CN102389876A - Apparatus for lens sorting and method of lens sorting using the same - Google Patents

Apparatus for lens sorting and method of lens sorting using the same Download PDF

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Publication number
CN102389876A
CN102389876A CN2011103496363A CN201110349636A CN102389876A CN 102389876 A CN102389876 A CN 102389876A CN 2011103496363 A CN2011103496363 A CN 2011103496363A CN 201110349636 A CN201110349636 A CN 201110349636A CN 102389876 A CN102389876 A CN 102389876A
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China
Prior art keywords
lens
pallet
unit
defective
luminescence display
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CN2011103496363A
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CN102389876B (en
Inventor
李泳坤
李钟仟
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Samsung Electro Mechanics Co Ltd
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Samsung Electro Mechanics Co Ltd
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Priority claimed from KR1020080077426A external-priority patent/KR100956230B1/en
Priority claimed from KR1020080078515A external-priority patent/KR101038829B1/en
Application filed by Samsung Electro Mechanics Co Ltd filed Critical Samsung Electro Mechanics Co Ltd
Publication of CN102389876A publication Critical patent/CN102389876A/en
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Publication of CN102389876B publication Critical patent/CN102389876B/en
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Abstract

The present invention provides an apparatus of detecting lens, a controlling method thereof, an apparatus and a method for separating lens. A lens detecting apparatus comprises a detecting unit comprising a diagram configured to detect a plurality of detected object lens, wherein the detecting unit is movable and is aligned with an optic axis; the detected object lenses are arranged according to a plurality of rows and lines; a sensor unit comprising a sensor of the image passing through the detected object lenses and formed the diagram; the sensor unit is movable and is aligned with the opticaxis; an object stage unit comprising an object stage, a movable device and a rotating device; a tray is placed on the object stage; the movable device moves the object stage along the linear direction; the rotating device rotates the object stage along the optic axis; ; the tray comprises the object lenses and is located between the detecting unit and the sensor unit.

Description

Lens sorting arrangement and lens method for sorting
The application be that January 23, application number in 2009 are 200910003904.9 the applying date, denomination of invention divides an application for the application for a patent for invention of " detecting the equipment of lens and the Apparatus and method for of control method and separating lens thereof ".
Technical field
The present invention relates to a kind of equipment and a kind of method of controlling said equipment that is used to detect lens; More particularly, relate to a kind of equipment and a kind of method of controlling said lens checkout equipment that is used for the optical characteristics of the lens that detection camera device or camera model use.
The invention still further relates to a kind of equipment and a kind of method of utilizing said equipment to come separating lens that is used for separating lens; More particularly, relate to and a kind ofly be used at the lens sorting arrangement that is furnished with on the pallet of a plurality of lens letter sorting defective lens and a kind ofly utilize said lens sorting arrangement to come the method for separating lens.
Background technology
Usually, the camera model and the camera that are installed in various personal portable terminal devices or the mobile communication terminal comprise that the refraction incident light is to form at least one lens of image.
Make such lens, then lens are carried out preset detection technology, thereby confirm that lens have the qualified lens or the defective lens of the optical characteristics that needs.Qualified lens are used in camera or the camera model, and the defective lens go out of use.
Thereby confirming lens when the optical characteristics that detects lens in the above described manner is defective lens when also being non-defective lens, for example, under the situation of camera model, is not to be designed to only detect lens, but detects the camera model that comprises lens.Therefore, when lens were considered to the defective lens, itself went out of use lens module.
In addition, even under the situation of the optical characteristics that only detects lens, after the optical characteristics that has detected lens, equipment need be reset, thereby checks the optical characteristics of other lens.Therefore, the detection efficiency of lens is very low, and has increased the detection time of lens.
In addition, when detecting lens, each lens has and is difficult to part to be detected, that is, dead band (dead zone) therefore, is difficult to detect the accurate optical characteristics of lens.
Simultaneously,, can detect each lens, but recently, what detect at lens checkout equipment place is the pallet that holds a plurality of lens, thereby obtains about the non-defective lens on the pallet and the data of defective lens in order to check whether there are the defective lens.
Therefore, need exploitation to be used for removing the equipment of defective lens from the pallet that holds a plurality of lens.
Summary of the invention
One side of the present invention provides a kind of lens checkout equipment and control method thereof; Said equipment and method can detect a plurality of lens effectively; Thereby reduce the time and the work that detect in the lens; And can detect lens in the prior art can not be to be detected the dead band, thereby improve to detect the reliability of lens.
Another aspect of the present invention provides a kind of lens sorting arrangement and the lens method for sorting that utilizes said lens sorting arrangement; Said equipment and method can easily sort the result who is based on the optical characteristics of each lens on the pallet in the lens checkout equipment and the lens that are considered to the defective lens; And whether the letter sorting that can easily confirm the defective lens just suitably carried out, thereby improve the reliability of separating lens.
According to an aspect of the present invention, a kind of lens checkout equipment is provided, said lens checkout equipment comprises: detecting unit; Comprise and be constructed to detect a plurality of charts of being examined object lens; Detecting unit can move, thereby and optical axis alignment, examined object lens and arranged by a plurality of row and a plurality of row; Sensor unit comprises the sensor of image that passes through to be examined object lens that forms chart, and sensor unit can move, thereby and optical axis alignment; The objective table unit; Comprise objective table, telecontrol equipment and whirligig, pallet is placed on the objective table, and telecontrol equipment is along the rectilinear direction moving stage; Whirligig is around the optical axis rotatable stage, and pallet comprises is examined object lens and between detecting unit and sensor unit.
Detecting unit can comprise: the figure table unit; Comprise light source part, chart parts and chart cell driving device; Light source part comprises predetermined light source, and the chart parts comprise the chart with predetermined pattern, and the chart cell driving device is constructed to move light source part and chart parts; Control lens unit, comprise the control lens of the picture size of control diagram, thereby form image at the sensor place.
The chart cell driving device can comprise: parts are regulated in first motion, move the figure table unit along optical axis; Parts are regulated in second motion, and the figure table unit is moved with the vertical basically longitudinal direction of optical axis in the edge; Parts are regulated in the 3rd motion, and the figure table unit is moved with the vertical basically horizontal direction of optical axis in the edge; The tilt adjustment parts come the rotation diagram table unit with the predetermined angular that is become with the axle that is basically perpendicular to optical axis.
Sensor unit can comprise fixed support member and sensor unit drive unit, and sensor is fixed and supported to the fixed support member, and the sensor unit drive unit comprises: highly regulate parts, move the fixed support member along optical axis; First control parts of motion, the fixed support member is moved with the vertical basically longitudinal direction of optical axis in the edge; Second control parts of motion, the fixed support member is moved with the vertical basically horizontal direction of optical axis in the edge; The inclination control assembly comes the rotational fixation supporting member with the predetermined angular that is become with the axle that is basically perpendicular to optical axis.
Objective table can comprise: gripper shoe, support pallet and also can rotate around optical axis; Opening in gripper shoe, is used to expose sensor unit.
Telecontrol equipment can comprise: first telecontrol equipment, edge and the vertical basically longitudinal direction moving stage of optical axis; Second telecontrol equipment, edge and the vertical basically horizontal direction moving stage of optical axis.
First telecontrol equipment can comprise first maneuvering board and first driver part; First maneuvering board supports objective table and move with the vertical basically longitudinal direction of optical axis on the edge; First driver part drives first maneuvering board; Second telecontrol equipment can comprise second maneuvering board and second driver part, and second maneuvering board supports first maneuvering board and move with the vertical basically horizontal direction of optical axis on the edge, and second driver part drives second maneuvering board.
Whirligig can comprise: motor produces moment of torsion; The power delivery member is connected to objective table with motor, and the torque transfer of motor is arrived objective table, thus rotatable stage.
Detecting unit can comprise: objective lens parts, in the detecting unit lower end, towards sensor unit; Setup unit can be attached to objective lens parts with removing, and is constructed to the chart of detecting unit and the sensor and the optical axis alignment of sensor unit.
Setup unit can comprise: main body, and objective lens parts be can be attached to with removing, and side surface portion and sloping portion comprised, side surface portion vertically is set to the side surface of main body, and sloping portion tilts in the lower end of main body at a predetermined angle; Speculum is set to the inner surface of side surface portion; Half-reflecting mirror; Be set to sloping portion; And be constructed to the laser beam that produces from predetermined laser aid is reflexed to sensor, the beam reflection that will return from sensor then is to laser aid, and half-reflecting mirror is constructed to the laser beam that produces from laser aid is transferred to speculum; The beam reflection that to return from speculum then is to detecting unit, and the beam Propagation that will return from detecting unit then is to laser aid.
Said lens checkout equipment can also comprise the display unit that is connected to laser aid, thereby shows the position that produces the light beam that returns then through setup unit from laser aid.
Sensor unit can also comprise the setting guiding piece that is attached to the fixed support member, thus the position of guiding sensor.
Sensor can comprise sensing part and be connected substrate, and sensing part and optical axis alignment connect substrate and are connected to the sidepiece of sensing part, thereby sensor is connected to the expectant control device; Set guiding piece and can comprise setting depression and opening, set depression and holds sensing part, opening is arranged on to be set on the sidepiece that caves in, thereby the connection substrate is set.
Said lens checkout equipment can also comprise: a plurality of accommodation holes, be set to the fixed support member, and spaced apart a predetermined distance; Directing pin is optionally held by any one in the accommodation hole, and is projected upwards.
Setting guiding piece can comprise: at least one combined hole is suitable for aiming at accommodation hole and does not use directing pin and be attached to accommodation hole; Pin-and-hole is adapted such that directing pin is inserted in the pin-and-hole.
Accommodation hole can be around optical axis about basically 90 degree that are separated from each other, and combined hole and pin-and-hole are separated from each other around optical axis and about basically 90 spend.
The lens checkout equipment can also comprise control assembly, the driving of control assembly control objective table unit, and whether the optical characteristics of confirming to be examined object lens is in the scope that imposes a condition.
Said lens checkout equipment can also comprise control assembly, and control assembly is controlled the driving of detecting unit respectively, the driving of the driving of sensor unit and objective table unit, and whether the optical characteristics of confirming to be examined object lens is in the scope that imposes a condition.
Said lens checkout equipment can also comprise: memory, and storage is about the information of the optical characteristics of being examined object lens of detection; Display unit shows driving condition, the driving condition of sensor unit and the driving condition of objective table unit of detecting unit, and shows the information about the optical characteristics of being examined object lens that detects.
According to a further aspect in the invention, a kind of method of controlling the lens checkout equipment is provided, said method comprises the steps: to regulate sensor unit and detecting unit, and detecting unit is constructed to detect a plurality of object lens of being examined of arranging by a plurality of row and a plurality of row; Loading pallet on the objective table unit, pallet comprise is examined object lens; Regulate with respect to chart through mobile pallet and to be examined object lens, and will be examined object lens and optical axis alignment; Respectively examined the optical characteristics of object lens through the mobile pallet sequence detection.
The step of regulating sensor unit and detecting unit can comprise: regulate the figure table unit that is set to detecting unit, thereby with the center of chart and the sensor alignment of sensor unit; With detecting unit and sensor unit and optical axis alignment.
Said method can also comprise: after loading pallet and before object lens is examined in adjusting, and mobile pallet, thus the initial position of pallet is arranged in the optical axis.
Said method can also comprise: confirm whether the position in optical axis on the pallet is initial position; When the position in optical axis on the pallet was not initial position, storage was about the data of the position in optical axis on the pallet and move to the next position.
Whether said method can also comprise: when the position in optical axis on the pallet is initial position, confirms to exist in initial position and examined object lens; When not existing in initial position when being examined object lens, storage is about the data of the position in optical axis on the pallet and move to the next position.
The step of detection optical characteristic can comprise: for the first time examined object lens on the sequence detection pallet, the step of sequence detection can comprise for the first time: detect and be arranged on the optical characteristics of being examined object lens in the optical axis; Whether the optical characteristics of confirming to be examined object lens is in the scope that imposes a condition; When in the scope that the optical characteristics of being examined object lens is imposing a condition, storage is the data of being examined object lens of non-defective lens about being considered to, and detects next and examined object lens; When the optical characteristics of being examined object lens is not in the scope of setting, stores the data of being examined object lens of thinking the defective lens, and detect next and examined object lens about quilt.
The step of detection optical characteristic can also comprise that sequence detection is examined object lens for the second time; Through pallet being rotated predetermined angular around optical axis; Make that the phase place of being examined object lens in the step of the phase place of being examined object lens and sequence detection for the first time in the step of sequence detection for the second time is different, the second time, the step of sequence detection can comprise: confirm whether all on the pallet to be examined object lens to be detected in the step of the sequence detection first time; When all object lens of being examined on the pallet in the step of the sequence detection first time when to be detected, around optical axis with the predetermined angle of pallet rotation, thereby with the object lens of being examined on the angular detection pallet that changes; Re-adjustments is examined the step of object lens and the step of the sequence detection first time.
According to a further aspect of the invention, a kind of lens sorting arrangement is provided, said lens sorting arrangement comprises: matrix; Luminescence display unit; Be arranged on the matrix, pallet is arranged on the luminescence display unit, and pallet comprises a plurality of lens of arranging by a plurality of row and a plurality of row; Luminescence display unit comprises the light-emitting device that is positioned at the position corresponding with the lens difference, thus the display defect lens; Camera unit is constructed to take the pallet that is arranged on the luminescence display unit, and whether inspection exists the defective lens and whether removed the defective lens.
Luminescence display unit can comprise: circuit board is arranged on the matrix; Luminescence display panel is arranged on the circuit board, and be adapted such that light-emitting device with pallet on the essentially identical mode of mode of each lens arrange and make light-emitting device be connected to circuit board.
Luminescence display unit can also comprise: orientation direction spare, be set to matrix, and the location of guiding pallet, make pallet be arranged on the luminescence display panel.
Luminescence display unit can also comprise: directing pin is set in the sidepiece of sidepiece and matrix of pallet; Pin-and-hole is set in the sidepiece of sidepiece and substrate of pallet another, and holds directing pin.
Luminescence display unit can also comprise: sensor be set to the sidepiece of matrix, thereby whether the sensing pallet is positioned on the luminescence display panel.
Camera unit can comprise: camera, separate preset distance with the pallet that is arranged on the active display, camera photographing section or whole pallet; Support member, support cameras.
Orientation direction spare can be constructed to be placed with according to the size adjustment of pallet the size of the parts of pallet.
Said lens sorting arrangement can also comprise control assembly, and wherein, control assembly is connected to camera unit and is set to each light-emitting device of luminescence display panel, and makes the light-emitting device of confirming through tentation data luminous, thus the display defect lens.
Said lens sorting arrangement can also comprise memory; Wherein, Memory stores is considered to the data of position of the lens of defective lens when in predetermined lens checkout equipment, detecting lens on the pallet, and is provided for the information of control assembly control luminescence display panel.
Said lens sorting arrangement can also comprise display unit, and wherein, display unit shows the image that the camera unit by the luminescence display panel of taking the display defect lens provides.
According to a further aspect of the invention, a kind of lens method for sorting is provided, said method comprises the steps: to store through in predetermined lens checkout equipment, detecting the data that a plurality of lens on the pallet obtain; Pallet is placed on the luminescence display panel, thus with light-emitting device be arranged on pallet on the corresponding position, position of each lens; Through the data based on storage make be arranged on pallet on the light-emitting device of corresponding position, the position of defective lens luminous, come the position of display defect lens; Remove the defective lens.
Said lens method for sorting can also comprise: after the step of display position, and the pallet of shooting under the state that has shown the defective lens through light-emitting device at the camera unit place; Show the image that provides by camera unit through display unit.
Said lens method for sorting can also comprise: before the step of display position, whether the sensing pallet is on luminescence display panel; Show that when pallet is not on luminescence display panel pallet is not on luminescence display panel.
The step that removes the defective lens can comprise: based on through display unit images displayed information, determine whether to have removed non-defective lens from pallet; When having removed non-defective lens, show information about the position of the non-defective lens that remove.
Luminous light-emitting device can comprise Tricolor LED (LED) at the luminescence display panel place, thereby according to the situation of defective lens and the light that other situation is sent different colours on the situation of non-defective lens on the pallet, the pallet.
Description of drawings
Through detailed description with reference to the accompanying drawings, with more be expressly understood above of the present invention with other aspect, characteristic and other advantage, in the accompanying drawing:
Fig. 1 is the perspective view that illustrates according to the lens checkout equipment of the embodiment of the invention;
Fig. 2 is the side view and the method for utilizing setup unit aligning optical axis that schematically shows the lens checkout equipment shown in Fig. 1;
Fig. 3 illustrates the detailed view that the setup unit that utilizes shown in Fig. 2 is aimed at the method for optical axis;
Fig. 4 is the sketch map that illustrates according to the sensor unit of the lens checkout equipment of the embodiment of the invention;
Fig. 5 is the sketch map that the setting guiding piece of the sensor that is attached to the sensor unit shown in Fig. 4 is shown;
Fig. 6 A and Fig. 6 B illustrate respectively to utilize to set the sketch map that guiding piece is installed to sensor the method for fixed support member;
Fig. 7 is the sketch map that the pallet of the lens checkout equipment that is loaded into shown in Fig. 1 is shown;
Fig. 8 A is the diagrammatic sketch that detects the first time of being examined object lens on the pallet that is illustrated in the lens checkout equipment shown in Fig. 7;
Fig. 8 B illustrates the diagrammatic sketch that detects the second time of being examined object lens shown in Fig. 8 A;
Fig. 9 A be on the pallet under detecting the state shown in Fig. 8 A examined object lens the time image that obtains through chart;
Fig. 9 B be on the pallet under detecting the state shown in Fig. 8 B examined object lens the time image that obtains through chart;
Figure 10 is the block diagram that illustrates according to the control system of the lens checkout equipment of the embodiment of the invention;
Figure 11 is the flow chart that illustrates according to the method for the control lens checkout equipment of the embodiment of the invention;
Figure 12 is the perspective view that the lens checkout equipment of arranging for separating lens is shown, and said lens checkout equipment detects the optical characteristics of lens;
Figure 13 is the perspective view of the lens sorting arrangement of separating lens on the pallet shown in Figure 12 that illustrates according to the embodiment of the invention;
Figure 14 is the diagrammatic sketch that illustrates according to the luminescence display unit of the lens sorting arrangement of the embodiment of the invention;
Figure 15 is the block diagram that illustrates according to the control system of the lens sorting arrangement of the embodiment of the invention;
Figure 16 is the flow chart that illustrates according to the method for the separating lens of the embodiment of the invention.
The specific embodiment
Now, will describe exemplary embodiment of the present invention in detail with reference to accompanying drawing.
Fig. 1 is the perspective view that illustrates according to the lens checkout equipment of the embodiment of the invention.Fig. 2 is the side view that schematically shows the lens checkout equipment shown in Fig. 1.
Simultaneously, be suitable for when moving the pallet of being examined object lens that is provided with by a plurality of row and columns layouts, detecting the said optical characteristics of being examined object lens respectively according to lens checkout equipment of the present invention and control method thereof.
See figures.1.and.2, comprise detecting unit 300, sensor unit 500 and objective table unit 400 according to the optical detection apparatus of present embodiment.
Objective table unit 400 is installed on the matrix 100, and matrix 100 provides the support force relative with basal surface.Fixed leg 200 is adjacent with objective table unit 400.Detecting unit 300 is installed to fixed leg 200.
Detecting unit 300 is provided for detecting the chart (chart) of object lens, and can move, to aim at optical axis.Shown in Fig. 1 and Fig. 2, detecting unit 300 can comprise figure table unit 310 and control lens unit 330.
Figure table unit 310 comprise the light source that provides predetermined light source part 311, comprise the chart parts 312 of chart and be configured to move the chart cell driving device of figure table unit 310 with predetermined pattern.
Light source part 311 comprises the light source that is provided at luminous intensity required when being examined object lens.In chart parts 312, the predetermined pattern of chart is as the reference of the optical characteristics of being examined object lens.
The chart cell driving device comprises linear motion device and tilt adjustment parts (not shown); Linear motion device moves figure table unit 310 along rectilinear direction, and the tilt adjustment parts come rotation diagram table unit 310 with the predetermined angular that is become with the axle that is basically perpendicular to optical axis.
The linear motion device of chart cell driving device comprises that first motion of moving figure table unit 310 along optical axis (z direction of principal axis) regulates second motion that parts 321, edge and the vertical basically longitudinal direction (x direction of principal axis) of optical axis move figure table unit 310 and regulate the 3rd motion that the vertical basically horizontal direction (y direction of principal axis) of parts 322 and edge and optical axis moves figure table unit 310 and regulate parts 323.
Can guide the motion of the linear motion device that passes through the chart cell driving device of figure table unit 310.With reference to Fig. 1, guiding elements 324 is set to the motion that parts 321 are regulated in first motion of passing through of guiding figure table unit 310.
Control lens unit 330 comprises control lens (not shown) and objective lens parts 331, and wherein, the control lens are in control lens unit 330, and objective lens parts 331 is in the lower end of control lens unit 330, thereby objective lens parts 331 is in the face of objective table unit 400.
Owing to the size of the chart that is provided to figure table unit 310 even greater than the size of being examined object lens or sensor; So chart with examined object lens and needed the distance of wide apart each other, with through being examined object lens forms chart at the sensor place entire image.
Yet top structure makes that the whole dimension of lens checkout equipment is excessive.
Therefore, for the entire image that obtains chart through sensor also reduces chart simultaneously and examined the distance between the object lens, the control lens of the picture size that is used for control diagram are installed.
Control lens unit 330 can also utilize control lens unit drive unit to come longitudinally, laterally and movement in vertical direction, thus and optical axis alignment.Selectively, control lens unit 330 can be fixed and not utilize and control the lens unit drive unit.
With reference to Fig. 2, the sensor unit 500 of lens checkout equipment will be described in more detail now.
Sensor unit 500 comprises sensor 510, fixed support member 540 and sensor unit drive unit.
Sensor 510 is an image sensing chip, thereby forms the image that passes through to be examined object lens of chart.For example, sensor 510 can be charge-coupled device (CCD) or complementary metal oxide semiconductors (CMOS) (CMOS).
Fixed support member 540 is constructed to sensor 510 is fixed to the accurate position relevant with optical axis.
The sensor unit drive unit comprises rectilinear motion control assembly and inclination control assembly.The inclination control assembly comes rotational fixation supporting member 540 with the predetermined angular that is become with the axle that is basically perpendicular to optical axis.The rectilinear motion control assembly longitudinally, laterally and vertical direction move the fixed support member 540 that is used for fixing sensor 510 by straight line.
As shown in Figure 2, the rectilinear motion control assembly of sensor unit drive unit comprises that the height that moves fixed support member 540 along optical axis regulates second control parts of motion 522 that first control parts of motion 521 that parts 524, edge and the vertical basically longitudinal direction of optical axis move fixed support member 540 and edge and the vertical basically horizontal direction of optical axis move fixed support member 540.
Sensor unit 500 also comprises sets the guiding piece (not shown), sets guiding piece guiding sensor 510, thereby sensor 510 is set in the accurate position of fixed support member 540, and this will be described later.
With reference to Fig. 1, now objective table unit 400 will be described schematically.
Objective table unit 400 comprises objective table 410, telecontrol equipment and whirligig 450.Pallet is placed on the objective table 410, and wherein, pallet is provided with is a plurality ofly examined object lens and between detecting unit 300 and sensor unit 500, and said a plurality of target detection lens are arranged by a plurality of row and a plurality of row.Telecontrol equipment is along rectilinear direction moving stage 410.Whirligig 450 is around optical axis rotatable stage 410.
Objective table unit 400 comprises gripper shoe 411 and opening 412.Gripper shoe 411 supports pallet, and can rotate around optical axis.In gripper shoe 411, open opening 412, thereby expose sensor unit 500.
Opening 412 is provided with the predetermined supporting construction that is suitable for supporting the pallet that is placed on the opening 412.
Telecontrol equipment comprises first telecontrol equipment and second telecontrol equipment, the first telecontrol equipment edge and vertical basically longitudinal direction moving stage 410, the second telecontrol equipment edges and the vertical basically horizontal direction moving stage 410 of optical axis of optical axis.
First telecontrol equipment can comprise first maneuvering board 431 and first driver part, 421, the first maneuvering boards 431 support objective table 410 and move with the vertical basically longitudinal direction of optical axis in the edge, and first driver part 421 drives first maneuvering board 431.
Second telecontrol equipment can comprise second maneuvering board 432 and second driver part, 422, the second maneuvering boards 432 support first maneuvering board 431 and move with the vertical basically horizontal direction of optical axis in the edge, and second driver part 422 drives second maneuvering board 432.
First guide member 441 can guide the motion of first maneuvering board 431, and second guide member 442 can guide the motion of second maneuvering board 432.
Whirligig 450 comprises motor 451 and power delivery member 452, and motor 451 produces moment of torsion, and power delivery member 452 is connected to objective table 410 with motor 451, and the torque transfer of motor 45I is arrived objective table 410, thus rotatable stage 410.
Power delivery member 452 comprises that the torque transfer that is suitable for motor 451 arrives objective table 410 all power delivery assemblies with rotatable stage 410.
Though the power delivery band is illustrated as power delivery member 452 in Fig. 1, power delivery member 452 is not limited thereto.For example, can the geared system of the moment of torsion that transmits motor 451 be used as power delivery member 452.
With reference to Fig. 2 and Fig. 3, the setup unit 600 and the lens checkout equipment and method optical axis alignment of utilizing setup unit 600 of lens checkout equipment will be described now according to embodiments of the invention.
Setup unit 600 is constructed to the center of figure table unit 310, the center of control lens unit 330 and the center and the optical axis alignment of sensor unit 500.
Setup unit 600 is attached to detecting unit 300 removedly, and specifically, setup unit 600 is attached to objective lens parts 331 removedly, and objective lens parts 331 is set to the lower end of the control lens unit 330 of detecting unit 300, as shown in Figure 2.
The laser aid 650 that separates is constructed to be provided for the reference with optical axis alignment of figure table unit 310, control lens unit 330 and sensor unit 500.
That is, when laser aid 650 is provided with as shown in Figure 2, and the laser beam irradiation is when setup unit 600, and the laser beam of irradiation can be aimed at being set unit 600 laser light reflected bundles, thereby with detecting unit 300 and sensor unit 500 and optical axis alignment.
With reference to Fig. 3, will describe setup unit 600 now in detail and utilize setup unit 600 and method optical axis alignment.
Setup unit 600 comprises main body 610 and side surface portion 612; Main body 610 is attached to objective lens parts 331 removedly; Side surface portion 612 vertically is set to the side surface of main body 610, and the lower end of main body 610 is provided with the sloping portion 611 by predetermined angle inclination.
The inner surface of side surface portion 612 is provided with speculum 622, and sloping portion 611 is provided with half-reflecting mirror 621.
Speculum 622 is constructed to reflection lasering beam, and half-reflecting mirror 621 is constructed to the part of reflection lasering beam, and other part of transmission laser beam.
Therefore; Reflected by the outer surface of half-reflecting mirror 621 from the part of the laser beam of laser aid 650 irradiation; Propagate into sensor 510 then, and half-reflecting mirror 621 is passed through in another part of said laser beam transmission, mirror 622 reflections then are reflected; By the inner surface of half-reflecting mirror 621 secondary reflection again, propagate into control lens 332 then then.
The laser beam that propagates into sensor 510 is returned half-reflecting mirror 621 then by sensor 510 reflections, and by half-reflecting mirror 621 secondary reflection again, the return laser light device 650 then then.
The laser beam that propagates into control lens 332 is controlled lens 332 reflection, returns half-reflecting mirror 621 then, and by half-reflecting mirror 621 secondary reflection again, the return laser light device 650 then then.
Promptly; With reference to Fig. 3, following from the laser beam of laser aid 650 irradiations:
Figure BSA00000608494800111
through the path of sensor 510 return laser light devices 650
Following from the laser beam of laser aid 650 irradiations:
Figure BSA00000608494800112
through the path of control lens 332 return laser light devices 650
As stated, when the position of point 1,2,3 was identical, the optical axis of detecting unit 300 and sensor unit 500 were aimed at.Otherwise, do not have under the situation of aligning at the optical axis of detecting unit 300 and sensor unit 500, drive to move and tilt detection unit 300 and sensor unit 500, make that the position of the point 1,2,3 shown in Fig. 3 is identical, thus the aligning optical axis.
At this moment, owing to being difficult to detect misalignment under the situation that has same color at point 1,2,3, can have the color that differs from one another so put 1,2,3.
That is, can predetermined material be coated on speculum 622 or the half-reflecting mirror 621, make invocation point 1,2,3 have the color that differs from one another.Selectively, can predetermined material be coated on control lens 332 or the sensor 510.
With reference to Fig. 4 to Fig. 6, will describe the setting guiding piece 530 of sensor unit 500 now in detail.Fig. 4 to Fig. 6 is illustrated in the fixed structure of the sensor 510 at sensor unit 500 places.
With reference to Fig. 4, when sensor 510 was fixed to the upper end of fixed support member 540, sensor unit 500 is provided with set guiding piece 530, thereby sensor 510 is directed to fixed position accurately.
Sensor 510 comprises sensing part 511 and is connected substrate 512 that sensing part 511 is configured to form image, connects substrate 512 sensing part 511 is connected to the expectant control device, as shown in Figure 4.
For example, connect substrate 512 and can be flexible printed circuit board (FPCB).Connect the lateral edge portions that substrate 512 can be connected to sensing part 511 with " L " shape, as shown in Figure 4.Selectively, can connection substrate 512 be set with rectilinear form.
Set guiding piece 530 and comprise setting depression 531, thus corresponding with the shape of sensing part 511, set guiding piece 530 and have unlimited sidepiece, thereby will connect substrate 512 location.
Set guiding piece 530 and comprise combined hole 534, be attached to fixed support member 540 removedly through combined hole 534 thereby set guiding piece 530.
With reference to Fig. 5, fixed support member 540 comprises a plurality of accommodation holes 541, and any one in a plurality of accommodation holes 541 is optionally held directing pin 542.
Accommodation hole 541 holds the part of directing pin 542, and the remainder of directing pin 542 projects upwards from the upper end of fixed support member 540.
The part to upper process of directing pin 542 is inserted into and is set in the pin-and-hole 533 of setting guiding piece 530, thereby will set the position accurately that guiding piece 530 is fixed to the upper end of fixed support member 540.
Fig. 6 A and Fig. 6 B more specifically show sensor 510, fixed support member 540 and set the marriage relation between the guiding piece 530.
With reference to Fig. 6 A and Fig. 6 B, set guiding piece 530 and roughly have " C " shape.Set that guiding piece 530 comprises the settings depression 531 corresponding with the sensing part of sensor 510 511 and at the opening of setting on 531 the side of caving in 532.
Pin-and-hole 533 is arranged on the relative sidepiece of the opening 532 of setting guiding piece 530, and each combined hole 534 was opened about 90 degree in 533 minutes with pin-and-hole.
With reference to Fig. 6 A, the quantity that is set to the accommodation hole 541 of fixed support member 540 can be four, make accommodation hole 541 be separated from each other about 90 the degree.What illustrate is three accommodation holes 541 of about 90 degree that are separated from each other, and has hidden another accommodation hole 541 by connecting substrate 512, shown in Fig. 6 A.
Any one in the accommodation hole 541 is held directing pin 542.The installation site of setting guiding piece 530 depends on the position of directing pin 542.
Promptly; Owing to be configured to hold the accommodation hole 541 of directing pin 542 about 90 degree that are separated from each other; So the position of directing pin 542 can be moved with about 90 degree; And the position that is inserted with the pin-and-hole 533 of directing pin 542 therein can be set guiding piece 530 and be attached to fixed support member 540 according under about 90 states of rotating of degree.
Along with directing pin 542 is inserted in the pin-and-hole 533, combined hole 534 is attached to accommodation hole 541 through predetermined spiral component under the situation that does not have directing pin 542, makes that setting guiding piece 530 is fixed to fixed support member 40.
At this moment, shown in Fig. 6 A, the setting of setting guiding piece 530 inductive means 511 of 531 guiding sensors 510 that caves in, opening 532 guiding of setting guiding piece 530 connect substrates 512, make sensor 510 be fixed to fixed support member 540 exactly.
With reference to Fig. 6 B, be installed to fixed support member 540 with the sensor 510 different sensor 510a shown in Fig. 6 A.
Shown in Fig. 6 B, what sensor 510a comprised sensing part 511a and the lateral edges that is connected to sensing part 511a is connected substrate 512a, connects substrate 512a along the straight line setting.
The connection substrate 512a of sensor 510a shown in Fig. 6 B opened about 90 degree in 512 minutes with the substrate that is connected of the sensor 510 shown in Fig. 6 A.
Therefore, the position of the opening 532 of setting guiding piece 530 can change with the position that is connected substrate 512a accordingly.
In order to change the position of setting guiding piece 530, the accommodation hole 541 that is positioned on the relative side with the position that is connected substrate 512a holds directing pin 542, and directing pin 542 is inserted in the pin-and-hole 533, thus the combination of execution setting guiding piece 530.
That is, set guiding piece 530 and be attached to fixed support member 540, shown in Fig. 6 B.At this moment, combined hole 534 is attached to accommodation hole 541 through predetermined spiral component under the situation that does not have directing pin 542.
As stated, set guiding piece 530 and be attached to fixed support member 540, the sensing part 511a of sensor 510a is arranged in the setting depression 531 of setting guiding piece 530, and connect substrate 512a and be arranged in the opening 532, thus fixation of sensor 510a.
Setting guiding piece 530 with top structure is suitable for sensor 510 is fixed to accurate position, even when the change in shape of the connection substrate of sensor, also can use identical fixed guide 530.
With reference to Fig. 7 to Fig. 9, the operation of objective table 400 and the testing mechanism of being examined object lens on the pallet will be described now.
Shown in Fig. 4 to Fig. 6 B; Sensor 510 is fixed to sensor unit 500 through setting guiding piece 530; And shown in Fig. 2 and Fig. 3; After the optical axis alignment of detecting unit 300 and sensor unit 500, as shown in Figure 7, pallet 10 is loaded on the objective table 410 of objective table unit 400.
Then, along with the whirligig 450 of driving objective table unit 400 and telecontrol equipment (comprising first driver part 421 and second driver part 422) with mobile pallet 10, the optical characteristics of being examined object lens on the pallet 10 is sequentially detected.
At this moment; The telecontrol equipment of objective table unit 400 (comprising first driver part 421 and second driver part 422) mobile pallet 10; Thereby examined object lens and optical axis alignment with one, detected the optical characteristics of being examined object lens with optical axis alignment through detecting unit 300 and sensor unit 500.
With reference to Fig. 8 A and Fig. 8 B, the motion of the telecontrol equipment that passes through objective table unit 400 (comprising first driver part 421 and second driver part 422) of pallet 10 will be described now.
With reference to Fig. 8 A, examined object lens L and be arranged on the pallet 10 by a plurality of row and a plurality of row.
At first, utilize objective table unit 400 mobile pallets 10, thereby with initial position on the pallet 10 (that is the label 11 among the figure gA) and optical axis alignment.
Detect the optical characteristics of being examined object lens L that is arranged on initial position 11 places through detecting unit 300 and sensor unit 500, then objective table unit 400 mobile pallets 10.
When objective table unit 400 mobile pallets 10, examined object lens L along the direction of the dotted arrow of figure shown in the gA by sequence detection.
Corresponding with delegation when being examined the optical characteristics of object lens L when having detected, mobile pallet 10, thereby along being examined object lens L in the direction sequence detection next line of the dotted arrow shown in Fig. 8 A.
When detected be arranged on 12 places, final position examined the optical characteristics of object lens L the time, objective table unit 400 is with the predetermined angle of pallet 10 rotation.
That is, pallet 10 rotates to another state shown in Fig. 8 B from a state shown in Fig. 8 A.Pallet 10 shown in Fig. 8 B has been rotated counterclockwise about 90 degree.
Because the anglec of rotation of pallet 10 is not limited to 90 degree, so any angle in about 360 degree all is feasible.
Shown in Fig. 8 B, when pallet 10 rotation, initial position is arranged on the position corresponding with label 13.At new initial position 13 places, examined the optical characteristics of object lens L along the direction sequence detection of dotted arrow.The locomotory mechanism of pallet 10 is identical with the locomotory mechanism shown in Fig. 8 A in detecting said characteristic.
Shown in Fig. 8 A and Fig. 8 B, when the rotation with pallet 10 has detected when respectively being examined object lens L, can detect the optical characteristics in the dead band that object lens can not be to be detected, shown in Fig. 9 A and 9B.
That is, Fig. 9 A illustrate on the pallet 10 under detecting the state shown in Fig. 8 A respectively examined object lens L the time image I that obtains through chart.Fig. 9 B illustrate under detecting the state shown in Fig. 8 B on the pallet 10 respectively examined object lens L the time image I that obtains through chart.
Shown in Fig. 9 A, the edge of being examined object lens L is divided into regional A, B, C, D, and shadow region A and C are the dead bands that optical characteristics can not be to be detected, and this is because the image I of chart can not arrive said dead band.
Passing through under rotary-tray 10 is realized shown in Fig. 8 B the situation shown in Fig. 9 B; Promptly; Through being examined under the situation of image I of chart that object lens L observes the phase place with change, can in the image I of chart, observe in the previous state regional A and C as the dead band.
With reference to Figure 10, the control system of lens checkout equipment according to an embodiment of the invention will be described now.
Lens checkout equipment according to the present invention can comprise control assembly M, and control assembly M confirms to be examined the optical characteristics of object lens whether in the scope that imposes a condition.
Control assembly M is connected to the sensor 510 of sensor unit, thereby the result of optical characteristics who confirms the image detection that is formed on sensor 510 places through chart and detects the defective lens whether in the scope that imposes a condition.
At this moment; Because control assembly M is connected to memory S and demonstration/input block D; As shown in Figure 10; So whether examined result's (that is, being examined the result of the optical characteristics of object lens) of object lens and be used for confirming being examined object lens is that the storage of defective lens is at memory S and be presented at demonstration/input block D.
Control assembly M is connected to objective table cell driving device 40, and control objective table cell driving device 40, thereby the rotation and the motion of pallet are controlled, thus shown in Fig. 8 A and 8B in the driving objective table unit.
Control assembly M can be connected to chart cell driving device 31, control lens unit drive unit 33 and sensor unit drive unit 50.Under these circumstances; When figure table unit, control lens unit and sensor unit and optical axis alignment; Control assembly M control diagram cell driving device 31, control lens unit drive unit 33 and sensor unit drive unit 50, thus automatically perform and the aiming at of optical axis.
At this moment, utilize through input of demonstrations/input block D content displayed and the required data of optical axis alignment, thus the aiming at of execution and optical axis, as shown in Figure 10.
As aforesaid through control assembly M control diagram cell driving device 31, control lens unit drive unit 33 and sensor unit drive unit 50 automatically perform with optical axis aim at substitute, can manually carry out and the aiming at of optical axis.
That is, the user can control based on direct control chart table unit drive unit 31, control lens unit drive unit 33 and sensor unit drive unit 50, thereby carries out and the aiming at of optical axis.
Figure 11 is the flow chart that the method for controlling the lens checkout equipment according to an embodiment of the invention is shown.Now, with describing method referring to figs. 1 through Figure 10 hereinafter according to the control of the flow chart shown in Figure 11 lens checkout equipment.
In operation S10, regulate detecting unit 300 and/or sensor unit 500, thereby detect the optical characteristics of lens.
Promptly; At this moment; Because detecting unit 300 comprises figure table unit 310 and control lens unit 330, so the adjusting of detecting unit 300 refers to the center of the chart of adjusting figure table unit 310, and will scheme table unit 310, control lens unit 330 and sensor unit 500 and optical axis alignment.
At this moment, can be through manually or automatically regulating each drive unit with figure table unit 310, control lens unit 330 and sensor unit 500 and optical axis alignment.
The method of aiming at of execution with optical axis has been shown among Fig. 2 and Fig. 3.Utilize predetermined laser aid with detecting unit 300 and sensor unit 500 and optical axis alignment.
In operation S10, can regulate in detecting unit 300 and the sensor unit 500, perhaps can regulate detecting unit 300 and sensor unit 500 both.
In operation S10, carry out the adjusting with chart of aiming at optical axis, in operating S20, pallet 10 is loaded on the objective table 410 then.
At this moment, the user is loading pallet 10 manually, perhaps can utilize predetermined transfer equipment loading pallet 10 automatically.
When having loaded pallet 10, in operation S30, control assembly moving stage 410, thus the initial position of pallet 10 is arranged between detecting unit 300 and the sensor unit 500.That is, the object lens of being examined with the initial position that is set to pallet 10 is arranged between detecting unit 300 and the sensor unit 500.
In operation S40; Whether the current location that control assembly is confirmed to be arranged between detecting unit 300 and the sensor unit 500 is initial position; When definite current location was not initial position, in operation S41, storage was about the data of current location in memory; And mobile pallet 10, thereby the next position is arranged between detecting unit 300 and the sensor unit 500.
Along with repetitive operation S30, S40, S41, detected the initial position on the pallet 10.In order exactly the number of times of respectively being examined object lens that detects on the pallet 10 to be counted, must find initial position.
When having found initial position, in operation S50, confirm to be examined object lens and whether be arranged on the initial position that finds through above-described process.
When not existing in initial position when being examined object lens, in operation S51, storage moves to the next position with pallet 10 then about there not being the data of the position of being examined object lens in memory.Though do not examined object lens and execution detection owing to not existing, carried out counting continuously in this position.
When object lens is examined in existence, examined the optical characteristics of object lens.In order to detect the optical characteristics of object lens, in operation S60, carry out and regulate operation, regulate in the operation at this, will be examined object lens and optical axis alignment, and the center that will be examined object lens is regulated about chart.
Because for detecting unit 300 and sensor unit 500; Carried out the adjusting of the aligning and the chart of optical axis; So under the state that detecting unit 300 and sensor unit 500 are fixed, accurately moving stage 410, thereby carry out and the aiming at and the adjusting of chart of optical axis.
Having carried out and the aiming at after the adjusting with chart of optical axis, in operation S70, examined the optical characteristics of object lens.
Here, measure the optical characteristics of being examined object lens through bar chart image in being examined each position of object lens, for example, the modulation transfer function (MTF) value.
In operation S80, whether the particular value of the optical characteristics that control assembly is confirmed to detect as stated is in pre-conditioned scope.
When the particular value of the optical characteristics that detects is not in pre-conditioned scope, in operation S81, examined object lens and be considered to the defective lens, and the storage of positional information that will comprise the defective lens on the pallet 10 is in memory.
When the particular value of the optical characteristics of the detection of being examined object lens is in pre-conditioned scope; Being examined that object lens is considered to is non-defective lens; In operation S91; Control assembly will comprise the storage of positional information of the non-defective lens on the pallet 10 in memory, and pallet 10 is moved to the next position.
At this moment, in operation S90, control assembly is examined detection the frequency n of object lens iTotal n with each position of being examined object lens (hold and respectively examined object lens) on the pallet 10 tCompare, examined the frequency n of object lens when detection iTotal n less than each position on the pallet 10 tThe time, the next position on the readiness tray 10, and from the operation S50 carry out said method once more.
Here, examined the frequency n of object lens iComprise that actual detected is examined the number of times of object lens and skipped the number of times that does not have the position of being examined object lens.
In operation S100, work as the frequency n of being examined object lens iEqual the total n of each position on the pallet 10 tThe time, in operation S101, rotatable stage 410, thereby rotary-tray 10 (with reference to Fig. 8 A and Fig. 8 B).
Rotary-tray 10 is confirmed then whether initial position on pallet 10 exists to be examined object lens, and repetitive operation S30 to S91, comprises being examined object lens and optical axis alignment and regulating chart.
The total degree (being included in the number of times that object lens is examined in the detection of being counted before the rotary-tray 10) of being examined object lens when detection is less than 2n tThe time, detect the object lens of being examined at the next position place.
That is, the detection to the optical characteristics of being examined object lens on the pallet 10 is divided into detection for the first time and detects for the second time.In detecting for the first time and detecting for the second time, the phase place of being examined object lens is changed, and this is described in Fig. 9 A and Fig. 9 B.
Differ from one another aspect the phase place of object lens because detect for the first time with detecting for the second time being examined; Thereby even checked the optical characteristics in the dead band, so in detecting for the second time, can be that the lens of non-defective lens are thought the defective lens with in detecting for the first time, being considered to.
The total degree (being included in the number of times that object lens is examined in the detection of being counted before the rotary-tray 10) of being examined object lens when detection equals 2n tThe time, the detection of being examined object lens on the single pallet 10 is finished.
Therefore, the method for the lens checkout equipment of constructing as stated according to said control detects the lens on the pallet effectively.Thereby can reduce the time and the work that detect lens, and can detect in the lens in the prior art can not be to be detected the dead band, thereby improved the reliability that lens detect.
Now, with describing in detail according to lens sorting arrangement of the present invention and the lens method for sorting that utilizes said lens sorting arrangement with reference to accompanying drawing hereinafter.
According to the present invention, for sort the lens checkout equipment 1 that is contained in as shown in Figure 12 ' pallet 10 in lens L, at first should detect the optical characteristics of each lens L.
Pallet 10 comprises along the lens L of a plurality of row and a plurality of row layout.Pallet 10 be loaded into lens checkout equipment 1 ', the optical characteristics of the lens L on the sequence detection pallet 10 then.At this moment, about the storage of the optical characteristics of lens L in predetermined memory (not shown).
When the testing process of all lens on the pallet 10 is finished,, as shown in Figure 12, then pallet 10 is loaded into the lens sorting arrangement, thereby detects the defective lens on the pallet 10 from lens checkout equipment 1 ' remove pallet 10.To the lens method for sorting that use the lens sorting arrangement be described with reference to Figure 13 to Figure 16 now.
Now, will at first lens sorting arrangement according to an embodiment of the invention be described with reference to Figure 13.Figure 13 is the perspective view that the lens sorting arrangement is shown.
The lens sorting arrangement comprises luminescence display unit 20 and camera unit 30.
Luminescence display unit 20 is suitable for pallet 10 is placed on the luminescence display unit 20, and shows the defective lens among the lens L that is provided to pallet 10.Luminescence display unit 20 comprises matrix 21, circuit board 22, luminescence display panel 23 and orientation direction spare 25.
Matrix 21 provides the support force relative with basal surface, and circuit board 22 can be set to the top surface of matrix 21.
Luminescence display panel 23 is arranged on the circuit board 22, and comprises the predetermined plate that holds a plurality of light-emitting devices 24.
The position that is set to the light-emitting device 24 of luminescence display panel 23 is distinguished corresponding with the position of the lens L that is set to pallet 10 basically.
Therefore, when pallet 10 being placed on 23 last times of luminescence display panel, the lens L of pallet 10 is corresponding respectively with the light-emitting device of luminescence display panel 23 24.
The light-emitting device 24 that is set to luminescence display panel 23 is electrically connected to circuit board 22, and circuit board 22 is connected to the control assembly (not shown).
Therefore, control assembly optionally make light-emitting device 24 luminous and on pallet 10 the display defect lens.
In addition; In order exactly pallet 10 to be placed on the luminescence display panel 23; Can directing pin 26 be set in the sidepiece of sidepiece and pallet 10 of matrix 21, and can the pin-and-hole that hold directing pin 26 11 be set in the sidepiece of matrix 21 and pallet 10 another.
In the present embodiment, directing pin 26 is set to matrix 21, pin-and-hole 11 is set to pallet 10.
Can orientation direction spare 25 be set to the edge of matrix 21 respectively, thereby can pallet 10 be placed on the luminescence display panel 23 exactly.
As shown in Figure 14, orientation direction spare 25 removable predetermined distances, thus can regulate according to the size of pallet.
For example; As shown in Figure 13; For luminescence display unit 20 is carried out the lens sort process on the pallet 10 that is being provided with 100 lens L that arrange by ten row and ten row, luminescence display panel 23 comprises and identical with pallet 10 is listed as 100 light-emitting devices 24 of layout by ten row and ten, still; As shown in Figure 14; When in the 10 ' time of pallet that comprises by seven row and 42 lens L of six row settings, be provided, provide the corresponding luminescence display panel 23 of size and pallet 10 ', thereby by can the mode of pallet 10 ' be placed on the orientation direction spare 25 being regulated orientation direction spare 25.
As shown in Figure 13, a side of matrix 21 can be provided with sensor 27, and whether sensor 27 sensing pallets 10 are set on the luminescence display panel 23.
Camera unit 30 was opened preset distance in 10 minutes with the pallet that is placed on the luminescence display panel 23, and camera unit 30 comprises camera 32 and support member 34, and camera 32 is constructed to take the part or the whole top surface of pallet 10, support member 34 support cameras 32.
With reference to Figure 13 and Figure 15, the control system of lens sorting arrangement will be described now.Figure 15 is the control system that illustrates according to the lens sorting arrangement of the embodiment shown in Figure 13.
Shown in Figure 13 and Figure 15, the light-emitting device 24 of luminescence display panel 23 and the camera 32 of camera unit 30 are connected to control assembly M, and are controlled by control assembly M.
Sensor 27, memory S and display unit D also are connected to control assembly M, thus control assembly M control sensor 27, memory S and display unit D.
Display unit D is constructed to show the image of the pallet 10 that camera unit 30 is taken, and the user detects the defective lens on the pallet 10 through display unit D.In addition, after removing the defective lens, inspection has removed the defective lens and has still removed non-defective lens.
When the lens checkout equipment 1 shown in Figure 12 ' in pallet 10 on when detecting lens; Memory S storage is about the data of the position of the defective lens on the pallet 10, and said data are used to be presented at according to the defective lens on the pallet 10 in the lens sorting arrangement of the embodiment shown in Figure 13 through luminescence display unit 20 then.
Now, with describing according to an embodiment of the invention the lens method for sorting that utilizes the lens sorting arrangement as shown in Figure 16 with reference to Figure 12, Figure 13 and Figure 15 hereinafter.
In operation S10 ', with pallet 10 be loaded in the lens checkout equipment 1 shown in Figure 12 ' on, and detect the optical characteristics of the lens on the pallet 10, thereby detect the position of defective lens.At this moment, will be in memory S about the storage of the position of the defective lens on the pallet 10.
From lens checkout equipment 1 ' remove pallet 10, then pallet 10 is placed on the luminescence display unit 20 of the lens sorting arrangement shown in Figure 13.In operation S20 ', whether sensor 27 sensing pallets 10 are on luminescence display panel 23.
In operation S30 ', when also not on luminescence display unit 20 during loading pallet 10, or when on luminescence display unit 20, having loaded pallet 10 inadequately, the situation that sensor 27 sensings are such.In operation S31 ', when not having loading pallet 10, sensor 27 makes display unit D show does not have loading pallet 10.
After having confirmed whether pallet 10 is loaded, in operation S40 ', corresponding light-emitting device is luminous based on the data that are stored among the memory S, thereby shows the position of the defective lens on the pallet 10.
Light-emitting device 24 can comprise Tricolor LED (LED).For example, can be when the display defect lens red-emitting, can or launch the light of other color when showing non-defective lens in other cases.
Then, camera unit 30 is taken such situation, thereby forms image, and said image shows through display unit D, thus the exact position of the defective lens on the detection pallet 10.
As stated, when the defective lens on the demonstration pallet 10, in operation S50 ', remove the defective lens.
When the error owing to the user had removed non-defective lens, at operation S60 ', control assembly M determined whether to have removed non-defective lens.When having removed non-defective lens, in operation S 61 ', show to have removed non-defective lens (for example, can launch blue light).
When having removed the defective lens, in operation S70 ', the quantity n of the defective lens that control assembly M inspection removes r, in operation S80 ', with quantity n rWith quantity n based on the defective lens that are stored in the data among the memory S dCompare.
Quantity n when the defective lens that remove rWith quantity n based on the defective lens of said data dNot not simultaneously, with the defective lens that are removed still on pallet 10.Therefore, in operation S81 ', sensing begins the defective lens that are removed the operation of repetition front from operation S40 ' then, thereby removes all defective lens.
Quantity n when the defective lens that remove rWith quantity n based on the defective lens of said data dWhen identical, remove all defective lens, and only on pallet 10, remained non-defective lens.
Therefore, in operation S90 ', unloading pallet 10, the lens method for sorting finishes.
As stated, said lens method for sorting has been realized the Simple and Reliable sort process.
Be suitable for detecting effectively a plurality of lens according to lens checkout equipment of the present invention and control method thereof; Thereby reduce the time and the work that are used to detect lens; And be suitable for detecting can not be to be detected in the prior art of lens the dead band, thereby improve the reliability that detects lens.
Be suitable for easily sorting the lens that are considered to the defective lens based on the result of the optical characteristics of each lens on the pallet in the lens checkout equipment according to lens sorting arrangement of the present invention and the lens method for sorting that utilizes said lens sorting arrangement; And be suitable for easily confirming whether the letter sorting of defective lens is suitably carried out, thereby improve the reliability of separating lens.
Though the present invention who has illustrated and described according to exemplary embodiment it will be apparent to those skilled in the art that under the situation that does not break away from the spirit and scope of the present invention that are defined by the claims, can make and revising and change.

Claims (15)

1. lens sorting arrangement comprises:
Matrix;
Luminescence display unit; Be arranged on the matrix, pallet is arranged on the luminescence display unit, and pallet comprises a plurality of lens of arranging by a plurality of row and a plurality of row; Luminescence display unit comprises the light-emitting device that is positioned at the position corresponding with the lens difference, thus the display defect lens;
Camera unit is constructed to take the pallet that is arranged on the luminescence display unit, and whether inspection exists the defective lens and whether removed the defective lens.
2. lens sorting arrangement as claimed in claim 1, wherein, luminescence display unit comprises:
Circuit board is arranged on the matrix;
Luminescence display panel is arranged on the circuit board, and be adapted such that light-emitting device with pallet on the identical mode of mode of each lens arrange and make light-emitting device be connected to circuit board.
3. lens sorting arrangement as claimed in claim 2, wherein, luminescence display unit also comprises:
Orientation direction spare is set to matrix, and the location of guiding pallet, makes pallet be arranged on the luminescence display panel.
4. lens sorting arrangement as claimed in claim 2, wherein, luminescence display unit also comprises:
Directing pin is set in the sidepiece of sidepiece and matrix of pallet;
Pin-and-hole is set in the sidepiece of sidepiece and substrate of pallet another, and holds directing pin.
5. lens sorting arrangement as claimed in claim 2, wherein, luminescence display unit also comprises:
Sensor be set to the sidepiece of matrix, thereby whether the sensing pallet is positioned on the luminescence display panel.
6. lens sorting arrangement as claimed in claim 1, wherein, camera unit comprises:
Camera separates preset distance with the pallet that is arranged on the active display, camera photographing section or whole pallet;
Support member, support cameras.
7. lens sorting arrangement as claimed in claim 3, wherein, orientation direction spare is constructed to be placed with according to the size adjustment of pallet the size of the parts of pallet.
8. lens sorting arrangement as claimed in claim 2 also comprises control assembly,
Wherein, control assembly is connected to camera unit and is set to each light-emitting device of luminescence display panel, and makes the light-emitting device of confirming through tentation data luminous, thus the display defect lens.
9. lens sorting arrangement as claimed in claim 8 also comprises memory,
Wherein, memory stores is considered to the data of position of the lens of defective lens when in predetermined lens checkout equipment, detecting lens on the pallet, and is provided for the information of control assembly control luminescence display panel.
10. lens sorting arrangement as claimed in claim 8 also comprises display unit,
Wherein, display unit shows the image that the camera unit by the luminescence display panel of taking the display defect lens provides.
11. a lens method for sorting comprises the steps:
Storage is through detecting the data that a plurality of lens on the pallet obtain in predetermined lens checkout equipment;
Pallet is placed on the luminescence display panel, thus with light-emitting device be arranged on pallet on the corresponding position, position of each lens;
Through the data based on storage make be arranged on pallet on the light-emitting device of corresponding position, the position of defective lens luminous, come the position of display defect lens;
Remove the defective lens.
12. lens method for sorting as claimed in claim 11 also comprises: after the step of display position,
The pallet of shooting under the state that has shown the defective lens through light-emitting device at the camera unit place;
Show the image that provides by camera unit through display unit.
13. lens method for sorting as claimed in claim 11 also comprises: before the step of display position,
Whether the sensing pallet is on luminescence display panel;
Show that when pallet is not on luminescence display panel pallet is not on luminescence display panel.
14. lens method for sorting as claimed in claim 12, wherein, the step that removes the defective lens comprises:
Based on through display unit images displayed information, determine whether to have removed non-defective lens from pallet;
When having removed non-defective lens, show information about the position of the non-defective lens that remove.
15. lens method for sorting as claimed in claim 12, wherein, the light-emitting device luminous at the luminescence display panel place comprises Tricolor LED, thereby sends the light of different colours according to the situation of defective lens on the situation of non-defective lens on the pallet and the pallet.
CN201110349636.3A 2008-08-07 2009-01-23 Apparatus for lens sorting and method of lens sorting using the same Expired - Fee Related CN102389876B (en)

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KR1020080077426A KR100956230B1 (en) 2008-08-07 2008-08-07 Apparatus for inspecting lens and control method for the same
KR1020080078515A KR101038829B1 (en) 2008-08-11 2008-08-11 Apparatus for lens sorting and method of lens sorting using the same
KR10-2008-0078515 2008-08-11

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CN101078668A (en) * 2006-05-26 2007-11-28 富士能株式会社 Lens determining device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103418555A (en) * 2013-07-10 2013-12-04 江苏大学 Three-disc eyeglass sorting system
CN108855992A (en) * 2018-07-12 2018-11-23 机械科学研究总院海西(福建)分院有限公司 A kind of detection of glass and defective products rejecting mechanism
CN108855992B (en) * 2018-07-12 2024-05-14 机械科学研究总院海西(福建)分院有限公司 Glass detection mechanism with defective product rejection function
CN109513642A (en) * 2018-11-30 2019-03-26 松林光电科技(湖北)有限公司 A kind of automatic detection lens pick and place method with disk
CN111623961A (en) * 2020-06-10 2020-09-04 太仓考斯茂石英有限公司 Glass lens detector and control method

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