CN112934692A - Sand classifying and screening machine and sand classifying and screening construction process - Google Patents
Sand classifying and screening machine and sand classifying and screening construction process Download PDFInfo
- Publication number
- CN112934692A CN112934692A CN202110169320.XA CN202110169320A CN112934692A CN 112934692 A CN112934692 A CN 112934692A CN 202110169320 A CN202110169320 A CN 202110169320A CN 112934692 A CN112934692 A CN 112934692A
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- China
- Prior art keywords
- grit
- rod
- fixed
- screening
- sand
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4636—Regulation of screen apertures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
Abstract
The invention discloses a sand classifying and screening machine and a sand classifying and screening construction process, which comprise the following steps: a frame, a mesh assembly; slowly pouring the gravels on meshes formed by the plurality of upper-layer cross bars and the plurality of lower-layer cross bars, and classifying and screening the gravels under the periodical motion dragging of the braking universal wheel; grit chucking is when the mesh, the control telescopic link stretches out the top hinge pole and will become the automatic grit that drops of nature after each other's interval distance grow, the seal takes place the flexibility folding this moment, the motor rotates and wraps up in the spool with the seal, the grit can not drop from the front and back both ends of upper horizontal pole, then the control telescopic link shrink is pulled back the hinge pole and is diminished interval distance each other, the motor carries out the reverse rotation and releases the seal from the spool to the upper horizontal pole, realize resetting fast, then carry out categorised screening once more to the grit in the back, the problem that need shut down and use instruments such as crow bar to take out the grit has been solved, the categorised sieve efficiency of grit has been improved.
Description
Technical Field
The invention relates to a sand and stone classifying and screening machine and a sand and stone classifying and screening construction process, and belongs to the technical field of sand and stone production.
Background
The machine-made sandstone (also called sandstone) is a construction material formed by smashing mine large stones by using mechanical equipment, and is widely used in construction of bridges, roadbeds and the like of highways and railways due to low transportation cost and good production controllability; in the process of crushing the sandstone by using the crusher, the sandstone particles are extruded with each other, so that dust is mixed after the sandstone is crushed, and the sandstone needs to be screened in order to obtain pure and high-quality sandstone;
at present mainly use the screen cloth to classify the screening to the grit, because the mesh of screen cloth can not adjust, when the grit chucking is in the mesh, need shut down and use instruments such as crow bar to take out the grit, reduced the classifying screen efficiency of grit.
Disclosure of Invention
In order to solve the technical problem, the invention provides a sand classifying and screening machine.
The invention also provides a construction process for classifying and screening the sand and stone.
The invention is realized by the following technical scheme.
The invention provides a sand classifying screen machine, which comprises: the mesh assembly is fixedly arranged on the frame and can adjust the size of the mesh.
When the grit chucking was in the mesh, the mesh size of mesh subassembly was adjusted, had solved the problem that needs shut down and use instruments such as crowbar to take out the grit, had improved the categorised sieve efficiency of grit.
The mesh assembly comprises a plurality of upper cross rods and a plurality of lower cross rods, and the upper cross rods are arranged on the upper surfaces of the lower cross rods at intervals in a contact manner in an interval distribution manner to form meshes; the spacing distance between the cross bars on the upper layer is adjusted, so that the meshes become larger.
The mesh assembly also comprises a hinge rod fixed at one end of the upper cross rod, the tail ends of the hinge rods can be hinged in a relative rotating manner, and a telescopic rod is fixed at the hinged tail end of each hinge rod; the other end of the upper layer cross rod is provided with a through hole, and a guide rod can penetrate through the through hole in a sliding manner; the other end of the telescopic rod is fixed on the frame, and the two ends of the lower layer cross rod are fixed on the frame.
The telescopic link is one of electric telescopic link, hydraulic telescopic link, atmospheric pressure telescopic link.
The two ends of the lower layer cross rod are fixed with the hanging rod, and the two ends of the hanging rod are fixedly connected with the rack.
A flexible sealing body is fixed on the upper layer cross rod, the other end of the sealing body is fixed on a scroll, one end of the scroll is fixedly connected with a rotating motor, and the motor is fixed with the rack; the motor rotates to wrap the sealing body on the reel.
And the rack is provided with a baffle plate for sealing and shielding two sides of the upper cross rod.
The rack comprises a plurality of shelf cross rods and a plurality of shelf vertical rods, the shelf cross rods are mounted on the shelf vertical rods, the motor and the hanging rods are fixedly mounted on the shelf cross rods, and the baffle is fixed on the shelf vertical rods.
And the bottom of the vertical rod of the frame is fixedly provided with a braking universal wheel.
The invention relates to a construction process for classifying and screening sand and stone, which uses a sand and stone classifying and screening machine and comprises the following steps:
slowly pouring the gravels on meshes formed by the plurality of upper-layer cross bars and the plurality of lower-layer cross bars, and classifying and screening the gravels under the periodical motion dragging of the braking universal wheel;
grit chucking is when the mesh, the control telescopic link stretches out the top hinge pole and will become the automatic grit that drops of nature after each other's interval distance grow, the seal takes place the flexibility folding this moment, the motor rotates and wraps up in the spool with the seal, the grit can not drop from the front and back both ends of upper horizontal pole, then the control telescopic link shrink is pulled back the hinge pole and is diminished interval distance each other, the motor carries out the reverse rotation and releases the seal from the spool to the upper horizontal pole, realize resetting fast, then carry out categorised screening once more to the grit in the back, the problem that need shut down and use instruments such as crow bar to take out the grit has been solved, the categorised sieve efficiency of grit has been improved.
The invention has the beneficial effects that: when the gravels are clamped in the meshes, the telescopic rods are controlled to extend out of the top hinge rods to increase the distance between the gravels, and then the naturally loosened gravels automatically fall off; solves the problem that tools such as crowbars are needed to be shut down to take out the sand and stone, and improves the screening efficiency of sand and stone classification
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic top view of the mesh assembly of the present invention;
FIG. 4 is a schematic bottom view of the mesh assembly of the present invention;
in the figure: 1-a frame; 11-a shelf rail; 12-a frame vertical rod; 13-braking the universal wheel; 2-a mesh assembly; 21-upper layer cross bar; 22-lower layer cross bar; 23-a hinge rod; 241-a guide rod; 24-a telescopic rod; 25-hanging the rod; 26-a seal; 27-a reel; 28-a motor; 29-baffle.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
See fig. 1-4.
The invention relates to a sand classifying screen machine, which comprises: frame 1, fixed mounting can realize carrying out mesh subassembly 2 adjusted to the mesh size on frame 1.
When the grit chucking was in the mesh, the mesh size of mesh subassembly 2 was adjusted, had solved the problem that needs shut down and use instruments such as crowbar to take out the grit, had improved the categorised sieve efficiency of grit.
The mesh component 2 comprises a plurality of upper cross bars 21 and a plurality of lower cross bars 22, and the plurality of upper cross bars 21 are arranged on the upper surfaces of the plurality of lower cross bars 22 in a contact manner at intervals to form meshes; when the grit chucking was in the mesh, adjust the spacing distance between the upper horizontal pole 21 for the mesh grow makes the grit automatic fall.
The mesh component 2 further comprises a hinge rod 23 fixed at one end of the upper layer cross rod 21, the tail ends of the hinge rods 23 can be relatively and rotatably hinged through a rotating shaft, and a telescopic rod 24 is fixed at the hinged tail end of the hinge rod 23; the other end of the upper layer cross bar 21 is provided with a through hole, and a guide rod 241 can slidably penetrate through the through hole; the other end of the telescopic rod 24 is fixed on the frame 1, and the two ends of the lower layer cross rod 22 are fixed on the frame 1; after the telescopic rod 24 extends out of the top hinge rod 23 to increase the distance between the telescopic rod and the top hinge rod, the meshes are enlarged, so that the sand and stone automatically fall.
The telescopic rod 24 is one of an electric telescopic rod, a hydraulic telescopic rod and a pneumatic telescopic rod.
The both ends of lower floor's horizontal pole 22 are fixed with peg 25, and the both ends of peg 25 and frame 1 form through the bolt can dismantle the connection and be convenient for dismantle the change lower floor's horizontal pole 22.
A flexible sealing body 26 is fixed on the front and rear upper cross bars 21, the sealing body 26 is flexible deformable rubber or asbestos cloth, the other end of the sealing body 26 is fixed on a scroll 27, one end of the scroll 27 is fixedly connected with a rotary motor 28, and the motor 28 is fixed with the rack 1; after the telescopic rod 24 extends out of the top hinge rod 23 to increase the distance between the top hinge rod and the top hinge rod, the sealing body 26 is flexibly folded, the motor 28 rotates to wrap the sealing body 26 on the reel 27, and sand and stones are prevented from falling from two ends of the upper cross rod 21.
The frame 1 is provided with a baffle 29 for closing and shielding the left side and the right side of the upper cross rod 21, so that sand and stones are prevented from falling from the left side and the right side of the upper cross rod 21.
Frame 1 includes many shelf horizontal poles 11 and many shelf montants 12, and shelf horizontal pole 11 is installed on shelf montant 12, and the equal fixed mounting of motor 28, peg 25 is on shelf horizontal pole 11, and baffle 29 is fixed on shelf montant 12.
The bottom of the vertical frame rod 12 is fixedly provided with a braking universal wheel 13, and the braking universal wheel 13 is used for realizing rapid movement and rapid fixed-point fixed positioning.
The invention relates to a construction process for classifying and screening sand and stone, which uses the sand and stone classifying and screening machine and comprises the following steps:
slowly pouring the gravels on meshes formed by the plurality of upper cross bars 21 and the plurality of lower cross bars 22, and classifying and screening the gravels under the periodical motion dragging of the braking universal wheels 13;
grit chucking is when the mesh in, control telescopic link 24 stretches out and becomes loose the grit voluntarily after the top hinge pole 23 interval distance grow each other, seal 26 takes place the flexible folding this moment, motor 28 rotates and wraps up in spool 27 with seal 26 book on, the grit can not drop from the front and back both ends of upper horizontal pole 21, then control telescopic link 24 shrink and pull back hinge pole 23 interval distance each other diminish, motor 28 carries out reverse rotation and releases seal 26 from spool 27 to upper horizontal pole 21 on, realize resetting fast, then in classify the screening once more to the grit, the problem that the grit was taken out to instruments such as the use crow bar of having solved the need to shut down, the categorised sieve efficiency of grit has been improved.
Claims (10)
1. The utility model provides a grit classifying screen machine which characterized in that includes: frame (1), fixed mounting can realize carrying out mesh subassembly (2) adjusted to the mesh size on frame (1).
2. A sand classifying screen machine as claimed in claim 1 wherein: the mesh assembly (2) comprises a plurality of upper cross rods (21) and a plurality of lower cross rods (22), and the upper cross rods (21) are arranged on the upper surfaces of the lower cross rods (22) at intervals in a contact manner to form meshes; the spacing distance between the upper layer cross bars (21) is adjusted, so that the meshes become larger.
3. A sand classifying screen machine according to claim 2 wherein: the mesh component (2) also comprises a hinge rod (23) fixed at one end of the upper layer cross rod (21), the tail ends of the hinge rods (23) can be hinged in a relatively rotating manner, and a telescopic rod (24) is fixed at the hinged tail end of the hinge rod (23); the other end of the upper layer cross bar (21) is provided with a through hole, and a guide rod (241) can penetrate through the through hole in a sliding way; the other end of the telescopic rod (24) is fixed on the frame (1), and the two ends of the lower layer cross rod (22) are fixed on the frame (1).
4. A sand classifying screen machine according to claim 3 wherein: the telescopic rod (24) is one of an electric telescopic rod, a hydraulic telescopic rod and a pneumatic telescopic rod.
5. A sand classifying screen machine according to claim 3 wherein: the two ends of the lower layer cross rod (22) are fixed with the hanging rods (25), and the two ends of the hanging rods (25) are fixedly connected with the rack (1).
6. A sand classifying screen machine according to claim 3 wherein: a flexible sealing body (26) is fixed on the upper layer cross bar (21), the other end of the sealing body (26) is fixed on a scroll (27), one end of the scroll (27) is fixedly connected with a rotary motor (28), and the motor (28) is fixed with the rack (1); a motor (28) rotates to wind the sealing body (26) on the reel (27).
7. A sand classifying screen machine as claimed in claim 6 wherein: and the frame (1) is provided with a baffle (29) for closing and shielding two sides of the upper cross rod (21).
8. A sand classifying screen machine according to claim 1 or 7 wherein: frame (1) includes many shelf horizontal pole (11) and many shelf montant (12), and install on shelf montant (12) shelf horizontal pole (11), and equal fixed mounting of motor (28), peg (25) is on shelf horizontal pole (11), and baffle (29) are fixed on shelf montant (12).
9. A sand classifying screen machine as claimed in claim 1 wherein: the bottom of the vertical frame rod (12) is fixedly provided with a braking universal wheel (13).
10. A sand classifying and screening construction process using the sand classifying and screening machine according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:
slowly pouring the gravels on meshes formed by the plurality of upper cross bars (21) and the plurality of lower cross bars (22), and classifying and screening the gravels under the periodical motion dragging of the braking universal wheels (13);
grit chucking is when the mesh, control telescopic link (24) stretch out top hinge pole (23) and become the automatic grit that loosens naturally behind the interval distance grow each other and drop, seal (26) take place the flexibility folding this moment, motor (28) rotate and wrap up in spool (27) with seal (26), the grit can not drop from the front and back both ends of upper horizontal pole (21), then control telescopic link (24) shrink and pull back hinge pole (23) and diminish interval distance each other, motor (28) carry out reverse rotation and release seal (26) from spool (27) on upper horizontal pole (21), realize resetting fast, then carry out classification screening to the grit again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169320.XA CN112934692B (en) | 2021-02-07 | 2021-02-07 | Sand classifying and screening machine and sand classifying and screening construction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169320.XA CN112934692B (en) | 2021-02-07 | 2021-02-07 | Sand classifying and screening machine and sand classifying and screening construction process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112934692A true CN112934692A (en) | 2021-06-11 |
| CN112934692B CN112934692B (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110169320.XA Active CN112934692B (en) | 2021-02-07 | 2021-02-07 | Sand classifying and screening machine and sand classifying and screening construction process |
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| Country | Link |
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| CN (1) | CN112934692B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090352A (en) * | 2021-10-11 | 2022-09-23 | 安徽业统粮油有限公司 | Rice dust removal sieve capable of being quickly disassembled and cleaned and quick disassembling method |
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| Publication number | Publication date |
|---|---|
| CN112934692B (en) | 2023-01-31 |
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