So sánh rolled ball screw với precision ball screw

Let Thomson Help You Make Your Selection!

• Linear MOTIONEERING® Ball & Lead Screw Sizing & Selection Tool >

Precision Rolled Specifications (Inch Units):

Diameter (inch) Lead (inch) 0.05 0.062 0.125 0.20 0.25 0.413 0.473 0.50 0.66 1.00 1.50 1.875 2.00 0.375 X 0.500 X X 0.631 X X 0.750 X X 0.875 X 1.000 X X X 1.150 X 1.171 X 1.500 X X X X X X 2.000 X X 2.250 X X 2.500 X X X 3.000 X X 4.000 X

Precision Rolled Highlights:

• When replacing conventional actuation systems (such as acme screws, hydraulics, or pneumatics), ball screws can use smaller, less-expensive drive motors reducing the need for auxiliary equipment
• Over 90% efficiency with a constant low coefficient of friction
• Dependable accuracy and repeatability at an economical price
• Gothic arch ball groove geometry extends service life, reduces lash, and optimizes stiffness in preloaded assemblies
• Optional wiper kits and end support blocks increase service life
• Available in a full range of diameters, leads, and nut configurations, either preloaded or non-preloaded types
• Non-standard lengths available

Metric ball screws are a type of screw that is used to connect two objects. We'll speak about what metric ball screws are, how they differ from other screws and the advantages and various industries that use them.

What are metric ball screws and what do they do?

A metric ball screw is a type of screw that uses balls to reduce friction. They are often used in machinery that requires precise movement, such as CNC machines. The most significant advantage of using a ball screw over other types of screws is that they can achieve much higher levels of accuracy.

According to Tech Briefs, the metric series of ball screws was designed to meet machines needing a precise, repeatable, and sturdy product. Ball screws are much more efficient than other types of screws, saving you energy and money in the long run.

How are they different from other types of screws and bolts?

Other screws and bolts are not as efficient or accurate as ball screws. This is because they create friction when used, leading to movement errors. Additionally, other types of screws and bolts are not as sturdy, so they are more likely to break under pressure.

According to Linear Motions Tips, ball screw efficiency is almost always 90 percent or better, while lead screw efficiency usually is below 50 percent. Ball screws, as the name implies, employ a ball bearing that runs along the length of the screw. This allows for smoother and more precise movements than other types of screws.

What are the benefits of using metric ball screws in your projects or manufacturing process?

There are many benefits of using ball screws, which is why they are often used in high-precision applications. As we mentioned, ball screws are much more accurate than other types of screws.

It has several advantages over traditional screws, including:

• Greater durability: notes that ball screws are incredibly reliable and long-lasting.
• Increased efficiency: They have outstanding accuracy and can move large loads quickly and precisely.
• Reduced wear and tear: The ball screw's rolling motion reduces friction and wears on the screw, resulting in a longer lifespan.
• Improved accuracy: The ball screw's movement is more consistent, meaning your machines will produce parts with fewer defects.
• Increased repeatability: You can rely on ball screws to produce the same results.

What should you look for when making your purchase decision?

Now that you know the basics of ball screws, it's time to learn what to look for when making your purchase. The three main factors to consider are length, diameter, and lead.

• Length is the most crucial factor to consider as it will dictate how much movement the screw can provide.
• Diameter is also critical as it will affect the load capacity and speed of the screw.
• Lead is the distance the screw will travel in one revolution.

Once you've considered these factors, you can narrow your choices and find the perfect ball screw for your needs.

How do you use metric ball screws in your applications or processes?

Ball screws are widely used in many sectors due to their great precision and dependability. Among these industries are:

• Automotive: Ball screws are used in automotive applications where precision is critical, such as steering and suspension systems.
• Aerospace: The aerospace industry requires ball screws that withstand high loads and extreme temperatures.
• Medical: The medical industry needs ball screws to create precise movements to avoid hurting patients.
• Robotics: Robotics needs ball screws to create smooth movements for delicate tasks like handling fragile objects.
• Agricultural: Agricultural machines need ball screws to plant seeds and harvest crops accurately.

No matter what industry you're in, there's a ball screw that's perfect for your needs. With so many benefits, it's no wonder why ball screws are one of the most popular choices for high-precision applications.

We're the ball screw experts

Metric ball screws are perfect for special projects. They are more durable and efficient than regular screws and have extra benefits. When it comes to accuracy, repeatability, load capacity, and durability, think about them carefully. With proper care and maintenance, ball screws can provide years of reliable service.

If you’re looking for a screw that will give you the best performance possible, then a ball screw is worth considering. We highly recommend them for any application where precision is vital. Contact us today to learn more about our metric ball screws or to get help with your next project.