Tool Geometry-Welding and Drawing-Lecture Slides, Slides for Welding Technologies. Aligarh Muslim University
shashank_53
shashank_5323 July 2012

Tool Geometry-Welding and Drawing-Lecture Slides, Slides for Welding Technologies. Aligarh Muslim University

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This lecture was delivered by Prof. Manindra Chattopadhyay for Welding and Drawing course at Aligarh Muslim University. It includes: Tool, Geometry, Angle, Radius, Cutting, ERA, Isometric, View, Lead
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Tool Geometry-Welding and Drawing-Lecture Slides.pdf

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Elements of Tool Geometry

The tool geometry is defined by seven elements

1. Back rake angle (b) 2. Side rake angle (s) 3. Side relief angle (SRA) 4. Side cutting edge angle (SCEA) 5. End relief angle (ERA) 6. End cutting edge angle (ECEA) 7. Nose radius (NR)

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How to grind END RELIEF ANGLE (ERA)

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How to grind END RELIEF ANGLE (ERA)

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END RELIEF ANGLE (ERA)

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How to grind SIDE RELIEF ANGLE (SRA)

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SIDE RELIEF ANGLE (SRA)

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How to grind the RAKE ANGLE

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Top rake angle

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How to grind NOSE RADIUS (NR)

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NOSE RADIUS (NR)

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Tool Geometry

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Isometric View

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Altering Lead angle

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Power Transmission

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Belts and pulley system

 Flat belt drive  Vee belt drive  Toothed belt drive  Roller chain drive

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Belts and Pulley

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Gear system

 Spur gear drive  Helical gear drive  Bevel gear drive

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Spur gear drive

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