ДСТУ ISO 10300-3:2006
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(ISO 103003:2001,
1 2 4 1 2 З? 4 5 6 7 8 9 10 11 12 13 ISO 10300 —? —? —? —? —? —? ISO 10300-1 —?
—? —? —? —? —?
CALCULATION OF LOAD CAPACITYOF BEVEL GEAR
Part3. Calculation of tooth root strength
1 2 ISO 53:1998 Cylindrical gears for general and heavy engineering — Standard’basic rack tooth profile
ISO 1122-1:1998 Vocabulary of gear terms — Part 1: Definitions related to geometry
ISO 6336-3 Calculation of load capacity of spur and helical gears — Part 3: Calculation of tooth bending strength
ISO 6336-5 Calculation of load capacity of spur and helical gears — Part 5: Strength and quality of materials
ISO 10300-1:2001 Calculation of load capacity of bevel gears — Part 1: Introduction and general influence factors
ISO 10300-2:2001 Calculation of load capacity of bevel gears — Part 2: Calculation of surface durability (Pitting).
ISO 53:1998 ISO 1122-1:1998 ISO 6336-3 ISO 6336-5 ISO 10300-1:2001 ISO 10300-2:2001 3.1 4 6 6.1 —? —? 6.2 6.2.1 O F - < O FP , (1)
6.2.2 а?) Ь?) с?) b — y Fa — y Sa — Vls — 6.2.3
V F mt ITtmt OF0-B2 =-?- —
6.3 6.3.1 ’
cr F | im — Y ST —
Sf min — Y & Y Rre | T — У? y NT — 6.3.2 OFO
7 7.1
7.3 S F n2 PF2 = 6 y Fa2= (
7.4
I _ SFn
3 A F a’
Spn
Qs = w
h Fa — PF — 200
8 8.1 Y e 0 75
Y e = 0,25 +> 0,625 ( e va
0 7S (0 75 1
Eva Eva )
8.2
8.3 Xls = Z l 2 s . (31)
( 9 9.1 9.2 V Yji,2- — ———, (32)
EnY Ov1,2 e n — X —
rmyoi,2 — ^ yj = p et cosp vb -^-, (33)
3 = £?? va n COS 4 gj=g2-4yj.
2 ,. 2
2 g?
_ 0van ^9?anyjCOS 2 p vb -b0vangj/<'sinPvb 2 3,2 z 2 + 4.0Z-;
9.4 So = ~2 • (42)
9.5
9.6 0
360
<7 0zb1,2 = gyb1,2Sin^,2 +g X b1,2COS^i,2, (56)
<7za1,2
Pzb1,2
$N1,2 = 0,5d V n1,2 sin^1,2 -Pa01,2 COSTi,2 -J7zb1,2, (58)
^N1,2 = <VyO1,2 + o,5</ vn i,2 (1 - COS+ Pa01,2 $N1,2COSTi2 - = 2,0 9 2
^N12
*N1,2 =■?“• (61)
"N1,2
1
<■?><N1,2 3$N1,2
9.7 а?) Ь?) с?) d) е?) f) h) і?) z V -/4. - N1 ’ 2 2S N12 41,2 = </"mf1,2 J <NN1,2 J
M = 0.331818 2-0,009 090 9a n ,
a n —
9.8 y K 1 ,2-— . (64)
9.9 ff'j 3 = + X Vb j2 - WetCOSpvb^PetCOSp^ +2yj)J +
■? £? Jrgfj 2 - 4/(p e t cosp vb (Rp et COSPvb - 2yj)l 3 .k=1 ’
e n = — e N =1,0. (67)
9.10 2 0
9.11 „ bp van pjcos 2 p vb
-2 . (69)
2cosp m cosp m
& 2cosp m COSPm ’
11,2 cos₽? m ’ cosp m
10 10.1 10.2 (73)
X* =1,2 3 QsT =2,5,
X
I 1 1— 1 1 I 1 1,4 1,5 1,6 1,7 1,8 1,9 2,0 2,1 2,2 2,3 2,4 2,5 2,6
10.3 11 11.1
YRreiT = = 4,299-3,259 (Rz+ 1)1/200
Yrt
11.3 Y Rre iT=1.0. (82)
12 12.1 —? —? —? —? —? —? 12.2 12.2.1 12.2.2 12.2.3 13 13.1 —? —? —? —? —? —? —? 13.2 13.3 13.3.1 13.3.2 13.3.3
1,0 Eh, IF (root) 1,0 St, NT, NV (nitr.), GG, GGG (ferr.) 1,0 NV (nitrocar.) W L < 10 3 , 1,0
1 = £?( '1,2 3/?N 1,2
2SN12
Y - ' 2SN1.2
( ( 3
An 1,2 — $N1,2 — 3 /sa "^3 Vf2 ( ( Z-, 11
0,14 0,16 0,18 0,20 0,22 0,24 0,26 0,28 0,30 0,32 0,34 0,36 0,38