CN105048150A - Waterproof two side-pluggable USB connector and manufacturing method thereof - Google Patents
Waterproof two side-pluggable USB connector and manufacturing method thereof Download PDFInfo
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- CN105048150A CN105048150A CN201510382072.1A CN201510382072A CN105048150A CN 105048150 A CN105048150 A CN 105048150A CN 201510382072 A CN201510382072 A CN 201510382072A CN 105048150 A CN105048150 A CN 105048150A
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Abstract
The invention discloses a waterproof two side-pluggable USB connector, which comprises a metal isolation middle plate, a first terminal group, a second terminal group, and a metal inner shell, wherein the first terminal group and the second terminal group are arranged at two sides of the metal isolation middle plate respectively; each of the first terminal group and the second terminal group comprises a touch part and a welding pin integrated with the contact part respectively; a first insulation body is integrated and formed on the first terminal group to form a first combination body; a second insulation body is integrated and formed on the second terminal group to form a second combination body; the metal isolation middle plate, the first combination body or the second combination body, and a third insulation body are integrated to form a third combination body; the third combination body, he first combination body or the second combination body and an insulated outer shell are integrated to form a fourth combination body; and the metal inner shell sleeves the fourth combination body and a waterproof adhesive is coated. The problem that the existing in-mold injection molding technology can not integrate complicated components as a whole and waterproof performance is poor can be effectively solved.
Description
Technical field
The application relates to electric connector field, the positive anti-plug USB connector of espespecially a kind of waterproof and manufacture method thereof.
Background technology
USB (USB) is present in daily life widely, and the transmission of electronic device data adopts this general standard mostly; The appearance of USB3.0 standard drastically increases the transmission speed of data, and in the USB interface design of standard A Type type, USB3.0 can ideally realize change in design and not affect downward compatibility and constructional appearance.But mobile terminal application MicroUSB field then cannot practical function upgrading while, guarantee constructional appearance is constant, MicroUSB3.0 standard finally makes surface structure complicated, namely mode is side by side adopted to add an interface to hold the function leg increased, but occupy larger space, be limited to the development trend of smart mobile phone ultrathin, the application of MicroUSB3.0 on mobile phone is greatly limited, be badly in need of a kind of brand-new high speed serialization versabus and solve this problem.
In the case, USB association is proposed brand-new USB3.1TypeC type interface connector, taken into account size and performance simultaneously, adapted to the application on intelligent terminal, but it can not be backward compatible.Be limited to product structure complexity, to there is in metal isolation plate simultaneously and lay respectively at first, second terminal group of plate both sides in the isolation of described metal, in current manufacturing process, the thimble of mould cannot in mould the relative position of the above-mentioned three of stationary positioned simultaneously, also namely cannot be molded as one structure by single injection-molded by above-mentioned three.The People's Republic of China's No. 201410395693.9 patent application discloses a kind of USB3.1TypeC type connector, it adopts upper and lower plastic body to divide the manufacturing process of body formed last assembling to solve a manufacture difficult problem for small size complex structural member, but also there is some problems in it in the Structural Integrity of connector entirety, upper and lower two groups of conducting terminal modules need to carry out fixing by metalwork and are integrated, above by product existing defects in water resistance that assembling mode fixing is integrated.
Summary of the invention
The object of the application is that providing a kind of supports the positive anti-plug USB connector of waterproof and manufacture method thereof, and described USB connector Structural Integrity is better, structure is more firm, and water resistance is better.
For this reason, this application provides the positive anti-plug USB connector of a kind of waterproof, comprise plate in metal isolation, the first end subgroup of plate both sides in the described metal that is placed in isolation, second terminal group, metal fastenings, and inner metal shell, described first, second terminal group comprises contact site respectively, and with the leg of described contact site one, one-body molded in described first end subgroup have the first insulator and form the first assembly, one-body molded in described second terminal group have the second insulator and form the second assembly, plate and the described first or second assembly is one-body molded has the 3rd insulator and form the 3rd assembly in the isolation of described metal, described 3rd assembly and the described second or first assembly is one-body molded has insulation crust and form the 4th assembly, described 4th assembly includes the docking section of docking with butt connector, from the holding parts that rear end, described docking section extends to form, be formed at the afterbody of described holding parts rear end, and the stage portion be formed between described holding parts and afterbody, described insulation crust is by described first, second terminal group and metal isolate in plate is shaped in, described insulation crust will be positioned at first of front end, described docking section, the contact site of the second terminal group, and between described contact site metal isolation in plate fixing be integrated, described inner metal shell is sheathed in the stage portion of described 4th assembly, gap between described inner metal shell and described stage portion is formed with by the operation of some glue the marine glue sealing described gap.
For this reason, present invention also provides a kind of waterproof positive anti-plug USB connector manufacture method, comprise the steps:
Step one, first end subgroup is provided, described first end subgroup comprises contact site, with the leg of described contact site one, and be connected to the material strip of rear and front end of described first end subgroup, described first end subgroup is carried out injection mo(u)lding and forms the first insulator, described first insulator also plate side is provided with the lateral channel and longitudinal channels that are communicated with longitudinal direction in transverse direction in described first end subgroup in described metal isolation, after injection mo(u)lding, the material strip that the front end of excising described first end subgroup connects, described first end subgroup and described first insulator form the first assembly,
Second terminal group is provided, described second terminal group comprises contact site, with the leg of described contact site one, and be connected to the material strip of rear and front end of described first end subgroup, described second terminal group is carried out injection mo(u)lding and form the second insulator be immobilizated in described second terminal group, described second insulator plate side is provided with the lateral channel and longitudinal channels that are communicated with longitudinal direction in transverse direction at the contact site of described second terminal group in described metal isolation, after injection mo(u)lding, excise the material strip that described second terminal group front end connects, described second terminal group and described second insulator form the second assembly,
Step 2, provide metal isolate in plate, in described metal isolation, the front end of plate is connected with material strip, plate in described metal isolation is placed in described first assembly side, the material strip that described first end subgroup rear end connects isolate with described metal in the material strip that connects of front edge of board lay respectively at the contrary position of fore-and-aft direction, in described first assembly and described metal being isolated, plate carries out injection mo(u)lding operation, the gap filling of fluid plastic material between described first end subgroup enter described metal isolation between plate and described first assembly preposition solidify; After injection mo(u)lding, excise described first end subgroup rear end connect material strip, described first assembly and described metal isolate in plate form the 3rd assembly;
Step 3: the second assembly is attached at plate side in the metal isolation of described 3rd assembly, now in described metal isolation, the material strip of plate lays respectively at the contrary position of fore-and-aft direction with the material strip that described second terminal group rear end connects, in described metal isolation, plate both lateral sides is inwardly provided with depressed part, described depressed part forms vertical plastic cement runner, described first, lateral channel and the longitudinal channels of the second insulator plate side in described metal isolation form longitudinal plastic cement runner, when described insulation crust is shaping, fluid plastic cement enters described longitudinal plastic cement runner at above-below direction along described vertical plastic cement flow passage, described fluid plastic cement is packed into first of described docking section by described longitudinal plastic cement runner subsequently, solidify between two contact sites of the second terminal group, by described second, 3rd assembly carries out injection mo(u)lding operation, in fluid plastic cement flows to and described second assembly and the 3rd assembly to be coated on via plastic cement flow passage to predetermined position, after injection mo(u)lding, excise the material strip that in the metal isolation of described 4th assembly, front edge of board connects, described second, 3rd assembly forms the 4th assembly, described 4th assembly includes docking section, be formed at the holding parts of rear end, described docking section, and be formed at the afterbody of described holding parts rear end, stage portion is formed between described afterbody and described holding parts,
Step 4: metal fastenings is provided, described metal fastenings is inserted in described holding parts from described 4th assembly front end, be non-occluded configuration before described metal fastenings is inserted in, the mode that described metal fastenings is inserted in rear employing spot welding makes described metal fastenings become closing structure;
Inner metal shell is provided, described inner metal shell is inserted in described stage portion from described 4th assembly front end, and carry out a glue operation in the outer rim of the junction of described stage portion and described inner metal shell, form the marine glue in the gap between the described inner metal shell of sealing and described stage portion.
Compared to prior art, the application's waterproof positive anti-plug USB connector and manufacture method thereof are first by described first end subgroup, second terminal group respectively injection mo(u)lding is first, second assembly, the one-body molded formation of plate the 3rd assembly in again the first or second assembly and described metal being isolated, the most described second, the one-body molded formation of 3rd assembly is by the 4th assembly of insulation crust integral coating, avoid existing in-mould injection moulding process cannot once by described first end subgroup, second terminal group, and the defect that in metal isolation, sheet metal forming is integrated, product be molded as one the sealing improving product itself.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of the positive anti-plug USB connector of the application's waterproof;
Fig. 2 is the three-dimensional exploded view of the positive anti-plug USB connector of the application's waterproof;
Fig. 3 is the partial exploded view after the positive anti-plug USB connector of the application's waterproof removes metal shell;
Fig. 4 is the three-dimensional exploded view after the positive anti-plug USB connector of the application's waterproof removes metal shell;
Fig. 5 is another angle three-dimensional exploded view after the positive anti-plug USB connector of the application's waterproof removes metal shell;
Fig. 6 is the cutaway view along the dotted line of A-A shown in Fig. 1;
Fig. 7 is the first assembly formed after the application's waterproof positive anti-plug USB connector first end subgroup carries out injection mo(u)lding;
Fig. 8 is the second assembly formed after the application's waterproof positive anti-plug USB connector second terminal group carries out injection mo(u)lding;
Fig. 9 is that in the isolation of the application's waterproof positive anti-plug USB connector, plate and described first assembly carry out the relative position relation figure before injection mo(u)lding;
Figure 10 is that in the isolation of the application's waterproof positive anti-plug USB connector, plate and described first assembly carry out another relative position relation figure before injection mo(u)lding;
Figure 11 is the stereogram of the 3rd assembly that in the isolation of the application's waterproof positive anti-plug USB connector, plate and described first assembly injection mo(u)lding are formed;
Figure 12 is another angle stereogram of the 3rd assembly that in the isolation of the application's waterproof positive anti-plug USB connector, plate and described first assembly injection mo(u)lding are formed;
Figure 13 is that the second assembly of the positive anti-plug USB connector of the application's waterproof and the 3rd assembly carry out relative position relation figure before injection mo(u)lding again;
Figure 14 is the stereogram of the 4th assembly formed after the second assembly of the positive anti-plug USB connector of the application's waterproof and the 3rd assembly carry out injection mo(u)lding;
Figure 15 is the stereogram of the upper sheathed fixing metalwork of the 4th assembly of the application's waterproof positive anti-plug USB connector;
Figure 16 is the stereogram after the upper sheathed inner metal shell of the 4th assembly of the application's waterproof positive anti-plug USB connector;
Figure 17 be the 4th assembly of the positive anti-plug USB connector of the application's waterproof inner metal shell on water proof ring is installed, and carry out the stereogram after a glue;
Figure 18 be the positive anti-plug USB connector of the application's waterproof inner metal shell on stereogram after spot welding metal shell.
Embodiment
The positive anti-plug USB connector of the application's waterproof is USB3.1TypeC type socket connector, USB3.1TypeC is that the one formulated by USB-IF association is intended to reduce product size to meet handheld mobile device demand, and can the new interface of simultaneously significantly promoting transmission rate.
Refer to shown in Fig. 1 to Fig. 6, the positive anti-plug USB connector of the application's waterproof comprises first end subgroup 40, first insulator 50 integrated with described first end subgroup 40, second terminal group 20, the second insulator 30 formed with described second terminal group 20 one city, plate 60 in metal isolation, plate 60 in described metal isolation is shaped in the 3rd insulator 70 on described first end subgroup 40 and the second insulator 50, by described first end subgroup 40, first insulator 50, second terminal group 20, second insulator 30, plate 60 in metal isolation, 3rd insulator 70 one-body molded coated be overall insulation crust 80, and the inner metal shell 12 be installed on outside described insulation crust 80, metal shell 11, water proof ring 14, metal fastenings 13, glue 15.
Described first end subgroup 40 and described second terminal group 20 be shaped in respectively described metal isolate in the both sides up and down of plate 60, make plate 60 in the isolation of described metal shield the signal disturbing between described first end subgroup 40 and the second terminal group 20.
Refer to shown in Fig. 4, Fig. 5, Fig. 7, described first end subgroup 40 comprises contact site 41 and the leg 42 with described contact site 41 one, and described contact site 41 includes contact surface (non-label) and the bottom surface relative with described contact surface.Described first insulator 50 is shaped in described first end subgroup 40 near described contact site 41 side, and described first insulator 50 becomes to have some lateral channel 52 and to cross the longitudinal channels 53 be communicated with described lateral channel 52 being formed with the breach 51 of some up/down perforations, described first insulator 50 near described leg 42 side in the side, bottom surface of described contact site 41.
Refer to shown in Fig. 4, Fig. 5, Fig. 8, described second terminal group 20 comprises contact site 21 and the leg 22 with described contact site 21 one, described contact site 21 includes contact surface (non-label) and the bottom surface relative with described contact surface, metal described in the underrun of the bottom surface of the contact site 41 of described first end subgroup 40 and the contact site 21 of described second terminal group 20 isolate in plate 60 be oppositely arranged.Described second insulator 30 is shaped in described second terminal group 20 near described contact site 21 side, and described second insulator 50 becomes to have some lateral channel 31 and to cross the longitudinal channels 32 be communicated with described lateral channel 31 in the side, bottom surface of described contact site 21.Described second insulator 30 is also provided with some location notchs 33.
Refer to shown in Fig. 4-6, in the isolation of described metal plate 60 comprise main part 61, the leg 62 extended to form from described main part 61 afterbody, the through-Penetration portion 63 being formed at described main part 61 afterbody, be formed at the some pore structures 64 on described main part 61 and be formed at described main part 61 both lateral sides recess 65, be formed at both sides, described main part 61 front end contact part 66, be formed at the pore structure 67 inside described contact part 66 and be formed at the inner fovea part 69 of described main part front end.
Refer to shown in Fig. 4-12, in the isolation of described metal, plate 60 is attached at below the first assembly A that described first end subgroup 40 and the first insulator 50 form, described metal isolate in plate 60 main part 61 on pore structure 64 corresponding to through breach 51 position of described first insulator 50.When injection mo(u)lding, the through breach 51 of the gap of plastic cement fluid above described first assembly A between first end subgroup 40, the first plastic body 50 to infiltrate through the isolation of described metal between plate 60 and described first assembly A downwards.The through-Penetration portion 63 that part plastic cement fluid then can continue to pass through pore structure 64 on the main part 61 of plate 60 in the isolation of described metal and described main part 61 afterbody enters the opposite side of plate 60 in the isolation of described metal with plate 60 and described first assembly A in metal isolation described in fixing.Described 3rd insulator 70 of the shaping rear formation of described plastic cement fluid, after the through-Penetration portion 63 of the pore structure 64 of described plastic cement fluid on the main part 61 passing through plate 60 in the isolation of described metal, main part 61 rear end, in described metal isolation, the opposite side of plate 60 forms protuberance 73, and the size of described protuberance 73 is greater than pore structure 64 and the through-Penetration portion 63 of plate 60 in the isolation of described metal.Described 3rd insulator 70 also comprises the extension 72 being formed at matrix part 71 on the upside of described first assembly A, being integrally formed through breach 51 place being contained in described first insulator 50 with described matrix part 71, and described protuberance 73 is formed after described extension 72 passes through described pore structure 64.
Refer to Fig. 3-5, shown in Figure 11-15, by described second terminal group 20, the second assembly B and described by the first assembly A that second insulator 30 is formed, plate 60 in described metal isolation, 3rd insulator 70 forms the 3rd assembly C jointly before injection mo(u)lding, combine (as Fig. 3, 11, shown in 12), now, first insulator 50 of described first assembly A, second insulator 30 of the 3rd assembly C is formed at the lateral channel 52 of plate 60 side in described metal isolation respectively, 31, and longitudinal channels 53, 32 formations lead to described first end subgroup 40, second terminal group 20 front end contact site 41, longitudinal plastic cement runner of 21, in described metal isolation, the recess 65 of plate 60 both lateral sides forms the vertical plastic cement runner of above-below direction, described plastic cement fluid can flow and flow in described longitudinal plastic cement runner in both lateral sides by the recess 65 of plate 60 both sides in described metal isolation on described vertical plastic cement runner above-below direction, thus make described first end subgroup 40, the contact site 41 of the second terminal group 20, 21 sides can one-body molded plastic body.Formed after described second assembly B and the 3rd assembly C integrated injection molding and be coated on described second, third assembly B, the insulation crust 80 outside C, the 4th assembly D that described second assembly B, the 3rd assembly C are integrally formed after integrated injection molding.Shaping by described plastic cement fluid perfusion in the pore structure 67 at contact part 66 place of plate 60 and the inner fovea part 69 of front end in the isolation of described metal, be conducive to the assembly of plate 60 both sides in metal isolation described in stable bond.Described insulation crust 80 is coated on described first, second, third assembly A from outside integral molded plastic, outside B, C, makes connector construction more firm, meanwhile, makes product waterproof property more outstanding.And the contact site 41,21 that described first end subgroup 40, second terminal group 20 is positioned at position, docking section 81 is integrally formed in described insulation crust 80 jointly, increase the globality of described docking section 81, described contact site 41,21 more not easily produces the problem got loose.
Described 4th assembly D comprises the docking section 81 of docking with butt connector, the holding parts 82 being formed at rear end, described docking section 81 and is formed at the afterbody 83 of described holding parts 82 rear end.Described afterbody 83 external diameter is greater than the external diameter of described holding parts 82, and forms stage portion 85 between described afterbody 83 and described holding parts 82, and described stage portion 85 rear end is provided with the some glue operation of some peristomes 84 for marine glue 15.
Refer to shown in Figure 16-18, described 4th assembly D inserts from front end and installs inner metal shell 12, and carry out a glue operation at described inner metal shell 12 with the junction, rear end of described stage portion 85 and form marine glue 15, the peristome 84 of described stage portion 85 rear end so that point gum machine carries out operation, can also be convenient to the flowing of described glue.Described metal shell 11 to insert forward from the rear end of described 4th assembly D described inner metal shell 12 and adopts the mode of spot welding to be welded on described inner metal shell 12, forms spot-welding part 110 thus on described metal shell 11 with inner metal shell.And at the sheathed water proof ring 14 of the leading section of described inner metal shell 12.
Emphasis is consulted shown in Fig. 7 to Figure 18, and is aided with reference to shown in figure 3-5, will introduce the manufacture method of the positive anti-plug USB connector of the application's waterproof below:
Step one, provide first end subgroup 40, described first end subgroup 40 is for ease of keeping the consistency of conducting terminal, and the rear and front end of described first end subgroup 40 is connected to material strip 44,43; Described first end subgroup 40 is carried out injection mo(u)lding and form the first insulator 50 being immobilizated in contiguous described contact site 41 one end of described first end subgroup 40, described first insulator 50 is formed with the breach 51 of some up/down perforations in rear end, described first insulator 50 forms some lateral channel 52 and to cross the longitudinal channels 53 be communicated with described lateral channel 52 in the bottom surface that described contact site 41 is relative with contact surface.After injection mo(u)lding, excise the material strip 44 of described first end subgroup 40 front end.Described first end subgroup 40 forms the first assembly A with described first insulator 50;
There is provided the second terminal group 20, described second terminal group 20 is for ease of keeping the consistency of conducting terminal, and the rear and front end of described second terminal group 20 is connected to material strip 24,23; Described second terminal group 20 is carried out injection mo(u)lding and form the second insulator 30 be immobilizated in described second terminal group 20, described second insulator 30 is formed with some location notchs 33, and described second insulator 30 forms some lateral channel 31 and to cross the longitudinal channels 32 be communicated with described lateral channel 31 in the bottom surface that described contact site 21 is relative with contact surface.After injection mo(u)lding, excise the material strip 24 of described second terminal group 20 front end; Described second terminal group 20 forms the second assembly B with described second insulator 30;
Step 2, provide the first assembly A and metal isolation in plate 60, in described metal isolation, plate 60 front end is connected with material strip 68, in described metal isolation, breach 51 position of corresponding described first insulator 50 of plate 60 is provided with some pore structures 64, in described metal isolation, the rear end of plate 60 is provided with through-Penetration portion 63, and in described metal isolation, the both lateral sides of plate 60 caves inward and forms depressed part 65.Plate 60 in described metal isolation is placed in described first assembly A and is provided with lateral channel 52 and longitudinal channels 53 side, carry out injection mo(u)lding operation, the gap filling of fluid plastic material between described first end subgroup 40 enters preposition between plate 60 and described first assembly A in the isolation of described metal, and described fluid plastic cement continues through the pore structure 64 on the main part 61 of plate 60 in the isolation of described metal, the through-Penetration portion 63 of rear end is packed into the opposite side of plate 60 in the isolation of described metal, and in the isolation of described metal the opposite side of plate 60 formed extend protuberance 73 isolate with the first assembly A and metal described in fixing in plate 60.After injection mo(u)lding, described first assembly A and metal isolate in plate 60 be combined into the 3rd assembly C by the 3rd insulator 70 fixing of injection mo(u)lding.After injection mo(u)lding, the material strip 43 of excision first end subgroup 40 rear end; In concrete enforcement, described 3rd assembly C also can be the one-body molded rear formation of plate 60 during the second assembly B and described metal are isolated;
Step 3: the second assembly B, the 3rd assembly C are provided, second assembly B is attached in the metal isolation of described 3rd assembly C that plate 60 is relative to the opposite side of the first assembly A, now in described metal isolation, the material strip 68 of plate 60 front end and the material strip 23 of the second terminal group 20 rear end can form the supporting material band structure by the 3rd assembly C and the second assembly B described in automatic equipment stable support.The material strip 23 of described second terminal group 20 rear end is formed with some accommodation sections 231 to hold the leg 42 of described first end subgroup 40 in leg 42 position of described first end subgroup 40, make first, second terminal group 40 described, the leg 42,22 of 20 is all on same solder side.3rd insulator 70 protuberance 73 be arranged on the downside of described metal isolation plate 60 of described 3rd assembly C is positioned the location notch 33 of second insulator 30 of described second assembly B.By described second, 3rd assembly B, C carries out injection mo(u)lding operation, fluid plastic cement is via described second, 3rd assembly B, the vertical plastic cement runner that in the metal isolation of C, the depressed part 65 of plate 60 both lateral sides is formed enters described by described first, second insulator 50, 30 lateral channel 52 in plate 60 side in the isolation of described metal, 31 with longitudinal channels 53, the 32 longitudinal plastic cement runners formed, subsequently, described fluid plastic cement fills first of plate 60 both sides in the metal isolation of full position, described docking section 81, second terminal group 40, the contact site 41 of 20, inside 21, simultaneously, in the isolation of described metal plate 60 contact part 66 on pore structure 67 fill full plastic cement and to be conducive to described in above-below direction fixing first, second terminal group 40, 20, after injection mo(u)lding, formed described second, third assembly B, the insulation crust 80 that C fixing is integrated also generates the 4th new assembly D, meanwhile, excises the material strip 68 of plate 60 front end in the isolation of described metal,
Step 4: the 4th assembly D, metal fastenings 13 and inner metal shell 12 are provided, by described metal fastenings 13 from described 4th assembly D front end sheathed enter described holding parts 82, described metal fastenings 13 adopts hatch frame, is combined into closing structure in the mode of being inserted in employing spot welding after on described holding parts 82.Subsequently, described inner metal shell 12 is inserted in the stage portion 85 of described insulation crust 80 from the front end of described 4th assembly D, and carry out a glue operation at described inner metal shell 12 with the junction outer rim of described stage portion 85, make glue 15 cover the gap be sealed between described inner metal shell 12 and described stage portion 85.The peristome 84 of described stage portion 85 rear end leaves sufficient space so that described some glue operation is carried out smoothly; After some glue completes, excise the material strip 23 of described second terminal group 20 afterbody.
Step 5, provide metal shell 11, described metal shell 11 is inserted in above described inner metal shell 12 from rear end, and by the mode of spot welding, described metal shell 11 is fixed on described inner metal shell 12.
The application's waterproof positive anti-plug USB connector is first by described first end subgroup 40, second terminal group 20 respectively injection mo(u)lding is first, second assembly A, B, the one-body molded formation of plate 60 the 3rd assembly C in again the first or second assembly and described metal being isolated, the most described second, 3rd assembly B, the one-body molded formation of C is by the 4th assembly D of insulation crust 80 integral coating, avoid existing in-mould injection moulding process cannot once by described first end subgroup 40, second terminal group 20, and the defect that in metal isolation, plate 60 is molded as one, simultaneously, the first terminal group 40 the most at last, second terminal group 20, and plate 60 is molded as one structure in metal isolation, coordinate the setting of marine glue, greatly improve the water resistance of product.
Claims (10)
1. the positive anti-plug USB connector of waterproof, it is characterized in that, comprise plate in metal isolation, the first end subgroup of plate both sides in the described metal that is placed in isolation, second terminal group, metal fastenings, and inner metal shell, described first, second terminal group comprises contact site respectively, and with the leg of described contact site one, one-body molded in described first end subgroup have the first insulator and form the first assembly, one-body molded in described second terminal group have the second insulator and form the second assembly, plate and the described first or second assembly is one-body molded has the 3rd insulator and form the 3rd assembly in the isolation of described metal, described 3rd assembly and the described second or first assembly is one-body molded has insulation crust and form the 4th assembly, described 4th assembly includes the docking section of docking with butt connector, from the holding parts that rear end, described docking section extends to form, be formed at the afterbody of described holding parts rear end, and the stage portion be formed between described holding parts and afterbody, described insulation crust is by described first, second terminal group and metal isolate in plate is shaped in, described insulation crust will be positioned at first of front end, described docking section, the contact site of the second terminal group, and between described contact site metal isolation in plate fixing be integrated, described inner metal shell is sheathed in the stage portion of described 4th assembly, gap between described inner metal shell and described stage portion is formed with by the operation of some glue the marine glue sealing described gap.
2. the positive anti-plug USB connector of waterproof as claimed in claim 1, it is characterized in that, described first insulator takes shape in described first end subgroup near described contact site one end, described first insulator is formed with the breach of up/down perforation, described first insulator also plate side is provided with the lateral channel and longitudinal channels that are communicated with longitudinal direction in transverse direction in described first end subgroup in described metal isolation, described second insulator is provided with some location notchs, described second insulator plate side is provided with the lateral channel and longitudinal channels that are communicated with longitudinal direction in transverse direction at the contact site of described second terminal group in described metal isolation.
3. the positive anti-plug USB connector of waterproof as claimed in claim 2, it is characterized in that, in described metal isolation, plate both lateral sides is inwardly provided with depressed part, when described insulation crust is shaping, fluid plastic cement above-below direction along described depressed part flows outside and the lateral channel entering first, second insulator described plate side in described metal isolation with in longitudinal channels, between two contact sites of first, second terminal group described in described fluid plastic cement is packed into by described lateral channel and longitudinal channels.
4. the positive anti-plug USB connector of waterproof as claimed in claim 3, it is characterized in that, in described metal isolation, the front-end edge of plate is provided with inner fovea part, in described metal isolation, the front end both lateral sides of plate is provided with contact part, described contact part is provided with pore structure, the both sides up and down that described fluid plastic cement passes through described pore structure, inner fovea part is communicated with plate in the isolation of described metal, during metal is isolated, the contact site fixing of first, second terminal group of plate both sides is integrated.
5. the positive anti-plug USB connector of waterproof as claimed in claim 1 or 2, it is characterized in that, in described metal isolation, plate comprises main part, and be formed at the through-Penetration portion of described pore structure afterbody, gap position place on corresponding described first insulator of described main part is provided with some pore structures, described first assembly and described metal isolate in plate injection moulding when being the 3rd assembly, fluid plastic cement to enter in the isolation of described metal between plate and described first end subgroup along the gap of the first end subgroup of described first assembly, segment fluid flow plastic cement by the through-Penetration portion of the pore structure on the main part of plate in the isolation of described metal and afterbody enter described metal isolate in plate opposite side and solidify to form protuberance.
6. the positive anti-plug USB connector of waterproof as claimed in claim 1, it is characterized in that, the external diameter of described stage portion is greater than the external diameter of described holding parts, and described stage portion rear end is provided with peristome, and described marine glue is coated in the gap between described inner metal shell and stage portion by described peristome.
7. the manufacture method of the positive anti-plug USB connector of waterproof as claimed in claim 1, is characterized in that, comprise the steps:
Step one, first end subgroup is provided, described first end subgroup comprises contact site, with the leg of described contact site one, and be connected to the material strip of rear and front end of described first end subgroup, described first end subgroup is carried out injection mo(u)lding and forms the first insulator, described first insulator also plate side is provided with the lateral channel and longitudinal channels that are communicated with longitudinal direction in transverse direction in described first end subgroup in described metal isolation, after injection mo(u)lding, the material strip that the front end of excising described first end subgroup connects, described first end subgroup and described first insulator form the first assembly,
Second terminal group is provided, described second terminal group comprises contact site, with the leg of described contact site one, and be connected to the material strip of rear and front end of described first end subgroup, described second terminal group is carried out injection mo(u)lding and form the second insulator be immobilizated in described second terminal group, described second insulator plate side is provided with the lateral channel and longitudinal channels that are communicated with longitudinal direction in transverse direction at the contact site of described second terminal group in described metal isolation, after injection mo(u)lding, excise the material strip that described second terminal group front end connects, described second terminal group and described second insulator form the second assembly,
Step 2, provide metal isolate in plate, in described metal isolation, the front end of plate is connected with material strip, plate in described metal isolation is placed in described first assembly side, the material strip that described first end subgroup rear end connects isolate with described metal in the material strip that connects of front edge of board lay respectively at the contrary position of fore-and-aft direction, in described first assembly and described metal being isolated, plate carries out injection mo(u)lding operation, the gap filling of fluid plastic material between described first end subgroup enter described metal isolation between plate and described first assembly preposition solidify; After injection mo(u)lding, excise described first end subgroup rear end connect material strip, described first assembly and described metal isolate in plate form the 3rd assembly;
Step 3: the second assembly is attached at plate side in the metal isolation of described 3rd assembly, now in described metal isolation, the material strip of plate lays respectively at the contrary position of fore-and-aft direction with the material strip that described second terminal group rear end connects, in described metal isolation, plate both lateral sides is inwardly provided with depressed part, described depressed part forms vertical plastic cement runner, described first, lateral channel and the longitudinal channels of the second insulator plate side in described metal isolation form longitudinal plastic cement runner, when described insulation crust is shaping, fluid plastic cement enters described longitudinal plastic cement runner at above-below direction along described vertical plastic cement flow passage, described fluid plastic cement is packed into first of described docking section by described longitudinal plastic cement runner subsequently, solidify between two contact sites of the second terminal group, by described second, 3rd assembly carries out injection mo(u)lding operation, in fluid plastic cement flows to and described second assembly and the 3rd assembly to be coated on via plastic cement flow passage to predetermined position, after injection mo(u)lding, excise the material strip that in the metal isolation of described 4th assembly, front edge of board connects, described second, 3rd assembly forms the 4th assembly, described 4th assembly includes docking section, be formed at the holding parts of rear end, described docking section, and be formed at the afterbody of described holding parts rear end, stage portion is formed between described afterbody and described holding parts,
Step 4: metal fastenings is provided, described metal fastenings is inserted in described holding parts from described 4th assembly front end, be non-occluded configuration before described metal fastenings is inserted in, the mode that described metal fastenings is inserted in rear employing spot welding makes described metal fastenings become closing structure;
Inner metal shell is provided, described inner metal shell is inserted in described stage portion from described 4th assembly front end, and carry out a glue operation in the outer rim of the junction of described stage portion and described inner metal shell, form the marine glue in the gap between the described inner metal shell of sealing and described stage portion.
8. positive anti-plug USB connector manufacture method as claimed in claim 7, it is characterized in that, in described metal isolation, the front-end edge of plate is provided with inner fovea part, in described metal isolation, the front end both lateral sides of plate is provided with contact part, described contact part is provided with pore structure, the both sides up and down that described fluid plastic cement passes through described pore structure, inner fovea part is communicated with plate in the isolation of described metal, during the metal of described docking section is isolated, the contact site fixing of first, second terminal group of plate both sides is integrated.
9. positive anti-plug USB connector manufacture method as claimed in claim 7, it is characterized in that, in described metal isolation, plate comprises main part, and be formed at the through-Penetration portion of described pore structure afterbody, gap position place on corresponding described first insulator of described main part is provided with some pore structures, first assembly described in step 2 and described metal isolate in plate injection moulding when being the 3rd assembly, fluid plastic cement to enter in the isolation of described metal between plate and described first end subgroup along the gap of the first end subgroup of described first assembly, segment fluid flow plastic cement by the through-Penetration portion of the pore structure on the main part of plate in the isolation of described metal and afterbody enter described metal isolate in plate opposite side and solidify to form protuberance.
10. positive anti-plug USB connector manufacture method as claimed in claim 7, it is characterized in that, described method also comprises step 5:
Excise the material strip that described second terminal group rear end connects;
Metal shell is provided, described metal shell is inserted in above described inner metal shell from rear end, and make described metal shell be fixed on described inner metal shell by the mode of spot welding;
Water proof ring is provided, described water proof ring is inserted in described inner metal shell front end.
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| CN201510382072.1A CN105048150B (en) | 2015-06-27 | 2015-06-27 | Waterproof two side-pluggable USB connector and manufacturing method thereof |
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| CN201510382072.1A CN105048150B (en) | 2015-06-27 | 2015-06-27 | Waterproof two side-pluggable USB connector and manufacturing method thereof |
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| CN105048150B CN105048150B (en) | 2017-03-22 |
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