CN105911491A - Magnetism detection device - Google Patents
Magnetism detection device Download PDFInfo
- Publication number
- CN105911491A CN105911491A CN201610252154.9A CN201610252154A CN105911491A CN 105911491 A CN105911491 A CN 105911491A CN 201610252154 A CN201610252154 A CN 201610252154A CN 105911491 A CN105911491 A CN 105911491A
- Authority
- CN
- China
- Prior art keywords
- induction coil
- pedestal
- detection device
- magnet ring
- magnetic detection
- 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.)
- Pending
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Classifications
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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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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention provides a magnetism detection device comprising a controller which is arranged on a workbench, and a fixing device, an induction device and a display device which are respectively connected with the controller in a communication way. A magnet ring is installed on the fixing device, and the magnet ring is driven to rotate by a motor arranged on the fixing device. Inducted electromotive force is generated by the magnetized magnet ring and an induction coil and automatically compared with the preset range of the electromotive force value, and whether a rotor is magnetized and meets the requirements is automatically judged so that testing is simple and rapid, the test result has high accuracy, the defects of complexity of magnetization testing of the rotor in the prior art can be overcome, the product quality can be enhanced and loss of enterprises caused by poor magnetization can be reduced.
Description
Technical field
The present invention relates to electromagnetic detection field, be specifically related to a kind of magnetic detection device.
Background technology
Now with development in science and technology, motor is more and more used in people's life, and magnet ring is
The important spare part of motor, its quality magnetized directly affects the important parameter of motor, due to
Invisible can not touch of magnetizing of rotor, is not easy to test, and existing magnet ring testing device is to utilize suddenly
Your magnetic detecting head carries out Magnetic Test to a point on magnet ring after magnetizing, and generates this point
By the induction curve generated, induction curve, judges whether magnet ring magnetizes and meets the requirements, but
Owing to Hall magnetic detecting head is to be attached to magnet ring surface test, inevitably produce
Error, and this method of testing is more complicated when test, compares the cost time, it is impossible to right
Rotor after magnetizing is tested one by one, and the most not in test, owing to having very in magnetizing
Many factors affect the quality that magnetizes of rotor, will be magnetized undesirable rotor stream by many
Going out, the technical parameter causing finished product motor is bad, causes the increase that customer complaint is done over again, great shadow
The image of the company of sound and the profit of attenuating company.
Therefore, prior art has weak point, needs further to be developed and perfect.
Summary of the invention
It is desirable to provide a kind of magnetic detection device, this detection device is fixed by being installed to
Magnet ring on device, and magnet ring is by the driven by motor rotation in fixing device, after magnetizing
The induction electromotive force that magnet ring produces with induction coil, and automatic and the electromotive force value preset scope
Compare, and whether this rotor of automatic decision magnetizes no and requirement, test simple and fast, survey
Test result accuracy rate is high, overcomes the prior art shortcoming to magnetizing test complexity, it is possible to
Improve product quality, reduce enterprise because of the bad loss caused of magnetizing.
The technical scheme of a kind of magnetic detection device of the present invention is as follows, including:
Workbench, it is characterised in that: also include arranging controller on the table and with control
Fixing device that device communicates to connect respectively, induction installation, display device,
Described fixing device and induction installation are arranged on uniform level face, and center of rotation overlaps；
Described fixing device includes the pedestal being fixed on workbench and the rotation being arranged on pedestal
Motor；
Described induction installation includes the slide rail being fixed on workbench and the induction coil slided along slide rail
Pedestal；Described induction coil pedestal is provided with induction coil；
Further, the rotary shaft stating motor described in is provided with clamping jig.
Further, described slide rail is provided with automatic extending-contracting apparatus, the guide rod of automatic extending-contracting apparatus
It is connected with the pedestal of induction coil, and drives the pedestal of induction coil to slide along slide rail.
Further, described induction coil is formed by enamel-covered wire winding iron core.
Further, described induction coil is connected with controller by wire.
Further, described display device is liquid crystal display.
Having the beneficial effect that by being installed in fixing device of a kind of magnetic detection device of the present invention
Magnet ring, and magnet ring by fixing device driven by motor rotate, by the magnet ring after magnetizing with
The induction electromotive force that induction coil produces, and automatically scope with default electromotive force value compares
Relatively, and whether this rotor of automatic decision magnetizes no and requirement, tests simple and fast, test result
Accuracy rate is high, overcomes the prior art shortcoming to magnetizing test complexity, it is possible to increase produce
Quality, reduces enterprise because of the bad loss caused of magnetizing.
Accompanying drawing explanation
Fig. 1 is one magnetic detection device structure chart of the present invention.
Detailed description of the invention
The present invention provides a kind of magnetic detection device, for make the purpose of the present invention, technical scheme and
Effect is clearer, clear and definite, and the embodiment that develops simultaneously referring to the drawings is the most detailed to the present invention
Explanation.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
A kind of magnetic detection device of the present invention, as it is shown in figure 1, include:
One rectangular table 10, the controller 40 being arranged on workbench 10 and and controller
Fixing device 20 that 40 communicate to connect respectively, induction installation 30, display device 50；
The uniform level being arranged on workbench that described fixing device 20 is the most corresponding with induction installation 30
On face, and both center of rotation overlap,
Described fixing device 20 includes the pedestal 21 being fixed on workbench and is arranged at pedestal 21
On electric rotating machine 23, described pedestal 21 is screwed in workbench, the most both facilitates
The most firm, the described fixing pedestal 21 making again workbench 10 with fixing device 20 is installed
Being provided with the screw hole of fixing electric rotating machine 23, described electric rotating machine 23 is fixed by screw hole
On pedestal 21, so can prevent loosening of fixing device 20, cause test result inaccurate.
Described induction installation 30 includes the slide rail 31 fixed on the table and is arranged on slide rail 31
On induction coil pedestal 34, described induction coil pedestal 34 can slide along slide rail 31,
Described induction coil pedestal 34 is provided with the induction coil 32 of circle；Induction coil 32
External diameter than in the magnet ring 60 of test through smaller, in order to during test, induction coil 32 inserts magnetic
In ring, also avoid induction coil 32 to encounter magnet ring, cause the damage of magnet ring 60.
Concrete, the rotary shaft of described electric rotating machine 23 is provided with the clamping of clamping magnet ring 60
Tool 22, described clamping jig 22 is circular, and one end is fixed on the rotation of electric rotating machine 23
In rotating shaft, the other end has an indent, in described indent through on equipped with garment bag, prevent magnet ring from filling
During folder, magnet ring directly contacts to the tool of ferrum, scratches magnet ring.
Concrete, described slide rail 31 is provided with automatic extending-contracting apparatus 33, automatic extending-contracting apparatus 33
Guide rod be connected with induction coil pedestal 34, and dynamic answers coil base 34 along slide rail 31
Slide.
Concrete, the magnet ring 60 after first the magnetizing of this test device is fixed on fixing device 20
On clamping jig 22 on after, controller 40 will drive automatic extending-contracting apparatus 33 to extend,
Make induction coil 32 insert in magnet ring 60, make magnet ring 60 coordinate with induction coil 32, control
Device 40 drives electric rotating machine 23 to rotate with magnet ring 60 again, according to law of magnetic induction, and will
Producing induction electromotive force in induction coil 32, induction electromotive force passes to control by wire
Device 40, contrasts with default ratio in induction electromotive force controller 40, it is judged that induction coil
Whether 32 induction electromotive forces produced with magnet ring 60 meet the requirements, i.e. magnet ring 60 magnetizes intensity
Whether reach requirement, by wire, controller 40 also will determine that result passes to and controller 40
In the display device 50 connected, will demonstrate whether magnet ring 60 magnetizes in display device 50
Satisfactory judged result, staff, according to the judged result in display device 50, sentences
It is the most qualified that this magnet ring fixed magnetizes.
Concrete, described induction coil 32 is laminated into by being wound around silicon steel sheet by enamel-covered wire
Iron core, the coiling group of the multiple polarity made, such coiling group has multiple winding, is surveying
Together whole magnet ring surface will be tested by multiple windings during examination, the most existing survey
Examination is the most a lot.
Concrete, described display device 50 is liquid crystal display, due to the merit of liquid crystal display
Consuming low, the life-span is long, dependable performance, and working service cost is the lowest, this reduces test system
The cost of system.
In sum, one magnetic detection device of the present invention, by being installed in fixing device
Magnet ring, and magnet ring is by the driven by motor rotation in fixing device, by the magnet ring after magnetizing and sense
Answer the induction electromotive force that coil produces, and the automatic scope with default electromotive force value compares
Relatively, and whether this rotor of automatic decision magnetizes no and requirement, tests simple and fast, test result
Accuracy rate is high, overcomes the prior art shortcoming to magnetizing test complexity, it is possible to increase produce
Quality, reduces enterprise because of the bad loss caused of magnetizing.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention,
All any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention,
Should be included within the scope of the present invention.
Claims (6)
1. a magnetic detection device, including workbench, it is characterised in that: also include arranging controller on the table and the fixing device communicated to connect respectively with controller, induction installation, display device,
Described fixing device and induction installation are arranged on uniform level face, and center of rotation overlaps；
Described fixing device includes the pedestal being fixed on workbench and the electric rotating machine being arranged on pedestal；
Described induction installation includes the slide rail being fixed on workbench and the induction coil pedestal slided along slide rail；Described induction coil pedestal is provided with induction coil.
2. magnetic detection device as claimed in claim 1, it is characterised in that the rotary shaft stating motor described in: is provided with clamping jig.
3. magnetic detection device as claimed in claim 1, it is characterised in that: described slide rail is provided with automatic extending-contracting apparatus, and the guide rod of automatic extending-contracting apparatus is connected with the pedestal of induction coil, and drives the pedestal of induction coil to slide along slide rail.
4. magnetic detection device as claimed in claim 3, it is characterised in that: described induction coil is wound around iron core by enamel-covered wire and forms.
5. magnetic detection device as claimed in claim 1, it is characterised in that: described induction coil is connected with controller by wire.
6. magnetic detection device as claimed in claim 1, it is characterised in that: described display device is liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610252154.9A CN105911491A (en) | 2016-04-20 | 2016-04-20 | Magnetism detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610252154.9A CN105911491A (en) | 2016-04-20 | 2016-04-20 | Magnetism detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105911491A true CN105911491A (en) | 2016-08-31 |
Family
ID=56747686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610252154.9A Pending CN105911491A (en) | 2016-04-20 | 2016-04-20 | Magnetism detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105911491A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029262A (en) * | 2021-03-12 | 2021-06-25 | 威海容信测控技术有限公司 | Electromagnetic flowmeter with good sealing performance and buffer protection |
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| US20030184289A1 (en) * | 2002-03-29 | 2003-10-02 | Wavbank Inc. | Apparatus and method for measurement of molecular electromagnetic signals |
| EP1810046A1 (en) * | 2004-11-09 | 2007-07-25 | Metis Instruments&Equipment N.V. | Sensor for measuring magnetic flux |
| CN102213749A (en) * | 2010-04-09 | 2011-10-12 | 鸿富锦精密工业（深圳）有限公司 | Magnetic ring test system and method |
| CN202695357U (en) * | 2012-07-23 | 2013-01-23 | 李文杰 | Lengthening-free 18mm-wide multifunctional leakage circuit breaker |
| CN203788061U (en) * | 2014-03-30 | 2014-08-20 | 南通万宝实业有限公司 | Ferrite multi-polar magnet ring |
| CN104062351A (en) * | 2014-06-24 | 2014-09-24 | 无锡市崇安区科技创业服务中心 | Improved magnet ring testing device |
| CN204178881U (en) * | 2014-11-18 | 2015-02-25 | 廖见旭 | A reactance protection power saver |
| CN104865450A (en) * | 2015-06-15 | 2015-08-26 | 李玲 | Automatic inductance testing device |
| CN204928596U (en) * | 2015-09-16 | 2015-12-30 | 青岛能高电气有限公司 | Adjustable magnetic ring box of photovoltaic inverter |
-
2016
- 2016-04-20 CN CN201610252154.9A patent/CN105911491A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030184289A1 (en) * | 2002-03-29 | 2003-10-02 | Wavbank Inc. | Apparatus and method for measurement of molecular electromagnetic signals |
| EP1810046A1 (en) * | 2004-11-09 | 2007-07-25 | Metis Instruments&Equipment N.V. | Sensor for measuring magnetic flux |
| CN102213749A (en) * | 2010-04-09 | 2011-10-12 | 鸿富锦精密工业（深圳）有限公司 | Magnetic ring test system and method |
| CN202695357U (en) * | 2012-07-23 | 2013-01-23 | 李文杰 | Lengthening-free 18mm-wide multifunctional leakage circuit breaker |
| CN203788061U (en) * | 2014-03-30 | 2014-08-20 | 南通万宝实业有限公司 | Ferrite multi-polar magnet ring |
| CN104062351A (en) * | 2014-06-24 | 2014-09-24 | 无锡市崇安区科技创业服务中心 | Improved magnet ring testing device |
| CN204178881U (en) * | 2014-11-18 | 2015-02-25 | 廖见旭 | A reactance protection power saver |
| CN104865450A (en) * | 2015-06-15 | 2015-08-26 | 李玲 | Automatic inductance testing device |
| CN204928596U (en) * | 2015-09-16 | 2015-12-30 | 青岛能高电气有限公司 | Adjustable magnetic ring box of photovoltaic inverter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029262A (en) * | 2021-03-12 | 2021-06-25 | 威海容信测控技术有限公司 | Electromagnetic flowmeter with good sealing performance and buffer protection |
| CN113029262B (en) * | 2021-03-12 | 2022-06-14 | 威海容信测控技术有限公司 | Electromagnetic flowmeter with good sealing performance and buffer protection |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |
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| RJ01 | Rejection of invention patent application after publication |