Homemade Sheet Metal Finger Brake

I built my 32in.

Homemade sheet metal finger brake. It has a bend length of 62 inches. Homemade sheet metal finger brake constructed from scrap materials. The most important thing on a sheet metal brake is. I m sure some bright person out there will probably come up with a more elegant way to do this.

Fabricated from steel and hardware. This is a homemade finger press brake. Cut the angle iron and steel plate in sizes listed above making sure edges are square and straight. To open the brake first loosen the bolts then insert a large screwdriver between the top and bottom plate at either end.

I lifted the movable table and now have my first 90 bend. Hinge was fabricated by welding the pivot pins to the movable section of the table. Twist a steel wire ø1 2mm around the pivot and place it at the gap on edge of bender. Select materials that will be strong enough for your needs.

Lay the 7 x42 piece on top of the 14 piece with the front edges. The finger is back from the pivot line by the thickness of that stainless steel plate that you see all the way to the left. Adjust and do a tack weld at side of pivot and the top corner of angle iron point 1. I love working with metal but i ve always struggled to get perfect 90 bends.

To its left is my wide finger which is holding down a strip of sheet metal. It will be powered by two 20 ton air operated bottle jacks. The axis of rotation center of bender to be inline to bending line. I will be used to make.

Time to try out the finger brake. Generally i ll stick the piece to be bent in the vise and smack it around until it s bent. Next insert your sheet metal lining up the bend line with the edge of the top plate. 1 4 inch 0 6 cm steel plate with bracing will enable.

Blocks were welded to the fixed part of the table. Its also a fun project and you know the out come is going to work no guessing involved. Since it almost always bends crooked i end up rebending and generally just. Homemade sheetmetal brake designed to accommodate finger brakes.

Finger brakes are positioned accurately using clamps and shims for perfect bends. I have clamped a square to the fixed table.