Babban dakin fashewar yashi
Manya-manyan dakunan fashewar yashi, ba makawa ne masu nauyi{1} kayan aikin jiyya na sama a fagen masana'antu, ana amfani da su sosai don ingantacciyar tsaftacewa da uniform da pre{2}maganin manyan kayan aiki masu nauyi. A ƙasa, zan samar muku da cikakken bincike daga bangarori biyu: filayen aikace-aikace da ƙwarewar amfani.
I. Babban filayen aikace-aikace na Manyan dakunan Yashi-
Babban aikin babban ɗakin fashewar yashi shine tsaftacewa da sauke damuwa, samar da ingantaccen tushe don matakai na gaba kamar feshi, sutura, da haɗin gwiwa.
Tsarin ƙarfe da filin gini
Gada, tashoshin wuta, da tankunan ajiya: Cire ma'auni, tsatsa, da tsofaffin sutura don cimma matakin tsafta na Sa2.0-2.5 ko sama.
Daidaitaccen tsari na ginin ƙarfe na ƙarfe da H{0}} katako kafin fesa maganin lalata ko gobara.
Injiniyan Jirgin Ruwa da Ruwa
Sassan hull, benaye da dakuna: manyan -cire tsatsa da tsohowar fenti.
Kafofin watsa labaru na waje da tsarin jaket: Anti{0}} rigakafin lalata don matsananciyar muhallin ruwa.
Sufuri
Tsabtace sararin sama don manyan gyare-gyaren gyare-gyare ko sabbin gine-ginen motocin jirgin ƙasa da karusai (musamman motocin tanki).
Manyan firam ɗin manyan motoci, kayan aikin gine-gine: kamar masu tonawa, bum ɗin crane, da sauransu.
Makamashi da Nauyin Kayan aiki
Yashi fashewar bangon ciki da na waje na hasumiya na samar da wutar lantarki shine mahimmin tsari a cikin maganin lalata-.
Tasoshin matsa lamba, tukunyar jirgi, da kayan aikin sinadarai: Weld ɗin tsaftacewa, cire ma'aunin oxide na bango na ciki, da haɓaka ƙarfin gajiya.
Manyan simintin gyare-gyare da ƙirƙira: Cire hatsin yashi da sikelin oxide don fallasa lahani a saman.
Jirgin sama
Abubuwan da aka haɗa na jirgin sama, roka roka: Pre{0}magani don rage damuwa, ƙarfafawa ko haɗa takamaiman abubuwan da aka gyara.
Ii. Mabuɗin Ƙwarewar Amfani da Mafi kyawun Ayyuka na Manyan Dakunan Yashi na Sikeli{1}
Daidaitaccen amfani da kiyayewa sune jigon don tabbatar da ingantaccen aiki, tattalin arziki da amintaccen aiki na ɗakin fashewar yashi.
(1) Shiri da tsarawa kafin aiki
Shirya kayan aiki da haɓakawa
Shirya hanyoyin shiga da fita na kayan aikin da juyawa/matsayin motsi yayin fashewar yashi don tabbatar da cewa ana iya rufe duk saman yadda ya kamata.
Don ƙarin - dogayen abubuwan haɗin gwiwa (kamar silinda na hasumiya), ya zama dole a haɗa kai tare da dogo na cikin gida da trolleys masu fashewa don fashewar yashi.
Yi cikakken amfani da tsayin ɗakin fashewar yashi kuma yi amfani da hanyar dakatarwa da yawa don sarrafa ƙananan sassa, ta haka inganta ƙimar amfani da sarari.
Zaɓin abrasive da shiri
Zaɓi bisa ga buƙatun tsari:
Karfe abrasives (simintin karfe yashi, waya yanke harbi): Babban taurin, tsawon rayuwar sabis, sake yin amfani da, dace da ƙarfafa jiyya da janar tsatsa kau.
Non{0}}arafa abrasives (brown corundum, quartz sand, garnet): Suna da taurin mafi girma da ƙarfi mai ƙarfi, kuma sun dace da tsatsa mai tsatsa ko gyaran saman dutse. Duk da haka, suna samar da ƙura mai yawa kuma suna lalacewa da sauri.
Lokacin da aka yi amfani da sababbin abrasives a karon farko, suna buƙatar yin zagaye na "marasa amfani" don cire ƙura da tarkace a cikin su.
Haɗin abrasive: Yin amfani da sabo da tsofaffin abrasives a cikin wani yanki (kamar 3: 7) ba zai iya tabbatar da ingancin yankan kawai ba amma kuma yana rage farashi.
(2) Mahimman Dabaru a cikin aikin fashewar yashi
Matsin iska da sarrafa kwarara
Matsin iska yana aiki azaman tushen wutar lantarki: gabaɗaya, matsa lamba na aiki yana buƙatar kiyayewa tsakanin 0.6 da 0.8 MPa. Ƙananan matsa lamba yana haifar da ƙarancin tsaftacewa. Matsin lamba mai yawa na iya karya ƙazanta cikin sauƙi, ƙara lalacewa da tsagewar kayan aiki, kuma kayan aikin na iya lalacewa.
Adadin kwarara shine mabuɗin don dacewa: Daidaita bawul ɗin abrasive don tabbatar da daidaituwa da ci gaba da wadatar abrasive. Rashin daidaituwar kwarara yana iya haifar da rashin daidaituwa a saman.
Fesa dabarun aikin bindiga
Angle: The spray gun ne kullum a kusurwa na 70 digiri zuwa 80 digiri zuwa saman workpiece (an danne tsananin haramta fesa a tsaye Angle na 90 digiri , kamar yadda zai iya haifar da wuce kima zurfin craters). Don filaye masu sassauƙa ko faranti na bakin ciki, kusurwa na iya zama ƙarami.
Nisa: Yawancin lokaci ana kiyaye shi tsakanin 300 zuwa 700 mm. Nisa ya yi kusa da yawa, yana haifar da matsananciyar lalacewa da babban rashin ƙarfi. Nisa ya yi nisa sosai, makamashi ya ɓace kuma ingancin ya yi ƙasa.
Gudun motsi da yanayin tafiya: Tsaya tsayayye da saurin motsi iri ɗaya, kuma yi amfani da juye-juye mai juye-juye ko a tsaye (tare da zoba na kusan 1/3) don guje wa tsallakewa ko wuce gona da iri.
Kwatancen samfurin gani
Yi amfani da daidaitattun samfuran ISO 8501{1}}1 ko SSPC-Vis a kowane lokaci don kwatanta ma'aunin tsabta bayan fashewar yashi (kamar Sa 2.0, Sa 3).
Yi amfani da kwatancen rashin ƙarfi ko tef ɗin kwafi don gwada bayanin martaba (ƙaushi) don tabbatar da ya cika buƙatun shafa (yawanci 50-100 microns).
(3) Kula da kayan aiki da haɓaka tsarin
Tsarin cire ƙura shine layin rayuwa:
Kullum: Bincika bambancin matsa lamba na harsashin tacewa/jakar tace kuma tsaftace tokar cikin lokaci.
A kai a kai: Bincika ko tsarin busa baya na bugun jini yana aiki yadda ya kamata don tabbatar da ingancin cire ƙura. Rashin gazawar tsarin cire ƙura na iya haifar da ƙarancin gani sosai, wanda ke cutar da lafiya kuma yana shafar ingancin fashewar yashi.
Abrasive farfadowa da na'ura tsarin
A kai a kai duba na'urar daukar hoto da tsaftace tarkace akan allon don hana toshewa.
Bincika tasirin ƙarfin maganadisu na mai raba (idan ana amfani da abrasives na ƙarfe) don tabbatar da cewa ƙura, tarkace da abrasives masu amfani za a iya raba su yadda ya kamata.
Ya kamata a cire ƙura da ƙananan ƙwayoyin cuta da kyau daga tsarin dawowa akai-akai. Su ne manyan abubuwan da ke haifar da raguwar aikin fashewar yashi da lalacewa na kayan aiki.
Fesa bindigogi kuma sa sassa masu jurewa-
Ƙirƙiri tsarin musanya na yau da kullun, musamman don lalacewa{0}}asashe masu juriya kamar su nozzles, bututun yashi, da bututun Venturi. Sabbin nozzles na iya lalata magudanar ruwa sosai, yana rage inganci da fiye da 20%.
Nozzles da aka yi da manyan abubuwa masu ƙarfi kamar yumbu ko boron carbide suna da tsawon rayuwa fiye da waɗanda aka yi da carbide tungsten na yau da kullun.
(4) Tsaro da Kariyar Muhalli
Kariyar ma'aikata
Dole ne ma'aikata su sa ƙwararrun tufafin kariya na fashewar yashi (tare da hular iskar gas na waje), safofin hannu masu nauyi da takalma masu aminci.
Tabbatar cewa samar da iska don rigar kariya ta kasance mai tsabta, bushe da isasshiyar matsewar iska.
Kula da muhalli
Ci gaba da ɗan matsa lamba mara kyau a cikin ɗakin fashewar yashi don hana ƙura daga tserewa.
Lokacin tsaftace kayan aluminium da sassan gami na magnesium, kayan da ake amfani da su dole ne su zama hujja{0}}.
Kafa fayyace wuraren tsaro da wuraren aiki, kuma an hana ma'aikatan da ba su aiki sosai shiga.
Sharar gida
Ya kamata a kula da ƙurar da aka tattara da abubuwan sharar gida a matsayin sharar masana'antu da zubar da su cikin bin ka'idojin kare muhalli na gida, musamman idan sun ƙunshi ƙarfe mai nauyi ko tsoffin abubuwan fenti.
Takaitawa
Ana iya taƙaita ingantaccen amfani da manyan dakunan yashi{0}} kamar:
Pre{0}tsari: Tsari mai ma'ana da zaɓin abin da ya dace.
Sarrafa tsari: Daidaita matsa lamba na iska, sarrafa yawan kwarara, aiki daidai, da yin kwatance akai-akai.
Kulawa da garanti: Kariyar kura, garantin sake yin amfani da su, da maye gurbin lalacewa{0}}asashen juriya.
Amintaccen layin ƙasa: Ƙaƙƙarfan kariya, kiyaye matsi mara kyau, da zubar da sharar gida daidai.
Ta hanyar bin waɗannan ka'idoji da dabaru, ba wai kawai za a iya inganta ingancin yashi da ingancin samarwa ba, har ma ana iya rage yawan amfani da abrasives da farashin kula da kayan aiki, yana tabbatar da aminci da amincin muhalli na ayyuka.
