Product Description
SPROCKET 1/2” X 5/16” 08B Sequence SPROCKETS
| For Chain Acc.to DIN8187 ISO/R 606 | |||||
| Tooth Radius r3 | thirteen.0mm | ||||
| Radius Width C | one.3mm | ||||
| Tooth Width b1 | 7.0mm | ||||
| Tooth Width B1 | seven.2mm | ||||
| Tooth Width B2 | 21.0mm | ||||
| Tooth Width B3 | 34.9mm | ||||
| 08B Collection ROLLER CHAINS | |||||
| Pitch | 12.7 mm | ||||
| Internal Width | seven.75 mm | ||||
| Roller Diameter | 8.fifty one mm | ||||
| Z | de | dp | SIMPLEX | DUPLEX | TRIPLEX |
| D1 | D2 | D3 | |||
| 8 | 37.2 | 33.18 | 8 | ten | ten |
| 9 | forty one.0 | 37.13 | eight | 10 | ten |
| ten | forty five.2 | 41.10 | 8 | ten | 10 |
| 11 | 48.7 | forty five.07 | ten | 10 | 12 |
| twelve | 53.0 | forty nine.07 | 10 | 10 | 12 |
| thirteen | fifty seven.4 | fifty three.06 | 10 | 10 | 12 |
| 14 | 61.8 | fifty seven.07 | ten | ten | twelve |
| fifteen | 65.5 | 61.09 | 10 | 10 | 12 |
| sixteen | sixty nine.5 | 65.10 | 10 | 12 | 16 |
| seventeen | seventy three.6 | sixty nine.11 | 10 | twelve | 16 |
| 18 | 77.8 | seventy three.14 | 10 | 12 | 16 |
| 19 | eighty one.7 | seventy seven.16 | ten | twelve | 16 |
| 20 | 85.8 | eighty one.19 | ten | twelve | 16 |
| 21 | 89.7 | 85.22 | twelve | 16 | sixteen |
| 22 | ninety three.8 | 89.24 | twelve | sixteen | sixteen |
| 23 | 98.2 | 93.27 | twelve | 16 | sixteen |
| 24 | a hundred and one.8 | 97.29 | 12 | sixteen | sixteen |
| 25 | a hundred and five.8 | one zero one.33 | 12 | 16 | sixteen |
| 26 | one hundred ten.0 | a hundred and five.36 | 16 | 16 | 16 |
| 27 | 114.0 | 109.40 | sixteen | sixteen | sixteen |
| 28 | 118.0 | 113.42 | 16 | sixteen | sixteen |
| 29 | 122.0 | 117.46 | sixteen | 16 | 16 |
| 30 | 126.1 | 121.50 | sixteen | sixteen | 16 |
| 31 | one hundred thirty.2 | 125.54 | sixteen | sixteen | 20 |
| 32 | 134.3 | 129.56 | 16 | 16 | 20 |
| 33 | 138.4 | 133.60 | sixteen | 16 | 20 |
| 34 | 142.6 | 137.64 | sixteen | sixteen | twenty |
| 35 | 146.7 | 141.68 | 16 | sixteen | 20 |
| 36 | 151.0 | a hundred forty five.72 | sixteen | twenty | twenty |
| 37 | 154.6 | 149.76 | 16 | twenty | twenty |
| 38 | 158.6 | 153.80 | sixteen | 20 | 20 |
| 39 | 162.7 | 157.83 | sixteen | 20 | twenty |
| 40 | 166.8 | 161.87 | 16 | twenty | 20 |
| 41 | 171.4 | 165.91 | 20 | twenty | twenty five |
| 42 | 175.4 | 169.94 | 20 | twenty | twenty five |
| forty three | 179.7 | 173.98 | 20 | 20 | 25 |
| forty four | 183.8 | 178.02 | twenty | twenty | twenty five |
| forty five | 188.0 | 182.07 | 20 | 20 | twenty five |
| 46 | 192.1 | 186.10 | twenty | twenty | twenty five |
| forty seven | 196.2 | 190.14 | twenty | 20 | twenty five |
| forty eight | 200.3 | 194.18 | 20 | 20 | 25 |
| 49 | 204.3 | 198.22 | 20 | twenty | 25 |
| 50 | 208.3 | 202.26 | 20 | twenty | twenty five |
| fifty one | 212.1 | 206.30 | 20 | twenty five | twenty five |
| fifty two | 216.1 | 210.34 | 20 | twenty five | twenty five |
| fifty three | 220.2 | 214.37 | twenty | twenty five | 25 |
| 54 | 224.1 | 218.43 | twenty | twenty five | twenty five |
| fifty five | 228.1 | 222.46 | twenty | twenty five | twenty five |
| fifty six | 232.2 | 226.50 | 20 | 25 | twenty five |
| 57 | 236.4 | 230.54 | twenty | 25 | twenty five |
| fifty eight | 240.5 | 234.58 | twenty | 25 | 25 |
| fifty nine | 244.5 | 238.62 | twenty | twenty five | 25 |
| sixty | 248.6 | 242.66 | 20 | 25 | twenty five |
| sixty two | 256.9 | 250.74 | twenty five | twenty five | twenty five |
| 64 | 265.1 | 258.82 | twenty five | 25 | twenty five |
| sixty five | 269.0 | 262.86 | 25 | 25 | twenty five |
| sixty six | 273.0 | 266.91 | twenty five | twenty five | 25 |
| 68 | 281.0 | 274.99 | twenty five | twenty five | twenty five |
| 70 | 289.0 | 283.07 | twenty five | 25 | twenty five |
| seventy two | 297.2 | 291.15 | twenty five | twenty five | 25 |
| 75 | 309.2 | 303.28 | 25 | 25 | 25 |
| 76 | 313.2 | 307.32 | 25 | 25 | 25 |
| 78 | 321.4 | 315.40 | 25 | 25 | twenty five |
| 80 | 329.4 | 323.49 | twenty five | twenty five | twenty five |
| eighty five | 349.0 | 343.69 | twenty five | 25 | 25 |
| ninety | 369.9 | 363.90 | 25 | twenty five | twenty five |
| 95 | 390.1 | 384.11 | 25 | twenty five | 25 |
| a hundred | 410.3 | 404.32 | twenty five | twenty five | twenty five |
| one hundred ten | 450.7 | 444.74 | twenty five | 25 | 25 |
| 114 | 466.9 | 460.91 | twenty five | twenty five | twenty five |
| one hundred twenty | 491.2 | 485.16 | twenty five | 25 | twenty five |
| one hundred twenty five | 511.3 | 505.37 | 25 | 25 | 25 |
Standard Information.
|
Sort: |
Simplex, Duplex, Triplex |
|
Sprocket Design: |
3/8″,1/2″,5/8″,3/4″,1″,1.twenty five”,1.fifty”,1.seventy five”,2.00″,2.twenty five”,2.00″,2.twenty five”,2.fifty”, 3″ |
|
Enamel Variety: |
9-a hundred |
|
Common: |
ANSI , JIS, DIN, ISO |
|
Material: |
1571, 1045, SS304 , SS316 As For each Person Ask for. |
|
Efficiency Treatment method: |
Carburizing, Large Frequency Remedy, Hardening and Tempering, Nitriding |
|
Area Treatment: |
Black of Oxidation, Zincing, Nickelage. |
| Characteristic | Fire Resistant, Oil Resistant, Heat Resistant, CZPT resistance, Oxidative resistance, Corrosion resistance, etc |
| Style criterion | ISO DIN ANSI & Consumer Drawings |
| Software | Industrial transmission equipment |
| Package | Picket Circumstance / Container and pallet, or produced-to-purchase |
|
Certification: |
ISO9001 SGS |
|
Good quality Inspection: |
Self-check and Ultimate-check out |
|
Sample: |
ODM&OEM, Trial Buy Available and Welcome |
| Benefit | Top quality initial, Service 1st, Aggressive value, Fast supply |
| Shipping Time | 10 days for samples. 15 days for official order. |
Installation AND Employing
The chain spocket, as a travel or deflection for chains, has pockets to maintain the chain hyperlinks with a D-profile cross section with flat facet surfaces parallel to the centre aircraft of the chain backlinks, and outer surfaces at correct angles to the chain website link centre aircraft. The chain links are pressed firmly towards the outer surfaces and each of the side surfaces by the angled laying surfaces at the foundation of the pockets, and also the support surfaces of the wheel body collectively with the stop sides of the webs shaped by the major and trailing walls of the pocket.
Observe
When fitting new chainwheels it is very important that a new chain is fitted at the same time, and vice versa. Employing an aged chain with new sprockets, or a new chain with old sprockets will result in rapid dress in.
It is critical if you are setting up the chainwheels oneself to have the factory support handbook distinct to your model. Our chainwheels are manufactured to be a immediate alternative for your OEM chainwheels and as this kind of, the installation must be carried out according to your models service manual.
In the course of use a chain will stretch (i.e. the pins will dress in leading to extension of the chain). Using a chain which has been stretched far more than the previously mentioned greatest allowance brings about the chain to trip up the enamel of the sprocket. This leads to hurt to the suggestions of the chainwheels teeth, as the force transmitted by the chain is transmitted fully via the leading of the tooth, relatively than the entire tooth. This final results in serious wearing of the chainwheel.
FOR CHAIN STHangZhouRDS
Requirements businesses (this kind of as ANSI and ISO) keep specifications for layout, proportions, and interchangeability of transmission chains. For instance, the pursuing Table shows data from ANSI standard B29.1-2011 (Precision Electricity Transmission Roller Chains, Attachments, and Sprockets) designed by the American Modern society of Mechanical Engineers (ASME). See the references[8][9][ten] for extra details.
ASME/ANSI B29.1-2011 Roller Chain Common SizesSizePitchMaximum Roller DiameterMinimum Ultimate Tensile StrengthMeasuring Load25
| ASME/ANSI B29.1-2011 Roller Chain Common Measurements | ||||
| Dimension | Pitch | Greatest Roller Diameter | Minimum Supreme Tensile Toughness | Measuring Load |
|---|---|---|---|---|
| 25 | .250 in (6.35 mm) | .130 in (3.thirty mm) | 780 lb (350 kg) | eighteen lb (8.2 kg) |
| 35 | .375 in (9.fifty three mm) | .200 in (5.08 mm) | 1,760 lb (800 kg) | 18 lb (8.2 kg) |
| 41 | .500 in (twelve.70 mm) | .306 in (7.seventy seven mm) | 1,500 lb (680 kg) | 18 lb (8.2 kg) |
| forty | .500 in (12.70 mm) | .312 in (7.ninety two mm) | 3,a hundred twenty five lb (1,417 kg) | 31 lb (14 kg) |
| 50 | .625 in (fifteen.88 mm) | .four hundred in (10.16 mm) | 4,880 lb (2,210 kg) | 49 lb (22 kg) |
| sixty | .750 in (19.05 mm) | .469 in (eleven.91 mm) | 7,030 lb (3,a hundred ninety kg) | 70 lb (32 kg) |
| eighty | 1.000 in (25.forty mm) | .625 in (fifteen.88 mm) | twelve,five hundred lb (5,seven hundred kg) | a hundred twenty five lb (57 kg) |
| a hundred | one.250 in (31.75 mm) | .750 in (19.05 mm) | 19,531 lb (8,859 kg) | 195 lb (88 kg) |
| a hundred and twenty | 1.500 in (38.10 mm) | .875 in (22.23 mm) | 28,125 lb (twelve,757 kg) | 281 lb (127 kg) |
| a hundred and forty | one.750 in (forty four.45 mm) | one.000 in (twenty five.40 mm) | 38,280 lb (seventeen,360 kg) | 383 lb (174 kg) |
| 160 | two.000 in (fifty.80 mm) | one.one hundred twenty five in (28.58 mm) | fifty,000 lb (23,000 kg) | 500 lb (230 kg) |
| 180 | 2.250 in (57.15 mm) | 1.460 in (37.08 mm) | sixty three,280 lb (28,seven hundred kg) | 633 lb (287 kg) |
| 200 | 2.five hundred in (sixty three.50 mm) | 1.562 in (39.sixty seven mm) | 78,175 lb (35,460 kg) | 781 lb (354 kg) |
| 240 | three.000 in (76.twenty mm) | 1.875 in (47.63 mm) | 112,500 lb (51,000 kg) | one,000 lb (450 kg |
For mnemonic functions, under is one more presentation of crucial proportions from the exact same standard, expressed in fractions of an inch (which was part of the pondering powering the choice of desired quantities in the ANSI common):
| Pitch (inches) | Pitch expressed in eighths |
ANSI normal chain variety |
Width (inches) |
|---|---|---|---|
| 1⁄4 | 2⁄8 | 25 | one⁄eight |
| three⁄eight | 3⁄eight | 3five | three⁄16 |
| 1⁄2 | 4⁄eight | four1 | one⁄4 |
| one⁄2 | 4⁄eight | four | five⁄16 |
| five⁄8 | five⁄8 | five | three⁄8 |
| 3⁄four | 6⁄8 | 6 | one⁄two |
| one | eight⁄8 | 8 | 5⁄8 |
Notes:
1. The pitch is the distance amongst roller centers. The width is the distance among the link plates (i.e. somewhat much more than the roller width to permit for clearance).
two. The correct-hand digit of the normal denotes 0 = regular chain, 1 = light-weight chain, 5 = rollerless bushing chain.
3. The still left-hand digit denotes the quantity of eighths of an inch that make up the pitch.
four. An “H” pursuing the common variety denotes heavyweight chain. A hyphenated quantity subsequent the common amount denotes double-strand (2), triple-strand (3), and so on. As a result 60H-3 denotes amount 60 heavyweight triple-strand chain.
A common bicycle chain (for derailleur gears) makes use of narrow 1⁄2-inch-pitch chain. The width of the chain is variable, and does not affect the load potential. The more sprockets at the rear wheel (historically 3-6, presently 7-12 sprockets), the narrower the chain. Chains are sold according to the number of speeds they are developed to function with, for case in point, “ten velocity chain”. Hub equipment or single pace bicycles use 1/2″ x 1/8″ chains, in which 1/8″ refers to the optimum thickness of a sprocket that can be utilised with the chain.
Usually chains with parallel shaped links have an even quantity of links, with every single narrow link adopted by a broad one. Chains built up with a uniform sort of url, slender at 1 and wide at the other stop, can be created with an odd quantity of backlinks, which can be an gain to adapt to a special chainwheel-distance on the other aspect such a chain tends to be not so strong.
Roller chains produced using ISO common are at times named as isochains.
WHY Decide on US
1. Trustworthy Top quality Assurance Technique
two. Reducing-Edge Computer-Controlled CNC Equipment
3. Bespoke Remedies from Highly Experienced Professionals
four. Customization and OEM Obtainable for Distinct Software
five. Comprehensive Inventory of Spare Elements and Add-ons
six. Well-Developed CZPT Advertising Network
seven. Productive Soon after-Sale Provider Method
The 219 sets of advanced automatic production equipment supply guarantees for high merchandise top quality. The 167 engineers and professionals with senior specialist titles can layout and build goods to meet up with the specific requires of customers, and OEM customizations are also obtainable with us. Our seem worldwide service network can provide consumers with timely after-income technological solutions.
We are not just a maker and supplier, but also an industry advisor. We function pro-actively with you to supply specialist advice and merchandise recommendations in order to end up with a most cost powerful solution accessible for your distinct software. The consumers we serve CZPT range from end users to distributors and OEMs. Our OEM replacements can be substituted anywhere necessary and ideal for both mend and new assemblies.
| Standard Or Nonstandard: | Standard |
|---|---|
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Mining Machinery, Sugar Machinery |
| Hardness: | Hardened Tooth Surface |
| Manufacturing Method: | Cut Gear |
| Toothed Portion Shape: | Spur Gear |
| Material: | Alloy |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How to Compare Different Types of Spur Gears
When comparing different types of spur gears, there are several important considerations to take into account. The main considerations include the following: Common applications, Pitch diameter, and Addendum circle. Here we will look at each of these factors in more detail. This article will help you understand what each type of spur gear can do for you. Whether you’re looking to power an electric motor or a construction machine, the right gear for the job will make the job easier and save you money in the long run.
Common applications
Among its many applications, a spur gear is widely used in airplanes, trains, and bicycles. It is also used in ball mills and crushers. Its high speed-low torque capabilities make it ideal for a variety of applications, including industrial machines. The following are some of the common uses for spur gears. Listed below are some of the most common types. While spur gears are generally quiet, they do have their limitations.
A spur gear transmission can be external or auxiliary. These units are supported by front and rear casings. They transmit drive to the accessory units, which in turn move the machine. The drive speed is typically between 5000 and 6000 rpm or 20,000 rpm for centrifugal breathers. For this reason, spur gears are typically used in large machinery. To learn more about spur gears, watch the following video.
The pitch diameter and diametral pitch of spur gears are important parameters. A diametral pitch, or ratio of teeth to pitch diameter, is important in determining the center distance between two spur gears. The center distance between two spur gears is calculated by adding the radius of each pitch circle. The addendum, or tooth profile, is the height by which a tooth projects above the pitch circle. Besides pitch, the center distance between two spur gears is measured in terms of the distance between their centers.
Another important feature of a spur gear is its low speed capability. It can produce great power even at low speeds. However, if noise control is not a priority, a helical gear is preferable. Helical gears, on the other hand, have teeth arranged in the opposite direction of the axis, making them quieter. However, when considering the noise level, a helical gear will work better in low-speed situations.
Construction
The construction of spur gear begins with the cutting of the gear blank. The gear blank is made of a pie-shaped billet and can vary in size, shape, and weight. The cutting process requires the use of dies to create the correct gear geometry. The gear blank is then fed slowly into the screw machine until it has the desired shape and size. A steel gear blank, called a spur gear billet, is used in the manufacturing process.
A spur gear consists of two parts: a centre bore and a pilot hole. The addendum is the circle that runs along the outermost points of a spur gear’s teeth. The root diameter is the diameter at the base of the tooth space. The plane tangent to the pitch surface is called the pressure angle. The total diameter of a spur gear is equal to the addendum plus the dedendum.
The pitch circle is a circle formed by a series of teeth and a diametrical division of each tooth. The pitch circle defines the distance between two meshed gears. The center distance is the distance between the gears. The pitch circle diameter is a crucial factor in determining center distances between two mating spur gears. The center distance is calculated by adding the radius of each gear’s pitch circle. The dedendum is the height of a tooth above the pitch circle.
Other considerations in the design process include the material used for construction, surface treatments, and number of teeth. In some cases, a standard off-the-shelf gear is the most appropriate choice. It will meet your application needs and be a cheaper alternative. The gear will not last for long if it is not lubricated properly. There are a number of different ways to lubricate a spur gear, including hydrodynamic journal bearings and self-contained gears.
Addendum circle
The pitch diameter and addendum circle are two important dimensions of a spur gear. These diameters are the overall diameter of the gear and the pitch circle is the circle centered around the root of the gear’s tooth spaces. The addendum factor is a function of the pitch circle and the addendum value, which is the radial distance between the top of the gear tooth and the pitch circle of the mating gear.
The pitch surface is the right-hand side of the pitch circle, while the root circle defines the space between the two gear tooth sides. The dedendum is the distance between the top of the gear tooth and the pitch circle, and the pitch diameter and addendum circle are the two radial distances between these two circles. The difference between the pitch surface and the addendum circle is known as the clearance.
The number of teeth in the spur gear must not be less than 16 when the pressure angle is twenty degrees. However, a gear with 16 teeth can still be used if its strength and contact ratio are within design limits. In addition, undercutting can be prevented by profile shifting and addendum modification. However, it is also possible to reduce the addendum length through the use of a positive correction. However, it is important to note that undercutting can happen in spur gears with a negative addendum circle.
Another important aspect of a spur gear is its meshing. Because of this, a standard spur gear will have a meshing reference circle called a Pitch Circle. The center distance, on the other hand, is the distance between the center shafts of the two gears. It is important to understand the basic terminology involved with the gear system before beginning a calculation. Despite this, it is essential to remember that it is possible to make a spur gear mesh using the same reference circle.
Pitch diameter
To determine the pitch diameter of a spur gear, the type of drive, the type of driver, and the type of driven machine should be specified. The proposed diametral pitch value is also defined. The smaller the pitch diameter, the less contact stress on the pinion and the longer the service life. Spur gears are made using simpler processes than other types of gears. The pitch diameter of a spur gear is important because it determines its pressure angle, the working depth, and the whole depth.
The ratio of the pitch diameter and the number of teeth is called the DIAMETRAL PITCH. The teeth are measured in the axial plane. The FILLET RADIUS is the curve that forms at the base of the gear tooth. The FULL DEPTH TEETH are the ones with the working depth equal to 2.000 divided by the normal diametral pitch. The hub diameter is the outside diameter of the hub. The hub projection is the distance the hub extends beyond the gear face.
A metric spur gear is typically specified with a Diametral Pitch. This is the number of teeth per inch of the pitch circle diameter. It is generally measured in inverse inches. The normal plane intersects the tooth surface at the point where the pitch is specified. In a helical gear, this line is perpendicular to the pitch cylinder. In addition, the pitch cylinder is normally normal to the helix on the outside.
The pitch diameter of a spur gear is typically specified in millimeters or inches. A keyway is a machined groove on the shaft that fits the key into the shaft’s keyway. In the normal plane, the pitch is specified in inches. Involute pitch, or diametral pitch, is the ratio of teeth per inch of diameter. While this may seem complicated, it’s an important measurement to understand the pitch of a spur gear.
Material
The main advantage of a spur gear is its ability to reduce the bending stress at the tooth no matter the load. A typical spur gear has a face width of 20 mm and will fail when subjected to 3000 N. This is far more than the yield strength of the material. Here is a look at the material properties of a spur gear. Its strength depends on its material properties. To find out what spur gear material best suits your machine, follow the following steps.
The most common material used for spur gears is steel. There are different kinds of steel, including ductile iron and stainless steel. S45C steel is the most common steel and has a 0.45% carbon content. This type of steel is easily obtainable and is used for the production of helical, spur, and worm gears. Its corrosion resistance makes it a popular material for spur gears. Here are some advantages and disadvantages of steel.
A spur gear is made of metal, plastic, or a combination of these materials. The main advantage of metal spur gears is their strength to weight ratio. It is about one third lighter than steel and resists corrosion. While aluminum is more expensive than steel and stainless steel, it is also easier to machine. Its design makes it easy to customize for the application. Its versatility allows it to be used in virtually every application. So, if you have a specific need, you can easily find a spur gear that fits your needs.
The design of a spur gear greatly influences its performance. Therefore, it is vital to choose the right material and measure the exact dimensions. Apart from being important for performance, dimensional measurements are also important for quality and reliability. Hence, it is essential for professionals in the industry to be familiar with the terms used to describe the materials and parts of a gear. In addition to these, it is essential to have a good understanding of the material and the dimensional measurements of a gear to ensure that production and purchase orders are accurate.
editor by CX 2023-04-13
