CN115958047A - Device and method for recycling boron carbide ceramic - Google Patents
Device and method for recycling boron carbide ceramic Download PDFInfo
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- CN115958047A CN115958047A CN202211721716.1A CN202211721716A CN115958047A CN 115958047 A CN115958047 A CN 115958047A CN 202211721716 A CN202211721716 A CN 202211721716A CN 115958047 A CN115958047 A CN 115958047A
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- 229910052580 B4C Inorganic materials 0.000 title claims abstract description 56
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000000919 ceramic Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000004064 recycling Methods 0.000 title claims abstract description 21
- 238000000227 grinding Methods 0.000 claims abstract description 363
- 239000012535 impurity Substances 0.000 claims abstract description 80
- 238000003756 stirring Methods 0.000 claims abstract description 65
- 239000002699 waste material Substances 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 37
- 235000019580 granularity Nutrition 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 34
- 238000009434 installation Methods 0.000 claims description 22
- 239000002253 acid Substances 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 17
- 239000000243 solution Substances 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 239000012670 alkaline solution Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 20
- 238000011084 recovery Methods 0.000 abstract description 19
- 239000000463 material Substances 0.000 abstract description 11
- 230000007547 defect Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000012216 screening Methods 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 238000007885 magnetic separation Methods 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 238000005554 pickling Methods 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000010298 pulverizing process Methods 0.000 description 4
- 229910052594 sapphire Inorganic materials 0.000 description 4
- 239000010980 sapphire Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012840 feeding operation Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011112 process operation Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
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Abstract
The invention relates to a device and a method for recycling boron carbide ceramics, wherein a reinforced limit support bearing is arranged at the bottom center position of a grinding and stirring barrel, a bottom rotating shaft is movably arranged in the reinforced limit support bearing, the outer side of the bottom rotating shaft is fixedly connected with the output end of a speed reduction motor, the top of the bottom rotating shaft is connected with a top rotating shaft arranged in a mixed cleaning and impurity removing barrel through a bidirectional bearing, the center position of a top plate is fixedly sleeved above the top rotating shaft, a top driven rotating gear fixedly connected with the top rotating shaft is arranged above the top plate, the top driven rotating gear is meshed with a driving rotating gear, the driving rotating gear is connected with the output end of a top rotating motor, a rotary impurity removing device is sleeved on the top rotating shaft, and a rotary crushing device is arranged on the bottom rotating shaft; the step of screening and separating classification and recovery is not required to be implemented, the uniform and fine granularity of the degree of crushing is more favorable for the operation of recovery operation, and the materials of all the granularities can be recovered, so that the resources are saved, the recovery rate of the resources is improved, the recovery range is wide, the filling degree is high, and the defect that the original large-particle waste cannot be recovered is avoided.
Description
Technical Field
The invention relates to the field of machinery, in particular to a device and a method for recycling boron carbide ceramic.
Background
The grinding waste is a dangerous waste generated in the sapphire processing process, an effective recycling method is not available at home at present, the waste cannot be properly treated and can only be discarded, and thus a large amount of boron carbide is lost. And the traditional preparation method of boron carbide is complex, complex in operation and huge in energy consumption. According to statistics, each 1 ton of boron carbide raw material is produced, 50000 ℃ of electricity is consumed. Therefore, the search for new boron carbide sources and the development of new preparation methods are problems which need to be solved urgently. In the prior art, chen Xiaoguang and the like invent a method for recovering boron carbide, grinding waste slurry is subjected to ultrasonic cleaning to obtain a boron carbide suspension, and the boron carbide suspension is subjected to acid cleaning or magnetic tank iron removal, then alkali cleaning and centrifugal separation to obtain solid particles. And drying and grading the solid particles to obtain the recyclable boron carbide. The method can ensure that the recovery rate of boron carbide in the waste reaches more than 80 percent, and has low recovery cost and small secondary pollution. If the boron carbide in the grinding waste can be recovered, the loss of the boron carbide is greatly reduced, and the recovered boron carbide is applied to the preparation of sapphire grinding materials or the sintering of the boron carbide, so that the production energy consumption can be reduced, and the pollution of the waste is reduced. Therefore, the recovery and purification of boron carbide in the grinding waste material will become a new research direction and have great research value.
The traditional sapphire waste recovery process has some problems to be solved, and the problems are concentrated in that: firstly, in the traditional sapphire grinding waste, solid shells have different sizes and different particle sizes, the particle materials with different particle sizes are mixed together, when boron carbide needs to be recovered, firstly, crushing and screening operation needs to be carried out so as to ensure that the boron carbide particle waste can be fully collected, and in the traditional method, impurity removal operation is carried out after the boron carbide particle waste passes through a 200-mesh screen, so that certain resource waste is caused, a large part of boron carbide waste cannot be recovered, and the primary stage of the recovery operation is filtered, so that the resource waste is caused; secondly, the traditional boron carbide recovery magnetic separation operation is also completed after sieving, then the pickling operation is performed, the iron removal operation and the pickling operation are operated in different containers, the process is complex, the whole operation process is complex, and in the pickling process, the traditional method cannot ensure the pickling thoroughness and often cannot remove excessive impurities. Thirdly, the traditional preparation method needs to perform mixing and grinding operation of an alkaline medium, then sintering, dissolving in water, performing solid-liquid separation and drying to obtain a product, the operation process needs the cooperation of various devices, the step of integrally completing recovery is complex, the number of devices required to be supported is large, and the integral process needs to be integrated.
In conclusion, the device and the method for recovering the boron carbide ceramics have the advantages of simple structure, convenience in operation, high running stability factor, improvement of continuous production efficiency, high working and running efficiency, few impurities, convenience in purification and control, few equipment use, various equipment functions, reduction of process operation, improvement of recovery efficiency, high raw material recovery rate, improvement of final recovered product quality, simplicity and easiness in operation, and wide market prospect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the device and the method for recovering the boron carbide ceramic, which have the advantages of simple structure, convenient operation, high running stability factor, improvement of coherent production efficiency, high working and running efficiency, less impurities, convenient purification and control, less equipment use, multiple equipment functions, reduction of process operation, improvement of recovery efficiency, high raw material recovery rate, improvement of final recovered product quality, simple method and easy operation, and are used for overcoming the defects in the prior art.
The technical scheme of the invention is realized as follows: the utility model provides a retrieve boron carbide pottery's device, including installing the grinding agitator in the landing leg top, install the mixed washing edulcoration bucket at grinding agitator top, the grinding agitator be half spherical structure groove-shaped structure, bottom central point at the grinding agitator puts and installs and strengthen spacing support bearing, movable mounting has the bottom rotation axis in strengthening spacing support bearing, the bottom outside of bottom rotation axis and gear motor's output fixed connection, the top of bottom rotation axis is connected with the top rotation axis of installing in mixing washing edulcoration bucket through two-way bearing, the fixed suit in the central point of top rotation axis puts at the roof, install the driven rotating gear in top with the fixed connection of top rotation axis above the roof, the driven rotating gear in top meshes with initiative rotating gear mutually, initiative rotating gear is connected with the output of top rotating motor, the cover is equipped with rotatory edulcoration device on the top rotation axis, be provided with rotatory reducing mechanism on the rotation axis of bottom.
Rotatory reducing mechanism include from bottom to top fixed mounting at the rotatory epaxial first rotatory grinding sheet of rotation in bottom, the rotatory grinding sheet of smashing of second, the rotatory grinding sheet of smashing of third and the rotatory grinding sheet of smashing of fourth, be provided with at the inner wall of grinding the agitator with first rotatory grinding sheet of smashing, the rotatory grinding sheet of smashing of second, the rotatory grinding sheet of smashing of third and the rotatory grinding sheet matched with of fourth strengthens the grinding layer, rotatory edulcoration device including installing the top roating seat in the top rotation axis outside of roof below, the below symmetry fixed mounting of top roating seat has two electric putter, electric putter's bottom output and the top surface fixed connection of swivel mount, the inboard and the suit of swivel mount bearing at the top rotation axis outer wall fixed connection, the outside fixed mounting of swivel mount has the edulcoration swivel ring chamber, the inner wall fixed mounting in edulcoration swivel ring chamber has strong magnet layer.
The mixed edulcoration bucket that washs be cylindrical structure tubular structure, the bottom of mixed edulcoration bucket that washs is provided with strengthens the connection pad, top at grinding the agitator is provided with and strengthens the corresponding edge that turns up of connection pad, it turns up through this edge and strengthens connection pad interconnect to mix between washing edulcoration bucket and the grinding agitator, it is annular sheet structure to strengthen the connection pad, the bottom fixed mounting that mixes and washs the edulcoration bucket is in strengthening connection pad top surface middle part position, the internal diameter that mixes and washs the edulcoration bucket is not less than the internal diameter of strengthening the connection pad, the internal diameter that strengthens the connection pad is not more than the internal diameter that grinds the agitator top surface, upper position is provided with sealed maintenance switching door in the outside of mixed washing edulcoration bucket, the middle part position intercommunication of mixed washing edulcoration bucket has the feed liquor pipe that has first solenoid valve, the middle part of mixed washing edulcoration bucket is provided with the conveying pipe that has the electromagnetism switching valve by the next position, the outside of top rotating electrical machines is provided with motor support.
The bottom symmetry of grinding agitator be provided with discharging pipe and filter drain pipe, the top of discharging pipe and filter drain pipe all is linked together with grinding agitator inner chamber, be provided with the second solenoid valve in the discharging pipe with the intercommunication position of grinding the agitator, be provided with the filter screen layer in filter drain pipe with the intercommunication position of grinding the agitator, install the third solenoid valve on the filter drain pipe of filter screen layer below, the top import symmetry of discharging pipe and filter drain pipe sets up the grinding agitator bottom position in strengthening spacing support bearing both sides.
The rotating directions of the bottom rotating shaft and the top rotating shaft are opposite, the lengths of the bottom rotating shaft and the top rotating shaft are equal, the diameters of the bottom rotating shaft and the top rotating shaft are equal, the rotating speeds of the bottom rotating shaft and the top rotating shaft are equal, and the torques of the bottom rotating shaft and the top rotating shaft are equal.
The first rotary crushing and grinding sheet, the second rotary crushing and grinding sheet, the third rotary crushing and grinding sheet and the fourth rotary crushing and grinding sheet are fixedly connected with the outer wall of the bottom rotating shaft through transverse support shafts, the number of the first rotary crushing and grinding sheet is four, the four first rotary crushing and grinding sheets are uniformly distributed in the circumferential direction of the bottom rotating shaft, the number of the second rotary crushing and grinding sheet is four, the four second rotary crushing and grinding sheets are uniformly distributed in the circumferential direction of the bottom rotating shaft, the number of the third rotary crushing and grinding sheet is four, the four third rotary crushing and grinding sheets are uniformly distributed in the circumferential direction of the bottom rotating shaft, the number of the fourth rotary crushing and grinding sheets is four, the four fourth rotary crushing and grinding sheets are uniformly distributed in the circumferential direction of the bottom rotating shaft, and the first rotary crushing and grinding sheet, the second rotary crushing and grinding sheet, the third rotary crushing and grinding sheet and the fourth rotary crushing and grinding sheet are of a sheet spherical structure matched with a fan-shaped inner wall of the grinding and stirring barrel, the length of the top of the first rotary crushing grinding sheet is not less than the length of the bottom of the first rotary crushing grinding sheet, the length of the top of the second rotary crushing grinding sheet is not less than the length of the bottom of the second rotary crushing grinding sheet, the length of the top of the third rotary crushing grinding sheet is not less than the length of the bottom of the third rotary crushing grinding sheet, the length of the top of the fourth rotary crushing grinding sheet is not less than the length of the bottom of the fourth rotary crushing grinding sheet, the installation positions of the four first rotary crushing grinding sheets correspond to the installation positions of the four third rotary crushing grinding sheets, the installation positions of the four second rotary crushing grinding sheets correspond to the installation positions of the four fourth rotary crushing grinding sheets, and the installation positions of the four first rotary crushing grinding sheets are staggered with the installation positions of the four second rotary crushing grinding sheets, the installation positions of the four third rotary crushing and grinding sheets and the installation positions of the four fourth rotary crushing and grinding sheets are staggered with each other.
The thickness of the first rotary crushing and grinding sheet, the thickness of the second rotary crushing and grinding sheet, the thickness of the third rotary crushing and grinding sheet and the thickness of the fourth rotary crushing and grinding sheet are equal, the length of the top surface of the first rotary crushing and grinding sheet is not more than that of the top surface of the second rotary crushing and grinding sheet, the length of the top surface of the second rotary crushing and grinding sheet is not more than that of the top surface of the third rotary crushing and grinding sheet, the longitudinal span of the first rotary crushing and grinding sheet is not less than that of the second rotary crushing and grinding sheet, the longitudinal span of the second rotary crushing and grinding sheet is not less than that of the third rotary crushing and grinding sheet, the longitudinal span of the third rotary crushing and grinding sheet is not less than that of the fourth rotary crushing and grinding sheet, the top surface of the fourth rotary crushing and grinding sheet is below the top surface of the grinding and stirring barrel, the distance between the outer wall of the fourth rotary crushing and grinding sheet and the inner wall of the grinding stirring barrel is not less than that of the inner wall of the second rotary crushing and stirring barrel, the distance between the outer wall of the third rotary crushing and the inner wall of the stirring sheet and the inner wall of the stirring barrel are not less than that of the inner wall of the second rotary crushing and stirring barrel
The top roating seat in install the connector that can rotatory power supply, two electric putter pass through wire and this connector electric connection, electric putter's stroke length is not less than the half of mixed washing edulcoration bucket height, the swivel mount is four, all be provided with the hole that leaks on four swivel mounts, the equal fixed mounting in outer end of four swivel mounts has edulcoration rotating ring chamber, four edulcoration rotating ring chambers are equal equidistribution on the circumferencial direction of swivel mount bearing, the edulcoration rotating ring chamber is cylindrical hollow structure, strong magnet layer fixed mounting is at the inner wall in edulcoration rotating ring chamber, strong magnet layer is spiral cylindricality structure, and the front end internal diameter on strong magnet layer is not less than the rear end internal diameter, the mutual first position linking of installation direction on four strong magnet layers corresponds.
A method for recycling boron carbide ceramics by using the device for recycling boron carbide ceramics comprises the following steps:
1) Firstly, adding boron carbide ceramic wastes with different granularities into a grinding and stirring barrel, starting a speed reducing motor to grind and crush the wastes with different granularities, wherein the speed reducing motor drives a bottom rotating shaft to rotate in a reinforced limit supporting bearing, the bottom rotating shaft drives a first rotary grinding sheet, a second rotary grinding sheet, a third rotary grinding sheet and a fourth rotary grinding sheet to rotate, and a reinforced grinding layer and the outer walls of the first rotary grinding sheet, the second rotary grinding sheet, the third rotary grinding sheet and the fourth rotary grinding sheet to rub and grind the boron carbide ceramic wastes with different granularities while rotating;
2) When the grinding operation is operated, injecting water into the grinding stirring barrel and the mixed cleaning impurity removal barrel, and simultaneously starting an electric push rod, wherein the electric push rod drives a rotating frame to move downwards, the rotating frame drives a rotating frame bearing to move up and down on a top rotating shaft during operation, and when the operation is moved downwards, an impurity removal rotating ring cavity falls below a liquid level;
3) The rotating direction of the top rotating shaft is opposite to that of the bottom rotating shaft, the crushed boron carbide ceramic waste materials with different particle sizes form a powder structure with the same particle size while the impurity removal rotating ring cavity rotates, the boron carbide ceramic waste materials with the same particle size are uniformly mixed in liquid under the centrifugal action through the first rotating crushing and grinding sheet, the second rotating crushing and grinding sheet, the third rotating crushing and grinding sheet and the fourth rotating crushing and grinding sheet, regular collection operation in different directions is carried out through the upper impurity removal rotating ring cavity, and magnetic impurities are captured and adsorbed by the strong magnet layer when passing through the strong magnet layer on the inner wall of the impurity removal rotating ring cavity, so that the filtration of the magnetic impurities in the whole powder waste materials is realized;
4) After the filtration operation of magnetic impurities is carried out, liquid is emptied, then acid solution is injected into a grinding and stirring barrel, a rotating shaft at the bottom is opened, the acid solution is stirred by a first rotary crushing and grinding sheet, a second rotary crushing and grinding sheet, a third rotary crushing and grinding sheet and a fourth rotary crushing and grinding sheet, and the powder after magnetic impurity removal is carried out while stirring;
5) Emptying the liquid after removing impurities from the acid solution, then injecting an alkaline solution into a grinding and stirring barrel, starting a rotating shaft at the bottom, stirring the acid solution through a first rotary crushing and grinding sheet, a second rotary crushing and grinding sheet, a third rotary crushing and grinding sheet and a fourth rotary crushing and grinding sheet, and performing further impurity removal operation on the powder after removing impurities from the acid solution while stirring;
6) After impurities are removed by alkaline solution, the liquid is prevented and controlled, and finally recovered powder is obtained.
The invention has the following positive effects: firstly, the invention can process grinding waste materials with different granularities, and the grinded waste materials with different granularities are subjected to grinding material crushing operation in the product, so that waste material particles with the same granularity and thorough crushing can be obtained, the steps of screening, separating, classifying and recycling are not required, the uniform and fine granularity of the crushing degree is more beneficial to the operation of recycling operation, and materials with all granularities can be recycled, so that the resource is saved, the recycling rate of the resource is improved, the recycling range is wide, the degree of fullness is high, and the defect that the original large-particle waste materials cannot be recycled is avoided; secondly, the synchronous operation of the crushing and the magnetic separation operation is realized, the magnetic separation operation is carried out while crushing, different particles are mixed and crushed to obtain particles with smaller particle size, the operation of removing iron impurities is carried out through strong magnets, the work efficiency and the operation efficiency are greatly improved, the operation can be finished without carrying out operation in various different containers, the equipment is saved, the process is shortened, the difficulty of the recovery process is reduced, the recovery efficiency is improved, and meanwhile, the pickling operation and the magnetic separation operation are carried out by the same equipment, so that the recovery period is greatly shortened; thirdly, the invention does not need to separately implement the mixed grinding operation of alkaline substances, the materials with different granularities are crushed and ground in advance to reach the same standard, the magnetic separation, the acid washing and the alkaline washing are implemented in the same container, the cleaning operation is implemented after one step is carried out each time, the redundant liquid is filtered out, the operation of various working procedures is implemented by using the same equipment, the turnover is reduced, and the recovery efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
FIG. 3 is a second schematic diagram of the internal structure of the present invention.
Fig. 4 is one of the structural diagrams of the use state of the present invention.
Fig. 5 is a second structural diagram illustrating the usage status of the present invention.
FIG. 6 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention.
FIG. 7 is a schematic diagram of the internal structure of FIG. 6 according to the present invention.
FIG. 8 is a schematic cross-sectional view of the structure of the section B-B of FIG. 2 according to the present invention.
FIG. 9 is a schematic view of a reinforced polishing layer according to the present invention.
Detailed Description
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, a device for recycling boron carbide ceramic includes a grinding and stirring barrel 2 installed above a support leg 1, and a mixed cleaning and impurity removing barrel 6 installed at the top of the grinding and stirring barrel 2, wherein the grinding and stirring barrel 2 is of a hemispherical groove structure, a reinforced limit support bearing 37 is installed at the bottom center position of the grinding and stirring barrel 2, a bottom rotating shaft 24 is movably installed in the reinforced limit support bearing 37, the bottom outer side of the bottom rotating shaft 24 is fixedly connected with the output end of a speed reducing motor 5, the top of the bottom rotating shaft 24 is connected with a top rotating shaft 17 installed in the mixed cleaning and impurity removing barrel 6 through a bidirectional bearing 22, the top of the top rotating shaft 17 is fixedly sleeved at the center position of a top plate 10, a top driven rotating gear 11 fixedly connected with the top rotating shaft 17 is installed above the top plate 10, the top driven rotating gear 11 is meshed with a driving rotating gear 12, the driving rotating gear 12 is connected with the output end of a top rotating motor 14, a rotary impurity removing device is sleeved on the top rotating shaft 17, and a rotary crushing device is arranged on the bottom rotating shaft 24. Rotatory reducing mechanism include from bottom to top fixed mounting first rotatory grinding sheet 29 on bottom rotation axis 24, the rotatory grinding sheet 28 that smashes of second, the rotatory grinding sheet 27 and the rotatory grinding sheet 26 that smashes of third, be provided with at the inner wall of grinding agitator 2 with first rotatory grinding sheet 29 that smashes, the rotatory grinding sheet 28 that smashes of second, the rotatory grinding sheet 27 and the rotatory grinding sheet 26 matched with of fourth strengthens grinding layer 30, rotatory edulcoration device including installing the top roating seat 15 in the top rotation axis 17 outside of roof 10 below, the below symmetry fixed mounting of top roating seat 15 has two electric putter 16, the bottom output of electric putter 16 and the top surface fixed connection of swivel mount 19, the inboard of swivel mount 19 and the outer wall fixed connection of swivel mount bearing 18 of suit on top rotation axis 17, the outside fixed mounting of swivel mount 19 has edulcoration swivel ring chamber 20, the inner wall fixed mounting of edulcoration swivel ring chamber 20 has strong magnet layer 21.
The mixed cleaning and impurity removing barrel 6 is of a cylindrical structure tubular structure, a reinforcing connecting disc 23 is arranged at the bottom of the mixed cleaning and impurity removing barrel 6, an outward-turning edge corresponding to the reinforcing connecting disc 23 is arranged at the top of the grinding stirring barrel 2, the mixed cleaning and impurity removing barrel 6 is connected with the grinding stirring barrel 2 through the outward-turning edge and the reinforcing connecting disc 23, the reinforcing connecting disc 23 is of an annular sheet structure, the bottom of the mixed cleaning and impurity removing barrel 6 is fixedly arranged at the middle position of the top surface of the reinforcing connecting disc 23, the inner diameter of the mixed cleaning and impurity removing barrel 6 is not smaller than the inner diameter of the reinforcing connecting disc 23, the inner diameter of the reinforcing connecting disc 23 is not larger than the inner diameter of the top surface of the grinding stirring barrel 2, a sealing maintenance opening and closing door 9 is arranged at the middle upper position of the outer side of the mixed cleaning and impurity removing barrel 6, a liquid inlet pipe 7 with a first electromagnetic valve 34 is communicated with the middle position of the mixed cleaning and impurity removing barrel 6, a feeding pipe 8 with an electromagnetic opening and closing valve 35 is arranged at the middle lower position of the mixed cleaning and impurity removing barrel 6, and closing pipe, and a motor support 13 is arranged at the outer side of a top rotating motor 14. Grind the bottom symmetry of agitator 2 be provided with discharging pipe 3 and filter drain pipe 4, the top of discharging pipe 3 and filter drain pipe 4 all is linked together with 2 inner chambers of grinding agitator, be provided with second solenoid valve 33 at discharging pipe 3 and the intercommunication position of grinding agitator 2, be provided with filter screen layer 31 at filter drain pipe 4 and the intercommunication position of grinding agitator 2, install third solenoid valve 32 on filter drain pipe 4 of filter screen layer 31 below, discharging pipe 3 and filter drain pipe 4's top import symmetry sets up the 2 bottom positions of grinding agitator of strengthening spacing support bearing 37 both sides. The rotating directions of the bottom rotating shaft 24 and the top rotating shaft 17 are opposite, the lengths of the bottom rotating shaft 24 and the top rotating shaft 17 are equal, the diameters of the bottom rotating shaft 24 and the top rotating shaft 17 are equal, the rotating speeds of the bottom rotating shaft 24 and the top rotating shaft 17 are equal, and the torques of the bottom rotating shaft 24 and the top rotating shaft 17 are equal.
The first rotary crushing and grinding sheet 29, the second rotary crushing and grinding sheet 28, the third rotary crushing and grinding sheet 27 and the fourth rotary crushing and grinding sheet 26 are all fixedly connected with the outer wall of the bottom rotating shaft 24 through the transverse supporting shaft 25, the number of the first rotary crushing and grinding sheets 29 is four, the four first rotary crushing and grinding sheets 29 are evenly distributed in the circumferential direction of the bottom rotating shaft 24, the number of the second rotary crushing and grinding sheets 28 is four, the four second rotary crushing and grinding sheets 28 are evenly distributed in the circumferential direction of the bottom rotating shaft 24, the number of the third rotary crushing and grinding sheets 27 is four, the four third rotary crushing and grinding sheets 27 are evenly distributed in the circumferential direction of the bottom rotating shaft 24, the number of the fourth rotary crushing and grinding sheets 26 is four, and the four fourth rotary crushing and grinding sheets 26 are evenly distributed in the circumferential direction of the bottom rotating shaft 24, the first rotary crushing and grinding sheet 29, the second rotary crushing and grinding sheet 28, the third rotary crushing and grinding sheet 27 and the fourth rotary crushing and grinding sheet 26 are all fan-shaped sheet-shaped spherical structures which are inosculated with the inner wall of the grinding and stirring barrel 2, the length of the top part of the first rotary crushing and grinding sheet 29 is not less than the length of the bottom part of the first rotary crushing and grinding sheet 29, the length of the top part of the second rotary crushing and grinding sheet 28 is not less than the length of the bottom part of the second rotary crushing and grinding sheet 28, the length of the top part of the third rotary crushing and grinding sheet 27 is not less than the length of the bottom part of the third rotary crushing and grinding sheet 27, the length of the top part of the fourth rotary crushing and grinding sheet 26 is not less than the length of the bottom part of the fourth rotary crushing and grinding sheet 26, the installation positions of the four first rotary crushing and grinding sheets 29 correspond to the installation positions of the four third rotary crushing and grinding sheets 27, the installation positions of the four second rotary crushing and grinding sheets 28 correspond to the installation positions of the four fourth rotary crushing and grinding sheets 26, the mounting positions of the four first rotary pulverizing and grinding plates 29 and the mounting positions of the four second rotary pulverizing and grinding plates 28 are staggered with each other, and the mounting positions of the four third rotary pulverizing and grinding plates 27 and the mounting positions of the four fourth rotary pulverizing and grinding plates 26 are staggered with each other.
The thicknesses of the first rotary crushing and grinding sheet 29, the second rotary crushing and grinding sheet 28, the third rotary crushing and grinding sheet 27 and the fourth rotary crushing and grinding sheet 26 are all equal, the length of the top surface of the first rotary crushing and grinding sheet 29 is not more than that of the top surface of the second rotary crushing and grinding sheet 28, the length of the top surface of the second rotary crushing and grinding sheet 28 is not more than that of the top surface of the third rotary crushing and grinding sheet 27, the length of the top surface of the third rotary crushing and grinding sheet 27 is not more than that of the top surface of the fourth rotary crushing and grinding sheet 26, the longitudinal span of the first rotary crushing and grinding sheet 29 is not less than that of the second rotary crushing and grinding sheet 28, the longitudinal span of the second rotary crushing and grinding sheet 28 is not less than that of the third rotary crushing and grinding sheet 27, the longitudinal span of the third rotary crushing and grinding sheet 27 is not less than that of the fourth rotary crushing and grinding sheet 26, and grinding sheet 26 is located below the top surface of the grinding and stirring barrel 2. The distance between the outer wall of the fourth rotary crushing grinding sheet (26) and the inner wall of the grinding stirring barrel 2 is not less than the distance between the outer wall of the third rotary crushing grinding sheet 27 and the inner wall of the grinding stirring barrel 2, the distance between the outer wall of the third rotary crushing grinding sheet 27 and the inner wall of the grinding stirring barrel 2 is not less than the distance between the outer wall of the second rotary crushing grinding sheet 28 and the inner wall of the grinding stirring barrel 2, the distance between the outer wall of the second rotary crushing grinding sheet 28 and the inner wall of the grinding stirring barrel 2 is not less than the distance between the outer wall of the first rotary crushing grinding sheet 29 and the inner wall of the grinding stirring barrel 2, a wire connector capable of rotating and supplying power is installed in the top rotating seat 15, two electric push rods 16 are electrically connected with the wire connector through wires, the stroke length of the electric push rods 16 is not less than one half of the height of the mixing cleaning and impurity removing barrel 6, the rotating frame 19 is four, water leakage holes 36 are formed in the four rotating frames 19, impurity removing rotating ring cavities 20 are fixedly installed at the outer ends of the four rotating frames 19, the four rotating ring cavities 20 are distributed in the circumferential direction of the rotating frame bearing 18 equally, the impurity removing rotating ring cavities 20 are cylindrical hollow iron layers, the iron layers 21, the inner wall of the cylindrical iron layers 21 is connected with the strong magnetic layer 21, and the inner diameter of the strong magnetic layer 21, and the strong magnetic layer 21 is not less than the strong magnetic layer.
A method for recycling boron carbide ceramics by using the device for recycling boron carbide ceramics comprises the following steps:
1) Firstly, adding boron carbide ceramic wastes with different granularities into a grinding and stirring barrel 2, starting a speed reducing motor 5 to grind and crush the wastes with different granularities, enabling the speed reducing motor 5 to drive a bottom rotating shaft 24 to rotate in a reinforced limit support bearing 37, enabling the bottom rotating shaft 24 to drive a first rotary grinding sheet 29, a second rotary grinding sheet 28, a third rotary grinding sheet 27 and a fourth rotary grinding sheet 26 to rotate, and enabling a reinforced grinding layer 30 and the outer walls of the first rotary grinding sheet 29, the second rotary grinding sheet 28, the third rotary grinding sheet 27 and the fourth rotary grinding sheet 26 to rub and grind the boron carbide ceramic wastes with different granularities while rotating;
2) When the grinding operation is performed in the above steps, water is injected into the grinding and stirring barrel 2 and the mixed cleaning and impurity removing barrel 6, the electric push rod 16 is started, the electric push rod 16 drives the rotating frame 19 to move downwards, the rotating frame 19 drives the rotating frame bearing 18 to move up and down on the top rotating shaft 17 during the operation, the impurity removing rotating ring cavity 20 falls below the liquid level while the operation is performed downwards, meanwhile, the strong magnet layer 21 is ground below the liquid level by the liquid, the top rotating motor 14 is started at the moment, the top rotating motor 14 drives the driving rotating gear 12 to rotate, the driving rotating gear 12 drives the driven rotating gear 11 to rotate, the driven rotating gear 11 drives the top rotating shaft 17 to rotate, the top rotating shaft 17 drives the top rotating seat 15 to rotate, the top rotating seat 15 drives the electric push rod 16 to rotate, the electric push rod 16 drives the rotating frame 19 to rotate, the rotating frame 19 drives the rotating frame bearing 18 to rotate around the outer wall of the top rotating shaft 17, and the impurity removing rotating ring cavity 20 starts to rotate;
3) The rotation direction of the top rotating shaft 17 is opposite to that of the bottom rotating shaft 24, the crushed boron carbide ceramic waste materials with different particle sizes form a powder structure with the same particle size while the impurity removal rotating ring cavity 20 rotates, the boron carbide ceramic waste materials with the same particle size are uniformly mixed in liquid under the centrifugal action through the first rotating crushing and grinding sheet 29, the second rotating crushing and grinding sheet 28, the third rotating crushing and grinding sheet 27 and the fourth rotating crushing and grinding sheet 26, regular collection operation in different directions is carried out through the upper impurity removal rotating ring cavity 20, magnetic impurities are captured and adsorbed by the strong magnet layer 21 when passing through the strong magnet layer 21 on the inner wall of the impurity removal rotating ring cavity 20, and filtration of the magnetic impurities in the whole powder waste materials is realized;
4) After the filtration operation of the magnetic impurities is carried out, the liquid is emptied, then an acidic solution is injected into the grinding and stirring barrel 2, the bottom rotating shaft 24 is opened, the acid solution is stirred by the first rotary crushing and grinding sheet 29, the second rotary crushing and grinding sheet 28, the third rotary crushing and grinding sheet 27 and the fourth rotary crushing and grinding sheet 26, and the powder after the magnetic impurities are removed is further subjected to impurity removal operation while stirring;
5) Emptying the liquid after removing impurities from the acid solution, then injecting an alkaline solution into the grinding and stirring barrel 2, starting the bottom rotating shaft 24, stirring the acid solution through the first rotary crushing and grinding sheet 29, the second rotary crushing and grinding sheet 28, the third rotary crushing and grinding sheet 27 and the fourth rotary crushing and grinding sheet 26, and performing further impurity removal operation on the powder after removing impurities from the acid solution while stirring;
6) After impurities are removed by alkaline solution, the liquid is prevented and controlled, and finally recovered powder is obtained.
When the product is in specific operation, firstly, the electromagnetic opening and closing valve 35 is opened, boron carbide ceramic waste materials with different granularities are added into the grinding and stirring barrel 2 through the feeding pipe 8, feeding is carried out in a liquid mixing mode during feeding operation of the boron carbide ceramic waste materials 38 with different granularities, solid materials of different shells conveniently and smoothly enter the grinding and stirring barrel 2, the feeding pipe 8 is arranged at the lower position of the middle part of the mixing and cleaning impurity removal barrel 6, the materials mixed with different granules of liquid enter the grinding and stirring barrel 2 after being discharged from the discharge hole of the electromagnetic opening and closing valve 35, the inner edge of the reinforcing connecting disc 23 plays a role in limiting the top part and controlling the material to be lifted in the rotary grinding process, and all the materials are ground into smaller granularities in the grinding and stirring barrel 2 below the reinforcing connecting disc 23. The outer wall of the reinforced grinding layer 30 and the outer walls of the first rotary grinding sheet 29, the second rotary grinding sheet 28, the third rotary grinding sheet 27 and the fourth rotary grinding sheet 26 are supported by high-brimming materials, so that the high-strength hardness and grinding effect are achieved, and the finer grinding operation on materials with different particles is guaranteed, meanwhile, the distance between the outer wall of the fourth rotary grinding sheet 26 and the inner wall of the grinding stirring barrel 2 is not smaller than the distance between the outer wall of the third rotary grinding sheet 27 and the inner wall of the grinding stirring barrel 2, the distance between the outer wall of the third rotary grinding sheet 27 and the inner wall of the grinding stirring barrel 2 is not smaller than the distance between the outer wall of the second rotary grinding sheet 28 and the inner wall of the grinding stirring barrel 2, and the distance between the outer wall of the second rotary grinding sheet 28 and the inner wall of the grinding stirring barrel 2 is not smaller than the distance between the outer wall of the first rotary grinding sheet 29 and the inner wall of the grinding stirring barrel 2. Utilize the clearance of mutual difference to implement the grinding to different granules, the jun realization of final granularity is the clearance granularity between the outer wall of first rotatory grinding sheet 29 and the 2 inner walls of grinding agitator, and this granularity scope is 200 meshes.
The middle position of the mixing cleaning impurity removing barrel 6 is communicated with a liquid inlet pipe 7 with a first electromagnetic valve 34, and liquid feeding operation is carried out through the liquid inlet pipe 7 when washing iron removing operation, acid cleaning operation, washing operation after acid cleaning, alkali cleaning operation and cleaning operation after alkali cleaning are carried out. After the magnetic separation impurity cleaning operation is completed, when the acid cleaning operation and the alkali cleaning operation are performed, the electric push rod 16 contracts, the electric push rod 16 drives the rotating frame 19 to move upwards, the rotating frame 19 drives the rotating frame bearing 18 to move upwards on the top rotating shaft 17 during operation, and when the operation is performed, the impurity removal rotating ring cavity 20 needs to be lifted to the position above the liquid level of the cleaning liquid 39, so that the corrosion of acidic liquid and alkaline liquid to the strong magnet layer 21 is reduced, the influence of the acidic liquid and the alkaline liquid on magnetism is reduced, and the iron removal effect during next use is ensured.
Claims (9)
1. The utility model provides a retrieve ceramic device of boron carbide, is including installing grinding agitator (2) in landing leg (1) top, installs at the mixed washing edulcoration bucket (6) at grinding agitator (2) top, its characterized in that: grinding agitator (2) be hemispherical structure trough-shaped structure, bottom central point at grinding agitator (2) puts to install and strengthens spacing support bearing (37), it has bottom rotation axis (24) to strengthen movable mounting in spacing support bearing (37), the bottom outside of bottom rotation axis (24) and gear motor (5) output fixed connection, the top of bottom rotation axis (24) is connected with top rotation axis (17) of installing in mixed washing edulcoration bucket (6) through two-way bearing (22), the fixed dress of top rotation axis (17) is in the central point of roof (10) puts, install the driven rotating gear (11) in top of fixed connection with top rotation axis (17) above roof (10), driven rotating gear (11) in top meshes with initiative rotating gear (12) mutually, initiative rotating gear (12) are connected with the output of top rotating motor (14), the cover is equipped with rotatory edulcoration device on top rotation axis (17), be provided with rotatory reducing mechanism on bottom rotation axis (24).
2. The apparatus and method for recovering boron carbide ceramic according to claim 1, wherein: the rotary crushing device comprises a first rotary crushing grinding sheet (29), a second rotary crushing grinding sheet (28), a third rotary crushing grinding sheet (27) and a fourth rotary crushing grinding sheet (26) which are fixedly installed on a bottom rotating shaft (24) from bottom to top, wherein a reinforced grinding layer (30) matched with the first rotary crushing grinding sheet (29), the second rotary crushing grinding sheet (28), the third rotary crushing grinding sheet (27) and the fourth rotary crushing grinding sheet (26) is arranged on the inner wall of a grinding stirring barrel (2), the rotary impurity removing device comprises a top rotating seat (15) installed on the outer side of the top rotating shaft (17) below a top plate (10), two electric push rods (16) are symmetrically and fixedly installed below the top rotating seat (15), the bottom output end of each electric push rod (16) is fixedly connected with the top surface of a rotating frame (19), the inner side of each rotating frame (19) is fixedly connected with the outer wall of a rotating frame bearing (18) sleeved on the top rotating shaft (17), an impurity removing rotating ring cavity (20) is fixedly installed on the outer side of each rotating frame (19), and an iron layer (21) is fixedly installed on the inner wall of the rotating ring cavity (20) for removing impurities.
3. The apparatus and method for recycling boron carbide ceramics according to claim 1, wherein: the mixed cleaning and impurity removing barrel (6) is of a cylindrical structure tubular structure, the bottom of the mixed cleaning and impurity removing barrel (6) is provided with a reinforcing connecting disc (23), the top of the grinding stirring barrel (2) is provided with an outward-turning edge corresponding to the reinforcing connecting disc (23), the mixed cleaning and impurity removing barrel (6) is connected with the grinding stirring barrel (2) through the outward-turning edge and the reinforcing connecting disc (23), the reinforcing connecting disc (23) is of an annular sheet structure, the bottom of the mixed cleaning and impurity removing barrel (6) is fixedly installed at the middle position of the top surface of the reinforcing connecting disc (23), the inner diameter of the mixed cleaning and impurity removing barrel (6) is not smaller than that of the reinforcing connecting disc (23), the inner diameter of the reinforcing connecting disc (23) is not larger than that of the top surface of the grinding stirring barrel (2), a sealing maintenance opening and closing door (9) is arranged at the middle upper position of the outer side of the mixed cleaning and impurity removing barrel (6), the middle position of the mixed cleaning and impurity removing barrel (6) is communicated with a liquid inlet pipe (7) with a first electromagnetic valve (34), the middle part (8) with an electromagnetic opening and closing valve (35) is arranged at the position close to the lower position of the middle part of the mixed cleaning and impurity removing barrel (6), and a rotary motor (14) is arranged at the top of the rotary support (13).
4. The apparatus and method for recycling boron carbide ceramics according to claim 1, wherein: the bottom symmetry of grinding agitator (2) be provided with discharging pipe (3) and filter drain pipe (4), the top of discharging pipe (3) and filter drain pipe (4) all is linked together with grinding agitator (2) inner chamber, be provided with second solenoid valve (33) at discharging pipe (3) and the intercommunication position of grinding agitator (2), be provided with filter screen layer (31) at filter drain pipe (4) and the intercommunication position of grinding agitator (2), install third solenoid valve (32) on filter drain pipe (4) of filter screen layer (31) below, the top import symmetry of discharging pipe (3) and filter drain pipe (4) sets up grinding agitator (2) bottom position strengthening spacing support bearing (37) both sides.
5. The apparatus and method for recovering boron carbide ceramic according to claim 1, wherein: the rotating directions of the bottom rotating shaft (24) and the top rotating shaft (17) are opposite, the lengths of the bottom rotating shaft (24) and the top rotating shaft (17) are equal, the diameters of the bottom rotating shaft (24) and the top rotating shaft (17) are equal, the rotating speeds of the bottom rotating shaft (24) and the top rotating shaft (17) are equal, and the torques of the bottom rotating shaft (24) and the top rotating shaft (17) are equal.
6. The apparatus and method for recycling boron carbide ceramic according to claim 2, wherein: the first rotary crushing and grinding sheet (29), the second rotary crushing and grinding sheet (28), the third rotary crushing and grinding sheet (27) and the fourth rotary crushing and grinding sheet (26) are all fixedly connected with the outer wall of the bottom rotating shaft (24) through a transverse supporting shaft (25), the number of the first rotary crushing and grinding sheet (29) is four, the number of the four first rotary crushing and grinding sheet (29) is equal to the number of the first rotary crushing and grinding sheet (29) in the circumferential direction of the bottom rotating shaft (24), the number of the second rotary crushing and grinding sheet (28) is four, the number of the four second rotary crushing and grinding sheet (28) is equal to the number of the second rotary crushing and grinding sheet (28) in the circumferential direction of the bottom rotating shaft (24), the number of the fourth rotary crushing and grinding sheet (26) is equal to the number of the third rotary crushing and grinding sheet (27) in the circumferential direction of the bottom rotating shaft (24), the number of the fourth rotary crushing and grinding sheet (26) is equal to the number of the fourth rotary crushing and grinding sheet (26) in the circumferential direction of the bottom rotating shaft (24), the first rotary crushing and grinding sheet (29), the second rotary crushing and grinding sheet (28) and grinding sheet (26) are all in the structure with the length which is not identical to the top of the second rotary crushing and grinding sheet (29), and grinding sheet (26), and grinding sheet (29) in the top of the second rotary crushing and grinding sheet (28), and grinding sheet (26), and grinding sheet (29) is not identical to the top of the rotary grinding sheet (26), and grinding sheet (28), and the rotary grinding sheet (29), the length of the top of the third rotary crushing and grinding sheet (27) is not less than the length of the bottom of the third rotary crushing and grinding sheet (27), the length of the top of the fourth rotary crushing and grinding sheet (26) is not less than the length of the bottom of the fourth rotary crushing and grinding sheet (26), the installation positions of the four first rotary crushing and grinding sheets (29) correspond to the installation positions of the four third rotary crushing and grinding sheets (27), the installation positions of the four second rotary crushing and grinding sheets (28) correspond to the installation positions of the four fourth rotary crushing and grinding sheets (26), the installation positions of the four first rotary crushing and grinding sheets (29) are staggered with the installation positions of the four second rotary crushing and grinding sheets (28), and the installation positions of the four third rotary crushing and grinding sheets (27) are staggered with the installation positions of the four fourth rotary crushing and grinding sheets (26).
7. The apparatus and method for recycling boron carbide ceramic according to claim 2, wherein: the thicknesses of the first rotary crushing and grinding sheet (29), the second rotary crushing and grinding sheet (28), the third rotary crushing and grinding sheet (27) and the fourth rotary crushing and grinding sheet (26) are equal, the length of the top surface of the first rotary crushing and grinding sheet (29) is not more than that of the top surface of the second rotary crushing and grinding sheet (28), the length of the top surface of the second rotary crushing and grinding sheet (28) is not more than that of the top surface of the third rotary crushing and grinding sheet (27), the length of the top surface of the third rotary crushing and grinding sheet (27) is not more than that of the top surface of the fourth rotary crushing and grinding sheet (26), the longitudinal span of the first rotary crushing and grinding sheet (29) is not less than that of the second rotary crushing and grinding sheet (28), the longitudinal span of the second rotary crushing and grinding sheet (28) is not less than that of the third rotary crushing and grinding sheet (27), the longitudinal span of the third rotary crushing and grinding sheet (27) is not less than that of the fourth rotary crushing and grinding sheet (26), and the top surface of the fourth rotary crushing and grinding sheet (26) is positioned below the stirring and grinding barrel (2); the distance between the outer wall of the fourth rotary crushing and grinding sheet (26) and the inner wall of the grinding and stirring barrel (2) is not less than the distance between the outer wall of the third rotary crushing and grinding sheet (27) and the inner wall of the grinding and stirring barrel (2), the distance between the outer wall of the third rotary crushing and grinding sheet (27) and the inner wall of the grinding and stirring barrel (2) is not less than the distance between the outer wall of the second rotary crushing and grinding sheet (28) and the inner wall of the grinding and stirring barrel (2), and the distance between the outer wall of the second rotary crushing and grinding sheet (28) and the inner wall of the grinding and stirring barrel (2) is not less than the distance between the outer wall of the first rotary crushing and grinding sheet (29) and the inner wall of the grinding and stirring barrel (2).
8. The apparatus and method for recycling boron carbide ceramic according to claim 2, wherein: top roating seat (15) in install the connector that can rotate the power supply, two electric putter (16) pass through wire and this connector electric connection, the stroke length of electric putter (16) is not less than the half of mixed washing edulcoration bucket (6) height, swivel mount (19) are four, all be provided with on four swivel mounts (19) hole (36) that leaks, the equal fixed mounting in outer end of four swivel mounts (19) has edulcoration swivel mount chamber (20), four edulcoration swivel mount chamber (20) impartial distribution are on the circumferencial direction of swivel mount bearing (18), edulcoration swivel mount chamber (20) are cylindrical hollow structure, strong magnet layer (21) fixed mounting is at the inner wall in edulcoration swivel mount chamber (20), strong magnet layer (21) are spiral cylindrical structure, and the front end internal diameter of strong magnet layer (21) is not less than the rear end internal diameter, the mutual initial phase of the direction linking of the installation orientation of four strong magnet layer (21) corresponds.
9. A method for recycling boron carbide ceramics by using the apparatus for recycling boron carbide ceramics according to claim 2, characterized by comprising:
1) Firstly, adding boron carbide ceramic wastes with different granularities into a grinding and stirring barrel (2), starting a speed reducing motor (5) to grind and crush the wastes with different granularities, driving a bottom rotating shaft (24) to rotate in a reinforcing limit supporting bearing (37) by the speed reducing motor (5), driving a first rotary grinding sheet (29), a second rotary grinding sheet (28), a third rotary grinding sheet (27) and a fourth rotary grinding sheet (26) by the bottom rotating shaft (24) to rotate, and grinding the boron carbide ceramic wastes with different granularities by performing friction operation on outer walls of a reinforcing grinding layer (30), the first rotary grinding sheet (29), the second rotary grinding sheet (28), the third rotary grinding sheet (27) and the fourth rotary grinding sheet (26) while rotating;
2) When the grinding operation is performed, water is injected into the grinding stirring barrel (2) and the mixed cleaning and impurity removing barrel (6), an electric push rod (16) is started, the electric push rod (16) drives a rotating frame (19) to move downwards, the rotating frame (19) drives a rotating frame bearing (18) to move up and down on a top rotating shaft (17) during operation, when the electric push rod moves downwards, an impurity removing rotating ring cavity (20) falls below the liquid level, meanwhile, a strong magnet layer (21) is ground below the liquid level by liquid, a top rotating motor (14) is started at the moment, the top rotating motor (14) drives a driving rotating gear (12) to rotate, the driving rotating gear (12) drives a driven rotating gear (11) to rotate, the driven rotating gear (11) drives a top rotating shaft (17) to rotate, the top rotating shaft (17) drives a top rotating seat (15) to rotate, the top rotating seat (15) drives the electric push rod (16) to rotate, the electric push rod (16) drives the rotating frame (19) to rotate, the rotating frame (19) drives the rotating frame (18) to rotate around the outer wall of the impurity removing bearing (17), and the impurity removing ring cavity (20) starts to rotate;
3) The rotating direction of the top rotating shaft (17) is opposite to that of the bottom rotating shaft (24), the crushed boron carbide ceramic waste materials with different granularities form a powder structure with the same granularity while the impurity removal rotating ring cavity (20) rotates, the crushed boron carbide ceramic waste materials with different granularities are stirred at the bottoms of the first rotating crushing grinding sheet (29), the second rotating crushing grinding sheet (28), the third rotating crushing grinding sheet (27) and the fourth rotating crushing grinding sheet (26), the boron carbide ceramic waste material powder with the same granularity and the powder structure is uniformly mixed in liquid under the centrifugal action and regularly collected in different directions through the upper impurity removal rotating ring cavity (20), and magnetic impurities are captured and adsorbed by the strong magnet layer (21) when passing through the strong magnet layer (21) on the inner wall of the impurity removal rotating ring cavity (20), so that the filtration of the magnetic impurities in the whole powder waste materials is realized;
4) After the filtration operation of magnetic impurities is carried out, liquid is drained, then acid solution is injected into a grinding and stirring barrel (2), a bottom rotating shaft (24) is opened, the acid solution is stirred through a first rotary crushing and grinding sheet (29), a second rotary crushing and grinding sheet (28), a third rotary crushing and grinding sheet (27) and a fourth rotary crushing and grinding sheet (26), and the powder subjected to magnetic impurity removal is further subjected to impurity removal operation while stirring;
5) Emptying the liquid after removing impurities by the acid solution, then injecting an alkaline solution into a grinding and stirring barrel (2), starting a bottom rotating shaft (24), stirring the acid solution by a first rotary grinding sheet (29), a second rotary grinding sheet (28), a third rotary grinding sheet (27) and a fourth rotary grinding sheet (26), and further removing impurities from the powder after removing impurities by the acid solution while stirring;
6) After impurities are removed by alkaline solution, the liquid is prevented and controlled, and finally recovered powder is obtained.
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| CN218132084U (en) * | 2022-07-21 | 2022-12-27 | 郑州恒生科技有限公司 | Boron carbide ceramic particle grinding and recycling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1395538A (en) * | 1972-06-15 | 1975-05-29 | Kaelin J R | Comminution of refuse |
| CN211538036U (en) * | 2019-10-30 | 2020-09-22 | 常州市武进新邦涂料有限公司 | Coating grinds washs integral type tool bit |
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Denomination of invention: A device and method for recycling boron carbide ceramics Granted publication date: 20231010 Pledgee: Bank of Communications Ltd. Henan branch Pledgor: ZHENGZHOU HENGSHENG TECHNOLOGY Co.,Ltd. Registration number: Y2024980029363 |