Daim ntawv thov thiab cov yam ntxwv ntawm cov ntawv xuab zeb dej

Cov ntawv xuab zeb dej feem ntau yog siv rau kev sib tsoo thiab polishing ntawm tsheb, rooj tog, tawv, cov khoom siv hauv tsev, thiab cov khoom siv tshuab. Nws muaj cov yam ntxwv ntawm kev sib tsoo ntub dej, qhov chaw ua haujlwm siab ntawm cov khoom ua haujlwm, thiab tsis muaj plua plav paug thaum ua haujlwm. Sandpaper kuj tseem ua lub luag haujlwm tseem ceeb hauv kev tsim qauv, xws li tshem tawm lub qhov rooj dej ntawm lub dart, polishing qhov kev txiav ntawm qhov txiav ntawm tus khiav, thiab qee zaum cov ntawv xuab zeb zoo yog siv los tshem tawm cov xim pleev xim, tshem tawm cov oxide txheej ntawm cov hlau. qhov chaw, thiab rov kho qhov qub xim hlau luster ntawm hlau qhov chaw. Polishing nrog oily dej xuab zeb tuaj yeem ua rau cov qauv ntoo nthuav tawm cov lus muag muag.
Chav tsev ntawm cov ntawv xuab zeb yog tus naj npawb ntawm cov khoom hauv ib chav tsev ntev ntawm nti (Cw, feem ntau hu ua "grain size" lossis "qib"). Yog li ntawd, 500Cw thiab 800Cw xa mus rau tus naj npawb ntawm cov khoom nyob rau hauv ib nti ntev. Qhov loj dua tus nqi, qhov zoo ntawm cov ntawv xuab zeb. Cov hnab looj tes yuav tsum tau hnav thaum ua haujlwm ntawm cov ntawv xuab zeb ntxhib kom tsis txhob tawm ntawm cov ntiv tes me me. 2000 # dej xuab zeb yog siv los polish tsheb xim khawb. Cov kauj ruam yog raws li nram no: Soak daim ntawv xuab zeb hauv dej thiab maj mam txhuam cov khawb. Lub sijhawm no, cov khawb yuav poob lawv cov luster. Tom qab ntawd siv lub polisher los kho lawv thiab thaum kawg siv quav ciab.
Dej sandpaper txoj cai
Feem ntau, tom qab sib tsoo n nplej ntawm cov xuab zeb ntawm qhov chaw ntawm ib qho khoom, qhov ua tau ntawm txhua daim me me raug hnav yog 2 ^ n, thiab txhua qhov ua tau zoo ib yam. Vim tias tom qab kev sib txhuam ntawm ib qho ntawm cov xuab zeb, txhua qhov me me ntawm cov khoom yog hnav los ntawm ib nrab ntawm qhov nruab nrab, tom qab kev sib txhuam ntawm ib qho ntawm cov xuab zeb, txhua qhov me me ntawm cov khoom yog hnav tawm ntawm ib nrab, tom qab kev sib txhuam. ntawm ib tug grain ntawm xuab zeb, txhua daim me me ntawm cov khoom yog hnav tawm ntawm ib nrab ntawm qhov nruab nrab. Nrog kev sib txhuam ntawm cov nplej ntawm cov xuab zeb, txhua daim me me yog hnav los ntawm n / 2 qhov nruab nrab. Los ntawm qhov kev xav ntawm qhov muaj peev xwm, nws tuaj yeem suav tias txhua daim me me feem ntau yuav raug hnav los ntawm n / 2 qhov chaw. Piv txwv li, thaum n=10, qhov ua tau ntawm txhua daim me me raug hnav los ntawm 4 mus rau 6 ntu yog 672/1024. Thaum n=10000, qhov tshwm sim uas txhua qhov me me yog hnav 4900 txog 5100 daim yog li 84%, thiab qhov tshwm sim uas txhua qhov me me yog hnav 4800 txog 5200 daim yog li 99.54%.
Txij li thaum muaj ntau cov xuab zeb nplej ntawm ib daim ntawv xuab zeb, txhua zaus cov xuab zeb rubs saum npoo ntawm cov khoom, txhua qhov me me ntawm cov khoom yog rubbed los ntawm ntau cov xuab zeb. Tom qab ntau qhov kev sib txhuam, tus nqi ntawm n yog qhov loj, thiab txhua qhov me me yog qhov tseeb heev. Qhov sib txawv ntawm kev sib txhuam quab yuam yog ob peb cov xuab zeb, uas tuaj yeem tsis quav ntsej. Yog li ntawd, coarse sandpaper tuaj yeem polish cov khoom.
Lub luag haujlwm ntawm cov ntawv xuab zeb dej
Kev siv cov ntawv xuab zeb dej hauv lub neej txhua hnub-sib tsoo cov hniav nrog 200, 400, thiab 600 mesh dej xuab zeb tuaj yeem ua rau cov hniav txhuam hniav blunt; tsheb zoo nkauj.
Qhov zoo ntawm cov ntawv xuab zeb dej
Kev sib tsoo efficiency yog nce 30%-50%6
p Lub neej ntev, tsim hluav taws xob tsawg thaum sib tsoo.
d Siab zog thiab tsim kua muag kuj.
Zoo anti-clogging nyhuv. Tom qab
Tiv thaiv cov ntawv xuab zeb los ntawm fading thiab cuam tshuam rau qhov zoo ntawm lub workpiece.