Expected length of roller chain
Using the center distance among the sprocket shafts as well as the amount of teeth of the two sprockets, the chain length (pitch number) could 
be obtained from the following formula:
Lp＝（N1 ＋ N2）/2＋ 2Cp＋｛（ N2－N1 ）／2π｝2
Lp : All round length of chain (Pitch variety)
N1 : Variety of teeth of smaller sprocket
N2 : Number of teeth of big sprocket
Cp: Center distance between two sprocket shafts (Chain pitch)
The Lp (pitch amount) obtained from your over formula hardly turns into an integer, and normally consists of a decimal fraction. Round up the decimal to an integer. Use an offset link in the event the variety is odd, but choose an even number as much as attainable.
When Lp is established, re-calculate the center distance among the driving shaft and driven shaft as described during the following paragraph. In the event the sprocket center distance cannot be altered, tighten the chain working with an idler or chain tightener .
Center distance involving driving and driven shafts
Certainly, the center distance concerning the driving and driven shafts need to be a lot more compared to the sum of your radius of each sprockets, but on the whole, a appropriate sprocket center distance is considered for being 30 to 50 times the chain pitch. Even so, when the load is pulsating, twenty times or much less is good. The take-up angle amongst the modest sprocket as well as the chain need to be 120°or additional. When the roller chain length Lp is offered, the center distance between the sprockets may be obtained from the following formula:
Cp＝１/4Lp－(N1＋N2)/2+√(Lp－(N1＋N2)/2)^2－2/π2（N2－N1）^2
Cp : Sprocket center distance (pitch quantity)
Lp : All round length of chain (pitch number)
N1 : Number of teeth of little sprocket
N2 : Variety of teeth of huge sprocket
Chain Length and Sprocket Center Distance
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1. Installation & adjustment
After the equipment are arrived at the customer’s site, the customer is responsible for unpacking and arranging the equipment according to the placement drawing; and does under our install-adjust technicians’ guidance. Costs of the staff are decided at last.
2. Training
1) We are responsible for offering the technical training to user. The training content includes the structure and maintenance of the equipment, control and operation of the equipment. Through training, users’technical staff can grasp and the skill of operation and maintenance proficiently, and deal with the general troubles in time. We will appoint qualified technical staff for the guidance.
2) The buyer can send staff to our company for learning.
3. Quality assurance
1) We guarantee the goods offered are brand-new, not used, with latest design and suitable material made, and we guarantee the specification of the equipment is consonance with the contract.
2) We guarantee the line achieve product technical performance indicators within 5 days after feeding operation through the correct guidance of the installation and commissioning.
3) We are responsible for the fault and damage of the production line caused by our design, technology, manufacture, installation, adjustment and material defect etc. that all belong to our responsibility.
4) The warranty period is 12 months after acceptance check of the production line. If there is any different between the furnished equipment in the customer’s factory and the equipment concerned in the contract, the users have the right to pass the inspection book to the legal department to claim for compensation to our company within goods warranty period.
Due to our sincerity in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.
With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.
Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.
FAQ:
Q1: Are you trading company or manufacturer ?
A: We are factory.
Q2: How long is your delivery time and shipment?
1.Sample Lead-times: generally 10 workdays.
2.Production Lead-times: 20-40 workdays after getting your deposit.
Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.
Q4: What is your advantages?
1. Manufacturer,the most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
4. Rich stock and quick delivery.
Q5. If you can’t find the product on our website,what do you next?
Please send us inquiry with product pictures and drawings by email or other ways and we’ll check.
