加工方法 |
公差等级 |
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卧式车 立车 自动车 |
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刨 |
龙门刨 牛头刨 |
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磨 |
无心磨 外圆磨 平磨 |
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研磨 |
机动研磨 手工研磨 |
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刮 |
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主参数 L/mm |
公差等级 |
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公差值/μm |
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≤10 >10~16 >16~25 >25~40 >40~63 >63~100 >100~160 >160~250 >250~400 >400~630 >630~1000 >1000~1600 >1600~2500 >2500~4000 >4000~6300 >6300~10000 |
0.2 0.25 0.3 0.4 0.5 0.6 0.8 1 1.2 1.5 2 2.5 3 4 5 6 |
0.4 0.5 0.6 0.8 1 1.2 1.5 2 2.5 3 4 5 6 8 10 12 |
0.8 1 1.2 1.5 2 2.5 3 4 5 6 8 10 12 15 20 25 |
1.2 1.5 2 2.5 3 4 5 6 8 10 12 15 20 25 30 40 |
2 2.5 3 4 5 6 8 10 12 15 20 25 30 40 50 60 |
3 4 5 6 8 10 12 15 20 25 30 40 50 60 80 100 |
5 6 8 10 12 15 20 25 30 40 50 60 80 100 120 150 |
8 10 12 15 20 25 30 40 50 60 80 100 120 150 200 250 |
12 15 20 25 30 40 50 60 80 100 120 150 200 250 300 400 |
20 25 30 40 50 60 80 100 120 150 200 250 300 400 500 600 |
30 40 50 60 80 100 120 150 200 250 300 400 500 600 800 1000 |
60 80 100 120 150 200 250 300 400 500 600 800 1000 1200 1500 2000 |
知识点词条:几何公差与加工方法的关系-各加工方法所能达到的直线度、平面度公差等级