CN106899778B - Multiplexing light source line scanning module - Google Patents
Multiplexing light source line scanning module Download PDFInfo
- Publication number
- CN106899778B CN106899778B CN201510949338.6A CN201510949338A CN106899778B CN 106899778 B CN106899778 B CN 106899778B CN 201510949338 A CN201510949338 A CN 201510949338A CN 106899778 B CN106899778 B CN 106899778B
- Authority
- CN
- China
- Prior art keywords
- light source
- assembly chamber
- group
- scanning module
- line scanning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
A kind of multiplexing light source line scanning module, including:One base, two light source groups and a transmission mechanism.There is one first assembly chamber, one second assembly chamber and a third assembly chamber on the base.Two light source groups are assembled in first assembly chamber and second assembly chamber respectively, which includes two drive rods, two two loading plates being driven by two drive rods, and the one or more lamp groups being assembled on the loading plate.The transmission mechanism is assembled on the base to be linked with two drive rod transmissions.In light source adjustment, the transmission mechanism Synchronous Transmission two drive rods, keep two loading plates of two light source groups synchronous according to the scanned object center of circle circumferentially and different directions move, to provide effective line scanning module, image data is enabled effectively to highlight difference, to be used as image analysing computer and flaw identification.
Description
Technical field
The present invention relates to a kind of scanning module, especially a kind of multiplexing light source line with light-source angle adjustment scans mould
Group enables image data effectively to highlight difference, in favor of being used as image analysing computer and flaw identification.
Background technique
Now widely used image scanner, be one can images such as photograph, printed text or manual documentations, or
The equipment that the small articles such as ornament scan, analyze and be melted into digital image.
Traditional scanning module is as shown in Figure 1, have two light source groups 10,20, and one first reflecting mirror 30, one second reflects
Mirror 40, a condenser lens 50 and a CCD photoinduction mould group 60.There are two pedestals 101,201 in two light source groups 10,20,
Two pedestals 101,201 respectively have a slanting caulking groove 102,202, and two caulking grooves 102,202 are to rabbet two lamp groups
103,203 two circuit boards 104,204 keep lamps and lanterns 105,205 on two circuit boards 104,204 slanting by light source projects
In in the scanned object 70.After the scanned object 70 is irradiated by light source, the light source that is reflected pass through two pedestals 101,
Optical channel 80 between 201 is reflexed on second reflecting mirror 40 by first reflecting mirror 30 to first reflecting mirror 30, then
After light source is reflexed to the condenser lens 50 focusing by second reflecting mirror 40, and by light source projects in the CCD photoinduction mould group
On 60, video signal processing will be carried out after the reception of CCD photoinduction mould group 60.
Traditional line scanning module light source configuration also there are no for fixed angle and because length is too long coaxial light source domination
Design.However, in actual use, because different scanned objects 70 is because of differences such as material, surface treatment, colors, needing not
With the light source irradiation of angle to obtain best identification difference, using as image analysing computer and judgement.
Summary of the invention
Therefore, the main object of the present invention, is to solve traditional missing, and the present invention adds the fixed light source group of tradition
There is transmission mechanism design, adjust the angle the light source group can optionally, then by spectroscope and linear light source configuration in appropriate position
Set, to provide effective line scanning module, image data enabled effectively to highlight difference, in favor of as image analysing computer and
Flaw identification is used.
In order to achieve the above object, the present invention provides a kind of multiplexing light source line scanning module, to carry out to scanned object
Scanning, including:One base, two light source groups and a transmission mechanism.There is one first assembly chamber, one second assembly chamber on the base
And a third assembly chamber, there is an optical channel between first assembly chamber and the second assembly chamber;In first assembly chamber and
There are two symmetrical side walls on two assembly chamber two sides, there is corresponding multiple perforation and multiple adjustment on two side walls
Hole.Two light source groups are assembled in first assembly chamber and second assembly chamber respectively, which includes two and be articulated in
Drive rod in multiple perforation, two two loading plates being driven by two drive rods, and be assembled on the loading plate
One or more lamp groups.The transmission mechanism is assembled in multiple perforation, two transmissions of the transmission mechanism and two light source groups
Bar drive connection group connects.Using scanned object as the center of circle, in light source adjustment, this two transmissions of the transmission mechanism Synchronous Transmission
Bar makes two drive rods be driven two loading plates, make two light source groups synchronous using scanned object as the center of circle circumferentially
And different directions are mobile, to provide effective line scanning module, enable image data effectively to highlight difference, in favor of conduct
Image analysing computer and flaw identification are used.
In one embodiment of this invention, respectively have on the both ends of two drive rods and the side wall adjacent two it is opposite
The two interior driven gears claimed.
In one embodiment of this invention, which is the aluminium extruded type body of the arc-shaped shape of section, this two carryings
Respectively there is the flank of tooth engaged with two interior driven gears on the back side of plate, it is respectively recessed with one on the top surface of two loading plates
Concave portion, and there is a hollow channel between the top surface and the back side of two loading plates, then at the both ends of two loading plates
Joining hole with two symmetrical and corresponding adjusting holes on face, two joining holes connect two locking parts with group.
In one embodiment of this invention, which respectively has a circuit board to be assembled on the recessed portion in the lamp group
And lamps and lanterns, the lamps and lanterns are lighted by circuit board driving.
In one embodiment of this invention, which includes an actuating element, and one is articulated in multiple perforation
Driving gear, an even gears group and an odd gearset group, which drives the even gears group and the surprise with synchronous
Number gear set.
In one embodiment of this invention, which includes one first driven gear and one first outer driven tooth
Wheel, which is connected on one end of the drive rod of the perforation, and on drive rod this is interior driven
Gear is corresponding.
In one embodiment of this invention, which includes one second driven gear, a third driven gear
And one be fixed on another drive rod one end for being pierced by the perforation, and it is corresponding with another interior driven gear second it is outer from
Moving gear.
In one embodiment of this invention, which is motor.
It in one embodiment of this invention, further include having one or more secondary light source groups, which has one
The auxiliary lamp of circuit board and circuit board electrical connection composition, to be assembled in below second assembly chamber.
It in one embodiment of this invention, also include one or more spectroscopes, one or more first reflecting mirrors, one
A or multiple second reflecting mirrors, one or more condenser lenses and one or more images read mould group, which is assembled in
On the optical channel of first assembly chamber and second assembly chamber, which is assembled in the third assembly chamber and is located at
Below the spectroscope, and oblique correspondence second reflecting mirror, second reflecting mirror correspond to the condenser lens, image reading mould group
It is assembled in the third assembly chamber and corresponds to the condenser lens.
In one embodiment of this invention, it includes that a CCD camera lens and one electrically connect with CCD camera lens which, which reads mould group,
The signal processing circuit board of knot forms.
Detailed description of the invention
Fig. 1 is traditional line scanning module schematic diagram;
Fig. 2 is multiplexing light source line scanning module appearance diagram of the invention;
Fig. 3 is multiplexing light source line scanning module partial enlargement diagram of the invention;
Fig. 4 is multiplexing light source line scanning module partial exploded view of the invention;
Fig. 5 is multiplexing light source line scanning module side schematic cross-sectional view of the invention;
Fig. 6 is the light source adjustment action schematic diagram of multiplexing light source line scanning module of the invention;
Fig. 7 is another embodiment schematic diagram of multiplexing light source line scanning module of the invention.
In figure:
The prior art:
Light source group 10,20 pedestals 101,201 caulking grooves 102,202
Lamp group 103,203 circuit boards 104,204 lamps and lanterns 105,205
First 30 second reflecting mirror of reflecting mirror, 40 condenser lens 50
60 scanned object of CCD photoinduction mould group, 70 optical channel 80
The present invention:
1 first assembly chamber of base, 11 second assembly chamber 12
13 optical channel of third assembly chamber, 14 side wall 15
151 adjusting hole of perforating, 152 light source group 2
211 loading plate 22 of driven gear in drive rod 21
221 recessed portion of the flank of tooth, 222 channel 223
224 locking part of joining hole, 225 lamp group 23
231 lamps and lanterns of circuit board, 232 transmission mechanism 3
31 driving gear of actuating element, 32 even gears group 33
The outer 332 odd gearset group 34 of driven gear of first driven gear 331 first
The outer driven gear 343 of second driven gear, 341 third driven gear 342 second
4 secondary light source group of scanned object, 5 circuit board 51
52 spectroscope of auxiliary lamp, 6 first reflecting mirror 7
Second reflecting mirror 7a condenser lens, 8 image reads mould group 9
91 signal processing circuit board 92 of CCD camera lens.
Specific embodiment
The technical content and a detailed description for the present invention now cooperate schema to be described as follows:
Fig. 2 to Fig. 5 is please referred to, is that this bright multiplexing light source line scanning module appearance, partial enlargement, exploded and side are cutd open
Depending on schematic diagram.As shown in the figure:Work multiple light courcess line scanning module of the invention includes:One 1, two, base light source group 2 and a biography
Motivation structure 3.
There is one first assembly chamber 11, one second assembly chamber 12 and a third assembly chamber 13 on the base 1.First assembling
It is formed between room 11 and the second assembly chamber 12 for light source(Do not show in figure)By an optical channel 14.In first assembly chamber
11 and 12 two sides of the second assembly chamber on there are two symmetrical side walls 15, there is on two side walls 15 corresponding multiple wear
Hole 151 and multiple adjusting holes 152.There is calibration data 153, for two 2 adjusting angles of light source group in those adjusting holes 152
Degree.In this schema, which is arc.
Two light source groups 2 are assembled in first assembly chamber 11 and the second assembly chamber 12 respectively, due to two light source group knots
Structure is identical to be described only for one group of light source group 2 in the detailed description in the present invention.Each light source group 2 includes a transmission
Bar 21, a loading plate 22 and one or more lamp groups 23.The drive rod 21 is to be assembled in first assembly chamber 11 and pass through to be somebody's turn to do
Perforation 151 on side wall 15, in the both ends and be bordering on the inside of the side wall 15 of the drive rod 21 have two it is symmetrical in from
Moving gear 211.The loading plate 22 is the aluminium extruded type body of the arc-shaped shape of section, have on the back side of the loading plate 22 one with this it is interior from
The flank of tooth 221 that moving gear 211 engages has a recessed portion 222 on the top surface of the loading plate 22;Again in the top surface of the loading plate 22
There is a hollow channel 223 between the back side, which passes through for configuration electric wire (not shown);Then at the carrying
Joining hole 224 with two symmetrical and corresponding adjusting holes 152 in the both ends of the surface of plate 22, two joining holes 224 are with group
Two locking parts 225 are connect, to prevent the loading plate 22 to be detached from.The lamp group 23 is to be assembled on the recessed portion 222, in the lamp group 23
Lamps and lanterns 232 with a circuit board 231 and one and 231 electrical connection of circuit board, the lamps and lanterns 232 are driven by the circuit board 231
And it lights.In this schema, which is light bulb, fluorescent tube or light-emitting diode.
The transmission mechanism 3, is assembled on one of the two sidewalls 15, which includes an actuating element 31, a pivot
The driving gear 32 and one that are connected in those perforation 151 are articulated in the even number tooth driven in those perforation 151 by driving gear 32
Wheel group 33 and odd gearset group 34.The even gears group 33 includes one first driven gear 331 and one first outer driven gear
332, which is connected on the drive rod 21 of the perforation 151, and with interior 211 phase of driven gear
It is corresponding.The odd gearset group 34 includes one second driven gear 341, a third driven gear 342 and one is fixed in and is pierced by this
The second outer driven gear 343 of 21 one end of drive rod of perforation 151.
When actuating element 31 drives the driving gear 32 rotation, which is driven the even gears group 33 and should
Odd gearset group 34 rotates two drive rods 21 of two light source groups 2, when two drive rods 21 rotate, makes in this two
Driven gear 211 is driven two movements of loading plates 22, makes two light source groups 2 synchronous and is in that the circumference of different directions is mobile (such as
When transfer is dynamic clockwise for light source group 2, another light source group 2 is just mobile counterclockwise), to adjust light source projects angle.In this schema
In, which is motor.
Referring to Fig. 6, being the light source adjustment action schematic diagram of multiplexing light source line scanning module of the invention.As shown in the figure:
It is the center of circle with scanned object 4 when multiplexing light source line scanning module of the invention carries out light source adjustment, in light source adjustment,
When the actuating element 31 drives the driving gear 32 rotation, the driving gear 32 is synchronous to drive the even gears group 33 and the surprise
When number gear set 34, rotate two drive rods 21 of two light source groups 2, with two interior driven tooths of two drive rods 21
Wheel 211 is driven the flank of tooth 221 at two 22 back side of loading plate, makes two 22 synchronizing movings of loading plate, makes two light source groups 2 same
Step (is moved, another light with scanned object 4 for the circumference movement in different directions in the center of circle as worked as the transfer clockwise of light source group 2
Source group 2 is just mobile counterclockwise), to adjust the optimal crevice projection angle of light source.Or the even gears group can be driven in a manual manner
33 and odd gearset group 34, when keeping two loading plates 22 of two light source groups 2 mobile, quarter that can visually in the adjusting hole 152
Degree carries out projection source angle adjustment according to 153.
Since in plane of scanning motion image, scanned object 4 can be needed because of differences such as its Material texture, surface treatment, colors
It wants the light source of different angle to recognize to obtain best identification difference as image analysing computer, flaw, makes adjustable light source of the invention
The technology of angle applies also on the field of the line scanning module.
Referring to Fig. 7, being another embodiment schematic diagram of multiplexing light source line scanning module of the invention.As shown in the figure:This
Invention has an electricity in the secondary light source group 5 in increasing one or more secondary light source groups 5 in the multiplexing light source line scanning module
Road plate 51 and an auxiliary lamp 52 composition, to be assembled in 12 lower section of the second assembly chamber.The present invention also includes one or more
Spectroscope 6, one or more first reflecting mirrors 7, the second reflecting mirror 7a of one or more, one or more condenser lenses 8 and one
A or multiple images read mould group 9.
The spectroscope 6 is assembled on the optical channel 14 of first assembly chamber 11 and second assembly chamber 12, this is first anti-
It penetrates mirror 7 and is assembled in the third assembly chamber 13 and is located at 6 lower section of the spectroscope, then oblique correspondence second reflecting mirror 7a, this
Two-mirror 7a corresponds to the condenser lens 8, and image reading mould group 9 is assembled in the third assembly chamber 13 and the corresponding focusing is saturating
Mirror 8.
In scanning, light source projects caused by the lamps and lanterns 232 of the two light sources group 2 are in the scanned object 4, simultaneously
The light source of the auxiliary lamp 51 is also projeced on the spectroscope 6, has the light source of part that can pass through spectroscope 6 at this time, there is part
Light source is reflected and is crossed on optical channel 14 to scanned object 4, then by scanned object 4 by the light source (light comprising lamps and lanterns 232
Source) after optical channel 14, the light source of reflection equally has the light source of part that can pass through the spectroscope 6 for reflection, there is the light of part
Source is reflected on first reflecting mirror 7, then is reflexed on second reflecting mirror 7a by first reflecting mirror 7, then second anti-by this
Penetrate mirror 7a by light source projects on the condenser lens 8 focus after, then be projeced into the image read mould group 9 receive after, by the image
It reads mould group 9 and carries out video signal processing output.In this schema, it includes a CCD camera lens 91 and one which, which reads mould group 9,
It is formed with the signal processing circuit board 92 of 91 electrical connection of CCD camera lens.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (5)
1. a kind of multiplexing light source line scanning module, to be scanned to scanned object, which is characterized in that including:
One base has one first assembly chamber, one second assembly chamber and a third assembly chamber, first assembly chamber and second thereon
There is an optical channel between assembly chamber;In in first assembly chamber and the second assembly chamber two sides have two symmetrical sides
Wall has corresponding multiple perforation and multiple adjusting holes on two side walls;
Two light source groups are assembled in first assembly chamber and second assembly chamber respectively, which includes two pivots
Connect the drive rod in multiple perforation, the both ends of two drive rods and the side wall adjacent respectively have two it is symmetrical it is interior from
Moving gear, two loading plates being driven by two drive rods, and the one or more lamp groups being assembled on two loading plates,
It is separately the aluminium extruded type body of the arc-shaped shape of section in two loading plates, respectively there is one and this two on the back side of two loading plates
The flank of tooth of interior driven gear engagement has a recessed portion on the top surface of two loading plates, and in the top surface of the loading plate and back
There is a hollow channel between face, connect in the group with two symmetrical and corresponding adjusting holes in the both ends of the surface of the loading plate
Hole, two joining holes connect two locking parts with group;Again in multiple lamp group respectively have a circuit board and a lamps and lanterns, the lamps and lanterns
It is lighted by circuit board driving;
One transmission mechanism is assembled in multiple perforation, the drive rod drive connection group of the transmission mechanism and two light source groups
It connects, which includes an actuating element, and the driving gear, an even gears group and one in a multiple perforation of pivot joint are odd
Number gear set, the driving gear drive the even gears group and the odd gearset group with synchronous, which includes one
First driven gear and one first outer driven gear, the first outer driven gear are connected to one of the drive rod across the perforation
On end, and it is corresponding with the interior driven gear on drive rod, and which includes one second driven gear, a third
It driven gear and one is fixed on another drive rod one end for being pierced by the perforation, and corresponding with another interior driven gear
Second outer driven gear;
Wherein, using scanned object as the center of circle, in light source adjustment, the transmission mechanism Synchronous Transmission two drive rods make this
Two drive rods are driven two loading plates, make two light source groups synchronous using scanned object as the circumferentially and not Tongfang in the center of circle
Image data is enabled effectively to highlight difference, in favor of as image analysing computer to provide effective line scanning module to movement
And flaw identification is used.
2. multiplexing light source line scanning module as described in claim 1, which is characterized in that the actuating element is motor.
3. multiplexing light source line scanning module as described in claim 1, which is characterized in that further include having one or more fill-in lights
Source group, the secondary light source group have the auxiliary lamp composition of a circuit board and a circuit board electrical connection, and be assembled in this second
Below assembly chamber.
4. multiplexing light source line scanning module as described in claim 1, which is characterized in that also include one or more light splitting
Mirror, the first one or more reflecting mirrors, one or more second reflecting mirrors, one or more condenser lenses and one or more
Image reads mould group, which is assembled on the optical channel of first assembly chamber and second assembly chamber, first reflection
Microscope group is loaded in the third assembly chamber and being located at below the spectroscope, and oblique correspondence second reflecting mirror, second reflecting mirror
The corresponding condenser lens, the image read module group assembling in the third assembly chamber and correspond to the condenser lens.
5. multiplexing light source line scanning module as claimed in claim 4, which is characterized in that it includes one that the image, which reads mould group,
It CCD camera lens and one is formed with the signal processing circuit board of CCD camera lens electrical connection.
Priority Applications (1)
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CN201510949338.6A CN106899778B (en) | 2015-12-18 | 2015-12-18 | Multiplexing light source line scanning module |
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CN201510949338.6A CN106899778B (en) | 2015-12-18 | 2015-12-18 | Multiplexing light source line scanning module |
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CN106899778A CN106899778A (en) | 2017-06-27 |
CN106899778B true CN106899778B (en) | 2018-11-27 |
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CN201510949338.6A Expired - Fee Related CN106899778B (en) | 2015-12-18 | 2015-12-18 | Multiplexing light source line scanning module |
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CN113533205B (en) * | 2021-07-23 | 2024-06-14 | 广州拓普斯电子科技有限公司 | High-quality imaging multi-light source line scanning inspection machine |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2641672Y (en) * | 2003-06-30 | 2004-09-15 | 力捷电脑股份有限公司 | Light source device |
TW200835300A (en) * | 2007-02-14 | 2008-08-16 | Creative Sensor Inc | Image reading apparatus |
CN102014234A (en) * | 2010-12-22 | 2011-04-13 | 威海华菱光电有限公司 | Contact image sensor |
TW201334502A (en) * | 2012-02-10 | 2013-08-16 | Creative Sensor Inc | Contact image sensing device |
CN204334724U (en) * | 2015-01-20 | 2015-05-13 | 威海华菱光电股份有限公司 | Contact-type image sensor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8536513B2 (en) * | 2001-06-20 | 2013-09-17 | Hewlett-Packard Development Company, L.P. | Space-saving flatbed scanner |
-
2015
- 2015-12-18 CN CN201510949338.6A patent/CN106899778B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2641672Y (en) * | 2003-06-30 | 2004-09-15 | 力捷电脑股份有限公司 | Light source device |
TW200835300A (en) * | 2007-02-14 | 2008-08-16 | Creative Sensor Inc | Image reading apparatus |
CN102014234A (en) * | 2010-12-22 | 2011-04-13 | 威海华菱光电有限公司 | Contact image sensor |
TW201334502A (en) * | 2012-02-10 | 2013-08-16 | Creative Sensor Inc | Contact image sensing device |
CN204334724U (en) * | 2015-01-20 | 2015-05-13 | 威海华菱光电股份有限公司 | Contact-type image sensor |
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