CN117488235B - Automatic bluing equipment of neodymium iron boron - Google Patents
Automatic bluing equipment of neodymium iron boron Download PDFInfo
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- CN117488235B CN117488235B CN202410004728.5A CN202410004728A CN117488235B CN 117488235 B CN117488235 B CN 117488235B CN 202410004728 A CN202410004728 A CN 202410004728A CN 117488235 B CN117488235 B CN 117488235B
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- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 154
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 title claims abstract description 148
- 238000010438 heat treatment Methods 0.000 claims abstract description 140
- 239000007921 spray Substances 0.000 claims description 34
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 14
- 238000005536 corrosion prevention Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005571 horizontal transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000007669 thermal treatment Methods 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/02—Pretreatment of the material to be coated
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/80—After-treatment
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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
- H01F41/026—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 protecting methods against environmental influences, e.g. oxygen, by surface treatment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention relates to the field of surface corrosion prevention, in particular to neodymium iron boron automatic bluing equipment. Technical problems: in the prior art, when the surface of the neodymium iron boron is curved, the neodymium iron boron is heated unevenly everywhere during the bluing treatment, and then the bluing effect is seriously affected. The technical scheme is as follows: an automatic bluing device for neodymium iron boron comprises a frame, a chain conveyor I, a pretreatment bin and the like; the frame is provided with a chain conveyor I; the chain conveyor I is fixedly connected with a pretreatment bin. According to the invention, through the guidance of the neodymium iron boron sample I and the neodymium iron boron sample II, the positions of the heating rod I, the heating rod II and the neodymium iron boron body are controlled to be consistent, so that the heating of the upper surface and the lower surface of the neodymium iron boron body is more uniform, the bluing time of the neodymium iron boron body is consistent, and a uniform blue oxide layer effect is obtained.
Description
Technical Field
The invention relates to the field of surface corrosion prevention, in particular to neodymium iron boron automatic bluing equipment.
Background
In order to obtain the relatively excellent magnetic performance of the conventional neodymium iron boron permanent magnet material, the conventional neodymium iron boron permanent magnet material is generally required to be subjected to corrosion prevention treatment, so that the reduction or damage of the magnetic performance caused by corrosion failure is avoided, the service life of the neodymium iron boron is seriously influenced, and the stability and reliability of a product are reduced.
In the prior art, for example, (CN 217869038U) is a neodymium iron boron bluing device, a plurality of heating rods are arranged by horizontal transmission in a longer channel to perform bluing heat treatment on neodymium iron boron, and the device has a certain bluing effect on rectangular neodymium iron boron, but if the surface of the device is curved neodymium iron boron, the bluing effect is seriously affected because the relative positions of the surface of neodymium iron boron and the heating rods are inconsistent, so that the heating of the neodymium iron boron is uneven everywhere;
And do not set up corresponding pretreatment to neodymium iron boron, the neodymium iron boron is through accomplishing the heating and bluing in horizontal passageway, and the bluing temperature of neodymium iron boron is generally between 500 ℃ to 600 ℃, so need set up longer horizontal transmission passageway, avoid neodymium iron boron's the temperature rise too fast, the internal stress appears on neodymium iron boron surface and inside that lead to, the neodymium iron boron takes place to crack or warp to and the temperature is inhomogeneous, influence bluing effect's homogeneity, and through setting up longer horizontal transmission, cool down the neodymium iron boron, avoid neodymium iron boron cooling too fast, make the inside internal stress increase of neodymium iron boron, lead to the neodymium iron boron to appear cracking or warp, and the problem that neodymium iron boron magnetic property descends, but longer horizontal passageway, need occupy great place, and set up more heating rods, its corresponding maintenance detects the work degree of difficulty increase.
Disclosure of Invention
The technical problems of the invention are as follows:
in order to overcome the defects that in the prior art, the surface of neodymium iron boron is curved, and the heating of the neodymium iron boron is uneven when the neodymium iron boron is blued, so that the bluing effect is seriously affected, the invention provides an automatic bluing device for neodymium iron boron.
The technical implementation scheme adopted by the invention is as follows:
An automatic bluing device for neodymium iron boron comprises a frame, a chain conveyor I, a pretreatment bin, a chain conveyor II, a heat treatment bin, a chain conveyor III and a post treatment bin; the frame is provided with a chain conveyor I; the chain conveyor I is fixedly connected with a pretreatment bin; the frame is provided with a chain conveyor II; the left part of the chain conveyor II is connected with the chain conveyor I; the chain conveyor II is fixedly connected with a heat treatment bin, and the heat treatment bin is connected with a pretreatment bin; the frame is provided with a chain conveyor III; the left part of the chain conveyor III is connected with a chain conveyor II; the chain conveyor III is fixedly connected with a post-treatment bin which is connected with a heat treatment bin; the electric heating device also comprises a clamping component I, a positioning component I, a clamping component II, a positioning component II, a heating rod I, a heating rod II and an electric cabin door; the top of the heat treatment bin is connected with a clamping component I and a positioning component I; the positioning component I is connected with a plurality of heating rods I; the bottom of the heat treatment bin is connected with a clamping assembly II and a positioning assembly II; the positioning component II is connected with a plurality of heating rods II; the left part and the right part of the heat treatment bin are respectively provided with an electric cabin door; the clamping assembly I is used for fixing the neodymium iron boron sample I, and the positioning assembly I is used for enabling all the heating rods I and the neodymium iron boron body to be in relative positions; the clamping assembly II is used for fixing the neodymium iron boron sample II, and the positioning assembly II is used for enabling all heating rods II to be located at the relative positions with the neodymium iron boron body.
Furthermore, it is particularly preferred that the clamping assembly I comprises a fixing base I, an elastic element I and a clamping plate I; the top of the heat treatment bin is fixedly connected with two fixing seats I; a plurality of elastic pieces I are fixedly connected to each fixing seat I; the corresponding elastic piece I on each fixing seat I is fixedly connected with a clamping plate I; two splint I are used for the centre gripping fixed to neodymium iron boron sample I.
Furthermore, it is particularly preferred that the positioning assembly I comprises an electric actuator I, a connecting rod I and a contact rod I; two electric actuators I are arranged at the top of the heat treatment bin; the left side of the top of the heat treatment bin and the right side of the top of the heat treatment bin are respectively and slidably connected with a plurality of connecting rods I; every left Fang Liangan I is connected with a contact rod I respectively, and every contact rod I all is connected with right connecting rod I that corresponds, and every connecting rod I all is connected with heating rod I that corresponds.
Furthermore, it is particularly preferred that the clamping assembly ii comprises a fixing base ii, an elastic element ii and a clamping plate ii; the bottom of the heat treatment bin is fixedly connected with two fixing seats II; a plurality of elastic pieces II are fixedly connected to each fixing seat II; the corresponding elastic piece II on each fixing seat II is fixedly connected with a clamping plate II; two splint II are used for the centre gripping fixed to neodymium iron boron sample II.
Furthermore, it is particularly preferred that the positioning assembly ii comprises an electric actuator ii, a cross beam, a slide bar, an elastic element iii, a connecting rod ii and a contact rod ii; four electric actuators II which are arranged in a rectangular manner are arranged at the bottom of the heat treatment bin; the telescopic parts of the two electric actuators II at the left side are fixedly connected with a cross beam; the telescopic parts of the two right electric actuators II are fixedly connected with another cross beam; each cross beam is connected with a plurality of sliding rods in a sliding way; the left side and the right side of the bottom of the heat treatment bin are respectively and slidably connected with a plurality of connecting rods II, and the sliding rods are fixedly connected with the corresponding connecting rods II; each sliding rod is sleeved and fixedly connected with an elastic piece III, and each elastic piece III is fixedly connected with a corresponding connecting rod II; each left Fang Liangan II is connected with a contact rod II, each contact rod II is connected with a corresponding right Fang Liangan II, and each connecting rod II is connected with a corresponding heating rod II.
Furthermore, it is particularly preferred that the conveyor rollers of the chain conveyor i, the chain conveyor ii and the chain conveyor iii are each provided with a mesh-like heat-conducting coating.
Furthermore, it is particularly preferred that the contact lever I and the contact lever II are each provided as a ball contact with a built-in sensor with the respective sample contact end.
In addition, it is particularly preferred that the device further comprises a fan I, a shunt pipe I, a spray pipe I, a drainage piece I and a guide pipe I; a fan I is arranged at the top of the pretreatment bin; the air outlet of the fan I is communicated with a shunt tube I; the shunt tube I is communicated with two spray pipes I, and the spray openings of the spray pipes I are communicated with the pretreatment bin; a drainage piece I is fixedly connected to the top in the pretreatment bin; the first intercommunication of shunt tubes has the pipe I of two arc settings, and every pipe I all communicates with the heat treatment storehouse.
In addition, it is particularly preferred that the device further comprises a fan II, a shunt pipe II, a spray pipe II, a drainage piece II and a guide pipe II; a fan II is arranged at the top of the post-treatment bin; the air outlet of the fan II is communicated with a shunt pipe II; the shunt pipe II is communicated with two spray pipes II, and the spray openings of the two spray pipes II are communicated with the post-treatment bin; the shunt tube II is communicated with two guide tubes II which are arranged in an arc shape, and the two guide tubes II are communicated with the heat treatment bin.
Furthermore, it is particularly preferred that the conduit I is inclined into the shunt I; the conduit II is obliquely connected into the shunt pipe II.
The invention has the following advantages: 1. according to the invention, through the guidance of the neodymium iron boron sample I and the neodymium iron boron sample II, the positions of the heating rod I, the heating rod II and the neodymium iron boron body are controlled to be consistent, so that the heating of the upper surface and the lower surface of the neodymium iron boron body is more uniform, the bluing time of the neodymium iron boron body is consistent, and a uniform blue oxide layer effect is obtained.
2. Through the hot air mixing in external air and the thermal treatment storehouse, preheat the neodymium iron boron body in the pretreatment storehouse, reduce the neodymium iron boron body and heat up time in the thermal treatment storehouse, effectively improve the efficiency of bluing of neodymium iron boron body.
3. Through the hot air mixing in external air and the thermal treatment storehouse, cool down to the neodymium iron boron body in the aftertreatment storehouse, effectively avoid directly cooling down the neodymium iron boron body through external air for the internal stress of neodymium iron boron body increases, makes the neodymium iron boron body produce crackle or deformation, reduces mechanical properties and stability of material, and makes the magnetic property of neodymium iron boron body reduce, and the temperature distribution of neodymium iron boron body is inhomogeneous, and then leads to local regional magnetic property inconsistent, influences the wholeness ability of neodymium iron boron body.
Drawings
Fig. 1 is a schematic perspective view of an automatic bluing device of neodymium iron boron of the present invention;
Fig. 2 is a schematic diagram of the internal structure of the neodymium iron boron automatic bluing device of the invention;
FIG. 3 is a schematic view of the internal structure of the heat treatment chamber of the present invention;
FIG. 4 is a schematic diagram of the structure of the installation position of a NdFeB sample I according to the invention;
FIG. 5 is a schematic diagram of the structure of the installation position of a NdFeB sample II according to the present invention;
FIG. 6 is a schematic view of the internal structure of the pretreatment bin of the present invention;
FIG. 7 is a schematic view of the internal structure of the post-treatment bin of the present invention;
FIG. 8 is a schematic view of the installation positions of the drainage member I and the drainage member II.
In the figure: the device comprises a frame, a 2-chain conveyor I, a 3-pretreatment bin, a 4-chain conveyor II, a 5-heat treatment bin, a 6-chain conveyor III, a 7-post treatment bin, an 8-heating rod I, a 9-heating rod II, a 10-electric cabin door, a 001-NdFeB body, a 002-NdFeB sample I, a 003-NdFeB sample II, a 101-fixing seat I, a 102-elastic member I, a 103-clamping plate I, a 201-electric motor I, a 202-connecting rod I, a 203-contact rod I, a 301-fixing seat II, a 302-elastic member II, a 303-clamping plate II, a 401-electric motor II, a 402-cross beam, a 403-sliding rod, a 404-elastic member III, a 405-connecting rod II, a 406-contact rod II, a 501-fan I, a 502-shunt pipe I, a 503-jet pipe I, a 504-jet pipe I, a 505-jet pipe II and a 605-guide pipe II.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
Example 1
An automatic bluing device for neodymium iron boron, which is shown in figures 1-5, comprises a frame 1, a chain conveyor I2, a pretreatment bin 3, a chain conveyor II 4, a heat treatment bin 5, a chain conveyor III 6 and a post-treatment bin 7; the frame 1 is provided with a chain conveyor I2; the chain conveyor I2 is fixedly connected with a pretreatment bin 3; the frame 1 is provided with a chain conveyor II 4; the left part of the chain conveyor II 4 is connected with the chain conveyor I2; the chain conveyor II 4 is fixedly connected with a heat treatment bin 5, and the heat treatment bin 5 is connected with the pretreatment bin 3; the frame 1 is provided with a chain conveyor III 6; the left part of the chain conveyor III 6 is connected with a chain conveyor II 4; the chain conveyor III 6 is fixedly connected with a post-treatment bin 7, and the post-treatment bin 7 is connected with the heat treatment bin 5;
The electric heating device further comprises a clamping component I, a positioning component I, a clamping component II, a positioning component II, a heating rod I8, a heating rod II 9 and an electric cabin door 10; the top of the heat treatment bin 5 is connected with a clamping component I and a positioning component I; the positioning component I is connected with a plurality of heating rods I8; the bottom of the heat treatment bin 5 is connected with a clamping assembly II and a positioning assembly II; the positioning component II is connected with a plurality of heating rods II 9; the left part and the right part of the heat treatment bin 5 are respectively provided with an electric cabin door 10; the clamping assembly I is used for fixing the neodymium iron boron sample I002, and the positioning assembly I is used for enabling all heating rods I8 and the neodymium iron boron body 001 to be in relative positions; clamping assembly II is used for being fixed to neodymium iron boron sample II 003, and locating component II is used for making all heating rod II 9 and neodymium iron boron body 001 be in relative position.
The clamping assembly I comprises a fixing seat I101, an elastic piece I102 and a clamping plate I103; the top of the heat treatment bin 5 is connected with two fixing seats I101 through bolts; a plurality of elastic pieces I102 are fixedly connected to each fixing seat I101; the corresponding elastic piece I102 on each fixing seat I101 is fixedly connected with a clamping plate I103 respectively; two splint I103 are used for fixing neodymium iron boron sample I002 centre gripping.
The positioning component I comprises an electric actuator I201, a connecting rod I202 and a contact rod I203; two electric actuators I201 are arranged at the top of the heat treatment bin 5; the electric actuator I201 is a hydraulic cylinder; the left side of the top and the right side of the top of the heat treatment bin 5 are respectively and slidably connected with a plurality of connecting rods I202; each left Fang Liangan i 202 is connected with a contact bar i 203, each contact bar i 203 is connected with a corresponding right Fang Liangan i 202, and each connecting bar i 202 is connected with a corresponding heating bar i 8.
The clamping assembly II comprises a fixing seat II 301, an elastic piece II 302 and a clamping plate II 303; the bottom of the heat treatment bin 5 is connected with two fixing seats II 301 through bolts; a plurality of elastic pieces II 302 are fixedly connected to each fixing seat II 301; the corresponding elastic piece II 302 on each fixing seat II 301 is fixedly connected with a clamping plate II 303 respectively; two splint II 303 are used for the centre gripping fixed to neodymium iron boron sample II 003.
The positioning component II comprises an electric actuator II 401, a cross beam 402, a slide bar 403, an elastic piece III 404, a connecting rod II 405 and a contact rod II 406; four electric actuators II 401 arranged in a rectangular shape are arranged at the bottom of the heat treatment bin 5; the electric actuator II 401 is an electric push rod; the telescopic parts of the two electric actuators II 401 at the left side are fixedly connected with a cross beam 402; the telescopic parts of the two right electric actuators II 401 are fixedly connected with another cross beam 402; each cross beam 402 is slidably connected to a plurality of slide bars 403; the left side and the right side of the bottom of the heat treatment bin 5 are respectively and slidably connected with a plurality of connecting rods II 405, and the slide bar 403 is fixedly connected with the corresponding connecting rods II 405; each sliding rod 403 is sleeved and fixedly connected with an elastic piece III 404, and each elastic piece III 404 is fixedly connected with a corresponding connecting rod II 405; each left Fang Liangan ii 405 is connected to a contact bar ii 406, each contact bar ii 406 is connected to a corresponding right Fang Liangan ii 405, and each connecting bar ii 405 is connected to a corresponding heating bar ii 9. The conveying rollers of the chain conveyor I2, the chain conveyor II 4 and the chain conveyor III 6 are respectively provided with a reticular heat conduction coating.
The contact rod I203 and the contact rod II 406 are respectively provided with a spherical contact head with a built-in sensor with the contact end of the corresponding sample.
The specific working principle is as follows:
the heating rod I8 and the heating rod II 9 are electrically connected with the power distribution cabinet;
taking a neodymium iron boron sample I002 and a neodymium iron boron sample II 003 for standby, wherein the neodymium iron boron sample I002 and the neodymium iron boron sample II 003 are identical small samples manufactured according to the appearance of a neodymium iron boron body 001;
Controlling the extension of two electric actuators I201, and lifting a connecting rod I202 upwards by a telescopic part of the electric actuator I201 to synchronously drive a corresponding heating rod I8 to move upwards; controlling four electric actuators II 401 to extend, wherein the telescopic parts of the electric actuators II 401 drive the cross beams 402 and corresponding parts on the cross beams to move downwards, and synchronously drive the connecting rods II 405 and corresponding heating rods II 9 to move downwards;
Firstly, an operator manually separates two clamping plates I103, a corresponding elastic piece I102 is compressed, then a neodymium iron boron sample I002 is placed between the two clamping plates I103, the placing posture of the neodymium iron boron sample I002 is consistent with that of a neodymium iron boron body 001 when the chain conveyor I2 is carried out, the two clamping plates I103 are sequentially loosened, the corresponding elastic piece I102 is restored, and the two clamping plates I103 clamp and fix the neodymium iron boron sample I002, as shown in fig. 4; the operator manually separates the two clamping plates II 303, the corresponding elastic piece II 302 is compressed, the neodymium iron boron sample II 003 is placed between the two clamping plates II 303, the placement posture of the neodymium iron boron sample II 003 is consistent with that of the neodymium iron boron body 001 when the chain conveyor I2 is carried out, the two clamping plates II 303 are loosened in sequence, the corresponding elastic piece II 302 is restored, and the two clamping plates II 303 clamp and fix the neodymium iron boron sample II 003, as shown in fig. 5;
then controlling two electric actuators I201 to shrink, synchronously driving a connecting rod I202 and corresponding parts on the connecting rod I202 to move downwards, enabling the connecting rod I202 and corresponding parts on the connecting rod I202 to move downwards under the action of gravity, enabling the connecting rod I202 to abut against the contact rod I203 on the upper surface of the neodymium iron boron sample I002 under the action of gravity until the corresponding contact rod I203 contacts with the upper surface of the neodymium iron boron sample I002, and synchronously enabling a heating rod I8 to be arranged on the upper surface of the neodymium iron boron sample I002 according to the arrangement of the contact rod I203, wherein the heating rod I8 is also arranged on the upper surface of the neodymium iron boron sample I002 in the same shape; simultaneously, four electric actuators II 401 are controlled to shrink, the cross beam 402 and corresponding parts on the cross beam are synchronously driven to move upwards until corresponding contact rods II 406 are in contact with the lower surface of a neodymium iron boron sample II 003, at this time, elastic pieces III 404 on the slide bars 403 are compressed to different degrees, so that all the contact rods II 406 can be tightly attached to the lower surface of the neodymium iron boron sample II 003, and heating rods II 9 are synchronously arranged on the lower surface of the neodymium iron boron sample II 003 according to the arrangement of the contact rods II 406, and the heating rods II 9 are also arranged on the lower surface of the neodymium iron boron sample II 003 in the same shape.
Then controlling a manipulator to transfer the neodymium iron boron body 001 coated with the bluing agent onto a chain conveyor I2, starting the chain conveyor I2, and enabling a transmission roller to transmit the neodymium iron boron body 001 rightwards, when the neodymium iron boron body 001 is close to the heat treatment bin 5, opening an electric cabin door 10 at the left part of the heat treatment bin 5, then enabling the neodymium iron boron body 001 to enter a chain conveyor II 4 in the heat treatment bin 5 through the chain conveyor I2, closing the electric cabin door 10 at the left part, enabling the chain conveyor II 4 to drive the neodymium iron boron body 001 to slowly move in the heat treatment bin 5, simultaneously enabling all heating rods I8 and II 9 to start heating, enabling all heating rods I8 and II 9 to heat the upper surface and the lower surface of the neodymium iron boron body 001 respectively, and when the temperature in the heat treatment bin 5 is increased to a temperature range of 500-600 ℃, enabling the neodymium iron boron body 001 to blu, wherein different bluing agents have different working temperature ranges and optimal effects, and determining final treatment temperatures according to the characteristics and required bluing effects of the neodymium iron boron body 001;
The contact position between the neodymium iron boron body 001 and the conveying roller of the chain conveyor II 4 is insufficient in heat treatment, the neodymium iron boron body 001 is reciprocated in the heat treatment bin 5 by controlling the periodic reciprocating rotation of the chain conveyor II 4, the problems that the contact position between the chain conveyor II 4 and the neodymium iron boron body 001 is insufficient in heating and the bluing effect is poor are solved, and meanwhile, the heating power of the heating rod I8 is controlled and reduced, so that the bluing effect of the upper surface and the lower surface of the neodymium iron boron body 001 is consistent;
Wherein through the molding of arranging heating rod I8 with neodymium iron boron body 001's upper surface molding unanimous, from this make the distance between each heating rod I8 and the neodymium iron boron body 001 upper surface unanimous, the molding of heating rod II 9 arrangement is unanimous with neodymium iron boron body 001 lower surface molding, from this make the distance between each heating rod II 9 and the neodymium iron boron body 001 lower surface unanimous, so the upper and lower surface of neodymium iron boron body 001 be heated more evenly, and then make the bluing time of neodymium iron boron body 001 unanimous, and obtain even blue oxide layer effect.
After the bluing treatment of the neodymium iron boron body 001 is finished, controlling to open the electric cabin door 10 on the right side of the heat treatment cabin 5, conveying the neodymium iron boron body 001 into the chain conveyor III 6 by the chain conveyor II 4, and controlling to close the electric cabin door 10, wherein by closing the two electric cabin doors 10, a large amount of heat in the heat treatment cabin 5 is effectively prevented from leaking, the heat cannot be effectively utilized, and a large amount of energy resources are wasted; the chain conveyor III 6 continues to convey the neodymium iron boron body 001 to the right, the neodymium iron boron body 001 is slowly cooled in the post-treatment bin 7, and then the manipulator takes away the neodymium iron boron body 001 subjected to bluing treatment from the post-treatment bin 7.
Example 2
1-2, 6 And 8, the device further comprises a fan I501, a shunt pipe I502, a spray pipe I503, a drainage piece I504 and a conduit I505; a fan I501 is arranged at the top of the pretreatment bin 3; the air outlet of the fan I501 is communicated with a shunt pipe I502; the shunt tube I502 is communicated with two spray pipes I503, and the spray openings of the spray pipes I503 are communicated with the pretreatment bin 3; the top in the pretreatment bin 3 is fixedly connected with a drainage piece I504; the shunt tubes I502 are communicated with two arc-shaped guide tubes I505, and each guide tube I505 is communicated with the heat treatment bin 5.
1-2, 7 And 8, the air conditioner further comprises a fan II 601, a shunt pipe II 602, a spray pipe II 603, a drainage piece II 604 and a guide pipe II 605; a fan II 601 is arranged at the top of the post-treatment bin 7; the air outlet of the fan II 601 is communicated with a shunt pipe II 602; the shunt tube II 602 is communicated with two spray pipes II 603, and the spray openings of the two spray pipes II 603 are communicated with the post-treatment bin 7; the shunt tube II 602 is communicated with two guide tubes II 605 which are arranged in an arc shape, and the two guide tubes II 605 are communicated with the heat treatment bin 5. The conduit I505 is obliquely connected into the shunt pipe I502; conduit ii 605 is angled into shunt ii 602.
In the above embodiment, the heating of the neodymium iron boron body 001 is completed in the heat treatment bin 5, and the heating temperature of the neodymium iron boron body 001 is generally between 500 ℃ and 600 ℃, so in order to obtain higher efficiency of the bluing treatment, the heating rod i 8 and the heating rod ii 9 are generally matched, so that the inside of the heat treatment bin 5 is quickly heated, then the heating speed can influence the integrity and the performance of the neodymium iron boron body 001, for example, the heating speed is too fast, the thermal stress in and on the neodymium iron boron body 001 is easily caused, the cracking or the deformation of the material is caused, the temperature is also easily uneven, the heating of the neodymium iron boron body 001 is not uniform, the uniformity of the bluing effect is directly influenced, the magnetic property and the mechanical property of the neodymium iron boron body 001 are negatively influenced, the heating speed is limited, and the bluing treatment efficiency of the neodymium iron boron body 001 is not high;
by controlling the start-up fan I501, fan I501 is extracted from the outside, then through shunt tubes I502 and spray tubes I503, the pretreatment bin 3 is blown in, then air is sprayed onto the drainage piece I504, the drainage piece I504 guides the air flow sprayed by two spray tubes I503, make the air sprayed by two spray tubes I503 vertically blow down, the impurities adhered on the neodymium iron boron body 001 are blown away, and through the air vertically guided down, the neodymium iron boron body 001 is pressed down, the neodymium iron boron body 001 is prevented from moving, as shown in the left part of figure 8, and then the relative positions of the neodymium iron boron body 001 and a heating rod I8 and a heating rod II 9 are prevented from being inaccurate when the neodymium iron boron body 001 is subjected to blue treatment, the effect of the neodymium iron boron body 001 is influenced, and the preheating efficiency of the neodymium iron boron body 001 is effectively increased by arranging two groups of spray tubes I503, meanwhile, the shunt tubes I502 and the heat treatment bin 5 are communicated through two bent guide tubes I505, the guide tubes I505 are obliquely connected to the shunt tubes I502, as shown in figure 6, the heat treatment bin 5 is heated, the temperature of the heat treatment bin 5 is also heated by the air in the heat treatment bin 5, the temperature of the heat treatment bin is also reduced, the temperature of the heat treatment bin 5 is increased, the mixed air is mixed with the air I in the heat treatment bin I5, the air is preheated by the air in the air of the spray tubes I5, the heat bin I is heated by the air in the heat treatment bin 5, the air is heated by the air of the air is heated by the air heater bin I5, and the air is heated by the air in the air heater bin I5, and the air is heated by the air, and the heating temperature of the heating bin air is heated by the heating bin air. The bluing treatment efficiency of the NdFeB body 001 is effectively improved;
By controlling the starting fan II 601, the fan II 601 extracts air from the outside, then the air blown by the spray pipe II 603 is blown into the post-treatment bin 7 through the shunt pipe II 602 and the spray pipe II 603, the air blown by the spray pipe II 603 contacts with the drainage piece II 604 and flows downwards, as shown in the right part of fig. 8, the downwards blown air is blown to the neodymium iron boron body 001 in the post-treatment bin 7 to cool the neodymium iron boron body 001, and through the two groups of spray pipes II 603, the air is blown simultaneously, so that the heat dissipation efficiency of the neodymium iron boron body 001 is effectively improved, and the cooling efficiency of the neodymium iron boron body 001 after bluing treatment is improved; and be through the pipe II 605 intercommunication of two bends between shunt tubes II 602 and the heat treatment storehouse 5, so when there is the air flow in shunt tubes II 602, the hot air on heat treatment storehouse 5 upper portion also enters into shunt tubes II 602 through pipe II 605, mix with the air in shunt tubes II 602, make the air in shunt tubes II 602 intensify, the temperature of mixed hot air is between the temperature of the hot air on heat treatment storehouse 5 upper portion and external temperature, and the hot air of back-mixing passes through the cooperation of spray tube II 603 and drainage II 604, mixed hot air blows to neodymium iron boron body 001, cool down neodymium iron boron body 001 through the air that has certain temperature, cool down neodymium iron boron body 001 through having the air of certain temperature, make neodymium iron boron body 001's internal stress increase, make neodymium iron boron body 001 produce crackle or deformation, reduce the mechanical properties and the stability of material, and make the magnetic property decline of neodymium iron boron body 001, and the temperature distribution of neodymium iron boron body 001 is inhomogeneous, and then cause the magnetic property of local region inconsistent, the whole performance of neodymium iron boron body 001 is influenced.
It should be understood that this example is only illustrative of the application and is not intended to limit the scope of the application. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present application, and such equivalents are intended to fall within the scope of the application as defined in the appended claims.
Claims (6)
1. An automatic bluing device for neodymium iron boron comprises a frame (1), a chain conveyor I (2), a pretreatment bin (3), a chain conveyor II (4), a heat treatment bin (5), a chain conveyor III (6) and a post treatment bin (7); the frame (1) is provided with a chain conveyor I (2); the chain conveyor I (2) is fixedly connected with a pretreatment bin (3); the frame (1) is provided with a chain conveyor II (4); the left part of the chain conveyor II (4) is connected with the chain conveyor I (2); the chain conveyor II (4) is fixedly connected with a heat treatment bin (5), and the heat treatment bin (5) is connected with the pretreatment bin (3); the frame (1) is provided with a chain conveyor III (6); the left part of the chain conveyor III (6) is connected with the chain conveyor II (4); the chain conveyor III (6) is fixedly connected with a post-treatment bin (7), and the post-treatment bin (7) is connected with the heat treatment bin (5); the electric heating device is characterized by further comprising a clamping assembly I, a positioning assembly I, a clamping assembly II, a positioning assembly II, a heating rod I (8), a heating rod II (9) and an electric cabin door (10); the top of the heat treatment bin (5) is connected with a clamping component I and a positioning component I; the positioning component I is connected with a plurality of heating rods I (8); the bottom of the heat treatment bin (5) is connected with a clamping assembly II and a positioning assembly II; the positioning component II is connected with a plurality of heating rods II (9); the left part and the right part of the heat treatment bin (5) are respectively provided with an electric cabin door (10); the clamping assembly I is used for fixing the neodymium iron boron sample I (002), and the positioning assembly I is used for enabling all the heating rods I (8) and the neodymium iron boron body (001) to be in relative positions; the clamping assembly II is used for fixing the neodymium iron boron sample II (003), and the positioning assembly II is used for enabling all the heating rods II (9) and the neodymium iron boron body (001) to be in relative positions;
The clamping assembly I comprises a fixing seat I (101), an elastic piece I (102) and a clamping plate I (103); two fixing seats I (101) are fixedly connected to the top of the heat treatment bin (5); a plurality of elastic pieces I (102) are fixedly connected to each fixing seat I (101); the corresponding elastic piece I (102) on each fixing seat I (101) is fixedly connected with a clamping plate I (103) respectively; the two clamping plates I (103) are used for clamping and fixing the neodymium iron boron sample I (002);
The positioning component I comprises an electric actuator I (201), a connecting rod I (202) and a contact rod I (203); two electric actuators I (201) are arranged at the top of the heat treatment bin (5); the left side and the right side of the top of the heat treatment bin (5) are respectively and slidably connected with a plurality of connecting rods I (202); each left Fang Liangan I (202) is connected with a contact rod I (203), each contact rod I (203) is connected with a corresponding right Fang Liangan I (202), and each connecting rod I (202) is connected with a corresponding heating rod I (8);
The clamping assembly II comprises a fixing seat II (301), an elastic piece II (302) and a clamping plate II (303); two fixing seats II (301) are fixedly connected at the bottom of the heat treatment bin (5); a plurality of elastic pieces II (302) are fixedly connected to each fixing seat II (301); the corresponding elastic piece II (302) on each fixing seat II (301) is fixedly connected with a clamping plate II (303) respectively; the two clamping plates II (303) are used for clamping and fixing the neodymium iron boron sample II (003);
The positioning component II comprises an electric actuator II (401), a cross beam (402), a slide bar (403), an elastic piece III (404), a connecting rod II (405) and a contact rod II (406); four electric actuators II (401) which are arranged in a rectangular shape are arranged at the bottom of the heat treatment bin (5); the telescopic parts of the two electric actuators II (401) at the left side are fixedly connected with a cross beam (402) together; the telescopic parts of the two right electric actuators II (401) are fixedly connected with another cross beam (402) together; each cross beam (402) is connected with a plurality of slide bars (403) in a sliding way; the left side and the right side of the bottom of the heat treatment bin (5) are respectively and slidably connected with a plurality of connecting rods II (405), and the sliding rod (403) is fixedly connected with the corresponding connecting rod II (405); each sliding rod (403) is sleeved and fixedly connected with an elastic piece III (404), and each elastic piece III (404) is fixedly connected with a corresponding connecting rod II (405); each left Fang Liangan II (405) is connected with a contact rod II (406), each contact rod II (406) is connected with the corresponding right Fang Liangan II (405), and each connecting rod II (405) is connected with the corresponding heating rod II (9).
2. An automatic bluing device for neodymium iron boron according to claim 1, characterized in that the transmission rollers of the chain conveyor i (2), the chain conveyor ii (4) and the chain conveyor iii (6) are provided with a net-shaped heat conducting coating.
3. An automatic bluing device for neodymium iron boron according to claim 1, characterized in that the contact rod I (203) and the contact rod II (406) are provided with the corresponding sample contact ends as spherical contact heads with built-in sensors.
4. A neodymium iron boron automatic bluing device according to any one of claims 2-3, further comprising a fan i (501), a shunt tube i (502), a spray tube i (503), a drainage member i (504) and a conduit i (505); a fan I (501) is arranged at the top of the pretreatment bin (3); the air outlet of the fan I (501) is communicated with a shunt pipe I (502); the shunt tube I (502) is communicated with two spray pipes I (503), and the spray openings of the spray pipes I (503) are communicated with the pretreatment bin (3); the top of the pretreatment bin (3) is fixedly connected with a drainage piece I (504); the shunt tube I (502) is communicated with two arc-shaped guide tubes I (505), and each guide tube I (505) is communicated with the heat treatment bin (5).
5. An automatic bluing device for neodymium iron boron according to claim 4, further comprising a fan II (601), a shunt pipe II (602), a spray pipe II (603), a drainage piece II (604) and a guide pipe II (605); a fan II (601) is arranged at the top of the post-treatment bin (7); an air outlet of the fan II (601) is communicated with a shunt pipe II (602); the shunt pipe II (602) is communicated with two spray pipes II (603), and the spray openings of the two spray pipes II (603) are communicated with the post-treatment bin (7); the shunt tube II (602) is communicated with two arc-shaped guide tubes II (605), and the two guide tubes II (605) are both communicated with the heat treatment bin (5).
6. An automatic bluing device according to claim 5, characterized in that the conduit i (505) is obliquely connected to the shunt i (502); catheter II (605) is obliquely connected to shunt tube II (602).
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| CN202410004728.5A CN117488235B (en) | 2024-01-03 | 2024-01-03 | Automatic bluing equipment of neodymium iron boron |
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| CN202410004728.5A CN117488235B (en) | 2024-01-03 | 2024-01-03 | Automatic bluing equipment of neodymium iron boron |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342614A (en) * | 2013-08-07 | 2015-02-11 | 天津三环乐喜新材料有限公司 | Surface treatment method of chemical protection layer of sintered neodymium iron boron permanent magnet material for automobile |
| JP2022104854A (en) * | 2020-12-30 | 2022-07-12 | 包頭天和磁気材料科技股▲ふん▼有限公司 | Preform and method of manufacturing the same, and production method and use of anticorrosive magnet |
| CN115029658A (en) * | 2022-05-24 | 2022-09-09 | 广东红泰清洗烘干设备有限公司 | Neodymium iron boron washs stoving equipment of bluing |
| CN217869038U (en) * | 2022-05-24 | 2022-11-22 | 广东红泰清洗烘干设备有限公司 | Neodymium iron boron equipment of bluing |
| CN220284191U (en) * | 2023-07-06 | 2024-01-02 | 广东红泰清洗烘干设备有限公司 | Continuous mesh belt conveying type neodymium iron boron magnetic sheet bluing device with hot air circulation |
-
2024
- 2024-01-03 CN CN202410004728.5A patent/CN117488235B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342614A (en) * | 2013-08-07 | 2015-02-11 | 天津三环乐喜新材料有限公司 | Surface treatment method of chemical protection layer of sintered neodymium iron boron permanent magnet material for automobile |
| JP2022104854A (en) * | 2020-12-30 | 2022-07-12 | 包頭天和磁気材料科技股▲ふん▼有限公司 | Preform and method of manufacturing the same, and production method and use of anticorrosive magnet |
| CN115029658A (en) * | 2022-05-24 | 2022-09-09 | 广东红泰清洗烘干设备有限公司 | Neodymium iron boron washs stoving equipment of bluing |
| CN217869038U (en) * | 2022-05-24 | 2022-11-22 | 广东红泰清洗烘干设备有限公司 | Neodymium iron boron equipment of bluing |
| CN220284191U (en) * | 2023-07-06 | 2024-01-02 | 广东红泰清洗烘干设备有限公司 | Continuous mesh belt conveying type neodymium iron boron magnetic sheet bluing device with hot air circulation |
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| CN117488235A (en) | 2024-02-02 |
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