| 摘要 |
<p>A wrapping machine for bales of crop wraps stretchable film around the bales to seal the bales from atmosphere. The machine includes a turntable 17 rotatable about a vertical axis, and on the turntable are a pair of rollers 27, 28 rotatable about horizontal axes. Film dispensing means 12 is located adjacent the turntable to dispense film for wrapping the bales during their rotation about the vertical and horizontal axes. Film is dispensed at a controlled tension which can be adjusted by a hydraulic pump 37 driven through movement of the film, fluid from the pump passing through an adjustable valve 38.</p> |
