We aim to provide a vast range of textbooks, rare and collectible books at a great price. Pdf design and analysis of deep drawing process on. Influence of process parameters in deep drawing pdf. Journal of engineering sciences, assiut university, faculty of engineering, vol. Development of a compact and flexible deep drawing module.
Data that has been imported, or calculated based upon imported informa on, are shown in responses with a gold background. The deep drawing process, as one of the most applicable sheet metal forming process, is widely used in many industries. However, the method requires high fluid pressure and punch loads. Pdf design and analysis of deep drawing process on angular. This thesis friction in deep dra wing considers some aspects of friction on the deep drawing process. Triform deep draw sheet hydroforming press animation youtube. The hydromechanical deepdrawing process has different performances during operation. Analysis of an axisymmetric deep drawn part forming using.
Cook basic engineering drawing pitman publishing ltd. Deep drawing draw ratio blank holder blank holder force tube hydroforming these keywords were added by machine and not by the authors. Blankingblanking is the process ofcutting the initial sheet coil stockinto round or shaped flatsrequired for deep drawing. Technical drawing is concerned mainly with using lines, circles, arcs etc. The design and control of a deep drawing process depends not only on the workpiece material, but also on the condition at the toolworkpiece interface, the mechanics of plastic deformation and the equipment used. Hydromechanical deep drawing of fuel tanks 2000010415 deep drawing with hydraulic counter pressure presents numerous advantages compared to conventional deep drawing. Appendix 6 deep drawing of a cylindrical cup patran 322 exercise workbook a63 model description. The deep drawing process involves a great deal of sliding of the sheet material along the tools. This newly updated edition focuses on the drawing skills and information that are vital to a successful career in drafting. Deep drawing of paper is the process in which a paper blank is placed over a female. This is the only book on machine drawing, incorporating the latest standards published. Detailed experimental and numerical analysis of a cylindrical.
Experimental analysis can be useful in analyzing the process to determine the process parameters that produce a defect free product, and the analyticalnumerical modeling can be used to model and analyze the process through all stages of deformation. Among the forming processes for producing conical parts, the most capable one is hydroforming deep drawing. Special considerations for deep drawing of aluminium sheet metal. The deep drawing of cylindrical cups has also been extensively studied see e. A study on doe methods for hydromechanical deep drawing process parameters article pdf available in applied mechanics and materials 217219. This process is experimental and the keywords may be updated as the learning algorithm improves. Simulation of aluminium sheet metal deep drawing at elevated. Through our work with acet we have helped give hundreds of young people in africa the vital chance to get an. It is a language of communication between architects and engineers, usually to convey information about the object.
He conducted deep drawing of irregular cups and used the slip line field slf theory to determine the optimum blank size. A new type of passivepressurized hydromechanical deepdrawing phdd tooling with two pistons is designed and manufactured. Limiting drawing ratioldr is the ratioofthe diameterofthe largestblankthat canbe successfully drawntothe diameterofthe punch. Deepdrawing operations are performed to produce a light weight, high strength, low density, and corrosion resistible product. Oct 26, 2012 nowadays, deep drawing is one of the most important processes for sheet metal forming, once it allows high rate of production with good quality and low cost per part. Deep drawing is affected by many factors such as material properties, tool geometry, lubrication etc. Our approach combines optimization scheme, design rules and numerical tests using finite element analysis incorporated with a. Here you can download engineering drawing book by n. These requirements will increase tendency of wrinkling and other failure defects in the product. Hydromechanical deep drawing with uniform pressure on the. There are mainly two methods of deep drawing analysis. Drawing tools nageswara rao posinasetti 1 february 6, 2012 2 february 6, 2012 sheet metal operations drawing is the process of making cups, shells, and similar articles from metal blanks. This book on machine drawing is written, following the principles of drawing, as recommended by bureau of indian standards bis, in their standards titled engineering drawing practice for schools and colleges. However, the real development began after the second world war.
Learn how and when to remove this template message. Engineering drawing, most commonly referred to as engineering graphics, is the art of manipulation of designs of a variety of components, especially those related to engineering. Hydromechanical deepdrawing is a capable process for producing complicated and taperedshaped stamping parts as well as parts which require excellent surface quality, i. If hd jun 06, 2014 animation hydromechanical deep drawing, geerts deepdrawing, the specialist in deep drawing metall. Talat lecture 3704 deep drawing 15 pages, 16 figures advanced level prepared by k.
Hydromechanical deepdrawing of fuel tanks 2000010415 deepdrawing with hydraulic counter pressure presents numerous advantages compared to conventional deepdrawing. A new type of passivepressurized hydromechanical deep drawing phdd tooling with two pistons is designed and manufactured. Hydromechanical deep drawing of cups with stepped geometries. Introduction deep drawing operation is frequently used in the. Engineering drawing, also called technical drawing and engineering graphics, is the. Under certain conditions, this sliding will cause friction between the tools and the material. Click on the link below to download the book click here download free. Mech 211, mechanical engineering drawing welcome to. All that you need in the way of technique for drawing is bound up in the technique of seeing that is, of understanding, which after all is mainly dependent on feeling. Shallow drawing for drawing deeper cups it is necessary to make specific provisions to confine the metal in order to prevent excess wrinkling of the edges. The ability of transferring complex features from the punch onto the blank surface with high deep drawing ratios is investigated. Based on the validated material data, a threedimensional lsdyna deep drawing simulation model of an example given in literature is set up.
Specifically, if the depth of the item created is equal to or greater than its radius, then the. Tech 1styear subject engineering graphics or engineering. It is also seen an increase in strain hardening index. The drawing force is limited by the stress which the workpiece material can support at the point where the punch curvature ceases. The prediction of these type of defects, as well as formability, are.
Deep drawing for a circular cup a initial stage and. Our approach combines optimization scheme, design rules and numerical tests using finite element analysis incorporated with a damage model. Engineering drawing text book by nd bhatt pdf latest. Teaching the most important fundamental laws governing deep drawing. Anwar 8 studied the hydroforming deep drawing process and claimed that complex shapes can be easily formed using the process. Wagner, institut fur umformtechnik, universitat stuttgart objectives. Modelling of contact and friction in deep drawing processes. Simulation of aluminium sheet metal deep drawing at.
Hydromechanical deep drawing technology was first developed in 1890. Download engineering drawing text book by nd bhatt pdf latest edition for b. Data that has been imported, or calculated based upon imported. A cup deep drawing example from literature is used for the validation of the simulation methods available in lsdyna. Hydromechanical deep drawing is a capable process for producing complicated and taperedshaped stamping parts as well as parts which require excellent surface quality, i. In sheet metal forming smf processes, such as deep drawing, friction plays an important role. These processes include hydroforming, hydromechanical deep drawing, aquadrawing, hydraulic deep drawing, the guerin process and the marform process. Hydromechanical deep drawing, geerts deep drawing and re. Jun 01, 20 deep drawing stationtypes blanking drawing piercing trimming 8. Engineering drawing text book by nd bhatt pdf latest edition. It primarily consists of sketching the actual component, for example, a machine, with its exact dimensions. The information contained in a drawing must be used to build an accurate componentsystem. Within this, cylindrical cups is one of the most widely studied deep drawing process since it allows analysing the effect of different process parameters in phenomena such as.
Friction in deep drawing technische universiteit eindhoven. Quintus technologies deep draw hydroforming press qfm 0. To obtain the best deep drawing parameter in reducing wrinkle and tearing during deep draw process. If you attempt to see in the way prescribed by any mechanical system of drawing, old or new, you will lose the understanding of the fundamental impulse. In this study, the effects of material properties and initial sheet thickness on forming and thickness reduction of the part were examined by using hydromechanical deep drawing assisted by radial pressure. Deep drawing using a novel hydromechanical tooling. Deep drawing is a sheet metal forming process in which a sheet metal blank is radially drawn. Publishers pdf, also known as version of record includes final page, issue and. Some of re searchers represent the following equations to evaluate thin ring plate behavior during deep drawing process by taking into account work hardening and thickness changes and strains during deep drawing of cylindrical cups 4447. The process parameters of the cylindrical cup deep drawing example are given in table 3. Check out the new look and enjoy easier access to your favorite features.
However, it is very important that the drawing produced to be accurate and clear. Nowadays, deep drawing is one of the most important processes for sheet metal forming, once it allows high rate of production with good quality and low cost per part. The hydromechanical deep drawing process can replace some other metal forming processes, because this process can improve the quality of the product without losing productivity. Coverage spans from basic to advanced aspects of engineering and industrial technology, providing readers with fundamental exposure to design and visualization for computer modeling, as well as the more traditional methods of technical drawing. Multistage deep drawing with ironing of alkilled aisi 1040. In this operation, forming of a flat metal sheet into a hollow or concave shape like a cup, is performed by stretching the metal in some. In a cabinet drawing, receding surfaces are drawn onehalf size. This example problem illustrates the use of multiple steps to model a complicated manufacturing procedure.
A study on doe methods for hydromechanical deep drawing. To investigate the effects of draw depth and blank holder force in deep drawing process. Fall 20 mech 211, mechanical engineering drawing welcome to. Numerous unconventional deep drawing techniques have recently been implemented that have helped increase the industrial uses of deep drawing. Read, highlight, and take notes, across web, tablet, and phone.