CN216368836U - Full-automatic multistage sieve separator - Google Patents
Full-automatic multistage sieve separator Download PDFInfo
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- CN216368836U CN216368836U CN202123294815.XU CN202123294815U CN216368836U CN 216368836 U CN216368836 U CN 216368836U CN 202123294815 U CN202123294815 U CN 202123294815U CN 216368836 U CN216368836 U CN 216368836U
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Abstract
The utility model discloses a full-automatic multistage screening machine which comprises a driving device, a rack, a shell, a feeding device, a material guiding device, a first screen body, a second screen body, a third screen body, a fourth screen body, a first guide cylinder and a second guide cylinder, wherein the material guiding device comprises a transmission shaft and a helical blade; the second sieve body comprises a second cylinder and a second cone cylinder, and the fifth discharge channel is positioned below the large port of the second cone cylinder; the third sieve body is of a third cylinder structure, and the second discharge channel is positioned below a low port of a cylinder body L of the third cylinder; the fourth sieve body is of a fourth cone cylinder structure, the fourth cone cylinder is sleeved on the third sieve body, and the fourth discharge channel is positioned below the large port of the fourth cone cylinder; the second guide cylinder is sleeved on the fourth screen body, and the third discharge channel is positioned below the low port of the second guide cylinder.
Description
Technical Field
The utility model relates to the technical field of steel ball and steel forging mechanical screening, in particular to a full-automatic multistage screening machine.
Background
The steel balls and the steel forgings are widely applied to industries such as electric power, mines, metallurgy, building materials, cement, chemical engineering and the like. As necessary for ball mills
The grinding medium used has two main functions: the material is crushed and ground. In the operation process of the mill, the steel balls and the steel forgings inside the mill rotate together, and materials mixed between the steel balls and the steel forgings are extruded and ground to finally become fine powder. The steel balls and the steel forgings are gradually worn in the running process of the ball mill, the size is gradually reduced, the efficiency of grinding materials is reduced, the production capacity and the product quality of the mill are affected, the power consumption of a unit product is increased, and the resource waste is caused. Therefore, enterprises need to select the steel balls and the steel forgings regularly, and leave the steel balls and the steel forgings which meet the requirements and are subjected to additional treatment without meeting the requirements. At present, along with the large-scale application of a roller press of a combined grinding system, the diameter of a grinding body in a mill is smaller, and screening equipment with high sorting efficiency, sorting accuracy and high automation degree is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a full-automatic multistage screening machine which is high in sorting efficiency, accurate in sorting and high in automation degree.
In order to solve the technical problem, the utility model discloses a full-automatic multistage screening machine which comprises a driving device, a rack, a shell, a feeding device, a material guiding device, a first screen body, a second screen body, a third screen body, a fourth screen body, a first guide cylinder and a second guide cylinder, wherein the shell is arranged on the rack, and the rack comprises a plurality of support columns;
the material guide device comprises a transmission shaft and a helical blade, two ends of the transmission shaft are positioned at the outer side of the shell, two ends of the transmission shaft are respectively arranged on the front part and the rear part of the rack through bearing seats, and one end of the transmission shaft is connected with the driving device;
the first screen body is of a first cylinder structure, a plurality of first screen holes are arranged on the circumferential surface of the first cylinder, the first cylinder is arranged at one end part of the transmission shaft in a penetrating way and is fixed on the transmission shaft through a support rod, and one port of the first cylinder is communicated with the feeding device; the first guide cylinder comprises a cylinder body A and a cone cylinder body A, a large port of the cone cylinder body A is arranged on one port of the cylinder body A, the first guide cylinder is sleeved on the first screen body and fixed on the first screen body through a support rod, a space is formed between the inner surface of the first guide cylinder and the outer surface of the first screen body, a first material blocking ring is arranged between a small opening of the cone cylinder body A and the other port of the first cylinder body, guide blades are arranged on the inner surface of the cylinder body A, a first discharging channel is arranged at the bottom of the shell, and the first discharging channel is positioned below the other port of the first guide cylinder body A;
the second sieve body is arranged on the transmission shaft in a penetrating way and is fixed on the transmission shaft through the supporting rod, the second sieve body comprises a second cylinder and a second cone cylinder, a plurality of second sieve holes are arranged on the circumferential surfaces of the second cylinder and the second cone cylinder, the small port of the second cone cylinder is arranged on one port of the second cylinder, the other port of the second cylinder is arranged on the other port of the first cylinder, the bottom of the shell is provided with a fifth discharging channel, and the fifth discharging channel is positioned below the large port of the second cone cylinder;
the helical blades are arranged on the inner surfaces of the first cylinder of the first screen body and the second cylinder of the second screen body;
the third screen body is of a third cylinder body structure, the third cylinder body comprises a cylinder body H, a cylinder body M and a cylinder body L, the cylinder body H, the cylinder body M and the cylinder body L are sequentially connected into an integral structure, a plurality of third screen holes are formed in the peripheral surface of the cylinder body M, the third cylinder body is sleeved on the second screen body and is fixed on the second screen body through supporting rods, an interval is formed between the inner surface of the third cylinder body and the outer surface of the second screen body, a second material retaining ring is arranged between the port of the cylinder body H of the third cylinder body and the large port of the second cone body of the second screen body, guide blades are arranged on the inner surface of the third cylinder body, a second material discharging channel is arranged at the bottom of the shell and is positioned below the port of the cylinder body L of the third cylinder body;
the fourth sieve body is of a fourth cone cylinder structure, a plurality of fourth sieve holes are formed in the circumferential surface of the fourth cone cylinder, the fourth cone cylinder is sleeved on the third sieve body and fixed on the third sieve body through a support rod, a third material retaining ring is arranged between the small port of the fourth cone cylinder and the joint of the cylinder M and the cylinder L of the third sieve body, a fourth discharging channel is formed in the bottom of the shell and located below the large port of the fourth cone cylinder;
the second guide cylinder is sleeved on the fourth screen body and fixed on the fourth screen body through a supporting rod, a fourth material blocking ring is arranged between one port of the second guide cylinder and the large port of the fourth cone body, guide vanes are arranged on the inner surface of the second guide cylinder, a third discharge channel is arranged at the bottom of the shell, and the third discharge channel is located below the other port of the second guide cylinder.
The feeding device comprises a material collecting barrel, a material guide cone, a rotary material feeding body and a material guide groove, wherein the rotary material feeding body comprises an outer ring body, an inner ring body and an inner ring body, the outer ring body is positioned in the outer ring body, a plurality of left material guide plates are uniformly distributed on a left ring-shaped hole formed by a left port of the outer ring body and a left port of the inner ring body, a feeding channel is arranged between the adjacent left material guide plates, the left material guide plates uniformly distributed on the left ring-shaped hole are inclined inwards, a plurality of right material guide plates are uniformly distributed on a right ring-shaped hole formed by a right port of the outer ring body and a right port of the inner ring body, a feeding channel is arranged between the adjacent right material guide plates, a plurality of right material guide plates uniformly distributed on the right ring-shaped hole are inclined inwards, the material guide groove is uniformly distributed between the material collecting barrel and the rotary material feeding body, one port of the material guide groove is communicated with the circumferential surface of the material collecting barrel, the other port of the material guide groove is communicated with the inner ring body of the rotary material feeding body, one port of the material collecting barrel is provided with a closed plate, and the other port of the material collecting barrel is opened, the guide cone is positioned in the inner center of the material collecting barrel, and the large port of the guide cone is fixed on a sealing plate arranged at one port of the material collecting barrel; the other open port of the material collecting barrel is arranged on one port of the first cylinder, and the closing plate of one port of the material collecting barrel and the small-opening end of the material guide cone are arranged on the transmission shaft in a penetrating way.
And the circumferential surface of the outer ring body of the rotary upper material body is uniformly provided with feed inlets.
And a material guide piece is arranged on the feed inlet.
The shell is provided with a dust exhaust pipe.
And a plurality of support columns of the rack are provided with adjusting mechanisms.
The driving device comprises a motor, a speed reducer and a coupler, one end of the transmission shaft is connected with the coupler, the coupler is connected with the speed reducer, the speed reducer is connected with the motor, and the speed reducer is arranged on the rack.
The first sieve mesh aperture of first screen frame is 10 millimeters, the second sieve mesh aperture of second screen frame is 17 millimeters, the third sieve mesh aperture of third screen frame is 15 millimeters, the fourth sieve mesh aperture of fourth screen frame is 12.7 millimeters.
The minimum spacing between the second screen body and the third screen body is at least 25 millimeters, and the minimum spacing between the third screen body and the fourth screen body is at least 25 millimeters.
All sieve pores of the first sieve body, the second sieve body, the third sieve body and the fourth sieve body are of a cone structure, the cone structure comprises an inner pore end located on the inner surface of the sieve body and an outer pore end located on the outer surface of the sieve body, the diameter of the outer pore end is wider than that of the inner pore end, and the pore diameter of the sieve body is equal to that of the inner pore end.
When the full-automatic multi-stage screening machine is used, the feeding device lifts the ball forging and other grinding body mixtures in the storage tank to the guide device, the guide device is driven by the driving device to rotate, the guide device drives the first sieve body, the second sieve body, the third sieve body and the fourth sieve body to simultaneously rotate, the guide device guides the ball forging and other grinding body mixtures to move from a low position to a high position, the ball forging and other grinding body mixtures are selected into five types through the first sieve body, the second sieve body, the third sieve body and the fourth sieve body, and are respectively discharged through five discharge channels at the bottom of the shell, so that the multi-stage full-automatic rotary ball forging screening machine is high in sorting efficiency, accurate in picking, high in automation degree, capable of greatly saving labor cost, reducing labor intensity of workers, improving the screening efficiency and precision of steel balls and steel forges, and is beneficial to optimization of steel ball and steel forging grading, the grinding efficiency of the grinding machine is improved, the product quality is improved, the production cost of enterprises is reduced, and the market competitiveness of the enterprises is improved. In the multi-stage full-automatic rotary ball forging screening machine, the third screen body is sleeved on the second screen body, and the fourth screen body is sleeved on the third screen body, so that the structure is compact and the size is small.
Drawings
FIG. 1 is a schematic structural diagram of a fully automatic multi-stage screening machine of the present invention;
FIG. 2 is a schematic structural diagram of a feeding device of a fully automatic multi-stage screening machine according to the present invention;
FIG. 3 is a schematic diagram of the right side view of FIG. 2;
fig. 4 is a schematic view of the structure in the direction a in fig. 2.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of 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 therefore, should not be considered as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 4, the present invention provides a full-automatic multi-stage screening machine, which includes a driving device, a frame 35, a housing 9, a feeding device 16, a material guiding device 13, a first screen 12, a second screen, a third screen 7, a fourth screen 29, a first guiding cylinder 14, and a second guiding cylinder 27, wherein the housing 9 is disposed on the frame 35, and the frame 35 includes a plurality of supporting pillars.
The material guiding device 13 comprises a transmission shaft 15 and a helical blade 10, and both ends of the transmission shaft 15 are positioned outside the shell 9. Both ends of the transmission shaft 15 are respectively disposed on the front and rear portions of the frame 35 through bearing blocks, and one end of the transmission shaft 15 is connected to a driving device.
The first screen frame 12 is a first cylinder structure, a plurality of first screen holes are arranged on the circumferential surface of the first cylinder, the first cylinder penetrates through one end part of the transmission shaft 15 and is fixed on the transmission shaft 15 through a support rod, and one end opening of the first cylinder is communicated with the feeding device 16. The first guiding cylinder 14 comprises a cylinder A21 and a cone body A22, the large opening end of the cone body A22 is arranged at one opening end of the cylinder A21, the first guiding cylinder is sleeved on the first screen body 12, the first guiding cylinder 14 is fixed on the first screen body 12 through a supporting rod, and a space is reserved between the inner surface of the first guiding cylinder 14 and the outer surface of the first screen body 12. A first stop ring 23 is arranged between the small opening of the frustum cylinder A22 and the other port of the first cylinder. The bottom of the housing 9 is provided with a first outlet channel 20, and the first outlet channel 20 is located below the other port of the first guide cylinder a 21.
The second screen frame wears to adorn on transmission shaft 15, and fix on transmission shaft 15 through branch, the second screen frame contains second cylinder 28 and second frustum barrel 30, all be equipped with a plurality of second sieve meshes on the global of second cylinder 28 and second frustum barrel 30, the miniport of second frustum barrel 30 sets up on a port of second cylinder 28, another port setting of second cylinder 28 is on another port of first cylinder, fifth discharging channel 33 is established to the bottom of casing 9, fifth discharging channel 33 is located the below of the big port of second frustum barrel 30.
The helical blades 10 are provided on the inner surface of the first cylinder of the first screen 12 and the second cylinder 28 of the second screen.
The third screen frame 7 is a third cylinder structure, the third cylinder includes cylinder H32, cylinder M6 and cylinder L8, cylinder H32, cylinder M6 and cylinder L8 link to each other in proper order and are an overall structure, be equipped with a plurality of third screen holes on the global of cylinder M6. The third cylinder is sleeved on the second screen body, and the third cylinder is fixed on the second screen body through a supporting rod. And a space is reserved between the inner surface of the third cylinder and the outer surface of the second sieve body. A second material blocking ring 4 is arranged between the port of the cylinder H32 of the third cylinder and the large port of the second cone 30 of the second sieve body, and guide vanes are arranged on the inner surface of the third cylinder. The bottom of the housing 9 is provided with a second outlet channel 24, and the second outlet channel 24 is located below the port of the cylinder L8 of the third cylinder.
The fourth screen 29 is a fourth cone cylinder structure, a plurality of fourth screen holes are formed in the circumferential surface of the fourth cone cylinder, the fourth cone cylinder is sleeved on the third screen 7, and the fourth cone cylinder is fixed on the third screen 7 through a support rod. And a third material retaining ring 25 is arranged between the small port of the fourth cone body and the joint of the cylinder M6 and the cylinder L8 of the third screen body. A fourth discharging channel 31 is arranged at the bottom of the shell 9, and the fourth discharging channel 31 is positioned below the large port of the fourth cone cylinder.
The second guide cylinder 27 is sleeved on the fourth screen body 29, the second guide cylinder 27 is fixed on the fourth screen body 29 through a support rod, a fourth material blocking ring 5 is arranged between a high port of the second guide cylinder 27 and a large port of the fourth cone cylinder, and guide blades are arranged on the inner surface of the second guide cylinder 27. The bottom of the housing 9 is provided with a third discharge channel 26, and the third discharge channel 26 is located below the lower port of the second guide cylinder 27.
In order to optimize the structure and reduce the cost, the feeding device comprises a material collecting barrel 38, a material guide cone 17, a rotary upper material body and a material guide groove, wherein the rotary upper material body comprises an outer ring body 39, an inner ring body 41 and an inner ring body 41 which are positioned in the outer ring body 39. As shown in fig. 3, a plurality of left material guiding plates 36 are uniformly distributed on a left annular hole formed by the left port of the outer ring body 39 and the left port of the inner ring body 41, and as shown in fig. 4, a feeding channel is arranged between adjacent left material guiding plates 36. A plurality of left material guide plates 36 uniformly distributed on the left annular hole are inclined inwards, a plurality of right material guide plates 40 are uniformly distributed on a right annular hole formed by a right port of the outer annular body 39 and a right port of the inner annular body 41, as shown in fig. 4, a feeding channel is arranged between the adjacent right material guide plates 40, and a plurality of right material guide plates 40 uniformly distributed on the right annular hole are inclined inwards. The guide chutes 37 are uniformly distributed between the material collecting barrel 38 and the rotary upper material body, one port of the guide chute 37 is communicated with the circumferential surface of the material collecting barrel 38, and the other port of the guide chute 37 is communicated with the inner ring body 41 of the rotary upper material body. One port of the collection barrel 38 is provided with a closure plate 18, and the other port of the collection barrel 38 is open. The guide cone 17 is positioned at the inner center of the material collecting barrel 38, and the large port of the guide cone 17 is fixed on a closing plate 18 arranged at one port of the material collecting barrel 38. The closing plate 18 is centrally provided with a through hole which is adapted to the drive shaft 15. The other open port of the material collecting barrel 38 is arranged on the lower port of the first cylinder, and the through hole on the closing plate 18 of one port of the material collecting barrel 38 and the small end of the guide cone 17 are arranged on the transmission shaft 15 in a penetrating way.
In order to further increase the feeding speed, the circumferential surface of the outer ring body 39 of the rotary upper material body is uniformly provided with feeding holes.
In order to facilitate feeding, a guide piece is arranged on the feeding hole.
In order to facilitate dust exhaust, a dust exhaust pipe is arranged on the shell 9.
And a plurality of support columns of the rack 35 are provided with adjusting mechanisms 34.
For simplifying the structure, drive arrangement includes motor 1, speed reducer 2 and shaft coupling 3, the one end of transmission shaft 15 links to each other with shaft coupling 3, and shaft coupling 3 links to each other with speed reducer 2, and speed reducer 2 links to each other with motor 1, and speed reducer 2 sets up on frame 35.
According to the specific screening condition, the first screen hole diameter of the first screen body 12 is 10 mm; the second sieve pore diameter of the second sieve body is 17 mm, that is, a plurality of sieve pores with the pore diameter of 17 mm are arranged on the circumferential surfaces of the second cylinder 28 and the second cone 30 of the second sieve body; the third sieve pore diameter of the third sieve body 7 is 15 mm; the fourth screen aperture of the fourth screen body 29 is 12.7 mm.
In order to ensure that the screen surfaces are overlapped from thick to thin, the space is saved, the large balls or the forged balls do not contact the thin screen surfaces so as to reduce the abrasion of the thin screen, meanwhile, small balls or forged balls and crushed balls which are difficult to screen can quickly pass through the upper layer of the thick screen surfaces, so that the screen surfaces are not easy to block, the screening quality is favorably improved, the minimum distance between the second screen body and the third screen body 7 is at least 25 mm, and the minimum distance between the third screen body 7 and the fourth screen body 29 is at least 25 mm.
In order to prevent blockage, all the sieve holes of the first sieve body 12, the second sieve body, the third sieve body 7 and the fourth sieve body 29 are in a frustum cone structure, the frustum cone structure comprises an inner hole end located on the inner surface of the sieve body and an outer hole end located on the outer surface of the sieve body, the diameter of the outer hole end is wider than that of the inner hole end, and the hole diameter of each sieve body is the diameter of the inner hole end.
When the full-automatic multistage screening machine works, the motor 1 drives the speed reducer 2 and the transmission shaft 15 to rotate, and the transmission shaft 15 drives the feeding device 16, the first screen body 12, the second screen body, the third screen body 7, the fourth screen body 29, the first guide cylinder 14 and the second guide cylinder 27 to rotate simultaneously. The outer ring body 39 and the inner ring body 41 of the feeding device 16 are positioned in the material storage tank 19, the ball forging and grinding body mixture enters the rotary feeding body through the feeding channel between the adjacent left material guide plates 36 or/and the feeding channel between the adjacent right material guide plates 40, the feeding channel 37 guides the ball forging and grinding body mixture in the rotary feeding body into the material collecting barrel 38 along with the rotation of the rotary feeding body, the ball forging and grinding body mixture entering the material collecting barrel 38 enters the inside of one port of the material guide device 13 through the guidance of the material guide cone 17, and the ball forging and grinding body mixture is gradually moved from the first screen body 12 to the second screen body along with the rotation of the spiral blade 10. In the process, the ball forging grinding body mixture firstly passes through the first screen body 12, and ash residues with the screen foreign matters of less than 10 mm of the first screen body 12 reach the first discharge channel 20 under the guidance of the guide vanes in the first guide cylinder 14 because the first screen aperture of the first screen body 12 is 10 mm; along with the forward movement of the materials, the ball-forged grinding body mixture enters the second sieve body, because the second sieve pore diameter of the second sieve body is 17 mm, the grinding bodies with the diameter smaller than 17 mm fall into the third sieve body 7 in the rolling process of the grinding bodies in the second sieve body, and the grinding bodies with the diameter larger than 17 mm enter the fifth discharge channel 33 along the second cylinder 28 of the second sieve body and the inner surface of the second cone cylinder 30; the grinding body entering the third screen body 7 enters the second discharge channel 24 through the cylinder L8 of the third screen body 7 under the action of the guide vane in the third screen body 7 screen because the third screen hole diameter arranged on the cylinder M6 of the third screen body 7 is 15 mm; and the grinding bodies which pass through the 15 mm sieve holes of the cylinder M6 of the third sieve body 7 enter the fourth sieve body 29, and the grinding bodies with the diameter of 12.7 mm to 15 mm in the sieve of the fourth sieve body 29 enter the fourth discharging channel 31 because the fourth sieve hole diameter of the fourth sieve body 29 is 12.7 mm; the grinding bodies passing through the fourth screen body 29, that is to say the grinding bodies outside the screen of the fourth screen body 29, enter the second guide cylinder 27, and the grinding bodies with a diameter slightly larger than 10 mm to 12.7 mm enter the third discharge channel 26 under the guidance of the guide vanes in the second guide cylinder 27.
From the above, the full-automatic multistage screening machine not only has high sorting efficiency and sorting accuracy, but also has high automation degree. The full-automatic multistage screening machine can greatly save the labor cost, reduce the labor intensity of workers, improve the screening efficiency and precision of the steel balls and the steel forgings, is favorable for optimizing the steel balls and the steel forgings, improves the grinding efficiency of a grinding machine, improves the product quality, reduces the production cost of enterprises, and improves the market competitiveness of the enterprises.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a full-automatic multistage sieve separator which characterized in that: the screen comprises a driving device, a rack, a shell, a feeding device, a material guiding device, a first screen body, a second screen body, a third screen body, a fourth screen body, a first guide cylinder and a second guide cylinder, wherein the shell is arranged on the rack, and the rack comprises a plurality of support columns;
the material guide device comprises a transmission shaft and a helical blade, two ends of the transmission shaft are positioned at the outer side of the shell, two ends of the transmission shaft are respectively arranged on the front part and the rear part of the rack through bearing seats, and one end of the transmission shaft is connected with the driving device;
the first screen body is of a first cylinder structure, a plurality of first screen holes are arranged on the circumferential surface of the first cylinder, the first cylinder is arranged at one end part of the transmission shaft in a penetrating way and is fixed on the transmission shaft through a support rod, and one port of the first cylinder is communicated with the feeding device; the first guide cylinder comprises a cylinder body A and a cone cylinder body A, a large port of the cone cylinder body A is arranged on one port of the cylinder body A, the first guide cylinder is sleeved on the first screen body and fixed on the first screen body through a support rod, a space is formed between the inner surface of the first guide cylinder and the outer surface of the first screen body, a first material blocking ring is arranged between a small opening of the cone cylinder body A and the other port of the first cylinder body, guide blades are arranged on the inner surface of the cylinder body A, a first discharging channel is arranged at the bottom of the shell, and the first discharging channel is positioned below the other port of the first guide cylinder body A;
the second sieve body is arranged on the transmission shaft in a penetrating way and is fixed on the transmission shaft through the supporting rod, the second sieve body comprises a second cylinder and a second cone cylinder, a plurality of second sieve holes are arranged on the circumferential surfaces of the second cylinder and the second cone cylinder, the small port of the second cone cylinder is arranged on one port of the second cylinder, the other port of the second cylinder is arranged on the other port of the first cylinder, the bottom of the shell is provided with a fifth discharging channel, and the fifth discharging channel is positioned below the large port of the second cone cylinder;
the helical blades are arranged on the inner surfaces of the first cylinder of the first screen body and the second cylinder of the second screen body;
the third screen body is of a third cylinder body structure, the third cylinder body comprises a cylinder body H, a cylinder body M and a cylinder body L, the cylinder body H, the cylinder body M and the cylinder body L are sequentially connected into an integral structure, a plurality of third screen holes are formed in the peripheral surface of the cylinder body M, the third cylinder body is sleeved on the second screen body and is fixed on the second screen body through supporting rods, an interval is formed between the inner surface of the third cylinder body and the outer surface of the second screen body, a second material retaining ring is arranged between the port of the cylinder body H of the third cylinder body and the large port of the second cone body of the second screen body, guide blades are arranged on the inner surface of the third cylinder body, a second material discharging channel is arranged at the bottom of the shell and is positioned below the port of the cylinder body L of the third cylinder body;
the fourth sieve body is of a fourth cone cylinder structure, a plurality of fourth sieve holes are formed in the circumferential surface of the fourth cone cylinder, the fourth cone cylinder is sleeved on the third sieve body and fixed on the third sieve body through a support rod, a third material retaining ring is arranged between the small port of the fourth cone cylinder and the joint of the cylinder M and the cylinder L of the third sieve body, a fourth discharging channel is formed in the bottom of the shell and located below the large port of the fourth cone cylinder;
the second guide cylinder is sleeved on the fourth screen body and fixed on the fourth screen body through a supporting rod, a fourth material blocking ring is arranged between one port of the second guide cylinder and the large port of the fourth cone body, guide vanes are arranged on the inner surface of the second guide cylinder, a third discharge channel is arranged at the bottom of the shell, and the third discharge channel is located below the other port of the second guide cylinder.
2. The fully automatic multi-stage screening machine according to claim 1, characterized in that: the feeding device comprises a material collecting barrel, a material guide cone, a rotary material feeding body and a material guide groove, wherein the rotary material feeding body comprises an outer ring body, an inner ring body and an inner ring body, the outer ring body is positioned in the outer ring body, a plurality of left material guide plates are uniformly distributed on a left ring-shaped hole formed by a left port of the outer ring body and a left port of the inner ring body, a feeding channel is arranged between the adjacent left material guide plates, the left material guide plates uniformly distributed on the left ring-shaped hole are inclined inwards, a plurality of right material guide plates are uniformly distributed on a right ring-shaped hole formed by a right port of the outer ring body and a right port of the inner ring body, a feeding channel is arranged between the adjacent right material guide plates, a plurality of right material guide plates uniformly distributed on the right ring-shaped hole are inclined inwards, the material guide groove is uniformly distributed between the material collecting barrel and the rotary material feeding body, one port of the material guide groove is communicated with the circumferential surface of the material collecting barrel, the other port of the material guide groove is communicated with the inner ring body of the rotary material feeding body, one port of the material collecting barrel is provided with a closed plate, and the other port of the material collecting barrel is opened, the guide cone is positioned in the inner center of the material collecting barrel, and the large port of the guide cone is fixed on a sealing plate arranged at one port of the material collecting barrel; the other open port of the material collecting barrel is arranged on one port of the first cylinder, and the closing plate of one port of the material collecting barrel and the small-opening end of the material guide cone are arranged on the transmission shaft in a penetrating way.
3. The fully automatic multi-stage screening machine according to claim 2, characterized in that: and the circumferential surface of the outer ring body of the rotary upper material body is uniformly provided with feed inlets.
4. A fully automatic multi-stage screening machine according to claim 3, wherein: and a material guide piece is arranged on the feed inlet.
5. The fully automatic multi-stage screening machine according to claim 1, characterized in that: the shell is provided with a dust exhaust pipe.
6. The fully automatic multi-stage screening machine according to claim 1, characterized in that: and a plurality of support columns of the rack are provided with adjusting mechanisms.
7. The fully automatic multi-stage screening machine according to claim 1, characterized in that: the driving device comprises a motor, a speed reducer and a coupler, one end of the transmission shaft is connected with the coupler, the coupler is connected with the speed reducer, the speed reducer is connected with the motor, and the speed reducer is arranged on the rack.
8. The fully automatic multi-stage screening machine according to claim 1, characterized in that: the first sieve mesh aperture of first screen frame is 10 millimeters, the second sieve mesh aperture of second screen frame is 17 millimeters, the third sieve mesh aperture of third screen frame is 15 millimeters, the fourth sieve mesh aperture of fourth screen frame is 12.7 millimeters.
9. The fully automatic multi-stage screening machine according to claim 1, characterized in that: the minimum spacing between the second screen body and the third screen body is at least 25 millimeters, and the minimum spacing between the third screen body and the fourth screen body is at least 25 millimeters.
10. The fully automatic multi-stage screening machine according to claim 1, characterized in that: all sieve pores of the first sieve body, the second sieve body, the third sieve body and the fourth sieve body are of a cone structure, the cone structure comprises an inner pore end located on the inner surface of the sieve body and an outer pore end located on the outer surface of the sieve body, the diameter of the outer pore end is wider than that of the inner pore end, and the pore diameter of the sieve body is equal to that of the inner pore end.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114160406A (en) * | 2021-12-26 | 2022-03-11 | 江苏吉能达环境能源科技有限公司 | Full-automatic multifunctional screening machine |
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