This manual does not apply to automotive and agricultural drives. Crowning on the pulley to prevent the belt from running off the pulley august 15, 2007 8 flat belt pulley august 15, 2007 9 fig. Dm size d d b l k m n j kg spb 4 groove pulleys spb11241610 112 3 1610 14 42 82 25. This reduced belt life is the result of ex fatigue of the steel tension members in the belt. The easiest way to identify a v belt pulley is by finding the part number or identification components on the pulley its self. All gates polyurethane belts are made out of abrasionresistant polyurethane that provides thermoplastic flexibility, and longlasting, energy efficient belt system solutions for even the most demanding.
V belt dimensions v belt specifications v belt information. Ribbed belt electrically conductive on request ribbed belt high voltage resistant on request pak optimised on request ribbed belt pulleys extensive standard range see range list. Dimension of grooves of vpulleys suitable for banded belts rma. V belt pulley sheave sizes table chart engineers edge. V belt pulley technical specification taper lock hic manufactured universal brand. Acdelco 36299 professional idler pulley with bolt, 17 mm insert, dust shield, retainer, and spacer.
In the following ratio, rs is the speed ratio, d1 the diameter of the driver pulley, d2 the diameter of the driven pulley. F designation in pulley type means pulley is flanged. Finer power transmissions carry a range of taper lock v belt pulleys in. Plain bore pulley sizes shown stocked as stock bore only.
When drive center distance is eight times the diameter of the smaller pulley or when drive is operating on vertical shafts,both pulleys should be flanged. Face width the length of a pulleys cylindrical body. Nominal dimensions of the four cross sections are given in table 1. A adapter sleeve components b ball joints balls bars bearings belts bushings bushings, taper bushings c calipers chain chain guides clamping plates conveyor rollers motorized corrosion protection couplings d e elements f fork joints g gear rack gears grease fittings grips h handles hexagon bars hydraulic i j k keyless locking rings keys knobs l. The easiest way to identify a vbelt pulley is by finding the part number or identification components on the pulley its self. Occasionally flat belt pulleys are suitable when the backside of the v belt is used to rotate the pulley in the opposite direction of the driven pulley, as commonly employed with ribbed vbelts. Dimensions of vbelts and pulleys together with basic design data are covered in this manual. V belt pulleys or sheaves mate with drive belts in numerous power transmission applications. To be more precise, you can wrap a string tightly around the flat of the pulley where your belt rides. All descriptions and dimensions as published are believed to be correct, but.
Dodge has the expertise to offer a full variety of lagging options including vulcanized, cold bond and weldon lagging. V belt pulley technical specification bore bush pitch. Industrial experts rely on martin for three simple reasons. Different brands, as well as different pulley types. Searching for standard v belt pulley v belt pulleys. The v belt wedges into the groove as the load increases, the greater the load the greater the wedging actioncreating power distribution and torque to whatever the v. The v belt wedges into the groove as the load increases, the greater the load the greater the wedging actioncreating power distribution and torque to whatever the v belt is operating. Taper bore pulleys for spz v belts all dimensions in mm for standard sizes of taper bore bushes available refer to page 10 pulley installation correct accurate installation of vbelt pulleys is essenial to provide long life of the belts. The following table defiens industry standard v belt sheave grooves. From sprockets and power transmission components to hand tools, from bucket elevators to. In the final welding operation, the pulley is placed on a special machine that turns the pulley at a precise speed, depending on the diameter, to ensure a perfect, high penetration weld between end disc and rim.
Quality power transmission and material handling solutions. Find v belt pulleys on globalspec by specifications. In tha drawing are shown the main characteristics and dimensions of groove pulleys for vjbelts. As the belt speed increases, the belt noise will blend and most likely seem to go away. The powergrip gt3 system is an extension of the htd system with greater loadcarrying capacity. These charts allow the user to check for interferences before a system is designed for a given ratio. Universal vbelt pulleys ensures more mileage form v belt drives, in a way, pulley is made from superior quality graded cast iron, with grooves property. Machining, fabrication, forging, casting, powdered metal technology and plastic injection molding of power transmission and conveying products. To calculate multiple pulley sets, where the first driven. Conveyor pulleys pulleys abb 5 conveyor pulleys dodge lagging capabilities dodge conveyor pulleys can be provided with high quality lagging designed to ensure maximum belt and pulley life in tough applications.
The pulley is then meticulously checked and verified to cema specifications prior to shipping. Timing belt pulley diameter charts pfeifer industries. Vbelt pulleys or sheaves mate with drive belts in numerous power transmission applications. Otherwise, your hair, gloves and clothing can bec ome entangled in the belt or pulley and you will be at high risk for death or serious injuries. Mark the string where they overlap, then measure its length. However, there is still a wide range of tension which a belt will operate satisfactorily. Danger install a safety cover over any rotating components including belt or pulley. In bulk handling applications, an adequate pulley face length is one that is 2 or 3 greater overall or 1 to 1.
Most chirp noises occur as a short belt span enters into a grooved pulley, typically after exiting a backside pulley. Belt drives flat transmission belts and corresponding pulleys dimensions and tolerances 90. This shopping feature will continue to load items when the enter key is pressed. For example, if your small pulley is 80mm diameter, and spins at rpm, and you need to find the second pulley size to spin it at 400 rpm, enter pulley1 80, pulley 1 rpm, pulley 2 rpm 400, and hit calculate to find the second pulley diameter. The v shape of the belt tracks in a groove on a pulley or sheave. The pulley is then meticulously checked and verified to. Powerated first two digits indicate belt top width. They are made in many configurations such as tension idlers and variable speedratio pulleys. Find vbelt pulleys on globalspec by specifications.
This will in most cases designate the belt type or series used. Conversely, too much tension puts excess strain on belts, bearings, and shafts, and causes premature wear of these components. Belt pitch length is the total length circumference in millimeters as. This will in most cases designate the belttype or series used. Provides a complete range of quality power transmission and material handling equipment for the worlds marketplace. The intent is to find this proper range for any vbelt drive. Standard vbelt pulley vbelt pulleys grainger industrial. Pulley snub bend pulley pulley takeup pulley tail pulley impact troughing idlers are a special version of troughing idlers, providing a roll with cushioning rubber discs to lessen the belt damage due to impact from materials being loaded onto the belt. The final measurement is the complete overall width of the pulley. Occasionally flatbelt pulleys are suitable when the backside of the vbelt is used to rotate the pulley in the opposite direction of the driven pulley, as commonly employed with ribbed vbelts. Minimum pulley diameter phoenix conveyor belt systems gmbh.
Md14 belt and chain drives university of northern iowa. Standard pulleys are pulleys that have traditional dimensions, with one or multiple grooves, which mate with classic, smallengine, and hexagonalstyle. Nominal dimensions of vbelt cross sections in mm classical vbelts 01 cross section w h. Couple caveats for those doing this the first time.
Nominal dimensions of v belt cross sections in mm classical v belts 01 cross section w h. A synchronous toothed belt may make louder noise during highspeed rotation. Finer power transmissions carry a range of taper lock vbelt pulleys in. Dimensions of v belts and pulleys together with basic design data are covered in this manual. Face width the length of a pulley s cylindrical body. V belt pulley technical specification taper lock hic. All gates polyurethane belts are made out of abrasionresistant polyurethane that provides thermoplastic flexibility, and longlasting, energy efficient belt system solutions for even the mos. Too much tension results in excessive stress on belts, bearings, and shafts. To be as efficient as possible both for replacement and for new installation, proper selection of pulleys requires the following data that allows the. If a belt or pulley breaks, you will be at high risk for injuries by fragments. All dimensions in mm for standard sizes of taper bore bushes available refer to page 10 pitch pulley taper min. The frame is additionally reinforced to increase ridgidity. This area is intended to act as the contact surface for the conveyor belt.
Bore pulley type 120 120 63 82 120 82 63 82 120 82 120 44 63 82 120 met. Belt pitch length is the total length circumference in millimeters as measured along the pitch line. Vbelt pulleys with cylindrical hole are balanced on one level quality grade. Pulley diameters stock timing belts should not be used over pulley diameters less than those recommended above without expecting some reduction in belt life. Our pulleys are made of class 30 cast iron with black oxide finish and one setscrew. Loosened the serpatine belt, removed the belt tensioner, removed the bolt that holds the pulley on, installed the new pulley, and put it all back together. Determine the face length of the conveyor pulley the face length of a conveyor pulley is a derivative of the conveyor belt width. For most drives it is sufficiently accurate to use datumdiameters when calculating the speed ratio and belt speed. Circle type bush bore bore width length step step dia.
1165 1550 1281 776 1218 1114 158 240 775 690 1316 1543 1068 1058 498 867 1454 967 7 382 1465 711 222 1535 1238 658 1164 593 1397 91 1105 349 1386 869 1217 480 331 1434 629 1396 673 1310 674