Niaj hnub nim no, tsuas yog tshem cov burr ntawm qhov chaw ntawm cov hlau ntawv feem ntau tsis txaus. Ntau thiab ntau tus neeg siv xav tau fillet ntug ntawm cov hlau ntawv. Tab sis koj puas paub qhov loj ntawm kev puag ncig? Yuav ua li cas txiav txim siab qhov ntau ntawm fillet tsim nyog?
Cov lus teb nyob ntawm lub hom phiaj ntawm daim hlau. Lub tuam txhab ua khoom siv yuav tsum ua cov hlau raws li cov lus qhia kos duab. Feem ntau, cov lus qhia no yuav tsum yog qhov tseeb thiab tsis hloov pauv. Yog tias nws tau qhia hauv daim duab kos duab tias daim hlau yuav tsum tau puag ncig, qhov kev qhia ntawm chamfer yuav muaj kev cuam tshuam loj heev rau tus nqi ntawm cov khoom ua haujlwm. Yog li ntawd, txawm tias rau tus neeg tsim khoom nws tus kheej lossis rau lub tuam txhab ua khoom siv, nws yog ib qho tseem ceeb heev uas yuav tsum xaiv qhov ntau npaum li cas chamfer kom raug.
Ua kom tau raws li qhov xav tau ua ntej, tsawg li tsawg tau
Yuav kom ntseeg tau tias kev siv cov khoom siv ua tiav lawm muaj kev nyab xeeb thiab ua tau zoo, cov khoom siv hlau yuav tsum du thiab tsis muaj burrs. Cov khoom siv tiav lawm no tuaj yeem yog cov tshuab nias rooj vag, tshuab khoov lossis tshuab leveling. Ua ntej khoov lossis leveling, yog tias cov khoom siv tsis muaj burr, tsis tas yuav tsum tau rounding, vim tias cov menyuam leveling feem ntau tsuas yog puas tsuaj los ntawm burr tsa. Tib yam no muaj tseeb rau lwm yam cuab yeej xws li cov cuab yeej tig thiab milling cutters. Yog li ntawd, cov khoom tsis muaj burrs yog qhov tsim nyog dua rau kev ua tom qab.
Yuav kom tsis txhob muaj neeg ua haujlwm raug khawb, kev paub dhau los tau qhia tias tsuas yog xav tau 0.1 hli chamfer xwb los xyuas kom muaj kev nyab xeeb. Txawm tias cov hnab looj tes latex, cov yeeb nkab pneumatic lossis cov xov hlau uas feem ntau kov cov npoo ntawm cov hlau ntawv yuav tsis raug puas tsuaj los ntawm cov hlau ntawv nrog qhov sib txawv ntawm tsawg dua 0.1 hli.
Thaum xav txog cov txheej txheej, cov yam cuam tshuam ua rau muaj ntau yam thiab sib txawv. Thawj qhov yog hom txheej txheej (KTL, hmoov, xim ntub), hom thiab zoo ntawm cov txheej txheej, thiab tom qab ntawd cov khoom siv, xws li kev kho ua ntej, lub sijhawm ziab lossis qhov kub ziab, kom txog thaum qhov chaw kawg ntawm cov khoom. Cov yam no, ua ke nrog ntug vojvoog, ua lub luag haujlwm txiav txim siab hauv lub sijhawm tiv thaiv xeb. Yog li ntawd, qhov ntau ntawm chamfer tsim nyog yuav tsum tau txiav txim siab los ntawm kev sim kom ntev lub sijhawm tiv thaiv xeb. Tau kawg, txhua yam cuam tshuam yuav tsum tsis hloov pauv hauv kev sim.
Qhov tsawg kawg nkaus chamfer ntawm 0.5 hli muab ib txheej txhim khu kev qha
Raws li DIN EN ISO 9227: 2017, "kev sim tshuaj tsuag ntsev nruab nrab NSS" feem ntau yog siv los ua txoj hauv kev los sim kev tiv thaiv xeb. Cov txheej txheem xeb raug txiav txim siab dhau sijhawm. Tsis tas li ntawd, qhov seem hla tuaj yeem ua los qhia qhov kev hloov pauv tuab ntawm cov txheej, yog li ntsuas qhov sib npaug ntawm cov qauv (kev ntsuas ntxiv tuaj yeem ua yog tias tsim nyog). Cov qauv no kuj tuaj yeem qhia meej meej tias cov duab ntawm lub vojvoog muaj feem cuam tshuam rau qhov tuab ntawm cov txheej. Hauv cov ntaub ntawv ntawm asymmetric fillet, qhov tuab ntawm cov txheej txo qis ntawm qhov nkhaus siab tshaj plaws. Yog li ntawd, nws tuaj yeem xaus lus tias qhov cuam tshuam zoo tagnrho ntawm ntug tuaj yeem tau txais nrog lub vojvoog sib xws.
Tus qauv uas peb tuaj yeem tau txais los ntawm qhov no (piv txwv li, rau cov qauv hlau lossis cov tsev nyob deb nroog) yuav tsum tau kom lub vojvoog puag ncig ntawm qee qhov hlau ntawv yog 2.0 hli lossis ntau dua. Txawm li cas los xij, feem ntau cov ntawv thov ua tau qhia tias kev nplaum zoo tuaj yeem tau txais ntev li 0.5 hli puag ncig ua tiav rau ntawm cov hlau ntawv. Vim tias qhov ntau ntawm chamfer thiab tus nqi cuab yeej tshwm sim yuav nce ntxiv raws li qhov nce ntawm lub vojvoog ntug, nws yog qhov tsim nyog rau cov neeg siv kom nrhiav tau qhov ntau ntawm puag ncig kom ntseeg tau tias kev ua haujlwm txhim khu kev qha thiab pheej yig. Ntawd yog: ua kom tau raws li qhov xav tau, tsawg li sai tau.
Lub sijhawm tshaj tawm: Lub Yim Hli-23-2021