Auto-scraping apparatus
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United States of America Patent
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Jun 11, 2013
Grant Date -
Feb 2, 2012
app pub date -
Jul 27, 2010
filing date -
Jul 27, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
An auto-scraping apparatus for a work piece of a hard rail has a tracking device, a driving device and a tool device. The tracking device has a connecting frame, a moving frame, a lifting frame and a tool frame. The moving frame is movably connected to the connecting frame. The lifting frame is movably connected to the moving frame. The tool frame is rotatably connected to the lifting frame. The driving device is connected to the tracking device and has two linear motion units and a rotating motion unit. One of the linear motion units drives the moving frame and the other linear motion unit drives the lifting frame. The rotating motion unit is mounted in the tool frame and has a rotating shaft. The tool device is detachably connected to the driving device and has a tool carrier and a relieving tool.
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