Economic production of load-bearing sheet metal parts with printed strain gages by combining forming and screen printing

Economic production of load-bearing sheet metal parts with printed strain gages by combining forming and screen printing
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通过成型和丝网印刷相结合,经济生产带有印刷应变计的承重钣金零件

DOI:
10.1007/s12289-014-1165-z
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发表时间:
2015
影响因子:
2.4
通讯作者:
C. Gerlitzky
C. Gerlitzky
中科院分区:
材料科学3区
文献类型:
--
作者:
P. Groche;M. Ibis;C. Hatzfeld;A. Stöckigt;C. Gerlitzky

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本文论证了成形与丝网印刷相结合生产可测量应变的承重薄板零件的可行性。因此,在成形工艺之前,在金属薄板上印刷了两层:作为绝缘层的非导电层和基于导电银墨或导电碳墨的应变计。在丝网印刷工艺之后,在U-O弯曲实验中形成板材,以生产具有电功能的管段。在成形过程中,印刷应变片受到材料变形引起的机械载荷和刀具接触引起的表面应力的影响。成形实验结束后,在拉伸和压缩试验机上对印刷管段进行测试,以验证其功能性。尽管印刷应变计的精度不如传统的金属应变计,但对于许多具有中低精度要求的应用来说,它们的价格要便宜得多,而且精度也足够高。
This paper demonstrates the feasibilty of combining forming and screen printing for the production of load-bearing sheet metal parts, which are able to measure strains. Therefore, two layers were printed on sheet metals prior to the forming process: a nonconductive layer as insulation and strain gages based on conductive silver ink or conductive carbon ink. Subsequent to the screen printing process, the sheets were formed in U-O-bending experiments in order to produce tube sections with electrical functionality. During the forming process, the printed strain gages were subjected to mechanical loads caused by the deformation of the material and surface stresses due to tool contact. After the forming experiments, the printed tube sections were tested in a tension and compression testing machine to prove their functionality. Although the printed strain gages were not as accurate as conventional metallic strain gages, they are significantly cheaper and sufficiently accurate for many applications with low to medium precision requirements.
DOI: 10.1016/j.cirp.2008.03.024
发表时间: 2008
影响因子: 4.1
作者:
M. Schikorra;A. E. Tekkaya;M. Kleiner
通讯作者: M. Kleiner
DOI: 10.1016/j.cirp.2011.03.003
发表时间: 2011-01-01
影响因子: 4.1
作者:
Groche, P.;Tuerk, M.
通讯作者: Tuerk, M.