106
redigeringar
Table saw video script: Skillnad mellan sidversioner
ingen redigeringssammanfattning
Ingen redigeringssammanfattning |
Ingen redigeringssammanfattning |
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| Rad 3: | Rad 3: | ||
We will first go through the basics of the table saw. We will then demonstrate five different basic cuts. | We will first go through the basics of the table saw. We will then demonstrate five different basic cuts. | ||
The table saw is one of the most dangerous machines at the makerspace. This course covers the basics of how to not get hurt, but is not guaranteed to cover every risk in every situation. It is your responsibility to ensure you have the knowledge you need to make the cut you want to make in a safe way. | |||
== Basic operation == | == Basic operation == | ||
* The first step for every cut is to adjust the blade height. | * The first step for every cut is to adjust the blade height. | ||
* Use the handle on the front of the | * Use the handle on the front of the table saw to raise the blade. The blade should be raised about 10mm above the top of the piece you are cutting. | ||
* In order to cut at an angle, move the removable handle to the side of the | * In order to cut at an angle, move the removable handle to the side of the table saw and turn it to angle the blade. | ||
** There is a fastening screw to fix the angle, but it is really only needed at around 22 degrees where the blade is a bit wobbly. | ** There is a fastening screw to fix the blade angle, but it is really only needed at around 22 degrees where the blade is a bit wobbly. | ||
** To reset the blade to 90 degrees, simply turn the | ** To reset the blade to 90 degrees, simply turn the handle back until you hit the stop which is close enough to 90 degrees. | ||
* Always turn on the chip evacuator on before starting the | * Always turn on the chip evacuator on before starting the table saw. | ||
* The on/off switch is a bit hard to see and reach and there is a sharp edge above it. Learn where it is before starting to use the | * The on/off switch is a bit hard to see and reach and there is a sharp edge above it. Learn where it is before starting to use the table saw. | ||
* When you stop the | * When you stop the table saw, you will hear a buzzing of the break for a few seconds after the blade has stopped. This is normal. | ||
* Do not use any blade other than those provided by the Makerspace. The saw uses custom blades because it has a motor break. | * Do not use any blade other than those provided by the Makerspace. The saw uses custom blades because it has a motor break. | ||
* Never, ever, remove the riving knife behind the blade. It is the most important safety feature. There are table saw techniques that require your to remove the riving knife. If you want to use those techniques, get your own table saw. | * Never, ever, remove the riving knife behind the blade. It is the most important safety feature. There are table saw techniques that require your to remove the riving knife. If you want to use those techniques, get your own table saw. | ||
| Rad 19: | Rad 21: | ||
** Getting your hands caught in the blade | ** Getting your hands caught in the blade | ||
** The blade grabbing the piece you are cutting and throwing it at you with great force | ** The blade grabbing the piece you are cutting and throwing it at you with great force | ||
* And we just want to remind you that gloves, long hair, and any item of clothing that can move away from your body risks getting caught in the blade and pulling you in. | |||
== Cutting pieces that are longer than they are wide == | == Cutting pieces that are longer than they are wide == | ||
* | * To cut pieces that are longer than they are wide, use the traditional fence. | ||
=== For pieces > 20 cm wide === | === For pieces > 20 cm wide === | ||
| Rad 28: | Rad 31: | ||
* Stand on the side of the blade where the widest part of the wood will be after the cut. Keep both hands and your body on the same side of the blade. The wood on the other side of the blade may fly back and you want it to miss you if it happens. | * Stand on the side of the blade where the widest part of the wood will be after the cut. Keep both hands and your body on the same side of the blade. The wood on the other side of the blade may fly back and you want it to miss you if it happens. | ||
* Hold the wood with your hands and push it until the piece is completely cut through. | * Hold the wood with your hands and push it until the piece is completely cut through. | ||
* Do not remove the conventional fence from the | * Do not remove the conventional fence from the table saw completely. It can be pushed far enough to the side for any normal use. | ||
=== For thinner cuts === | === For thinner cuts === | ||
| Rad 35: | Rad 38: | ||
* Use the other hand to push the wood forward until the wood is completely on the table. | * Use the other hand to push the wood forward until the wood is completely on the table. | ||
* Use the second push-stick to push the wood to finish the cut. | * Use the second push-stick to push the wood to finish the cut. | ||
* Do not back out of a cut half-way. Either finish the cut, or hold still and turn off the | * Do not back out of a cut half-way. Either finish the cut, or hold still and turn off the table saw. | ||
=== For really thin pieces === | === For really thin pieces === | ||
| Rad 42: | Rad 45: | ||
== Cutting pieces that are wider than they are long == | == Cutting pieces that are wider than they are long == | ||
* | * To cut pieces that are wider than they are long, use the sliding table and the 90-degree cross-fence | ||
* For cuts like these, consider that the mitre saw is often better and safer. | |||
* First, place the metal fastening piece in place in the T-slot. Then place the cross-fence and screw it tight to the metal fastening piece. | * First, place the metal fastening piece in place in the T-slot. Then place the cross-fence and screw it tight to the metal fastening piece. | ||
* The cross-fence has a stop to make pieces of the same length. It can also be extended. | * The cross-fence has a stop to make pieces of the same length. It can also be extended. | ||
* Unlock the | * Unlock the sliding table by turning the knob underneath it 90 degrees until it does not snap back. To lock the table again, turn the knob back until it snaps back all the way in. | ||
* Pull the table back and place your piece. | * Pull the table back and place your piece. | ||
* Stand right up against the | * Stand right up against the sliding table and push the piece down against the table with your hands. As long as your hands are about 10cm from the blade, you are safe. If you hold further away you will not be strong enough to keep the piece down and the piece can come flying. | ||
* When using the | * When using the sliding table, walk with it, do not stand still and lean forward. | ||
* Always use a fence of some kind. Do not hold a piece of wood with just your hands to cut it. Your hands will wobble and the blade | * Always use a fence of some kind. Do not hold a piece of wood with just your hands to cut it. Your hands will wobble and the blade can pinch your piece and it will come flying. | ||
=== Using the traditional fence as a length guide === | === Using the traditional fence as a length guide === | ||