Muminda yemagetsi evatengi, zvipfeko zvemafashoni, zvemukati memotokari zvakagadzirwa nemunhu uye zvekurapa zvepamusoro-soro, kudhinda kwe3D kuri kupedzisa kusimudzira maindasitiri kubva pakugadzira ma prototypes kuenda kukugadzira zvigadzirwa zvekupedzisira zvakananga, kufambira mberi kukuru kweindasitiri ye3D printing elastomer iripo. Kudiwa kwemusika kwezvigadzirwa zvakadhindwa kwapfuura nezvinodiwa zve "printable uye formability", kuchinjira kukutsvaga ruzivo rwekupedzisira rwekunzwa uye mashandiro eindasitiri — zvakakosha kuti uwane kubata kwakapfava kunokodzera ganda uye magadzirirwo ekuona epamusoro, uku uchisangana nemaitiro uye mwero wekushanda kwekudhindwa kwemaumbirwo akarurama uye kushandiswa kwenguva refu, izvo zvinoumba kudiwa kukuru kwekushandisa kwepamusoro-soro kwe3D kudhinda. Sezvo iriyo nzira huru yekushandisa pakudhinda kwe3D elastomer, thermoplastic polyurethane (TPU) filaments yechinyakare inosangana nematambudziko makuru ehunyanzvi mukuenzanisa kugona kwekudhinda uye ruzivo rwekupedzisira rwechigadzirwa. Si-TPV (thermoplastic vulcanizate silicone) Innovative Elastomer, chinhu chepamusoro-soro chefilament raw material chakagadzirwa zvakanyanya neFused Deposition Modeling (FDM), chinopa mhinduro itsva kuburikidza nekuvandudzwa kwezvinhu zvemamorekuru, ichibuda senzira yekuvandudza yezvigadzirwa zvepamusoro zve3D kudhinda elastomer.
Zvipingamupinyi zveTekinoroji zveTraditional TPU Elastomers mu3D Printing Applications
Ichivimba nekusimba kwayo kwakanyanya, kusimba kwayo uye kuramba kwayo kupfeka, TPU yave sarudzo huru yema elastomers ekudhinda e3D ari pakati nepasi. Zvisinei, ichidziviswa nehunhu hwechinhu chacho, zvikanganiso zvehunyanzvi zvainoburitsa mumamiriro ekushandisa epamusoro-soro zvinodzivisa zvakananga kuvandudzwa kwemhando yechigadzirwa uye kushanda zvakanaka kwayo:
Kupesana kuripo pakati pekuomarara kwekubata uye kunyaradzwa kwekushandisa: Kuti zvive nechokwadi chekuti jira rinobatana uye kuti rakasimba panguva yekudhinda, tambo dzeTPU dzechinyakare dzinofanira kuramba dzakaomarara, zvichikonzera kuti zvigadzirwa zvakapedzwa zvive neruoko rwakasimba uye zvisakwanise kuchinjika. Kubata ganda kwenguva refu kunogona kukonzera kunzwa kwekumanikidzwa, zvichiita kuti zvisakwanise kusangana nezvinodiwa zvakasimba zvekubata zvinyoro nyoro zvisina kuomarara muzvipfeko zvinopfekwa, rubatsiro rwekurapa, zvinobata zvakagadzirirwa iwe pachako nezvimwe zvigadzirwa.
Kusakwana kwekugadzirwa kwepamusoro uye mari yekugadzirisa mushure mekugadzirisa: Zvikamu zvakadhindwa zveTPU zvinowanzoita magadzirirwo akajeka pamusoro, zvine kupenya kwepurasitiki kana kuti zvinonamira, zvisina hunhu hwepamusoro mukuona nekubata. Kuti zvive zvakapfava zvinoda nzira dzekugadzirisa mushure mekushandisa dzakadai sekupfapfaidza nekupukuta, izvo zvisingangorerutsi nguva yekugadzira, asiwo zvinounza njodzi yekupfekwa nekubviswa kwependi, ukuwo zvichiwedzera mari yekurapa kuchengetedza nharaunda.
Matambudziko akawanda ehunyanzvi mukugadzirisa kudhinda: Yakaganhurirwa nekusimba kwekunyungudika uye hunhu hwe rheological, TPU inowanzoitika mukuungana kwezvinhu pamuromo we nozzle panguva yekudhinda, zvichikonzera matambudziko akadai sekukanganiswa kwe stringing ne printing, izvo zvinoderedza zvakananga mwero wekubudirira kwekudhinda uye kupera kwepamusoro. Kuganhurirwa kwe melt flow index (MFI) yayo kunoderedzawo kukurumidza kwekudhinda, zvichiita kuti zviome kuenderana nekudiwa kukuru kwekugadzirwa kwezvigadzirwa zvepamusoro.
Elastomer itsva yeSi-TPV:Mhinduro Yakakosha Yekudhinda Kwemhando Yepamusoro-soro mu3D
Si-TPV haisi nzira iri nyore yekushandura TPU nemakemikari, asi kuburikidza nehunyanzvi hwekubatanidza vulcanization, ma microparticles erubha esilicone akasanganiswa zvakakwana e1-3μm anoparadzirwa zvakaenzana mu thermoplastic resin kuti agadzire "chimiro chechitsuwa" chakasiyana - thermoplastic resin inoshanda sechikamu chinoenderera mberi kuona kuti zvinhu zvinogadziriswa, uye silicone rabha sezvo chikamu chakapararira chinopa chigadzirwa mashandiro akanaka ezvinhu zvakagadzirwa nesilicon. Inoita kuti chigadzirwa chibatanidzwe nekubatsira kwerubha resilicone uye nyore kwekugadzirisa mapurasitiki ethermoplastic padanho remamorekuru, zvichigadzira mhinduro yehunyanzvi yakarongeka yenzvimbo dzinorwadza dzeTPU, ine mabhenefiti matatu makuru:
Kubatwa kwakafanana neganda uye kuomarara kunodzorwa: Si-TPV inogona kugadzirisa kuomarara kweShore, uye ichiri kuchengetedza hunhu hwakanaka hwemakanika munzvimbo dzisina kuomarara (semuenzaniso, Shore A65), ichiita "kuomarara kwakapfava". Haingope zvigadzirwa zvakadhindwa chete kubata kwakapfava uye kwakapfava seganda, asiwo inopa rutsigiro rwakakodzera uye kusimba, ichinyatsoenderana nemashandisirwo epamusoro-soro pakubata zvakananga neganda. Inogadzirisa zvakanyanya kusawirirana pakati pekuomarara nekunyaradzwa kweTPU kubva pazvinhu pachazvo, uye inogona kuwana ruzivo rwenguva refu rwakakodzera ganda pasina kuomarara mushure mekugadzirisa.
Maitiro ekudhinda akapfava uye kushanda zvakanaka kwekugadzira: Hunhu hweSi-TPV hwe rheological hwakagadzirwa nenzira yakanangwa, ine mafuta akanyunguduka akanyanya kuvandudzwa, izvo zvinogona kuderedza zvakanyanya kuunganidzwa kwezvinhu uye kusungirirwa pamuromo wemuromo, zvichiita kuti kugadzikana kwekudhinda kunogara kwenguva refu. Kuyerera kwayo kwakanyanya kwemvura inonyunguduka kunoita kuti zvinhu zvive nekuyerera kuri nani pakupisa kwekudhinda, zvichibvumira kuwedzera kwakakodzera kwekumhanya kwekudhinda nekuda kwekuona kuumbwa kwakarurama, izvo zvinogadzirisa zvakananga kushanda zvakanaka kwekugadzira uye goho rezvigadzirwa, uye zvinochinjika kuzvinodiwa zveindasitiri zvekudhinda kweFDM 3D.
Magadzirirwo emhando yepamusoro uye kuramba mavara kwenguva refu uye kuramba mamiriro ekunze: Zvichienderana nesimba rayo repamusoro uye magadzirirwo ayo, zvikamu zvakadhindwa zveSi-TPV zvinogona kuratidza kupedzisa kwakafanana uye kwakapfava, zvichibvisa zvachose kunzwa kwepurasitiki uye kunamira kwema elastomers echinyakare, uye kuwana hunhu hwepamusoro hwekuona nekubata nhanho imwe chete. Panguva imwe chete, chinhu ichi hachina mapurasitiki kana mafuta anonyorovesa, kudzivirira matambudziko ekunaya kwemvura, uye chine hunhu hwekunyorovesa guruva, kuramba mavara uye kuramba kukwegura kweUV, kuchengetedza chitarisiko chakanaka mushure mekushandiswa kwenguva refu uye kuderedza zvakanyanya mutengo wekugadzirisa zvigadzirwa gare gare.
Nekushandisa gene re silicone rabha nemapurasitiki ethermoplastic, Si-TPV Innovative Elastomer inosangana nezvinodiwa zvakasimba zveruzivo rwekupedzisira rwechigadzirwauyezvinodiwa zvakaoma zvekugadzirwa kwemaindasitiriyekudhinda kwepamusoro-soro kwe3D, ichiva chinhu chikuru chinosimudzira kuvandudzwa kwema elastomers ekudhinda e3D kubva pa "kushanda" kuenda ku "kugadzira ruzivo rwepamusoro-soro". Tinokoka vashandi pamwe chete muindasitiri kuti vaongorore pamwe chete mikana yekushandisa yeSi-TPV mumapurojekiti ekugadzirisa ekudhinda epamusoro-soro kwe3D, nekuvandudzwa kwezvinhu sechinokosha, zvichiita kuti kuvandudzwa kwekudhinda kwe3D kupfuure chimiro uye kusvika pachiitiko chepamusoro-soro chepfungwa.
Taura nesu kuburikidza neamy.wang@silike.cnkana kushanyawww.si-tpv.comtsvaga nzira yekubatanidza Si‑TPV mumafomu ako nhasi.








































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