariri. Nesimbi yegrey, urikutarisira kuumbwa kwe graphite flake; kukurumidza kutonhora muchikamu chakakosha kunogona kukurudzira kutonhora, kuita kuti chikamu chiite brittle paunoda kuti chigone kuchinjika. Ndinoyeuka batch yegiya blanks yatakaita - mazino profiles aive akakwana kubva muforoma, asi chitoro chemuchina chakanyunyuta nezvekupfekwa kwemidziyo. Zvakazoitika ndezvokuti, kutonhora kwemudzi wemazino, kwakakonzerwa nehoko inokurumidza kudhonza kupisa munzvimbo yakatetepa iyoyo, kwakanga kwaita kuti pave negumbo rakaomarara. Iyo mold yaive yakakwana, iyo yemidziyo spec yaive chaiyo, asi kudyidzana pakati pavo kwakagadzira dambudziko.
Apa ndipo panoratidza chiitiko chemuvambi. Kambani yakadai Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), nemakumi emakore avo mumutambo, vangadai vakamhanyira mune izvi. Unogona kuwana maitiro avo kumatambudziko akadaro pane yavo portal pa https://www.tsingtaocnc.com. Hazvisi zvekuva nemashiripiti formula; ndezvekuva nenhoroondo yedata rekugadzirisa kuumbwa kwejecha regoko kana tembiricha yepre-heat ye modhi kuti igadzirise kutonhora uku. Dzimwe nguva, iko kupikisa-intuitive kufamba, sekushandisa ganda rakakora zvishoma kudzikamisa mwero wekutanga wekutonhora munzvimbo dzakati.
Uye uremu. Pane zvinotendwa zvakajairika kuti kuumbwa kwegoko ndekwezvikamu zvidiki chete. Ichokwadi inokunda ipapo, asi ndaona ichishandiswa zvinobudirira zvikamu zvesimbi kusvika ku50-60 kg. Iyo yekumisa haiwanzo huremu, asi iyo pateni inodhura uye yekudurura logistics. Kune yakakwira-vhoriyamu kumhanya kweakaomesesa injini bracket, mutengo wepateni unowana amortized nekukurumidza. Nekuda kumwe chete? Kanganwa nezvazvo. Iwe uri nani kubva usina-kubikira kana kunyange wakagadzirwa kubva kune yakasimba. Iyo economics inoraira maitiro sekuwanda kunoita engineering.
Sarudzo dzeZvinhu: Sei Iron uye Nei Iine Manomano
Tinotaura nezvazvo shell mold casting mupfungwa yakajairika, asi sarudzo yezvinhu inoshandura zvese. Zvinyorwa zveQSY zvakanyorwa-simbi yakakandwa, simbi, isina tsvina, alloys akakosha-chimwe nechimwe chinoimba rwiyo rwakasiyana nemaitiro egoko. Kanda simbi, kunyanya ductile (SG iron), inodiwa nechikonzero. Kuyerera kwayo kwakanaka, inozadza iwo akaomesesa magoko magonhi zvinoyevedza, uye shrinkage inogoneka. Asi kurapa nodulasing (kuwedzera magnesium) inguva-isinganzwisisike oparesheni. Iwe une hwindo rekutora iyo simbi yakagadziriswa kubva paladle kupinda muforoma isati yapera. Iyo goko rekuumba mutsara inoda kuwiriraniswa neyechoto tepi. Kunonoka kweminiti kunogona kureva mutsauko uripo pakati pe spherical graphite uye degenerate mafomu, kuuraya iyo ductility.
Grey iron inonyanya kuregerera kumberi ikoko, asi ipapo uri kurwisana nekuwedzera kubva pakunaya kwegraphite panguva yekusimba. Iyo rigid shell mold inogona kunyatso batsira kuramba kuwedzera uku, zvichitungamira kune denser, yakasimba castings ine njodzi shoma ye shrinkage porosity kana ichienzaniswa neinoburitsa girinhi jecha mold. Asi zvakare, chiyero. Kunyanya kuzvidzora kunogona kukonzera kupisa kubvarura. Iro parameter yekutamba: iron chemistry, kudurura tembiricha, mold tembiricha.
Ndinorangarira chirongwa che hydraulic valve body muGrade 300 grey iron. Iyo prototype kubva muchitoro chekuchinja-chinja yaitaridzika zvakanaka, asi vakatadza kuyedzwa kwekumanikidza. Porosity. Nyaya iyi yakatsvagirwa tembiricha yekudurura yaive yakadzikira zvakanyanya kukora kwegoko ravakashandisa. Simbi yakatanga kugwamba isati yanyatsodyisa zvikamu zvekupedzisira kuti zviome. Isu takasimudza kupisa kwakanyanya uye nekuwedzera madiki, akasarudzika mbabvu patani (inova homwe muforoma) kunanga kusimba. Zvakazvipedza. Ndidzo gadziriso dzeminiti idzi dzinopatsanura dhizaini inogona kushandiswa kubva kune yakavimbika chikamu. Rudzi urwu rwekugadzirisa matambudziko ndiwo musimboti wezvinopihwa nenyanzvi kwenguva refu, sezvakanyorwa munhoroondo yekushanda kwefemu yakaita seQSY, iyo yakafambisa nhaurirano idzi dzekugadzirisa zvinhu kweanopfuura makore makumi matatu.
Precision iRwendo, Kwete Kupihwa
'Precision casting' ishoko rinokandwa zvakasununguka. Nekuumbwa kwegoko, iko kurongeka kunobva mukuumbwa, asi zviyero zvekupedzisira zvinokonzerwa nesimbi inonyura pagomba iroro. Patani midziyo yakakosha. Inofanirwa kuverengera shrinkage yesimbi (iyo inosiyana pakati pegrey uye ductile) uye chokwadi chekuti goko pacharo rinowedzera zvishoma kana richipisa. A good patternmaker anovaka mucontraction mutemo wakanangana nechinhu uye maitiro. Haisi nhamba yebhuku; rinobva pane zvakaitika.
Zvadaro pane post-casting movement. Kunyaradza kushushikana. Yakaoma, yakatetepa-madziro goko rekuumba simbi yakakandwa chikamu chinogona kubuda kunze kwe shakeout nekuvharirwa-mukati kushushikana. Kana iwe ukangotumira yakananga kuCNC machining, inogona kufamba paunenge uchicheka zvinhu kure, uchiparadza kushivirira. Iyo yakakodzera kushushikana-yekuzorodza anneal pamberi pechero inorema machining haigone kutaurirana kune zvakakosha zvikamu. Ndakadzidza izvi nenzira yakaoma pakutanga neimba ine flanged. Takagadzira bore nechiso, zvese zvekudhinda. Mushure mevhiki yekuchengetera, iyo flatness paflange yaive kunze kweiyo spec. Yakanga yazorora. Ikozvino, isu tinovaka mune iyo yekudziya kutenderera kune chero chinhu chinotaridzika kunyangwe kushomeka-kunetseka.
Izvi zvinobatanidza zvakananga ne-full-service model. Kambani inopa zvese kukanda uye mukati-mumba CNC machining, semasevhisi akatsanangurwa kuQSY, ane mukana wakakura. Ivo vanodzora kutevedzana kwese kubva pakusimba kusvika pakupera chikamu. Vanoziva chaizvo maitiro avo ekukandira pasi pechishandiso uye vanogona kugadzirisa maitiro kumusoro-pamwe shanduko shoma mufillet radius pane pateni-kuita kuti machining ezasi agadzikane. Iyo yakavharwa-loop sisitimu yausingawane kana kukanda uye machining zvakakamurwa pakati pevatengesi vanopomerana mhosva yekutsauka.
Kana Zvikashata: Kudzidza kubva kuChirasha
Hapana hurukuro yakavimbika pasina kutaura nezvekukundikana. Shell molding inonzwa yakasimba kusvika iyo isiri. Imwe yemhando yekutadza maitiro ndeye 'kupwanya ganda' panguva yekudira. Iwe unowana mold yakanaka, asi kana gating system isina kugadzirwa zvakanaka-kana simbi ikarova chikamu chitete chegoko zvakananga kana kupisa zvakanyanya-inogona kutsemura mold, zvichitungamira mukumhanya-kubuda kana zvimbi. Chinonyanya kunyengedza 'kupinza kwesimbi.' Simbi, pasi pekumanikidzwa kwemusoro wemetallostatic, inokwanisa kupinda mutsanga dzejecha kana goko risina kunyudzwa zvakakwana. Unopedzisira wava nevhu rakakasharara, regirazi-pepa-rakafanana nepamusoro risingaenzaniswi. Iyo inogadzirisa kazhinji iri mumusanganiswa wejecha: kugovanisa saizi yezviyo, resin yemukati, uye nguva yekurapa yegoko.
Imwe yakavanzika ndeye gasi defects. Iyo shell mold izere nemhepo inoputika kubva kune resin. Kana mhepo yekufema isina kukwana (idzo mapini madiki anoshandiswa kugadzira mhepo mupateni akakosha), kana kudira kwakanyanyisa, gasi rinobatwa. Inotaridza seinopenya, maburi akatenderedzwa ari pasi pevhu. Iwe unogona kusazviona kusvika waisa muchina. Isu takambove nebatch rese re ductile iron levers nenyaya iyi. Chikonzero chikuru? Batch nyowani resin ine zvishoma zvakasiyana kurapa maitiro. Makwati akanga asina kunyanya kuoma pavakaenda kunodira mutsetse. Chidzidzo chacho chaive chekuve nekuongorora kwakasimba kwezvinhu zvinouya uye yekutanga-chinyorwa deko rekuomarara bvunzo.
Aya haasi matambudziko edzidziso. Ndivo zvinhu zvezuva nezuva zvehwaro hwepasi. Hurefu hwekushanda hunoratidza kuti vakagadzira masisitimu ekubata nyaya idzi nekukurumidza. The 30-year tenure yakataurwa QSY haisi mutsara wekutengesa chete; ibhuku rezvinyorwa zvezviuru zvezvigadziriso zvakadaro uye magadzirirwo ekugadzirisa, angangove akaiswa mumaitiro avo ekushandisa ikozvino.
Iyo Real-World Fit uye Iyo CNC Handoff
Saka kupi goko rekuumba simbi yakakandwa kupenya zvechokwadi? Izvo ndezvezvikamu zvinoda musanganiswa wekuoma, vhoriyamu yakanaka, uye se-cast dimensional kurongeka. Funga mota turbo dzimba, hydraulic manifolds, mamwe pombi casings, uye yakakwirira-yekupedzisira architectural hardware. Iyo yekupedzisa yakanaka zvakakwana zvekuti kune isiri-yekuzora nzvimbo, iwe ungangoda kupfurwa kwakajeka, kuchengetedza pamutengo wekugadzira.
Asi ngativei pachena: ingangove nguva dzose iri pre-machining process. Iko kukosha kwechokwadi kunowanikwa mune machining fixture. Iyo yakagadzirwa zvakanaka-yakaumbwa-yakaumbwa kukanda inofanirwa kugara muCNC vise kana pane chigadziriso chine kushoma kuzununguka, ine inopindirana madziro ukobvu, uye ine datum nzvimbo dzakakandwa zvakavimbika. Kufembera uku ndiko kunobhadhara zvitoro zvemachining. Iyo inoderedza yavo yekuseta nguva uye chishandiso kutyora njodzi. Uku ndiko kuwirirana pakati pekukanda uye machining iyo inomira yakasanganiswa mupi inokwirisa. Iwe unogona kuona iyi yakabatanidzwa kugona yakaumbwa seyokutanga inopa pa tsngtaocnc.com, kuratidza rwendo kubva mukuumbwa kusvika pakupera chikamu.
Mukupedzisira, kutsanangura kuumbwa kwegoko resimbi yakakandwa hakusi kungomaka bhokisi padhirowa. Iko kusarudza nzira chaiyo ine makomba chaiwo uye zvakanakira. Inoda mutengesi anonzwisisa nzira kwete sechiito chekugadzira mold, asi sechiitiko chesimbi. Nzvimbo yakatsetseka inongova pokutangira; zvese zvinoitika kubva kuchitoro chepeteni kusvika kune shakeout, uye zvakanyanya, kuburikidza nekupisa kupisa uye pamubhedha weCNC, zvinotsanangura kana iyo inopenya yekukanda ikava chikamu chakavimbika kana chinodhura mapepa. Maitiro acho ane hudzamu, uye kudzika uku ndiko uko huinjiniya chaihwo-uye mari chaiyo yekuchengetedza kana kuwanda-inoitika.
