scholarly journals Analysis of Hot Stamping Tool Cooling System—A Case Study

Materials ◽  
2021 ◽  
Vol 14 (11) ◽  
pp. 2759
Author(s):  
Piotr Danielczyk ◽  
Ireneusz Wróbel

One of the important steps in the design of hot stamping tools is the analysis of their cooling system. This article presents an authorial, two-stage approach to solving this problem. The first stage consisted of a series of simulations of the hot stamping process in the Autoform package, with initial selection of shape and arrangement of cooling channels. These results allowed for the design of the tool for which the coupled thermal-flow analysis was carried out. The correctness of the adopted design assumptions has been confirmed by experimental tests. A trial series of drawpieces made in production conditions meet the requirements for hardness, mechanical properties, and appropriate microstructure. The presented procedure has become the practice of the drawpiece producers.

2014 ◽  
Vol 903 ◽  
pp. 163-168 ◽  
Author(s):  
Zahari Taha ◽  
Ahmad Razlan Yusoff ◽  
Mohamad Farid Mohamd Sharif ◽  
M. Ali Hanafiah Saharudin ◽  
Mohd Fawzi Zamri

In hot stamping, the tool cooling system plays an important role in optimizing the process cycle time as well as maintaining the tool temperature distribution. Since the chilled water is forced to circulate through the cooling channels, there is a need to find the optimal parameters of the cooling channels that will cool down the tool efficiently. In this research paper, the cooling channel parameters that significantly influence the tool cooling performance such as size of the cooling holes, distance between the cooling holes and distance between the cooling holes and the tool surface contour are analyzed using the finite element method for both static and thermal analysis. Finally the cooling performance of two types of materials is compared based on the optimized cooling channel parameters.


Proceedings ◽  
2021 ◽  
Vol 65 (1) ◽  
pp. 29
Author(s):  
Alessandro Pracucci ◽  
Sara Magnani ◽  
Laura Vandi ◽  
Oscar Casadei ◽  
Amaia Uriarte ◽  
...  

The nearly Zero Energy building (nZEB) renovation market is currently the key feature in the construction sector. RenoZEB aims to develop a systematic approach for retrofitting by assembling different technologies in a plug and play building envelope. This paper presents the methodology used to transform the RenoZEB concept in the design system. A multi-criteria decision matrix is used for the selection of the best façade technologies within the market while the analysis of the existing building conditions allows to develop a replicable approach for designing deep retrofitting intervention through a plug&play façade. The methodology appears to be a valuable support for the selection of technologies and allows to define a design guideline for the envelope.


Energy ◽  
2017 ◽  
Vol 141 ◽  
pp. 1750-1763 ◽  
Author(s):  
Na Deng ◽  
Rongchang Cai ◽  
Yuan Gao ◽  
Zhihua Zhou ◽  
Guansong He ◽  
...  

2008 ◽  
Vol 3 (3) ◽  
pp. 367-374 ◽  
Author(s):  
Heping Huang ◽  
Jun Bi ◽  
Xiangmei Li ◽  
Bing Zhang ◽  
Jie Yang

2014 ◽  
Vol 48 ◽  
pp. 290-299 ◽  
Author(s):  
Annamaria Buonomano ◽  
Francesco Calise ◽  
Gabriele Ferruzzi ◽  
Laura Vanoli

2008 ◽  
Vol 3 (4) ◽  
pp. 471 ◽  
Author(s):  
Tilak Raj ◽  
Ravi Shankar ◽  
Mohammed Suhaib ◽  
Suresh Garg ◽  
Yashvir Singh

2020 ◽  
Vol 2020 ◽  
pp. 1-16
Author(s):  
Shanshan Zha ◽  
Yu Guo ◽  
Shaohua Huang ◽  
Shengbo Wang

Facility layout in the manufacturing system is an elaborate production activity since multiple, uncertain, and conflicting factors would affect facility layout decisions. Selecting the best facility layout among alternatives is considered as a problematic multicriteria decision-making (MCDM) problem. Generally, the facility layout is evaluated by the MCDM method with redundant factors, separate weights, and independent relationships between factors. To overcome this defect, this paper intends to propose a hybrid fuzzy MCDM method with combination weight (CW) based on integration with Delphi, fuzzy ANP, Entropy, and fuzzy PROMETHEE (CW-DFAE-FP) to select the most suitable facility layout alternative in an aircraft assembly workshop. The application results indicate that this method can effectively obtain the most suitable alternative for facility layout selection. Furthermore, the comparative analysis with other MCDM methods verifies the effectiveness of the proposed method and reveals the selection of weight has an impact on final priority ranking. Finally, sensitivity analysis highlights the performance of the proposed method and provides strategic insights to identify the critical criteria for the best alternative in facility layout.


2014 ◽  
Vol 1063 ◽  
pp. 276-279 ◽  
Author(s):  
Xiang Dong Xian ◽  
Yi Lin Wang

This paper puts forward to develop a software tool for parametric design of cooling system of hot stamping die based on UGNX platform. The hot stamping die is divided into several modules based on the characteristics of design processes, including loading die template, designing working parts and designing cooling system. As the most important module, the functional characteristics and design processes of cooling system are mainly introduced, and the optimization design of cooling channels are analyzed based on parametric design of cooling system.


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