Diploma. Production of supporting beam superstructure

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Product description

Diploma. Production of supporting beam superstructure

Thesis. Site of assembly and welding of the carrier beam of the bridge span.
Russian language.
The graphic part - 9 sheets A1;
Drawings are made in the compass;
The volume of the explanatory note - 147 pages.

Additional information

Content

Introduction 7
1. Literary and patent review 9
1.1 Features of the process of welding under flux 10
1.2 Patent Review 12
2. Technological section 13
2.1 Purpose and description of the design 14
2.2 Operating conditions 15
2.3 Properties of the base material 15
2.4 Technical conditions for the production of the product 17
2.4.1 Specifications for welding consumables 17
2.4.2 Technical conditions for assembly and welding 19
2.5 Procurement operations 27
2.5.1 Production of the wall 27
2.5.2 Manufacturing belts 30
2.5.3 Making stiffeners 31
2.6 Assembling the beam 32
2.6.1 Build on the base version 32
2.6.2 Build on the projected version 33
2.7 Welding of belt seams 34
2.8 Assembly and welding of stiffeners 36
2.8.1 Installation and tacking 36
2.8.2 Welding of the basic version 37
2.8.3 Welding according to the projected version 38
2.8.4 Description and device operation of the machine for welding stiffeners 40
2.8.5 Applicable Power Supplies 43
2.9 Formation of mounting holes 44
2.10 Formation building rise 45
2.11 Calculation of welding modes 46
2.11.1 Calculation of modes of welding belt seams 46
2.11.2 Calculation of modes of welding ribs 47
2.11.3 Calculation of modes of welding of sheets of wall 49
2.12 Ensuring a given accuracy in the manufacture of the beam 52
2.12.1 Movement reduction measures applied at the design stage and in the process of manufacturing a welded structure 52
2.12.2 Measures to reduce displacements used welding (edit) 56
2.13 Quality control of welding and welds 63
2.13.1 Input control 63
2.13.2 Operational control 65
2.13.3 Acceptance inspection 65
3. Design Section 68
3.1 Calculation of the stiffness of the wall of the beam when it is assembled on the installation 69
3.2 Ensuring the rigidity of the sheet by adding support. 72
3.3 Ensuring the rigidity of the sheet by increasing the force of the clamps 77
4. Organizational and economic section 80
5. Safety and environmental friendliness of the project 99
Conclusion 111
References used 112
Appendix A Technological process of manufacturing the beam wall 114
Appendix B The manufacturing process of the beam 125
Appendix B Slinging Schemes 137
Appendix D Specifications 144

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