CAD/CAM solid prof
For the image shown here, the tool is a "3/8 spot drill" with a "90 degree included angle drill point." The final hole is required to be 1/4 inch in diameter and have a 0.025 x 45 (degree) chamfer. Assuming the drill comes to a true point, then the programmed drill depth would be
0.150
The upper limit for 1.375 +/- 0.003 is _________.
1.378
which option set how close the entry helix can come to the pocket wall?
4
if the rotary fourth axis, is set up to rotate about the X axis as shown, then the rotary axis designation is:
A
to close the tool-path manager following key combination can be used:
ALT+O
to close the tool-path manager the following key combination can be used
ALT+O
the raster to vector converter will convert to _____.
BMP, JPG, JPEG, and PNG image files into machinable geometry
when creating letters on the top of an arc, the arc radius must _____.
Be set in the arc radius parameter
to post the G/M code I must selected the ______ icon
G1
the silhouette boundary will create _____ around selected geometry
a 2D shape
what is a non-ferrous metal?
a material that contains no carbon
to add geometry to a completed toolpath, you would select
add chain
the curve constant parameter can create a curve at the desired location on a surface or a solid in the _____ direction
all of these
the offset entity command can
all of these
when generating the post processing code for you turned part, which of the following will help speed up your process?
all of these are true
what type of drill is shown in this image
center drill
if a part requires a chamfer or a fillet around a part edge, and either will suffice, the least expensive is a _______.
chamfer
which tool most commonly used to hold the work piece on a lathe
chuck
which GD&T symbol is shown is this callout?
concentricity
Which type of hole is this tool used to make?
counterbored
when a tools is mounted right side up in the tool turrent, the spindle must spin
counterclockwise, MO4
the line biscet command will
create line of a specified length which starts at the intersection point of two lines and is equally spaced between the two entities
the spline automatic option creates a spline form _____.
existing points only
A jig is used to hold the work piece in place, & a fixture is used as a guide for cutting tools to be used on it.
false
Before editing a machine definition it is a good idea to create a backup copy of the files, just in case a mistake is made
false
When creating a plane from a new solid face, there is no way to change the location of the plane's origin
false
cylindrical stock can only be used for round parts which are cylindrical about their z axis
false
if a negative number is entered into the stock to leave the stock to leave on the walls, Mastercam will ignore the negative sign and leave the correct amount of material on the part walls
false
if i want to change the diameter of the circle being machined using the circle mill toolpath, i can select the operation cut parameters and then set the new diameter in the circle diameter field
false
it is possible to set up a drilling operation to start machining holes from different 2 levels
false
lines in mastercam are measured clockwise from the negative horizontal axis
false
once a fixture has been set up, if the cutting tool collides with any part of the fixture, the fixture will clearly shown in the verify simulator as having been cut
false
the "save some" option will allow the user to select certain elecments from the part file to be saved as a new file, but not as an STL file.
false
the axis substitution option is not capable of rolling multiple features around a part.
false
the curve slice command will only create curves on the surface and is not capable of creating curves which are offset from the surface
false
the cycle time will be the same for drilling hole regardless if the peck drilling cycle is used
false
the distribute command will always distribute the selected entities equally along the vector
false
the engraving toolpath window is identical in format to the other toolpath windows
false
the geometry nesting command will create assembled parts from multiple part files
false
the helix command is not capable of creating a tapered helix
false
the lead in/out setting will only allow the use of an entry vector or the adjustment of the contour but not both
false
the mirror toolpath transform operation must always use a new work offset for the mirrored toolpath
false
the one way facing operation will only use climb milling
false
the partial chaining option will always take the shortest route between the first and the last entity selected
false
the trim to point command is not capable of extending a line to be vertically aligned with a point
false
this image shows a representation of a countersunk hole
false
unlike additive manufacturing, some advantages of subtractive manufacturing are the material waste is created, in the form of chips, for each part, and as the complexity of the shape of the part increases, so does the cost of the part
false
using CNC plasma cutting to make holes is more precise than using a CNC milling machine
false
waterjet cutters can only cut material up to 1 inch thick.
false
when creating a toolpath to machine geometry into a round object on a vertical four axis mill using the axis substitution option, the geometry must be flat.
false
when creating bolt hole circles, only the circles can be created at each hole location and not a center point
false
when selecting arcs as drillings locations using the mask on are option, if i select an arc both on top and bottom of a part as shown here, the drilling operation will happen twice
false
when the additional finishing operation is created for a pocket toolpath, the additional operation must use the same tool as the original pocket toolpath
false
when using geometry to define a custom tool it should be drawn in the from construction plane
false
when using geometry to define a custom tool it should be drawn in the front construction plane
false
when using the translate command with polar option, a circular array will be created from the selected geometry
false
when working with multiple non-round parts on a vertical four axis mill only a ____ stock type is capable of showing all of the stock parts.
file
the purpose of using the find overlap user application is to ______.
find and remove overlapping geometry
which process is used to make chisels?
forging
the refit spline option will______.
help reduce the number of nodes when there are too many and smooth out sharp corners in splines
which type of fit is shown in this image?
interference
the trim break extend command when used in auto mode
is equivalnet to the trim one entity option
when projecting geometry onto a surface the join results options will _______.
join the original geometry with the newly created geometry
we cannot minimize the number of components in an assembly by
making parts more complex
a good end used experience for your product includes
making sure your product is robust
if the machine i want is not available when the mill icon is selected, i can add it by selecting the ______ option.
manage list
which type of lathe tool is shown here?
neutral tool
the "translate to plane" option will allow the user to ______.
reorient the selected geometry so that a different face is normal to the top view
to copy a single operation after itself:
select the operation to be copied, right click and hold the mouse button while dragging it to the desired location, then release the right mouse button and select copy after
when machining an internal feature, why should you analyze the geometry before selecting a cutter?
so that an appropriate cutter diameter and flute length can be used
which type of drill is shown here?
step drill
which tool is shown
taper end mill
to create a one a pass facing operation on top of the part shown, which entity or entities would you select?
the blue lines
if the break through is enabled and set to 0.05, then:
the bottom of the tool will be 0.05 below the selected geometry on the final cut
when creating a manual spline, endbling the "edit end conditions" option will allow ______.
the manipulation of the curvature of the spline at the first and last node
which of the following does NOT affect output code from a set of CAM operation
the program name or number
to tell Mastercam that you will be mounting a tool upside down in the tool turret, you would use:
the tool angle option
when chaining geometry for the island facing pocket toolpath
the top of the islands and the bottom of the pocket must be selected
when using the transform toolpath to copy an operation from one side of a horizontal four axis fixture to another, the rotation plane should be _______.
the top plane
Tolerances of .0005" are typical with a surface grinder
true
after making a change to a toolpaths cut parameters, regenerating the toolpath will refresh the cut lines in the graphics area.
true
asymmetry is good is for foolproofing design for assembly
true
if i right click in any of the yellow fields in the contour toolpaths windows, the same menu of options will appear
true
in the verify simulator, i can display both the tool and the stock as a solid or a transparent entity, or not display them at all.
true
stock creation problems typically occur because the 2D construction mode is active
true
the CAM browser provides access to all available CAM functions in Fusion 360
true
the break many command will break entities into the desired length or quantity and can be used to change arcs into lines
true
the dynamic analyze option can be used to measure the angle of a surface relative relative to the current construction plane
true
the last chaining option will re-select the last - geometry which was selected during this instance of Mastercam
true
the stock plane option will allow you to reorient as STL stock file to the correct plane
true
tolerance stackup should be once of the main considerations when it comes to assembly tolerances
true
we should design parts that can be made in house
true
when creating a rectangular shape a fillet can be added to all corners of the shape
true
when creating arcs using the arc three points command, arcs can be created tangent to three entities or through three points or a combination of both
true
the arcs end points command used ______ to create an arc
two end points and a point on the arc circumference
when adding a machine definition from the directory
unless the machine definition ends in MM, the units will be in inch
Which manufacturing process was most likely used to make the cut in the center of this disc?
waterjet
when contouring a part, which of the following precautions must you take?
you must be careful that the holder doesn't collide with the remaining stock due to the tool being too short