CN114160753A - Method for sorting raw sand in casting sand treatment solid waste - Google Patents
Method for sorting raw sand in casting sand treatment solid waste Download PDFInfo
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- CN114160753A CN114160753A CN202111420422.0A CN202111420422A CN114160753A CN 114160753 A CN114160753 A CN 114160753A CN 202111420422 A CN202111420422 A CN 202111420422A CN 114160753 A CN114160753 A CN 114160753A
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- sorting
- solid waste
- sand
- bin
- shaft
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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
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
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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
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/044—Devices having a vertical stirrer shaft in a fixed receptacle
Abstract
The invention discloses a method for sorting raw sand in casting sand treatment solid waste, which belongs to the technical field of sand casting and comprises the following steps: s1: the sorting bin is fixed on the rapid sorting mechanism through a blocking mechanism, and the solid waste is placed in the sorting bin; s2: the sorting bin moves in a reciprocating manner in the sorting box through the quick sorting mechanism, so that the solid waste in the sorting bin is quickly sorted; s3: large-particle impurities in the solid waste remain in the separation bin, and raw sand in the solid waste falls into the collection bin through the separation bin. According to the method for sorting the raw sand in the casting sand treatment solid waste, the solid waste can be stirred through the rotating stirring shaft and the stirring blades, so that the raw sand sorting effect is good, the raw sand is not required to be manually sorted by an operator, the workload of the operator can be reduced, the raw sand sorting efficiency is high, and the solid waste in the sorting bin can be conveniently taken down after the raw sand is sorted.
Description
Technical Field
The invention relates to the technical field of sand casting, in particular to a method for sorting raw sand in casting sand treatment solid waste.
Background
Sand casting refers to a casting process that produces a casting in a sand mold. Steel, iron and most nonferrous metal castings can be obtained by sand casting. The molding material used for sand casting is cheap and easy to obtain, the casting mould is simple and convenient to manufacture, and the casting mould can adapt to single-piece production, batch production and mass production of castings, and is a basic process in casting production for a long time. At present, most of methods for sorting raw sand in the solid waste of casting sand treatment are manual sorting by operators, the workload of the operators is increased, and the efficiency of sorting the raw sand is low.
Disclosure of Invention
The invention aims to provide a method for sorting raw sand from solid waste in casting sand treatment, which can stir the solid waste through a rotating stirring shaft and a stirring blade, has good raw sand sorting effect, does not need an operator to manually sort the raw sand, can reduce the workload of the operator, has high raw sand sorting efficiency, and is convenient for taking down the solid waste in a sorting bin after the raw sand is sorted, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a method of selecting separately former sand in casting sand processing solid waste, still concretely involves a sort former sand device, and solid waste selects separately former sand through selecting separately former sand device, selects separately former sand device and includes the separation box, the upper end of separation box is provided with quick sorting mechanism, the storehouse of selecting separately has been placed on the quick sorting mechanism, the storehouse of selecting separately is fixed on quick sorting mechanism through block mechanism, includes following step:
s1: the sorting bin is fixed on the rapid sorting mechanism through a blocking mechanism, and the solid waste is placed in the sorting bin;
s2: the sorting bin moves in a reciprocating manner in the sorting box through the quick sorting mechanism, so that the solid waste in the sorting bin is quickly sorted;
s3: large-particle impurities in the solid waste remain in the separation bin, and raw sand in the solid waste falls into the collection bin through the separation bin.
Further, quick sorting mechanism includes braced frame, driving motor, drive worm, (mixing) shaft and stirring vane, braced frame installs on the separation box, driving motor is installed at braced frame's top, driving motor's output shaft has the drive worm through the coupling joint, the drive worm has the (mixing) shaft through the coupling joint, install stirring vane on the (mixing) shaft, stirring vane is located the inboard in separation storehouse.
Further, quick sorting mechanism still includes drive worm wheel, transmission lead screw and guiding axle, drive worm wheel and transmission worm mesh, the drive worm wheel passes through the spline and installs on the transmission lead screw, the one end of transmission lead screw is passed through the bearing and is installed on braced frame, one side of transmission lead screw is provided with the guiding axle, the guiding axle is installed on braced frame.
Further, transmission lead screw threaded connection has the traction slider, it installs on putting the thing frame to pull the slider, still install the direction slider on putting the thing frame, direction slider swing joint is on the guiding axle.
Further, select separately the storehouse and fix in the inboard of putting the thing frame through block mechanism, block mechanism installs the lower extreme of putting the thing frame.
Further, stop the mechanism and include traction motor, supporting pedestal, first conveyer belt, first traction shaft and the first piece that stops, the supporting pedestal is installed at the lower extreme of putting the thing frame, install traction motor on the supporting pedestal, traction motor's output shaft has first traction shaft through first conveyer belt and belt pulley connection, first traction shaft runs through first piece that stops and installs the lower extreme of putting the thing frame through the bearing.
Further, stop mechanism still includes that drive gear, driven shaft, second conveyer, second pull axle and second stop the piece, drive gear passes through the spline and installs on traction motor's output shaft, drive gear and driven gear meshing, driven gear passes through the spline and installs on the driven shaft, the driven shaft has the second to pull the axle through second conveyer and belt pulley connection, the second pulls the axle and runs through the second and stop the piece and install the lower extreme at putting the thing frame through the bearing.
Further, the both sides terminal surface in separation storehouse is placed on first stopper and second stopper, the bottom in separation storehouse is provided with the separation filter screen.
Further, the collecting bin is placed on the supporting plate, the supporting plate is installed on the supporting legs of the sorting box, the bottom of the sorting box is provided with a discharging port, and the sorting bin is discharged from the sorting box through the discharging port.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to a method for sorting raw sand in casting sand treatment solid waste, wherein the upper end of a sorting box is provided with a quick sorting mechanism, the quick sorting mechanism comprises a supporting frame, a driving motor, a driving worm, a stirring shaft, stirring blades, a driving turbine, a driving screw rod and a guide shaft, the driving screw rod is in threaded connection with a traction slide block, the traction slide block is arranged on an object placing frame, the guide slide block is movably connected on the guide shaft, the solid waste is placed in the sorting bin, the driving motor is started and drives the driving worm to rotate, the driving turbine and the driving screw rod are driven to rotate along with the rotation of the driving screw rod, the driving screw rod drives the traction slide block, the object placing frame and the guide slide block to reciprocate under the guide action of the guide shaft, and the object placing frame reciprocates to enable the sorting bin and the solid waste placed in the sorting bin to reciprocate along with the object placing frame, select separately solid waste through selecting separately the filter screen, solid waste is sorting the in-process of rocking, transmission worm drive (mixing) shaft and stirring vane are rotatory thereupon, can stir solid waste through rotatory (mixing) shaft and stirring vane, make it sort better, it is effectual to make and select separately former sand, large granule impurity in the solid waste is because unable through selecting separately the filter screen and remain in selecting separately the storehouse, former sand in the solid waste falls to collecting bin in through selecting separately the filter screen, do not need the manual former sand of sorting of operating personnel, can alleviate operating personnel's work burden, and it is efficient to make to select separately former sand.
2. The invention relates to a method for sorting raw sand in casting sand treatment solid waste, wherein a sorting bin is fixed on the inner side of an object placing frame through a blocking mechanism, the blocking mechanism comprises a traction motor, a supporting base, a first transmission belt, a first traction shaft, a first blocking block, a driving gear, a driven shaft, a second transmission belt, a second traction shaft and a second blocking block, after the raw sand is sorted, the traction motor drives the first transmission belt and the first traction shaft to rotate, the first traction shaft drives the first blocking block to rotate in the object placing frame in the rotating process, meanwhile, the traction motor drives the driving gear to rotate, as the driving gear is meshed with the driven gear and the driven gear is arranged on the driven shaft through a spline, the driving gear can drive the driven gear and the driven shaft to rotate along with the driven gear in the rotating process, the driven shaft can drive the second transmission belt and the second traction shaft to rotate along with the driven gear in the rotating process, the second pulls the axle and drives the second and block piece at the rotatory in-process and put thing frame internal rotation, and first blocks piece and second and blocks the piece at the pivoted in-process, because first block piece and second block the piece and no longer block the sorting bin for the sorting bin is discharged from the sorting bin through the discharge port under self action of gravity, is convenient for take off the solid waste in the sorting bin.
Drawings
FIG. 1 is a cross-sectional elevation view of a raw sand sorting apparatus of the present invention;
FIG. 2 is a cross-sectional elevation view of the quick sorting mechanism of the present invention connected to a sorting bin;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a side view of FIG. 3 of the present invention;
FIG. 5 is a front view of the sorting bin of the present invention secured within a storage frame by a blocking mechanism;
FIG. 6 is a cross-sectional elevation view of the sorting bin of the present invention secured within a storage frame by a blocking mechanism;
FIG. 7 is an enlarged view of the invention at B of FIG. 5;
fig. 8 is an enlarged view of the invention at C in fig. 6.
In the figure: 1. a sorting box; 11. an outlet port; 2. a rapid sorting mechanism; 21. a support frame; 22. a drive motor; 23. a drive worm; 24. a stirring shaft; 25. a stirring blade; 26. a drive turbine; 27. a transmission screw rod; 271. a traction slide block; 28. a guide shaft; 281. a guide slider; 29. a placement frame; 3. a sorting bin; 31. sorting a filter screen; 4. a blocking mechanism; 41. a traction motor; 42. a support base; 43. a first conveyor belt; 44. a first traction shaft; 45. a first stopper; 46. a drive gear; 47. a driven gear; 48. a driven shaft; 49. a second conveyor belt; 410. a second traction shaft; 411. a second stopper; 5. a collection bin; 6. and a support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a method of selecting raw sand in solid waste is handled to casting sand, still concretely relates to select separately raw sand device, solid waste selects separately raw sand through selecting separately raw sand device, selects separately raw sand device and includes sorting box 1, and the upper end of sorting box 1 is provided with quick sorting mechanism 2, has placed sorting bin 3 on quick sorting mechanism 2, and sorting bin 3 fixes on quick sorting mechanism 2 through blocking mechanism 4, includes following step:
s1: the sorting bin 3 is fixed on the rapid sorting mechanism 2 through a blocking mechanism 4, and the solid waste is placed in the sorting bin 3;
s2: the sorting bin 3 reciprocates in the sorting box 1 through the rapid sorting mechanism 2, so that the solid waste in the sorting bin 3 is rapidly sorted;
s3: large-particle impurities in the solid waste remain in the sorting bin 3, and raw sand in the solid waste falls into the collecting bin 5 through the sorting bin 3.
Referring to fig. 2-4, the rapid sorting mechanism 2 includes a supporting frame 21, a driving motor 22, a driving worm 23, a stirring shaft 24 and a stirring blade 25, the supporting frame 21 is installed on the sorting box 1, the driving motor 22 is installed on the top of the supporting frame 21, an output shaft of the driving motor 22 is connected with the driving worm 23 through a coupling, the driving worm 23 is connected with the stirring shaft 24 through a coupling, the stirring shaft 24 is installed with the stirring blade 25, the stirring blade 25 is located inside the sorting bin 3, during the sorting shaking process of the solid waste, the driving worm 23 drives the stirring shaft 24 and the stirring blade 25 to rotate along with the solid waste, the solid waste can be stirred through the rotating stirring shaft 24 and the stirring blade 25, so that the solid waste can be better sorted, the sorting raw sand effect is good, large particle impurities in the solid waste cannot pass through the sorting filter screen 31 and remain in the sorting bin 3, the raw sand in the solid waste falls into the collecting bin 5 through the sorting filter screen 31, the raw sand does not need to be sorted manually by an operator, the workload of the operator can be reduced, and the raw sand sorting efficiency is high, the rapid sorting mechanism 2 further comprises a transmission turbine 26, a transmission screw rod 27 and a guide shaft 28, the transmission turbine 26 is meshed with the transmission worm 23, the transmission turbine 26 is mounted on the transmission screw rod 27 through a spline, one end of the transmission screw rod 27 is mounted on the supporting frame 21 through a bearing, the driving motor 22 is started and drives the transmission worm 23 to rotate, because the transmission turbine 26 is meshed with the transmission worm 23 and the transmission turbine 26 is mounted on the transmission screw rod 27 through a spline, the transmission worm 23 can drive the transmission turbine 26 and the transmission screw rod 27 to rotate along with the transmission worm rod 27 in the rotating process, the transmission screw rod 27 can drive the traction sliding block 271, the storage frame 29 and the guide sliding block 281 to reciprocate under the guide action of the guide shaft 28 in the rotating process, the reciprocating movement of the object placing frame 29 can lead the sorting bin 3 and the solid waste placed in the sorting bin 3 to reciprocate along with the reciprocating movement, the solid waste is sorted through the sorting filter screen 31, one side of the transmission screw rod 27 is provided with a guide shaft 28, the guide shaft 28 is installed on the supporting frame 21, the transmission screw rod 27 is in threaded connection with a traction sliding block 271, the traction sliding block 271 is installed on the object placing frame 29, a guide sliding block 281 is also installed on the object placing frame 29, and the guide sliding block 281 is movably connected on the guide shaft 28.
The solid waste is placed in the sorting bin 3, the driving motor 22 is started and drives the transmission worm 23 to rotate, the transmission worm 26 is meshed with the transmission worm 23, and the transmission worm 26 is arranged on the transmission screw rod 27 through a spline, so the transmission worm 23 can drive the transmission worm 26 and the transmission screw rod 27 to rotate along with the transmission worm in the rotating process, the transmission screw rod 27 can drive the traction slide block 271, the placing frame 29 and the guide slide block 281 to reciprocate under the guide action of the guide shaft 28 in the rotating process, the placing frame 29 reciprocates to enable the sorting bin 3 and the solid waste placed in the sorting bin 3 to reciprocate along with the transmission worm, the solid waste is sorted through the sorting filter screen 31, the transmission worm 23 drives the stirring shaft 24 and the stirring blades 25 to rotate along with the transmission worm in the sorting shaking process, the solid waste can be stirred through the rotating stirring shaft 24 and the stirring blades 25, make it sort better, make and select separately former sand effectual, large granule impurity in the solid waste remains in sorting bin 3 owing to unable through selecting separately filter screen 31, and former sand in the solid waste falls to collecting bin 5 through selecting separately filter screen 31 in, does not need the manual former sand of sorting of operating personnel, can alleviate operating personnel's work burden, and makes and select separately former sand efficient.
Referring to fig. 5-8, the sorting bin 3 is fixed on the inner side of the storage frame 29 through the blocking mechanism 4, the blocking mechanism 4 is installed at the lower end of the storage frame 29, the blocking mechanism 4 includes a traction motor 41, a support base 42, a first transmission belt 43, a first traction shaft 44 and a first blocking block 45, the support base 42 is installed at the lower end of the storage frame 29, the traction motor 41 is installed on the support base 42, an output shaft of the traction motor 41 is connected with the first traction shaft 44 through the first transmission belt 43 and a belt pulley, the first traction shaft 44 penetrates through the first blocking block 45 and is installed at the lower end of the storage frame 29 through a bearing, the traction motor 41 drives the first transmission belt 43 and the first traction shaft 44 to rotate, the first traction shaft 44 drives the first blocking block 45 to rotate in the storage frame 29 during rotation, the blocking mechanism 4 further includes a driving gear 46, a driven gear 47, The driven shaft 48, the second transmission belt 49, the second traction shaft 410 and the second stopper 411, the driving gear 46 is mounted on the output shaft of the traction motor 41 through a spline, the driving gear 46 is meshed with the driven gear 47, the driven gear 47 is mounted on the driven shaft 48 through a spline, the driven shaft 48 is connected with the second traction shaft 410 through the second transmission belt 49 and a belt pulley, the second traction shaft 410 penetrates through the second stopper 411 and is mounted at the lower end of the storage frame 29 through a bearing, meanwhile, the traction motor 41 drives the driving gear 46 to rotate, because the driving gear 46 is meshed with the driven gear 47 and the driven gear 47 is mounted on the driven shaft 48 through a spline, the driving gear 46 can drive the driven gear 47 and the driven shaft 48 to rotate along with the driven shaft 46 in the rotating process, the driven shaft 48 can drive the second transmission belt 49 and the second traction shaft 410 to rotate along with the driven shaft in the rotating process, the second traction shaft 410 drives the second blocking block 411 to rotate in the object placing frame 29 in the rotating process, the first blocking block 45 and the second blocking block 411 are in the rotating process, and the sorting bin 3 is discharged from the sorting bin 1 through the discharge port 11 under the action of self gravity because the first blocking block 45 and the second blocking block 411 do not block the sorting bin any more, so that solid waste in the sorting bin 3 can be conveniently taken down, the end surfaces of two sides of the sorting bin 3 are placed on the first blocking block 45 and the second blocking block 411, and the bottom of the sorting bin 3 is provided with the sorting filter screen 31.
After raw sand is sorted, the traction motor 41 drives the first conveying belt 43 and the first traction shaft 44 to rotate, the first traction shaft 44 drives the first blocking block 45 to rotate in the storage frame 29 in the rotating process, meanwhile, the traction motor 41 drives the driving gear 46 to rotate, the driving gear 46 is meshed with the driven gear 47, and the driven gear 47 is mounted on the driven shaft 48 through a spline, so that the driving gear 46 can drive the driven gear 47 and the driven shaft 48 to rotate along with the driving gear 46 in the rotating process, the driven shaft 48 can drive the second conveying belt 49 and the second traction shaft 410 to rotate along with the driving gear, the second traction shaft 410 drives the second blocking block 411 to rotate in the storage frame 29 in the rotating process, and in the rotating process of the first blocking block 45 and the second blocking block 411, the sorting bin 3 is not blocked by the first blocking block 45 and the second blocking block 411, so that the sorting bin 3 is discharged from the sorting box 1 through the discharge port 11 under the action of the gravity of the sorting bin 3, and the solid waste in the sorting bin 3 is convenient to take down.
In summary, in the method for sorting the raw sand from the solid waste in the casting sand treatment of the present invention, the solid waste is placed in the sorting bin 3, the driving motor 22 is started and drives the driving worm 23 to rotate, because the driving worm 26 is engaged with the driving worm 23 and the driving worm 26 is mounted on the driving lead screw 27 through a spline, the driving worm 23 can drive the driving worm 26 and the driving lead screw 27 to rotate along with the driving worm in the rotating process, the driving lead screw 27 can drive the traction slider 271, the placing frame 29 and the guide slider 281 to reciprocate under the guiding action of the guide shaft 28 in the rotating process, the placing frame 29 reciprocates to enable the sorting bin 3 and the solid waste placed in the sorting bin 3 to reciprocate along with the driving worm, the solid waste is sorted through the sorting screen 31, the driving worm 23 drives the stirring shaft 24 and the stirring blades 25 to rotate along with the solid waste in the sorting shaking process, solid waste can be stirred through the rotating stirring shaft 24 and the stirring blades 25, so that the solid waste can be better sorted, the raw sand sorting effect is good, large-particle impurities in the solid waste cannot pass through the sorting filter screen 31 and remain in the sorting bin 3, the raw sand in the solid waste falls into the collecting bin 5 through the sorting filter screen 31, the raw sand is not required to be manually sorted by an operator, the workload of the operator can be reduced, the raw sand sorting efficiency is high, after the raw sand is sorted, the traction motor 41 drives the first conveying belt 43 and the first traction shaft 44 to rotate, the first traction shaft 44 drives the first blocking block 45 to rotate in the storage frame 29 in the rotating process, meanwhile, the traction motor 41 drives the driving gear 46 to rotate, and the driving gear 46 is meshed with the driven gear 47 and the driven gear 47 is installed on the driven shaft 48 through splines, so that the driving gear 46 can drive the driven gear 47 and the driven shaft 48 to rotate along with the driven gear in the rotating process, the driven shaft 48 can drive the second conveying belt 49 and the second traction shaft 410 to rotate along with the rotation of the driven shaft 48, the second traction shaft 410 drives the second blocking block 411 to rotate in the object placing frame 29 in the rotating process, and the first blocking block 45 and the second blocking block 411 can not block the sorting bin 3 any more in the rotating process because the first blocking block 45 and the second blocking block 411 can not block the sorting bin 3, so that the sorting bin 3 can be discharged from the sorting bin 1 through the discharge port 11 under the action of the gravity of the sorting bin 3, and the solid waste in the sorting bin 3 can be conveniently taken down.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides a method of selecting separately former sand in casting sand processing solid waste, its characterized in that still concretely relates to selects separately former sand device, and solid waste selects separately former sand through selecting separately former sand device, selects separately former sand device and includes separation box (1), the upper end of separation box (1) is provided with quick sorting mechanism (2), sorting bin (3) have been placed on quick sorting mechanism (2), sorting bin (3) are fixed on quick sorting mechanism (2) through blocking mechanism (4), include following step:
s1: the sorting bin (3) is fixed on the rapid sorting mechanism (2) through a blocking mechanism (4), and solid waste is placed in the sorting bin (3);
s2: the sorting bin (3) reciprocates in the sorting box (1) through the rapid sorting mechanism (2), so that the solid waste in the sorting bin (3) is rapidly sorted;
s3: large-particle impurities in the solid waste remain in the sorting bin (3), and raw sand in the solid waste falls into the collecting bin (5) through the sorting bin (3).
2. The method for sorting the raw sand in the casting sand treatment solid waste is characterized in that the rapid sorting mechanism (2) comprises a supporting frame (21), a driving motor (22), a transmission worm (23), a stirring shaft (24) and stirring blades (25), the supporting frame (21) is installed on the sorting box (1), the driving motor (22) is installed at the top of the supporting frame (21), an output shaft of the driving motor (22) is connected with the transmission worm (23) through a coupler, the transmission worm (23) is connected with the stirring shaft (24) through a coupler, the stirring blades (25) are installed on the stirring shaft (24), and the stirring blades (25) are located on the inner side of the sorting bin (3).
3. The method for sorting the raw sand in the casting sand processing solid waste is characterized in that the quick sorting mechanism (2) further comprises a transmission turbine (26), a transmission screw rod (27) and a guide shaft (28), wherein the transmission turbine (26) is meshed with the transmission worm rod (23), the transmission turbine (26) is mounted on the transmission screw rod (27) through a spline, one end of the transmission screw rod (27) is mounted on the supporting frame (21) through a bearing, the guide shaft (28) is arranged on one side of the transmission screw rod (27), and the guide shaft (28) is mounted on the supporting frame (21).
4. The method for sorting the raw sand from the casting sand treatment solid waste is characterized in that the transmission screw rod (27) is in threaded connection with a traction slide block (271), the traction slide block (271) is installed on a storage frame (29), a guide slide block (281) is further installed on the storage frame (29), and the guide slide block (281) is movably connected to a guide shaft (28).
5. The method for sorting the raw sand in the foundry sand treatment solid waste according to claim 4, characterized in that the sorting bin (3) is fixed inside the storage frame (29) by a blocking mechanism (4), and the blocking mechanism (4) is installed at the lower end of the storage frame (29).
6. The method for sorting the raw sand in the casting sand processing solid waste is characterized in that the blocking mechanism (4) comprises a traction motor (41), a support base (42), a first transmission belt (43), a first traction shaft (44) and a first blocking block (45), the support base (42) is installed at the lower end of the object placing frame (29), the traction motor (41) is installed on the support base (42), an output shaft of the traction motor (41) is connected with the first traction shaft (44) through the first transmission belt (43) and a belt pulley, and the first traction shaft (44) penetrates through the first blocking block (45) and is installed at the lower end of the object placing frame (29) through a bearing.
7. The method for sorting the raw sand in the casting sand processing solid waste is characterized in that the blocking mechanism (4) further comprises a driving gear (46), a driven gear (47), a driven shaft (48), a second transmission belt (49), a second traction shaft (410) and a second blocking block (411), the driving gear (46) is mounted on the output shaft of the traction motor (41) through a spline, the driving gear (46) is meshed with the driven gear (47), the driven gear (47) is mounted on the driven shaft (48) through a spline, the driven shaft (48) is connected with the second traction shaft (410) through the second transmission belt (49) and a belt pulley, and the second traction shaft (410) penetrates through the second blocking block (411) and is mounted at the lower end of the placing frame (29) through a bearing.
8. The method for sorting the raw sand in the foundry sand treatment solid waste according to claim 7, wherein both side end surfaces of the sorting bin (3) are placed on the first and second stoppers (45, 411), and a sorting screen (31) is provided at the bottom of the sorting bin (3).
9. The method for sorting the raw sand in the casting sand processing solid waste is characterized in that the collecting bin (5) is placed on a support plate (6), the support plate (6) is installed on a support leg of the sorting box (1), a discharge port (11) is formed in the bottom of the sorting box (1), and the sorting bin (3) is discharged from the sorting box (1) through the discharge port (11).
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| CN202111420422.0A CN114160753A (en) | 2021-11-26 | 2021-11-26 | Method for sorting raw sand in casting sand treatment solid waste |
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