He has 23 years of experience in the field of gear box manufacturing and it is through his sharp managerial skills and dynamic approach that we have made it to the top. Harmonic drive is the brand name of strain wave gear trademarked by the harmonic drive company, and invented in 1957 by c. An investigation into the vibration of harmonic drive systems. Lhti harmonic gear drive zhejiang laifual harmonic gear. In our download area you find comprehensive information about our products and our company.
Harmonic drive gear solutions harmonic gearing cone drive. The hduafd series consist of four parts like the pancaketype component unit. Easily find a gearhead to match your servomotor using our product selector tool. A harmonic drive is a very simple gear reducer that lends itself well to 3d printing. Ppt harmonic drive gearing powerpoint presentation free. Introduction to biped walking harmonic drive gear reduction. You find productspecific downloads, such as configuration manuals.
Design aspects of harmonic drive gear and performance. For applications requiring high accuracy but with a gear ratio of less than 45. Our innovative development and engineering teams have led us to signi. In calculations were used two types of composites with an epoxy resin. Theory and practice of harmonic drive mechanisms iopscience. Cone drive harmonic solutions are designed, manufactured, and tested to meet or exceed our customers requirements. Pdf application of harmonic drive gears in machine tools. Strainwave gear the ultimate in accuracy and quality is a strainwave gear, also known generically as a harmonic drive. Lht series is a kind of combinative product that makes component type as a core and easy to operate. Harmonic drive servo products 12 harmonic planetary gears 1 harmonic drive strain. Harmonic drive gear assembly with asymmetrical wave generator and associated flexspline ca 2550626 ca2550626a1 en 20051104. The adobe flash plugin is needed to view this content.
Article information, pdf download for a harmonic drive model considering. Modelling and analysis of nonlinear stiffness, hysteresis. An investigation into the vibration of harmonic drive systems article pdf available in frontiers of mechanical engineering in china 84. The stretching mechanism, called the wave generator. The unit type is cased so that the gear and pulley. In 1988, harmonic drive successfully designed and manufactured a. Active forcefeedback applications using harmonic drive gears dr. It uses a rigid outer gear and an inner flex spline. Harmonic drive gears have other advantages such as high capacity output bearing, high torque capacity, excellent positioning. Harmonic drive, harmonic drive gear head, harmonic drive gearbox reducer, harmonic drive gear high torque capacity high rigidity backlashless than 20 arc sec high positional accuracy and high rotational accuracy high efficiency smoothness of operation coaxial input and output.
For more precise and exact movements, drives that have a high accuracy and repeatability are required. We note that the transmitted torque across the harmonic drive represents a nonlinear coupling factor between the motor side and the load side dynamics. What factors influnce the efficiency of the servo planetary gearbox. The harmonic drive system considered for our analysis is composed of a motor actuator, a harmonic drive gear, and an inertial load. In 1988, harmonic drive successfully designed and manufactured a new tooth pro. Choosing a drive involves several design factors that depend greatly on the task at hand.
In this paper, a mathematical model and its parameter identification scheme are proposed for harmonic drive gears with compliance and hysteresis. View online or download harmonic drive hfus202a engineering data. Mukund trans gears offering harmonic drive gears in sangli, maharashtra. In this paper it is described some cases of using harmonic drive gear in machine tools. Hpgr new helical planetary gear hpn new precision planetary hollow shaft gearheads shg2uh new lightweight shf2uh new lightweight shd2uhlw new lightweight hpf new hollow shaft planetary simplicity units shg2sh shf2sh shg2so shf2so phase adjust gearheads hdi gearheads with input shafts shf2uj shg2uj csf1u. Harmonic drive llc offers precision gears, gearheads. Chd was built for gathering technical of harmonic drive technology in china to support widely usage of world, which is engaged in research, design and production of precise harmonic drive device. The following is a list of the top 7 design aspects you need to know that include sizing, mounting, speed, torque, accuracy, and repeatability. Inquire about products catalog downloads opens to a new window cad downloads manual downloads material safety data. Understanding and modeling the behavior of a harmonic drive gear transmission. Mar 27, 2015 harmonic drive strain wave gear principle. Here you will find a collection of downloadable pdf files. Enineering data 1 2d3dcaddata 1 3 results found enineering data.
Ppt harmonic drive gearing powerpoint presentation free to download id. Precision hollow shaft harmonic planetary gear unit with pdf user manuals. You stretch the flex spline so that it engages on opposite sides typically of the outer gear. Harmonic drive gear assembly with asymmetrical wave generator and associated flexspine ep20060253175 ep1783402a1 en 20051104. We have 1 harmonic drive hfus202a manual available for free pdf download. Not all matches represented here may be suitable for your intended. Low gear ratios for high dynamics harmonic planetary gears hpg. A harmonic drive model considering geometry and internal. Locked rotor case when the output of the drive is locked 2. Aimed at solving the problems of radial fluid pressure imbalance, bigger flow ripple and shorter service life that exists in traditional gear pumps, a new type of gear pump based on the principle of harmonic gear drive is put forth, where the function for pumping fluid is achieved by mutual engagement between flexible gear and rigid gear. There are hollow type, output axis type, simple type, simple combinative type, each type is provided with cross roller bearing of precision and high rigidity to support external load. We have experienced customer service representatives standing by ready to help you. Our hpn range is a more conventional gear with helical gearing to increase torque capacity and lower noise, this is available in accuracies of up to 5 arc minutes.
We have 1 harmonic drive hfus142a manual available for free pdf download. This site uses cookies to provide you with more responsive and personalized service. Import data and price of gear harmonic drive under hs code. A wide variety of harmonic drive gearbox options are available to you, such as harmonic. The hysteresis phenomenon in harmonic drives is described by a nonlinear differential equation representing the torquedisplacement relationship across the flexspline of the harmonic drive. Harmonic drive ag strain wave gear set consisting of wave generator bearing top left, flexspline cup top right and circular spline ring bottom. The flexspline in the harmonic drive gear assembly according to the present invention preferably has only one tooth fewer than the circular spline so that the circular spline rotates through and arc defined by one gear tooth for each complete revolution of the flexspline. The flex spline has a few less teeth typically 2 less than the outer gear. From the harmonicdrive reducer to the harmonicplanetary planetary reducer and accudrive, here we introduce the broad lineup of controllers and features for each model of actuator. We will work with you individually to find the perfect set up for your application. Additionally, this software matches the mechanical performance characteristics of the selected motors and gears.
Sort by date 1 minimal tooth number of flexspline in harmonic gear drive with external wave generator october 20. Harmonic drive a guide to choosing gears for robotics. View online or download harmonic drive hfus142a engineering data. Harmonic drive strain wave gear remove all filters filter by products. Apr 04, 2014 for applications requiring high accuracy but with a gear ratio of less than 45. Ppt harmonic drive gearing powerpoint presentation. A dual stage harmonic drive unit, comprising a fixed internal gear. Both harmonic drive units are identical with the exception that the internal gear 58, constituting the output shaft of the dual unit, is free to rotate, whereas the gear 42 is fixed. Tqg precision planetary gearboxes are applied in industrial robotic automation may 11, 2019 2. Minimal tooth number of flexspline in harmonic gear drive.
Understanding and modeling the behavior of a harmonic. A gear pump based on harmonic gear drive hailin zhu. View detailed import data, price, monthly trends, major importing countries, major ports of gear harmonic drive under hs code 8483. Download harmonic drive llc catalogs or assembly instructions go to main site. Download harmonic drive llc catalogs, assembly instructions, cad files, sds, and more. Developed with the design engineer in mind, the new website features a robust product selector tool, pdf and dxf cad drawings, as well as download able 3d solid models. If a task requires a high torque output or speed, a larger drive or one with specific gear ratios will be necessary.
Although the motor and gear data used on this site is believed to be accurate, no warranty is expressed or implied regarding the accuracy, adequacy, completeness, reliability or usefulness of this information. Principles of harmonicdrive product information harmonic. Quickly and easily match your motor to one of our gears. Pdf an investigation into the vibration of harmonic drive. The top countries of suppliers are china, taiwan, china, from which the percentage of harmonic drive gearbox supply is. Understanding and modeling the behavior of a harmonic drive. The greatest benefits are the zerobacklash characteristics and the weight and space savings compared to other gears because our gear mechanism consists of only three basic parts. Harmonic drive gear assembly with asymmetrical wave generator and.
The article minimal tooth number of flexspline in harmonic gear drive with external wave generator should appear in the box below, but if you do not see it, you can download it here. Wave generators are located inside of flexsplines in most harmonic gear drive devices. Harmonic drive gearing a free powerpoint ppt presentation displayed as a flash slide show on id. Harmonic drive gearing 1 harmonic drive gearing 2 meeting agenda. Feel free to email us if you are unable to locate the document you need. Harmonic drive strain wave gearing utilizes a unique operating principle which is b. A nonlinear model of a harmonic drive gear transmission. An electro mechanic servo actuator combined with a harmonic drive gear gives a good start for setting up a solution. The present article is started first making the comparative study of harmonic drive gear over conventional gear, highlighting its historical background, its application, limitation etc. This gear type, also known as strain wave gearing is a standard transmission component in a wide range of application areas, from industrial robots and machine tools to printing machines, medical equipment and machines for semiconductor manufacturing. Quickly filter through a wide range of gear ratios and torque ratings to find the best product. Modeling and analysis of hysteresis in harmonic drive gears rached dhaouadia, and fathi ghorbelb.