Be sure to use proper lifting techniques when handling spicer 10 series driveshaft assemblies. Figure 1 shows an exploded view of a typical motorhub wheel. The shaft for a mixer, especially a large one, involves signi. As dynamic load is acting on drive shaft, natural frequency will be one of the essential factor for design.
The drive shaft of toyota qualis was chosen for determining the dimensions. For accurate design solution, the propeller shaft was analyzed using fem techniques ansys package. Design and analysis of drive shaft for heavy duty truck. It is possible to achieve design of composite drive shaft with less weight to. The dynamic forces of rotation, which act on drive shafts, of course, also increase with rotational speed. Define the required angular speed and transmission power specifications. To perform static analysis and so identify the stress concentration area of the drive shaft. Therefore a good understanding of the drive shaft would be a prerequisite and is discussed in the following section. Design and analysis of composite material drive shaft. Polymeric materials reinforced with synthetic fibres such as glass, carbon, and aramid provide advantages of high stiffness and strength to weight ratio as compared to conventional construction materials, i.
For example, a machine running at 1800 rpm with 12 inch of spacer shaft length would allow a maximum offset of. Description the main requirements for the shaft material were. Design, comparison and analysis of a composite drive shaft for an. Features and representative structures of each type are shown below. The result of ga are used for modeling of carbonepoxy composite drive shaft and steel drive shaft using cad software to perform static, buckling and. First, the design of the composite shaft and second, the design of its coupling. This paper presents a design method and a vibration analysis of a carbonepoxy composite drive shaft. More than one person may be needed when handling driveshaft. We use the terms driveline and driveshaft interchangeably. Design of a composite drive shaft and its coupling for. Drive shaft prop shaft technical information measuring driveshafts to properly measure a driveshaft, the driveshaft should always be compressed to the shortest possible length.
Optimum design and analysis of a composite drive shaft for an. The hub is slightly larger than the shaft and key to allow it to slide over the shaft during assembly. A free body diagram of the shaft will allow the torque at any section to be determined. Since the primary load carried by the drive shaft is torsion.
Design and optimization of automobile propeller shaft with. A practical guide to shaft alignment plant services. Machine design objectives after studying this unit, you should be able to describe types of shafts, take decisions to select the materials for shaft, estimate shaft diameters in different segments along length, and design couplings for shafts. The design of the composite drive shaft is divided into two main sections. Mechanical power transmission hub design hubs are used to transmit mechanical power from a drive motor by coupling it to an output device such as a wheel or an arm. Output shaft assembly drawing steps in project zmotor frame size see table 9. Most shafts will transmit torque through a portion of the shaft. Determine torque in shafts from gears, pulleys, sprockets, clutches, and couplings.
There may of course be thousands of similar machines produced, each using a shaft of that design, and the manufacturer may provide extra shafts as spare parts, but that shaft design generally has no use outside the machine for which it was designed. A onepiece drive shaft for rear wheel drive automobile was designed. The torque is often relatively constant at steady state operation. It transferred torque from the gear end via six, 8. The combination of custom process and mechanical design necessary for mixers is unique for chemical process equipment. A propeller shaft is not limited to vehicles, but in. Shaft design objectives compute forces acting on shafts from gears, pulleys, and sprockets. The type of material fundamental bending natural frequency because the bending selected for the design is e glassepoxy, the thickness of each natural frequency of a shaft is. The outer end of the axle shaft is unsupported or floats in the axle tube and transmits torsional drive forces only. Pdf design and analysis of drive shaft of an automobile. Composite materials can be tailored to efficiently meet the design requirements of strength, stiffness and composite drive shafts weight less than steel or. Handbook for chain engineering design and construction. The shaft has now seen daily use for the last two years in what has been described as one of the. The drawing below illustrates the concept of shaft deflection.
Design and analysis of composite drive shaft for rearwheel. The sources of these loads include belt tension, product load and the weight of the pulley itself. In the post below we bring you the steps to follow when designing drive shafts and other shafts. In order to design the drive shaft, three conditions can be considered. The combination of custom process and mechanical design necessary for. The gear ratios in the transmission and drive axle are used to match the engine speed and torque output to the vehicle speed and torque requirements. In mechanical engineering, and axisymmetric object that is especially designed to. Design of a composite drive shaft and its coupling for automotive.
Pdf design, fabrication and testing of carbon fiber. Present study covers design, analysis and development of driveshaft for automobile applications. Remanufactured drive shaftprop shaft identification guide. Almost all automobiles at least those which correspond to design with rear wheel drive and front engine installation have transmission shafts. The driven gear is the gear that is driven or rotated by the drive gear. Design and analysis of compositehybrid drive shaft for automotives. To study relevant analytical model of automotive drive shaft that are available in literature to create geometrical and fe model of drive shaft for dynamic analysis. Khoshravan 3 design a composite drive shaft and its coupling for automotive application using hm carbonepoxy. Double cardan ford design with flange a24 plunge type with single joint. The drive shafts are used in automotive, aircraft and aerospace applications. Design parameters 8 parameter of shaft symbol value unit outer diameter d o 90 mm inner diameter d i 83. Chapter 11 drive lines, differentials, drive axles, and power. Also weight reduction is very important factor in automobile applications. Dai gil lee, hak sung kim, jong woon kim, jin kook kim.
Specification of the problem the fundamental natural bending frequency for passenger cars, small trucks, and vans of the propeller shaft should be higher than 6,500 rpm to avoid whirling vibration and the torque transmission capability of the drive shaft should be larger than 3,500 nm. This area is intended to act as the contact surface for the conveyor belt. Never remove a driveshaft from a vehicle without keeping the transmission in neutral. Design stresses in shafts august 15, 2007 23 find the torsion in the shaft. Design and analysis of automotive composite propeller shaft using fea. For spacer shafts the table gives the maximum allowable offset for 1. In the design of metallic shaft, knowing the torque and the allowable shear stress for the material, the size of the shaft s cross. Torque conditions, connection considerations and, manufacturers options.
The shaft must be designed to have enough torsional strength to carry the torque without failure. Design and analysis of composite drive shaft for rear. Spicer 10 series driveshaft assemblies can weigh in excess of 100 pounds 46 kilograms. Shaft deflection is the bending or flexing of a shaft caused by the sum of the loads on the pulley. Though chained cycles are still commonly used, being lighter in weight and cheaper in maintenance, however, during offroad cycling, and when torque requirements increase, either chain gets disengaged from the sprocket or altogether break. Special knowledge of noise emission analysis and vibration engineering our laboratory has the capabilities to. A driveshaft is an assembly consisting of one or two universal joints connected by a solid or tubular shaft.
Shaft is supported in selfaligning ball bearings and gears are both 10 pitch, 40 tooth, 20 spur gears. Length code type code b measurement is taken from the centerline of the ujoint located at the slip yoke end to the. Drive shaft construction can be made of steel, aluminum, or composite material hollow shaft may have cardboard liner to reduce noise has a yoke welded to each end universal joints are used at each end may have balance weights attached. The automotive industry is exploiting composite material technology for structural. Design, analysis and optimization in automobile drive shaft. Structural design of composite drive shaft for rearwheel drive engine, international journal of advanced engineering research and studies eissn22498974 9 m. The design optimization also showed significant potential improvement in the performance of drive shaft. In this work an attempt has been made for design optimization of composite drive shafts for power transmission applications. This shaft replaced a two piece steel shaft and a center bearing, figure 23. The tubular design makes the drive shaft strong and light. The overall objective of this paper is to design and analyze a composite drive shaft for power transmission applications. The main objective of the transmission is providing to the. Mechanical design does not end with the shaft, since strength and practical issues remain for the impeller. Shaft and coupling basic interview question and answers strength of material som notes free pdf download design of half shaft and rear wheel hub assembly of a race car springs types, diagram, design, material, advantages, application what is drive shaft, driveshaft, driving shaft, propeller shaft shaft couplings.
A with the objective of minimizing the weight of composite drive shaft. A shaft is usually designed to perform a specific task in a specific machine. The drive shaft, also called a propeller shaft, is commonly a hollow steel tube with yokes welded on the end. The design of drive shafts is usually one of the most critical processes in the design of speed reducers. Passenger car drive axle technology ced engineering.
Compare combined stresses to suitable allowable stresses. The weight reduction of the drive shaft can have a certain role in the general weight reduction of the vehicle and is a highly desirable goal, if it can be achieved without increase in cost and decrease in quality and reliability. Pdf on aug 25, 2016, muni kishore and others published design and analysis of drive shaft of an automobile find, read and cite all the research you need. Pdf on aug 25, 2016, muni kishore and others published design and analysis of drive shaft of an automobile find, read and cite all the research you need on researchgate. A carbon fibre reinforced plastics driveshaft was made by taking into account the finite element analysis results. Pdf design and analysis of composite drive shaft semantic. Almost all automobiles which correspond to design with rear wheel drive and front engine installation have transmission shafts. Most typical driveshafts are measured from the center of the ujoint located at the slip yoke end to the center. Select the material to use for a 12inch diameter, six foot long drive shaft used to run a power tool attached to one end of a pole assembly. Shaft design chapter 12 material taken from mott, 2003, machine elements in mechanical design shaft design a shaft is the component of a mechanical device that transmits rotational motion and power.
The overall dimensions are shown on the diagram below. Drive shafts for steel productionindustrial equipment. Some parameters such as critical speed, static torque, fiber orientation and adhesive joints. Find bending moments from gears, pulleys, or sprockets that are transmitting loads to or from other devices. Design and analysis of composite drive shaft using ansys and.
Drive shafts are used as power transmission tubing in many applications, including cooling towers, pumping sets, aerospace, trucks and automobiles. This is due to the, at the time, difficulties with using the same shaft for drive and steering, which was needed if frontwheel. Design and manufacture of an automotive hybrid aluminumcomposite drive shaft. The onepiece composite drive shaft is designed to replace conventional. Are you about to undertake a project and are unsure about the procedure to follow to drive shaft design. Pdf this paper presents a design method and a vibration analysis of a carbonepoxy composite drive shaft. Design and manufacture of an automotive hybrid aluminum.
In the design of metallic shaft, knowing the torque and the allowable shear stress for the material, the size of the shaft. Design and development of composite drive shaft international. A drive shaft, propeller shaft prop shaft, or cardan shaft is a mechanical component for transmitting torque and rotation. Shaft shown drives a gear set that is transmitting 5 hp at 1750 rpm.
These drive shafts can be manufactured by replacing the stainless steel with the composite materials. Pdf design, analysis and optimization in automobile drive. It is integral to any mechanical system in which power is transmitted from a prime mover, such as an electric motor or an engine, to other. Design of a composite drive shaft and its coupling for automotive application m. Kumar rompicharla 6 design and optimization of drive shaft with composite materials. The drive shaft of transmission system was designed optimally to the specified design requirements the specifications of the drive shaft of an automotive transmission are same as that of the steel drive shaft for optimal design. Pdf design and analysis of composite drive shaft for rear. Design and analysis of composite drive shaft using ansys. From experience the customer requires that the inclination of the shaft at the keyways be no more than 11200 tangent or radians. Driven gears the drive gear is the gear that is the source of the engine torque and rotation. Design and analysis of drive shaft by using hybrid composite. In this paper we are try to explain and analyze the of propeller shaft design with input parameters like type of vehicle,engine,gear box.
Shaft example 2012 shaft design conveyor drive pulley a problem description a shaft has to be designed to suit a drive pulley of a conveyor belt system. Typically the torque comes into the shaft at one gear and leaves the shaft at another gear. The resulting friction is used to provide resistance to axial motion. The assessment of the extent of this fact is the essence of this work. How to design a drive shaft drive shaft design for a. Pdf design of a composite drive shaft and its coupling for. However, the society of automotive engineers sae universal joint and driveshaft design manual defines a driveline as,an assembly of one or more driveshafts. Pdf design and analysis of composite drive shaft for. Shaft design based on strengthshaft design based on strength ai l t ti axial stress continue. Despite these advantages, the widespread use of synthetic fibrereinforced polymer composite has a tendency to decline because of their highinitial costs. Paykani department of mechanical engineering, parand branch, islamic azad university parand, iran a.
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