EJ Series Right-Angle Worm Gearboxes from Nidec Shimpo

EJ Series
NIDEC-SHIMPO has been at the forefront of developing gear technology to fulfill the requirements of their OEM customers. NIDEC-SHIMPO's close partnerships with their installed customer base provided much insight into their evolving need for more high-precision right-angle gearing options. In order to fill that need, NIDEC-SHIMPO offers a full line of high-precision worm gearboxes, known as their EJ Series.

These servo grade gearheads are ideal for the most dynamic cyclical or continuous motion control applications. Each series incorporates a globoidal worm gear mesh design in order to achieve the torque handling capacity, shock load capability and level of precision that their customers have come to expect from them. Experience the ultimate in flexibility with multiple backlash options and several mounting configurations to get into the tightest spaces. NIDEC-SHIMPO can customize these units even further to satisfy a variety of applications and operating environments.


Nidec Shimpo EJ Series Right-Angle Worm Gearboxes Overview

  • Quiet operation, in comparison to traditional worm gearing products
  • High shock load capacity, using oversized tapered roller bearings
  • Absolute zero backlash available
  • Wide range of output mounting options – Solid, hollow, dual shaft, shrink disc, ISO flange
  • Compact, lightweight construction
  • Exact gear reduction ratios for simplified system tuning
  • Optimized mounting interface for virtually any motor
  • Maintenance free, lubricated for life



Nidec Shimpo EJ Series Right-Angle Worm Gearboxes Unit Summary Level Table

Product SeriesEJM
Economy Class
EJM

 

EJL
Performance Class
EJL

 

EJH
Heavy Industrial Class
EJH
EJP
High Precision Class
EJP

 

EJS
Hygienic Class
EJS

 

Series FeaturesGloboidal worm gear mesh

Economy leader of category

Aluminum housing

Conventional precision range
Best price – performance ratio

Multiple output options

Aluminum/cast iron housing

Three backlash levels
Globoidal worm gear mesh

Strong internal structure

Robust cast iron housing

Low backlash option
Globoidal worm gear mesh

Zero backlash option

Optimal sound characteristics

Performance leader of category
Globoidal worm gear mesh

IP69K rated aseptic design

316 stainless with food grade oil

Various output options
Frame SizeVariety: 6Variety: 11Variety: 5Variety: 6Variety: 5
Reduction Ratios5, 7.5, 10, 15, 20, 25, 30, 40, 50, 603.125, 5.2, 7.25, 10.25, 14.5, 15.25, 19.5, 20.5, 29.5, 30, 45, 60, 905, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40, 50, 605, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40, 50, 605, 7, 10, 15, 20, 25, 30, 40, 50, 60
Nominal Output Torque (Nm)29 – 5058 – 378835 – 47535 – 48041 – 396
Maximum Acceleration Torque (Nm)33 – 61413 – 625046 – 66346 – 66047 – 721
Max. Input speed (rpm)40006000400060003000
Backlash (Arc-min)12 – 410.5 – 106 – 320 – 244 – 24
Output Hollow Bore Size (mm)ø25.4 – 74.6ø14 – 100ø25 – 60ø25 – 60ø19 – 35



 

Download Nidec Shimpo EJ Series Right-Angle Worm Gearboxes Brochure

 

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