Khairnar 1mtech scholar, 2assistant professor 1,2department of mechanical engineering, 1,2veermata. When there is a requirement of a small amount of flexibility or angular moment, knuckle joint is used. Knuckle design mainly depends on suspension geometry and steering geometry. This research program aimed to optimized best use of material for the steering knuckle and compare analysis of steering knuckles made from two materials i. Related content design and analysis of a magnetorheological damper for an all terrain vehicle. The results for the steering knuckle for various considerations are as shown below. Design and analysis of hub and knuckle of fsae race car. Department of mechanical engineering, buddha institute of technology, gorakhpur, u. Pdf design and finite element analysis of knuckle joint. The pin is tightened on the end with the help of a taper pin. A knuckle joint is a mechanical joint used to connect two rods which are under a tensile load, when there is a requirement of small amount of flexibility, or angular moment is necessary. The design of steering knuckle component is done with the help of computer aided engineering cae.
Navale sinhagad college of engineering, solapur, solapur university. Front hub carrier steering knuckle on the mercedesbenz s class w40, 1997 with a large effective distance c see also fig. Design analysis and optimization of steering knuckle using numerical methods and design of experiments 1mahendra l. Numerical solution of the complicated problem can be done very easily by using the finite element method. Finite element models of the steering knuckles were also analyzed to obtain stress distributions in each component.
Figure 9 initial front knuckle design in solid edge the knuckle was then feaed in fempro algor and. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Eye is formed on one of the rods and fork is formed on the other. Design and analysis of knuckle joint utilized in structures by. Fatigue damage computations involve design variables such as sn curve data, wave scatter data, wave spectrum, etc. Static analysis was done in ansys workbench by constraining the knuckle, applying loads of braking torque on calliper. In this study, modelling and analysis of a knuckle joint is performed by using finite. Modelling and analysis of a knuckle joint was performed by. Fatigue behavior is, therefore, a key consideration in its design and performance evaluation. Structure design problem definition the design of the knuckle joint structure is shown in figure 2. Parts of the knuckle joint to hold the pin in assembly it is made with a round head at one end and a collar is placed at the other end. Design and analysis of knuckle joint 1mesa tony dennes, 2k. The link drive system of the mml2 developed by schuler can be made very flexible during the design of the press. This papers shows the methodology of developing an integrated application of a design process and generating model of a knuckle joint using a visual basic and the solidworks.
Analysis of knuckle joint of 30c8 steel for automobile application. Design analysis and optimization of steering knuckle using. Structural optimization of a knuckle with consideration of. Mechanical forging presses with knucklejoint partspecific motion characteristics. A knuckle joint may be failed on the following three modes. The steering knuckle on your vehicle is a joint that allows the steering arm to turn the front wheels. The analysis of steel steering knuckle joint with the composite steering knuckle joint is done. Analysis of knuckle joint of 30c8 steel for automobile. A knuckle joint is designed for increasing the capacity to withstand load.
Design project knuckle joint design amin ahmadi academia. The parts and assembly of the knuckle joint and ballandsocket joint are shown below. The upper transverse control arm 6 forms the casing for the ball pivot of the guiding joint, whereas the lower supporting joint 7 is pressed into the hub carrier 5. A knuckle joint may be readily disconnected for adjustments or repairs. Nov 02, 2016 the paper reports on design of a knuckle joint. Structural analysis of steering knuckle for weight reduction 1purushottam dumbre, 2prof a. For a guaranteed safety of the structure, analysis and optimization of a knuckle joint are required. The aim of the present paper is to study calculate the stresses in knuckle joint. The shape optimization and material optimization is carried out in ansys 15. Request pdf design and analysis of steering knuckle joint the steering knuckle joint acts as a connection between wheels and suspension system with the help of which the wheels of the vehicle.
Study and analysis of pin of knuckle joint in train. Design and analysis of knuckle joint by using fea suraj yadav1, sanket benade2, sushil angchekar3, vaibhav dhokle4, prof. The knuckle joint takes tensile loads often, thus there is a need for quality design tools. It permits some angular movement between the cylindrical rods.
Design, development and structural analysis of universal joint 1dhananjay s kolekar, 2abhay m. The modelling of a knuckle joint is performed by using catia v5 r20 package the knuckle joint takes compressive loads often, thus there is a need for quality design tools. The steering knuckle joint acts as a connection between wheels and suspension system with the help of which the wheels of the vehicle are turned. The areas that are the most vulnerable in the stiffness and durability analyses are the joint of the outer tie rod and knuckle and the joint of the strut and knuckle. A knuckle joint is used to connect two rods which are under a tensile load. Design variables t 1 and t 2 were defined, respectively, to include the joint between the outer tie rod and knuckle to the shape design variables and design variables t 3, t 4, t. In the design, the diameter of knuckle joint rod is 36 mm and can withstand with maximum pull load of 70 kn. Design of knuckle joint with bending failure of knuckle. Ganesh department of mechanical engineering, sistam college, jntuk, india.
Pdf design and optimization of knuckle joint using trusses. Rakesh kolhapure5 1,2,3,4students, 5assistant professor, mechanical engineering dept. Explore the constraint window in inventor and assemble the ballandsocket joint. Dimensions can be determined using these empirical relations and the strength equations can be then used as a check. Unit 2 design of temporary design of temporary connections. Javir4 1,2,3,4department of mechanical engineering 1,2,3,4rajendra mane college of engineering and technology, ambav, mumbai university abstract the formula sae series competition gives. Design of knuckle joint with bending failure of knuckle pin. As seen in the assembly the knuckle joint has main four parts.
Here is the diagram showing the exploded view of knuckle joint. It does not rotate design of knuckle joint knuckle joint has mainly three components eye, fork and pin as shown in figure 1. The modeling of the knuckle joint is done using 3d software. So it is necessary that design and analysis of knuckle joint should be proper enough to withstand in working condition without failure. The upper transverse control arm 6 forms the casing for the ball pivot of the guiding joint, whereas the lower. Design and topology optimisation of a steering knuckle joint using fea pilla. Apr 24, 2017 a knuckle joint may be failed on the following three modes. The finite element analysis has become the common process of analysis in the recent years. Design and analysis of hub and knuckle of fsae race car mr.
Structure designproblem definition the design of the knuckle joint structure is shown in figure 2. Analysis of steering knuckle of all terrain vehicles atv using finite element analysis to cite this article. Bala bhaskara rao department of mechanical engineering, sistam college, jntuk, india. The analysis shows that pin of 25 mm diameter can sustain load of 50 kn without a failure. In general, the spectral fatigue calculation is cumbersome due to timeconsuming calculation process. Design and analysis of a magnetorheological damper for an all terrain. The model used for performing the analysis is a knuckle joint assembly whose fork end would be fixed and the other end would have tensile force of n. A cheaper and qualitative production of the knuckle joint can be achieved in a short period through optimization. Here, catia v5 software is used to create components of knuckle joint. A knuckle joint is a mechanical joint used to connect two rods which are under a tensile load, when there is a requirement of small amount of flexibility, or angular moment is necessary fig. The modelling of the knuckle joint is done using 3d software. Assembled view of a knuckle joint whenever a tensile load is applied on the cylindrical the knuckle pin remains stationary. The objective of this paper is to design and analyse the structural deformations in a knuckle joint. This permits design of the motion characteristics in accordance with the requirements of the parts to be.
In order to improvise the design of the knuckle pin in terms of the application of high load carrying capacity and with subsequent low direct load on the shaft of the knuckle pin, an innovative design with suitable material selection as per the requirement of the knuckle pins applicability the current fatigue can be reduced as applicable for the actual purpose. Knuckle joint structural analysis in ansys youtube. Design and development of steering knuckle with spindle. Transient analysis and optimization of a knuckle joint. Failure analysis and design of a heavily loaded pin joint by nader farzaneh submitted to the department of mechanical engineering on march 27, 2002, in partial fulfillment of the requirements for the degree of master of science in mechanical engineering abstract. Here the knuckle joint is designed by using catia v5 and analysis is done by ansys workbench 14. The procedure to generate double eye is given below. Before going into detailed steps to design the dimensions of the knuckle joint, it is essential to get oriented with all its components and their functions. Knuckle joint structural analysis in ansys design with umesh carpenter. In this article, i am going to publish the detailed design procedure for knuckle joint. Various cases have been reported of failures in a knuckle joint due to poor design and strenuous loading condition.
Knuckle joint is a type of mechanical joint used, to connect two intersecting cylindrical rods, whose axes lie on the same plane. Design and finite element analysis of knuckle joint using catia and ansys workbench anupam raj jha1, rakesh jaiswal2, anush karki3, ankit basnet4. Nagpur abstract the current paper presents the problem of the failure of the knuckle pin in a railway coupling due to shearing. Ansys, catia v5, en8d, fea finite element analysis, knuckle joint. A knuckle joint is used to connect two rods under tensile load. Design and stress analysis of knuckle joint of different. Design of knuckle joint from design of cotter joint. The methodology concentrates on the making a knowledge base engineering. Design and analysis of steering knuckle component for.
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. Research paper design, development and structural analysis of. Study and analysis of pin of knuckle joint in train 1ravindra s. Knuckle joint 1 knuckle joint two or more rods subjected to tensile and compressive forces are fastened together their axes are not in alignments but meet in a point the joint allows a small angular moment of one rod relative to another it can be easily connected and disconnected applications elevator chains, valve rods, etc 2 knuckle. Beside, this the procedure is so important that the industry uses steps of machine design that should be outlined by the principal features. Proposed design of knuckle is spindle type, in which, the. While steering an arm pulls knuckle towards a car for turning, so it should. Nagpur abstract the current paper presents the problem of the failure of the knuckle pin in a railway coupling due to. Failure analysis and design of a heavily loaded pin joint. Modelling and analysis of a knuckle joint was performed by using 3d. Pdf optimization and finite element analysis of steering. There is always axial or linear line of action of load. Pdf design and finite element analysis of knuckle joint using. Khairnar 1mtech scholar, 2assistant professor 1,2department of mechanical engineering, 1,2veermata jijabai technological institute, mumbai, india.
Design of knuckle joint in hindi with bending of knuckle pin applications and animations of knuckle joint are discussed. Design and development of steering knuckle with spindle and. Structural analysis of knuckle joint with different materials ijmetmr. The second step is stress analysis using finite element software and design adjustments for reduci ng weight without compromising on the structural strength. Periasamy abstract the aim of the present project is to study the stresses in knuckle joint using analytical method. Knuckle joint by harsha vardhan punna s guided by dr. Shows a model of double eye having same dimension of theoretical model.
Ppt knuckle joint powerpoint presentation free to view. Jul 10, 2016 modeling and fem analysis of knuckle joint 5 2. Nov 05, 2018 design of knuckle joint in hindi with bending of knuckle pin applications and animations of knuckle joint are discussed. Sanjay yadav1, ravi kumar mishra1, varish ansari1, shyam bihari lal2. It is specially designed to withstand tensile loads. Design and analysis of steering knuckle joint request pdf. Current rules of classification societies dnv gl and abs are used to evaluate the fatigue damage of knuckle joint. The knuckle joint takes compressive loads often, thus there is a need for quality design tools. Present paper emphasizes on optimization of knuckle joint design using truss design, in this study, modelling and analysis of a knuckle joint is performed by.
Design process and generating model of a knuckle joint bartleby. The knuckle joint assembly consists of the following major components. Assumption for stress analysis of knuckle joint the rods are subjected to axial tensile force. Design process and generating model of a knuckle joint. So modelling and analysis of knuckle joint under a certain condition is carried out. Knuckle joint is used to connect two rods whose axes either coincide or intersect and lie in one plane. Paper open access related content analysis of steering. Fatigue strength comparative study of knuckle joints in. It is used to transmit axial tensile force and permits limited angular movement between rods, about the axis of the pin. Design and analysis of steering knuckle joint springerlink. Pdf design analysis and optimization of steering knuckle. Volume 1 issue 3 jetir issn23495162 jetir1403002 journal of emerging technologies and innovative research jetir.
The effect of stress concentration due to holes is neglected the force is uniformly distributed in different parts. Some standard proportions for dimensions of the knuckle joint are taken as. Knuckle and ballandsocket joints indian institute of. Design of temporary unit 2 design of temporary connections connections structure 2.
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