CN1469516A - Manufacture of electric connector - Google Patents
Manufacture of electric connector Download PDFInfo
- Publication number
- CN1469516A CN1469516A CNA02126841XA CN02126841A CN1469516A CN 1469516 A CN1469516 A CN 1469516A CN A02126841X A CNA02126841X A CN A02126841XA CN 02126841 A CN02126841 A CN 02126841A CN 1469516 A CN1469516 A CN 1469516A
- Authority
- CN
- China
- Prior art keywords
- electric connector
- flank
- making method
- connecting portion
- formation step
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The manufacture of electric connector includes at least a jetting formation step and a rib-eliminating step. In the jetting formation step, molten plastics is jetted into mold cavity, and the plastics is solidified to form the insulating part including lengthwise main body, one pair of arms extending from two ends of the main body, and rib between two arms and connected with the arms. In the rib-eliminating step, the rib, which can avoid the warping of the arms during the formation step, is eliminated to reduce the area occupied by the electric connector in the circuit board.
Description
[technical field]
The invention relates to a kind of electric connector making method, refer in particular to the manufacture method of a kind of flash memory cards (Compact F1ash Card) connector.
[background technology]
Along with electronics miniaturization, multi-functional development trend, electronic equipments such as digital camera, notebook computer are small and exquisite, easy to carry because of its volume, and use flexibly and be used widely.And electronic cards such as flash memory cards are small and exquisite owing to volume, stable performance is widely used on the above-mentioned electronic equipment in order to extended storage capacity, and correlation technique sees also United States Patent (USP) the 6th, 352,438,6,139,339,6,159, No. 026 case etc.
See also United States Patent (USP) the 6th, 159, No. 026 case, it has just disclosed a kind of electronic card coupler with two arms, guiding positioning action when above-mentioned arm can provide electronic cards to insert, still, because this kind arm protrudes out the longer distance of main part of insulating body, therefore, the situation that occurs the arm warpage during insulating body moulding easily.
For overcoming above-mentioned defective, industry usually when ejection formation in the flank of integrally formed connection two arms in the top or bottom of two arms, thereby avoid the situation of arm warpage, correlation technique can be consulted United States Patent (USP) the 6th, 139, No. 339 and the 6th, 352, No. 438 cases.Yet, but the existence of above-mentioned flank has increased the thickness of insulating body, and then increased the height of whole electronic card coupler, take vertical space more on the circuit board.
Therefore, necessary above-mentioned electric connector making method is improved to overcome above-mentioned defective.
[summary of the invention]
The object of the present invention is to provide a kind of electric connector making method, the situation that it both can effectively avoid insulating body arm warpage in the forming process can make again according to the less vertical space that takies on the circuit board of the finished connector product of said method manufacturing.
For achieving the above object, the present invention adopts following technical scheme: electric connector making method of the present invention comprises the ejection formation step at least and removes the flank step, wherein, the ejection formation step is that the plastic cement of fusion is injected in the mold cavity, plastic cement is solidified and form insulating body, this insulating body comprises the main part of lengthwise configuration, a pair of arm that extends in the same way in the main part two ends, and the flank between arm, described flank links to each other with described arm one and connecting place is formed with connecting portion; Removing the flank step is along above-mentioned connecting portion place flank to be removed from insulating body via the formed insulating body of above-mentioned ejection formation step.
Compared with prior art, electric connector making method of the present invention has a flank by one-body molded between the arm of insulating body, and then flank removed, thereby, both can avoid the situation of the arm warpage of insulating body in the forming process, can make again according to the less vertical space that takies on the circuit board of the finished connector product of said method manufacturing.
[description of drawings]
Fig. 1 is the vertical view of the formed insulating body of ejection formation step of electric connector making method of the present invention.
Fig. 2 is the cutaway view of insulating body shown in Figure 1 along the A-A direction.
Fig. 3 is the front view of insulating body shown in Figure 1, wherein locally analyses and observe and amplifies signal along the B-B direction.
Fig. 4 is the vertical view of the insulating body after the formed flank of removal flank step of electric connector making method of the present invention is removed.
[embodiment]
Electric connector making method of the present invention includes ejection formation step, removal flank step, insertion end substep and removes strip step etc.
See also Fig. 1 to shown in Figure 3, described ejection formation step is that the plastic cement of fusion is injected in the mold cavity, plastic cement is solidified and forms insulating body 10.Above-mentioned insulating body 10 has upper surface 100 and lower surface 102, and it comprises the main part 11 of lengthwise configuration, a pair of arm 12 and the flank 16 between above-mentioned arm 12.Main part 11 is provided with plurality of terminals jack 110, and the two ends of main part 11 are respectively equipped with fixing hole 112, by bolt with nut (not shown) but cooperate and the fixing electric connector on circuit board (not shown).Arm 12 is that autonomous body 11 two ends go out to the same side vertical extent, each arm 12 of electric connector has madial wall 120, be provided with the fin 122 that matches with the groove of electronic cards (not shown) both sides in madial wall 120, form the Extendible flake 123 that is oppositely arranged in the equal horizontal-extending of the top and bottom ends of madial wall 120, above-mentioned flank 122, Extendible flake 123 are in order to provide the guiding function that electronic cards is inserted.Flank 16 is lamellar, and it is located on the lower surface 102 of insulating body 10, and its thickness equates with Extendible flake 123 thickness of arm 12, and it is upper and lower surperficial 161,162 mutually concordant with the upper and lower surface of the Extendible flake 123 that is positioned at arm 12 bottoms.And, this flank 16 links to each other with the Extendible flake 123 and the main part 11 bottom one of arm 12, and connecting place is formed with some connecting portions 18, in the present embodiment, be formed with cross section slit triangular in shape 181 and make the cross section of connecting portion 18 roughly at right angles trapezoidal in these connecting portion 18 tops, be positioned at transition plane 182 on this right-angled trapezium hypotenuse and be that outside and downward-sloping extension forms from flank 16 body rim, just make the attenuation gradually from inside to outside of this connecting portion 18.See also shown in Figure 3, the end wall 1231 of above-mentioned transition plane 182, Extendible flake 123 and the upper surface 161 of flank 16 form a right angle triangle on the cross section, the hypotenuse of this right-angled triangle is positioned on the transition plane 182, and two right-angle sides lay respectively on the plane at above-mentioned upper surface 161 and above-mentioned end wall 1231 places.Be interval with rectangular opening 183 between the adjacent connecting portion 18 that is located along the same line, next-door neighbour's main part 11 is formed with tri-angle-holed 19 with arm 12 corners on flank 16, above-mentioned rectangular opening 183 and tri-angle-holed 19 can provide escapes to expect function, and helps from insulating body 10 excision flanks 16.
Described removal flank step be with via the formed insulating body 10 of ejection formation step by tool or automated machine along the slit 181 of connecting portion 18 with flank 16 on insulation body 10 excision and form as shown in Figure 4 insulating body 10 '.Because connecting portion 18 is positioned at the slit 181 bottoms places weakness for flank 16, therefore, flank 16 is separated in connecting portion 18 places and arm 12 easily during excision flank 16, the situation of unlikely appearance excision inequality.Certainly, the slit 181 of above-mentioned connecting portion 18 is not limited only to be arranged at connecting portion 18 tops, also can Open Side Down be arranged at connecting portion 18 bottoms.Look the application of force direction difference of tool, the slit of upward opening equally also can be set on the above-mentioned connecting portion 18 that is positioned at the left side on the same electric connector, slit under shed is set on the connecting portion 18 that is positioned at the right side, makes flank 16 break away from insulating bodies 10 by the application of force that turns clockwise of tool.Even under the splendid situation of tool performance, connecting portion 18 need not be provided with above-mentioned slit 181 also can excise above-mentioned flank 16, though may occur that excision is uneven, there are situations such as burr in excision face, feature of the present invention still can be implemented.
Described insertion end substep be with the plurality of conductive terminals (not shown) that is connected with metal material belt through punch forming and tail end corresponding insert through the formed insulating body 10 of above-mentioned removal flank step ' terminal jacks 110 in.
Described removal strip step is to excise from terminal welding tail end via the half-finished terminal material belt connecting portion (not shown) that links to each other with the terminal tail end of the formed electric connector of insertion end substep.
Because the ejection formation step of electric connector making method of the present invention is with insulating body 10 ' one-body molded with flank 16, and flank 16 and insulating body 10 ' main part 11 and arm 12 be connected, therefore can effectively prevent arm 12 warpages in the forming process.Again, after the ejection formation step, also have one to remove the flank step, can be with flank 16 from insulating body 10 excisions, thereby, can be close to circuit board group when electronic cards is assembled into finished connector product goes into, need not increase the height of electric connector because of the cause that flank 16 is set, thereby make the less vertical space that takies on the circuit board of finished connector product.
The above only is a better embodiment of the present invention, and technological means of the present invention also can have following at least other execution mode: described flank 16 can link to each other with two arms 12, and separates a determining deviation with main part 11; And the insertion end substep, remove strip step etc. and also can before removing the flank step, carry out.Though above-mentioned execution mode may be not as good as above-mentioned better embodiment with regard to effect, technical characterictic of the present invention still can be implemented.In addition, technology contents of the present invention also can apply to other and has on the electric connector with the similar arm structure of the present invention, as memory card connectors such as pcmcia cards.
Claims (10)
1. electric connector making method, it comprises the ejection formation step at least, described ejection formation step is that the plastic cement of fusion is injected in the mold cavity, plastic cement is solidified and form insulating body, this insulating body comprises the main part of lengthwise configuration, the a pair of arm that extends in the same way in the main part two ends, and the flank between arm, it is characterized in that: link to each other with above-mentioned arm one and connecting place is formed with connecting portion by the formed above-mentioned flank of ejection formation step, and described electric connector making method comprises also and removes the flank step that this removal flank step is along above-mentioned connecting portion place flank to be removed from insulating body via the formed insulating body of above-mentioned ejection formation step.
2. electric connector making method as claimed in claim 1, it is characterized in that: described electric connector making method further comprises the insertion end substep, is about to via in the corresponding terminal jacks of inserting via the formed insulating body of above-mentioned removal flank step of stamping forming plurality of conductive terminals.
3. electric connector making method as claimed in claim 2, it is characterized in that: described electric connector making method further comprises removes the strip step, is about to via the half-finished terminal material belt connecting portion that links to each other with the terminal tail end of the formed electric connector of insertion end substep from the excision of terminal welding tail end.
4. electric connector making method as claimed in claim 1, it is characterized in that: form to the same side vertical extent via the autonomous body of the formed arm of described ejection formation step two ends, each arm has madial wall, be provided with the fin that matches with the groove of electronic cards both sides in madial wall, form the Extendible flake that is oppositely arranged with the equal horizontal-extending of the top and bottom ends of madial wall.
5. electric connector making method as claimed in claim 4 is characterized in that: described flank is lamellar, and described connecting portion links to each other with the Extendible flake of the arm of insulating body.
6. electric connector making method as claimed in claim 1 is characterized in that: link to each other with the main part one of insulating body via the formed flank of described ejection formation step, and connecting place is formed with connecting portion.
7. electric connector making method as claimed in claim 6, it is characterized in that: be formed with some above-mentioned connecting portions via described ejection formation step, be interval with rectangular opening between the adjacent connecting portion that is located along the same line, next-door neighbour's main part and arm corner are formed with tri-angle-holed on flank.
8. electric connector making method as claimed in claim 1 is characterized in that: the thickness via the formed connecting portion of described ejection formation step is littler than the other parts of flank.
9. electric connector making method as claimed in claim 1 is characterized in that: having the cross section via the formed connecting portion of described ejection formation step is leg-of-mutton slit.
10. electric connector making method as claimed in claim 1 is characterized in that: via the arm direction deflection attenuation of the formed connecting portion of described ejection formation step towards insulating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA02126841XA CN1469516A (en) | 2002-07-15 | 2002-07-15 | Manufacture of electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA02126841XA CN1469516A (en) | 2002-07-15 | 2002-07-15 | Manufacture of electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1469516A true CN1469516A (en) | 2004-01-21 |
Family
ID=34143409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA02126841XA Pending CN1469516A (en) | 2002-07-15 | 2002-07-15 | Manufacture of electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1469516A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109075519A (en) * | 2016-04-19 | 2018-12-21 | 三菱电机株式会社 | The manufacturing method of electrical connector |
-
2002
- 2002-07-15 CN CNA02126841XA patent/CN1469516A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109075519A (en) * | 2016-04-19 | 2018-12-21 | 三菱电机株式会社 | The manufacturing method of electrical connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2819526Y (en) | Electric connector | |
| CN2667709Y (en) | Cable connector assembly | |
| CN2588566Y (en) | Electric connector assembly | |
| CN2462594Y (en) | Electrical connector | |
| CN1630965A (en) | Edge card connector assembly with tuned impedance terminals | |
| JP6797677B2 (en) | Electrical connector | |
| CN1801535A (en) | Board mounted power connector | |
| CN1192069A (en) | Insert molding process for producing electrical connector | |
| CN101958490A (en) | Cable assembly wth emi protection | |
| CN1550056A (en) | Latching system for electrical connectors | |
| CN102761000A (en) | Electrical connectors and receptacle assemblies having retention inserts | |
| CN2731782Y (en) | Electrical connector | |
| CN2689506Y (en) | Electric connectors | |
| CN2432692Y (en) | Electric connector combination | |
| CN101785149B (en) | Terminal support structure | |
| CN1469516A (en) | Manufacture of electric connector | |
| US20030190839A1 (en) | Connector for circuit board and method of forming it | |
| CN1096127C (en) | Electrical connector for printed circuit boards | |
| CN2515823Y (en) | Electrical connector | |
| CN1691425A (en) | Femal type connector | |
| CN201160138Y (en) | Electric connector assembly | |
| CN107611676A (en) | Ceramic member and electric connector and its forming method | |
| CN1154207C (en) | Method for manufacturing electric connector | |
| EP1081811B1 (en) | Method for manufacturing electrical connectors for enhancing coplanarity | |
| CN2624445Y (en) | Electric coupler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |