A INJECTION MOUDING FOR FORMING RIB OF SPACE

• Main Authors: KIM, CHANG HWA, SHIN, SANG MIN, KIM, CHUL MIN
• Format: Patent
• Language: English; Korean
• Published: 18.07.2012
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

PURPOSE: An injection mold for forming a rib in a space portion is provided to form a rib in the front space portion of a product by injecting melt resin to a rib forming groove. CONSTITUTION: An injection mold for forming a rib in a space part comprises an upper mold(100), a lower mold(200), and a slide core(300). The lower mold comprises a plurality of combining grooves(212) and rib forming grooves(214). The plurality of combining grooves is separated from the upper and lower portions of a front core(210). The rib forming grooves and the combining grooves are formed into one body. A plurality of projected portions(314) is formed in a surface(312) facing the front core of the lower mold. The plurality of projected portions is inserted in the combining groove of the lower mold and a rib is formed in the front space of a product(10).