
[机] 装配线平衡,生产线最佳编制
Based on the concept of Assembly Line Balancing (ALB) and Lean Production, this paper introduces the method that how to use lean production theory to solve ALB problem.
从装配线平衡和精益生产的概念出发,以某企业减速器装配生产线为实例,介绍了精益生产理论在改造装配线平衡问题上的应用。
Three basic restricted relationships of assembly tasks are presented for Assembly Line Balancing(ALB). The restriction and priority of tasks are described according restricted matrix.
针对装配线平衡问题(ALB),归纳装配作业的三种基本约束关系,并通过约束矩阵描述装配作业的约束与优先权关系。
Considering the characteristics of agricultural machinery, and based on the existed balancing methods, an assembly line balancing method with computer aided design is proposed in this paper.
本文针对农机产品装配特点,综合现有多种平衡方法,提出了一种装配线平衡计算机辅助设计方法。
After the study of multi-distribution model, this paper advances two key problems that need to settle in this model: assembly line balancing and application of logistics information system.
对多维配送模式进行探讨之后,本文提出了两个在此模式下需要解决的关键问题:生产线平衡问题及物流信息系统的应用。
The objectives of assembly line balancing are defined and the principles for improving the balancing status of assembly lines are presented.
确定平衡问题的优化目标并给出改善装配线平衡的原则性方法。
In this paper, we present a genetic algorithm based on task sequences for assembly line balancing.
给出了一个用于求解装配线平衡问题的基于作业序列的遗传算法。
Following the genetic algorithm framework, a program for solving the assembly line balancing problem is devised.
在遗传算法框架下,设计了装配线平衡模型的求解算法。
A case study of assembly line balancing is presented.
装配线平衡研究的实例验证。
The improvement of assembly line balancing has a great impact on the production capability and competence capability for enterprises.
组装线平衡现状的改善对企业生产能力和竞争能力的提高有着重要影响。
The research of dissertation aim at Mid and Final Drive Reducer mixing assembly line, including two sides: the facilities planning and the assembly line's line balancing problem.
本文的研究针对汽车中后桥主减速器混合装配线,主要包括两方面内容:装配线的设施规划及工位平衡问题。
This paper deals with the system design method of assembly flow line, including determination of the work element time and the balancing problem of the assembly line and buffer storage capacity, etc.
本文论述了流水装配生产线系统设计中装配要素作业时间的决定方法以及生产线的平衡和缓冲库等问题的系统设计方法。
Line Balancing (LB) is the problem of assigning operations to workstations along an assembly line in such a way that the assignment be optimal in some sense.
如何指壬工作予工作站的决策过程,及使各个工作站负荷一样,便称之为生产线平衡。
Ant colony optimization for mixed-model assembly line balancing problem (MMALBP) is stu***d.
研究了混合型装配线平衡问题的智能蚁群优化算法。
In this study, the characteristics of two-sided assembly line balancing were analyzed and stu***d, the mathematical model was built, and then an efficient heuristic algorithm was developed.
针对目前研究较少的双边装配线平衡问题,分析、研究了双边装配线平衡的特点,建立了问题的数学模型,并提出一种有效的启发式算法。
Assembly Line Balancing is analyzed and stu***d using genetic algorithm.
利用遗传算法对装配线平衡问题(ALB)进行分析和求解。
装配线平衡(Assembly Line Balancing)是指将生产工序合理分配给流水线上的各个工作站,使每个工作站的操作时间尽可能接近节拍时间(Cycle Time),从而消除瓶颈、减少闲置时间并提升整体生产效率的工业工程技术。其核心目标是实现生产流程的同步化与资源优化配置。
节拍时间(Cycle Time)
指连续完成两个相同产品之间的时间间隔,由市场需求决定。例如:若日需求为480件,日工时为480分钟,则节拍时间=480/480=1分钟/件。
工作站(Workstation)
装配线上执行特定工序的单元。平衡需确保各工作站总操作时间≤节拍时间,且满足工序间的优先关系约束(如必须先安装螺丝后喷漆)。
平衡率(Balance Rate)
衡量平衡效果的指标,计算公式为:
$$ text{平衡率} = frac{sum text{工序时间}}{text{工作站数} times text{节拍时间}} times 100% $$
平衡率越接近100%,说明闲置时间越少。
根据问题复杂度可分为两类方法:
适用于工序时间确定、无并行工作站的情况,常用启发式算法(如Kilbridge-Wester法、最大候选规则)或精确算法(分支定界法)。
处理工序时间波动、多品种混产等复杂场景,需结合仿真优化或遗传算法(来源:国际期刊《International Journal of Production Research》)。
权威参考:
- 丰田生产体系(Toyota Production System)将产线平衡与JIT结合,案例详见丰田全球官网生产体系介绍;
- 美国工业工程师学会(IISE)发布的标准指南《Assembly Line Balancing Techniques》提供方法论框架。
"assembly line balancing"是工业工程领域的专业术语,其含义和要点如下:
Assembly Line(装配线)
Balancing(平衡)
装配线平衡(Assembly Line Balancing, ALB)
指在流水线生产中,通过调整各工作站的任务分配,使每个工位的操作时间尽可能接近,从而消除瓶颈、提高整体效率的生产优化过程。
汽车工厂中,若发动机安装耗时3分钟,而车门装配仅需1分钟,则需将车门装配工序拆分到3个工位,或合并其他短时任务,实现时间均衡。
提示:如需了解具体算法(如启发式算法、遗传算法等),可参考工业工程专业文献获取完整方法论。
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