Exam 2 MET 245
select all file formats which are generally angled to be opened across CAD programs
.iges .stl .dxf
select the lathe type that is generally equipped with the automatic tool changers
CNC
How do you record er operation in SOLIDOWKRS CAM operation tree.
Click and drag
select the CAPP system which is considered to be more complex.
Generative
is defined as the length of time between the creation of the product as a concept or recipe of an order for a product and the time that the product first becomes available in the marketplace
Lead Time
select the milling parameter that is represented by the following equation =wdv
MRR
match the following
NC (a method) input data (the numerical) interpolation (movement of a tool) program (coded sequence)
Select all general application areas for robot use.
Select all
Select all possible benefits from CIM
Select all
what is the setup sheet used for
To give the machine operator an overview of the output code
Computers can be used to simulate manufacturing operations and system and to aid in the selection of manufacturing process
True
Manufacturing is a complex system because it consists of many diverse physical and human elements
True
The data entering a CIM database will come from humans and machines via sensors.
True
when adding a hole to a part using the hole wizard and you desire to have SOLIDWORKS CAM automatically detect the hole
With thread callout
select all possible design attributes within a C/c system
all except realism
select all possible end effectors for a robot
all except webster
Select all typically reasons for automating manufacturing
all of them
select all general factors to consider when automating new or existing production
all of them
match the following
automation (the automatic) productivity (output per) total production (total number parts) Production rate (the number of parts)
involve double feed marks which are made by the trailing edge of the cutter
back striking
what are the three ways to control the feeds and spreads for an operation
by operation library value and tool
in the short operations dialogue box what are the two options by which you can organize operations under the sort tab?
by operation type and tool type
Data storage on remote servers using internet tools for data retrieval is referred as
cloud storage
what is the difference between combining and linking
combining affects machining
select the force type in turning that acts downward onto the tool
cutting
external threads generally created with a and internal threads are created using a
die tap
a widespread practice is to collected chips which can aid in reducing material costs and environmental impacts from machining
disposed
select the most appropriate milling operation for a workpiece surface that will be curved.
end milling
A job shop would incorporate more automation when manufacturing a product than a flexible manufacturing.
false
During batch manufacturing a functional layout will reduce random movements of materials workers
false
Programming for NC manufacturing is typically done on the shop floor.
false
an advantage of using a straight tooth saw blade over a raker or wave tooth configuration is that straight tooth blades provide additional clearance between blade and workpiece which helps eliminate binding.
false
arbor cutters have the cutter and shank built as one
false
computers have not fundamentally and pervasively changed the product design and manufacturing enterprises
false
finishing cuts generally have a higher MRR than roughing cuts
false
generally chemical and synthetic cutting fluids are used when machining magnesium
false
generally, a native CAD file is compatible across other CAD
false
if machining material on a lathe with small cross sectional rea a chuck is generally preferred over a collect
false
in general, the number of saw teeth should decrease as workpiece thickness decreases
false
response time must be long for ac systems to be effective, particularly in high speed machining operations.
false
the larger the nose radius on a single point cutting tool the rougher the surface finish will be
false
the major advantage of NC is the relatively high initial cost of the equipment
false
the time spent in noncutting cycles during milling does not affect machining costs
false
the time spent in noncutting cycles in turning do not affect machining costs
false
when a 3d model is tessellated when saved or converted to a .stl file size will decrease
false
when face milling the surface roughness will not be influenced by the cutting inserts corner geometry and the feed per tooth.
false
when using AC systems manufacturing processing parameters.
false
match the following
filling (small scale) broaching (a method of accurately) sawing (the gradual removal)
what makes a curve feature unique
it can machine 3d sketches
How does the linear pattern feature in solidowks cam differ from the normal linear pattern tool.
it does not as it functions the same
match the following
magnetic sensor (measures magnetic field) chemical sensor (measures chemicals) electrical sensor (measure voltage) thermal sensor (measures temp) mechanical sensor (measures such quantiles)
select the type of production that is most closely represented by the following.
mass production
select all true statement concerning threads
may be left or right-handed may have various profiles may be located internally or externally
select all the default feature types checked under the extract machinable
non holes boss holes tapered
match the following
peripheral milling (the cutters axis is parallel) conventional milling (the most common method of milling) climb milling (the work piece is held by the downward) face milling (the cutters axis is perpendicular) end milling (the cutters axis is typically perpendicular)
select the two general types of NC systems
point to point contouring
the require machine required in a turning operation is a product of the torque and spindle speed
power
a widespread practice is to collected chips
recycle
what is a common use of the face feature
removal of the top layer of stock
select the three general methods of product assembly
robotic assisted manual high speed
in machining cuts are typically performed first and followed by cuts
roughing finishing
Select all general areas of manufacturing that have seen operations automated
select all
select all action items that shall be done prior to generating operation plan.
select all
select all advantages of a 5-axis milling machine over a vertical or horizontal spindle milling machine
select all
select all common reasons to add an avoid area.
select all
Select all file types that can be created when post processing a part.
select all except .sldprt
select all types of sketches that can be used to define the stock
select all except offset
select all general factors which can affect surface finish during turning operations
select all except paper or plastic
Select all typically subsystems of CIM
select all except raw material mining
select all possible operations that can be done on a lathe
select all except sledding
is the maximum diameter of the workpiece that can be accommodated in a lathe
swing
the machine dialogue box is used to define all of the following except what
the feature types available
if the coordinate system is left undefined what will happen
the part origin will be used instead
on the NC tab of the operation parameters dialogue box what is the clearance place
the safe position that the tool enters
select the work piece material that in a milling operation would have a cutting speed range 125-450 a feed rate 0.003-0.015 and depth cut rate of 0.04-.03.
titanium
select all common type of instructions that a NC program will include.
travel processing switching geometric
3d parametric CAD models
true
A major advantage for using CAD is the ability to quickly modify a design
true
An adaptive control system can monitor parameters such as cutting forces.
true
Computer aided process planning system is a powerful tool for efficiently planning and scheduling manufacturing operations
true
The database for CIM will contain technical and nontechnical material
true
a ball nose end mill can remove material on both its end on its cylindrical cutting edges.
true
generally, if design and manufacturing is integrated rather than vied and treated as separate activities.
true
generally, when Mutiple holes are required, they should all have the same diameter to avoid unnecessary tool changes
true
in general planning is an efficient and economical operation for low quantiy production runs for large and long work pieces
true
linking operation can be undone however combined operations cannot
true
part features should be designed so that commercially available standard cutting tools inserts and toolholders can be used if allowable
true
the extract machine features command cannot recognize all types of solid work features
true
typically, raw materials and parts in progress are moved from storage to machines from machine to machine
true
when designing parts, it is generally cheaper to include chamfered edges over rounded
true
when inserting an additional operation into the part setup on the operation tree tab you can assign the operation to Mutiple features
true
when tapping a hole using cutting fluids and pecking can decrease the likely hood of breaking a tap
true
select the most appropriate peripheral milling operation for a workpiece surface which is relatively abrasive hard and have scales.
up milling