Welding technology is one side welding and two sides forming, welding speed is ≥800mm/min
Welding air: Ar/100%;
Welding Protect Air:Ar/100% or AR/95%+H2/5%
Protect Air:Ar/100%(back side protect )
Manpower needed: 1
Guarantee period: 1 year

Electric Water Boiler Production Flow

Inner tank: decoiling and straightening--cutting to length-- rolling -- straight seam welding-- flaring-- assembly-- girth welding-- mounting plate welding-- T month repair welding -- leakage testing-- sandblasting-- sweeping-- enamel coating-- drying-- sintering

Outer tank: cutting to length-- laminating-- punching-- pre-rolling -- bending-- lapping -- necking

Inner end cap: decoiling and straightening-- cutting to length-- press cutting material-- draw forming-- edge trimming-- punch flange & nozzle hole-- flange hole turnup-- flange riveting (fixing)-- nozzle hole welding-- hanger welding-- Flange welding-- edge trimming


1. Washing line for electric water boiler inner tank production line
Technical Parameters:
Workpiece material: CRC
Workpiece size: Cap diameter < 420mm; Sheet width< 1400mm
Workpiece weight:<20KG
Technique speed: V=4.0 m/min(0.6~6.0m/min Changeable)
Conveyor type: Horizontal SS net chain conveyor
Capacity: Cap 1000pcs/8Hr""
Manpower needed: 1
Guarantee period: 1 year  


2. Rolling machine for electric water boiler inner tank production line
Technical Parameters:
Rolling Open:0~+15mm;
front and back offset after rolling:<2mm/m;
low and rise offset after rolling:<±5mm;
rolling straight edge:<10mm;
after rolling the max and min dia tolerance:≤6mm;
Manpower needed: 1
Guarantee period: 1 year
 
             
3. Straight seam welding machine for electric water boiler inner tank production line
Welding technology is one side welding and two sides forming, welding speed is ≥800mm/min
Welding air: Ar/100%;
Welding Protect Air:Ar/100% or AR/95%+H2/5%
Protect Air:Ar/100%(back side protect )
Manpower needed: 1
Guarantee period: 1 year
 

4. Flaring machine for electric water boiler inner tank production line
Technical Parameters:
Barrel length: 280-1400MM
Max. sheet thickness: CRC=2.5MM; Stainless Steel=2.0MM
Min. barrel diameter: 280MM
Max. barrel diameter: 450MM
Manpower needed: 1
Guarantee period: 1 year
        


5. Assemble line for electric water boiler inner tank production line
Technical Parameters:
Spindle motor speed: 30 r/min
Spindle motor power: 3 KW
Hydraulic motor power: 15 KW
Hydraulic system pressure: 7 MPa
Pneumatic system working pressure: 0.7 MPa
Barrel diameter range: Φ300~Φ450 mm
Barrel length range: 280~1150 mm
One assembly circle period: 20 seconds
Manpower needed: 1
Guarantee period: 1 year
           


6. Circumferential seam welding machine for electric water boiler inner tank production line
Welding way: MAG
Welding Method: two welder overlap welding, fixed welder, products rotating; seam welding tracking system, tracking the welding quality
Protection: partial protect, protect arc light,
Loading and unloading: automatic loading, mechanical hand air transplant unloading.
Manpower needed: 1
Guarantee period: 1 year
         


7. Inner tank leakage testing machine for electric water boiler production
Inner Tank Capacity: 10-100L;
Inner Tank Dia.: Φ280-Φ400;
Inner Tank Length: 324-1003mm;
Inner Tank Thickness: 0.8mm;
Production Capacity: 40S/Pc
Electric Power Requirements: 3 Phase 380V / 50Hz;1 Phase 220V / 50Hz;
Max. Power: 200W
Max. Gas Consumption: 1250L/Min
Machine Overall Dimension: 2950mmX900mmX2420mm
Basin Dimension: 2000mmX800mmX800mm
Manpower needed: 1
             


8. Sand blasting machine for electric water boiler inner tank production line
1. Sandblasting cabinet: frame is made of structural steel. Wall is made of steel sheet. Rubber sheets are adhered to the inside of walls and roof.
2. Sand blasting machine: consists of sand blasting machine, sand blasting pipe, sand blasting nozzle.
3. Sand recycling system
4. Spraying gun moving mechanism
5. Control system



9.  Enameling line for electric water boiler inner tank production line
1. Mainly used for hanging sintering. Max. size of inner tank: Ф410mm, height: 1400mm
2. Max. weight born by single hanger: 60Kg
3. Heat source: natural gas. Reference: 8500kcal/m3
4. Sintering capacity: more than 1500kg per hour (hangers included ).That is more than 60 pcs/hour.
5.Temperature ranges: 700ºC~900ºC; it takes less than 90 minutes for a cold furnace to reach 850ºC.
   


10.  Drying furnace and sintering chamber for electric water boiler production line
1. Chains inside the drying furnace is with length of 40m. It takes about 50-60 minutes for the drying.
2.Heat source for drying: adopting the 120ºC hot air which is from heat exchanger.
3. Chain speed: 0.5m~5m/min. Adjustable.
4. Sintering capacity: more than 60 pcs/h.
5. Sintering furnace is designed with heating temperature of 900ºC.
         


11.  Foaming line for electric water boiler production line
Plat-chain dimension(L×B×H):650×100×2
Injection tank length: below 1700mm
Injection tank diameter: about φ600
Material that injected: POL+ISO(CFC11 or HCFC141b)and could meet water technology foaming.
Environment temperature of the running of foaming line: 22ºC~30ºC
Temperature of foaming material: 24ºC±3ºC
Manpower needed: 1
Guarantee period: 1 year
            


Our Service
* One year free warranty. 
* Follow-up project automation upgrading. 
* Technical support.
* Be customized according to client's requirments.

FAQ

Q: Can your machine be customized ?
A: Yes, we are a professional manufacturer specialized in automatic welding 
equipment more than 25 years, we have a strong design & technical team, 
we can design and manufacture as your requirements. 

Q: How to get an accurate quotation ?
A: Please provide us the detail of the workpiece such as drawings or daily out put

Q: What's the shipping cost from China to your country ?
A: We can send machine to your port by sea . Customers specify freight forwarders or negotiable shipping methods.

Q: Payment terms, MOQ, warranty, FOB...
A: Payment terms: 30% down payment against order 
Minimum order quantity: 1 set
Delivery time: 2-4 months after receipt of formal order 
Warranty: 12 months following delivery. We offer online service 24 hours all day long, Skype, Email etc. You can contact us any time.