CN109273236A - A kind of manufacturing method of quick FERRITE CORE sample - Google Patents
A kind of manufacturing method of quick FERRITE CORE sample Download PDFInfo
- Publication number
- CN109273236A CN109273236A CN201811148800.2A CN201811148800A CN109273236A CN 109273236 A CN109273236 A CN 109273236A CN 201811148800 A CN201811148800 A CN 201811148800A CN 109273236 A CN109273236 A CN 109273236A
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- China
- Prior art keywords
- magnetic core
- green compact
- half green
- product
- sintering
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
Abstract
The invention discloses a kind of manufacturing methods of quick FERRITE CORE sample, make magnetic core product blank, and the magnetic core product blank is cuboid construction；Magnetic core product blank is put into progress dumping processing in high temperature sintering furnace, is fabricated to half green compact；Suitable half green compact are selected according to the magnetic core product demand information of client；Ready half green compact are placed on workbench, and carry out CNC working process using double of green compact of CNC machine；Half green compact after CNC working process are put into high temperature sintering furnace and are sintered, semi-finished product magnetic core is fabricated to；Semi-finished product magnetic core is transferred to grinding device, semi-finished product are ground according to the magnetic core product demand information of client, are fabricated to magnetic core sample.The present invention is according to suitable half green compact of magnetic core product size selection of customer demand, double of green compact carries out CNC working process, guarantee that subsequent grinding device carries out more accurate grinding operation to half green compact after sintering processes by reserving amount of grinding, substantially increases producing efficiency.
Description
Technical field
The present invention relates to a kind of technical fields of mechanical processing, more particularly, to a kind of manufacture of quick FERRITE CORE sample
Method.
Background technique
Usually before ferrite product largely manufactures, it would be desirable to provide easy ferrite sample to client so as to right
Product function is assessed, and in the case where client is unsatisfied with and production is completed in the workpiece such as product mold, loss can not just be kept away
Exempt from.
Sample manufacture is processed using ripe base in the prior art, and the characteristic of ripe base product has been fixed with size, Wu Fajin
Row secondary innovation change, ripe base processing drawback are that engraving hardness is big, and product embrittlement is extremely difficult to client's use in appearance and wants
It asks, and higher to the requirement of used machine table, corresponding board cost will be higher；In sample characteristics of for example use aspect,
The production of ripe base, which is provided, goes that existing blank is passively selected to be made according to customer demand, be unfavorable for reducing post-production at
This.
Summary of the invention
Based on this, it is necessary in view of the deficiencies of the prior art, a kind of manufacturing method of quick FERRITE CORE sample is provided,
It after first sample structure blank is made, is made demands according still further to client, is re-worked by sintering process, make sample
Product characteristic more meets customer demand, and the sample met customer need quickly is provided using lower cost, and client can use up
Fast takes sample, carries out theoretical validation, Performance Evaluation.
In order to solve the above technical problems, the technical scheme adopted by the invention is that: a kind of preparation method of zirconium starch, packet
Include following steps:
(1), magnetic core product blank is made, the magnetic core product blank is cuboid construction；
(2), magnetic core product blank is put into progress dumping processing in high temperature sintering furnace, is fabricated to half green compact；
(3), suitable half green compact are selected according to the magnetic core product demand information of client, wherein the section of magnetic core product is " mountain "
Type construction, the magnetic core product are provided with groove portion and back；
(4), ready half green compact are placed on workbench, and carry out CNC working process using double of green compact of CNC machine；
(5), half green compact after CNC working process are put into high temperature sintering furnace and are sintered, be fabricated to semi-finished product
Magnetic core；
(6), semi-finished product magnetic core is transferred to grinding device, semi-finished product is ground according to the magnetic core product demand information of client
Mill, is fabricated to magnetic core sample.
The step (3) includes the following steps: in one of the embodiments,
(3.1), the magnetic core product dimension information of client is obtained；
(3.2), the sintering shrinkage k of half green compact is obtained；
(3.3), the dimension information of half green compact is obtained according to the sintering shrinkage of half green compact and magnetic core product dimension information；
(3.4), the suitable half green compact construction of selection from step (2).
It is in one of the embodiments, 1350 ~ 1400 DEG C in sintering temperature in the step (3.2), sintering time is
When 3.5 ~ 4h, the sintering shrinkage k of half green compact is 14% ~ 15%.
The step (4) includes the following steps: in one of the embodiments,
Obtain the groove portion depth value h of the magnetic core product and total height H of magnetic core product；
The groove portion depth value h1 of half green compact after determining CNC working process according to reserved amount of grinding a and the total height of half green compact
H1, wherein h1=(h+a) * (1+k), H1=(H+a+a) * (1+k), k are the sintering shrinkage of half green compact.
The product blank die cast in one of the embodiments,.
The sintering temperature that dumping is handled in the step (2) in one of the embodiments, is 900 ~ 1000 DEG C, when sintering
Between be 4 ~ 5h.
In one of the embodiments, the sintering temperature of the sintering processes be 1350 ~ 1400 DEG C, sintering time be 3.5 ~
4h。
In conclusion a kind of magnetic core product of the manufacturing method of quick FERRITE CORE sample of the present invention according to customer demand
Suitable half green compact of size selection carry out CNC working process using double of green compact of CNC machine, after guaranteeing by reserved amount of grinding
Continuous grinding device carries out more accurate grinding operation to half green compact after sintering processes, substantially increases the production effect of magnetic core sample
Rate has saved magnetic core sample making cost, while making magnetic core sample meet customer need, quickly client can be allowed to take
Magnetic core sample.
Detailed description of the invention
Fig. 1 is the structure front view of magnetic core sample of the present invention；
Fig. 2 is the structure top view of magnetic core sample of the present invention.
Specific embodiment
To further understand the features of the present invention, technological means and specific purposes achieved, function, below with reference to
Present invention is further described in detail for the drawings and the specific embodiments.
As depicted in figs. 1 and 2, a kind of manufacturing method of quick FERRITE CORE sample of the present invention includes the following steps:
(1), magnetic core product blank is made, the magnetic core product blank is that the cuboid of different size constructs, the magnetic core product
Blank die cast；
(2), the good magnetic core product blank of die cast is put into progress dumping processing in high temperature sintering furnace, is fabricated to different rule
Half green compact of lattice；Wherein, the sintering temperature of dumping processing is 900 ~ 1000 DEG C, and sintering time is 4 ~ 5h；
(3), suitable half green compact are selected according to the magnetic core product demand information of client, wherein the section of magnetic core product is " mountain "
Type construction, the magnetic core product are provided with groove portion and back；
(4), ready half green compact are placed on workbench, and carry out CNC working process using double of green compact of CNC machine；
(5), half green compact after CNC working process are put into high temperature sintering furnace and are sintered, be fabricated to semi-finished product
Magnetic core；Wherein, the sintering temperature of sintering processes is 1350 ~ 1400 DEG C, and sintering time is 3.5 ~ 4h；
(6), semi-finished product magnetic core is transferred to grinding device, semi-finished product is ground according to the magnetic core product demand information of client
Mill, is fabricated to magnetic core sample.
The step (3) includes the following steps: in one of the embodiments,
(3.1), the magnetic core product dimension information of client is obtained；
(3.2), obtain half green compact sintering shrinkage k, wherein sintering temperature be 1350 ~ 1400 DEG C, sintering time be 3.5 ~ 4h
When, the sintering shrinkage of half green compact of 3C95 material is 14% ~ 15%；Wherein, 3C95 material is that winged magnetic electronic material (Dongguan) is limited
Material model corresponding to the power ferrite material of company's production.
(3.3), the dimension information of half green compact is obtained according to the sintering shrinkage of half green compact and magnetic core product dimension information；
(3.4), the suitable half green compact construction of selection from step (2).
The step (4) includes the following steps: in one of the embodiments,
Obtain the groove portion depth value h of the magnetic core product and total height H of magnetic core product；
The groove portion depth value h1 of half green compact after determining CNC working process according to reserved amount of grinding a and the total height of half green compact
H1, wherein h1=(h+a) * (1+k), H1=(H+a+a) * (1+k).
Embodiment one
The blank of different dimensions is produced by compression molding process, then is handled by high temperature sintering furnace dumping, is obtained not
With half green compact of dimensions；It is 1350 ~ 1400 DEG C in sintering temperature, sintering time is by taking half green compact of 3C95 material as an example
When 3.5 ~ 4h, the sintering shrinkage of half green compact of 3C95 material is that the sintering shrinkage of half green compact of 14% ~ 15%, 3C95 material is averaged
It is 14.5% after value.
Obtain the magnetic core product dimension information of client, wherein the groove portion depth of magnetic core product is 6.5mm, magnetic core product
Total height is 10mm, to ensure that error occurs in subsequent grinding process, needs reserved grinding after double of green compact carries out CNC working process
Amount, wherein it is 1mm that the groove portion of half green compact after CNC working process, which reserves amount of grinding, half green compact after CNC working process
It is 1mm that amount of grinding is reserved at back, is (6.5+1) * so as to calculate the groove portion depth of half green compact after CNC working process
1.145 ≈ 8.59mm, the total height of half green compact after CNC working process are (10+2) * 1.145 ≈ 13.74mm, so as to
Total height is selected to carry out CNC working process for suitable half green compact of 14.24mm.
Selected half green compact are placed on workbench, require to carry out according to above-mentioned size using double of green compact of CNC machine
CNC working process, by half green compact working process at half green compact of demand size.
Half green compact after CNC working process are put into high temperature sintering furnace and are sintered, according to half green compact
It is sintered the available semi-finished product magnetic core of shrinkage property.
Finally semi-finished product magnetic core is transferred in grinding device and is ground, amount of grinding is reserved according to groove portion and back is reserved
Amount of grinding grinds semi-finished product magnetic core, to reach the magnetic core product size of customer requirement, completes the production of magnetic core sample,
Entire magnetic core sample cycle only needs 2 ~ 3 days, and the magnetic core product for producing customer requirement than die sinking can shift to an earlier date at least 14 days left sides
The right side substantially increases the producing efficiency of magnetic core sample, has saved magnetic core sample making cost, and magnetic core sample is made to meet client's need
While asking, client can quickly be allowed to take magnetic core sample, then carry out theoretical validation, Performance Evaluation operation.
In conclusion a kind of magnetic core product of the manufacturing method of quick FERRITE CORE sample of the present invention according to customer demand
Suitable half green compact of size selection carry out CNC working process using double of green compact of CNC machine, after guaranteeing by reserved amount of grinding
Continuous grinding device carries out more accurate grinding operation to half green compact after sintering processes, substantially increases the production effect of magnetic core sample
Rate has saved magnetic core sample making cost, while making magnetic core sample meet customer need, quickly client can be allowed to take
Magnetic core sample.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitation of the scope of the invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection model of the invention
It encloses.Therefore, protection scope of the present invention should be determined by the appended claims.
Claims (7)
1. a kind of manufacturing method of quick FERRITE CORE sample, which comprises the steps of:
(1), magnetic core product blank is made, the magnetic core product blank is cuboid construction；
(2), magnetic core product blank is put into progress dumping processing in high temperature sintering furnace, is fabricated to half green compact；
(3), suitable half green compact are selected according to the magnetic core product demand information of client, wherein the section of magnetic core product is " mountain "
Type construction, the magnetic core product are provided with groove portion and back；
(4), ready half green compact are placed on workbench, and carry out CNC working process using double of green compact of CNC machine；
(5), half green compact after CNC working process are put into high temperature sintering furnace and are sintered, be fabricated to semi-finished product
Magnetic core；
(6), semi-finished product magnetic core is transferred to grinding device, semi-finished product is ground according to the magnetic core product demand information of client
Mill, is fabricated to magnetic core sample.
2. a kind of manufacturing method of quick FERRITE CORE sample as described in claim 1, which is characterized in that the step
(3) include the following steps:
(3.1), the magnetic core product dimension information of client is obtained；
(3.2), the sintering shrinkage k of half green compact is obtained；
(3.3), the dimension information of half green compact is obtained according to the sintering shrinkage of half green compact and magnetic core product dimension information；
(3.4), the suitable half green compact construction of selection from step (2).
3. a kind of manufacturing method of quick FERRITE CORE sample as claimed in claim 2, which is characterized in that the step
(3.2) in when sintering temperature is 1350 ~ 1400 DEG C, and sintering time is 3.5 ~ 4h, the sintering shrinkage k of half green compact is 14% ~ 15%.
4. a kind of manufacturing method of quick FERRITE CORE sample as claimed in claim 1 or 2, which is characterized in that the step
Suddenly (4) include the following steps:
Obtain the groove portion depth value h of the magnetic core product and total height H of magnetic core product；
The groove portion depth value h1 of half green compact after determining CNC working process according to reserved amount of grinding a and the total height of half green compact
H1, wherein h1=(h+a) * (1+k), H1=(H+a+a) * (1+k), k are the sintering shrinkage of half green compact.
5. a kind of manufacturing method of quick FERRITE CORE sample as claimed in claim 1 or 2, it is characterised in that: the production
Product blank die cast.
6. a kind of manufacturing method of quick FERRITE CORE sample as claimed in claim 1 or 2, it is characterised in that: the step
Suddenly the sintering temperature that dumping is handled in (2) is 900 ~ 1000 DEG C, and sintering time is 4 ~ 5h.
7. a kind of manufacturing method of quick FERRITE CORE sample as claimed in claim 1 or 2, it is characterised in that: the burning
The sintering temperature of knot processing is 1350 ~ 1400 DEG C, and sintering time is 3.5 ~ 4h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811148800.2A CN109273236A (en) | 2018-09-29 | 2018-09-29 | A kind of manufacturing method of quick FERRITE CORE sample |
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| CN201811148800.2A CN109273236A (en) | 2018-09-29 | 2018-09-29 | A kind of manufacturing method of quick FERRITE CORE sample |
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Citations (7)
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| CN101202486A (en) * | 2007-09-30 | 2008-06-18 | 许正民 | Method for making radial direction orientation permanent ferrite rotor |
| CN103143711A (en) * | 2013-02-06 | 2013-06-12 | 李上奎 | Artificial tooth and preparation method thereof |
| CN103920879A (en) * | 2014-02-28 | 2014-07-16 | 深圳市磁研科技有限公司 | Near-net forming process of rare earth magnetic powder particles |
| CN104157441A (en) * | 2014-08-15 | 2014-11-19 | 无锡斯贝尔磁性材料有限公司 | Technology for manufacturing finished magnetic core |
| CN104392834A (en) * | 2014-05-14 | 2015-03-04 | 深圳顺络电子股份有限公司 | Manufacturing method of iron powder core blank and manufacturing method of iron powder core |
| CN106977200A (en) * | 2017-03-16 | 2017-07-25 | 东莞华晶粉末冶金有限公司 | A kind of method for manufacturing zirconium oxide ceramic false tooth |
| CN109087801A (en) * | 2017-12-22 | 2018-12-25 | 山东恒瑞磁电科技有限公司 | A kind of grinding attachment and its method of " E " type magnetic core |
-
2018
- 2018-09-29 CN CN201811148800.2A patent/CN109273236A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101202486A (en) * | 2007-09-30 | 2008-06-18 | 许正民 | Method for making radial direction orientation permanent ferrite rotor |
| CN103143711A (en) * | 2013-02-06 | 2013-06-12 | 李上奎 | Artificial tooth and preparation method thereof |
| CN103920879A (en) * | 2014-02-28 | 2014-07-16 | 深圳市磁研科技有限公司 | Near-net forming process of rare earth magnetic powder particles |
| CN104392834A (en) * | 2014-05-14 | 2015-03-04 | 深圳顺络电子股份有限公司 | Manufacturing method of iron powder core blank and manufacturing method of iron powder core |
| CN104157441A (en) * | 2014-08-15 | 2014-11-19 | 无锡斯贝尔磁性材料有限公司 | Technology for manufacturing finished magnetic core |
| CN106977200A (en) * | 2017-03-16 | 2017-07-25 | 东莞华晶粉末冶金有限公司 | A kind of method for manufacturing zirconium oxide ceramic false tooth |
| CN109087801A (en) * | 2017-12-22 | 2018-12-25 | 山东恒瑞磁电科技有限公司 | A kind of grinding attachment and its method of " E " type magnetic core |
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Application publication date: 20190125 |