PRE080 Series Precision Planetary Gearbox

Product Overview

This planetary reducer gearbox with straight teeth has a protection grade of IP65, ensuring resilience in challenging environments. It is available in one-, two-, and three-stage configurations, each tailored to specific application requirements. At one stage, there are a range of ratios including 3, 4, 5, 7, and 10 that can be chosen, with an impressively low backlash of ≤ 10 arcmin. Moreover, the PRE080 gearbox achieves an outstanding efficiency of ≥ 97%, ensuring optimal power transmission and energy utilization.

 

For applications demanding greater torque and versatility, the two-stage configuration offers ratios such as 12, 15, 16, 20, 25, 28, 35, 40, 50, and 70, with a slightly higher backlash of ≤ 18 arcmin. Despite the increased complexity, the efficiency remains impressive at ≥ 94%, meeting the demands of precision-driven systems.

 

In scenarios requiring the utmost in power and torque multiplication, the three-stage configuration provides ratios of 100, 125, 140, 175, 200, and 250. With a backlash of ≤ 25 arcmin and an efficiency of ≥ 90%, this variant ensures reliable and efficient operation across a wide range of industrial applications.

 

The planetary reducer gearbox with straight teeth combines technological innovation with robust design, making it an ideal choice for applications where precision, durability, and efficiency are paramount.

 

PRE Naming Rule (For example: PRE-090N-010-20-19-1)

 

Performance data

Technical Parameter		1 stage					2 stage										3 stage
Ratio		3	4	5	7	10	12	15	16	20	25	28	35	40	50	70	100	125	140	175	200	250
Nominal Output Torque T2N	Nm	33	46	48	49	46	42	46	44	44	46	44	46	44	46	47	42	44	42	44	42	44
Emergency stop Torque T2NOT	Nm	3 times of Nominal Output Torque
Nominal input speed n1N	rpm	3000
Max.Input Speed n1B	rpm	6000
Standard Backlash P2	arcmin	≤10				≤18											≤25
Torsional Rigidity	NmVarcmin	8
Max.Bending moment F2rB	N	1510
Max.Axial Load F2aB	N	755
Service life	hr	20000
Efficiency η	%	≥97%				≥94%											≥90%
Operating Temp	℃	-10℃~90
Lubrication		Synthetic lubrication oils
Degree of Gearbox Protection		IP65
Mounting Position		all directions
Noise Level (n=3000pm, No Load,50cm)	dB(A)	62
Mass Moments of Inertia J1	kg.cm2	0.18	0.17	0.16	0.16	0.16		0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.16

 

Mechanical Dimension 

Matched Motor Size

PRE080 Series	Stage	Ratio	Diameter of output shaft	Diameter of input shaft	Diameter x length of motor shaft/Diameter and height of pilot on motor/QTYs-diameter-spacing of mounting holes
	One Stage	3/4/5/7/10	20	19	Φ19×30/Φ70×3/4-Φ5.5-Φ90
					Φ19×30/Φ70×3/4-Φ6.5-Φ90
	Two Stage	12/15/16/20/25/28/ 35/40/50/70	20	19	Φ19×30/Φ70×3/4-Φ5.5-Φ90
					Φ19×30/Φ70×3/4-Φ6.5-Φ90
	Three Stage	100/125/140/175/200/250	20	19	Φ19×30/Φ70×3/4-Φ5.5-Φ90
					Φ19×30/Φ70×3/4-Φ6.5-Φ90

Tips: A planetary gear reducer is a sophisticated mechanical device designed to transmit torque and manage speed within various mechanical systems. It belongs to the family of gear reducers, which are crucial components in machinery that require controlled motion, torque amplification, and speed regulation. The term "planetary" refers to the arrangement of gears within the system, resembling a planetary system in our solar system.

 

FAQ

Q: What's your payment term? 

A:  We accept 50% down payment T/T in advance and 50% balance payment T/T before shipment. For old customers, it can be adjusted. In addition, Paypal is only available for the sample.

 

Q: What is a planetary gearbox?

A: A planetary gearbox, also known as an epicyclic gearbox, is a type of gear system used to transmit and control torque and speed between a rotating input shaft, an output shaft, and one or more intermediate shafts. It consists of a central sun gear, planet gears, a ring gear, and a carrier that holds the planet gears.

 

Q: How does a planetary gearbox work?

A: In a planetary gearbox, the sun gear is driven by the input shaft, and the planet gears are mounted on a carrier that rotates around the sun gear. The planet gears mesh with both the sun gear and an outer ring gear. As the sun gear turns, it causes the planet gears to rotate, which, in turn, drives the output shaft connected to the ring gear. This arrangement allows for different gear ratios and torque output.

 

Q: What is the advantage of a low gear ratio in a planetary gearbox?

A: A low gear ratio in a planetary gearbox increases the output speed while decreasing torque. This is advantageous for applications that require high-speed operation, such as conveyor belts or fast-moving machinery where rapid motion is desired.

 

Q: Can you provide customized service?
A: With our own machining workshop, we can meet the needs of different customers for customized products, even the length, thickness, shape and size of a shaft can be customized according to customers' requirements.

 

Q: What is the role of a carrier plate in a planetary gearbox?

A: In a planetary gearbox, the carrier plate, also known as the planet carrier or simply the carrier, plays a crucial role in holding and supporting the planet's gears. The carrier is a structural component that connects the planet's gears and allows them to rotate around the central axis while also orbiting the sun gear.

 

Q: How are planetary gearboxes used in conveyor systems?

A: Planetary gearboxes play a critical role in conveyor systems by providing the necessary speed reduction, torque multiplication, and precise motion control required for efficient and effective material handling. Their compact design, load-sharing capabilities, and flexibility make them a popular choice in various conveyor applications across industries such as manufacturing, logistics, and warehousing.

 

Q: What sets a precision planetary gearbox apart from a standard planetary gearbox?

A: A precision planetary gearbox distinguishes itself through superior manufacturing precision, tighter tolerances, and enhanced accuracy compared to a standard planetary gearbox.

 

Q: What about the quality of your products?

A: Our company holds ISO9001 and ISO14001 certifications, ensuring that our manufacturing processes adhere to international standards for quality management and environmental management. Furthermore, all of our motors are CE certified, meeting the necessary European safety, health, and environmental protection requirements.

 

Q: What is your minimum order quantity, can you send me samples?

A: The minimum order quantity varies depending on the specific model, and we are open to discussing it on a case-by-case basis. Additionally, we can provide samples upon request.

 

 

 

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