BARREL AND INJECTION MOLDER

To provide a barrel where a heating temperature of the barrel by a heater can be accurately measured.SOLUTION: A barrel 21 includes: a heater (19) heating a resin material injected between an inner peripheral face (21A) and a plasticizing screw (17) and built in a middle body part (21C) along a cent...

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Bibliographische Detailangaben
Hauptverfasser:	YOKOGAWA TAICHI, IRIE TAKEHIRO, KARIYA TOSHIHIKO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	To provide a barrel where a heating temperature of the barrel by a heater can be accurately measured.SOLUTION: A barrel 21 includes: a heater (19) heating a resin material injected between an inner peripheral face (21A) and a plasticizing screw (17) and built in a middle body part (21C) along a central axis (C); and a temperature sensor (30) measuring a temperature of the middle body part (21C) and built in the middle body part (21C) along the central axis in a different position from the heater (19).SELECTED DRAWING: Figure 1 【課題】ヒータによるバレルの加熱温度の測定を正確に行うことができるバレルを提供すること。【解決手段】本発明のバレル２１は、内周面（２１Ａ）と可塑化スクリュ（１７）の間に投入される樹脂材料を加熱する、軸方向（Ｃ）に沿って中実部（２１Ｃ）に内蔵される加熱ヒータ（１９）と、中実部（２１Ｃ）の温度を測定する、加熱ヒータ（１９）とは異なる位置において、中心軸線（Ｃ）に沿って中実部（２１Ｃ）に内蔵される温度センサ（３０）と、を備える。【選択図】図１