- Why do we use measuring tools? What tools will we use? How do we read measuring tools? Where are these tools used in industry?
Why do we use measuring tools? What tools will we use? How do we read measuring tools? Where are these tools used in industry?
Slide 1 Slide 2 Slide 3 Why do we use measuring tools? What tools will we use? How do we read measuring tools? Where are these tools used in industry? Slide 4 Make measurements with rulers, calipers, and micrometers Complete a worksheet on measuring tools Slide 5 Measuring jigs before starting a job While working on a job To check dimensions after completing a job Slide 6 Slide 7 Least Precise Accuracy of 1/16 (.0625) Used on large items and non-precision work Available in various lengths Slide 8 Divided into increments of 1/16 (standard) * sometimes smaller Metric on the opposite side Bold numbers indicate inches Slide 9 Accuracy of.001 0 6, 0 12, 0 36 Used on precision jobs Measures Outside Diameters, Inside Diameters, And Depths Slide 10 Slide 11 1.Dial 2.Jaws 3.Nibs 4.Bar 5.Clamp Screw Slide 12 Each increment on the bar represents.100 Each round on the dial equals.100 or.200 Depending on the brand of the tool Bold numbers on the dial represent.010 Small dashes equal.001 Slide 13 Most accurate Accuracy of.0001 Available in various sizes, from 0 1 up to 35 36 Used to measure Outside Diameters Slide 14 thimblesleeve anvil spindle frame Slide 15 1.Frame 2.Thimble 3.Sleeve 4.Spindle 5.Anvil Slide 16 Slide 17 0 1 2 3 4 5 6 7 8 9 15 16 17 18 14 13 19 15 17 16 14 13 18 15 0 1 2 3 Smallest Measurement 0.000 Largest sleeve reading 0.300 One mark past largest sleeve reading 0.025 Thimble Reading 0.016 0.341 inches Slide 18 Slide 19 Serves the same purposes as conventional Calipers and micrometers Easier to read due to digital read-out Usually more expensive Slide 20 Slide 21 Slide 22 Get out a sheet of paper... Slide 23 Name the following tools : 1. 2. 3. 4. Slide 24 5.What tool is the most accurate? 6.What tool is the least accurate? 7.What are the three things calipers are used to measure? 8.Why do we use measuring tools? Slide 25 Name this tool: 9. 10.What is one job that uses measuring tools that we discussed? Slide 26 Name the 5 parts of the calipers. 1 point each Name the 5 parts of the micrometer. 1 point each