China OEM Thin Section Slewing Bearing (Flange Type) – External Gear with No Teeth worm gearbox

Product Description

About Fenghe

Provide customized industry solutions for you

 

  • 17 years producing experience, strict quality control can be the industry’s best solution guarantee.
  • China leading supplier for slewing bearing,the products have through ISO 9001,CAPE certifiaction,have more than 50 product patents.

  • Excellence in Quality and Precision Performance are constant hallmarks of all FENGHE products. Dialogue with the customer and a flexibility of approach combine with responsive design and development innovations to ensure superior delivery.

 

R&D/Maintenance

Engineers in Fenghe slewing bearing have an experience in turntable bearing over 17 years, they developed the R&D team and testing lab, continuous to making it extra stable and precision during the operation, Fenghe brand provide the best solution according to each customer with tailored products with many thousands of attempting.
 

Test

Life test

Application test

Environmental impacting test

Torque test

Vibration test

Measurement, inspection and analysis

Coordinate measuring machine (CMM)

Magnetic particle flaw detector (MT)

Ultrasonic detector (UT)

ScHangZhou electron microscope (SEM)

HDR digital microscope

Rockwell hardness

 

Product types

Slewing Bearing

Ring Gear

Slewing Drive

Forging Blank

   

 

 
Pinion Pinion Double row slewing ring with external combine internal gear Slewing bearing with special structure

Examples of use
Fenghe slewing bearings can even be used in the most demanding scopes of application.

We are committed to providing various standard and non-standard slewing bearing solutions for the machinery industry. If you have more questions forslewing rings and table bearings assembling, our in house engineers will pay attention to this parts and provide solutions to you.

Fenghe slewing bearings are widely applicationto the machinery industry and provide excellent precision for smoothly running. We do a lot of job in reducing weight, creating space, reducing friction and extending durable life. Fenghe offers a variety of raw materials, internal assembling, grease and corrosion resistance options. Fenghe offers the widest range of slewing bearings with P.C.D of 120mm to 5500mm.

Fenghe slewing ring is suitable for all kinds of harsh environments. Our technical research and development personnel focus on sealing protection during the slewing bearing operation, which effectively guarantees the internal lubrication of the slewing ring and prolongs the durable life.

 

NO. Internal Gear DL mm Dimensions Mounting dimensions Structural dimensions Gear data Gear circumferential force weig ht kg
D mm d mm H mm D1 mm D2 mm n mm dm mm L mm n1 mm D3 mm d1 mm H1 mm h mm b mm x M mm De mm z Norma lizing Z 104N Quen ching T 104N
1 013.25.315 408 222 70 372 258 20 18 M16 32 2 316 314 60 10 50 0 5 190 40 2.9 4.4  
2 013.25.355 448 262 70 412 298 20 18 M16 32 2 356 354 60 10 50 0 5 235 49 2.9 4.4  
3 013.25.400 493 307 70 457 343 20 18 M16 32 2 401 399 60 10 50 0 6 276 48 3.5 5.3  
4 013.25.450 543 357 70 507 393 20 18 M16 32 2 451 449 60 10 50 0 6 324 56 3.5 5.3  
5 013.30.500 602 398 80 566 434 20 18 M16 32 4 501 498 70 10 60 1 5 367 74 3.7 5.2 85
014.30.500 6 368 62 4.5 6.2
5′ 013.25.500 602 398 80 566 434 20 18 M16 32 4 501 499 70 10 60 1 5 367 74 3.7 5.2 85
014.25.500 6 368 62 4.5 6.2
6 013.30.560 662 458 80 626 494 20 18 M16 32 4 561 558 70 10 60 1 5 427 86 3.7 5.2 95
014.30.560 6 428 72 4.5 6.2
6′ 013.25.560 662 458 80 626 494 20 18 M16 32 4 561 559 70 10 60 1 5 427 86 3.7 5.2 95
014.25.560 6 428 72 4.5 6.2
7 013.30.630 732 528 80 696 564 24 18 M16 32 4 631 628 70 10 60 1 6 494 83 4.5 6.2 110
014.30.630 8 491 62 6 8.3
7′ 013.25.630 732 528 80 696 564 24 18 M16 32 4 631 629 70 10 60 1 6 494 83 4.5 6.2 110
014.25.630 8 491 62 6 8.2
8 013.30.710 812 608 80 776 644 24 18 M16 32 4 711 708 70 10 60 1 6 572 96 4.5 6.2 120
014.30.710 8 571 72 6 8.3
8′ 013.25.710 812 608 80 776 644 24 18 M16 32 4 711 709 70 10 60 1 6 572 96 4.5 6.2 120
014.25.710 8 571 72 6 8.9
9 013.40.800 922 678 100 878 722 30 22 M20 40 6 801 798 90 10 80 1 8 635 80 8 11.1 220
014.40.800 10 634 64 10 14
9′ 013.30.800 922 678 100 878 722 30 22 M20 40 6 801 798 90 10 80 1 8 635 80 8 11.1 220
014.30.800 10 634 64 10 14.1
10 013.40.900 1571 778 100 978 822 30 22 M20 40 6 901 898 90 10 80 1 8 739 93 8 11.1 240
014.40.900 10 734 74 10 14
10′ 013.30.900 1571 778 100 978 822 30 22 M20 40 6 901 898 90 10 80 1 8 739 93 8 11.1 240
014.30.900 10 734 74 10 14
11 013.40.1000 1122 878 100 1078 922 36 22 M20 40 6 1001 998 90 10 80 1 10 824 83 10 14 270
014.40.1000 12 821 69 12 16.7
11′ 013.30.1000 1122 878 100 1078 922 36 22 M20 40 6 1001 998 90 10 80 1 10 824 83 10 14 270
014.30.1000 12 821 69 12 16.7
12 013.40.1120 1242 998 100 1198 1042 36 22 M20 40 6 1121 1118 90 10 80 1 10 944 95 10 14 300
014.40.1120 12 941 79 12 16.7
12′ 013.30.1120 1242 998 100 1198 1042 36 22 M20 40 6 1121 1118 90 10 80 1 10 944 95 10 14 300
014.30.1120 12 941 79 12 16.7
13 013.45.1250 1390 1110 110 1337 1163 40 26 M24 48 5 1252 1248 100 10 90 1 12 1049 88 13.5 18.8 420
014.45.1250 14 1042 75 15.8 21.9
13′ 013.35.1250 1390 1110 110 1337 1163 40 26 M24 48 5 1251 1248 100 10 90 1 12 1049 88 13.5 18.8 420
014.35.1250 14 1042 75 15.8 21.9
14 013.45.1400 1540 1260 110 1487 1313 40 26 M24 48 5 1402 1398 100 10 90 1 12 1193 100 13.5 18.8 480
014.45.1400 14 1196 86 15.5 21.9
14′ 013.35.1400 1540 1260 110 1487 1313 40 26 M24 48 5 1401 1398 100 10 90 1 12 1193 100 13.5 18.8 480
014.35.1400 14 1196 86 15.8 21.9
15 013.45.1600 1740 1460 110 1687 1513 45 26 M24 48 5 1602 1598 100 10 90 1 14 1392 100 15.8 21.9 550
014.45.1600 16 1382 87 18.1 25
15′ 013.35.1600 1740 1460 110 1687 1513 45 26 M24 48 5 1601 1598 100 10 90 1 14 1392 100 15.8 21.9 55, 0
014.35.1600 16 1382 87 18 25  
                                               

Standard or Nonstandard: Standard
Feature: Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Deep Groove Raceway
Material: 50mn,42CrMo,Gcr15
Customization:
Available

|

Customized Request

Gear

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.
Gear

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.
Gear

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 OEM Thin Section Slewing Bearing (Flange Type) - External Gear with No Teeth   worm gearboxChina OEM Thin Section Slewing Bearing (Flange Type) - External Gear with No Teeth   worm gearbox
editor by CX 2023-04-18

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