MOLD FOR INJECTION MOLDING AND MOLDED ARTICLE

• Main Author: FUJITO TAKAYUKI
• Format: Patent
• Language: English
• Published: 22.04.2013
• 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

PROBLEM TO BE SOLVED: To provide a mold for injection molding which can perform molding in a desired shape while maintaining a product function, and to provide a molded article.SOLUTION: A cavity C includes a first cylindrical cavity 31 for molding a cylindrical part, and a second annular cavity 32 which is communicated to one end side in an axial direction of the first cavity 31 and molds a flange part. The second cavity 32 is defined by a movable side recessed part 41 formed on a movable side template 23 out of templates 22, 23, and an upper surface 24 of a fixed side template 22. A projection molding part 51 which projects to an inside of the movable side recessed part 41 and surrounds an entire circumference of the first cavity 31 is formed on an inner circumference part of the upper surface 24 of the fixed side template 22.