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Archive:Equipment/VerticalBandsaw: Difference between revisions
From London Hackspace Wiki
cool someone fixed the formatting, now some typo fixes
(cool someone fixed the formatting, now some typo fixes) |
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===Blade Installation Procedure=== | ===Blade Installation Procedure=== | ||
Phil and I set it up with a new blade. | Phil and I set it up with a new blade (ok Phil took charge of the tricky bits). | ||
The procedure we used was more or less as follows. | The procedure we used was more or less as follows. | ||
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#Slacken the middle side knob. | #Slacken the middle side knob. | ||
#Undo the top tensioner knob until you can easily get the blade over the top pulley wheel. | #Undo the top tensioner knob until you can easily get the blade over the top pulley wheel. | ||
#Put the blade in. | #Put the blade in. Flat side on right, teeth on the left looking at the front of the machine. | ||
#Get the blade central on the pulleys. | #Get the blade central on the pulleys. | ||
#Tighten top knob so the blade has enough tension not to foul inside the machine. | #Tighten top knob so the blade has enough tension not to foul inside the machine. | ||
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#Rotate by hand, tighten middle knob a little if necessary. | #Rotate by hand, tighten middle knob a little if necessary. | ||
#If really sure, plug in, be ready to switch off quickly. | #If really sure, plug in, be ready to switch off quickly. | ||
#Run the machine watching the blade position on the top pulley and where it enters the machine at the bottom. Switch off '''IMMEDIATELY''' if | #Run the machine watching the blade position on the top pulley and where it enters the machine at the bottom. Switch off '''IMMEDIATELY''' if the blade is moving towards the edge of the pulley or fouling elsewhere. Listen and watch closely. | ||
#Using the allen key, adjust the grub screw and the middle very gingerly so the blade runs in the middle of the pulleys. They interact somewhat. | #Using the allen key, adjust the grub screw and the middle knob very gingerly so the blade runs in the middle of the pulleys. They interact somewhat. | ||
#The middle knob should be fairly tight but probably not screwed in a tight as it can go. The middle knob should NOT be loose. | #The middle knob should be fairly tight but probably not screwed in a tight as it can go. The middle knob should NOT be loose. | ||
#Check top knob is tight, about as tight as you can turn it with one hand. When confident blade is running OK on pulleys and is | #Check top knob is tight, about as tight as you can turn it with one hand. When confident blade is running OK on pulleys and is suitably tensioned unplug machine. | ||
#Attach lower runner (leave the little black guard for now). Adjust left/right position so back of the blade is a micron off the bearing. Don't mess with the vertical position. | #Attach lower runner (leave the little black guard for now). Adjust left/right position so back of the blade is a micron off the bearing. Don't mess with the vertical position. | ||
#Adjust the metal pegs that the blade runs between so it is a close as possible but has a tiny gap | #Adjust the metal pegs that the blade runs between so it is a close as possible but has a tiny gap )either side. | ||
#Attach black guard and fiddle to get the runner right again. | #Attach black guard and fiddle to get the runner right again. | ||
#Attach upper runner. Adjust the metal pegs. | #Attach upper runner. Adjust the metal pegs. | ||
