CN112091223A - Automatic feeding system for metal powder metallurgy and using method thereof - Google Patents
Automatic feeding system for metal powder metallurgy and using method thereof Download PDFInfo
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- CN112091223A CN112091223A CN202011006359.1A CN202011006359A CN112091223A CN 112091223 A CN112091223 A CN 112091223A CN 202011006359 A CN202011006359 A CN 202011006359A CN 112091223 A CN112091223 A CN 112091223A
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- 239000002184 metal Substances 0.000 title claims abstract description 77
- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000000227 grinding Methods 0.000 claims abstract description 73
- 239000000463 material Substances 0.000 claims abstract description 62
- 239000000843 powder Substances 0.000 claims abstract description 61
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 230000000670 limiting effect Effects 0.000 claims description 35
- 239000004744 fabric Substances 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000012216 screening Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 8
- 230000002337 anti-port Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
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Classifications
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- 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
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/005—Loading or unloading powder metal objects
-
- 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
- B22F2009/045—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling
- B22F2009/047—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling by rolling
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a metal powder metallurgy automatic feeding system and a using method thereof, and belongs to the technical field of metallurgical equipment. The automatic feeding system for metal powder metallurgy comprises a feeding pipe, a feeding tank, a buffer tank, a rack and a discharging pipe, wherein the buffer tank is fixedly arranged on the inner wall of the rack; the grinding roller rotates in the grinding tank to grind the metal powder entering the grinding tank, and the metal powder is fed intermittently through the material receiving pipe, so that the problem of uneven grinding caused by instantaneous entering of the metal powder can be solved.
Description
Technical Field
The invention relates to the technical field of metallurgical equipment, in particular to a metal powder metallurgy automatic feeding system and a using method thereof.
Background
Powder metallurgy is a process technique for producing metal powder or metal powder (or a mixture of metal powder and nonmetal powder) as a raw material, and then forming and sintering the raw material to produce metal materials, composite materials and various products. In powder metallurgy production, certain requirements are made on the particle size of metal powder, generally 0.5-20 microns, and theoretically, the finer the particle, the larger the specific surface area, i.e., the stronger the surface activity, surface adsorption capacity and catalytic capacity. Therefore, the easier the forming and sintering are, the thicker powder which is larger than 40 microns is generally adopted in the traditional powder metallurgy process, and the metallurgical production requirements of good surface activity, high adsorption force and high catalytic capability cannot be met.
Through the retrieval, patent application number is 201610721625.6, and grant publication number is CN106238730B, the name is a metal powder metallurgy automatic feeding system, through setting up grinding mechanism among this the disclosed technical scheme for to the metal powder regrinding of first material loading, and this technical scheme is specifically to carry out grinding process to the metal powder in the grinding orbit through the abrasive disc, and the powder after the grinding is carried out through leaking the material pipe and is carried out. However, the grinding disc can have uneven grinding when grinding the powder, and the metal powder can be piled up together when entering the bin body through the feed opening instantaneously, thereby further causing uneven grinding, and the metal powder which is not ground uniformly can cause adverse effect on the metallurgical effect of the metal powder when entering the next working procedure without screening.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when a grinding disc grinds powder, the powder is not uniformly ground, and metal powder is accumulated together when entering a bin body through a feed opening instantly, so that the grinding is further not uniform, and the metallurgical effect of the metal powder is adversely affected when the metal powder which is not uniformly ground enters the next procedure without screening.
In order to achieve the purpose, the invention adopts the following technical scheme:
the automatic feeding system for metal powder metallurgy comprises a feeding pipe, a feeding tank, a buffer tank, a rack and a discharging pipe, wherein the buffer tank is fixedly arranged on the inner wall of the rack, the feeding tank is arranged at the top of the buffer tank, the feeding pipe is fixedly arranged at the top of the feeding tank, the discharging pipe is fixedly arranged at the bottom end of the buffer tank, a feeding hole is formed in the side wall of the top end of the feeding pipe, a conveying auger is arranged in the feeding pipe, a feeding ring is fixedly arranged at the top of the buffer tank, the feeding ring is connected with an outlet at the bottom end of the feeding tank, and uniformly distributed discharging holes are formed in the bottom of the feeding ring; a grinding tank is fixedly arranged on the inner wall of the top end of the buffer tank, a grinding roller is rotatably connected inside the grinding tank, a filter screen is fixedly arranged at the bottom of the grinding tank, a driving motor is fixedly arranged at the top of the grinding roller, a limiting connecting rod is sleeved on the outer wall of the driving motor, a moving block is fixedly arranged at one end, away from the driving motor, of the limiting connecting rod, a sliding ring corresponding to the position of the grinding tank is fixedly arranged on the inner wall of the top end of the buffer tank, the moving block is slidably arranged in the sliding ring, a material bearing pipe is rotatably connected inside the moving block, a local gear is fixedly arranged on the outer wall of the top end of the material bearing pipe, a local rack is meshed with the local gear, a limiting shell is fixedly arranged on the inner wall of the top end of the buffer tank, the two local racks are symmetrically arranged and slidably arranged in the limiting shell, and, the bottom of local rack has set firmly the montant, the bottom cover of montant is equipped with the screen cloth, the bottom of buffer memory jar sets firmly arranges the outlying spacing ring of filter screen in, the inboard of spacing ring is arranged in to the screen cloth, the lateral wall of movable block still is equipped with power unit, power unit's output passes through drive chain and links to each other with the material holding pipe.
Preferably, the frame is including solid fixed ring, bracing piece, the outer wall at the buffer memory jar is established to the fixed cover of solid fixed ring, the quantity of bracing piece is a plurality of, and the bracing piece equipartition is at solid fixed ring's lateral wall.
Preferably, the top of the buffer tank is provided with a mounting groove for clamping the feeding ring.
Preferably, the top inner wall of grinding pot has set firmly internal tooth gear ring, the top outer wall of grinding roller be equipped with internal tooth gear ring assorted external tooth gear ring.
Preferably, the sliding ring is specifically two concentrically distributed ring bodies, a gap is left between the two ring bodies, the two ring bodies are fixedly connected through a connecting column, and a protrusion matched with the gap is arranged on the moving block.
Preferably, the moving block is provided with a mounting hole for mounting a material bearing pipe, and the material bearing pipe is rotatably arranged in the mounting hole through a bearing.
Preferably, the limiting shell is hollow, an opening is formed in the inner side of the limiting shell, and a strip-shaped hole for the vertical rod to slide is formed in the bottom of the limiting shell.
Preferably, the power mechanism comprises a power motor, the power motor is fixedly arranged on the side wall of the moving block, the output end of the power motor is connected with a driving sprocket through a transmission shaft, the side wall of the bottom end of the material bearing pipe is fixedly sleeved with a driven sprocket, and the driving sprocket and the driven sprocket are connected through a transmission chain.
Preferably, the screen cloth specifically is the tube-shape, and the sieve mesh of equipartition is seted up to the bottom of screen cloth, the bottom of montant is equipped with the threaded rod, the screen cloth passes through the engaging lug cover and establishes on the threaded rod, and fixes through the nut.
The invention discloses a use method of a metal powder metallurgy automatic feeding system, which comprises the following steps:
s1: metal powder enters the feeding pipe through the feeding port;
s2: the grinding roller is driven to rotate along the grinding tank by the driving motor during working, specifically, the external gear ring on the outer wall of the grinding roller is driven to rotate by the driving motor, and the driving motor, the grinding roller and the limiting connecting rod rotate in the sliding ring through the moving block under the limiting action of the internal gear ring because the internal gear ring is fixedly arranged;
s3: the moving block drives the material bearing pipe to rotate when rotating along the sliding ring, when a feed inlet at the top end of the material bearing pipe corresponds to a discharge outlet at the bottom of the material inlet ring, the conveying auger works to convey metal powder entering the material loading pipe to the feed tank and the material inlet ring in sequence, the metal powder entering the material inlet ring further enters the material bearing pipe and is conveyed into the grinding tank through the material bearing pipe, the grinding roller grinds the metal powder entering intermittently during rotation, and the ground metal powder falls onto the filter screen and enters the screen mesh through filter holes in the filter screen;
s4: the material bearing pipe drives a local gear on the outer wall of the material bearing pipe to move while rotating along the sliding ring, the local gear moves until the local gear is contacted with a local rack, meanwhile, a power mechanism on the side wall of the moving block works, specifically, a power motor drives a driving sprocket to rotate, the driving sprocket further drives a driven sprocket to rotate through a transmission chain, the driven sprocket then drives the material bearing pipe to rotate in the moving block, the material bearing pipe further drives the local gear to rotate in the moving block, and when the local gear rotates to be meshed with the local rack, the local rack is driven to slide in the limiting shell, and the local rack further drives the screen to rotate in the limiting ring through a vertical rod, so that preliminary screening is performed on metal powder falling onto the screen;
s5: in addition, local rack can compress the pressure spring in the spacing casing, and when local gear revolve to take off the engagement with local rack pendulum, local rack backward sliding under the effect of pressure spring restoring force to drive screen cloth antiport, thereby the realization is to falling to the further screening of metal powder on the screen cloth, and the metal powder after the screen cloth screening is carried away through the discharging pipe of buffer tank bottom.
Compared with the prior art, the invention provides an automatic feeding system for metal powder metallurgy and a using method thereof, and the automatic feeding system has the following beneficial effects:
1. in the invention, the grinding roller rotates in the grinding tank to grind the metal powder entering the grinding tank, and the metal powder is fed intermittently through the material receiving pipe, so that the problem of uneven grinding caused by instantaneous entering of the metal powder can be prevented.
2. In the invention, the feeding ring is clamped in the mounting groove at the top of the buffer tank, so that metal powder entering the feeding ring through the feeding tank enters the grinding tank through the discharge hole at the bottom of the feeding ring, and is convenient for grinding; the feeding mode of the metal powder is intermittent feeding, so that the problem of uneven grinding caused by the traditional feeding mode is solved.
3. In the invention, the sliding ring is specifically two concentric ring bodies, and the moving block is clamped in a gap between the two ring bodies through the protrusions on the moving block, so that the moving block can conveniently slide along the sliding ring.
4. According to the metal powder screening machine, the local gear drives the local rack to slide in the limiting shell when rotating, the pressure spring is compressed, the local rack further drives the screen to rotate in the limiting ring through the vertical rod so as to screen metal powder falling on the screen, and then the screen is driven to rotate in the reverse direction under the action of restoring force of the pressure spring so as to further screen the metal powder on the screen and realize resetting of the local rack.
5. In the invention, through the arrangement of the power mechanism, the power motor drives the driving sprocket to rotate when working, the driving sprocket further drives the driven sprocket to rotate through the transmission chain, and the driven sprocket further drives the material bearing pipe to rotate in the moving block, namely drives the local gear to be meshed with the local rack, thereby driving the local rack to slide in the limiting shell.
6. According to the invention, the screen mesh can be sleeved on the threaded rod at the bottom of the vertical rod through the connecting lug on the side wall of the screen mesh, and the screen mesh is fixed by the nut, so that when too much unqualified metal powder is accumulated in the screen mesh, the screen mesh can be disassembled, and the screen mesh can be maintained and the unqualified metal powder can be subjected to subsequent treatment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention with the bracket removed from FIG. 1;
FIG. 3 is a schematic structural view of portion A of FIG. 2 according to the present invention;
FIG. 4 is a schematic structural view of portion B of FIG. 2 according to the present invention;
FIG. 5 is a schematic structural view of portion C of FIG. 4 according to the present invention;
FIG. 6 is a schematic structural view of the present invention as a whole;
FIG. 7 is a schematic view of the structure of FIG. 6 from another perspective according to the present invention;
FIG. 8 is a schematic view of the FIG. 7 cut-away construction of the present invention;
FIG. 9 is a schematic view of the present invention with the bracket removed from FIG. 8;
FIG. 10 is a schematic view of the structure of portion D of FIG. 9 according to the present invention;
FIG. 11 is a schematic view of the structure of portion G of FIG. 10 according to the present invention;
FIG. 12 is a schematic view of the structure of portion E of FIG. 9 according to the present invention;
FIG. 13 is a schematic view of the structure of portion F of FIG. 9 according to the present invention;
FIG. 14 is a schematic view of the feed ring separated from the grinding bowl in accordance with the present invention;
FIG. 15 is a schematic view of the structure of portion H of FIG. 14 according to the present invention;
FIG. 16 is a schematic view of the connection of the feed ring to the grinding bowl in accordance with the present invention;
FIG. 17 is a schematic structural view of portion I of FIG. 16 according to the present invention;
FIG. 18 is a schematic view of the present invention shown in FIG. 14 with the feed ring removed;
FIG. 19 is a schematic view of the structure of portion J of FIG. 18 in accordance with the present invention;
fig. 20 is a schematic view of the structure of fig. 18 from another angle according to the present invention.
In the figure: 1. feeding pipes; 2. a feed tank; 3. a buffer tank; 3-1, mounting grooves; 4. a frame; 4-1, fixing a ring; 4-2, supporting rods; 5. a feeding port; 6. conveying the auger; 7. feeding a material ring; 8. a discharge port; 9. a grinding tank; 10. a grinding roller; 11. a filter screen; 12. a drive motor; 13. a limiting connecting rod; 14. a moving block; 15. a material bearing pipe; 16. a partial gear; 17. A partial rack; 18. a limiting shell; 19. a pressure spring; 20. a vertical rod; 21. screening a screen; 22. a limiting ring; 23. a power mechanism; 23-1, a power motor; 23-2, a drive sprocket; 23-3, a driven sprocket; 24. a drive chain; 25. an internal gear ring; 26. an external gear ring; 27. a glide ring; 28. connecting columns; 29. a protrusion; 30. a strip-shaped hole; 31. and (4) discharging the pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, 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 simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1, fig. 2, fig. 3, and fig. 5-8, an automatic feeding system for metal powder metallurgy comprises a feeding pipe 1, a feeding tank 2, a buffer tank 3, a frame 4, and a discharging pipe 31, wherein the buffer tank 3 is fixedly arranged on the inner wall of the frame 4, the feeding tank 2 is arranged on the top of the buffer tank 3, the feeding pipe 1 is fixedly arranged on the top of the feeding tank 2, the discharging pipe 31 is fixedly arranged at the bottom end of the buffer tank 3, a feeding port 5 is arranged on the side wall of the top end of the feeding pipe 1, a conveying auger 6 is arranged in the feeding pipe 1, a feeding ring 7 is fixedly arranged on the top of the buffer tank 3, the feeding ring 7 is connected with an outlet at the bottom end of the feeding tank 2, and uniformly-; the inner wall of the top end of the cache tank 3 is fixedly provided with a grinding tank 9, the interior of the grinding tank 9 is rotatably connected with a grinding roller 10, the bottom of the grinding tank 9 is fixedly provided with a filter screen 11, the top of the grinding roller 10 is fixedly provided with a driving motor 12, the outer wall of the driving motor 12 is sleeved with a limiting connecting rod 13, one end of the limiting connecting rod 13, far away from the driving motor 12, is fixedly provided with a moving block 14, the inner wall of the top end of the cache tank 3 is further fixedly provided with a sliding ring 27 corresponding to the grinding tank 9, the moving block 14 is slidably arranged in the sliding ring 27, the interior of the moving block 14 is rotatably connected with a material bearing pipe 15, the outer wall of the top end of the material bearing pipe 15 is fixedly provided with a local gear 16, the local gear 16 is meshed with a local rack 17, the inner wall of the top end of the cache tank 3 is fixedly provided with a limiting shell 18, the local racks 17, the bottom of local rack 17 sets firmly montant 20, and the bottom cover of montant 20 is equipped with screen cloth 21, and the bottom of buffer memory jar 3 sets firmly arranges in filter screen 11 outlying spacing ring 22, and the inboard of spacing ring 22 is arranged in to screen cloth 21, and the lateral wall of movable block 14 still is equipped with power unit 23, and power unit 23's output passes through drive chain 24 and links to each other with material holding pipe 15.
The rack 4 comprises a fixing ring 4-1 and a plurality of support rods 4-2, the fixing ring 4-1 is fixedly sleeved on the outer wall of the cache tank 3, and the support rods 4-2 are uniformly distributed on the side wall of the fixing ring 4-1.
The top of the buffer tank 3 is provided with a mounting groove 3-1 for clamping a feeding ring 7, the feeding ring 7 is clamped in the mounting groove 3-1 at the top of the buffer tank 3, so that metal powder entering the feeding ring 7 through the feeding tank 2 enters a grinding tank 9 through a discharge hole 8 at the bottom of the feeding ring 7 to be ground.
Example 2:
referring to fig. 4 and 9-20, basically the same as embodiment 1, further, an internal gear ring 25 is fixedly arranged on the inner wall of the top end of the grinding tank 9, an external gear ring 26 matched with the internal gear ring 25 is arranged on the outer wall of the top end of the grinding roller 10, and the internal gear ring 25 is meshed with the external gear ring 26, so that when the grinding roller 10 rotates, under the limiting action of the external gear ring 26, the grinding roller 10 rotates along the grinding tank 9 to grind the metal powder in the grinding tank 9.
The sliding ring 27 is specifically two concentrically distributed ring bodies, a gap is reserved between the two ring bodies, the two ring bodies are fixedly connected through a connecting column 28, a protrusion 29 matched with the gap is arranged on the moving block 14, and the moving block 14 is clamped in the gap between the two ring bodies through the protrusion 29 on the moving block, so that the moving block 14 can slide along the sliding ring 27 conveniently.
The moving block 14 is provided with a mounting hole for mounting the material bearing pipe 15, and the material bearing pipe 15 is rotatably arranged in the mounting hole through a bearing.
Spacing casing 18 specifically is cavity and inboard and is equipped with the open-ended casing, the bar hole 30 that supplies montant 20 to slide is seted up to spacing casing 18's bottom, local gear 16 drives local rack 17 and slides in spacing casing 18 when rotating, and compress pressure spring 19, local rack 17 and then drives screen cloth 21 at spacing ring 22 internal rotation through montant 20, in order to filter the metal powder that falls onto screen cloth 21, then under the effect of pressure spring 19 restoring force, drive screen cloth 21 antiport, in order to do further screening to the metal powder on the screen cloth 21, realize local rack 17's restoration simultaneously.
The power mechanism 23 comprises a power motor 23-1, the power motor 23-1 is fixedly arranged on the side wall of the moving block 14, the output end of the power motor 23-1 is connected with a driving sprocket 23-2 through a transmission shaft, a driven sprocket 23-3 is fixedly sleeved on the side wall of the bottom end of the material bearing pipe 15, the driving sprocket 23-2 and the driven sprocket 23-3 are connected through a transmission chain 24, the power motor 23-1 drives the driving sprocket 23-2 to rotate when working, the driving sprocket 23-2 further drives the driven sprocket 23-3 to rotate through the transmission chain 24, the driven sprocket 23-3 further drives the material bearing pipe 15 to rotate in the moving block 14, namely, the local gear 16 is driven to be meshed with the local rack 17, and therefore the local rack 17 is driven to slide in.
The screen cloth 21 specifically is the tube-shape, and the sieve mesh of equipartition is seted up to the bottom of screen cloth 21, the bottom of montant 20 is equipped with the threaded rod, screen cloth 21 establishes on the threaded rod through the engaging lug cover, and it is fixed through the nut, the engaging lug cover of its lateral wall of screen cloth 21 accessible establishes on the threaded rod of montant 20 bottom, and utilize the nut to fix screen cloth 21, thereby can pile up too much unqualified metal powder in screen cloth 21 when, demolish screen cloth 21, so that maintain screen cloth 21 and carry out subsequent processing to unqualified metal powder.
The invention also discloses a use method of the metal powder metallurgy automatic feeding system, which comprises the following steps:
s1: metal powder enters the feeding pipe 1 through the feeding port 5;
s2: the driving motor 12 drives the grinding roller 10 to rotate along the grinding tank 9 when working, in particular, the driving motor 12 drives the external gear ring 26 on the outer wall of the grinding roller 10 to rotate, and the internal gear ring 25 is fixedly arranged, so that under the limiting action of the internal gear ring 25, the driving motor 12, the grinding roller 10 and the limiting connecting rod 13 rotate in the sliding ring 27 through the moving block 14;
s3: the moving block 14 drives the material bearing pipe 15 to rotate when rotating along the sliding ring 27, when a feed inlet at the top end of the material bearing pipe 15 corresponds to a discharge outlet 8 at the bottom of the material bearing ring 7, the conveying auger 6 works to convey metal powder entering the material loading pipe 1 to the material inlet tank 2 and the material bearing ring 7 in sequence, the metal powder entering the material bearing ring 7 further enters the material bearing pipe 15 and is conveyed to the grinding tank 9 through the material bearing pipe 15, the grinding roller 10 grinds the metal powder entering intermittently when rotating, and the ground metal powder falls onto the filter screen 11 and enters the screen 21 through filter holes in the filter screen 11;
s4: the material-bearing pipe 15 drives the partial gear 16 on the outer wall to move while rotating along the sliding ring 27, the partial gear 16 moves to be in contact with the partial rack 17, meanwhile, a power mechanism 23 on the side wall of the moving block 14 works, specifically, a power motor 23-1 drives a driving sprocket 23-2 to rotate, the driving sprocket 23-2 further drives a driven sprocket 23-3 to rotate through a transmission chain 24, the driven sprocket 23-3 further drives a material bearing pipe 15 to rotate in the moving block 14, the material bearing pipe 15 further drives a local gear 16 to rotate in the moving block 14, when the local gear 16 rotates to be meshed with the local rack 17, the local rack 17 is driven to slide in the limiting shell 18, and the local rack 17 further drives the screen 21 to rotate in the limiting ring 22 through the vertical rod 20, so that the metal powder falling onto the screen 21 is primarily screened;
s5: in addition, the local rack 17 can compress a pressure spring 19 in the limiting shell 18, when the local gear 16 rotates to get rid of meshing with the local rack 17, the local rack 17 slides reversely under the restoring force of the pressure spring 19 and drives the screen 21 to rotate reversely, so that metal powder falling onto the screen 21 is further screened, and the metal powder screened by the screen 21 is conveyed out through a discharge pipe 31 at the bottom of the buffer tank 3.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The automatic metal powder metallurgy feeding system comprises a feeding pipe (1), a feeding tank (2), a buffer tank (3), a rack (4) and a discharging pipe (31), wherein the buffer tank (3) is fixedly arranged on the inner wall of the rack (4), the feeding tank (2) is arranged at the top of the buffer tank (3), the feeding pipe (1) is fixedly arranged at the top of the feeding tank (2), and the discharging pipe (31) is fixedly arranged at the bottom end of the buffer tank (3), and the automatic metal powder metallurgy feeding system is characterized in that a feeding hole (5) is formed in the side wall of the top end of the feeding pipe (1), a conveying auger (6) is arranged in the feeding pipe (1), a feeding ring (7) is fixedly arranged at the top of the buffer tank (3), the feeding ring (7) is connected with an outlet at the bottom end of the feeding tank (2), and uniformly distributed discharging holes (8) are formed in the bottom of the feeding ring (7; the grinding device is characterized in that a grinding tank (9) is fixedly arranged on the inner wall of the top end of the cache tank (3), a grinding roller (10) is rotatably connected inside the grinding tank (9), a filter screen (11) is fixedly arranged at the bottom of the grinding tank (9), a driving motor (12) is fixedly arranged at the top of the grinding roller (10), a limiting connecting rod (13) is sleeved on the outer wall of the driving motor (12), a moving block (14) is fixedly arranged at one end, far away from the driving motor (12), of the limiting connecting rod (13), a sliding ring (27) corresponding to the position of the grinding tank (9) is further fixedly arranged on the inner wall of the top end of the cache tank (3), the moving block (1) is slidably arranged in the sliding ring (27), a material bearing pipe (15) is rotatably connected inside the moving block (14), a local gear (16) is fixedly arranged on the outer wall of the top end of the material bearing pipe (15), the top inner wall of buffer memory jar (3) has set firmly spacing casing (18), two that local rack (17) set up for the symmetry, two local rack (17) slide to set up in spacing casing (18), pressure spring (19) have still set firmly between the inner wall of local rack (17) and spacing casing (18), the bottom of local rack (17) has set firmly montant (20), the bottom cover of montant (20) is equipped with screen cloth (21), the bottom of buffer memory jar (3) has set firmly arranges in filter screen (11) outlying spacing ring (22), the inboard of spacing ring (22) is arranged in screen cloth (21), the lateral wall of movable block (14) still is equipped with power unit (23), the output of power unit (23) links to each other with holding pipe (15) through drive chain (24).
2. The automatic feeding system for metal powder metallurgy according to claim 1, wherein the rack (4) comprises a fixing ring (4-1) and a plurality of supporting rods (4-2), the fixing ring (4-1) is fixedly sleeved on the outer wall of the cache tank (3), and the supporting rods (4-2) are uniformly distributed on the side wall of the fixing ring (4-1).
3. The automatic feeding system for metal powder metallurgy according to claim 1, wherein the top of the buffer tank (3) is provided with a mounting groove (3-1) for clamping a feeding ring (7).
4. The automatic feeding system for metal powder metallurgy according to claim 1, wherein an internal gear ring (25) is fixedly arranged on the inner wall of the top end of the grinding tank (9), and an external gear ring (26) matched with the internal gear ring (25) is arranged on the outer wall of the top end of the grinding roller (10).
5. The metal powder metallurgy automatic feeding system according to claim 4, wherein the sliding ring (27) is two concentrically distributed ring bodies, a gap is reserved between the two ring bodies, the two ring bodies are fixedly connected through a connecting column (28), and a protrusion (29) matched with the gap is arranged on the moving block (14).
6. The automatic feeding system for metal powder metallurgy according to claim 1, wherein the moving block (14) is provided with a mounting hole for mounting a material bearing pipe (15), and the material bearing pipe (15) is rotatably arranged in the mounting hole through a bearing.
7. The automatic feeding system for metal powder metallurgy according to claim 1, wherein the limiting shell (18) is hollow and provided with an opening at the inner side, and a strip-shaped hole (30) for the vertical rod (20) to slide is formed at the bottom of the limiting shell (18).
8. The automatic feeding system for metal powder metallurgy according to claim 7, wherein the power mechanism (23) comprises a power motor (23-1), the power motor (23-1) is fixedly arranged on the side wall of the moving block (14), the output end of the power motor (23-1) is connected with a driving sprocket (23-2) through a transmission shaft, the side wall of the bottom end of the material bearing pipe (15) is fixedly sleeved with a driven sprocket (23-3), and the driving sprocket (23-2) is connected with the driven sprocket (23-3) through a transmission chain (24).
9. The automatic feeding system for metal powder metallurgy according to claim 1, wherein the screen mesh (21) is cylindrical, the bottom of the screen mesh (21) is provided with uniformly distributed screen holes, the bottom of the vertical rod (20) is provided with a threaded rod, and the screen mesh (21) is sleeved on the threaded rod through a connecting lug and is fixed through a nut.
10. The use method of the metal powder metallurgy automatic feeding system is characterized by comprising the following steps:
s1: metal powder enters the feeding pipe (1) through the feeding port (5);
s2: the grinding roll (10) is driven to rotate along the grinding tank (9) by the driving motor (12) when working, specifically, the driving motor (12) drives the external gear ring (26) on the outer wall of the grinding roll (10) to rotate, and the internal gear ring (25) is fixedly arranged, so that under the limiting action of the internal gear ring (25), the driving motor (12), the grinding roll (10) and the limiting connecting rod (13) rotate in the sliding ring (27) through the moving block (14);
s3: the moving block (14) drives the material bearing pipe (15) to rotate when rotating along the sliding ring (27), when a feed inlet at the top end of the material bearing pipe (15) corresponds to a discharge outlet (8) at the bottom of the material inlet ring (7), the conveying auger (6) works to convey metal powder entering the material inlet pipe (1) to the material inlet tank (2) and the material inlet ring (7) in sequence, the metal powder entering the material inlet ring (7) further enters the material bearing pipe (15) and is conveyed to the grinding tank (9) through the material bearing pipe (15), the grinding roller (10) grinds the metal powder entering intermittently when rotating, and the ground metal powder falls onto the filter screen (11) and enters the filter screen (21) through filter holes in the filter screen (11);
s4: the material bearing pipe (15) drives a local gear (16) on the outer wall of the material bearing pipe to move while rotating along a sliding ring (27), the local gear (16) moves to be in contact with a local rack (17), meanwhile, a power mechanism (23) on the side wall of a moving block (14) works, specifically, a power motor (23-1) drives a driving sprocket (23-2) to rotate, the driving sprocket (23-2) further drives a driven sprocket (23-3) to rotate through a transmission chain (24), the driven sprocket (23-3) further drives the material bearing pipe (15) to rotate in the moving block (14), the material bearing pipe (15) further drives the local gear (16) to rotate in the moving block (14), and when the local gear (16) rotates to be meshed with the local rack (17), the local rack (17) is driven to slide in a limiting shell (18), the local rack (17) further drives a screen (21) to rotate in the limiting ring (22) through a vertical rod (20), so as to achieve the primary screening of the metal powder falling onto the screen (21);
s5: in addition, local rack (17) can compress pressure spring (19) in spacing casing (18), and when local gear (16) rotated to come out of engagement with local rack (17) pendulum, local rack (17) reverse slip under the effect of pressure spring (19) restoring force to drive screen cloth (21) antiport, thereby realize making further screening to the metal powder that falls onto screen cloth (21), the metal powder after screening through screen cloth (21) is carried out through discharging pipe (31) of buffer memory jar (3) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011006359.1A CN112091223A (en) | 2020-09-23 | 2020-09-23 | Automatic feeding system for metal powder metallurgy and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011006359.1A CN112091223A (en) | 2020-09-23 | 2020-09-23 | Automatic feeding system for metal powder metallurgy and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112091223A true CN112091223A (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011006359.1A Withdrawn CN112091223A (en) | 2020-09-23 | 2020-09-23 | Automatic feeding system for metal powder metallurgy and using method thereof |
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| Country | Link |
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| CN (1) | CN112091223A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054679A (en) * | 2021-10-29 | 2022-02-18 | 袁德连 | Low-melting-point metal powder hot melting forming equipment for metallurgy |
| CN115971498A (en) * | 2022-12-16 | 2023-04-18 | 博远机电(南通)有限公司 | Milling machine with multistage grinding function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6483604A (en) * | 1987-09-24 | 1989-03-29 | Mitsubishi Metal Corp | Production of rapidly cooled and solidified metal-base powder |
| CN106238730A (en) * | 2016-08-25 | 2016-12-21 | 烟台民望机电技术有限公司 | An automatic feeding device for metal powder metallurgy |
| CN106270502A (en) * | 2016-09-07 | 2017-01-04 | 烟台民望机电技术有限公司 | An automatic feeding and forming device for metal powder metallurgy |
| CN110918983A (en) * | 2019-12-20 | 2020-03-27 | 陕西易莱德新材料科技有限公司 | Metal powder metallurgy charging equipment |
-
2020
- 2020-09-23 CN CN202011006359.1A patent/CN112091223A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6483604A (en) * | 1987-09-24 | 1989-03-29 | Mitsubishi Metal Corp | Production of rapidly cooled and solidified metal-base powder |
| CN106238730A (en) * | 2016-08-25 | 2016-12-21 | 烟台民望机电技术有限公司 | An automatic feeding device for metal powder metallurgy |
| CN108160993A (en) * | 2016-08-25 | 2018-06-15 | 梁怡芃 | A kind of metal powder metallurgy automatic ration feeding device |
| CN106270502A (en) * | 2016-09-07 | 2017-01-04 | 烟台民望机电技术有限公司 | An automatic feeding and forming device for metal powder metallurgy |
| CN110918983A (en) * | 2019-12-20 | 2020-03-27 | 陕西易莱德新材料科技有限公司 | Metal powder metallurgy charging equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054679A (en) * | 2021-10-29 | 2022-02-18 | 袁德连 | Low-melting-point metal powder hot melting forming equipment for metallurgy |
| CN115971498A (en) * | 2022-12-16 | 2023-04-18 | 博远机电(南通)有限公司 | Milling machine with multistage grinding function |
| CN115971498B (en) * | 2022-12-16 | 2023-12-22 | 博远机电(南通)有限公司 | Pulverizer with multistage grinding function |
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Application publication date: 20201218 |