Title:
【発明の名称】筒状押出成形品の厚み測定方法および厚み制御方法
Document Type and Number:
Japanese Patent JP3356346
Kind Code:
B2
Abstract:
PURPOSE:To rapidly and accurately measure the thickness of a cylindrical extrusion molded product in a state extruded from a mold. CONSTITUTION:The cylindrical extrusion molded product P extruded from a mold 20 is pressed and deformed by a contact element 40 before sent into a cooling device 30 and, on the basis of the correlation between the deformation quantity and pressing force calculated at this time and the thickness of the cylindrical extrusion molded product P, the thickness of the cylindrical extrusion molded product P can be measured on-line in an extrusion molding process.
Inventors:
Masaya Hirata
Kimiaki Nakata
Satoshi Abe
Kimiaki Nakata
Satoshi Abe
Application Number:
JP2514694A
Publication Date:
December 16, 2002
Filing Date:
February 23, 1994
Export Citation:
Assignee:
MATSUSHITA ELECTRIC WORKS,LTD.
International Classes:
B29C48/92; B29C48/32; B29L23/00; (IPC1-7): B29C47/92; B29C47/20; B29C47/86
Domestic Patent References:
| JP4981464A | ||||
| JP5377260A | ||||
| JP6211623A | ||||
| JP516024A |
Attorney, Agent or Firm:
Takehiko Matsumoto