A cikin ingantattun kayan lantarki na zamani, sabbin motocin makamashi, da masana'antar kera karafa,Capacitor Weldersba makawa ba ne saboda gajeriyar lokutan fitar su, ƙarancin zafi{0}}asashen da abin ya shafa, da ƙarancin tasiri akan grid ɗin wutar lantarki. Koyaya, yawancin masu aiki akai-akai suna fuskantar ƙalubale kamar su mai tsanani, rashin daidaituwar ƙarfin walda, ko saurin lalacewa na lantarki. Makullin samun cikakkiyar sakamakon walda yana cikin zurfin aiki tare da ma'auni mai ƙarfi tsakanin ma'auni masu mahimmanci guda biyu: na yanzu (makamashi) da matsa lamba.
Wannan jagorar za ta ba da cikakken bincike na yadda za a haɓaka ingancin walda da ingancin samarwa ta hanyar inganta ma'aunin kimiyya.
Dokokin (Makamashi) na Yanzu: Daidai Sarrafa Sakin Zafi
Ka'idar aiki na waldar CD ta ƙunshi adana makamashin lantarki a cikin bankin capacitor da kuma sakin babban halin yanzu nan take. Sabili da haka, yawanci muna auna ƙarfin fitarwa ta cikin sharuddan adana ƙarfin lantarki (V) ko makamashin walda (J). gyare-gyare na yanzu dole ne yayi la'akari ba kawai kauri na abu ba har ma da kayan aikin jiki, kamar ƙarfin lantarki da wurin narkewa.
Don kayan aiki sosai (misali, jan ƙarfe, aluminium), inda zafi ke ɓacewa da sauri, dole ne a isar da babban shigar da makamashi mai ƙarfi a cikin ɗan ɗan gajeren lokaci (yawanci 3-miliyi 10) don samar da ingantacciyar walƙiya. Akasin haka, don kayan da ke da mafi girman juriya na lantarki (misali, bakin karfe, gami da nickel), ya kamata a yi amfani da madaidaicin madaidaicin magudanar ruwa don hana zafi mai zafi da ƙonewa.
| Nau'in Abu | Yawan Kauri (mm) |
Rage Makamashi Na Shawarar (J) |
Magana Welding Current (A) | La'akarin Tsari |
| Nickel/Nickel mai tsaftataccen ƙarfe{0} | 0.1 - 0.2 |
20 - 60 |
1500 - 3000 | Mayar da hankali kan hana iskar oxygen da kuma ƙonewa - ta |
| Bakin Karfe (304/316) | 0.5-1.0 | 80-150 | 3000-5000 | Yana buƙatar ƙarin matsa lamba don kashe spatter |
| Aluminum Alloys | 0.3 - 0.8 | 120 - 250 | 5000-8000 | Yana buƙatar babban halin yanzu; na'urorin lantarki suna buƙatar tsaftacewa akai-akai |
| Copper/Brass | 0.2-0.5 | 150-300 | 6000-10000 | Tungsten jan karfe na lantarki da juyi{0}} ana bada shawarar walda |
Dabarun Ka'idar Matsi: Ƙirƙirar Ƙarfafa Tuntuɓi
- Matsi na Electrode shine sau da yawa -masu ƙima a cikin juriya walda. A cikin walda CD, matsa lamba kai tsaye yana ƙayyade juriyar lamba tsakanin kayan aikin. Bisa ga Dokar Joule ($ Q=I^2Rt$), mafi girman juriya na lamba $R$ yana haifar da ƙarin zafi. Rashin isassun matsa lamba yana haifar da juriya na lamba mara kyau, yana haifar da yawan kuzarin kuzari a saman da kuma mai tsanani. Akasin haka, matsa lamba mai yawa yana haifar da ƙarancin juriya na tuntuɓar sadarwa, yana haifar da rashin isasshen zafi da walda mai sanyi (rashin haɗakarwa).
- A aikace, ya kamata a bi ka'idar "matsayi mai wuyar gaske, mai taushi" Don ƙarin kayan aiki (misali, babban -karfe na carbon, gami da jan ƙarfe mai wuya), ana buƙatar babban matsa lamba (yawanci tsakanin 1500N - 3000N) don tabbatar da haɗin gwiwa. Don abubuwa masu laushi (misali, aluminium, nickel zalla), yakamata a sarrafa matsa lamba a cikin 500N - 1200N don gujewa babban nakasar inji ko shigar da kayan aikin. Bugu da ƙari, ƙwaƙƙwaran bin{16}}arfi yana da mahimmanci; injin walda dole ne ya kiyaye matsa lamba da sauri yayin da kayan ke narkewa don hana narkakken korar ƙarfe.
Haɓaka aiki tare: Nemo "Ma'aunin Zinariya" na Yanzu da Matsi
Babban walda mai inganci ba kawai tarin sigogi ba ne amma tsari ne inda halin yanzu da matsa lamba ke biyan juna. Lokacin daidaita siga ɗaya, dole ne ku kimanta tasiri akan ɗayan a lokaci guda.
- Babban Hanyar Diyya na Yanzu:Lokacin haɓaka halin yanzu don walda mafi girman workpieces, matsa lamba na lantarki dole ne a ƙara daidai gwargwado (yawanci da 10% -15%) don rage haɗarin spatter da ƙarar kuzari ya haifar.
- Hanyar Matsalolin Matsala:A cikin al'amuran da ke buƙatar babban matsin lamba don tabbatar da dacewa da aikin aiki{0} sama, saboda rage juriyar lamba, asarar zafi dole ne a rama ta ƙara ƙarfin lantarki da aka adana ko tsawaita lokacin bugun bugun jini.
- Ƙa'idar Gyaran Ƙarfafa:A yayin ci gaban tsari, ana ba da shawarar daidaita ma'auni ɗaya kawai a lokaci ɗaya, tare da haɓaka haɓakar daidaitawa tsakanin 5% -10%. Ya kamata a tabbatar da ingancin kowane saitin sigina ta hanyar gwajin juzu'i da bincike na ƙarfe don tantance ingantacciyar taga tsari don takamaiman kayan.
A cikin-Matsalolin Zurfafa don Lalacewar Welding gama gari
A cikin yanayin samarwa, lura da al'amuran walda na iya nuna sabani cikin sauri. A ƙasa akwai mafita na ƙwararru don al'amuran gama gari da ake fuskanta a walda CD:
- Wuce kima (Surface ko Interfacial Spatter): Wannan yawanci yana nuna "ƙarfin kuzari" ko "lalacewar matsa lamba." Ana ba da shawarar fara ƙara matsa lamba na lantarki da 500N - 800N. Idan matsalar ta ci gaba, gwada rage ƙarfin walda da kashi 10%. Hakanan, bincika idan tip ɗin lantarki ya gurɓace, saboda dattin lantarki yana ƙaruwa da juriya.
- Rashin Ƙarfin Weld (Cold Welds/Rack of Fusion): Yanayi da kyakkyawan walda mai kyau{0} wanda ke rabuwa cikin sauƙi. A wannan yanayin, sannu a hankali ƙara ƙarfin walda, ko duba idan matsa lamba ya yi yawa, yana haifar da zubar da zafi mai yawa.
- Electrode Sticking and Blackening: Wannan yakan haifar da rashin isasshen sanyaya wutar lantarki ko rashin tsaftar saman kayan. Rage matsa lamba da kashi 20% da haɓaka yawan suturar lantarki, yayin da tabbatar da yanayin yanayin sanyi mai kyau, na iya tsawaita rayuwar lantarki yadda yakamata.
Jagoran Aiwatarwa da Shawarwari Daidaitawa
- Don tabbatar da ingantaccen ingancin walda na dogon lokaci{0}, masana'antun yakamata su kafa cikakken tsarin sarrafa tsari. Da fari dai, tebur mafi kyawun aiki don kowane haɗin kayan dole ne a rubuta shi kuma a yi amfani da shi azaman madaidaicin saiti don masu aiki.
- Na biyu, aiwatar da "tsarin dubawa na farko{0}," inda dole ne a yi gwajin ƙarfin lalacewa a farkon kowane canji ko bayan canje-canjen kayan aiki.
- A ƙarshe, a kai a kai kula da sifar geometric na na'urorin lantarki a kai a kai, saboda ko da ƙananan canje-canje a wurin tuntuɓar na'urar na iya haifar da gagarumin sauye-sauye a yawan yawan na yanzu, ta haka ya rushe ingantacciyar ma'aunin siga.
Kammalawa
Haɓaka welder capacitor aikin injiniyan tsari ne. Ta daidai sarrafa makamashi na yanzu, saita matsin lamba a kimiyyance, da zurfin fahimtar dangantakarsu, zaku iya haɓaka aikin kayan aiki. Wannan ba wai kawai yana haɓaka daidaito da daidaiton tsarin walda ba amma har ma yana rage rarrabuwa yadda ya kamata, yana haifar da fa'idodin tattalin arziƙi ga kasuwancin ku.
