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previous: R.G. So - how does one make a good tensi... -- 9/7/2002 11:25 PM View Thread

Re: Tensioners

9/8/2002 5:08 PM
Dr. Strangelove
Re: Tensioners
RG wrote:
"So - how does one make a good tensioner for their drill press?"
Perhaps by mounting a pully on a postal scale and pre-loading it for 1 ounce (~ 28 grams).  
I looked at commercial wire tensioners or "dereelers" for coil winding and simplest mechanical ones look like a mixture of pinch rollers plus a spring-loaded pulley on a swing arm.  
The best picture I could find for one is at  
Note the felt wheel at the lower left.  
More general stuff at:  
Electronic closed-loop servo-controlled tensioners sit at the top in performance.  
No prices that I can tell, but I imagine that the cheapest ones cost hundreds of dollars. If you can get good results with felt pads or sewing machine guides instead of spending $$$, well...