Robotic Spot Welding is a high-speed, automated MIG spot welding system for medium to heavy metal fabrication. Suitable for automotive, hardware, and sheet metal production lines requiring precision, repeatability, and high throughput.

Key Performance Capabilities

Automated MIG spot/plug welding for single-sided access joints
1895 mm arm span providing deep reach over complex, multi-station fixtures
Continuous 24/7 duty cycle capability for high-volume automotive and chassis lines
Direct drag-to-teach path programming with integrated 6-axis force control
Digital parameter recall for rapid switching between steel, aluminum, and stainless steel

Core System Components

BRTIRUS1820A 6-Axis Industrial Robot: Compact articulated mechanical structure delivering +/-0.05 mm repeat positioning accuracy.

Robot Electric Control Cabinet: Centralized control for robot motion, welding parameters, and safety interlocks.

Wire Spool & Feeder: Continuous wire supply with adjustable feed rate for different metal types.

MIG Welding Machine & Torch: Supports programmable welding current and precise electrode positioning.

6-Axis Force Sensor: Adapts to complex angles and curved surfaces, offering greater flexibility than traditional three-axis or four-axis systems.

Drag Teach Pendant: Enables fast path teaching without offline programming.

Fixed Elevation Base: Provides stable mounting to ensure repeatable weld accuracy with pre-drilled 350 x 290 mm anchoring layout.

Technical Parameters

Parameter Category	Specific Specification
Robot Arm Span	1895 mm
Repeat Positioning Accuracy	+/-0.05 mm
Maximum Load (Payload)	20 kg
Power Capacity	5.87 kVA
Equipment Weight	Approx. 230 kg
Protection Class	Wrist: IP54, Body: IP40
Motion Range (J1 - J6)	J1: +/-155 deg, J2: -140 deg / +65 deg, J3: -75 deg / +110 deg, J4: +/-180 deg, J5: +/-115 deg, J6: +/-360 deg
Max Axis Speed	J1: 110 deg/s, J2: 140 deg/s, J3: 134 deg/s, J4: 273 deg/s, J5: 240 deg/s, J6: 375 deg/s
Base Mounting Pattern	350 x 290 mm pattern (4 x 20 mm thru-holes)
Tool Flange Interface	8 x M6 tapped holes (15 mm depth)

product-648-541

Applications

Industry	Typical Use	Materials
Automotive	Car panels, chassis frames, wheel hubs	Steel, stainless steel, aluminum alloy
Hardware & Equipment	Frames, brackets, enclosures	Low-carbon steel, mild steel
Sheet Metal Fabrication	Cabinets, machine housings	Low-alloy steel, cast iron, and aluminum sheets

product-1600-1380

Production Scenarios:

Repetitive spot welding patterns on medium components
Integration with assembly jigs, elevated fixtures, and conveyor systems
Multi-station production with balanced cycle times

Figure 2.1 3D Simulation Diagram

Figure 2.2 On-site Physical Object Diagram

Robot electric control cabinet

Wire spool

Wire feeder

MIG welding machine

MIG welding torch

6-Axis Force Sensor and Drag Teach Pendant

Fixed elevation base for robot

FAQ

Q: How adaptable is this robot to different welding setups?

A: The system can be quickly configured for various fixtures, jigs, and workbench heights, allowing integration into new or existing production lines with minimal layout changes.

Q: How does it reduce labor and operational costs?

A: Automating repetitive welding tasks, it reduces manual labor requirements, lowers human error, and shortens training time, resulting in faster ROI for production lines.

Q: Can it weld multiple material types without hardware changes?

A: Yes. The robot supports steel, stainless steel, and aluminum alloys. Welding parameters and wire feed settings can be adjusted digitally, minimizing downtime between material changes.

Q: What is the expected lifespan and maintenance cycle?

A: With routine maintenance, the robot provides 8–10 years of reliable operation. Key maintenance intervals (daily, weekly, monthly) are designed for minimal disruption to production schedules.

Q: Does it require special environmental conditions?

A: The robot operates best in dry, indoor environments with stable temperatures. Standard industrial conditions suffice; no special ventilation or cleanroom is required.

Q: Can multiple robots work in the same production cell?

A: Yes. Multiple units can be synchronized for parallel operations, increasing throughput while maintaining consistent weld quality across all units.

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