China Mechanical Engineering ›› 2026, Vol. 37 ›› Issue (6): 1472-1485.DOI: 10.3969/j.issn.1004-132X.2026.06.020
CUI Weimin1,2(
), CHEN Xingyu2, WANG Keke2,3, LI Jiahang2, JIANG Deyin1(
), LIU Jingyi1, PANG Huan1
Received:2025-05-12
Online:2026-06-25
Published:2026-07-17
Contact:
JIANG Deyin
崔卫民1,2(
), 陈星宇2, 王可可2,3, 李佳航2, 江德印1(
), 刘敬一1, 庞欢1
通讯作者:
江德印
作者简介:崔卫民,男,1969年生,博士、副教授。研究方向为飞行器结构/机构可靠性分析、设计与试验。E-mail: cuiwm@nwpu.edu.cn基金资助:CLC Number:
CUI Weimin, CHEN Xingyu, WANG Keke, LI Jiahang, JIANG Deyin, LIU Jingyi, PANG Huan. Reliability Analysis for Driving Mechanisms of Flapping-wing Aircrafts Considering Competitive Failure and Multi-source Uncertainty[J]. China Mechanical Engineering, 2026, 37(6): 1472-1485.
崔卫民, 陈星宇, 王可可, 李佳航, 江德印, 刘敬一, 庞欢. 考虑竞争失效与多源不确定性的扑翼飞行器驱动机构可靠性分析[J]. 中国机械工程, 2026, 37(6): 1472-1485.
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URL: https://www.cmemo.org.cn/EN/10.3969/j.issn.1004-132X.2026.06.020
| 变量 | 分布 | 截尾上限 | 截尾下限 |
|---|---|---|---|
| 铰链1、铰链2的轴套宽度/mm | N(1,0.012) | 1.03 | 0.97 |
| 铰链3、铰链4的轴套宽度/mm | N(1,0.012) | 1.03 | 0.97 |
| 铰链5、铰链6的轴套宽度/mm | N(2.5,0.0252) | 2.575 | 2.425 |
| 铰链1、铰链2的轴套半径/mm | N(1.002, (1.67×10 | 1.0025 | 1.0015 |
| 铰链3、铰链4的轴套半径/mm | N(0.501, (1.67×10 | 0.5015 | 0.5005 |
| 铰链5、铰链6的轴套半径/mm | N(1.002, (1.67×10 | 1.0025 | 1.0015 |
| 连杆前端长度/mm | N(24,0.0112) | 24.033 | 23.969 |
| 连杆总长度/mm | N(38,0.0132) | 38.03 | 37.961 |
| 连杆倾斜加工角/(°) | N(170,1.72) | 171.7 | 168.3 |
| 摇臂前端长度/mm | N(12,0.0092) | 12.027 | 11.972 |
Tab.1 Construct size random variable distribution table
| 变量 | 分布 | 截尾上限 | 截尾下限 |
|---|---|---|---|
| 铰链1、铰链2的轴套宽度/mm | N(1,0.012) | 1.03 | 0.97 |
| 铰链3、铰链4的轴套宽度/mm | N(1,0.012) | 1.03 | 0.97 |
| 铰链5、铰链6的轴套宽度/mm | N(2.5,0.0252) | 2.575 | 2.425 |
| 铰链1、铰链2的轴套半径/mm | N(1.002, (1.67×10 | 1.0025 | 1.0015 |
| 铰链3、铰链4的轴套半径/mm | N(0.501, (1.67×10 | 0.5015 | 0.5005 |
| 铰链5、铰链6的轴套半径/mm | N(1.002, (1.67×10 | 1.0025 | 1.0015 |
| 连杆前端长度/mm | N(24,0.0112) | 24.033 | 23.969 |
| 连杆总长度/mm | N(38,0.0132) | 38.03 | 37.961 |
| 连杆倾斜加工角/(°) | N(170,1.72) | 171.7 | 168.3 |
| 摇臂前端长度/mm | N(12,0.0092) | 12.027 | 11.972 |
| 变量 | 铰链位置 | 元素 | 分布 | 截尾上限 | 截尾下限 |
|---|---|---|---|---|---|
| 弹性模量/Pa | 铰链1、铰链2 | 轴 | N(1.94×1011,(1.94×109)2) | 1.9982×1011 | 1.8818×1011 |
| 铰链3、铰链4 | N(7×1010,(7×108)2) | 7.21×1010 | 6.79×1010 | ||
| 铰链5、铰链6 | N(1.94×1011,(1.94×109)2) | 1.9982×1011 | 1.8818×1011 | ||
| 铰链1、铰链2 | 轴套 | N(1.14×1011,(1.14×109)2) | 1.1742×1011 | 1.1058×1011 | |
| 铰链3、铰链4 | N(1.15×1011,(1.15×109)2) | 1.1845×1011 | 1.1155×1011 | ||
| 铰链5、铰链6 | N(1.14×1011,(1.14×109)2) | 1.1742×1011 | 1.1058×1011 | ||
| 泊松比 | 铰链1、铰链2 | 轴 | N(0.305,(0.305×10 | 0.314 15 | 0.295 85 |
| 铰链3、铰链4 | N(0.346,(0.346×10 | 0.335 62 | 0.356 38 | ||
| 铰链5、铰链6 | N(0.305,(0.305×10 | 0.314 15 | 0.295 85 | ||
| 铰链1、铰链2 | 轴套 | N(0.34,(0.34×10-2)2) | 0.3502 | 0.3298 | |
| 铰链3、铰链4 | N(0.34,(0.34×10 | 0.3502 | 0.3298 | ||
| 铰链5、铰链6 | N(0.34,(0.34×10 | 0.3502 | 0.3298 | ||
| 磨损率/(m2∙N | 铰链1、铰链2 | N(5.22×10 | 5.3766×10 | 5.0634×10 | |
| 铰链3、铰链4 | N(5.85×10 | 6.0255×10 | 5.6745×10 | ||
| 铰链5、铰链6 | N(5.22×10 | 5.3766×10-14 | 5.0634×10-14 |
Tab.2 Material parameter random variable distribution table of hinge
| 变量 | 铰链位置 | 元素 | 分布 | 截尾上限 | 截尾下限 |
|---|---|---|---|---|---|
| 弹性模量/Pa | 铰链1、铰链2 | 轴 | N(1.94×1011,(1.94×109)2) | 1.9982×1011 | 1.8818×1011 |
| 铰链3、铰链4 | N(7×1010,(7×108)2) | 7.21×1010 | 6.79×1010 | ||
| 铰链5、铰链6 | N(1.94×1011,(1.94×109)2) | 1.9982×1011 | 1.8818×1011 | ||
| 铰链1、铰链2 | 轴套 | N(1.14×1011,(1.14×109)2) | 1.1742×1011 | 1.1058×1011 | |
| 铰链3、铰链4 | N(1.15×1011,(1.15×109)2) | 1.1845×1011 | 1.1155×1011 | ||
| 铰链5、铰链6 | N(1.14×1011,(1.14×109)2) | 1.1742×1011 | 1.1058×1011 | ||
| 泊松比 | 铰链1、铰链2 | 轴 | N(0.305,(0.305×10 | 0.314 15 | 0.295 85 |
| 铰链3、铰链4 | N(0.346,(0.346×10 | 0.335 62 | 0.356 38 | ||
| 铰链5、铰链6 | N(0.305,(0.305×10 | 0.314 15 | 0.295 85 | ||
| 铰链1、铰链2 | 轴套 | N(0.34,(0.34×10-2)2) | 0.3502 | 0.3298 | |
| 铰链3、铰链4 | N(0.34,(0.34×10 | 0.3502 | 0.3298 | ||
| 铰链5、铰链6 | N(0.34,(0.34×10 | 0.3502 | 0.3298 | ||
| 磨损率/(m2∙N | 铰链1、铰链2 | N(5.22×10 | 5.3766×10 | 5.0634×10 | |
| 铰链3、铰链4 | N(5.85×10 | 6.0255×10 | 5.6745×10 | ||
| 铰链5、铰链6 | N(5.22×10 | 5.3766×10-14 | 5.0634×10-14 |
| 变量 | 分布 | 截尾 上限 | 截尾 下限 |
|---|---|---|---|
| 弹性系数/(N∙m | N(500,52) | 515 | 485 |
| 铰链1、铰链2的摩擦因数 | N(0.2,0.0022) | 0.206 | 0.194 |
| 铰链3、铰链4的摩擦因数 | N(0.27,0.00272) | 0.2781 | 0.2619 |
| 铰链5、铰链6的摩擦因数 | N(0.2,0.0022) | 0.206 | 0.194 |
Tab.3 Distribution table of other variables
| 变量 | 分布 | 截尾 上限 | 截尾 下限 |
|---|---|---|---|
| 弹性系数/(N∙m | N(500,52) | 515 | 485 |
| 铰链1、铰链2的摩擦因数 | N(0.2,0.0022) | 0.206 | 0.194 |
| 铰链3、铰链4的摩擦因数 | N(0.27,0.00272) | 0.2781 | 0.2619 |
| 铰链5、铰链6的摩擦因数 | N(0.2,0.0022) | 0.206 | 0.194 |
| 机构运行周次 | 磨损可靠度 | 不对称可靠度 | 机构总可靠度 |
|---|---|---|---|
| 1000 | 1 | 1 | 1 |
| | | | |
| 62 000 | 1 | 1 | 1 |
| 63 000 | 0.9987 | 1 | 0.9987 |
| 64 000 | 0.9652 | 0.9989 | 0.9643 |
| 65 000 | 0.7587 | 0.9982 | 0.7573 |
| 66 000 | 0.4516 | 0.7690 | 0.2789 |
| 67 000 | 0.1927 | 0.1192 | 0.0301 |
| 68 000 | 0.0357 | 0.0165 | 0.0026 |
| 69 000 | 0.0041 | 0.0029 | 0 |
| 70 000 | 0 | 0 | 0 |
Tab.4 Mechanism reliability table
| 机构运行周次 | 磨损可靠度 | 不对称可靠度 | 机构总可靠度 |
|---|---|---|---|
| 1000 | 1 | 1 | 1 |
| | | | |
| 62 000 | 1 | 1 | 1 |
| 63 000 | 0.9987 | 1 | 0.9987 |
| 64 000 | 0.9652 | 0.9989 | 0.9643 |
| 65 000 | 0.7587 | 0.9982 | 0.7573 |
| 66 000 | 0.4516 | 0.7690 | 0.2789 |
| 67 000 | 0.1927 | 0.1192 | 0.0301 |
| 68 000 | 0.0357 | 0.0165 | 0.0026 |
| 69 000 | 0.0041 | 0.0029 | 0 |
| 70 000 | 0 | 0 | 0 |
| 编号 | 参数名称 | 编号 | 参数名称 | 编号 | 参数名称 |
|---|---|---|---|---|---|
| 1 | 轴套宽度 | 11 | 铰链3、4磨 损率 | 21 | 轴套5初始半径 |
| 2 | 铰链1、2轴 套弹性模量 | 12 | 铰链5、6轴 套弹性模量 | 22 | 轴套6初始半径 |
| 3 | 铰链1、2轴 弹性模量 | 13 | 铰链5、6轴 弹性模量 | 23 | 连杆加工 角度 |
| 4 | 铰链1、2轴 套泊松比 | 14 | 铰链5、6轴 套泊松比 | 24 | 连杆前端 长度 |
| 5 | 铰链1、2轴 泊松比 | 15 | 铰链5、6轴 泊松比 | 25 | 连杆总长度 |
| 6 | 铰链1、2 磨损率 | 16 | 铰链5、6 磨损率 | 26 | 弹簧弹性 系数 |
| 7 | 铰链3、4轴 套弹性模量 | 17 | 轴套1初始 半径 | 27 | 摇臂前端 长度 |
| 8 | 铰链3、4轴 弹性模量 | 18 | 轴套2初始 半径 | 28 | 铰链1、2 摩擦系数 |
| 9 | 铰链3、4轴 套泊松比 | 19 | 轴套3初始 半径 | 29 | 铰链3、4 摩擦系数 |
| 10 | 铰链3、4轴 泊松比 | 20 | 轴套4初始 半径 | 30 | 铰链5、6 摩擦系数 |
Tab.5 Sensitivity analysis parameter number table
| 编号 | 参数名称 | 编号 | 参数名称 | 编号 | 参数名称 |
|---|---|---|---|---|---|
| 1 | 轴套宽度 | 11 | 铰链3、4磨 损率 | 21 | 轴套5初始半径 |
| 2 | 铰链1、2轴 套弹性模量 | 12 | 铰链5、6轴 套弹性模量 | 22 | 轴套6初始半径 |
| 3 | 铰链1、2轴 弹性模量 | 13 | 铰链5、6轴 弹性模量 | 23 | 连杆加工 角度 |
| 4 | 铰链1、2轴 套泊松比 | 14 | 铰链5、6轴 套泊松比 | 24 | 连杆前端 长度 |
| 5 | 铰链1、2轴 泊松比 | 15 | 铰链5、6轴 泊松比 | 25 | 连杆总长度 |
| 6 | 铰链1、2 磨损率 | 16 | 铰链5、6 磨损率 | 26 | 弹簧弹性 系数 |
| 7 | 铰链3、4轴 套弹性模量 | 17 | 轴套1初始 半径 | 27 | 摇臂前端 长度 |
| 8 | 铰链3、4轴 弹性模量 | 18 | 轴套2初始 半径 | 28 | 铰链1、2 摩擦系数 |
| 9 | 铰链3、4轴 套泊松比 | 19 | 轴套3初始 半径 | 29 | 铰链3、4 摩擦系数 |
| 10 | 铰链3、4轴 泊松比 | 20 | 轴套4初始 半径 | 30 | 铰链5、6 摩擦系数 |
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