Results 61 to 70 of about 9,590 (172)

Resultant geometric variation of a fixtured workpiece Part I: a simulation [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2006
When a workpiece is fixtured for a machining or inspection operation, the accuracy of an operation is mainly determined by the efficiency of the fixturing method. Variability in manufactured workpiece is hardly inevitable.
Supapan Sangnui Chaiprapat   +1 more
doaj  

Mathematical modeling and parametric identification of dynamic properties of mechanical subsystems tool and workpiece in turning process

open access: yesMATEC Web of Conferences, 2018
Research and modeling of dynamic structures of the subsystems tool and the workpiece is given continued attention. This is due to the fact that the analysis of the stability of the cutting process and the self-oscillation is necessary, first of all, to ...
Tung Pham Dinh
doaj   +1 more source

Surface Form Measurement and Analysis of a Cylindrical Workpiece with Microstructures

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2012
A measurement system is presented for the surface form measurement of a cylindrical workpiece with periodic microstructures generated on the outer surface of the workpiece.
Bin XU   +4 more
doaj   +1 more source

Anomaly Detection and Localization With State‐of‐the‐Art Deep Learning Models to Support Quality Inspection in Car Manufacturing

open access: yesEngineering Reports, Volume 8, Issue 3, March 2026.
This work presents a deep learning framework for sealant inspection in automotive manufacturing, leveraging synthetic data to address the scarcity of real defects. Integrated with state‐of‐the‐art deep learning methods, the approach enhances anomaly detection and localization, demonstrating practical applicability and robustness under real‐world ...
Francesco Manigrasso   +3 more
wiley   +1 more source

Numerical simulation and experimental investigation of microstructure and mechanical properties of flexible skew rolling TC11 alloy based on finite element model coupled with microscopic parameters

open access: yesJournal of Materials Research and Technology
In this study, the finite element model coupling with multiple internal-state-variable parameters was used to numerically investigate the forming and microstructure evolution of TC11 titanium alloy shafts formed by flexible skew rolling.
Pengni Feng   +6 more
doaj   +1 more source

Work in Progress: Use of Wood‐Based Inserts in Injection Molding

open access: yesEngineering Reports, Volume 8, Issue 3, March 2026.
The study investigates the suitability of wood‐based mold inserts for the production of small series in polymer injection molding, showing that specially modified materials like laminated beech and compressed bamboo are more promising than natural woods. The results indicate that reproducible components can be produced with these tools. ABSTRACT In the
David Grundmann   +6 more
wiley   +1 more source

Experimental Evaluation of Turning AISI 304 Using Minimum Quantity Lubrication With Vegetable‐Based Green Cutting Fluids

open access: yesMetalMat, Volume 3, Issue 1, March 2026.
This study experimentally evaluates the performance of eco‐friendly vegetable‐based cutting fluids—coconut, sunflower, and palm oils—during turning of AISI 304 stainless steel under minimum quantity lubrication. Palm oil exhibited superior lubrication and cooling characteristics, yielding the lowest cutting force, temperature, and surface roughness ...
Ranjith Ravindran Nair   +3 more
wiley   +1 more source

Feature - Based Approach to Automatic Fixturing System Planning For Uniform Polyhedra Workpiece

open access: yesAl-Khawarizmi Engineering Journal, 2019
This paper demonstrates the design of an algorithm to represent the design stages of fixturing system that serve in increasing the flexibility and automation of fixturing system planning for uniform polyhedral part.
Haidir Raheem Zghair   +5 more
doaj  

ANALYSIS OF STABILITY IN THE PROCESS OF MILLING THIN-WALLED WORKPIECE

open access: yesJixie qiangdu, 2018
In order to analyze the stability of the thin-walled milling system, a continuous beam model of spindle tool workpiece system is established, from which, the equivalent mass and stiffness are obtained from the end of cutter and workpiece, respectively ...
NONG ShengLong, GAO ShangHan, HUANG Yan
doaj  

Complicated workpiece shape machining using optimal target shape position and orientation on a multifunctional machine tool

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2018
In order to machine complicated workpiece shapes, it is essential for operators to avoid detrimental collisions between machine structures and workpieces. Therefore, a machine simulator based on 3D models is usually utilized prior to machining operations
Maho KUMANOTANI, Keiichi NAKAMOTO
doaj   +1 more source

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