George Schuetz Director of Precision Gages
3 Tips for Properly Making Form Measurements
Determining the shape of a workpiece is required in many manufacturing processes. Keep in mind these important points to ensure that you master the process.
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A Balancing Act for Differential Gaging
Differential gaging measures using two devices, which has advantages over standard, comparative measurements using a single sensing head. These include the ability to measure size without regard to position.
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Using Air to Measure Squareness
Though most frequently used for diameter measurements, an air plug and platen can be readily configured to measure perpendicularity.
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Understanding New Surface and Profile Standards
Standards for surface finishes and profiles are not static; they change as technology changes or new processes come along that need to be considered.
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Encountering Surface Finishes in the Everyday World
Surface measurement is becoming increasingly important to ensure proper performance of a manufactured product. Advanced surface measurement tools are not only beneficial in the manufacturing industry but also have unconventional applications.
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A Height Gage in a CMM’s Skin
Modern electronic height gages are computer-based, touchscreen-operated systems that enable automated measuring routines, error correction and multiple probe offsets, much like a CMM.
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Correlation Between Contact and Non-Contact Surface Analysis Equipment Is Critical — Until It Isn’t
Understanding the differences between measurement methods means their discrepancies can be explained and used as an advantage to produce better correlation.
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Turning Fixed-Body Plug Gages Inside Out
Fixed-body mechanical plug gages provide fast, high-performance measurement for tight-tolerance holes.
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More Surface Finish Parameters at Hand
Measuring surface finish at the point of manufacture is often done by the same machinist who is manufacturing the part. They need tools that meet test requirements and are easy to use.
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The Nuts and Bolts for Getting the Gaging Fixtures Right
Gage fixtures are the key to accurate and repeatable measurements, so make sure there is no play at its joints.
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Digital Comparators are More Than Just Readout Devices
Modern digital comparators often combine the performance of touchscreen phones, LVDTs, digital amplifiers and even small PCs into the size of a standard dial indicator.
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The Many Ways of Measuring Thickness
While it may seem to be a straightforward check, there are many approaches to measuring thickness that are determined by the requirements of the part.
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