螺纹尺寸
|
45型滚丝轮
|
54型滚丝轮
|
75型滚丝轮
|
||||
直径
|
螺距
|
中径
|
宽度
|
中径
|
宽度
|
中径
|
宽度
|
3.0
(3.5)
4.0
(4.5)
5.0
|
0.5
0.6
0.7
0.75
0.8
|
144.450
143.060
141.800
140.455
143.360
|
30
|
144.450
143.060
141.800
140.455
143.360
|
30
|
-
|
-
|
6.0
8.0
|
1.0
1.25
|
144.450
143.760
|
30,40
|
144.450
143.760
|
30,40
|
176.500
|
45
|
165.324
|
60,70
|
||||||
10.0
12.0
|
1.5
1.75
|
144.416
141.219
|
40.50
|
144.416
141.219
|
40,50
|
171.494
|
|
173.808
|
|||||||
(14.0)
16.0
(18.0)
20.0
(22.0)
|
2.0
2.0
2.5
2.5
2.5
|
139.711
147.010
147.384
147.008
142.632
|
40,60
|
152.412
147.010
|
50,70
|
177.814
176.412
|
|
147.384
147.008
142.632
|
60,80
|
180.136
183.760
183.384
|
|||||
24.0
(27.0)
30.0
(33.0)
36.0
(39.0)
42.0
|
3
3
3.5
3.5
4.0
4.0
4.5
|
-
|
-
|
154.357
150.306
|
70,90
|
176.408
175.357
|
70,80
|
138.635
153.635
133.608
145.608
|
80,100
|
194.089
184.362
167.010
182.010
193.385
|
|||||
滚丝轮的精度等级
|
1级
|
2级
|
3级
|
适宜加工的外螺纹公差等级
|
4,5级
|
5,6级
|
6,7级
|
注,456、54型、75型的内孔分别是45mm、54mm和75mm。
螺纹尺寸
|
45型滚丝轮
|
54型滚丝轮
|
75型滚丝轮
|
||||
直径
|
螺距
|
中径
|
宽度
|
中径
|
宽度
|
中径
|
宽度
|
8.0
10.0
12.0
14.0
16.0
|
1.0
|
147.000
149.600
147.550
146.850
138.150
|
30,40
|
147.000
|
30,40
|
169.050 |
45
|
40,50
|
149.600
147.550
|
40,50
|
168.300 |
50,60
|
|||
170.250 | |||||||
50,70
|
146.850
153.500
|
50,70
|
173.550 | ||||
168.850 | |||||||
10.0
12.0
14.0
|
1.25
|
147.008
145.444
145.068
|
40,50
|
147.008
145.444
|
40,50
|
174.572
179.008
|
45,50
|
50,70
|
145.068
|
50,70
|
171.444
|
||||
12.0
14.0
16.0
|
1.5
|
143.338
143.286
150.260
|
40,50
|
143.338
|
40,50
|
176.416
|
45,50
|
143.286
150.060
|
50,70
|
182.364
180.312
|
|||||
18.0
20.0
22.0
24.0
27.0
|
1.5
|
136.208
133.182
147.182
138.156
130.130
|
50,70
|
136.208
152.208
147.182
138.156
130.130
|
60,80
|
170.260
171.234
189.234
184.2008
182.182
|
60,70
|
70,90
|
|||||||
30.0
33.0
36.0
39.0
42.0
45.0
|
1.5
|
145.130
|
50,70
|
145.130
128.104
140.104
152.104
123.078
132.078
|
80,100
|
174.156
192.156
175.130
190.130
164.104
176.104
|
70,80
|
128.104
|
|||||||
140.104
|
|||||||
114.078
|
|||||||
-
|
|||||||
-
|
|||||||
18.0
20.0
22.0
24.0
27.0
|
2.0
|
150.309
149.608
144.907
136.206
128.505
|
40,60
|
150.309
149.608
144.907
136.206
128.505
|
60,80
|
183.711
187.010
186.309
|
50,60
|
70,90
|
181.608
179.907
|
||||||
30.0
33.0
36.0
39.0
|
2.0
|
143.505
126.804
138.804
113.103
|
40,60
|
143.505
126.804
138.804
150.804
|
80,100
|
172.206
|
50,60
|
192.206
173.505
188.505
|
60,70
|
||||||
42.0
45.0
|
2.0
|
-
|
-
|
122.103
131.103
|
80,100
|
162.804
174.804
|
70,80
|
36.0
39.0
42.0
45.0
|
3.0
|
-
|
-
|
136.204
148.204
120.153
129.153
|
80,100
|
170.255
185.255
200.255
172.204
|
90,100
|
滚丝轮的精度等级
|
1级
|
2级
|
3级
|
适宜加工的外螺纹公差等级
|
4,5级
|
5,6级
|
6,7级
|
注:45型、854型、75型的内孔分别是45mm、54mm和75mm。
螺纹直径
|
搓丝板长度
|
搓丝板高
|
粗牙普通螺纹搓丝板
|
细牙普通螺纹搓丝板
|
|||
活动
|
固定
|
螺距
|
宽度
|
螺距
|
宽度
|
||
1.0
|
50.0
|
|
20
|
0.25
|
15,20
|
0.2
|
15,20
|
1.1
|
|||||||
1.2
|
|||||||
1.4
|
60.0
|
|
25
|
0.30
|
20,25
|
0.2
|
20,25
|
1.6
|
0.35
|
||||||
1.8
|
|||||||
2.0
|
70.0
|
65.0
|
25
|
0.40
|
20,25,30,40
|
0.25
|
25,30,40
|
2.2
|
0.45
|
||||||
2.5
|
0.35
|
||||||
3.0
3.5
4.0
|
85.0
|
78.0
|
25
|
0.5
|
20,25,30,40,50
|
0.35
|
30,40
|
-
|
-
|
||||||
0.7
|
30,40,50
|
0.5
|
|||||
5.0
6.0
|
125.0
|
110.0
|
25
|
0.8
|
40,50,60
|
0.5
|
40,50
|
1.0
|
0.75
|
40,50,60
|
|||||
8.0
|
170.0
|
150.0
|
30
|
1.25
|
50,60,70
|
1.0
|
50,60,70
|
10.0
|
1.5
|
||||||
12.0
|
220.0
|
200.0
|
40
|
1.75
|
1.25
|
||
14.0
|
250.0
|
230.0
|
45
|
2.0
|
60,70,80
|
1.5
|
60,70,80
|
16.0
|
(220.0)
|
(200.0)
|
|||||
18.0
20.0
|
310.0
|
285.0
|
50
|
2.5
|
70,80
|
1.5
|
70,80
|
22.0
21.0
|
400.0
|
375.0
|
80,100
|
1.5
|
80,100
|
||
3.0
|
2.0
|
搓丝板适宜加工的螺纹/mm
|
||||||||||
粗牙
|
公称直径
|
1,1.1,1.2
|
1.4
|
1.6,1.8
|
2
|
2.2,2.5
|
3
|
3.5
|
4
|
4.5
|
螺距
|
0.25
|
0.3
|
0.35
|
0.4
|
0.45
|
0.5
|
0.6
|
0.7
|
0.8
|
|
公称直径
|
5
|
6
|
8
|
10
|
12
|
14,16
|
18,20,22
|
24
|
||
螺距
|
0.8
|
1.0
|
1.25
|
1.5
|
1.75
|
2.0
|
2.5
|
3.0
|
||
细牙
|
公称直径
|
1,1.1,1.2,1.4,1.6,1.8
|
2.0,2.2
|
2.5,3.0,3.5
|
4.0,5.0
|
|||||
螺距
|
0.2
|
0.25
|
0.35
|
0.5
|
||||||
公称直径
|
6.0
|
8.0,10
|
12
|
12,14,16,18,20,22
|
24
|
|||||
螺距
|
0.75
|
1.0
|
1.25
|
1.5
|
20
|
代号NPT
|
每英寸牙数
|
螺距P
|
LD
|
LG
|
B
|
H
|
参考值
|
||||||||
基本尺寸
|
极限偏差
|
基本尺寸
|
极限偏差
|
基本尺寸
|
极限偏差
|
基本尺寸
|
极限偏差
|
φ
|
f
|
l
|
a
|
κr
|
|||
1/16
1/8
|
27
|
0.941
|
170
|
0
-1.00
|
150
|
0
1.00
|
50
|
0
-0.062
|
30
|
0
-0.52
|
2º24’05”
|
1.5
|
25.2
|
0.66
|
1º33’
|
210
|
190
|
55
|
1º48’29”
|
||||||||||||
1/4
|
18
|
1.411
|
220
|
0
-1.15
|
200
|
0
1.15
|
60
|
0
-0.74
|
40
|
0
-0.62
|
2º03’30”
|
2.0
|
37.8
|
0.99
|
|
3/8
|
250
|
230
|
1º55’05”
|
||||||||||||
1/2
|
14
|
1.814
|
310
|
285
|
0
1.30
|
70
|
45
|
1º40’37”
|
2.5
|
48.5
|
1.27
|
||||
3/4
|
400
|
0
-1.30
|
375
|
80
|
1º19’01”
|