Tag Archives: motor bearing

China OEM Hot Sell New Design Custom Shower Guide Bearing Nylon Roller Gear Supplier worm gear motor

Product Description

 

Product Description

About Nylon:

It has the advantages of high mechanical strength, excellent wear resistance, corrosion resistance, anti-aging, self-lubricating, light weight, sound absorption and shock absorption, and non-toxicity.

The comprehensive mechanical properties are far superior to general engineering plastics and are ideal materials for replacing copper, stainless steel and other non-ferrous metals.

Name Customized Size Plastic Gear Nylon Spur Gears MC Nylon Gear Wheel
Material MC,PA6
Color White,black,green,nature,blue,custom,etc
Condition Custom
Shape Round,guide rail
Packing Wodden case,Pallet,or according to your requirement
We Supply gear types: spur gears, helical gears, herringbone gears, and curved gears,etc.
We are manufacture factory, we produce gears according to our customers’ Requirement.
The price of this product and the freight cost are only for reference, and the specific price is subject to the customer service quotation
Other

24 hours instant and comfortable customer service.

 

Shipping status notification during delivery.

 

Regular notification of new styles & hot selling styles.

 

After-sales: If there are quality or data problems,please contact us without hesitate; we have professional after-sales Service and technical staff work together until the customer is satisfied.

 

Product Display

1) Gears can be classified into profile curve, pressure angle, tooth height and displacement according to tooth profile.

2) Gears are divided into cylindrical gears, bevel gears, non-circular gears, racks and worm-worm gears,two-way gears according to their shape.

3) Gears are divided into spur gear, helical gear, herringbone gear and curve gear according to the shape of tooth line

4) According to the surface gear where the gear teeth are located, they are divided into external gear and internal gear. Thetop circle of outer gear is larger than that of root, while the top circle of inner gear is smaller than that of root

Detailed Photos

* Lower cost:

Generally, plastic gears are less expensive to produce than metal gears. As there is usually no need for secondary finishing, plastic gears typically represent a 50% to 90% saving relative to stamped or machined metal gears, according to Plastics Technology.

 

 

* Design freedom:

Moulding plastic offers more efficient gear geometries than metal. Moulding is ideal for creating shapes, such
as internal gears, cluster gears, and worm gears, where the cost for forming them in metal can be prohibitive.

* Reduced noise:

The superior noise-dampening properties of plastics result in a quiet running gear. This has made plastics essential for the high-precision tooth shapes and lubricious or flexible materials required in the ongoing quest for quieter drives.

 

 

 

* Lubrication:

The inherent lubricity of many plastics makes them ideal for computer printers, toys, and other low-load situations that require dry gears. Plastics can also be lubricated by grease or oil.

* Corrosion-resistant:

Unlike metal gears, plastic gears are immune to corrosion. Their relative inertness means they can be used
in water meters, chemical plant controls and other situations that would cause metal gears to corrode or degrade.

* Good shock absorption:

Plastic gears are more forgiving than metal because plastic can deflect to absorb impact loads. It also does a better job of distributing localised loads caused by misalignment and tooth errors.

 

Technological process:

1. Raw material preparation
2. Audit and design drawings
3. Processing products
4. Quality inspection
5. Repair product burr and inventory
6. Packing

Our Advantages

1. We are factory providing CNC service and machining plastic parts
2. Handling components of very tight tolerance and very complex geometry
3. Low MOQ (1pc is even acceptable in some special conditions)
4. Offering free and quick prototyping ( normally 1 week)
5. Sharp on time delivery
6. Top quality guaranteed by skilled workers, managing system and status of facilities.
7. Offering consultancy service on components machining
8. Customized size and spec /OEM available
9. Near ZheJiang and ZheJiang g,HangZhou, convenient transportation.
10, Our custom service for more than 20 years of experience

Better services

1.QC System: 100% inspection on critical dimensions before shipment.
2.Drawing format: CAD / PDF/ DWG/ IGS/ STEP/X-T etc.
3.Packaging: Standardpackage / Pallet or container / As per customized specifications
4.Payment Terms: 30 -50%T/T or Paypal/ Western Union in advance, 70-50% balance before delivery; PayPal or Western Union or T/T is acceptable.
5.Shipment Terms: 1) 0-100kg: express&air freight priority, 2) >100kg: sea freight priority, 3) As per customized specifications
6.Trade terms: EXW, FOB, CIF perfered

Company Profile

HangZhou CZPT Composite Materials Co., Ltd. is located in the Economic Development Zone of HangZhou City, ZheJiang Province. It is 1 of the earliest companies engaged in composite materials, engineering plastics, rubber and plastic products.Company’s main products: POM, MC Nylon, Oil Nylon, HDPE, ABS, PBT, PET, PVC, PC, PU, PP, PTFE, PVDF, PEI, PSU, PPS, PEEK, PAI, PI, PBI.

 

Our company wide range of accessories processing conditions, such as mass customization production ability, exquisite
manufacturing technology and advanced production equipment, professional technical advice and after-sales service of
products.

Packaging & Shipping

Packing Details : Inner plastic bag,outside carton box,last is the pallet,all are based on the customers’ requirments
Delivery Details : 10-30 days after you confirm the samples
Payment terms: Payment=1000USD, 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us.

FAQ

1. Q: Are you trading company or manufacturer ?
A: We are manufacturer.

2. Q: How long is your delivery time?
A: According to the difficulty and quantity of product processing,a reasonable arrival time will be given to you.
Usually 2-5 days for CNC machine processing parts. It will take around 2-4 weeks for mold making.

3. Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

4. Q: Can you do assembly and customized package for us?
A: We have an assembly factory and can assemble all kinds of plastic, metal and electronic parts for you. For the finished
products,we can customized the retail package and you can sell it directly after receiving them.

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Toothed Portion Shape: Spur Gear
Material: ABS, PP, Nylon, PC, etc.
Type: Circular Gear
Raw Material: PP, PE, HDPE, PTFE, PA, Mc Nylon, POM, etc.
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

Gear

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.
Gear

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.
Gear

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 OEM Hot Sell New Design Custom Shower Guide Bearing Nylon Roller Gear Supplier   worm gear motorChina OEM Hot Sell New Design Custom Shower Guide Bearing Nylon Roller Gear Supplier   worm gear motor
editor by CX 2023-04-20

China 02-0820-00 Swing Bearing Slewing Ring Bearing Gear for Grain Dryers worm gear motor

Solution Description


Manufacturing Description for Slewing Bearing, ring bearing, rolling bearings, turntables

Slewing Bearing 02-0820-00 for construction machinery, cranes
 

one Kind solitary row 4 position contact ball slewing bearing, ring bearing, slewing gear
two Bore diameter 674mm
3 Exterior diameter 935mm
four Height 82mm
five Substance 42CrMo, 50Mn
six Precision P0. P6. P5.
7 Cage/retainer Nylon or aluminum
8 Equipment kind Exterior gear
9 N.W. 150KGS

Exterior Diameter Inner Diameter Height  Weight  Module  Equipment No. Design   *
300 174.5 forty 10 three 60   STD 
385 217 fifty five 24 four fifty six   STD 
451 291 55 28 5 60    STD 
486 325 56 31 five sixty seven SLBP
515 316 fifty four forty four 5 64   STD 
518 325 56 31 5 sixty seven SL
562 285 sixty 44 6 66 STD 
610 403 sixty eight 63 six sixty eight   STD 
616 445 fifty six 43 six seventy six SLBP
648 445 fifty six forty one six 76 SL
665 457 sixty 61 six 77    STD 
716 546 fifty six 51 six 93 SLBP
740 493 76 one zero five 6 eighty three STD 
748 546 fifty six forty eight 6 93 SL
771 541 70 96 6 91    STD 
816 649 56 fifty eight six 110 SLBP
835 578 82 one hundred thirty 8 73   STD 
848 649 fifty six fifty five six a hundred and ten SL
871 634 70 113 8 80   STD 
916 736 fifty six 70 8 ninety four SLBP
935 674 eighty two one hundred fifty 8 85   STD 
948 736 56 63 eight ninety four SL
960 706 seventy five 144 eight 89    STD 
975 784 82 one hundred twenty eight one hundred   STD 
1016 840 fifty six 76 8 109 SLBP
1048 840 56 seventy one 8 107 SL
1050 794 82 168 8 100    STD 
1066 785 eighty five a hundred ninety ten 79    STD 
1166 986 56 92 8 one hundred twenty five SLBP
1170 882 98 258 10 89   STD 
1175 961 90 179 10 98   STD 
1198 986 fifty six 80 eight 125 SL
1251 979 91 238 ten ninety nine   STD 
1360 1052 ninety eight 321 10 106   STD 
1390 1162 63 171 eight 146   STD
1431 1143 97 323 ten a hundred and fifteen   STD 
1530 1178 a hundred thirty 541 twelve one hundred   STD 
1560 1215 110 471 12 102    STD 
1676 1422 78 278 10 a hundred and forty four   STD 
1770 1375 150 802 14 a hundred   STD 
1870 1501 one hundred ten 607 14 108   STD 
1916 1662 78 324 ten 168   STD 
2002 1595 one hundred fifty 951 fourteen a hundred and fifteen    STD 
2130 1906 68 290 eight 239    STD
2190 1731 a hundred and forty four 1199 sixteen 109   STD 
2195 1780 130 979 16 112    STD 
2298 2066 70 343 eight 259   STD 
2590 2110 a hundred and sixty 1626 eighteen 118   STD 
2695 2426 sixty three 414 eight 304   STD 
2785 2362 one hundred thirty 1270 18 132    STD 
3571 2495 158 2154 20 126   STD 
3190 2914 ninety 735 eight 366   STD 

Why choose CZPT slewing bearings
A pioneer in slewing bearing area, prosperous expertise, can do design and style, create, mounting guidebook
Modest buy acknowledged
ISO accredited business
Variorum models
seven*24hours hotline to assist you with your cranes
Stringent top quality management system to make certain good quality for slewing bearing

LYHY Slewing Bearing Kinds
LYHY slewing bearings can be divided into the pursuing varieties as per  their constructions:
one row 4 position get in touch with ball slewing bearing,
one row cross roller slewing bearing,
double row various ball diameter slewing bearing,
a few row cylindrical roller slewing bearing and roller/ball combination slewing bearing.
And all these sorts of slewing bearings can be additional divided into bearings with out gears, bearings with external gears and bearings with inside gears.

Thorough description of these varieties slewing bearings

Single row 4 position contact ball slewing bearings
     This kind of slewing bearings can help higher dynamic masses, transmitting axial and radial forces simultaneously as well as the ensuing tilting times. Programs of this variety of bearings are hoisting, mechanical managing and basic mechanical engineering etc.
One row cross roller slewing bearings
     This kind of bearings can support combinations of large radial pressure, medium axial pressure and tilting instant with modest or zero clearance. Main apps of this kind of bearings are hoisting and mechanical managing and common mechanical engineering and so on.
Double row various ball diameter slewing bearings
     This kind of bearings can support higher static hundreds with straightforward buildings. They are mainly used in scenarios with variation load placement and path and repeatedly rotating. Primary apps of this sort of bearings are deck hoisting, mining and material dealing with and so forth.
Triple row cylindrical roller slewing bearings
     This kind of bearings has high load carrying potential. Below very same loads, this variety of bearings has a lot smaller diameters which can make the set up a lot compact, as distinct varieties of loads are supported by distinct races and rollers. Major applications of this type of bearings are hoisting, mechanical handling, mining and components managing, offshore engineering and standard mechanical engineering and so on.
Roller/ball combination slewing bearings
     This sort of bearings can support large axial load and reduced tilting moments. Normally they are massive diameter slewing bearings. Applications of this type of bearings are mining and components handling etc.

About CZPT bearings
one.introduction:we are a manufacturer of slewing bearing because 1993, our manufacturing facility occupies a area of 30000square meters with 4 workshop and 1 office developing. 
two. Showcased items: slewing bearing and slewing travel
3. Money: Current is 1 million RMB, but we are growing the capital to ten million RMB
4. Staff: 40
5. Certificate: ISO9001:2008, 3.1 certification, CCS certificate, Science and Technology Progress Award
six. Annual Exportation: 8million USD
7. Exported nations: (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, Uk
The united states: USA, Canada, Mexico, Brazil, Puerto Rico, Peru, Chile
Africa: South Africa, Egypt
Oceania: Australia

Production Approach of CZPT slewing bearings

Quality Control Method of CZPT slewing bearings

LYHY Slewing Bearing Packing 
Bearing area is covered 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 totally at the outer packing to invoid the rust or the moist
We can rely on the consumers  demand to be packed

Transportation:
All CZPT slewing ring bearings can be generally sent well timed, normal generation time is fifteen-50 times based on distinct slew bearings diameters, often slew rings will be in inventory.
Slewing bearings can be supplied distinct delivery phrases, this kind of as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by distinct transportation approaches, by specific (this sort 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 organization or company?
A: CZPT BEARINGS is a expert manufacturer for slewing bearings, skinny part bearings, ball bearings and rolling bearings

Q: How do LYHY BEARINGS control good quality of their bearing?
A: LYHY BEARINGS has established rigid quality management programs, all the items and companies has handed ISO9001-2008 Good quality Certificate and third get together such as CCS, LR,Abs,BV

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

Q: How about the package for CZPT bearings?
A: Normal Industrial packing in general problem (Plastic tube+ professional plastic belts+ plywood scenario). Take design package when OEM.

Q: How prolonged is the creation time?
A: It takes about 7-40 days, is dependent on the model and quantity.

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

Q: Is sample available?
A: Yes, sample buy is suitable.

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

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

###

Samples:
US$ 680/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

1 Type single row four point contact ball slewing bearing, ring bearing, slewing gear
2 Bore diameter 674mm
3 Outside diameter 935mm
4 Height 82mm
5 Material 42CrMo, 50Mn
6 Precision P0. P6. P5.
7 Cage/retainer Nylon or aluminum
8 Gear type External gear
9 N.W. 150KGS

###

External Diameter Internal Diameter Height  Weight  Module  Gear No. Model   *
300 174.5 40 10 3 60 02 0245 00  STD 
385 217 55 24 4 56 02 0308 01  STD 
451 291 55 28 5 60 07 0380 01   STD 
486 325 56 31 5 67 32 0411 01 SLBP
515 316 54 44 5 64 02 0422 00  STD 
518 325 56 31 5 67 22 0411 01 SL
562 285 60 44 6 66 07 0489 11 STD 
610 403 68 63 6 68 02 0520 00  STD 
616 445 56 43 6 76 32 0541 01 SLBP
648 445 56 41 6 76 22 0541 01 SL
665 457 60 61 6 77 07 0573 00   STD 
716 546 56 51 6 93 32 0641 01 SLBP
740 493 76 105 6 83 02 0626 01 STD 
748 546 56 48 6 93 22 0641 01 SL
771 541 70 96 6 91 07 0673 00   STD 
816 649 56 58 6 110 32 0741 01 SLBP
835 578 82 130 8 73 02 0720 02  STD 
848 649 56 55 6 110 22 0741 01 SL
871 634 70 113 8 80 07 0770 00  STD 
916 736 56 70 8 94 32 0841 01 SLBP
935 674 82 150 8 85 02 0820 00  STD 
948 736 56 63 8 94 22 0841 01 SL
960 706 75 144 8 89 07 0849 00   STD 
975 784 82 120 8 100 07 0885 01  STD 
1016 840 56 76 8 109 32 0941 01 SLBP
1048 840 56 71 8 107 22 0941 01 SL
1050 794 82 168 8 100 02 0935 00   STD 
1066 785 85 190 10 79 07 0946 05   STD 
1166 986 56 92 8 125 32 1091 01 SLBP
1170 882 98 258 10 89 02 1050 00  STD 
1175 961 90 179 10 98 07 1075 01  STD 
1198 986 56 80 8 125 22 1091 01 SL
1251 979 91 238 10 99 07 1140 13  STD 
1360 1052 98 321 10 106 02 1225 00  STD 
1390 1162 63 171 8 146 02 1295 00  STD
1431 1143 97 323 10 115 07 1304 04  STD 
1530 1178 130 541 12 100 07 1385 03  STD 
1560 1215 110 471 12 102 02 1415 00   STD 
1676 1422 78 278 10 144 02 1565 02  STD 
1770 1375 150 802 14 100 07 1606 02  STD 
1870 1501 110 607 14 108 02 1715 00  STD 
1916 1662 78 324 10 168 02 1805 02  STD 
2002 1595 150 951 14 115 07 1830 04   STD 
2130 1906 68 290 8 239 02 2040 00   STD
2190 1731 144 1199 16 109 07 1997 04  STD 
2195 1780 130 979 16 112 02 2022 00   STD 
2298 2066 70 343 8 259 02 2202 00  STD 
2590 2110 160 1626 18 118 07 2400 00  STD 
2695 2426 63 414 8 304 02 2560 00  STD 
2785 2362 130 1270 18 132 02 2618 00   STD 
3020 2495 158 2154 20 126 07 2810 09  STD 
3190 2914 90 735 8 366 02 3074 01  STD 
Standard or Nonstandard: Standard
Feature: Corrosion-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Four Point Contact Ball
Material: 50mn, 42CrMo

###

Samples:
US$ 680/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

1 Type single row four point contact ball slewing bearing, ring bearing, slewing gear
2 Bore diameter 674mm
3 Outside diameter 935mm
4 Height 82mm
5 Material 42CrMo, 50Mn
6 Precision P0. P6. P5.
7 Cage/retainer Nylon or aluminum
8 Gear type External gear
9 N.W. 150KGS

###

External Diameter Internal Diameter Height  Weight  Module  Gear No. Model   *
300 174.5 40 10 3 60 02 0245 00  STD 
385 217 55 24 4 56 02 0308 01  STD 
451 291 55 28 5 60 07 0380 01   STD 
486 325 56 31 5 67 32 0411 01 SLBP
515 316 54 44 5 64 02 0422 00  STD 
518 325 56 31 5 67 22 0411 01 SL
562 285 60 44 6 66 07 0489 11 STD 
610 403 68 63 6 68 02 0520 00  STD 
616 445 56 43 6 76 32 0541 01 SLBP
648 445 56 41 6 76 22 0541 01 SL
665 457 60 61 6 77 07 0573 00   STD 
716 546 56 51 6 93 32 0641 01 SLBP
740 493 76 105 6 83 02 0626 01 STD 
748 546 56 48 6 93 22 0641 01 SL
771 541 70 96 6 91 07 0673 00   STD 
816 649 56 58 6 110 32 0741 01 SLBP
835 578 82 130 8 73 02 0720 02  STD 
848 649 56 55 6 110 22 0741 01 SL
871 634 70 113 8 80 07 0770 00  STD 
916 736 56 70 8 94 32 0841 01 SLBP
935 674 82 150 8 85 02 0820 00  STD 
948 736 56 63 8 94 22 0841 01 SL
960 706 75 144 8 89 07 0849 00   STD 
975 784 82 120 8 100 07 0885 01  STD 
1016 840 56 76 8 109 32 0941 01 SLBP
1048 840 56 71 8 107 22 0941 01 SL
1050 794 82 168 8 100 02 0935 00   STD 
1066 785 85 190 10 79 07 0946 05   STD 
1166 986 56 92 8 125 32 1091 01 SLBP
1170 882 98 258 10 89 02 1050 00  STD 
1175 961 90 179 10 98 07 1075 01  STD 
1198 986 56 80 8 125 22 1091 01 SL
1251 979 91 238 10 99 07 1140 13  STD 
1360 1052 98 321 10 106 02 1225 00  STD 
1390 1162 63 171 8 146 02 1295 00  STD
1431 1143 97 323 10 115 07 1304 04  STD 
1530 1178 130 541 12 100 07 1385 03  STD 
1560 1215 110 471 12 102 02 1415 00   STD 
1676 1422 78 278 10 144 02 1565 02  STD 
1770 1375 150 802 14 100 07 1606 02  STD 
1870 1501 110 607 14 108 02 1715 00  STD 
1916 1662 78 324 10 168 02 1805 02  STD 
2002 1595 150 951 14 115 07 1830 04   STD 
2130 1906 68 290 8 239 02 2040 00   STD
2190 1731 144 1199 16 109 07 1997 04  STD 
2195 1780 130 979 16 112 02 2022 00   STD 
2298 2066 70 343 8 259 02 2202 00  STD 
2590 2110 160 1626 18 118 07 2400 00  STD 
2695 2426 63 414 8 304 02 2560 00  STD 
2785 2362 130 1270 18 132 02 2618 00   STD 
3020 2495 158 2154 20 126 07 2810 09  STD 
3190 2914 90 735 8 366 02 3074 01  STD 

The Difference Between Planetary Gears and Spur Gears

A spur gear is a type of mechanical drive that turns an external shaft. The angular velocity is proportional to the rpm and can be easily calculated from the gear ratio. However, to properly calculate angular velocity, it is necessary to know the number of teeth. Fortunately, there are several different types of spur gears. Here’s an overview of their main features. This article also discusses planetary gears, which are smaller, more robust, and more power-dense.
Planetary gears are a type of spur gear

One of the most significant differences between planetary gears and spurgears is the way that the two share the load. Planetary gears are much more efficient than spurgears, enabling high torque transfer in a small space. This is because planetary gears have multiple teeth instead of just one. They are also suitable for intermittent and constant operation. This article will cover some of the main benefits of planetary gears and their differences from spurgears.
While spur gears are more simple than planetary gears, they do have some key differences. In addition to being more basic, they do not require any special cuts or angles. Moreover, the tooth shape of spur gears is much more complex than those of planetary gears. The design determines where the teeth make contact and how much power is available. However, a planetary gear system will be more efficient if the teeth are lubricated internally.
In a planetary gear, there are three shafts: a sun gear, a planet carrier, and an external ring gear. A planetary gear is designed to allow the motion of one shaft to be arrested, while the other two work simultaneously. In addition to two-shaft operation, planetary gears can also be used in three-shaft operations, which are called temporary three-shaft operations. Temporary three-shaft operations are possible through frictional coupling.
Among the many benefits of planetary gears is their adaptability. As the load is shared between several planet gears, it is easier to switch gear ratios, so you do not need to purchase a new gearbox for every new application. Another major benefit of planetary gears is that they are highly resistant to high shock loads and demanding conditions. This means that they are used in many industries.
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They are more robust

An epicyclic gear train is a type of transmission that uses concentric axes for input and output. This type of transmission is often used in vehicles with automatic transmissions, such as a Lamborghini Gallardo. It is also used in hybrid cars. These types of transmissions are also more robust than conventional planetary gears. However, they require more assembly time than a conventional parallel shaft gear.
An epicyclic gearing system has three basic components: an input, an output, and a carrier. The number of teeth in each gear determines the ratio of input rotation to output rotation. In some cases, an epicyclic gear system can be made with two planets. A third planet, known as the carrier, meshes with the second planet and the sun gear to provide reversibility. A ring gear is made of several components, and a planetary gear may contain many gears.
An epicyclic gear train can be built so that the planet gear rolls inside the pitch circle of an outer fixed gear ring, or “annular gear.” In such a case, the curve of the planet’s pitch circle is called a hypocycloid. When epicycle gear trains are used in combination with a sun gear, the planetary gear train is made up of both types. The sun gear is usually fixed, while the ring gear is driven.
Planetary gearing, also known as epicyclic gear, is more durable than other types of transmissions. Because planets are evenly distributed around the sun, they have an even distribution of gears. Because they are more robust, they can handle higher torques, reductions, and overhung loads. They are also more energy-dense and robust. In addition, planetary gearing is often able to be converted to various ratios.
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They are more power dense

The planet gear and ring gear of a compound planetary transmission are epicyclic stages. One part of the planet gear meshes with the sun gear, while the other part of the gear drives the ring gear. Coast tooth flanks are used only when the gear drive works in reversed load direction. Asymmetry factor optimization equalizes the contact stress safety factors of a planetary gear. The permissible contact stress, sHPd, and the maximum operating contact stress (sHPc) are equalized by asymmetry factor optimization.
In addition, epicyclic gears are generally smaller and require fewer space than helical ones. They are commonly used as differential gears in speed frames and in looms, where they act as a Roper positive let off. They differ in the amount of overdrive and undergearing ratio they possess. The overdrive ratio varies from fifteen percent to forty percent. In contrast, the undergearing ratio ranges from 0.87:1 to 69%.
The TV7-117S turboprop engine gearbox is the first known application of epicyclic gears with asymmetric teeth. This gearbox was developed by the CZPT Corporation for the Ilyushin Il-114 turboprop plane. The TV7-117S’s gearbox arrangement consists of a first planetary-differential stage with three planet gears and a second solar-type coaxial stage with five planet gears. This arrangement gives epicyclic gears the highest power density.
Planetary gearing is more robust and power-dense than other types of gearing. They can withstand higher torques, reductions, and overhung loads. Their unique self-aligning properties also make them highly versatile in rugged applications. It is also more compact and lightweight. In addition to this, epicyclic gears are easier to manufacture than planetary gears. And as a bonus, they are much less expensive.

They are smaller

Epicyclic gears are small mechanical devices that have a central “sun” gear and one or more outer intermediate gears. These gears are held in a carrier or ring gear and have multiple mesh considerations. The system can be sized and speeded by dividing the required ratio by the number of teeth per gear. This process is known as gearing and is used in many types of gearing systems.
Planetary gears are also known as epicyclic gearing. They have input and output shafts that are coaxially arranged. Each planet contains a gear wheel that meshes with the sun gear. These gears are small and easy to manufacture. Another advantage of epicyclic gears is their robust design. They are easily converted into different ratios. They are also highly efficient. In addition, planetary gear trains can be designed to operate in multiple directions.
Another advantage of epicyclic gearing is their reduced size. They are often used for small-scale applications. The lower cost is associated with the reduced manufacturing time. Epicyclic gears should not be made on N/C milling machines. The epicyclic carrier should be cast and tooled on a single-purpose machine, which has several cutters cutting through material. The epicyclic carrier is smaller than the epicyclic gear.
Epicyclic gearing systems consist of three basic components: an input, an output, and a stationary component. The number of teeth in each gear determines the ratio of input rotation to output rotation. Typically, these gear sets are made of three separate pieces: the input gear, the output gear, and the stationary component. Depending on the size of the input and output gear, the ratio between the two components is greater than half.
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They have higher gear ratios

The differences between epicyclic gears and regular, non-epicyclic gears are significant for many different applications. In particular, epicyclic gears have higher gear ratios. The reason behind this is that epicyclic gears require multiple mesh considerations. The epicyclic gears are designed to calculate the number of load application cycles per unit time. The sun gear, for example, is +1300 RPM. The planet gear, on the other hand, is +1700 RPM. The ring gear is also +1400 RPM, as determined by the number of teeth in each gear.
Torque is the twisting force of a gear, and the bigger the gear, the higher the torque. However, since the torque is also proportional to the size of the gear, bigger radii result in lower torque. In addition, smaller radii do not move cars faster, so the higher gear ratios do not move at highway speeds. The tradeoff between speed and torque is the gear ratio.
Planetary gears use multiple mechanisms to increase the gear ratio. Those using epicyclic gears have multiple gear sets, including a sun, a ring, and two planets. Moreover, the planetary gears are based on helical, bevel, and spur gears. In general, the higher gear ratios of epicyclic gears are superior to those of planetary gears.
Another example of planetary gears is the compound planet. This gear design has two different-sized gears on either end of a common casting. The large end engages the sun while the smaller end engages the annulus. The compound planets are sometimes necessary to achieve smaller steps in gear ratio. As with any gear, the correct alignment of planet pins is essential for proper operation. If the planets are not aligned properly, it may result in rough running or premature breakdown.

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editor by czh 2022-12-30