| 摘要 |
PURPOSE: A molding jig is provided to improve the working efficiency by including first and second jigs. CONSTITUTION: A molding jig comprises: a base unit(2); a first jig(4) which is extended from the base unit, is formed in cylindrical shape, and comprises a first supporter(3) supporting the inner plane of a mold; a second supporting unit(5) which supports an external plane of the mold and is coupled to the first jig at a certain position through a coupling unit; a second jig(6) which has a circular ring; and an upper jig(7) which is installed at an upper portion of the second jig and covers the upper plane with soils. |
