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China factory Concrete Spare Parts Double Gear Pump with Good Quality near me supplier

Product Description

We, Xihu (West Lake) Dis.ng group can provide full set of concrete pump spare parts: wear plate and cutting ring, s pipe, s valve assy, delivery cylinder, delivery piston, delivery pipe, elbow, taper bend, clamp coupling, rubber hose, filter element, seal kits, gear pump, water pump, remote control, hydraulic pumps etc.

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Company Profile

HangZhou Xihu (West Lake) Dis.ng Material Co., Ltd, started business since 1991, and was formally established as a registered company in 2002, with 5.3million RMB registered capital.

Before 2015, Xihu (West Lake) Dis.ng focused on the domestic market, and is a qualified supplier of Jianglu group and CZPT in the military and mechanical products.

In 2015, Xihu (West Lake) Dis.ng set up the international marketing department, specializing in exporting concrete construction machinery, mining Roadheaders, and the related spare parts and accessories. With manufacturing bases in HangZhou, HangZhou and HangZhou cities.

Xihu (West Lake) Dis.ng owns branches “Cahi “in Kiev Ukraine, and “Speedlane Trade Limited” overseas company. Mainly export to Pakistan, Ukraine, Russia, and other EU countries and Southeast Asian countries under our own brands “Speedlane” and ” XIHU (WEST LAKE) DIS.NG”.

Xihu (West Lake) Dis.ng has got the CE certificate, and Ukraine’s Coal Mining Safety certificate and permission. Cooperated with Ukraine largest energy company, DTEK group, the world top 500, and established a long term and friendly partnership.


How to Design a Forging Spur Gear

Before you start designing your own spur gear, you need to understand its main components. Among them are Forging, Keyway, Spline, Set screw and other types. Understanding the differences between these types of spur gears is essential for making an informed decision. To learn more, keep reading. Also, don’t hesitate to contact me for assistance! Listed below are some helpful tips and tricks to design a spur gear. Hopefully, they will help you design the spur gear of your dreams.

Forging spur gears

Forging spur gears is one of the most important processes of automotive transmission components. The manufacturing process is complex and involves several steps, such as blank spheroidizing, hot forging, annealing, phosphating, and saponification. The material used for spur gears is typically 20CrMnTi. The process is completed by applying a continuous through extrusion forming method with dies designed for the sizing band length L and Splitting angle thickness T.
The process of forging spur gears can also use polyacetal (POM), a strong plastic commonly used for the manufacture of gears. This material is easy to mold and shape, and after hardening, it is extremely stiff and abrasion resistant. A number of metals and alloys are used for spur gears, including forged steel, stainless steel, and aluminum. Listed below are the different types of materials used in gear manufacturing and their advantages and disadvantages.
A spur gear’s tooth size is measured in modules, or m. Each number represents the number of teeth in the gear. As the number of teeth increases, so does its size. In general, the higher the number of teeth, the larger the module is. A high module gear has a large pressure angle. It’s also important to remember that spur gears must have the same module as the gears they are used to drive.

Set screw spur gears

A modern industry cannot function without set screw spur gears. These gears are highly efficient and are widely used in a variety of applications. Their design involves the calculation of speed and torque, which are both critical factors. The MEP model, for instance, considers the changing rigidity of a tooth pair along its path. The results are used to determine the type of spur gear required. Listed below are some tips for choosing a spur gear:
Type A. This type of gear does not have a hub. The gear itself is flat with a small hole in the middle. Set screw gears are most commonly used for lightweight applications without loads. The metal thickness can range from 0.25 mm to 3 mm. Set screw gears are also used for large machines that need to be strong and durable. This article provides an introduction to the different types of spur gears and how they differ from one another.
Pin Hub. Pin hub spur gears use a set screw to secure the pin. These gears are often connected to a shaft by dowel, spring, or roll pins. The pin is drilled to the precise diameter to fit inside the gear, so that it does not come loose. Pin hub spur gears have high tolerances, as the hole is not large enough to completely grip the shaft. This type of gear is generally the most expensive of the three.

Keyway spur gears

In today’s modern industry, spur gear transmissions are widely used to transfer power. These types of transmissions provide excellent efficiency but can be susceptible to power losses. These losses must be estimated during the design process. A key component of this analysis is the calculation of the contact area (2b) of the gear pair. However, this value is not necessarily applicable to every spur gear. Here are some examples of how to calculate this area. (See Figure 2)
Spur gears are characterized by having teeth parallel to the shafts and axis, and a pitch line velocity of up to 25 m/s is considered high. In addition, they are more efficient than helical gears of the same size. Unlike helical gears, spur gears are generally considered positive gears. They are often used for applications in which noise control is not an issue. The symmetry of the spur gear makes them especially suitable for applications where a constant speed is required.
Besides using a helical spur gear for the transmission, the gear can also have a standard tooth shape. Unlike helical gears, spur gears with an involute tooth form have thick roots, which prevents wear from the teeth. These gears are easily made with conventional production tools. The involute shape is an ideal choice for small-scale production and is one of the most popular types of spur gears.

Spline spur gears

When considering the types of spur gears that are used, it’s important to note the differences between the two. A spur gear, also called an involute gear, generates torque and regulates speed. It’s most common in car engines, but is also used in everyday appliances. However, one of the most significant drawbacks of spur gears is their noise. Because spur gears mesh only one tooth at a time, they create a high amount of stress and noise, making them unsuitable for everyday use.
The contact stress distribution chart represents the flank area of each gear tooth and the distance in both the axial and profile direction. A high contact area is located toward the center of the gear, which is caused by the micro-geometry of the gear. A positive l value indicates that there is no misalignment of the spline teeth on the interface with the helix hand. The opposite is true for negative l values.
Using an upper bound technique, Abdul and Dean studied the forging of spur gear forms. They assumed that the tooth profile would be a straight line. They also examined the non-dimensional forging pressure of a spline. Spline spur gears are commonly used in motors, gearboxes, and drills. The strength of spur gears and splines is primarily dependent on their radii and tooth diameter.
SUS303 and SUS304 stainless steel spur gears

Stainless steel spur gears are manufactured using different techniques, which depend on the material and the application. The most common process used in manufacturing them is cutting. Other processes involve rolling, casting, and forging. In addition, plastic spur gears are produced by injection molding, depending on the quantity of production required. SUS303 and SUS304 stainless steel spur gears can be made using a variety of materials, including structural carbon steel S45C, gray cast iron FC200, nonferrous metal C3604, engineering plastic MC901, and stainless steel.
The differences between 304 and 303 stainless steel spur gears lie in their composition. The two types of stainless steel share a common design, but have varying chemical compositions. China and Japan use the letters SUS304 and SUS303, which refer to their varying degrees of composition. As with most types of stainless steel, the two different grades are made to be used in industrial applications, such as planetary gears and spur gears.

Stainless steel spur gears

There are several things to look for in a stainless steel spur gear, including the diametral pitch, the number of teeth per unit diameter, and the angular velocity of the teeth. All of these aspects are critical to the performance of a spur gear, and the proper dimensional measurements are essential to the design and functionality of a spur gear. Those in the industry should be familiar with the terms used to describe spur gear parts, both to ensure clarity in production and in purchase orders.
A spur gear is a type of precision cylindrical gear with parallel teeth arranged in a rim. It is used in various applications, such as outboard motors, winches, construction equipment, lawn and garden equipment, turbine drives, pumps, centrifuges, and a variety of other machines. A spur gear is typically made from stainless steel and has a high level of durability. It is the most commonly used type of gear.
Stainless steel spur gears can come in many different shapes and sizes. Stainless steel spur gears are generally made of SUS304 or SUS303 stainless steel, which are used for their higher machinability. These gears are then heat-treated with nitriding or tooth surface induction. Unlike conventional gears, which need tooth grinding after heat-treating, stainless steel spur gears have a low wear rate and high machinability.

China Standard Small Precision Planetary Gearbox for Motor Sintered Gear Parts with Free Design Custom

Product Description

Small sintering metal planetary gearbox with DC electrical motor / Planetary geared reducer
We are a manufacturing facility specialized in steel elements components & metal gearbox geared motor by means of powder metallurgy process .We providers with ODM/OEM gearbox layout and growth , gearmotors manufacture.
A planetary gearbox is a gearbox with the enter shaft and output shaft aligned it delivers substantial torque transmission with excellent stiffness and low noise , in a a lot more compact foot print than other gearbox varieties . It can supply a whole lot of velocity reduction and torque in a little package with the mounted axis .Gearbox is guarantee that it offers hugely correct gear engagement, sleek managing and minimal noise and give the capability to boost the torque and reduced the pace of an electric motor.

A planetary gear established is manufactured up of 3 types of gears , a sun gear , earth gears and a ring equipment . The solar equipment at higher velocity is found at the middle of the gears , and transmits torque to the world gears which are normally mounted on the moveable CZPT .The planet gears all around the central axis rotation ,mesh with the sunshine gear and an outer ring gear . As all the world carriers turns , it delivers minimal-speed, high-torque output . Input shaft and output shaft can have the identical center, and the energy transmission effectiveness is higher.
Straight gears and racks are the classical elements for mechanical transmission of rotary and transverse movements between shifting elements of machines. This explains why these parts are so common and are utilised to such a huge extent in numerous sectors of basic mechanics such that in exercise it is extremely hard to discover a rigid type energy transfer travel chain which does not undertake these standard factors.

Solution Title : 22mm reduced velocity substantial torque geared motor / Pace reducer / metal gearbox,powder transmission ,speed reducer
Gearbox Type: Planetary
Materials: Steel 
Gear backlash: ≤2°
Bearing:Porous Bearing ,Rolling bearing
Radial loading on output shaft:≤ 30 N
Gear Ratio : 5:1 , ten:1 , twenty:1 , 25:1 , thirty:1 , forty:1 , 50:1 , sixty:1 ,70:1…100:1…  optional
Gearbox diameter :  8mm , 12mm , 16mm , 22mm , 24mm ,28mm, 32mm ,36mm, 38mm , 42mm ……
3V , 6V ,12V ,24V available .
High Torque Brushed/Brushless/Stepper/AC Motor Use Planetary Gearbox/Equipment Reducer.

Planetary Gearbox positive aspects:

  1. Gives substantial torque at slow speeds .
  2. The shafts are manufactured up of hardened and tempered alloy steel .
  3. Solar gears ,world gears and ring gears are created of powder metallurgy and sintering steel .
  4. Reduced noise levels.
  5. Good good quality taper roller bearings for input and output shafts .
  6. Substantial performance .
  7. Elevated repeatability . Its  Its higher velocity radial and axial load gives trustworthiness and robustness, minimizing the misalignment of the equipment. In addition, uniform transmission and minimal vibrations at different hundreds give a ideal repeatability.
  8. Ideal precision: Most CZPT angular steadiness enhances the accuracy and dependability of the motion.
  9. Decrease sound level since there is much more area contact. Rolling is considerably softer and jumps are almost nonexistent.
  10. Better toughness: Due to its torsional rigidity and better rolling. To improve this function, your bearings help lessen the losses that would occur by rubbing the shaft on the box right. Hence, higher performance of the equipment and a considerably smoother operation is accomplished.
  11. Increased torque transmission: With much more tooth in speak to, the system is CZPT to transmit and endure much more torque. In addition, it does it in a much more uniform manner.
  12. Extremely excellent stages of effectiveness: Planetary reducers offer better effectiveness and many thanks to its design and inside layout losses are minimized for the duration of their perform. In reality, these days, this kind of generate mechanisms are people that supply greater performance.
  13. Maximum flexibility: Its system is contained in a cylindrical gearbox, which can be put in in virtually any place.


s this has extensive selection of reduction equipment ratio and higher electrical power transmission efficiency values, this is used for assorted purposes from ordinary industrial reduction equipment to equipment tools, vehicles and airplanes.
keep track of,automatic vending device,automatic cruise handle,door lock actuator, retractable rearview mirror, meters, optic axis handle system, head light beam amount adjuster,printers,conditioning damper actuator,Automobile tail gate electric powered putter,tooth brush,vibrator, sanitary ware,espresso device,Sweeping robotic,toys and so forth.

Customized geared motors , earth gears , metallic gearbox 



A Transient Overview of the Spur Gear and the Helical Planetary Gearbox

This write-up will give a quick overview of the Spur gear and the helical planetary gearbox. To find out much more about the advantages of these gearboxes, read through on. Below are a number of common utilizes for planetary gears. A planetary gearbox is utilized in numerous cars. Its effectiveness makes it a common option for modest engines. Right here are a few illustrations. Each has its positive aspects and disadvantages. Let’s discover every single 1.

helical planetary gearbox

In phrases of price, the CZPT is an entry-amount, highly dependable helical planetary gearbox. It is appropriate for applications in which place, fat, and torque reduction are of high concern. On the other hand, the X-Treme series is ideal for purposes requiring large-acceleration, large-axial and radial loads, and high-pace performance. This post will examine the advantages of each and every kind of planetary gearbox.
A planetary gearbox’s traction-based mostly layout is a variation of the stepped-world style. This variation depends on the compression of the factors of the stepped-earth design and style. The ensuing layout avoids restrictive assembly problems and timing marks. In comparison to standard gearboxes, compound planetary gears have a higher transmission ratio, and they do so with an equal or scaled-down volume. For example, a 2:1 ratio compound planet would be used with a fifty-ton ring equipment, and the outcome would be the same as a one hundred-ton ring gear, but the planetary disks would be 50 % the diameter.
The Helical planetary gearbox uses a few parts: an input, an output, and a stationary position. The basic design is highly effective and transmits 97% of the input energy. There are 3 primary varieties of planetary gearboxes, each concentrating on a distinct efficiency attribute. The CZPT standard line is an excellent location to commence your research into planetary gearboxes. In addition to its effectiveness and versatility, this gearbox has a host of modular characteristics.
The Helical planetary gearbox has numerous benefits. It is flexible, lightweight, and easy to keep. Its framework combines a solar gear and a planet gear. Its teeth are arranged in a way that they mesh with each and every other and the sunshine gear. It can also be used for stationary apps. The sunshine gear holds the provider stationary and rotates at the price of -24/sixteen and -3/2, dependent on the variety of enamel on each gear.
A helical planetary gearbox can decrease sounds. Its form is also smaller, minimizing the size of the system. The helical gears are generally quieter and run a lot more smoothly. The zero helix-angle gears, in distinction, have smaller dimensions and greater torque density. This is a reward, but the latter also boosts the lifestyle of the system and is significantly less expensive. So, although the helical planetary gearbox has numerous positive aspects, the latter is advised when space is limited.
The helical gearbox is much more productive than the spur equipment, which is constrained by its deficiency of axial load part. The helical gears, on the other hand, generate considerable axial forces in the gear mesh. They also exhibit much more sliding at the points of tooth make contact with, incorporating friction forces. As such, the Helical planetary gearbox is the desired selection in servo applications. If you’re searching for a gearbox to decrease sounds and increase effectiveness, Helical planetary gearboxes are the proper option.
The main variations amongst the two types of planetary gears can be located in the layout of the two outer rings. The outer ring is also known as the sun gear. The two gears mesh jointly according to their very own axes. The outer ring is the planetary gear’s carrier. Its excess weight is proportional to the part of the ring that is stationary. The carrier sets the gaps between the two gears.
Helical gears have angled tooth and are best for apps with higher loads. They are also incredibly sturdy and can transfer a large load. A typical Helical gearbox has two pairs of enamel, and this ensures clean transmission. In addition, the elevated get in touch with ratio qualified prospects to reduce fluctuations in mesh stiffness, which means a lot more load potential. In terms of price, Helical planetary gears are the most cost-effective gearbox kind.
The outer ring equipment drives the inner ring gear and encompassing planetary areas. A wheel push planetary gearbox may have as significantly as 332,000 N.m. torque. Yet another widespread variety of planetary gearbox is wheel push. It is similar to a hub, but the outer ring gear drives the wheels and the solar gear. They are typically merged over a housing to optimize size. One-phase Helical gears can be used in bicycles, whilst a two-stage planetary gear method can manage up to 113,000 N.m. torque.
The design of a helical planetary geartrain is difficult. It need to comply with several constraints. These constraints relate to the geometrical partnership of the planetary geartrains. This examine of the feasible design and style place of a Helical geartrain employs geometric layouts. The ring equipment, sunlight, and ring gear have no influence on the ratio of the planetary transmission. However, helical geartrains are a great option for many purposes.

Spur equipment planetary gearbox

The mix of planetary gears and spur gears in a transmission system is named a planetary or spur gearbox. The two the planetary equipment and spur gear have their personal traits and are utilized in a variety of types of cars. They operate in a comparable way, but are developed differently. Here are some critical distinctions among the two kinds of gears. Shown underneath are some of the most critical variances among them:
Helical gears: As opposed to spur gears, helical gears create important axial forces in the equipment mesh. They also characteristic increased sliding speak to at the position of tooth make contact with. The helix angle of a gearbox is typically in the selection of 15 to 30 degrees. The increased the helix angle, the much more axial forces will be transmitted. The axial pressure in a helical gearbox is greater than that of a spur gear, which is the explanation why helical gears are far more productive.
As you can see, the planetary gearhead has a lot of variants and applications. Nonetheless, you should just take treatment in deciding on the quantity of tooth for your planetary equipment program. A 5:1 spur gear travel ratio, for case in point, means that the sunlight gear demands to total five revolutions for every output provider revolution. To achieve this, you are going to want to pick a solar gear with 24 teeth, or 5 mm for each and every revolution. You may need to know the metric units of the planetary gearhead for it to be suitable with various sorts of equipment.
Yet another essential attribute of a planetary gearbox is that it doesn’t demand all of the spur gears to rotate close to the axis of the push shaft. Alternatively, the spur gears’ internal tooth are set and the generate shaft is in the identical direction as the output shaft. If you decide on a planetary gearbox with fixed interior enamel, you are going to want to make positive that it has enough lubrication.
The other important distinction in between a spur gear and a planetary gearbox is the pitch. A planetary gearbox has a higher pitch diameter, while a spur gear has lower pitch. A spur equipment is in a position to handle greater torques, but just isn’t as successful. In addition, its larger torque capability is a large downside. Its effectiveness is comparable to that of a spur equipment, but it is a lot less noisy.
An additional difference among planetary and spur gear motors is their cost. Planetary equipment motors have a tendency to be a lot more costly than spur gear motors. But spur gears are less expensive to produce, as the gears by themselves are more compact and easier. However, planetary gear motors are more successful and effective. They can manage reduced torque applications. But each and every gear carries a fastened load, limiting their torque. A spur equipment motor also has fewer inside frictions, so it is typically suited for reduce torque programs.
Another big difference among spur gears and planetary gears is their orientation. Solitary spur gears are not coaxial gearboxes, so they’re not coaxial. On the other hand, a planetary gearbox is coaxial, that means its enter shaft is also coaxial. In addition to this, a planetary gearbox is manufactured of two sets of equipment wheels with the same orientation. This offers it the capability to accomplish concentricity.
An additional variation between spur gears and planetary gears is that a planetary equipment has an integer quantity of enamel. This is important due to the fact every equipment should mesh with a sun equipment or a ring equipment. Additionally, every world should have a corresponding amount of teeth. For each and every planet to mesh with the sunlight, the teeth must have a certain distance apart from the other. The spacing in between planets also matters.
In addition to the size, the planetary equipment technique is also known as epicyclic gearing. A planetary gear system has a solar gear in the middle, which serves as the enter equipment. This gear has at minimum a few pushed gears. These gears engage with each and every other from the inside and form an inner spur equipment design and style. These equipment sets are very tough and in a position to change ratios. If preferred, a planetary equipment prepare can be converted to an additional ratio, thereby improving its effectiveness.
An additional crucial difference amongst a spur equipment and a planetary gearbox is the kind of enamel. A spur equipment has teeth that are parallel to the shaft, while a planetary gear has enamel that are angled. This variety of gear is most ideal for low-speed applications, exactly where torque is required to move the actuation object. Spur gears also create sound and can injury equipment enamel thanks to repeated collisions. A spur gear can also slip, protecting against torque from reaching the actuation item.

China Standard Small Precision Planetary Gearbox for Motor Sintered Gear Parts     with Free Design CustomChina Standard Small Precision Planetary Gearbox for Motor Sintered Gear Parts     with Free Design Custom