CN105068206B - Camera lens adsorption jig and its method for image mould group active alignment - Google Patents
Camera lens adsorption jig and its method for image mould group active alignment Download PDFInfo
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- CN105068206B CN105068206B CN201510512903.2A CN201510512903A CN105068206B CN 105068206 B CN105068206 B CN 105068206B CN 201510512903 A CN201510512903 A CN 201510512903A CN 105068206 B CN105068206 B CN 105068206B
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Abstract
Camera lens adsorption jig and its method for image mould group active alignment, the jig is connected to vacuum plant suitable for controllability to assemble and correcting image mould group, it includes attachment device and adsorbent equipment, attachment device has a channel, channel has one first port, it is suitable for can gas be fluidly connected to vacuum plant, adsorbent equipment is connected to the attachment device, and there is at least one second port and an inner cavity, inner cavity has an opening at the absorption end of adsorbent equipment, second port is connected to channel, when vacuum plant generates vacuum pressure, the opening of adsorbent equipment towards image mould group camera lens when and so that adsorbent equipment is adsorbed camera lens.
Description
Technical field
The present invention relates to jig field, in particular to one kind can be used suction type to image mould group carry out include assembling,
The jig of the movements such as correction and movement.
Background technique
With the universalness of smart phone and plate, in addition the object networking application demand propagated its belief on a large scale in recent years, for making
Device, especially increasingly light and short hand-held and wearable device, having the image mould group of shooting capacity, not only demand increases day by day,
More while reducing to the minimum volume, it is required to improve accurate precision, to provide in many devices using upper indispensable
High-resolution camera shooting.
Therefore, such small size precision image mould group is produced for rapid, high volume, the processing procedure and jig that factory uses are also necessary
It is constantly progressive, wherein the second half year in 2014 starts active alignment (Active Alignment, the AA) skill being widely used rapidly
Art becomes because having the advantages of effective substantially reduced tolerance and produces such accurate mainstream technology influenced in module processing procedure.Have
Not in conventional package equipment, such as CSP and COB, the mobile assembly of spare and accessory parts is carried out according to the parameter that equipment regulates, cause from
When the spare and accessory parts such as camera lens, microscope base, photosensitive sensor, motor, wiring board are loaded onto one by one, the increasing tolerance of superposition is actively right
Quasi- technology can all detect assembled semi-finished product, further according to what is detected when each spare and accessory parts is assembled using its equipment
Actual conditions active alignment, thus more accurately in place by spare and accessory parts assembling.However, in the process for importing active alignment techniques
In, traditional jig also faces its design limit therewith, and active alignment techniques is made to be unable to fully be implemented or achieve the desired results.
By taking the subsequent assembling part of the semi-finished product of existing voice coil motor and camera lens as an example, traditional technology is clamped using a pair of of clamping jaw
Voice coil motor equipped with camera lens is subsequently moved to above the photosensitive sensor fixed by other jigs, then is projected by through camera lens
The mode of light out, relative position and inclination angle between adjustment voice coil motor and photosensitive sensor, thus in correction skew
After angle, both assemblings simultaneously bind fixation.Unfortunate such practice is because of the limitation by clamping jaw, so that when camera lens is relative to voice coil
It when motor skew, is only capable of by opposite direction skew voice coil motor come the optical axis that makes corrections, then the voice coil motor of skew is fixed on image
On sensor.Although thus also having achieved the effect that reduce tolerance to a certain extent, could not thoroughly take the initiative
The tolerance detected is minimized by the advantage of alignment, or even is also loaded at subsequent group and produced additional tolerance.
What is more, currently in order to reducing material cost and mitigating the volume and weight of spare and accessory parts, to produce more frivolous
The electronic product of par, each spare and accessory parts itself in image mould group are often very fragile, therefore when producing line is moved using existing clamping jaw
When dynamic voice coil motor, because voice coil motor must be clamped effectively, in case voice coil motor, which loosens, falls or fails loyal foundation clamping jaw
Inclined angle tilt, clamping jaw often imposes biggish strength and goes folder voice coil motor to ensure to clip really, but also leads to mistake herein
Journey partial voice coil motor is pinched.
Further, in image mould group industry constantly develops, module group procedure is in addition to being gradually introduced active alignment
Outside technique, more constantly there is the high pixel mould group such as large aperture, IOS to generate, increasingly multimode group begins to use non-threaded motor to carry out
It manufactures, but must still cooperate in its production process and be made with active alignment technique.However, traditional clamping jaw can only
It is integrally adjusted by motor, and clamps process and will lead to motor stress, cannot achieve non-threaded motor active alignment camera lens
Processing procedure.
Therefore, to solve the above problems, needing to provide an image mould group jig, it is applied to image module group procedure, to realize
To the active alignment function of non-threaded camera lens, while allowing camera lens and motor to be mutually aligned, motor of also having prevented is because of quilt
Clamp and cause the risk of damage.
Summary of the invention
It is an object of the present invention to provide a camera lens adsorption jig, the camera lens adsorption jig can utilize its absorption dress
It sets and adsorbs camera lens, then angle and position by accurate movement or the rotation image mould group jig adjustment camera lens relative to motor
It sets, to eliminate deviation when camera lens is installed on motor.
Another object of the present invention is to provide a camera lens adsorption jig, the camera lens adsorption jig has transparent sealing plate,
To allow other equipment or personnel through jig and camera lens and motor contact side monitoring camera lens and the installation situation of motor instantly.
Another object of the present invention is to provide a camera lens adsorption jig, the camera lens adsorption jig by adsorb installation
After the camera lens of motor is to adjust deviation of the camera lens relative to the motor, the state that the camera lens can be maintained to be adsorbed,
To allow other equipment or personnel by being glued between the camera lens and the motor, it is adjusted with the fixation camera lens
As a result.
Another object of the present invention is to provide a camera lens adsorption jig, the camera lens adsorption jig by adsorb installation
After the camera lens of motor is to adjust deviation of the camera lens relative to the motor, the state that the camera lens can be maintained to be adsorbed,
To allow other equipment or personnel by between the camera lens and the motor on glue implement solidification, described in fixation
The result that camera lens is adjusted.
Another object of the present invention is to provide a camera lens adsorption jig, the camera lens adsorption jig has transparent sealing plate,
To allow other equipment or personnel to pacify in follow-up process through jig and camera lens and motor contact side monitoring camera lens and motor
The position of dress and angle.
Another object of the present invention is to provide a camera lens adsorption jig, the camera lens adsorption jig can by the outside of camera lens with
It vacuumizes generation negative pressure mode and camera lens is sucked, thus the mobile camera lens.
Another object of the present invention is to provide a kind of camera lens adsorption jig, the camera lens adsorption jig can be by the outside of camera lens
Camera lens is sucked to vacuumize generation negative pressure mode, thus the mobile camera lens, to avoid caused by the mode using clamping motor
Motor damage.
Another object of the present invention is to provide a kind of camera lens adsorption jig, the camera lens adsorption jig can be by the outside of camera lens
It vacuumizes generation negative pressure mode and camera lens is sucked, use mobile or fix the camera lens, to allow other equipment or personnel by motor
Relative mounting location and angle between the visual angle check and correction motor and camera lens of side periphery.
Another object of the present invention is to provide a kind of camera lens adsorption jig, the camera lens adsorption jig can utilize its absorption
Device is smooth to adsorb a camera lens, to allow vacuum pressure variation detecting camera lens and/or company of the other equipment by absorption when
With the images mould group such as motor being connected with the camera lens spare and accessory parts by with appropriate suction adsorption in the camera lens adsorption jig.
Another object of the present invention is to provide a kind of camera lens adsorption jig, the camera lens adsorption jig can utilize its absorption
Device is smooth to adsorb a camera lens, so that other equipment be allowed to change detecting camera lens in the flat of jig contact side by vacuum pressure
Whether whole degree is deformed or damaged with detecting the camera lens side.
To achieve the object of the present invention, the present invention provides a camera lens adsorption jig for being used for image mould group active alignment, fits
It is connected to vacuum plant for controllability to assemble and correcting image mould group comprising:
One attachment device, the attachment device have a channel, and the channel has one first port, and it is suitable for annoying
Body is fluidly connected to the vacuum plant；With
One adsorbent equipment is connected to the attachment device, and has at least one second port and an inner cavity, described interior
Chamber has an opening at the absorption end of the adsorbent equipment, and second port is connected to the channel, when the vacuum plant
When generating vacuum pressure, the opening of the adsorbent equipment towards the image mould group camera lens and make the adsorbent equipment
The camera lens can be adsorbed.
According to one embodiment of present invention, the adsorbent equipment is provided with a transparent envelope in the side far from the opening
Plate, the transparent sealing plate and the adsorbent equipment form the inner cavity.
According to one embodiment of present invention, the adsorbent equipment is made of light-proof material.
According to one embodiment of present invention, the adsorbent equipment has in gradually small along towards the direction of the opening
Diameter.
According to one embodiment of present invention, the adsorbent equipment is in frustum shape or bowl-shape.
According to one embodiment of present invention, the shape and size of the adsorbent equipment are designed to not influence the shadow mould group
The field angle of the camera lens in active alignment technique.
According to one embodiment of present invention, second port of the adsorbent equipment is located at the adsorbent equipment side
Face.
According to one embodiment of present invention, the attachment device includes one first connection unit and one second being connected
Connection unit, wherein the channel extends first and second connection unit and is connected to second port, wherein institute
It states the first connection unit and is connected to the adsorbent equipment, second connection unit has first port, to be suitable for leading to
Piping connection is crossed to the vacuum plant.
According to one embodiment of present invention, first connection unit integrally extends second connection unit top
Portion, and first connection unit is connected integrally to the side of the adsorbent equipment.
According to one embodiment of present invention, the camera lens is non-threaded camera lens.
According to one embodiment of present invention, the image mould group forms fixed-focus mould group after active alignment or has motor
Dynamic burnt mould group.
According to a further aspect of the invention, the present invention provides the active alignment method of an image mould group, wherein the side
Method includes the following steps:
(a) adsorption capacity generated by vacuum pressure, adsorbent equipment adsorb the camera lens of image mould group；
(b) the image mould group shooting test marks version and adjusts the position of the adsorbent equipment according to image quality, from
And adjust the position of the camera lens；And
(c) determine that the camera lens reaches the position needed, and by dispensing and curing process to complete the camera lens
Positioning.
According to one embodiment of present invention, in the above-mentioned methods, wherein in the step (a), the adsorbent equipment
The opening of bottom side is towards the mirror and the adsorbent equipment is made to contact the incidence end of the camera lens, and the adsorbent equipment
Inner cavity be connected in running order vacuum plant to generating vacuum pressure and adsorb the camera lens.
According to one embodiment of present invention, in the above-mentioned methods, wherein the inner cavity is connected to the vacuum plant
The side of the adsorbent equipment is arranged in second port.
According to one embodiment of present invention, in the above-mentioned methods, wherein the adsorbent equipment far from the camera lens that
Side is provided with the transparent sealing plate, and light reaches the camera lens by the transparent sealing plate when test.
According to one embodiment of present invention, in the above-mentioned methods, it wherein in the step (a), further comprises the steps of: logical
The second connection unit for crossing attachment device is connected to the vacuum plant and integrally formed with second connection unit
One connection unit is connected to the adsorbent equipment, wherein the adsorbent equipment and first and second connection unit can gas streams
It is connected logically.
According to one embodiment of present invention, in the above-mentioned methods, wherein in the step (b), by directly acting on
In the adsorbent equipment or acts on the attachment device and adjust the camera lens to drive the adsorbent equipment to generate displacement
Position.
Detailed description of the invention
Figure 1A and Figure 1B is the front and the back side of motor of the clamping jaw clamping one equipped with camera lens according to prior art respectively
Appearance diagram.
Fig. 2 is the schematic diagram of camera lens adsorption jig one image mould group of alignment according to a preferred embodiment of the present invention,
The direction that air-flow will flow when wherein showing starting vacuum.
Fig. 3 is the schematic diagram of camera lens adsorption jig one image mould group of contact according to a preferred embodiment of the present invention,
Wherein show the direction that air-flow flows after starting vacuum.
Fig. 4 is the sectional view of camera lens adsorption jig one image mould group of contact according to a preferred embodiment of the present invention,
Wherein show the direction that air-flow flows after starting vacuum, and the adsorption effect generated.
Fig. 5 is the schematic diagram of the adsorbent equipment of camera lens adsorption jig according to a preferred embodiment of the present invention.
Specific embodiment
It is described below for disclosing the present invention so that those skilled in the art can be realized the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It defines in the following description
Basic principle of the invention can be applied to other embodiments, deformation scheme, improvement project, equivalent program and do not carry on the back
Other technologies scheme from the spirit and scope of the present invention.
As shown in Fig. 2 to Fig. 4, the camera lens adsorption jig 10 of a first preferred embodiment according to the present invention, including one
Attachment device 11, an adsorbent equipment 12 and a transparent sealing plate 13.The attachment device 11 (is not shown for being connected to vacuum plant
Out), the vacuum plant for example can be vacuum pump, to generate adsorption capacity.The adsorbent equipment 12 is connected to the connection
Device 11, and can gas be fluidly connected with the attachment device 11 with the vacuum plant is generated adsorption capacity transmitting
To the adsorbent equipment 12, so that the adsorbent equipment 12 can be used for adsorbing an image by the adsorption capacity for vacuumizing generation
One camera lens 40 of mould group.The transparent sealing plate 13 is sealed in the adsorbent equipment 12, and the transparent sealing plate 13 and the suction
Adsorption device 12 forms an inner cavity 14, and 14 top side of inner cavity is the transparent sealing plate 13, and bottom side is formed with an opening 141, can
What it is with understanding is that 141 internal diameters of the opening are less than the camera lens 40 to prevent the camera lens 40 to be inhaled into the inner cavity
14.Certainly, in other deformation, it is also possible to which 12 bottom side of adsorbent equipment has transparent sealing plate, and it is with multiple
The opening 141.When the opening is 141 towards the camera lens 40, the adsorbent equipment 12 fits in the camera lens and described
When generating negative pressure because the vacuum plant is connected in inner cavity 14, the adsorbent equipment 12 can adsorb the camera lens
40.The transparent sealing plate 13, such as may be embodied as transparency glass plate, on the one hand be used to form the inner cavity 14, on the other hand,
Allow extraneous light to pass through, to reach the camera lens 40, the image can be directed in subsequent active alignment technique in this way
Mould group carries out resolving power test.That is, the adsorbent equipment 12 is made of non-transparent material substantially, and top side is described
Bright sealing plate 13 is made of translucent material, is used to carry out imaging operation so as to avoid the motor 50 of the image mould group.It is worth
One is mentioned that, it will be appreciated by persons skilled in the art that " top side " and " bottom side " here is opposite, and is not intended to
Adsorbent equipment be to adsorb the camera lens 40 along vertical up and down direction, be in practical applications also likely to be to adsorb in the horizontal direction
The camera lens.Further it will be understood that the vacuum evacuation device is not needed for generating absolute vacuum, and only need to close
Suitable negative pressure is to generate enough adsorption capacities.
In this preferred embodiment of the invention, the attachment device 11 includes one first connection unit 111, one second
Connection unit 112 and have a channel 113, there is one first port 1131 in the channel 113.Preferably, described first and second
Connection unit 111 and 112 is integrally formed, is fully apparent from independent first and second connection unit so as to no formation
111 and 112, in this preferred embodiment, first connection unit 111 is from the top end part of second connection unit 112
Integrally extend, the adsorbent equipment 12 is connected to first connection unit 111.First port 1131 is formed in described
The suitable side of first connection unit 111, the second connection unit 112 described in this way is by first port 1131 and properly
Tracheae can gas be fluidly connected to the vacuum plant.That is, suitable dimension and the tracheae of shape can be installed on
The position of corresponding first port 1131, makes the channel 113 of the attachment device 11 be connected to the vacuum plant.It can
With understanding, the position of first port 1131 can also form groove and be set in second connection unit 112
Set suitable tracheae attachment device, by by the tracheae for being connected to the vacuum plant be installed on the tracheae attachment device to
Complete the connection of the attachment device 11 and the vacuum plant.The channel 113 integrally extends described first and second
Connection unit 111 and 112 and the inner cavity 14 formed for being connected to the adsorbent equipment 12 with the transparent sealing plate 13.
This preferred embodiment according to the present invention, the adsorbent equipment 12 have an absorption end 122, are used for absorbent bodies,
It is absorption camera lens, an observation end 121 in this embodiment, adsorbs the camera lens and have that end 122 is aligned by described for observing
One second port 123, supplied gas disengaging when adsorbing or desorb for the adsorbent equipment 12.In the present embodiment, described
Observation end 121 is located at the positive opposite side in the absorption end 122, that is, is provided with that one end of the transparent sealing plate 13, therefore allows through institute
It states observation end 121 and completely observes the camera lens 40 at the absorption end 122, but be familiar with this those skilled in the art and should be appreciated that
The embodiment that the observation end 121 is located at the absorption positive opposite side in end 122 should not be regarded as to the contents of the present invention and model
The limitation enclosed can also make the observation end 121 and the absorption end 122 opposite with an angle excursion in practical applications, with
Allow directly to observe, or even by mirror or other supplementary observation camera lenses 40 are installed additional in the adsorbent equipment 12, thus together
The purpose that the camera lens 40 that the absorption end 122 is aligned is observed by the observation end 121 may be implemented in sample, such as it can also set
It sets in the side of the adsorbent equipment 12.It is noted that second port 123 is located at the described of the adsorbent equipment 12
The position other than end 121 and the absorption end 122 is observed, to be exhausted in the case where not influencing and adsorbing and observe.At this
Invention this embodiment in, second port 123 be arranged in the side of the adsorbent equipment 12 and with 113 phase of channel
Connection.
That is, the attachment device 11 connects the adsorbent equipment 12 for one end, so that the absorption be allowed to fill
Set 12 by a manner of extension by the external production equipment (not shown) installing and use with vacuum plant, such as can be by
By the other end of the attachment device 11 to be mounted on a matched mechanical arm, so that the adsorbent equipment 12 be made to become the machinery
The extension of arm allows for the mechanical arm to execute absorption and other relevant operations to camera lens 40 through the adsorbent equipment 12.
The external production equipment can be the mechanical arm or similar devices for having vacuum plant and pipeline, pipeline and activity
End can connect the image mould group jig 10 of the invention, by the image mould group jig 10 as the production equipment extension with
Absorption and mobile object carry out production operation to assemble, correct, move corresponding spare and accessory parts.The transparent sealing plate 13 is embedding
Together in the observation end 121 of the adsorbent equipment 12, it is imaged with allowing to avoid motor 50.
In the present embodiment, it is worth mentioning at this point that, first connection unit 111 and second connection unit 112 are total
With the primary structure for forming the attachment device 11, the channel 113 being located therein along with one constitutes the attachment device
11.Wherein first connection unit 111 is one for connecting the connector of the adsorbent equipment 12, simultaneously respectively at both ends connection
Fixed second connection unit 112 and the adsorbent equipment 12.Second connection unit 112 is then that one end connects and fixes
First connection unit 111, the other end are suitable for being connected to the equipment to match.The channel 113 is that a disengaging gas is used
Channel or pipeline are one to bore in first connection unit 111 and second connection unit 112 respectively in the present embodiment
The hollow pipeline being connected after out, one end have first port 1131 in one end of second connection unit 112, fit
For connecting the pipeline of external vacuum plant, the other end, which is then connected to first connection unit 111 and passes through described first, to be connected
In first connection unit 111 and 12 connecting place of adsorbent equipment after order member 111, second port 123 is connected, from
And communicate 12 inner space of adsorbent equipment with the channel 113.Being familiar with this those skilled in the art should be appreciated that
It is not answered for the embodiment positioned at first connection unit 111 and 112 inner duct of the second connection unit in the channel 113
This is considered as the limitation to the contents of the present invention and range, in practical applications, the channel 113 can also be embodied as include
Complete external or partial circumscription is in first connection unit 111, second connection unit 112 and/or the adsorbent equipment
12 pipeline, such as second port 123 may be placed at the adsorbent equipment 12 and connect with first connection unit 111
Outside sentencing, and the channel 113 is embodied as one end and is still connected to described second with first port 1131, the other end
The attached steel pipe for being hung on 11 outside of attachment device of port 123, main body.Again or it is embodied as one attached to be hung on second connection single
The plastic tube in 112 outside of member, but after the outside of first connection unit 111 penetrates first connection unit 111, become
Duct in first connection unit 111 is finally still connected to second port 123 of the adsorbent equipment 12.So
And it is familiar with this those skilled in the art and should be appreciated that the above-mentioned embodiment of first port 1131 should not be by
Be considered as the limitation to the contents of the present invention and range, in practical applications, first port 1131 can also have other quantity,
Combination or aperture position, to cooperate the production equipment of different outsides to carry out the different works such as vacuum suction and air pressure detecting.
It is noted that this preferred embodiment according to the present invention, the adsorbent equipment 12 is along towards the suction
The direction at attached end 122 has gradually small internal diameter, and the field angle of its described camera lens 40 for effectively evading the image mould group,
Such as when needing to test timing, the field angle of the camera lens 40 is 45 degree, and the adsorbent equipment 12 forms the inner cavity 14
When its angle be approximately greater than described 45 degree, thus do not influence the camera lens 40 be used to shoot test mark version and be used to be imaged with analyze
Its resolving power.In this example, as shown in the figure, 12 main body of adsorbent equipment is substantially in taper type or bowl-shape, and is had
There is the internal diameter of gradual change.And the second port 123 for being used to generate adsorption capacity is arranged in 12 side of adsorbent equipment to realize side
Face air-breathing simultaneously generates vacuum pressure.
When using the camera lens adsorption jig 10 provided according to the present invention, the camera lens adsorption jig 10 need to be installed
In matched external production equipment (not shown), such as one with the mechanical arm front end for being pumped into air pipe, by outside this
The adsorbent equipment 12 of the camera lens adsorption jig 10 is moved to operation in the image mould group for being intended to operation by production equipment.Image mould
Group spare and accessory parts may include that the motor 50 and other components equipped with the camera lens 40 such as include a microscope base 60, and are successively filled
An optical filter 61, a photosensitive sensor 62 and a wiring board 63 on the microscope base 60 etc..Wherein camera lens 40 has one to enter
End 41 and a projection end 42 are penetrated, the light after allowing light to be incident in camera lens 40 and allow camera lens 40 to reflect is respectively used to and projects to mirror
Seat 60.Motor 50 can be various suitable motors, such as voice coil motor, ultrasonic motor, stepper motor etc..In this embodiment
In, it can be implemented as a voice coil motor, and including a casing 51, a mobile unit 52, a fixed cell 53 and two bullets
Property piece 54, wherein the casing 51 has a shooting end 511 and a photosensitive end 512, the shooting end 511 is that the casing 51 will
Or with the incidence end 41 of the camera lens 40 at ipsilateral end, the photosensitive end 512 be then the casing 51 will or
Projection end 42 with the camera lens 40 is at ipsilateral end, wherein the shooting end 511 has an opening to be exposed for entering for the camera lens
Penetrate end 41, the photosensitive end 512 has the construction to match with the microscope base 60, for being assembled in the microscope base 60, wherein institute
An optical filter 61 can be installed in advance by stating microscope base 60, be fixed on again be installed with the one of a photosensitive sensor 62 in advance later
On wiring board 63.However, being familiar with this those skilled in the art should be appreciated that about the microscope base 60, optical filter 61, photosensitive
The embodiment of sensor 62 and wiring board 63 should not be regarded as the limitation to the contents of the present invention and range, actually answer
In, the spare and accessory parts such as the microscope base, optical filtering, photosensitive unit and wiring board can be assembled with different modes, and can distinguish,
In batches, assembling and/or correction are assisted with the camera lens adsorption jig 10 provided by the invention one by one or partly.
The fixed cell 53 can be such as one shelf for having magnet and conducting magnet core, be fixed in the casing 51
Portion, the mobile unit 52 then can be such as one frame for having coil, be restricted to inside the casing 51 and described solid
Order member 53 inside a range in, only the mobile unit 52 within the scope of the limitation can along the casing 51 two-phase it is split
The direction at mouth end is mobile, i.e., coil generates movement by electromagnetic induction under the action of the magnet.The elastic piece 54 can be with
Such as metallic spring, and center have one less times greater than 40 bore of the camera lens for being intended to install hole.Two elasticity
Piece 54 is fixed in respectively on the inside of two opposing opened ends of the casing 51, to limit the mobile range of the mobile unit 52,
In other words, the mobile unit 52 is that only the range among described two elastic pieces 54 is mobile, so that image mould group be allowed to have
The function of standby zoom in a certain range.It is noted that in the past to ensure that the camera lens 40 is relatively accurately incorporated in institute
It states in mobile unit 52, is often equipped with the spiral shell to match in the stack shell periphery of the camera lens 40 and the inside of the mobile unit 52
Line, so as to which through the practice that 40 spiral of camera lens is locked to the mobile unit 52, the camera lens 40 is installed in phase
To the position in the mobile unit 52 of default.
With epoch progress, the image resolution of the offer of image mould group is higher and higher, and is required that module volume is more next
It is smaller, so that the precision needs of module are higher and higher.From camera lens, motor, microscope base, photosensitive unit, to wiring board
Assembling, each step all can be because of small tolerances, such as slightly inclined each other between two spare and accessory parts when assembling, after leading to overall package
Because having accumulated these closed tolerances, a high tolerance for being enough significant impact image quality is formed, particularly with high-resolution shadow
It is even more huge as influencing.Therefore, for list is with the assembling between camera lens and motor, the mode for only transmitting thread interlock has been unable to satisfy
The accurate requirement combined to each other, in addition must increase after processing procedure imports active alignment for the accurate installation between camera lens and motor
Add a corrective action.In traditional practice, after camera lens is loaded into motor, if through polishing discovery optical axis skew, it can only
Through in next installation steps, slightly reversed dip motor part corrects crooked optical axis.Using active alignment processing procedure person,
Have using another first by after camera lens correcting, then the thread gaps being glued between camera lens and motor are with the angle lens after fixed correction
Person, but such practice must increase additional formality, after motor and camera lens is aligned with each other, then with clamping jaw folder (as shown in Figure 1)
It takes motor to go to and carries out next step, and in next step again using camera lens light transmission to be directed at lens motor group and to be installed additional
Microscope base, not only process increases, and during use clamping jaw clamping motor, also results in and apply stress damage around motor fuselage
The risk of motor.
Using the camera lens adsorption jig 10 provided by the present invention by avoidable disadvantages mentioned above, the motor is non-threaded
The photosensitive end 512 for the motor 50 for having been loaded with camera lens 40 is first connected a spy wherein specific application method can be implemented as by motor
The probe tooling is lighted after needle tooling (not shown), the light of correction test can be by the incidence end of the camera lens 40
41 enter, and are projected from the projection end 42 to the photosensitive sensor 62.The external production that matching will be assembled in again at this time is set
The adsorbent equipment 12 of the standby camera lens adsorption jig 10 adsorbs end 122 close to the incidence end 41 of the camera lens 40, when described
When absorption end 122 and the incidence end 41 contact, the channel is extracted out through first port 1131 with external production equipment
113 and the adsorbent equipment 12 inside the inner cavity 14 air, adsorb the adsorbent equipment 12 with the absorption end 122
Incidence end 41 is stated in residence, after having generated vacuum state through the vacuum plant confirmation in external production equipment at this time, passes through movement
The position of the camera lens adsorption jig 10 and rotational angle can adsorbent equipments 12 described in corresponding change and described in its absorption
The position of camera lens 40 and the angle of all directions.
It is noted that this correction simultaneously suitable for motor and camera lens by have screw thread or it is non-threaded in a manner of combiner,
Two kinds of combinations are not entirely without deflection, seamless after all.It, can be from described after the completion of the correction of above-mentioned active alignment
The photosensitive end 512 and/or the shooting end 511 of casing 51 are to the camera lens 40 and the 52 junction gap of mobile unit
Gluing and/or carry out for the upper glue at this solidifies, such as to ultraviolet optical cement irradiating ultraviolet light, with fixed correction as a result,
It is difficult the awkward situation to make corrections to avoid occurring aforementioned optical axis skew.Also, this corrective action need not additionally in advance carry out after, then
The mobile lens motor group, but be integrated into mobile program and carry out, to save additional process.In other words, result is corrected
After being fixed, 50 migration of the motor of the properly installed camera lens 40 then can be assembled the microscope base by the camera lens adsorption jig 10
60 remaining equal image mould group spare and accessory parts and/or its correction.
In other words, further because being with the transparent envelope on the observation end 121 that the adsorbent equipment 12 has
The closing of plate 13 goes to the absorption motor 50 operating the camera lens adsorption jig 10 of the invention to reach negative pressure of vacuum
When, whether the adsorbent equipment 12 that the camera lens adsorption jig 10 can be observed through the transparent sealing plate 13 will be described
Absorption end 122 is moved to and is aligned correct relative position and the angle for the incidence end 41 for being intended to adsorb really, so as to open
Begin absorption, and can adsorbed and program by above-mentioned correction and fixed correction result after, in lasting maintenance vacuum pressure
In the state of, apply viscose glue, and exposure curing between the motor 50 and the camera lens 40.
Correspondingly, the present invention provides the active alignment method of an image mould group, wherein described method includes following steps:
(a) adsorption capacity generated by vacuum pressure, the adsorbent equipment 12 adsorb the camera lens 40 of the image mould group；
(b) the image mould group shooting test marks version and adjusts the position of the adsorbent equipment 12 according to image quality,
So as to adjust the position of the camera lens 40；And
(c) determine that the camera lens reaches the position needed, and by dispensing and curing process to complete the camera lens
Positioning.
Correspondingly, in the step (a), the opening 141 of 12 bottom side of adsorbent equipment is towards the camera lens 40
And the adsorbent equipment 12 is set to contact the incidence end 41 of the camera lens 40, and the inner cavity 14 is because be connected in work shape
The vacuum plant of state is to generate vacuum pressure and adsorb the camera lens 40.Preferably, the inner cavity 14 is connected to institute
I.e. described second port 123 of stomata for stating vacuum plant is arranged in the side of the adsorbent equipment 12, and the adsorbent equipment 12
That side far from the camera lens 40 is provided with the transparent sealing plate 13.In this preferred embodiment, the adsorbent equipment 12
The vacuum plant is also connected to by the attachment device 11.When opening the vacuum plant, the interior intracavitary air is logical
It crosses second port 123 and enters the channel 113 formed in first and second connection unit 111 and 112, then pass through
The vacuum plant is reached by pipeline.Correspondingly, first connection unit 111 is connected to the adsorbent equipment 12, such as excellent
Selection of land is integrally formed.Second attachment device 112 is used to connect by pipeline in the other side of first connection unit 111
It is connected to the vacuum plant.
In the step (b), version is marked in the test, such as includes mark plate and light source, positioned at the front of the camera lens 40,
The adsorbent equipment 12 is provided that the transparent sealing plate 13, the light of the light source described in this way far from that side of the camera lens 40
It is suitable for passing the transparent sealing plate 13 and enters the camera lens 40 from the inner cavity 14, then further by the photosensitive sensing
Device 62 receives and further generates image, and described image can carry out resolving power analysis to judge whether the camera lens 40 reaches
To suitable position, then by adjusting the position of the camera lens 40 with reduce the camera lens 40 and the photosensitive sensor 62 it
Between optical center be misaligned (shift) and inclination (tilt).
It, can be by directly moving the position of the adsorbent equipment 13 or moving institute when adjusting the position of the camera lens 40
The position of attachment device 11 is stated to drive the adsorbent equipment 13 mobile, then to adjust the position of the camera lens 40.It is described
Moving operation can be manually operated, and can also carry out automatic operation, i.e., the described multi-axes synchronous mechanism by multi-axes synchronous mechanism
The attachment device 11 or the adsorbent equipment 12 are acted on to make the adsorbent equipment 12 generate displacement.
In the above-mentioned methods, the image mould group can be the fixed-focus mould group of no motor 50, thus actively right
After quasi- process, the camera lens is directly pasted on microscope base.The image mould group is also possible to the dynamic coke with the motor 50
Mould group.In this way, the adsorption capacity generated by vacuum pressure keeps the camera lens 40 to be adsorbed and is located in step (c)
The position of the needs, the position dispensing for then needing to be bonded in the motor 50 and the camera lens 40, then ultraviolet photoetching
Solidification, to complete the fixation of the relative position between the motor 50 and the camera lens 40.
It should be understood by those skilled in the art that foregoing description and the embodiment of the present invention shown in the drawings are only used as illustrating
And it is not intended to limit the present invention.The purpose of the present invention has been fully and effectively achieved.Function and structural principle of the invention exists
It shows and illustrates in embodiment, under without departing from the principle, embodiments of the present invention can have any deformation or modification.
Claims (17)
1. one is used for the camera lens adsorption jig of image mould group active alignment, it is connected to vacuum plant suitable for controllability with group
Dress and correcting image mould group characterized by comprising
One attachment device, the attachment device have a channel, and the channel has one first port, and it is suitable for can gas stream
It is connected to the vacuum plant logically；With
One adsorbent equipment is connected to the attachment device, and has at least one second port, an inner cavity and a transparent envelope
Plate, the inner cavity have an opening at the absorption end of the adsorbent equipment, and second port is connected to the channel, when described
When vacuum plant generates vacuum pressure, the opening of the adsorbent equipment towards the image mould group camera lens and make institute
The camera lens can be adsorbed by stating adsorbent equipment, wherein the transparent sealing plate is set to one of the adsorbent equipment far from the opening
Side.
2. camera lens adsorption jig according to claim 1, wherein the adsorbent equipment is made of light-proof material.
3. camera lens adsorption jig according to claim 1, wherein the adsorbent equipment is along towards the direction of the opening
With gradually small internal diameter.
4. camera lens adsorption jig according to claim 3, wherein the adsorbent equipment is in frustum shape or bowl-shape.
5. camera lens adsorption jig according to claim 3, wherein the shape and size of the adsorbent equipment are designed to not shadow
Ring the field angle of image mould group camera lens in active alignment technique.
6. according to claim 1 to any camera lens adsorption jig in 5, wherein second port of the adsorbent equipment
Positioned at the adsorbent equipment side.
7. according to claim 1 to any camera lens adsorption jig in 5, wherein the attachment device includes one to be connected
First connection unit and one second connection unit, wherein the channel extends first and second connection unit and is connected to
Second port, wherein first connection unit is connected to the adsorbent equipment, second connection unit has described
First port, to be suitable for through piping connection to the vacuum plant.
8. camera lens adsorption jig according to claim 7, wherein first connection unit integrally extends described second
Connection unit top end part, and first connection unit is connected integrally to the side of the adsorbent equipment.
9. according to claim 1 to any camera lens adsorption jig in 5, wherein the camera lens is non-threaded camera lens.
10. camera lens adsorption jig according to claim 9, wherein the image mould group forms fixed-focus mould after active alignment
Group or dynamic burnt mould group with motor.
11. the active alignment method of an image mould group, wherein described method includes following steps:
(a) adsorption capacity generated by vacuum pressure, adsorbent equipment adsorbs the camera lens of image mould group, wherein the adsorbent equipment is remote
That side from the camera lens is provided with a transparent sealing plate, and light reaches the camera lens by the transparent sealing plate when test；
(b) the image mould group shooting test marks version and adjusts the position of the adsorbent equipment according to image quality, to adjust
The position of the whole camera lens；And
(c) determine that the camera lens reaches the position needed, and complete the positioning of the camera lens by dispensing and curing process.
12. the adsorbent equipment bottom side has one to open according to the method for claim 11, wherein in the step (a)
Mouthful towards the camera lens and the adsorbent equipment is made to contact the incidence end of the camera lens, and the inner cavity connection of the adsorbent equipment
To in running order vacuum plant to generate vacuum pressure and adsorb the camera lens.
13. according to the method for claim 11, wherein the adsorbent equipment has at least one second port and an inner cavity, institute
The second port is stated for being connected to the inner cavity in running order vacuum plant, wherein second port is arranged described
The side of adsorbent equipment.
14. according to the method for claim 11, wherein further comprising the steps of: in the step (a) through attachment device
Second connection unit is connected in running order vacuum plant and integrally formed with second connection unit first
Connection unit is connected to the adsorbent equipment, wherein the adsorbent equipment and first and second connection unit can gas circulations
Ground is connected.
15. being filled according to the method for claim 14, wherein in the step (b) by directly acting on the absorption
It sets or acts on the attachment device and adjust the position of the camera lens to drive the adsorbent equipment to generate displacement.
16. any method in 1 to 15 according to claim 1, wherein the camera lens is non-threaded camera lens.
17. any method in 1 to 15 according to claim 1, wherein the image mould group is formed calmly after active alignment
Burnt mould group or dynamic burnt mould group with motor.
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| CN201510512903.2A CN105068206B (en) | 2015-08-20 | 2015-08-20 | Camera lens adsorption jig and its method for image mould group active alignment |
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| CN201510512903.2A CN105068206B (en) | 2015-08-20 | 2015-08-20 | Camera lens adsorption jig and its method for image mould group active alignment |
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| CN107153246B (en) * | 2017-07-04 | 2023-01-06 | 湖北欧亚高新科技股份有限公司 | All-in-one is glued in assembly of laser head objective |
| CN110618513A (en) * | 2018-06-20 | 2019-12-27 | 宁波舜宇光电信息有限公司 | Optical lens, camera module and assembling method thereof |
| CN110855856B (en) * | 2018-08-21 | 2021-06-18 | 宁波舜宇光电信息有限公司 | Assembling method of multi-group optical lens based on motor optical assembly |
| CN111781698A (en) * | 2020-07-13 | 2020-10-16 | 成都忆光年文化传播有限公司 | Virtual display measuring and installing system |
| CN111855152A (en) * | 2020-07-13 | 2020-10-30 | 成都忆光年文化传播有限公司 | Virtual display test method |
| CN112354795B (en) * | 2020-10-30 | 2022-05-17 | 苏州天准科技股份有限公司 | Active alignment device for camera |
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