CN2376653Y - Compact disc loading device for disc holder - Google Patents

Abstract

The utility model belongs to a disc loading device, a disc read-out component, a pressing disc component, a disc holding cabin, a horizontal sliding seat, and a drive mechanism of which are arranged on a base component; the horizontal sliding seat is connected with the base component in a sliding mode; the disc holding cabin is connected with the horizontal sliding seat in step type inclined sliding mode and connected with the base component in an up-and-down sliding mode; the axial line of the wheel train of the drive mechanism is vertically arranged, and the drive mechanism is a composite drive mechanism used for controlling the elevating of the disc read-out component and the disc holding cabin, and the horizontal moving of a disc holding rack; the disc read-out component is provided with a control component used for controlling the horizontal moving of the disc holding rack. The utility model has the advantages of simple structure and good vibration-proof performance, and furthermore, the disc in the disc holding cabin can be replaced when the utility model is played.

Description

The optical disc loading apparatus that has a disc holder

The utility model relates to a kind of optical disc loading apparatus that has disc holder, and it is used for CD player such as CD, VCD, Super Video CD or DVD as movement.

The existing optical disc loading apparatus that has a disc holder, its critical piece have base assembly, CD read assembly, disc holder, CD holder, sheet storehouse elevating mechanism, read assembly elevating mechanism and bracket transferring.Disc holder slides up and down setting with respect to base assembly, and the lifting of disc holder is by sheet storehouse elevating mechanism control, and the CD holder that makes the required handover sheet storehouse in the vertical movement of sheet storehouse to the Hatch Opening that is called transmitting place, make all the other CD holder vertical movements in the sheet storehouse extremely not in remaining position that is called stored position of Hatch Opening.The CD holder that can place CD is with respect to the Hatch Opening position and the base assembly horizontal slip setting of disc holder, and moving of CD holder by bracket transferring control, and the major part that makes CD holder be moved horizontally to support body stretch out base assembly cassette outlet the release location be positioned at the CD read assembly the optical pickup unit core top " loaded " position or be positioned at the transmitting place of disc holder; Be placed on CD on the CD holder along with different corresponding release location, " loaded " position or the transmitting place of being in of CD holder present position.The CD read assembly is rotationally connected by its support and base assembly, and the rotational angle of the support of CD read assembly is by read assembly elevating mechanism control, and makes the CD read assembly be in clip position that lifts or the off-position that falls.Having only under the control of program when the CD holder that is loaded with CD is positioned at " loaded " position, the read assembly elevating mechanism could be controlled the position that the CD read assembly upwards turns to the chucking optical disk that lifts; And the residing position of this CD is called play position.

The cassette outlet of above-mentioned optical disc loading apparatus, disc holder and CD read assembly three be by the direction of motion setting of CD holder, can be divided into by the order setting of cassette outlet, disc holder, CD read assembly and by the order of cassette outlet, CD read assembly, disc holder two kinds of forms are set.For cassette outlet is the above-mentioned optical disc loading apparatus of single dish cassette outlet, and when the order by cassette outlet, CD read assembly, disc holder was provided with, optical disc loading apparatus can not be changed the CD in the sheet storehouse when playing; When the order by cassette outlet, disc holder, CD read assembly is provided with, though the possibility of changing CD in the sheet storehouse when playing is provided for optical disc loading apparatus, but during the structure of the overlapping setting of CD of CD in taking disc holder and loading position, though take up space less but still can not when playing, change in the sheet storehouse CD and the vibration resistance of whole device is had relatively high expectations; And the CD of CD in taking disc holder and loading position is not during the structure of overlapping setting, though can when playing, change CD in the sheet storehouse, but because of the axis of its gear train part train be horizontally disposed with, the axis of another part train is provided with for vertical, if it is bigger that the institute of the train of the comparatively simple then this form of the structure of wanting charger takes up space, if want the take up space structure complexity comparatively of train of less then this form of charger.

The purpose of this utility model is, a kind of optical disc loading apparatus that has a disc holder is provided, and that this device takes up space is less, structure is comparatively simple, good anti-vibration, can use the CD of changing when playing in the sheet storehouse.

The technical scheme that realizes the utility model purpose is: this optical disc loading apparatus has base assembly, CD read assembly, platen assembly, disc holder, CD holder and gear train, the CD read assembly is located in the base assembly and by its support and base assembly and is rotationally connected, the platen assembly is located on the base assembly and is positioned at the top of CD read assembly, and disc holder is located in the base assembly and with respect to base assembly and slides up and down setting; CD holder has a plurality of, and CD holder is arranged in the disc holder or is arranged on the disc holder neutralization with respect to base assembly horizontal slip setting; Disc holder is located between the cassette outlet and CD read assembly of base assembly, and promptly the cassette outlet of base assembly, disc holder, CD read assembly three set gradually along fore-and-aft direction, and wherein cassette outlet is arranged on the place ahead; Its design feature is that this device also has horizontal slide; Horizontal slide has the horizontal slip seat, and the horizontal slip seat is provided with power input position; The horizontal slip seat is arranged in the base assembly and with the base assembly horizontal slip and is connected; Disc holder and oblique being slidingly connected of horizontal slip seat staged, and slide up and down with base assembly and to be connected; Gear train is arranged on the base assembly, and the axis of the train of gear train is vertical the setting; This gear train is to control the combined type gear train that CD read assembly lifting and disc holder lifting and CD holder move horizontally.The CD read assembly is provided with and makes the combined type gear train can not be with the control output of transmission of power to the CD holder that is positioned at " loaded " position under it is in the state of lifting.

Combinations thereof formula gear train has first via gear train, transmission controlling mechanism and No. the second gear train; First via gear train is control CD read assembly lifting and the transferring power mechanism to transmission controlling mechanism; First via gear train has the power output; Transmission controlling mechanism is the mechanism that No. the second gear train is controlled; Transmission controlling mechanism has control piece and the first control output and the second control output; The power output of first via gear train is provided with 2 output positions, and its first output position engages with the power input component of CD read assembly, and the second output position engages with the power input position of the control piece of transmission controlling mechanism; No. the second gear train is the mechanism that control disc holder lifting and CD holder move horizontally; No. the second gear train has 4 power outputs, its first power output is the power output that engages with CD holder when CD holder is in the release location, its second power output is the power output that can engage with CD holder when CD holder is in transmitting place, its the 3rd power output is the power output that engages with CD holder when CD holder is in " loaded " position, and its 4th power output engages with the power input position of horizontal slip seat; The first control output of transmission controlling mechanism is the control output whether the control second power output engages with the CD holder that is positioned at transmitting place, and the second control output of transmission controlling mechanism is that the power of the control No. the second gear train transmission is to conveying of the 3rd power output or the control output of carrying to the 4th power output; Set control output is to be at the CD read assembly to control can No. the second gear train arrive control output from the 3rd power output to the power of the 3rd power output conveying under the state of lifting on the CD read assembly.

The said base assembly has main basal base, secondary pedestal, box mouth block seat and platen cover plate; Main basal base is striden beam, front side grillage and motor cabinet by base, left plate, right side step, rear portion and is connected as a single entity and constitutes; Secondary pedestal is connected as a single entity by base, side plate and balladeur train and constitutes; Secondary pedestal is fixed on the right side step of main basal base; The left end of box mouth block seat engages with the upper end of the left plate of main basal base, and the right-hand member of box mouth block seat engages with the upper end of the side plate of secondary pedestal, forms cassette outlet between the front side board of box mouth block seat and the front side board of main basal base; The left end of platen cover plate engages with the upper end of the left plate of main basal base, and the right-hand member of platen cover plate engages with the upper end of the side plate of secondary pedestal; The lifter pin as the power input component of CD read assembly is fixed on the support, and the optical pickup unit core of CD read assembly is positioned on the support by the buffer gear elasticity of CD read assembly; The main basal base of support and base assembly is rotationally connected; Disc holder is located in the main basal base of base assembly; Disc holder is connected with base and top web joint respectively by securing member with left side frame by left frame and constitutes; The left frame of disc holder is provided with relative equate with quantity CD holder many to the CD holder groove with left side frame; The end in the left side of the base of disc holder is provided with axis and is horizontally disposed one group of connecting hole, and the end on the right side of the base of disc holder is provided with axis and is horizontally disposed corresponding another group connecting hole; The horizontal slip seat is made of the base plate that is connected as a single entity, left plate and right plate; The base plate of horizontal slip seat is provided with sliding tray and horizontally disposed strip tooth as power input position; The horizontal slip seat is arranged on the slip locating part on the main basal base base and is connected with the main basal base horizontal slip by its sliding tray and with its sliding tray matches; The left plate of horizontal slip seat is provided with one group of oblique guide groove of stepped appearance, and the right plate of horizontal slip seat is provided with the oblique guide groove of corresponding another group stepped appearance; The left plate of main basal base is provided with one group of vertically-guided groove; The side plate of secondary pedestal is provided with corresponding another group vertically-guided groove; Horizontal slide also has 2 groups of sliding pins; The corresponding oblique guide groove of stepped appearance, its termination that every sliding pin of one group of sliding pin passes the corresponding vertically-guided groove of main basal base left plate and horizontal slip seat left plate successively is fixed on the corresponding connecting hole of left end of disc holder base; The corresponding oblique guide groove of stepped appearance, its termination that every sliding pin of another group sliding pin passes the corresponding vertically-guided groove of secondary base side boards and horizontal slip seat right plate successively is fixed on the corresponding connecting hole of right-hand end of disc holder base, is connected and disc holder is slided up and down with secondary pedestal with respect to the main basal base of base assembly.

This device also has status switch; Status switch is made of with the electrodes base that is provided with electrode that is positioned at the bottom the superposed brush dish that is provided with brush, and brush dish and electrodes base are rotationally connected; The disk body of brush dish is provided with notch up; Status switch is fixedlyed connected with main basal base by its electrodes base; Above-mentioned first via gear train is formed by first motor, electrical machine belt pulley, driving-belt, belt wheel gear, first duplicate gear, first idle wheel with as first cam wheel of power output; First cam wheel constitutes by being connected as a single entity as the cylindrical cam at the first output position, as second edge cam, gear ring and the boss of exporting the position, and boss wherein is as the 3rd output position of first cam wheel; Edge cam is positioned at the top of cylindrical cam, and gear ring is positioned at the below of cylindrical cam, and boss is located on the lower surface of cylindrical cam; First cam wheel is provided with center pit; Cylindrical cam is provided with cylindrical cam groove, and edge cam is provided with the edge cam groove, and the edge cam groove is with respect to the eccentric setting of center pit; First cam wheel and main basal base are rotationally connected and are located on the status switch, make the boss of first cam wheel be arranged in the notch of brush dish; First motor is fixed on the main basal base, and electrical machine belt pulley is fixed on the output terminal of first motor shaft, and belt wheel gear, first duplicate gear and first idle wheel all are located on the main basal base and with main basal base and are rotationally connected; First motor is dynamically connected by the belt wheel of its electrical machine belt pulley by driving-belt and belt wheel gear, the gear of belt wheel gear is meshed with cogging of first duplicate gear, the lower gear of first duplicate gear is meshed with first idle wheel, and first idle wheel is meshed with the gear ring of first cam wheel; The termination of the lifter pin of CD read assembly is located in the cylindrical cam groove of first cam wheel.

The edge cam groove of first cam wheel of above-mentioned first via gear train be shaped as a peariform slot; This peariform slot is a zhou duicheng tuxing, having 4 groove sections forms, one is the less arc groove section of radius, and one is the bigger arc groove section of radius, and arcwall groove two symmetries, that radius-of-curvature increases gradually is connected between little arc groove section and the orthodrome groove section; Transmission controlling mechanism also has CD holder baffle plate and extension spring except that having control piece and first swing arm and second swing arm as the second control output as the first control output; The front side board of control piece is provided with the slip spacer pin, and the CD holder baffle plate is provided with oblique guide groove, and the slip spacer pin of control piece is located in the oblique guide groove of CD holder baffle plate, and makes control piece and the CD holder baffle plate is oblique is slidingly connected; One end of extension spring links to each other with the CD holder baffle plate, and the other end links to each other with control piece, and the slip spacer pin of control piece is contacted with the lower end of the oblique guide groove of CD holder baffle plate or is tending towards contacting; The control arm of control piece is provided with sliding tray, and control piece horizontally slips with main basal base by its sliding tray and is connected; The sliding tray that is passed control piece by the back-up ring screw screws on main basal base, makes the control piece axial location on main basal base; The boss as the power input position of control piece that is located on the control arm lower surface of control piece embeds in the edge cam groove of first cam wheel; First swing arm is located on the secondary pedestal and with secondary pedestal and is rotationally connected, and the power of the master arm of first swing arm input pin inserts in first controller chassis of control piece right-hand member; Second swing arm is located on the main basal base and with main basal base and is rotationally connected, and the power of the master arm of second swing arm input pin inserts in second controller chassis of control piece right-hand member.

Above-mentioned No. the second gear train is by second motor, electrical machine belt pulley, first driving-belt, second driving-belt, the 3rd driving-belt, the first belt wheel gear, second duplicate gear, first output gear as the first power output, the second belt wheel gear, the 3rd duplicate gear, second output gear as the second power output, the 3rd belt wheel gear, the 4th duplicate gear, the duplex clutch gear, second idle wheel, the 3rd output gear as the 3rd power output, second cam wheel, the sheave gear, the 4th output duplicate gear as the 4th power output, second stage clip and the 3rd stage clip are formed; Second motor is fixed on the secondary pedestal, and electrical machine belt pulley is fixed on the output terminal of second motor shaft; The first belt wheel tooth, the second belt wheel gear, the 3rd belt wheel gear and second duplicate gear all are located on the secondary pedestal and with secondary pedestal and are rotationally connected, and the second belt wheel gear is coaxial setting with first swing arm; The 3rd duplicate gear and second output gear all are arranged on the slave arm of first swing arm and are rotationally connected with the slave arm of first swing arm; First output gear, the 4th duplicate gear, duplex clutch gear, second idle wheel, the 3rd output gear, second cam wheel, sheave gear and the 4th output duplicate gear all are arranged on the main basal base and with main basal base and are rotationally connected, and the 4th duplicate gear is coaxial setting with second swing arm, and the oblique step-like slave arm of second swing arm is arranged between the base of duplex clutch gear and main basal base; The 3rd stage clip is arranged between second idle wheel and its axial limiting spare, and second stage clip is arranged between duplex clutch gear and its axial limiting spare; Second motor is dynamically connected with the belt wheel separately of the first belt wheel gear, the second belt wheel gear and the 3rd belt wheel gear respectively by first driving-belt, second driving-belt, the 3rd driving-belt by its electrical machine belt pulley; The gear of the first belt wheel gear is meshed with cogging of second duplicate gear, and the lower gear of second duplicate gear is meshed with first output gear; The gear of the second belt wheel gear is meshed with cogging of the 3rd duplicate gear, and the lower gear of the 3rd duplicate gear is meshed with second output gear; The gear of the 3rd belt wheel gear is meshed with cogging of the 4th duplicate gear, the lower gear of the 4th duplicate gear is meshed with the duplex clutch gear, the duplex clutch gear can be meshed with second idle wheel or be meshed with the gear of second cam wheel, second idle wheel is meshed with the 3rd output gear, the cylinder boss of second cam wheel matches with the cross recess of sheave gear, the secter pat of second cam wheel matches with the sheave outer arc face of sheave gear, the gear of sheave gear is meshed with the 4th cogging of duplicate gear of output, and the lower gear of the 4th output duplicate gear is meshed with the strip tooth of horizontal slip seat; When the duplex clutch gear is positioned on the upper step of the second swing arm slave arm, then cogging of duplex clutch gear can be meshed with second idle wheel, when the duplex clutch gear was positioned on the lower step of the second swing arm slave arm, then the lower gear of duplex clutch gear was meshed with second cam wheel.

Above-mentioned platen assembly is located on the platen cover plate of base assembly; The platen assembly is made up of compressing tablet, platen and magnet ring, magnet ring is located between compressing tablet and the platen, compressing tablet, magnet ring and platen constitute a fixture, and this fixture is located at the hole place at the middle part of platen cover plate, and relative with the rotating disk of the optical pickup unit core of the CD read assembly of below; The joint pin of the support of CD read assembly upwards is provided with, and optical pickup unit core is positioned at the top of upper surface, stand frame bottom; Buffer gear has four groups, is located on four angles of optical pickup unit core base plate; Every group of buffer gear formed by shock-proof spring, shock-absorbing rubber cushion and back-up ring screw, and shock-proof spring is a cylinder-shaped compression spring; The shock-absorbing rubber cushion is enclosed within on the joint pin of support, shock-proof spring is enclosed within that the shock-absorbing rubber cushion is gone up outward and between the downward end face of the end face that makes progress of joint pin bottom and termination, shock-absorbing rubber cushion top, the part of optical pickup unit core base plate is arranged in the annular crack of termination, shock-absorbing rubber cushion top; The back-up ring screw threads is combined on the joint pin, and its back-up ring is positioned at the top, upper surface of termination, shock-absorbing rubber cushion top.

The control output of above-mentioned CD read assembly is a projection that is arranged on the support, when the CD read assembly is in when lifting the position, this projection is then with the second idle wheel jack-up, makes second idle wheel be in the position that can not be meshed with the duplex clutch gear.

Above-mentioned CD read assembly also is provided with the carriage lock part, and this carriage lock part is a cylinder that is arranged on the support; CD holder is provided with the right side tooth bar that can be meshed with first output gear, second output gear or the 3rd output gear, be provided with the lock slots that can match, also be provided with the lock hole that can match with the carriage lock part of CD read assembly with control piece carriage lock bar.

The CD holder groove that is oppositely arranged on the left frame of above-mentioned disc holder and the left side frame has 3 to 10 pairs, and correspondingly is provided with 3 to 10 CD holder.

The utlity model has positive effect: (1) because of the train axis of the combined type gear train of this charger for being horizontally disposed with, so that institute takes up space is less, structure is comparatively simple.(2) be located between the cassette outlet and CD read assembly of base assembly because of disc holder, and take the structure of the non-overlapped setting of CD of interior CD of disc holder and loading position, change the CD in the disc holder so when this charger is worked, can not stop to play CD, also relatively low to the requirement of vibration resistance simultaneously.(3) the mechanical shock-resistance better performances of this charger.People when choosing digitizing audio and video equipment such as VCD, often with the ability of entangling the ability of reading error code and anti-vibration as the important indicator of weighing the product quality, and vibration is read the very big influence of existence to audio-video signal.Because on the signal pit of CD, the photoelectrical coupler in the optical pickup unit core is given in reflection to the laser beam that penetrates from optical pickup unit core again, and light signal is transformed into electric signal by lens focus.Camera lens in the optical pickup unit core is by focus servosystem and tracking servo control, and they can make laser beam focus on exactly on the track of signal pit within the specific limits.But when optical pickup unit core is vibrated, and its amplitude has exceeded the scope of focusing and tracking servo control, will focus on or follow the tracks of inaccurate, cause the pause that pictures and sounds occurs less than signal because of reading, bent or " deadlock " be jumped in serious also can causing.The resistance to shock that improves disk loading device is a systems engineering, can be divided into physical construction antivibration and circuit design antivibration.Making optical pickup unit core find the original position of lossing signal and continue to read signal as how the fastest speed after being subjected to vibrating is that circuit design will connect the problem of determining, and how completely cutting off the vibration outside the optical pickup unit core system, the autovibration that how to reduce the optical pickup unit core system, raising one-piece construction rigidity and shock absorption then needs to realize by the change of physical construction.The utility model has exactly been obtained progress aspect the vibration outside isolated optical pickup unit core system.In the ordinary course of things, the vibration interference of outer bound pair optical pickup unit core system mainly is to disturb under the vibration of continuous action, as the vibration of audio amplifier, and the vibration that electronic devices and components such as transformer, capacitor produce, knock vibration that machine casing produces etc., belong to forced vibration.Reduce the amplitude that is forced to shake, should select the less spring of elasticity coefficient.Under the constant situation of other condition, when vibration,, have little time to produce displacement because the spring power transmission is little, so optical pickup unit core is approaching static, thereby improved vibration resistance.The utility model selects for use the less cylinder-shaped compression spring of elasticity coefficient and used steel wire also thinner, adopts optical pickup unit core to be positioned at the version of the support top of CD read assembly simultaneously, can make the reliable operation of aseismatic mechanism.(4) the utility model adopts the platen assembly of magnet suction type, because of the adhesive effect of the magnet ring of platen assembly to the iron ring on the optical pickup unit core rotating disk, so when platen assembly and optical pickup unit core rotating disk chucking optical disk, CD is clamped reliably, the suffered pressure of the shock-proof spring of buffer gear only is the gravity of optical pickup unit core, thereby has guaranteed to adopt the less spring of elasticity coefficient to be achieved technically.

Drawing of the present utility model is described as follows:

Fig. 1 is a kind of schematic perspective view of the utility model charger.

Fig. 2 is the schematic perspective view of main basal base of the base assembly of Fig. 1 charger.

Fig. 3 is the exploded perspective view of the mutual relationship of the relevant parts of the relevant parts that are arranged on the transmission controlling mechanism on the main basal base in the horizontal slip seat of the main basal base of Fig. 1 charger, horizontal slide, status switch, the combined type gear train and No. the second gear train and first via gear train.

Fig. 4 is the schematic perspective view of first cam wheel in the first via gear train among Fig. 3.

Fig. 5 is for from the A of Fig. 4 schematic perspective view to look first cam wheel that obtains.

Fig. 6 is the schematic perspective view of second cam wheel in No. the second gear train among Fig. 3.

Fig. 7 is the schematic perspective view of the sheave gear in No. the second gear train among Fig. 3.

Fig. 8 is the disc holder of Fig. 1 charger and the exploded perspective view of CD holder.

Fig. 9 is control piece, CD holder baffle plate and each self-structure of extension spring of the transmission controlling mechanism of Fig. 1 charger and the schematic perspective view that concerns each other.

Figure 10 is the exploded perspective view of relevant parts that disc holder shown in Figure 8 and transmission controlling mechanism shown in Figure 9 are set on relevant parts shown in Figure 3.

Figure 11 is the schematic perspective view of secondary pedestal of the base assembly of Fig. 1 charger.

Figure 12 is for from the B of Figure 11 schematic perspective view to the look secondary pedestal that obtains.

Figure 13 is the schematic perspective view of first swing arm of transmission controlling mechanism of the combined type gear train of Fig. 1 charger.

Figure 14 is for being provided with secondary pedestal shown in Figure 11 and at first swing arm that transmission controlling mechanism shown in Figure 13 is set on the secondary pedestal and exploded perspective view that the relevant parts of No. the second gear train are set on secondary pedestal on relevant parts shown in Figure 10.

Figure 15 is the exploded perspective view of the CD read assembly of Fig. 1 charger.

Figure 16 is for being provided with the schematic perspective view of CD read assembly on relevant parts shown in Figure 14.

Figure 16-1 is the upward view of Figure 16.

Figure 17 is the platen cover plate of the base assembly of Fig. 1 charger, first, second detector switch of platen assembly and tray position, the exploded perspective view of first, second detector switch driving lever mutual relationship of tray position.

Figure 18 is the box mouth block seat and tray position the 3rd, the 4th detector switch of the base assembly of Fig. 1 charger, storehouse lid state-detection switch, the exploded perspective view of tray position the 3rd, the 4th detector switch driving lever mutual relationship.

Figure 19 is that the Cang Gai of Fig. 1 charger is arranged on the synoptic diagram on the main basal base.

Figure 20 is the drive connection synoptic diagram of the first via gear train of combined type gear train shown in Figure 3.

Figure 21 is in the synoptic diagram of position, whereabouts for the CD read assembly of Fig. 1 charger.

Figure 22 is in the synoptic diagram that lifts the position for the CD read assembly of Fig. 1 charger.

Figure 23 is the cylindrical cam of first cam wheel of Figure 21, Figure 22 and the synoptic diagram of the lifter pin mutual relationship in the CD read assembly.

Figure 24 is the synoptic diagram of boss mutual relationship of the control piece of the face gear of first cam wheel shown in Figure 10 and transmission controlling mechanism.

Figure 25 controls the synoptic diagram of first swing arm and second swing arm when being in leftmost position for the control piece of transmission controlling mechanism among Figure 16.Control piece control second output gear on the first swing arm slave arm be in can not with the CD holder position engaged, second swing arm is in the control position that can make the disc holder lifting.

Figure 26 is in the synoptic diagram that leftmost position CD holder baffle plate is in raised position for the control piece of transmission controlling mechanism among Figure 16.

When Figure 27 is in leftmost position for the control piece of transmission controlling mechanism among Figure 16, second swing arm is in control position, its slave arm that can make the disc holder lifting makes the duplex clutch gear be in lower gear that full state the makes duplicate gear synoptic diagram that is meshed with second cam wheel.

When Figure 28 is in leftmost position for the control piece among Figure 16, the synoptic diagram that slides before and after the second tunnel transmission mechanism control horizontal slip seat.

When Figure 29 is in leftmost position for the control piece among Figure 16, the horizontal slip seat drives the synoptic diagram that disc holder moves up and down.The horizontal slip seat is in rearmost position (also being interior position) among the figure, disc holder is in the extreme higher position and nethermost CD holder is in transmitting place.

Figure 30 controls the synoptic diagram of first swing arm and second swing arm when being in the least significant for the control piece of transmission controlling mechanism among Figure 16.Second output gear that is arranged on shown in the figure on the first swing arm slave arm is meshed with the CD holder that is in transmitting place.

Figure 31 is in the synoptic diagram that least significant CD holder baffle plate is in landing place for the control piece of transmission controlling mechanism among Figure 16.

Figure 32 for the control piece of transmission controlling mechanism among Figure 16 be in the least significant, when the CD read assembly is in the position, whereabouts, the slave arm of second swing arm makes the duplex clutch gear be in the rise state to make cogging of the duplex clutch gear synoptic diagram that is meshed with second idle wheel.

When Figure 33 is in the least significant for the control piece among Figure 16, the synoptic diagram that the second tunnel transmission mechanism control CD holder moves.

Figure 34 is in when lifting the position for the control piece of transmission controlling mechanism among Figure 16 is in least significant, CD read assembly, the slave arm of second swing arm makes the duplex clutch gear be in the rise state but can not make cogging of the duplex clutch gear synoptic diagram that is meshed with second idle wheel.

Figure 35 is the schematic diagram of the status switch function among Figure 16.

When Figure 36 is positioned at " loaded " position for the CD holder of Fig. 1 charger, CD holder and each bracket locations detector switch and storehouse cover the synoptic diagram of state-detection switch mutual relationship.

When Figure 37 is crossover position between " loaded " position and transmitting place of the CD holder of Fig. 1 charger, the synoptic diagram of CD holder and each bracket locations detector switch and storehouse lid state-detection switch mutual relationship.

When Figure 38 is positioned at transmitting place for the CD holder of Fig. 1 charger, CD holder and each bracket locations detector switch and storehouse cover the synoptic diagram of state-detection switch mutual relationship.

When Figure 39 is crossover position between transmitting place and release location of the CD holder of Fig. 1 charger, the synoptic diagram of CD holder and each bracket locations detector switch and storehouse lid state-detection switch mutual relationship.

When Figure 40 is positioned at the release location for the CD holder of Fig. 1 charger, CD holder and each bracket locations detector switch and storehouse cover the synoptic diagram of state-detection switch mutual relationship.

Figure 41 is that the disc holder among Figure 16 is arranged on the synoptic diagram on the horizontal slip seat.Disc holder is in extreme lower position and uppermost CD holder is in transmitting place, sheet storehouse reference position detector switch is pushed down by the disc holder base among the figure.

Figure 42 pushes down the synoptic diagram of sheet bin location counter switch for second secter pat of second cam wheel among Figure 16.

Below engaging accompanying drawing describes embodiment of the present utility model.

See Fig. 1, this charger has base assembly 1, CD read assembly 2, platen assembly 3, disc holder 4, horizontal slide 5, CD holder 6 and combined type gear train.CD read assembly 2 is located in the base assembly 1 and by its support 22 and is rotationally connected with base assembly 1.Platen assembly 3 is located on the base assembly 1 and is positioned at the top of CD read assembly 2.The horizontal slip seat 51 of horizontal slide 5 is arranged in the base assembly 1 and with base assembly 1 horizontal slip and is connected.Disc holder 4 is located in the base assembly 1, and disc holder 4 and horizontal slip seat 51 stageds obliquely are slidingly connected, slide up and down with base assembly 1 and be connected.CD holder 6 has 5, all is arranged in the disc holder 4.Disc holder 4 is located between the cassette outlet 1-1 and CD read assembly 2 of base assembly 1, and promptly the cassette outlet 1-1 of base assembly 1, disc holder 4, CD read assembly 2 threes set gradually along fore-and-aft direction.The combined type gear train is arranged on the base assembly 1, and the axis of the train of combined type gear train is vertical the setting; Lift or fall (or claiming lifting) by combined type gear train transferring power control CD read assembly 2, slide and then make disc holder 4 liftings in controlling level sliding seat 51 front and back, or control CD holder 6 moves horizontally with respect to base assembly 1.

See Fig. 1, base assembly 1 has main basal base 11, secondary pedestal 12, box mouth block seat 13, platen cover plate 14 and detector tube fixed head 19; Secondary pedestal 12 is fixed on the right side step 11-3 of main basal base 11; The left end of box mouth block seat 13 is fixed on the upper end of the left plate 11-2 of main basal base 11, and the right-hand member of box mouth block seat 13 is fixed on the upper end of the side plate 12-2 of secondary pedestal 12, forms cassette outlet 1-1 between the front side board of box mouth block seat 13 and the front side board of main basal base 11; The left end of platen cover plate 14 is fixed on the upper end of the left plate 11-2 of main basal base 11, and the right-hand member of platen cover plate 14 is fixed on the upper end of the side plate 12-2 of secondary pedestal 12; The left end of detector tube fixed head 19 is fixed on the upper end of the left plate 11-2 of main basal base 11, and the right-hand member of detector tube fixed head 15 is fixed on the upper end of the side plate 12-2 of secondary pedestal 12.

See Fig. 2, main basal base 11 is integral molded plastic spares.Main basal base 11 mainly is divided into base 11-1, left plate 11-2, right side step 11-3, beam 11-4, front side grillage 11-5 and motor cabinet 11-6 several sections are striden in the rear portion.Base 11-1 links to each other with left plate 11-2, right side step 11-3 and front side grillage 11-5 respectively, front side grillage 11-5 and rear portion are striden beam 11-4 and are connected again between left plate 11-2 and the right side step 11-3, and motor cabinet 11-6 links to each other with left plate 11-2 and strides beam 11-4 by web joint with base 11-1 and rear portion and links to each other.Base 11 is provided with belt wheel sprocket 11-1-1, the first duplicate gear post 11-1-2, the first idle wheel post 11-1-3, status switch seat 11-1-4, the first cam wheel post 11-1-5, sheet bin location switch base 11-1-6, CD holder baffle plate limited post 11-1-7, the luminous base 11-1-8 of double as slip locating part, the 4th output duplicate gear post 11-1-9, sheave sprocket 11-1-10, the second cam wheel post 11-1-11, the second idle wheel axle bed 11-1-12, duplex clutch gear axle bed 11-1-13, the first slip locating part 11-1-14, the second slip locating part 11-1-15 and the 3rd slip locating part 11-1-16.The front portion of left plate 11-2 is provided with one group of vertically-guided groove 11-2-1, and the rear portion is provided with the extension as balladeur train 11-2-2.Right side step 11-3 is provided with the 4th duplicate gear post 11-3-1 and the 3rd output gear post 11-3-2.The rear portion is striden beam 11-4 and is provided with the bracket groove seat.Front side grillage 11-5 reaches the left part balladeur train 11-5-2 and the right part balladeur train 11-5-3 that link to each other with front side board by front side board 11-5-1 and constitutes, and right part balladeur train 11-5-3 is provided with the first output gear post 11-5-4.

See Fig. 3, horizontal slide 5 includes horizontal slip seat 51 and 2 groups of sliding pins 52,53.Horizontal slip seat 51 is integral molded plastic spares, left plate 51-2 and three parts of right plate 51-3 of being divided into base plate 51-1 and linking to each other with base plate 51-1, base plate 51-1 is provided with 4 sliding tray 51-4 and the strip tooth 51-5 as power input position, left plate 51-2 is provided with one group of oblique guide groove 51-6 of stepped appearance, and right plate 51-3 is provided with the oblique guide groove 51-7 of another group stepped appearance.Horizontal slip seat 51 is contacted with the upper surface of main basal base 11 base 11-1 by the lower surface of its base plate 51-1, and the first slip locating part 11-1-14, the second slip locating part 11-1-15 on the base 11-1 and the luminous base 11-1-8 of the 3rd slip locating part 11-1-16 and double as slip locating part embed among 4 sliding tray 51-4 of horizontal slip seat 51 correspondingly, and horizontal slip seat 51 and main basal base 11 are slidingly connected by fore-and-aft direction.

Still see Fig. 3, the combined type gear train is made up of first via gear train 7, transmission controlling mechanism 8 and No. the second gear train 9.First via gear train 7 is control CD read assembly 2 liftings and transferring power mechanisms to transmission controlling mechanism 8; Transmission controlling mechanism 8 is mechanisms that No. the second gear train is controlled; No. the second gear train 9 is mechanisms that control disc holder 4 liftings and CD holder 6 move horizontally.

See Fig. 3, this charger also has status switch 15.Status switch 15 is made of with the electrodes base that is provided with electrode 152 that is positioned at the bottom the superposed brush dish 151 that is provided with brush, and brush dish 151 and electrodes base 152 are rotationally connected; The disk body of brush dish 151 is provided with notch 153 up; The first cam wheel post 11-1-5 that status switch 15 is enclosed within the base 11-1 of main basal base 11 goes up and the electrodes base 152 of status switch 15 is fixed on the status switch seat 11-1-4.First via gear train 7 is formed by first motor 71, electrical machine belt pulley 72, driving-belt 73, belt wheel gear 74, first duplicate gear 75, first idle wheel 76 with as first cam wheel of power output 78.

See Fig. 4 and Fig. 5, first cam wheel 78 constitutes by being connected as a single entity as the cylindrical cam of the first output position 78-1, as second edge cam, gear ring 78-5 and the boss 78-7 that exports position 78-3.Edge cam 78-3 is positioned at the top of cylindrical cam 78-1, and gear ring 78-5 is positioned at the below of cylindrical cam 78-1, and boss 78-7 is located on the lower surface of cylindrical cam 78-1.First cam wheel 78 is provided with center pit 78-6; Cylindrical cam 78-1 is provided with cylindrical cam groove 78-2, and edge cam 78-3 is provided with edge cam groove 78-4; Edge cam groove 78-4 is with respect to the eccentric setting of center pit 78-6.Edge cam groove 78-4 is shaped as a peariform slot; This peariform slot is a zhou duicheng tuxing, having 4 groove sections forms, one is the less arc groove section of radius, and one is the bigger arc groove section of radius, and arcwall groove two symmetries, that radius-of-curvature increases gradually is connected between little arc groove section and the orthodrome groove section.

See Fig. 3, first cam wheel 78 is located at status switch 15 tops, first cam wheel 78 is enclosed within the base 11-1 of main basal base 11 by its center pit 78-6 the first cam wheel post 11-1-5 goes up and first cam wheel 78 can rotate around the first cam wheel post 11-1-5, and the boss 78-7 of first cam wheel 78 is arranged in the notch 153 of status switch 15 brush dishes 152 simultaneously.First motor 71 is fixed on the motor cabinet 11-6 of main basal base 11, electrical machine belt pulley 72 is fixed on the output terminal of 71 in first motor, and belt wheel sprocket 11-1-1, the first duplicate gear post 11-1-2 and the first idle wheel post 11-1-3 that belt wheel gear 74, first duplicate gear 75 and first idle wheel 76 are enclosed within the base 11-1 of main basal base 11 respectively go up and turn.First motor 71 is dynamically connected by the belt wheel of driving-belt 73 with belt wheel gear 74 by its electrical machine belt pulley 72, the gear of belt wheel gear 74 is meshed with first the cogging of duplicate gear 75, the lower gear of first duplicate gear 75 is meshed with first idle wheel 76, and first idle wheel 76 is meshed with the gear ring 78-5 of first cam wheel 78.

Fig. 3 gives the part of the transmission controlling mechanism 8 that is located on the main basal base 11 and the particular location of part on main basal base 11 of No. the second gear train 9.Second cam wheel 986 wherein and the stereographic map of sheave gear 987 are provided by Fig. 6 and Fig. 7 respectively.

See Fig. 6, second cam wheel 986 is an integral molded plastic spare.Gear 986-1 and two secter pat 986-3, two cylinder boss 986-2 that it has central cylinder 986-4 and is provided with around central cylinder 986-4, two secter pat 986-3 and two cylinder boss 986-2 are located on the lower surface of gear 986-1.A secter pat 986-3-1 among two secter pat 986-3 is thicker secter pat.

See Fig. 7, sheave gear 987 is for being an integral molded plastic spare.It has cross groove wheel 987-1 and is positioned at the gear 987-3 of cross groove wheel 987-1 below.The sheave outer arc face 987-2 of cross groove wheel 987-1 matches with the outer arc face of the secter pat 986-3 of second cam wheel 986.The groove width of cross groove wheel 987-1 matches with the external diameter of the cylinder boss 986-2 of second cam wheel 986.

See Fig. 3, second swing arm 85 of transmission controlling mechanism 8 is an integral molded plastic spare.Master arm 85-1 and oblique step-like slave arm 85-3 that it has central cylinder 85-5 and links to each other with central cylinder 85-5; The upper surface of master arm 85-1 is provided with power input pin 85-2, and oblique step-like slave arm 85-3 is provided with stopper slot 85-4, the inclined-plane that the upper surface of oblique step-like slave arm 85-3 is divided into lower stage terrace, upper stage terrace and both are coupled together.Second swing arm 85 is enclosed within the right side step 11-3 of main basal base 11 by its central cylinder 85-5 the 4th duplicate gear post 11-3-1 goes up and turns.

See Fig. 3, the 4th output duplicate gear post 11-1-9, sheave sprocket 11-1-10 and the second cam wheel post 11-1-11 that the 4th output duplicate gear, sheave gear 987 and second cam wheel 986 of conduct the 4th power output 988 of second gear train 9 is enclosed within the base 11-1 of main basal base 11 respectively go up and all turn; Be with first stage clip 993 on the central cylinder 986-4 of second cam wheel 986.Duplex clutch gear axle bed 11-1-13 is inserted after passing the stopper slot 85-4 of slave arm 85-3 of second swing arm 85 in the lower end of the duplex clutch gear axle 991 of second gear train 9, duplex clutch gear 983 be located at second swing arm 85 slave arm 85-3 top, be enclosed within on the duplex clutch gear axle 991 and rotatable, second stage clip 994 is positioned at duplex clutch gear 983 tops and is enclosed within on the duplex clutch gear axle 991.The second idle wheel axle bed 11-1-12 is inserted in the lower end of second axle of carrier pulley 992 of second gear train 9, and second idle wheel 984 is enclosed within on second axle of carrier pulley 992 and turns, and the 3rd stage clip 995 is located at second idle wheel, 984 tops and is enclosed within on second axle of carrier pulley 992.The 3rd output gear post 11-3-2 that the 3rd output gear 985 of second gear train 9 is enclosed within main basal base 11 right side step 11-3 goes up and turns; The 4th duplicate gear 982 of second gear train 9 is located at the top of second swing arm 85, and is enclosed within that the 4th duplicate gear post 11-3-1 goes up and rotatable.

Still see Fig. 3, the strip tooth 51-5 of horizontal slip seat 51 is meshed with the lower gear of the 4th output duplicate gear 988, the 4th cogging of duplicate gear 988 of output is meshed with the gear of sheave gear 987, the cross recessed groove width of sheave gear 987 matches with the external diameter of the cylinder boss 986-2 of second cam wheel 986, and the sheave outer arc face 987-2 of the cross groove wheel 987-1 of sheave gear 987 matches with the outer arc face of the secter pat 986-3 of second cam wheel 986; The gear of second cam wheel 986 can be meshed with the lower gear of duplex clutch gear 983, and cogging of duplex clutch gear 983 can be meshed with second idle wheel 984.When duplex clutch gear 983 is positioned on the upper step of second swing arm, 85 slave arm 85-3, then cogging of duplex clutch gear 983 can be meshed with second idle wheel 984, when duplex clutch gear 983 was positioned on the lower step of second swing arm, 85 slave arm 85-3, then the lower gear of duplex clutch gear 983 was meshed with second cam wheel 986.Second idle wheel 984 is meshed with the 3rd output gear 985.

See Fig. 8, disc holder 4 is connected with base 41 and top web joint 44 respectively by securing member with left side frame 43 by left frame 42 and constitutes; On left frame 42 and the left side frame 43 relative be provided with 5 pairs of levels to CD holder groove 45; Left side frame 43 is provided with 5 and CD holder groove 45 corresponding bar hole 43-1.The end in the left side of the base 41 of disc holder 4 is provided with axis and is horizontally disposed one group of connecting hole, and the end on the right side of the base 41 of disc holder 4 is provided with axis and is horizontally disposed corresponding another group connecting hole 41-1.CD holder 6 is an integral molded plastic spare, has disk body 6-1, central indentation 6-2, right side tooth bar 6-3, lock slots 6-4 and lock hole 6-5.CD holder 6 has 5, is located on the corresponding CD holder groove 45 of disc holder 4, is called No. 1 carriage, No. 2 carriages, No. 3 carriages, No. 4 carriages and No. 5 carriages successively by from top to bottom these CD holder of order.

See Fig. 9, the total control pieces 81 of transmission controlling mechanism 8, CD holder baffle plate 82, extension spring 83 and as first swing arm of the first control output 84 with as second swing arm of the second control output 85.Fig. 9 has provided control piece 81, CD holder baffle plate 82 and extension spring 83 structure separately and mutual relation.Following description is undertaken by its orientation that residing orientation, back that is Figure 10 are installed.Control piece 81 is integral molded plastic spares, and the front side board 81-9, two that has control arm 81-2 and be positioned at the control arm front end be located at slip spacer pin 81-6 on the front side board 81-9, be located at the boss 81-1 as power input position on the control arm 81-2 lower surface, be located at 2 sliding tray 81-8 on the control arm 81-2, be located at the extension spring seat 81-7 of control arm 81-2 left end, the first controller chassis 81-3 and the second controller chassis 81-4 that is located at the CD holder locking bar 81-5 of control arm 81-2 right part and is located at control arm 81-2 right-hand member.CD holder baffle plate 82 also is an integral molded plastic spare, has plate body 82-1, is located at 2 oblique guide groove 82-2 on the plate body and is located on the rear end face and is positioned at the extension spring seat 82-3 of left end.Each slip spacer pin 81-6 of control piece 81 is located among the CD holder baffle plate 82 corresponding oblique guide groove 82-2, and makes control piece 81 and CD holder baffle plate 82 oblique being slidingly connected; One end of extension spring 83 links to each other with the extension spring seat 82-3 of CD holder baffle plate 82, the other end links to each other with the extension spring seat 81-7 of control piece 81, under the effect of spring tension and the slip spacer pin 81-6 of control piece 81 is contacted with the lower end of the oblique guide groove 82-2 of CD holder baffle plate 82 or be tending towards contacting.

See Figure 10, horizontal slide 5 also is provided with 2 groups of sliding pins, and every group of sliding pin has 2.Every sliding pin 52 of one group of sliding pin 52 passes on the corresponding connecting hole of the oblique guide groove 51-6 of a corresponding stepped appearance of the corresponding vertically-guided groove 11-2-1 of main basal base 11 left plate 11-2 and horizontal slip seat 51 left plate 51-2, left end that its termination is fixed on disc holder 4 bases 41 successively.Every sliding pin 53 of another group sliding pin 53 passes on the corresponding connecting hole 41-1 of the oblique guide groove 51-7 of a corresponding stepped appearance of horizontal slip seat 51 right plate 51-3, right-hand end that its termination is fixed on disc holder 4 bases 41 successively; When secondary pedestal 12 shown in Figure 12 was fixed on the main basal base 11, corresponding two vertically-guided groove 12-4 of the side plate 12-2 of secondary pedestal 12 then blocked corresponding separately sliding pin 53 heads.At this moment, then make disc holder 4 slide up and down connection, with respect to oblique being slidingly connected of horizontal slip seat 51 stageds with respect to base assembly 1; Just when horizontal slip seat 51 with respect to main basal base 11 during to front slide, sliding pin 52,53 is subjected to the vertically-guided groove 11-2-1 of main basal base 11 and secondary pedestal 12, the restriction of 12-4, can not follow horizontal slip seat 51 travels forward, can only under the restriction of the oblique guide groove 51-6 of stepped appearance, 51-7 and vertically-guided groove 11-2-1,12-4, slide from top to bottom, and then it is mobile from top to bottom to drive disc holder.Otherwise, then drive disc holder and move from bottom to top.

Still see Figure 10, the control piece 81 control arm 81-2 of transmission controlling mechanism 8 are enclosed within on the first cam wheel post 11-1-5 of main basal base 11 by one bar sliding tray 81-8, be enclosed within by its another sliding tray 81-8 on the second cam wheel post 11-1-11 of main basal base 11, and being horizontally slipped, control piece 81 and main basal base 11 be connected, pass the corresponding sliding tray 81-8 of the control piece 81 control arm 81-2 of transmission controlling mechanism 8 separately by 2 back-up ring screws 86, a back-up ring screw 86 screws on the first cam wheel post 11-1-5 of main basal base 11, another back-up ring screw 86 screws on the second cam wheel post 11-1-11 of main basal base 11, and making control piece 81 axial location on main basal base 11, first stage clip 993 is between the lower surface of second cam wheel 986 and control arm 81-2 simultaneously; The boss 81-1 that is located on the control arm 81-2 lower surface of control piece 81 embeds among the edge cam groove 78-4 of first cam wheel 78.At this moment, the CD holder locking bar 81-5 of the control piece 81 of transmission controlling mechanism 8 is right against the lock slots 6-4 of each CD holder 6 that is arranged in disc holder 4, the second controller chassis 81-4 of the control arm 81-2 of control piece 81 is enclosed within the power input of second swing arm, the 85 master arm 85-1 of transmission controlling mechanism 8 and sells on the 85-2, and CD holder baffle plate 82 right-hand members are near the CD holder baffle plate limited post 11-1-7 of main basal base 11 base 11-1.

See Figure 11 and Figure 12, secondary pedestal 12 is an integral molded plastic spare, the side plate 12-2 and the balladeur train 12-3 that have base 12-1 and link to each other with base 12-1.Base 12-1 is provided with the second motor cabinet 12-1-1, the first belt wheel sprocket 12-1-2, the second duplicate gear post 12-1-3, the second belt wheel sprocket 12-1-4 and the 3rd belt wheel sprocket 12-1-5.Side plate 12-2 is provided with one group 2 vertically-guided groove 12-4, and the top of these 2 vertically-guided grooves is that through hole type groove, bottom are that the lower end of T-slot and T-slot communicates with the bottom surface of side plate.Balladeur train 12-3 is provided with the top that makes the 3rd output gear 985 and extends upwardly the hole 12-5 that exposes the balladeur train plate body.

See Figure 13, first swing arm 84 of transmission controlling mechanism 8 is an integral molded plastic spare.Master arm 84-1 and slave arm 84-4 that it has central cylinder 84-3 and links to each other with central cylinder 84-3, the lower surface of master arm 84-1 is provided with power input pin 84-2, and slave arm 84-4 is provided with the 3rd duplicate gear post 84-5 and the second output gear post 84-6.

See Figure 14, secondary pedestal 12 is fixed on the right side step 11-3 of main basal base 11, and 2 vertically-guided groove 12-4 on the secondary pedestal 12 side plate 12-2 block corresponding separately sliding pin 53 heads.The balladeur train 12-3 of secondary pedestal 12 pushes down the duplex clutch gear axle 991 and second axle of carrier pulley 992,994 of second stage clips are between the lower surface of duplex clutch gear 983 and balladeur train 12-3, and 995 of the 3rd stage clips are between the lower surface of second idle wheel 984 and balladeur train 12-3.The first output gear post 11-5-4 of right part balladeur train 11-5-3 that first output gear 963 of second gear train 9 is enclosed within the front side grillage 11-5 of main basal base 11 goes up and is rotatable.Second motor 91 is fixed on the second motor cabinet 12-1-1 of secondary pedestal 12 base 12-1, electrical machine belt pulley 92 is fixed on the output terminal of 91 in second motor, and the first belt wheel sprocket 12-1-2, the second duplicate gear post 12-1-3 and the 3rd belt wheel sprocket 12-1-5 that the first belt wheel gear 961, second duplicate gear 962 and the 3rd belt wheel gear 981 are enclosed within the base 12-1 of secondary pedestal 12 respectively go up and turn.First swing arm 84 is enclosed within the base 12-1 of secondary pedestal 12 by its central cylinder 84-3 the second belt wheel sprocket 12-1-4 goes up and is rotatable, and the power input pin 84-2 of first swing arm, 84 master arm 84-1 stretches among the first controller chassis 81-3 of control arm 81-2 of control piece 81.The second belt wheel gear 971 is enclosed within the top that the second belt wheel sprocket 12-1-4 goes up and turns, the second belt wheel gear 971 is positioned at first swing arm 84.The 3rd duplicate gear post 84-5 that the 3rd duplicate gear 972 is enclosed within the slave arm 84-4 of first swing arm 84 goes up and turns, and the second output gear post 84-6 that second output gear 973 is enclosed within the slave arm 84-4 of first swing arm 84 goes up and turns.Second motor 91 is dynamically connected by first driving-belt 93, second driving-belt 94 and the 3rd driving-belt 95 and the first belt wheel gear 961, the second belt wheel gear 971 and the 3rd belt wheel gear 981 belt wheel separately respectively by its electrical machine belt pulley 92; The gear of the first belt wheel gear 961 is meshed with second the cogging of duplicate gear 962, and the lower gear of second duplicate gear 962 is meshed with first output gear 963; The gear of the second belt wheel gear 971 is meshed with the 3rd cogging of duplicate gear 972, and the lower gear of the 3rd duplicate gear 972 is meshed with second output gear 973; The gear of the 3rd belt wheel gear 981 is meshed with the 4th duplicate gear 982.

See Figure 15, CD read assembly 2 is made up of optical pickup unit core 21, support 22, lifter pin 23, buffer gear 24, control output 25 and CD holder locking piece 26 as the power input component; Support 22 is an integral molded plastic spare, be provided with stand frame 22-1 and the 4 joint pin 22-2 that upwards are provided with that are positioned on the upper surface, stand frame 22-1 bottom, be provided with the protruding 22-3 of the conduct control output 25 that is positioned at the right deckle board nock of stand frame 22-1, be provided with the locking column 22-4 that is positioned at the right deckle board rear upper end of stand frame 22-1, be provided with the rotational pin 22-5 that is positioned at stand frame 22-1 rear portion as CD holder locking piece 26.Lifter pin 23 is fixed on the preceding deckle board of support 22 stand frame 22-1, and optical pickup unit core 21 is positioned at the top of the stand frame 22-1 bottom of support 22.Buffer gear 24 has four groups, is located on four angles of optical pickup unit core 21 base plates 212; Every group of buffer gear 24 formed by shock-proof spring 241, shock-absorbing rubber cushion 242 and back-up ring screw 243.Shock-proof spring 241 is a cylinder-shaped compression spring; Shock-absorbing rubber cushion 242 is enclosed within on the joint pin 22-2 of support 22, shock-proof spring 241 is enclosed within on the shock-absorbing rubber cushion 242 and between the downward end face of the end face that makes progress of joint pin 22-2 bottom and termination, shock-absorbing rubber cushion 242 top, the part of optical pickup unit core 21 base plates 212 is arranged in the annular crack of termination, shock-absorbing rubber cushion 242 top; Back-up ring screw 243 screws on joint pin 22-2, and its back-up ring is positioned at the top, upper surface of termination, shock-absorbing rubber cushion 242 top; And optical pickup unit core 21 is positioned on the support 22 by buffer gear 24 elasticity.

See Figure 16 and Figure 16-1, CD read assembly 2 is rotationally connected by the main basal base 11 of its support 22 with base assembly 1, that is stride in the bracket groove seat of beam 11-4 at the rear portion that the rotational pin 22-5 on the stand frame 22-1 of support 22 is located at main basal base 11, the back-up ring screw is fixed on the rear portion from bottom to top strides on the beam 11-4, make the back-up ring screw hold the rotational pin 22-5 of the stand frame 22-1 of support 22, thereby support 22 and main basal base 11 are rotationally connected.The termination of the lifter pin 23 of CD read assembly 2 is located among the cylindrical cam groove 78-2 of first cam wheel 78.The protruding 22-3 that is located at the conduct control output 25 on the support 22 is positioned at the below of second idle wheel 984, be positioned at duplex clutch gear 983 on the upper step of second swing arm, 85 slave arm 85-3 and CD read assembly 2 is under the state of position of whereabouts, then duplex clutch gear 983 is meshed with second idle wheel 984; Be positioned at duplex clutch gear 983 on the upper step of second swing arm, 85 slave arm 85-3 and CD read assembly 2 is under the state of the position of lifting, then the protruding 22-3 on the support 22 makes second idle wheel 984 be in the position that can not be meshed with duplex clutch gear 983 second idle wheel, 984 jack-up.Be in when CD read assembly 2 under the state of the position of lifting, if this moment is when having CD holder 6 to be positioned at " loaded " position, then the locking column 22-4 as CD holder locking piece 26 of support 22 passes the lock hole 6-5 of this CD holder 6, and this CD holder 6 can not be slided before and after the level.

See Figure 17, platen cover plate 14 is an integral molded plastic spare, and platen assembly 3 is located on the platen cover plate 14 of base assembly 1.Platen assembly 3 is made up of compressing tablet 31, platen 32 and magnet ring 33, and magnet ring 33 is located between compressing tablet 31 and the platen 32, and compressing tablet 31, magnet ring 33 and platen 32 constitute a fixture, and this fixture is located at the place, hole at the middle part of platen cover plate 14.The right part of platen cover plate 14 is rotatably connected to tray position first detector switch driving lever 141 and the tray position second detector switch driving lever 142, the lower surface that the bar head of driving lever 141,142 exposes platen cover plate 14.Also be fixed with circuit board 143 on the platen cover plate 14, on the lower surface of circuit board 143, be provided with tray position first detector switch 181 and tray position second detector switch 182, and the button of tray position first detector switch 181 is aimed at the following tray position second detector switch driving lever 142 of button aligning of the following tray position first detector switch driving lever 141, tray position second detector switch 182.See Fig. 1, platen cover plate 14 is fixed on main basal base 11 and the secondary pedestal 12, and 3 rotating disks 211 with the optical pickup unit core 21 of the CD read assembly 2 of below of platen assembly are relative.

See Figure 18, box mouth block seat 13 is an integral molded plastic spare, and the right part of box mouth block seat 13 is rotatably connected to tray position the 3rd detector switch driving lever 133 and tray position the 4th detector switch driving lever 134, and the driving lever head of driving lever 133,134 reveals the lower surface of cassette outlet block seat 13.Be rotatably connected to the roller 131 that 4 wheel bodys expose its lower surface on the box mouth block seat 13.Also be fixed with circuit board 132 on the box mouth block seat 13, on the lower surface of circuit board 132, be provided with tray position the 3rd detector switch 183, tray position the 4th detector switch 184 and storehouse lid state-detection switch 185, and the button of tray position the 3rd detector switch 183 is aimed at following tray position the 4th detector switch driving lever 134 of button aligning of following tray position the 3rd detector switch driving lever 133, tray position the 4th detector switch 184.Box mouth block seat 13 is fixed on main basal base 11 and the secondary pedestal 12, then forms cassette outlet 1-1 between the front side board 11-5-1 of the front side board of box mouth block seat 13 and main basal base 11.

See Figure 19, respectively be provided with a pedestal 11-5-5 at the left part and the right part of the front side board 11-5-1 of main basal base 11 front end face, storehouse lid 135 is arranged on by its rotating shaft that pedestal 11-5-5 goes up and is rotationally connected with the front side grillage 11-5 of main basal base 11; Torsion spring 136 is enclosed within the storehouse and covers in the rotating shaft on 135 right sides, the one end contacts with the front side grillage 11-5 of main basal base 11, the other end is pressed on the storehouse lid 35, make storehouse lid 135 block cassette outlet 1-1, and the button of storehouse lid state-detection switch 185 is withstood on the top of covering 135 right sides, storehouse.

See Figure 20, first motor 71 of this charger can clockwise rotate or rotate counterclockwise under the control of relevant circuit.When first motor 71 rotates, by driving-belt 73 belt wheel gear 74 is rotated by its electrical machine belt pulley 72, belt wheel gear 74 is rotated by first duplicate gear 75 of its gear driven and its engagement, and first duplicate gear 75 drives first cam wheel 78 by first idle wheel 76 and rotates.By drive connection given among the figure as can be known, the direction of rotation of the rotation direction of first cam wheel 78 and first motor 71.

See Figure 21 and Figure 22, the lifting and fall of CD read assembly 2 by the control of first cam wheel 78.Because of the termination of the lifter pin 23 on the support 22 of CD read assembly 2 is arranged among the cylindrical cam groove 78-2 of first cam wheel 78, so, when first cam wheel 78 rotates counterclockwise, the CD read assembly 2 that is in the position, whereabouts is risen to lift the position; When first cam wheel 78 clockwise rotates, then can make to be in the CD read assembly 2 that lifts the position and to reduce to the position, whereabouts.

See Figure 23, this figure has provided the cylindrical cam groove 78-2 and the lifter pin 23 mutual alignments relation of first cam wheel 78.The 23 residing 3. number positions of lifter pin shown in the figure are corresponding to the 23 residing positions of lifter pin among Figure 21, and the 23 residing 2. number positions of lifter pin shown in the figure are corresponding to the 23 residing positions of lifter pin among Figure 22.When first cam wheel 78 rotates, not only drive 2 liftings of CD read assembly by its cylindrical cam 78-1, also the control piece 81 that drives transmission controlling mechanism 8 by its edge cam 78-3 moves as left and right horizontal.

See Figure 24, because of the boss 81-1 that is located on its control arm 81-2 lower surface of the control piece 81 of transmission controlling mechanism 8 embeds among the edge cam groove 78-4 of first cam wheel 78 from top to bottom, when first cam wheel 78 rotates, boss 81-1 then in edge cam groove 78-4 with respect to the motion of first cam wheel 78, and boss 81-1 drives control piece 81 left and right horizontal and moves; When boss 81-1 is arranged in the AD groove section of edge cam groove 78-4, then make control piece 81 be in the rightest position; When boss 81-1 is arranged in the CB groove section of edge cam groove 78-4, then make control piece 81 be in the most left position; When boss 81-1 by the DC groove section of edge cam groove 78-4 in the D point to the C point move or by the A point of BA groove section when the B point is mobile, then drive control piece 81 and go out the rightest position and move to leftmost position; When boss 81-1 by the DC groove section of edge cam groove 78-4 in the C point to the D point move or by the B point of RA groove section when the A point is mobile, then drive control piece 81 and move to the least significant by the most left position.

See Figure 23 and Figure 24, between the mutual alignment of the edge cam groove 78-4 of first cam wheel 78 and the boss 81-1 of control piece 81 and the cylindrical cam groove 78-2 of first cam wheel 78 and lifter pin 23 mutual alignments corresponding relation is arranged.When lifter pin 23 was arranged in the 4. number position of cylindrical cam groove 78-2, then boss 81-1 was arranged in the D point of edge cam groove 78-4; When lifter pin 23 was arranged in the 3. number position of cylindrical cam groove 78-2, then boss 81-1 was arranged in the C point of edge cam groove 78-4; When lifter pin 23 was arranged in the 2. number position of cylindrical cam groove 78-2, then boss 81-1 was arranged in the B point of edge cam groove 78-4; When lifter pin 23 was arranged in the 1. number position of cylindrical cam groove 78-2, then boss 81-1 was arranged in the A point of edge cam groove 78-4.That is to say, when first cam wheel 78 rotates counterclockwise by as shown in the figure direction, if make boss 81-1 move to leftmost position from the D point of edge cam groove 78-4 from residing least significant for thereby reference position relatively moves to C point drive control piece 81,78 of first cam wheels make lifter pin 23 relatively move to 3. number position, maintenance CD read assembly 2 residing whereabouts invariant positions by the 4. number position of cylindrical cam groove 78-2 simultaneously; First cam wheel 78 is rotated further, make boss 81-1 by the C point of edge cam groove 78-4 relatively move to the B point, retentive control part 81 residing leftmost positions are constant, simultaneously first 78 of the cam wheels make lifter pin 23 be relatively moved to 2. number position, be driven CD read assembly 2 and risen to by the position, whereabouts and lift the position by the 3. number position of cylindrical cam groove 78-2; First cam wheel 78 is rotated further, drive control piece 81 and move to the least significant from residing leftmost position thereby make boss 81-1 relatively move to the A point by the B point of edge cam groove 78-4,78 of first cam wheels make lifter pin 23 be relatively moved to 1. number position, be kept the CD read assembly 2 residing invariant positions that lift by the 2. number position of cylindrical cam groove 78-2 simultaneously.Like this, just 4 kinds of assembled state that this charger produces because of CD read assembly 2 is different with control piece 81 present positions have been formed.First state is: CD read assembly 2 is in and lifts position, control piece 81 and be in least significant (A point, the lifter pin 23 that this moment, boss 81-1 was arranged in edge cam groove 78-4 is arranged in the 1. number position of cylindrical cam groove 78-2).Second state is: CD read assembly 2 is in and lifts position, control piece 81 and be in leftmost position (B point, the lifter pin 23 that this moment, boss 81-1 was arranged in edge cam groove 78-4 is arranged in the 2. number position of cylindrical cam groove 78-2).The third state is: CD read assembly 2 is in position, whereabouts, control piece 81 and is in leftmost position (C point, the lifter pin 23 that this moment, boss 81-1 was arranged in edge cam groove 78-4 is arranged in the 3. number position of cylindrical cam groove 78-2).Four condition is: CD read assembly 2 is in position, whereabouts, control piece 81 and is in least significant (D point, the lifter pin 23 that this moment, boss 81-1 was arranged in edge cam groove 78-4 is arranged in the 4. number position of cylindrical cam groove 78-2).

See Figure 25 to Figure 29, the state of charger shown in Figure 25 is second state or the third state of control piece 81 when being in leftmost position.At this moment, no matter be to be in CD read assembly 2 to be positioned at second state that lifts the position, or to be in the third state that CD read assembly 2 is positioned at the position, whereabouts, first swing arm, 84 controls, second output gear 973 of transmission controlling mechanism 8 be in all the time with CD holder 6 can not position engaged.Simultaneously, the CD holder locking bar 81-5 of control piece 81 stretches among the lock slots 6-4 of each CD holder 6, and the CD holder 6 of transmitting place can not be moved forward and backward by along continuous straight runs.See Figure 26, the CD holder baffle plate 82 of transmission controlling mechanism 8 is in leftmost position because of control piece 81, and its right-hand member does not contact with the CD holder baffle plate limited post 11-1-7 of main basal base 11; Under the effect of extension spring 83, make the trench bottom of CD holder baffle plate 82 oblique guide groove 82-2 and can not contact relative to the slip spacer pin 81-6 on the control piece 81 front side board 81-9 that base assembly 1 moves in vertical direction, and make CD holder baffle plate 82 block the handover passage of CD holder.See Figure 27, when control piece 81 was in leftmost position, the duplex clutch gear 983 of No. the second gear train 9 was positioned on the slave arm 85-3 lower step of second swing arm 85; At this moment, the duplex clutch gear 983 and second idle wheel 984 are in out-of-gear state, and with second cam wheel, 986 ingear states.See Figure 28, at this moment, if second motor 91 rotates, then successively by the 3rd driving-belt 95, the 3rd belt wheel gear 981, the 4th duplicate gear 982, duplex clutch gear 983, second cam wheel 986, sheave gear 987, transferring power to the four output duplicate gears 988; Detailed process is: second motor 91 drives the 3rd belt wheel gear 981 by the 3rd driving-belt 95 and rotates, the 3rd belt wheel gear 981 is rotated by the 4th duplicate gear 982 that its gear driven cogs with its engagement, the 4th duplicate gear 982 drives the duplex clutch gear 983 that cogs with its engagement by its lower gear and rotates, duplex clutch gear 983 is driven with its engagement second cam wheel 986 by its lower gear and rotates, second cam wheel 986 drives sheave by its cylinder boss 986-2 and is mated intermittently rotation of sheave gear 987, and then sheave gear 987 is cogged by its gear driven and the 4th output duplicate gear 988 of its engagement intermittently rotates, and 988 of the 4th output duplicate gears are intermittently moved horizontally along fore-and-aft direction by the horizontal slip seat 51 that its lower gear drives strip tooth 51-5 and its engagement.By the given drive connection among the figure as can be known, the rotation direction of the 4th output duplicate gear 988 and the direction of rotation of second motor 91.When second motor 91 rotated counterclockwise, the 4th output duplicate gear 988 clockwise rotated, and rearward moves horizontally and drive horizontal slip seat 51; Otherwise when second motor 91 clockwise rotated, the 4th output duplicate gear 988 rotated counterclockwise, and forwards moves horizontally and drive horizontal slip seat 51.See Figure 29, when if horizontal slip seat 51 forwards moves horizontally, be located at sliding pin 52,53 among the oblique guide groove 51-6 of horizontal slip seat 51 stepped appearances, the 51-7 because of being subjected to the vertically-guided groove 11-2-1 on main basal base 11 and the secondary pedestal 12, the restriction of 12-4 in the horizontal direction, can only be with respect to the oblique guide groove 51-6 of stepped appearance, 51-7 motion vertically downward step by step, so just drive the disc holder 4 of fixedlying connected and move vertically downward, can move down into extreme lower position by the extreme higher position shown in the figure with it.If disc holder is positioned under the situation in extreme lower position or centre position, when horizontal slip seat 51 rearward moves horizontally, disc holder 4 is moved vertically upward, thereby make required CD holder 6 arrive transmitting place.

See Figure 30 to Figure 31, the state of charger shown in Figure 30 is four condition or first state of control piece 81 when being in the least significant.At this moment, no matter be to be in CD read assembly 2 to be positioned at first state that lifts the position, or to be in the four condition that CD read assembly 2 is positioned at the position, whereabouts, first swing arm, 84 controls, second output gear 973 of transmission controlling mechanism 8 is in the position (a corresponding bar hole 43-1 of the left side frame 43 of disc holder 4 is passed at the engagement position of second output gear 973) that is meshed with the CD holder 6 of transmitting place.Simultaneously, the CD holder locking bar 81-5 of control piece 81 and the lock slots 6-4 of each CD holder 6 are in disconnected position, and the CD holder 6 of transmitting place can be moved forward and backward by along continuous straight runs.See Figure 31 and Figure 26, the control piece 81 of transmission controlling mechanism 8 is under the edge cam 78-3 of first cam wheel 78 effect, move right to least significant shown in Figure 31 with respect to base assembly 1 level by leftmost position shown in Figure 26, be subjected to the stopping of CD holder baffle plate limited post 11-1-7 of right-hand member because of CD holder baffle plate 82, can not follow control piece 81 and move right, and and produced relative motion between the control piece 81.Be exactly specifically to move to right, CD holder baffle plate 82 is moved down along the slip spacer pin 81-6 on the control piece 81 by its oblique guide groove 82-2 along with the level of control piece 81.Thereby formed the handover passage that CD holder 6 on the transmitting place might move to " loaded " position.

See Figure 32 and Figure 33, among Figure 32, control piece 81 is in the least significant and CD read assembly 2 is in the position, whereabouts, and just charger is in four condition, and the duplex clutch gear 983 of No. the second gear train 9 is positioned on the slave arm 85-3 upper step of second swing arm 85; At this moment, the duplex clutch gear 983 and second cam wheel 986 are in out-of-gear state, and with second idle wheel, 984 ingear states.Press the given drive connection among Figure 33, at this moment, if second motor 91 rotates counterclockwise, first output gear 963, second output gear 973 and the 3rd output gear 985 are rotated counterclockwise, thereby can make the CD holder 6 that is positioned at " loaded " position be moved horizontally to transmitting place or release location forward, or make the CD holder 6 that is positioned at transmitting place move forward to the release location; At this moment, if second motor 91 clockwise rotates, first output gear 963, second output gear 973 and the 3rd output gear 985 are clockwise rotated, thereby can make the CD holder 6 that is positioned at the release location be moved horizontally to transmitting place or " loaded " position backward, or make the CD holder 6 that is positioned at transmitting place move to " loaded " position backward.

See Figure 34 and Figure 33, among Figure 34, control piece 81 is in least significant and CD read assembly 2 and is in and lifts the position, and just charger is in first state, and the duplex clutch gear 983 of No. the second gear train 9 is positioned on the slave arm 85-3 upper step of second swing arm 85; At this moment, the duplex clutch gear 983 and second cam wheel 986 are in out-of-gear state, and since the protruding 22-3 of the conduct control output 25 on the support 22 of CD read assembly 2 with second idle wheel, 984 jack-up, so second idle wheel 984 is in the state that can not mesh with duplex clutch gear 983.Press the given drive connection among Figure 33, at this moment,, first output gear 963 and second output gear 973 are rotated counterclockwise, thereby can make the CD holder 6 that is positioned at transmitting place move forward to the release location if second motor 91 rotates counterclockwise; At this moment, if second motor 91 clockwise rotates, first output gear 963 and second output gear 973 are clockwise rotated, thereby can make the CD holder 6 that is positioned at the release location be moved horizontally to transmitting place backward.

See Figure 35, because of the boss 78-7 of first cam wheel 78 is arranged in the notch 153 of status switch 15 brush dishes 151, so the brush dish 151 of status switch 15 with respect to the position of electrodes base 152 by 78 controls of first cam wheel.When first cam wheel 78 turns to when making charger be in first state, (brush 1511 dots the brush 151-1 of brush dish 151 in the drawings, being located on the lower surface of brush dish 151) position that is positioned at electrodes base 152 is the t segmental arc shown in the figure, status switch 15 is the signal of output electrode abcd conducting externally; When first cam wheel 78 turns to when making charger be in second state, the position that the brush of brush dish 151 is positioned at electrodes base 152 is the r segmental arc shown in the figure, and status switch 15 is the signal of output electrode cd conducting externally; When first cam wheel 78 turns to when making charger be in the third state, the position that the brush of brush dish 151 is positioned at electrodes base 152 is the p segmental arc shown in the figure, and status switch 15 is the signal of output electrode ac conducting externally; When first cam wheel 78 turns to when making charger be in four condition, the position that the brush of brush dish 151 is positioned at electrodes base 152 is the m segmental arc shown in the figure, and status switch 15 is the signal of output electrode bc conducting externally.When the brush of brush dish 151 in the position of electrodes base 152 was n segmental arc between m segmental arc shown in the figure and the p segmental arc, status switch 15 is the signal of output electrode abc conducting externally; When the brush of brush dish 151 in the position of electrodes base 152 was q segmental arc between p segmental arc shown in the figure and the r segmental arc, status switch 15 can externally be exported all signals of not conducting of each electrode; When the brush of brush dish 151 in the position of electrodes base 152 was s segmental arc between r segmental arc shown in the figure and the t segmental arc, status switch 15 is the signal of output electrode abd conducting externally.

See Figure 36 to Figure 40, when CD holder 6 is positioned at transmitting place, release location, " loaded " position or crossover position, claim that then this CD holder 6 is in running order.See Figure 36, during all the other tray position detector switches disconnect if detect lid state-detection switch 185 conductings of tray position first detector switch 181, storehouse signal, judge that then having CD holder 6 to be positioned on the " loaded " position (might have another CD holder 6 to be positioned on the transmitting place simultaneously).See Figure 37, during all the other tray position detector switches disconnect if detect lid state-detection switch 185 conductings of first, second detector switch 181,182 of tray position and storehouse signal, then judging has CD holder 6 on the crossover position between " loaded " position and the transmitting place.See Figure 38, have only state-detection switch 185 conductings of storehouse lid and during signal that all the other tray position detector switches disconnect, then judging has CD holder 6 to be positioned on the transmitting place if detect.See Figure 39, during all the other tray position detector switches disconnect if detect tray position the 3rd, the 4th detector switch 183,184 conductings signal, then judging has CD holder 6 on the crossover position between transmitting place and the release location.See Figure 40, have only tray position the 4th detector switch 184 conductings and during signal that all the other tray position detector switches disconnect, then judging has CD holder 6 to be positioned on the release location if detect.Except that above several situations, following two kinds of situations also may appear: the one, detect switch 181,184 conductings simultaneously and the signal of all the other tray position detector switches disconnections, CD holder 6 of this explanation is positioned at " loaded " position, and another CD holder 6 is positioned at the release location; The 2nd, detect switch 181,183,184 conductings simultaneously and the signal of all the other tray position detector switches disconnections, CD holder 6 of this explanation is positioned at " loaded " position, and another CD holder 6 is on the crossover position between release location and the transmitting place.

See Fig. 1, be fixed with Photoelectric Detection pipe 191 on the detector tube fixed head 19, luminotron is located at the luminous base 11-1-8 place of base 11-1 of the main basal base 11 of Fig. 2.At this moment, this charger promptly can be used as movement and is used for CD, VCD, Super Video CD or DVD video disc player.

Video disc player then is in the holding state of waiting for operator's order after in use having moved boot program.Suppose this moment disc holder 4 be in extreme lower position, whether 5 CD holder all are arranged in have optical disc data also to be recorded in the register of CPU on disc holder and each CD holder, CD read assembly 2 is in the position, whereabouts, control piece 81 is in leftmost position, thereby charger is in the corresponding third state.At this moment, turnover box switch (for example OPENDISC1) by next CD holder, CPU then sends control signal rotates first motor 71, when making first cam wheel 78 drive control pieces 81 to move to the least significant by relevant driving member, first motor 71 stops operating, and makes charger be in corresponding four condition.Under CPU control, second motor 91 is rotated counterclockwise, by relevant driving member second output gear 973, first output gear 963 and the 3rd output gear 985 are rotated counterclockwise, drive a CD holder that is positioned at transmitting place and move to the release location; The situation of charger can be described as first situation under the four condition at this moment.

As if not having CD in the CD holder that is in the release location, the operator can put into CD; If there is the CD operator can be with its replacing or taking-up.After pressing the button of DISC1 again, CPU makes the 91 clockwise transmissions of second motor, driving a CD holder by first output gear 963 and second output gear 973 moves to transmitting place, luminotron among the luminous base 11-1-8 of the double as slip locating part of the main basal base 11 of CPU control simultaneously emits beam, be incident upon on the Photoelectric Detection pipe 191 that is fixed on the detector tube fixed head 19, Photoelectric Detection pipe 191 sends the signal that detects light, when a CD holder through out-of-date, if any CD then the light that sends of luminotron blocked by CD, 191 detections of Photoelectric Detection pipe are less than light signal, thereby CPU judges on a CD holder CD is housed; As do not have CD, then the light that sends of luminotron is received by Photoelectric Detection pipe 191 all the time, does not have CD thereby CPU judges a CD holder.For the situation of no CD on CD holder,, promptly control second motor 91 and stop operating when CPU receives after a CD holder arrived the signal of transmitting place.For the situation that CD is arranged on the CD holder,, just control second motor 91 and stop operating when CPU receives after a CD holder arrived the signal of " loaded " position.The residing situation of charger was called the 3rd situation under the four condition when No. one CD holder was in transmitting place, the residing situation of charger was called the 5th situation under the four condition when No. one CD holder was in " loaded " position, and CD holder when being in crossover position between release location and the transmitting place the residing situation of charger be called second situation under the four condition, the residing situation of charger was called the 4th situation under the four condition when CD holder was in crossover position between transmitting place and the " loaded " position.

When a CD holder arrival " loaded " position that is loaded with CD, video disc player is pressed different operational order buttons according to the operator and is carried out different programs.After if the operator presses the button of PLAY, then CPU carries out the program of playing CD, if the operator presses the order of choosing other CD holder (for example No. two CD holder), then CPU carries out the program that the CD holder on the " loaded " position is changed.

When CPU carried out the program that the CD holder on the " loaded " position is changed, if do not have CD on No. two CD holder, then first and second motors all were failure to actuate, and CPU is controlled at the signal that shows no CD on No. two CD holder on the LCD; At this moment, it is constant that charger keeps the 5th situation under the residing four condition.If on No. two CD holder CD is arranged, then CPU controls second motor 91 and rotates counterclockwise to making a CD holder that is on the " loaded " position move to transmitting place, even also charger is the 3rd situation under the four condition by the corresponding change of the 5th situation under the four condition.Then, CPU controls first motor 71 and clockwise rotates to making control piece 81 move to leftmost position by the least significant, charger is first situation under the third state by the 3rd situation under four condition change then, CPU makes second motor 91 rotate counterclockwise to No. two CD holder that disc holder 4 risen to choose to be positioned at transmitting place (CPU controls second motor 91 when obtaining the signal of the conducting first time that sheet bin location counter switch 17 sends and stops operating) again, this moment, charger residing situation still can be described as first situation under the third state (as long as the CD holder of being chosen in the disc holder is positioned at transmitting place, and then claim charger to be in first situation under the third state when not having CD holder on the " loaded " position), disc holder 4 residing transient condition in uphill process (can be to descend among other embodiment) then is called as second situation under the third state.Then, first motor 71 is rotated counterclockwise to control piece 81 and move to the least significant by leftmost position, then corresponding the 3rd situation that is under the four condition of charger this moment; CPU controls second motor 91 again and clockwise rotates to No. two CD holder and be positioned at " loaded " position, then corresponding the 5th situation that is under the four condition of charger this moment.Video disc player waits for that the operator presses the play command of PLAY.

When CPU carries out the program of playing a CD in the CD holder, charger is in the 5th situation under the four condition, CPU control first motor 71 earlier clockwise rotates, make control piece 81 move to leftmost position by the least significant, the residing situation of charger this moment is called as the 3rd situation under the third state; First motor 71 continues to clockwise rotate up to CD read assembly 2 is moved up to when lifting the position by the position, whereabouts till, and the residing situation of charger this moment is called as first situation under second state.At this moment, originally be placed on the CD that is on the " loaded " position CD holder and then be clamped between the rotating disk 211 of platen assembly 3 and optical pickup unit core 21, CPU control optical pickup unit core 21 is worked and optical disc data is read.After CPU handles the data that read, export audio-video signal to display and loudspeaker, thereby realized broadcast CD by the output terminal of video disc player.

The video disc player that uses this charger can change sheet to the CD on the CD holder in the disc holder 4 when playing when playing CD.If during the CD of video disc player on playing an above-mentioned CD holder, the operator presses the button of OPEN DISC3, then CPU controls second motor 91 and rotates counterclockwise to No. three CD holder that disc holder 4 risen to choose and be positioned at transmitting place (CPU controls second motor 91 when obtaining the signal of the conducting second time that sheet bin location counter switch 17 sends and stops operating), the 3rd situation that the residing situation of charger this moment can be described as under second state (is changed the sheet CD holder when needing only the broadcast of being chosen in the disc holder and is positioned at transmitting place, then claim charger to be in the 3rd situation under second state when another CD holder is arranged on the " loaded " position), disc holder 4 residing transient condition in uphill process (can be decline among other embodiment) then is called as second situation under second state.Then, CPU controls first motor 71 and clockwise rotates to making control piece 81 move to the least significant by leftmost position, and the residing situation of charger this moment is called as first situation under first state; CPU controls second motor 91 again and rotates counterclockwise to No. three CD holder that are positioned at transmitting place and move to the release location, this moment, charger residing situation was called as the 3rd situation under first state, and the residing situation of charger was called second situation under first state when No. three CD holder were in crossover position between transmitting place and the release location.In this process, since CD read assembly 2 be in lift the position second idle wheel 984 has been held up to can not with duplex clutch gear 983 position engaged, when so second motor 91 rotates, it is motionless that the 3rd output gear 985 keeps, and do not influence the CD holder on the " loaded " position with its engagement.After when the operator changes when on CD or No. three CD holder CD being arranged (then place during no CD on No. three CD holder take out CD) to the CD on No. three CD holder after, pressing OPEN DISC3 button again, CPU clockwise rotates second motor 91 and No. three CD holder is moved to transmitting place, luminotron sends laser to Photoelectric Detection pipe 191 in moving, when No. three CD holder through out-of-date, CD on the CD holder blocks laser, thereby on No. three CD holder of CPU judgement CD is housed; Second motor 91 turns to No. three CD holder and arrives transmitting place, and this moment, charger then was in the 3rd situation under first state; When No. three CD holder are in crossover position between release location and the transmitting place, charger then is in second situation under first state.Then, CPU controls first motor 71 and turns to control piece 81 and move to leftmost position by the least significant, and this moment, charger then was in the 3rd situation under second state; CPU controls second motor 91 again and clockwise rotates and drop to the CD holder groove 45 corresponding with CD holder to disc holder 4 and be positioned at transmitting place, this moment, charger then was in first situation under second state, thereby had finished the process of changing sheet when playing.

After No. one dvd playback finished, the operator then can press the button of DISC4 if will play another CD (for example No. four CDs), and under the control of CPU, No. one CD is got back to disc holder, and No. four CD then is moved into " loaded " position; The operator presses the PLAY button again, and video disc player then reads No. four CDs, the output audio-video signal.

After the CD with required broadcast all finished, the operator pressed the power switch of video disc player, and then the situation of charger is maintained at first situation of second state.When running into when playing power cutoff or charger action during power cutoff, the situation when then the situation of charger is maintained at outage.No matter shut down or when cutting off the power supply, CPU control memory is write down the relevant data of the situation that is provided with of CD in state, tray position, disc holder position and the sheet storehouse of reflection charger.When next time start was used, the switch that CPU carries out in the boot program detected the contrast program segment, accesses the data in the memory earlier, compared with the signal of the situation of the charger that is reflected of each switch.If the situation of the situation in when start when shutting down is identical, then carry out quick standby program module.If the situation of the situation in when start during with shutdown is different, the execution standby program module that resets then.

When execution resets the standby program module, if charger is in first, second situation of the third state, the standby program segment that resets when then CPU operation charger is in first, second situation of the third state.During operation, CPU controls second motor 91 and clockwise rotates to disc holder 4 and be in extreme lower position (it is then motionless that disc holder 4 has been in extreme lower position), and charger residing situation this moment still can be thought first situation of the third state.CPU controls first motor 71 and turns to after control piece 81 moves to the least significant, controlling second motor 91 rotates, make a CD holder that is in transmitting place shift to cassette outlet earlier, retract the action of transmitting place again, and under the cooperation of luminotron and photoelectric receiving tube, CPU is judged whether CD is arranged on this CD holder.Then, CPU makes disc holder 4 be moved upward to No. two CD holder to be positioned at transmitting place, to carry out whether having on this CD holder the judgement of CD again.Carry out relevant judgement successively, the necessary status data of the controlled charger work of CPU.At this moment, video disc player then enters the holding state of waiting for operational order.

If charger is in the various situations of four condition, the standby program segment that resets when then CPU operation charger is in the various situation of four condition.During operation, CPU then controls second motor 91 and rotates, in running order CD holder is moved to transmitting place (it is then motionless to be in transmitting place), then, control first motor 71 again and clockwise rotate to control piece 81 and be in leftmost position, charger then is in first situation of the third state.CPU the reset standby program segment of above-mentioned charger when being in first, second situation of the third state that rerun then.

If charger is in the 3rd situation of the third state, the standby program segment that resets when then CPU operation charger is in the 3rd situation of the third state.During operation, CPU controls first motor 71 and rotates counterclockwise to control piece 81 and move to the least significant by leftmost position, and at this moment, charger then is in the 5th situation of four condition.CPU the reset standby program segment of above-mentioned charger when being in the various situation of four condition that rerun then.

If charger is in the various situations of second state, the standby program segment that resets when then CPU operation charger is in the various situation of second state.During operation, can't differentiate this moment, so CPU controls second motor 91 and clockwise rotates to disc holder 4 and be in extreme lower position (it is then motionless to be in extreme lower position) because which kind of position disc holder 4 be in.At this moment, CPU can't differentiate in the disc holder which to the CD holder groove corresponding to the CD holder on the " loaded " position, so CPU controls first motor 71 and clockwise rotates to making control piece 81 move to least significant (this moment, charger was in first state) by leftmost position; Then, controlling second motor 91 rotates, make a CD holder that is in transmitting place shift to cassette outlet earlier, retract the action of transmitting place again, judge that then a CD holder is on the position corresponding in the disc holder if CPU receives the signal of the tray position second detector switch conducting.CPU continues to make No. two, No. three, No. four, No. five CD holder carry out above-mentioned action and judge on each position of disc holder whether CD holder is arranged successively.When certain a pair of CD holder groove of disc holder is positioned at transmitting place, if second motor 91 rotate signal that CPU after 3 seconds kinds also do not receive the tray position second detector switch conducting then judge this number CD holder not in disc holder on the corresponding position and on " loaded " position.At this moment, whether the CPU CD holder of judging the back number of then not reruning is in the corresponding locational program of disc holder, and charger then is in first situation of first state; CPU controls first motor 71 and rotates counterclockwise to control piece 81 and move to leftmost position by the least significant, makes charger be in first situation of corresponding second state; First motor 71 continues to rotate counterclockwise to making CD read assembly 2 drop to the position, whereabouts by lifting the position, and at this moment, charger is in the 3rd situation of the third state.CPU the reset standby program segment of above-mentioned charger when being in the 3rd situation of the third state that rerun.

If charger is in the various situations of first state, the standby program segment that resets when then CPU operation charger is in the various situation of first state.During operation, because have a CD holder to be positioned at " loaded " position, have another CD holder to be positioned at release location or transmitting place or crossover position between the two, and CD read assembly 2 is in and lifts the position, second motor 91 can not exert an influence to the CD holder that is in " loaded " position when rotating, so CPU controls second motor 91 and turns to and make above-mentioned another CD holder move to transmitting place (then motionless at transmitting place), this moment, charger was in first situation of first state; Then, CPU controls first motor 71 and rotates counterclockwise to making control piece move to leftmost position by the least significant, then corresponding the 3rd situation that is in second state of charger.CPU the reset standby program segment of above-mentioned charger when being in the various situation of second state that rerun.

When carrying out quick standby program module, if charger is in first, second situation of the third state, the quick standby program segment when then CPU operation charger is in first, second situation of the third state.During operation, CPU controls second motor 91 and clockwise rotates and be in extreme lower position (it is then motionless that disc holder 4 has been in extreme lower position) to disc holder 4 and get final product.At this moment, video disc player then enters the holding state of waiting for operational order.

If charger is in the various situations of four condition, the quick standby program segment when then CPU operation charger is in the various situation of four condition.During operation, CPU then controls second motor 91 and rotates, in running order CD holder is moved to transmitting place (it is then motionless to be in transmitting place), then, control first motor 71 again and clockwise rotate to control piece 81 and be in leftmost position, charger then is in first situation of the third state.The CPU quick standby program segment of above-mentioned charger when being in first, second situation of the third state that rerun then.

If charger is in the 3rd situation of the third state, the quick standby program segment when then CPU operation charger is in the 3rd situation of the third state.During operation, CPU controls first motor 71 and rotates counterclockwise to control piece 81 and move to the least significant by leftmost position, and at this moment, charger then is in the 5th situation of four condition.The CPU quick standby program segment of above-mentioned charger when being in the various situation of four condition that rerun then.

If charger is in the various situations of second state, the quick standby program segment when then CPU operation charger is in the various situation of second state.During operation, can't differentiate this moment, so CPU controls second motor 91 and clockwise rotates to disc holder 4 and be in extreme lower position (it is then motionless to be in extreme lower position) because which kind of position disc holder 4 be in.At this moment, CPU can't differentiate in the disc holder which to the CD holder groove corresponding to the CD holder on the " loaded " position, so CPU controls first motor 71 and clockwise rotates to making control piece 81 move to least significant (this moment, charger was in first state) by leftmost position; Then, controlling second motor 91 rotates, make a CD holder that is in transmitting place shift to cassette outlet earlier, retract the action of transmitting place again, judge that then a CD holder is on the position corresponding in the disc holder if CPU receives the signal of the tray position second detector switch conducting.CPU continues to make No. two, No. three, No. four, No. five CD holder carry out above-mentioned action and judge on each position of disc holder whether CD holder is arranged successively.When certain a pair of CD holder groove of disc holder is positioned at transmitting place, if the second motor 9l rotate signal that CPU after 3 seconds kinds also do not receive the tray position second detector switch conducting then judge this number CD holder not in disc holder on the corresponding position and on " loaded " position.At this moment, whether the CPU CD holder of judging the back number of then not reruning is in the corresponding locational program of disc holder, and charger then is in first situation of first state; CPU controls first motor 71 and rotates counterclockwise to control piece 81 and move to leftmost position by the least significant, and make charger be in first situation of corresponding second state: at this moment, video disc player then enters the holding state of waiting for operational order.

If charger is in the various situations of first state, the quick standby program segment when then CPU operation charger is in the various situation of first state.During operation, because have a CD holder to be positioned at " loaded " position, have another CD holder to be positioned at release location or transmitting place or crossover position between the two, and CD is shown disrespect on out assembly 2 and is in and lifts the position, second motor 91 can not exert an influence to the CD holder that is in " loaded " position when rotating, so CPU controls second motor 91 and turns to and make above-mentioned another CD holder move to transmitting place (then motionless at transmitting place), this moment, charger was in first situation of first state; Then, CPU controls first motor 71 and rotates counterclockwise to making control piece move to leftmost position by the least significant, then corresponding the 3rd situation that is in second state of charger.The CPU quick standby program segment of above-mentioned charger when being in the various situation of second state that rerun.

In additional embodiments of the present utility model, the CD holder groove 45 that is oppositely arranged on disc holder 4 left frames 42 and the left side frame 43 can be 3,4,6,7,8,9 or 10 pairs, that is to say, in the corresponding video disc player that uses this charger, 3 CD holder, 4 CD holder, 6 CD holder, 7 CD holder, 8 CD holder, 9 CD holder or 10 CD holder can be set.When this charger is used for quantity to CD holder the different video disc player that requires is arranged, need only adjust the corresponding size of relevant component, the basic structure and the basic configuration of charger are constant.

Claims (10)

1, a kind of optical disc loading apparatus that has a disc holder, have base assembly (1), CD read assembly (2), platen assembly (3), disc holder (4), CD holder (6) and gear train, CD read assembly (2) is located in the base assembly (1) and by its support (22) and base assembly (1) and is rotationally connected, platen assembly (3) is located at the top that CD read assembly (2) were gone up and be positioned to base assembly (1), and disc holder (4) is located in the base assembly (1) and with respect to base assembly (1) and slides up and down setting; CD holder (6) has a plurality of, and CD holder (6) is arranged in the disc holder (4) or is arranged on disc holder (4) neutralization with respect to base assembly (1) horizontal slip setting; Disc holder (4) is located between the cassette outlet (1-1) and CD read assembly (2) of base assembly (1), and promptly the cassette outlet (1-1) of base assembly (1), disc holder (4), CD read assembly (2) three set gradually along fore-and-aft direction; It is characterized in that this device also has horizontal slide (5); Horizontal slide (5) has horizontal slip seat (51), and horizontal slip seat (51) is provided with power input position (51-5); Horizontal slip seat (51) is arranged in the base assembly (1) and with base assembly (1) horizontal slip and is connected; Disc holder (4) and oblique being slidingly connected of horizontal slip seat (51) staged, and slide up and down with base assembly (1) and to be connected; Gear train is arranged on the base assembly (1), and the axis of the train of gear train is vertical the setting; This gear train is to control the combined type gear train that CD read assembly (2) lifting and disc holder (4) lifting and CD holder (6) move horizontally; CD read assembly (2) is provided with and makes the combined type gear train can not be with the control output (25) of transmission of power to the CD holder that is positioned at " loaded " position (6) under it is in the state of lifting.

2, the optical disc loading apparatus that has a disc holder according to claim 1 is characterized in that, the combined type gear train has first via gear train (7), transmission controlling mechanism (8) and No. the second gear train (9); First via gear train (7) is control CD read assembly (2) lifting and the transferring power mechanism to transmission controlling mechanism (8); First via gear train (7) has power output (78); Transmission controlling mechanism (8) is the mechanism that No. the second gear train (9) is controlled; Transmission controlling mechanism (8) has control piece (81) and the first control output (84) and the second control output (85); The power output (78) of first via gear train (7) is provided with 2 output positions, its first output position (78-1) engages with the power input component (23) of CD read assembly (2), and the second output position (78-3) engages with the power input position (81-1) of the control piece (81) of transmission controlling mechanism (8); No. the second gear train (9) is the mechanism that control disc holder (4) lifting and CD holder (6) move horizontally; No. the second gear train (9) has 4 power outputs, its first power output (963) is the power output that engages with CD holder when CD holder is in the release location, its second power output (973) is the power output that can engage with CD holder when CD holder is in transmitting place, its the 3rd power output (985) is the power output that engages with CD holder when CD holder is in " loaded " position, and its 4th power output (988) engages with the power input position (51-5) of horizontal slip seat (51); The first control output (84) of transmission controlling mechanism (8) is the control output whether the control second power output (973) engages with the CD holder that is positioned at transmitting place, and the second control output (85) of transmission controlling mechanism (8) is that the power of the control No. the second gear train transmission is to conveying of the 3rd power output (985) or the control output of carrying to the 4th power output (988); It is to be at CD read assembly (2) to control can No. the second gear train arrive control output from the 3rd power output (985) to the power of the 3rd power output (985) conveying under the state of lifting that CD read assembly (2) is gone up set control output (25).

3, the optical disc loading apparatus that has a disc holder according to claim 2 is characterized in that, base assembly (1) has main basal base (11), secondary pedestal (12), box mouth block seat (13) and platen cover plate (14); Main basal base (11) is striden beam (11-4), front side grillage (11-5) and motor cabinet (11-6) formation that is connected as a single entity by base (11-1), left plate (11-2), right side step (11-3), rear portion; Secondary pedestal (12) is by base (12-1), side plate (12-2) and balladeur train (12-3) formation that is connected as a single entity; Secondary pedestal (12) is fixed on the right side step (11-3) of main basal base (11); The left end of box mouth block seat (13) engages with the upper end of the left plate (11-2) of main basal base (11), the right-hand member of box mouth block seat (13) engages with the upper end of the side plate (12-2) of secondary pedestal (12), forms cassette outlet (1-1) between the front side board of the front side board of box mouth block seat (13) and main basal base (11); The left end of platen cover plate (14) engages with the upper end of the left plate (11-2) of main basal base (11), and the right-hand member of platen cover plate (14) engages with the upper end of the side plate (12-2) of secondary pedestal (12); The lifter pin as power input component (23) of CD read assembly (2) is fixed on the support (22), and the optical pickup unit core (21) of CD read assembly (2) is positioned on the support (22) by buffer gear (24) elasticity of CD read assembly (2); Support (22) is rotationally connected with the main basal base (11) of base assembly (1); Disc holder (4) is located in the main basal base (11) of base assembly (1); Disc holder (4) is connected with base (41) and top web joint (44) respectively by securing member with left side frame (43) by left frame (42) and constitutes; The left frame (42) of disc holder (4) is provided with many to CD holder groove (45) that the relative quantity with CD holder (6) equates with left side frame (43); The end in the left side of the base (41) of disc holder (4) is provided with axis and is horizontally disposed one group of connecting hole, and the end on the right side of the base (41) of disc holder (4) is provided with axis and is horizontally disposed corresponding another group connecting hole (41-1); Horizontal slip seat (51) is made of the base plate that is connected as a single entity (51-1), left plate (51-2) and right plate (51-3); The base plate (51-1) of horizontal slip seat (51) is provided with sliding tray (51-4) and horizontally disposed strip tooth as power input position (51-5); Horizontal slip seat (51) is arranged on the slip locating part on main basal base (11) base (11-1) and is connected with main basal base (11) horizontal slip by its sliding tray (51-4) and with its sliding tray (51-4) matches; The left plate (51-2) of horizontal slip seat (51) is provided with one group of oblique guide groove of stepped appearance (51-6), and the right plate (51-3) of horizontal slip seat (51) is provided with corresponding another group oblique guide groove of stepped appearance (51-7); The left plate (11-2) of main basal base (11) is provided with one group of vertically-guided groove (11-2-1); The side plate (12-2) of secondary pedestal (12) is provided with corresponding another group vertically-guided groove (12-4); Horizontal slide (5) also has 2 groups of sliding pins; A corresponding oblique guide groove of stepped appearance (51-6), its termination that every sliding pin (52) of one group of sliding pin (52) passes the corresponding vertically-guided groove (11-2-1) of main basal base (11) left plate (11-2) and horizontal slip seat (51) left plate (51-2) successively is fixed on the corresponding connecting hole of left end of disc holder (4) base (41); A corresponding oblique guide groove of stepped appearance (51-7), its termination that every sliding pin (53) of another group sliding pin (53) passes the corresponding vertically-guided groove (12-4) of secondary pedestal (12) side plate (12-2) and horizontal slip seat (51) right plate (51-3) successively is fixed on the corresponding connecting hole (41-1) of right-hand end of disc holder (4) base (41), is connected and disc holder (4) is slided up and down with secondary pedestal (12) with respect to the main basal base (11) of base assembly (1).

4, the optical disc loading apparatus that has a disc holder according to claim 3 is characterized in that, this device also has status switch (15); Status switch (15) is by the superposed electrodes base that is provided with electrode (152) formation that is provided with the brush dish (151) of brush and is positioned at the bottom, and brush dish (151) and electrodes base (152) are rotationally connected; The disk body of brush dish (151) is provided with notch (153) up; Status switch (15) is fixedlyed connected with main basal base (1) by its electrodes base (152); First via gear train (7) is formed by first motor (71), electrical machine belt pulley (72), driving-belt (73), belt wheel gear (74), first duplicate gear (75), first idle wheel (76) with as first cam wheel of power output (78); First cam wheel (78) is by as the cylindrical cam at the first output position (78-1), as edge cam, gear ring (78-5) and boss (78-7) formation that is connected as a single entity at the second output position (78-3); Boss (78-7) is as the 3rd output position of first cam wheel (78); Edge cam (78-3) is positioned at the top of cylindrical cam (78-1), and gear ring (78-5) is positioned at the below of cylindrical cam (78-1), and boss (78-7) is located on the lower surface of cylindrical cam (78-1); First cam wheel (78) is provided with center pit (78-6); Cylindrical cam (78-1) is provided with cylindrical cam groove (78-2), and edge cam (78-3) is provided with edge cam groove (78-4), and edge cam groove (784) is with respect to the eccentric setting of center pit (78-6); First cam wheel (78) is rotationally connected with main basal base (11) and is located at status switch (15) and goes up, makes the boss (78-7) of first cam wheel (78) to be arranged in the notch (153) of brush dish (152); First motor (71) is fixed on the main basal base (11), electrical machine belt pulley (72) is fixed on the output terminal of first motor (71) axle, and belt wheel gear (74), first duplicate gear (75) and first idle wheel (76) all are located at main basal base (11) and upward and with main basal base (11) are rotationally connected; First motor (71) is dynamically connected by the belt wheel of driving-belt (73) with belt wheel gear (74) by its electrical machine belt pulley (72), the gear of belt wheel gear (74) is meshed with cogging of first duplicate gear (75), the lower gear of first duplicate gear (75) is meshed with first idle wheel (76), and first idle wheel (76) is meshed with the gear ring (78-5) of first cam wheel (78); The termination of the lifter pin (23) of CD read assembly (2) is located in the cylindrical cam groove (78-2) of first cam wheel (78).

5, the optical disc loading apparatus that has a disc holder according to claim 4 is characterized in that, the edge cam groove (78-4) of first cam wheel (78) of first via gear train (7) be shaped as a peariform slot; This peariform slot is a zhou duicheng tuxing, having 4 groove sections forms, one is the less arc groove section of radius, and one is the bigger arc groove section of radius, and arcwall groove two symmetries, that radius-of-curvature increases gradually is connected between little arc groove section and the orthodrome groove section; Transmission controlling mechanism (8) also has CD holder baffle plate (82) and extension spring (83) except that having control piece (81) and first swing arm and second swing arm as the second control output (85) as the first control output (84); The front side board (81-9) of control piece (81) is provided with slip spacer pin (81-6), CD holder baffle plate (82) is provided with oblique guide groove (82-2), the slip spacer pin (81-6) of control piece (81) is located in the oblique guide groove (82-2) of CD holder baffle plate (82), and makes control piece (81) and oblique being slidingly connected of CD holder baffle plate (82); One end of extension spring (83) links to each other with CD holder baffle plate (82), and the other end links to each other with control piece (81), and the slip spacer pin (81-6) of control piece (81) is contacted with the lower end of the oblique guide groove (82-2) of CD holder baffle plate (82) or is tending towards contacting; The control arm (81-2) of control piece (81) is provided with sliding tray (81-8), control piece (81) horizontally slips with main basal base (11) by its sliding tray (81-8) and is connected, the sliding tray (81-1) that is passed control piece (81) by back-up ring screw (86) screws on main basal base (11), makes control piece (81) axial location on main basal base (11); The boss as the power input position (81-1) of control piece (81) that is located on control arm (81-2) lower surface of control piece (81) embeds in the edge cam groove (78-4) of first cam wheel (78); First swing arm (84) is located at secondary pedestal (12) and upward and with secondary pedestal (12) is rotationally connected, and the power of the master arm (84-1) of first swing arm (84) input pin (84-2) inserts in first controller chassis (81-3) of control piece (81) right-hand member; Second swing arm (85) is located at main basal base (11) and upward and with main basal base (11) is rotationally connected, and the power of the master arm (85-1) of second swing arm (85) input pin (85-2) inserts in second controller chassis (81-4) of control piece (81) right-hand member.

6, the optical disc loading apparatus that has a disc holder according to claim 5, it is characterized in that No. the second gear train (9) is by second motor (91), electrical machine belt pulley (92), first driving-belt (93), second driving-belt (94), the 3rd driving-belt (95), the first belt wheel gear (961), second duplicate gear (962), first output gear as the first power output (963), the second belt wheel gear (971), the 3rd duplicate gear (972), second output gear as the second power output (973), the 3rd belt wheel gear (981), the 4th duplicate gear (982), duplex clutch gear (983), second idle wheel (984), the 3rd output gear as the 3rd power output (985), second cam wheel (986), sheave gear (987), the 4th output duplicate gear as the 4th power output (988), second stage clip (994) and the 3rd stage clip (995) are formed; Second motor (91) is fixed on the secondary pedestal (12), and electrical machine belt pulley (92) is fixed on the output terminal of second motor shaft; The first belt wheel gear (961), the second belt wheel gear (971), the 3rd belt wheel gear (981) and second duplicate gear (962) all are located at secondary pedestal (12) and upward and with secondary pedestal (12) are rotationally connected, and the second belt wheel gear (971) is coaxial setting with first swing arm (84); The slave arm (84-3) that the 3rd duplicate gear (972) and second output gear (973) all are arranged on first swing arm (84) is gone up and is rotationally connected with the slave arm (84-3) of first swing arm (84); First output gear (963), the 4th duplicate gear (982), duplex clutch gear (983), second idle wheel (984), the 3rd output gear (985), second cam wheel (986), sheave gear (987) and the 4th output duplicate gear (988) all are arranged on main basal base (11) and upward and with main basal base (11) are rotationally connected, and the 4th duplicate gear (982) is coaxial setting with second swing arm (85), and the oblique step-like slave arm (85-3) of second swing arm (85) is arranged between the base (11-1) of duplex clutch gear (983) and main basal base (11); The 3rd stage clip (995) is arranged between second idle wheel (984) and its axial limiting spare, and second stage clip (994) is arranged between duplex clutch gear (983) and its axial limiting spare; Second motor (91) is dynamically connected with the belt wheel separately of the first belt wheel gear (961), the second belt wheel gear (971) and the 3rd belt wheel gear (981) respectively by first driving-belt (93), second driving-belt (94), the 3rd driving-belt (95) by its electrical machine belt pulley (92); The gear of the first belt wheel gear (961) is meshed with cogging of second duplicate gear (962), and the lower gear of second duplicate gear (962) is meshed with first output gear (963); The gear of the second belt wheel gear (971) is meshed with cogging of the 3rd duplicate gear (972), and the lower gear of the 3rd duplicate gear (972) is meshed with second output gear (973); The gear of the 3rd belt wheel gear (981) is meshed with cogging of the 4th duplicate gear (982), the lower gear of the 4th duplicate gear (982) is meshed with duplex clutch gear (983), duplex clutch gear (983) can be meshed with second idle wheel (984) or be meshed with the gear (986-1) of second cam wheel (986), second idle wheel (984) is meshed with the 3rd output gear (985), the cylinder boss (986-2) of second cam wheel (986) matches with the cross groove wheel (987-1) of sheave gear (987), the secter pat (986-3) of second cam wheel (986) matches with the sheave outer arc face (987-2) of sheave gear (987), the gear (987-3) of sheave gear (987) is meshed with the 4th cogging of output duplicate gear (988), and the lower gear of the 4th output duplicate gear (988) is meshed with the strip tooth (51-5) of horizontal slip seat (51); When duplex clutch gear (983) is positioned on the upper step of second swing arm (85) slave arm (85-3), then cogging of duplex clutch gear (983) can be meshed with second idle wheel (984), when duplex clutch gear (983) was positioned on the lower step of second swing arm (85) slave arm (85-3), then the lower gear of duplex clutch gear (983) was meshed with second cam wheel (986).

According to the described optical disc loading apparatus that has a disc holder of one of claim 3 to 5, it is characterized in that 7, platen assembly (3) is located on the platen cover plate (14) of base assembly (1); Platen assembly (3) is made up of compressing tablet (31), platen (32) and magnet ring (33), magnet ring (33) is located between compressing tablet (31) and the platen (32), compressing tablet (31), magnet ring (33) and platen (32) constitute a fixture, this fixture is located at the hole place at the middle part of platen cover plate (14), and relative with the rotating disk (211) of the optical pickup unit core (21) of the CD read assembly (2) of below; The joint pin (22-2) of the support (22) of CD read assembly (2) upwards is provided with, and optical pickup unit core (21) is positioned at the top of the upper surface, stand frame (22-1) bottom of support (22); Buffer gear (24) has four groups, is located on four angles of optical pickup unit core (21) base plate (212); Every group of buffer gear (24) formed by shock-proof spring (241), shock-absorbing rubber cushion (242) and back-up ring screw (243), and shock-proof spring (241) is a cylinder-shaped compression spring; Shock-absorbing rubber cushion (242) is enclosed within on the joint pin (22-2) of support (22), shock-proof spring (241) is enclosed within shock-absorbing rubber cushion (242) and goes up and be positioned between the downward end face of the end face that makes progress of joint pin (22-2) bottom and shock-absorbing rubber cushion (242) termination, top, and the part of optical pickup unit core (21) base plate (212) is arranged in the annular crack of shock-absorbing rubber cushion (242) termination, top; Back-up ring screw (243) screws on joint pin (22-1), and its back-up ring is positioned at the top, upper surface of shock-absorbing rubber cushion (242) termination, top.

8, the optical disc loading apparatus that has a disc holder according to claim 6 is characterized in that, platen assembly (3) is located on the platen cover plate (14) of base assembly (1); Platen assembly (3) is made up of compressing tablet (31), platen (32) and magnet ring (33), magnet ring (33) is located between compressing tablet (31) and the platen (32), compressing tablet (31), magnet ring (33) and platen (32) constitute a fixture, this fixture is located at the hole place at the middle part of platen cover plate (14), and relative with the rotating disk (211) of the optical pickup unit core (21) of the CD read assembly (2) of below; The joint pin (22-1) of the support (22) of CD read assembly (2) upwards is provided with, and optical pickup unit core (21) is positioned at the top of the web joint (22-2) of support (22); Buffer gear (24) has four groups, is located on four angles of optical pickup unit core (21) base plate (212); Every group of buffer gear (24) formed by shock-proof spring (241), shock-absorbing rubber cushion (242) and back-up ring screw (243), and shock-proof spring (241) is a cylinder-shaped compression spring; Shock-absorbing rubber cushion (242) is enclosed within on the joint pin (22-1) of support (22), it is outer and be positioned between the lower surface of the upper surface of web joint (22-2) and shock-absorbing rubber cushion (242) termination, top that shock-proof spring (241) is enclosed within shock-absorbing rubber cushion (242), and the part of optical pickup unit core (21) base plate (212) is arranged in the annular crack of shock-absorbing rubber cushion (242) termination, top; Back-up ring screw (243) screws on joint pin (22-1), and its back-up ring is positioned at the top, upper surface of shock-absorbing rubber cushion (242) termination, top; The control output (25) of CD read assembly (2) is for being arranged on the projection (22-3) on the support (22), when CD read assembly (2) is in when lifting the position, this projection (22-3) is then with second idle wheel (984) jack-up, make second idle wheel (984) be in the position that can not be meshed with duplex clutch gear (983).

9, the optical disc loading apparatus that has a disc holder according to claim 6 is characterized in that, CD read assembly (2) also is provided with carriage lock part (26), and this carriage lock part (26) is for being arranged on the cylinder (22-4) on the support (22); CD holder (6) is provided with the right side tooth bar (6-3) that can be meshed with first output gear (963), second output gear (973) or the 3rd output gear (985), be provided with the lock slots (6-4) that can match, also be provided with the lock hole (6-5) that can match with the carriage lock part (26) of CD read assembly (2) with control piece (81) carriage lock bar (81-5).

10, the optical disc loading apparatus that has a disc holder according to claim 9, it is characterized in that, the CD holder groove (45) that is oppositely arranged on the left frame (42) of disc holder (4) and the left side frame (43) has 3 to 10 pairs, and corresponding 3 to 10 CD holder (6) that are provided with.

Images