precision planetary gearbox

Ever-Power Automation's Gearbox products offer high precision in affordable prices! The Planetary Gearbox item offering includes both In-Line and Right-Angle configurations, built with the design goal of supplying a cost-effective gearbox, without sacrificing quality. These Planetary Gearboxes are available in sizes from 40mm to 180mm, ideal for motors ranging from NEMA 17 to NEMA 42 and bigger. The Spur Gearbox line offers an efficient, cost-effective option appropriate for Ever-Power Automation's AC Induction Gear Motors. Ever-Power Automation's Gearboxes are offered in up to 30 different equipment ratios, with torque rankings up to 10,488 in-lbs (167,808 oz-in), and so are compatible with most Servo,
SureGear Planetary Gearboxes for Little Ever-Power Motors
The SureGear PGCN series is a great gearbox value for servo, stepper, and other movement control applications requiring a NEMA size input/output interface. It offers the best quality available for the price point.
Features
Wide range of ratios (5, 10, 25, 50, and 100:1)
Low backlash of 30 arc-min or less
20,000 hour service life
Maintenance free; precision planetary gearbox requires no additional lubrication
NEMA sizes 17, 23, and 34
Includes hardware for mounting to SureStep stepper motors
Optional shaft bushings designed for mounting to other motors
1-year warranty
Applications
Material handling
Pick and place
Automation
Packaging
Other motion control applications requiring a Ever-Power input/output
The Ever-Power series includes a 90° input via helical bevel gear. It features an exceptionally short, light however rigid housing and complete compatibility with standard motor adapters. Highest Precision, Highest Torque and Quiet Operation are given by 100% optimized Helical Gearing. High Axial and Radial Loads supplied by High Precision Taper Roller Bearings.
Output torque
T2N : 9 Nm – 2000 Nm
Ratios
1-stage :3/4/5/6/7/8/9/10/14/20
2-stage :
12/15/16/20/25/28/30/32/35/40/45/48/50/60/64/70
80/90/100/120/140/160/180/200
Only AFR042 2-stage offers 15,20 option.
Low backlash
1-stage : ≤2arcmin / ≤4arcmin / ≤6arcmin
2-stage : ≤4arcmin / ≤7arcmin / ≤9arcmin
high efficiency
1-stage :≧ 95%
2-stage :≧ 92%
Easy mount
Low Noise
The Most Professional Servomotor Drive Planetary Gearbox .Ever-Power is an internationally leader in manufacturing of planetary gearboxes. Based on more than two decades of accumulated production and marketing experience, plus the highest degree of technical production features, Apex Dynamics, Inc. designed and constructed a technically advanced, high swiftness, low backlash servo software planetary gearbox. Our Break through patented technology (over 6 patents), supplies the client with the the best high precision helical reducer at an acceptable price and is offered with the only tip to toe 5-12 months warranty in the market today, including the seals and bearings. Our company slogan is TRUTHFUL RESPONSIBLE CREATIVE. The principal focus in daily procedure is quality. We pride ourselves on our commitment to quality; our duty, is customer satisfaction. We are continuously improving processes, finding correct and effective methods to provide customers new solutions for tough applications, and developing new products.
Components:

2. Gearset: Precision Planetary Gear Set
Ring Gears: 40Cr
Planetary Gears: 20CrMnTi, Surface Hardness HRC58~62, Internal Hardness HRC33~40
3. Input Configurations:
Keyed Hollow Shaft with Engine Adaptor
4. Output Configurations:
Keyed Solid Shaft Output
Keyless Solid Shaft Output
5. Applicable Motors:
Servo Motors, Stepper Motors
Models:
PAB/PABR Series, PPG Series
Features:
1. EP high percision planetary gearboxes including a full group of inline(linear) and right angle precision planetary gearboxes
2. High precision, high dynamic, low backlash
3. Up to 3 optional backlash: Ultra Precision Backlash, High Precision Backlash, Standard Backlash
4. Superior performance for precision commercial automation and servo applications
In a planetary gearbox, many teeth are involved at once, which allows high speed decrease to be performed with fairly small gears and lower inertia reflected back again to the motor. Having multiple teeth talk about the load also allows planetary gears to transmit high degrees of torque. The combination of compact size, huge speed reduction and high torque transmitting makes planetary gearboxes a favorite choice for space-constrained applications.
But planetary gearboxes perform involve some disadvantages. Their complexity in style and manufacturing tends to make them a more expensive option than various other gearbox types. And precision production is extremely important for these gearboxes. If one planetary gear is positioned closer to sunlight gear compared to the others, imbalances in the planetary gears may appear, resulting in premature wear and failure. Also, the compact footprint of planetary gears makes heat dissipation more difficult, therefore applications that operate at high speed or encounter continuous procedure may require cooling.
When using a “standard” (i.e. inline) planetary gearbox, the motor and the powered equipment should be inline with each other, although manufacturers offer right-angle designs that integrate other gear sets (frequently bevel gears with helical tooth) to provide an offset between your input and output.
Input power (max)27 kW (36 hp)
Input speed (max)2800 rpm2
Output torque (intermittent)12,880 Nm(9,500 lb-ft)
Output torque (continuous)8,135 Nm (6,000 lb-ft)
1 Actual ratio is dependent on the drive configuration.
2 Max input speed related to ratio and max output speed
3 Max radial load positioned at optimum load position
4 Weight varies with configuration and ratio selected
5 Requires tapered roller planet bearings (not available with all ratios)
Approximate dry weight100 -181 kg (220 – 400 lb)4
Radial load (max)14,287kg (31,500 lb)3
Drive typeSpeed reducer
Hydraulic electric motor input SAE C or D hydraulic