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DIY 48 inch Sheet Metal Bending Brake

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rosy
 rosy
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Finally decided to fabricate a sheet metal bender because I needed one to finish a previous project. I made use of an old I Beam measuring 4" X 6" X 58" as my main base. Also made use of some scrap angle bars with 1/4" thickness and flat bars of 1/2" thick. The I Beam is 58" in length but its more for a 48" wide bend.

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Posted : 24/01/2017 2:40 am
rosy
 rosy
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This is the I Beam that will be my main base. Got my 5" angle grinder and fitted it with a cup brush to clean and
remove some old paint and rusts.

And these are the other components for the sheet bender, 1/2" X 3" flat bar and some assorted angle bars,
2 1/2" and 3", both 1/4" thick.

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DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 24/01/2017 3:31 am
rosy
 rosy
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And for my HINGES :

As for my hinges, I used an old 3/4" BI pipe with 1/8" thickness as the bushing and then bought a shafting rod as
my pin. Brought the shafting rod to a machine shop to have the rod sort of shave the surface a little to fit inside my
bushing. Also cut the BI pipe into different sections. 4 pcs of 1 1/4" and 2 pcs of 2".

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 25/01/2017 3:47 am
rosy
 rosy
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Then cut my 2.5" X 2.5" angle bar to 58", same length as the I Beam for which I cut a small portion of the end tips
of the angle bar to fit my hinges, that's about 4 5/16" in length. Sorry but this process I forgot to take some pics the
same with the cutting of some portion of the I Beam at both ends.

These are the welded hinges at both ends of the I Beam and the angle bar.

These are just the underside of the angle bar. Simply made some spot welds to just strengthen the hold of the hinges
to the surface of the angle bar.

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 25/01/2017 4:05 am
rosy
 rosy
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This is how I cut the end of the angle bar where my hinges will seat and be welded.

The hinge will sit on top of that portion where it will be welded permanently.

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 26/01/2017 2:21 am
rosy
 rosy
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Decided to cut some triangular gussets as support under the angle bar to prevent future movement/warping
during the process of bending thicker sheet metal.

Its 3/8" thick.

This is how these gussets will be placed and welded under the angle bar.

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 26/01/2017 2:36 am
rosy
 rosy
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Now working on the brake, my 3" width flat bar is kinda short in width for the angle bar that will seat and be
welded on top so I decided to cut some pieces of plates with the same thickness and would place them
on both ends and the middle, I will simply do a full weld on the plates, this will secure its hold on the angle bar when welded.

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 26/01/2017 3:07 am
rosy
 rosy
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And the two other plates that were full welded had the same outcome.

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YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 26/01/2017 3:14 am
(@joey81)
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Nice to see you welding again, rosy. BTW, where do you buy scrap metal? I might build a welding table.

 
Posted : 26/01/2017 9:04 am
rosy
 rosy
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HEHEHE, actually bro I have been doing metal works continuously last year working on my welding cart which is nearing completion plus other small projects as requested by the wife. I just need to work on this particular metal bender for the drawer of the cart.

I source my metals from a metal store near our house, also from a scrap metal depot near us and from some junk yard around the neighborhood.

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 26/01/2017 1:55 pm
rosy
 rosy
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Well this is another part of the brake that I have to work on. Cut some 3" X 3" angle bar of 3 3/8" wide. I need a thicker angle bar so these two will be welded together one on top of the other but before that, preparations has to be made, I beveled all the edges and also drilled four holes on one angle bar, purpose of this is that so I can also weld and plug the middle portion of the other angle bar.

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CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 27/01/2017 3:07 am
rosy
 rosy
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[img2=json]{"data-align":"none","data-size":"custom","src":"http://i1064.photobucket.com/albums/u378/sygui2/metal%20sheet%20bending%20brake/gedc0213_zpsdgzqpdwp.jpg"}[/img2]

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 27/01/2017 3:12 am
rosy
 rosy
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Posts: 4307
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Topic starter
 

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 27/01/2017 3:21 am
rosy
 rosy
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Posts: 4307
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Topic starter
 

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 27/01/2017 3:42 am
rosy
 rosy
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After working on the two angle bars, drilled holes for the bolt and polished with a flap disc,
decided to assemble the main brake.

Positioned the angle bar to one end of the prepared flat bar.

I will attach and do some1 1/ 2" or so of fillet weld in this corner.

CIGWELD Weldskill 250 amp Mig Welder
AHP Alpha-TIG 200X welder
HITRONIC 300 Amp DC Inverter IGBT Welder
YAMATO 300 amp AC Stick Welder
YAMATO 200 amp DC Inverter IGBT Welder
DeWALT Chopsaw
HOBART and ESAB Welding Helmets
cloned STIHLs
MS 044 chainsaw
MS 070 chainsaw

 
Posted : 03/02/2017 12:43 pm
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