CN2812210Y

CN2812210Y - Optical disc machine

Info

Publication number: CN2812210Y
Application number: CN 200520114424
Authority: CN
Inventors: 方维行
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-07-27
Filing date: 2005-07-27
Publication date: 2006-08-30
Anticipated expiration: 2015-07-27

Abstract

The utility model relates to an optical disc machine which comprises an optical reader-writer installed in a machine cabin, a tray which can support optical discs and a tray delivery mechanism. An optical disc locating device is arranged on the tray to make the optical disc positioned on the tray when the optical disc is positioned in the discharging position of the machine cabin position and make the optic disc released when the optical disc enters the cabin to proceed the normal disc reading operation. Therefore, no matter what angle the optical disc machine is installed or placed, the optical disc can be ensured to enter the machine cabin of the optical disc machine successfully, and the optical disc can not slide off or offset with the action of gravity not to enter the machine cabin normally. Additionally, because the note-book type ultra-thin reader-writer is adopted by the utility model, a locating rotary shaft of the reader-writer is in a cylinder-bed type structure, a magnetic chuck is arranged on the corresponding surface in the machine cabin to the locating rotary shaft, the thickness of the whole optical disc machine is greatly reduced, the installation of the utility model on other integrated products can not be restricted by installing and using angles, and the use of the integrated products can also be more flexible and wide.

Description

CD-ROM device

Technical field

The utility model relates to a kind of CD-ROM device.

Technical background

Laser disc is big as a kind of information memory capacity, storage time, storage products of a specified duration obtained application more and more widely, present employed laser disc reads drive unit, comprise Computer optical disc drive, CD player, the VCD machine, DVD player etc., be commonly horizontal positioned, it is horizontality that laser disc also is in when the turnover cabin, but in some special occasions, need laser disc and laser disc to read drive unit for vertically placing or overturn more wide-angle, like this, will there are the following problems, laser disc is because the effect of gravity, from pallet, drop, or angled with pallet, can not stably place the pallet center, laser disc can not be put in storage smoothly, in addition, the laser disc reading device that generally uses is thicker mostly at present, is difficult to satisfy present application widely.For example integrated DVD playback equipment on Digital Television then may be arranged to various angles with the DVD playback equipment according to the design needs, and need DVD playing device profile thinner, to satisfy the volume requirement of Digital Television integral body.

The utility model content

The utility model has overcome above-mentioned shortcoming, provides a kind of simple in structure, uses flexible, easy to operate CD-ROM device.

The technical scheme in the invention for solving the technical problem is: comprise the optical R/W device that is installed in the cabin, pallet and tray delivery mechanism that can the support laser disc, described pallet links to each other with described tray delivery mechanism, make pallet in cabin, freely regain and send, described pallet is provided with and the laser disc shape, size adapts, be used to locate the inner edge of the circular arc of laser disc, pallet is provided with the laser disc locating device, when pallet is in launching position, can block as for the laser disc in the pallet, laser disc is positioned on the pallet, when pallet was in retrieving position, detent mechanism was opened, and discharged laser disc.

Described optical R/W device can adopt the ultra-thin formula optical R/W of notebook computer formula device, and described optical R/W device positioning rotating shaft is round table-like, and the face relative with positioning rotating shaft is provided with magnetic chuck in the described cabin.

Described laser disc locating device can comprise detent mechanism and return mechanism, and described return mechanism is opposite to the application of force direction of laser disc with detent mechanism.

Described detent mechanism can comprise the grab and the flexible member that are installed on the pallet inner edge edge, and described flexible member contacts with grab, gives power to the inner edge direction of grab.

Described return mechanism can comprise a driving member that links to each other with described tray delivery mechanism, with a pushing block that links to each other with described driving member, after pallet enters cabin, described pushing block give location mechanism to inner edge foreign side to power.

Described driving member can be transmission gear, and is fixed on the transmission shaft of described tray delivery mechanism, and the contacted side of described pushing block and grab is provided with ramp structure, and opposite side is provided with rack structure, and described rack structure is meshed with described transmission gear.

Described pushing block can be provided with guidepost on the face of pallet, be provided with L shaped gathering sill corresponding to tray bottom surface, and the corner of described gathering sill is oblique angle transition or the transition of camber line shape.

Can be provided with the slideway vertical on the described pushing block with the pallet direction,

Described flexible member can be spring.

Can be provided with groove on described dop and the face that laser disc contacts, the limit between described face that contacts with laser disc and the dop upper surface is provided with chamfering.

The utility model comprises the optical R/W device that is installed in the cabin, pallet and tray delivery mechanism that can the support laser disc, described pallet links to each other with described tray delivery mechanism, make pallet in cabin, freely regain and send, described pallet is provided with laser disc shape, size and adapts, be used to locate the inner edge of the circular arc of laser disc, by the laser disc locating device is set on pallet, can when going out bin location, laser disc be positioned on the described pallet, behind the laser disc warehouse entry, laser disc is discharged, read the dish operation normally.Like this, no matter CD-ROM device is installed at any angle or is placed, and can both guarantee that laser disc enters the cabin of CD-ROM device smoothly, and can not make laser disc because of the normal warehouse entry of action of gravity landing or skew.In addition, because the utility model has adopted the ultra-thin read write line of notebook type, the positioning rotating shaft of described read write line is round table-like structure, and the face relative with positioning rotating shaft is provided with magnetic chuck in the cabin, not only greatly reduce the thickness of overall optical disc player, can also in the process that reads the laser disc data,, make the running of laser disc more stable by the effect of positioning rotating shaft and magnetic chuck.Simultaneously, because the locating device that is provided with and adopted ultra-thin read write line, also make the installation of the utility model on other integrated products or not the restriction with use angle, also make integrated products use more flexibly and extensively.

Description of drawings

Fig. 1 is a structural representation of the present utility model

Fig. 2 is the synoptic diagram of push-plate structure in the utility model

Fig. 3 is the partial enlarged drawing of detent mechanism on the pallet in the utility model

Fig. 4 is the synoptic diagram of pallet when going out bin location in the utility model

Fig. 5 is the synoptic diagram of pallet when the warehouse entry position in the utility model

Fig. 6 is the synoptic diagram of tray bottom structure in the utility model

Embodiment

As shown in Figure 1, in cabin 1, be provided with optical R/W device 2, the pallet 3 that is used for the support laser disc, be used to control the tray delivery mechanism of tray in-out bin, be used for detent mechanism and return mechanism on laser disc location and the pallet, described pallet 3 links to each other with described tray delivery mechanism, and under the control of tray delivery mechanism, enter and withdraw from cabin, described pallet is provided with and the laser disc shape, size adapts, be used to lay the inner edge 8 of the circle of laser disc, described optical R/W device is arranged in the cabin, be used to drive the laser disc rotation, and read the information data of laser disc stored, when pallet is in retrieving position, the dead in line of the center of circle of described circular arc inner edge and optical R/W device positioning rotating shaft.

As shown in Figure 2, the shoulder of described inner edge is provided with two positioning tables 9, form groove between described positioning table and the inner edge, described detent mechanism comprises a grab 4 and a spring 5, as among Fig. 3 to as shown in the cut-open view on the tray motion axis, on the axis of described tray motion direction, be provided with a chute 10 between arc inner edge and the pallet outward flange, the length direction of described chute is consistent with the moving direction of pallet, described grab 4 is embedded in the described chute 10, and can move along the direction of chute is parallel, also be provided with a spring 5 along the chute length direction in the described chute, spring 5 pressurizeds are given 4 one thrusts to the inner edge direction of grab, described grab 4 on the side of inner edge, be provided with locating slot 11, two positioning tables 9 and grab 4 constitute a cocked hat on the arc inner edge, and the diameter of this leg-of-mutton inscribed circle is slightly less than the external diameter of laser disc, when placing laser disc, because spring is to the thrust of grab, laser disc can be positioned in the plane of determining by described positioning table 9 grooves and grab 4 locating slots, just laser disc be fixed in the plane of circular inner edge 8 on the pallet.Described grab 4 between the side of inner edge and upper surface, be provided with chamfering 12, when the user puts into pallet with laser disc, can make laser disc slip into locating slot by pushing laser disc along the inclined-plane of chamfering 12, inserting of laser disc is more prone to.Like this, no matter CD-ROM device or pallet are to be in horizontal positioned or vertically to place, and perhaps place from the horizontal by any angle, can both guarantee that laser disc can be fixed on the support inner edge of pallet reposefully.The bottom of described pushing block is provided with outstanding push rod 13, and the bottom surface of described pallet runner is provided with the groove 14 of strip, and described push rod passes from groove 14, reaches beyond the bottom surface of pallet.

As shown in Figure 4, described return mechanism comprises a pushing block 6 and a transmission gear 19, one lateral edges of described pushing block is provided with a slope 15, the other end is a rack structure 16, pallet turnover gear 18 rotations that described tray delivery mechanism drives transmission shaft 17 by a motor (indicating among the figure) and fixedlys connected with transmission shaft, described pallet turnover gear 18 is meshed with the rack structure 20 of tray bottom, make pallet can enter and withdraw from cabin, also be fixed with another transmission gear 19 on the described transmission shaft 17, described transmission gear 19 is meshed with the rack structure 16 of described pushing block 6, described pushing block 6 is provided with two slideways vertical with the pallet moving direction 21, make pushing block 6 in transmission gear 19 its processes that move of control, can on the direction vertical, move with the pallet moving direction.Described pushing block also is provided with a guidepost 22 on the surface of pallet, bottom surface corresponding to pallet, promptly be provided with gathering sill 23 towards the surface of optical R/W device and pushing block, as shown in Figure 6, described gathering sill is L-shaped, is the slope of one 45 degree in L shaped corner, at the pallet warehouse entry with when being about to cabin, described guidepost is embedded in the gathering sill, the moving direction of guiding pushing block.

Laser disc is not during warehouse entry, the user places pallet with laser disc, and laser disc is positioned in the circular inner edge of pallet by grab, afterwards, tray delivery mechanism starts, make the driving motor entry into service, and two transmission gears 18 on drive transmission shaft 17 and the transmission shaft, 19 co-rotation, at this moment, the pushing block position as shown in Figure 4, the rotation of transmission gear 18, be meshed with the rack structure 20 of tray bottom, pallet is moved in cabin reposefully, but this moment, the gear position of pushing block tooth bar 16 and transmission gear 19 staggered, transmission gear 19 not with pushing block on rack structure 16 engagement, transmission gear running idle motion, when pallet moves when soon entering cabin fully, guidepost 22 on the described pushing block 6 is owing to be subjected to the guide effect on 45 degree slopes in the gathering sill 23, make pushing block also move a bit of displacement to moving axis direction perpendicular to pallet with the slope, at this moment, tooth bar on the pushing block is meshed with transmission gear 19, driving motor remains in operation,

drive transmission gear

18,19 are rotated further, pallet continues parallel moving in cabin, simultaneously, the engagement of transmission gear 19 and tooth bar drives pushing block and moves along chute 21 directions are parallel, pallet when moving closer to the warehouse entry position, the push rod on the grab also simultaneously near pushing block until contacting with pushing block, continue in the parallel mobile process at pushing block 6, by the slope on the pushing block 6 with push rod 13 push to spring stress side in the opposite direction, make grab 4 unclamp location to laser disc, described pushing block position as shown in Figure 5, simultaneously, the optical R/W device lifts from original position, laser disc is held up from pallet, and with the magnetic chuck adhesive on cabin top, laser disc is positioned between round platform and the magnetic chuck, and dish is read in the entry into service of optical R/W device.Meanwhile, pushing block parallel move bring reference column into gathering sill with the perpendicular direction groove of push-plate axis of movement in, axis of movement direction at pallet between pallet and the described pushing block is fixed, can prevent that pallet is drawn out by external force, avoid the improper infringement that dish causes the optical R/W device of moving back.

After reading dish and finishing, the pallet process that delivers from godown is opposite fully with said process.After at first the optical R/W device stops operating, driving motor begins to rotate, drive

transmission gear

18,19 rotate, simultaneously, optical R/W device position is reduced, laser disc is fallen after rise in the inner edge of pallet, pushing block is parallel moving under the drive of transmission gear 19, makes the push rod of grab slide go back to original position along the inclined-plane of pushing block, and laser disc is repositioned in the inner edge, simultaneously, transmission gear 18 outwards moves by driving pallet with the engagement of pallet tooth bar, and laser disc is successfully withdrawed from outside the cabin with pallet, pallet move stop after, the user just can push the grab that is used to locate laser disc aside with hand, and laser disc is taken out from pallet.

Described optical R/W device adopts notebook computer optical R/W device, and positioning rotating shaft 25 is a truncated cone-shaped, as shown in Figure 1, because notebook computer optical R/W device structure is small and exquisite, whole laser disc reading device physical dimension is reduced.Like this, the physical dimension of various this kind of installation laser disc reading device products is also reduced greatly.After the optical R/W device rises, laser disc is held up, adsorb mutually with the magnetic chuck 26 at cabin top again, guarantee laser disc stablizing in reading process thereby make.

Described whole cabin is a full-enclosed structure, and can overcome the inside dust that long-term use causes too much influences its performance, also can prolong the serviceable life of CD-ROM device.

Claims

1, a kind of CD-ROM device, comprise the optical R/W device that is installed in the cabin, pallet and tray delivery mechanism that can the support laser disc, described pallet links to each other with described tray delivery mechanism, make pallet in cabin, freely regain and send, described pallet is provided with and the laser disc shape, size adapts, be used to locate the inner edge of the circular arc of laser disc, it is characterized in that: pallet is provided with the laser disc locating device, when pallet is in launching position, can block as for the laser disc in the pallet, laser disc is positioned on the pallet, when pallet is in retrieving position, detent mechanism is opened, and discharges laser disc.

2, CD-ROM device according to claim 1, it is characterized in that: described optical R/W device adopts the ultra-thin formula optical R/W of notebook computer formula device, described optical R/W device positioning rotating shaft is round table-like, and the face relative with positioning rotating shaft is provided with magnetic chuck in the described cabin.

3, CD-ROM device according to claim 1 and 2 is characterized in that: described laser disc locating device comprises detent mechanism and return mechanism, and described return mechanism is opposite to the application of force direction of laser disc with detent mechanism.

4, CD-ROM device according to claim 3 is characterized in that: described detent mechanism comprises the grab and the flexible member that are installed on the pallet inner edge edge, and described flexible member contacts with grab, gives power to the inner edge direction of grab.

5, CD-ROM device according to claim 3, it is characterized in that: described return mechanism comprises a driving member that links to each other with described tray delivery mechanism, with a pushing block that links to each other with described driving member, after pallet enters cabin, described pushing block give location mechanism to inner edge foreign side to power.

6, CD-ROM device according to claim 5, it is characterized in that: described driving member is a transmission gear, and be fixed on the transmission shaft of described tray delivery mechanism, the contacted side of described pushing block and grab is provided with ramp structure, opposite side is provided with rack structure, and described rack structure is meshed with described transmission gear.

7, CD-ROM device according to claim 1 and 2 is characterized in that: described pushing block is provided with guidepost towards the face of pallet, is provided with L shaped gathering sill corresponding to tray bottom surface, and the corner of described gathering sill is oblique angle transition or the transition of camber line shape.

8, CD-ROM device according to claim 1 and 2 is characterized in that: described pushing block is provided with the slideway vertical with the pallet direction.

9, CD-ROM device according to claim 4 is characterized in that: described flexible member is a spring.

10, CD-ROM device according to claim 6 is characterized in that: the face that contacts with laser disc of described grab is provided with groove, and the limit between face that described grab contacts with laser disc and the grab upper surface is provided with chamfering.