CN207487615U - Hand-set lid glass quality detection device - Google Patents
Hand-set lid glass quality detection device Download PDFInfo
- Publication number
- CN207487615U CN207487615U CN201721459150.4U CN201721459150U CN207487615U CN 207487615 U CN207487615 U CN 207487615U CN 201721459150 U CN201721459150 U CN 201721459150U CN 207487615 U CN207487615 U CN 207487615U
- Authority
- CN
- China
- Prior art keywords
- module
- light
- laser
- spectroscope
- incident
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model belongs to glass quality detection field,More particularly to a kind of quality detection device of hand-set lid glass,Including laser light source,The laser light source rear end sets gradually laser alignment module,Interference fringe acquires module,Data processing module,The laser of the laser light source transmitting is incident on measuring samples after the laser alignment module is collimated,Interference fringe acquisition module is incident on after two surface reflections above and below measuring samples,The interference fringe acquisition module sends collected data information to data processing module,The data processing module analyzes and processes the data information of interference fringe acquisition module transmission,The utility model utilizes plane light wave principle of interference,Become directional light after being collimated by laser alignment module to the light that laser light source emits,Optical energy loss can be reduced,Improve accuracy of detection,Convenient for being integrated into other pile line operation environment,Realize that on-line synchronous measures,Improve working efficiency,It has broad application prospects.
Description
Technical field
The invention belongs to glass quality detection field more particularly to a kind of quality detection devices of hand-set lid glass.
Background technology
As people are higher and higher to product quality requirement, presentation quality becomes consumer and selects the important of electronic product
Factor.It is well known that there is one piece of cover-plate glass before mobile lens, hand-set lid glass is a kind of tempered glass, tempered glass
Also known as strengthened glass, it is a kind of prestressed glass, and usually using method chemically or physically, forming pressure in glass surface should
Power, glass bear to offset surface layer pressure first during external force, and so as to improve bearing capacity, thus tempered glass is widely used in hand
The fields such as machine screen, building doors and windows, glass curtain wall, electronic instrument.In the manufacture craft of tempered glass, certain answer can be generated
Power causes tempering to handle the flatness of tempered glass in itself later and changes, thus causes two above and below hand-set lid glass
A face is not ideal plate glass, but with certain parallel error and flatness, in addition in the processing of plate glass by
In the reason of the machining accuracy, will also result in flatness and parallel error has certain error.In mobile lens optical design, mobile phone
Cover-plate glass is usually regarded as ideal plate glass, i.e., surface is without parallel error, flatness zero.However in fact phone cover
Glass sheet is unlikely to be an ideal plate glass, so the depth of parallelism and flatness on cover-plate glass surface are not only to phone cover
The appearance of the products such as glass sheet impacts, and will certainly change optical path direction in light path design, makes light path and design value
Difference is generated, aberration is finally influenced, reduces the resolving power and image quality of camera lens, influence the performance of mobile lens, thus
It is how quick, efficient, intelligentized that the tempered glass such as the hand-set lid glass surface depth of parallelism and flatness are detected, not only
It is related to the development of enterprise, even more all has very important significance to all relevant industries.
Quality testing for the hand-set lid glass surface depth of parallelism and flatness, common detection mode mainly have：Light
Template method, autocollimator mensuration, laser triangulation, lens imaging resolving power mensuration are learned, but existing these detect
There are some defects for mode：Testplate method can only measure the flatness of hand-set lid glass, can not measure the depth of parallelism；Autocollimatic
Straight instrument mensuration can only measure the depth of parallelism of hand-set lid glass, can not measure flatness；The precision of laser optical method is not high, only
Measuring samples surface planarity can be estimated roughly, high-precision testing requirements can not be met；Lens imaging resolving power measures
Although method precision is high, the quality of hand-set lid glass cannot be directly measured, can not find mass defect, detection efficiency in time
It is low, it is often more important that, existing several detection modes can not be adapted to batch detection, and it is high-quality can not to meet modern society's fast pace
Measure detection demand.
Invention content
Present invention aim to address above-mentioned the deficiencies in the prior art, and fast pace work shape can be suitable for by providing one kind
State, detection efficiency is high, saves a large amount of manpowers, and the hand-set lid glass quality detection device that accuracy of detection is high.
Technical solution is used by the present invention solves above-mentioned the deficiencies in the prior art：
A kind of hand-set lid glass quality detection device, which is characterized in that including laser light source, the laser light source rear end
Laser alignment module, interference fringe acquisition module, data processing module are set gradually, described in the light warp of laser light source transmitting
Laser alignment module is incident on measuring samples after being collimated, and interference fringe acquisition module is incident on after measuring samples reflect,
The interference fringe acquisition module sends collected data information to data processing module, and the data processing module is to institute
The data information for stating interference fringe acquisition module transmission is analyzed and processed.
Preferably, heretofore described laser alignment module includes the first spectroscope set gradually along light path, collimates thoroughly
Mirror, first spectroscope will be incident to first spectroscopical incident light and be divided into the first transmitted light and the first reflected light, described dry
It relates to Fringe Acquisition module and includes the first industrial camera, first industrial camera is arranged on first after first spectroscope
On reflected light path, the light after two surface reflections above and below measuring samples is incident on described after being reflected by first spectroscope
Interference fringe acquires the first industrial camera of module.Laser alignment module carries out at collimation the laser for emitting laser light source
Point light source, is become high-precision directional light by reason, makes equalizing light rays, improves accuracy of detection.First industrial camera is collected dry
Stripe pattern is related to, the parallel error and flatness of plate glass can be judged by artificial or analysis software.
Preferably, the invention also includes calibration imaging modules, and the calibration imaging modules include the second industrial camera, described
Laser alignment module includes the second spectroscope, and second spectroscope is arranged in the light path of the laser light source rear end, described
Second spectroscope will be incident to second spectroscopical incident light and be divided into the second transmitted light and the second reflected light, the calibration imaging mould
Group is arranged on the second reflected light path after second spectroscope, the light after two surface reflections above and below measuring samples
The second industrial camera of the calibration imaging modules is incident on after being reflected by second spectroscope.Imaging mould is calibrated by setting
Group, can utilize the second industrial camera to adjust the angle of inclination of sample to be tested, and coincidence correction is carried out to light path, improve operation facility
Property and accuracy of detection.
Preferably, plane beam splitter or light splitting rib can be selected in heretofore described first spectroscope and the second spectroscope
Mirror.
Preferably, standard mirror module between heretofore described laser alignment module and measuring samples can be set, passed through
Light beam after laser alignment module collimation is through generating a standard flat wave after the upper standard mirror module.By setting subscript
Quasi- mirror module, with reference to module, further improves accuracy of detection as first.
Preferably, heretofore described measuring samples lower end is provided with lower standard mirror module, and the standard flat wave is through institute
It states lower standard mirror module reflection and is incident on the laser alignment module later, it is described dry by being incident on after the reflection of the first spectroscope
Relate to the first industrial camera of Fringe Acquisition module.It is used as second with reference to module by the lower standard mirror module of setting, it can be further
Improve accuracy of detection.
Preferably, heretofore described upper standard mirror module and the lower standard mirror module are the flat of high precision planeness
Face mirror.Upper standard mirror module and lower standard mirror module select the plane mirror of high precision planeness, and accuracy of detection is high, adjust and use
It is convenient.
Preferably, it is provided with speculum in the light path between heretofore described laser light source and the laser alignment module
Module, the speculum module are used to turn back to the light progress light path that the laser light source emits.By setting speculum module
After turning back to light path, apparatus of the present invention overall dimensions can be effectively reduced, are minimized apparatus of the present invention, reduced
Occupied space convenient for being integrated into other pile line operation environment, improves working efficiency.
Preferably, it is provided with laser shaping in the light path between heretofore described laser light source and the speculum module
Module.By setting laser shaping module, the light formation point light source for emitting laser light source reduces the influence of stray light, into
One step improves the accuracy of detection of apparatus of the present invention.
Preferably, heretofore described laser light source is semiconductor laser light resource, and collimating effect is good, and accuracy of detection is high.
The invention has the advantages that the present invention utilizes plane light wave principle of interference, including laser light source, the laser light
Source rear end sets gradually laser alignment module, interference fringe acquisition module, data processing module, and the laser light source transmitting swashs
Light is incident on measuring samples after the laser alignment module is collimated, incident after two surface reflections above and below measuring samples
Module is acquired to interference fringe, the interference fringe acquisition module sends collected data information to data processing module,
The data processing module analyzes and processes the data information of interference fringe acquisition module transmission, passes through laser alignment
Module becomes directional light after being collimated to the light that laser light source emits, and can reduce optical energy loss, improves accuracy of detection.It can be with
It is used as by the upper standard mirror module of setting and lower standard mirror module with reference to module, the detection of apparatus of the present invention can be further improved
Precision.It sets speculum module that can turn back to light path in light path between laser light source and laser alignment module, makes this
Invention device is minimized, and reduces occupied space, convenient for being integrated into other pile line operation environment, realizes that on-line synchronous is surveyed
Amount improves working efficiency.Present invention employs modular design concept, each funtion part modularization can select dissimilarity
The function module of energy carries out reasonable combination to meet different performance and functional requirement, has a extensive future.
Description of the drawings
Fig. 1 is a kind of example structure schematic diagram of apparatus of the present invention and a kind of preferred embodiment schematic diagram.
Specific embodiment
It is described below to disclose the present invention so that those skilled in the art can realize 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
The present invention basic principle 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.
Fig. 1 shows a kind of example structure schematic diagram and one of hand-set lid glass quality detection device of the present invention
Kind preferred embodiment schematic diagram.As shown in Figure 1, the hand-set lid glass quality detection device described in the present embodiment includes laser light
Source 10,10 rear end of laser light source set gradually laser alignment module 20, interference fringe acquisition module 30, data processing module
（It is not shown in figure）.The light that the laser light source 10 emits is incident on after the laser alignment module 20 is collimated treats sample
Product 50, are incident on interference fringe acquisition module 30 after two surface reflections above and below measuring samples, and the interference fringe acquires mould
Group 30 sends collected data information to data processing module, and the data processing module acquires mould to the interference fringe
The data information of group transmission is analyzed and processed.Preferably, the acquisition of interference fringe described in the present embodiment module 30 is collected
Data information can also directly be analyzed by manually.Preferably, laser light source described in the present embodiment is semiconductor laser
Source, collimating effect is good, and accuracy of detection is high.
Preferably, laser alignment module described in the present embodiment 20 includes set gradually along light path first
Spectroscope 21, collimation lens 22, first spectroscope 21 will be incident to first spectroscopical incident light and be divided into the first transmitted light
With the first reflected light, the interference fringe acquisition module 30 includes the first industrial camera 31, and first industrial camera 31 is set
On the first reflected light path after first spectroscope 21, the light after two surface reflections above and below measuring samples is by institute
The first industrial camera that the interference fringe acquires module is incident on after stating the reflection of the first spectroscope.In the present embodiment, laser quasi
Straight module carries out collimation processing to the laser that laser light source emits, and point light source is become high-precision directional light, makes equalizing light rays,
Improve accuracy of detection.The collected interference fringe image of first industrial camera can be judged flat by artificial or analysis software
The parallel error and flatness of glass sheet.
Preferably, the present embodiment further includes calibration imaging modules 40, and the calibration imaging modules include the
Two industrial cameras 41, correspondingly, the laser alignment module 20 includes the second spectroscope 23, second spectroscope 23 is arranged on
In the light path of 10 rear end of laser light source, second spectroscope 23 will be incident to second spectroscopical incident light and be divided into second
Transmitted light and the second reflected light, the calibration imaging modules 40 are arranged on the second reflected light path after second spectroscope
On, the light after two surface reflections above and below measuring samples is incident on the calibration after being reflected by second spectroscope and is imaged
Second industrial camera of module.Imaging modules are calibrated by setting, school can be carried out to image light using the second industrial camera
Standard adjusts the angle of inclination of sample to be tested, carries out coincidence correction to light path, improves operation ease and accuracy of detection.It is preferred that
, plane beam splitter or Amici prism can be selected in the first spectroscope described in the present embodiment and the second spectroscope.
Preferably, as shown in Figure 1, laser alignment module described in the present embodiment 20 and measuring samples 50 it
Between standard mirror module 60 can also be set, through laser alignment module 20 collimation after light beam through the upper standard mirror module 60 it
A standard flat wave is generated afterwards.It is used as first with reference to module by the upper standard mirror module of setting, further improves accuracy of detection.
It is furthermore preferred that the lower end of measuring samples 50 described in the present embodiment is provided with lower standard mirror module 70, the standard flat wave is through institute
It states the lower reflection of standard mirror module 70 and is incident on the laser alignment module 20 later, be incident on after being reflected by the first spectroscope 21
First industrial camera 31 of the interference fringe acquisition module 30.It is used as second by the lower standard mirror module of setting and refers to module,
Accuracy of detection can be further improved.It is processed for ease of manufacture, upper standard mirror module and the lower standard described in the present embodiment
Mirror module is the plane mirror of high precision planeness, and accuracy of detection is high, is adjusted easy to use.The present embodiment acceptance of the bid quasi-plane wave meeting
Two surfaces up and down of measuring samples are passed twice through, the depth of parallelism of measuring samples and flatness are reflected to the variation into interference fringe
Amount, then using in data processing module interference fringe analysis software analyze and calculate, interference fringe be converted into the depth of parallelism and
The data of flatness calculate the specific measured value of the two, are compared with tolerance permitted range, determine whether measuring samples are good
Product.
Preferably, the light between laser light source 10 described in the present embodiment and the laser alignment module 20
Road is provided with speculum module 80, and the speculum module 80 is used to carry out light path folding to the light that the laser light source emits
Turn.After the present embodiment turns back to light path by setting speculum module 80, apparatus of the present invention entirety can be effectively reduced
Size is minimized apparatus of the present invention, reduces occupied space, convenient for being integrated into other pile line operation environment, installation makes
With convenient, raising working efficiency.Preferably, the light between laser light source 10 described in the present embodiment and the speculum module 80
Road is additionally provided with laser shaping module 90.The present embodiment is by setting laser shaping module, the light shape for emitting laser light source
Into point light source, reduce the influence of stray light, further improve the accuracy of detection of apparatus of the present invention.
Data processing module described in the present embodiment can be have data processing software all-purpose computer or specially
With data processor, since this is mature technology of the prior art, thus details are not described herein.
When carrying out quality testing to hand-set lid glass using apparatus of the present invention, the laser beam of laser light source transmitting passes through
After laser shaping module, laser beam is redirected into the second spectroscope for 45 ° by speculum module, and the second spectroscope will be incident to
Second spectroscopical incident light is divided into the second transmitted light and the second reflected light, and the second reflected light is incident on the of calibration imaging modules
Two industrial cameras, the second transmitted light enter the first beam splitter, and first spectroscope will be incident to first spectroscopical incident light
It is divided into the first transmitted light and the first reflected light, the first transmitted light is incident on measuring samples two surfaces up and down, through on measuring samples
The first industrial camera that light after lower two surfaces reflection acquires module by being incident on interference fringe after the reflection of the first spectroscope.
The collected interference fringe image of first industrial camera can judge the parallel error of plate glass by artificial or analysis software
And flatness.
It should be understood by those skilled in the art that foregoing description and attached the embodiment of the present invention shown in figure 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.The function and structural principle of the present 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 (10)
1. a kind of hand-set lid glass quality detection device, which is characterized in that including laser light source, the laser light source rear end according to
Secondary setting laser alignment module, interference fringe acquisition module, data processing module, the light of the laser light source transmitting swash through described
Light collimation module is incident on measuring samples after being collimated, and interference fringe acquisition module, institute are incident on after measuring samples reflect
It states interference fringe acquisition module and sends collected data information to data processing module, the data processing module is to described
The data information of interference fringe acquisition module transmission is analyzed and processed.
2. hand-set lid glass quality detection device according to claim 1, which is characterized in that the laser alignment module
Including the first spectroscope, the collimation lens set gradually along light path, first spectroscope will be incident to first it is spectroscopical enter
It penetrates light and is divided into the first transmitted light and the first reflected light, the interference fringe acquisition module includes the first industrial camera, and described first
Industrial camera is arranged on the first reflected light path after first spectroscope, after two surface reflections above and below measuring samples
Light reflected by first spectroscope after be incident on the first industrial camera of interference fringe acquisition module.
3. hand-set lid glass quality detection device according to claim 2, which is characterized in that further include calibration imaging mould
Group, it is described calibration imaging modules include the second industrial camera, the laser alignment module include the second spectroscope, described second point
Light microscopic is arranged in the light path of the laser light source rear end, and second spectroscope will be incident to second spectroscopical incident light point
For the second transmitted light and the second reflected light, the calibration imaging modules are arranged on the second reflected light after second spectroscope
On the road, the light after two surface reflections above and below measuring samples is incident on described be calibrated to after being reflected by second spectroscope
As the second industrial camera of module.
4. hand-set lid glass quality detection device according to claim 3, which is characterized in that first spectroscope and
Second spectroscope is plane beam splitter or Amici prism.
5. hand-set lid glass quality detection device according to claim 2, which is characterized in that the laser alignment module
Between measuring samples be equipped with upper standard mirror module, through laser alignment module collimation after light beam through the upper standard mirror module it
A standard flat wave is generated afterwards.
6. hand-set lid glass quality detection device according to claim 5, which is characterized in that the measuring samples lower end
Lower standard mirror module is provided with, the standard flat wave is incident on the laser alignment after the lower standard mirror module reflection
Module, by the first industrial camera that the interference fringe acquisition module is incident on after the reflection of the first spectroscope.
7. hand-set lid glass quality detection device according to claim 6, which is characterized in that the upper standard mirror module
It is the plane mirror of high precision planeness with the lower standard mirror module.
8. the hand-set lid glass quality detection device according to claims 1 or 2 or 3, which is characterized in that the laser light
Speculum module is provided in light path between source and the laser alignment module, the speculum module is used for the laser
The light of light source transmitting carries out light path and turns back.
9. hand-set lid glass quality detection device according to claim 8, which is characterized in that the laser light source and institute
It states and laser shaping module is provided in the light path between speculum module.
10. the hand-set lid glass quality detection device according to claims 1 or 2 or 3, which is characterized in that the laser
Light source is semiconductor laser light resource.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721459150.4U CN207487615U (en) | 2017-11-06 | 2017-11-06 | Hand-set lid glass quality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721459150.4U CN207487615U (en) | 2017-11-06 | 2017-11-06 | Hand-set lid glass quality detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207487615U true CN207487615U (en) | 2018-06-12 |
Family
ID=62475424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721459150.4U Active CN207487615U (en) | 2017-11-06 | 2017-11-06 | Hand-set lid glass quality detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207487615U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727009A (en) * | 2017-11-06 | 2018-02-23 | 深圳精创视觉科技有限公司 | Hand-set lid glass quality detection means |
| CN109682329A (en) * | 2019-02-27 | 2019-04-26 | Oppo广东移动通信有限公司 | Cover board measurement method of planeness, device, detection device and storage medium |
| CN109916279A (en) * | 2019-03-04 | 2019-06-21 | Oppo广东移动通信有限公司 | Measurement method of planeness, device, tester table and the storage medium of terminal cover board |
| CN112964200A (en) * | 2021-02-02 | 2021-06-15 | 西安工业大学 | Method for quickly measuring included angle of transparent flat plate |
-
2017
- 2017-11-06 CN CN201721459150.4U patent/CN207487615U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727009A (en) * | 2017-11-06 | 2018-02-23 | 深圳精创视觉科技有限公司 | Hand-set lid glass quality detection means |
| CN107727009B (en) * | 2017-11-06 | 2023-11-24 | 深圳精创视觉科技有限公司 | Quality detection device for mobile phone cover plate glass |
| CN109682329A (en) * | 2019-02-27 | 2019-04-26 | Oppo广东移动通信有限公司 | Cover board measurement method of planeness, device, detection device and storage medium |
| CN109916279A (en) * | 2019-03-04 | 2019-06-21 | Oppo广东移动通信有限公司 | Measurement method of planeness, device, tester table and the storage medium of terminal cover board |
| CN109916279B (en) * | 2019-03-04 | 2020-09-22 | Oppo广东移动通信有限公司 | Flatness detection method and device for terminal cover plate, test machine table and storage medium |
| CN112964200A (en) * | 2021-02-02 | 2021-06-15 | 西安工业大学 | Method for quickly measuring included angle of transparent flat plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207487615U (en) | Hand-set lid glass quality detection device | |
| CN109916909B (en) | Method and device for detecting surface morphology and subsurface defect information of optical element | |
| CN105181298B (en) | Multiple reflections formula confocal laser Long focal length measurement method and apparatus | |
| CN102506716B (en) | Laser speckle measuring device and method for measuring in-plane displacement and out-of-plane displacement simultaneously | |
| CN103148784B (en) | The full-scale detection method of a kind of large-scale blade | |
| CN201569419U (en) | Rapid surface quality measuring device | |
| CN104913732B (en) | The normal tracking mode non-spherical measuring method and system interfered based on recombination laser | |
| CN103673906B (en) | Laser scanning caliper and the method measuring workpiece external diameter | |
| CN102620690A (en) | Multi-probe flatness detector and flatness detection method | |
| CN105571514B (en) | The device and method of optical element is quickly adjusted in rotation translation absolute sense method | |
| CN102554709A (en) | Distance measuring system and distance measuring method | |
| CN102679892A (en) | Single-lens laser trigonometry thickness measuring instrument | |
| CN109807471A (en) | A kind of laser mark printing device and method | |
| CN109332879A (en) | Based on the online galvanometer positioning accuracy correction system of processing of Michelson interference and method | |
| CN110736721B (en) | Glass plate refractive index uniformity detection device and detection method based on diffraction grating | |
| CN103983609A (en) | Transparent material refractive index and thickness measuring device and measuring method based on spectrum interference | |
| CN107621235A (en) | Mobile phone curved surface housing profile measuring method and its measuring apparatus based on Spectral Confocal technology | |
| CN103542813A (en) | Laser diameter measuring instrument based on boundary differential and environmental light self-calibration | |
| CN103292739A (en) | Actuator-free surface shape accurate measurement device and method | |
| CN106002491B (en) | The measurement method of thin-wall part mismachining tolerance measuring device based on spatial light modulator | |
| CN204578635U (en) | A kind of infrared camera and focal plane registration apparatus thereof | |
| CN109655015A (en) | A kind of contactless sample finished surface inclination angle and thickness minor change measurement method | |
| CN107727009A (en) | Hand-set lid glass quality detection means | |
| Elmas et al. | Analysis of profile measurement techniques employed to surfaces planed by an active machining system | |
| CN211426243U (en) | Industrial OCT detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |