CN112973860A - Concrete equipment and production method thereof - Google Patents
Concrete equipment and production method thereof Download PDFInfo
- Publication number
- CN112973860A CN112973860A CN202110274357.9A CN202110274357A CN112973860A CN 112973860 A CN112973860 A CN 112973860A CN 202110274357 A CN202110274357 A CN 202110274357A CN 112973860 A CN112973860 A CN 112973860A
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- Prior art keywords
- loading
- cavity
- output
- inner cavity
- filter screen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses concrete production equipment which comprises a connecting box body, wherein a matching containing cavity is arranged in the connecting box body, a loading inner cavity is arranged at the top of the matching containing cavity, a side fixing block is arranged at one side of the connecting box body, an internal driving motor is arranged in the side fixing block, a rotating box is arranged at one side of an output shaft of the internal driving motor, a side connecting cavity is arranged in the rotating box, the loading box body is arranged in the side connecting cavity in a sliding manner, a grinding device for grinding gravel is arranged in the loading box body, and the equipment can directly utilize a side filter screen box and a middle filter screen to filter sand grains, and can grind the sand grains which do not meet the filtering specification again and then return to the side filter screens for re-filtering, so that the use efficiency of the gravel in the concrete.
Description
Technical Field
The invention relates to the technical field of concrete production equipment, in particular to concrete equipment and a production method thereof.
Background
The existing equipment has more defects, sand is the concrete which cannot be separated in the production process, but the different diameters of the sand affect the actual use efficiency of the equipment, firstly, the sand with different diameters is screened by adopting a fixed-size net structure in the existing equipment, but the sand which does not meet the specification is retained on a screening net after screening, and can not be timely and efficiently cleared away or directly smashed into the sand which meets the requirements for recycling, so that the waste of the sand is caused, the raw materials are greatly wasted, most of the modes adopted in the existing equipment are that the sand is manually cleared by personnel and is difficult to collect for centralized crushing, the cost of the actual equipment used by the personnel is greatly increased, and the sand is extremely cracked by the inconvenience of the personnel, the reliability of the practical use of the equipment is greatly reduced.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a concrete production apparatus which can solve the above-mentioned problems in the prior art.
The invention is realized by the following technical scheme: the invention relates to concrete production equipment which comprises a connecting box body, wherein a matching containing cavity is arranged in the connecting box body, a loading inner cavity is arranged at the top of the matching containing cavity, a side fixing block is arranged at one side of the connecting box body, an internal driving motor is arranged in the side fixing block, a rotating box is arranged at one side of an output shaft of the internal driving motor, a side connecting cavity is arranged in the rotating box, the loading box body is arranged in the side connecting cavity in a sliding manner, a grinding device for grinding gravel is arranged in the loading box body, a lifting device for driving the loading box body to lift is arranged in the rotating box, a discharging device for discharging gravel out of the rotating box is arranged in the side connecting cavity, a pushing device capable of collecting gravel and pushing the gravel into the rotating box body again for screening is arranged in the loading inner cavity, and, the annular is provided with the annular piece of symmetry that slides in the annular, annular piece one side is provided with the side filter box case, be provided with middle filter screen in the connecting box body, middle filter screen and top side the side filter box supports the setting mutually, the cooperation holds the intracavity be provided with side filter screen case drive rotates so that empty the grit that will not conform to the specification and enter into load the device of empting of intracavity.
According to the technical scheme, the grinding device comprises a loading inner cavity arranged in the loading box body, a plurality of connecting boxes and output rods are arranged in the end wall of the loading inner cavity in a rotating mode, a plurality of protruding blocks and pointed blocks are arranged on the outer surfaces of the connecting boxes and the output rods respectively, the protruding blocks and the pointed blocks are arranged in a staggered mode, a plurality of extrusion blocks are arranged in the end wall of the loading inner cavity, and the extrusion blocks and the protruding blocks are arranged in a staggered mode.
According to the technical scheme, the lifting device comprises a sliding inner cavity arranged in the rotating box, a bottom output motor is arranged in the sliding inner cavity, one side of the bottom output motor is connected with a connecting output rod in a power mode, a lifting block is arranged on one side of the loading box body, the lifting block is connected with the sliding inner cavity in a sliding fit mode, and the lifting block is connected with the connecting output rod in a threaded fit mode.
Further technical scheme, the eduction gear package with set up in the motor is rotated in the output of side connection intracavity, motor one side power connection is rotated in the output is provided with the output connecting axle, the intracavity intercommunication is connected to the side is provided with the cooperation spout, the gliding lift shielding plate that is provided with in cooperation spout and the side connection intracavity, the lift shielding plate with output connecting axle screw-thread fit connects.
According to a further technical scheme, the pushing device comprises a matching connection cavity arranged in the lower end wall of the loading inner cavity, a movable support is arranged in the matching connection cavity in a sliding mode, a buffering connection spring is elastically arranged between the movable support and the end wall of the matching connection cavity, a motor-driven conveyor is arranged in the movable support, and a pushing assembly capable of pushing sand grains is arranged on the upper side of the side filter screen box at the top of the movable support.
Further technical scheme, promote the subassembly including set up in the connection cooperation casing at side filter screen roof portion, be provided with the inside cooperation chamber in the connection cooperation casing, be provided with output connection cooperation pole in the inside cooperation chamber endwall, output connection cooperation pole one side power connection is provided with the output shaft, output shaft one side is provided with the connection cooperation seat, the connection cooperation seat with the output shaft normal running fit is connected, the connection cooperation seat with side filter screen case is fixed, be provided with in the connection cooperation seat and pass the inner chamber, load inner chamber and the gliding extrusion board that is provided with of side filter screen incasement, the extrusion board with output shaft screw-thread fit connects.
According to a further technical scheme, the dumping device comprises an inner block arranged in the cavity is contained in a matched mode, a connecting shaft is arranged in the inner block in a rotating mode, the connecting shaft is driven to rotate by a connecting motor arranged in the inner block, symmetrical bevel gears are arranged on two sides of the connecting shaft, a driven meshing bevel gear is arranged on one side of each bevel gear in a meshed mode, a meshing gear is arranged on one side of each driven meshing bevel gear, and the meshing gear is meshed with the annular block.
The invention has the beneficial effects that:
the equipment has simple structure, and can directly utilize the side screen box and the middle screen to filter sand grains, and the sand grains which do not meet the filtering specification can be crushed again and then returned for re-filtering, so as to improve the use efficiency of sand and stone in the production process of concrete.
When the equipment works, firstly, the driven bevel gear is driven to rotate under the action of the bevel gear after the connecting shaft works, the annular block is driven to slide in the annular groove after the annular block rotates, the side filter screen boxes are separated from each other, sand and stone enter the loading inner cavity along the conveyor after the side filter screen boxes are lifted, at the moment, the output connecting matching rod drives the output shaft to rotate after working, the pushing plate fully pushes and discharges the sand and stone on one side of the side filter screen boxes into the loading inner cavity after sliding, and at the moment, the side filter screen boxes can push the moving bracket to extend into the matching connecting cavity due to the fact that the side filter screen boxes are arranged in a mode of being abutted against the moving bracket, the buffering connecting spring is in a compression state, and the sand and stone can be better guided into the side connecting cavity, then the connecting box and the output rod drive the convex blocks and the pointed blocks to rotate after working, the convex blocks, the pointed blocks and the extruded blocks grind the gravels integrally under the action of the extruded blocks, the loading box body slides upwards and the lifting baffle plate slides downwards under the action of the bottom output motor and the output rotating motor, the lifting baffle plate and the loading box body are abutted against one side of a rectangular opening at the left side of the loading inner cavity, then the rotating box can rotate after the internal driving motor works, the gravels in the loading inner cavity can pass through the loading inner cavity to form a rectangular opening and enter the loading inner cavity, the gravels are discharged into the passing inner cavity under the action of the conveyor, and the side filter net box further filters the gravels, and enabling the gravels meeting the specification to pass through the side filter screen box and the middle filter screen and continue to be transported downwards.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view showing an internal structure of a concrete production apparatus according to the present invention;
FIG. 2 is a schematic view at A in FIG. 1;
FIG. 3 is a schematic view at B of FIG. 1;
FIG. 4 is a schematic view at C of FIG. 2;
FIG. 5 is a schematic view at D of FIG. 2;
FIG. 6 is a cutaway schematic view of the internal mating chamber of FIG. 3;
in the figure, a connecting box body 11, a rotating box 21, a connecting output rod 22, a sliding inner cavity 23, a side fixing block 24, an internal driving motor 25, a matching connecting cavity 26, a buffer connecting spring 27, a moving bracket 29, a conveyor 31, a ring groove 32, a matching accommodating cavity 33, a meshing gear 34, a ring block 35, a driven meshing bevel gear 36, a connecting shaft 37, an internal block 38, a middle filter screen 39, a side filter screen box 41, a penetrating inner cavity 42, an output shaft 43, a connecting matching seat 44, a loading inner cavity 45, a side connecting cavity 46, a pushing plate 51, a connecting matching shell 52, an output connecting matching rod 53, an internal matching cavity 54, an output connecting shaft 61, a lifting shielding plate 62, a matching sliding groove 63, an output rotating motor 64, a lifting block 71, a bottom output motor 72, a connecting box 73, a protruding block 74, an output rod 75, a loading inner cavity 76, a pointed block 77, a squeezing block 78 and a loading box.
Detailed Description
As shown in fig. 1 to 6, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the up-down, left-right and front-back direction mentioned below is consistent with the up-down, left-right and front-back direction of the projection relation of the self-body in fig. 1, the concrete production equipment of the invention comprises a connecting box body 11, a matching containing cavity 33 is arranged in the connecting box body 11, a loading inner cavity 45 is arranged on the top of the matching containing cavity 33, a side fixing block 24 is arranged on one side of the connecting box body 11, an internal driving motor 25 is arranged in the side fixing block 24, a rotating box 21 is arranged on one side of an output shaft of the internal driving motor 25, a side connecting cavity 46 is arranged in the rotating box 21, a loading box body 79 is arranged in the side connecting cavity 46 in a sliding manner, a grinding device for grinding sand and stone is arranged in the loading box body 79, a lifting device for driving the loading box body 79 to lift up and down is arranged in the rotating box 21, a, loading inner chamber 45 is provided with the thrust unit who can collect the grit and push the grit again and filter, the cooperation holds the intracavity 33 and is provided with annular 32, gliding annular piece 35 that is provided with the symmetry in annular 32, annular piece 35 one side is provided with side filter screen case 41, be provided with middle filter screen 39 in the connecting box 11, middle filter screen 39 with the top side filter screen case 41 offsets and sets up, the cooperation holds the intracavity 33 and is provided with will side filter screen case 41 drive is rotated so that empty the grit that will not conform to the specification and enter into load the device of empting in the inner chamber 45.
Advantageously, the grinding device comprises a loading chamber 76 arranged inside said loading box 79, said loading chamber 76 being provided, in rotation, in the end walls thereof, with a plurality of connecting boxes 73 and output rods 75, said connecting boxes 73 and output rods 75 being provided, on the outer surfaces thereof, with a plurality of projections 74 and spikes 77, respectively, said projections 74 and spikes 77 being staggered with respect to each other, and said loading chamber 76 being provided, in the end walls thereof, with a plurality of squeezing blocks 78, said squeezing blocks 78 being staggered with respect to said projections 74.
Beneficially, the lifting device includes a sliding inner cavity 23 disposed in the rotating box 21, a bottom output motor 72 is disposed in the sliding inner cavity 23, a connection output rod 22 is disposed on one side of the bottom output motor 72 in a power connection manner, a lifting block 71 is disposed on one side of the loading box 79, the lifting block 71 is connected with the sliding inner cavity 23 in a sliding fit manner, and the lifting block 71 is connected with the connection output rod 22 in a threaded fit manner.
Advantageously, the ejector pack is connected with an output rotating motor 64 arranged in the side connecting cavity 46, an output connecting shaft 61 is arranged on one side of the output rotating motor 64 in a power connection mode, a matching sliding chute 63 is arranged in the side connecting cavity 46 in a communication mode, a lifting shielding plate 62 is arranged in the matching sliding chute 63 and the side connecting cavity 46 in a sliding mode, and the lifting shielding plate 62 is connected with the output connecting shaft 61 in a threaded matching mode.
Advantageously, the pushing device comprises a matching connection cavity 26 arranged in the lower end wall of the loading cavity 45, a moving bracket 29 is arranged in the matching connection cavity 26 in a sliding mode, a buffer connection spring 27 is elastically arranged between the moving bracket 29 and the end wall of the matching connection cavity 26, a motor-driven conveyor 31 is arranged in the moving bracket 29, and a pushing assembly capable of pushing sand grains is arranged on the upper side of the side screen box 41 on the top.
Beneficially, wherein, the pushing assembly includes the connection cooperation casing 52 arranged at the top of the side screen box 41, an internal cooperation cavity 54 is arranged in the connection cooperation casing 52, an output connection cooperation rod 53 is arranged in the end wall of the internal cooperation cavity 54, an output shaft 43 is arranged on one side of the output connection cooperation rod 53 in a power connection manner, a connection cooperation seat 44 is arranged on one side of the output shaft 43, the connection cooperation seat 44 is connected with the output shaft 43 in a rotating fit manner, the connection cooperation seat 44 is fixed with the side screen box 41, a passing inner cavity 42 is arranged in the connection cooperation seat 44, a pushing plate 51 is arranged in the passing inner cavity 42, the loading inner cavity 45 and the side screen box 41 in a sliding manner, and the pushing plate 51 is in threaded fit connection with the output shaft 43.
Beneficially, the dumping device comprises an inner block 38 disposed in the matching accommodating cavity 33, a connecting shaft 37 is rotatably disposed in the inner block 38, the connecting shaft 37 is driven by a connecting motor disposed in the inner block 38 to rotate, symmetrical bevel gears are disposed on two sides of the connecting shaft 37, a driven engaging bevel gear 36 is disposed on one side of each bevel gear in an engaging manner, an engaging gear 34 is disposed on one side of each driven engaging bevel gear 36, and the engaging gear 34 is disposed in an engaging manner with the annular block 35.
In the initial state, the devices, components and structures are in the stop working state, the equipment can directly utilize the side filter net cages 41 and the middle filter screen 39 to filter sand grains, and sand grains which do not meet the filtering specification can be crushed again and then returned for re-filtering, so that the use efficiency of sand and stone in the concrete production process is improved.
When the equipment works, firstly, after the connecting shaft 37 works, the driven meshing bevel gear 36 is driven to rotate under the action of the bevel gear, the annular block 35 is driven to slide in the annular groove 32 after the annular block 35 rotates, the side filter net boxes 41 are far away from each other, the sand enters the loading inner cavity 76 along the conveyor 31 after the side filter net boxes 41 are lifted, at the moment, the output connecting matching rod 53 works, the output shaft 43 is driven to rotate, the pushing plate 51 slides, the sand on one side of the side filter net box 41 is fully pushed and discharged into the loading inner cavity 45, and at the moment, because the side filter net boxes 41 are arranged against the movable bracket 29, the side filter net boxes 41 can push the movable bracket 29 to extend into the matching connecting cavity 26, and the buffer connecting spring 27 is in a compressed state, the sand can be better guided into the side connecting cavity 46, then the connecting box 73 and the output rod 75 are operated to drive the convex blocks 74 and the pointed blocks 77 to rotate, the convex blocks 74, the pointed blocks 77 and the squeezing blocks 78 grind the sand integrally under the action of the squeezing blocks 78, the loading box body 79 is made to slide upwards under the action of the bottom output motor 72 and the output rotating motor 64, the lifting shielding plate 62 is made to slide downwards, the lifting shielding plate 62 and the loading box body 79 are made to abut against one side of a rectangular opening at the left side of the loading cavity 45, then the internal driving motor 25 is operated to rotate the rotating box 21, the sand in the loading cavity 76 can pass through the loading cavity 45 to form a rectangular opening to enter the loading cavity 45, and the sand is discharged into the through cavity 42 under the action of the conveyor 31, and the side screen boxes 41 further filter the sand, so that the sand meeting the specification can be continuously transported downwards through the side screen boxes 41 and the middle screen 39.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (8)
1. A concrete production device comprises a connecting box body, wherein a matching containing cavity is arranged in the connecting box body, a loading inner cavity is arranged at the top of the matching containing cavity, a side fixing block is arranged on one side of the connecting box body, an internal driving motor is arranged in the side fixing block, a rotating box is arranged on one side of an output shaft of the internal driving motor, a side connecting cavity is arranged in the rotating box, the loading box body is arranged in the side connecting cavity in a sliding manner, a grinding device for grinding gravel is arranged in the loading box body, a lifting device for driving the loading box body to lift is arranged in the rotating box, a discharging device for discharging gravel out of the rotating box is arranged in the side connecting cavity, a pushing device capable of collecting gravel and pushing gravel into the rotating box again for screening is arranged in the loading inner cavity, an annular groove is, the annular is provided with the annular piece of symmetry that slides in the annular, annular piece one side is provided with the side filter box case, be provided with middle filter screen in the connecting box body, middle filter screen and top side the side filter box supports the setting mutually, the cooperation holds the intracavity be provided with side filter screen case drive rotates so that empty the grit that will not conform to the specification and enter into load the device of empting of intracavity.
2. A concrete production apparatus according to claim 1, wherein: the grinding device comprises a loading inner cavity arranged in the loading box body, a plurality of connecting boxes and output rods are arranged in the end wall of the loading inner cavity in a rotating mode, a plurality of protruding blocks and pointed blocks are arranged on the outer surfaces of the connecting boxes and the outer surfaces of the output rods respectively, the protruding blocks and the pointed blocks are arranged in a staggered mode, a plurality of extruding blocks are arranged in the end wall of the loading inner cavity, and the extruding blocks and the protruding blocks are arranged in a staggered mode.
3. A concrete production apparatus according to claim 1, wherein: the lifting device comprises a sliding inner cavity arranged in the rotating box, a bottom output motor is arranged in the sliding inner cavity, one side of the bottom output motor is connected with a connecting output rod in a power connection mode, a lifting block is arranged on one side of the loading box body, the lifting block is connected with the sliding inner cavity in a sliding fit mode, and the lifting block is connected with the connecting output rod in a threaded fit mode.
4. A concrete production apparatus according to claim 1, wherein: the eduction gear package with set up in the motor is rotated in the output of side connection intracavity, motor one side power connection is rotated in the output is provided with the output connecting axle, the intracavity intercommunication is connected to the side is provided with the cooperation spout, the gliding lift shielding plate that is provided with in cooperation spout and the side connection intracavity, the lift shielding plate with output connecting axle screw-thread fit connects.
5. A concrete production apparatus according to claim 1, wherein: the pushing device comprises a matching connection cavity arranged in the lower end wall of the loading inner cavity, a movable support is arranged in the matching connection cavity in a sliding mode, a buffer connection spring is elastically arranged between the movable support and the end wall of the matching connection cavity, a motor-driven conveyor is arranged in the movable support, and a pushing assembly capable of pushing sand grains is arranged on the upper side of the side filter screen box at the top.
6. A concrete production apparatus according to claim 5, wherein: the promotion subassembly including set up in the connection cooperation casing at side filter screen roof portion, be provided with the inside cooperation chamber in the connection cooperation casing, be provided with output connection cooperation pole in the inside cooperation chamber endwall, output connection cooperation pole one side power connection is provided with the output shaft, output shaft one side is provided with the connection cooperation seat, the connection cooperation seat with the output shaft normal running fit is connected, the connection cooperation seat with the side filter screen case is fixed, be provided with in the connection cooperation seat and pass the inner chamber, load the inner chamber and the side filter screen incasement gliding extrusion board that is provided with, the extrusion board with output shaft screw-thread fit connects.
7. A concrete production apparatus according to claim 1, wherein: the dumping device comprises an inner block arranged in the cavity, a connecting shaft is arranged in the inner block in a matched manner, the connecting shaft is driven to rotate by a connecting motor arranged in the inner block, symmetrical bevel gears are arranged on two sides of the connecting shaft, a driven meshing bevel gear is arranged on one side of each bevel gear in a meshed manner, a meshing gear is arranged on one side of each driven meshing bevel gear, and the meshing gear is meshed with the annular block.
8. A method of producing concrete according to claim 1, comprising: firstly, after the connecting shaft works, the driven meshing bevel gear is driven to rotate under the action of the bevel gear, the annular block is driven to slide in the annular groove after the annular block rotates, the side filter screen boxes are far away from each other, gravel is fed into the loading inner cavity along the conveyor after the side filter screen boxes are lifted, at the moment, the output connecting and matching rod works and drives the output shaft to rotate, the pushing plate slides and fully pushes the gravel on one side of the side filter screen boxes to be discharged into the loading inner cavity, and at the moment, because the side filter screen boxes are arranged against the movable support, the side filter screen boxes can push the movable support to extend into the matching connecting cavity, the buffer connecting spring is in a compressed state, and the gravel can be better guided into the side connecting cavity, then the connecting box and the output rod drive the convex blocks and the pointed blocks to rotate after working, the convex blocks, the pointed blocks and the extruded blocks grind the gravels integrally under the action of the extruded blocks, the loading box body slides upwards and the lifting baffle plate slides downwards under the action of the bottom output motor and the output rotating motor, the lifting baffle plate and the loading box body are abutted against one side of a rectangular opening at the left side of the loading inner cavity, then the rotating box can rotate after the internal driving motor works, the gravels in the loading inner cavity can pass through the loading inner cavity to form a rectangular opening and enter the loading inner cavity, the gravels are discharged into the passing inner cavity under the action of the conveyor, and the side filter net box further filters the gravels, and enabling the gravels meeting the specification to pass through the side filter screen box and the middle filter screen and continue to be transported downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110274357.9A CN112973860A (en) | 2021-03-15 | 2021-03-15 | Concrete equipment and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110274357.9A CN112973860A (en) | 2021-03-15 | 2021-03-15 | Concrete equipment and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112973860A true CN112973860A (en) | 2021-06-18 |
Family
ID=76335216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110274357.9A Withdrawn CN112973860A (en) | 2021-03-15 | 2021-03-15 | Concrete equipment and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112973860A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114042621A (en) * | 2021-10-22 | 2022-02-15 | 上海瑢端金属冶炼有限公司 | Gravel classifying and screening equipment for vibrating beating |
-
2021
- 2021-03-15 CN CN202110274357.9A patent/CN112973860A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114042621A (en) * | 2021-10-22 | 2022-02-15 | 上海瑢端金属冶炼有限公司 | Gravel classifying and screening equipment for vibrating beating |
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Application publication date: 20210618 |