CN201725568U - Holddown assembly for suction type disk loader - Google Patents
Holddown assembly for suction type disk loader Download PDFInfo
- Publication number
- CN201725568U CN201725568U CN2010202755465U CN201020275546U CN201725568U CN 201725568 U CN201725568 U CN 201725568U CN 2010202755465 U CN2010202755465 U CN 2010202755465U CN 201020275546 U CN201020275546 U CN 201020275546U CN 201725568 U CN201725568 U CN 201725568U
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- China
- Prior art keywords
- platen
- rack body
- support
- mount pad
- suction type
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Abstract
A holddown assembly for a suction type disk loader comprises a holddown bracket, a holddown, a holddown-fixing plate and a holddown-fixing bolt; the holddown bracket comprises a bracket body, a control plate, a left mounting seat and a right mounting seat, the control plate is connected with the left front part of the bracket body from the left, the left mounting seat is connected with the left rear part of the bracket body from the bottom, and the right mounting seat is connected with the right rear part of the bracket body from the bottom; the central base of the holddown upwardly passes through a holddown-mounting hole arranged at the center of the front end of the bracket body, so that the holddown and the holddown-fixing plate are movably connected on the holddown bracket, the holddown assembly is rotatably connected with an optical pickup through the left mounting seat and the right mounting seat of the holddown bracket, and moreover, the holddown is positioned at a position corresponding to the turntable of the optical pickup. The structure of the holddown assembly is simple, the central positions of the holddown-mounting hole and the turntable of the optical pickup are relatively stable, consequently, reliability is high, and the assembly is simple.
Description
Technical field
The utility model relates to a kind of parts of CD player.
Background technology
Suction type disk loading device is sent into CD in the disk loading device by the turnover disc mechanism, after CD puts in place, touches Control Component and makes the platen assembly press down, and platen matches with the turntable of optical pickup unit core, finishes the clamping to CD.CD is that the center is rotated with the turntable of optical pickup unit core subsequently, finish and read dish, after CD read end, the platen assembly rose under the effect of Control Component, unclamp the clamping to CD, suction type disk loading device can be sent disk loading device with CD smoothly by the turnover disc mechanism.
In traditional suction type disk loading device, one is to be rotatably connected on the pedestal of disk loading device for the platen assembly, optical pickup unit core is connected on the pedestal of disk loading device by antivibration pad elasticity, because there is certain variation range in the position of turntable axle center in pedestal of optical pickup unit core with elastic deformation, the platen assembly then is that rigidity rotation is connected on the pedestal, thereby cause the platen mounting hole shaft core position of the turntable axle center of optical pickup unit core and platen assembly can not be relatively stable, cause that reading the dish performance descends, faults such as friction noise is bigger have caused negative effect to the reliability of mechanism.
Summary of the invention
The purpose of this utility model provides a kind of compact conformation, and the reliability height assembles the platen assembly of simple a kind of suction type disk loading device.
The technical scheme that realizes the utility model purpose is that a kind of platen assembly of suction type disk loading device comprises platen support, platen, platen stator and platen gib screw; The platen support is the punching press integral piece; The platen support comprise rack body, from left be connected the control panel of the front portion, left side of rack body, be connected from the below rack body the rear portion, left side left mount pad and be connected the right mount pad at the rear portion, right side of rack body from the below; The front end central authorities of rack body are provided with the platen mounting hole; Platen is the integrated through injection molding part of central embedded iron plate, and platen passes out platen mounting hole at rack body from bottom to top by its central seat, and the external diameter of platen stator is greater than the aperture of the platen mounting hole of rack body; The platen stator contacts from the upper surface of top with the central seat of platen; The platen gib screw passes the platen stator from the top down and is screwed on the screw of the central seat of platen by its threaded portion, thereby make the platen stator be fixed on the platen, and making platen and platen stator be automatically connected on the platen support, also is that platen can and move up and down in institute's extreme position with respect to the rack body rotation together with the platen stator; The left mount pad of the platen support of platen assembly and right mount pad are platen assembly and positions of being rotationally connected of the base of optical pickup unit core when being used to assemble suction type disk loading device, and platen is that the platen support is in the part with the corresponding position of turntable of optical pickup unit core when being rotationally connected with on the base of optical pickup unit core by its left mount pad and right mount pad.
The rack body of above-mentioned platen support is divided into rectangular board and is positioned at the triangle board of rectangular board front end; The platen mounting hole is located at the front end central authorities of triangle board, and the central part of the rectangular board of described platen support has medium pore.
The control panel of above-mentioned platen support comprises the height control panel and is connected the low swash plate in preceding high back of height control panel front side; Control panel is connected on the rectangular board of rack body from left by its height control panel, and is positioned at the front portion, left side of rectangular board.
Above-mentioned platen support also comprises guidepost; Guidepost has 2, all perpendicular to rack body, is connected on the rectangular board of rack body of platen support by its upper end, and lays respectively at left front and right front portion of rectangular board.
Above-mentioned platen support also comprises the detection pole socket; It is cylindrical detecting pole socket, perpendicular to rack body, is connected by its upper end on the rectangular board of rack body of platen support, and is positioned at the rear side left part of rectangular board.
The platen assembly of above-mentioned a kind of suction type disk loading device also comprises bracket adjustment screw and the extension spring of platen support; Described left mount pad comprises left web joint and support extension spring seat, and right mount pad comprises right web joint and adjustment seat; The left web joint of left side mount pad and the right web joint of right mount pad respectively are a vertical panel, about every vertical panel is provided with to mounting hole, left side web joint and right web joint are connected on the rack body from the below about dividing, the left web joint of left side mount pad is positioned at the rear portion, left side of rack body, and the right web joint of right mount pad is positioned at the rear portion, right side of rack body; The adjustment seat of right mount pad comprises leveling board and is connected the side plate of leveling board right-hand member from the below; Adjustment seat is connected on the right web joint from the below by its leveling board, and is positioned at the front portion of right web joint; Support extension spring seat is a hook-plate, and support extension spring seat is connected on the left web joint of platen support from the rear; In use, the front end sleeve of platen support extension spring is on support extension spring seat, and the rear end of platen support extension spring is the position that the platen assembly is connected with the pedestal of suction type disk loading device when being used to assemble suction type disk loading device; The bracket adjustment screw screws on the leveling board of adjustment seat from the top, and when mounted, the lower surface of the afterbody of bracket adjustment screw is platen assembly and contacted position of optical pickup unit core base when being used to assemble suction type disk loading device.
The utlity model has positive effect: the platen of (1) platen assembly of the present utility model is automatically connected on the platen support by platen stator and platen gib screw, and is simple for structure, assembles simpler.(2) platen assembly of the present utility model adopts the mode of set screw to adjust the high and low position of platen support, greatly reduces parts and matching requirements, has improved the positional precision of platen simultaneously.(3) the platen support of platen assembly of the present utility model is rotationally connected by left mount pad and right mount pad and optical pickup unit core, the platen assembly with optical pickup unit core together elasticity be connected on the pedestal of disk loading device, make that the platen mounting hole axle core position and the optical pickup unit core revolving table position of platen assembly are relatively stable, the reliability height.(4) guidepost of platen support of the present utility model has played guiding and position-limiting action to the CD of 8cm.
Description of drawings
Fig. 1 is the schematic perspective view of the platen assembly of a kind of suction type disk loading device of the present utility model, and its direction of observation is the left anterior-superior part of parts; Fig. 2 is the three-dimensional structure diagram of platen assembly during from the beneath of Fig. 1; Fig. 3 is the perspective exploded view of the platen assembly in 2; Fig. 4 is installed in the interior schematic perspective view of suction type disk loading device for the platen assembly of a kind of suction type disk loading device of the present utility model.
The mark of above-mentioned accompanying drawing is as follows: pedestal 11, extension spring seat 11-9, optical pickup unit core 5, platen support 61, rack body 61-1, rectangular board 61-1-1, triangle board 61-1-2, platen mounting hole 61-1-3, medium pore 61-1-4, adjustment seat 61-2, control panel 61-3, support extension spring seat 61-4, web joint 61-5, left web joint 61-5-1, right web joint 61-5-2, detect pole socket 61-6, guidepost 61-7, platen 62, platen stator 63, platen gib screw 64, bracket adjustment screw 65, platen support extension spring 66.
Embodiment
Description to the orientation in the embodiment of the present utility model is carried out according to orientation shown in Figure 1.
(embodiment 1) sees Fig. 3 and Fig. 4, and the platen assembly of a kind of suction type disk loading device of present embodiment comprises platen support 61, platen 62, platen stator 63, platen gib screw 64, bracket adjustment screw 65 and platen support extension spring 66.
See Fig. 1 and Fig. 2, platen support 61 is a steel punching press integral piece.Platen support 61 comprises rack body 61-1, control panel 61-3, detects pole socket 61-6, guidepost 61-7, left mount pad and right mount pad.Left side mount pad is made up of left web joint 61-5-1 and support extension spring seat 61-4, and right mount pad is made up of right web joint 61-5-2 and adjustment seat 61-2.
See Fig. 1, rack body 61-1 is divided into rectangular board 61-1-1 and is positioned at the triangle board 61-1-2 of rectangular board 61-1-1 front end.The front end central authorities of triangle board 61-1-2 are provided with platen mounting hole 61-1-3.The central part of rectangular board 61-1-1 has medium pore 61-1-4.
See Fig. 2, the left web joint 61-5-1 of left side mount pad and the right web joint 61-5-2 of right mount pad respectively are a vertical panel, about every vertical panel is provided with to mounting hole, left side web joint 61-5-1 and right web joint 61-5-2 are connected on the rack body 61-1 from the below about dividing, the left web joint 61-5-1 of left side mount pad is positioned at the rear portion, left side of rack body 61-1, and the right web joint 61-5-2 of right mount pad is positioned at the rear portion, right side of rack body 61-1.The adjustment seat 61-2 of right mount pad comprises leveling board and is connected the side plate of leveling board right-hand member from the below that leveling board is provided with the screw of upward and downward.Adjustment seat 61-2 is connected on the right web joint 61-5-2 from the below by its leveling board, and is positioned at the front portion of right web joint 61-5-2.
See Fig. 3, bracket adjustment screw 65 screws on the screw of the leveling board of adjustment seat 61-2 from the top.
See Fig. 1, control panel 61-3 comprises the height control panel and is connected the low swash plate in preceding high back of height control panel front side.High back is low before the height control panel, is 15 degree angles with horizontal direction, and swash plate and horizontal direction are 75 degree angles.Control panel 61-3 is connected on the rectangular board 61-1-1 of rack body 61-1 from left by its height control panel, and is positioned at the front portion, left side of rectangular board 61-1-1.
The support extension spring seat 61-4 of left side mount pad is a hook-plate, and support extension spring seat 61-4 is connected on the left web joint 61-5-1 of platen support 61 from the rear.
See Fig. 2, it is cylindrical detecting pole socket 61-6, perpendicular to rack body 61-1, is connected by its upper end on the rectangular board 61-1-1 of rack body 61-1 of platen support 61, and is positioned at the rear side left part of rectangular board 61-1-1.
Guidepost 61-7 has 2, all perpendicular to rack body 61-1, is connected on the rectangular board 61-1-1 of rack body 61-1 of platen support 61 by its upper end, and lays respectively at left front and the right front of the medium pore 61-1-4 of rectangular board 61-1-1.
See Fig. 3, platen 62 is the integrated through injection molding part of central embedded iron plate, platen 62 is passed the platen mounting hole 61-1-3 of rack body 61-1 from bottom to top by its central seat, platen gib screw 64 passes platen stator 63 from the top, the external diameter of platen stator 63 is greater than the aperture of the platen mounting hole 61-1-3 of rack body 61-1.The threaded portion of platen gib screw 64 screws on the screw of the central seat of platen 62, thereby making platen 62 and platen stator 63 be automatically connected on the platen support 61, also is that platen 62 can and move up and down in institute's extreme position with respect to rack body 61-1 rotation together with platen stator 63.
See Fig. 3 and Fig. 4, the platen assembly of a kind of suction type disk loading device of present embodiment is one of them parts of a kind of suction type disk loading device.This suction type disk loading device also comprises pedestal 11 and optical pickup unit core 5.Pedestal 11 comprises extension spring seat 11-9, and extension spring seat 11-9 is connected on the substrate 11-1 from the top by its lower end, and extension spring seat 11-9 top has the extension spring hole.A kind of platen assembly of suction type disk loading device is rotationally connected by the left web joint 61-5-1 of the left mount pad of platen support 61 and the right web joint 61-5-2 and the optical pickup unit core 5 of right mount pad, and platen 62 is in and the corresponding position of the turntable of optical pickup unit core 5.The front end sleeve of platen support extension spring 66 on support extension spring seat 61-4, the rear end of platen support extension spring 66 pass pedestal 11 extension spring seat 11-9 the extension spring hole and be hooked on the extension spring seat 11-9.Under the effect of platen support extension spring 66, platen support 61 remains the trend that front end presses down.The lower surface of the afterbody of bracket adjustment screw 65 contacts with the parts of optical pickup unit core 5, as required swinging mounting set screw 65 and regulate the angle of inclination of platen support 61 with respect to optical pickup unit core 5.
(following when the motion to CD is described) with the working direction of CD front end as CD in use, the control panel 61-3 of platen support 61 lifts under the effect of top the controll block of Control Component, makes platen support 61 be in the position of lifting.CD along with the optical pick-up device driving parts direction of motion of optical pickup unit core 5 direction of level mutually, send into disk loading device inside.
This suction type disk loading device both had been applicable to the CD of 12cm, also was applicable to the CD of 8cm.
When the CD of selecting 8cm for use entered disk loading device inside, CD kept front end slightly to enter toward the state that upwarps substantially.CD enters loading position under the guide effect of 2 guidepost 61-7 of platen support 61,2 guidepost 61-7 have played spacing effect simultaneously.
When the CD of selecting 12cm for use entered disk loading device inside, CD kept front end slightly to enter toward the state that upwarps substantially.When entering into a half, the angle that the CD front end upwarps reduces to some extent, and CD is kept away 2 guidepost 61-7 of overvoltage disc carrier 61, enters loading position.
When CD enters loading position, controll block travels forward and withdraws from from the below of the control panel 61-3 of platen support 61, make platen support 61 under the effect of platen support extension spring 66, its front end presses down together with platen 62, thereby has finished the clamping action of 62 pairs of CDs of platen.
After CD reads end, need move back when dish, controll block is inserted the below of the control panel 61-3 of platen support 61, makes platen 62 perks of platen assembly front end, unclamps the clamping to CD.
Claims (6)
1. the platen assembly of a suction type disk loading device is characterized in that: comprise platen support (61), platen (62), platen stator (63) and platen gib screw (64);
Platen support (61) is the punching press integral piece; Platen support (61) comprises rack body (61-1), be connected the control panel (61-3) of the front portion, left side of rack body (61-1) from left, be connected from the below rack body (61-1) the rear portion, left side left mount pad and be connected the right mount pad at the rear portion, right side of rack body (61-1) from the below; The front end central authorities of rack body (61-1) are provided with platen mounting hole (61-1-3);
Platen (62) is the integrated through injection molding part of central embedded iron plate, and platen (62) is passed the platen mounting hole (61-1-3) of rack body (61-1) from bottom to top by its central seat; The external diameter of platen stator (63) is greater than the aperture of the platen mounting hole (61-1-3) of rack body (61-1); Platen stator (63) contacts from the upper surface of top with the central seat of platen (62); Platen gib screw (64) passes platen stator (63) from the top down and is screwed on the screw of the central seat of platen (62) by its threaded portion, thereby make platen stator (63) be fixed on the platen (62), and making platen (62) and platen stator (63) be automatically connected on the platen support (61), also is that platen (62) can and move up and down in institute's extreme position with respect to rack body (61-1) rotation together with platen stator (63); The left mount pad of the platen support (61) of platen assembly and right mount pad are platen assembly and positions of being rotationally connected of the base of optical pickup unit core (5) when being used to assemble suction type disk loading device, and platen (62) is that platen support (61) is in the part with the corresponding position of turntable of optical pickup unit core (5) when being rotationally connected with on the base of optical pickup unit core (5) by its left mount pad and right mount pad.
2. according to the platen assembly of the described a kind of suction type disk loading device of claim 1, it is characterized in that: the rack body (61-1) of described platen support (61) is divided into rectangular board (61-1-1) and is positioned at the triangle board (61-1-2) of rectangular board (61-1-1) front end; Platen mounting hole (61-1-3) is located at the front end central authorities of triangle board (61-1-2), and the central part of the rectangular board (61-1-1) of described platen support (61) has medium pore (61-1-4).
3. according to the platen assembly of the described a kind of suction type disk loading device of claim 2, it is characterized in that: the control panel (61-3) of described platen support (61) comprises the height control panel and is connected the low swash plate in preceding high back of height control panel front side; Control panel (61-3) is connected on the rectangular board (61-1-1) of rack body (61-1) from left by its height control panel, and is positioned at the front portion, left side of rectangular board (61-1-1).
4. according to the platen assembly of the described a kind of suction type disk loading device of claim 2, it is characterized in that: described platen support (61) also comprises guidepost (61-7); Guidepost (61-7) has 2, all perpendicular to rack body (61-1), is connected on the rectangular board (61-1-1) of rack body (61-1) of platen support (61) by its upper end, and lays respectively at left front and right front portion of rectangular board (61-1-1).
5. according to the platen assembly of the described a kind of suction type disk loading device of claim 2, it is characterized in that: described platen support (61) also comprises detection pole socket (61-6); It is cylindrical detecting pole socket (61-6), perpendicular to rack body (61-1), on the rectangular board (61-1-1) by the rack body (61-1) that is connected platen support (61) on it, and is positioned at the rear side left part of rectangular board (61-1-1).
6. according to the platen assembly of the described a kind of suction type disk loading device of claim 1, it is characterized in that: also comprise bracket adjustment screw (65) and platen support extension spring (66); Described left mount pad comprises left web joint (61-5-1) and support extension spring seat (61-4), and right mount pad comprises right web joint (61-5-2) and adjustment seat (61-2);
The left web joint (61-5-1) of left side mount pad and the right web joint (61-5-2) of right mount pad respectively are a vertical panel, about every vertical panel is provided with to mounting hole, left side web joint (61-5-1) and right web joint (61-5-2) are connected on the rack body (61-1) from the below about dividing, the left web joint (61-5-1) of left side mount pad is positioned at the rear portion, left side of rack body (61-1), and the right web joint (61-5-2) of right mount pad is positioned at the rear portion, right side of rack body (61-1); The adjustment seat (61-2) of right mount pad comprises leveling board and is connected the side plate of leveling board right-hand member from the below; Adjustment seat (61-2) is connected on the right web joint (61-5-2) from the below by its leveling board, and is positioned at the front portion of right web joint (61-5-2);
Support extension spring seat (61-4) is a hook-plate, and support extension spring seat (61-4) is connected on the left web joint (61-5-1) of platen support (61) from the rear; The front end sleeve of platen support extension spring (66) is on support extension spring seat (61-4), and the rear end of platen support extension spring (66) is the position that the platen assembly is connected with the pedestal (11) of suction type disk loading device when being used to assemble suction type disk loading device;
Bracket adjustment screw (65) screws on the leveling board of adjustment seat (61-2) from the top, and the lower surface of the afterbody of bracket adjustment screw (65) is platen assembly and contacted position of optical pickup unit core (5) base when being used to assemble suction type disk loading device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202755465U CN201725568U (en) | 2010-07-29 | 2010-07-29 | Holddown assembly for suction type disk loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202755465U CN201725568U (en) | 2010-07-29 | 2010-07-29 | Holddown assembly for suction type disk loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201725568U true CN201725568U (en) | 2011-01-26 |
Family
ID=43493913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202755465U Expired - Fee Related CN201725568U (en) | 2010-07-29 | 2010-07-29 | Holddown assembly for suction type disk loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201725568U (en) |
-
2010
- 2010-07-29 CN CN2010202755465U patent/CN201725568U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20130729 |