Chapter 7 : Toothed Gear
7 1) Intro
Spar gear
↳ 3
important gear types I Relea
gran
-Wam Gea
7 2)
.
Classification of Gar
↳ Connecting shafts
3 main
Cotegnie Einterestingshainter
:
set ne
* Gear
for connecting /I shafts
G Helicat
gears
↳
year
teth ot
angle
to shaft
~
gradual teeth
arongment
smooth
↑
I ha -guitly
-they do create
pinio
a sci
face
!
Mostammun
find houever
}
to
2
Spur gea -
-
easy cannot be used
in When direct
change between
α
>
expensive
-
-
efficient 2
shafte is
required 당
* Rack and Pinim Fransl .
Motion - Rotationa motion
Gear
&
for connecting intersecting shafts
Angular
gearw
=
= 1
ㄴ
oGeas
·
Angula gear
$
*
Is
usefull
_
when dis needs to be
changed ↳
Sort of Bevel
teeth
hypoid
←
- can be
thought , spaces ,
gean
but shafts make
{ on
angle
some
problem as
spar
geau
, * Gear
for connecting non-parallell and
non-intersecting shafts
P
typ large
.
reduction (20 : 1 to 300 : 11
」~ Comconeasily tum gea ou en
7 3) .
Spur Geor
r ans
important properly is teeth shape Dro 1
of standard
shapes
↳ involute curve
↳ Con be oltained
by rolling
line ABC around a
fixed
base Circle?
7 1) Intro
Spar gear
↳ 3
important gear types I Relea
gran
-Wam Gea
7 2)
.
Classification of Gar
↳ Connecting shafts
3 main
Cotegnie Einterestingshainter
:
set ne
* Gear
for connecting /I shafts
G Helicat
gears
↳
year
teth ot
angle
to shaft
~
gradual teeth
arongment
smooth
↑
I ha -guitly
-they do create
pinio
a sci
face
!
Mostammun
find houever
}
to
2
Spur gea -
-
easy cannot be used
in When direct
change between
α
>
expensive
-
-
efficient 2
shafte is
required 당
* Rack and Pinim Fransl .
Motion - Rotationa motion
Gear
&
for connecting intersecting shafts
Angular
gearw
=
= 1
ㄴ
oGeas
·
Angula gear
$
*
Is
usefull
_
when dis needs to be
changed ↳
Sort of Bevel
teeth
hypoid
←
- can be
thought , spaces ,
gean
but shafts make
{ on
angle
some
problem as
spar
geau
, * Gear
for connecting non-parallell and
non-intersecting shafts
P
typ large
.
reduction (20 : 1 to 300 : 11
」~ Comconeasily tum gea ou en
7 3) .
Spur Geor
r ans
important properly is teeth shape Dro 1
of standard
shapes
↳ involute curve
↳ Con be oltained
by rolling
line ABC around a
fixed
base Circle?
