-HangZhou Choho Industrial Co., Ltd. is a leading company in the domestic chain transmission industry. the first batch of natioal recognized enterprise technology center,national technology innovation demonstration enterprise, and the first A-share listed company in China’s chain drive industry. The stock code is 003033.
-Relying on industry-leading R&D technology, product quality and service, CHOHO has achieved plenty of high-quality customers. We supply vehicle chain system products for CZPT vehicle manufacturers such as Honda, Yamaha, Suzuki, DaHangZhouang, CF MOTOR, HangZhou Motorcycles, Knorr-Bremse etc.; Supply agricultural chain system products for CZPT agricultural machinery manufacturers at home and abroad, such as German CLASS and LOVOL; Supply industrial equipment chain system products for CZPT enterprises such as ZheJiang HangZhouan, HangZhou Logistics, HangZhou Kejie and Sinsong Robotics. The trademark has been registered in many countries, and the products are exported to a great number of countries and regions in Europe, America, Southeast Asia, South America, Africa etc., serving more than 3,000 after-sales customers.
Production Capacity Equipment
-By 2571,CHOHO has more than 2,700 sets of main production equipment and more than 600 sets of high-precision equipment,With the domestic advanced product laboratory and chain production assembly line, CHOHO has strong research and development and testing capabilities for high-end chain products.
1. Any inquiry you make will be answered professionally within 6~8 hours.
2. Attaches great importance to product quality and approved by many global quality system certification,such as France, Norway, Germany.
3. Focused on Chain since 1999, have rich experience in Production.
4. High-quality workers,First-class advanced equipment,good quality control,advanced technology.
5. Be Good at Custom-Made Products, provide customized services for customers.
6. Participated in the drafting of 24 national and industrial standards such as chains.As of 2571-Mar, CHOHO has 180 authorized patents.
7. With the responsibility of “Providing high quality chain system with the same service life for the global locomotive industry”, have established a strong R&D team.
HangZhou CHOHO possesses advanced manufacture equipments such as high precision machining center, hold-in program control broacher, Japan CNC lathe, South Korea CNC lathe, ZheJiang CNC hobbing machine, ZheJiang CNC gear shaping machine, unique spray cooling technology double station high frequency quenching furnace,honing machine tool, laser marking machine to develop large scale, high quality , professional and stable process. inspection instruments such as metallographic test machine, chemical analysis machine, fatigue test machine, projection and wearing test machine to make sure each sprocket we sold have reliable quality.
-CHOHO attaches great importance to product quality and approved by many global quality system certification, such as France, Norway, and Germany. Through the establishment of a sophisticated production management process and quality control system, the entire product process control is achieved. With the introduction of advanced production, processing, and testing equipment, CHOHO has internationally leading full-process quality control capabilities to provide customers with high-quality products.
Choho Provide Chain System Solutions for The Global Top 500 and The Enterprises in Various Fields Top 10!
Broad Customer Channels Market Continues to Develop!
CHOHO has been invited to participate in domestic & international agricultural machinery exhibitions, such as Hannover Messe, Bologna Fair, Canton Fair ,VIV ASIA and so on!
Packaging & Shipping
|Chain+Plastic Bag+Neutral Box+Wooden case+Big Carton+Steel Pallets or Customization
We are very close to the port of HangZhou, which saves a lot of logistics costs and transportation time!
We have our own logistics company and transportation department. If you need me to deliver goods to your warehouse or other ports in China, such as ZheJiang Port and ZheJiang Port, we can also do it!
1. Are you manufacturer or trade Company?
We are a factory focused on producing and exporting Chain over 23 years,have a professional international trade team.
2. What terms of payment you usually use?
T/T 30% deposit and 70% against document, L/C at sight
3. What is your lead time for your goods?
Normally 30~45 days.Stock can be shipped immediately.
4. Do you attend any Show?
We attend Hannover show in Germany, EIMA in Italy, CZPT in France, CIAME in China and many other Agricultural machinery shows.
5.Do you offer free samples?
Yes,we can.or you just bear the shipping cost.
6.Is OEM available?
Yes, OEM is available. We have professional designers to help you design.
Estimated freight per unit.
|To be negotiated
|CCC, ISO9001, CE, E-Mark, RoHS, TS16949, TUV/SGS/BV/CE
What you need to know about sprockets
If you are interested in bicycles or mechanical parts, you may be interested in learning more about Sprockets. There are several types to choose from, each with their own advantages and disadvantages. Here are some details about the different types. Among other things, you may want to consider their spacing, holes and teeth.
Various types of sprockets
There are several types of sprockets, each with their own advantages and disadvantages. Generally, sprockets are selected based on their pitch, which is the distance from the center of the needle roller to the sprocket teeth. These two factors are often used together to determine the speed ratio. For example, a 50-tooth drive sprocket produces a 2:1 reduction ratio.
A sprocket is a wheel that meshes with a chain or track to drive the machine. They are different from gears and are usually designed for a specific chain. Choosing the correct type of sprocket will ensure proper performance and minimize maintenance. The accompanying catalog provides specifications for each sprocket.
Sprockets come in many different designs. These include common bores and roller chains. They also have taper and split taper designs. They can also be made to order. Additionally, these sprockets are available with different mounting options. If you’re looking for a chain, you’ll also need to consider size and spacing.
Sprockets are often used in power transmission systems. They are used with roller chains and silent chains. They reduce speed in a similar way to gears. However, sprockets are designed with high friction surfaces that will wear out quickly unless lubricated. This is why sprockets are usually made of steel, although they can also be made of plastic.
The most common type of sprocket is the roller sprocket. This type of sprocket is commonly used in drivetrains because it runs on a series of pins and rollers that create play between the teeth of the sprocket. They have high tensile strength and are usually made of cast iron or graded stainless steel.
Another type of sprocket is the engineered sprocket, which is stronger and more durable than power transmission sprockets. They are also designed to replace worn teeth without removing the conveyor chain. So if you’re planning to buy a new sprocket, read the manual carefully and make sure you choose the one that best meets your needs.
Different types of sprockets have different pitches and sprocket lengths. For example, chains with large pitch diameters require sprockets with large teeth. Conversely, a chain with a shorter pitch will require smaller sprockets and smaller teeth. Likewise, the pitch of the sprocket and its bore also affects the size of the drive shaft. Knowing the diameter of the drive shaft before buying will ensure you choose the correct sprocket for the job at hand.
There are many factors that determine the length and shape of a sprocket. The number of teeth on the sprocket is a consideration. The higher the number of teeth, the longer the life of the sprocket. Also, the higher the number, the better the wear resistance of the sprocket. Most sprockets have 17 teeth, but they can have more or less. Choosing the correct number of teeth for a sprocket will greatly increase the life of the sprocket and chain. The teeth are usually made of the same material as the sprockets, but there are some removable options as well. Another option is to harden the teeth of the sprocket, which will greatly increase the life of the sprocket. This process is often called induction hardening
While sprockets are sometimes made of metal, some are made of plastic or reinforced plastic. The design of the sprocket is similar to the design of the gear, but it is completely different. While they both have a wheel-like shape, the only difference between them is how they interact with different types of chains. In most cases, the sprocket and chain work together, similar to a bicycle chain assembly.
To determine the correct sprocket size, you need to know the size of the drive shaft, which will determine the size of the teeth. For example, a chain with a 3.5 pitch diameter needs a chainring with large teeth, while a chainring with a smaller pitch needs a chainring with small teeth. Pitch diameter or teeth per inch and bore (the hole through which the center of the sprocket passes through the drive shaft) are the two most important factors in determining sprocket size.
Each spring has two diameters – the shaft diameter and the spring bore. These measurements are important for spring assemblies and cavities. They usually hold a certain tolerance, depending on the customer’s tolerance requirements. Spring manufacturers typically design clearances according to standard manufacturing practices and recommend keeping bore and shaft diameters within a certain tolerance type.
Pitch is a property of a peak frequency that reflects its relative position in frequency space. The spacing of spikes can be measured using a method called neural coding. During this process, CF builds and indexes a series of single-fiber models. Each model predicts the rate response of the AN to any stimulus. These models have no free parameters and are used to find the excitation parameters that produce the most similar measurement curves.
In the past, baseball pitchers used spiked curves to throw harder knives. This type of curveball is similar to a fastball, but with a sharper hit. The resulting speed allows pitchers to throw harder knives. While it’s not a traditional curveball, it can help pitchers improve their QOP score by reducing the time it takes to complete a pitch.
In addition to estimating the pitch, these studies show that the phase relationship between the three harmonics has little effect on the pitch estimation for the pooled interval distribution. This finding is consistent with psychophysical observations of pitch-phase invariance. However, the phase relationship between unresolved and resolved harmonics may have a greater effect on pitch saliency.
editor by CX 2023-07-07