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21-03-15

Dhowr siyaabood oo lagu gaaro habaynta muraayadda qaybaha machining CNC!

Ka-hortagga muraayadda waxaa loola jeedaa farsamaynta dusha sare waxay ka tarjumaysaa sawirka sida muraayadda, heerkani wuxuu gaadhay tayada dusha sare ee shaqada ee aad u wanaagsan, muraayadda muraayadda ma abuuri karto oo kaliya "heerka muuqaalka" sare ee alaabta, laakiin sidoo kale waxay yaraynaysaa saameynta farqiga , Kordhi nolosha daal ee workpiece ah; Waa muhiimad weyn in badan oo shirka iyo qaab-dhismeedka shaabadeynta.Polishing technology processing muraayad waxaa inta badan loo isticmaalaa si loo yareeyo qallafsanaanta dusha of workpiece ah.Markaad dooranayso habka polishing workpiece biraha, habab kala duwan ayaa loo dooran karaa iyadoo loo eegayo baahiyo kala duwan.Kuwa soo socda ayaa ah dhowr siyaabood oo caan ah oo lagu nadiifiyo tignoolajiyada farsamaynta muraayadaha.

 

1, polishing mishiinka, polishing farsamo waa in ay ku tiirsan yihiin goynta, bedalka caag dusha ka dib markii laga saaray by polishing qaybta convex ee habka polishing dusha siman, sida caadiga ah loo isticmaalo article dhagax saliid, giraangiraha dhogorta, warqad abrasive, iwm, oo leh hawlgalka gacanta ayaa la siiyaa. Mudnaanta, qaybaha gaarka ah sida dusha sare ee kacaanka adag, waxay isticmaali karaan qalabka sida turntable, tayada dusha sare waxaa loo isticmaali karaa in ka badan habka lapping.Super-fine shiidid iyo polishing waxaa laga sameeyaa qalab abrasive gaar ah.Dareeraha shiididda iyo nadiifinta oo ay ku jiraan walxaha xoqan, workpiece ayaa si adag loogu cadaadiyaa dusha mishiinada si ay u sameeyaan dhaq-dhaqaaq xawaare sare leh. Habkan waxaa badanaa loo isticmaalaa muraayadaha muraayadaha indhaha.
2, kiimikaad polishing kiimiko polishing waa in la sameeyo walxaha ku jira kiimikaad dhexdhexaad ah oo dhexdhexaad ah qayb ka mid ah qaybta concave ee mudnaanta si ay u milaan, si aad u hesho dusha siman. Faa'iidada ugu weyn ee habkani waa in aanu u baahnayn kakan qalabka, polishing karaa workpiece ee qaabka adag, polishing karaa workpiece badan waqti isku mid ah, waxtarka sare leh dhibaatada muhiimka ah ee polishing kiimikaad waa diyaarinta ee polishing fluid.The dusha sare ee la helay by polishing kiimikada guud ahaan waa 10μm.
3. Daalidda Electrolytic Mabda'a aasaasiga ah ee polishing electrolytic waa la mid ah kan kiimikaad polishing, taas oo ku xidhan kala diridda xulashada ee protrusions yar ee dusha alaabta si ay dusha u siman.Marka la barbar dhigo kiimikaad polishing, saamaynta cathodic. falcelinta waa la baabi'in karaa saameyntuna waa ka sii wanaagsan tahay. Habka polishing electrochemical wuxuu u qaybsan yahay laba tallaabo:(1) Xalka heerka macro wuxuu u kala baxaa elektrolytka, iyo jilitaanka joomatari ee dusha maaddada ayaa hoos u dhacaya, RA> 1 microns.
4, Hawker waxay muraayad u noqon kartaa qalabka wax lagu sameeyo
Sida tiknoolijiyada polishing cusub, waxa ay leedahay faa'iidooyin gaar ah in noocyo badan oo ka mid ah qaybaha biraha processing.It bedeli kartaa mashiinka shiidi dhaqameed, mishiinka duuban, mashiinka caajiso, honing, mishiinka polishing, mashiinka suunka ciidda iyo qalabka kale ee biraha dhamaystiraya qalabka iyo technology; Dhammaystirka sare ee birta birta ah waxay noqotaa mid sahlan in la farsameeyo. Tamarta Hawker ma aha oo kaliya in la nadiifiyo, laakiin sidoo kale waxay keenaysaa faa'iidooyin badan oo dheeraad ah: waxay hagaajin kartaa dusha sare ee shaqada la warshadeeyay in ka badan heerarka 3 (qallafsanaanta qiimaha Ra ayaa si fudud u gaari karta Ka hooseeya 0.2);iyo microhardness dusha sare ee workpiece waxaa kordhay in ka badan 20%; Dusha iska caabin ah oogada iyo iska caabin daxalka ee workpiece si weyn loo hagaajiyo.Hawker waxaa loo isticmaali karaa si ay ula tacaalaan noocyo kala duwan oo ahama iyo workpiece kale biraha.
5, ultrasonic polishing workpiece galay ganaax abrasive ah oo la wada meeleeyay garoonka ultrasonic, ku tiirsan saamaynta oscillating ee ultrasonic, shiidi abrasive iyo polishing dusha workpiece ah.Ultrasonic machining leeyahay xoog macroscopic yar oo ma keeni doono qallafsanaanta ee workpiece, laakiin way adag tahay in la sameeyo iyo rakibi tooling.Ultrasonic machining lagu dari karaa kiimikada ama hababka electrochemical.On ku salaysan daxalka xal iyo electrolysis, gariir ultrasonic waxaa laga codsadaa in lagu walaaqo xalka, si ay alaabta kala diri dusha sare. of workpiece waa la kala soocay, iyo daxalka ama electrolyte u dhow dusha sare waa uniform. Cavitation Ultrasonic ee dareeraha ah ayaa sidoo kale joojin kara habka daxalka, kaas oo ku haboon iftiinka dusha.
6, Dareemidda dareeraha dareeraha ah ee nadiifinta dareeraha waa in lagu tiirsado socodka xawaaraha sare ee dareeraha iyo qaybaha xoqan ee ay qaadeen nabaad-guurka dusha sare ee workpiece si loo gaaro ujeedada polishing. Hababka caadiga ah ee loo isticmaalo waa: farsamaynta jet-ka, farsamaynta dareeraha jet, dareeraha shiidi awoodda, etc.Hydrodynamic shiidi waxaa kaxayn by cadaadiska Haydarooliga, taas oo ka dhigaysa dhexdhexaadinta dareere qaadaya qaybo abrasive socodka dusha workpiece at speed.The dhexdhexaad ah waxaa inta badan ka samaysan xeryahooda gaar ah oo leh dheecaan wanaagsan hoos cadaadis hooseeya (wax polymer) iyo isku qasan. oo leh abrasive, kaas oo laga samayn karo budada carbide silicon.
7, muraayadda dhalaalaysa muraayadda, glishing magnetic polishing shiidi dhogorta waa isticmaalka abrasive magnetic hoos fal ee beerta magnetic si ay u sameeyaan buraash abrasive ah, processing.This shiidi workpiece ah faa'iidooyinka waxtarka processing sare, tayada wanaagsan, fudud xakamaynta xaaladaha processing iyo xaaladaha shaqada wanaagsan.With abrasive ku haboon, roughness dusha gaari kartaa Ra0.1μm. polishing ayaa sheegay in farsamaynta caaryada caag ah iyo warshadaha kale loo baahan yahay polishing dusha waa mid aad u kala duwan, si adag u hadlaya, polishing ee caaryada waa in ay ahaataa loo yaqaan processing muraayada.Waxay leedahay shuruudo sare ma aha oo kaliya in la isku qurxiyo lafteeda, laakiin sidoo kale dusha sare ee jilicsanaanta, jilicsanaanta iyo saxnaanta joomatari. 008μm, A1= RA0.016μm, A3= RA0.032μm,A4= RA0.063μm.Sababtoo ah hababka sida electropolishing iyo polishing dareere waa adag tahay in si sax ah loo xakameeyo saxnaanta joomatari qaybo ka mid ah, iyo tayada dusha ee polishing kiimikada, polishing ultrasonic, polishing magnetic polishing iyo hababka kale ma buuxin karaan shuruudaha, sidaas processing muraayadda ee caaryada saxda ah. Inta badan waa dhalaalid makaanikada ah.

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