CN108687302B - Novel waste sand regeneration device - Google Patents
Novel waste sand regeneration device Download PDFInfo
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- CN108687302B CN108687302B CN201810726499.2A CN201810726499A CN108687302B CN 108687302 B CN108687302 B CN 108687302B CN 201810726499 A CN201810726499 A CN 201810726499A CN 108687302 B CN108687302 B CN 108687302B
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- 239000004576 sand Substances 0.000 title claims abstract description 111
- 239000002699 waste material Substances 0.000 title claims abstract description 38
- 230000008929 regeneration Effects 0.000 title claims abstract description 17
- 238000011069 regeneration method Methods 0.000 title claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 119
- 230000007246 mechanism Effects 0.000 claims abstract description 112
- 238000005498 polishing Methods 0.000 claims abstract description 105
- 238000005406 washing Methods 0.000 claims abstract description 94
- 239000000463 material Substances 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 78
- 238000001035 drying Methods 0.000 claims description 37
- 239000000428 dust Substances 0.000 claims description 37
- 238000000227 grinding Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 11
- 238000004064 recycling Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0404—Stirring by using vibrations while grinding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/044—Devices having a vertical stirrer shaft in a fixed receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/10—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by dust separating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of waste sand regeneration, and particularly discloses a novel waste sand regeneration device, which comprises a polishing mechanism, a washing mechanism, a stirring mechanism and a mounting frame, wherein the polishing mechanism, the washing mechanism and the stirring mechanism are all arranged on the mounting frame, the stirring mechanism is arranged on the polishing mechanism and the washing mechanism, and sand materials in the polishing mechanism and the washing mechanism are synchronously stirred, wherein: the polishing mechanism comprises a polishing cylinder; the washing mechanism comprises a washing cylinder; the stirring mechanism comprises a coaxial motor, a rotating shaft, a first stirring frame and a second stirring frame which are respectively positioned in the polishing cylinder and the washing cylinder; the coaxial motor rotates to drive the first stirring frame and the second stirring frame on the rotating shaft to respectively stir the sand materials in the polishing cylinder body and the washing cylinder body. By the novel waste sand regeneration device, sand materials are processed from the waste sand which is coagulated into blocks into the new sand which is almost free of impurities, clean and reusable, and the whole processing process is efficient and energy-saving, so that a large amount of sand material resources are saved.
Description
Technical Field
The invention relates to the technical field of waste sand regeneration, in particular to a novel waste sand regeneration device.
Background
China is a large country for producing castings, sand casting accounts for most of foundry industry, but the production of qualified castings is accompanied by the generation of a large amount of waste sand, the utilization rate of the waste sand is only 20-30%, and the unused waste sand pollutes the environment and wastes resources. Most of the existing waste sand treatment devices are complex, the treatment effect is poor, the obtained regenerated sand has high impurity content and can only be used for producing castings with low dimensional accuracy requirements, especially when waste sand with larger granularity is ground and reused, the grinding process is complex, manual operation is adopted, the method is complex, and the use requirement is difficult to reach.
Disclosure of Invention
Aiming at the technical problem of poor waste sand treatment effect in the prior art, the invention provides a novel waste sand regeneration device.
The utility model provides a novel sand regeneration device, includes grinding machanism, washing mechanism, rabbling mechanism and mounting bracket, and grinding machanism, washing mechanism, rabbling mechanism are all installed on the mounting bracket, and the rabbling mechanism is installed on grinding machanism and washing mechanism, and sand material in synchronous stirring grinding machanism and the washing mechanism, wherein: the polishing mechanism comprises a polishing barrel, a first material port and a first discharge port are respectively arranged at the upper part and the lower part of the polishing barrel, and a sand layer is arranged on the inner wall of the polishing barrel; the water washing mechanism comprises a water washing barrel, a second feed inlet and a water inlet are formed in the upper portion of the water washing barrel, a second discharge outlet and a water outlet are formed in the lower portion of the water washing barrel, and a gauze is arranged at the water outlet; the first discharge port and the second feed port are communicated up and down through a conduit provided with a throttle valve; the stirring mechanism comprises a coaxial motor, a rotating shaft, a first stirring frame and a second stirring frame which are respectively positioned in the polishing cylinder and the washing cylinder; the coaxial motor is arranged below the washing cylinder body, and the output end of the coaxial motor is rotationally connected with one end of the rotating shaft; the other end of the rotating shaft vertically penetrates through the washing cylinder body and extends into the polishing cylinder body; the first stirring frame and the second stirring frame are fixedly arranged on the rotating shaft; the coaxial motor rotates to drive the first stirring frame and the second stirring frame on the rotating shaft to respectively stir the sand materials in the polishing cylinder body and the washing cylinder body.
Further, still include stoving mechanism, stoving mechanism includes the stoving barrel, wherein: the upper part of the drying cylinder body is provided with a third feed port, the lower part of the drying cylinder body is provided with a third discharge port, and the second discharge port is communicated with the third feed port up and down through a conduit provided with a throttle valve; and a resistance wire is wound outside the drying cylinder.
Further, the rabbling mechanism still includes the third stirring frame, and the third stirring frame is installed in the stoving barrel, wherein: the coaxial motor is arranged below the drying cylinder body, and the output end of the coaxial motor is rotationally connected with one end of the rotating shaft; the other end of the rotating shaft sequentially vertically penetrates through the drying cylinder body and the washing cylinder body and extends into the polishing cylinder body; the first stirring frame, the second stirring frame and the third stirring frame are fixedly arranged on the rotating shaft; the coaxial motor rotates to drive the first stirring frame to stir and polish the sand material inside the barrel, the coaxial motor rotates to drive the second stirring frame to stir and wash the sand material inside the barrel, and the coaxial motor rotates to drive the third stirring frame to stir and dry the sand material inside the barrel.
Further, still include dust removal mechanism, dust removal mechanism includes suction fan, dust absorption pipe and a plurality of sleeve pipe, wherein: the sleeves are distributed at the upper part of the polishing cylinder body, the lower parts of the sleeves are communicated with the polishing cylinder body in a sealing way, and the upper parts of the sleeves are communicated with the dust suction pipe in a sealing way; the air inlet of the suction fan is communicated with the dust suction pipe in a sealing way; the sand dust at the corresponding position of each sleeve is sucked out by the suction fan.
Further, dust removal mechanism still includes auger motor, auger and filter screen, wherein: the auger motor is positioned at the top of the sleeve, and the output end of the auger motor is rotationally connected with the auger; the outer diameter of the auger is smaller than the inner diameter of the sleeve, the other end of the auger extends into the sand material, and the auger conveys the sand material to the upper part of the sleeve; the filter screen is installed inside the sleeve pipe and is positioned in front of the inlet of the dust suction pipe.
Further, the water washing mechanism also comprises a water pump and a water tank, and the water pump is communicated with the water inlet through a conduit provided with a throttle valve; the water pump pumps the water in the water tank to the water washing cylinder body through the water inlet.
Further, the mounting bracket includes backup pad, first montant, second montant, first diaphragm ring group, second diaphragm ring group, third diaphragm ring group, first dog group, second dog group, third dog group, wherein: the coaxial motor is fixed on the supporting plate; the first vertical rod and the second vertical rod are vertically fixed on the supporting plate, the first vertical rod is positioned on the left side of the polishing cylinder, the washing cylinder and the drying cylinder, and the second vertical rod is positioned on the right side of the polishing cylinder, the washing cylinder and the drying cylinder; the first transverse plate ring group comprises a left transverse plate ring and a right transverse plate ring, the left transverse plate ring is sleeved on the upper part of the first vertical rod, and the right transverse plate ring is sleeved on the upper part of the second vertical rod; the first transverse plate ring group is fixed at the lower end of the side surface of the polishing cylinder; the second transverse plate ring group comprises a left transverse plate ring and a right transverse plate ring, the left transverse plate ring is sleeved at the middle part of the first vertical rod, and the right transverse plate ring is sleeved at the middle part of the second vertical rod; the second transverse plate ring group is fixed at the lower end of the side surface of the water washing cylinder; the third transverse plate ring group comprises a left transverse plate ring and a right transverse plate ring, the left transverse plate ring is sleeved at the lower part of the first vertical rod, and the right transverse plate ring is sleeved at the lower part of the second vertical rod; the third transverse plate ring group is fixed at the lower end of the side surface of the drying cylinder; the first stop block group comprises a left stop block and a right stop block, the left stop block is fixedly sleeved on the first vertical rod and is attached to the upper part of the left transverse plate ring, and the right stop block is fixedly sleeved on the second vertical rod and is attached to the upper part of the right transverse plate ring; the second block group comprises a left block and a right block, the left block is fixedly sleeved on the first vertical rod and is attached to the lower part of the left transverse plate ring, and the right block is fixedly sleeved on the second vertical rod and is attached to the lower part of the right transverse plate ring; the third block group comprises a left third block and a right third block, the left third block is fixedly sleeved on the first vertical rod and is attached to the lower portion of the left third transverse plate ring, and the right third block is fixedly sleeved on the second vertical rod and is attached to the lower portion of the right third transverse plate ring.
Further, the grinding mechanism further comprises a vibration device, the vibration device comprises a first vibrator, a second vibrator, a first spring and a second spring, wherein: the first vibrator is arranged on the left transverse plate ring, and the second vibrator is arranged on the right transverse plate ring; the first spring is sleeved on the first vertical rod and is positioned between the left first transverse plate ring and the left second transverse plate ring; the second spring is sleeved on the second vertical rod and is positioned between the right first transverse plate ring and the right second transverse plate ring.
Further, the polishing cylinder body is circular, and the circumference of the sleeve is equidistantly distributed on the upper part of the polishing cylinder body.
Further, the dust collection pipe is a circular ring pipe, and the circular ring pipe is communicated with two sides of the upper part of the sleeve.
The novel waste sand regeneration device is provided with the polishing mechanism and the washing mechanism, and synchronous stirring is realized through the stirring mechanism, so that the whole device is compact in structure and unique; the inner wall of the polishing barrel in the polishing mechanism is provided with a polishing layer, and the polishing layer is matched with a first stirring frame of the stirring mechanism to stir, so that the polishing force of sand materials is increased, and the polishing effect is improved; the water washing mechanism quickens the water washing time and improves the water washing efficiency through the stirring action of the second stirring frame; by the novel waste sand regeneration device, sand materials are processed into new sand which is almost free of impurities, clean and reusable from the waste sand which is coagulated into blocks, the whole processing process is efficient and energy-saving, and a large amount of sand material resources are saved.
Drawings
For a clearer description of embodiments of the invention or of solutions in the prior art, the drawings which are used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a novel waste sand recycling device according to an embodiment of the invention;
FIG. 2 is a schematic diagram showing the upper structure of a novel waste sand recycling device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the middle structure of a novel waste sand recycling device according to an embodiment of the present invention;
FIG. 4 is a schematic view of the lower structure of a novel waste sand recycling device according to an embodiment of the present invention;
FIG. 5 is an enlarged view of part A of a novel waste sand recycling device according to an embodiment of the present invention;
FIG. 6 is a partial top view of a novel waste sand reclamation device in accordance with an embodiment of the present invention;
wherein: 1-grinding mechanism, 101-grinding cylinder, 1011-first feed inlet, 1012-first discharge outlet, 1013-sand layer, 102-vibrating device, 1021-first vibrator, 1022-second vibrator, 1023-first spring, 1024-second spring, 2-water washing mechanism, 201-water washing cylinder, 2011-second feed inlet, 2012-water inlet, 2013-second discharge outlet, 2014-water outlet, 2015-gauze, 202-water pump, 203-water tank, 3-stirring mechanism, 301-coaxial motor, 302-spindle, 303-first stirring rack, 304-second stirring rack, 305-third stirring rack, 4-mounting rack, 401-supporting plate, 402-first vertical rod, 403-second vertical rod, 404-first cross plate ring set, 405-second cross plate ring set, 406-third cross plate ring set, 407-first stop set, 408-second stop set, 409-third stop set, 5-throttle valve, 6-conduit, 7-drying mechanism, 11-third stop set, 7011-third stop set, 803-third stop set, 801-suction inlet, 708-suction fan, 803-suction fan, 801-suction fan, 701-drying mechanism, 708-suction fan, 803-suction fan, 801-suction fan, and/or the like.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
The novel waste sand recycling device comprises a polishing mechanism 1, a washing mechanism 2, a stirring mechanism 3 and a mounting frame 4, wherein the polishing mechanism 1, the washing mechanism 2 and the stirring mechanism 3 are all arranged on the mounting frame 4, the polishing mechanism 1 is used for polishing a binder on the surface of sand grains, the washing mechanism 2 is used for flushing dust or binder powder in sand materials, and the stirring mechanism 3 is arranged on the polishing mechanism 1 and the washing mechanism 2 and used for synchronously stirring the sand materials in the polishing mechanism 1 and the washing mechanism 2.
As shown in fig. 1 and 2, the polishing mechanism 1 of the present embodiment includes a polishing cylinder 101, and a first feed port 1011 and a first discharge port 1012 are provided at the upper and lower parts of the polishing cylinder 101, respectively, for feeding/discharging sand into/from the polishing cylinder 101; the inner wall of the polishing cylinder 101 is provided with the polishing layer 1013, the polishing layer 1013 can be realized by arranging granular protrusions on the inner wall of the polishing cylinder 101, and a product with a polishing function in the prior art can be embedded in the inner wall of the polishing cylinder 101 and fixed. Preferably, the first feed port 1011 is provided at a central position of the upper surface of the grinding cylinder 101, and the first discharge port 1012 is provided at an edge position or a side lower position of the lower surface of the grinding cylinder 101. In this embodiment, the shape and size of the first inlet 1011 and the first outlet 1012 are not particularly limited, and it is preferable that the first inlet 1011 has a larger opening and a funnel shape.
As shown in fig. 1 and 3, the washing mechanism 2 includes a washing cylinder 201, a second inlet 2011 and a water inlet 2012 are provided at the upper part of the washing cylinder 201, and a second outlet 2013 and a water outlet 2014 are provided at the lower part of the washing cylinder 201; the second feed inlet 2011 and the second discharge outlet 2013 are used for enabling sand to enter/discharge the water washing barrel 201, and water for washing the sand enters from the water inlet 2012 and is discharged from the water outlet 2014; a gauze 2015 is arranged at the water outlet 2014 of the embodiment and is used for intercepting sand flowing out of the washing cylinder 201 along with water flow; the first discharge port 1012 is vertically communicated with the second feed port 2011 through a conduit 6 provided with a throttle valve 5, sand inside the polishing cylinder 101 enters the water washing cylinder 201 after the throttle valve 5 is opened, the specific implementation mode of the throttle valve 5 is not specifically limited in this embodiment, various valves for realizing the throttle function are available in the prior art, and preferably, a telescopic hose is selected for the conduit 6. The second feeding port 2011 in this embodiment is disposed on the upper surface of the washing barrel 201, and corresponds to the first discharging port 1012 in position and shape, and the water inlet 2012 and the water outlet 2014 are disposed on the upper surface and the lower surface of the washing barrel 201, respectively, and are far away from the position of the second feeding port 2011.
As shown in fig. 1 to 3, the stirring mechanism 3 includes a coaxial motor 301, a rotating shaft 302, and a first stirring frame 303 and a second stirring frame 304 respectively located inside the polishing cylinder 101 and inside the washing cylinder 201; the coaxial motor 301 is installed below the washing cylinder 201, and the output end of the coaxial motor 301 is rotationally connected with one end of the rotating shaft 302, the specific model of the coaxial motor 301 is not limited in the embodiment, and when the sand material processing amount is large, the high-power motor is suitable; the other end of the rotating shaft 302 vertically penetrates through the washing cylinder 201 and extends into the polishing cylinder 101, the specific material and size of the rotating shaft 302 are not limited, and preferably, a cylinder shape and a prism are selected; the first stirring frame 303 and the second stirring frame 304 are fixedly arranged on the rotating shaft 302, the first stirring frame 303 and the second stirring frame 304 in the embodiment have the same structure, and comprise an annular fixing body and stirring rods fixedly arranged on the annular fixing body, the annular fixing body is fixedly sleeved on the rotating shaft 302, and the stirring frame in the embodiment of the invention can also be formed by a plurality of stirring rods directly fixed on the rotating shaft 302; the coaxial motor 301 rotates to drive the first stirring frame 303 and the second stirring frame 304 on the rotating shaft 302 to respectively stir the sand materials in the polishing cylinder 101 and the washing cylinder 201. In this embodiment, the stirring radii of the first stirring frame 303 and the second stirring frame 304 are not limited, and preferably, the polishing mechanism 1 needs a stronger stirring effect, and the stirring rod on the first stirring frame 302 can be properly lengthened according to the size of the polishing cylinder 101, and preferably, the stirring range of the first stirring frame 302 is kept 3cm to 5cm away from the wall distance of the stirring cylinder 101. The stirring mechanism 3 of this embodiment can realize the stirring of sand material in grinding machanism 1 and the washing mechanism 2 simultaneously, reduces the complexity and the cost of device, can also improve sand material treatment efficiency.
The shapes and materials of the grinding cylinder 101 and the water washing cylinder 201 are not particularly limited, preferably, a cylindrical cylinder made of metal is selected, and the volumes of the grinding cylinder 101 and the water washing cylinder 201 are not particularly limited in the embodiment according to the use requirements. Since the polishing cylinder 101 and the washing cylinder 201 are placed at the upper and lower positions, the first discharge port 1011 is formed in the lower surface of the polishing cylinder 101, the second feed port 2011 is formed in the upper surface of the washing cylinder 201, and sand can flow from the polishing cylinder 101 to the washing cylinder 201 to the maximum extent. Preferably, the contact part between the rotating shaft 302 and the cylinder walls of the polishing cylinder 101 and the washing cylinder 201 is provided with a rubber sealing ring for sealing, so that sand leakage can be effectively prevented.
Specifically, as shown in fig. 3, the washing mechanism 2 of the present embodiment further includes a water pump 202 and a water tank 203, the water pump 202 is communicated with the water inlet 2012 through a conduit 6 provided with a throttle valve 5, and the water tank 203 is fixed on the mounting frame 4; the water pump 202 pumps the water in the water tank 203 to the water washing cylinder 201 through the water inlet 2012, and after the sand is washed for a certain time, the sewage is discharged from the water outlet 2014. Similarly, the throttle valve 5 and the conduit 6 are not particularly limited in this embodiment, and the design of the present embodiment is achieved.
Specifically, as shown in fig. 1 and fig. 4, the novel waste sand regeneration device according to the embodiment of the present invention further includes a drying mechanism 7, where the drying mechanism 7 includes a drying cylinder 701, a third feed inlet 7011 is provided at an upper portion of the drying cylinder 701, a third discharge outlet 7012 is provided at a lower portion of the drying cylinder 701, and the second discharge outlet 2013 and the third feed inlet 7011 are vertically communicated through a conduit 6 provided with a throttle valve 5; the resistance wire 702 is wound outside the drying cylinder 701 and used for heating the drying cylinder 701, so as to bake the sand material inside the drying cylinder 701. In order to accelerate baking efficiency, the stirring mechanism 3 of the embodiment of the invention further comprises a third stirring frame 305, wherein the third stirring frame 305 is installed in the drying cylinder 701, the coaxial motor 301 is installed below the drying cylinder 701, and the output end of the coaxial motor 301 is rotationally connected with one end of the rotating shaft 302; the other end of the rotating shaft 302 sequentially vertically penetrates through the drying cylinder 701 and the washing cylinder 201 and extends into the polishing cylinder 101; the first stirring frame 303, the second stirring frame 304 and the third stirring frame 305 are fixedly arranged on the rotating shaft 302; the coaxial motor 301 rotates to drive the first stirring frame 303 to stir and polish sand inside the cylinder 101, the coaxial motor 301 rotates to drive the second stirring frame 304 to stir sand inside the washing cylinder 201, and the coaxial motor 301 rotates to drive the third stirring frame 305 to stir and dry sand inside the cylinder 701. The third stirring frame 305 may have the same structure as the first stirring frame 303 and the second stirring frame 304. The stirring mechanism 3 of this embodiment can stir the sand material in the grinding mechanism 1, the washing mechanism 2, the stoving mechanism 7 simultaneously, has improved sand material processing's efficiency.
Specifically, as shown in fig. 2, fig. 5 and fig. 6, the novel waste sand regeneration device according to the embodiment of the present invention further includes a dust removing mechanism 8, where the dust removing mechanism 8 is installed on the upper portion of the polishing mechanism 1, and is used for removing dust and binder powder of the sand in the polishing mechanism 1, and reducing the pressure of the water washing structure 2. The dust removing mechanism 8 of the present embodiment includes a suction fan 801, a dust suction pipe 802, and a plurality of bushings 803, wherein: the plurality of sleeves 803 are distributed on the upper part of the polishing cylinder 101, the lower parts of the sleeves 803 are communicated with the polishing cylinder 101 in a sealing way, and the upper parts of the sleeves 803 are communicated with the dust suction pipe 802 in a sealing way; the air inlet of the suction fan 801 is communicated with the dust collection pipe 802 in a sealing way; the suction fan 801 sucks out sand dust at a position corresponding to each sleeve 803. Preferably, the sleeves 803 are arranged according to the cross-sectional shape of the polishing cylinder 101, if the cross-section of the polishing cylinder 101 is square, the sleeves 803 are arranged at the edge of the upper surface of the polishing cylinder 101 at equal intervals, preferably, the polishing cylinder 101 is circular, and the circumferences of the sleeves 803 are distributed at equal intervals on the upper part of the polishing cylinder 101. The dust collection pipe in the embodiment can be multi-section, and is respectively communicated with each sleeve 803 and then communicated with the air inlet of the suction fan 801; preferably, annular pipelines are selected according to the distribution structure of the sleeve 803, and the shape formed by sequentially connecting the sleeve 803 is taken as the standard, for example, when the sleeve 803 is circumferentially distributed, as shown in fig. 6, the dust collection pipe 802 is a circular pipe, and the circular pipe is communicated with two sides of the upper part of the sleeve 803; the pipe diameter, material, etc. of the dust suction pipe 802 are not particularly limited in the embodiment of the present invention, as long as the functions of the embodiment can be realized. The specific model of the suction fan 801 and the manufacturer are not particularly limited in this embodiment, as long as dust in the polishing cylinder 101 can be sucked out through the dust suction pipe 802 and the sleeve 803. In this embodiment, the sleeve 803 is vertically installed on the upper portion of the polishing cylinder 101 as the most preferable manner, and other installation manners are also possible, for example, all the sleeves 803 are installed obliquely at the same angle, or all the sleeves are installed on the upper side portion of the polishing cylinder 101, which falls within the protection scope of this embodiment.
Specifically, as shown in fig. 2, 5 and 6, the dust removing mechanism 8 of the embodiment of the present invention further includes an auger motor 804, an auger 805 and a filter screen 806, where the auger motor 804, the auger 805 and the filter screen 806 are installed in each casing 803, and the auger motor 804 is located at the top of the casing 803, and an output end thereof is rotatably connected with the auger 805; the outer diameter of the auger 805 is smaller than the inner diameter of the sleeve 803, the other end of the auger 805 extends into the sand material, and the auger 805 conveys the sand material to the upper part of the sleeve 803, wherein the distance between the auger 805 and the bottom of the polishing cylinder 101 is about 3cm to 5 cm; a filter screen 806 is mounted inside the sleeve 803 and is located before the inlet of the suction tube 802. In this embodiment, the outer diameter of the auger 805 is smaller than the inner diameter of the sleeve 803, and the purpose of the design is that a part of sand material can scatter between the auger 805 and the sleeve 803 in the process of conveying along with the auger 805, so that the dust removal effect is prevented from being affected by the sand accumulation on the upper portion of the sleeve 803, and meanwhile, the dust removal effect can be increased by the sand scattering. Preferably, auger 805 is 10cm to 15cm from the inner wall of cannula 803. The filter screen 806 is installed to prevent sand from rising further and from being sucked into the suction pipe 802 or the suction fan 801.
Specifically, as shown in fig. 1 to 4, the mounting frame 4 of the present embodiment includes a support plate 401, a first vertical rod 402, a second vertical rod 403, a first transverse plate ring set 404, a second transverse plate ring set 405, a third transverse plate ring set 406, a first stop block set 407, a second stop block set 408, and a third stop block set 409, where the coaxial motor 301 is fixed on the support plate 401; the first vertical rod 402 and the second vertical rod 403 are vertically fixed on the supporting plate 401, the first vertical rod 402 is positioned on the left side of the polishing cylinder 101, the washing cylinder 201 and the drying cylinder 701, and the second vertical rod 403 is positioned on the right side of the polishing cylinder 101, the washing cylinder 201 and the drying cylinder 701; the first transverse plate ring set 404 comprises a left transverse plate ring and a right transverse plate ring, the left transverse plate ring is sleeved on the upper part of the first vertical rod 402, and the right transverse plate ring is sleeved on the upper part of the second vertical rod 403; the first transverse plate ring set 404 is fixed at the lower end of the side surface of the polishing cylinder 101; the second diaphragm ring set 405 includes a left diaphragm ring and a right diaphragm ring, the left diaphragm ring is sleeved in the middle of the first vertical rod 402, and the right diaphragm ring is sleeved in the middle of the second vertical rod 403; the second diaphragm ring set 405 is fixed at the lower end of the side surface of the washing cylinder 201; the third diaphragm ring set 406 includes a left tri-diaphragm ring and a right tri-diaphragm ring, the left tri-diaphragm ring is sleeved on the lower part of the first vertical rod 402, and the right tri-diaphragm ring is sleeved on the lower part of the second vertical rod 403; the third diaphragm ring set 406 is fixed at the lower end of the side surface of the drying cylinder 701; the first block group 407 comprises a left block and a right block, the left block is fixedly sleeved on the first vertical rod 402 and is attached to the upper part of the left transverse plate ring, and the right block is fixedly sleeved on the second vertical rod 403 and is attached to the upper part of the right transverse plate ring; the second block group 408 comprises a left block and a right block, the left block is fixedly sleeved on the first vertical rod 402 and is attached to the lower part of the left transverse plate ring, and the right block is fixedly sleeved on the second vertical rod 403 and is attached to the lower part of the right transverse plate ring; the third block group 409 includes a left third block and a right third block, the left third block is fixedly sleeved on the first vertical rod 402 and is attached to the lower portion of the left third transverse plate ring, and the right third block is fixedly sleeved on the second vertical rod 403 and is attached to the lower portion of the right third transverse plate ring. The specific shapes and sizes of the support plate 401, the first vertical rod 402, the second vertical rod 403, the first transverse plate ring set 404, the second transverse plate ring set 405, the third transverse plate ring set 406, the first stop block set 407, the second stop block set 408, the third stop block set 409 and the like included in the mounting frame 4 are not limited, and the purpose of the mounting frame 4 is to fix the positions of the polishing mechanism 1, the washing mechanism 2, the stirring mechanism 3, the drying mechanism 4 and the like so as to ensure smooth sand processing, so that each component included in the mounting frame 4 only needs to achieve the design purpose of the embodiment, and any product meeting the design requirement and the design purpose of the scheme belongs to the protection scope of the embodiment of the invention.
Specifically, as shown in fig. 1 to 3, the polishing mechanism 1 of the present embodiment further includes a vibration device 102, and the vibration device 102 includes a first vibrator 1021, a second vibrator 1022, a first spring 1023, and a second spring 1024, wherein: the first vibrator 1021 is mounted on the left cross plate ring, and the second vibrator 1022 is mounted on the right cross plate ring; the first spring 1023 is sleeved on the first vertical rod 402 and is positioned between the left first transverse plate ring and the left second transverse plate ring; the second spring 1024 is sleeved on the second vertical rod 403 and is located between the right first transverse plate ring and the right second transverse plate ring. In this embodiment, the product types and the working parameters of the first vibrator 1021 and the second vibrator 1022 are not particularly limited, and only the design requirements of this embodiment need to be met. The design of the vibration device 102 can enable the polishing mechanism to slide up and down along the directions of the first vertical rod 402 and the second vertical rod 403 under the buffer of the first spring 1023 and the second spring 1024, so that sand inside the polishing cylinder 101 jolts up and down, and more sufficient polishing can be obtained.
The power supply modes of the power utilization devices such as the coaxial motor 301, the auger motor 804, the resistance wire 702, the suction fan 801, the water pump 202, the first vibrator 1021, the second vibrator 1022 and the like in the embodiment are not limited, and the power utilization devices can be directly connected with the power of a factory or powered by a battery.
The working flow implemented by the invention is as follows: when the waste sand regeneration device of the embodiment is used, after the throttle valve 5 is completely closed, sand is added from the first feed port 1011, and the coaxial motor 301, the first vibrator 1021, the second vibrator 1022, the induced draft fan 801 and the auger motor 804 are started; the polishing mechanism 1, the stirring mechanism 3 and the dust removing mechanism 8 firstly work, the coaxial motor 301 drives the rotating shaft 302 and the first stirring frame 303 to stir, the auger motor 804 drives the auger 805 to rotate, and the auxiliary induced draft fan 801 sucks out dust in the polishing cylinder 101; after the sand in the polishing cylinder 101 is polished, opening a throttle valve 5 between a first discharge port 1012 and a second feed port 2011, enabling the sand to enter the water washing cylinder 201, opening the throttle valve 5 at a water inlet 2012, opening a water pump 202 to inject water into the water washing cylinder 201 until reaching a set water level, continuously rotating a rotating shaft 302 by a second stirring frame 304 to stir, and opening the throttle valve 5 at a water outlet 2014 to drain after cleaning is completed; after the water discharge is finished, a throttle valve 5 between the second discharge hole 2013 and the third feed hole 7011 is opened, sand falls into the drying cylinder 701, the resistance wire 702 is electrified to bake the sand, and after the baking is finished, the throttle valve 5 at the third discharge hole 7012 is opened, and the treated sand is discharged. In order to realize energy conservation as much as possible, the polishing mechanism 1, the washing mechanism 2 and the drying mechanism 7 work simultaneously, and the sand material treatment speed can be increased.
The novel waste sand regeneration device is provided with the polishing mechanism and the washing mechanism, and synchronous stirring is realized through the stirring mechanism, so that the whole device is compact in structure and unique; the inner wall of the polishing barrel in the polishing mechanism is provided with a polishing layer, and the polishing layer is matched with a first stirring frame of the stirring mechanism to stir, so that the polishing force of sand materials is increased, and the polishing effect is improved; the water washing mechanism quickens the water washing time and improves the water washing efficiency through the stirring action of the second stirring frame; by the novel waste sand regeneration device, sand materials are processed into new sand which is almost free of impurities, clean and reusable from the waste sand which is coagulated into blocks, the whole processing process is efficient and energy-saving, and a large amount of sand material resources are saved.
The invention has been further described with reference to specific embodiments, but it should be understood that the detailed description is not to be construed as limiting the spirit and scope of the invention, but rather as providing those skilled in the art with the benefit of this disclosure with the benefit of their various modifications to the described embodiments.
Claims (8)
1. Novel sand regeneration device, its characterized in that, including grinding machanism (1), washing mechanism (2), rabbling mechanism (3) and mounting bracket (4), grinding machanism (1) washing mechanism (2) rabbling mechanism (3) all install on mounting bracket (4), rabbling mechanism (3) install grinding machanism (1) with on washing mechanism (2), synchronous stirring grinding machanism (1) with sand material in washing mechanism (2), wherein:
the polishing mechanism (1) comprises a polishing cylinder body (101), wherein a first feed inlet (1011) and a first discharge outlet (1012) are respectively arranged at the upper part and the lower part of the polishing cylinder body (101), and a sand layer (1013) is arranged on the inner wall of the polishing cylinder body (101); the washing mechanism (2) comprises a washing cylinder body (201), a second feeding hole (2011) and a water inlet (2012) are formed in the upper portion of the washing cylinder body (201), a second discharging hole (2013) and a water outlet (2014) are formed in the lower portion of the washing cylinder body (201), and a gauze (2015) is arranged at the water outlet (2014); the first discharge port (1012) is communicated with the second feed port (2011) up and down through a conduit (6) provided with a throttle valve (5);
the stirring mechanism (3) comprises a coaxial motor (301), a rotating shaft (302) and a first stirring frame (303) and a second stirring frame (304) which are respectively positioned in the polishing cylinder (101) and the washing cylinder (201); the coaxial motor (301) is arranged below the washing cylinder body (201), and the output end of the coaxial motor (301) is rotationally connected with one end of the rotating shaft (302); the other end of the rotating shaft (302) vertically penetrates through the water washing cylinder (201) and extends into the polishing cylinder (101); the first stirring frame (303) and the second stirring frame (304) are fixedly arranged on the rotating shaft (302); the coaxial motor (301) rotates to drive the first stirring frame (303) and the second stirring frame (304) on the rotating shaft (302) to stir sand materials in the polishing cylinder (101) and the washing cylinder (201) respectively;
still include stoving mechanism (7), stoving mechanism (7) are including stoving barrel (701), wherein:
the upper part of the drying cylinder body (701) is provided with a third feeding hole (7011), the lower part of the drying cylinder body is provided with a third discharging hole (7012), and the second discharging hole (2013) is communicated with the third feeding hole (7011) up and down through a guide pipe (6) provided with a throttle valve (5); a resistance wire (702) is wound outside the drying cylinder (701);
the stirring mechanism (3) further comprises a third stirring frame (305), the third stirring frame (305) is installed in the drying cylinder (701), wherein:
the coaxial motor (301) is arranged below the drying cylinder (701), and the output end of the coaxial motor (301) is rotationally connected with one end of the rotating shaft (302); the other end of the rotating shaft (302) vertically penetrates through the drying cylinder (701) and the washing cylinder (201) in sequence and extends into the polishing cylinder (101); the first stirring frame (303), the second stirring frame (304) and the third stirring frame (305) are fixedly arranged on the rotating shaft (302); the coaxial motor (301) rotates to drive the first stirring frame (303) to stir sand inside the polishing cylinder (101), the coaxial motor (301) rotates to drive the second stirring frame (304) to stir sand inside the washing cylinder (201), and the coaxial motor (301) rotates to drive the third stirring frame (305) to stir sand inside the drying cylinder (701).
2. The novel waste sand recycling device according to claim 1, further comprising a dust removing mechanism (8), wherein the dust removing mechanism (8) comprises a suction fan (801), a dust collecting pipe (802) and a plurality of sleeves (803), wherein:
the plurality of sleeves (803) are distributed on the upper part of the polishing cylinder body (101), the lower parts of the sleeves (803) are communicated with the polishing cylinder body (101) in a sealing way, and the upper parts of the sleeves (803) are communicated with the dust suction pipe (802) in a sealing way; the air inlet of the suction fan (801) is communicated with the dust collection pipe (802) in a sealing way; the suction fan (801) sucks out sand dust at the corresponding position of each sleeve (803).
3. A new type of waste sand reclamation apparatus as in claim 2, characterized in that the dust removal mechanism (8) further comprises an auger motor (804), an auger (805) and a filter screen (806), wherein:
the auger motor (804) is positioned at the top of the sleeve (803), and the output end of the auger motor is rotationally connected with the auger (805); the outer diameter of the auger (805) is smaller than the inner diameter of the sleeve (803), the other end of the auger extends into sand, and the auger (805) conveys the sand to the upper part of the sleeve (803); the filter screen (806) is mounted inside the sleeve (803) and is located before the inlet of the dust suction pipe (802).
4. A new type of sand reclamation apparatus as in claim 1, characterized in that the water washing mechanism (2) further comprises a water pump (202) and a water tank (203), the water pump (202) and the water inlet (2012) being connected by a conduit (6) provided with a throttle valve (5); the water pump (202) pumps water in the water tank (203) into the water washing cylinder (201) through the water inlet (2012).
5. The novel waste sand recycling device according to claim 1, wherein the mounting frame (4) comprises a supporting plate (401), a first vertical rod (402), a second vertical rod (403), a first transverse plate ring set (404), a second transverse plate ring set (405), a third transverse plate ring set (406), a first stop block set (407), a second stop block set (408) and a third stop block set (409), wherein:
the coaxial motor (301) is fixed on the supporting plate (401); the first vertical rods (402) and the second vertical rods (403) are vertically fixed on the supporting plate (401), the first vertical rods (402) are positioned on the left sides of the polishing cylinder (101), the washing cylinder (201) and the drying cylinder (701), and the second vertical rods (403) are positioned on the right sides of the polishing cylinder (101), the washing cylinder (201) and the drying cylinder (701);
the first transverse plate ring set (404) comprises a left transverse plate ring and a right transverse plate ring, the left transverse plate ring is sleeved on the upper part of the first vertical rod (402), and the right transverse plate ring is sleeved on the upper part of the second vertical rod (403); the first transverse plate ring group (404) is fixed at the lower end of the side surface of the polishing cylinder body (101);
the second transverse plate ring set (405) comprises a left transverse plate ring and a right transverse plate ring, the left transverse plate ring is sleeved at the middle part of the first vertical rod (402), and the right transverse plate ring is sleeved at the middle part of the second vertical rod (403); the second transverse plate ring group (405) is fixed at the lower end of the side surface of the washing cylinder (201);
the third diaphragm ring set (406) comprises a left diaphragm ring and a right diaphragm ring, the left diaphragm ring is sleeved on the lower part of the first vertical rod (402), and the right diaphragm ring is sleeved on the lower part of the second vertical rod (403); the third transverse plate ring group (406) is fixed at the lower end of the side surface of the drying cylinder (701);
the first stop block group (407) comprises a left stop block and a right stop block, the left stop block is fixedly sleeved on the first vertical rod (402) and is attached to the upper part of the left transverse plate ring, and the right stop block is fixedly sleeved on the second vertical rod (403) and is attached to the upper part of the right transverse plate ring;
the second block group (408) comprises a left block and a right block, the left block is fixedly sleeved on the first vertical rod (402) and is attached to the lower part of the left transverse plate ring, and the right block is fixedly sleeved on the second vertical rod (403) and is attached to the lower part of the right transverse plate ring;
the third stop block group (409) comprises a left third stop block and a right third stop block, the left third stop block is fixedly sleeved on the first vertical rod (402) and is attached to the lower part of the left third transverse plate ring, and the right third stop block is fixedly sleeved on the second vertical rod (403) and is attached to the lower part of the right third transverse plate ring.
6. The novel waste sand reclamation apparatus as recited in claim 5, wherein the grinding mechanism (1) further comprises a vibration device (102), the vibration device (102) comprising a first vibrator (1021), a second vibrator (1022), a first spring (1023) and a second spring (1024), wherein:
the first vibrator (1021) is mounted on the left cross plate ring, and the second vibrator (1022) is mounted on the right cross plate ring;
the first spring (1023) is sleeved on the first vertical rod (402) and is positioned between the left transverse plate ring and the left transverse plate ring; the second spring (1024) is sleeved on the second vertical rod (403) and is positioned between the right transverse plate ring and the right transverse plate ring.
7. A novel waste sand recycling device according to claim 2, characterized in that the polishing cylinder (101) is circular, and the circumferences of the sleeves (803) are equidistantly distributed on the upper part of the polishing cylinder (101).
8. The novel waste sand recycling device according to claim 7, wherein the dust collection pipe (802) is a circular ring pipe, and the circular ring pipe is communicated with two sides of the upper part of the sleeve pipe (803).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810726499.2A CN108687302B (en) | 2018-07-04 | 2018-07-04 | Novel waste sand regeneration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726499.2A CN108687302B (en) | 2018-07-04 | 2018-07-04 | Novel waste sand regeneration device |
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| CN108687302B true CN108687302B (en) | 2024-02-23 |
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| CN110252944B (en) * | 2019-07-19 | 2020-12-08 | 益阳紫荆福利铸业有限公司 | Large-scale metal parts precision casting molding sand treatment facility |
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| CN103934412A (en) * | 2014-04-17 | 2014-07-23 | 无锡华统环保工程有限公司 | Device for continuously washing and recycling foundry waste sand |
| CN107525378A (en) * | 2017-08-01 | 2017-12-29 | 芜湖慧宇商贸有限公司 | One kind drying cleaning all-in-one |
| CN207127207U (en) * | 2017-08-25 | 2018-03-23 | 柳州市柳晶科技股份有限公司 | A kind of recycling cast waste sand device |
| CN207127212U (en) * | 2017-08-28 | 2018-03-23 | 柳州市柳晶科技股份有限公司 | A kind of recycling cast waste sand device |
| CN207127198U (en) * | 2017-08-25 | 2018-03-23 | 柳州市柳晶科技股份有限公司 | A kind of recycling cast waste sand device |
| CN208592355U (en) * | 2018-07-04 | 2019-03-12 | 柳晶（溧阳）环保科技有限公司 | A kind of novel antiquated sand regenerating unit |
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2018
- 2018-07-04 CN CN201810726499.2A patent/CN108687302B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934412A (en) * | 2014-04-17 | 2014-07-23 | 无锡华统环保工程有限公司 | Device for continuously washing and recycling foundry waste sand |
| CN107525378A (en) * | 2017-08-01 | 2017-12-29 | 芜湖慧宇商贸有限公司 | One kind drying cleaning all-in-one |
| CN207127207U (en) * | 2017-08-25 | 2018-03-23 | 柳州市柳晶科技股份有限公司 | A kind of recycling cast waste sand device |
| CN207127198U (en) * | 2017-08-25 | 2018-03-23 | 柳州市柳晶科技股份有限公司 | A kind of recycling cast waste sand device |
| CN207127212U (en) * | 2017-08-28 | 2018-03-23 | 柳州市柳晶科技股份有限公司 | A kind of recycling cast waste sand device |
| CN208592355U (en) * | 2018-07-04 | 2019-03-12 | 柳晶（溧阳）环保科技有限公司 | A kind of novel antiquated sand regenerating unit |
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