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Universal Balls: Key Features and Real-World Applications Explained

Universal Ball: Working Principle and Design Features

  1. Product Definition and Function

1.1 Definition
A universal ball is a small mechanical component with multi-directional rotation capability, typically consisting of a ball and a corresponding fixed seat.
The ball can achieve omnidirectional rotation within the fixed seat.
It possesses two or more degrees of freedom, allowing it to meet complex spatial movement requirements.

1.2 Main Functions

  • Provides flexible motion support
  • Enables equipment to adjust posture in confined spaces
  • Reduces space requirements for installation
  • Enhances equipment stability
  • Distributes load pressure to avoid concentrated stress points
  • Improves overall stability and reliability of the equipment
  1. Product Classification and Principles

2.1 Classification by Load-bearing Type

  • Standard Universal Ball: Suitable for general load scenarios, with moderate load-bearing capacity, ideal for lightweight equipment.
  • Heavy-duty Universal Ball: Designed with reinforced support structures, capable of bearing greater axial and radial loads.

2.2 Movement Principles

  • Friction Drive: Smooth rotation achieved through the friction between the ball and the fixed seat.
  • Low friction coefficient ensures smooth motion.
  • Constraint Mechanism: Special limiting structure inside the fixed seat controls the movement of the ball within a designated range, preventing it from escaping.
  1. Installation and Maintenance Considerations

3.1 Installation Points

  • Select the appropriate specifications based on the actual application scenario, including size and load-bearing capacity.
  • Avoid overloading the unit.
  • Ensure installation precision: the mounting surface should be smooth and flat, and the screws should be tightened evenly to prevent displacement.

3.2 Maintenance Recommendations

  • Regular Checks: Monitor the ball's surface for wear and check for looseness in the fixed seat.
  • Lubrication and Care: Regularly add a suitable amount of lubricant and maintain cleanliness inside to prevent dust and impurities from affecting performance.
  1. Product Application Cases

4.1 Industrial Automation

  • Robot Joints: Achieves multi-degree-of-freedom movement, improving flexibility.
  • Conveying Devices: Used in material transport systems to ensure smooth operation, reduce noise, and extend equipment life.

4.2 Applications in Daily Life

  • Office Chair Bases: Provides comfortable mobility and allows users to adjust their position.
  • Furniture Casters: Facilitates easy movement of furniture on the floor and minimizes floor damage.

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