CN101211612A - Insertion type optical disc memory apparatus - Google Patents
Insertion type optical disc memory apparatus Download PDFInfo
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- CN101211612A CN101211612A CNA2006101482844A CN200610148284A CN101211612A CN 101211612 A CN101211612 A CN 101211612A CN A2006101482844 A CNA2006101482844 A CN A2006101482844A CN 200610148284 A CN200610148284 A CN 200610148284A CN 101211612 A CN101211612 A CN 101211612A
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- compact disc
- roller
- optical disc
- memory apparatus
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Abstract
The invention relates to an insertion type compact disc storage device, which can not only use the compact disc with single recording face, but also the compact disc with double recording faces. For doing no harm on the recording face, the insertion type compact disc storage device is adopted, in which a rolling wheel transfer manner is arranged on two sides of the recording face. Particularly, for moving the compact disc, the invention relates to an insertion type compact disc storage device which comprises a compact disc moving portion which is provided with a main rolling wheel contacting with the recording face of the compact disc and more than one sub-rolling wheels contacting with a label face of the compact disc. If the single compact disc or the double recording compact disc of high capacity is used in the insertion type information device, the data face of the compact disc operates actions without being damaged when inserting or taking out the compact disc, thus improving the stability and compatibility of the compact disc because upside and downside use the rolling wheels to guide the compact disc.
Description
Technical field
The present invention relates to plug-type optical disc memory apparatus, relate in particular to when adopting plug-type optical disc memory apparatus, not only the service recorder face is the CD of single face, also the service recorder face is two-sided CD, not impaired for record surface, on the both sides of employing record surface the insertion type optical disc memory apparatus that roller is transferred mode is set all.
Background technology
Because of the development of technology with pursue requirement easily, improve existing pallet (Tray) formula structure, developed easier insertion and the taking-up of carrying out CD, and the information storing device of the insertion that can use in a variety of forms (Slot-in) formula.
So, as shown in Figure 1a, under the state of traverse optical disc memory apparatus, insert CD in the horizontal direction; Or shown in Fig. 1 b, can place the CD insertion section of optical disc memory apparatus vertically in plumbness, insert CD; Or shown in Fig. 1 c, the CD insertion section that can make optical disc memory apparatus is inserted CD downwards upward.
The insertion type optical disc memory apparatus of making above-mentioned action is that the insertion/taking-up mode of its CD is different with existing pallet (Tray type) formula optical disc memory apparatus, it or not the structure that moves insertion/taking-up of carrying out CD with pallet, but has such structure: promptly need not pallet, utilize the sensor sensing CD whether to exist, and the CD label face contacts respectively with roller with CD guide, data surface, thereby the insertion/taking-up that comes boot cd-rom with the rotation of roller.
In addition, when packing CD into,, just be provided with the CD obturator, so that CD is encased in the CD medial surface of rotating disk if CD arrives certain position with roller.
Now describe the mechanical system of these insertion type optical disc memory apparatus in detail by accompanying drawing.
As shown in Figure 2, if CD 2 is inserted into optical disc memory apparatus 1, be the center upper and lower settings with above-mentioned CD 2 just by the insertion whether sensor 5 of judging above-mentioned CD 2, respond to the insertion of above-mentioned CD 2.
At this moment, roller 3 begins rotation, and inserts the above above-mentioned CD 2 of certain distance and clamped by above-mentioned rollers 3 and the CD guide 4 above it, enters into the inside of optical disc memory apparatus 1.
Above-mentioned rollers 3 has the shape that two circular cones oppose mutually.
In addition, above-mentioned CD guide 4 has such shape, promptly forms the projection of the less similar Yushan Hill of thickness on average sheet metal, thereby reduces and the contact area of 2 of above-mentioned CDs the time, impaired the reaching of CD on the surface of contact minimized.
The sensor 5 roughly is arranged on the center of optical disc memory apparatus 1, because this is the position that can respond to the earliest when inserting CD 2.
Except the sensor 5, also be provided with sensor 6,7 in the present position of grasping CD 2, it is provided with the position and roughly is provided with one respectively at the place ahead and the rear of above-mentioned rollers 3, the sensor 6 in the place ahead is arranged on can respond to above-mentioned CD 2 outermost positions, and the sensor 7 at rear is the center section that roughly is arranged on the sensor 5 and the sensor 6.
Fig. 3 is the skeleton diagram that shows the CD insertion process from the top, and wherein Fig. 3 a (left side) is for inserting the A-stage of CD, and Fig. 3 b (right side) is the exemplary plot that is encased on the spindle motor for inserting the state that CD can load.
Fig. 3 a (left side accompanying drawing) is the inside that CD 2 is inserted into optical disc memory apparatus 1, is clamped by roller 3 and pulls the exemplary plot of below into.
Arrive till the obturator 9,10, above-mentioned CD 2 continues to be pulled into the below by roller.
Fig. 3 b (right side accompanying drawing) is that above-mentioned CD 2 arrives obturator 9,10, and promotes an end of control lever 11, and aforesaid operations bar 11 is rotated in a counter-clockwise direction, and the projection of cam 12 is upwards promoted to be equivalent to the synoptic diagram of h length.
If above-mentioned cam 12 is pushed upwardly to being equivalent to the distance of h, just shown in Fig. 4 a to Fig. 4 c, form the process that CD 2 is encased in spindle motor 8.
Shown in Fig. 4 a, CD 2 is inserted by roller 3 and CD guide 4, and at this moment, anchor clamps 13 are separated by at a certain distance with above-mentioned spindle motor 8.
In addition, shown in Fig. 4 b, CD 2 enters into the inside of optical disc memory apparatus 1, thereby links to each other with above-mentioned obturator 9,10, and the action of control lever 11 at this moment causes cam 12 to rise and is equivalent to the length of h.
Therefore, shown in Fig. 4 c, because of the rising of cam 12, above-mentioned cam 12 descends above-mentioned anchor clamps 13, thereby above-mentioned CD 2 is pushed down downwards, make its be encased in above-mentioned spindle motor 8 above.
At this moment, when obturator 9,10 breaks away from from above-mentioned CD 2, the beginning loading operation.In addition, simultaneously, above-mentioned rollers 3 and above-mentioned CD guide 4 be also with the above-mentioned CD 2 of outside disengaging, so that can not take place and the contacting of 2 of above-mentioned CDs.
The taking-up of CD 2 is to carry out with the opposite sequence of said process.
But this existing insertion type optical disc memory apparatus has such defective, promptly the single-sided discs of only using at record data of CD can be utilized CD guide and roller, carrying out the not impaired CD of data of optical disk face inserts and takes out, but the both-sided optical disc that improves recording capacity with the double-sided recording modes data is an example, simultaneously have little or nothing to do with the contact roller of prior art, just the one side that contacts with CD guide is when the insertion of carrying out CD and taking-up action, because of the impaired of cd side may cause the impaired of its data.
Summary of the invention
The present invention proposes for addressing the above problem just, the objective of the invention is to, such insertion type optical disc memory apparatus is provided, promptly adopting plug-type optical disc memory apparatus, not only the service recorder face is the CD of single face, when also the service recorder face was two-sided CD, it is impaired that its record surface can not taken place, and adopts on the both sides of record surface the insertion type optical disc memory apparatus of the mode that equal contact rollers transfers.
To achieve these goals, The present invention be directed to moving CD, comprise being provided with the main roller that contacts with cd-rom recording surface and the insertion type optical disc memory apparatus of the CD moving part of sub-roller more than that contacts the CD label face.
Above-mentioned two sub-rollers are to be feature to lay respectively at the main roller front and back.
In addition, above-mentioned sub-roller is that the quilt turning rolls is a feature with the one vertical moving.
In addition, above-mentioned main roller and sub-roller are to constitute with resin material, and the central part of above-mentioned main roller and sub-roller is inserted with and prevents that sagging axle from being feature.
The present invention is owing to adopted above technical scheme, change existing insertion type optical disc memory apparatus in order to clamp CD, with contact roller on the CD back side of record surface, and the mode of contact CD guide on label surface-CD front, be as prior art, to contact main roller on the CD back side, but on the CD front contact shoe roller.
Therefore, compared with prior art, the advantage of its generation is tangible:
On prior art, the contact in CD front is fixed below CD guide, is the face contact, also can cause the slip between surface of contact, and the friction force that is taken place directly is communicated to the CD front.
But in the present invention, the shape of sub-roller is similar as existing main roller, has the shape that collide mutually at cone shape top, and its size is equal to or less than the size of above-mentioned main roller.The contact in CD front is the line contact between sub-roller, the also rotation of factor roller, and its friction factor is obviously low, and is quite a lot of thereby the friction force that is at this moment produced also reduces.
In addition, for stable support, above-mentioned sub-roller should be constituting more than two, and its position is to be that the distribution that one mode helps power is set respectively before and after the center with above-mentioned main roller.
In addition, above-mentioned more than two sub-roller be that CD should be encased in after the spindle motor, separate from CD.Make the simplification that constitutes the equipment of being beneficial to of action when therefore, being combined as a whole with sub-roller.
Above-mentioned sub-roller can not be connected with other driving means, and it is rotated with the friction force between CD top.So, make above-mentioned sub-roller rotation and the bearing that supports is that its force of rolling friction of requirement is quite little.
In addition, in order to reduce the above-mentioned CD of contact impaired when positive, above-mentioned sub-roller should be made with resin material and so on.And portion inserts axle within it, can prevent from this moment to distort easily because of deadweight.
As mentioned above, if when the double-sided recording modes type CD (both-sided optical disc) of single-sided discs or high power capacity is used for the plug-in type information storing device, the present invention is then because upper and lower all uses roller and boot cd-rom, therefore, when insertion and taking-up CD, the data of optical disk face moves its action under not impaired situation, thereby can improve CD stability and compatible.
In addition, even use the above-mentioned roller that appends, also need not to use drive source and driving force mediation device as the driven element roller, also can obtain above-mentioned effect with sub-turning rolls of the present invention and the mode that the sub-roller that forms one substitutes the CD guide of prior art, therefore, the exploitation at the insertion type optical disc memory apparatus of both-sided optical disc also need not bigger additional expenses.
In addition, as mentioned above,, can not produce considerable influence, thereby help the cost performance of product competitive power yet to product price because of its product design yet not bigger variation.
Description of drawings
Fig. 1 a is the oblique view of CD of putting into the insertion type optical disc memory apparatus of prior art with level.
Fig. 1 b is the oblique view with the CD of the insertion type optical disc memory apparatus of vertically putting into prior art.
Fig. 1 c is the oblique view of CD of putting into the insertion type optical disc memory apparatus of prior art from top to down.
Fig. 2 is the skeleton diagram of the insertion type optical disc memory apparatus of prior art.
Fig. 3 is the planimetric map of the insertion CD process of Fig. 2.Wherein: Fig. 3 a is the outboard profile that the CD among Fig. 2 is inserted into.Fig. 3 b is the outboard profile that the CD among Fig. 2 arrives obturator.
Fig. 4 a is the state outboard profile that the CD of prior art embodiment is inserted into optical disc memory apparatus.
Fig. 4 b is the outboard profile that the CD of prior art embodiment is encased in the spindle motor of optical disc memory apparatus fully.
Fig. 4 c is the outboard profile that the CD of prior art embodiment is encased in the spindle motor user mode of optical disc memory apparatus fully.
Fig. 5 is the main roller on the optical disc memory apparatus of the embodiment of the invention and the planimetric map of sub-roller relative position.Wherein: Fig. 5 a is the exemplary plot at the insertion CD of the optical disc memory apparatus of the embodiment of the invention, and Fig. 5 b is that the CD of the optical disc memory apparatus of the embodiment of the invention is encased in spindle motor and forms the exemplary plot of loading standby condition.Fig. 5 c is the sub-roller of optical disc memory apparatus of the embodiment of the invention and the inner structure synoptic diagram of sub-turning rolls.
Accompanying drawing major part symbol description is as follows:
1: optical disc memory apparatus 2: CD
3: roller 4: CD guide
5,6,7: sensor 8: spindle motor
9,10: obturator 11: control lever
12: cam 13: anchor clamps
101: optical disc memory apparatus 102: CD
103: main roller 104,105: sub-roller
106: sub-turning rolls 107: spindle motor
108: obturator 109: anchor clamps
110,111,112: axle
Embodiment
To describe embodiments of the invention in detail by accompanying drawing below.
See also Fig. 5 a, Fig. 5 b and Fig. 5 c.Wherein: Fig. 5 a is the exemplary plot at the insertion CD 102 of the optical disc memory apparatus 101 of the embodiment of the invention, and Fig. 5 b is that the CD 102 of the optical disc memory apparatus 101 of the embodiment of the invention is encased in spindle motor 107 and forms the exemplary plot of loading standby condition.Fig. 5 c is the sub-roller of optical disc memory apparatus of the embodiment of the invention and the inner structure synoptic diagram of sub-turning rolls.
Though do not illustrate, the same with prior art, be provided with the insertion whether sensor that can respond to CD 102, its position is same as the prior art.
Promptly, when two first sensors are inserted into CD 102, it can be responded at first, roughly be positioned at the center of optical disc memory apparatus 101, and by grasping two other second sensor of position and the front and back that the 3rd sensor lays respectively at above-mentioned main roller 103 at that time.Second sensor in the place ahead is located at can be responded on the above-mentioned CD 102 outermost positions, and the 3rd sensor at rear is located at the center section of above-mentioned first sensor and above-mentioned second sensor.
In addition, can clamp CD 102 from upper and lower, the CD lower backside is provided with main roller 103, and the top in CD front is provided with sub-roller 104,105.
Described main roller 103 be with prior art on identical, never illustrated drive source is accepted the reception and registration of twisting resistance, with counterclockwise or when turning clockwise, provides the horizontal force that inserts or take out CD 102.
At this moment, described sub-roller 104,105 is pushed down downwards and is given the strength of vertical direction, slides mutually with above-mentioned main roller 103 so that prevent above-mentioned CD 102.
Described sub-roller 104,105 contacts simultaneously with the front of CD 102, simultaneously in order to break away from, is combined as a whole with sub-turning rolls 106.
Described sub-roller 104,105 and main roller 103 should utilize the less bearing of force of rolling friction to be rotated support, work so that rolling friction is less.
In addition, described sub-roller 104,105 and main roller 103 are that its shape is similar to two circular cones and touches mutually, and be similar with hourglass shape.
In addition, the position of 104,105 pairs of described main rollers 103 of described sub-roller is for stable support CD 102 time, keeps horizontality, is the center with described main roller 103, is separately positioned on each one at the place ahead and rear.
Described main roller 103 and above-mentioned sub-roller the 104, the 105th can use and produce excoriative soft material can not for the surface of above-mentioned CD 102, as synthetic resin materials such as polyurethane, PE.
But described synthetic resin material is less because of its intensity, distorts easily, and its inside should be provided with being intended to shown in Fig. 5 c and prevent sagging axle 110,111,112.
So described CD 102 is to be inserted into above-mentioned obturator 108, arrives its inside, be provided with the aforesaid operations bar of the mechanical displacement that the insertion that is intended to obtain above-mentioned CD 102 causes around the described obturator 108.
Described control lever conveys to above-mentioned cam with the displacement that above-mentioned CD 102 is taken place, and described cam then starts above-mentioned anchor clamps 109.
The sequence of movement of the embodiment of the invention will be described below.
At first, if the user is inserted into optical disc memory apparatus 1 inside with CD 102, just whether do not exist, and start the drive source that drives described main roller 103, make the direction of the pulling rotation inwards of described main roller 103 can clamp described CD 102 by there being illustrated sensor to discern CD 102.
At this moment, described main roller 103 and described sub-roller the 104, the 105th are near the state of described CD 102, so that can clamp described CD 102.
In addition, along with the driving of described main roller 103, described CD 102 is subjected to horizontal force and inserts to the inside, and at this moment, described sub-roller 104,105 also contacts the friction that causes because of the line of 102 of described CDs, is rotated simultaneously.
So the friction that is taken place on the described CD 102 all belongs to the rolling friction that the line contact is caused, so its friction force is extremely little.
Because of described process, if described CD 102 contacts with described obturator 108, not the having illustrated control lever to be pushed open and displacement take place of described obturator 108 peripheries by described CD 102, described control lever then conveys to described displacement does not have illustrated cam.
In addition, described cam starts described anchor clamps 109, make described CD 102 be encased in described spindle motor 107, push down downwards and fix, at this moment, 108 of described obturators at a certain distance with described CD 102 at interval, the described sub-turning rolls 106 that is provided with described main roller 103 and described sub-roller 104,105 also moves to the direction at the front of departing from described CD 102 or the back side.
So 101 of described optical disc memory apparatus become the state that can read and write described CD 102.
When described optical disc memory apparatus took out, then the reverse order with described order got final product with described CD 102.
The present invention can not be confined to above-mentioned specific embodiment, those skilled in the art fully can be in the scope that does not depart from this invention technological thought, carry out various change and modification, and its change and revise and also will determine its technical scope according to interest field.
Claims (4)
1. an insertion type optical disc memory apparatus is characterized in that, comprises the CD moving part, and described CD moving part is provided with as the lower part:
The main roller that contacts with cd-rom recording surface;
The sub-roller more than one that contacts with the CD label face.
2. insertion type optical disc memory apparatus as claimed in claim 1 is characterized in that,
Described two sub-rollers lay respectively at the front and back of main roller.
3. insertion type optical disc memory apparatus as claimed in claim 1 or 2 is characterized in that,
Described sub-roller is to carry out vertical moving with sub-turning rolls one.
4. insertion type optical disc memory apparatus as claimed in claim 1 is characterized in that,
Described main roller and sub-roller are to constitute with resin material, and the central part of above-mentioned main roller and sub-roller is inserted with and prevents sagging axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101482844A CN101211612A (en) | 2006-12-29 | 2006-12-29 | Insertion type optical disc memory apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101482844A CN101211612A (en) | 2006-12-29 | 2006-12-29 | Insertion type optical disc memory apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101211612A true CN101211612A (en) | 2008-07-02 |
Family
ID=39611573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101482844A Pending CN101211612A (en) | 2006-12-29 | 2006-12-29 | Insertion type optical disc memory apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101211612A (en) |
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2006
- 2006-12-29 CN CNA2006101482844A patent/CN101211612A/en active Pending
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