CN113358041B - Comprehensive detection device for neodymium iron boron block - Google Patents
Comprehensive detection device for neodymium iron boron block Download PDFInfo
- Publication number
- CN113358041B CN113358041B CN202110704998.3A CN202110704998A CN113358041B CN 113358041 B CN113358041 B CN 113358041B CN 202110704998 A CN202110704998 A CN 202110704998A CN 113358041 B CN113358041 B CN 113358041B
- Authority
- CN
- China
- Prior art keywords
- iron boron
- neodymium iron
- laser displacement
- displacement sensor
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 71
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000001514 detection method Methods 0.000 title claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims abstract description 81
- 238000002955 isolation Methods 0.000 claims abstract description 29
- 230000008859 change Effects 0.000 claims abstract description 9
- 230000035699 permeability Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000013480 data collection Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0608—Height gauges
-
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
-
- 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
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/1223—Measuring permeability, i.e. permeameters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a comprehensive detection device for a neodymium iron boron block body, which comprises a vibration isolation platform, wherein a reference block is fixed on the vibration isolation platform, a pin shaft for clamping the neodymium iron boron block body and a power assembly are fixed on the top surface of the reference block, and a point laser displacement sensor A, a point laser displacement sensor B, a point laser displacement sensor C, a line laser displacement sensor, an eddy current sensor A and an eddy current sensor B are also arranged on the vibration isolation platform. According to the invention, two height values of the neodymium iron boron block are measured through the point laser displacement sensor A and the point laser displacement sensor B, the perpendicularity of the neodymium iron boron block can be measured through the line laser displacement sensor, the thickness of the center position of the neodymium iron boron block can be measured through the line laser displacement sensor and the point laser displacement sensor C, and the change of the magnetic conductivity of the neodymium iron boron block can be judged through the measured values of the eddy current sensor A and the eddy current sensor B, so that single-station multi-index parallel measurement of the neodymium iron boron block is realized, and data can be automatically collected.
Description
Technical Field
The invention relates to the field of detection equipment, in particular to a comprehensive detection device for neodymium iron boron blocks.
Background
The detection of the geometric and orientation indexes of the neodymium-iron-boron block still depends on the judgment of qualification or not by manually using a special measuring tool, the serial measurement mode is time-consuming and labor-consuming, and is inconvenient to collect data, and further, the detailed geometric characteristics and the process capability of the product cannot be obtained through the visualization and analysis of the data, so that the improvement and optimization of the existing production process are not facilitated.
The manual detection in the prior art exists: time and effort are wasted and data collection is inconvenient.
Disclosure of Invention
The invention aims to solve the technical problems that: the utility model provides a comprehensive detection device that neodymium iron boron block was used solves the manual detection existence in the technique: time and effort are wasted and data collection is inconvenient.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a comprehensive detection device that neodymium iron boron block was used, includes vibration isolation platform, fixed mounting has the benchmark piece that is used for supporting the neodymium iron boron block that waits to detect on the vibration isolation platform, is perpendicular benchmark piece top surface fixed mounting has the round pin axle that two intervals set up, still installs power component on the vibration isolation platform, power component's stretching out end motion promotes the neodymium iron boron block that waits to detect of placing on the vibration isolation platform and presses and hugs closely to establish at two round pins, point laser displacement sensor A and point laser displacement sensor B that the neodymium iron boron block mounted position just above hanging the interval set up, point laser displacement sensor A and point laser displacement sensor B cooperate the height that detects the different positions of neodymium iron boron block, can judge whether the altitude variation is even through the altitude value in different positions, and the center position that neodymium iron boron block mounted position is close to round pin axle one side is provided with point laser displacement sensor C, keeps away from round pin axle one side and is provided with wire laser displacement sensor, through point laser displacement sensor C and wire laser displacement sensor cooperation detection neodymium iron boron block's center thickness and straightness, eddy current sensor A and eddy current sensor orientation sensor that correspond on two different sides that the neodymium iron boron block mounted position corresponds still are different, eddy current sensor and eddy current sensor orientation sensor and eddy current sensor orientation that can be satisfied with the industry and the change can be satisfied, the eddy current sensor orientation is satisfied and the current sensor is measured and the electric permeability is different to the value is satisfied and the current sensor is measured and the electric permeability is measured.
The power assembly is supported and fixed on the vibration isolation platform through a power assembly mounting plate, and a push plate is fixed on the extending end of the power assembly.
The power assembly adopts any one of a hydraulic cylinder, an air cylinder or an electric push rod.
The point laser displacement sensor A and the point laser displacement sensor B are fixedly arranged on a point laser displacement sensor mounting plate, and the point laser displacement sensor mounting plate is supported on the vibration isolation platform through two stand columns A and B which are arranged at intervals.
The reference block on dig and be equipped with the U-shaped recess, some laser displacement sensor C install on vibration isolation platform after penetrating through the U-shaped recess, some laser displacement sensor C also can direct mount on vibration isolation platform, some laser displacement sensor C is far away from the neodymium iron boron block that waits to detect like this, some laser displacement sensor C is disturbed by other parts easily when detecting.
The linear laser displacement sensor is supported on the vibration isolation platform through a linear laser displacement sensor mounting plate.
The eddy current sensor A penetrates through the pin shaft A and is attached to the neodymium iron boron block to be detected.
The eddy current sensor B penetrates through the reference block and is attached to the neodymium iron boron block to be detected.
And a joint plane is processed at the joint position of the pin shaft and the neodymium iron boron block body.
The beneficial effects of the invention are as follows: according to the invention, two height values of the neodymium iron boron block can be respectively measured through the point laser displacement sensor A and the point laser displacement sensor B, the perpendicularity of the neodymium iron boron block can be measured through the line laser displacement sensor, the thickness of the center position of the neodymium iron boron block can be measured through the line laser displacement sensor and the point laser displacement sensor C, the change of the magnetic conductivity of the neodymium iron boron block can be judged through the measured values of the eddy current sensor A and the eddy current sensor B, namely the orientation of the neodymium iron boron block commonly called by the industry, and the single-station multi-index parallel measurement of the neodymium iron boron block is realized by adopting the laser displacement sensor and the eddy current sensor as measuring heads, and the data can be automatically collected.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the rear view of fig. 1 according to the present invention.
Fig. 3 is a schematic view of a partial structure of the present invention.
The graphic indicia: 1. neodymium iron boron block, 2, cylinder push pedal, 3, point laser displacement sensor A,4, point laser displacement sensor mounting panel, 5, stand A,6, point laser displacement sensor B,7, line laser displacement sensor, 8, line laser displacement sensor mounting panel, 9, vibration isolation platform, 10, cylinder mount pad, 11, stand B,12, cylinder, 13, round pin axle A,14, reference block, 15, electric vortex sensor A,16, point laser displacement sensor C,17, round pin axle B,18, electric vortex sensor B.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The utility model provides a comprehensive detection device that neodymium iron boron block was used, includes vibration isolation platform 9, fixed mounting has the benchmark piece 14 that is used for supporting the neodymium iron boron block 1 that waits to detect on the vibration isolation platform 9, is perpendicular benchmark piece 14 top surface fixed mounting has round pin axle A13 and round pin axle B17 that the interval set up, still install cylinder mount pad 10 on the vibration isolation platform 9, fixed mounting has cylinder 12 on the cylinder mount pad 10, install cylinder push pedal 2 on the extension end of cylinder 12, cylinder push pedal 2 motion promotes the neodymium iron boron block 1 pressure of waiting to detect of placing on vibration isolation platform 9 and hugs closely and establish on round pin axle A13 and round pin axle B17, all process the laminating plane on round pin axle A13 and the round pin axle B17 with neodymium iron boron block laminating position and in order to guarantee to laminate closely avoid rocking, point laser displacement sensor A3 and point laser displacement sensor B6 that point laser displacement sensor A6 and point laser displacement sensor B6 that the interval set up hang directly over the installation position of neodymium iron boron block 1 hang, point laser displacement sensor A3 and point laser displacement sensor B6 fixed mounting panel 4 supports on vibration isolation platform 9 through stand A5 and stand 11 that two intervals set up.
The point laser displacement sensor A3 and the point laser displacement sensor B6 are matched to detect the heights of different positions of the neodymium iron boron block, and whether the height change is uniform can be judged through the height values of the different positions.
A point laser displacement sensor C16 is arranged at the center position of the installation position of the neodymium iron boron block body 1, which is close to one side of the pin shaft A13, a U-shaped groove is dug on the reference block 14, the point laser displacement sensor C16 penetrates through the U-shaped groove and is then installed on the vibration isolation platform 9, a linear laser displacement sensor 7 is arranged at one side, which is far away from the pin shaft A13, the linear laser displacement sensor 7 is supported on the vibration isolation platform 9 through a linear laser displacement sensor mounting plate 8, the center thickness and the verticality of the neodymium iron boron block body are detected through the cooperation of the point laser displacement sensor C16 and the linear laser displacement sensor 7, the eddy current sensor A15 and the eddy current sensor B18 are further installed on two different surfaces corresponding to the installation position of the neodymium iron boron block body respectively, the eddy current sensor A15 penetrates through the pin shaft A13 to be attached to the neodymium iron boron block body 1 to be detected, the eddy current sensor B18 penetrates through the reference block to be attached to the neodymium iron boron block body 1 to be detected, the magnetic permeability of the neodymium iron boron block body is detected through the cooperation of the eddy current sensor A15 and the eddy current sensor B18, whether the magnetic permeability difference value meets the requirement can be judged through detecting the magnetic permeability at different positions, the industry generally refers to the magnetic permeability change as orientation, and the orientation value change cannot exceed a set value.
Principle of measurement
First, a known size is respectively a heightHThickness of (thickness of)TVerticality of the steel plateVThe calibration block with correct orientation is placed on the reference block, the cylinder drives the cylinder pushing plate to compress the calibration block on the pin A and the pin B, and then the value of the point laser displacement sensor A is recordedH A Value of point laser displacement sensor BH B Value of point laser displacement sensor CT C Value of intermediate setting area of linear laser displacement sensorT M Value of upper set area of linear laser displacement sensorT U Value of lower set area of linear laser displacement sensorT D Value of eddy current sensor aE A And the value of the eddy current sensor BE B 。
Then the neodymium iron boron block to be detected is placed on the reference block through the manipulator of the previous procedure, the cylinder drives the cylinder pushing plate to compress the neodymium iron boron block on the pin shaft A and the pin shaft B, and the value of the point laser displacement sensor A is recorded at the momenth A . Value of point laser displacement sensor Bh B Value of point laser displacement sensor Ct C Value of intermediate setting area of linear laser displacement sensort M Value of upper set area of linear laser displacement sensort U Value of lower set area of linear laser displacement sensort D Value of eddy current sensor ae A And the value of the eddy current sensor Be B 。
Finally pass through typeH+H A -h A Calculating a height of the NdFeB block body, and passing throughH+H B -h B Calculating the other height of the NdFeB block; through typeT+T C +T M -t C -t M Calculating the thickness of the central position of the NdFeB block; through typeV+T U - T D -t U +t D Calculating the perpendicularity of the NdFeB block; through typeE A -E B -e A +e B And judging the change of the magnetic conductivity of the NdFeB block, namely the orientation of the NdFeB block.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a comprehensive testing device that neodymium iron boron block was used, includes vibration isolation platform, and fixed mounting has the benchmark piece that is used for supporting the neodymium iron boron block that waits to detect on the vibration isolation platform, its characterized in that: the vibration isolation platform is characterized in that two pin shafts which are arranged at intervals are fixedly arranged on the top surface of the reference block, a power component is further arranged on the vibration isolation platform, the stretching end of the power component moves to push a neodymium iron boron block to be detected which is placed on the vibration isolation platform to be pressed against the two pin shafts, a point laser displacement sensor A and a point laser displacement sensor B which are arranged at intervals are hung right above the installation position of the neodymium iron boron block, the point laser displacement sensor A and the point laser displacement sensor B are matched to detect the heights of different positions of the neodymium iron boron block, a point laser displacement sensor C is arranged at the central position of the installation position of the neodymium iron boron block, a linear laser displacement sensor is arranged at one side far away from the pin shaft, the central thickness and the verticality of the neodymium iron boron block are detected through the cooperation of the point laser displacement sensor C and the linear laser displacement sensor, an electric vortex sensor A and an electric vortex sensor B are also respectively arranged on two different surfaces corresponding to the installation position of the neodymium iron boron block, the electric vortex sensor A and the electric vortex sensor B are matched to detect the magnetic permeability of the neodymium iron boron block, and the calculated magnetic permeability difference value is calculated to obtain the orientation change value which exceeds the orientation change value of the different position magnetic permeability.
2. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: the power assembly is supported and fixed on the vibration isolation platform through a power assembly mounting plate, and a push plate is fixed on the extending end of the power assembly.
3. The comprehensive detection device for neodymium iron boron blocks according to claim 1 or 2, wherein: the power assembly adopts any one of a hydraulic cylinder, an air cylinder or an electric push rod.
4. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: the point laser displacement sensor A and the point laser displacement sensor B are fixedly arranged on a point laser displacement sensor mounting plate, and the point laser displacement sensor mounting plate is supported on the vibration isolation platform through two stand columns A and B which are arranged at intervals.
5. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: the reference block is provided with a U-shaped groove in a digging mode, and the point laser displacement sensor C penetrates through the U-shaped groove and then is arranged on the vibration isolation platform.
6. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: the linear laser displacement sensor is supported on the vibration isolation platform through a linear laser displacement sensor mounting plate.
7. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: the eddy current sensor A penetrates through one of the pin shafts and then is attached to a neodymium iron boron block to be detected.
8. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: the eddy current sensor B penetrates through the reference block and is attached to the neodymium iron boron block to be detected.
9. The comprehensive testing device for neodymium iron boron blocks according to claim 1, wherein: and a joint plane is processed at the joint position of the pin shaft and the neodymium iron boron block body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110704998.3A CN113358041B (en) | 2021-06-24 | 2021-06-24 | Comprehensive detection device for neodymium iron boron block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110704998.3A CN113358041B (en) | 2021-06-24 | 2021-06-24 | Comprehensive detection device for neodymium iron boron block |
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| Publication Number | Publication Date |
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| CN113358041A CN113358041A (en) | 2021-09-07 |
| CN113358041B true CN113358041B (en) | 2024-03-01 |
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| CN202110704998.3A Active CN113358041B (en) | 2021-06-24 | 2021-06-24 | Comprehensive detection device for neodymium iron boron block |
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| CN213120438U (en) * | 2020-09-29 | 2021-05-04 | 电子科技大学 | Intelligent monitoring system for appearance inspection of sintered neodymium iron boron melt-spun piece |
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| CN111575598B (en) * | 2019-02-19 | 2021-11-05 | 有研稀土新材料股份有限公司 | Yttrium-added rare earth permanent magnet material and preparation method thereof |
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| CN204523607U (en) * | 2015-01-14 | 2015-08-05 | 杭州智感科技有限公司 | A kind of neodymium iron boron checkout equipment |
| CN204788306U (en) * | 2015-04-30 | 2015-11-18 | 慈溪市共力磁业有限公司 | Neodymium iron boron finished product testing machine |
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| CN107727014A (en) * | 2017-11-01 | 2018-02-23 | 中国三冶集团有限公司 | A kind of degree of plainness for wall surface, perpendicularity deviation detection means and method |
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| CN113358041A (en) | 2021-09-07 |
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