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CYJ提供的滚针品种全、规格多,材料由轴承钢制造,硬度HRC60~64,表面粗糙度Ra不大于0.2。
圆柱滚子尺寸范围:Dw:3~30,Lw:5~50;材料由GCr15钢(轴承钢)制造的,其硬度为HRC60~64;表面粗糙度Ra不大于0.2我还大量生产活塞销、曲柄销及其它销子,一般用Gcr15钢(轴承钢)制造,其精度、表面硬度和粗糙度等均符合有关行业标准,或满足用户要求。
主要结构形式:
轴承代号 |
结构特点 |
Dw X Lw |
圆头滚针 |
PDw X Lw |
平头滚针 |
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产品参数:点击查看 |
公差等级 |
分组批直径变动量 VDWL最大 |
优先分组平均直径DWMP的上下偏差 |
圆形偏差最大 |
直径变动量VDWL最大 |
长度公差 |
G2 |
2 |
0/-2,-1/-3,-2/-4,-3/-5,-4/-6,-5/-7,-6/-8,-7/-9,-8/-10 |
1 |
1 |
h13 |
G3 |
3 |
0/-3,-1.5/-4.5,-3/-6,-4.5/-7.5,-6/-9,-7/-10 |
1.5 |
1.5 |
G5 |
5 |
0/-5,-3/-8,-5/-10 |
2.5 |
2.5 |
滚针代号 Needle roller Designation |
近似重量 Mass Approx
每1000件 per1000pcs |
外形尺寸 Boundary Dimensions |
DW |
LW |
kg |
mm |
1×5.8 |
0.034 |
1 |
5.8 |
1×6.8 |
0.042 |
1 |
6.8 |
1×7.8 |
0.047 |
1 |
7.8 |
1×9.8 |
0.059 |
1 |
9.8 |
1.5×5.8 |
0.08 |
1.5 |
5.8 |
1.5×6.8 |
0.094 |
1.5 |
6.8 |
1.5×7.8 |
0.108 |
1.5 |
7.8 |
1.5×9.8 |
0.136 |
1.5 |
9.8 |
1.5×11.8 |
0.164 |
1.5 |
11.8 |
1.5×13.8 |
0.191 |
1.5 |
13.8 |
2×6.3 |
0.14 |
2 |
6.3 |
2×7.8 |
0.19 |
2 |
7.8 |
2×9.8 |
0.24 |
2 |
9.8 |
2×11.8 |
0.29 |
2 |
11.8 |
2×13.8 |
0.34 |
2 |
13.8 |
2×15.8 |
0.39 |
2 |
15.8 |
2×17.8 |
0.44 |
2 |
17.8 |
2×19.8 |
0.49 |
2 |
19.8 |
2×21.8 |
0.54 |
2 |
21.8 |
2.5×7.8 |
0.3 |
2.5 |
7.8 |
2.5×9.8 |
0.38 |
2.5 |
9.8 |
2.5×11.8 |
0.45 |
2.5 |
11.8 |
2.5×13.8 |
0.53 |
2.5 |
13.8 |
2.5×15.8 |
0.61 |
2.5 |
15.8 |
2.5×17.8 |
0.69 |
2.5 |
17.8 |
2.5×19.8 |
0.76 |
2.5 |
19.8 |
2.5×21.8 |
0.84 |
2.5 |
21.8 |
2.5×23.8 |
0.92 |
2.5 |
23.8 |
3×9.8 |
0.54 |
3 |
9.8 |
3×11.8 |
0.65 |
3 |
11.8 |
3×13.8 |
0.76 |
3 |
13.8 |
3×15.8 |
0.87 |
3 |
15.8 |
3×17.8 |
0.99 |
3 |
17.8 |
3×19.8 |
1.1 |
3 |
19.8 |
3×21.8 |
1.21 |
3 |
21.8 |
3×23.8 |
1.32 |
3 |
23.8 |
3×25.8 |
1.43 |
3 |
25.8 |
3×27.8 |
1.54 |
3 |
27.8 |
3×29.8 |
1.61 |
3 |
29.8 |
3.5×11.8 |
0.91 |
3.5 |
11.8 |
3.5×13.8 |
1.05 |
3.5 |
13.8 |
3.5×15.8 |
1.19 |
3.5 |
15.8 |
3.5×17.8 |
1.35 |
3.5 |
17.8 |
3.5×19.8 |
1.51 |
3.5 |
19.8 |
3.5×21.8 |
1.67 |
3.5 |
21.8 |
3.5×23.8 |
1.85 |
3.5 |
23.8 |
3.5×5.8 |
1.96 |
3.5 |
25.8 |
3.5×27.8 |
2.1 |
3.5 |
27.8 |
3.5×29.8 |
2.25 |
3.5 |
29.8 |
3.5×34.8 |
2.65 |
3.5 |
34.8 |
4×15.8 |
1.55 |
4 |
15.8 |
4×17.8 |
1.75 |
4 |
17.8 |
4×19.8 |
1.95 |
4 |
19.8 |
4×21.8 |
2.14 |
4 |
21.8 |
4×23.8 |
2.33 |
4 |
23.8 |
4×25.8 |
2.53 |
4 |
25.8 |
4×27.8 |
2.62 |
4 |
27.8 |
4×29.8 |
2.95 |
4 |
29.8 |
4×34.8 |
3.4 |
4 |
34.8 |
4×39.8 |
3.9 |
4 |
39.8 |
5×19.8 |
3.03 |
5 |
19.8 |
5×21.8 |
3.36 |
5 |
21.8 |
5×23.8 |
3.58 |
5 |
23.8 |
5×25.8 |
3.98 |
5 |
25.8 |
5×27.8 |
4.18 |
5 |
27.8 |
5×29.8 |
4.6 |
5 |
29.8 |
5×34.8 |
5.4 |
5 |
34.8 |
5×39.8 |
6.15 |
5 |
39.8 |
5×49.8 |
7.5 |
5 |
49.8 |
平头滚针倒角尺寸 表2 (单位:mm)
平头滚针公称直径 Dw |
倒角极限 |
超过 |
倒 |
rmin |
rmax |
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1 |
0.1 |
0.3 |
1 |
3 |
0.1 |
0.4 |
3 |
5 |
0.1 |
0.6 |
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