CN108490576A - One wordline light source regulating device conllinear with line scan camera - Google Patents
One wordline light source regulating device conllinear with line scan camera Download PDFInfo
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- CN108490576A CN108490576A CN201810566084.3A CN201810566084A CN108490576A CN 108490576 A CN108490576 A CN 108490576A CN 201810566084 A CN201810566084 A CN 201810566084A CN 108490576 A CN108490576 A CN 108490576A
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/003—Alignment of optical elements
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Abstract
The present invention proposes one wordline light source of one kind regulating device conllinear with line scan camera, including：Linear light sorurce and line-scan digital camera, wherein linear light sorurce includes：Fixed mounting plate, the light cylinder main body being locked in fixed mounting plate by lock-screw, moveable laser entrance, the light cylinder eyeglass assembly housing for being set to light cylinder body side, light cylinder main body and light cylinder eyeglass assembly housing adjust the relative position of light-collecting lens group and laser entrance by screw thread pair, light-collecting lens group is installed in light cylinder lens set enclosure, light cylinder eyeglass assembly housing is fixed in light cylinder main body by light cylinder lens set fixed ring；A wordline light source generator mounting base is installed in the side of light cylinder eyeglass assembly housing, a wordline light source generator is installed in a wordline light source generator mounting base, the side of a wordline light source generator is equipped with a wordline light source generator adjustment module.Covering of the fan where the present invention can fast and accurately make light source is being overlapped with covering of the fan where line-scan digital camera chip.
Description
Technical field
The present invention relates to line-scan digital camera technical field, more particularly to an a kind of wordline light source is collinearly adjusted with line scan camera
Device.
Background technology
The typical field of application of line-scan digital camera is detection continuous material, such as metal, plastics, paper and fiber etc..It is tested
The usual uniform motion of object of survey, using one or more camera to its continuous scanning line by line, to reach equal to its whole surface
Even detection.When detecting high-speed moving object, line-scan digital camera has apparent advantage.When using line-scan digital camera, it is desirable to provide special
Different light source.Light source is linear light sorurce, and what is come out from light-emitting window is the light of covering of the fan.When the covering of the fan and line-scan digital camera where light source
(camera chip is the core component of camera imaging to chip, is broadly divided into CCD and CMOS two types chips.A kind of semiconductor device
Optical image can be converted into electric signal by part) when a certain specified distance overlaps, line-scan digital camera can be completed to clap in place face
Figure.
The difficult point of the prior art is：
(1) equipment being made of line-scan digital camera and light source is placed under rail, rail on both sides, locomotive top and bottom portion, inspection
Survey vehicle roof, the positions such as among highway, due to the particularity for the environment that equipment uses, it is desirable that equipment can be in the ring of high vibration
It works under border, especially the structure of the invention.
(2) width of line-scan digital camera chip single pixel is 10um or so, by the list of the different numbers such as 1024,2048,4096
Pixel constitutes different linear array chips.When camera grabgraf, light source light filling is needed.When using linear light source, need linear light source and
Line style chip is completely superposed.
In addition, the light source adjusting sequence of existing line-scan digital camera：The first step is focused, and the rotation of second step line generator makes camera
Parallel with two covering of the fan of light source, third step makes camera covering of the fan and light source covering of the fan intersect in specific range by adjusting swivel plate.Focusing
Mode is to utilize cam principle, and focusing handwheel drives focusing dead man to be moved up and down in driving lever slot, realizes light-collecting lens group or more
It is mobile to complete focusing.
Disadvantage is：Focusing handwheel, focusing driving lever and poly- lens set housing are clearance fit between each other, increase processing
Difficulty, at the same concentricity it is difficult to ensure that, the equipment to concentricity require it is very high.If laser light inlet and condenser decentraction,
Hot spot after condenser converges is impacted by the wordline light source straightness generated after a wordline generator, an entire word
There are radians for linear light source, it is difficult to which the covering of the fan with camera is aligned.
Invention content
The purpose of the present invention aims to solve at least one of described technological deficiency.
For this purpose, it is an object of the invention to propose one wordline light source of one kind regulating device conllinear with line scan camera.
To achieve the goals above, the embodiment of the present invention provides one wordline light source of one kind and is collinearly adjusted with line scan camera
Device, including：Linear light sorurce and line-scan digital camera, wherein
The linear light sorurce includes：Fixed mounting plate, the light cylinder being locked at by lock-screw in the fixed mounting plate
Main body, the laser entrance for being movably set to the light cylinder body side, the light cylinder mirror for being sheathed on the light cylinder body interior
Piece assembly housing, the light cylinder main body and light cylinder eyeglass assembly housing are opposite with laser entrance by screw thread pair adjustment light-collecting lens group
Light-collecting lens group is installed, by light cylinder lens set fixed ring by light cylinder lens set in position in the light cylinder lens set enclosure
Shell is fixed in light cylinder main body；
A wordline light source generator mounting base is installed in the side of the light cylinder eyeglass assembly housing, is sent out in the wordline light source
One wordline light source generator is installed, the side of the wordline light source generator is equipped with wordline light source hair in raw device mounting base
Raw device adjustment module；
The line-scan digital camera includes：Line-scan digital camera chip and camera lens；
The adjustment process of one wordline light source regulating device conllinear with line scan camera is as follows：
Laser enters from laser entrance, is more concentrated using energy after being converged by light-collecting lens group, is adjusted by screw thread pair
The light-collecting lens group and the relative position of the laser entrance make circular light spot in the energy highest of designated position, then use
The light cylinder eyeglass assembly housing is fixed in the light cylinder main body by the light cylinder lens set fixed ring, after the completion of adjusting, installation
The upper wordline light source generator, at this time circular light spot can by becoming into a line after the wordline light source generator, when
After line-scan digital camera chip position determines, the covering of the fan of covering of the fan and line-scan digital camera formation that adjustment linear light sorurce is formed is specified
When distance overlaps, meet photographical condition, adjusts and complete.
Further, the side of the laser entrance is provided with rotary screw, and the other side is equipped with spring, passes through the rotation spiral shell
The cooperation of nail and the spring so that the relatively described light cylinder main body in the laser entry position is removable.
Further, the fixed mounting plate is internally provided with a plurality of moving leader towards the side of the light cylinder main body.
Further, when the covering of the fan that the covering of the fan that the linear light sorurce is formed is formed with the line-scan digital camera is generally aligned in the same plane.
Further, the covering of the fan that adjustment linear light sorurce is formed is overlapped with the covering of the fan that the line-scan digital camera is formed in distance to a declared goal,
Including：
(1) when initial, two covering of the fans of the line-scan digital camera and linear light sorurce are at an angle；
(2) angle of the direction of rotation of linear adjustment light source keeps two covering of the fans parallel：
When turning rotary screw, the active force of spring is coordinated to drive a wordline light source generator mounting base in light cylinder lens set
It is rotated in shell, the covering of the fan to realize line-scan digital camera chip is parallel with two covering of the fans of covering of the fan where linear light sorurce；
(3) on the basis of two covering of the fans of covering of the fan where the covering of the fan of line-scan digital camera chip with linear light sorurce are parallel, with linear array
The covering of the fan of camera is fixed to be used as benchmark, covering of the fan where linear adjustment light source that two covering of the fans is made to overlap：
When turning rotary screw, under the cooperation of spring, light cylinder main body can be moved up and down along guide rod, to realize
The function that two covering of the fans overlap；
(4) after the completion of adjusting, fixed mounting plate and light cylinder main body are locked together using lock-screw.
Further, the covering of the fan that adjustment linear light sorurce is formed is overlapped with the covering of the fan that the line-scan digital camera is formed in distance to a declared goal,
Including：
(1) when initial, two covering of the fans of the line-scan digital camera and linear light sorurce are at an angle；
(2) angle of the direction of rotation of linear adjustment light source keeps two covering of the fans parallel：
When turning rotary screw, the active force of spring is coordinated to drive a wordline light source generator mounting base in light cylinder lens set
It is rotated in shell, the covering of the fan to realize line-scan digital camera chip is parallel with two covering of the fans of covering of the fan where linear light sorurce；
(3) light cylinder main body and fixed mounting plate are locked, by the relative position for adjusting light source entrance and light-collecting lens group
Covering of the fan where covering of the fan where making light source and camera overlaps, and by the mutual cooperation of rotary screw and spring, uses laser entrance
Position moves up and down；
(4) after the completion of adjusting, fixed mounting plate and light cylinder main body are locked together using lock-screw.
Further, the wordline light source generator uses cylindrical prism group, the circular light that will be come out by light-collecting lens group
Spot becomes fan-shaped linear light, wherein the circular light spot and the prism group vertical incidence.
Further, the screw thread pair uses fine thread or trapezoidal thread.
Wordline light source according to the ... of the embodiment of the present invention regulating device conllinear with line scan camera, by first focusing, then
Adjustment line generator rotation keeps camera parallel with two covering of the fan of light source, is fanned using camera finally by adjusting light-checking cylinder main body to move up and down
Face and light source covering of the fan are completely superposed, and the covering of the fan where can fast and accurately making light source is being weighed with covering of the fan where line-scan digital camera chip
It closes, while the relative position by adjusting light source internal lens set finds the maximum brightness in specified distance.
The wordline light source regulating device conllinear with line scan camera of the embodiment of the present invention, has the advantages that：
(1) it utilizes screw thread pair to twist light cylinder eyeglass assembly housing, adjusts light-collecting lens group at a distance from light inlet.Screw thread pair coordinates
Gap is small, preferably ensures concentricity.Part difficulty of processing becomes smaller simultaneously.
(2) adjusting of the rotation of a wordline generator, the structure phase are realized by a wordline light source generator adjustment module
It is more more compact than prior art, reduce swivel plate this part, reduces the risk for the pine that shaken using process.
(3) by adjusting the relative position of light-checking cylinder main body or light source entrance, make camera covering of the fan and light source covering of the fan specific
It is completely superposed in distance (distant view is deep) entire scope.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the main view according to the wordline light source regulating device conllinear with line scan camera of one embodiment of the invention
Figure；
Fig. 2 is looking up according to a wordline light source regulating device conllinear with line scan camera of one embodiment of the invention
Figure；
Fig. 3 is the side A-A according to the wordline light source regulating device conllinear with line scan camera of one embodiment of the invention
To sectional view；
Fig. 4 is the vertical view according to the wordline light source regulating device conllinear with line scan camera of one embodiment of the invention
Figure；
Fig. 5 is the backsight according to the wordline light source regulating device conllinear with line scan camera of one embodiment of the invention
Figure；
Fig. 6 a and Fig. 6 b are the wordline light source regulating device conllinear with line scan camera according to one embodiment of the invention
Side view；
Fig. 7 is the main view according to the wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention
Figure；
Fig. 8 is looking up according to a wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention
Figure；
Fig. 9 is the A-A according to the wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention
The sectional view in direction；
Figure 10 is the B-B according to the wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention
The sectional view in direction；
Figure 11 is bowing according to a wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention
View；
Figure 12 is the C-C according to the wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention
The sectional view in direction；
Figure 13 be according to the wordline light source regulating device conllinear with line scan camera of another embodiment of the present invention after
View；
Figure 14 a and Figure 14 b are collinearly to be adjusted with line scan camera according to a wordline light source of another embodiment of the present invention
The side view of device；
Figure 15 is the schematic diagram according to the covering of the fan intersection of the linear light sorurce and line-scan digital camera of the embodiment of the present invention；
Figure 16 is according to the parallel schematic diagram of the linear light sorurce of the embodiment of the present invention and the covering of the fan of line-scan digital camera；
Figure 17 is the signal according to two covering of the fans of the line-scan digital camera of the embodiment of the present invention and linear light sorurce at an angle
Figure；
Figure 18 is the direction of rotation according to the linear adjustment light source of the embodiment of the present invention so that two covering of the fans are parallel shows
It is intended to；
Figure 19 is the schematic diagram overlapped according to the linear light sorurce of the embodiment of the present invention and the covering of the fan of line-scan digital camera；
Figure 20 is the incident light schematic diagram according to a wordline light source generator of the embodiment of the present invention；
Figure 21 is the emergent light schematic diagram according to a wordline light source generator of the embodiment of the present invention.
Reference numeral：
100, laser entrance；200, light cylinder main body；300, light cylinder eyeglass assembly housing；400, a wordline light source generator；
500, a wordline light source generator mounting base；600, a wordline light source generator adjustment module；700, light-collecting lens group；800, it revolves
Turn screw；900, spring；1000, guide rod, 1100, lever；1200, fixed mounting plate；1300, light cylinder lens set fixed ring.
Specific implementation mode
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.It is retouched below with reference to attached drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The present invention provides an a kind of wordline light source regulating device conllinear with line scan camera, can adjust a wordline light source and
The relative position of line-scan digital camera, to meet the application of line-scan digital camera in the detection, such as the locomotive on railway and track detecting,
And it is gradually generalized to tunnel, and highway road table, the fields such as subway.
As shown in Fig. 1 to Figure 14 b, the wordline light source regulating device conllinear with line scan camera of the embodiment of the present invention, packet
It includes：Linear light sorurce and line-scan digital camera.
Specifically, linear light sorurce includes：Fixed mounting plate 1200 is locked at by lock-screw in fixed mounting plate 1200
Light cylinder main body 200, be movably set to the laser entrance 100 of 200 side of light cylinder main body, be sheathed in light cylinder main body 200
The light cylinder eyeglass assembly housing 300 in portion, light cylinder main body 200 and light cylinder eyeglass assembly housing 300 adjust light-collecting lens group by screw thread pair
700 with the relative position of laser entrance 100.Wherein, screw thread pair uses fine thread or trapezoidal thread.
In one embodiment of the invention, the side of laser entrance 100 is provided with rotary screw 800, and the other side is equipped with
Spring 900 passes through the cooperation of rotary screw 800 and spring 900 so that 100 position of laser entrance is removable with respect to light cylinder main body 200
It is dynamic.
Light-collecting lens group 700 is installed inside light cylinder eyeglass assembly housing 300, by light cylinder lens set fixed ring 1300 by light
Cylinder eyeglass assembly housing 300 is fixed in light cylinder main body 200.One wordline light source is installed and is occurred in the side of light cylinder eyeglass assembly housing 300
Device mounting base 500 installs a wordline light source generator 400, wordline light source hair in a wordline light source generator mounting base 500
The side of raw device 400 is equipped with a wordline light source generator adjustment module 600, and lower section is equipped with lever 1100.
Preferably, a wordline light source generator 400 uses cylindrical prism group, the circle that will be come out by light-collecting lens group 700
Hot spot becomes fan-shaped linear light, wherein circular light spot and prism group vertical incidence.One wordline light source generator 400 is using special
High brightness laser light source is further gathered into superelevation linear light by different cylinder collector lens, and with good uniformity and unanimously
Property.Its illumination length can be designed according to the breadth of detection feature, and length is up to several meters.
In addition, to realize being used cooperatively for light cylinder main body 200 and fixed mounting plate 1200, in 1200 direction of fixed mounting plate
The side of light cylinder main body 200, is internally provided with a plurality of moving leader.
Line-scan digital camera includes：Line-scan digital camera chip and camera lens.Wherein, line-scan digital camera chip is line style.Line-scan digital camera
Image-forming principle：It can be imaged on line-scan digital camera chip in the object where covering of the fan.The present invention coordinates line-scan digital camera cooperation to make
With being most perfect condition when the covering of the fan of camera and light source covering of the fan are completely superposed.
Laser from laser entrance 100 enter, laser just into it is fashionable be a circular light spot, circular light spot passes through condenser
Piece group 700 is more concentrated after converging using energy, the process by the relative position of light-collecting lens group 700 and laser entrance 100 come
It realizes.Adjusting light-collecting lens group 700 and the relative position of laser entrance 100 by screw thread pair makes circular light spot in designated position
Energy highest (process can first take away a wordline light source generator 400), then uses light cylinder lens set fixed ring 1300 will
Light cylinder eyeglass assembly housing 300 is fixed in light cylinder main body 200, after the completion of adjusting, installs a wordline light source generator 400, this
When circular light spot can by becoming into a line after a wordline light source generator 400, after line-scan digital camera chip position determines, adjust
The covering of the fan that the covering of the fan that whole linear light sorurce is formed and line-scan digital camera are formed meets photographical condition, has adjusted when distance to a declared goal overlaps
At.
Formation circular light spot after light source comes out from light-collecting lens group 700 needs to occur by a wordline light source
Circular light spot is become fan-shaped linear light by device 400.One wordline light source generator 400 is the prism group of one group of special face type.Circle
Shape hot spot must be with prism vertical incidence.Figure 20 is the incident light according to a wordline light source generator 400 of the embodiment of the present invention
Schematic diagram.Emergent light also with prism vertical exit.Since the position of prism group is different, linear light is opposite with line-scan digital camera chip
Position also differs, and linear light intersects with covering of the fan where line-scan digital camera chip.It needs to occur by adjusting a wordline light source at this time
The position of device 400 keeps linear light parallel with the position of linear camera chip.Figure 21 is the wordline light according to the embodiment of the present invention
The emergent light schematic diagram of source generator 400.
Light-collecting lens group 700 is mounted in light cylinder eyeglass assembly housing 300, light cylinder main body 200 and light cylinder eyeglass assembly housing 300
The relative position of light-collecting lens group 700 and laser entrance 100 is adjusted by screw thread pair.Light-collecting lens group 700 and laser entrance 100
Relative position determine that light source hot spot is most bright in specific location.Then use light cylinder lens set fixed ring 1300 by light cylinder mirror
Piece assembly housing 300 is fixed in light cylinder main body 200.Select this fixed form that can preferably ensure light cylinder lens set and laser
The concentricity of entrance 100.
Wherein, the most bright reason of adjustment specific location：The depth of field (DOF) refers in camera lens or other imagers
Forward position can obtain the subject longitudinal separation range that the imaging of clear image is measured, and the object within the scope of this can
Blur-free imaging.At this time with regard to needing to ensure enough brightness in field depth.By light-resource fousing to distant view depths (blur-free imaging
Highest distance position), also can guarantee also has enough brightness deeply in close shot.Specific position recited above is exactly the distant view being imaged
It is deep.
It should be noted that the present invention makes light source be assembled in specified distance by light-collecting lens group 700, to allow light source
Brightness it is maximum.It is different in the brightness of different distances, light source due to the effect of lens set.During the work time, work as working distance
After determination, need, by adjusting the relative position of lens set, to reach to adjust brightness of the light source at operating distance
Most bright, the brightness of light source is related with operating distance.Specifically, under specific range, using screw thread pair by convert rotational motion at
The focusing of light source is realized in lens set straight-line displacement, keeps light source most bright in the distance.Pass through cylinder eyeglass assembly housing and light cylinder main body 200
Mutual cooperation, drive lens set move up and down, complete focus adjustment.
In another embodiment of the present invention, it in addition to screw thread pair, can also be adjusted using tubular cam drive mechanism
It is burnt.Specifically, under specific range, convert rotational motion is realized at lens set straight-line displacement using tubular cam drive mechanism
The focusing of light source keeps light source most bright in the distance.By the mutual cooperation of focusing handwheel and focusing driving lever, lens set or more is driven
It is mobile, complete focus adjustment.
After line-scan digital camera chip position determines, it is necessary to which covering of the fan where light source is adjusted to fan with where camera chip
The same face in face.In practical situations, due to precision of the error and optical device that are machined and install etc., light source
The covering of the fan and the covering of the fan where camera at place will appear certain angle.The invention is how two covering of the fans being adjusted to one
Plane.Because of some errors, this two covering of the fans are not in identical platform, it is possible to angle is generated, two covering of the fans will intersect,
As shown in figure 15.Linear light sorurce is unable to horizontal direction movement, can only adjust the angle of light source covering of the fan, and realization is mutually parallel, and such as schemes
Shown in 16.Preferably, the covering of the fan that the covering of the fan that linear light sorurce is formed is formed with line-scan digital camera is generally aligned in the same plane, and is perfect condition.
The wordline light source regulating device conllinear with line scan camera of the present invention, the covering of the fan and line that adjustment linear light sorurce is formed
The covering of the fan that array camera is formed is overlapped in distance to a declared goal, including following two modes：
First way：
(1) when initial, two covering of the fans of line-scan digital camera and linear light sorurce at an angle, as shown in figure 17.
(2) angle of the direction of rotation of linear adjustment light source keeps two covering of the fans parallel：
When turning rotary screw 800, the active force of cooperation spring 900 can drive a wordline light source generator mounting base
500 rotate in light cylinder eyeglass assembly housing 300, and realization keeps camera chip covering of the fan parallel with two covering of the fans of covering of the fan where light source, such as
Shown in Figure 18.
(3) in step (2) by the parallel basis of two covering of the fans of covering of the fan where the covering of the fan of line-scan digital camera chip and linear light sorurce
On, fixed as benchmark using the covering of the fan of line-scan digital camera, covering of the fan where linear adjustment light source makes two covering of the fans overlap, such as Figure 19
It is shown.
When turning rotary screw 800, under the cooperation of spring 900, light cylinder main body 200 can be along guide rod 1000 to upper and lower
It is mobile, to realize the function of two covering of the fans coincidence.
(4) after the completion of adjusting, fixed mounting plate 1200 and light cylinder main body 200 are locked together using lock-screw.
The second way：
(1) when initial, two covering of the fans of line-scan digital camera and linear light sorurce are at an angle；
(2) angle of the direction of rotation of linear adjustment light source keeps two covering of the fans parallel：
When turning rotary screw 800, the active force of cooperation spring 900 drives a wordline light source generator mounting base 500 to exist
It is rotated in light cylinder eyeglass assembly housing 300, it is flat with the covering of the fan and linear light sorurce place two covering of the fans of covering of the fan of realizing line-scan digital camera chip
Row；
(3) light cylinder main body 200 and fixed mounting plate 1200 are locked, by adjusting light source entrance and light-collecting lens group 700
Relative position make covering of the fan where light source and camera where covering of the fan overlap, pass through the phase interworking of rotary screw 800 and spring 900
It closes, is moved up and down using the position of laser entrance 100；
(4) after the completion of adjusting, fixed mounting plate 1200 and light cylinder main body 200 are locked together using lock-screw.
Wordline light source according to the ... of the embodiment of the present invention regulating device conllinear with line scan camera, by first focusing, then
Adjustment line generator rotation keeps camera parallel with two covering of the fan of light source, is fanned using camera finally by adjusting light-checking cylinder main body to move up and down
Face and light source covering of the fan are completely superposed, and the covering of the fan where can fast and accurately making light source is being weighed with covering of the fan where line-scan digital camera chip
It closes, while the relative position by adjusting light source internal lens set finds the maximum brightness in specified distance.
The wordline light source regulating device conllinear with line scan camera of the embodiment of the present invention, has the advantages that：
(1) it utilizes screw thread pair to twist light cylinder eyeglass assembly housing, adjusts light-collecting lens group at a distance from light inlet.Screw thread pair coordinates
Gap is small, preferably ensures concentricity.Part difficulty of processing becomes smaller simultaneously.
(2) adjusting of the rotation of a wordline generator, the structure phase are realized by a wordline light source generator adjustment module
It is more more compact than prior art, reduce swivel plate this part, reduces the risk for the pine that shaken using process.
(3) by adjusting the relative position of light-checking cylinder main body or light source entrance, make camera covering of the fan and light source covering of the fan specific
It is completely superposed in distance (distant view is deep) entire scope.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case of can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.The scope of the present invention
By appended claims and its equivalent limit.
Claims (8)
1. one wordline light source of one kind regulating device conllinear with line scan camera, which is characterized in that including：Linear light sorurce and linear array phase
Machine, wherein
The linear light sorurce includes：Fixed mounting plate, the light cylinder main body being locked at by lock-screw in the fixed mounting plate,
It is movably set to the laser entrance of the light cylinder body side, is sheathed on outside the light cylinder lens set of the light cylinder body interior
Shell, the light cylinder main body and light cylinder eyeglass assembly housing adjust the relative position of light-collecting lens group and laser entrance by screw thread pair,
Light-collecting lens group is installed in the light cylinder lens set enclosure, is consolidated light cylinder eyeglass assembly housing by light cylinder lens set fixed ring
It is scheduled in light cylinder main body；
A wordline light source generator mounting base is installed in the side of the light cylinder eyeglass assembly housing, in the wordline light source generator
One wordline light source generator is installed, the side of the wordline light source generator is equipped with a wordline light source generator in mounting base
Adjustment module；
The line-scan digital camera includes：Line-scan digital camera chip and camera lens；
The adjustment process of one wordline light source regulating device conllinear with line scan camera is as follows：
Laser enters from laser entrance, is more concentrated using energy after being converged by light-collecting lens group, adjusted by screw thread pair described in
Light-collecting lens group and the relative position of the laser entrance make circular light spot in the energy highest of designated position, then use described
The light cylinder eyeglass assembly housing is fixed in the light cylinder main body by light cylinder lens set fixed ring, after the completion of adjusting, installs institute
A wordline light source generator is stated, circular light spot can work as linear array by becoming into a line after the wordline light source generator at this time
After camera chip location determination, the covering of the fan of covering of the fan and line-scan digital camera formation that adjustment linear light sorurce is formed is in distance to a declared goal
When coincidence, meet photographical condition, adjusts and complete.
2. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that the laser
The side of entrance is provided with rotary screw, and the other side is equipped with spring, passes through the cooperation of the rotary screw and the spring so that
The relatively described light cylinder main body in the laser entry position is removable.
3. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that the fixation
Mounting plate is internally provided with a plurality of moving leader towards the side of the light cylinder main body.
4. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that described linear
The covering of the fan that the covering of the fan that light source is formed is formed with the line-scan digital camera is generally aligned in the same plane.
5. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that adjustment is linear
The covering of the fan that light source is formed is overlapped with the covering of the fan that the line-scan digital camera is formed in distance to a declared goal, including：
(1) when initial, two covering of the fans of the line-scan digital camera and linear light sorurce are at an angle；
(2) angle of the direction of rotation of linear adjustment light source keeps two covering of the fans parallel：
When turning rotary screw, the active force of spring is coordinated to drive a wordline light source generator mounting base in light cylinder eyeglass assembly housing
Middle rotation, the covering of the fan to realize line-scan digital camera chip are parallel with two covering of the fans of covering of the fan where linear light sorurce；
(3) on the basis of two covering of the fans of covering of the fan where the covering of the fan of line-scan digital camera chip with linear light sorurce are parallel, with line-scan digital camera
Covering of the fan fixed be used as benchmark, covering of the fan where linear adjustment light source that two covering of the fans is made to overlap：
When turning rotary screw, under the cooperation of spring, light cylinder main body can be moved up and down along guide rod, to realize two
The function that covering of the fan overlaps；
(4) after the completion of adjusting, fixed mounting plate and light cylinder main body are locked together using lock-screw.
6. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that adjustment is linear
The covering of the fan that light source is formed is overlapped with the covering of the fan that the line-scan digital camera is formed in distance to a declared goal, including：
(1) when initial, two covering of the fans of the line-scan digital camera and linear light sorurce are at an angle；
(2) angle of the direction of rotation of linear adjustment light source keeps two covering of the fans parallel：
When turning rotary screw, the active force of spring is coordinated to drive a wordline light source generator mounting base in light cylinder eyeglass assembly housing
Middle rotation, the covering of the fan to realize line-scan digital camera chip are parallel with two covering of the fans of covering of the fan where linear light sorurce；
(3) light cylinder main body and fixed mounting plate are locked, makes light by adjusting light source entrance and the relative position of light-collecting lens group
Covering of the fan where covering of the fan where source and camera overlaps, and by the mutual cooperation of rotary screw and spring, uses the position of laser entrance
It moves up and down；
(4) after the completion of adjusting, fixed mounting plate and light cylinder main body are locked together using lock-screw.
7. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that a word
Linear light source generator uses cylindrical prism group, and the circular light spot come out by light-collecting lens group is become fan-shaped linear light, wherein
The circular light spot and the prism group vertical incidence.
8. wordline light source as described in claim 1 regulating device conllinear with line scan camera, which is characterized in that the screw thread
Pair uses fine thread or trapezoidal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810566084.3A CN108490576A (en) | 2018-06-04 | 2018-06-04 | One wordline light source regulating device conllinear with line scan camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810566084.3A CN108490576A (en) | 2018-06-04 | 2018-06-04 | One wordline light source regulating device conllinear with line scan camera |
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| Publication Number | Publication Date |
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| CN108490576A true CN108490576A (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810566084.3A Pending CN108490576A (en) | 2018-06-04 | 2018-06-04 | One wordline light source regulating device conllinear with line scan camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109788279A (en) * | 2018-11-27 | 2019-05-21 | 佛山市奥策科技有限公司 | A kind of linear light source and line-scan digital camera calibration method and device |
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| CN105717124A (en) * | 2016-01-28 | 2016-06-29 | 北京金久瑞科技有限公司 | Adjusting device for linear array camera scanning imaging |
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