Core sand filling device

• Main Author: JIANG RONGCHAO
• Format: Patent
• Language: Chinese; English
• Published: 23.06.2020
• Subjects: CASTING; FOUNDRY MOULDING; PERFORMING OPERATIONS; POWDER METALLURGY; TRANSPORTING

The utility model relates to the technical field of material supply equipment. The core sand filling device comprises a shell, the device comprises a core sand funnel and a controller, an outlet of the core sand funnel is connected with a spiral conveyor; an outlet of the spiral conveyor is connected with a negative pressure pipe, the controller is electrically connected with the spiral conveyor,a core sand bin is arranged above the core sand funnel, a sand falling opening is formed in the bottom of the core sand bin and located over the core sand funnel, and the sand falling opening is provided with a gate valve for controlling the falling speed of core sand. The sand adding device can be used for a long time after one-time sand adding, workers do not need to add sand frequently, and therefore the labor intensity of the workers is greatly reduced. 本实用新型涉及物料供给设备技术领域，尤其涉及一种芯砂加注装置，包括芯砂漏斗和控制器，所述芯砂漏斗的出口连接有螺旋输送机，所述螺旋输送机的出口连接有负压管，所述控制器与所述螺旋输送机电连接，所述芯砂漏斗的上方设置有芯砂仓，所述芯砂仓的底部设置有落砂口，所述落砂口位于所述芯砂漏斗的正上方，所述落砂口设置有控制芯砂下落速度的闸阀。