CN101252010B - Disk player - Google Patents
Disk player Download PDFInfo
- Publication number
- CN101252010B CN101252010B CN2008100834417A CN200810083441A CN101252010B CN 101252010 B CN101252010 B CN 101252010B CN 2008100834417 A CN2008100834417 A CN 2008100834417A CN 200810083441 A CN200810083441 A CN 200810083441A CN 101252010 B CN101252010 B CN 101252010B
- Authority
- CN
- China
- Prior art keywords
- dish
- disc player
- contact
- transfer roller
- pick device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/04—Feeding or guiding single record carrier to or from transducer unit
- G11B17/05—Feeding or guiding single record carrier to or from transducer unit specially adapted for discs not contained within cartridges
- G11B17/053—Indirect insertion, i.e. with external loading means
- G11B17/056—Indirect insertion, i.e. with external loading means with sliding loading means
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Feeding And Guiding Record Carriers (AREA)
Abstract
A disk player, wherein a control plate (21) is disposed on the lower surface behind the upper plate of a chassis base (101). Disks (D1, D2) are each inserted while contacting the contact guide portion (P1) of the control plate (21). A stop portion (P2) is formed at a position inwardly beyond the contact guide portion (P1). The peripheral surface of a transfer roller (5) is positioned in the advancing of the disk (D1, D2) advancing while contacting the upper surfaces of disk guides (2R, 2L) for a disk loading port (20) and contacting the contact guide portion (P1). And the stop portion (P2) is located at a place corresponding to the direction of a tangent, included in the tangents to the peripheral surface at places deviated from the advancing direction of the disks (D1, D2), passing through the contact guide portion (P1).
Description
Technical field
The present invention relates to a kind of being used to resets as the dish (recording medium) of CD or DVD and the disc player of other medium.
Background technology
Usually, people have designed portable disc player and vehicular disc player.In the last few years, designed the disc player (seeing JP-A 2001-143352) of can reset 8cm and 12cm dish.And also having designed can playback of DVD and the disc player of CD.
In such disc player, need a kind ofly can to prevent exterior materials, be inserted into mechanism in the player main body as phonecard or other material.
And, in such disc player, in ejection process, carry out the operation of the binding clasp that improves clamping disk, binding clasp by the situation that its tip side (being raised to the highest part) is positioned in abutting connection with the chassis top board under, if abutment force is bigger, clamper may produce bending.
And, in this disk player, when optical take-up apparatus firmly being placed on the information recording area that coils on the innermost zone, preferably carry out the transition to the ejection state.Further, specifically, when playback of DVD, need make disk player be parallel to panel surface and carry out moving accurately.
And in such disc player, the optical take-up apparatus that is fixed on other state can move when the playback dish.Incidentally, the driving power of motor can switch between mobile optical take-up apparatus and clamping disk.The sequential of requirement from clamping disk to mobile optical take-up apparatus switching driving power takes place simultaneously with the sequential of the state that discharges the fixed light pick device, wishes that also it is formed by a kind of simple mechanism.
In addition, in such disc player, consider situation about may on the position that bump or vibration take place, use, particularly under the situation of vehicular disc player, it need make these disc players enter the state that elasticity is supported, sends replayed portion to avoid bump to wait.And, when dish is sent in the disc player, need prevent dish owing to be subjected to bump etc. in abutting connection with delivery roll.This structure need comprise a spot of parts, and simple, so that make the disc player sophistication, and saves cost.
Summary of the invention
In order to overcome the problems referred to above, disc player according to the present invention comprises: contact guidance portion contacts with the dish formation of inserting from the dish load port; Block piece portion is positioned at the farther position than described contact guidance portion, and the dish that will be sent to this stops on the precalculated position; Transfer roller is arranged between described contact guidance portion and the described block piece portion, and the transmission dish; Connecting gear is used for the driving power of motor is transferred to described transfer roller; Clamper is used to clamp the described dish that is sent to this; Clamping device is used to make clamper to raise or decline; The optical take-up apparatus pedestal, it upwards is being directed in the mode of linearity by the footpath of the dish of described clamp holder clamping; With pick device travel mechanism, be used for upwards moving described pick device pedestal in the footpath of described dish.Wherein: the outer surface of described transfer roller be positioned at that dish moves ahead, simultaneously keep with described dish load port and moving direction that described contact guidance portion contacts on, and described block piece portion be present in corresponding position of following tangential direction rather than described dish moving direction on those positions, this tangent line passes described contact guidance portion (below be referred to as this part first kind of structure) outside those tangent lines of described outer surface.
For said structure, coiling moves ahead keeps in touch with contact guidance portion and dish load port simultaneously, in the centre of inserting, coils the outer surface of contact transfer roller, and transmits by transfer roller.When transmitting, roller moves by being squeezed in a way of dish.In addition because block piece portion is not present on the moving direction of dish, therefore will be not can the obstruction dish transmission.On the other hand, even owing to be not to attempt also can prevent the insertion of phonecard with in the phonecard insertion dish load port for mischief.Therefore the formation of card is thinner relatively, compares with dish, just more softly is easy to bending.Therefore, the card that is inserted can not mobile transfer roller.Because transfer roller can not move, so card will continue to move ahead to block piece portion, and contact the block piece portion that will stop to transmit.
In first structure, preferable selection is, the constituting of disc player is suitable for having larger-diameter first dish and has second dish than minor diameter, wherein said dish load port comprises that the dish that is positioned at its both sides transmits acceptance division, the constituted mode of second dish will make it not contact not transmitting acceptance division with described dish than first more Zao insertion stage of dish, and the transmission block piece that is used for second dish only is arranged on and the second dish formation position contacting.
In first structure, preferable selection is, disc player is suitable for having larger-diameter first dish, with second dish that has than minor diameter, and comprise moving member with first contact site and second contact site, first contact site contacts with the top of larger-diameter first dish that is transmitted in this by transfer roller, second contact site contacts with second top of coiling than minor diameter that is transmitted in this by transfer roller, and wherein: the mobile meeting of the moving member that is produced by the dish described contact site of contact makes the supply destination of the driving power of motor be transformed to clamping device from transport sector.
In first structure, preferable selection is, constituting of disc player makes playback portion form by being provided with described clamper, described clamping device, described connecting gear, described optical take-up apparatus pedestal, described pick device travel mechanism and being used for moving the roller supporting mechanism that supports described transfer roller in identical casing, and it constitutes to be suitable for having larger-diameter first dish and to have than second of minor diameter and coils.Described disk player comprises: locking mechanism is used for fixing or the described playback of resiliency supported portion; Sliding part contacts with described roller supporting mechanism with described locking mechanism; And moving member, comprise first contact site and second contact site, first contact site contacts with the top of larger-diameter first dish that is transmitted in this by described transfer roller, and second contact site contacts with second top of coiling than minor diameter that is transmitted in this by described transfer roller.And described disk player constitutes make the described moving member that causes owing to the described contact site of dish contact mobile and causes described sliding part to produce moving, and the mobile of described sliding part moved described roller mechanism generation, with this described transfer roller is led and to leave dish, and locking mechanism produce to be moved, make described playback portion change into the resiliency supported state with this from stationary state.
In first structure, preferable selection is, disc player comprises switching mechanism, is used for supply destination with the driving power of described motor and is transformed to described clamping device or described pick device travel mechanism.The constituted mode of described switching mechanism limits moving of described pick device travel mechanism when wanting to offer described clamping device at the driving power of described motor, and allows pick device travel mechanism to produce when the driving power of motor offers pick device travel mechanism to move.
In first structure, preferable selection is, the set-up mode of disc player is wanted and can is raised or reduce by having described clamping device as the rearward end of the strong point, and the constituted mode of described rearward end wants to engage contact hole, and this contact hole allows described rearward end to move up and down.Therefore, after being raised, binding clasp can be boosted, and in abutting connection with the top board on chassis rearward end can in the contact hole that prevents the binding clasp bending, move up (leaving) further.
In first structure, preferable selection is, disc player comprises bindiny mechanism, is used to connect described pick device pedestal and described pick device travel mechanism.Travel mechanism also can move after described pick device pedestal is directed near the leading end in the dish even the constituted mode of described bindiny mechanism wants to allow described pick device, and its constituted mode will make this mobile destination of the driving power of described motor can being supplied be converted into described clamping device from described pick device travel mechanism.
In first structure, preferable selection is, be provided for regulating the governor motion of the posture of described optical take-up apparatus pedestal, and the constituted mode of described bindiny mechanism to allow to change the posture of optical take-up apparatus pedestal under the situation that does not change described pick device travel mechanism posture.
In first structure, preferable selection is, the constituted mode of disc player want can be in the driving power supply destination of described motor when described pick device travel mechanism is converted into described clamping device fixing described pick device travel mechanism.
And disc player according to the present invention comprises: contact guidance portion contacts with the dish formation of inserting from the dish load port; Block piece portion is positioned at the farther position than described contact guidance portion, and the described dish that is sent to this is stopped on the preposition; Transfer roller is arranged between described contact guidance portion and the described block piece portion, and the transmission dish; The roller supporting mechanism is used for moving the described transfer roller of support; Connecting gear is used for the driving power of motor is transferred to described transfer roller; Clamper is used to clamp the described dish that is sent to this; Clamping device is used to make clamper to raise or decline; The optical take-up apparatus pedestal, it upwards is directed in the mode of linearity in the footpath of the described dish of described clamp holder clamping; Pick device travel mechanism is used for upwards moving described pick device pedestal in the footpath of described dish; And bindiny mechanism, be used to connect described pick device pedestal and described pick device travel mechanism.Also can move even the constituted mode of described bindiny mechanism wants to allow described pick device travel mechanism to be directed near behind the leading end of disk center at described pick device pedestal, and its constituted mode to make and thisly mobilely can supply the destination with the driving power of described motor and be converted into described clamping device (hereinafter this part being referred to as second kind of structure) from pick device travel mechanism.
Because above-mentioned structure after optical take-up apparatus is placed on the information recording area on the dish innermost zone securely, can be carried out the trigger action that is used to carry out the transition to the ejection state.
In second structure, preferable selection is that disc player constitutes will be suitable for having larger-diameter first dish and have than second of minor diameter and coils.Described dish load port comprises that the dish that is positioned at its both sides transmits acceptance division, the constituted mode of second dish will make it not contact not transmitting acceptance division with described dish than first more Zao insertion stage of dish, and the transmission block piece that is used for second dish only is arranged on and the described second dish formation position contacting.
In second structure, preferable selection is, disc player will be suitable for having larger-diameter first dish and have second dish than minor diameter, and comprise moving member with first contact site and second contact site, first contact site contacts with the top of larger-diameter first dish that is transmitted in this by described transfer roller, and second contact site contacts with second top of coiling than minor diameter that is transmitted in this by described transfer roller.As the result of the described contact site of dish contact, the mobile meeting of described moving member makes the supply destination of the driving power of described motor be transformed to described clamping device from described transport sector.
In second structure, preferable selection is, constituting of disc player will make playback portion form by being provided with described clamper, described clamping device, described connecting gear, described optical take-up apparatus pedestal, described pick device travel mechanism and roller supporting mechanism in the identical casing, and the formation of disc player will be suitable for having larger-diameter first dish and have second dish than minor diameter.Described disc player comprises locking mechanism, is used for fixing or resiliency supported playback portion; Sliding part contacts with described roller supporting mechanism with described locking mechanism; And moving member, it comprises first contact site and second contact site, first contact site contacts with the top of larger-diameter first dish that is transmitted in this by described transfer roller, and second contact site contacts with second top of coiling than minor diameter that is transmitted in this by described transfer roller.The formation of this disc player will make the mobile of described moving member that causes owing to the described contact site of dish contact cause described sliding part generation to be moved, and the mobile of described movable contact moved described roller supporting mechanism generation, with this described transfer roller is led and to leave dish, and locking mechanism produce to be moved, make described playback portion change into the resiliency supported state with this from stationary state.
In second structure, preferable selection is, disc player comprises switching mechanism, is used for supply destination with the driving power of motor and is transformed to described clamping device or described pick device travel mechanism.The constituted mode of described switching mechanism limits moving of described pick device travel mechanism when wanting to offer described clamping device at the driving power of described motor, and allows described pick device travel mechanism to produce when the driving power of described motor offers described pick device travel mechanism to move.
In second structure, preferable selection is, the set-up mode of disc player is wanted and can is raised or reduce by having clamping device as the rearward end of the strong point, and the constituted mode of described rearward end wants to engage contact hole, and contact hole allows described rearward end to move up and down.
In second structure, preferable selection is, be provided for regulating the governor motion of the posture of described optical take-up apparatus pedestal, the constituted mode of described bindiny mechanism will allow to change the posture of optical take-up apparatus pedestal under the situation that does not change described pick device travel mechanism posture.
In second structure, preferable selection is, the constituted mode of disc player want can be in the driving power supply destination of described motor when described pick device travel mechanism is transformed to described clamping device fixing described pick device travel mechanism.
Description of drawings
Fig. 1 represents according to the view of the disc player of the embodiment of the invention (having omitted driving mechanism);
Fig. 1 (a) is a plan view;
Fig. 1 (b) is a front view;
Fig. 1 (c) is a right side view;
Fig. 2 (a) is the side view of expression broadcast state;
Fig. 2 (b) is the side view of expression transition state (state before flicking out);
Fig. 3 represents according to the view of the disc player of the embodiment of the invention (having shown driving mechanism);
Fig. 3 (a) is a plan view;
Fig. 3 (b) is a left side view;
Fig. 3 (c) is a right side view;
Fig. 3 (d) is the descriptive view of right flank;
Fig. 4 represents the plan view according to the disc player of the embodiment of the invention;
Fig. 5 represents the plan view according to the disc player of the embodiment of the invention;
Fig. 6 represents the plan view according to the disc player of the embodiment of the invention;
Fig. 7 represents the plan view according to the disc player of the embodiment of the invention;
Fig. 8 represents the plan view according to the disc player of the embodiment of the invention;
Fig. 9 is the descriptive view that the plate-like attitude is inserted in expression;
The descriptive view of blocked state when Fig. 9 (b) is expression insertion phonecard;
Figure 10 (a) is the descriptive view corresponding to Fig. 4;
Figure 10 (b) is the descriptive view corresponding to Fig. 7;
Figure 11 is the roughly descriptive skeleton view of expression clamper etc.;
Figure 12 is the descriptive view of expression clamper rotating operation;
Figure 12 (a) is the view of the expression embodiment of the invention;
Figure 12 (b) is the comparison reference-view; With
Figure 13 (a) is a skeleton view of simply representing the connecting portion of optical take-up apparatus pedestal, and shown in Figure 13 (b), it is the partial sectional view that engages between universal joint and the protruding rail in the expression rack mechanism.
Embodiment
Hereinafter, will embodiments of the invention be described according to Fig. 1 to 13.
(general introduction of disc player)
The view (chassis portion) of Fig. 1 indicating panel player, the demonstration of wherein having omitted dissimilar driving mechanisms.Fig. 1 (a) is a plan view, and Fig. 1 (b) is a front view, and Fig. 1 (c) is a right side view.Disc player main body 1 (main body chassis 11 as shown in Figure 1) is arranged in the chassis pedestal 101.Main body chassis 11 is subjected to the resiliency supported of volute spring damper 102 (being distributed on three positions), and volute spring damper 102 is arranged on the bottom end of main body chassis 11 in chassis pedestal 101.Dish loading chute 20 is formed on the front surface of chassis pedestal 101.Dish loading chute 20 is provided with right side dish guiding piece 2R and the left side dish guiding piece 2L that is formed by resin, and the shape of dish loading chute 20 is similar to the T type.Distance between the left end of the upper surface of the right-hand member of the upper surface of right dish guiding piece 2R and left side dish guiding piece 2L is corresponding to the dish of 12cm.Distance between the inner wall surface of the inner wall surface of right dish guiding piece 2R and left side dish guiding piece 2L is slightly less than the diameter of 8cm dish.
There are differences between operation when operation when inserting the 12cm dish and insertion 8cm dish, hereinafter will do description.
At this, disc player has the transition status between dish rotary state (broadcast state), dish load/unload state (ejection state) and ejection state and the broadcast state.Hereinafter, with the overview that the relevant dish of describing according to Fig. 2 and 3 under the different conditions transmits, the overview of the transmission of motor 12 driving powers under the different conditions will be described according to Fig. 3 to 8.
(1) broadcast state (about the transmission of dish)
Shown in Fig. 2 (a), clamper 3 is in the decline state, and therefore not shown dish type becomes the state of being held.Clamper 3 is with the 3a of strong point portion, 3a swing, and these strong point portions are formed on its rear end, as the strong point, therefore forms rising state and decline state.The lug boss 3b of clamper 3 is a plate-like, is rotated setting.In position, dish acceptance division 4 is set over against lug boss 3b.Dish acceptance division 4 is by not shown motor rotation.The dish that is loaded in the disc player main body 1 passes through lug boss 3b and its center of dish acceptance division clamping, and rotates by the rotation of dish acceptance division 4.
Be used for being arranged near dish loading chute 20 (see figure 3)s with coiling the transfer roller 5 of loading or unloading to disc player main body 1.Under broadcast state, transfer roller 5 has been finished the transmission of dish, and carries out the indentation operation and be separated with dish by roller driving mechanism 50.
The formation of roller driving mechanism 50 comprises installing plate 51, torsion spring 52R and 52L, first roller gear 53, second roller gear 54 and the 3rd roller gear 55, and these gears are arranged on the left-hand face of disc player main body 1.The 3rd roller takes up the axle rotary setting on the left-hand face that is fixed in main body 1 with gear 55.Transmission gear 56 (see figure 3)s are transferred to the 3rd roller gear 55 with driving power.
Second roller meshes with gear 55 with gear 54 and the 3rd roller, and cooperates with the axle of the 3rd roller with connecting rod 57 with gear 57.Second roller can rotate with gear 54, and its axle can move together in it.Further, first roller meshes with gear 54 with the gear 53 and second roller, and cooperates with the axle of second roller with connecting rod 58 with gear 54.First roller can rotate with gear 53, and its axle can move together in it.
First axle that rolls general gear 53 is arranged on the installing plate 51.Installing plate 51 is around the back shaft rotary setting of torsion spring 52L.And aforesaid transfer roller 51 is connected in first and rolls on the axle of general gear 53.Therefore, the rotation of installing plate 51 has changed the position of transfer roller 5, with this provide the dish delivery status and from the dish indentation state.
Sliding part 6L, 6R are provided with on the two sides of main body chassis 11.The sliding part 6L of Fig. 3 (d) expression amplification form (notes: Fig. 3 (d) expression ejection state).Sliding part 6L is formed by the driving assisted parts 600 that is positioned at the main part on main body chassis 11 side surfaces and be positioned on main body chassis 11 upper surfaces.Main part and the relation that drives between the assisted parts 600 will be described in " driving power of motor 12 transmits general introduction ".
Under broadcast state, sliding part 6L, 6R are positioned at nearside.Each sliding part 6L, 6R are that first guiding groove 61 by tilted shape (stairstepping) forms.First roller closes first guiding groove 61 with being coupling of gear 53.Be positioned at sliding part 6L, 6R under the situation of nearside, shown in Fig. 2 (a), first roller wants to engage the low side (dorsal part) of first guiding groove 61 with the axle of gear 53, and installing plate 51 rotates facing to torsion spring 52L, 52R, and the result produces that a kind of transfer roller descends and from the state of dish indentation.
Each sliding part 6L, 6R are that second guiding groove 62 by tilted shape (stairstepping) forms.Guiding piece projection 13a on each locking bar 13L, 13R engages second guiding groove 62.Locking bar 13L, 13R are around axle 13b rotary setting.Be positioned at sliding part 6L, 6R under the situation of nearside, guiding piece projection 13a is arranged to engage the low side (dorsal part) of second guiding groove 62, and the conjugate foramen (not shown) on the upper end 13c of each locking bar 13L, 13R and chassis pedestal 101 upper surfaces is separated.Therefore, under broadcast state, provide a kind of elastic bearing state that produces by 102 pairs of main body chassis of above-mentioned volute spring damper 11.
(2) transition state (about the transmission of dish)
Fig. 2 (b) expression is a kind of state (state before ejection is finished slightly) before conversion finishes immediately.Under transition state, sliding part 6L, 6R are positioned at the distal side.In Fig. 2 (b), first roller closes front portion on first guiding groove, 61 near-ends with being coupling of gear 53, and installing plate 51 rotates by the skew that receives torsion spring 52L, 52R, and transfer roller 5 is moved up.And, under this state, guiding piece projection 13a engages the last end difference of second guiding groove 62, the upper end 13c of locking bar 13L, 13R engages the conjugate foramen on pedestal 101 upper surfaces of chassis, discharges the elastic bearing state (main body chassis 11 is positioned at and is fixed on the chassis pedestal 101) of main body chassis 11 by volute spring damper 102 with this.And, under this state, advance the joint fastener 3c on the projection 64 contact clampers 3, clamper 3 is raise.
(3) ejection state (about the transmission of dish)
At the ejection state, sliding part 6L, 6R are positioned at distal-most end.Under this state, the most proximal end that first roller closes first guiding groove 61 with being coupling of gear 53, so transfer roller 5 moves to topmost position, produces the dish delivery status with this.Forming on short transverse of the close end of first guiding groove 61 is big to a certain degree, allows first roller to move (moving of transfer roller 5) with the axle generation of gear 53 with this.That is, when the insertion dish, transfer roller 5 can drop to a certain degree by the dish pushing time.And, under the ejection state, keep the placement of main body chassis 11 and fixing state, and keep the rising state of clamper 3.
(4) ejection state (about the transmission of motor 12 driving powers)
Fig. 3 (a), 3 (b), 3 (c) and 3 (d) and Fig. 4 represent the ejection state.Under this state, dish can be loaded in the player main body 1.Detect dish in the insertion dish loading chute 20 time at sensor 14, electric power offers motor 12, and motor 12 is rotated.Driving power sends first gear 72 to by the turbine 70 on the axle that is arranged on motor 12.
Shown in Figure 10 (a), second gear, 73 engagements, first gear, 72 pinion part.Second gear 73 is arranged on the rotor plate 71.Rotor plate 71 rotates around first gear shaft 72.The gear wheel portion of second gear, 73 engagements the 3rd gear 74.The pinion part of the 3rd gear 74 meshes the gear wheel portion of the 4th gear 75.The setting of the pinion part of the 4th gear part 75 will make it mesh and be formed on the tooth-strip part 600a that drives on the assisted parts 600.And, the gear 76b in the gear wheel portion nip roller gear separating mechanism 76 of the 3rd gear 74.Gear 76b meshing gear 76c.The setting of gear 76c will make it can mesh transmission gear 56.Gear 76b is arranged on the portable plate 76a.Portable plate 76a rotates around the axle of gear 76b.
Shown in Fig. 3 (a), dish test rod 15 is arranged on the upper surface side of disc player main body 1.Dish test rod 15 rotates around axle 15a.When dish is further promoted wherein, be of a size of 8cm as fruit tray, dish rotates dish test rod 15 with regard to contact projection 15b in the counterclockwise direction, is of a size of 12cm as fruit tray, and it rotates dish test rod 15 with regard to contact projection 15c in the counterclockwise direction.This rotation makes operating projection 15d advance the contact site 600b that drives on the assisted parts 600.
The setting that drives assisted parts 600 to make it can be on glide direction with respect to sliding part 6L, move predetermined distance against not shown spring.Therefore, when operating projection 15d advances the contact site 600b that drives on the assisted parts 600, have only the less power of assisted parts 600 usefulness of driving to move against aforesaid spring, tooth-strip part 600a meshes the pinion part of the 4th gear 75.When driving the driving power of assisted parts 600 by the 4th gear 75 and be moved further, a part that drives assisted parts 600 contacts a part of sliding part 6L, slides so that sliding part 6L produces.
Guiding groove 600c is formed on and drives on the assisted parts 600.Under the ejection state, the first protruding 76d that is formed on the portable plate 76a is positioned on the inlet end of guiding groove 600c.And under the ejection state, the second protruding 76e that is formed on the portable plate 76a engages the protruding 71a (seeing Figure 10 (a)) that is formed on the rotor plate 71.
(5) transition state (about the transmission of direct motor drive power)
Because drive the result that assisted parts 600 moves, as illustrated in Figures 5 and 6, the first protruding 76d is directed part to guiding groove 600c.This just makes portable plate 76a rotate in the counterclockwise direction, and gear 76c is separated (separating of roller gear) with transmission gear 56.And because the result that portable plate 76 rotates in the counterclockwise direction, the engagement state between the second protruding 76e and the protruding 76a will be released.
(6) broadcast state (about the transmission of motor 12 driving powers)
Inertia effect self rotation in the clockwise direction that the rotor plate 71 that discharges from engagement state rotates owing to gear 72, as shown in Figure 7.Then, because the result of the virtual gears of gear 73 engagements (using the single tooth of gear), rotor plate 71 further rotates, gear 73 pinion rack driven wheels 18.
Securing rod 17 rotates around axle 17b and is provided with, and is offset by torsion spring 17c in the counterclockwise direction.The first locking projections 17a is arranged on the leftward position on the securing rod 17 (end that descends on the counter clockwise direction).The first locking projections 17a contacts with the outer surface of rotor plate 71, because rotor plate 71 rotates in the clockwise direction, locking projections 17a just engages the recess 71b that is formed on the aforementioned outer surface, shown in Figure 10 b.Therefore, under broadcast state, kept a kind of driving power of motor 12 to be transferred to the state of rack drives gear 18.And the recess 30a that the second locking projections 17d is arranged on right positions on the securing rod 17 (end that rises on the counter clockwise direction) second locking projections 17d and the rack mechanism 30 is separated.So just allow rack mechanism 30 to be operated in broadcast state.
When aforesaid broadcast state is transformed to the ejection state, gear 72 rotates in the counterclockwise direction, therefore rack drives gear 18 also can be rotated in the counterclockwise direction, and rack mechanism 30 makes optical take-up apparatus pedestal 32 move to the center.As shown in Figure 8, so just allow contact site 30b on the rack mechanism 30 to force down recess 17e on the securing rod 17.Therefore, securing rod 17 rotates in the counterclockwise direction, and second locking projections engages the recess 30a in the rack mechanism 30.When being transformed to the ejection state, so just make rack mechanism 30 be in stationary state.And because securing rod 17 rotates in the clockwise direction, the first locking projections 17a just is separated with recess 17b.Because gear 72 is when rotating in the counterclockwise direction, rotor plate 71 will be under the inertia effect of gear 72 and rotate gear 73 engagements the 3rd gear 74 (see figure 4)s in the counterclockwise direction.
(detailed description of critical piece)
(7) insertion of relevant dish
Shown in Fig. 1 (a), dish loading chute 20 is provided with right dish guiding piece 2R and left side dish guiding piece 2L, and its shape is similar to the T type.When inserting the dish D1 of 12cm, as shown in figure 19, dish D1 is directed part to the upper surface that coils guiding piece 2R, 2L, when remaining on flat-hand position substantially, is sent to player main body 1.Be noted that transfer roller 15 drops to a certain degree (situation of the dish D2 of 8cm is identical therewith) by the extruding of the dish D1 of 12cm, and transmission dish D1, keep in touch with dish D1 simultaneously.On the other hand, 8cm dish D2 is placed near the part dish diameter on the upper surface of dish guiding piece 2R, 2L, and when near the part the dish diameter entered the player main body, 8cm dish D2 was not supported by dish guiding piece 2R, 2L, allow its rear end to descend thus, so its top upwards is provided with the location.
On the basal surface of the top board of chassis pedestal 101, form protruding 101b, 101b (seeing Fig. 1 (a)).And on the basal surface of clamper 3, protruding 3d, 3d form shown in Fig. 9 (a).At 8cm dish D2 its top contact projection 3d, 3d that continues to move ahead (perhaps protruding 101b, 101b) when upwards the location is provided with, dish D2 stops at a kind of state of its centre in dish receiving portion 4.Be noted that any one projection that can form among protruding 101b, 101b or protruding 3d, the 3d.
In the starting stage that dish D1, D2 insert, dish D1, D2 continue to move ahead when the upper surface with the P1 of contact guidance portion and dish guiding piece 2R, 2L keeps in touch, in the centre of inserting, and the outer surface of dish D1, D2 contact transfer roller 5, delivery roll 5 is descended, be transmitted roller 5 simultaneously and transmit.Because the P2 of block piece portion does not exist on the moving direction of dish D1, D2, so the transmission of dish D1, D2 will can not hindered.Be noted that the back of the body end of dish D2 is allowed to descend, and therefore coils D2 and can continue to move ahead behind near the position dish D2 process block piece P2 of portion when upwards locating.
Even deliberately attempt in the insertion dish loading chutes 20 such as phonecard, this card also can be avoided being inserted in the plate main body 1.Phonecards etc. are compared with dish, and are thinner relatively, therefore soft, are easy to bending.Therefore, the phonecard of insertion can not press down transfer roller 15.Because transfer roller 15 can not be pressed down, this card will continue to be forwarded to the P2 of block piece portion, and contacts the P2 of block piece portion that stops to transmit.
As mentioned above, effect of the present invention is that block piece portion does not exist on the moving direction of insertion dish, and therefore, the transmission of dish will can not hindered.On the other hand, attempt in the insertion dish loading chutes such as phonecard if not mischief, this card can not descend the platen transfer roller, so this card will contact block piece portion, stops to transmit with this.
(8) about clamper
Figure 11 only represents the skeleton view of the supporting mechanism of clamper 3.Form rectangular opening 11c, 11c on the rear wall end of main body chassis 11, the 3a of strong point portion, the 3a of clamper 3 engage these rectangular openings 11c, 11c.The 3a of strong point portion, 3a move in left-hand, dextrad and can move up and down when being limited among rectangular opening 11c, the 11c.And, on the left hand and right-hand lay on the far-end of main body chassis 11, form erection part 11a, 11a.On the top ends of each erection part 11a, form vertical incision, each side protuberance 3e, 3e of clamper 3 engage vertical incision.Side protuberance 3e, when 3e moves forward and backward in being limited in vertical incision and can move up and down.
As mentioned above, under the ejection state, sliding part 6L is positioned at distal-most end.Under this state, advance projection 64 joint fastener 3c in abutting connection with clamper 3, clamper 3 is raise.At this moment, the top of clamper 3 (near lug boss 3b) is pressed the top board of chassis pedestal 101 and is positioned, and when pressure was big, clamper 3 may produce bending.And even the rising of clamper 3 operation repeats many times, the metal of forming clamper 3 may produce fatigue.
As be used for shown in 12 (b) of comparison and reference, the height of rectangular opening 11c equates that with the thickness of the 3a of the strong point portion topmost position of the clamper 3 during rising is by the 3a of strong point portion of clamper 3 and advances the position relation between the projection 64 to determine.When there was error in the position relation between above-mentioned topmost position and chassis pedestal 101, clamper 3 may produce bending as mentioned above.In the present embodiment, the height of rectangular opening 11c allows the 3a of strong point portion, 3a to move up and down in rectangular opening 11c greater than the thickness of the 3a of strong point portion thus.Therefore, clamper 3 be raised and during in abutting connection with the top board of chassis pedestal 101 strong point 3a of portion, 3a just be allowed in rectangular opening 11c, float, shown in Figure 12 (a).The result who floats as this permission, the pressure on the top of clamper 3 during in abutting connection with the top board of chassis pedestal 101 just becomes less, and it is crooked to avoid clamper 3 to produce with this.That is, the tip side of clamper 3 realizes the location in abutting connection with the top board of chassis pedestal 101, simultaneously can be by crooked in abutting connection with preventing that clamper 3 from producing.
(9) about the driving of optical take-up apparatus pedestal
Figure 13 only represents the skeleton view of the connecting portion of optical take-up apparatus pedestal.As mentioned above, rack mechanism 30 connects optical take-up apparatus pedestal 32 by universal joint 31.The set-up mode of universal joint 31 is wanted and can be arrived optical take-up apparatus pedestal 32 by extend through rack mechanism 30.Shown in Figure 13 (b), the set-up mode of universal joint 31 is wanted the protruding rail 301 of (in rack mechanism 30 sides) joint rack mechanism 30 at one end, and can slide on G direction and H direction.The other end of universal joint 31 (optical take-up apparatus pedestal 32 sides) presses (offseting downward) optical take-up apparatus pedestal 32 by sheet spring 32b, and when universal joint 31 moved, optical take-up apparatus pedestal 32 just moved.Sheet spring 32b is fixed on the optical take-up apparatus pedestal 32 by screw etc.Owing to have a this structure, even when regulating optical take-up apparatus pedestal 32 postures, universal joint 31 will absorb the variation of position, and the posture of rack mechanism 30 will can not change.
Figure 13 represents that rack mechanism 30 moves (that is ejection state) at most on the H direction.In the case, as shown in Figure 8, contact site 30b on the rack mechanism 30 advances the protuberance 17e (being transformed to the trigger action of ejection state) of securing rod 17, therefore securing rod 17 rotates in the clockwise direction, make the recess 30a in the second locking projections 17d joint rack mechanism 30, make rack mechanism 30 be in locked state like this.That is, even optical take-up apparatus pedestal 32 is positioned at the leading end near player main center, rack mechanism 30 also can slightly move on the H direction, realizes that trigger action is can be transformed to ejection state (under this state, torsion spring 36 is subjected to compressing further).Therefore, the lock operation of rack mechanism 30 is that (optical take-up apparatus is arranged in back on the interblock of dish innermost zone) carries out after optical take-up apparatus pedestal 32 moves to the center of player main body 1 definitely, can prevent to produce the situation on the interblock of optical take-up apparatus in can not arrival dish innermost zone so definitely.
And, the setting of securing rod 17 will make when optical take-up apparatus pedestal 32 moves to disk center, carry out to use this to move through trigger action simultaneously and the operation of stationary rack the mechanism 30 and supply destination of driving power is transformed to the operation of dish connecting gear from rack mechanism 30.Therefore, behind clamping disk, the fixing state of optical take-up apparatus can discharge with, the supply destination conversion of transmitting with the driving power that is used for mobile optical take-up apparatus, identical sequential.
And, because step type slot 61,62 is arranged on sliding part 6L, the 6R, transfer roller 5 along groove 61 move, with can be by moving of sliding part 6L, 6R by indentation, securing rod 13L, 13R rotate along groove 62, transfer roller 5 can be by indentation, and main body chassis 11 can use simple structure to carry out resiliency supported.
Claims (8)
1. disc player comprises:
Contact guidance portion contacts with the dish formation of inserting from the dish load port;
Block piece portion is positioned at the farther position than described contact guidance portion, and the described dish that is sent to this is stopped on the preposition;
Transfer roller is arranged between described contact guidance portion and the described block piece portion, and the transmission dish;
The roller supporting mechanism is used for moving the described transfer roller of support;
Connecting gear is used for the driving power of motor is transferred to described transfer roller;
Clamper is used to clamp the described dish that is sent to this;
Clamping device is used to make clamper to raise or decline;
The optical take-up apparatus pedestal, it upwards is directed in the mode of linearity in the footpath of the described dish of described clamp holder clamping;
Pick device travel mechanism is used for upwards moving described optical take-up apparatus pedestal in the footpath of described dish; With
Bindiny mechanism is used to connect described optical take-up apparatus pedestal and described pick device travel mechanism, wherein:
Also can move even the constituted mode of described bindiny mechanism wants to allow described pick device travel mechanism to be directed near behind the leading end of disk center at described optical take-up apparatus pedestal, and the constituted mode of described bindiny mechanism to make and thisly mobilely can supply the destination with the driving power of described motor and be converted into described clamping device from pick device travel mechanism.
2. disc player as claimed in claim 1, it constitutes will be suitable for having larger-diameter first dish and have than second of minor diameter and coils, wherein said dish load port comprises that the dish that is positioned at its both sides transmits acceptance division, the constituted mode of second dish will make described second dish not contact not transmitting acceptance division with described dish than first more Zao insertion stage of dish, and the transmission block piece that is used for second dish only is arranged on and the described second dish formation position contacting.
3. disc player as claimed in claim 1, its formation will be suitable for having larger-diameter first dish, with second dish that has than minor diameter, and comprise moving member with first contact site and second contact site, first contact site contacts with the top of larger-diameter first dish that is transmitted in this by described transfer roller, second contact site contacts with second top of coiling than minor diameter that is transmitted in this by described transfer roller, wherein as the result of the dish contact described first or second contact site, the mobile meeting of described moving member makes the supply destination of the driving power of described motor be transformed to described clamping device from described connecting gear.
4. disc player as claimed in claim 1, its formation will make playback portion form by being provided with described clamper, described clamping device, described connecting gear, described optical take-up apparatus pedestal, described pick device travel mechanism and roller supporting mechanism in the identical casing, and the formation of disc player will be suitable for having larger-diameter first dish and have second dish than minor diameter
Described disc player comprises locking mechanism, is used for fixing or resiliency supported playback portion; Sliding part contacts with described roller supporting mechanism with described locking mechanism; And moving member, it comprises first contact site and second contact site, first contact site contacts with the top of larger-diameter first dish that is transmitted in this by described transfer roller, and second contact site contacts with second top of coiling than minor diameter that is transmitted in this by described transfer roller
The formation of this disc player will make the mobile of described moving member that causes owing to dish contact described first or second contact site cause described sliding part generation to be moved, and the mobile of described sliding part moved described roller supporting mechanism generation, with this described transfer roller is led and to leave dish, and locking mechanism produce to be moved, make described playback portion change into the resiliency supported state with this from stationary state.
5. disc player as claimed in claim 1, comprise switching mechanism, be used for supply destination with the driving power of motor and be transformed to described clamping device or described pick device travel mechanism, the constituted mode of wherein said switching mechanism limits moving of described pick device travel mechanism when wanting to offer described clamping device at the driving power of described motor, and allows described pick device travel mechanism to produce when the driving power of described motor offers described pick device travel mechanism to move.
6. disc player as claimed in claim 1, the set-up mode of wherein said clamper is wanted and can is raised or reduce by having described clamping device as the rearward end of the strong point, and the constituted mode of described rearward end wants to engage contact hole, and contact hole allows described rearward end to move up and down.
7. disc player as claimed in claim 1, wherein be provided for regulating the governor motion of the posture of described optical take-up apparatus pedestal, the constituted mode of described bindiny mechanism will allow to change the posture of optical take-up apparatus pedestal under the situation that does not change described pick device travel mechanism posture.
8. disc player as claimed in claim 1, the constituted mode of described disc player want can be in the driving power supply destination of described motor when described pick device travel mechanism is transformed to described clamping device fixing described pick device travel mechanism.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002345126 | 2002-11-28 | ||
| JP2002345128A JP2004178723A (en) | 2002-11-28 | 2002-11-28 | Disk player |
| JP2002-345128 | 2002-11-28 | ||
| JP2002-345126 | 2002-11-28 | ||
| JP2002345126A JP3992598B2 (en) | 2002-11-28 | 2002-11-28 | Disc player |
| JP2002345128 | 2002-11-28 | ||
| JP2002345127 | 2002-11-28 | ||
| JP2002345127A JP3992599B2 (en) | 2002-11-28 | 2002-11-28 | Disc player |
| JP2002-345127 | 2002-11-28 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038254840A Division CN100421166C (en) | 2002-11-28 | 2003-08-06 | Disk player |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101252010A CN101252010A (en) | 2008-08-27 |
| CN101252010B true CN101252010B (en) | 2010-06-09 |
Family
ID=32706384
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038254840A Expired - Fee Related CN100421166C (en) | 2002-11-28 | 2003-08-06 | Disk player |
| CN2008100834417A Expired - Fee Related CN101252010B (en) | 2002-11-28 | 2003-08-06 | Disk player |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038254840A Expired - Fee Related CN100421166C (en) | 2002-11-28 | 2003-08-06 | Disk player |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2004178723A (en) |
| CN (2) | CN100421166C (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203417A (en) * | 1997-03-14 | 1998-12-30 | 三洋电机株式会社 | Disk playback device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10340513A (en) * | 1997-06-06 | 1998-12-22 | Alpine Electron Inc | Disk device |
| JP4054133B2 (en) * | 1999-05-25 | 2008-02-27 | クラリオン株式会社 | Disc player |
| JP3704479B2 (en) * | 2001-03-23 | 2005-10-12 | 株式会社ケンウッド | Disc clamp device |
| JP2002288911A (en) * | 2001-03-26 | 2002-10-04 | Kenwood Corp | Disk player |
-
2002
- 2002-11-28 JP JP2002345128A patent/JP2004178723A/en active Pending
-
2003
- 2003-08-06 CN CNB038254840A patent/CN100421166C/en not_active Expired - Fee Related
- 2003-08-06 CN CN2008100834417A patent/CN101252010B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203417A (en) * | 1997-03-14 | 1998-12-30 | 三洋电机株式会社 | Disk playback device |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2002-288911A 2002.10.04 |
| JP特开平10-340513A 1998.12.22 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1703747A (en) | 2005-11-30 |
| CN100421166C (en) | 2008-09-24 |
| JP2004178723A (en) | 2004-06-24 |
| CN101252010A (en) | 2008-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100437795C (en) | Disk drive device | |
| EP0944073A1 (en) | Disk ejection device | |
| US5140579A (en) | Disk loading device for disk player | |
| CN101252010B (en) | Disk player | |
| CN100585709C (en) | Disc driving equipment | |
| KR19980064477A (en) | Disc clamp device | |
| CN100429708C (en) | Disc drive and drive control method of disc drive | |
| US8250592B2 (en) | Optical disk apparatus | |
| JPH07307051A (en) | Disk player | |
| US20070300245A1 (en) | Disk drive apparatus | |
| KR0156305B1 (en) | Disk reproducing device | |
| JPH11273219A (en) | Disk changer | |
| KR100672143B1 (en) | Disk player | |
| JPH11162068A (en) | Disk device | |
| CN100464372C (en) | Disk drive device | |
| US20050177838A1 (en) | Disk apparatus | |
| CN101656084B (en) | Disk drive device and electronic apparatus | |
| JP2572303B2 (en) | Disc player with disc selection function | |
| AU2007202993B2 (en) | Disk player | |
| JPH0461060A (en) | Loading device | |
| JP3992599B2 (en) | Disc player | |
| JP2665689B2 (en) | In-vehicle disk player | |
| JP2654716B2 (en) | Disc player | |
| KR910003048B1 (en) | Disk player | |
| KR910003045B1 (en) | Disk-loading apparatus |
Legal Events
| 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: 20100609 Termination date: 20130806 |