| 摘要 |
A sanding mechanism for a belt sander comprises a first set of sanding heads for sanding the upper surface of a workpiece passing therethrough, and a second set of sanding heads for sanding the bottom surface of the workpiece. The first and second sets of sanding heads each comprises a front sanding head disposed in a direction 30 DEG to 60 DEG relative to the workpiece feeding direction for primary sanding operation and a rear sanding head disposed in parallel with the workpiece feeding direction for a fine finish sanding operation. Each front sanding head including two rows of guide wheels bilaterally disposed at the bottom thereof for guiding the workpiece to move in the workpiece feeding direction.
|
