CN103135015A - Durable plug-pull testing machine for universal serial bus (USB) interface - Google Patents
Durable plug-pull testing machine for universal serial bus (USB) interface Download PDFInfo
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- CN103135015A CN103135015A CN2013100110223A CN201310011022A CN103135015A CN 103135015 A CN103135015 A CN 103135015A CN 2013100110223 A CN2013100110223 A CN 2013100110223A CN 201310011022 A CN201310011022 A CN 201310011022A CN 103135015 A CN103135015 A CN 103135015A
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- fixture block
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- 238000012360 testing method Methods 0.000 title claims abstract description 41
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- 238000013459 approach Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 3
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- 238000004519 manufacturing process Methods 0.000 description 2
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Abstract
The invention provides a durable plug-pull testing machine for a universal serial bus (USB) interface. The durable plug-pull testing machine for the USB interface comprises a machine box, a power system, a transmission mechanism, a measuring and control device and a working table, wherein the power system and the transmission mechanism are arranged at the inner portion of the machine box, the transmission mechanism is arranged above the power system, the working table is arranged above the machine box, and the measuring and control device is arranged above the right side of the machine box. The durable plug-pull testing machine for the USB interface has the advantages of being ingenious in structural design, novel in conception, beautiful in appearance, high in working efficiency, strong in function, convenient to operate and safe.
Description
[technical field]
The present invention relates to the Material Testing Machine technical field, relate in particular to the durable plug testing machine of a kind of USB interface.
[background technology]
USB is an external bus standard, is used for being connected and communication of standard computer and external unit.USB will unite proposition in the end of the year 1994 by many companies such as Intel, Compaq, IBM, Microsoft, after releasing in 1996, successfully substitute serial ports and parallel port, and become one of the interface that must join of current PC and a large amount of smart machines.After having delivered USB V0.7 version from November 11st, 1994, the USB version has experienced development for many years, has developed into till now 3.0 versions.
USB has transmission speed, and (USB1.1 is 12Mbps soon, USB2.0 is 480Mbps, and USB3.0 is 5Gbps), plug and play, support hot plug, connect flexibly, independently-powered, connect nearly 127 kinds of advantages such as peripheral hardware, be widely used people and lived, work, study, each corner and the application of scientific research.Along with being widely used of USB, USB interface also is applied in various equipment accordingly, as: mouse, keyboard, printer, scanner, camera, flash disk, MP3 machine, mobile phone, digital camera, portable hard drive, external smooth floppy drive, USB network interface card, ADSL Modem, Cable Modem etc., nearly all external unit.Due to the diversity of application apparatus, its size to USB interface, shape have also proposed different requirements.Conventional USB interface roughly can be divided into following four kinds of models: A type Mini-USB interface, Type B Mini-USB interface, A type USB interface and Type B USB interface.And other different application also have the USB interface model of other types to match.
Although the USB interface application is very wide, its kind is also very various, and is few for the testing tool of the various performance index of USB interface at home.EIA (EIA) has defined for its various technical indicators and performance test standard for USB interface.EIA 364-09 in standard has proposed detailed requirement for the USB interface durability test especially.The standard code USB interface plugs 1500 times and guarantees that outward appearance is without wearing and tearing or distortion under the plug speed of 200 times per hour.
The present invention has just in time filled up the blank of USB interface durability test as the durable plug testing machine of a kind of USB interface, for the USB interface performance test has newly added strong means.
[summary of the invention]
The object of the invention is to overcome the deficiency that lacks on the market the durable plug testing machine of USB interface and the durable plug testing machine of a kind of USB interface that provides.
The present invention is achieved through the following technical solutions:
The durable plug testing machine of a kind of USB interface, comprise cabinet, power system, gear train, measure and control device, worktable, described cabinet inside is provided with power system and gear train, described gear train is positioned at above described power system, the top of described cabinet is provided with worktable, and described measure and control device is positioned at the positive top of described cabinet.
Further, the durable plug testing machine of described USB interface also comprises protective cover, and described protective cover covers in above described worktable, and described protective cover is comprised of protective frame, overhead guard and organic glass, described organic glass is embedded in protective frame, and overhead guard covers on protective frame.
Further, described cabinet comprises chassis body, supporting seat, pedestal, universal wheel, and described chassis body is equipped with universal wheel with convenient transportation and position movement by base supports on pedestal; Described worktable is fixedly arranged on substrate on the chassis body upper surface by four supporting seats.
further, described power system comprises power module, frequency-variable controller, variable-frequency motor, motor coupler, electromagnetic clutch, steering box, the steering box side shaft, handwheel, for gear train provides the power input, described power module and frequency-variable controller are positioned at the below, inside of described chassis body, described variable-frequency motor is fixedly mounted in described chassis body, described power module, frequency-variable controller, variable-frequency motor is electrically connected to, described transmission shaft of variable frequency motor is connected with the front end of electromagnetic clutch by motor coupler, the rear end of described electromagnetic clutch is fastened on the input shaft of steering box bottom on described chassis body top, one side of described steering box is connected with the steering box side shaft, and described steering box side shaft is connected with handwheel,
Further, described steering box side shaft is provided with sensing chip, and described approach switch is arranged on the described chassis body top of described steering box side shaft below.
further, described worktable comprises moving fixture block guide plate, moving fixture block installing plate, moving fixture block, quiet fixture block installing plate, quiet fixture block, described moving fixture block guide plate is mounted on above described four supporting seats, described moving fixture block guide plate is provided with a gain, the both sides of described gain respectively are provided with a plane sliding rail, slide on described plane sliding rail and be provided with a moving fixture block installing plate, on described moving fixture block installing plate, moving fixture block is installed, also be provided with some vertical line bearings on described moving fixture block guide plate, be provided with vertical guide stem in described vertical line bearing, quiet fixture block installing plate is passing on the upper surface of four vertical guide stem in four linear bearings by the mounting hole at Qi Sijiao with four screw lockings, thereby can guarantee that quiet clamping plate can move along vertical direction easy on and off.
On described quiet fixture block installing plate, quiet fixture block is installed, is provided with setting nut below described quiet fixture block installing plate, be equipped with some screws on described moving fixture block, quiet fixture block.
Further, described gear train is Geneva mechanism, and described steering box is connected with motor by electromagnetic clutch, and provides driving force for Geneva mechanism; Geneva mechanism is by eccentric sheave, guide rod forms, described eccentric sheave is fixed on the output shaft of steering box, the to-and-fro movement with the rotation of sheave in eccentric sheave of one end of described guide rod band bearing is done linear reciprocating motion thereby drive the moving fixture block installing plate that is fixed on the guide rod other end in the line slide rail of described moving fixture block guide plate gain.
Further, described measure and control device comprises counter, speed control, model selection button, start button, stop button, power knob successively.
Further, described worktable is provided with six test station.
Beneficial effect of the present invention is:
1, the present invention has designed the plug testing machine for the USB interface permanance that a cover comprises physical construction and TT﹠C system, has filled up domestic deficiency at the USB interface durability test, and the solution of durability test is provided for USB interface production firm;
2, the present invention uses electromagnetic clutch to realize that in conjunction with steering box hand control and automation test freely changes, and the use Geneva mechanism is realized transmission, and structural design is ingenious novel, and good looking appearance;
3, high efficiency of the present invention has six groups of test station, and four kinds of 72PCS can test the USB interface of various different sizes or simultaneously with the semi-manufacture of USB function.
4, adaptability of the present invention is high, and the position can freely be adjusted in the position of fixture, and can customize according to client's requirement, can satisfy different clients to the testing requirement of obstructed specification USB interface.
5, easy and simple to handle, the safety of the present invention, human-computer interaction interface is easy and simple to handle, supports plug test loop setting and automatically stops test, and the design of protective cover makes in the process of test safer.
[description of drawings]
Fig. 1 structural representation of the present invention;
Fig. 2 power system of the present invention, gear train left view;
Fig. 3 power system of the present invention, gear train stereographic map;
Fig. 4 Working table structure schematic diagram of the present invention;
Fig. 5 the present invention moves fixture block guide plate schematic diagram;
[embodiment]
Below in conjunction with the drawings and the specific embodiments, the present invention is described further:
Referring to accompanying drawing 1, the durable plug testing machine of a kind of USB interface, comprise cabinet 1, power system 2, gear train 3, measure and control device 4, worktable 5, described cabinet 1 inside is provided with power system 2 and gear train 3, described gear train 3 is positioned at described power system 2 tops, the top of described cabinet 1 is provided with worktable 5, and described measure and control device 4 is positioned at the positive top of described cabinet.
Preferably, the durable plug testing machine of described USB interface also comprises protective cover 6, described protective cover 6 covers in described worktable 5 tops, described protective cover 6 is comprised of protective frame 601, overhead guard 602 and organic glass 603, described organic glass 603 is embedded in protective frame 601, and overhead guard 602 covers on protective frame 601.
Preferably, described cabinet 1 comprises chassis body 101, supporting seat 102, pedestal 103, universal wheel 104, and described chassis body 101 is supported by pedestal 103, is equipped with universal wheel 104 on pedestal 103 with convenient transportation and position movement; Described worktable 5 is fixedly arranged on substrate on chassis body 101 upper surfaces by four supporting seats 102.
referring to accompanying drawing 2 and accompanying drawing 3, described power system 2 comprises power module 201, frequency-variable controller 202, variable-frequency motor 203, motor coupler 204, electromagnetic clutch 205, steering box 206, steering box side shaft 207, handwheel 208, for gear train 3 provides the power input, described power module 201 and frequency-variable controller 202 are positioned at the below, inside of described chassis body 101, described variable-frequency motor 203 is fixedly mounted in described chassis body 101, described power module 201, frequency-variable controller 202, variable-frequency motor 203 is electrically connected to, described variable-frequency motor 203 transmission shafts are connected with the front end of electromagnetic clutch 205 by motor coupler 204, the rear end of described electromagnetic clutch 205 is fastened on the input shaft of steering box 206 bottoms on described chassis body 101 tops, one side of described steering box 206 is connected with steering box side shaft 207, and described steering box side shaft 207 is connected with handwheel 208, wherein power module 201, exchanged by 220v and introduce, and power to variable-frequency motor 203 by relay on the one hand, and making auto stop control becomes possibility, effect by the filter of transformer, rectifier and ripple device produces the digital DC electricity and powers during to counter and sensor on the other hand, and at last by fuselage and the earth altogether.
Described steering box side shaft 207 is provided with sensing chip 209, and described inductance approach switch 210 is arranged on described chassis body 101 tops of described steering box side shaft 207 belows.
referring to accompanying drawing 4, described worktable 5 comprises moving fixture block guide plate 501, moving fixture block installing plate 502, moving fixture block 503, quiet fixture block installing plate 504, quiet fixture block 505, described moving fixture block guide plate 501 is mounted on described four supporting seat 102 tops, described moving fixture block guide plate 501 is provided with a gain 506, the both sides of described gain 506 respectively are provided with a plane sliding rail 507, slide on described plane sliding rail 507 and be provided with a moving fixture block installing plate 502, moving fixture block 503 is installed on described moving fixture block installing plate 502, also be provided with some vertical line bearings 508 on described moving fixture block guide plate 501, be provided with vertical guide stem 509 in described vertical line bearing 508, quiet fixture block installing plate 504 is passing on the upper surface of four vertical guide stem 509 in four linear bearings 508 by the mounting hole at Qi Sijiao with four screw lockings, thereby can guarantee that quiet clamping plate 504 can move along vertical direction easy on and off, on described quiet fixture block installing plate 504, quiet fixture block 505 is installed, described quiet fixture block installing plate 504 belows are provided with setting nut 510, the screw rod upper end of setting nut 510 is locked in the mounting hole of bottom surface middle position of quiet fixture block 505, make screw rod can freely rotate in mounting hole but not detach mounting hole, the screw rod of described setting nut 510 passes and screws on moving fixture block guide plate 501 in the screw on correspondence position, when rotation setting nut 510, can make the setting height(from bottom) of quiet fixture block installing plate 504 do certain adjustment under the guiding of guide rod 509 and linear bearing 508, described moving fixture block 503, be equipped with some screws 511 on quiet fixture block 505, be used in conjunction with fixture 512 fixedly male mouthful of USB or USB mother mouth specimen, fixture 512 is fixed on described moving fixture block 503, quiet fixture block 505 by nut, and the test position of USB interface is adjusted by setting nut 510.
Referring to accompanying drawing 3, described gear train 3 is Geneva mechanism, and described steering box 206 is connected with variable-frequency motor 203 by electromagnetic clutch 205, and provides driving force for Geneva mechanism; Geneva mechanism is by eccentric sheave 301, guide rod 302 forms, described eccentric sheave 301 is fixed on the output shaft of steering box 206, described guide rod 302 is done linear reciprocating motion thereby drive the moving fixture block installing plate 502 that is fixed on guide rod 302 other ends with end to-and-fro movement with the rotation of sheave in eccentric sheave 301 of bearing in the line slide rail of described moving fixture block guide plate gain 506.
Referring to accompanying drawing 1, described measure and control device comprises counter 401, speed control 402, model selection button 403, start button 404, stop button 405, power knob 406 successively, obtain count informations by the approach switch 210 that is arranged on the sensing chip 209 on steering box side shaft 207 and install on chassis body thereunder, steering box side shaft 207 rotates all sensing chips 209 will trigger inductance approach switch 210 one time, and inductance approach switch 210 sends a count signal to acquisition module; Counter 401 comes count information accumulated counts and shows; Unison counter 401 can also arrange the test loop upper limit; The rotating speed that speed control 402 is controlled motor by described frequency-variable controller 202 comes the speed of regulation moving fixture block installing plate 502 linear reciprocating motions, thereby reaches the purpose of controlling test speed, shows simultaneously the rotating speed of motor on speed control 402 panels; Model selection button 403 is controlled the opening and closing of electromagnetic clutch and is selected the type of drive of gear train, thereby selects automatic and manual test pattern by switch.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the embodiment that discloses and describe above the present invention is not limited to also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although used some specific terms in this instructions, these terms do not consist of any restriction to the present invention just for convenience of description.
Claims (9)
1. durable plug testing machine of USB interface, it is characterized in that: comprise cabinet, power system, gear train, measure and control device, worktable, described cabinet inside is provided with power system and gear train, described gear train is positioned at above described power system, the top of described cabinet is provided with worktable, and described measure and control device is positioned at the positive top of described cabinet.
2. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: also comprise protective cover, described protective cover covers in above described worktable, described protective cover is comprised of protective frame, overhead guard and organic glass, described organic glass is embedded in protective frame, and overhead guard covers on protective frame.
3. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: described cabinet comprises chassis body, supporting seat, pedestal, universal wheel, described chassis body is equipped with universal wheel with convenient transportation and position movement by base supports on pedestal; Described worktable is fixedly arranged on substrate on the chassis body upper surface by four supporting seats.
4. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: described power system comprises power module, frequency-variable controller, variable-frequency motor, motor coupler, electromagnetic clutch, steering box, the steering box side shaft, handwheel, for gear train provides the power input, described power module and frequency-variable controller are positioned at the below, inside of described chassis body, described variable-frequency motor is fixedly mounted in described chassis body, described power module, frequency-variable controller, variable-frequency motor is electrically connected to, described transmission shaft of variable frequency motor is connected with the front end of electromagnetic clutch by motor coupler, the rear end of described electromagnetic clutch is fastened on the bearing of steering box bottom on described chassis body top, one side of described steering box is connected with the steering box side shaft, and described steering box side shaft is connected with handwheel.
5. the durable plug testing machine of USB interface according to claim 4, it is characterized in that: described steering box side shaft is provided with sensing chip, and described approach switch is arranged on the described chassis body top of described steering box side shaft below.
6. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: described worktable comprises moving fixture block guide plate, moving fixture block installing plate, moving fixture block, quiet fixture block installing plate, quiet fixture block, described moving fixture block guide plate is mounted on above described four supporting seats, described moving fixture block guide plate is provided with a gain, the both sides of described gain respectively are provided with a plane and straight line slide rail, slide on described plane and straight line bearing and be provided with a moving fixture block installing plate, on described moving fixture block installing plate, moving fixture block is installed, also be provided with some vertical line bearings on described moving fixture block guide plate, be provided with vertical guide stem in described vertical line bearing, quiet fixture block installing plate is passing on the upper surface of four vertical guide stem in four linear bearings by the mounting hole at Qi Sijiao with four screw lockings, thereby can guarantee that quiet clamping plate can move along vertical direction easy on and off, on described quiet fixture block installing plate, quiet fixture block is installed, described quiet fixture block installing plate below is provided with setting nut, described moving fixture block, be equipped with some screws on quiet fixture block.
7. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: described gear train is Geneva mechanism, and described steering box is connected with motor by electromagnetic clutch, and provides driving force for Geneva mechanism; Geneva mechanism is by eccentric sheave, guide rod forms, described eccentric sheave is fixed on the output shaft of steering box, the to-and-fro movement with the rotation of sheave in eccentric sheave of one end of described guide rod band bearing is done linear reciprocating motion thereby drive the moving fixture block installing plate that is fixed on the guide rod other end in the line slide rail of described moving fixture block guide plate gain.
8. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: described measure and control device comprises counter, speed control, model selection button, start button, stop button, power knob successively.
9. the durable plug testing machine of USB interface according to claim 1, it is characterized in that: described worktable is provided with six test station.
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CN201310011022.3A CN103135015B (en) | 2013-01-09 | 2013-01-09 | A kind of USB interface durable plug testing machine |
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CN201310011022.3A CN103135015B (en) | 2013-01-09 | 2013-01-09 | A kind of USB interface durable plug testing machine |
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CN103135015A true CN103135015A (en) | 2013-06-05 |
CN103135015B CN103135015B (en) | 2016-08-03 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106199377A (en) * | 2016-06-24 | 2016-12-07 | 福州瑞芯微电子股份有限公司 | The detection device of a kind of chip interface and detection method thereof |
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CN202649356U (en) * | 2012-06-29 | 2013-01-02 | 北京神州腾耀通信技术有限公司 | Mobile phone interface durableness testing machine |
CN203204084U (en) * | 2013-01-09 | 2013-09-18 | 深圳市宏之都科技有限公司 | Endurance plugging testing machine of USB interface |
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2013
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Patent Citations (6)
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CN2909202Y (en) * | 2006-04-14 | 2007-06-06 | 邓巨高 | Test apparatus for connect-disconnect force of automatic connector |
CN101162178A (en) * | 2007-10-10 | 2008-04-16 | 上海优立通信技术有限公司 | Plug-pull testing device and method |
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CN102749546A (en) * | 2012-07-28 | 2012-10-24 | 浙江一舟电子科技股份有限公司 | Tester of plugging service life for socket of RJ11 and RJ45 (registered jack 11 and registered jack 45) modules |
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Cited By (1)
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