Product Description
A Collection Limited Pitch Precision A number of Strand Roller Chains & Bush Chains
|
ANSI |
Chain No. |
Pitch
P |
Roller diameter
d1max |
Width among inner plates b1min mm |
Pin diameter
d2max |
Pin length | Internal plate depth h2max mm |
Plate thickness
Tmax |
Transverse pitch Pt mm |
Tensile strength
Qmin |
Typical tensile energy
Q0 |
Excess weight for every meter q kg/m |
|
| Lmax mm |
Lcmax mm |
||||||||||||
| one hundred-6 | 20A-six | 31.750 | 19.05 | eighteen.ninety | nine.53 | 219.four | 223.seven | thirty.00 | four.00 | 35.seventy six | 531./119452 | 584.10 | 23.36 |
ROLLER CHAIN
Roller chain or bush roller chain is the kind of chain push most typically utilized for transmission of mechanical electricity on a lot of kinds of domestic, industrial and agricultural machinery, such as conveyors, wire- and tube-drawing devices, printing presses, vehicles, motorcycles, and bicycles. It is composed of a series of short cylindrical rollers held with each other by facet backlinks. It is pushed by a toothed wheel known as a sprocket. It is a simple, reliable, and successful means of electricity transmission.
Construction OF THE CHAIN
Two various measurements of roller chain, displaying building.
There are 2 types of back links alternating in the bush roller chain. The very first sort is internal back links, having 2 inner plates held collectively by 2 sleeves or bushings upon which rotate 2 rollers. Inner hyperlinks alternate with the next kind, the outer links, consisting of 2 outer plates held with each other by pins passing by way of the bushings of the inner back links. The “bushingless” roller chain is comparable in procedure although not in construction alternatively of different bushings or sleeves holding the internal plates jointly, the plate has a tube stamped into it protruding from the hole which serves the very same purpose. This has the advantage of eliminating 1 stage in assembly of the chain.
The roller chain design lowers friction in comparison to less difficult designs, resulting in larger performance and much less dress in. The authentic power transmission chain kinds lacked rollers and bushings, with each the internal and outer plates held by pins which straight contacted the sprocket tooth nonetheless this configuration exhibited incredibly rapid wear of equally the sprocket enamel, and the plates exactly where they pivoted on the pins. This difficulty was partially solved by the development of bushed chains, with the pins holding the outer plates passing by means of bushings or sleeves connecting the interior plates. This dispersed the dress in above a greater region however the teeth of the sprockets even now wore more speedily than is attractive, from the sliding friction against the bushings. The addition of rollers encompassing the bushing sleeves of the chain and supplied rolling get in touch with with the tooth of the sprockets ensuing in outstanding resistance to wear of each sprockets and chain as well. There is even really minimal friction, as lengthy as the chain is adequately lubricated. Constant, clear, lubrication of roller chains is of major importance for successful operation as well as appropriate tensioning.
LUBRICATION
Numerous driving chains (for instance, in factory products, or driving a camshaft inside an inner combustion engine) operate in cleanse environments, and hence the putting on surfaces (that is, the pins and bushings) are risk-free from precipitation and airborne grit, a lot of even in a sealed setting such as an oil bath. Some roller chains are developed to have o-rings created into the room among the outside the house url plate and the inside roller website link plates. Chain producers started to include this characteristic in 1971 after the software was invented by Joseph Montano even though functioning for Whitney Chain of Hartford, Connecticut. O-rings had been integrated as a way to enhance lubrication to the links of energy transmission chains, a service that is vitally important to extending their doing work life. These rubber fixtures type a barrier that holds manufacturing unit used lubricating grease inside of the pin and bushing use places. Further, the rubber o-rings avoid dust and other contaminants from entering within the chain linkages, where these kinds of particles would or else lead to significant use.[citation needed]
There are also numerous chains that have to operate in filthy circumstances, and for dimensions or operational motives cannot be sealed. Illustrations consist of chains on farm equipment, bicycles, and chain saws. These chains will essentially have fairly substantial rates of wear, especially when the operators are ready to settle for much more friction, less effectiveness, much more sound and much more regular substitution as they neglect lubrication and adjustment.
Numerous oil-dependent lubricants attract dust and other particles, ultimately forming an CZPT paste that will compound wear on chains. This problem can be circumvented by use of a “dry” PTFE spray, which kinds a solid movie after software and repels each particles and humidity.
VARIANTS Design
Format of a roller chain: 1. Outer plate, 2. Inner plate, 3. Pin, 4. Bushing, 5. Roller
If the chain is not getting utilised for a high put on software (for occasion if it is just transmitting movement from a hand-operated lever to a control shaft on a machine, or a sliding door on an oven), then 1 of the simpler varieties of chain might nevertheless be utilized. Conversely, in which added strength but the clean push of a smaller pitch is needed, the chain may be “siamesed” alternatively of just 2 rows of plates on the outer sides of the chain, there could be 3 (“duplex”), 4 (“triplex”), or a lot more rows of plates running parallel, with bushings and rollers among each and every adjacent pair, and the very same variety of rows of enamel working in parallel on the sprockets to match. Timing chains on automotive engines, for example, normally have multiple rows of plates referred to as strands.
Roller chain is manufactured in many dimensions, the most frequent American Nationwide Specifications Institute (ANSI) standards becoming forty, fifty, 60, and eighty. The initial digit(s) show the pitch of the chain in eighths of an inch, with the last digit being 0 for normal chain, 1 for light-weight chain, and 5 for bushed chain with no rollers. Hence, a chain with 50 percent-inch pitch would be a #forty whilst a #one hundred sixty sprocket would have tooth spaced 2 inches aside, and so on. Metric pitches are expressed in sixteenths of an inch therefore a metric #8 chain (08B-1) would be equivalent to an ANSI #40. Most roller chain is created from plain carbon or alloy metal, but stainless steel is employed in food processing machinery or other places in which lubrication is a problem, and nylon or brass are from time to time seen for the same explanation.
Roller chain is ordinarily hooked up utilizing a master website link (also recognized as a connecting link), which usually has 1 pin held by a horseshoe clip rather than friction suit, making it possible for it to be inserted or removed with simple instruments. Chain with a removable link or pin is also identified as cottered chain, which makes it possible for the duration of the chain to be modified. 50 percent back links (also acknowledged as offsets) are offered and are utilized to boost the duration of the chain by a single roller. Riveted roller chain has the master url (also known as a connecting url) “riveted” or mashed on the ends. These pins are created to be sturdy and are not detachable.
USE
An instance of 2 ‘ghost’ sprockets tensioning a triplex roller chain method
Roller chains are utilized in lower- to mid-velocity drives at all around 600 to 800 toes for every moment however, at greater speeds, close to 2,000 to 3,000 ft per minute, V-belts are generally utilised thanks to dress in and sound issues.
A bicycle chain is a form of roller chain. Bicycle chains could have a master hyperlink, or might call for a chain instrument for removing and installation. A similar but larger and hence more robust chain is utilised on most bikes although it is occasionally changed by both a toothed belt or a shaft drive, which provide reduce noise amount and much less maintenance requirements.
The fantastic greater part of automobile engines use roller chains to drive the camshaft(s). Extremely substantial performance engines typically use gear travel, and commencing in the early sixties toothed belts have been utilized by some companies.
Chains are also used in forklifts employing hydraulic rams as a pulley to increase and lower the carriage nevertheless, these chains are not considered roller chains, but are categorized as carry or leaf chains.
Chainsaw slicing chains superficially resemble roller chains but are more carefully associated to leaf chains. They are pushed by projecting travel backlinks which also provide to locate the chain CZPT the bar.
Sea Harrier FA.2 ZA195 entrance (chilly) vector thrust nozzle – the nozzle is rotated by a chain generate from an air motor
A perhaps uncommon use of a pair of motorcycle chains is in the Harrier Jump Jet, in which a chain push from an air motor is utilized to rotate the movable engine nozzles, permitting them to be pointed downwards for hovering flight, or to the rear for standard ahead flight, a system identified as Thrust vectoring.
Use
The result of wear on a roller chain is to enhance the pitch (spacing of the backlinks), leading to the chain to develop lengthier. Notice that this is owing to wear at the pivoting pins and bushes, not from actual stretching of the metallic (as does come about to some versatile metal elements this sort of as the hand-brake cable of a motor motor vehicle).
With contemporary chains it is strange for a chain (other than that of a bicycle) to use till it breaks, because a worn chain leads to the quick onset of wear on the teeth of the sprockets, with final failure getting the reduction of all the teeth on the sprocket. The sprockets (in specific the smaller of the two) suffer a grinding motion that puts a characteristic hook condition into the pushed face of the teeth. (This effect is produced worse by a chain improperly tensioned, but is unavoidable no matter what care is taken). The worn tooth (and chain) no lengthier gives smooth transmission of electricity and this could turn into apparent from the sound, the vibration or (in auto engines utilizing a timing chain) the variation in ignition timing noticed with a timing gentle. Both sprockets and chain ought to be replaced in these circumstances, since a new chain on worn sprockets will not previous prolonged. Nonetheless, in considerably less severe instances it might be feasible to help save the more substantial of the 2 sprockets, since it is often the smaller sized 1 that suffers the most put on. Only in very light-weight-bodyweight applications this sort of as a bicycle, or in severe cases of improper rigidity, will the chain normally soar off the sprockets.
The lengthening because of to wear of a chain is calculated by the pursuing system:
M = the length of a number of links calculated
S = the quantity of back links calculated
P = Pitch
In sector, it is usual to check the movement of the chain tensioner (no matter whether handbook or automatic) or the actual length of a drive chain (one particular rule of thumb is to replace a roller chain which has elongated 3% on an adjustable travel or 1.5% on a fixed-middle generate). A simpler strategy, especially suitable for the cycle or motorcycle consumer, is to endeavor to pull the chain away from the greater of the 2 sprockets, even though guaranteeing the chain is taut. Any considerable movement (e.g. generating it attainable to see by means of a gap) possibly suggests a chain worn up to and beyond the limit. Sprocket injury will end result if the problem is disregarded. Sprocket put on cancels this result, and might mask chain use.
CHAIN Strength
The most widespread measure of roller chain’s strength is tensile power. Tensile energy signifies how much load a chain can withstand under a one-time load prior to breaking. Just as critical as tensile power is a chain’s exhaustion strength. The essential elements in a chain’s exhaustion strength is the top quality of metal utilised to manufacture the chain, the warmth remedy of the chain factors, the quality of the pitch hole fabrication of the linkplates, and the sort of shot in addition the intensity of shot peen coverage on the linkplates. Other aspects can consist of the thickness of the linkplates and the layout (contour) of the linkplates. The rule of thumb for roller chain operating on a continuous drive is for the chain load to not exceed a mere 1/6 or 1/9 of the chain’s tensile toughness, dependent on the type of learn back links utilized (push-fit vs. slip-in shape)[quotation needed]. Roller chains running on a continuous travel outside of these thresholds can and usually do fail prematurely by means of linkplate tiredness failure.
The normal minimum final toughness of the ANSI 29.1 steel chain is 12,500 x (pitch, in inches)two. X-ring and O-Ring chains tremendously lessen use by indicates of inner lubricants, growing chain life. The internal lubrication is inserted by indicates of a vacuum when riveting the chain collectively.
CHAIN STHangZhouRDS
Standards corporations (such as ANSI and ISO) sustain requirements for design and style, dimensions, and interchangeability of transmission chains. For example, the subsequent Table displays knowledge from ANSI regular B29.1-2011 (Precision Power Transmission Roller Chains, Attachments, and Sprockets) produced by the American Modern society of Mechanical Engineers (ASME). See the references[8][9][10] for extra info.
ASME/ANSI B29.1-2011 Roller Chain Standard SizesSizePitchMaximum Roller DiameterMinimum Final Tensile StrengthMeasuring Load25
| ASME/ANSI B29.1-2011 Roller Chain Regular Dimensions | ||||
| Dimensions | Pitch | Optimum Roller Diameter | Minimum Supreme Tensile Strength | Measuring Load |
|---|---|---|---|---|
| twenty five | .250 in (6.35 mm) | .130 in (3.thirty mm) | 780 lb (350 kg) | eighteen lb (8.2 kg) |
| 35 | .375 in (9.53 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) | one,five hundred lb (680 kg) | eighteen lb (8.2 kg) |
| 40 | .five hundred in (12.70 mm) | .312 in (7.92 mm) | three,125 lb (1,417 kg) | 31 lb (fourteen kg) |
| 50 | .625 in (15.88 mm) | .four hundred in (ten.sixteen mm) | four,880 lb (2,210 kg) | 49 lb (22 kg) |
| 60 | .750 in (19.05 mm) | .469 in (eleven.ninety one mm) | seven,030 lb (3,a hundred ninety kg) | 70 lb (32 kg) |
| eighty | 1.000 in (25.40 mm) | .625 in (fifteen.88 mm) | twelve,500 lb (5,seven hundred kg) | a hundred twenty five lb (57 kg) |
| a hundred | 1.250 in (31.75 mm) | .750 in (19.05 mm) | 19,531 lb (8,859 kg) | 195 lb (88 kg) |
| 120 | one.five hundred in (38.10 mm) | .875 in (22.23 mm) | 28,125 lb (12,757 kg) | 281 lb (127 kg) |
| 140 | one.750 in (forty four.forty five mm) | 1.000 in (twenty five.forty mm) | 38,280 lb (seventeen,360 kg) | 383 lb (174 kg) |
| 160 | two.000 in (fifty.eighty mm) | one.125 in (28.58 mm) | fifty,000 lb (23,000 kg) | 500 lb (230 kg) |
| one hundred eighty | two.250 in (fifty seven.fifteen mm) | one.460 in (37.08 mm) | 63,280 lb (28,seven hundred kg) | 633 lb (287 kg) |
| 200 | 2.500 in (sixty three.50 mm) | 1.562 in (39.67 mm) | 78,a hundred seventy five lb (35,460 kg) | 781 lb (354 kg) |
| 240 | three.000 in (seventy six.twenty mm) | 1.875 in (47.sixty three mm) | 112,five hundred lb (51,000 kg) | 1,000 lb (450 kg |
For mnemonic purposes, below is another presentation of crucial dimensions from the exact same common, expressed in fractions of an inch (which was component of the contemplating powering the selection of favored quantities in the ANSI normal):
| Pitch (inches) | Pitch expressed in eighths |
ANSI common chain quantity |
Width (inches) |
|---|---|---|---|
| one⁄4 | 2⁄8 | two5 | one⁄eight |
| 3⁄8 | 3⁄8 | 3five | 3⁄16 |
| 1⁄2 | 4⁄8 | fourone | one⁄four |
| one⁄two | 4⁄8 | four | five⁄16 |
| 5⁄8 | 5⁄eight | 5 | 3⁄8 |
| 3⁄four | six⁄eight | 6 | 1⁄two |
| one | eight⁄8 | 8 | five⁄8 |
Notes:
one. The pitch is the distance amongst roller centers. The width is the length in between the website link plates (i.e. a bit far more than the roller width to enable for clearance).
2. The correct-hand digit of the regular denotes 0 = typical chain, 1 = light-weight chain, 5 = rollerless bushing chain.
three. The remaining-hand digit denotes the number of eighths of an inch that make up the pitch.
4. An “H” following the regular variety denotes heavyweight chain. A hyphenated number following the standard quantity denotes double-strand (2), triple-strand (3), and so on. Thus 60H-3 denotes variety 60 heavyweight triple-strand chain.
A normal bicycle chain (for derailleur gears) makes use of slim 1⁄2-inch-pitch chain. The width of the chain is variable, and does not affect the load potential. The a lot more sprockets at the rear wheel (historically 3-6, today 7-12 sprockets), the narrower the chain. Chains are bought according to the amount of speeds they are made to operate with, for illustration, “10 velocity chain”. Hub gear or one pace bicycles use 1/2″ x 1/8″ chains, the place 1/8″ refers to the highest thickness of a sprocket that can be used with the chain.
Normally chains with parallel shaped links have an even variety of back links, with each and every narrow url followed by a broad one. Chains created up with a uniform type of hyperlink, slim at 1 and broad at the other end, can be made with an odd variety of back links, which can be an edge to adapt to a special chainwheel-distance on the other side this sort of a chain tends to be not so sturdy.
Roller chains created employing ISO standard are at times referred to as as isochains.
WHY Choose US
1. Reliable Quality Assurance System
two. Cutting-Edge Pc-Managed CNC Equipment
three. Bespoke Solutions from Highly Skilled Specialists
four. Customization and OEM Offered for Distinct Software
5. In depth Stock of Spare Parts and Add-ons
six. Well-Developed Around the world Marketing and advertising Community
7. Effective Soon after-Sale Support System
The 219 sets of sophisticated automated production products give guarantees for substantial item good quality. The 167 engineers and specialists with senior professional titles can design and style and develop items to meet up with the specific demands of clients, and OEM customizations are also obtainable with us. Our sound world-wide service network can give clients with well timed following-revenue technological solutions.
We are not just a manufacturer and provider, but also an sector advisor. We work professional-actively with you to provide professional suggestions and solution tips in purchase to finish up with a most cost effective solution available for your certain software. The customers we provide around the world range from stop consumers to distributors and OEMs. Our OEM replacements can be substituted where ever required and appropriate for both restore and new assemblies.
|
US $67 / Meter | |
10 Meters (Min. Order) |
###
| Standard or Nonstandard: | Standard |
|---|---|
| Application: | Textile Machinery, Garment Machinery, Conveyer Equipment, Packaging Machinery, Electric Cars, Motorcycle, Food Machinery, Marine, Mining Equipment, Agricultural Machinery, Car, Food and Beverage Industry, Motorcycle Parts |
| Surface Treatment: | Polishing |
| Structure: | Roller Chain |
| Material: | Alloy |
| Type: | Short Pitch Chain |
###
| Samples: |
US$ 0/Meter
1 Meter(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
|
ANSI |
Chain No. |
Pitch
P |
Roller diameter
d1max |
Width between inner plates b1min mm |
Pin diameter
d2max |
Pin length | Inner plate depth h2max mm |
Plate thickness
Tmax |
Transverse pitch Pt mm |
Tensile strength
Qmin |
Average tensile strength
Q0 |
Weight per meter q kg/m |
|
| Lmax mm |
Lcmax mm |
||||||||||||
| 100-6 | 20A-6 | 31.750 | 19.05 | 18.90 | 9.53 | 219.4 | 223.7 | 30.00 | 4.00 | 35.76 | 531.0/119452 | 584.10 | 23.36 |
###
| ASME/ANSI B29.1-2011 Roller Chain Standard Sizes | ||||
| Size | Pitch | Maximum Roller Diameter | Minimum Ultimate Tensile Strength | Measuring Load |
|---|---|---|---|---|
| 25 | 0.250 in (6.35 mm) | 0.130 in (3.30 mm) | 780 lb (350 kg) | 18 lb (8.2 kg) |
| 35 | 0.375 in (9.53 mm) | 0.200 in (5.08 mm) | 1,760 lb (800 kg) | 18 lb (8.2 kg) |
| 41 | 0.500 in (12.70 mm) | 0.306 in (7.77 mm) | 1,500 lb (680 kg) | 18 lb (8.2 kg) |
| 40 | 0.500 in (12.70 mm) | 0.312 in (7.92 mm) | 3,125 lb (1,417 kg) | 31 lb (14 kg) |
| 50 | 0.625 in (15.88 mm) | 0.400 in (10.16 mm) | 4,880 lb (2,210 kg) | 49 lb (22 kg) |
| 60 | 0.750 in (19.05 mm) | 0.469 in (11.91 mm) | 7,030 lb (3,190 kg) | 70 lb (32 kg) |
| 80 | 1.000 in (25.40 mm) | 0.625 in (15.88 mm) | 12,500 lb (5,700 kg) | 125 lb (57 kg) |
| 100 | 1.250 in (31.75 mm) | 0.750 in (19.05 mm) | 19,531 lb (8,859 kg) | 195 lb (88 kg) |
| 120 | 1.500 in (38.10 mm) | 0.875 in (22.23 mm) | 28,125 lb (12,757 kg) | 281 lb (127 kg) |
| 140 | 1.750 in (44.45 mm) | 1.000 in (25.40 mm) | 38,280 lb (17,360 kg) | 383 lb (174 kg) |
| 160 | 2.000 in (50.80 mm) | 1.125 in (28.58 mm) | 50,000 lb (23,000 kg) | 500 lb (230 kg) |
| 180 | 2.250 in (57.15 mm) | 1.460 in (37.08 mm) | 63,280 lb (28,700 kg) | 633 lb (287 kg) |
| 200 | 2.500 in (63.50 mm) | 1.562 in (39.67 mm) | 78,175 lb (35,460 kg) | 781 lb (354 kg) |
| 240 | 3.000 in (76.20 mm) | 1.875 in (47.63 mm) | 112,500 lb (51,000 kg) | 1,000 lb (450 kg |
###
| Pitch (inches) | Pitch expressed in eighths |
ANSI standard chain number |
Width (inches) |
|---|---|---|---|
| 1⁄4 | 2⁄8 | 25 | 1⁄8 |
| 3⁄8 | 3⁄8 | 35 | 3⁄16 |
| 1⁄2 | 4⁄8 | 41 | 1⁄4 |
| 1⁄2 | 4⁄8 | 40 | 5⁄16 |
| 5⁄8 | 5⁄8 | 50 | 3⁄8 |
| 3⁄4 | 6⁄8 | 60 | 1⁄2 |
| 1 | 8⁄8 | 80 | 5⁄8 |
|
US $67 / Meter | |
10 Meters (Min. Order) |
###
| Standard or Nonstandard: | Standard |
|---|---|
| Application: | Textile Machinery, Garment Machinery, Conveyer Equipment, Packaging Machinery, Electric Cars, Motorcycle, Food Machinery, Marine, Mining Equipment, Agricultural Machinery, Car, Food and Beverage Industry, Motorcycle Parts |
| Surface Treatment: | Polishing |
| Structure: | Roller Chain |
| Material: | Alloy |
| Type: | Short Pitch Chain |
###
| Samples: |
US$ 0/Meter
1 Meter(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
|
ANSI |
Chain No. |
Pitch
P |
Roller diameter
d1max |
Width between inner plates b1min mm |
Pin diameter
d2max |
Pin length | Inner plate depth h2max mm |
Plate thickness
Tmax |
Transverse pitch Pt mm |
Tensile strength
Qmin |
Average tensile strength
Q0 |
Weight per meter q kg/m |
|
| Lmax mm |
Lcmax mm |
||||||||||||
| 100-6 | 20A-6 | 31.750 | 19.05 | 18.90 | 9.53 | 219.4 | 223.7 | 30.00 | 4.00 | 35.76 | 531.0/119452 | 584.10 | 23.36 |
###
| ASME/ANSI B29.1-2011 Roller Chain Standard Sizes | ||||
| Size | Pitch | Maximum Roller Diameter | Minimum Ultimate Tensile Strength | Measuring Load |
|---|---|---|---|---|
| 25 | 0.250 in (6.35 mm) | 0.130 in (3.30 mm) | 780 lb (350 kg) | 18 lb (8.2 kg) |
| 35 | 0.375 in (9.53 mm) | 0.200 in (5.08 mm) | 1,760 lb (800 kg) | 18 lb (8.2 kg) |
| 41 | 0.500 in (12.70 mm) | 0.306 in (7.77 mm) | 1,500 lb (680 kg) | 18 lb (8.2 kg) |
| 40 | 0.500 in (12.70 mm) | 0.312 in (7.92 mm) | 3,125 lb (1,417 kg) | 31 lb (14 kg) |
| 50 | 0.625 in (15.88 mm) | 0.400 in (10.16 mm) | 4,880 lb (2,210 kg) | 49 lb (22 kg) |
| 60 | 0.750 in (19.05 mm) | 0.469 in (11.91 mm) | 7,030 lb (3,190 kg) | 70 lb (32 kg) |
| 80 | 1.000 in (25.40 mm) | 0.625 in (15.88 mm) | 12,500 lb (5,700 kg) | 125 lb (57 kg) |
| 100 | 1.250 in (31.75 mm) | 0.750 in (19.05 mm) | 19,531 lb (8,859 kg) | 195 lb (88 kg) |
| 120 | 1.500 in (38.10 mm) | 0.875 in (22.23 mm) | 28,125 lb (12,757 kg) | 281 lb (127 kg) |
| 140 | 1.750 in (44.45 mm) | 1.000 in (25.40 mm) | 38,280 lb (17,360 kg) | 383 lb (174 kg) |
| 160 | 2.000 in (50.80 mm) | 1.125 in (28.58 mm) | 50,000 lb (23,000 kg) | 500 lb (230 kg) |
| 180 | 2.250 in (57.15 mm) | 1.460 in (37.08 mm) | 63,280 lb (28,700 kg) | 633 lb (287 kg) |
| 200 | 2.500 in (63.50 mm) | 1.562 in (39.67 mm) | 78,175 lb (35,460 kg) | 781 lb (354 kg) |
| 240 | 3.000 in (76.20 mm) | 1.875 in (47.63 mm) | 112,500 lb (51,000 kg) | 1,000 lb (450 kg |
###
| Pitch (inches) | Pitch expressed in eighths |
ANSI standard chain number |
Width (inches) |
|---|---|---|---|
| 1⁄4 | 2⁄8 | 25 | 1⁄8 |
| 3⁄8 | 3⁄8 | 35 | 3⁄16 |
| 1⁄2 | 4⁄8 | 41 | 1⁄4 |
| 1⁄2 | 4⁄8 | 40 | 5⁄16 |
| 5⁄8 | 5⁄8 | 50 | 3⁄8 |
| 3⁄4 | 6⁄8 | 60 | 1⁄2 |
| 1 | 8⁄8 | 80 | 5⁄8 |
buy drive chain
Buying a drive chain requires a certain understading of its characteristics. This article discusses the different types of chains available, including Silent, Flat-top, and Duplex. By the end of this article, you should have a basic understanding of what each type of chain is for. First, here are some basic rules to keep in mind when shopping for a chain. To find the drive chain that best suits your needs, read on.
roller chain
Choosing the right roller chain for your drive chain depends on several factors. First, you have to determine the motor horsepower and rpm for the small drive sprocket. These values determine the size of the chain and the number of teeth on the drive sprocket. Next, you need to determine the size of the conveyor chain, it can be the horizontal, vertical, or curved radius. Depending on your specific needs, you can also choose between two-strand or three-strand chains.
The roller chain of the drive chain must be properly tensioned. It should also have a proper lubrication system. Chain sag should not exceed two to four percent of the center distance (the distance between the two axles). Also, it shouldn’t make any unusual noises or obvious problems. One of the main reasons for excessive wear is the size of the load. Each chain has a specified maximum working load.
The maximum roller chain load must be less than 1/9 or 6 times the tensile strength of the drive chain. This amount should not exceed this threshold, as exceeding this level will result in chain plate fatigue. To avoid this, you should use a roller chain with a higher number of strands. Also, for high power requirements, a roller chain with a higher number of strands is recommended. One final tip for choosing a drive chain: it should not be used when there is a high risk of corrosion or rusting.
The materials used to manufacture roller chains vary according to the specific application. Common materials include steel and stainless steel. However, stainless steel is used in food processing machinery and other environments that require lubrication. Brass and nylon are also sometimes used. These factors determine the selection of suitable materials for the drive chain. If you are not sure which material to use, you can consult an industry professional. These professionals will help you choose the right chain for the job at hand.
mute chain
The design of the silent transmission chain is as follows: the large chain plates 2 are stacked one on top of the other in the direction of the chain length. The connecting rods are connected by connecting pins 3. The outermost and central guide plates 4 are fastened to the connecting pins 3 by means of rivets. This construction helps minimize friction on the sliding surfaces of the chain. Chainplate 2 of the silent transmission chain is usually made of stainless steel.
The link plates are made of steel and have a rectangular shape with pinholes 41. These guide plates have no teeth but have curved surfaces that guide the silent drive chain on the sprockets. In addition, the rear portion of the guide plate is higher than the portion of the chainplate. This feature improves pitch balance. The present invention is also applicable to silent transmission chains using rockers.
When it comes to chain design, it’s important to remember that silent drive chains are often used in automotive engines, especially timing and cam drives. This type of drive reduces noise and vibration due to its low engagement angle and links engagement with the sprocket. However, these applications are not limited to timing and cam drives; they can also be used for front-wheel power transmission. For example, silent drive chains are designed to resemble those used in NASCAR racing engines.
The design of the silent drive chain is based on the structure of the roller chain. Its components are standardized and manufactured according to pitch. There are single-row and multi-row versions. Quiet chains, also known as inverted tooth chains, are shaped to reduce noise from stretching. It’s also designed to minimize the amount of friction caused by small changes in pitch. Its teeth don’t slide against each other, so the chain is smoother and more durable.
flat top chain
One of the important parts of the flat top chainplate system is the hinge pin, which is used to fix the chainplate and is responsible for the smooth and efficient conveying of the chainplate. There are several types of hinge pins, including single hinge pins and double hinge pins. The single hinge pin is suitable for the chainplate with a small span and small bearing capacity, and the double hinge pin is suitable for the chainplate with a large span and high bearing capacity.
The side bending flat top chain is suitable for conveying large and medium workpiece pallets. They can be made of steel or plastic, each with its own advantages. Both chainplates are designed to convey material smoothly. Side curved flat-top chains can be used on straight conveyors. They have a low coefficient of friction and can transport weights up to 1.2 kg/cm. They can also be combined with HD profiles.
Flat top drive chains are usually made of plastic material and come in two types: tabletop chains and buffer chains. They come in a variety of widths, but the most popular are standard widths, ranging from 3.25 inches to 12 inches. MatTop chains are usually shipped in 10-foot lengths. They come in different styles, but they all have the same basic specs. Tabletop chains are designed for general conveying, while pad chains are used for specific applications. Solid top chains are suitable for conveying bulk materials, while wide pad chains can handle large volumes of fluids and/or solid-solid mixtures.
These chain conveyors can be used to convey, connect or lift small items. This type of chain is especially useful in industries where the product is hot or greasy. The modular design of these chains allows them to be configured in three dimensions, making them suitable for production changes and transitions. They also help reduce slack in the chain. Flat top chains are commonly used in final assembly and mechanical or paint restoration in the automotive industry.
double chain
Besides the roller chain, another type of chain drive is the double drive chain. This type of chain consists of a series of short cylindrical rollers connected together by side links and driven by gears called sprockets. This type of chain is very reliable and only requires a tractor with a high rpm PTO. It is manufactured by CZPT and is available in many different sizes and finishes.
Self-lubricating chain
Self-lubricating drive chains are the ideal solution for applications that do not require the relubrication of conventional chains. This maintenance-free roller chain features fully heat-treated components that increase the chain’s fatigue resistance and strength. It’s sintered alloy bushings are oil-impregnated, reducing the chance of premature wear and elongation. Its self-lubricating properties enhance its durability and work well even in hard-to-reach places.
CZPT self-lubricating roller chains feature preloaded sintered steel bearing pins and oil-impregnated sintered bushings. These chains are drop-in replacements for standard roller chains and run on the same sprockets as standard chains. In addition to being maintenance-free, self-lubricating roller chains are compatible with most existing sprockets and are ideal for demanding applications.
The O-ring chain concept was used to develop self-lubricating systems. It has two or more annular grease storage chambers. A self-lubricating bushing roller chain has an oil reservoir between its pin chain and the roller chainplate. A grease seal between these two plates isolates the moving parts and keeps the joints well lubricated. O-rings are made of special nitrile rubber, whose properties vary by application.
CZPT SLR conveyor chains and CZPT SLR drive chains have rollers on sintered bushings. CZPT SLR chains and SLR conveyor chains are self-lubricating and have a higher working load than standard ANSI chains. They may not be interchangeable with other self-lubricating chains from other manufacturers. Self-lubricating drive chains are the best solution for demanding industrial applications requiring heavy-duty, reliable conveying.
editor by czh 2023-01-04