CN2454802Y - Metal housing of electric connector - Google Patents
Metal housing of electric connector Download PDFInfo
- Publication number
- CN2454802Y CN2454802Y CN 00255362 CN00255362U CN2454802Y CN 2454802 Y CN2454802 Y CN 2454802Y CN 00255362 CN00255362 CN 00255362 CN 00255362 U CN00255362 U CN 00255362U CN 2454802 Y CN2454802 Y CN 2454802Y
- Authority
- CN
- China
- Prior art keywords
- electric connector
- metal shell
- frame
- mouth
- connector
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a metal casing of an electric connector, which can be assembled on an electric connector of a port opening type to form the electric connector so as to contain an inserting frame port of a butting connector. The utility model comprises a frame port part and a shielding part integrally connected with the frame port part. The shielding part is assembled on an insulating body of the electric connector to provide a shielding effect. The frame port part is assembled at the front end of the electric connector. The frame port part is provided with edges which are continuously distributed along end margins of the frame port and are bent outwards so that the end margins of the frame port form a continuous flanging structure with a horn mouth shape in order to improve the inserting using performance and the operating safety of the electric connector.
Description
The relevant a kind of metallic shell of electric connector body of the utility model refers in particular to a kind of metal shell that is applied in the port shape of the mouth as one speaks electric connector on all kinds computing machine and interfacing equipment and other electronic equipment.
Port shape of the mouth as one speaks electric connector is requisite a kind of signal input/output end port on all kinds of computing machines and other information processing apparatus, common port shape of the mouth as one speaks connector as the D shape connector that is used to connect main frame and display, USB (Universal Serial Bus, general serial conflux bus) the type connector that is used to be connected main frame and keyboard and mouse and the new in recent years IEEE1394 that releases (by Institute of Electrical ﹠amp; Electronic Engineers, i.e. the information transmission standard interface of Institute of Electrical and Electric Engineers formulation) the type connector or the like.These port shape of the mouth as one speaks electric connectors have a common feature usually, and promptly its interface that exposes is formed by the metal shell of making hollow frame mouth shape, with hold banjo and provide good cover with the ground connection effect with guarantee between the two dock reliable.
The employed metal shell of this type electric connector has two kinds of manufactures substantially at present, a kind of is after the flat sheet Curved Continuous broken number time the edge of its both sides free state is snapped together, thereby form the metal shell of a polygon frame mouth shape, and the edge at its frame mouth end edge place is lateral buckling certain angle and form the hydraucone shape of turnup structure outwardly separately, is beneficial to banjo and enters.As shown in Figure 1, the metal shell of most USB type connectors promptly adopts this mode to make.But this mode only depends on the mutual snapping of the thickness of sheet metal itself, has buckling deformation or position to move between both sides of the edge slightly, just may cause the two to get loose and makes metal shell lose frame mouth configuration.And the turnup structure 42 at this metal shell 4 ' frame mouth place can only form on straight edge 41,43 at position, turning for the frame mouth is subject to manufacturing process, its excision can not can only be formed turnup structure, so both can have influence on the outward appearance of connector, also have the possibility that influences the banjo plug.
Another kind of manufacture is to mold the metal shell frame mouth that sidewall is continuous integrative-structure to take out the technology of drawing on flat sheet, adopts this mode to make mostly as the metal shell of D shape connector, miniature IEEE1394 type connector etc.A kind of shortcoming of mode before though this manufacture can overcome and produce the metal shell 5 that sidewall is continuous integrative-structure, but with present technology and technological level, when the frame mouth end edge 51 places moulding turnup structure 52 of this metal shell 5, can produce the defective of splitting in bight 53 as shown in Figure 2 inevitably, thereby have influence on the plug usability of electric connector, and the bight formed burr that ftractures is unfavorable for user's handling safety also being an impediment to the attractive in appearance of its profile.
The purpose of this utility model is to provide the metal shell of a kind of port shape of the mouth as one speaks electric connector, has smooth, continuous turnup structure around its porch, thereby can reach the purpose of improving port shape of the mouth as one speaks electric connector plug usability.
The purpose of this utility model is achieved through the following technical solutions: the metal shell of electric connector includes the frame notch portion at least, this frame notch portion is assembled on the electric connector and provides a receiving space to hold butt connector, it has along the ora terminalis continuous distribution of this frame mouth and the edge of lateral bending song outwardly, thereby the ora terminalis of this frame mouth forms the continuous turnup structure of a hydraucone shape.
Compared with prior art, because the utility model metal shell has smooth, continuous flange frame mouth structure, overcome the defective that needs corner cut or bight cracking in the existing product fully, and effectively improved the plug usability of port shape of the mouth as one speaks electric connector, and help the attractive in appearance of electric connector profile.
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the stereographic map of the metal shell of existing USB type connector.
Fig. 2 is the stereographic map of the metal shell of another kind of existing electric connector.
Fig. 3 is the manufacturing flow chart of the metal shell of the utility model electric connector.
Fig. 4 to Fig. 7 is metal shell continually varying plane partial sectional view in manufacture process of the utility model electric connector.
Fig. 8 is the stereographic map of the metal shell of the utility model electric connector.
As shown in Figure 3, the manufacture process of the metal shell of the utility model electric connector comprises taking out successively draws forming step, side direction deburring step, flange forming step and follow-up forming step, wherein takes out to draw forming step and comprise the sheet material cutting step again, take out and draw step and die-cut bottom step continuously.Below each step is elaborated.
The sheet material cutting step is the shape according to designed metal shell, cuts out the plate of the required area of this metal shell of enough moulding on sheet material.In the present embodiment, configuration according to miniature IEEE1394 type connector metal housing (with reference to Fig. 8), this step cuts gained on metal material belt plate length and width is roughly 24*12mm, approach the shape of isosceles trapezoid simultaneously because of the frame mouth of this metal shell, the stretcher strain of metal blank needs enough pre-allowances when considering moulding, therefore can reserve the rim charge of proper width at this plate lengthwise avris, and the monoblock plate is linked to each other with strip by an arc-like sheet respectively at the corner positions place around it, so that the good location of forming process and enough deformation spaces to be provided.
Take out continuously and draw step, be to go up to take out the continuous punching press of the technology of drawing at the above-mentioned plate that cuts gained 1 ' to take out and draw several times, draw in the process taking out, take out each time and draw employed punching pin shape and move closer to frame degree of lip-rounding shape, until the metal shell frame mouth that obtains complete moulding and base seal in designed metal shell according to its order.The punching pin that uses xsect to be bordering on isosceles trapezoid in this enforcement is taken out continuously and is drawn and obtain complete moulding as shown in Figure 4 and have the metal shell frame mouth 20 ' of closed bottom 26 '.Wherein, the bottom 26 ' of this frame mouth 20 ' is the arc transition district of r with its sidewall ora terminalis 22 ' interfaces place formation radius.
Die-cut bottom step, for the metal shell frame mouth 20 ' of the base seal that above-mentioned steps obtained, the use ora terminalis has the punching pin of cutting edge with its bottom 26 ' die-cut removing, and obtains the metal shell frame mouth of hollow shape, as shown in Figure 5.General knowledge by machine-building is learnt easily, metal blank take out draw, in the punching course, the stress that the position of bending is subjected to and the dependent variable maximum of generation, therefore, behind the bottom 26 ' that cuts this frame mouth, the wall thickness of its bottom sidewall ora terminalis 22 ' part can be thinner than other position of sidewall, and locate wall thickness the closer to ora terminalis 22 ' will be thin more, as shown in amplifier section among Fig. 5.Like this, handle, then can cause frame mouth end edge corner positions place can produce cracking phenomena inevitably if directly the ora terminalis of this metal shell frame mouth is made flange.Therefore, must carry out the side direction deburring earlier before carrying out the flange processing handles.
Side direction deburring step, be that the above-mentioned thin part of metal shell frame mouth 20 ' bottom edge place wall thickness of having excised the bottom is removed, and prune formed burr in this process, the frame mouth 20 ' that makes this metal shell all around sidewall wall thickness evenly and the sidewall section smooth.Side direction deburring process can adopt grinding method to remove the thin marginal portion of wall, also can adopt the lateral shear mode that it is excised.The length of removing metal shell frame mouth bottom edge part equals the thickness of sheet metal itself at least.The size of radius r of taking out the length of drawing and aforementioned arc transition part because of this size and thickness, the metal shell frame mouth of sheet metal itself is relevant, and preferable in theory resection length is to equal r.But consider in the actual job to exist, so when actual side direction deburring, need cut away length greater than theoretical value than the big area of stress concentration of this radius value r.Please refer to Fig. 6, through above-mentioned processing, make sidewall around the metal shell frame mouth wall thickness evenly and the section of frame mouth end edge sidewall smooth, thereby can provide enough wall thickness to finish follow-up flange molding procedure.
The flange forming step is the bottom edge 24 ' several times that are provided with the above-mentioned metal shell frame of the punching pin bump mouth of chamfering with head, makes this frame mouth bottom edge partly flip to the outside flexural deformation and form the hydraucone shape.In the present embodiment, the mode that has adopted medial and lateral to oppress in opposite directions positions the other parts beyond the bottom edge of metal shell frame mouth, promptly be placed with core rod at frame mouth inner close fitting inner surface, frame mouth outer surface then adopts the die sleeve location, with the be hit influence and produce distortion of other parts that not needing on this metal shell frame mouth to avoid flange, and can correct distortion improperly.In above-mentioned position fixing process, look frame mouth size and sheet metal thickness size usually and reserve the bottom edge part of suitable length for the flange moulding.In the flange moulding, the edge is spent 5 to 60 usually with respect to the bending angle of frame oral-lateral wall, and for the present embodiment, 20 to 30 degree angles are best (shown in the 7th figure).Should be noted in the discussion above that above-mentioned edge length and the determining of bending angle during flange for the flange moulding, need consider the restriction of the extensibility δ of metal shell frame mouth.If the girth of this frame mouth before the flange moulding is L
1, its girth is L after the flange moulding
2, then
δ＝(L
2-L
1)/L
1
Usually guarantee that the good condition of flange molding effect is that δ is not more than 50%.If but the extension of metal material is functional, then δ also can suitably strengthen, but still not influence the prerequisite that is shaped to of metal shell frame mouth.
Follow-up forming step is that the other parts of the metal shell that obtains through above step are carried out stamped, to obtain the metal shell of structural integrity.Follow-up forming step is meant the shaded portions (flank 10 shown in the 8th figure) of this metal shell of impact briquetting in the present embodiment, and correspondingly on flank 10 goes out button hole 12 and cramp 14 socket matches with the insulating body (not icon) with electric connector.So, a complete metal shell is that moulding finishes.Certainly follow-uply also have operation such as plating, but do not influenced essence of the present utility model, be not described in detail at this.
Please refer to Fig. 8, the metal shell 1 of the utility model electric connector comprises flank 10 (shaded portions) and the frame notch portion 20 that fuses with flank 10, wherein this flank 10 insulating body (not icon) of being assembled in electric connector is gone up and shielding action is provided, 20 of frame notch portion be enclosed in the electric connector conducting terminal around and provide a receiving space to hold butt connector (not icon), and this frame notch portion 20 has along ora terminalis 22 continuous distribution of this frame mouth and the edge 24 of lateral bending song outwardly, thereby this frame mouth end edge forms a hydraucone shape.Punching out has button hole 12 and cramp 14 respectively on flank 10, firmly to combine with the mutual assembly of the insulating body (not icon) of electric connector.Because of the frame mouth 20 of this metal shell is to draw the mode moulding to take out, the defective of having avoided existing manufacturing technology center mouth to get loose easily, carrying out simultaneously deburring earlier handles, avoid frame bicker portion cracking and can obtain smooth, continuous turnup structure, thereby effectively improve its usability and effect, also help the attractive in appearance of product design.
Claims (6)
1. metallic shell of electric connector body, can be assembled on the shape of the mouth as one speaks electric connector of port and form this electric connector in order to hold the grafting frame mouth of butt connector, it comprises the frame notch portion at least, this frame notch portion is assembled on the electric connector and provides a receiving space to hold butt connector, it is characterized in that: the frame notch portion of this metal shell has along the ora terminalis continuous distribution of this frame mouth and the edge of lateral bending song outwardly, thereby this frame mouth end edge forms the turnup structure of a hydraucone shape.
2. the metal shell of electric connector according to claim 1, it is characterized in that: this metal shell also includes the shaded portions that is connected with this frame notch portion one, and this shaded portions is assembled on the insulating body of electric connector and shielding action is provided.
3. as the metal shell of electric connector as described in the claim 2, it is characterized in that: this frame notch portion be enclosed in the electric connector conducting terminal around and insert realizing for butt connector and to electrically connect.
4. as the metal shell of electric connector as described in the claim 1,2 or 3, it is characterized in that: become 5 to 60 degree angles between the edge of this turnup structure and the frame oral-lateral wall.
5. as the metal shell of electric connector as described in the claim 4, it is characterized in that: the extensibility of the turnup structure of this frame mouth is not more than 50%.
6. as the metal shell of electric connector as described in the claim 4, it is characterized in that: the extensibility of the turnup structure of this frame mouth approximates 50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00255362 CN2454802Y (en) | 2000-11-08 | 2000-11-08 | Metal housing of electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00255362 CN2454802Y (en) | 2000-11-08 | 2000-11-08 | Metal housing of electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2454802Y true CN2454802Y (en) | 2001-10-17 |
Family
ID=33612367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00255362 Expired - Lifetime CN2454802Y (en) | 2000-11-08 | 2000-11-08 | Metal housing of electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2454802Y (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633475A (en) * | 2012-10-04 | 2014-03-12 | 连展科技电子（昆山）有限公司 | Connector socket |
| CN104979687A (en) * | 2014-04-09 | 2015-10-14 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
| US9583900B2 (en) | 2013-07-19 | 2017-02-28 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9608391B2 (en) | 2013-07-19 | 2017-03-28 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9660400B2 (en) | 2013-07-19 | 2017-05-23 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9698536B2 (en) | 2013-07-19 | 2017-07-04 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9748702B2 (en) | 2013-07-19 | 2017-08-29 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9755368B2 (en) | 2013-07-19 | 2017-09-05 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9761995B2 (en) | 2013-07-19 | 2017-09-12 | Foxconn Interconnect Technology Limited | Flippable Electrical Connector |
| US9762009B2 (en) | 2013-07-19 | 2017-09-12 | Foxconn Interconnect Technology Limited | Plug connector insertable in two orientations and having a metallic shield plate with arms with hook structures |
| US9843148B2 (en) | 2013-07-19 | 2017-12-12 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9905944B2 (en) | 2013-07-19 | 2018-02-27 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9912111B2 (en) | 2013-07-19 | 2018-03-06 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9997853B2 (en) | 2013-07-19 | 2018-06-12 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10158197B2 (en) | 2013-07-19 | 2018-12-18 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10170870B2 (en) | 2013-07-19 | 2019-01-01 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10693261B2 (en) | 2013-07-19 | 2020-06-23 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10720734B2 (en) | 2013-07-19 | 2020-07-21 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10826255B2 (en) | 2013-07-19 | 2020-11-03 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
-
2000
- 2000-11-08 CN CN 00255362 patent/CN2454802Y/en not_active Expired - Lifetime
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633475A (en) * | 2012-10-04 | 2014-03-12 | 连展科技电子（昆山）有限公司 | Connector socket |
| US9762009B2 (en) | 2013-07-19 | 2017-09-12 | Foxconn Interconnect Technology Limited | Plug connector insertable in two orientations and having a metallic shield plate with arms with hook structures |
| US9698536B2 (en) | 2013-07-19 | 2017-07-04 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9843148B2 (en) | 2013-07-19 | 2017-12-12 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9905944B2 (en) | 2013-07-19 | 2018-02-27 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10826255B2 (en) | 2013-07-19 | 2020-11-03 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9748702B2 (en) | 2013-07-19 | 2017-08-29 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9755380B2 (en) | 2013-07-19 | 2017-09-05 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9755368B2 (en) | 2013-07-19 | 2017-09-05 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9761995B2 (en) | 2013-07-19 | 2017-09-12 | Foxconn Interconnect Technology Limited | Flippable Electrical Connector |
| US10720734B2 (en) | 2013-07-19 | 2020-07-21 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9608391B2 (en) | 2013-07-19 | 2017-03-28 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9583900B2 (en) | 2013-07-19 | 2017-02-28 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9660400B2 (en) | 2013-07-19 | 2017-05-23 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9912111B2 (en) | 2013-07-19 | 2018-03-06 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9997853B2 (en) | 2013-07-19 | 2018-06-12 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10158197B2 (en) | 2013-07-19 | 2018-12-18 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10170870B2 (en) | 2013-07-19 | 2019-01-01 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10312646B2 (en) | 2013-07-19 | 2019-06-04 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US10693261B2 (en) | 2013-07-19 | 2020-06-23 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| CN104979687A (en) * | 2014-04-09 | 2015-10-14 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
| CN104979687B (en) * | 2014-04-09 | 2018-01-05 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |