DEVICE FOR LAUNCHING PIN CAPABLE OF CONTROLLING THE FALLING OF A MARKER AND A METHOD THEREOF FOR DISPLAYING THE PENETRATION LOCATION OF PIN ABOUT A CASTING WHILE LAUNCHING A PIN AND FOR MEASURING THE THICKNESS OF THE SOLIDIFIED LAYER OF A CASTING

摘要

PURPOSE: A device for launching pin capable of controlling the falling of a marker and a method thereof are provided to improve the safety of operator by falling a marker on a casting while launching a pin.;CONSTITUTION: A device(100) for launching pin capable of controlling the falling of a marker comprises a gunbarrel(110), a barrel(120) and a supporting unit(200). In the gunbarrel, a pin is loaded. In order to guide the pin launched in the gunbarrel is extended in the gunbarrel. The gunbarrel is formed in order that a marker(300) in which the center is opened is inserted. The supporting unit is movably combined in the gunbarrel while supporting the marker. The supporting unit cancels the supporting about the marker in order to fall a maker in one state according to the movement.;COPYRIGHT KIPO 2012