工業(yè)工程專業(yè)英語Chapter3ManufacturingSystemppt課件

1、Chapter 3 Manufacturing SystemsUnit 1 Introduction to Manufacturing SystemsUnit 2 Advanced Manufacturing SystemsUnit 3 Manufacturing Support Systems.方案學(xué)時(shí)：4學(xué)時(shí)教學(xué)內(nèi)容：3學(xué)時(shí)，精讀，逐句翻譯，掌握專業(yè)詞匯Unit 1 Introduction to Manufacturing Systems1學(xué)時(shí)，泛讀，了解文章大意，掌握專業(yè)詞匯，翻譯重點(diǎn)語句Unit 2 Advanced Manufacturing SystemsUnit 3 Manuf

2、acturing Support Systems.教學(xué)要求：了解制造系統(tǒng)的含義，制造系統(tǒng)的各個(gè)組成部分掌握幾種典型的制造系統(tǒng)集成組技術(shù)、柔性制造系統(tǒng)、矯捷制造等先進(jìn)制造系統(tǒng)各自運(yùn)用范圍及特點(diǎn)。了解CAD，CAM，CAPP等輔助制造系統(tǒng)在各種制造系統(tǒng)中的運(yùn)用。 本章共兩次作業(yè)作業(yè)5，作業(yè)6.本章專業(yè)詞匯conveyor：保送機(jī)hoist：起重機(jī)parts feeder：送料器coil feeder：卷料進(jìn)料器stamp：沖壓automatic pallet changer：自動(dòng)托盤轉(zhuǎn)換安裝ergonomically：工效學(xué)地job shop production：車間義務(wù)型消費(fèi)batch pro

3、duction：批量消費(fèi)identical:一樣的group technology：成組技術(shù)flexible manufacturing system：柔性制造系統(tǒng)portray：描畫coordination：協(xié)調(diào)CNC machine tools：計(jì)算機(jī)數(shù)控機(jī)床computerized numerical controlmalfunction：缺點(diǎn)resharpen：重磨parameter:參數(shù)geometry：幾何外形cylindrical:圓柱的prismatic：棱柱的rectangular：矩形的cube：立方體scheme：方案、設(shè)計(jì)work-in-process：在制品sophi

4、sticated：復(fù)雜的、世故的 exaggeration：夸張profound：深化的infrastructure：根底設(shè)備irrespective：不思索的unimpeded:無妨礙的 automation:自動(dòng)化material handling ：物料搬運(yùn)synthesize：綜合integrated equipment：集成設(shè)備 raw material：原資料positioning device：定位安裝semi-automatic：半自動(dòng)化full automated：全自動(dòng)化 family：簇 production line:消費(fèi)線fixture：固定設(shè)備、夾具h(yuǎn)ardware

5、：硬件machine tool：機(jī)床lathe：車床milling machine：銑床drill press：鉆床workstation：任務(wù)站portable powered tool：便攜式電開工具assembly line：裝配線machine cell：機(jī)器單元discrete：離散的ancillary：輔助的、附屬的work unit：工件mechanized：機(jī)械化的pallet：托盤tote bin：搬運(yùn)箱vicinity：臨近workhead：任務(wù)臺(tái)、機(jī)臺(tái)workholder：工件夾具orient：定向clamp:夾住chuck：卡盤.Unit 1 Introduction

6、to Manufacturing SystemsThe Definition of Manufacturing System Components of Manufacturing System Classifications of Manufacturing Systems .Definition of Manufacturing System We define a manufacturing system to be a collection of integrated equipment and human resources, whose function is to perform

7、 one or more processing and/or assembly operations on a starting raw material, part, or set of parts. .Definition of Manufacturing System The integrated equipment includes production machines and tools, material handling and work positioning devices, and computer systems. Human resources are require

8、d either full time or periodically to keep the system running. .Components of a Manufacturing SystemProduction machinesMaterial transport SystemsComputer Control SystemHuman Resources.Production machinesManually operated production machinesSemi-automated production machinesFully automated production

9、 machines.Material transport SystemThree functions:(1)Loading-involves moving the work units into the production machine or processing equipment from a source inside the station. (2)Positioning-provides for the part to be in a known location and orientation relative to the workhead or tooling that p

10、erforms the operation. .Material transport System(3)Unloading- When the production operation has been completed, the work unit must be unloaded, that is, removed from the production machine and either placed in a container at the workstation or prepared for transport to the next workstation in the p

11、rocessing sequence. .Computer Control SystemCommunicate instructions to workersDownload part programs to computer-controlled machines Material handling system controlSchedule productionFailure diagnosisSafety monitoringQuality controlOperations management.Human ResourcesHuman perform some or all of

12、the value-added work that is accomplished on the parts or products. .Classification of Manufacturing SystemType 1: Single StationsType 2: Multi-Station Cells Type 3: Production Lines.作業(yè)5：重點(diǎn)語句翻譯把以下語句翻譯成中文We define a manufacturing system to be a collection of integrated equipment and human resources,

13、whose function is to perform one or more processing and/or assembly operations on a starting raw material, part, or set of parts.Three of the most important of these are widespread and inexpensive transportation systems, communication systems that provide real-time interaction between people in almo

14、st any part of the world, and computers that assist in the design, control, and analysis of complex activities. .作業(yè)5：課外翻譯把以下語句翻譯成中文Flexible manufacturing systems (FMS) and computer /communication networks exemplify complex systems that fall into a class called discrete event stochastic systems (DESS

15、). The efficient design and operation of these systems is extremely important to economic competitiveness, yet system behavior is not completely understood. Present methods of analysis and design of DESS focus on their behavior in the steady state, a conceptualization that requires performance measu

16、res to be made “in the long run or “averaged over time. Yet, .作業(yè)5：most systems exhibit dynamic behavior on their way to (or sometimes even during) the steady state that may produce a deviation in performance from that computed by steady state analysis. Design and control of such systems (for example

17、, multiechelon spare parts inventories, integrated manufacturing cells or computer/communication nets) involving explicit consideration of the cost or impact of transient behavior, is now a real possibility. 用英文回答下例問題Recently what makes a manufacturing system change so much? Why? .Unit 2 Advanced Ma

18、nufacturing SystemsGroup Technology (GT) Flexible Manufacturing Systems (FMS) Computer Integrated Manufacturing Systems (CIMS)Lean Production (LP)Agile Manufacturing (AM)E-Manufacturing.Group Technology (GT)Two Major Tasks:(1)Identifying the part families(2)Rearranging production machines into machi

19、ne cells .Benefits of Group Technology Promotes standardization Material handling is reducedProcess planning and production scheduling are simplified Setup times are reducedWork-in-process is reducedWorker satisfaction improves Higher quality work is accomplished.Flexible Manufacturing Systems (FMS)

20、Content of FMS:(1) Process equipment (2) Material handling equipment (3) A communication system (4) A computer control system .Advantages of FMS(1)Increased productivity(2)Shorter preparation time for new products(3)Reduction of inventory parts in the plant(4)Saving of labor cost (5)Improves product

21、 quality(6)Attracting skilled people to manufacturing(7)Improved operators safety.Computer Integrated Manufacturing Systems (CIMS)Activities of CIMS:(1)Identifying a need for a product(2)Designing a product to meet the needs (3)Obtaining the raw materials needed to produce the product (4)Applying ap

22、propriate processes to transform the raw materials into finished products (5)Transporting products to the market(6)Maintaining the products to endure proper performance in the field.Benefits of CIMS(1)Product quality increases (2)Lead times are reduced (3)Direct labor costs are reduced (4)Product de

23、velopment times are reduced (5)Inventories are reduced (6)Overall productivity increases (7)Design quality increased.Lean Production (LP)Ten Rules of LP:(1)Eliminate waste; (2)Minimize inventory; (3) Maximize flow; (4) Pull production from customer demand; (5) Meet customer requirements; .Lean Produ

24、ction (LP)Ten Rules of LP:(6) Do it right the first time; (7) Empower workers; (8) Design for rapid changeover; (9) Partner with suppliers; (10) Create a culture of continuous improvement.Agile Manufacturing (AM) AM is a New Manufacturing Strategy AM is a Production Mode of the 21st Century .E-Manuf

25、acturing What is E-Manufacturing? What is the Future of E-Manufacturing?.Unit 3 Manufacturing Support SystemsCAD (Computer-Aided Design)CAM (Computer-Aided Manufacturing)CAPP (Computer-Aided Process Planning)CAE (Computer-Aided Engineering).作業(yè)6：重點(diǎn)語句翻譯把以下語句翻譯成中文Future FMS will contain many manufactur

26、ing cells, each cell consisting of robot serving several computers NC (CNC) machine tools or other standalone systems such as an inspection machine , a welder , an Electron Discharge Machining (EDM) machine , etc.Instead of devoting resources to planning what would be required for future manufacturi

27、ng , Toyota focused on reducing system was capable of immediately changing and adapting to market demands.Thats because 3D solid modeling removed the emphasis from using computer technology to document or capture a design concept and gave engineers a tool that truly helped them create more innovative designs and manufacture higher quality pro