MACHINE TOOL Prof kiran gore Machine tool Metal
- Slides: 52
MACHINE TOOL Prof. kiran gore
Machine tool Metal cutting machine tool 1. Lathe machine 2. Drilling machine 3. Milling machine 4. Shaping machine Surface finishing machine tool 1. Grinding machine 2. Honing machine 3. Lapping machine 4. Polishing machine
LATHE MACHINE The main function of lathe machine is to remove unwanted material from the work peace in the form of chips to give desired shape & size. BASIC ELEMENTS OF LATHE MACHINE The lathe machine consist of following principle parts 1. 2. 3. 4. 5. 6. Bed Head stock Tail stock Carriage Lead screw Feed mechanism
BASIC ELEMENTS OF LATHE MACHINE
LATHE BED
LATHE BED
HEAD STOCK
HEAD STOCK Chuck
TYPES OF CHUCK Chuck Three jaw chuck Four jaw chuck
THREE JAW CHUCK
FOUR JAW CHUCK
TAILSTOCK
TAIL STOCK DEAD CENTER HAND WHEEL
CARRIAGE
PARTS OF CARRIAGE 1. 2. 3. 4. 5. The carriage has five parts Saddle Cross slide Compound rest Tool post Apron
PARTS OF CARRIAGE
LEAD SCREW
FEED DRIVE
Lathe Size
Lathe Size
LATHE MACHINE OPERATION q Parting q Turning q Tapper turning q Facing q Chamfering q Grooving q Knurling q Drilling q Boring q Reaming q Threading
TURNING Øprocess – reducing the diameter of W/p ØCutting tool - Turning tool ØTool type- Single point cutting tool ØFeed- Longitudinal feed
TURNING TYPES Step turning Straight turning
TAPER TURNING
TAPER TURNING OPERATION ON WORKPIECE
FACING Øprocess – Reducing the length of W/p ØCutting tool - Turning tool / Facing tool ØTool type- Single point cutting tool ØFeed- Cross feed
FACING OPERATION ON WORKPIECE Before After
CHAMFERING ØProcess – Removing the sharp edges of W/p ØCutting tool – Chamfering tool ØTool type- Single point cutting tool ØFeed- Cross feed
CHAMFERING OPERATION ON WORKPIECE
GROOVING ØProcess – Providing narrow groove on cylindrical surface of the W/p ØCutting tool – Grooving tool ØTool type- Single point cutting tool ØFeed- Cross feed
GROOVING OPERATION ON WORKPIECE
PARTING ØProcess – Cutting the W/p in to two parts ØCutting tool – Parting tool ØTool type- Single point cutting tool ØFeed- Cross feed
PARTING OPERATION ON WORKPIECE
KNURLING ØProcess – Embossing diamond shaped pattern on the surface of the W/p ØCutting tool – Knurling tool ØTool type- Malty point cutting tool ØFeed- Longitudinal feed
KNURLING OPERATION ON WORKPIECE
DRILLING
DRILLING OPERATION SETUP ØProcess –Process of producing a circular hole in W/p ØCutting tool – Drilling tool ØTool type- Multipoint cutting tool ØFeed- Forward feed
DRILLING OPERATION ON WORKPIECE
BORING
BORING OPERATION SETUP ØProcess –Enlarging previously drilled hole ØCutting tool – Boring tool ØTool type- Single cutting tool ØFeed- Forward feed
BORING OPERATION ON WORKPIECE
REAMING
REAMING OPERATION SETUP ØProcess –Smoothing the internal drilled hole ØCutting tool – Reamer tool ØTool type- Multipoint cutting tool ØFeed- Forward feed
REAMING OPERATION ON WORKPIECE
THREADING External threading ØProcess –producing helical groove on the external surface of cylindrical W/p ØCutting tool – Threading tool ØTool type- Single cutting tool ØFeed- Longitudinal feed
EXTERNAL THREADING ON WORKPIECE
THREADING Internal threading ØProcess –producing helical groove on the internal hole of cylindrical W/p ØCutting tool – Threading tool ØTool type- Single cutting tool ØFeed- Longitudinal feed
INTERNAL THREADING SETUP
INTERNAL THREADING ON WORKPIECE
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- Kiran abraham
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- Physical properties of metals
- Periodic trends acidity
- Compare the properties of metals and nonmetals
- Nwell
- Metals used
- Substances
- Metals react with nonmetals to form ionic compounds by
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- Metal and non metal definition
- Características de los metales y no metales
- Examples of non metal
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- Sintering meaning
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