CN109061530A - Magnet permanent magnetization detection device and its measurement control method - Google Patents
Magnet permanent magnetization detection device and its measurement control method Download PDFInfo
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- CN109061530A CN109061530A CN201810611822.1A CN201810611822A CN109061530A CN 109061530 A CN109061530 A CN 109061530A CN 201810611822 A CN201810611822 A CN 201810611822A CN 109061530 A CN109061530 A CN 109061530A
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- 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
- G01R33/1215—Measuring magnetisation; Particular magnetometers therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
The invention discloses magnet permanent magnetization detection device and its measurement control methods.Belong to the magnetism intensity detection technique field of magnet, the magnetic field which is tested magnet is small to the interference of magnetic force detection device, and measuring speed is fast, is easy to measure.Including microcontroller, memory, data processing module and horizontal platform, vertical pipe is equipped in the surface of horizontal platform, left hood and right hood are sealedly connected on the left side wall outer surface of vertical pipe and respectively on right side wall outer surface, the left side cinclides and right side cinclides of mutually horizontal face arrangement are respectively equipped on the left side wall of vertical pipe and on right side wall, it is equipped with light-transmitting means in left hood, optical receiver is equipped in right hood;It is respectively equipped with upper black-out cloth and lower black-out cloth in the upper lower nozzle of vertical pipe, is movably equipped with reference magnet in the vertical pipe between upper black-out cloth and lower black-out cloth;Memory, data processing module, light-transmitting means and optical receiver are connect with microcontroller respectively.
Description
Technical field
The present invention relates to the magnetism intensity detection technique fields of magnet, and in particular to magnet permanent magnetization detection device and its
Measure control method.
Background technique
The device of existing measurement magnet magnetism intensity typically uses magnetic survey instrument to measure, but existing magnetic survey instrument
Inside is equipped with more electronic component, these electronic components will receive the magnetic interference of tested magnet in use, lead
Cause measurement inaccurate;Due to the necessary live line measurement of magnetic survey instrument, if the magnetic field strength of tested magnet even also may be used when larger
The electronic component in magnetic determining device device can be damaged.
Summary of the invention
The present invention is to provide a kind of magnetic field of tested magnet to magnetic to solve existing magnetic survey instrument above shortcomings
The interference of power detection device is small, and measuring speed is fast, is easy to measure, and structure is simple, the magnet permanent magnetization detection device of high reliablity
And its measurement control method.
The above technical problem is solved through the following technical scheme:
Magnet permanent magnetization detection device, including microcontroller, memory, data processing module and horizontal platform, in level
The surface of platform is equipped with vertical pipe, and the tube core line of vertical pipe is perpendicular to the upper surface of horizontal platform;In the left side wall of vertical pipe
Be sealedly connected on outer surface and respectively left hood and right hood on right side wall outer surface, on the left side wall of vertical pipe and
The left side cinclides and right side cinclides of mutually horizontal face arrangement, and left side cinclides and right side cinclides point are respectively equipped on right side wall
It is not enclosed by the cover mouth of the cover mouth of left hood and right hood;It is directional light that the horizontal light projected is equipped in left hood
Light-transmitting means is equipped with optical receiver in right hood;Upper black-out cloth is respectively equipped with under in the upper lower nozzle of vertical pipe
Black-out cloth is movably equipped with reference magnet in the vertical pipe between upper black-out cloth and lower black-out cloth;Memory, data processing mould
Block, light-transmitting means and optical receiver are connect with microcontroller respectively.
Memory, data processing module, light-transmitting means and optical receiver work under the control of the micro-controller.
A kind of measurement control method suitable for magnet permanent magnetization detection device, measurement control method are as follows:
By tested magnet fixed placement on the horizontal platform below vertical pipe, and allow the phase of reference magnet and tested magnet
It is arranged with magnetic pole face;The reference magnet magnetic repellence upward by tested magnet can be suspended in vertical pipe;Reference magnet exists
The height to suspend in vertical pipe is related with the repulsion magnetic force size upward by tested magnet;Reference magnet suspends in vertical pipe
It is more high, illustrate that the reference magnet repulsion magnetic force upward by tested magnet is bigger, reference magnet suspend in vertical pipe more
It is low, illustrate that the reference magnet repulsion magnetic force upward by tested magnet is smaller;
Under conditions of the light that light-transmitting means is issued is invariable, hoverheight of the reference magnet in vertical pipe can
The size for the intensity of illumination not received by the light that reference magnet is blocked by optical receiver after being issued by light-transmitting means
To obtain;
Therefore, the magnetism intensity of tested magnet can be measured according to the size for the intensity of illumination that optical receiver receives,
The magnetism intensity intensity of illumination that then optical receiver receives greatly of tested magnet is just big, is tested the small then light of magnetism intensity of magnet
The intensity of illumination that receiving mechanism receives is with regard to small;
Several illumination intensity values are stored in memory in advance, and are stored and each intensity of illumination in memory simultaneously
It is worth one-to-one magnetism intensity value;
When measuring the magnetism intensity of tested magnet, it need to only detect that illumination intensity value of the tested magnet in measurement can
Obtain the magnetism intensity value of the tested magnet.
This programme is when measuring the magnetism intensity of tested magnet, since optical signal is not easily susceptible to the interference in magnetic field, to make
The magnetic field that magnet must be tested is small to the interference of magnetic force detection device, and measuring speed is fast, is easy to measure, and structure is simple, high reliablity.
Preferably, being equipped with bracket on horizontal platform, the No.1 cylinder that telescopic rod stretches vertically is equipped on bracket, vertically
Pipe is fixedly connected on the telescopic rod of No.1 cylinder by a connecting rod;Measured object height measurer is additionally provided on bracket
Structure;The control terminal of measured object height measuring mechanism and the control terminal of No.1 cylinder are connect with microcontroller respectively.
Measured object height measuring mechanism is tested the height of magnet convenient for detecting, to control vertical pipe by No.1 cylinder
Height of the lower nozzle from tested magnet upper surface.Because height size of the vertical pipe lower nozzle from tested magnet upper surface will affect
The size of reference magnet repulsion magnetic force upward by tested magnet in vertical pipe.In measurement, it is proposed that keep under vertical pipe
Height of the nozzle from tested magnet upper surface is a steady state value.
Preferably, measured object height measuring mechanism include shaft horizontally rotate No.1 motor, horizontally rotate bar, be vertical
Rotating bar draws plate, No.1 spring, tension sensor and fixed frame;No.1 motor is fixed on bracket, horizontally rotates the left end of bar
It is fixedly connected in the shaft of No.1 motor, fixed frame, which is fixed on, to horizontally rotate on bar, and tension sensor is fixed on fixed frame;
Vertical rotating bar is rotatably connected on the right end for horizontally rotating bar, draws the lower end that plate is connected to vertical rotating bar;No.1 spring it is upper
End is fixed on the upper end of vertical rotating bar, and the lower end of No.1 spring is fixed on the drag hook of tension sensor;The control of No.1 motor
End processed and tension sensor are connect with microcontroller respectively.
The tested magnet the high, and the pulling force that tension sensor detects is smaller, is tested the more short then tension sensor detection of magnet
The pulling force arrived is bigger.The value of thrust of several tension sensors is stored in memory in advance, and is stored in memory simultaneously
It is tested the height value of magnet correspondingly with each value of thrust;In this way in measurement, the drawing that is detected according to tension sensor
Power size can be obtained the height of tested magnet.After the rotation of No.1 motor, the shaft drive of No.1 motor horizontally rotates bar level
Rotation, horizontally rotates bar and horizontally rotates vertical rotating bar is driven to be moved along horizontal direction also and then horizontally rotating bar, when drawing
When sliding on the upper surface of tested magnet, vertical rotating bar will rotate plate vertically, the result that vertical rotating bar rotates vertically
Will change the pulling force on No.1 spring afterwards, tension sensor detect value of thrust is uploaded to after the pulling force on No.1 spring it is micro-
Controller, the height value that microcontroller can recall tested magnet corresponding with value of thrust from memory are supplied to user.This
The measured object height measuring mechanism of kind structure can be suitble to measure the height of various height and tested magnet of various shapes, tie
Structure is simple, and practicability is good.
Preferably, being additionally provided with the clamping device that control terminal is connect with microcontroller on horizontal platform.
Clamping device can clamp the tested magnet being placed on horizontal platform, and tested magnet is not allowed to be less prone to shifting in measurement
It is dynamic, so that measurement is more accurate and reliable.
Preferably, clamping device includes four horizontal air cylinders, this four horizontal air cylinders are uniformly arranged on horizontal platform
Circle detection area edge, the control terminal of each horizontal air cylinder are connect with microcontroller respectively.
The telescopic rod cooperation of four horizontal air cylinders is lower can be vertical by being placed on for the tested magnet face being placed on horizontal platform
The underface of pipe, so that measurement is more accurate and reliable.
The present invention can reach following effect:
The present invention is when measuring the magnetism intensity of tested magnet, since optical signal is not easily susceptible to the interference in magnetic field, to make
The magnetic field that magnet must be tested is small to the interference of magnetic force detection device, and measuring speed is fast, is easy to measure, and structure is simple, high reliablity.
Detailed description of the invention
Fig. 1 is a kind of use state attachment structure schematic diagram of the embodiment of the present invention.
Fig. 2 is a kind of local attachment structure schematic diagram at light-transmitting means of the embodiment of the present invention and optical receiver.
Fig. 3 is a kind of attachment structure schematic diagram at measured object of embodiment of the present invention height measuring mechanism.
Fig. 4 is that the tested magnet of the embodiment of the present invention is placed on a kind of use state attachment structure schematic diagram on horizontal platform.
Fig. 5 is a kind of circuit theory connection structure schematic block diagram of the embodiment of the present invention.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
Embodiment, magnet permanent magnetization detection device, referring to shown in Fig. 1-Fig. 5, including microcontroller 30, memory 31,
Data processing module 32 and horizontal platform 23 are equipped with vertical pipe 13 in the surface of horizontal platform, and the tube core line of vertical pipe is vertical
In the upper surface of horizontal platform;Left shading is sealedly connected on the left side wall outer surface of vertical pipe and respectively on right side wall outer surface
Cover 7 and right hood 16 are respectively equipped with the left side wall of mutually horizontal face arrangement on the left side wall of vertical pipe and on right side wall
Hole 24 and right side cinclides 25, and left side cinclides and right side cinclides are respectively by the cover mouth institute of the cover mouth of left hood and right hood
It encloses;It is equipped with the light-transmitting means 6 that the horizontal light projected is directional light in left hood, photoreceiver is equipped in right hood
Structure 17;Be respectively equipped with upper black-out cloth 12 and lower black-out cloth 26 in the upper lower nozzle of vertical pipe, upper black-out cloth and lower black-out cloth it
Between vertical pipe in be movably equipped with reference magnet 14;Memory, data processing module, light-transmitting means and optical receiver difference
It is connect with microcontroller.
Memory, data processing module, light-transmitting means and optical receiver work under the control of the micro-controller.
It is equipped with bracket 8 on horizontal platform, the No.1 cylinder 9 that telescopic rod 10 stretches vertically is equipped on bracket, vertical pipe is logical
A connecting rod 11 is crossed to be fixedly connected on the telescopic rod of No.1 cylinder;Measured object height measuring mechanism 1 is additionally provided on bracket;
The control terminal of measured object height measuring mechanism and the control terminal of No.1 cylinder are connect with microcontroller respectively.Measured object elevation carrection
Mechanism include shaft 3 horizontally rotate No.1 motor 2, horizontally rotate bar 5, vertical rotating bar 18, draw plate 19, No.1 spring 28,
Tension sensor 27 and fixed frame 4;No.1 motor is fixed on bracket, and the left end for horizontally rotating bar is fixedly connected on No.1 motor
Shaft on, fixed frame, which is fixed on, to horizontally rotate on bar, and tension sensor is fixed on fixed frame;Vertical rotating bar rotation connection
In the right end for horizontally rotating bar, the lower end that plate is connected to vertical rotating bar is drawn;The upper end of No.1 spring is fixed on vertical rotating bar
Upper end, the lower end of No.1 spring is fixed on the drag hook of tension sensor;The control terminal and tension sensor of No.1 motor point
It is not connect with microcontroller.
The clamping device 29 that control terminal is connect with microcontroller is additionally provided on horizontal platform.Clamping device includes four levels
Cylinder 20, this four horizontal air cylinders are uniformly arranged the circle detection area edge on horizontal platform, the control terminal of each horizontal air cylinder
It is connect respectively with microcontroller.
Light-transmitting means 6 includes being separately positioned on reflector 33, the light source being sequentially arranged in left hood and from left to right
34, convex lens 1, convex lens 2 36 and convex lens 3 37;Optical receiver 17 include be separately positioned in right hood and from
The convex lens 4 38 and intensity of illumination tester 39 being sequentially arranged from left to right;The control terminal and intensity of illumination tester of light source are distinguished
It is connect with microcontroller.
41, No. two pipes 43 of No.1 pipe are further respectively had in left hood, outer edge is sealedly connected on left hood inner wall
On No.1 darkening ring 40 and outer edge be sealedly connected on No. two darkening rings 42 on left hood inner wall;The right output port of No.1 pipe
It is connected on the left side of No. two darkening rings;The right output port of No. two pipes is connected in the external port of left side cinclides 24;
Convex lens one is fixed in No.1 darkening ring, and convex lens two is fixed in No. two darkening rings, and convex lens three is fixed on
In No. two pipes;The diameter of convex lens one is greater than the diameter of convex lens two;The diameter of convex lens two is greater than the diameter of convex lens three;It is convex
The diameter of lens three is equal to the diameter of convex lens four;Light source is at the left focus of convex lens one.The center of light source, convex lens one
Center, the center of convex lens two, the center of convex lens three, the center of convex lens four and intensity of illumination tester detection faces center
It all falls on same straight line.In use, the light that light source issues successively passes through convex lens 1, convex lens 2 36, convex lens three
It is detected with after convex lens four by intensity of illumination tester.
Anticreep block 44 is additionally provided in the lower nozzle of vertical pipe.No. three pipes 45, No. three pipes are additionally provided in right hood
Left port be connected in the external port of right side cinclides 25, convex lens four is fixed in No. three darkening rings.
The cooperation of telescopic rod 21 of four horizontal air cylinders is lower can be perpendicular by being placed on for the tested magnet face being placed on horizontal platform
The underface of straight tube is simultaneously clamped, so that measurement is more accurate and reliable.
Measured object height measuring mechanism is tested the height of magnet convenient for detecting, to control vertical pipe by No.1 cylinder
Height of the lower nozzle from tested magnet upper surface.Because height size of the vertical pipe lower nozzle from tested magnet upper surface will affect
The size of reference magnet repulsion magnetic force upward by tested magnet in vertical pipe.In measurement, it is proposed that keep under vertical pipe
Height of the nozzle from tested magnet upper surface is a steady state value.The tested magnet the high, pulling force that tension sensor detects more
Small, the tested magnet the short, and the pulling force that tension sensor detects is bigger.Store several pull sensing in memory in advance
The value of thrust of device, and store the height value for being tested magnet correspondingly with each value of thrust in memory simultaneously;Exist in this way
When measurement, the pulling force size detected according to tension sensor can be obtained the height of tested magnet.After the rotation of No.1 motor, one
The shaft drive of number motor horizontally rotates bar and horizontally rotates, and horizontally rotates bar and horizontally rotates and drives vertical rotating bar also with dampening
Flat turn lever is moved along horizontal direction, and when stroke plate slides on the upper surface of tested magnet, vertical rotating bar will be vertical
It rotates, the pulling force on No.1 spring will be changed after the result that vertical rotating bar rotates vertically, tension sensor detects No.1
Value of thrust is uploaded to microcontroller after pulling force on spring, microcontroller can recall corresponding with value of thrust from memory
The height value of tested magnet is supplied to user.The measured object height measuring mechanism of this structure can be suitble to measure various height
With the height of tested magnet of various shapes, structure is simple, and practicability is good.
In the present embodiment, use signal for the microcontroller of MPC89E58AF.Using Koryo scholar's magnet charger, model
The ferrite magnet charger of cls1540CT.Mechanical hand uses the robot palletizer of model iRB1410.Intensity of illumination tester is adopted
With the illumination photometer or uncommon Ma AS803 high-precision illumination photometer brightness detection instrument of model LX1102.Light source uses LED light source.It deposits
Reservoir uses brand for the memory of CYPRESS Sai Pulasi, model FM16W08-SGTR.
A kind of measurement control method suitable for magnet permanent magnetization detection device, measurement control method are as follows:
By tested 22 fixed placement of magnet on the horizontal platform below vertical pipe, and allow reference magnet and tested magnet
Same pole face arrangement;The reference magnet magnetic repellence upward by tested magnet can be suspended in vertical pipe;Reference magnet
The height to suspend in vertical pipe is related with the repulsion magnetic force size upward by tested magnet;Reference magnet is hanged in vertical pipe
The floating is the high, illustrates that the reference magnet repulsion magnetic force upward by tested magnet is bigger, what reference magnet suspended in vertical pipe
It is more low, illustrate that the reference magnet repulsion magnetic force upward by tested magnet is smaller;
Under conditions of the light that light-transmitting means is issued is invariable, hoverheight of the reference magnet in vertical pipe can
The intensity of illumination not received by the light 15 that reference magnet is blocked by optical receiver after being issued by light-transmitting means it is big
It is small to obtain;
Therefore, the magnetism intensity of tested magnet can be measured according to the size for the intensity of illumination that optical receiver receives,
The magnetism intensity intensity of illumination that then optical receiver receives greatly of tested magnet is just big, is tested the small then light of magnetism intensity of magnet
The intensity of illumination that receiving mechanism receives is with regard to small;
Several illumination intensity values are stored in memory in advance, and are stored and each intensity of illumination in memory simultaneously
It is worth one-to-one magnetism intensity value;
When measuring the magnetism intensity of tested magnet, it need to only detect that illumination intensity value of the tested magnet in measurement can
Obtain the magnetism intensity value of the tested magnet.
The present embodiment is when measuring the magnetism intensity of tested magnet, since optical signal is not easily susceptible to the interference in magnetic field, thus
So that the magnetic field of tested magnet is small to the interference of magnetic force detection device, measuring speed is fast, is easy to measure, and structure is simple, high reliablity.
Embodiments of the present invention are described above in conjunction with attached drawing, however, the implementation is not limited to the above embodiments, this field
Those of ordinary skill can various changes and modifications may be made within the scope of the appended claims.
Claims (6)
1. magnet permanent magnetization detection device, which is characterized in that including microcontroller, memory, data processing module and level
Platform is equipped with vertical pipe in the surface of horizontal platform, and the tube core line of vertical pipe is perpendicular to the upper surface of horizontal platform;In vertical pipe
Left side wall outer surface on and right side wall outer surface on be sealedly connected with left hood and right hood respectively, on a left side for vertical pipe
The left side cinclides and right side cinclides of mutually horizontal face arrangement, and left side cinclides and the right side are respectively equipped on side wall and on right side wall
Areole is enclosed by the cover mouth of the cover mouth of left hood and right hood respectively;The horizontal light projected is equipped in left hood is
The light-transmitting means of directional light is equipped with optical receiver in right hood;Upper screening is respectively equipped in the upper lower nozzle of vertical pipe
Light cloth and lower black-out cloth are movably equipped with reference magnet in the vertical pipe between upper black-out cloth and lower black-out cloth;Memory, data
Processing module, light-transmitting means and optical receiver are connect with microcontroller respectively.
2. magnet permanent magnetization detection device according to claim 1, which is characterized in that bracket is equipped on horizontal platform,
The No.1 cylinder that telescopic rod stretches vertically is equipped on bracket, vertical pipe is fixedly connected on No.1 cylinder by a connecting rod
On telescopic rod;Measured object height measuring mechanism is additionally provided on bracket;The control terminal and No.1 gas of measured object height measuring mechanism
The control terminal of cylinder is connect with microcontroller respectively.
3. magnet permanent magnetization detection device according to claim 2, which is characterized in that measured object height measuring mechanism packet
No.1 motor that shaft horizontally rotates is included, bar is horizontally rotated, vertical rotating bar, draws plate, No.1 spring, tension sensor and fixation
Frame;No.1 motor is fixed on bracket, and the left end for horizontally rotating bar is fixedly connected in the shaft of No.1 motor, and fixed frame is fixed
On horizontally rotating bar, tension sensor is fixed on fixed frame;Vertical rotating bar is rotatably connected on the right end for horizontally rotating bar,
Draw the lower end that plate is connected to vertical rotating bar;The upper end of No.1 spring is fixed on the upper end of vertical rotating bar, under No.1 spring
End is fixed on the drag hook of tension sensor;The control terminal and tension sensor of No.1 motor are connect with microcontroller respectively.
4. the measurement control method of magnet permanent magnetization detection device according to claim 1, which is characterized in that in level
The clamping device that control terminal is connect with microcontroller is additionally provided on platform.
5. the measurement control method of magnet permanent magnetization detection device according to claim 4, which is characterized in that clamp dress
It sets including four horizontal air cylinders, this four horizontal air cylinders are uniformly arranged the circle detection area edge on horizontal platform, each level
The control terminal of cylinder is connect with microcontroller respectively.
6. a kind of measurement control method suitable for magnet permanent magnetization detection device described in claim 1, which is characterized in that
The measurement control method is as follows:
By tested magnet fixed placement on the horizontal platform below vertical pipe, and allow the same magnetic of reference magnet and tested magnet
Pole face arrangement;The reference magnet magnetic repellence upward by tested magnet can be suspended in vertical pipe;Reference magnet is vertical
The height to suspend in pipe is related with the repulsion magnetic force size upward by tested magnet;What reference magnet suspended in vertical pipe gets over
It is high then illustrate that the reference magnet repulsion magnetic force upward by tested magnet is bigger, reference magnet suspend in vertical pipe it is more low then
Illustrate that the reference magnet repulsion magnetic force upward by tested magnet is smaller;
Under conditions of the light that light-transmitting means is issued is invariable, hoverheight of the reference magnet in vertical pipe can pass through
The size for the light signal strength that light-transmitting means is not received by the light that reference magnet is blocked by optical receiver after issuing is come
It obtains;
Therefore, the magnetism intensity of tested magnet, quilt can be measured according to the size for the light signal strength that optical receiver receives
The magnetism intensity light signal strength that then optical receiver receives greatly for surveying magnet is just big, is tested the small then light of magnetism intensity of magnet
The light signal strength that receiving mechanism receives is with regard to small;
Several light signal strength values are stored in memory in advance, and are stored and each light signal strength in memory simultaneously
It is worth one-to-one magnetism intensity value;
When measuring the magnetism intensity of tested magnet, it need to only detect that light signal strength value of the tested magnet in measurement can obtain
Obtain the magnetism intensity value of the tested magnet.
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