Engineering360 has asked its users about the latest design trends and features related to Gearboxes and Gearheads. They have also shared their product applications and tips on how to buy and use these products.
See the entire survey


Q:
What new technologies are influencing gearbox and gearhead design?
65 answers
Answers:
New rack and pinion systems requiring more from gearboxes. New semiconductor manufacturing requiring cleaner gearboxes with higher performance. New packaging equipment requiring higher throughput demand more from gearboxes (and robots that use gearboxes).
~David L, Sales Engineer, Santa Clara, CA
User and environmental friendliness. Compact design and minimum weight. Torque capacity and low noise performance. Easy to install.
~Johann P, Condition Monitoring Superintendent, Secunda, South Africa
Hybrid and electric vehicles are changing the way we think about power transmission. I don't think they will ever disappear, but certainly on the decline.
~Bill H, Retired Engineer now engineering trouble shooter, Jönköping, Sweden
Not many, improved heat treat and materials, higher quality bearings and seals, closer tolerances.
~Brian B, Technical Support, Mt Orab, OH
New materials, new revolutionary concepts are introduced as market demands. In terms of cost, process last 2-3 years has been a key years of development.
~Nitin K, Technical Support, Pune, India
Vibration measurement makes proactive approach with regards to bearing problems, vibration problems .. etc etc and their spin off possible .. Bearing choice and load factors are sometimes chosen wrongly.
~Marc Gys, Engineering Consultant, Tessenderlo, Belgium
The development of new materials and alloys, plus the advances in the field of CAD and other design tools.
~Sergio D., Technical Support, Chihuahua, Mexico
Special knowledge about loads spectrum analysis (motor acceleration/deceleration, mechanical brake, wind etc. according to FEM1.001 or EN13001) to calculate the application factor for tooth flank load carrying capacity and application factor for tooth strength carrying capacity (application factor = service factor)
~Alojz Klobasa, Chief mechanical design engineer (crane design), Maribor, Slovenia
New bearing designs, new technology especially energy efficient motors and servo technology.
~Noel Brand, Logistics Controller, Johannesburg, South Africa
Built-in real time monitoring, extended alloy composition and durability, interoperability.
~Marketing/Sales, Huddersfield, Great Britain
Lubrication conico-planetray-cylindrical steeps New design soft (catya, solidwarks...)
~Ionel M, Design Engineer, Campina, Romania
Stainless steel construction for washdown and no places for bacteria to grow.
~Steve J, Design Engineer, Hayward, MN
The size and improvements in service factors relative to the compact design.
~Cal M, General Management, Dublin, Ireland
Reduced backlash gearboxes with relevant ratios and relatively small sizes.
~Research & Development, S B Campo, Brazil
Gear lubrication, gear efficiency, different gear cutting technologies.
~Pete R, Marketing/Sales, Mundelein, IL
Material development, new lubricants, thermal cooling of gear housings.
~Barry W, Engineering Consultant, Christchurch, New Zealand
Higher AGMA rating of Gear geometry = better and more efficient units
~Patrick P, General Management, Vancouver, Canada
Higher efficiencies, power density, manufactured from stainless steel.
~Jeff W, Marketing/Sales, Chicago, IL
Combine reduction gear box with helical gears and worm reduction.
~Manufacturing, DAR ES SALAAM, Tanzania
Internal lubrication, casing low weight material, gears designs.
~John Samir, Design Engineer, Alexandria, Egypt
Steel material for Gears and pinion Oil seal material Bearings
~Engineering, Other, Singapore
@ minimum power max torque @ lowest speed with minimum torque
~Chandrakant S. Hadawale H, Design Engineer, Pune, India
modular casings, cooling systems, interchangeability of parts.
~Production Engineer, Arequipa, Peru
Harmonic and cycloidal gearing, integrated motor/gearheads.
~Chris Y, Automation Engineer, Hamilton, Canada
Spherical tooth design job specific material composites.
~Chris S, Facilities Manager, Red Deer, Canada
Improved material specs. lubrication and bearing design.
~Gordon Strachan, CEO. of a sub contract gear manufacturer, Arbroath, United Kingdom
Grinding and welding associated to computer calculation.
~Engineering, Design, La montagne, France
Light weight but strong molded gears and gear trains.
~John C, Senior Partner, Inchture Scotland, United Kingdom
Materials, lubricants, and advanced stress analysis.
~Anthony Rotundo, Design Engineer, Fairhope, AL
Gear shaping is the most outstanding improvement.
~Research & Development, CORAKI, Australia
1. Cyclo Gearbox 2. 25 degree pressure angle
~SATVIK PITHWA, Marketing/Sales, Ahmedabad, India
High speed parallel shaft and star gear type.
~Technical Support/Services, Vungtau, Viet Nam
Engaging/dis-engaging diff-locks on the move.
~Engineering, Design, Co.Meath, Ireland
Solar energy applications, in my experience.
~James B, Professor, Huntsville, AL
Different arrangements and less bulkiness.
~Lokendra P, Engineer, Nimuch, India
Ceramic hybrid bearings Aluminum housings
~Charlie R, Design Engineer, Fallbrook, CA
Oil cooling, filtration and distribution.
~Dennis G, Project Manager, Paragould, AR
Materials, heat treating. DIN Standards
~James Haldane, Technical Support, Black Diamond, Canada
Speed drives controller (by frequency)
~Engineering, Process/Production, YARITAGUA, Venezuela
Synchronous motors and vvvf drivers
~Toros A, General Management, Bucuresti, Romania
Lubrication & material properties
~Engineering, Other, Dubai, United Arab Emirates
High thermal, compact design.
~Hsieh Ching jang, Purchaser, Kaoshiung, Taiwan
Price, size, ratio and backlash.
~Architect/Builder/Contractor, Oslo, Norway
Integral gear and motor design
~Design Engineer, Oconomowoc, WI
High efficiency/small motors.
~Mechanical Engineer, Rockville, MD
Advanced Plastics for gears.
~Peter R, President, Fort Lauderdale, FL
Miniaturizing the gear box.
~Technical Support/Services, Staten Island, NY
Gear generating machines.
~CHANDRAPRAKASH D, General Management, NAVI MUMBAI, INDIA
Automatic transmission.
~Sreejith Kumar, Engineer, Chennai/Coimbatore, India
Gearing and bearings.
~Greg L, Marketing/Sales, Sydney, Australia
Electronic controls.
~Eduardo L I, Marketing/Sales, Buenos Aires, Argentina
Planetary gearboxes
~Zhao John, Marketing/Sales, Wuxi City/Luoshe Town, China
Fluid, type of gear.
~Maintenance/Facilities Management, St-Hubert, Canada
Planetary gear box.
~Praful Dalvi, Manufacturer, Kolhapur, India
Water Wall Turbine
~Research & Development, Lions Bay, Canada
Computer design.
~Other, Williams lake, Canada
Energy Savings
~Allan S, Marketing/Sales, Minneapolis, MN
Molded gears
~Geoff Z, Engineer, Englewood, CO
Simulation
~Product Engineer, Taizhou, China
Electronic
~Subbu Chitra, Engineer, Chennai, India
Tribology
~Mike B, Marketing/Sales, Vancouver, WA
Machining
~Engineering, Design, Missouri City, TX
Speed
~Technical Support/Services, Round Rock, TX
Servo
~Marketing/Sales, Farmersville, TX
CNC
~Patrick C, Engineer, St. Elizabeth, Jamaica

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Q:
From your perspective, which companies are creating the most innovative gearboxes and gearheads?
62 answers
Answers:
SEW-Eurodrive, Thompson, Siemens, Wittenstein Alpha GmbH, the list goes on...
~Noel Brand, Logistics Controller, Johannesburg, South Africa
Sumitomo by far. They have a very complete line of products to meet every application, plus the guarantee. The best model that I ever work with is the Cyclo.
~Sergio D., Technical Support, Chihuahua, Mexico
Peerless-Winsmith, HiTek Services (Owens Cross Roads, Alabama), Sumitomo, and in the past, the United Shoe Machinery harmonic drive of the 1970s.
~James B, Professor, Huntsville, AL
Orchard-Rite keeps increasing the hp capacities of their designs...De-Ran's have always been as close to bullet-proof as it gets...
~General Management, Osoyoos, Canada
I think these new stepless gear ratio transmissions are the way to go, even if the vehicle is electric.
~Bill H, Retired Engineer now engineering trouble shooter, Jönköping, Sweden
Winsmith still holds our attention. Hub City has a "clean" box but had some seal problems.
~Steve J, Design Engineer, Hayward, MN
No specific company. But every company who introduces these concepts are pioneers.
~Nitin K, Technical Support, Pune, India
I work for Borther Int Corp. I believe we have many innovative designs.
~Pete R, Marketing/Sales, Mundelein, IL
In India --Elecon Engg. co. , In U.k. --David Brown , In Germany --Renk
~Manoj Panchal, Senior Manager --Design, V.VIDYANAGAR, India
Current products are too bulky, forced to design my own gearboxes.
~Mechanical Engineer, Rockville, MD
SUMITOMO (SM CYCLO), SHAFT MOUNT BUDDYBOX AND GEARMOTORS
~Ron C, Technical Support, Quesnel, Canada
I dont know, but I dealt with SATI and leroy somer.
~Falah A, Engineering Consultant, Musafah/Abu Dhabi, United Arab Emirates
Watt Drives System Austria, SEW Eurodrive Germany
~James Haldane, Technical Support, Black Diamond, Canada
Timoney Technology design bespoke gearboxes ZF
~Engineering, Design, Co.Meath, Ireland
Rossi, Rexnord, Nord, Auburn, Bonfiglioli
~Mike B, Marketing/Sales, Vancouver, WA
Wittenstein, Sm Cyclo, Rino Mechanical
~Chris Y, Automation Engineer, Hamilton, Canada
Most leading companies are innovative.
~Research & Development, CORAKI, Australia
David Brown Gears and Reliance Gears
~John C, Senior Partner, Inchture Scotland, United Kingdom
Hansen transmissions SEW Eurodrive
~Gordon Strachan, CEO. of a sub contract gear manufacturer, Arbroath, United Kingdom
Elecon in India Brown and brovei
~Manufacturing, DAR ES SALAAM, Tanzania
@ bonfliglioli @ bharat bijali
~Chandrakant S. Hadawale H, Design Engineer, Pune, India
Bonfiglioli, david brown, sicor
~Praful Dalvi, Manufacturer, Kolhapur, India
I only know WEG and sumintomo
~Student, Guatemala
It depends on the application
~Engineering, Other, Singapore
Hansen Transmissions Flender
~Johann P, Condition Monitoring Superintendent, Secunda, South Africa
Sumitomo Drive Technologies
~SATVIK PITHWA, Marketing/Sales, Ahmedabad, India
SEW Eurodrive, Winsmith,
~Jeff W, Marketing/Sales, Chicago, IL
David Brown Gear Systems
~Marketing/Sales, Huddersfield, Great Britain
Sumitomo Heavy Industry
~Engineering, Design, Pasig, Philippines
ZF, Twin Disc, Reintjes
~Eduardo L I, Marketing/Sales, Buenos Aires, Argentina
Falk/motion industries
~Patrick C, Engineer, St. Elizabeth, Jamaica
Wittenstein - alpha
~David L, Sales Engineer, Santa Clara, CA
SEW, FALK, SUMITOMO
~Production Engineer, Arequipa, Peru
FLENDER,ELECON ETC.
~Lokendra P, Engineer, Nimuch, India
Bonfogili ans sew
~Engineering, Process/Production, YARITAGUA, Venezuela
Renold and crofts
~Engineering, Faculty/Staff/Student, Lephalale, South Africa
Sew and benzler
~Greg L, Marketing/Sales, Sydney, Australia
Morse Browning
~Chris S, Facilities Manager, Red Deer, Canada
Salisbury comet
~Other, Heltonville, IN
Harmonic drive
~Architect/Builder/Contractor, Oslo, Norway
SEW IN GERMANY
~Ezequiel Salazar, Project Manager, Mexico
BREVINI Italy
~Ionel M, Design Engineer, Campina, Romania
Sew eurodrive
~Maintenance/Facilities Management, St-Hubert, Canada
SEW, FLENDER
~Alojz Klobasa, Chief mechanical design engineer (crane design), Maribor, Slovenia
Nord, Rossi.
~Cal M, General Management, Dublin, Ireland
Lufkin Gear
~Technical Support/Services, Vungtau, Viet Nam
Wittenstein
~Zhao John, Marketing/Sales, Wuxi City/Luoshe Town, China
Caterpillar
~Subbu Chitra, Engineer, Chennai, India
Hub City..
~Allan S, Marketing/Sales, Minneapolis, MN
Max Torque
~Engineering, Design, Missouri City, TX
Chemineer
~Kirk W, Technical Support, Orangeburg, SC
Sumitomo
~Hsieh Ching jang, Purchaser, Kaoshiung, Taiwan
Aviation
~Anthony Rotundo, Design Engineer, Fairhope, AL
Rexnord
~John Samir, Design Engineer, Alexandria, Egypt
Elecon
~Engineering, Other, Dubai, United Arab Emirates
Lufkin
~Technical Support/Services, Round Rock, TX
Onvio
~Research & Development, S B Campo, Brazil
Cone
~Dennis G, Project Manager, Paragould, AR
SEW
~Barry W, Engineering Consultant, Christchurch, New Zealand
ZF
~Engineering, Other, Sana'a, Yemen
ZF
~Sreejith Kumar, Engineer, Chennai/Coimbatore, India
ZF
~Product Engineer, Taizhou, China

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