关于钻套标准
1.本标准规定了0-85mm的固定钻套
2.引用标准:
GB/T 699-1988 优质碳素结构钢的技术条件
GB/T 1298-1986 碳素工具钢技术条件
GB/T 8044-19999 机床夹具零件及部件技术条件
JB/T 8045.5-1999 机床夹具零件及部件钻套螺钉
3.图示
4.尺寸表
d | D | D1 | H | t |
基本尺寸 | 极限偏差F7 | 基本尺寸 | 极限偏差D6 |
|
|
|
>0~1 | +0.016 +0.006 | 3 | +0.010 +0.004 | 6 | 6 | 9 | -- | 0.008 |
>1~1.8 | 4 | +0.016 +0.008 | 7 |
>1.8~2.6 | 5 | 8 |
>2.6~3 | 6 | 9 | 8 | 12 | 16 |
>3~3.3 | +0.022 +0.010 |
>3.3~4 | 7 | +0.019 +0.010 | 10 |
>4~5 | 8 | 11 |
>5~6 | 10 | 13 | 10 | 16 | 20 |
>6~8 | +0.028 +0.013 | 12 | +0.023 +0.012 | 15 |
>8~10 | 15 | 18 | 12 | 20 | 25 |
>10~12 | +0.034 +0.016 | 18 | 22 |
>12~15 | 22 | +0.028 +0.015 | 26 | 16 | 28 | 36 |
>15~18 | 26 | 30 | 0.012 |
>18~22 | +0.041 +0.020 | 30 | 34 | 20 | 36 | 45 |
>22~26 | 35 | +0.033 +0.017 | 39 |
>26~30 | 42 | 46 | 25 | 45 | 56 |
>30~35 | +0.050 +0.025 | 48 | 52 |
>35~42 | 55 | +0.039 +0.020 | 59 | 30 | 56 | 67 |
>42~48 | 62 | 66 |
>48~50 | 70 | 74 | 0.040 |
>50~55 | +0.060 +0.030 |
>55~62 | 78 | 82 | 35 | 67 | 78 |
>62~70 | 85 | +0.045 +0.023 | 90 |
>70~78 | 95 | 100 |
>78~80 | 105 | 110 | 40 | 78 | 105 |
>80~85 | +0.071 +0.036 |
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5.技术条件
材料:d≤26mm T10A按GB/T 1298的规定
d>26mm 20钢按GB/T 699的规定
热处理:T10A为58~64HRC;20钢渗碳深度为0.8~1.2mm,58~64HRC
