直廓环面蜗杆和蜗轮的公差及极限偏差
|
序号
|
名称
|
代号
|
中心距/mm
|
||||||||||||
|
80～160
|
＞160～315
|
＞315～630
|
＞630～1250
|
||||||||||||
|
精度等级
|
|||||||||||||||
|
6
|
7
|
8
|
6
|
7
|
8
|
6
|
7
|
8
|
6
|
7
|
8
|
||||
|
1
|
蜗杆螺旋线公差
|
fhL
|
34
|
51
|
68
|
51
|
68
|
85
|
68
|
102
|
119
|
27
|
153
|
187
|
|
|
2
|
蜗杆一转螺旋线公差
|
fh
|
15
|
22
|
30
|
21
|
30
|
37
|
30
|
45
|
53
|
45
|
60
|
68
|
|
|
3
|
蜗杆分度误差
|
z2/z1≠整数
|
fz1
|
20
|
30
|
40
|
28
|
40
|
50
|
40
|
60
|
70
|
60
|
80
|
90
|
|
z2/z1=数
|
25
|
37
|
50
|
35
|
50
|
62
|
50
|
75
|
87
|
75
|
100
|
112
|
|||
|
4
|
蜗杆圆周齿距极限偏差
|
fpx
|
±10
|
±15
|
±20
|
±14
|
±20
|
±25
|
±20
|
±30
|
±35
|
±30
|
±40
|
±45
|
|
|
5
|
蜗杆圆周齿距累积公差
|
fpx
|
20
|
30
|
40
|
30
|
40
|
50
|
40
|
60
|
70
|
75
|
90
|
110
|
|
|
6
|
蜗杆齿形公差
|
ff1
|
14
|
22
|
32
|
19
|
28
|
40
|
25
|
36
|
53
|
36
|
53
|
75
|
|
|
7
|
蜗杆径向跳动公差
|
Fr
|
10
|
15
|
25
|
15
|
20
|
30
|
20
|
25
|
35
|
25
|
35
|
50
|
|
|
8
|
蜗杆法向弦齿厚上偏差
|
Ess1
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
|
|
9
|
蜗杆法向弦齿
厚下偏差
|
双向回转
|
Esi1
|
35
|
50
|
75
|
60
|
100
|
150
|
90
|
140
|
200
|
140
|
200
|
250
|
|
单向回转
|
70
|
100
|
150
|
120
|
200
|
300
|
180
|
200
|
400
|
280
|
350
|
450
|
|||
|
10
|
蜗轮齿距累积公差
|
fp
|
67
|
90
|
125
|
90
|
135
|
202
|
135
|
180
|
247
|
180
|
270
|
360
|
|
|
11
|
蜗轮齿圈径向跳动公差
|
Fr
|
40
|
56
|
71
|
50
|
71
|
90
|
63
|
90
|
112
|
80
|
112
|
140
|
|
|
12
|
蜗轮齿距极限偏差
|
±fPt
|
15
|
20
|
25
|
20
|
30
|
45
|
30
|
40
|
55
|
40
|
60
|
8
|
|
|
13
|
蜗轮齿形公差
|
ff2
|
14
|
22
|
32
|
19
|
28
|
40
|
25
|
36
|
53
|
36
|
53
|
75
|
|
|
14
|
蜗轮法向弦齿厚上偏差
|
Ess2
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
|
|
15
|
蜗杆法向弦齿厚下偏差
|
Esi2
|
75
|
100
|
150
|
100
|
150
|
200
|
150
|
200
|
280
|
220
|
300
|
400
|
|
上一页：
下一页：
