Fixtures and End Effectors Flashcards
1
Q
Fixture
A
a mechanical device that can be used for locating a part repeatedly in a known position and clamping it securely
2
Q
End-Effector
A
a device at the end of a robot arm that is used to perform some task
3
Q
Need to do
A
Positioning and orienting a workpiece
Positive location
Repeatability
Ergonomic
Access for operations
6 points touching the workpiece allows for accurate location
Clamping
Adequate force
Reliable
No distortion
Correct clearance between drill bushing and work piece
Chip clearance to ensure accurate location
Force should be exerted against the fixture, not the clamp
Poka-Yoke
Quick change, spring loaded pins
Flexible
