Subscribe for email alerts

Don’t miss a single Science & Enterprise post. Sign up for our daily email alerts.

Donate to Science & Enterprise

Please share Science & Enterprise

Measuring Machines And Why They Matter

– Contributed content –

Industrial laser

(Opt Lasers, Unsplash. https://unsplash.com/photos/-3heA4-yTlQ)

20 June 2022. Coordinate measuring machines are devices that are used to measure the dimensions of objects. There are a variety of different types of coordinate measuring machines, each with its own advantages and disadvantages.

What Is A CMM?

A coordinate measuring machine is a tool used to measure the physical characteristics of an object. Coordinate measuring machines are used in a variety of industries, including automotive, aerospace, and medical device manufacturing.

How Does It Work?

Coordinate measuring machines use a variety of sensors to measure the dimensions of an object. The most common type of sensor is a laser interferometer. Laser interferometers use a laser beam to measure the distance between two points.

Other types of sensors include capacitive sensors, which measure the change in capacitance between two electrodes; optical sensors, which measure the reflection of light off an object; and ultrasonic sensors, which measure the time it takes for sound waves to bounce off an object. These parts are available at Metrology Parts.

Where Are They Used?

Coordinate measuring machines can be used to measure a variety of objects, including engine parts, medical implants, and electronic components. Coordinate measuring machines are also used to inspect objects for quality control purposes.

What Are Vision Systems?

A vision system is a type of coordinate measuring machine that uses a camera to take pictures of an object. The images taken by the camera are then processed by a computer to extract measurements from the image.

How Do They Work?

Vision systems work by taking multiple pictures of an object from different angles. The computer then uses algorithms to process the images and extract measurements from the images.

What Are Their Benefits?

Vision systems have a number of benefits over other types of coordinate measuring machines. Vision systems are faster, more flexible, and more accurate than other types of coordinate measuring machines. Additionally, vision systems can measure objects that are difficult or impossible to measure with other types of coordinate measuring machines.

What Is A CNC Machine?

A CNC machine is a type of coordinate measuring machine that uses computer-controlled motors to move its sensors across an object. CNC machines are used in a variety of industries, including automotive, aerospace, and medical device manufacturing.

How Do They Work?

CNC machines work by moving their sensors across an object in a pre-programmed path. The sensors take measurements as they move across the object. The measurements are then used to control the machine’s motors, which adjust the position of the sensors.

What Are Their Benefits?

CNC machines have a number of benefits over other types of coordinate measuring machines. CNC machines are more accurate and more precise than other types of coordinate measuring machines. Additionally, CNC machines can be used to measure objects that are difficult or impossible to measure with other types of coordinate measuring machines.

In Conclusion

Coordinate measuring machines are a vital tool in a variety of industries, and their use is expected to become more widespread in the future. CNC machines are the most accurate and precise type of coordinate measuring machine, and their use is expected to grow as they become more affordable. Vision systems are also becoming more popular due to their speed, accuracy, and flexibility.

*     *     *

Leave a Reply