CN205067834U - A camera lens adsorption jig that is used for initiative of image module to aim at - Google Patents
A camera lens adsorption jig that is used for initiative of image module to aim at Download PDFInfo
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- CN205067834U CN205067834U CN201520631209.8U CN201520631209U CN205067834U CN 205067834 U CN205067834 U CN 205067834U CN 201520631209 U CN201520631209 U CN 201520631209U CN 205067834 U CN205067834 U CN 205067834U
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Abstract
A camera lens adsorption jig that is used for initiative of image module to aim at, its be applicable to the nature of controlling ground connect in vacuum apparatus with the equipment and rectify the image module, it includes connecting device and adsorption equipment, connecting device has a passageway, the passageway has a first gas port, but its be applicable to gas flow ground and communicate to vacuum apparatus, adsorption equipment connect in connecting device to have an at least second gas port and an inner chamber, the inner chamber has an opening at adsorption equipment's absorption end, and the second gas port communicates to the passageway, and when vacuum apparatus produced vacuum pressure, adsorption equipment's opening was and messenger adsorption equipment can adsorb the camera lens when the camera lens of image module.
Description
Technical field
The utility model relates to tool field, particularly a kind of tool adopting suction type image module to be comprised to the actions such as assembling, correction and movement.
Background technology
Along with smart mobile phone and dull and stereotyped universalness, add the thing networking application demand of propagating its belief on a large scale in recent years, for making device, especially increasingly compact hand-held and Wearable device, the image module possessing shooting capacity not only demand increases day by day, more while the volume that reduces to the minimum, be required to improve accurate precision, to be provided in high resolving power shooting indispensable on many application of installations.
Therefore, for rapid, high volume produces the accurate image module of this type of small size, the processing procedure that factory adopts and tool also must be constantly progressive, wherein start the second half year in 2014 the active alignment (ActiveAlignment be widely used rapidly, AA) technology, because possess the advantage of effectively significantly reduced tolerance, become and produce this type of accurate mainstream technology affected in module processing procedure.Be different from conventional package equipment, as CSP and COB etc., the parameter regulated according to equipment carries out the mobile assembling of spare and accessory parts, when causing loading onto one by one from spare and accessory parts such as camera lens, microscope base, photosensitive sensor, motor, wiring boards, superpose increasing tolerance, active alignment techniques, when each spare and accessory parts is assembled, all can utilize the semi-manufacture that its equipment Inspection is assembled, again according to the actual conditions active alignment detected, thus more accurately the assembling of these spare and accessory parts is put in place.But in the process importing active alignment techniques, traditional tool also faces its design limit, makes active alignment techniques fully be implemented or to produce a desired effect thereupon.
Part is assembled so that the semi-manufacture of existing voice coil motor and camera lens are follow-up, conventional art adopts a pair jaw to clamp the voice coil motor that camera lens is housed, move to above the photosensitive sensor fixed by other tools subsequently, again by the mode projecting light through camera lens, relative position between adjustment voice coil motor and photosensitive sensor and pitch angle, thus after the crooked angle of correction, both assemblings are also binded fixing.Unfortunately this kind of practice is because be subject to the limitation of jaw, makes when camera lens is crooked relative to voice coil motor, only can carry out correction optical axis by the crooked voice coil motor of opposite direction, then be fixed on the image sensor by crooked voice coil motor.Although also reach the effect reducing tolerance to a certain extent thus, the advantage of aiming at of could not thoroughly taking the initiative, drops to minimum by the tolerance detected, even also in follow-up assembling, creates extra tolerance.
What is more, at present in order to reduce material cost and the volume and the weight that alleviate spare and accessory parts, thus produce the electronic product of more frivolous par, each spare and accessory parts itself in image module are often very fragile, therefore when producing line and adopting existing jaw to move voice coil motor, because effectively voice coil motor must be clamped, in order to avoid voice coil motor gets loose and drops or fail the loyal angular slope tilted according to jaw, jaw often imposes larger strength and goes folder voice coil motor to guarantee really to clip, but also causes part voice coil motor in the process to be crushed.
Further, in the middle of image module industry constantly develops, its module group procedure is except importing active alignment technique gradually, the contour pixel module of large aperture, IOS is more constantly had to produce, more and more module is brought into use and is manufactured without thread motor, but still must coordinate in its production run and make with active alignment technique.But traditional jaw can only be regulated by motor entirety, and gripping process can cause motor stressed, cannot realize the processing procedure without thread motor active alignment camera lens.
Therefore, for solving the problem, need to provide an image module tool, be applied to image module group procedure, to realize the active alignment function without screw thread camera lens, while allowing that camera lens is aimed at mutually with motor, motor of also having prevented is because caused the risk of damage by gripping.
Summary of the invention
An object of the present utility model is to provide a camera lens adsorption jig, described camera lens adsorption jig can utilize its adsorption device adsorbs to live camera lens, mat accurately moves or rotates described image module tool adjustment camera lens relative to the angle of motor and position again, thus eliminates deviation when camera lens is installed on motor.
Another object of the present utility model is to provide a camera lens adsorption jig, and described camera lens adsorption jig has transparent shrouding, thus allows other equipment or personnel to monitor camera lens and motor installation situation instantly through tool and camera lens and motor contact side.
Another object of the present utility model is to provide a camera lens adsorption jig, described camera lens adsorption jig is by adsorbing the camera lens that is installed on motor with after adjusting the deviation of described camera lens relative to described motor, described camera lens can be maintained by the state of adsorbing, thus allow other equipment or personnel by gluing between described camera lens and described motor, with the fixing controlled result of described camera lens.
Another object of the present utility model is to provide a camera lens adsorption jig, described camera lens adsorption jig is by adsorbing the camera lens that is installed on motor with after adjusting the deviation of described camera lens relative to described motor, described camera lens can be maintained by the state of adsorbing, thus allow other equipment or personnel to implement to solidify by the glue gone up between described camera lens and described motor, with the fixing controlled result of described camera lens.
Another object of the present utility model is to provide a camera lens adsorption jig, described camera lens adsorption jig has transparent shrouding, thus allows other equipment or personnel to monitor through tool and camera lens and motor contact side the position and angle that camera lens and motor install in successive process.
Another object of the present utility model is to provide a camera lens adsorption jig, and described camera lens adsorption jig can hold camera lens by outside camera lens to vacuumize generation negative pressure mode, thus this camera lens mobile.
Another object of the present utility model is to provide a kind of camera lens adsorption jig, described camera lens adsorption jig can hold camera lens by outside camera lens to vacuumize generation negative pressure mode, thus this camera lens mobile, thus the motor using the mode of gripping motor to cause is avoided to damage.
Another object of the present utility model is to provide a kind of camera lens adsorption jig, described camera lens adsorption jig can hold camera lens by vacuumizing outside camera lens generation negative pressure mode, use mobile or fix this camera lens, to allow other equipment or personnel by the relative installation between the visual angle check and correction motor of motor side periphery and camera lens and angle.
Another object of the present utility model is to provide a kind of camera lens adsorption jig, described camera lens adsorption jig can utilize that its adsorbent equipment is smooth adsorbs a camera lens, thus allow other equipment by vacuum pressure change detecting camera lens during absorption and/or together with the image modules such as the motor be connected with this camera lens spare and accessory parts by with suitable suction adsorption in described camera lens adsorption jig.
Another object of the present utility model is to provide a kind of camera lens adsorption jig, described camera lens adsorption jig can utilize that its adsorbent equipment is smooth adsorbs a camera lens, thus allow other equipment by the flatness of vacuum pressure change detecting camera lens at tool contact side, whether be out of shape or breakage to detect this side of camera lens.
For reaching the purpose of this utility model, the utility model provides one for the camera lens adsorption jig of image module active alignment, and be applicable to be connected to vacuum plant with assembling and correcting image module, it comprises handlingly:
One coupling arrangement, described coupling arrangement has a passage, and described passage has one first gas port, and it is applicable to can fluidly be communicated to described vacuum plant by gas; With
One adsorbent equipment, it is connected to described coupling arrangement, and there is at least one second gas port and an inner chamber, described inner chamber has an opening at the absorption end of described adsorbent equipment, described second gas port is communicated to described passage, when described vacuum plant produces vacuum pressure, the described opening of described adsorbent equipment towards described image module camera lens and enable described adsorbent equipment adsorb described camera lens.
According to an embodiment of the present utility model, described adsorbent equipment is provided with a transparent shrouding in the side away from described opening, and described transparent shrouding and described adsorbent equipment form described inner chamber.
According to an embodiment of the present utility model, described adsorbent equipment is made up of light-proof material.
According to an embodiment of the present utility model, described adsorbent equipment has gradually little internal diameter along the direction towards described opening.
According to an embodiment of the present utility model, described adsorbent equipment is frustum shape or bowl-shape.
According to an embodiment of the present utility model, the shape and size of described adsorbent equipment are designed to the field angle not affecting described image module described camera lens when active alignment technique.
According to an embodiment of the present utility model, described second gas port of described adsorbent equipment is positioned at described adsorbent equipment side.
According to an embodiment of the present utility model, described coupling arrangement comprises one first linkage unit and one second linkage unit that are connected, wherein said passage extends described first and second linkage units and is communicated in described second gas port, wherein said first linkage unit is connected to described adsorbent equipment, described second linkage unit has described first gas port, is connected to described vacuum plant to be adapted to pass through pipeline.
According to an embodiment of the present utility model, described first linkage unit integrally extends described second linkage unit top ends, and described first linkage unit is connected to the side of described adsorbent equipment integratedly.
According to an embodiment of the present utility model, described camera lens is without screw thread camera lens.
According to an embodiment of the present utility model, described image module forms the dynamic burnt module focusing module or have motor after active alignment.
According to other one side of the present utility model, the utility model provides the active alignment method of an image module, and wherein said method comprises the steps:
A absorption affinity that () produces by vacuum pressure, the camera lens of adsorption device adsorbs image module;
B () described image module shooting test is marked version and adjusts the position of described adsorbent equipment according to image quality, thus adjust the position of described camera lens; And
C () judges that described camera lens arrives the position needed, and process point glue and curing process are to complete the location of described camera lens.
According to an embodiment of the present utility model, in the above-mentioned methods, wherein in described step (a), the described opening of described adsorbent equipment bottom side is towards described mirror and make described adsorbent equipment contact the incidence end of described camera lens, and the inner space of described adsorbent equipment produces vacuum pressure in running order vacuum plant and adsorbs described camera lens.
According to an embodiment of the present utility model, in the above-mentioned methods, wherein said inner space to the second gas port of described vacuum plant is arranged on the side of described adsorbent equipment.
According to an embodiment of the present utility model, in the above-mentioned methods, wherein said adsorbent equipment is provided with described transparent shrouding away from that side of described camera lens, and during test, light arrives described camera lens by described transparent shrouding.
According to an embodiment of the present utility model, in the above-mentioned methods, wherein in described step (a), also comprise step: be connected to described vacuum plant by the second linkage unit of coupling arrangement and first linkage unit integrally formed with described second linkage unit is connected to described adsorbent equipment, wherein said adsorbent equipment can fluidly be connected by gas with described first and second linkage units.
According to an embodiment of the present utility model, in the above-mentioned methods, wherein in described step (b), by directly acting on described adsorbent equipment or acting on described coupling arrangement with the position driving described adsorbent equipment generation displacement to adjust described camera lens.
Accompanying drawing explanation
Figure 1A and Figure 1B is equipped with the front of the motor of camera lens and the schematic appearance at the back side according to the jaw of prior art clamping.
Fig. 2 is the schematic diagram aiming at an image module according to the camera lens adsorption jig of a preferred embodiment of the present utility model, wherein shows the direction that when starting vacuum, air-flow will flow.
Fig. 3 is the schematic diagram contacting an image module according to the camera lens adsorption jig of a preferred embodiment of the present utility model, wherein shows the direction starting air current flow after vacuum.
Fig. 4 is the sectional view contacting an image module according to the camera lens adsorption jig of a preferred embodiment of the present utility model, wherein shows the direction starting air current flow after vacuum, and the adsorption effect produced.
Fig. 5 A and Fig. 5 B is the schematic diagram of the adsorbent equipment of camera lens adsorption jig according to a preferred embodiment of the present utility model.
Embodiment
Below describe and realize the utility model for disclosing the utility model to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.The ultimate principle of the present utility model defined in the following description can be applied to other embodiments, deformation program, improvement project, equivalent and not deviate from the other technologies scheme of spirit and scope of the present utility model.
As shown in Fig. 2 to Fig. 4, according to the camera lens adsorption jig 10 of first preferred embodiment of the present utility model, comprise coupling arrangement 11, adsorbent equipment 12 and a transparent shrouding 13.Described coupling arrangement 11 is for being connected to vacuum plant (not shown), and described vacuum plant can be such as vacuum pump, thus produces absorption affinity.Described adsorbent equipment 12 is connected to described coupling arrangement 11, and fluidly can be connected with described coupling arrangement 11 and be passed to described adsorbent equipment 12 with the absorption affinity produced by described vacuum plant by gas, thus described adsorbent equipment 12 may be used for adsorbing a camera lens 40 of an image module by the absorption affinity vacuumizing generation.Described transparent shrouding 13 involution is in described adsorbent equipment 12, and described transparent shrouding 13 forms an inner chamber 14 with described adsorbent equipment 12, described inner chamber 14 top side is described transparent shrouding 13, and bottom side is formed with an opening 141, be understandable that described opening 141 internal diameter size is less than described camera lens 40 thus prevents described camera lens 40 to be inhaled into described inner chamber 14.Certainly, in other distortion, also may have transparent involution plate in described adsorbent equipment 12 bottom side, and it has multiple described opening 141.When described opening 141 is towards described camera lens 40, when described adsorbent equipment 12 fits in described camera lens and produces negative pressure because being communicated to described vacuum plant in described inner chamber 14, described adsorbent equipment 12 can adsorb described camera lens 40.Described transparent shrouding 13, as may be embodied as transparency glass plate, is used for forming described inner chamber 14 on the one hand, on the other hand, it allows extraneous light to pass, thus arrives described camera lens 40, can carry out resolving power test like this in follow-up active alignment technique for described image module.That is, described adsorbent equipment 12 is made up of alternatively non-transparent material substantially, and the described transparent shrouding 13 of top side is made up of light transmissive material, thus the motor 50 can avoiding described image module is used for carrying out imaging operation.It is worth mentioning that, it will be understood by those skilled in the art that, here " top side " is relative with " bottom side ", and and do not mean that adsorbent equipment adsorbs described camera lens 40 along vertical above-below direction, also may be adsorb described camera lens in the horizontal direction in actual applications.In addition, be understandable that, described vacuum extractor does not need for producing complete vacuum, and only needs suitable negative pressure to produce enough absorption affinities.
In this preferred embodiment of the present utility model, described coupling arrangement 11 comprises one first linkage unit 111,1 second linkage unit 112 and has a passage 113, and described passage 113 has one first gas port 1131.Preferably, described first and second linkage units 111 and 112 are integrally formed, thus can not form completely obviously independently described first and second linkage units 111 and 112, in this preferred embodiment, described first linkage unit 111 extends integratedly from the top ends of described second linkage unit 112, and described adsorbent equipment 12 is connected to described first linkage unit 111.Described first gas port 1131 is formed at the suitable side of described first linkage unit 111, and described like this second linkage unit 112 can fluidly be connected to described vacuum plant by gas by described first gas port 1131 and suitable tracheae.That is, the tracheae of suitable dimension and shape can be installed on the position of corresponding described first gas port 1131, makes the described passage 113 of described coupling arrangement 11 be communicated to described vacuum plant.Be understandable that, the position of described first gas port 1131 also can form groove and arrange suitable tracheae coupling arrangement in described second linkage unit 112, by the tracheae being connected to described vacuum plant being installed on described tracheae coupling arrangement thus completing the connection of described coupling arrangement 11 and described vacuum plant.Described passage 113 extends described first and second linkage units 111 and 112 and integratedly for being communicated to the described inner chamber 14 that described adsorbent equipment 12 and described transparent shrouding 13 are formed.
According to this preferred embodiment of the present utility model, described adsorbent equipment 12 has an absorption end 122, for absorbent bodies, absorption camera lens, an observation end 121 in this embodiment, for observing the camera lens aimed at by described absorption end 122 and there is one second gas port 123, supplied gas turnover when adsorbing for described adsorbent equipment 12 or remove absorption.In the present embodiment, described observation end 121 is positioned at the positive offside of described absorption end 122, namely that one end of described transparent shrouding 13 is provided with, therefore allow the camera lens 40 through the described absorption end 122 of the complete observation of described observation end 121, but have the knack of these those skilled in the art to be to be understood that, the embodiment that described observation end 121 is positioned at the positive offside of described absorption end 122 should not be regarded as the restriction to content of the present utility model and scope, in actual applications, described observation end 121 can also be made relative with an angle excursion with described absorption end 122, to allow direct observation, or even by installing mirror or other supplementary observation camera lenses 40 in described adsorbent equipment 12 additional, thus the object of the camera lens 40 observing described absorption end 122 aim at by described observation end 121 can be realized equally, such as it also can be arranged on the side of described adsorbent equipment 12.It is worth mentioning that, described second gas port 123 is positioned at the position beyond the described observation end 121 of described adsorbent equipment 12 and described absorption end 122, to be exhausted when not affecting absorption and observation.In this embodiment of the present utility model, described second gas port 123 is arranged on the side of described adsorbent equipment 12 and is connected with described passage 113.
That is, described coupling arrangement 11 connects described adsorbent equipment 12 for one end, thus allow that described adsorbent equipment 12 is installed by the mode extended by a production equipment (not shown) with vacuum plant of outside and used, such as can by the other end of described coupling arrangement 11 is contained on the mechanical arm of a coupling, thus make described adsorbent equipment 12 become the extension of this mechanical arm, and then this mechanical arm is allowed to perform absorption to camera lens 40 and other associative operations through described adsorbent equipment 12.Described outside production equipment can be a mechanical arm having vacuum plant and pipeline, or similar devices, its pipeline and movable end can connect described image module tool 10 of the present utility model, using described image module tool 10 as this production equipment extension with absorption and mobile object, thus assembling, correct, mobile corresponding spare and accessory parts, carry out production operation.Described transparent shrouding 13 is embedded in the observation end 121 of described adsorbent equipment 12, to allow that avoiding motor 50 carries out imaging.
In the present embodiment, it is worth mentioning that, the primary structure of described first linkage unit 111 and the described second linkage unit 112 described coupling arrangement 11 of composition jointly, add one and be positioned at described passage 113 wherein, form described coupling arrangement 11.Wherein said first linkage unit 111 is one for connecting the web member of described adsorbent equipment 12, connects and fix described second linkage unit 112 and described adsorbent equipment 12 respectively at two ends.Described second linkage unit 112 is that one end connects and fixes described first linkage unit 111, and the other end is applicable to be connected to the equipment matched.Described passage 113 is turnover gas passage or a pipeline, be in the present embodiment one get out in described first linkage unit 111 and described second linkage unit 112 respectively after be connected hollow pipeline, its one end has the first gas port 1131 described in one end of described second linkage unit 112, be applicable to the pipeline connecting outside vacuum plant, the other end then receive described first linkage unit 111 and through after described first linkage unit 111 in described first linkage unit 111 and described adsorbent equipment 12 connecting place, connect described second gas port 123, thus described adsorbent equipment 12 inner space is communicated with described passage 113.Have the knack of these those skilled in the art to be to be understood that, described passage 113 should not be regarded as the restriction to content of the present utility model and scope for the embodiment being positioned at described first linkage unit 111 and described second linkage unit 112 inner duct, in actual applications, described passage 113 can also be embodied as and comprise completely external or partial circumscription in described first linkage unit 111, described second linkage unit 112, and/or the pipeline of described adsorbent equipment 12, such as described second gas port 123 can be arranged at beyond described adsorbent equipment 12 and described first linkage unit 111 junction, and described passage 113 is embodied as one end there is the first gas port 1131 described in, the other end is still connected to described second gas port 123, the attached steel pipe be hung on outside described coupling arrangement 11 of main body.Again or be embodied as an attached plastic tube be hung on outside described second linkage unit 112, but after the outside of described first linkage unit 111 penetrates described first linkage unit 111, become the duct in described first linkage unit 111, be finally still connected to described second gas port 123 of described adsorbent equipment 12.But, have the knack of these those skilled in the art to be to be understood that, the above-mentioned embodiment of described first gas port 1131 should not be regarded as the restriction to content of the present utility model and scope, in actual applications, described first gas port 1131 can also have other quantity, combination or aperture position, carries out the different work such as vacuum draw and air pressure detecting to coordinate the production equipment of different outsides.
It is worth mentioning that, according to this preferred embodiment of the present utility model, described adsorbent equipment 12 has gradually little internal diameter along the direction towards described absorption end 122, and it evades the field angle of the described camera lens 40 of described image module effectively, such as when needs test timing, the field angle of described camera lens 40 is 45 degree, and described adsorbent equipment 12 when forming described inner chamber 14 its angle be roughly greater than described 45 degree, thus do not affect described camera lens 40 and be used for shooting test mark version be used for imaging to analyze its resolving power.In this example, as shown in FIG., described adsorbent equipment 12 main body roughly in taper type or bowl-shape, and has the internal diameter of gradual change.And the second gas port 123 being used for producing absorption affinity is arranged on described adsorbent equipment 12 side to realize side air-breathing and to produce vacuum pressure.
When using according to the described camera lens adsorption jig 10 that the utility model provided, described camera lens adsorption jig 10 need be installed in the outside production equipment (not shown) of coupling, such as one with the mechanical arm front end being drawn into air pipe, by operation on the image module that the described adsorbent equipment 12 of described camera lens adsorption jig 10 to move to for operation by this outside production equipment.Image module spare and accessory parts can comprise described camera lens 40 is housed described motor 50 and other parts as comprised a microscope base 60, and optical filter 61, photosensitive sensor 62 be successively installed on described microscope base 60 and a wiring board 63 etc.Wherein camera lens 40 has an incidence end 41 and a projection end 42, is respectively used to allow ray cast in light to camera lens 40 and after allowing camera lens 40 reflect to microscope base 60.Motor 50 can be various suitable motors, as voice coil motor, and ultrasonic motor, step motor etc.In this embodiment, it can be implemented as a voice coil motor, and comprise a casing 51, one mobile unit 52, one fixed cell 53, and two flexure strips 54, wherein said casing 51 has shooting end 511 and a photosensitive end 512, described shooting end 511 be described casing 51 be about to or with the incidence end 41 of described camera lens 40 end at homonymy, 512, described photosensitive end be described casing 51 be about to or with the projection end 42 of described camera lens 40 end at homonymy, wherein said shooting end 511 has an opening to expose the incidence end 41 supplying described camera lens, described photosensitive end 512 has the structure matched with described microscope base 60, for being assembled in described microscope base 60, wherein said microscope base 60 can be installed optical filter 61 described in advance, be fixed on again afterwards and be equiped with in advance on a wiring board 63 of a photosensitive sensor 62.But, have the knack of these those skilled in the art to be to be understood that, embodiment about described microscope base 60, optical filter 61, photosensitive sensor 62 and wiring board 63 should not be regarded as the restriction to content of the present utility model and scope, in actual applications, the all right different modes of the spare and accessory parts such as described microscope base, optical filtering, photosensitive unit and wiring board is assembled, and can respectively, in batches, one by one or partly be assisted assembling by the described camera lens adsorption jig 10 provided with the utility model and/or correct.
Described fixed cell 53 can be such as one with the shelf of magnet and conducting magnet core, be fixed on described casing 51 inner, described mobile unit 52 can be such as one with the framework of coil, be restricted in the scope inside described casing 51 inside and described fixed cell 53, only described mobile unit 52 can move along the direction of two opposing opened ends of described casing 51 in this limited field, and namely coil produces mobile under the effect of described magnet by electromagnetic induction.Described flexure strip 54 can be such as metallic spring, and central authorities have one less times greater than the hole of described camera lens 40 bore for installation.Two described flexure strips 54 are fixed in inside two opposing opened ends of described casing 51 respectively, to limit the scope of described mobile unit 52 movement, in other words, the scope of described mobile unit 52 namely only among described two flexure strips 54 moves, thus allows that image module possesses the function of zoom within the specific limits.It is worth mentioning that, past is for guaranteeing that described camera lens 40 is more accurately combined on described mobile unit 52, often be provided with in the stack shell of described camera lens 40 inner side that is peripheral and described mobile unit 52 the screw thread matched, thus through the practice described camera lens 40 spiral being locked described mobile unit 52, described camera lens 40 can be installed in the position in the described mobile unit 52 of acquiescence relatively.
Along with the epoch are progressive, the image resolution provided of image module is more and more higher, and is required that module volume is more and more less, to such an extent as to the precision of module needs more and more higher.From camera lens, motor, microscope base, photosensitive unit, to the assembling wiring board, each step all can because of small tolerance, such as slightly inclined each other between two spare and accessory parts during assembling, because have accumulated these closed tolerances after causing overall package, form the high tolerance that is enough to significant impact image quality, especially huge especially for high-resolution image impact.Therefore, single with the assembling between camera lens and motor, the mode only transmitting thread interlock cannot meet the accurate requirement combined to each other, after adding that processing procedure imports active alignment, installs must increase a corrective action for the precision between camera lens and motor.In traditional practice, after camera lens is loaded into motor, if find that optical axis is crooked through polishing, can only through in next installation steps, slightly reversal dip motor part corrects crooked optical axis.Application active alignment processing procedure person, also have and adopt separately first by after camera lens correcting, the thread gaps of gluing between camera lens and motor is with the angle lens person after fixed correction again, but this kind of practice must increase extra formality, by motor and camera lens aligned with each other after, go to jaw (as shown in Figure 1) gripping motor again and carry out next step, and again utilize camera lens printing opacity to aim at lens motor group and the microscope base for installing additional in next step, not only operation increases, and use in the process of jaw gripping motor, also the risk applying stress damage motor around motor fuselage is caused.
Use the described camera lens adsorption jig 10 that the utility model provided can avoid above-mentioned shortcoming, described motor is without thread motor, wherein concrete using method can be implemented as, described probe frock is lighted after first the photosensitive end 512 of the motor 50 that camera lens 40 is housed being connected a probe frock (not shown), the light correcting test can be entered by the described incidence end 41 of described camera lens 40, and is projected to described photosensitive sensor 62 by described projection end 42.Now the incidence end 41 of absorption end 122 near described camera lens 40 of the adsorbent equipment 12 of the described camera lens adsorption jig 10 of the outside production equipment of coupling will be assembled in again, when described absorption end 122 contacts with described incidence end 41, extract the air of the described inner chamber 14 of described passage 113 and described adsorbent equipment 12 inside out through described first gas port 1131 with outside production equipment, described adsorbent equipment 12 is made to adsorb described incidence end 41 with described absorption end 122, after now confirming to produce vacuum state through the vacuum plant in outside production equipment, can adsorbent equipment 12 described in respective change and by the position of described camera lens 40 of its absorption and the angle of all directions by the position of mobile described camera lens adsorption jig 10 and rotational angle.
It is worth mentioning that, this correction is applicable to motor and camera lens to have screw thread or without engagement thread combination person simultaneously, and two kinds of array modes are not completely without deflection, seamless after all.After above-mentioned active alignment has corrected, can solidify from the described photosensitive end 512 of described casing 51 and/or described shooting end 511 to described camera lens 40 and the gap gluing of described mobile unit 52 junction and/or for going up to carry out in this glue, such as to ultraviolet optical cement irradiating ultraviolet light, with fixed correction result, thus avoid the crooked awkward situation being difficult correction of aforementioned optical axis occurs.Further, this corrective action is after need not additionally carrying out in advance, then this lens motor group mobile, but is integrated in the program of movement and carries out, to save additional process.In other words, after correction result is fixed, described camera lens adsorption jig 10 then described motor 50 migration of properly installed described camera lens 40 can be assembled described all the other image module spare and accessory parts such as microscope base 60 grade and/or it corrects.
In other words, further because the described observation end 121 that possesses of described adsorbent equipment 12 is close with described transparent shrouding 13 to reach negative pressure of vacuum, therefore when operating described camera lens adsorption jig 10 of the present utility model and going to the described motor 50 of absorption, just the described adsorbent equipment 12 of described camera lens adsorption jig 10 can be observed whether to have been moved to by described absorption end 122 through described transparent shrouding 13 and the correct relative position of the described incidence end 41 of the absorption of alignment wish really and angle, thus absorption can be started, and can to adsorb and after the program of above-mentioned correction and fixed correction result, under the state of lasting maintenance vacuum pressure, viscose glue is applied between described motor 50 and described camera lens 40, and exposure curing.
Correspondingly, the utility model provides the active alignment method of an image module, and wherein said method comprises the steps:
A absorption affinity that () produces by vacuum pressure, described adsorbent equipment 12 adsorbs the camera lens 40 of described image module;
B () described image module shooting test is marked version and adjusts the position of described adsorbent equipment 12 according to image quality, thus adjust the position of described camera lens 40; And
C () judges that described camera lens arrives the position needed, and process point glue and curing process are to complete the location of described camera lens.
Correspondingly, in described step (a), the described opening 141 of described adsorbent equipment 12 bottom side is towards described camera lens 40 and make described adsorbent equipment 12 contact the incidence end 41 of described camera lens 40, and described inner chamber 14 is because be communicated in running order described vacuum plant thus produce vacuum pressure and adsorb described camera lens 40.Preferably, described inner chamber 14 is communicated to the side that the pore of described vacuum plant and described second gas port 123 are arranged on described adsorbent equipment 12, and described adsorbent equipment 12 is provided with described transparent shrouding 13 away from that side of described camera lens 40.In this preferred embodiment, described adsorbent equipment 12 is also connected to described vacuum plant by described coupling arrangement 11.When opening described vacuum plant, the air in described inner chamber enters the described passage 113 formed in described first and second linkage units 111 and 112 by described second gas port 123, then arrive described vacuum plant via pipeline.Correspondingly, described first linkage unit 111 is connected to described adsorbent equipment 12, such as preferably integrally formed.Described second coupling arrangement 112 is used for being connected to described vacuum plant by pipeline at the opposite side of described first linkage unit 111.
In described step (b), described test mark version, as comprised mark plate and light source, be positioned at the front of described camera lens 40, what described adsorbent equipment 12 was arranged away from that side of described camera lens 40 is described transparent shrouding 13, the light of described like this light source is suitable for passing described transparent shrouding 13 and enters described camera lens 40 from described inner chamber 14, then received by described photosensitive sensor 62 further and synthetic image further, described image can carry out resolving power analysis to judge whether described camera lens 40 reaches suitable position, then do not lined up (shift) and tilt (tilt) with the photocentre reduced between described camera lens 40 and described photosensitive sensor 62 by the position of the described camera lens 40 of adjustment.
When adjusting the position of described camera lens 40, can by directly moving the position of described adsorbent equipment 13 or moving the position of described coupling arrangement 11 thus drive described adsorbent equipment 13 to move, then to adjust the position of described camera lens 40.Described mobile operation can manual operation, also can carry out automation mechanized operation by multi-axes synchronous mechanism, and namely described multi-axes synchronous mechanism acts on described coupling arrangement 11 or described adsorbent equipment 12 thus makes described adsorbent equipment 12 produce displacement.
In the above-mentioned methods, described image module can be there is no a described motor 50 focus module, thus after active alignment operation, directly described camera lens is pasted on microscope base.Described image module also can be the dynamic burnt module with described motor 50.Like this, in step (c), the absorption affinity produced by vacuum pressure keeps described camera lens 40 adsorbed and be positioned at the position of described needs, then bonding location point glue is needed at described motor 50 and described camera lens 40, then ultraviolet photoetching solidification, thus complete the fixing of the relative position between described motor 50 and described camera lens 40.
One skilled in the art will understand that the embodiment of the present utility model shown in foregoing description and accompanying drawing only limits the utility model as an example and not.The purpose of this utility model is complete and effectively realize.Function of the present utility model and structural principle are shown in an embodiment and are illustrated, do not deviating under described principle, embodiment of the present utility model can have any distortion or amendment.
Claims (11)
1. one for the camera lens adsorption jig of image module active alignment, is applicable to be connected to vacuum plant with assembling and correcting image module handlingly, it is characterized in that, comprising:
One coupling arrangement, described coupling arrangement has a passage, and described passage has one first gas port, and it is applicable to can fluidly be communicated to described vacuum plant by gas; With
One adsorbent equipment, it is connected to described coupling arrangement, and there is at least one second gas port and an inner chamber, described inner chamber has an opening at the absorption end of described adsorbent equipment, described second gas port is communicated to described passage, when described vacuum plant produces vacuum pressure, the described opening of described adsorbent equipment towards described image module camera lens and make described adsorbent equipment can adsorb described camera lens.
2. camera lens adsorption jig according to claim 1, wherein said adsorbent equipment is provided with a transparent shrouding in the side away from described opening, and described transparent shrouding and described adsorbent equipment form described inner chamber.
3. camera lens adsorption jig according to claim 2, wherein said adsorbent equipment is made up of light-proof material.
4. camera lens adsorption jig according to claim 2, wherein said adsorbent equipment has gradually little internal diameter along the direction towards described opening.
5. camera lens adsorption jig according to claim 4, wherein said adsorbent equipment is frustum shape or bowl-shape.
6. camera lens adsorption jig according to claim 4, the shape and size of wherein said adsorbent equipment are designed to the field angle not affecting described image module described camera lens when active alignment technique.
7., according to described camera lens adsorption jig arbitrary in claim 1 to 5, described second gas port of wherein said adsorbent equipment is positioned at described adsorbent equipment side.
8. according to described camera lens adsorption jig arbitrary in claim 1 to 5, wherein said coupling arrangement comprises one first linkage unit and one second linkage unit that are connected, wherein said passage extends described first and second linkage units and is communicated in described second gas port, wherein said first linkage unit is connected to described adsorbent equipment, described second linkage unit has described first gas port, is connected to described vacuum plant to be adapted to pass through pipeline.
9. camera lens adsorption jig according to claim 8, wherein said first linkage unit integrally extends described second linkage unit top ends, and described first linkage unit is connected to the side of described adsorbent equipment integratedly.
10., according to described camera lens adsorption jig arbitrary in claim 1 to 5, wherein said camera lens is without screw thread camera lens.
11. camera lens adsorption jig according to claim 10, wherein said image module forms the dynamic burnt module focusing module or have motor after active alignment.
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| CN201520631209.8U CN205067834U (en) | 2015-08-20 | 2015-08-20 | A camera lens adsorption jig that is used for initiative of image module to aim at |
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| CN201520631209.8U CN205067834U (en) | 2015-08-20 | 2015-08-20 | A camera lens adsorption jig that is used for initiative of image module to aim at |
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| CN105068206A (en) * | 2015-08-20 | 2015-11-18 | 宁波舜宇光电信息有限公司 | Lens adsorbing tool for automatic alignment (AA) of image module group and AA method of image module group |
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