High Transmission Efficiency Hard Tooth Surface Helical Gear Speed Reducer

• Customization: Available
• Application: Motor, Machinery
• Hardness: Hardened Tooth Surface
• Model NO.: R Series
• Layout: Coaxial
• Gear Shape: Helical Gear
• Step: Single-Step
• Type: Gear Reducer
• Shell Material: Cast Iron / Ductile Iron
• Shell Hardness: Hbs190-240
• Gear Machining Accuracy: Precision Grinding, Level 6-5
• Heat Treatment: Tempering, Carburizing, Quenching, etc.
• OEM: Aceept
• Transport Package: Wood Case
• Specification: Based on the product
• Trademark: Ocheng
• Origin: China

Product Description

High Transmission Efficiency Hard Tooth Surface Helical Gear Speed Reducer

Product Description

Product Overview
R137 / RF137 / RF137 series helical gear reducer has the characteristics of strong versatility, good combination and strong bearing capacity. It has the advantages of easy transmission ratio, high efficiency, small vibration and large radial load of the shaft. This series can not only be used in conjunction with various reducers and gearboxes to meet the requirements, but also facilitate the localization of related gearbox equipment.

Feature
1.High modular design.
2.The integral casting shell has compact size, high load carrying capacity, stable transmission and low noise.
3.Good anti-leakage performance, good sealing, can be widely used in industrial production.
4.Energy efficient.
5.Cost savings and low maintenance costs.

Main Application Industries
1.Food light industry, electrical machinery, construction machinery, metallurgical machinery;
2.Cement machinery, environmental protection machinery, electronic appliances, road construction machinery;
3.Water conservancy machinery, chemical machinery, mining machinery, transportation machinery;
4.Building materials machinery, rubber machinery, petroleum machinery and other industries.

Product Parameters

Technical Data

Shell material	Cast Iron / Ductile iron
Shell hardness	HBS190-240
Gear material	20CrMnTi alloy steel
Gear surface hardness	HRC58 ° ~ 62 °
Gear core hardness	HRC33 ~ 40
Input / output shaft material	42CrMo alloy steel
Input / output shaft hardness	HRC25 ~ 30
Gear machining accuracy	Precision grinding, level 6 ~ 5
lubricating oil	GB L-CKC220-460, Shell withstand voltage 220-460
Heat treatment	Tempering, carburizing, quenching, etc.
effectiveness	94% ~ 96% (depending on the transmission stage)
Noise (maximum)	60 ~ 68dB
Temperature rise (MAX)	40 ° C
Temperature rise (oil) (maximum)	50 ° C
vibration	≤20µm
Recoil	≤20Arcmin
Bearing brand	Chinese brand bearings, HRB / LYC / ZWZ / C & U. Or other brands requested, SKF, FAG, INA, NSK.
Oil seal brand	NAK --- Taiwan or other brand requirements

 

size	Shaft diameter solid (mm)	Center height	Output flange diameter (mm)	Power (kw)	Speed ratio	Allowable torque (N.m)	Weight (KGS)
R17	φ20k6	75	φ120 / 140	0.18-0.75	3.83-74.84	85	4
R27	φ25k6	90	φ120 / 140	0.18-3.00	3.37-135.09	130	5.5
R37	φ25k6	90	φ160 / 200	0.18-3.00	3.33-134.82	200	8.5
R47	φ30k6	115	φ160 / 200	0.18-5.50	3.83-176.88	300	10
R57	φ35k6	115	φ200 / 250	0.18-7.50	4.39-186.89	450	18
R67	φ35k6	130	φ200 / 250	0.18-7.50	4.29-199.81	600	25
R77	φ40k6	140	φ250 / 300	0.18-11.00	5.21-195.24	820	36
R87	φ50k6	180	φ300 / 350	0.55-22.00	5.36-246.54	1550	63
R97	φ60m6	225	φ350 / 450	0.55-30.00	4.49-289.74	3000	101
R107	φ70m6	250	φ350 / 450	2.20-45.00	5.06-249.16	4300	153
R137	φ90m6	315	φ450 / 550	5.50-55.00	5.15-222.60	8000	220
R147	φ110m6	335	φ450 / 550	11.00-90.00	5.0-16.31	13000	400
R167	φ120m6	425	φ550 / 660	11.00-160.00	10.24-229.71	18000	700

Detailed Photos

R series reducer has the following models:

R17  R27  R37  R47  R57  R67  R77  R87  R97  R107  R137  R147  R167

RF17  RF27  RF37  RF47  RF57  RF67  RF77  RF87  RF97  RF107  RF137  RF147  RF167

RX37  RX57  RX67  RX77  RX87  RX97  RX107  RX127  RX157

RXF37  RXF57  RXF67  RXF77  RXF87  RXF97  RXF107  RXF127  RXF157

RXS37  RXS57  RXS67  RXS77  RXS87  RXS97  RXS107  RXS127  RXS157

RXFS37  RXFS57  RXFS67  RXFS77  RXFS87  RXFS97  RXFS107  RXFS127  RXFS157

Quality Control Standards

1. Body / Box Body
(1) The section of the cover and the body shall be smooth and smooth to ensure tight assembly. Check the contact tightness of the section, that is, the insertion depth of the plug ruler less than 0.05mm shall not be greater than 1 / 3 of the section.
(2) The upper cover and the body shall not crack, and the kerosene inspection shall not contain leakage.
 
2. Dute Line Cylindrical Gear
(1) The gear shall not have defects in burrs, cracks, fractures, etc.
(2) gear engagement that the tooth height and tooth width is not greater than 20%.
(3) gear must be correctly engaged after assembly and its contact area shall meet the provisions in Table 1.
(4) The side clearance of gear engagement shall meet specified in Table 2.
(5) The top gap of the gear engagement is 0.2~0.3m (m is the normal modulus).
(6) Check the side and top clearance of the gear by pressure lead method and if not in accordance with Articles (4) and (5), the center distance may be corrected in Table 2 and (5)
(7) The center distance limit deviation of both gears shall meet the provisions in Table 3.
(8)The parallelism of the gear centerline on the tooth width is not greater than that specified in Table 4
(9)The radial beat of the gear rim shall not be greater than that specified in Table 5
(10)The maximum allowable wear value of tooth thickness at the gear section circle shall meet Table 6.
 
3. Bevel Gear Wheel
(1) The gear must be smooth without burrs, scars, cracks, etc.
(2) The limit deviation of the clip angle of the gear shaft is specified in Table 7.
(3) The displacement of gear centerline shall not be greater than specified in Table 8 and the displacement inspection method is shown in FIG. 4.
(4) The side gap of gear engagement shall meet the provisions in Table 9
(5) Top gap of gear engagement is 0.2~0.3m.(The m is the large-end module number)
(6) The displacement of the gear cone shall not be greater than that specified in Table 10

Company Profile

Ocheng machinery equipment is subcompany of China YanFeng group ,which was found in 1987 .The company'existing plant area is 60000 square meters.It has advanced experimental test equipment and production line in the industry,In recent years,it has spent 30 million yuan to purchase more than 30 high-precision CNC machine tools,more than 200 various types of machine tools ,and fixed assets of more than 500 million yuan.
 
We specializing in R & D and manufacturing  of various gear reducers, different types of chillers, film blowing machines, bag making machines, bubble film machines, printing machines, recycling machines ,motorcycle accessories and other machine assembly parts etc.we have got certificate such as ISO9001 and etc ,Who provide professional NON-STANDARD products with complete design and customization to satisfy your requirement.
 
We has gathered a batch of outstanding professional team with more than 10 years' experience in this industry. Adopting brand-new modulation, the productions of our company are featured by short delivery time, high performance and more stable operation.
 
Our products sell well all over the country and are exported to Southeast Asia, the Middle East, Central Asia, Russia, Europe, South America, North America, Africa, dozens of countries and regions, winning a good market response and customer reputation.
 
We pay close attention to internal management, after-sales service, scientific and technological progress and information. We continue to grow and develop at the same time.

FAQ

Q:Where is your product mainly exported?

A:Our products are mainly exported to Japan, the United States, Germany, Southeast Asia and other countries and regions. Our customers include many OEM customers specializing in construction machinery. We have partnered with several of the Fortune 500 companies to become one of their major foundry suppliers in China.

Q:How to provide goods?

A:Usually we will ship the goods to the sea. The factory is only 460 kilometers away from the port. It is very convenient and convenient to transport the goods to any other country. Of course, if your cargo is very urgent, Ningbo Airport and Shanghai Airport are also nearby.

Q:What is the payment term?

A:When we provide you with a quotation, we will negotiate with you: EXW, FCA, FOB, CIF, CRF, DAP Etc. For mass production, you need to pay 30% of the deposit before production and 70% of the balance before shipment. Our most common way is T/T.

Q:How to ensure the quality of your products?

A:First, we will check after each process. For finished products, according to customer requirements and international standards.

Q:How many employees does your company have?

A:We now have more than260 employees, including 36 engineers and 16QCs.

Q:What is the ability of your company?

A:We have a number of production lines with a monthly production capacity of 1,600 units and an annual production capacity of 20,000 units.

Q:What information should we provide before placing an order about gear reducer ?

A:a) Type of gearbox, ratio, input and output type, input flange, mounting position and motor information.
b) Shell color.

Q:Can we purchase 1 piece for each product for quality inspection?

A:Yes, we are very happy to accept the test order for quality inspection.

Q:How long is your delivery time?

A:If the goods are in stock, it is usually 5-10 days. If the goods are not in stock, it is 15-30 days.

Q:Can you customize the product?

A:Yes, we can provide customized products based on customer's drawings or samples.

Q:What applications does your product apply to?

A:Our gearboxes are widely used in textile, food processing, beverage, chemical, escalator, automatic storage equipment, metallurgy, tobacco, environmental protection, logistics and other fields. 

Q:What products can you offer?

A:We specialize in gear reducer film blowing machines, bag making machines, bubble film machines

Q:Are you a direct manufacturer or a trading company?

A:We have our own factory and 2 machining centers, and we also have our own international sales department. We produce and sell ourselves.

Q:How long can I receive feedback after we ask?

A:We will respond to you within 12 hours of the working day.