20150313319 | WIRE CLAMPING DEVICE - The present invention provides a wire clamping device that has a simple configuration and is operated in a simple manner so as to improve convenience of use and product productivity and durability. The present invention includes: a housing part provided with a ratchet-type gear on the inner circumference thereof and having a cylindrical inner surface; a reel part axially coupled to the inside of the housing part and arranged in a rotatable manner such that a wire is wound, and having a ratchet-type protrusion is formed in the upper portion thereof; an elevating cam part having a slide protrusion, which is coupled in a selectively elevating manner along the ratchet-type protrusion, formed in the lower portion thereof, an outer circumferential cam groove part formed on the outer circumference thereof, and an inner circumferential cam groove part formed on the inner circumference thereof; a cam driving unit in which a cam protruding part, which is coupled to the inner circumferential cam groove part so as to lift the elevating cam part during the unidirectional rotation, is formed; a cam base part having a guide cam part, which is inserted into the outer circumferential cam groove part so as to guide the elevation of the elevating cam part, formed on the inner circumference thereof and having a ratchet coupling part, the unidirectional rotation of which is restricted by the ratchet-type gear, provided on the outer circumference thereof; and a rotating cover coupled to the upper part of the cam driving unit so as to be rotated in an integral manner. | 11-05-2015 |