CN110391538A - Electrical cnnector and its manufacturing method - Google Patents
Electrical cnnector and its manufacturing method Download PDFInfo
- Publication number
- CN110391538A CN110391538A CN201810358346.7A CN201810358346A CN110391538A CN 110391538 A CN110391538 A CN 110391538A CN 201810358346 A CN201810358346 A CN 201810358346A CN 110391538 A CN110391538 A CN 110391538A
- Authority
- CN
- China
- Prior art keywords
- terminal pins
- electrical cnnector
- terminal
- lead portion
- pin
- Prior art date
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 17
- 238000005452 bending Methods 0.000 claims abstract description 16
- 239000012778 molding material Substances 0.000 claims abstract description 10
- 230000008093 supporting effect Effects 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
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
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
- H01R43/18—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing bases or cases for 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
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/16—Fastening of connecting parts to base or case; Insulating connecting parts from base or case
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The present invention provides a kind of electrical cnnector and its manufacturing methods.Electrical cnnector of the invention includes: shell, and the shell is made of molding material, the guard section that the shell has body part and is arranged at least one side of the body part；And multiple terminal pins, each of the terminal pins have the first lead portion, second pin portion and the bending part between first lead portion and the second pin portion；Wherein, the shell and the terminal pins are integrally molded.Electrical cnnector high production efficiency according to the present invention and pin registration height.
Description
Technical field
The present invention relates to electrical cnnector field, relate more specifically to the electrical cnnector with right-angle pin.
Background technique
Have the various electrical cnnectors with right-angle pin currently on the market, this electrical cnnector can connect in matching
It connects and establishes electrical connection between device and circuit board.
The exploded perspective view of such a electrical connector assemble 100 in the prior art as shown in figure 1, the connector
Component 100 includes housing unit 104 and head assembly 102.Head assembly 102 includes pin shield 106 again, the cover 108, multiple
Pin 110 and pin alignment guide 112.In general, being initially formed shield 106, pin 110 is inserted into shield 106, then at
Row ground is bent pin 108, and then shield 106 is fixed in the cover 108 and makes pin 110 and pin alignment guide 112
Alignment, then pin alignment guide 112 is fixed to shield 106, finally make housing unit 104 and head assembly 102 mutually solid
It is fixed.Not only manufacturing method is complicated but also manufacturing cost is high for above-mentioned electrical cnnector 100.
The electrical cnnector for having right-angle pin in the prior art, needs to be separately molded shield, the cover, guiding piece etc.
Multiple components then again fit together pin and these components.In this manufacturing method, processing procedure is more complicated, production
It is at high cost.Moreover, because combined influence of the Pin locations by multiple parts and processing procedure, therefore position degree precision is bad.
Therefore, it is necessary to improve to the existing electrical cnnector with right-angle pin and its manufacturing method, it is improved
Manufacture efficiency and precision.
Summary of the invention
In order to overcome the deficiencies of the prior art, the present invention provides a kind of electrical cnnector, which includes: shell
Body, the shell are made of molding material, and the shell has body part and is arranged at least one side of the body part
Guard section；And multiple terminal pins, each of the terminal pins have the first lead portion, second pin portion and are located at
Bending part between first lead portion and the second pin portion；Wherein, the shell and terminal pins it is integrally moulded and
At.
According to an aspect of the present invention, bending part is by the molding material cladding of body part and supporting and fixing.
According to a further aspect of the invention, shield at least partly around the first lead portion at least part, and
Two lead portion extend in body part.
According to a further aspect of the invention, the inside of body part includes the terminal supporting for supporting terminal pins, each
The bending part of terminal pins is integrally moulded in terminal supporting.
According to a further aspect of the invention, first lead portion and second pin portion of the terminal supporting in terminal pins
The opposite sides of at least one party is disposed adjacent two elongated slots, at least one party of the elongated slot along the first lead portion and second pin portion
A part extend.
According to a further aspect of the invention, terminal supporting is adjacent in the opposite sides of the first lead portion of terminal pins
If it includes two second that opposite sides of the terminal supporting in the second pin portion of terminal pins, which is equipped with, there are two the first elongated slot
Elongated slot, the first elongated slot extend along a part of the first lead portion, and a part of the second elongated slot along second pin portion extends,
And the first elongated slot and the second elongated slot are not connected to each other.
According to a further aspect of the invention, terminal supporting, body part and shield are integrally formed.
According to a further aspect of the invention, in a terminal pins, bending part is in an angle of 90 degrees, and the first lead portion is vertical
Extend in second pin portion.
According to a further aspect of the invention, the length of elongated slot exists than the first lead portion or the length in second pin portion ratio
In the range of 1:4-2:3.
Moreover, it relates to a kind of method for moulding above-mentioned electrical cnnector, wherein by each terminal pins
It is inserted into the corresponding groove of mode, makes a part in first lead portion and the second pin portion of terminal pins by mold
Mode bearing；Using the integrally moulded shell of molding material, it is integrally molded at the terminal pins in the shell.
Electrical cnnector according to the present invention, shell and terminal pins can be integrally formed in a molding process,
Therefore, number of parts is few, eliminates a large amount of assembling processing procedures.Production hour is greatly reduced, production efficiency is improved.
Electrical cnnector of the invention, terminal pins are positioned by mold, and therefore, the position precision of pin is high, improve electricity
The yields of air connector.
Detailed description of the invention
Fig. 1 is to show the exploded perspective view of the electrical cnnector in the prior art with right angle terminals.
Fig. 2A and Fig. 2 B is to show the perspective view of two different angles of electrical cnnector according to the present invention.
Fig. 3 is to show the enlarged partial isometric view of the terminal pins part of electrical cnnector according to the present invention.
Fig. 4 shows the perspective view of the terminal in electrical cnnector according to the present invention.
Fig. 5 shows the close-up sectional view of the terminal pins part in electrical cnnector according to the present invention.
Fig. 6 shows the flow chart of the manufacturing method of electrical cnnector according to the present invention.
Reference signs list
1 electrical cnnector
10 shells
11 body parts
12 side walls
13 tops
15 ribs
16 guard sections
17 lugs
18 terminal supportings
19 elongated slots
20 terminal pins
21 first lead portion
22 second pin portions
23 bending parts
Specific embodiment
The invention will be further described with attached drawing combined with specific embodiments below, elaborates in the following description more
Details to facilitate a thorough understanding of the present invention, still the present invention obviously can be come with a variety of other ways different from this description it is real
It applies, those skilled in the art can make similar popularization according to practical situations without violating the connotation of the present invention, drill
It unravels silk, therefore should not be limited the scope of the invention with the content of this specific embodiment.
Fig. 2A and Fig. 2 B shows the solid of two different angles of the electrical cnnector 1 of preferred embodiment according to the present invention
Figure.Electrical cnnector 1 of the invention mainly includes shell 10 and integrally moulded multiple terminal pins 20 in the housing 10, these
Terminal pins 20 are in the embodiment of invention for right-angled bending portion 23.The both ends of the terminal pins 20 of electrical cnnector 1 point
Two electrical components of circuit board etc are not connected to, to establish electric signal connection therebetween.
In an example, the shell 10 of electrical cnnector 1 is overall has body part 11 and at least one guard section 16.This
Body portion 11 is generally formed into the shape of a cube comprising flat top 13 and vertically extended from top 13 four
A side wall 12, top 13 and four side walls 12 are surrounded by the accommodating chamber of a bottom-open.The guard section 16 of shell 10 is from ontology
At least one side wall 12 in portion 11 integrally protrudes.Guard section 16 is used to provide guarantor for the terminal pins 20 extended from side wall 12
Shield, and when terminal pins 20 connect, guard section 16 forms connector body and connect with matched connector.In addition, ontology
It is additionally provided with terminal supporting 18 in the accommodating chamber that the side wall 12 in portion 11 surrounds, terminal supporting 18 is adjacent to being equipped with guard section 16
The inside of one side wall 12 is arranged.
In addition, as shown in Figure 2 A, also integrally provided with three lugs 17 on the side of shell 10.These three lugs 17 also one
The annular element of such as metal fastenings etc is moulded, body in order to which electrical cnnector 1 and matched device are connected and fixed.
Body part 11 is shaped by moldable material integrated injection molding, and specifically, body part 11 can use thermoplastic resin material
Material is molded.The outside at the top 13 of shell 10 is general planar, and then Integral mold is formed with ribs for the inside at top 13
15 and several location fit structures.
Guard section 16 have is made of wall, wall entirely around terminal pins 20 an end, and substantially hang down
Directly extend outwardly in the side of body part 11, the length of extension is greater than the length that terminal pins 20 protrude from side wall.In addition, wall
Outer surface be equipped with the location fit structure that is integrally molded into.
In an embodiment of the present invention, body part 11, guard section 16 and terminal supporting 18 are integrally molded, excellent
Selection of land, they are integrally formed by injection molding step using identical thermoplastic material.The manufacture of electrical cnnector 1 entire in this way
Without carrying out assembling process.
Electrical cnnector 1 includes multiple terminal pins 20, the arrangement of these rectangular arrays of terminal pins 20, each terminal
Pin 20 is squarely bent at 90 degree, so that terminal pins 20 extend to guard section 16 from body part 11.As shown in figure 4, each
A terminal pins 20 have the first lead portion 21, second pin portion 22 and first lead portion 21 of connection and second pin portion 22
Bending part 23, wherein the first lead portion 21 is approximately perpendicular to second pin portion 22, so that two lead portion 21,22 are in bending part 23
Place forms 90 degree of angle.Bending part 23 can be by round-corner transition, to reduce folding stress.
According to the present invention, these terminal pins 20 are integrally molded in the material of shell 10.First lead portion 21
The projection direction for being parallel to guard section 16 extends, but the free end of the first lead portion 21 does not protrude from shield；Second pin portion
Sky made of 22 side walls 12 in body part 11 surround, which is received, to be extended perpendicular to top 13 towards open bottom in chamber, but second
The free end of lead portion 22 extends the sidewall edge without departing from body part 11.These terminal pins 20 are integrally moulded in terminal branch
In bearing portion 18, to be kept by terminal supporting 18.
As shown in figure 5, can see from the sectional view of terminal supporting 18, in the first lead portion of each pin 20
21 and the opposite sides in second pin portion 22 be formed with elongated slot 19, these elongated slots 19 are parallel to one of each lead portion
Divide and extend, elongated slot 19 provides the bearing position of the mode of bearing lead portion, this is further described below.Each draws
Material of another opposite sides of foot then with terminal supporting 18 is combined together, molding material herein lead portion with draw
Play the role of insulation between foot, and improves the positioning accuracy of pin.The bending part 23 of portion of terminal then quilt completely
Molding material package.
In the embodiment that Fig. 5 shows, elongated slot 19 along the two sides that lead portion is set in 16 projection direction of guard section,
Two adjacent lead portion can share the same elongated slot 19.More specifically, terminal supporting 18 is the of terminal pins 20
The opposite sides of one lead portion 21 is adjacent to be set there are two the first elongated slot 19, and terminal supporting 18 is drawn the second of terminal pins 20
It includes two the second elongated slots 19 ', a part of the first elongated slot 19 along the first lead portion 21 that the opposite sides of foot 22, which is equipped with,
Extend, a part of the second elongated slot 19 ' along second pin portion 22 extends, and the first elongated slot 19 and the second elongated slot 19 '
It is not connected to or connects each other, separated between them by the molding material of terminal supporting.
The length of elongated slot 19,19 ' and lead portion 21,22 ratio is preferably in the range of 1:4-2:3.In this way, can
Ensure that mode supports terminal pins 20 enough, also ensures that the combination of terminal supporting 18 and terminal pins 20 is enough to support terminal
Pin 20.In addition, the setting of elongated slot 19,19 ' also saves the material of shell 10.
The manufacturing method of electrical cnnector 1 according to the present invention is as follows.
Firstly, terminal pins 20 are bent into 90 degree as required, to form the first lead portion 21 and second pin portion 22
And bending part 23.Then, each lead portion 21 and 22 is inserted into matched mode (not shown), makes each pin
The opposite sides in portion 30,30 ' is supported by rod-shaped supporting part outstanding corresponding in mode.The shape of rod-shaped supporting part should with it is elongated
Slot 19 and 19 ' matches, such as substantially wide with terminal pins 20.
Then, Guan Bi mould, terminal pins 20 are maintained in mold cavity by bearing at this time, are injected thermoplastic material, are made heat
Moulding material is integrally coated and is molded in terminal pins 20, and forms shell, and terminal pins 20 are by the terminal branch in shell 10
The bearing of bearing portion 18 is kept.
What electrical cnnector 1 according to the present invention, shell 10 and terminal pins 20 were integrally formed, number of parts is few, because
This eliminates a large amount of assembling processing procedures.Production hour is greatly reduced, production efficiency is improved.
Electrical cnnector 1 of the invention is made by the way that the elongated slot 19 of two sides of the lead portion positioned at terminal pins 20 is arranged
Mode can support before molding and keep terminal pins 20, therefore, pin 20 relative to the position of shell 10 be it is fixed,
The installation site precision of pin is high, from improving product yield.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this field skill
Art personnel without departing from the spirit and scope of the present invention, can make possible variation and modification.Therefore, it is all without departing from
The content of technical solution of the present invention, according to the technical essence of the invention any modification to the above embodiments, equivalent variations
And modification, it each falls within the protection scope that the claims in the present invention are defined.
Claims (10)
1. a kind of electrical cnnector, the electrical cnnector include:
Shell, the shell are made of molding material, and the shell has body part and is arranged at least the one of the body part
Guard section on a side；And
Multiple terminal pins, each of the terminal pins have the first lead portion, second pin portion and positioned at described first
Bending part between lead portion and the second pin portion；
It is characterized in that, the shell and the terminal pins are integrally molded.
2. electrical cnnector as described in claim 1, which is characterized in that the bending part is by the molding material of the body part
Coat simultaneously supporting and fixing.
3. electrical cnnector as described in claim 1, which is characterized in that the shield is at least partly around first pin
Portion, and the second pin portion extends in the body part.
4. electrical cnnector as described in claim 1, which is characterized in that the inside of the body part includes supporting the terminal
The bending part of the terminal supporting of pin, each terminal pins is integrally moulded in the terminal supporting.
5. electrical cnnector as claimed in claim 4, which is characterized in that the terminal supporting in the terminal pins
The opposite sides of at least one party in one lead portion and second pin portion is disposed adjacent two elongated slots, and the elongated slot is along described
A part of at least one party in one lead portion and second pin portion extends.
6. electrical cnnector as claimed in claim 4, which is characterized in that the terminal supporting in the terminal pins
The opposite sides of one lead portion is adjacent to be set there are two the first elongated slot, and the terminal supporting is drawn the second of the terminal pins
It includes two the second elongated slots that the opposite sides of foot, which is equipped with,
First elongated slot extends along a part of first lead portion, and second elongated slot is along the second pin portion
A part extend, and first elongated slot and second elongated slot are not connected to each other.
7. electrical cnnector as claimed in claim 4, which is characterized in that the terminal supporting, the body part with it is described
Shield is integrally formed.
8. electrical cnnector as described in claim 1, which is characterized in that in the terminal pins, the bending part
By round-corner transition, first lead portion extends perpendicular to the second pin portion.
9. electrical cnnector as claimed in claim 5, which is characterized in that the length of the elongated slot is than first lead portion
Or the length ratio in the second pin portion is in the range of 1:4-2:3.
10. a kind of method for moulding electrical cnnector as described in claim 1, which is characterized in that
By the corresponding groove of each described terminal pins insertion mode, make first lead portion of the terminal pins and described
A part in second pin portion is supported by the mode of mold；
Using the integrally moulded shell of molding material, it is integrally molded at the terminal pins in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810358346.7A CN110391538A (en) | 2018-04-20 | 2018-04-20 | Electrical cnnector and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810358346.7A CN110391538A (en) | 2018-04-20 | 2018-04-20 | Electrical cnnector and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110391538A true CN110391538A (en) | 2019-10-29 |
Family
ID=68283515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810358346.7A Pending CN110391538A (en) | 2018-04-20 | 2018-04-20 | Electrical cnnector and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110391538A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2829120Y (en) * | 2004-08-14 | 2006-10-18 | 华忆科技(深圳)有限公司 | Multifunction connector |
| CN102856680A (en) * | 2011-06-28 | 2013-01-02 | 广州市增城和运五金加工厂 | High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof |
| CN103944007A (en) * | 2013-01-22 | 2014-07-23 | 富士康(昆山)电脑接插件有限公司 | Electric connector and assembling method thereof |
| CN106356665A (en) * | 2016-10-14 | 2017-01-25 | 昆山捷皇电子精密科技有限公司 | Waterproof USB connector and manufacturing method thereof |
| WO2017056127A1 (en) * | 2015-09-29 | 2017-04-06 | Smk株式会社 | Connection structure for connector |
| CN208507998U (en) * | 2018-04-20 | 2019-02-15 | 安波福中央电气（上海）有限公司 | Electrical cnnector |
-
2018
- 2018-04-20 CN CN201810358346.7A patent/CN110391538A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2829120Y (en) * | 2004-08-14 | 2006-10-18 | 华忆科技(深圳)有限公司 | Multifunction connector |
| CN102856680A (en) * | 2011-06-28 | 2013-01-02 | 广州市增城和运五金加工厂 | High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof |
| CN103944007A (en) * | 2013-01-22 | 2014-07-23 | 富士康(昆山)电脑接插件有限公司 | Electric connector and assembling method thereof |
| WO2017056127A1 (en) * | 2015-09-29 | 2017-04-06 | Smk株式会社 | Connection structure for connector |
| CN106356665A (en) * | 2016-10-14 | 2017-01-25 | 昆山捷皇电子精密科技有限公司 | Waterproof USB connector and manufacturing method thereof |
| CN208507998U (en) * | 2018-04-20 | 2019-02-15 | 安波福中央电气（上海）有限公司 | Electrical cnnector |
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