IME 146 FINAL EXAM QUESTIONS WITH
CORRECTLY SOLVED ANSWERS!!
1 of 74
Term
Our Haas CNC machines have a closed loop positioning system.
What does this mean, and how does the closed loop system work?
Give this one a try later!
makes the code for the appropriate machine tool brand.
An M code are miscellaneous codes.
, used to provide a way for the CNC control to know the distance from the
machine home position and parts coordinate system. G54 "home location" is
the most common alphanumeric code used to call up a fixture offset in a
CNC
program.
closed loop system get feedback to verify that the appropriate actions
have occurred. In the closed loop system a machine control sends a
motion signal through a controller board to a servomotor. This servomotor
rotates causing the table to move in an opposite direction. Then an optical
encoder continuously compares and monitors the position of the axis
to the commanded position.
Don't know?
2 of 74
Term
Does waterjet machining create a heat affected zone on the
workpiece?
Give this one a try later!
the part doesn't fall in between the slats and into the water and slurry
collection tub. Tabs also keep the nozzle from running into parts that stick up.
anode
No
, Yes
Don't know?
3 of 74
Term
What material property does a workpiece need to have in order to
be machined using the EDM process?
Give this one a try later!
needs to be a needs to be a non-conductive
conductive metalloid. polymer.
should be a flexible
must be a magnetic metal. composite material.
Don't know?
4 of 74
Term
List two advantages of laser cutting.
Give this one a try later!
, 1. Surface 1. The tool does not wear
grinding
during the process
2.Cylindrical grinding
2.No stress of heat affected zones
3.Centerless grinding
are produced on the workpiece
4. CNC grinding
surface
1. Laser cutting has a 1. Program of Instructions
small heat affected (G&M Codes)
zone as 2.Machine Control Unit (controller)
compared to other processes 3. Processing Equipment (tooling)
2.Lasers cut a high speeds
Don't know?
5 of 74
Term
How does the waterjet machining process remove material from the
workpiece?
Give this one a try later!
with a mechanical saw through chemical reactions and
and lubricant. solvents.
using a stream of high
speed water and abrasive using a laser beam and inert gas.
grains.
Don't know?
6 of 74
CORRECTLY SOLVED ANSWERS!!
1 of 74
Term
Our Haas CNC machines have a closed loop positioning system.
What does this mean, and how does the closed loop system work?
Give this one a try later!
makes the code for the appropriate machine tool brand.
An M code are miscellaneous codes.
, used to provide a way for the CNC control to know the distance from the
machine home position and parts coordinate system. G54 "home location" is
the most common alphanumeric code used to call up a fixture offset in a
CNC
program.
closed loop system get feedback to verify that the appropriate actions
have occurred. In the closed loop system a machine control sends a
motion signal through a controller board to a servomotor. This servomotor
rotates causing the table to move in an opposite direction. Then an optical
encoder continuously compares and monitors the position of the axis
to the commanded position.
Don't know?
2 of 74
Term
Does waterjet machining create a heat affected zone on the
workpiece?
Give this one a try later!
the part doesn't fall in between the slats and into the water and slurry
collection tub. Tabs also keep the nozzle from running into parts that stick up.
anode
No
, Yes
Don't know?
3 of 74
Term
What material property does a workpiece need to have in order to
be machined using the EDM process?
Give this one a try later!
needs to be a needs to be a non-conductive
conductive metalloid. polymer.
should be a flexible
must be a magnetic metal. composite material.
Don't know?
4 of 74
Term
List two advantages of laser cutting.
Give this one a try later!
, 1. Surface 1. The tool does not wear
grinding
during the process
2.Cylindrical grinding
2.No stress of heat affected zones
3.Centerless grinding
are produced on the workpiece
4. CNC grinding
surface
1. Laser cutting has a 1. Program of Instructions
small heat affected (G&M Codes)
zone as 2.Machine Control Unit (controller)
compared to other processes 3. Processing Equipment (tooling)
2.Lasers cut a high speeds
Don't know?
5 of 74
Term
How does the waterjet machining process remove material from the
workpiece?
Give this one a try later!
with a mechanical saw through chemical reactions and
and lubricant. solvents.
using a stream of high
speed water and abrasive using a laser beam and inert gas.
grains.
Don't know?
6 of 74
