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Waimica case

Case Study: Waimica’s Motor-Integrated Gearbox Solutions for Robotic Welding Stations in Appliance Metal Housing Manufacturing

2018-04-19 Waimica

Industry Challenges and Pain Points Analysis:

The robotic welding station for appliance metal housing units is a typical application within the industrial automation sector. These stations are widely used in the production of metal casings for home appliances, such as washing machines, refrigerators, and ovens. The typical equipment configuration includes robotic arms, welding torches, positioning systems, and control units, all of which require high-performance drive systems to ensure precision and reliability during the welding process.

Current trends in the industry include the increasing adoption of high-speed and high-precision welding robots, the demand for compact and modular system designs, and the need for energy-efficient components to meet sustainability goals. Despite these advancements, the sector still faces critical challenges, particularly in the drive system components. These include:

  • High mechanical stress due to repetitive and high-torque welding operations
  • Limited space in production lines, necessitating compact drive solutions
  • Demands for long service life and minimal maintenance, especially in continuous 24/7 operation environments
  • Environmental factors such as high temperatures, dust, and potential exposure to welding fumes and debris
  • Need for seamless integration with existing robotic platforms and control systems

Key Role and Technical Requirements of Gearboxes in This Industry:

In robotic welding stations, gearboxes play a critical role in delivering precise motion control and reliable power transmission. For appliance metal housing applications, the following are the core performance requirements for gearboxes:

  • High Torque Density: Essential for maintaining stability during high-force welding operations
  • Accurate Motion Transmission: To ensure weld joint precision and reduce production defects
  • Fast Dynamic Response: Crucial for adapting to high-speed welding cycles and complex motion profiles
  • Excellent Integration Capabilities: Support for standard input flanges, compact and modular designs
  • High Reliability and Long Lifespan: Resilience under continuous operation and harsh environmental conditions
  • High Efficiency and Energy Savings: To reduce overall energy consumption and improve cost-effectiveness
  • Environmental Adaptability: Performance in high-temperature, dusty, and corrosive conditions

Waimica’s Motor-Integrated Gearbox Solution:

Waimica has developed a range of motor-integrated gearboxes specifically tailored to meet the unique demands of robotic welding stations in the appliance industry. These solutions are engineered to address the core pain points through a combination of advanced mechanical design, material selection, and integration features. Key highlights include:

  • Compact Design: Integration of the motor and gearbox into a single unit significantly reduces the footprint and simplifies system layout
  • Modular Architecture: Facilitates easy customization and scalability for different robotic models and welding configurations
  • High Torque and Precision: Designed to deliver consistent and accurate motion, even under high-load welding scenarios
  • High IP Rating and Environmental Resistance: Ensures operation in high-temperature and dusty environments without performance degradation
  • Easy Installation and Serviceability: Quick assembly and minimal maintenance requirements reduce downtime and lifecycle costs
Parameter Value
Torque Range 15 Nm – 300 Nm
Backlash ≤ 1 arcmin (Class 0)
Efficiency ≥ 90%
Input Flange Standard ISO 9409-1 (Flange Facing)
Operating Temperature Range -20°C to +80°C
Protection Class (IP) IP67
Lifespan ≥ 20,000 hours
Mounting Options Flange, Foot, Hollow Shaft

Conclusion and Waimica Brand Value:

Waimica’s motor-integrated gearboxes are designed with a deep understanding of the specific challenges faced by robotic welding stations in the appliance industry. By delivering high torque density, precision, and environmental adaptability, Waimica ensures that automation systems achieve maximum performance and longevity.

As a high-quality, cost-effective alternative to international brands, Waimica combines advanced engineering with global manufacturing standards to provide solutions that meet the needs of complex industrial applications. The company's robust R&D, production capabilities, and strong track record in international markets further strengthen its position as a trusted supplier for automation systems.

With the increasing demand for smart, flexible, and high-speed automation in appliance manufacturing, Waimica is well-positioned to support long-term industry growth and transformation. Through continuous innovation and a customer-centric approach, Waimica offers not just products, but a strategic partnership for tomorrow’s automated production lines.