Design of the technological process of mechanical processing of a round threading die

- Added: 01.04.2024
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Description
Diploma thesis on the topic: Design of the technological process of mechanical processing of a round threading die
Content:
Introduction................................................................................................................................... 7 1. Purpose and design of the product..................................................................... 10 2. Technological part.............................................................................................. 12 2.1 Bracket assembly process.............................................. 12 2.1.1. Input data.................................................................................................... 12 2.1.2. Analysis of the drawing and technical specifications................................................... 12 2.1.3. Analysis of manufacturability of the product design...................................... 15 2.1.4. Determination of the type of production and organizational form shirr.............................................................................................................................................. 17 2.1.5. Selection of methods to ensure assembly accuracy......................................... 17 2.1.6. Establishment of the procedure for completing the product and drawing up the technological scheme of the assembly............................................................................................. 19 2.1.7. Analysis of Assembly Schematic Options....................................................................... 21 2.1.8. Development of the technological route of assembly................................... 21 2.1.9. Assignment of technological bases.................................................................. 21 2.1.10. Selection of equipment for assembly................................................................... 22 2.1.11. Calculation of operating modes of assembly equipment............................. 23 2.1.12. Checking the quality of the assembly of joints..................................................... 25 2.1.13. Standardization of assembly work time................................................. 26 2.1.14. Design of assembly operations......................................................... 27 2.1.15. Development of schemes and selection of equipment for inspection..................... 31 2.1.16. Execution of technological documentation........................................ 32 2.2 Technological process of bracket manufacturing............................ 34 2.2.1. Initial data for design....................................................... 34 2.2.2. Analysis of the drawing and technical specifications................................................... 34 2.2.3. Analysis of the existing technological process.......................... 35 2.2.4. Workpiece selection................................................................................................. 39 2.2.5. Purpose of technological bases................................................................ 40 2.2.6. Selection of methods of treatment of individual surfaces.......................... 41 2.2.7. Development of a technological route................................................. 41 2.2.8. Equipment selection.......................................................................................... 42 2.2.9. Selection of cutting and auxiliary tools........................... 44 2.2.10. Selection of fixtures..................................................................................... 45 2.2.11. Calculation and selection of allowances............................................................................. 45 2.2.12. Design of mechanical operations................................................ 47 2.2.13. Calculation of cutting data................................................................................ 49 2.2.14. Checking the operation for processing accuracy.......................................... 56 2.2.15. Checking the quality of treatment of functional surfaces.... 57 2.2.16. Control schemes and requirements for control and measurement tooling........................................................................................................................................ 58 2.2.17. Technical standardization............................................................................ 62 2.2.18. Economic comparison of processing options................................. 64 2.2.19. Design of equipment adjustment schemes... 65 3. Design....... ................................................................................ 65 3.1. Initial data and selection of the type of machine tool.............. 65 3.2. Selection of the adaptation scheme and design of the installation Parts......................................................................................................................................... 65 3.3. Calculation of basing error.................................................................. 67 3.4. Calculation of clamping forces of workpieces.............................................................. 67 3.5. Selection of design and dimensions of clamping devices........................... 68 3.6. Calculation of fixing error.................................................................. 70 3.7. Calculation of the accuracy of the technological operation and the required accuracy of the fixture................................................... 70
3.8. Description of the principle and design of the machine tool Devices............................................................................................................................ 71 3.9. Efficiency of use and cost of the device............ 72 3.10. Control scheme, selection and arrangement of the main elements control device............................................................................................... 73 3.11. Accuracy Calculation and Technical Requirements for the Control adaptation............................................................................................................................. 74 3.12. Description of the design and principle of operation with the control Device......................................................................................................................... 75 4. Workshop design........................................................................... 76 4.1. Initial data for design........................................................... 76 4.2. Determination of the type and form of production organization....................... 76 4.3. Determination of the composition of the main and auxiliary subdivisions of the shop................................................................................................................................................. 76 4.4. Determination of machine tool intensity of machining and labor intensity of assembly of products of the workshop, site............................................................................................... 77
4.6. Calculation of the quantity and selection of auxiliary production equipment................................................................................................................................... 81
4.7. Calculation of the number of shop employees....................................................... 85
4.8. Determination of required production and auxiliary areas........................................................................................................................................... 87
Shops................................................................................................................................................... 87
4.9. Determination of the total area and main parameters of the workshop building. Development of the layout plan of the workshop........................................................................... 92 4.10. Development of detailed layouts for the placement of equipment and workplaces for the assembly of production sites...................................................... 94 4.11. Calculation of areas and layout of service and amenity premises.....94 5. Life safety and labor protection................................. 98
6. Economic part.............................................................................................. 120 6.1. Input data..................................................................................................... 120 6.2. Feasibility study............................................................. 121 6.3. Calculation of capital investments....................................................................... 121 6.4. Calculation of the number of personnel...................................................................... 124 6.5. Calculation of the cost of production................................................................. 125 6.6. Calculation of project economic efficiency indicators......... 133 6.7. Technical and economic indicators of the project........................................... 138 7. Special part................................................................................................ 141
7.6. Milling Simulation in NX 7.5.......................................153 Conclusion....................................................................................................................... 157 References...................................................................................................... 159 Application...................................................................................................................... 162
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Additional information
БЖД.cdw

контрольное приспособление.cdw

корпус А1.cdw

крышка.cdw

Операциооная схема сборки.cdw

РТК.cdw

Сборочный.cdw

спец часть 2. 2 лист.cdw

спецификация КП.spw

Спецификация сборки.spw

Спецификация СП.spw

спецчасть.cdw

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Технологическая схема сборки.cdw

Техпроцесс обработки корпуса.cdw

Цех.cdw

Экономика.cdw

лист 1.frw

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