Shell, manufacturing mold and connector

Abstract

The utility model discloses a shell, a manufacturing die and a connector. The shell comprises an insulating outer shell and a shielding inner shell. And the shielding inner shell is formed by a conductive film adhered to the inner side of the insulating outer shell. According to the utility model, the production cost of the housing of the connector can be greatly reduced, and the manufacturing efficiency of the housing of the connector can be greatly improved.

Description

Technical Field

[0001] This utility model relates to a housing, and more particularly to a housing with shielding function.

[0002] This utility model also relates to a connector that includes the housing. Background Technology

[0003] In existing technologies, connectors typically include an insulating outer shell, a shielding inner shell, an insulator, and terminals. The terminals are fixed to the insulator, and the shielding inner shell is installed inside the insulating outer shell and fitted onto the insulator. In existing technologies, the shielding inner shell is usually a stamped part, which has a complex structure and needs to be installed inside the insulating outer shell, resulting in high connector costs and low production efficiency. Utility Model Content

[0004] The purpose of this utility model is to solve at least one aspect of the aforementioned problems and defects existing in the prior art.

[0005] According to one aspect of the present invention, a housing is provided. The housing includes an insulating outer shell and a shielding inner shell. The shielding inner shell is formed by a conductive film adhered to the inner side of the insulating outer shell.

[0006] According to an exemplary embodiment of the present invention, the conductive film is a copper foil or an aluminum foil.

[0007] According to another exemplary embodiment of the present invention, the thickness of the conductive film is 0.05 mm to 0.1 mm.

[0008] According to another exemplary embodiment of the present invention, a protrusion is formed on the inner side of the insulating shell, and the conductive film includes a wrapping portion that wraps around the protrusion.

[0009] According to another exemplary embodiment of the present invention, the insulating shell is a one-piece injection molded part.

[0010] According to another exemplary embodiment of the present invention, an adhesive is applied to the outside of the conductive film or the inside of the insulating shell, and the conductive film is adhered to the inside of the insulating shell by the adhesive.

[0011] According to another exemplary embodiment of the present invention, the conductive film includes: a first conductive film, which is adhered to the inner side of the peripheral wall of the insulating shell; and a second conductive film, which is adhered to the inner side of the end wall of the insulating shell.

[0012] According to another exemplary embodiment of the present invention, the two ends of the first conductive film are overlapped and bonded together, and the peripheral portion of the second conductive film is folded downward and overlapped and bonded to the first conductive film.

[0013] According to another exemplary embodiment of the present invention, the two ends of the first conductive film are overlapped and bonded together by an adhesive pre-coated on the first conductive film; the periphery of the second conductive film is overlapped and bonded to the first conductive film by an adhesive pre-coated on the outer side of the second conductive film.

[0014] According to another aspect of the present invention, a manufacturing mold is provided. The manufacturing mold is used to manufacture the aforementioned housing. The manufacturing mold includes: a base; and a forming portion located on the base. The forming portion is complementary to the interior of the insulating outer shell of the housing and has a plurality of vacuum suction holes formed thereon, the plurality of vacuum suction holes being used to adsorb a conductive film for forming a shielding inner shell of the housing onto the outer side of the forming portion.

[0015] According to an exemplary embodiment of the present invention, the molding part has a peripheral surface corresponding to the inner side of the peripheral wall of the insulating shell and a top surface corresponding to the inner side of the end wall of the insulating shell. The plurality of vacuum suction holes are evenly distributed on the peripheral surface and the top surface of the molding part to adsorb the conductive film onto the peripheral surface and the top surface of the molding part.

[0016] According to another exemplary embodiment of the present invention, a gas passage is formed in the base, and the gas passage is connected to a plurality of vacuum suction holes in the molding part.

[0017] According to another exemplary embodiment of the present invention, a recessed portion corresponding to a protrusion on the inner side of the insulating shell is formed on the molding portion, the recessed portion being used to form a wrapping portion of the conductive film for wrapping the protrusion.

[0018] According to another aspect of the present invention, a method for manufacturing a housing is provided. The method for manufacturing a housing includes the following steps:

[0019] S10: Provide the aforementioned manufacturing mold;

[0020] S20: Wrap the conductive film around the forming part of the manufacturing mold and use the vacuum suction hole to adsorb the conductive film onto the forming part; and

[0021] S30: The insulating shell is fitted onto the molding part of the manufacturing mold and the conductive film is adhered to the inner side of the insulating shell using an adhesive pre-formed on the outside of the conductive film or the inside of the insulating shell.

[0022] According to an exemplary embodiment of the present invention, step S20 includes:

[0023] S21: Wrap the first conductive film around the peripheral surface of the molding part and use the vacuum suction hole to adsorb the first conductive film onto the peripheral surface of the molding part;

[0024] S22: Overlap and bond the two ends of the first conductive film together;

[0025] S23: Wrap the second conductive film around the top surface of the molding part and use the vacuum suction hole to adsorb the second conductive film onto the top surface of the molding part; and

[0026] S24: Fold the periphery of the second conductive film downwards and overlap and adhere the periphery of the second conductive film to the first conductive film.

[0027] According to another exemplary embodiment of the present invention, the adhesive is pre-applied to the outer surfaces of the first conductive film and the second conductive film, the two ends of the first conductive film are overlapped and bonded together by the adhesive, and the periphery of the second conductive film is overlapped and bonded to the first conductive film by the adhesive.

[0028] According to another aspect of the present invention, a connector is provided. The connector includes: the aforementioned housing; and terminals disposed within the housing.

[0029] In the foregoing exemplary embodiments of the present invention, the shielding inner shell is formed by a conductive film adhered to the inner side of the insulating outer shell. The present invention can significantly reduce the production cost of connector housings and greatly improve the manufacturing efficiency of connector housings.

[0030] Other objects and advantages of the present invention will become apparent from the following description of the invention with reference to the accompanying drawings, and will help to provide a comprehensive understanding of the invention. Attached Figure Description

[0031] Figure 1 A perspective view of a manufacturing mold according to an exemplary embodiment of the present invention is shown;

[0032] Figure 2 The display shows that the first conductive film is wrapped around... Figure 1 A schematic diagram of the circumference of the manufacturing mold shown;

[0033] Figure 3 The display shows that the second conductive film is wrapped around... Figure 2A schematic diagram of the top surface of the manufacturing mold shown;

[0034] Figure 4 An exploded view of an insulating shell and a manufacturing mold covered with a conductive film, according to an exemplary embodiment of the present invention, is shown.

[0035] Figure 5 This diagram shows an assembly schematic of an insulating shell and a manufacturing mold covered with a conductive film according to an exemplary embodiment of the present invention.

[0036] Figure 6 A perspective view of a housing according to an exemplary embodiment of the present invention is shown;

[0037] Figure 7 This diagram shows an exploded view of the housing according to an exemplary embodiment of the present invention. Detailed Implementation

[0038] The technical solution of this utility model will be further described in detail below through embodiments and in conjunction with the accompanying drawings. In this specification, the same or similar reference numerals indicate the same or similar components. The following description of the embodiments of this utility model with reference to the accompanying drawings is intended to explain the overall inventive concept of this utility model and should not be construed as a limitation thereof.

[0039] Furthermore, in the following detailed description, numerous specific details are set forth for ease of explanation to provide a thorough understanding of the embodiments disclosed herein. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and apparatuses are illustrated to simplify the figures.

[0040] According to a general technical concept of this utility model, a housing is provided. The housing includes: an insulating outer shell and a shielding inner shell. The shielding inner shell is formed by a conductive film adhered to the inner side of the insulating outer shell.

[0041] According to another general technical concept of this utility model, a manufacturing mold is provided. The manufacturing mold is used to manufacture the aforementioned housing. The manufacturing mold includes: a base; and a forming part located on the base. The forming part is complementary to the interior of the insulating outer shell of the housing and has a plurality of vacuum suction holes formed thereon, the plurality of vacuum suction holes being used to adsorb a conductive film for forming the shielding inner shell of the housing onto the outer side of the forming part.

[0042] According to another general technical concept of this utility model, a manufacturing mold is provided. The manufacturing mold is used to manufacture the aforementioned housing. The manufacturing mold includes: a base; and a forming part located on the base. The forming part is complementary to the interior of the insulating outer shell of the housing and has a plurality of vacuum suction holes formed thereon, the plurality of vacuum suction holes being used to adsorb a conductive film for forming the shielding inner shell of the housing onto the outer side of the forming part.

[0043] According to another overall technical concept of this utility model, a shell manufacturing method is provided, comprising the following steps: providing the aforementioned manufacturing mold; wrapping a conductive film onto the forming part of the manufacturing mold and adsorbing the conductive film onto the forming part using the vacuum suction hole; and fitting an insulating shell onto the forming part of the manufacturing mold and adhering the conductive film to the inner side of the insulating shell using an adhesive pre-formed on the outer side of the conductive film or the inner side of the insulating shell.

[0044] According to another general technical concept of the present invention, a connector is provided. The connector includes: the aforementioned housing; and terminals disposed in the housing.

[0045] Figure 1 A perspective view of a manufacturing mold 1 according to an exemplary embodiment of the present invention is shown; Figure 2 The display shows that the first conductive film 21 is wrapped around... Figure 1 A schematic diagram of the peripheral surface 112 of the manufacturing mold 1 shown; Figure 3 The display shows that the second conductive film 22 is wrapped around... Figure 2 A schematic diagram of the top surface 113 of the manufacturing mold 1 shown; Figure 4 An exploded view of an insulating shell 3 and a manufacturing mold 1 covered with a conductive film 2, according to an exemplary embodiment of the present invention. Figure 5 This diagram shows an assembly schematic of an insulating shell 3 and a manufacturing mold 1 covered with a conductive film 2 according to an exemplary embodiment of the present invention.

[0046] Figure 6 A perspective view of a housing 300 according to an exemplary embodiment of the present invention is shown; Figure 7 This diagram shows an exploded view of a housing 300 according to an exemplary embodiment of the present invention.

[0047] like Figures 1 to 7 As shown, in an exemplary embodiment of this utility model, a housing is disclosed. The housing includes an insulating outer shell 3 and a shielding inner shell 2. The shielding inner shell 2 is formed by a conductive film 20 adhered to the inner side of the insulating outer shell 3.

[0048] like Figures 1 to 7As shown in the illustrated embodiment, the conductive film 20 is a copper foil, aluminum foil, copper alloy foil, aluminum alloy foil, or other metal foil.

[0049] like Figures 1 to 7 As shown in the illustrated embodiment, the thickness of the conductive film 20 is 0.05 mm to 0.1 mm.

[0050] like Figures 1 to 7 As shown, in the illustrated embodiment, a protrusion 3a is formed on the inner side of the insulating shell 3. For example, this protrusion 3a can be used to engage with a groove on a connector terminal holder (not shown) to position the terminal holder. The conductive film 20 includes a covering portion 2a that covers the protrusion 3a of the insulating shell 3.

[0051] like Figures 1 to 7 As shown in the illustrated embodiment, the insulating shell 3 is a one-piece injection molded part. This improves manufacturing efficiency and reduces manufacturing costs.

[0052] like Figures 1 to 7 As shown in the illustrated embodiment, an adhesive is applied to the outside of the conductive film 20 or the inside of the insulating shell 3, and the conductive film 20 is adhered to the inside of the insulating shell 3 by the adhesive.

[0053] like Figures 1 to 7 As shown in the illustrated embodiment, the conductive film 20 includes a first conductive film 21 and a second conductive film 22. The first conductive film 21 is adhered to the inner side of the peripheral wall 31 of the insulating shell 3. The second conductive film 22 is adhered to the inner side of the end wall 32 of the insulating shell 3.

[0054] like Figures 1 to 7 As shown in the illustrated embodiment, the two ends 21a of the first conductive film 21 are overlapped and bonded together, and the peripheral portion 22a of the second conductive film 22 is folded downward and overlapped and bonded to the first conductive film 21.

[0055] like Figures 1 to 7 As shown in the illustrated embodiment, the two ends 21a of the first conductive film 21 are overlapped and bonded together by an adhesive pre-coated on the first conductive film 21. The peripheral portion 22a of the second conductive film 22 is overlapped and bonded to the first conductive film 21 by an adhesive pre-coated on the outer side of the second conductive film 22.

[0056] like Figures 1 to 7As shown, in another exemplary embodiment of this utility model, a manufacturing mold 1 is also disclosed. This manufacturing mold 1 is used to manufacture the aforementioned housing 300. The manufacturing mold 1 includes a base 10 and a forming portion 11. The forming portion 11 is located on the base 10. The forming portion 11 is complementary to the interior of the insulating outer shell 3 of the housing 300. A plurality of vacuum suction holes 111 are formed on the forming portion 11 of the manufacturing mold 1. The plurality of vacuum suction holes 111 are used to adsorb the conductive film 20 used to form the shielding inner shell 2 of the housing 300 onto the outer side of the forming portion 11.

[0057] like Figures 1 to 7 As shown in the illustrated embodiment, the forming part 11 of the manufacturing mold 1 has a peripheral surface 112 corresponding to the inner side of the peripheral wall 31 of the insulating shell 3 and a top surface 113 corresponding to the inner side of the end wall 32 of the insulating shell 3. A plurality of vacuum suction holes 111 are evenly distributed on the peripheral surface 112 and the top surface 113 of the forming part 11 to adsorb the conductive film 20 onto the peripheral surface 112 and the top surface 113 of the forming part 11.

[0058] like Figures 1 to 7 As shown, in the illustrated embodiment, a gas passage (not shown) is formed in the base 10, and the gas passage communicates with a plurality of vacuum suction holes 111 in the forming part 11. The gas passage has an inlet for connection to a vacuum device (not shown).

[0059] like Figures 1 to 7 As shown in the illustrated embodiment, a recess 114 corresponding to the protrusion 3a on the inner side of the insulating shell 3 is formed on the molding portion 11. This recess 114 is used to form a wrapping portion 2a of the conductive film 20 for wrapping the protrusion 3a.

[0060] like Figures 1 to 7 As shown, in another exemplary embodiment of this utility model, a method for manufacturing a housing is also disclosed. This housing manufacturing method includes the following steps:

[0061] S10: Provide the aforementioned manufacturing mold 1;

[0062] S20: The conductive film 20 is wrapped around the forming part 11 of the manufacturing mold 1 and the conductive film 20 is adsorbed onto the forming part 11 using the vacuum suction hole 111; and

[0063] S30: The insulating shell 3 is fitted onto the molding part 11 of the manufacturing mold 1 and the conductive film 20 is adhered to the inner side of the insulating shell 3 using an adhesive pre-formed on the outer side of the conductive film 20 or the inner side of the insulating shell 3.

[0064] like Figures 1 to 7 As shown, in the illustrated embodiment, the aforementioned step S20 includes:

[0065] S21: Wrap the first conductive film 21 around the peripheral surface 112 of the molding part 11 and use the vacuum suction hole 111 to adsorb the first conductive film 21 onto the peripheral surface 112 of the molding part 11.

[0066] S22: Overlap and bond the two ends 21a of the first conductive film 21 together;

[0067] S23: Wrap the second conductive film 22 around the top surface 113 of the molding part 11 and use the vacuum suction hole 111 to adsorb the second conductive film 22 onto the top surface 113 of the molding part 11; and

[0068] S24: Fold the peripheral portion 22a of the second conductive film 22 downwards and overlap and adhere the peripheral portion 22a of the second conductive film 22 to the first conductive film 21.

[0069] like Figures 1 to 7 As shown in the illustrated embodiment, the aforementioned adhesive is pre-applied to the outer surfaces of the first conductive film 21 and the second conductive film 22. The two ends 21a of the first conductive film 21 are overlapped and bonded together by the adhesive, and the peripheral portion 22a of the second conductive film 22 is overlapped and bonded to the first conductive film 21 by the adhesive.

[0070] like Figures 1 to 7 As shown, in another exemplary embodiment of this utility model, a connector is also disclosed. The connector includes the aforementioned housing 300 and terminals (not shown). The terminals are disposed in the housing 300.

[0071] Those skilled in the art will understand that the embodiments described above are exemplary and can be improved upon. The structures described in the various embodiments can be freely combined without causing structural or principle conflicts, and these changes should fall within the protection scope of this utility model.

[0072] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation thereof.

[0073] While some embodiments of the general concept of this utility model have been shown and described, those skilled in the art will understand that changes may be made to these embodiments without departing from the principles and spirit of the general concept of this utility model, the scope of which is defined by the claims and their equivalents.

[0074] It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude multiple elements. Furthermore, any reference numerals in the claims should not be construed as limiting the scope of this invention.

Claims

1. A housing, characterized in that, include: Insulating shell (3); and The shielding inner shell (2) is formed by a conductive film (20) adhered to the inner side of the insulating outer shell (3). A protrusion (3a) is formed on the inner side of the insulating shell (3), and the conductive film (20) includes a wrapping portion (2a) that wraps the protrusion (3a).

2. The housing according to claim 1, characterized in that: The conductive film (20) is a copper foil or an aluminum foil.

3. The housing according to claim 1, characterized in that: The thickness of the conductive film (20) is 0.05 mm to 0.1 mm.

4. The housing according to claim 1, characterized in that: The insulating shell (3) is an integral injection molded part.

5. The housing according to claim 1, characterized in that: An adhesive is applied to the outside of the conductive film (20) or the inside of the insulating shell (3), and the conductive film (20) is adhered to the inside of the insulating shell (3) by the adhesive.

6. The housing according to claim 1, characterized in that: The conductive thin film (20) comprises: The first conductive film (21) is adhered to the inner side of the peripheral wall (31) of the insulating shell (3); and The second conductive film (22) is attached to the inner side of the end wall (32) of the insulating shell (3).

7. The housing according to claim 6, characterized in that: The two ends (21a) of the first conductive film (21) are overlapped and bonded together, and the periphery (22a) of the second conductive film (22) is folded downward and overlapped and bonded to the first conductive film (21).

8. The housing according to claim 7, characterized in that: The two ends (21a) of the first conductive film (21) are overlapped and bonded together by an adhesive pre-coated on the first conductive film (21); The peripheral portion (22a) of the second conductive film (22) is overlapped and bonded to the first conductive film (21) by an adhesive pre-coated on the outer side of the second conductive film (22).

9. A manufacturing mold for manufacturing the housing (300) according to any one of claims 1-8, characterized in that, The manufacturing mold (1) includes: base(10); and The molding part (11) is located on the base (10). The molding part (11) is complementary to the interior of the insulating outer shell (3) of the housing (300) and a plurality of vacuum suction holes (111) are formed on the molding part (11). The plurality of vacuum suction holes (111) are used to adsorb the conductive film (20) of the shielding inner shell (2) of the housing (300) onto the outside of the molding part (11).

10. The manufacturing mold according to claim 9, characterized in that: The forming part (11) has a peripheral surface (112) corresponding to the inner side of the peripheral wall (31) of the insulating shell (3) and a top surface (113) corresponding to the inner side of the end wall (32) of the insulating shell (3). The plurality of vacuum suction holes (111) are evenly distributed on the peripheral surface (112) and the top surface (113) of the forming part (11) to adsorb the conductive film (20) onto the peripheral surface (112) and the top surface (113) of the forming part (11).

11. The manufacturing mold according to claim 9, characterized in that: A gas passage is formed in the base (10), and the gas passage is connected to a plurality of vacuum suction holes (111) in the forming part (11).

12. The manufacturing mold according to claim 9, characterized in that: A recess (114) corresponding to the protrusion (3a) on the inner side of the insulating shell (3) is formed on the molding part (11). The recess (114) is used to form the wrapping part (2a) of the conductive film (20) for wrapping the protrusion (3a).

13. A connector comprising: The housing (300) according to any one of claims 1-8; and Terminals are disposed in the housing (300).

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