Pneumatic bearing structure

The utility model discloses a pneumatic bearing structure constitutes by supporting the cylinder, level setting about the cylinder axle that supports the cylinder is, wherein the cylinder axle with support the cylinder and adopt articulated form link bit in the foldable expansion bracket of the base left and right sides respectively, position between the top of foldable expansion bracket is equipped with the horizontal support board that the level set up, both sides along the top of adopting the bolt foldable expansion bracket that fixed connection is corresponding respectively of horizontal support board, the utility model discloses utilize to support foldable expansion bracket that the cylinder will rise immediately realize supporting fixed, through foldable expansion bracket setting inthe base left and right sides, increases it and bear pressure, and base both ends atress is even, increase of service life. 本实用新型公开了种气动支撑结构，由支撑气缸构成，所述支撑气缸的气缸轴呈左右水平设置，其中气缸轴和支撑气缸采用铰接形式分别连接位于底座左右两侧的折叠式伸缩架，所述折叠式伸缩架的顶端之间的位置设有水平设置的