Robot details

The YASKAWA MOTOMAN AR1440E is an advanced 7-axis industrial arc welding robot designed to provide maximum flexibility, superior accessibility, and exceptional welding performance in complex manufacturing environments. Unlike conventional 6-axis welding robots, the AR1440E incorporates an additional axis between the second and third arm sections, enabling the robot to extend or retract its arm configuration dynamically while welding. This unique kinematic design significantly improves obstacle avoidance and access to difficult welding positions. 

With a 1440 mm working reach and 6 kg payload capacity, the AR1440E is specifically optimized for high-precision robotic arc welding applications where flexibility and freedom of movement are critical. The additional axis increases the robot’s dexterity, allowing it to perform complex weld paths while minimizing the need for repositioning fixtures or workpieces. 

The robot is controlled by the powerful YRC1000 controller, which offers advanced motion control, intelligent welding functions, high-speed data processing, and seamless integration with external axes, welding power sources, positioners, and Industry 4.0 environments. This combination enables shorter cycle times, improved weld consistency, and enhanced production efficiency. 

The AR1440E features a slim-profile arm and a hollow wrist design with an integrated 50 mm through-arm cable routing system, allowing welding cables, hoses, and sensor wiring to pass directly through the robot structure. This design reduces cable wear, minimizes interference, and improves overall reliability in demanding welding environments. 

Its compact footprint allows installation in high-density robotic cells, while the wide wrist motion range and seventh axis provide outstanding accessibility in confined workspaces. These characteristics make the AR1440E particularly effective for welding automotive components, fabricated metal assemblies, structural parts, tubular constructions, and complex fixtures requiring advanced robot articulation. 

The robot delivers high positioning accuracy and excellent path control, making it one of the most sophisticated robotic welding solutions available for manufacturers seeking maximum flexibility and productivity.

Robot applications

• Arc welding

Key Features

7-Axis Flexibility

The additional seventh axis allows the robot arm to shorten or extend its geometry during movement, creating superior accessibility compared to traditional 6-axis robots. This greatly improves:

• Obstacle avoidance
• Reachability in confined spaces
• Welding around fixtures
• Continuous welding paths
• Reduced fixture complexity
• Increased process flexibility

Main Advantages

• Unique 7-axis kinematic structure
• Enhanced accessibility for complex workpieces
• Superior path control
• Reduced dead zones
• High-density installation capability
• Through-arm welding cable management
• Improved weld quality
• Reduced cable wear
• Easier robot programming in difficult applications
• Increased production efficiency
• Industry 4.0 compatibility via YRC1000 

Main Applications

The AR1440E is particularly suitable for:

• MIG Welding
• MAG Welding
• TIG Welding
• Robotic Arc Welding
• Automotive Component Welding
• Exhaust System Manufacturing
• Tubular Structure Welding
• Complex Fabricated Assemblies
• Steel Structure Production
• Industrial Equipment Manufacturing
• High-Mix Production
• Automated Welding Cells
• Smart Manufacturing Systems

YRC1000 Controller Features

The YRC1000 controller provides:

• Compact control cabinet
• Advanced motion algorithms
• High-speed robot path processing
• Smart Pendant programming
• Ethernet connectivity
• Industry 4.0 integration
• Multi-robot coordination
• External axis control
• Positioner synchronization
• Advanced welding software packages
• Functional safety features
• Offline programming support