CN105573044B - A kind of screw thread locks method for testing reliability - Google Patents

A kind of screw thread locks method for testing reliability Download PDF

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Publication number
CN105573044B
CN105573044B CN201510988076.4A CN201510988076A CN105573044B CN 105573044 B CN105573044 B CN 105573044B CN 201510988076 A CN201510988076 A CN 201510988076A CN 105573044 B CN105573044 B CN 105573044B
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China
Prior art keywords
locking
guide rail
clamping
screw thread
driving
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Active
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CN201510988076.4A
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CN105573044A (en
Inventor
严小超
李建华
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Truly Opto-Electronics Ltd
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Truly Opto-Electronics Ltd
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Priority to CN201510988076.4A priority Critical patent/CN105573044B/en
Publication of CN105573044A publication Critical patent/CN105573044A/en
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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B43/00Testing correct operation of photographic apparatus or parts thereof
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts

Abstract

The invention discloses a kind of screw threads to lock method for testing reliability, and locking RTA reliability test assembly by screw thread realizes, the screw thread locks RTA reliability test assembly and includes:First guide rail mechanism, the second guide rail mechanism, the 2nd CCD, display device, control device;This method includes:By the first locking section of sample to be tested and the second locking section carry out at least once lock measurement torsion, obtain multiple torque values;Judge whether torque value is qualified, if qualified, into next step;The internal thread of first locking section and the externally threaded appearance image of the second locking section after shooting torsional test respectively, and carry out judging whether cosmetic injury qualified.The present invention can accurately measure certain number and lock rear torque value, improve the accuracy that screw thread locks torsion measurement;The appearance image for locking rear product by CCD shootings simultaneously, further increases the quality that screw thread locks reliability test, reliable contrast verification foundation can be quick and precisely provided in terms of selection, and reliable basis is provided for optimization product.

Description

A kind of screw thread locks method for testing reliability
Technical field
The present invention relates to a kind of screw threads applied to camera to lock method for testing reliability.
Background technology
After camera shooting head lens barrel and microscope base mold at present, torsion is only tested by management and control, but can exist during test torsion After lens barrel and microscope base lock the problem of cosmetic injury, it is also easy to produce not noticeable clast etc., causes camera module image dirty Point is bad.For locking the torsion after reliability is locked there is no the progress of suitable device such as certain number between two components Power, the test of cosmetic injury situation etc., the fixed inaccuracy of existing reliability test, so as to cause product production assembling process not Stablize, influences product qualification rate and final product quality;Moreover, on selection camera shooting head lens barrel and microscope base material, pass through torsion merely The more difficult difference for embodying material of test, and reliable foundation is also provided in terms of selection without other test devices at present.
Invention content
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of screw threads to lock RTA reliability test assembly, It is simple in structure, easy to operate, it can accurately measure and lock rear torque value, especially monitor the change of the torsion after certain number locks Change data, improves the accuracy that screw thread locks torsion measurement;The appearance image for locking rear product by CCD shootings simultaneously, confirms Cosmetic injury degree further increases the quality that screw thread locks reliability test, can quick and precisely be provided in terms of selection reliable Contrast verification foundation, for optimization product reliable basis is provided.The present invention also provides a kind of screw locking reliability test sides Method.
The technical problems to be solved by the invention are achieved by the following technical programs:
A kind of screw thread locks RTA reliability test assembly, including:
First guide rail mechanism is used to be clamped with horizontal guide rail, the first clamping part being arranged on the horizontal guide rail First locking section of sample to be tested, first locking section have internal thread;
Second guide rail mechanism, is located at the side of first guide rail mechanism, which has upright guide rail, sets It sets and is slided described second in the second sliding block of the upright guide rail, the second driving mechanism being connect with second sliding block, setting It the second clamping part and the first CCD on block, the rotating mechanism being connect with second clamping part and is clamped positioned at described second Torsion sensor in portion;Second driving mechanism for driving second sliding block to move up and down, use by the rotating mechanism It is rotated in driving second clamping part;Second clamping part is used to be clamped the second locking section of sample to be tested, and described the Two locking sections have external screw thread corresponding with internal thread;First CCD is for shooting outside the internal thread of first locking section It sees;
2nd CCD, positioned at the side of first guide rail mechanism, outside the external screw thread for shooting second locking section It sees;
Display device is connect with the torsion sensor, the first CCD and the 2nd CCD;
Control device is connect with second driving mechanism and rotating mechanism.
Further, first guide rail mechanism further include the first sliding block being arranged on the horizontal guide rail and with it is described First driving mechanism of the first sliding block connection;First clamping part is arranged on first sliding block, first driving machine Structure is connect with the control device;
Further, first clamping part is vacuum adsorption type clamping part or the localization tool with pockets or gas Claw clip compact form clamping part.
Further, second clamping part is vacuum adsorption type clamping part or pneumatic clamper clamped-in style clamping part.
Further, first driving mechanism and/or the second driving mechanism are linear motor or telescopic cylinder.
Further, the rotating mechanism is electric rotating machine or rotary cylinder.
Further, first locking section is camera microscope base, and second locking section is camera shooting head lens barrel.
A kind of screw thread locks method for testing reliability, and locking RTA reliability test assembly by screw thread realizes, the screw fastening Attached RTA reliability test assembly includes:First guide rail mechanism, with horizontal guide rail, the first clamping being arranged on the horizontal guide rail Portion, is used to be clamped the first locking section of sample to be tested, and first locking section has internal thread;First guide rail mechanism The first driving mechanism for further including the first sliding block being arranged on the horizontal guide rail and being connect with first sliding block;Described One clamping part is arranged on first sliding block, and first driving mechanism is connect with control device;
Second guide rail mechanism, is located at the side of first guide rail mechanism, which has upright guide rail, sets It sets and is slided described second in the second sliding block of the upright guide rail, the second driving mechanism being connect with second sliding block, setting It the second clamping part and the first CCD on block, the rotating mechanism being connect with second clamping part and is clamped positioned at described second Torsion sensor in portion;Second driving mechanism for driving second sliding block to move up and down, use by the rotating mechanism It is rotated in driving second clamping part;Second clamping part is used to be clamped the second locking section of sample to be tested, and described the Two locking sections have external screw thread corresponding with internal thread;First CCD is for shooting outside the internal thread of first locking section It sees;
2nd CCD, positioned at the side of first guide rail mechanism, outside the external screw thread for shooting second locking section It sees;
Display device is connect with the torsion sensor, the first CCD and the 2nd CCD;
Control device is connect with second driving mechanism and rotating mechanism;
This approach includes the following steps:
By the first locking section of sample to be tested and the second locking section carry out at least once lock measurement torsion, obtain more A torque value;
Judge whether torque value is qualified, if qualified, into next step;
The internal thread of first locking section and the externally threaded appearance image of the second locking section after shooting torsional test respectively, and It carries out judging whether cosmetic injury is qualified.
A kind of screw thread locks method for testing reliability, and locking RTA reliability test assembly by screw thread realizes, the screw fastening Attached RTA reliability test assembly includes:
First guide rail mechanism is used to be clamped with horizontal guide rail, the first clamping part being arranged on the horizontal guide rail First locking section of sample to be tested, first locking section have internal thread;First guide rail mechanism further includes that setting exists The first sliding block on the horizontal guide rail and the first driving mechanism being connect with first sliding block;The first clamping part setting On first sliding block, first driving mechanism is connect with control device;
Second guide rail mechanism, is located at the side of first guide rail mechanism, which has upright guide rail, sets It sets and is slided described second in the second sliding block of the upright guide rail, the second driving mechanism being connect with second sliding block, setting It the second clamping part and the first CCD on block, the rotating mechanism being connect with second clamping part and is clamped positioned at described second Torsion sensor in portion;Second driving mechanism for driving second sliding block to move up and down, use by the rotating mechanism It is rotated in driving second clamping part;Second clamping part is used to be clamped the second locking section of sample to be tested, and described the Two locking sections have external screw thread corresponding with internal thread;First CCD is for shooting outside the internal thread of first locking section It sees;
2nd CCD, positioned at the side of first guide rail mechanism, outside the external screw thread for shooting second locking section It sees;
Display device is connect with the torsion sensor, the first CCD and the 2nd CCD;
Control device is connect with second driving mechanism and rotating mechanism;
This approach includes the following steps:
First locking section of sample to be tested and the second locking section are carried out by pre-determined number to lock measurement torsion, obtained more A torque value;
The torsion for completing pre-determined number measures;The internal thread and second of the first locking section locks after shooting torsional test respectively The externally threaded appearance image in portion, and carry out judging whether cosmetic injury qualified.
Further, first locking section is camera microscope base, and second locking section is camera shooting head lens barrel.
The present invention has the advantages that:The screw thread locks RTA reliability test assembly, simple in structure, operation side Just, it can accurately measure and lock rear torque value, especially monitor the torsion delta data after certain number locks, improve screw thread Lock the accuracy of torsion measurement;The mating internal thread of rear product and externally threaded appearance are locked by different CCD shootings simultaneously Image confirms cosmetic injury degree, further increases the quality that screw thread locks reliability test, can be quick and precisely in terms of selection The contrast verification foundation that reliable unlike material is provided, to optimize product structure and material method provides reliable foundation.
Description of the drawings
Fig. 1 is that the screw thread of the present invention locks the structural schematic diagram of RTA reliability test assembly.
Specific implementation mode
The present invention will be described in detail with reference to the accompanying drawings and examples.
Embodiment 1
Referring to FIG. 1, which show a kind of screw threads of preferred embodiment to lock RTA reliability test assembly comprising:Carrying Platform 1 and the first guide rail mechanism on the carrying platform 1, the second guide rail mechanism, the 2nd CCD8, display device(Figure It does not show)And control device(Figure is not shown).The screw thread lock RTA reliability test assembly for test have female the One locking section and the torsion situation locked at least once with both externally threaded second locking sections corresponding with internal thread And observe the reliability tests such as internal thread and externally threaded cosmetic injury situation after locking.
First guide rail mechanism is for being clamped first locking section side-to-side movement.First guide rail mechanism has solid The horizontal guide rail 2 for being scheduled on the carrying platform 1, the first sliding block being arranged on the horizontal guide rail 2(Figure is not shown), with it is described First driving mechanism of the first sliding block connection(Figure is not shown)And it is fixed on the first clamping part 3 on first sliding block;Wherein, First driving mechanism is preferably linear motor or telescopic cylinder, is connect with first sliding block by lead screw, and driving should The side-to-side movement on the horizontal guide rail 2 of first sliding block drives 3 side-to-side movement of the first clamping part;First clamping Portion 3 can be vacuum adsorption type clamping part, can also be the localization tool with the pockets for accommodating the first locking section, Can also be the pneumatic clamper clamped-in style clamping part controlled by pneumatic element, the present embodiment is preferably localization tool, is used to be clamped First locking section.
Second guide rail mechanism, is fixed on the carrying platform 1, is located at the side of first guide rail mechanism.It should Second guide rail mechanism has the upright guide rail 4 being fixed on the carrying platform 1, is arranged and is slided the second of the upright guide rail 4 Block 5, the second driving mechanism being connect with second sliding block 5(Figure is not shown), be arranged on second sliding block 5 second folder The rotating mechanism held portion 6 and the first CCD7, connect with second clamping part 6(Figure is not shown)And it is clamped positioned at described second Torsion sensor in portion 6(Figure is not shown);Wherein, second driving mechanism is preferably linear motor or telescopic cylinder, It is connect with second sliding block 5 by lead screw, drives second sliding block 5 to move up and down on the upright guide rail 4, that is, drive institute State the up and down motion of the second clamping part 6;Second clamping part 6 can be vacuum adsorption type clamping part, can also be by pneumatic The pneumatic clamper clamped-in style clamping part of element control, the second locking section for sample to be tested to be clamped, the rotating mechanism are fixed on On second sliding block 5, which is preferably rotary cylinder or electric rotating machine, passes through lead screw and second clamping part Second locking section is screwed in the first lock positioned at first clamping part 3 by 6 connections for driving second clamping part 6 to rotate In attached portion, torsion sensor acquisition torque data is sent to display device and carries out judging that torsion determines whether qualification;Described first CCD7 is for shooting the internal thread appearance image for locking rear first locking section at least once and being transmitted to the display device Upper progress cosmetic injury degree confirmation.
2nd CCD8 is located at the side of first guide rail mechanism, and rear described the is locked at least once for shooting The external screw thread appearance image of two locking sections is simultaneously transmitted to progress cosmetic injury degree confirmation in the display device.
The display device is connect with the torsion sensor, the first CCD7 and the 2nd CCD8 respectively, for showing torsion Determination data, the first locking section internal thread appearance image and the second locking section external screw thread appearance image;The control device difference It is connect with first driving mechanism, second driving mechanism and rotating mechanism, for controlling driving mechanism and rotating mechanism Execute operation.
The screw thread that the present embodiment is provided locks RTA reliability test assembly, simple in structure, easy to operate, can be accurately It measures and locks rear torque value, especially monitor the torsion delta data after certain number locks, improve screw thread and lock torsion measurement Accuracy;Shoot internal thread and the second locking section for locking rear first locking section respectively by the first CCD and the 2nd CCD simultaneously Externally threaded appearance image, and confirm cosmetic injury degree, further increasing screw thread and locking the quality of reliability test reduces Camera module image stain fraction defective;Can quick and precisely be provided in terms of selection the contrast verification of reliable unlike material according to According to optimize product structure and material method provides reliable foundation.
Embodiment 2
It present embodiments provides a kind of screw thread and locks method for testing reliability comprising following steps:
(1)First locking section of sample to be tested and the second locking section are subjected to locking to measure torsion at least once, Obtain multiple torque values;
When specific implementation, the second locking section is screwed in the first locking section, the first locking section is fixed on first folder It holds in portion;It is pushed below first clamping part to second clamping part by the first driving mechanism;Second clamping part is downward Movement clamps the second locking section, and rotating mechanism and the second driving mechanism, which combine, drives the second locking section to be carried out with the first locking section Certain number locks, and torsion sensor obtains torque data and is sent to the display device and analyzed and determined.
It is described at least once to lock be that the second locking section is being required centainly to screw in altitude range repeatedly upper backspin back and forth Dynamic, the depth and dynamics of screw-in are constant, and only number is different up and down for turn, and the dynamics of screw-in is locked by first locking section and second What the torsion between attached portion determined.
(2)Judge whether torque value is qualified, if qualified, into next step;
When specific implementation, each torque value of acquisition is compared with preset critical field value, falls into the standard Value range, then it is qualified, cosmetic injury degree verification step can be entered;If unqualified beyond if.The torsion critical field value is 20~120gf/cm。
(3)The internal thread of first locking section and the externally threaded outer viewing of the second locking section after shooting torsional test respectively Picture, and carry out judging whether cosmetic injury qualified.
When specific implementation, after the completion of torsion measures, the second locking section is screwed out outside first locking section;It is driven by first Below first locking section to the first CCD described in dynamic mechanism urges, the first CCD shoots the outer viewing of the internal thread of the first locking section Picture, and display device is sent to confirm its cosmetic injury degree;The externally threaded outer of the second locking section is shot by the 2nd CCD Viewing picture, and display device is sent to confirm its cosmetic injury degree;Appearance image is observed, when internal thread or external screw thread are without bright It is then qualified that aobvious scratch, notch and clast remains, then unqualified if any apparent scratch, clast residual etc..
In the present embodiment, first locking section is camera microscope base;Second locking section is camera shooting head lens barrel.
The screw thread that the present embodiment is provided locks method for testing reliability, not only can accurately measure and lock rear torsion Value especially monitors the torsion delta data after certain number locks, and improves the accuracy that screw thread locks torsion measurement;Lead to simultaneously Cross the externally threaded appearance that the first CCD and the 2nd CCD shoots the internal thread and the second locking section that lock rear first locking section respectively Image, and confirm cosmetic injury degree, further increase the quality reduction camera module image that screw thread locks reliability test Stain fraction defective;And in terms of selection, the contrast verification foundation of reliable unlike material can be quick and precisely provided, is produced for optimization Product structure and material method provide reliable foundation.
Embodiment 3
It present embodiments provides a kind of screw thread and locks method for testing reliability comprising following steps:
(1)First locking section of sample to be tested and the second locking section are repeatedly locked by setting number, obtained more A torque value;
(2)After completing setting screw-in number, first locking section and the second locking section are detached;
(3)The internal thread of the first locking section and the externally threaded appearance image of the second locking section are shot respectively, and are sentenced Whether disconnected cosmetic injury is qualified.
When specific implementation, after the completion of pre-determined number torsion measures, the second locking section is screwed out outside first locking section;It is logical It crosses the first driving mechanism to push below first locking section to the first CCD, the first CCD shoots the internal thread of the first locking section Appearance image, and display device is sent to confirm its cosmetic injury degree;The outer spiral shell of the second locking section is shot by the 2nd CCD The appearance image of line, and display device is sent to confirm its cosmetic injury degree;Appearance image is observed, when internal thread or outer spiral shell Line without it is apparent scratch, notch and clast residual it is then qualified, if any it is apparent scratch, clast residual etc. it is then unqualified.
In the present embodiment, first locking section is camera microscope base;Second locking section is camera shooting head lens barrel.
The screw thread that the present embodiment is provided locks method for testing reliability, locks number by setting, records each torsion Value, even if will not stop beyond critical field value;After completing setting screw-in number, then pass through the internal thread that CCD is shot Judge its cosmetic injury degree with externally threaded appearance image, further increases accuracy and survey that screw thread locks reliability test Accuracy of measurement;And in terms of selection, it is possible to provide more accurate contrast verification foundation carries to advanced optimize product structure and material For more reliable foundation.
Embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but can not Therefore it is interpreted as the limitation to the scope of the claims of the present invention, as long as skill obtained in the form of equivalent substitutions or equivalent transformations Art scheme should all be fallen within the scope and spirit of the invention.

Claims (7)

1. a kind of screw thread locks method for testing reliability, which is characterized in that RTA reliability test assembly is locked by screw thread and is realized, institute It states screw thread and locks RTA reliability test assembly and include:
First guide rail mechanism is used to be clamped to be measured with horizontal guide rail, the first clamping part being arranged on the horizontal guide rail First locking section of test agent, first locking section have internal thread;First guide rail mechanism further includes being arranged described The first sliding block on horizontal guide rail and the first driving mechanism being connect with first sliding block;First clamping part is arranged in institute It states on the first sliding block, first driving mechanism is connect with control device;
Second guide rail mechanism, is located at the side of first guide rail mechanism, which there is upright guide rail, setting to exist Second sliding block of the upright guide rail, is arranged on second sliding block the second driving mechanism being connect with second sliding block The second clamping part and the first CCD, the rotating mechanism that is connect with second clamping part and on second clamping part Torsion sensor;For second driving mechanism for driving second sliding block to move up and down, the rotating mechanism is used for band The dynamic second clamping part rotation;Second clamping part is used to be clamped the second locking section of sample to be tested, second lock Attached portion has external screw thread corresponding with internal thread;First CCD is used to shoot the internal thread appearance of first locking section;
2nd CCD is located at the side of first guide rail mechanism, the external screw thread appearance for shooting second locking section;
Display device is connect with the torsion sensor, the first CCD and the 2nd CCD;
Control device is connect with second driving mechanism and rotating mechanism;
This approach includes the following steps:
By the first locking section of sample to be tested and the second locking section carry out at least once lock measurement torsion, obtain multiple torsions Force value;
Judge whether torque value is qualified, if qualified, into next step;
The internal thread of first locking section and the externally threaded appearance image of the second locking section after shooting torsional test respectively, and carry out Judge whether cosmetic injury is qualified.
2. a kind of screw thread locks method for testing reliability, which is characterized in that RTA reliability test assembly is locked by screw thread and is realized, institute It states screw thread and locks RTA reliability test assembly and include:
First guide rail mechanism is used to be clamped to be measured with horizontal guide rail, the first clamping part being arranged on the horizontal guide rail First locking section of test agent, first locking section have internal thread;First guide rail mechanism further includes being arranged described The first sliding block on horizontal guide rail and the first driving mechanism being connect with first sliding block;First clamping part is arranged in institute It states on the first sliding block, first driving mechanism is connect with control device;
Second guide rail mechanism, is located at the side of first guide rail mechanism, which there is upright guide rail, setting to exist Second sliding block of the upright guide rail, is arranged on second sliding block the second driving mechanism being connect with second sliding block The second clamping part and the first CCD, the rotating mechanism that is connect with second clamping part and on second clamping part Torsion sensor;For second driving mechanism for driving second sliding block to move up and down, the rotating mechanism is used for band The dynamic second clamping part rotation;Second clamping part is used to be clamped the second locking section of sample to be tested, second lock Attached portion has external screw thread corresponding with internal thread;First CCD is used to shoot the internal thread appearance of first locking section;
2nd CCD is located at the side of first guide rail mechanism, the external screw thread appearance for shooting second locking section;
Display device is connect with the torsion sensor, the first CCD and the 2nd CCD;
Control device is connect with second driving mechanism and rotating mechanism;
This approach includes the following steps:
First locking section of sample to be tested and the second locking section are carried out by pre-determined number to lock measurement torsion, obtain multiple torsions Force value;
The torsion for completing pre-determined number measures;The internal thread of the first locking section and second locking section after torsional test are shot respectively Externally threaded appearance image, and carry out judging whether cosmetic injury qualified.
3. screw thread according to claim 1 or 2 locks method for testing reliability, which is characterized in that first clamping part For vacuum adsorption type clamping part or the localization tool with pockets or pneumatic clamper clamped-in style clamping part.
4. screw thread according to claim 1 or 2 locks method for testing reliability, which is characterized in that second clamping part For vacuum adsorption type clamping part or pneumatic clamper clamped-in style clamping part.
5. screw thread according to claim 1 or 2 locks method for testing reliability, which is characterized in that first driving machine Structure and/or the second driving mechanism are linear motor or telescopic cylinder.
6. screw thread according to claim 1 or 2 locks method for testing reliability, which is characterized in that the rotating mechanism is Electric rotating machine or rotary cylinder.
7. screw thread according to claim 1 or 2 locks method for testing reliability, which is characterized in that first locking section For camera microscope base, second locking section is camera shooting head lens barrel.
CN201510988076.4A 2015-12-25 2015-12-25 A kind of screw thread locks method for testing reliability Active CN105573044B (en)

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Publication number Priority date Publication date Assignee Title
CN101738304A (en) * 2008-11-24 2010-06-16 金大凤 Method for controlling camera module detecting device
CN102380844A (en) * 2010-09-03 2012-03-21 翔元自动化机械有限公司 Screwing device for screwing machine of lens tube and lens seat
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CN102998892A (en) * 2011-09-09 2013-03-27 金大凤 Camera module continuous test and focus adjustment device having position detection function
CN103162940A (en) * 2013-02-22 2013-06-19 宁波舜宇光电信息有限公司 Novel mobile phone camera module automatic test machine

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Publication number Priority date Publication date Assignee Title
CN100561275C (en) * 2006-12-29 2009-11-18 鸿富锦精密工业(深圳)有限公司 Camera lens module assembling and testing device and assembling test method
JP2008287056A (en) * 2007-05-18 2008-11-27 Olympus Corp Lens fixing device and lens fixing method
TWM486768U (en) * 2014-03-13 2014-09-21 xian-min Yang Durability test machine with automatic alignment function

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101738304A (en) * 2008-11-24 2010-06-16 金大凤 Method for controlling camera module detecting device
CN102380844A (en) * 2010-09-03 2012-03-21 翔元自动化机械有限公司 Screwing device for screwing machine of lens tube and lens seat
CN102998892A (en) * 2011-09-09 2013-03-27 金大凤 Camera module continuous test and focus adjustment device having position detection function
CN202329998U (en) * 2011-11-16 2012-07-11 大连康展机电工程有限公司 Bolt comprehensive performance measuring machine
CN103162940A (en) * 2013-02-22 2013-06-19 宁波舜宇光电信息有限公司 Novel mobile phone camera module automatic test machine

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