Case Study - The Rowland Company

High Torque—Small Envelope

Brand Llama — Thu, 05 Apr 2018 15:31:54 +0000

PROBLEM Most of us are not usually designing machine guns, however, they do represent some unique requirements: high torque, limited space and lightweight. A company developing a chain gun approached us. They needed a clutch and faced all of these constraints. SOLUTION We reviewed […]

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Handling a Hot Drum

Brand Llama — Thu, 05 Apr 2018 15:31:37 +0000

PROBLEM Our customer needed to turn a large drum as it came out of a furnace. The original design consisted of steel rolls. Unfortunately, the co-efficient of friction between the steel drum and steel rolls was too low. As a result, the drums simply […]

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High Maintenance—Short Life

Brand Llama — Thu, 05 Apr 2018 15:31:17 +0000

PROBLEM Our customer builds special gear boxes that are used for the textile industry. The process requires that each box is driven by a common shaft, and that these gear boxes be capable of being moved in-and-out along the length of the shaft. Traditionally, […]

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Hard To Start Shredder

Brand Llama — Thu, 05 Apr 2018 15:30:58 +0000

PROBLEM Our customer shreds scrap wood and bark into mulch. His shredder includes a flywheel which helps the mill keep going under heavy loads. Unfortunately, this increased inertia really loads up his DC motor during start up. SOLUTION This application was ideally suited for […]

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Engine Test Stand Coupling

Brand Llama — Thu, 05 Apr 2018 15:30:40 +0000

PROBLEM Test stands that use a variety of engines can often be a coupling problem. Our customer found out the hard way—in a short period of time when their drive shaft failed. SOLUTION We reviewed their test requirements and found that the most common […]

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Material Handling Overload

Brand Llama — Thu, 05 Apr 2018 15:30:18 +0000

PROBLEM More and more large distribution center warehouses are popping up all around the country. These facilities handle large volumes of consumer products from clothing to home furnishings to toys. Many of these operations are large automated bin storage systems from the floor to […]

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Retrofitted Brake Improves Plant Safety

Brand Llama — Thu, 05 Apr 2018 15:29:33 +0000

PROBLEM We are all very interested in providing as safe a work place as possible. It was this concern that prompted our customer to ask us to find a brake for one of his processing lines which coasted for several minutes after shut down. […]

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Remote Cable Disconnect Increases Safety On Breaker Box

Brand Llama — Thu, 05 Apr 2018 15:29:12 +0000

PROBLEM This customer wanted to insure that the power was disconnected when an operator opened a breaker box. SOLUTION After reviewing several approaches, it was decided to use flexible cables that connected the cabinet handle directly to the main circuit breaker. As the operator […]

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One-way Overload Clutch

Brand Llama — Thu, 05 Apr 2018 15:28:46 +0000

PROBLEM The lifting mechanism that loads tires into presses was subject to occasional drive system failures. This resulted in a 700 to 3000 lb. (318 to 1361 kg.) device failing. Several safety brakes were tried but did not work satisfactorily. Equipment damage and safety […]

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Large Overhead Door

Brand Llama — Thu, 05 Apr 2018 15:28:28 +0000

PROBLEM A government facility included a larger hanger. They had an ongoing problem burning out motors on the overhead door drive. The down time and high maintenance cost was unacceptable. SOLUTION The existing drive system was very compact and did not offer any simple […]

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