JPH0426650U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の一実施例を示し、第１図は主要
部の一部断面正面図、第２図は第１図のＡ〜Ａ矢
視拡大図である。 ６……カバー、９……給気管。 The drawings show an embodiment of the present invention, and FIG. 1 is a partially sectional front view of the main part, and FIG. 2 is an enlarged view taken along arrows A to A in FIG. 1. 6...Cover, 9...Air supply pipe.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 模型板上の鋳枠に供給充填した鋳物砂に対して
これの上面から圧縮空気を吹き込み鋳物砂中を貫
流させたのち模型板から排出させて鋳物砂を予備
圧縮するようにした鋳型造型設備において前記圧
縮空気を前記鋳物砂上面に吹き込む生型造型設備
の圧縮空気吹込み装置であつて、前記鋳枠の上方
にこの鋳枠の上端開口部を気密に閉鎖可能なカバ
ー６を配設し、このカバー６を、上下方向に指向
する四角筒体とこの四角筒体の上端部を閉鎖する
蓋とで構成し、前記カバー６の蓋に、圧縮空気源
に連通可能な給気管９の複数個の下端部を、カバ
ー６の内面に沿つてほぼ等間隔をおいて臨ませて
接続したことを特徴とする生型造型設備の圧縮空
気吹込み装置。 In a mold making equipment in which compressed air is blown into the molding sand that has been supplied and filled into a molding flask on a model plate from the top of the sand, the air flows through the sand, and then is discharged from the model plate to pre-compress the molding sand. A compressed air blowing device for green molding equipment that blows the compressed air into the upper surface of the foundry sand, wherein a cover 6 is disposed above the flask to airtightly close the upper end opening of the flask; This cover 6 is composed of a vertically oriented rectangular cylinder and a lid that closes the upper end of the rectangular cylinder, and a plurality of air supply pipes 9 are connected to the lid of the cover 6 and can communicate with a compressed air source. A compressed air blowing device for green molding equipment, characterized in that the lower ends of the cover 6 are connected to each other so as to face each other at approximately equal intervals along the inner surface of the cover 6.