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Cobalt Alloy machining qaybo warshad

Marka injineeradu ay qeexaan qaybaha mashiinnada daawaha cobalt ee bambooyinka hawo-qaadista, godad-hoosaadka, ama ulaha winch-ga-gabisan, kaliya ma dooranayaan walxo-waxay ku sharxayaan xasilloonida cabbirka ee cadaadiska 300 MPa, iska caabinta galling at 650 ° C, iyo joogteynta qaab-dhismeedka qaab-dhismeedka 500-qaybood. Taasi waa sababta raadinta la isku halleyn karo Cobalt Alloy machining qaybo warshad dhif iyo naadir ku dhammaataa xigashooyinka qiimaha. Waxay ku bilaabataa la xisaabtanka biraha, xakamaynta habka dhidibada badan, iyo dulqaad la'aanta kala soocida carbide ee AMS 5387 ama T800-fasalka.

Waa maxay sababta daawaha cobalt u baahan yihiin in ka badan awoodda CNC caadiga ah

Cobalt-ku-saleysan superalloys sida Stelite 6B, Haynes 188, iyo qaababka lahaanshaha T800 waxay iska caabiyaan xirashada iyo daxalka-laakin waxay sidoo kale shiidaan aaladaha 3-5 × ka dhaqso badan birta aan-daahaalka lahayn. Waxaan aragnay dukaamada oo soo xiganaya gacmo-gacmeedka cobalt nozzles si ay u tirtiraan 40% qaybaha ugu horreeya ee la ordo sababtoo ah mashqulka dusha sare ee sheeko-ku-hadalka ah ee boogaha gudaha. Sababta asalka ah? Qalabaynta qalabaynta adag ee iska indhatiraya is-waafajinta fidinta kulaylka ee udhaxeysa kobalt (10.4µm/m·K) iyo taarikada aluminiumka. Marka la joogo QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., shaqo kasta oo cobalt ah waxay ku bilaabataa khariidad magdhow kuleyl ah - oo lagu xaqiijiyay iskaanka infrared-ka ee habsocodku socdo inta lagu guda jiro kaarka qalafsan. Taasi waa sida aan u hayno ± 0.008 mm wareega ee 120-mm-dhexroor alwaaxyo cobalt ah iyada oo la ilaalinayo Ra ≤0.4 µm dusha daboolka.

Afar awoodood oo aan laga gorgortami karin oo ah warshadda qalabka wax lagu farsameeyo ee daawaha cobalt dhabta ah

Xarunta sheeganaysa khibradda cobalt waa inay keentaa wax dhaafsiisan xawaaraha goynta. Iyada oo ku saleysan 12 sano oo wax soo saarka ka kooban nidaamka bamka, afartan awoodood ayaa kala saaraya la-hawlgalayaasha la xaqiijiyay iyo iibiyeyaasha rajada leh:

  • Raadinta walxaha ilaa lambarka kulaylka-ma aha oo kaliya shahaadooyinka milgaha. Waxqabadka Cobalt wuxuu ku xiran yahay kaarboonka saxda ah iyo nuxurka tungsten; 0.02% leexashada kaarboon ee AMS 5387 waxay ka beddeshaa adkaanta 42 HRC una beddesho 49 HRC, taasoo khatar gelinaysa jab jaban marka la raro wareegtada.
  • Isku-duubni ku shubista-mashiinka socodka shaqada-ma jiraan wax gacan ah oo u dhexeeya dukaanka qadiimiga ah iyo dukaanka mashiinka. Guryaha cobalt-ka ee la shubay maal-gashi ayaa si aan la saadaalin karin u yaraanaya ilaa qalabyada mishiinada ay tixraacayaan astaamaha xogta la shubay. Waxaanu ku mishiino guryaha dhululubada 72 saacadood gudahooda ka dib markii la gariiray, anagoo adeegsanayna isla CMM ee xaqiijiyay joomatari tuurista.
  • Isku xidhka daaweynta kulaylka-Xal-u-dhigiddu waa inay ka horreysaa mashiinnada u dambeeya si loo yareeyo walbahaarka haraaga ah. Laakiin xad-dhaafka ah ayaa hoos u dhigaya karbohaydraytyada chromium, taas oo wax u dhimaysa iska caabbinta daxalka. Diiwaanada foornadayada waxaa lagu tixraacay qayb kasta lambarka taxanaha ah waxayna ku xidhan yihiin warbixinnada CMM kulaylka kadib.
  • Xaqiijinta GD&T ka hor inta aan la jarin-gaar ahaan dulqaadka profile ee sanbabada cobalt. Wicitaan 0.05 mm profile ah oo ku yaal kursiga koodhka ah laguma gaadhi karo miraha dhamaadka caadiga ah. Waxaan ku sawirnaa leexashada dariiqa aaladda gudaha VERICUT, ka dib waxaan ku ansaxnay iskaanka indho-indhaynta-ma aha kaliya CMM-yada.

Meesha alaab-qeybiyeyaasha caadiga ah ay ku guuldareystaan-iyo sida ay uga jawaabaan warshadaha diirada saaraya

Warshadaha qaarkood waxay ula dhaqmaan cobalt sida birta adag: quudin isku mid ah, qaboojiye isku mid ah, inta jeer ee kormeerida. Taasi way fashilantay sababtoo ah kobalt's kulaylka kuleylkeeda hoose ayaa kuleyl ku haya cidhifka goynta. Waxaan aragnay hal macmiil ee daawaha cobalt 6 qaybaha bamka oo ku guuldareystay tijaabinta buufinta milixda ka dib 200 saacadood - ma aha cilladaha alaabta, laakiin ka yimid dildilaaca yar yar ee ay keentay cadaadis-qaboojiye aan habboonayn (ka sarreeya 12 bar ee 3-mm-dhexroor laylinta gudaha). Xalkayaga? Saliidda ugu yar ee loo yaqaan 'ester-based oil', oo lagu keeno 80 psi iyada oo la sii marayo nozzles-spindle, oo la mid ah RPM Spindle-ka. Daacadnimada dusha sare ayaa kor u kacday 70%, iyo nolosha qalabku way labanlaabtay.

Farqiga kale ee caadiga ah: tijaabinta shaqeynta. Fure cobalt ah lama "sameeyey" marka cabbiradu dhaafaan. Waa in ay ku xirto 414 bar marka ay ku wareegeyso 120 rpm marka loo eego 420 kursi oo aan adageyn. Waxaan ku tijaabinnaa wax badan oo ku saabsan qalabyada haydarooliga ee sida gaarka ah loo dhisay oo soo celiya wareegtada adeegga dhabta ah, heerkulka, iyo wareegyada cadaadiska - xogta la diiwaan galiyay oo lala wadaago macaamiisha.

Doorashada warshadaada qalabka wax lagu farsameeyo ee daawaha cobalt: liiska hubinta

Kahor intaadan sawirada dirin, weydii shantan su'aalood-oo u baahan jawaabo qoran:

  1. Miyaad bixin kartaa diiwaannada wareegga daaweynta kulaylka saddexdii AMS 5387 ee ugu dambeeyay ee la soo raray?
  2. Waa maxay dhererkaaga ugu badnaan ee aan la taageerin ee 8-mm-dhexroor cobalt bores gudaha ah-iyo waa maxay nidaamka qalab-haystaha ku gaadha?
  3. Ma samaynaysaa tijaabada ultrasonic ka dib mishiinada qaybaha muhiimka ah ee ka dhumucsan 25 mm?
  4. Sideed u xaqiijisaa daacadnimada dusha sare ee kuraasta waalka cobalt ee mishiinaysan? (Jawabaha la aqbali karo: cabbiraadda lakabka cad-cad, khariidaynta gradient microhardness, ama jajabka SEM-ma aha kaliya akhrinta Ra.)
  5. Miyaad ku hayn kartaa booska dhabta ah ee ± 0.015 mm saddex dhexroor oo coaxial ah oo ku jira hal qalab oo loogu talagalay 180-mm-dherer-dherer ah rullaluistemadka xarunta cobalt?

Haddii ay jawaabtu tahay mid aan caddayn, daahday, ama tixraacyo "nidaamyada caadiga ah," sii wad eegitaanka. Cobalt ma cafiyo mala awaalka.

Xusuusin kama dambays ah: saxnimadu maaha waax-waa taxane

Qaybaha cobalt ee ugu xoogan waxay ka soo baxaan isku xidhka adag ee u dhexeeya cilmiga maadiga, fiisigiska mishiinka, iyo ansaxinta shaqaynaysa. Markay tahay QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Taasi waxay la macno tahay in farmashiyeyaashu ay hagaajiyaan nuxurka vanadium ee ku saleysan culeyska mashiinka usbuuca soo socda, barnaamijyada CNC waxay hagaajiyaan heerka quudinta aaladda xirashada waqtiga-dhabta ah, iyo injineerada tayada leh waxay diidaan qayb ka gudubta dhammaan GD&T hubinta haddii dusha sare ee hadhaaga -0 MP0 ay hoos u dhigto Tixanahaas—qalabka → habka → cabbirka → shaqada—waa sababta injineeradu u soo noqdaan iskaashiga warshadaynta qaybaha mashiinada daawaha cobalt sanadba sanadka ka dambeeya. Saxnimada laguma cabbiro microns oo keliya. Waxaa lagu qiyaasaa kalsooni.


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