Ngokutsho kophando lwemarike lwe-3D Science Valley, amashishini okushicilela nge-ceramic 3D agxile kuphando nophuhliso lweenkqubo kunye nezixhobo zokushicilela nge-ceramic 3D ezikumgangatho wemveliso, ngelixa ubuchwepheshe bokuprinta nge-3D obunexabiso eliphantsi kunye nokuchaneka okuphezulu bungena kwimarike. Indlela yamva nje yophuhliso lokwenziwa kwezinto ezongeziweyo nge-ceramic kukungena kwicandelo lokuvelisa iimveliso ezinexabiso eliphezulu, kubandakanya i-antenna ye-ceramic 5G, i-ceramic collimator, izinto zenyukliya, iibheringi ze-ceramic...
Kutshanje, i-China Mechanical Engineering Society yonke i-ceramic bearing series yemigangatho emithathu yamaqela ikhutshwe ngokusesikweni.
© Umbutho waseTshayina woBunjineli boMatshini
Ikholamu kaGu ethi "Imbali, Uphuhliso kunye neKamva le-Additive Manufacturing Ceramics" ixoxa ngeentlobo ezisixhenxe zobuchwepheshe bokuprinta be-3D ukwenza izinto ze-ceramic ezixineneyo neziphucukileyo ngokwesakhiwo ngokwembono yembali. Uninzi lwemingeni yokwenziwa kwe-ceramic additive, eyaqala emva kweminyaka engaphezu kweshumi emva kwezinto zesinyithi nezeplastiki, inokulandelwa emva kwiingxaki ezibangelwa kukucubungula i-ceramics zesakhiwo, kubandakanya amaqondo obushushu aphezulu okucubungula, iimpawu zoomatshini ezinobuthathaka kwiziphene, kunye neempawu zokucubungula ezimbi. Ukuze kukhule intsimi yokuvelisa i-ceramic additive, i-r&d yexesha elizayo kufuneka igxile ekwandiseni ukhetho lwezinto, ukuphucula ushicilelo lwe-3D kunye nolawulo lwasemva kokucubungula, kunye nezakhono ezizodwa ezifana nokucubungula izinto ezininzi kunye ne-hybrid. 3d valley of science
"Iindibano" zezixhobo zoshishino
I-bearing ithathwa njenge "ndibaniselwano" yezixhobo zoshishino, ukusebenza kwayo kuchaphazela ngokuthe ngqo ukusebenza okuthembekileyo kwezixhobo ezinkulu ezingaphezu kwe-trillion enye kuqoqosho lwesizwe nakwintsimi yokhuselo lwesizwe.
I-All-ceramic bearing ibhekisa kwiimveliso ze-high-tech bearing ezenziwe ngezinto ze-ceramic, ezifana ne-inner/outer ring kunye nomzimba ojikelezayo. Ii-high-high-ceramic bearing zifunwa kakhulu kwizixhobo zoomatshini be-CNC zasekhaya, ukhuselo lwesizwe, i-aerospace, i-petrochemical, izixhobo zonyango kunye nezinye izixhobo zobuchwepheshe bezixhobo eziphezulu, kwaye inqanaba labo lokuvelisa libonisa ukhuphiswano oluphambili lwemveliso yesizwe ephezulu.
Ukubekwa kwindawo efanelekileyo kweebheringi ze-ceramic ezichanekileyo kakhulu kwizixhobo eziphezulu kubaluleke kakhulu ekuphuculeni umgangatho kunye nokhuphiswano oluphambili lweshishini lasekhaya kunye neshishini lokuvelisa izixhobo, kunye nokukhuthaza uphuhliso lwezixhobo eziphezulu zasekhaya zibe zikrelekrele kwaye ziluhlaza.
Ukusetyenziswa kwebhereyitha ye-ceramic epheleleyo kwizixhobo eziphezulu
Izixhobo zeseramikhi zobunjineli ezisetyenziswa kwiibheringi zeseramikhi ezipheleleyo ziquka i-silicon nitride (Si3N4), i-zirconia (ZrO2), i-silicon carbide (SiC), njl.njl., ezineempawu zomzimba nezekhemikhali ezintle kakhulu ezingenazo izixhobo zesinyithi zemveli. Iingenelo eziphambili zeebheringi zeseramikhi ezipheleleyo ezenziwe ngolu hlobo lwezinto zezi zilandelayo:
(1) Ubunzima bezinto zobunjineli zeseramikhi buphezulu kakhulu kunobo bentsimbi eqhelekileyo, kwaye ubomi benkonzo ye-all-ceramic bearing yohlobo olufanayo bunokwandiswa ngaphezulu kwe-30% phantsi kweemeko ezifanayo zokusebenza;
(2) I-coefficient ye-thermal deformation yezinto ze-ceramic zobunjineli yi-1/4 ~ 1/5 kuphela yentsimbi ye-bearing, kwaye i-bearing ye-ceramic yonke inokubonisa ukumelana okuhle kwe-thermal shock kunye nokusebenza okuzinzileyo kwenkonzo phantsi kobushushu obuphezulu kakhulu, ubushushu obuphantsi kunye neemeko zokusebenza ezahlukeneyo zobushushu;
(3) ubuninzi bezinto zeseramikhi zobunjineli, i-inertia ejikelezayo kunye namandla e-centrifugal zincinci, zifanelekile kwisantya esiphezulu kakhulu, kwaye zinamandla okuthwala, zichasana nokuguguleka okuhle, kwaye izinga lokusilela liphantsi;
(4) Iiseramikhi zobunjineli zinokumelana nokugqwala, ukugquma ngemagnetoelectric kunye nezinye iimpawu, kwaye zineengenelo ezipheleleyo ekusebenzeni phantsi kweemeko zokugqwala, amandla emagnethi aqinileyo kunye neemeko zokugqwala kombane.
Okwangoku, ubushushu bokusebenza obuphezulu beebheringi ze-all-ceramic bukwazile ukugqitha kwi-1000℃, ixesha lokusebenza eliqhubekayo linokufikelela ngaphezulu kwe-50000h, kwaye lineempawu zokuzithambisa, kwaye lisakwazi ukuqinisekisa ukuchaneka kokusebenza kunye nobomi benkonzo phantsi kwemeko yokungabikho kokuthambisa. Iimpawu zesakhiwo seebheringi ze-all-ceramic zilungisa nje iziphene zeebheringi zesinyithi kwizicelo zobunjineli. Zineempawu zesantya esiphezulu kakhulu, ukumelana nobushushu obuphezulu/obuphantsi, ukumelana nokuguguleka, ukumelana nokugqwala, ukugquma kwe-magnetoelectric, ukuzithambisa okungenawo ioyile njalo njalo. Zifanelekile kwiindawo ezinzima kakhulu kunye neemeko zokusebenza ezikhethekileyo, kwaye zinamathuba amaninzi okusetyenziswa kwiindawo zobugcisa eziphezulu.
Zonke iibheringi ezisemgangathweni ze-ceramic
Kutshanje, iKomiti esebenzayo yoKumisa iMigangatho ye-Chinese Mechanical Engineering Society ivumile le migangatho mithathu ilandelayo ekhutshwe ngokusesikweni.
I-Centribular Plain Bearing ene-ceramic epheleleyo (T/CMES 04003-2022)
Iibheringi eziqengqelekayo zonke iibheringi ze-ceramic ze-Cylindrical roller (T/CMES 04004-2022)
"Iinkcukacha zeJiyomethri kunye nokunyamezela kweeMveliso zeSilindrical Cylindrical All-ceramic Ball Bearing" (T/CMES04005-2022)
Olu luhlu lwemigangatho luququzelelwa liSebe leMveliso yoBunjineli boMbane laseTshayina, kwaye lukhokelwa yiYunivesithi yaseShenyang Jianzhu (ilebhu yobunjineli edibeneyo yesizwe neyengingqi "yezixhobo zokucwangcisa nokulawula i-STONE NUMERICAL control kunye neTekhnoloji ephezulu"). Olu luhlu lwemigangatho luza kuqaliswa ngokusesikweni ngo-Epreli 2022.
Olu luhlu lwemigangatho yobugcisa luchaza amagama anxulumeneyo, iinkcazo, iimodeli ezithile, ubukhulu, uluhlu lokunyamezelana kunye nemigangatho yokucoca iibheringi ezidibeneyo ze-ceramic. Uhlu, iimfuno zobugcisa zokucubungula, iimfuno zobugcisa ezihambelanayo kunye neemfuno zobugcisa ze-cutter groove zazo zonke iibheringi ze-ceramic cylindrical roller; Kwaye ubungakanani kunye neempawu zejometri, ukuphambuka kobukhulu obuqhelekileyo kunye nexabiso lokunyamezela kwebheringi yebhola ye-ceramic yomngxuma we-ceramic, kuchaza ujongano lokusebenza lwebheringi ye-ceramic (ngaphandle kwe-chamfering). Ngokusekelwe kuluhlu lwemigangatho, misela ngakumbi uyilo olupheleleyo lweebheringi ze-ceramic, imveliso, indibano kunye nenkqubo yovavanyo, qinisekisa umgangatho wonke wokusebenza kwebheringi ye-ceramic, kuphephe ibheringi epheleleyo ye-ceramic kwinkqubo yokucubungula, ukuvavanya kunye nokusetyenziswa kokulahleka okungafunekiyo, kukhokela uphuhliso olusempilweni nolucwangcisiweyo lweshishini lebheringi epheleleyo ye-ceramic yasekhaya, kukhuthaza ibheringi epheleleyo ye-ceramic kwinkqubo yokusebenzisa ukhuseleko, ukuthembeka kunye noqoqosho, Inempembelelo enkulu ekuphuculeni ukuchaneka kweemveliso zebheringi ze-ceramic zasekhaya.
I-China Mechanical Engineering Society (i-CMES) yintlangano yesizwe yentlalo efanelekileyo yokwenza imisebenzi yokulinganisa yasekhaya neyamazwe ngamazwe. Yenye yezinto eziqulethwe yimigangatho ye-cMES ukuphuhlisa imigangatho ye-cMES ukuze kuhlangatyezwane neemfuno zamashishini kunye nokuthengisa kunye nokukhuthaza ukuveliswa kwezinto ezintsha kunye nophuhliso lweshishini loomatshini. Imibutho kunye nabantu ngabanye eTshayina banokubeka phambili izindululo zokuqulunqwa kunye nokuhlaziywa kwemigangatho ye-cMES kwaye bathathe inxaxheba kumsebenzi ofanelekileyo.
IKomiti yokuSebenza yoMgangatho we-CMES yenziwe ziingcali ezingama-28 ezaziwayo ezivela kwiikholeji zasekhaya nakwiiyunivesithi, amaziko ophando, amashishini, amaziko ovavanyo kunye neziqinisekiso, njl.njl., kwaye amaqela omsebenzi angama-40 obuchwephesha anoxanduva lokuphuhlisa imigangatho.
Ixesha lokuthumela: Matshi-30-2022