CN109687200A - A kind of electric connector and its manufacturing method - Google Patents
A kind of electric connector and its manufacturing method Download PDFInfo
- Publication number
- CN109687200A CN109687200A CN201811516898.2A CN201811516898A CN109687200A CN 109687200 A CN109687200 A CN 109687200A CN 201811516898 A CN201811516898 A CN 201811516898A CN 109687200 A CN109687200 A CN 109687200A
- Authority
- CN
- China
- Prior art keywords
- collets
- metal shell
- tongue
- base frame
- insulating base
- 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.)
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Classifications
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- 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
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- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
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- 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
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention relates to technical field of electric connectors, a kind of electric connector and its manufacturing method are disclosed；Electric connector includes insulating base frame, tongue, terminal assemblies, the first metal shell and the second metal shell, is provided with holding tank on insulating base frame；Tongue is fixed on insulating base frame；Terminal assemblies include multiple conductive terminals, conductive terminal includes being connected with each other and in the contact portion and interconnecting piece of angle setting, for connection portion quartile in holding tank, one end of the separate contact portion of interconnecting piece exposes to insulating base frame, and contact portion is arranged in two surfaces up and down of tongue；First metal shell is enclosed inserting groove, and tongue is located in inserting groove；Second metal shell is coated on insulating base frame outside, the second metal shell and the first metal shell machinery and is electrically connected.The height of the inserting groove of the electric connector increases, and external plug can be made more easily mating with electric connector.
Description
Technical field
The present invention relates to technical field of electric connectors more particularly to a kind of electric connector and its manufacturing methods.
Background technique
HDMI (High-Definition Multimedia Interface, high definition multimedia digital connector) is
What first and industry was uniquely supported does not compress digital audio/video interface.HDMI is high by transmitting in a cable
Clearly, digital audio and video content.It greatly simplifies wirings, provide the home theater of best quality for consumer
Experience, and HDMI has become the interface mark of smart television, smart home, 3C electronic product and consumption electronic product extensively
It is quasi-.
Traditional HDMI connector centre-height 3.3mm-6.0mm, can only generally meet the requirement of HDMI specification V1.4, nothing
Method meets the requirement of HDMI specification V2.1.With video equipment miniaturization, lightening development, in ultra-thin television, display
On, since fuselage thickness is very thin, so that the distance between traditional socket and rear shell are excessively close, lead to the HDMI connection in wiring
The plug of line is interfered with rear shell, is difficult to insert a plug into HDMI connector.
Therefore, a kind of electric connector and its manufacturing method are needed, to solve the above technical problems.
Summary of the invention
The purpose of the present invention is to provide a kind of electric connector and its manufacturing method, which increases electric connector
Inserting groove height, and it is mating with electric connector that external plug can be made to be easy to.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of technical solution one: electric connector, comprising:
Insulating base frame is provided with holding tank on the insulating base frame；
Tongue, the tongue are fixed on the insulating base frame；
Terminal assemblies comprising multiple conductive terminals, the conductive terminal include being connected with each other and connecing in what angle was arranged
Contact portion and interconnecting piece, for the connection portion quartile in the holding tank, the lower end of the interconnecting piece exposes to the insulating base
Body, the contact portion are arranged in two surfaces up and down of tongue；
First metal shell, first metal shell are enclosed inserting groove, and the tongue is located in the inserting groove；
Second metal shell is coated on the outside of the insulating base frame, second metal shell and first metal
Shell mechanical kilowatt and electric connection.
Preferably, the tongue includes the insertion section being connected and fixed part, and the contact portion is arranged in the insertion section
Surface；
Accommodation groove is provided on the insulating base frame, the fixed part inserts in fixed in the accommodation groove.
Preferably, the terminal assemblies include first end subgroup and second end subgroup；
It is led in the upside of the tongue, the second end subgroup contact site of the conductive terminal of the first end subgroup
The contact site of electric terminal is in the downside of the tongue；
The electric connector further includes the first collets and the second collets to stack together up and down, the first terminal
The contact portion of the conductive terminal of group is embedded in first collets close to one end of interconnecting piece edge, the second end subgroup
Conductive terminal contact portion close to the interconnecting piece one end edge be embedded in second collets；The fixed part is overmolding to
Type is in the lateral surface of first collets and the second collets.
Preferably, the third collets and the 4th collets to stack together before and after further including, the first end subgroup
The interconnecting piece of conductive terminal is at least partly embedded in the third collets, the connection of the conductive terminal of the second end subgroup
Portion is at least partly embedded in the 4th collets, and the third collets and the 4th collets are respectively positioned on the receiving
In slot.
It preferably, further include the locating piece being located at below the third collets and the 4th collets, the conduction
The interconnecting piece of terminal is passed down through the jack on the locating piece.
Preferably, several fixations extended down into second metal shell are provided on first metal shell
Piece, the fixinig plate are equipped with third clamping protrusion, are provided on second metal shell and are clamped raised phase with the third
The clamping groove of fastening.
Technical solution two: a kind of manufacturing method of electric connector includes the following steps:
S1, the first collets and third collets are formed in first end subgroup by Shooting Technique, in second end subgroup
The second collets of upper formation and the 4th collets, first collets and the second collets stacked on top setting,
Setting is stacked before and after the third collets and the 4th collets, and is insulated with first collets and second
Block gap setting；
S3, tongue is formed by way of injection molding, the tongue is coated on first collets and described second
On the outside of collets, the contact portion of conductive terminal is arranged in the tongue upper and lower surface；
S4, tongue is inserted into the accommodation groove on insulating base frame, while third collets and the 4th collets is caught in
In holding tank on insulating base frame；
S5, the first metal shell is assemblied on insulating base frame and is surrounded on the outside of the tongue, and with the tongue it
Between form inserting groove, the second metal shell is assemblied on the outside of insulating base frame, and be covered in third collets and the described 4th absolutely
The outside of edge block.
Preferably, before step S5 further include: locating piece is assemblied in conductive terminal, the locating piece is located at third
Below collets and the 4th collets, and insert in holding tank.
Preferably, after step s 5 further include: weld the first metal shell lower part and the second metal shell top solid
It is fixed.
Beneficial effects of the present invention: the electric connector be provided with the orthogonal insulating base frame of tongue, increase and be electrically connected
The height of the inserting groove of device is connect, external plug can be made more easily mating with electric connector, using the first metal shell
More strict EMI and EMC protection is carried out with the second metal shell, while can also increase the integral strength of electric connector.
Furthermore conductive terminal is embedded in the first collets, the second collets, third insulation by the way of injection molding
In block, the 4th collets and tongue, lift structure intensity and more preferable protection terminal transmission electric property protection reduce outer bound pair electricity
The interference of gas performance.First metal shell and the second metal shell are welded to each other the integral strength that can also enhance electric connector.
Detailed description of the invention
Fig. 1 is the structural schematic diagram at one visual angle of electric connector provided by the invention；
Fig. 2 is the structural schematic diagram at another visual angle of electric connector provided by the invention；
Fig. 3 is that the structural schematic diagram of electric connector provided by the invention (does not include outside the first metal shell and the second metal
Shell)；
Fig. 4 is the structural schematic diagram at a visual angle of insulating base frame provided by the invention；
Fig. 5 is the structural schematic diagram at another visual angle of insulating base frame provided by the invention；
Fig. 6 is that the structural schematic diagram for the electric connector that invention provides (does not include the first metal shell, the second gold medal
Belong to shell and insulating base frame)；
Fig. 7 is the structural schematic diagram at one visual angle of tongue provided by the invention；
Fig. 8 is the structural schematic diagram at another visual angle of tongue provided by the invention；
Fig. 9 is the structural schematic diagram of conductive terminal provided by the invention；
Figure 10 is terminal assemblies provided by the invention, the first collets, the second collets, third collets, the 4th insulation
The structural schematic diagram of block and fixed block；
Figure 11 is the structural schematic diagram of the first collets provided by the invention；
Figure 12 is the structural schematic diagram of the second collets provided by the invention；
Figure 13 is the structural schematic diagram of third collets provided by the invention；
Figure 14 is the structural schematic diagram of the 4th collets provided by the invention；
Figure 15 is the structural schematic diagram of fixed block provided by the invention；
Figure 16 is the structural schematic diagram of the first metal shell provided by the invention；
Figure 17 is the structural schematic diagram of the second metal shell provided by the invention.
In figure: 1, insulating base frame；11, holding tank；111, third grab；112, the 4th grab；113, the first stopper protrusion；
12, accommodation groove；121, the 5th grab；13, guiding block；
2, tongue；21, insertion section；211, fixing groove；22, fixed part；221, slot；222, the 4th clamping protrusion；223,
Casing；
3, conductive terminal；31, contact portion；32, interconnecting piece；
4, the first metal shell；41, inserting groove；42, third clamping protrusion；43, limit stops protrusion；
5, the second metal shell；51, clamping groove；52, connection tongue；53, fixed feet；
61, the first collets；611, grafting protrusion；
62, the second collets；621, spliced eye；
71, third collets；711, the first grab；712, the second grab；
72, the 4th collets；721, the first clamping protrusion；
8, fixed block；81, the second clamping protrusion；82, the first protrusion.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Fig. 1-17, present embodiment discloses a kind of electric connectors comprising insulating base frame 1, tongue 2, terminal group
Part, the first metal shell 4, the second metal shell 5, the first collets 61, the second collets 62, third collets the 71, the 4th are exhausted
Edge block 72 and fixed block 8.
As shown in Figures 3 to 5, tongue 2 is arranged in a mutually vertical manner with insulating base frame 1, is provided on the trailing flank of insulating base frame 1
Holding tank 11 is provided with the accommodation groove 12 that insulating base frame 1 is run through in front and back in the slot bottom of holding tank 11, and accommodation groove 12 is located at insulating base
The top of body 1.The distance of the bottom end of the centre distance insulating base frame 1 of accommodation groove 12 is 15mm.
As shown in Fig. 3, Fig. 6 to Fig. 8, tongue 2 includes that the insertion section 21 being connected and fixed part 22, fixed part 22 insert in appearance
It sets in slot 12.Since the distance of the bottom end of the centre distance insulating base frame 1 of accommodation groove 12 is 15mm, 21 distance of insertion section
The height of the bottom end of insulating base frame 1 is 15mm, and the centre-height of the electric connector is made to be able to satisfy greater demand.
The left and right sides and upside of fixed part 22 are provided with the 4th clamping protrusion 222, in the left and right two of accommodation groove 12
Side wall and the inner wall of upside are to be provided with the 5th grab 121 matched with the 4th clamping protrusion 222, the fixed part of tongue 2
After 22 are inserted into accommodation groove 12, the 5th grab 121 and the 4th clamping protrusion 222 are mutually hooked, not by artificial external force situation
Under, fixed part 22 will not fall off out of accommodation groove 12.
As shown in Figure 9 and Figure 10, terminal assemblies include multiple conductive terminals 3, and conductive terminal 3 includes being connected with each other and vertical
The contact portion 31 and interconnecting piece 32 of setting.The partially electronically conductive terminal 3 of terminal assemblies forms first end subgroup, remaining conductive terminal
3 composition second end subgroups.It includes 19 conductive terminals 3 that terminal assemblies, which have altogether, in the present embodiment, and wherein first end subgroup includes
Ten conductive terminals 3, second end subgroup include nine conductive terminals 3.
As shown in Fig. 3, Fig. 7 and Fig. 9, the upper side and lower side of insertion section 21 be provided with it is multiple be arranged along the longitudinal direction, and
The fixing groove 211 being parallel to each other, the front end of contact portion 31 are fixed in fixing groove 211.The conductive terminal 3 of first end subgroup connects
The upper surface of 31 front end of contact portion exposes to insertion section 21, the lower surface of 31 front end of contact portion of the conductive terminal 3 of second end subgroup
Expose to insertion section 21.Contact portion 31 can offset with the abutting portion of the conductive terminal for the external plug for being inserted into the electric connector
It connects, to realize the conducting of electric connector and external plug.The upside of insertion section 21 is provided with ten fixing grooves in the present embodiment
211, downside is provided with nine fixing grooves 211.The fixing groove 211 or so of the upper side and lower side is arranged in a staggered manner.Pass through in the present embodiment
The mode of injection molding buries the downside of the end of the front end of the contact portion 31 of the conductive terminal 3 of first end subgroup and contact portion 31
In in insertion section 21, so that the contact portion 31 of the conductive terminal 3 of first end subgroup is arranged in the upside of tongue 2.In the present embodiment
It will be under the end and contact portion 31 of the front end of the contact portion 31 of the conductive terminal 3 of second end subgroup by way of injection molding
Upside is embedded in insertion section 21, so that the contact portion 31 of the conductive terminal 3 of second end subgroup is arranged in the downside of tongue 2.
As shown in Fig. 3, Figure 10 to Figure 12, the contact portion 31 of the conductive terminal 3 of first end subgroup is close to the one of interconnecting piece 32
End is embedded in the first collets 61 by way of injection molding, even if the contact portion 31 of the conductive terminal 3 of first end subgroup
Rear end be arranged in the first collets 61.The contact portion 31 of the conductive terminal 3 of second end subgroup is close to one end of interconnecting piece 32
It is embedded in by way of injection molding in the second collets 62, even if the contact portion 31 of the conductive terminal 3 of second end subgroup
Rear end is arranged in the second collets 62.First collets 61 and the setting stacked on top of one another of the second collets 62.
First collets 61 and the second collets 62, one of them is provided with grafting protrusion, another is provided with and grafting
The spliced eye that protrusion matches.Or, grafting protrusion and spliced eye are provided on the first collets 61 and the second collets 62, the
Grafting protrusion on one collets 61 matches setting with the spliced eye on the second collets 62, the grafting on the second collets 62
Protrusion matches setting with the spliced eye on the first collets 61.
Preferably, there are two grafting is convex close to the setting of the side of the second collets 62 for the first collets 61 in the present embodiment
611 are played, there are two the spliced eye 621 matched respectively with two grafting protrusions 611, grafting protrusions for setting on the second collets 62
In 611 insertion spliced eyes 621, keep the first collets 61 and the second collets 62 stacked together.
The slot 221 being connected with fixing groove 211, the first collets 61 and the second collets 62 are provided on fixed part 22
Cooperation is mutually inserted to be set in slot 221 later.Inner sidewall (the slot 221 of the second collets 62 is fitted in slot 221
Downside inner wall) on setting there are two fixed sleeving 223, the two fixed sleevings 223 pass through injection molding.In the first collets
61 and second collets 62 be mutually inserted after cooperation, form tongue 2 by way of injection molding, be formed simultaneously the two sets
Pipe 223.Fixed sleeving 223 is sheathed in grafting protrusion 611, while being plugged in spliced eye 621, with grafting protrusion 611 and
Spliced eye 621 fits closely, and is fixed on the first collets 61 and the second collets 62 in slot 221.
As shown in Fig. 3, Figure 10, Figure 13 and Figure 14, the interconnecting piece 32 of the conductive terminal 3 of first end subgroup is at least partly embedded
In in third collets 71, in the present embodiment, the upper end of the interconnecting piece 32 of the conductive terminal 3 of first end subgroup passes through injection molding
Mode be embedded in third collets 71, even if the upper end of the interconnecting piece 32 of the conductive terminal 3 of first end subgroup is arranged in
In three collets 71.The interconnecting piece 32 of the conductive terminal 3 of second end subgroup is at least partly embedded in the 4th collets 72, this reality
It applies in example, the upper end of the interconnecting piece 32 of the conductive terminal 3 of second end subgroup is embedded in the 4th insulation by way of injection molding
In block 72, even if the upper end of the interconnecting piece 32 of the conductive terminal 3 of second end subgroup is arranged in the 4th collets 72.Third insulation
It is stacked before and after block 71 and the 4th collets 72.Third collets 71 and the 4th collets 72 are respectively positioned in holding tank 11.
Third collets 71 and the 4th collets 72, one of them be provided with the first clamping protrusion, another be provided with
The first grab that first clamping protrusion mutually hooks.Or, being provided with the first clamping on third collets 71 and the 4th collets 72
Protrusion and the first grab, the first clamping protrusion on third collets 71 is matched with the first grab on the 4th collets 72 to be set
It sets, the first clamping protrusion on the 4th collets 72 matches setting with the first grab on third collets 71.
Preferably, the left and right sides of third collets 71 is provided with the first grab 711, the 4th collets in the present embodiment
72 left and right sides is provided with the first clamping protrusion 721 hooked with 711 phase of the first grab.Third collets 71 and the 4th insulation
After block 72 is stacked, the first grab 711 is together with the first clamping protrusion 721 mutually hook.
The two sides of third collets 71 are provided with the second grab 712, set on the inner sidewall of the left and right sides of holding tank 11
It is equipped with the third grab 111 matched with the second grab 712.It is mutually clamped in third collets 71 and the 4th collets 72
Afterwards, third collets 71 and the 4th collets 72 are caught in holding tank 11, after being caught in, the second grab 712 and third grab
111 match and can make third collets 71 and the 4th collets 72 not by artificial external force, will not be from holding tank
It falls off in 11.
As shown in Fig. 3, Figure 10 and Figure 15, fixed block 8 is made by isolation material.The interconnecting piece 32 of conductive terminal 3 is separate to be connect
One end part (lower end of interconnecting piece 32) of contact portion 31 passes through the jack on fixed block 8, and exposes to fixed block 8, exposed parts
Circuit board convenient for connecting with the electric connector is connected.Fixed block 8 inserts in holding tank 11, and is located at 71 He of third collets
The lower section of 4th collets 72.The left and right sides of fixed block 8 is provided with the first protrusion 82, the inner wall of the left and right sides of holding tank 11
On opening is provided with the first stopper protrusion 113, fixed block 8 will not be from receiving after the insertion of the bottom end of insulating base frame 1
Slot 11 falls off in the opening of the trailing flank of insulating base frame 1.The two sides of fixed block 8 are provided with the second clamping protrusion 81, and second
Clamping protrusion 81 is set to the outside of the first protrusion 82, is provided on the inner sidewall of holding tank 11 and is clamped raised 81 phase hooks with second
The 4th grab 112 hung.Second clamping protrusion 81 is matched with the 4th grab 112 can make fixed block 8 will not be from insulating base frame 1
Bottom end fall off.Fixed block 8 is inserted into after holding tank 11, the separate third collets 71 of fixed block 8 and the 4th collets 72
The end face flush of the bottom of the end face and insulating base frame 1 of one end, i.e., the interconnecting piece 32 of conductive terminal 3 is far from 31 one end of contact portion
End equally expose to insulating base frame 1.
As shown in Figure 1, Figure 2 and shown in Figure 16, the first metal shell 4 is enclosed the inserting groove 41 of electric connector, the first gold medal
Belong to the top that shell 4 is coated on insulating base frame 1, and tongue 2 is coated on to the inside of inserting groove 41.At 1 top of insulating base frame
The left and right sides is respectively provided with there are two guiding block 13, and one of guiding block 13 is located at the seamed edge at 1 top of insulating base frame, another
On side wall.It is provided with the guide channel matched with guiding block 13 on first metal shell 4, is arranged in the first metal shell 4
When the top of insulating base frame 1, guiding block 13 has guidance and position-limiting action, and the plugging position of tongue 2 can be made in inserting groove
Setting position in 41, convenient for plugging cooperation with external plug.Limit stops protrusion is additionally provided on first metal shell 4
43, limit stops protrusion 43 is connected to the front end of insulating base frame 1 after the first metal shell 4 is inserted at the top of insulating base frame 1, can
To prevent insulating base frame 1 to be inserted into excess.
As shown in Figure 1, Figure 2 and shown in Figure 17, the second metal shell 5 is coated on the lower half of insulating base frame 1, i.e., not by the first gold medal
Belong to the part that shell 4 is coated.First metal shell 4 has been downwardly extending several fixinig plates.Preferably, the present embodiment
In the left and right sides of the first metal shell 4 be respectively provided with there are two fixinig plate, third clamping protrusion 42 is provided on fixinig plate, the
The clamping groove 51 that third clamping protrusion 42 is engaged by clamping is provided on two metal shells 5.Fixinig plate protrudes into the second metal shell 5
Portion makes the first metal shell 4 and the second metal shell 5 be engaged by clamping, and the surrounding using Laser Welding in clamping groove 51 is welded,
The second metal shell 5 is welded and fixed with fixinig plate to connect.It is formed on the top of the front side of the second metal shell 5 to front side bending
There is connection tongue 52, connection tongue 52 and the bottom side of the first metal shell 4 are mutually welded.Clamping and welding, to realize the first metal shell 4
Machinery and electric connection with the second metal shell 5.It, can after first metal shell 4 and the second metal shell 5 are welded to each other
Make that the changing of the relative positions will not occur therebetween, can guarantee the integral strength of electric connector.The bottom end of second metal shell 5 is provided with solid
Determine foot 53, fixed feet 53 is convenient for fixing with external circuit board.
The electric connector be provided with the orthogonal insulating base frame 1 of tongue 2, increase the inserting groove 41 of electric connector
Highly, external plug can be made more easily mating with electric connector, using the first metal shell 4 and the second metal shell
5 protect to carry out more strict EMI and EMC, while can also increase the integral strength of electric connector.
Furthermore it is exhausted that conductive terminal 3 is embedded in the first collets 61, the second collets 62, third by the way of injection molding
In edge block 71, the 4th collets 72 and tongue 2, lift structure intensity and more preferable protection terminal transmission electric property protection are reduced
Outer bound pair electric property interference.
The present embodiment also discloses a kind of manufacturing method of above-mentioned electric connector comprising following steps:
S1, pass through Shooting Technique machine-shaping the first collets of machine-shaping 61 and third collets in first end subgroup
71, machine-shaping the second collets 62 and the 4th collets 72 in second end subgroup, and it is exhausted with the first collets 61 and second
The setting of the interval of edge block 62.
S2, the first collets 61 and the second collets 62 are plugged, so that the two is stacked, 71 He of third collets
The clamping of 4th collets, 72 phase, makes the two be stacked.
S3, by way of injection molding by the contact portion 31 of conductive terminal 3, the first collets 61 and the second collets 62
It is embedded in tongue 2, the upper surface of the contact portion 31 of the conductive terminal 3 of first end subgroup is made to expose to inserting for tongue 2 after molding
Enter the upper surface in portion 21, while the contact portion 31 of the conductive terminal 3 of first end subgroup being made to be arranged in the upper surface of insertion section 21；The
The lower surface of the contact portion 31 of the conductive terminal 3 of two-terminal group exposes to the lower surface of the insertion section 21 of tongue 2, while making second
The contact portion 31 of the conductive terminal 3 of terminal group is arranged in the lower surface of insertion section 21.
S4, tongue 2 is inserted into the accommodation groove 12 of insulating base frame 1, while by third collets 71 and the 4th collets
72 are caught in the holding tank 11 of insulating base frame 1.
S5, fixed block 8 is assemblied in conductive terminal 3, and inserted in holding tank 11, fixed block 8 is located at the after assembly
The lower section of three collets 71 and the 4th collets 72.
S6, the first metal shell 4 is assemblied on insulating base frame 1 to and is surrounded on 2 outside of tongue, and the shape between tongue 2
At inserting groove 41, the second metal shell 5 is assemblied in 1 outside of insulating base frame, and be covered in third collets 71 and the described 4th
The outside of collets 72.
S7, by the way of laser welding, the second metal shell 5 of the first metal shell 4 is fixedly connected, to realize two
The machinery of person and electric connection.
The molding connector of the processing method, conductive terminal 3 are embedded in the first collets by the way of injection molding
61, in the second collets 62, third collets 71, the 4th collets 72 and tongue 2, lift structure intensity and more preferable protection terminal
Electric property protection is transmitted, outer bound pair electric property interference is reduced.First metal shell 4 and the second metal shell 5 are welded to each other
The integral strength of electric connector can also be enhanced.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (9)
1. a kind of electric connector characterized by comprising
Insulating base frame (1) is provided with holding tank (11) on the insulating base frame (1)；
Tongue (2), the tongue (2) are fixed on the insulating base frame (1)；
Terminal assemblies comprising multiple conductive terminals (3), the conductive terminal (3) include being connected with each other and being arranged in angle
Contact portion (31) and interconnecting piece (32), the interconnecting piece (32) are partially located in the holding tank (11), the interconnecting piece (32)
Lower end expose to the insulating base frame (1), the contact portion (31) is arranged in two surfaces up and down of the tongue (2)；
First metal shell (4), first metal shell (4) are enclosed inserting groove (41), and the tongue (2) is located at described
In inserting groove (41)；
Second metal shell (5) is coated on the outside of the insulating base frame (1), second metal shell (5) and described first
Metal shell (4) is mechanical and is electrically connected.
2. electric connector according to claim 1, which is characterized in that the tongue (2) includes the insertion section being connected
(21) and fixed part (22), the contact portion (31) are arranged in two surfaces up and down of the insertion section (21)；
It is provided with accommodation groove (12) on the insulating base frame (1), the fixed part (22) inserts in fixed in the accommodation groove (12).
3. electric connector according to claim 2, which is characterized in that the terminal assemblies include first end subgroup and second
Terminal group；
The contact portion (31) of the conductive terminal (3) of the first end subgroup is located at the upside of the tongue (2), the Second terminal
The contact portion (31) of the conductive terminal (3) of group is located at the downside of the tongue (2)；
The electric connector further includes the first collets (61) and the second collets (62) to stack together up and down, and described first
One end edge of the contact portion (31) of the conductive terminal (3) of terminal group close to the interconnecting piece (32) is embedded in first collets
(61) in, one end edge of the contact portion (31) of the conductive terminal (3) of the second end subgroup close to the interconnecting piece (32) is embedded in
In second collets (62)；
The fixed part (22) is overmolded in the outside of first collets (61) and the second collets (62).
4. electric connector according to claim 3, which is characterized in that further include the third collets that front and back stacks together
(71) and the 4th collets (72), the interconnecting piece (32) of the conductive terminal (3) of the first end subgroup are at least partly embedded in institute
It states in third collets (71), the interconnecting piece (32) of the conductive terminal (3) of the second end subgroup is at least partly embedded in described
In 4th collets (72), the third collets (71) and the 4th collets (72) are located in the holding tank (11).
5. electric connector according to claim 4, which is characterized in that further include being located at the third collets (71) and institute
The locating piece (8) below the 4th collets (72) is stated, the interconnecting piece (32) of the conductive terminal (3) is passed down through the locating piece
(8) jack.
6. electric connector according to claim 1, which is characterized in that be provided on first metal shell (4) downwards
Several fixinig plates in second metal shell (5) are extended into, the fixinig plate is equipped with third and is clamped raised (42), described
It is provided on second metal shell (5) and is clamped the clamping groove (51) that raised (42) are interlocked with the third.
7. a kind of manufacturing method of electric connector, which comprises the steps of:
S1, the first collets (61) and third collets (71) are formed in first end subgroup by Shooting Technique, in second end
The second collets (62) and the 4th collets (72), first collets (61) and second collets are formed in subgroup
(62) stacked on top is arranged,
Stack setting before and after the third collets (71) and the 4th collets (72), and with first collets (61) and
The setting of second collets (62) interval；
S3, it is formed by way of injection molding tongue (2), the tongue (2) is coated on first collets (61) and institute
It states on the outside of the second collets (62), the contact portion (31) of conductive terminal (3) is arranged in the tongue (2) upper and lower surface；
S4, tongue (2) is inserted into the accommodation groove (12) on insulating base frame (1) Nei, while by third collets (71) and the 4th
Collets (72) are caught in the holding tank (11) on insulating base frame (1) Nei；
S5, the first metal shell (4) is assemblied on insulating base frame (1) and is surrounded on the outside of the tongue (2), and inserted with described
Inserting groove (41) are formed between tongue (2), the second metal shell (5) are assemblied on the outside of insulating base frame (1), and it is exhausted to be covered in third
The outside of edge block (71) and the 4th collets (72).
8. manufacturing method according to claim 7, which is characterized in that before step S5 further include: fill locating piece (8)
Assigned on conductive terminal (3), the locating piece (8) is located at below third collets (71) and the 4th collets (72), and
It inserts in holding tank (11).
9. manufacturing method according to claim 7, which is characterized in that after step s 5 further include: will be outside the first metal
Shell (4) lower part and the second metal shell (5) top are welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516898.2A CN109687200B (en) | 2018-12-12 | 2018-12-12 | Electric connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516898.2A CN109687200B (en) | 2018-12-12 | 2018-12-12 | Electric connector and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN109687200A true CN109687200A (en) | 2019-04-26 |
| CN109687200B CN109687200B (en) | 2020-11-10 |
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| CN201811516898.2A Active CN109687200B (en) | 2018-12-12 | 2018-12-12 | Electric connector and manufacturing method thereof |
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| CN202076476U (en) * | 2011-02-28 | 2011-12-14 | 矽玛科技股份有限公司 | Electric connector structure |
| CN104993287A (en) * | 2015-07-09 | 2015-10-21 | 昆山宏泽电子有限公司 | USB type-C socket connector |
| US20160043510A1 (en) * | 2014-06-27 | 2016-02-11 | Shenzhen Deren Electronic Co., Ltd | Plug connector, receptacle connector, and electric connector assembly thereof |
| CN205565084U (en) * | 2016-03-07 | 2016-09-07 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN206451888U (en) * | 2017-01-18 | 2017-08-29 | 深圳市谊诺科技有限公司 | Heightening type Type C connectors |
| CN208423280U (en) * | 2018-07-12 | 2019-01-22 | 东莞市准誉五金电子有限公司 | Overloaded type connector compact-sized and convenient for assembling |
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2018
- 2018-12-12 CN CN201811516898.2A patent/CN109687200B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201732887U (en) * | 2010-05-31 | 2011-02-02 | 东莞市扬明精密塑胶五金电子有限公司 | Improved HDMI terminal connector |
| CN202076476U (en) * | 2011-02-28 | 2011-12-14 | 矽玛科技股份有限公司 | Electric connector structure |
| US20160043510A1 (en) * | 2014-06-27 | 2016-02-11 | Shenzhen Deren Electronic Co., Ltd | Plug connector, receptacle connector, and electric connector assembly thereof |
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| CN205565084U (en) * | 2016-03-07 | 2016-09-07 | 番禺得意精密电子工业有限公司 | Electric connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109687200B (en) | 2020-11-10 |
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Effective date of registration: 20201112 Address after: Floor 1, building 5, No. 313, Beihuan Road, Qingxi Town, Dongguan City, Guangdong Province 523650 Patentee after: Dongguan Lixun Precision Industry Co., Ltd Address before: Guangdong province Dongguan City Kwai 523650 Qing Cun Qing Emperor Huang Town Industrial Zone No. 17 Patentee before: DONGGUAN XUNTAO ELECTRONIC Co.,Ltd. |