Upcut Milling (Conventional Milling) (Leaving Cert Engineering): Flashcards
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Practise the cards
12 cards from this deck
Alternative name for upcut milling
Alternative name for upcut milling
Conventional milling
Cutter rotation vs workpiece feed in upcut milling
Cutter rotation vs workpiece feed in upcut milling
Opposite direction
Most frequently used milling type
Most frequently used milling type
Upcut milling (conventional milling)
Chip thickness at start of upcut milling cut
Chip thickness at start of upcut milling cut
Very thin
Chip thickness progression in upcut milling
Chip thickness progression in upcut milling
Starts thin, gradually becomes thicker
Type of cutting action in upcut milling
Type of cutting action in upcut milling
Smooth cutting action
Effect on machine stress in upcut milling
Effect on machine stress in upcut milling
Reduced machine stress
Surface finish quality from upcut milling
Surface finish quality from upcut milling
Better surface finish
Main disadvantage of upcut milling
Main disadvantage of upcut milling
Lifting effect
Why secure clamping is essential in upcut milling
Why secure clamping is essential in upcut milling
To resist lifting forces & prevent workpiece movement
Cause of lifting effect in upcut milling
Cause of lifting effect in upcut milling
Upward force from cutter rotating against feed
Direction cutter cuts into material (upcut milling)
Direction cutter cuts into material (upcut milling)
Cuts 'up' into the material