CN100508038C - Optical disk driver mounted with tilt compensating device - Google Patents
Optical disk driver mounted with tilt compensating device Download PDFInfo
- Publication number
- CN100508038C CN100508038C CNB2006100239484A CN200610023948A CN100508038C CN 100508038 C CN100508038 C CN 100508038C CN B2006100239484 A CNB2006100239484 A CN B2006100239484A CN 200610023948 A CN200610023948 A CN 200610023948A CN 100508038 C CN100508038 C CN 100508038C
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- bilge
- inclination
- compensating device
- tilt
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Abstract
This invention relates to a CD drive with a tilt regulation device including: a cabin bottom, a tilt bottom set at one side of the bottom along the thickness of the bottom and keeping a distance with each other, a dial set on one side of the bottom and rotating with a rotation shaft along the bottom thickness as the center and rotationally supporting a CD, a light pick up component mounted on the tilt bottom along the radius direction of the CD movably and testing the distortion degree of the CD at the same time when light irradiates on the CD, a rotation supporting part supporting the tilt bottom and to tilt against the cabin bottom and a tilt regulation device keeping a distance with the rotation supporting part to tilt the tilt bottom against the cabin bottom according to the distortion degree of the CD.
Description
Technical field
The present invention relates to be equipped with the CD drive of tilt compensating device, relate in particular to be equipped with can be when CD rotates the distortion of perception CD, the CD drive of coming the tilt compensating device of oblique light picking up assembly then according to the deformation extent of CD.
Background technology
CD drive be meant optical instruments such as utilizing optical picking up assembly regenerate the information that write down on the CD or on CD the device of record and regenerating information.
Usually CD drive is provided with and can regulates the levelness of optical picking up assembly so that make optical picking up assembly with the tilt compensating device of light vertical irradiation to the cd-rom recording surface with respect to the record surface of CD.
Fig. 1 is the existing bilge planimetric map that the CD drive of tilt compensating device is installed.
Fig. 2 is the sectional drawing after Fig. 1 is disconnected along the II-II line.Shown in these figure, in a side of the bilge 101 rotating disk 111 that can be rotated support to CD 100 is installed, below rotating disk 111, connecting drive motor 113 so that rotating disk 111 is rotated driving.
Side at rotating disk 111 is equipped with optical picking up assembly 115, and optical picking up assembly 105 can move along the radial direction of CD 100, can light shine on the record surface of CD 100 simultaneously.Mutual guide pole 121 arranged side by side is installed so that to optical picking up assembly 115 channeling conducts on the bilge 101.
In a side of guide pole 121, can move and install and picked up drive division 125 along guide pole 121 in order to make optical picking up assembly 115.Pick up drive division 125 and be provided with guide screw 126 of installing side by side and the screw drive motor 127 that is used for guide screw 126 is rotated driving with guide pole 121.In a side of optical picking up assembly 115, for guide screw 126 mutually interlock and outwards screw connecting portion 117 has been installed highlightedly so that make optical picking up assembly 115 be linear motion when guide screw 126 rotation.
On the other hand, the supported accessory 123 of a side of each guide pole 121 is supporting, so that guide pole 121 can be rotated along the above-below direction of the bilge 101; And on opposite side, for light can vertically be shone on the record surface of CD 100 and the tilt compensating device 131 of the relative position that is used for regulating optical picking up assembly 115 has been installed.
Be equipped with on the tilt compensating device 131 that the other end at each guide pole 121 is supporting the end of each guide pole 121 and the bracing frame 133 that can carry out highly regulating and carry out the spring accessory 135 of Elastic Contact with the upside of each guide pole 121.On each bracing frame 133 spirality adjustment part 134 is installed so that can regulate the height of guide pole 121 with respect to the bilge 101.
; concerning this existing CD drive; when placing on the rotating disk 111 under the state of standard optical disc (not shown), regulate the relative position of guide pole 121 by spirality adjustment part 134, thereby revisal is carried out in the inclination of optical picking up assembly 115 with respect to the bilge 101.If but, thereby exist the situation that generation sometimes can not be carried out information regeneration and/or record because to lack to be the crooked CD 100 of distortion that waits to have taken place just change the position of optical picking up assembly 115 so that light can vertically be radiated at the correction for inclined equipment on the CD 100 at the deformation extent of CD 100 at the CD 100 that is placed in the middle of the use.
Summary of the invention
The present invention proposes for addressing the above problem just, and its purpose is to provide a kind of and the distortion that can perceive CD when CD rotates is installed and comes the tilt CD drive of tilt compensating device of processing of optical picking up assembly at distortion.
To achieve these goals, a kind of CD drive that tilt compensating device is installed of the present invention is characterized in that comprising following ingredient: the bilge; Be installed in a side of the above-mentioned bilge and at the bottom of the inclination of a distance along the thickness direction of the above-mentioned bilge; Be set at the above-mentioned bilge a side and can be being the rotating disk of being responsible for CD is rotated support that the center is rotated along the mounted turning axle of the thickness direction of the above-mentioned bilge; On being installed at the bottom of the above-mentioned inclination movably, and detect the optical picking up assembly of the deformation extent of above-mentioned CD in can be on light shining above-mentioned CD along the radial direction of above-mentioned CD; The rotational support portion that is supporting at the bottom of the above-mentioned inclination and it can be tilted with respect to the above-mentioned bilge; Be spaced a distance with above-mentioned rotational support portion, and can make the tilt compensating device that tilts with respect to the above-mentioned bilge at the bottom of the above-mentioned inclination according to the deformation extent of above-mentioned CD.
Here, above-mentioned tilt compensating device preferably includes following ingredient: can be rotated and its profile exists the cam of difference in height on peripheral direction at the bilge; Be responsible for above-mentioned cam is rotated the cam drive motor of driving; On being installed at the bottom of the above-mentioned inclination, the follower that the one side contacts and can carry out relative motion with above-mentioned cam contour.
Tool effect when described rotational support portion is equipped with following ingredient: be equipped with and contact at the bottom of the above-mentioned inclination and can carry out ball type of contact surface in relative rotation, and the incline hinge pin that is connected with the above-mentioned bilge after at the bottom of having connected above-mentioned inclination of one side; Be connected with above-mentioned incline hinge pin and be set at the above-mentioned bilge and tilt at the end, so that separate the spacer spring of a distance at the bottom of the above-mentioned inclination with the above-mentioned bilge.
Described rotational support portion preferably is installed in above-mentioned rotating disk one side, and presents the state of lateral separation one distance on the moving direction of above-mentioned optical picking up assembly.
What have more effect is, a side of above-mentioned tilt compensating device also be equipped with connect above-mentioned inclination at the bottom of and the screw that is connected with the above-mentioned bilge and by at the bottom of applying elasticity strength to make above-mentioned inclination to the near spring of the above-mentioned bilge one side joint.
Optimal situation is also to comprise following ingredient: on being installed at the bottom of the above-mentioned inclination and can make at the bottom of the above-mentioned inclination incline hinge pin-and-hole with a length that moves with respect to above-mentioned incline hinge pin along the plate face direction of the above-mentioned bilge; For the optical axis that makes above-mentioned optical picking up assembly can move along the diametric(al) of above-mentioned CD, and make the above-mentioned bilge along adjustment part, position that the plate face direction of the above-mentioned bilge relatively moves.
Adjustment part, described position preferably includes following ingredient: be connected and opposite side and the extension spring that is connected at the bottom of the above-mentioned inclination with the above-mentioned bilge by a side and its side that can extend at the bottom of being arranged on above-mentioned inclination sidewards along plate face direction on the moving direction of above-mentioned optical picking up assembly; One side carries out that screw is connected and contacted adjustment screw at the bottom of opposite side and the above-mentioned inclination along the flexible direction of above-mentioned extension spring and the above-mentioned bilge.
Preferably be installed in the downside of the above-mentioned bilge at the bottom of the described inclination.
Described CD preferably outside is equipped with the optical disc cartridge of outer box, and the outer box support portion that can support above-mentioned outer box preferably is installed on the above-mentioned bilge.
Effect of the present invention:
In sum, the tilt compensating device that the distortion that can perceive CD when CD rotates is installed on the CD drive that tilt compensating device is installed of the present invention and can optical picking up assembly is tilted at distortion.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 is the existing bilge planimetric map that the CD drive of tilt compensating device is installed;
Fig. 2 is the sectional drawing after Fig. 1 is disconnected along the II-II line;
Fig. 3 is with major part planimetric map that embodiment is the CD drive that tilt compensating device is installed of foundation among the present invention;
Fig. 4 and Fig. 5 are respectively the sectional drawings after Fig. 4 is disconnected along IV-IV line and V-V line;
Fig. 6 is CD drive that tilt compensating device is installed among the present invention synoptic diagram when loading optical disc cartridge;
Fig. 7 is the sectional drawing after Fig. 3 is disconnected along the VII-VII line;
Fig. 8 is the synoptic diagram of the rotation status of displayed map 7 cam.
The symbol description of major part in the accompanying drawing:
10,16: CD 21: the bilge
23: rotating disk 25: guidepost
27: box support portion 31: tilt at the end
35: optical picking up assembly 37: guide pole
38: guide screw 41: rotational support portion
43: incline hinge pin 44: spherical
45: spacer spring 51: tilt compensating device
53: cam 54a: cam contour
54b: toothed region 55: cam drive motor
59: follower 62: screw
63: spring 65: the adjustment part, position
66: extension spring 67: adjust screw
Embodiment
Below just be described in detail at the CD drive that the present invention is equipped with tilt compensating device with reference to accompanying drawing.
Fig. 3 is the floor map of major part of CD drive that the tilt compensating device that is foundation is installed with one embodiment of the present of invention, Fig. 4 and Fig. 5 are respectively the sectional drawings after Fig. 4 is disconnected along IV-IV line and V-V line, Fig. 7 is the sectional drawing after Fig. 3 is disconnected along the VII-VII line, and Fig. 8 is the rotation status synoptic diagram of Fig. 7 cam.
Shown as these accompanying drawings, the CD drive that this tilt compensating device is installed comprises following ingredient: the bilge 21; At the bottom of being installed in a side of the above-mentioned bilge 21 and having the inclination of certain intervals along the thickness direction of the bilge 21 31; The turning axle that is installed in a side of the above-mentioned bilge 21 and can be mounted with the thickness direction along the bilge 21 is the rotating disk 23 of being responsible for CD 10 is rotated support that the center is rotated; Be installed at the end 31 that tilts and can move along the radial direction of CD 10 so that when making illumination be mapped on the CD 10, detect the optical picking up assembly 35 of the deformation extent of CD 10; Supporting at the bottom of the above-mentioned inclination 31 and rotational support portion 41 that it can be tilted with respect to the bilge 21; Spaced apart and can make at the bottom of the above-mentioned inclination 31 tilt compensating devices 51 that tilt with respect to the bilge 21 with rotational support portion 41 at the deformation extent of CD 10.
The bilge 21 is configured to approach straight dimetric tabular, and its middle section is open state, and its side is equipped with the rotating disk 23 that can carry out rotatable support to CD 10.Downside at rotating disk 23 is equipped with drive motor 24, so that rotating disk 23 is rotated driving.
Be equipped with than rotating disk 23 volumes at the bottom of the little and tabular inclination of straight quadrangle that keep at a certain distance away with rotating disk 31 at the downside of rotating disk 23, in that be equipped with can be at the optical picking up assembly 35 that light is detected the deformation extent of CD 10 when the downside of above-mentioned CD 10 shines on the CD 10 at the end 31 that tilts.31 both sides are equipped with the guide pole 37 that a couple can guide above-mentioned optical picking up assembly 35 to move along the radial direction of CD 10 at the bottom of above-mentioned inclination, are equipped with and guide pole 37 guide screw 38 side by side in a side of guide pole 37.One side end of guide screw 38 links to each other with screw drive motor 39 so that guide screw 38 can be carried out positive and negative rotation.
On the other hand, on the two side areas of rotating disk 23, be equipped with and turn the rotational support portion 41 that supports with respect to 21 pairs of the bilge end 31 that tilts, the tilt compensating device 51 that the inclination end 31 is tilted is installed at the offside end regions of rotating disk 23 along the length direction of the bilge 21 along the Width of the bilge 21.
Be equipped with in the rotational support portion 41 that its front end carries out the incline hinge pin 43 that screw is connected with the bilge 21 after passing the end 31 that tilts; Be installed in the bilge 21 and and be responsible for applying elastic force so that the tilt end 31 and the bilge 21 leave the spacer spring 45 of certain distance at the end 31 that tilts.On each incline hinge pin 43, spherical 44 is installed so that carry out tiltable the contact with the end 31 that tilts.Be installed at the bottom of the above-mentioned inclination on 31 and can make above-mentioned inclination at the bottom of 31 the incline hinge pin-and-holes 33 that move with respect to above-mentioned incline hinge pin 43 along the plate face direction of the above-mentioned bilge 21 with certain-length.
Around the outside of cam 53, toothed region 54b is installed, and interlock with cam drive motor 55 and is the transmission gear 57 that being rotated of one is connected on toothed region 54b.
Be equipped with in a side of cam drive motor 55 and pass the end 31 and to carry out with the bilge 21 that screw is connected so that the screw 62 that follower 59 can flexiblely be contacted with cam contour 54a; Be installed in the head of screw 62 and, be responsible on the direction of the end 31 that tilt, applying the spring 63 of elastic force at the end 31 that tilts near the bilge 21.
Middle section in the bilge 21 both sides; such as shown in Figure 6; be separately installed with guidepost 25 so that the outside is equipped with the leading section channeling conduct of the optical disc cartridge 15 of the outer box 17 that can protect CD 16, be separately installed with the outer box support portion 27 that the rear end of being responsible for external box 17 is supported in the two side areas of rotating disk 23.
On the other hand, Width along the bilge 21, in the side of screw drive motor 39 adjustment part, position 65 is installed, it is responsible for making the end 31 that tilts to move the position of adjusting the bilge 21 along the plate face direction of the bilge 21, so that make the optical axis center of optical picking up assembly 35 consistent with the rotation center of rotating disk 23.
Adjustment part, position 65 comprises following ingredient: laterally install on the moving direction of optical picking up assembly 35 along the plate face direction of the bilge 21, and a side is connected with the bilge 21 and a pair of extension spring 66 that opposite side is connected with the bilge 21; Be installed in along the moving direction of optical picking up assembly 35 that the centre of two extension springs 66 and a side contacted with the inclination end 31 and opposite side carries out the adjustment screw 67 that screw is connected with the bilge 21.According to this structure, as long as suitably rotation adjustment screw 67 just can make the optical axis center of optical picking up assembly 35 consistent with the center of CD 10.
On the other hand, if CD 10 or optical disc cartridge 15 are installed on the rotating disk 23, rotating disk 23 just is rotated under the effect of drive motor 24 so.Optical picking up assembly 35 light shines on the record surface of CD 10,16, at this moment, the distortion if CD 10,16 bends etc., cam drive motor 55 is rotated with regard to driving cam 53 so that light can vertically shine on the CD 10.If cam 53 begins rotation, so with just motion up or down of the contacted follower of cam contour 54a 59, with at the bottom of the spherical 44 contacted inclinations 31 keeping relatively rotating with spherical 44 contacted states.Then, make the end 31 to carry out relative tilt, the light that vertical irradiations come out in the middle of the optical picking up assembly 35 can vertically be shone on the record surface of CD 10 with this at the deformation extent of CD 10 record surfaces.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.
Claims (7)
1, a kind of CD drive that tilt compensating device is installed is characterized in that comprising following ingredient:
The bilge;
Be installed in the bilge one side along the thickness direction of the described bilge and had each other at the bottom of at interval the inclination;
Be installed in the above-mentioned bilge a side and can be being the rotating disk of being responsible for CD is rotated support that the center is rotated along the mounted turning axle of above-mentioned bilge thickness direction;
On being installed at the bottom of the above-mentioned inclination movably, and detect the optical picking up assembly of the deformation extent of above-mentioned CD in can be on light shining above-mentioned CD along the radial direction of above-mentioned CD;
Supporting at the bottom of the above-mentioned inclination and can make above-mentioned inclination at the bottom of the rotational support portion of tilting with respect to the above-mentioned bilge, wherein, described rotational support portion is equipped with following ingredient:
With contact at the bottom of the above-mentioned inclination and can carry out ball type of contact surface in relative rotation, the incline hinge pin that is connected with the above-mentioned bilge after at the bottom of passing above-mentioned inclination of one side simultaneously;
Be connected on the above-mentioned incline hinge pin, and be installed in the above-mentioned bilge and at the end that tilts so that separate the spacer spring of a distance at the bottom of the above-mentioned inclination with the above-mentioned bilge;
With an above-mentioned rotational support portion distance at interval, and can make the tilt compensating device that tilts with respect to the above-mentioned bilge at the bottom of the above-mentioned inclination according to the deformation extent of above-mentioned CD;
A side of above-mentioned tilt compensating device also be equipped with pass above-mentioned inclination at the bottom of and the screw that is connected with the above-mentioned bilge and by at the bottom of applying elasticity strength to make above-mentioned inclination to the near spring of the bilge one side joint.
2, the CD drive that tilt compensating device is installed as claimed in claim 1 is characterized in that:
Described tilt compensating device comprises following ingredient:
Can be rotated and there is the cam of difference in height in its profile on peripheral direction at the bilge;
Be responsible for above-mentioned cam is rotated the cam drive motor of driving;
On being installed at the bottom of the above-mentioned inclination, the follower that the one side contacts and can carry out relative motion with above-mentioned cam contour.
3, the CD drive that tilt compensating device is installed as claimed in claim 1 is characterized in that:
Described rotational support portion is installed in above-mentioned rotating disk one side, and presents the state of lateral separation one distance on the moving direction of above-mentioned optical picking up assembly.
4, the CD drive that tilt compensating device is installed as claimed in claim 1 is characterized in that it also comprises following ingredient:
On being installed at the bottom of the above-mentioned inclination and can make at the bottom of the above-mentioned inclination the incline hinge pin-and-hole that moves with respect to above-mentioned incline hinge pin along the plate face direction of the above-mentioned bilge with a length;
For the optical axis that makes above-mentioned optical picking up assembly can move along the diametric(al) of above-mentioned CD, and make the above-mentioned bilge along adjustment part, position that the plate face direction of the above-mentioned bilge relatively moves.
5, the CD drive that tilt compensating device is installed as claimed in claim 4 is characterized in that:
Adjustment part, described position comprises following ingredient:
Side at the bottom of quilt is installed in above-mentioned inclination sidewards along plate face direction on the moving direction of above-mentioned optical picking up assembly, its side that can extend is connected and opposite side and the extension spring that is connected at the bottom of the above-mentioned inclination with the above-mentioned bilge simultaneously;
One side carries out that screw is connected and contacted adjustment screw at the bottom of opposite side and the above-mentioned inclination along the flexible direction of above-mentioned extension spring and the above-mentioned bilge.
6, as any described CD drive that tilt compensating device is installed in the claim 1 to 5, it is characterized in that:
Be installed in the downside of the above-mentioned bilge at the bottom of the described inclination.
7, as any described CD drive that tilt compensating device is installed in the claim 1 to 5, it is characterized in that:
Described CD is that the outside is equipped with the optical disc cartridge of outer box, and the outer box support portion that can support above-mentioned outer box is installed on the above-mentioned bilge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100239484A CN100508038C (en) | 2006-02-17 | 2006-02-17 | Optical disk driver mounted with tilt compensating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100239484A CN100508038C (en) | 2006-02-17 | 2006-02-17 | Optical disk driver mounted with tilt compensating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101025949A CN101025949A (en) | 2007-08-29 |
| CN100508038C true CN100508038C (en) | 2009-07-01 |
Family
ID=38744167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100239484A Expired - Fee Related CN100508038C (en) | 2006-02-17 | 2006-02-17 | Optical disk driver mounted with tilt compensating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100508038C (en) |
-
2006
- 2006-02-17 CN CNB2006100239484A patent/CN100508038C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101025949A (en) | 2007-08-29 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20100217 |