CN205448968U - Quick quadratic element optical measuring device - Google Patents
Quick quadratic element optical measuring device Download PDFInfo
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- CN205448968U CN205448968U CN201620149542.XU CN201620149542U CN205448968U CN 205448968 U CN205448968 U CN 205448968U CN 201620149542 U CN201620149542 U CN 201620149542U CN 205448968 U CN205448968 U CN 205448968U
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Abstract
The utility model belongs to the optical detection field especially relates to a quick quadratic element optical measuring device, including measurement holder, measurement holder's bottom is equipped with the light source, and need checking sample is located the light source top, and the measurement holder's corresponding with the light source upper portion is equipped with a plurality of pixel spares of getting that are used for gathering the need checking sample image, a plurality ofly gets the two size directions that pixel spares can be simultaneously go up mutually perpendicular to need checking sample and gathers images, gets for instance the component connection image processing component, and measurement holder is last still to be equipped with and to get pixel spare measurement holder 0 to what get that pixel spare position goes on adjusting, therefore the utility model discloses measuring device can be according to need checking sample's the size of a dimension condition, with after the getting pixel spare and adjust suitable position of measurement holder upper portion, a plurality of get pixel spare alright gather the image with the two size directions that go up mutually perpendicular to need checking sample simultaneously, then carry out quadratic element's calculation by the image processing component according to the received image, improved measurement accuracy and measurement of efficiency, wide need checking sample 0 has.
Description
Technical field
The invention belongs to field of optical detection, particularly relate to a kind of quickly Quadratic Finite Element optical measuring device.
Background technology
The Quadratic Finite Element information of product or mould is primarily referred to as the length of product or mould, basic size and its other physical dimensions such as the hole comprised or groove such as width, Quadratic Finite Element information measurement is one of important detection project of field of optical detection, especially for electronic product panel, in order to reach optimal performance, the length of electronic product panel, wide, holes etc. will be by considered critical, thus, the detection of Quadratic Finite Element information becomes electronic product panel manufacturer and the important step of application commodity quality detection work, under this market background, the most fast and accurately measure Quadratic Finite Element information, become electronic product panel manufacturer and the focal issue of application business's care.
The most common secondary element detection apparatus is to be provided with image-pickup camera testing sample is fixed above, image-pickup camera connects graphics processing unit, lighting unit it is provided with above or below testing sample, the light that lighting unit sends enters image-pickup camera after testing sample back reflection or transmission, image-pickup camera collection image now is also transferred to graphics processing unit, the graphics processing unit image to receiving carry out the calculating of Quadratic Finite Element.Owing to testing sample to be carried out the measurement of multiple physical dimension, thus need to move back and forth manually the position of testing sample when using this detection measurement device Quadratic Finite Element, have a strong impact on measurement efficiency.In order to improve measurement efficiency, also having the measurement apparatus after a kind of improvement on market is to be arranged on a mobile platform by testing sample, realize treating the adjustment of survey sample position by the displacement of Automated condtrol mobile platform, although this measurement apparatus need not adjust manually the position of testing sample, improve measurement efficiency to a certain extent, but owing to image-pickup camera remains a need for the most repeatedly testing sample being gathered image, thus the measurement apparatus after this improvement still can not meet high efficiency requirement.Simultaneously as testing sample is arranged on a mobile platform, the image that during in order to ensure that testing sample moves, image-pickup camera gathers is undistorted, now needs mobile platform to meet high-accuracy requirement, this provides for improved the manufacturing cost that measurement apparatus is overall.If mobile platform can not meet high-accuracy requirement, the image fault that image-pickup camera gathers can be caused when testing sample moves, thus have impact on the certainty of measurement that Quadratic Finite Element is measured.
Summary of the invention
Present invention aim to address above-mentioned the deficiencies in the prior art, it is provided that a kind of can quickly measure the quick Quadratic Finite Element optical measuring device that Quadratic Finite Element information, certainty of measurement are high and applied widely.
The present invention solves above-mentioned the deficiencies in the prior art and be the technical scheme is that
A kind of quickly Quadratic Finite Element optical measuring device, including gage frame, it is characterized in that, the bottom of gage frame is provided with light source, testing sample is positioned at above light source, the top of gage frame corresponding with light source is provided with multiple image-finding element for gathering testing sample image, multiple image-finding elements can gather image to two dimensional directions orthogonal on testing sample simultaneously, image-finding element connects image processing elements, and gage frame is additionally provided with the image-finding element governor motion can being adjusted image-finding element position.
Gage frame of the present invention is provided with guide post, described image-finding element is installed on the guide bar, and along the guide post of testing sample long side direction, it is respectively equipped with three image-finding elements, along the guide post of testing sample short side direction, it is respectively equipped with two image-finding elements.Ten image-finding elements limit long to testing sample and two orthogonal dimensional directions of minor face can gather image simultaneously, improve measurement efficiency and precision, image-finding element is respectively mounted on the guide bar, it is simple to the position of image-finding element is adjusted by image-finding element governor motion, easy to operate.
Image-finding element governor motion of the present invention is to be provided with ball-screw and horizontal slide rail in gage frame, and horizontal slide rail is provided with horizontal slide, and described guide post is fixed on horizontal slide, and the nut of ball-screw connects horizontal slide.Drive the guide post on horizontal slide to move back and forth along horizontal slide rail by ball-screw running, thus the image-finding element position on guide post is adjusted.
Ball-screw of the present invention is two-way leading screw, and two-way leading screw is equipped with left-handed, dextrorotation anodontia nut, and one end of two-way leading screw is provided with rotating handles.Two-way leading screw selected by ball-screw, and the position of image-finding element can carry out far and near regulation, makes measurement apparatus of the present invention go for measuring the testing sample of different size size, expands the range of application of the present invention.Two-way leading screw is provided with left-handed, dextrorotation anodontia nut, and the position of image-finding element can quickly be regulated, improve measurement efficiency by user as the case may be.Two-way leading screw one end is provided with rotating handles, can facilitate and manually be adjusted the position of image-finding element, improve ease for operation.
Light source of the present invention is polarized light source, makes the image that above testing sample of the present invention, image-finding element gathers apparent, improves the certainty of measurement of measurement apparatus of the present invention.
Gage frame above light source of the present invention is provided with testing sample tool, for placing testing sample.Testing sample is placed on testing sample tool, and during being possible to prevent to measure, testing sample is subjected to displacement, and improves the certainty of measurement of measurement apparatus of the present invention.
Testing sample tool of the present invention is to be provided with tool frame in gage frame, the surrounding of tool frame bottom is provided with a bracer, prop up bracer bottom and be provided with support spring, it is provided with chute with a bracer corresponding tool frame top, prop up bracer one end and be provided with traveller, traveller upper end is by chute convex for tool frame, and a bracer other end is provided with limited post.By moving the traveller protruding from tool frame along chute, the position of bracer can be propped up according to the size adjustment of testing sample actual size, make the limited post on a bracer be fixed by testing sample.
Chute edge of the present invention is provided with scale, and the magnitude range of scale is corresponding with the size of testing sample.When using measurement apparatus of the present invention, traveller quickly can be moved at corresponding scale, save the time moving back and forth traveller according to the size of testing sample size, improve the measurement efficiency of measurement apparatus of the present invention by operator.
Image-finding element of the present invention is gigabit Ethernet industrial camera.
Industrial camera front end of the present invention is provided with telecentric lens, and certainty of measurement is high.
Industrial camera lens barrel of the present invention is provided with angle adjusting mechanism, can improve the certainty of measurement of measurement apparatus of the present invention further by its regulation makes the perpendicular of telecentric lens and testing sample.
It is additionally provided with height adjustment mechanism on industrial camera lens barrel of the present invention, the distance between telecentric lens and testing sample can be adjusted, make distance therebetween adapt with the focal length of telecentric lens, improve certainty of measurement.
nullThe invention has the beneficial effects as follows，Owing to the present invention quick Quadratic Finite Element measurement apparatus includes gage frame，The bottom of gage frame is provided with light source，Testing sample is positioned at above light source，The top of gage frame corresponding with light source is provided with multiple image-finding element for gathering testing sample image，Multiple image-finding elements can gather image to two dimensional directions orthogonal on testing sample simultaneously，Image-finding element connects image processing elements，Image-finding element governor motion image-finding element position can being adjusted it is additionally provided with in gage frame，Thus when utilizing measurement apparatus of the present invention to carry out Quadratic Finite Element optical measurement，Have only to be positioned over above light source testing sample，Size situation according to testing sample，After the image-finding element on gage frame top being adjusted to correct position by image-finding element governor motion，Multiple image-finding elements just can gather image to two dimensional directions orthogonal on testing sample simultaneously，Then the image collected is sent to image processing elements by image-finding element，Finally performed the calculating of Quadratic Finite Element according to the image received by image processing elements.Owing to image-finding element is installed on the guide bar, it is simple to image-finding element governor motion carries out position adjustments to image-finding element, improves the ease for operation of the present invention.Owing to image-finding element governor motion is to be provided with ball-screw and horizontal slide rail in gage frame, horizontal slide rail is provided with horizontal slide, described guide post is fixed on horizontal slide, the nut of ball-screw connects horizontal slide, and described ball-screw is two-way leading screw, it is equipped with left-handed on two-way leading screw, dextrorotation anodontia nut, one end of two-way leading screw is provided with rotating handles, thus when using measurement apparatus of the present invention, the guide post on horizontal slide can be driven to move back and forth along horizontal slide rail by the running of ball-screw, thus the position of image-finding element is carried out far and near regulation, measurement apparatus of the present invention is made to go for measuring the testing sample of different size size, expand the range of application of the present invention.Two-way leading screw is provided with left-handed, dextrorotation anodontia nut, and the position of image-finding element can quickly be regulated, improve measurement efficiency by user as the case may be.Two-way leading screw one end is provided with rotating handles, user can be facilitated to be adjusted the position of image-finding element, improve the ease for operation of measurement apparatus of the present invention.Owing to being additionally provided with the testing sample tool for placing testing sample in gage frame, testing sample is placed on testing sample tool, during being possible to prevent to measure, testing sample is subjected to displacement, it is to avoid the uncertainty of testing sample position, improves the certainty of measurement of measurement apparatus of the present invention.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of measurement apparatus of the present invention, is also a kind of preferred embodiment schematic diagram.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structural representation of testing sample tool of the present invention.
Fig. 4 is the structural representation of image-finding element of the present invention.
Detailed description of the invention
Hereinafter describe and be used for disclosing the present invention so that those skilled in the art are capable of the present invention.Preferred embodiment in below describing is only used as citing, it may occur to persons skilled in the art that other obvious modification.The ultimate principle of the present invention defined in the following description can apply to other embodiments, deformation program, improvement project, equivalent and the other technologies scheme without departing from the spirit and scope of the present invention.
Fig. 1 shows a kind of example structure schematic diagram of the present invention quick Quadratic Finite Element optical measuring device, is also a kind of preferred embodiment schematic diagram.As shown in Figure 1, quick Quadratic Finite Element optical measuring device described in the present embodiment, including gage frame 10, the bottom of gage frame 10 is provided with light source 20, testing sample is positioned at above light source 10, the top of gage frame 10 corresponding with light source 20 is provided with multiple image-finding element 30 for gathering testing sample image, multiple image-finding elements 30 can gather image to two dimensional directions orthogonal on testing sample simultaneously, image-finding element 30 is all connected with image processing elements (not shown), the light that light source 20 is sent by image-finding element 30 image after testing sample is acquired, then the image collected is sent to image processing elements, carry out the calculating of Quadratic Finite Element according to the image received by image processing elements.As seen from Figure 1, gage frame 10 is additionally provided with image-finding element governor motion image-finding element 30 position can being adjusted.
By Fig. 1, Fig. 2 can be seen that, gage frame 10 described in the present embodiment is provided with guide post 31, described image-finding element 30 is arranged on guide post 31, it is easy to image-finding element governor motion the position of image-finding element 30 is adjusted, easy to operate, and in the present embodiment, three image-finding elements 30 it are respectively equipped with along the guide post 31 of testing sample long side direction, two image-finding elements 30 it are respectively equipped with along the guide post 31 of testing sample short side direction, the present embodiment is i.e. provided with above testing sample ten image-finding elements altogether, ten image-finding elements limit long to testing sample and two orthogonal dimensional directions of minor face can gather image simultaneously, improve measurement efficiency and certainty of measurement.
As seen from Figure 2, image-finding element governor motion described in the present embodiment is to be provided with ball-screw 32 and horizontal slide rail 33 in gage frame 10, horizontal slide rail 33 is provided with horizontal slide 34, described guide post 31 one end is fixed on horizontal slide 34, and the nut of ball-screw 32 connects horizontal slide 34.When using apparatus of the present invention, the guide post 31 on horizontal slide 34 can be driven to move back and forth along horizontal slide rail by the running of ball-screw, thus image-finding element 30 position on guide post 31 is adjusted.The testing sample of different size size is measured in order to make measurement apparatus of the present invention go for, ball-screw 32 described in the present embodiment is two-way leading screw, left-handed, dextrorotation anodontia nut it is equipped with on two-way leading screw, the distance that can be regulated between left-handed, dextrorotation anodontia nut by the running of two-way leading screw is decreased or increased, thus adjust the distance between image-finding element, make the present invention can measure the testing sample of different size size, expand the range of application of measurement apparatus of the present invention.Owing to two-way leading screw is provided with anodontia nut, user can realize the quick regulation to image-finding element position according to the concrete condition of testing sample size, improves measurement efficiency.By Fig. 1, Fig. 2 it can be seen that one end of two-way leading screw is additionally provided with rotating handles 35, user can be facilitated to drive two-way leading screw to operate by rotating handles, thus realize the position of image-finding element is adjusted, improve the ease for operation of measurement apparatus of the present invention.
As shown in Figure 1, Figure 3, the gage frame 10 above light source 20 described in the present embodiment is provided with testing sample tool 50, for placing testing sample, testing sample is placed on testing sample tool, during being possible to prevent to measure, testing sample is subjected to displacement, avoid the uncertainty of testing sample position, improve the certainty of measurement of measurement apparatus of the present invention.As seen from Figure 3, testing sample tool 50 described in the present embodiment is to be provided with tool frame 51 in gage frame 10, the surrounding of tool frame 51 bottom is provided with a bracer 52, prop up bracer 52 bottom and be provided with support spring, it is provided with chute 53 with bracer 52 corresponding tool frame 51 top, prop up bracer 52 one end and be provided with traveller 54, traveller 54 upper end by chute 53 convex for tool frame 51, prop up the bracer other end and be provided with limited post 55, when using measurement apparatus of the present invention, operator can be by moving the traveller 54 protruding from tool frame 51 along chute 53, thus the position of bracer 52 is propped up according to the size adjustment of testing sample actual size, the limited post 55 on a bracer 52 is made to be fixed by testing sample, easy to operate.Preferably, chute 53 edge described in the present embodiment is provided with scale, and the magnitude range of scale is corresponding with the size of testing sample, during use, operator can be according to the actual size of testing sample size, quickly traveller 54 is moved at the corresponding scale of chute 53, save operator and move the time of traveller, improve the measurement efficiency of measurement apparatus of the present invention.
Preferably, the image-finding element 30 described in the present embodiment is gigabit Ethernet industrial camera, and sensitivity is good, and certainty of measurement is high.Gigabit Ethernet industrial camera front end is provided with telecentric lens, further increases the certainty of measurement of measurement apparatus of the present invention.Be can be seen that by Fig. 4, gigabit Ethernet industrial camera lens barrel described in the present embodiment is provided with angle adjusting mechanism 62, operator can be by being adjusted angle adjusting mechanism 62, make the perpendicular of telecentric lens and testing sample, ensure that perpendicularity therebetween, make measurement apparatus of the present invention have higher certainty of measurement.As improving further, it is additionally provided with height adjustment mechanism 63 on industrial camera lens barrel described in the present embodiment, distance between telecentric lens and testing sample can be adjusted, make distance therebetween adapt with the focal length of telecentric lens, improve certainty of measurement.Preferably, the image processing elements described in the present embodiment is the general purpose computer with data processing software.
Light source described in the present embodiment 20 is preferably polarized light source, and to this, in the present embodiment, described polarized light source is to realize by being provided with polaroid between LED light source and testing sample.Owing in the present embodiment, light source is arranged on below testing sample, thus the testing sample described in the present embodiment is preferably transparent material object, such as glass.
When utilizing the present invention quick Quadratic Finite Element optical measuring device to measure Quadratic Finite Element, operator can be according to the size situation of testing sample, quickly the traveller on testing sample tool is moved in chute at scale corresponding with testing sample size, then testing sample is placed on a bracer of testing sample tool, by the limited post on a bracer, testing sample is fixed on testing sample tool, such that it is able to prevent testing sample to be subjected to displacement during measuring, avoid the uncertainty of testing sample position, improve the certainty of measurement of measurement apparatus of the present invention.After testing sample is fixed, actual size size according to testing sample, the rotating handles in regulation gage frame, image-finding element is adjusted to correct position corresponding with testing sample size, such that it is able to testing sample is gathered clear, complete image, improve certainty of measurement.Owing to testing sample of the present invention is arranged over ten image-finding elements, orthogonal two dimensional directions of test sample product can be treated simultaneously and gather image, substantially increase the measurement efficiency of measurement apparatus of the present invention.
It should be understood by those skilled in the art that the embodiments of the invention shown in foregoing description and accompanying drawing are only used as citing and are not limiting as the present invention.The purpose of the present invention is completely and be effectively realized.The function of the present invention and structural principle are shown the most in an embodiment and illustrate, without departing under described principle, embodiments of the present invention can have any deformation or amendment.
Claims (10)
1. a quick Quadratic Finite Element optical measuring device, including gage frame, it is characterized in that, the bottom of gage frame is provided with light source, testing sample is positioned at above light source, the top of gage frame corresponding with light source is provided with multiple image-finding element for gathering testing sample image, multiple image-finding elements can gather image to two dimensional directions orthogonal on testing sample simultaneously, image-finding element connects image processing elements, and gage frame is additionally provided with the image-finding element governor motion can being adjusted image-finding element position.
Quick Quadratic Finite Element optical measuring device the most according to claim 1, it is characterized in that, described gage frame is provided with guide post, described image-finding element is installed on the guide bar, and along the guide post of testing sample long side direction, it is respectively equipped with three image-finding elements, along the guide post of testing sample short side direction, it is respectively equipped with two image-finding elements.
Quick Quadratic Finite Element optical measuring device the most according to claim 2, it is characterized in that, described image-finding element governor motion is to be provided with ball-screw and horizontal slide rail in gage frame, horizontal slide rail is provided with horizontal slide, described guide post is fixed on horizontal slide, and the nut of ball-screw connects horizontal slide.
Quick Quadratic Finite Element optical measuring device the most according to claim 3, it is characterised in that described ball-screw is two-way leading screw, two-way leading screw is equipped with left-handed, dextrorotation anodontia nut, and one end of two-way leading screw is provided with rotating handles.
Quadratic Finite Element optical measuring device the most according to claim 1 and 2, it is characterised in that described light source is polarized light source.
Quick Quadratic Finite Element optical measuring device the most according to claim 1 and 2, it is characterised in that the described gage frame above light source is provided with testing sample tool, for placing testing sample.
Quick Quadratic Finite Element optical measuring device the most according to claim 6, it is characterized in that, described testing sample tool is to be provided with tool frame in gage frame, the surrounding of tool frame bottom is provided with a bracer, propping up bracer bottom and be provided with support spring, be provided with chute with a bracer corresponding tool frame top, a bracer one end is provided with traveller, traveller upper end is by chute convex for tool frame, and a bracer other end is provided with limited post.
Quick Quadratic Finite Element optical measuring device the most according to claim 7, it is characterised in that described chute edge is provided with scale, and the magnitude range of scale is corresponding with the size of testing sample.
Quick Quadratic Finite Element optical measuring device the most according to claim 1 and 2, it is characterised in that described image-finding element is gigabit Ethernet industrial camera, and gigabit Ethernet industrial camera front end is provided with telecentric lens.
Quick Quadratic Finite Element optical measuring device the most according to claim 9, it is characterised in that described industrial camera lens barrel is provided with angle adjusting mechanism and height adjustment mechanism.
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| CN201620149542.XU CN205448968U (en) | 2016-02-29 | 2016-02-29 | Quick quadratic element optical measuring device |
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| CN201620149542.XU CN205448968U (en) | 2016-02-29 | 2016-02-29 | Quick quadratic element optical measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547156A (en) * | 2016-02-29 | 2016-05-04 | 苏州精创光学仪器有限公司 | Rapid quadratic element optical measurement device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547156A (en) * | 2016-02-29 | 2016-05-04 | 苏州精创光学仪器有限公司 | Rapid quadratic element optical measurement device |
| CN105547156B (en) * | 2016-02-29 | 2019-04-02 | 苏州精创光学仪器有限公司 | Quick Quadratic Finite Element optical measuring device |
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