Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MOULD FOR HOLLOW-STRUCTURED BOX BODY OF POLYMER AUDIO DEVICE AND AUDIO DEVICE BOX BODY MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/000818
Kind Code:
A1
Abstract:
Disclosed are a mould for a hollow-structured box body of a polymer audio device and an audio device box body manufacturing method using the mould. The mould comprises a fixing outer casing (1) and a silicone mould. The fixing outer casing (1) is detachably provided outside the silicone mould. The silicone mould comprises a mould cavity (21), a mould core (22) and a mould parting plate (23), wherein edges of the mould cavity (21) and edges of the mould core (22) are connected, and the mould parting plate (23) is provided along other edges of the mould cavity (21) and the mould core (22), and when the mould parting plate (23) of the mould cavity (21) and the mould core (22) is closed, the mould core (22) is inside the mould cavity (21), the clearance between the mould core (22) and the mould cavity (21) forms an injection cavity, and a pouring hole is provided on the injection cavity. The method comprises steps such as designing mould species, completing the mould, mixing ingredients, injecting, and vacuum forming. The mould fixes the mould core inside the mould cavity, and the inner cavity of the box body is formed by means of the mould to ensure that the wall of the box body is of a consistent thickness, and the method adds fillers and carbon fibres to resin, improving the density and the toughness of the box body.

Inventors:
CHEN, Jianxin (No.177, Xiadong Team Qiuli Village, Hankou Township, Guidong Count, Chenzhou Hunan 0, 423000, CN)
Application Number:
CN2016/086697
Publication Date:
January 05, 2017
Filing Date:
June 22, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
CHEN, Jianxin (No.177, Xiadong Team Qiuli Village, Hankou Township, Guidong Count, Chenzhou Hunan 0, 423000, CN)
International Classes:
B29C69/00; B29D22/00; H04R1/20
Foreign References:
CN104943187A2015-09-30
CN2334566Y1999-08-25
CN204367265U2015-06-03
CN203460370U2014-03-05
US4676731A1987-06-30
Attorney, Agent or Firm:
BEIJING KINGDOM LAW FIRM (Building 7, Liulitunxili Chaoyang District, Beijing 6, 100026, CN)
Download PDF: