CN102821225A - optical mechanism of scanning device - Google Patents
optical mechanism of scanning device Download PDFInfo
- Publication number
- CN102821225A CN102821225A CN2011103714809A CN201110371480A CN102821225A CN 102821225 A CN102821225 A CN 102821225A CN 2011103714809 A CN2011103714809 A CN 2011103714809A CN 201110371480 A CN201110371480 A CN 201110371480A CN 102821225 A CN102821225 A CN 102821225A
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- frame
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- shock
- speculum
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- 230000003287 optical effect Effects 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000005070 sampling Methods 0.000 claims description 7
- 230000035939 shock Effects 0.000 abstract 4
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Facsimile Scanning Arrangements (AREA)
- Facsimile Heads (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Abstract
The invention relates to an optical mechanism of a scanning device, which comprises a frame, a non-contact image sensor, a light source, a plurality of reflectors, an image taking lens and a plurality of shock absorbing pieces, wherein the non-contact image sensor is arranged in the frame; the light source is arranged on the frame and used for irradiating the document to be scanned to generate image light; the reflectors are arranged in the frame, are respectively positioned on the light path of the image light and are used for reflecting the image light to a preset direction; the image taking lens is arranged in the frame and used for receiving image light in a preset direction and projecting the image light to the non-contact image sensor; the shock absorbing pieces are made of materials with shock absorbing effect, are respectively arranged between the rack and each reflecting mirror and abut against the rack and each reflecting mirror so as to achieve the aim of reducing shock.
Description
Technical field
The present invention is relevant with scanning means, the more detailed optical facilities that are meant a kind of scanning means.
Background technology
Along with the progress of modern computer performance, and internet, Development of Multimedia Technology, people are also more and more general for the use of the application apparatus of image processing.And can be with literal, picture, photograph etc., be converted into digital archives again and can store and transmit by scanning means (Scanner) acquisition article image, or can do further editor and print.A kind of important and indispensable image processor when therefore, scanning means has become the modern and uses a computer.
Scanning means in the market can be divided into the non-contact image transducer (like Charged Coupled Device (Charge Coupled Device, CCD)) formula scanner and contact-type image sensor (Contact Image Sensor, CIS) formula scanner.Wherein, This non-contact image sensor type scanner pick-up image be will utilize earlier light source with ray cast to file; Become image strip with the reflection file content; Change the light path (Optical path) of image strip again via a plurality of mirror reflects, focus on the non-contact image transducer by sampling image lens at last and convert light signal to the signal of telecommunication.
And the assemblies such as light source, speculum, sampling image lens and non-contact image transducer of existing non-contact image sensor type scanner are located on the frame usually; When non-contact image sensor type scanner when scanning; This frame will drive said modules and move along file to be scanned, and the full content of using file to be scanned converts the signal of telecommunication to.Yet; The vibrations that this frame produces when moving; Make these speculums in this frame produce skew easily, and influence the light signal that this Charged Coupled Device is received, and then the image archives that cause scanning gained there are skew or fuzzy situation to take place because of vibrations make reflection path.
Summary of the invention
The technical problem that the present invention will solve is, easily because of vibrations cause image offset or fuzzy defective, a kind of optical facilities of scanning means is provided to non-contact image sensor type scanner in the prior art, the influence that can effectively reduce vibrations and produced.
The technical scheme that the present invention is adopted for its technical problem of solution is; A kind of optical facilities of scanning means are provided; Include frame, non-contact image transducer, light source, a plurality of speculum, sampling image lens and a plurality of shock-absorbing piece; Wherein, this non-contact image transducer is fixedly arranged in this frame, in order to convert light signal to the signal of telecommunication; This light source is located on this frame, in order to shine file to be scanned to produce image light; These speculums are located in this frame, and lay respectively on the light path of this image light, in order to this image light is reflected toward predetermined direction; This sampling image lens is located in this frame, in order to receiving the image light on this predetermined direction, and with this image ray cast to this non-contact image transducer; These shock-absorbing pieces are made with the material with shock-absorbing effect, and are located at this frame respectively and respectively between this speculum, and connect to this frame and this speculum respectively.
The optical facilities of the scanning means of embodiment of the present invention; Has following beneficial effect: treat scanning document when this scanning means and scan; And drive chassis is when moving, these and speculum connect to shock-absorbing piece can absorb this frame effectively and move the time, the vibrations that speculum produced; Make these speculums still can held stationary when this frame moves; And the situation that does not have because of rocking light path generation skew takes place, and makes that the signal of telecommunication image after this non-contact image transducer conversion does not have generation displacement or fuzzy situation, and then reaches the effect of the image quality lifting that makes this scanning means.
Description of drawings
Fig. 1 is the sketch map of scanning means of the present invention.
Fig. 2 is the exploded view of Optical devices of the present invention.
Fig. 3 is the position view that is provided with of shock-absorbing piece of the present invention.
Embodiment
For being illustrated more clearly in the present invention, lift now that preferred embodiment and conjunction with figs. specify as after.
See also Fig. 1 and Fig. 2, the scanning means 1 of preferred embodiment of the present invention includes and supplies glass light-passing board 10 that file 100 to be scanned places and in order to this file 100 to be scanned is carried out the optical facilities 20 that optical scanner is handled.These optical facilities 20 include frame (Carriage) 21, non-contact image transducer 22, two light sources 23, three speculums (Reflection mirror) 24,25 and three shock-absorbing pieces 26 of sampling image lens (Pickup lens).Wherein:
This frame 21 is arranged at this preset distance place, glass light-passing board 10 below, and this frame 21 can receive motor (figure does not show) to drive and move relative to this glass light-passing board 10.
This non-contact image transducer 22 is fixedly arranged in this frame, in order to convert light signal to the signal of telecommunication.In this enforcement; This non-contact image transducer 22 is with Charged Coupled Device (Charge Coupled Device; CCD) be example; But not as limit, also complementary metal oxide semiconductors (CMOS) (Complementary Metal Oxide Semiconductor, CMOS) or other non-contact image transducer.
These light sources 23 are fixedly arranged on this frame 21, and between this frame 21 and this glass light-passing board 10.These light sources 23 are in order to produce irradiate light this file 100 to be scanned, use the content reflection generation image light L according to this this file 100 to be scanned.
These speculums 24 all are located in this frame 21, and lay respectively on the light path of this image light L, in order to this image light L is reflected toward predetermined direction.
This sampling image lens 25 is fixedly arranged in this frame 21; In order to receive the image light L on this predetermined direction; And this image light L focused on be projected on this non-contact image transducer 22, so that this non-contact image transducer 22 converts this image light L to the signal of telecommunication by light signal.
And the present invention and prior art difference are that these optical facilities 20 have additional these with the made shock-absorbing piece 26 of the flexible material with shock-absorbing effect; See also Fig. 3; These shock-absorbing pieces 26 are located at this frame 21 respectively and respectively between this speculum 24, and connect simultaneously to this frame 21 and this speculum 24.In addition, can find out that respectively these shock-absorbing piece 26 preferable positions that are provided with stick the midway of being located at these corresponding speculum 24 edges, can obtain preferable shock-absorbing effect, are arranged on other feasible position but also can change according to different demands by Fig. 3.In present embodiment, these shock-absorbing pieces 26 select for use the foam material to process, but not as limit, sponge also capable of using, rubber, spring, excellent power glue or other flexible material with shock-absorbing effect replace.
By this; When 1 pair of this file 100 to be scanned of this scanning means scans; And when driving this frame 21 and moving, these and speculum 24 connect to shock-absorbing piece 26 can absorb this frame 21 effectively and move the time, the vibrations that speculum 24 is produced; Make these speculums 24 still can held stationary when this frame 21 moves; Make the situation of this image light L light path generation skew take place and do not have, make that the signal of telecommunication image after these non-contact image transducer 22 conversions does not have generation displacement or fuzzy situation, and then reach the effect of the image quality lifting that makes this scanning means 1 because of rocking.
Mandatory declaration be, above-mentioned each speculum 24 corresponding shock-absorbing pieces 26 do not exceed with one, when vibrations are big, also can use simultaneously two or plural shock-absorbing piece 26 and each speculum 24 connect to, to increase the effect of absorbing vibration.
The above is merely the preferable possible embodiments of the present invention, uses equivalent structure and manufacture method variation that specification of the present invention and claim are done such as, ought to be included in the claim of the present invention.
Claims (3)
1. the optical facilities of a scanning means is characterized in that, include:
Frame;
The non-contact image transducer is fixedly arranged in this frame, in order to convert light signal to the signal of telecommunication;
Light source is located on this frame, in order to shine file to be scanned to produce image light;
A plurality of speculums are located in this frame, and lay respectively on the light path of this image light, in order to this image light is reflected toward predetermined direction;
Sampling image lens is located in this frame, in order to receiving the image light on this predetermined direction, and with this image ray cast to this non-contact image transducer; And
A plurality of shock-absorbing pieces, made with material, and be located at this frame respectively and respectively between this speculum with shock-absorbing effect, and connect to this frame and this speculum respectively.
2. the optical facilities of scanning means as claimed in claim 1 is characterized in that, respectively the glutinous central position of being located at the edge of each speculum of this shock-absorbing piece.
3. the optical facilities of scanning means as claimed in claim 1 is characterized in that, this non-contact image transducer is a Charged Coupled Device.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100120449A TW201250331A (en) | 2011-06-10 | 2011-06-10 | Optic mechanism of scanning device |
| TW100120449 | 2011-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102821225A true CN102821225A (en) | 2012-12-12 |
Family
ID=47305072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103714809A Pending CN102821225A (en) | 2011-06-10 | 2011-11-21 | optical mechanism of scanning device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2013005434A (en) |
| CN (1) | CN102821225A (en) |
| TW (1) | TW201250331A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2017038498A1 (en) * | 2015-08-31 | 2018-06-21 | 日本精機株式会社 | Mirror device and head-up display device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6330391B2 (en) * | 2014-03-17 | 2018-05-30 | コニカミノルタ株式会社 | Image reading device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005017695A (en) * | 2003-06-26 | 2005-01-20 | Seiko Epson Corp | Image reading apparatus |
| CN101581821A (en) * | 2008-05-12 | 2009-11-18 | Nec爱克赛斯科技株式会社 | Optical device, image reading apparatus and adjusting method for optical device |
-
2011
- 2011-06-10 TW TW100120449A patent/TW201250331A/en unknown
- 2011-11-21 CN CN2011103714809A patent/CN102821225A/en active Pending
-
2012
- 2012-04-13 JP JP2012091912A patent/JP2013005434A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005017695A (en) * | 2003-06-26 | 2005-01-20 | Seiko Epson Corp | Image reading apparatus |
| CN101581821A (en) * | 2008-05-12 | 2009-11-18 | Nec爱克赛斯科技株式会社 | Optical device, image reading apparatus and adjusting method for optical device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2017038498A1 (en) * | 2015-08-31 | 2018-06-21 | 日本精機株式会社 | Mirror device and head-up display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201250331A (en) | 2012-12-16 |
| JP2013005434A (en) | 2013-01-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121212 |