HomelinessTools iyo qalabka

Wax ka sugi lahaayeen: sifooyinka, codsiga

Dadka ayaa ka war abrasives for tobankii badan. Dadka dhagxan iyo ciid loo isticmaalaa in qaabka iyo afaysto mindiyo, warmo iyo arrowheads oo jillaabbo. Midkii kowaad wuxuu u sandstone ah sugi lahaayeen, taas oo kaalinta qayb firfircoon ka ciyaaray miraha yar oo quartz. Ilaa helitaanka jidadka ka baaraandegidda wax this waa bir sugi lahaayeen keentay in suurtagalnimada ee horumarinta dhan ah bini'aadannimada, sida dadka ka dibna si fudud ma jiro hab kale si ay u sameeyaan qalabka shaqada iyo hub labadaba.

Waa maxay ka soo dhibic jirka ah ee view,

Sida caadiga ah abrasives yihiin minerals aad u adag, kuwaas oo ku yaala cidhifka sare ee miisaanka Mohs ka qalbi engegnaantiinna aawadeed - ka quartz in diamond ah. Laakiin xataa qalabka jilicsan samayn kartaa shaqo this. Buushka, baking soda iyo boholo waaweyn oo midho kartaa sabab wanaagsan inuu u soo yeedho abrasives. iyaga la joognay oo la kulmi on joogta ah maalin walba, iyo muhiimadda ay leedahay in nolol maalmeedka waa ku weyn yahay.

In geeddi socodka qaar ka mid ah, waxaa la isticmaali karaa?

wax ka sugi lahaayeen waxaa inta badan loo yaqaan sidaas ma aha sababta oo ah guryaha ay jirka, iyo sabab u ah nooca loo isticmaalo. Waxaa jira fasalo dhowr ka mid ah geedi socodka sida. Gaar ahaan mashiinka sandblasting tirada ugu badan ee qalabka loo isticmaali karaa, taas oo ku hoos jira xaalad caadi ah oo aan la muujiyay leeyihiin guryaha sugi lahaayeen. qalabka kani waxa uu isticmaalaa durdur awood hawada ama biyaha, taas oo u dhaqaaqin at xawaaraha sare ee yaryar xeryahooda qaar ka mid ah. Xaaladaha qaarkood, mesh a sugi lahaayeen, kaalin ee filter-helicopter.

mashiinada Sandblasting waxaa loo isticmaalaa qiraan iyo dhameystir kama dambaysta ah ee qaybo ka mid ah iyo alaabta dhamaystirtay. Tani waxay ka qolof of nuts iyo miraha dalagyada cuntubyo, qolofka of mollusks iyo arrinta kale organic in xubnihii ugu yar ee birta, slag, galaas ama baking soda qaadan kartaa gebi ahaanba wax kasta oo ka sugi lahaayeen.

Tiirarka ugu muhiimsan

ciid silica waa ugu caan ah oo buundooyinka engeeg hadal haynta iyo dhismayaasha kale birta. Haddaba waxaa jira daaweyn aad wax ku ool ka dhanka ah miridhku, kuwaas oo si weyn u soo hagaagaysa ka cimri dherer ah ee dhismayaasha injineernimada. Habkan wuxuu farayaa in a abrasives cufnaanta sare. Sida caadiga ah, daaweynta ee dhismayaasha birta ah waxay ku lug leedahay isticmaalka hawada tilmaantay Tifaftirayaasha BBC. Waxa uu kaalin ee xawaaraha walxaha iyo waxyeelo ma laha xoqe dheeraad ah.

Si kastaba ha ahaatee, xaaladaha qaarkood, waxa loo isticmaali karaa, iyo biyaha. Gaar ahaan marka lagu nadiifiyo dhismayaasha la taaban karo. Dhammaan dhismayaasha la dhisay zone of strip xeebta, xilliyo gaar u baahan. Xaqiiqada ah in ay dusha waqti kordhiyaa daaha qarada waaweyn oo milix iyo xarumaha kale ee xoqe. biyo nadiif ah, taas oo hore ayaa lagu daray waxyaabaha ku haboon (hadal haynta) ma aha oo kaliya iyaga ka saaraysaa la taaban karo, laakiin sidoo kale soo saartaa "desalting". Mar kale, tallaabadan si weyn u kordhiyaa nolosha adeegyada dhismayaasha.

Qiraan waxyaabaha dhamaystirtay

Qiraan - taasi waa habka ugu muhiimsan kaas oo abrasives dalabka waa mid aad u ballaadhan. Sida caadiga ah, in ay keenaan oo kaamil ah waxyaabaha dhammeeyey ama qaar ka mid ah qaybaha la isticmaalayo Jinka gaar ah ama giraangiraha jilicsan, oo xarunta ku salaysan Beeyada dardaro. Waxa dalbaday xataa geed isbonji la fudud sugi lahaayeen. xabagta Cerium, diamond, silica, xabagta bir iyo xabagta chromium - xeryahooda kuwaas oo maanta inta badan loo isticmaalaa.

Novakulit (dhagaxyada cufan siliceous) - oo sidoo kale ah wax cayriin wanaagsan qalabka nadiifinayo ah. xabagta Cerium waa macdanta ugu badan ee loo isticmaalo qiraan galaas. xiriir Tani waxa aanu xoqin, laakiin yaridda macaanaa iyo iftiimo. Sanadihii la soo dhaafay, si kastaba ha ahaatee, Karbid Kremniya iyo dheeman dardaro for this sii kordheysa loo isticmaalay. Iyada oo ku saleysan iyaga on, waxaa sameeyey suunka gaar ahaan qaali ah oo hufan sugi lahaayeen. Waxaa si aad u wanaagsan aduu daaweynta ka mid ah waxyaabaha ugu badan "cadho".

Isticmaalka beeraha magnetic

Sanadihii la soo dhaafay, iyo aad u badan si ballaaran in industry waxay bilaabayaan in ay ku dhaqmaan habka of sii darane sugi lahaayeen. Si arrintan loo sameeyo, ha isticmaalin biyaha xooga leh ama hawada tilmaantay Tifaftirayaasha: qayb ka sugi lahaayeen yar sabayn duurka awood leh magnetic, kuwaas oo foomamka ah "grindstone". Habkani waxaa loo isticmaalaa in injineernimada sax, sida waxa loo isticmaali karaa si ay u turxaan iyo thinking faahfaahinta, kaas oo sida caadiga ah waxay noqon lahayd mid aad u qaali ah si loo farsameeyo iyo / ama muddo dheer. xarunta aluminium inta badan loo isticmaalaa sida sugi lahaayeen la Biraha ah kaas oo ay leeyihiin hantida this.

farsamooyinka nadiifinayo Magnetorheological

Marka habkan nadiifinayo rheological qalab sugi lahaayeen "jirka" looma isticmaalo. qalabka ayaa lagu qaso dareeraha ah, taas oo ay tahay dhaqaaqo dhumuc weyn sarkhaansan yihiin beeraha korontada. Habkani waa isku mid siyaabo badan in kor lagu sharaxay, waxa ay sidoo kale waxaa loo isticmaalaa daaweynta qeybo ka mid injineerinka sax iyo warshadaha mid ah.

Guud ahaan, sannadihii ugu danbeeyay ee wax soo saarka Waxaa sii kordhaya laga bilaabo si ay u isticmaalaan abrasives, pre-qaso dareeraha ama Beeyada dardaro. Tusaale wanaagsan - GOI ayay ilmadeeda koollada ka sugi lahaayeen ku salaysan xabagta chromium. Waxaa muddo dheer loo yaqaan, laakiin kaliya sannadihii la soo dhaafay waxa ay fiiro gaar ah. Sababta waa mid fudud - qiime jaban ee xarunta this iyo oolnimada sare inta lagu jiro qiraan. Sidoo kale, meel dhexaad ah sugi lahaayeen falalka Jinka on wax in la daweeyo, iyada oo aan la xoqo ama waxaa dhaawac.

Shiidi giraangiraha for gotaan xagal ( "Bulgarians")

Waxay waxaa loo isticmaalaa keliya ma aha ee qiraan. Abrasives weli waa laga gooyn kartaa in qalab gaar raagaya. Ujeedada this, giraangiraha sugi lahaayeen khafiif ah la sameeyey oo ku saleysan xabagta aluminium iyo Beeyada phenolic. Marar dhif ah, bir ah ku shiidi wheel. qalab noocan oo kale ah waa lagama maarmaan si gaar ah in ka fiirsato of qorqornaa marmar ah. Xaqiiqada ah in macdanta waa mid aad u cufan, si liidata in miinshaaro rinjiga caadiga ah.

Sida aynu hore u soo sheegnay, waxa loo isticmaalaa jarida xabagta aluminium, Karbid Kremniya, diamond dardaro iyo carbide boron. Kuwaas oo kala ah, wheel ku shiidi waxaa lagu sameyn karaa, oo ay ku jiraan qaab daab miinshaar gaar ah qalabka-xoog sare.

Qalabka ugu muhiimsan ee loo isticmaalo warshadaha

Sayidka, xeryahooda, kuwaas oo loo baahan yahay in la afeeyey, qiraan, jarida alaabta. warshadaha casriga ah inta badan isticmaalaa qalab sugi lahaayeen asal ahaan aan dabiici ahayn. Sababta tani - xad kharash yar ee synthetics. dabiici ah xeryahooda ka dhaca waa wax badan ka qaalisan. Ka mid ah iyaga ku celcelis ah waa xiriir ku yidhi xabagta aluminium iyo Karbid Kremniya, zirconia iyo kuwa lagu magacaabo superabrasives (diamond ama nitride boron).

Ka reeban dhif ah oo ay inta badan wakiil corundum. Waxa uu aad u qaali yahay, oo ay la isticmaalo wax soo saarka ee ku filan oo kooban. In dheeman ah dabiiciga ah ka sii dhif ah loo isticmaalo haboonayn qiraan sabab u ah size mid aad u yar, ama cilladaha dhismaha.

horumar ah ee abrasives warshadaha

Taariikhda abrasives warshadeed ee ku shiidi giraangiraha waxay bilaabeen la macdanta dabiiciga ah - quartz iyo Silicon, iyo sidoo kale corundum. Waa dambaysta ah, iyadoo jidka ag fadhida, markii ugu horeysay oo noqday kuwa loo yaqaan "Emery". Waxa ay ahayd bar ugu horeysay ee hadal haynta ah. Diidmada macdanta dabiiciga bilaabay in qeybtii hore ee qarnigii labaatanaad, oo waxaa ku dhowaad soo gabagabeeyo dhamaadka bishaan waxaa ka mid ah. Arinku halkan waxa uu ahaa qiimaha sare ee qalabka dabiiciga ah ma aha oo kaliya. Xaqiiqada ah in dhammaan waxay leeyihiin guryaha si wanaagsan u qeexan in la beddelo ma ka soo baxay. abrasives dardaro ayaa sidoo kale bilaabay xaaladaha qaarkood, waxay noqon karaan kuwo ku kala duwan oo ku habboon si ay u xalliyaan qaar ka mid ah dhibaatooyin aan caadi ahayn.

Tusaale ahaan, by hab tiknolojiyada cusub la abuuri karaa xarunta leh qaabka walxaha a eg sliver ah. waxyaabaha noocan oo kale ah waa ugu fiican ee codsiga si ay dusha sare ee giraangiraha nadiifinayo ah. Intaas waxaa sii dheer, waxaa suurto gal ah in la abuuro qalab cusub, by isku, tusaale ahaan, xabagta titanium la xeryahooda aluminium. abrasives Kuwanu waa fiican oo lagu daweeyo meelaha gaar ahaan adag.

Marka waxaa jiray a "horumar degdeg ah sugi lahaayeen" in industry ee?

wax soo saarka Modern ee abrasives, oo ay ku jiraan la sii daayo shiidi giraangiraha iyo haragoodu Emery, waa ay adag tahay in lagu qeexo sababta oo ah miisaanka alaabooyinka iyo shatiyada, taas oo inta badan ku tilmaami alaabta la mid ah. Furaha isku dhacyada sida waa mid fudud - sababtoo ah kala yar ee halabuurka kiimikada iska diiwaan gelin kartaa a image brand cusub. Laakiin waxa aasaas u ah abrasives dardaro, iyo marka warshadaha lahaa suurtogalnimada ay mass isticmaasho?

Runtii dhacdo weyn waxay ahayd furitaanka carbide Silicon - macdanta ah, ma aan helin ee dabiiciga ah. Abuuritaanka alumina a dardaro ee 1890 shidan yihiin oo keliya bilowga cilmi ee ku yaala goobahan. By dhamaadka 1920 xabagta aluminium dardaro, Karbid Kremniya, Garnet iyo Emery waa abrasives waaweyn warshadaha.

Laakiin xal dhab u yimid 1938. Waxaa markaas noqday suurto gal ah in ay soo saaraan alumina kiimikaad saafi ah, kaas oo isla markiiba laga helay codsiga ballaaran injineernimada farsamada. Waxay ugu dhakhsaha badan caddaatay in isku dar ah ee zirconia iyo alumina fiican waayo, shuqulladiisa oo adag in jarida fasalada bir aad u adag. Waxaa runtii waa a budada sugi lahaayeen gaar ah, waayo, kaasu haysaa oolnimada sare, laakiin waa jaban. Maanta oo timir ah sidoo kale dhawraa oo dhan alumina dardaro, Dhawrista dhismeedka mikrokristallin bauxite asalka ah ee alaabta bilaabo. Gaar ahaan si gaar ah Cubitron ™ waxaa la abuuray, iyo sidoo kale abrasives ku salaysan dhoobada hoos brand SolGel ™.

On "saaxiib fiican gabar ee" ee

diamond Dabiiciga ah - dhagax ugu da'da weyn sugi lahaayeen. Waxa uu noqday caanka ah ee 1930. Tom wuxuu ahaa xaq, laba sababood. Marka hore, ka hor inta muda ah soo saarka diamond ahaa dayac oo kaliya jir ahaan ma dabooli kari lahaa baahida sii kordhaysa ee warshadaha. Marka labaad, oo xidhiidh la leh dareen ba'an ee laga yaabo dagaal, dalal badan ayaa bilaabay in ay si degdeg ah u raadiyaan sidii ay farsameeyo carbide tungsten iyadoo la kaashanayo mashiinada. walax Tan waxaa weli loo isticmaalo wax soo saarka ee diirkja ee armor- projectiles dalooliyo.

Dhibaatada ayaa macquul ahayn ingeega mid ah waxyaabaha la in abrasion kaliya ma ay qaadan. Daraaso ay qabatay 1960 by General Electric, ayaa keentay in soo bixitaanka of dheeman dardaro. Ugu dambeyntii baaritaan ee arrintan oo keentay in furitaanka nitride ah boron cubic, CBN. Xarunta Tani, isagoo qalbi engegnaantooda ah diamond, waxaa si balaadhan looga isticmaalaa in soo saaridda ee abrasives kale, tan iyo markii ay la shiidaa milled karaa ciidda steel fasalka adag.

Dabcan, dhammaan abrasives kuwan, marka lagu daro dhammaan hantida cajiib ah, waxay leeyihiin hal khasaare wayn - kharashka. marka laga reebo A dhawaan waa sugi lahaayeen Abral, walaac Yurub dhexsameeysmo Pechiney. Shirkadda Tani ayaa soo saartay nooc ka mid ah "bedel diamond", taas oo, in yar oo liita iyaga darantahay ingeega, la taaban karo oo ku guuleystay in qiimaha.

Laakiin ma aha oo kaliya warshadaha ee abrasives guurtay weeraryahanka. qalabka muhiimad weyn loo isticmaalay saldhig u tahay codsigooda. Gaar ahaan, markii la abuuray Bakelite, fursad in ay soo saaraan iftiin badan, weli giraangiraha darane raagaya. Waxay si siman u shiiddo iyo abrasives fiican qaybiyey ay mugga gudaha. Waxay bixisaa oo tayo leh si weyn u wanaagsan ka mid ah maaddooyinka processing.

maro Emery

maro Emery loo isticmaalaa sida saldhigga, difaan macmal ah oo dabiici ah, filimada, iyo xitaa warqad cad, fiiloyin dhar-xoojiyay. Xaaladaha qaarkood, "ayuu nazhdachku" loo diyaariyey by impregnating xal ku salaysan Beeyada phenolic ama biyo (dheeriga ah ee abrasives, dabcan) dhar. Waxa kale oo laga heli karaa geed isbonji la sugi lahaayeen. qalab noocan oo kale ah waxaa si weyn loo yaqaan in ay qof kasta, na wajjahay iyaga la joogto iyo maalin kasta.

Waxaan ku tilmaamay codsiyada badan qalabkan. Laakiin xaqiiqada ah waa in Badankood ma nin celcelis ahaan ka fool ayuu jidka ku soo noloshooda. Tusaale ahaan, dad badan ka ogaato dhagaxyo fiicneeyay, ulaha ama xoqo isla, ayaa qof isticmaalay mesh sugi lahaayeen. Laakiin dadka aad u yar ogaadaan noocyada gaarka ah ee walxaha loo isticmaalo, tusaale ahaan, saa'idka saarayaasha of mindiyo tayo sare leh ama fasalada steel superhard. The dambe, kadis ah, guriga soo afaysto ku dhowaad dhalanteed. "Sharpener" waxay u baahan yihiin aad u gaarka ah.

Waayo, hawlaha qaar ku haboon hal ama hadal haynta kale?

Waayo, baahida gaarka ah looga baahan yahay superabrasive, taas oo aynu hore si kooban kor ku xusan. Waxa ay sidoo kale soo bandhigay qaab harag Emery, burush sugi lahaayeen, saxannada iyo wareegyada. Sidaas darteed, soo saarayaasha steel waa alumina iyo carbide Silicon in wax soo saarka ee garbaha Heerka fasalka. wax soo saarka Mass sidoo kale inta badan waxay u baahan tahay isticmaalka ballaaran ee mashiinada sandblasting: ahama, saa'idka kubada sii daayo iyo processing mass gaar ahaan tir tiro. Si kastaba ha ahaatee, kiisaska intooda badan, saarayaasha sii daacad u ah "wanaagsan jir" alumina. Tani budada sugi lahaayeen waa raqiis, laakiin waa mid aad wax ku ool ah.

Dhamaadkii

Abrasives, si toos ah ama si dadban ka ciyaaraan door wax soo saarka ee ku dhow waxyaalaha dadka maalin kasta la kulmaan oo dhan. Gaar ahaan, iyaga oo aan macquul aheyn in la abuuro dhismaha aluminium anodized, kuwaas oo sidaas oo caan ah taageerayaasha of alaabta "tufaax". Ha illoobin in a fudud oo ku shiidi dhagax "gotaan" ama xataa lagu xoqo caadi ah - midhaha qarniyo badan aqoonyahaniinta iyo farsamayaqaanno ururin iyo abaabulo ay aqoonta sanadihii la soo dhaafay.

Shirkadaha soo saara noocyada kala duwan ee abrasives, shiidi giraangiraha iyo xoqo, oo isticmaalaya aqoon, kaas oo ay joogaan in warshado badan oo la xiriira. Waxay waxaa haga xogta ka helay daraasadda of dhoobada, waxaa si balaadhan looga isticmaalaa codsatay chemistry, physics iyo metallurgy. Abrasives yihiin had iyo jeer waxtar leh - waxay yihiin feature ugu muhiimsan ee wareegga-soo-saarka casriga ah ee shirkadaha badan.

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