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Indian railways summer trainning ppt
- 1. A PRESENTATION ON MECHANICALWORKSHOP NORH EAST RAILWAY GORAKHPURSUBMITTED TO: SUBMITTED: MR.AMIT YADAV ALOK RAJ ARYA ROLL NO. 12XXXXX05
- 2. A PRESENTATION ONMECHANICAL WORKSHOP NORH EAST RAILWAY GORAKHPUR SUBMITTET BY: PRADEEP ARYA ROLL NO. 12XXXXXX05
- 3. INTRODUCTION OF MECHANICAL WORKSHOP GORAKHPUR Gorakhpur mechanical workshop is established in 1903 for repair and overhauling purpose of steam locomotives. At present it is used to periodic over hauling and maintenance purpose of AC and NON AC coaches. The workshop having capacity to overhauled 180 coaches per month.
- 4. LIST OF SHOPSIN THIS WORKSHOPS MACHINE SHOP. PAINTING SHOP. WHEEL AND SHAFT SHOP. SPRING SECTION HEAT TREATMENT SHOP JIG AND FIXTURE.
- 5. CONT…. BRAKING SHOP. SHELL SHOP.
- 6. MACHINE SHOP MACHINESHOP IS DIVIDED INTO TWO CATEGORY- Automatic machine( N.C.BORING,CNC LATHE,HEAVY DRILLING MACHINE ETC.) MANUAL MACHINE---DRILLING MACHINE, SHAPER, SLOTTER, PLANNER , LATHE,ETC. The different type of machining is done on this shop. For automatic machines skilled worker is required and in manual section average worker can work.
- 7. PAINT SHOP Inthis shop painting has been done of different parts of coaches and bogie. Painting is done by either manually or by spray machines as per requirement and depending upon work load . The spray machines consume more paint and wastage of paint is more. Manual painting is slow but no wastage of paint .
- 8. WHEEL AND SHAFT SHOP In this shop repair of wheel and shaft(axel) is undertaken. The wheel is first tested on wheel testing machine. And after that further treatment is done on the basis of result of testing. The shop consist of machine like-Axel journal testing machine, Hydraulic wheel press machine , Axel turning lathe, vertical turning lathe.
- 9. SPRING SECTION Inthis section coil and leaf spring are made. The testing of leaf spring is also done in this shop by (1)Visual and magnetic crack detection. (2)Spring scraping machine. (3) D’ buckling machine. Various other machines in this shop-Quenching tank, Tempering furnace, Rolling machine, Cambering machine, Hardness testing machine.(BHN)
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- 11. HEAT TREATMENT SHOP Heattreatment is the process of heating and cooling of material to change its physical and mechanical properties without changing the original shape and size. In this shop machine parts are heated for long time below its melting point and after that some parts are cooled in water and some parts are cooled in air or oil as per physical and mechanical properties is required.
- 12. HEAT TREATMENT INFURNANCE
- 13. JIGS AND FIXTURE SHOP If a component to be produced in small numbers then procedure adopted is marketing out , setting on machine, clamping to machine table. Nevertheless it would be for producing same component in large quantities because of economic reason. A faster and more profitable method calls for a device jig & fixture.
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- 15. BRAKING SHOP Inthis shop braking system of coaches is maintained. In present time mainly air braking system in use in the coaches . The main parts of air braking system are following- BRAKE CYLINDER, BRAKE PIPE, FEED PIPE,DISTRIBUTOR PIPE, ANGLE COCK, HOUSE PIPE, AUXILIARY RESERVOIR, ISOLATING COCK, DIRT COLLECTOR, PASSENGER EMERGENCY ALARM SYSTEM.
- 16. SHELL SHOP Shellshop is divided into two parts- FITTING SHOP- In this shop roof, floor, body, seats etc maintained by using of tools . WELDING SHOP-Co2 arc welding, Bharat cutting gas, Oxy-acetylene gas welding, electric arc welding is used. Mainly oxy-acetylene gas welding is used due to orientation and space problem.
- 18. TYPES OF WELDINGIN SHELL SHOP 1. Co2 Arc Welding. 2. Manual Metal Arc Welding. 3. Bharat Cutting Gas. (B.C.G) 4. Liquefied Petroleum Gas. 5. Oxy-Acetelene Gas Welding.
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