CN105810427A - Production process for control annunciator of high-strength and abrasion-resistant automobile antiblock brake system (ABS) - Google Patents
Production process for control annunciator of high-strength and abrasion-resistant automobile antiblock brake system (ABS) Download PDFInfo
- Publication number
- CN105810427A CN105810427A CN201610318697.6A CN201610318697A CN105810427A CN 105810427 A CN105810427 A CN 105810427A CN 201610318697 A CN201610318697 A CN 201610318697A CN 105810427 A CN105810427 A CN 105810427A
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- China
- Prior art keywords
- magnet ring
- control signal
- signal device
- system control
- abs system
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Classifications
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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
- H01F41/0253—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 for manufacturing permanent magnets
- H01F41/0266—Moulding; Pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
- H01F1/113—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
Abstract
The invention discloses a production process of a control annunciator of a high-strength and abrasion-resistant automobile antiblock brake system (ABS). The production process comprises the steps of magnetic ring raw material constituents and content, sieving, weighting, one-time hybrid stirring, drying, one-time extrusion, one-time smashing, secondary hybrid stirring, secondary extrusion, secondary smashing, forming, demagnetizing and magnetizing. The control annunciator of the automobile ABS, produced according to the method, has the advantages of high strength, abrasion resistance, stable magnetic intensity sensing capability, high signal induction and long service lifetime.
Description
Technical field
The present invention relates to automobile ABS system, particularly relate to the production technology of high-strength abrasion-proof automobile ABS system control signal device.
Background technology
Anti-blocking brake system (antilockbrakesystem) is called for short ABS.Effect be exactly when automobile brake, automatically controls the size of braking device brake force, makes wheel not by locking, is in the state of limit rolling sliding (slip rate about 20%), to ensure that the adhesive force of wheel and ground is at maximum.
There are some problems in conventional automobile ABS system control signal device, sandstone it is easily accessible in wheel hub, big with same sex rubber and plastic magnetic friction loss, magnetic property perception signal is impacted, and it is rubber magnet due to what adopt, causes that the life-span of its material and loss are all relatively big, and the signal transmitted is not sufficiently stable, intensity is not high, not wear-resistant.
Summary of the invention
For above-mentioned Problems existing, it is desirable to provide the production technology of high-strength abrasion-proof automobile ABS system control signal device, the present invention proposes the production technology of the automobile ABS system control signal device that the stable pole anisotropy magnetic material of a kind of high intensity, high wear-resistant, magnetic intensity sensing capability is made, the induced signal utilizing this material production automobile ABS system control signal device magnetic property is unaffected, and long service life, and adopt this automobile ABS system control signal device magnetic that new production technology produces strong, magnetic pole orientation standard.
To achieve these goals, the technical solution adopted in the present invention is as follows:
The production technology of high-strength abrasion-proof automobile ABS system control signal device, comprises the following steps:
1) magnet ring starting components and content: include strontium ferrite 87.5-90wt%, nylon66 fiber 8-10wt%, peroxidating neodecanoic acid isopropylbenzene fat 1.2-1.5wt% and silane coupler 0.8-1wt% according to weight percent successively；
2) sieve, weigh: proportionally weigh above-mentioned starting components and 80,100,120 order mesh screens carry out three level screen excessively successively；
3) mixed once stirring: the raw material sieved through step (2) sequentially enters batch mixer and carries out batch mixing, and speed of agitator is 100-150r/min；
4) drying: batch mixing enters dehydrator and dries, dry temperature and be 100-120 DEG C, temperature, from 0 DEG C, is increased to 100-120 DEG C with the speed of rising per minute 5 DEG C by temperature in drying course gradually, and is incubated drying 1-1.5 hour；
5) once extrude: batch mixing enters extruder for shaping, and material is extruded to molten condition, and extrusion temperature 250-270 DEG C, the charging aperture at extruder is provided with a preheating apparatus；
6) primary fragmentation: the crude product of extruded molding carries out primary fragmentation in disintegrating machine, analyzes spectrogrph through rareearth magnetic material after having crushed and carries out first test verification；
7) secondary mix and blend: enter in batch mixer through broken crude product granule and carry out secondary mix and blend, speed of agitator 200-250r/min；
8) secondary extrusion: rerolling enters in extruder and carries out secondary extrusion molding, extrusion temperature 250-270 DEG C, and the charging aperture at extruder is provided with secondary preheating apparatus；
9) second-time breakage: carry out second-time breakage through disintegrating machine through the semi-finished product of secondary extrusion molding, analyzes spectrogrph through rareearth magnetic material after having crushed and carries out second test inspection；
10) molding: the inserts of automobile ABS system control signal device is put in mould, the semi-finished granules of second-time breakage is through the charging aperture charging successively of forming machine, magnetic field orientating is set in mould, after the magnetic field orientating of mould, encloses magnet ring in the equal injection moulding one of inserts upper surface and bottom surface；With drying pipeline in mould, the magnet ring on the automobile ABS system control signal device inserts of injection mo(u)lding is dried in time, and ventilates in drying pipeline simultaneously, take away moisture in time, dry temperature and be 90-100 DEG C；
11) demagnetize and magnetize: the magnet ring after magnetic field orientating first carries out demagnetization process, magnetizing at the chuck that magnetizes through customization, reaching the magnetic pole purpose needed.
Further, a preheating apparatus in described step (5) " once extrusion " and the secondary preheating apparatus in described step (8) " secondary extrusion " are arranged at above described extruder loading hopper, the heating that heats up is carried out by the interior heating element heater set, and temperature sensor control heating-up temperature is set, it is tightly connected between preheating apparatus and loading hopper, and in preheating apparatus, sets portable agitator.
Further, described control signal device inserts includes matrix and one-body molded with this matrix and central hollow annular panel, and the processing of described magnet ring is on the upper surface and bottom surface of described annular panel.
Further, the processing of described magnet ring inward flange has a circle teeth limit.
Further, the width of described magnet ring is 3-4mm, and thickness is 1-2mm, and the width of the magnet ring of described automobile ABS system control signal device inserts bottom surface is compared with the little 1-2mm of the width of the magnet ring of upper surface.
The invention has the beneficial effects as follows: compared with prior art, advantages of the present invention have following some,
One, adopts new starting components and content, and preparation is different from the magnet ring of existing rubber magnet performance, and this magnet ring relatively high magnetism is wear-resistant, good stability, long service life；
Its two, processing method is improved, is improved the uniformity of magnet ring material further by twice extrusion, the step such as broken so that the quality of the magnet ring produced is higher；
Its three, technical solution of the present invention arranges a circle teeth limit on automobile ABS system control signal device inserts inward flange, and the design on this teeth limit further increases the contact area of magnet ring, and magnetic is higher, bonding more firm；
Additionally, the magnetic property induced signal passing through the raw material composition of the present invention and the automobile ABS system control signal device of production method production is unaffected, signal transmission is more stable, accurate.
Accompanying drawing explanation
Fig. 1 is the schematic front view of automobile ABS system control signal device of the present invention；
Fig. 2 is the schematic top plan view of automobile ABS system control signal device of the present invention；
Fig. 3 is the elevational schematic view of automobile ABS system control signal device of the present invention；
Fig. 4 is the schematic diagram of automobile ABS system control signal device inserts of the present invention.
Wherein: 1-matrix, 2-annular panel, 3-teeth limit, 4-magnet ring.
Detailed description of the invention
In order to make those of ordinary skill in the art be better understood on technical scheme, below in conjunction with drawings and Examples, technical scheme is further described.
Embodiment one: with reference to the production technology of the high-strength abrasion-proof automobile ABS system control signal device shown in accompanying drawing 1-3, comprise the following steps:
1) magnet ring starting components and content: include strontium ferrite 87.5wt%, nylon66 fiber 10wt%, peroxidating neodecanoic acid isopropylbenzene fat 1.2wt% and silane coupler 1wt% according to weight percent successively；
2) sieve, weigh: proportionally weigh above-mentioned starting components and 80,100,120 order mesh screens carry out three level screen excessively successively, more uniform through the raw materials particles degree of three level screen, it is more prone to batch mixing, follow-up once extrusion, secondary extrusion can be played assosting effect again, improve the mixing homogeneity of granule；
3) mixed once stirring: the raw material sieved through step (2) sequentially enters batch mixer and carries out batch mixing, and speed of agitator is 100r/min；
4) drying: batch mixing enters dehydrator and dries, drying temperature is 120 DEG C, and temperature, from 0 DEG C, is increased to 120 DEG C with the speed of rising per minute 5 DEG C by temperature in drying course gradually, and is incubated drying 1 hour；Drying course adopts the mode heated up gradually dry, good drying effect can not only be reached, save the energy, and the mode dried that heats up gradually is not result in the change of feed stock material crystal structure, it is ensured that the original performance of raw material；
5) once extrude: batch mixing enters extruder for shaping, and material is extruded to molten condition, and extrusion temperature 250 DEG C, the charging aperture at extruder is provided with a preheating apparatus；
One time preheating apparatus is arranged at above described extruder loading hopper, the heating that heats up is carried out by the interior heating element heater set, and temperature sensor control heating-up temperature is set, it is tightly connected between preheating apparatus and loading hopper, and in preheating apparatus, sets portable agitator；The temperature of compound of drying is unlikely to quick reduction to adopt pre-warmed purpose to be to ensure that, by preheating apparatus, compound feeding temperature is kept consistent with the temperature after drying as much as possible, so also can save compound and enter the heating-up time of extruder in extruder, improve extrusion effect and efficiency；
6) primary fragmentation: the crude product of extruded molding carries out primary fragmentation in disintegrating machine, analyzes spectrogrph through rareearth magnetic material after having crushed and carries out first test verification；
7) secondary mix and blend: enter in batch mixer through broken crude product granule and carry out secondary mix and blend, speed of agitator 200r/min, mixing time 2.5h；
8) secondary extrusion: rerolling enters in extruder and carries out secondary extrusion molding, extrusion temperature 270 DEG C, and the charging aperture at extruder is provided with secondary preheating apparatus, the structure of secondary preheating apparatus and a preheating apparatus, act on all identical；
9) second-time breakage: carry out second-time breakage through disintegrating machine through the semi-finished product of secondary extrusion molding, analyzes spectrogrph through rareearth magnetic material after having crushed and carries out second test inspection；
The present invention mainly through once, second-time breakage, once extrusion and secondary extrusion, it it is the injection moulding quality that improves magnet ring 4 of the technique by two-stage, improve the stability of magnetic pole, improve the uniformity of the raw material mixing of magnet ring 4, because through checking the Density inhomogeneity of its crude product after once extrusion, cause that follow-up magnetic is unstable, and some granulated magnetic powder number also different, the crudy of magnet ring 4 can be affected；
10) molding: the inserts of automobile ABS system control signal device is put in mould, the semi-finished granules of second-time breakage is through the charging aperture charging successively of forming machine, magnetic field orientating is set in mould, after the magnetic field orientating of mould, encloses magnet ring 4 in the equal injection moulding one of inserts upper surface and bottom surface；With drying pipeline in mould, the magnet ring 4 on the automobile ABS system control signal device inserts of injection mo(u)lding is dried in time, and ventilates in drying pipeline simultaneously, take away moisture in time, dry temperature and be 90-100 DEG C；
11) demagnetize and magnetize: the magnet ring after magnetic field orientating first carries out demagnetization process, magnetizing at the chuck that magnetizes through customization, reaching the magnetic pole purpose needed；The present invention is by first carrying out magnetic field orientating to magnet ring 4 in a mold, it is determined that N pole and S extremely after, then demagnetize, magnetize as required under the guide effect of N pole and S pole again after demagnetization, reach good magnetic pole and the purpose of more stable magnetic.
Further, described control signal device inserts includes matrix 1 and one-body molded with this matrix 1 and central hollow annular panel 2, and described magnet ring 4 is processed on the upper surface and bottom surface of described annular panel 2；The processing of described magnet ring 4 inward flange has a circle teeth limit 3；Teeth limit 3 can increase the contact area of injection moulding between magnet ring 4 and inserts, can not only improve bonding fastness, moreover it is possible to improves the contact area of magnet ring 4, strengthens magnetic.
Further, the width of described magnet ring 4 is 3-4mm, and thickness is 1-2mm, and the width of the magnet ring 4 of described automobile ABS system control signal device inserts bottom surface is compared with the little 1-2mm of width of the magnet ring 4 of upper surface.
The qualification rate producing automobile ABS system control signal device through embodiment all one's life reaches 98.6%.
Embodiment two: with embodiment one the difference is that,
1) magnet ring starting components and content: include strontium ferrite 88wt%, nylon66 fiber 9wt%, peroxidating neodecanoic acid isopropylbenzene fat 1.4wt% and silane coupler 0.9wt% according to weight percent successively；
3) mixed once stirring: the raw material sieved through step (2) sequentially enters batch mixer and carries out batch mixing, and speed of agitator is 120r/min；
4) drying: batch mixing enters dehydrator and dries, drying temperature is 110 DEG C, and temperature, from 0 DEG C, is increased to 110 DEG C with the speed of rising per minute 5 DEG C by temperature in drying course gradually, and is incubated drying 1.2 hours；
5) once extrude: batch mixing enters extruder for shaping, and material is extruded to molten condition, and extrusion temperature 260 DEG C, the charging aperture at extruder is provided with a preheating apparatus；
7) secondary mix and blend: enter in batch mixer through broken crude product granule and carry out secondary mix and blend, speed of agitator 220r/min, mixing time 2h；
8) secondary extrusion: rerolling enters in extruder and carries out secondary extrusion molding, extrusion temperature 260 DEG C, and the charging aperture at extruder is provided with secondary preheating apparatus, the structure of secondary preheating apparatus and a preheating apparatus, act on all identical.
The qualification rate producing automobile ABS system control signal device through embodiment two reaches 98.7%.
Embodiment three: with embodiment one the difference is that,
1) magnet ring starting components and content: include strontium ferrite 90wt%, nylon66 fiber 8wt%, peroxidating neodecanoic acid isopropylbenzene fat 1.5wt% and silane coupler 0.8wt% according to weight percent successively；
3) mixed once stirring: the raw material sieved through step (2) sequentially enters batch mixer and carries out batch mixing, and speed of agitator is 150r/min；
4) drying: batch mixing enters dehydrator and dries, drying temperature is 100 DEG C, and temperature, from 0 DEG C, is increased to 100 DEG C with the speed of rising per minute 5 DEG C by temperature in drying course gradually, and is incubated drying 1.5 hours；
5) once extrude: batch mixing enters extruder for shaping, and material is extruded to molten condition, and extrusion temperature 270 DEG C, the charging aperture at extruder is provided with a preheating apparatus；
7) secondary mix and blend: enter in batch mixer through broken crude product granule and carry out secondary mix and blend, speed of agitator 250r/min, mixing time 1.8h；
8) secondary extrusion: rerolling enters in extruder and carries out secondary extrusion molding, extrusion temperature 250 DEG C.
The qualification rate producing automobile ABS system control signal device through the embodiment three lives reaches 98.5%.
Claims (5)
1. the production technology of high-strength abrasion-proof automobile ABS system control signal device, it is characterised in that comprise the following steps:
1) magnet ring starting components and content: include strontium ferrite 87.5-90wt%, nylon66 fiber 8-10wt%, peroxidating neodecanoic acid isopropylbenzene fat 1.2-1.5wt% and silane coupler 0.8-1wt% according to weight percent successively；
2) sieve, weigh: proportionally weigh above-mentioned starting components and 80,100,120 order mesh screens carry out three level screen excessively successively；
3) mixed once stirring: the raw material sieved through step (2) sequentially enters batch mixer and carries out batch mixing, and speed of agitator is 100-150r/min；
4) drying: batch mixing enters dehydrator and dries, dry temperature and be 100-120 DEG C, temperature, from 0 DEG C, is increased to 100-120 DEG C with the speed of rising per minute 5 DEG C by temperature in drying course gradually, and is incubated drying 1-1.5 hour；
5) once extrude: batch mixing enters extruder for shaping, and material is extruded to molten condition, and extrusion temperature 250-270 DEG C, the charging aperture at extruder is provided with a preheating apparatus；
6) primary fragmentation: the crude product of extruded molding carries out primary fragmentation in disintegrating machine, analyzes spectrogrph through rareearth magnetic material after having crushed and carries out first test verification；
7) secondary mix and blend: enter in batch mixer through broken crude product granule and carry out secondary mix and blend, speed of agitator 200-250r/min；
8) secondary extrusion: rerolling enters in extruder and carries out secondary extrusion molding, extrusion temperature 250-270 DEG C, and the charging aperture at extruder is provided with secondary preheating apparatus；
9) second-time breakage: carry out second-time breakage through disintegrating machine through the semi-finished product of secondary extrusion molding, analyzes spectrogrph through rareearth magnetic material after having crushed and carries out second test inspection；
10) molding: the inserts of automobile ABS system control signal device is put in mould, the semi-finished granules of second-time breakage is through the charging aperture charging successively of forming machine, magnetic field orientating is set in mould, after the magnetic field orientating of mould, encloses magnet ring in the equal injection moulding one of inserts upper surface and bottom surface；With drying pipeline in mould, the magnet ring on the automobile ABS system control signal device inserts of injection mo(u)lding is dried in time, and ventilates in drying pipeline simultaneously, take away moisture in time, dry temperature and be 90-100 DEG C；
11) demagnetize and magnetize: the magnet ring after magnetic field orientating first carries out demagnetization process, magnetizing at the chuck that magnetizes through customization, reaching the magnetic pole purpose needed.
2. the production technology of high-strength abrasion-proof automobile ABS system control signal device according to claim 1, it is characterized in that: a preheating apparatus in described step (5) " once extrusion " and the secondary preheating apparatus in described step (8) " secondary extrusion " are arranged at above described extruder loading hopper, the heating that heats up is carried out by the interior heating element heater set, and temperature sensor control heating-up temperature is set, it is tightly connected between preheating apparatus and loading hopper, and in preheating apparatus, sets portable agitator.
3. the production technology of high-strength abrasion-proof automobile ABS system control signal device according to claim 2, it is characterized in that: described control signal device inserts includes matrix and one-body molded with this matrix and central hollow annular panel, the processing of described magnet ring is on the upper surface and bottom surface of described annular panel.
4. the production technology of high-strength abrasion-proof automobile ABS system control signal device according to claim 3, it is characterised in that: the processing of described magnet ring inward flange has a circle teeth limit.
5. the production technology of the high-strength abrasion-proof automobile ABS system control signal device according to any one of claim 1-4, it is characterized in that: the width of described magnet ring is 3-4mm, thickness is 1-2mm, and the width of the magnet ring of described automobile ABS system control signal device inserts bottom surface is compared with the little 1-2mm of the width of the magnet ring of upper surface.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002110411A (en) * | 2000-09-27 | 2002-04-12 | Sumitomo Metal Mining Co Ltd | Rare earth hybrid magnet composition and magnet using the same |
| CN103337325A (en) * | 2012-12-19 | 2013-10-02 | 横店集团东磁股份有限公司 | Nylon ferrite composite magnet device and fabrication method thereof |
| CN103332936A (en) * | 2012-11-21 | 2013-10-02 | 横店集团东磁股份有限公司 | Method of preparing permanent magnetic ferrite radial rings by injection and extrusion moulding and sintering |
| CN203418743U (en) * | 2013-07-16 | 2014-02-05 | 江阴市海江高分子材料有限公司 | Fed material preheating system for extruding machine |
| CN104029281A (en) * | 2014-06-05 | 2014-09-10 | 浙江大学 | Injection forming method of soft magnetic ferrite material |
| CN204044175U (en) * | 2013-11-13 | 2014-12-24 | 现代摩比斯株式会社 | Magnetic encoder structure |
| CN204818067U (en) * | 2015-06-28 | 2015-12-02 | 浙江康盈磁业有限公司 | Tombarthite magnetically hard material production facility |
-
2016
- 2016-05-13 CN CN201610318697.6A patent/CN105810427B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002110411A (en) * | 2000-09-27 | 2002-04-12 | Sumitomo Metal Mining Co Ltd | Rare earth hybrid magnet composition and magnet using the same |
| CN103332936A (en) * | 2012-11-21 | 2013-10-02 | 横店集团东磁股份有限公司 | Method of preparing permanent magnetic ferrite radial rings by injection and extrusion moulding and sintering |
| CN103337325A (en) * | 2012-12-19 | 2013-10-02 | 横店集团东磁股份有限公司 | Nylon ferrite composite magnet device and fabrication method thereof |
| CN203418743U (en) * | 2013-07-16 | 2014-02-05 | 江阴市海江高分子材料有限公司 | Fed material preheating system for extruding machine |
| CN204044175U (en) * | 2013-11-13 | 2014-12-24 | 现代摩比斯株式会社 | Magnetic encoder structure |
| CN104029281A (en) * | 2014-06-05 | 2014-09-10 | 浙江大学 | Injection forming method of soft magnetic ferrite material |
| CN204818067U (en) * | 2015-06-28 | 2015-12-02 | 浙江康盈磁业有限公司 | Tombarthite magnetically hard material production facility |
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