| 摘要 |
An injection molding apparatus is provided with a die having a hot nozzle, and a manifold formed by a hot runner. A communication passage that is in communication with the cavity is provided in the die, a concave portion defined at an end portion of the die, and the hot nozzle includes a nozzle body of a cylindrical shape that is inserted in the communication passage, and a flange portion that is formed at an end side of the nozzle body and is exposed outside of the communication passage, in which a band heater that heats the nozzle body is inserted between the communication passage and the nozzle body, and a ring heater that heats this flange is inserted in the concave portion and between the communication passage and the flange. |
