[1]刘九庆,张时雨,宋国豪,等.林间剩余物粉碎装置甩刀的优化设计[J].浙江林业科技,2017,37(06):15-21.[doi:10.3969/j.issn.1001-3776.2017.06.003]
 LIU Jiu-qing,ZHANG Shi-yu,SONG Guo-hao,et al.Optimization Design of Flail Knife of Crushing Device for Forest Slash[J].Journal of Zhejiang Forestry Science and Technology,2017,37(06):15-21.[doi:10.3969/j.issn.1001-3776.2017.06.003]
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林间剩余物粉碎装置甩刀的优化设计()
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《浙江林业科技》[ISSN:1001-3776/CN:33-1112/S]

卷:
37
期数:
2017年06期
页码:
15-21
栏目:
出版日期:
2018-01-31

文章信息/Info

Title:
Optimization Design of Flail Knife of Crushing Device for Forest Slash
作者:
刘九庆张时雨宋国豪姜海龙
东北林业大学机电工程学院,黑龙江哈尔滨150040
Author(s):
LIU Jiu-qingZHANG Shi-yuSONG Guo-haoJIANG Hai-long
School of Mechanical and Electrical Engineering, Northeast Forestry University, Harbin 150040, China
关键词:
甩刀冲击粉碎原理三维建模静力学分析ANSYS 优化EDEM
Keywords:
flail knife the impact crushing principle 3D model static analysis ANSYS optimization EDEM
分类号:
S777
DOI:
10.3969/j.issn.1001-3776.2017.06.003
文献标志码:
A
摘要:
针对林间剩余物粉碎装置刀片结构不够合理这一现状,对粉碎装置甩刀进行冲击粉碎原理分析,由Solidworks 创建三维模型,并在ANSYS 环境下对甩刀进行静力学分析,以甩刀的结构参数为设计变量,最小安全系数和质量为多目标驱动优化。优化后的甩刀孔直径增加至10.862 mm,厚度增加至11.032 mm,其他参数不变,创建新的三维模型。用EDEM 离散元分析软件创建黏结破碎模型,将优化前后的甩刀模型导入EDEM 做正交仿真试验。结果显示模型黏结键的断裂个数更多,甩刀具有更强的粉碎效果。
Abstract:
Present situations were made on structure of flail knives in crushing device for forest slash and analysis were carried out on principle ofimpact crashing of knife. Based on Solidworks, 3D model of flail knife was established to study static analysis in ANSYS environment. And flailknives were designed with structural parameters as variables, the minimum safety coefficient and quality as multi-goals for optimization. A new 3Dmodel was built with the knife bole diameter of 10.862 mm and knife thickness of 11.032mm, without changing the other parameters. Model forbonded-crushing of forest residue was established by EDEM. Orthogonal simulation tests were implemented by importing the model of flail knifebefore and after optimization into EDEM. The result demonstrated that it had more number of bond breakages, indicating better crushing effect.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2017-08-06 ;修回日期:2017-10-23
基金项目:中央高校基本科研业务专项资金项目( 2572016EBC3)
作者简介:刘九庆,博士,教授,硕士生导师,从事机械设计与测控方面的研究; E-mail:nefujdljq@163.com。通信作者:张时雨,硕士研究生,从事对机械设计方面的研究;E-mail:1017507991@qq.com。
更新日期/Last Update: 2017-12-20