MEB - 640 COMPUTER INTEGRATED MANUFACTURING PRACTICAL

Introductions (12Hours) 1. Study of CNC lathe, milling

2. Study of international standard G-Codes and M-Codes

3. Program writing – Turning simulator – Milling simulator, IS practice – commands -menus

4. Editing the program in the CNC machines. 5. Execute the program in the CNC machines.

PART A (Simulation) 36 Hrs.

CNC Turning Simulation

1. Create a part program for step turning and simulate in the software - Using Linear interpolation. 2. Create a part program for taper turning and simulate in the software - Using Box turning cycle.

3. Create a part program for circular interpolation and simulate in the software - Using Circular interpolation.

4. Create a part program for multiple turning operations and simulate in the software - Using Stock removal cycle.

5. Create a part program for thread cutting, grooving and simulate in the software - Using canned cycle.

6. Create a part program for internal drills, boring and simulate in the software.

CNC Milling Simulation

1. Create a part program for grooving and simulate in the software - Using Linear interpolation and Circular interpolation.

2. Create a part program for drilling and counter sinking and simulate in the software - Using canned cycle.

3. Create a part program for mirroring and simulate in the software - Using subprogram.

4. Create a part program for rectangular and circular pocketing and simulate in the software - Using canned cycle.

PART B (Machining) – 36 Hrs.

CNC Turning Machine Material: Aluminum or acrylic fibre rod or Plastic 1. Using Box turning cycle – Create a part program for step and taper turning and produce component in the Machine.

2. Using Circular interpolation - Create a part program for circular interpolation and produce component in the Machine.

3. Using Stock removal cycle – Create a part program for multiple turning operations and produce component in the Machine.

4. Using canned cycle - Create a part program for thread cutting, grooving and produce component in the Machine.

CNC Milling Machine Material: Aluminum or acrylic fibre or plastic

1. Using Linear interpolation and Circular interpolation – Create a part program for grooving and produce component in the Machine.

2. Using canned cycle - Create a part program for drilling, counter sinking and produce component in the Machine

3. Using subprogram - Create a part program for mirroring and produce component in the Machine.

AUTONOMOUS EXAMINATION

PART –A Writing the part program : 20 Execution/ Simulation in the software : 20 PART-B Enter and editing the program in the machine : 20 Component machining : 10

Viva voce : 5 External Marks : 75