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Title:
BELT CONVEYOR DEVICE
Document Type and Number:
Japanese Patent JP2011063351
Kind Code:
A
Abstract:

To provide a belt conveyor device capable of achieving a long service life of a belt and a drive device by controlling a position of a tension pulley of a carrier belt.

The carrier belt 55 is laid all over in order so as to return to a rear end pulley 53, a front end pulley 52, a drive auxiliary pulley 67, a drive pulley 65, a first tension pulley 69, a second tension pulley 73 and the rear end pulley 53, and the carrier belt 55 is constituted to be rotated by rotating the drive pulley 65 by a drive motor 66. A load of the carrier belt 55 is determined by an electric current supplied to the drive motor 66, and a pressure command signal is outputted to a pressure reducing valve 72 with a relief according to the determined load of the carrier belt 55, and the first tension pulley 69 is moved via a hydraulic cylinder 71 for tension, and the tension is applied in proportion to the load to the carrier belt 55.


Inventors:
TAKEMOTO KOICHI
SHIMADA KATSUHIKO
HIGAKI MASAMI
IWADATE TOMOYUKI
Application Number:
JP2009213862A
Publication Date:
March 31, 2011
Filing Date:
September 16, 2009
Export Citation:
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Assignee:
TCM CORP
International Classes:
B65G23/44; B65G21/14
Domestic Patent References:
JPH10231013A1998-09-02
JP4187429B22008-11-26
JPS4733193U1972-12-13
JPH0510324U1993-02-09
JPH03147614A1991-06-24
JPH05238529A1993-09-17
JPS4733193Y11972-10-06
JPH10231013A1998-09-02
JP4187429B22008-11-26
Attorney, Agent or Firm:
Yohei Harada
Yoshihiro Morimoto