Depending on the application, a pulley may be designed with rounded, square, or vgrooves to serve as a guide for the drive element. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The multiple core learning leads the pathway which consists of two main parts. Pulleys timing pulleys v pulleys statewide bearings. In general, the drives are in the integralhorsepower class as distiguished from light duty of fractional horsepower drives. For timing pulleys, this is the measurement between the flanges. Cast iron v belt pulleys all v belt pulleys are compliant with current legislation and are made of cast iron gg 20 with protective phosphate. However, the multivee belt is thinner and consequently has a. Basics of belt drives power transmission belting has been used for more than 200 years. V belt pulley groove dimensions are shown in tables 21 25 on page 43 46. Our v pulleys are supplied by capt, adopting the international universal design. The v shape of the belt tracks in a mating groove in the pulley or sheave, with the result that the belt cannot slip off.
The grooved pulley must be positioned inside belt loop. The first part involves teaching documents of which the contents are number of v groove formulae, standard of v grooved pulleys, and parallel key. For belt conveyors, some of the most commonly replaced parts are pulleys, rollers and shafts. 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.
Contents page product features 4 design of v belt drives designations and explanations applied 5 calculation procedure 6. Belt and chain drives flexible drive elements shigleys mechanical engineering design. Generator is used for design of the endless vbelts. The onestop shop for track wheels we specialize in grooved track wheels and casters. One or more vbelts may be used on a drive, as required, to transmit the horsepower load. Vbelt pulleys also called vee belt sheaves are devices which transmit power between axles by the use of a vbelt, a mechanical linkage with a trapezoidal crosssection. Click the vbelt type and the type is entered to the edit field. This manual covers three vbelt cross sections and pulley groove sizes designated 3v, 5v and 8v. V belts also style vbelts, vee belts, or, less commonly, wedge rope solved the slippage and alignment. Specify the position of each pulley by dragging a grip at the center of the pulley. Htd drive clearance, using small diameter pulleys, is approximately four times greater than an equivalent gt3 timing belt drive. Design tab power transmission panel vbelts belt specifies the type of vbelt you select from the library list.
We specialize in all types of baggage conveyor parts. Pulleys, also called sheaves, transmit mechanical power across greater distances than systems that use gears and are part of a drive system connected by a belt. Custom metal multi ribbed pulleys multi rib pulleys torque. Vguide or crowned pulley, which one is right for you. Vbelt pulleys also called vee belt sheaves are devices which transmit power. Centre distance c mm the centre distance should be selected within. Included in the belt manufacturers general instructions, as to the lay out of a vbelt drive, is the question of correct pulley design.
V wheels are solid, as opposed to pneumatic wheels which are air filled, and they are typically made of metal, hard rubber, and sometimes plastic. Vbelt pulleys sheaves and pulleys grainger industrial. The load requirements of an application may determine the configuration of this drive system, in which flat belt, v belt, and timing belt pulleys are respectively capable of handling. V guide continuously tracks the belt and keeps it running straight. Integrated learning in practical machine element design. Multiple smaller vees may have the same total contact area or more than one large vee depending on how much is given up to the inner flat on the belt and the outer flat on the pulley. Vgroove casters and vgroove track wheels heavy duty. Later, cotton or hemp rope was used with v groove pulleys to reduce belt tension. Taper pulleys, adjustable pulleys, falt belts pulleys, sheaves, v belt pullys for taper bushes, v belt pullys with solid hub. The belts, chains, or rope sizes that will fit into the pulley.
Vbelt offerings include microv belts, super hc belts, and predator vbelts, which hold up in demanding environments and applications, such as oilfield, lumber mills, and rock crushers. To achieve an effective integrated learning in machine element design course, it is of importance to bridge the basic knowledge and skills of element designs. The following table defiens industry standard v belt sheave grooves. Belt design software mulco belt pilot the mulco belt pilot, our product catalogue with cad download and calculation program, enables you to configure your.
The most common systems for transmitting power from a drive to a driven shaft are belt, gear, and chain drives. Vbelt pulleys are for use with vbelts to transfer motion from motors to belts, fans, and pumps. The optibelt cap drive calculation programme has been used for years worldwide for calculating and designing belt drives. For best bonding results the v guide material, which is generally pvc or urethane, should be the same as the belt being used. Manop tantrabandit integrated learning in practical machine element design course. Input pulley speed rpm desired output pulley speed rpm input pulley pitch diameter inches pulley shaft centertocenter distance inches angle of pulley groove degrees, 90 for flat and 20 for vee coefficient of friction 0. Statewide bearings supply a range of v pulleys and timing pulleys. Vbelt and flat belt design and engineering formulas engineers. They have vshaped grooves that correspond with vshaped belts to prevent slippage and misalignment. Design data \ design accelerator \tables\vbelts\ folder and subfolders.
Contitech mechanical power transmission drive design. Everything we own runs on angle iron tracks or pipes. Poly v design, online calculation software hutchinson belt drive. This approach is only valid for electric engines and poly v belts. Vbelt pulleys selection guide engineering360 globalspec.
They are available in either pilot bore or taper lock options and can be machined, if required, to fit locking elements and borekeyway options. Vbelt pulleys provide maximum friction and torque in compatible vbelt. Belt application designing program can be downloaded at. Click the down arrow next to the belt edit field to select a belt. Nearly 100 years ago gates invented the vbelt, constructed with flexbonded tensile cords, to outperform and outlast competitive products. Vbelt selection its a veritable cinch machine design. But vbelt drive systems, also called friction drives because power is transmitted as a result of the belts adherence to the pulley are an economical option for industrial, automotive. European series v belt pulleys, american standard sheaves, timing belt pulleys. For larger volume orders, we can mold and machine custom options.
As smaller diameter pulleys are used, the clearance required to operate properly is increased. To size up a polyv belt the following information must be known. V groove caster wheels can be used for smallscale applications such as a sliding gate, or mounted onto platforms and equipment used in assembly lines, material handling, and industrial environments. Vbelt and flat belt design and engineering formulas. This v then fits in a groove that runs the length of the conveyor and pulleys. The manufacture of either our specially formulated glass filled polymer plastic pulleys or metal pulleys with smoother surfaces and tighter dimensional tolerances reduces vibration which translates into a cooler running belt and ultimately longer belt life. Drive alive is the optimum tool for designing drives with more than two 2 timing belt pulleys and calculating required tensions the contitech timing belt drive design software conti professional allows you to calculate a multitude of information that you need to accurately and efficiently design a timing belt drive power transmission system. The narrowest part of the belt does not touch the bottom of the v groove.
The following are to links of mechanical vbelt applications and design and other useful data. V belt pulley technical specification taper lock hic manufactured universal brand. Custom metal multi ribbed pulleys with a 2 diameter or less are machined from aluminum for long life and dependable service. Design a belt transmission with 2 pulleys on the ribbon, click design tab power transmission panel v belts. V belt pulley sheave sizes table chart engineers edge. This led to the development of the vulcanized rubber v. We use good quality raw material in manufacturing our products to maintain standard of qualities. The belt also tends to wedge into the groove as the load increasesthe greater the load, the greater the wedging actionimproving torque transmission and making the v belt an effective solution, needing less width.
Pulley with vgroove video tutorial autodesk inventor youtube. Inside this video, you can see full detailed process of making 3d parametric cad model through autodesk inventor software. Compared to similar pulleys, multi ribbed pulleys offer smoother running and can run at higher speeds thanks to their multi ribbed design. Our pulleys are made of class 30 cast iron with black oxide finish and one setscrew. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. What are the advantages of a multivgroove belt, eg. Click here for easy to use pulley lookup web guide. This is the distance from the centre of one groove to the centre of the next groove. Number of grooves the outside diameter of the pulley. A belt is considered to fit into a pulley if both the following are true. V belt pulley technical specification bore bush pitch.