CN103199357A - Card edge connector and manufacturing method thereof - Google Patents
Card edge connector and manufacturing method thereof Download PDFInfo
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- CN103199357A CN103199357A CN2012100119986A CN201210011998A CN103199357A CN 103199357 A CN103199357 A CN 103199357A CN 2012100119986 A CN2012100119986 A CN 2012100119986A CN 201210011998 A CN201210011998 A CN 201210011998A CN 103199357 A CN103199357 A CN 103199357A
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Abstract
The invention discloses a card edge connector and a manufacturing method thereof. The card edge connector comprises an insulating body, a plurality of first terminals and a plurality of second terminals. The insulating body is provided with an inserting connection groove. Each first terminal comprises a first fixing part and a first transmission part. Each fixing part is fixedly installed on the insulating body. Each first transmission part is buckled and extends to the inserting connection groove from each first fixing part in an integrally formed mode, and is provided with a scratch side corner. Each second terminal comprises a second fixing part and a second transmission part. Each second fixing part is fixedly arranged on the insulating body. Each second transmission part is buckled and extends to the inserting connection groove from each second fixing part in an integrally formed mode, an inserting connection space is formed by each second transmission part and each first transmission part, and each scratch side corner protrudes towards each inserting connection space. The invention further provides the manufacturing method of the card edge connector, wherein the manufacturing method is used for manufacturing the card clamp connector.
Description
Technical field
The present invention relates to a kind of bayonet connector and preparation method thereof, particularly a kind of terminal has bayonet connector of scraping corner and preparation method thereof.
Background technology
In the modern times that development in science and technology is maked rapid progress, electronic product has been indispensable necessity in the daily life, in constituting the part of electronic product, also comprised the electric connector that is used for the transmission electronic signal of all kinds, and be used for connecting outside electronic component, wherein modal electronic component for example is electronic cards, and electric connector then is corresponding bayonet connector.
See also Fig. 1 and Fig. 2, Fig. 1 is the bayonet connector schematic perspective view of prior art; Fig. 2 is the bayonet connector of the prior art row's of the going up terminal that comprises and the schematic perspective view of arranging terminal down.As shown in the figure, a bayonet connector PA100 comprises an insulating body PA1, a plurality of row's of going up terminals P A2, a plurality of row terminals P A3 and two fixing arm PA4, PA5 down.
Insulating body PA1 has an inserting groove PA11.Row's terminals P A2 respectively comprises a fixed part PA21 and a transport part PA22 on those.Fixed part PA21 is embedded in the insulating body PA1, and transport part PA22 extends from fixed part PA21 bending one-body moldedly, and is arranged at inserting groove PA11, and transport part PA22 has a contact-segment PA221.
Those are arranged terminals P A3 down and respectively comprise a fixed part PA31 and a transport part PA32.Fixed part PA31 is embedded in the insulating body PA1, and transport part PA32 extends from fixed part PA31 bending one-body moldedly, and is arranged at inserting groove PA11, and transport part PA32 has a contact-segment PA321.
Wherein, when the electronic cards of an outside is inserted in inserting groove PA11, the contact-segment PA221 of this transport part PA22 and the contact-segment PA321 of transport part PA32 can touch the metallic contact on electronic cards surface respectively, and when electronic cards is inserted in inserting groove PA11, strike off the oxide layer on the metallic contact.
Yet, because the contact-segment PA221 of last row's terminals P A2 is when touching the metallic contact of electronic cards with the contact-segment PA321 that arranges terminals P A3 down, strike off the oxide layer on metallic contact surface in the mode of pushing; Therefore, the oxide layer on metallic contact surface is not easy to be struck off, and the swarf after striking off is deposited in the surface of metallic contact and terminal easily, and then has influence on the effect struck off and the function of electrically connect.
Edge this, the present invention develops a kind of bayonet connector, it can effectively strike off the oxide layer on metallic contact surface, and with its eliminating.
Summary of the invention
Technical problem and purpose that institute of the present invention desire solves:
Take a broad view of the above, in the prior art, in order to make electronic cards when being inserted in bayonet connector, can effectively electrically connect, normally utilize the contact-segment of terminal to strike off metal oxide on electronic cards, use the contact-segment that makes metallic contact can directly touch terminal.Yet, existing terminal is when striking off metal oxide, mainly be directly to push to get rid of metal oxide, it is effective that it strikes off effect, and the metal oxide after striking off tends to be deposited between metallic contact and the terminal, and then seriously influences the electrically connect between terminal and the metallic contact.
In order to address the above problem, the invention provides a kind of bayonet connector, it is that a plurality of the first terminals and a plurality of second terminal are fixedly arranged in the insulating body, and these the first terminals respectively comprise one first transport part, and the transport part has a scraping corner; And above-mentioned a plurality of second terminal respectively comprises one second transport part, and first transport part and second transport part form a grafting space in an inserting groove of insulating body.When electronic cards was inserted in the grafting space, the metal oxide that touches can be struck off in the scraping corner, and gets rid of the swarf of metal oxide, used to make the scraping corner directly touch metallic contact.
The present invention also provides a kind of manufacture method of bayonet connector, and it is in order to make above-mentioned bayonet connector.
The technological means that the present invention deals with problems:
The present invention provides a kind of bayonet connector for the technological means that the solution prior art problems adopts, and it comprises an insulating body, a plurality of the first terminal and a plurality of second terminal.Insulating body has an inserting groove.Those the first terminals respectively comprise one first fixed part and one first transport part, and first fixed part is fixedly arranged on insulating body; First transport part extends to inserting groove from the bending of first fixed part one-body moldedly, and has a scraping corner.Those second terminals respectively comprise one second fixed part and one second transport part, and second fixed part is fixedly arranged on insulating body, and second transport part extends to inserting groove from the bending of second fixed part one-body moldedly, and forms a grafting space with first transport part.Wherein, when an electronic cards was inserted in the grafting space, the scraping corner can scrape the metal oxide on metallic contact surface corresponding in the electronic cards and get rid of, and uses the conductivity that increases the first terminal and metallic contact.
Also comprise two fixing arms by one of extended attached technological means of above-mentioned technological means institute for bayonet connector, be fixedly arranged on the two ends of insulating body respectively, and two fixing arms respectively comprise a buckle structure, buckle structure is in order to this electronic cards of buckle.The preferably, buckle structure comprises a L type projection and an oblique bending projection, and oblique bending projection is arranged at the top of L type projection.
By above-mentioned technological means extended attached technological means one also comprise two fixing arms for bayonet connector, be fixedly arranged on the two ends of insulating body respectively, and two fixing arms respectively comprise a fixing arm body and a unsteady position limiting structure, this fixing arm body is fixed in this insulating body, and this unsteady position limiting structure can be linked to this fixing arm body up or down.
Be that first fixed part has a retaining structure by one of extended attached technological means of above-mentioned technological means institute, it is fastened in insulating body interferingly.
The present invention also provides a kind of manufacture method of bayonet connector, in order to make above-mentioned bayonet connector, at first, prepares one first strip, and first strip has a contact-segment; Then, prepare a continuous stamping die, continuous stamping die comprises one first mould and one second mould, first mould has first punching pin corresponding to contact-segment, second mould has second punching pin corresponding to contact-segment, first punching pin and second punching pin have a skew spacing along a feedstock direction, and the skew spacing is less than the width of contact-segment; Then, utilize continuous stamping die along feedstock direction first strip to be carried out a continuous stamping process, forming a first terminal strip, and first punching pin and second punching pin are along a pressing direction skew punching press contact-segment perpendicular to feedstock direction, so that contact-segment forms the scraping corner; Come again, prepare one second terminal material belt and insulating body; Afterwards, with the first terminal strip and the bending of second terminal material belt, and the side plate of cut-out the first terminal strip and the second terminal material belt both sides, use forming the first terminal and second terminal; At last, the first terminal and second terminal are embedded at insulating body, use forming above-mentioned bayonet connector.
Be that first mould and second mould are the obtuse angle corresponding to the corner of contact-segment by one of extended attached technological means of above-mentioned technological means institute.
Be that when preparation second terminal material belt and insulating body, also preparing simultaneously has two fixing arms by one of above-mentioned extended attached technological means of technological means institute; And, when the first terminal and second terminal are embedded at insulating body, also simultaneously this two fixing arm is fixedly arranged on the two ends of insulating body respectively.
The present invention's effect against existing technologies:
From with as can be known above-mentioned, compared to the described bayonet connector of prior art, because in a kind of bayonet connector provided by the present invention, be to utilize the scraping corner of terminal to strike off metal oxide on the electronic cards; Therefore, can effectively metal oxide be scraped and get rid of.In addition, by the manufacture method of bayonet connector provided by the present invention, can in continuous stamping process, produce the terminal with scraping corner by the improvement of stamping technology.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the bayonet connector schematic perspective view of prior art;
Fig. 2 is the bayonet connector of the prior art row's of the going up terminal that comprises and the schematic perspective view of arranging terminal down;
Fig. 3 shows the schematic perspective view of the bayonet connector of preferred embodiment of the present invention;
Fig. 4 shows the perspective exploded view of the bayonet connector of preferred embodiment of the present invention;
Fig. 5 shows the first terminal of preferred embodiment of the present invention and the schematic perspective view of second terminal;
Fig. 6 and Fig. 7 show that electronic cards is inserted in the cross-sectional schematic of bayonet connector;
Fig. 8 shows the fixing arm schematic perspective view of preferred embodiment of the present invention;
Fig. 9 shows the fixing arm schematic perspective view at another visual angle of preferred embodiment of the present invention;
Figure 10 shows the manufacture method flow chart of the bayonet connector of preferred embodiment of the present invention;
Figure 11 shows the schematic perspective view of first strip and continuous stamping die;
Figure 12 shows the half-finished floor map of first strip;
Figure 13 shows the cross-sectional schematic of the first terminal semi-finished product, first mould and second mould;
Figure 14 shows the schematic perspective view of the first terminal semi-finished product, first punching pin and second punching pin;
Figure 15 shows that the scraping corner is formed at the half-finished schematic perspective view of the first terminal;
Figure 16 shows in another preferred embodiment of the present invention, the continuous punching press cross-sectional schematic of contact-segment, first punching pin and second punching pin; And
Figure 17 shows the first terminal schematic perspective view of another preferred embodiment of the present invention.
Wherein, Reference numeral
The PA100 bayonet connector
The PA1 insulating body
The PA11 inserting groove
The last row of PA2 terminal
The PA21 fixed part
The PA22 transport part
The PA221 contact-segment
Arrange terminal under the PA3
The PA31 fixed part
The PA32 transport part
The PA321 contact-segment
100 bayonet connectors
200 electronic cards
201 metallic contacts
1 insulating body
11 inserting grooves
111 the first terminal grooves
112 second terminal grooves
2 the first terminals
The 2a the first terminal
21 first fixed parts
21a first fixed part
211 retaining structures
212 location structures
22 first transport parts
22a first transport part
221 bending segments
The 221a bending segment
2211 scraping corners
23 first weld parts
23a first weld part
3 second terminals
31 second fixed parts
311 retaining structures
312 location structures
32 second transport parts
321 bending segments
322 transmission are terminal
33 second weld parts
4,5 fixing arms
41 fixing arm bodies
42 buckle structures
421 L type projections
422 oblique bending projections
43 unsteady position limiting structures
6 first strips
The 6a first strip semi-finished product
61 the first terminal semi-finished product
7 continuous stamping dies
71 first moulds
711 first punching pines
711a first punching pin
711b the 3rd punching pin
72 second moulds
721 second punching pines
721a second punching pin
721b the 4th punching pin
The CP contact-segment
The CP2 contact-segment
IS grafting space
The FD feedstock direction
The PD pressing direction
OS1 is offset spacing
OS2 is offset spacing
OS3 punching press spacing
Embodiment
Bayonet connector provided by the present invention, the structure of its terminal can be widely used in various connectors with transmission terminal, and because the compound mode of terminal is too numerous to enumerate, cause the manufacture method of bayonet connector provided by the present invention to be implemented according to various connectors, so give unnecessary details no longer one by one at this, only enumerating wherein, preferred embodiment is specified.
See also Fig. 3 and Fig. 4, Fig. 3 shows the schematic perspective view of the bayonet connector of preferred embodiment of the present invention; Fig. 4 shows the perspective exploded view of the bayonet connector of preferred embodiment of the present invention.As shown in the figure, a kind of bayonet connector 100 comprises an insulating body 1, a plurality of the first terminal 2, a plurality of second terminal 3 and two fixing arms 4,5.
Insulating body 1 has an inserting groove 11, and inserting groove 11 comprises a plurality of the first terminal grooves 111 and second terminal groove 112 (being shown in Fig. 6).
See also Fig. 3 to Fig. 7, Fig. 5 shows the first terminal of preferred embodiment of the present invention and the schematic perspective view of second terminal; Fig. 6 and Fig. 7 show that electronic cards is inserted in the cross-sectional schematic of bayonet connector.As shown in the figure, the first terminal 2 respectively comprises one first fixed part 21, one first transport part 22 and one first weld part 23, first fixed part 21 has a retaining structure 211 and a location structure 212, retaining structure 211 is the first terminal grooves 111 that are fastened in insulating body 1 interferingly, and location structure 212 is the first terminal groove 111 that is fixedly arranged on insulating body 1 ordinatedly, uses to make first fixed part 21 be fixedly arranged on insulating body 1; First transport part 22 is to extend to inserting groove 11 from the bending of first fixed part 21 one-body moldedly, and first transport part 22 comprises a bending segment 221, and bending segment 221 has a scraping corner 2211; First weld part 23 is to extend from 21 bendings of first fixed part.
Second terminal 3 respectively comprises one second fixed part 31, one second transport part 32 and one second weld part 33, second fixed part 31 has a retaining structure 311 and a location structure 312, retaining structure 311 is second terminal grooves 112 that are fastened in insulating body 1 interferingly, and location structure 312 is second terminal grooves 112 that are fixedly arranged on insulating body 1 ordinatedly, uses making second fixed part 31 be fixedly arranged on insulating body 1; Second transport part 32 is to extend to inserting groove 11 from 31 bendings of second fixed part one-body moldedly, and second transport part 32 comprises a bending segment 321 and a transmission terminal 322, transmission terminal 322 is to extend from bending segment 321 one-body moldedly, and transmission terminal 322 is to be arranged in inserting groove 11.Wherein, first transport part 22 of above-mentioned a plurality of the first terminal 2 is to form a grafting space IS in inserting groove 11 with second transport part 32 of a plurality of second terminals 3, and bending segment 221 and 321 is to bend towards grafting space IS respectively, and scraping corner 2211 also protrudes out towards grafting space IS; In addition, grafting space IS uses for an electronic cards 200 to peg graft, electronic cards 200 has two contact-making surfaces, and two contact-making surfaces respectively have a plurality of metallic contacts 201, when electronic cards 200 is plugged in grafting space IS, scraping corner 2211 is that the metal oxide with corresponding metallic contact 201 surfaces scrapes and gets rid of, and uses the conductivity that increases the first terminal 2 and metallic contact 201.
See also Fig. 8 and Fig. 9, Fig. 8 shows the fixing arm schematic perspective view of preferred embodiment of the present invention; Fig. 9 shows the fixing arm schematic perspective view at another visual angle of preferred embodiment of the present invention.As shown in the figure, two fixing arms 4,5 are fixedly arranged on the two ends of insulating body 1.And fixing arm 4 comprises a fixing arm body 41, a buckle structure 42 and a unsteady position limiting structure 43, and fixing arm body 41 is to be fixed in insulating body 1; Buckle structure 42 comprises a L type projection 421 and one oblique bending projection 422, L type projection 421 extends from 41 bendings of fixing arm body with being formed in one, and oblique bending projection 422 extends from 41 bendings of fixing arm body with being formed in one, and be arranged at the top of L type projection 421, L type projection 421 is when electronic cards 200 is inserted in grafting space IS with oblique bending projection 422, in order to prevent that electronic cards 200 from not plugging positioning instant and pressing down, and can avoid electronic cards 200 being inserted in grafting space IS, impacted and be shifted, used making buckle structure 42 withhold electronic cards 200.The position limiting structure 43 that floats is when bayonet connector 100 is welded in circuit board with first weld part 23, second weld part 33 and unsteady position limiting structure 43, fixing arm body 41 can be adjusted the position up and down by the position limiting structure 43 that floats, and uses that bayonet connector 100 is obedient on the circuit board.
The structural similarity of the structure of fixing arm 5 and fixing arm 4 has in the technical field under believing and knows that usually the knowledgeable will be understood that so do not add superfluous words at this.
See also Figure 10 to Figure 15, Figure 10 shows the manufacture method flow chart of the bayonet connector of preferred embodiment of the present invention; Figure 11 shows the schematic perspective view of first strip and continuous stamping die; Figure 12 shows the half-finished floor map of first strip; Figure 13 shows the cross-sectional schematic of the first terminal semi-finished product, first mould and second mould; Figure 14 shows the schematic perspective view of the first terminal semi-finished product, first punching pin and second punching pin; Figure 15 shows that the scraping corner is formed at the half-finished schematic perspective view of the first terminal.As shown in the figure, at first, step S101 is that preparation one first strip 6, the first strips 6 have a contact-segment CP because the scope of contact-segment CP in first strip 6 is minimum, therefore in Figure 11 only in order to signal.
Then, step S103 prepares a continuous stamping die 7, it comprises one first mould 71 and one second mould 72, first mould 71 has first punching pin 711 corresponding to contact-segment CP, second mould 72 has second punching pin 721 corresponding to contact-segment CP, first punching pin 711 and second punching pin 721 have a skew spacing OS1 along a feedstock direction FD, and skew spacing OS1 is less than the width of contact-segment CP.
Then, step S105, utilize continuous stamping die 7 along feedstock direction FD first strip 6 to be carried out a continuous stamping process, to form a first terminal strip (not shown), and first punching pin 711 and second punching pin 721 are along a pressing direction PD skew punching press contact-segment CP perpendicular to feedstock direction FD, so that contact-segment CP forms scraping corner 2211.
From the above, when carrying out continuous stamping process, first strip 6 at first can form one first strip semi-finished product 6a, the first strip semi-finished product 6a comprises a plurality of the first terminal semi-finished product 61 that have contact-segment CP respectively, the first terminal semi-finished product 61 are that first strip 6 utilizes continuous stamping die 7 to carry out continuous stamping process to produce, and also have corresponding contact-segment CP in each the first terminal semi-finished product 61.On practice, these the first terminal semi-finished product 61 are in the first strip semi-finished product 6a close or connection closely each other.
Wherein, as shown in figure 13, because first punching pin 711 and second punching pin 721 have a skew spacing OS1 less than the width of contact-segment CP between feedstock direction FD, therefore at first mould 71 during along pressing direction PD punching press, contact-segment CP can be subjected to the skew punching press between first punching pin 711 and second punching pin 721, make contact-segment CP be subjected to pushing of second punching pin 721 and form scraping corner 2211, this be since first punching pin 711 to touch the area of contact-segment CP bigger than the area that second punching pin 721 touches contact-segment CP.In addition, when the material of contact-segment CP is the metal that belongs to softer, for example ductility such as copper and gold preferred metal material forms the corner 2211 of swiping because pushing especially easily.
Moreover step S107 is preparation one second terminal material belt, insulating body 1 and fixing arm 4,5; Afterwards, step S109 is the side plate with the first terminal strip and the bending of second terminal material belt and cut-out the first terminal strip and the second terminal material belt both sides, uses forming above-mentioned a plurality of the first terminals 2 and above-mentioned a plurality of second terminals 3; At last, step S111 is embedded at insulating body 1 with the first terminal 2 and second terminal 3, and fixing arm 4,5 is fixedly arranged on the two ends of insulating body 1 respectively, uses to form bayonet connector 100.Wherein, step S107, S109 and S111 mainly are general progressive die Sheet Metal Forming Technology and metal working process, for have in the affiliated technical field know usually the knowledgeable the technology that can understand easily and finish, so do not add superfluous words at this.
See also Figure 16, Figure 16 shows in another preferred embodiment of the present invention, the continuous punching press cross-sectional schematic of contact-segment, first punching pin and second punching pin.As shown in the figure, the skew spacing OS2 between one first punching pin 711a and the one second punching pin 721a is less than the width of a contact-segment CP2, and the punching press spacing OS3 between one the 3rd punching pin 711b and one the 4th punching pin 721b equals the width of contact-segment CP2; Wherein, because the first punching pin 711a and the second punching pin 721a can be offset stamping press to contact-segment CP2 earlier, reverse and make contact-segment CP2 produce, this is because the first punching pin 711a is identical with the area that the second punching pin 721a touches contact-segment CP2, and the punching press amplitude of the first punching pin 711a and the second punching pin 721a is less, makes two corners of contact-segment CP2 be subjected to uniform punching press and produce reversing.In addition, the corner that the first punching pin 711a and the second punching pin 721a touch contact-segment CP2 is the obtuse angle, can push contact-segment CP2 when punching press, eliminates contact-segment CP2 and be unlikely.
And then, when contact-segment CP2 advances along with continuous stamping process and correspond to the 3rd punching pin 711b and the 4th punching pin 721b, because the punching press spacing OS3 between the 3rd punching pin 711b and the 4th punching pin 721b equals the width of contact-segment CP2, and the punching press amplitude of the 3rd punching pin 711b and the 4th punching pin 721b is bigger, and two corners that therefore can make contact-segment CP2 are subjected to uniform punching press and produce and reverse and dash two corners that ream contact-segment CP2 because of bigger punching press amplitude.
See also Figure 17, Figure 17 shows the first terminal schematic perspective view of another preferred embodiment of the present invention.As shown in the figure, a first terminal 2a comprises one first fixed part 21a, one first transport part 22a and one first weld part 23a.Wherein the first transport part 22a comprises a bending segment 221a, and bending segment 221a has scraping corner 2211a, and scraping corner 2211a to be sectional stamping operation by the first punching pin 711a, the second punching pin 721a, the 3rd punching pin 711b and the contact-segment CP2 of the 4th punching pin 721b form.
As mentioned above, when contact-segment CP2 is when belonging to the harder metal of material, for fear of causing fracture when the punching press, mode that therefore can segmentation is carried out punching press; In addition, because the first punching pin 711a and the second punching pin 721a are the obtuse angle corresponding to the corner of contact-segment CP2, contact-segment CP2 is produced reverse and can be towards the corner that reams contact-segment CP2.
Such as in affiliated technical field, have and know the knowledgeable usually, after reading the disclosed technology of the present invention, should understand following item:
One, because in bayonet connector provided by the present invention, the first terminal has the scraping corner, therefore when electronic cards is inserted in the grafting space, the scraping corner is scraped the metal oxide on the metallic contact surface that touches and get rid of, use make electronic cards metallic contact effectively and the first terminal electrically connect.Natural, second terminal also can have the scraping corner.Strike off metal oxide compared to the terminal utilization of prior art and the friction of metallic contact, because the scraping corner that bayonet connector of the present invention has is effectively to strike off metal oxide with sharp keen corner, and metal oxide is got rid of from the both sides, corner of swiping.
Two, in bayonet connector provided by the present invention, also utilized L type projection and oblique bending projection to prevent that electronic cards is in the process that is inserted in the grafting space, not reaching the location just presses down, and can make electronic cards can not be subjected to external force and cause displacement, avoid the communicating interrupt of electronic cards and bayonet connector.
Three, in bayonet connector provided by the present invention, when also having utilized unsteady position limiting structure to make bayonet connector be welded on the circuit board, can be smooth in circuit board, and avoid between circuit board and the bayonet connector on business poor and have influence on the welding of bayonet connector.
Four, when the first terminal and second terminal are embedded at insulating body, be to make firm being embedded in the insulating body of terminal by location structure and retaining structure that terminal comprises, wherein location structure is to make each terminal can keep spacing in terminal groove; And fixed part also utilizes tearing of terminal itself to be out of shape the rubber-like retaining structure that produces, when making terminal be embedded at terminal groove, the retaining structure can produce with terminal groove earlier and cooperate, and is stuck in the terminal groove when arriving the location, and then terminal is embedded in the insulating body.
Five, in the manufacture method of bayonet connector, mainly be to utilize the spacing between two punching pines to come contact-segment is offset punching press, and then obtain having the terminal of scraping corner; Well imagine that the spacing between two punching pines can change according to user's demand and the material of terminal, as punching press is carried out in spacing, punching press amplitude and the segmentation adjusted between two punching pines.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. a bayonet connector is used for an electronic cards and is pegged graft, and this electronic cards has two contact-making surfaces, and this two contact-making surface respectively has a plurality of metallic contacts, it is characterized in that, this bayonet connector comprises:
One insulating body has an inserting groove;
A plurality of the first terminals respectively comprise:
One first fixed part is fixedly arranged on this insulating body; And
One first transport part, this first fixed part bending extends to this inserting groove certainly one-body moldedly, and has a scraping corner; And
A plurality of second terminals respectively comprise:
One second fixed part is fixedly arranged on this insulating body; And
One second transport part, this second fixed part bending extends to this inserting groove certainly one-body moldedly, and forms a grafting space with this first transport part, and this scraping corner is protruding in this grafting space;
Wherein, when this electronic cards was plugged in this grafting space, this scraping corner scraped the metal oxide on those corresponding metallic contact surfaces and gets rid of, and used the conductivity that increases those the first terminals and those metallic contacts.
2. bayonet connector according to claim 1 is characterized in that, this first transport part comprises a bending segment, and it is towards this grafting space bending, and this scraping corner is arranged at this bending segment.
3. bayonet connector according to claim 1, it is characterized in that this bayonet connector also comprises two fixing arms, this two fixing arm is fixedly arranged on the two ends of this insulating body, and this two fixing arm respectively comprises a buckle structure, and this buckle structure is in order to this electronic cards of buckle.
4. bayonet connector according to claim 3 is characterized in that, this buckle structure comprises a L type projection and an oblique bending projection, and this oblique bending projection is arranged at the top of this L type projection.
5. bayonet connector according to claim 1, it is characterized in that, this bayonet connector also comprises two fixing arms, this two fixing arm is fixedly arranged on the two ends of this insulating body, and this two fixing arm respectively comprises a fixing arm body and a unsteady position limiting structure, this fixing arm body is fixed in this insulating body, and this unsteady position limiting structure can be linked to this fixing arm body up or down.
6. bayonet connector according to claim 1 is characterized in that, this first fixed part has a retaining structure, and it is fastened in this insulating body interferingly.
7. the manufacture method of a bayonet connector in order to make as this bayonet connector according to claim 1, is characterized in that, comprises following steps:
(a) preparation one first strip, this first strip has a contact-segment;
(b) preparation one continuous stamping die, this continuous stamping die comprises one first mould and one second mould, this first mould has first punching pin corresponding to this contact-segment, this second mould has second punching pin corresponding to this contact-segment, this first punching pin and this second punching pin have a skew spacing along a feedstock direction, and should be offset spacing less than the width of this contact-segment;
(c) utilize this continuous stamping die along this feedstock direction this first strip to be carried out a continuous stamping process, to form a first terminal strip, and this first punching pin and this second punching pin are along this contact-segment of pressing direction skew punching press perpendicular to this feedstock direction, so that this contact-segment forms this scraping corner;
(d) preparation one second terminal material belt and this insulating body;
(e) with the bending of this first terminal strip and this second terminal material belt and cut off the side plate of this first terminal strip and these second terminal material belt both sides, use those the first terminals of formation and those second terminals; And
(f) those the first terminals and those second terminals are embedded this insulating body, use forming this bayonet connector.
8. the manufacture method of bayonet connector according to claim 7 is characterized in that, this first punching pin and this second punching pin are the obtuse angle corresponding to the corner of this contact-segment.
9. the manufacture method of bayonet connector according to claim 7 is characterized in that, step (d) also preparation simultaneously has two fixing arms.
10. the manufacture method of bayonet connector according to claim 9 is characterized in that, step (f) also is fixedly arranged on this two fixing arm respectively the two ends of insulating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011998.6A CN103199357B (en) | 2012-01-05 | 2012-01-05 | Card edge connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011998.6A CN103199357B (en) | 2012-01-05 | 2012-01-05 | Card edge connector and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103199357A true CN103199357A (en) | 2013-07-10 |
| CN103199357B CN103199357B (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210011998.6A Expired - Fee Related CN103199357B (en) | 2012-01-05 | 2012-01-05 | Card edge connector and manufacturing method thereof |
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| CN (1) | CN103199357B (en) |
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| CN106099459A (en) * | 2016-07-27 | 2016-11-09 | 广东欧珀移动通信有限公司 | Mobile terminal, power supply adaptor, power interface and manufacture method |
| CN106229791A (en) * | 2016-07-27 | 2016-12-14 | 广东欧珀移动通信有限公司 | The manufacture method of power supply adaptor, mobile terminal and power interface |
| WO2018018948A1 (en) * | 2016-07-27 | 2018-02-01 | 广东欧珀移动通信有限公司 | Mobile terminal, power adaptor, and power interface and manufacturing method therefor |
| CN107871997A (en) * | 2016-09-22 | 2018-04-03 | 福特全球技术公司 | Fuse cable connector for busbar |
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