CN104241901B - Electric connector and manufacturing method thereof - Google Patents
Electric connector and manufacturing method thereof Download PDFInfo
- Publication number
- CN104241901B CN104241901B CN201310231910.6A CN201310231910A CN104241901B CN 104241901 B CN104241901 B CN 104241901B CN 201310231910 A CN201310231910 A CN 201310231910A CN 104241901 B CN104241901 B CN 104241901B
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- insulating body
- electric connector
- shielding piece
- conducting terminal
- main part
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Abstract
The invention relates to an electric connector and a manufacturing method of the electric connector. The electric connector is used for being electrically connected with a chip module and a PCB, wherein the chip module is provided with a contact surface. The electric connector comprises an insulating body, conductive terminals and shielding pieces, wherein the conductive terminals are fixedly held in the insulating body, and the shielding pieces are fixedly held in the insulating body and surround the conductive terminals. The conductive terminals and the shielding pieces are integrally formed. The conductive terminals and the shielding pieces are covered with the insulating body in an embedded shaping mode. The insulating body is provided with through grooves so that the conductive terminals can be separated from the shielding pieces. The electric connector is simple in working procedure, and the cost can be reduced.
Description
【Technical field】
The present invention relates to a kind of electric connector and its manufacture method, more particularly to a kind of chip module that is electrically connected with is with printing
The electric connector and its manufacture method of circuit board.
【Background technology】
Electric connector of planar grid array is widely used in electronic applications, chip module is electrically connected to into circuit
Plate, to realize the transmission of signal and data between chip module and circuit board.Such as " Nonlinear Analysis Helps
This kind of technology is disclosed in Design LGA Connectors " (Connector Specifier, Februray 2001).
The electric connector includes body and is housed in the intrinsic terminal, when the electric connector is connected chip module with circuit board
When, the upper and lower contact point of electric connector terminal is mutually crimped respectively with the conducting strip of chip module and circuit board, so as to form chip
Signal transmission between module and circuit board.But with the continuous development of electronic technology, chip module and the conducting strip of circuit board
Arranging density is increasing, and the size to the electric connector of planar grid array in the field and highly less and less, and
Terminal arranging density but requires more and more intensive.In this case, electric connector is between chip module connection and circuit board
During signal transmission, will necessarily cause adjacent closely spaced terminal that electromagnetic interference occurs in transmission signal, and one between adjacent signals
There is electromagnetic interference in denier, then will affect the quality of signal transmission between chip module and circuit board.So in order to ensure chip dies
Signal transmission integrity between block and circuit board, the electric connector with the screening arrangement for preventing electromagnetic interference just becomes especially
It is important.
TaiWan, China patent the M419248th discloses a kind of electric coupler component that can shield electromagnetic interference, its bag
Insulating body, the conducting terminal being housed in insulating body are included, insulating body has continuing surface and mounting surface and is provided with some passing through
The terminal groove of continuing surface and mounting surface is worn, wherein the terminal groove includes the first groove and the second groove, conducting terminal is housed in first
In groove, the electric connector also includes being installed with the metallic shield piece in the second groove.
In view of above-mentioned condition, it is necessory to provide a kind of new electric connector and its manufacture method to solve prior art
Defect present in scheme.
【The content of the invention】
It is an object of the invention to provide a kind of operation is simple and can reduce the electric connector and its manufacture method of cost.
Electric connector of the present invention is achieved through the following technical solutions：A kind of electric connector, for being electrically connected with contact
The chip module and printed circuit board (PCB) in face, the electric connector include insulating body, the conducting terminal that is retained in insulating body and
The shielding piece for being located at conducting terminal surrounding is retained in insulating body and encloses, the conducting terminal is to be integrally formed with shielding piece,
The insulating body coated with conductive terminal and shielding piece in the way of insert molding, the insulating body is provided with so that conducting end
The groove that son separates with shielding piece.
The present invention is further defined：The insulating body includes the body of a lattice columns, and the body has phase
To the upper surface that arranges and lower surface, the insulating body also includes being enclosed by body setting and is formed and through upper surface and lower surface
Accepting hole.
The present invention is further defined：The shielding piece is embedded in body and on the centre position qualifying hurdle of body
Intersection protrudes out upper surface to be exposed to the contact surface of chip module, and the groove is located at the intersection on lattice hurdle and from top to bottom
Through shielding piece.
The present invention is further defined：The conducting terminal includes the connecting portion that main part, main body extend downwardly, connects certainly
The elastic and own elasticity portion that socket part is folded upward at and extends to main part side bends connecing for extension to away from main part side
Contact portion, the main part is embedded in insulating body, and the main part is to be integrally formed with shielding piece.
The present invention is further defined：The electric connector is also including the lower surface for protruding out insulating body and convex to accepting hole
Stretch the junction for being electrically connected with printed circuit board (PCB).
Electric connector of the present invention is achieved through the following technical solutions：A kind of method for manufacturing electric connector includes：Carry
Some perforation being arranged in array and V-groove are formed it into for a tabular metallic plate and to its punching press；It is drawn by deep
Make metallic plate cup-shaped；By being punched cup-shaped metallic plate bottom surface tine resiliency arm is formed with shielding piece；Tine resiliency arm and shielding
Piece forms insulating body by plastics insert molding；There is provided a groove makes tine resiliency arm separate and by punching press with shielding piece
Bending terminal elastic arm forms conducting terminal.
The present invention is further defined：The insulating body includes the body of a lattice columns, and the body has phase
To the upper surface that arranges and lower surface, the insulating body also includes being enclosed by body setting and is formed and through upper surface and lower surface
Accepting hole.
The present invention is further defined：The shielding piece is embedded in body and on the centre position qualifying hurdle of body
Intersection protrudes out upper surface, and the groove is located at the intersection on lattice hurdle and from top to bottom through shielding piece.
The present invention is further defined：The conducting terminal includes the connecting portion that main part, main body extend downwardly, connects certainly
The elastic and own elasticity portion that socket part is folded upward at and extends to main part side bends connecing for extension to away from main part side
Contact portion, the main part is embedded in insulating body.
The present invention is further defined：The electric connector is also including the lower surface for protruding out insulating body and convex to accepting hole
Stretch the junction to be electrically connected with printed circuit board (PCB).
Compared to prior art, at least there is advantages below in electric connector of the present invention：Conducting terminal is one with shielding piece
Molding and by insert molding coated with conductive terminal with shielding piece, then by groove by conducting terminal with shield piece separate, operation
Simply, can material-saving and can be cost-effective, and with preferably shield effectiveness.
【Description of the drawings】
Fig. 1 is the axonometric chart of the metallic plate before electric connector for forming of the present invention.
Fig. 2 is that Fig. 1 draws a circle the partial enlarged drawing of part.
Fig. 3 is metallic plate of the present invention by forming the axonometric chart of cup-shaped after deep being drawn.
Fig. 4 is the axonometric chart that the present invention forms tine resiliency arm and shielding piece after punching.
Fig. 5 is insulating body of the present invention by insert molding clad terminal elastic arm and the axonometric chart for shielding piece.
Fig. 6 is the axonometric chart of the electric connector after molding of the present invention.
Fig. 7 is the axonometric chart of another angle of electric connector in Fig. 6.
【Specific embodiment】
Refer to shown in Fig. 6 to Fig. 7, the present invention relates to a kind of be used for connecting the chip module with contact surface (not shown)
The electric connector 100 of (not shown) and circuit board (not shown), the electric connector 100 includes insulating body 2, is housed in insulation originally
Some conducting terminals 3 in body 2 and it is housed in insulating body 2 and encloses some shielding pieces 17 for being located at the surrounding of conducting terminal 3.
Refer to the forming method that Fig. 1 to Fig. 6 show manufacture conducting terminal 3：One tabular metallic plate 1 of offer is simultaneously right
Its punching press forms it into some perforation 10 being arranged in array and V-groove 11, and the perforation 10 is arranged in arrays and makes metallic plate 1
Some units 12 are formed, and is drawn deeply with facilitating by the V-groove 11 being located between adjacent perforated 10.Made by being drawn technology deeply
Metallic plate 1 is cup-shaped, punching press V-groove 11 is passed through during being drawn so that the adjacent wall of cup of cup-shaped metallic plate 1 (non-label)
Form gap 14.By being punched the bottom surface 13 of cup-shaped metallic plate 1 tine resiliency arm 15 is formed with shielding piece 17, tine resiliency arm 15
It is located between the wall of cup with gap 14, and diagonally arranges, the bottom surface 13 of metallic plate 1 is formed with electric with printed circuit board (PCB)
Property connection junction 16, junction 16 with shield piece 17 be connected.Tine resiliency arm 15 is embedded by plastics with shielding piece 17
Molding forms insulating body 2, and tine resiliency arm 15 is retained in insulating body 2, and now with shielding piece 17, tine resiliency arm 15
Link together with shielding piece 17.A groove 23 is provided so that punching press punching pin is entered tine resiliency arm 15 and 17 points of piece of shielding
From, and define tangent plane (non-label) so that conducting terminal 3 with shielding piece 17 communicate with groove 23, thus, cropped cuts
Face communicates with groove 23, tine resiliency arm 15 is mutually separated with shielding piece 17 by being punched the position of groove 23, and further rolls over
The elastic arm 15 of bent-up end forms it into conducting terminal 3.
Refer to the electric connector 100 that Fig. 6 to Fig. 7 is shown after molding, conducting terminal 3 includes main part 30, autonomous
Connecting portion 31 that body portion 30 extends downwardly, the elastic 32 for being folded upward at from connecting portion 31 and extending to the side of main part 30 and from
Elastic 32 to the contact site 33 that extension is bent away from the side of main part 30, the main part 30 are embedded in insulating body 2, institute
State contact site 33 in electrical contact with chip module.
Insulating body 2 includes a body 20 in lattice columns, and the body 20 has the upper surface being oppositely arranged
21 also include being enclosed by body 20 setting and are formed and through upper surface 21 and lower surface 22 with lower surface 22, the insulating body 2
Accepting hole 24, the shielding piece 17 is embedded in body 20 and the intersection on the centre position qualifying hurdle of body 20 protrudes out
Go out upper surface 21 to be exposed to the contact surface of chip module, the groove 23 is located at the intersection on lattice hurdle and from top to bottom through screen
Cover piece 17.
The conducting terminal 3 of electric connector of the present invention 100 is to be integrally formed with shielding piece 17, and insulating body 2 is with insert molding
Mode coated with conductive terminal 3 with shielding piece 17, insulating body 2 be provided with so that conducting terminal 3 with shielding piece 17 separate lead to
Groove 23., using conducting terminal 3 is integrally formed with shielding piece 17 and insulating body 2 is by insert molding, operation is simple, no for the present invention
Shielding metallic plate need to be set in addition, it is also possible to save material and cost-effective.
It should be pointed out that the foregoing is only the preferred forms of the present invention, embodiment is not all, of, this area is general
Any equivalent change that logical technical staff is taken technical solution of the present invention by reading description of the invention, is this
Bright claim is covered.
Claims (6)
1. a kind of electric connector, for being electrically connected with chip module and printed circuit board (PCB), the electric connector includes insulating body, solid
Hold the conducting terminal in insulating body and be retained in insulating body and enclose the shielding piece that is located at conducting terminal surrounding, it is described absolutely
Edge body includes the body of a lattice columns, and the body has the upper surface and lower surface being oppositely arranged, the insulation
Body also includes being enclosed by body setting and is formed and through upper surface and the accepting hole of lower surface, and the conducting terminal is with piece is shielded
It is integrally formed, the insulating body coated with conductive terminal and shielding piece in the way of insert molding, the insulating body is provided with
So that conducting terminal and the shielding groove that separates of piece, the shielding piece be embedded in body and in the centre position of body and
The intersection on lattice hurdle protrudes out upper surface to be exposed to the contact surface of chip module, the groove be located at the intersection on lattice hurdle and from
It is above lower through shielding piece.
2. electric connector as claimed in claim 1, it is characterised in that：The conducting terminal include main part, main body to
The connecting portion of lower extension, the elastic for being folded upward at from connecting portion and extending to main part side and own elasticity portion are to away from main body
The contact site that the bending of portion side extends, the main part is embedded in insulating body, the main part and shielding piece be one into
Type.
3. electric connector as claimed in claim 2, it is characterised in that：The electric connector also includes protruding out insulating body
Lower surface and protrude out the junction for being electrically connected with printed circuit board (PCB) to accepting hole.
4. a kind of method for manufacturing electric connector, including：One tabular metallic plate is provided and its punching press is formed it into
There are some perforation being arranged in array and V-groove；Make metallic plate cup-shaped by deep being drawn；By being punched cup-shaped metallic plate bottom surface
Tine resiliency arm is formed with shielding piece；An insulating body is provided, the insulating body is the bag by way of plastics insert molding
Cover tine resiliency arm to be formed with piece is shielded, the insulating body includes the body of a lattice columns, the body has
The upper surface being oppositely arranged and lower surface, the insulating body also includes being enclosed by body setting and is formed and through upper surface and following table
The accepting hole in face；The insulating body is provided with so that tine resiliency arm and the shielding groove that separates of piece, the tine resiliency arm
Conducting terminal is formed by pressing and bending, the shielding piece is embedded in body and on the centre position qualifying hurdle of body
Intersection protrude out upper surface, the groove is located at the intersection on lattice hurdle and from top to bottom through shielding piece.
5. the method for being used for as claimed in claim 4 manufacturing electric connector, it is characterised in that：The conducting terminal includes main body
Connecting portion that portion, main body are extended downwardly, the elastic for being folded upward at from connecting portion and extending to main part side and from bullet
Property portion to the contact site that extends is bent away from main part side, the main part is embedded in insulating body.
6. the method for being used for as claimed in claim 4 manufacturing electric connector, it is characterised in that：The electric connector also includes convex
Stretch out the lower surface of insulating body and protrude out the junction to be electrically connected with printed circuit board (PCB) to accepting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310231910.6A CN104241901B (en) | 2013-06-13 | 2013-06-13 | Electric connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310231910.6A CN104241901B (en) | 2013-06-13 | 2013-06-13 | Electric connector and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104241901A CN104241901A (en) | 2014-12-24 |
| CN104241901B true CN104241901B (en) | 2017-05-03 |
Family
ID=52229536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310231910.6A Active CN104241901B (en) | 2013-06-13 | 2013-06-13 | Electric connector and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104241901B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789988B (en) * | 2015-04-28 | 2018-11-20 | 昆山全方位电子科技有限公司 | A kind of electric connector |
| CN107257059A (en) * | 2017-06-16 | 2017-10-17 | 番禺得意精密电子工业有限公司 | Electric connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101501937A (en) * | 2006-06-02 | 2009-08-05 | 内奥科尼克斯公司 | A connector (17) including elastic contact arms (15) |
| CN101515696A (en) * | 2008-02-21 | 2009-08-26 | 上海莫仕连接器有限公司 | Method for assembling terminal tape, assembly of terminal tape and substrate, and assembly of terminal and substrate |
| CN103117486A (en) * | 2011-07-13 | 2013-05-22 | 泰科电子公司 | Electrical connector assembly for interconnecting an electronic module and an electrical component |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5078655B2 (en) * | 2008-02-15 | 2012-11-21 | 日本発條株式会社 | Connection terminals, connectors and semiconductor packages |
-
2013
- 2013-06-13 CN CN201310231910.6A patent/CN104241901B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101501937A (en) * | 2006-06-02 | 2009-08-05 | 内奥科尼克斯公司 | A connector (17) including elastic contact arms (15) |
| CN101515696A (en) * | 2008-02-21 | 2009-08-26 | 上海莫仕连接器有限公司 | Method for assembling terminal tape, assembly of terminal tape and substrate, and assembly of terminal and substrate |
| CN103117486A (en) * | 2011-07-13 | 2013-05-22 | 泰科电子公司 | Electrical connector assembly for interconnecting an electronic module and an electrical component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104241901A (en) | 2014-12-24 |
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