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Instructions:ShopBot 3-Axis CNC Mill: Difference between revisions

From North Forge
Added cyclone instructions, tidied up language, clarified PPE requirements, added detail to spoilboard policy, added a few missing periods.
m Minor wording tweaks
 
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* Change in sound
* Change in sound


STOP AND INSPECT THE DUST COLLECTOR FOR SIGNS OF FIRE. More details to follow here.
STOP AND INSPECT THE DUST COLLECTOR FOR SIGNS OF FIRE.  


=== '''PPE''' ===
=== '''PPE''' ===
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|-
|-
|Fire
|Fire
|Friction from tools, improperly installed tools
|Friction from tools
Improperly installed tools
Overfilled dust collector
|Use correct feeds and speeds
|Use correct feeds and speeds


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Do not leave the ShopBot unattended
Do not leave the ShopBot unattended
Always check the dust collector before starting and empty if needed
|
|
|-
|-
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|Workpiece shattering
|Workpiece shattering
Tool shattering
Tool shattering
Tool slipping
Tool slipping
Collision with fixtures and clamps
Collision with fixtures and clamps
Debris in wood
Debris in wood
|Check for cracks, knots, and debris in wood
|Check for cracks, knots, and debris in wood




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# If the dust collector is less than halfway full, scoop or dump the contents of the bag into an existing can. If it is more than halfway full, remove the bag and discard it the garbage can.
# If the dust collector is less than halfway full, scoop or dump the contents of the bag into an existing can. If it is more than halfway full, remove the bag and discard it the garbage can.


Empty the main dust collector when the dust has piled halfway up the viewing window. Check before and after use and empty if required. Overfilled dust collectors can start a fire.
Empty the main dust collector when the dust has piled halfway up the viewing window. Check before and after use and empty if required. '''Overfilled dust collectors can start a fire.'''


Break down large pieces before putting them garbage bins. Round off sharp corners to avoid puncturing the bag and injuring the person carrying it.
Break down large pieces before putting them garbage bins. Round off sharp corners to avoid puncturing the bag and injuring the person carrying it.
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# Use a dustpan, vacuum, and broom to remove most of the dust from the table, and gantry.
# Use a dustpan, vacuum, and broom to remove most of the dust from the table, and gantry.
# Use compressed air to clean the gantry. Focus on areas where parts interact: rack and pinion, spindle mount, motor mounts, etc.
# Use compressed air to clean the gantry. Focus on areas where parts interact: rack and pinion, spindle mount, motor mounts, etc.
# Clean the floor using a broom and dustpan, shop vacuum, or the dust collector hose. Replace the dust collector hose when done.
# Clean the floor using a broom and dustpan, shop vacuum, or the dust collector hose. Make sure to clean under the ShopBot and the corners of the room. Replace the dust collector hose when done.
# Empty any garbage bins that are more than 75% full and replace the bag.
# Empty any garbage bins that are more than 75% full and replace the bag.
# Empty the dust collector if required.
# Empty the dust collector if required.
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Most profile cuts will cut entirely through the workpiece and into the spoilboard below. In order to cut all the way through the material without unnecessarily damaging the spoilboard, North Forge suggests programming cuts using the following formula:
Most profile cuts will cut entirely through the workpiece and into the spoilboard below. In order to cut all the way through the material without unnecessarily damaging the spoilboard, North Forge suggests programming cuts using the following formula:


Depth of Cut = Stock Thickness + 0.01”
'''Depth of Cut = Stock Thickness + 0.01”'''


Always measure stock thickness with calipers, never with tape measures or nominal dimensions.
This normally results in cutting all the way through the material without excessively damaging the spoilboard. Always measure stock thickness with calipers, never with tape measures or nominal dimensions.


If your cut penetrates deeper than 0.06” into the spoilboard, please stop and investigate. If the stock is set up correctly and the depth of cut is appropriate, the collet may be dirty or damaged and the tool slipping out, or the secondary spoilboard may not be perfectly parallel to the gantry (for example due to debris between the primary and secondary spoilboard, or issues with the underlying phenolic plenum).
If your cut penetrates deeper than 0.06” into the spoilboard, please stop and investigate. If the stock is set up correctly and the depth of cut is appropriate, the collet may be dirty or damaged and the tool slipping out, or the secondary spoilboard may not be perfectly parallel to the gantry (for example due to debris between the primary and secondary spoilboard, or issues with the underlying phenolic plenum).
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* Use nails to secure your stock to the vacuum spoilboard
* Use nails to secure your stock to the vacuum spoilboard
* Use excessively long screws (ie long enough to pierce both the secondary spoilboard and the vacuum spoilboard).
* Use excessively long screws (ie long enough to pierce both the secondary spoilboard and the vacuum spoilboard).
* Use glue on the screw spoilboard.
* Use glue on the screw spoilboard or main spoilboard.


==== '''SPRAY ADHESIVE METHOD''' ====
==== '''SPRAY ADHESIVE METHOD''' ====
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# Press the two surfaces firmly together and hold for 30 seconds.
# Press the two surfaces firmly together and hold for 30 seconds.
# Test the hold by trying to move the workpiece sideways.
# Test the hold by trying to move the workpiece sideways.
Do not use glue on the screw spoilboard or main spoilboard. Do not use screws on the glue spoilboard.


==== Other ====
==== Other ====