考虑装配变形的精密机床床身优化设计
|
|
孙光明,王奕苗,万仟,弓堃,汪文津,赵坚
|
Optimization design of precision machine tool bed considering assembly deformation
|
|
Guang-ming SUN,Yi-miao WANG,Qian WAN,Kun GONG,Wen-jin WANG,Jian ZHAO
|
|
| 表2 机床床身优化正交试验结果 |
| Table 2 Result of orthogonal test of machine tool bed optimization |
|
| 编号 | 试验因素 | 试验结果 |
|---|
| /条 | /mm | /条 | / mm | /mm | /t | δmax/μm | Had/μm | /Hz |
|---|
| 1 | 2 | 20 | 0 | 20 | -90 | 1.069 | 5.43 | 19.2 | 485.50 | | 2 | 2 | 25 | 1 | 25 | -60 | 1.238 | 4.63 | 17.8 | 510.00 | | 3 | 2 | 30 | 2 | 30 | -30 | 1.462 | 3.53 | 17.8 | 517.00 | | 4 | 2 | 35 | 3 | 35 | 0 | 1.738 | 2.50 | 12.7 | 523.36 | | 5 | 2 | 40 | 4 | 40 | 30 | 2.066 | 2.14 | 18.4 | 529.20 | | 6 | 3 | 20 | 1 | 30 | 0 | 1.294 | 3.49 | 47.3 | 545.75 | | 7 | 3 | 25 | 2 | 35 | 30 | 1.557 | 2.79 | 16.1 | 559.17 | | 8 | 3 | 30 | 3 | 40 | -90 | 1.869 | 2.22 | 11.7 | 569.80 | | 9 | 3 | 35 | 4 | 20 | -60 | 1.689 | 2.21 | 10.4 | 586.85 | | 10 | 3 | 40 | 0 | 25 | -30 | 1.298 | 3.01 | 13.3 | 544.80 | | 11 | 4 | 20 | 2 | 40 | -60 | 1.625 | 2.57 | 12.9 | 572.87 | | 12 | 4 | 25 | 3 | 20 | -30 | 1.567 | 2.32 | 12.7 | 598.97 | | 13 | 4 | 30 | 4 | 25 | 0 | 1.834 | 2.10 | 10.4 | 612.29 | | 14 | 4 | 35 | 0 | 30 | 30 | 1.356 | 2.51 | 16.0 | 537.16 | | 15 | 4 | 40 | 1 | 35 | -90 | 1.595 | 2.39 | 12.2 | 677.59 | | 16 | 5 | 20 | 3 | 25 | 30 | 1.649 | 2.21 | 17.8 | 599.95 | | 17 | 5 | 25 | 4 | 30 | -90 | 1.953 | 2.06 | 11.7 | 620.40 | | 18 | 5 | 30 | 0 | 35 | -60 | 1.385 | 2.37 | 11.9 | 526.67 | | 19 | 5 | 35 | 1 | 40 | -30 | 1.662 | 2.16 | 11.1 | 694.20 | | 20 | 5 | 40 | 2 | 20 | 0 | 1.830 | 1.98 | 10.1 | 701.32 | | 21 | 6 | 20 | 4 | 35 | -30 | 2.048 | 2.08 | 13.0 | 615.49 | | 22 | 6 | 25 | 0 | 40 | 0 | 1.385 | 2.28 | 10.3 | 510.78 | | 23 | 6 | 30 | 1 | 20 | 30 | 1.573 | 2.06 | 14.2 | 655.56 | | 24 | 6 | 35 | 2 | 25 | -90 | 1.807 | 1.94 | 9.38 | 715.96 | | 25 | 6 | 40 | 3 | 30 | -60 | 2.081 | 1.88 | 10.2 | 725.48 |
|
|
|