Title:
射出成形機
Document Type and Number:
Japanese Patent JP6700067
Kind Code:
B2
Abstract:
Provided is an injection molding machine in which it is possible to accurately detect an abnormality of a screw shaft before breakage of the screw shaft. An injection molding machine includes: a motion conversion mechanism (25) that includes a screw shaft (26) and a screw nut (27) which is screwed to the screw shaft (26), and converts rotation motion of a rotary motor (21) into linear motion of a movable member; and an inspection unit (60) that detects bending of the screw shaft (26).
Inventors:
Miyatake Tsutomu
Fukumura Hideo
Fukumura Hideo
Application Number:
JP2016036375A
Publication Date:
May 27, 2020
Filing Date:
February 26, 2016
Export Citation:
Assignee:
Sumitomo Heavy Industries Ltd.
International Classes:
B29C45/17; B22D17/20; B22D46/00
Domestic Patent References:
| JP2008111468A | ||||
| JP2000238106A | ||||
| JP2015094686A | ||||
| JP2014140891A |
Foreign References:
| US20140197561 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito