CN1102792C - Recording and/or reproducing device and insulator - Google Patents

Abstract

To obtain a vibration-proof device having a small spring constant and good profiltability by forming a vibration-proof member having an engagement hole and a required outer periphery by blanking a plate foamed material and using this part for vibration-proof of a mechanical deck of a disk reproducing device. The vibration-proof member 50 having the outer periphery in a prescribed shape and the engagement hole 51 is formed by blanking a plate molded and foamed material. When an arm member 60 of a mechanical chassis 32 of the mechanical deck is inserted into this hole 51 to fix up the member 50 to the mechanical deck, the member 50 is restrained to a lower case 23, etc., by a lower frame body 57, etc., of the case 23 at the time of inserting the mechanical deck. Consequently, the vibration-proof device having a small spring constant and good profitability is easily manufactured.

Description

Record and/or replay device and isolated component

The present invention relates to a kind of isolated component (insulator member) and a kind of record and/or replay device, particularly relate to a kind of isolated component of making by foamed material, and the record and/or the replay device that use this isolated component.

Attached Fig. 1 and 2 represents to be used for coiling the separator of record and/or replay device.

Fig. 1 represents a kind of separator that can be used in the disc reproducing apparatus, uses CD as information recording carrier in its replay device.As shown in fig. 1, this separator comprises a hollow isolated component 1, and its radial section shape has multiple, the lower casing 4 that has back shaft 3, its axle can be assembled to the plate rail 6 that isolated component 1 central authorities go up in the determined hole 2 and have buttocks 5, can have the dish playback unit on it.Packing ring 7 can be fixed to the top of lower casing 4 back shafts 3 by gib screw 8, isolated component 1 can be fixed on the lower casing 4, make isolated component 1 on above-below direction, be compressed.The arm 5 of plate rail 6 can be equipped with mating groove 9, and it opens wide towards tip side, when mating groove 9 matches with narrow 10 of isolated component 1, plate rail 6 flexibly can be supported on the lower casing 4 by isolated component 1.

Fig. 2 represents can be used for another example of the separator in video disc recording and/or the replay device.As shown in Figure 2, this separator comprises a hollow isolated component 11, it has lug boss on the axial end of radial section that does not have definite shape, the lower casing 4 that has back shaft 3, it can upwards insert in the mesopore 12 of isolated component 11, the upper casing 14 that has back shaft 13, it can insert in the mesopore 12 of isolated component 11 downwards and have the plate rail 6 of the dish replayed portion 6 of buttocks 5.Can be arranged to make it consistent with each other the back shaft 3 and upper casing 14 back shafts 13 of lower casing 4.Isolated component 11 can be installed on the back shaft 3,13, and the mating groove 9 of arm 5 can match with narrow 15 of isolated component 11.

Yet in separator shown in Fig. 1 and 2 any, isolated component 1,11 all is to form by rubber is molded with three dimensional form by injector, and isolated component 1,11 has inner cavity part.Therefore, in order to make this isolated component 1,11, need complicated metal die assembly, and, spend many times and great amount of manpower, thus, make separator become very expensive for making isolated component 1,11.

Because isolated component 1,11st is made by rubber, makes elastic constant become too high, and makes the isolation characteristic variation.Thus, be difficult to obtain required separator or required isolation characteristics.In the separator of Fig. 1 and 2, when assembling, need packing ring 7 and gib screw 8, therefore, increased the quantity of assembly, this is uneconomic.In addition, also can increase the workload of assembling, thereby cause the decline of working ability.

Therefore, purpose of the present invention just provides a kind of record and/or replay device, has solved the problems referred to above by it.

Another object of the present invention just provides a kind of isolated component, can be addressed the above problem by it.

Another purpose of the present invention just provides a kind of separator, can be addressed the above problem by it.

According to the present invention, provide a kind of and be placed between moveable part and the stationary part in order to the isolated component of the described moveable part of flexible support, comprising:

A matrix that comes down to cuboid;

The first installation part that has on described matrix is in order to be installed to described matrix on the described moveable part; With

Second mounting portion that has on described matrix, in order to described matrix is installed on the described stationary part, wherein said matrix and described first and second mounting portions can form by foamed material is Unitarily molded.

According to the present invention, a kind of separator is provided, comprising:

One moveable part;

One stationary part; With

Be arranged between described moveable part and the described stationary part in order to flexibly to support a plurality of isolated components of described moveable part, and described isolated component comprises the first installation part that is installed on the described moveable part, with second mounting portion that is installed on the described stationary part, described isolated component is in fact cuboid and is made by foamed material.

According to the present invention, a kind of record and/or replay device can be provided, comprising:

The record and/or playback unit, in order to and/or from recording medium recording and/or playback information;

One base portion; With

An above-mentioned separator.

Brief description of drawings:

Fig. 1 is the schematic cross-section of barrier assembly one example commonly used;

Fig. 2 is the schematic cross-section of another example of barrier assembly;

Fig. 3 is the skeleton view according to the disc reproducing apparatus outside surface of the embodiment of the invention;

Fig. 4 is the skeleton view that expression is loaded on the loader mechanism part in the disc reproducing apparatus shown in Figure 3;

Fig. 5 is that expression will be fixed to the skeleton view of the mode on the plate rail by the isolated component of first embodiment;

Fig. 6 is the partial section that expression is fixed to isolated component the mode on the carriage;

Fig. 7 is the structure skeleton view of expression according to the first embodiment of the invention isolated component;

Fig. 8 is the structure skeleton view of expression according to the second embodiment of the invention isolated component; With

Fig. 9 is the skeleton view of expression according to the third embodiment of the invention isolated component.

Describe in detail below with reference to accompanying drawings according to isolated component of the present invention and record and/or replay device.In according to the preferred embodiments of the present invention, the apparatus for replaying disc of CD as recording medium will be considered to according to record of the present invention and/or replay device, and the isolated component that is used for apparatus for replaying disc will be considered to according to isolated component of the present invention, and this will be as an example.

Fig. 3 represents an example of disc reproducing apparatus with the form of skeleton view.This disc reproducing apparatus comprises a shell 20, and a loader mechanism shown in Fig. 4 and a lid 22 are housed in it, and it can be connected on the shell 26 by pivot 21 with opening and closing.

The shell 20 of disc reproducing apparatus comprises upper casing 23 and lower casing 24, and its each all be dismountable.Upper casing 23 has been provided with many action buttons 25 on the surface thereon, is loaded on the information of CD in the tray salver 70 in order to search, or controls the playback unit (not shown).Form the pivot element 21a of one of pivot 21 assemblies, 21a can be installed to each end of a side on upper casing 24 upper surfaces, and the pivot section 21b that is made up of pivot 21 another elements can be placed between these pivot elements 21a and the 21a.Pivot section 21b can integrally constitute with a side of lid 22.

Lid 22 has liquid crystal display 26 and is fixed on its inside surface, and liquid crystal display 26 can be presented at playback unit and handle when being put in the information that CD read in the tray salver 70 information that is obtained after being handled by playback unit, as character, and symbol or image.Liquid crystal display 26 by the arrangements of electric connection (not shown) with its on action button is housed printed circuit board (PCB) be electrically connected, in order to be electrically connected on pivot section 21b and upper casing 24.When lid 22 when pivot 21 rotates, under the situation that lid 22 can keep being electrically connected between liquid crystal display 26 and printed circuit board (PCB) with respect to shell 20 opening and closing.

Shell 20 has definite opening portion 27 on its side surface, tray salver 70 can be loaded on its neutralization and therefrom take out.Opening portion 27 can open and close by the opening and closing plate 28 that is supported in rotationally on the upper casing 24.Loader mechanism part 30 can be positioned in the shell 20, make the insertion groove 31 of loader mechanism part 30 with respect to the inboard that opens and closes plate 28.When inserting in shells 20 by opening portion 27 tray salver 70 by push opening and closing plate 28 open with tray salver 70, tray salver 70 will automatically be loaded in the loader mechanism part 30.Have exit button 29 in order to loader mechanism part 30 application of forces are loaded on the plate rail under 70 situations of the tray salver on the regeneration unit (not shown) to unload at opening portion 27, as described later,, make exit button 29 on side surface, stretch out by loader mechanism part 30.

As shown in Figure 4, loader mechanism part 30 is placed on the plate rail 32 of square box shaped, opens with front surface on it, and it has playback unit, wherein is arranged on unshowned light picker and turntable etc.Loader mechanism part 30 comprises the slide plate 33 that is contained in the plate rail 32, and it remains on the fore-and-aft direction slidably and the tray salver retainer 34 of supporting tray frame 32, and it supports in such a manner and makes that tray salver retainer 34 can conversion abreast on above-below direction.Form in the front and back of the upwardly extending guide groove 35 of upper and lower, promptly on four positions of its two sides at plate rail 32.The male member 36 that is had on these guide grooves 35 and the tray salver retainer 34 matches, make these male member 36 to move along the vertical direction, four male member 36 of tray salver retainer 34, four convex slots 37 that stretched out by slide plate 33 on the above-below direction that coexist discriminably match.

In Fig. 4, label 40 expression valve release levers are in order to discharge the valve (see figure 3) of tray salver 70.This valve release lever 40 comprises the top 40a that has match wheel 41 on it, and match wheel 41 matches with the groove of the valve 71 of tray salver 70.The opposite base portion of valve release lever 40 is supported in the upper surface of tray salver retainer 34 rotationally.Valve release lever 40 by line spring 42 at retainer shown in Figure 4 34 forwards upwards by fexible bias pressure consistently, and match wheel 41 can be placed on the insertion groove 31.In Fig. 4, reference number 43 is represented deep-slotted chip breakers, is inserted with the top 40a of valve release lever 40 on it, and it allows the top 40a of valve release lever 40 to move within it.

In the loader mechanism part 30 that so is provided with, in loader mechanism part 30 that tray salver 70 is packed into before, slide plate 33 is in the rear portion, and convex slot 37 places on the guide groove 35 of plate rail 32.As a result, have the tray salver retainer 34 that defines the male member 36 of position by these guide grooves 35 and convex slot 37 and move up, and place on the playback unit (not shown) by slide plate 33.The open front of tray salver retainer 34 has constituted the insertion groove 31 of loader mechanism part 30.

At this moment, though not shown, slide plate 33 has the return spring that stretches between itself and plate rail 32, and slide plate 33 is by being loaded on rotatable catch arm on plate rail 32 back and supporting and removably matching.Slide plate 33 under the elastic force of return spring with forward direction constant bias.On the other hand, catch arm stops slide plate 33 with forwards to moving.

In this state, when in the insertion groove 31 that tray salver 70 is inserted tray salver retainers 34 and when the engagement of slide plate 33 is discharged by by tray salver 70 direction of insertion tops catch arm being rotated backward, then make slide plate 33 under the elastic force of return spring with forwards to moving.Then, the convex slot 37 of slide plate 33 with forwards to moving, and make with the folded mutually convex slot 37 of the guide groove 35 of plate rail 32 in the bottom side shifting, thus, male member 46 is moved along convex slot 37 guidings and in lower end side, and the result makes tray salver retainer 34 move abreast to plate rail 32.

Therefore, tray salver 70 can be loaded on the playback unit by loader mechanism part 30, at this moment, valve 71 can move by valve release lever 40, and the part of dish can be exposed by the outside of tray salver 70 opening portions, and it keeps by the clamping element 38 of loader mechanism part 30 and the producing of playback unit on the plate rail 32, finishes loading operation thus.At this moment, be installed in light picker on the plate rail 32 towards the open section of tray salver 70, and by the information of light picker playback of recorded on CD.

On the other hand, in the time tray salver 70 will being unloaded by the regeneration unit on the plate rail 32, should promote exit button 29.If when promoting exit button 29, the slide plate 33 that is positioned at behind the exit button 29 is promoted with the depth direction by exit button 29, and make elongate slots 37 according to the motion of slide plate 33 and backward directions move, make thus the convex slot 37 folded on plate rail 32 guide grooves 35 upwards end side move.As a result, male member 36 is guided by the convex slot on upper end side 37, and therefore makes 34 rises of tray salver retainer and shift out plate rail 32 with horizontal direction.

Similarly, be loaded on backstop stern (not shown) on the plate rail 32 with forwards to rotating in order to keep slide plate 33, and promote tray salver 70 forward and reach such degree, its head portion is being applied under the flexible bias pressure situation by promptly valve release lever 40 by line spring 42 elastic force.Then, the head portion of tray salver 70 is stretched out by opening portion 27 by insertion groove 31.The user can be by tray salver 70 parts that will stretch out by opening portion 27a and with tray salver 70 by taking out in the shell 20, thereby can make tray salver 70 withdraw from replay device.

Above-mentioned loader mechanism part 30 can flexibly be supported in plate rail 32 on the shell 20 by using a plurality of separators.First embodiment of separator is described with reference to Fig. 5 to 7 below.

Isolated component 50 according to first embodiment can be made by die cut foam moulded board shape foam material.Separator 50 can be made by any foamed material, and plastic foam (as polyester form, epoxy resin foam, silicon foam) and rubbery foam (as the natural rubber foam, styrene-butadiene rubber foam, nitrile rubber foam) but all can use isolated component 50.

By above-mentioned foamed material by the die-cut cuboid that can form plate or slightly stretch in the horizontal from part 50 that is molded as every unit, and have definite rectangle mating holes 51 usefulness in the central so that it engages with plate rail 32, except that front-back, be formed with deep-slotted chip breaker 52 on its four surfaces on the isolated component 50,53,54,55, be mating holes 51 outsides upper and lower surface and about on the surface, so that isolated component 50 can flexibly be out of shape on the above-below direction of front and back, and can set elastic constant and reach required numerical value.If two bottoms of isolated component 50 are arc of circle in the horizontal, just can further adjust elastic constant so.

For isolated component 50 is installed on the plate rail 32, as shown in Figure 4, on each side part of plate rail 32 front and rear parts, be formed with arm 60.As shown in Fig. 5 and 6, separator 50 comprises localization part 61, in order to isolated component 50 is positioned on the precalculated position rightly, and mating part 62, stretch out and insertion portion 63 at its top by localization part 61, and stretch out at its top by mating part 62.Mating part 62 is determined shape and size according to the shape and size of mating holes 51, makes it can compatibly be assembled in the mating holes 51 of separator 50.In addition, insertion portion 63 has bottom left and the right surperficial formed ratchet members 64,65,66,67 that thereon, and these ratchet members 64,65,66,67 can be used to prevent that separator 50 is by coming off on the buttocks 60.

As shown in Figure 6, lower casing 23 and upper casing 24 have fixed part 56 therebetween, in order to prevent to be fixed in moving of isolated component 50 on the plate rail 32, make plate rail 32 flexibly be supported on the shell 20.Fixed part 56 comprises a pair of lower frame member 57,57 on the lower casing 23 and a pair of upper frame member 58,58 on the upper casing 24.This lower frame member 57,57 and upper frame member 58,58 all form letter C.If they are arranged to its groove side mutually relatively the time, just can form adjustable space, wherein isolated component 50 can be adjusted in its lower end (see figure 5), make it become bonding part with lower casing 23.

Plate rail 32 should preferably be made by synthetic resin, as ABS (acrylonitrile-butadiene-third ethylene copolymer) resin or polyacetal (POM).Yet the material of plate rail 32 is not limited thereto, and metal material such as steel plate or aluminium alloy also can be used as the material of plate rail 32.

So the isolated component 50 that is provided with can be installed on the plate rail 32 by following assembling processing.

At first, with the mating holes 51 of isolated component 50 with respect to the insertion portion 63 of arm 60 and be loaded on wherein.In this state, if press the direction of arrow shown in Fig. 5 when promoting separator 50, isolated component 50 flexibly is out of shape, and matches with mating part 62 by insertion portion 63.Then, at isolated component 50 by localization part 61 and suitably under the condition of location, isolated component 50 can be packed into and pass through buttocks 60 keeps, and isolated component 50 is by preventing to come off from arm 60 by stretching out ratchet members 64 to 67 on 63 4 surfaces of insertion portion thus.

After the necessary position that each isolated component 50 is installed to plate rail 32 (being four positions in the present embodiment) goes up, the bottom of each isolated component 50 is assembled to it can adjusts in the lower casing 23 on the space wherein adjustable solidating certain portions 56.Then, with upper frame member 58 by upper casing 24 and tightening up of lower casing 23 and be assembled to respectively in the fixed part 56 of isolated component 50, by 57 of upper frame member 58 and bottom shell part 57 isolated component 50 suitably is positioned on the shell 20 thus, and preceding, after, a left side, the right side, fixing on all directions of upper and lower direction.Then, plate rail 32 and loader mechanism part 30 are supported by lower casing 23 by four separators 50, make them float on the below.This means, plate rail 32 and loader mechanism part 30 are formed with predetermined space ground therebetween and are supported, and plate rail 32 and loader mechanism part 30 are supported by this way, make they can by on move in lower casing 23, the 24 formed adjustment spaces.Fixed part 56 by last lower casing 23,24 can prevent to be supported on the fluctuation that the separators 50 in the lower casing 23,24 are produced when the upper bend of isolated component 50.

In above-mentioned isolation structure, when applying an external force for shell 20, isolated component 50 can absorb or reduce external vibration, and prevents this vibration transfer on plate rail 32 or loader mechanism part 30, or reduces this vibration.

According to first embodiment,,, keep isolated component 50 simultaneously under certain rigidity so can reduce the elastic constant of isolated component 50 as wide as possible because isolated component 50 is to be made by foam-molded plate shape foamed material.Therefore, make isolated component 50 can absorb external vibration reliably, and can prevent reliably on the playback unit of this vibration transfer to the plate rail 32, thereby can avoid acting on the harmful effect of the vibration in the replay operations of regeneration unit, perhaps can suppress the vibration of being transmitted effectively.As an example, when harmful effect acted on the replay operations of playback unit on the plate rail 32, the focus servo that light picks up in playback unit or servo just can not the interruption that track were read information by dish.

Because isolated component 50 can be by die-cut molded, can very cheap making thereby isolated component 50 rubber pattern system separator just commonly used is compared, and packaging efficiency is improved.

Fig. 8 and 9 expressions the of the present invention second and the 3rd embodiment, as shown in Figure 8, separator 80 according to second embodiment can form cuboid or plate, it comprises the mating holes of determining on the middle body 81, by the basic middle part of isolated component 80 upper and lower surfaces and left and right surfaces to groove crack 82,82 that the direction of mating holes 81 is extended and on four angles by adjacent slot crack 82,82 rectangular openings that separate 83,84.Under the situation of second embodiment, the mating holes 81 of isolated component 80 can slightly be offset in upper surface side, makes the height be positioned at the hole 84 on the downside, is arranged to be slightly larger than the height in hole 83 on the upside.Be similar to the foregoing description, in the arm 60 of the plate rail 32 of mating holes 81 can being packed into.

Because the isolated component 80 according to the 2nd embodiment has in each surperficial supermedial groove crack 82 and the hole 83,84 on four angles, makes these groove cracks 82 and hole 83,84 can allow isolated component 80 last, down, a left side, the right side, preceding and upwards distortion flexibly of rear.Also have, under adjusting, isolated component 80 has the predetermined elasticity constant, and simultaneously, the rigidity of whole isolated part 80 can reduce.

The isolated component of representing with label 90 in Fig. 9 also can form cuboid or plate, and it comprise around mating holes 91 on its middle body and the mating holes 91 around L shaped hole slot 82,83.Under the situation of the 3rd embodiment, the shape of hole slot 92,93 can allow isolated component 90 last, down, a left side, the right side, before and upwards distortion flexibly of rear, and isolated component 91 can have the predetermined elasticity constant under adjusting, the rigidity of whole isolated element 90 can reduce simultaneously.Also have, in isolated component 90, can be similar to first and second embodiment, will pack in the arm 60 of plate rail 32 as the mating holes 91 of mounting portion according to the 3rd embodiment.

In the above-described embodiments, only a case description of record and/or replay device be previously recorded in disc reproducing apparatus in order to playback as the information on the CD of information recording carrier.Yet, the invention is not restricted to above-mentioned disc reproducing apparatus, certainly, principle of the present invention also can be applicable to magneto-optic disk record and/or replay device, and other is in order to the record and/or the replay device of record and/or reset banded recording medium such as tape.The isolated component of Any shape all is fine, as long as the shape of isolated component can allow separator flexibly to be out of shape.Further, can provide at least one or a plurality of groove, in order to adjust or the elastic constant of control isolated component according to the elastic constant of isolated component.If unnecessary, can remove slot part.

Be described with reference to the preferred embodiment of accompanying drawing invention, be appreciated that, the invention is not restricted to these specific embodiments, the ordinary skill in present technique field can be carried out various modification and remodeling, but it all can not break away from scope of the present invention or the spirit that is limited by follow-up claim.

Claims (19)

1. one kind is placed between moveable part and the stationary part in order to the isolated component of the described moveable part of flexible support, comprising:

A matrix that comes down to cuboid;

The first installation part that has on described matrix is in order to be installed to described matrix on the described moveable part; With

Second mounting portion that has on described matrix, in order to described matrix is installed on the described stationary part, wherein said matrix and described first and second mounting portions can form by foamed material is Unitarily molded.

2. isolated component as claimed in claim 1, wherein said matrix further comprises at least one control section, with so that described matrix can flexibly be out of shape and the elastic constant of the described matrix of described control section may command.

3. isolated component as claimed in claim 2, wherein said control section are by constituting from described matrix outside to the formed slot part in described mounting portion.

4. isolated component as claimed in claim 2, wherein said control section are opening portions.

5. isolated component as claimed in claim 2, wherein said matrix, described mounting portion and described control section can be made of isocyanurate foam integral body.

6. separator comprises:

One moveable part; With

One stationary part;

Be arranged between described moveable part and the described stationary part in order to flexibly to support a plurality of isolated components of described moveable part, and described isolated component comprises the first installation part that is installed on the described moveable part, with second mounting portion that is installed on the described stationary part, described isolated component is in fact cuboid and is made by foamed material.

7. separator as claimed in claim 6, wherein said isolated component comprises at least one control section, flexibly is out of shape in order to can make described isolated component, and the elastic constant of the described isolated component of described control section may command.

8. separator as claimed in claim 7, wherein said isolated component is to be made by isocyanurate foam.

9. separator as claimed in claim 6, wherein said moveable part comprises the extension that described isolated component can be mounted thereon, described the first installation part includes mounting hole, can be assembled in the described extension, comprise a slip-off preventing part with described extension, in order to prevent that described isolated component is by coming off on it.

10. one kind is write down and/or replay device, comprising:

The record and/or playback unit, in order to and/or from recording medium recording and/or playback information;

One base portion; With

A separator as claimed in claim 6.

11. as the record and/or the replay device of claim 10, wherein said isolated component comprises a mounting portion, in order to be installed on described record and/or the playback unit described isolated component and at least one control module, in order to the control elastic constant.

12. as the record and/or the replay device of claim 11, wherein said control section is a groove part, it is formed to described mounting portion by the described isolated component outside.

13. as the record and/or the replay device of claim 11, wherein said control section is an opening portion.

14. as the record and/or the replay device of claim 11, wherein said isolated component forms basically flat, and described isolated component can be installed on described record and/or the playback unit along the direction perpendicular to its thickness direction.

15. record and/or replay device as claim 11, wherein said record and/or playback unit comprise a plurality of extensions that described isolated component is installed, and described extension has the slip-off preventing part, inserts behind the described extension and comes off from described extension in order to prevent described isolated component.

16. as the record and/or the replay device of claim 10, wherein said base portion comprises restricted part, is installed to moving of a plurality of isolated components on described record and/or the playback unit in order to restriction.

17. as the record and/or the replay device of claim 15, wherein said restricted part is a concave portions, described isolated component can be assemblied in wherein.

18. as the record and/or the replay device of claim 10, wherein said isolated component is by making by the soft foamed material that is out of shape.

19. as the record and/or the replay device of claim 10, wherein said isolated component is made by isocyanurate foam.

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