Drilling and Tapping Exercise One long side needs

Drilling and Tapping Exercise One long side needs a centre punch mark as a reference, and then that side needs to be filed perfectly flat and true. Greg Moore 2013 September 1

Drilling and Tapping Exercise When the long side with the reference mark is held up to the light with the edge of the square, no light is visible through the gap. Greg Moore 2013 September 2

Drilling and Tapping Exercise The centre punch mark is necessary as a reference in this activity. Without a reference edge, you will be like rubiks cube without colours. Greg Moore 2013 September 3

Drilling and Tapping Exercise The centre punch mark is necessary as a reference in this activity. Without a reference edge, you will be like rubiks cube without colours. Greg Moore 2013 September 4

Drilling and Tapping Exercise The centre punch mark is necessary as a reference in this activity. Without a reference edge, you will be like rubiks cube without colours. Greg Moore 2013 September 5

Drilling and Tapping Exercise Once the reference edge is flat and true, work on end A and end B and look for 90 degree accuracy to your reference edge. Greg Moore 2013 September 6

Drilling and Tapping Exercise The centre punch mark is now on the back of the metal, against the handle of the square, ensuring that we have squared both A and B now. Greg Moore 2013 September 7

Drilling and Tapping Exercise The centre punch is now on the opposite side and the long side in the handle must be filed to be square with both the A and B ends we already saw. Greg Moore 2013 September 8

Drilling and Tapping Exercise Do not refile any of the 3 sides already worked on. That is the punch mark side, the A and B end. Greg Moore 2013 September 9

Drilling and Tapping Exercise Do not refile any of the 3 sides already worked on. That is the punch mark side, the A and B end. Greg Moore 2013 September 10

Drilling and Tapping Exercise So… • First file the long side with centre punch • Then file the two small sides and make them 90 degrees Greg Moore 2013 September 11

Drilling and Tapping Exercise When f iling the last side , do not Touch t he othe rs! Greg Moore 2013 September 12

Drilling and Tapping Exercise So… • Lastly, file the side opposite to the centre punched side and get it 90 degrees with the two smaller sides Greg Moore 2013 September 13

Drilling and Tapping Exercise Now you have a fabrication which is square on all 4 sides. File the faces of the metal with a fine clean file. Greg Moore 2013 September 14

Drilling and Tapping Exercise File the faces of the metal with a fine clean file. Use the file flat on the face of the metal, firm slow strokes. Greg Moore 2013 September 15

Drilling and Tapping Exercise Keep the file clean with the use of this wire brush. Greg Moore 2013 September 16

Drilling and Tapping Exercise This face is almost filed flat now, just a little more work required. Greg Moore 2013 September 17

Drilling and Tapping Exercise Make sure you have seen the videos and. ppt about tapping before you do this part of the project. Greg Moore 2013 September 18

Drilling and Tapping Exercise The drill press is a machine with high risk to personnel if they have not been trained in it’s use. Ensure you are trained and ask for help. Greg Moore 2013 September 19

Drilling and Tapping Exercise Videos and Powerpoints are available in the classroom for you to use. Please make use of this facility. Greg Moore 2013 September 20

Drilling and Tapping Exercise Videos and Powerpoints are available in the classroom for you to use. Please make use of this facility. Greg Moore 2013 September 21

How to solve Rubiks Cube in 6 minutes Greg Moore 2013 September 22