CN1932771A

CN1932771A - CDROM test clamping device

Info

Publication number: CN1932771A
Application number: CN 200510037367
Authority: CN
Inventors: 廖善明
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-09-16
Filing date: 2005-09-16
Publication date: 2007-03-21

Abstract

CD driver testing appliance using for testing performance of light-weight CD driver which has a first port to note-computer, relates to a fixer of the CD driver and port conversion equipment. The latter relates to a printing circuit board, a second port, a third port and a switch. The printing circuit board connects with the second port and third port and the second port connects with the first port of CD driver. The third port connects with the CD driver testing port of the computer and the switch connects with the third port to control the current passing through the said CD driver. By it, user can test the performance of light-weight CD driver to the note computer by table computer's standard CD driver testing fashion to reduce the testing cost and enhance the testing effect.

Description

CDROM test clamping device

[technical field]

The present invention relates to a kind of measurement jig, particularly a kind of in order to assist the CDROM test clamping device of checking notebook computer slim optical drive performance.

[background technology]

CD-ROM drive is indispensable during computer uses as main computer fittings.In early days, it is the same with floppy drive, plays a part computer and the extraneous exchanges data of carrying out.Nowadays, floppy drive is replaced by flash memory disk gradually, and the effect of CD-ROM drive also changes to some extent, is converted to multimedia tool by data exchange tool, is undertaking the important task of people's computer amusement.Along with the continuous reinforcement of notebook computer amusement function, the effect of CD-ROM drive is increasing, and the actual dish ability of reading of CD-ROM drive also just seems extremely important.At present the test of notebook computer slim optical drive is mainly moved by last machine and finishes, promptly CD-ROM drive to be measured is packed in the notebook host, then move the performance that professional CD-ROM drive data test software is verified tested CD-ROM drive.But when testing in this way, need numerous notebook computers as test platform, when each tested CD-ROM drive of test, all need this CD-ROM drive is installed in the described notebook computer, like this when tested CD-ROM drive defectiveness needs repeatedly testing authentication repeatedly, repeatedly loading and unloading can cause the damage of tested CD-ROM drive and related elements, and cause whole test process to waste time and energy, notebook computer has also increased testing cost as the application of test platform.And,,, have very big difficulty so will utilize the standard testing platform of present desktop computer directly to test the notebook computer slim optical drive because the slim optical drive that is installed in the notebook computer is inconsistent with the CD-ROM driver interface of in the past desktop computer.

[summary of the invention]

In view of above content, be necessary to provide a kind of CDROM test clamping device that is used for improving notebook computer slim optical drive testing efficiency.

A kind of CDROM test clamping device is used for the performance of aided verification notebook computer slim optical drive, and described CD-ROM drive comprises one first interface, and described CDROM test clamping device comprises a stationary installation and an interface switching device; Described stationary installation is in order to fixing described CD-ROM drive, described interface switching device comprises a printed circuit board (PCB), one second interface, one the 3rd interface and a switch, described printed circuit board (PCB) electrically connects described second interface and the 3rd interface, described second interface is connected with first interface of described CD-ROM drive, described the 3rd interface is connected to the corresponding CD-ROM drive test interface of computer, described switch and described the 3rd interface electrically connect, with the break-make of control by the electric current of described CD-ROM drive.

Compare prior art, described CDROM test clamping device is fixed in described stationary installation with CD-ROM drive, use the standard testing platform interface that an interface switching device can be electrically connected to the interface of this tested CD-ROM drive one desktop computer, the performance that can directly utilize present desktop computer standard testing platform to test the notebook computer slim optical drive, improve work efficiency, reduced testing expense.

[description of drawings]

The present invention is described in further detail below in conjunction with the drawings and the specific embodiments.

Fig. 1 is the three-dimensional exploded view of CDROM test clamping device better embodiment of the present invention.

Fig. 2 is the stereographic map of a CD-ROM drive to be measured.

Fig. 3 is the three-dimensional assembly diagram of CDROM test clamping device better embodiment of the present invention.

Fig. 4 is the user mode figure of CDROM test clamping device better embodiment of the present invention.

[embodiment]

See also Fig. 1 to Fig. 3, CDROM test clamping device of the present invention is used for the performance of aided verification notebook computer slim optical drive 100, and the rear portion of this tested CD-ROM drive 100 is provided with one first interface 120 that electrically connects with notebook computer.The better embodiment of described CDROM test clamping device comprises a brace table 10, an installing plate 20, one first clamping plate 30, one second clamping plate 40, an interface switching device 50, some guides 60, some first support members 62, plurality of fixed part 64, plurality of elastic element 70, some pads 80 and some second support members 90.Wherein, corresponding guide 60, fixture 64, flexible member 70, the some pads 80 of described brace table 10, first clamping plate 30, second clamping plate 40 and part constitutes a stationary installation, in order to fixing described CD-ROM drive 100.

Establish a groove 11 in the middle of this brace table 10, four jiaos of places establish a screw 12 respectively, its both side edges is respectively at establishing plurality of fixed hole 13 and locking hole 14 between corresponding two screws 12, one end of this brace table 10 is offered big breach 15, and this brace table 10 is established some locking holes 16 on the end wall at these breach 15 places.

The locking hole 16 of these installing plate 20 corresponding described brace tables 10 is established some mounting holes 21 that run through its end walls, and plurality of fixed hole 22 is established on the top of this installing plate 20.

These first clamping plate 30 and second clamping plate 40 are symmetrically set in the both side edges place of this brace table 10, and the locking hole 14 of corresponding respectively described brace table 10 is established some mounting holes 31,41.These first clamping plate 30 and second clamping plate, 40 tops are inside horizontal-extending one

teat

32,42 respectively.The both side edges that described teat 32,34 cooperates the inboard appropriate section of described first clamping plate 30 that are positioned at its underpart and second clamping plate 40 to come the described CD-ROM drive 100 of clamping respectively.

This interface switching device 50 comprises a printed circuit board (PCB) 51, one second interface 53, one the 3rd interface 54 and a switch 55.Establish relevant trace on this printed circuit board (PCB) 51, the fixed orifice 22 of its corresponding described installing plate 20 is offered some through holes 52; This second interface 53 is positioned at an end of described printed circuit board (PCB) 51; The 3rd interface 54 is positioned at the other end of described printed circuit board (PCB) 51, and described printed circuit board (PCB) 51 electrically connects described second interface 53 and the 3rd interface 54 by described trace.Establish IDE (integrated device electronics) interface of power interface and 40 pins on the 3rd interface 54.Described switch 55 is electrically connected to the 5V power supply stitch of described the 3rd interface 54.

These guides 60 are that some can the bolt of corresponding screw lock in the

locking hole

14,16 of described brace table 10.These first support members 62 are some corresponding screw locks in the fixed orifice 13 of described brace table 10 and stretch out the bolt of these brace table 10 both side edges upper surfaces.These fixtures 64 are bolts that some correspondences are threaded into described interface switching device 50 described installing plate 20.

These flexible members 70 are some and described guide 60 matching used volute springs.These pads 80 are and described guide 60 and flexible member 70 matching used circular ring metal thin slices.

These second support members 90 comprise a support column 91 and a nut 92 respectively.This support column 91 is a screw rod.These second support members 90 are used for supporting this brace table 10.

When assembling this CDROM test clamping device, this installing plate 20 is placed described breach 15, described corresponding guide 60 passes respectively in the corresponding mounting hole 21 and the locking hole 16 of screw lock on the end wall at these breach 15 places on corresponding a pad 80, a flexible member 70, another pad 80 and the described installing plate 20 successively, is about to this installing plate 20 and is fixed to this brace table 10.This installing plate 20 can move up and down at described breach 15 places by the guide 60 of correspondence, to satisfy the needs of the CD-ROM drive of testing different-thickness.

This interface switching device 50 is placed on the upper surface of described installing plate 20, these fixtures 64 pass respectively in the through hole 52 and the fixed orifice 22 of screw lock on this installing plate 20 on this interface switching device 50, are about to this interface switching device 50 and are fixed to this installing plate 20.

Described each support column 91 is passed corresponding nut 92 screw togather to the corresponding screw 12 in 10 4 jiaos of places of this brace table, be about to described support member 90 and be fixed to this brace table 10.These nuts 92 are used for preventing that described brace table 10 from gliding along described support column 91.

Described first support member 62 passes the fixed orifice 13 of described brace table 10 and stretches out this brace table 10 upper surfaces, and the height that described first support member 62 stretches out this brace table 10 is identical, and this height is decided by the thickness of tested CD-ROM drive.Described first clamping plate 30 and second clamping plate 40 are put in the both side edges of this brace table 10 respectively, described corresponding guide 60 passes mounting hole 31 on corresponding a described pad 80, a flexible member 70, another pad 80 and described first clamping plate 30 respectively successively and screws togather corresponding locking hole 14 to this brace table 10, is about to described first clamping plate 30 and is fixed to described brace table 10.Described corresponding guide 60 passes mounting hole 41 on corresponding a described pad 80, a flexible member 70, another pad 80 and described second clamping plate 40 respectively successively and screws togather corresponding locking hole 14 to this brace table 10, is about to described second clamping plate 40 and is fixed to described brace table 10 described first clamping plate 30 and second clamping plate 40 guide 60 by correspondence and can moves horizontally in the both side edges of described brace table 10.

Please consult Fig. 4 jointly, before test job begins, the outside that described first support member 62 supports described first clamping plate 30 and second clamping plate 40 promotes described first clamping plate 30 and second clamping plate 40 along corresponding guide 60 to these brace table 10 outsides in the described equal height by tested CD-ROM drive 100 decisions; Described tested CD-ROM drive 100 is packed in the groove 11 of this brace table 10; Make its

teat

32 and 42 be pressed in the top of the both side edges of this tested CD-ROM drive 100 to this brace table 10 third sides to promoting these first clamping plate 30 and second clamping plate 40 along corresponding guide 60; Then promote this tested CD-ROM drive 100 near this interface switching device 50 to described breach 15 directions, the upper-lower position of regulating this installing plate 20 simultaneously makes described first interface 120 of this tested CD-ROM drive 100 be connected to second interface 53 of described interface switching device 50 fully, in the whole process, described flexible member 70 is in compressive state, make described installing plate 20 flexible fastenings in described brace table 10, described first clamping plate 30 and second clamping plate 40 compress described tested CD-ROM drive, and the vibrations when preventing because of test cause interface to come off.Need to prove that this interface switching device 50 is used to transfer the standard testing platform interface of described first interface, 120 to one desktop computers of this tested CD-ROM drive 100 to verify the performance parameter of this tested CD-ROM drive 100.This printed circuit board (PCB) 51 designs according to the access pin of notebook computer slim optical drive and the CD-ROM driver interface pin of corresponding desktop computer, electrically connect both interface by placement-and-routing, make the performance quality checking that the notebook computer slim optical drive can be correlated with the standard CD-ROM drive test platform of existing desktop computer.The 3rd interface 54 is connected to the corresponding CD-ROM drive test interface pin of desktop computer by the corresponding data line, promptly finishes being electrically connected of relevant interface of notebook computer slim optical drive interface and desktop computer standard testing platform.After finishing above-mentioned steps, open described switch 55 and desktop computer relative program, can test tested CD-ROM drive 100 capability and performances.Because this switch 55 can cut-off at any time, thereby control break-make, so conveniently replaced tested CD-ROM drive 100 is realized the test in production line test and other field by the electric current of described tested CD-ROM drive 100.

Claims

1. CDROM test clamping device is used for the performance of aided verification notebook computer slim optical drive, and described CD-ROM drive comprises one first interface, it is characterized in that: described CDROM test clamping device comprises a stationary installation and an interface switching device; Described stationary installation is in order to fixing described CD-ROM drive, described interface switching device comprises a printed circuit board (PCB), one second interface, one the 3rd interface and a switch, described printed circuit board (PCB) electrically connects described second interface and the 3rd interface, described second interface is connected with first interface of described CD-ROM drive, described the 3rd interface is connected to the corresponding CD-ROM drive test interface of computer, and described switch and described the 3rd interface electrically connect the break-make of controlling by the electric current of described CD-ROM drive.

2. CDROM test clamping device as claimed in claim 1, it is characterized in that: described stationary installation comprises a brace table, one first clamping plate, one second clamping plate, establish a groove in the middle of the described brace table, described groove is used for placing described CD-ROM drive, and described first clamping plate and second clamping plate are installed in the both side edges of described brace table and are used for the described CD-ROM drive of clamping.

3. CDROM test clamping device as claimed in claim 2, it is characterized in that: the top of described first clamping plate and second clamping plate is inside horizontal-extending one teat respectively, the both side edges that described teat cooperates the inboard appropriate section of described first clamping plate that are positioned at its below and second clamping plate to come the described CD-ROM drive of clamping.

4. CDROM test clamping device as claimed in claim 2 is characterized in that: described CDROM test clamping device further comprises an installing plate, some guides, plurality of elastic element and some pads; One end of described brace table is established a breach, establishes some locking holes on the breach end wall of described brace table; The corresponding described locking hole of described installing plate is provided with the some mounting holes that run through its end walls; Described guide passes the mounting hole on corresponding a pad, a flexible member, another pad and the described installing plate respectively successively and screws togather corresponding locking hole to the described breach end wall.

5. CDROM test clamping device as claimed in claim 4, it is characterized in that: described CDROM test clamping device also comprises the plurality of fixed part, the plurality of fixed hole is established on described installing plate top, the corresponding described fixed orifice of described interface switching device is offered some through holes, and described fixture passes described through hole and the corresponding fixed orifice of screw lock on described installing plate.

6. CDROM test clamping device as claimed in claim 2, it is characterized in that: described stationary installation also comprises some guides, described brace table both side edges is provided with some locking holes, the corresponding described locking hole of described first clamping plate and second clamping plate is established some mounting holes, and described guide passes the mounting hole on described first clamping plate and second clamping plate respectively and screws togather to the corresponding locking hole at described brace table both side edges place.

7. CDROM test clamping device as claimed in claim 6, it is characterized in that: described stationary installation further comprises plurality of elastic element and some pads, and described guide passes a corresponding pad, a flexible member and another pad respectively successively and screws togather to the corresponding locking hole at described brace table both side edges place.

8. CDROM test clamping device as claimed in claim 5, it is characterized in that: described stationary installation further comprises one first support member, described brace table both side edges is provided with the plurality of fixed hole respectively, described first support member passes the fixed orifice of described brace table both side edges respectively and stretches out this brace table both side edges upper surface in a height, and this height is decided by the thickness of described CD-ROM drive.

9. as claim 4 or 8 described CDROM test clamping devices, it is characterized in that: described stationary installation further comprises one second support member, described second support member comprises a support column and a nut respectively, four jiaos of described brace tables place establishes a screw respectively, and described each support column passes the described screw that corresponding described nut screws togather to the described brace table and supports described brace table.