CN104158044B - A kind of manufacturing process of USB connector - Google Patents

A kind of manufacturing process of USB connector Download PDF

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Publication number
CN104158044B
CN104158044B CN201410338596.6A CN201410338596A CN104158044B CN 104158044 B CN104158044 B CN 104158044B CN 201410338596 A CN201410338596 A CN 201410338596A CN 104158044 B CN104158044 B CN 104158044B
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Prior art keywords
wire
usb connector
usb
welding
cored wire
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CN104158044A (en
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蒋合忠
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HUIZHOU D&S CABLE Co Ltd
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HUIZHOU D&S CABLE Co Ltd
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Abstract

The invention discloses a kind of manufacture craft of USB connector, include according to step:Make USB joint, connecting line peeling processing, turn round the steps such as ground wire, winding displacement, wicking, cored wire welding, test and shaping, USB joint is welded together with being connected cored wire by above step, and be connected as one both by being molded, complete the making of USB connector.The present invention realizes the making of USB connector rapidly and efficiently, realizes the purpose of factory normalization manufacture, the manufacture efficiency of USB connector and the quality of product greatly improved, saved manufacturing cost, be adapted in digital wire rod production field extensive use.

Description

A kind of manufacturing process of USB connector
Technical field
The present invention relates to data line production field, and in particular to a kind of manufacturing process of USB connector.
Background technology
USB (Universal Serial Bus, call USB in the following text) is to be widely used in computer peripheral at present A kind of hot plug transmission interface, the interface are connected the transmission for carrying out data in the case where that need not turn back on hardware, With the good characteristic of transmission performance, it was widely used in 1988 after the transmission interfaces of exploitation first generation USB 1.1,2000 Year, Intel then delivered USB2.0 formal specification, also extended the computer peripheral that USB can be used to make transmission interface whereby Transmission for data.USB3.0 is also to be initiated by Intel company, and it is except the spy of the existing structure of maintenance and plug and play Property outside, be also compatible for toward normal USB2.0 grafting, while be available for the USB3.0 grafting of another higher data transfer, its Transmission speed is 10 times of USB2.0 connectors, and has the advantages that low-power consumption.
Existing USB2.0 or USB3.0 have insulating body and the terminal being retained on insulating body, because terminal generally has There are holding parts and the contact site protruded out from holding parts, therefore, this is also the key link for restricting USB connector production, at present, industry Boundary's also no specification ripe manufacturing process improves the efficiency and quality of USB connector production;It is past in existing many techniques Toward many problems being present, for example connecting line decortication is lack of standardization, easily cuts short cored wire, and cutting aluminium foil does not influence follow-up welding core thoroughly Line mass, the waste of connecting line is caused, and for example, some technique, which either eliminates, to be turned round ground wire link or do not set on wire clamp Crimping is put, product design heterogeneity after injection molding below is caused, influences product quality;For another example, process for making does not connect Pass through, influence production efficiency and quality of USB connector etc., the influence of problem above runs through the whole production of USB connector manufacture Technique, at present, also it can not make unified standard from whole production link.
In the Chinese patent of Application No. " 201310141345.4 ", entitled " USB connector and its manufacturer are disclosed The patent of invention of method ", the technical scheme of its manufacture method part mentioned are as follows:One insulator is provided, including with groove Hyoplastron;Terminal material belt is provided, there is first, second terminal, the first terminal has the first holding parts and the extension of fixing tongue plate portion Rear contact site, Second terminal have fixing tongue plate portion the second holding parts and extension preceding contact site;Terminal material belt has neighbour Nearby, the terminal material belt portion that each first, second adjacent holding parts interconnect at rear contact site;By terminal material Band is made of one piece with insulating body, cuts off terminal material belt portion by the groove of tongue plate portion, each terminal is separated.Should In the technical scheme of disclosure of the invention, although in can solving the assembling process of terminal and insulating body, because of the deflection of contact site, no Beneficial to terminal grafting the problem of.But do not simplified from the enterprising professional etiquette model of whole technological process, it may be deposited from other links The problem of, influence USB connector manufacture efficiency and quality.
In the Chinese patent of Application No. " 201110138786.X ", the entitled " tongue piece of single USB connector is disclosed The patent of invention of structure and its manufacture method ", the technical scheme of its manufacture method mentioned are as follows:A sheet metal is designed, its Shape and the tongue piece structure of single USB connectors are adapted, and above-mentioned sheet metal is put stainless steel substrates with precise clamp exactly Put in the mould of the tongue piece structure, tongue piece structure is molded, it is above-mentioned accurately to put when plastic cement is in molten condition The sheet metal of seated position is i.e. in the plastic cement of melting, and after the completion of injection, the fixed structure of above-mentioned sheet metal is i.e. by plastic embedding Wherein, such tongue piece structure body is just and sheet metal is effectively combined into an entirety.Although the invention can be avoided use The tongue piece structure damage phenomenon that family is occurred when using the USB connectors, the quality of production of USB connector is improved, but It is to equally exist, is not simplified from the enterprising professional etiquette model of whole technological process, may be influenceed from problem present on other links The efficiency of USB connector manufacture.
The content of the invention
In order to solve the above problems, the invention discloses a kind of manufacturing process of USB connector, factory normalization is realized The purpose of manufacture, the manufacture efficiency of USB connector and the quality of product greatly improved, saved manufacturing cost, be adapted in number Code line material production field wide popularization and application.
A kind of manufacturing process of USB connector, it is characterised in that including following process:
(1)USB joint is made, PIN needle and shell fragment are assembled to the corresponding position of metal shell, is then placed in mould and notes Modeling is molded as one;
(2)Connecting line peeling is handled, and first, outer by wire rod is divested, and then, then cuts off the litzendraht wire for being wrapped in cored wire And aluminium foil;
(3)Ground wire is turned round, the ground wire of signal wire is twisted together;
(4)Winding displacement, take crimping and step(1)In USB joint the adaptable wire clamp in PIN needle position, and by cored wire It is discharged in crimping;
(5)Wicking, the cored wire sequenced is peelled off into cored wire crust, then wicking again;
(6)Cored wire welds, by step(4)In wire clamp and step(1)In USB connector be assembled together, and by core Line wicking position is welded in corresponding PIN needle;
(7)Ground wire is welded, by step(3)The middle ground wire turned round, is pressed into the crimping of wire clamp, then welds;
(8)Test for the first time, first time test is carried out to the USB connector that welding is completed;
(9)Shaping, wire clamp and USB joint injection molding are integrated;
(10)Second of test, final test is done by the USB connector being molded as one.
Further, step(2)The length of middle peeling is 22 ± 2mm
Further, step(2)The excision of central aluminium foil is cut off using laser machine, and length in reserve is 6 ± 1mm.
Further, step(6)In cored wire welding use high-frequency welder, the width of ground wire piece knife can not be wide, anti- Blade short circuit when only welding.
Further, step(6)Middle erection welding should be as far as possible compact, prevents step(9)During middle shaping, wire clamp is difficult to put Enter in mould, product quality is influenceed after shaping.
The advantage of the invention is that:PIN needle, shell fragment and metal shell are accurately connected to one by the making of USB joint, The accurate welding of convenient follow-up connection cored wire, connecting line peeling and cored wire aluminium foil peeling accurately control, and reduce press-in wire casing In difficulty and volume, save welding space so that USB joint be connected with cored wire it is compacter, connecting line and USB joint Welding uses high-frequency automatic welding, improves welding efficiency, ensure that welding quality, forming process specification is quick, makes product Type quality is homogeneous, improves the quality of product.
Embodiment
The invention discloses a kind of manufacturing process of USB connector, realizes the purpose of factory normalization manufacture, significantly carries The high manufacture efficiency of USB connector and the quality of product, have saved manufacturing cost, have been adapted to extensive in digital wire rod production field Popularization and application.
The technical scheme in the present invention will be clearly and completely described below, it is clear that described is only this hair Bright part of the embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having There is the every other embodiment obtained on the premise of making creative work, belong to the scope of protection of the invention.
One embodiment of the present of invention is as follows:First, USB joint is made, the constitutional detail of USB joint typically mainly includes Metal shell, PIN needle, shell fragment and plastic cement fixed seat, PIN needle and shell fragment are turned to be fitted on the corresponding site of metal shell, Ran Houfang Enter injection mold and pour to outpour plastic cement fixed seat, metal shell, PIN needle, shell fragment injection are integrally formed;Secondly, connecting line is first Sanction line is carried out by wire cutting machine, then peels off crust with peeling machine, the length of peeling controls peels off crust in 20mm, connecting line Afterwards, it will be cut outside the preceding braiding word being exposed at incision, should be noted that preceding braiding should try one's best and cut totally, avoid having influence on subsequently Welding sequence, the aluminium foil shelled on cored wire is sheared using laser machine, and reserves the aluminium foil of 6mm length;It will be connected after having cut aluminium foil Two ground wires of line are twisted together using wire twisting machine, facilitate follow-up winding displacement and welding;, will using winding displacement tool after having turned round ground wire The cored wire of connecting line arranges in the crimping of press-in wire clamp in order, now pays attention to, the dividing plate of wire clamp can not be too thin, prevents line ball When damage crimping by pressure, pressed and wicking processing, the USB joint pair that then will be made carried out to cored wire end in tin stove after cored wire The PIN needle welding position and the welding position of cored wire answered correspond, and are welded connecting line and USB using high-frequency welder Weld is connect, the side for then cutting the ground wire press-in wire casing turned round is welded;Line to be connected welds with USB welding points First time test is carried out after the completion of connecing, does over again and in soldering, put it into if test passes if test failure In injection mold, injection molding is integrated;After the completion of shaping, last time test is carried out, whole technical process terminates.
By above description, the advantage of the invention is that:The making of USB joint is by PIN needle, shell fragment and metal shell One is accurately connected to, the accurate welding of convenient follow-up connection cored wire, connecting line peeling and cored wire aluminium foil peeling are accurately controlled System, reduce press-in wire casing in difficulty and volume, save welding space so that USB joint be connected with cored wire it is compacter, The welding of connecting line and USB joint uses high-frequency automatic welding, improves welding efficiency, ensure that welding quality, forming process Specification is quick, makes the type quality of product homogeneous, improves the quality of product.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's Protection domain.

Claims (5)

1. a kind of manufacturing process of USB connector, it is characterised in that including following process:
(1) USB joint is made, PIN needle and shell fragment are assembled to the corresponding position of metal shell, is then placed in mould and is molded into Type is integrated;
(2) connecting line peeling is handled, and first, outer by wire rod is divested, and then, then cuts off the litzendraht wire and aluminium for being wrapped in cored wire Paper tinsel;
(3) ground wire is turned round, the ground wire of signal wire is twisted together;
(4) winding displacement, the adaptable wire clamp in the PIN needle position of crimping and USB joint is taken, and cored wire is discharged in crimping;
(5) wicking, the cored wire sequenced is peelled off into cored wire crust, then wicking again;
(6) cored wire welds, and wire clamp and USB connector is assembled together, and cored wire wicking position is welded on into corresponding PIN On pin;
(7) ground wire is welded, the ground wire that will have been turned round, is pressed into the crimping of wire clamp, then welds;
(8) test for the first time, first time test is carried out to the USB connector that welding is completed;
(9) it is molded, wire clamp and USB joint injection molding is integrated;
(10) second of test, final test is done by the USB connector being molded as one.
2. the manufacturing process of a kind of USB connector according to claim 1, it is characterised in that the length decorticated is 22 ±2mm。
3. the manufacturing process of a kind of USB connector according to claim 1, it is characterised in that the excision of aluminium foil is using sharp Ray machine is cut off, and length in reserve is 6 ± 1mm.
4. the manufacturing process of a kind of USB connector according to claim 1, it is characterised in that cored wire welding uses high frequency Bonding machine, the width of ground wire piece knife can not be wide, blade short circuit when preventing from welding.
5. the manufacturing process of a kind of USB connector according to claim 1, it is characterised in that erection welding should try one's best Compact, when preventing shaping, wire clamp is difficult to be put into mould, and product quality is influenceed after shaping.
CN201410338596.6A 2014-07-16 2014-07-16 A kind of manufacturing process of USB connector Active CN104158044B (en)

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CN104158044B true CN104158044B (en) 2018-03-23

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109361130B (en) * 2018-10-26 2020-06-05 中山市威奥特电子有限公司 Data line processing technology
CN109888585A (en) * 2019-02-22 2019-06-14 今皓光电(昆山)有限公司 A kind of flat quick charge line and its processing technology
CN114583522A (en) * 2022-03-15 2022-06-03 钮建敏 Data line processing method

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN103480934A (en) * 2013-11-01 2014-01-01 深圳市今通塑胶机械有限公司 Automatic soldering device
CN103647172A (en) * 2012-01-05 2014-03-19 艾恩特精密工业股份有限公司 Electrical connector and assembling method thereof
CN203660238U (en) * 2013-11-22 2014-06-18 彭良均 Automatic welding machine of USB terminal
CN203660245U (en) * 2013-11-14 2014-06-18 苏州昌飞自动化设备厂 USB assembly machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202817318U (en) * 2012-01-05 2013-03-20 艾恩特精密工业股份有限公司 Socket connector

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103647172A (en) * 2012-01-05 2014-03-19 艾恩特精密工业股份有限公司 Electrical connector and assembling method thereof
CN103480934A (en) * 2013-11-01 2014-01-01 深圳市今通塑胶机械有限公司 Automatic soldering device
CN203660245U (en) * 2013-11-14 2014-06-18 苏州昌飞自动化设备厂 USB assembly machine
CN203660238U (en) * 2013-11-22 2014-06-18 彭良均 Automatic welding machine of USB terminal

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