Kugadziridza Metals for Medical Device Manufacturing

Kuwedzera kwemakesi eCCIDID-19 kwakonzera kudiwa kwakanyanya kwemidziyo yekurapa, izvo zvakasimbisa kukosha kwekusarudzwa kwezvinhu zvevagadziri uye vagadziri vemidziyo yekurapa. Izvo zvakakosha kuti usarudze zvinhu zvakakodzera zvezvikamu zvekurapa nemidziyo kuti uve nechokwadi chekushandisa, mhando, uye kutevedzera zviyero. Kusarudza zvinhu zvakakodzera kunogona kupa mabhenefiti epamusoro mutengo-kushanda uye kuvimbika.

Metallic biomaterials kana simbi dzekurapa dzakashandiswa zvakanyanya mukugadzira zvekuvhiya zvekushandisa uye maturusi, zvichipa dzakasiyana siyana sarudzo dzekusarudza kubva. Kufambira mberi kwakabudirira kwezvinhu zvakaita secobalt-chromium alloy, simbi isina tsvina, titanium, uye akasiyana alloys, pamwe nekushandiswa kwavo kwakakura mukurapa mazino uye orthopedics, yakasimbisa kukosha kwesimbi yekurapa zvinhu mukugadzira mudziyo wekurapa.

Paunenge uchigadzira zvishandiso zvekurapa uye zvehutano zvinangwa, zvakakosha zvikuru kuti vagadziri vangwarire pakusarudza akakodzera mbishi. Kunze kwekusangana nezvinodiwa zveinjiniya zvekushandisa, zvinhu zvakasarudzwa zvinofanirwawo kuve nechokwadi chekusavapo kwenjodzi dzinogona kuitika kana dzasangana nemuviri wemunhu kana makemikari akasiyana anowanzo sangana munzvimbo dzekiriniki. Kunyatsotariswa kunofanirwa kupihwa kune zvese zvinoshanda zvinodiwa uye kuenderana kwemidziyo neyakagadzirirwa kushandiswa.

Muchikamu chemishonga uye chehutano, akawanda masimbi akachena uye simbi alloys zvakaratidza kukosha kwazvo. Ichi chinyorwa chichapfuura nepakati pemhando gumi nenhatu dzakajairika dzesimbi biomaterials uye simbi dzinoshandiswa mukugadzira michina yekurapa.

• 13 Mhando dzeMasimbi eChikamu Chikamu uye Chigadzirwa Chigadzirwa

Ngationei marudzi gumi nematatu akajairika emasimbi akachena uye alloys esimbi, mashandisiro awo, uye zvakanakira nekuipira mukugadzira mishonga uye hutano hwehutano.

1. Stainless Simbi

Simbi isina ngura yakanyatsokodzera kuwanda kwemidziyo yekurapa nekuda kweiyo isiri-chepfu, isingaparadzi, uye yakasimba. Uyezve, inogona kukwenenzverwa kusvika pakupera kwakanaka kunogona kucheneswa nyore. Sezvo simbi isina tsvina ichiwanikwa mune akasiyana siyana, imwe neimwe iine yakasarudzika michina uye kemikari zvivakwa, kusarudza mhando yakakodzera kwakakosha.

316 uye 316L Stainless simbi ndidzo dzinowanzo shandiswa mhando dzekurapa nekuboorwa kwemuviri nekuda kwekusakwanisa kuita ngura. Hunhu uhwu hwakakosha mukudzivirira kuora kweropa, izvo zvinogona kutungamirira kuhutachiona uye zvinogona kuuraya. Zvakare, simbi isina tsvina ine yakaderera-nickel mhando saka varwere havawanzo kutambudzika neallergic reaction kune nickel.

440 simbi isina tsvina inowanzo shandiswa mukugadzira maturusi ekuvhiya. Kunyange ichigona kupa yakaderera corrosion kuramba kana ichienzaniswa ne316, yayo yepamusoro kabhoni yemukati inobvumirakupisa kurapwa, zvichikonzera kusikwa kwemicheto inopinza zvakakodzera kucheka zviridzwa. Simbi isina tsvina inowana kushandiswa kwakapararira mukurapa kwemapfupa, sekutsiva majoini ehudyu uye kudzikamiswa kwemabhonzo akatyoka uchishandisa screws nema plates. Zvakare, inowanzoshandiswa kugadzira maturusi ekuvhiya akasimba uye ari nyore kucheneswa senge hemostats, tweezers, forceps, uye mimwe michina inoda kusimba uye sterility.

Sezvo simbi isina tsvina iine iron, iyo inogona kutungamirira mukuora nekufamba kwenguva, kune njodzi kune yakatenderedza tishu sezvo inodyarwa ichidzikira. Mukuenzanisa, simbi dzekurapa senge titanium kana cobalt chrome inopa yakakura kusaonda. Zvisinei, ona kuti mamwe masimbi aya anogona kudhura zvakanyanya.

2. Mhangura

Nekuda kwesimba rayo shoma.mhangura haishandiswe zvakanyanya kugadzira michina yekuvhiya nemaimplants. Nekudaro, iyo inozivikanwa antibacterial uye antiviral maitiro inoita kuti ive sarudzo yakapararira mumunda wekuvhiya nekudzivirira zvirwere.

Kushandiswa kwakananga kwemhangura yezvigadziriso zvekurapa hakuna kujairika nekuda kwekupfava kwayo uye inogona kuita chepfu mukati metishu. Nekudaro, mamwe maalloys emhangura achiri kushandiswa mukuisa mazino uye kuderedza njodzi dzehutachiona mukuvhiyiwa kwebhonzo.

Mhangura inokunda zvechokwadi sesimbi yekurapa nekuda kweiyo yakasarudzika antiviral uye antibacterial properties. Izvi zvinoita kuti mhangura ive chinhu chakanakira nzvimbo dzinowanzobatwa, senge mibato yemagonhi, njanji dzemubhedha, uye ma switch. Chii chinosiyanisa mhangura ndechokutiFDAyakabvumidza anopfuura mazana mana akasiyana emhangura alloys sebiocidal, kudzivirira kutapurirana kwehutachiona seSARS-CoV-2.

Kana yakaratidzwa kune zvakatipoteredza, mhangura yakachena inopinda nyore nyore oxidation, zvichikonzera ruvara rwegirini. Pasinei neizvi, inochengetedza maitiro ayo antimicrobial. Nekudaro, vamwe vanhu vanogona kuona iyo discloration seisinganakidze. Kugadzirisa izvi, alloys anowanzo shandiswa, achipa akasiyana mazinga ekubudirira kurwisa hutachiona. Imwe sarudzo ndeye kushandisa yakaonda-firimu mabhanhire kudzivirira oxidation uchichengetedza antibacterial zvimiro zvemhangura.

3. Titanium

Titanium inofarirwa zvakanyanya pakati pesimbi dzinowanzo shandiswa mukugadzirwa kwemidziyo yekurapa. Kunze kwemidziyo yekurapa yemukati, inoshandiswawo mukugadzira michina yekunze semidziyo yekuvhiya, midziyo yemazino, uye giya remapfupa. Pure titanium, inozivikanwa nekuve inert yakanyanya, ndiyo inodhura zvakanyanya sarudzo inowanzochengeterwa ultra-high kuvimbika zvikamu kana izvo zvakagadzirirwa kushandiswa kwenguva refu mukati memuviri wemurwere mushure mekuvhiyiwa.

Mazuva ano, titanium inowanzoshandiswa sechinzvimbo chesimbi isina tsvina, kunyanya mukugadzirwa kwezvitsigiso zvemapfupa uye zvinotsiva. Titanium ine simba rakafanana uye kusimba kune simbi isina tsvina asi ichireruka mukurema. Uyezve, inoratidza yakanakisa biocompatibility zvivakwa.

Titanium alloys akakodzera zvakanyanya kuisirwa mazino zvakare. Izvi zvinokonzerwa nekuti titanium inogona kushandiswa mukatisimbi 3D kudhinda kugadzira zvikamu zvakagadziridzwa zvizere zvichibva pane zvakaongororwa murwere uye X-rays. Izvi zvinogonesa isina kukwana uye yakasarudzika mhinduro.

Titanium inomira pachena nekuda kwehuremu hwayo uye hwakasimba hunhu, inodarika simbi isina simbi maererano nekushomeka kwekuora. Kunyanguvezvo, pane zvimwe zvinoganhurirwa zvokufunga nezvazvo. Titanium alloys inogona kuratidza kusakwana kuramba kuneta pasi pemitoro inoenderera. Uyezve, kana ikashandiswa mukutsiva majoini, titanium haigone kusimba mukukweshana nekupfeka.

4. Cobalt Chrome

Yakagadzirwa ne chromium uye cobalt,cobalt chrome is a alloy inopa zvakati wandei zvakanakira zvekuvhiya zviridzwa. Kukodzera kwayo3D kudhindauyeCNC machining inobvumira kuumbwa kuri nyore kwemafomu anodiwa. Uyezve,electropolishing inoshandiswa kuti ive nechokwadi chepamusoro, kuderedza njodzi yekusvibiswa. Iine hunhu hwakanaka hwakadai sesimba, kupfeka kuramba, uye yakakwirira-tembiricha kutsungirira, cobalt chrome iri pakati pezvisarudzo zvepamusoro zvesimbi alloys. Iyo biocompatibility inoita kuti ive yakanaka kune orthopedic prosthetics, majoini ekutsiva, uye mazino anodyara.

Cobalt chrome alloys anotariswa zvakanyanya simbi dzekurapa dzinoshandiswa kutsiva hudyu uye pfudzi socket. Nekudaro, pave nekunetsekana pamusoro pekugona kuburitswa kwecobalt, chromium, uye nickel ions muropa sezvo maalloys aya zvishoma nezvishoma achipera nekufamba kwenguva.

5. Aluminium

Kashoma kubata zvakananga nemuviri,aluminium inoramba ichishandiswa zvakanyanya mukugadzirwa kwemidziyo yakasiyana-siyana yekutsigira iyo inoda kureruka, yakasimba, uye inodzivirira corrosion. Mienzaniso inosanganisira simbi dzinopinzwa mutsinga, tsvimbo, mafuremu emibhedha, mawiricheya, nemabhonzo. Nekuda kwemaitiro ekuita ngura kana oxidize, zvikamu zvealuminium zvinowanzoda pendi kana anodizing maitiro kuti awedzere kusimba uye hupenyu hwawo.

6. Magnesium

Magnesium alloys isimbi dzekurapa dzinozivikanwa nekureruka kwadzo uye simba, dzakafanana nehuremu uye kusimba kwemapfupa echisikigo. Uyezve, magnesium inoratidza biosafety sezvo yakasikwa uye zvakachengeteka biodegrades nekufamba kwenguva. Ichi chivakwa chinoita kuti ive yakakodzera kune zvenguva stents kana bone graft kutsiva, kubvisa kudiwa kwechipiri kubviswa maitiro.

Nekudaro, magnesium oxidizes nekukurumidza, zvichidikanwakurapwa kwepamusoro . Pamusoro pezvo, kugadzira magnesium kunogona kuve kwakaoma uye matanho ekudzivirira anofanirwa kutorwa kudzivirira zvingangoita kusagadzikana neokisijeni.

7. Ndarama

Ndarama, ingangove imwe yemasimbi ekutanga kushandiswa, inodada nekusaita ngura uye biocompatibility. Kusagadzikana kwayo kunobvumira kuumbwa kuri nyore, zvichiita kuti ive sarudzo yakakurumbira munguva yakapfuura yekugadziriswa kwemazino kwakasiyana-siyana. Zvakadaro, tsika iyi yave kushoma, goridhe rava kutsiviwa nesynthetic materialsmuzviitiko zvakawanda.

Nepo goridhe riine zvimwe zvinhu zvebiocidal, zvakakosha kuti uzive kuti mutengo wayo uye kushomeka kunomisa kushandiswa kwayo. Kazhinji, goridhe rinoshandiswa mune zvakatetepa platings kwete segoridhe rakasimba. Kuiswa kwegoridhe kunowanzo kuwanikwa pamakondukita, waya, uye zvimwe zvidiki-magetsi zvikamu zvinoshandiswa mumagetsi ekusimudzira magetsi uye.sensors.

8. Platinum

Platinamu, imwe simbi yakatsiga uye inert, inoonekwa seyakanakisa sarudzo yemidziyo yekuvhiya nemidziyo nekuda kweiyo biocompatibility uye yakasarudzika conductivity. Waya dzeplatinamu dzakapfava dzinowana kushandiswa kwakakura mumagetsi emukati maimplants sezviyamuro zvekunzwa uye pacemaker. Uyezve, platinamu inowana mashandisiro ayo ane chekuita neurological kusagadzikana uye yekutarisa mafungu ehuropi.

9. Sirivha

Zvakafanana nemhangura, sirivheri ine inherent antimicrobial properties, zvichiita kuti ive yakakosha mumashandisirwo akasiyana-siyana. Iyo inowana utility mune stents, uye isina-kutakura-kutakura-kutakura maimplants, uye inotobatanidzwa mumakomisheni esimende anoshandiswa pfupa plastering. Pamusoro pezvo, sirivha inosanganiswa ne zinc kana mhangura kugadzira mazino anozadza.

10. Tantalum

Tantalum inoratidzira hunhu hunoshamisa hwakadai sekupisa kupisa kwakanyanya, kugona kushanda kwakanakisa, kuramba kune acids uye ngura, pamwe nekubatanidzwa kweductility uye simba. Sesimbi yakanyanya porous refractory, inofambisa kukura kwemapfupa uye kubatanidzwa, zvichiita kuti ive yakakodzera kuisirwa pamberi pefupa.

Tantalum inowana kushandiswa mune zvakasiyana-siyana zvekurapa zviridzwa uye diagnostic marker matepi nekuda kwekudzivirira kwayo kumvura yemuviri uye kusaita ngura. Kuuya kwe3D kudhindayaita kuti tantalum ishandiswe mu cranial bone kutsiva uye midziyo yemazino sekorona kanascrew posts. Nekudaro, nekuda kwekushaikwa kwayo uye mutengo, tantalum inowanzoshandiswa muzvinhu zvakaumbwa kwete mune yayo yakachena fomu.

11. Nitinol

Nitinol ialloy inoumbwa ne nickel uye titanium, inozivikanwa nekusarudzika kwayo kusaita ngura uye biocompatibility. Yayo yakasarudzika crystalline chimiro inobvumira iyo kuratidza superelasticity uye yakaumbwa ndangariro maitiro. Izvi zvivakwa zvakashandura indasitiri yemidziyo yekurapa nekubvumira izvo zvinhu kuti zvidzokere kuchimiro chayo chepakutanga mushure mekushanduka, zvichibva pane imwe tembiricha.

Mumaitirwo ekurapa uko kurongeka kwakakosha, nitinol inopa shanduko yekufamba munzvimbo dzakasimba uchichengetedza kusimba kutsungirira kurema (kusvika 8%). Huremu hwayo huremu uye kuita kwakanaka kunoita kuti ive sarudzo yakanaka yekugadzira akasiyana biomedical application. Mienzaniso inosanganisira orthodontic wires, bone anchors, staples, spacer devices, heart valve tools, guidewires, uye stents. Nitinol inogona zvakare kushandiswa kugadzira mamakisi uye mitsara yekuongorora yekutsvaga mazamu emazamu, ichipa mashoma asingapindire sarudzo dzekuongororwa uye kurapwa kenza yemazamu.

12. Niobium

Niobium, refractory yakakosha simbi, inowana kushandiswa mumidziyo yemazuva ano yekurapa. Iyo inozivikanwa nekusarudzika inertness uye biocompatibility. Padivi pehunhu hwayo hwakakosha hunosanganisira yakakwira yekupisa uye magetsi conductivity, niobium inowanzoshandiswa mukugadzirwa kwezvinhu zvidiki zvepacemaker.

13. Tungsten

Tungsten inowanzoshandiswa mumidziyo yekurapa, kunyanya mukugadzirwa kwemachubhu ezvishoma zvinopinda maitiro senge laparoscopy uye endoscopy. Iyo inopa simba remagetsi uye inogona zvakare kuzadzisa kudiwa kweradiopacity, ichiita kuti ive yakakodzera kune fluorescence yekuongorora maapplication. Pamusoro pezvo, kuwanda kwe tungsten kunodarika iyo yemutobvu, zvichiita kuti ive imwe nzira ine hushamwari yezvakatipoteredza yezvinhu zvinodzivirira mwaranzi.

Biocompatible Materials Available for Medical Devices

Kana zvasvika kune biocompatible zvinhu zvinoshandiswa mukuchengetedza hutano marongero, ivo vanofanirwa kutevedzera chaiwo maitiro angave asingashande kune zvimwe zvigadzirwa.

Semuenzaniso, ivo vanofanirwa kunge vasina chepfu kana vachisangana nenyama yemunhu kana mvura yemuviri. Pamusoro pezvo, vanofanirwa kuve nekupikisa makemikari anoshandiswa kuvharisa, senge makuchenesa nemishonga inouraya utachiona. Panyaya yesimbi dzekurapa dzinoshandiswa pakudyara, dzinofanirwa kunge dzisiri muchetura, dzisiri-corrosive, uye dzisiri-magnetic. Tsvagiridzo inoramba ichiongorora matsva esimbi alloys, pamwe nezvimwe zvinhu zvakaitaplastikiuyeceramic , kuongorora kukodzera kwavo sezvinhu zvinopindirana nezvinhu. Uyezve, zvimwe zvinhu zvinogona kunge zvakachengeteka pakubata kwenguva pfupi asi zvisina kukodzera kuisirwa zvachose.

Nekuda kwezvakasiyana zvakasiyana zvinosanganisirwa, masangano anodzora akaita seFDA muUnited States, pamwe nemamwe masangano epasi rose, haabvumidze zvigadzirwa zvemidziyo yekurapa paseti. Pane kudaro, kupatsanurwa kunopihwa kune chekupedzisira chigadzirwa kwete icho chinoumba zvinhu. Zvakadaro, kusarudza biocompatible material inoramba iri nhanho yekutanga uye yakakosha kusvika pakuwana iyo yaunoda kupatsanura.

Sei Metals ari Iwo Anofarirwa Material kune Medical Device Machikamu?

Mumamiriro ezvinhu apo simba rinoshamisa uye kuoma kunodiwa, simbi, kunyanya muzvikamu zviduku zvemuchinjikwa, kazhinji ndiyo inosarudzwa. Izvo zvakanyatsokodzera zvikamu zvinoda kuumbwa kana kugadzirwa mumafomu akaomarara, sengeprobes , mashizha, uye zvibodzwa. Uyezve, simbi dzinopfuura mumichina zvikamu zvinodyidzana nezvimwe zvinhu zvesimbi senge levers,gears , masiraidhi, uye zvinokonzeresa. Izvo zvakare zvakakodzerwa nezvikamu zvinopinda zvakanyanya-kupisa sterilization kana kuti zvinoda zvemhando yepamusoro michina uye yemuviri zvivakwa zvichienzaniswa nepolymer-based zvinhu.

Simbi dzinowanzopa nzvimbo yakasimba uye inopenya inoita kuti zvive nyore kuchenesa uye kuchenesa. Titanium, titanium alloys, simbi isina tsvina, uye nickel alloys anofarirwa zvakanyanya mumidziyo yekurapa nekuda kwekugona kwavo kuzadzisa zvichemo zvekuchenesa mukushandisa kwehutano. Sezvineiwo, simbi dzinowanzoita isingadzoreki uye inoparadza pamusoro oxidation, senge simbi, aruminiyamu, kana mhangura, haabatanidzwe kubva mukushandisa kwakadaro. Idzi simbi dzepamusoro-soro dzinozvirumbidza zvivakwa zvakasiyana, zvimwe zvinogumira, uye kusarudzika kuita zvakasiyana. Kushanda nezvinhu izvi kunoda hunyanzvi hwekugadzira nzira, dzinogona kusiyana kubva kune dzinowanzo shandiswa nesimbi dzakajairwa kana mapurasitiki, ichipa huwandu hwemikana yezvigadzirwa mainjiniya.

Mafomu Anofarirwa eImwe Simbi Inoshandiswa Kwezvokurapa Zvishandiso

Kune akati wandei mafomu etitanium alloys, simbi isina tsvina, uye akaomeswa alloys ayo anowanzo shandiswa muindasitiri yezvokurapa, kusanganisira ndiro, tsvimbo, foil, tambo, shizha, bhawa, uye waya. Aya mafomu akasiyana anodiwa kuti asangane nezvinodiwa chaizvo zvemidziyo yekurapa, iyo inowanzova diki uye yakaoma muzvisikwa.

Kugadzira aya maumbirwo, otomatikistamping press vanowanzo shandirwa. Mitsetse uye waya ndiyo inonyanya kushandiswa kutanga zvinhu zverudzi urwu rwekugadzirisa. Aya mafomu echigayo anouya muhukuru hwakasiyana, ane mitsetse yakakura kubva kune yekupedzisira-yakatetepa foil pa 0.001 in. kusvika 0.125 mukati., uye waya yakatsetseka inowanikwa muhukobvu hwe 0.010 in. kusvika 0.100 in., uye hupamhi hwe0.150 in. kusvika 0.750 in. .

Mafungiro eKushandisa Metals muMedical Devices Manufacturing

Muchikamu chino, tichapfuura nezvinhu zvina zvakakosha pakushandisa simbi yekugadzira michina yekurapa, iko kugadzira, kuumbwa, kuomarara kutonga, uye.pamusoro pekupedzisira.

1. Machining

Iyo machining zvimiro zve6-4 alloy zvakanyanya kufanana neaya eaustenitic stainless simbi, ane ese ari maviri emidziyo akatenderedza 22% yeAISI B-1112 simbi. Zvisinei, inofanira kucherechedza kuti titanium inopindirana ne carbide tooling, uye izvi zvinowedzerwa nekupisa. Naizvozvo, zvinokurudzirwa kushandisa mafashama anorema nekucheka fluid paunenge uchigadzira titanium.

Izvo zvakakosha kuti usashandise zvinwiwa zvine halogen, sezvo zvichigona kuunza njodzi yekukonzera kusagadzikana ngura kana isina kunyatsobviswa mushure mekuita machining.

2. Formability

Mastampers anowanzosarudza zvinhu zviri nyore kutonhora fomu. Nekudaro, zvakakosha kuti ticherechedze kuti kuumbwa kwakabatana kune chaiyo zvivakwa zvinotsvakwa nevatengi kana vachisarudza aya alloys, akadai sekuoma kwakanyanya uye simba.

Semuyenzaniso, mastaples ekuvhiya anofanirwa kuve nesimba rakanyanya kudzivirira kupatsanura, kunyangwe iine slim cross-section. Panguva imwecheteyo, dzinofanirwa kuve dzakanyatso kugadzirwa kuti dzibvumire vanachiremba vanovhiya kuti vavhare zvakasimba vasingade maturusi ekushandisa.

Kuwana kuenzanisa pakati pesimba uye kuumbwa kunogona kuitwa zvinobudirira panguva yekudzokorora nhanho. Nekunyatsotenderedza tambo kuenda kugeji yaunoda uye kushandisa annealing pakati pemapasi kurwisa mhedzisiro yekuomesa basa, mwero wakakwana wekuumbwa unowanikwa.

Rerollers anoshandisa maitiro ekuchinjanisa kupisa kupisa uyekuvhuvhuta kunotonhorakupa chinhu chakaumbwa chakanyatsokodzera kuumba, kudhirowa, uye kubaya uchishandisa zvakajairika multislide uye multidie stamping michina.

Nepo iyo ductility yetitanium uye alloys ayo angave akadzikira pane mamwe anowanzo shandiswa masimbi emuumbirwo, zvigadzirwa zvemitsetse zvinogona kuumbwa zviri nyore pakupisa kwekamuri, kunyangwe zvishoma nezvishoma pane simbi isina tsvina.

Mushure mekutonhora kuumbwa, titanium inoratidzira kudzoka nekuda kweiyo yakaderera modulus ye elasticity, iyo inenge hafu yesimbi. Zvinokosha kucherechedza kuti dhigirii chitubu shure kuwedzera nesimba resimbi.

Kana tembiricha yekamuri kuedza isina kukwana, kuumba mashandiro anogona kuitwa patembiricha yakakwira sezvo ductility yetitanium inowedzera nekupisa. Kazhinji, mitsetse isina kurongeka yetitanium uye mashizha anotonhora-akaumbwa.

Zvisinei, pane musiyano nokudaalpha alloys , iyo inombodziiswa kune tembiricha iri pakati pe600°F kusvika 1200°F kudzivirira chitubu kudzoka. Izvo zvakakosha kuti uzive kuti kupfuura 1100 ° F, oxidation yetitanium nzvimbo inova kunetseka, saka kushanda kwekudzikisa kungave kuri madikanwa.

Sezvo kutonhora-welding hunhu hwetitanium hwakakwirira kupfuura simbi isina tsvina, kukwirisa kwakakodzera kwakakosha pakuvhiya kupi zvako kunosanganisira titanium inosangana ne.simbi inofakana kugadzira michina.

3. Kudzora Kuoma

Kushandisa rolling uye annealing maitiro kuti uwane chiyero pakati pekuumbwa uye simba mune alloys. Nekuvharira pakati pega rega rekukunguruka, mhedzisiro yekuomesa basa inobviswa, zvichikonzera hasha dzinodiwa dzinochengetedza simba rechinhu ichipa iyo inodiwa kuumbwa.

Kuti usangane neakaomesesa zvirevo uye kuderedza mitengo, nyanzvi paHUAYI GROUP inogona kubatsira mukusarudza alloy uye kupa mhinduro dzakakwana kune yako yekurapa simbi machining. Izvi zvinoita kuti maalloys ave nemusanganiswa unodiwa wezvivakwa, uchienderana nezvinodiwa uye zvinomanikidza.

4. Pamusoro Pedzisa

Munguva yereroll nhanho, kupera kwepamusoro kwetitanium-yakavakirwa uye simbi isina tsvina zvigadzirwa zvinotemwa. Vagadziri vane dzakasiyana siyana sarudzo dzekusarudza kubva, dzinosanganisira kupenya uye kupenya kupedzisa, matte nzvimbo inofambisa kufambiswa kwemafuta, kana imwe nzvimbo yakasarudzika inodiwa pakubatanidza, brazing, kana welding zvinangwa.

Iyo yepamusoro inopera inogadzirwa nekusangana pakati pebasa rebasa uye zvinhu zviri mugiyo rekukunguruka. Semuyenzaniso, kushandisa carbide rolls yakakwenenzverwa kunoguma negirazi-kupenya uye kupenya kupera, ukuwo pfuti-yakaputika simbi rolls inoburitsa matte kupera nekukasharara kwe20-40 µin. RMS. Shot-blasted carbide rolls inopa kupera kwakashata ne18-20 µin. RMS roughness.

Iyi nzira inokwanisa kugadzira nzvimbo ine roughness inosvika 60 µin. RMS, inomiririra mwero wepamusoro wepamusoro roughness.

Masimbi Anowanzo Kushandiswa uye Alloys yeKurapwa Zvikumbiro

Simbi isina simbi, titanium, uye nickel-based alloys anonzwisiswa semidziyo yepamusoro kana ichienzaniswa neyakajairwa. Nekudaro, ivo vanounzawo huwandu hwakakura hwekugona patafura. Izvi zvinhu zvine kugona kugadzirisa hunhu hwazvo hwemuchina kuburikidza nemaitiro akadai sekudziya, kutonhora, uye kudzima. Uyezve, panguva yekugadzirisa, vanogona kuenderera mberi nekugadziridzwa sezvinodiwa. Semuyenzaniso, kukungurutsa simbi kuita mageji matete kunogona kuwedzera kuomarara kwawo, ukuwo annealing inogona kudzoreredza zvivakwa zvadzo kuhasha chaidzo, zvichibvumira kuumbwa kwemutengo usingadhuri.

Masimbi aya anoita zvakanaka mukatizvekurapa zvikumbiro . Ivo vanoratidza kusarudzika corrosion kuramba, vane yakakwirira mechanicha kugona, vanopa huwandu hwakasiyana hwepamusoro hwekurapa sarudzo, uye inopa yakanakisa kugadzirwa kwakasiyana-siyana kana vagadziri vajairana nekuoma kwavo.

Mhedziso

Paunenge uchigadzira michina yekurapa, zvakakosha kuti unyatsosarudza simbi dzakakodzera. Simbi dzinowanzo shandiswa pachinangwa ichi dzinosanganisira simbi isina tsvina, titanium, cobalt chrome, mhangura, tantalum, uye platinamu. Aya masimbi anofarirwa nekuda kweakanakisa biocompatibility uye kusimba. Kunyangwe palladium iri kuwanawo kuzivikanwa, kushandiswa kwayo kushoma nekuda kwemitengo yakakwira. Tinovimba kuti gwara rino richakubatsira mukutsvaga simbi yakakodzera inozadzisa zvirongwa zvako zvekurapa kana maapplication.