Product Introduction
Spot Welding Robots are automated equipment used for rapid and precise spot welding of metal workpieces. They can be ordered in bulk or customized.
Main Technical Parameters
| Parameter Category | Specification |
|---|---|
| Axis | 6-axis |
| Maximum Load | 20 kg |
| Arm Span (Reach) | 1895 mm |
| Repeat Positioning Accuracy | ±0.05 mm |
| Maximum Speed | J1: 110°/s, J2: 146°/s, J3: 134°/s, J4: 273°/s, J5: 240°/s, J6: 375°/s |
| Motion Range | J1: ±155°, J2: -140°/+65°, J3: -75°/+110°, J4: ±180°, J5: ±115°, J6: ±360° |
| Equipment Weight | Approx. 230 kg |
| Protection Class | Wrist: IP54, Body: IP40 |
| Installation Environment | Operating Temp: 0~40°C, Optimal Temp: 15~25°C, Humidity: 20~80% RH (non-condensing) |
| Air Supply Pressure | 0.5~0.7 MPa |
| Power Supply | 220V ±10%, 50/60Hz |
| Allowable Torque | J4: 52 N·m, J5: 56 N·m, J6: 51.2 N·m |
| Allowable Inertia | J4: 0.664 kg·m², J5: 1.12 kg·m², J6: 0.397 kg·m² |
| Core Components | Body casting, Servo motors, Gear reducers, Electrical components – all BORUNTE brand |
| Lubrication Volume | J1: 1400 mL, J2: 1000 mL, J3: 800 mL, J4: 250 mL |
| Wear Parts | Timing belt MBT233080505, 5M-8, 85 teeth |
| Accessories | USB drive included |
Advantages and Application Fields
(I) Core Advantages
High-Precision Control: Spot Welding Robots boast a ±0.05mm repeatability, ensuring precise weld alignment.
High Load Capacity: With a maximum load capacity of 20kg, it can stably carry various sizes of spot welding clamps and accessories.
Flexible Multi-Angle Welding: Utilizing a six-degree-of-freedom structure, it supports multi-angle welding of complex workpieces without frequent fixture changes.
High-Efficiency Operation: Spot Welding Robots can perform continuous welding at multiple stations, reducing the single weld point action time to 0.5 seconds, increasing production line efficiency by 2-3 times.
(II)Application Fields and Compatible Materials
| Application | Typical Use | Compatible Materials |
|---|---|---|
| Home Appliances | Spot welding refrigerator side panels, crossbeams, washing machine drum brackets, air conditioner shells | Cold-rolled steel, galvanized steel, aluminum alloys |
| Automotive | Spot welding car body panels (doors, roof, trunk), frame crossbeams, seat frames, instrument panel brackets | Low-carbon steel, high-strength steel, galvanized steel |
| Hardware Products | Spot welding metal furniture frames, toolboxes, hinges, connectors |
Low-carbon steel, stainless steel, brass |
Figure 2.1 3D Simulation Diagram
Figure 2.2 On-site Physical Object Diagram
Figure 2.3 Close-up Diagrams of Each Component
The core working process of the spot welding robot is as follows:
Workpiece Positioning and Fixing: Place the workpiece on a dedicated fixture, ensuring the weld point aligns with the program using positioning pins and clamping devices.
Parameter Setting and Program Recall: Use the teach pendant to select the corresponding welding program, set the welding current, welding time, and electrode pressure. Parameters can be directly adjusted and saved without rewriting the program.
Automatic Spot Welding Operation: The robot moves the welding clamp to the weld point according to the program, applies pressure, and applies electricity to form a weld point. Repeat the operation until all weld points are completed.
Operation Completion and Reset: After welding, the welding clamp returns to its initial position, the fixture releases, and the robot awaits the next batch of workpieces.
Spot Welding Robot Usage and Maintenance Guide
Environmental Requirements
Temperature: -5℃～45℃
Relative Humidity ≤ 85%
Avoid strong electromagnetic interference and corrosive gases; protective baffles can be added to prevent welding slag.
Initial Debugging Focus
Calibrate the deviation between the welding clamp center and the robot axis to ensure accurate welds.
Check the uniformity of the welding clamp clamping force and the normality of the circuit.
Adjust welding parameters and perform test welding to confirm weld quality.
Routine Maintenance
Daily: Check electrode wear, clean welding slag and oil, and check electrode connection wires.
Weekly: Check joint lubrication, cylinder air pressure, and air pipe leaks.
Monthly: Calibrate welding machine current and voltage, check cooling fan, clean dust, and calibrate fixture positioning accuracy.
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