Deformation behavior in aluminum sheet metal stretch-expanding by CNC incremental forming process with ORIGAMI method.
نویسندگان
چکیده
منابع مشابه
Design and manufacture a novel tool in the incremental sheet metal forming process and its effects on the process parameters
One of the methods for making prototypes is incremental forming process. In this method, the forming tool, performs a pre-programmed movement by the CNC machine and runs the desired path. This modernization process is used in the automotive, aerospace, military, medical and other industries. One of the most influential parameters in this process is forming tool. This parameter is effective in f...
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In recent years the traditional sheet metal forming processes, suitable for high volume batches, do not correctly meet new market requirements characterised by high flexibility, reduced time-to-market, low cost for small batch production, etc. Moreover, they are not suitable for producing low cost prototypes and pre-series components. Thus new sheet metal forming techniques are very often requi...
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The effect of forming parameters during the incremental sheet forming process (ISF) was studied for a circular shape sheet part. ISF is known as a rapid prototyping method to produce sheet metal parts in a batch production series. ISF has found to be useful and advantageous which increases its application in industry. A CNC lathe machine was used in this study because it was easily programmed t...
متن کاملThe Effects of Forming Parameters on the Single Point Incremental Forming of 1050 Aluminum Alloy Sheet
The single point incremental forming (SPIF) is one of the dieless forming processes which is widely used in the sheet metal forming. The correct selection of the SPIF parameters influences the formability and quality of the product. In the present study, the Gurson-Tvergaard Needleman (GTN) damage model was used for the fracture prediction in the numerical simulation of the SPIF process of alum...
متن کاملAn overview of stabilizing deformation mechanisms in incremental sheet forming
In Incremental Sheet Forming (ISF) strains can be obtained well above the Forming Limit Curve (FLC) that is applicable to common sheet forming operations like deep drawing and stretching. This paper presents an overview of mechanisms that have been suggested to explain the enhanced formability. The difference between fracture limit and necking limit in sheet metal forming is discussed. The neck...
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ژورنال
عنوان ژورنال: Journal of Japan Institute of Light Metals
سال: 1998
ISSN: 0451-5994,1880-8018
DOI: 10.2464/jilm.48.163