CN107240821B - Forward and reverse plug connector and manufacturing method thereof - Google Patents
Forward and reverse plug connector and manufacturing method thereof Download PDFInfo
- Publication number
- CN107240821B CN107240821B CN201710461424.1A CN201710461424A CN107240821B CN 107240821 B CN107240821 B CN 107240821B CN 201710461424 A CN201710461424 A CN 201710461424A CN 107240821 B CN107240821 B CN 107240821B
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- side plate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 89
- 239000012212 insulator Substances 0.000 claims abstract description 49
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 238000001746 injection moulding Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 19
- 238000005452 bending Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 6
- 229910000679 solder Inorganic materials 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000005304 joining Methods 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/655—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth brace
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
- H01R43/24—Assembling by moulding on contact members
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The utility model provides a positive and negative connector that inserts, includes the metal medium plate, is located first, the second terminal group of both sides about the metal medium plate, will first, second terminal and metal medium plate shaping are in an organic whole insulator and cover are located the metal casing outside the insulator, the insulator includes basal portion and the butt joint tongue that forward extension formed, its characterized in that, the metal medium plate includes mainboard portion, from mainboard portion rear end backward and the contact spring arm that the slope outwards extends formation, the contact spring arm extends the horizontal outside of basal portion, the metal casing is from after the butt joint tongue embolias, the contact spring arm relies on elasticity with the inside wall contact of metal casing. The positive and negative plug connector is easy to manufacture, and the application also provides a manufacturing method of the positive and negative plug connector.
Description
Technical Field
The application relates to the field of electric connectors, in particular to a Type C USB socket and a manufacturing method thereof.
Background
The conventional Type C USB socket generally includes a metal middle plate, a first terminal group and a second terminal group respectively located on the upper side and the lower side of the metal middle plate, a plurality of insulating bodies integrally formed with the metal middle plate, the first terminal group and the second terminal group through a plurality of forming processes, and a metal housing sleeved outside the insulating bodies. The metal midplane generally includes a solder tail extending downwardly from the rear end forming a solder tail that is inserted into a printed circuit board for soldering to ground. The welding leg is not parallel to the conductive terminal and the metal middle plate, and when the metal middle plate is placed in injection molding, the welding leg is required to be pressed to determine whether the metal middle plate is placed in place, so that the manufacturing process is complicated, the pressing is not necessarily in place, and the product quality is affected.
Disclosure of Invention
In view of this, it is desirable to provide a front-to-back connector that is easy to manufacture.
In order to solve the technical problems, the application provides a front-back plug connector, which comprises a metal middle plate, a first terminal group, a second terminal group, an insulating body and a metal shell, wherein the first terminal group and the second terminal group are positioned on the upper side and the lower side of the metal middle plate, the insulating body is used for integrally forming the first terminal and the second terminal and the metal middle plate, the metal shell is sleeved outside the insulating body, and the insulating body comprises a base part and a butt joint tongue part formed by forward extension.
Preferably, a notch for extending the contact spring arm is formed on two lateral sides of the base of the insulating body towards the rear end.
Preferably, the metal middle plate comprises a first side plate and a second side plate which are positioned at the left side and the right side, an avoidance area is formed by cutting off an area between the first side plate and the second side plate, and the first side plate and the second side plate are connected into a whole through a first material belt positioned in the middle of the front end and a second material belt positioned at the two lateral sides after being subjected to stamping forming.
Preferably, the first side plate and the second side plate each comprise a main plate and an extension part formed by extending outwards from the rear end of the main plate, the contact spring arm is formed by extending outwards from the tail end of the extension part in an inclined manner, and the main plate is provided with a first hole, a second hole and a third hole respectively.
Preferably, the first and second terminal groups each include a ground terminal located at the outermost side and located at the upper and lower sides of the first and second side plates, a power terminal located between the two ground terminals, and a signal terminal located between the two power terminals, where the power terminal and the signal terminal are located at two sides of the cut-out region of the metal middle plate.
Preferably, each conductive terminal of the first and second terminal sets includes a contact portion exposed on both side surfaces of the mating tongue portion, a bent portion formed by extending rearward from the contact portion, and a solder tail formed by extending from the bent portion.
Preferably, the first terminal group and the metal middle plate are overlapped in the vertical direction and then are injection molded to form a first insulator which combines the first terminal group and the metal middle plate into a whole, the first insulator at least fills one hole of the first, second and third holes of the metal middle plate, and the first insulator is provided with a hole structure penetrating in the vertical direction at the contact part and the bending part of the first terminal group.
Preferably, the second insulator is formed after the second terminal group is injection molded, and the second insulator has a hole structure penetrating in the vertical direction at the contact portion and the bent portion of the second terminal group.
Preferably, the first insulator and the second insulator are overlapped and then are subjected to injection molding again to form the insulating body, and molten plastic of the insulating body flows and fills along the second and/or third holes of the metal middle plate and the hole structures at the positions of the contact parts and the bending parts of the first terminal group and the second terminal group in the vertical direction.
In order to solve the above technical problems, the present application provides a method for manufacturing a front-back plug connector, comprising:
S101, stamping and forming a metal middle plate and a first terminal group and a second terminal group, wherein the metal middle plate comprises a first side plate and a second side plate, and the area between the first side plate and the second side plate is cut off and connected into a whole through a first material belt positioned at the front end and a second material belt positioned at the other lateral side; the first side plate and the second side plate both comprise a main plate part and a contact spring arm which is formed by extending from the rear end of the main plate part obliquely outwards, and the main plate part is provided with a first hole, a second hole and a third hole; the first terminal group and the second terminal group respectively comprise a contact part, a bending part formed by extending from the rear end of the contact part and a welding leg formed by extending from the rear end of the bending part;
S102, overlapping the metal middle plate and the first terminal group in the vertical direction, and then performing one-time injection molding to form a first insulator, wherein the first insulator at least fills at least one hole of the first, second and third holes of the main plate part, a hole structure penetrating in the vertical direction is formed at the contact part and the bending part of the first terminal group of the first insulator, and the first material belt is cut off; performing one-time injection molding on the second terminal group to form a second insulator, wherein a hole structure penetrating in the vertical direction is formed in the contact part and the bending part of the second insulator;
S103, overlapping the first insulator and the second insulator in the vertical direction, and then performing injection molding again to form an insulating body, wherein molten plastic material flows and fills at least one hole of the first hole, the second hole and the third hole on the hole structure and the metal middle plate in the vertical direction; the insulation body comprises a base part and a butt tongue part formed by extending from the front end of the base part, and notches for extending the contact spring arms are formed on two lateral sides of the base part; cutting off the second material belt.
S104, sleeving the punched metal shell from one end of the butt joint tongue, and enabling the contact spring arm to contact the inner side wall of the metal shell by means of elasticity so as to be grounded.
The front-back plug connector and the manufacturing method thereof have the advantages that the rear end of the metal middle plate extends towards the transverse outer side and then extends backwards and obliquely outwards to form the contact spring arm, the inner side wall of the metal shell is contacted with the ground by means of the elastic force of the contact spring arm, and the problem that in the prior art, the tail of the metal middle plate is required to be vertically bent and extended to form a welding leg inserted into a circuit board, so that the whole process of accurate alignment is required in the injection molding process is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application.
FIG. 1 is an exploded perspective view of a front-to-back connector according to the present application;
FIG. 2 is a perspective view of a metal middle plate of the front-back connector of the present application;
FIG. 3 is a perspective view of the front-back connector of the present application after injection molding a metal middle plate and a first terminal set;
FIG. 4 is a perspective view of the other side of the front-back connector of the present application after injection molding of the metal middle plate and the first terminal set;
fig. 5 is a perspective view of the second terminal set of the front-back connector after injection molding
FIG. 6 is a perspective view of the front and back connector of the present application after injection molding the metal middle plate, the first and second terminal sets;
FIG. 7 is a perspective view of a front-to-back connector according to the present application;
FIG. 8 is a cross-sectional view of the present application taken along the line A-A shown in FIG. 7;
Fig. 9 is a cross-sectional view of the present application taken along the line B-B shown in fig. 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1 and 7, the positive and negative plug connector of the present application is a Type C USB socket, and includes a metal middle plate 10, a first terminal set 20 and a second terminal set 20,30 disposed on the upper and lower sides of the metal middle plate 10, an insulating body 40 integrally forming the first and second terminals 20,30 and the metal middle plate 10, and a metal housing 50 sleeved outside the insulating body 40.
Referring to fig. 2, the metal middle plate 10 includes a first side plate 11 and a second side plate 12 at the left and right sides. The first side plate 11 is disconnected from the second side plate 12. Each of the side plates 11,12 includes a main plate portion 13, an extension portion 14 formed to extend outward from a rear end of the main plate portion 13, and a contact spring arm 16 formed to extend rearward and obliquely outward from a distal end of the extension portion 14, a distance between the contact spring arms 16 being greater than a distance between outer sides of the main plate portion 13.
The main plate 13 is provided with a first hole 131, a second hole 132 and a third hole 133 in sequence from back to front, and the main plate 13 is provided with a clamping part 134 at the outer side of the position of the third hole 133. The rear end inner side of the main plate portion 13 is cut away to form a relief portion 15. The two side plates 11,12 are connected together by a first material belt 17 at the position of the third hole 133, meanwhile, the two side plates 11,12 are connected together by a second material belt 18 at the outer side of the position of the avoiding part 15, and the second material belt 18 is connected with the side plates 11,12 and then is converged at the front end.
With continued reference to fig. 3 to 5, the first terminal set 20 includes two ground terminals 221 located at the outermost side, two power terminals 222 located between the two ground terminals 221, and a plurality of signal segments 223 located between the two power terminals 222. The second terminal set 30 includes two ground terminals 321 located at the outermost side, two power terminals 322 located between the two ground terminals 321, and a plurality of signal segments 323 located between the two power terminals 322. Each of the conductive terminals of the first and second terminal sets 20,30 includes a contact portion 324, a bent portion 325 formed extending from a rear end of the contact portion 324, and a solder tail 326 formed extending from a rear end of the bent portion 325.
The ground terminals 221,321 of the first and second terminal groups 20,30 are respectively located at two sides of the two side plates 11,12 of the metal middle plate 10, and the cutting area between the power terminals 222,322 of the first and second terminal groups 20,30 and the signal segment 223,323 of the metal middle plate 10, that is, the metal middle plate 10 is not present between the power terminals 222,322 of the first and second terminal groups 20,30 and the signal segment 223,323, so as to prevent the power terminals 222,322 from being easy to generate short circuit with the metal middle plate 10 due to heat and the like.
The metal middle plate 10 and the first terminal group 20 are injection molded at one time to form a first insulator 21 that integrally combines the metal middle plate 10 and the first terminal group 20. The first insulator 21 fills the first hole 131 of the metal middle plate 10, and the second hole 132 and the third hole 133 of the metal middle plate 10 remain unfilled. The first insulator 21 has a vertically penetrating hole structure (not shown) at the contact portion 324 and the bent portion 325 of the first terminal group 20.
The second terminal group 30 is injection molded twice to form a second insulator 31 for holding the second terminal group 30 as one body, and the second insulator 31 has a hole structure (not numbered) penetrating in the vertical direction at the contact portion 324 and the bent portion 325 of the second terminal group 30. The hole structures formed by injection molding the first insulator 21 and the second insulator 31 correspond to each other.
With continued reference to fig. 6, the first insulator 21 and the second insulator 31 after injection molding are stacked together and then injection molded again to form the insulating body 40, and the insulating body 40 includes a base 41 and a butt tongue 42 extending forward from the base 41. The contact portions 324 of the first and second terminal sets 20,30 are exposed at the upper and lower surfaces of the mating tongue 42. The two lateral sides of the base 41 are provided with notches 43, and the contact spring arms 16 of the metal middle plate 10 extend out of the notches 43. During the injection molding process of the insulating body 40, molten plastic flows in the vertical direction along the hole structures of the first and second insulators 21 and 31, the second holes of the metal middle plate 10, and the third holes 132 and 133 are filled. The bent portions 325 of the first and second conductive terminals 20 and 30 correspond to the avoiding portions 15 of the metal middle plate 10, so that the bent portions 325 are bent and extended to arrange the solder feet 326 of the first and second terminal groups 20 and 30 in a row and avoid the metal middle plate 10 in the vertical direction to maintain a safe distance to avoid a short circuit.
With continued reference to fig. 7 to 9, the metal shell 50 is sleeved from one end of the abutting tongue 42 of the insulating body 40, and the contact spring arm 16 naturally contacts the inner side wall of the metal shell 50 by virtue of elasticity so as to be grounded. The front edges of the contact portions 324 of the first and second terminal sets 20 and 30 are bent towards opposite sides and then extend to form end portions 227,327 to deepen the depth of embedding the end portions 227,327 of the contact portions 324 into the insulating body 40, so as to avoid easy cracking of the plastic at the end portions 227,327. The metal shell 50 is welded with another metal shell 60.
Referring to fig. 1 to 9, the method for manufacturing the front-back plug connector of the present application will be described in detail:
s101, stamping and forming the metal middle plate 10 and the first and second terminal groups 20 and 30, overlapping the metal middle plate 10 and the first terminal group 20 in the vertical direction, and then performing first injection molding to form a first insulator 21 integrating the metal middle plate 10 and the first terminal group 20, wherein the first insulator 21 fills a first hole 131 of the metal middle plate 10, and after the first insulator 21 is injection molded, cutting off a first material belt 17 connecting the front ends of the two side plates 11 and 12; re-injection molding the second terminal group 30 to form a second insulator 31 integrating the second terminal group 30; the first and second insulators 21 and 31 have hole structures formed at the contact portions 324 and bent portions 325 of the first and second terminal sets 20 and 30, respectively.
S102, overlapping the first insulator 21 and the second insulator 31 in the vertical direction, and then performing injection molding to form the insulating body 40, wherein molten plastic flows along the hole structure and the second hole 132 and the third hole 133 on the metal middle plate 10 in the vertical direction and fills the preset area.
S103, cutting off a second material belt connecting the two side plates 11 and 12, sleeving the metal shell 50 from the butt tongue 42 of the insulating body 40, and enabling the contact spring arm 16 at the rear end of the metal middle plate 10 to contact the inner side wall of the metal shell 50 by virtue of elastic force so as to be grounded.
The front-back plug connector and the manufacturing method thereof of the application avoid the problem that in the prior art, the tail of the metal middle plate 10 is required to be vertically bent and extended to form a welding pin inserted into a circuit board so as to cause the whole process accurate alignment in the injection molding process by extending the rear end of the metal middle plate 10 towards the transverse outer side and then extending the rear end towards the inclined outer side to form the contact spring arm 16 and contacting the inner side wall of the metal shell 50 by the elastic force of the contact spring arm 16 so as to be grounded.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and variations of the present application will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the application are to be included in the scope of the claims of the present application.
Claims (10)
1. A method of manufacturing a front-back plug connector, comprising:
S101, stamping and forming a metal middle plate and a first terminal group and a second terminal group, wherein the metal middle plate comprises a first side plate and a second side plate, and the area between the first side plate and the second side plate is cut off and connected into a whole through a first material belt positioned at the front end and a second material belt positioned at two lateral outer sides; the first side plate and the second side plate both comprise a main plate part and a contact spring arm which is formed by extending from the rear end of the main plate part obliquely outwards, and the main plate part is provided with a first hole, a second hole and a third hole; the first terminal group and the second terminal group respectively comprise a contact part, a bending part formed by extending from the rear end of the contact part and a welding leg formed by extending from the rear end of the bending part;
S102, overlapping the metal middle plate and the first terminal group in the vertical direction, and then performing one-time injection molding to form a first insulator, wherein the first insulator at least fills one hole of the first, second and third holes of the main plate part, a hole structure penetrating in the vertical direction is formed at the contact part and the bending part of the first terminal group of the first insulator, and the first material belt is cut off; performing one-time injection molding on the second terminal group to form a second insulator, wherein a hole structure penetrating in the vertical direction is formed in the contact part and the bending part of the second insulator;
S103, overlapping the first insulator and the second insulator in the vertical direction, and then performing injection molding again to form an insulating body, wherein molten plastic material flows and fills at least one hole of the first hole, the second hole and the third hole on the hole structure and the metal middle plate in the vertical direction; the insulation body comprises a base part and a butt tongue part formed by extending from the front end of the base part, and notches for extending the contact spring arms are formed on two lateral sides of the base part; cutting off the second material belt;
s104, sleeving the punched metal shell from one end of the butt joint tongue, and enabling the contact spring arm to contact the inner side wall of the metal shell by means of elasticity so as to be grounded.
2. The method of manufacturing a front-back connector according to claim 1, wherein the front-back connector comprises a metal middle plate, a first terminal group and a second terminal group which are positioned on the upper side and the lower side of the metal middle plate, an insulating body which is formed by integrating the first terminal and the second terminal with the metal middle plate, and a metal shell sleeved outside the insulating body, the insulating body comprises a base part and a butt joint tongue part formed by extending forwards, and the metal middle plate comprises a first side plate and a second side plate which are positioned on the left side and the right side; the first side plate and the second side plate both comprise a main plate part and a contact spring arm which is formed by extending backwards and obliquely outwards from the rear end of the main plate part, the contact spring arm extends out of the transverse outer side of the base part, and after the metal shell is sleeved in from the butt joint tongue part, the contact spring arm contacts with the inner side wall of the metal shell by virtue of elasticity so as to be grounded;
The first terminal group and the second terminal group respectively comprise grounding terminals which are positioned at the outermost side and are respectively positioned at the upper side and the lower side of the first side plate and the second side plate.
3. The method of manufacturing a front-back connector according to claim 2, wherein the insulator base is formed with notches toward the rear end on both lateral sides thereof for extending the contact spring arms.
4. The method of manufacturing a front-back connector according to claim 3, wherein the area between the first side plate and the second side plate is cut to form an avoidance area, and the first side plate and the second side plate are connected into a whole through a first material belt positioned in the middle of the front end and a second material belt positioned at two lateral outer sides after being punched and molded.
5. The method of manufacturing a front-back connector according to claim 4, wherein the first side plate and the second side plate each include an extension portion extending outward from a rear end of the main plate portion, the contact spring arm extends obliquely outward from a distal end of the extension portion, and the main plate portion is provided with first, second, and third holes, respectively.
6. The method of manufacturing a front-back connector according to claim 3, wherein the first and second terminal sets each include a power terminal located between two ground terminals and a signal terminal located between two power terminals, the power terminal and the signal terminal being located on both sides of the cut-out region of the metal middle plate.
7. The method of manufacturing a front-back connector according to claim 6, wherein each of the conductive terminals of the first and second terminal groups includes a contact portion exposed on both side surfaces of the mating tongue portion, a bent portion formed by extending rearward from the contact portion, and a solder tail formed by extending from the bent portion.
8. The method of manufacturing a front-back connector according to claim 7, wherein the first terminal group and the metal intermediate plate are stacked in a vertical direction and then injection molded to form a first insulator integrally joining the first terminal group and the metal intermediate plate, wherein the first insulator fills at least one of the first, second, and third holes of the metal intermediate plate, and wherein the first insulator has a hole structure penetrating in the vertical direction at a contact portion and a bent portion of the first terminal group.
9. The method of manufacturing a positive and negative plug connector according to claim 8, wherein the second terminal group is injection molded to form a second insulator, and the second insulator has a vertically penetrating hole structure formed at a contact portion and a bent portion of the second terminal group.
10. The method of manufacturing a front-back connector according to claim 9, wherein the first insulator and the second insulator are stacked and then injection molded again to form the insulating body, and the molten plastic of the insulating body flows and fills in a vertical direction along the second and/or third holes of the metal middle plate and the hole structures at the contact portions and bent portions of the first and second terminal groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710461424.1A CN107240821B (en) | 2017-06-16 | 2017-06-16 | Forward and reverse plug connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710461424.1A CN107240821B (en) | 2017-06-16 | 2017-06-16 | Forward and reverse plug connector and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107240821A CN107240821A (en) | 2017-10-10 |
| CN107240821B true CN107240821B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710461424.1A Active CN107240821B (en) | 2017-06-16 | 2017-06-16 | Forward and reverse plug connector and manufacturing method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN107240821B (en) |
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| CN110137727B (en) * | 2018-02-09 | 2023-03-28 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method thereof |
| CN109088215B (en) * | 2018-08-03 | 2020-05-19 | 深圳市长盈精密技术股份有限公司 | Waterproof positive reverse plug USB socket |
| CN109088195B (en) * | 2018-08-03 | 2023-09-15 | 昆山杰顺通精密组件有限公司 | Two-in-one USB connector |
| CN109066263B (en) * | 2018-08-13 | 2020-04-10 | 昆山杰顺通精密组件有限公司 | Manufacturing method of positive and negative plug USB socket |
| CN110534964A (en) * | 2019-08-13 | 2019-12-03 | 深圳市长盈精密技术股份有限公司 | Wear-resisting type socket connector and its manufacturing method |
| CN110739561B (en) * | 2019-09-18 | 2022-01-25 | 深圳市长盈精密技术股份有限公司 | USB socket and manufacturing method thereof |
| CN112825395A (en) * | 2019-11-20 | 2021-05-21 | 深圳市长盈精密技术股份有限公司 | Positive reverse plug USB socket |
| CN112825398B (en) * | 2019-11-20 | 2022-11-25 | 维沃移动通信有限公司 | Positive reverse plug USB socket |
| CN114914736A (en) * | 2021-02-06 | 2022-08-16 | 富誉电子科技（淮安）有限公司 | Electric connector and manufacturing method thereof |
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