CNC TURNING
CNC Turning Knowledge Quiz
Test your knowledge on CNC Turning with this comprehensive quiz! It covers various aspects including operations, tools, and machine codes used in CNC lathe work.
Whether you're a student, teacher, or just a CNC enthusiast, this quiz is a great way to gauge your understanding of CNC machining.
- 26 Questions to challenge your expertise
- Multiple choice format for easy answering
- Immediate feedback on your responses
An accident is
Unplanned event
Non controlled event
Undesirable event
All of the above
THREEJAW CHUCK IS USED FOR HOLDING
Round
Sqare
Rectangular
Octagonal
Unit of feed rate in cnc lathe
M/rev
Mm/rev
M/min
Mm/sec
Feed refers to :
Spindle speed
Chuck rotation
Tool advancement into the work
Depth of cut
Which one of following is not a part of a cnc lathe?
Saddle
Feed rod
Arbor
Lead screw
The angle of I.S. thread (v-shaped) is
60
90
45
55
The angle of B.S.P thread (v-shaped) is
60
55
90
45
CNC machines are not manually operated. They are controlled by means of
A programme
An operation
A CAM.
None of the above
The capacity of a lathe is expressed as :
Horse power
Spindle speed
Swing and distance between centers
Tool post travel
Steady rest is used for_________________?
For machining longer job of small dia
Easy holding
Reducing vibration
Easy addmodate the cutting tool
Knurling operation is used for-
For better gripping
Good looking
Better dimension accuracy
Better holding area
Chamfering is a ___________ operation?
Turning operation
Profile operation
Edge relief operation
Forming operation
The sleeve is used for :-
For centering the tool
For holding the job
To hold taper shank drill bit
Easy holding & releasing
Tool nose radius provided in the single point cutting tool in the purpose of :-
Better visualization
Improve surface finish
More death of cut
For finishing operation
Boring is operation for :-
To make a hole
To make a counter bore
Enlarge a existing hole size
Internal step turning
Which of the following operations cannot be performed on a lathe
Thread cutting
Facing
Drilling
Slotting
The operation of enlarging of a hole is called
Counter sinking
Reaming
Boring
Drilling
A product layout is generally suggested for
Batch production
Jobbing work
Mass production
Efficient machine utilization
What is work co-ordinate system?
Cartesian co-ordinate system
Job zero point on the cnc machine
Co-ordinate point set by the machine manufacturer
Work-piece co-ordinate points
The use of dial indicator.
To check gap
To align the edge of the job
To measure the diameter or length
All of the above
What is the G code used to polar active
G15
G16
G68
G69
What is the G code used to SCALING ON
G50
G52
G51
G53
What is the G code used to PECK DRILLING CYCLE
G81
G82
G83
G80
What is the M code used to SUB PROGRAM CALL
M96
M97
M98
M99
What is the M code used to CHUCK ID SELECTION
M16
M17
M18
M19
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