A project presentation on design and analysis of knuckle and hub of fsae race car submitted to university of mumbai in partial fulfillment of the requirement for the degree of bachelor of engineering mechanical submitted by 1. Inside of my 1947 cj2a steering knuckle is a constant velocity joint so i went to napa and purchased three pouches of cv joint grease. Cad modeling uprights for fsae, baja, formula student cars using solidworks. Shape optimization is the second part of this study. Issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Steering upright is that part of suspension system which contains the wheel hub, and attaches to the suspension components. Stl file format was prepared with 3d scanning, and then this cloud data was used to get the cad file with nx software. Steering knuckle is the pivot point of the steering and suspension system, which allows the front wheels to turn and also allow the movement of suspension arms motion.
Typically, the finite element software solidthink inspire v9 solidworks is utilized to. In automotive suspension, a steering knuckle is that part which contains the wheel hub or spindle, and attaches to the suspension and steering components. Approximating maximum turn to be of 25 degrees and steering wheel movement to be 180 degrees the steering ratio can be calculated as s. Shape optimization of a steering knuckle using solidworks. A project presentation on design and analysis of knuckle and hub of fsae race car submitted to university of mumbai in partial fulfillment of the. Rack travel once the steering ratio has been calculated the rack travel. The company is located in economic development zone of gucheng county, hubei province. Car door modelling in catia software cad cam cae ugnx solidworks duration. Steering knuckle is the most stress sustaining and critical component of all terrain vehicle atv. The cad files and renderings posted to this website are created, uploaded and managed by thirdparty community members. Design and analysis of steering knuckle joint springerlink. So far fusion 360 looks like an okay mix of what i. Here spindletype steering knuckle of an atv was taken as a specimen.
Read more about markforged printing a steering knuckle strong enough to win in detroit case study on the designpoint 3d printing and software blog. This paper focuses on design optimization of steering upright steering knuckle targeting weight reduction with required strength and stiffness. Hypermesh is used as a modeling and radioss used as a solver. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The result in table 5 shows improved figure after the optimization process. Element analysis of steering knuckle, altair technology. How to calculate forces coming on knuckle baja tutor. Shape optimization is the second part, for which, ansys workbench was utilised. The automobiles knuckle is connected to the parts of the steering system and the suspension system and it is used for adjusting the direction of a rotation through its attachment to the wheel. Developed steering knuckle by taking inputs from suspension, brakes and steering system, and conducted fea simulations on the part considering different load conditions. Design and analysis of steering knuckle component for terrain. June2014, structural analysis of steering knuckle for weight reductionin this paper, authors used steering knuckle for study.
Methodology the 6063 aluminium alloy was selected as a suitable material for steering knuckle. The grabcad library offers millions of free cad designs, cad files, and 3d models. Solidworks is used by designers, engineers and manufacturers to produce realistic 3d models for documentation, visualization and production. Cnc customized nonstandard aluminum forging steering parts. Dear all, the attached are some 3d pdf samples by solidworks mbd 2016. Evaluation and optimization of macpherson steering knuckle using topological approach gopal bharat patil dr. Modeling, simulation and optimization analysis of steering knuckle.
Sep 18, 2016 the purpose of this study is to design a knuckle which is low in weight and has better performance with considerable factor of safety. According to papers we assume average weight of vehicles is 1240 kg. Structural optimization of a knuckle with consideration of. This content and associated text is in no way sponsored by or affiliated with any company, organization, or realworld good that it may purport to portray. The knuckle joint is a type of joint which is used in steering system in between the steering rod and pinion of the steering gear, as the line of the action axis of both the mechanical parts are intersecting and lies in different planes, so it is the only joint that we can employ here in order. The cad data file is common input file which can be read easily by any design and analysis software, so conversion was necessary for further processing the collected data.
To create the knuckle joint assembly as a 3d solid model using catia v5 software. A colour monitor with highest 32 bit colour display and with screen resolution 1024 by 768 pixels. This is done for finding out the minimum stress area 4. The model was designed, considering general suspension geometry parameters of an offroad vehicle. Redesign of an fsae race cars steering and suspension. Hub to upper ball joint x inches along xaxis hub to upper ball joint y inches along yaxis x distance between hub and strut axis inches along x. Shape optimization is the second part of this study, utilizing. Solidworks solutions, including a 70 percent reduction in development time, and was interested in supporting additive manufacturing techniques, giaffone engineers recently decided to add solidworks simulation professional analysis software so they can utilize the software s new topology optimization. Otherwise, design the steering to be as it so that you may check clearance for the parts throughout the full suspension and travel travel. Steering knuckle is one of important components in steering bridge, it can make vehicle drive steady and transfer sensitive direction. Patil school of engineering pune, maharashtra, india abstract automotive makers continuously develop new. Modeling, simulation and optimization analysis of steering. Pdf design and analysis of steering knuckle component.
Typically, the finite element software like optistruct hyper works is utilized to achieve this purpose. Under driving status, steering knuckle support various impact load, so, high strength is required. Assembly of front suspension and steering system in solidworks. Design and optimization of a steering knuckle of fsae car. I just tried this link solidworks mbd 3d pdf samples these files are downloadable from the public domain without forum login. Design and optimization of steering upright to reduce the. It is a part of vehicle suspension system which allows the steering.
The analysis of steering knuckle component is done in ansys workbench 15. Advance design program online courses for engineers. The weight are directly acted on all the four knuckle. Introduction he steering system of a formula sae car is of the utmost importance as it has to have a good reaction to all turns and corners at the event. How to design fsae student formula knuckle in solidworks. Solidworks, is applied for modelling as well as for static analysis studies. The literature available has increased multifold over the past decade and multiple forms of design structures, fea methods. Redesign of an fsae race cars steering and suspension system. Design and optimization of the steering system of a formula. How to design a steering knuckle request grabcad tutorials. Thus the design may differ to fit all sorts of applications and suspension types 1. It was analyzed and redesigned according to specific external conditions with the help of cae. Design and analysis of knuckle and hub of fsae race car.
Considering above facts, a cad model of the steering knuckle was prepared using solidwork software as shown in fig 2. A 2014 derived an optimized design to reduce the weight of steering knuckle. Steering knuckle is not a standard part of vehicle component. Considering it for double wishbone suspension geometry lightweigh. Steering knuckle is a nonstandard part and subjected to various loads at different conditions. If you have not seen thus video you should as it shows why it is a good choice for the front knuckles. The steering ratio is the ratio of how much the steering wheel turns in degrees to how much the wheel turns in degrees. Steering knuckles function is to transfer and undertake the load from forepart, support and drive front wheels to rotate surrounding the master pin, then make vehicle turn to right direction. Evaluation and optimization of macpherson steering knuckle. The literature available has increased multifold over the past decade and multiple forms of. After reading all of the great input here on the front knuckle grease i went to the local john deer dealer and got their corn head nlgi 0 grease. Drawing for beginners solidworks tutorial for beginners exercise 2 in this tutorial video we will create a model in autodesk inventor 2017 with the help of sketch and tools and learn about sketch, extrude and cut comma. Solidworks, is applied for modeling as well as for static analysis studies.
By using the selected method and optimization tool for the rear knuckle, this paper looks into the design and development of a knuckle for eima race car. A knuckle joint is used to connect the two rods which are under the tensile load, when there is requirement of small amount of flexibility or angular moment is necessary. Steering knuckle plays major role in many direction control of the vehicle it is also linked with other linkages and supports the vertical weight of the car. Aug 18, 2017 design and analysis of knuckle and hub of fsae race car 1. Solidworks is a solid modeling computer aided designcad software application developed by dassault systems. Yes, fusion 360 is an ok alternative, but its pretty limited in comparison to solidworks or autodesk inventor. Study involves modelling of the steering knuckle with the design parameters using the latest modelling software, and. Jun 19, 2019 read more about markforged printing a steering knuckle strong enough to win in detroit case study on the designpoint 3d printing and software blog. The first step involves the designing of a steering knuckle with the help of designing software and by estimating the loads which are acting on the component. In the present study, design of a reliable and durable steering knuckle for a race. Join the grabcad community today to gain access and download.
Design and analysis of steering knuckle component for. Solidworks is as good as anything, at a halfreasonable price. Typically, the finite element software solidthink inspire v9 solidworks is utilized to achieve this purpose. Shape optimization of a steering knuckle using solidworks free download as powerpoint presentation. Patil school of engineering pune, maharashtra, india prof. The idea is to get experience with this new design tool on the racing circuit to tackle the harsh environment of rally racing. Research paper structural analysis of steering knuckle for. Design and optimization of the steering system of a. Jan 09, 2015 steering, if youre going to design it with zero ackerman, then mating the spindled or hubs to be parallel will be just fine. Optimization and finite element analysis of steering knuckle. Static analysis on a vehicle tie rod to determine the. With solidworks simulation professional topology study capabilities, giaffone racing is designing new components for the brazilian stock car series, beginning with the suspension upright, or knuckle, shown here, which attaches the wheel, brake rotor, hub, brake caliper, and steering arm to the vehicle. Design and analysis of knuckle and hub of fsae race car 1.
Mesh model of a steering system tie rod in solidworks. Design and shape optimisation of a steering knuckle of an off. Modeling, simulation and optimization analysis of steering knuckle component for race car, author. Aug 17, 2016 in this tutorial video i will show you how to sketch knuckle joint with the help of sketch and feature tools and assemble at the end of video. Cnc customized nonstandard aluminum forging steering. Steering knuckle is the pivot point of the steering and suspension system, which allows the front wheels to turn and also allow the movement of. The required load of steering knuckle component was determine from various research paper. Steering knuckle is one such component with an unconventional shape and it not only act as the connecting entity between steering, brake and suspension system, but also links chassis and wheel hub. Solidworks tutorial sketch knuckle joint in solidworks.
Paper open access related content analysis of steering. Weight reduction of steering knuckle is the objective of this exercise for optimization. This study changes the existing material made of gcd45 to al6082m and recommends the lightweight design of the knuckle as the optimal design technique to be installed in small cars. Design and optimization of steering upright to reduce the weight using fea 2018280081. If youre not familiar with ackerman, i suggest you read up on it. Abhishek jawale southfield, michigan professional profile. Front view suspension geometry calculatorsimulator. International journal of advanced research in issn. Steering knuckle is a major component of an offroad vehicle. Design and shape optimisation of a steering knuckle of an. Static analysis on a vehicle tie rod to determine the resulting buckling displacement.
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