CN104241901A - Electric connector and manufacturing method thereof - Google Patents
Electric connector and manufacturing method thereof Download PDFInfo
- Publication number
- CN104241901A CN104241901A CN201310231910.6A CN201310231910A CN104241901A CN 104241901 A CN104241901 A CN 104241901A CN 201310231910 A CN201310231910 A CN 201310231910A CN 104241901 A CN104241901 A CN 104241901A
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- electric connector
- insulating body
- shielding sheet
- main part
- conducting terminal
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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 manufacture method thereof, particularly relate to a kind of electric connector and the manufacture method thereof that are electrically connected chip module and printed circuit board (PCB).
[background technology]
Electric connector of planar grid array is widely used in electronic applications, in order to chip module is electrically connected to circuit board, to realize the transmission of signal and data between chip module and circuit board.As namely disclosed this kind of technology in " Nonlinear Analysis Helps Design LGA Connectors " (Connector Specifier, Februray 2001).This electric connector comprises body and is housed in this intrinsic terminal, when chip module is connected with circuit board by this electric connector, the upper and lower contact point of electric connector terminal crimps mutually with the conducting strip of chip module and circuit board respectively, thus forms the Signal transmissions between chip module and circuit board.But along with the development of electronic technology, the arranging density of the conducting strip of chip module and circuit board is increasing, and in order to the size of the electric connector of planar grid array in this field and highly more and more less, and terminal arranging density requires more and more intensive.In such cases, during the Signal transmissions of electric connector between chip module connection and circuit board, electromagnetic interference must be there is when signal transmission by causing adjacent closely spaced terminal, and once there is electromagnetic interference between adjacent signals, then will affect the quality of Signal transmissions between chip module and circuit board.So in order to ensure the Signal transmissions integrality between chip module and circuit board, have and prevent from the electric connector of the screening arrangement of electromagnetic interference from just becoming being even more important.
No. M419248th, TaiWan, China patent disclose a kind of can the electric coupler component of shield electromagnetic interference, it comprises insulating body, the conducting terminal be housed in insulating body, insulating body has continuing surface and installed surface and is provided with some terminal grooves running through continuing surface and installed surface, wherein said terminal groove comprises the first groove and the second groove, conducting terminal is housed in the first groove, and this electric connector also comprises the metallic shield sheet be installed with in the second groove.
In view of above-mentioned condition, necessary a kind of novel electric connector and the manufacture method thereof of providing is to solve the defect existed in prior art.
[summary of the invention]
The object of this invention is to provide a kind of operation simple and electric connector and the manufacture method thereof of cost can be reduced.
Electric connector of the present invention is achieved through the following technical solutions: a kind of electric connector, be used for being electrically connected the chip module and printed circuit board (PCB) with contact-making surface, this electric connector comprises insulating body, be retained on the conducting terminal in insulating body and be retained in insulating body and be around in the shielding sheet of conducting terminal surrounding, described conducting terminal is one-body molded with shielding sheet, described insulating body is with the mode coated with conductive terminal of insert molding and shielding sheet, and described insulating body is provided with the groove that conducting terminal is separated with shielding sheet.
The present invention defines further: described insulating body comprises the body of a lattice columns, and described body has the upper surface and lower surface that are oppositely arranged, and described insulating body also comprises being enclosed by body and formed and run through the accepting hole of upper surface and lower surface.
The present invention defines further: described shielding sheet to be embedded in body and to protrude out upper surface to be exposed to the contact-making surface of chip module in the intersection on the qualifying hurdle, centre position of body, and described groove is positioned at the intersection on lattice hurdle and runs through shielding sheet from top to bottom.
The present invention defines further: described conducting terminal comprise main part, connecting portion from main body to downward-extension, from connecting portion upwards bend and to main part side extend elastic portion and own elasticity portion to the contact site extended away from main part one lateral buckling, described main part is embedded in insulating body, and described main part is one-body molded with shielding sheet.
The present invention defines further: described electric connector also comprises the lower surface that protrudes out insulating body and protrudes out the junction for being electrically connected with printed circuit board (PCB) to accepting hole.
Electric connector of the present invention is achieved through the following technical solutions: be a kind ofly used for manufacturing the method for electric connector and comprise: provide a tabular metallic plate and make it be formed with some perforation of being arranged in array and V-type groove to its punching press; Make metallic plate cup-shaped by deeply taking out to draw; Tine resiliency arm and shielding sheet is formed by stamping-out cup-shaped metallic plate bottom surface; Tine resiliency arm forms insulating body with shielding sheet by plastics insert molding; A groove is provided to make tine resiliency arm separate with shielding sheet and form conducting terminal by pressing and bending tine resiliency arm.
The present invention defines further: described insulating body comprises the body of a lattice columns, and described body has the upper surface and lower surface that are oppositely arranged, and described insulating body also comprises being enclosed by body and formed and run through the accepting hole of upper surface and lower surface.
The present invention defines further: described shielding sheet to be embedded in body and to protrude out upper surface in the intersection on the qualifying hurdle, centre position of body, and described groove is positioned at the intersection on lattice hurdle and runs through shielding sheet from top to bottom.
The present invention defines further: described conducting terminal comprise main part, connecting portion from main body to downward-extension, from connecting portion upwards bend and to main part side extend elastic portion and own elasticity portion to the contact site extended away from main part one lateral buckling, described main part is embedded in insulating body.
The present invention defines further: described electric connector also comprises the lower surface that protrudes out insulating body and protrudes out the junction in order to be electrically connected with printed circuit board (PCB) to accepting hole.
Compared to prior art, at least there is following advantage in electric connector of the present invention: conducting terminal with shielding sheet be one-body molded and by insert molding coated with conductive terminal with shielding sheet, by groove, conducting terminal and shielding sheet are separated again, operation is simple, can material be saved and can be cost-saving, and there is preferably shield effectiveness.
[accompanying drawing explanation]
Fig. 1 is the stereogram of the metallic plate before electric connector for forming of the present invention.
Fig. 2 be Fig. 1 draw a circle part partial enlarged drawing.
Fig. 3 is that metallic plate of the present invention is by deeply taking out the stereogram drawing rear formation cup-shaped.
Fig. 4 is that the present invention is by forming tine resiliency arm and the stereogram shielding sheet after stamping-out.
Fig. 5 is that insulating body of the present invention is by the stereogram of insert molding clad terminal elastic arm with shielding sheet.
Fig. 6 be the present invention shaping after the stereogram of electric connector.
Fig. 7 is the stereogram of another angle of electric connector in Fig. 6.
[embodiment]
Refer to shown in Fig. 6 to Fig. 7, the present invention relates to one to be used for connection there is the chip module (not shown) of contact-making surface (not shown) and the electric connector 100 of circuit board (not shown), this electric connector 100 comprises insulating body 2, be housed in the some conducting terminals 3 in insulating body 2 and be housed in insulating body 2 and be around in some shielding sheets 17 of conducting terminal 3 surrounding.
Please refer to Fig. 1 and manufacture the forming method of conducting terminal 3 to Figure 6 shows that: a tabular metallic plate 1 is provided and makes it be formed with some perforation 10 of being arranged in array and V-type groove 11 to its punching press, this perforation 10 arranges in matrix and makes metallic plate 1 form some unit 12, and is drawn to facilitate deeply to take out by the V-type groove 11 be located between adjacent perforated 10.Making metallic plate 1 cup-shaped by deeply taking out the technology of drawing, taking out and being introduced through in journey by punching press V-type groove 11, making the adjacent wall of cup of cup-shaped metallic plate 1 (non-label) form gap 14.Tine resiliency arm 15 and shielding sheet 17 is formed by the bottom surface 13 of stamping-out cup-shaped metallic plate 1, tine resiliency arm 15 be located at there is gap 14 wall of cup between, and diagonally arrange, the bottom surface 13 of metallic plate 1 is formed with the junction 15 be electrically connected with printed circuit board (PCB), and junction 16 is connected with shielding sheet 17.Tine resiliency arm 15 forms insulating body 2 with shielding sheet 17 by plastics insert molding, and tine resiliency arm 15 is retained in insulating body 2 with shielding sheet 17, and now, tine resiliency arm 15 links together with shielding sheet 17.There is provided a groove 23 to enter for punching press punching pin tine resiliency arm 15 is separated with shielding sheet 17, and define tangent plane (non-label) make conducting terminal 3 with shielding sheet 17 all communicate with groove 23, thus, cropped tangent plane communicates with groove 23, by the position of stamping-out groove 23, tine resiliency arm 15 is separated with shielding sheet 17 phase, and bending terminal elastic arm 15 make it form conducting terminal 3 further.
Please refer to Fig. 6 to Figure 7 shows that shaping after electric connector 100, conducting terminal 3 comprise main part 30, connecting portion 31 from main body 30 to downward-extension, from connecting portion 31 upwards bend and to main part 30 side extend elastic portion 32 and own elasticity portion 32 to the contact site 33 extended away from main part 30 1 lateral buckling, described main part 30 is embedded in insulating body 2, and described contact site 33 is in electrical contact with chip module.
Insulating body 2 comprises a body 20 in lattice columns, described body 20 has the upper surface 21 and lower surface 22 that are oppositely arranged, described insulating body 2 also comprises being enclosed by body 20 and is formed and run through the accepting hole 24 of upper surface 21 and lower surface 22, described shielding sheet 17 to be embedded in body 20 and to protrude out upper surface 21 to be exposed to the contact-making surface of chip module in the intersection on the qualifying hurdle, centre position of body 20, and described groove 23 is positioned at the intersection on lattice hurdle and runs through shielding sheet 17 from top to bottom.
The conducting terminal 3 of electric connector 100 of the present invention is one-body molded with shielding sheet 17, and insulating body 2 is with the mode coated with conductive terminal 3 of insert molding and shielding sheet 17, and insulating body 2 is provided with the groove 23 that conducting terminal 3 is separated with shielding sheet 17.The present invention adopt one-body molded conducting terminal 3 with shielding sheet 17 and insulating body 2 by insert molding, operation is simple, does not need to arrange shielded metal plate in addition, also can save material and cost-saving.
Should be understood that, the foregoing is only preferred forms of the present invention, be not whole execution modes, the change of those of ordinary skill in the art by reading specification of the present invention to any equivalence that technical solution of the present invention is taked, is claim of the present invention and contains.
Claims (10)
1. an electric connector, be used for being electrically connected chip module and printed circuit board (PCB), this electric connector comprises insulating body, be retained on the conducting terminal in insulating body and be retained in insulating body and be around in the shielding sheet of conducting terminal surrounding, described conducting terminal is one-body molded with shielding sheet, described insulating body is with the mode coated with conductive terminal of insert molding and shielding sheet, and described insulating body is provided with the groove that conducting terminal is separated with shielding sheet.
2. electric connector as claimed in claim 1, it is characterized in that: described insulating body comprises the body of a lattice columns, described body has the upper surface and lower surface that are oppositely arranged, and described insulating body also comprises being enclosed by body and formed and run through the accepting hole of upper surface and lower surface.
3. electric connector as claimed in claim 2, it is characterized in that: described shielding sheet to be embedded in body and to protrude out upper surface to be exposed to the contact-making surface of chip module in the intersection on the qualifying hurdle, centre position of body, and described groove is positioned at the intersection on lattice hurdle and runs through shielding sheet from top to bottom.
4. electric connector as claimed in claim 1, it is characterized in that: described conducting terminal comprise main part, connecting portion from main body to downward-extension, from connecting portion upwards bend and to main part side extend elastic portion and own elasticity portion to the contact site extended away from main part one lateral buckling, described main part is embedded in insulating body, and described main part is one-body molded with shielding sheet.
5. electric connector as claimed in claim 4, is characterized in that: described electric connector also comprises the lower surface that protrudes out insulating body and protrudes out the junction for being electrically connected with printed circuit board (PCB) to accepting hole.
6. be used for manufacturing the method for electric connector, comprise: a tabular metallic plate is provided and makes it be formed with some perforation of being arranged in array and V-type groove to its punching press; Make metallic plate cup-shaped by deeply taking out to draw; Tine resiliency arm and shielding sheet is formed by stamping-out cup-shaped metallic plate bottom surface; Tine resiliency arm forms insulating body with shielding sheet by plastics insert molding; A groove is provided to make tine resiliency arm separate with shielding sheet and form conducting terminal by pressing and bending tine resiliency arm.
7. be used for as described in claim 6 manufacturing the method for electric connector, it is characterized in that: described insulating body comprises the body of a lattice columns, described body has the upper surface and lower surface that are oppositely arranged, and described insulating body also comprises being enclosed by body and formed and run through the accepting hole of upper surface and lower surface.
8. be used for as claimed in claim 6 manufacturing the method for electric connector, it is characterized in that: described shielding sheet to be embedded in body and to protrude out upper surface in the intersection on the qualifying hurdle, centre position of body, and described groove is positioned at the intersection on lattice hurdle and runs through shielding sheet from top to bottom.
9. be used for as claimed in claim 6 manufacturing the method for electric connector, it is characterized in that: described conducting terminal comprise main part, connecting portion from main body to downward-extension, from connecting portion upwards bend and to main part side extend elastic portion and own elasticity portion to the contact site extended away from main part one lateral buckling, described main part is embedded in insulating body.
10. be used for as claimed in claim 6 manufacturing the method for electric connector, it is characterized in that: described electric connector also comprises the lower surface that protrudes out insulating body and protrudes out the junction in order to be electrically connected with printed circuit board (PCB) to accepting hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310231910.6A CN104241901B (en) | 2013-06-13 | 2013-06-13 | Electric connector and manufacturing method thereof |
Applications Claiming Priority (1)
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CN201310231910.6A CN104241901B (en) | 2013-06-13 | 2013-06-13 | Electric connector and manufacturing method thereof |
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CN104241901A true CN104241901A (en) | 2014-12-24 |
CN104241901B CN104241901B (en) | 2017-05-03 |
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CN201310231910.6A Active CN104241901B (en) | 2013-06-13 | 2013-06-13 | Electric connector and manufacturing method thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105789988A (en) * | 2015-04-28 | 2016-07-20 | 昆山全方位电子科技有限公司 | 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 (4)
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 |
JP2009193883A (en) * | 2008-02-15 | 2009-08-27 | Nhk Spring Co Ltd | Connection terminal, connector, and semiconductor package |
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 |
-
2013
- 2013-06-13 CN CN201310231910.6A patent/CN104241901B/en active Active
Patent Citations (4)
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) |
JP2009193883A (en) * | 2008-02-15 | 2009-08-27 | Nhk Spring Co Ltd | Connection terminal, connector, and semiconductor package |
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 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105789988A (en) * | 2015-04-28 | 2016-07-20 | 昆山全方位电子科技有限公司 | Electric connector |
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 |
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CN104241901B (en) | 2017-05-03 |
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