Nang naspot welding jakgaw n-gun atsam rawng ai, raitim shi a bungli galaw ai lam gaw nang shi hpe jaw sha ai daw ni daram sha kaja ai. Operator law law gaw ahkyak ai lahkam langai hpe n myit mada ai: bungli galaw ai arung arai ni hpe jasan jaseng ai. Hkum tsup ai weld galaw ai a makoi magap da ai hpyen ni gaw, magri ntsa na sau, sau, oxide zawn re ai awu asin re ai arung arai ni rai nga ai. Ndai laika buk hta, na a gumhpraw bang ai hpe makawp maga na matu hte n-gun n rawng ai mahtai ni hpe lu la na matu ra kadawn ai san seng ai lam ni hpe daw dan da ai.
Hpa majaw san seng ai lam hpe-n mai bawngban ai
A spot welding jakn-gun hpe magri hku nna lai shangun nna, wan n-gun hpe lang nna katsi ai hpe shapraw ai hku nna bungli galaw ai. Surface contaminants ni gaw ndai ninghkap ai lam hpe grai jat shangun nna, ndai lam ni hpe byin shangun ai:
N kaja ai Weld Quality:N grin ai nbung laru gaw, n-gun kya ai matut mahkai lam ni, porosity zawn re ai kata lam n kaja ai lam ni hpe byin shangun ai.
Accelerated arung arai ni hpe lang ai:Electrode ni hta n san seng ai arung arai ni law law hpawng nga ai majaw, grau nna chyahkring hkring gram lajang nna galai shai ra ai.
Hkamja lam Hkrit tsang hpa ni:Sau gaw kalang ta hka lim mat nna, hkrit tsang hpa wan n-gun hte wan hkru ai lam ni byin chye ai.
Tsun mayu ai gaw, san seng ai lam hpe lai kau ai gaw, gram lajang ai lam hte bai galaw ai lam hku nna aten galu hta nang hpe grau manu jahpu jaw ra ai.
Kam mai ai langai a matu Core Cleaning Ladat LahkawngSpot Welding jak
1,Chemical hte jasan jaseng ai lam: n-gun rawng ai hte nsen n-gun rawng ai a matu
Hpa majaw nga yang, ndai ladat gaw, n san seng ai arai ni hpe yeng seng kau na matu, chemical agents ni hpe lang ai.
Hka de lup bang ai:San seng ai ntsin tank hta daw ni hpe lup da ai.
Kashin kau ai:Hpun nba (sh) brush hte cleaner hpe bang ai.
San seng ai wa hpe lata la ai:
Hpyen n-gun (Steel, N-gun n rawng ai):Kaja ai hku n-gun ja ai alkaline cleaner ni hpe lang u.
-N re ai nlung (Aluminium, Magri):Ntsa n-gun n rawng hkra neutral (sh) n-gun n rawng ai alkaline ntsin ni hpe lata la u.
2,Mechanical hte san seng ai lam: n-gun n rawng ai hte hkrak ai hku galaw lu na matu
Batch kaji ni (sh) yak hkak ai daw ni a matu kaja dik htum, ndai gaw hkum hkrang hku nna oxide hte film ni hpe shapraw kau ya ai.
Hka lum ai hte kashin kau:Sau ni hpe hka ja na matu acetone (sh) industrial alcohol hpe lang u.
Abrasive lang ai arung arai ni:N-gun n rawng ai n-gang brush (sh) sandpaper hpe lang nna, npawt nhpang n-gang htoi tu ai aten du hkra, oxidation hpe yeng seng kau u.
Ahkyak ai masat da ai lam:Ndai hku jasan jaseng ai daw ni hpe hkying hkum 4 laman weld galaw ra ai, dai hku nna re-oxidation n byin hkra galaw ra ai.
Arung arai-Laksan san seng ai lam matsun
N-gun n rawng ai hpri:Shi a ngang kang ai oxide layer hpe jasan jaseng ngut ai hpang, passivation (sh) abrasive blasting galaw ra ai aten law law nga ai.
Aluminum:Hard oxide film hpe lawan ladan byin shangun ai. Alkaline hka shin ai tsi (sh) ultrasonic hka shin ai tsi ni hpe lang nna, hka shin ngut ai hpang kalang ta weld galaw u.
Magri hkyeng:Conductive grai law ai raitim, ninghkap ai lam byin shangun ai oxides ni hpe hkam sha chye ai. Ap nawng da ai magri jasan jaseng ai ni hpe lang u.
Carbon n-gang:Katsi ai-htu ai steel hpe grai ja ai hku jasan jaseng ra ai (ga shadawn, pickling), katsi ai-htu ai hpe gaw asan sha kashin kau ra na re.
San seng ai lam hpe gara hku jep joi nna gram lajang na
Myi man hte jep joi ai lam:Loi dik ai ladat-bungli langai sha re ai, san seng ai magri ntsa hpe jep yu na.
Hpaji hkingrai chyam dinglik ai lam:Ahkyak ai jai lang lam ni a matu, shadawn shadang jahpan ni a matu npu ntsa sawk sagawn ai arung arai ni hpe lang u.
Electrode hpe gram lajang ai lam:Built-up ngam ai kaw na cross-n san seng ai lam n byin hkra, electrode ni hpe ayan bu hpun (sh) galai ra ai.
Daw dan lam
Na a gumhpraw hta na akyu hpe grau law hkra lu la na matuspot welding jakmara n kap ai bungli galaw na matu hkyen lajang ai kaw nna hpang ai. Teng man ai chemical (sh) mechanical san seng ai lam hpe na a madang bungli galaw ai lam hta bang ai hku nna, nang gaw grau kaja ai weld integrity, bungli n galaw ai aten hpe shayawm ya ai, hte jak rung a prat hpe galu shangun ai hku nna, hkrak sha gumhpraw bang ya ai. Hpaji masa hku san seng ai lam hpe na a bungli hta -mai bawngban ai lam langai hku nna galaw u.
