TWI386122B - Assembling method for electronic device - Google Patents

Description

Electronic device assembly method

The present invention relates to an assembly method of an electronic device, and more particularly to an assembly method of an electronic device capable of ensuring a stable connection between a wire and a metal terminal.

Conventional electronic devices are generally designed to be split into a plurality of components that can be assembled to each other due to their ease of assembly and manufacturing considerations. For example, in a two-piece design, the electronic device includes a first casing. The body and a second housing. When assembling the electronic device, other components (for example, wires with metal terminals and connectors soldered) are usually pre-assembled on the second casing to form half of the finished product, and then through other processing methods (such as Ultrasonic welding) integrally fixes the second housing to the first housing.

However, since the electric wire has been welded to the metal terminal first, when the second housing is ultrasonically welded, the electric wire and the metal terminal are subjected to high-speed ultrasonic vibration, so that the electric wire and the metal terminal are welded. A condition of breakage often occurs, resulting in a power supply (or signal) not being transmitted stably.

The reason is that the present inventors have felt that the above problems can be improved, and that the present invention has been deliberately studied and used in conjunction with the theory, and a present invention which is reasonable in design and effective in improving the above problems has been proposed.

A first object of the present invention is to provide a method of assembling an electronic device which can ensure that the welded portion of the electric wire and the metal terminal is not broken by the influence of ultrasonic welding.

A second object of the present invention is to provide a method of assembling an electronic device, which can solve the difficulty that the electric wire passes through the perforation of the second casing through the inside of the first casing and out of the first casing.

To achieve the above object, the present invention provides a method of assembling an electronic device, comprising the steps of: preparing a first housing having an opening and a second housing having a through hole, the second housing being The ultrasonic welding method is fixed to the first casing, so that the opening of the first casing and the perforation of the second casing communicate with the interior of the first casing; preparing a guiding line, the guiding wire The utility model comprises a first wire body and a soft sleeve. One end of the soft sleeve is connected to one end of the wire body, and the other end of the soft sleeve has a through hole; the end of the wire body connected with the soft sleeve is the second a perforation of the housing penetrates into the interior of the first housing, and then passes through the opening of the first housing; a wire is prepared, and one end of the wire is inserted into the through hole of the soft sleeve; a wire body of the lead wire, such that the wire is driven by the soft sleeve and penetrates into the interior of the first casing through the opening of the first casing, and then passes through the perforation of the second casing, and then the one end of the wire Removed from the soft sleeve; and prepare a metal terminal to which the metal terminal is soldered One end of the line.

The invention has the following beneficial effects: the invention can remove the variables of the ultrasonic welding procedure, and ensure that the welded portion of the electric wire and the metal terminal is not broken by the influence of the ultrasonic welding, so as to greatly improve the production yield and quality of the electronic device as a whole.

In order to further understand the technology, method and effect of the present invention in order to achieve the intended purpose, reference should be made to the detailed description and drawings of the present invention. The detailed description is to be understood as illustrative and not restrictive.

Referring to the first to third figures, the present invention provides a method for assembling an electronic device, including the following steps:

(1) preparing a first housing 10 and a second housing 20, wherein the first housing 10 is a hollow housing structure having a first opening 11 and a second surface on each of the top surface and the side surface The opening 12 is in communication with the interior of the first housing 10. The second casing 20 is a mushroom-shaped hollow cover in the present embodiment, but is not limited. The second housing 20 has a body 21 and a flange 22. The body 21 has a cylindrical shape and has at least one through hole 23. The flange 22 is annularly disposed at a peripheral position of the middle portion of the body 21 and has an outer diameter larger than the body 21.

The body 21 of the second housing 20 is fixed to the first opening 11 of the first housing 10 by means of ultrasonic welding, and the flange 22 is placed at a distance from the top surface of the first housing 10 Above.

(2) preparing a guide wire 30, the guide wire 30 includes a wire body 31 and a soft sleeve 32, wherein the outer diameter of the wire body 31 is smaller than the inner diameter of the through hole 23 and the second opening 12 and has Sufficient length to pass through the perforations 23 and the second opening 12. In this embodiment, the flexible sleeve 32 is a hollow circular tube body made of an elastic material and having an appropriate length, and has a first end 321 , a second end 322 , and a first end 321 and a first end The through hole 323 of the two ends 322.

One end of the wire body 31 is inserted and fixed to the first end 321 of the soft sleeve 32 to constitute the guide wire 30, so that the soft sleeve 32 can move synchronously with the wire body 31.

Referring to the third figure, one end of the linear body 31 to which the flexible sleeve 32 is connected is inserted into the interior of the first housing 10 through the through hole 23 of the second housing 20, and the first housing is further The second opening 12 of the 10 is passed out.

(3) preparing at least one electric wire 40, and inserting one end of the electric wire 40 into the second opening 12 of the first casing 10 after the wire body 31 is connected to the second casing 12 The through hole 323 of the second end 322 of the soft sleeve 32 (please refer to the fourth figure) allows the wire 40 to move synchronously with the guide wire 30.

The wire 40 includes a core wire 41 and an insulator 42 wrapped around the core wire 41. Both ends of the wire 40 are stripped to remove a portion of the insulator 42 to expose a portion of the core wire 41. When the electric wire 40 is inserted into the through hole 323 of the soft sleeve 32, the core wire 41 is inserted into the through hole 323 together with a part of the insulator 42.

In addition, the other end of the wire 40 that is not connected to the flexible sleeve 32 may be pre-connected with a connector 50, and the core wire 41 of the end is electrically connected to the conductive terminal 51 of the connector 50. The connector 50 is for abutting a mating connector (not shown) on a circuit board preset on the first housing 10. The conductive terminal 51 of the connector 50 is for contacting the conductive terminal of the mating connector. , thereby transmitting the signal.

(4) the other end of the wire body 31 that pulls the guide wire 30 and is not connected with the soft sleeve 32 moves away from the first casing 10, so that the wire 40 is driven by the soft sleeve 32. The second opening 12 of the first housing 10 penetrates into the interior thereof and is then passed through the through hole 23 of the second housing 20 (please refer to FIG. 5). Thereafter, one end of the wire 40 is The second end 322 of the flexible sleeve 32 is removed to expose the core wire 41 at the end (please refer to the sixth figure). Among them, the guide wire 30 separated from the electric wire 40 can be continuously reused.

(5) preparing a metal terminal 60, and soldering the metal terminal 60 to the core wire 41 exposed at one end of the wire 40 (please refer to the seventh figure), the metal terminal 60 is used in this embodiment as Terminal for charging, but not limited. It can also be a terminal for transmitting signals (not shown).

(6) after that, the wire body 31 of the electric wire 40 is pulled to move away from the first casing 10, so that the end of the wire 40 to which the metal terminal 60 is connected is the second casing 20 The through hole 23 penetrates into the inside of the first casing 10, and the metal terminal 60 is fixedly inserted (impeded into interference) in the through hole 23, and only the top surface of the metal terminal 60 is exposed (please refer to the eighth figure) Show). Thereby, the electronic device can be connected to a corresponding charging stand (not shown), and the top surface of the metal terminal 60 is in contact with the preset terminal of the charging stand, thereby achieving the effect of charging the electronic device.

In addition, the number of the electric wires 40 is determined according to the number of the metal terminals 60, and may be one or more. In the figure, two wires 40 and two metal terminals 60 are taken as an example, and the two wires 40 are not connected. The other ends of the flexible sleeves 32 are respectively connected to the two conductive terminals 51 of the same connector 50, but are not limited.

In addition, the soft sleeve 32 can also be self-processed by using a general heat shrinkable sleeve by first inserting one end of the wire body 31 into the heat shrinkable sleeve at an appropriate distance, and then inserting the heat shrinkable sleeve with the heat shrinkable sleeve The portion of the wire body 31 is heated to contract, and the heat shrinkable sleeve is fixed to one end of the wire body 31. Thereafter, an article (such as an electronic wire or other wire body) having the same outer diameter as the wire 40 is inserted into the other end of the heat shrinkable sleeve, and the portion is also contracted by heating to fix the other end of the heat shrinkable sleeve. For the item. Finally, the article is pulled out of the other end of the heat shrinkable sleeve to form the configuration of the through hole 323, that is, the preparation of the guide wire 30 is completed.

In addition, as shown in the first figure, the electronic device may further include a clamping seat 70 having a circular through hole 71 at the center of the clamping seat 70 for the body 21 of the second housing 20 to pass through. The holder 70 is rotatably disposed between the flange 22 of the second housing 20 and the top surface of the first housing 10. The holder 70 can be provided with a clamping structure (not shown). In order to facilitate the user to wear the electronic device to his body.

Therefore, the assembly method of the electronic device of the present invention has the following features and functions:

1. In the present invention, the second housing 20 is ultrasonically welded to the first housing 10, and the electric wire 40 to which the metal terminal 60 is not connected is more conveniently passed through the first housing by the guide wire 30. Between the 10 and the second casing 20, after the electric wire 40 is passed through the through hole 23 of the second casing 20, the metal terminal 60 is welded to the electric wire 40 to avoid the procedure of ultrasonic welding to the electric wire 40 and the metal. The terminal 60 is affected, thereby ensuring that the welded portion of the electric wire 40 and the metal terminal 60 is not broken by the influence of ultrasonic welding.

2. The present invention firstly guides the guide wire 30 through the first casing 10 and the second casing 20, and then uses the soft sleeve 32 of the guide wire 30 to interlock the wire 40, so that the wire 40 can be solved. The inside of the first housing 10 passes through the through holes 23 of the second housing 20 to pass out to the outside of the first housing 10.

3. The electric wire 40 of the present invention may be pre-connected with the connector 50 at the other end of the flexible sleeve 32 to be connected to the mating connector on the circuit board preset inside the first housing 10, and thereby The assembly steps of the electronic device are simplified to save manufacturing man-hours.

However, the above description is only a preferred embodiment of the present invention, and thus the scope of the present invention is not limited thereto, and the equivalent technical changes of the present specification and the contents of the drawings are all included in the present invention. Within the scope of the agreement, Chen Ming.

10‧‧‧First housing

11‧‧‧First opening

12‧‧‧Second opening

20‧‧‧ second housing

21‧‧‧ body

22‧‧‧Flange

23‧‧‧Perforation

30‧‧‧Guidelines

31‧‧‧Line body

32‧‧‧Soft casing

321‧‧‧ first end

322‧‧‧ second end

323‧‧‧through hole

40‧‧‧Wire

41‧‧‧core

42‧‧‧Insulator

50‧‧‧Connector

51‧‧‧Electrical terminals

60‧‧‧Metal terminals

70‧‧‧Clamping seat

71‧‧‧through holes

The first figure is an exploded perspective view of the first housing, the second housing, and the holder of the electronic device of the present invention.

The second drawing is a schematic view (1) of the assembly method of the electronic device of the present invention.

The third figure is a schematic view (2) of the assembly method of the electronic device of the present invention.

The fourth figure is a schematic view (3) of the assembly method of the electronic device of the present invention.

The fifth figure is a schematic view (4) of the assembly method of the electronic device of the present invention.

Figure 6 is a schematic view (5) of the assembly method of the electronic device of the present invention.

Figure 7 is a schematic view (6) of the assembly method of the electronic device of the present invention.

The eighth figure is a schematic view (7) of the assembly method of the electronic device of the present invention.

10. . . First housing

12. . . Second opening

20. . . Second housing

twenty one. . . Ontology

twenty two. . . Flange

twenty three. . . perforation

30. . . Lead wire

31. . . Line body

32. . . Soft casing

321. . . First end

322. . . Second end

323. . . Through hole

40. . . wire

41. . . Wire

42. . . Insulator

50. . . Connector

51. . . Conductive terminal

70. . . Clamping seat

Claims (7)

A method for assembling an electronic device includes the steps of: preparing a first housing having a second opening and a second housing having a through hole, wherein the second housing is ultrasonically welded to the second housing a casing, the second opening of the first casing and the perforation of the second casing are in communication with the interior of the first casing; a guiding wire is prepared, the guiding wire comprising a wire body and a soft body a sleeve, a first end of the flexible sleeve is connected to one end of the wire body, a second end of the soft sleeve has a through hole; the wire body is connected to one end of the soft sleeve and is the second a perforation of the housing penetrates into the interior of the first housing, and then passes through the second opening of the first housing; a wire is prepared, and one end of the wire is inserted into the through hole of the soft sleeve; The wire body of the guiding wire is driven by the soft sleeve to penetrate into the interior of the first casing through the second opening, and then penetrates through the perforation of the second casing, and then One end of the wire is removed by the soft sleeve; and a metal terminal is prepared, and the metal terminal is soldered to the wire End. The method of assembling an electronic device according to claim 1, wherein the first housing has a first opening communicating with an interior of the first housing, and the second housing is ultrasonically welded The method is fixed to the first opening. The method of assembling an electronic device according to claim 1, wherein after the step of soldering the metal terminal to one end of the wire, the method further comprises: pulling the wire away from the first casing, so that the wire is One end of the electric wire penetrates into the inside of the first casing through a through hole of the second casing, and the metal terminal is fixed to the through hole. The method of assembling an electronic device according to claim 1, wherein the soft sleeve is a hollow circular tube made of an elastic material. The method of assembling an electronic device according to claim 1, wherein the soft sleeve is made of a heat shrinkable sleeve. The method of assembling an electronic device according to claim 1, wherein a connector is connected to the other end of the wire. The method of assembling an electronic device according to claim 1, wherein the electric wire comprises a core wire and an insulator covering the core wire, and one end of the wire exposes a part of the core wire to be soldered to the metal terminal.