Torch Table Design Rationale: Difference between revisions
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=Basic Design= | =Basic Design= | ||
*6" wide by 1/4" u-channel frame | *6" wide by 1/4" u-channel frame | ||
*Gear rack drive, 20 degree gear rack, 20 pitch (20 teeth per inch) | *Gear rack drive, 20 degree gear rack, 1/2" wide, 20 pitch (20 teeth per inch) | ||
*1" pinion gear | *1" pinion gear, rides directly on rack | ||
*z-axis of torch has manual adjustment | |||
*Sacrificial slats may be used, or another workpiece table | |||
*495 in oz [[Stepper Motors]] from xylotex, 1/4" shafts | *495 in oz [[Stepper Motors]] from xylotex, 1/4" shafts | ||
**About 31 in lb torque, or 1 G acceleration for a 60 pound gantry with 1" diameter driver gear | |||
*Gantry weight - | |||
[[Image:annotatedtable.jpg]] | [[Image:annotatedtable.jpg]] | ||
Revision as of 21:36, 16 February 2009
See Torch Table for development work.
Basic Design
- 6" wide by 1/4" u-channel frame
- Gear rack drive, 20 degree gear rack, 1/2" wide, 20 pitch (20 teeth per inch)
- 1" pinion gear, rides directly on rack
- z-axis of torch has manual adjustment
- Sacrificial slats may be used, or another workpiece table
- 495 in oz Stepper Motors from xylotex, 1/4" shafts
- About 31 in lb torque, or 1 G acceleration for a 60 pound gantry with 1" diameter driver gear
- Gantry weight -
X Axis Detail
Gantry detail
