Punching and Other Holemaking

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.

Filter Content

Tool steel suitable for long runs of UHSS

March 8, 2005

Bohler-Uddeholm has developed Vanadis 4® Extra, a powder metallurgy (P/M) tool steel suitable for applications with high demands on adhesive wear and chipping resistance, particularly for stamping...

Continue Reading

Tap into success

March 8, 2005

By:

Even with all of the new advances in metal stamping technology, screws and threaded holes are still the trusted staples for metal fastening. Tapping the threaded holes has never been an easy task, however.

Continue Reading

Solving pierce punch breaking and chipping problems

February 8, 2005

By:

Figure 1Having a pierce or perforating punch chip, or worse yet break, can cause severe die damage. It also can result in nonconforming parts because of burrs or undersize holes. Broken punch pieces can fall into the die and crush pads, as well as forming and cutting sections. This article...

Continue Reading

Tool system taps threads in sheet metal

December 7, 2004

Mate Precision Tooling's Mate EasyTap® tool system automatically produces threaded holes in all types of sheet metal in thick-turret punch presses. The threaded holes are produced in prepunched...

Continue Reading

New steel extends punch life

November 9, 2004

Wilson Tool's Ultima™ premium tool steel has been engineered to extend tool life when punching abrasive materials and materials with high tensile strength.The new composition reduces cutting...

Continue Reading

Pullmax redesigns, updates Web site

October 12, 2004

Pullmax Inc. has redesigned and updated its Web site. The new site features machine specifications and videos of the company's CNC punching systems.The site is designed to be a sales tool for the...

Continue Reading

Punching, shearing machine has reduced sheet travel distance

September 14, 2004

Salvagnini's S4N punching and shearing machine is designed to reduce the distance of sheet travel required to punch parts. It features a patented multipress head combined with an integrated shear. All...

Continue Reading

The growing versatility of turret punch presses

September 14, 2004

By:

Recent improvements in press drive technology, machine control design, tooling, and CAD/CAM programming software are increasing the throughput capability and the overall versatility of CNC turret punch press equipment.

Continue Reading

Getting more punch life

July 13, 2004

Augur Metal Products, a sheet metal fabricator that manufactures components for OEMs, punches large stainless-steel sheets for commercial separators. Its punches required sharpening after punching 10 to 15 sheets until it changed to Mate punches made from DuraSteel™ tooling with Maxima® coating and dies made with Mate's Slug Free® design. The new tooling allows the company to exceed 40 sheets between sharpenings and increase press speed by 20 percent.

Continue Reading

Maximizing your ironworker's potential

March 25, 2004

By:

Ironworkers perform many functions that allow fabricators to simplify difficult tasks. No matter which type of ironworker you have, you probably have found yourself saying, "I don't know how I ever got along without my ironworker."

Continue Reading

New tool helps fabricator accelerate part making for small runs

August 14, 2003

Custom metal fabricator Total Metal Products, Dallas, had a need for part marking that would be both accurate and cost-effective for small quantities. The company supplies punched parts in single and small-lot quantities of 200, 300, and 400 on a just-in-time (JIT) basis. Its customers include manufacturers in the telecommunications, aerospace, mass transit, and oil refining industries.

Continue Reading

Five ways to add punch to productivity

January 16, 2003

By:

It is no surprise that fabricators are always looking for ways to increase productivity; however, many don't realize that a simple solution sometimes can be found right in front of them.

Continue Reading

How to select the right IRONWORKER for your application

January 16, 2003

By:

An ironworker can be an important and versatile machine in a metal fabricating shop. Quite often ironworking is the first step in the manufacturing process, and one ironworker typically can provide enough fabricated material to keep up to seven welders or assemblers busy.

Continue Reading

Punching tips

December 13, 2001

By:

The author discusses what not to do to manage slug ejection. He mentions several tooling maintenance errors that he has made over the years, as well as what machine operators can do if they want to experience slug ejection difficulties. He concludes by stating that the easiest solution to slug management is to keep the tooling in good condition and to use the correct die clearance for the material.

Continue Reading

Punch Die Stripper

Keeping pace with today's punching requirements

December 13, 2001

By:

This article provides the basics on how the punch, die, and stripper work; how to perform material thickness calculations on various materials; how different applications affect punching quality; how fully guided tooling counters lateral forces; and how metallurgy, coatings, and maintenance affect tooling.

Continue Reading