China NYD 110 NYD110 Conveyor Belt Backstop Clutch Holdback Backstop Bearings gearbox engine

Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Printing Shops, Construction works , Energy & Mining
Product name: conveyor belt backstop
Precision: P6
Inner Dia. (mm): 90-110
Outer Dia. (mm): 270
Width (mm): 110
Inner Race Max. Speed (r/min): 150
Torque (N.m): 11000
Weight: 13.5-3380KG
Application: belt conveyor , bucket lift helicopters , the scraper conveyor
Packaging Details: wooden case or customizable for conveyor belt backstop
Port: ZheJiang , HangZhou for conveyor belt backstop

NYD 110 NYD110 Conveyor Belt Backstop Clutch / Holdback Backstop Bearings
Features of conveyor belt backstop
ND NJ NYD backstop is kind of low – speed plugging device, its structure is compact, light weight, PC ABS PPS PPO PEEK POM PP PA PET GF Glass Fiber Reinforced Parts Custom Fiberglass Plastic Products Injection Mold HangZhou reliabale wedge, relif operation without binding, installer.
It is primarily apply to belt conveyor, bucket lift helicopters, etc.
Parameter of conveyor belt backstop

Torque Capacity (N·m) Max Rotation Speed ID OD Length
Model Inner race r/min Outer race r/min H7 (mm) h7(mm) (mm)
NYD 95 8000 150 0 80~95 230 110
NYD 110 11000 150 0 90~110 270 110
NYD 135 16000 100 0 100~130 320 130
NYD 160 25000 100 0 120~160 360 140
NYD 200 38000 100 0 160~200 430 160
NYD 220 50000 80 0 160~220 500 230
NYD 250 90000 50 0 180~250 600 290
NYD 270 125000 50 0 200~270 650 290
NYD 300 180000 50 0 230~300 780 290
NYD 320 270000 50 0 250~320 850 320
NYD 350 320000 50 0 250~350 930 360
NYD 425 520000 50 0 320~420 1030 450
NYD 450 700000 50 0 350~450 1090 480

Installation and Maintenance
1.NYD Backstop mainly used to prevent conveyor or pump running reversely in low-speed .
2.Before installation, be sure the inner race rotation direction ( direction of arrow marked on the inner race) conforms to the conveyor belt rotation direction.
3.Install the torque arm of backstop tightly by using a 11T or higher grade bolt. Please be sure torque arm surface is aligned with the side of outer race and free from any dust.
4.Recommended shaft tolerance is h7 or h8.
5.When mounting the clutch CZPT the shaft, apply pressure to the outer race only. Do not use a hammer to beat inner race, outer race ,or dust cap directly. No any force put to the dustproof end plate .
6.Use only a parallel key to secure the clutch to the shaft. Do not use a tapered Key.
7.When mounting NYD160 or larger size clutch ( Grease lubrication type), Automotive Plastic Control Panel Injection Mold CustomizationAutomotive Industry Mold Design place 1 of the 2 oil holes at the bottom. It is convenient to discharge the grease and clean the clutch.
8.When shaft rotates, the end of the torque arm would move to some direction. Limiting the torque arm only in the rotation direction, but be sure there is some space for torque arm to rotate freely. The inside clutch would be warped if torque end is fixed completely. And it would damage the elements .
9.The backstop clutch torque arm is standard ones.
NYD95-135 are delivered with grease, no need more maintenance; NYD160-450 use oil lubrication, need to be changed every 2 years. When adding oil, loosen the outer race rings, open the bottom oil hole bolt, let the oil out, then add oil by ring hole. Detailed Images

Production flow
Company InformationHangZhou CZPT Precision Machinery Co., over molded injection molding parts plastic injection CZPT and mold China manufacturer Ltd(HangZhou Tianniu Clutch Factory)is a manufacturer specialized in Producing Various cam clutch, 1 way bearing, 1 way clutch, backstop clutch, overrunning clutch and other bearings with high technology.

We are following “Best Quality, Best Price, Fast Delivery, Best Serves” to make all of our old and new customers satisfied.
Clients Visit
FAQQ: How do you pack the goods?

  • Total less than 25 KG : Each in white box + 19*18*9cm box + 29*28*19CM carton box
  • Total Weight over 100KG : Carton box + Wooden Box / Wooden Pallet
  • Q: Can i get the samples from you?
    A: It is highly encouraged to ask for the samples for quality check.
    Q: Can you promise to deliver the goods in time?

  • Small items: In stock.
  • Medium Items: 10-15 Days
  • Big items: 20-25 Days
  • What Is a Gearbox?

    A gearbox is the mechanical system of an automobile that allows a vehicle to change gear smoothly. This arrangement of gears is highly complex, which helps to provide a smooth gear change. In this article, we will explore some of the different types of gearboxes, including the Epicyclic gearbox, the Coaxial helical gearbox, and the Extruder helical gearing. These are three of the most common types of gearboxes used in automobiles.


    Gearboxes help drivers choose the appropriate gear for the conditions. A lower gear produces the least speed, while a higher gear gives the maximum torque. The number of gears used in a gearbox varies to meet different demands on the road and load. Short gearing provides maximum torque, while tall gearing offers higher top speeds. These features combine to improve the driveability of a vehicle. But what is a gearbox?
    The gearbox has a slew of components, including the bearings and seals. Among these components is the gearbox, which is subjected to wear and tear due to metal-to-metal contact. As a result, gearboxes require close monitoring. Various tests are used to assess the condition of gears, such as corrosion and wear. Proactive tests emphasize wear, contamination, and oil condition. However, there are also proactive tests, such as the ferrous density test and the AN test, which monitor additive depletion and abnormal wear.
    The separating force is a key factor for the design of a gearbox. The primary radial measurement point should be oriented to monitor normal forces. The secondary measurement point should be located in the opposite direction of rotation from the primary radial measurement point. The separating force generated by a helical gear set is called tangential force. The primary and secondary radial measurement points should be positioned so as to provide information about both normal and tangential forces.
    Manual gearboxes are often manual. The driver can control the synchromesh by using a selector rod. This rod moves the synchromesh to engage the gear. Reverse gears are not synchromesh because they are used only when the vehicle is at a standstill. In older cars, the first gear often lacked synchromesh due to cost or lack of torque. Drivers could still use first gear with a double-declutch.

    Coaxial helical gearbox

    The R series rigid tooth flank helical gearbox features high versatility and good combination. They have a wide range of motor power and allow for fine classification of transmission ratios. The R series gearbox has several advantages, including high efficiency, long service life, and low vibration. This series of gearbox can be combined with a wide range of reducers and variators. Its size and high performance makes it an ideal choice for applications that require maximum torque and load transfer.
    The main feature of a helical gearbox is that it presents a fixed velocity ratio, even if the center gaps are not perfectly set. This is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to paper spur gears in terms of radial pitch, since the shafts in the helical gearbox cross at an angle. The center gap of a helical gearbox is the same for both the left and right-handed counterparts.
    The EP Series is another popular model of a Coaxial helical gearbox. This series has high torque and a maximum reduction ratio of 25.6:1. It is an ideal choice for the plastic industry, and CZPT offers an extensive range of models. Their center distance ranges from 112 mm to 450 mm. The EP Series has several models with different center distances. In addition to high torque and efficiency, this gearbox has low noise and vibration, and it is easy to assemble and disassemble.
    Another type of Coaxial helical gearboxes is the planetary gearbox. They have a high efficiency and power density. Unlike coaxial helical gearboxes, planetary gearboxes have an axis on the same direction as the output shaft. They are easy to integrate into existing drive trains. In addition, they are compact and easy to integrate with existing drive trains. For servo applications, they are another great choice.

    Epicyclic gearbox

    An epicyclic gearbox is a type of automatic gearbox used to drive cars. Its primary advantage is its compact design, and it is more reliable and efficient than manual gearboxes. It is comprised of a sun gear and two planetary gears, encased in a ring gear called the Annulus. This system is useful for drivers who need to shift gears frequently, as they will become tired if the gears are suddenly changed.
    An epicyclic gearbox consists of three different types of gears: ring gear, sun gear, and annular ring gear. The ring gear is the outermost gear and has angular-cut teeth on its inner surface. It is used in conjunction with planetary gears to provide high-speed ratios to vehicles. The sun gear also reverses the direction of the output shaft. This helps reduce transmission error.
    An epicyclic gearbox uses multiple planets to transfer power between the planets. This type of gearbox is lightweight and features a high power density. This gearbox has several benefits over a standard single-stage parallel axis gearbox, including multiple load paths, unequal load sharing, and phased meshing. Furthermore, epicyclic gearboxes require more complex transmission error optimisation than their counterparts, including more than one stage.
    The objective of epicyclic gearbox research is to provide the lowest transmission error possible. The process includes an initial design and detailed specification. The system is defined by its load spectrum and required ratio. Deflections of the elastic mesh are calculated to understand their strength and how much energy the system can handle. Finally, micro-geometric corrections minimize transmission error. These improvements are crucial to the overall efficiency of an epicyclic gearbox.

    Extruder helical gearing

    The helix in an extruder helical gearing is fixed at an angle, enabling more interaction with the shaft in the same direction as it moves. As a result, the shaft and the bearing are in constant contact for a long period of time. Typically, extruder helical gearing is used in applications where there is low excitement, such as steel, rolling mills, conveyors, and the oil industry. The bevel gear train also plays a role in these applications.
    The CZPT AEX extruder drive gear is specifically developed for this specific application. The gears are compact and lightweight and offer exceptional power density and a long service life. These extruder gears are highly reliable, and they can be used in a wide range of applications, including rubber processing, food production, and recycling plants. CZPT offers both standard and custom gearing for your extruder.
    Another advantage of helical gearing is its versatility. Since the helical gearing teeth are inclined at a specific angle, they can be adjusted to meet the specific needs of a given application. These gears also have the advantage of eliminating noise and shock from straight teeth. Unlike other gearing types, they are able to achieve a wide range of loads, from small to large. These helical gears are very durable and are the best option for high-load applications.
    In addition to this, asymmetric helical gears have increased flexibility, while asymmetrical helical gears have lower flexural stiffness. The ratio of teeth to the shaft has a positive effect on the strength of the gear. Furthermore, asymmetrical helical gears are easier to manufacture. But before you purchase your next extruder gear, make sure you know what you’re getting into.

    1 speed gearbox

    CZPT Group Components produces the one speed gearbox. It has the potential to make cars more efficient and environmentally friendly. The gear ratio of a car’s drivetrain is crucial for reaching maximum power and speed. Typically, a one-speed gearbox delivers a maximum of 200 hp. But the speed at which a car can reach this power must be high to get the full benefit from the electric motor. So, how can a one-speed gearbox improve the speed and torque of a car?
    A one-speed gearbox is a mechanical device used to switch between second and third gears. It can include multiple gear sets, such as a shared middle gear for switching between second and third gears. It can also have an intermediate gear set that represents a switchable gear in both partial transmissions. The invention also includes a mechanism that makes it easier to change gears. The patent claims are detailed below. A typical one-speed gearbox may include two parts.
    Generally, a one-speed gearbox will have up to seven forward gears, with each of these corresponding to a different speed. A one-speed gearbox can have five different gear sets and five different gear levels. It can have synchronized gear sets or last-shelf gear sets. In either case, the gears are arranged in a way that maximizes their efficiency. If the gears are placed on opposite sides of a car, the transmission may be a two-speed one.
    CZPT Transmission specializes in the production of high-speed gearboxes. The company’s Milltronics HBM110XT gearbox machine is the perfect tool for this job. This machine has a large working table and a heavy-duty load capacity, making it a versatile option for many kinds of applications. There are also a wide variety of CZPT gearboxes for the automotive industry.

    China NYD 110 NYD110 Conveyor Belt Backstop Clutch  Holdback Backstop Bearings     gearbox engineChina NYD 110 NYD110 Conveyor Belt Backstop Clutch  Holdback Backstop Bearings     gearbox engine
    editor by czh2023-02-18