CN102389876B - 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
CN102389876B
CN102389876B CN201110349636.3A CN201110349636A CN102389876B CN 102389876 B CN102389876 B CN 102389876B CN 201110349636 A CN201110349636 A CN 201110349636A CN 102389876 B CN102389876 B CN 102389876B
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China
Prior art keywords
lens
pallet
defect
unit
luminescence display
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CN201110349636.3A
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CN102389876A (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
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Publication of CN102389876A publication Critical patent/CN102389876A/en
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Abstract

The invention provides an equipment and a method for sorting lens. The lens sorting equipment comprises a base body; a light emitting display unit, which is arranged on the base body, a tray is arranged on the light emitting display unit, the tray comprises a plurality of lens which are arranged according to a plurality of rows and lines, the light emitting display unit comprises a lighting emitting device at the respectively corresponding location with the lens, so as to display the defect of lens; a memorizer, which memorizes the data of defect lens detected by a lens detecting device; a camera unit; a control component, which compares the amount of the removed defect lens and the amount of the defect lens based on the data of the memorizer. When applying the lens sorting method of the lens sorting equipment mentioned in the invention, it is easy to sort the lens, which are identified as defect lens based on the result of the optical property or every lens on the tray in the detection of the lens detecting device, and the method is easy for confirming whether the sorting of the detection lens is properly applied, so as to improve the reliability of the lens sorting.

Description

Lens sorting arrangement and lens method for sorting
The application is to be dividing an application of January 23, application number in 2009 are 200910003904.9, denomination of invention is " detecting the equipment of lens and the Apparatus and method for of control method and separating lens thereof " application for a patent for invention the applying date.
Technical field
The present invention relates to a kind of equipment for detection of lens and a kind of method of controlling described equipment, more particularly, the equipment and a kind of method of controlling described lens checkout equipment that relate to a kind of optical characteristics of the lens for detection of using in camera apparatus or camera model.
The invention still further relates to a kind of equipment for separating lens and a kind of method of utilizing described equipment to carry out separating lens, more particularly, relate to a kind of for sorting the lens sorting arrangement of defect lens on the pallet of a plurality of lens and a kind ofly utilize described lens sorting arrangement to carry out the method for separating lens being furnished with.
Background technology
Conventionally, the camera model and the camera that are arranged in various personal portable terminal devices or mobile communication terminal comprise that refraction incident light is to form at least one lens of image.
Manufacture such lens, then lens are carried out to predetermined characterization processes, thereby determine that lens have qualified lens or the defect lens of the optical characteristics needing.Qualified lens are used in camera or camera model, and defect lens go out of use.
Thereby determine that when detecting in the above described manner the optical characteristics of lens lens are defect lens while being also non-defect lens, for example, the in the situation that of camera model, are not to be designed to only detect lens, but detect the camera model that comprises lens.Therefore,, when lens are considered to defect lens, itself goes out of use lens module.
In addition,, even in the situation that only detect the optical characteristics of lens, after having detected the optical characteristics of lens, equipment need to 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 have and are difficult to detected part, that is, dead band (dead zone), therefore, is difficult to detect the accurate optical characteristics of lens.
Meanwhile, in order to check whether there are defect lens, can detect each lens, but recently, what at lens checkout equipment place, detect is the pallet that holds a plurality of lens, thereby obtains about the non-defect lens on pallet and the data of defect lens.
Therefore, need exploitation for remove the equipment of defect lens from holding the pallet of a plurality of lens.
Summary of the invention
An aspect of of the present present invention provides a kind of lens checkout equipment and control method thereof, described equipment and method can detect a plurality of lens effectively, thereby reduce the time and the work that detect in lens, and can detect lens in the prior art can not be detected dead band, thereby improve to detect the reliability of lens.
Another aspect of the present invention provides a kind of lens sorting arrangement and utilizes the lens method for sorting of described lens sorting arrangement, described equipment and method can easily sort each lens based on pallet in lens checkout equipment optical characteristics result and be considered to the lens of defect lens, and whether the sorting that can easily determine defect lens just suitably carried out, thereby improve the reliability of separating lens.
According to an aspect of the present invention, provide a kind of lens checkout equipment, described 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; Objective table unit, comprise objective table, telecontrol equipment and whirligig, pallet is placed on objective table, and telecontrol equipment is along rectilinear direction moving stage, whirligig is around optical axis rotatable stage, and pallet comprises is examined object lens and between detecting unit and sensor unit.
Detecting unit can comprise: figure table unit, comprise light source part, chart parts and chart cell driving device, light source part comprises predetermined light source, and chart parts comprise the chart with predetermined pattern, and chart cell driving device is constructed to mobile light source parts and chart parts; Control lens unit, comprise the control lens of the picture size of control diagram, thereby form image at sensor place.
Chart cell driving device can comprise: the first motor adjustment parts, move figure table unit along optical axis; The second motor adjustment parts, move figure table unit along the longitudinal direction substantially vertical with optical axis; The 3rd motor adjustment parts, move figure table unit along the horizontal direction substantially vertical with optical axis; Tilt adjustment parts, to carry out rotation diagram table unit with the predetermined angular that axle was become 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 fixed support member, and sensor unit drive unit comprises: highly regulate parts, along optical axis, move fixed support member; The first control parts of motion, moves fixed support member along the longitudinal direction substantially vertical with optical axis; The second control parts of motion, moves fixed support member along the horizontal direction substantially vertical with optical axis; Inclination control parts, to rotate fixed support member with the predetermined angular that axle was become that is basically perpendicular to optical axis.
Objective table can comprise: gripper shoe, and support tray also can rotate around optical axis; Opening, in gripper shoe, for exposing sensor unit.
Telecontrol equipment can comprise: the first telecontrol equipment, along the longitudinal direction moving stage substantially vertical with optical axis; The second telecontrol equipment, along the horizontal direction moving stage substantially vertical with optical axis.
The first telecontrol equipment can comprise the first maneuvering board and the first driver part, the first maneuvering board supports objective table and moves along the longitudinal direction substantially vertical with optical axis, the first driver part drives the first maneuvering board, the second telecontrol equipment can comprise the second maneuvering board and the second driver part, the second maneuvering board supports the first maneuvering board and moves along the horizontal direction substantially vertical with optical axis, and the second driver part drives the second maneuvering board.
Whirligig can comprise: motor, produces moment of torsion; Power delivery member, is connected to objective table by motor, and the torque transfer of motor is arrived to objective table, thus rotatable stage.
Detecting unit can comprise: objective lens parts, in detecting unit lower end, towards sensor unit; Setup unit, can remove and be attached to objective lens parts, and be constructed to the sensor of the chart of detecting unit and sensor unit and optical axis alignment.
Setup unit can comprise: main body, and can remove and be attached to objective lens parts, and comprise side surface portion and sloping portion, side surface portion is vertically set to the side surface of main body, and sloping portion tilts at a predetermined angle in the lower end of main body; Speculum, is set to the inner surface of side surface portion; Half-reflecting mirror, be set to sloping portion, and the laser beam that is constructed to the laser aid from predetermined to produce reflexes to sensor, then by the beam reflection of returning from sensor to laser aid, half-reflecting mirror is constructed to the laser beam producing from laser aid to be transferred to speculum, then by the beam reflection of returning from speculum to detecting unit, then by the beam Propagation of returning from detecting unit to laser aid.
Described lens checkout equipment can also comprise the display unit that is connected to laser aid, thereby shows the position that produces the light beam then returning through setup unit from laser aid.
Sensor unit can also comprise the setting guiding piece that is attached to fixed support member, thus the position of guiding sensor.
Sensor can comprise sensing part and connection substrate, sensing part and optical axis alignment, and connection substrate is connected to the sidepiece of sensing part, thereby sensor is connected to predetermined 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 caving in, thereby connection substrate is set.
Described lens checkout equipment can also comprise: a plurality of accommodation holes, be set to fixed support member, and spaced apart a predetermined distance; Guide pin, any one in accommodation hole optionally held, and projects upwards.
Setting guiding piece can comprise: at least one combined hole, is suitable for aiming at accommodation hole and does not use guide pin and be attached to accommodation hole; Pin-and-hole, is adapted so that guide pin is inserted in pin-and-hole.
Accommodation hole can around optical axis be separated from each other substantially about 90 degree, combined hole and pin-and-hole around optical axis be separated from each other substantially about 90 degree.
Lens checkout equipment can also comprise control assembly, and control assembly is controlled the driving of objective table unit, and determines that the optical characteristics of being examined object lens is whether in the scope imposing a condition.
Described lens checkout equipment can also comprise control assembly, and control assembly is controlled respectively the driving of detecting unit, the driving of the driving of sensor unit and objective table unit, and determine that the optical characteristics examined object lens is whether in the scope imposing a condition.
Described 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 the driving condition of the driving condition of detecting unit, the driving condition of sensor unit and objective table unit, and shows the information of the optical characteristics of being examined object lens about detecting.
According to a further aspect in the invention, provide a kind of method of controlling lens checkout equipment, described 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 objective table unit, pallet comprises is examined object lens; By mobile pallet, with respect to chart, regulate and examined object lens, and will be examined object lens and optical axis alignment; By mobile pallet sequence detection, respectively examined the optical characteristics of object lens.
Regulate the step of sensor unit and detecting unit to comprise: regulate the figure table unit that is set to detecting unit, thereby by the sensor alignment of the center of chart and sensor unit; By detecting unit and sensor unit and optical axis alignment.
Described 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 optical axis.
Described method can also comprise: determine whether the position in optical axis on pallet is initial position; When the position in optical axis on pallet is not initial position, storage is about the data of the position in optical axis on pallet and move to the next position.
Whether described method can also comprise: when the position in optical axis on pallet is initial position, determines in initial position and exist and examined object lens; When not existing in initial position while being examined object lens, storage is about the data of the position in optical axis on pallet and move to the next position.
The step that detects optical characteristics can comprise: on sequence detection pallet, examined object lens for the first time, 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 optical axis; Determine that the optical characteristics examined object lens is whether in the scope imposing a condition; In the time of in being examined the scope that the optical characteristics of object lens imposing a condition, storage is the data of being examined object lens of non-defect lens about being considered to, and detects next and examined object lens; In the time of in the scope that the optical characteristics of being examined object lens is not being set, storage is about the data of being examined object lens of thinking defect lens of quilt, and detects next and examined object lens.
The step that detects optical characteristics can also comprise that sequence detection is examined object lens for the second time, by pallet being rotated to predetermined angular around optical axis, make the phase place of being examined object lens in the step of the phase place of being examined object lens in the step of sequence detection for the second time and sequence detection for the first time different, the step of sequence detection can comprise for the second time: determine that all on pallet whether detected in the step of sequence detection for the first time examined object lens; On pallet, all object lens of being examined when detected in the step of sequence detection for the first time, rotated predetermined angle around optical axis by pallet, thereby are detected the object lens of being examined on pallet with the angle changing; Re-adjustments is examined the step of object lens and the step of sequence detection for the first time.
According to a further aspect of the invention, provide a kind of lens sorting arrangement, described lens sorting arrangement comprises: matrix; Luminescence display unit, be arranged on matrix, pallet is arranged on 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 lens difference, thus display defect lens; Camera unit, is constructed to shooting and is arranged on the pallet on luminescence display unit, and checks whether there are defect lens and whether removed defect lens.
Luminescence display unit can comprise: circuit board, is arranged on matrix; Luminescence display panel, is arranged on circuit board, and be adapted so 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 part, and be set to matrix, and guide the location of pallet, pallet is arranged on luminescence display panel.
Luminescence display unit can also comprise: guide pin, is set in the sidepiece of pallet and the sidepiece of matrix; Pin-and-hole, is set to another in the sidepiece of pallet and the sidepiece of substrate, and holds guide pin.
Luminescence display unit can also comprise: sensor, be set to the sidepiece of matrix, thereby whether sensing pallet is positioned on luminescence display panel.
Camera unit can comprise: camera, separates preset distance with the pallet being arranged on active display, camera photographing section or whole pallet; Support member, supports camera.
Orientation direction part can be constructed to regulate according to the size of pallet the size of the parts that are placed with pallet.
Described lens sorting arrangement can also comprise control assembly, and wherein, control assembly is connected to camera unit and be set to each light-emitting device of luminescence display panel, and make by the definite light-emitting device of tentation data luminous, thereby display defect lens.
Described lens sorting arrangement can also comprise memory, wherein, memory stores is considered to the data of position of the lens of defect lens when detecting lens in the lens checkout equipment predetermined on pallet, and is provided for the information that control assembly is controlled luminescence display panel.
Described lens sorting arrangement can also comprise display unit, and wherein, the image being provided by the camera unit of taking the luminescence display panel of display defect lens is provided display unit.
According to a further aspect of the invention, provide a kind of lens method for sorting, described method comprises the steps: that storage is by detecting the data that a plurality of lens on pallet obtain in the lens checkout equipment predetermined; Pallet is placed on luminescence display panel, thereby light-emitting device is arranged on to the position corresponding with the position of each lens on pallet; The light-emitting device that makes to be arranged on the position corresponding with the position of defect lens on pallet by the data based on storage is luminous, comes the position of display defect lens; Remove defect lens.
Described lens method for sorting can also comprise: after the step of display position, take the pallet under the state that has shown defect lens by light-emitting device at camera unit place; The image being provided by camera unit is provided by display unit.
Described lens method for sorting can also comprise: before the step of display position, whether sensing pallet is on luminescence display panel; When pallet is not on luminescence display panel, show that pallet is not on luminescence display panel.
The step that removes defect lens can comprise: the image information based on showing by display unit, determines whether to have removed non-defect lens from pallet; When having removed non-defect lens, show the information of the position of the non-defect lens about removing.
At luminescence display panel place, luminous light-emitting device can comprise Tricolor LED (LED), thus the light that sends different colours according to the situation of defect lens on the situation of non-defect lens on pallet, pallet and other situation.
Accompanying drawing explanation
By detailed description with reference to the accompanying drawings, by more clearly understand of the present invention above with other aspect, feature and other advantage, in accompanying drawing:
Fig. 1 is the perspective view illustrating according to the lens checkout equipment of the embodiment of the present invention;
Fig. 2 schematically shows the side view of the lens checkout equipment shown in Fig. 1 and utilizes setup unit to aim at the method for optical axis;
Fig. 3 illustrates the detailed view that the setup unit utilizing shown in Fig. 2 is aimed at the method for optical axis;
Fig. 4 is the schematic diagram illustrating according to the sensor unit of the lens checkout equipment of the embodiment of the present invention;
Fig. 5 is the schematic diagram 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 setting guiding piece installation of sensors to be arrived to the schematic diagram of the method for fixed support member;
Fig. 7 is the schematic diagram that the pallet of the lens checkout equipment being loaded into shown in Fig. 1 is shown;
Fig. 8 A is the diagram detecting for the first time of being examined object lens on the pallet illustrating in lens checkout equipment shown in Figure 7;
Fig. 8 B illustrates the diagram detecting for 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 time the image that obtains by chart;
Fig. 9 B be on the pallet under detecting the state shown in Fig. 8 B examined object lens time the image that obtains by chart;
Figure 10 is the block diagram illustrating according to the control system of the lens checkout equipment of the embodiment of the present invention;
Figure 11 is the flow chart illustrating according to the method for the control lens checkout equipment of the embodiment of the present invention;
Figure 12 is the perspective view that the lens checkout equipment of arranging for separating lens is shown, and described lens checkout equipment detects the optical characteristics of lens;
Figure 13 is the perspective view illustrating according to the lens sorting arrangement of separating lens on the pallet shown in Figure 12 of the embodiment of the present invention;
Figure 14 is the diagram illustrating according to the luminescence display unit of the lens sorting arrangement of the embodiment of the present invention;
Figure 15 is the block diagram illustrating according to the control system of the lens sorting arrangement of the embodiment of the present invention;
Figure 16 is the flow chart illustrating according to the method for the separating lens of the embodiment of the present invention.
The specific embodiment
Now, describe with reference to the accompanying drawings exemplary embodiment of the present invention in detail.
Fig. 1 is the perspective view illustrating according to the lens checkout equipment of the embodiment of the present invention.Fig. 2 is the side view that schematically shows the lens checkout equipment shown in Fig. 1.
Meanwhile, according to lens checkout equipment of the present invention and control method thereof, be suitable for the optical characteristics of being examined object lens described in detecting respectively when being provided with the pallet of being examined object lens of arranging by a plurality of row and columns mobile.
See figures.1.and.2, according to the optical detection apparatus of the present embodiment, comprise detecting unit 300, sensor unit 500 and objective table unit 400.
Objective table unit 400 is arranged on 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 being examined the chart (chart) of object lens, and can move, to aim at optical axis.As shown in Figures 1 and 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 the chart with predetermined pattern and be configured to the chart cell driving device of mobile figure table unit 310.
Light source part 311 comprises the light source of the luminous intensity that provides required when object lens is examined in detection.In chart parts 312, the predetermined pattern of chart is as the reference of being examined the optical characteristics of object lens.
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 tilt adjustment parts are to carry out rotation diagram table unit 310 with the predetermined angular that axle was become that is basically perpendicular to optical axis.
The linear motion device of chart cell driving device comprises along the first motor adjustment parts 321 of the mobile figure table unit 310 of optical axis (z direction of principal axis), along the second motor adjustment parts 322 of longitudinal direction (x direction of principal axis) the mobile figure table unit 310 substantially vertical with optical axis and along the 3rd motor adjustment parts 323 of horizontal direction (y direction of principal axis) the mobile figure table unit 310 substantially vertical with optical axis.
Can guide the motion of the linear motion device that passes through chart cell driving device of figure table unit 310.With reference to Fig. 1, guiding elements 324 is set to the motion of passing through the first motor adjustment parts 321 of guiding figure table unit 310.
Control lens unit 330 and comprise control lens (not shown) and objective lens parts 331, wherein, control lens in controlling lens unit 330, objective lens parts 331 is in controlling the lower end of lens unit 330, thereby objective lens parts 331 is in the face of objective table unit 400.
Owing to being provided to the size of the chart of figure table unit 310, be even greater than the size of being examined object lens or sensor, so chart and examined object lens and need the distance of wide apart each other, to be formed the whole image of chart by examining object lens at sensor place.
Yet structure above makes the whole oversize of lens checkout equipment.
Therefore,, in order to obtain the whole image of chart by sensor and to reduce chart and examined the distance between object lens simultaneously, the control lens for the picture size of control diagram are installed.
Control lens unit 330 and can also utilize and control lens unit drive unit and come longitudinally, laterally and movement in vertical direction, thus and optical axis alignment.Selectively, controlling lens unit 330 can fix and not utilize and control lens unit drive unit.
With reference to Fig. 2, now will the sensor unit 500 of lens checkout equipment be described in more detail.
Sensor unit 500 comprises sensor 510, fixed support member 540 and sensor unit drive unit.
Sensor 510 is 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 image sensor (CCD) or complementary metal oxide semiconductors (CMOS) (CMOS).
Fixed support member 540 is constructed to sensor 510 to be fixed to the accurate location relevant to optical axis.
Sensor unit drive unit comprises rectilinear motion control assembly and inclination control parts.Inclination control parts are to rotate fixed support member 540 with the predetermined angular that axle was become that is basically perpendicular to optical axis.Rectilinear motion control assembly longitudinally, laterally and vertical direction press the fixed support member 540 that traveling priority is used for fixation of sensor 510.
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 parts 524, along the longitudinal direction substantially vertical with optical axis, moves the first control parts of motion 521 of fixed support member 540 and along the horizontal direction substantially vertical with optical axis, move the second control parts of motion 522 of fixed support member 540.
Sensor unit 500 also comprises sets guiding piece (not shown), sets guiding piece guiding sensor 510, thereby sensor 510 is set in to the accurate location place of fixed support member 540, and this will be described later.
With reference to Fig. 1, now objective table unit 400 will schematically be described.
Objective table unit 400 comprises objective table 410, telecontrol equipment and whirligig 450.Pallet is placed on 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 described 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 support trays, and can rotate around optical axis.In gripper shoe 411, open opening 412, thereby expose sensor unit 500.
Opening 412 is provided with and is suitable for supporting the predetermined supporting construction that is placed on the pallet on opening 412.
Telecontrol equipment comprises the first telecontrol equipment and the second telecontrol equipment, and the first telecontrol equipment is along the longitudinal direction moving stage substantially vertical with optical axis 410, the second telecontrol equipments along the horizontal direction moving stage 410 substantially vertical with optical axis.
The first telecontrol equipment can comprise that the first maneuvering board 431 and the first driver part 421, the first maneuvering boards 431 support objective table 410 and move along the longitudinal direction substantially vertical with optical axis, and the first driver part 421 drives the first maneuvering board 431.
The second telecontrol equipment can comprise that the second maneuvering board 432 and the second driver part 422, the second maneuvering boards 432 support the first maneuvering board 431 and move along the horizontal direction substantially vertical with optical axis, and the second driver part 422 drives the second maneuvering board 432.
The first guide member 441 can guide the motion of the first maneuvering board 431, and the second guide member 442 can guide the motion of the 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 by motor 451, and the torque transfer of motor 45I is arrived to objective table 410, thus rotatable stage 410.
Power delivery member 452 comprises and being suitable for the torque transfer of motor 451 to objective table 410 with all power delivery assemblies of rotatable stage 410.
Although power delivery band is illustrated as power delivery member 452 in Fig. 1, power delivery member 452 is not limited to this.For example, can be by the geared system of the moment of torsion of transmission motor 451 as power delivery member 452.
With reference to Fig. 2 and Fig. 3, will the setup unit 600 and lens checkout equipment and method optical axis alignment of utilizing setup unit 600 of lens checkout equipment be described according to embodiments of the invention now.
Setup unit 600 is constructed to figure table unit 310 center, controls lens unit 330 center and sensor unit 500 center and optical axis alignment.
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.
Separated laser aid 650 is constructed to be provided for by figure table unit 310, control lens unit 330 and sensor unit 500 reference with optical axis alignment.
That is, when laser aid 650 arranges as shown in Figure 2, and laser beam irradiation is during to setup unit 600, and the laser beam of irradiation can be aimed at the laser beam that is set unit 600 reflections, thereby by detecting unit 300 and sensor unit 500 and optical axis alignment.
With reference to Fig. 3, will describe setup unit 600 in detail and utilize setup unit 600 and method optical axis alignment now.
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 is vertically set to the side surface of main body 610, and the lower end of main body 610 is provided with by the sloping portion 611 of 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 reflect laser beam, and half-reflecting mirror 621 is constructed to reflect a part for laser beam, and transmits the other parts of laser beam.
Therefore, a part for the laser beam irradiating from laser aid 650 is reflected by the outer surface of half-reflecting mirror 621, then propagate into sensor 510, and another part of described laser beam transmission is by half-reflecting mirror 621, then be reflected mirror 622 reflections, then by the inner surface of half-reflecting mirror 621 secondary reflection again, then propagate into and control lens 332.
The laser beam that propagates into sensor 510 is reflected by sensor 510, then returns to half-reflecting mirror 621, and then, by half-reflecting mirror 621 secondary reflection again, then return laser light device 650.
Propagate into the laser beam of controlling lens 332 and controlled lens 332 reflections, then return to half-reflecting mirror 621, then, by half-reflecting mirror 621 secondary reflection again, then return laser light device 650.
That is,, with reference to Fig. 3, the laser beam irradiating from laser aid 650 is as follows through the path of sensor 510 return laser light devices 650:
Figure BSA00000608494800111
The laser beam irradiating from laser aid 650 is as follows through the path of control lens 332 return laser light devices 650:
Figure BSA00000608494800112
As mentioned above, when point 1,2,3 position is identical, the optical axis of detecting unit 300 and sensor unit 500 are aimed at.Otherwise, in the situation that the optical axis of detecting unit 300 and sensor unit 500 does not have to aim at, drive with mobile and tilt detection unit 300 and sensor unit 500, make the position of the point 1,2,3 shown in Fig. 3 identical, thereby aim at optical axis.
Now, owing to can be difficult to detect misalignment in the situation that point 1,2,3 has same color, so point 1,2,3 can have the color differing from one another.
That is, predetermined material can be coated on speculum 622 or half-reflecting mirror 621, make invocation point 1,2,3 there is the color differing from one another.Selectively, predetermined material can be coated in and control on lens 332 or sensor 510.
With reference to Fig. 4 to Fig. 6, now in detail the setting guiding piece 530 of sensor unit 500 will be described.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 is fixed to the upper end of fixed support member 540, sensor unit 500 is provided with sets guiding piece 530, thereby sensor 510 is directed to fixed position accurately.
Sensor 510 comprises sensing part 511 and connection substrate 512, and sensing part 511 is configured to form image, and connection substrate 512 is connected to predetermined control device by sensing part 511, as shown in Figure 4.
For example, connection substrate 512 can be flexible printed circuit board (FPCB).Connection substrate 512 can be connected to the lateral edge portions of 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 there is unlimited sidepiece, thereby by connection substrate 512 location.
Set guiding piece 530 and comprise combined hole 534, thereby set guiding piece 530, by combined hole 534, be attached to removedly fixed support member 540.
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 optionally held guide pin 542.
Accommodation hole 541 holds a part for guide pin 542, and the remainder of guide pin 542 projects upwards from the upper end of fixed support member 540.
The partial insertion to upper process of guide pin 542 is to being set in the pin-and-hole 533 of setting guiding piece 530, thereby will set guiding piece 530 and be fixed to the position accurately of 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 guiding piece 530.
With reference to Fig. 6 A and Fig. 6 B, set guiding piece 530 and roughly there is " C " shape.Set guiding piece 530 and comprise the setting depression 531 corresponding with the sensing part 511 of sensor 510 and the opening 532 in a side of setting depression 531.
Pin-and-hole 533 is arranged in the opposite side portion of the opening 532 of setting guiding piece 530, and each combined hole 534 separates about 90 degree with pin-and-hole 533.
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 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 connection substrate 512, as shown in Fig. 6 A.
Any one in accommodation hole 541 held guide pin 542.The installation site of setting guiding piece 530 depends on the position of guide pin 542.
; owing to being configured to hold the accommodation hole 541 of guide pin 542 about 90 degree that are separated from each other; so the position of guide pin 542 can be moved with about 90 degree; and under the state that the position that is inserted with therein the pin-and-hole 533 of guide pin 542 can rotate according to about 90 degree, set guiding piece 530 and be attached to fixed support member 540.
Along with guide pin 542 is inserted in pin-and-hole 533, combined hole 534 is not attached to accommodation hole 541 by predetermined spiral component in the situation that there is no guide pin 542, makes to set guiding piece 530 and is fixed to fixed support member 40.
Now, as shown in Fig. 6 A, the setting of setting guiding piece 530 inductive means 511 of 531 guiding sensors 510 that caves in, sets the opening 532 guiding connection substrates 512 of guiding piece 530, makes sensor 510 be fixed to exactly fixed support member 540.
With reference to Fig. 6 B, the sensor 510as different from the sensor 510 shown in Fig. 6 A are installed to fixed support member 540.
As shown in Fig. 6 B, sensor 510a comprises sensing part 511a and the connection substrate 512a that is connected to the lateral edges of sensing part 511a, and connection substrate 512a is along straight line setting.
The connection substrate 512a of sensor 510a shown in Fig. 6 B separates about 90 degree with the connection substrate 512 of the sensor 510 shown in Fig. 6 A.
Therefore, the position of the opening 532 of setting guiding piece 530 can change accordingly with the position of connection substrate 512a.
In order to change the position of setting guiding piece 530, the accommodation hole 541 being positioned in the relative side with the position of connection substrate 512a holds guide pin 542, and guide pin 542 is inserted in pin-and-hole 533, thereby carries out the combination of setting guiding piece 530.
That is, set guiding piece 530 and be attached to fixed support member 540, as shown in Fig. 6 B.Now, combined hole 534 is not attached to accommodation hole 541 by predetermined spiral component in the situation that there is no guide pin 542.
As mentioned above, 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 connection substrate 512a is arranged in opening 532, thus fixation of sensor 510a.
The setting guiding piece 530 with structure is above suitable for sensor 510 to be fixed to accurate location, even also can use identical fixed guide 530 when the change in shape of the connection substrate of sensor.
With reference to Fig. 7 to Fig. 9, will the operation of objective table 400 and the testing mechanism of being examined object lens on pallet be described now.
As shown in Fig. 4 to Fig. 6 B, sensor 510 is fixed to sensor unit 500 by setting guiding piece 530, and as shown in Figures 2 and 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 the first driver part 421 and the second driver part 422), with mobile pallet 10, the optical characteristics of being examined object lens on pallet 10 is sequentially detected.
Now, the telecontrol equipment of objective table unit 400 (comprising the first driver part 421 and the second driver part 422) mobile pallet 10, thereby examined object lens and optical axis alignment by one, by detecting unit 300 and sensor unit 500, detected the optical characteristics of being examined object lens with optical axis alignment.
With reference to Fig. 8 A and Fig. 8 B, will the motion of the telecontrol equipment that passes through objective table unit 400 (comprising the first driver part 421 and the second driver part 422) of pallet 10 be described now.
With reference to Fig. 8 A, examined object lens L and be arranged on pallet 10 by a plurality of row and a plurality of row.
First, utilize objective table unit 400 mobile pallets 10, thereby by the initial position on pallet 10 (that is, the label 11 in figure gA) and optical axis alignment.
By detecting unit 300 and sensor unit 500, detect the optical characteristics of being examined object lens L that is arranged on initial position 11 places, then objective table unit 400 mobile pallets 10.
When objective table unit 400 mobile pallet 10, examined the direction of object lens L dotted arrow shown in gA along figure by sequence detection.
Corresponding with a line while 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 time, objective table unit 400 is by the predetermined angle of pallet 10 rotation.
That is, pallet 10 is from a state rotation as shown in Figure 8 A to another state as shown in Fig. 8 B.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 is all feasible.
As 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, along the direction sequence detection of dotted arrow, examined the optical characteristics of object lens L.In detecting described characteristic, the locomotory mechanism of pallet 10 is identical with the locomotory mechanism shown in Fig. 8 A.
As shown in Fig. 8 A and Fig. 8 B, together with the rotation with pallet 10, detected while respectively being examined object lens L, can detect the optical characteristics in the dead band that object lens can not be detected, as shown in Figure 9A 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 time the image I that obtains by chart.Fig. 9 B illustrate on detecting the state lower tray 10 shown in Fig. 8 B respectively examined object lens L time the image I that obtains by chart.
As shown in Fig. 9 A, the edge of being examined object lens L is divided into region A, B, C, D, and shadow region A and C are the dead bands that optical characteristics can not be detected, and this is because the image I of chart can not arrive described dead band.
In the situation that the rotary-tray 10 as shown in Fig. 8 B that passes through as shown in Fig. 9 B is realized,, in the situation that observed the image I of the chart of the phase place with change by examining object lens L, can in the image I of chart, observe previous state in as region A and the C in dead band.
With reference to Figure 10, will the control system of lens checkout equipment according to an embodiment of the invention be described now.
Lens checkout equipment according to the present invention can comprise control assembly M, and control assembly M determines that the optical characteristics examined object lens is whether in the scope imposing a condition.
Control assembly M is connected to the sensor 510 of sensor unit, thereby whether the result of optical characteristics of determining the image detection that is formed on sensor 510 places by chart is in the scope imposing a condition, and detects defect lens.
Now, because control assembly M is connected to memory S and demonstration/input block D, as shown in Figure 10, so examined the result (that is, being examined the result of the optical characteristics of object lens) of object lens and for determining that whether examined object lens is that the data of defect lens are stored in memory S and are presented at demonstration/input block D.
Control assembly M is connected to objective table cell driving device 40, and controls objective table cell driving device 40, thereby rotation and the motion of pallet are controlled, as shown in Figure 8A and 8B thus in 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 light shaft alignement.
Now, utilize the content input data required with optical axis alignment that show by demonstration/input block D, thereby carry out and light shaft alignement, as shown in Figure 10.
As above by control assembly M control diagram cell driving device 31, control lens unit drive unit 33 and sensor unit drive unit 50 and automatically perform and the substituting of light shaft alignement, can manually carry out and light shaft alignement.
That is, 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 light shaft alignement.
Figure 11 is the flow chart that the method for controlling according to an embodiment of the invention lens checkout equipment is shown.Now, will referring to figs. 1 through Figure 10, describe according to the method for the flowchart control lens checkout equipment shown in Figure 11 hereinafter.
In operation S10, regulate detecting unit 300 and/or sensor unit 500, thereby detect the optical characteristics of lens.
; now; because detecting unit 300 comprises figure table unit 310 and controls lens unit 330, so the adjusting of detecting unit 300 refers to the center of the chart of adjusting figure table unit 310, and by figure table unit 310, control lens unit 330 and sensor unit 500 and optical axis alignment.
Now, can be by regulating manually or automatically each drive unit by figure table unit 310, control lens unit 330 and sensor unit 500 and optical axis alignment.
The method of execution and light shaft alignement has been shown in Fig. 2 and Fig. 3.Utilize predetermined laser aid by detecting unit 300 and sensor unit 500 and optical axis alignment.
In operation S10, can regulate in detecting unit 300 and sensor unit 500, or can regulate detecting unit 300 and sensor unit 500 both.
In operation S10, the adjusting of execution and light shaft alignement and chart, then, in operation S20, is loaded in pallet 10 on objective table 410.
Now, user is loading pallet 10 manually, or can utilize automatically loading pallet 10 of predetermined transfer equipment.
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 sensor unit 500.That is, the object lens of being examined that is set to the initial position of pallet 10 is arranged between detecting unit 300 and sensor unit 500.
In operation S40, control assembly determines whether the current location being arranged between detecting unit 300 and sensor unit 500 is initial position, when definite current location is not initial position, in operation S41, in memory, storage is about the data of current location, and mobile pallet 10, thereby the next position is arranged between detecting unit 300 and sensor unit 500.
Along with repeating S30, S40, S41, detected the initial position on pallet 10.In order exactly the number of times of respectively being examined object lens detecting on pallet 10 to be counted, must find initial position.
When having found initial position by above-described process, in operation S50, determine whether examined object lens is arranged on the initial position finding.
When not existing in initial position while being examined object lens, in operation S51, in memory, storage, about there not being the data of the position of being examined object lens, then moves to the next position by pallet 10.Although do not examined object lens and execution detection owing to not existing in this position, carried out continuously counting.
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 adjustment operation, in this adjustment operation, will be examined object lens and optical axis alignment, and the center of being examined object lens will be regulated about chart.
Due to for detecting unit 300 and sensor unit 500, carried out the adjusting of light shaft alignement and chart, so under the state being fixed at detecting unit 300 and sensor unit 500, accurately moving stage 410, thereby carry out the adjusting with light shaft alignement and chart.
After the adjusting of having carried out with light shaft alignement and chart, in operation S70, examined the optical characteristics of object lens.
Here, measure by the optical characteristics of being examined object lens of bar chart image in being examined each position of object lens, for example, modulation transfer function (MTF) value.
In operation S80, control assembly determines that the particular value of the optical characteristics detecting is as mentioned above whether in pre-conditioned scope.
When the particular value of the optical characteristics detecting is not in pre-conditioned scope, in operation S81, is examined object lens and be considered to defect lens, and the data that comprise the positional information of the defect lens on pallet 10 are stored in memory.
When the particular value of optical characteristics of detection of being examined object lens is in pre-conditioned scope, being examined that object lens is considered to is non-defect lens, in operation S91, control assembly is stored in the data that comprise the positional information of the non-defect lens on pallet 10 in memory, and pallet 10 is moved to the next position.
Now, 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 pallet 10 tcompare, when the frequency n of object lens is examined in detection ibe less than the total n of each position on pallet 10 ttime, the next position on readiness tray 10, and again carry out described method from operation S50.
Here, examined the frequency n of object lens icomprise that actual detection is examined the number of times of object lens and skips 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 pallet 10 ttime, in operation S101, rotatable stage 410, thereby rotary-tray 10 (with reference to Fig. 8 A and Fig. 8 B).
Rotary-tray 10, then determines whether initial position on pallet 10 exists to be examined object lens, and repeats S30 to S91, comprises and will be examined object lens and optical axis alignment and regulate chart.
The total degree (being included in the number of times that object lens is examined in the detection of counting before rotary-tray 10) of being examined object lens when detection is less than 2n ttime, detect the object lens of being examined at the next position place.
That is, the detection of the optical characteristics of being examined object lens on pallet 10 is divided into and detects for the first time and detect 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.
Because detect for the first time and detect for the second time, differ from one another being examined aspect the phase place of object lens, thereby even checked the optical characteristics in dead band, so can be that the lens of non-defect lens are thought defect lens by being considered in detecting for the first time in detecting for the second time.
The total degree (being included in the number of times that object lens is examined in the detection of counting before rotary-tray 10) of being examined object lens when detection equals 2n ttime, the detection of being examined object lens on single pallet 10 is finished.
Therefore, the method for the lens checkout equipment of constructing as mentioned above according to described control, detects the lens on pallet effectively.Thereby can reduce the time and the work that detect lens, and can detect in lens in the prior art can not be detected dead band, thereby improved the reliability that lens detect.
Now, will with reference to accompanying drawing, describe in detail according to lens sorting arrangement of the present invention and the lens method for sorting that utilizes described lens sorting arrangement 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, 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 sequence detection pallet 10 then.Now, the data about the optical characteristics of lens L are stored in predetermined memory (not shown).
When the lensed testing process on pallet 10 finishes, from lens checkout equipment 1 ' remove pallet 10, as shown in Figure 12, then pallet 10 is loaded into lens sorting arrangement, thereby detects the defect lens on pallet 10.The lens method for sorting that uses lens sorting arrangement is described now with reference to Figure 13 to Figure 16.
Now, will first with reference to Figure 13, lens sorting arrangement according to an embodiment of the invention be described.Figure 13 is the perspective view that lens sorting arrangement is shown.
Lens sorting arrangement comprises luminescence display unit 20 and camera unit 30.
Luminescence display unit 20 is suitable for pallet 10 to be placed on luminescence display unit 20, and shows the defect lens in 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 part 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 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 that is set to the lens L of pallet 10 substantially.
Therefore,, when pallet 10 is placed on luminescence display panel 23, 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 control assembly (not shown).
Therefore, control assembly optionally make light-emitting device 24 luminous and on pallet 10 display defect lens.
In addition, in order exactly pallet 10 to be placed on luminescence display panel 23, guide pin 26 can be set to in the sidepiece of matrix 21 and the sidepiece of pallet 10, and the pin-and-hole 11 that holds guide pin 26 can be set to another in the sidepiece of matrix 21 and pallet 10.
In the present embodiment, guide pin 26 is set to matrix 21, pin-and-hole 11 is set to pallet 10.
Orientation direction part 25 can be set to respectively to the edge of matrix 21, thereby pallet 10 can be placed on luminescence display panel 23 exactly.
As shown in Figure 14, the removable predetermined distance of orientation direction part 25, thus can regulate according to the size of pallet.
For example, as shown in Figure 13, for luminescence display unit 20 is carried out lens sort process on the pallet 10 that is provided with 100 lens L that arrange by ten row and ten row, luminescence display panel 23 comprises one hundred light-emitting devices 24 by ten row and ten row arranging identical with pallet 10, but, as shown in Figure 14, when the 10 ' time of pallet that comprises 42 lens L that arrange by seven row and six row is provided, provide the size luminescence display panel corresponding with pallet 10 23 ', thereby by the mode of pallet 10 ' be placed on orientation direction part 25 being regulated to orientation direction part 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 arranged on luminescence display panel 23.
Camera unit 30 separates preset distance with the pallet 10 being placed on luminescence display panel 23, and camera unit 30 comprises camera 32 and support member 34, and camera 32 is constructed to take part or the whole top surface of pallet 10, and support member 34 supports camera 32.
With reference to Figure 13 and Figure 15, will the control system of lens sorting arrangement be described now.Figure 15 is the control system illustrating according to the lens sorting arrangement of the embodiment shown in Figure 13.
As 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 are also connected to control assembly M, thereby control assembly M controls 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 user detects the defect lens on pallet 10 by display unit D.In addition,, after removing defect lens, check that having removed defect lens has still removed non-defect lens.
When lens checkout equipment 1 shown in Figure 12 ' in pallet 10 on while detecting lens, memory S storage is about the data of the position of the defect lens on pallet 10, and then described data are used to be presented at according to the defect lens on the pallet 10 in the lens sorting arrangement of the embodiment shown in Figure 13 by luminescence display unit 20.
Now, will with reference to Figure 12, Figure 13 and Figure 15, the lens method for sorting that utilizes lens sorting arrangement as shown in Figure 16 be described according to an embodiment of the invention hereinafter.
In operation S10 ', pallet 10 is loaded to lens checkout equipment 1 shown in Figure 12 ' upper, and detect the optical characteristics of the lens on pallet 10, thereby detect the position of defect lens.Now, the data of the position of the defect lens about on pallet 10 are stored in memory S.
From lens checkout equipment 1 ' remove pallet 10, then pallet 10 is placed on the luminescence display unit 20 of lens sorting arrangement as 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 while having loaded pallet 10 inadequately on luminescence display unit 20, the situation that sensor 27 sensings are such.In operation S31 ', when there is no loading pallet 10, sensor 27 shows display unit D does not have loading pallet 10.
After having determined whether pallet 10 is loaded, in operation S40 ', the data of corresponding light-emitting device based on being stored in memory S are luminous, thereby show the position of the defect lens on pallet 10.
Light-emitting device 24 can comprise Tricolor LED (LED).For example, can be when display defect lens red-emitting, can or launch in other cases the light of other color when showing non-defect lens.
Then, camera unit 30 is taken such situation, thereby forms image, and described image shows by display unit D, thus the exact position of the defect lens on detection pallet 10.
As mentioned above, during defect lens on showing pallet 10, in operation S50 ', remove defect lens.
When the error due to user has removed non-defect lens, at operation S60 ', control assembly M determines whether to have removed non-defect lens.When having removed non-defect lens, in operation S 61 ', show and removed non-defect lens (for example, can launch blue light).
When having removed defect lens, in operation S70 ', control assembly M checks the quantity n of the defect lens that remove r, in operation S80 ', by quantity n rwith the quantity n based on being stored in the defect lens of the data in memory S dcompare.
Quantity n when the defect lens that remove rquantity n with defect lens based on described data dwhen different, by the defect lens that are removed still on pallet 10.Therefore, in operation S81 ', sensing is the defect lens that are removed, and then from operation S40 ', starts the operation before repetition, thereby removes all defect lens.
Quantity n when the defect lens that remove rquantity n with defect lens based on described data dwhen identical, remove all defect lens, and only on pallet 10, remained non-defect lens.
Therefore, in operation S90 ', unloading pallet 10, lens method for sorting finishes.
As mentioned above, described lens method for sorting has been realized simple and easy reliable sort process.
According to lens checkout equipment of the present invention and control method thereof, be suitable for effectively detecting a plurality of lens, thereby reduce time and work for detection of lens, and be suitable for detecting can not be detected in the prior art of lens dead band, thereby improve the reliability that detects lens.
The lens that are considered to defect lens according to lens sorting arrangement of the present invention and the result of utilizing the lens method for sorting of described lens sorting arrangement to be suitable for easily sorting the optical characteristics of each lens based on pallet in lens checkout equipment, and be suitable for easily determining whether the sorting of defect lens is suitably carried out, thereby improve the reliability of separating lens.
Although the present invention who has illustrated and described according to exemplary embodiment, it will be apparent to those skilled in the art that in the situation that do not depart from the spirit and scope of the present invention that are defined by the claims, can make and revise and change.

Claims (14)

1. a lens sorting arrangement, comprising:
Matrix;
Luminescence display unit, be arranged on matrix, pallet is arranged on 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 lens difference, thus display defect lens;
Memory, storage is about being thought the data of the lens of defect lens by lens checkout equipment;
Camera unit, is constructed to shooting and is arranged on the pallet on luminescence display unit, and checks whether there are defect lens and whether removed defect lens;
Control assembly, is connected to camera unit and luminescence display unit, and the quantity of the defect lens that remove and the quantity based on being stored in the defect lens of the data in memory are compared.
2. lens sorting arrangement as claimed in claim 1, wherein, luminescence display unit comprises:
Circuit board, is arranged on matrix;
Luminescence display panel, is arranged on circuit board, and is adapted so that light-emitting device arranges and make light-emitting device be connected to circuit board in the identical mode of the mode with each lens on pallet.
3. lens sorting arrangement as claimed in claim 2, wherein, luminescence display unit also comprises:
Orientation direction part, is set to matrix, and guides the location of pallet, and pallet is arranged on luminescence display panel.
4. lens sorting arrangement as claimed in claim 2, wherein, luminescence display unit also comprises:
Guide pin, is set in the sidepiece of pallet and the sidepiece of matrix;
Pin-and-hole, is set to another in the sidepiece of pallet and the sidepiece of substrate, and holds guide 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 sensing pallet is positioned on luminescence display panel.
6. lens sorting arrangement as claimed in claim 1, wherein, camera unit comprises:
Camera, separates preset distance with the pallet being arranged on active display, camera photographing section or whole pallet:
Support member, supports camera.
7. lens sorting arrangement as claimed in claim 3, wherein, orientation direction part is constructed to regulate according to the size of pallet the size of the parts that are placed with pallet.
8. lens sorting arrangement as claimed in claim 2, wherein, control assembly is connected to camera unit and is set to each light-emitting device of luminescence display panel, and make by the definite light-emitting device of tentation data luminous, thereby display defect lens.
9. lens sorting arrangement as claimed in claim 8, wherein, memory is provided for the information that control assembly is controlled luminescence display panel.
10. lens sorting arrangement as claimed in claim 8, also comprises display unit,
Wherein, the image being provided by the camera unit of taking the luminescence display panel of display defect lens is provided display unit.
11. 1 kinds of lens method for sorting, comprise the steps:
Storage is by detecting the data that a plurality of lens on pallet obtain in the lens checkout equipment predetermined;
Pallet is placed on luminescence display panel, thereby light-emitting device is arranged on to the position corresponding with the position of each lens on pallet;
The light-emitting device that makes to be arranged on the position corresponding with the position of defect lens on pallet by the data based on storage is luminous, comes the position of display defect lens;
At camera unit place, take the pallet under the state that has shown defect lens by light-emitting device;
The image being provided by camera unit is provided by display unit;
The image showing based on display unit removes the defect lens on pallet;
By control assembly, the quantity of the defect lens that remove and the quantity based on storing the defect lens of data are compared;
When the quantity of the quantity of the defect lens that remove and defect lens based on storage data is different, again show the position of remaining defect lens on pallet;
Removing of repeated defects lens.
12. lens method for sorting as claimed in claim 11, also comprise: before the step of display position,
Whether sensing pallet is on luminescence display panel;
When pallet is not on luminescence display panel, show that pallet is not on luminescence display panel.
13. lens method for sorting as claimed in claim 11, wherein, the step that removes defect lens comprises:
Image information based on showing by display unit, determines whether to have removed non-defect lens from pallet;
When having removed non-defect lens, show the information of the position of the non-defect lens about removing.
14. lens method for sorting as claimed in claim 11, wherein, the light-emitting device luminous at luminescence display panel place comprises Tricolor LED, thereby according to the situation of defect lens on the situation of non-defect lens on pallet and pallet, sends the light of different colours.
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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CN109513642B (en) * 2018-11-30 2020-07-31 松林光电科技(湖北)有限公司 Method for picking and placing lenses on same disc for automatic detection
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