Quality, Reliability and Maintenance (Q, R & M) Issues in Reconfigurable Manufacturing Systems (RMS)

2011 ◽  
Vol 110-116 ◽  
pp. 1442-1446 ◽  
Author(s):  
Dodla Srikanth ◽  
M. S. Kulkarni

Reconfigurable Manufacturing Systems (RMS) have the potential to emerge as a cost effective solution that will help manufacturing organizations to stay competitive in an environment where product mix changes frequently and product life cycles are getting shorter. Reconfigurable Manufacturing Systems can achieve this as they are designed for quick changes in its configuration, as well as software and hardware components. This not only helps in accommodating production capacity but also production of new variety of products and introduction of new product within part family. However, the configurations have a significant impact on the productivity and reliability of the machines and the manufacturing system. In the present paper, the main objective is to present a framework consisting of Maintenance plan to be followed for the reconfigured machine, Reliability of the reconfigured machine, Quality of the product obtained. This framework can form as the basic idea and a link between maintenance, reliability and quality issues.

2014 ◽  
Vol 556-562 ◽  
pp. 6034-6037
Author(s):  
Dong Man Yu ◽  
Zhi Hua Gao ◽  
Xiao Jing Li ◽  
Di Wang

Reconfigurable manufacturing system is essential for sustainable change, rapid response ability important characteristics, research, development and application of manufacturing system. The main architecture and major characteristics of reconfigurable manufacturing systems is explored. Normally, the quality of RMS can be evaluated by several factors. Firstly, the gross cost of production and reconstruction should be less. Secondly, The time of design and manufacture (ascent time) should be shorter. Thirdly, the utilization ratio of existed resource should reach to the utmost. Finally, the cargo stream planning in common space should keep in optimal condition. At last, The author give an example to shown the RMS, the hydraulic integrated package for a gearshift device in automobile, are mentioned to compare and analyze.


2011 ◽  
Vol 58-60 ◽  
pp. 859-863
Author(s):  
Xiao Yan Zhang ◽  
Zhi Hua Gao ◽  
Xiao Jing Li ◽  
Di Wang

The reconfigurable manufacture system (RMS) combined with the merits of both two systems, professional manufacture system and flexible manufacture system, could respond to the market change or uncertain requirement, adjust the production ability or function for changing the hardware or software. This paper presents the main architecture and major characteristics of reconfigurable manufacturing systems. Normally, the quality of RMS can be evaluated by several factors. Firstly, the gross cost of production and reconstruction should be less. Secondly, The time of design and manufacture (ascent time) should be shorter. Thirdly, the utilization ratio of existed resource should reach to the utmost. Finally, the cargo stream planning in common space should keep in optimal condition. At last, two examples, the hydraulic integrated package for a gearshift device in automobile, are mentioned to compare and analyse.


Author(s):  
Vasdev Malhotra ◽  
Tilak Raj ◽  
Ashok Kumar

Today, markets increasingly require more customized products, with shorter life cycles. In response, manufacturing systems have evolved from mass production techniques to the ?exible automation. This paper argues that manufacturing systems of the next generation will have to incorporate more ?exibility and intelligence, evolving towards recon?gurable manufacturing systems. In particular, the concept of intelligence becomes more relevant because of the need to maintain e?ective and e?cient manufacturing operations with minimum downtime under conditions of uncertainty. This chapter presents some research issues related to the development of reconfigurable manufacturing systems with pervasive computing.


2021 ◽  
pp. 11-19
Author(s):  
Francisco Pedro

Manufacturing Systems (MS) are a fundamental means of establishing profitable engineering operations in mechanical firms. The technical and physical structures of MS determine the dimension of adaption and signify the measure of freedom of engineers of MS. This contribution discusses the Reconfiguring Cellular Manufacturing System (RCMS) concept, which considers the design of systems as cyclical activities whereby the makers of decisions can determine the MS’s system capacities and capabilities. The standard methodologies to support the design of MS are optimization and analysis of MS. The timeframe essential for evaluating numerous designs is a fundamental factor, which can also discourage the application of these systems. Resultantly, there is a threat of missed assessment of suitable designs when the number and quality of the solution users being assessed is based on the users’ intuition with respect to the potential design result.


Author(s):  
Rachel Campos Sabioni ◽  
Joanna Daaboul ◽  
Julien Le Duigou

AbstractReconfigurable Manufacturing Systems (RMS) have gained importance in the current context of increasing high variety demand, Mass Customization (MC) and market instability, due to their ability of being quickly modified to adjust their production capacity to attain sudden fluctuations in market demands as well as to accommodate operations of new products. RMS can be configured at system and machine levels. Many papers have described the RMS configuration as combinatorial optimization problems and proposed several techniques to optimize them in terms of different responses of interest. This paper presents a literature review that seeks to understand how RMS configuration has been addressed in terms of configuration level, optimization problem modelling and techniques applied to solve it. This work aims to assist researchers working on RMS configuration to identify trends and new research opportunities.


Author(s):  
Jian Liu ◽  
Derek M. Yip-Hoi ◽  
Wencai Wang ◽  
Li Tang

Manufactures are adopting Reconfigurable Manufacturing Systems (RMS) to better cope with frequently changing market conditions, which place tremendous demands on a system’s flexibility as well as its cost-effectiveness. Considerable efforts have been devoted to the development of necessary tools for the system level design and performance improvement, resulting in approaches to designing a single RMS. In this paper, a methodology for cost-effective reconfiguration planning for multi-module-multi-product RMS’s that best reflect the market demand changes is proposed. Formulated as an optimization procedure, reconfiguration planning is defined as the best reallocation of part families to production modules in an RMS and the best rebalancing of the whole system and each individual module to achieve minimum related cost and simultaneously satisfy the market demand. A Genetic Algorithm (GA) approach is proposed to overcome the computational difficulties caused by the problem complexity. Effectiveness of the proposed methodology is demonstrated with a case study.


2006 ◽  
Vol 532-533 ◽  
pp. 628-631
Author(s):  
Xiao Peng Jiang ◽  
Run Xiao Wang ◽  
Tao Li ◽  
Zhi Qing Luo ◽  
Dong Bo Wang

Reconfigurable manufacturing systems (RMS) offer capabilities for quick adjustment of production capacity and functionality in response to sudden changes in market conditions. Both at the system and at the cell level exception events occur dynamically and unpredictably during the production process. These exceptions interrupt the production process by causing errors in the schedule plan. Error/ exception handling is the policy how to deal with errors caused by the occurrence of out-of-ordinary events. Author explores the new strategies to handling error events and proposes an intelligent control structure for real-time error handling, and illustrates the reconfiguration ability is the new crucial technological factor enabling new strategies to handle out-of-ordinary events of the production process.


2021 ◽  
Vol 23 (2) ◽  
pp. 242-252
Author(s):  
Arkadiusz Gola ◽  
Zbigniew Pastuszak ◽  
Marcin Relich ◽  
Łukasz Sobaszek ◽  
Eryk Szwarc

Scalability is a key feature of reconfigurable manufacturing systems (RMS). It enables fast and cost-effective adaptation of their structure to sudden changes in product demand. In principle, it allows to adjust a system's production capacity to match the existing orders. However, scalability can also act as a "safety buffer" to ensure a required minimum level of productivity, even when there is a decline in the reliability of the machines that are part of the machine tool subsystem of a manufacturing system. In this article, we analysed selected functional structures of an RMS under design to see whether they could be expanded should the reliability of machine tools decrease making it impossible to achieve a defined level of productivity. We also investigated the impact of the expansion of the system on its reliability. To identify bottlenecks in the manufacturing process, we ran computer simulations in which the course of the manufacturing process was modelled and simulated for 2-, 3-, 4- and 5-stage RMS structures using Tecnomatix Plant Simulation software.


2021 ◽  
pp. 140-148
Author(s):  
Zhu Jiping

Due to the rapidly increasing industrial competition in the globe, it has now become fundamental of engineering firms to implement fundamental industrial approaches, which promptly and reliably focusses on sudden transformation of the design of engineered products. Emergent strategies, which might allow forms to cope up with the quickly transforming changes of product specification is centered on Reconfigurable Manufacturing Systems (RMSs). This research contribution discusses the significance of the presently available scalable Manufacturing Systems (MSs) that allows engineering firms to meet the demands of the market quickly. RMSs have to be designed on the outset of the futuristic scalability to allow its cost-effective and prompt expansion according to the demands of the globe. As such, this research contribution provides the principles to given manufacturing systems’ design to enhance scalability.


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