China Slewing Ring Slewing Ring Bearing Gear for Hyundai Excavator R200-5 supplier

Merchandise Description

Introduction of CZPT excavator slewing rings
LYHY is a specialist manufacturer in slewing ring bearings since 1993. We can also layout and make other common and non-standard ball bearings, roller bearings and precision bearings as for every customer’s diverse complex demands.
Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
Excavator slewing bearing is a special slewing ring bearing as for every its applications. And it is a extremely crucial component for excavators, we can provide excavator slewing bearings for both 2nd-hand excavators for routine maintenance and new excavators.

Why decide on CZPT slewing bearings
A pioneer in slewing bearing area, rich knowledge, can do layout, generate, mounting guidebook
Little purchase acknowledged
SO certified business
Variorum types
7*24hours hotline to help you with your cranes
Rigid high quality handle technique to ensure quality for slewing bearing

LYHY Slewing Bearing Varieties
LYHY slewing bearings can be divided into the following varieties as per  their structures:
single row 4 position get in touch with ball slewing bearing,
one row cross roller slewing bearing,
double row diverse ball diameter slewing bearing,
a few row cylindrical roller slewing bearing and roller/ball blend slewing bearing.
And all these sorts of slewing bearings can be more divided into bearings with out gears, bearings with exterior gears and bearings with internal gears.

Comprehensive description of these sorts slewing bearings

Single row 4 stage get in touch with ball slewing bearings
     This variety of slewing bearings can support higher dynamic hundreds, transmitting axial and radial forces concurrently as nicely as the resulting tilting moments. Apps of this type of bearings are hoisting, mechanical managing and general mechanical engineering etc.
Solitary row cross roller slewing bearings
     This variety of bearings can support mixtures of huge radial pressure, medium axial power and tilting second with tiny or zero clearance. Main apps of this type of bearings are hoisting and mechanical dealing with and standard mechanical engineering and many others.
Double row different ball diameter slewing bearings
     This sort of bearings can assistance high static hundreds with simple buildings. They are largely utilized in scenarios with variation load place and path and continually rotating. Main programs of this variety of bearings are deck hoisting, mining and content managing and many others.
Triple row cylindrical roller slewing bearings
     This kind of bearings has higher load carrying potential. Underneath identical masses, this sort of bearings has a lot more compact diameters which can make the set up much compact, as various varieties of hundreds are supported by different races and rollers. Primary programs of this sort of bearings are hoisting, mechanical handling, mining and supplies handling, offshore technology and general mechanical engineering etc.
Roller/ball combination slewing bearings
     This variety of bearings can assist high axial load and reduced tilting moments. Usually they are big diameter slewing bearings. Apps of this kind of bearings are mining and resources managing and so on.

About CZPT bearings
one.introduction:we are a manufacturer of slewing bearing because 1993, our factory occupies a area of 30000square meters with 4 workshop and 1 office developing. 
two. Showcased items: slewing bearing and slewing drive
3. Money: Current is 1 million RMB, but we are rising the capital to ten million RMB
four. Workers: forty
5. Certificate: ISO9001:2008, 3.1 certification, CCS certificate, Science and Technologies Progress Award
six. Once-a-year Exportation: 8million USD
seven. Exported international locations: (39)
Asia: India, Pakistan, Iran, Signore, Georgia, Malaysia, Vietnam, Thailand, Philippines, Israel, Korea, UAE, Sri Lanka, Saudi Arabia,
Europe: Turkey, Russia, Spain, Czech Republic, Italy, Poland, Slovakia, Bosnia and Herzegovina, Austria, France, Germany, Switzerland, Finland, Ukraine, United kingdom
The usa: USA, Canada, Mexico, Brazil, Puerto Rico, Peru, Chile
Africa: South Africa, Egypt
Oceania: Australia

LYHY Slewing Bearing Packing 
Bearing surface is protected with the anti-rust oil very first and then wrapped with the plastic movie
And then packed with kraft paper and skilled belts
At final, with wood box absolutely at the outer packing to invoid the rust or the moist
We can rely on the clients  demand to be packed
All CZPT slewing ring bearings can be usually shipped timely, normal manufacturing time is fifteen-50 times dependent on various slew bearings diameters, often slew rings will be in stock.
Slewing bearings can be presented different shipping and delivery phrases, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by various transport methods, by convey (this sort of as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.


Make positive that the model is appropriate and slewing bearing isn’t destroyed for the duration of transportation.
2.  Check the visual appeal and rotational state of the bearing, these kinds of as rotational precision clearance, rotating adaptability, seals position, lubrication grease etc.
three.  The installation datum aircraft and bracket installing airplane ought to be thoroughly clean, grease, burr, paint and other overseas physique ought to be wiped off.

Set up:

1. The screws in the setting up plane must be match with the mounting holes in the slewing bearing
two.  The slewing bearing has a delicate zone marked with an “s” on the higher surface area, when installing the bearing, it is critical to ensure that this area is put in a non-load or rare load zone.
three.  When the bearing is put on the supporting frame work it is important to check the interface between these 2 surfaces. This verify ought to be carried out with the insertion of come to feel gauges in between the 2 surfaces. If a hole ought to exist then it is recommended to aircraft/resurface the powerful area so as to get rid of the hole.
four.  Install slewing bearing with large energy screws, and select acceptable toughness bolts. All bolts are necessary to be tightened evenly. The sequence of this tightening process is demonstrated in Pic. Welding of bearing is not allowed, in the celebration of welding any adjacent areas, warmth transfer shall be prevented so as to result in the bearing to grow to be deformed or adjust the hardness.
5.  After installation, the bearing should be rotated to examine for easy procedure and any emission of strange sounds. If possibly of the aforementioned are mentioned, then the bearing ought to be adjusted to remove them. The enamel of the greatest run-out are coated with green paint.

LYHY bearings are specializing in excavator bearings, and can offer bearings for entire world popular excavators.

PC40-ten, PW60-5, PC60-5, PC60-6, PC60-7, PC90-6, PC100-5, PC120-5, PC120-6, PC130-7, PC150-7, PC200-1, PC200-2, PC200-3, PC200-5, PC200-6, PC200-7, PC200-8, PC220-3, PC220-5, PC220-7, PC220-8, PC228, PC240-8, PC300-2, PC300-3, PC300-5, PC300-6, PC350-6, PC360-7, PC400-1, PC400-3, PC400-5, PC400-6, PC450-5, PC450-6, PC450-7, PC650

EX60-1, EX60-2, EX60-3, EX60-4, EX90, EX100-5, EX120-1, EX120-2, EX120-3, EX120-5, EX150, EX160WD, EX200-1, EX200-2, EX200-3, EX200-5, ZX200, ZX210, ZX225U, ZX230, ZX240, ZX270, EX300-1, EX300-2, EX300-3, EX300-5, ZX330, ZX350-5, ZX450H

CAT110, CAT215, CAT215B, CAT225, CAT280, CAT200B, CAT305, CAT320B, CAT320C, CAT320D, CAT320L, CAT325, CAT325B, CAT325C, CAT330C

SK07-1 SK07-1-N2(thick) SK03 SK907B SK120-5 SK200-2 SK200-five
SK07-2 SK07-N2(skinny) SK09 SK100 SK200-1 SK200-3 SK200-6

HD250-7 HD450-7 HD100 HD700-5 HD770SE HD770-2 HD820-1
HD450-5 HD516 HD700-2 HD700-7 HD770-1 HD800-7 HD900-7

SH120A3 SH200A2 SH200C3 SH280 SH340 SH430
SH200A1 SH200A3 SH260 SH300 SH350 SH40T

DH55 DH220-3 DH10L DH290 DH320
DH200-3 DH220-5 DH280 DH300-5 DH330-3

R55-7, R60-5, R60-7, R110-7, R130-5, R130-7, R170-5, R200-5, R200-7, R210-3, R215-7, R220-5, R225-7, R260LC-7, R290, 
PS132, PS210, MX08-2, PS292, SE210-LC2

Q: Are LYHY BEARINGS trading firm or producer?
A: CZPT BEARINGS is a professional manufacturer for slewing bearings, skinny area bearings, ball bearings and rolling bearings

Q: How do LYHY BEARINGS manage top quality of their bearing?
A: LYHY BEARINGS has recognized strict good quality management methods, all the products and providers has handed ISO9001-2008 Quality Certificate and third celebration this sort of as CCS, LR,Stomach muscles,BV

Q: What is the MOQ?
A: MOQ is 1pc, pls concept us for thorough data.

Q: How about the package for CZPT bearings?
A: Common Industrial packing in standard situation (Plastic tube+ expert plastic belts+ plywood scenario). Accept layout package deal when OEM.

Q: How lengthy is the manufacturing time?
A: It takes about 7-40 days, is dependent on the design and amount.

Q: How about the transport?
A: We can organize the shipment or you might have your own forwarder.

Q: Is sample available?
A: Sure, sample purchase is acceptable.

Q: Can we use our own Brand or design and style on bearings?
A: Yes. OEM is acceptable for LYHY BEARINGS. We can layout as per your specifications and use your very own Symbol and package deal design and style.

Standard or Nonstandard: Standard
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Four Point Contact Ball
Material: 50mn, 42CrMo
Type: Internal Gear


US$ 1200/Piece
1 Piece(Min.Order)

Request Sample


Standard or Nonstandard: Standard
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Four Point Contact Ball
Material: 50mn, 42CrMo
Type: Internal Gear


US$ 1200/Piece
1 Piece(Min.Order)

Request Sample



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 Slewing Ring Slewing Ring Bearing Gear for Hyundai Excavator R200-5     supplier China Slewing Ring Slewing Ring Bearing Gear for Hyundai Excavator R200-5     supplier
editor by czh 2023-01-22