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Member Since 2014


Harmonic Drive, LLC engineers and manufactures precision servo actuators, gearheads and gear component sets. We work closely with Fortune 500, start-ups and companies of all sizes to understand their application requirements and provide a standard or, in most cases, a custom-engineered solution to enable the success of their design project. Since the beginning, our engineering and production teams have continued to develop enabling technologies and products for the evolving motion control market. For over 50 years, Harmonic Drive has been you’re your partner for precision motion control. Today, high precision Harmonic Drive® strain wave gears continue to be engineered and manufactured by Harmonic Drive LLC in the US, Harmonic Drive SE in Germany and Harmonic Drive Systems, Inc. in Japan. With shared values, designs and quality standards, we locally serve the needs of our global customers. Harmonic Drive is a registered trademark of Harmonic Drive Systems. ISO9001 & AS9100 registered.

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HPG Planetary Gearheads with Rack and Pinion from from Harmonic Drive LLC

POSTED 12/04/2019

HPG Planetary Gearheads with Rack and Pinion
Now available as a set from Harmonic Drive LLC

Peabody, MA -- Harmonic Drive LLC, a leader in high precision motion control expands the HPG planetary gearhead product line with the introduction of a Rack & Pinion set. HPG gearheads offer low backlash for the life of the gearhead.

High accuracy helical rack and pinion sets are designed for high positioning accuracy and low noise. By having complete control over the design of the system, Harmonic Drive delivers max power density with high linear stiffness and high precision. The RK systems from Harmonic Drive are ideal for CNC machining centers, metal cutting machines, laser machines and high-precision milling machines. HPG Harmonic Planetary® gears with rack & pinion are available now. This new rack and pinion system carries the reputation for quality and reliability for which Harmonic Drive® products are known throughout the world.

HPG - RK Key Features:

  • High precision (accuracy class DIN 6)
  • Backlash <3 arc-min or optional 1
  • Runout accuracy of the pinion gear installed on the gearhead is 15μm or less
  • Low noise and vibration
  • Rack: Induction hardened and ground
  • Pinion: carburized and ground
  • Quick-Connect design gearhead for easy mounting to a wide variety of servomotors

Known for its expert engineering and manufacturing, Harmonic Drive LLC products are relied upon every day throughout the motion control industry.

About Harmonic Drive LLC
Harmonic Drive LLC engineers and manufactures precision Harmonic Drive® servo actuators, gearheads and gear component sets. They work with industry-leading customers and companies of all sizes to provide both standard product and custom-engineered servo actuators, gearheads and gear components. Harmonic Drive LLC provides high precision, high performance solutions to meet customer’s mission critical application requirements. The majority of the products sold by HDLLC are proudly made at their US headquarters and manufacturing facility in Massachusetts. Affiliated companies in, Japan (Harmonic Drive Systems, Inc.) and Germany (Harmonic Drive AG) provide additional manufacturing capabilities. More information can be found by visiting the company’s web site at www.harmonicdrive.net