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Patent Searching and Data


Title:
METHOD FOR OPERATING A POWDER PRESS HAVING AN ATTITUDE CONTROL AND POWDER PRESS FOR CARRYING OUT THE METHOD
Document Type and Number:
WIPO Patent Application WO/2018/210448
Kind Code:
A3
Abstract:
The invention relates to a method for operating a powder press (1) having a control of the displacement of the driving cylinder (9-11 and 23-27; 2, 17;28) for at least the upper and lower tools (14, 15), wherein optionally either at least one servo pump (101-108) with in each case a drive motor (111) or at least one multi-way servovalve (117) is assigned to the respective drive cylinder, and wherein at least the rotational speed of the drive motor (111) and/or the switching position of the multi-way servovalve (117) is/are controlled by a control module (44), wherein a.) the controller structure of the control module (44, 44a) is composed of a two-degree-of-freedom controller, namely of a parallel connection consisting of an adaptive pilot control (67) and a conventional controller (70) with a closed control circuit, or b.) alternatively of an IMC control module (44a), namely of a series connection of a conventional controller (70) with a closed control circuit and of an adaptive pilot control (67).

Inventors:
LEIPRECHT GERD (DE)
IMHÄUSER KAI ARNE (DE)
Application Number:
PCT/EP2018/000263
Publication Date:
January 10, 2019
Filing Date:
May 17, 2018
Export Citation:
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Assignee:
COSATEQ GMBH (DE)
International Classes:
B30B11/00; B30B15/16
Foreign References:
DE29509762U11995-09-21
DE4315680A11994-11-10
US20040195715A12004-10-07
DE4203401A11992-11-12
EP2687359A12014-01-22
DE3425221A11985-01-24
JPH07232300A1995-09-05
Attorney, Agent or Firm:
RIEBLING, Peter (Lindau/ B., DE)
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