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Nghiên ứu ông nghệ mài bề mặt biên dạng bánh răng trụ

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Tiêu đề Nghiên ứu ông nghệ mài bề mặt biên dạng bánh răng trụ
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Số trang 135
Dung lượng 8,76 MB

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Trang 9

 97

 99

 100 Hình 6.6 Các th  101

 115 Hình 6.17 Các  117

 119 Hình 6.19 Các  121

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 tham 

Trang 17

- dùng

Trang 18

M o

r o

N O

Trang 19

Hình 1.3 

 



-  :    tròn O,r o     0

p

o c

p

o c

Trang 21

a Modun

Modun n  

z

d p

Trang 22

 



Trang 23



r o r

t'

P O

- 2 :

2 1 1 2

1o O O o

v 

Trang 24

p M

v P1 1 1 và v P2 2O2P 

P O P

Trang 29

33 phôi quay (1 vd 

vào phôi T4

- 

                

Trang 30

 b Dao phay ngón modun

- chi 

Trang 31

- gt = Z/cos ( là góc nghiêng ch

Trang 32

xác 6, 7, 8, 9

Trang 34

D d d

cos

p

Trang 35

1  2,



Trang 36

- c

Trang 37

z i

 1

Trang 38

E H  

- 

cosW

Trang 40

-               chu

Trang 50

        



22A, 23A, 24A, 25A

Trang 56

V s s. s Trong dó: r s

s

d 



Trang 57

G



Trang 58

W V

V G

f w

d d

V i

1

Trang 59

 

tích

Trang 61

                  



n t

f f

Trang 69

2

1 1

Z

Z n n

Trang 70

2 130

1642

)(

2.2.2

mm

m f

d a

d f h a

f h a h m m f h m a f

d a

 0,9405

14,3

93 43,72

,70cos

cos 96,433,70

Trang 71

 200



Ta có: dam = da + 2.m

) ( 311 , 0 9

.

2 158 , 4

164

2

2

mm m

d d

m d

d

a am

am a

.311,0.22

14,3.9

.22

16020sin.311.0.25,02.020cos.14,3

16020sin.311.0.25,03.020cos.14,3

Trang 72



- 



Trang 75

r x x

r M

r x x r M

sin.sin

R

R x x

arccos1

2

R

R R

)(

2.2

Z

m S

Z tg Z

14 20 0311 , 0 2 14

Trang 76

r x

r

r tg

c c

tg Z

m c

S

Z tg Z

2

r x

r

r tg

c c

tg Z

m c

S

Z tg Z

2

r x

r

r tg

x r y

x r

r x

r

r tg

x r x

0arccos0

arccos6913

,0cos

0arccos0

arccos6913

,0sin

Trang 77

x r

r x

r

r tg

x

r

y

x r

r x

r

r tg

arccos6913

,0cos

0arccos0

arccos6913

,0sin

Trang 82

 -30BC

4 5 8

2

10 11 12

13 14

3 6

Trang 83

 

6 4

9 10 11

Trang 84

7 8

1 W

Trang 87

V d d n d 37.79m/s

60

1000.220.3282

14

31000

Trang 91

i

n i

n i

n i

n

i i

i

x x

n

y x x x

y a

1

2 1 2

2 0

n

i

n i

n i

n

i i

i

x x

n

y x y

x

n a

1

2 1 2

x S

y S

)996,17(272.46.7

)448,22.(

966,17)272,46(821,

)966,17(272,46.7

)821,8.(

966,17)448,22.(

77(2,5666)

272

2)26,1(7349,

0296,0.1903

Trang 93

Suy ra: y = b0 + b1.x1 + b2.x2 (5.1)

1 , x2 

0 , b1 , b2  [X].[B]=[Y] [X]T.[X].[B]= [X]T.[Y]

T-1 [X]T.[Y]

Trang 94

x x

x x X

3j

31

2j

21 1

1j

11 1]

j 2

1 ]

0][

b B

A A

 : h f 0,032.37,790,75.S0,088.t0,828

Trang 99



Trang 100



Trang 101



Trang 102

 1



Trang 103



Trang 104



Trang 105



Trang 106



Trang 107



Trang 109

31000.60

Trang 110

-  

- 

-Ewme +Ewmi ;

Trang 112

i i

x

f s

n i i

Trang 113

-0.01 0.01 0.00 8 2.5 20 50

  2f = 178 Ghi chú a = - 0.05, c = 0.02

X 

mm f

bf c a

bf

f f

b c

s

i

i i

24

5824

17802

2 2

0.24.0,02

4,0

4.0

Trang 114

 X ± 2s ,103

025,0

02,0.24.054,0.054

Trang 115

Theo max = 0.038, Xmin -= 

max - Xmin = 0.038 - (- 

 0.02

5

097

Trang 116

X 

mm f

bf c a

bf

f f

b c

s

i

i i

24

5224

14002

2 2

Trang 117

242,0.242

02,0.24.054,0.054

Trang 119

bf c a

24

7402.007.0

Trang 120

mm f

f

b f

f b c

s

i

i i

24

7424

28602

2 2 2

02,0.24.242,0.242

s

c n

f s

031,

0.24.0,02

054,0.054

Trang 123

d ab    

 ra = 82mm

0 = rb = 67.657 mm

Trang 131

- 0.1430

- Trong quá trình 

0.099Z10.96  0 086  Z4   0 037

0.102Z8 0.1  0 105  Z12  0 059

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