Download presentation
Presentation is loading. Please wait.
Published byBlaise West Modified over 9 years ago
1
Care & Feeding of Machines Feeding parts –orientation –singulation Material obtained from: –Boothroyd, Automatic Assembly –Ken Goldberg, UCB Industrial Engr Oper. Rsrch (http://www.ieor.berkeley.edu/~goldberg/index.htm l) –Robert-Paul Berretty, PhD thesis, Utrecht ( http://www.library.uu.nl/digiarchief/dip/diss/1940512/full.pdf )
2
Designing Parts for Feeding Symmetry Asymmetry Tangling Shingling Wedging
3
Symmetry
4
Asymmetry
5
Tangling
6
Shingling
7
Wedging
8
Designing for Insertion
9
Inserting Pegs in Round Holes
10
Screw Thread Mating
11
Simplifying the Design
12
Fastener Feeding Requirements Orientation –vibrating bowl –non-vibrating feeders (see Boothroyd - Assembly Automation) Singulation –escapement mechanisms –pick and place Vision and Robots Pre-collated components
13
Singulation
17
Variety of Feeding Methods
18
Gravity Feeders
19
Bowl Feeders
24
Design Factors –Part symmetry –Selector efficiency E=F o /F i –Recirculation effects
25
Bowl Feeders - Trap Design
27
Non-vibrating Feeders
29
Pick & Place
31
Pre-collated Components
32
Conveyors Orienting with pins or fences
33
Conveyor part orientation - pins
36
Conveyor part orientation - fences Any polygonal part can be oriented up to symmetry by a fence design
37
Conveyor part orientation - fences
39
Conveyor part orienting - 3D parts
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.