CN202420447U - Device for measuring plate planeness - Google Patents
Device for measuring plate planeness Download PDFInfo
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- CN202420447U CN202420447U CN 201120498179 CN201120498179U CN202420447U CN 202420447 U CN202420447 U CN 202420447U CN 201120498179 CN201120498179 CN 201120498179 CN 201120498179 U CN201120498179 U CN 201120498179U CN 202420447 U CN202420447 U CN 202420447U
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Abstract
The utility model relates to a device for measuring plate planeness. The device comprises a motion control device for controlling motions of X, Y and Z axes; a laser measuring device for measuring height between a plate and a laser head; a calculation software device for checking whether the plate planeness is in the proper range according to the computational formula; a display device for displaying motion state and outputting measured result of the planeness; and a three-axis motion device composed of the X, Y and Z axes, wherein the laser measuring device is mechanically and fixedly connected with the Z axis in the three-axis motion device; the calculation software device is electrically connected with the motion control device, the laser measuring device and the display and input device; the display and input device is electrically connected with the motion control device; and the motion control device is electrically connected with the three-axis motion device. The device can simply and quickly measure the plate planeness, has high accuracy, automatically outputs the measured result and is convenient to use.
Description
Technical field
The utility model relates to a kind of board plane degree measurement mechanism technical field, especially refers to a kind of plate face degree measurement mechanism that uses laser ranging.
Background technology
The measurement of planeness at present, main using played the table measurement, perhaps uses some instruments, and like flat interferometer, level meter, assessment method mainly contains three far point methods, diagonal method, least square method, Minimum Area method.Ubiquity complex operation, algorithm are comparatively complicated, and checkability is low, is not suitable for the detection of bulk article flatness.
Summary of the invention
For overcoming the above problems, the utility model provides a kind of board plane degree measurement mechanism that uses laser ranging.
The utility model technical scheme is: said board plane degree measurement mechanism comprises:
Motion control device is used to control X, Y, Z three-axis moving;
Laser measuring device for measuring is used to measure the height of plate apart from laser head;
Whether the software for calculation device is used for according to computing formula witness plate flatness in OK range;
Display device is used to show motion state, the result that the output plane degree is measured;
Three-axis moving device, said three-axis moving device are X axle, Y axle, Z axle composition, and three motion can be in spatial movement together;
Said laser measuring device for measuring is fixedly connected with three-axis moving device Z shaft mechanical; Said software for calculation device and motion control device, laser measuring device for measuring and display input device electrically connect; Said display input device and motion control device electrically connect, and said motion control device and three-axis moving device electrically connect.
Further said X axle, Y axle, Z axle all are by stepper motor or driven by servomotor, drive the horizontal left and right directions of laser measuring device for measuring, horizontal fore-and-aft direction, above-below direction respectively.
Further motion control device is multi-axis motion controller or multi-axis motion control card.
Further display device is a display screen.
The beneficial effect of the utility model is:
1) measures simply, be convenient to operation.
2) measure fast, accuracy is high, exports measurement result automatically, improves automatization level.
Description of drawings
Fig. 1 looks synoptic diagram for board plane degree measurement mechanism physical construction master.
Fig. 2 is a board plane degree measurement mechanism physical construction schematic top plan view.
Fig. 3 is a plate measuring workpieces synoptic diagram.
Fig. 4 is a board plane degree measurement mechanism principle schematic.
Embodiment
The utility model technical scheme is: said board plane degree measurement mechanism comprises:
Motion control device is used to control X, Y, Z three-axis moving;
Laser measuring device for measuring 1 is used to measure the height of plate apart from laser head;
Whether the software for calculation device is used for according to computing formula checking flatness in OK range;
Display device is used to show motion state, the result that the output plane degree is measured;
Three-axis moving device, said three-axis moving device are X axle, Y axle, Z axle composition, and three motion can be in spatial movement together;
Said laser measuring device for measuring is fixedly connected with three-axis moving device Z shaft mechanical; Said software for calculation device and motion control device, laser measuring device for measuring and display input device electrically connect; Said display device and motion control device electrically connect; Said motion control device and three-axis moving device electrically connect
Further said X axle, Y axle, Z axle all are by stepper motor or driven by servomotor, drive the horizontal left and right directions of laser measuring device for measuring, horizontal fore-and-aft direction, above-below direction respectively.
Further motion control device is motion controller or motion control card.
Further display device is a display screen.
Job step like the said board plane degree of Fig. 4 measurement mechanism is:
The motion control device sending controling instruction drives the laser measuring device for measuring motion to three-axis moving device control X, Y, three of Z;
Laser measuring device for measuring is measured the height of pcb board apart from laser head as requested, and feeds back to the software for calculation device;
The software for calculation device compares and measures result and result of calculation and calculates the checking flatness whether in OK range, and will whether suitable information feedback to display device;
Display device shows the result that the output plane degree is measured;
Further described display device and motion control device electrically connect, and motion control device is given display device, instant playback motion state with the three-axis moving information feedback.
Board plane degree measuring principle: come check point whether on straight line with the straight-line equation in the XZ plane or the YZ plane, in using a plane simultaneously, during several lines, just can judge flatness.
Embodiment:
Like the flatness of Fig. 1, surveying work platform 3 top panels 2 shown in Figure 2 conformance with standard whether, wherein like selected 8 the reference point A of Fig. 3, B, C, D, E, F, G, H, 2 measured point I, J.
Measure the J point with reference point A, B, move laser head to reference point A, measuring height, obtain coordinate x axle, z axial coordinate 1 (x0, z0); Move laser head to reference point B, measuring height, obtain coordinate x axle, z axial coordinate 2 (x1, z1).
Known straight-line equation Y=Ya+ ((Yb-Ya)/(Xb-Xa)) * (X-Xa), wherein
(Xa Ya) represents the coordinate of first point;
(Xb Yb) represents the coordinate of second point;
(X Y) represents the coordinate of the 3rd point;
Can know that the coordinate of known two points and a coordinate figure that is in the 3rd point on this straight line can calculate another coordinate figure of the 3rd point through straight line formula.
Motion control device control is moved laser head to the J point; Laser measuring device for measuring measuring height (height) and x axial coordinate x2; With x2 substitution straight-line equation; The software for calculation device calculates the Z axial coordinate z2 that J is ordered according to measurement result, and to calculate z2-height be error range, and relatively within the range of permission whether this error.
Measure below same the continuation:
Reference point C and D check measured point I.
Reference point E and F check measured point I.
Reference point G and H check measured point J.
If 4 times all qualified, just verify flatness within OK range, output OK signal, otherwise output NG signal.
Although with reference to accompanying drawing; A kind of board plane degree measurement mechanism of the present invention is illustrated; But above-mentioned disclosed content only is in order better to understand invention; Rather than limit the scope of claim by any way, so all according to the described structure of patent claim of the present invention, characteristic and principle do etc. change or modify, include in protection scope of the present invention.
Claims (4)
1. a board plane degree measurement mechanism is characterized in that, said board plane degree measurement mechanism comprises:
Motion control device is used to control X, Y, Z three-axis moving;
Laser measuring device for measuring is used to measure the height of plate apart from laser head;
Whether the software for calculation device is used for according to computing formula witness plate flatness in OK range;
Display device is used to show motion state, the result that the output plane degree is measured;
Three-axis moving device, said three-axis moving device are X axle, Y axle, Z axle composition, and three motion can be in spatial movement together;
Said laser measuring device for measuring is fixedly connected with three-axis moving device Z shaft mechanical; Said software for calculation device and motion control device, laser measuring device for measuring and display input device electrically connect; Said display input device and motion control device electrically connect, and said motion control device and three-axis moving device electrically connect.
2. board plane degree measurement mechanism according to claim 1 is characterized in that said X axle, Y axle, Z axle all are by stepper motor or driven by servomotor, drives the horizontal left and right directions of laser measuring device for measuring, horizontal fore-and-aft direction, above-below direction respectively.
3. board plane degree measurement mechanism according to claim 1 is characterized in that motion control device is multi-axis motion controller or multi-axis motion control card.
4. board plane degree measurement mechanism according to claim 1 is characterized in that said display device is a display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120498179 CN202420447U (en) | 2011-11-25 | 2011-11-25 | Device for measuring plate planeness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120498179 CN202420447U (en) | 2011-11-25 | 2011-11-25 | Device for measuring plate planeness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202420447U true CN202420447U (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120498179 Expired - Fee Related CN202420447U (en) | 2011-11-25 | 2011-11-25 | Device for measuring plate planeness |
Country Status (1)
| Country | Link |
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| CN (1) | CN202420447U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148825A (en) * | 2013-01-21 | 2013-06-12 | 山东交通学院 | Curved surface measuring device |
| CN103453858A (en) * | 2013-09-02 | 2013-12-18 | 深圳市大族激光科技股份有限公司 | Planeness detection and correction all-in-one machine and detection and correction method |
| CN103837103A (en) * | 2014-03-27 | 2014-06-04 | 重庆长安汽车股份有限公司 | Detecting device and method for planeness of air inlet flange of exhaust manifold |
| CN103983218A (en) * | 2014-03-26 | 2014-08-13 | 东莞市天勤仪器有限公司 | Multi-laser flatness measuring instrument |
| CN105277145A (en) * | 2015-01-21 | 2016-01-27 | 上海迪谱工业检测技术有限公司 | Method for removing hardware error and self-adapting flatness detection of different object |
| CN106705898A (en) * | 2017-01-24 | 2017-05-24 | 浙江四点灵机器人股份有限公司 | Method for measuring planeness through lattice structure light |
| CN109556525A (en) * | 2018-11-14 | 2019-04-02 | 苏州诚拓机械设备有限公司 | A kind of difference formula cotton rope detection method |
| WO2020103262A1 (en) * | 2018-11-22 | 2020-05-28 | 武汉华星光电技术有限公司 | Device and method for measuring surface flatness |
| CN113042577A (en) * | 2021-06-01 | 2021-06-29 | 中国科学院宁波材料技术与工程研究所 | Workpiece shape correcting method and workpiece shape correcting device |
| CN113295077A (en) * | 2017-03-26 | 2021-08-24 | 株式会社阿迪泰克工程 | Flatness measuring method |
-
2011
- 2011-11-25 CN CN 201120498179 patent/CN202420447U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148825A (en) * | 2013-01-21 | 2013-06-12 | 山东交通学院 | Curved surface measuring device |
| CN103453858A (en) * | 2013-09-02 | 2013-12-18 | 深圳市大族激光科技股份有限公司 | Planeness detection and correction all-in-one machine and detection and correction method |
| CN103453858B (en) * | 2013-09-02 | 2016-04-13 | 大族激光科技产业集团股份有限公司 | Flatness detects to be revised all-in-one and detects modification method |
| CN103983218A (en) * | 2014-03-26 | 2014-08-13 | 东莞市天勤仪器有限公司 | Multi-laser flatness measuring instrument |
| CN103837103A (en) * | 2014-03-27 | 2014-06-04 | 重庆长安汽车股份有限公司 | Detecting device and method for planeness of air inlet flange of exhaust manifold |
| CN105277145A (en) * | 2015-01-21 | 2016-01-27 | 上海迪谱工业检测技术有限公司 | Method for removing hardware error and self-adapting flatness detection of different object |
| CN106705898A (en) * | 2017-01-24 | 2017-05-24 | 浙江四点灵机器人股份有限公司 | Method for measuring planeness through lattice structure light |
| CN113295077A (en) * | 2017-03-26 | 2021-08-24 | 株式会社阿迪泰克工程 | Flatness measuring method |
| CN113295077B (en) * | 2017-03-26 | 2023-09-12 | 株式会社阿迪泰克工程 | Flatness measuring method |
| CN109556525A (en) * | 2018-11-14 | 2019-04-02 | 苏州诚拓机械设备有限公司 | A kind of difference formula cotton rope detection method |
| WO2020103262A1 (en) * | 2018-11-22 | 2020-05-28 | 武汉华星光电技术有限公司 | Device and method for measuring surface flatness |
| CN113042577A (en) * | 2021-06-01 | 2021-06-29 | 中国科学院宁波材料技术与工程研究所 | Workpiece shape correcting method and workpiece shape correcting device |
| CN113042577B (en) * | 2021-06-01 | 2021-08-06 | 中国科学院宁波材料技术与工程研究所 | Workpiece shape correcting method and workpiece shape correcting device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20181125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |