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November 11, 2019

A machine builder required a vertical axis drive to draw, stack and transfer parts of pipe in an essential oil field environment. The application load was very heavy and needed to be transported vertically over an extended distance.

The client also asked to minimize the weight of the structure while keeping a high level of safety.
Due to the high loading, ATLANTA offered a multi-drive remedy, which shared the strain over four pinions operating on two lengths of rack. This allowed a smaller sized rack and gear rack for Material Handling Industry pinion to be utilized, reducing the weight of the axis drives.

Since accuracy was not important for the application form, an induction-hardened rack was used. This rack experienced induction-hardened teeth to provide high thrust capability. To insure that the racks remained stationary under the high loading, two meter long racks were used to maximize the amount of mounting screws used per section and dowel pins had been utilized to pin the racks in place.

The Ever-Power solution met all of the requirements from the customer and was able to handle the high loading from the pipes being transported.
A milling cutter for a wooden operating machine has pairs of foundation plates, each plate having a recess to received a slicing put in. Each pair of foundation plates is mounted on a guide plate, and numerous this kind of instruction plates are installed on a common tubular shaft. Each foundation plate has a toothed rack. The toothed racks of each pair of base plates engage a common pinion set up on the tubular shaft. The radial distance of each foundation plate is altered by a screw and the racks and pinion make sure that the radial adjustment can be specifically the same for every person in the same couple of base plates. Make use of – Milling cutters for woodworking planetary gearbox devices.
Linear motion is usually indispensable to shifting machines; it transports equipment and products effectively and controllably. The mechanisms that generate linear movement are generally ranked by their axial velocity and acceleration, axial forces versus structural quantity, existence, rigidity, and positioning precision.
Two common linear systems are linear motors and ballscrew drives. Rack-and-pinion drives tend to be overlooked as past-generation technology with limited positioning precision. However, this assumption is certainly invalid.

Precision-ground mounting areas to limited tolerances, wear-resistant surface remedies, individually deburred gear teeth, and compact, low-mass styles are boosting performance. Actually, rack-and-pinion drives evaluate favorably to linear motors and also roller or ground-thread ballscrews.
New-generation rack-and-pinion systems offer high dynamic efficiency and unlimited travel range. Some include high quality servogears and actuators with backlash significantly less than 1 arc-min., performance to 98.5%, and far more compact sizes than regular servomotor-gear combinations. Some preassembled gear-pinion units can even run true to 10 µm, for security and smooth motion.