液压活塞杆动密封沟槽尺寸(GB/T 3452.32005)                  mm

b10d4d9

说明:

1d1—— O 形圈内径,mm

d2—— O 形圈截面直径,mm

2bb1b2Zr1r2尺寸见表受外部压力的轴向密封沟槽尺寸中表2

3.沟槽及配合表面的表面粗糙度见表沟槽和配合偶件表面的表面粗糙度

d5

f7

d10

H8

d6

H9

d1

d5

f7

d10

H8

d6

H9

d1

d5

f7

d10

H8

d6

H9

d1

d21.8

d22.65

d23.55

3

5.7

3.15

33

37.1

33.5

34.5

35.5

36.5

37.5

38.7

46

51.7

47.5

48.7

48.7

50

51.5

53

53

54.5

56

56

58

58

60

60

61.5

61.5

63

65

65

67

67

69

69

71

71

73

73

75

75

77.5

77.5

77.5

80

80

82.5

4

6.7

4

34

38.1

47

52.7

5

7.7

5.15

6

7.1

8

9

10

11.2

12.1

13.2

14

15

16

17

35

39.1

48

53.7

6

8.7

36

40.1

49

54.7

7

9.7

37

41.1

50

55.7

8

10.7

38

42.1

51

56.7

9

11.7

d23.55

52

57.7

10

12.7

18

23.7

18

19

20.6

21.2

22.4

23.6

24.3

25

26.5

27.3

28

30

31.5

31.5

32.5

33.5

34.5

35.5

36.5

37.5

38.7

40

41.2

42.5

42.5

43.7

45

46.2

53

58.7

11

13.7

19

24.7

54

59.7

12

14.7

20

25.7

55

60.7

13

15.7

21

26.7

56

61.7

14

16.7

22

27.7

57

62.7

15

17.7

23

28.7

58

63.7

16

18.7

24

29.7

59

64.7

17

19.7

25

30.7

60

65.7

d22.65

26

31.7

61

66.7

14

18.1

14

15

16

17

18

19

20

21.2

22.4

23.6

24.3

25

26.5

27.3

28

30

30

31.5

32.5

27

32.7

62

67.7

15

19.1

28

33.7

63

68.7

16

20.1

29

34.7

64

69.7

17

21.1

30

35.7

65

70.7

18

22.1

31

36.7

66

71.7

19

23.1

32

37.7

67

72.7

20

24.1

33

38.7

68

73.7

21

25.1

34

39.7

69

74.7

22

26.1

35

40.7

70

75.7

23

27.1

36

41.7

71

76.7

24

28.1

37

42.7

72

77.7

25

29.1

38

43.7

73

78.7

26

30.1

39

44.7

74

79.7

27

31.1

40

45.7

75

80.7

28

32.1

41

46.7

76

81.7

29

33.1

42

47.7

77

82.7

30

34.1

43

48.7

78

83.7

31

35.1

44

49.7

79

84.7

32

36.1

45

50.7

80

85.7

d5

f7

d10

H8

d6

H9

d1

d5

f7

d10

H8

d6

H9

d1

d5

f7

d10

H8

d6

H9

d1

d23.55

d25.3

d25.3

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

86.7

87.7

88.7

89.7

90.7

91.7

92.7

93.7

94.7

95.7

96.7

97.7

98.7

99.7

100.7

101.7

102.7

103.7

104.7

105.7

106.7

107.7

108.7

109.7

110.7

111.7

112.7

113.7

114.7

115.7

116.7

117.7

118.7

119.7

120.7

121.7

122.7

123.7

124.7

125.7

126.7

127.7

128.7

129.7

130.7

82.5

82.5

85

85

85

87.5

87.5

90

90

92

92

92.5

95

95

97.5

97.5

97.5

100

100

103

103

103

106

106

106

109

109

109

112

112

115

115

115

115

118

118

118

122

122

122

122

125

125

125

128

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

82

84

85

86

88

90

92

94

95

96

98

100

47.7

48.7

49.7

50.7

51.7

52.7

53.7

54.7

55.7

56.7

57.7

58.7

59.7

60.7

61.7

62.7

63.7

64.7

65.7

66.7

67.7

68.7

69.7

70.7

71.7

72.7

73.7

74.7

75.7

76.7

77.7

78.7

79.7

80.7

81.7

82.7

83.7

84.7

85.7

86.7

87.7

88.7

90.7

92.7

93.7

94.7

96.7

98.7

100.7

102.7

103.7

104.7

106.7

108.7

40

41.2

41.2

42.5

43.7

45

45

46.2

47.5

48.7

50

51.5

51.5

53

53

54.5

56

58

58

60

60

61.5

61.5

63

65

65

67

67

69

69

71

71

73

73

75

75

77.5

77.5

77.5

80

80

82.5

82.5

85

87.5

87.5

90

92.5

95

95

97.5

97.5

100

103

102

104

105

106

108

110

112

114

115

116

118

120

125

130

135

140

145

150

155

110.7

112.7

113.7

114.7

116.7

118.7

120.7

122.7

123.7

124.7

126.7

128.7

133.7

138.7

143.7

148.7

153.7

158.7

163.7

103

106

106

109

109

112

115

115

118

118

122

122

128

132

136

142.5

147.5

152.5

157.5

d27

105

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

185

190

195

200

205

210

215

220

225

230

235

240

245

116.7

121.7

126.7

131.7

136.7

141.7

146.7

151.7

156.7

161.7

166.7

171.7

176.7

181.7

186.7

191.7

196.7

201.7

206.7

211.7

216.7

221.7

226.7

231.7

236.7

241.7

246.7

251.7

256.7

106

112

118

122

128

132

136

142.5

147.5

152.5

157.5

162.5

167.5

172.5

177.5

182.5

187.5

195

200

203

206

212

218

224

227

236

236

243

250

注:1d10d6之间的同轴度公差:直径小于等于50mm时,≤f 0.025mm;直径大于50mm时,≤f 0.05mm

2.表中规定的尺寸和公差适合于任何一种合成橡胶材料。沟槽尺寸是以硬度为70IRHD(国际橡胶硬度标准)的丁腈橡胶(NBR)为基准的。

3.在可以选用几种截面 O 形圈的情况下,应优先选用较大截面的 O 形圈。

4.粗实线框内的数据为推荐使用的密封规格。