CNC Mill EXAM QUESTIONS AND ANSWERS

CNC Mill EXAM QUESTIONS AND ANSWERS The X-axis moves to the ______ ___ ______ from the operator. left and right The Y-axis moves ______ ___ ______ from the operator. front and back Read More The standard taper for a vertical mill spindle is an _____. R8 Define the term DRO and explain how it is used. Digital Read-out: tells the location of the machine table What part of the vertical mill is used to control quill feed depth? The quill stop Explain the difference between a variable-speed head and step-pulley head. Variable-speed head must have the machine running to change the speed, and a step-pulley must be off and manually changed. True or False: Angles can be cut on a vertical milling machine by tilting the head. True True or False: The table can be moved up or down, manually or by power. False Describe two methods for holding a work piece on a milling machine. The use of clamps or vises. Explain the basic difference between a horizontal milling machine and a vertical milling machine. Vertical milling machine has a vertically oriented spindle. Name three common operations, other than machining a rectangular shape, which can be done using a vertical milling machine. Cutting slots and groves, and for various drilling operations. Identify the cutting tools that would usually be used to cut slots and grooves. the endmill