Front rolling brush die

• Main Authors: WANG CHENGPENG, YUAN GUOQIANG, JIA CHUNYAN, MO JINYING
• Format: Patent
• Language: Chinese; English
• Published: 08.08.2017
• 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

The invention discloses a front rolling brush die which comprises a first mold core, a second mold core and a demolding mechanism. The first mold core and the second mold core are oppositely arranged, the first mold core is internally provided with a first mold cavity used for molding the front section of a product, and the second mold core is internally provided with a second mold cavity used for molding the back section of the product; the demolding mechanism comprises an ejector sleeve needle assembly, a first driving device and a second driving device, the ejector sleeve needle assembly comprises an ejector sleeve and an ejector sleeve needle, and the first driving device is used for driving the first mold core to rotate and do straight reciprocating motion; the first driving device comprises a first oil cylinder, a first sliding block, a first screw, a first driving gear and a first driven gear; and the second driving device is used for driving the second mold core to rotate, and the second driving devic