Tag Archives: contact bearing

China high quality Slewing Bearing Single Row Four Point Contact Ball Slewing Bearing (Q) Internal Gear supplier

Product Description

Product series

1. Single Row Four Point Contact Ball Slewing Bearings.
2. Single Row Crossed Roller Slewing Bearings
3. Double Row Ball Slewing Bearings
4. Three Row Roller Slewing Bearings
5. Thin Section Slewing bearings (Light type).
6. Thin Section Slewing Bearings (Flange type)

Outside Diameter

300 – 5000 mm

Gear Options

External gear
Internal gear
Without gear

Brand Name


Raw material

50Mn, 42CrMo


ISO9001:2008, SGS

Payment Terms

L/C,T/T,Western Union



Packaging Details

1:Filling with rust-proof oil
2:Packing with protective layers
3:Fixed in wooden box

Fenghe provides 2D and drawing downloads of slewing ring bearings. Contact the pre-sales engineer team.
Search Fenghe’s slewing bearing catalog by slewing bearing type, gear position, outer and inner diameter, thickness, static load and other parameters, please contact us.

FH Slewing bearing provide different kinds of surface treatment: Such as Zinc coating, Sand blast, Painting, oil protecting,  barffing etc, which will guarantee the slewing bearing with long durability.

We provide internal gear, external gear, helical gear, no gear slewing bearing, provide the different solution for complete project.

FH Slewing bearing provide vast range for application of slewing bearing,rolling element like china,Ceramic,brass cage, steel cage and nylon cage and grease for high temperature.

FH has 5 workshops: ring forging workshop, large slewing bearing workshop, small slewing bearing workshop, slew drive workshop, assembly workshop, and finished product warehouse workshop. From rough forgings to finished products, we support one-stop service, quality control and inspection throughout the full processing.

In order to save you a lot of time and effort, the FengHe team created the 3D model as well as the drawings of the slewing bearings and manufacturing parts that we provided. All you need to do is put the slewing ring into your design and it will work normally. If you cannot find the right part online, we will customize slewing bearings to your exact specifications.

Are you ready to get more revenue from bearing and gear suppliers? Contact us immediately. Discover the benefits of working with a team of highly skilled people who provide high quality bearings and custom gears.

Patient work makes a skilled craftsman, make demands to meet.

Fast delivery to ensure your urgent project, EMS, UPS, FedEx, TNT, DHL,by sea, by air & by train etc.

Do you have any questions about our slewing bearing? Maybe you can find the answer below. If the answer below does not solve your problem, please contact us and our engineer will answer it for you.

1. Where is your slewing bearing manufactured?
Our slewing bearing are all manufactured in China. We not only have the ability to design and produce slewing bearing, but the quality can also be guaranteed. At the same time our slewing bearing price is more favorable.

2. I don’t know which slewing bearing to use, can you choose for me?
Yes, of course, Each model has a parameter list on the website. You can choose the suitable slewing bearing according to these parameter lists. If you don’t know how to choose, you can get in touch with us and our engineers will work with you to choose the suitable product. We can also design a new slewing bearing solution for you according to your equipment.

3. Can I get your product catalog?
You can get our product catalog in the download or contact us, we will send the product catalog to you by email or other ways.

4. Can you customize products?
Yes we can. Our engineers have very rich experience in slewing bearing design. On the customized slewing bearing page, you can see some special customized products designed by our engineers. These design solutions meet the special needs of many customers. Our engineers can also work with you to design a new slewing bearing.

5. Can you provide accessories?
Yes, we can provide matching spare parts such as motors, hydraulic motors, encoders that are compatible with slewing bearing.

6. Can you provide a 3D model?
Yes. All our slewing bearing have 3D models, you can contact us to get them. At the same time, we can also provide CAD files and PDF files.

7. How long is your slewing bearing warranty period?
Our slewing bearing warranty time is 12 months. When you install, use and store the slewing bearing, please refer to the slewing bearing instruction manual.

8. Can you choose the color of your slewing bearing?
Yes. Our slewing bearing is available in many colors. If you have special requirements, please tell our sales engineers, we are happy to provide services for you.


Standard or Nonstandard: Standard
Feature: High Speed, Antimagnetic, Cold-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Deep Groove Raceway
Material: Carbon Steel
US$ 400/Set
1 Set(Min.Order)

Request Sample



Customized Request


Spiral Gears for Right-Angle Right-Hand Drives

Spiral gears are used in mechanical systems to transmit torque. The bevel gear is a particular type of spiral gear. It is made up of two gears that mesh with one another. Both gears are connected by a bearing. The two gears must be in mesh alignment so that the negative thrust will push them together. If axial play occurs in the bearing, the mesh will have no backlash. Moreover, the design of the spiral gear is based on geometrical tooth forms.

Equations for spiral gear

The theory of divergence requires that the pitch cone radii of the pinion and gear be skewed in different directions. This is done by increasing the slope of the convex surface of the gear’s tooth and decreasing the slope of the concave surface of the pinion’s tooth. The pinion is a ring-shaped wheel with a central bore and a plurality of transverse axes that are offset from the axis of the spiral teeth.
Spiral bevel gears have a helical tooth flank. The spiral is consistent with the cutter curve. The spiral angle b is equal to the pitch cone’s genatrix element. The mean spiral angle bm is the angle between the genatrix element and the tooth flank. The equations in Table 2 are specific for the Spread Blade and Single Side gears from Gleason.
The tooth flank equation of a logarithmic spiral bevel gear is derived using the formation mechanism of the tooth flanks. The tangential contact force and the normal pressure angle of the logarithmic spiral bevel gear were found to be about twenty degrees and 35 degrees respectively. These two types of motion equations were used to solve the problems that arise in determining the transmission stationary. While the theory of logarithmic spiral bevel gear meshing is still in its infancy, it does provide a good starting point for understanding how it works.
This geometry has many different solutions. However, the main two are defined by the root angle of the gear and pinion and the diameter of the spiral gear. The latter is a difficult one to constrain. A 3D sketch of a bevel gear tooth is used as a reference. The radii of the tooth space profile are defined by end point constraints placed on the bottom corners of the tooth space. Then, the radii of the gear tooth are determined by the angle.
The cone distance Am of a spiral gear is also known as the tooth geometry. The cone distance should correlate with the various sections of the cutter path. The cone distance range Am must be able to correlate with the pressure angle of the flanks. The base radii of a bevel gear need not be defined, but this geometry should be considered if the bevel gear does not have a hypoid offset. When developing the tooth geometry of a spiral bevel gear, the first step is to convert the terminology to pinion instead of gear.
The normal system is more convenient for manufacturing helical gears. In addition, the helical gears must be the same helix angle. The opposite hand helical gears must mesh with each other. Likewise, the profile-shifted screw gears need more complex meshing. This gear pair can be manufactured in a similar way to a spur gear. Further, the calculations for the meshing of helical gears are presented in Table 7-1.

Design of spiral bevel gears

A proposed design of spiral bevel gears utilizes a function-to-form mapping method to determine the tooth surface geometry. This solid model is then tested with a surface deviation method to determine whether it is accurate. Compared to other right-angle gear types, spiral bevel gears are more efficient and compact. CZPT Gear Company gears comply with AGMA standards. A higher quality spiral bevel gear set achieves 99% efficiency.
A geometric meshing pair based on geometric elements is proposed and analyzed for spiral bevel gears. This approach can provide high contact strength and is insensitive to shaft angle misalignment. Geometric elements of spiral bevel gears are modeled and discussed. Contact patterns are investigated, as well as the effect of misalignment on the load capacity. In addition, a prototype of the design is fabricated and rolling tests are conducted to verify its accuracy.
The three basic elements of a spiral bevel gear are the pinion-gear pair, the input and output shafts, and the auxiliary flank. The input and output shafts are in torsion, the pinion-gear pair is in torsional rigidity, and the system elasticity is small. These factors make spiral bevel gears ideal for meshing impact. To improve meshing impact, a mathematical model is developed using the tool parameters and initial machine settings.
In recent years, several advances in manufacturing technology have been made to produce high-performance spiral bevel gears. Researchers such as Ding et al. optimized the machine settings and cutter blade profiles to eliminate tooth edge contact, and the result was an accurate and large spiral bevel gear. In fact, this process is still used today for the manufacturing of spiral bevel gears. If you are interested in this technology, you should read on!
The design of spiral bevel gears is complex and intricate, requiring the skills of expert machinists. Spiral bevel gears are the state of the art for transferring power from one system to another. Although spiral bevel gears were once difficult to manufacture, they are now common and widely used in many applications. In fact, spiral bevel gears are the gold standard for right-angle power transfer.While conventional bevel gear machinery can be used to manufacture spiral bevel gears, it is very complex to produce double bevel gears. The double spiral bevel gearset is not machinable with traditional bevel gear machinery. Consequently, novel manufacturing methods have been developed. An additive manufacturing method was used to create a prototype for a double spiral bevel gearset, and the manufacture of a multi-axis CNC machine center will follow.
Spiral bevel gears are critical components of helicopters and aerospace power plants. Their durability, endurance, and meshing performance are crucial for safety. Many researchers have turned to spiral bevel gears to address these issues. One challenge is to reduce noise, improve the transmission efficiency, and increase their endurance. For this reason, spiral bevel gears can be smaller in diameter than straight bevel gears. If you are interested in spiral bevel gears, check out this article.

Limitations to geometrically obtained tooth forms

The geometrically obtained tooth forms of a spiral gear can be calculated from a nonlinear programming problem. The tooth approach Z is the linear displacement error along the contact normal. It can be calculated using the formula given in Eq. (23) with a few additional parameters. However, the result is not accurate for small loads because the signal-to-noise ratio of the strain signal is small.
Geometrically obtained tooth forms can lead to line and point contact tooth forms. However, they have their limits when the tooth bodies invade the geometrically obtained tooth form. This is called interference of tooth profiles. While this limit can be overcome by several other methods, the geometrically obtained tooth forms are limited by the mesh and strength of the teeth. They can only be used when the meshing of the gear is adequate and the relative motion is sufficient.
During the tooth profile measurement, the relative position between the gear and the LTS will constantly change. The sensor mounting surface should be parallel to the rotational axis. The actual orientation of the sensor may differ from this ideal. This may be due to geometrical tolerances of the gear shaft support and the platform. However, this effect is minimal and is not a serious problem. So, it is possible to obtain the geometrically obtained tooth forms of spiral gear without undergoing expensive experimental procedures.
The measurement process of geometrically obtained tooth forms of a spiral gear is based on an ideal involute profile generated from the optical measurements of one end of the gear. This profile is assumed to be almost perfect based on the general orientation of the LTS and the rotation axis. There are small deviations in the pitch and yaw angles. Lower and upper bounds are determined as – 10 and -10 degrees respectively.
The tooth forms of a spiral gear are derived from replacement spur toothing. However, the tooth shape of a spiral gear is still subject to various limitations. In addition to the tooth shape, the pitch diameter also affects the angular backlash. The values of these two parameters vary for each gear in a mesh. They are related by the transmission ratio. Once this is understood, it is possible to create a gear with a corresponding tooth shape.
As the length and transverse base pitch of a spiral gear are the same, the helix angle of each profile is equal. This is crucial for engagement. An imperfect base pitch results in an uneven load sharing between the gear teeth, which leads to higher than nominal loads in some teeth. This leads to amplitude modulated vibrations and noise. In addition, the boundary point of the root fillet and involute could be reduced or eliminate contact before the tip diameter.

China high quality Slewing Bearing Single Row Four Point Contact Ball Slewing Bearing (Q) Internal Gear   supplier China high quality Slewing Bearing Single Row Four Point Contact Ball Slewing Bearing (Q) Internal Gear   supplier
editor by CX 2023-04-23

in Gomel Belarus sales price shop near me near me shop factory supplier Rollix Four Point Contact Ball Slewing Ring Bearing 31 0841 01 Single Row Ball Turtable Bearing manufacturer best Cost Custom Cheap wholesaler

  in Gomel Belarus  sales   price   shop   near me   near me shop   factory   supplier Rollix Four Point Contact Ball Slewing Ring Bearing 31 0841 01 Single Row Ball Turtable Bearing manufacturer   best   Cost   Custom   Cheap   wholesaler

We will provide very best companies and substantial good quality goods with all sincerity. EPG was awarded with “popular merchandise of Zhejiang Province” and “well-known brand name of Zhejiang Province”. Additionally, all our production processes are in compliance with ISO9002 expectations. Detailed data for ligEPTT sort slewing ring bearing 31 0841 01
Construction: LigEPTT type slewing ring bearing with external EPT
Bore diameter: 772mm
Exterior diameter: 950mm
Peak: 56mm
Bodyweight: 71kgs
Mounting gap on outer ring: 36pcs-M12
Mounting hole on internal ring: 40pcs- phi fourteen

1. Single row four level make contact with ball ligEPTT type slewing bearings/slewing ring
EPT is a professional maker in slewing ring bearings because 1993. We can also design and make other stXiHu (West EPT) Dis.Hu (West EPT) Dis.rd and non-stXiHu (West EPT) Dis.Hu (West EPT) Dis.rd ball bearings, roller bearings and precision bearings as for every customer’s distinct technological specifications.
EPT bearing is also referred to as slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
The solitary row ball slewing ring bearing is composed of 2 seat-rings. The balls speak to with the round race at four factors, through which the aXiHu (West EPT) Dis.al pressure, radial force and resultant instant might be born EPTTltaneously.

two. Composition:
Solitary row ball slewing bearing has a few diverse sorts:
Single row ball slewing bearing with no EPT
Solitary row ball slewing bearing with external EPT
Single row ball slewing bearing with inside EPT

3. Functions
Single row ball slewing ring bearings have following characteristics:
Compact in framework and ligEPTT in weight.

four. Application:
Single row ball slewing ring bearings are widely utilized in slewing conveyers, welding arm and positioned, medium responsibility cranes, excavators and other engineering EPTTs

5 We can also make the adhering to Rollix types:
Exterior EPT:
01 0181 02, 01 5715 00, 01 5719 06, 06 0307 00, 01 0342 00, 21 571 01, 31 571 01, 01 0422 01, 06 0400 00, 06 571 22, 21 0541 01, 31 0541 01, 06 0508 00, 01 571 01, 06 571 09, 21 0641 01, 31 0641 01, 01 0626 00, 06 0675 00, 21 0741 01, 31 0741 01, 01 0765 01, 06 571 00, 21 0841 01, 31 0841 01, 06 0823 eighteen, 01 0880 00, 21 0941 01, 31 0941 01, 01 0947 00, 06 0980 09, 21 1091 01, 31 1091 01, 01 1050 00, 06 1116 00, 01 1180 00, 01 1295 01, 06 1250 21, 06 1390 03, 01 1410 00, 01 1595 00, 06 1595 04, 01 1712 00, 01 1845 02, 06 1790 09, 01 1895 00, 01 2040 03, 06 2002 00, 01 2202 00, 01 2130 00, 06 2242 00, 01 2560 01, 06 2500 01, 06 2810 09, 01 3031 00

Interior EPT
02 5715 00, 02 0308 01, 07 0380 01, 32 571 01, 02 0422 01, 07 0489 eleven, 02 0520 00, 32 0541 01,
22 0541 01, 07 571 00, 32 0641 01, 02 0626 01, 22 0641 01, 07 0673 00, 32 0741 01, 02 0720 02, 22 0741 01, 07 0770 00, 32 0841 01, 02 0820 00, 22 0841 01, 07 0849 00, 07 0885 01, 32 0941 01, 22 0941 01, 02 571 00, 07 0946 05, 32 1091 01, 02 1050 00, 07 1075 01, 22 1091 01, 07 1140 thirteen, 02 1225 00, 02 1292 00, 07 1304 04, 07 1385 03, 02 1415 00, 02 1565 02, 07 1606 02, 02 1715 00, 02 1805 02, 07 1830 04, 02 2040 00, 07 1997 04, 02 2571 00, 02 2202 00, 07 2400 00, 02 2560 00, 02 2618 00, 07 2810 09, 02 3074 01
Without having EPT
03 0181 07, 03 5717 00, 08 5710 05, 03 0260 00, 08 5710 04, 08 0307 00, 08 0340 04, 03 0342 05,
03 0360 00, 08 0405 05, 03 0402 00, 33 571 01, 08 0400 00, 23 571 01, 08 571 08, 33 0541 01,
03 0525 01, 23 0541 01, 08 571 08, 03 0600 02, 33 0641 01, 23 0641 01, 33 0741 01, 08 0675 00,
08 0675 00, 23 0741 01, 03 0785 00, 33 0841 01, 23 0841 01, 08 0823 08, 33 0941 01, 23 0941 01,
03 0980 02, 08 0980 06, 33 1091 01, 23 1091 01

LigEPTT Sort solitary row ball slewing bearing with external EPT:
31 571 01
31 0541 01
31 0641 01
31 0741 01
31 0841 01
31 0941 01
31 1091 01

LigEPTT Type solitary row ball slewing bearing with inner EPT:
32 571 01
32 0541 01
32 0641 01
32 0741 01
32 0841 01
32 0941 01
32 1091 01

LigEPTT Variety one row ball slewing bearing with none EPT:
33 571 01
33 0541 01
33 0641 01
33 0741 01
33 0841 01
33 0941 01
33 1091 01

Product WEIGEPTT Dimensions FAEPTING
Kg De Di Be Bi Fe Ne Fi Ni
23 571 01 23 518 304 454 368 490 8 332 12
23 0541 01 34 648 434 584 498 620 10 462 fourteen
23 0641 01 40 748 534 684 598 720 12 562 16
23 0741 01 46 848 634 784 698 820 twelve 662 sixteen
23 0841 01 fifty two 948 734 884 798 920 fourteen 762 eighteen
23 0941 01 fifty eight 1048 834 984 898 1571 16 862 20
23 1091 01 sixty seven 1198 984 1134 1048 1170 16 1012 twenty

  in Gomel Belarus  sales   price   shop   near me   near me shop   factory   supplier Rollix Four Point Contact Ball Slewing Ring Bearing 31 0841 01 Single Row Ball Turtable Bearing manufacturer   best   Cost   Custom   Cheap   wholesaler

  in Gomel Belarus  sales   price   shop   near me   near me shop   factory   supplier Rollix Four Point Contact Ball Slewing Ring Bearing 31 0841 01 Single Row Ball Turtable Bearing manufacturer   best   Cost   Custom   Cheap   wholesaler