试验尺寸  m＝2.5mm                                                                单位：mm

基准

直径

齿数

内花键量距

外花键量距

量规

直径

棒间距

棒间距

偏差

量规

直径

跨棒距

跨棒距

偏差

测量

系数

d_B

z

D_M

M₂

A*_M2

D_M

M₁

A*_M1

k

W_k

20

6

4.5

10.551

1.71

9.0

33.258

1.03

2

12.026

22

7

4.5

12.105

1.85

7.0

30.558

1.08

2

11.892

25

8

4.5

15.552

1.72

7.0

34.113

1.13

2 ^a

12.259

28

10

4.25

19.115

2.30

5.0

33.006

1.37

2

11.491

30

10

4.5

20.552

1.72

6.5

38.151

1.19

3 ^a

19.293

32

11

4.5

22.265

1.81

6.0

38.835

1.23

3

19.159

35

12

4.5

25.552

1.72

6.0

42.093

1.25

3

19.526

37

13

4.5

27.308

1.80

5.5

42.764

1.30

3

19.392

38

14

4.5

28.316

2.26

5.0

43.096

1.43

3

18.759

40

14

4.5

30.552

1.72

6.0

47.204

1.28

3 ^a

19.759

42

15

4.5

32.340

1.79

5.5

47.881

1.33

3 ^a

19.625

45

16

4.5

35.552

1.73

5.5

51.035

1.33

4 ^a

26.793

47

17

4.5

37.365

1.78

5.5

52.974

1.36

4

26.659

48

18

4.5

38.387

2.07

5.0

53.156

1.47

4 ^a

26.026

50

18

4.5

40.552

1.73

5.5

56.100

1.36

4

27.026

52

19

4.5

42.384

1.78

5.5

58.052

1.38

4

26.892

55

20

4.5

45.552

1.73

5.5

61.157

1.38

4 ^a

27.259

58

22

4.5

48.424

1.99

5.0

63.198

1.51

4

26.491

60

22

4.5

50.552

1.73

5.5

66.206

1.40

5

34.293

62

23

4.5

52.413

1.77

5.0

66.846

1.45

5

34.159

65

24

4.5

55.552

1.73

5.0

69.924

1.44

5

34.526

68

26

4.5

58.448

1.94

5.0

73.329

1.53

5

33.759

70

26

4.5

60.552

1.73

5.0

74.954

1.46

5 ^a

34.759

72

27

4.5

62.434

1.77

5.0

76.920

1.48

5 ^a

34.625

75

28

4.5

65.552

1.73

5.0

79.980

1.47

6

41.793

78

30

4.5

68.464

1.90

5.0

83.253

1.55

6 ^a

41.026

80

30

4.5

70.552

1.73

5.0

85.004

1.48

6

42.026

82

31

4.5

72.449

1.76

5.0

86.978

1.50

6

41.892

85

32

4.5

75.552

1.73

5.0

90.026

1.49

6 ^a

42.259

88

34

4.5

78.476

1.88

5.0

93.272

1.57

6

41.491

90

34

4.5

80.552

1.73

5.0

95.045

1.50

7

49.293

92

35

4.5

82.461

1.76

5.0

97.024

1.52

7

49.159

95

36

4.5

85.552

1.73

5.0

100.063

1.51

7

49.526

98

38

4.5

88.485

1.86

5.0

103.288

1.58

7

48.759

100

38

4.5

90.552

1.73

5.0

105.079

1.52

7 ^a

49.759

105

40

4.5

95.552

1.73

5.0

110.094

1.53

8

56.793

110

42

4.5

100.552

1.73

5.0

115.108

1.54

8

57.026

120

46

4.5

110.552

1.73

5.0

125.132

1.55

9

64.293

130

50

4.5

120.552

1.73

5.0

135.153

1.56

9 ^a

64.759

140

54

4.5

130.552

1.73

5.0

145.172

1.57

10

72.026

150

58

4.5

140.552

1.73

5.0

155.188

1.58

11

79.293