the micrometer presentation
TRANSCRIPT
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Micro-TeachMicro-TeachFraser MateerFraser Mateer
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StarterStarter
Glasgow
Londondistance
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THE THE MICROMETERMICROMETERBy Fraser MateerBy Fraser Mateer
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Presentation AimPresentation AimTo Demonstrate How To Read To Demonstrate How To Read a 0-25mm Micrometer.a 0-25mm Micrometer.
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Presentation Presentation ObjectivesObjectives Explanation of a Micrometer & it’s Components.Explanation of a Micrometer & it’s Components.
Demonstrate How to Read a Micrometer.Demonstrate How to Read a Micrometer.
Practice Measurement With a 0-25mm Practice Measurement With a 0-25mm Micrometer.Micrometer.
Complete a Question & Answer Sheet.Complete a Question & Answer Sheet.
Complete a Inspection Sheet.Complete a Inspection Sheet.
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THE MICROMETERTHE MICROMETER WHAT IS IT ?WHAT IS IT ?
– A PRECISION MEASURING INSTRUMENT.A PRECISION MEASURING INSTRUMENT. WHERE IS IT USED ?WHERE IS IT USED ?
– USED IN MANY TYPES OF ENGINEERING.USED IN MANY TYPES OF ENGINEERING. WHAT IT’S NOT ?WHAT IT’S NOT ?
– A CLAMP OR SPANNERA CLAMP OR SPANNER WHAT DOES IT LOOK LIKE ? WHAT DOES IT LOOK LIKE ?
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The Components of a The Components of a 0-25.00mm 0-25.00mm MicrometerMicrometer
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Each line of the Each line of the numbered scale on the numbered scale on the Sleeve Sleeve = 1.00mm (1mm)= 1.00mm (1mm)
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The lines opposite The lines opposite the numbered scale on the numbered scale on the sleevethe sleeve= 0.50mm (1/2mm)= 0.50mm (1/2mm)
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The distance shown The distance shown on the thimble = on the thimble = 0.10mm0.10mm
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Each line on the Each line on the Thimble = 0.01mmThimble = 0.01mm
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Readings are taken from Readings are taken from the centre line of the the centre line of the sleevesleeve
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The Micrometer TestThe Micrometer Test
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1.) What is the reading 1.) What is the reading ??
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1.) Answer = 3.26mm1.) Answer = 3.26mm
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2.) What is the reading 2.) What is the reading ??
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2.) Answer = 7.76mm2.) Answer = 7.76mm
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3.) What is the reading 3.) What is the reading ??
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3.) Answer = 16.16mm 3.) Answer = 16.16mm
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InspectionInspection
A CB
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InspectionInspection
25mm
16mm
20mm
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Presentation Presentation SummarySummaryThe Micrometer is a precision The Micrometer is a precision
measuring instrument.measuring instrument.Widely used in Engineering.Widely used in Engineering.Accurate to within 0.01mm.Accurate to within 0.01mm.Size ranges in multiples of 25mm Size ranges in multiples of 25mm
(e.g. 0-25, 25-50, 50-75mm). (e.g. 0-25, 25-50, 50-75mm). Micrometers come in various forms.Micrometers come in various forms.
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QuizQuiz