4.1 Correctly Load And Unload Parts - Basic Mill Operator It is important to spend time in front of an actual CNC machine to become familiar with what they do and how they operate. A good place to do this is: - Answer-Your local Haas Factory Outlet
What is the most common workholding device? - Answer-A mill vise
Every workpiece in a job run needs to be located in the same position every time you load the vise. - Answer-True
The bottom of the vise locates the workpiece for which axis? - Answer-Z axis
Vise jaws come in a number of different configurations. There is a straight, hard Jaw for clamping a part that sits all the way down in the vise. We call these hard jaws because: - Answer-They are made from hardened steel, and are more durable
What are the two main components that all machine fixtures have in common? - Answer-They all have a method for locating the part that is repeatable, and they all have a way to clamp the part tightly.
The best position for the Operator when blowing off the part and the workholding fixture is: - Answer- Standing behind one of the doors while it's in the closed position, and using only one arm and the airgun in the machine enclosure to blow off the fixture and workpiece
There are 3 steps to keep in mind when blowing off the workpiece and fixture. What are the correct 3 steps for this process? - Answer-Open the doors of the machine. First, blow off the part in the fixture; second, remove the workpiece and blow it off; and third, open the fixture or workholding and blow it off, to make sure there are no chips or debris on any locating surface.
Cleaning the fixture or workholding device is critical. By not properly cleaning the workholding, you run the risk of: - Answer-Putting a dent or a ding in the surface of your next part(s), or possibly causing the workpiece to be out of position in the vise
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