U Minnesota Lecture

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Workshop - 1-5 PM

1PM - Lecture by Marcin

• Introduction to OSE
• Open Source Development
• Accelerating Development via Parallel Development and Module-Based Design
• Overview of workshop and relevance to Open Source Development
• Documentatio/Build Process. Video + Smart Phone + YouTube + Dozuki
• Task breakdown and Ready for Build/Document Workshop

2-5 PM - Workshop Session

• 4 Students - Laser cutting and assembly of scale model - 1/4 scale model
• 4 Students - Full Scale build of Soil Drawer
• 3D Printed Bushings - 2 students - from modeling to real print for 1.25" shaft

Laser Cut Scale Model Materials: chip board, 1/2" square sticks for legs and vertical supports

1. Break down machine into modules - Frame, Drawer, Arms, Hopper. See OSE_Christmas_Gift_to_the_World_2012#Redesign_for_CNC_Torch_Table
2. Print out IKEA-Style instructionals for the 4 modules brick press - Slide_-_IKEA_Assembly_of_Brick_Press
3. Download cutting files for scale model
4. Import into laser cutter software, reduce size to 1/4 scale
5. Cut with laser
6. Log in to Wiki, Dozuki. If you have a smartphone, download Trovebox app and log in.

1. Learn how to make a Dozuki instructional in realtime -

1. Go to Dozuki and Document these items from Development Template - transfer from scattered locations to Development Board

1. Files used - CEB_Press_CAM_Files
2. 63 - Fabrication Diagram for the module
3. 18B - Language agnostic instructional
4. 22 - pictures
5. 23 - Dozuki instructional

Soil Drawer Weld

1. Download file - File:.5IN STEEL LIBRARY.dxf
2. Document everything in the Drawer Development Spreadsheet

1. Files used
2. Pictures of process. Upload to Trovebox.
3. Dozuki instructional
4. Fabrication Diagram with Time Axis (google doc)

3D Printed Bushings

1. Download - Rob_Beddingfield_Log#THU_JAN_9.2C_2014
2. Print corresponding number of these
3. Document everything in the Drawer Development Spreadsheet

1. Files used
2. Pictures of process. Upload to Trovebox.
3. Dozuki instructional
4. Fabrication Diagram with Time Axis (google doc)

File Preparation

Keith and Kevin - shop assistants.

Entire Machine - Scale Model

2 teams - working 2 modules at a time:

• Frame -
• Hopper -
• Legs -
• Drawer -

Drawer - Metal Fabrication

• File - File:Drawer steelcut B NN 030414.dxf

Drawer Guides - 3D Printed

• [2] 3D model, bushing block, open design - File:01-232-00-0.STL

3D MODEL, PLASTIC BUSHING BLOCK, OPEN DESIGN

• [2] 3D model, bushing block, closed design - File:01-222-00-0.STL
• [4] 3D model, shaft mounts - File:01-230-00-0.STL