CN102280792B - Manufacturing method of electric connector - Google Patents
Manufacturing method of electric connector Download PDFInfo
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- CN102280792B CN102280792B CN 201110102792 CN201110102792A CN102280792B CN 102280792 B CN102280792 B CN 102280792B CN 201110102792 CN201110102792 CN 201110102792 CN 201110102792 A CN201110102792 A CN 201110102792A CN 102280792 B CN102280792 B CN 102280792B
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- terminal
- adjutage
- strip
- insulating body
- electric connector
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Abstract
The invention provides a manufacturing method of an electric connector, which comprises the following steps of: providing a metal plate, and forming at least one strip and a plurality of terminals through stamping and blanking, wherein the plurality of terminals are arranged on the strip at intervals, each terminal is provided with a fixing part and an extension arm extending from the fixing part, and the strip is connected with the fixing part of each terminal; moving the strip to correspond to the bottom surface of an insulation body, so that the extension arm of each arranged terminal corresponds to corresponding row of accommodating holes of the insulation body; moving the strip towards the direction close to the bottom surface of the insulation body, so that the extension arm of each terminal exposes out of the top surface of each accommodating hole through the accommodating hole and the fixing part of each terminal is fixed in the accommodating hole; providing a jig for pressing all the terminals, wherein the extension arm of each terminal is bent laterally, so that the length of a projection of the extension arm in the horizontal direction is greater than the width of each accommodating hole; and cutting off the strips connected with all the terminals. According to the invention, all the terminals installed into the insulation body are pressed by using the jig, which is beneficial to realizing of the small-spacing arrangement of the terminals in the insulation body.
Description
[technical field]
The present invention relates to a kind of manufacture method of electric connector, espespecially a kind of manufacture method of highdensity electric connector.
[background technology]
Be used for being electrically conducted the electric connector that is referred to as of two electronic components, described electric connector generally comprises an insulating body and the corresponding a plurality of conducting terminals that are positioned at described accepting hole that are provided with a plurality of accepting holes, functional for each side such as the elasticity that guarantees described conducting terminal and life-spans, a plurality of sheet metal stamping-outs of described conducting terminal general using and repeatedly being bent to form, better to guarantee above-mentioned performance.
For the described electric connector of moulding, one of manufacture method that industry is commonly used is: first a plurality of described conducting terminal after the stamping-out moulding is placed in the mould, then in described mould, inject liquid insulating material, take again described mould away after the moulding cooling, thereby form described electric connector.Although this kind method can be packed width into greater than the described conducting terminal of described accepting hole width, complex procedures, manufacturing cost is high.
Another kind is to make respectively first described insulating body and a plurality of described conducting terminal that is provided with a plurality of described accepting holes, then a plurality of described conducting end subgroups is fixed in corresponding a plurality of described accepting holes.Its technological deficiency is: when the complex structure of described conducting terminal, the described pore structure of accommodating is in order to cooperate also complicated correspondingly of described conducting terminal, the width of accepting hole is greater than or equals the width of described conducting terminal as described, could make described conducting terminal pack in the described accepting hole.The processing and manufacturing of described conducting terminal and described insulating body is complicated, cost is high, thereby increased the manufacturing cost of described electric connector, and so that the arranging density of described conducting terminal in described insulating body is less, be unfavorable for the development of described electric connector miniaturization.
Therefore, be necessary to design a kind of manufacture method of new electric connector, to overcome defects.
[summary of the invention]
For the variety of problems that background technology faces, the object of the present invention is to provide a kind of tool that utilizes that the terminal in the insulating body of packing into is suppressed, thereby be beneficial to the manufacture method of the electric connector of realizing the little arranged with interval of terminal in insulating body.
To achieve these goals, the present invention adopts following technical scheme:
A kind of manufacture method of electric connector, may further comprise the steps: a sheet metal is provided, form at least one strip and interval row through bar stock cutting by punching and be located at a plurality of terminals on the described strip, the adjutage that each described terminal has a fixed part and extends from described fixed part, described strip connects the described fixed part of each described terminal; The corresponding insulating body bottom surface of mobile described strip makes each accepting hole of the corresponding described insulating body respective row of described adjutage of each described terminal of arrangement; Make described strip towards moving near described insulating body bottom surface direction, make the described adjutage of each described terminal be revealed in described accepting hole end face by described accepting hole, and make the described fixed part of described terminal be fixed in described accepting hole; Provide a tool that each described terminal is suppressed, the described adjutage side direction bending of each described terminal makes the length of in the horizontal direction projection of described adjutage greater than the width of described accepting hole; The described strip that will be connected with each described terminal cut out from.
Compared with prior art, the manufacture method of electric connector of the present invention is by with a plurality of described terminals by described insulating body bottom surface respectively upwards and correspondence a plurality of described accepting holes of packing into, provide again described tool that each described terminal is suppressed, the described adjutage side direction bending of each described terminal, thereby make the processing and manufacturing of described insulating body and described terminal fairly simple, cost is lower, has reduced the manufacturing cost of described electric connector; And the length of in the horizontal direction projection of described adjutage is greater than the width of described accepting hole, thereby the miniaturization that is conducive to described electric connector develops.
For ease of all further understanding and understanding being arranged to purpose of the present invention, shape, structure, feature and effect thereof, now elaborate with accompanying drawing in conjunction with the embodiments.
[description of drawings]
Fig. 1 is do not pack into the decomposing schematic representations of insulating body of a strip connects in the manufacture method of electric connector of the present invention a plurality of terminals;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is pack into the schematic diagrames of insulating body of a strip connects among Fig. 2 a plurality of terminals;
Fig. 4 utilizes a tool to suppress the schematic diagram of a plurality of terminals among Fig. 3;
Fig. 5 is pack into the schematic diagrames of insulating body of another strip connects behind the mobile insulating body in the manufacture method of electric connector of the present invention a plurality of terminals;
Fig. 6 utilizes a tool to suppress the schematic diagram of a plurality of terminals among Fig. 5;
Fig. 7 be the strip that will be connected with each terminal in the manufacture method of electric connector of the present invention cut out from after schematic diagram.
The drawing reference numeral of embodiment:
Strip 1 terminal 2 fixed parts 21
Insulating body 3 end faces 31 bottom surfaces 32
Accepting hole 33 guiding faces 331 containing holes 34
Fin 35 tools 4
[embodiment]
Be described further below in conjunction with the manufacture method of the drawings and specific embodiments to electric connector of the present invention.
The manufacture method of electric connector of the present invention has the following steps:
One sheet metal (not shown) is provided, sees also Fig. 1, form a strip 1 and interval row through bar stock cutting by punching and be located at a plurality of terminals 2 on the described strip 1.Each described terminal 2 has a fixed part 21, reaches an adjutage 22 that extends from described fixed part 21.Described strip 1 connects the described fixed part 21 of each described terminal 2.
The end of the described fixed part 21 of each described terminal 2 is bent, form a weld part 212, connect described weld part 212 and described adjutage 22 and be defined as a base portion 211.Described strip 1 connects the described base portion 211 (certainly, in other embodiments, described strip 1 also can connect the described weld part 212 of each described terminal 2) of each described terminal 2.
One insulating body 3 is provided, and described insulating body 3 has an end face 31 and a bottom surface 32.Described insulating body 3 rows are provided with a plurality of accepting holes 33, and the upper end of each described accepting hole 33 convexes with a guiding face 331, and described guiding face 331 is circular-arc.
The described end face 31 of described insulating body 3 is concaved with a containing hole 34 downwards, and described containing hole 34 communicates with described accepting hole 33.Between described two accepting holes 33 of described insulating body 3, upwards be convexly equipped with a fin 35 (certainly, in other embodiments, the quantity of the described fin 35 that upwards is convexly equipped with between described two accepting holes 33 of described insulating body 3 also can be two), described fin 35 enters in the described containing hole 34, strengthen the intensity of described insulating body 3 with this, also increased the area of accepting of described insulating body 3 simultaneously.
The described bottom surface 32 of mobile described strip 1 corresponding described insulating body 3 makes each described accepting hole 33 of described adjutage 22 corresponding described insulating body 3 respective row of each described terminal 2 of arrangement.
See also Fig. 2 and Fig. 3, described strip 1 is moved towards described bottom surface 32 directions near described insulating body 3, make the described adjutage 22 of each described terminal 2 be revealed in described accepting hole 33 end faces (not label) by described accepting hole 33, and make the described fixed part 21 of described terminal 2 be fixed in described accepting hole 33.The described base portion 211 of each described terminal 2 is immobilizated in the described accepting hole 33, and described adjutage 22 is arranged in described containing hole 34 movably.
Provide 4 pairs of each described terminals 2 of a tool to suppress, see also Fig. 3 and Fig. 4, the described adjutage 22 side direction bending of each described terminal 2 makes the length of in the horizontal direction projection of described adjutage 22 greater than the width of described accepting hole 33.When 4 pairs of each described terminals 2 of described tool are suppressed, because the described guiding face 331 that the upper end of each described accepting hole 33 is convexly equipped with is circular-arc, thereby is convenient to described adjutage 22 and bends towards described guiding face 331 side direction.When providing 4 pairs of each described terminals 2 of described tool to suppress, described tool 4 enters described containing hole 34, and then suppresses each described terminal 2.When the described adjutage 22 of 4 pairs of described terminals 2 of described tool was suppressed to certain position, described adjutage 22 parts were resisted against described guiding face 331.
When described strip 1 quantity is two, after each described terminal 2 side direction bending with 1 connection of a described strip, mobile described insulating body 3, a plurality of described terminal 2 with another described strip 1 connection, by the described bottom surface 32 of described insulating body 3 respectively upwards and correspondence pack in a plurality of described accepting holes 33, provide 4 pairs of each described terminals 2 of described tool to suppress, the described adjutage 22 side direction bending of each described terminal 2 makes the length of in the horizontal direction projection of described adjutage 22 greater than the width of described accepting hole 33.
When described strip 1 quantity is a plurality of, see also Fig. 5 and Fig. 6, repeatedly move described insulating body 3, with a plurality of described strip 1 corresponding a plurality of described terminals 2 that connect, the a plurality of described accepting hole 33 of the correspondence of packing into from the described bottom surface 32 of described insulating body 3 successively, provide described tool 4 successively a plurality of described terminal 2 that each described strip 1 connects to be suppressed, repeatable operation, until each described accepting hole 33 has been installed with described terminal 2, the described adjutage 22 side direction bending of each described terminal 2, and the length of the in the horizontal direction projection of described adjutage 22 of each described terminal 2 is greater than the width of described accepting hole 33.
Provide 4 pairs of each described terminals 2 of described tool to suppress, after the described adjutage 22 side direction bending of each described terminal 2, the top of the described adjutage 22 of vicinity of packing into before each described adjutage 22 part and corresponding being positioned at, so that the arrangement of described terminal 2 in described insulating body 3 is more tight, thereby be conducive to realize the little arranged with interval of described terminal 2 in described insulating body 3, satisfy the miniaturization development of product.
See also Fig. 7, the described strip that will be connected with each described terminal 21 cut out from.
In sum, the manufacture method of electric connector of the present invention has following beneficial effect:
The present invention by with a plurality of described terminals by the described bottom surface of described insulating body respectively upwards and correspondence pack into behind a plurality of described accepting holes, provide again described tool that each described terminal is suppressed, the described adjutage side direction bending of each described terminal, thereby so that the processing and manufacturing of described terminal and described insulating body is fairly simple, cost is lower, has reduced manufacturing cost.
2. the present invention is by providing described tool that each described terminal is suppressed, after the described adjutage side direction bending of each described terminal, the length of in the horizontal direction projection of described adjutage is greater than the width of described accepting hole, the top of the described adjutage of vicinity of packing into before each described adjutage part and corresponding being positioned at, so that the arrangement of described terminal in described insulating body is more tight, thereby be conducive to realize the little arranged with interval of described terminal in described insulating body, satisfied the miniaturization development of product.
3. the present invention is by upwards being convexly equipped with described fin between described two accepting holes of described insulating body, and described fin enters in the described containing hole, thereby strengthened the intensity of described insulating body, also increased the area of accepting of described insulating body.
The present invention by with a plurality of described terminals by the described bottom surface of described insulating body respectively upwards and correspondence pack into behind a plurality of described accepting holes, provide again described tool that each described terminal is suppressed, thereby the described adjutage side direction bending that makes each described terminal is beneficial to the enforcement of automation mode in the production process, so that assembling is simple, automaticity is high.
Above-mentioned explanation is the detailed description for the better possible embodiments of the present invention, but embodiment limits patent claim of the present invention, the equal variation of finishing under all disclosed technical spirits or modify change all should belong to claim that the present invention is contained.
Claims (10)
1. the manufacture method of an electric connector is characterized in that, may further comprise the steps:
One sheet metal is provided, form at least one strip and interval row through bar stock cutting by punching and be located at a plurality of terminals on the described strip, the adjutage that each described terminal has a fixed part and extends from described fixed part, described strip connects the described fixed part of each described terminal;
The corresponding insulating body bottom surface of mobile described strip makes each accepting hole of the corresponding described insulating body respective row of described adjutage of each described terminal of arrangement;
Make described strip towards moving near described insulating body bottom surface direction, make the described adjutage of each described terminal be revealed in described accepting hole end face by described accepting hole, and make the described fixed part of described terminal be fixed in described accepting hole;
Provide a tool that each described terminal is suppressed, the described adjutage side direction bending of each described terminal makes the length of in the horizontal direction projection of described adjutage greater than the width of described accepting hole;
The described strip that will be connected with each described terminal cut out from.
2. the manufacture method of electric connector as claimed in claim 1, it is characterized in that: before described terminal is packed described insulating body into, the end of described fixed part is bent to form a weld part, connect described weld part and described adjutage is defined as a base portion, described base portion is immobilizated in described accepting hole.
3. the manufacture method of electric connector as claimed in claim 2, it is characterized in that: described strip connects each described base portion.
4. the manufacture method of electric connector as claimed in claim 2, it is characterized in that: described strip connects each described weld part.
5. the manufacture method of electric connector as claimed in claim 1, it is characterized in that: before described terminal is packed described insulating body into, described insulating body end face is concaved with a containing hole downwards, described containing hole communicates with described accepting hole, after described terminal is packed described insulating body into, described adjutage is arranged in described containing hole actively, and when providing described tool that each described terminal is suppressed, described tool enters described containing hole and then suppresses each described terminal.
6. the manufacture method of electric connector as claimed in claim 5 is characterized in that: upwards be convexly equipped with at least one fin between described two accepting holes and enter in the described containing hole to being less than.
7. the manufacture method of electric connector as claimed in claim 1, it is characterized in that: before described terminal is packed described insulating body into, the upper end of each described accepting hole convexes with a guiding face, when described tool is suppressed each described terminal, be convenient to described adjutage and bend towards described guiding face side direction.
8. the manufacture method of electric connector as claimed in claim 7, it is characterized in that: when described tool was suppressed to certain position to described adjutage, described adjutage partly was resisted against described guiding face.
9. the manufacture method of electric connector as claimed in claim 1, it is characterized in that: described strip quantity is 2 o'clock, each described terminals side that a described strip is connected is after bending, mobile described insulating body, the a plurality of described terminal correspondence that another described strip is connected a plurality of described accepting holes of packing into, provide described tool that each described terminal is suppressed, the described adjutage side direction bending of each described terminal.
10. the manufacture method of electric connector as claimed in claim 9, it is characterized in that: provide described tool that each described terminal is suppressed, after the described adjutage side direction bending of each described terminal, the top of the described adjutage of vicinity of packing into before each described adjutage part and corresponding being positioned at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110102792 CN102280792B (en) | 2011-04-22 | 2011-04-22 | Manufacturing method of electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110102792 CN102280792B (en) | 2011-04-22 | 2011-04-22 | Manufacturing method of electric connector |
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| Publication Number | Publication Date |
|---|---|
| CN102280792A CN102280792A (en) | 2011-12-14 |
| CN102280792B true CN102280792B (en) | 2013-03-20 |
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| CN 201110102792 Active CN102280792B (en) | 2011-04-22 | 2011-04-22 | Manufacturing method of electric connector |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201338309A (en) * | 2012-03-02 | 2013-09-16 | Riidea Inc | Network communication connector component manufacturing method |
| TWI441391B (en) * | 2012-03-03 | 2014-06-11 | Riidea Inc | The forming method of power connector |
| CN106611907A (en) * | 2015-10-27 | 2017-05-03 | 凡甲电子(苏州)有限公司 | Electrical connector and manufacturing method thereof |
| CN106058546B (en) * | 2016-05-20 | 2019-08-30 | 番禺得意精密电子工业有限公司 | The manufacturing method and electric connector of electric connector |
| CN114421196B (en) * | 2020-12-18 | 2023-07-21 | 番禺得意精密电子工业有限公司 | Electric connector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008135386A (en) * | 2006-11-01 | 2008-06-12 | Furukawa Electric Co Ltd:The | Method of connecting planar wiring body with terminal |
| CN201004522Y (en) * | 2007-02-06 | 2008-01-09 | 番禺得意精密电子工业有限公司 | Electric connector |
| JP4912244B2 (en) * | 2007-07-13 | 2012-04-11 | ホシデン株式会社 | Electrical connector |
| CN201142505Y (en) * | 2008-01-04 | 2008-10-29 | 番禺得意精密电子工业有限公司 | Electric connector |
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