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Looking For Rollers

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Posts: 161
Member
 

Brian,

Do you think it would be worth while to make it reversable?

Russell

 
Posted : 20/11/2012 9:35 pm
Steve Culver
Posts: 827
Prominent Member Master Bladesmith/ABS Instructor
 

Brian,

Nice looking machine!! Great adcvice too. Thanks for posting all of this up!

 
Posted : 20/11/2012 10:32 pm
Posts: 209
Estimable Member Journeyman Bladesmith (5yr)
 

Glad to help Zach

Russell, As long as the reducer is set up to run either direction, you could put a reversing switch on the motor. The only reason I would see for doing this is to keep the taper that happens from getting too large. What I do for this since my bottom roller is moved by the jack, I just leave it where it is at when the billet comes out and feed it in from the backside starting with the end that has already been rolled. You get a very smooth even billet this way.

Thanks Steve.

Brian

 
Posted : 21/11/2012 7:59 am
Posts: 22
Eminent Member Apprentice Bladesmith
 

Here is a picture of my Hydraulic rolling mill which is attached to my hydraulic press. Both units run off the same power unit.

(hope Ron doesnt mind his picture being posted here)

Jim

Attached files

 
Posted : 21/11/2012 10:26 am
Posts: 209
Estimable Member Journeyman Bladesmith (5yr)
 

Nice setup Jim. This makes for an even simpler design as I trust you have the hydraulic motor direct coupled to the drive roller. Although hydraulic motors are expensive, in the long run, they are probably cheaper than a motor reducer combination if you have or are going to build a hydraulic press anyway.

What type of hydraulic motor are you using (gear, piston, gerotor)? Did you size the motor by the displacement of the motor compared to the output of the pump, or are you using flow dividers or control valves to regulate speed?

Brian

 
Posted : 21/11/2012 1:00 pm
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