中国机械工程 ›› 2026, Vol. 37 ›› Issue (7): 1562-1571.DOI: 10.3969/j.issn.1004-132X.2026.07.004
• 机械基础工程 • 上一篇
潘志榕1(
), 孙浩2(
), 姚斌1, 蔡志钦1, 蓝启鑫1, 张金辉1
收稿日期:2025-03-21
出版日期:2026-07-25
发布日期:2026-08-18
通讯作者:
孙浩
作者简介:潘志榕,男,1991年生,博士研究生。研究方向为难加工材料先进切削技术。E-mail:mypanzhirong@foxmail.com基金资助:
PAN Zhirong1(
), SUN Hao2(
), YAO Bin1, CAI Zhiqin1, LAN Qixin1, ZHANG Jinhui1
Received:2025-03-21
Online:2026-07-25
Published:2026-08-18
Contact:
SUN Hao
摘要:
镍基高温合金在航空航天等领域应用广泛,但加工时刀具磨损严重、切削力大且效率低,传统润滑技术难以改善切削性能。针对上述问题,引入C60纳米流体切削液改善切削区润滑条件,降低刀-工界面摩擦并抑制热积累。构建考虑纳米流体摩擦特性和冷却效果的切削力建模方法,结合斜角切削理论、镜像热源法与Johnson-Cook本构方程计算切削力。铣削实验结果显示,该模型能量化纳米流体润滑下摩擦与冷却的协同作用,预测切削力平均误差为6.73%,纳米流体润滑下切削合力峰值较常规切削液降低19.6%。进一步提出基于Pareto最优解的粒子群优化算法多目标优化策略,构建加工效率与切削力的多目标评价体系,优化工艺参数后,切削合力减小了5.7%,加工效率提高了36.33%。
中图分类号:
潘志榕, 孙浩, 姚斌, 蔡志钦, 蓝启鑫, 张金辉. C60微量润滑铣削GH4169切削力预测及工艺参数优化[J]. 中国机械工程, 2026, 37(7): 1562-1571.
PAN Zhirong, SUN Hao, YAO Bin, CAI Zhiqin, LAN Qixin, ZHANG Jinhui. Prediction of Cutting Forces and Processing Parameter Optimization in C60 Minimum Quantity Lubrication Milling of GH4169[J]. China Mechanical Engineering, 2026, 37(7): 1562-1571.
| 铣削加工参数 | 数值 |
|---|---|
| 切削速度 | 40,60,80,100 |
| 每齿进给量 | 0.02,0.04,0.06,0.08 |
| 轴向切深 | 0.1,0.2,0.3,0.4 |
| 径向切深 | 1,2,3,4 |
表1 铣削镍基高温合金实验参数
Tab.1 Experimental parameters for milling nickel based high-temperature alloys
| 铣削加工参数 | 数值 |
|---|---|
| 切削速度 | 40,60,80,100 |
| 每齿进给量 | 0.02,0.04,0.06,0.08 |
| 轴向切深 | 0.1,0.2,0.3,0.4 |
| 径向切深 | 1,2,3,4 |
| 参数 | 数值 |
|---|---|
| A/MPa | 1290 |
| B/MPa | 895 |
| C | 0.016 |
| m | 1.55 |
| n | 0.526 |
| 密度/(g·cm-3) | 8.24 |
| 热导率/(W·m-1·K-1) | 11.4 |
表2 镍基高温合金GH4169物理参数[26]
Tab.2 Physical parameters of nickel based high-temperature alloy GH4169[26]
| 参数 | 数值 |
|---|---|
| A/MPa | 1290 |
| B/MPa | 895 |
| C | 0.016 |
| m | 1.55 |
| n | 0.526 |
| 密度/(g·cm-3) | 8.24 |
| 热导率/(W·m-1·K-1) | 11.4 |
| 切削工况 | 实测切削温度/℃ | 预测切削温度/℃ | 误差/% |
|---|---|---|---|
| 干切削 | 301.6 | 286.8 | 4.9 |
| 基础切削液 | 210.4 | 192.3 | 8.6 |
| 纳米流体切削液 | 165.8 | 152.5 | 8.0 |
| 平均值 | 7.2 |
表3 切削温度实测值与预测值的误差
Tab.3 Errors between measured and predicted cutting temperatures
| 切削工况 | 实测切削温度/℃ | 预测切削温度/℃ | 误差/% |
|---|---|---|---|
| 干切削 | 301.6 | 286.8 | 4.9 |
| 基础切削液 | 210.4 | 192.3 | 8.6 |
| 纳米流体切削液 | 165.8 | 152.5 | 8.0 |
| 平均值 | 7.2 |
| 切削力 | 实测值/N | 预测值/N | 误差/% | |
|---|---|---|---|---|
| 干切削 | 407.56 | 390.59 | 4.17 | |
| 161.73 | 155.20 | 4.04 | ||
| -145.71 | -126.91 | 12.89 | ||
| 基础切削液 | 313.90 | 299.30 | 4.65 | |
| 146.82 | 138.23 | 5.39 | ||
| -87.62 | -80.85 | 7.72 | ||
| 纳米流体切削液 | 255.26 | 241.42 | 5.42 | |
| 131.01 | 122.71 | 6.34 | ||
| -68.67 | -61.83 | 9.96 | ||
| 平均值 | 6.73 |
表4 切削力实测值与预测值的误差
Tab.4 Errors between measured and predicted cutting force values
| 切削力 | 实测值/N | 预测值/N | 误差/% | |
|---|---|---|---|---|
| 干切削 | 407.56 | 390.59 | 4.17 | |
| 161.73 | 155.20 | 4.04 | ||
| -145.71 | -126.91 | 12.89 | ||
| 基础切削液 | 313.90 | 299.30 | 4.65 | |
| 146.82 | 138.23 | 5.39 | ||
| -87.62 | -80.85 | 7.72 | ||
| 纳米流体切削液 | 255.26 | 241.42 | 5.42 | |
| 131.01 | 122.71 | 6.34 | ||
| -68.67 | -61.83 | 9.96 | ||
| 平均值 | 6.73 |
| 序号 | 切削速度/(m·min-1) | 每齿进 给量/mm | 轴向 切深/mm | 径向 切深/mm | 切削 合力/N | RMRR/ (mm3·min-1) |
|---|---|---|---|---|---|---|
| 1 | 100 | 0.071 | 0.15 | 3.43 | 260.65 | 581.4 |
| 2 | 100 | 0.058 | 0.23 | 2.84 | 273.65 | 602.98 |
| 3 | 100 | 0.065 | 0.19 | 3.15 | 280.64 | 622.03 |
| 4 | 96.06 | 0.070 | 0.22 | 2.78 | 288.52 | 654.55 |
| 5 | 96.63 | 0.071 | 0.28 | 2.18 | 290.63 | 666.5 |
表5 选取的Pareto最优解
Tab.5 The selected Pareto optimal solution
| 序号 | 切削速度/(m·min-1) | 每齿进 给量/mm | 轴向 切深/mm | 径向 切深/mm | 切削 合力/N | RMRR/ (mm3·min-1) |
|---|---|---|---|---|---|---|
| 1 | 100 | 0.071 | 0.15 | 3.43 | 260.65 | 581.4 |
| 2 | 100 | 0.058 | 0.23 | 2.84 | 273.65 | 602.98 |
| 3 | 100 | 0.065 | 0.19 | 3.15 | 280.64 | 622.03 |
| 4 | 96.06 | 0.070 | 0.22 | 2.78 | 288.52 | 654.55 |
| 5 | 96.63 | 0.071 | 0.28 | 2.18 | 290.63 | 666.5 |
| 切削合力/N | RMRR/(mm3·min-1) | |
|---|---|---|
| 优化前 | 295.02 | 458.38 |
| 优化后 | 278.2 | 624.92 |
表6 切削参数优化结果
Tab.6 Optimization results of cutting parameters
| 切削合力/N | RMRR/(mm3·min-1) | |
|---|---|---|
| 优化前 | 295.02 | 458.38 |
| 优化后 | 278.2 | 624.92 |
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