tabel dan grafik gear
Post on 06-Jul-2018
236 Views
Preview:
TRANSCRIPT
-
8/18/2019 Tabel Dan Grafik Gear
1/18
22.7 Tables and Diagrams for the Calculation ofS pur and Helical Gea rs
129
Tibk 22/11. Guidanc i for
Bd
IkgVmm21 for spur and hciical gears with C =
2W
Tible 22/12 Guidance on lubrication and gcar quality, twth crroct
/.
and f,
- --
0,35kD i
B =
iC0858O~Ssa(i
+
11
S
fmm Tablc
22/13
for S 2
1:
for
S.
<
1:
k
from Tablc 12/26
Table 22/13. Guidancx on thc ncccsrms safcty factor
B d = B
B m I = B o to
3x
wit
substitution o f
Se= 1
C
from Tablt 22/18
Factor
ofuiay rgaiaa
k iic
gcaringl
Finite
lifc g c a M g
t
periphcral velocity
i
lmlrecl
Lubication
Quality
actors
Suifacc rough
DIN 3962
l
nc/i,,:t
0
...
0,8
0.8
4
4 ...
2
Automobiles:.
Firsl und revcrsc
g
. . . . 1
...
40 40 -..ZOO 2 0 0 . - .
H i g h s g c ar s . . . . . . .
Grcase application
Grease or splash
lubrication
Splash lubricaiion
22/14.
Guidancc on f d4 os d Lirc
L,
Ir
~
Finite
Iifc
~eating L,
lhourri
Machinc tw ls
. . . . . . . . .
Lfling equipmenf:
Hand winchcs , c tcc t r ic hois t r
Piece goods winchs . . . . . .
Grab winchcs . . . . . . . .
T h c
swfacc
roughnerr is not
s cd in
DIN 396 2 cvcn though it
has a
g m t c f fm o n thc surfacc load capacity sec
thc
fwtn otc re fc md 10
at
the cnd of itcm a) piaing
in
s d o n 21.5.2).
For
the combinaöon of t w t h surfacxs and 2 R,
=
0.5
Ra
+
4 3
Noie: Base pitch error from DIN 3961:L , ~ g ,3 + 0.3
m
+
0 2
6 P]; ootll-dircctional
error
a s per the suggeslion o f
FZG:/, g b=
h a n g m g e z r s without crou,ning of the 100th s u m i i i t h ro~ vning.= 0.3 with cro\i>ning and straddlc m ountins
..
af tlie hevel Fnion.
1 6 .
10
6 3
4
2.8
1 4
1
0,7
4 .
3 3
2.6
2.0
1 G
1.3
1.0
0 8
o,64
cast
coarsely cur aur
finish machiwd
coaise ground
1 2 - . . 6 0
j
9
...
5
2
...
3
...
.5
2
12
11
I 0
9
100
W
l O . . - 8
4 0 . - . 2 0 0
...
20 W
fine ground
Spray lubncation
,naster gear
5
4
finc
finirhed
shaved
Traslorr
-ga
vdiclcr
7 1 2
6
G d
vchiclcs
-
8/18/2019 Tabel Dan Grafik Gear
2/18
13
I
22
Spur and
Hcltcal Gears Desisn and Calculal~on
Tibk
22/15.
Module saia
25,4/Di
25,4
Ci/*; t,
25,4
n/D9 25.4 Ci; x 3,141593; 1 = 25.4 mm,
DIN
4890).
Tablc
ZU16.
Minimum number of teeth ;
in
thc
normal scctian
For
209
nandard teeth: z . z >_ 24
r > 12 for vcry iow vclocity; z S 14 for medium vclociiy; 1 2
8
for large velocity
For ZU f rh (at
mdium vclocity)
I z.limasdb~tn -mim
W b v P a n t d W
Tibk 21/17.
W u m
alun ofq , i i
5,-
= hichas of thc
u n m portion of
th gear rim
m, 6/10 Ckrncazt
tc h
m,,1 /15
cut
t~~th
caringwppn tajm rted
trmriirrr
ar ovahao* pinim
.. m
6/25 aocuratdy cui
wen suppaiud
g a
m ~ b ß O
aauratc lynhamiratd~pdd~ngadarpport
m 6/50
cui
b /4 C 1
pPiUd
aad rigid support
b/db1 0,7
b/dbl .2 rixid.Ildmc
mmdimsdrit= w
igatz2m
For
ouble-helical gears.
b i s thc l
width
for on
h d u .
-
8/18/2019 Tabel Dan Grafik Gear
3/18
22.7
Tables and Diagrams
for
thc Calculalion
1
Spur sn d Hel ical
Gears
Tabk Z t / l Guidana
for
ih
sdec t i on of
thc
shock factor
C
T = M „JM whcre
M .
is
the
rep~e?didly ppticd max imm cxlcrnal torquc and I, is this nominal torquc of the
cdculation.
U thc starting
torquc
M
is
thc
dcciding torque
M- =M
is 10
c
ceiculatcd
as in
wction 20.4.8.
Dxiven rnnchins
Gen erato rs fecdinp mechanisms belt convey ors light
hoista. turbo-blowers and compressors. apitators and
mixers Tor uniform denrity
Muin drivcs of machine twls. heavy hoisis cranc rotary
drivcs. mine ventilaiorr. agitatars and rnixers Tor non-
uniform densit?. multicylindcr pirton pum ps. distribution
Pumps
Prcs ses slicars do us h mills rolling rnills and steel works
machin ery powe r showcls. h e a y centrifuges hear dis-
tribution pumps
n
Fig. 22/37.
Dynamic
load factor
C
a o d y
f I argM
of
thcwt aron / ,
fl.
-
dsck=
d s c c
kglmm =
kgflmm
DnvUig machinc
Single
cylindm
1 5
V
1 75
2 25
Turbiic
multi
cylLidsr cngUis
1-1
1.25
25
1,5
1.76
1 0
-
8/18/2019 Tabel Dan Grafik Gear
4/18
132
22
Spur and Helical Gcarq Daign and Calculation
Tabk 22/19. Load
dim ibutio n facto r C, for
T
,&. o U C , C,), fro m s d o n 2 2 2 4
C,= l for
the
mmKmation St/St:x0.74 for St/CI;=O.55 for
CVCI:f .
fmm Tablc 22/12:
.
.
.
C lin) for
linenr
load dirtnbutioa urc whui C b a r ) s not cnsurcd);
C, (p ar ) Tor
plrabolic
bad disbibution aRa thc cn
Nnnuip-in under
load).
~ n b l eZIZG
Delcrmina tion af&. and C, for thc operaüng periphcral farce U C, C, whcn
the
load carrying face widlh b' (at
thc r o k g circlc)
is
known fram thc "tooth contan markiig" at thc peripheral force U
Takc fram Ta c 22 20: T for (b/bY;j,. = T U,/(CP),
Take from Tsble 22/19:
C
for
T= T
U,/(U C, C,).
T
(lin)
is valid for
linear
load diruibution
ovcr
b'
T par)
is vgid for pmbo l i c Ioad dimibution
over b'
F 22/38. Fi-tor CB for
hciiul g w n
wit 204
For ß=0. C p = l ; f o r
F,=
2, 3 ... CB=1.4/c; for
E>
1,
CBx 1 . 4 1 ~
li) = 1.75.
6 1 7
12
5
_ _
8 9
18
I
3
i4
_ _ - - _ P -
6
I E l
10.7 12
1,3
: l f
I l . 5 i 2 E 6
2 6 8 1 3 4 5
_ I
b ' ) =
=
1 1 . 2
2
6,66
5,33 8 9,3373
1.86
2
2.66
3.33
p ( p s r ) =
upto1,33 1.6
-
8/18/2019 Tabel Dan Grafik Gear
5/18
22.7
Tables and D iagrams foi the Cdculation ofSpur and Hclical
Gedrr
13.;
& i h d c u l a t i o n q u a n -
titicr dcpendent on helu angle
Pa. for
209
6. ~ 0 9 8 ,
cq j ;,j7,
On
1.m 1 m
I 0 999i 1.000
Fig.
22/39.
Contact ratio
E
=
,
E
in
Uansvcrsc section and
E,
=
dcos
B
in
normal
wcrion.
8
and rom the diagram with
=
d„/z
=
d„l i and h„
=
0 5
du
d„I
and h„
=
0 5 d„
a: .
- -
-
i~ ,
„
(tan a„
an
U,)
Equalian for diasram:&,
=
Ik, s h„
a„ from cos
a;, =(WS
o,) d„ld„:
a,
from sin
a
= rin
a,/cos
ß
Inncnverrahnung
=
nternal
cth;
Au cnverzahnung
= external teeth.
-
8/18/2019 Tabel Dan Grafik Gear
6/18
134
22
Spur
snd
Helical
G m .
esign
2nd
Calculalion
Fig. 22/40. Root factor
Valid for forcc application at tip Tor 2.25 m. wholc dcpth,
a
=.2R
ero
backlarh;
mtiral
wction at point af cantact of 309 tangent: gcnaation by
rack
ith 0.38 m tip
ruunding
and
radial
cluvmcc
s =
0.25 m..
Tabk 21/23.
Factor ?C
ible 22/12. aclonqcandyc
l
Gcar
1 is
the dnvcr:
qZl 1,41 en 04 )
~4
1,41 sy1 0,4)
Gar
is thc driva:
i41 €w 0.4)
q 8 = 1,4/ r, 0.4)
= Normal a n t M ratio from Fig.
22 39
T 12/24.
Faclor y
ß
for
r r o 20
uit
r in [mlsecl m.
in Imml
md
f n pl
= high of
hc
tooth
31
e=on L> L .
32
33
34
2 27
2 23
2 19
2 1 6
-
8/18/2019 Tabel Dan Grafik Gear
7/18
22 7T ab ler an d Diagrams for the Ca1culation;of spur 2nd Helical Gcars
135
Tnblc 2 Z h . Material data*' (canvm.on for othcr operaiing condjtions is givm in Tablcs 22/26, 27, Figs. 22/41, 42)
thc
table.
For th c cambiiat ion of tmth nina eej 1 and
Rc 0.5
(R, +Ra); dist of 17
n
k
s
ans i dc r cd
in
the fwlnotc
referrr3 to at the ~ n df item (a), "pitting"
in
so21 1121 5 2
h c rnatcrials 31 to 35 are newly included in t he w m nd r cpr in t and m a l c d s
7,
17 und 26, which arc
vcry
littlc uscd,
Matsial
T& pi e in thc find n ~ h sear Sur:
condition
==#
--
s f lm k ~ m m
on
I
U nm
tptlmm
ksfimm
18 170 0.19 4-5 18
Dm gmion
GG 18
GG
26
fcmtic
pcarlitic
S 52
CS 60
No.
1
2
4
6
26
60
70... 75
52
60
Type end T t e m u i t
Grey cast iron
Mdleable cast iron
Cast stcel
8
9
10
1
Machine stcel
Qucnched and lcmpered
St50.11 SO... 60
St60.11 60...
0
Stif&ll, 70:.. 85
i 50... 60
12
13
14
15
16
8
19
20.
21
22
3
24
25
7
28
9
30
31
. 32
33
34
-
-
21
24
0.33 6,O 26
170
250
150
175
IThc tcn 8- wcre m o d y of thc foliaaing dimcnsionr:
rn
=3 mm; I,= 27, z,= 34, b= 10 mm; 200-Standard tel li:
V = 8 mlwc. InBumocs on load capaaty re cansidcred
is
t s ti o n s 2 2 2 8 and
21.6.
'Up to 35 highcr vdues X mahing with a ucrc-hardmed and üneground
s t d
gear.
'For =
12
mlsec and ground I mating gear.
'Valid for huet radius of curvatu rc r
0.2 m
'Valid Tor c aw hardcning beyond thc rm t fiUet: a b u r 20% lowcr
if
through-hardencd:
o,<
25 kgf/mma ifcase-hardencd
on t he t w t h Rank only.
'Corresponds to the cwcntly U& C - V ~ U C= Ulbt = 0.8 kgf/mmz.
'For ninning uith a matilig acel
gear
o l a b u l t he samc hardnesq oii
Wcasity
100cSt and suriace roughncss given in
0,32
0.64
0,21
0,30}'
23-..28
28...33
3>...40
22...27
150
180
208
140
stcel 65.- 80
da 90
-
34Cr4 90
? & S i 5 SO... 95
42ciXo4 95...110
Cs%-carbwizcd stccl 5 5
hardcned st l
5
25
5
7,s
0,231
30-..34
34...41
36...44
38...46
46...54
27
-
-
-
-
-
-
-
-
-
-
55
65
80
60
9.3
80...110
100.-.I30
90...120
120...145
65..- 80
90...105
90...110
140...180
150...190
-
-
Flame
ar induction
hardcned stcel
Cyanidcd stcel
Laminatcd,plasiic
100
140
47
52
3,O
16iIbCr5
20iIbCr5
15CSi6
18fiSi8
Cbr45-
37MnSi5
53&Si4
41Cr4
37HnSi5
m ~sc
6ae
4s5
-
-
-
-
-
-
0,40
0,51
,
0,801
WO
0,80
4,9
5.0
5.0
5,O.
5.0
4,3
185
210
260
260
300
S.G. i rcn 80.-- W
Batii-nitrided sie 55 M
80
90
90
95
110
. 95
140
160
160
i O
140
23
25,6
31,5
2
42
47
44
47
90
270
360
310
400
220
270
275
460
470
-
Bath-nitided
Gas-nihidcd
sie
3,O
2...3
736
650
650
650
650
95
560
615
95
550
300
450
660
700
3,O
3.0
6,O
3,7
4.5
4.3
3,6
.E amcor ind~~ct ion n l
2fi~0104 0
. 110
42CrX04
31CrXoVQ
125
35
10
32 I90
35 200
.
17
110
1,s
1.8
2,7
3,s
85+ 90
70f 85
22
31,s
68.0
45,O
140
110
150
1
3.0
-
8/18/2019 Tabel Dan Grafik Gear
8/18
22 Spur and Helical
Gears,
Design and Calculation
Tsblc 22/26. Surface nren;lh
$ '
and full-load life L,
k~
=Ya YE YSY JG
-
with k from Tablc 22/25, for the calculation of the safcly factor S .
with
k
fram Fig. 22/41. for prercribcd Ne
L,.
Factor ; Tor mnning of thc material of
Tablc 22/25 with stcel
y 1.5 for running with cart iran
y
0.5 + 2.1
X
10
-
8/18/2019 Tabel Dan Grafik Gear
9/18
22.7
Tablcr and Diapranis for
ihc
Calcuiation of
Spur
and Helical Gears
I 7
Tible
22/23.
Guidance on ail viscosity
V
(cSt at 50°C for cn~ l os u l n v a
mth
45
10
90°C oil temperaurc
rjo CfJj O.4
10
2O4'4.4
Table 22/29. M„,,-valucs foi
conmon
gcar ailr
SAE grade
M„, Im ~ g f lor mincral oils
Gssrr for
oi V ;csl
rüaiaht mild
ndditivs crtreiiic
prcrri
-
8/18/2019 Tabel Dan Grafik Gear
10/18
erancangan roda gigi kerucut dan hipoid
Tablc
2311. Rccommendcd valucs for bcvcl gcars
.5: hudeirc0 hlyoid g w s 2 fies rafhcr at
Ihc
lowcr
limit
md Torstraight toothcd unhardencd
CL
gcars rathtr at
ths
uppcr
S i 1
For
dA
=
RQ
and 6 S
0,s
Rb
S
0,15
dbi
fd
= 2.83 2,27 1;10 134 1 2
1,17
r l
d,co6d1 wsSß ; z
P.+
in
Tlbk
23/16
6sIOd,looa~ j z l corresponding to
b
5 10
I
Tor Standard values Corni and
b/Rbd
2,
bldbl
S 0,75
tri SEC Tablc
22/15
prcsrure
rngk
a
2W
ddendum h,,
=
h
=
m for
zaeearllrg
dtdcodum =
h,, =
1.1 m
W
1.3 m,'for zcto gearing
mutionil b a e W S = 0.025 m. to 0.04 m
TiMe z3/4 Rccommcndcd vaiucs Tor hypoid tooih bcvt i g~ willi positive arial disptaczmcnl m d 6, = 90 1
Initial cstimates
According 10 ihc choicc of
d„
i rod
2a/d .
. V 60 d„ Q s ß„ md ß„
t0
Tablc 23/3
2a
O,9i
,45 Tor light motor
vchick.~
nnd industrul dnvcs
s
drn9
4-4
.23
Tor
h u v y
motor vchiclcs (tnick~f
t g - i
di
= (1,3..
1,s d,,/i
(rot negative axial displaccmcnt
d
-i0.76
d,e/i)
Profile displaccrncnt
z1
1 5
. . S i 9 i
10
I1
2
13
14
AVildhabcr
123140 j
j-__ ____---
z „ = - tm o=
; 0,70
1
0.66 0,59 032 0 44 0,3S 0,30
hlininiim
number of
tccth
(Glcason)
Morcovcr:
Cm61
coaf8m
rat E z,
in
Tablc 22 16
___
TmIh widlhr
S0,31R W 2 or -0,lS
d m ;
mormvcr: b z s 10
m
bl s. fTab c 23;;;
Prcraure
anglc
in normd-
s =
n ior
wcetw
whcd 61& rod convcx piuion unk
sccrion for hypoid
gcarinp
(Wildhabcr [23/40]
a =
cn
A n
Tor convex wbccl Bank urd cuncdve p s o n fl nk
2 R , ß
--
suißmrt in orZa to compnisetc Ihc
cngagemcr,:
tgdes;
d „ 4 d,?
conditions for IcR and
nght
fl s
C .
0
-
8/18/2019 Tabel Dan Grafik Gear
11/18
156
23 Bevel
ears
and
Hypoid Gears
Ti 231 Gmmetncd rclationships and dimcnsions for bevci guvr (Fig. 23/12)
Indcx I for puiion,
indcx
2 for
b v c i
w h d , i n dc x
n
for quantiticr
in
Ih e n orm al s d o n . i n d u m for ilic middle of Ih c 100th
width, index
E
far quivalent s x g m , ndex 0 cfcrs to pitch circlg indcx b rcfcrs
ta
opcrationnl rolling circle
Noic UsuaUy r o l h g w n c aod pitch w n c wincidc so Ihat we have 6, = 6.,. d„ = d „ ctc.
Dimcnrionr Rclationship
Meahhg dh ea slo ni (mfemcd ta thc m h g
cone)
AUS
angle
R o h g w o c angle
Roiüng w n e length
Rolling ckcle diam ctcr
(at Ihe
back conc)
L Rcdunian ratio
.
I
Eq -
rpm
in
1ß_ ~ r S ~ ~ r ~ ~ ~ . ( n o m a l r c a i o n ).
d c g .
„mas&=-aon
19
Hd*
nglc dcg. P ' = &
1 2
1 3
14
1 5
M u . h d -
( r c f d
ta thc middle of the tooth v idh
and
roUing wnc)
Numba
f e h (nom integer)
Rolling cirdc d iamaer
dcg.
mm
T i p m e a a g l e
5 Tiian.de
E Addmdum
.o
L
paiendum
Addcndvm
N c l c
diamctcr
Backcooilength
Module intnnsMne d o n
Module n eboa
Tw Ih MdIh
N u q b a d t c c r t i m d
wction
6~ = 61 6.
ei n dd
61 from t g 6 i = . 6 s = 6.4 1;
c w d d
R b
= 0.5 dbi/9 dl = 0 5 d b 2 / s i n 6 2 ;
mostiy
Rb = R a
2 For6, = 90 t g 6 , = / t g 6 1 = 1/oosd2 = /s inOl = V
5
I
M.nuf*etudng
dimcniioos
(referrcd
U
thc pitch
circle
at Ihe
back
w n c )
l
mm
1
d b , = 2 E b a i n d l ; d b 2 = 2R b8i nd2 ; most ly db = do
= 31zl = dbr /db , = e indn/ s indl
c Pitch mnc anglc
e
deg.
X
&csrucanglc deg.
Helix
angle
deg.
b
f b = - = - s i n 6 1 = - s i n 6 2
b d a 1 d b 2
mm
h l „
mm
l ;n l .m, , ,= - rmn.m„
W i d t h r i m m b k
2311)
Addendum
Pmhlc
displ scacnt
601; 602
=o,w,; t g = o = t g w J o o s ß o
80
F a dA= 00 :
f b =
dblY;a+i
~ 8 6 ~
i
-
n/zcl
= i- = t g 6 P j t g 6 1
e C
m a d 2
~ , ~ = y l ~ a d ~ ;. s = d w a 6 e
d „ = d m ~ a o e 6 1 = d b l l - f ~ ) / w 6 ~
dC2
=
dne/wt862 = d e l - i ,
m,
=
G1/z l = d,Jz ,~ = .d ,dze2
m„
=
m.wsß,
=
d,lwag,/z,l
Numbcr of tocIh =I
Pitch circle diameier
Modulcin thc
t r a n r v c r w d o n
M in Ihe normal d o n
Pitch mnc
k a m nun
Ra = 0.5ddain6,
Tm & M dth
mm
i = ii:
za~=z1Yi;41-?i7;2
z l Z = i m
d a „ = d d m
d „ = G d „
b, = 6
=zC1-ZJZ; z
-
8/18/2019 Tabel Dan Grafik Gear
12/18
23.4
Displaccd Bevel
Whecls
(Hypoid Drives)
63
Tiblc
2W3
Gcometrical relationship and dimension fcr displaccd bevel gears Mth
6, =
900 (Fig. 23120)
Index 1 for pinion, 2 for bevel wheel, indexp for crown-whsel: indcs c fr>icquii~nlent piir gcars: indcx s or equivalent
spiral gears: index ni foi m a n dirnensions of bevel gears, index n far skes in normal section
Dimmrionr I Uniu I
dawodiips
Mnhing
dlmcodow (rcfcrrcd to rolling wnc)
Axis angle (angle ofinterscction)
Rolling conc angle
Distancc from the
Mir a;
in thc plane of the crown
whcd op= R m i in q p
Rcduction ratio
Number af tceth
Displaccmcnt angle
Anglc ofw nta ct
M- d i m d a n s (rcfcrrcd to the conract Point
P
of fhc rolling
conc :
I
Hclk
anglc in hc plane of
tbc
i d m d d a z
-
o s v ,
cmwn wha l ~ Q P
for negative
axial
dirplaccmcnt, Pm <
Brne
Piesrure anglc (normal sectian)
dcg.
I
an
d m z m g m n W ß l
3tci1 rjrdc diamera
mm d m l ; d - 2 ; d m i = = ~ i :
e o a h i
sin
bs
Anglc of i s (anglc of
iotcrwcrion)
Hclix angle
Prcrsurr aogic in normal d o n
Moddc in aormal
d o n
Pitch w ne length
mm
ToothMdth =
I
For tmt W pm6lc
t, iddindum sos
m m imcnsiom
e g ~ - e r - w - ~ - C ~ a : - c - ~ ~ o t i
)
(darod-U>- W-pointk,
„ = O,5
dml/aind1;
R,z = 0,5dm2/s in62
b ~ 0,18 d , ? ; b 1 = b J c o a q p + 3 m n @ p l p
ReduFtion RBtio
~ u m b af
W - in- )
Pitch cirde
diamdp
Module in n o d n
Rcdudion ra jo
Prodle displaccmat (Tablc 2314)
~ , ~ m ~- = m z ' m
A d d a d m
z I h t , i .
h t m z
Minda g
mclidoru
wt Tablc 2312)
E q d v s k n t ipfril 8-
Ciadu s (referred to roiüng mint)
Numba o f W
(non-integer)
ze
= zc
,
l d ¿ ;
2.n -861
,-
C-6n
Pitch cirdc di a m w
dmz
d d =
cosd2msPqp
Modu e
normal d o n
mm
mm
Too Mdth
Numba
of mth . normal an
z r n 1 = z e l z J ~ ; ~ , , ~ = Z , ~ ~ J Z
ith Z J Z fmmTablc22121
Pm ph aa l velocity
1
s
1
o
=
al = dm l nJ19100
for prodle displaczmcnt und addcndum
sec
mcan dimcnsions
z„
=
z , / m s O l ; 2 2
=
/ ~ 6 9
d r i = d , , , l / ~ d l ;
d 2 = d m d w d n
m,.=m„
-
8/18/2019 Tabel Dan Grafik Gear
13/18
erancaizgan rodagigi cacing
fable 24/1.
imensions
of wornis Fig.
24/18)
Tabk U/1 Empirical valuer for
2 . 2 .
d„/o rr =z,
+,?X,
and S
E-worms: normal
k
buiit
wilhim th
limits
1 i o
H-worms:
normal
2r 2 buiit within thc limits
= ro 3)
Check
Tor undercurting in
th
ctntrc oT thc whcel Tor A - w o n
as
lirniling
case):
I
g Zh,.,,/ m sin2 U
Tlic
calcuidtcd valucz „ ean
bc a
non.in1cgcr backiash
oFthc
whcel flank iccordin g to
[24/31. S, Ip > ni
(0.3 z, I
5
Worm
0
1
Y
mmi
rmm [ I
E20
H22
E 10
H
10
1
100
178
L78
19 4 8
1 4
QQ28
20
9,75
10,7
42 5 3,75 10' @
66 S,B2 W o 8
67
838 20 34
-
8/18/2019 Tabel Dan Grafik Gear
14/18
2 24 Worm Gearing
The
cquaiion
Tor4
war uscd
ar a
first approxim ation according to data on
lil by Tuplin
12411061. (Adcqua ic
nuinbcr o l
iesi daia wer; not availsble.)
Teble 2414
Twth shapc factars
/
and
y
for
I
and
ii
Table 2415. Dzta for material vduer
k and
. .
riring
Worm mndc of Whccl r h madc
of
kpf&2 J-
.
1 Cu-Sn-Bronrc 0.8
I
Stccl hardcned
m
Al-doy 0 425 1
3 ground
Pwrlitc
casting
1 -
1 lO
Cu-Sn-Bronze
0 4i 1.5
5 .
tccl
hurt
trcatcd and Al-doy 0 23 l 5
6
not
810und
Zinc-doy 0 17 1.5
C1
12
0.4 1 8
Cu-Sn-Bronzc
0 4 1?
Grcy
casting
CI 18
Al -~ OY 0 3 1.16
10 I
CI
12 0.35 1.30
Table
2416. Datn
for
C
far
a
= 2CP
for a =
25
values 1 2
timcs)
-
8/18/2019 Tabel Dan Grafik Gear
15/18
-
8/18/2019 Tabel Dan Grafik Gear
16/18
202
24 Worm Gcaring
Tpbls
24 .
Velocity cocfficicnt /.
=
2/(2 V: ) for km„
Cwfficientr accotding to
GM
124141; far largcr co ns trudon sizcs probably t m unfavourable (sufficicnl nurnber
af
tertr not available).
Tablc 2419. Coefficient V. far N..... for iefercncc time h = h (100/a) (Yk/ ) n hours
Tablc 24/11. Coefficient
and
J
for NJN2
Table 24/10. Coefficieni .vk for N
~ i ~ .4/19. Total cfficicncy
q for
E-worrn drives
ac
Fig. 24/20. Total efficicncy for H-worni drives
ac
~ ~ ~ d i n go Table 24/13.
cording 10 Table 24/13.
~ o t t c d undlc of lincs- recorded exarnple Tor n,= IWO.
=
200, and i 10.
U/rnin
= rpm
Blower
without
With
n.
I 0 1 200 400 G00 1 600 1WO 1200 1400 1GOO 2000 2500
1
3000 1 3500 4000
1 Ol 1.03 1 06 1 09 1 1 1 1 1 42 1 58 177 1 98 2.20
I
I1 03 08 1.16 135 1.35
1
1
2 .
2.45 I2:95 3 48
-
8/18/2019 Tabel Dan Grafik Gear
17/18
24.16
Tables and Diagram s
203
... .
Tablc
24/11
Rcsults af comparison tcrtr with
E w o m
drive,
G-
and H-w arm drive under snme operational conditions with
the best design: Axial distance 178 mm according to 124121
E =
lvolute w om G
=
glaboii
worm
(cone worm), H
=
ollovr flank worm (Cavex)
Dimension Flank limit
z /z
-
Objestianr
24,4 91,O
1 pit
24,9 91.5 without
29.7 91.3
light grooves
Tablc 24/13. Exampler for E- and H-worm dnves derircd in the best way. r, = 40. material pairing I (Table 2415).
Calculated: total efficiency
r(
for limiting power of Ranks
N „
and
=
I; tcm pcraturc limiting power
N „
for-the model with
blowei aod for givcn
q.
For corresponding diagrams for
V
N „
a n d
see
Figs. 24/19 to 24/24
1
25
45.6 0,281 0,264 56,O ' 1.73 1.14 68.8 9,8S1 5.60 80,s 57.3
'31.6
500 49.5 0.463 i0,310 62,l
1
2.G 4 73.7
7,12 83,8 83.1 40.2
40
. .
1000 53.6
'
0,711 0,403 66.0
1
3,86 1,91 76.7 84.5 106 1 50,3
l2
1
2000 56.4 1 1.04 0.646 68,4 5.31 j 3.11 77,3 b 7
83.8 137
i
73,3
I 42,4 98.3 385 340
62,3 98.5 544 420
E
8
3
250
M O
'0, 470 10,392 75,1
1
3 , ~2. w 65.8 19,s 12,2 93,3 124 1 90,O
,500 69,4 0,793 0,505 80,9 4,92 2.82 89.5
j
29,7
j
l7,8 94,4 178 1117
20
1000 74,6 1.23 j 0,722 85,O 7,34 4.33 91.3 42,O
i
26,O 94.4 233 142
2000 78,7 180 1.32 86,8 10,2 5.42
91.2
1
55.8 38.6 94,O 300 196
I
I
250 47.7 0,307 0,274 60,2
i
1,90 1.26 75.5 1 1 7 1 87.5 70,O
I
48,7
I
500 530 0.50 0,330 68,5 3,M 1 , i l 81.3 17"
i
100 89,6 1aO
62.8
I 40+
1000 59.5 0,780 0,462 74,2 1 4,36 2.52 84.2 23.8 14,3 89,E' 132 76.0
i
2000 64,s 1 l.10 0,600 76.8 1 602
412 84.2 6
1
215 89 0 170 1%
ZOO
7 8
; I I I
91,s
,
33,4 20 3
93.1 50.5
1
27.1
94,l 69,5 38,s
94.2 90,4 59.4
88,4
/
22,4 i 1 5 , ~
90.7 342 20.1
92,O 1 47,s
1
28.7
922
i
60.7 j 43.7
81,O
i
15.3
j
9,20
84,s 22,5
i
12,2
86.5 31.9 16,8
86,8 1 41.9 25,9
l
,
-
1 l0
3
1
20
I
l
250
500
1000
2000
250
500
1000
2 c 0
250
5(M
i
2000
n
-
50 n m
dm
-
23mm
L
1
P H P
82,2 / 0'769 10,809
84.3 1.31 0,991
86,5 12,09 1,39
67.5 3,14 2.28
56,O
0,53
C
0,577
77,s
0,91 j0.701
80.5 1.46
1
0,963
82,3 2,19 1.59
62,O 0,378
;
0,380
65,i 0,636 0,432
69.2 1.01 i0,630
71,6 1.51
o,i
100
1 4 0
Nxr XI
1x1 1 [HP] i
[HP)
%,8
1
211
95
295
5,9 386
95,7 473 277
93.4
94,s
94,7
94,s
89,O
90.9
I
100
12
I
1
87.0 5,28 1 :,E0
8.42 5.10
9.4
1 I
08
1 2 3 7,15
91.5
17.4
1
1 1 s
40 . 90,o
200
1 113
266
149
333
1
216
.
92,O
1
55,2
132 1 71.5
81,8 3.51
@,2 1 5,71
872 8,66
88,3 1 12,2
71.2
j
2,42
76,l 3,86
79,O 5.78
80,i 8,03
9i,2 176
1
8 9 3
90.9 I224 130
2,i4
.
3,62
5,W
8,45
1,74
2.26
3,13
5,13
-
8/18/2019 Tabel Dan Grafik Gear
18/18
Fig 24121
Fig
N 2 2
Fig.
24/21 and 24/22. Limibg powcrs
N
and
N for E worm r i ve suording to
Table
24/13
oacd bundlc
of
in r ecorded u m p l c
or n
1000 200 and
10
PS
HP; V/min rpm.
top related