CN206339194U - A kind of bottle embryo size rapid measurement device - Google Patents
A kind of bottle embryo size rapid measurement device Download PDFInfo
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- CN206339194U CN206339194U CN201621334717.0U CN201621334717U CN206339194U CN 206339194 U CN206339194 U CN 206339194U CN 201621334717 U CN201621334717 U CN 201621334717U CN 206339194 U CN206339194 U CN 206339194U
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Abstract
The utility model discloses a kind of bottle embryo size rapid measurement device, including body measuring mechanism, bottleneck measuring mechanism and image acquisition mechanism, body measuring mechanism includes source of parallel light and light reflecting mechanism, source of parallel light is located at bottle embryo rear, and the light reflecting mechanism of body measuring mechanism is located at bottle proembryo side；Bottleneck measuring mechanism includes annular light source and light reflecting mechanism, and annular light source is directed at the bottleneck of bottle embryo, and the light reflecting mechanism of bottleneck measuring mechanism is located at annular light source and irradiated obtained by bottleneck on the reflection path of annulus light.The utility model is irradiated by source of parallel light and light reflecting mechanism is coordinated with image capturing system, simultaneously automatic bottle embryo body and bottleneck size can be measured, detection information is transferred into computer processing data, the efficiency and precision of measurement is greatly improved.For the optical system using a set of camera lens and simplification, the volume of measurement apparatus can be made to diminish, overall aesthetic degree is improved.
Description
Technical field
The utility model is related to measurement apparatus technical field, especially a kind of dress for being used to measure the size of bottle embryo
Put.
Background technology
The quality critical of bottle is to depend on supplying the quality of bottle embryo, bottle embryo as the blank before various plastic bottle makers,
Its detection is particularly important.In traditional bottle embryo size measurement technique, conventional survey tool has slide measure and video camera etc.,
It mainly measures physical dimension, bottleneck size, fault in material of bottle embryo etc., but using these survey tools in measurement process
Manually participate in more, operation is cumbersome, and stability is bad, cause measured value and actual value to have larger error, cause detection
Inefficiency so that causing the production cost of enterprise increases.In addition, using traditional backlight as measurement light source to accurate
Measurement can cause larger measurement error.
So, need badly it is a kind of can reach the quick, device of accurate measurement, so that the chi of whole bottle embryo can be accurately detected
It is very little.
Utility model content
The technical problems to be solved in the utility model be for prior art defect there is provided a kind of fast precise measurement bottle
Embryo size, the bottle embryo size rapid measurement device that quality testing can be provided for the production detection of bottle embryo.
In order to solve the above technical problems, the utility model is adopted the following technical scheme that：A kind of bottle embryo size quickly measures dress
Put, it is characterised in that：Including body measuring mechanism, bottleneck measuring mechanism and image acquisition mechanism, body measuring mechanism includes
Source of parallel light and light reflecting mechanism, source of parallel light are located at bottle embryo rear, and the light reflecting mechanism of body measuring mechanism is located at bottle
Proembryo side；Bottleneck measuring mechanism includes annular light source (such as dome light source) and light reflecting mechanism, annular light source alignment bottle embryo
Bottleneck, the light reflecting mechanism of bottleneck measuring mechanism is located at annular light source and irradiated obtained by bottleneck on the reflection path of annulus light；
Image acquisition mechanism is located on the reflection path that the light reflecting mechanism of body measuring mechanism is formed to the light of source of parallel light
On the reflection path formed with the light reflecting mechanism of bottleneck measuring mechanism to the light of annular light source.
Further, the source of parallel light uses LED light source, and some LED light sources are uniformly arranged on the rear of body, in bottle
Some collimation lenses are provided between body and LED light source, the light of LED light source is formed parallel light irradiation body by collimation lens；Often
One LED light source correspondence collimating lens, the corresponding LED light source of collimation lens is mutually aligned one group of source of parallel light of composition.
Further, the light reflecting mechanism of body measuring mechanism includes some mirrors, each group of source of parallel light correspondence one
Face mirror.
Further, the source of parallel light in the vertical direction row and a row, and bottle embryo then stands upside down in source of parallel light vertically
Front, source of parallel light and image acquisition mechanism formation horizontal alignment positioned at bottom；The mirror alignd with the source of parallel light at top
For an one side speculum, the mirror alignd with middle source of parallel light is half-reflecting half mirror, alignd with the source of parallel light of bottom
Mirror then be double mirror；One side half-reflecting half mirror in parallel is arranged right below in the double mirror, should
The front of half-reflecting half mirror is provided with directly over an one side speculum, the one side speculum is located at the double mirror provided with one
The half-reflecting half mirror in front；The half-reflecting half mirror for being located at immediately ahead of the double mirror is adopted with double mirror and image
The mutual horizontal alignment of collecting mechanism.It is different according to the height of bottle embryo, the source of parallel light of varying number may be selected to irradiate a bottle embryo, simultaneously
To the controlling switch of different sources of parallel light, corresponding bottle embryo image is delivered on image acquisition mechanism, eventually pass spelling
Connect and obtain whole bottle embryo image, to profile is extracted after image procossing, the body size value of bottle embryo is obtained with dimensional measurement software.
Further, annular light source is arranged at immediately below the bottleneck of bottle embryo, and bottle embryo is inverted on a glass plate, annular light source
Alignd across the glass plate with bottleneck；The light reflecting mechanism of bottleneck measuring mechanism includes the list immediately below annular light source
Face speculum, the one side speculum is provided at the rear of the half-reflecting half mirror immediately below double mirror, and with this half anti-half
Lens are parallel.Annular light source irradiates bottleneck using low angle, bottleneck inner and outer diameter plane is obtained uniform irradiation, forms illumination equal
Even annulus, image acquisition mechanism is reflexed to through light reflecting mechanism.
Further, described image collecting mechanism includes CCD and camera lens, and the light of alignment lenses body measuring mechanism reflects
The light reflecting mechanism of mechanism and bottleneck measuring mechanism, CCD alignment camera lenses；The camera lens uses telecentric lens.Using telecentric mirror
Head can make bottle embryo overall size measurement more accurate, mainly be designed to correct camera lens parallax, can be in certain object distance
In the range of, so as to get image enlargement ratio will not change, can be with because its distinctive parallel light path makes camera lens not be distorted
Eliminate the inaccurate measurement error introduced of image space focusing.
Further, described image collecting mechanism, body measuring mechanism and bottleneck measuring mechanism may be contained within a measurement put down
On platform.
The utility model is irradiated by source of parallel light and light reflecting mechanism is coordinated with image capturing system, Neng Goutong
When measurement body and bottleneck size, bottle embryo body and bottleneck size are measured using a set of imaging lens are automatic, by detection information
Computer processing data is transferred to, the efficiency and precision of measurement is greatly improved.Using telecentric lens and source of parallel light, Ke Yi great
Greatly, the accuracy of measurement is improved.For the optical system using a set of camera lens and simplification, the volume of measurement apparatus can be made to diminish,
Overall aesthetic degree is improved.
Brief description of the drawings
Fig. 1 is the utility model schematic device
In figure, 1 is CCD, and 2 be camera lens, and 3 be half-reflecting half mirror, and 4 be double mirror, and 5 be half-reflecting half mirror, and 6 is anti-for half
Pellicle mirror, 7 be one side speculum, and 8 be bottle embryo, and 9 be collimation lens, and 10 be LED light source, and 11 be collimation lens, and 12 be LED light
Source, 13 be collimation lens, and 14 be LED light source, and 15 be collimation lens, and 16 be LED light source, and 17 be glass plate, and 18 be annular light source,
19 be one side speculum, and 20 be half-reflecting half mirror, and 21 be one side speculum, and 22 be measuring table.
Embodiment
In the present embodiment, reference picture 1, the bottle embryo size rapid measurement device, including the measurement of body measuring mechanism, bottleneck
Mechanism and image acquisition mechanism, body measuring mechanism include source of parallel light and light reflecting mechanism, and source of parallel light is located at bottle embryo 8
Rear, the light reflecting mechanism of body measuring mechanism is located at bottle proembryo side；Bottleneck measuring mechanism includes annular light source 18 and light
Reflecting mechanism, the bottleneck of the alignment bottle of annular light source 18 embryo 8, the light reflecting mechanism of bottleneck measuring mechanism irradiates positioned at annular light source
Obtained by bottleneck on the reflection path of annulus light；Image acquisition mechanism is located at the light reflecting mechanism of body measuring mechanism to parallel
On the reflection path that the light of light source is formed and bottleneck measuring mechanism light reflecting mechanism to the light institute of annular light source 18
On the reflection path of formation.
The source of parallel light uses LED light source, and LED light source 10,12,14,16 is uniformly arranged on the rear of body 8 everywhere,
Provided with collimation lens 9,11,13,15, collimation lens 9,11,13,15 everywhere between body 8 and LED light source 10,12,14,16
The light of LED light source 10,12,14,16 is formed into parallel light irradiation body 8；Each LED light source correspondence collimating lens, i.e. LED
The correspondence collimation lens 9 of light source 10, the correspondence collimation lens 11 of LED light source 12, the correspondence collimation lens 13 of LED light source 14, LED light source 16
Correspondence collimation lens 15, the corresponding LED light source of collimation lens is mutually aligned one group of source of parallel light of composition.
The light reflecting mechanism of body measuring mechanism includes some mirrors, one mirror of each source of parallel light correspondence.
The source of parallel light in the vertical direction row and a row, and bottle embryo 8 then stands upside down in front of source of parallel light vertically, is located at
The source of parallel light of bottom and image acquisition mechanism formation horizontal alignment；The mirror alignd with the source of parallel light at top is that an one side is anti-
Mirror 7 is penetrated, the mirror alignd with middle source of parallel light is half-reflecting half mirror 5,6, the mirror alignd with the source of parallel light of bottom
It is then double mirror 4；One side half-reflecting half mirror 20 in parallel is arranged right below in the double mirror 4, should be partly
The front of anti-pellicle mirror 20 is provided with an one side speculum 21, provided with one positioned at described two-sided anti-directly over the one side speculum 21
Penetrate the half-reflecting half mirror 3 in the front of mirror 4；This is located at the half-reflecting half mirror 3 and double mirror in the front of double mirror 4
4 and the mutual horizontal alignment of image acquisition mechanism.It is different according to the height of bottle embryo 8, the source of parallel light of varying number may be selected to shine
A bottle embryo is penetrated, while to the controlling switch of different sources of parallel light, corresponding bottle embryo image is delivered on image acquisition mechanism,
Eventually pass splicing and obtain whole bottle embryo image, to profile is extracted after image procossing, the bottle of bottle embryo is obtained with dimensional measurement software
Body size value.
Annular light source 18 is arranged at immediately below the bottleneck of bottle embryo 8, and bottle embryo 8 is inverted on a glass plate 17, annular light source 18
Alignd across the glass plate 17 with bottleneck；The light reflecting mechanism of bottleneck measuring mechanism is included immediately below annular light source 18
One one side speculum 19, the one side speculum 19 is provided at the rear of the half-reflecting half mirror 20 immediately below double mirror 4, and
It is parallel with the half-reflecting half mirror 20.Annular light source 18 irradiates bottleneck using low angle, bottleneck inner and outer diameter plane is obtained uniformly
Irradiation, forms the annulus of uniform-illumination, image acquisition mechanism is reflexed to through light reflecting mechanism.
Described image collecting mechanism includes CCD 1 and camera lens 2, and camera lens 2 is directed at the light reflecting mechanism of body measuring mechanism
With the light reflecting mechanism of bottleneck measuring mechanism, the alignment camera lenses 2 of CCD 1；The camera lens 2 uses telecentric lens.Using telecentric mirror
Head can make bottle embryo overall size measurement more accurate, mainly be designed to correct camera lens parallax, can be in certain object distance
In the range of, so as to get image enlargement ratio will not change, can be with because its distinctive parallel light path makes camera lens not be distorted
Eliminate the inaccurate measurement error introduced of image space focusing.
Image acquisition mechanism, body measuring mechanism and bottleneck measuring mechanism are arranged on measuring table 22.
Measurement process：
Bottle embryo 8 is stood upside down and is placed on glass plate 17, the annular light source 18 below bottleneck is opened, bottleneck inner and outer diameter is equalled
Face obtains uniform irradiation, forms the annulus of uniform-illumination, bottleneck annulus light pass sequentially through speculum 19, half-reflecting half mirror 20,
After the reflection and transmission of speculum 21 and half-reflecting half mirror 3, it is imaged on by camera lens 2 on CCD 1.CCD 1 gathers bottleneck image, enters
Row image procossing and measurement, obtain bottleneck inner and outer diameter, close annular light source 18, stop IMAQ.
LED light source 16 is opened, the measurement of bottle embryo bottom is carried out, CCD1 uses image, preserves image.LED light source 16 is closed, is stopped
Only IMAQ.
LED light source 14 is opened, bottle second segment measurement is carried out, CCD1 uses image, preserves image.LED light source 14 is closed, is stopped
Only IMAQ.
LED light source 12 is opened, the 3rd section of measurement of bottle is carried out, CCD1 uses image, preserves image.LED light source 12 is closed, is stopped
Only IMAQ
LED light source 10 is opened, the 4th section of measurement of bottle is carried out, CCD1 uses image, preserves image.LED light source 10 is closed, is stopped
Only IMAQ.
Body optical path is by speculum 7, half-reflecting half mirror 5 and 6, speculum 4 and half-reflecting half mirror 3, by bottle embryo 8
Contour images are delivered to camera lens 2, are ultimately imaged on CCD 1.
Collect four sections of bottle embryo images are spliced, image procossing is carried out and is measured with dimensional measurement software, obtained
Bottle embryo body dimensional parameters.
The utility model is described in detail above, the above, only the preferred embodiment of the utility model and
, it is when the utility model practical range can not be limited, i.e., all to make impartial change and modification according to the application scope, it all should still belong to this
In utility model covering scope.
Claims (7)
1. a kind of bottle embryo size rapid measurement device, it is characterised in that：Including body measuring mechanism, bottleneck measuring mechanism and image
Collecting mechanism, body measuring mechanism includes source of parallel light and light reflecting mechanism, and source of parallel light is located at bottle embryo rear, and body is surveyed
The light reflecting mechanism of measuring mechanism is located at bottle proembryo side；Bottleneck measuring mechanism includes annular light source and light reflecting mechanism, annular
The bottleneck of source alignment bottle embryo, the light reflecting mechanism of bottleneck measuring mechanism is located at annulus light obtained by annular light source irradiation bottleneck
Reflection path on；The light reflecting mechanism that image acquisition mechanism is located at body measuring mechanism is formed to the light of source of parallel light
Reflection path on and the reflection path that is formed to the light of annular light source of light reflecting mechanism of bottleneck measuring mechanism on.
2. according to claim 1 bottle of embryo size rapid measurement device, it is characterised in that：The source of parallel light uses LED
Light source, some LED light sources are uniformly arranged on the rear of body, and some collimation lenses, collimation are provided between body and LED light source
The light of LED light source is formed parallel light irradiation body by lens；Each LED light source correspondence collimating lens, collimation lens and its
Corresponding LED light source is mutually aligned one group of source of parallel light of composition.
3. according to claim 2 bottle of embryo size rapid measurement device, it is characterised in that：The light of body measuring mechanism is anti-
Penetrating mechanism includes some mirrors, each group of source of parallel light correspondence mirror.
4. according to claim 3 bottle of embryo size rapid measurement device, it is characterised in that：The source of parallel light is in vertical side
Row arranges with one upwards, and bottle embryo then stands upside down in front of source of parallel light vertically, source of parallel light and image acquisition mechanism positioned at bottom
Form horizontal alignment；The mirror alignd with the source of parallel light at top is an one side speculum, is alignd with middle source of parallel light
Mirror is half-reflecting half mirror, and the mirror alignd with the source of parallel light of bottom is then double mirror；In the double mirror
Be arranged right below one side half-reflecting half mirror in parallel, the front of the half-reflecting half mirror is provided with an one side speculum, should
Provided with a half-reflecting half mirror immediately ahead of the double mirror directly over one side speculum；The double-sided reflecting should be located at
Half-reflecting half mirror and double mirror and the mutual horizontal alignment of image acquisition mechanism immediately ahead of mirror.
5. according to claim 4 bottle of embryo size rapid measurement device, it is characterised in that：Annular light source is arranged at bottle embryo
Immediately below bottleneck, bottle embryo is inverted on a glass plate, and annular light source aligns across the glass plate with bottleneck；Bottleneck measuring mechanism
Light reflecting mechanism includes the one side speculum immediately below annular light source, and the one side speculum is provided at double-sided reflecting
The rear of half-reflecting half mirror immediately below mirror, and it is parallel with the half-reflecting half mirror.
6. according to claim 1 bottle of embryo size rapid measurement device, it is characterised in that：Described image collecting mechanism includes
CCD and camera lens, the light reflecting mechanism of alignment lenses body measuring mechanism and the light reflecting mechanism of bottleneck measuring mechanism, CCD
It is directed at camera lens；The camera lens uses telecentric lens.
7. according to claim 1 bottle of embryo size rapid measurement device, it is characterised in that：Described image collecting mechanism, bottle
Body measuring mechanism and bottleneck measuring mechanism may be contained within a measuring table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621334717.0U CN206339194U (en) | 2016-12-07 | 2016-12-07 | A kind of bottle embryo size rapid measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621334717.0U CN206339194U (en) | 2016-12-07 | 2016-12-07 | A kind of bottle embryo size rapid measurement device |
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| Publication Number | Publication Date |
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| CN206339194U true CN206339194U (en) | 2017-07-18 |
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| CN201621334717.0U Active CN206339194U (en) | 2016-12-07 | 2016-12-07 | A kind of bottle embryo size rapid measurement device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705840A (en) * | 2016-12-07 | 2017-05-24 | 广州道注塑机械股份有限公司 | Bottle pre-form size fast measuring device |
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2016
- 2016-12-07 CN CN201621334717.0U patent/CN206339194U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705840A (en) * | 2016-12-07 | 2017-05-24 | 广州道注塑机械股份有限公司 | Bottle pre-form size fast measuring device |
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