Heavy Plate Cobot Welding Robot
1 Worker, 3 Robots, Steady & Cost-Cut

No more skilled welder shortages/erratic manual weld quality: Fence-free·Movable·10-min setup, 50% space saved + 40% efficiency up—heavy plate industry welding wins fast

How Collaborative Robots Address Production Pain Points in Heavy Plate Welding

Based on Actual Working Conditions: Function Coverage of Cobot Robots

In current heavy plate welding scenarios, many factories are still struggling with these situations:

  1. Reliance on highly skilled welders, but recruitment is difficult, and labor costs are high.
  2. Limited operation range of manual welding/fillet welding carts, leading to low efficiency when switching workstations or workpieces.
  3. Quality fluctuations in complex welds result in high rework costs.


Our collaborative robots are designed around the pain points of factories:

  1. Welding process adaptation functions: Support arc tracking, multi-layer multi-pass welding, and swing fixed-point arc, covering common weld types for heavy plates.
  2. Operation & deployment functions: Drag-and-drop programming, real-time parameter adjustment, allowing ordinary workers to get started quickly.
  3. Scene flexibility functions: Portable movement + fence-free design, adaptable to multi-workstation welding needs.
SC Series Collaborative Robots

J6 - Wrist Rotation Axis/T Axis - Finger Rotation

J5 - Wrist Swing Axis/B Axis - Left/Right Wrist

J4 - Wrist Rotation Axis/R Axis - Horizontal Rotation of Wrist

J3 - Upper Arm Axis/U Axis - Forearm Up/Down (Z)

J2 - Lower Arm Axis/L Axis - Upper Arm
(Controls the Front-Back Distance of the End Effector, Y)

J1 - Base Rotation Axis/S Axis - Waist (X)

Key Advantages for Cobot Welding Robot

Human-Robot Collaboration Safety

No need for traditional safety fencing. Equipped with force control sensors and collision detection, it can work closely with workers (e.g., sheet metal loading/unloading, riveting assistance), eliminating work-related injury risks and saving workshop space.

Flexible Production Adaptability

Supports fast programming (drag-and-drop teaching, graphical interface). No complex fixture modification is required for product changeovers, making it right for small-batch, multi-spec production.

Ease of Use & Low Threshold

No professional programming skills needed—workers can operate after simple training. Compact and lightweight, it can be quickly deployed to different workstations, reducing the cost of automation transformation for SMEs.

High Production Line Compatibility

Seamlessly integrates with existing equipment without large-scale production line modifications. Customizable end effectors adapt to multiple scenarios in sheet metal processing (grabbing, positioning, assembly).

Superior Deployment Flexibility & Space Efficiency

Compared to traditional industrial robots, cobots require no fixed installation, can operate on a stable surface, occupy only 1/4 of the space, and can be flexibly moved to adapt to multiple workstations—good for small-to-medium workshops or compact production line layouts.

Welding Cobot: Easy Operation Guide & Core Component Breakdown

Cobot Welding: 3-Step Quick Start

Collaborative Robot Tool End
Collaborative Robot Tool End
Item No.ComponentDescription
ATeach ButtonPress and hold this button to freely move the robot arm; release it, and the robot arm stops moving immediately.
BFunc ButtonReserved for extended functions: Currently, pressing, holding, or releasing this button has no action.
CCOM PortSerial communication interface (8-pin)
DI/O Port8-pin
ERing Tri-Color Indicator Light

Consistent with the tri-color indicator on the control cabinet panel:

• Red: Powered-on robot arm is not enabled or faulty (brake closed)

• Blue: Robot arm is enabled (brake open) and in normal operation

• Green: Robot arm is ready for drag teaching

Definition of buttons on a robotic arm

Our welding gun handle integrates the teach pendant’s common functions right in your hand: drag the robot to the target position quickly, and easily finish simple programming. The 6 buttons on the handle have practical functions:

  1. Joint Button: No need to select the “point-to-point” command on the teach pendant. Press it, and the robot moves flexibly along the preset curved trajectory.
  2. Linear Button: Replaces the teach pendant’s linear command. Press it, and the robot moves along the preset straight path, ideal for precise straight-segment tasks.
  3. Circular Button: Corresponding to the teach pendant’s circular command, create an arc in 3 steps: set the start point via the Joint/Linear button, press Circular to set curvature (second point), then press again to set the end point.
  4. Arc Start Button: Triggers the welding arc with one click, and supports quick switching between spot/continuous welding; it does not record position points.
  5. Arc End Button: Besides turning off the arc, it automatically fills the arc crater and triggers short-delay arc ending (to prevent weld cracking from sudden cooling); it also does not record position points.
  6. Teach Enable Button: Integrates the enable functions of the robot end and the teach pendant’s back. Press it to drag the robot directly.

Cobots in Manufacturing: Standard Components & Optional Features

cobot welder
Cobot Welder

Divided into regular type and low-spatter type, both adopt China’s top brand Magnetek with reliable quality:
1. Regular type: Maximum current up to 500A, 100% duty cycle, supporting long-term stable operation at full power;

2. Low-spatter type: Features high duty cycle, supports two-way digital communication, and has strong anti-interference ability, suitable for high-precision and low-defect welding scenarios.

Wire Feeder
Wire Feeder
Three Magnetek models are available to meet different operation needs, with unified core parameters: protection class IP2X, applicable wire diameter φ0.8~φ2.0mm. Specific differences are as follows:
  • Magnetek WF2-50ZP: Equipped with a parameter adjustment panel, relevant operation parameters can be set directly on the panel.
  • Magnetek WF2-50ZPR: Supports manual wire feeding function, which can be realized through the operation on the body panel.
  • Magnetek WF1-35PW: Installed on the robot body, with a shorter wire feeding path and more stable operation, suitable for high-precision welding needs.
Cobots in Manufacturing
Welding Cart
Can centrally store equipment such as gas cylinders, teach pendants, welding machines, wire feeders, and water tanks, with the core function of turnover and transportation. The robot can be moved by dragging the cart, but note that the robot cannot work when placed on the cart.

Technical Parameters

ModelSC7-1077SC6-1460SC15-1464SC20-2027
Maximum Working Radius1077mm1460.7mm1464.3mm2027mm
Payload7kg6kg15kg20kg
Repeat Positioning Accuracy±0.02mm±0.05mm±0.03mm±0.05mm
Tool End Max Speed3000mm/s3000mm/s3000mm/s4000mm/s
Controller Bus/FrequencyEtherCAT/1kHz
Rated Power260W550W1500W
Operating Ambient Temp Range-5~65℃-5~55℃
Operating Ambient Humidity5%~90%RH, No condensation
Protection DegreeIP65
Weight21kg22kg36kg68kg
Noise Level≤60dB
I/O Port1 channel 24V/1 electrical isolation; 2 channels DI; 2 channels AI
Tool Port (COM Port)1 channel 24V/1 electrical isolation; 1 channel RS485; 1 channel EtherCAT
Motion Range (J1)-360°~360°
Motion Range (J2)-360°~360°
Motion Range (J3)-165°~165°
Motion Range (J4)-360°~360°
Motion Range (J5)-360°~360°
Motion Range (J6)-360°~360°
Motion Speed (J1)210°/s150°/s180°/s
Motion Speed (J2)210°/s150°/s180°/s
Motion Speed (J3)210°/s210°/s210°/s
Motion Speed (J4)360°/s240°/s270°/s
Motion Speed (J5)360°/s240°/s270°/s
Motion Speed (J6)360°/s240°/s270°/s

FAQs

The cobot welding robot offers unmatched cost advantages: its purchase price is only 30%-60% of traditional industrial welding robots, eliminating the need for additional expensive safety fencing (a mandatory expense for industrial robots) and large-scale production line modification costs. Moreover, deployment and operation costs are 50% lower—no professional programmers are required, and ordinary workers can master the operation after simple training. For small-to-medium enterprises (SMEs) and small-batch, multi-spec welding scenarios, the ROI period is typically less than 6 months, far outperforming traditional industrial robots that carry high idle risks.

Absolutely safe. Cobot welding robots comply with the ISO 10218-1 safety standard, equipped with multiple protection mechanisms: force control sensors that trigger an immediate stop if collision force exceeds 50N, precise collision detection technology, and easily accessible emergency stop buttons. These features allow the collaborative welding robot to work closely (within <50cm) with human operators without the need for safety fencing, eliminating work-related injury risks during welding, sheet metal assembly, or riveting assistance processes. Additionally, our cobot welding solutions come with full safety certification documents to ensure compliance with on-site operational requirements.

The energy consumption is only 30%-40% of traditional industrial welding robots (0.8-1.2 kWh per hour vs. 2.5-3.5 kWh for traditional models). Based on the common industrial scenario of 8-12 hours of effective work per day and 300 working days per year, it can save about 350-800 USD in electricity costs annually. Unlike traditional industrial robots that require long-term high-load operation, cobots’ energy-saving advantages are more aligned with real operational needs in human-robot collaboration scenarios, reducing long-term operating costs effectively.

Collaborative Welding Robot Multiple Mounting Methods

Supports upright, inclined, side, and ceiling mounting for various workshop layouts. Parameter differences: G3 uses 4 Grade 12.9 M6 bolts (20N·m torque) with 2 φ6mm positioning holes; G4/G6/G10/G12/G18 use 4 Grade 12.9 M8 bolts (40N·m torque) with 2 φ8mm positioning holes.

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