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Powder Metallurgy Tooling Dhizaini

2024-09-27

Powder metallurgy inoshandura simbi kana isiri-simbi hupfu kuita zvidimbu zvine maumbirwo chaiwo, zvimiro uye saizi kuburikidza nematanho akadai sekusanganisa hupfu, kudzvanya uye kupinza. Mukuita uku, mold haingori chishandiso chekuumba chete, asiwo chinhu chakakosha pakuona mhando yechigadzirwa, kudzora mutengo uye kugona kugadzira. Nokudaro, kukosha kwekugadzira mold kunozviratidza.

 

Dhizaini yeupfu metallurgy molds inoda kunyatso funga nezvemuviri uye kemikari zvimiro zvehupfu, maitiro emuchina panguva yekuumbwa, uye shanduko yedimensional mushure mekupisa. Semuenzaniso, iyo fluidity yehupfu inobata zvakananga kuzadza yunifomu, nepo kudzvanya kudzvanywa kugovera kunoenderana zvakanyanya nekugadzirwa kwechimiro che mold. Mukuwedzera, kusarudzwa kwezvinhu zvekuumbwa kunodawo kufunga nezvekupfeka kupfeka, kugadzikana kwekupisa uye kuwirirana nehupfu kuti ive nechokwadi chokuti mold inochengetedza yakakwirira uye hupenyu hurefu panguva yekushandiswa.

 

Zvinoenderana neshumo yekutsvagisa neInternational Powder Metallurgy Association (IPMA), kugadzirisa dhizaini inogona kuvandudza zvakanyanya chiyero chegoho.upfu metallurgy zvigadzirwa, kuderedza chiyero chezvikara, uye nokudaro kuderedza mari yekugadzira. Panguva imwecheteyo, makambani mazhinji anozivikanwa akabudirira kuwana huviri hwekuvandudza mukuita kwechigadzirwa uye kugona kwekugadzira nekuenderera mberi nekuvandudza mold design.

 

Mold design nheyo

 

Kusarudzwa kwezvinhu

 

Mukugadzirwa kwehupfu metallurgy molds, kusarudzwa kwezvinhu ndiro basa rekutanga. Iyo yakanakira mold zvinhu zvinofanirwa kuve nekuoma kwakakwirira kuramba kupfeka, kusimba kwepamusoro kutsungirira mitoro yekukanganisa panguva yekutsikirira, uye yakanaka kugadzikana kwemafuta uye kushora kuramba kujairana nepamusoro-tembiricha sintering nharaunda.

 

Zvakajairika mold zvinhu zvinosanganisira simende carbide, inopisa basa die simbi, uye ceramics. Cemented carbide inoshandiswa zvakanyanya mumhando yepamusoro-mutoro nekuda kwekuoma kwayo uye nekunaka kupfeka kuramba; basa rinopisa rinofa simbi rinoita zvakanaka kana rakaiswa kune yakanyanya tembiricha uye kuchinjika kushushikana nekuda kwekudzikama kwayo kwekupisa uye kusimba; uye zveceramic zvinhu zvakanakira sarudzo mune dzakananga zviitiko nekuda kwekuomarara kwavo kwakanyanya uye kusagadzikana kwekuora.

 

Iyo yekupisa yekurapa maitiro ezvigadzirwa zve mold ine simba rakakosha pakuita kwavo. Semuenzaniso, kudzima uye kupisa kunogona kuvandudza kuoma uye kusimba kwesimbi yekuumbwa; carburizing inogona kuwedzera kuomarara uye kupfeka kuramba kweiyo mold pamusoro. Uye zvakare, matekinoroji ekurapa epamusoro akadai seakaomesesa chrome plating uye ceramic spraying anogona zvakare zvinobudirira kuwedzera hupenyu hwesevhisi ye mold.

 

Zvinoenderana nekutsvagisa kwakakodzera kwakaitwa neASM International (yaimbova American Society for Metals), kusarudzwa kwezvinhu zvine musoro uye maitiro ekupisa kupisa kunogona kuvandudza zvakanyanya kusapfeka uye hupenyu hwebasa re mold, nekudaro kuderedza mutengo wekugadzira.

 

upfu metallurgy mold design.jpg

 

Mold Structural optimization

 

Dhizaini yechimiro che mold inoda kufunga nezve kuumba mhedzisiro, dhizaini nyore uye mutengo wekugadzira. Kugadzirisa chimiro chekuumbwa kunogona kuvandudza kufanana kwekuzadza hupfu, kuderedza kukanganisa kwechigadzirwa, kurerutsa maitiro ekugadzira uye kuderedza mutengo wekugadzira.

 

Design concept:Iyo mold dhizaini dhizaini inofanirwa kutevedzera musimboti wemakanika chiyero kuti ive yunifomu yekumanikidza kugovera panguva yekutsikirira maitiro uye kudzivirira kukuvadzwa kwe mold kunokonzerwa nekushushikana. Panguva imwecheteyo, iyo inonzwisisika marongerwo edhimodhi nzira inofanirwawo kutariswa kuti ive nechokwadi chekuti chigadzirwa chiri nyore kugadzira uye mold haisi kukuvara nyore.

 

- Kuongorora nyaya:Mukugadzirwa kwepoda metallurgy brake pad molds, mugadziri wezvikamu zvemotokari akabudirira kugadzirisa matambudziko echigadzirwa chepamusoro uye kukuvara kwe mold nekugadzirisa iyo mold yekuparadzanisa nzvimbo uye dhizaini michina, ichivandudza zvakanyanya goho rechigadzirwa uye hupenyu hwesevhisi.

 

- Maonero ehunyanzvi:Nekuvandudzwa kweCAD/CAE tekinoroji, vanogadzira mold vanogona kushandisa simulation software kutevedzera uye kuongorora chimiro che mold, kufanotaura kuparadzirwa kwekushushikana uye deformation panguva yekuumbwa, nekudaro vachikwenenzvera chimiro chekuumbwa uye kuderedza huwandu hwemiyedzo yefodya uye mutengo wekugadzira.

 

upfu metallurgy tooling.jpg

 

Kurongeka uye hupenyu hwezviumbwa

 

Iko kurongeka uye hupenyu hwezviumbwa zviratidzo zvakakosha zvekuyera kuita kwavo. Yakakwirira-chaiyo molds inogona kuve nechokwadi chekuti chigadzirwa dimensional kurongeka uye mhando yepamusoro inosangana nezvinodiwa; nepo hurefu hwehupenyu hupfu hunogona kuderedza mari yekugadzira uye kuvandudza kushanda kwekugadzira.

 

- Precision control:Iko kurongeka kwekutonga kwe molds kunosanganisira akawanda maficha akadai sekugadzirisa kurongeka, kurongeka kwegungano uye kugadzirisa kwechokwadi. Yepamusoro-chaiyo yekugadziridza michina uye yepamusoro yekuyera tekinoroji ndiyo kiyi yekuve nechokwadi chekuumbwa kwechokwadi. Uye zvakare, inonzwisisika mold chimiro dhizaini uye maitiro ekugadzira anogona zvakare zvinobudirira kuvandudza mold kurongeka.

 

- Hupenyu hwekuwedzera zano:Kuwedzerwa kwehupenyu hwekuumbwa kunoda kutanga kubva pakusarudzwa kwezvinhu, maitiro ekupisa kupisa, dhizaini yekugadzira, kushandisa uye kugadzirisa uye zvimwe zvinhu. Semuenzaniso, shandisa yakakwirira-simba uye yakakwirira-kupfeka-inodzivirira mold zvinhu; optimize mold chimiro kuti uderedze kushushikana mupfungwa; gadzira zvirongwa zvine musoro zvekushandisa nekugadzirisa, nezvimwe.

 

-Mafungiro ezvehupfumi: Pane imwe chiyero pakati pekurongeka kwe mold uye hupenyu. Kunyanya kurongeka zvinodiwa kuchawedzera mutengo wekugadzira uye matambudziko ekugadzirisa; nepo hupenyu hupfupi hwakanyanyisa huchatungamira kune kazhinji kutsiva mold uye kuwedzera mutengo wekugadzira. Naizvozvo, mukugadzira mold dhizaini, zvinhu zvehupfumi zvinofanirwa kutariswa zvakazara kutsvaga chiyero chakanakisa pakati pemazvo nehupenyu.

 

New Direction muPowder Metallurgy Mold Dhizaini

Digital Revolution

 

Nekukurumidza kusimudzira kweCAD/CAE/CAM tekinoroji, dhizaini dhizaini yave nzira huru yeupfu metallurgy mold dhizaini. Dhizaini yedhijitari haingonatsiridza dhizaini uye hunhu, asi zvakare inoisa hwaro hwekuzadzikiswa kwehungwaru kugadzira.

 

Technology Frontier:

 

Mundima yedhizaini yedhijitari,upfu metallurgy 3D kudhinda tekinorojiinogonesa vanogadzira mold kuti vavake uye vagadzirise iyo 3D mold, inovandudza zvakanyanya kunaka uye kugona kwedhizaini. Panguva imwecheteyo, kushandiswa kwe finite element analysis (FEA) tekinoroji inogonesa vagadziri kufanotaura kuparadzirwa kwekushushikana, deformation ye mold panguva yekuumbwa, uye hurema hunogona kuitika hwechigadzirwa padanho rekugadzira, kuitira kukwidziridza chirongwa chekugadzira pamberi uye kuderedza nhamba uye mutengo wemiyedzo yekuumbwa.

 

Pamusoro pezvo, nekukwira kwe cloud computing uye yakakura data tekinoroji, mold design yatangawo kutamira kune gore. Iyo Cloud dhizaini chikuva inopa simba rekombuta uye kugona kuchengetedza data, ichibvumira vagadziri kuti vawane zviwanikwa zvekugadzira chero nguva uye chero kupi, kushandira pamwe nenhengo dzechikwata munguva chaiyo, uye kuwana isina musono docking uye nekukurumidza iteration yedhizaini.

 

Simba rekuenzanisa:

 

Simulation tekinoroji yakaunza shanduko kune poda metallurgy mold dhizaini. Nekutevedzera shanduko yemuviri uye kemikari panguva yekuumbwa, vagadziri vanogona kunyatsofanotaura chimiro, saizi, kuita kwechigadzirwa uye kushushikana kwemuumbi, nekudaro optimize chimiro chekuumbwa uye kuumbwa kwemaitiro paramita. Uku kugona kwekufanotaura hakungonatsiridza mwero wekubudirira kwekugadzirwa kwechigadzirwa, asi zvakare kunopfupisa zvakanyanya kutenderera kwechigadzirwa uye kunoderedza mutengo webudiriro.

 

Semuyenzaniso, kuburikidza nekupisa kwekushushikana kwekufananidza, vagadziri vanogona kunzwisisa kukanganisa kwekushanduka kwekushisa mu mold panguva yekupisa pane zvinhu zvemukati, uyezve optimize inotonhorera sisitimu dhizaini ye mold kuderedza deformation uye kutsemuka kunokonzerwa nekupisa kwekushushikana kwe mold. Kune mumwe muenzaniso, kuburikidza nekuyerera kwehupfu simulation, vagadziri vanogona kufanotaura maitiro ekuzadza hupfu muforoma, kukwidziridza nzira yekuzadza uye vent dhizaini ye mold, uye kugadzirisa kufanana kwekuzadza hupfu uye chiyero chegoho.

 

Iine yakazara kugadzira uye kugadzirisa nzvimbo, JHMIM inogadzira inotarisa paupfu simbi tekinoroji uye simbi jekiseni molding (MIM). Isu tinopa akasarudzika simbi zvikamu, kunyanya yakakwirira-chaiyo zvinhu senge titanium alloys, kune vatengi pasi rese. Zvigadzirwa zvedu, izvo zvinotumirwa kuUS, Germany, Japan, nedzimwe nyika, ndezvemhando yepamusoro-soro, zvinouya nehurongwa hwakakwana hwetifiketi, uye zvinoremekedzwa zvakanyanya nevatengi. Ndapota taura nesu kune dzimwe sarudzo dzakakosha.