3V Series Cast Iron Four-Groove Sheaves with Split Taper Bushings

Size Bushing Type Pitch Diameter Outside Diameter Type (O.L.) (L) (P) (C) (H) (F) (G) (X) (E) Sheave Weight (LBS)
4G3V26 G 2.60″ 2.65 4 2 13/32 1 5/16 1 7/32 2 1 29/32 7/16 1 1/2 3/16 1.4
4G3V28 G 2.75″ 2.80″ 4 2 13/32 1 5/16 1 7/32 2 1 29/32 7/16 1 1/2 3/16 1.8
4H3V30 G 2.95″ 3.00″ 4 2 13/32 1 5/16 1 7/32 2 1 29/32 7/16 1 1/2 3/16 2.1
4H3V31 H 3.10″ 3.15″ 4 2 13/32 1 1/4 5/16 31/32 2 1/2 1 29/32 7/16 31/32 3/16 1.8
4H3V33 H 3.30″ 3.35″ 4 2 13/32 1 1/4 5/16 31/32 2 1/2 1 29/32 7/16 31/32 3/16 2.3
4P3V36 P1 3.60″ 3.65″ 5 2 25/32 1 15/16 5/8 19/32 3 1 29/32 1 5/16 1/4 2.8
4P3V41 P1 4.07″ 4.12″ 5 2 25/32 1 15/16 5/8 19/32 3 1 29/32 1 5/16 1/4 3.7
4P3V45 P1 4.45″ 4.50″ 13 2 3/16 1 15/16 1/32 0 3 1 29/32 5/8 1 5/16 1/4 4.4
4P3V47 P1 4.70″ 4.75″ 13 2 3/16 1 15/16 1/32 0 3 1 29/32 5/8 1 5/16 1/4 5.1
4P3V50 P1 4.95″ 5.00″ 13 2 3/16 1 15/16 1/32 0 3 1 29/32 5/8 1 5/16 1/4 5.8
4P3V53 P1 5.25″ 5.30″ 13 2 3/16 1 15/16 1/32 0 3 1 29/32 5/8 1 5/16 1/4 6.5
4P3V56 P1 5.55″ 5.60″ 13 2 3/16 1 15/16 1/32 0 3 1 29/32 5/8 1 5/16 1/4 8.1
4Q3V60 Q1 5.95″ 6.00″ 13 2 25/32 2 1/2 19/32 0 4 1/8 1 29/32 3/4 1 3/4 9/32 9.0
4Q3V65 Q1 6.45″ 6.50″ 13 2 55/64 2 1/2 43/64 5/64 4 1/8 1 29/32 3/4 1 3/4 9/32 11.1
4Q3V69 Q1 6.85″ 6.90″ 13 2 55/64 2 1/2 43/64 5/64 4 1/8 1 29/32 3/4 1 3/4 9/32 12.9
4Q3V80 Q1 7.95″ 8.00″ 13 2 55/64 2 1/2 43/64 5/64 4 1/8 1 29/32 3/4 1 3/4 9/32 13.1
4Q3V106 Q1 10.55″ 10.60″ 13 2 55/64 2 1/2 43/64 5/64 4 1/8 1 29/32 3/4 1 3/4 9/32 15.9
4Q3V140 Q1 13.95″ 14.00″ 13 2 55/64 2 1/2 43/64 5/64 4 1/8 1 29/32 3/4 1 3/4 9/32 25.4
4R3V190 R1 18.95″ 19.00″ 16 3 5/32 2 7/8 63/64 3/64 5 3/8 1 29/32 7/8 2 9/32 37.3
4R3V250 R1 24.95″ 25.00″ 16 3 5/32 2 7/8 63/64 3/64 5 3/8 1 29/32 7/8 2 9/32 60.0
4R3V335 R1 33.45″ 33.50″ 16 3 5/32 2 7/8 63/64 3/64 5 3/8 1 29/32 7/8 2 9/32 88.0

3V Series Cast Iron Four-Groove Sheaves with Split Taper Bushings

3V series 4-groove taper bushed sheaves are manufactured for 3V, 3VX, banded 3V, and banded 3VX belts. They range from 2.65″ to 33.50″ in diameter. Depending on the sheave size, they are made to use G, H, P1, Q1, or R1 split-taper bushings, which we also stock. Most of our 4-groove 3V split taper sheaves are manufactured from a high-strength grade 35 cast iron, are phosphate-coated, and are painted for anti-corrosion. All of them are balanced at the factory for smooth machinery operation.

Four-Groove 3V Split Taper Sheave Size Chart

V-belt Pulley American Stanard — 3v Series

The American standard pulley is manufactured according to the American ANSI standard. Its primary material is gray iron, which is suitable for 2L, 3L, 4L, 5L, A, B, C, D, 3V, 5V, 8V belts, J, L, and M multi-ribbed belts. American standard pulley product types: AK, BK, TA, TB, TC, B, C, D, 3V, 5V, 8V, J, L, M, VP, VL, VM. Taper bushing pulleys are used with STB, QD, or TB taper bushings.

Products Overview

(1) A、B、C、D American Standard Manufactured according to Classical V-Belts ANSI/RMA IP-20

(2) 3V、5V、8V American Standard Manufactured according to Narrow V-Belts ANSI/RMA IP-22

(3) 2L、3L、4L、5L American Standard Manufactured according to Light Duty V-Belts ANSI/RMA IP-23

(4) J、L、M American Standard Manufactured according to V-Ribbed Belts ANSI/RMA IP一2

Matching Use 3V, 3VX Series V-Belt

(1) 3V-Series V-Belts

Classic 3V-Series V-Belts have a 0.38″ top-width, 0.31″ thickness, and a 38° angle, which also classifies them as a deep-wedge v-belt. 3V series belts are designed to be more compact with more drive capability than the standard 40° angle v-belts. Because of their long-term success and economical operation, they are also 1 of the industry’s most widely used belt series. The premium 3V-series v-belts we supply are manufactured under ISO 9001 specifications and ARPM Standards; they are oil and heat-resistant and directly interchange with other brands. 3V belts are constructed of a natural rubber compound with polyester cords and use cotton with a polyester blend cover for high durability. 3V series belts are used in most general heavy-duty industrial applications along with Heating, ventilation, air conditioning (HVAC), lawn and garden equipment, and agricultural equipment. We also stock a complete line of high-power v-belts and accompanying v belt pulleys/ sheaves.

(2) 3V-Series Banded V-Belts

3V-series v-belts are a part of the “classic” lineup of v-belts because they are 1 of the oldest style belts used and 1 of the most common. Our belts are manufactured following ARPM standards and offer superior strength, durability, and performance. 3V-series v-belts have a 0.38″ top-width per belt (band/ rib).

(3) 3VX Cogged V-Belts

3VX cogged v-belts are designated by having a 0.38″ top-width and 0.31″ thickness. Our cogged 3VX v-belts are manufactured with raw-edge sidewalls to eliminate slippage and increase efficacy, saving operation costs. They are also manufactured by ARPM standards and are oil and heat-resistant. 3VX belts are constructed from a high-quality chloroprene compound with high-strength polyester chords and have a top fabric built from a cotton polyester blend. Besides the performance, durability, and energy savings benefits, our cogged v-belts will work with existing stand pulleys/ sheaves. Please contact us to get a quote on 3VX cogged v-belts or pulleys, and we will be happy to assist you.

(4) 3VX Banded Cogged V-Belts

All of our v-belts are manufactured by ARPM specifications and offer superior performance and durability. Due to their design, banded 3VX cogged v-belts run smoother, more relaxed, and typically outlast a standard banded C v-belt. They also offer a higher efficiency than ordinary banded v-belts, which means fewer energy costs.

Accessories Split Taper Bushings

Split taper bushings are amongst the most common bushings utilized due to their high integral strength, simplicity of installation and uninstall, and high holding power for successfully coupling a shaft CZPT a drive or idler component. Split taper bushings are utilized in a broad range of sheaves, conveyor pulleys, and sprockets. Our high-quality split taper bushings are manufactured from high-grade steel or cast and interchange with any other brand, designed as a flanged bushing with a tapered barrel attached that contains 1 slit on each side. We stock split taper bushings ranging from the G-series to W2-series and in inch and metric bore sizes that range from 0.375″ up to 7.438″. For additional information or to get a quote on our high-strength split taper bushings, please get in touch with our customer support team, and we will be happy to assist you.

Usage Scenario of V-Belt Pulleys and V-Belts

  • Machine tools
  • Crushers, shredders, breakers, classifiers, shaker screens
  • Material conveyor systems
  • Fans, blowers, and exhausters
  • Pumps and compressors
  • Woodworking saws, mills, planers, lathes

Technological Processing

Company Profile

HZPT is a professional manufacturer of mechanical parts. Our main products are belt pulleys, sprockets, taper sleeves, coupling, and other transmission parts. Its products are mainly exported to Germany, Britain, France, and other European countries, with an annual export value of 18 million U.S. dollars, accounting for more than 65% of the total output. The annual output value reached 200 million yuan.

Our products all adopt international, European, and American advanced industrial standards, use precise and good processing equipment, develop reasonable production technology, apply efficient and flexible management systems, and improve the quality management system to ensure that the product quality is good and the price is affordable.

Our factory adheres to the enterprise concept of “quality: the basis of enterprise survival, integrity: the basis of enterprise development, service: the source of enterprise development, low price: the instrument of enterprise development.” We are always looking forward to the presence of customers at home and abroad, seeking CZPT benefits and joint cause development.

Warehouse Stock

The warehouse covers an area of 5000 square meters and can provide all kinds of standard models A/B/C/Z, with complete quantity and large quantity in stock. Meanwhile, it accepts all sorts of non-standard customization for drawing production. The daily production capacity is 10 tons, and the delivery time is short.

Packaging & Shipping

Experienced Workers Packing Pulleys Carefully, safe wooden cases keep parts from being injured or damaged during sea or air shipment.

FAQ

Q1. Are you a manufacturer or a trading company?

A: We are a manufacturer and trading company.

Q2. What is your sample policy?

A: We can supply the sample if we have finished parts in stock, but customers need to pay for the sample cost and shipping fee.

Q3. Can you produce according to the samples?

A: We can produce power transmission parts according to your samples or technical drawings. We can build the molds and fixtures.

Q4. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

Q5. Can you customize pulleys?

A: Yes, please send us your drawing for an accurate quotation.

Q6. How long is your delivery time and shipment?

A: 1. Sample Lead-times: 10-20 days.

2. Production Lead-times: 30-45 days after the order is confirmed.

Q7. How do you make our business a long-term and good relationship?

A: 1. We keep good quality and competitive price to ensure our customers’ benefits ;

2. We respect every customer as our friend and sincerely do business and make friends with them, no matter where they come from.

Q8: What are your advantages?

1. The most competitive price and good quality.

2. Perfect technical engineers give you the best support.

3. OEM is available.

Additional information

Overview of Different Types of Pulleys

A pulley is a wheel mounted on a shaft or shaft. Its purpose is to facilitate the movement or change of direction of the cable or taut rope, and to transmit power between the cable and the shaft. Pulleys are typically used for lifting, winding or forklift applications. If you are building your own pulley system, the following design and installation considerations should be followed. This article will give you an overview of the different types of pulleys.
pulley

Pulley System Mechanics

There are many different ways to utilize the mechanism of the pulley system. The most basic pulley system consists of a fixed wheel and a support frame. Both components are connected by ropes or cables used to support the load. A pulley system is effective when the force required to lift the load is less than the weight of the object being lifted.
One way to use a pulley system is to suspend a block with a mass of 0.80 kg on a fixed pulley. Then another person can hang a bucket weighing up to 40kg. The weight of the bucket is transferred to the fixed pulley. The rope is attached to the pulley by a loop or sling. The rope will spin and pull on the barrel or block.
The pulley system is also an important tool for lifting heavy objects. Pulleys are often used in construction equipment to make lifting heavy objects easier. Gun tackles, yard tackles, and stationary tackle systems are common examples of these devices. They use the mechanical advantage of the design to guide the force that lifts the object. If you want to learn more about pulley systems, visit Vedantu. This website will provide you with a full description of the mechanism and its application.

Types of pulleys

Many different types of pulleys are used to lift heavy objects. They change the direction of the force and are an integral part of the cable system. Therefore, pulleys can move large and heavy objects more easily. However, before buying a pulley, you should have an idea of ​​the benefits it brings. Below are some of the most common uses for pulleys.
Conical Pulley: Consists of several small conical pulleys connected to each other. The larger base of 1 pulley is used to guide the force. Round pulleys are used in the same way as step pulleys. They are widely used in industry and can be purchased at any hardware store. Pulleys are a huge investment, and the benefits they provide far outweigh the cost.
Movable Pulls: These are similar to their names, but work by allowing objects to move with the pull. Their movable parts are attached to the object to be lifted. They are also ideal for lifting heavy loads and can be found in utility elevators and construction cranes. They are also used in many other industries. They can also be made of wood, plastic or metal. The type of pulley you use depends on its intended use.

Mechanical Advantages of Pulley Systems

A pulley system is a simple machine that reduces the effort required to lift heavy loads. This mechanical advantage is proportional to the number of loops. For example, if you have a single rope loop, you must apply equal force to lift the weight. When you add another rope loop, you can lift heavier weights just by applying the same force. Therefore, a pulley system is an excellent way to use gravity to your advantage.
Mechanical advantage is a measure of the effectiveness of a pulley system. This ratio of force to work is called the mechanical advantage. In other words, if the rope system has a large mechanical advantage, it means that it requires less force to lift heavier loads. This advantage is usually measured in kilograms and is the same for all pulley systems. In general, the greater the mechanical advantage, the less effort is required to lift the load.
The mechanical advantage of a pulley system is that a single movable pulley requires half the force to lift an object than a single fixed pulley. Assuming frictionless bearings, the MA of a single pulley system is 2, similar to the MA of a single lever. A single pulley travels twice as much as it takes to move heavy objects manually.
pulley

Considerations when designing and installing a pulley system

The capacity of the pulley depends on the type and diameter of the cable. Besides its diameter, its sheath should also support it well. The basic function of the pulley is also important. However, most people 10d to ignore the pulley selection process, resulting in ineffective load-pull capabilities. To avoid such problems, different parameters must be carefully considered during design and installation.
During the design and installation of the pulley system, the ratio of the cable diameter to the largest pulley diameter must be considered. Those who work in the industrial sector will have an idea of ​​this ratio. The greater the D:d ratio, the greater the capacity of the cable to withstand the load. The best way to ensure secure design is to take the right information and use it to design a system that is both robust and secure.
When designing a pulley system, it is important to remember that the pulley needs to have enough power to operate safely. In addition to horsepower, the belt should have sufficient elongation to absorb shock loads. If the elongation of the belt is very small, it is very likely that the teeth will be sheared or broken, causing serious damage to the system. Extensive belt sag should be compensated for by offsetting the driven pulley. Finally, the frame supporting the pulley should be rigid. Otherwise, the non-rigid frame will cause center distance and tooth skipping changes.

Add more pulleys to the system

Adding more pulleys to the spool might have some effect. The friction between the rope and the pulley increases with the number of pulleys, which in practice limits the number of spools. The best solution is to combine the pulleys into 1 housing. If the load is small enough, adding a few pulleys probably won’t make a difference.
Using multiple pulleys allows a single load to be lifted with half the force required. The longer the rope, the greater the mechanical advantage. In fact, a spool can withstand a load of 100 N. Additionally, adding more pulleys quadrupled the mechanical advantage. In this case, a single 100 N load would require a force of 25 Newtons.
When the rope is used, it stretches as the weight of the object increases. This will make the rope longer, increasing its length and increasing the distance over which the load can be lifted. Eventually, the rope will break and the lifted object will fall. Then you will have to buy a new rope. It may seem like an expensive proposition, but it pays off in the long run.

cast iron pulley

Cast iron pulleys are the most popular choice among industrial users. They are made of solid cast iron and usually cost very little. Their rims are held in place by a mesh that extends from a central boss. They also have spokes and arms that hold them in place. These pulleys are ideal for a variety of applications including fan belts, compressors and conveyors.
V-groove drive pulleys are ideal for general purpose pulleys. It has an inner diameter of 1 inch and is commonly used in feeders and ventilation curtain systems. Its steel straps prevent rust and ensure it meets or exceeds industry standards. 3-1/2″ cast iron pulleys are also available. In addition to the V-groove drive pulley, there are similar pulleys for power transmission. The V-groove drive pulley is powder coated for added durability.
The cross section of the arm is elliptical, with the long axis twice as long as the short axis. The radius of the arm is equal to the diameter of the pulley. The thickness of the arm is a key factor to consider when purchasing a pulley. If you’re not sure which material you need, you can always consider wooden or steel pulleys. They are lighter and have a higher coefficient of friction than metal pulleys.
pulley

timing pulley

Plastic timing pulleys have many advantages over steel timing pulleys. On the 1 hand, they are lightweight and corrosion resistant, making them ideal for applications that do not require high torque and 10sile strength. Another benefit is their resistance to high temperatures. Plastic timing pulleys are ideal for applications involving flammable gases, solvents or particles. They can last for many years. For more information on the different types of plastic timing pulleys.
Vertical shaft drives require flanged timing pulleys. For large span drives, at least 1 of these pulleys must be flanged. The flange provides a secure connection to the shaft and prevents ratcheting of the timing belt. Finally, HTD timing belt teeth prevent timing belt ratcheting. These teeth need a large enough space to be seated. However, they can also cause a backlash. These pulleys are not suitable for applications where positional accuracy is critical.
Timing belt systems are designed to avoid such problems. The drive shaft and the driven shaft are aligned with each other. The pulleys are located on different planes and are connected by pitch lines. The pitch line of the timing pulley coincides with the pitch line of the belt. These pulleys are also easier to implement and maintain. It is better to use a synchronous system because the resulting gear system emits less noise than other systems.