Kobe Steel, Ltd.

Kobelco Construction Machinery Co., Ltd.

Takahiro Shinozaki

Yasumasa Kimura

Shin Iwasaki

Yoshimune Mori

Masashi Kawabata

Masaya Nishizawa

Eri Watanabe

Kiyotsuna Kuchiki

Tomonori Nakashita

Masashi Irie

There is provided a die plate, a resin machine, and a method of heating nozzles of the die plate that can suppress temperature unevenness of the nozzles and increase the temperature rise performance of the nozzles. The die plate includes a nozzle group including a plurality of nozzles through which molten resin passes, and a heating medium guidance part that guides a heating medium for heating a nozzle wall of each nozzle. The heating medium guidance part includes an inlet that receives the heating medium, an outlet that discharges the heating medium from a heating medium channel, and a guidance wall that defines a heating channel that causes the inlet and the outlet to be in communication with each other together with an outer peripheral surface of the nozzle wall of each of the plurality of nozzles.

Die plate, resin machine, and method of heating nozzles of die plate

The vibration of a cab deck as well as the mass of a deck supporting member is suppressed. A slewing frame of an upper slewing body includes a front plate connected to a second side plate. A cab deck is disposed on a front side of an engine deck with a gap between the cab deck and the engine deck. A deck supporting member is connected to the second side plate and the cab deck. When viewed along an up-and-down direction, a connection portion of the front plate to be connected to the second side plate is opposed to, in the lateral direction via the second side plate, a connection portion of the deck supporting member to be connected to the second side plate.

Upper slewing body

Growing community of inventors

Kobe, Japan

Takahiro Shinozaki