基础尺寸  m＝0.75mm                                                                 单位：mm

基准

直径

齿数

节圆

直径

基圆

直径

变位量

齿槽

齿厚

内花键直径

外花键直径

齿根圆

直径

齿根圆

直径

偏差

齿  根

成形圆

直径

顶圆

直径

顶圆

直径

齿  根

成形圆

直径

齿根圆

直径

齿根圆

直径

偏差

d_B

z

d

d_b

x₁·m

e₂＝s₁

d_f2

A_df2

d_Ff2

min.

d_a2

d_a1

d_Ff1

max.

d_f1

A_df1

6

6

4.50

3.897

0.3375

1.568

6

0.24

5.90

4.5

5.85

4.45

4.35

-0.46

7

8

6.00

5.196

0.0875

1.279

7

0.24

6.90

5.5

6.85

5.45

5.35

-0.46

8

9

6.75

5.846

0.2125

1.423

8

0.24

7.90

6.5

7.85

6.45

6.35

-0.46

9

10

7.50

6.495

0.3375

1.568

9

0.24

8.90

7.5

8.85

7.45

7.35

-0.46

10

12

9.00

7.794

0.0875

1.279

10

0.24

9.90

8.5

9.85

8.45

8.35

-0.46

11

13

9.75

8.444

0.2125

1.423

11

0.24

10.90

9.5

10.85

9.45

9.35

-0.46

12

14

10.50

9.093

0.3375

1.568

12

0.24

11.90

10.5

11.85

10.45

10.35

-0.46

13

16

12.00

10.392

0.0875

1.279

13

0.25

12.91

11.5

12.85

11.44

11.35

-0.50

14

17

12.75

11.042

0.2125

1.423

14

0.25

13.91

12.5

13.85

12.44

12.35

-0.50

15

18

13.50

11.691

0.3375

1.568

15

0.25

14.91

13.5

14.85

13.44

13.35

-0.50

16

20

15.00

12.990

0.0875

1.279

16

0.25

15.91

14.5

15.85

14.44

14.35

-0.50

17

21

15.75

13.640

0.2125

1.423

17

00.25

16.91

15.5

16.85

15.44

15.35

-0.50

18

22

16.50

14.289

0.3375

1.568

18

0.25

17.91

16.5

17.85

16.44

16.35

-0.50

19

24

18.00

15.588

0.0875

1.279

19

0.25

18.91

17.5

18.85

17.44

17.35

-0.50

20

25

18.75

16.238

0.2125

1.423

20

0.25

19.91

18.5

19.85

18.44

18.35

-0.50

21

26

19.50

16.887

0.3375

1.568

21

0.25

20.91

19.5

20.85

19.44

19.35

-0.50

22

28

21.00

18.187

0.0875

1.279

22

0.25

21.91

20.5

21.85

20.44

20.35

-0.50

23

29

21.75

18.836

0.2125

1.423

23

0.25

22.91

21.5

22.85

21.44

21.35

-0.50

24

30

22.50

19.486

0.3375

1.568

24

0.25

23.91

22.5

23.85

22.44

22.35

-0.50

25

32

24.00

20.785

0.0875

1.279

25

0.25

24.91

23.5

24.85

23.44

23.35

-0.50

26

33

24.75

21.434

0.2125

1.423

26

0.26

25.91

24.5

25.85

24.44

24.35

-0.54

27

34

25.50

22.084

0.3375

1.568

27

0.26

26.91

25.5

26.85

25.44

25.35

-0.54

28

36

27.00

23.383

0.0875

1.279

28

0.26

27.91

26.5

27.85

26.44

26.35

-0.54

29

37

27.75

24.032

0.2125

1.423

29

0.26

28.91

27.5

28.85

27.44

27.35

-0.54

30

38

28.50

24.682

0.3375

1.568

30

0.26

29.91

28.5

29.85

28.44

28.35

-0.54

31

40

30.00

25.981

0.0875

1.279

31

0.26

30.91

29.5

30.85

29.44

29.35

-0.54

32

41

30.75

26.630

0.2125

1.423

32

0.26

31.91

30.5

31.85

30.44

30.35

-0.54

33

42

31.50

27.280

0.3375

1.568

33

0.26

32.91

31.5

32.85

31.44

31.35

-0.54

34

44

33.00

28.579

0.0875

1.279

34

0.26

33.91

32.5

33.85

32.44

32.35

-0.54

35

45

33.75

29.228

0.2125

1.423

35

0.26

34.91

33.5

34.85

33.44

33.35

-0.54

36

46

34.50

29.878

0.3375

1.568

36

0.26

35.91

34.5

35.85

34.44

34.35

-0.54

37

48

36.00

31.177

0.0875

1.279

37

0.26

36.91

35.5

36.85

35.44

35.35

-0.54

38

49

36.75

31.826

0.2125

1.423

38

0.26

37.91

36.5

37.85

36.44

36.35

-0.54

39

50

37.50

32.476

0.3375

1.568

39

0.26

38.91

37.5

38.85

37.44

37.35

-0.54

40

52

39.00

33.775

0.0875

1.279

40

0.26

39.91

38.5

39.85

38.44

38.35

-0.54

42

54

40.50

35.074

0.3375

1.568

42

0.26

41.91

40.5

41.85

40.44

40.35

-0.54

45

58

43.50

37.672

0.3375

1.568

45

0.26

44.91

43.5

44.85

43.44

43.35

-0.54

47

60

45.00

38.971

0.5875

1.856

47

0.26

46.91

45.5

46.85

45.44

45.35

-0.54

48

62

46.50

40.270

0.3375

1.568

48

0.26

47.91

46.5

47.85

46.44

46.35

-0.54

50

64

48.00

41.569

0.5875

1.856

50

0.26

49.91

48.5

49.85

48.44

48.35

-0.54

52

68

51.00

44.167

0.0875

1.279

52

0.27

51.92

50.5

51.85

50.43

50.35

-0.58

55

72

54.00

46.765

0.0875

1.279

55

0.27

54.92

53.5

54.85

53.43

53.35

-0.58