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CNC TURNING

A detailed and visually engaging illustration of a CNC lathe machine in action, showcasing its components and a workpiece being machined, bright and colorful, technical and informative.

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

26 Questions6 MinutesCreated by MachiningMaster34

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

The angle of B.S.P thread (v-shaped) is

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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