CN105829964A - Camera module test apparatus - Google Patents
Camera module test apparatus Download PDFInfo
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- CN105829964A CN105829964A CN201480067834.2A CN201480067834A CN105829964A CN 105829964 A CN105829964 A CN 105829964A CN 201480067834 A CN201480067834 A CN 201480067834A CN 105829964 A CN105829964 A CN 105829964A
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- camera module
- pallet
- sloping shaft
- checks
- motor
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B43/00—Testing correct operation of photographic apparatus or parts thereof
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Accessories Of Cameras (AREA)
- Studio Devices (AREA)
Abstract
The technical objective of the present invention is to provide a camera module test apparatus that can test whether a hand-shake correction function is correctly performed on a camera module and enhance test reliability for the hand-shake correction function of the camera module. To this end, the camera module test apparatus for testing a hand-shake correction function of a camera module, according to the present invention, comprises: a support; a tray on which the camera module is seated; and an excitation unit interposed between the support and the tray to apply vibration to the tray, wherein the excitation unit includes a tilting part including a tilting shaft for tilting the tray, and a position varying part for varying the position of the tilting shaft.
Description
Technical field
The camera module that the present invention relates to test the hand shaking correcting function of camera module checks device.
Background technology
It is said that in general, camera module is roughly divided into FF type and AF type.FF type (FixedFocusType) is the module being fixed as a focal length, AF type (AutoFocusType) is that the fixed focal length of acquiescence has determined that, but curtage can be accessed lens section, the Actuator (driver) constituted in making lens section operates and changes the module of focal length.AF type camera module can be constituted lens system by multiple lens, equipped with drivers (Actuator) such as VCM (VoiceCoilMotor), is configured so that each lens move, and regulates optical focal length by making its relative distance change.
Recently, the portable phone being equipped with photographic head is come on stage, it is possible to shot rest image and video by portable phone.Now, in order to shoot high-resolution and high image quality, the performance of photographic head is gradually improved, especially because grasp and shoot the characteristic of the portable phone of image, in the camera module being equipped on portable phone, tends to adding the correcting function to hand shaking.
It is therefore desirable to a kind of for the camera module installed additional in mobile phone, check the device that hand shaking correcting function the most normally performs.
Summary of the invention
Technical task
The technical task of the present invention is to provide and a kind of can check that the camera module that the most normally performs of hand shaking correcting function checks device for the camera module installed additional in mobile phone.
Another technical task of the present invention is to provide the camera module of a kind of inspection reliability that can improve the hand shaking correcting function to camera module and checks device.
Problem solution
In order to reach described purpose, the camera module of the embodiment of the present invention checks that device is used for testing the hand shaking correcting function of camera module, including: support；Pallet, it is laid for described camera module；And execute the unit that shakes, it is provided between described support and described pallet, and described pallet is applied vibration；The described unit that shakes of executing includes: rake, and it includes the sloping shaft making described pallet tilt；And variable portion, position, it can make the change in location of described sloping shaft.
The camera module of the described embodiment of the present invention checks that device can also include that position arranges unit, described position arranges the unit period in the change in location of described sloping shaft, make described pallet be fixed as initial position, in the period making described pallet tilt, make above-mentioned fixing releasing.
Described position arranges unit and may include that the 1st driver, and it is provided to height corresponding with described pallet；Position arranges projection, and it is equipped to be moved by described 1st driver；And position arranges groove, it is formed at the side, edge of described pallet, makes described position arrange protruding turnover.
Described rake may include that drive division, and it makes described tilting axis；And fixed part, it makes described pallet be fixed on described sloping shaft.
Described drive division may include that cam part, and it is placed along with described sloping shaft direction the most side by side；Lever, it connects described sloping shaft and described cam part, makes described sloping shaft and described cam part respectively become fulcrum and pressure point；Driving motor, it is axially combined with described cam part, makes described cam part rotate；And motor supporting part, it supports described driving motor.
Described motor supporting part may include that motor bracing frame, and it connects described driving motor and described sloping shaft；And spring bearing, it is provided between described motor bracing frame and described sloping shaft, supports described sloping shaft revolvably.
Described drive division can also include: link, and its one end is provided to described motor bracing frame, and the other end is positioned on described lever；And elastomeric element, it is provided between described link and described lever, and described lever is applied power in downward direction.
Described cam part can be combined by axially combined portion with described driving motor, and described axially combined portion may include that four combinations is protruding, and it has 90 degree of intervals at the faying face of described cam part, protrudes to described direction of principal axis；And four combinations groove, it correspondingly forms with described four combinations projection on the faying face of described driving motor.
Described fixed part may include that the 2nd driver, and it is provided to described sloping shaft；Fixed lobe, it is equipped to be moved by described 2nd driver；And plural fixing hole, it is formed on described pallet, on the path that the position of described fixed lobe is changed by variable portion, described position, is formed with shape corresponding with described fixed lobe.
Described fixed lobe may be located on the extended line of direction of principal axis centrage of described sloping shaft.
Fixing hole more than said two can be respectively the shape that internal diameter is gradually widened towards described fixed lobe, and described fixed lobe can correspondingly become the diminishing shape of external diameter with described fixing hole.
Variable portion, described position may include that vertical axes, and it constitutes the center of rotation of described rake in order to the position of described rake is variable；And rotation motor, it is provided to described support, on the basis of described vertical axes, makes described rake rotate.
Described rotation motor can be connected by wheel-belt with described rake.
The center of described camera module may be located on the extended line of direction of principal axis centrage of described vertical axes.
The camera module of the described embodiment of the present invention checks that device executes, described in can also including being provided to, the antivibrating parts shaken between unit and described support.
Below described pallet, could be formed with multiple recessed groove.
Invention effect
As it has been described above, the camera module of the embodiment of the present invention checks that device can have the effect that.
According to embodiments of the invention, provide pallet and Shi Zhen unit in order to camera module is applied vibration, therefore, it is possible to for the camera module installed additional in mobile phone, detection hand shaking correcting function the most normally performs.The particularly position of sloping shaft is changed by executing variable portion, position that the unit that shakes includes, thus in various position or angle, camera module can apply vibration, it is possible to increase the inspection reliability to the hand shaking correcting function of camera module.
Additionally, according to embodiments of the invention, owing to providing position, unit is set, thus the period changed by variable portion, position in the position of sloping shaft, the position that can make pallet is fixed, and is dimensioned correctly the initial position of pallet, in the period that pallet tilts, its position can be released fix, give tilting force smoothly to pallet.
Additionally, according to embodiments of the invention, cam part and lever is made between sloping shaft and to drive between motor, provide sloping shaft and indirectly accept to drive the technological maheup of the driving force of motor, thus compared with the technology that driving motor is directly connected in sloping shaft, it is possible to the power of less motor, gave the vibration of substantially more than 20Hz at 1 second, the size of motor can be reduced, additionally it is possible to reduce the size of single unit system.And then, there is the technological maheup driving motor to rotate continuously to forward or reverse middle a direction, thus compared with the technology that the most anti-driven direct linkage type (drive type that motor be directly connected in sloping shaft) is repeated, it is provided that the more accurate vibration period.I.e., if continuing to drive to a direction, then can eliminate the impact of the inertia that each turning point (turningpoint) when being repeated the most anti-driven occurs, when oscillograph (oscilloscope) is measured, it is possible to obtain more accurate, regular sine wave (sinewave).
Additionally, according to embodiments of the invention, additional resilient component between link and lever, thus can not only be lever to top upper by cam part by downwards, and can be with the slightly larger power lifting lever of the elastic force than elastomeric element, it is possible to successfully it is replaced by the cam part that size is different.
Additionally, according to embodiments of the invention, cam part and driving motor are by including that four combinations projection and the axially combined portion of four combinations groove combine, it is thus able to the center keeping the faying face of cam part exactly and the center of rotation driving motor, it is prevented from cam part and the phenomenon driving motor mutually to dally, and, it is possible to make the stress being put on the faying face of cam part by revolving force dispersed, increase the life-span of goods.
Additionally, according to embodiments of the invention, there is provided and make by variable portion, position the sloping shaft of change in location and unit be set by position and the fixed part that the pallet of initial position interfixes is set, thus before making pallet tilt, pallet can be made to tilt when making the position of sloping shaft of change correctly be fixed on pallet.
Additionally, according to embodiments of the invention, become the shape that the internal diameter of fixing hole is gradually widened towards fixed lobe, fixed lobe and fixing hole correspondingly become the diminishing shape of external diameter, thus when pallet tilts, the interference between fixing hole and fixed lobe can be made to realize minimizing, it is possible to prevent the abnormal vibrations of contingent device because of interference.And then, the end external diameter of fixed lobe is less than the front inner diameter of fixing hole, thus is inserted in the period of fixing hole at fixed lobe, it is possible to make the interference with fixing hole realize minimizing.
It addition, according to embodiments of the invention, rotation motor and rake by taking turns-belt and be connected, thus the vibration occurred in the period that rake tilts, pass to rotation motor and support with the state being lowered in wheel-belt, it can be ensured that the steady running of device.
It addition, according to embodiments of the invention, be also equipped with executing the antivibrating parts shaking between unit and support, it is thus possible to make the vibration realizing passing to support minimize, it is possible to the abnormal vibrations of anti-locking apparatus.
It addition, according to embodiments of the invention, multiple recessed groove is formed below at pallet, it is thus possible to make the weight of the pallet of inclination realize minimizing, thereby, it is possible to reduce lever, drive the load of the circumferential component such as motor.
Accompanying drawing explanation
Fig. 1 is to represent the front view that the camera module of one embodiment of the invention checks device.
Fig. 2 is the figure of enlarged representation Fig. 1 " A ".
Fig. 3 is the top view of the camera module inspection device of Fig. 2 viewed from above.
Fig. 4 is the axonometric chart of the camera module inspection device observing Fig. 2 in terms of front.
Fig. 5 is the axonometric chart removed in the camera module inspection device of Fig. 4 and reverse slightly observation after the 1st of rake covers.
Fig. 6 is to check in device, at the camera module of Fig. 5, the axonometric chart removing the 2nd lid of rake and represent.
Fig. 7 is roughly to represent that the camera module of Fig. 5 checks that in device, the fixed lobe of fixed part is fixed on the profile of the state of fixing hole.
Fig. 8 is to represent the figure that the camera module of Fig. 5 checks device cam parts.
Fig. 9 is the axonometric chart of the cam part observing Fig. 8 from its faying face.
Figure 10 is the axonometric chart of the camera module inspection device observing Fig. 2 from direction, the back side.
Figure 11 is to check, at the camera module of Figure 10, the axonometric chart removing the auxiliary lid in variable portion, position in device and represent.
Figure 12 is the face upwarding stereogram of the camera module inspection device observing Fig. 5 from below.
Figure 13 a is to represent that the camera module at Fig. 3 checks that in device, rake is rotated the figure of the state of 45 degree by variable portion, position.
Figure 13 b is to represent that the camera module at Fig. 3 checks that in device, rake is the figure of the state of 90-degree rotation by variable portion, position.
Detailed description of the invention
The most with reference to the accompanying drawings, embodiments of the invention are described in detail, in order to those skilled in the art can be easily implemented with.But, the present invention can embody with multiple different form, is not limited to embodiment described herein.
Fig. 1 is to represent the front view that the camera module of one embodiment of the invention checks device, and Fig. 2 is the figure of enlarged representation Fig. 1 " A ", and, Fig. 3 is the top view of the camera module inspection device of Fig. 2 viewed from above.
Fig. 4 is the axonometric chart of the camera module inspection device observing Fig. 2 in terms of front, Fig. 5 is the axonometric chart removed in the camera module inspection device of Fig. 4 and reverse slightly observation after the 1st of rake covers, and, Fig. 6 is to check in device, at the camera module of Fig. 5, the axonometric chart removing the 2nd lid of rake and represent.
The camera module of one embodiment of the invention checks device as shown in Figures 1 to 6, camera module as the hand shaking correcting function of test camera module (the 10 of Fig. 3) checks device, including support 100, figure exterior portion 200, pallet 300 and execute the unit 400 that shakes.
Support 100 is as it is shown in figure 1, the camera module playing the one embodiment of the invention described in supporting checks that device makes the effect being up to the standard on the whole.It addition, support 100 can keep level by the works of referred to as connection member 110.And then, as it is shown in figure 1, figure exterior portion 200 can be provided to support 100 by connection member 110, pallet 300 can be shaken unit 400 by described later executing and is provided to support 100, furthermore, it is possible to be directly provided to position described later to arrange vertical part 510 or the support 100 of unit 500.And, on support 100, it is also possible to equipped with informing that inspection carries out state and checks the display part (not shown) of result.
Figure exterior portion 200 is as shown in Figures 1 and 3, even if in order to demonstrate in the period that camera module (the 10 of Fig. 3) is applied vibration, whether camera module (the 10 of Fig. 3) also is able to meet permission benchmark shooting image, there is provided subject (not shown), in order to camera module (the 10 of Fig. 3) can the image of perception subject (not shown).Specifically, towards the face (on the basis of Fig. 1, for following) of camera module 10 in figure exterior portion 200, subject (not shown) is demonstrated.Particularly, collimation mark (fiducialmart) can serve as subject.It addition, figure exterior portion 200 can have the structure that can regulate height.
Pallet 300 as shown in Figures 1 to 4, is positioned at than figure exterior portion 200 more further below, lays for camera module 10.Specifically, as shown in Figures 3 and 4, pallet 300 can be equipped with the depression 310 making camera module 10 lay.And then, although not shown in figure, camera module 10 can also be provided to depression 310 by the tool set (not shown) with mobile phone formed objects.It addition, pallet 300 can be equipped with on the basis of the central shaft (C1 of Fig. 3) being placed in camera module 10 thereon revolvably, can have and also be able to, relative to the rake 410 executing the unit 400 that shakes, the structure that mutually rotates.Therefore, pallet 300 and rake 410 have the structure that can mutually rotate, thus pallet 300 is in order to tilt on the basis of sloping shaft 411, are carrying out period of tilting, and pallet 300 needs to be fixed on sloping shaft 411 by fixed part 413 described later.
Execute shake unit 400 as shown in Figures 2 to 4, be provided between support 100 and pallet 300, to pallet 300 apply vibration, may include that rake 410, it includes the sloping shaft 411 making pallet 300 tilt；And variable portion, position 420, it makes the change in location of sloping shaft 411.Therefore, provide and execute, in order to camera module 10 is applied vibration, the unit 400 that shakes, thus can check that hand shaking correcting function the most normally performs for the camera module 10 installed additional in mobile phone.Particularly by executing the variable portion, position 420 that the unit 400 that shakes includes, the change in location of sloping shaft 411, thus in various position or angle (with reference to Figure 13), camera module 10 can be applied vibration, the inspection reliability of the hand shaking correcting function to camera module 10 can be improved.Below, exemplarily portion 420 variable to rake 410 and position is described in detail.
First, with reference to Fig. 2 to Fig. 6, rake 410 is described in detail.
Rake 410 as shown in Figures 5 and 6, including sloping shaft 411, plays on the basis of sloping shaft 411, makes pallet 300 tilt and the camera module 10 laid on pallet 300 applies the effect of vibration.Such as, rake 410 can include making the fixed part 413 that pallet 300 is fixed on sloping shaft 411, the drive division 412 making sloping shaft 411 tilt, so as to while correctly keeping the position of pallet 300 changed by variable portion, position 420, drive sloping shaft 411.Referring to Fig. 2 to Fig. 6, exemplarily fixed part 413 and drive division 412 are described in more detail.
Such as, fixed part 413, as shown in Fig. 2, Fig. 3 and Fig. 5, is correctly fixed the position of the pallet 300 changed by variable portion, position 420, can be included the 2nd driver 413a, fixed lobe 413b and plural fixing groove (143c of Fig. 3).As in figure 2 it is shown, the 2nd driver 413a is provided to the extension (2411a of Fig. 2) of sloping shaft 411.Fixed lobe 413b is equipped to be moved by the 2nd driver 413a.In place of plural fixing groove 143c is as inserting for fixed lobe 413b, being formed on pallet 300, the mobile route (T of Fig. 3) particularly changed by variable portion, position 420 in the position of fixed lobe 413b is upper to be formed.Particularly as it is shown on figure 3, plural fixing hole 143c can be by 45 degree of intervals, including the 1st, the 2nd and the 3rd fixing hole e1, e2, e3.It addition, as it is shown on figure 3, the 1st, the 2nd and the 3rd fixing hole e1, e2, e3 can have the most identical radius of turn R on the basis of the central shaft C1 of camera module 10, in order to the position of the central shaft C1 of camera module 10 is placed in the center of mobile route T.And then, fixed lobe 413b may be located on the extended line of direction of principal axis centrage C2 of sloping shaft 411, the central shaft C1 of camera module 10 can with the extended line square crossing of the direction of principal axis centrage C2 of sloping shaft 411 place, so that pallet 300 is when tilting on the basis of sloping shaft 411, do not stagger in its inclination center.
Drive division 412 as shown in Figures 5 and 6, can include cam part 412a, lever 412b, drive motor 412c and motor supporting part 412d, so as to utilize cam mode and lever principle, make sloping shaft 411 be indirectly connected with and tilt.Cam part 412a places along with sloping shaft 411 direction the most side by side.Lever 412b connects sloping shaft 411 and cam part 412a, makes sloping shaft 411 and cam part 412a respectively become fulcrum and pressure point.Drive motor 412c to be axially combined with cam part 412a, make cam part 412a to forward or inversely in certain direction rotate.Motor supporting part 412d supports and drives motor 412c.Therefore, if driving motor 412c to rotate, then, cam part 412a, while rotating, makes the one end of lever 412b stir up and down, and the sloping shaft 411 of the other end being connected to lever 412b tilts centered by this axle.Motor 412c is particularly driven to be indirectly connected with sloping shaft 411 by cam part 412a and lever 412b, thus compared with the technology that driving motor is directly connected in sloping shaft, can be with the power of less motor, the vibration of substantially more than 20Hz is applied at 1 second, the size driving motor 412c can be reduced, it is also possible to reduce the size of single unit system.And then, have drive motor 412c to forward or reverse in the technological maheup that rotates continuously of certain direction, thus compared with the technology that the most anti-driven direct linkage type (drive type that motor be directly connected in sloping shaft) is repeated, using the teaching of the invention it is possible to provide the more accurate vibration period.I.e., if persistently driven to certain direction, then can eliminate the impact of the inertia occurred in each turning point (turningpoint) when being repeated the most anti-driven, when oscillograph (oscilloscope) is measured, it is possible to obtain more accurate, regular sine wave (sinewave).
Described motor supporting part 412d as shown in Figure 6, may include that motor bracing frame d1, and it connects driving motor 412c and sloping shaft 411；And spring bearing d2, it is provided between motor bracing frame d1 and sloping shaft 411, supports sloping shaft 411 revolvably.Therefore, by spring bearing d2, the operating of sloping shaft 411 can not be hindered, successfully be supported in sloping shaft 411 driving motor 412c.
And, described drive division 412 can also include link 412e and elastomeric element 412f, so as to the one end of the lever 412b stirred by cam part 412a is applied downwards power.Link 412e one end is provided to motor bracing frame d1, and the other end is positioned on lever 412b.Elastomeric element 412f is provided between link 412e and lever 412b, and lever 412b is applied power in downward direction.Therefore, due to additional resilient component 412f between link 412e and lever 412b, thus can not only be the one end of lever 412b by downwards, and can be with the slightly larger power of the elastic force than elastomeric element, the one end of lifting lever 412b, it is possible to be easily exchanged for the cam part that size is different.
Referring to Fig. 3, Figure 10 and Figure 11, portion 420 variable to position is described in detail.
Figure 10 is to observe the camera module of Fig. 2 to check the axonometric chart of device from direction, the back side, and Figure 11 is to check, at the camera module of Figure 10, the axonometric chart removing the auxiliary lid in variable portion, position in device and represent.
Variable portion 420, position, as shown in Fig. 3, Figure 10 and Figure 11, plays the effect of the change in location making sloping shaft 411.Such as, variable portion, position 420 can include vertical axes 421 and rotation motor 422, so as to centered by arbitrary vertical axes, makes sloping shaft 411 rotate, makes the change in location of sloping shaft 411.Vertical axes 421 constitutes the center of rotation of rake 410 for the change in location of rake 410.Rotation motor 422 is provided to support 100, on the basis of vertical axes 421, makes rake 410 rotate.The particularly central shaft C1 of camera module 10 may be located on the extended line of direction of principal axis centrage of vertical axes 421, so that on the basis of vertical axes 421, even if rake 410 rotates, camera module 10 is when remaining in that it is in situ, central shaft C1 relative to camera module 10, the only angle change (such as, as shown in figure 13, rotating 45 degree or 90 degree) of rake 410.
And then, rotation motor 422 and rake 410 can be connected by wheel-belt 423.Therefore, in the vibration that the period that rake 410 tilts occurs, rotation motor 422 and support 100 are passed to the state reduced in wheel-belt 423, it can be ensured that the steady running of device.
Referring to Fig. 7, described fixed part 413 is described in more detail.
Fig. 7 is roughly to represent that the camera module of Fig. 5 checks that in device, the fixed lobe of fixed part is fixed on the profile of the state of fixing hole.
As it is shown in fig. 7, plural fixing hole 413c can be respectively the shape that internal diameter is gradually widened towards fixed lobe 413b, fixed lobe 413b can become the shape that external diameter is correspondingly gradually reduced with fixing hole 413c.Therefore, when pallet 300 tilts, it is possible to make the interference between fixing hole 413c and fixed lobe 413b realize minimizing, it is possible to prevent the abnormal vibrations of contingent device by interference.And then, the end external diameter of the fixed lobe 413b front inner diameter less than fixing hole 413c, thus the period of fixing hole 413c it is inserted at fixed lobe 413b, the interference with fixing hole 413c can be made to realize minimizing.
Referring to Fig. 8 and Fig. 9, described cam part 412a is described in more detail.
Fig. 8 is to represent the figure that the camera module of Fig. 5 checks device cam parts, and Fig. 9 is the axonometric chart of the cam part observing Fig. 8 from its faying face.
As can be seen from figures 8 and 9, cam part 412a and driving motor 412c can be combined by axially combined portion 412g.Such as, axially combined portion 412g may include that four combinations projection g1, g2, g3, g4, and it has 90 degree of intervals on the faying face of cam part 412a, axially protrudes；Four combinations groove (not shown), it, on the faying face driving motor 412c, correspondingly forms with four combinations projection g1, g2, g3, g4.Therefore, can accurately keep the centre bore C3 of the faying face of cam part 412a and the center of rotation driving motor 412c, it is prevented from cam part 412a and the phenomenon driving motor 412c mutually to dally, and, the stress being put on the faying face of cam part 412a by revolving force can be made dispersed, increase the life-span of goods.
Referring to Figure 12, described pallet 300 is described in more detail.
Figure 12 is the face upwarding stereogram of the camera module inspection device observing Fig. 5 from below.
Below pallet 300, could be formed with multiple recessed groove 301.Therefore, it can make the weight of the pallet 300 of inclination realize minimizing, it is thereby possible to reduce on lever 412b, drive the circumferential component such as motor 412c to produce the load caused because of weight of impact.
And, the camera module of described one embodiment of the invention checks device as shown in Figures 1 to 4, can also include that position arranges unit 500.
Position arranges the unit 500 period in the change in location of sloping shaft 411, pallet 300 is made to be fixed on initial position, in the period making pallet 300 tilt, make its fixing releasing, the period changed by variable portion, position 420 in the position of sloping shaft 411, pallet 300 can be made to be fixed on initial position, it is dimensioned correctly the initial position of pallet 300, in the period that pallet 300 tilts, due to the releasing that its position is fixing, tilting force smoothly can be given to pallet 300.Such as, position arranges unit 500 as shown in Figures 3 and 4, can include that vertical part the 510, the 1st driver 520, position arrange projection 530 and position arranges groove 540.Vertical part 510 is provided to support 100 vertically.1st driver 520 is provided to vertical part 510, and is provided to the corresponding height of pallet 300.Position arranges protruding 530 and can be equipped with movably by the 1st driver 520.Position arranges groove 540 and becomes at side, the edge concave shape of pallet 300, in order to arrange protruding 530 turnover for position.
Therefore, in the period that sloping shaft 411 is changed by variable portion, position 420, position unit 500 is set, pallet can be made correctly to be arranged at initial position, it is possible to increase the reliability to test.
And, the camera module of described one embodiment of the invention checks device as shown in Figures 1 and 2, can also include antivibrating parts 600.
Antivibrating parts 600, as in figure 2 it is shown, be provided to execute and shake between unit 400 and support 100, can be made up of quality of rubber materials etc..Therefore, by antivibrating parts 600, it is possible to make the vibration realizing being delivered to support 100 minimize, it is possible to the abnormal vibrations of anti-locking apparatus.
Referring to Fig. 3 and Figure 13, an example of the action of the camera module inspection device of one embodiment of the invention is illustrated.
Figure 13 a is to represent that the camera module at Fig. 3 checks that in device, rake is rotated the figure of the state of 45 degree by variable portion, position, and Figure 13 b is to represent that the camera module at Fig. 3 checks that in device, rake is the figure of the state of 90-degree rotation by variable portion, position.
First, as it is shown on figure 3, before making rake 410 rotate, make position arrange unit 500 and start so that position arranges protruding 530 and is inserted in (with reference to dotted line) position and arranges groove 540, makes pallet be arranged at initial position.
When pallet 300 be arranged at initial position and fixing, make fixed lobe 413b be inserted in the 1st and fix groove e1, after making sloping shaft 411 fixing with pallet 300, position is arranged protruding 530 and groove 540 is set from position draws (with reference to solid line).
Then, making driving motor 412c drive, on the basis of sloping shaft 411, make pallet 300 tilt, meanwhile, the camera module laid on it applies vibration.By 1 second substantially 10 to about 20Hz, apply vibration with being consistent with user specification.
Then, after corresponding vibration has been implemented, as depicted in fig. 13 a, make driving motor 412c stop, again making position that unit 500 is set and start so that position arranges protruding 530 and is inserted in (with reference to dotted line) position and arranges groove 540, makes pallet be set to initial position.
When pallet 300 is arranged at initial position and fixes, rotation motor 422 is made to drive, make rake 410 rotary setting angle (such as 45 degree) centered by vertical axes 421, then, make fixed lobe 413b be inserted in the 2nd and fix groove e2, after making sloping shaft 411 fixing with pallet 300, position is arranged protruding 530 and groove 540 is set from position draws (with reference to solid line).
Then, making driving motor 412c drive, on the basis of sloping shaft 411, make pallet 300 tilt, meanwhile, the camera module 10 laid on it applies vibration.By 1 second substantially 10 to about 20Hz, apply vibration with being consistent with user specification.
Then, with method same as above, then rotary setting angle (such as 45 degree), as illustrated in fig. 13b, apply vibration with being consistent with user specification.
As it has been described above, the camera module of one embodiment of the invention checks that device can have the effect that.
According to embodiments of the invention, provide pallet 300 and Shi Zhen unit 400 in order to camera module 10 is applied vibration, thus hand shaking correcting function can be detected the most normally perform for the camera module 10 installed additional in mobile phone.Particularly by executing the variable portion, position 420 that the unit 400 that shakes includes, the change in location of sloping shaft 411, it is thus possible in various position or angle, apply vibration to camera module 10, it is possible to increase the inspection reliability to the hand shaking correcting function of camera module 10.
Additionally, according to embodiments of the invention, owing to providing position, unit 500 is set, thus the period changed by variable portion, position 400 in the position of sloping shaft 411, pallet 300 can be made to be fixed on initial position, be dimensioned correctly the initial position of pallet 300, in the period that pallet 300 tilts, its position can be released fix, give tilting force smoothly to pallet 300.
Additionally, according to embodiments of the invention, cam part 412a and lever 412b is made between sloping shaft 411 and to drive between motor 412c, provide sloping shaft 411 and indirectly accept to drive the technological maheup of the driving force of motor 412c, thus compared with the technology that driving motor 412c is directly connected in sloping shaft 411, it is possible to the power of less motor, gave the vibration of substantially more than 20Hz at 1 second, the size driving motor 412c can be reduced, additionally it is possible to reduce the size of single unit system.And then, there is the technological maheup driving motor 412c to rotate continuously to forward or reverse middle a direction, thus compared with the technology that the most anti-driven direct linkage type (drive type that motor be directly connected in sloping shaft) is repeated, it is provided that the vibration period more accurately.I.e., if continuing to drive to a direction, then can eliminate the impact of the inertia that each turning point (turningpoint) when being repeated the most anti-driven occurs, when oscillograph (oscilloscope) is measured, it is possible to obtain more accurate, regular sine wave (sinewave).
Additionally, according to embodiments of the invention, additional resilient component between link 412e and lever 412b, thus can not only be lever 412b to top upper by cam part 412a by downwards, and can be with the slightly larger power lifting lever 412b of the elastic force than elastomeric element 412f, it is possible to successfully it is replaced by the cam part that size is different.
Additionally, according to embodiments of the invention, cam part 412a is combined by the axially combined portion 412g including four combinations projection g1, g2, g3, g4 and four combinations groove (not shown) with driving motor 412c, it is thus able to the centre bore C3 correctly keeping the faying face of cam part 412a and the center of rotation driving motor 412c, it is prevented from cam part 412a and the phenomenon driving motor 412c mutually to dally, and, the stress being put on the faying face of cam part 412a by revolving force can be made dispersed, increase the life-span of goods.
Additionally, according to embodiments of the invention, there is provided and make by variable portion, position 420 the tilting axis axle 411 of change in location and unit 500 be set by position and the fixed part 413 that the pallet 300 of initial position interfixes is set, thus before making pallet 300 tilt, pallet 300 can be made to tilt when making the position of sloping shaft 411 of change correctly be fixed on pallet 300.
Additionally, according to embodiments of the invention, become the shape that the internal diameter of fixing hole 413c is gradually widened towards fixed lobe 413b, fixed lobe 413b and fixing hole 413c correspondingly becomes the diminishing shape of external diameter, thus when pallet 300 tilts, the interference that can make 413b between fixing hole 413c and fixed lobe realizes minimizing, it is possible to prevent the abnormal vibrations of contingent device because of interference.And then, the end external diameter of the fixed lobe 413b front inner diameter less than fixing hole 413c, thus the period of fixing hole 413c it is inserted at fixed lobe 413b, it is possible to make the interference with fixing hole 413c realize minimizing.
Additionally, according to embodiments of the invention, rotation motor 422 is connected by wheel-belt 423 with rake 410, the vibration therefore occurred in the period that rake 410 tilts, rotation motor 422 and support 100 is passed to, it can be ensured that the steady running of device with the state being lowered in wheel-belt 423.
It addition, according to embodiments of the invention, be also equipped with executing the antivibrating parts 600 shaken between unit 400 and support support 100, it is thus possible to make the vibration realizing passing to support 100 minimize, it is possible to the abnormal vibrations of anti-locking apparatus.
It addition, according to embodiments of the invention, multiple recessed groove 301 is formed below at pallet 300, it is thus possible to make the weight of the pallet 300 of inclination realize minimizing, therefore, it is possible to reduce lever 412b, drive the load of the circumferential component such as motor 412c.
Above the preferred embodiments of the present invention are described in detail, but the interest field of the present invention is not limited to this, person of ordinary skill in the field utilizes various deformation that the basic conception of the present invention defined in claims below carries out and improvement form to fall within the interest field of the present invention.
Industrial applicibility
The camera module that the present invention relates to test the hand shaking correcting function of camera module checks device, may be used for testing camera module, thus has industrial applicibility.
Claims (12)
1. camera module checks a device, for testing the hand shaking correcting function of camera module, it is characterised in that including:
Support；
Pallet, it is laid for described camera module；And
Executing the unit that shakes, it is provided between described support and described pallet, and described pallet is applied vibration；
The described unit that shakes of executing includes:
Rake, it includes the sloping shaft making described pallet tilt；And
Variable portion, position, it can make the change in location of described sloping shaft.
Camera module the most according to claim 1 checks device, it is characterised in that
Described camera module checks that device also includes that position arranges unit, and described position arranges the unit period in the change in location of described sloping shaft, makes described pallet be fixed as initial position, in the period making described pallet tilt, makes above-mentioned fixing releasing.
Camera module the most according to claim 2 checks device, it is characterised in that
Described position arranges unit and includes:
1st driver, it is provided to height corresponding with described pallet；
Position arranges projection, and it is equipped to be moved by described 1st driver；And
Position arranges groove, and it is formed at the side, edge of described pallet, makes described position arrange protruding turnover.
Camera module the most according to claim 1 checks device, it is characterised in that
Described rake includes:
Drive division, it makes described tilting axis；And
Fixed part, it makes described pallet be fixed on described sloping shaft.
Camera module the most according to claim 4 checks device, it is characterised in that
Described drive division includes:
Cam part, it is placed along with described sloping shaft direction the most side by side；
Lever, it connects described sloping shaft and described cam part, makes described sloping shaft and described cam part respectively become fulcrum and pressure point；
Driving motor, it is axially combined with described cam part, makes described cam part rotate；And motor supporting part, it supports described driving motor.
Camera module the most according to claim 5 checks device, it is characterised in that
Described motor supporting part includes:
Motor bracing frame, it connects described driving motor and described sloping shaft；And
Spring bearing, it is provided between described motor bracing frame and described sloping shaft, supports described sloping shaft revolvably.
Camera module the most according to claim 6 checks device, it is characterised in that
Described drive division also includes:
Link, its one end is provided to described motor bracing frame, and the other end is positioned on described lever；And
Elastomeric element, it is provided between described link and described lever, and described lever is applied power in downward direction.
Camera module the most according to claim 5 checks device, it is characterised in that
Described cam part is combined by axially combined portion with described driving motor,
Described axially combined portion includes:
Four combinations is protruding, and it has 90 degree of intervals at the faying face of described cam part, protrudes to described direction of principal axis；And
Four combinations groove, it correspondingly forms with described four combinations projection on the faying face of described driving motor.
Camera module the most according to claim 4 checks device, it is characterised in that
Described fixed part includes:
2nd driver, it is provided to described sloping shaft；
Fixed lobe, it is equipped to be moved by described 2nd driver；And
Plural fixing hole, it is formed on described pallet, on the path that the position of described fixed lobe is changed by variable portion, described position, is formed with shape corresponding with described fixed lobe.
Camera module the most according to claim 9 checks device, it is characterised in that
The shape that fixing hole more than said two respectively internal diameter is gradually widened towards described fixed lobe,
Described fixed lobe and described fixing hole correspondingly become the diminishing shape of external diameter.
11. camera modules according to claim 1 check device, it is characterised in that
Variable portion, described position includes:
Vertical axes, it constitutes the center of rotation of described rake in order to the position of described rake is variable；And rotation motor, it is provided to described support, on the basis of described vertical axes, makes described rake rotate.
12. camera modules according to claim 1 check device, it is characterised in that
Described camera module checks that device executes, described in also including being provided to, the antivibrating parts shaken between unit and described support.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0155475 | 2013-12-13 | ||
| KR1020130155475A KR101526320B1 (en) | 2013-12-13 | 2013-12-13 | Camera module testing apparatus |
| PCT/KR2014/009948 WO2015088135A1 (en) | 2013-12-13 | 2014-10-22 | Camera module test apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105829964A true CN105829964A (en) | 2016-08-03 |
| CN105829964B CN105829964B (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480067834.2A Active CN105829964B (en) | 2013-12-13 | 2014-10-22 | Camera module check device |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101526320B1 (en) |
| CN (1) | CN105829964B (en) |
| WO (1) | WO2015088135A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107040774A (en) * | 2016-12-21 | 2017-08-11 | 广州计量检测技术研究院 | Detection experiment shaker deck and its dither method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102111234B1 (en) | 2019-03-14 | 2020-05-14 | (주)이즈미디어 | Chart stage apparatus for inspectinon of camera module |
| KR102145146B1 (en) * | 2020-03-17 | 2020-08-18 | (주)이즈미디어 | Inspection apparatus of image stabilizer correction function for camera module |
| KR102166062B1 (en) * | 2020-04-29 | 2020-10-15 | (주)이즈미디어 | Vibration control device and camera shake correction function test apparatus using the same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100926451B1 (en) * | 2008-05-02 | 2009-11-13 | 김효선 | Performance evaluation device of hand flutter revision module |
| CN201348717Y (en) * | 2008-12-15 | 2009-11-18 | 华晶科技股份有限公司 | Optical anti-shake tester |
| JP5367176B2 (en) * | 2009-11-10 | 2013-12-11 | イズメディア カンパニー リミテッド | Camera module inspection and focus adjustment device |
| KR101073604B1 (en) * | 2009-11-11 | 2011-10-14 | (주)이즈미디어 | Camera module focus test apparatus |
| KR101013364B1 (en) * | 2010-09-16 | 2011-02-14 | (주)아이솔루션 | Camera trembling correction test system |
| KR101227393B1 (en) * | 2011-06-21 | 2013-02-01 | 주식회사 하이소닉 | Test apparatus vibrating camera module |
| KR101263391B1 (en) * | 2011-09-09 | 2013-05-24 | 김대봉 | Apparatus for camera module continous test and focus adjustment having position detecting function |
-
2013
- 2013-12-13 KR KR1020130155475A patent/KR101526320B1/en active IP Right Grant
-
2014
- 2014-10-22 CN CN201480067834.2A patent/CN105829964B/en active Active
- 2014-10-22 WO PCT/KR2014/009948 patent/WO2015088135A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107040774A (en) * | 2016-12-21 | 2017-08-11 | 广州计量检测技术研究院 | Detection experiment shaker deck and its dither method |
| CN107040774B (en) * | 2016-12-21 | 2019-01-08 | 广州计量检测技术研究院 | Detection test shaker deck and its dither method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105829964B (en) | 2018-09-28 |
| WO2015088135A1 (en) | 2015-06-18 |
| KR101526320B1 (en) | 2015-06-10 |
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