CN116459908A - Sand making equipment for producing machine-made sand by utilizing mine tailings - Google Patents
Sand making equipment for producing machine-made sand by utilizing mine tailings Download PDFInfo
- Publication number
- CN116459908A CN116459908A CN202310570570.3A CN202310570570A CN116459908A CN 116459908 A CN116459908 A CN 116459908A CN 202310570570 A CN202310570570 A CN 202310570570A CN 116459908 A CN116459908 A CN 116459908A
- Authority
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- China
- Prior art keywords
- sand
- roller frame
- inverted
- grinding hopper
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004576 sand Substances 0.000 title claims abstract description 87
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000004575 stone Substances 0.000 abstract description 31
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
-
- 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)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses sand making equipment for producing machine-made sand by using mine tailings, which comprises a bottom plate, wherein two vertical plates are fixedly connected to the middle part of the upper surface of the bottom plate, a sand grinding hopper is rotatably connected between the two vertical plates, the section of the sand grinding hopper is U-shaped, one side of the bottom of the sand grinding hopper is provided with a discharge hole, and an inverted U-shaped roller frame is arranged in the sand grinding hopper. The reverse U-shaped roller frame is driven to move downwards in the grinding hopper through the lifting structure, meanwhile, the crushing roller is gradually close to the inner bottom of the grinding hopper along with the reverse U-shaped roller frame, after a gap between the reverse U-shaped roller frame and the crushing roller frame is reduced to a proper height, stones are thrown into the grinding hopper, the motor is controlled to drive the crushing roller to rotate, the crushing roller drives the stones between the crushing roller and the side wall of the grinding hopper to enter the lower bottom of the grinding hopper, the stones are crushed to a proper diameter through extrusion, and then the stones are discharged from the discharge hole, so that the gap between the crushing roller and the inner bottom of the grinding hopper is adjusted, sand stones with various diameter specifications can be manufactured, and the sand manufacturing cost is reduced.
Description
Technical Field
The invention relates to the technical field of tailing utilization, in particular to sand making equipment for producing machine-made sand by using mine tailings.
Background
The part of the product of the separation operation in the mineral separation, which has low content of useful target components and cannot be used for production, is called tailings, and the tailings are not completely useless waste materials, often contain components which can be used for other purposes and can be comprehensively utilized. Realizing no waste discharge, and being the requirement for fully utilizing mineral resources and protecting ecological environment.
The tailings can be decomposed into relatively smaller stones after being processed by the mine tailings production machine, the subsequent sorting and processing are convenient, the tailings without metal content can be used for processing into recycled sand and stone aggregates, including waste stones and the like, the tailings can be used for processing the sand and stone aggregates, the tailings are wide in application, the stones are required to be thrown into sand making equipment with crushing rollers during sand making, and the stones are extruded and crushed through continuous rotation of the crushing rollers, so that the sand and stone aggregates are finally manufactured.
In the operation process, the crushing roller inside the single sand making device is not adjustable, so that the single sand making device can only crush the diameter of the single sand stone, when stones are crushed into sand stones with various specifications and diameters, various sand making devices are needed to be prepared, the sand making cost is definitely increased, meanwhile, the grinding condition of the convex teeth on the surface of the crushing roller can occur after the crushing roller works for a long time when the stones are extruded, the sand making effect is poor, the crushing roller needs to be replaced at the moment, in the existing sand making device, due to the large size of the existing sand making device, the inner structure of the existing sand making device is complex, and long-time cooperation of lifting equipment is needed during disassembly and assembly, so that the replacement cost of the crushing roller is further increased.
Disclosure of Invention
The invention provides sand making equipment for producing machine-made sand by using mine tailings, wherein the distance between a crushing roller and an inner bottom of a grinding hopper of the sand making equipment is adjustable, sand with various diameter specifications can be made, and the sand making cost is reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides sand making equipment for producing machine-made sand by using mine tailings, which comprises a bottom plate, wherein two vertical plates are fixedly connected to the middle part of the upper surface of the bottom plate, a sand grinding hopper is rotatably connected between the two vertical plates, the cross section of the sand grinding hopper is U-shaped, one side of the bottom of the sand grinding hopper is provided with a discharge hole, an inverted U-shaped roller frame is arranged in the sand grinding hopper, one side of the inverted U-shaped roller frame is detachably connected with a dismounting plate, the dismounting plate is rotatably connected with a plug bush on the opposite surface of the other side wall of the inverted U-shaped roller frame, a crushing roller is clamped between the two plug bushes through a limiting structure, and a motor for driving the side plug bush to rotate is fixedly arranged on the side wall of the inverted U-shaped roller frame;
the two sides of the upper end opening of the grinding hopper are fixedly connected with supporting plates, a lifting structure for driving the inverted U-shaped roller frame to move up and down is rotationally connected between the two supporting plates, one side of the surface of the bottom plate, which is far away from the discharge hole, is provided with a supporting top assembly for driving the grinding hopper to switch between a first state and a second state, and in the first state, the grinding hopper is vertically arranged and is mutually perpendicular to the bottom plate; in the second state, the grinding hopper is obliquely arranged, and the upper end opening is far away from the propping assembly.
According to the sand making equipment for producing machine-made sand by using the mine tailings, when the sand making equipment is used, the inverted U-shaped roller frame is driven to move downwards in the sand grinding hopper through the lifting structure according to the diameter requirement of the sand making equipment, meanwhile, the crushing roller follows the inverted U-shaped roller frame to gradually approach the inner bottom of the sand grinding hopper, after the gap between the inverted U-shaped roller frame and the inverted U-shaped roller frame is reduced to a proper height, stones are thrown into the sand grinding hopper, the motor is controlled to drive the crushing roller to rotate, the crushing roller drives the stones between the crushing roller and the side wall of the sand grinding hopper to enter the lower bottom of the sand grinding hopper, the stones are crushed to a proper diameter through extrusion, and then the stones are discharged from the discharge hole;
when the crushing roller needs to be replaced, the inverted U-shaped roller frame is driven to move upwards through the lifting structure until the crushing roller moves out of the upper end opening of the sand hopper, the sand hopper is driven to enter a second state through the supporting component, the lifting structure rotates between the two supporting plates under the action of gravity of the crushing roller, the lifting structure still keeps a vertical state with the bottom plate together with the crushing roller, the crushing roller is controlled to move downwards to be in contact with the surface of the bottom plate, the disassembling plate is detached, and the disassembling of the crushing roller is completed.
Preferably, the upper end fixedly connected with T shape fixture block of dismouting board, set up the T shape recess with T shape fixture block adaptation on the lateral wall of reverse U-shaped roller frame, be provided with the grafting subassembly that is used for fixed T shape fixture block on the lateral wall of reverse U-shaped roller frame.
Preferably, the plug assembly comprises a plug hole formed in the side wall of the inverted U-shaped roller frame, the plug hole penetrates through the T-shaped groove, a plug is plugged in the plug hole, and a fixing hole for plugging with the plug is formed in the side wall of the T-shaped clamping block in a penetrating mode.
Preferably, the end part of the bolt is fixedly connected with a magnet which is magnetically connected with the iron inverted U-shaped roller frame.
Preferably, cross-shaped sliding grooves are formed in two side walls of the grinding hopper, cross-shaped sliding blocks are rotationally connected to the dismounting plate and the back surface of the other side wall of the inverted U-shaped roller frame, the two cross-shaped sliding blocks are respectively and slidably connected to the two cross-shaped sliding grooves, and one of the cross-shaped sliding blocks is rotationally connected to an output shaft of the motor.
Preferably, the upper surface of the inverted U-shaped roller frame is fixedly connected with a slope plate, and the high end of the slope plate faces one side of the discharge hole.
Preferably, the limiting structure comprises two limiting grooves formed in the plug bush, and two limiting blocks clamped with the limiting grooves are fixedly connected to the shaft rod at the end part of the crushing roller.
Preferably, the lifting structure comprises a transverse plate which is rotatably connected between two supporting plates, a first electric push rod is fixedly arranged in the middle of the transverse plate, and the movable end of the first electric push rod is fixedly connected with the middle of the inverted U-shaped roller frame.
Preferably, the propping assembly comprises a second electric push rod, and two ends of the second electric push rod are respectively connected with the bottom plate and the grinding bucket in a rotating way through hinge seats.
The beneficial effects are that:
1. the reverse U-shaped roller frame is driven to move downwards in the grinding hopper through the lifting structure, meanwhile, the crushing roller is gradually close to the inner bottom of the grinding hopper along with the reverse U-shaped roller frame, after a gap between the reverse U-shaped roller frame and the crushing roller frame is reduced to a proper height, stones are thrown into the grinding hopper, the motor is controlled to drive the crushing roller to rotate, the crushing roller drives the stones between the crushing roller and the side wall of the grinding hopper to enter the lower bottom of the grinding hopper, the stones are crushed to a proper diameter through extrusion, and then the stones are discharged from the discharge hole, so that the gap between the crushing roller and the inner bottom of the grinding hopper is adjusted, sand stones with various diameter specifications can be manufactured, and the sand manufacturing cost is reduced.
2. The reverse U-shaped roller frame is driven to move upwards through the lifting structure until the crushing roller moves out of the upper end opening of the sand hopper, the sand hopper is driven to enter a second state through the supporting component, the lifting structure rotates between the two supporting plates under the action of gravity of the crushing roller, the lifting structure still keeps perpendicular to the bottom plate together with the crushing roller, the crushing roller is controlled to move downwards to be in contact with the surface of the bottom plate, the disassembling plate is detached later, the disassembling of the crushing roller is completed, the whole disassembling and assembling process of the crushing roller can be carried out on the bottom plate, the use of lifting equipment is avoided, the disassembling and assembling are rapid and convenient, and the replacement cost of the crushing roller is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional perspective view of the sand hopper of the present invention;
FIG. 3 is a perspective view of a break roller and associated structure of the present invention in an exploded view;
fig. 4 is a perspective view of a second state of the sanding bucket of the present invention.
The reference numerals are explained as follows:
1. a bottom plate; 2. a vertical plate; 3. a plug assembly; 3a, a bolt hole; 3b, a bolt; 3c, fixing holes; 3d, a magnet; 4. grinding sand hopper; 5. an inverted U-shaped roller frame; 6. a crushing roller; 7. disassembling the plate; 8. a plug bush; 9. a motor; 10. a supporting plate; 11. a cross plate; 12. a first electric push rod; 13. a second electric push rod; 14. a discharge port; 15. a T-shaped groove; 16. a T-shaped clamping block; 17. a limit groove; 18. a limiting block; 19. a cross-shaped sliding block; 20. a cross-shaped chute; 21. a slope panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Referring to fig. 1-4, the invention provides sand making equipment for producing machine-made sand by using mine tailings, which comprises a bottom plate 1, wherein two vertical plates 2 are fixedly connected to the middle part of the upper surface of the bottom plate 1, a grinding hopper 4 is rotatably connected between the two vertical plates 2, the cross section of the grinding hopper 4 is U-shaped, a discharge hole 14 is formed in one side of the bottom of the grinding hopper 4, an inverted U-shaped roller frame 5 is arranged in the grinding hopper 4, one side of the inverted U-shaped roller frame 5 is detachably connected with a dismounting plate 7, two opposite surfaces of the dismounting plate 7 and the other side wall of the inverted U-shaped roller frame 5 are rotatably connected with a plug bush 8, a crushing roller 6 is clamped between the two plug bushes 8 through a limiting structure, and a motor 9 for driving the side plug bush 8 to rotate is fixedly arranged on the side wall of the inverted U-shaped roller frame 5;
the two sides of the upper end opening of the grinding hopper 4 are fixedly connected with supporting plates 10, a lifting structure for driving the inverted U-shaped roller frame 5 to move up and down is rotationally connected between the two supporting plates 10, one side of the surface of the bottom plate 1, which is far away from the discharge hole 14, is provided with a supporting top component for driving the grinding hopper 4 to switch between a first state and a second state, and in the first state, the grinding hopper 4 is vertically arranged and is mutually perpendicular to the bottom plate 1; in the second state, the grinding hopper 4 is obliquely arranged, and the upper end opening is far away from the propping assembly.
Referring to fig. 3, the upper end of the disassembling plate 7 is fixedly connected with a T-shaped clamping block 16, a T-shaped groove 15 adapted to the T-shaped clamping block 16 is formed in the side wall of the inverted U-shaped roller frame 5, a plug-in component 3 for fixing the T-shaped clamping block 16 is arranged on the side wall of the inverted U-shaped roller frame 5, a limiting structure comprises two limiting grooves 17 formed in a plug bush 8, two limiting blocks 18 clamped with the limiting grooves 17 are fixedly connected to a shaft rod at the end part of the crushing roller 6, when the crushing roller 6 is assembled, the disassembling plate is placed on the surface of the bottom plate 1, the limiting blocks 18 at one end of the crushing roller 6 are clamped into the limiting grooves 17 in the plug bush 8, then the disassembling plate 7 is placed on one side of the inverted U-shaped roller frame 5, the T-shaped clamping block 16 is inserted into the T-shaped groove 15, the shaft rods at the two ends of the crushing roller 6 are fixed into the plug bush 8 in a limiting mode through the plug-in component 3, and the motor 9 drives the crushing roller 6 to rotate conveniently.
As an alternative embodiment, the plug assembly 3 includes a plug hole 3a formed on a side wall of the inverted U-shaped roller frame 5, the plug hole 3a penetrates through the T-shaped groove 15, a plug 3b is plugged in the plug hole 3a, a fixing hole 3c plugged with the plug 3b is formed on a side wall of the T-shaped clamping block 16, a magnet 3d is fixedly connected to an end portion of the plug 3b, the magnet 3d is magnetically connected with the iron inverted U-shaped roller frame 5, after the T-shaped clamping block 16 is inserted into the T-shaped groove 15, the plug 3b is simultaneously inserted into the plug hole 3a and the fixing hole 3c, and at the moment, the magnet 3d at the end portion of the plug 3b is magnetically connected with the iron inverted U-shaped roller frame 5, so that limit fixing of the T-shaped clamping block 16 is completed, and falling of the T-shaped clamping block 16 from the T-shaped groove 15 is avoided.
Specifically, cross spout 20 has all been seted up on the both sides wall of dull polish fill 4, and the equal rotation is connected with cross slider 19 on the looks back of tearing open the another lateral wall of board 7 and falling U-shaped roller frame 5, and two cross sliders 19 sliding connection respectively in two cross spouts 20, and one of them this cross slider 19 rotates to be connected on the output shaft of motor 9, and cross slider 19 and cross spout 20 can make crushing roller 6 more stable when going up and down.
As an alternative embodiment, the upper surface of the inverted U-shaped roller frame 5 is fixedly connected with a sloping plate 21, the high end of the sloping plate 21 faces to one side of the discharge port 14, the sloping plate 21 can prevent stones from falling to one side of the discharge port 14, the stones are prevented from being discharged without being crushed, and structural integrity is achieved.
Referring to fig. 4, the lifting structure includes a transverse plate 11 rotatably connected between two supporting plates 10, a first electric push rod 12 is fixedly installed in the middle of the transverse plate 11, and the movable end of the first electric push rod 12 is fixedly connected with the middle of the inverted U-shaped roller frame 5, so that the crushing roller 6 can always keep a state vertical to the bottom plate 1 under the action of self gravity, and crushing and dismounting are facilitated.
Specifically, prop and prop including second electric putter 13 in the subassembly, the both ends of this second electric putter 13 all rotate with bottom plate 1 and dull polish fill 4 respectively through articulated seat and be connected, after second electric putter 13 extends, its expansion end drives the upper portion that dull polish was fought 4 and rotate the slope with riser 2 as the axle, makes things convenient for follow-up change crushing roller 6.
By adopting the structure, when the sand making device is used, the inverted U-shaped roller frame 5 is driven to move downwards in the sand grinding hopper 4 through the lifting structure according to the diameter requirement of sand making, meanwhile, the crushing roller 6 follows the inverted U-shaped roller frame 5 to gradually approach the inner bottom of the sand grinding hopper 4, after the gap between the inverted U-shaped roller frame 5 and the sand grinding hopper is reduced to a proper height, stones are thrown into the sand grinding hopper 4, the motor 9 is controlled to drive the crushing roller 6 to rotate, the crushing roller 6 drives the stones between the crushing roller 6 and the side wall of the sand grinding hopper 4 to enter the lower bottom of the sand grinding hopper 4, the stones are crushed to a proper diameter through extrusion, and then the stones are discharged from the discharge hole 14;
when the crushing roller 6 needs to be replaced, the inverted U-shaped roller frame 5 is driven to move upwards through the lifting structure until the crushing roller 6 moves out of the upper end opening of the sand hopper 4, the sand hopper 4 is driven to enter a second state through the supporting component, at the moment, the lifting structure rotates between the two supporting plates 10 under the action of gravity of the crushing roller 6, at the moment, the lifting structure still keeps a state vertical to the bottom plate 1 together with the crushing roller 6, the crushing roller 6 is controlled to move downwards to be in contact with the surface of the bottom plate 1, then the disassembling plate 7 is disassembled, the disassembling of the crushing roller 6 is completed, and the reverse operation is performed during the installation.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A sand making device for producing machine-made sand by using mine tailings is characterized in that: the grinding machine comprises a bottom plate (1), two vertical plates (2) are fixedly connected to the middle of the upper surface of the bottom plate (1), a grinding hopper (4) is rotationally connected between the two vertical plates (2), the cross section of the grinding hopper (4) is U-shaped, a discharge hole (14) is formed in one side of the bottom of the grinding hopper (4), an inverted U-shaped roller frame (5) is arranged in the grinding hopper (4), one side of the inverted U-shaped roller frame (5) is detachably connected with a dismounting plate (7), sleeves (8) are rotationally connected to the opposite surfaces of the dismounting plate (7) and the other side wall of the inverted U-shaped roller frame (5), a crushing roller (6) is clamped between the two sleeves (8) through a limiting structure, and a motor (9) for driving the side sleeves (8) to rotate is fixedly arranged on the side wall of the inverted U-shaped roller frame (5).
Supporting plates (10) are fixedly connected to two sides of an opening at the upper end of the grinding hopper (4), a lifting structure for driving the inverted U-shaped roller frame (5) to move up and down is rotationally connected between the two supporting plates (10), a supporting top assembly for driving the grinding hopper (4) to switch between a first state and a second state is arranged on one side, away from a discharge hole (14), of the surface of the bottom plate (1), and the grinding hopper (4) is vertically arranged and is perpendicular to the bottom plate (1) in the first state; in the second state, the grinding hopper (4) is obliquely arranged, and the upper end opening is far away from the propping assembly.
2. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 1, wherein: the upper end fixedly connected with T shape fixture block (16) of dismouting board (7), set up T shape recess (15) with T shape fixture block (16) adaptation on the lateral wall of falling U-shaped roller frame (5), be provided with on the lateral wall of falling U-shaped roller frame (5) grafting subassembly (3) that are used for fixed T shape fixture block (16).
3. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 2, wherein: the plug assembly (3) comprises a plug hole (3 a) formed in the side wall of the inverted U-shaped roller frame (5), the plug hole (3 a) penetrates through the T-shaped groove (15), a plug pin (3 b) is plugged in the plug hole (3 a), and a fixing hole (3 c) plugged with the plug pin (3 b) is formed in the side wall of the T-shaped clamping block (16) in a penetrating mode.
4. A sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 3, wherein: the end part of the bolt (3 b) is fixedly connected with a magnet (3 d), and the magnet (3 d) is magnetically connected with an iron inverted U-shaped roller frame (5).
5. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 1, wherein: the two side walls of the grinding bucket (4) are provided with cross sliding grooves (20), the disassembly and assembly plate (7) and the back surface of the other side wall of the inverted U-shaped roller frame (5) are rotationally connected with cross sliding blocks (19), the two cross sliding blocks (19) are respectively and slidably connected in the two cross sliding grooves (20), and one of the cross sliding blocks (19) is rotationally connected to an output shaft of the motor (9).
6. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 1, wherein: the upper surface of the inverted U-shaped roller frame (5) is fixedly connected with a sloping plate (21), and the high end of the sloping plate (21) faces one side of the discharge hole (14).
7. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 1, wherein: the limiting structure comprises two limiting grooves (17) formed in the plug bush (8), and two limiting blocks (18) clamped with the limiting grooves (17) are fixedly connected to the shaft rod at the end of the crushing roller (6).
8. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 1, wherein: the lifting structure comprises a transverse plate (11) which is rotationally connected between two supporting plates (10), a first electric push rod (12) is fixedly arranged in the middle of the transverse plate (11), and the movable end of the first electric push rod (12) is fixedly connected with the middle of the inverted U-shaped roller frame (5).
9. The sand making apparatus for producing machine-made sand by using mine tailings as claimed in claim 1, wherein: the supporting and jacking assembly comprises a second electric push rod (13), and two ends of the second electric push rod (13) are respectively connected with the bottom plate (1) and the grinding bucket (4) in a rotating mode through hinge bases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310570570.3A CN116459908A (en) | 2023-05-19 | 2023-05-19 | Sand making equipment for producing machine-made sand by utilizing mine tailings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310570570.3A CN116459908A (en) | 2023-05-19 | 2023-05-19 | Sand making equipment for producing machine-made sand by utilizing mine tailings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116459908A true CN116459908A (en) | 2023-07-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310570570.3A Pending CN116459908A (en) | 2023-05-19 | 2023-05-19 | Sand making equipment for producing machine-made sand by utilizing mine tailings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116459908A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117427727A (en) * | 2023-12-22 | 2024-01-23 | 石家庄大雷日化用品制造有限公司 | Sticky matter breaker that crushing efficiency is high |
-
2023
- 2023-05-19 CN CN202310570570.3A patent/CN116459908A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117427727A (en) * | 2023-12-22 | 2024-01-23 | 石家庄大雷日化用品制造有限公司 | Sticky matter breaker that crushing efficiency is high |
| CN117427727B (en) * | 2023-12-22 | 2024-03-08 | 石家庄大雷日化用品制造有限公司 | Sticky matter breaker that crushing efficiency is high |
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