Cutting Tools Episode 2 Part 6 pot
Cutting Tools Episode 2 Part 6 pot
... teeth cutting at one time
varies from 2 to 10 or more. Saws may
be of the continuous cutting (band or
rotary) or reciprocating type. A typical
sawing operation is shown in Figure
15.1.
The cutting ... is the
cross section of the largest piece of
stock that it can cut. Typical sizes are 6
x 6 inches to 24 x 24 inches. The
motors used will vary from 1 to 10
horsepower.
The speed o...
Cutting Tools Episode 2 Part 8 potx
... in
Figure 17. 16.
The general purpose cutter grinder
is the most popular and versatile tool
grinding machine. Various attachments
are available for sharpening most types
of cutting tools. Sharpening ... grinder.
Grinding
wheel
Workpiece
Regulating
wheel
Work
rest
blade
6
Tooling & Production/Chapter 17
www.toolingandproduction.com
Chap. 17: Grinding Methods and Machines
wheel so t...
Cutting Tools Episode 2 Part 2 pot
... tap
wrench. (Courtesy: Morse Cutting Tools)
Taps are used for threading a wide
range of materials both ferrous and
non-ferrous. All pipe taps are supplied
with 2- 1 /2 to 3-1 /2 thread chamfer.
The nominal ... per
side, which makes eight partial
FIGURE 11. 12: (a) Spiral-point taps have replaced ‘stan-
dard’ taps in many cases. (b) A spiral-fluted bottoming tap.
(Courtesy: Morse Cutti...
Cutting Tools Episode 2 Part 9 ppt
... Figure 18.11.
18.5 .2 Vertical Spindle Machines
Vertical-spindle honing machines
are used especially for larger, heavier
work. These all have power stroking at
speeds from 20 to 120 FPM. The
length ... possible. It can re-
move as little as 0.0001 inch of stock
or as much as 0. 125 inch of stock.
However, usually only 0.0 02 to 0. 020
inch stock is left on the diameter for
honing. As show...
Cutting Tools Episode 2 Part 7 docx
... is
90˚ 65 ˚ 45˚
1
8
1v
8
1
8
1
8
T
R
T
60 ˚ 60 ˚ 60 ˚
45˚
45˚
EDC
JG
R =
T
2
R =
T
8
R =
T
8
R =
3T
10
65 ˚ 65 ˚ 80˚ 80˚
60 ˚ 23 ˚ 23 ˚ 60 ˚
R R
R
R
T
B
T
T
A F
R
H
T
I
T
S
K L
R
FIGURE 16. 10: Twelve ... sizes vary
from 6 (very coarse)
to 1000 (very fine).
Grain sizes are
broadly defined as
coarse (6 to 24 ), me-
dium (30 to 60 ), fine
(70 to 180), and very
fine (22 0 t...
Cutting Tools Episode 2 Part 5 docx
... internal
broaches.
Keyway Broach: Almost all key-
ways in machine tools and parts are cut
by a keyway broach - a narrow, flat bar
with cutting teeth spaced along one
surface. Both external and internal
keyways ... number of parts, all of the same
diameter and keyway size, are to be
machined, an internal keyway broach
can be designed to fit into the hole to
support the cutting teeth. Onl...
Cutting Tools Episode 2 Part 4 pps
... unbalanced parts which can-
not be rotated at high speeds; complex
surface shapes, eccentric parts and
components with additional elements
that protrude; log, unstable shafts or
thin-walled parts.
Chap. ... available for end mills and shell
mills as shown in Figures 13 .25 a and
13 .25 b respectively. For some opera-
tions that require the use of tools with
non-standard shank sizes, chucks...
Cutting Tools Episode 2 Part 3 docx
... . 26 2 × 4
RPM = = = 3 82
IPM 30.5
RPM 3 82
apr = = = .080 in.
apr .080
N 8
apt = = = .010 in.
SFPM 380
. 26 2 × d . 26 2 × 6
RPM = = = 24 2
IPM=apt×N×RPM = .0 06 10 24 2=14.5
Chap. 12: Milling Cutters ... . 024 π
apr = apt = .0 06
apt = .0 06
FIGURE 12. 17: Drawing of a milling cutter showing the difference between advance
per revolution (apr) and advance per tooth (apt).
SFPM 4...
Cutting Tools Episode 2 Part 1 ppt
... the
machine size.
Cutting Tools:
Cutting tools are
the same as those
used on the table-
type machine.
Work holding is
also the same, and
angle plates are fre-
quently used.
10.7 .2 Vertical Boring
... the machine
at a cutting depth that is greater than
the desired cutting depth compen-
sates for the radial deflection. When
cutting begins, the radial cutting
force reduces the...
Cutting Tools Episode 1 Part 8 pot
... 400
RPM = ________ = ________ = ____
. 26 2 x d . 26 2 x .75 .1 965
Answer = 20 35. 62 or 20 36 RPM
Drilling Feed: Once the cutting
speed has been selected for a particular
workpiece material and condition, ... Given a .25 inch drill,
what is the cutting speed (SFPM)
drilling cast iron at 5000 RPM?
SFPM = . 26 2 x d x RPM
SFPM = . 26 2 x .25 x 5000
Answer = 327 .5 or 327 SFPM
RPM ca...
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