Article
October 9, 2007
Ridin' the storm out
Editor's Note: This is the third article in a three-part series on Tennessee Stampings LLC. Part I in August explored the company's lean practices. Part II in
September discussed how the company's use of sensors and mistakeproofing led to its growth. Part III examines the company's... Read more...
Article
September 11, 2007
Structural adhesives form strong bond with signage
Sign-makers have long sought a way to improve durability and aesthetics and reduce the labor-intensive steps associated with welding, taping, and fastening. Today's adhesives can structurally bond metals to plastics with unique design, production, and cost benefits. Structural adhesives are... Read more...
Article
August 8, 2007
Ridin' the storm out Part I
Editor's Note: This is the first article in a three-part series on Tennessee Stampings LLC. Part I explores the company's lean practices. Part II in the September issue discusses how the company's use of sensors and mistakeproofing led to its growth. Part III, which will appear in the... Read more...
Article
August 8, 2006
A breath of fresh air
Ten years ago laser cutting offered a distinctive advantage to those who invested in the technology. For the most part, successful laser cutting required gas, optics, and patience. The decade has brought many changes to laser cutting, including higher power levels and faster drive... Read more...
Article
November 8, 2004
Having a safe office party
Editor's Note: Originally published on December 11, 2003. It's that time of year when companies celebrate the holidays. Whether the celebration involves a lavish holiday party held off-site or a casual get-together in the office, both party organizers and attendees should follow safe... Read more...
Article
June 8, 2004
Safeguarding machines with an ergonomic spin
Figure 1 While the NSC publications provide generous guidance, two aspects they do not address fully are the application and implication of ergonomics and human factors in the design of machine safeguards. The National Safety Council (NSC) published the fifth edition of the Power... Read more...
Article
June 8, 2004
Spraying it right
For coil-fed applications, spray cabinets can be mounted to the feeder to accommodate passline changes. Most stampers understand the need for lubricants, but many apply as little as possible so they don't have to deal with the mess. Others take an opposite approach and flood the tool... Read more...
Article
June 8, 2004
Dangerous curves
Provocative lines and innovative materials are the hallmarks of luxury car manufacturer Jaguar Cars Ltd. Jaguar has reaped the benefits of aluminum since 1922, when the company, then known as the Swallow Sidecar Co., designed sidecars out of lightweight aluminum panels. Since then the... Read more...
Article
June 8, 2004
Plasma pleases plenty
In case you missed it, check out this excerpt from the article "National research programs explore plate welding for shipbuilding" in the March 2004 issue of The FABRICATOR®: One project objective is to introduce laser cutting technology—which is already being used to cut sheet... Read more...
Article
June 8, 2004
Revving up weld quality
Before introducing new resistance welding systems, Ford Motor Company's New Model Product Development Center was cluttered and dark, and it was difficult to work there because of the high number of weld controls and weld guns being used (left). Installing weld controls and associated... Read more...
Article
May 4, 2004
Article
March 11, 2004
Welding fume health hazards
In 2003 NIOSH published a comprehensive review of scientific literature on health effects associated with welding. The article, "Health Effects of Welding,"1 noted that past investigations have found bronchitis, airway irritation, and other respiratory illnesses in large numbers of... Read more...
Article
March 11, 2004
Gear up for welding
I'm sitting here at this computer realizing how much I hate sitting here at this computer. I'm just not a sit-in-a-chair type of guy. I tried it once between jobs. I interviewed for an inside sales position for a company that sold welding supplies. I'll be danged if they didn't hire me,... Read more...
Article
March 11, 2004
US. DOC Offers Export Assistance
Editor's Note: This article—a companion piece to Goin' Global , which appeared in the March 2004 issue of The FABRICATOR® magazine and is reprinted on thefabricator.com—lists some of the export assistance available from the U.S. Department of Commerce . Market Research... Read more...
Article
March 11, 2004
Article
March 11, 2004
Flying high with orbital welding
The first machines developed were large, upright, stationary systems that could be used only for workshop applications. These systems also had to make several rotations to complete a joint because only single-level power supplies were available. To make consistent welds, they had to make... Read more...
Article
March 11, 2004
New Features in Coil-to-Coil Slitters
Productivity is at the forefront for equipment builders today because their customers demand it, and processing margins for users of coil processing equipment haven't changed from years ago. For a company to be profitable, its equipment has to produce more. It's that simple. To accommodate the... Read more...
Article
March 11, 2004
Venturing Into the World of 3-D Die Design
This question has been plaguing the tool and die industry ever since major advances in technology and software yielded this powerful potential. It is nothing today for central processing units (CPUs) to have gigahertz speeds and gigabyte memories. With prices stable or dropping on... Read more...
Article
March 11, 2004
Implementing open-book management
Editor's Note: This article is adapted from Larry Dunville's workshop presented at the STAMPING Journal® Forum: Strategies for Stamping Success, Feb. 5-7, 2003, Orlando, Fla. U.S. manufacturing is experiencing the most significant threats in its history. Since World War II, U.S.... Read more...
Article
March 11, 2004
Goin' Global
Welding photo courtesy of Fronius Intl. GmbH, Austria. According to the U.S. Census Bureau and the U.S. Bureau of Economic Analysis, through the U.S. Department of Commerce (DOC), the U.S. trade deficit for the 12-month period from December 2002 to November 2003 was $489.1 billion.... Read more...
Article
February 26, 2004
Three optional techniques for beveling
All of these methods generate no dust or fumes and produce paintable edges without distortion or a heat-affected zone (HAZ). Finished edges have consistent angles along the bevel's entire length. Punch and Nibble Method Punch and nibble-style bevelers are portable power tools... Read more...
Article
February 26, 2004
A 'bout' with the champion
Rep. Don Manzullo, R-Ill., has emerged on Capital Hill as the mouth for manufacturers. As a congressional representative for a district in which many manufacturers have closed their doors in recent years, he says he can't help but accept that role. His public statements, sponsorship... Read more...
Article
February 26, 2004
Metal Art Takes on the Fireplace
Figure 1 After tracing the fireplace screen pattern on 12-gauge mild steel plate, Jim Truett performed his intricate cuts with an air plasma cutter. Truett knows his way around a welding power source and its allied tools, consumables and equipment. His job mandates it. But it's... Read more...
Article
February 26, 2004
Do you see the light?
To be more specific, fabricators may be missing out on an opportunity to pocket some savings if they haven't taken a close look at how their operations are consuming energy. And with the economic environment as tough as it is, many fabricators probably are concentrating more on the... Read more...
Article
February 12, 2004
Laser cell system gives job shop the home field advantage
Photo courtesy of Lund Industries Inc., Wheeling, Ill. No stranger to the economic fluctuations in the industry, the 50-employee company has weathered the heavy volume demands in the economic boom of the late '90s as well as the current intense global tournament that has forced U.S.... Read more...
Article
February 12, 2004
Cutting through five myths about modern lasers
The following five myths about modern laser cutting machines can help the experienced user stay on top of the game and give the prospective laser user a few things to keep in mind. Myth 1: Automated laser cutting systems are too complicated, expensive, and big for small and medium-sized... Read more...
Article
February 12, 2004
Selecting a stamping die pressure system, Part II
Selecting a stamping die's pressure system can be a critical decision. Many questions must be answered to determine what type of pressure system best suits your application. This article is Part II of a two-part series that focuses on the different systems available, as well as the advantages... Read more...
Article
February 12, 2004
Emergency preparedness: A critical safety program component
The guy who works next to you suddenly sustains a serious injury or has a medical emergency. Do you know what to do? You are injured on the job or have a medical emergency. Do your co-workers know what to do? If you answered no to any of these questions, you and those around you are... Read more...
Article
January 29, 2004
Choosing the right robotic weld cell for your operation
If a company does much hand welding, it may have loose tolerances on the prints. However, a robot cannot work with these kinds of tolerances. A robot can maintain a good weld only if the parts are held to a tolerance of ± half the weld wire diameter. If this is not determined at... Read more...
Article
January 29, 2004
Taxing situation
That's why The FABRICATOR® sought out a tax expert to explain the opportunities presented by the Jobs and Growth Tax Relief Reconciliation Act of 2003, signed into law by the president this summer. Mark Sellner is the managing principal of tax services for Larson Allen, Weishair,... Read more...
Article
January 29, 2004
Occupational injury and illness statistics
Statistics also were reported for cases that resulted in days away from work, a job transfer, or restriction and are grouped in two categories: those requiring at least one day away from work, with or without job transfer or restricted activity, and those requiring job transfer or... Read more...
Article
January 13, 2004
Troubleshooting compression bending
Most compression bending problems are one of three types: Flattening or collapsing on the outside of the bend. Crimping or wrinkling on the inside of the bend. Dimpling on the inside of bend. Generally you can prevent these problems by implementing these standard solutions:... Read more...
Article
January 13, 2004
Producing side-impact profiles
Euro-NCAP, which stands for European New Car Assessment Program, was introduced in 1997 by five European governments, together with the European Commission. The results of this program are followed closely by the general public, so much so that hardly any automobile producer would risk... Read more...
Article
January 13, 2004
New Year's Resolutions
What causes us to fail to follow-through on those well-intentioned resolutions we make every year? And a more important question is, How do we make them stick? Two things cause people to dump their New Year's resolutions – daily circumstances and overplanning and underexecuting. Circumstances... Read more...
Article
January 13, 2004
Appliancemaker reduces downtime with stamping press feed system
Most of the parts are stamped out of light-gauge metals. "On the majority of our machines, we're feeding 0.0040 inch and less," said Dan Partin, senior process engineer at Whirlpool. Partin reported that the company had noticed excessive downtime on some of its key presses that were running for... Read more...
Article
January 13, 2004
Beating 'world' pricing
This Finn-Power Express Bending Cell, which automates complex bending and reduces tedious and costly work stages, has last bend negative capability and fully automatic operations cycles—from loading the sheet to unloading the bent parts. "I have a precision sheet metal shop and... Read more...
Article
January 13, 2004
Rolling bolsters bolster productivity
Shown out of the press, the guided wheels on this 120,000-pound rigid chain rolling bolster are evident on the front face of the bolster. One element of changing dies in stamping presses quickly and efficiently is the use of a rolling bolster. With this equipment, the operator rolls... Read more...
Article
January 13, 2004
Hydroforming heats up
Hydroforming at Higher Temperatures The majority of hydroforming knowledge is based on steel. Steel's characteristics make it a favorable choice for many products, and steel has been the dominant material in many industries, especially automotive, for decades. Lately, though, hydroformers are... Read more...
Article
January 13, 2004
One system does not fit all
Breathing is something that many of us take for granted. Most don't give it a second thought—you inhale, you exhale. That's about it. But recently, and not just in manufacturing, the trend has been for employers to install better ventilation systems and provide better air... Read more...
Article
January 13, 2004
Structural tube on campus
A Sculptor and an Architect Carpenter specializes in large-scale public installations, including architectural sculptures and infrastructural items. He studied architectural glass art under artists in England and Germany, and this experience is reflected in his use of glass and light,... Read more...
Article
December 11, 2003
Selecting a stamping die pressure system, Part I
Selecting the stamping die's pressure system can be a critical decision. Many questions must be answered to determine what type of pressure system best suits your application. Controlling Factors 1. Pressure requirements Simple conventional metal cutting dies, such as those used in blanking... Read more...
Article
December 11, 2003
Finding and creating value in your stamping operation
Their focus on time requires that material flow smoothly through the production processes in concert with sales orders, raw materials, and purchased parts. It also requires smaller production batch sizes. Most important, these companies have learned that the greatest waste and excess... Read more...
Article
December 11, 2003
Taking tubular aluminum scaffolding to new heights
Photo courtesy of Fred R. Tannery Photography, Brooklyn, N.Y. Universal Builders Supply, a temporary-structures company with headquarters in Mount Vernon, N.Y., designs and constructs scaffolding, hoisting, and platforms—big ones. It was the company's proposal for a unique... Read more...
Article
December 11, 2003
Family business going strong after 100 years
Editor's Note: The Peddinghaus Corporation, featured in this article, is the longest-standing active member of the Fabricators & Manufacturers Association, Intl.® (FMA), the company behind thefabricator.com. FMA and thefabricator.com salute Peddinghaus and wish the company continued... Read more...
Article
December 11, 2003
Getting the best results in gas-shielded FCAW
The demand for flux cored arc welding (FCAW) has grown significantly over the past 10 years. Manufacturers who weld carbon, stainless, low-alloy, and high-alloy steel are turning to this process primarily because: It has a high deposition rate. It can be used to weld in all positions... Read more...
Article
December 11, 2003
Folding technology makes sweeping changes
In particular, sheet metal was used extensively for roofing and building cladding. These applications were well-suited to the swing bending machine's geometry, and the modern metal folding industry was born. A number of German manufacturers began adding powered backgauges with... Read more...
Article
November 20, 2003
Workers' compensation—Managing the process
Editor's note: Portions of this article were published previously in an issue of FMA/TPA "Member Connections." State workers' compensation laws were enacted to ensure that covered employees who are injured on the job are provided with monetary benefits to cover medical expenses and to... Read more...
Article
November 20, 2003
The history of welding according to Marty
OK, so this guy back in ancient times got into a fight with another guy. He got punched in the eye and fell backward, hitting his head on a fallen tree branch. He thought to himself, "That fist hurt, but that dang tree limb hurt worse." (This was the first time the expression "dang" was... Read more...
Article
November 20, 2003
High-tech presses
Figure 1 Complex drive system Stampers are looking to achieve higher productivity, better component quality, longer die life, and increased flexibility. While these capabilities are essential to maintaining an edge in today's competitive environment, they come at a price. New... Read more...
Article
November 20, 2003
Reflection—Getting the most from experience
As a sharp leader, you look for ways to evaluate progress. You know how essential it is to benchmark activities that make you successful and eliminate those that do not. You understand that it's advantageous to evaluate where you have been and where you want to go. This evaluation... Read more...
Article
November 6, 2003
Shedding light on negativity—Part 2
Read Part I . Negative thoughts, feelings, opinions, and comments are normal. Each of us thinks and expresses negative thoughts every day. Often the negatives illuminate problems that need to be addressed. When handled properly, they can lead to positive changes. But when negativity... Read more...
Article
November 6, 2003
Article
October 23, 2003
Pinpointing future laser welding markets
While some laser welding equipment manufacturers are thriving right now, others still fight a battle as old as the technology itself—gaining acceptance for equipment that carries a hefty initial price tag (albeit one that can save money over time). Consequently laser welding... Read more...
Article
October 23, 2003
March for manufacturing
Yes, the issue is on the radar screen. People are talking about it. E-mails are racing around the Internet. Letters are being written. Industry associations are working hard to educate, raise awareness, and get attention. The Metals Service Center Institute (MSCI) organized a Town Hall... Read more...
Article
October 23, 2003
Using a gel-type tube lube
As one manufacturer of automotive exhaust assemblies recently discovered, selecting the most appropriate lubricant for a tube bending operation can have a dramatic impact on part quality, workplace cleanliness, and economic efficiency. Although the liquid lubricant it was using was reliable and... Read more...
Article
October 23, 2003
The importance of storage planning
In its most basic form, a fabricator's storage area must be a secure, dry place of sufficient size to house required items. Location and ambient conditions are the critical factors. Considering the Criteria In today's fast-paced material handling world, fabricators must... Read more...
Article
October 23, 2003
Plotting for success
Another way of looking at this is that we get so tied up in the day-to-day grind that we forget or ignore the deteriorating conditions in the forming mill and tooling until a customer complains about weld splits. We lose our edge, figuratively and literally, and it shows up in nonparallel edges... Read more...
Article
October 23, 2003
Programming multiple robots
Figure 1 Two robots can weld on the left side of a large vehicle frame, while two other robots weld on the right side, with all robot motion synchronized by a multiple-robot control. Multiple Robots, Single Process Multiple-robot control can increase productivity in workcells in... Read more...
Article
October 23, 2003
Blast Cleaning Equipment: What you need to know before buying
Many options are available that can achieve the necessary prefinish requirements of any part. Of those options, blast cleaning can be an efficient and economical choice. Blast cleaning requires no chemicals and does not remove any surface metal in its process. Some facts however, should be... Read more...
Article
October 23, 2003
Tube Hydroforming Design Flexibility—Part IV
Editor's Note: This article is Part IV in a series about tube hydroforming design flexibility. Please read Part I , Part II , Part III , and Part V .
Material selection is a very important aspect of design flexibility when striving to fulfill part functionality requirements.... Read more...
Article
October 9, 2003
Using finite element analysis to roll-form tubes
Figure 1 Roll forming causes yield stress, flow stress, and hardness variations in material properties around a tube's circumference. These variations may lead to premature bursting or excessive thinning in hydroformed parts. This makes it necessary to determine the effect roll forming... Read more...
Article
October 9, 2003
Selecting the best lens for welders' eye protection
The Dangers of Ultraviolet and Infrared Light Radiant energy exposure, also called optical radiation, occurs with work applications that involve intense concentrations of ultraviolet (UV), infrared (IR), and intense visible light. Arc welding and cutting, as well as laser welding,... Read more...
Article
October 9, 2003
Promoting back safety—one company's approach
Over the years, our midsize company, Aeroglide Corp., has used numerous methods to battle back injuries. We have tracked injuries in five-year increments and developed battle plans based on the trends we've observed. Dealing with Injuries We noticed that very few of the injuries were... Read more...
Article
October 9, 2003
Making steels stronger
As we get into modifying a steel's strength and hardness, keep a couple things in mind. First, don't confuse hardness with hardenability. A steel's maximum hardness is a function of its carbon content: more carbon, more hardness. Hardenability, on the other hand, refers to the amount of... Read more...
Article
October 9, 2003
Controlling bend angles
Spring-back Analysis All metal has a certain amount of spring-back. Spring-back, also known as elastic recovery, is the tendency for the metal to want to return to its original flat blank shape after being bent. To fully understand why metal springs back, we first must understand that metal,... Read more...
Article
October 9, 2003
Shedding light on negativity—Part 1
Read Part II .
Are you a negaholic—someone who almost always sees the glass as half or totally empty? Do you live or work with one? If you answered, "No" to both of these questions, I'd like to know what planet you live on. These days—which are rife with economic... Read more...
Article
October 9, 2003
Combating plate corrosion
According to a recent study sponsored by the U.S. Federal Highway Administration (FHWA)1, with support from NACE International—The Corrosion Society, corrosion-related direct costs such as prevention methods and infrastructure repair and replacement make up 3.1 percent of the gross... Read more...
Article
October 9, 2003
Eliminating final trim shearing of hydroformed tube
An alternative to trimming a tube to establish tube length is to form the tube in the preform operation to a geometry that is close to the final product and to seal it during hydroforming with caps that match its formed shape. Generally, a round tube is bent on a rotary draw bender... Read more...
Article
September 25, 2003
Choosing a GMAW machine for occasional aluminum welding
I want to buy a small gas metal arc welding (GMAW) machine, preferably one that runs from 120-V input power. Most of my welding will be steel, but I would like to weld aluminum occasionally. Can these machines really weld aluminum? I've heard a lot of different opinions. Some companies claim... Read more...
Article
September 25, 2003
Article
September 25, 2003
Making the most of hydroforming
Figure 1 To help ensure successful part development, it is necessary to establish a multitask project team. Designers, hydroforming technologists, and material specialists should be involved in the component stage. To achieve possible economic benefits from this process, it is... Read more...
Article
September 25, 2003
The wrinkle-wiper for tube bends
Figure 1 Here's a quick quiz for you to take: What "wipes" the wrinkles from the bend in a tube and is one of the five pieces of tooling in a die set? If you guessed wiper die, you're right. A piece of tooling used to keep the inside bend of a tube from wrinkling, a wiper die... Read more...
Article
September 25, 2003
Stamping 101
Figure 1 The Catalyst To make the facility a reality, in 2000 Mike Chester, president and co-owner of Buhrke Industries, a Tier 1 and Tier 2 automotive stamper, donated 1,750 square feet of space in one of Buhrke's buildings. Once a location was established, many Chicago-area... Read more...
Article
September 25, 2003
Protecting yourself from gases and fumes
Protecting yourself from fumes and gases often means overcoming objections. Some welders mistakenly argue that running a fan to blow smoke away eliminates risk. Others avoid using protective equipment because it's uncomfortable or takes too long to set up. Worse, your workplace might not... Read more...
Article
September 25, 2003
Roll formers look for a win
Many systems enable users to download a DXF drawing directly into the roll forming line's computer. Not everyone can be the New York Yankees, or even the roll forming version—especially in today's economic climate. It would be nice, though. The Bronx Bombers have used a fat wallet... Read more...
Article
September 25, 2003
Hydraulic presses make their mark
Just like hydraulics technology itself, the market for presses based on it is fluid and dynamic. And for the first time in a while, the tide may be turning in favor of its practitioners. As many manufacturers report prosperity and strong prospects for it in the near future, the hydraulic... Read more...
Article
September 25, 2003
Budget cuts hit welding hard
Bill Garner is outraged when he hears that Connecticut, where he teaches welding, would rather import welders than keep adult vocational education programs that train the state's own residents. "I don't think that the people making this decision understand that welding is used in... Read more...
Article
September 25, 2003
Supporting the defense
United Defense's motto is Changing the future of defense™. One of its latest missions toward this goal was to introduce a direct diode laser into its Aberdeen, S.D., manufacturing facility. The company designs, develops, and produces combat vehicles, artillery, naval guns, missile... Read more...
Article
August 28, 2003
Roll out the shelving
These units typically are used in conjunction with overhead cranes, roller arms, and powered conveyors located at the press. The operator pushes a button that rolls out a shelf, picks up the dies with an overhead crane, and takes them directly to the press. Rollout shelves can be manual... Read more...
Article
August 28, 2003
Washington women weld at the 'Y'
It's a drizzly, blustery Pacific Northwest morning in November with the gray light of dawn coming up behind the Cascade Mountain Range. Crew Leader Cheryl Boxx, clad in Carhartts®, squares her hard hat in place and begins checking scaffolds, rigging, welding equipment, and her... Read more...
Article
August 14, 2003
Selecting equipment for a robotic welding workcell
Keep the end result—the product that the robotic workcell is turning out —as your primary focus when you select automation equipment. The entire workcell, no one part of it, is crucial for successful integration and an expedient return on investment. A robot is repeatable and makes... Read more...
Article
August 14, 2003
Article
August 14, 2003
Workplace stress—Part 2
In his bestseller, Spontaneous Healing , Andrew Weil, M.D., wrote, "All illnesses should be assumed to be stress-related until proved otherwise. Even if stress is not the primary cause of illness, it is frequently an aggravating factor. To say that a bodily complaint is... Read more...
Article
August 14, 2003
Virtual tryout
In this era of global warp speed and virtual reality, calculating the deep draws of progressive dies or the springback of metal is performed by simulation software instead of the earlier trial-and-error method. These software programs essentially replace the artistic methods of diemaking... Read more...
Article
August 14, 2003
What's driving your press?
They no longer are dedicated to running one product for their entire life, and once dedicated lines now perform versatile tasks and provide flexibility from one job to the next. Whether it's for setup of a servo roll feed, an in-die transfer system, or a complex tandem line, flexibility... Read more...
Article
July 24, 2003
Die width selection
Most designers and engineers usually place very little importance on achieving the correct inside radius of a formed part. Why? Because the functionality of the part is unaffected if the specified inside radius is 0.062 in. and actual measured inside radius is 0.078 in. So why do we care about... Read more...
Article
July 24, 2003
Taking the heat, keeping the current
A DaimlerChrysler powertrain control module cover/heat sink assembly needed to be thermally conductive yet electrically isolated. The populated circuit board—one with all components in place—had to be bonded to the heat sink and postcured in a vacuum laminating press. The... Read more...
Article
July 24, 2003
Workplace stress—Part 1
Among the many definitions of stress in The American Heritage Dictionary of the English Language is "A mentally or emotionally disruptive or upsetting condition occurring in response to adverse external influences and capable of affecting physical health, usually characterized by... Read more...
Article
July 24, 2003
Article
July 24, 2003
Tier 1 supplier builds four-stage competitive strategy
F & P Manufacturing Inc., a Tier 1 automotive supplier, is no stranger to competitive and financial pressures. Unrelenting competitive pressures come from the many other Tier 1 suppliers looking for opportunities to increase their slice of the automotive pie. Financial pressures come from... Read more...
Article
July 24, 2003
Advancements in waterjet technology
Stream Lag Caused Taper, Corner Problems Budd said he courted the gear processing market, but prospective customers wanted parts with a perpendicular edge, which he was not able to achieve with the 2-D abrasive waterjet equipment he was using. In 2-D abrasive waterjet cutting, the... Read more...
Article
July 24, 2003
Maximizing a coil fed press
Modern Coil-fed Presses Stamping processes revolve around two basic styles of tooling, transfer and progressive dies. They both require feed-to-length systems but differ in many key areas. Blanking processes could be added but are progressive in nature. Transfer tooling requires material to be... Read more...
Article
July 24, 2003
The business of lasers
From the laser manufacturers' standpoint, the U.S. market for lasers has simply gotten smaller. This is a function of multiple market forces. The slumping manufacturing sector is a major influence, but so is the increased productivity of today's laser systems. At its peak during 1994 and... Read more...
Article
July 24, 2003
Tuning a piano—making the most of your best resources
Editor's Note: Is your company in survival mode? There are questions you should be asking and steps you can take to improve your company's position—instead of shooting the pianist. Ever listen to someone playing a piano that's out of tune? Remember the sound? Completely sour.... Read more...
Article
July 24, 2003
Improving blank edge conditions
Blanking—like piercing, parting, notching, and trimming—basically is a shearing process. Sheet metal that is sheared undergoes a predictable process and yields a predictable cross-sectional profile. Typically during shearing, as the punch initially engages the sheet metal, it... Read more...
Article
July 24, 2003
Which wire do you require?
Many fabricators overlook the efficiencies they can gain by changing a wire or process. In fact, when you ask fabricators why they're using a particular electrode, some respond with "That's the way it's always been done here," even though another way might yield significant improvement.... Read more...
Article
July 10, 2003
What price workers' compensation insurance?
According to an article in the June 23 issue of The New York Times , the cost of workers' compensation insurance has soared to its highest rate in nearly a decade, adding yet another heavy burden on businesses and the struggling national economy. Nationwide, the average cost of the... Read more...
Article
July 10, 2003
Article
July 10, 2003
Article
July 10, 2003
Do you use checking jigs and fixtures?
The effect that checking fixtures have on your operating bottom line is so important that they should be given a much higher priority than most tube fabricators give them. The cost of quality checking fixtures should be included in every bid when quoting jobs. In fact, costs incurred... Read more...
