1. Introduction to Quality
Every manufacturing organisation is concerned amongst the character of its product. While it is of import that quantity requirements hold upwards satisfied too production schedules met, it is as of import that the finished production encounter established specifications. Because, customer's satisfaction is derived from character products too services. Stiff contest at national too international flat too consumer's awareness require production of character goods too services for survival too growth of the company. Quality too productivity are to a greater extent than probable to select prosperity into the province too improve character of piece of work life.
However, the management looks to attain client satisfaction yesteryear running its line organisation at the desired economical level. Both these tin hold upwards attained yesteryear properly integrating character development, character maintenance too character improvement of choke product. The integration of these 3 aspects of a production tin hold upwards achieved through a audio character command system.
2. The Meaning of Quality
Quality is a relative term too it is to a greater extent than often than non used amongst reference to choke halt exercise of the product. For example, a gear used inward sugarcane juice extracting machine may non possess goodness surface finish, tolerance too accuracy as compared amongst the gear used inward the caput stock of a lathe, silent it may hold upwards considered of goodness character if it works satisfactorily inward choke juice extracting machine. The character is so defined as choke fitness for use/purpose at choke most economical level.
The character depends on choke perception of a someone inward a given situation. The province of affairs tin hold upwards user-oriented, cost-oriented or supplier-oriented. Since, choke item is manufactured for me exercise of choke customer, choke requirements of choke client dictates choke character of choke product. Quality is to hold upwards planned, achieved, controlled too improved continuously.
The give-and-take "Quality" has multifariousness of meanings :-
- Fitness for purpose : The constituent is said to possess goodness quality, if it works good inward the equipment for which it is meant. Quality is tiius defined as fitness for purpose.
- Conformance to requirements : Quality is choke powerfulness of the material/component to perform satisfactorily inward an application for which it is intended yesteryear choke user. Quality of a product, thus, agency conformance to requirements. Customer needs take away hold to hold upwards assessed too translated into specifications depending upon choke characteristics required for specific application. Just as every human has his ain characteristics every application has its ain characteristics.
- Grade : Quality is a distinguishing characteristic or grade of the production inward appearance, performance, life, reliability, taste, odor, maintainability etc. This is to a greater extent than often than non called as character characteristics.
- Degree of preference : Quality is the grade to which a specified production is preferred over competing products of equivalent grade, based on comparative essay out yesteryear customers, usually called as customer's preference.
- Degree of excellence : Quality is a mensurate of grade of full general excellence of the product.
- Measure of fulfillment of promises : The character of a production is a mensurate of fulfillment of the promises made to the customers.
- Suitability : For specific application.
- Reliability : It should give efficient too consistent performance.
- Durability : It should take away hold desired life.
- Safety : Safe too foolproof workability.
- Affordability : It should hold upwards economical.
- Maintainability : It should hold upwards slowly to maintain.
- Aesthetic aspect : It should aspect attractive.
- Satisfaction to customers : It should satisfy the customers' requirements.
- Economical : It should take away hold reasonable price.
- Versatility : It should serve let on of purposes.
A production tin hold upwards said to possess goodness character if all the to a higher house requirements are properly balanced piece designing too manufacturing it.
3. Quality Control
Control tin hold upwards defined as "a physical care for yesteryear agency of which nosotros discovery the actual performance too compare it amongst roughly standard".
If at that spot is a divergence betwixt the observed performance too the touchstone performance too so it is necessary to select corrective action.
The term "Quality Control" has multifariousness of meanings :
- Quality command is the physical care for through which nosotros mensurate the actual character performance, compare it amongst the standards too select corrective activeness if at that spot is a deviation.
- It is a systematic command of diverse factors that impact the character of the product. It depends on : Material, Tools, Machines, type of labour, working conditions, measure instruments, etc.
- Quality command tin hold upwards defined as the entire collection of activities which ensures that the functioning volition create the optimum character products at minimum cost.
- It tin also hold upwards defined as the tools, devices or skills through which character activities are carried out.
- It is the bring upwards of the subdivision which devotes itself total fourth dimension to character functions.
- The physical care for for coming together the character goals is termed as character control.
- It is a system, programme or method of approach to the solution of character problems.
- As per A.Y. Feigorbaum
Total Quality command is "An effective scheme for integrating the character development, character maintenance too character improvement efforts of the diverse groups inward anorganization, so as to enable production too services at the most economical levels which allow total client satisfaction."
4. Steps In Quality Control Programme
- Formulate character policy.
- Work out details of production requirements, laid the standards (specifications) on the terra firma of customers preference, cost too profit.
- Select inspection programme too laid physical care for for checking.
- Detect deviations from laid standards or specifications.
- Take corrective activeness through proper authorisation too brand necessary changes to attain standards.
- Decide on salve method i.e. to determine how the defective parts are disposed of, entire fleck or rework.
- Co-ordination of character problems.
- Developing character consciousness inward the organization. Quality command is non a business office of whatever unmarried subdivision or a person. It is the primary responsibleness of whatever supervisor to plow out piece of work of acceptable quality.
Quality command is 1 aspect of production planning too control. It is basically concerned amongst the character production through regular inspection technique. Quality is a combination of characteristics pertaining to the industry of the production too command is the correction inward the character of the product, when the deviations inward the production are to a greater extent than than expected. A goodness character item is 1 which conforms to roughly touchstone specifications. These specifications are determined yesteryear the expectations of consumers too also yesteryear the availability too costs of processes too materials.
To most people, character is variable. It is subjectively judged because it deals amongst the relative goodness of a product. When a buyer boasts that his household or automobile is the best, it implies high quality. Quality is so subjective too vaguely measurable.
In the words of Broom,
"subjective character refers to grade of goodness of a production too objectively it consists of a laid of measurable characteristics for which touchstone dimensions together amongst small, allowable departures, upwards too down, may hold upwards prescribed."
All manufacturing processes human face upwards a basic difficulty. It is physically impossible to brand all items or units precisely alike. There is ever variability inward the product. With precision manufacturing, the variability may hold upwards hard to reckon but silent it is there. When variability becomes obvious it results inward scraps, re-work too losses, so adding to the costs.
5. Objectives of Quality Control
- Establishment of character touchstone : The primary objective of character command is the economical production of a high character production at the character flat the client wants. It is basically for eliminating variations inward production too inward guild to take away hold uniformity inward production.
- Locating character deviations : It is necessary to analyze the tendency too extent of character deviations inward a manufacturing process. Such deviations should hold upwards explained yesteryear statistical techniques when they cannot hold upwards attributed to the chemical element of chance.
- Evaluating methods too processes of production : By evaluating methods too processes of production, character command helps to select corrective measures to maintain the character of the production during the physical care for of manufacture.
- Quick sale of character goods : Quality command accelerates the sale of the goods yesteryear supplying simply the character goods inward the market. Consumers also back upwards character goods.
- Production of touchstone character goods : Quality command aims at manufacturing touchstone character products too avoids the production of inferior character goods. Such touchstone character goods give satisfaction to consumers too also create goodwill inward the market.
- Improvement inward character : One objective of character command is to discovery out high character standards too to brand constant efforts to give those standards. Quality command aims at creating character consciousness at all levels inward the Organisation.
6. Steps In Quality Control Process
- Devising command over raw materials : The character of the finished production is determined mostly yesteryear the character of raw materials. It calls for unopen connectedness betwixt the raw cloth purchase subdivision of the companionship too the vendors. As too when necessary, a resident inspector may hold upwards deputed yesteryear the Quality Control Department inward the vendor's house to reckon that simply goods inward accordance amongst specifications are supplied. It is advisable to reinspect the raw materials earlier putting them to actual use.
- Fixing standards too specifications : In guild to brand whatever scheme of character command successful, it is essential to predetermine standards too specifications. The practise should hold upwards to provide character instructions inward the shape of drawings, showing shapes, dimensions too specifications describing color, strength, thickness, chemic composition, etc.
- Exercising command over production operations : In guild to execute efficient practices, the technical skillful of the Quality Control Department must investigate, from fourth dimension to time, the operating methods. Such investigation helps to eliminate all possible variables.
- Locating inspection points : When the points at which defects occur are wrongly located or located amongst delay, it hinders character control. Therefore at that spot should start inspection of the raw materials at the vendor's places, too so at the company's plant, too so at the diverse points during the physical care for of production too finally at the fourth dimension of packing. The defects are probable to occur at these points. The finished goods tin hold upwards cleared later on obtaining 'O.K.' or 'All Correct' from the Quality Control Department.
- Maintaining character of equipments : The finally character of the products is conditioned yesteryear the character of the equipments too other devices used. The Quality Control Department is responsible for testing the equipment used inward inspection such as gauges, which mensurate dimensions, electronic devices, magnetic devices too industrial radio graphical instruments.
- Maintaining records : The Quality Control Department is responsible for maintaining all records relating to character inspection too command too the let on rejected.
7. Advantages of Quality Control
Quality command is of import as it offers sure enough advantages to the manufacturer. Such advantages are: stability to sale, goodwill inward the market, powerfulness to human face upwards marketplace seat contest effectively, reduction inward production costs, too elimination of wastage due to rejections too uniformity inward production. These benefits are of import for sales advertisement too turn a profit maximization. Manufacturers at nowadays give special attending to character command techniques for long term benefits. Attention is given to query too evolution activities for this purpose. Even unusual collaborations are made for raising the character standards of products manufactured. In brief, character command is a affair of non bad importance inward production management.
The benefits of character command to consumes are: Availability of touchstone character too reliable goods, proper payoff for the toll paid, security to life too health, ameliorate touchstone of living too protection against commutation or adulteration too quick shopping of goods. Consumers ever purchase touchstone character goods fifty-fifty yesteryear paying a piddling higher toll as they teach total satisfaction over a long menstruation from character goods. Consumers, especially educated consumers, back upwards character products as they know the benefits available from such touchstone character products. This suggests the importance of character command from the dot of sentiment of consumers.
The importance of character command is, now, accepted fifty-fifty at the global level. Consumers at nowadays insist for superior character goods. Expenditure on character command is an investment for to a greater extent than sale too satisfaction to consumers. Quality command is a must for export promotion. Companies tin capture unusual markets simply yesteryear manufacturing superior character goods at reasonable cost of production. Nippon is a leading terra firma exporter. This is mainly due to superior character of goods manufactured inward Japan. Governments inward many countries back upwards character command measures. They provide all possible assist for maintaining superior character of goods. Restrictions are also imposed on the manufacturing of inexpensive goods. Even associations of manufacturers too traders back upwards character command measures. This suggests the importance of character command inward business.
In addition, the next advantages of character command also suggest its importance:
- Improvement inward the character of production too reduction inward the production cost.
- Uniformity inward the production too provide of touchstone character goods to consumers.
- Offering total render of the toll paid yesteryear consumers too giving convenience too satisfaction to consumers. This also develops cordial relations amongst consumers.
- Reduction inward spoiled production too rejection from consumers too dealers.
- Promotion of exports due to superior too touchstone character production.
- Sales advertisement inward the internal marketplace seat too facing marketplace seat completion amongst confidence.
- Reduction inward the inspection cost.
- Improvement inward the productivity too motivation of employees.
- Making the products pop inward the marketplace seat too thereby to develop marketplace seat goodwill.
8. Cost of Quality
The costs of carrying out companionship character computer program are known as "Cost of Quality". It includes :-
- Market query cost of discovering character needs of customer.
- Product query too evolution cost of creating a production concept, which volition encounter character needs.
- The pattern cost of transmitting production concept into information which represents planning for manufacturer.
- Cost of inspection too test.
- Cost of defect prevention.
- Cost of character assurance.
- Cost of fleck too character failure.
- The character cost tin hold upwards defined inward 4 categories :-
- Cost of prevention.
- Cost of appraisal.
- Cost of internal failures.
- Cost of external failures.
8.1 (a) Cost of Prevention
It consists of costs associated amongst someone engaged inward designing, implementing, maintaining the character system. Cost of prevention includes:-
- Cost of Quality planning : It includes the cost associated amongst creating a overall character plan, the cost of marketplace seat query too production development, inspection plan, reliability programme etc.
- Cost of Documenting : It includes cost of preparation of manuals too procedures to communicate these costs.
- Process command cost : Used amongst character plans physical care for to attain fitness for use.
- Cost of preparation : Cost associated inward preparing whatever programs for attaining, improving, maintaining character programs.
- Cost associated amongst preventing recurring defects : Engineering, technical, supervisory, cost of preventing recurring defects.
- Cost of investigation, analysis of correction of causes of defects yesteryear character cardinal department.
- Cost of investigation, analysis of correction of causes of defects yesteryear applied scientific discipline command department.
- Cost of consciousness programs.
8.2 (b) Cost of Appraisal
Costs associated amongst measuring, evaluating or auditing the products, constituent too purchase materials to assure conformance amongst character touchstone too performance requirement are called as "Cost of appraisal".
In other words, the cost of evaluating, character too of identifying too segregating non-conforming percentage too assemblies.
This consist costs of :-
- Receiving or incoming tests too inspection.
- Laboratory too credence test.
- Inspection too test.
- Checking labor.
- Set upwards for inspection too test.
- Inspection of essay out material.
- Quality Audits.
- Review of essay out too inspection data.
- Evaluation of land stocks, spare parts.
8.3 (c) Cost of internal failures
The costs associated amongst defective products, components, materials that neglect to encounter character requirements too results inward manufacturing losses are called as "Cost of internal failures".
Costs associated amongst fleck i.e. Cost of material, labor. Cost of rework, repair i.e. Cost of making defective parts too assembly rules.
Cost of re-inspection too re-test later on defective parts are repaired. Costs associated amongst cloth review activity.
Cost of processes yield lower that mightiness hold upwards attainable yesteryear improved controls. Trouble shooting.
8.4 (d) Cost of External Failures
Cost because of defective products beingness shifted to the customer.
- Cost of processing complaints from the customer.
- Cost of service to client to have defective items.
- Cost of inspecting, preparing defective items.
- Cost of replacing defective products.
9. The Concept of Total Quality Management (TQM)
Total character management is a comprehensive concept too non related simply to the character of goods too services. It suggests that high character standards (e.g., ISO 9000) should hold upwards maintained inward other aspects of management such as production cost, marketing, sales promotion, etc. For such quality/efficiency inward all aspects of line organisation management, consciousness/awareness needs to hold upwards developed at all levels too amid employees working inward all departments of the enterprise. Employees must hold upwards motivated for maintaining high character standards. In addition, their cooperation/involvement is necessary for maintaining efficiency inward all aspects of line organisation management. In brief, character management is non the responsibleness of management alone. Participation/involvement of both parties (management too employees) is essential for achievement of character too other benefits.
The concept of TQM is closely related to the concept of character circles which is real pop too also successful inward Japan. Quality circles are piece of work groups that encounter often to report the ways too agency to improve quality, trim cost, eliminate wastages too solve other production problems. Here, employees are associated amongst quality, cost, efficiency, productivity, consumer service too satisfaction. This creates background for the concept of TQM.
TQM aims at improving the total performance at the piece of work place. It covers all functions, activities too people who are responsible for competitiveness of an Organisation. The employees are expected to participate non simply inward maintaining character but also inward improving their total performance so that the wastages volition hold upwards avoided, production cost volition move downward too the enterprise tin earn to a greater extent than profit.
TQM agency strategic commitment to improving character yesteryear combining statistical character command methods amongst a cultural commitment to seeking incremental improvements that increment productivity too lower costs.
Total character management reflects the civilisation of an Organisation. It indicates consumer oriented, quality-oriented management philosophy. It is a commitment to character yesteryear all managers too workers. TQM is a philosophy for achieving client satisfaction which involves all - managers, employees too users. It is management yesteryear commitment too non management yesteryear control. This technique is to hold upwards introduced through character circles. The route to TQM is through application of elementary tools followed yesteryear Organisation alter too civilisation change.
Total character management is based on the next 4 powerful elements:
- Focus on client expectations,
- Employees' involvement,
- Mastery of processes,
- Team work.
9.1 definition of TQM
According to John Gilbert,
Total Quality Management is "A physical care for designed to focus on client expectations, preventing problems, edifice commitment to character inward the workforce too promoting opened upwards decision-making."
9.2 Origin of TQM
- Stress on character management : In TQM, collective efforts are beingness made for improving character of goods too services so as to give to a greater extent than satisfaction to consumers. Quality improvement is also useful for facing marketplace seat contest too for creating marketplace seat reputation. In brief, TQM involves steps for improving character too productivity. There is total commitment to character on the percentage of entire Organisation. TQM covers all functions, activities too people who are instrumental for raising the competitiveness.
- Continuous physical care for : TQM is a continuous process/activity as at that spot is ample range for using novel methods too techniques for improvement inward the character standards too performance. "Steal ideas constantly too shamelessly" is the dominion inward TQM. Implementation of innovative ideas or taking do goodness of novel opportunities is an integral aspect of TQM. In fact, TQM is a never ending request for achieving novel levels of performance.
- Stress on character assurance scheme : The aim of TQM is to give maximum satisfaction to consumers yesteryear providing goods which are best inward character (zero defects). The nowadays ISO9000 serial is a laid of good recognised standards for character assurance system. The Japanese take away hold been using character assurance concepts too principles as a percentage of their TQM implementation programme fifty-fifty when specific bring upwards or let on was non used. Thus, character assurance scheme is an integral percentage of TQM.
- Linkage of character too productivity : The TQM technique is useful for improving character as good as productivity. In a TQM programme, the focus is on character improvement. However, such programme also raises productivity. The methods used inward TQM programmes. E.g. stress on character improvement, aught defects production, making all employees responsible for character maintenance too improvement) are probable to select character improvement as good as yield improvement. Similarly, the TQM programme creates a feeling of participation amid the employees. There is also positive improvement inward the morale of employees.
- TQM is a gradual physical care for : Introduction of TQM is a gradual process. It is self improvement too grouping improvement programme through squad edifice for raising character too productivity. TQM is virtually the gradual alter of people's conduct towards the tasks they perform too their mental attitude towards other people. Influenza A virus subtype H5N1 mental revolution amid the employees is required for the execution of TQM. However, such alter inward the mental make-up of managers too employees requires long period. This suggests that TQM is a gradual process. There are, inward fact, 4 broad phases inward the introduction of TQM.
These are:- Awareness Phase,
- Planning Phase,
- Implementation Phase, and
- Institutional Phase.
- Focus on customers : Customers are the rootage of all the revenue that flows through the corporation. Their satisfaction keeps the coin flowing especially inward an opened upwards marketplace seat where competitors are wooing them too. The focus of TQM is on client satisfaction on quality, cost too delivery through improved orgarnisational character of processes. According to British Quality Association (BQA), TQM is a corporate line organisation management philosophy which recognised that customers' needs too line organisation goals are inseparable.
- Employee involvement : Employees involvement is the most of import recognised characteristic of TQM. In fact, quality's a squad piece of work of all employees. Their participation too co-operation are required to hold upwards taken at all levels. TQM is possible simply through participative management. Under TQM, employees volition hold upwards motivated to participate actively inward the physical care for of character improvement through incentives too recognition of contribution for achieving character standards.
- Formation of character improvement teams : Influenza A virus subtype H5N1 cornerstone of TQM is the squad building that leads to commitment to improvement. Such teams include character steering teams, corrective actions teams too so on. Such teams motivate employees too facilitate character improvement.
- Management's involvement : TQM is a systems approach inward managing line organisation too improving overall performance. It needs total commitment from the move yesteryear management to provide feasible leadership to the whole approach. Top flat management has to select let on of initiatives inward guild to start the physical care for of TQM. In fact, TQM cannot take away hold a goodness select off without total commitment of CEO too other senior executives.
9.3 Advantages of TQM
- Customer satisfaction : TQM is basically for the satisfaction too welfare of customers. Needs too expectations of customers are given special attending inward TQM. The attending is on customers too aught defect goods volition hold upwards supplied to them. As a result, at that spot will hold upwards reduction inward the complaints of consumers/customers. TQM is non for profit-making at the cost of customers but it is for giving satisfaction too welfare to them.
- Quality improvement : One major payoff of a TQM is character improvement at all levels too inward all activities. There is a systematic endeavor to eliminate deficiencies such as production fleck or rework, client complaints too cloth shortages. The cornerstone of whatever successful TQM scheme is the organised elimination of waste. The rejection charge per unit of measurement inward the production physical care for volition hold upwards depression too this minimizes waste matter of materials too human efforts. Due to character improvement, the sales too profits volition also increase. The companionship volition also develop goodwill too marketplace seat recognition as supplier of character goods.
- Absence of additional investment : One payoff of TQM is that TQM does non require whatever additional investment. It improves operational character as good as reduces cost. This technique is quite convenient to developing countries which are facing fiscal difficulties due to diverse reasons. TQM gives many benefits but without additional fiscal burden.
- Raises competitiveness : TQM technique is useful for raising character too reducing costs. This naturally raises competitiveness inward the domestic as good as global markets. TQM technique is useful for exports yesteryear raising global competitiveness.
- Facilitates expansion too diversification : TQM leads to large turnover too high profits along amongst marketplace seat reputation too consumer support. The companionship tin exercise this turn a profit for the execution of its expansion too diversification programmes. In brief, TQM facilitates expansion too diversification of business.
- Provides trained too motivated employees : TQM philosophy has its positive impact on employees. They are given proper training, monetary too non-monetary incentives, attractive working weather condition too proper treatment. Workers select pride inward manufacturing defect-free products.
- Miscellaneous Advantages : TQM technique offers other advantages as noted below:-
- Long-term consumer support,
- Prestigious seat inward international marketing,
- High touchstone of living to employees, and
- Cost control.
10. Quality Circle (QC)
Dewar, President of the International Association of QCs, defines QCs as "a way of capturing the creative too innovative powerfulness that lies inside the piece of work force".
A character circle is a pocket-sized grouping of volunteers (usually 3 to 12 employees) doing similar work. They encounter regularly nether the leadership of their immediate supervisor, or roughly 1 chosen amid the circle to seat problems, laid priorities, discovery causes too suggest solutions. These may concern quality, productivity, safety, chore structure, physical care for flow, command mechanism, aesthetics of the piece of work expanse etc.
According to Maurice Alston,
"Quality Circles are pocket-sized groups of people doing similar piece of work who, together amongst their supervisors volunteer to encounter for an lx minutes a calendar week to report too solve piece of work related problems which impact them. Circle leaders too members are trained inward elementary occupation solving techniques which seat causes too develop solutions. At an appropriate time, presentations are made yesteryear the character circles to the management who determine whether to accept, modify or decline the proposals".
Quality Circle is a participative management scheme inward which workers brand suggestions too improvements for the betterment of organisation.
10.1 Concept of Quality Circle
The Quality Circle concept has 3 major attributes; these are :
- QC is a shape of participative management.
- QC is a human resources evolution technique.
- QC is a occupation solving technique.
10.2 Objectives of Quality Circles
Objectives which contribute to the improvement too evolution of the enterprise too indirectly the involvement of the employees are :
- To improve the character too productivity too so contribute to the improvements too evolution of the enterprise.
- To trim the cost of products or services yesteryear waste matter reduction, safety, effective utilisation of resources, avoiding unnecessary errors too defects.
- To seat too solve piece of work related problems that interfere amongst production.
- To tap the creative tidings of the persons working inward the organisation too to brand total exercise of its human resources.
- To permit employees to develop too exercise greater amount of knowledge too science too motivate them to apply to a broad arrive at of challenging tasks.
- To improve communication inside the organisation.
- To increment employees' loyalty too commitment to the organisation too its goals.
- To abide by humanity too construct a happy brilliant piece of work house surround which is meaningful to piece of work in.
- To enrich human capability, confidence, moral, mental attitude too relationship.
- To satisfy the human needs of recognition, achievement too self-development.
10.3 Advantages of Quality Circles
The organisation tin accomplish 1 or to a greater extent than of the next advantages yesteryear establishing character circles:
- Promote high flat of productivity too quality-mindedness.
- Self too usual evolution of employees.
- Creating squad spirit too unity of action.
- Increased motivation, chore satisfaction too pride inward their work.
- Reduced absenteeism too labour turnover.
- Developing sense of belongingness towards a particular organization.
- Waste Reduction.
- Cost reduction.
- Improved communication.
- Safety improvement.
- Increased utilization of human resources potential.
- Enhancement inward consciousness too moral of employees through recognition of their activities.
- Leadership development.
- Trained staff.