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mfg 102 study questions
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11. The lathe _____ is located on the right side of the head stock and is the foundation of the entire machine.
- ARack
- BBed
- CRest
- DCarriage
22. The _____ is an H-shaped casting that slides back and forth on the ways.
- ACross side
- BSpindle
- Csaddle
- Dapron
3The ____ is a very long threaded rod supported by bearings at both ends.
- Aheadstock
- Bheadscrew
- Ctailstock
- Dleadscrew
44. The ____ can be used to secure workholding accessories to help support the workpiece in many operations.
- ASwing stock
- BFeed stock
- CHead stock
- DTail stock
55. The ____ of the lathe is determined by the biggest diameter work piece that can be mounted in the spindle without touching the ways.
- Aswing
- Bspindle
- Cbed
- Dsaddle
66. The jaws are closed and opened by inserting a special wrench called a ___ into a socket on the chuck.
- Achuck key
- Bchuck tool
- Cchuck collet
- Dchuck mandrel
77. _____ have holes in their centers to match the size and shape of the work piece to be held.
- Amandrels
- Bchucks
- Cdrawtubes
- Dcollets
88. ____ Collets are very accurately ground cylindrical sleeves.
- Aspring
- Bflex
- Csteady set
- Dfollower
99. A ___ is a special precision cylindrical shaft that can be inserted through the center bore of the workpiece to secure it for machining.
- Auniversal chuck
- Bsteady rest
- Cmandrel
- Ddrive plate
1010. A ___ Clamps directly to the lathe’s ways and acts as a brace to surround and support the work piece.
- Asteady rest
- Bmandrel
- Cspring collet
- Dfollower rest
1111. _____ Tool posts and holders have been largely replaced since they do not offer as much rigidity as newer tool holding methods.
- Athree-jaw
- Bquick change
- Cspring type
- Drocker type
1212. A (n) ____ tool post consists of a T-nut, clamping stud, and a multi-sided tool block with either removable or integral tool holders.
- Adrive dog
- Bindexable
- Clive center
- Dquick change
13____ Refers to the distance that the cutting tool is engaged in the work piece.
A. Depth per revolution- Adepth per revolution
- Bfeed per cut
- Ccutoff
- Ddepth of cut
1414. FPR stands for _____.
- Afeed per revolution
- Bfeed per reel
- Cfeet per revolution
- Dfoot per reel
15____ is cutting across the end of a work piece to machine the end flat.
- Afinishing
- Bturning
- Cfacing
- Droughing
16___ is reducing the outside diameter of a work piece.
- Aturning
- Bfacing
- Croughing
- Dits not this one lol
17___ Is using a single-point cutting tool to enlarge an existing hole.
- Areaming
- Bshouldering
- Cboring
- Dspotting
18____ may be needed to accept O-rings or retaining rings, act as a relief for threading, or to provide clearance on shoulders for mating parts.
- Agrooves
- Btailstocks
- Ctaps
- Dthreads
19Performing a _____ operation on the lathe uses a special narrow tool to take off the end workpiece to a desired length.
- Ashouldering
- Bknurling
- Cgrooving
- Dcutoff
20 ____ is producing a raised pattern on the circumference of a work piece.
- Athreading
- Bknurling
- Cretracting
- Dgrooving
21the ___ is the thread surface that joins the crest to the root.
- Agroove
- Bflank
- Cgage
- Dhelix
22The ____ angle is the angle of a thread’s spiral relative to the center axis of the part.
- Agage
- Bflank
- Chelix
- Dfitted
23_____ Threads have a helix that causes assembled fasteners to get tight when rotated clockwise.
- Aleft head
- Bcrested
- Clead
- Dright-hand
24If ring gauges or a(n) _____ is (are) not available, the three-wire method may be used to measure pitch diameter.
- Aflank
- Bthread micrometer
- Ccutting plane
- Dacme thread
25____ Threads are easily identified since the thread form is asymmetrical.
- AV
- Bright-hand
- Ctapered pipe
- DButtress
26The ____ Rests on this surface and allows the entire machine head to be swiveled 360 degrees
- Aturret
- Bleader
- Ctable
- Dram
27The ___ Allows the entire head to be moved forward and backward and then locked in position.
- Aram
- Bleader
- Cyou
- Dcnc machine
28The ___ is a precisely ground shaft.
- Aram
- Bspindle
- Cquill
- Dhead
29The ____ Feed handle can be used when performing hole making operations’ or to position cutting tools for milling operations.
- Atable
- Bquill
- Cram
- Dturret
30A ___ aids in positioning the head at the desired angle.
- Aprotractor
- Bram
- Cselector knob
- Dquill
31Milling cutting tools may be mounted either with ____ or directly to their shanks.
- Atapers
- Bcutters
- Carbors
- Dendmills
32Milling cutters may be made from one solid piece of ____ or carbide.
- AHSH
- BHSS
- CFLUTE
- DSHELL
33The ____ endmill is a endmill with a half-round sphere ground on its end.
- Aradius
- Broughing
- Cbullose
- Dballnose
34____ Endmills are used to produce a bevel on the workpiece edge.
- Ashank-type
- Btapered
- Ccorner-rounding
- Dchamfer
35A (n) ____ endmill is a multiple-flute hollow cutter that is mounted onto an arbor.
- Ashell
- Barbor
- Cface
- Dt-slot
36A ___ mill is a multiple-cutting-edge milling cutter that has replaceable inserted cutting edges.
- Aface
- Bsitting
- Ccutting
- Ddovetail
37Milling cutters are secured onto a(n) ___ for mounting in the machine spindle.
- AR-8 collet
- Bshell mill arbor
- Cstub arbor
- Dhold-down clamp
38____ are the most commonly used work holding devices for milling.
- Achucks
- Bvises
- Cvacuum plates
- Dclamps
39A ___ is a work holding devise specifically designed to accommodate a specific work piece.
- Acollet block
- Bsine vise
- Ctoggle clamp
- Dfixture
40____ is the process of adjusting the head so that the spindle is perpendicular to the top surface of the machine table.
- Atramming
- Baligning
- Cmilling
- Dpinning
41___ Work pieces that require direct clamping usually need to be aligned.
- Arectangular
- Bthick
- Cangular
- Dlarge
42A(n) ____ can be used to very accurately find a reference edge.
- Atest indicator
- Blayout locator
- Cedge finder
- Dedge locator
43The major benefit of performing ___ operations using the vertical mill is the ability to more precisely establish hole locations.
- Aboring
- Bholemaking
- Csquaring
- Dslotting
44____ milling is using the face of a cutting tool to machine a surface.
- Aconventional
- Bclimb
- Cperipheral
- Dface
45_____ milling is feeding the work piece in against the rotation of the cutting tool.
- Aface
- Bconventional
- Cclimb
- Dperipheral
46____ a work piece means machining the sides of a work piece perpendicular and parallel to each other.
- Asquaring
- Bcircling
- Cangling
- Djamming
47The ____ step in aligning a turret is to indicate an angle plate parallel with the Y-axis by moving the saddle.
- Afirst
- Bsecond
- Cthird
- Dlast
4848. The _____ consists of a heavy base on which a circular worktable is mounted.
- Adividing head
- Bdividing table
- Crotary table
- Drotary head
49you should offset ____ of the mill table axes to cut a radius.
- Aone
- Btwo
- Cthree
- Dall
50The ___ is mostly used for rotating the work piece to a position and then securing it there for machining.
- Arotary table
- Bjaw chuck
- Cdividing head
- Dsector arm
51The primary purpose of a ___ grinder is to produce flat surfaces.
- Atool
- Bjig
- Chorizontal spindle surface
- Dsurface
52___ Grinders typically use the periphery of a solid wheel to grind workpiece surfaces.
- Avertical spindle surface
- Bhorizontal spindle surface
- Ccutter
- Dcylindrical
53The ____ hand wheel is rotated to move the table left and right.
- Alongitudinal-feed
- Bhorizontal-feed
- Cdownfeed
- Dcross-feed
54_____ grinders typically use the side of a grinding wheel to grind work piece surfaces.
- Avertical spindle surface
- Btool
- Cjig
- Dhorizontal spindle surface
55____ grinders are used to grind diameters, shoulders, and faces much like the lathe is used for turning, facing and boring operations.
- Atool and cutter
- Bjig
- Csurface
- Dcylindrical
56Production grinding of the outside shafts and tubes can be performed with the _____ grinder.
- Acenterless
- BHSS
- Cchuck
- Dcylindrical
57A ____ grinder is used for tool sharpening while the cutting tools are held In workholding devices and machine slides provide movement for much greater control and flexibility.
- Asurface
- Bjig
- Ccenterless
- Dtool and cutter
58The ___ grinder provides more precise X- and Y- axis movements than a vertical milling machine for extremely accurate positioning.
- Acylindrical
- Bjig
- Cspindle
- Dcutter
59____ acts as the glue that holds the individual abrasives together in the shape of a wheel.
- Agrades
- Bsuperabrasives
- Cbonding agents
- Dgrits
60____ Wheels are probably the most widely used wheel for surface and cylindrical grinding operations.
- Atype 1 straight
- Btype 12 dish
- Ctype 13 saucer
- Dtype 11 flaring cup
61Aluminum oxide and ceramic aluminum oxide wheels are identified by the letter ____.
- AA
- Bc
- Co
- Dx
62____ is the ability of the individual abrasive grains to fracture during grinding to create new, sharp cutting edges.
- Afriability
- Bgrading
- Cpermeability
- Dstructurability
63Green wheels are the purest form of _____ wheels.
- Aaluminum oxide
- Bsilicon oxide
- Csilicon carbide
- Dceramic aluminum oxide
64___ Sizes from 46 to 60 are commonly used for general-purpose surface grinding operations.
- Abond
- Bgrain
- Cstructure
- Dgrade
65The ____ of a grinding wheel refers to its hardness or strength of the bond and ranges from A to Z.
- Agrit
- Bgrade
- Cstructure
- Dfriability
66_____ wheels are second in hardness after diamond wheels.
- ACBN
- Bsilicate
- CVitrified
- DResioid
67you should perform a ______ test to be sure the wheel is not defective.
- Aspindle
- Bring
- Cblotter
- Dmount
68____ Work holding devices contain alternating segments of ferrous and nonferrous materials that are mounted together to form a single unit.
- Aparallel
- Bv-block
- Cchuck
- Dmagnetic
69Magnetic ___ are not magnetic by themselves but are designed to extend the magnetic field of the chuck to the work piece.
- Ablocks
- Bchucks
- Csines
- Dparallels
70A magnetic V-block can be used to hold a work piece at a ___ - degree angle and extend the magnetism of a check to the work piece.
- A45
- B90
- C120
- D145
71Precision angles can be ground using a magnetic _____ chuck.
- Acollet
- Bparallel
- Cplate
- Dsine
72Aluminum oxide and silicon carbide wheels are dressed and trued simultaneously using a ___ dresser.
- Adiamond
- Bcluster
- Cbig lots special
- Dvise
73Superabrasive wheels should first be trued to eliminate run out using a brake truing device and then dressed using a ___ stick
- Agrinding
- Bdressing
- Cclamping
- Dmilling
74____ grinding should be performed when it is not possible to grind two perpendicular surfaces by re-positioning the work piece.
- Aangled
- Bmagnetic
- Cparallel
- Dside
75A ___ - type indexing fixture can be used to spin a work piece beneath the grinding wheels to grind diameters.
- Amagnetic
- BV-block
- CSine
- DCollet
76When a CNC lathe is equipped with an automatic tool changer it is called a _____.
- AServo motor
- Bturning center
- Cmodal center
- Dmachining center
77Most modern CNC machines employ a high-tech modernized version of ways called ____
- Aorigin guides
- Blinear interpolation
- Clinear guides
- Dmodal interpolation
78A (n) _______ motor is a hybrid electric motor with half motor /half position sensor.
- Aservo
- Bblock
- Cmodal
- Dencoder
79____ Coordinates require that positions be identified by defining both an angle and a distance (like a vector in mathematics).
- APolar
- Babsolute
- Clinear
- Dincremental
80Programming code that the machine can understand is called ___ address.
- Aword
- Bmodal
- Ctraverse
- Dencoded
81_____- codes prepare a machine to engage in a particular mode for machining.
- AC
- BP
- CG
- DM
82______ traverse is designated by the code G0.
- Acircular
- Blinear
- Cmodal
- Drapid.
83___ Programming was developed to simplify the machine programming process.
- Asafe start
- Bmodal
- Caddress
- Dconversational
84At the very end of each block is a (;) character is called a(n) ________ character.
- Amiscellaneous function
- Bend of block
- Cpreparatory command
- Dend of origin
85____ Tools are small motorized spindles that enable a turning machine to perform light-duty milling and to perform hole-work such as drilling, tapping, and reaming off-center and cross ways.
- Arobotic
- Bturret
- Clive
- Dcell
86A ___ is an auxiliary secondary spindle, which opposes the machine’s main headstock spindle.
- Alathe
- Bturret
- Cgang tool
- Dsub spindle
87___ Type machines typically are of a flatbed design and are fitted with a carriage where tools are installed.
- ACNC lathe
- Bswiss type
- CGang tool
- Ddovetail
88___ tool-mounting adapters have a round shank with a serrated tooth pattern.
- ACNC
- BDovetail
- CVDI
- DQuick change
89____ consists of a straight round shank with a tapered bore.
- Asplit drill bushings
- Bnose collar threads
- Chardinge HDB drill bushings
- DCNC collet chucks
90A ____ is a tool that is mounted to the turret and, when programmed, can approach the remaining bar material after a part has been cut off.
- Abar puller
- Bbar feeder
- Cpower chuck
- Dgrooving tool
91When programmed _____ , all X coordinates are given as a radius of the part.
- Aradially
- Bdiametrally
- Calgebraically
- Dlinearly
92Two M-codes can be used to cause a _____, or hold on the program until it is resumed by pressing the cycle start button on the MCU.
- Asequence number
- Bprogram stop
- Ccoolant code
- Dtool change offset
93The ____ operation is usually the first operation to be performed on a turned workpiece.
- Adrilling
- Bcontouring
- Cfacing
- Droughing
94Once ____ is properly turned on, the MCU makes all necessary compensation and the part coordinates may be programmed as though the cutting tool did not have a radius at all.
- ARCTC
- BTNRC
- CCCW
- DTOQ
95___ Controls slow rapid motion while a program is running or vary the jogging rate.
- ADirect override
- BRapid override
- Cfeed rate override
- Ddry run
96The Cartesian coordinate system that identifies the location of the origin on the work piece is called the _____.
- ADNC
- BMCS
- CMDI
- DWCS
97The distance from the MCS to the WCS is called _____ offset
- Ajog
- Bwear
- Cgeometry
- Dwork
98_____ offsets may be used to compensate and adjust for wear as the tool is used during production.
- AGeometry
- Brun
- Cwear
- Dtool
99Generically speaking, a ____ refers to running a machine with disabled functions to eliminate the potential for collisions.
- Adry run
- Bsafe offset
- Csingle block
- Dgraphic simulation
100_____ Mode allows the ability to execute only one block of the program at a time.
- Adry run
- Bsingle block
- Cdrip feed
- Dsafe offset
101____ ‘s popularity is due partly to the versatility of work holding, the inherent rigidity of the machine’s column , and the ability to allow gravity to help remove chips out of the machining area.
- AATC
- BVMC
- CHMC
- DCNC
102The _____ tool changer uses a double-ended arm to change tools.
- Aswing arm type
- Bcarousel type
- Cend mill
- DCAT
103The ____ knob is gripped by a power-actuated draw bar mechanism in the machine spindle to secure the mating tapers.
- Aretention
- Bcollet
- Cchuck
- DBT
104The ___ flange was originally developed specifically for CNC use by caterpillar inc.
- AER
- BCAT
- CBT
- DTG
105___ vises are most commonly used work holding devices for milling because they are highly versatile, accurate, and simple to use.
- Atoggle
- Bstep
- Cclamp
- Dmachine
106_____ systems use two or more work holding tooling plates that can be quickly and accurately interchanged on the machine's table.
- Amanual jaw
- Bvacuum plate
- Cpallet
- Dtombstone
107Most commonly used in horizontal spindle machines, a ___ is a tower with multiple vertical working surfaces where work holding devices are mounted.
- Atombstone
- Bpallet system
- Cmanual collet fixture
- Ddouble vise
108In CNC MILL PROGRAMMING, IT IS STANDARD PRACTICE TO ESTABLISH A SAFETY ZONE ABOVE THE WORK PIECE OR WORK-HOLDING DEVICE CALLED A ____
- ACutter offset
- BClearance plane
- Cchange plane
- Ddwell
109When the machine knows where the tool tip is so that the tool can be programmed form its tip regardless of its length, this is called the ___ offset.
- Ageometric
- Bclearance
- Ctool change
- Dtool height
110___ cycles feed the tool continuously to the programmed Z-depth without pecking.
- Aradius
- Btwo-dimensional
- Ccircular
- Dsingle pass drilling
111A G83 is for the ____ drilling cycle and fully retracts the tool from the hole between pecks.
- Arigid tap
- Bpeck
- Cdeep hole
- Dfast peck
112Some machines have a more accurate method of mating the spindle RPM and feed rate throughout the entire tapping cycle, which is called ___ tapping.
- Arigid
- Bstandard
- Cinitial plane
- Dradial
113offsetting the path of the cutting tool is called ______ compensation
- Aleft side
- Bcutter radius
- Cautomatic
- Dright side
114______ mode provides a blank program screen for entering short programs or single program commands.
- AMCU
- BMCS
- CWCS
- DMDI
115The ____ is used for the machine’s own reference purposes and helps it to keep track of how far each axis can move before it runs out of travel.
- AMCS
- BWCS
- CMCU
- DMDI
116The __ procedure is used to re zero and establish MCS location so that it may begin keeping track of position again.
- Aworkholding
- Bhoming
- Cpower-up
- Dwork offset
117When an indicator reads ___ throughout a full sweep, the spindle has been aligned with the center-line of the round feature.
- Azero
- Bone
- Ctwo
- Dthree
118Once the tool measurement has been determined, the tool offset measurements are stored in the machine’s ___ offset page.
- Awear
- Bsweeping
- Cgeometry
- Dwork
119____ offsets are used when a size adjustment needs to be made after a given tool has been satisfactorily producing parts for a while.
- AGeometry
- Bworkpiece
- Ccutting-tool
- Dwear
120____ is a quick way to troubleshoot obvious programming issues, but doesn’t analyze and actual machine setup or small positioning errors.
- AGraphic simulation
- BDrips feeding
- CSale offsetting
- DDry running
121Once the production performance is proved satisfactory, the machine is now ready to be run in ___mode.
- AEdit
- BSingle block
- CAutomatic
- DProve out
122Programming is done largely with the aid of specialized computer software on a regular personal computer called ___ software.
- ATool path
- BCAD
- CWireframe
- DCAM
123The very first step in using specialized computer software is to make a drawing with ___ software.
- ACAD
- BSurface model
- CToolpath
- DCAM
124The entirety of the what makes up a drawing is referred to as ___ in many software packages.
- ASurfacing
- BGeometry
- CModeling
- DChaining
125Some drawings, called ___, look like solid illustrations of the actual part and are much more realistic looking.
- AWireframes
- BEntities
- CToolpaths
- DSolid models
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- study questions for exam in mfg 102 class.
- Author
- Tony Roberts
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- English
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