KR19990031638A - Vibration system integrated dynamic speaker and manufacturing method - Google Patents

Abstract

The present invention relates to a vibration system integrated dynamic speaker and a method for manufacturing the same, and in particular, the diaphragm body and the voice coil bobbin integrated part 910 manufactured by molding mold and injected into a plastic material, at the bottom of the voice coil bobbin 911 part The coil wire 920 is wound, and the first damper 930 and the second damper 940 are adhered to one side of the upper side, and the diaphragm body 912 is part of the diaphragm body and the voice coil bobbin integrated part 910. A first diaphragm edge 950 is attached to the end of the diaphragm body, and a second diaphragm edge 960 is attached to the end of the diaphragm body 912 in the diaphragm body and the voice coil bobbin integrated part 910. In addition, the diaphragm body and the voice coil bobbin integral part 910 includes a vibrometer integrated part 900 to which an input line 970 connected to the input terminal 800 is attached to the diaphragm body 912. It is characterized in that, the present invention by bonding the damper, voice coil wire, diaphragm edge and the input line to the diaphragm body and the voice coil bobbin integral part injected from a plastic material, by integrating it into a single part of the vibration system integral part, voice Since the coil bobbin and the rolling plate body are tightly bonded, abnormal noise does not occur, and the manufacturing cost is lowered because the expensive heat resistant adhesive is not used, and the manufacturing time is reduced.

Description

Vibration system integrated dynamic speaker and manufacturing method

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dynamic speaker, and in particular, a damper, voice coil wire, diaphragm edge, and input line may be bonded to a diaphragm body and a voice coil bobbin integrated part which are made of a plastic material to be integrated into a single part of the vibration system integrated part. It relates to a vibration system integrated dynamic speaker and a method of manufacturing the same.

In the conventional dynamic speaker, all parts are fixed with an adhesive. In particular, when the voice coil bobbin, the diaphragm body and the damper are fixed with the adhesive, abnormal sounds are generated when the whole is not fixed and the voice coil bobbin, the diaphragm body is fixed. And the point where the damper meets is where the heat generated from the voice coil directly transfers, and because the expensive heat-resistant adhesive must be used to endure the high input signal, the manufacturing cost increases, and the voice coil bobbin, diaphragm body and If the dampers do not meet in one place and are bonded together, the voice coil bobbin and the damper should be connected to the double after the voice coil bobbin and the diaphragm body to be connected, there is a problem that the manufacturing time increases.

The present invention is to solve the above-mentioned conventional problems, by bonding a damper, voice coil wire, diaphragm edge and the input line to the diaphragm body and the voice coil bobbin integral part injected from a plastic material, a single part of the vibration system integrated The present invention provides a vibrometer integrated dynamic speaker and a method of manufacturing the same, which can improve speaker performance by integrating a voice coil and a driving plate.

In order to achieve the above object, the present invention is a vibration system integrated dynamic speaker, the yoke of the bar shape extending a predetermined distance from top to bottom; A yoke extension portion extending a predetermined distance from the left middle point of the yoke vertically in a rectangular shape; A first permanent seat in the shape of a rectangle attached to the upper right side of the yoke and spaced apart from the upper side of the yoke extension by a predetermined distance; A second permanent seat having a rectangular shape attached to the lower right side of the yoke and spaced a predetermined distance from a lower side of the yoke extension portion; A rectangular first plate bonded to one side of the right side of the first permanent seat; A second rectangular plate attached to one side of the right side of the second permanent seat; A first frame joined to one side of the right side of the first plate; A second frame joined to one side of the right side of the second plate and symmetrically formed with the first frame; In the input terminal bonded to the outer center of the second frame, the voice coil wire is wound on the lower end of the voice coil bobbin portion of the diaphragm body and the voice coil bobbin integral part made of a molding mold and injected into a plastic material. A first damper, which is a part that is bonded to the first frame, is bonded to a side, and a second damper, which is a part that is bonded to the second frame, is attached to one side of the upper side, and the diaphragm body and the voice coil bobbin integrated part The first diaphragm edge is bonded to the end of the diaphragm body portion, and the first diaphragm edge is bonded to the first frame, and the second diaphragm edge is bonded to the end of the diaphragm body portion at the diaphragm body and the voice coil bobbin integral part. Bonded to the diaphragm body portion of the diaphragm body and the voice coil bobbin integral part. A vibrometer integrated portion to which an input wire connected to the input terminal is bonded; A first gasket adhered to the first diaphragm edge; A second gasket adhered to the edge of the second diaphragm; In the diaphragm body and the voice coil bobbin integral portion, characterized in that it comprises a dust cap adhered to the inner side of the diaphragm body portion.

In the method of manufacturing the present invention integrated vibration system dynamic speaker configured as described above, the voice coil wire is wound on the lower end of the voice coil bobbin portion in the diaphragm body and the voice coil bobbin integral part made of a molding mold and injected into a plastic material, A first damper, which is a part that is bonded to the first frame, is bonded to a side, and a second damper, which is a part that is bonded to the second frame, is attached to one side of the upper side, and the diaphragm body and the voice coil bobbin integrated part The first diaphragm edge is bonded to the end of the diaphragm body portion, and the first diaphragm edge is bonded to the first frame, and the second diaphragm edge is bonded to the end of the diaphragm body portion at the diaphragm body and the voice coil bobbin integral part. Bonded to the diaphragm body and the voice coil bobbin integral part Minutes in a first step 1 (S1) forming a single part integral parts of the vibration system that has been input line is bonded is connected to the input terminal; Bonding the first plate to the first frame and bonding the second plate to the second frame (S2); Bonding the input terminal to the first frame, adhering the first permanent magnet and the second permanent magnet onto the yoke, adhering the first plate to the first permanent magnet, and adhering the second plate to the second permanent magnet; A third step S3; In the voice coil bobbin integral part, the voice coil bobbin part is inserted into the yoke extension portion between the first plate and the second plate, and the edges of the first damper and the first diaphragm adhered to the vibration system integrated part are first. A fourth step (S4) of adhering to the frame and adhering the edge of the second damper and the second diaphragm adhered to the vibrometer integrated part to the second frame; A fifth step of adhering the first gasket to the edge of the first diaphragm, adhering the second gasket to the edge of the second diaphragm, and adhering the dust cap between the portion of the voice coil bobbin in the voice coil bobbin integral part (S5) It is characterized by consisting of.

1 is a side view showing the configuration of a vibration system integrated dynamic speaker according to an embodiment of the present invention,

2 is a view showing the configuration of a vibration system integrated part of the vibration system integrated dynamic speaker according to FIG.

3 is a view showing an embodiment of the diaphragm body and voice coil bobbin integrated part according to FIG.

4 shows this embodiment of the diaphragm body and voicecoil bobbin integral part according to FIG.

5 is a state diagram illustrating a state in which a voice coil wire is wound around the voice coil bobbin according to FIG. 2.

<Explanation of symbols for main parts of the drawings>

100: yoke 110: yoke extension

200: first permanent seat 300: second permanent seat

400: first plate 500: second plate

600: first frame 700: second frame

800: input terminal 900: integrated vibration unit

910: diaphragm body and voice coil bobbin integral part

911: voice coil bobbin 912: diaphragm body

913: protrusion 920: voice coil wire

930: the first damper 940: the second damper

950: first diaphragm edge 960: second diaphragm edge

970 input line 1000 first gasket

1100: second gasket 1200: dust cap

Hereinafter, the above-described contents will be described in detail through an embodiment according to the present invention.

1 and 2, the yoke 100 extends a predetermined distance from the top to the bottom, and the yoke extension 110 is vertical at a middle left point of the yoke 100. The first permanent seat 200 is bonded to the upper surface of the upper portion of the yoke 100 in a quadrangular shape, the first permanent seat 200 is a predetermined distance away from the upper side of the yoke extension 110. , The second permanent seat 300 is bonded to the right side of the lower portion of the yoke 100, is spaced a predetermined distance from the lower side of the yoke extension 110, the first plate 400 of the rectangle Is bonded to one side of the right side of the first permanent seat 200, the second plate 500 of the rectangular shape is bonded to one side of the right side of the second permanent seat 300, the first frame 600 Is bonded to one side of the right side of the first plate 400 The second frame 700 is bonded to one side of the right side of the second plate 500, and is formed to be symmetric with the first frame 600, and the input terminal 800 is the second frame 700. ) Is bonded to the outer center, the vibration system integrated part 900 is made of a molding mold and injected into the plastic material of the diaphragm body and voice coil bobbin integral part 910 in the lower part of the voice coil bobbin 911, the voice coil wire 920 is wound, and a first damper 930, which is a portion bonded to the first frame 600, is bonded to one side of the upper side, and a portion is bonded to the second frame 700, on one side of the upper side thereof. The second damper 940 is bonded, and the first diaphragm edge 950 bonded to the first frame 600 at the end of the diaphragm body 912 in the diaphragm body and the voice coil bobbin integrated part 910. Is bonded, the diaphragm body and boy A second diaphragm edge 960 is bonded to the end of the diaphragm body 912 in the coil bobbin integral part 910, and the diaphragm body and the voice coil bobbin integral part 910 are bonded to the second frame 700. ), An input line 970 connected to the input terminal 800 is attached to the diaphragm body 912, and the first gasket 1000 is attached onto the first diaphragm edge 950, and the second The gasket 1100 is bonded onto the second diaphragm edge 960, and the dust cap 1200 is bonded to one inner side of the diaphragm body 912 in the diaphragm body and the voice coil bobbin integrated part 910. This embodiment is constituted.

In addition, one embodiment of the diaphragm body and the voice coil bobbin integral part 900 is, as shown in Figure 3, to manufacture the diaphragm body and the voice coil bobbin integral part 900 in a molding mold to inject into a plastic material Therefore, at the point where the diaphragm body 912 and the voice coil bobbin 911 are bonded, the end portions of the diaphragm body 912 and the voice coil bobbin 911 are exactly matched so that the voice coil bobbin 911 does not rise upward. This Example is comprised by manufacturing.

Meanwhile, as shown in FIG. 4, the diaphragm body and the voice coil bobbin integrated part 900 include a dust cap inside the diaphragm body 912 of the diaphragm body and the voice coil bobbin integrated part 900. This embodiment is constituted by mounting a plurality of projections 913 symmetrically to facilitate the bonding to the diaphragm body 912.

Hereinafter, a manufacturing process of the vibration system integrated dynamic speaker configured as described above will be described with reference to FIGS. 1, 2, 3, 4, and 5.

First, a process of manufacturing the vibrometer integrated part 900 as a single part is made at the bottom of the voice coil bobbin 911 in the diaphragm body and the voice coil bobbin integrated part 910 manufactured by molding mold and injected into a plastic material. As shown in FIG. 2, the voice coil wire 920 is wound, and the first damper 930, which is a portion bonded to the first frame 600, is bonded to one side of the upper side, and the second frame ( A second damper 940, which is a part bonded to 700, is bonded.

In addition, the diaphragm body and the voice coil bobbin integral part 910 adhere the first diaphragm edge 950 bonded to the first frame 600 at the end of the diaphragm body 912, and the diaphragm body and voice A second diaphragm edge 960 bonded to the second frame 700 is attached to an end portion of the diaphragm body 912 in the coil bobbin integral part 910, and the diaphragm body and the voice coil bobbin integrated part 910. The input line 970 connected to the input terminal 800 is bonded to the diaphragm body 912 to form a single part of the vibrometer integrated part 900, thereby performing a preliminary work (S1).

Meanwhile, the first plate 400 is bonded to the first frame 600, the second plate 500 is bonded to the second frame 700 (S2), and input to the first frame 600. The terminal 800 is bonded, the first permanent magnet 200 and the second permanent magnet 300 are bonded to the yoke 100, and the first plate 400 is bonded to the first permanent magnet 200. Then, the second plate 500 is bonded to the second permanent magnet 300 (S3).

In addition, when the voice coil bobbin 911 portion of the diaphragm body and voice coil bobbin integrated part 910 is inserted into the yoke extension part 110 between the first plate 400 and the second plate 500. The first damper 930 and the first diaphragm edge 950 bonded to the vibrometer integrated part 900 are attached to the first frame 600, and the first adhesive 900 is attached to the vibrometer integrated part 900. A second amber 940 and a second diaphragm edge 960 are attached to the second frame 700 (S4).

Meanwhile, the first gasket 1000 is attached to the first diaphragm edge 950, the second gasket 1100 is attached to the second diaphragm edge 960, and the diaphragm body and the voice coil bobbin integral part ( In operation 910, the dust cap 1200 is bonded between the portions of the voice coil bobbin 911 (S5).

In addition, since the diaphragm body and the voice coil bobbin integrated part 900 are manufactured in a molding mold and injected into a plastic material, as shown in FIG. 3, the diaphragm body 912 and the voice coil bobbin 911 are bonded to each other. By accurately matching the end portions of the diaphragm body 912 and the voice coil bobbin 911 so that the voice coil bobbin 911 does not rise upward at the point, it is possible to avoid affecting the speaker performance.

Meanwhile, as illustrated in FIG. 4, the diaphragm body and the voice coil bobbin integrated part 900 have symmetrical projections 913 on the inside of the diaphragm body 912 of the diaphragm body and the voice coil bobbin integrated part 900. By attaching to, the dust cap 1200 may be easily adhered to the diaphragm body 912.

As described above, the vibration system integrated dynamic speaker of the present invention and a method for manufacturing the same are bonded to a damper body, a voice coil wire, a diaphragm edge, and an input line to a diaphragm body and a voice coil bobbin integral part which are made of a plastic material. By integrating with the vibrometer integrated part, it is firmly adhered by the integration of the voice coil bobbin and the rolling plate body, so that no abnormal noise is generated, and the manufacturing cost is lowered because the expensive heat-resistant adhesive is not used. Since the body and the damper are integrated, not only the manufacturing time for manufacturing the dynamic speaker is reduced, but also there is an effect of decreasing the characteristic change due to humidity due to the application of the plastic diaphragm.

Claims (4)

A rod-shaped yoke extending a predetermined distance from top to bottom; A yoke extension portion extending a predetermined distance from the left middle point of the yoke vertically in a rectangular shape; A first permanent seat in the shape of a rectangle attached to the upper surface of the upper portion of the yoke and spaced apart from the upper side of the yoke extension by a predetermined distance; A second permanent seat having a rectangular shape attached to the lower right side of the yoke and spaced a predetermined distance from a lower side of the yoke extension portion; A rectangular first plate bonded to one side of the right side of the first permanent seat; A second rectangular plate attached to one side of the right side of the second permanent seat; A first frame joined to one side of the right side of the first plate; A second frame joined to one side of the right side of the second plate and symmetrically formed with the first frame; In the input terminal bonded to the outer center of the second frame, the voice coil wire is wound on the lower end of the voice coil bobbin portion of the diaphragm body and the voice coil bobbin integral part made of a molding mold and injected into a plastic material. A first damper, which is a part that is bonded to the first frame, is bonded to a side, and a second damper, which is a part that is bonded to the second frame, is attached to one side of the upper side, and the diaphragm body and the voice coil bobbin integrated part The first diaphragm edge is bonded to the end of the diaphragm body portion, and the first diaphragm edge is bonded to the first frame, and the second diaphragm edge is bonded to the end of the diaphragm body portion at the diaphragm body and the voice coil bobbin integral part. Bonded to the diaphragm body portion of the diaphragm body and the voice coil bobbin integral part. A vibrometer integrated portion to which an input wire connected to the input terminal is bonded; A first gasket adhered to the first diaphragm edge; A second gasket adhered to the edge of the second diaphragm; And a dust cap adhered to an inner side surface of the diaphragm body portion in the diaphragm body and the voice coil bobbin integrated portion. The first damper is a part of the diaphragm body and the voice coil bobbin integral part manufactured by a molding mold and the voice coil bobbin integral part is wound on the lower part of the voice coil bobbin and bonded to the first frame on one side of the upper part. The first damper is bonded, the second damper is a portion that is bonded to the second frame on one side of the upper side, and the first frame is bonded to the first frame to the end of the diaphragm body portion in the diaphragm body and the voice coil bobbin integral part A diaphragm edge is bonded, and a second diaphragm edge is bonded to the end of the diaphragm body portion at the diaphragm body and the voice coil bobbin integral part, and a diaphragm is bonded at the diaphragm body and the voice coil bobbin integral part. Vibration system integral part to which the input line connected to the input terminal is bonded to the body portion A first step of forming a single component (S1) and; Bonding the first plate to the first frame and bonding the second plate to the second frame (S2); Bonding the input terminal to the first frame, adhering the first permanent magnet and the second permanent magnet onto the yoke, adhering the first plate to the first permanent magnet, and adhering the second plate to the second permanent magnet; A third step S3; A first damper and a first diaphragm edge bonded to the vibrometer integrated part by inserting a voice coil bobbin portion in the yoke extension portion between the first plate and the second plate in the diaphragm body and the voice coil bobbin integral part A fourth step (S4) of adhering the second frame and the second diaphragm edges, which are attached to the first frame and adhered to the vibrometer integrated part, to the second frame; A fifth gasket for adhering the first gasket to the edge of the first diaphragm, adhering the second gasket to the edge of the second diaphragm, and adhering the dust cap between the voicecoil bobbin portion at the diaphragm body and the voicecoil bobbin integral portion Method of manufacturing a vibration system integrated dynamic speaker comprising the step (S5). The method of claim 1, wherein the diaphragm body and the voice coil bobbin integral part is manufactured by exactly matching the end of the diaphragm body and the voice coil bobbin so that the voice coil bobbin does not rise upward at the point where the diaphragm body and the voice coil bobbin are bonded. Vibrometer integrated dynamic speaker, characterized in that. 2. The dynamic integrated speaker of claim 1, wherein the diaphragm body and the voice coil bobbin integrated part facilitate the attachment of the dust cap to the diaphragm body by mounting a plurality of protrusions symmetrically inside the diaphragm body. .