China manufacturer Steel Conveyor Roller Belt Rollers Troughing Conveyor Idler with Good quality

Product Description

The idler is an important part of the belt conveyor, with many types and large quantities. The function is to support the belt, reduce the running resistance of the belt, and ensure the smooth operation of the belt. The operation of the idler must be flexible and reliable. Reducing the friction between the conveyor belt and the idler plays a key role in the life of the conveyor belt.It is not easy to manufacture a high-quality idler. The criteria for judging the quality of idlers are as follows: radial runout of idlers; flexibility of idlers; axial movement.You can use them in industries of Mining, Steel mill, Cement plant, Power plant, Chemical Plant, Sea Port, Storage, etc.

The Advantage of the Trough Roller&Idler:

1. The trough roller has the characteristics of corrosion resistance: acid and alkali salts are difficult to corrode it.  
2. Trough roller have strong hardness: strong wear resistance. 
3. Good sealing: the trough roller is fully sealed, and the 2 ends are equipped with plastic labyrinth sealing rings, and the oil grease will not leak, which can make the rolling shaft long-term; The slotted idler is operated in a fully sealed state.  
4. Long service life of the trough roller: the slotted roller is 2-5 times longer than the steel roller, and can reduce the wear of the belt, the belt does not run, prolonging the service life of the belt.
5. Low operating costs: The trough roller can reduce the comprehensive cost of the belt conveyor and reduce the maintenance man-hours.
6.Trough rollers are widely used in open-air dust and highly corrosive environments, such as mines, power plants, steel mills, CZPT mills, cement plants, coal washing plants, salt plants, alkali plants, fertilizer plants, docks and other transportation places often use trough rollers.

 

The specification Range of the Trough Roller&Idler:
 The Form of the Trough roller:

1.Roller idlers Dia 50mm-219mm, length 190-3400mm, which are used in the steel industry, harbor, coal industry, power industry, cement industry, etc
2.Tube: Q235
3.Shaft: 45# STEEL
4.Bearing: Single & Double Row Deep Groove Ball Bearing 2RZ&2Z with C3 clearanc
5.Seals: Grease retaining inner seal with Multi-stage Labyrinth and Retention Cap with Outboard Rubbing Flinger Seal.
6. Lubrication: Grease is Lithium soap type grease with Rust Inhibitors.
7. Welding: Mixed gas shielded arc welding end

8. Painting: ordinary painting, hot galvanized painting, electric static spraying painting, baked painting.Besides we can manufacture the rollers and idlers according to the buyers' requirements.

The Various Kinds of the Idler:

Troughing idlers are the most common idler used on the carry side of the conveyor. Extending their life expectancy can be a challenge. Our proven seal design and low maintenance rollers lead to less downtime and increased profits. 
Impact idler is used to absorb the shock of loaded material from chute at loading and transfer point, so as to protect belt from damage or deterioration. In order to ensure good bonding strength, the impact rubber rings are made of wear and impact resistant rubber are vulcanized.
Friction self-aligning idler roller is used to adjust the belt deviation, it has a strong ability to prevent belt from being damaged and sideslip. It is based on the principle of idler curvature and frcition to prevent and correct belt sideslip. Friction f self-adjusting conveyor roller has great ability to protect conveyor belt from damage and running offline. When conveyor belt runs offline, which side the conveyor belt runs to, the frictional force of this side will be increased.
Self-aligning Idler (Training Idler) offered comprise quality assured range of self-aligning conveyor idlers that are suitable for use in tracking of both return and load-carrying side and find use in reversible conveyor belts, high-load conveyor belts slow moving conveyor belts.
Steel Screw Idler are used on the return side of the belt as belt cleaner. Spiral steel welded on the spiral roller act as a screw and pushes the build-up material on the center to the edge of the belt, return roller. Our products are widely used in thermal power generation, harbours, cement plants, metallurgy and as well as the light duty conveying devices for industries.
Rubber Disc Idler used in acid and alkali resistant industry of conveyor, comb idlers can replace the metal roller , nylon roller, long life , easy installation, custom center smooth transportation, reduce conveyor belt deviation and protection conveyor belts and other characteristics .
Flat Return Idler  is mainly used for supporting materials and belts. Upper flat idler and lower flat idler are applicable to be fixed on conveyors used in port ,terminal, mine, cement plant, thermal power plant, CZPT silo/warehouse, sand plant, etc.

The Application of the Various Idler:
The Production Process of The Roller:
1. The roller parts, roller skin and bearing seat should be cleaned before welding, and the inside of the roller skin should be brushed with anti-rust paint, and there is no undercut during welding.
2. When installing, fill up grease in the oil chambers before and after the bearing, and add 1/2 space of lithium-based grease in the sealing groove and the bearing.
3. After the idler roller is installed, under the action of 500N axial pressure, the axial displacement of the roller is not more than 0.7mm, and when the belt speed is less than 3.15m/s, the beating between the outer diameters of the roller is less than 0.7m.
4. The idler is at 1 After the horizontal and vertical drop test at a height of meters, the roller parts should meet the following requirements: (1) The spoke parts and welds should not be damaged or cracked, and the corresponding joints should not be loosened; (2) The axial displacement of the roller should not exceed 1.5 mm
5. After the installation is completed, it should be ensured that the rotation is dexterous, and the size of the installation is within the scope of the drawings.
6. Derusting and painting : Remove the rolling oxide rust and foreign matter The processing mating surface should be painted to prevent theoil from being exposed. The non mating surface should be painted with topcoat or primer, and the dry film thickness should be at least 350m.
The Laboratorial Research of The Roller:

  There are some criteria of the rollers,after the order is made,we will have the test to confirm the quality of the rollers.Only when the above items meet the standard, can be shipped and installed.

1. Radial runout of the roller  directly affects the stability of material transportation 
2. Flexibility affects the service life of the roller and the belt, as well as the driving power of the whole machine
3. Axial string momentum affects the service life of the roller
4. Waterproof performance
5. Dustproof performance
6. Axial bearing capacity
7. Impact resistance
8.Rotational resistanc affects the service life of the belt

The Package and Delivery of The Roller:
 Our Workshop:

MACHINE:We have advanced laser cutting machines, a complete set of intelligent sheet metal forming equipment, robot welding and other processing and testing equipment.
PAINTING:  We use electrostatic spraying to ensure variety, model and quality of coatings, thinners and curing agents should meet the design requirements and the current relevant national standards. The steel surface should be free of welding slag, welding scars, dust, oil, water and burrs before painting. No mispainting or omission, and the coating should be free of peeling and rust. Inspection method: observation and inspection. Uniform brushing, consistent color,  no wrinkles,sagging and bubbles, good adhesion, and the color separation line should be clear and neat.
DELIVERY:The goods and product factory certificate, installation and use instructions and drawings, a full set of connectors. After the equipment arrives at the site, the company immediately arranges professional and technical personnel to CZPT the installation on site to provide customers with satisfactory services.
PACKAGE:Packed with steel frame or wooden box, according to the standardfor trade export or according to the special requirements of customers.

 

 

Tips For Replacing a Belt Tensioner

When replacing a serpentine belt or automatic tensioner, you will need a special tool. This tool has a long, flat extension handle that allows you to place a socket onto the bolt and flats on the tensioner arm. The following are some tips to follow when replacing the belt or tensioner on your vehicle. To replace your belt or tensioner, you should start by checking the tensioner's lubrication.
belt

Serpentine belt

If you notice that the power steering or air conditioning are not working, you should check the serpentine belt tensioner. A malfunctioning serpentine belt tensioner can lead to a host of other issues. The belt may stretch, which can be caused by several factors. Over time, serpentine belt tensioners can also get worn down. Additionally, they can have a variety of other problems, including rust or dirt in the housing.
You can replace your serpentine belt by following the instructions found on your vehicle's manual. Some tensioners attach to the engine via a single bolt. To remove and replace the belt, remove the old unit and the retaining bolt. Locate the locking pin in the engine and place the new tensioner over it. Use a torque wrench or hand tool to tighten the bolts. When installing the new tensioner, be sure to line up the mounting bolt holes with the mounting bolts. Once the tensioner is installed, test the tension by ensuring that the gauge is above the ribs. If it slides down, it is time to replace the tensioner.
Before you begin the process of replacing your serpentine belt, be sure to park your vehicle in a level area. Turn off the engine and chock both rear wheels before starting the process. Using a diagram from your vehicle's repair manual can make the process easier, especially if you are a beginner. You can draw it in your hand, or refer to a repair manual to find out the exact location of the tensioner pulley.
If you notice that the belt is slipping or squealing while driving, it may be time to replace the serpentine belt tensioner. A worn-out belt can cause the belt to slip and can cause power steering, air conditioning, and alternator malfunctions. You should also check the belt tensioner regularly. The motor may stall or make a loud noise. These are all signs of worn-out serpentine belt.
A serpentine belt uses less space in the engine than a V-belt. It also provides more tension for the serpentine belt, which prevents it from running hot and squealing. Serpentine belts are manufactured to last for several hundred thousand miles. They are a must-have item for your car! So be sure to keep it maintained and properly adjusted! Then, you can be sure to have your car running smoothly and safely.
If you notice any of these symptoms, you should replace your serpentine belt tensioner. A serpentine belt tensioner is a simple self-10sioning device that is mounted on the front of the engine. These devices are usually easy to replace and are not complicated to install. You can find 1 at any parts store or online. When the time comes to replace your serpentine belt, don't hesitate to get the parts you need from a local auto part store.
belt

Idler pulley

The idler pulley and the belt tensioner are essential components of your car's drivetrain. If any 1 of them fails, all of them must be replaced. This is because they were manufactured at the same time and most likely have the same number of miles on them. As a result, they can all fail within a few thousand miles of each other. Here are some of the symptoms that you should look for when inspecting your idler pulley or belt tensioner.
Idler pulleys are a common part of most cars. They play a vital role in the operation of the belt system by directing the belt's path and providing additional contact with the pulley. The idler pulley is also responsible for turning the cooling fan in an air-cooled Corvair engine. Because of these functions, idler pulleys are often replaced with idlers that differ in size.
Idler pulleys are small, 2 to 4 inches in diameter and mounted on the front of the engine block. Their purpose is to create a constant amount of tension on the drive belt. When the idler pulley is worn out, the accessory drive belt may experience excessive vibration and squealing noises. You may wish to replace it as soon as possible. You can do so at AutoZone.
A worn or damaged idler pulley will require a replacement. The belt itself will not fall off the car unless the idler pulley is damaged. A squealing sound can be a sign of a broken spring. Alternatively, a mechanic can recommend a replacement based on the condition of the idler pulley. In most cases, idler pulleys are more durable than the belts and are therefore recommended for replacement.
You can also notice that the idler pulley is slipping or causing excessive noise. Its constant rotation wears the idler pulley and reduces the tension of the belt. This causes the belt to slip and may even tear off the engine. Ultimately, this could result in stalling. And if you notice the engine belt squealing or making excessive noises, you should consider replacing it.
An idler pulley for a belt tensioner are often confused. Though both of them are used in the same application, they differ in many ways. The tensioner is the 1 that receives pressure from the belts and moves them. The idler pulley is not attached to an adjustable bolt, and it can cause unusual noises. It might even make squealing or odd noises.
belt

Spring tensioner

A spring belt tensioner is a solution to a loose belt. It features a strong torsion spring that reduces slack. These devices are designed to fit up to 6mm wide belts. They are highly reliable and durable. They are also suitable for applications where the engine speed is often fluctuating. Here's how you can choose the best 1 for your vehicle. The spring in the tensioner should be in the proper position to keep the belt taut and free of slippage.
The RunRight tensioner is a durable, high-quality product that uses aluminum alloy. Its elastomeric inserts rely on highly elastic natural rubber for good shape memory and durability. Spring tensioners are easy to install and maintain. They are designed for both axial and helical drives. They feature detailed technical drawings and 3-D models to help you determine the best 1 for your application. To choose a spring tensioner, visit our website.
A worn bushing in the tensioner pulley or a loose pivot arm can result in excessive noise, vibration, and premature belt failure. In addition, worn springs cannot maintain proper tension. Over time, they lose tension. The pulley arm itself can also become damaged, preventing it from rotating properly. If these problems occur, you'll need to replace the spring tensioner. If you don't see any signs of wear, check your mounting bracket and tensioner.
A worn pivot bushing can cause the tensioner arm to misalign, leading to excessive back and forth sway. It may also cause the tensioner to jam, which means the belt is too long or too short. If you notice excessive wobble, you should replace the spring tensioner. A faulty tensioner may also be causing excessive oscillation in the pulley. To determine if the spring tensioner is too weak or jammed, check the belt's length by using a breaker bar or socket with a long handle ratchet.
When it's time to replace your serpentine belt, don't forget to replace the belt tensioner. The tensioner protects other components from premature failure. It is a relatively inexpensive repair. It should be replaced as part of a larger multi-ribbed belt. It also provides protection for other components of the drive system. In addition to its protection and performance, the tensioner is inexpensive and relatively easy to replace.
It's vital to check the tensioner and idler pulleys to make sure the system is aligned properly. If they don't align, the belt will slip and cause premature wear. Alternatively, the tensioner may have too much tension, overloading the shaft bearings and causing premature failure in other parts. You should also check the idler pulleys for noise as well, since these are engine-driven accessories.

China manufacturer Steel Conveyor Roller Belt Rollers Troughing Conveyor Idler     with Good qualityChina manufacturer Steel Conveyor Roller Belt Rollers Troughing Conveyor Idler     with Good quality