Industrial Robots

Dynamics, Precision and Safety with Drive Components from Miki Pulley

Industries
Orange industrial robot arm with multiple joints in a production environment

In modern manufacturing environments, industrial robots are indispensable. They perform highly precise, repeatable, and fast motion sequences around the clock. Whether for handling, welding, or assembly applications, the couplings, brakes, and torque limiters from Miki Pulley ensure precise power transmission, maximum process reliability, and high system availability.

Highest Demands in Robotics

Industrial robots operate with complex multi-axis systems and must meet the highest requirements in terms of dynamics, precision, and repeatability. At the same time, drive components are exposed to changing loads, high accelerations, and continuous motion cycles.

In addition, compact designs, increasing speeds, and high safety requirements in human-robot collaboration (HRC) place further demands on the system.

The shaft couplings, electromagnetic brakes, spring-actuated safety brakes, and torque limiters from Miki Pulley are specifically designed for these demanding applications — delivering maximum performance, safety, and durability.

Two orange industrial robot arms with grippers in a factory setting

ARTICULATED ROBOTS (6-AXIS ROBOTS)

Articulated robots are the most widely used industrial robots. They offer maximum freedom of movement and are used across nearly all industries.

Typical Applications:

  • Welding (spot welding, arc welding)
  • Handling and pick-and-place
  • Assembly and machine tending

Key Requirements for Couplings & Brakes:

  • Backlash-free couplings for maximum positioning accuracy
  • High torsional rigidity for precise path movements
  • Brakes for safe holding functions in all axes
  • Compact designs for integration into joints

Challenges:

  • High dynamics and accelerations
  • Varying loads and inertias

SCARA ROBOTS

SCARA robots are specifically designed for fast horizontal movements and precise assembly tasks.

Typical Applications:

  • Electronics assembly
  • Packaging and handling of small components
  • Placement and insertion processes

Key Requirements for Couplings & Brakes:

  • Extremely high repeatability
  • Lightweight couplings with low moment of inertia
  • Brakes for precise positioning and holding

Challenges:

  • Very high cycle rates
  • Sensitive motion control

DELTA ROBOTS

Delta robots are extremely fast robots for pick-and-place applications, especially in the food and packaging industries.

Typical Applications:

  • Sorting, packaging, order picking
  • High-speed pick-and-place

Key Requirements for Couplings & Brakes:

  • Minimal moment of inertia for maximum speed
  • Backlash-free couplings for precise movements
  • High fatigue strength under rapid cycling

Challenges:

  • Extreme accelerations
  • Continuous operation at high speeds

GANTRY ROBOTS

Gantry robots operate on linear axes and are ideal for large work areas and heavy loads.

Typical Applications:

  • Machine loading
  • Palletizing
  • Large-part handling

Key Requirements for Couplings & Brakes:

  • Robust couplings for high forces and loads
  • Brakes for safe holding functions on vertical axes
  • Torque limiters for collision protection

Challenges:

  • Large moving masses
  • Safety requirements for heavy loads
Industrial robot arm with gripping tool in a production hall

COLLABORATIVE ROBOTS (COBOTS)

Cobots work directly alongside humans and require particularly high safety standards.

Typical Applications:

  • Assembly assistance
  • Quality assurance
  • Flexible manufacturing processes

Key Requirements for Couplings & Brakes:

  • Sensitive torque limiting for safe interaction
  • Compact, lightweight components
  • Precise and finely controllable brakes

Challenges:

  • Human-robot collaboration (HRC)
  • High functional safety requirements

AUTOMATED GUIDED VEHICLES (AGVS)

Mobile robots take over transport and logistics tasks in production environments.

Typical Applications:

  • Material transport
  • Warehouse logistics
  • Flexible production linking

Key Requirements for Couplings & Brakes:

  • Compact drive solutions
  • Brakes for safe stopping on inclines
  • Torque limiters for collision protection

MIKI PULLEY COUPLINGS

Precision and Dynamics for Robotic Applications

The shaft couplings from Miki Pulley provide a backlash-free and torsionally rigid connection between motor and axis — essential for precise robotic movements.

Typical Areas of Application:

  • Servo drives in robot axes
  • Joints of articulated robots
  • Linear drives in gantry robots

Thanks to their compact design and high performance, they make a significant contribution to the dynamics and accuracy of modern robots.

MIKI PULLEY BRAKES

Safety and Control in Every Movement

Brakes are essential for the functional safety of industrial robots. They ensure the safe holding of positions and protect both people and machines.

Typical Applications:

  • Holding brakes in servo motors
  • Emergency stop systems
  • Safety functions during power failures

The electromagnetic brakes and spring-actuated safety brakes from Miki Pulley offer short response times, high reliability, and compact integration into servo drives.

MIKI PULLEY TORQUE LIMITERS

Protection and Safety in the Event of Collisions

In robotics, collisions or incorrect movements can cause serious damage. Torque limiters provide effective protection for both people and machinery.

Advantages at a Glance:

  • Fast response in case of overload or collision
  • Protection for gearboxes, motors, and tools
  • High repeatability
  • Support for safety concepts (e.g., HRC)

YOUR ADVANTAGES WITH MIKI PULLEY COMPONENTS

Miki Pulley offers innovative drive components like shaft couplings, electromagnetic brakes, spring-actuated safety brakes and torque limiters for all types of industrial robots — from high-speed robots to collaborative systems.

Technical Advantages at a Glance:

  • Maximum precision and repeatability
  • Compact and lightweight designs
  • High dynamics and efficiency
  • Long service life and low-maintenance construction
  • Reliable protection against overload and collisions

With Miki Pulley, you rely on high-performance technology that sustainably enhances the efficiency, safety, and precision of modern robotic systems.

Suitable products

Safety break BXR by Miki Pulley

Safety brake BXR

5 – 55 Nm / 5’000 rpm / 24 – 180 V

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Safety break BXR-LE by Miki Pulley

Safety brake BXR-LE

0.06 – 3.2 Nm / 6’000 rpm / 24 V

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Safety break BXW by Miki Pulley

Safety brake BXW

0.12 – 5.2 Nm / 6’000 rpm / 12 – 180 V

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Sliced Coupling ASK by Miki Pulley

Slit coupling ASK

2Nm – 400Nm / 11’500rpm

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Helix Coupling MHC Aluminum by Miki Pulley

Helix Coupling MHC

0,71Nm – 8,9Nm / 10’000rpm

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