CN107014323A - A kind of dot laser coplane degree test device and its method - Google Patents
A kind of dot laser coplane degree test device and its method Download PDFInfo
- Publication number
- CN107014323A CN107014323A CN201710417908.6A CN201710417908A CN107014323A CN 107014323 A CN107014323 A CN 107014323A CN 201710417908 A CN201710417908 A CN 201710417908A CN 107014323 A CN107014323 A CN 107014323A
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- laser
- measured object
- camera lens
- coplane degree
- object surface
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
Present invention system provides a kind of dot laser coplane degree test device, including support, and support is provided with x-axis detent mechanism, and x-axis detent mechanism is connected with transmission track；Laser support frame is additionally provided with support, laser support frame is provided with y-axis detent mechanism, and y-axis detent mechanism includes screw rodb base, and screw rodb base is fixed on one end of screw mandrel, the other end connection motor of screw mandrel, screw mandrel and is connected with location-plate；Location-plate is externally provided with laser measurement mechanism, laser measurement mechanism is located at the top of transmission track, laser measurement mechanism includes generating laser, laser sensor and receives camera lens, and laser sensor is fixed on the bottom of generating laser, receives the side that camera lens is located at generating laser.It is of the invention that ranging is carried out to tested object plane by dot laser, coordinate detent mechanism to measure the data that each is put in plane, laser sensor and reception camera lens respectively obtain one group of data, then obtain coplane degrees by two groups of data, and testing precision is high, highly reliable.
Description
Technical field
The present invention relates to coplane degree testing field, a kind of dot laser coplane degree test device and its method are specifically disclosed.
Background technology
Connector, also referred to as connector, plug and socket, generally refer to electric coupler, i.e. two active devices of connection
Device, for transmitting electric current or signal.The life-span of connector is relevant with its mechanical performance, and the mechanical performance of connector and connection
The arrangement precision of device PIN, coplane degree are relevant.Coplane degree is the important parameter of the flatness of reflection planes, is examined by coplane degree
Survey can obtain the smooth information on the surfaces such as workpiece., it is necessary to PIN of first having arranged before SMT, re-test PIN it is coplanar
Degree, if coplanar degree is bad, can influence the quality of connector.
Traditional coplane degree test is all the image that measured object side is obtained by CCD camera, then passes through digital analog converter
Data signal is converted analog signals into, the coplane degree of measured object is obtained, but such test mode accuracy is not high, acquisition
Coplane degree is inaccurate, influences the quality of connector.
The content of the invention
Based on this, it is necessary to for prior art problem there is provided a kind of dot laser coplane degree test device and its method, lead to
Cross dot laser to test coplane degree, accuracy is high, highly reliable.
To solve prior art problem, the present invention is disclosed on a kind of dot laser coplane degree test device, including support, support
Provided with x-axis detent mechanism, x-axis detent mechanism is connected with transmission track, and transmission track both sides are respectively equipped with the first limiting plate and
Two limiting plates；Laser support frame is additionally provided with support, laser support frame is provided with y-axis detent mechanism, and y-axis detent mechanism includes silk
Pole socket, screw rodb base is fixed on one end of screw mandrel, the other end connection motor of screw mandrel, screw mandrel and is connected with location-plate；Location-plate peripheral hardware
There is laser measurement mechanism, laser measurement mechanism is located at the top of transmission track, and laser measurement mechanism includes generating laser, laser
Sensor and reception camera lens, laser sensor are fixed on the bottom of generating laser, receive camera lens is located at generating laser one
Side.
Further, x-axis detent mechanism includes cylinder and driver plate, and the output end connection driver plate of cylinder, driver plate connects
Connect transmission track.
Further, the interval of the first limiting plate and the second limiting plate can adjust.
Further, motor is stepper motor.
Further, receive and CCD chip is provided with inside camera lens.
Further, z-axis detent mechanism is additionally provided between location-plate and laser measurement mechanism.
Further, z-axis detent mechanism includes fixed column, and fixed column is fixed on location-plate, and fixed column is connected by bearing
One end of adjusting screw rod is connect, adjusting screw rod is threadedly coupled with mobile column, connecting plate, connecting plate and Laser Measuring are fixed with outside mobile column
Measuring mechanism is fixedly connected.
Invention additionally discloses a kind of dot laser coplane degree method of testing, comprise the following steps：
A, Rough factor u, roughness f and rough spot coefficient k by roughness test instrument acquisition measured object surface,
A diameter of A of laser beam, according to A=uf+k select different laser, measured object surface it is coarse bigger, then it is straight from light beam
The bigger laser in footpath；
B, optional step a laser, using any of the above-described kind of dot laser coplane degree test device, laser transmitter projects swash
Light reflects to measured object surface, measures laser sensor to the difference in height on measured object surface and receives camera lens to measured object table
The difference in height in face；
The different position in c, mobile generating laser alignment measured object surface, repeat step b, measurement measured object surface each point
Respectively with the difference in height of laser sensor, reception camera lens, two groups of height difference datas are obtained；
D, the height difference data obtained according to step c, calculate maximum, the minimum value of two groups of data, by same group respectively
The maximum of data subtracts minimum value and obtains coplane degree, and the average value for taking two groups of data coplane degrees is the coplane degree of measured object.
Further, in stepb, it is specially：Fix and transmit measured object to the underface of generating laser, laser hair
The laser that emitter is launched reflects after laser sensor on measured object surface, and the laser partly reflected enters laser
Sensor, the laser that another part is reflected, which enters, receives camera lens, and laser sensor measures the two-way time of laser, with reference to the light velocity
Laser sensor is calculated to the height on measured object surface, reception camera lens measures the angle from measured object surface reflection laser, knot
Unification directly receives camera lens to the distance of generating laser, obtains the height for receiving camera lens to measured object surface.
Further, in step d, the average value of two groups of data is calculated in step c respectively and two broken lines are depicted
Figure, sets up datum plane according to average value and is shown in line chart.
Beneficial effects of the present invention are：The present invention discloses a kind of dot laser coplane degree test device and its method, passes through point
Laser carries out ranging to tested object plane, coordinates detent mechanism to measure the data that each is put in plane, laser sensor and connects
Receive camera lens and respectively obtain one group of data, then acquisition coplane degree is calculated by two groups of data, test data accuracy is high, highly reliable,
Excellent condition can be provided for next station manipulation.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the invention.
Fig. 2 is the dimensional structure diagram at another visual angle of the invention.
Fig. 3 is the enlarged drawing of laser measurement mechanism of the present invention.
Fig. 4 is the enlarged drawing of z-axis detent mechanism of the present invention.
Reference is：Support 10, x-axis detent mechanism 11, cylinder 111, driver plate 112, transmission track 12, first are spacing
Plate 121, the second limiting plate 122, laser support frame 13, y-axis detent mechanism 14, screw rodb base 141, screw mandrel 142, motor 143, positioning
Plate 15, laser measurement mechanism 16, generating laser 161, laser sensor 162, receive camera lens 163, it is z-axis detent mechanism 17, solid
Fixed column 171, set screw 172, mobile column 173, connecting plate 174.
Embodiment
For the feature, technological means and the specific purposes reached, function of the present invention can be further appreciated that, with reference to
Accompanying drawing is described in further detail with embodiment to the present invention.
Referring to figs. 1 to Fig. 4.
The embodiment of the present invention discloses a kind of dot laser coplane degree test device, including support 10, and support 10 is fixed provided with x-axis
Position mechanism 11, x-axis detent mechanism 11 is connected with transmission track 12, and the both sides of transmission track 12 are respectively equipped with the He of the first limiting plate 121
Second limiting plate 122；Laser support frame 13 is additionally provided with support 10, laser support frame 13 is provided with y-axis detent mechanism 14, y-axis
Detent mechanism 14 includes screw rodb base 141, and screw rodb base 141 fixes one end of screw mandrel 142, the other end connection motor of screw mandrel 142
143, location-plate 15 is connected with screw mandrel 142；Location-plate 15 is externally provided with laser measurement mechanism 16, and laser measurement mechanism 16, which is located at, to be passed
The top of track 12 is sent, laser measurement mechanism 16 includes generating laser 161, laser sensor 162 and receives camera lens 163, swashs
Optical sensor 162 is fixed on the bottom of generating laser 161, receives the side that camera lens 163 is located at generating laser 161.
Measured object is placed on transmission track 12, measured object is sent under laser measurement mechanism 16 by transmission track 12
Side, generating laser 161 launches laser by being reflected after laser sensor 162 on the surface of measured object, and the part light of reflection enters
Enter to receive camera lens 163, another part light enters laser sensor 162, laser sensor 162 is by calculating two-way time of laser
The distance that generating laser 161 arrives measured object surface can be calculated, it is anti-that reception camera lens 163 obtains laser under a different angle
Image after penetrating, in conjunction with the spacing of known reception camera lens 163 and generating laser 161, receives camera lens 163 and equally results in
Measured object surface results in reference to two groups of data acquisition average values to the distance of generating laser 161 and more accurately tests number
According to motor 143 drives location-plate to be moved in y-axis direction, and laser measurement mechanism 16 obtains the data of each point in the y-axis, x-axis positioning
The driving transmission track motion of mechanism 11, laser measurement mechanism 16 results in the data of the whole plane of measured object, finally calculated
The average value of each data, maximum, minimum value, average value can reflect the datum plane of measured object, be subtracted most by maximum
Small value obtains the coplane degree of measured object, and test result accuracy is high, highly reliable.
Based on above-described embodiment, x-axis detent mechanism 11 includes cylinder 111 and driver plate 112, and the output end of cylinder 111 connects
Connect driver plate 112, the connection transmission track 12 of driver plate 112.
To make the present apparatus can adapt to different measured objects, based on above-described embodiment, the first limiting plate 121 and second spacing
The interval of plate 122 can adjust, and by adjusting the interval of the first limiting plate 121 and the second limiting plate 122, can be put into different size
Measured object.
Based on above-described embodiment, motor 143 is stepper motor, can effectively improve measuring accuracy.
Based on above-described embodiment, receive the inside of camera lens 163 and be provided with CCD chip, CCD chip is to convert optical signals into telecommunications
Number chip, such as in digital camera, video camera, by we have seen that optical signal be converted into electric signal through processing, become
We have seen that digital photograph.
To improve measuring accuracy, based on above-described embodiment, z-axis is additionally provided between location-plate 15 and laser measurement mechanism 16 and is determined
Position mechanism 17, z-axis detent mechanism 17 includes fixed column 171, and fixed column 171 is fixed on location-plate 15, and fixed column 171 passes through axle
One end of connection adjusting screw rod 172 is held, adjusting screw rod 172 is threadedly coupled with mobile column 173, connection is fixed with outside mobile column 173
Plate 174, connecting plate 174 is fixedly connected with laser measurement mechanism 16.Laser measurement can effectively be adjusted by z-axis detent mechanism 17
The z-axis direction position of mechanism 16, and then adjust the initial position of Laser emission.
A kind of dot laser coplane degree method of testing is also disclosed in the embodiment of the present invention, comprises the following steps：
A, Rough factor u, roughness f and rough spot coefficient k by roughness test instrument acquisition measured object surface,
A diameter of A of laser beam, according to A=uf+k select different laser, measured object surface it is coarse bigger, then it is straight from light beam
The bigger laser in footpath, anti-interference degree is bigger, and measuring accuracy is bigger；
B, optional step a laser, using the dot laser coplane degree test device in any of the above-described embodiment, laser hair
Emitter transmitting laser reflects to measured object surface, measures laser sensor to the difference in height on measured object surface and receives camera lens
To the difference in height on measured object surface；
The different position in c, mobile generating laser alignment measured object surface, repeat step b, measurement measured object surface each point
Respectively with the difference in height of laser sensor, reception camera lens, two groups of height difference datas are obtained；
D, the height difference data obtained according to step c, calculate maximum, the minimum value of two groups of data, by same group respectively
The maximum of data subtracts minimum value and obtains coplane degree, and the average value for taking two groups of data coplane degrees is the coplane degree of measured object.
Based on above-described embodiment, in stepb, it is specially：Fix and transmit measured object to the underface of generating laser,
The laser that laser transmitter projects go out reflects after laser sensor on measured object surface, and the laser partly reflected enters
Enter laser sensor, the laser that another part is reflected, which enters, receives camera lens, and laser sensor measures the two-way time of laser, ties
Closing light speed calculates laser sensor to the height on measured object surface, and reception camera lens measures the angle from measured object surface reflection laser
Degree, with reference to camera lens is received always to the distance of generating laser, obtains the height for receiving camera lens to measured object surface.
Based on above-described embodiment, in step d, the average value of two groups of data is calculated in step c respectively and two are depicted
Individual line chart, sets up datum plane according to average value and is shown in line chart, and line chart more visual representation can go out measured object
Coplanar situation.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of dot laser coplane degree test device, it is characterised in that including support (10), the support (10) is provided with x-axis
Detent mechanism (11), the x-axis detent mechanism (11) is connected with transmission track (12), and transmission track (12) both sides are set respectively
There are the first limiting plate (121) and the second limiting plate (122)；Laser support frame (13) is additionally provided with the support (10), it is described to swash
Light support frame (13) is provided with y-axis detent mechanism (14), and the y-axis detent mechanism (14) includes screw rodb base (141), the screw mandrel
On one end of the fixed screw mandrel (142) of seat (141), the other end connection motor (143) of the screw mandrel (142), the screw mandrel (142)
It is connected with location-plate (15)；The location-plate (15) is externally provided with laser measurement mechanism (16), laser measurement mechanism (16) position
Top in the transmission track (12), the laser measurement mechanism (16) includes generating laser (161), laser sensor
(162) and receive camera lens (163), the laser sensor (162) is fixed on the bottom of the generating laser (161), described
Receive the side that camera lens (163) is located at the generating laser (161).
2. a kind of dot laser coplane degree test device according to claim 1, it is characterised in that the x-axis detent mechanism
(11) cylinder (111) and driver plate (112) are included, the output end of the cylinder (111) connects the driver plate (112), described
Driver plate (112) connects the transmission track (12).
3. a kind of dot laser coplane degree test device according to claim 1, it is characterised in that first limiting plate
(121) interval with second limiting plate (122) can adjust.
4. a kind of dot laser coplane degree test device according to claim 1, it is characterised in that the motor (143) is
Stepper motor.
5. a kind of dot laser coplane degree test device according to claim 1, it is characterised in that the reception camera lens
(163) it is internal to be provided with CCD chip.
6. a kind of dot laser coplane degree test device according to claim 1, it is characterised in that the location-plate (15) with
Z-axis detent mechanism (17) is additionally provided between the laser measurement mechanism (16).
7. a kind of dot laser coplane degree test device according to claim 6, it is characterised in that the z-axis detent mechanism
(17) fixed column (171) is included, the fixed column (171) is fixed on the location-plate (15), and the fixed column (171) passes through
One end of bearing connection adjusting screw rod (172), the adjusting screw rod (172) is threadedly coupled with mobile column (173), the mobile column
(173) connecting plate (174) is fixed with outside, the connecting plate (174) is fixedly connected with the laser measurement mechanism (16).
8. a kind of dot laser coplane degree method of testing, it is characterised in that comprise the following steps：
A, Rough factor u, roughness f and rough spot coefficient k by roughness test instrument acquisition measured object surface, laser
A diameter of A of light beam, different laser is selected according to A=uf+k, measured object surface it is coarse bigger, then got over from beam diameter
Big laser；
B, optional step a laser, using the dot laser coplane degree test device as described in claim any one of 1-7, laser
Transmitter transmitting laser reflects to measured object surface, measures laser sensor to the difference in height and receive mirror on measured object surface
Head arrives the difference in height on measured object surface；
The different position in c, mobile generating laser alignment measured object surface, repeat step b, measurement measured object surface each point difference
With the difference in height of laser sensor, reception camera lens, two groups of height difference datas are obtained；
D, the height difference data obtained according to step c, calculate maximum, the minimum value of two groups of data respectively, will be with group data
Maximum subtract minimum value obtain coplane degree, take two groups of data coplane degrees average value be measured object coplane degree.
9. a kind of dot laser coplane degree method of testing according to claim 8, it is characterised in that in stepb, specifically
For：Fix and transmit measured object to the underface of generating laser, the laser that laser transmitter projects go out passes through laser sensor
Reflected afterwards on measured object surface, the laser partly reflected enters laser sensor, the laser that another part is reflected enters
Enter and receive camera lens, laser sensor measures the two-way time of laser, laser sensor is calculated to measured object surface with reference to the light velocity
Height, receive camera lens and measure angle from measured object surface reflection laser, with reference to receiving camera lens always to generating laser
Distance, obtains the height for receiving camera lens to measured object surface.
10. a kind of dot laser coplane degree method of testing according to claim 8, it is characterised in that in step d, respectively
Calculate in step c the average value of two groups of data and depict two line charts, datum plane is set up according to average value and represented
In in line chart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710417908.6A CN107014323B (en) | 2017-06-06 | 2017-06-06 | Point laser coplanarity testing device and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710417908.6A CN107014323B (en) | 2017-06-06 | 2017-06-06 | Point laser coplanarity testing device and method thereof |
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| Publication Number | Publication Date |
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| CN107014323A true CN107014323A (en) | 2017-08-04 |
| CN107014323B CN107014323B (en) | 2023-02-03 |
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| CN201710417908.6A Active CN107014323B (en) | 2017-06-06 | 2017-06-06 | Point laser coplanarity testing device and method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109813240A (en) * | 2019-03-04 | 2019-05-28 | 上海雷迪埃电子有限公司 | The coplane degree detection device of electric connector |
| CN112747698A (en) * | 2019-10-29 | 2021-05-04 | 复盛应用科技股份有限公司 | Golf club head measuring method |
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| CN112747698A (en) * | 2019-10-29 | 2021-05-04 | 复盛应用科技股份有限公司 | Golf club head measuring method |
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| Publication number | Publication date |
|---|---|
| CN107014323B (en) | 2023-02-03 |
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