Exhaust device and sand mold casting template

The invention discloses an exhaust device and a sand casting template. The exhaust device comprises a rigid mounting seat and a flexible rod body, the rigid mounting seat comprises a seat body connecting part and a mounting seat body which are connected with each other, the flexible rod body comprises a rod body connecting part and an exhaust rod body which are connected with each other, and the mounting seat body is detachably connected with the rod body connecting part. The sand mold casting template comprises a template body and the exhaust device, and the seat body connecting part is connected to the template body. The template exhaust device can elastically deform in the stress direction after being stressed and then recover, the service life of the template exhaust device is prolonged, interchangeability and maintainability are improved, and the arrangement difficulty of the rib plates of the sand box is reduced. 本发明公开了一种排气装置及砂型铸造模板。该排气装置包括刚性安装座和柔性棒体，刚性安装座包括相互连接的座体连接部和安装座体，柔性棒体包括相互连接的棒体连接部和排气棒体，安装座体与棒体连