CN113368957A - Superfine grading screening machine - Google Patents
Superfine grading screening machine Download PDFInfo
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- CN113368957A CN113368957A CN202110879639.1A CN202110879639A CN113368957A CN 113368957 A CN113368957 A CN 113368957A CN 202110879639 A CN202110879639 A CN 202110879639A CN 113368957 A CN113368957 A CN 113368957A
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- Prior art keywords
- fixedly connected
- pipe
- hole
- storage bin
- guide pipe
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- 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
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- 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
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
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- 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
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
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- 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
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- 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
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
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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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/55—Cleaning with fluid jets
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an ultrafine classification screening machine which comprises a feeding pipe, wherein a through hole is formed in the left side of the feeding pipe, a first material guide pipe is fixedly connected with the feeding pipe through the through hole, the left end of the first material guide pipe is connected with a second material guide pipe in a penetrating manner, the top of the second material guide pipe is fixedly connected with a motor, the bottom of an output shaft on the motor is fixedly connected with a first shaft, and the bottom of the first shaft penetrates through the second material guide pipe and is fixedly connected with a spiral rod. According to the invention, through the matching use of the structures, the problems that in the actual use process, as the grading equipment mostly adopts the winnowing equipment for screening and grading, the diameter of the powder winnowed by the winnowing equipment fluctuates in a certain range, namely, the size of the powder particles winnowed by the winnowing equipment is not uniform, the powder cannot completely reach the superfine standard, the product quality is low, the integration degree is low, the multi-stage screening quality is low, meanwhile, the filtered large particles are difficult to be treated again, the working efficiency is reduced, and the use is inconvenient are solved.
Description
Technical Field
The invention relates to the technical field of powder substance screening, in particular to an ultrafine classification screening machine.
Background
The superfine classifier uses a fan or a rotary impeller to generate wind pressure (positive pressure blowing or negative pressure suction) to disperse powder materials to be classified, and powder particles pass through gaps of blades of the rotary impeller to flow to a collection chamber at a certain flow speed under the drive of airflow to obtain a classified product. Meanwhile, the flowing particles with large granularity or density are blocked and bounced because the flow velocity is lower than the linear velocity of the rotating impeller, and then the particles return to the grading chamber for regrinding and recleaning; the calcium carbonate powder is prepared by grinding natural carbonate minerals such as calcite, marble and limestone, is a common powdery inorganic filler, can be modified by adding different substances to obtain different types of calcium carbonate such as active light calcium, special calcium for cables and the like, and has a general production process flow of modified calcium carbonate: cleaning, drying, crushing, stacking, grinding, grading, modifying and packaging, wherein most of the existing grading equipment adopts winnowing equipment for screening and grading, and the diameter of the powder winnowed by the winnowing equipment fluctuates within a certain range, namely, the particle size of the powder winnowed by the winnowing equipment is not uniform, and the powder cannot completely reach the superfine standard, so that the product quality is lower.
Disclosure of Invention
The invention aims to provide an ultrafine grading screening machine which has the advantages of integrated processing and multistage screening and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: superfine classified screening machine, including the inlet pipe, the through-hole has been seted up and has been passed through-hole fixedly connected with passage one in the left side of inlet pipe, the left end through connection of passage one has passage two, the top fixedly connected with motor of passage two, the bottom fixedly connected with axle one of output shaft on the motor.
The bottom of the first shaft penetrates through the top of the second material guide pipe and is fixedly connected with a screw rod, the bottom of the feeding pipe is connected with a storage bin in a penetrating manner, the surface of the second material guide pipe penetrates through the upper surface of the storage bin and is fixedly connected with the storage bin, a through hole is formed in the rear side of the feeding pipe and is connected with a second shaft in a limiting and rotating manner through the through hole, a grinding gear is sleeved on the surface, close to the bottom, of the feeding pipe, a first filter screen is formed in the surface, close to the bottom, of the feeding pipe, and is fixedly connected with a first filter screen through the through hole, a collection box body is fixedly connected to the upper surface of the storage bin, a second filter screen is fixedly connected to the bottom, extending into the storage bin, of the feeding pipe, a feeding hole is formed in the right side of the second material guide pipe, the bottom of the second filter screen penetrates through the feeding hole and extends into the second material guide pipe, and an auxiliary device is arranged on the surface of the storage bin, and a grinding driving device is arranged on the right side of the feeding pipe.
Preferably, the auxiliary device comprises a side arm, the top of the side arm is fixedly connected with the left side of the storage bin, a through hole is arranged on the side surface of the side arm and is connected with a third shaft in a limiting and rotating way through the through hole, the bottom of the screw rod penetrates through the material guide pipe II and the bottom of the storage bin and is fixedly connected with a disc, the lower surface of the disc is fixedly connected with an arc toothed plate, the surface of the shaft III is fixedly connected with two driven gears I, teeth on the first driven gear are meshed with teeth on the arc toothed plate, a cylindrical cam is fixedly sleeved on the surface of the third shaft close to the right end, the inner wall of the outer contour sliding groove on the cylindrical cam is connected with a sliding block in a sliding way, the upper surface of the sliding block is fixedly connected with a transmission arm, the top fixedly connected with horizontal pole of driving arm, the left end of horizontal pole runs through the right-hand member and the fixedly connected with piston in storage storehouse, the surface of piston and the inner wall sliding connection in storage storehouse.
Preferably, grind drive arrangement includes the connecting rod, the bottom of connecting rod is connected through round pin hub rotation with the upper surface of horizontal pole, the top of connecting rod is connected with the rack through round pin hub rotation, the right side fixedly connected with spacing ring of inlet pipe, the rack is spacing slip from top to bottom in the inner wall of spacing ring, the rear end coaxial rigid connection of axle two has driven gear two, the tooth meshing on the tooth and the rack on the two right sides of driven gear.
Preferably, spiral guide groove has been seted up in the left side of cylinder cam, the inner wall sliding connection of spiral guide groove has the connecting rod, the through-hole has been seted up to the lower surface of storage storehouse and spacing pipe through-hole fixedly connected with, spacing sliding connection has the guide post about the inner wall of spacing pipe, the storage recess has been seted up in the left side of guide post, the bottom of guide post and the top fixed connection of connecting rod.
Preferably, the bottom of the connecting rod is an arc-shaped surface, and the connecting rod is connected with the inner wall of the spiral guide groove in a sliding manner through the arc-shaped surface on the connecting rod.
Preferably, the top of the rack is fixedly connected with a baffle, a damping spring is sleeved on the surface, close to the top, of the rack, the top of the damping spring is fixedly connected with the lower surface of the baffle, and the bottom of the damping spring is fixedly connected with the upper surface of the limiting ring.
Preferably, the cross rod is a rectangular rod, and a rectangular hole matched with the cross rod is formed in the right end of the storage bin.
Preferably, the right side of the limiting pipe is fixedly connected with a limiting rod, and the surface of the limiting rod penetrates through the side face of the transmission arm and is in sliding connection with the transmission arm.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, a feeding pipe is used for receiving raw materials from top to bottom, a shaft II is used for driving a grinding gear to rotate in the feeding pipe, so that the raw materials falling in the feeding pipe can be subjected to initial crushing operation, the crushed materials can fall along the inner wall of the feeding pipe, fine material particles can fall through meshes on a filter screen I when passing through the filter screen I in the falling process, and finally a collection box body is used for receiving and collecting the finest particles, so that the filtering and collection of the finest particles are completed;
the material after prefiltering falls to the bottom of inlet pipe after that, carries out secondary filter on filter screen two, and the material that makes the granule slightly bigger can fall into the storage storehouse through the mesh on filter screen two in, and finally, through filtering, the large granule can enter into to the passage two in through the feed inlet.
In the second guide pipe, the rotation of output shaft drive hob through on the motor, the hob is when the second internal rotation of guide pipe, tooth on the hob can be to the continuous grinding of the material in the second guide pipe and smash, the hob can also fall the continuous upward spinning lifting of material simultaneously, make the material behind the top position of upward spinning lifting to second guide pipe, the first guide pipe that the rethread slope was placed falls back to the feed pipe once more, fall to the tooth on the grinding gear after that, grind once more, it realizes filtering the whereabouts through the mesh on filter screen one and the filter screen two to be suitable until the granule size. Realizing grading screening and repeated grinding;
through auxiliary device's setting, can adjust the air current in the storage storehouse repeatedly, avoid filter screen two and the mesh on the filter screen one to be blockked up by the material, cause the filtering operation to be difficult to continuously go on.
Through the setting of grinding drive arrangement, can make two areas of axle grind the gear and carry out reciprocating motion in the charge-in pipe, and then avoid grinding the gear and appear the condition of blocking when grinding the material, stability when guaranteeing to use.
Through the cooperation use between the above-mentioned structure, the in-service use in-process has been solved, because classification equipment adopts winnowing equipment to sieve the classification mostly, because the powder diameter that winnowing equipment wind chose out is undulant in certain extent, namely, the powder particle size that wind chooseed out is inhomogeneous, the powder can't reach superfine standard completely, lead to the product quality lower, and the degree of integration is lower, lead to multistage screening quality lower, also be difficult to handle the large granule after filtering once more simultaneously, the work efficiency is reduced, bring inconvenience for the use.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is a front cross-sectional view of the storage bin of the present invention;
FIG. 3 is a front cross-sectional view of the spacing tube of the present invention;
FIG. 4 is a left side view of the cross-bar of the present invention;
FIG. 5 is a left side view of the cylindrical cam of the present invention;
fig. 6 is a bottom view of the disk of the present invention.
In the figure: 1. a feed pipe; 2. a material guide pipe I; 3. a material guide pipe II; 4. a motor; 5. a first shaft; 6. a screw rod; 7. a storage bin; 8. a second shaft; 9. grinding the gear; 10. a first filter screen; 11. collecting the box body; 12. a second filter screen; 13. a feed inlet; 14. an auxiliary device; 15. a grinding drive device; 16. a side arm; 17. a third shaft; 18. a disc; 19. an arc toothed plate; 20. a first driven gear; 21. a cylindrical cam; 22. a slider; 23. a drive arm; 24. a cross bar; 25. a piston; 26. a connecting rod; 27. a rack; 28. a limiting ring; 29. a driven gear II; 30. a spiral guide groove; 31. a connecting rod; 32. a limiting pipe; 33. a material guiding column; 34. a material storage groove; 35. a baffle plate; 36. a damping spring; 37. a limiting rod.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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 fig. 1 to 6, the present invention provides a technical solution: the superfine classifying and screening machine comprises a feeding pipe 1, wherein raw materials from top to bottom are received through the feeding pipe 1, a through hole is formed in the left side of the feeding pipe 1, a material guide pipe I2 is fixedly connected through the through hole, the left end of the material guide pipe I2 is connected with a material guide pipe II 3 in a through mode, the top of the material guide pipe II 3 is fixedly connected with a motor 4, and the bottom of an output shaft on the motor 4 is fixedly connected with a shaft I5;
the top and the fixedly connected with hob 6 of two 3 of baffle pipes are run through to the bottom of axle one 5, in baffle pipe two 3, output shaft through on the motor 4 drives the rotation of hob 6, hob 6 is when the rotation of baffle pipe two 3, the tooth on hob 6 can be to the continuous grinding crushing of material in the baffle pipe two 3, hob 6 can also fall the continuous upward spin lifting of material simultaneously, make the material through upward spin lifting behind the top position of baffle pipe two 3, baffle pipe one 2 that the rethread slope was placed falls back again to inlet pipe 1 in, fall to the tooth on grinding gear 9 after that, grind once more, it is suitable to realize filtering the whereabouts through the mesh on filter screen one 10 and the filter screen two 12 until the granule size. Realizing classification screening and repeated grinding. The surface of the screw rod 6 close to the bottom is not provided with external teeth and is a polished rod section.
The bottom of the feeding pipe 1 is connected with a storage bin 7 in a run-through mode, the surface of the material guide pipe II 3 penetrates through the upper surface of the storage bin 7 and is fixedly connected with the storage bin 7, a through hole is formed in the rear side of the feeding pipe 1 and is connected with a shaft II 8 in a limiting and rotating mode through the through hole, a grinding gear 9 is fixedly sleeved on the surface, located in the feeding pipe 1, of the shaft II 8, and the shaft II 8 drives the grinding gear 9 to rotate in the feeding pipe 1, so that raw materials falling into the feeding pipe 1 can be subjected to initial crushing operation;
the through-hole has been seted up and through-hole fixedly connected with filter screen 10 to the surface that is close to the bottom on inlet pipe 1, storage 7 goes up to the last fixed surface that is just to filter screen 10 is connected with and collects box body 11, the material after the breakage can be in the same direction as the inner wall whereabouts of inlet pipe 1, in the in-process that falls down, when filter screen 10, tiny material granule then can be through the mesh on filter screen 10 and fall, accept the collection by collecting box body 11 at last, the completion is collected the filtration of finest granule.
Extend to two 12 of bottom fixedly connected with filter screens in the storage storehouse 7 on the inlet pipe 1, feed inlet 13 has been seted up on the right side of passage two 3, feed inlet 13 is passed and extend to in two 3 of passage to the bottom of filter screen two 12, the material after prefiltering falls to the bottom of inlet pipe 1 after that, secondary filter carries out on filter screen two 12, make the slightly bigger material of granule can pass through the mesh on two 12 of filter screens and fall in storage storehouse 7, and finally, through filtering, the large granule can enter into to in two 3 of passage through feed inlet 13.
The surface of storage storehouse 7 is equipped with auxiliary device 14, through auxiliary device 14's setting, can adjust the air current in the storage storehouse 7 repeatedly, avoids the mesh on filter screen two 12 and the filter screen 10 to be blockked up by the material, causes filtering operation to be difficult to continuously go on.
The auxiliary device 14 comprises a side arm 16, the top of the side arm 16 is fixedly connected with the left side of the storage bin 7, the side face of the side arm 16 is provided with a through hole and is connected with a third shaft 17 in a limiting and rotating mode through the through hole, the bottom of the screw rod 6 penetrates through the material guide pipe II 3 and the bottom of the storage bin 7 and is fixedly connected with a disc 18, the lower surface of the disc 18 is fixedly connected with an arc toothed plate 19, the surface of the third shaft 17 is fixedly connected with two driven gears 20, teeth on the driven gears 20 are meshed with teeth on the arc toothed plate 19, a cylindrical cam 21 is fixedly sleeved on the surface of the third shaft 17 close to the right end, a sliding block 22 is connected to the inner wall of an outer contour sliding groove in the cylindrical cam 21, a transmission arm 23 is fixedly connected to the upper surface of the sliding block 22, a cross rod 24 is fixedly connected to the top of the transmission arm 23, the left end of the cross rod 24 penetrates through the right end of the storage bin 7 and is fixedly connected with a piston 25, and the surface of the piston 25 is slidably connected with the inner wall of the storage bin 7.
When the device is used, the continuous rotation of the screw rod 6 can drive the disc 18 to synchronously rotate, the arc toothed plate 19 on the disc 18 synchronously rotates, when teeth on the arc toothed plate 19 are meshed with teeth on the driven gear I20, the driven gear I20 drives the shaft III 17 to rotate on the side arm 16, the driven gear I20 is sequentially meshed with the arc toothed plate 19 and driven to rotate, and the two driven gears I20 are symmetrically arranged with the vertical central line of the disc 18, so that the rotating directions of the two driven gears I20 are opposite, the shaft III 17 can further rotate on the side arm 16 in a reciprocating manner, and the cylindrical cam 21 is driven to rotate through the rotation of the shaft III 17;
because the cross rod 24 penetrates through the right end of the storage bin 7 and performs left-right limiting sliding on the storage bin 7, the movement tracks of the cross rod 24, the transmission arm 23 and the sliding block 22 are limited, after the cylindrical cam 21 rotates, the sliding block 22 and the outer contour sliding groove on the cylindrical cam 21 can slide relatively, and under the guidance of the outer contour sliding groove on the cylindrical cam 21, the sliding block 22 drives the transmission arm 23, the cross rod 24 and the piston 25 to perform left-right reciprocating sliding;
along with piston 25 reciprocating sliding about in storage bin 7, can accelerate the velocity of flow of the interior air current of storage bin 7, and then make quick air current pass through filter screen two 12 and filter screen one 10 after, can to filter screen one 10 and filter screen two 12 go up the operation of clearing up of jam in the mesh, avoid filter screen two 12 and filter screen one 10 go up because of appearing blockking up because of long-term the use.
When in use, along with the reciprocating rotation of the cylindrical cam 21 and the coaxial third 17, and the material guiding column 33 is limited by that the limiting pipe 32 can only slide up and down in the limiting pipe 32, so that the relative sliding can be generated between the bottom of the connecting rod 31 and the rotating spiral guiding groove 30, and under the guiding of the track on the spiral guiding groove 30, the connecting rod 31 can drive the material guiding column 33 to reciprocate and lift relative to the connecting rod 31 and the storage bin 7, when the material guiding column 33 moves up to the storage bin 7, the material particles falling due to filtering in the storage bin 7 can be accumulated at one position, and when the material guiding column 33 drives the material storing groove 34 to enter the storage bin 7, the accumulated material can enter the material storing groove 34, and when the rear material guiding column 33 drives the material storing groove 34 to move down and leak to the lower part of the storage bin 7, the material in the material storing groove 34 can be transferred out, and at the moment, a collecting bin is arranged below the storage bin 7, the centralized collection of the filtering materials in the storage bin 7 can be realized.
The bottom of the connecting rod 31 is an arc-shaped surface, and the connecting rod 31 is slidably connected with the inner wall of the spiral guide groove 30 through the arc-shaped surface.
Through the setting of connecting rod 31 bottom arcwall face for the frictional resistance between connecting rod 31 and the spiral guiding groove 30 can be littleer, and then makes the connecting rod 31 more smooth in the slip meeting of spiral guiding groove 30, and then makes the device use more smooth stable.
The cross bar 24 is a rectangular bar, and the right end of the storage bin 7 is provided with a rectangular hole matched with the rectangular bar.
When in use, the cross rod 24 is a rectangular rod, so that the cross rod 24 is more stable when moving left and right on the storage bin 7.
The right side of the limiting tube 32 is fixedly connected with a limiting rod 37, and the surface of the limiting rod 37 penetrates through the side surface of the transmission arm 23 and is connected with the transmission arm 23 in a sliding manner.
By providing the stopper rod 37, the movement locus of the boom 23 when reciprocating left and right can be further restricted, and the movement locus of the crossbar 24 can be further restricted.
The right side of the feed pipe 1 is provided with a grinding drive 15. Through the setting of grinding drive arrangement 15, can make two 8 areas of axle grind gear 9 and carry out reciprocating motion in inlet pipe 1, and then avoid grinding gear 9 and appear the condition of blocking when grinding the material, stability when guaranteeing the use.
The grinding driving device 15 comprises a connecting rod 26, the bottom of the connecting rod 26 is rotatably connected with the upper surface of the cross rod 24 through a pin shaft, the top of the connecting rod 26 is rotatably connected with a rack 27 through a pin shaft, the right side of the feeding pipe 1 is fixedly connected with a limiting ring 28, the rack 27 slides in the inner wall of the limiting ring 28 in an upper limiting mode and a lower limiting mode, the rear end of the second shaft 8 is coaxially and fixedly connected with a second driven gear 29, and teeth on the right side of the second driven gear 29 are meshed with teeth on the rack 27.
When in use, the rack 27 can smoothly reciprocate and lift in the limit ring 28 along with the left and right movement of the cross rod 24 and the rotation matching of the connecting rod 26; and the driven gear II 29 meshed with the teeth on the rack 27 can rotate on the feeding pipe 1 in a reciprocating manner under the support of the shaft II 8, the grinding gear 9 synchronously rotates in the feeding pipe 1 in a reciprocating manner through the transmission of the shaft II 8, and the grinding operation of the materials in the feeding pipe 1 is realized through the reciprocating rotation of the grinding gear 9 on the feeding pipe 1.
The top of the rack 27 is fixedly connected with a baffle 35, the surface of the rack 27 close to the top is sleeved with a damping spring 36, the top of the damping spring 36 is fixedly connected with the lower surface of the baffle 35, and the bottom of the damping spring 36 is fixedly connected with the upper surface of the limiting ring 28.
During the use, through the setting of baffle 35 on the gag lever post 37, can restrict the distance that moves down of rack 27 on spacing ring 28, and damping spring 36's setting can filter and absorb the vibration that produces on the rack 27 in the use, stability when further guaranteeing the whole use of device.
The working principle is as follows: when the superfine classification screening machine is used, raw materials from top to bottom are received through the feeding pipe 1, the grinding gear 9 is driven to rotate by the shaft II 8 in the feeding pipe 1, so that the raw materials falling into the feeding pipe 1 can be subjected to initial crushing operation, the crushed materials can fall along the inner wall of the feeding pipe 1, fine material particles can fall through meshes on the filter screen I10 when passing through the filter screen I10 in the falling process, and finally, the collection box body 11 receives and collects the finest particles to complete filtration and collection of the finest particles; then the primarily filtered materials fall to the bottom of the feeding pipe 1, secondary filtration is carried out on the second filter screen 12, the materials with slightly larger particles can fall into the storage bin 7 through meshes on the second filter screen 12, and finally, large particles can enter the second material guide pipe 3 through the feeding hole 13 after filtration; in the second guide pipe 3, the output shaft on the motor 4 drives the rotation of the screw rod 6, when the screw rod 6 rotates in the second guide pipe 3, the teeth on the screw rod 6 can continuously grind and crush the materials in the second guide pipe 3, and simultaneously the screw rod 6 can also reduce the continuous upward rotation lifting of the materials, so that the materials are lifted to the top of the second guide pipe 3 by the upward rotation and then fall back to the inlet pipe 1 again through the first guide pipe 2 placed in an inclined manner, then fall to the teeth on the grinding gear 9, and are ground again until the sizes of the particles are proper, and the filtering and falling are realized through the first filter screen 10 and the meshes on the second filter screen 12. Realizing grading screening and repeated grinding; through the arrangement of the auxiliary device 14, the airflow in the storage bin 7 can be repeatedly adjusted, and the problem that the filtering operation is difficult to continue due to the fact that meshes on the second filter screen 12 and the first filter screen 10 are blocked by materials is avoided; through the arrangement of the grinding driving device 15, the second shaft 8 can drive the grinding gear 9 to rotate in the feeding pipe 1 in a reciprocating manner, so that the situation that the grinding gear 9 is clamped when grinding materials is avoided, and the stability in use is ensured; through the cooperation use between the above-mentioned structure, the in-service use in-process has been solved, because classification equipment adopts winnowing equipment to sieve the classification mostly, because the powder diameter that winnowing equipment wind chose out is undulant in certain extent, namely, the powder particle size that wind chooseed out is inhomogeneous, the powder can't reach superfine standard completely, lead to the product quality lower, and the degree of integration is lower, lead to multistage screening quality lower, also be difficult to handle the large granule after filtering once more simultaneously, the work efficiency is reduced, the problem of inconvenience is brought for the use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Superfine classification sieve separator, its characterized in that: the feeding device comprises a feeding pipe (1), wherein a through hole is formed in the left side of the feeding pipe (1), a first material guide pipe (2) is fixedly connected with the through hole, the left end of the first material guide pipe (2) is connected with a second material guide pipe (3) in a through mode, the top of the second material guide pipe (3) is fixedly connected with a motor (4), and the bottom of an output shaft on the motor (4) is fixedly connected with a first shaft (5);
the bottom of the first shaft (5) penetrates through the top of the second guide pipe (3) and is fixedly connected with a spiral rod (6), the bottom of the inlet pipe (1) is connected with a storage bin (7) in a penetrating manner, the surface of the second guide pipe (3) penetrates through the upper surface of the storage bin (7) and is fixedly connected with the storage bin (7), a through hole is formed in the rear side of the inlet pipe (1) and is connected with a second shaft (8) in a limiting and rotating manner through the through hole, a grinding gear (9) is sleeved on the second shaft (8) and is positioned in the inlet pipe (1), a through hole is formed in the surface, close to the bottom, of the inlet pipe (1) and is fixedly connected with a first filter screen (10) through the through hole, a collection box body (11) is fixedly connected to the upper surface of the first filter screen (10) on the storage bin (7), and a second filter screen (12) is fixedly connected to the bottom of the inlet pipe (1) and extends into the storage bin (7), a feeding hole (13) is formed in the right side of the second material guide pipe (3), the bottom of the second filter screen (12) penetrates through the feeding hole (13) and extends into the second material guide pipe (3), an auxiliary device (14) is arranged on the surface of the storage bin (7), and a grinding driving device (15) is arranged on the right side of the feeding pipe (1).
2. The ultrafine classification screening machine according to claim 1, characterized in that: the auxiliary device (14) comprises side arms (16), the top of each side arm (16) is fixedly connected with the left side of the storage bin (7), the side face of each side arm (16) is provided with a through hole and is connected with a third shaft (17) in a limiting and rotating mode through the through hole, the bottom of the screw rod (6) penetrates through the bottoms of the material guide pipe II (3) and the storage bin (7) and is fixedly connected with a disc (18), the lower surface of the disc (18) is fixedly connected with an arc-shaped toothed plate (19), the surface of the third shaft (17) is fixedly connected with two first driven gears (20), teeth on the first driven gears (20) are meshed with teeth on the arc-shaped toothed plate (19), a cylindrical cam (21) is sleeved on the surface of the third shaft (17) close to the right end, a sliding block (22) is slidably connected to the inner wall of the outer contour sliding groove on the cylindrical cam (21), and a transmission arm (23) is fixedly connected to the upper surface of the sliding block (22), the top fixedly connected with horizontal pole (24) of transmission arm (23), the left end of horizontal pole (24) runs through the right-hand member and the fixedly connected with piston (25) of storage storehouse (7), the surface of piston (25) and the inner wall sliding connection of storage storehouse (7).
3. The ultrafine classification screening machine according to claim 1, characterized in that: grind drive arrangement (15) and include connecting rod (26), the bottom of connecting rod (26) is connected through the round pin axle rotation with the upper surface of horizontal pole (24), the top of connecting rod (26) is connected with rack (27) through the round pin axle rotation, the right side fixedly connected with spacing ring (28) of inlet pipe (1), rack (27) is spacing slip from top to bottom in the inner wall of spacing ring (28), the rear end coaxial coupling of axle two (8) has driven gear two (29), the tooth on driven gear two (29) right side and the tooth meshing on rack (27).
4. The ultrafine classification screening machine according to claim 2, characterized in that: spiral guide groove (30) have been seted up in the left side of cylinder cam (21), the inner wall sliding connection of spiral guide groove (30) has connecting rod (31), the through-hole has been seted up to the lower surface of storage storehouse (7) and spacing pipe (32) through-hole fixedly connected with, spacing sliding connection has guide post (33) about the inner wall of spacing pipe (32), storage recess (34) have been seted up in the left side of guide post (33), the bottom of guide post (33) and the top fixed connection of connecting rod (31).
5. The ultrafine classification screening machine according to claim 4, characterized in that: the bottom of the connecting rod (31) is an arc-shaped surface, and the connecting rod (31) is connected with the inner wall of the spiral guide groove (30) in a sliding mode through the arc-shaped surface on the connecting rod.
6. The ultrafine classification screening machine according to claim 3, characterized in that: the top fixedly connected with baffle (35) of rack (27), the surface cover that is close to the top on rack (27) has damping spring (36), damping spring (36)'s top and the lower fixed surface of baffle (35) are connected, damping spring (36)'s bottom and the last fixed surface of spacing ring (28) are connected.
7. The ultrafine classification screening machine according to claim 3, characterized in that: the cross rod (24) is a rectangular rod, and a rectangular hole matched with the cross rod is formed in the right end of the storage bin (7).
8. The ultrafine classification screening machine according to claim 4, characterized in that: the right side fixedly connected with gag lever post (37) of spacing pipe (32), the surface of gag lever post (37) runs through the side of drive arm (23) and with drive arm (23) sliding connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110879639.1A CN113368957A (en) | 2021-08-02 | 2021-08-02 | Superfine grading screening machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110879639.1A CN113368957A (en) | 2021-08-02 | 2021-08-02 | Superfine grading screening machine |
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| CN113368957A true CN113368957A (en) | 2021-09-10 |
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| CN202110879639.1A Withdrawn CN113368957A (en) | 2021-08-02 | 2021-08-02 | Superfine grading screening machine |
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