R Series Cylindrical Hardened Tooth Surface Helical Gearbox

Product Description

 

 

 

Product Description

The R series reducer is commonly referred to as a "coaxial helical gear reducer." Its core feature is that the input and output shafts are on the same axis.

Key Features and Advantages

1. Compact Structure, Space-Saving: Due to its coaxial design, its radial dimension (width) is relatively small, making it ideal for applications where installation space is limited but axial length (length) is sufficient.

2. High Transmission Efficiency: Typically utilizing Gleason spiral or helical gears, these transmissions offer smooth transmission and typically achieve efficiencies exceeding 95%.

3. High Torque Output: The gear design enables it to withstand high torques and delivers powerful power.

4. Smooth Operation, Low Noise: Helical gears feature a progressive meshing mechanism, resulting in less impact, smoother operation, and lower noise than spur gears.

5. Flexible Mounting: Available mounting options include foot mounting, flange mounting, and shaft mounting, making it easy to connect to motors and other equipment.

Main Application Scenarios
 

1. Heavy Industry and Material Handling
Belt Conveyors: This is one of the most classic applications. R-series reducers provide smooth, powerful power to the belt, driving it continuously.
Bucket Elevators: Used for vertically lifting materials and requiring a stable and reliable drive.
Chain Conveyors: Widely used in automated production lines and logistics systems.
Mixers: Used in the construction and chemical industries for mixing concrete, slurry, and other materials.

2. General Machinery and Automation
Various Mixers and Mixers: Used in the food, chemical, and pharmaceutical industries for mixing raw materials.
Winches and Hoists: Used in applications requiring smooth lifting and winding power.
Packaging Machinery: Provides power for conveying, sealing, and other operations in packaging machines.
Textile Machinery: Drives spinning and weaving equipment.

3. Infrastructure and Environmental Protection
Wastewater treatment equipment: such as scrapers and agitators.
Mining machinery: used in equipment such as vibrating screens and feeders.

 The gear shaft is made of high-strength bearing steel, undergoes quenching and precision machining, and features a strong load-bearing capacity, ensuring smooth transmission.
Precision gears are made from 20CrMnTi low-carbon alloy steel and undergo vacuum carburizing heat treatment, ensuring stable quality and low noise.

Outer Housing Process
1. Mechanical modeling with metal molds
2. Casting on the production line
3. Artificial aging treatment
4. Shot peening
5. Machining in the processing center
6. Inspection with a coordinate measuring machine

Gear Process
1. Forging
2. Normalizing
3. Rough turning
4. Finish turning
5. Gear hobbing
6. Chamfering gear edges
7. Carburizing and quenching (HRC58-62)
8. Shot peening
9. Grinding of end faces and internal bores
10. Gear grinding
11. Precision inspection (tooth profile, alignment, pitch, etc., Grade 6)
12. Wire cutting of keyways
13. Magnetic particle testing
14. Ultrasonic cleaning and rust prevention

Bearing Process
1. Forging
2. Normalizing
3. Rough turning (including center hole drilling)
4. Finish turning
5. Gear hobbing
6. Keyway milling
7. Carburizing and quenching (HRC58-62)
8. Shot peening
9. Center hole correction
10. External grinding
11. Gear grinding
12. Inspection (tooth profile, alignment, pitch, etc., Grade 6)
13. Magnetic particle testing
14. Ultrasonic cleaning and rust prevention

 

Product Parameters

Ratio: 13~290
Input Power: 0.12~160KW
Output Torque: 3.5~23200Nm
Installation Type: Horizontal or vertical (Flange Mount)

Specification	R17	R27	R37	R47	R57	R67	R77
Input Power(KW)	0.12-0.75	0.12-3	0.13-3	0.12-5.5	0.12-7.5	0.12-7.5	0.18-11
Ratio	3.83-81.64	3.37-135	3.83-134.8	3.83-177	4.39-187	4.29-199.8	5.31-195.2
Max Torque(NM)	87	128	196	305	440	595	705
Specification	R87	R97	R107	R137	R147	R167
Input Power(KW)	0.55-22	0.55-30	2.2-45	5.5-55	11-90	11-160
Ratio	5.3-246.54	4.5-289.74	5.04-251.17	5.15-223.6	5-163.31	5-229.71
Max Torque(NM)	1310	2110	4380	7910	12700	17700
Specification	RX17	RX27	RX37	RX47	RX57	RX67	RX77
Input Power(KW)	0.12-1.1	0.12-5.5	0.12-7.5	1.1-11	3-22	5.5-30	5.5-45
Ratio	1.62-4.43	1.3-5.5	1.4-6.07	1.42-5.63	1.39-6.45	1.42-5.79	1.44-6.63
Max Torque(NM)	20	71	120	215	395	600	810

The R Series reducer is a highly versatile all-rounder, particularly suitable for medium to heavy loads in continuous operation applications that require compactness, transmission efficiency, and smooth operation, and do not require right-angle turns. It is a timeless and classic choice, particularly for various conveying equipment.

When selecting a reducer, it is important to comprehensively consider your specific operating conditions (such as required torque, speed, installation space, and cost budget), and compare it with other series, such as the F and K series, to select the most suitable model.


 

Company Profile

 

Since 1958, Shanxi Pingyao Reducer Co., LTD., fondly known as Shanxi Pingyao Reducer Factory, has proudly led the charge in the industrial landscape. With a storied heritage in research, development, manufacturing, and sales, we have unwaveringly positioned ourselves as experts in creating a diverse range of reducers and electric rollers. Our steadfast dedication to quality and innovation is underscored by our acclaimed certifications, including ISO 9001 for impeccable quality management, ISO 14001 for our diligent commitment to environmental stewardship, and OHSAS 18001, ensuring exemplary occupational health and safety standards. Our products are adorned with the prestigious American API Association certification and the national mining products coal mine safety mark certification, highlighting our unwavering commitment to safety and reliability. As a prominent figure in China's industrial realm and a beacon of innovation in Shanxi Province, our 'Xinkai' trademark stands as a China Famous Trademark, a shining testament to our relentless quest for excellence and our pioneering spirit.

Certifications

Our Advantages

At Shanxi Pingyao Reducer Co., Ltd., we proudly uphold the highest standards of quality control, spearhead product innovation, and offer unmatched after-sales service that sets us apart in the industry. Our unwavering dedication to scientific research drives our ongoing enhancement of capabilities and resources. We specialize in a diverse array of high-efficiency products, featuring the advanced double arc herringbone gear reducer, alongside the robust ZDY, ZLY, ZSY hard tooth surface cylindrical gear reducers, the precision-engineered DBY, DCY conical cylindrical gear reducers, the innovative cycloidal pin wheel reducers, the versatile NGW planetary gear reducers, and the formidable JS mining high-power reducer. Our comprehensive product portfolio, with over 20 series and an impressive array of more than 3,000 specifications, is meticulously designed to fulfill the varied needs of multiple sectors, including the specialized requirements for electric rollers.

Our expansive range of reducers is engineered to serve a wide spectrum of industries such as petroleum, metallurgy, chemistry, building materials, lifting, transportation, shipping, and mining. Endorsed by leading enterprises, Shanxi Pingyao has become a national symbol of reliability and excellence. Our reach extends beyond domestic borders, establishing a strong international presence as we export to Europe, America, Southeast Asia, and other global markets, cultivating a loyal global clientele of satisfied customers.

Guided by our business philosophy that harnesses collective wisdom to achieve ultimate customer satisfaction, Shanxi Pingyao Reducer Co., Ltd. is dedicated to crafting China's most distinguished products and building a globally renowned brand. Our core values-respect, tolerance, integrity, and rigor-are deeply ingrained in the Xinkai corporate culture, fueling our unyielding pursuit of excellence and innovation in all our endeavors.

Shanxi Pingyao is embarking on a transformative journey from a traditional production-focused entity to a service-oriented powerhouse, as outlined in our ambitious '133' medium- and long-term strategic plan. This visionary plan integrates extensive micro-manufacturing and service strategies, with a market strategy focused on three pivotal objectives: delivering superior quality domestic alternatives to imported reducers, producing export-ready reducers, and developing distinctive, differentiated products. Our strategic aspirations are clearly defined: to consistently uphold industry-leading product quality, to excel in operational efficiency, and to nurture a workplace environment where employee pride and satisfaction reach new heights.

After Sales Service

Standard Warranty Coverage: Experience unparalleled peace of mind with our comprehensive 12-month warranty, or until you reach a milestone of 2,000 operating hours, whichever comes first, guaranteeing steadfast support.
Extended Warranty Opportunities: For those seeking additional peace of mind, we offer optional coverage that extends up to a full 24 months, providing extra assurance for your investment.
Unparalleled Global Support: Tap into our global support network with relentless, round-the-clock, 24/7 technical assistance, and benefit from our efficient supply chain that guarantees the timely availability of spare parts, wherever you are.
Comprehensive Training: Empower your workforce with our versatile training solutions, available on-site and remotely, meticulously designed to elevate operational proficiency and enhance maintenance skill sets.

FAQ

 

Q: What's the lead time for orders?
A: Standard models ship in 30-40 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

 

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

 

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

 

Q: How do I place an order?
A: Contact us via email/phone for a quote, and confirm with a PI.