The following table defiens industry standard v belt sheave grooves. We use good quality raw material in manufacturing our. V belt pulley pitch dia 2,3,415 grooves industrial belts section a,b,c,d,spa,spb,spc pilot or finished bore taper bush. Air handling complete line of adjustable sheaves in stock. Standard pulleys are pulleys that have traditional dimensions, with one or multiple grooves, which mate with classic, smallengine, and hexagonalstyle v belts image credit. Vbelt pulley roller chain, sprockets, pulleys, belts. V belt is designed to ride inside the groove of the pulley or sheave. Mining nertia wheels, deep groove sheaves, and up to 98 available upon request.
Universal v belt pulleys ensures more mileage form v belt drives, in a way, pulley is made from superior quality. The most notable difference between a v belt pulley and other types of pulleys round belt, flat, etc. Nominal dimensions of v belt cross sections in mm classical v belts 01 cross section w h. A pulley may also be called a sheave or drum and may have a groove or grooves between two flanges around its circumference. Asection pulley fixed bore 1 groove rainbow precision products. Customised sizes and special bush type pulleys are also available on request. A pulley is also called a sheave or drum and may have a groove between the two flanges around its circumference. Nominal dimensions of v belt cross sections in mm classical v. The v shape of the belt tracks in a groove on a pulley or sheave. Idler pulleys if idler pulleys are used it is recommended that they be as large a diameter as practical. Also known as stepcone pulleys, these have multiple groove sizes so you can quickly change rotation speed by moving your belt to a different groove.
Standard vbelt pulley vbelt pulleys grainger industrial. The v belt wedges into the groove as the load increases, the. Due to the flexibility of the polyv belt, flat drive pulleys can also be. On a v groove drive, for instance, the centerline or middle of a pulley would be the lowest point of the v, and you would measure from there to the edge of the hub. Searching for standard v belt pulley v belt pulleys. Identifying a poly v pulley to identify a poly v pulley the following information must be known. V belt pulleys or vee belt pulleys are specially constructed for v belt and v pulley systems using various section belts. Fenner metric pulleys conform to is and iso groove specifications. V belt pulley technical specification bore bush pitch. Increase efficiency, vary speed, and extend the life of your drive by changing the pitch on these pulleys. Measuring a v belt pulley is simple, however, when it comes to properly identify a v belt pulley. Spzz3v spaa spbb5v c features our pulleys can be used for application with a speed up to 35 ms.
V belt pulley sheave sizes table chart engineers edge. V belt pulleys are for use with v belts to transfer motion from motors to belts, fans, and pumps. Nominal dimensions of the four cross sections are given in table 1. The crosssection of a v belt is trapezoidal as shown in fig. How to measure vbelt pulleys identifying vbelt pulleys.
From pulley dimension tables, a 315mm x 4 spb has a bush size 3525 with 100 mm max. Dimensions of v belts and pulleys together with basic design data are covered in this manual. The drive element of a pulley system can be a rope, cable, belt, or chain. Generally, the frontside offset is the longer of these dimensions. Find v belt pulleys on globalspec by specifications. The pulley should be positioned as close as possible to the large pulley.
Vgroove pulleys suitable for normal application for use with the following belt types. It transmits the torque by contact of the belt rib flanks and the pulley grooves. A belt and pulley system is characterised by two or more pulleys in common to a belt. Dimension of grooves of vpulleys suitable for banded belts rma. V belt pulleys or sheaves mate with drive belts in numerous power transmission applications. Technical manual v belt drives this technical manual contains all important technical information and methods for the design and calculation of drives with optibelt v belts and v grooved pulleys for. Wire rope idler flat belt pulley duplex sheave and flat belt polyv sheave crown face pulley idler sheave all martin sheaves and timing pulleys can be manufactured to meet your special requirements. Belt application designing program can be downloaded at.
Martin, service and quality drive components you can depend on to get the job done. Also additional sizes against special requirements and special material grade can be provided. This technical catalogue features a technical knowhow about pulleys, bush and. One of the evergrowing and most widely used product types n the power transmission and the automotive industry is the v belt pulley, also known as a sheave. Dimensions of vbelts and pulleys together with basic design data are covered in this manual. Follow us or download our app facebook wikipedia linkedin youtube. Belt drives pulleys and v ribbed belts for industrial applications dimensions.
In tha drawing are shown the main characteristics and dimensions of groove pulleys for vjbelts. All dimensions in mm for standard sizes of taper bore bushes available refer to page 10 taper bore pulleys for spb v belts pulley types pulley types referred to in the tables are as drawings shown. This produces a high strengthtoweight ratio advantageous to fractional horsepower pulleys. Wire rope idler flat belt pulley duplex sheave and flat belt poly v sheave crown face pulley idler sheave all martin sheaves and timing pulleys can be manufactured to meet. They have v shaped grooves that correspond with v shaped belts to prevent slippage and misalignment. V belts provide the best combination of traction, speed transfer, drive load distribution, and long service life. This part is powder coated for longterm rust prevention. A pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable. V belt pulleys provide maximum friction and torque in compatible v. Download now white paper creating highquality automotive embedded software as the number of automaker recalls due to software issues are increasing and gaining widespread attention, we are striving to enable the automotive industry with the bestinclass software and guidelines to control and improve the architecture and technical quality of. Companion pulleys contain integral spokes which run radially on the pulley.
Classical hic wrapped conventional v belt pulley sheaves like classic a section v belt dimensions, classic b section v belt dimensions, classic c section belt dimensions, imperial d section v belts dimension, classic imperial e section vee belt sizes, conventional z section size v groove pulley manufactured up to 600 inch inside length for use. It is fabricreinforced on a base and can be made in various heights. All dimensions in mm for standard sizes of taper bore bushes available refer to page 10 taper bore pulleys for spb v belts pulley types pulley types referred to in the tables are as drawings shown below. The poly v has been designed with a larger contact surface area than v belts or. V groove pulleys suitable for normal application for use with the following belt types. Finer power transmissions carry a range of taper lock v belt pulleys in. The heavyduty steel is designed to be more durable. The variety of belt sizes available allows the application of megadyne. A v belt or rope meshing in a v shaped groove of the pulley increases greatly the frictional resistance to slipping, for a given maximum belt tension, as compared to flat belt.
Naismith engineering stock the pitch sizes of jand. The rope or v belt does not rest on the bottom of the groove but wedges itself into the groove. This v groove drive pulley is for use as a general purpose pulley for power transmission such as compressors, industrial fans, lawnmowers, snowblowers and electrical motors. 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 v belt pulleys is essenial to provide long life of the belts. Misumi offers free cad download, short lead times, competitive pricing, and no minimum order quantity. Optikrik manual tension testers are the time proven. Pulley grooved with flange 6 groove wide 64mm 26mm 14. Nominal dimensions of vbelt cross sections in mm classical vbelts 01 cross section w h. Md14 belt and chain drives university of northern iowa. In the following ratio, rs is the speed ratio, d1 the diameter of the driver pulley, d2 the diameter of the driven pulley. V belt pulleys are solely used for transmitting power between two parallel axels. When used on the inside the idler should have the same groove profile as the driver and driven pulleys. The belts are generally endless, and their general crosssection shape is trapezoidal or v shaped.
It has a hub attached and the inside diameter is 1 in. V belt pulley technical specification taper lock hic manufactured universal brand. Pulleys v grooved pulleys for endless v belts sections z, a, b, c, d and e and endless wedge belts sections spz, spa, spb and spc by bureau of indian standards. V belt pulley technical specification bore bush pitch grooves. They are made in many configurations such as tension idlers and variable speedratio pulleys. Special pulleys according to drawing, description or sample on request. V belt dimensions v belt specifications v belt information. All idlers should be located on the slack side of the drive. These belts are used in several applications such as automobiles, wood working machines, etc. This manual does not apply to automotive and agricultural drives.