Patent ID: 7503357
Filing Date: 2009-03-17
Classification: B27C,Y10T

Abstract:
1. A swiftly adjusting device for a blade shaft of a planer, said device comprising: a blade shaft pivotally connected to a machine body of a planer and having a first end being fixed with a belt pulley for a belt extending around a spindle of a motor that is being fixed in said machine body, wherein said blade shaft being rotated by said pulley so that planing blades fixed on said blade shaft may plane a work; said machine body being provided with an adjusting hollow space formed in a front end of a left longitudinal side of the machine body; an adjusting member pivotally connected with a center of said adjusting hollow space wherein the adjusting member moves up and down in said adjusting hollow space, said machine body also provided with a curved recess formed in a front end of a right longitudinal side corresponding to said adjusting hollow space; said curved recess having a hole in a center of the curved recess wherein an elongate bolt passing upward through said hole from a lower portion of said machine body; said blade shaft having a second end pivotally connected with an adjusting bearing support; said adjusting bearing support received in said adjusting hollow space of said machine body; said adjusting bearing support having a bottom contacting an upper end of said adjusting member; said first end of said blade shaft pivotally connected with a bearing support; said bearing support received in said curved recess of said machine body; and said bearing support provided with a threaded hole in said bottom for a bolt to engage with.