Mould rubber inlet runner structure for manufacturing plastic upper cover of display

• Main Author: KANG JIANBING
• Format: Patent
• Language: Chinese; English
• Published: 27.03.2013
• 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

The utility model discloses a mould rubber inlet runner structure for manufacturing a plastic upper cover of a display. The mould rubber inlet runner structure comprises a rubber filling hole connected with a plastic injecting machine, a rubber filling channel communicated with the cavities of a mould, and a cold well, wherein the rubber filling hole and the cold well are arranged on the rubber filling channel in a communicated way; the rubber filling channel is a Z-shaped channel and comprises an upper channel, a lower channel and a middle channel which form the Z-shaped channel; the upper channel and the lower channel are vertically arranged at the two ends of the middle channel in a communicated way; and the cold well is formed in a way that the two ends of the middle channel extend outward and linearly. According to the mould rubber inlet runner structure, the original direct rubber filling mode is replaced by the Z-shaped channel type rubber filling mode, and the cold well is configured, so that cold mat