Txawm hais tias daim tawv nqaij nyias, nws yog ib qho tseem ceeb rau kev nyab xeeb
Tsis txhob cia daim tawv nqaij ua "qhov chaw ntawm kev phom sij zais cia"
Xyoo 2002, Tuam Tshoj Airlines Dav Hlau 611 tau tawg thiab poob rau ntawm Taiwan Strait ntawm nws txoj kev mus rau Hong Kong International Airport. Cov txiaj ntsig kev tshawb fawb tom qab tau qhia tias tus Tsov tus tw ntawm daim tawv nqaij (lub plhaub hlau sab nraud) ntawm lub dav hlau tau puas thaum ntxov li 22 xyoo dhau los vim muaj kev sib tsoo hnyav. Txawm li cas los xij, Tuam Tshoj Airlines tsis tau hloov tag nrho cov tawv nqaij raws li kev saib xyuas cov txheej txheem tsim los ntawm Boeing, tab sis tsuas yog npog nws nrog lub phaj txhuas. Txoj kev kho no ua rau cov hlau qaug zog tuaj yeem ua rau hauv cheeb tsam, thiab thaum kawg tawg, ua rau lub dav hlau poob siab thiab tawg hauv huab cua.
Nyob rau hauv lub tshav pob ntawm aerospace, qhov chaw precision machining raug ntawm daim tawv nqaij aircraft, cav hniav, tsaws iav thiab ntau yam precision qhov chaw yog ib qho tseem ceeb ntawm kev ua tau zoo, kev nyab xeeb thiab kev pab cuam lub neej ntawm aircraft. Txawm tias qhov tsis txaus ntseeg tsis txaus ntseeg tuaj yeem nthuav dav hauv qhov chaw ua haujlwm hnyav, ua rau muaj qhov tshwm sim loj.
Qhov zoo tshaj plaws "kev tu tawv nqaij" ntawm aircraft
Nto precision machining technology nthuav tawm
Raws li qhov tshwm sim ntawm lub dav hlau, daim tawv nqaij ntawm lub dav hlau zoo li cov khoom "daim tawv nqaij" uas cais cov txheej txheem sab hauv ntawm lub dav hlau los ntawm ib puag ncig sab nraud. Nws yog nruj nreem txuas rau lub dav hlau lub cev pob txha qauv los ntawm cov nplaum los yog rivets los tsim cov qauv aerodynamic xav tau los ntawm lub dav hlau, suav txog li 80% ntawm thaj chaw fuselage thiab 21% ntawm qhov hnyav. Feem ntau, nws yog ua los ntawm aluminium alloy, titanium alloy thiab cov ntaub ntawv sib xyaw.
Muab nws thaj chaw loj, cov qauv nyuaj thiab tsis tshua muaj rigidity, txhawm rau kom ntseeg tau tias cov tawv nqaij muaj qhov zoo ntawm qhov smoothness thiab zoo heev corrosion kuj los xyuas kom meej ntev - lub sij hawm ruaj khov, nws yuav tsum tau cia siab rau kev txhawb nqa ntawm ntau yam ntawm cov txheej txheem txheej txheem txheej txheem.
Nws yuav tsum raug sau tseg tias qhov tseeb qhov tseeb thiab qhov tseeb ntawm daim tawv nqaij yog qhov tseem ceeb rau kev sib dhos tag nrho ntawm lub dav hlau. Thaum lub sij hawm tsim cov txheej txheem, deburring, sib tsoo thiab polishing txheej txheem tuaj yeem tswj cov tuab thiab cov duab ntawm daim tawv nqaij kom ntseeg tau tias nws ua tau raws li cov qauv tsim kom haum. Qhov no yog qhov tseem ceeb heev kom ua tiav qhov kev sib tw ntawm daim tawv nqaij thiab lwm yam khoom tseem ceeb, xws li lub tis pob txha thiab lub fuselage ncej, thiab pab txhim kho tag nrho cov qauv ntawm lub zog thiab ruaj khov ntawm lub dav hlau.
Piv txwv li, thaum lub sij hawm installation ntawm lub tis ntawm daim tawv nqaij, yog hais tias muaj loj burrs nyob rau saum npoo los yog nws tsis yog nyob rau hauv av los yog polished, nws yuav ua rau tsis zoo ntawm daim tawv nqaij thiab cov pob txha pob txha, yog li cuam tshuam rau lub aerodynamic kev ua tau zoo ntawm lub tis thiab nws structural kev ncaj ncees.
Tom ntej no, cia peb tham txog qhov tseem ceeb ntawm kev deburring, sib tsoo thiab polishing thev naus laus zis rau cov tawv nqaij dav hlau.
Mechanical deburring, chemical deburring thiab lwm yam thev naus laus zis rau cov tawv nqaij
Thaum lub sij hawm tsim cov txheej txheem ntawm aircraft tawv, txawm nws yog mechanical processing los yog lwm txoj kev tsim, nws nto yuav inevitably tsim me me burrs. Yuav kom ua tiav cov nyhuv smoother thiab nteg lub hauv paus zoo rau kev sib tsoo thiab polishing tom ntej, nws yog ib qho tsim nyog yuav tau siv ntau yam kev siv thev naus laus zis xws li tshuab, tshuaj, electrolytic thiab ultrasonic.
Mechanical deburring siv cov cuab yeej tshaj lij, xws li vibrating deburring machines thiab magnetic deburring machine, los cuam tshuam thiab rub cov tawv nqaij nto nrog siab -ceev rotating los yog vibrating abrasives, yog li tshem tawm burrs zoo. Txoj kev no muaj txiaj ntsig zoo thiab tsim nyog rau kev ua cov cheeb tsam loj thiab cov duab tsis tu ncua, thiab tuaj yeem muab cov txiaj ntsig zoo sib xws thiab zoo ib yam deburring.
Tshuaj deburring yog kho cov tawv nqaij nto nrog cov tshuaj reagents kom yaj los yog soften lub burrs, thiab ces tshem tawm cov burr residues los ntawm kev yaug. Txoj kev no yog tsim nyog rau cov xwm txheej uas yuav tsum tau muaj qhov raug siab saum npoo thiab cov burrs yog me me. Txawm li cas los xij, thaum ua cov tshuaj tua kab mob, cov tshuaj tua kab mob yuav tsum tau ua tib zoo xaiv thiab siv kom tsis txhob muaj kev xeb lossis lwm yam kev puas tsuaj rau cov khoom siv ntawm daim tawv nqaij.
Daim tawv nqaij ntxhib sib tsoo, zoo sib tsoo thiab lwm yam thev naus laus zis
Kev sib tsoo thiab polishing txheej txheem tuaj yeem tshem tawm qhov tsis sib xws ntawm qhov microscopic thiab qhov tsis zoo ntawm daim tawv nqaij ntawm lub dav hlau, kom ntseeg tau tias cov nplaim roughness ncav cuag cov qauv siab heev, uas yog qhov tseem ceeb rau kev txo qis huab cua thaum lub sij hawm ya davhlau.
Tsis tas li ntawd, thaum lub dav hlau ya ntawm qhov siab siab, nws yuav ntsib ntau yam kev mob huab cua thiab ib puag ncig xws li qhov kub thiab txias, cov av noo siab thiab hluav taws xob ultraviolet, uas yuav ua rau corrosion ntawm daim tawv nqaij. Through meticulous grinding and polishing, not only can the skin surface be smoother, but also a uniform and dense oxide film or other protective layer can be formed, which significantly improves its corrosion resistance. Nws pab tswj cov txheej txheem kev ncaj ncees thiab zoo li lub dav hlau, txuas ntxiv nws lub neej kev pabcuam, thiab txhim kho kev nyab xeeb thiab kev lag luam.
Cov txheej txheem sib tsoo ntxhib siv ntxhib- cov ntawv xuab zeb lossis cov khoom sib tsoo kom sai sai tshem tawm cov burrs, weld caws pliav thiab lwm yam protrusions ntawm daim tawv nqaij ntawm lub dav hlau, kom lub ntsej muag yog roughly flat. Thaum ua kev sib tsoo ntxhib, kev saib xyuas tshwj xeeb yuav tsum tau them rau kev tswj lub zog thiab kev sib tsoo ceev kom tsis txhob muaj cov khoom puas vim kev sib tsoo ntau dhau.
Kev sib tsoo zoo yog ua los ntawm kev sib tsoo ntxhib. Los ntawm kev siv cov ntawv zoo- cov ntawv xuab zeb los yog lub taub hau sib tsoo los ua kev kho mob ntau dua ntawm daim tawv nqaij, qhov saum npoo yog ntxiv smoothed thiab nws zoo dua.
Piv nrog rau kev sib tsoo ntxhib, kev sib tsoo zoo yuav tsum tau ua kom zoo dua thiab ua siab ntev kom ntseeg tau tias qhov kawg ntawm qhov chaw tsis muaj khawb thiab tsis sib xws. Cov txheej txheem no tseem ceeb heev kom ua tiav cov txheej txheem siab ntawm qhov chaw tiav. Nws tuaj yeem muab qhov kev npaj zoo tshaj plaws rau kev siv tshuab, tshuaj, electrochemical thiab lwm yam txheej txheem polishing. Nws tuaj yeem tsis tsuas yog muab qhov chaw ntawm daim iav - zoo li gloss, tab sis kuj txhim kho nws cov hnav tsis kam thiab qaug zog. Nws tseem muaj feem cuam tshuam ncaj qha rau kev ua haujlwm aerodynamic thiab zoo li zoo ntawm lub dav hlau.
Daim tawv nqaij chemical polishing, electrochemical polishing thiab lwm yam technologies
Tshuaj polishing yog kho cov tawv nqaij nto nrog cov tshuaj reagents kom ua tiav cov nyhuv polishing los ntawm inducing tshuaj tiv thaiv ntawm cov khoom. Txoj kev no tuaj yeem tshem tawm cov oxide txheej thiab cov av ntawm qhov chaw, thaum txhim kho corrosion thiab glossiness ntawm qhov chaw. Cov txheej txheem no yooj yim rau kev khiav lag luam thiab tsim nyog rau cov duab nyuaj thiab nyuaj - mus rau - mus txog qhov chaw, kom ntseeg tau qhov sib xws thiab kev ntseeg siab ntawm tag nrho cov tawv nqaij zoo.
Electrochemical polishing yog ib txoj hauv kev kho cov tawv nqaij raws li lub hauv paus ntsiab lus ntawm electrolysis. Los ntawm kev kho cov electrolysis tsis zoo thiab muaj pes tsawg leeg ntawm cov kua polishing, cov nyhuv polishing yog nruj me ntsis tswj kom tau txais qhov siab - zoo du nto. Txoj kev no tuaj yeem sib npaug ntawm qhov sib npaug nrog cov duab thiab cov qauv zoo, kom ntseeg tau tias txawm tias nyuaj - mus rau - mus txog thaj chaw tuaj yeem kho tau zoo, thiab tsim nyog rau polishing tawv ua los ntawm ntau yam ntaub ntawv hlau.
Precision qhov chaw
Zuag qhia tag nrho kev daws rau nto precision machining tshuab
Muaj ntau ntau hom kev deburring, sib tsoo, thiab polishing thev naus laus zis rau cov tawv nqaij dav hlau, thiab txhua lub thev naus laus zis muaj qhov tshwj xeeb zoo thiab muaj peev xwm ntawm daim ntawv thov. Hauv kev tsim khoom thiab kev saib xyuas tiag tiag, nws yuav tsum ua tib zoo xav txog yam xws li cov khoom siv, cov duab, qhov zoo, thiab cov kev xav tau ntawm daim tawv nqaij los xaiv cov kev daws teeb meem zoo tshaj plaws. Thiab nrog rau kev nce qib ntawm cov cuab yeej technology thiab qhov tshwm sim ntawm cov txheej txheem tshiab, qhov chaw precision machining thev naus laus zis ntawm cov tawv nqaij dav hlau tseem txuas ntxiv txhim kho thiab txhim kho.
Thiab nrog rau kev loj hlob ntawm automation xav tau nyob rau hauv kev lag luam tsim, neeg hlau deburring, sib tsoo, thiab polishing technologies yuav siv ntau lug siv, txiav thiab precisely txheej txheem ntawm daim tawv nqaij, txo nqi zog thiab kev khiav hauj lwm tsis ua hauj lwm, thiab txhawb kev loj hlob ntawm aviation kev lag luam. Tau kawg, ntxiv rau cov tawv nqaij deburring, sib tsoo thiab polishing thev naus laus zis, lwm cov txheej txheem kev ua haujlwm saum npoo av kuj tseem ceeb heev. Piv txwv li, daim tawv nqaij ntawm lub dav hlau yog nyob rau hauv kev sib cuag ncaj qha nrog lub ntiaj teb sab nraud thiab muaj kev cuam tshuam rau corrosion nyob rau hauv ib tug complex ib puag ncig, yog li sab nrauv yuav tsum tau coated thiab kho.(文章来源:国际金属加工网,如有侵权,请联系删除)
