Conical locator
Cylindrical locator
Diamond pin locator
Vee locator
A. Conical locator
It can machine hardest materials.
It produces high degree of surface finish.
The tool and work are never in contact with each other.
All of these
Hardness of the material being ground
Nature of the grinding operation
Finish required
All of these
Feed marks or ridges left by the cutting tool
Fragment of built-up edge on the machined surface
Cutting tool vibrations
All of these
0.1 to 0.2
0.20 to 0.25
0.25 to 0.40
0.40 to 0.55
Incomplete fusion
Lamellar tearing
Mismatch
Shrinkage void
Body centred cubic
Base centred cubic
Hexagonal closed packed
Body centred tetragonal
Up milling
Down milling
Face milling
End milling
Cutting speed
Feed rate
Shear angle
Tool geometry
Brinell hardness number
Rockwell hardness number
Vickers pyramid number
Letter of alphabet
Soldering
Brazing
Welding
Clamping
Continuous chips are formed
Discontinuous chips are formed
Continuous chips with built-up edge are formed
No chips are formed
Mild steel
Copper
Aluminium
Brass
Perform burnishing operation
Remove minimum metal
Remove maximum metal
Remove no metal
Making a cone-shaped enlargement of the end of a hole
Smoothing and squaring the surface around a hole
Sizing and finishing a small diameter hole
Producing a hole by removing metal along the circumference of a hollow cutting tool
Decreasing the rake angle
Increasing the depth of cut
Decreasing the cutting speed
Increasing the cutting speed
Slow speed
High speed
Any speed
Certain specific speed
Tool geometry
Cutting speed
Feed rate
All of these
15 to 19 m/min
25 to 31 m/min
60 to 90 m/min
90 to 120 m/min
7
8
9
10
Becomes longer
May or may not form
Becomes smaller and finally does not form at all
Has nothing to do with speed
Internal cylindrical grinding
Form grinding
External cylindrical grinding
Surface grinding
Metal forming process | Types of stress |
---|---|
1. Coining | P. Tensile |
2. Wire Drawing | Q. Shear |
3. Blanking | R. Tensile and compressive |
4. Deep Drawing | S. Compressive |
1-S, 2-P, 3-Q, 4-R
1-S, 2-P, 3-R, 4-Q
1-P, 2-Q, 3-S, 4-R
1-P, 2-R, 3-Q, 4-S
Finishing a drilled hole
Producing a large hole without drilling
Truing a hole for alignment
Enlarging a drilled hole
Induction motor
DC servo motor
Stepper motor
Linear servo motor
No relative motion occurs between them
No wear of tool occurs
No power is consumed during metal cutting
No force between tool and work occurs
Helix or rake angle
Point angle
Chisel edge angle
Lip clearance angle
Torch brazing
Dip brazing
Resistance brazing
Furnace brazing
Plastic deformation of metal
Burnishing friction
Friction between the moving chip and the tool face
None of the above
Tool is stationary and work reciprocates
Work is stationary and tool reciprocates
Tool moves over stationary work
Tool moves over reciprocating work
- 0.025, ±0.008
- 0.025, 0.016
- 0.009, ± 0.008
- 0.009, 0.016