CN115445360B - Dust removal device for grinding heavy-crystal stone - Google Patents
Dust removal device for grinding heavy-crystal stone Download PDFInfo
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- CN115445360B CN115445360B CN202211145983.9A CN202211145983A CN115445360B CN 115445360 B CN115445360 B CN 115445360B CN 202211145983 A CN202211145983 A CN 202211145983A CN 115445360 B CN115445360 B CN 115445360B
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- grinding
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- cleaning
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0012—In-line filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides a dust collector for grinding heavy crystal stone, which belongs to the technical field of heavy crystal stone processing, and comprises a grinding box and a second filter box communicated with the grinding box through a pipeline, wherein the top end of the grinding box is provided with a feed inlet, a grinding mechanism is arranged in the grinding box, a self-cleaning filter mechanism is arranged in the second filter box, a spray purification assembly is arranged above the self-cleaning filter mechanism, and a fan impeller is arranged at the top end outlet of the second filter box; the self-cleaning filter mechanism comprises a hollow spherical filter cavity communicated with the pipeline, a filter hole is formed in the surface of the spherical filter cavity, a cleaning component for cleaning the spherical filter cavity in an omnibearing manner is arranged in the spherical filter cavity, and a collecting cavity communicated with the spherical filter cavity is arranged below the spherical filter cavity; the invention has the advantages that the primary dust removal and the secondary dust removal are adopted, the self-cleaning structures are arranged in the heavy spar block, the filtering blockage is avoided, the filtering effect is influenced, and the vibration screen is arranged at the feed inlet to realize the vibration filtering of impurities attached to the surface of the heavy spar block, so that the effect of preliminary treatment is realized.
Description
Technical Field
The invention relates to the technical field of barite processing equipment, in particular to a dust removing device for barite grinding processing.
Background
The chemical composition of the barite powder is BaSO4, the crystal belongs to sulfate minerals of orthorhombic (rhombic) crystal system, the sulfate minerals are thick plate-shaped or columnar crystals, the barite powder is a compact block-shaped or plate-shaped or granular aggregate, and a pulverizer is needed for grinding the barite into the barite powder. The pulverizer is main production equipment in the mine crushing industry, and mainly comprises a Raymond mill pulverizer, a jaw pulverizer, a reaction pulverizer, a vertical pulverizer and the like. At present, the traditional pulverizer mainly comprises a pulverizing barrel and a grinding device positioned in the pulverizing barrel, wherein massive barite enters the pulverizing barrel through a feed inlet, is ground into powder under the action of the grinding device, and is discharged from a discharge hole to produce barite powder.
When the heavy spar ore powder is produced, a crusher is needed, a large amount of dust is generated at the feeding end of the crusher in the crushing process, the crusher is easy to block, and part of powder can fly out from the feeding port of the crusher, so that the production environment is polluted, and the personal safety of production workers is even influenced; the blocky barite sent into the milling barrel is excavated to enable the surface of the barite to be adhered with soil blocks and dust, while the feeding end of the traditional milling machine is not provided with a impurity removing device, so that the dust and impurities attached to the barite are doped in the milled barite powder, and the quality of the barite powder is affected; traditional pulverizer dust collecting equipment is difficult to in time carry out timely clearance to the inside of the dust removal filter bag that is using, makes the dust impurity that filters attached more and more at the inside surface of dust removal filter bag, influences the result of use.
Disclosure of Invention
In view of the above, the invention provides a dust removal device for grinding heavy spar, which is provided with a primary dust removal structure and a secondary dust removal structure, wherein the primary dust removal structure and the secondary dust removal structure are respectively provided with a self-cleaning structure, so that the filtering blockage is avoided, the filtering effect is influenced, and the vibration screen is arranged at the feed inlet to realize the vibration filtration of soil blocks or other sundries attached to the surface of the heavy spar blocks, thereby playing a role in primary treatment.
In order to solve the technical problems, the invention provides a dust removal device for grinding heavy-duty stone, which comprises a grinding box and a second filter box communicated with the grinding box through a pipeline, wherein the top end of the grinding box is provided with a feed inlet, a grinding mechanism is arranged in the grinding box, a self-cleaning filter mechanism is arranged in the second filter box, a spray purification assembly is arranged above the self-cleaning filter mechanism, and a fan impeller is arranged at the outlet of the top end of the second filter box; the self-cleaning filter mechanism comprises a hollow spherical filter cavity communicated with a pipeline, a filter hole is formed in the surface of the spherical filter cavity, a cleaning component used for cleaning the spherical filter cavity in an omnibearing manner is arranged in the spherical filter cavity, and a collecting cavity communicated with the spherical filter cavity is arranged below the spherical filter cavity.
Preferably, the cleaning assembly comprises a soft brush contacted with the inner wall of the spherical filter cavity and a power assembly for driving the soft brush to reciprocate up and down and rotate, and the support rods of the soft brush are connected with the power assembly in an elastic fit manner.
Preferably, the power assembly comprises a reciprocating screw rod vertically and rotatably arranged in the spherical filter cavity, a reciprocating moving part is sleeved outside the reciprocating screw rod in a matched mode, a connecting sleeve rod extending outwards is arranged on the side edge of the reciprocating moving part, a supporting rod of the soft brush extends into the connecting sleeve rod, and a telescopic spring is arranged at the free end of the supporting rod of the soft brush; the top of the spherical filter cavity is provided with a case, and a second motor which drives the reciprocating screw rod to rotate through a gear set is arranged in the case.
Preferably, the reciprocating screw sleeve is provided with a protective sleeve, the reciprocating moving part is sleeved outside the protective sleeve, and the side wall of the protective sleeve is provided with a through groove matched with the reciprocating moving part; the upper end and the lower end of the protective sleeve are respectively provided with a first helical tooth, the upper end and the lower end in the spherical filter cavity are respectively provided with a second helical tooth which is correspondingly meshed with the first helical tooth, and the second helical teeth at the upper end and the lower end in the spherical filter cavity are staggered.
Preferably, the top section of the reciprocating screw is a linkage rotating shaft with a smooth surface, the top end of the linkage rotating shaft extends out of the case upwards, and the fan impeller is fixedly arranged at the top end of the linkage rotating shaft through key slot matching.
Preferably, the spray purification assembly comprises a conical baffle plate arranged outside the case, a water pipe is arranged on the conical baffle plate, a spray header facing the inner wall of the second filter tank is arranged on the water pipe, and a water inlet branch pipe extending out of the second filter tank is arranged on the water pipe; an annular baffle is arranged below the conical baffle, an air outlet is formed between the annular baffle and the case, and a water outlet corresponding to the annular baffle is arranged on one side of the second filter box.
Preferably, a first filter box is arranged on one side of the grinding box, one side of the first filter box is communicated with the grinding box through a first filter box inlet, and the other side of the first filter box is communicated with one end of a pipeline; a filter screen is arranged on one side, far away from the inlet of the first filter box, and a reciprocating cleaning mechanism for cleaning the filter screen is arranged on one side, facing the powder grinding box, of the filter screen; and a dust collecting box communicated with the first filter box is arranged below the first filter box.
Preferably, the reciprocating cleaning mechanism comprises a soft rolling brush which moves back and forth at one side of the filter screen in a reciprocating way, and the soft rolling brush is driven by a reciprocating assembly.
Preferably, the reciprocating assembly comprises a first rotating shaft and a second rotating shaft which are arranged in parallel at intervals, chains driven by chain wheels are arranged at two ends between the first rotating shaft and the second rotating shaft, and two ends of the soft rolling brush are respectively fixed on the upper chain and the lower chain correspondingly; the grinding mechanism comprises a pair of grinding rollers driven by a first motor, and the first rotating shaft is driven by the first motor in a transmission manner.
Preferably, a vibrating screen above the grinding rollers is arranged at one side of the grinding box, which is close to the first filter box, a dust outlet communicated with the inlet of the first filter box is arranged above the vibrating screen, a slag outlet communicated with the dust collecting box at one side of the grinding box is arranged below the vibrating screen, an inclined guide plate guiding to the slag outlet is arranged below the vibrating screen, a material conveying guide plate guiding to a position between a pair of grinding rollers is arranged below the inclined guide plate, and a material guide plate guiding to the upper surface of the vibrating screen from a material inlet is arranged above the vibrating screen; the vibration screen mesh is linked with the grinding roller and drives vibration through rotation of the grinding roller.
The technical scheme of the invention has the following beneficial effects:
1. the invention is provided with the first filter box and the second filter box which are communicated, and the filtering holes of the filter screen are larger than those of the spherical filter cavity, so that the filtering effect is improved, wherein the filter screen in the first filter box can be automatically cleaned by the soft rolling brush which moves in a circulating way, and the spherical filter cavity in the second filter box can be cleaned by the soft brush which moves up and down in a reciprocating way and rotates, so that the filtering effect is prevented from being influenced by long-time use.
2. According to the invention, the vibration screen capable of reciprocating can be arranged to filter out soil blocks or other sundries attached to the surface of the barite block in a vibration manner, so that the effect of preliminary treatment is achieved, and meanwhile, the multilayer guide plate is arranged below the feeding hole, so that broken stone blocks are placed to fly out, and the use safety is improved.
3. In the invention, the structural design is ingenious and reasonable, the power of the grinding roller, the reciprocating cleaning mechanism in the first filter box and the vibrating screen is driven by the same motor, and the electric power is saved in the use process.
Drawings
FIG. 1 is a schematic structural view of a dust collector for barite grinding processing of the present invention;
FIG. 2 is a schematic view of the internal structure of the grinding box of the present invention;
FIG. 3 is a schematic view of the structure of the first filter box and grinding roller of the present invention in a driving connection;
FIG. 4 is a schematic view of a first filter box inner reciprocating cleaning mechanism;
FIG. 5 is a schematic view of a vibrating screen according to the present invention;
FIG. 6 is a schematic view showing the internal structure of a second filter box according to the present invention;
FIG. 7 is a schematic view of the spherical filter chamber of the present invention mated with a water tube and fan impeller;
FIG. 8 is a schematic view of the structure of the reciprocating screw of the present invention;
FIG. 9 is a schematic view of the structure of the reciprocating screw and the soft brush of the invention;
FIG. 10 is a schematic view of the structure of the protective sheath of the present invention;
fig. 11 is a schematic view showing a state in which the shuttle moves to the top of the shuttle screw in the present invention.
1. A powder grinding box; 101. a first gear; 102. a second gear; 103. a third gear; 104. a grinding roller; 105. a pulling piece; 106. a track; 107. a feed inlet; 108. a material guide plate; 109. an inclined guide plate; 110. a slag outlet; 111. a dust outlet; 112. a material conveying guide plate;
3. vibrating the screen; 301. a deflector rod; 302. a spring;
4. a first filter box; 401. an inlet of the first filter box; 402. a first pulley; 403. a belt; 404. a second pulley; 405. a first bevel gear; 406. a second bevel gear; 407. a first rotating shaft; 408. a sprocket; 410. a chain; 411. a second rotating shaft; 412. soft rolling brush; 413. a filter screen;
5. a dust collection box;
6. a pipe;
7. a second filter box; 701. an air inlet;
8. a second motor; 801. a fourth gear; 802. a fifth gear; 803. a linkage rotating shaft; 804. a reciprocating screw; 805. a fan impeller; 806. a spline;
9. a spherical filter chamber; 901. a protective sleeve; 902. a through groove; 903. a first helical tooth; 904. a reciprocating member; 905. a second helical tooth; 906. a telescopic spring; 907. a soft brush; 908. a filter hole; 909. a dust discharge port; 910. a collection chamber; 911. an air outlet;
10. an annular baffle; 1001. a conical baffle;
11. a water pipe; 1101. a spray header; 1102. a water outlet; .
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 11 of the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the invention, fall within the scope of protection of the invention.
As shown in fig. 1, 6-11: the automatic cleaning device comprises a grinding box 1 and a second filter box 7 communicated with the grinding box 1 through a pipeline 6, wherein a feed inlet 107 is formed in the top end of the grinding box 1, a grinding mechanism is arranged in the grinding box 1, a self-cleaning filter mechanism is arranged in the second filter box 7, a spraying and purifying assembly is arranged above the self-cleaning filter mechanism, and a fan impeller 805 is arranged at the outlet of the top end of the second filter box 7;
specifically, negative pressure is generated by the fan impeller 805, so that dust generated in the grinding box 1 enters the second filter box 7 for filtering treatment and then is discharged.
The self-cleaning filter mechanism comprises a hollow spherical filter cavity 9 communicated with the pipeline 6, a filter hole 908 is formed in the surface of the spherical filter cavity 9, a cleaning component for cleaning the spherical filter cavity 9 in an omnibearing manner is arranged in the spherical filter cavity 9, and a collecting cavity 910 communicated with the spherical filter cavity 9 is arranged below the spherical filter cavity 9.
The hollow spherical filter cavity 9 is internally automatically cleaned through the cleaning component, so that the problem that the spherical filter cavity 9 is blocked due to long-time use and the filtering effect is influenced is avoided.
The cleaning component comprises a soft brush 907 in contact with the inner wall of the spherical filter cavity 9 and a power component for driving the soft brush 907 to reciprocate up and down and rotate, wherein the support rods of the soft brush 907 are elastically matched and connected with the power component.
The soft brush 907 can move up and down in the spherical filter cavity 9 and can rotate at the same time, so that the spherical filter cavity 9 is convenient to clean comprehensively.
The power assembly comprises a reciprocating screw 804 vertically and rotatably arranged in the spherical filter cavity 9, a reciprocating moving piece 904 is sleeved outside the reciprocating screw 804 in a matched manner, a connecting sleeve rod extending outwards is arranged on the side edge of the reciprocating moving piece 904, a supporting rod of the soft brush 907 extends into the connecting sleeve rod, and a telescopic spring 906 is arranged at the free end of the supporting rod of the soft brush 907;
one end of the supporting rod of the soft brush 907 extending into the connecting sleeve rod is provided with a telescopic spring 906, one end of the telescopic spring 906 is fixedly connected with the supporting rod of the soft brush 907, the other end of the telescopic spring is fixedly connected with the bottom end in the connecting sleeve rod, the supporting rod of the soft brush 907 can elastically stretch in the connecting sleeve rod, namely, the soft brush 907 can automatically stretch and adjust according to the distance from the connecting sleeve rod to the inner wall of the spherical filter cavity 9 in the process of moving up and down in the spherical filter cavity 9.
The top end of the spherical filter cavity 9 is provided with a case, and a second motor 8 which drives the reciprocating screw 804 to rotate through a gear set is arranged in the case.
A fourth gear 801 is arranged on an output shaft of the specific second motor 8, a fifth gear 802 meshed with the fourth gear 801 is arranged at the top end of the reciprocating screw 804, the second motor 8 rotates to drive the fourth gear 801 to rotate, meanwhile, the fifth gear 802 is driven to rotate, and the reciprocating screw 804 is driven to rotate in the rotation process of the fifth gear 802.
The reciprocating screw 804 is sleeved with a protective sleeve 901, the reciprocating piece 904 is sleeved outside the protective sleeve 901, and a through groove 902 matched with the reciprocating piece 904 is formed in the side wall of the protective sleeve 901;
the upper and lower ends of protective sheath 901 all are equipped with first helical tooth 903, the upper and lower end all is equipped with the second helical tooth 905 that corresponds with first helical tooth 903 meshing in the spherical filter chamber 9, and the second helical tooth 905 staggered arrangement of upper and lower end in the spherical filter chamber 9.
The reciprocating piece 904 reciprocates up and down in the process of rotating the reciprocating screw 804, the friction force between the reciprocating piece 904 and the protecting sleeve 901 is larger than the gravity of the protecting sleeve 901, the reciprocating piece 904 moves up to drive the protecting sleeve 901 to move up, so that a first inclined tooth 903 at the bottom end of the protecting sleeve is separated from a second inclined tooth 905 at the bottom in the spherical filter cavity 9, when the reciprocating piece 904 moves to the top end, the protecting sleeve 901 is driven to rotate by an inclined tooth angle, the first inclined tooth 903 at the top end is meshed with the second inclined tooth 905 at the top in the spherical filter cavity 9, and similarly, the reciprocating piece 904 moves down to drive the protecting sleeve 901 to be separated from the second inclined tooth 905 at the top end, and when the reciprocating piece 904 moves to the bottom end, the protecting sleeve 901 is driven to rotate by an inclined tooth angle, namely, the reciprocating piece 904 is driven to rotate by a certain angle each time, namely, the soft brush 907 is driven to gradually rotate, and comprehensive cleaning of the spherical filter cavity 9 is realized.
The top end section of the reciprocating screw 804 is a linkage rotating shaft 803 with a smooth surface, the top end of the linkage rotating shaft 803 extends out of the case upwards, and the fan impeller 805 is fixedly arranged at the top end of the linkage rotating shaft 803 through a key slot in a matching manner.
The reciprocating screw 804 and the linkage rotating shaft 803 are of an integrated structure, a spline 806 is arranged at the top end of the linkage rotating shaft 803, the fan impeller 805 is conveniently matched and fixedly installed, the fan impeller 805 is driven to rotate through rotation of the second motor 8, negative pressure is formed, dust gas in the grinding box 1 is pumped into the second filter box 7 for filtering and purifying, and then the dust gas is discharged.
The spray purification assembly comprises a conical baffle 1001 arranged outside the case, a water pipe 11 is arranged on the conical baffle 1001, a spray header 1101 facing the inner wall of the second filter box 7 is arranged on the water pipe 11, and a water inlet branch pipe extending out of the second filter box 7 is arranged on the water pipe 11;
an annular baffle plate 10 is arranged below the conical baffle plate 1001, an air outlet 911 is formed between the annular baffle plate 10 and the case, and a water outlet 1002 corresponding to the annular baffle plate 10 is arranged on one side of the second filter box 7.
The air filtered by the spherical filter cavity 9 is discharged through the air outlet 911, and under the baffling effect of the conical baffle 1001, the air filtered by the spherical filter cavity 9 is concentrated to the position close to the wall of the second filter box 7, and then is adsorbed and settled by the water mist of the spray header 1101 on the water pipe 11, so that clean air is discharged from the top end outlet of the second filter box 7.
In another embodiment of the present invention, as shown in figures 1-5,
a first filter box 4 is arranged on one side of the grinding box 1, one side of the first filter box 4 is communicated with the grinding box 1 through a first filter box inlet 401, and the other side of the first filter box 4 is communicated with one end of a pipeline 6;
a filter screen 413 is arranged on the side, away from the first filter tank inlet 401, of the first filter tank 4, and a reciprocating cleaning mechanism for cleaning the filter screen 413 is arranged on the side, facing the powder grinding tank 1, of the filter screen 413;
the dust collection box 5 communicated with the first filter box 4 is arranged below the first filter box 4, and a first collection opening 414 communicated with the dust collection box 5 is arranged on the bottom surface of the first filter box 4.
Dust that produces in the powder mill case 1 is earlier through first rose box 4, filters the back and lets in again and carry out secondary filtering to second rose box 7, and filterable dust can drop into dust collecting box 5 in the first rose box 4, and filter screen 413 of first rose box 4 can realize the clearance through reciprocal cleaning mechanism, avoids using for a long time to cause the jam, influences the result of use.
Wherein, the reciprocating cleaning mechanism comprises a soft rolling brush 412 which moves back and forth on one side of the filter screen 413, and the soft rolling brush 412 is driven by a reciprocating assembly.
Wherein, the reciprocating assembly comprises a first rotating shaft 407 and a second rotating shaft 411 which are arranged in parallel at intervals, two ends between the first rotating shaft 407 and the second rotating shaft 411 are respectively provided with a chain 410 driven by a sprocket 408, and two ends of the soft rolling brush 412 are respectively fixed on the upper chain 410 and the lower chain 410 correspondingly;
the grinding mechanism comprises a pair of grinding rollers 104 driven by a first motor 2, and the first rotating shaft 407 is driven by the first motor 2.
One end of one grinding roller 104 is connected with a first motor 2, the other end is provided with a first gear 101, one end of the other grinding roller 104 is provided with a second gear 102 meshed with the first gear 101, the other end is provided with a first belt pulley 402, the first belt pulley 402 is in transmission connection with a second belt pulley 404 on one side of a first filter box 4 through a belt 403, the second belt pulley 404 is coaxially connected with a first bevel gear 405, the bottom end of the first belt pulley 407 is provided with a second bevel gear 406 meshed with the first bevel gear 405, the first motor 2 drives a pair of grinding rollers 104 to rotate for grinding materials, meanwhile, the first bevel gear 405 is driven to rotate through the action of the first belt pulley 402 and the second belt pulley 404, further the second bevel gear 406 is driven to rotate, the first belt pulley 407 is driven to rotate through the second belt pulley 411, the soft rolling brush 412 is driven to circularly move in the transmission process of the chain 410, and the continuous dust cleaning filter screen 413 through the soft rolling brush 412 is avoided.
Wherein, a vibrating screen 3 above a grinding roller 104 is arranged at one side of the grinding box 1 close to the first filter box 4, a dust outlet 111 of one side of the grinding box 1, which is communicated with an inlet of the first filter box 401, is positioned above the vibrating screen 3, a slag outlet 110 of one side of the grinding box 1, which is communicated with the dust collecting box 5, is positioned below the vibrating screen 3, a slant guide plate 109 guiding to the slag outlet 110 is arranged below the vibrating screen 3, a material conveying guide plate 112 guiding to a position between a pair of grinding rollers 104 is arranged below the slant guide plate 109, and a material guiding plate 108 guiding to the upper surface of the vibrating screen 3 from a material inlet 107 is arranged above the vibrating screen 3;
the vibration screen 3 is linked with the grinding roller 104 and is driven to vibrate by the rotation of the grinding roller 104.
The vibration screen 3 is obliquely arranged in the grinding box 1, the track 106 is arranged on the inner wall of the grinding box 1, two vibration screen 3 are arranged in the track 106 and can slide in the track 106 in a reciprocating manner, one end of the vibration screen 3 which is obliquely upward is provided with a spring 302, one end of the spring 302 is fixedly connected with the end part of the vibration screen 3, the other end of the spring 302 is fixed on the inner wall of the grinding box 1, a deflector rod 301 is arranged on one side of the vibration screen 3, an oblique notch corresponding to the deflector rod 301 is formed in the side wall of the grinding box 1, a third gear 103 meshed with the second gear 102 is rotatably arranged on the side wall of the grinding box 1, a deflector plate 105 is fixedly arranged on the third gear 103, the deflector plate 105 is in a cross shape, and when the third gear 103 rotates, the deflector plate 105 fixed on the deflector plate 105 can stir the deflector rod 301 to enable the vibration screen 3 to move.
The vibration screen 3 can shake and filter out soil blocks or other sundries attached to the surface of the barite blocks entering through the feed inlet 107, so that the preliminary treatment effect is achieved, the shaken-off soil blocks or sundries can directly fall into the dust collecting box 5, the dust collecting box 5 is in a sealed arrangement, and dust impurities in the dust collecting box 5 can be prevented from being pumped out again during negative pressure air pumping.
The working method of the invention comprises the following steps: in the concrete use process, heavy crystal stone to be processed enters through the feed inlet 107 and falls on the upper side of the vibration screen 3 under the action of the guide plate 108, the vibration screen 3 moves and vibrates to filter out soil blocks or other sundries attached to the surface of the heavy crystal stone, the vibrated soil blocks or the sundries can directly fall into the dust collecting box 5, the dust collecting box 5 is in a sealing arrangement, dust impurities in the dust collecting box 5 can be prevented from being pumped out again when negative pressure is pumped out, the heavy crystal stone rolls down from the vibration screen 3 and enters between a pair of grinding rollers 104 through the guide plate 112, the grinding of the grinding rollers 104 is carried out, dust generated in the grinding process can be pumped out through the negative pressure formed by the fan impeller 805 at the top end outlet of the second filtering box 7, the dust-carrying air is pumped out firstly through the filter screen 413 in the first filtering box 4 to realize the first filtering, wherein, dust on the filter screen 413 can be continuously cleaned through the soft rolling brush 412, the blockage is avoided, the filtering effect is influenced, air filtered by the filter screen 413 enters the second filter box 7 through the pipeline 6, dust air enters the spherical filter cavity 9 through the air inlet 701, air filtered by the spherical filter cavity 9 is discharged through the air outlet 911, under the baffling effect of the conical baffle 1001, the air filtered by the spherical filter cavity 9 is concentrated to the position close to the wall of the second filter box 7, then water mist of the spray head 1101 on the water pipe 11 is adsorbed and settled, clean air is formed and discharged from the top end outlet of the second filter box 7, dust filtered by the spherical filter cavity 9 enters the collecting cavity 910 through the dust discharge port 909, the collecting cavity 910 is sealed, dust after collection is prevented from scattering, the soft brush can rotate while moving up and down in the spherical filter cavity 9 of 907, the overall cleaning of the spherical filter chamber 9 is facilitated.
In the present invention, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (2)
1. A dust collector for heavy brilliant stone grinding processing, its characterized in that: the automatic grinding device comprises a grinding box (1) and a second filter box (7) communicated with the grinding box (1) through a pipeline (6), wherein a feed inlet (107) is formed in the top end of the grinding box (1), a grinding mechanism is arranged in the grinding box (1), a self-cleaning filter mechanism is arranged in the second filter box (7), a spraying and purifying assembly is arranged above the self-cleaning filter mechanism, and a fan impeller (805) is arranged at the outlet of the top end of the second filter box (7);
the self-cleaning filtering mechanism comprises a hollow spherical filtering cavity (9) communicated with the pipeline (6), filtering holes are formed in the surface of the spherical filtering cavity (9), a cleaning component for cleaning the spherical filtering cavity (9) in an omnibearing manner is arranged in the spherical filtering cavity (9), and a collecting cavity (910) communicated with the spherical filtering cavity (9) is arranged below the spherical filtering cavity (9);
the cleaning assembly comprises a soft brush (907) which is contacted with the inner wall of the spherical filter cavity (9) and a power assembly which drives the soft brush (907) to reciprocate up and down and rotate, wherein a supporting rod of the soft brush (907) is elastically matched and connected with the power assembly;
the power assembly comprises a reciprocating screw rod (804) vertically and rotatably arranged in the spherical filter cavity (9), a reciprocating moving part (904) is sleeved outside the reciprocating screw rod (804) in a matched mode, a connecting sleeve rod extending outwards is arranged on the side edge of the reciprocating moving part (904), a supporting rod of the soft brush (907) extends into the connecting sleeve rod, and a telescopic spring (906) is arranged at the free end of the supporting rod of the soft brush (907);
the top end of the spherical filter cavity (9) is provided with a case, and a second motor (8) which drives the reciprocating screw rod (804) to rotate through a gear set is arranged in the case;
the reciprocating screw (804) is sleeved with a protective sleeve (901), the reciprocating piece (904) is sleeved outside the protective sleeve (901), and a through groove (902) matched with the reciprocating piece (904) is formed in the side wall of the protective sleeve (901);
the upper end and the lower end of the protective sleeve (901) are respectively provided with a first helical tooth (903), the upper end and the lower end in the spherical filter cavity (9) are respectively provided with a second helical tooth (905) which is meshed with the first helical tooth (903), and the second helical teeth (905) at the upper end and the lower end in the spherical filter cavity (9) are staggered;
the top end section of the reciprocating screw rod (804) is a linkage rotating shaft (803) with a smooth surface, the top end of the linkage rotating shaft (803) extends out of the case upwards, and the fan impeller (805) is fixedly arranged at the top end of the linkage rotating shaft (803) in a matching manner through a key slot;
a first filter box (4) is arranged on one side of the grinding box (1), one side of the first filter box (4) is communicated with the grinding box (1) through a first filter box inlet (401), and the other side of the first filter box (4) is communicated with one end of a pipeline (6); a filter screen (413) is arranged on one side, far away from the first filter tank inlet (401), of the first filter tank (4), and a reciprocating cleaning mechanism for cleaning the filter screen (413) is arranged on one side, facing the powder grinding tank (1), of the filter screen (413);
a dust collecting box (5) communicated with the first filter box (4) is arranged below the first filter box;
the reciprocating cleaning mechanism comprises a soft rolling brush (412) which moves back and forth on one side of the filter screen (413), and the soft rolling brush (412) is driven by a reciprocating assembly;
the reciprocating assembly comprises a first rotating shaft (407) and a second rotating shaft (411) which are arranged in parallel at intervals, chains (410) driven by chain wheels (408) are arranged at two ends between the first rotating shaft (407) and the second rotating shaft (411), and two ends of the soft rolling brush (412) are respectively fixed on the upper chain (410) and the lower chain (410) correspondingly;
the grinding mechanism comprises a pair of grinding rollers (104) driven by a first motor (2), and the first rotating shaft (407) is driven by the first motor (2) in a transmission manner;
a vibrating screen (3) positioned above the grinding rollers (104) is arranged on one side, close to the first filter box (4), of the grinding box (1), a dust outlet (111) communicated with the inlet of the first filter box (401) is positioned above the vibrating screen (3), a slag outlet (110) communicated with the dust collecting box (5) on one side of the grinding box (1) is positioned below the vibrating screen (3), an inclined guide plate (109) guiding to the slag outlet (110) is arranged below the vibrating screen (3), a material conveying guide plate (112) guiding to a position between a pair of grinding rollers (104) is arranged below the inclined guide plate (109), and a material guide plate (108) guiding to the upper surface of the vibrating screen (3) from a feed inlet (107) is arranged above the vibrating screen (3);
the vibration screen (3) is linked with the grinding roller (104) and is driven to vibrate through the rotation of the grinding roller (104);
one end of one grinding roller (104) is connected with a first motor (2), the other end of the grinding roller is provided with a first gear (101), one end of the other grinding roller (104) is provided with a second gear (102) meshed with the first gear (101), the other end of the other grinding roller is provided with a first belt wheel (402), the first belt wheel (402) is in transmission connection with a second belt wheel (404) on one side of a first filter box (4) through a belt (403), the second belt wheel (404) is coaxially connected with a first bevel gear (405), and the bottom end of a first rotating shaft (407) is provided with a second bevel gear (406) meshed with the first bevel gear (405);
the inner wall of grinding case is equipped with track (106), two of vibrations screen cloth (3) are in track (106), the one end that vibrations screen cloth (3) were inclined upwards is equipped with spring (302), the one end of spring (302) and the tip fixed connection of vibrations screen cloth (3), and on the inner wall of grinding case (1) was fixed in to the other end of spring (302), one side of vibrations screen cloth (3) was equipped with driving lever (301), locate on the lateral wall of grinding case (1) with the chute mouth that driving lever (301) corresponds, the lateral wall rotation of grinding case (1) be equipped with third gear (103) of second gear (102) meshing, be fixed equipped with plectrum (105) on third gear (103), plectrum (105) are the cross.
2. The dust removing apparatus for barite grinding process as set forth in claim 1, wherein: the spraying purification assembly comprises a conical baffle (1001) arranged outside the case, a water pipe (11) is arranged on the conical baffle (1001), a spraying head (1101) facing the inner wall of the second filter tank (7) is arranged on the water pipe (11), and a water inlet branch pipe extending out of the second filter tank (7) is arranged on the water pipe (11);
an annular baffle (10) is arranged below the conical baffle (1001), an air outlet (911) is formed between the annular baffle (10) and the case, and a water outlet (1002) corresponding to the annular baffle (10) is formed in one side of the second filter tank (7).
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| CN202211145983.9A CN115445360B (en) | 2022-09-20 | 2022-09-20 | Dust removal device for grinding heavy-crystal stone |
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| CN202211145983.9A CN115445360B (en) | 2022-09-20 | 2022-09-20 | Dust removal device for grinding heavy-crystal stone |
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| CN115445360B true CN115445360B (en) | 2023-09-01 |
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| CN118649726B (en) * | 2024-05-07 | 2025-02-07 | 浙江美丽华印刷材料科技有限公司 | A grinding device for water-based ink |
| CN118268113B (en) * | 2024-06-04 | 2024-07-30 | 四川海沃石油工程技术有限公司 | Dust removal device and process for grinding heavy-crystal stone |
| CN118327940B (en) * | 2024-06-17 | 2024-09-20 | 上海嵘熵动力科技有限公司 | Dragon cyclone filter screen vacuum pump system applied to paper towel folding machine |
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