Pneumatic Spot Welding Machine
Key Features :
- Pneumatically operated electrode pressure for consistent weld quality
- Suitable for continuous and high-production applications
- Adjustable welding current and time control
- Heavy-duty transformer with efficient cooling
- Low maintenance and long operational life
- Safe and easy operation with minimal operator effort
Description
Pneumatic Spot Welding Machine
The Pneumatic Spot Welding Machine is designed for high-speed and consistent spot welding of sheet metal components. Using pneumatic pressure for electrode force, it ensures uniform weld quality, reduced operator fatigue, and improved productivity. This machine is widely used in automotive, electrical, and sheet metal fabrication industries.
Applications
- Sheet metal spot welding
- Automotive body and component welding
- Electrical panels and enclosures
- Wire mesh and light fabrication work
- Mass production welding lines
| Some Parameter | Specification |
|---|---|
| Machine Type | Pneumatic Spot Welding Machine |
| Operation | Pneumatic (Air Pressure Operated) |
| Welding Material | Mild Steel, Stainless Steel, Brass |
| Welding Thickness Range | As per model and application |
| Electrode Force | Pneumatically controlled |
| Current Control | Tap Switch / Controller Based |
| Cooling System | Water Cooled Electrodes & Transformer |
| Insulation Class | Class F |
| Compressed Air Requirement | As per cylinder size |
| Power Supply | 415 V AC ±10% |
| Frequency | 50 / 60 Hz |
| Applications | Sheet Metal, Automotive, Electrical & Fabrication Industries |
|
Table of Sheet Metal Spot Welding Application
|
|||||||||
|---|---|---|---|---|---|---|---|---|---|
|
Model
|
SP-6P
|
SP-8P
|
SP-10P
|
SP-15P
|
SP-20P
|
SP-25P
|
SP-30P
|
SP-40P
|
SP-50P
|
| Rating @ 50% Duty Cycle (KVA) |
6
|
8
|
10
|
15
|
20
|
25
|
30
|
30
|
30
|
| Throat Depth (mm) |
350
|
400
|
460
|
460
|
460
|
460
|
460
|
460
|
460
|
| Throat Depth (inches) |
14
|
16
|
18
|
18
|
18
|
18
|
18
|
18
|
18
|
| Nominal Throat Clearance (mm) |
220
|
220
|
220
|
220
|
220
|
220
|
220
|
220
|
350
|
| Nominal Throat Clearance (inches) |
8.6
|
8.6
|
8.6
|
8.6
|
8.6
|
8.6
|
8.6
|
8.6
|
14
|
|
Welding Range – Thickness (mm)
|
|||||||||
| Mild Steel Sheet – Max (2 × mm) |
1.6
|
1.8
|
2
|
3
|
3.25
|
3.5
|
4
|
4.25
|
4.75
|
| Mild Steel Sheet – Min (2 × mm) |
0.16
|
0.2
|
0.2
|
0.3
|
0.5
|
0.6
|
0.8
|
0.9
|
1.1
|
| Brass Sheet – Max (2 × mm) |
0.6
|
0.7
|
1
|
1.5
|
1.6
|
1.6
|
1.8
|
2
|
2.2
|
| Brass Sheet – Min (2 × mm) |
0.1
|
0.1
|
0.1
|
0.2
|
0.2
|
0.3
|
0.4
|
0.6
|
0.8
|
| Stainless Steel Sheet – Max (2 × mm) |
1.6
|
1.8
|
2
|
2.8
|
3
|
3.5
|
4
|
4.25
|
4.75
|
| Stainless Steel Sheet – Min (2 × mm) |
0.2
|
0.18
|
0.2
|
0.3
|
0.3
|
0.6
|
0.8
|
0.9
|
1.1
|
|
Welding Range – Thickness (inches)
|
|||||||||
| Mild Steel Sheet – Max (2 × inches) |
0.0629"
|
0.0708"
|
0.0787"
|
0.1181"
|
0.1279"
|
0.1378"
|
0.1574"
|
0.1673"
|
0.1870"
|
| Mild Steel Sheet – Min (2 × inches) |
0.0062"
|
0.0078"
|
0.0078"
|
0.0118"
|
0.0196"
|
0.0236"
|
0.0314"
|
0.0354"
|
0.0433"
|
| Brass Sheet – Max (2 × inches) |
0.0236"
|
0.0275"
|
0.0393"
|
0.0590"
|
0.0629"
|
0.0629"
|
0.0709"
|
0.0787"
|
0.0867"
|
| Brass Sheet – Min (2 × inches) |
0.0039"
|
0.0039"
|
0.0039"
|
0.0078"
|
0.0078"
|
0.0118"
|
0.0157"
|
0.0236"
|
0.0315"
|
| Stainless Steel Sheet – Max (2 × inches) |
0.0629"
|
0.0708"
|
0.0787"
|
0.1102"
|
0.1181"
|
0.1378"
|
0.1574"
|
0.1673"
|
0.1870"
|
| Stainless Steel Sheet – Min (2 × inches) |
0.0079"
|
0.0070"
|
0.0078"
|
0.0118"
|
0.0118"
|
0.0236"
|
0.0314"
|
0.0354"
|
0.0433"
|
| Max. Available Short Circuit Current (KA) |
5
|
7
|
8
|
8
|
11
|
11
|
12
|
14
|
16
|
| Current Control |
By means of 3–6 Position Off-Load Tap Switch or Through Controller Phase Shift Method
|
||||||||
| Insulation Class |
F
|
F
|
F
|
F
|
F
|
F
|
F
|
F
|
F
|
| Nominal Electrode Force – Approx. (kgf) |
75
|
100-75
|
100-75
|
100
|
110
|
110
|
125
|
125
|
125
|
| Electrode Stroke Max. (mm) |
40
|
40
|
40
|
40
|
40
|
40
|
40
|
40
|
50
|
| Mains Supply Voltage |
415 V AC (±10%)
|
||||||||
| Phases (nos.) |
2
|
2
|
2
|
2
|
2
|
2
|
2
|
2
|
2
|
| Frequency (Hz) |
50 / 60
|
||||||||
| Mains Supply Cable Size (Copper mm²) |
8
|
10
|
12
|
15
|
20
|
20
|
25
|
25
|
30
|
| Mains Disconnection Switch (A) |
15
|
20
|
25
|
30
|
45
|
60
|
80
|
100
|
125
|
| Delayed Action Fuse (A) |
15
|
20
|
25
|
30
|
45
|
60
|
80
|
100
|
125
|
| Water at Max. Temperature of 30°C (Liters/min) |
2
|
3
|
3
|
3
|
3.5
|
3.5
|
3.5
|
4
|
4
|
