CN107394447B - USB socket and its injection molding forming method - Google Patents
USB socket and its injection molding forming method Download PDFInfo
- Publication number
- CN107394447B CN107394447B CN201710429797.0A CN201710429797A CN107394447B CN 107394447 B CN107394447 B CN 107394447B CN 201710429797 A CN201710429797 A CN 201710429797A CN 107394447 B CN107394447 B CN 107394447B
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- CN
- China
- Prior art keywords
- holding parts
- contact portion
- conductive terminal
- base portion
- usb socket
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
- H01R43/24—Assembling by moulding on contact members
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of USB socket and its injection molding forming methods.A kind of USB socket, including several conductive terminals, and it is shaped in the insulating body in the conductive terminal, the insulating body includes base portion, and from before the base portion to the docking tongue extended to form, the conductive terminal includes the contact portion taken shape on the docking tongue, it extends back from the contact portion and takes shape in the holding parts in the base portion, and the weld part extended rearwardly to form from the holding parts, the first side of the contact portion is embedded in the docking tongue, the second side of the contact portion is exposed to outside first tongue, the first side of the base portion, which corresponds to, is equipped with fluting at the holding parts position of the conductive terminal, the second side of the base portion, which corresponds to, is equipped with locating slot at the holding parts position of the conductive terminal, the fluting is at least partly overlapped in vertical direction with the locating slot.The application can reduce the manufacturing cost of USB socket.
Description
Technical field
This application involves electric connector field, espespecially a kind of USB socket and its injection molding forming method.
Background technique
In general, USB socket includes several conductive terminals and several conductive terminals is taken shape in integrated insulation sheet
Body.The conductive terminal include contact portion, the holding parts extended rearwardly to form from the contact portion and from the holding parts backward
The weld part extended, the contact portion are exposed to the outer surface of docking tongue.In injection molding process, because of the contact portion
Length it is longer, need for the contact portion upper and lower ends to be fixed by locating piece, in this way, the meeting on the docking tongue
The notch for fixing the contact portion is formed, in practical applications, needs to carry out injection molding again to fill up the notch,
When not filling up for the notch, cause product appearance perception bad, the notch, which can also accumulate, receives the dirts such as dust, influences
Properties of product.
Summary of the invention
In consideration of it, can be eliminated it is necessary to provide a kind of USB socket and its injection molding forming method by single injection-molded
Dock the notch at tongue position.
In order to solve the above technical problems, this application provides a kind of injection molding forming method of USB socket, a kind of USB socket,
Including several conductive terminals and the insulating body being shaped in the conductive terminal, the insulating body include base portion and
From before the base portion to the docking tongue extended to form, the conductive terminal includes the contact taken shape on the docking tongue
It portion, the holding parts for extending back and being taken shape in the base portion from the contact portion and is extended rearwardly to form from the holding parts
Weld part, the first side of the contact portion is embedded in the docking tongue, and the second side of the contact portion is exposed to
Outside the docking tongue, the first side of the base portion corresponds to and is equipped with fluting at the holding parts position of the conductive terminal, described
The second side of base portion corresponds to and is equipped with locating slot at the holding parts position of the conductive terminal, and the fluting exists with the locating slot
It is at least partly overlapped in vertical direction.
Preferably, the downside of the locating slot is in open close to the docking tongue side.
Preferably, the second side of the locating slot and the contact portion of the conductive terminal is in same level.
In order to solve the above technical problems, present invention also provides a kind of injection molding forming methods of USB socket, including walk as follows
It is rapid:
S101, several conductive terminals of punch forming, the conductive terminal include contact portion, extend back from the contact portion
The holding parts of formation and the weld part extended rearwardly to form from the holding parts, the conductive terminal is by being connected to the weldering
The material strip of socket part rear end is integrally formed structure；
S102, the conductive terminal connected by material strip is placed in injection mold and is fixed；Injection mold described in this step
Two sides are respectively equipped with the first, second locating piece above and below the holding parts of the conductive terminal, and first, second locating piece is by institute
State the holding parts of conductive terminal or more clamping position；
S103, melt plastic cement is injected in the injection mold with profiled insulation ontology；Described in the injection mold is corresponding
The contact portion front end of conductive terminal is equipped with the first injecting glue point, is respectively equipped with second, third note in the both lateral sides of the holding parts
Glue point, the first, second, third injecting glue point are respectively positioned on the first side side of the conductive terminal；What injection molding was formed
Insulating body includes that the holding parts are taken shape in interior base portion and take shape in the contact portion to extension from before the base portion
The docking tongue of one, the base portion correspond to and are respectively formed fluting and locating slot at first, second locating piece position.
Preferably, the method also includes step S104: filling up the fluting with glue.
Preferably, the first, second locating piece of the injection mold is at least partly overlapped in vertical direction.
Preferably, the downside of the locating slot is in close to the docking tongue one end open.
Preferably, second locating piece is attached at the second side of the contact portion and second side of the holding parts
Face.
Preferably, the bottom surface of the locating slot is concordant with the second side of the contact portion.
Preferably, the docking tongue of the insulating body is not because positioning conductive terminal due to opening for being formed in injection moulding process
Slot structure.
The application USB socket and its injection molding forming method are divided on the holding parts of the conductive terminal by injection mold
The fixed conductive terminal of the first, second locating piece is set, while thickening the conductive terminal, is formed in the fluting described exhausted
On the base portion of edge ontology, avoid tradition from being positioned at the contact portion position and generate fluting on the docking tongue and need into
Manufacturing cost caused by the second injection molding of row rises.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the perspective view of the conductive terminal of the application USB socket；
Fig. 2 is the conductive terminal perspective view formed after injection molding of the application USB socket；
Fig. 3 be the application USB socket conductive terminal injection molding after another angle perspective view；
Fig. 4 is the cross-sectional view along A-A dotted line shown in Fig. 2.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the application specific embodiment and
Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one
Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall in the protection scope of this application.
Shown in please referring to Fig.1 to Fig.4, the application USB socket includes several conductive terminals 10 and is shaped in described lead
Insulating body 20 on electric terminal 10.
The conductive terminal 10 include contact portion 11, the holding parts 12 extended rearwardly to form from the contact portion 11 and from
The weld part 13 that the holding parts 12 extend rearwardly to form.Several conductive terminals 10 are by being connected to 13 rear end of weld part
Material strip is combined as a whole.It is first that the contact portion 11 for defining the conductive terminal 10, which is embedded in the side in the insulating body 20,
Side, being exposed to extraneous side relative to contact portion 11 described in first side is second side.
The insulating body 20 include base portion 21, from before the base portion 21 to the docking hyoplastron 22 extended to form.It is described to lead
The first side of the contact portion 11 of electric terminal 10 is exposed to a side surface of the docking hyoplastron 22, the end of the contact portion 11
It is embedded in the docking hyoplastron 22.The first side of the base portion 21 corresponds at 12 position of holding parts of the conductive terminal 10
Equipped with fluting 23, the holding parts 12 that the second side of the base portion 21 corresponds to the conductive terminal 10 are equipped with several locating slots 24,
The second side exposing of docking hyoplastron 22 has the contact portion 11.The locating slot 24 and the fluting 23 are in vertical direction extremely
Small part is overlapped.
The locating slot 24 is opened in upper end and towards 22 side of docking hyoplastron, and the width of the locating slot 24 is equal to
The width of the conductive terminal 10.The injection mold locating piece (not shown) positioned at 24 side of locating slot is laid in described connect
In the second side of contact portion 11.
The USB socket injection molding forming method of the application includes the following steps:
Conductive terminal 10 described in S101, punch forming；
S102, the conductive terminal 10 connected by material strip is placed in injection mold and is fixed；
This step is to be pulled conductive terminal in the injection mold by automatic machine, and the injection mold passes through built-in
Locating piece is fixed by the conductive terminal 10.The locating piece includes the first locating piece being held in 12 first side of holding parts
(not shown) is attached at the second locating piece on the holding parts 12 and 11 second side of contact portion (not in plug orientation
Diagram).First locating piece and second locating piece part in vertical direction at least at 12 position of holding parts
It is overlapped.First locating piece cooperates the material strip 14 to position the conductive terminal 10 with second locating piece.
S103, melt plastic cement is injected in the injection mold with profiled insulation ontology；
Refering to shown in Fig. 2, Fig. 3, plastic cement injects this step emphasis from the first side of the conductive terminal 10, and A is arranged,
Tri- injecting glue points of B, C, the first injecting glue point A are located at 11 front end of contact portion of the conductive terminal 10, second, third injecting glue point B, C
It is located at 12 both lateral sides of holding parts.The entrance for so making the melt plastic cement more uniformly, reduces melt plastic cement
Pressure is subjected to displacement the contact portion 11 of the conductive terminal 10 to avoid plastic cement pressure, meanwhile, the thickness of the conductive terminal 10
Degree increases to 0.25mm by 0.15mm, enhances the rigidity of the contact portion 11, is allowed to produce easily when melt plastic cement is pressed into
It gives birth to positional shift and causes flatness bad.
Insulating body 20 formed after injection molding forms the fluting 23 in the first side of the base portion 21, in the base portion
21 second side forms the locating slot 24.
S104, the fluting is filled up with glue；
After the fluting 23 is filled up using glue, it can prevent that dirt from entering and appearance is more aesthetically pleasing.
The application USB socket and its injection molding forming method pass through injection mold on the holding parts 12 of the conductive terminal 10
The fixed conductive terminal 10 of the first, second locating piece of lower setting, while the conductive terminal 10 is thickeied, make 23 shapes of the fluting
On the base portion 21 of insulating body 20 described in Cheng Yu, tradition is avoided to be positioned at 11 position of contact portion and in the docking tongue 22
Upper generation slots and manufacturing cost caused by carrying out the second injection molding is needed to rise.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want
There is also other identical elements in the process, method of element, commodity or equipment.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (7)
1. a kind of USB socket, described including several conductive terminals and the insulating body being shaped in the conductive terminal
Insulating body include base portion and from before the base portion to the docking tongue extended to form, the conductive terminal includes taking shape in institute
The contact portion on docking tongue is stated, is extended back from the contact portion and takes shape in holding parts in the base portion and described in
The weld part that holding parts extend rearwardly to form, the first side of the contact portion are embedded in the docking tongue, the contact
The second side in portion is exposed to outside the docking tongue, which is characterized in that the first side of the base portion corresponds to the conducting end
Fluting is equipped at the holding parts position of son, the second side of the base portion corresponds to be equipped at the holding parts position of the conductive terminal
Locating slot, the fluting are at least partly overlapped in vertical direction with the locating slot；The downside of the locating slot is in close to institute
It is open to state docking tongue side；The second side of the locating slot and the contact portion of the conductive terminal is in same level；
The docking tongue of the insulating body is not because of notching construction that positioning terminal is formed in injection moulding process.
2. a kind of injection molding forming method of USB socket, which comprises the steps of:
S101, several conductive terminals of punch forming, the conductive terminal include contact portion, extend rearwardly to form from the contact portion
Holding parts and the weld part that is extended rearwardly to form from the holding parts, the conductive terminal is by being connected to the weld part
The material strip of rear end is integrally formed structure；
S102, the conductive terminal connected by material strip is placed in injection mold and is fixed；Injection mold described in this step is in institute
The holding parts for stating conductive terminal are respectively equipped with the first, second locating piece in two sides up and down, and first, second locating piece is led described
Clamping position above and below the holding parts of electric terminal；
S103, melt plastic cement is injected in the injection mold with profiled insulation ontology；The injection mold corresponds to the conduction
The contact portion front end of terminal is equipped with the first injecting glue point, is respectively equipped with second, third injecting glue point in the both lateral sides of the holding parts,
The first, second, third injecting glue point is respectively positioned on the first side side of the conductive terminal；The insulation sheet that injection molding is formed
Body include base portion in taking shape in the holding parts and from before the base portion to extend the contact portion taken shape in it is integrated
Tongue is docked, the base portion corresponds to and is respectively formed fluting and locating slot at first, second locating piece position；
The docking tongue of the insulating body is not because of notching construction that positioning terminal is formed in injection moulding process.
3. the injection molding forming method of USB socket as claimed in claim 2, which is characterized in that the method also includes steps
S104: the fluting is filled up with glue.
4. the injection molding forming method of USB socket as claimed in claim 2, which is characterized in that first, the of the injection mold
Two locating pieces are at least partly overlapped in vertical direction.
5. the injection molding forming method of USB socket as claimed in claim 3, which is characterized in that the downside of the locating slot is in leaning on
The nearly docking tongue one end open.
6. the injection molding forming method of USB socket as claimed in claim 5, which is characterized in that second locating piece is attached at
The second side of the second side of the contact portion and the holding parts.
7. the injection molding forming method of USB socket as claimed in claim 6, which is characterized in that the bottom surface of the locating slot and institute
The second side for stating contact portion is concordant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710429797.0A CN107394447B (en) | 2017-06-08 | 2017-06-08 | USB socket and its injection molding forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710429797.0A CN107394447B (en) | 2017-06-08 | 2017-06-08 | USB socket and its injection molding forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394447A CN107394447A (en) | 2017-11-24 |
| CN107394447B true CN107394447B (en) | 2019-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710429797.0A Active CN107394447B (en) | 2017-06-08 | 2017-06-08 | USB socket and its injection molding forming method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107394447B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134302B (en) * | 2017-12-04 | 2020-04-14 | 深圳市长盈精密技术股份有限公司 | Injection molding mechanism of input-output connector and injection molding method thereof |
| CN108288811B (en) * | 2018-01-19 | 2020-06-30 | 东莞昆嘉电子有限公司 | Two-time forming process of Micro USB connector |
| CN108346955B (en) * | 2018-01-19 | 2020-02-07 | 东莞昆嘉电子有限公司 | One-step forming process of electric connector |
| CN110739561B (en) * | 2019-09-18 | 2022-01-25 | 深圳市长盈精密技术股份有限公司 | USB socket and manufacturing method thereof |
| CN111029881B (en) * | 2019-12-23 | 2021-08-17 | 西安易朴通讯技术有限公司 | Data interface manufacturing method and data interface |
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| JP2009026745A (en) * | 2007-07-19 | 2009-02-05 | Hon Hai Precision Industry Co Ltd | Electrical connector and its manufacturing method |
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| CN202678558U (en) * | 2012-06-13 | 2013-01-16 | 东莞市泰康电子科技有限公司 | Electric connector and terminal material belt thereof |
| CN202749667U (en) * | 2012-06-13 | 2013-02-20 | 东莞市坚诺电子有限公司 | USB3.0 plug connector |
| CN105470782A (en) * | 2015-09-10 | 2016-04-06 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method thereof |
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- 2017-06-08 CN CN201710429797.0A patent/CN107394447B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009026745A (en) * | 2007-07-19 | 2009-02-05 | Hon Hai Precision Industry Co Ltd | Electrical connector and its manufacturing method |
| CN102306891A (en) * | 2011-05-11 | 2012-01-04 | 深圳市金盟友机电科技有限公司 | Manufacturing method for high-precision flexible printed circuit (FPC) electronic connector |
| CN202678558U (en) * | 2012-06-13 | 2013-01-16 | 东莞市泰康电子科技有限公司 | Electric connector and terminal material belt thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107394447A (en) | 2017-11-24 |
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