CN105097184B - Photoelectricity and time control based demagnetizing apparatus - Google Patents
Photoelectricity and time control based demagnetizing apparatus Download PDFInfo
- Publication number
- CN105097184B CN105097184B CN201510630746.5A CN201510630746A CN105097184B CN 105097184 B CN105097184 B CN 105097184B CN 201510630746 A CN201510630746 A CN 201510630746A CN 105097184 B CN105097184 B CN 105097184B
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- China
- Prior art keywords
- demagnetization
- photoelectricity
- time
- time control
- demagnetizing
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- 230000005622 photoelectricity Effects 0.000 title claims abstract description 11
- 230000005347 demagnetization Effects 0.000 claims abstract description 66
- 230000005693 optoelectronics Effects 0.000 claims description 23
- 230000005611 electricity Effects 0.000 claims description 4
- 230000003111 delayed effect Effects 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
A photoelectricity and time control based demagnetizing apparatus is disclosed. A circuit, which is turned off after a period of time is delayed when a photoelectric switch is started, is designed on a demagnetizing assembly. A demagnetizing control system is mounted on the demagnetizing assembly to effectively control the start of the demagnetizing operation to perform demagnetization; and after the demagnetizing operation is finished, the circuit is controlled to be turned off, and the demagnetizing assembly is stopped after a delayed time. By adoption of the demagnetizing assembly, the energy can be saved effectively, the fatigue of electrical apparatus elements of the demagnetizing assembly is reduced, and the service life is prolonged.
Description
Technical field
The present invention relates to degaussing gear, one kind is particularly related to using optoelectronic switch and time control circuit control demagnetization group
The degaussing gear of the break-make of part.
Background technology
In machine components processing, what the method for usually holding workpiece using magnechuck was processed.Such as use flat stone mill
Bed processes the plane of workpiece, is ground internal diameter of lasso etc. with the special internal grinder of bearing.Many is all in disk by absorption of workpieces
On, be molded for workpiece grinding by the emery wheel rotated against with workpiece.It is all as such with the processing mode of magnetic-adsorption workpiece,
Mechanical processing industry is with a lot.But, when the workpiece after electromagnetic adsorption is processed is taken off from disk, there is very strong residual
Magnetic, these residual magnetisms have to before workpiece sensing and next process processing before remove it is clean, will otherwise influence detection quality,
Product quality, precision after machining accuracy, even assembling.Therefore, the residual magnetism for eliminating workpiece is an important ring of machining
Section.
And in workpiece Grinding Process, the time of processing is very long, many times of the time of often demagnetizing, such feelings
, it is necessary to demagnetization component is in the state that is stopped in work pieces process under condition.Workpiece is put on demagnetization component after completion of processing,
Demagnetization component will automatic, start demagnetization.Demagnetization terminates rear workpiece and leaves demagnetization component, and demagnetization component is stopped.This
The existing demagnetization working time is planted, has the batch process of demagnetization stand-by period again, it is possible to fully save electric energy.
But the work of this demagnetization mode starts simply can not manually be carried out with work stopped process, so
Operation will be increased, operated also very inconvenient.After workpiece demagnetization end is left, it is impossible to which demagnetize power supply at once, if in workpiece
Do not leave before demagnetization system if power cutoff, workpiece will produce orientation magnetic domain, can produce magnetic.Only demagnetization work is complete
Being cut off the electricity supply again after leaving magnetic field into, workpiece could eliminate workpiece magnetic.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of degaussing gear based on photoelectricity Yu time control, using this
Kind of demagnetization component, can effective save energy, reduce the electric elements fatigue strength of demagnetization component, increase the service life, it is of the invention just
It is that the circuit that time delay is turned off afterwards for a period of time again after optoelectronic switch starts is designed on demagnetization component.One is installed on demagnetization component
Individual demagnetization control system, effectively control demagnetization work start, and demagnetization starts, and when demagnetizing after hours, circuit can control shut-off,
The time delay of demagnetization component stops.
To realize above-mentioned technical purpose, the technical scheme for being used is：A kind of demagnetization based on photoelectricity and time control is filled
Put, to be provided with treat the demagnetization component of demagnetization workpiece for placing and offset magnetic assembly carries out the main circuit that demagnetization is powered, demagnetization group
Part is connected with control loop, and described control loop includes optoelectronic switch, the time relay and contactor, and optoelectronic switch leads to successively
Over commutation device and transformer connection on the main circuit, after time relay normally-closed contact is connected with contactor and the time relay
Time control circuit is composed in parallel, the time control circuit and the optoelectronic switch normally opened contact and contactor normally opened contact that are in parallel
Series connection, the end of circuit two after series connection is connected on main circuit.
Demagnetization component of the present invention is made up of U-shaped electromagnet and two groups of coils, and two groups of coils are respectively fitted over U-shaped electromagnetism
On two columns of iron.
Optoelectronic switch of the present invention is direct reflective photoelectric switch.
Main circuit of the present invention is 220V alternating current circuits.
Present invention has the advantages that：
1. when accessory size it is not of uniform size, quantity is indefinite, required demagnetization time length just it is different when, as long as adjust when
Between the relay switching time length, it is possible to meet demagnetization delay time.So can significantly more efficient saving electric energy.Photoelectricity
Switch is the direct reflective photoelectric switch for sending, being accepted in one, as long as regulation detecting distance, so that it may workpiece is in demagnetization
The optimum Working of startup.
2. in a process-cycle,（Both it was machined, demagnetized, detected for 3 each stages）, when workpiece is in machining
In state, the time is very long, and now demagnetization component is in and stops wait state, save energy.After machining is finished, workpiece quilt
When taking off measurement, the magnetic of part must just be removed, workpiece is put into will trigger optoelectronic switch in demagnetization element panels, move back
Magnetic work starts, and demagnetizes the work automatic time delay working time, and workpiece demagnetization is finished to be left rear demagnetization component and be automatically stopped.Operation ten
Divide easy, flexible, quick, more humane.
Brief description of the drawings
Fig. 1 the structural representation of present invention；
In figure：1st, transformer, 2, rectifier, 3, optoelectronic switch, 4, treat demagnetization workpiece, 5, the time relay, 6, contactor,
7th, demagnetization component, 8, optoelectronic switch normally opened contact, 9, time relay normally-closed contact, 10, contactor normally opened contact, 11, contact
Device normally opened contact.
Specific embodiment
1st, demagnetization component is formed by a U-shaped iron core and one group of coil combination, and coil is enclosed within the column of iron core.Coil
Two wires are drawn after concatenation, is accessed in main circuit, opened point touched by relay and is controlled its conducting and is disconnected, main circuit is general
220V alternating current circuits.
2nd, control loop is followed by the both positive and negative polarity of optoelectronic switch through transformer, rectifier by power supply.Optoelectronic switch is pacified
Put on the work top of demagnetization component, optoelectronic switch will be triggered when workpiece is put on the table top of demagnetization component.It is directly anti-
Formula optoelectronic switch is penetrated with the normally opened contact of, itself and time control circuit in series.
Time control loop is the time relay in parallel again after being concatenated with contactor by time relay normally-closed contact.Should
The circuit of circuit contactor normally opened contact in parallel with optoelectronic switch normally opened contact again is concatenated.The end of circuit two after concatenation is connected on master
On the circuit of loop 220V.
3rd, a normally opened contact of contactor is connected on major loop, the magnet coil for controlling demagnetization component.Contactor
Another contact, be attempted by the normally opened contact of optoelectronic switch, as holding circuit.Optoelectronic switch is to send, be accepted in
The direct reflective photoelectric switch of one, when being put on work top by demagnetization workpiece, triggers optoelectronic switch.
When the normally opened contact of optoelectronic switch is closed, time relay action, time relay normally-closed contact time delay disconnects,
This delay time is that according to depending on the time required to demagnetization component, and during time relay time delay, contactor obtains electric, normally opened
The coil of closing of contact demagnetization component obtains electric, and demagnetization work starts.Thus constitute the control of direct reflective photoelectric switch and when
Between control demagnetization system.
Optoelectronic switch 3 is placed on the work top of demagnetization component 7.Power supply is supplied to directly by transformer 1 and rectifier 2
Reflective photoelectric switch 3 is connect to be supported with power supply.Formed by a U-iron core and one group of coil combination in demagnetization component 7, received
A normally opened contact J-2 in contactor 6 is controlled, after contactor 6 is connected, J-2 closures, the coil of demagnetization component 7 is connected, in U
Alternating magnetic field is produced on shaped iron core end face, treats that demagnetization workpiece starts demagnetization.Demagnetization component 7 is controlled by control loop, when treating demagnetization
Workpiece is placed on when on the work top of demagnetization component 7, and direct reflective photoelectric switch 3 is triggered.Optoelectronic switch normally opened contact 8 is closed
Close, the adhesive of the time relay 5 conducting, the adhesive of contactor 6 conducting, the normally opened contact J-1 of contactor 6 closures, self-insurance.Contactor is normally opened
Contact J-2 closure conductings, the coil of demagnetization component 7 obtains electric work, and workpiece demagnetization work starts.After demagnetization terminates, workpiece 4
After leaving the table top of demagnetization component 7, the deferred action of the time relay 5, time relay normally-closed contact SJ-1 disconnects, contactor 6
Dead electricity, the normally opened contact J-2 of contactor 6 disconnects, the coil losing electricity in demagnetization component 7, and the work of demagnetization component 7 stops.
Claims (4)
1. a kind of degaussing gear based on photoelectricity Yu time control, is provided with and treats demagnetization workpiece for placement（4）Demagnetization component（7）
And offset magnetic assembly（7）Carry out the main circuit that demagnetization is powered, it is characterised in that：Demagnetization component（7）Control loop is connected with, institute
The control loop stated includes optoelectronic switch（3）, the time relay（5）And contactor（6）, optoelectronic switch（3）Pass sequentially through rectification
Device（2）And transformer（1）Connect on the main circuit, time relay normally-closed contact（9）With contactor（6）After series connection and the time
Relay（5）Compose in parallel time control circuit, optoelectronic switch normally opened contact（8）With contactor normally opened contact（10）After parallel connection,
Connected with time control circuit again, the end of circuit two after series connection is connected on main circuit.
2. a kind of degaussing gear based on photoelectricity Yu time control as claimed in claim 1, it is characterised in that：Described demagnetization
Component（7）It is made up of U-shaped electromagnet and two groups of coils, two groups of coils are respectively fitted on two columns of U-shaped electromagnet.
3. a kind of degaussing gear based on photoelectricity Yu time control as claimed in claim 1, it is characterised in that：Described photoelectricity
Switch（3）It is direct reflective photoelectric switch.
4. a kind of degaussing gear based on photoelectricity Yu time control as claimed in claim 1, it is characterised in that：Described main electricity
Road is 220V alternating current circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510630746.5A CN105097184B (en) | 2015-09-29 | 2015-09-29 | Photoelectricity and time control based demagnetizing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510630746.5A CN105097184B (en) | 2015-09-29 | 2015-09-29 | Photoelectricity and time control based demagnetizing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105097184A CN105097184A (en) | 2015-11-25 |
| CN105097184B true CN105097184B (en) | 2017-05-24 |
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ID=54577414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510630746.5A Expired - Fee Related CN105097184B (en) | 2015-09-29 | 2015-09-29 | Photoelectricity and time control based demagnetizing apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN105097184B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133518B (en) * | 2020-10-19 | 2022-06-28 | 洛阳轴承研究所有限公司 | Online degaussing system for bearing ring |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084645U (en) * | 1991-01-25 | 1991-09-11 | 王玉祥 | Intermittent rotary magnetic field power saving demagnetizing machine |
| JP5264098B2 (en) * | 2007-04-12 | 2013-08-14 | 日本電磁測器株式会社 | Demagnetizing device and demagnetizing method |
| CN101354065B (en) * | 2007-07-25 | 2010-06-09 | 宝山钢铁股份有限公司 | Apparatus and method for discharging and degaussing of electromagnetic clutch |
| CN101552085A (en) * | 2008-12-26 | 2009-10-07 | 洛阳轴研科技股份有限公司 | Method and circuit configuration for self-demagnetization of bearing after induction heating |
| CN204441023U (en) * | 2015-03-18 | 2015-07-01 | 黄强 | The quick degaussing circuit of a kind of magnechuck |
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2015
- 2015-09-29 CN CN201510630746.5A patent/CN105097184B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN105097184A (en) | 2015-11-25 |
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Effective date of registration: 20180510 Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan Patentee after: LUOYANG BEARING RESEARCH INSTITUTE Co.,Ltd. Address before: 471000 Fenghua Road 6, Luoyang hi tech Development Zone, Luoyang, Henan Patentee before: LUOYANG BEARING SCIENCE & TECHNOLOGY Co.,Ltd. |
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