CN202003678U

CN202003678U - Suction optical disc drive

Info

Publication number: CN202003678U
Application number: CN2011200637986U
Authority: CN
Inventors: 张友铭; 吴仁琛
Original assignee: Quanta Storage Inc
Current assignee: Quanta Storage Inc
Priority date: 2011-03-11
Filing date: 2011-03-11
Publication date: 2011-10-05
Anticipated expiration: 2021-03-11

Abstract

The utility model discloses a suction optical disc drive. A roller is arranged at a passageway of an optical disc drive module for driving an optical disc to enter or exit from the suction optical disc drive so as to read or write data of the optical disc. The optical disc module is covered by a shell, a rubber sheet is fixed at the position opposite to the roller, and a guide strip is arranged just opposite to the roller. A guide bump is convexly arranged on the rubber sheet and placed at the centre of the passageway, and the guide strip is close to the passageway. The roller and the guide strip clamp the optical disc to form a pivot, and the guide bump is propped against one side of the deformed optical disc for raising the other side of the deformed optical disc so as to insert or eject the optical disc smoothly.

Description

Suction-type optical drive

Technical field

The utility model relates to a kind of CD player, especially relates to the suction-type optical drive that utilizes laser light read-write information or media discs sheet.

Background technology

Suction-type optical drive utilizes the powered rotation roller to push or release discs automatically at the profile specification of discs.But through hot environment, improperly deposit or use for a long time, the discs face shaping of thin rounded flakes shape plastic cement material changes, and causes the suction-type optical drive discs of can't advancing and retreat smoothly easily.

As shown in Figure 1, be the suction-type optical drive 10 of background technology.Suction-type optical drive 10 utilizes powered rotation roller 11, cooperates the sliver 13 that is fixed on casing 12, with the discs 14 in the middle of insertion roller 11 and the sliver 13, pushes the positioned internal of suction-type optical drive 10 automatically.Allow the Spindle Motor 16 on the movement 15 cooperate gripping mechanisms (figure does not show), vise the center pit 17 of discs 14, rotating disc sheet 14 reads and writes data.When ejecting CD sheet 14, utilize roller 11 and the middle discs 14 of sliver 13 clampings equally, counter-rotating roller 11 is released suction-type optical drives 10 with discs 14 automatically, the convenient discs 14 of taking out.

Yet, though the discs 14 that suction-type optical drive 10 can be advanced and retreat smoothly and be met the profile specification, for the discs 14a of distortion, distortion discs 14a especially as shown in phantom in Figure 1, face shaping produces periphery and upwarps and umbilicate flexural deformation.Suction-type optical drive 10 because of the clamping of roller 11 with sliver 13, can't allow the center pit of distortion discs 14a depression effectively climb away Spindle Motor 16 when ejecting CD sheet, causes discs to be subjected to jam, can not withdraw from suction-type optical drive 10 smoothly.Therefore, the suction-type optical drive of background technology is withdrawing from the discs of distortion, still has problem to need to be resolved hurrily.

The utility model content

The purpose of this utility model is to provide a kind of suction-type optical drive, by gateway the guiding projection is set, cooperates the clamping of sliver and roller, the center pit of lever voltage rise discs at suction-type optical drive, the clamp that breaks away from Spindle Motor is with the sheet that ejects CD smoothly.

In order to reach the purpose of aforementioned utility model, the utility model provides a kind of suction-type optical drive, and it comprises: dish machine module, and it is provided with a rotating roller in the gateway, be used to drive discs and enter or withdraw from suction-type optical drive, to read or write the data of discs; Casing, it covers this dish machine module; Sheet rubber, it is fixed on this casing position of this roller relatively, faces roller and is provided with sliver; And the guiding projection, it is convexly equipped with at this sheet rubber, is positioned at the central authorities of this gateway, and than this sliver near this gateway.

This guiding projection is a chevron, protruding inside to this suction-type optical drive.

This guiding projection gradually convexes to form preceding guide face to suction-type optical drive inside from sheet rubber by this gateway, and to peak formation top, the sheet rubber that tilts back from the top again forms the back guide face.

Should preceding guide face be little gradient, enter this suction-type optical drive in order to the direct light disc towards the gateway.

This space utilizes screw will lock on this casing for the guiding projection.

This space is integrally formed by sheet rubber for the guiding projection.

The discs of this roller and sliver clamping distortion forms fulcrum, and the guiding projection peaks at a side of the discs of distortion, with the opposite side of the discs of raising distortion.

This guiding projection has the protrusion height that is limited in the amplitude range that breaks away from the discs rotation.

Advantage of the present utility model is, this suction-type optical drive can be provided with the guiding projection by the gateway at suction-type optical drive, cooperates the fulcrum that is retained as of sliver and roller, the center pit of lever voltage rise distortion discs, the clamp that breaks away from Spindle Motor is to reach the effect of the sheet that ejects CD smoothly.

Description of drawings

Fig. 1 is the partial side diagrammatic cross-section of background technology suction-type optical drive;

Fig. 2 is the exploded perspective view of the utility model suction-type optical drive;

Fig. 3 is the structural drawing of the utility model casing bottom surface;

Fig. 4 is the partial side sectional view of the utility model suction-type optical drive advance and retreat discs;

Fig. 5 plays the partial side sectional view of discs for the utility model suction-type optical drive.

The main element symbol description

20 suction-type optical drives

21 dish machine modules

22 casings

23 sheet rubbers

24 gateways

25 rollers

26 power units

27 gripping mechanisms

28 main shaft horse axles

29 read heads

30 fixed parts

31 clamping holes

32 joint faces

33 in conjunction with pin

34 guiding faces

35 slivers

36 guiding projections

Guide face before 37

38 back guide faces

39 tops

40, the 40a discs

Embodiment

Relevant the utility model is for reaching above-mentioned purpose, and technological means that is adopted and effect thereof are lifted preferred embodiment now, and conjunction with figs. is illustrated as follows.

Please refer to Fig. 2 and Fig. 3, Fig. 2 is a suction-type optical drive of the present utility model, and Fig. 3 is a casing of the present utility model bottom surface structure.Suction-type optical drive 20 comprises dish machine module 21, casing 22 and sheet rubber 23.Its mid-game machine module 21 has the function that CD player reads or writes the discs data.Dish machine module 21 is provided with a roller 25 in discs gateway 24,, is driven discs 40 and enters dish machine module 21 to rotation by the power unit 26 of dish machine module 21.After discs 40 enters the location, gripping mechanism 27 and main shaft horse axle 28 by dish machine module 21 clamp discs 40, then start main shaft horse axle 28 rotating disc sheets 40, the read head 29 of utilization dish machine module 21 radially moves around in discs 40 again, with the data of writable disc sheet 40.After finishing read-write, gripping mechanism 27 and main shaft horse axle 28 discharges discs 40, by the power unit 26 backward rotation rollers 25 of dish machine module 21, drives discs 40 and withdraws to the gateway 24.

Casing 22 is in order to covering dish machine module 21, and in the position of counter roller 25 fixed part 30 is set, in order to fixing sheet rubber 23.The fixed form of sheet rubber 23 can be pastes or lock is established etc.Present embodiment is to dig at fixed part 30 to establish a plurality of clamping holes 31, and the joint face 32 of sheet rubber 23, in the position of clamping hole 31 relatively, is convexly equipped with a plurality ofly in conjunction with pin 33, makes in conjunction with pin 33 and embeds clamping holes 31, sheet rubber 23 is fixed on the fixed part 30 of casing 22.After sheet rubber 23 was fixed on the bottom surface of casing 22, sheet rubber 23 formed the sliver 35 of wedge shape at the guiding face 34 towards roller 25.The position is in the central authorities near gateway 24, and sheet rubber 23 is provided with guiding projection 36 in addition.Guiding projection 36 can be a chevron projection, have preceding guide face 37, back guide face 38 and top 39, guiding projection 36 is by gateway 24 guide face 37 before suction-type optical drive 20 inside convex to form gradually from sheet rubber 23, form top 39 to peak, again the 39 sheet rubber 23 formation guide faces 38 afterwards that tilt back from the top.Preceding guide face 37 is little gradient, and the gradient of back guide face 38 is little, enters suction-type optical drive in order to direct light disc 40.Though present embodiment utilizes screw will guide projection 36 lockings on casing 22, guiding projection 36 also can be integrally formed by sheet rubber 23.

As shown in Figure 4, be the partial side section of the utility model suction-type optical drive advance and retreat discs.Sheet rubber 23 is fixed on casing 22, and the sliver 35 of rubber guide card 23 faces roller 25.And guiding projection 36 than sliver 35 near gateway 24, and in the past guide face 37 towards the gateway 24.When undeformed discs 40 is inserted gateway 24, preceding guide face 37 direct light discs 40 are to sliver 35, by the roller 25 that rotates and sliver chucking optical disk sheet 40 about in the of 35, do not contacting guiding projection 36 times, allow discs 40 data surface and Spindle Motor 28 down keep at a distance, avoid damaging the data of discs 40 records, push discs 40 to clamp automatically and locate.If when inserting distortion discs 40a as shown in phantom in Figure 4, under roller 25 that rotates and the formed fulcrum of sliver 35 clampings, the top 39 of guiding projection 36 will peak at the side of distortion discs 40a, with the be retained as fulcrum of roller 25 with sliver 35, raise the opposite side of distortion discs 40a, make the data surface of distortion discs 40a keep not contacting, push automatically and be out of shape discs 40a and locate to clamp with Spindle Motor 28.

As shown in Figure 5, play the partial side section of discs for the utility model suction-type optical drive.When suction-type optical drive 20 pushes discs 40 when clamp is located automatically, roller 25 descends, and discs 40 and then descends and allows Spindle Motor 28 vise the center pit 41 of discs 40 simultaneously, and discs 40 also can disengage guiding projection 36.When discs 40 during in play position, the discs 40 of Spindle Motor 28 high-speed rotation, the periphery of discs 40 produces bigger vibration amplitude, especially Bian Xing discs 40a amplitude maximum, must limit guiding projection 36 protrusion heights, break away from the peak swing scope that discs 40 is rotated, peak swing is generally determined by the empirical value of actual measurement, allow when the guiding projection that protrudes 36 is unlikely to be influenced discs and play the discs 40 of Spindle Motor 28 high-speed rotation.

Please join Fig. 4 again, when discs finishes playing need withdraw from the time, roller 25 rises, discs with sliver 35 clampings disengaging Spindle Motor 28 clamps, undeformed discs 40 is not contacting guiding projection 36 times, keeps at a distance with Spindle Motor 28 and releases suction-type optical drives automatically by the roller 25 that rotates.And the discs 40a of distortion, the top 39 of guiding projection 36 will peak at the side of distortion discs 40a, with the be retained as fulcrum of roller 25 with sliver 35, raise the opposite side of distortion discs 40a, make the center pit 41 of distortion discs 40a break away from Spindle Motor 28, release suction-type optical drive automatically by the roller 25 that rotates.

Therefore, suction-type optical drive of the present utility model, it can be provided with the guiding projection by the gateway at suction-type optical drive, the fulcrum that is retained as that cooperates sliver and roller, the center pit of discs is out of shape in the lever voltage rise, breaks away from the clamp of Spindle Motor, reaches the purpose of the sheet that ejects CD smoothly.

Claims

1. a suction-type optical drive is characterized in that, comprises: dish machine module, and it is provided with a rotating roller in the gateway, be used to drive discs and enter or withdraw from suction-type optical drive, to read or write the data of discs; Casing, it covers this dish machine module; Sheet rubber, it is fixed on this casing position of this roller relatively, faces roller and is provided with sliver; And the guiding projection, it is convexly equipped with at this sheet rubber, is positioned at the central authorities of this gateway, and than this sliver near this gateway.

2. suction-type optical drive as claimed in claim 1 is characterized in that, this guiding projection is a chevron, protruding inside to this suction-type optical drive.

3. suction-type optical drive as claimed in claim 2 is characterized in that, this guiding projection gradually convexes to form preceding guide face to suction-type optical drive inside from sheet rubber by this gateway, and to peak formation top, the sheet rubber that tilts back from the top again forms the back guide face.

4. suction-type optical drive as claimed in claim 3 is characterized in that, this preceding guide face is little gradient, enters this suction-type optical drive towards the gateway in order to the direct light disc.

5. suction-type optical drive as claimed in claim 1 is characterized in that, this space utilizes screw will lock on this casing for the guiding projection.

6. suction-type optical drive as claimed in claim 1 is characterized in that, this space is integrally formed by sheet rubber for the guiding projection.

7. suction-type optical drive as claimed in claim 1 is characterized in that, the discs of this roller and sliver clamping distortion forms fulcrum, and the guiding projection peaks at a side of the discs of distortion, with the opposite side of the discs of raising distortion.

8. suction-type optical drive as claimed in claim 1 is characterized in that, this guiding projection has the protrusion height that is limited in the amplitude range that breaks away from the discs rotation.