Nyob rau hauv qhov tob tob ntawm Sandblasting los ntawm tam sim no

Nyob rau hauv qhov tob tob ntawm Sandblasting los ntawm tam sim no

2022-01-12Share

In Dua epthUkev nkag siab ntawmSandblastingfrom Nim

  

 

Peb tsis nquag xa mus rau lo lus sandblasting hauv lub neej niaj hnub, tab sis nws yog siv rau txhua yam ntawm peb lub neej. Yog likoj puas paub tias yog dab tsisandblasting? Yuav kom paub txog nws, cov lus qhia hauv qab no yuav pab tau rau koj. 

 

Lub Abrasive Blasting


Brief Taw Qhia

Abrasive bkav ntev yog tus txheej txheem ntawmnto tiavntawm propellingxov xwmntawma siab ceev mus rau nws. Nws yog ceev thiabyooj yimtxoj kev tshem tawmCov kab mob saum npoo avlos ntawm hlau, roj hmab,los yog yas.

Abrasive blasting feem ntau ua nyob rau hauv qhov chaw kaw xws liblasting chambers los yog txee, los yog ntawm qhov chaw qhib xws li ntawm lub nkoj, lub tsev, thiab choj, thiab lwm yam.


Hom


Bkav ntev muaj ntau yam dav dav raws li cov xov xwm sib txawv:

 Sandblasting

 Kev ntub dej abrasive blasting

 Vua blasting

 Bead blasting

 Qhuav-ice blasting


Blasting muaj peb lub tshuab xa xov xwm:

 Huab cua blasting (pneumatic)

 Mechanical log (airless blasting)

 Hydro blasting (tswj dej)

 

Sandblasting


Lus Taw Qhia

Raws li ib tughom ntawm abrasive blasting, sandblasting yog txheej txheem kho saum npoo uas feem ntau muaj cov cua compressor, abrasive hais, thiab lub nozzle los tsuag cov abrasive hais nyob rau hauv airflow hauv siab. Nws yog lub npe hu ua sandblasting rau nws blasts nrog cov xuab zeb. Thaum cov xuab zeb me me tau txau rau saum npoo, lawv tsim qhov xav tau.


Keeb kwm ntawm sandblasting thiab nozzles


In Depth Understanding of Sandblasting from Now


Sandblasting yog ib qho phenomenonuas tshwm sim hauvxwm, tsis yog tib neeg invention. Yog li ntawd, yog tias peb xav taupaubthaum sandblasting tshwm sim, nws tuaj yeem taug qab mus rau qhov pib ntawm qhovyugntawm lub ntiaj teb. Plua plav, xuab zeb,los yog particletawg lilos ntawm cua muaj peev xwm mushloovnto ntawm lwm yam khoom ntawm kev cuam tshuam. Ua piv txwv hauv peb lub neej, cua yaig.


Xyoo 1980, ib tug txiv neej hu ua BenjaminChew Tilghmannrhiav pom qhov phenomenon no thaum nws saib tej qhov rais uas muaj cua daj cua dub rau saum lawv. Tsis tas li ntawd, nws tau tsim lub tshuab uas tuaj yeem txav cov xuab zeb los ntawm cov huab cua siab rau saum npoo ntawm cov khoom. Nws yog thawj lub tshuab sandblasting hu ua ncaj bore nozzle.


In Depth Understanding of Sandblasting from Now 

 


Swiss mathematician thiab physicist Daniel Bernoulli pom tias tnws huab cua sib txawv tuaj yeem ua rau kom nrawm nrawm ntawm abrasive ntws, uas yog hu ua Bernoullis Txoj Cai.


In Depth Understanding of Sandblasting from Now 



Tom qab ntawd hauv 1700s, lub ntsiab lus no tau ntxiv los ntawm Italian Physicist Giovanni Battista Venturi. Txog rau xyoo 1950, Vnkagkuv nozzles tshwm txawm tias cov nyhuv Venturi nyob rau hauv hav zoov ntev ua ntej.


In Depth Understanding of Sandblasting from Now


Common Styles ntawm Sandblasting Nozzles

Tau ntau xyoo, ntau homntawm nozzles tau tsim raws li kev thovs. Raueg, uaventuri nozzle yog qhov kev xaiv zoo tshaj plaws rau kev ua haujlwm zoo sandblasting. Covinternal yeeb nkab blastingnozzleisfeem ntau yog siv raumeejqhov saum npoosab hauvcev.Cov banana nozzle feem ntau yog siv los ntxuav qhov chaw uas nqaim lossis nyuaj rau kev ua haujlwm nrog tus qauv nozzles.


Venturi Nozzle: Venturi nozzles muaj cov qauv dav dav uas txhawb nqa blasting zoo dua. Lub hauv paus ntsiab lus yog tias qhov txo qis ntawm cov kua dej ua rau muaj kev nce hauv cov kua dejs nrawm.


Dej Induction Nozzle: Nws yog tus yam ntxwv los ntawm cov kua sib tov abrasive hais thiab dej rau saum npoo kho. Piv nrog rau lwm cov nozzles, nws yog tus phooj ywg zoo rau kev noj qab haus huv rau kev tshem tawm plua plav.


Internal Pipe Blasting Nozzle: Nws yog tsuas yog siv los ntxuav lub puab phab ntsa ntawm cov yeeb nkab uas blasts nyob rau hauv ib tug cone qauv.Muaj ntau hom nozzlesrautxawv yeeb nkab puab diameters. Qee zaum cov cuab yeej ntxiv yog xav tau, xws li dab tshos teeb, centering carriage, thiab rotating blast head carriage.


In Depth Understanding of Sandblasting from Now

Txiv tsawb Curved Nozzle: Nws nkhaus lub kaum sab xis tso cai rau kev nkag mus rau sandblasting rau hauv qhov chaw nyuaj lossis nruj. Nwsyog ib qho kev xaiv zoo rau cov cheeb tsam uas nqaim los yog nyuaj rau uatxheemnozzles

Xa ntawv rau peb
Thov xa lus thiab peb yuav rov qab rau koj!