Punching and Other Holemaking Articles

Making holes is a critical capability for fabricators. This technology area covers ironworkers, perforating machines, piercing machines, drills, slotting machines, single-station punch presses, turret punch presses, and combination laser/punch presses.

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5 factors driving the punch/laser cutting machine investment

October 5, 2016 | By Brian Welz

Does a punch/laser combination system make sense for your operation? For the answer, consider these five factors: part geometry; process throughput; lean manufacturing; process flexibility; and automation.

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New forms in punching

July 28, 2016 | By John Ripka

Metal fabricators are familiar with forming shapes such as louvers on a punching machine, but that's just the tip of the iceberg. Punching tools today can produce forms, such as hinges, which could be used to streamline production on the shop floor. Fabricators just need to open their eyes and take in the possibilities.

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Sheet metal fabrication basics: 7 strategies for punching success

March 2, 2016 | By Glen Shuldes

One of the most mature technologies in metal fabrication, punching is also one of the most misunderstood, perhaps because the process can ccomplish so much—punch myriad shapes, form, even bend flanges. Regardless, if a shop follows some basic strategies, it will be well on its way to better parts and greater throughput.

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Punching on a press brake

March 1, 2016 | By Henry Llop

Looking to breathe new life into an older press brake? C-frame tooling can be used to turn that brake into a precision punching machine for some parts.

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Lean or mean in punching tool organization?

September 8, 2015 | By Dennis Lowry

Examining the eight deadly wastes can help to eliminate inefficient production practices in a fabricator's punching operation.

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Don't be afraid of skeleton handling

May 6, 2015 | By Dan Davis

Removing the skeleton from a machine tool is a time-consuming and potentially dangerous task. Machine tool builders recognize this and are taking steps to eliminate that manual effort.

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Punch it, laser-cut it, or something else? The sequel

April 23, 2015 | By Lutz Ehrlich, Mike Millette

Ten years ago The FABRICATOR ran an article titled "Punch it, laser-cut it, or something else?" which looked at the different machines available to perform basic fabrication operations. New technology has changed the thinking a bit when it comes to the discussion of what can be accomplished with laser cutting and punching machines. This article sequel tackles those points.

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Maximum sheet metal punching, minimal distortion

December 17, 2014 | By John Ripka

Hole-intensive punching work can induce significant stress into the workpiece. To mitigate this requires a careful look at programming and tooling.

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Going beyond commodity sheet metal perforation

November 5, 2014 | By Tim Heston

Accurate Perforating doesn’t just make holes anymore. It provides entire perforated and fabricated sheet metal components. The 200-employee Chicago manufacturer has done a lot to stand out in a consolidated sector.

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New Machine, Same Tooling

July 28, 2014 | By Chris Madison

In planning the recent expansion,it was important to the company that it be able to continue using its large pre-existing inventory of punching tooling.

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Operator-friendly punching

May 12, 2014 | By Mike Kroll

Modern punching machines are designed to be more operator-friendly, which is a bonus for today’s fast-paced shop floors. Learn just how these sophisticated machines have evolved ergonomically.

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Automation relieves punching bottleneck

February 28, 2014 | By Sue Roberts

Experience plus planning get more out of automation at Overlanders Manufacturing

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Sidestepping punched-part deburring - TheFabricator.com

Sidestepping punched-part deburring

October 9, 2013 | By Dan Davis

Having someone deburr parts as they come off a punching press can be a timely and costly endeavor. Some suggestions, however, might help fabricators reduce or eliminate this step altogether.

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Punching up forms on a turret press - TheFabricator.com

Punching up forms on a turret press

October 7, 2013 | By Sue Roberts

From producing fairly simple tapping extrusions to bends to tabs to tall louvers to complex special shapes, upforming can enhance a turret’s multitasking capabilities and reduce multiple processes to one pass.

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Punch tooling strategy for punching thousands and thousands of holes - TheFabricator.com

Punch tooling strategy for punching thousands and thousands of holes

August 1, 2013 | By Tim Heston

Carter Day International punches thousands of holes to make specialized screens. One screen can take several hours to punch. Problem is, the company doesn’t have enough volume to warrant using a specialized perforation press. So it uses a traditional turret punch press, but with highly durable tooling.

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