CN108375745A - A kind of magnetic flux amount determining device and its scaling method - Google Patents
A kind of magnetic flux amount determining device and its scaling method Download PDFInfo
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- CN108375745A CN108375745A CN201810236639.8A CN201810236639A CN108375745A CN 108375745 A CN108375745 A CN 108375745A CN 201810236639 A CN201810236639 A CN 201810236639A CN 108375745 A CN108375745 A CN 108375745A
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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
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/07—Hall effect devices
-
- 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
- G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
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- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a kind of magnetic flux amount determining device and its scaling methods, the device includes positioning fixed plate, connecting plate is installed, pressing plate and hall probe, the positioning fixed plate is fixed on by U-shaped fixing piece on the side wall of the installation connecting plate, it is fixed with camera on the side wall of the positioning fixed plate, the camera lower end is equipped with the camera lens of camera, the camera lens lower end is equipped with the light source of camera, the camera lens, light source is each attached on the same side wall of the positioning fixed plate, the lower end of the camera lens is equipped with calibration component, the upper end side wall of the installation connecting plate is further fixed on the trimming assembly that can adjust hall probe.The plant bulk is smaller, strong to hall probe protective effect, and service life is long, and using the device and using the scaling method of the present invention, the stability that locates, repeatability are good.
Description
Technical field
The present invention relates to the technical fields of magnetic flux amount determining device, and in particular to a kind of magnetic flux amount determining device and its calibration
Method.
Background technology
Include the magnetic parts of tool in products such as electronics, motors, the magnetic size of parts passes through in the product
Magnetic flux is weighed, and magnetic flux is also one of them acceptance criteria that can quantify of magnet, and in different products, magnetic flux needs
Meet certain standard, therefore the magnetic flux of particular component is measured.But current magnetic flux detector is mostly hand-held
Formula, needs hand-held, hand-held detector can not Accurate Determining, and detection probe size is smaller, and matrix is flexible material,
Hardness is smaller, and appearance and size positioning accuracy is relatively low, and measurement point positional accuracy is inadequate, and the consistency that probe standing back is set is not
It is good, eventually lead to the inaccuracy of measurement result.
Relatively high to the required precision of magnetic flux measurement at present, in the long-term use, itself is also easy to produce problem to device,
Eventually lead to the unstable and inaccurate of measurement result.
Invention content
It is an object of the invention to overcome problem above of the existing technology, a kind of magnetic flux amount determining device is provided,
The plant bulk is smaller, strong to hall probe protective effect, and service life is long, and the stability that locates, repeatability are good.
In order to achieve the above objectives, reach above-mentioned technique effect, technical scheme is as follows：A kind of magnetic flux measurement is provided
Determine device, including positioning fixed plate, installation connecting plate, pressing plate and hall probe, the positioning fixed plate are consolidated by U-shaped fixing piece
It is scheduled on the side wall of the installation connecting plate, is fixed with camera on the side wall of the positioning fixed plate, the camera lower end is equipped with
The camera lens of camera, the camera lens lower end are equipped with the light source of camera, and the camera lens, light source are each attached to the same of the positioning fixed plate
In one side wall, the lower end of the camera lens is equipped with calibration component, and the calibration component is fixed on magnet stationary fixture；The calibration
Component includes calibration fixed plate, and probe calibration magnet and laser check block are fixed in the calibration fixed plate；The installation connects
The upper end side wall of fishplate bar is further fixed on trimming assembly, and probe adjustment seat is fixed on the trimming assembly, and the hall probe is solid
It is scheduled in probe fixed seat, the probe adjustment seat is equipped with the fixing groove with the probe fixed seat shape cooperation, the spy
Head fixed seating in the fixing groove and is fixed between the pressing plate and the probe adjustment seat, the installation connecting plate
Laser range finder is fixed in bottom side of the wall.
Preferably, being equipped with multiple cushion pads between the pressing plate and the probe fixed seat.
Preferably, the trimming assembly includes fine tuning fixed plate and fine-tuning slide, the fine tuning fixed plate is equipped with straight
Line guide rail, the fine-tuning slide is slided up and down along the linear guide in the fine tuning fixed plate, on the installation connecting plate
It is fixed with vernier knob, the upper end of the vernier knob connects adjusting block, and the adjusting block is fixed on the fine-tuning slide, institute
The fixed fine tuning latch with adjusting waist hole in fine tuning fixed plate is stated, is connected with and the adjusting waist on the fine tuning latch
The locking nut that hole is used cooperatively；
Preferably, the probe fixed seat is enclosed by fixed seat clamping plate and fixed seat template, the Hall is visited
Head is fixed between the fixed seat clamping plate and fixed seat template and both fixed seat clamping plate and fixed seat template screw are fixed.
Preferably, the magnet stationary fixture includes magnet fixed seat and is fixed on vertically two in the magnet fixed seat
A magnet support seat parallel to each other is fixed with weak magnetic fixed plate, the weak magnetic between the upper end of two magnet support seats
Fixed plate is equipped with fixation kit and moving assembly, and magnet is fixed between the fixation kit and moving assembly, the weak magnetic
Fixed plate lower end is equipped with telescopic cylinder, and the magnet support seat is equipped with the U-type groove for accommodating and fixing the telescopic cylinder.
Preferably, the fixation kit includes two fixed blocks staggered relatively, two fixed blocks are fixed on institute
It states in weak magnetic fixed plate.
Preferably, the moving assembly includes movable block, the movable block is located between two fixed blocks and energy
Enough to move therebetween, the lower end of the movable block is fixed with the link block for being inverted T shapes, and the weak magnetic fixed plate is equipped with and uses
Hollow out in the T shapes vertical portion for housing the link block, fixed on weak magnetic fixed plate lower face there are two parallel to each other
Translating rails, the both ends of the T shape horizontal parts of the link block are equipped with the sliding block being used cooperatively with the translating rails, the connection
The side center and the end of the telescopic cylinder of block offset.
Preferably, being set between the other side of the link block and the magnet support seat, there are two fastening springs, described
It is equipped on the side wall of the side wall of the other side of link block and the magnet support seat for fixing the fastening spring both ends
Spring fixed hole.
Preferably, the both ends of the movable block are connected between the edge of two fixed blocks by tenon structure respectively
It connects, one of them described fixed block is equipped with the position block for fixed magnet.
The present invention also provides a kind of scaling methods of magnetic flux amount determining device, include the following steps：
(1) hall probe is placed on to the overhead surface 0.1-2mm of the probe calibration magnet on magnet stationary fixture
Place；
(2) it uses locking nut to adjust the position in horizontal direction, makes the calibration value of hall probe in the horizontal direction be
Zero and record this position coordinates P1(X1,Y1)；
(3) it is taken pictures positioning to probe calibration magnet using camera, calibration probe demarcates the center position coordinate P of magnet2
(X2,Y2), obtain the relative coordinate Δ P between camera and hall probe2(X2-X1,Y2-Y1)；
(4) laser range finder is utilized to measure the center P of probe calibration magnet3(X3,Y3), obtain laser range finder with
Relative coordinate Δ P between hall probe3(X3-X1,Y3-Y1)。
The beneficial effects of the invention are as follows：
A kind of magnetic flux amount determining device provided by the invention, the hall probe of the device can be protected preferably, no
Fragile, the service life is longer；Device is simple, has good stability, and is capable of the magnetic flux of Accurate Determining magnet, the weight of measurement result
Renaturation is good；Hall probe is used cooperatively with laser range finder, and the distance of accurate judgement magnet to be measured keeps measurement result more smart
Really；Hall probe is by the firm effect of the probe fixed seat of inside, then passes through external fixed component, and duplicate protection Hall is visited
Head, making hall probe, the service life is longer；
Using magnetic flux amount determining device of the present invention, the scaling method provided through the invention can be before being measured
Caliberating device stable state keeps magnetic flux detection more acurrate, and repeatability is more preferable, efficiently solves the shakiness because of device self performance
Surely the problem for leading to measurement result inaccuracy further increases the tested point of the measurement point and corresponding testee of judgement chip
The accuracy set.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, below with presently preferred embodiments of the present invention and after coordinating attached drawing to be described in detail such as.
The specific implementation mode of the present invention is shown in detail by following embodiment and its attached drawing.
Description of the drawings
Technical solution in technology in order to illustrate the embodiments of the present invention more clearly, in being described below to embodiment technology
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the present invention
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the overall structure diagram of the preferred embodiment of the present invention；
Fig. 2 is the explosive view of the hall probe fixed component of the preferred embodiment of the present invention；
Fig. 3 is enlarged drawing at Fig. 2 " A "；
Fig. 4 is the structural schematic diagram of the trimming assembly of the preferred embodiment of the present invention；
Fig. 5 is the probe fixed seat of the preferred embodiment of the present invention and the structural schematic diagram of hall probe；
Fig. 6 is the explosive view of the magnet stationary fixture of the preferred embodiment of the present invention；
Fig. 7 is the magnet stationary fixture partial structural diagram of the preferred embodiment of the present invention；
Wherein：
1. installing connecting plate, 2. pressing plates；
3. positioning fixed plate, 301.U shape fixing pieces, 302. cameras, 303. camera lenses, 304. light sources；
401. hall probes, 402. probe adjustment seats, 403. probe fixed seats, 404. fixing grooves, 405. laser range finders,
406. cushion pads, 407. fixed seat clamping plates, 408. fixed seat templates；
5. magnet stationary fixture, 501. magnet fixed seats, 502. magnet support seats, 503. weak magnetic fixed plates, 504. is flexible
Cylinder, 505.U type grooves, 506. fixed blocks, 507. movable blocks, 508. link blocks, 509. hollow outs, 510. translating rails, 511. slide
Block, 512. fastening springs, 513. position blocks, 514. magnet；
601. calibration fixed plates, 602. probe calibration magnet, 603. laser check blocks；
701. fine tuning fixed plates, 702. fine-tuning slides, 703. the linear guides, 704. vernier knobs, 705. adjusting blocks, 706.
Finely tune latch, 707. locking nuts.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Embodiment
As shown, disclosing a kind of magnetic flux amount determining device in the present embodiment, including connecting plate 1 is installed, pressing plate 2, is determined
Position fixed plate 3 and hall probe 401,
The positioning fixed plate 3 is fixed on by U-shaped fixing piece 301 on the side wall of the installation connecting plate 1, the positioning
Camera 302 is fixed on the side wall of fixed plate 3,302 lower end of the camera is equipped with the camera lens 303 of camera, 303 lower end of the camera lens
Light source 304 equipped with camera, the camera lens 302, light source 303 are each attached on the same side wall of the positioning fixed plate 3, described
The lower end of camera lens 302 is equipped with calibration component, and the calibration component is fixed on magnet stationary fixture 5；
The calibration component includes calibration fixed plate 601, and probe calibration magnet is fixed in the calibration fixed plate 601
602 and laser check block 603, utilize laser check block 603 to verify the stability of 405 precision of laser range finder；
The upper end side wall of the installation connecting plate 1 is further fixed on trimming assembly, and probe is fixed on the trimming assembly and is adjusted
Seat 402 is saved, the hall probe 401 is fixed in probe fixed seat 403, and the probe adjustment seat 402 is equipped with and the spy
The fixing groove 404 of head 403 shape of fixed seat cooperation, the probe fixed seat 403 are located in the fixing groove 404 and are fixed on institute
It states between pressing plate 2 and the probe adjustment seat 402, laser range finder is fixed in the bottom side of the wall of the installation connecting plate 1
405。
Multiple cushion pads 406 are equipped between the pressing plate 2 and the probe fixed seat 403.Cushion pad 406 increases fixed part
The flexibility of part effectively prevent the stress damage hall probe 401 because between pressing plate 2 and probe fixed seat 403.
The trimming assembly includes fine tuning fixed plate 701 and fine-tuning slide 702, and the fine tuning fixed plate 701 is equipped with straight
Line guide rail 703, the fine-tuning slide 702 is slided up and down along the linear guide 703 in the fine tuning fixed plate 701, described
Vernier knob 704 is fixed on installation connecting plate 1, the upper end of the vernier knob 704 connects adjusting block 705, the adjusting block
705 are fixed on the fine-tuning slide 702, fixed in the fine tuning fixed plate 701 to have the fine tuning latch for adjusting waist hole
706, it is connected on the fine tuning latch 706 and described adjusts the locking nut 707 that is used cooperatively of waist hole, rotary fine adjustment knob
704, so that fine-tuning slide 702 is slided in the linear guide 703, after the completion of (upper and lower) height of hall probe 401 is adjusted, passes through locking
Nut 707 is again further adjusted horizontal position, ensures the stability to locate with bilayer on horizontal position from vertical direction,
Make measurement result that there is good accuracy, repeatability；
The probe fixed seat 403 is enclosed by fixed seat clamping plate 407 and fixed seat template 408, and the Hall is visited
First 401 are fixed between the fixed seat clamping plate 407 and fixed seat template 408 and fixed seat clamping plate 407 and fixed seat template 408
The two screw is fixed.Using fixed seat 403 of popping one's head in made of being enclosed by fixed seat clamping plate 407 and fixed seat template 408, on the one hand
Meet the purpose from internal preferably protection hall probe 401, another aspect hall probe 401 can be dismantled flexibly, using more
It is convenient.
The magnet stationary fixture 5 includes magnet fixed seat 501 and is fixed in the magnet fixed seat 501 two vertically
Magnet support seat 502 parallel to each other is fixed with weak magnetic fixed plate 503, institute between the upper end of two magnet support seats 502
It states weak magnetic fixed plate 503 and is equipped with fixation kit and moving assembly, magnet is fixed between the fixation kit and moving assembly,
503 lower end of weak magnetic fixed plate is equipped with telescopic cylinder 504, and the magnet support seat 502, which is equipped with described in receiving and fixation, to be stretched
The U-type groove 505 of contracting cylinder 504.The magnet stationary fixture 5 of the present embodiment is by pressing plate 2 and probe adjustment seat 402 to hall probe
401 carry out outer layer protection, and by popping one's head in, fixed seat 403 carries out internal layer protection to hall probe 401, double-deck to hall probe 401
Protection extends the service life of hall probe 401.
The fixation kit includes two fixed blocks 506 staggered relatively, and two fixed blocks 506 are fixed on described weak
On magnetically fixed plate 503.Prevent the parts that other are easily magnetized from being generated to the measurement of magnetic flux using weak magnetic fixed plate 503 bad
It influences, causes to measure inaccurate.The use of weak magnetic fixed plate 503 further increases the accuracy of device.
The moving assembly includes movable block 507, and the movable block 507 is located between two fixed blocks 506 and energy
Enough to move therebetween, after adding magnet 514 to be detected, movable block 507 is to a fixed block for being put into the magnet 514
506 movements, clamp magnet 514 to be detected, and positional stability is stronger, and the lower end of the movable block 507, which is fixed with, is inverted T shapes
Link block 508, the weak magnetic fixed plate 503 are equipped with the hollow out 509 of the T shapes vertical portion for housing the link block 508, institute
It states and is fixed on 503 lower face of weak magnetic fixed plate there are two translating rails 510 parallel to each other, the T shapes of the link block 508 are horizontal
The both ends in portion are equipped with the sliding block 511 that is used cooperatively with the translating rails 510, the side center of the link block 508 with it is described
The end of telescopic cylinder 504 offsets.The link block 508 that T shapes are inverted in the driving of telescopic cylinder 504 moves, and link block 508 drives movement
Block 507 horizontally slips, and is flexibly put into or removes magnet 514, ensures that the jig can adapt to the magnet to be detected of different model
514, equipment using flexible higher, practicability is stronger.
Fastening spring 512 there are two being set between the other side of the link block 508 and the magnet support seat 502, it is described
It is equipped on the side wall of the side wall of the other side of link block 508 and the magnet support seat 502 for fixing the fastening spring
The spring fixed hole at 512 both ends.Power is more saved in the setting of fastening spring 512, and telescopic cylinder 504 need to only drive to a direction
Active force stop, and fastening spring 512 is compressed at this time, and after the completion of drive actions, fastening spring 512 is directly stretched out i.e.
Reach the action of recovery, equipment is simpler, using more convenient.For the present embodiment, before being put into magnet 514 to be detected,
Movable block 507 is docked with 506 mortise and tenon of one of fixed block, and when needing to place magnet 514, telescopic cylinder 504 drives, link block
508 move along translating rails 510 and compress fastening spring 512, movable block 507 be moved to another fixed block 506 and with its fourth of the twelve Earthly Branches
Tenon docks, and is put into after magnet 514 (magnet 514 to be detected is put at the tenon of 506 edge tenon structure of one of fixed block),
Telescopic cylinder 504 stops driving, and fastening spring 512 resets, and movable block 507 is pushed in reseting procedure, and magnet 514 is clamped on just
Between the fixed block 506 and movable block 507 that begin.
The both ends of the movable block 507 are connect between the edge of two fixed blocks 506 by tenon structure respectively.
Achieving the purpose that magnet 514 to be detected being fixedly clamped by moving freely for movable block 507, equipment is simple, and use is more flexible,
More convenient, positioning is also more accurate, ensures the accuracy of magnetic flux detection.One of them described fixed block 506 is equipped with and is used for
The position block 513 of fixed magnet 514.Position block 513 further fixes magnet 514 to be detected, ensures the steady of placement location
It is qualitative.
A kind of scaling method of the magnetic flux amount determining device of claim 1-9, includes the following steps：
(1) hall probe is placed on to the overhead surface 0.1-2mm of the probe calibration magnet on magnet stationary fixture
Place；
(2) it uses locking nut to adjust the position in horizontal direction, makes the calibration value of hall probe in the horizontal direction be
Zero and record this position coordinates P1(X1,Y1)；
(3) it is taken pictures positioning to probe calibration magnet using camera, calibration probe demarcates the center position coordinate P of magnet2
(X2,Y2), obtain the relative coordinate Δ P between camera and hall probe2(X2-X1,Y2-Y1)；
(4) laser range finder is utilized to measure the center P of probe calibration magnet3(X3,Y3), obtain laser range finder with
Relative coordinate Δ P between hall probe3(X3-X1,Y3-Y1)。
The method of the present embodiment improves the measurement point of judgement hall probe and corresponds to the measured point position of tested magnet
Accuracy.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of magnetic flux amount determining device, it is characterised in that：Including positioning fixed plate, connecting plate, pressing plate and hall probe are installed,
The positioning fixed plate is fixed on by U-shaped fixing piece on the side wall of the installation connecting plate, the positioning fixed plate
Camera is fixed on side wall, the camera lower end is equipped with the camera lens of camera, and the camera lens lower end is equipped with the light source of camera, the mirror
Head, light source are each attached on the same side wall of the positioning fixed plate, and the lower end of the camera lens is equipped with calibration component, the calibration
Component is fixed on magnet stationary fixture；
The calibration component includes calibration fixed plate, and probe calibration magnet and laser verification are fixed in the calibration fixed plate
Block；
The upper end side wall of the installation connecting plate is further fixed on trimming assembly, and probe adjustment seat is fixed on the trimming assembly,
The hall probe is fixed in probe fixed seat, and the probe adjustment seat is equipped with and the probe fixed seat shape cooperation
Fixing groove, the probe fixed seating is in the fixing groove and is fixed between the pressing plate and the probe adjustment seat, institute
It states and is fixed with laser range finder in the bottom side of the wall of installation connecting plate.
2. magnetic flux amount determining device according to claim 1, it is characterised in that：The pressing plate and the probe fixed seat it
Between be equipped with multiple cushion pads.
3. magnetic flux amount determining device according to claim 1, it is characterised in that：The trimming assembly includes fine tuning fixed plate
And fine-tuning slide, the fine tuning fixed plate are equipped with the linear guide, the fine-tuning slide is along the linear guide in the fine tuning
It being slided up and down in fixed plate, vernier knob is fixed on the installation connecting plate, the upper end of the vernier knob connects adjusting block,
The adjusting block is fixed on the fine-tuning slide, fixed in the fine tuning fixed plate to have the fine tuning latch for adjusting waist hole,
The locking nut being used cooperatively with the adjusting waist hole is connected on the fine tuning latch.
4. magnetic flux amount determining device according to claim 1, it is characterised in that：The probe fixed seat is pressed from both sides by fixed seat
Plate and fixed seat template enclose, and the hall probe is fixed between the fixed seat clamping plate and fixed seat template and fixes
Seat both clamping plate and fixed seat template screw is fixed.
5. magnetic flux amount determining device according to claim 1, it is characterised in that：The magnet stationary fixture includes that magnet is solid
Reservation and it is fixed on two magnet support seats parallel to each other in the magnet fixed seat vertically, two magnet support seats
Weak magnetic fixed plate is fixed between upper end, the weak magnetic fixed plate is equipped with fixation kit and moving assembly, and magnet is fixed on institute
It states between fixation kit and moving assembly, weak magnetic fixed plate lower end is equipped with telescopic cylinder, and the magnet support seat is equipped with
Accommodate and fix the U-type groove of the telescopic cylinder.
6. magnetic flux amount determining device according to claim 1, it is characterised in that：The fixation kit includes two and puts relatively
The fixed block set, two fixed blocks are fixed in the weak magnetic fixed plate.
7. magnetic flux amount determining device according to claim 1, it is characterised in that：The moving assembly includes movable block, institute
Movable block is stated between two fixed blocks and can be moved therebetween, the lower end of the movable block is fixed with inversion
The link block of T shapes, the weak magnetic fixed plate are equipped with the hollow out of the T shapes vertical portion for housing the link block, the weak magnetic
It is fixed there are two translating rails parallel to each other on fixed plate lower face, the both ends of the T shape horizontal parts of the link block be equipped with
The sliding block that the translating rails are used cooperatively, the side center and the end of the telescopic cylinder of the link block offset.
8. magnetic flux amount determining device according to claim 7, it is characterised in that：The other side of the link block and the magnetic
On the side wall of fastening spring there are two being set between iron support base, the side wall of the other side of the link block and the magnet support seat
It is equipped with the spring fixed hole for fixing the fastening spring both ends.
9. magnetic flux amount determining device according to claim 7, it is characterised in that：The both ends of the movable block respectively with two
It is connected by tenon structure between the edge of the fixed block, one of them described fixed block is equipped with to be determined for fixed magnet
Position block.
10. the scaling method of any magnetic flux amount determining device in a kind of claim 1-9, it is characterised in that：Including with
Lower step：
(1) hall probe is placed at the overhead surface 0.1-2mm of the probe calibration magnet on magnet stationary fixture；
(2) locking nut is used to adjust the position in horizontal direction, it is zero simultaneously to make the calibration value of hall probe in the horizontal direction
Record this position coordinates P1(X1,Y1)；
(3) it is taken pictures positioning to probe calibration magnet using camera, calibration probe demarcates the center position coordinate P of magnet2(X2,
Y2), obtain the relative coordinate Δ P between camera and hall probe2(X2-X1,Y2-Y1)；
(4) laser range finder is utilized to measure the center P of probe calibration magnet3(X3,Y3), obtain laser range finder and Hall
Relative coordinate Δ P between probe3(X3-X1,Y3-Y1)。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810236639.8A CN108375745A (en) | 2018-03-21 | 2018-03-21 | A kind of magnetic flux amount determining device and its scaling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810236639.8A CN108375745A (en) | 2018-03-21 | 2018-03-21 | A kind of magnetic flux amount determining device and its scaling method |
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| CN108375745A true CN108375745A (en) | 2018-08-07 |
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| CN114167328A (en) * | 2022-02-10 | 2022-03-11 | 北京高能锐新科技有限责任公司 | Dipolar deflection magnet borrowing magnetic measurement method |
| CN115128522A (en) * | 2022-07-26 | 2022-09-30 | 苏州佳祺仕信息科技有限公司 | Packaging structure, detection equipment and packaging precision control method of Hall probe |
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