This is topic OFFSET ON ROLANDS in forum Old Archives at The Letterville BullBoard.


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Posted by old paint (Member # 549) on :
 
i axed bronzo on the post he did the old signs...no answer so ill post it by its self.
i would like to know what your offset setting is on your rolands, also do you have to change it when you go from a 45 degree to 60degree blade and where to set for both so i dont get that little connection left after cutting where the blade starts and stops cutting that line.
 
Posted by timi NC (Member # 576) on :
 
Joe the offset is the difference from dead center on the axis of each individual blade to the end point tip of the blade.If the blade is ground at an angle this can vary due to the fact that the tip of the blade may not be the same point that the blade cuts through the vinyl. This can vary from blade to blade and even vary if the blade wears well for a length of time.Some programs will let you change the variable within the software to acount for the difference so the plotter can cut more accurately.I would think it is something that you wouldn't notice till you cut very small copy.As for a set number, that would be in the plotters manufacturer specs for the blade and any after market blade manufacturer's specifications.

Oh yea,...it may vary when blade holders wear after years of use as it is usually measured in thousandths of an inch,much like bearing clearances.

[ May 07, 2002, 04:24 PM: Message edited by: timi NC ]
 
Posted by Dave Grundy (Member # 103) on :
 
Joe...My CM-24 uses a blade ofset of 0.25 mm for both the 45° and the 60° blades. I don't change it at all and have no problem with the cuts not meeting.
 
Posted by A Signs (Member # 1425) on :
 
Hi Joe,
I have a CX-24 and find that the 0.175 offset seems to cut the most accurately. In particular with small lettering and fine graphics I find the curves to be super smooth. With the 0.250 factory setting when you look closely at a curved letter it seems to have slight imperfections.
 
Posted by cheryl nordby (Member # 1100) on :
 
I have never changed mine since I got it 12 years ago.
 
Posted by Randy Campbell (Member # 2675) on :
 
I have a Roland PNC 1000 set at .0020
 


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