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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
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Blades
I am getting an idea of how to make a wire stripper. I will need blades of
some sort. Something that is very sharp, and that will stay sharp, and take abuse. I want to find something out of a used machine of some type. My friend also bought a small stripper that uses what looks to be a blade out of a copper tubing cutter. It has drive gears to push the wire through an opening, and the blade slices the coating. I was wondering about something like that, or driving it over a stationary slicing blade to skin off just so much. Any suggestions? Ideas? Steve www.heartsurgerysurvivalguide.com |
#2
Posted to rec.crafts.metalworking
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Blades
On 01/17/2012 07:48 PM, Steve B wrote:
I am getting an idea of how to make a wire stripper. I will need blades of some sort. Something that is very sharp, and that will stay sharp, and take abuse. I want to find something out of a used machine of some type. My friend also bought a small stripper that uses what looks to be a blade out of a copper tubing cutter. It has drive gears to push the wire through an opening, and the blade slices the coating. I was wondering about something like that, or driving it over a stationary slicing blade to skin off just so much. Any suggestions? Ideas? You might model it after a mouse's jaw. Use gnawing action. |
#3
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Blades
On Jan 17, 10:48*pm, "Steve B" wrote:
I am getting an idea of how to make a wire stripper. *Any suggestions? *Ideas? Steve www.heartsurgerysurvivalguide.com When I am doing wiring, I strip the wire using linemans pliers. You do not put the wire in the jaws of the pliers. Instead you put the wire right behind the pivot on the handle side. And when you mash down on the handles , the insulation in crushed. You might make a wire stripper that works the same way. Two rollers spaced apart by slightly less than the diameter of the wire. The wire goes through the rollers and the insulation is crushed into two pieces. No sharp blades to get dull. Harbor Freight used to sell a rolling mill similar to this one. http://www.amazon.com/Rolling-Mill-J...uct/B000RB5CXC \ Dan |
#4
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Blades
"Steve B" wrote in message .. . I am getting an idea of how to make a wire stripper. I will need blades of some sort. Something that is very sharp, and that will stay sharp, and take abuse. I want to find something out of a used machine of some type. My friend also bought a small stripper that uses what looks to be a blade out of a copper tubing cutter. It has drive gears to push the wire through an opening, and the blade slices the coating. I was wondering about something like that, or driving it over a stationary slicing blade to skin off just so much. Any suggestions? Ideas? Steve For stripping the insulation off that pile of copper wire? I'm questioning _your_ skills...... ;)} |
#5
Posted to rec.crafts.metalworking
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Blades
On 1/17/2012 10:48 PM, Steve B wrote:
I am getting an idea of how to make a wire stripper. I will need blades of some sort. Something that is very sharp, and that will stay sharp, and take abuse. I want to find something out of a used machine of some type. My friend also bought a small stripper that uses what looks to be a blade out of a copper tubing cutter. It has drive gears to push the wire through an opening, and the blade slices the coating. I was wondering about something like that, or driving it over a stationary slicing blade to skin off just so much. Any suggestions? Ideas? Steve www.heartsurgerysurvivalguide.com How much volume? The BIG users of wire that need it stripped use machines that use wire brushes to quickly and accurately strip wire. It's simply two brushes that rotate against each other and the wire is inserted and held between them and ZING---wire is stripped. I don't make these but I handle them. http://www.osborn.com/ProductDetail....125&OverStock= http://www.osborn.com/XTab.aspx?cat=... &grp=231TT12 |
#6
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Blades
We have a Eubanks 2700 at work that I found for us on Ebay several years
ago. It uses three pairs of blades about 3/4" wide by 1" tall by maybe 0.04" thick with a V sharpened into the ends. The left pair cuts the insulation for the strip on the leading end of the next piece of wire to be ejected, the middle pair cuts the wire so the current piece can be ejected, and the right pair cuts the insulation to strip the trailing end of the current piece. A so-so pic can be seen in the fourth picture at the bottom of ebay item 370546571759. The three lower blades are ganged on a cross bar which is driven up by a pneumatic cylinder with the stroke controlled by a micrometer, you set the upper set and lower set independently to keep the wire centered and to just cut the insulation without nicking the wire, and the three upper blades are on a similar set up to push down. Strip lengths are set by the blade spacing, cut lengths are set in the computer and measured with a rotary encoder. The only differences between a 2600 and 2700 are the range of wire sizes and cut lengths, the mechanics are almost identical. These workhorses date from maybe the early 80's to not too long ago, and can be had for well under $1000 which may get close to what you can build something for. Eubanks is still in business, you could ask them how much for a set of blades. We are still on the set that came with our machine :-). ----- Regards, Carl Ijames "Steve B" wrote in message .. . I am getting an idea of how to make a wire stripper. I will need blades of some sort. Something that is very sharp, and that will stay sharp, and take abuse. I want to find something out of a used machine of some type. My friend also bought a small stripper that uses what looks to be a blade out of a copper tubing cutter. It has drive gears to push the wire through an opening, and the blade slices the coating. I was wondering about something like that, or driving it over a stationary slicing blade to skin off just so much. Any suggestions? Ideas? Steve www.heartsurgerysurvivalguide.com |
#7
Posted to rec.crafts.metalworking
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Blades
" wrote: On Jan 17, 10:48 pm, "Steve B" wrote: I am getting an idea of how to make a wire stripper. Any suggestions? Ideas? Steve www.heartsurgerysurvivalguide.com When I am doing wiring, I strip the wire using linemans pliers. You do not put the wire in the jaws of the pliers. Instead you put the wire right behind the pivot on the handle side. And when you mash down on the handles , the insulation in crushed. You might make a wire stripper that works the same way. Two rollers spaced apart by slightly less than the diameter of the wire. The wire goes through the rollers and the insulation is crushed into two pieces. No sharp blades to get dull. Harbor Freight used to sell a rolling mill similar to this one. http://www.amazon.com/Rolling-Mill-J...uct/B000RB5CXC Some large photocopiers have a nice set of gear driven rollers, with adjustments on each end to set the tension. One thing, though. You want a plate with holes in front of the gap, to keep your fingers out of them, and you don't want to hold the wire too close to that plate in case you get a loop around your hand, or a finger. A footswitch is a nice safety feature, too. The AC motor that drives the copier may be heavy enough to drive the machine, as well. Some areas have plenty of junk machines that no one wants to bother with picking up. I passed a repair place a few months ago, and there were about a dozen sitting by their dock. I was too sick that day to stop, and ask about them. There is a lot of nice rod & bearings in some machines, and up to a half pound of good quality hardware. I have one to pick up, as soon as I have room for it, but I hate to scrap it. It has about $500 worth of new toner cartridges stored in the base. -- You can't have a sense of humor, if you have no sense. |
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