CN118305318A - Metal powder particle shaping machine - Google Patents
Metal powder particle shaping machine Download PDFInfo
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- CN118305318A CN118305318A CN202410735168.0A CN202410735168A CN118305318A CN 118305318 A CN118305318 A CN 118305318A CN 202410735168 A CN202410735168 A CN 202410735168A CN 118305318 A CN118305318 A CN 118305318A
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- 239000000843 powder Substances 0.000 title claims abstract description 99
- 239000002245 particle Substances 0.000 title claims abstract description 94
- 238000007493 shaping process Methods 0.000 title claims abstract description 34
- 239000002184 metal Substances 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 31
- 238000001125 extrusion Methods 0.000 claims abstract description 92
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000000712 assembly Effects 0.000 claims abstract description 34
- 238000000429 assembly Methods 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 99
- 230000033001 locomotion Effects 0.000 claims description 25
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 7
- 230000008859 change Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract description 3
- 238000000227 grinding Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 238000000498 ball milling Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
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- 238000003801 milling Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
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- Powder Metallurgy (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention belongs to the technical field of powder particle production, and discloses a metal powder particle shaping machine.A working cavity capable of containing powder particles is arranged in a device body, a plurality of first extrusion assemblies and second extrusion assemblies are arranged in the working cavity at intervals, a flexible cylinder is arranged in the working cavity, the flexible cylinder forms an elastic cavity, the first extrusion assemblies and the second extrusion assemblies receive the driving of a driving mechanism to extrude the flexible cylinder so as to enable the shape of the elastic cavity to be repeatedly changed, and the elastic cavity extrudes and moves the powder particles filled in the elastic cavity in the repeated shape change process so as to realize shape regulation and control of the powder particles in the closed cavity. According to the metal powder particle shaping machine provided by the invention, the first extrusion component and the second extrusion component intermittently press the flexible cylinder, and the flexible cylinder is continuously deformed, so that powder particles relatively move in the elastic cavity to generate friction and shearing, and shaping of the powder particles is realized.
Description
Technical Field
The invention relates to the technical field of powder particle production, in particular to a metal powder particle shaping machine.
Background
The shape regulation and control of the powder particles is to process the shape surface of the powder particles with the expected purpose so as to realize the special function of the powder particles, and is one link of the powder production process. The tap density, filling density, fluidity and the like of the powder can be improved by relative sphericizing powder particles, for example, the sphericizing of the cement powder particles can improve the cement performance, the sphericizing of the metal ink particles can increase the reflectivity and improve the printing quality, and the sphericized copper powder, graphite and tin powder show superiority in the specific application field; shaping the powder particles is also an intermediate step in improving the final properties of certain products. In addition, the method can also be used as an auxiliary method for modifying and processing powder particles.
There are various ways of shaping the powder surface or regulating the morphology, and conventional shaping methods of machinery generally adopt the modes of rolling, ball milling and vibration milling (namely vibration milling). The rolling is to put the powder into an annular groove, and the round press roller driven rotates around the central shaft to roll the accumulated powder. Rolling is the crushing and shaping of powder agglomerates between rolls that are parallel to each other and have a certain gap. The ball milling is to mix the powder with the hard and wear-resistant grinding balls in a certain proportion and then put the mixture into a roller, the roller rotates along an axis, and the grinding balls in the roller are lifted and then fall down in the rotation process of the barrel body, so that the powder is impacted and the particles are stressed and rubbed mutually. The vibration grinding mode is similar to the ball milling mode, and the difference is that the vibration barrel body reciprocates at a certain frequency along a single direction, so that the grinding balls impact and grind powder particles.
If the authorized bulletin number is CN218226080U, the powder particle shaping device is named as a powder particle shaping device, the powder particle shaping device comprises a shaping bin and a rotating disc, the shaping bin is of a sealed cylinder structure formed by encircling an outer cylinder, an inner cylinder, a top plate and a bottom plate, a feeding port with a sealing cover is arranged on the top plate, an annular cavity for introducing circulating cooling water is arranged between the outer cylinder and the inner cylinder, the lower part of the inner cavity of the inner cylinder is provided with the rotating disc coaxial with the inner cylinder, a rotating shaft of the rotating disc is connected with a driving mechanism below the bottom plate, a plurality of movable grinding blocks are fixedly arranged on the periphery of the rotating disc, a plurality of static grinding blocks are fixed on the inner wall of the inner cylinder and are arranged on the same circumference to form an annular ring body, and the static grinding blocks are arranged opposite to the movable grinding blocks on the horizontal height position.
In the particle shaping device in the prior art, the problem of separation of the grinding piece and the powder particles is existed in the non-circulating ball milling and vibration grinding, so that the powder particles cannot be sufficiently rubbed and sheared to influence the shaping effect, and the processing strength is changed along with continuous consumption of the grinding piece, thereby causing uncertainty to the processing technology.
Disclosure of Invention
The object of the present invention is to provide a metal powder particle shaper which solves the above-mentioned drawbacks of the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
The utility model provides a metal powder particle shaping machine, includes the equipment body, this internal working chamber that can hold powder particle that is provided with of equipment, be provided with feed inlet and discharge gate on the working chamber, the interval is provided with a plurality of first extrusion subassemblies and second extrusion subassemblies in the working chamber, be provided with flexible section of thick bamboo on the inner wall of working chamber, form an elastic chamber in the flexible section of thick bamboo, be provided with actuating mechanism on the equipment body, first extrusion subassemblies and second extrusion subassemblies accept actuating mechanism's drive can be right the flexible section of thick bamboo extrudees so that elastic chamber's form repeatedly changes, elastic chamber extrudees and removes to be full of in its inside in the form repeatedly changing process powder particle's shape is regulated and control in order to realize to the interior powder particle's of closed chamber appearance.
In the metal powder particle shaper, the driving mechanism has a first driving state in which the first pressing assembly receives the driving of the driving mechanism and a second driving state in which the second pressing assembly receives the driving of the driving mechanism.
According to the metal powder particle shaping machine, the first extrusion assembly and the second extrusion assembly are sequentially arranged at intervals along the circumferential direction of the working cavity.
The metal powder particle shaping machine further comprises an annular piece fixedly installed in the working cavity, an outer annular cavity is formed between the annular piece and the inner wall of the working cavity, and an inner annular cavity is formed between the annular piece and the flexible cylinder.
According to the metal powder particle shaping machine, the first extrusion assembly and the second extrusion assembly comprise the driving piece and the pressing piece, the driving piece is located in the outer annular cavity, and the pressing piece is located in the inner annular cavity.
The metal powder particle shaping machine comprises the driving piece, wherein the driving piece comprises a driving rod and an arc-shaped driving block fixed at one end of the driving rod, and the pressing piece comprises an arc-shaped pressing plate fixed at the other end of the driving rod.
According to the metal powder particle shaping machine, the annular piece is provided with the plurality of movement through holes along the circumferential direction, and the driving rods are correspondingly arranged in the movement through holes one by one.
The metal powder particle shaper further comprises a spring piece, wherein the spring piece is sleeved on the driving rod, and two ends of the spring piece are respectively fixed on the arc pressing plate and the annular piece.
The metal powder particle shaping machine comprises the driving mechanism, wherein the driving mechanism comprises the annular rotating body, the annular rotating body is rotatably arranged in the outer annular cavity, and the annular rotating body rotates in the outer annular cavity to sequentially press and drive the first extrusion assembly and the second extrusion assembly.
The metal powder particle shaping machine is characterized in that a plurality of annular pieces are arranged, and the annular pieces are arranged at intervals along the axial direction of the working cavity and are sequentially and fixedly connected.
In the technical scheme, the metal powder particle shaping machine provided by the invention comprises an equipment body, wherein a working cavity capable of containing powder particles is arranged in the equipment body, a flexible cylinder is arranged in the working cavity, the flexible cylinder forms an elastic cavity capable of being closed, a plurality of first extrusion assemblies and second extrusion assemblies are arranged in the working cavity at intervals, the first extrusion assemblies and the second extrusion assemblies are connected with a driving mechanism, and the driving mechanism is continuously switched between a first driving state and a second driving device when in operation, so that the first extrusion assemblies and the second extrusion assemblies intermittently press the flexible cylinder, the flexible cylinder is continuously deformed, and the powder particles relatively move in the elastic cavity to generate friction and shearing so as to shape the powder particles.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of a metal powder particle shaper according to an embodiment of the present invention;
FIG. 2 is a perspective view of an elastic chamber according to another embodiment of the present invention;
FIG. 3 is a front view of a flexible chamber according to another embodiment of the present invention;
FIG. 4 is a schematic view of the installation of a first compression assembly and a second compression assembly according to another embodiment of the present invention;
FIG. 5 is a schematic view of a first pressing assembly and a second pressing assembly according to another embodiment of the present invention;
FIG. 6 is a perspective view of a flexible chamber according to yet another embodiment of the present invention;
FIG. 7 is a front view of a flexible chamber according to yet another embodiment of the present invention;
FIG. 8 is a schematic view illustrating an installation of an inner pressing assembly according to another embodiment of the present invention;
FIG. 9 is a schematic structural view of an inner pressing assembly according to another embodiment of the present invention;
fig. 10 is a second schematic structural view of an inner pressing component according to another embodiment of the present invention.
Reference numerals illustrate:
1. An equipment body; 10. a working chamber; 11. a feed inlet; 12. a discharge port; 2. an elastic chamber; 20. a first press assembly; 21. a second extrusion assembly; 22. an outer annular cavity; 23. an inner annular cavity; 24. a driving member; 240. a driving rod; 241. an arc-shaped driving block; 25. a pressing member; 250. an arc pressing plate; 26. a spring member; 27. a flexible barrel; 3. a driving mechanism; 30. an annular rotating body; 31. an annular limiting plate; 32. arc-shaped protruding blocks; 33. an arc-shaped gap portion; 34. a connecting rod; 35. a ring gear; 4. a ring member; 40. a movement through hole; 41. an arc-shaped connecting plate; 42. a fixed block; 5. a flexible inner cylinder; 6. an inner pressing assembly; 60. a cylindrical holder; 601. an axial rotation channel; 61. an inner pressing plate; 62. an inner annular plate; 63. a first rotating shaft seat; 64. connecting rods internally; 65. a second rotating shaft seat; 66. a first link; 67. a driving structure; 670. a rotary driving screw rod; 68. a circular driving seat; 680. a third rotating shaft seat; 69. and a second link.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-10, the invention provides a metal powder particle shaping machine, which comprises a device body 1, wherein a working cavity 10 capable of containing powder particles is arranged in the device body 1, a feed inlet 11 and a discharge outlet 12 are arranged on the working cavity 10, a plurality of first extrusion assemblies 20 and second extrusion assemblies 21 are arranged in the working cavity 10 at intervals, a flexible cylinder 27 is arranged in the working cavity 10, the flexible cylinder 27 forms a closable elastic cavity 2, a driving mechanism 3 is arranged on the device body 1, the first extrusion assemblies 20 and the second extrusion assemblies 21 receive the driving of the driving mechanism 3 to extrude the flexible cylinder 27 so as to repeatedly change the shape of the elastic cavity 2, and the elastic cavity 2 extrudes and moves the powder particles filled in the working cavity during the repeated shape change process so as to realize the shape regulation and control of the powder particles in the closed cavity.
Specifically, the equipment body 1 includes the pedestal and sets up the plastic case on the pedestal, plastic incasement portion is provided with cylindricality working chamber 10, working chamber 10 sets up along the horizontal direction, working chamber 10 is used for accepting and holds powder particle, be provided with feed inlet 11 and discharge gate 12 that are linked together with working chamber 10 on the equipment body 1, feed inlet 11 and discharge gate 12 set up respectively in the opposite both sides of working chamber 10, feed inlet 11 is used for carrying the powder particle that does not reshape to working chamber 10 in, discharge gate 12 is used for exporting the powder particle that has reshaped from working chamber 10, department all is provided with the sealing member at feed inlet 11 and discharge gate 12, can close feed inlet 11 and discharge gate 12 through the sealing member, thereby make working chamber 10 form a sealed cavity.
The inner wall of the working cavity 10 is provided with a flexible cylinder 27, two ends of the flexible cylinder 27 are respectively fixed on the inner wall of the working cavity 10, two ends of the flexible cylinder 27 are respectively communicated with the feed inlet 11 and the discharge outlet 12, the flexible cylinder 27 forms an elastic chamber 2 which can be sealed and has elasticity, after the elastic chamber 2 is fully filled with powder particles, the feed inlet 11 and the discharge outlet 12 are closed, so that the powder particles are wrapped by the flexible cylinder 27, in an initial state, the powder particles are only extruded due to wrapping force, when pressure is applied to the flexible cylinder 27, the flexible cylinder 27 is deformed under the action of the pressure, powder particles at different positions in the elastic chamber 2 are extruded in the deformation process of the flexible cylinder 27, and meanwhile, the adjacent powder particles positioned in the elastic chamber 2 are rubbed and sheared due to relative movement, so that the shaping of the powder particles is realized.
In this embodiment, a first extrusion component 20 and a second extrusion component 21 are disposed in the working cavity 10, the first extrusion component 20 and the second extrusion component 21 are of mutually independent structures, the first extrusion component 20 and the second extrusion component 21 are all multiple, the first extrusion component 20 and the second extrusion component 21 are sequentially and independently disposed at intervals, extrusion force can be applied to the flexible tube 27 through the first extrusion component 20 and the second extrusion component 21, so that the elastic chamber 2 deforms, the driving mechanism 3 is disposed on the device body 1, the first extrusion component 20 and the second extrusion component 21 are in transmission connection with the driving mechanism 3, the first extrusion component 20 and the second extrusion component 21 can be driven by the driving mechanism 3 to intermittently extrude the flexible tube 27, and the processing effect of powder particles depends on the deformation amplitude, the speed and the like of the elastic chamber 2, namely, the movement amplitude and the movement frequency of the first extrusion component 20 and the second extrusion component 21 directly affect the processing effect of the powder particles.
For convenience of description, the driving force of the first pressing assembly 20 by the driving mechanism 3 is referred to as F1, the driving force of the second pressing assembly 21 by the driving mechanism 3 is referred to as F2, the pressing force of the flexible tube 27 against the first pressing assembly 20 and the second pressing assembly 21 is F3, and the driving mechanism 3 has a first driving state and a second driving state when driving the first pressing assembly 20 and the second pressing assembly 21:
In the first driving state, FI > F3> F2, so that the first extrusion component 20 extrudes the flexible tube 27 to enable the flexible tube 27 to be concavely deformed toward the center of the elastic chamber 2, and the second extrusion component 21 is pressed by the flexible tube 27 to enable the flexible tube 27 to be convexly deformed toward the center far from the elastic chamber 2;
In the second driving state, F2> F3> F1, the second pressing assembly 21 presses the flexible tube 27 so that the flexible tube 27 is concavely deformed toward the center of the flexible chamber, and the first pressing assembly 20 is pressed by the flexible tube 27 so that the flexible tube 27 is convexly deformed away from the center of the flexible chamber 2.
The invention provides a metal powder particle shaping machine, which comprises a device body 1, wherein a working cavity 10 capable of containing powder particles is arranged in the device body 1, a flexible cylinder 27 is arranged on the inner wall of the working cavity 10, the flexible cylinder 27 forms a closable elastic cavity 2, a plurality of first extrusion assemblies 20 and second extrusion assemblies 21 are arranged in the working cavity 10 at intervals, the first extrusion assemblies 20 and the second extrusion assemblies 21 are connected with a driving mechanism 3, and the driving mechanism 3 is continuously switched between a first driving state and a second driving device when in operation, so that the first extrusion assemblies 20 and the second extrusion assemblies 21 intermittently press the flexible cylinder 27, and the flexible cylinder 27 is continuously deformed, so that the powder particles relatively move in the elastic cavity 2 to generate friction and shearing so as to shape the powder particles.
In the embodiment provided by the present invention, preferably, the plurality of first extrusion assemblies 20 and the plurality of second extrusion assemblies 21 are sequentially arranged at intervals along the circumferential direction of the working chamber 10: namely, the first extrusion assembly 20 and the second extrusion assembly 21 are plural, one second extrusion assembly 21 is disposed between the two first extrusion assemblies 20, and one first extrusion assembly 20 is disposed between the two second extrusion assemblies 21, so that when the driving mechanism 3 is in the first driving state, the powder particles corresponding to the first extrusion assembly 20 are extruded to move to both sides and the center direction of the elastic chamber 2, the powder particles corresponding to the second extrusion assembly 21 are extruded to move away from the center direction of the elastic chamber 2, whereas when the driving mechanism 3 is in the second driving state, the powder particles corresponding to the second extrusion assembly 21 are extruded to both sides and the center direction of the elastic chamber 2, and the powder particles corresponding to the first extrusion assembly 20 are extruded to move away from the center direction of the elastic chamber 2, so that the powder particles move in the circumferential direction and the radial direction of the elastic chamber 2, so that the powder particles can be sufficiently rubbed and sheared, and the shaping effect is improved.
In another embodiment provided by the invention, the device further comprises an annular piece 4 fixedly installed in the working cavity 10, the annular piece 4 is arranged around the flexible barrel 27, an outer annular cavity 22 is formed between the outer wall of the annular piece 4 and the inner wall of the working cavity 10, an inner annular cavity 23 is formed between the inner wall of the annular piece 4 and the outer wall of the flexible barrel 27, the first extrusion assembly 20 and the second extrusion assembly 21 both comprise a driving piece 24 and a pressing piece 25, the driving piece 24 is located in the outer annular cavity 22, the pressing piece 25 is located in the inner annular cavity 23, the driving piece 24 is in transmission connection with the driving mechanism 3, and when the driving piece 24 is correspondingly driven by the driving mechanism 3, the pressing piece 25 sequentially presses the flexible barrel 27 to deform the flexible barrel 27.
The driving member 24 comprises a driving rod 240 and an arc-shaped driving block 241 fixed at the end part of the driving rod 240, the pressing member 25 comprises an arc-shaped pressing plate 250, the annular member 4 is provided with a plurality of movement through holes 40 along the circumferential direction, each movement through hole 40 is arranged along the radial direction of the annular member 4, the driving rod 240 is movably connected in the movement through hole 40, the free end of the driving rod 240 penetrates out of the movement through hole 40 into the inner annular cavity 23 and is connected with the arc-shaped pressing plate 250, a spring member 26 is further arranged between the annular member 4 and the arc-shaped pressing plate 250, the spring member 26 is sleeved on the driving rod 240, two ends of the spring member 26 are respectively fixedly arranged on the arc-shaped pressing plate 250 and the inner wall of the annular member 4, so that when the driving mechanism 3 is in a first driving state, the spring member 26 of the first pressing member 20 is in a stretching state, the spring member 26 of the second pressing member 21 is in a compressing state, when the driving mechanism 3 is in a second driving state, the spring member 26 of the second pressing member 21 is in a stretching state, the spring member 26 of the first pressing member 20 is in a compressing state, and when the first pressing member 20 and the second pressing member 21 are not pressed by the first pressing member 21 and the first pressing member and the second pressing member 21 are not pressed.
In another embodiment provided by the invention, preferably, the driving mechanism 3 comprises an annular rotating body 30, the annular rotating body 30 is rotatably installed in the outer annular cavity 22, an annular limiting plate 31 is arranged on the annular rotating body 30, an annular limiting groove is arranged on the inner wall of the working cavity 10, the annular limiting plate 31 is rotationally limited in the annular limiting groove to realize the guiding of rotation, an arc-shaped protruding block 32 is arranged on the annular rotating body 30, the number of the arc-shaped protruding blocks 32 is consistent with that of the first extrusion assembly 20 or the second extrusion assembly 21, an arc-shaped gap part 33 is formed between the arc-shaped protruding blocks 32 and the arc-shaped protruding blocks 32, arc-shaped pressing surfaces are arranged on two opposite sides of the arc-shaped driving block 241 along the circumferential direction of the annular piece 4, and arc-shaped driving surfaces are arranged on two opposite sides of the arc-shaped protruding block 32, when the driving mechanism 3 is in a first driving state, the arc-shaped protruding block 32 and the arc-shaped driving block 241 of the first extrusion assembly 20 are in pressing, so that the first extrusion assembly 20 presses against the flexible cylinder 27, the arc-shaped driving block 241 of the second extrusion assembly 21 is positioned in the gap part 33, and the arc-shaped driving block 32 is not in contact with the arc-shaped protruding block 32, and when the arc-shaped driving mechanism 21 is in the first extrusion assembly 20 is in the state of being in contact with the arc-shaped protruding block 32, and the arc-shaped protruding block 32 is in the second extrusion assembly, and the opposite direction is in the state, and the arc-shaped driving assembly 21 is in contact with the arc-shaped protruding body 3.
In another embodiment provided by the present invention, the size of the arc-shaped gap portion 33 may be larger than the length of the arc-shaped protruding block 32, so that the driving mechanism 3 further has a third driving state other than the first driving state and the second driving state, in which the arc-shaped driving blocks 241 of the first pressing assembly 20 and the second pressing assembly 21 are both located in the arc-shaped gap portion 33, and the first pressing assembly 20 and the second pressing assembly 21 are both in an uncompressed state, thereby restoring the flexible tube 27 to the original state.
In another embodiment provided by the invention, preferably, a plurality of annular members 4 are arranged at equal intervals along the axial direction of the working cavity 10, the annular members 4 are connected with the annular members 4 through arc-shaped connecting plates 41, so that the annular members 4 are fixedly connected to form an integrated structure, a plurality of annular rotating bodies 30 are correspondingly arranged on each annular member 4, one annular rotating body 30 is arranged on each annular member 4 in a surrounding manner, the annular rotating bodies 30 are coaxially arranged with the annular members 4, the annular rotating bodies 30 are connected through connecting rods 34, so that the annular rotating bodies 30 are connected to form an integrated structure, an annular gear 35 is arranged at the end part of the integrated annular rotating body 30, the annular gear 35 is meshed with a driving gear, the driving gear is connected with a driving motor, and the driving gear and the annular gear 35 can be driven to rotate through the motor so that the annular gear 35 and the annular rotating body 30 rotate to drive each first extrusion assembly 20 and each second extrusion assembly 21.
In another embodiment provided by the invention, optionally, in order to improve the fixing strength of the ring member 4, in addition to the end portion of the ring member 4 being fixedly connected with the working cavity 10 through the annular plate, a fixing block 42 is also provided on each arc connection plate 41, the fixing block 42 is fixedly connected with the inner wall of the working cavity 10, the fixing block 42 is located between the two connection rods 34, at this time, the motor and the driving gear drive the ring gear 35 to make the ring gear 35 reciprocate in a certain amplitude, for example, when the ring gear 35 is driven by the driving gear to rotate in a first direction by a certain angle, then the ring gear 35 is driven by the driving gear to rotate in a second direction (opposite to the first direction) by a certain angle, so as to cyclically reciprocate in a certain amplitude, for example, the first extrusion assembly 20 and the second extrusion assembly 21 are 5, then the arc protrusion 32 on the ring rotator 30 is 5, and the number of the arc connection plates 41 and the connection rods 34 is smaller than the number of the arc protrusion 32, when the ring rotator 30 works, the ring rotator 30 is first rotated in the first direction so that each arc protrusion 32 is respectively corresponding to the first extrusion assembly 20 and the first extrusion assembly 241 and the second extrusion assembly 20 and the second extrusion assembly 32 are respectively rotated in a certain amplitude, respectively, and then the state is in a state of being slightly opposite to the first extrusion assembly 32 and the first extrusion assembly is rotated in a state and a state of being opposite to the first extrusion assembly 18 and a second extrusion assembly and a state, because the number of the arc-shaped connecting plates 41 and the connecting rods 34 is smaller than the number of the arc-shaped protruding blocks 32, for example, the number of the arc-shaped connecting plates 41 and the number of the connecting rods 34 are 3, the angle between every two adjacent arc-shaped connecting plates 41 is 120 DEG when the widths of the arc-shaped connecting plates 41 and the connecting rods 34 are not considered along the circumferential direction of the annular piece 4, and therefore, when the annular piece 4 is driven to swing, the fixing blocks 42 can be always in an arc-shaped gap between the two connecting rods 34, and the movement of the annular piece 4 cannot be blocked.
In another embodiment of the present invention, preferably, the first pressing assemblies 20 on each ring member 4 are located on the same straight line, the second pressing assemblies 21 on each ring member 4 are also located on the same straight line, and the arc pressing plates 250 of the first pressing assemblies 20 of different ring members 4 are sequentially connected to form an integral structure, the arc pressing plates 250 of the second pressing assemblies 21 of different ring members 4 are also sequentially connected to form an integral structure, and the flexible tube 27 is fixedly connected to the arc pressing plates 250, so that the advantage of the arrangement is that: firstly, the flexible tube 27 can be fixed through the arc-shaped pressing plate 250; secondly, a plurality of arc-shaped pressing plates 250 are connected with each other to form a strip-shaped plate, and the contact area between the strip-shaped plate and the flexible cylinder 27 is increased through the strip-shaped plate, so that the pressing effect on the flexible cylinder 27 is improved.
In still another embodiment provided by the invention, preferably, the device further comprises a flexible inner cylinder 5, the flexible inner cylinder 5 and the flexible inner cylinder 27 are coaxially arranged, the flexible inner cylinder 27 is arranged around the flexible inner cylinder 5, an annular elastic cavity 2 filled with powder particles is formed between the flexible inner cylinder 27 and the flexible inner cylinder 5, a cylindrical installation cavity is formed inside the flexible inner cylinder 5, an inner pressing component 6 is arranged in the cylindrical installation cavity, multiple groups of inner pressing components 6 are sequentially arranged at intervals along the axial direction of the working cavity 10, so that under the action of the inner pressing component 6, the flexible inner cylinder 5 deforms dynamically along the axial direction of the elastic cavity 2, the powder particles move along the axial direction inside the elastic cavity 2, in the process of shaping the powder particles, the first pressing component 20, the second pressing component 21 and the flexible inner cylinder 27 can enable the powder particles to move along the circumferential direction and the radial direction of the elastic cavity 2, the inner pressing component 6 and the flexible inner cylinder 5 can enable the powder particles to move along the axial direction of the elastic cavity 2, and the powder particles can be enabled to move in the axial direction of the elastic cavity 2, and the powder particles can be fully sheared and sheared.
In still another embodiment of the present invention, preferably, the inner pressing component 6 includes a cylindrical fixing base 60 and an inner pressing plate 61, the cylindrical fixing base 60 includes a fixed end and a movable connection end sequentially along an axis direction, an inner ring plate 62 is coaxially and fixedly disposed at the fixed end of the cylindrical fixing base 60, the inner ring plate 62 and the cylindrical fixing base 60 are fixedly connected through a plurality of radial connection strips, the flexible inner cylinder 5 is fixedly connected with the inner ring plate 62, a first rotating shaft seat 63 is disposed at the movable connection end of the cylindrical fixing base 60, the first rotating shaft seat 63 is plural, the plural first rotating shaft seats 63 are sequentially disposed at intervals along a circumferential direction of the cylindrical fixing base 60, the number of the inner pressing plates 61 is identical to the number of the first rotating shaft seats 63, a second rotating shaft seat 65 is disposed on each inner pressing plate 61, a first connecting rod 66 is disposed between the first rotating shaft seat 63 and the second rotating shaft seat 65, and two ends of the first connecting rod 66 are rotatably mounted on the first rotating shaft seat 63 and the second rotating shaft seat 65 respectively.
In still another embodiment of the present invention, preferably, the inner pressing assembly 6 further includes a driving structure 67, where the driving structure 67 is connected to the inner pressing plate 61, and the inner pressing plate 61 can be driven to have an opening motion and a contraction motion by the driving structure 67, when the inner pressing plate 61 is driven to have the opening motion, the flexible inner cylinder 5 is pressed to be concave toward the flexible cylinder 27, and when the inner pressing plate 61 is driven to have the contraction motion, the flexible inner cylinder 5 is restored to the original state, so that the flexible inner cylinder 5 is continuously driven to be concave and restored.
Optionally, the driving structure 67 includes a circular driving seat 68 and a rotary driving screw 670, an axial rotation channel 601 is disposed on the cylindrical fixing seat 60, the rotary driving screw 670 is rotatably installed in the axial rotation channel 601, third rotating seats are disposed on the circular driving seat 68, the number of the third rotating seats 680 is the same as that of the second rotating seats 65, a plurality of the third rotating seats 680 are sequentially disposed at intervals along the circumferential direction of the circular driving seat 68, a second connecting rod 69 is disposed between the second rotating seats 65 and the third rotating seats 680, two ends of the second connecting rod 69 are rotatably connected to the second rotating seats 65 and the third rotating seats 680 respectively, screw holes are disposed on the circular driving seat 68, the circular driving seat 68 and the rotary driving screw 670 form a ball screw structure, the rotary driving screw 670 can correspondingly drive the circular driving seat 68 to do linear motion along the axial direction of the flexible inner cylinder 5, if the rotary drive screw 670 rotates clockwise, the circular drive seat 68 is driven to move away from the inner annular plate 62 along the axial direction of the flexible inner cylinder 5, so that the inner pressing plate 61 is driven to perform opening movement, at this time, the inner pressing plate 61 moves in two directions, one gradually opens along the radial direction of the working chamber 10, the inner pressing plate 61 presses against the inner flexible wall, the other moves along the axial direction of the working chamber 10, so that the inner pressing plate 61 pushes powder particles in the elastic chamber 2 to move along the axial direction of the working chamber 10, the shaping effect of the powder particles is improved, otherwise, when the rotary drive screw 670 rotates anticlockwise, the circular drive seat 68 is driven to move along the axial direction of the flexible inner cylinder 5 towards the direction close to the inner annular plate 62, so that the inner pressing plate 61 is driven to perform a contracting motion.
In still another embodiment of the present invention, preferably, the inner pressing assemblies 6 have a plurality of groups, the plurality of groups of inner pressing assemblies 6 are sequentially spaced along the axial direction of the working chamber 10, the rotation driving screws 670 of each group of inner pressing assemblies 6 are sequentially connected to form an integral structure, the inner ring plates 62 of each group of inner pressing assemblies 6 are connected by the inner connecting rods 64, the inner connecting rods 64 are located in the gaps between the inner pressing plates 61, the size between the inner pressing plates 61 and the inner ring plates 62 is set such that when the inner pressing plates 61 are contracted to the final state, the inner pressing plates 61 sequentially contact to form an annular pressing structure, and the radial size of the annular pressing structure is smaller than the size of the inner pressing plates 61, so that the inner connecting rods 64 do not affect the movement of the inner pressing plates 61.
In a further embodiment of the present invention, optionally, during use, the opening movement of the inner pressing plate 61 corresponds to the third driving state of the driving mechanism 3, and the contracting movement of the inner pressing plate 61 corresponds to the first driving state or the second driving state of the driving mechanism 3, so that when the first pressing component 20 and the second pressing component 21 apply pressure to the elastic chamber 2 to deform, the inner pressing component does not apply pressure to the elastic chamber 2, whereas when the inner pressing component applies pressure to the elastic chamber 2 to deform, the first pressing component 20 and the second pressing component 21 do not apply pressure to the elastic chamber 2, so that the powder particles in the elastic chamber 2 are always in a movement shaping state, and the movement direction is continuously changed.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides a metal powder particle shaping machine, includes the equipment body, its characterized in that, this internal working chamber that is provided with of equipment, the interval is provided with a plurality of first extrusion subassembly and second extrusion subassembly in the working chamber, the inside of working chamber still is provided with flexible section of thick bamboo, form an elastic chamber that is used for holding powder particle in the flexible section of thick bamboo, be provided with feed inlet and the discharge gate that communicate to the working chamber outside on the elastic chamber, be provided with actuating mechanism on the equipment body, first extrusion subassembly and second extrusion subassembly accept actuating mechanism's drive can be right the flexible section of thick bamboo extrudees so that the form of elastic chamber repeatedly changes, the elastic chamber extrudees in the form in-process of repeatedly changing and is full of its inside with the removal powder particle.
2. The metal powder particle shaper of claim 1, wherein the drive mechanism has a first drive state in which the first compression assembly receives drive from the drive mechanism and a second drive state in which the second compression assembly receives drive from the drive mechanism.
3. The metal powder particle shaper of claim 1, wherein the first extrusion assembly and the second extrusion assembly are sequentially spaced apart along a circumference of the working chamber.
4. The metal powder particle shaper of claim 1, further comprising an annular member fixedly mounted within said working chamber, an outer annular chamber being formed between said annular member and an inner wall of said working chamber, and an inner annular chamber being formed between said annular member and said flexible barrel.
5. The metal powder particle shaper of claim 4, wherein the first and second extrusion assemblies each comprise a driver located in the outer annular cavity and a press located in the inner annular cavity.
6. The metal powder particle shaper of claim 5, wherein the driver comprises a drive rod and an arcuate driver block secured to one end of the drive rod, and the abutment comprises an arcuate abutment plate secured to the other end of the drive rod.
7. The metal powder particle shaper of claim 6, wherein the ring is circumferentially provided with a plurality of movement through holes, and the driving rods are mounted in the movement through holes in a one-to-one correspondence.
8. The metal powder particle shaper of claim 7, further comprising a spring member that is externally sleeved on said drive rod, said spring member having ends secured to said arcuate abutment plate and annular member, respectively.
9. The metal powder particle shaper of claim 4, wherein the drive mechanism comprises an annular rotating body rotatably mounted in an outer annular cavity, rotation of the annular rotating body in the outer annular cavity driving the first and second pressing assemblies in sequence.
10. The metal powder particle shaper of claim 4, wherein a plurality of said ring members are disposed in spaced relation along an axis of said working chamber and are fixedly connected in sequence.
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| CN202410735168.0A CN118305318B (en) | 2024-06-07 | 2024-06-07 | Metal powder particle shaping machine |
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| CN202410735168.0A CN118305318B (en) | 2024-06-07 | 2024-06-07 | Metal powder particle shaping machine |
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| CN115740466A (en) * | 2022-12-17 | 2023-03-07 | 安徽和丰硬质合金有限公司 | Granulator stripping mechanism for producing hard alloy powder |
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2024
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| US5271439A (en) * | 1992-02-20 | 1993-12-21 | Semi-Bulk Systems, Inc. | System for unloading powdered or granular materials |
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| CN118305318B (en) | 2024-09-27 |
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