CN215613082U - Screening machine for screening powder with low possibility of blocking net - Google Patents
Screening machine for screening powder with low possibility of blocking net Download PDFInfo
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- CN215613082U CN215613082U CN202121991088.XU CN202121991088U CN215613082U CN 215613082 U CN215613082 U CN 215613082U CN 202121991088 U CN202121991088 U CN 202121991088U CN 215613082 U CN215613082 U CN 215613082U
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Abstract
The utility model relates to the technical field of screening equipment, and provides a screening machine for screening powder, which comprises a machine base and a screening bin, wherein a vibrating body is arranged in the machine base, and the bottom of the screening bin is connected to the vibrating body and is movably connected with the machine base through a spring; the top end of the screening bin is provided with a feeding hole, and the side end of the screening bin is provided with a plurality of discharging holes; the utility model overcomes the defects of the prior art and solves the problem that the existing fine screen is easy to block; according to the utility model, the hemispherical double-layer screening structure is arranged and is movably connected with the screening bin through the rotating shaft, so that the materials can be screened along with the rotating shaft in a vibrating screening manner, the screening force is increased, and the screening efficiency is improved; when the material blocks the sieve pores, the hemispherical double-layer screening structure can be turned over by rotating the rotating shaft outside the screening bin, and at the moment, the blocked screening surface faces downwards, so that the blocked material on the screening surface can fall off through normal vibration; the utility model has reasonable design, compact structure and high practicability.
Description
Technical Field
The utility model relates to the technical field of screening equipment, in particular to a screening machine for screening powder, which is not easy to block a net.
Background
The screening plant is needed to be used in the powder metallurgy process, so that powder materials of different specifications are classified, and an operator can conveniently use the materials.
The screening device is normally provided with a plurality of layers of screens with different specifications, generally, the screens are fine screens which are blocked, the screened materials contain a large number of particles close to separation points, and the particles can be stacked on the same position layer by layer during screening to block screen holes, so that the normal use of the screens is influenced.
Therefore, a sieving machine for sieving powder, which is not easy to block the net, is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a sieving machine for sieving powder, which is not easy to block a net, overcomes the defects of the prior art, and solves the problems that multiple layers of sieving nets with different specifications are normally arranged in the prior sieving machine, the commonly blocked sieving net is a fine sieving net, the sieved material contains a large number of particles close to a separation point, and the particles can be stacked on the same position layer by layer during sieving to block a sieve hole, so that the normal use of the sieving net is influenced; according to the utility model, the hemispherical double-layer screening structure is arranged, so that the screening area of the fine screen is increased, the situation that materials close to particles at a separation point are stacked layer by layer at the same position when the materials are screened is avoided, and the probability of blocking screen holes is reduced; by arranging the rotating shaft, the hemispherical double-layer screening structure is movably connected with the screening bin through the rotating shaft, so that the materials can be screened along with the rotating shaft in a vibrating screening manner, the screening force is increased, and the screening efficiency is improved; when the material blocks the sieve pores, the rotating shaft can be rotated outside the sieving bin to turn over the hemispherical double-layer sieving structure, and at the moment, the blocked sieving surface faces downwards, and the blocked material on the sieving surface can fall off through normal vibration; through the arrangement of the detachable limiting bolt, the limiting bolt can be mounted when the hemispherical double-layer screening structure normally screens materials, and the limiting bolt limits the hemispherical double-layer screening structure in a certain direction so that the hemispherical double-layer screening structure can move within a certain angle range, and the materials are prevented from tipping over due to excessive movement; the utility model has reasonable design and compact structure, increases the screening area of the fine screen without changing the space occupied by the screen, increases the screening action and effectively improves the screening efficiency; the screen cloth can be overturned, can make the jam material of screening face drop through normal vibration, and the clearance is simple and convenient, guarantees the normal use of screening machine.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a screening machine for screening powder with low possibility of blocking a net comprises a machine base and a screening bin, wherein the screening bin is movably connected with the machine base through a spring; the bottom of the screening bin is connected with a vibrating body which can vibrate the screening bin;
the top end of the screening bin is provided with a feeding hole, and the side end of the screening bin is provided with a plurality of discharging holes;
a hemispherical double-layer screening structure matched with the inner cavity of the screening bin is arranged in the screening bin, and the hemispherical double-layer screening structure comprises a circular coarse screen and a hemispherical fine screen;
the two opposite side ends of the coarse screen are respectively connected with a rotating shaft, and the other end of the rotating shaft is connected with the screening bin through a bearing; the rotation shaft can drive the hemispherical double-layer screening structure to overturn, and the material blocking the fine screen mesh falls off due to further vibration.
Preferably, the rotating shaft on at least one side end of the coarse screen extends to the outside of the screening bin, and a rotating shaft handle is connected to the rotating shaft.
Preferably, be provided with detachable spacing bolt on the screening storehouse, spacing bolt distributes in the both sides of pivot and is located the top of the double-deck screening structure of hemisphere.
Preferably, a vibration motor is provided in the vibration body.
Preferably, the discharge port comprises a coarse material outlet, a fine material outlet and a mixed material outlet, the coarse material outlet and the coarse screen are located on the same plane, and the fine material outlet and the mixed material outlet are located on the same plane.
Preferably, a material receiving disc is arranged below the fine screen, and the fine material outlet and the sundry material outlet are respectively positioned at two sides of the material receiving disc.
Preferably, the screening bin is provided with a dustproof cover at the top, and the dustproof cover is provided with a through hole communicated with the feeding hole.
Preferably, the screening bin is provided with a small bundling ring and a large bundling ring, the small bundling ring is located at the joint of the dust cover and the screening bin, and the large bundling ring is located at the joint of the screening bin and the vibrating body.
(III) advantageous effects
The embodiment of the utility model provides a sieving machine for sieving powder, which is not easy to block a net. The method has the following beneficial effects:
1. by arranging the hemispherical double-layer screening structure, the screening area of the fine screen is increased, the situation that materials close to particles at a separation point are stacked layer by layer at the same position when the materials are screened is avoided, and the probability of blocking screen holes is reduced;
2. by arranging the rotating shaft, the hemispherical double-layer screening structure is movably connected with the screening bin through the rotating shaft, so that the materials can be screened along with the rotating shaft in a vibrating screening manner, the screening force is increased, and the screening efficiency is improved; when the material blocks the sieve pores, the rotating shaft can be rotated outside the sieving bin to turn over the hemispherical double-layer sieving structure, and at the moment, the blocked sieving surface faces downwards, and the blocked material on the sieving surface can fall off through normal vibration;
3. through the arrangement of the detachable limiting bolt, the limiting bolt can be mounted when the hemispherical double-layer screening structure normally screens materials, and the limiting bolt limits the hemispherical double-layer screening structure in a certain direction so that the hemispherical double-layer screening structure can move within a certain angle range, and the materials are prevented from tipping over due to excessive movement;
4. the utility model has reasonable design and compact structure, increases the screening area of the fine screen without changing the space occupied by the screen, increases the screening action and effectively improves the screening efficiency; the screen cloth can be overturned, can make the jam material of screening face drop through normal vibration, and the clearance is simple and convenient, guarantees the normal use of screening machine.
Drawings
FIG. 1 is a schematic view of the present invention in partial cross-section;
FIG. 2 is a side view of the spindle of the present invention coupled to a hemispherical double deck screening structure;
in the figure: a machine base 1; a screening bin 2; a feed port 2.1; a coarse material outlet 2.2; a fine material outlet 2.3; a sundry outlet 2.4; a spring 3; a vibrating body 4; a vibration motor 4.1; a hemispherical double-layer screening structure 5; 5.1 of a coarse screen mesh; a fine screen 5.2; a rotating shaft 6; a rotating shaft handle 6.1; a limit bolt 7; a take-up pan 8; a dust cover 9; a small collar 10; a large collar 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-2, the sieving machine for sieving the powder with low possibility of blocking the screen comprises a machine base 1 and a sieving bin 2, wherein the sieving bin 2 is movably connected with the machine base 1 through a spring 3; the bottom of the screening bin 2 is connected with a vibrating body 4 which can vibrate the screening bin per se;
a feed inlet 2.1 is arranged at the top end of the screening bin 2, and a plurality of discharge outlets are arranged at the side end of the screening bin 2;
a hemispherical double-layer screening structure 5 matched with an inner cavity of the screening bin 2 is arranged in the screening bin, and the hemispherical double-layer screening structure 5 comprises a round coarse screen 5.1 and a hemispherical fine screen 5.2;
two opposite side ends of the coarse screen 5.1 are respectively connected with a rotating shaft 6, and the other end of the rotating shaft 6 is connected with the screening bin 2 through a bearing; the rotation shaft 6 can drive the hemispherical double-layer screening structure 5 to overturn, and the material blocking the fine screen 5.2 falls off by further vibration.
Compared with the prior art, the semi-spherical double-layer screening structure 5 is arranged, so that the screening area of the fine screen 5.2 is increased, the situation that materials close to particles at a separation point are stacked layer by layer at the same position when the materials are screened is avoided, and the probability of blocking screen holes is reduced; by arranging the rotating shaft 6, the hemispherical double-layer screening structure 5 is movably connected with the screening bin 2 through the rotating shaft 6, and the materials can be screened along with the rotating shaft 6 in a vibrating screening manner, so that the screening force is increased, and the screening efficiency is improved; when the material blocks the sieve pores, the rotating shaft 6 can be rotated outside the sieving bin 2 to turn over the hemispherical double-layer sieving structure 5, at the moment, the blocked sieving surface faces downwards, and the blocked material on the sieving surface can fall off through normal vibration; the utility model has reasonable design and compact structure, increases the screening area of the fine screen 5.2 under the condition of not changing the space occupied by the screen, increases the screening action and effectively improves the screening efficiency; the screen cloth can be overturned, can make the jam material of screening face drop through normal vibration, and the clearance is simple and convenient, guarantees the normal use of screening machine.
In this embodiment, the rotating shaft 6 on at least one side end of the coarse screen 5.1 extends to the outside of the screening bin 2, and the rotating shaft 6 is connected with a rotating shaft handle 6.1.
In the embodiment, the screening bin 2 is provided with detachable limiting bolts 7, and the limiting bolts 7 are distributed on two sides of the rotating shaft 6 and are positioned above the hemispherical double-layer screening structure 5; the limiting bolt 7 limits the hemispherical double-layer screening structure 5 in a certain direction, so that the hemispherical double-layer screening structure 5 moves within a certain angle range, and the phenomenon that the hemispherical double-layer screening structure overturns materials due to excessive movement is avoided; when the hemispherical double-layer screening structure 5 needs to be turned over, the limiting bolt 7 is detached, and the rotating shaft 6 is rotated.
In this embodiment, the vibrating body 4 is provided with a vibrating motor 4.1, and the vibrating motor 4.1 provides power for the vibration of the screening bin 2.
In this embodiment, the discharge port includes a coarse material outlet 2.2, a fine material outlet 2.3 and a miscellaneous material outlet 2.4, the coarse material outlet 2.2 and the coarse screen 5.1 are located on the same plane, the fine material outlet 2.3 and the miscellaneous material outlet 2.4 are located on the same plane, and the coarse material after the material is screened by the coarse screen 5.1 is discharged through the coarse material outlet 2.2.1; a material receiving disc 8 is arranged below the fine screen 5.2, a fine material outlet 2.3 and a mixed material outlet 2.4 are respectively positioned at two sides of the material receiving disc 8, and fine materials obtained after the materials are screened by the fine screen 5.2 fall into the material receiving disc 8 and are discharged from the fine material outlet 2.3; the sundries staying on the surface of the fine screen 5.2 of the material fall into the receiving tray 8 after being overturned by the rotating shaft 6, and are discharged from the sundries outlet 2.4, classified and collected, and convenient for subsequent reprocessing and use.
In the embodiment, the dust cover 9 is arranged at the top of the screening bin 2, so that powder is prevented from flying to cause pollution in the screening process; the dust cover 9 is provided with a through hole communicated with the feed inlet 2.1, so that feeding is facilitated.
In this embodiment, the screening bin 2 is provided with a small bundling ring 10 and a large bundling ring 11, the small bundling ring 10 is located at the connection position of the dust cover 9 and the screening bin 2, so as to ensure the stable connection between the dust cover 9 and the screening bin 2; the large-bundle ring 11 is positioned at the joint of the screening bin 2 and the vibrating body 4, so that the stable connection of the screening bin 2 and the vibrating body 4 is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A screening machine for screening powder with low possibility of blocking a net comprises a machine base and a screening bin, wherein the screening bin is movably connected with the machine base through a spring; the bottom of the screening bin is connected with a vibrating body which can vibrate the screening bin;
the top end of the screening bin is provided with a feeding hole, and the side end of the screening bin is provided with a plurality of discharging holes;
the method is characterized in that: a hemispherical double-layer screening structure matched with the inner cavity of the screening bin is arranged in the screening bin, and the hemispherical double-layer screening structure comprises a circular coarse screen and a hemispherical fine screen;
the two opposite side ends of the coarse screen are respectively connected with a rotating shaft, and the other end of the rotating shaft is connected with the screening bin through a bearing; the rotation shaft can drive the hemispherical double-layer screening structure to overturn, and the material blocking the fine screen mesh falls off due to further vibration.
2. The sieving machine for sieving powder which is not easy to block up as claimed in claim 1, characterized in that: the coarse screen is provided with a rotating shaft on at least one side end extending to the outside of the screening bin, and the rotating shaft is connected with a rotating shaft handle.
3. The sieving machine for sieving powder which is not easy to block up as claimed in claim 1, characterized in that: be provided with detachable spacing bolt on the screening storehouse, spacing bolt distributes in the both sides of pivot and is located the top of the double-deck screening structure of hemisphere.
4. The sieving machine for sieving powder which is not easy to block up as claimed in claim 1, characterized in that: the vibrating body is provided with a vibrating motor.
5. The sieving machine for sieving powder which is not easy to block up as claimed in claim 1, characterized in that: the discharge port comprises a coarse material outlet, a fine material outlet and a sundry material outlet, the coarse material outlet and the coarse screen are positioned on the same plane, and the fine material outlet and the sundry material outlet are positioned on the same plane.
6. The sieving machine for sieving powder which is not easy to block up as claimed in claim 5, characterized in that: a material receiving disc is arranged below the fine screen, and a fine material outlet and a sundry material outlet are respectively positioned on two sides of the material receiving disc.
7. The sieving machine for sieving powder which is not easy to block up as claimed in claim 1, characterized in that: screening storehouse top is provided with the shield, sets up the through-hole of intercommunication feed inlet on the shield.
8. The sieving machine for sieving powder which is not easy to block up as claimed in claim 1, characterized in that: the screening bin is provided with a small bundling ring and a large bundling ring, the small bundling ring is located at the joint of the dust cover and the screening bin, and the large bundling ring is located at the joint of the screening bin and the vibrating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121991088.XU CN215613082U (en) | 2021-08-23 | 2021-08-23 | Screening machine for screening powder with low possibility of blocking net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121991088.XU CN215613082U (en) | 2021-08-23 | 2021-08-23 | Screening machine for screening powder with low possibility of blocking net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215613082U true CN215613082U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121991088.XU Active CN215613082U (en) | 2021-08-23 | 2021-08-23 | Screening machine for screening powder with low possibility of blocking net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215613082U (en) |
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2021
- 2021-08-23 CN CN202121991088.XU patent/CN215613082U/en active Active
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