CN100433467C - Terminal of socket connector and manufacturing method thereof - Google Patents
Terminal of socket connector and manufacturing method thereof Download PDFInfo
- Publication number
- CN100433467C CN100433467C CNB2005100537703A CN200510053770A CN100433467C CN 100433467 C CN100433467 C CN 100433467C CN B2005100537703 A CNB2005100537703 A CN B2005100537703A CN 200510053770 A CN200510053770 A CN 200510053770A CN 100433467 C CN100433467 C CN 100433467C
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- socket connector
- connector terminal
- bending
- connecting portion
- junction surface
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Abstract
A receptacle connector terminal for use in a zero insertion force configuration receptacle connector for contacting a mating pin of an inserted mating device and a method of manufacturing the same. The receptacle connector terminal includes: the socket connector comprises a body for fixing the socket connector terminal in the terminal accommodating groove of the socket connector, a welding part which is vertically bent from one end of the body and can be welded to a corresponding circuit board, and a joint part which is bent and extended twice from the other end of the body. The joint part comprises a connecting part extending from the body, guide parts extending from two ends of the connecting part, and a contact part extending from the guide parts. The two ends of the connecting part are horizontally bent for 90 degrees in the direction opposite to the extending direction of the welding part, and the joint part is integrally bent in the same direction as the extending direction of the welding part from the connecting part and the body. The socket connector terminal and the manufacturing method thereof have the advantages of low production cost and stable electric connection.
Description
Technical field
The present invention relates to a kind of terminal and manufacture method thereof of socket connector, relate in particular to a kind of conducting terminal and manufacture method thereof of zero-force connector for socket.
Background technology
As shown in Figure 1, United States Patent (USP) the 6th, 824 discloses a kind of socket connector terminal 5 of zero insertion force No. 414, and this socket connector (not shown) can connect a connector (not shown) that cooperates to corresponding circuit board (not shown).The terminal 5 of this socket connector comprises that a junction surface that engages with the inserting foot of the connector that cooperates 50, is immobilizated in holding parts 51 in the respective terminal accepting groove with terminal 5, and one is fixed to installation portion 52 on the circuit board with this terminal 5.This junction surface 50 has a neck 500 from the extension of holding parts 51 one, and the both sides of these neck 500 other ends vertically bend the postbrachium 501 that extends respectively certainly, and this two postbrachium 501 shrinks the contact arm 502 of extension respectively certainly.501 of this two postbrachiums form a broad U-shaped guiding space 503, then form a space, location 504 that is slightly less than the inserting foot diameter between the free end of this two contact arm 502.When matching connector is inserted to this socket connector, the inserting foot of matching connector at first inserts guiding space 503, then move to the location space 504 ejections this to contact arm 502, the active force that produces by contact arm 502 elastic deformations and firmly seizing on both sides by the arms for it, and then realize that this matching connector is connected with stable electrical between the circuit board.
Yet enough elastic acting forces that 5 of the terminals of this socket connector can provide are the significant wastage with material to be exchanged for.Show the shape of punching press on strip before these socket connector terminal 5 unshapeds as Fig. 2, obviously, make a socket connector terminal 5 and must take A width strip for forming suitable junction surface 50; And only need the strip of B width to get final product as the holding parts 51 of socket connector terminal 5 main bodys.According to actual manufacturing experience, this A width approximates the twice of B, promptly is equivalent to this kind socket connector of every production terminal 5, will waste the material of as much.
For avoiding the excess waste of material, reduce production costs, United States Patent (USP) the 6th, 533 discloses the socket connector terminal 6 of another kind of zero insertion force No. 591.As shown in Figure 3, this socket connector terminal 6 also comprises a junction surface 60, holding parts 61, and installation portion 62.Different with aforesaid sockets bonder terminal 5 is, the junction surface 60 of this terminal 6 is the opposite end direct punching out one U-shaped portions 601 of joining from its neck 600 and holding parts 61, two supporting legs, 602 ends of this U-shaped portion 601 bend in opposite directions and extend one section, extend portion 603 always again.So, the space that forms of this U-shaped portion 601 is between guiding space 604, the two straight portions 603 that the inserting foot of guiding matching connector inserts and is the space, location 605 of this inserting foot of clamping.
As shown in Figure 4, because this U-shaped portion 601 is directly punching press formation on strip 7, but not surround U-shaped from 600 liang of lateral bucklings extensions of neck.Therefore the integral width of this terminal 6 is suitable, can not cause waste of material.Yet because this straight portion 603 contacts with inserting foot on 70 directions of the plane at its thickness place, contact area is little; Its distortion simultaneously is the surface tension (being the ductility of material) that relies on material itself, and the elastic deformation that can produce is little.Though thereby such socket connector terminal 6 can reduce production costs, and so can not produce enough elastic acting forces and effectively seize inserting foot on both sides by the arms, is difficult to the electrical connection that provides reliable and stable.
In view of aforementioned two kinds of existing socket connector terminals, or there is the production cost height, or elasticity retain strength deficiency, is electrically connected unsettled shortcoming, need badly existing socket connector terminal is further improved.
Summary of the invention
Purpose of the present invention just is to provide a kind of socket connector terminal and manufacture method thereof, this socket connector terminal and manufacture method thereof not only can reduce production costs, and the inserting foot of this socket connector terminal and insertion firmly contact also and effectively seizes on both sides by the arms, thereby realizes stable electrical connection.
For achieving the above object, the invention provides following technical scheme: a kind of socket connector terminal is the socket connector that is used for the zero insertion force structure, contacts with the inserting foot of a cooperation device that inserts.This socket connector terminal comprises: a body, a weld part from the vertical bending of this body one end reach the junction surface from this body other end extends; This junction surface comprises one from the contact site of this body through the connecting portion of secondary bending extension at least, the extension of the guidance part of this connecting portion two ends extension, and self-aiming portion certainly.
This at least secondary bending be meant two ends that this connecting portion extends guidance part to direction level bending 90 degree opposite or identical with the weld part bearing of trend, and junction surface integral body bends to the weld part bearing of trend from connecting portion and body junction.This two guidance part is outwards arching upward in opposite directions from the centre of the palm, connecting portion two ends, promptly forms guiding space one open, that enter for the inserting foot zero insertion force of the cooperation device that inserts.Form one space, location between this two contact site, this locatees the diameter of the width in space less than the inserting foot of the cooperation device that inserts, and makes this contact of two contact sites and this inserting foot of fixing.This body also comprises a base portion, and at least one holding parts that protrudes out from the base portion both sides.
The present invention also discloses a kind of method of making above-mentioned socket connector terminal, and it comprises the steps:
On strip, stamp out the body of this socket connector terminal, the weld part that extends of this body one end certainly, and from the U-shaped portion that the body other end extends, the transverse part of this U-shaped portion is the connecting portion at junction surface;
This weld part is spent from body approximate vertical bending 90;
Middle part, two vertical parts bending that will this U-shaped portion forms the guidance part at each junction surface and is positioned at the contact site at the free-ended junction surface, vertical part of U-shaped portion;
With this junction surface that is shaped by U-shaped portion bending from this body junction through secondary bending at least and the step of setting.
Specifically, it is to make it protruding in the weld part bearing of trend bending in the middle part of the vertical part of this U-shaped portion, and this moment, the secondary bending comprised at least: the both ends with connecting portion extends each guidance part bend about 90 degree to the direction level opposite with the weld part bearing of trend; And with junction surface integral body from connecting portion to weld part bearing of trend bending, thereby make guidance part and contact site be approximately perpendicular to body.
Also the bending of middle part, the vertical part of this U-shaped portion can be made it protruding in the opposite direction of weld part bearing of trend, this moment, the secondary bending comprised at least: the both ends with connecting portion extends each guidance part bend about 90 degree to weld part bearing of trend level; And with junction surface integral body from connecting portion to weld part bearing of trend bending, thereby make guidance part and contact site be approximately perpendicular to body.
Beneficial effect of the present invention is: waste can not caused less than the integral width of terminal in the junction surface of socket connector terminal of the present invention.This junction surface after twice bending, is with the extended surface of the contact site at junction surface and the inserting foot that cooperates device of insertion by body simultaneously, and enough elasticity retain strengths can be provided.Thereby the present invention to have a production cost low, the socket connector terminal is electrically connected stable advantage.
Description of drawings
Fig. 1 is the stereogram of an existing socket connector terminal;
Fig. 2 is the plane graph during socket connector terminal unshaped among Fig. 1;
Fig. 3 is the stereogram of another existing socket connector terminal;
Fig. 4 is the plane graph of unfashioned socket connector terminal on strip among Fig. 3;
Fig. 5 is a stereogram according to socket connector terminal of the present invention;
Fig. 6-the 8th, the junction surface of socket connector terminal has the preceding stereogram of unshaped among Fig. 5;
Fig. 9 is the stereogram with the socket connector of socket connector terminal of the present invention.
The number in the figure explanation:
| 1 |
2 |
| 20 |
21 |
| 3 |
|
| 4 |
40 connecting |
| 400 connecting |
|
| 41 |
42 |
| 43 guiding spaces | Space, 44 location |
| 4 ' U-shaped portion | 40 ' transverse part |
| 41 ' |
|
| 8 |
80 terminal containing slots |
Embodiment
For ease of better understanding the present invention, existing the invention will be further described in conjunction with a preferred embodiment.
As shown in Figure 5, a socket connector terminal 1 according to the present invention is the socket connector 8 (as shown in Figure 9) that is used for the zero insertion force structure, to connect various chips (as, the cpu chip that uses in the computer; Not shown) or the connector (not shown) that cooperates and circuit board (not shown) between be electrically connected.
This socket connector terminal 1 comprises a body 2, a weld part 3 from this body 2 one end approximate vertical bending, and is approximately perpendicular to the junction surface 4 that body 2 extends from this twice bending of body 2 other ends.Weld part 3 roughly is plate-like, is to be used for this socket connector 8 is soldered to corresponding circuit board.Body 2 is main parts of whole socket connector terminal 1, comprise a rectangular base portion 20, and the some holding parts 21 that protrude out from the extension in-plane both sides of this base portion 20, each holding parts 21 shows as different lug 21 or protruding thorn 21 in the present embodiment.Body 2 is closely conflicted with the respective side walls of the terminal containing slot 80 of socket connector 8 by holding parts such as lug 21 or protruding thorn 21 21 and is interfered, and further terminal 1 is immobilizated in the socket connector 8.
When the inserting foot of respective chip inserts, at first enter broad guiding space 43, and can not produce friction with any position of socket connector terminal 1.Then inserting foot moves to space 44, location gradually, and ejection also contacts the contact site 42 of both sides, the active force that produces by contact site 42 strains and fastened seizing on both sides by the arms.
For ease of getting more information about the concrete annexation of 2 of junction surface 4 and bodies, be described further below in conjunction with the manufacture method of the socket connector terminal 1 of Fig. 5,6,7,8 pairs of the foregoing descriptions.
At first on strip, stamp out the blank of this socket connector terminal 1, comprise a body 2 in the same plane, from the capable portion 4 of U that this body 2 one ends extend ', reach the weld part 3 that extends from these body 2 other ends, weld part 3 is roughly bent 90 degree from body 2 to a side, be the structure of this socket connector terminal 1 before the junction surface 4 that shows among Fig. 6 is shaped, this moment junction surface 4 promptly be a U-shaped portion 4 integrally formed with body 2 ', U-shaped portion 4 ' transverse part 40 ' be the connecting portion 40 at junction surface 4.
Next, as Fig. 7, earlier with this U-shaped portion 4 ' 41 ' middle part, vertical part bending make it protruding to weld part 3 bearing of trends, form the guidance part 41 at each junction surface 4 and be positioned at U-shaped portion 4 ' vertical part 41 ' free-ended contact site 42.
Then, as Fig. 8, the both ends 400 of connecting portion 40 are bent about 90 degree to the direction level opposite with weld part 3 bearing of trends.Two guidance parts 41 were the centre of the palm and arched upward relatively this moment, so, form an open guiding space 43 between the two relative guidance parts 41, then form a space, location 44 less than the diameter of the inserting foot that inserts between two contact sites 42 that the front end that is shunk by guidance part 41 extends.This is that junction surface 4 is from the bending first time of body.
At last, return Fig. 5 again, junction surface 4 integral body are bent to weld part 3 bearing of trends, thereby make guidance part 41 and contact site 42 be approximately perpendicular to body 2, promptly form socket connector terminal 1 of the present invention from connecting portion 40.This is that the junction surface is from the bending second time of body.
Socket connector terminal of the present invention, the width of its each several part is suitable, does not exist for to look after junction surface length increase elasticity and the problem of waste material.The junction surface forms through twice bending from body simultaneously, be that extended surface (perpendicular to the face of the thickness direction of contact site) contact inserting foot with contact site has the contact area that enough inserting foots with inserting contact, and enough big elastic deformation, thereby firmly fixing inserting foot and effectively contact have guaranteed that this inserting foot is connected with stable electrical between circuit board.
The bending at junction surface of the present invention (comprising the bending at middle part in early stage self) structure and method are not limited to the content that the foregoing description discloses, and should comprise the various replacements that do not deviate from spirit of the present invention.As, socket connector terminal structure of the present invention can be: the middle part at junction surface curved earlier protruding to the rightabout situation of weld part bearing of trend under, earlier from both ends that connecting portion extends each guidance part, bend about 90 degree to weld part bearing of trend level, and integral body bends to the weld part bearing of trend from connecting portion and body junction.The step of manufacturing of above-mentioned in addition socket connector terminal also can in the end bend shaping as weld part according to actual conditions adjustment order, extends in the same way as long as guarantee finally shaped terminal junction surface and its.For the first time with also interchangeable of the priority of bending for the second time.
Technology contents of the present invention and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present invention and announcements and done all replacement and modifications that does not deviate from spirit of the present invention.Therefore, protection scope of the present invention should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present invention and modifications, and is contained by the present patent application claim.
Claims (12)
1. a socket connector terminal is the socket connector that is used for the zero insertion force structure, contacts with the inserting foot of a cooperation device that inserts; This socket connector terminal comprises: a body, a weld part from the vertical bending of this body one end is characterized in that: this socket connector terminal further comprises a junction surface from this body other end extension; This junction surface comprises one from the contact site of this body through the connecting portion of secondary bending extension at least, the extension of the guidance part of this connecting portion two ends extension, and self-aiming portion certainly.
2. socket connector terminal as claimed in claim 1, it is characterized in that: this connecting portion extends the two ends of guidance part to direction level bending 90 degree opposite with the weld part bearing of trend, and junction surface integral body bends to the weld part bearing of trend from connecting portion and body junction.
3. socket connector terminal as claimed in claim 1 is characterized in that: this connecting portion extends the two ends of guidance part to weld part bearing of trend level bending 90 degree, and junction surface integral body bends to the weld part bearing of trend from connecting portion and body junction.
4. as claim 1 or 2 or 3 described socket connector terminals, it is characterized in that: form the guiding space that an inserting foot zero insertion force open, that supply the cooperation device of insertion enters between this two guidance part.
5. socket connector terminal as claimed in claim 4 is characterized in that: this two guidance part is outwards arching upward in opposite directions from the centre of the palm, connecting portion two ends, promptly forms this guiding space.
6. socket connector terminal as claimed in claim 1 is characterized in that: form certain bit space between this two contact site, this locatees the diameter of the width in space less than the inserting foot of the cooperation device that inserts, and makes this contact of two contact sites and this inserting foot of fixing.
7. socket connector terminal as claimed in claim 1 is characterized in that: this body comprises a base portion, and at least one holding parts that protrudes out from the base portion both sides.
8. socket connector terminal manufacturing method, be used to make one and comprise a body, a junction surface, and the socket connector terminal of a weld part, this junction surface comprises a contact site from the connecting portion of this body extension, the extension of the guidance part of this connecting portion two ends extension, and self-aiming portion certainly; It comprises the steps:
On strip, stamp out the body of this socket connector terminal, the weld part that extends of this body one end certainly, and from the U-shaped portion that the body other end extends, the transverse part of this U-shaped portion promptly forms the connecting portion at junction surface;
This weld part is spent from the vertical bending 90 of body;
Middle part, two vertical parts bending that will this U-shaped portion forms the guidance part at each junction surface and is positioned at the contact site at the free-ended junction surface, vertical part of U-shaped portion; And
With this junction surface that is shaped by U-shaped portion bending from this body junction through secondary bending at least and the step of setting.
9. socket connector terminal manufacturing method as claimed in claim 8 is characterized in that: it is to make it protruding in the weld part bearing of trend bending in the middle part of the vertical part of this U-shaped portion.
10. socket connector terminal manufacturing method as claimed in claim 9 is characterized in that: the described bending of secondary at least comprises: with the both ends that connecting portion extends each guidance part, spend to the direction level bending 90 opposite with the weld part bearing of trend; And with junction surface integral body from connecting portion to weld part bearing of trend bending, thereby make guidance part and contact site perpendicular to body.
11. socket connector terminal manufacturing method as claimed in claim 8 is characterized in that: make it protruding in the opposite direction of weld part bearing of trend the bending of middle part, the vertical part of this U-shaped portion.
12. socket connector terminal manufacturing method as claimed in claim 11 is characterized in that: the described bending of secondary at least comprises: with the both ends that connecting portion extends each guidance part, spend to weld part bearing of trend level bending 90; And with junction surface integral body from connecting portion to weld part bearing of trend bending, thereby make guidance part and contact site perpendicular to body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100537703A CN100433467C (en) | 2005-03-11 | 2005-03-11 | Terminal of socket connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100537703A CN100433467C (en) | 2005-03-11 | 2005-03-11 | Terminal of socket connector and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1832268A CN1832268A (en) | 2006-09-13 |
| CN100433467C true CN100433467C (en) | 2008-11-12 |
Family
ID=36994335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100537703A Expired - Fee Related CN100433467C (en) | 2005-03-11 | 2005-03-11 | Terminal of socket connector and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100433467C (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2458763Y (en) * | 2000-12-28 | 2001-11-07 | 富士康(昆山)电脑接插件有限公司 | Zeroinserting force connector terminal |
| US6471534B1 (en) * | 2001-12-10 | 2002-10-29 | Hon Hai Precision Ind. Co., Ltd. | Electrical contact for ZIF socket connector |
| US6478598B1 (en) * | 2001-12-07 | 2002-11-12 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector having improved contacts |
| CN2520586Y (en) * | 2001-12-26 | 2002-11-13 | 富士康(昆山)电脑接插件有限公司 | Terminal of electric connector |
| JP2003197337A (en) * | 2001-12-13 | 2003-07-11 | Hon Hai Precision Industry Co Ltd | Terminal of socket connector |
-
2005
- 2005-03-11 CN CNB2005100537703A patent/CN100433467C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2458763Y (en) * | 2000-12-28 | 2001-11-07 | 富士康(昆山)电脑接插件有限公司 | Zeroinserting force connector terminal |
| US6478598B1 (en) * | 2001-12-07 | 2002-11-12 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector having improved contacts |
| US6471534B1 (en) * | 2001-12-10 | 2002-10-29 | Hon Hai Precision Ind. Co., Ltd. | Electrical contact for ZIF socket connector |
| JP2003197337A (en) * | 2001-12-13 | 2003-07-11 | Hon Hai Precision Industry Co Ltd | Terminal of socket connector |
| CN2520586Y (en) * | 2001-12-26 | 2002-11-13 | 富士康(昆山)电脑接插件有限公司 | Terminal of electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1832268A (en) | 2006-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20160311 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |