Sawdust collector
First Claim
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1. A dust collecting apparatus for a cutting tool, comprising:
- a chip and dust separator;
chip and dust inlet means for said chip and dust separator;
gas and dust outlet means for said chip and dust separator;
a cutting tool safety cover including a vacuum duct and positioned adjacent the cutting area of said cutting tool;
a vacuum conveyor duct connecting said cutting tool safety cover and said vacuum duct to said inlet means to said chip and dust separator;
a fan;
a vacuum conveyor conduit means coupling said gas and dust outlet means of said chip and dust separator to the input of said fan;
a cyclone separator including an inlet, a clean air outlet, and a particle discharge chute;
a pneumatic conveyor conduit coupling the output of said fan to said input of said cyclone separator;
a dust storage container;
clean air conduit means connected to said clean air outlet and to said cover and said vacuum duct;
a first conduit coupling said particle discharge chute to said dust storage container;
a second conduit coupling said clean air conduit means to said first conduit whereby the particles from said particle discharge chute and a portion of the air in said clean air conduit means from said clean air outlet are mixed to form a fluid suspension.
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Abstract
The invention presented herein is a suction device for removing particles from the cutting area of a cutting tool via a duct arrangement including a large particle separator, a blower, a cyclone separator, a bypass means whereby a portion of the outlet air of the cyclone separator is used as a medium to transport particles separated by said cyclone separator and the remaining air outlet of said cyclone separator is recirculated to the cutting tool in the area of the vacuum pickup means.
178 Citations
5 Claims
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1. A dust collecting apparatus for a cutting tool, comprising:
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a chip and dust separator; chip and dust inlet means for said chip and dust separator; gas and dust outlet means for said chip and dust separator; a cutting tool safety cover including a vacuum duct and positioned adjacent the cutting area of said cutting tool; a vacuum conveyor duct connecting said cutting tool safety cover and said vacuum duct to said inlet means to said chip and dust separator; a fan; a vacuum conveyor conduit means coupling said gas and dust outlet means of said chip and dust separator to the input of said fan; a cyclone separator including an inlet, a clean air outlet, and a particle discharge chute; a pneumatic conveyor conduit coupling the output of said fan to said input of said cyclone separator; a dust storage container; clean air conduit means connected to said clean air outlet and to said cover and said vacuum duct; a first conduit coupling said particle discharge chute to said dust storage container; a second conduit coupling said clean air conduit means to said first conduit whereby the particles from said particle discharge chute and a portion of the air in said clean air conduit means from said clean air outlet are mixed to form a fluid suspension. - View Dependent Claims (2, 3, 4, 5)
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Specification