Burrs inyaya yakajairika mukugadzirwa kwesimbi. Pasinei neiyo chaiyo midziyo inoshandiswa, burrs inoumba pane yekupedzisira chigadzirwa. Iwo masara esimbi akawandisa akagadzirwa pamipendero yezvinhu zvakagadziriswa nekuda kwepurasitiki deformation, kunyanya mumidziyo ine yakanaka ductility kana kuoma.
Marudzi makuru emabhura anosanganisira flash burrs, anopinza burrs, uye splashes. Aya masara esimbi anobuda haazadzise zvinodiwa nekugadzirwa kwechigadzirwa. Parizvino, hapana nzira inoshanda yekubvisa zvachose nyaya iyi mukugadzira. Naizvozvo, mainjiniya anofanirwa kutarisa pakubvisa maburrs mumatanho ekupedzisira kuti ave nechokwadi chekuti chigadzirwa chinosangana nezvinodiwa zvekugadzira. Nzira dzakasiyana uye michina iripo yekubvisa maburrs kubva kune akasiyana zvigadzirwa.
Kazhinji, nzira dzekubvisa burrs dzinogona kukamurwa muzvikamu zvina:
1. Giredhi yakaoma (yakaoma kubata)
Ichi chikamu chinosanganisira kucheka, kukuya, kuisa, uye kukwesha.
2. Ordinary giredhi (soft contact)
Ichi chikamu chinosanganisira kugaya bhandi, kupeta, elastic kugaya, kugaya mavhiri, uye polishing.
3. Precision giredhi (flexible contact)
Ichi chikamu chinosanganisira flushing, electrochemical processing, electrolytic grinding, uye rolling.
4. Ultra-chaiyo giredhi (chaizvo kuonana)
Ichi chikamu chinosanganisira nzira dzakasiyana dzekubvisa, senge abrasive flow deburring, magineti grinding deburring, electrolytic deburring, thermal deburring, uye dense radium ine yakasimba ultrasonic deburring. Idzi nzira dzinogona kuwana yakakwirira chikamu chekugadzirisa kurongeka.
Pakusarudza nzira yekubvisa, zvakakosha kuti utarise zvinhu zvakasiyana-siyana, zvinosanganisira zvinhu zvezvikamu, chimiro chazvo, saizi, uye kurongeka, uye kunyatso tarisisa shanduko yehukukutu hwepasi, kushivirira kwedimensional, deformation, uye zvakasara. stress.
Electrolytic deburring ikemikari nzira inoshandiswa kubvisa mabhura kubva muzvikamu zvesimbi mushure mekugadzira, kukuya, kana kutsika. Inogonawo kutenderedza kana chamfer mipendero yakapinza yezvikamu. MuchiShona, nzira iyi inodaidzwa kunzi ECD, izvo zvinomirira kuti Electrolytic Capacitive Discharge. Munguva yekugadzira, mudziyo we cathode (kazhinji wakagadzirwa nendarira) unoiswa padyo nenzvimbo yakatsva yebasa rine gap rinowanzoita 0.3-1 mm pakati pavo. Iyo conductive chikamu chemudziyo cathode inowirirana nechekumucheto kweburr, uye mamwe mapeji akafukidzwa neine insulating layer kuti atarise chiito che electrolytic pane burr.
Iyo cathode yekushandisa yakabatana kune yakaipa danda reDC magetsi, nepo workpiece yakabatana kune yakanaka danda. A low-pressure electrolyte (kazhinji sodium nitrate kana sodium chlorate aqueous solution) ine dzvinyiriro ye0.1-0.3MPa inoyerera pakati peworkpiece uye cathode. Kana magetsi eDC avhurwa, maburrs anobviswa neanode dissolution uye anotakurwa ne electrolyte.
Mushure mekubvisa, iyo workpiece inofanirwa kucheneswa uye kuvharwa-kuvharwa nekuti iyo electrolyte inoparadza kune imwe nhanho. Electrolytic deburring inokodzera kubvisa maburrs kubva mumakomba akavanzika kana zvikamu zvakaoma-maumbirwo uye inozivikanwa nepamusoro-soro kugadzira kwayo, kazhinji inongotora mashoma mashoma kusvika makumi emasekonzi kupedzisa maitiro. Iyi nzira inowanzo shandiswa pakubvisa magiya, splines, tambo dzekubatanidza, miviri yevharuvhu, crankshaft oiri ndima inovhurwa, uye yekutenderedza makona akapinza. Zvakadaro, dhizaini yeiyi nzira ndeyekuti nzvimbo yakatenderedza burr inobatwawo ne electrolysis, zvichiita kuti pasi irasikirwe nekupenya kwayo kwepakutanga uye zvinogona kukanganisa kurongeka kwedimensional.
Kuwedzera kune electrolytic deburring, kune akati wandei mamwe akakosha nzira dzekubvisa:
1. Abrasive tsanga inoyerera kusvika deburr
Abrasive flow processing tekinoroji inzira nyowani yekupedzisa zvakanaka uye kubvisa iyo yakagadziridzwa kunze kwenyika mukupera kwema1970. Inonyanya kushanda pakubvisa burrs mumatanho ekupedzisira ekugadzirwa. Zvisinei, haikodzeri kugadzirisa maburi madiki, marefu, kana zviumbwa zvesimbi zvakavhara pasi.
2. Magnetic kugaya kuti deburr
Magnetic grinding for deburring yakatanga mune yaimbova Soviet Union, Bulgaria, nedzimwe nyika dzeEastern Europe muma1960. Pakati pe-1980s, tsvakurudzo yakadzama pamusoro pemaitiro ayo uye kushandiswa kwakaitwa naNiche.
Munguva yekukuya magineti, iyo workpiece inoiswa mune iyo magineti inoumbwa neaviri magineti pole. Iyo magineti abrasive inoiswa mumukana uri pakati pechishandiso uye magineti pole, uye iyo abrasive inorongedzwa zvakanaka ichitevedza gwara remagineti mutsara pasi pechiito chesimba remagineti kuti igadzire yakapfava uye yakasimba magineti grinding brashi. Kana iyo workpiece ichitenderedza shaft mune magineti yeaxial vibration, iyo workpiece uye abrasive zvinhu zvinofamba zvishoma, uye abrasive brashi inokuya pamusoro peiyo workpiece.
Iyo magineti yekukuya nzira inogona kunyatso uye nekukurumidza kukuya uye deburr zvikamu, uye inokodzera zvikamu zvezvinhu zvakasiyana-siyana, hukuru hwakawanda, uye akasiyana zvimiro. Iyo inzira yekupedzisa nekudyara kwakaderera, kushanda kwakanyanya, kushandiswa kwakakura, uye kunaka kwakanaka.
Parizvino, iyo indasitiri yakakwanisa kukuya uye kubvisa mukati uye kunze kwekunze kweiyo rotator, flat parts, gear mazino, yakaoma profiles, nezvimwewo, kubvisa oxide scale patambo yewaya, uye kuchenesa yakadhindwa redunhu bhodhi.
3. Thermal deburring
Thermal deburring (TED) maitiro anoshandisa haidrojeni, okisijeni, kana musanganiswa wegasi rechisikigo uye okisijeni kupisa maburrs pakupisa kwakanyanya. Iyo nzira inosanganisira kuunza okisijeni uye gasi rechisikigo kana okisijeni yega mumudziyo wakavharwa uye kuipisa kuburikidza ne spark plug, zvichiita kuti musanganiswa uputika uye usunungure simba guru rekupisa rinobvisa maburrs. Nekudaro, mushure mekuti workpiece yapiswa nekuputika, iyo oxidized poda inonamatira kumusoro kweiyo.CNC zvigadzirwauye inofanira kucheneswa kana kubikwa.
4. Miradium ine simba ultrasonic deburring
Milarum's yakasimba ultrasonic deburring tekinoroji yave nzira yakakurumbira mumakore achangopfuura. Iyo inozvirumbidza yekuchenesa inoshanda iyo 10 kusvika 20 nguva yakakwira kupfuura iyo yakajairwa ultrasonic cleaners. Iyo tangi yakagadzirwa neyakafanana uye yakagovaniswa makomba, ichibvumira iyo ultrasonic process kuti ipedze mu5 kusvika 15 maminetsi pasina kudiwa kwekuchenesa vamiririri.
Hedzino gumi nzira dzakajairika dzekuita deburr:
1) Manual deburring
Iyi nzira inowanzoshandiswa nemabhizinesi akajairwa, kushandisa mafaera, sandpaper, uye kukuya misoro sezvishandiso zvekubatsira. Manual mafaira uye pneumatic zvishandiso zviripo.
Mutengo wevashandi wakakwira, uye kugona kwacho kunogona kuvandudzwa, kunyanya kana uchibvisa makomba akaomarara. Izvo zvinodiwa zvehunyanzvi zvevashandi hazvidi zvakanyanya, zvichiita kuti ive yakakodzera zvigadzirwa zvine mabhuru madiki uye akareruka zvimiro.
2) Die deburring
Iyo yekugadzira inofa inoshandiswa kudhiza neiyo punch press. Inounza muripo chaiwo wekugadzira wekufa (kusanganisira rough die uye fine stamping die) uye zvinogona zvakare kukonzeresa kugadzirwa kwekufa kwekugadzira. Iyi nzira yakanyatsokodzera zvigadzirwa zvine isina kuomesesa yekuparadzanisa nzvimbo, uye inopa zvirinani kushanda uye deburring mhedzisiro kana ichienzaniswa nebasa remaoko.
3) Kukuya kuti deburr
Rudzi urwu rwekubvisa runosanganisira nzira dzakaita senge vibration uye sandblasting madhiramu, uye inowanzoshandiswa nemabhizinesi. Nekudaro, inogona kusabvisa kusakwana kwese zvachose, ichida kupedzwa kwemanyorero kana kushandisa dzimwe nzira kuti uwane mhedzisiro yakachena. Iyi nzira inonyanya kukodzera kune zvidukukushandura zvikamuinogadzirwa yakawanda.
4) Freeze deburring
Kutonhodza kunoshandiswa kukurumidza kumisa maburrs, uye ipapo projectile inoburitswa kubvisa maburrs. Midziyo yacho inodhura madhora mazana maviri kusvika matatu ezviuru zvemadhora uye inokodzera zvigadzirwa zvine diki burr madziro ukobvu uye diki diki.
5) Kupisa kunopisa deburring
Thermal energy deburring, inozivikanwawo sekuputika kwekuputika, inosanganisira kutungamira gasi rinomanikidzwa muchoto uye kuita kuti riputike, nesimba rinobva rashandiswa kunyungudutsa nekubvisa maburrs.
Iyi nzira inodhura, ine tekinoroji yakaoma, uye haina kunyatso shanda uye inogona kutungamira kune mhedzisiro senge ngura uye deformation. Inonyanya kushandiswa mukugadzirwa kwepamusoro-chaizvo zvikamu, kunyanya mumaindasitiri akaita semotokari uye aerospace.
6) Engraving muchina deburring
Midziyo yacho inotemerwa mutengo (makumi ezviuru) uye inokodzera zvigadzirwa zvine chimiro chakareruka chemamiriro ekunze uye yakatwasuka uye yakajairwa deburring chinzvimbo.
7) Kemikari deburring
Zvichienderana nemusimboti we electrochemical reaction, iyo deburring oparesheni inoitwa otomatiki uye yakasarudzika pazvikamu zvesimbi.
Iyi nzira yakanakira kubvisa mabura emukati akaoma kubvisa, pamwe nediki burrs (pasi pemawaya manomwe muhukobvu) kubva kune zvigadzirwa zvakaita semiviri yepombi uye miviri yevharuvhu.
8) Electrolytic deburring
Electrolytic machining inzira inoshandisa electrolysis kubvisa burrs kubva kune simbi zvikamu. Iyo electrolyte inoshandiswa mukuita uku inoparadza, uye inokonzeresa electrolysis pedyo neburr, izvo zvinogona kuguma nekurasikirwa kwechikamu chepakutanga kupenya uye kutokanganisa kurongeka kwayo kwedimensional.
Electrolytic deburring yakanyatso kuenderana nekubvisa maburrs munzvimbo dzakavanzika dzemakomba emuchinjikwa kana mukatikukanda zvikamuane zvimiro zvakaoma. Inopa hunyanzvi hwekugadzira, ine nguva dzekubvisa kazhinji kubva pamasekonzi mashoma kusvika makumi emasekonzi. Iyi nzira yakanakira magiya ekubvisa, tsvimbo dzekubatanidza, miviri yevharuvhu, crankshaft oiri yedunhu redunhu, uye yekutenderedza makona akapinza.
9) High-pressure water jet deburring
Kana mvura ichishandiswa sepakati, simba rayo rekukurumidza rinoshandiswa kubvisa maburrs uye kupenya mushure mekugadzirisa. Iyi nzira inobatsirawo kuzadzisa chinangwa chekuchenesa.
Midziyo iyi inodhura uye inonyanya kushandiswa muindasitiri yemotokari uye iyo hydraulic control masisitimu emakina ekuvaka.
10) Ultrasonic deburring
Ultrasonic masaisai anogadzira nekukurumidza high pressure kubvisa burrs. Inonyanya kushandiswa kune microscopic burrs; kana vachida kutariswa nemaikorosikopu, Ultrasound inogona kushandiswa kubvisa.
Kana iwe uchida kuziva zvakawanda kana kubvunza, ndapota inzwa wakasununguka kubatainfo@anebon.com
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Nguva yekutumira: Sep-19-2024