Zobrazeno 1 - 10
of 260
pro vyhledávání: '"Shigeru NAGASAWA"'
Publikováno v:
AIMS Materials Science, Vol 10, Iss 2, Pp 313-341 (2023)
This study reveals the crease deviation behavior through the developed forming simulation. A combination resistance model was expanded and applied to simulate the 180° folding process of a creased paperboard, using the shear-yield detaching resistan
Externí odkaz:
https://doaj.org/article/ad48e575eec9412b9574a0de83908213
Autor:
Shigeru Nagasawa, Tomoki Hosokawa
Publikováno v:
AIMS Materials Science, Vol 9, Iss 6, Pp 808-834 (2022)
This study reveals the bending formability of a polypropylene (PP) sheet indented by a perforation blade when changing the pitch of the dashed-ruled line and the indentation depth. Creasing is a folding method of a carton sheet in which a score (call
Externí odkaz:
https://doaj.org/article/87df86fb87414302b8c9bd65eceecd17
Autor:
Songtam Laosuwan, Shigeru Nagasawa
Publikováno v:
AIMS Materials Science, Vol 8, Iss 6, Pp 881-898 (2021)
This work aims to reveal the in-plane-compressive characteristics of Glass Fibre based single face corrugated Structure Sheet (GFSS) by developing a loading holder of the both ends of the panel of GFSS in the direction of the cross machine direction.
Externí odkaz:
https://doaj.org/article/3527b03196984463b284a1daffb21a50
Publikováno v:
AIMS Materials Science, Vol 7, Iss 5, Pp 518-533 (2020)
his study aims to estimate the shear strength of a ceramics plate using a round-notched specimen subjected to shearing-tool indentation. The proposed shear test of notched specimen had advantage of stable initiation and was applied to compare with tw
Externí odkaz:
https://doaj.org/article/1d2db46726af42379af5117c08ce1fff
Publikováno v:
AIMS Materials Science, Vol 7, Iss 1, Pp 75-92 (2020)
This work aims to reveal the tensile characteristics of Glass Fibre fabrics based single face corrugated Structure Sheet (GFSS) by developing a pressure-adjustable fixture in the machine producing direction of GFSS. In order to set the fixture quick-
Externí odkaz:
https://doaj.org/article/e5d1a8ace7bf4be1b42dc53400cc5505
Autor:
Shigeo YANABE, Shigeru NAGASAWA
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 87, Iss 904, Pp 21-00322-21-00322 (2021)
Distribution and change of roll stresses, slippage, web tension, and friction forces during winding rolls are investigated using commercial FEM software. The model used here is two dimensional and consists of an isotropic web and a rigid winding core
Externí odkaz:
https://doaj.org/article/3b3f96c0d72f4aaa9f8aee439ceab400
Publikováno v:
AIMS Materials Science, Vol 6, Iss 2, Pp 139-164 (2019)
This research was aiming to investigate cutting characteristics of Polystyrene square bars that were cut by three different type nippers. A pair of rotational-linked fixture of nipper arm was designed and developed for measuring the cutting load and
Externí odkaz:
https://doaj.org/article/8f08618b12b04481b1f3aa0c9555e38c
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 15, Iss 1, Pp JAMDSM0009-JAMDSM0009 (2021)
Packaging boxes are often sealed by a paperboard based flap and also processed so as to have a zipper band (pull tab) structure near the flap. The zipper band structure is used for opening the flap by tearing zipper dash lines which are cut off by us
Externí odkaz:
https://doaj.org/article/edf426f8d274477dbf15036ea47ca0d7
Autor:
Shigeo YANABE, Shigeru NAGASAWA
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 86, Iss 891, Pp 20-00219-20-00219 (2020)
Surface winding processes are simulated up to 49-70 laps by means of a FEM commercial software. The simulation model is composed of a flexible web with linear-isotropic nature, rigid core and rigid drum (or rigid two drums and a rider roll). Stress d
Externí odkaz:
https://doaj.org/article/528c92237c01478d9e5937a9fb722d8d
Effect of anvil profile on cutting characteristics of polystyrene bar subjected to wedge indentation
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 14, Iss 6, Pp JAMDSM0093-JAMDSM0093 (2020)
This research was aiming to investigate cutting characteristics of Polystyrene (PS) 3 mm square bars subjected to indentation of a center bevel (blade angle of 42°) steel blade and stacked on an AL anvil (underlay). To reveal the effect of contact w
Externí odkaz:
https://doaj.org/article/0dbf45740698467b8cf7a72c9e119c6f