Part Program Efficiency Brings Excellence
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Arden Engineering- Specializing in the Machining and Assembly of Structural Aerospace Components
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The key to successful manufacturing lies in the effective use of innovative technology, especially within the aerospace market. With many requirements such as quality, on-time delivery and competitive rates, a manufacturer must differentiate itself in a market saturated with competition. More importantly, producing efficient part programs is necessary to stay ahead of the competition in the aerospace arena. In today's market, manufacturing plants must take advantage of current trends in the aerospace industry and invest in the right technology to achieve success.
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As the U.S. aerospace industry took an economic downturn a few years back, Arden Engineering was forced to reengineer itself to remain a strong and competitive company. Arden struggled to keep costs down while providing its customers with the best value possible. Over time, part production became increasingly cumbersome, taking three times as long as their competitors. With productivity down, higher production costs, and increasing end user costs, it became evident that investing in new technology was necessary to stay ahead of its competition. Therefore, Arden Engineering invested in the best, high-end technology available that would increase customer satisfaction through excellence in quality, competitive rates, and on-time delivery.
Established in 1979 with 10 employees, Arden Engineering Incorporated has grown to 110+ diverse employees occupying 66,310 square feet in its own manufacturing plant on 2.45 acres of land in Orange County, CA. Arden serves the aerospace industry, specializing in on-site engineering, programming, three-, four-, and five-axis CNC machining and assembly of structural aerospace components. The type of parts manufactured include a diversification in commercial, military, regional jet aircraft, helicopter and space vehicles, in support of 21 customers in 30 locations throughout the world.
Mike Stow, President, Arden Engineering states, "Our customers evaluate us by our commitments, and our opportunities will be determined by our ability to meet these commitments. Our goal is to provide our customers with the best value possible, in a collaborative environment, and at the same time reduce costs".
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Accepting The Challenge
Arden Engineering is committed to meeting its customer's expectations. John Fairris, Sales & Marketing and Paul Roe, programming & engineering manager recognized the need for increased cost savings while meeting individual design needs of customers. Realizing that production slowed and costs were increasing, a decision was made to reinvent itself. The company chose to update its CNC equipment and purchase the NCL part programming system by Numerical Control Computer Sciences (NCCS). This enabled the company to build diverse structural aircraft components, some up to 20 feet long.
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"We accept this challenge knowing full well that it would push us all. This task would require us to plan, program, tool and manufacture, along with inspection and processing time within a compressed lead-time. It's not going to be easy, but can be done", says management.
Inrease in Efficient Programming
With the NCL programming system added to the company's repertoire, Arden Engineering gained a reputation for complete customer satisfaction. The company selected NCL multi-axis machining software from NCCS primarily for its advanced functionality and tool control. Immediately, NCL cut production time in half while lowering customer costs. With a library of aerospace application macros already preloaded, easily accessible with a click of the mouse, the company was able to save up to 50% of its programming time generating tool paths.
Arden benefited from NCL's five-axis roughing capability automatically calculating a contour or rectangular stock model, enabling Arden to quickly rough large imported models. The system calculated the extent of the area to machine, minimizing programming time and reducing inefficiencies.
NCL Improves Productivity
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NCL allows users to achieve higher productivity with more flexibility and greater speed. NCL's key features that helped resolve the company's situation are its macro capability and full tool control with unparalleled flexibility. This combination made programming more efficient.
NCL is a powerful computer-aided manufacturing package that generates simultaneous two- through five-axis NC tool paths and provides parametric 3-D modeling. All geometric modeling and tool path functions are fully associative. A change to the model results in an immediate change to the corresponding tool paths. NCL is ideally suited for environments in which design changes are frequent, such as the aerospace industry. NCL also supports full parametric programming, through which a family of parts can be machined by simply filling in a form. NCL is designed to cut complex parts in aerospace, turbomachinery, power generation, tire mold, and composite industries.
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Arden's programmers are benefited by NCL's macro capability and full tool control. Its discrete control of the cutting motion is critical for successful programming of Arden's five-axis machines. NCL allows programmer control of the entry, exit, and step-over moves in between. Its simultaneous five-axis machining capability allowed Arden to machine its complex parts with all five axes at once. NCL is one of the few high-end CAM systems that allow true simultaneous five-axis machining, thereby saving time by machining complex aerospace parts in a single setup. Machining structural parts, such as bulkheads with deep pockets, can be done faster and more efficiently with simultaneous five-axis machining.
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Arden also uses PostWorks universal postprocessor from NCCS. PostWorks is a universal two- through 10-axis postprocessor and postprocessor generator. It converts output from most major CAM systems into NC data files, which can be used to run virtually any NC device including mills, lathes, mill/turns, CMMs, lasers, ultrasonic cutters, and routers. The simple interface enabled Arden to easily establish machine configurations, control unit features, and output file formats. The comprehensive macro language of PostWorks made customization more time and cost effective.
Center of Excellence
Arden is now spoken of as a low maintenance supplier, with parts delivered on time and to the customer's specifications. "This is a major cost savings value we provide to our customers. Time is money and the addition of NCL has enabled us to reduce the time required in managing the supplier, while providing confidence in quality and on-time delivery", states John Fairris, Sales & Marketing.
Arden Engineering realized its potential after implementing the latest CNC technology and NCL CAM software, along with employment training. This investment increased the company's ability to be responsive to its customer's needs, improving consultive engineering, repeatability, and quality, giving the company its competitive edge.
"At Arden Engineering, we are committed to creating solutions for our customers. NCL gives us the ability to design fixtures and program CNC machines around the customer's specific design needs. The utilization of NCL paired with our high-tech equipment allowed us to increase part production and reduce the cost of manufacturing by 50%, which is passed on to our valued customers", comments Paul Roe, programming & engineering manager.
To be successful in the aerospace industry requires much commitment and dedication. Without this, the ability to compete will be hampered and opportunities will be hard to come by. Arden has indeed met the challenge and delivered. With the addition of NCL, Arden Engineering now has the skill to respond quickly to customer demands by reducing programming, tooling, and production times.
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