Diploma. TECHNOLOGY assembly and welding HOUSING HOPPER

Graduate work. DEVELOPMENT TECHNOLOGIES assembly and welding HOPPER LOWER CASE harvesters "Yenisei - 950
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Language of work - Russian;
HIGH SCHOOL - "Siberian Federal University" Polytechnic Institute;
The number of sheets of the graphic - 9;
Drawings made in compass;
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CONTENT
INTRODUCTION 8
1. TECHNOLOGICAL PART 9
1.1 Purpose of the technical characteristics of the housing and the lower hopper 10
1.2 Description of the weldment 10
1.3 Performance and quality PROCUREMENT 11
1.4 Description of the base metal and the weldability of 11
1.5 Technical requirements for manufacture and acceptance of the housing bottom of the hopper 13
1.6 Input Control 14
1.6.1 Input control of consumables 15
1.6.2 Control of the welding wire 16
1.7 Description of the technology of the housing bottom of the hopper 17
1.8 Technology-welding assembly housing the bottom of the hopper 18
1.9 The choice of welding 22
1.10 The choice of electrode wire 24
1.11 The choice of shielding gas 25
1.12 Calculation of welding 26
1.13 The choice of welding equipment for arc welding 29
1.14 Quality assurance 35
1.15 Visual and measuring control 36
1.16 Remedies defects in welded joints 37
2. Design Part 38
2.1 Calculation of the normal stresses in the console to an electrical semi-automatic welding 39
2.2 Determination of clamping force Substation №1. 42
2.2.1 Selection of min d bolt from the condition strength [σ] 43 cm
2.2.2 Calculate torque W 45
2.3 Calculation of force pressing pnevmotsillindra Substation №4 45
2.3.1 Definition of working part pnevmoprizhima 47
2.3.2 Calculation of the air cylinder 48
3. Organizational-economic PART 49
3.1 Determination of the type of production 50
3.2 Calculation of standard time 50
3.3 Calculation of the actual fund operating time of equipment and 51 workers
3.4 Method of calculation equipment needs and the number of workers 53
3.5 Calculation of capital investments 55
3.6 Calculation of current expenses 56
3.7 Calculation of the annual economic effect 60
3.8 Calculation of growth of labor productivity by reducing the complexity of 60
4. safety and environmental PROJECT 62
4.1 General description of the designed object in terms of a safe working environment 63
4.2 space-planning decisions of the projected area of the building 64
4.3 Production Sanitation 65
4.3.1 The microclimate of industrial premises 65
4.3.2 Lighting 65
4.3.3 The domestic water supply 68
4.3.4 Isolation of hazardous substances 69
4.3.5 The noise, infrasound, ultrasound 71
4.4 Analysis and elimination of the potential dangers and hazards of the process 71
4.4.1 Electrical Hazard 71
4.4.2 The danger of thermal burns 74
4.4.3 Vibration 75
4.5 Analysis and measures to prevent emergencies 76
4.5.1 accident prevention process equipment 76
4.5.2 Maintenance of explosion safety 76
4.5.3 Sustainability of the object 77
4.6 Project Sustainability 77
CONCLUSION 81
REFERENCES 82
APPENDIX 84
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