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Product Description

LYHY bearings is a professional manufacture of ball bearing, roller bearing, slewing bearing in china
Comprehensive specs for the product: 161.25.0764.891.21.1503

1. Sort: Crossed roller bearings
two. Bore diameter: 662mm
3. Outdoors diameter: 892.8mm
four. Peak: 73mm
five. Substance: 42CrMo, 50Mn
six. Precision: P0. P6. P5.
seven. Cage/retainer: Nylon or aluminum
8. Equipment type: Exterior equipment
nine. N. W. 116kgs

161.sixteen.0400.890.11.1503 161.sixteen.0400.891.21.1503 161.16.0450.890.11.1503
161.16.0450.891.21.1503 161.sixteen.0560.890.eleven.1503 161.sixteen.0560.891.21.1503
161.sixteen.0630.890.11.1503 161.sixteen.0630.891.21.1503 161.20.0450.890.11.1503
161.twenty.0450.891.21.1503 161.20.0560.890.11.1503 161.twenty.0560.891.21.1503
161.20.0630.890.11.1503 161.20.0630.891.21.1503 161.twenty.571.890.11.1503
161.20.571.891.21.1503 161.twenty five.0764.890.11.1503 161.twenty five.0764.891.21.1503
161.twenty five. 0571 .890.eleven.1503 161.25. 0571 .891.21.1503 161.twenty five.0980.890.eleven.1503
161.25.0980.891.21.1503 161.25.1077.890.eleven.1503 161.25.1077.891.21.1503
161.twenty five.1120.890.eleven.1503 161.25.1120.891.21.1503 161.25.1180.890.eleven.1503
161.25.1180.891.21.1503 161.25.1250.890.11.1503 161.25.1250.891.21.1503
161.25.1320.890.eleven.1503 161.twenty five.1320.891.21.1503 161.28.1400.890.11.1503
161.28.1400.891.21.1503 161.28.1500.890.eleven.1503 161.28.1500.891.21.1503
161.28.1600.890.eleven.1503 161.28.1600.891.21.1503 161.28.1700.890.11.1503
161.28.1700.891.21.1503 161.36.1700.890.eleven.1503 161.36.1700.891.41.1503
161.36.1800.890.eleven.1503 161.36.1800.891.forty one.1503 161.36.1900.890.eleven.1503
161.36.1900.891.41.1503 161.36.2000.890.eleven.1503 161.36.2000.891.forty one.1503
161.40.2000.890.eleven.1503 161.forty.2000.891.forty one.1503 161.forty.2128.890.eleven.1503
161.40.2128.891.41.1503 161.forty.2240.890.11.1503 161.forty.2240.891.forty one.1503
161.forty.2368.890.eleven.1503 161.forty.2368.891.forty one.1503 161.forty five.2240.890.eleven.1503
161.45.2240.891.forty one.1503 161.forty five.2366.890.11.1503 161.forty five.2366.891.forty one.1503
161.forty five.2510.890.11.1503 161.forty five.2510.891.forty one.1503 161.45.2654.890.eleven.1503
161.forty five.2654.891.forty one.1503 161.fifty.2800.891.forty one.1503 161.fifty.2660.891.41.1503
161.fifty.2800.891.forty one.1503 161.50.3000.891.41.1503  

About CZPT bearings
1.introduction:we are a manufacturer of slewing bearing because 1993, our manufacturing unit occupies a area of 30000square meters with 4 workshop and 1 office developing. 
two. Featured goods: slewing bearing and slewing drive
three. Capital: Recent is 1 million RMB, but we are growing the money to ten million RMB
4. Workers: 40
five. Certificate: ISO9001:2008, 3.1 certification, CCS certification, Science and Technology Progress Award
6. Yearly 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

Introduction of CZPT crossed roller slewing bearings
LYHY is a professional manufacturer in slewing ring bearings considering that 1993. We can also layout and make other normal and non-normal ball bearings, roller bearings and precision bearings as for every customer’s various technological requirements.
Slewing bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
With the cross roller Ring, cylindrical rollers are arranged crosswise, with every single roller perpendicular to the adjacent roller, in a 90° groove, separated from every other by a spacer retainer.  This design and style allows just 1 bearing to receive loads in all instructions which includes, radial, axial and instant masses. Given that the Cross-Roller Ring achieves higher rigidity regardless of the minimal attainable dimensions of the inner and outer rings, it is optimal for programs these kinds of as joints and swiveling models of industrial robots, swiveling tables of machining facilities, rotary units of manipulators, precision rotary tables, healthcare products, measuring instruments and IC production equipment.
 

Structure:
Cross roller slewing bearing has 3 distinct varieties:
Cross roller ball slewing bearing with no gear
Cross roller ball slewing bearing with exterior gear
Cross roller ball slewing bearing with internal equipment

 
Features
Cross roller slewing ring bearings have following features:
one. High precision: cross roller bearings can be made large precision bearings, at P4, P2.
two. High rigidity: These series roller bearings are with preload.
3. Higher load potential: This collection roller bearing can help axial load, radial load, and tilting load.
4. Little quantity: this sequence roller bearing can save space for the device.
 

Top quality Handle Method of CZPT slewing bearings

Application
Cross roller slewing rings are widely used in the precision rotary desk, rotary joint of manipulator, health care gear, and measuring instrument and so on

Packaging Information:
one. Bearing floor is lined with the anti-rust oil initial And then wrapped with the plastic film
2. And then packed with Kraft paper and skilled belts
three. At last, with wood box entirely at the outer packing to invoid the rust or the moist
four. We can depend on the buyers demand from customers to be packed

Transportation:
All CZPT slewing ring bearings can be usually shipped timely, typical production time is 15-fifty days based mostly on distinct slew bearings diameters, occasionally slew rings will be in stock.
Slewing bearings can be provided diverse delivery terms, this sort of as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by diverse transportation approaches, by specific (these kinds of as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.

FAQ:

Q: Are LYHY BEARINGS trading company or company?
A: CZPT BEARINGS is a specialist manufacturer for slewing bearings, slender part bearings, ball bearings and rolling bearings

Q: How do LYHY BEARINGS management quality of their bearing?
A: LYHY BEARINGS has recognized stringent good quality control programs, all the merchandise and companies has handed ISO9001-2008 Top quality Certificate and 3rd get together such as CCS, LR,Abs,BV

Q: What is the MOQ?
A: MOQ is 1pc, pls information us for in depth data.

Q: How about the deal for CZPT bearings?
A: Standard Industrial packing in common issue (Plastic tube+ professional plastic belts+ plywood case). Take style package deal when OEM.

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

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

Q: Is sample available?
A: Yes, sample purchase is satisfactory.

Q: Can we use our possess Brand or layout on bearings?
A: Of course. OEM is acceptable for LYHY BEARINGS. We can style as per your needs and use your very own Brand and package deal style.

Installation OF CZPT SLEWING BEARINGS

Planning:
Make positive that the model is proper and slewing bearing isn’t damaged during transportation.
two.  Check the appearance and rotational condition of the bearing, such as rotational precision clearance, rotating versatility, seals situation, lubrication grease and many others.
3.  The installation datum plane and bracket setting up plane should be thoroughly clean, grease, burr, paint and other foreign body ought to be wiped off.

Installation:

one. The screws in the installing plane should be match with the mounting holes in the slewing bearing
two.  The slewing bearing has a delicate zone marked with an “s” on the upper floor, when putting in the bearing, it is critical to make sure that this location is put in a non-load or infrequent load zone.
3.  When the bearing is put on the supporting body perform it is important to examine the interface among these 2 surfaces. This check need to be carried out with the insertion of come to feel gauges among the 2 surfaces. If a hole must exist then it is recommended to airplane/resurface the powerful location so as to eliminate the hole.
four.  Install slewing bearing with high energy screws, and pick suitable strength bolts. All bolts are necessary to be tightened evenly. The sequence of this tightening procedure is shown in Pic. Welding of bearing is not authorized, in the function of welding any adjacent areas, heat transfer shall be averted so as to cause the bearing to turn into deformed or modify the hardness.
five.  After installation, the bearing must be rotated to verify for easy operation and any emission of unusual sounds. If either of the aforementioned are mentioned, then the bearing need to be modified to remove them. The enamel of the largest run-out are coated with environmentally friendly paint.
 

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

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Samples:
US$ 2000/Piece
1 Piece(Min.Order)

|
Request Sample

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Customization:
Available

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

###

Samples:
US$ 2000/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|


###

/**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**//**/

 

Synthesis of Epicyclic Gear Trains for Automotive Automatic Transmissions

In this article, we will discuss the synthesis of epicyclic gear trains for automotive automatic transmissions, their applications, and cost. After you have finished reading, you may want to do some research on the technology yourself. Here are some links to further reading on this topic. They also include an application in hybrid vehicle transmissions. Let’s look at the basic concepts of epicyclic gear trains. They are highly efficient and are a promising alternative to conventional gearing systems.
Gear

Synthesis of epicyclic gear trains for automotive automatic transmissions

The main purpose of automotive automatic transmissions is to maintain engine-drive wheel balance. The kinematic structure of epicyclic gear trains (EGTs) is derived from graph representations of these gear trains. The synthesis process is based on an algorithm that generates admissible epicyclic gear trains with up to ten links. This algorithm enables designers to design auto gear trains that have higher performance and better engine-drive wheel balance.
In this paper, we present a MATLAB optimization technique for determining the gear ratios of epicyclic transmission mechanisms. We also enumerate the number of teeth for all gears. Then, we estimate the overall velocity ratios of the obtained EGTs. Then, we analyze the feasibility of the proposed epicyclic gear trains for automotive automatic transmissions by comparing their structural characteristics.
A six-link epicyclic gear train is depicted in the following functional diagram. Each link is represented by a double-bicolor graph. The numbers on the graph represent the corresponding links. Each link has multiple joints. This makes it possible for a user to generate different configurations for each EGT. The numbers on the different graphs have different meanings, and the same applies to the double-bicolor figure.
In the next chapter of this article, we discuss the synthesis of epicyclic gear trains for automotive automatic transaxles. SAE International is an international organization of engineers and technical experts with core competencies in aerospace and automotive. Its charitable arm, the SAE Foundation, supports many programs and initiatives. These include the Collegiate Design Series and A World In Motion(r) and the SAE Foundation’s A World in Motion(r) award.
Gear

Applications

The epicyclic gear system is a type of planetary gear train. It can achieve a great speed reduction in a small space. In cars, epicyclic gear trains are often used for the automatic transmission. These gear trains are also useful in hoists and pulley blocks. They have many applications in both mechanical and electrical engineering. They can be used for high-speed transmission and require less space than other types of gear trains.
The advantages of an epicyclic gear train include its compact structure, low weight, and high power density. However, they are not without disadvantages. Gear losses in epicyclic gear trains are a result of friction between gear tooth surfaces, churning of lubricating oil, and the friction between shaft support bearings and sprockets. This loss of power is called latent power, and previous research has demonstrated that this loss is tremendous.
The epicyclic gear train is commonly used for high-speed transmissions, but it also has a small footprint and is suitable for a variety of applications. It is used as differential gears in speed frames, to drive bobbins, and for the Roper positive let-off in looms. In addition, it is easy to fabricate, making it an excellent choice for a variety of industrial settings.
Another example of an epicyclic gear train is the planetary gear train. It consists of two gears with a ring in the middle and the sun gear in the outer ring. Each gear is mounted so that its center rotates around the ring of the other gear. The planet gear and sun gear are designed so that their pitch circles do not slip and are in sync. The planet gear has a point on the pitch circle that traces the epicycloid curve.
This gear system also offers a lower MTTR than other types of planetary gears. The main disadvantage of these gear sets is the large number of bearings they need to run. Moreover, planetary gears are more maintenance-intensive than parallel shaft gears. This makes them more difficult to monitor and repair. The MTTR is also lower compared to parallel shaft gears. They can also be a little off on their axis, causing them to misalign or lose their efficiency.
Another example of an epicyclic gear train is the differential gear box of an automobile. These gears are used in wrist watches, lathe machines, and automotives to transmit power. In addition, they are used in many other applications, including in aircrafts. They are quiet and durable, making them an excellent choice for many applications. They are used in transmission, textile machines, and even aerospace. A pitch point is the path between two teeth in a gear set. The axial pitch of one gear can be increased by increasing its base circle.
An epicyclic gear is also known as an involute gear. The number of teeth in each gear determines its rate of rotation. A 24-tooth sun gear produces an N-tooth planet gear with a ratio of 3/2. A 24-tooth sun gear equals a -3/2 planet gear ratio. Consequently, the epicyclic gear system provides high torque for driving wheels. However, this gear train is not widely used in vehicles.
Gear

Cost

The cost of epicyclic gearing is lower when they are tooled rather than manufactured on a normal N/C milling machine. The epicyclic carriers should be manufactured in a casting and tooled using a single-purpose machine that has multiple cutters to cut the material simultaneously. This approach is widely used for industrial applications and is particularly useful in the automotive sector. The benefits of a well-made epicyclic gear transmission are numerous.
An example of this is the planetary arrangement where the planets orbit the sun while rotating on its shaft. The resulting speed of each gear depends on the number of teeth and the speed of the carrier. Epicyclic gears can be tricky to calculate relative speeds, as they must figure out the relative speed of the sun and the planet. The fixed sun is not at zero RPM at mesh, so the relative speed must be calculated.
In order to determine the mesh power transmission, epicyclic gears must be designed to be able to “float.” If the tangential load is too low, there will be less load sharing. An epicyclic gear must be able to allow “float.” It should also allow for some tangential load and pitch-line velocities. The higher these factors, the more efficient the gear set will be.
An epicyclic gear train consists of two or more spur gears placed circumferentially. These gears are arranged so that the planet gear rolls inside the pitch circle of the fixed outer gear ring. This curve is called a hypocycloid. An epicyclic gear train with a planet engaging a sun gear is called a planetary gear train. The sun gear is fixed, while the planet gear is driven.
An epicyclic gear train contains several meshes. Each gear has a different number of meshes, which translates into RPM. The epicyclic gear can increase the load application frequency by translating input torque into the meshes. The epicyclic gear train consists of 3 gears, the sun, planet, and ring. The sun gear is the center gear, while the planets orbit the sun. The ring gear has several teeth, which increases the gear speed.
Another type of epicyclic gear is the planetary gearbox. This gear box has multiple toothed wheels rotating around a central shaft. Its low-profile design makes it a popular choice for space-constrained applications. This gearbox type is used in automatic transmissions. In addition, it is used for many industrial uses involving electric gear motors. The type of gearbox you use will depend on the speed and torque of the input and output shafts.

China Single Row Crossed Roller Slewing Ring Bearing Slewing Gear 161.25.0764.891.21.1503     bevel gearboxChina Single Row Crossed Roller Slewing Ring Bearing Slewing Gear 161.25.0764.891.21.1503     bevel gearbox
editor by CX 2023-04-07