CN114749391A - Soft magnetic metal processing and manufacturing method - Google Patents
Soft magnetic metal processing and manufacturing method Download PDFInfo
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- CN114749391A CN114749391A CN202210387227.0A CN202210387227A CN114749391A CN 114749391 A CN114749391 A CN 114749391A CN 202210387227 A CN202210387227 A CN 202210387227A CN 114749391 A CN114749391 A CN 114749391A
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- 230000005291 magnetic effect Effects 0.000 title claims abstract description 215
- 239000002184 metal Substances 0.000 title claims abstract description 185
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000003672 processing method Methods 0.000 title claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims abstract description 45
- 238000012545 processing Methods 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 69
- 238000007789 sealing Methods 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 238000003384 imaging method Methods 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 230000005477 standard model Effects 0.000 claims description 6
- 238000003754 machining Methods 0.000 claims description 4
- 230000037396 body weight Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 238000005498 polishing Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 230000005389 magnetism Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000006247 magnetic powder Substances 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention discloses a soft magnetic metal processing and manufacturing method, which relates to the technical field of soft magnetic metal processing, and is characterized in that the drying effect of raw materials is detected, so that the raw materials for processing a metal magnetic ring are qualified, the metal magnetic ring is firstly detected after being processed, so that the size of the metal magnetic ring in the processing process can meet the requirements of users, the polishing condition of the metal magnetic ring is detected after the metal magnetic ring is polished, the metal magnetic ring is sorted according to whether the polished product meets the requirements, and finally the magnetism of the metal magnetic ring is detected, so that the magnetic force grade of the metal magnetic ring is obtained, and the obtained metal magnetic ring can meet the requirements of the users through monitoring of all links.
Description
Technical Field
The invention relates to the technical field of soft magnetic metal processing, in particular to a soft magnetic metal processing and manufacturing method.
Background
With the continuous progress of electronic power and information industry science and technology, the requirements on electronics, communication equipment and components thereof are continuously developed towards miniaturization, high frequency and large current; the magnetic powder core is a composite soft magnetic material formed by mixing and pressing ferromagnetic powder and an insulating adhesive; because the magnetic powder has small granularity and is not easy to form skin effect, and the surface of the magnetic powder is coated with a layer of insulating medium film, the magnetic powder core has high resistivity and low eddy current loss, is suitable for working condition application of medium-high frequency (20KHz-1MHz), and is widely applied to the fields of green illumination, inductors and coils of electronic products, communication components, high-frequency micro-magnetic devices and the like.
How to effectively monitor the metal magnetic ring in the processing process so as to ensure that the processed metal magnetic ring can meet the requirements is a problem to be solved, and a soft magnetic metal processing and manufacturing method is provided.
Disclosure of Invention
The invention aims to provide a soft magnetic metal processing and manufacturing method.
The purpose of the invention can be realized by the following technical scheme: a soft magnetic metal processing and manufacturing method comprises the following steps:
the method comprises the following steps: baking the raw materials, and pressing the baked raw materials into a metal magnetic ring according to requirements;
step two: processing the obtained metal magnetic rings, and then sorting the metal magnetic rings;
step three: and respectively detecting the sorted metal magnetic rings, and packaging the metal magnetic rings qualified for detection.
Further, the in-process of toasting the raw materials, the effect of toasting to the raw materials needs to be detected, and the testing process includes:
establishing a baking platform, and setting a baking area on the baking platform; dividing the baking area into a plurality of sub-areas, and placing the raw materials in the baking area;
setting the baking temperature W1 and the baking time t1 of the baking area, and respectively obtaining a raw material sample in each sub-area after baking is finished; weighing each raw material sample to obtain the weight of the raw material sample, and marking the weight of each raw material sample as an initial weight; re-baking each raw material sample, and then obtaining the weight of each raw material sample after re-baking;
And obtaining the baking quality coefficient of the raw materials according to the initial weight and the re-baked weight of each raw material sample, and judging whether the baking of the raw materials is qualified or not according to the obtained baking quality coefficient.
Further, the duration of the re-baking is t2, the temperature is W2, the duration of the re-baking is t2 < t1, and the temperature of the re-baking is W2 < W1.
Further, the process of pressing the raw materials into the metal magnetic ring comprises the following steps:
setting a demand input port, inputting a customization demand according to the demand of a user, and generating a production task according to the input customization demand; putting the baked raw materials into the furnace, and performing first inspection on the produced first metal magnetic ring; and when the first metal magnetic ring is qualified, continuously producing the metal magnetic ring according to the production task.
Further, the process of performing the first inspection on the produced first metal magnetic ring comprises the following steps:
arranging a sealing unit and an auxiliary unit matched with the sealing unit;
arranging a detection plate in the sealing unit, arranging a detection area on the detection plate, placing a first produced metal magnetic ring on the detection plate, and transmitting the metal magnetic ring into the detection area on the detection plate through the auxiliary unit;
after the metal magnetic ring reaches the detection area on the detection plate, generating a size detection signal to detect the metal magnetic ring;
Identifying the position of the metal magnetic ring, and performing light and shadow imaging on the metal magnetic ring according to the identified position of the metal magnetic ring to obtain a metal magnetic ring detection model; and setting a metal magnetic ring standard model, setting a main body weight and a surface weight, and comparing the metal magnetic ring standard model with a metal magnetic ring detection model to obtain a size comparison degree, so as to judge whether the size detection of the metal magnetic ring is qualified.
Further, the process of sorting the metal magnetic rings comprises the following steps:
placing a metal magnetic ring in a detection area on a detection plate:
arranging a parallel light unit, wherein the parallel light unit is used for emitting parallel light rays, and the parallel light rays comprise emission light rays and projection light rays;
and establishing a position light ray library, identifying the position of the metal magnetic ring in a detection area on the detection plate so as to control the parallel light unit to move, emitting parallel light rays, receiving and positioning the emitted parallel light rays to obtain a metal magnetic ring scanning model, and judging whether the metal magnetic ring meets the requirements.
Further, the process of obtaining the metal magnetic ring scanning model comprises: when emission radiation light is emitted, acquiring real-time images of the surface of the metal magnetic ring to obtain light images of the surface of the metal magnetic ring, and performing feature extraction on the light images to obtain light paths and corresponding reflection contact points;
When the projection light is emitted, identifying the projection of the metal magnetic ring, and obtaining a projection drawing according to the projection of the metal magnetic ring; integrating the light ray data with the projection drawing to obtain projection analysis data;
and obtaining a metal magnetic ring scanning model according to the obtained projection analysis data.
Further, the process of establishing the position ray library comprises the following steps:
the method comprises the steps of obtaining different positions of a metal magnetic ring in a detection area, dividing the detection area into a plurality of positioning areas according to irradiation imaging of parallel light units, associating the positioning areas with corresponding working modes of the parallel light units, and establishing a position light library.
Further, the detection process of the metal magnetic ring after sorting comprises: putting the metal magnetic ring into magnetic detection equipment, and outputting a magnetic force value of the metal magnetic ring;
establishing a magnetic force grade reference table; and obtaining the magnetic force level of the metal magnetic ring according to the magnetic force value of the metal magnetic ring obtained by the magnetic detection equipment, and classifying and packaging the metal magnetic ring according to the magnetic force level of the metal magnetic ring.
Compared with the prior art, the invention has the beneficial effects that: the drying effect of the raw materials is detected, the raw materials are qualified when the metal magnetic ring is machined, the metal magnetic ring is subjected to first inspection after being machined, the size of the metal magnetic ring in the machining process is guaranteed to meet the user requirements, after the metal magnetic ring is polished, the polishing condition of the metal magnetic ring is detected, whether the metal magnetic ring is sorted according to the requirement of the polished product or not is met, and finally, the magnetism of the metal magnetic ring is detected, the magnetic force level of the metal magnetic ring is obtained, monitoring through all links is achieved, and the obtained metal magnetic ring is guaranteed to meet the user requirements.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
As shown in fig. 1, a method for processing and manufacturing soft magnetic metal comprises the following steps:
the method comprises the following steps: baking the raw materials, and pressing the baked raw materials into a metal magnetic ring according to requirements;
step two: processing the obtained metal magnetic rings, and then sorting the metal magnetic rings;
step three: and respectively detecting the sorted metal magnetic rings, and packaging the metal magnetic rings qualified for detection.
It should be further explained that, in the specific implementation process, in the process of baking the raw material, the baking effect of the raw material needs to be detected, and the specific process includes:
establishing a baking platform, and setting a baking area on the baking platform;
dividing the baking area into a plurality of sub-areas, and placing the raw materials in the baking area;
setting the baking temperature W1 and the baking time t1 of the baking area, and respectively obtaining a raw material sample in each sub-area after baking is finished;
each raw material sample is labeled as i, wherein i is 1, 2, … …, n is an integer;
weighing each raw material sample to obtain the weight of the raw material sample, marking the weight of each raw material sample as an initial weight, and marking the weight of each raw material sample as a CZ i；
Re-baking each raw material sample, and then marking the re-baked weight of each raw material sample as ZDi(ii) a It is further noted that, in the specific implementation process, the duration of the re-baking is t2, the temperature is W2, the duration of the re-baking is t2 < t1, and the temperature of the re-baking is W2 < W1;
obtaining a baking quality coefficient ZX of the raw material based on the initial weight and the re-baked weight of each raw material sample, wherein
It is further noted that in the specific implementation process, a is a weight threshold value, and a is greater than 0;
setting a quality coefficient threshold value, and marking the quality coefficient threshold value as Z0;
when ZX is less than Z0, the baking of the raw material is qualified, and when ZX is more than or equal to Z0, the baking of the raw material is unqualified.
It should be further noted that, in the specific implementation process, when the raw material is not baked satisfactorily, the raw material in the baking area is re-baked, the time duration of the re-baking is t2, the temperature is W2, after the re-baking is completed, the sampling is performed again, and so on until the raw material is baked satisfactorily.
After the completion is to the toast of raw materials, then press into the metal magnetic ring with the raw materials as required, concrete process includes:
setting a demand input port, and inputting a customization demand according to the demand of a user; it is further noted that, in the implementation, the customization requirements include shape, size, number, and magnetic grade;
Generating a production task according to the input customization requirement, and producing the metal magnetic ring according to the generated production task;
putting the baked raw materials into the furnace, and performing first inspection on the first produced metal magnetic ring;
and when the first metal magnetic ring is qualified, continuously producing the metal magnetic ring according to the production task.
It should be further explained that, in the specific implementation process, the process of performing the first inspection on the produced first metal magnetic ring includes:
arranging a sealing unit and an auxiliary unit matched with the sealing unit;
arranging a detection plate in the sealing unit, arranging a detection area on the detection plate, placing a first produced metal magnetic ring on the detection plate, and transmitting the metal magnetic ring into the detection area on the detection plate through the auxiliary unit;
generating a size detection signal after the metal magnetic ring reaches a detection area on the detection plate;
detecting the metal magnetic ring according to the generated size detection signal;
it should be further noted that, in the specific implementation process, the inside of the sealing unit is isolated from the external light, that is, when the metal magnetic ring is detected, the external light does not exist in the sealing unit;
Identifying the position of the metal magnetic ring, and performing light and shadow imaging on the metal magnetic ring according to the identified position of the metal magnetic ring to obtain a metal magnetic ring detection model;
setting a metal magnetic ring standard model, setting a main body weight and a surface weight, and comparing the metal magnetic ring standard model with a metal magnetic ring detection model to obtain a size comparison degree;
setting a qualified size threshold; and comparing the size comparison degree with a qualified size threshold value to obtain a size detection result, wherein when the size comparison degree is greater than the qualified size threshold value, the size detection of the metal magnetic ring is qualified, otherwise, the size detection of the metal magnetic ring is unqualified.
It should be further noted that, in the specific implementation process, when the size detection of the metal magnetic ring is qualified, and when the size detection of the metal magnetic ring is qualified, it indicates that the first metal magnetic ring passes the first inspection, the metal magnetic ring is continuously produced according to the production task, and when the size detection of the metal magnetic ring is not qualified, the obtained size contrast is sent to a technician, the technician adjusts the equipment for pressing the raw material into the metal magnetic ring, the adjustment process performs the pressing of the metal magnetic ring again, then performs the first inspection on the first produced metal magnetic ring, and so on, until the first produced metal magnetic ring is qualified, the metal magnetic ring is continuously produced according to the production task.
It is further noted that, in the specific implementation process, after the raw materials are pressed into the metal magnetic ring, the obtained metal magnetic ring is processed, that is, the inner and outer corners of the metal magnetic ring are polished by a chamfering machine, and the polished metal magnetic ring is sorted;
the process of sorting the metal magnetic rings comprises the following steps:
the metal magnetic ring is placed in a detection area on the detection plate, shadow imaging identification is carried out on the metal magnetic ring after polishing, and the specific process comprises the following steps:
arranging a parallel light unit for emitting parallel light rays; it should be further noted that, in the specific implementation process, emission light rays with different colors and normal parallel light can be performed according to needs, the emission light rays are rows of light rays with different colors or numbers for distinguishing, and the normal parallel light refers to projection light rays for projection collection;
establishing a position light ray library, identifying the position of the metal magnetic ring in a detection area on the detection plate so as to control the parallel light unit to move, emitting parallel light rays, receiving and positioning the emitted parallel light rays and obtaining a metal magnetic ring scanning model; it should be further explained that, in the specific implementation process, the metal magnetic ring scanning model can be obtained by emitting the emission light and the projection light;
When the emission light is emitted, acquiring real-time images of the surface of the metal magnetic ring to obtain light images of the surface of the metal magnetic ring, and performing feature extraction on the light images to obtain light paths and corresponding reflection contact points; it should be further noted that, in the specific implementation process, the reflection contact point refers to a point in contact with the metal magnetic ring; integrating the light path and the reflection contact point into light data;
when the projection light is emitted, identifying the projection of the metal magnetic ring, and obtaining a projection drawing according to the projection of the metal magnetic ring; integrating the light ray data with the projection drawing to obtain projection analysis data;
and obtaining a metal magnetic ring scanning model according to the obtained projection analysis data.
And correcting the projection drawing according to the obtained light ray data, wherein the correction content comprises size correction and position correction, and determining the defects and roughness of the surface through reflection and scattering of surface light rays, so as to judge whether the polished metal magnetic ring meets the requirements, if not, marking the metal magnetic ring as '0', and if so, marking the metal magnetic ring as '1'.
It should be further noted that, in the implementation process, the establishing process of the position ray library includes:
The method comprises the steps of obtaining different positions of a metal magnetic ring in a detection area, dividing the detection area into a plurality of positioning areas according to irradiation imaging of parallel light units, associating the positioning areas with corresponding working modes of the parallel light units, and establishing a position light library.
After the sorting of the metal magnetic rings is completed, detecting the metal magnetic rings marked as '1': putting the metal magnetic ring into magnetic detection equipment, and outputting a magnetic force value of the metal magnetic ring;
establishing a magnetic force grade reference table; it should be further noted that, in the specific implementation process, a plurality of magnetic force levels are arranged in the magnetic force level reference table, and each magnetic force level is provided with a corresponding magnetic force value range;
and obtaining the magnetic force level of the metal magnetic ring according to the magnetic force value of the metal magnetic ring obtained by the magnetic detection equipment, and classifying and packaging the metal magnetic ring according to the magnetic force level of the metal magnetic ring.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (9)
1. A soft magnetic metal processing and manufacturing method is characterized by comprising the following steps:
the method comprises the following steps: baking the raw materials, and pressing the baked raw materials into a metal magnetic ring according to requirements;
step two: processing the obtained metal magnetic rings, and then sorting the metal magnetic rings;
step three: and respectively detecting the sorted metal magnetic rings to obtain the magnetic force values and the corresponding magnetic force levels of the metal magnetic rings, and packaging the qualified metal magnetic rings.
2. A soft magnetic metal processing and manufacturing method as claimed in claim 1, wherein the baking effect of the raw material is detected during the baking of the raw material, and the detecting process comprises:
establishing a baking platform, and setting a baking area on the baking platform; dividing the baking area into a plurality of sub-areas, and placing the raw materials in the baking area;
setting the baking temperature W1 and the baking time t1 of the baking area, and respectively obtaining a raw material sample in each sub-area after baking is finished; weighing each raw material sample to obtain the weight of the raw material sample, and marking the weight of each raw material sample as an initial weight; re-baking each raw material sample, and then obtaining the weight of each raw material sample after re-baking;
And obtaining the baking quality coefficient of the raw materials according to the initial weight and the re-baked weight of each raw material sample, and judging whether the baking of the raw materials is qualified or not according to the obtained baking quality coefficient.
3. A soft magnetic metal manufacturing method according to claim 2, wherein the duration of the re-baking is t2, the temperature is W2, and the duration of the re-baking is t2 < t1, the temperature of the re-baking is W2 < W1.
4. A soft magnetic metal processing and manufacturing method as claimed in claim 3, wherein the process of pressing the raw material into the metal magnetic ring comprises:
setting a demand input port, inputting a customization demand according to the demand of a user, and generating a production task according to the input customization demand; putting the baked raw materials into the furnace, and performing first inspection on the first produced metal magnetic ring; and when the first metal magnetic ring is qualified, continuously producing the metal magnetic ring according to the production task.
5. A soft magnetic metal machining manufacturing method as claimed in claim 4, wherein the process of performing a first check on the produced first metal magnetic ring comprises:
arranging a sealing unit and an auxiliary unit matched with the sealing unit;
Arranging a detection plate in the sealing unit, arranging a detection area on the detection plate, placing a first produced metal magnetic ring on the detection plate, and transmitting the metal magnetic ring into the detection area on the detection plate through the auxiliary unit;
after the metal magnetic ring reaches a detection area on the detection plate, generating a size detection signal to detect the metal magnetic ring;
identifying the position of the metal magnetic ring, and performing light and shadow imaging on the metal magnetic ring according to the identified position of the metal magnetic ring to obtain a metal magnetic ring detection model; and setting a metal magnetic ring standard model, setting a main body weight and a surface weight, comparing the metal magnetic ring standard model with a metal magnetic ring detection model to obtain a size comparison degree, and judging whether the size detection of the metal magnetic ring is qualified.
6. A soft magnetic metal machining and manufacturing method as claimed in claim 5, wherein the process of sorting the metal magnetic rings comprises:
placing a metal magnetic ring in a detection area on a detection plate:
arranging a parallel light unit, wherein the parallel light unit is used for emitting parallel light rays, and the parallel light rays comprise emission light rays and projection light rays;
and establishing a position light ray library, identifying the position of the metal magnetic ring in a detection area on the detection plate so as to control the parallel light unit to move, emitting parallel light rays, receiving and positioning the emitted parallel light rays to obtain a metal magnetic ring scanning model, and judging whether the metal magnetic ring meets the requirements.
7. A soft magnetic metal processing and manufacturing method as claimed in claim 6, wherein the obtaining process of the metal magnetic ring scanning model comprises: when emission radiation light is emitted, acquiring real-time images of the surface of the metal magnetic ring to obtain light images of the surface of the metal magnetic ring, and performing feature extraction on the light images to obtain light paths and corresponding reflection contact points;
when the projection light is emitted, recognizing the projection of the metal magnetic ring, and obtaining a projection drawing according to the projection of the metal magnetic ring; integrating the light ray data with the projection drawing to obtain projection analysis data;
and obtaining a metal magnetic ring scanning model according to the obtained projection analysis data.
8. A soft magnetic metal fabrication method of claim 7, wherein the establishing of the location ray library comprises:
the method comprises the steps of obtaining different positions of a metal magnetic ring in a detection area, dividing the detection area into a plurality of positioning areas according to the irradiation imaging of a parallel light unit, associating the positioning areas with the working modes of the corresponding parallel light units, and establishing a position light library.
9. A soft magnetic metal machining and manufacturing method according to claim 8, wherein the inspection process of the sorted metal magnetic ring includes: putting the metal magnetic ring into magnetic detection equipment, and outputting a magnetic force value of the metal magnetic ring;
Establishing a magnetic force grade reference table; and obtaining the magnetic force level of the metal magnetic ring according to the magnetic force value of the metal magnetic ring obtained by the magnetic detection equipment, and classifying and packaging the metal magnetic ring according to the magnetic force level of the metal magnetic ring.
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| CN202210387227.0A CN114749391B (en) | 2022-04-13 | 2022-04-13 | Soft magnetic metal processing and manufacturing method |
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| CN202210387227.0A CN114749391B (en) | 2022-04-13 | 2022-04-13 | Soft magnetic metal processing and manufacturing method |
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| CN114749391B (en) | 2024-01-09 |
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