Ball Screws

There are several different types of ball screws available, each with its own advantages and disadvantages. The most common types include:

• Ball screws with rolled threads: These are the most common type of ball screw and are known for their affordability and good performance.
• Ball screws with ground threads: These ball screws offer higher precision and load capacity than rolled ball screws, but they are also more expensive.
• Ball screws with preloaded nuts: These ball screws have a preload applied to the nut, which helps to eliminate backlash and improve rigidity.

There are several factors to consider when selecting a ball screw, including:

• Lead: The lead is the distance the nut travels along the screw for one complete revolution.
• Diameter: The diameter of the screw shaft affects the load capacity and rigidity of the ball screw.
• Accuracy: The accuracy of the ball screw refers to how closely the actual movement of the nut matches the theoretical movement.
• Life expectancy: The life expectancy of the ball screw is the amount of time or number of cycles that the ball screw can be expected to operate before failure.

With over 40 years of application experience, our knowledgeable staff will be more than happy to help!

Ball screws offer several benefits over other types of linear motion devices, including:

• High precision: Ball screws can achieve very high levels of precision, making them ideal for applications that require accurate positioning.
• Low friction: Ball screws have low friction, which means that they require less force to move and are more energy-efficient.
• High rigidity: Ball screws are very rigid, which means that they can resist deflection under load.
• Long life: Ball screws can last for many years with proper maintenance.
• Smooth operation: Ball screws provide smooth, quiet operation.