Results 101 to 110 of about 277,981 (344)

Presenting a New Method for High Speed Incremental Forming [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2012
Recently, incremental sheet metal forming (ISMF) process as one of the new methods in rapid prototyping collection has been considered by researchers.
M. Vahdati, A.R. Vahdati
doaj  

Vibration characterisation in new rotational vibration-assisted incremental sheet forming [PDF]

open access: yesMATEC Web of Conferences
An experimental study is conducted to measure vibrations of the deforming sheet induced by tool rotations in a newly developed incremental sheet forming (ISF) process, Rotational Vibration assisted ISF (RV-ISF).
Peng Wenxuan   +3 more
doaj   +1 more source

Design and analysis of a reconfigurable discrete pin tooling system for molding of three-dimensional free-form objects [PDF]

open access: yes, 2010
This paper presents the design and analysis of a new reconfigurable tooling for the fabrication of three-dimensional (3D) free-form objects. The proposed reconfigurable tooling system comprises a set of matrices of a closely stacked discrete elements (i ...
Koc, Bahattin   +2 more
core   +2 more sources

Safe, flexible and efficient sheet metal forming: formability - fracture, incremental sheet forming & rolling [PDF]

open access: yesInternational Journal of Material Forming, 2015
The 9th International Conference and Workshop on Numerical Simulation of 3D Sheet Metal Forming Processes (NUMISHEET) was held at the Hilton on the Park in Melbourne, Australia on Jan. 5–10, 2014. This conference series has been established as an international forum to assess the validity and the progress of state-of-the-art simulations as compared to ...
Banabic, Dorel   +2 more
openaire   +1 more source

MAGTWIST: A Magnetically‐Driven Rotary Actuator Using a Traveling‐Wave With Integrated Stiffness Tunability

open access: yesAdvanced Functional Materials, EarlyView.
MAGTWIST: A compact magnetic rotary actuator, enabling smooth, stepless rotation, and on‐demand locking. Inspired by peristalsis, a soft polymer belt generates a traveling‐wave, enabling 270° rotation when heated. Cooling stiffens the belt, locking it in position and enabling it to withstand high loads.
Simon Frieler   +3 more
wiley   +1 more source

Properties of Components with Incrementally Formed Gears

open access: yesMetals, 2019
The process class of sheet-bulk metal forming (SBMF) involves several advantages for the manufacture of functional components. Its incremental variant (iSBMF) enables a very flexible dimensioning of components. To treat the unfavorable manufacturing time
Sebastian Wernicke   +3 more
doaj   +1 more source

Terminus-driven retreat of a major southwest Greenland tidewater glacier during the early 19th century : insights from glacier reconstructions and numerical modelling [PDF]

open access: yes, 2014
Peer reviewedPublisher ...
Anker Weidick   +18 more
core   +5 more sources

Sustainable Catalyst‐Free PLG Networks: Recyclability, Biodegradability, and Functional Performance

open access: yesAdvanced Functional Materials, EarlyView.
A catalyst‐additive free covalent adaptable network is developed from star‐shaped poly(lactide‐co‐glycolide) cross‐linked with pyromellitic dianhydride, enabling internal carboxylic acid‐driven transesterification. The resulting biodegradable network exhibits mechanical robustness (Young's modulus ≈1.6 GPa), complete recyclability, rapid biodegradation
Lars Schwarzer   +2 more
wiley   +1 more source

Incremental sheet forming of thermoplastics: a review

open access: yesThe International Journal of Advanced Manufacturing Technology, 2020
Incremental sheet forming (ISF) is a promising flexible manufacturing process, which has been tested in sheet forming of various metallic materials. Although ISF-based forming of thermoplastics is relatively new, it has drawn considerable interests and ...
Hui Zhu, H. Ou, A. Popov
semanticscholar   +1 more source

Two‐Way Shape Memory Alloy and Polymer Composite Hybrid Smart Actuator With High Speed, Accuracy, and Reversible Deformation

open access: yesAdvanced Functional Materials, EarlyView.
Tailored thermo‐mechanical properties of shape memory polymer composites enable large reversible deformation as well as high actuation speed. Moreover, a structural design with curvature in the transverse direction achieves sub‐second actuation on heating and a larger recovery ratio on cooling. Finally, these newly developed smart two‐way actuators can
Dajeong Kang   +6 more
wiley   +1 more source

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