CN109341642A - A kind of method measuring flatness and measuring device - Google Patents
A kind of method measuring flatness and measuring device Download PDFInfo
- Publication number
- CN109341642A CN109341642A CN201811237599.5A CN201811237599A CN109341642A CN 109341642 A CN109341642 A CN 109341642A CN 201811237599 A CN201811237599 A CN 201811237599A CN 109341642 A CN109341642 A CN 109341642A
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- Prior art keywords
- flatness
- sensor
- control unit
- servo
- anchor point
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/30—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The present invention provides a kind of method measuring flatness comprising following steps: control unit control servo-system continuously moves along piece surface and obtains motion path, and control unit gets N number of anchor point of piece surface from motion path；Meanwhile the sensor in servo-system successively acquires N number of electric signal of N number of anchor point along the direction of motion of motion path, N number of electric signal is sent to control unit by sensor, and control unit obtains the flatness data of N number of anchor point from N number of electric signal.The present invention also provides a kind of flatness inspection devices.The present invention can detect plastic cement part deformation problem compared to the prior art, reduce fraction defective, and due to having many advantages, such as that measurement is accurate, the service life is long using noncontacting proximity sensor.
Description
Technical field
The present invention relates to a kind of measurement of planeness technologies, fill in particular to a kind of method measuring flatness and measurement
It sets.
Background technique
In the detection of some flat-type parts, the measurement of planeness is the more important measurement of one of them, which determine
Whether this part is a qualified part.Currently, the measurement of planeness for such part mainly passes through range estimation or use
The modes such as circle bounce measure, thus are primarily present that detection inaccuracy, detection efficiency be low, the incomplete problem of detection.
Summary of the invention
In consideration of it, the present invention provides a kind of method measuring flatness and measuring devices, it is intended to which solution is examined in the prior art
Indeterminacy is true, detection efficiency is low, the incomplete problem of detection.
On the one hand, the present invention provides a kind of method measuring flatness comprising following steps:
Control unit control servo-system continuously moves along piece surface and obtains motion path, and control unit is from movement
N number of anchor point of piece surface is got in path；
Meanwhile the sensor in servo-system successively acquires the N number of of N number of anchor point along the direction of motion of motion path
N number of electric signal is sent to control unit by electric signal, sensor, and control unit obtains the flat of N number of anchor point from N number of electric signal
Whole degree evidence.
Further, above-mentioned control unit successively carries out the flatness data of N number of anchor point and flatness setting value pair
Than processing.
Further, according to comparing result, if flatness data does not meet flatness setting value, unqualified mention is provided
Show, it is on the contrary then provide qualified prompt.
Further, above-mentioned flatness data is the range data slave sensor to anchor point of sensor acquisition.
Further, the sensor is laser sensor.
On the other hand, the present invention provides a kind of flatness inspection devices comprising parts measurement fixed platform, part are surveyed
Amount fixed platform is installed in rack, and servo-system is equipped at the top of rack, sensor, servo system are equipped in servo-system
System and sensor are located at the top of parts measurement fixed platform, and servo-system and sensor are all electrically connected control unit.
Further, the through-hole of multiple array arrangements is provided in above-mentioned parts measurement fixed platform, on the hole wall of through-hole
It is provided with reflecting material.
Further, the cylinder of multiple array arrangements is provided in above-mentioned parts measurement fixed platform, on the outer wall of cylinder
It is provided with reflecting material.
A kind of method measuring flatness provided by the present invention and measuring device, using servo-control system to piece surface
N number of point is taken, is compared using the signal that the sensor for being mounted on servo-system captures with standard signal, passes through SDA system data analysis
Judge piece surface flatness, can detect plastic cement part deformation problem, reduces fraction defective, and due to using contactless
Sensor has many advantages, such as that measurement is accurate, and the service life is long.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the test schematic of a kind of method measuring flatness that embodiment provides in the present invention and measuring device；
Fig. 2 is system architecture involved in a kind of method measuring flatness that embodiment provides in the present invention and measuring device
Figure；
Fig. 3 is a kind of structural schematic diagram for flatness inspection devices that embodiment provides in the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Method measuring flatness embodiment:
Referring to Fig. 1 to Fig. 3, a kind of method measuring flatness provided in an embodiment of the present invention is shown in figure comprising with
Lower step:
Control unit control servo-system continuously moves along piece surface and obtains motion path, and control unit is from movement
N number of anchor point of piece surface is got in path；
Meanwhile the sensor in servo-system successively acquires the N number of of N number of anchor point along the direction of motion of motion path
Electric signal, the sensor are laser sensor, and N number of electric signal is sent to control unit by sensor, and control unit is from N number of telecommunications
The flatness data of N number of anchor point is obtained in number, the flatness data be sensor acquisition slave sensor to anchor point away from
From data, specifically:
The flatness data of N number of anchor point and flatness setting value are successively compared processing by control unit；
According to comparing result, if flatness data does not meet flatness setting value, provide unqualified prompt, it is on the contrary then
Provide qualified prompt.
Referring to Fig. 1, when it is implemented, tested part is placed on fixed platform, by control system to pre-set
Test plane takes a, n click-through row data acquisition of b, c ...；Start to test servo motor and is moved to a set, b, c ... n point,
Starting sensor acquires this information, until the n point acquisition that will be set is completed, by acquisition data transmission to data processing system
Carry out calculation process.
Referring to fig. 2, when it is implemented, starting test macro starting, control system controls servo motor start-up operation sensing
Device acquires data, data processing and arithmetic section and does pre-set standard component data and tested part data at comparison
Reason, part is qualified after the completion of test, and information alert is qualified, on the contrary then prompt part unqualified.
Flatness inspection devices embodiment:
Referring to Fig. 1 to Fig. 3, a kind of flatness inspection devices provided in an embodiment of the present invention is shown in figure comprising zero
Part measures fixed platform 1, and parts measurement fixed platform 1 is installed in rack 11, and the top of rack 11 is equipped with servo-system 12,
Sensor 13 is installed, servo-system 12 and sensor 13 are located at the top of parts measurement fixed platform 1, watch in servo-system 12
Dress system 12 and sensor 13 are all electrically connected control unit 14.
Referring to Fig. 3, it is provided with the through-hole of multiple array arrangements in parts measurement fixed platform 1, is arranged on the hole wall of through-hole
There is reflecting material；Or the cylinder of multiple array arrangements is provided in parts measurement fixed platform 1, it is provided on the outer wall of cylinder
Reflecting material.It is formed anti-in multiple points by the setting of above structure by the reflecting material in through-hole or on cylinder
Light is penetrated, forms multiple luminous points in the bottom for being measured product, sensor directly these luminous points of a tragedy is allowed to find acquisition
Point is preset without computer, so that point acquisition is more rapid, measurement efficiency is higher.
Thus, a kind of method measuring flatness and measuring device provided by the present embodiment, using servo-control system pair
Piece surface takes N number of point, is compared using the signal that the sensor for being mounted on servo-system captures with standard signal, passes through system
Data analyze and determine piece surface flatness, can detect plastic cement part deformation problem, reduce fraction defective, and due to using
Noncontacting proximity sensor has many advantages, such as that measurement is accurate, and the service life is long.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of method measuring flatness, which comprises the following steps:
Control unit control servo-system continuously moves along piece surface and obtains motion path, and described control unit is from described
N number of anchor point of piece surface is got in motion path；
Meanwhile the sensor in the servo-system successively acquires N number of positioning along the direction of motion of the motion path
N number of electric signal is sent to described control unit by N number of electric signal of point, the sensor, and described control unit is from institute
State the flatness data that N number of anchor point is obtained in N number of electric signal.
2. a kind of method measuring flatness according to claim 1, which is characterized in that described control unit successively will be described
The flatness data and flatness setting value of N number of anchor point compare processing.
3. a kind of method measuring flatness according to claim 2, which is characterized in that according to comparing result, if described
Flatness data does not meet the flatness setting value, then provides unqualified prompt, on the contrary then provide qualified prompt.
4. a kind of method measuring flatness according to claim 1, which is characterized in that the flatness data is the biography
Sensor acquisition from the sensor to the range data of the anchor point.
5. a kind of method measuring flatness according to claim 1 or 4, which is characterized in that the sensor is laser
Sensor.
6. a kind of flatness inspection devices, which is characterized in that including parts measurement fixed platform (1), the parts measurement is fixed
Platform (1) is installed on rack (11), is equipped with servo-system (12) at the top of the rack (11), the servo-system (12)
On be equipped with sensor (13), the servo-system (12) and the sensor (13) are located at the parts measurement fixed platform
(1) top, the servo-system (12) and the sensor (13) are all electrically connected control unit (14).
7. a kind of flatness inspection devices according to claim 6, which is characterized in that the parts measurement fixed platform
(1) it is provided with the through-hole of multiple array arrangements on, is provided with reflecting material on the hole wall of the through-hole.
8. a kind of flatness inspection devices according to claim 6, which is characterized in that the parts measurement fixed platform
(1) it is provided with the cylinder of multiple array arrangements on, is provided with reflecting material on the outer wall of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811237599.5A CN109341642A (en) | 2018-10-23 | 2018-10-23 | A kind of method measuring flatness and measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811237599.5A CN109341642A (en) | 2018-10-23 | 2018-10-23 | A kind of method measuring flatness and measuring device |
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| Publication Number | Publication Date |
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| CN109341642A true CN109341642A (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811237599.5A Pending CN109341642A (en) | 2018-10-23 | 2018-10-23 | A kind of method measuring flatness and measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710272A (en) * | 2019-10-24 | 2021-04-27 | 复盛应用科技股份有限公司 | Golf club head measuring method |
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| CN203657761U (en) * | 2013-12-27 | 2014-06-18 | 东莞誉铭新工业有限公司 | Flatness laser measuring instrument |
| CN104330024A (en) * | 2014-10-15 | 2015-02-04 | 济宁中科先进技术研究院有限公司 | Small mechanical part shape and position error detection device and detection method thereof |
| CN105783794A (en) * | 2016-03-22 | 2016-07-20 | 阳谷祥光铜业有限公司 | Plane detection method and device |
| JP2017044498A (en) * | 2015-08-24 | 2017-03-02 | 大日本印刷株式会社 | Frequency measuring method, frequency measuring device, and frequency measuring jig |
| CN206347976U (en) * | 2016-11-18 | 2017-07-21 | 大族激光科技产业集团股份有限公司 | A kind of non-contact surface flatness optical measuring apparatus |
| CN107436130A (en) * | 2016-05-27 | 2017-12-05 | 江苏精电气科技有限公司 | Power distribution cabinet flanging flat board detection method |
| CN107607064A (en) * | 2017-09-01 | 2018-01-19 | 华南理工大学 | LED fluorescent powder glue coating planeness detection system and method based on a cloud information |
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2018
- 2018-10-23 CN CN201811237599.5A patent/CN109341642A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115590A (en) * | 2013-01-25 | 2013-05-22 | 浪潮电子信息产业股份有限公司 | PCB (printed circuit board) smoothness detection method |
| CN203657761U (en) * | 2013-12-27 | 2014-06-18 | 东莞誉铭新工业有限公司 | Flatness laser measuring instrument |
| CN104330024A (en) * | 2014-10-15 | 2015-02-04 | 济宁中科先进技术研究院有限公司 | Small mechanical part shape and position error detection device and detection method thereof |
| JP2017044498A (en) * | 2015-08-24 | 2017-03-02 | 大日本印刷株式会社 | Frequency measuring method, frequency measuring device, and frequency measuring jig |
| CN105783794A (en) * | 2016-03-22 | 2016-07-20 | 阳谷祥光铜业有限公司 | Plane detection method and device |
| CN107436130A (en) * | 2016-05-27 | 2017-12-05 | 江苏精电气科技有限公司 | Power distribution cabinet flanging flat board detection method |
| CN206347976U (en) * | 2016-11-18 | 2017-07-21 | 大族激光科技产业集团股份有限公司 | A kind of non-contact surface flatness optical measuring apparatus |
| CN107607064A (en) * | 2017-09-01 | 2018-01-19 | 华南理工大学 | LED fluorescent powder glue coating planeness detection system and method based on a cloud information |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112710272A (en) * | 2019-10-24 | 2021-04-27 | 复盛应用科技股份有限公司 | Golf club head measuring method |
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Application publication date: 20190215 |
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