نتایج جستجو برای: fixture design

تعداد نتایج: 961154  

Journal: :The International Journal of Advanced Manufacturing Technology 2022

Abstract Fixtures are commonly employed in production as work holding devices that keep the workpiece immobilized while machined. The workpiece’s deformation, which affects machining precision, is greatly influenced by positioning of fixture elements around workpiece. By locators and clamps appropriately, deformation might be decreased. Therefore, it required to model fixture–workpiece system’s...

Journal: :Automation in Construction 2022

One of the most critical issues related to current application virtual reality during design appraisal is inability have a collaborative environment where group geographically remote stakeholders can interact and communicate effectively in real-time. This paper addresses this shortcoming by proposing furniture, fixture equipment (COFFEE) that allows concurrent multi-users interact, collaborate ...

Journal: :Applied sciences 2021

Part tolerances and fixture layouts are two pivotal factors in the geometrical quality of a compliant assembly. The independent design optimization these for assemblies have been thoroughly studied. However, this paper presents dependency and, consequently, demand an integrated them. A method is developed order to address issue by utilizing variation simulation tools evolutionary algorithms. Th...

2013
Zeshan Ahmad Matteo Zoppi Rezia Molfino

The geometric errors in the manufacturing process can be reduced by optimal positioning of the fixture elements in the fixture to make the workpiece stiff. We propose a new fixture layout optimization method N-3-2-1 for large metal sheets in this paper that combines the genetic algorithm and finite element analysis. The objective function in this method is to minimize the sum of the nodal defle...

Journal: :IEEE Trans. Robotics and Automation 1997
Russell G. Brown Randy C. Brost

Modular fixturing kits are precisely machined sets of components used for flexible, shortturnaround construction of fixtures for a variety of manufacturing purposes. A modularvise is a parallel-jaw vise, where each jaw is a modular fixture plate with a regular grid of precisely positioned holes. A modular vise can be used to locate and hold parts for machining, assembly, and inspection tasks. T...

1998
Sundar Balasubramanian Alexei Elinson Jeffrey W. Herrmann Dana S. Nau

This paper describes a usefulness measure that supports ongoing work on a hybrid process planning approach that combines the best characteristics of both variant and generative process planning while avoiding their worst limitations. To specify the fixtures needed by a process plan for a new design, the hybrid approach must identify existing designs and process plans that have fixtures that can...

Journal: :International journal of engineering technology and management sciences 2023

Design and Development of Automation Loading Unloading to machine fixture” This Setup involves the use automation solution reduce operator fatigue increase efficiency. Industries in recent day concentrating on CNC machineries for mass production by replacing conventional lathes improve productivity, but loading unloading job carried over manual, However Present work, tool manufacturer are comin...

Introduction:One of the recommended methods for evaluation effectiveness of hearing protection is use the acoustic fixture accordance with standard ISO 4869-3. The aim of this study was evaluate the acoustic performance of fixture for using in noise reduction rate  tests of hearing protection devices in the laboratory. Methods: In this cross-sectional study , noise reduction rates o...

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