Monthly Archives: December 2019

Spring pulley

Timing Belt Pulley Spring Bearing Tensioner
Ever-power is the leading enterprise in engine-drive area in China. We’re excellent supplier for engine accessories parts, and we specialized in developing automatic tensioner ,idler ,fan support. Also, we have excellent belt suppliers like Optibelt so we can pacake our products with belt.

Now I’d like to briefly introduce our company history. ever-power was funded by Mr. Shen Yongfeng. He started to develop belt tensioner for Chinese automotive engine brands like Cummins  on 1993. On 2003, our funder decided to move the auto engine part business to Shanghai, so he invested ¥ 60,000,000 RMB in the construction and marketing of ever-power Auotomobile Technology Co., Ltd, and he also funded Hongkong Bioko to enter the Hongkong market share.

ever-power has its own devloping teams. For now we have 17 engineers, including one supervisor, two system analysors, eight drawing makers, three part validators and three system validators. We’re able to develop new products and new structures for our clinets, and we have softwares to conduct layout analysis and dynamic simulation. Also, we can bring our Rotect testing machine to our client’s testing center to support their bench testing.  

ever-power is keeping supplying to more than 190 domestic and oversea OEM customers including Cummins JEP, MAN, Ford, Susuki, Dongfeng Renault, Sinotruck, Shanghai Disel Engine Co., Ltd.  

Last year, ever-power’s annual turnover is 22.84 million USD and this year our annual turnover is 27.41 million USD. And in last year our production capacity is two 2,600,000 pcs, howver, the production capacity we used is 2,050,000 pcs which means Bioko still have 550,000 pcs margin capacity. Welcome to contact Bioko and discussing new projects with us! Thank you!

Backed ourselves with sound installation and advanced devices, we are involved in offering quality certain selection of Spring Pulley 170. These are smooth in finish and obtainable in compact design. . The standard of this array was created keeping in mind the needs of the customers. The price of this array can be very nominal.
Smooth in finish

Quality high

Different sizes available


Spring rope pulley 118 diameter series
For closing sliding doors – approved for use on smoke and fire security doors
Simple, effective and cost-effective closing gadget for sliding doors
Through the opening of the door the internal springtime is tensioned and automatically pulls the sliding door closed
Obtainable with different forces: 25 N, 50 N, 80 N or 100 N (only as double springtime rope pulley)
Closing force can be adjusted by pretensioning the spring
Thanks to its material and the absolutely accurate fitting of the hub, the springtime rope pulley also works very silently, without any annoying noise.
As parts of the sliding door closer DICTAMAT 50 the springtime rope pulleys with 25 and 50 N are also approved for his or her use upon smoke and fire protection doors.

The closing speed, however, isn’t controlled when using only a spring rope pulley for closing. If for security or functional factors a controlled closing speed is required, we recommend to utilize the DICTAMAT 50 sliding door closer. It incorporates the springtime rope pulley as closing device.

Backed ourselves with audio installation and advanced machines, we are engaged in offering quality certain selection of Spring Pulley 170. These are smooth in complete and obtainable in compact design. . The standard of this array was created keeping in mind the requirements of the customers. The price of this array can be very nominal.
Smooth in finish

Quality high

Different sizes available


Heavy duty pulley

High Quality Wrapped V-Belts
Ever-power is a leading manufacturer of high-quality and heavy-duty v-belts for the agricultural and industrial drives. We use the certified raw materials and components, unique process formulation, advanced processing technology and management innovation to constantly control the belts quality. When the belts finished, we will use the specialized equipment to test belts strength, ensure the belts quality is so good. With excellent performance, Ever-power belts are taking the leading position in China and international market, mainly delivered to Southeast Asia, East Europe, Middle East and South America etc many countries and regions. 

I. Ever-power, designed for V-belt drives

II. Technology
1. High quality raw materials
Famous brand aramid cord, neoprene rubber, carbon black and etc high quality raw materials. 
2. Unique process formula
Unique process formula, strict production technology, perfect management system and the spirit of excellence in research and development.
3. Equipment
Advanced production equipment and complete quality control means to produce high quality agriculture v-belts. Advanced technology gives us an advantage.

III. Products details                                       
HI model of agriculture belt is mainly use on the New Holland , John Deere, Case IH, Claas etc many famous international brand of combine harvesters, the belts are smooth-running, offer the highest power capacity and a long and trouble-free service life. all belts of Ever-power certified to the highest quality, safety and environmental service.

The common type of clasical belts are: HI,HJ,HK,HL,HM,HN,HO and some other banded belt.

Type Top width(mm) Height(mm) Length range
Inch Meter(mm)
HI 25.4 12.7 63"-256" 1600-6500
HJ 31.8 15.1 50.4"-110" 1280-2800
HK 38.1 17.5 59..1"-256" 1500-6500
HL 44.5 19.8 70.9"-256" 1800-6500
HM 50.8 22.2 70.9"-256" 1800-6500
HN 57.2 23.9 84.8"-256" 2155-6500
HO 63.5 25.4 73.6"-157.5" 1870-4000

IV. Features
The agricultural belts have the following additional features:

  • Higher impact load and transmission power (breaking through high-performance compressed rubber formulations and efficient production process technology)
  • Lower shrinkage (break through pretreatment technology of wear-resistant wrapped materials to improve the cloth tenacity and wear-resistant performance )
  • Strong lateral rigidity and anti-reverse bending, higher transmission efficiency;
  • Anti-skid, no elongation & longer service life.
  • More flexible,Reliable tension capacity, suitable for tensioning wheel clutch
  •  Excellent performance under variable load conditions
  • Temperature range: -18 to +80

The belts are smooth-running, offer the highest power capacity and a long and trouble-free service life.
All belts of Ever-power certified to the highest quality, safety and environmental standards.

V. Service
Win by quality, Reputation first, Customer supreme service 
1. Product quality assurance
If the belts have any quality problems during the warranty period, after checking and  confirmed, Customers can exchange their old belts for our new ones.
2. Provide the sample order
If customers have doubts about our products which can place the sample order and put the belts on machine to test the service life and all conditions.
3. Delivery time assurance
We are the professional manufacturer,we have the complete production and QC system,which ensure all the belts good enough,and don’t need to waste time on the defective goods.Freight transport system promise the delivery time efficiently.
4. After-sales service
Professional international business department and customer service department, which could response to the customer’s feedback in time and provides the effective method to solve the problem.

VI. Fit for combine hvarester  
Combine harvesters work outdoors, the drive is often subjected to extreme weather
conditions such as hot sunny days, extreme winters and rainy season, so the belts are subjected to dust, dirt, stones and other objects that may enter between the belt and the pulley.
For all these reasons, you should only use belts specifically designed for use on agricultural applications, as these are built to specifications capable of withstanding such harsh conditions often in constant sunlight and therefore hot conditions.
Ever-power Harvester Combine Belts are designed to follow the international standard norms used by the original equipment manufacturers and are widely used in the replacement market and offers a trouble-free and zero-maintenance life.

VI. The exhibition 
Every year, we will attend some famous agriculture machinery exhibitions, International exhibitions:
Germany, Italy, Russia, Ukraine and Vietnam etc.
China exhibitions: Canton Fair, CIAME exhibtions etc.
During the exhibitions, understand the market dynamic and latest technology, show customers more about our quality and samples, meet and communicate with old customers to know more about their ideas and business, and make foundations for the new potential good customers.

VII. Packaging and shipment
All belts are available in bags and boxes. And we can do the packing totally as customer’s special requirement. We will make the best use of good packaging to ensure the belt intact.

VIII. Timely delivery 
We support all kinds of convenient means of transportation. So that products can be faster delivery to the hands of customers.

Q: Are you Belt Trading company or Manufacturer ?
A: Factory Direct, we are Belt Factory, only production the Agriculture belt.All belt are high quality with the favorable price.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge, While customers should pay the cost of freight, the freight cost will be deduct on future orders
Q: What is your terms of payment ?
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
Q: What about the belt packing?
A: Packed in woven bags/cartons or as customer’s requirement.
Q: Can you do OEM/ODM?
A: Yes, we can do OEM/ODM special for customers.

X. Contact us
"Win by quality, reputation first, customers supreme service tenet" is our purpose, Ever-power willing to provide the best products and services to all of our customers. 
More details, welcome to contact us freely.

Contact us: Alan Shen

planetary gear unit

Ever-Power planetary gear models excel due to their wide range of feasible applications. High rigidity combined with low radial backlash for his or her dynamic positioning role. An extremely efficient, compact design for continuous operation of your smart alternative. Or optimal soft running properties through surface helical gears. What perform you take into account to be essential when choosing a gear unit? You select which requirements your gear unit should fulfil.

Discover your customization options
Fundamental design of planetary gear units
The basic design of a planetary gear unit includes a sun gear, a ring gear and many planetary gears. The planetary gears are supported by the ring equipment and rotate around the sun gear. This operating basic principle gave the name to this kind of gear unit. The gear unit’s drive and output functions can be performed by the sun gear, the housing or the planetary carrier, based on the design.

In the most common design, the epicyclic gear unit, the drive function is performed by the sun gear, the output function by the planetary carrier, and the housing is stationary. This design has a positive impact on the internal forces in the apparatus unit. The strain distribution over a number of planetary gears enables high torques to end up being transmitted in a concise design. The utilization of helical gears decreases the running noises.

High torque can be transmitted
Drive and output run synchronously
Coaxial design
Minimal radial backlash
High efficiency
High degree of stiffness

planetary reducer gearbox

Key feature:
Planetary gearbox is produced by modular design, and may be mixed according to client’s request
Involuted planetary gear design
Nodular cast iron Casing to improve rigidity and antiknock
Heavy duty bearing on low‐swiftness shaft, and may bear big radial load because of proportionate distribution of torque
All gears are case hardened to get high surface hardness, which guarantee transmitting efficiency and entire gearbox’s life
Planetary gearbox has 16 models for different Planetary Reducer Gearbox torque range, and each model have 1‐5 reduction stages to attain different ratios
Ratio range: 3.15‐9000
Input power: 0.25‐55KW
Permit torque rang: ≤ 800000N. M
Output speed: 0.425‐445 r/min
Structure mode: Chance for flange, foot, or shaft installation solutions
Wide and comprehensive selection of N series for commercial applications
Low speed shaft design: Cylindrical with essential, splined, hollow with shrink disc or splined hollow shaft
Rigid and precise nodular cast iron casing
Low noise working, high manufacturing quality standard
High and dependable performance, load capacity and low speed shaft bearing

Ideal for servo applications, the P Series Inline EP Precision Gearhead feature planetary gearing and bearing choices to make them the most accurate and efficient planetary gearheads obtainable. Our equipment technology provides minimum use, low noise, and backlash of ≤3 arcmin. The P Series acceleration reducer can be attached to almost any servo motor.

For application & selection assistance, please call, fax or email us. Your application details will be reviewed by our engineers, who will recommend the very best solution for your application.
Ever-power precision planetary gearboxes work very well for increasing torque output of servo systems, while reducing the reflected load inertia for higher response. Provided in inline, right-angle and hub styles, these best-in-class gearboxes provide high stiffness, high effectiveness, and incredibly quiet operation. Mounting equipment is included for mating to Ever-power motors.


Gear couplings are torsionally rigid and are equipped to two designs – completely adaptable and versatile/rigid. A totally adaptable coupling includes two hubs with an external equipment and two outer sleeves with an interior gear. It really is a universal coupling for all sorts of apps and accommodates all possible misalignments (angular, offset and merged) as effectively as large axial moments. Machines, bearings, seals, and shafts are consequently not subjected to the added forces, occasionally of significant magnitude, which come up from unavoidable misalignment normally connected with rigid shaft couplings.
A flexible/rigid coupling includes one adaptable geared 50 % and one rigid fifty percent. It does not accommodate parallel displacement of shafts but does accommodate angular misalignment. This sort of couplings are primarily utilised for “floating shaft” purposes.
Measurements 010 – 070 all have crowned enamel with a 20° force make contact with (fig one). This enables to accommodate up to 1,5° static angular misalignment per equipment mesh. Even so, reducing the operational misalignment will improve the daily life of the coupling as nicely as the lifestyle of other equipment components this kind of as bearings and so on.

Equipment COUPLING
equipment coupling is a torsionally rigid grease crammed coupling consisting of two hubs with exterior multicrown – and two flanged sleeves with straight internal teeth. The flanged sleeves are bolted together with large toughness corrosion secured equipped bolts and nuts. The sleeve is at the reverse side of the flange executed with an endcap (inner for tiny and screwed for big dimension couplings) in which the o-ring is situated for sealing reasons. The equipment coupling has been made to transmit the torque among these two flanges through friction staying away from fretting corrosion in between these faces.

The tooth of hub and sleeve are repeatedly in speak to with every single other and have been made with the essential backlash to accommodate angular-, parallel- and axial misalignment inside their misalignment ability. The angular and parallel misalignment capacity is established by the gear tooth design and style and is for the common equipment max. one.5° degrees (2 x .75°) in complete. The axial misalignment capacity is constrained by the equipment teeth size in the sleeve and can be different (optionally).

This is exactly how CHINA GEAR COUPLING could be utilized for your advantage.

Agricultural chain

Farming would come to a standstill without the helpful assistance of both small and huge machines. Whether you’re harvesting crops or organizing the barn, these devices take hours of work out of your entire day. Support your machine’s mechanical requirements with agricultural chains and sprockets from chian Chain. We dedicate our dependable stock to your efficiency in the field.

Explore the many agricultural chain inside our inventory, including A-, C-, MR- and ANSI-types. Every item meets the tough standards you demand from your tools, such as fighting off debris accumulation and acclimating to almost every temperature modify. Agricultural roller chain goes through extensive testing and quality checks before it arrives at your farm. Try our agricultural toned link chain for even operations every day. When you need trusted agricultural conveyor chain parts in a hurry.

Chain and Sprockets includes a full type of roller chain for agricultural gear at a fair price! Our agricultural roller chains feature solid Agricultural chain china rollers and warmth treated parts for the best toughness and performance.


Gear couplings are torsionally rigid and are provided to two styles – totally flexible and adaptable/rigid. A totally adaptable coupling contains two hubs with an exterior gear and two outer sleeves with an inside equipment. It is a common coupling for all types of programs and accommodates all feasible misalignments (angular, offset and combined) as well as huge axial times. Machines, bearings, seals, and shafts are as a result not subjected to the additional forces, at times of considerable magnitude, which come up from unavoidable misalignment typically related with rigid shaft couplings.
A versatile/rigid coupling comprises a single versatile geared half and a single rigid 50 %. It does not accommodate parallel displacement of shafts but does accommodate angular misalignment. This type of couplings are largely used for “floating shaft” apps.
Measurements 010 – 070 all have topped enamel with a 20° pressure make contact with (fig 1). This permits to accommodate up to 1,5° static angular misalignment for every equipment mesh. However, minimizing the operational misalignment will maximize the daily life of the coupling as effectively as the existence of other equipment factors this kind of as bearings and so on.

Equipment COUPLING
gear coupling is a torsionally rigid grease crammed coupling consisting of two hubs with external multicrown – and two flanged sleeves with straight interior teeth. The flanged sleeves are bolted collectively with substantial strength corrosion guarded fitted bolts and nuts. The sleeve is at the reverse facet of the flange executed with an endcap (inside for tiny and screwed for massive dimension couplings) in which the o-ring is situated for sealing reasons. The gear coupling has been created to transmit the torque in between these two flanges by means of friction steering clear of fretting corrosion amongst these faces.

The enamel of hub and sleeve are continuously in get in touch with with each other and have been made with the required backlash to accommodate angular-, parallel- and axial misalignment inside of their misalignment ability. The angular and parallel misalignment potential is established by the gear tooth design and style and is for the standard equipment max. 1.5° levels (two x .75°) in overall. The axial misalignment ability is limited by the equipment teeth duration in the sleeve and can be assorted (optionally).

That’s all on CHINA GEAR COUPLING, thinking about more?



Solitary joint equipment couplings are also utilized to connect two nominally coaxial shafts. In this application the system is called a gear-kind versatile, or versatile coupling. The solitary joint makes it possible for for minor misalignments such as set up mistakes and modifications in shaft alignment thanks to working circumstances. These sorts of equipment couplings are usually constrained to angular misalignments of 1/4–1/2°.

Gear couplings are usually constrained to angular misalignments, i.e., the angle of the spindle relative to the axes of the linked shafts, of 4–5°. Universal joints are able of increased misalignments.

Equipment couplings and universal joints are utilised in similar apps. Gear couplings have greater torque densities than universal joints created to match a presented area even though common joints induce decrease vibrations. The limit on torque density in universal joints is because of to the minimal cross sections of the cross and yoke. The equipment teeth in a gear coupling have high backlash to enable for angular misalignment. The excessive backlash can contribute to vibration.

Every single joint consists of a one:1 gear ratio inside/exterior gear pair. The tooth flanks and outer diameter of the exterior equipment are crowned to allow for angular displacement among the two gears. Mechanically, the gears are equal to rotating splines with modified profiles. They are known as gears simply because of the reasonably large dimension of the enamel.

Get in touch with us if you have concerns about CHINA GEAR COUPLING.



Coupling hubs complete bored and keywayed acc. to DIN 6885
Coupling hubs unbored or pilot bored
Coupling dynamically balanced in accordance to ISO 1940 Quality: G 2.5 G six.3
Hubs in special proportions or special materials


Steel coupling with unique tooth pattern
Torque transmission through internal geared sleeve and exterior geared hubs
Alternative of the brake disc or the seals without moving any tools
High temperature resistance
Reduced dress in
Arrangement of the brake drum on the equipment side to permit the brake torque to be maintained when the motor is disengaged
Extensive choice of coupling dimensions and brake disc diameters


torsional pressure: 2000-46000 Nm
These couplings are for use in equipment the place a torsionally rigid torque is essential, particularly on regularly varying loads and speeds.


Do you have any kind of suggestions on the CHINA GEAR COUPLING, please do not hesitate to contact us.

China fluid coupling

China fluid coupling

What are the advantages of hydraulic couplings?

Increase the start-up ability of the driving gadget and boost the startup functionality.

Generally employed squirrel-cage motor commencing torque is little, with hydraulic coupling is started out, the pump wheel is only the load of the motor, motor relative to the no-load startup, modest startup present, conserve electricity, drag the moment of inertia for huge load are not decided on is much greater than the rated capacity of the motor.

In the shifting areas, there are inevitably question gap, in the absence of hydraulic coupling, motor at commencing instant, simply because the hole current in the load is modest, thus speed up quickly, following becoming requested gap elimination, load abruptly on the kinetic vitality large motor, triggered the effect of the program.

Right after the hydraulic coupling is established up, non-rigid transmission between the motor and the load can take in vibration and reduce the affect, so that the doing work device and transmission device can operate efficiently.

Go over and learn more about china fluid coupling at