scholarly journals Universal Model to Support the Quality Improvement of Industrial Products

Materials ◽  
2021 ◽  
Vol 14 (24) ◽  
pp. 7872
Author(s):  
Andrzej Pacana ◽  
Dominika Siwiec

Improving the quality of industrial products quality still is a challenge. Despite using quality control, there is a constant need to support this process to achieve an effective, precise, and complex analysis of product quality. The purpose was to develop a universal model that supports improving the quality of products via the consistent and repetitive determination of the causes of product incompatibilities and actions leading to their elimination; the model can be integrated with any quality control of the product. The model verification was carried out for the incompatibility of the mechanical seal in alloy 410, in which the porosity cluster was identified by the fluorescence method (FPI). The purpose of the analysis was created by the SMART(-ER) method. Then, a team of experts was selected from which the brainstorming (BM) was realized. After the BM method, the source of incompatibility and initial causes were identified. Then, the Ishikawa diagram (according to rule 5M + E) was developed to group the initial causes. Next, during the BM method, the main causes were selected. In the last stage, the 5Why method was used to determine improvement actions, i.e., adjust clotting parameters, introduce the obligation to undergo periodic training, and set aside a separate place for storing the electrodes. Originality is the combination of selected quality management tools in a coherent model, the main aim of which is to identify the main causes of incompatibility and improvement actions. Additionally, this model is universal and has applications with analyzing any product and the causes of its incompatibility, and it can be integrated with any product quality control. Therefore, the model can be useful for improving the quality of products in any enterprise.

2011 ◽  
Vol 314-316 ◽  
pp. 2524-2528
Author(s):  
Guang Hui Zhou ◽  
Ben Wang ◽  
Zhong Dong Xiao ◽  
Ping Yu Jiang

In the 6σ-based product quality management system, influencing factors of 5M1E (man, machine, material, method, measure and environment) are the key points to ensure the quality of products reach 6σ level. However, because the traditional quality control methods only focus on the factors of machine, material, method and measure but ignore the factors of man and environment and their relationship on product quality, the 6σ level objective of product quality cannot be implemented well. As such, this study proposes an improving approach for 6σ-based multi-process machining environment whose objective is to build the connection relationship and model among operating environment, workers and product quality. Through adjusting the values of operating environmental parameters, the behaviors of workers on machines can be controlled and the product quality can be improved. This study provides a new solution for 6σ-based product quality control and management.


2018 ◽  
Author(s):  
nita nabawiyah ◽  
Onik Adi_Dimas Kurniawan

Competition in the increasingly tight business world today encourages companies to improve the quality of their products. KFC is one of the trading companies that sell chicken, KFC keep trying to improve product quality by pressing the number of defective products. Efforts to maintain and improve the quality of products produced by Statistical Process Control analysis tools. This study aims to analyze whether the quality control of products in KFC is still at the limit of tolerance or not. The main factors of the most dominant damage seen from the causal diagram ie from humans, machines and working methods. The most dominant product damage is charred, and the texture of hard chickens is thus expected to improve the quality of KFC Yogyakarta again and do this routine maintenance machine to keep the product quality to stay good. Keywords: Quality Control, Statistical Process Control


Author(s):  
PIYUSH KUMAR SONI ◽  
IMTIYAZ KHAN ◽  
ABHISHEK ROHILLA

Quality control helps industries in improvement of its product quality and productivity. Statistical Process Control (SPC) is one of the tools to control the quality of products that practice in bringing a manufacturing process under control. In this paper, the process control of a CNC Grinder manufactured at PMT Machines Ltd. Halol, (Gujarat) India is discussed. The varying measurements have been recorded for a number of samples of a Cam Roller Shoe obtained from a number of trials with the CNC Grinder. SPC technique has been adopted, by which the process is finally brought under control and process capability is improved.


Author(s):  
N. V. Girilovich ◽  
G. V. Dovgopolaya

Quality is the degree to which the totality of an object’s inherent characteristics meets the requirements. The product quality control system is a set of interrelated objects and subjects of control, the types, methods and means used to assess the quality of products. An effective control system allows you to make a timely impact on the level of product quality, prevent possible inconsistencies, and ensure their prompt detection at the lowest cost. One of the progressive methods in modern management is the statistical method.The article considers the program element for quality control in OJSC “BSW – Management Company of the Holding “BMC”. This program element is aimed at working with all types of nonconforming products of the enterprise, at finding the root cause and statistical analysis for these reasons.


Author(s):  
Baiq Diah Kusumawati

The purpose of this study is to know the level of consumer satisfaction with the quality of products (appearance, characteristics, reliability, durability, service, aesthetics, and perception of quality) attached to the Honda Vario and to know which of the seven dimensions of product quality (appearance, characteristics, reliability, durability, service, aesthetics, and perception of quality) attached to the Honda Vario provide the most optimal satisfaction. The type of research used is associative research with sample survey method. Determination of the number of respondents is determined by slovin formula, then the taking of respondents using stratified proportional random sampling techniques. This study used 84 respondents who are buyers and users of Honda Vario. The method of data collection using questionnaires, then as a tool of analysis of the author's data using the Consumer Satisfaction Index and Cartesian Diagram. Based on the analysis can be concluded: 1) The level of consumer satisfaction to the quality of products attached to the Honda Vario based on overall GPA in accordance with the consumer response is stated to be very good or very satisfactory; 2) Of the seven dimensions of product quality that provide the most optimal satisfaction based on cartesian diagrams, namely: characteristics, reliability, service, aesthetics and perception of quality. By looking at respondents' responses about the quality dimension of the product attached to the Honda Vario, it is necessary to improve the quality of the product in order to provide higher satisfaction in the future


2019 ◽  
Vol 7 (2) ◽  
Author(s):  
Widodo Widodo ◽  
Marshelly Chandra Kumala

<em>The objective of this is research was conducted to find out how the influence of the price and quality of products against customer loyalty at PT. Alakasa Extrusindo Jakarta. This research was conducted in Alakasa Extrusindo PT by doing data collection, through the primary data and secondary data.  The research results showed that the simultaneous price variables  and product quality  has a positive and significant effect against the variable customer loyalty. partially showed that price variables has a positive and significant influence towards customer loyalty. And partially showed that product quality variables  has a positive and significant influence towards customer loyalty</em>


Materials ◽  
2018 ◽  
Vol 11 (11) ◽  
pp. 2125 ◽  
Author(s):  
Janusz Tomczak ◽  
Zbigniew Pater ◽  
Tomasz Bulzak

This paper presents selected numerical and experimental results of a skew rolling process for producing balls using helical tools. The study investigates the effect of the billet’s initial temperature on the quality of produced balls and the rolling process itself. In addition, the effect of billet diameter on the quality of produced balls is investigated. Experimental tests were performed using a helical rolling mill available at the Lublin University of Technology. The experiments consisted of rolling 40 mm diameter balls with the use of two helical tools. To determine optimal rolling parameters ensuring the highest quality of produced balls, numerical modelling was performed using the finite element method in the Forge software. The numerical analysis involved the determination of metal flow kinematics, temperature and damage criterion distributions, as well as the measurement of variations in the force parameters. The results demonstrate that the highest quality balls are produced from billet preheated to approximately 1000 °C.


2019 ◽  
Vol 4 (2) ◽  
pp. 101-120
Author(s):  
Nurma Yoni

  The purpose of research is to know the influence of religiality, quality of service, quality of products to customer loyalty savings at PT. Bank Aceh Branch Helper Darussalam. Sample of this research as much as 100 customers using the formula Slovin with a sample technique is purposive sampling. The type of research used in this study is quantitative. The data used is the primary data obtained by using questionnaires. The results of this study showed that religiusity, quality of service, the product quality is the simultaneous effect on customer loyalty savings at PT. Bank Aceh Branch maid Darussalam. A partial factor of religiusity and quality of service, the culinary products to give positive and significant impact on customer loyalty at PT. Bank Aceh, but one of the variables (product culitas) has a level of Lower influence than the variable religiusisity and quality of service.


2009 ◽  
pp. 135-145 ◽  
Author(s):  
Dusan Skakic ◽  
Igor Dzincic

The quality of products represents one of the key aims of any modern organized production. In the production practice, it is essential to establish the optimal relationship between quality, production economy and delivery deadlines. Furniture quality is evaluated by three levels and they are: basic quality, high quality and especially high quality. The results presented in this paper are based on the sample measurements of chairs and tables during 2007 and 2008 at the Institute for Furniture Quality Control.


2020 ◽  
Vol 15 (1) ◽  
pp. 111-116
Author(s):  
Margarita Karimova ◽  
Nazira Sagitova

The high quality of products and services is a guarantee of the company’s success in the market. The purpose of our study is to assess the feasibility of developing a new competitive product, taking into account the preferences of consumers. To achieve this, marketing tools aimed at product quality management were used. In the course of the work, a full cycle of marketing research was conducted, including questionnaires, the formation of a portrait of a consumer of products, and economic calculations. Object of study - a large regional enterprise - a center for sales of building materials. The work performed at the junction of two scientific fields (marketing and quality management) provided a synergistic effect in terms of cost reduction when creating a competitive product, and also allowed us to offer original recommendations for improving quality in general. According to the results of marketing research, which consisted in questioning the target audience using the free “Google Forms” service, such characteristics as “assortment” and “appearance” were recognized as the least satisfying consumers in the existing market for facing bricks. Based on the detailed analysis, a new type of product (“Chocolate velvet” brick) was developed that meets the wishes of the target audience of customers. An additional positive effect from the transition of the enterprise to its production in the amount of 91,600 conventional units per month will be an increase in profit, compared to 2017 (942,500 rubles), by 1,1533240 rubles, the expected efficiency of transferring an innovative product to production (profit growth / costs) will be 1.22. Determination of consumer requirements specifies the technological task during the transition to the production of a new type of product. Replacing the production of old-style finishing bricks with the release of a new type of product allows you to create a customized product that is guaranteed to find its customer due to its high customer loyalty


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