CN115999894A - BIT powder impurity screening device with multistage screening function and screening method - Google Patents
BIT powder impurity screening device with multistage screening function and screening method Download PDFInfo
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- CN115999894A CN115999894A CN202211628688.9A CN202211628688A CN115999894A CN 115999894 A CN115999894 A CN 115999894A CN 202211628688 A CN202211628688 A CN 202211628688A CN 115999894 A CN115999894 A CN 115999894A
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- 238000012216 screening Methods 0.000 title claims abstract description 141
- 239000000843 powder Substances 0.000 title claims abstract description 76
- 239000012535 impurity Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 238000011084 recovery Methods 0.000 claims abstract description 26
- 238000005192 partition Methods 0.000 claims abstract description 14
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention is suitable for the technical field of multistage screening, and provides a BIT powder impurity screening device with a multistage screening function and a screening method, wherein the device comprises a bracket and a feed inlet, and the BIT powder impurity screening device with the multistage screening function further comprises: multistage screen assemblies, intermittent partition assemblies, and recovery assemblies. When this BIT powder impurity screening device with multistage screening function uses, throw into the powder on multistage screening subassembly through the feed inlet, start multistage screening subassembly, multistage screening subassembly can carry out multistage screening to the powder, sieve macroparticle and impurity, when multistage screening subassembly sieves, intermittent type cuts off the subassembly and can stop the flow of intermittent type formula to the powder, prevent that powder transmission speed is too fast, result in powder screening incompletely, through intermittent type formula choked flow, slow down the transmission speed of powder, promote the stability of screening, and after the screening is accomplished, recovery unit can carry out classified storage to the separated powder of sieve and impurity.
Description
Technical Field
The invention belongs to the technical field of multistage screening, and particularly relates to a BIT powder impurity screening device with a multistage screening function and a screening method.
Background
The screening is to make the fine grain material smaller than the sieve mesh pass through the sieve surface while the coarse grain material larger than the sieve mesh stays on the sieve surface, thus completing the process of separating coarse material from fine material. The separation process can be regarded as consisting of two stages, namely material stratification and fine-particle screening. Material stratification is the condition for completing separation, and fine particle screening is the purpose of separation.
Most of the existing powder screening devices are only single-layer screening, the screening effect is limited, and in order to ensure powder transmission, the screening plates are designed in an inclined mode, but the mode possibly causes the powder transmission speed to be too high, complete screening is not achieved, and the powder is transmitted to the subsequent process, so that the screening effect is poor.
Disclosure of Invention
The embodiment of the invention aims to provide a BIT powder impurity screening device with a multistage screening function and a screening method, and aims to solve the problems that most of the existing powder screening devices are only single-layer screening, the screening effect is limited, and in order to ensure powder transmission, a screen plate is designed in an inclined mode, but the mode can cause the powder transmission speed to be too high, complete screening is not realized, the powder is transmitted to a subsequent process, and the screening effect is poor.
The embodiment of the invention is realized in such a way that the BIT powder impurity screening device with the multi-stage screening function comprises a bracket, wherein a feed opening is arranged on the bracket, and the BIT powder impurity screening device with the multi-stage screening function further comprises:
the multistage screening assembly is arranged on the bracket and is used for screening and classifying powder particles with different diameters;
the intermittent separation assembly is arranged on the multi-stage screening assembly and is used for improving the screening effect of the multi-stage screening assembly;
the recovery assembly is arranged on the support and is matched with the multi-stage screening assembly.
Preferably, the multi-stage screen assembly comprises:
the multiple groups of oscillating assemblies are arranged on the bracket, and multiple groups of oscillating frames are connected to the multiple groups of oscillating assemblies;
the sieve plate is arranged on the oscillating frame, the intermittent isolating component is arranged on the oscillating frame, and the recycling component is connected with one end of the oscillating frame.
Preferably, the oscillating assembly comprises:
the fixed plates are arranged on the bracket, and a first sliding column is arranged on each fixed plate in a sliding manner;
the mounting frame is mounted at one end of the first sliding column, and a second sliding column is mounted in the mounting frame;
the sliding block is arranged on the second sliding column in a sliding way, a connecting groove is formed in the bracket, and the sliding block is connected with the oscillating frame through the connecting groove;
the motor is arranged on the sliding block, and the output end of the motor is connected with the oscillating block;
and springs are sleeved on the first sliding column and the second sliding column.
Preferably, the intermittent partition assembly comprises:
the groove is formed in the oscillating frame, and a screw is arranged in the groove in a rotating way through a rotary spring;
the thread block is in threaded connection with the screw rod and is in sliding connection with the slot, and a partition plate is arranged on the thread block;
the intermittent transmission assembly is arranged on the oscillating frame and is used for controlling the screw to rotate intermittently.
Preferably, the intermittent transmission assembly includes:
the rotary table is connected with the oscillating block, the oscillating frame is also rotationally connected with an incomplete gear, and a first transmission belt is sleeved between the rotary table and the incomplete gear;
the gear is rotatably arranged on the oscillating frame and matched with the incomplete gear, and the gear is also connected with a first bevel gear;
the second bevel gear is rotatably arranged on the oscillating frame, the second bevel gear is meshed with the first bevel gear, and a second transmission belt is sleeved between the second bevel gear and the screw rod.
Preferably, the recovery assembly comprises:
the plurality of groups of recovery boxes are respectively matched with the plurality of groups of oscillating frames;
the guide plate is arranged on the oscillating frame and is communicated with the input end of the recovery box.
Preferably, a BIT powder impurity screening device with multi-stage screening function as described in any one of the above, the screening method comprises the following steps:
s1, throwing powder into a multi-stage screening assembly through a feed port;
s2, starting a multi-stage screening assembly, carrying out multi-stage screening on the powder, and screening large particles and impurities;
s3, intermittently blocking the flow of the powder while screening by the multi-stage screening assembly by the intermittent partition assembly;
s4, the recovery component classifies and stores the sieved powder.
The BIT powder impurity screening device with the multistage screening function and the BIT powder impurity screening method provided by the embodiment of the invention have the following beneficial effects:
when this BIT powder impurity screening device with multistage screening function uses, throw into the powder on multistage screening subassembly through the feed inlet, start multistage screening subassembly, multistage screening subassembly can carry out multistage screening to the powder, sieve macroparticle and impurity, when multistage screening subassembly sieves, intermittent type cuts off the subassembly and can stop the flow of intermittent type formula to the powder, prevent that powder transmission speed is too fast, result in powder screening incompletely, through intermittent type formula choked flow, slow down the transmission speed of powder, promote the stability of screening, and after the screening is accomplished, recovery unit can carry out classified storage to the separated powder of sieve and impurity.
Drawings
Fig. 1 is a schematic structural diagram of a BIT powder impurity screening device with a multi-stage screening function according to an embodiment of the present invention;
FIG. 2 is a diagram showing an internal structure of a BIT powder impurity screening device with a multi-stage screening function according to an embodiment of the present invention;
FIG. 3 is a diagram showing the structure of an oscillating frame in a BIT powder impurity screening device with a multi-stage screening function according to an embodiment of the present invention;
FIG. 4 is an enlarged view of FIG. 1 at A;
FIG. 5 is an enlarged view at B in FIG. 2;
fig. 6 is an enlarged view at C in fig. 2.
In the accompanying drawings: 1-a bracket; 2-a feed inlet; 3-a multi-stage screen assembly; 32-an oscillating frame; 33-sieve plate; 34-a fixed plate; 35-a first sliding column; 36-mounting rack; 37-slide block; 38-connecting grooves; 39-motor; 310-oscillating block; 311-springs; 4-intermittent partition assembly; 41-slotting; 42-screw; 43-screw blocks; 44-partition panels; 45-rotating disc; 46-incomplete gear; 47-a first conveyor belt; 48-gear; 49-first bevel gear; 410-a second bevel gear; 411-a second conveyor belt; 5-a recovery assembly; 51-a recovery box; 52-guide plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1, in the embodiment of the present invention, a BIT powder impurity screening device with a multi-stage screening function includes a bracket 1, a feed inlet 2 is provided on the bracket 1, and the BIT powder impurity screening device with a multi-stage screening function further includes:
a multi-stage screen assembly 3 disposed on the frame 1, the multi-stage screen assembly 3 being used for screening and classifying powder particles of different diameters;
an intermittent partition assembly 4, which is arranged on the multi-stage screening assembly 3, wherein the intermittent partition assembly 4 is used for improving the screening effect of the multi-stage screening assembly 3;
and the recovery assembly 5 is arranged on the bracket 1, and the recovery assembly 5 is matched with the multi-stage screening assembly 3.
When the BIT powder impurity screening device with the multi-stage screening function is used, powder is put into the multi-stage screening assembly 3 through the feed port 2; the multistage screening subassembly 3 is started, multistage screening subassembly 3 can carry out multistage screening to the powder, sieves macroparticles and impurity, when multistage screening subassembly 3 sieves, intermittent type cuts off the flow that subassembly 5 can intermittent type formula to the powder and stops, prevents that powder transmission speed from being too fast, leads to powder screening incompletely, through intermittent type formula choked flow, slows down the transmission speed of powder, promotes the stability of screening, and after the screening is accomplished, recovery unit 5 can carry out classified storage to the separated powder of sieve and impurity.
As shown in fig. 1 to 6, in an embodiment of the present invention, the multi-stage screen assembly 3 includes:
a plurality of groups of oscillating components are arranged on the bracket 1, and a plurality of groups of oscillating frames 32 are connected to the oscillating components;
the sieve plate 33 is arranged on the oscillating frame 32, the intermittent isolating component 4 is arranged on the oscillating frame 32, and the recycling component 5 is connected with one end of the oscillating frame 32.
As shown in fig. 1 to 6, in an embodiment of the present invention, the oscillating assembly includes:
a set of fixing plates 34 mounted on the bracket 1, wherein a first sliding column 35 is slidably arranged on one set of fixing plates 34;
the mounting frame 36 is mounted at one end of the first sliding column 35, and a second sliding column 36 is mounted inside the mounting frame 36;
the sliding block 37 is arranged on the second sliding column 36 in a sliding manner, a connecting groove 38 is formed in the bracket 1, and the sliding block 37 is connected with the oscillating frame 32 through the connecting groove 38;
a motor 39 mounted on the sliding block 37, wherein an output end of the motor 39 is connected with an oscillating block 310;
the first sliding column 35 and the second sliding column 36 are respectively sleeved with a spring 311.
When the vibrating screen is used, the motor 39 is started, the motor 39 drives the vibrating block 310 to rotate, and because the vibrating block 310 is in an eccentric semicircular disc structure, eccentric force is generated when the vibrating block 310 rotates, the sliding block 37 can be driven to slide on the second sliding column 36, the movement of the sliding block 37 is buffered and reset by the spring 311, the mounting frame 36 can be driven to slide on the first sliding column 35 by the eccentric force generated by the vibrating block 310, the movement of the sliding block 37 is buffered and reset by the spring 311, so that multidirectional reciprocating vibration of the sliding block 37 is realized, the vibrating frame 32 is driven to synchronously oscillate when the sliding block 37 oscillates, and powder on the screen plate 33 continuously oscillates, so that multistage and continuous screening of particle impurities in the powder is realized.
As shown in fig. 1 to 6, in the embodiment of the present invention, the intermittent partition assembly 4 includes:
the slot 41 is formed in the oscillating frame 32, and a screw 42 is rotatably arranged in the slot 41 through a rotary spring;
a screw block 43 in threaded connection with the screw rod 42 and in sliding connection with the slot 41, wherein a partition plate 44 is mounted on the screw block 43;
an intermittent transmission assembly is mounted on the oscillating frame 32 for controlling intermittent rotation of the screw 42.
As shown in fig. 1 to 6, in an embodiment of the present invention, the intermittent transmission assembly includes:
the rotary table 45 is connected with the oscillating block 310, the oscillating frame 32 is also rotatably connected with an incomplete gear 46, and a first transmission belt 47 is sleeved between the rotary table 45 and the incomplete gear 46;
the gear 48 is rotatably arranged on the oscillating frame 32, the gear 48 is matched with the incomplete gear 46, and a first bevel gear 49 is also connected to the gear 48;
the second bevel gear 410 is rotatably disposed on the oscillating frame 32, the second bevel gear 410 is meshed with the first bevel gear 49, and a second transmission belt 411 is sleeved between the second bevel gear 410 and the screw 42.
When the oscillating block 310 rotates, the turntable 45 is driven to rotate, the incomplete gear 46 is driven to rotate through the first transmission belt 47, the incomplete gear 46 is meshed with the gear 48 in an intermittent mode when rotating, so that the gear 48 is driven to rotate, when the gear 48 rotates, the second bevel gear 410 is driven to rotate through the first bevel gear 49, the screw 42 is driven to rotate through the second transmission belt 411, the partition plate 44 is driven to move downwards through the thread block 43, the powder transmission path is blocked, the transmission speed is reduced, the screening effect is improved, and after the incomplete gear 46 is separated from the gear 48, the rotary spring also drives the screw 42 to reset, so that the partition plate 44 is lifted, and the powder transmission work is continued.
As shown in fig. 1 to 6, in the embodiment of the present invention, the recovery assembly 5 includes:
a plurality of groups of recovery boxes 51, wherein a plurality of groups of recovery boxes 51 are respectively matched with a plurality of groups of oscillating frames 32;
a guide plate 52 mounted on the oscillating frame 32, the guide plate 52 being in communication with the input end of the recovery tank 51.
The BIT powder impurity screening device with multi-stage screening function according to any one of the above, the screening method comprises the following steps:
s1, powder is put into a multi-stage screening assembly 3 through a feed port 2;
s2, starting a multi-stage screening assembly 3, carrying out multi-stage screening on the powder, and screening large particles and impurities;
s3, intermittently blocking the flow of powder while screening by the multi-stage screening assembly 3 by the intermittent blocking assembly 5;
s4, the recovery assembly 5 stores the sieved powder in a classified mode.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. BIT powder impurity screening device with multistage screening function, including support (1), be provided with feed inlet (2) on support (1), its characterized in that, BIT powder impurity screening device with multistage screening function still includes:
a multi-stage screening assembly (3) arranged on the support (1), wherein the multi-stage screening assembly (3) is used for screening and classifying powder particles with different diameters;
the intermittent separation assembly (4) is arranged on the multi-stage screening assembly (3), and the intermittent separation assembly (4) is used for improving the screening effect of the multi-stage screening assembly (3);
the recovery assembly (5) is arranged on the support (1), and the recovery assembly (5) is matched with the multi-stage screening assembly (3).
2. The BIT powder impurity screening apparatus with multi-stage screening function according to claim 1, wherein the multi-stage screening assembly (3) comprises:
the multiple groups of oscillating assemblies are arranged on the bracket (1), and multiple groups of oscillating frames (32) are connected to the multiple groups of oscillating assemblies;
the sieve plate (33) is arranged on the oscillating frame (32), the intermittent isolation assembly (4) is arranged on the oscillating frame (32), and the recovery assembly (5) is connected with one end of the oscillating frame (32).
3. The BIT powder impurity screening apparatus with multi-stage screening function of claim 2, wherein the oscillating assembly comprises:
a group of fixing plates (34) which are arranged on the bracket (1), wherein a group of fixing plates (34) are provided with first sliding columns (35) in a sliding way;
the mounting frame (36) is mounted at one end of the first sliding column (35), and a second sliding column (36) is mounted in the mounting frame (36);
the sliding block (37) is arranged on the second sliding column (36) in a sliding manner, a connecting groove (38) is formed in the bracket (1), and the sliding block (37) is connected with the oscillating frame (32) through the connecting groove (38);
the motor (39) is arranged on the sliding block (37), and the output end of the motor (39) is connected with the oscillating block (310);
the first sliding column (35) and the second sliding column (36) are respectively sleeved with a spring (311).
4. A BIT powder impurity screening apparatus with multi-stage screening function according to claim 3, wherein the intermittent partition assembly (4) comprises:
the groove (41) is formed in the oscillating frame (32), and a screw (42) is rotatably arranged in the groove (41) through a rotary spring;
the thread block (43) is in threaded connection with the screw rod (42) and is in sliding connection with the slot (41), and a partition plate (44) is arranged on the thread block (43);
and the intermittent transmission assembly is arranged on the oscillating frame (32) and is used for controlling the screw (42) to rotate intermittently.
5. The BIT powder impurity screening apparatus with multi-stage screening function of claim 1, wherein the intermittent transport assembly comprises:
the rotary table (45) is connected with the oscillating block (310), the oscillating frame (32) is also rotationally connected with an incomplete gear (46), and a first transmission belt (47) is sleeved between the rotary table (45) and the incomplete gear (46);
the gear (48) is rotatably arranged on the oscillating frame (32), the gear (48) is matched with the incomplete gear (46), and the gear (48) is also connected with a first bevel gear (49);
the second bevel gear (410) is rotatably arranged on the oscillating frame (32), the second bevel gear (410) is meshed with the first bevel gear (49), and a second transmission belt (411) is sleeved between the second bevel gear (410) and the screw (42).
6. BIT powder impurity screening device with multistage screening function according to claim 1, characterized in that the recovery assembly (5) comprises:
a plurality of groups of recovery boxes (51), wherein the recovery boxes (51) are respectively matched with the oscillating frames (32);
and the guide plate (52) is arranged on the oscillating frame (32), and the guide plate (52) is communicated with the input end of the recovery box (51).
7. A BIT powder impurity screening apparatus with a multi-stage screening function according to any one of claims 1 to 6, wherein the screening method comprises the steps of:
s1, powder is put into a multi-stage screening assembly (3) through a feed port (2);
s2, starting a multi-stage screening assembly (3), carrying out multi-stage screening on the powder, and screening large particles and impurities;
s3, intermittently blocking the flow of the powder when the intermittent blocking component (5) screens the multi-stage screening component (3);
s4, the recovery assembly (5) stores the sieved powder in a classified mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211628688.9A CN115999894A (en) | 2022-12-18 | 2022-12-18 | BIT powder impurity screening device with multistage screening function and screening method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211628688.9A CN115999894A (en) | 2022-12-18 | 2022-12-18 | BIT powder impurity screening device with multistage screening function and screening method |
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|---|---|
| CN115999894A true CN115999894A (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211628688.9A Pending CN115999894A (en) | 2022-12-18 | 2022-12-18 | BIT powder impurity screening device with multistage screening function and screening method |
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| CN (1) | CN115999894A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5045182A (en) * | 1989-11-21 | 1991-09-03 | Butler Kenneth W | Apparatus and method for removing debris from granular material |
| KR20120100854A (en) * | 2012-07-24 | 2012-09-12 | 윤태일 | Agricultural multi-vibration device sorter |
| CN112122097A (en) * | 2020-09-03 | 2020-12-25 | 青海凯金新能源材料有限公司 | Graphite powder screening device with multi-stage screening function and implementation method |
| CN112570134A (en) * | 2020-12-16 | 2021-03-30 | 孙欢 | Iron ore tailing resourceful comprehensive utilization processing apparatus |
| CN114535064A (en) * | 2022-02-07 | 2022-05-27 | 王崇超 | Sand screening device for house building and using method thereof |
| CN216679019U (en) * | 2021-12-24 | 2022-06-07 | 湖南神犁农业科技股份有限公司 | Sieving mechanism is used in scented tea processing |
| CN217094414U (en) * | 2022-01-10 | 2022-08-02 | 合肥市洲道食品有限公司 | A vibration screening mechanism for granular food processing |
| CN217369153U (en) * | 2021-11-26 | 2022-09-06 | 河南茂琼环保科技有限公司 | Industrial solid waste recycling treatment device |
-
2022
- 2022-12-18 CN CN202211628688.9A patent/CN115999894A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5045182A (en) * | 1989-11-21 | 1991-09-03 | Butler Kenneth W | Apparatus and method for removing debris from granular material |
| KR20120100854A (en) * | 2012-07-24 | 2012-09-12 | 윤태일 | Agricultural multi-vibration device sorter |
| CN112122097A (en) * | 2020-09-03 | 2020-12-25 | 青海凯金新能源材料有限公司 | Graphite powder screening device with multi-stage screening function and implementation method |
| CN112570134A (en) * | 2020-12-16 | 2021-03-30 | 孙欢 | Iron ore tailing resourceful comprehensive utilization processing apparatus |
| CN217369153U (en) * | 2021-11-26 | 2022-09-06 | 河南茂琼环保科技有限公司 | Industrial solid waste recycling treatment device |
| CN216679019U (en) * | 2021-12-24 | 2022-06-07 | 湖南神犁农业科技股份有限公司 | Sieving mechanism is used in scented tea processing |
| CN217094414U (en) * | 2022-01-10 | 2022-08-02 | 合肥市洲道食品有限公司 | A vibration screening mechanism for granular food processing |
| CN114535064A (en) * | 2022-02-07 | 2022-05-27 | 王崇超 | Sand screening device for house building and using method thereof |
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Application publication date: 20230425 |