JPH039595U - - Google Patents

Description

[Brief explanation of the drawing]

1 to 10 show an embodiment of a speaker diaphragm according to the present invention, and FIG. 1 is an enlarged view of a woven fabric;
Fig. 2 is a forming process diagram, Fig. 3 is a schematic plan view showing a triaxially woven fabric, Figs. 4 to 8 are enlarged views showing other structural examples of the woven fabric, and Fig. 9 is a core FIG. 10 is a partially sectional perspective view of a diaphragm provided with a surface treatment layer. Figures 11 to 13 show the manufacturing process of a diaphragm by conventional woven fabric thermoforming process, Figure 11 is a schematic diagram of the resin coating process, and Figure 12 is a pre-preg 3
FIG. 13 is a schematic diagram of a shaft-woven fabric, and is a process diagram showing a thermoforming process. 1: Warp, 2: Weft, 3: Diagonal, 4: Thread made of reinforcing fiber, 5: Thermosetting resin or thermoplastic fiber, 6: Mold, 7: Thread made of thermoplastic fiber with fusibility , 7A, 7B: other thermoplastic fibers,
8: Composite yarn, 9: Natural fiber, 10: Resin prepreg fiber, 11: Core material, 12: Surface treated material layer,
S: woven fabric, SP: resin prepreg woven fabric, SD
: Woven fabric used in this invention, SK: Molded product,
SS: Speaker diaphragm.

Claims (1)

[Claims for Utility Model Registration] 1. In a speaker diaphragm formed by thermoforming a cloth material such as woven fabric, thermoplastic fibers having fusibility and fibers other than thermoplastic fibers are arranged in a predetermined manner. A diaphragm for a speaker, characterized in that the fibers are fused and bonded using the fusion properties of thermoplastic fibers by arranging them in order to form a cloth material and thermoforming the cloth material. structure. 2. The fabric material is a woven fabric in which yarns made of thermoplastic fibers having fusibility and fibers other than thermoplastic fibers are arranged in a predetermined order in the warp, weft, or diagonal. The structure of a speaker diaphragm according to claim 1. 3. The fabric material according to claim 1, wherein the fabric material is a woven fabric using a composite yarn consisting of thermoplastic fibers having fusibility and fibers other than the thermoplastic fibers as warp, weft, or diagonal yarns. Structure of speaker diaphragm. 4. The fabric material is a woven fabric using composite yarns made of thermoplastic fibers with fusibility and fibers other than the thermoplastic fibers, and yarns made of a single material as warp, weft, or diagonal yarns. The structure of a speaker diaphragm according to claim 1, characterized in that: 5. The structure of a speaker diaphragm according to claim 1, wherein the cloth material is a unidirectional cloth made of thermoplastic fibers having fusibility and fibers other than thermoplastic fibers. 6. Claim 1, wherein the cloth material is a unidirectional cloth in which threads made of thermoplastic fibers having fusibility and threads made of fibers other than thermoplastic fibers are arranged in a predetermined arrangement order. Structure of speaker diaphragm. 7 Thermoplastic fibers having fusibility and fibers other than thermoplastic fibers are arranged in a predetermined arrangement order to constitute a cloth material, and the cloth material is thermoformed to improve the fusibility of the thermoplastic fibers. A structure of a diaphragm for a speaker, characterized in that a diaphragm member in which each fiber is fused and bonded is attached to the front or back surface of a diaphragm core material. 8 Thermoplastic fibers having fusibility and fibers other than thermoplastic fibers are arranged in a predetermined arrangement order to form a cloth material, and the cloth material is thermoformed to improve the fusibility of the thermoplastic fibers. A structure of a speaker diaphragm characterized by laminating diaphragm members in which each fiber is fused and bonded.