Application of 3D Printing for Specific Tools

2016 ◽  
Vol 862 ◽  
pp. 316-323 ◽  
Author(s):  
Petr Zelený ◽  
Tomáš Váňa ◽  
Jaroslav Stryal

This article describes possibilities of utilizing 3D printing technologies for production of specific tools for sheet metal forming which would help to simplify and accelerate manufacturing of prototypes for the electronic industry.The article contains a number of technologies and their combinations. In conclusion, the most appropriate technology is determined along with implementation of the procedure into a production process.

Author(s):  
M.A. SEREZHKIN ◽  
D.O. KLIMYUK ◽  
A.I. PLOKHIKH

The article presents the study of the application of 3D printing technology for rapid tooling in sheet metal forming for custom or small–lot manufacturing. The main issue of the usage of 3D printing technology for die tooling was discovered. It is proposed to use the method of mathematical modelling to investigate how the printing parameters affect the compressive strength of FDM 3D–printed parts. Using expert research methods, the printing parameters most strongly affecting the strength of products were identified for further experiments. A method for testing the strength of 3D–printed materials has been developed and tested.


Mechanik ◽  
2018 ◽  
Vol 91 (12) ◽  
pp. 1078-1080
Author(s):  
Mariusz Krakowski ◽  
Jarosław Bartnicki

The paper deals with the drawing process by means of elastic tools. Numerical analysis of this kind of sheet metal forming were realized for chosen rib shapes. Changes of radius and rib height values were useful for technological parameters verification taking into consideration planned final parts geometry. In this work the comparison between numerical analysis results and laboratory research using 3D printing technology are presented.


Author(s):  
Daniil Klimyuk ◽  
Mikhail Serezhkin ◽  
Andrey Plokhikh

Procedia CIRP ◽  
2021 ◽  
Vol 103 ◽  
pp. 91-96
Author(s):  
Fabio Tondini ◽  
Ulfar Arinbjarnar ◽  
Alberto Basso ◽  
Chris Valentin Nielsen

2005 ◽  
Vol 6-8 ◽  
pp. 517-524 ◽  
Author(s):  
Hartmut Hoffmann ◽  
R. Hautmann ◽  
R. Petry

The manufacturing technique of driving is one of the oldest procedures for sheet metal forming and has been used in the ancient world for the production of copper pots and vases. This technique is still utilized for niche applications but today has lost its importance. The process of driving is almost completely carried out manually and thus is only appropriate for very small quantities or in case of failure of other production processes. Since individualization of products is strongly gaining in significance, forming processes have to be found, which are independent from expensive tools and equipment. Using driving as the process of choice to form sheet metal, the grade of automation of the forming process has to be increased. Numerically controlled driving, i.e. automated positioning and handling of the work piece during the production process, will need a conclusive simulation base. This paper provides results of the analysis of sheet steel angles formed by the driving sub groups of shrinking and stretching.


Author(s):  
Е. А. Фролов ◽  
В. В. Агарков ◽  
С. И. Кравченко ◽  
С. Г. Ясько

To determine the accuracy of the readjustable punches for separating operations (perforation + punching out) of sheet-metal forming, the accuracy parameters were analyzed using the random balance method using the method of experiment planning. Analytical dependencies are obtained to determine the values of deviation of the outer and inner contour dimensions of perforated and punched out sheet parts. From the dependencies obtained, it is possible to estimate and predict the value of deviation in the dimensions of the resulting part at any time during the operation of the punch. Practical recommendations on the calculation of the actuating dimensions of the working elements (stamping punch, matrix) of readjustable punches are offered.


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