MSSC - Manufacturing Processes and Production
The crank rocker linkage is one type of ______ linkage.
four bar
The double rocker linkage is one type of ______ linkage.
four bar
The coefficient of friction describes the ______.
friction between two objects
The four properties of a cam are: rise, fall, ______, and constant velocity.
dwell
A third-class lever has its ______.
effort arm between the fulcrum and the load
The elapsed time between receiving a customer order and the product being delivered is called ______.
order cycle time
A reamer is fed into into a pre-drilled hold ______.
using one smooth, constant pressure operation
The three common types of mechanisms are levers, ______, and inclined planes.
wheels
The drill selected to prepare a hole for a reaming operation should be smaller than the diameter of the reamer by ______ inch if the finished reamed hole is larger than 1/2-inch diameter. How about a hole that is smaller than 1/2-inch in diameter?
1/32", 1/64"
A counterbore should be ______ larger than the head of the socket to be used.
1/64"
The mechanical advantage of a third-class lever can be found by the ratio of the length of the ______ arm divided by the length of the ______ arm.
effort, resistance
A counterbore ______.
enlarges a hole for a portion of its depth
New product design teams should perform a(n) _____ as early in the design process as possible.
Design Failure Mode and Effect Analysis (DFMEA)
A frequency chart is typcally used to establish ______.
sampling plans
An important requirement in order to achieve just-in-time manufacturing is to ______.
schedule jobs well
When a production line is operating at maximum speed, a need to increase production can only be achieved by ______.
scheduling overtime
A tap looks like a ______.
screw
The size of a drill is usually stamped on its ______.
shank
Describe countersinking.
It creates a cone shaped opening in a hole, it allows a flat head screw to sit completely below the surface of a part, it also creates a chamfer on a part
____ is a planning tool that expands MRP to include other departments in planning production.
MRPII
A ______ linkage changes rotary motion into reciprocating (back and forth) motion.
slider crank
______ are used to life the work piece off the bottom of the vice.
Parallels
Companies use ______ to determine how manufacturing methods are most likely to fail.
Process Failure Mode and Effect Analysis (PFMEA)
Measuring and tracking production is one way to apply ______.
statistical process control
On a CNC milling machine a movement along the X direction would move the ______.
table
With CNC Milling tool dimensions; the X direction moves the ______.
table side to side
Reamers are used to drill holes ______.
That have precise diameters, that are smooth on the inside, only after the hole has been prepared by a regular twist drill
With CNC Milling tool dimensions; the Y direction moves the ______.
table up and down
Mechanical advantage is the ratio of the force required to move a load divided by _____.
the effort force applied
Torque can be calculated by multiplying the distance from the fulcrum and ______.
the force applied
The slider crank linkage is also known as the ______ linkage.
three bar
With CNC Milling tool dimensions; the Z direction moves the ______.
tool up and down
Feed of a single point cutting tool most affects the ______.
tool's life
On a vertical band saw, the blade guide should be set ______.
3/8 inches to 1/2 inches above the stock at its thickest point
For a 365-day year with 30 days of scheduled downtime, what is the availability?
335 days minus unscheduled downtime
The maximum strength is reached when the thread engagement reaches ______.
60 percent
A force that makes an object rotate about a point is called ______.
torque
Layout work is the operation of ______.
transferring data from a technical drawing to the part
Define elastomer.
A material that can be stretched at room temp to at least 2x original length and it returns to normal.
The ______ is used to identify the items being loaded for shipment as well as the potential hazards associated with those items.
A shipping manifest
Creating backorders allows a company to save money by ______.
waiting util a large order comes in, allowing the setup cost to be shared across a large number of items
______ saves a company money because it reduces the cost associated with maintaining a large inventory of items.
JIT
Define process manufacturing.
Often sold by weight or volume, involves changing the nature of ingredients.
Define a thermoplastic.
Plastic that can be reheated and remolded again.
Define a thermoset.
Plastic that decomposes if reheated.
Define discrete manufacturing.
Products sold by the number (10,000 screws, one million pennies)
In a CNC machine operation, zero offset ______.
allows the operator to move the part to the most desirable location on the work table
An announcement system called ______ (Japanese for signboard) is used to announce the need for reactive maintenance.
andon
One application that takes advantage if both high and low friction is a(n) ______.
belt sander
A ______ is a list of all the materials and components required to make the product and the quantity of each.
bill of materials
The Law of Moments can be used to determine ______.
both the force needed to balance OR force needed to move a load
During the tapping operation, the tap should be rotated counter clockwise for 1/2 turn following each 1 turn clockwise to ______.
break off the chips to avoid jamming the tap
The ______ on a boiler burner makes is easy to detect a main flame.
UV fire eye
A ____ is mounted on a shaft by means of a key.
cam
A process's ______ is the rate at which a production system creates a finished product.
capacity
During the drilling of a hole, the drill is raised to ______.
clear the chips from the hole
Companies strive to eliminate waste and non value added work through a process of ______.
continuous improvement
______ includes any materials that have been issued to a manufacturing order that have not been produced into a finished product.
Work-in-progress inventory
The follower of the ______ linkage moves in an arc.
crank rocker
A built-up edge condition of a cutting tool causes it to ______.
cut more deeply
Filing can be used to ______.
debut, square or chamfer
During the cutting action, the tool tip ______ the metal until it exceeds its fracture point.
deforms
The ______ is used to control how deep a countersink enters the work piece.
depth gauge
Round stock is specified by using ______.
diameter and length
Round stock is specified using ______.
diameter and length
Manufacturers can save time and money if ______ is used.
direct packaging
What type of linkage consists of a driver arm, connecting rod, and a follower?
double rocker
A drill press will under-size the holes if the ______.
drill bit has a worn margin
It is possible to tap a hole using a ______.
drill press
Opportunities for improvement of a process can be tracked by ______.
a Pareto diagram (80/20 rule)
A spring scale is used to measure ______.
force
Weight can be described as the ______ with which an object is attracted to the earth.
force
Red tags are used to indicate scrapped parts while a yellow tag indicates a part that _____.
has been placed on hold
Less-than-truckload (LTL) shipping operates by ______.
having one truck make several stops before achieving full load
What is used most often to cut raw stock into shorter lengths?
horizontal band saw
Reallocation of resources is the best way to ______.
increase production if current production cannot meet the demand
What is the unit of measure for the coefficient of friction?
it has no unit
The critical nature of a job has the least impact on ______.
job scheduling
Companies use ______ to show data about the progress of production.
job status reports
When using a horizontal band sat to cut stock to a specific length, the saw blade should touch ______.
just the outside of the line you created on the material
As part of a(n) ______, manufacturing see end of line inspections as one form of waste.
lean manufacturing process
The mechanical advantage of an inclined plane is the ratio of the ______ of the inclined plane divided by its ______.
length, height
Rolling friction is ______.
less than both static and kinetic friction
A second-class lever has its ______.
load between the fulcrum and the effort arm
Proper ______ require(s) that when parts are requisitioned that they are easy to locate and can be delivered to another department on time.
material handling
Reamers have ______ cutting edges.
multiple
The metric system expresses force in ______.
newtons
The coefficient of friction is the ratio of the force of friction divided by the ______.
normal force
A thorough check for a history of similar problems should occur ______.
on problems that keep recurring at regular intervals
Turnbuckle has two bolts, where ______.
one has left-hand threads and the other has right-hand threads
Net-shape manufacturing forms a part with ______.
only one process
On a bill of materials, the ______ indicates which parts form each subassembly.
part level number
A counterbore has a ______.
pilot
The _____ of the counterbore is used to guide the counterbore so that the counterbore is perfectly aligned with the clearance hole.
pilot
The English unit of measure of weight is the ______.
pound-force (lb-f)
A ______ punch is used to create a very small indentation.
prick
Manufacturing paths are indicated by ______ documents.
process flow
As part of a continuous improvement, companies use ______ to set goals to strive towards.
product benchmarks
Spare parts used in repair work are typically included in the calculation of ______.
production downtime
Kanban is considered a(n) ______.
pull inventory system
A cam is a wheel that, when combined with a cam follower, produces a(n) ______ motion.
reciprocating
An increase in the number of inspections is not likely to ______.
reduce the number of parts that are out of spec
Materials ______ forms are important because they allow the company to track of where money is being spent, and to help in budgeting for operating expenses.
requisition
A wheel reduces friction because _____ friction is less than sliding friction.
rolling
A(n) ______ is produced when forces applied to a lever cause it to rotate.
rotational moment
