CN2438207Y - Reading device adjusting mechanism for optical disc machine - Google Patents
Reading device adjusting mechanism for optical disc machine Download PDFInfo
- Publication number
- CN2438207Y CN2438207Y CN 00251153 CN00251153U CN2438207Y CN 2438207 Y CN2438207 Y CN 2438207Y CN 00251153 CN00251153 CN 00251153 CN 00251153 U CN00251153 U CN 00251153U CN 2438207 Y CN2438207 Y CN 2438207Y
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- adjusting mechanism
- guidance axis
- screw
- reading device
- player
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Abstract
The utility model relates to a reading device adjusting mechanism for an optical disc machine. At least one end of one guide shaft of an optical reading head of an optical disc machine is provided with an adjusting mechanism which comprises an elastic element and an adjusting screw, wherein, the elastic element is arranged in a containing hole of a fixing piece of the guide shaft, and positioned below one end of the guide shaft. The upper and the lower ends of a screw thread part of the adjusting screw are respectively connected with a screw head and a rotary part, wherein, the screw thread part is positioned on the fixing piece of the guide shaft, and the screw head is positioned above one end of the guide shaft. The slope angle of the guide shaft can be adjusted to adjust an angle between an optical shaft and the reading optical disc to ensure that the optical shaft is vertical to the reading optical disc. The utility model can be adjusted instantly to fully reflect real situation, and has the advantages of simplifying structure and lowering cost.
Description
The utility model relates to a kind of CD player reading device adjusting mechanism, especially refer to a kind of can be in order to adjust optical axis and to read angle between CD, can guarantee fully vertical, reach optimum condition, and then the read rate and the quality of raising CD, and can adjust immediately, can fully react real situation, can reduce the adjusting mechanism of cost of parts and assembly cost.
Because the cumulative limit on making, cause between the optical read head of CD player and CD one angle of inclination is arranged, make laser beam axis with read CD can't be fully vertical, this angle of inclination is if will directly influence the performance of optical read head reading of data too greatly, especially with present DVD digit audio-visual CD player, very responsive to this angle of inclination, accuracy requirement is more harsh, so need be provided with bevel angle adjustment mechanism, this angle is transferred to allowed band.
The reading device adjusting mechanism of general CD player can be arranged on Spindle Motor or the guidance axis.As shown in Figures 1 and 2, it is to be a kind of known adjusting mechanism that is arranged on the guidance axis, general CD player inside is provided with a pedestal 10a, this pedestal 10a can be in order to carry an optical read head 11a, so that utilize optical read head 11a to read data of optical disk, this pedestal 10a is provided with the two guidance axis 12a that be arranged in parallel, this two guidance axis 12a is along pedestal 10a longitudinal extension, guidance axis 12a two ends respectively are provided with a guidance axis fixture 13a who makes with plastics, this guidance axis fixture 13a is fixed on the pedestal 10a in modes such as screw lock, guidance axis 12a two ends respectively place on the guidance axis fixture 13a, this optical read head 11a joins the Yu mode with slip and is arranged on the two guidance axis 12a, with but drive this optical read head 11a by motor (figure slightly) and go up in two guidance axis 12a and slide, use and utilize optical read head 11a to read to place Spindle Motor 14a to go up the data of CD 30a.
As shown in Figures 1 and 2, what it disclosed is that a kind of two-point is adjusted mode, it respectively is provided with an adjusting mechanism 15a in two guidance axis 12a, one end, this adjusting mechanism 15a respectively includes a spring 16a, one fixed screw 17a, one adjustment screw holder 18a and one adjusts screw 19a and forms, this spring 16a is located at guidance axis 12a one end below, can move up in order to promote guidance axis 12a one end, this adjustment screw holder 18a respectively locks with a fixed screw 17a and is fixed on the guidance axis fixture 13a, each spiral shell of this adjustment screw 19a is located at and is adjusted on the screw holder 18a, this adjustment screw 19a is each positioned at guidance axis 12a one end top, the angle of inclination of guidance axis 12a is adjusted in the rotation that can temporarily transfer whole screw 19a, so that utilize the adjustment screw 19a of two adjusting mechanism 15a that allowed band is transferred at the angle of inclination of optical read head 11a.But the above-mentioned known mode of utilizing 2 adjustment still can't make laser beam axis with to read CD fully vertical, and can't reach best adjustment state, and its complex structure, cost of parts is higher, dress is formed originally also high, and production cost is difficult to reduce in relative making.
In addition, as shown in Figure 3, it is the another kind of known adjusting mechanism that is arranged on the guidance axis, what it disclosed is that a kind of bikini is adjusted mode, mechanism design is identical with two-point adjustment mode, difference only is that a guidance axis 12a one end and another guidance axis 12a two ends all respectively are provided with an adjusting mechanism 15a, though adjusting mode, this bikini can obtain preferable adjustment state than two-point adjustment mode, but because wherein an adjusting mechanism 15a is positioned at CD 30a below, the adjustment screw 19a of this adjusting mechanism 15a is blocked by CD 30a in operation, immediately (real time) adjusts, be difficult to fully react real situation, expend man-hour and not accurate, still can't adjust to optimum condition.Moreover this kind bikini is adjusted mode, and it has complex structure equally, and cost of parts is higher, and dress is formed originally higher, and production cost is difficult to problems such as reduction.
As from the foregoing, above-mentioned known CD player reading device adjusting mechanism, on the manufacturing and actual the use, though have inconvenience and shortcoming existence, and remain to be improved.
Fundamental purpose of the present utility model, be to provide a kind of CD player reading device adjusting mechanism, it is provided with a rotation section in adjusting the screw lower end, can be rotated by the below and adjust screw, the adjustment screw that therefore is positioned at the adjusting mechanism of CD below can be adjusted immediately by the below in operation, so that fully react real conditions, so as to adjusting to optimum condition, so can significantly reduce the mortality when reading to coil, improve the read rate of CD, and make transfer rate can reach product requirement.
Another purpose of the present utility model is to provide a kind of CD player reading device adjusting mechanism, and it utilizes the mode of 3 adjustment, can guarantee laser beam axis and to read CD fully vertical, to reach best adjustment state.
Another purpose of the present utility model, be to provide a kind of CD player reading device adjusting mechanism, it can be omitted the adjustment screw holder and the fixed screw of known configurations, can make designs simplification, cost of parts and assembly cost reduce, production cost can significantly reduce, and effectively improves competitiveness of product.
In order to achieve the above object, the utility model provides a kind of CD player reading device adjusting mechanism, and it is provided with an adjusting mechanism at least one guidance axis one end of CD player, it is characterized in that this adjusting mechanism comprises:
One flexible member, it is located at guidance axis one end below, is placed in the containing hole of guidance axis fixture;
One adjusts screw, it has a threaded portion, this lower end, threaded portion is connected with a rotation section, be positioned at the fixed pedestal below, this upper end, threaded portion is connected with a screw terminal, this adjustment screw is to be located at the guidance axis fixture with the threaded portion spiral shell, and the screw terminal of this adjustment screw is positioned at guidance axis one end top, the rotatable angle of inclination of adjusting guidance axis;
The guidance axis fixture is provided with the containing hole that is used for ccontaining flexible member and is used to and connects the threaded hole of adjusting screw, and is fixedly connected on the pedestal.
Describe the utility model in detail below in conjunction with accompanying drawing so that further understand feature of the present utility model and technology contents, yet shown in accompanying drawing only provide with reference to and explanation usefulness, be not to be used for the utility model is limited.
Fig. 1 is the vertical view of known CD player reading device adjusting mechanism;
Fig. 2 is the detailed side view of Figure 1A part;
Fig. 3 is the vertical view of another kind of known CD player reading device adjusting mechanism;
Fig. 4 is a vertical view of the present utility model;
Fig. 5 is the detailed side view of Fig. 4 A part;
Fig. 6 is a stereographic map of the present utility model;
Fig. 7 is a three-dimensional exploded view of the present utility model.
Extremely shown in Figure 7 as Fig. 4, the utility model provides a kind of CD player reading device adjusting mechanism, this CD player inside is provided with a pedestal 10, this pedestal 10 can be in order to carry an optical read head 11, so that utilize optical read head 11 to read data of optical disk, this pedestal 10 is provided with two guidance axis that be arranged in parallel 12, this two guidance axis 12 is along pedestal 10 longitudinal extensions, guidance axis 12 2 ends respectively are provided with a guidance axis fixture 13 made from plastics, this guidance axis fixture 13 is fixed on the pedestal 10 in modes such as screw lock, guidance axis 12 2 ends respectively place on the guidance axis fixture 13, this optical read head 11 is arranged on two guidance axis 12 with sliding matching mode, slide on two guidance axis 12 so that drive this optical read head 11, so as to utilizing optical read head 11 to read to place the data of CD 30 on the Spindle Motor 14 by motor (figure slightly); Because of above-mentioned CD player structure is general identical with known configurations, be not the scope farmland that the utility model is applied for a patent, so no longer given unnecessary details.
What the utility model disclosed is that a kind of bikini is adjusted mode, it is respectively to be provided with an adjusting mechanism 15 in a guidance axis 12 1 ends and another guidance axis 12 2 ends, this adjusting mechanism 15 respectively includes a flexible member 16 and an adjustment screw 19 is formed, this flexible member 16 can be elements such as spring or shell fragment, the flexible member 16 of present embodiment is to be spring, this flexible member 16 is placed on the guidance axis fixture 13 in the default containing hole 18, make flexible member 16 respectively be located at guidance axis 12 1 ends below, flexible member 16 can move up in order to promote guidance axis 21 1 ends.
Adjust screw 19 and respectively have a threaded portion 19 ', this 19 ' upper end, threaded portion is connected with a screw terminal 20, can be provided with cross recess 21 or flat recess etc. on this screw terminal 20, so that utilize instrument such as bottle opener to rotate this adjustment screw 19 by adjusting screw 19 tops, this 19 ' lower end, threaded portion is connected with a rotation section 22, this rotation section 22 is to be sexangle or non-circular column such as square, so that utilize instrument such as Hexagonal jacket to rotate this adjustment screw 19 by adjusting screw 19 belows, this adjustment screw 19 is to be located in the screw 23 default on the guidance axis fixture 13 with threaded portion 19 ' spiral shell, adjusting mechanism 15 is arranged on the pedestal 10, and make the screw terminal 20 of adjusting screw 19 be each positioned at guidance axis 12 1 ends top, but mat is adjusted the rotation of screw 19 and is adjusted the angle of inclination of guidance axis 12, so that utilize three adjustment screws 19 that allowed band is transferred at the angle of inclination of optical read head 11; Form CD player reading device adjusting mechanism of the present utility model by above-mentioned composition.
The utility model is a mode of utilizing 3 adjustment, can guarantee laser beam axis and to read CD fully vertical, to reach best adjustment state, and adjustment screw of the present utility model 19 lower ends have a rotation section 22, can utilize instruments such as Hexagonal jacket to rotate this adjustment screw 17 by the below, use the angle of inclination of adjusting guidance axis 12, therefore the adjustment screw 19 that is positioned at the adjusting mechanism 15 of CD 30 belows can be adjusted by below instant (rea1 time) in operation, so that fully react real conditions, use and adjust to optimum condition, so can significantly reduce the mortality when reading to coil, improve the read rate of CD, and make transfer rate (Transfer rate) can reach product requirement.Moreover the utility model can be omitted the adjustment screw holder and the fixed screw of known configurations, can make designs simplification, and cost of parts and assembly cost reduce, and production cost can significantly reduce, and effectively improves competitiveness of product.
Above-mentioned only is preferable possible embodiments of the present utility model; non-so promptly arrest limit claim of the present utility model; so the equivalent structure that all utilization the utility model instructionss and accompanying drawing content are done changes, and all should be considered as being contained in the claim protection domain of the present utility model.
Claims (5)
1, a kind of CD player reading device adjusting mechanism, it is provided with an adjusting mechanism at least one guidance axis one end of CD player, it is characterized in that this adjusting mechanism comprises:
One flexible member, it is located at guidance axis one end below, is placed in the containing hole of guidance axis fixture;
One adjusts screw, it has a threaded portion, this lower end, threaded portion is connected with a rotation section, be positioned at the fixed pedestal below, this upper end, threaded portion is connected with a screw terminal, this adjustment screw is to be located at the guidance axis fixture with the threaded portion spiral shell, and the screw terminal of this adjustment screw is positioned at guidance axis one end top, the rotatable angle of inclination of adjusting guidance axis;
The guidance axis fixture is provided with the containing hole that is used for ccontaining flexible member and is used to and connects the threaded hole of adjusting screw, and is fixedly connected on the pedestal.
2, CD player reading device adjusting mechanism as claimed in claim 1 is characterized in that, it is spring that elasticity does not have part.
3, as claim 1 a described CD player reading device adjusting mechanism, it is characterized in that screw terminal is provided with cross recess or flat recess.
4, CD player reading device adjusting mechanism as claimed in claim 1 is characterized in that this rotation section is sexangle or square.
5, CD player reading device adjusting mechanism as claimed in claim 1 is characterized in that, respectively is provided with an adjusting mechanism in another guidance axis two ends again, adjusts the adjusting mechanism of mode to form bikini.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00251153 CN2438207Y (en) | 2000-09-12 | 2000-09-12 | Reading device adjusting mechanism for optical disc machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00251153 CN2438207Y (en) | 2000-09-12 | 2000-09-12 | Reading device adjusting mechanism for optical disc machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2438207Y true CN2438207Y (en) | 2001-07-04 |
Family
ID=33609162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00251153 Expired - Fee Related CN2438207Y (en) | 2000-09-12 | 2000-09-12 | Reading device adjusting mechanism for optical disc machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2438207Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100334622C (en) * | 2002-08-07 | 2007-08-29 | 三星电子株式会社 | Incline degree adjuster for optic disc player |
| CN100367374C (en) * | 2001-09-11 | 2008-02-06 | 松下电器产业株式会社 | Optical disk device |
| CN100412961C (en) * | 2005-02-28 | 2008-08-20 | 建兴电子科技股份有限公司 | Optical read-write module |
| CN100412958C (en) * | 2004-04-28 | 2008-08-20 | 索尼株式会社 | Disc drive unit and disc recording and/or reproducing apparatus |
| US7451465B2 (en) | 2005-04-19 | 2008-11-11 | Funai Electric Co., Ltd. | Optical pickup device |
-
2000
- 2000-09-12 CN CN 00251153 patent/CN2438207Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100367374C (en) * | 2001-09-11 | 2008-02-06 | 松下电器产业株式会社 | Optical disk device |
| CN100334622C (en) * | 2002-08-07 | 2007-08-29 | 三星电子株式会社 | Incline degree adjuster for optic disc player |
| CN100412958C (en) * | 2004-04-28 | 2008-08-20 | 索尼株式会社 | Disc drive unit and disc recording and/or reproducing apparatus |
| CN100412961C (en) * | 2005-02-28 | 2008-08-20 | 建兴电子科技股份有限公司 | Optical read-write module |
| US7451465B2 (en) | 2005-04-19 | 2008-11-11 | Funai Electric Co., Ltd. | Optical pickup device |
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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: 20010704 |