CN103956609A

CN103956609A - Novel USB connector male end and production technology thereof

Info

Publication number: CN103956609A
Application number: CN201410214597.XA
Authority: CN
Inventors: 朱国民
Original assignee: QUZHOU KOSU ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: QUZHOU KOSU ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2014-05-20
Filing date: 2014-05-20
Publication date: 2014-07-30

Abstract

The invention relates to a novel USB connector male end and a production technology of the novel USB connector male end. The USB connector male end is composed of a body, a shell and a signal indicating lamp. The body is composed of an ironware terminal and plastic parts, and the signal indicating lamp is welded to a number one welding point and a number four welding point and arranged in the shell; the shell is composed of an upper shell and a lower shell, the upper shell is a convex face and provided with a signal indicating lamp display hole, the lower shell is a plane, is provided with four contact exposing holes, and serves as the butt-inserting face of a female end. One-time injection molding is adopted for the body of the USB connector male end, so that the problems that PCB waste generated in the production technology is difficult to recycle, and the environment is prone to being polluted are eliminated, production cost is reduced, and continuous batch production is achieved.

Description

A kind of Novel USB connector male end and manufacture craft thereof

Technical field

The present invention relates to a kind of USB connector male end technical field, specifically relate to a kind of Novel USB connector male end and manufacture craft thereof.

Background technology

The USB connector male end of prior art is made up of main body and shell, its upper casing is convex surface and is provided with exposed hole, four contacts, for female end is to inserting face, its lower casing is plane, owing to inserting simultaneously, the finished-product volume of male end is excessive, when can not realizing two male ends, inserts, and is not suitable for docking with two-way USB connector female end; Its main body is PCB printed substrate, mainly formed by five contact copper sheet terminals and pcb board weld bonds, the making of its main body comprises the following steps: develop special five metals contact copper sheet, five metals contact copper sheet terminal electroplating processes, five metals contact copper sheet sequence loading, pcb board making, weld tabs and pcb board soldering and OQC inspection, the manufacture craft of this main body exists following defect:

(1) leftover pieces that pcb board produces in making are difficult to decompose, and recovery difficult is large, to environment;

(2) pcb board manufacturing process is comparatively complicated, needs through steps such as stock making, electroplating surface processing, surface spraying, blankings;

(3) need be with high-accuracy special-purpose plaster chip bonding machine equipment when five metals contact copper sheet is with pcb board welding, early investment cost is high, and also higher to the requirement of employee skill level;

(4) due to five metals contact copper sheet, fixing positioning accurate accuracy requirement is high during with pcb board welding, deviation slightly when welding, and the bad scrappage of generation is high;

(5) when five metals contact copper sheet and pcb board weld, need adopt the materials such as high-intensity scolding tin, scaling powder, in high-temperature soldering process, can produce harmful smog, all can have a negative impact to people and environment.

Summary of the invention

The present invention solves the existing technical problem of above-mentioned prior art, a kind of Novel USB connector male end and manufacture craft thereof are provided, USB connector male end of the present invention is made up of main body, shell and signal lamp, and described main body is made up of hardware terminal and plastic parts; Described hardware terminal is provided with contact and solder joint, described contact is contact conducting position, described solder joint is realized and being connected with wire, comprise a solder joint, No. two solder joints, No. three solder joints and No. four solder joints, a described solder joint and No. four solder joints are power line solder joint, signal lamp is welded on a solder joint and No. four solder joints, and installs in the enclosure, and described signal lamp can be for meeting the miniature LED fluorescent tube of shades of colour of USB power technology parameter request; Described plastic parts is engineering exotic material LCP or high temperature flame-proof PBT, and is provided with shell location hole, for locating with shell; Described shell is made up of upper casing and lower casing, and described upper casing is convex surface, and is provided with signal lamp demonstration hole, described lower casing is plane and is provided with exposed hole, four contacts, for female end to insert face, when can realizing two male ends insert, to achieve a butt joint with two-way USB connector female end.

Described hardware terminal is to excise continuous rim charge by five metals continuous terminal to form; Described five metals continuous terminal completes by metal stamping die punching press, and structure comprises continuous rim charge, contact and solder joint; Described continuous rim charge is provided with injection moulding location hole, can realize the dish collection that rotates by continuous rim charge in process of production and produce, checks continuously operation to realize continuous injection moulding.

The manufacture craft of described a kind of Novel USB connector male end comprises the following steps:

(1) develop special hardware dies, mould punching blanking moulding five metals continuous terminal, five metals continuous terminal rotates to coil and collects after electroplating processes, for follow-up continuous injection moulding is produced, checked operation to lay the foundation continuously.

(2) the five metals continuous terminal that punching press is good is first zinc-plated, then partially plating gold (conducting contact site, contact adopts 3u Gold plated Layer to cover, all the other position plating ashbury metals), to guarantee that product has fabulous conduction property and antiseptic property.

(3) by the five metals continuous terminal of handling well in step (2), by special injection moulding precision die, the continuous rim charge of five metals continuous terminal is fixed on to injection mo(u)lding on injection mold by injection moulding location hole, continuous main body after injection moulding is collected through the dish that again rotates, in order to carrying next test stage, realize continuous automatic production in batches.

(4) the continuous main body of injection formed in step (3) is detected to machine examination through automatic CCT and test, reject defective products, qualified product are turned to order or warehouse-in, carry out inspection record.

(5) by the continuous main body in step (4) through special tool excision rim charge, collect main body, and on a solder joint and No. four solder joints welding signal indicator light, be then installed in shell, form USB connector male end finished product.

Compared with prior art, the present invention has the following advantages:

1, USB connector male end main body of the present invention adopts once injection moulding, and it is difficult that the pcb board waste recovery of having stopped to produce in production technology is utilized, easily the problem to environment; Do not need weld bonds technique, in production and processing, not only greatly reduce material cost, removed less bonding process yet, realized continuous batch production yet simultaneously, steady quality, it is convenient to produce.

2, plastic parts of the present invention adopts engineering exotic material LCP or high temperature flame-proof material PBT, and the production cost of this project material reduces more than 65% than the material cost of pcb board.

3, USB connector male end of the present invention is provided with signal lamp, has Real-Time Monitoring effect.

Brief description of the drawings

Fig. 1 is the structure chart of five metals continuous terminal of the present invention.

Fig. 2 is the structure chart of the continuous main body of the present invention.

Fig. 3 be in production technology of the present invention five metals continuous terminal rotate dish collect schematic diagram.

Fig. 4 is main structure chart of the present invention.

Fig. 5 is upper case structure figure of the present invention.

Fig. 6 is lower casing structure chart of the present invention.

Fig. 7 is that two USB connector male ends of the present invention and two-way USB connector female end realize inserting schematic diagram.

Description of reference numerals: 1 is five metals continuous terminal, 2 is contact, 3 is that (3.1 is a solder joint to solder joint, 3.2 is No. two solder joints, and 3.3 is No. three solder joints, and 3.4 is No. four solder joints), 4 is continuous rim charge, and 5 is injection moulding location hole, and 6 is plastic parts, 7 is shell location hole, and 8 is shell, and 9 is two-way USB connector female end, 10 is exposed hole, contact, and 11 is upper casing, and 12 is lower casing, 13 is hardware terminal, and 14 is signal lamp demonstration hole.

Embodiment

Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.

Embodiment: referring to Fig. 1-7, above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of Novel USB connector male end and manufacture craft thereof, USB connector male end of the present invention is by main body, shell 8 and signal lamp composition, main body is made up of hardware terminal 13 and plastic parts 6, hardware terminal 13 is provided with contact 2 and solder joint 3, contact 2 is contact conducting position, solder joint 3 is realized and being connected with data, comprise solder joint 3.1 No. one, No. two solder joints 3.2, No. three solder joints 3.3 and No. four solder joints 3.4, a solder joint 3.1 and No. four solder joints 3.4 are power line solder joint, signal lamp is welded on a solder joint 3.1 and No. four solder joints 3.4, and be arranged in shell 8, plastic parts 6 is provided with shell location hole 7, for locating with shell 8, described shell 8 is made up of upper casing 11 and lower casing 12, described upper casing 11 is convex surface, and be provided with signal lamp show hole 14, described lower casing 12 is for plane and be provided with exposed hole 10, four contacts, for female end to insert face, when can realizing two male ends, insert, to achieve a butt joint with two-way USB connector female end 9.

Hardware terminal 13 is to excise continuous rim charge 4 by five metals continuous terminal 1 to form, five metals continuous terminal 1 completes by metal stamping die punching press, structure comprises continuous rim charge 4, contact 2 and solder joint 3, rim charge 4 is provided with injection moulding location hole 5 continuously, can realize the dish collection that rotates by continuous rim charge 4 in process of production and produce, checks continuously operation to realize continuous injection moulding.

A kind of manufacture craft of Novel USB connector male end comprises the following steps:

(1) develop special hardware dies, mould punching blanking forms five metals continuous terminal 1, and five metals continuous terminal 1 rotates to coil and collects after electroplating processes, for follow-up continuous injection moulding is produced, checked operation to lay the foundation continuously.

(2) the five metals continuous terminal 1 that punching press is good is first zinc-plated, then partially plating gold (conducting contact portion adopts 3u Gold plated Layer to cover), to guarantee that product has fabulous conduction property and antiseptic property.

(3) by the five metals continuous terminal 1 of handling well in step (2), by special injection moulding precision die, the continuous rim charge 4 of five metals continuous terminal is fixed on to injection mo(u)lding on injection mold by injection moulding location hole 5, continuous main body after injection moulding is collected through the dish that again rotates, in order to carrying next test stage, realize continuous automatic production in batches.

(5) by the continuous main body in step (4) through special tool excision rim charge 4, collect main body, and on a solder joint 3.1 and No. four solder joints 3.2 welding signal indicator light, be then installed in shell 8, form USB connector male end finished product.

Claims

1. a Novel USB connector male end, is characterized in that described USB connector male end is made up of main body, shell and signal lamp.

2. a kind of Novel USB connector male end according to claim 1, is characterized in that described main body is made up of hardware terminal and plastic parts; Described hardware terminal is provided with contact and solder joint, and described solder joint comprises a solder joint, No. two solder joints, No. three solder joints and No. four solder joints, and described signal lamp is welded on a solder joint and No. four solder joints, and installs in the enclosure; Described plastic parts is provided with shell location hole, for locating with shell.

3. a kind of Novel USB connector male end according to claim 1, it is characterized in that described shell is made up of upper casing and lower casing, described upper casing is convex surface, and is provided with signal lamp demonstration hole, described lower casing is plane and is provided with exposed hole, four contacts, for female end to inserting face.

4. a kind of Novel USB connector male end according to claim 1, is characterized in that described hardware terminal is to excise continuous rim charge by five metals continuous terminal to form; Described five metals continuous terminal completes by metal stamping die punching press, and structure comprises continuous rim charge, contact and solder joint; Described continuous rim charge is provided with injection moulding location hole.

5. a kind of manufacture craft of Novel USB connector male end according to claim 1, is characterized in that comprising the following steps:

(1) develop special hardware dies, mould punching blanking moulding five metals continuous terminal, five metals continuous terminal rotates to coil and collects after electroplating processes, for follow-up continuous injection moulding is produced, checked operation to lay the foundation continuously;

(2) the five metals continuous terminal that punching press is good is first zinc-plated, then partially plating gold (conducting contact site, contact adopts 3u Gold plated Layer to cover, all the other position plating ashbury metals), to guarantee that product has fabulous conduction property and antiseptic property;

(3) by the five metals continuous terminal of handling well in step (2), by special injection moulding precision die, the continuous rim charge of five metals continuous terminal is fixed on to injection mo(u)lding on injection mold by injection moulding location hole, continuous main body after injection moulding is collected through the dish that again rotates, in order to carrying next test stage, realize continuous automatic production in batches;

(4) the continuous main body of injection formed in step (3) is detected to machine examination through automatic CCT and test, reject defective products, qualified product are turned to order or warehouse-in, carry out inspection record;