Jatinder Madan

Chandigarh College of Engineering and Technology | CCET · Mechanical Engineering Department

This paper is about the development of a system for product flow configuration selection for a reconfigurable manufacturing system (RMS) facing variations in product design and production volume. The system accounts for a multitude of factors, such as part and process parameters, manufacturing capabilities, operation clustering, in-line inspection,...

Objective: Investigating the effects of Deep Cryogenic Treatment (DCT) on the mass wear of 3D printed Thermoplastic Polyurethane (TPU) for application in knee spacers. Methods: Extrusion Temperature (ET), Print Speed (PS), Layer Thickness (LT), and Raster Orientation (RO), were the parameters used in this study. The mass wear of untreated and DCT T...

This paper presents the development of a supervised machine learning model to predict dimensional accuracy for different parts fabricated using fused deposition modeling (FDM) technique. Supervised learning models, namely, polynomial regression, decision trees, and random forest regression were used to predict the overall dimensional accuracy as we...

This paper proposes a mathematical model for choosing an economically sustainable set of reconfigurable machine tools (RMTs) for a manufacturing line considering sustainable manufacturing (SM) metrics. The model takes into account energy consumption cost as the environmental sustainability indicator and investment cost, and maintenance cost of RMTs...

This paper proposes a new metric for product flow configuration selection for reconfigurable manufacturing system (RMS) that considers nine industrially relevant important factors. The metrics for the identified factors are first proposed and a composite performance metric (CPM) that accounts for the nine factors is proposed to assess RMS performan...

A reconfigurable manufacturing system (RMS) quickly changes machine configurations to adapt to variations in demand related to volume of product and design. A decision of machine configuration change is taken after considering many factors, such as time, effort and cost. This research proposes a systematic approach for responsiveness assessment for...

We propose a systematic approach for product flow configuration selection for reconfigurable manufacturing system (RMS) that considers ten industrially relevant most important factors. The paper first defines performance metrics for the identified factors. A composite performance metric (CPM) has been proposed, which accounts for all ten-performanc...

Current practices in the industry require significant involvement of die-casting experts who have to consider industry best practices and knowledge of process physics besides reference to a number of databases is also required making it very time consuming and cumbersome exercise. The die-casting industry therefore requires a system that could help...

Design for manufacturing (DFM) is an important concept that helps to incorporate manufacturability considerations at early design stage. Development of automated DFM tools has become important especially when design and manufacturing are being done by different teams often distantly located. An automated system for design for manufacturability anal...

Powder metallurgy is an effective method to process the iron component in near net shape. In this paper, the influence of particle size, lubricant and compaction load on the physical and mechanical properties of the sintered iron–zinc stearate composite sample has been investigated. Atomized iron powders of particle size 100–200 and 200–300 mesh wi...

Multi-gates are often used in the die-casting die design to provide proper feed of the molten metal to the cavity for obtaining a sound casting. Although a number of systems for design of gating-systems are available they do not help much to design multi-gates. A computer aided system for gating-system for die-casting die-design with multi-gates is...

Die-design for the die-casting process is a time consuming and non-trivial task that requires domain knowledge and vast experience of a die-designer. Complexity of the die-design activity further increases in case of a multi-cavity die. In the present research work an attempt has been made to develop a computer-aided system, which facilitates desig...

The gating system design for a die-casting die is a non-trivial task that involves a number of steps and computations, in which many factors related to part design, material, and process need to be accounted. In case of a multi-cavity die-casting die, the non-triviality of the gating system design increases manifold. The main contribution of this a...

A method to assess and compare sustainability performance of alternative machining technologies is presented in this paper. The alternative machining technologies use different techniques for cooling of the tool and work-piece interface. The paper considers three technologies, conventional flood machining (CFM) that uses cooling lubricant fluids (C...

In an effort to make more sustainable decisions, industry seeks reliable methods to assess and compare sustainability for manufacturing. Sustainability characterization is intended to provide such a reliable method to access and track sustainability information. As a step towards developing a standard reference for sustainability characterization o...

This article describes automated identification, classification, division and determination of release direction of complex undercut features of die-cast parts. The proposed system uses the concepts of visibility and accessibility to identify undercut features from a B-rep model of a die-casting part. The undercut features are then classified using...

The parting line decision for die-cast parts is a non-trivial task, which depends upon a number of factors related to the part geometry and the die-casting process requirements. This is a crucial decision which not only affects the design and manufacturing of the die-casting die but the part manufacturing as well. Normally, a die-casting die-design...

The sustainability assessment of a product's manufacturing using a life cycle assessment tool utilizes the average sustainability performance of the manufacturing process. Because of using an average of sustainability performance, the crucial information related to manufacturing is lost. Therefore, such an assessment cannot be used to assess and co...

Presently available systems for sustainability assessment do not fully account for aspects related to a product’s manufacturing. In an effort to make more sustainable decisions, today’s industry seeks reliable methods to assess and compare sustainability for manufacturing. As part of the Sustainable Manufacturing program at the National Institute o...

One of the most familiar problem in reverse engineering for generating CAD model from point cloud of physical part is presence of deep and narrow holes. Triangulation is one of the important step for generating a CAD model in reverse engineering. Due to formation of incorrect triangulations along the boundary of a hole, reconstruction algorithms ar...

Design of gating system of a die-casting die is a non-trivial task, which depends on a number of parameters influenced by part design and die-casting alloy. Today, a lot of CAD/CAM tools are used for design, development and manufacturing of die-casting dies. However, design of a die-casting die and its gating system, still depend on a die-casting e...

Manufacturing industries lack the measurement science and the needed information base to measure and effectively compare environmental performances of manufacturing processes, across resources and associated services with respect to sustainability. The current use of ad hoc methods and tools to assess and describe sustainability of manufactured pro...

Design of gating system of a die-casting die is a non-trivial task, which depends on a number of parameters influenced by part design and die-casting alloy. Today, a lot of CAD/CAM tools are used for design, development and manufacturing of die-casting dies. However, design of a die-casting die and its gating system, still depend on a die-casting e...

The identification of the undercut features and design of side-cores for a die-casting part is a non-trivial task, which depends on part geometry and process requirements. This requires lot of time and effort of a die-casting die-design expert and also increases lead time, particularly in case of complex undercut features. By complex undercut featu...

Die-casting is one of the methods used to produce a large number of components with a good surface finish by injecting cast alloys into a metal mould under high pressure. The design of a die-casting die requires human expertise and is normally performed by trial and error, which leads to monetary and time losses. Automation at the initial die desig...

Manufacturing industries lack the measurement science and the needed information base to measure and effectively compare performance of manufacturing processes, resources and associated services with respect to sustainability. The current use of ad-hoc methods and tools to assess and describe sustainability of manufactured products do not account f...

Design of a die casting die is a nontrivial task, which depends upon a number of influencing factors related to material, part geometry, manufacturing resources, cost, delivery time, etc. Complexity of this die design activity further increases in case of a multicavity die. Currently available die design systems lack in the level of automation and...

Currently available sustainability analysis systems for the die-casting process primarily depend on the material properties and do not account for process information. As a result they are unable to assess or compare the sustainability of parts made using different process plans. In this paper, we propose a new computer-aided system named Sustainab...

Diecasting is one of the die-based forming methods which is used to manufacture large number of good quality parts in short time by high injection pressure of cast alloy. In reality die design of diecasting has been performed by die design experts, which is not well documented in books or literature. This study presents a systematic approach for ca...

In design of die-casting die, selection of parting line is time consuming and tedious work. Normally a die-casting engineer with considerable knowledge and experience of die-casting performs the task of parting line selection. There can be a number of possible parting lines for a given part. The die-casting engineer has to consider a number of conf...

Parting-direction selection for die-casting parts is an important decision, which affects further downstream activities like manufacturing. Selecting a suitable parting direction in die-casting is difficult as it is influenced by many factors based on shape, topology and manufacturing process. Normally it is decided by die-casting experts. There is...

Traditionally, design and manufacturing were treated as two separate stages and usually managed by different group of people in a sequential manner. This involves a lot of manual effort and longer time for process planning as well as product manufacturing. It has become important to achieve the integration of the design and manufacturing which mean...

Early cost estimate of a part is important information and forms a basis for preparing quotations, which are competitive from a market point of view. It is seen that a commonly adopted approach of variant cost estimation based only on geometric information of the component is not always accurate. This is also true in the case of die-cast parts. The...

Determining parting direction and parting line for die-cast parts is a nontrivial task that not only depends upon shape and topology of the part, but also on many process related factors. Normally, a die-casting expert decides parting direction and parting line, intuitively taking into account a large number of factors, and this process can be time...

Automated manufacturability analysis is an important tool with the designer which is meant to incorporate manufacturability aspects at initial stages of design. This paper deals with a system developed for automated manufacturability analysis for die-cast parts. Purpose of this system is to assist designers in their effort to come up with manufactu...