Manual beam crane

Introduction......................................................................................9

1. GENERAL PART........................................................................... 13

1.1. The relevance of the developed hoisting mechanism        13

1.2. Purpose and design features of the hoisting mechanism.........................................................................................  13

2. TECHNOLOGICAL SECTION 15

2.1. Brief technical description of the mechanism.............................  15

2.2. Instructions for the process of assembly, installation and installation of the hoisting mechanism...........................................................  17

3. DESIGN SECTION.......................................................19

3.1. Description of CAD tools.........................................................  19

3.2. Calculation of the lifting mechanism.......................................  22

3.3. Calculation data..................................................................  22

3.3.1. Beam Calculation...................................................................  23

3.3.2. Calculation of bolted joints of beam fastening to 
Brackets............................................................................  28

3.3.3. Calculation of brackets.......................................................  28

3.3.4. Wheel calculation....................................................................  34

3.3.5. Calculation of the cat..................................................................  36

3.3.6. Calculation of support platforms.............................................  41

3.3.7. Crosshead calculation..............................................................  44

4. ECONOMIC SECTION..........................................................51

4.1. Cost classification system and cost estimate by economic elements..............................................................  51

4.2. Calculation of costs for completing production for the manufacture of a hoisting mechanism....................................  53

5. LABOR PROTECTION. SAFETY AND INDUSTRIAL SANITATION RULES.................................................59

5.1. General Provisions....................................................................  59

5.2. Radiation safety....................................................  60

5.3. Safety requirements for working at height....................  62

5.4. Safety requirements for work in cramped conditions        63

6. CONCLUSION............................................................................65

REFERENCES.....................................66