CN117444217B - Method for processing Fe-Si-Al powder based on gas atomization technology - Google Patents
Method for processing Fe-Si-Al powder based on gas atomization technology Download PDFInfo
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- CN117444217B CN117444217B CN202311446748.XA CN202311446748A CN117444217B CN 117444217 B CN117444217 B CN 117444217B CN 202311446748 A CN202311446748 A CN 202311446748A CN 117444217 B CN117444217 B CN 117444217B
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- cleaning
- grinding
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- 239000000843 powder Substances 0.000 title claims abstract description 73
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000012545 processing Methods 0.000 title claims abstract description 10
- 229910002796 Si–Al Inorganic materials 0.000 title claims description 39
- 238000009689 gas atomisation Methods 0.000 title claims description 18
- 238000012216 screening Methods 0.000 claims abstract description 124
- 229910000702 sendust Inorganic materials 0.000 claims abstract description 40
- 238000004140 cleaning Methods 0.000 claims description 45
- 239000007788 liquid Substances 0.000 claims description 14
- -1 aluminum metals Chemical class 0.000 claims description 9
- 238000000889 atomisation Methods 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 8
- 238000003723 Smelting Methods 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 7
- 238000003672 processing method Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000002156 mixing Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000012387 aerosolization Methods 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000010405 clearance mechanism Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Cleaning In General (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of processing of sendust powder, in particular to a method for processing sendust powder based on an aerosolization technology, which comprises a supporting frame, wherein a grinding unit for grinding sendust powder is fixedly arranged on the left side of the upper surface of the supporting frame, a suction unit for conveying sendust powder with unqualified diameter to the inside of the grinding unit again is fixedly arranged on the right side of the upper surface of the supporting frame, the screening mechanism can suck unqualified screening out of sendust powder prepared by the aerosolization equipment through the suction unit when the screening unit, the screening mechanism and the suction unit are matched to convey the screening mechanism to the inside of the grinding unit for re-grinding, screening is carried out again through the screening mechanism after grinding, screening qualified is carried out, and the unqualified sucked unit is sucked again for grinding until the size of sendust powder accords with the size of sendust powder.
Description
Technical Field
The invention relates to the technical field of processing of Fe-Si-Al powder, in particular to a processing method of Fe-Si-Al powder based on an air atomization technology.
Background
The sendust powder is a powder material composed of iron, silicon and aluminum elements, and the powder generally has the characteristics of high melting point, high temperature resistance and high strength, so that the sendust powder is widely used in many fields and can be prepared by an aerosol technology or other processing methods.
When the Fe-Si-Al powder is prepared by the gas atomization technology, firstly smelting the metal alloy to enable the metal alloy to reach enough liquid concentration, then preparing the liquid alloy into Fe-Si-Al powder by the gas atomization technology, then sieving and grinding the obtained powder to obtain Fe-Si-Al powder with uniform granularity, and finally quantitatively packaging the obtained Fe-Si-Al powder.
However, when the sendust prepared by the gas atomization device is processed, the sendust is firstly ground by a grinding device, then the ground sendust is subjected to screening treatment by a screening device, and finally finished sendust powder is obtained, and the sendust powder screened by the screening device has qualified products and unqualified products, and workers also need to transfer the unqualified products to the grinding device for further processing, so that the steps for preparing the sendust powder are complicated.
Disclosure of Invention
The invention provides a processing method of Fe-Si-Al powder based on an air atomization technology, which solves the technical problem of complicated sieving and grinding steps in the process of preparing Fe-Si-Al powder.
The invention provides an Fe-Si-Al powder processing method based on an air atomization technology, which comprises the following steps of:
S1, smelting a metal alloy: iron, silicon and aluminum metals are mixed in a certain proportion and added into a liquid metal melting furnace for smelting, so that sufficient liquid concentration is ensured.
S2, gas atomization treatment: and (3) injecting the molten metal alloy in the step (S1) into an air atomization device, spraying the metal liquid into fine liquid drops by the air atomization device, and forming the Fe-Si-Al powder by the interaction of the fine liquid drops and high-speed air flow and rapid cooling solidification.
S3, powder treatment: and screening and grinding the obtained Fe-Si-Al powder collected from the gas atomization equipment by a screening and grinding device to obtain Fe-Si-Al powder with uniform granularity.
S4, packaging and storing: and (3) quantitatively packaging the Fe-Si-Al powder obtained in the step (S3) according to the requirement and storing the packaged Fe-Si-Al powder in a warehouse.
The screening and grinding equipment related to the step S3 comprises a supporting frame, wherein a grinding unit for grinding the Fe-Si-Al powder is fixedly arranged on the left side of the upper surface of the supporting frame, a suction unit for conveying the Fe-Si-Al powder with unqualified diameter to the inside of the grinding unit for grinding is fixedly arranged on the right side of the upper surface of the supporting frame, and a communicating pipe is arranged between a discharge hole of the suction unit and a feed hole of the grinding unit.
And the screening mechanism is used for screening the grinded Fe-Si-Al powder and is arranged on the inner side of the supporting frame.
A tiling mechanism for carrying out tiling to the inside sendust powder of screening mechanism, tiling mechanism sets up the inside left end at screening mechanism.
The cleaning mechanism is used for cleaning the blocked sendust powder and is arranged on the front side of the screening mechanism.
The screening mechanism comprises a spring connection base fixed on the inner side of a supporting frame, the upper surface of the spring connection base is fixedly connected with a screening bin, the lower surface of the screening bin is fixedly provided with a vibrating machine, the inside of the screening bin is fixedly connected with a screening plate, and the right end of the screening bin is fixedly connected with a discharging nozzle.
The cleaning mechanism comprises a plurality of cleaning pieces which are linearly distributed and arranged on the screening plate, a plurality of connecting pieces are arranged on the front sides of the cleaning pieces together, two L-shaped pushing rods are fixedly connected to the front side of the supporting frame, the lengths of the two L-shaped pushing rods are different, and pushing balls are arranged on the horizontal sections of the L-shaped pushing rods.
According to the embodiment of the invention, the cleaning piece comprises a plurality of limiting sliding sleeves fixedly connected to the inner wall of the top end of the screening plate, a linkage rod is connected in a sliding manner in the limiting sliding sleeves, the front end of the linkage rod penetrates through the front surface of the screening bin, a third connecting spring is arranged between the linkage rod and the screening plate, a plurality of pushing parts are fixedly arranged on the lower surface of the linkage rod in a linear distribution manner, a plurality of cleaning parts are arranged on the inner wall of the right side of the screening plate, and the cleaning parts are in one-to-one correspondence with the pushing parts.
According to the embodiment of the invention, the connecting piece comprises a connecting pushing plate, wherein the front ends of a plurality of linkage rods are fixedly connected together, two fixed discs are fixedly connected to the front surface of the connecting pushing plate, the two fixed discs correspond to the two L-shaped pushing rods one by one, and a plurality of first hemispherical pushing blocks are fixedly connected to the front surface of the fixed disc in a circumferential array.
According to the embodiment of the invention, the pushing part comprises a connecting pull rod fixedly connected to the bottom end of the linkage rod, the bottom end of the connecting pull rod is fixedly connected with a first connecting ball, the left side of the first connecting ball is fixedly connected with a limiting slide block, the left side inner wall of the screening plate is provided with a limiting slide groove, and the limiting slide block is in sliding connection with the limiting slide groove.
According to the embodiment of the invention, the cleaning part comprises the sliding groove arranged on the right inner wall of the screening plate, the cleaning cone is connected in a sliding manner in the sliding groove, the left end of the cleaning cone is fixedly connected with the second connecting ball, and the first connecting spring is arranged on the outer circumferential surface of the cleaning cone and between the second connecting ball and the right inner wall of the screening plate.
According to the embodiment of the invention, the tiling mechanism comprises an L-shaped supporting rod fixedly connected to the front side of the upper surface of the supporting frame, a tiling piece is slidably arranged on the horizontal section of the L-shaped supporting rod, and a pushing piece is arranged on the horizontal section of the L-shaped supporting rod.
According to the embodiment of the invention, the tiling piece comprises two connecting sliding blocks which are connected on the L-shaped supporting rod in a sliding mode and are symmetrical in the front and the back, a fixing plate is fixedly connected to the horizontal section of the L-shaped supporting rod and positioned at the front side of the connecting sliding block, a second connecting spring is arranged between the fixing plate and the connecting sliding block, the bottom ends of the two connecting sliding blocks are fixedly connected with a mounting plate together, and a plurality of tiling teeth are linearly distributed and fixedly connected to the lower surface of the mounting plate in the front and the back.
According to the embodiment of the invention, the pushing piece comprises a second hemispherical pushing block fixedly connected to the rear surface of the connecting sliding block at the front side, an elliptical disc is rotatably connected to the upper surface of the horizontal section of the L-shaped supporting rod and positioned at the rear side of the second hemispherical pushing block, a driving motor is fixedly connected to the right side surface of the horizontal section of the L-shaped supporting rod, the driving motor drives the elliptical disc to rotate on the L-shaped supporting rod through gear transmission, and the position of the elliptical disc is matched with the position of the second hemispherical pushing block.
The technical scheme of the invention is as follows: 1. through the cooperation of grinding unit, screening mechanism and suction unit can be when carrying out screening grinding to the sendust that aerosolization equipment was prepared, screening mechanism comes out unqualified screening and carries the inside of grinding the unit through sucking away from the screening mechanism through the suction unit and grind again, sieves through the screening mechanism again after grinding, sieves qualified the falling down, and unqualified by the suction unit again inhale and grind until the size of sendust accords with, can reduce production steps and improve production efficiency, makes the sendust that all is the size qualified finally.
2. When the setting through tiling mechanism can send into the iron silicon aluminum powder after grinding to the screening board, with the iron silicon aluminum powder of heap form tiling on the screening board, when making the screening board begin to sieve iron silicon aluminum powder, the screening position of screening board can the furthest be used, improves the screening efficiency to iron silicon aluminum powder to can come out the screening of the iron silicon aluminum powder that the size is unqualified faster.
3. The setting through clearance mechanism can be in the in-process of screening with some cards on screening board the ferrosilicon aluminium powder timely from the screening board clearance down to guarantee the screening efficiency of screening board.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a flow chart of a processing method of sendust based on an air atomization technology.
Fig. 2 is a schematic diagram of a three-dimensional structure of screening and grinding equipment related to the processing method of the sendust based on the gas atomization technology.
Fig. 3 is a front view of fig. 2 provided by the present invention.
Fig. 4 is a schematic diagram of a tiling mechanism provided by the present invention.
Fig. 5 is a schematic view of a screening mechanism provided by the present invention.
Fig. 6 is an enlarged view of portion a of fig. 5 provided by the present invention.
FIG. 7 is a second schematic view of a screening mechanism according to the present invention.
Fig. 8 is a partial front cross-sectional view of a cleaning member provided by the present invention.
FIG. 9 is a partial top cross-sectional view of a cleaning member provided by the present invention.
Reference numerals:
1. A grinding unit; 2. a support frame; 3. a cleaning mechanism; 4. a suction unit; 5. a tiling mechanism; 6. a screening mechanism; 31. an L-shaped push rod; 32. a connecting piece; 33. cleaning the piece; 51. a pushing member; 52. an L-shaped support rod; 53. tiling; 61. a screening plate; 62. a screening bin; 63. the spring is connected with the base; 64. a vibrator; 65. a discharge nozzle; 321. the connecting push plate; 322. a fixed plate; 323. a first hemispherical push block; 331. a limit sliding sleeve; 332. a linkage rod; 333. a pushing part; 334. a cleaning part; 511. the second hemispherical pushing block; 512. an oval plate; 513. a driving motor; 531. the connecting slide block; 532. a fixing plate; 533. tiling teeth; 534. a mounting plate; 3331. connecting a pull rod; 3332. a first connection ball; 3333. limiting sliding grooves; 3334. a limit sliding block; 3341. a second connection ball; 3342. a sliding groove; 3343. cleaning the cone.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, 2 and 3, the processing method of the sendust based on the gas atomization technology comprises the following steps:
S1, smelting a metal alloy: iron, silicon and aluminum metals are mixed in a certain proportion and added into a liquid metal melting furnace for smelting, so that sufficient liquid concentration is ensured.
S2, gas atomization treatment: and (3) injecting the molten metal alloy in the step one into an aerosolization device, and spraying the metal liquid into fine liquid drops by the aerosolization device, wherein the fine liquid drops interact with high-speed air flow and are rapidly cooled and solidified to form the Fe-Si-Al powder.
S3, powder treatment: and screening and grinding the obtained Fe-Si-Al powder collected from the gas atomization equipment by a screening and grinding device to obtain Fe-Si-Al powder with uniform granularity.
S4, packaging and storing: and (3) quantitatively packaging the Fe-Si-Al powder obtained in the step (S3) according to the requirement and storing the packaged Fe-Si-Al powder in a warehouse.
The screening and grinding device related to the step S3 comprises a supporting frame 2, wherein a grinding unit 1 for grinding the sendust powder is fixedly arranged on the left side of the upper surface of the supporting frame 2, a suction unit 4 for conveying the sendust powder with unqualified diameter to the inside of the grinding unit 1 for grinding is fixedly arranged on the right side of the upper surface of the supporting frame 2, a feed opening is formed in the lower surface of the grinding unit 1 and is provided with a feed hopper, and a suction opening is formed in the lower surface of the suction unit 4.
And a screening mechanism 6 for screening the grinded sendust powder, wherein the screening mechanism 6 is arranged on the inner side of the supporting frame 2.
A tiling mechanism 5 for carrying out tiling to the sendust powder of carrying to screening mechanism 6 inside, tiling mechanism 5 set up the inside left end at screening mechanism 6.
The cleaning mechanism 3 is used for cleaning the blocked sendust powder, and the cleaning mechanism 3 is arranged on the front side of the screening mechanism 6.
As shown in fig. 4, the tiling mechanism 5 includes an L-shaped support bar 52 fixedly connected to the front side of the upper surface of the support frame 2, a tiling member 53 slidably provided on a horizontal section of the L-shaped support bar 52, and a pushing member 51 provided on a horizontal section of the L-shaped support bar 52.
As shown in fig. 4, the tiling piece 53 includes two front-back symmetrical connection sliders 531 slidably connected to the L-shaped support rod 52, a fixing plate 532 is fixedly connected to the horizontal section of the L-shaped support rod 52 and located at the front side of the connection sliders 531, a second connection spring is disposed between the fixing plate 532 and the connection sliders 531, bottom ends of the two connection sliders 531 are fixedly connected to a mounting plate 534, and a plurality of tiling teeth 533 are linearly distributed and fixedly connected to the lower surface of the mounting plate 534.
As shown in fig. 4, the pushing member 51 includes a second hemispherical pushing block 511 fixedly connected to the rear surface of the front connecting slider 531, an elliptical disk 512 is rotatably connected to the rear side of the second hemispherical pushing block 511, a driving motor 513 is fixedly connected to the right side surface of the horizontal section of the L-shaped supporting rod 52, and the driving motor 513 drives the elliptical disk 512 to rotate on the L-shaped supporting rod 52 through gear transmission, and the position of the elliptical disk 512 is adapted to the position of the second hemispherical pushing block 511.
As shown in fig. 5 and 7, the screening mechanism 6 includes a spring connection base 63 fixed on the inner side of the supporting frame 2, a screening bin 62 is fixedly connected to the upper surface of the spring connection base 63, a vibrator 64 is fixedly mounted on the lower surface of the screening bin 62, a screening plate 61 is fixedly connected to the inside of the screening bin 62, and a discharge nozzle 65 is fixedly connected to the right end of the screening bin 62.
When the grinding device is specifically used, after the sendust ground by the grinding unit 1 falls on the screening plate 61, the vibrating machine 64 generates vibration to match with the spring to connect the base 63 to screen sendust inside the screening bin 62, when screening begins, the driving motor 513 drives the oval plate 512 to rotate on the L-shaped supporting rod 52, the oval plate 512 is attached to the second hemispherical pushing block 511 in the rotating process to rotate to generate thrust to the second hemispherical pushing block 511, the connecting sliding block 531 is pushed to slide on the L-shaped supporting rod 52, the connecting sliding block 531 slides back and forth on the L-shaped supporting rod 52 along with the continuous rotation of the oval plate 512 and the self elasticity of the second connecting spring, the mounting plate 534 dials and spreads sendust on the screening plate 61 through the flat teeth 533 when the connecting sliding block 531 slides back and forth, the sendust is screened on the screening plate 61, the unqualified sendust slides to the bottom of the screening plate 61 to be pumped up through the pumping unit 4, and is conveyed to the inside the communicating pipe unit 1 to grind again.
As shown in fig. 6, the cleaning mechanism 3 includes a plurality of linearly distributed cleaning members 33 disposed on a screening plate 61, a connecting member 32 is disposed on the front sides of the cleaning members 33, two L-shaped pushing rods 31 are fixedly connected to the front side of the support frame 2, the lengths of the two L-shaped pushing rods 31 are different, and a pushing ball is disposed on the horizontal section of the L-shaped pushing rod 31.
As shown in fig. 6, the connecting member 32 includes a connecting push plate 321 fixedly connected to the front ends of a plurality of linking rods 332, two fixing plates 322 are fixedly connected to the front surface of the connecting push plate 321, the two fixing plates 322 are in one-to-one correspondence with the two L-shaped pushing rods 31, and the front surface of the fixing plate 322 is fixedly connected to a plurality of first hemispherical pushing blocks 323 in a circumferential array.
As shown in fig. 8, the cleaning member 33 includes a plurality of limiting sliding sleeves 331 fixedly connected to the inner walls of the top ends of the screening plates 61, a linkage rod 332 is slidably connected to the inner portions of the limiting sliding sleeves 331, the front ends of the linkage rod 332 penetrate through the front surface of the screening bin 62, a third connecting spring (not shown in the drawing) is arranged between the linkage rod 332 and the screening plates 61, a plurality of pushing portions 333 are fixedly arranged on the lower surface of the linkage rod 332 in a linear distribution manner, a plurality of cleaning portions 334 are arranged on the inner walls of the right sides of the screening plates 61, and the cleaning portions 334 are in one-to-one correspondence with the pushing portions 333.
As shown in fig. 8 and 9, the pushing portion 333 includes a connecting rod 3331 fixedly connected to the bottom end of the linkage rod 332, a first connecting ball 3332 is fixedly connected to the bottom end of the connecting rod 3331, a limit sliding block 3334 is fixedly connected to the left side of the first connecting ball 3332, a limit sliding groove 3333 is formed in the left inner wall of the screening plate 61, and the limit sliding block 3334 is slidably connected with the limit sliding groove 3333.
As shown in fig. 8 and 9, the cleaning portion 334 includes a sliding groove 3342 formed on the right inner wall of the screening plate 61, a cleaning cone 3343 is slidably connected in the sliding groove 3342, a second connecting ball 3341 is fixedly connected to the left end of the cleaning cone 3343, and a first connecting spring is disposed between the second connecting ball 3341 and the right inner wall of the screening plate 61 and on the outer circumferential surface of the cleaning cone 3343.
When the screening plate 61 is specifically used, in the process of screening the iron-silicon-aluminum powder, the screening bin 62 vibrates along with the screening plate 61, at this moment, the connecting push plate 321 synchronously vibrates along with the screening bin 62, at this moment, the L-shaped push rod 31 can contact the first hemispherical push block 323 on the fixed disk 322 in the vibration process of the connecting push plate 321, at this moment, the push ball on the horizontal section of the L-shaped push rod 31 is attached to the cambered surface of the first hemispherical push block 323 to slide, thrust force is generated on the first hemispherical push block 323, the first hemispherical push block 323 pushes the linkage rod 332 to slide on the limiting sliding sleeve 331 through the connecting push plate 321, at this moment, the third connecting spring is compressed, meanwhile, the connecting push plate 3331 drives the first connecting ball 3332 to synchronously slide along with the screening bin 62, the limit sliding of the limit sliding block 3334 can enable the first connecting ball 3332 to keep straight line sliding in the front-back direction, when the first connecting ball 3332 passes through the second connecting ball 3341, the spherical surface of the first connecting ball 3332 is attached to the spherical surface of the second connecting ball 3341 to slide, the first connecting ball 3332 generates thrust force on the second connecting ball 3341 to slide on the limit sliding sleeve 331, the inner part of the first connecting ball 3332 pushes the second connecting ball to slide on the inner side of the connecting push rod 3333 to slide on the inner hole of the connecting push rod 3333, and the inner part of the three connecting push rod 3333 is in the inner hole of the connecting rod 3333 to slide on the limit slide plate 3333, and the inner hole of the inner connecting rod 33is cleaned, when the inner hole of the inner sliding rod 33is cleaned, and the inner hole of the inner connecting rod 33 is cleaned.
Working principle: when the device is specifically used, firstly, the Fe-Si-Al powder prepared by the gas atomization equipment is put into the grinding unit 1 through the feed hopper on the upper surface of the grinding unit 1 to be ground, the ground Fe-Si-Al powder falls into the screening bin 62 through the discharge port at the bottom end of the grinding unit 1 to be screened, when the Fe-Si-Al powder passes through the tiling piece 53, the tiling piece 53 tiling the piled Fe-Si-Al powder on the screening plate 61, when screening, the Fe-Si-Al powder with qualified size falls into the screening plate 61 through the screening plate 61 and is discharged through the discharge nozzle 65 to be collected, the Fe-Si-Al powder with unqualified size slides to the bottom end of the screening plate 61 to be pumped by the pumping unit 4 to be re-fed into the grinding unit 1 to be ground again until the size is qualified, and meanwhile, the L-shaped pushing rod 31 pushes the cleaning piece 33 to move in the screening plate 61 through the connecting piece 32 to clean the Fe-Si-Al powder clamped in the screening hole of the screening plate 61 so as to ensure the screening effect of the screening plate 61.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "first," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "first", "second", "first", "second" may include at least one such feature, either explicitly or implicitly. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (5)
1. A processing method of Fe-Si-Al powder based on an air atomization technology is characterized by comprising the following steps: the method comprises the following steps:
S1, smelting a metal alloy: mixing iron, silicon and aluminum metals according to a certain proportion, and adding the mixture into a liquid metal melting furnace for smelting to ensure that the sufficient liquid concentration is achieved;
S2, gas atomization treatment: injecting the molten metal alloy in the step S1 into an air atomization device, spraying the metal liquid into fine liquid drops by the air atomization device, and forming Fe-Si-Al powder by the interaction of the fine liquid drops and high-speed air flow and rapid cooling and solidification;
s3, powder treatment: sieving and grinding the obtained Fe-Si-Al powder collected from the gas atomization equipment through sieving and grinding equipment to obtain Fe-Si-Al powder with uniform granularity;
s4, packaging and storing: quantitatively packaging the Fe-Si-Al powder obtained in the step S3 according to the requirement and storing the Fe-Si-Al powder in a warehouse;
the screening and grinding equipment related to the step S3 comprises a supporting frame (2), wherein a grinding unit (1) for grinding the sendust powder is fixedly arranged on the left side of the upper surface of the supporting frame (2), a suction unit (4) for conveying the sendust powder with unqualified diameter to the inside of the grinding unit (1) for grinding is fixedly arranged on the right side of the upper surface of the supporting frame (2), and a communicating pipe is arranged between a discharge port of the suction unit (4) and a feed port of the grinding unit (1);
A screening mechanism (6) for screening the grinded Fe-Si-Al powder, wherein the screening mechanism (6) is arranged at the inner side of the supporting frame (2);
the tiling mechanism (5) is used for tiling the Fe-Si-Al powder conveyed into the screening mechanism (6), and the tiling mechanism (5) is arranged at the left end of the inside of the screening mechanism (6);
The cleaning mechanism (3) is used for cleaning the blocked sendust powder, and the cleaning mechanism (3) is arranged at the front side of the screening mechanism (6);
The screening mechanism (6) comprises a spring connection base (63) fixed on the inner side of the supporting frame (2), a screening bin (62) is fixedly connected to the upper surface of the spring connection base (63), a vibrating machine (64) is fixedly installed on the lower surface of the screening bin (62), a screening plate (61) is fixedly connected to the inside of the screening bin (62), and a discharging nozzle (65) is fixedly connected to the right end of the screening bin (62);
the cleaning mechanism (3) comprises a plurality of linearly distributed cleaning pieces (33) arranged on a screening plate (61), connecting pieces (32) are arranged on the front sides of the cleaning pieces (33) together, two L-shaped pushing rods (31) are fixedly connected to the front side surface of the supporting frame (2), the lengths of the two L-shaped pushing rods (31) are different, and pushing balls are arranged on the horizontal sections of the L-shaped pushing rods (31);
The cleaning piece (33) comprises a plurality of limit sliding sleeves (331) fixedly connected to the inner wall of the top end of the screening plate (61), a plurality of limit sliding sleeves (331) are connected with a linkage rod (332) in a sliding mode in a common mode, the front end of the linkage rod (332) penetrates through the front surface of the screening bin (62), a third connecting spring is arranged between the linkage rod (332) and the screening plate (61), a plurality of pushing parts (333) are fixedly arranged on the lower surface of the linkage rod (332) in a linear distribution mode, a plurality of cleaning parts (334) are arranged on the inner wall of the right side of the screening plate (61), and the cleaning parts (334) correspond to the pushing parts (333) one by one;
the connecting piece (32) comprises a connecting push plate (321) with the front ends of a plurality of linkage rods (332) fixedly connected together, two fixed discs (322) are fixedly connected to the front surface of the connecting push plate (321), the two fixed discs (322) correspond to the two L-shaped push rods (31) one by one, and a plurality of first hemispherical push blocks (323) are fixedly connected to the front surface of the fixed disc (322) in a circumferential array;
The cleaning part (334) comprises a sliding groove (3342) formed in the right inner wall of the screening plate (61), a cleaning cone (3343) is connected in the sliding groove (3342) in a sliding mode, a second connecting ball (3341) is fixedly connected to the left end of the cleaning cone (3343), and a first connecting spring is arranged between the second connecting ball (3341) and the right inner wall of the screening plate (61) and located on the outer circumferential surface of the cleaning cone (3343).
2. The method for processing the sendust based on the gas atomization technology, which is characterized in that: the pushing part (333) comprises a connecting pull rod (3331) fixedly connected to the bottom end of the linkage rod (332), a first connecting ball (3332) is fixedly connected to the bottom end of the connecting pull rod (3331), a limit sliding block (3334) is fixedly connected to the left side of the first connecting ball (3332), a limit sliding groove (3333) is formed in the left side inner wall of the screening plate (61), and the limit sliding block (3334) is in sliding connection with the limit sliding groove (3333).
3. The method for processing the sendust based on the gas atomization technology, which is characterized in that: tiling mechanism (5) are including fixed connection at L type bracing piece (52) of braced frame (2) upper surface front side, slide on the horizontal segment of L type bracing piece (52) and be provided with tiling piece (53), be provided with on the horizontal segment of L type bracing piece (52) pushing piece (51).
4. The method for processing the sendust based on the gas atomization technology, which is characterized by comprising the following steps of: tiling piece (53) are including two front and back symmetry's on L type bracing piece (52) connection slider (531), the horizontal segment of L type bracing piece (52) just is located the front side fixedly connected with fixed plate (532) of connection slider (531), be provided with the second coupling spring between fixed plate (532) and connection slider (531), two connect slider (531) bottom joint fixedly connected with mounting panel (534), the lower surface of mounting panel (534) is a front and back linear distribution fixedly connected with a plurality of tiling tooth (533).
5. The method for processing the sendust based on the gas atomization technology, which is characterized in that: the pushing piece (51) comprises a second hemispherical pushing block (511) fixedly connected to the rear surface of a connecting sliding block (531) at the front side, an elliptic disc (512) is rotationally connected to the upper surface of the horizontal section of the L-shaped supporting rod (52) and located at the rear side of the second hemispherical pushing block (511), a driving motor (513) is fixedly connected to the right side face of the horizontal section of the L-shaped supporting rod (52), the driving motor (513) drives the elliptic disc (512) to rotate on the L-shaped supporting rod (52) through gear transmission, and the position of the elliptic disc (512) is matched with the position of the second hemispherical pushing block (511).
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| CN202311446748.XA CN117444217B (en) | 2023-11-01 | 2023-11-01 | Method for processing Fe-Si-Al powder based on gas atomization technology |
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| CN202311446748.XA CN117444217B (en) | 2023-11-01 | 2023-11-01 | Method for processing Fe-Si-Al powder based on gas atomization technology |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113559990A (en) * | 2021-09-23 | 2021-10-29 | 江苏金雷建材有限公司 | Grinding and crushing processing machine and processing technology for preparation of concrete additive |
| CN216827223U (en) * | 2021-12-20 | 2022-06-28 | 广东美瑞克微金属磁电科技有限公司 | Screening installation is smashed to magnetic material |
| CN115351284A (en) * | 2022-10-20 | 2022-11-18 | 湖南特种金属材料有限责任公司 | Be applied to multistage processing unit of sendust powder of metal magnetic powder core |
| CN218013312U (en) * | 2022-09-15 | 2022-12-13 | 肇庆市彩信装饰材料有限公司 | Sand mill for paint produce |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015052245A1 (en) * | 2013-10-08 | 2015-04-16 | Virto Group Sarl | Method and system for recovering and processing bulk materials |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113559990A (en) * | 2021-09-23 | 2021-10-29 | 江苏金雷建材有限公司 | Grinding and crushing processing machine and processing technology for preparation of concrete additive |
| CN216827223U (en) * | 2021-12-20 | 2022-06-28 | 广东美瑞克微金属磁电科技有限公司 | Screening installation is smashed to magnetic material |
| CN218013312U (en) * | 2022-09-15 | 2022-12-13 | 肇庆市彩信装饰材料有限公司 | Sand mill for paint produce |
| CN115351284A (en) * | 2022-10-20 | 2022-11-18 | 湖南特种金属材料有限责任公司 | Be applied to multistage processing unit of sendust powder of metal magnetic powder core |
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