Snap Fit Tone Ring Assembly
Version 8 (J. Simmons, 07/14/2018 02:05 am) → Version 9/22 (J. Simmons, 07/14/2018 02:08 am)
h1. Tone Ring Half Assembly
{{>toc}}
h2. Tools
* Holoseat Test Stand
* Magnetic Compass
* Soldering Iron with clean wide flat tip
h2. Materials
* Instant/super glue (prefer Loctite Super Glue Ultragel Control)
* (1) 18PTR-01: Snap Fit 18 Pole Tone Ring Base
* (1) 18PTR-02: Snap Fit 18 Pole Tone Ring Cover
* (18) 18PTR-03: N52 3/16" x 3/16" Neodymium Cylinder Magnets
* (1) 18PTR-04: M3 x 0.5 mm Thread Size, 3.8 mm Installed Length Heat-Set Inserts for Plastics
Note: The final build requires (2) *HS-03: Snap Fit 18 Pole Tone Ring Halves*
h2. Safety Issues
* Use safety glasses when working with small, high powered magnets to avoid eye injury from flying magnets
* Be sure to maintain physical control of magnets (those being placed and those already placed) to avoid flying magnets
h2. Product
HS-03: Snap Fit 18 Pole Tone Ring Half
h2. Procedure
h3. 1. Place Heat-Set Insert
# ..
# Set Soldering Iron to 350 Celsius
# ..
h3. 2. Place Initial Magnet
...
h3. 3. 2. Place Remaining Magnets
# Select another magnet and find its polarity by placing it along the outside edge so that it becomes attracted to the previous magnet
# Rotate the magnet from the previous step 180 degrees (so that the pole attracted to the previous magnet is facing out to create a pole pair) and place it in the next slot in the base
*INSERT PIC*
# Repeat the previous two steps until the tone ring is fully populated
*INSERT PIC*
# Align and place the *18PTR-02: Snap Fit Tone Ring Cover* over the *18PTR-01: Snap Fit 18 Pole Tone Ring Base*
# Press the parts firmly to secure the cover to the base
*INSERT PIC*
h3. 4. 3. Verify Magnet Placement
Note: You will need (2) in progress *HS-03: Snap Fit 18 Pole Tone Ring Halves* for testing
# Set up the Holoseat Test Stand
## Ensure the calibrated sensor is attached to the sensor controller
## Ensure the power and USB connections are all configured according to the test stand operating instructions
## Snap (2) in progress *HS-03: Snap Fit 18 Pole Tone Ring Halves* onto the tone ring adapter
*INSERT PIC*
# Run tone ring test(s)
*INSERT PIC*
# Remove the tone ring halves from the tone ring adapter
h3. 5. 4. Fix Cover to Base
...
h2. References
* "What Are Magnetic Poles and How to Identify Them":https://www.apexmagnets.com/news-how-tos/what-are-magnetic-poles-and-how-to-identify-them/
* "Reading a Compass":http://www.compassdude.com/compass-reading.php
{{>toc}}
h2. Tools
* Holoseat Test Stand
* Magnetic Compass
* Soldering Iron with clean wide flat tip
h2. Materials
* Instant/super glue (prefer Loctite Super Glue Ultragel Control)
* (1) 18PTR-01: Snap Fit 18 Pole Tone Ring Base
* (1) 18PTR-02: Snap Fit 18 Pole Tone Ring Cover
* (18) 18PTR-03: N52 3/16" x 3/16" Neodymium Cylinder Magnets
* (1) 18PTR-04: M3 x 0.5 mm Thread Size, 3.8 mm Installed Length Heat-Set Inserts for Plastics
Note: The final build requires (2) *HS-03: Snap Fit 18 Pole Tone Ring Halves*
h2. Safety Issues
* Use safety glasses when working with small, high powered magnets to avoid eye injury from flying magnets
* Be sure to maintain physical control of magnets (those being placed and those already placed) to avoid flying magnets
h2. Product
HS-03: Snap Fit 18 Pole Tone Ring Half
h2. Procedure
h3. 1. Place Heat-Set Insert
# ..
# Set Soldering Iron to 350 Celsius
# ..
h3. 2. Place Initial Magnet
...
h3. 3. 2. Place Remaining Magnets
# Select another magnet and find its polarity by placing it along the outside edge so that it becomes attracted to the previous magnet
# Rotate the magnet from the previous step 180 degrees (so that the pole attracted to the previous magnet is facing out to create a pole pair) and place it in the next slot in the base
*INSERT PIC*
# Repeat the previous two steps until the tone ring is fully populated
*INSERT PIC*
# Align and place the *18PTR-02: Snap Fit Tone Ring Cover* over the *18PTR-01: Snap Fit 18 Pole Tone Ring Base*
# Press the parts firmly to secure the cover to the base
*INSERT PIC*
h3. 4. 3. Verify Magnet Placement
Note: You will need (2) in progress *HS-03: Snap Fit 18 Pole Tone Ring Halves* for testing
# Set up the Holoseat Test Stand
## Ensure the calibrated sensor is attached to the sensor controller
## Ensure the power and USB connections are all configured according to the test stand operating instructions
## Snap (2) in progress *HS-03: Snap Fit 18 Pole Tone Ring Halves* onto the tone ring adapter
*INSERT PIC*
# Run tone ring test(s)
*INSERT PIC*
# Remove the tone ring halves from the tone ring adapter
h3. 5. 4. Fix Cover to Base
...
h2. References
* "What Are Magnetic Poles and How to Identify Them":https://www.apexmagnets.com/news-how-tos/what-are-magnetic-poles-and-how-to-identify-them/
* "Reading a Compass":http://www.compassdude.com/compass-reading.php