CN201138568Y - CD-disc conveyor system for optical disc player - Google Patents
CD-disc conveyor system for optical disc player Download PDFInfo
- Publication number
- CN201138568Y CN201138568Y CNU2008200915208U CN200820091520U CN201138568Y CN 201138568 Y CN201138568 Y CN 201138568Y CN U2008200915208 U CNU2008200915208 U CN U2008200915208U CN 200820091520 U CN200820091520 U CN 200820091520U CN 201138568 Y CN201138568 Y CN 201138568Y
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- China
- Prior art keywords
- transfer roller
- roller
- optical disk
- conveying device
- driven roller
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Abstract
The utility model relates to a CD conveyer used for a CD player which comprises a transmission roll, an induction part arranged above the transmission roll, an elastic part used for pressing the transmission roll to the induction part and a motor used for driving the transmission roll to rotate; the body of the transmission roll is a double-cone structure, the diameter of which is gradually reduced from the two ends to the middle; at least one rotatable driven roll cylinder is arranged on the positions of the induction part corresponding to each cone of the transmission roll; the rotating axis of each driven roll cylinder are arranged in or parallel with a plane in which the rotating axes of the transmission roll is located; moreover, the plane is vertical to the top plate of the CD player; besides, one ends of each driven roll cylinder near the middle part of the transmission roll is inclined upwards to lead the drive roll cylinders only contacted with the outer edge of the CD when the CD is inserted; the CD conveyer can lead the front surface and the back surface of the CD not to be scratched during the process to convey the CD; the CD conveyer is practically suitable for the CD player, the double surfaces of which are recording surfaces; besides, the CD conveyer can realize the miniaturization of the CD player.
Description
Technical field
The utility model relates to the optical disk conveying device in the disk player, and is particularly a kind of when CD is inserted between transfer roller and leader, by the rotation of transfer roller, with CD from inserting the optical disk conveying device that mouth is transported to play position.
Background technology
When CD is inserted between transfer roller and guide member, CD is well-known from inserting mouthful conveyer that is transported to play position by the rotation of transfer roller.As publication number for the special Japanese Patent Application Publication of opening 2005-332461 a kind of transfer roller, guide member by the bicone structure, be used for that transfer roller pressed to the elastomeric element of guide member and be used to drive the optical disk conveying device that motor that transfer roller rotates is formed, it is that CD is clamped between transfer roller and the guide member, by the control transfer roller clockwise or rotate counterclockwise, under the effect of transfer roller friction force, CD is transported to the Optical disk supporter platform or CD is transported to the insertion mouth from the Optical disk supporter platform from inserting mouth.
In above-mentioned optical disk conveying device, CD is clamped between the transfer roller of guide member and bicone structure, in the process of transporting and the contacted card of guide member cut may appear, the two sides that therefore can not be applied to used CD is the disk player of record surface.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of being used for CD is transported to play position (being the Optical disk supporter platform) or is transported to the optical disk conveying device that inserts mouthful from play position from inserting mouth, and this optical disk conveying device can prevent that the CD front and back is scratched and can realizes the miniaturization of disk player.
For reaching above-mentioned purpose, the optical disk conveying device that the utility model is used for Disc player comprises transfer roller, be positioned at the guide member of transfer roller top, be used for transfer roller is pressed to the elastomeric element of described guide member, and the motor that is used to drive described transfer roller rotation, the body of roll of described transfer roller is to the diminishing bicone structure of mid diameter from two ends, at least one rotating driven roller is all installed in the position relative with each cone of transfer roller on the described guide member, the pivot center of each driven roller is positioned at transfer roller pivot center place, in the plane vertical with the disk player top board or with this plane parallel, and each driven roller is inclined upwardly near the end at transfer roller middle part, and driven roller only contacts with the CD outer rim when CD is inserted.
Because the position relative with two cones of transfer roller is provided with driven roller respectively on guide member, in transporting the process of CD, driven roller is because contact with the CD outer rim, and to rotating with the direction of transfer roller direction of rotation, like this, by the rotation of driven roller, can avoid the upper surface of CD to be scratched.On the other hand, because of the end of all driven rollers near the transfer roller middle part all is inclined upwardly, and adopted the transfer roller of bicone structure, make the CD upper surface have only the periphery of outer rim and driven roller to contact, the CD lower surface also has only the cone of outer rim and transfer roller to contact, and has therefore guaranteed that further CD front and back in the process of transporting all can not be scratched.The two sides that this optical disk conveying device is particularly useful for used CD is the disk player of record surface.
All adopt the optical disk conveying device of a bicone roller to compare with transfer roller and driven roller, this optical disk conveying device has all been established at least one driven roller in the position relative with each cone of transfer roller, the axial length of each driven roller can be accomplished half less than transfer roller axial length, and a plurality of driven rollers can disperse the elastic force of elastomeric element, therefore keeping under the constant situation of elastomeric element elastic force, can do the diameter of driven roller littler, help realizing the miniaturization of playing device.
Simultaneously, because each driven roller elastic force that need bear diminishes, whole of can adopt synthetic resin to make of the minor axis at the main body of driven roller and main body two ends compares with the driven roller that adopts the metal mandrel rod to do turning axle, can reduce production costs.
Description of drawings
Fig. 1 is the structural representation of the utility model exemplary embodiments optical disk conveying device, and this synoptic diagram is the structural drawing of seeing from the bottom up;
Fig. 2 is its explosive view;
Sectional view when Fig. 3 has CD D for the optical disk conveying device clamping;
Fig. 4 is the vertical view that the disk player of Fig. 1 optical disk conveying device is housed;
Fig. 5 is the front elevation that the disk player of Fig. 1 optical disk conveying device is housed.
Embodiment
In the utility model, adopt the transfer roller of bicone structure, the body of roll of transfer roller dwindles to mid diameter gradually from two ends, all is provided with the driven roller that joins with the CD periphery in the position relative with each cone of transfer roller, and guarantees that this driven roller can freely rotate.Be described further below in conjunction with accompanying drawing.
With reference to Fig. 1-3, originally the optical disk conveying device that is used for Disc player comprises transfer roller 4, be positioned at the guide member 7 of transfer roller 4 tops, be used for transfer roller 4 is pressed to elastomeric element 10 (see figure 5)s of described guide member 7, and the motor M (see figure 4) that is used to drive described transfer roller 4 rotations, the body of roll of described transfer roller 4 is to the diminishing bicone structure of mid diameter from two ends, two rotating driven rollers 5 are all installed in the position relative with each cone of transfer roller 4 on the described guide member 7,5 ', two the driven rollers 5 corresponding with each cone of transfer roller 4,5 ' pivot center is parallel to each other and is distributed in transfer roller pivot center 4d place, the both sides of plane 8 (see figure 3)s vertical with disk player top board 6, each driven roller 5,5 ' pivot center is all with transfer roller pivot center 4d place, parallel with the plane 8 that disk player top board 6 is vertical, and each driven roller 5,5 ' a the end driven roller 5 when CD is inserted that is inclined upwardly near transfer roller middle part, 5 ' only contacts with the CD outer rim.
In the present embodiment, guide member 7 comprises two guided plates, 4 pawl 7e are set on the every guided plate, top board 6 is provided with eight pawl hole 6a accordingly, two guided plates 7 are installed on top board 6 downsides of disk player by the pawl 7e on it and two cone 4a, 4b with described transfer roller 4 are corresponding respectively, the middle part of every guided plate 7 is provided with the groove 7d of the cone that can hold transfer roller 4, and guided plate 7 both sides are formed slopely CD guide surface 7f to top board 6 directions.CD guide surface 7f on the guided plate 7 can be circular arc guide surface or inclined-plane.
Two pairs of roller bearings are set above the every guided plate 7, between the every couple of roller bearing 7a and the 7b slotted hole 7c is set, the every couple of roller bearing 7a and 7b support a driven roller 5 or 5 ', and the main part 5a of this driven roller is contained among the slotted hole 7c between roller bearing 7a and the 7b and from guided plate 7 downsides and exposes.
In the present embodiment, the external diameter of driven roller 5,5 ' cylinder-shaped body 5a is 1.9 millimeters, and the total length of main body 5a is set to 46 millimeters, and the diameter of the minor axis 5b at main body 5a two ends is 0.7 millimeter.Roller bearing 7a is an axis hole, roller bearing 7b is a U word groove, during installation, the minor axis 5b of driven roller one end is inserted among the axis hole 7a, and the minor axis 5b of the other end is pressed onto among the U word groove 7b, then, four pawl 7e of guided plate 7 are embedded on the top board 6 among the corresponding pawl hole 6a, like this, driven roller 5 or 5 ' just is clamped between guide member 7 and the top board 6, and can rotate around minor axis 5b.
Fig. 3 has shown under the effect of elastomeric element, the state when CD D is clamped between transfer roller 4 and the driven roller.At this moment, the outer rim of CD D lower surface (promptly positive) and the conical surface of transfer roller 4 contact.On the other hand, the outer rim of CD D upper surface (being the back side) contacts with the periphery of the main body 5a of the driven roller that exposes from guide member 7 downsides.Like this, clockwise direction by transfer roller 4 is rotated, CD D just is sent to right-hand among the figure, on the contrary, counter clockwise direction by transfer roller 4 is rotated, and CD D just is sent to the left among the figure, promptly, CD can be inserted mouth from the CD of playing device and be transported to the Optical disk supporter platform, and CD is transported to CD from the Optical disk supporter platform inserts mouthful.In the process of transporting, driven roller 5 or 5 ' is because of the periphery of its main body 5a and the outer rim of CD D upper surface contact, and to rotating with the direction of transfer roller 4 direction of rotation, like this, by the rotation of driven roller, can avoid the upper surface of CD D to be scratched.On the other hand, contact because of CD D upper surface has only the periphery of outer rim and driven roller, CD D lower surface also has only cone 4a, the 4b of outer rim and transfer roller 4 to contact, and has therefore guaranteed that further CD front and back in the process of transporting all can not be scratched.
Fig. 4 and Fig. 5 are the structural drawing that the disk player of above-mentioned optical disk conveying device is installed.As shown in FIG., be provided with the insertion mouth 2 of CD in the front of shell 1, disposed the plummer 3 that makes the CD rotation in the centre position.The guide member 7 of aforementioned lights disk carrying device and transfer roller 4 are arranged at and insert between mouth 2 and the plummer 3, guide member 7 is installed on top board 6 downsides, transfer roller 4 is installed on the back up pad 8 and can freely rotates, transfer roller 4 one ends are equipped with the gear 4c that is used for transmitting motor power, between the chassis of support plate 8 and support plummer 3 spring 10 are set.When CD is not inserted into when inserting mouthfuls 2, transport roller 4 under the effect of spring 10, be pulled among the groove 7d of guide member 7 one sides (being dotted line position among Fig. 3), when CD is inserted by insertion mouth 2, guide member 7 makes CD be inserted into driven roller 5 and transports between the roller 4, transport roller 4 under the elastic force of spring 10, CD is clamped between tapered roller 4 and the driven roller 5,5 '.
Also be provided with on the top board 6 among Fig. 4: when CD from insert mouthfuls 2 insert after, the test rod 12 that CD is detected; Motor is carried out the switch 13 of start-up control according to the state of test rod 12; Be used for CD is remained on clip mechanism 14 on the plummer 3; According to the external diameter of the CD that is inserted, the CD guide 15 that the center of the center of CD and plummer 3 is aligned; After the center of the center of CD and plummer 3 aligns,, make transfer roller 4 leave the trigger mechanism 16 of guide member 7 by with support plate 8 displacements.Four steady arm 14a are arranged in the clip mechanism 14, when CD does not install on the plummer 3, this steady arm 14a remains on the top of plummer 3 with the built-in clip of magnet (this part does not have diagram), if CD has been installed on the plummer 3, then steady arm 14a removes the hold mode to clip.
Fig. 5 watches the figure of playing device from inserting mouthful 2 one sides, can see, each driven roller 5, the 5 ' end near transfer roller 4 middle parts all are inclined upwardly.
In the present embodiment, on the guide member 7 relative with transfer roller 4, along the both sides of the pivot center 4d of transfer roller 4,, be provided with driven roller 5,5 ' at a slant, that can join and can freely rotate with the periphery of CD in two positions that cone 4a, 4b are relative of transfer roller 4.The axial length of driven roller is in the axial length of transfer roller below half, increase ability to bear with this to spring, and, because spring force is born by four driven rollers, elastic force is disperseed, like this, just can do the diameter of axle of driven roller littler, consequently realize the miniaturization of playing device.In addition, if driven roller adopts synthetic resin to make, can further reduce cost.The particularly important is, can effectively prevent to abrade the surface of CD.
In present embodiment, driven roller 5 is made by synthetic resin, but is not so limited, and also can adopt metal material to make.In the utility model, the quantity of driven roller also is not limited only to four, and two, four, the six roots of sensation or more can be set as required.When the sum of driven roller is designed to two, a driven roller is respectively installed in position relative with two cones of transfer roller on the guide member, make the pivot center of two driven rollers all be positioned at plane 8 transfer roller pivot center 4d place, vertical with disk player top board 6, and each driven roller is inclined upwardly near the end at transfer roller middle part, and driven roller only contact when CD is inserted with the CD outer rim.When the sum of driven roller is designed to the six roots of sensation, three driven rollers that are parallel to each other are respectively installed in the position relative with two cones of transfer roller on the guide member, and make the pivot center of each driven roller be positioned at transfer roller pivot center 4d place, with the vertical plane 8 of disk player top board 6 or parallel with this plane 8.Guide member 7 also can be made one, and all driven rollers all are mounted thereon.
The utility model is used for the optical disk conveying device of Disc player, and the two sides that is particularly useful for used CD is the disk player of record surface.For a side is the CD of label surface, also can play the protective effect to label, therefore, also can be used for the normal optical disk playing device of single face.
Claims (8)
1, the optical disk conveying device that is used for Disc player, comprise transfer roller, be positioned at the guide member of transfer roller top, be used for transfer roller is pressed to the elastomeric element of described guide member, and the motor that is used to drive described transfer roller rotation, the body of roll of described transfer roller is to the diminishing bicone structure of mid diameter from two ends, it is characterized in that: at least one rotating driven roller is all installed in the position relative with each cone of transfer roller on the described guide member, the pivot center of each driven roller is positioned at transfer roller pivot center place, in the plane vertical with the disk player top board or with this plane parallel, and each driven roller is inclined upwardly near the end at transfer roller middle part, and driven roller only contacts with the CD outer rim when CD is inserted.
2, the optical disk conveying device that is used for Disc player according to claim 1, it is characterized in that: two rotating driven rollers are all installed in the position relative with each cone of transfer roller on the described guide member, and the pivot center of two the driven rollers corresponding with each cone of transfer roller is parallel to each other and is distributed in the both sides on plane transfer roller pivot center place, vertical with the disk player top board.
3, the optical disk conveying device that is used for Disc player according to claim 2, it is characterized in that: described guide member comprises two guided plates, two guided plates are installed on the top board downside of disk player and corresponding with two cones of described transfer roller respectively, the middle part of every guided plate is provided with the groove of the cone that can hold transfer roller, and the guided plate both sides are formed slopely the CD guide surface to the top board direction.
4, the optical disk conveying device that is used for Disc player according to claim 3, it is characterized in that: two pairs of roller bearings are set above the every guided plate, a slotted hole is set between every pair of roller bearing, driven roller of every pair of roller bearings, the main part of this driven roller are contained in the slotted hole between the roller bearing and from the guided plate downside and expose.
5, the optical disk conveying device that is used for Disc player according to claim 3 is characterized in that: the CD guide surface on the described guided plate is circular arc guide surface or inclined-plane.
6, according to each described optical disk conveying device that is used for Disc player of claim 1-5, it is characterized in that: described driven roller comprises cylinder-shaped body and is arranged at the minor axis at cylinder-shaped body two ends.
7, the optical disk conveying device that is used for Disc player according to claim 6 is characterized in that: the minor axis at the cylinder-shaped body of described driven roller and main body two ends is whole that makes with synthetic resin.
8, the optical disk conveying device that is used for Disc player according to claim 6 is characterized in that: the external diameter of the cylinder-shaped body of described driven roller is 1.9 millimeters, and the diameter of the minor axis at main body two ends is 0.7 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200915208U CN201138568Y (en) | 2008-01-04 | 2008-01-04 | CD-disc conveyor system for optical disc player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200915208U CN201138568Y (en) | 2008-01-04 | 2008-01-04 | CD-disc conveyor system for optical disc player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201138568Y true CN201138568Y (en) | 2008-10-22 |
Family
ID=40039250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200915208U Expired - Fee Related CN201138568Y (en) | 2008-01-04 | 2008-01-04 | CD-disc conveyor system for optical disc player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201138568Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101751955B (en) * | 2008-12-05 | 2011-07-20 | 谷林电器(深圳)有限公司 | Compact disc player capable of monitoring compact disc states |
-
2008
- 2008-01-04 CN CNU2008200915208U patent/CN201138568Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101751955B (en) * | 2008-12-05 | 2011-07-20 | 谷林电器(深圳)有限公司 | Compact disc player capable of monitoring compact disc states |
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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: 20081022 Termination date: 20120104 |