CONTENTS SL.NO DATE NAME OF THE EXERCISE PAGE NO REMARKS CYCLE - 1 1 INTRODUCTION TO CNC MACHINE & NC CODES 2 CHAMFERING OPERATION USING CNC MACHINE 3 GROOVING OPERATION USING CNC MACHINE 4 PLAIN TURNING OPERATION USING CNC MACHINE 5 FACING OPERATION USING CNC MACHINE 6 TAPER TURNING OPERATION USING CNC MACHINE 7 THREADING OPERATION USING CNC MACHINE CYCLE – 1I 8 LINEAR INTERPOLATION USING CNC MILLING MACHINE 9 CIRCULAR INTERPOLATION USING CNC MILLING MACHINE 10 DRILLING OPERATION USING CNC MILLING MACHINE 11 PECK DRILLING USING CNC MILLING MACHINE 12 BORING OPERATION USING CNC MILLING MACHINE 13 SOLID MODELLING OF UNIVERSAL COUPLING USING PRO-E 14 SOLID MODELLING OF SCREW JACK USING PRO-E
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CONTENTS
SL.NO DATE NAME OF THE EXERCISE PAGE NO REMARKS
CYCLE - 1
1INTRODUCTION TO CNC MACHINE& NC CODES
2CHAMFERING OPERATIONUSING CNC MACHINE
3GROOVING OPERATIONUSING CNC MACHINE
4PLAIN TURNING OPERATIONUSING CNC MACHINE
5FACING OPERATIONUSING CNC MACHINE
6TAPER TURNING OPERATIONUSING CNC MACHINE
7THREADING OPERATIONUSING CNC MACHINE
CYCLE – 1I
8LINEAR INTERPOLATION USING CNC MILLING MACHINE
9CIRCULAR INTERPOLATION USING CNC MILLING MACHINE
10DRILLING OPERATION USINGCNC MILLING MACHINE
11PECK DRILLING USING CNC MILLING MACHINE
12BORING OPERATION USING CNC MILLING MACHINE
13SOLID MODELLING OFUNIVERSAL COUPLING USING PRO-E
14SOLID MODELLING OFSCREW JACK USING PRO-E
EX.NO: - 2 CHAMFERING OPERATION USING CNC LATHE MACHINE
DATE:-
AIM: - To programme the Chamfering operation given work piece as per
given drawing using CNC turning centre.
APPARATUS REQUIRED:-
CNC Turning centre Turning tool Chuck key Work piece Vernier caliper Compressor
PROCEDURE:-
Power supply and controller on. Clean and oiling done. Open CNC door using compressed air. Work piece is fitted in chuck by using key. Enter the program is computer in compressor and hence the Simulation in computer. Tool offsetting should be done. Open the door and clean the chips. Dimension is checked.
RESULT:-
Thus the chamfering operation on the given work piece as per the given drawing by using CNC lathe machine.
PROGRAM:-
Billet X25 Z75;
G21 G98 G40;
G28 U0 W0;
M06 T01 01;
M03 S1200;
G00 X25 Z1;
G01 X25 Z0 F30;
G90 X25 Z-5 R0 F30;
X25 Z-5 R-1 F30;
X25 Z-5 R-2 F30;
X25 Z-5 R-3 F30;
X25 Z-5 R-4 F30;
X25 Z-5 R-5 F30;
M01;
G28 U0 W0;
M05;
M30;
EX.NO: - 3 GROOVING OPERATION USING CNC LATHE MACHINEDATE:-
AIM: - To programme the Grooving operation given work piece as per
given drawing using CNC turning centre.
APPARATUS REQUIRED:-
CNC Turning centre Grooving tool Chuck key Work piece Vernier caliper Compressor
PROCEDURE:-
Power supply and controller on. Clean and oiling done. Open CNC door using compressed air. Work piece is fitted in chuck by using key. Enter the program is computer in compressor and hence the Simulation in computer. Tool offsetting should be done. Open the door and clean the chips. Dimension is checked.
RESULT:-
Thus the Grooving operation on the given work piece as per the given drawing by using CNC lathe machine.
PROGRAM: -
Billet X25 Z75;
G21 G98;
G28 U0 W0;
M06 T01 01;
M03 S1200;
G00 X25 Z-35;
M01;
G75 R1;
G75 X10 w-5 P1000 Q250 f30;
M01;
G28 U0 W0;
M05;
M30;
EX.NO: - 4 PLAIN TURNING OPERATION USING CNC LATHE MACHINE
DATE:-
AIM: - To programme the Plain turning operation given work piece as per
given drawing using CNC turning centre.
APPARATUS REQUIRED:-
CNC Turning centre Turning tool Chuck key Work piece Vernier caliper Compressor
PROCEDURE:-
Power supply and controller on. Clean and oiling done. Open CNC door using compressed air. Work piece is fitted in chuck by using key. Enter the program is computer in compressor and hence the Simulation in computer. Tool offsetting should be done. Open the door and clean the chips. Dimension is checked.
RESULT:-
Thus the Plain turning operation on the given work piece as per the given drawing by using CNC lathe machine.
PROGRAM: -
Billet X25 Z75;
G21 G98 G40;
G28 U0 W0;
M06 T01 01;
M03 S1200;
G00 X25 Z1;
G90 X25 Z-40 F30;
X24;
X23;
X22;
X21;
X20;
M01;
G28 U0 W0;
M05;
M30;
EX.NO: - 5 FACING OPERATION USING CNC MACHINEDATE:-
AIM: - To programme the Facing operation given work piece as per given
drawing using CNC turning centre.
APPARATUS REQUIRED:-
CNC Turning centre Turning tool Chuck key Work piece Vernier caliper Compressor
PROCEDURE:-
Power supply and controller on. Clean and oiling done. Open CNC door using compressed air. Work piece is fitted in chuck by using key. Enter the program is computer in compressor and hence the Simulation in computer. Tool offsetting should be done. Open the door and clean the chips. Dimension is checked.
RESULT:-
Thus the Facing operation on the given work piece as per the given drawing by using CNC lathe machine.
PROGRAM: -
Billet X25 Z75;
G21 G98 G40;
G28 U0 W0;
M06 T01 01;
M03 S1200;
G00 X25 Z1;
G94 X0 -0.5 F30;
Z-1;
Z-1.5;
Z-2;
Z-2.5;
Z-3;
M01;
G28 U0 W0;
M05;
M30;
EX.NO: - 6 TAPER TURNING OPERATION USING CNC MACHINEDATE:-
AIM: - To programme the Taper turning operation given work piece as per
given drawing using CNC turning centre.
APPARATUS REQUIRED:-
CNC Turning centre Turning tool Chuck key Work piece Vernier caliper Compressor
PROCEDURE:-
Power supply and controller on. Clean and oiling done. Open CNC door using compressed air. Work piece is fitted in chuck by using key. Enter the program is computer in compressor and hence the Simulation in computer. Tool offsetting should be done. Open the door and clean the chips. Dimension is checked.
RESULT:-
Thus the Taper turning operation on the given work piece as per the given drawing by using CNC lathe machine.
PROGRAM: -
Billet X25 Z75;
G21 G98 G40;
G28 U0 W0;
M06 T01 01;
M03 S1200;
G00 X25 Z1;
G01 X25 Z0 F30;
G90 X25 Z-15 R0 F30;
X25 Z-15 R-1 F30;
X25 Z-15 R-2 F30;
X25 Z-15 R-3 F30;
X25 Z-15 R-4 F30;
X25 Z-15 R-5 F30;
M01;
G28 U0 W0;
M05;
M30;
EX.NO: - 7 THREADING OPERATION USING CNC MACHINEDATE:-
AIM: - To programme the Threading operation given work piece as per
given drawing using CNC turning centre.
APPARATUS REQUIRED:-
CNC Turning centre Turning & Threading tool Chuck key Work piece Vernier caliper Compressor
PROCEDURE:-
Power supply and controller on. Clean and oiling done. Open CNC door using compressed air. Work piece is fitted in chuck by using key. Enter the program is computer in compressor and hence the Simulation in computer. Tool offsetting should be done. Open the door and clean the chips. Dimension is checked.
RESULT:-
Thus the Threading operation on the given work piece as per the given drawing by using CNC lathe machine.
PROGRAM: -Billet X25 Z75;
G21 G98 G40;
G28 U0 W0;
M06 T01 01;
M03 S1200;
G00 X25 Z1;
G90 X25 Z-50 F30;
X24.5;
X24;
M01;
G28 U0 W0;
M06 T02 02;
G97;
M03 S1200;
G00 X24 Z1;
G01 X24 Z0;
G76 P041560 Q150 R0.1
G76 X20.32 Z-40 P1840 Q200 F3;
M01;
G28 U0 W0;
M05;
M30;
CYCLE – II
EX.NO: - 8 LINEAR INTERPOLATION USING CNC MILLING MACHINE
DATE:-
AIM: - To programme Linear interpolation on the given work piece as per
the given drawing by using CNC Milling machine.
APPARATUS REQUIRED:-
CNC Milling machine End mill cutter ( Dia 4 mm tool) Allen key Work piece Vernier caliper Compressor
PROCEDURE:-
Prepare the part programme as per the given specification and enter programme in computer system.
Lubricate the various parts of the CNC machine by using level provider at the left side.
Open CNC door and fix the given work piece in the chuck by using Allen key.
Fix the end mill tool in the tool holder. Close the CNC door using pneumatic air and simulate the
prepared part programme. Run the CNC programme. After the completion of programme. Remove the finished component and the clean the work piece.
RESULT:-
Thus the linear interpolation operation was completed by usingThe CNC milling machine.