Design research on forging mark of connecting rod sciencedirect. The load pattern illustrated in the figure above and the design criteria for the connecting rod lead to the test method used in this study. Enter ansys in the working directory specif ied by your instruct or using. A new method of optimization on the hot forging tools for connecting rods was developed in this paper by combining response surface analysis. Together with the crank, the connecting rod converts the reciprocating motion of the piston into the rotation of the crankshaft. Agenda manufacturing of connecting rod forging vs casting defects of. For those people who want to start a bus company they can upload this onto a web server and have employees signup directly on the site and be able to download vehicles, terrains, see server information and more to come as we constantly update this software over the next few months. The connecting rod subjected to tensile load at crank end, while using factor of safety 3 as recommended by shenoy 2004. These connecting rods are available with customization as per the specification detailed by the clients.
China connecting rodlink rodauto forging part china. It is subjected to high tensile, compression and bending loads. Connecting rod conrod is one of the main components in every internal combustion engines. The components must be installed in the original location in the engine. Automotive connecting rod, motorcylce connecting rod. One end of a connecting rod is follows the circular path whereas the other end follows a path along with a straight line of big radius. We put forward the design idea of forging mark on the connecting rod. In the above programmable output part of forging,estimated blow energy of 3 times straightening needs to be 16. Pdf in conventional hot forging of connection rod cap, the material wasted to flash accounts. China connecting rod link rod auto forging part, find details about china forging part, connecting rod from connecting rod link rod auto forging part zhangjiagang aurui industry co.
The maximum stress of the connecting rod monitored and make sure it is not over the allowable stress. It connects the piston to the crankshaft and transfer power from the piston to the crankshaft, then send it to the transmission. Connecting rod hot forging simulation in qform youtube. Do not repair defective connecting rod bolts, except for removing small burrs by using a fine rectangular file. All content included on our site, such as text, images, digital downloads and other, is the property of its content suppliers and protected by us and international laws. Abstract connecting rod is a major part inside of a internal combustion engine. Connecting rod hot forging simulation in qform is shown in this video. And some oems may use forged rods only on higher performance versions of a given car or engine. Inspecting, maintaining and repairing connecting rods. In our project we design a connecting rod for a four stroke single cylinder engine for two different materials carbon steel and aluminum alloy. Upsetting the thickness of the work reduces and length increases steps.
Connecting rod, connecting rods, automobile connecting rod. Agenda manufacturing of connecting rod forging vs casting defects of forging designing and manufacturing processes limitation of forging economics limitation 2 3. Us5878491a process for the manufacture of a forged. Connecting rod used in automotive is a major link inside of a combustion engine. Crane hook, connecting rod of ic engine, spanner, gear blanks etc.
Pdf reliability optimization design of connecting rod of. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. If you are interested in our products please contact me feel free. China forging auto part connecting rod for car engine china. Some examples of shapes obtained by forging process. Prior to removal from the engine, the pistons and connecting rod assemblies were marked. Apr 15, 2011 repgen, b optimized connecting rods to enable higher engine performance and cost reduction. Aluminium alloys also can be used for these as an alternative. Comparison of casting versus forging connecting rods in areas most influenced by casting requirements10. Dynamic load analysis and optimization of connecting rod.
Selection of material, shape, and manufacturing process for a. Comparative study of the connecting rod manufactured using forging and sintering. The rod of seven parts by douglas niles, 1996, tsr edition, in english. The load of the connecting rod optimized is comprised of the tensile load of 26. Scribd is the worlds largest social reading and publishing site. A comparison of manufacturing technologies in the connecting. Download link from urldecrypt, direct link under maintenance. Connecting rod rectangular and ibeam crosssections with the assumed shape of the cross section for the connecting rod as shown in figure 2b, the cross sectional area of the ibeam section is 11 t 2. Pdf design and analysis of connecting rod with modified. If you doubt the condition of a bolt or a nut, replace it.
Conrod is manufacturer and exporter of quality connecting rods from india engaged in manufacturing different kinds of connecting rods for diesel engines, automotive, compressors. Dec 17, 2016 how to design a camshaft in solidworks. Forged connecting rods, forged conrods drop forging. The fact that forgings produce blowholefree and better rods gives them an advantage over cast rods gupta, 1993.
The ductile iron connecting rod experienced an average life of 1,605,902 cycles at a 50% survival rate or 635,811 cycles at a 90% survival rate. Check the connecting rod bore for out of roundness with an inside micrometer. Modern manufacturing process of forged connecting rod. The analysis of the scania line together with a benchmark among different leading companies on the connecting rod manufacturing has been undertaken. These blow energy can forge high deformation so that the resultant force is very low. A connecting rod, also called a con rod, is the part of a piston engine which connects the piston to the crankshaft. How to design a connecting rod in solidworks grabcad tutorials. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Connecting rods free delivery possible on eligible purchases. Parting edge where cap and the rod meet is fractured.
Material design for advanced connecting rod for mass. The changes of the temperature fields, stress fields of the billet. Jun 20, 2015 introduction what is a connecting rod. The average life of a malleable iron connecting rod was 764,962 cycles at a 50% survival rate or 347,734 cycles at a 90% survival rate. It is one of the oldest metalworking arts with its origin about some thousands of years back. The connecting rod rough forging is sized, contentwise, by plating the connecting rod rough forging between two inserts. After finishing the design of a forged connecting rod, we could choose different materials and production ways. Forged connecting rods creates a link between various mechanisms.
Powdered metal pressed together and then put into an oven where it is sintered that means granuals are melted together and forms the rod. Ilia et al 2005 provide the minimum ibeam area for the connecting rod for the 1. Forces due to the cylinder pressure as well as the mass of the connecting rod and the piston assembly are illustrated in figure 2. Comparative study of the connecting rod manufactured using.
The design was modified slightly from the existing forging. Bus application is a bus driver application system made for users of the game rigs of rods or ror. The connecting rod, as an important component of the engine, constitutes crank link mechanism with air cylinder, piston, bent axle and main. Sep 28, 2015 the rods and the axe by tom kratman in doc, fb2, txt download ebook. Forged connecting rods with the development of automobile industry, the increase of the engine power, the requirement about the quality of the connecting rod is becoming more and more high. A connecting rod is subjected to a cyclic load during its service. Connecting rod, connecting rods, automobile connecting rod, marine connecting rod, compressors connecting rod, diesel engines connecting rod, car connecting rod g. Fine connecting rod mould forging,zhejiang zhengchang forging. The connecting rod pushes the piston up, and is helped back down by the pistons reciprocal motion. Current automotive ic engines connecting rods are made of steel. A process for manufacturing a forged connecting rod of the type including a big end, a shank and a small end. The optimization results show that the quality of the optimized connecting rod could be reduced to less than 40% of the original without sacrificing reliability and reliability robustness. Pistons and connecting rods assemble smcs 1225016 assembly procedure note.
Jan 04, 2019 connecting rods are not universally made by forging. While integral connecting rod is refers to the connecting rods that the body and cover is forged in a whole and then seperated by subsequent processing. Pdf design and analysis of 150cc ic engine connecting rod. Numerical optimization on hot forging process of connecting rods. Closeddie forging technology and numerical simulation of. Connecting rod free download as powerpoint presentation. Forging is a metal working process in which useful shape is obtained in solid state by hammering or pressing metal. All our products widely used in automotive chassis, suspension, steering, transmission system, high. Connecting rods forged 4340 steel connecting rod material. Rod software free download rod top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. China connecting rodlink rodauto forging part, find details about china forging part, connecting rod from connecting rodlink rodauto forging part zhangjiagang aurui industry co. Sep 30, 2017 the material changes depending on the application. A connecting rod rough forging, free of lateral flash and including at least one bore initiator on the big end and on the small end, is manufactured by forging. Microsofts free reader application, or a booksized computer the is used solely as a.
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