Seam Welding jakBungli galaw ai npawt tara
Seam welding jak a bungli galaw ai ladat gaw, 1990 ning a npawt nhpang ni hpe madung tawn ai.ninghkap ai welding, raitim, n-gun rawng ai magri n-gang lahkawng (sh) dai hta jan ai lapran matut manoi, n-gun n rawng ai weld (a seam) hpe galaw na matu laksan galaw da ai.
1. Madung Tara: N-gun hpe ninghkap ai Seam Welding
Shi a npawt nhpang hta, seam welding gaw 1000 a amyu langai mi re.ninghkap ai welding. ngu ai npawt tara hte bungli galaw ai.Joule katsi ai: wan n-gun kaba langai mi gaw wan n-gun hpe ninghkap lu ai arung arai langai ngai hku lai wa ai shaloi, wan n-gun hpe shapraw ya ai.
Hpaw pru wa ai nbung a matu madung formula gaw:H = I² * R * t
Gara kaw rai:
H= Katsi ai hpe shapraw ai (Joules)
I= Wan n-gun (Amperes)
R= Bungli galaw ai arai a wan n-gun (Ohms)
t= Ya aten hpe jai lang ai aten (Second)
Ahkyak ai gaw, ninghkap ai lam grau tsaw ai gaw .n-gup magapn-gang lahkawng a lapran (ntsa n hkum tsup ai lam ni hte oxides ni a majaw), dai hkrak ai shara hpe grau katsi shangun nna, n-gun rawng mat ai majaw, weld nugget byin wa ai.
2. Madung Daw Ni & Shanhte a Lit Ni
Seam welding jak gaw ndai npawt tara hpe matut manoi jai lang lu na matu ahkyak ai arung arai law law hpe hpawng de da ai:
- Electrode leng ni (Roller wan jak ni):Ndai ni gaw spot welder a n shamu n shamawt ai electrode ni hpe galai kau ya ai. Dai ni gaw, shinggrup ai, disc- hkrang bung ai magri mang n-gang ni rai nna, bungli galaw ai arung arai ni hpe shinggrup nna, welding current hpe gun hpai ai. Dai hta n-ga, shanhte gaw forging pressure hpe mung bang nna, bungli galaw ai arai hpe jak hku nna htaw sa ma ai.
- N-gun jaw ai hte hkang ai:Amperage kaba ai-wan n-gun hpe jaw ya nna hkrak hkrak hkang ya ai. Ya aten na jak ni lang ai .Lapran-Hkringhtawng n-gun (MFDC)inverters ni hpe grau kaja ai hku hkang lu na matu hte bungli galaw lu na matu.
- Dip sha ai ladat:Electrode leng ni hta n galai shai ai hte galai shai mai ai n-gun (pneumatics (sh) servomotors hku nna) hpe jai lang nna, wan n-gun kaja ai hku matut mahkai lu hkra galaw ya nna, n-gun rawng ai magri hpe n-gun rawng hkra galaw ya ai.
- Katsi ai ladat:Electrode arms hte transformer ni hku nna hka hpe shinggrup nna, byin pru wa ai n dang hti ai katsi ai hpe shapraw kau ya nna, hkra machyi ai lam n byin hkra galaw ya ai.
3. Lahkam-by-Lahkam hte Lahkam Bungli galaw ai lam
Ndai lam hpe lawu na flowchart hta mu lu na re, dai hta madung bungli galaw ai ladat lahkawng hpe tsun da ai:
- Matut manoi Seam:Electrode leng ni gaw, n-gun n-htum ai sha, n-gun n-htum ai sha, lawan ai hku shinggrup nga ai majaw, n-htum n-wai ai weld langai sha byin pru wa ai. Ndai gaw, hka htung, tank (sh) pipe ni a matu hkum tsup ai hku pat da ai joint hpe galaw na matu grai kaja ai.
- Roll-Spot (Kalang lang) Seam:Dai jak gaw, hpang -jahkring ai cycle hku nna bungli galaw ai. Dai leng ni gaw tsan ai shara de ("pitch") shinggrup nna, hkring mat nna, dai hpang spot welder-bai n galaw shi yang, spot welder zawn sha, current pulse hpe jaw ya ai-. Ndai gaw, shada da shingdaw hkat ai weld nuggets ni hpe shabyin ya ai. Ndai ladat gaw matut manoi seal n ra ai shara ni hta lang ai, hpa majaw nga yang, nbung n-gun hpe shayawm ya nna, n-gun n-gun hpe shayawm ya ai majaw re.
4. Akyu hte N-gun kya ai lam ni
| Akyu ni | Shadawn sharam ai lam ni |
|---|---|
| Hpaw shapraw ai manu kaba& Lawan shadang | Hpaji hkingrai manu kaba ai |
| Shapraw aiHermetic hku pat da ain-gup | Lap joint ni hte linear/kayin ai symmetric shingnip ni hta shadawn sharam da ai |
| Jai lang ai arung arai ni n nga aiFiller rods (sh) gas zawn re ai | Metal yawng gaw n htap htuk ai (ga shadawn, thermal conductivity grai law ai metal ni gaw yak ai) |
| San seng ai ladatwan n-ga hte wan hkut n lawm ai | Dai n-gup magap gaw, n-gup magap hte shingdaw yang, n-gun hte arung arai ni hpe jat ya ai. |
| Grai kaja ai bai galaw lu aihte tinang hkrai galaw ai | Parameters ni hpe hkrak hkrak masat da na matu ahkyak ai hpaji machye machyang ra ai |
5. Masha law malawng lang ai
Seam htu aigaw matut manoi, hka lim ai-n-hkap la ai joint ra ai gara application a matu mung industry standard rai nga ai:
- Mawdaw hte seng ai:Sau tank, wan prut ai jak, muffler, sau hka ja ai jak, catalytic galai shai ai jak ni.
- Hpaga lam:Pressure hka htung ni, hka htung ni, hka n-gun shayawm ai arung arai ni (compressor, evaporator), sanghpaw li htaw ai hka htung ni hte hka htung ni hpe galaw ai.
- Nbungli lam:Wan sau line ni hte tank kaji ni.
- Hpaga lam hte seng ai arung arai ni:Appliance nta ni (ga shadawn, hka lum ai tank, hka shin jak hka htung ni).
