纺织学报 ›› 2019, Vol. 40 ›› Issue (07): 151-157.doi: 10.13475/j.fzxb.20180707807

• 机械与器材 • 上一篇    下一篇

化纤长丝自动落卷系统仿真平台开发

任荟颖1, 邹鲲1,2(), 胡小荣1   

  1. 1. 东华大学 机械工程学院, 上海 201620
    2. 东华大学 纺织装备教育部工程研究中心, 上海 201620
  • 收稿日期:2018-07-26 修回日期:2018-11-02 出版日期:2019-07-15 发布日期:2019-07-25
  • 通讯作者: 邹鲲
  • 作者简介:任荟颖(1994-),女,硕士生。主要研究方向为机电一体化。
  • 基金资助:
    国家重点研发计划项目(2017YFB1304000)

Simulation platform for chemical filament automatic doff system

REN Huiying1, ZOU Kun1,2(), HU Xiaorong1   

  1. 1. College of Mechanical Engineering, Donghua University, Shanghai 201620, China
    2. Engineering Research Center of Advanced Textile Machinery, Ministry of Education, Donghua University, Shanghai 201620, China
  • Received:2018-07-26 Revised:2018-11-02 Online:2019-07-15 Published:2019-07-25
  • Contact: ZOU Kun

摘要:

针对典型化纤长丝自动落卷系统在工艺要素整定过程中,因素复杂且难以通过理论方法进行研究的问题,基于Unity3D引擎开发了用于确定工艺要素的化纤长丝自动落卷系统仿真平台。平台在软件开发中采用将系统节拍控制与任务执行分离的方法,通过对各功能模块进行封装,使得软件层次清晰;同时为对比验证仿真结果的有效性,在MatLab环境下对生产线工况进行了简化建模;基于仿真平台量化对比了3种机器人避让策略,并在多品种化纤长丝混合生产的工况下整定了落卷机器人运行速度。结果表明:仿真平台的仿真结果有效;落卷优先的避让策略更适合化纤长丝自动落卷生产线;在所述工况下,当落卷机器人运行速度为2.3 m/s时,系统能够实现完全自动落卷。

关键词: 化纤长丝, 自动落卷工艺, 生产线仿真, 仿真平台, 机器人避让策略

Abstract: Aim

ing at the problem that the chemical filament automatic doff system has many process parameters and is difficult to be systematically studied by theoretical methods, a virtual reality simulation platform based on Unity3D was developed to select process parameters. The platform adopted the method of separating the beat control and the execution in the system operation. The software hierarchy was clear by encapsulating each functional module. Then, in order to verify the effectiveness of the simulation results, the production line conditions were simplified and modeled in the MatLab environment. Then the three robot avoidance strategies were contrasted based on the simulation platform, and the running speed of the doff robot was set under the conditions of mixed production of multi-species chemical filaments. The conclusions are as follows. The simulation result of the simulation platform is effective, and the avoidance strategy of doff priority is more suitable for the automatic doff production line of chemical filament. When the speed of the doff robot is 2.3 m/s, the system can realize complete automatic doff.

Key words: chemical filament, automatic doff process, production line simulation, simulation platform, robots avoidance strategy

中图分类号: 

  • TP391.9

图1

典型化纤长丝自动落卷系统示意图"

图2

仿真场景示例"

图3

仿真平台软件结构图"

图4

MatLab程序逻辑图"

表1

满卷信号信息表"

满卷
信号
时间/
s
满卷
信号
时间/
s
满卷
信号
时间/
s
满卷
信号
时间/
s
0 60 45 60 25 180 14 300
3 60 36 60 46 180 17 300
6 60 39 60 28 180 20 300
9 60 42 60 31 180 23 300
12 60 1 180 24 180 26 300
15 60 4 180 37 180 29 300
18 60 7 180 40 180 32 300
21 60 10 180 43 180 25 300
24 60 13 180 2 300 38 300
27 60 16 180 5 300 41 300
30 60 19 180 8 300 44 300
33 60 22 180 11 300 47 300

表2

落卷信号编号在Unity3D仿真与MatLab验证结果对比"

仿真
平台
对比
验证
仿真
平台
对比
验证
仿真
平台
对比
验证
仿真
平台
对比
验证
3 3 36 36 28 28 17 17
6 6 39 39 31 31 20 20
9 9 42 42 34 34 23 23
12 12 45 45 37 37 26 26
15 15 7 7 40 40 29 29
18 18 10 10 43 43 32 32
21 21 13 13 46 46 35 35
24 24 16 16 5 5 38 38
27 27 19 19 8 8 41 41
30 30 22 22 11 11 44 44
33 33 25 25 14 14 47 47

表3

3种机器人避让策略人工落卷情况对比"

落卷机器人
平均移动
速度/(m·s-1)
人工落卷次数
落卷优先策略 投掷优先策略 先到先得策略
0.1 37 38 37
0.2 26 27 26
0.3 20 21 20
0.4 16 17 16
0.5 12 14 13
0.6 9 11 10
0.7 7 10 8
0.8 5 8 6
0.9 4 6 4
1.0 2 4 3
1.1 1 2 2
1.2 1 2 1
1.3 0 1 0
1.4 0 0 0
1.5 0 0 0

表4

不同落卷机器人运行速度下的人工落卷情况对比"

落卷机器人
平均移动
速度/(m·s-1)
人工落卷
次数
落卷机器人
平均移动
速度/(m·s-1)
人工落卷
次数
1.1 35 1.8 12
1.2 32 1.9 8
1.3 31 2.0 6
1.4 26 2.1 4
1.5 22 2.2 2
1.6 18 2.3 0
1.7 14 2.4 0
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