Product Description


HangZhou Hongri Machinery Factory

Product Technical Parameter

 

 

Product Description

Disc blade are suitable for disc harrow and agricultural machine, as usual the material is 65Mn spring steel and Boron steel. As usual 65Mn spring steel hardness is 38-45HRC.We are CZPT to producting a lot of kinddisc blade, max diameter is 46inch(1170mm).

Detailed Photos

Product Parameters

 

Common Specifications of Disc
Dia. Concavity   Thickness
mm inch mm mm
255 10 12 3
305 12 19 3
330 13 25 3
355 14 38 3
410 15 38~50 3
430 17 57 3,4
460 18 38~60 3,4
480 19 57 3,4
510 20 44~63 3,4,5
535 21 63 3,4,5
560 22 60~85 4,5,6
585 23 75~90 4,5.6
610 24 75~95 4,5,6
660 26 86~115 5,6,7,8
710 28 100~130 5,6,7,8
760 30 120~135 6,7,8,10,12
810 32 120~140 8,10,12
910 36 120-200 8,10,12
960 38 120-200 8,10,12

Packaging & Shipping

Packing:
Normal packing or According to your requirement.
Safe, complete and fast delivery of goods to customers.

Shipping: By sea

Payment Terms: T/T

Company Profile

Business type Manufacture 
Location Shiliwang Industrial Zone of HangZhou, ZheJiang ,China
Year Established  2003
Occupied area 50 Acres
Company certification CE, ISO9001,SGS
Main product disc harrow, disc plough, trailer, boom sprayer , rotary tillers, potato planter ,plowing blade, plough blade, soil-loosening shovel and so on.      With good quality, excellent performance, our products annually export to countries around the world, and we have gained the majority of customers trust.

 

After Sales Service

After Service: 12 months guarantee of the main parts, we will send the guarantee parts together with the machine in your next order or we can send them by air express if you need it urgently. 

 

FAQ

1.Q: Full price list for these products

   A: If you need the price list for these products, please notify the product model so that I can quote you accordingly. Please understand we have a very wide product range, we don’t usually offer full products price list. 

2. Q: Business terms
    A: Shipment time: 25-40days after your payment
    Shipment: By sea
    Loading port: HangZhou port, China
    Destination port: …To be advised
    Payment: T/T
    Warranty: 1 year

3.Q:How can I order from you?
   A: Please send us your enquiry list; we will reply you within 2 working days.

4.Q:If the finger I look for are not in your catalogue, what should I do?
   A: We can develop it according to your drawing or sample.

5. Q: Why choose Hongri for cooperation? 
    A: Comparing with our competitors, we have much more advantages as follows: 
       – More than 30years in manufacturing farming machine 
       – More Professional Sales staffs to guarantee the better service
       – More agri machines for your choice
       – More New products into your range to avoid price competition
       – Larger quantity production and shipment
       – Better quality to guarantee better Credit.
       – Faster delivery time: Only7days
       – More stick quality checking before shipment. 
       – More reasonable after-sales service terms. 
       – More famous brand: Hongri” brand and “CE”ceitification.
       – Lower repair rate and bad review rate
       – We have American Branch to show our main products. We can give customers best service. 

Please feel free to contact me if you have any questions.
Thanks. Have a nice day!

 

Contact me

The Mechanical Advantage of a Pulley

A pulley is an important tool for many tasks. The advantage that it offers over a hand-held mechanism is its mechanical advantage. In this article, we’ll discuss the types of pulleys and their applications. We’ll also look at the types of compound pulleys. And, of course, there’s a little bit about the mechanical advantage of a pulley. This article will help you decide whether this tool is right for your needs.
pulley

Mechanical advantage of a pulley

A pulley has a mechanical advantage over a lever because it is able to produce more force over longer distances. The mechanical advantage of a pulley sounds brilliant and could produce energy. But what exactly is this mechanical advantage? Let’s take a look. First, consider how a pulley works. A rope supports a 100kg mass, which requires 500 newtons of force to lift. If the rope supports a 100kg mass, 2 sections of rope can support that load. Using a pulley, you can lift the same weight with half the force.
A pulley’s ideal mechanical advantage is the ratio of the force applied to the total length of the rope. The larger the radius, the greater the mechanical advantage. A pulley made up of 4 rope segments has an ideal mechanical advantage of four. Therefore, a four-segment pulley would multiply the force applied by four. As the numbers on the rope segments are smaller than the total length of the rope, it would be better to use a compound pulley.
The mechanical advantage of a pulley can be calculated by using the T-method. The first step in calculating the mechanical advantage of a pulley is defining the force you need to lift. Then, divide that force by 2 to calculate the amount of force you need to lift the load. Once you know this amount, you can design a pulley to meet your needs. That way, you can achieve the perfect balance between the 2 types of pulleys.

Types of pulleys

The main function of the pulley is to change the direction of the force. The mechanical advantages of a single pulley are two. Ideally, 2 pulleys should have 2 or more mechanical advantages. The mechanical advantage of compound pulleys can be increased to 2 or more. The number of pulleys that make up the composite pulley will determine the mechanical advantage. Certain types of pulleys are combined in 1 housing.
A stepped pulley is a set of pulleys with stepped surfaces. Each face is anchored to the mid-axis in an ordered sequence. This design gives these pulleys their name. They are used to increase and decrease the speed of the driven pulley. Step pulleys are usually used in pairs. They can be straight or stepped, but usually come in pairs.
The 3 main types of pulleys are pulleys, rope pulleys, and chain pulleys. Pulley Pulley systems use mechanics to lift and lower heavy objects. The Greek historian Plutarch credits the invention of the pulley to Archimedes of ancient Sicily. The Mesopotamians used rope pulleys to lift water around 1500 BC, and Stonehenge is said to have been built using a rope pulley system.
pulley

Application of pulley system

The advantages of using a pulley system are numerous. The ability to lift heavy objects is a good example. The pulley system makes it easy for people to lift blocks and other large objects. It can be used in many different applications, from utility elevators to construction cranes. In addition, it is widely used on sailing boats. If you want to learn more about the benefits of a pulley system, keep reading!
You can use the pulley system to water flowers or water plants. Some of them even lowered the pot to make cleaning easier. Pendant lights are another great place to install a pulley system. Climbing and fishing are just some of the activities that utilize the pulley. They are great for fishing and gardening. And since they are so versatile, you can use the pulley system anywhere.
To get the most out of your pulley system, you must choose a product that has all of the above attributes. A high-quality pulley must have a large pulley diameter and be made of sturdy materials. The cables must also be properly supported in the pulleys to ensure a long service life for your investment. A good cable should have minimal cracks and be lubricated. These factors are the most important considerations when choosing a pulley system for your needs.

composite pulley

Composite pulley systems combine 2 or more movable pulleys. These systems maximize the force to move the weight and can also change direction so they can be used to lift weights. Composite pulley systems can be as simple or as complex as your needs. For example, a pulley pulley system uses multiple pulleys on each axis. This method is often used for hoisting building materials.
A compound pulley system has 2 or more rope segments, each of which is pulled up on a load. It can increase lift by making objects move faster. These systems are common on large sailboats and construction sites. Composite pulleys are also available for larger boats. Due to their versatility, they are versatile tools for construction sites and large sailboats. If you have their app, you should consider buying one.
The main advantage of composite pulleys is their versatility. You can use them to lift weights or use them to save energy. Composite pulleys are especially useful for lifting heavy objects. For example, you can tie a paper clip to the end of the rope and pull it up. The flag is then lifted into the air with the help of compound pulleys. Composite pulleys are a great invention and they are often used in construction.

security considerations

There are several safety considerations to consider when using pulleys. The first is Secure Workload (SWL). This value is a general guideline for the maximum weight a pulley can safely handle. It varies according to the height and angle of the pulley. Besides SWL, there are some other factors to consider. Consider each 1 before deciding on the pulley that best suits your needs.
Another safety consideration is the weight of the load. Since the highs of the pulley are higher than the lows, it doubles in weight. The weight of the high point should not exceed 4 kN. The safety factor is calculated by multiplying the strength of the pulley by the weight of the load. Secondary COD has a safety factor of 10:1 and bulletproof primary anchors should be used with pulleys.
If using a chain hoist, you must be trained in the appropriate type of lifting. It is important not to hang on the top hooks of the structure, nor to overload or rig the hooks with multiple slings. You should also avoid corroded or damaged chains, as they can cause the crane to jam or overload. A worn chain can even cause the load to drop.
pulley

Components of a pulley system

Proper design of the pulley system can increase the life of the cables and pulleys. Larger diameter cables should be selected as they are more durable than smaller diameter cables. The cables should also be supported in the pulley grooves. The pulley must be designed to be compatible with the cable and its lubrication should be optimal. Proper lubrication of cables and pulleys will ensure maximum durability and longevity.
The first type of pulley is called a fast pulley. These pulleys are used for quick start and stop of the machine. These pulleys are usually mounted in pairs on the countershaft of the machine. One pulley is tightly mounted on the machine shaft, while the other pulley is fitted with a free-spinning mechanism. When the machine is running, the belt is mounted on the tensioner pulley, and when it is stopped, the belt slides on the independent pulley.
Composite pulley sets reduce the overall effort required by reducing the size of the pulley. These are usually attributed to Archimedes. Flat pulleys are often used in flat belt driven transmission systems. These are used in high-speed, low-power applications. Flat pulley idlers are also used on the back of traditional V-belts.

China factory Agricultural Tractor Parts 65mn Disc Blade Harrow/Plough/Blade Boron Disc Blade 24′′ Nothed Disc     wholesaler China factory Agricultural Tractor Parts 65mn Disc Blade Harrow/Plough/Blade Boron Disc Blade 24′′ Nothed Disc     wholesaler