85 Result(s)
within
Bernd-Arno Behrens
Industrial and Production Engineering
-
Article
Optical measurements and force measurements as a basis for predicting the tool life of forging dies
Wear due to thermal and mechanical stresses is one of the major causes of forging die failure. The assessment of die condition and the associated die life is usually based on experience. This paper presents a ...
-
Chapter and Conference Paper
Improving the Precipitation Hardness of Ductile Magnesium Alloys by Twin Roll Casting
The challenge implementing magnesium sheets as a lightweight material is to manufacture sheets with an acceptable formability at room temperature and sheet components with a suitable strength. The aim of this ...
-
Article
Open AccessSensitivity of process signals to deviations in material distribution and material properties of hybrid workpieces
Hybrid components, made of multiple materials, can meet the increasing demands for lightweight construction and functional integration in the automotive and aircraft industry. Hybrid semi-finished components a...
-
Article
Open AccessInvestigation of the altered influence of physical stress by the use of ergonomically optimized forging tongs
Work-related illnesses and the resulting employee absences can have a major impact on productivity and competitiveness, especially in small and medium-sized enterprises. Particularly in the forging industry, t...
-
Article
Open AccessAutomated design of multi-stage forging sequences for die forging
Forgings are produced in several process steps, the so-called forging sequence. The design of efficient forging sequences is a very complex and iterative development process. In order to automate this process ...
-
Chapter and Conference Paper
Do Additive Manufacturing Processes Enable More Sustainable Products? Circulation of Metallic Components Through Repair and Refurbishment by the Example of a Deep-Drawing Tool
Resource-efficient circular economy strategies can make a significant contribution to increase the environmental sustainability of products. Repair and refurbishment of damaged or obsolete components can be ac...
-
Article
Open AccessMaterial dependent surface and subsurface properties of hybrid components
Tailored forming is used to produce hybrid components in which the materials used are locally adapted to the different types of physical, chemical and tribological requirements. In this paper, a Tailored Formi...
-
Article
Open AccessInvestigation of the material combination 20MnCr5 and X45CrSi9-3 in the Tailored Forming of shafts with bearing seats
The Tailored Forming process chain is used to manufacture hybrid components and consists of a joining process or Additive Manufacturing for various materials (e.g. deposition welding), subsequent hot forming, ...
-
Article
Open AccessPerspectives on data-driven models and its potentials in metal forming and blanking technologies
Today, design and operation of manufacturing processes heavily rely on the use of models, some analytical, empirical or numerical i.e. finite element simulations. Models do reflect reality as best as their des...
-
Article
Open AccessClinching of inductively heated aluminum die casting
The aim of the investigations described in this article is to improve the clinching of aluminum die casting. The focus is on clinching an aluminum die casting alloy by local heat treatment and hence to join th...
-
Article
Open AccessInvestigation of the influence of the forming process and finishing processes on the properties of the surface and subsurface of hybrid components
Due to the increased integration of functions, many components have to meet high and sometimes contradictory requirements. One way to solve this problem is Tailored Forming. Here, hybrid semi-finished products...
-
Article
Open AccessInfluence of degree of deformation on welding pore reduction in high-carbon steels
Locally adapted properties within a machine component offer opportunities to increase the performance of a component by using high strenght materials where they are needed. The economic production of such hybr...
-
Article
Open AccessEnhancement of the interface of friction welded steel-aluminium joints
Lightweight multi-material components are of great importance for the transport industry. Not only the component’s weight can be decreased, but also its local properties can be adapted to different loading pro...
-
Article
Open AccessA design concept of active cooling for tailored forming workpieces during induction heating
The demand for lightweight construction is constantly increasing. One approach to meet this challenge is the development of hybrid components made of dissimilar materials. The use of the hybrid construction me...
-
Article
Open AccessProcess chain for the manufacture of hybrid bearing bushings
The current study presents a novel Tailored Forming process chain developed for the production of hybrid bearing bushings. In a first step, semi-finished products in the form of locally reinforced hollow profi...
-
Article
Open AccessPotential of process information transfer along the process chain of hybrid components for process monitoring of the cutting process
The production of hybrid components involves a long process chain, which leads to high investment costs even before machining. To increase process safety and process quality during finishing, it is necessary t...
-
Article
Open AccessNumerical investigations regarding a novel process chain for the production of a hybrid bearing bushing
This contribution deals with the numerical investigations to develop a novel process chain for hybrid solid components using Tailored Forming. For manufacturing a hybrid bearing bushing, co-extrusion is the fi...
-
Article
Open AccessIntegrated computational product and production engineering for multi-material lightweight structures
Within product development processes, computational models are used with increasing frequency. However, the use of those methods is often restricted to the area of focus, where product design, manufacturing pr...
-
Reference Work Entry In depth
Cross Wedge Rolling
-
Reference Work Entry In depth
Finite Element Analysis
