CN112892652B - Crushing and screening device for road and bridge construction - Google Patents
Crushing and screening device for road and bridge construction Download PDFInfo
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- CN112892652B CN112892652B CN202110046372.8A CN202110046372A CN112892652B CN 112892652 B CN112892652 B CN 112892652B CN 202110046372 A CN202110046372 A CN 202110046372A CN 112892652 B CN112892652 B CN 112892652B
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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
- B02C1/00—Crushing or disintegrating by reciprocating members
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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
- 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
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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
- 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
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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
- 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
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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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
- B07B1/282—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens their jigging movement being a closed or open curvilinear path in a plane perpendicular to the plane of the screen and parrallel or transverse to the direction of conveyance
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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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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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
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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
- B07B1/4663—Multi-layer screening surfaces
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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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- 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
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to a crushing and screening device for road and bridge construction, which relates to the technical field of road and bridge construction equipment.A first motor is fixedly arranged on the top surface of a box body on the left side of a feed hopper through a motor bracket, a first rotating shaft is fixedly connected to the output end of the first motor, the lower end of the first rotating shaft penetrates through the top surface of the box body through a bearing in a rotating manner and extends into the box body, a baffle plate is fixedly connected to the extending end, material leaking holes are symmetrically formed in the left side and the right side of the baffle plate, and the diameter of each material leaking hole is the same as the inner diameter of the inner end of the feed hopper; a crushing mechanism is arranged inside the box body, and a screening mechanism is arranged below the box body; the first motor is connected with an external power supply, and an intermittent feeding mode is adopted, so that the accumulation of stones is reduced, and the grinding and crushing are more convenient; meanwhile, the stone can be subjected to multi-stage screening, so that subsequent processing is facilitated.
Description
Technical Field
The invention relates to the technical field of road and bridge construction equipment, in particular to a crushing and screening device for road and bridge construction.
Background
At present, along with the development of society, the country attaches more and more importance to the construction in the aspect of road and bridge, only road traffic has developed, we can be better move to the external world, exchange with the external world, crushing and screening device's usage is very extensive, be applicable to each trade, crushing and screening device is just will repaiied the bridge or repair the used material in road and bridge, then sieve, obtain the required particle size of staff, the work in the later stage of not only being convenient for is used, but also replaced staff's work, the labour has been practiced thrift, for the staff has improved work efficiency, the time has been saved simultaneously.
Although traditional road bridge construction is with broken screening plant kind and function are many in the existing market, still have some weak points, for example, the road bridge construction that the tradition was used is with broken screening plant when throwing the material, what adopted is the mode of continuous pan feeding, leads to treating broken material and piles up, can not carry out multistage screening etc..
Disclosure of Invention
Aiming at the defects and shortcomings of the prior art, the invention provides the crushing and screening device for road and bridge construction, which is simple in structure, reasonable in design and convenient to use, and adopts an intermittent feeding mode to reduce the accumulation of stones and facilitate rolling and crushing; meanwhile, the stone can be subjected to multi-stage screening, so that subsequent processing is facilitated.
In order to achieve the purpose, the invention adopts the technical scheme that: the device comprises a box body, supporting legs and a feeding hopper, wherein the supporting legs are vertically and fixedly arranged on four corners of the bottom surface of the box body, the feeding hopper is fixedly arranged on the right side of the top surface of the box body, and the feeding hopper is communicated with the inside of the box body; the device also comprises a first motor, a material baffle plate, a crushing mechanism and a screening mechanism; a first motor is fixedly arranged on the top surface of a box body on the left side of the feeding hopper through a motor support, a first rotating shaft is fixedly connected to the output end of the first motor, the lower end of the first rotating shaft penetrates through the top surface of the box body through a bearing in a rotating mode and extends into the box body, a material baffle plate is fixedly connected to the extending end of the first rotating shaft, material leaking holes are symmetrically formed in the left side and the right side of the material baffle plate, and the diameter of each material leaking hole is the same as the inner diameter of the inner end of the feeding hopper; a crushing mechanism is arranged inside the box body, and a screening mechanism is arranged below the box body; the first motor is connected with an external power supply;
the crushing mechanism comprises a first material guide plate, a second material guide plate, an arc-shaped crushing plate, a second rotating shaft, a third rotating shaft, a connecting block, a guide post, a guide sleeve, a first spring, a first connecting ring, a second connecting ring, a connecting rod, an eccentric wheel and a second motor; a first material guide plate is fixedly arranged in the box body at the lower side of the feed hopper, a second material guide plate is fixedly connected to the lower side edge of the first material guide plate, and the front side wall and the rear side wall of the first material guide plate and the rear side wall of the second material guide plate are respectively and fixedly connected with the front side wall and the rear side wall in the box body; an arc-shaped crushing plate is arranged on the upper side of the second material guide plate, a second rotating shaft and a third rotating shaft are fixedly arranged on the left side edge and the right side edge of the arc-shaped crushing plate respectively, a connecting block is arranged in the middle of the second rotating shaft through a bearing rotating sleeve, a guide post is vertically and fixedly arranged on the top surface of the connecting block, a guide sleeve is fixedly arranged on the left side wall inside the box body, the guide post is movably inserted inside the guide sleeve, a first spring is sleeved on the guide post between the guide sleeve and the connecting block, the upper end of the first spring is abutted against the guide sleeve, and the lower end of the first spring is abutted against the connecting block; the middle part of the third rotating shaft is provided with a first connecting ring through a bearing rotating sleeve, the interior of the box body at the lower side of the first material guide plate is fixedly provided with a second motor through a motor support, an output shaft of the second motor is fixedly connected with an eccentric wheel, the outer side of the eccentric wheel is movably sleeved with a second connecting ring, a connecting rod is fixedly connected between the first connecting ring and the second connecting ring, and the connecting rod is movably arranged in the middle part of the first material guide plate in a penetrating manner; the second motor is connected with an external power supply;
the screening mechanism comprises a first screen frame, a second screen frame, a connecting piece, a connecting plate, a first adjusting block, a second adjusting block, a first screen, a second spring, a third motor, a rotating rod and an adjusting rod; an adjusting seat is fixedly connected among the four supporting legs, adjusting grooves are symmetrically formed in the left side and the right side of the inside of the adjusting seat, and the upper side, the front side and the rear side of each adjusting groove are arranged in a penetrating mode; a first adjusting block and a second adjusting block are respectively arranged in the adjusting grooves on the left side and the right side in a sliding manner, a connecting plate is fixedly arranged on the top surface of the first adjusting block, a first screen frame is arranged on the upper side of the adjusting seat, a partition plate is fixedly arranged in the middle of the first screen frame, a first screen mesh is fixedly arranged in the first screen frame on the front side and the rear side of the partition plate, the upper side edge of the connecting plate penetrates through the upper side of the adjusting groove and then is fixedly connected with the bottom of the partition plate, a second spring is fixedly arranged in the adjusting grooves on the left side and the right side of the first adjusting block, one end of the second spring is fixedly connected with the inner side wall of the adjusting groove, and the other end of the second spring is fixedly connected with the side wall of the second adjusting block; a second screen frame is arranged on the upper side of the first screen frame, a second screen is fixedly arranged in the middle of the second screen frame, and the aperture of the second screen is larger than that of the first screen; the second screen frame is arranged on the lower side of the discharge hole at the bottom of the box body; the bottom surface of the second sieve frame is fixedly provided with a connecting piece, the connecting piece is erected on the side edge of the first sieve frame, and the lower end of the connecting piece is fixedly connected with the top surface of the second adjusting block after penetrating through the upper side of the adjusting groove; a third motor is fixedly arranged on the rear side wall of the first adjusting block through a motor support, an output shaft of the third motor is fixedly connected with one end of a rotating rod after rotating through the first adjusting block through a bearing, the other end of the rotating rod is rotatably connected with an adjusting rod through a bearing, the other end of the adjusting rod is rotatably connected with a fourth rotating shaft through a bearing, and the rear end of the fourth rotating shaft is fixedly connected with the front side wall of the second adjusting block; and the third motor is connected with an external power supply.
Furthermore, the first rotating shaft is extended to be arranged at the inner end of the box body, a fixing plate is arranged on the inner end of the box body through a bearing rotating sleeve, the right side of the fixing plate is fixedly arranged on the left side wall of the inner end of the feed hopper, and the fixing plate is arranged on the upper side of the material baffle plate; support a pivot through the fixed plate, simultaneously, strike off the rubble of leaving over on the baffle.
Furthermore, a limiting plate is fixedly arranged on the upper end head of the guide post, and the limiting plate and the guide sleeve are in limiting arrangement; the limiting plate limits the stroke of the vertical movement of the guide post.
Furthermore, a plurality of crushing cones are fixedly arranged on the bottom surface of the arc-shaped crushing plate in a matrix manner; when the arc-shaped crushing plate rolls stones, the crushing cone can break large stones.
Furthermore, an annular groove is formed in the inner side wall of the second connecting ring, an annular guide rail is fixedly arranged on the outer side wall of the eccentric wheel, and the eccentric wheel is arranged in the annular groove in a sliding mode through the annular guide rail; through the cooperation of annular guide rail and ring channel, carry out spacing and direction to the rotation of No. two go-between, avoid No. two go-between and eccentric wheel separation.
Further, slide rails are symmetrically and fixedly arranged on the front side wall and the rear side wall inside the second screen frame, the front side wall and the rear side wall of the mounting plate are arranged on the slide rails on the front side wall and the rear side wall in a sliding manner through slide grooves formed in the mounting plate, a steel wire brush is fixedly arranged on the bottom surface of the mounting plate, the lower end of the steel wire brush is arranged in contact with the upper side surface of the second screen mesh, an electric push rod is vertically and fixedly arranged on the right side wall of the mounting plate, and the right end of the electric push rod is fixedly arranged on the right side wall inside the second screen frame; the electric push rod is connected with an external power supply; the extension and the shortening of electric putter drive the mounting panel and carry out side-to-side movement, and the steel brush brushes on No. two screen cloth, piles up the building stones, simultaneously, prevents the sieve mesh jam.
The working principle of the invention is as follows: conveying stone to be crushed into the feeding hopper through an external feeding mechanism, turning on a first motor, driving a first rotating shaft to rotate by the output end of the first motor so as to drive a material baffle plate to rotate, and enabling the stone to intermittently fall onto a first material guide plate from the feeding hopper and fall onto a second material guide plate along the first material guide plate through material leaking holes formed in the material baffle plate; the second motor is started, an output shaft of the second motor drives the eccentric wheel to rotate, so that the second connecting ring is driven to do reciprocating motion in a vertical direction, a left direction and a right direction, the second connecting ring is driven to move through the connecting rod, the second connecting ring drives the right end of the arc-shaped crushing plate to do reciprocating motion on the second material guide plate in a vertical direction through the third rotating shaft, the right side edge of the arc-shaped crushing plate descends, the left side edge of the arc-shaped crushing plate ascends, the first spring compresses, the guide rod ascends, and then the arc-shaped crushing plate rolls and crushes stones on the second material guide plate; the discharge gate of the box is fallen along No. two stock guides to the building stones after pulverizing, then fall on No. two screens from the discharge gate, open No. three motors, No. three motors drive the dwang and carry out circular motion, the dwang drives No. two regulating blocks through adjusting the pole and carries out reciprocating motion in the inside of adjustment tank, and simultaneously, reciprocating motion about the regulating block carries out in the inside of adjustment tank under the effect of No. two springs, and then sieve through No. two screens, the secondary screening is carried out on the partly building stones of screening fall on No. one screen cloth, collect the building stones of minimum particle diameter at the downside of adjustment seat through outside collection device.
After adopting the structure, the invention has the beneficial effects that:
1. the first motor drives the material baffle plate to rotate, so that stones in the feeding hopper are conveyed to the first material baffle plate intermittently, accumulation of stones is reduced, and rolling and crushing are facilitated;
2. the crushing mechanism carries out reciprocating type rolling and conveying on stone materials through the arc-shaped crushing plate, so that the operation is convenient, and meanwhile, the rolling is more thorough;
3. what screening mechanism adopted is that the aperture is not the same screen cloth and No. two screen cloths sieve, conveniently presss from both sides the building stones after tightly grinding and carries out multistage screening, makes things convenient for follow-up use more.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of the crushing mechanism of the present invention.
Fig. 3 is a schematic structural view of the sifting mechanism of the present invention.
Fig. 4 is a schematic structural view of the striker plate of the present invention.
Description of reference numerals:
the device comprises a box body 1, supporting legs 2, a feed hopper 3, a first motor 4, a first rotating shaft 5, a material baffle 6, a material leaking hole 7, a crushing mechanism 8, a first material guide plate 8-1, a second material guide plate 8-2, an arc-shaped crushing plate 8-3, a second rotating shaft 8-4, a third rotating shaft 8-5, a connecting block 8-6, a guide column 8-7, a guide sleeve 8-8, a first spring 8-9, a first connecting ring 8-10, a second motor 8-11, an eccentric wheel 8-12, a second connecting ring 8-13, a connecting rod 8-14, a screening mechanism 9, an adjusting seat 9-1, an adjusting groove 9-2, a first adjusting block 9-3, a second adjusting block 9-4, a connecting plate 9-5, a first screen frame 9-6, a separating plate 9-7, a first screen 9-8, a second screen, 9-9 parts of second spring, 9-10 parts of second screen frame, 9-11 parts of second screen mesh, 9-12 parts of connecting piece, 9-13 parts of third motor, 9-14 parts of rotating rod, 9-15 parts of adjusting rod, 9-16 parts of fourth rotating shaft, 10 parts of fixing plate, 11 parts of limiting plate, 12 parts of crushing cone, 13 parts of annular groove, 14 parts of annular guide rail, 15 parts of sliding rail, 16 parts of mounting plate, 17 parts of steel wire brush and 18 parts of electric push rod.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 4, the technical solution adopted by the present embodiment is: the box comprises a box body 1, supporting legs 2 and a feeding hopper 3, wherein the supporting legs 2 are vertically and fixedly welded on four corners of the bottom surface of the box body 1, the feeding hopper 3 is fixedly welded on the right side of the top surface of the box body 1, and the feeding hopper 3 is communicated with the inside of the box body 1; the crusher also comprises a first motor 4, a material baffle 6, a crushing mechanism 8 and a screening mechanism 9; a first motor 4 with the model number of 60KTYZ is fixedly arranged on the top surface of the box body 1 on the left side of the feed hopper 3 through a motor bracket and a bolt, a first rotating shaft 5 is fixedly connected to the output end of the first motor 4 through a coupler and the bolt, the lower end of the first rotating shaft 5 penetrates through the top surface of the box body 1 through a bearing in a rotating mode and extends into the box body 1, a baffle plate 6 is fixedly welded on the extending end, material leaking holes 7 are symmetrically formed in the baffle plate 6 in the left-right mode, and the diameter of each material leaking hole 7 is the same as the inner diameter of the feed hopper 3; the first rotating shaft 5 is extended to be arranged at the inner end of the box body 1 and is provided with a fixing plate 10 through a bearing rotating sleeve, the right side of the fixing plate 10 is fixedly welded on the left side wall of the inner end of the feed hopper 3, and the fixing plate 10 is arranged on the upper side of the material baffle 6; the first rotating shaft 5 is supported through the fixing plate 10, and meanwhile, the broken stones left on the baffle are scraped; a crushing mechanism 8 is arranged inside the box body 1, and a screening mechanism 9 is arranged below the box body 1; the first motor 4 is connected with an external power supply;
the crushing mechanism 8 comprises a first material guide plate 8-1, a second material guide plate 8-2, an arc-shaped crushing plate 8-3, a second rotating shaft 8-4, a third rotating shaft 8-5, a connecting block 8-6, a guide column 8-7, a guide sleeve 8-8, a first spring 8-9, a first connecting ring 8-10, a second connecting ring 8-13, a connecting rod 8-14, an eccentric wheel 8-12 and a second motor 8-11; a first material guide plate 8-1 is fixedly welded inside the box body 1 at the lower side of the feed hopper 3, a second material guide plate 8-2 is fixedly welded on the lower side edge of the first material guide plate 8-1, and the front side wall and the rear side wall of the first material guide plate 8-1 and the rear side wall of the second material guide plate 8-2 are respectively fixedly welded with the front side wall and the rear side wall inside the box body 1; an arc-shaped crushing plate 8-3 is arranged on the upper side of the second material guide plate 8-2; a plurality of crushing cones 12 are fixedly welded on the bottom surface of the arc-shaped crushing plate 8-3 in a matrix manner; when the arc-shaped crushing plate 8-3 rolls stones, the crushing cone 12 breaks large stones in a targeted manner, the left side and the right side of the arc-shaped crushing plate 8-3 are respectively fixedly welded with a second rotating shaft 8-4 and a third rotating shaft 8-5, the middle part of the second rotating shaft 8-4 is provided with a connecting block 8-6 through a bearing rotating sleeve, the top surface of the connecting block 8-6 is vertically and fixedly welded with a guide column 8-7, the left side wall inside the box body 1 is fixedly welded with the guide sleeve 8-8, the guide column 8-7 is movably inserted inside the guide sleeve 8-8, the upper end head of the guide column 8-7 is fixedly welded with a limiting plate 11, and the limiting plate 11 and the guide sleeve 8-8 are limited; the limiting plate 11 limits the stroke of the up-and-down movement of the guide post 8-7, a first spring 8-9 is sleeved on the guide post 8-7 between the guide sleeve 8-8 and the connecting block 8-6, the upper end of the first spring 8-9 is arranged in a manner of abutting against the guide sleeve 8-8, and the lower end of the first spring 8-9 is arranged in a manner of abutting against the connecting block 8-6; the middle part of the third rotating shaft 8-5 is provided with a first connecting ring 8-10 through a bearing rotating sleeve, the inner side wall of the bearing is fixedly welded with the third rotating shaft 8-5, the outer side wall of the bearing is fixedly welded with the first connecting ring 8-10, a second motor 8-11 with the model number of 60KTYZ is fixedly arranged inside the box body 1 at the lower side of the first material guide plate 8-1 through a motor bracket and bolts, an output shaft of the second motor 8-11 is fixedly welded with an eccentric wheel 8-12, the outer side of the eccentric wheel 8-12 is movably sleeved with a second connecting ring 8-13, a connecting rod 8-14 is fixedly welded between the first connecting ring 8-10 and the second connecting ring 8-13, and the connecting rod 8-14 is movably arranged in the middle part of the first material guide plate 8-1; an annular groove 13 is formed in the inner side wall of the second connecting ring 8-13, an annular guide rail 14 is fixedly arranged on the outer side wall of the eccentric wheel 8-12, and the eccentric wheel 8-12 is arranged in the annular groove 13 in a sliding mode through the annular guide rail 14; the rotation of the second connecting ring 8-13 is limited and guided by the matching of the annular guide rail 14 and the annular groove 13, so that the second connecting ring 8-13 is prevented from being separated from the eccentric wheel 8-12; the second motor 8-11 is connected with an external power supply;
the screening mechanism 9 comprises a first screen frame 9-6, a second screen frame 9-10, a connecting piece 9-12, a connecting plate 9-5, a first adjusting block 9-3, a second adjusting block 9-4, a first screen 9-8, a second screen 9-11, a second spring 9-9, a third motor 9-13, a rotating rod 9-14 and an adjusting rod 9-15; an adjusting seat 9-1 is fixedly welded among the four supporting legs 2, adjusting grooves 9-2 are symmetrically formed in the left side and the right side of the inside of the adjusting seat 9-1, and the upper side, the front side and the rear side of each adjusting groove 9-2 are arranged in a penetrating manner; a first adjusting block 9-3 and a second adjusting block 9-4 are respectively arranged in the adjusting grooves 9-2 at the left and right sides in a sliding manner, a connecting plate 9-5 is fixedly welded on the top surface of the first adjusting block 9-3, a first screen frame 9-6 is arranged at the upper side of an adjusting seat 9-1, a partition plate 9-7 is fixedly welded in the middle of the first screen frame 9-6, a first screen 9-8 is fixedly welded in the first screen frame 9-6 at the front and rear sides of the partition plate 9-7, the upper side edge of the connecting plate 9-5 passes through the upper side of the adjusting groove 9-2 and is fixedly welded with the bottom of the partition plate 9-7, a second spring 9-9 is fixedly arranged in the adjusting groove 9-2 at the left and right sides of the first adjusting block 9-3, one end of the second spring 9-9 is fixedly welded with the inner side wall of the adjusting groove 9-2, the other end of the second spring 9-9 is fixedly welded with the side wall of the second adjusting block 9-4; a second screen frame 9-10 is arranged on the upper side of the first screen frame 9-6, a second screen 9-11 is fixedly arranged in the middle of the second screen frame 9-10, and the aperture of the second screen 9-11 is larger than that of the first screen 9-8; the second screen frame 9-10 is arranged on the lower side of a discharge hole at the bottom of the box body 1; the bottom surface of the second screen frame 9-10 is fixedly welded with a connecting piece 9-12, the connecting piece 9-12 is erected on the side edge of the first screen frame 9-6, and the lower end of the connecting piece 9-12 passes through the upper side of the adjusting groove 9-2 and then is fixedly welded with the top surface of the second adjusting block 9-4; a third motor 9-13 with the model number of 60KTYZ is fixedly arranged on the rear side wall of the first adjusting block 9-3 through a motor bracket and a bolt, an output shaft of the third motor 9-13 is fixedly connected with one end of a rotating rod 9-14 after rotating through the first adjusting block 9-3 through a bearing, the other end of the rotating rod 9-14 is rotatably connected with an adjusting rod 9-15 through a bearing, the other end of the adjusting rod 9-15 is rotatably connected with a fourth rotating shaft 9-16 through a bearing, and the rear end of the fourth rotating shaft 9-16 is fixedly welded with the front side wall of the second adjusting block 9-4; the third motor 9-13 is connected with an external power supply; the front side wall and the rear side wall inside the second screen frame 9-10 are symmetrically and fixedly provided with slide rails 15 through bolts, the front side wall and the rear side wall of the mounting plate 16 are arranged on the slide rails 15 at the front side and the rear side wall in a sliding manner through slide grooves formed in the front side wall and the rear side wall, the bottom surface of the mounting plate 16 is fixedly provided with a steel wire brush 17 through bolts, the lower end of the steel wire brush 17 is arranged in contact with the upper side surface of the second screen 9-11, the right side wall of the mounting plate 16 is vertically and fixedly provided with an electric push rod 18 with the model number of smr-300 through bolts, and the right end of the electric push rod 18 is fixedly arranged on the right side wall inside the second screen frame 9-10 through bolts; the electric push rod 18 is connected with an external power supply.
The working principle of the specific embodiment is as follows: conveying stone to be crushed into the feeding hopper 3 through an external feeding mechanism, opening a first motor 4, driving a first rotating shaft 5 to rotate by the output end of the first motor 4 so as to drive a material baffle plate 6 to rotate, and enabling the stone to intermittently fall onto a first material guide plate 8-1 from the feeding hopper 3 and fall onto a second material guide plate 8-2 along the first material guide plate 8-1 through a material leaking hole 7 formed in the material baffle plate 6; turning on a second motor 8-11, driving an output shaft of the second motor 8-11 to drive an eccentric wheel 8-12 to rotate, driving a second connecting ring 8-13 to do up-down left-right reciprocating motion, further driving the second connecting ring 8-13 to move through a connecting rod 8-14, driving the right end of an arc-shaped crushing plate 8-3 to do up-down reciprocating motion on a second material guide plate 8-2 through a third rotating shaft 8-5 by the second connecting ring 8-13, descending the right side edge of the arc-shaped crushing plate 8-3, ascending the left side edge of the arc-shaped crushing plate, compressing a first spring 8-9, ascending a guide rod, and further enabling the arc-shaped crushing plate 8-3 to grind and crush stones on the second material guide plate 8-2; the crushed stone falls to a discharge port of the box body 1 along the second material guide plate 8-2, then falls to a second screen 9-11 from the discharge port, a third motor 9-13 is turned on, the third motor 9-13 drives a rotating rod 9-14 to do circular motion, the rotating rod 9-14 drives a second adjusting block 9-4 to do reciprocating motion in an adjusting groove 9-2 through an adjusting rod 9-15, and simultaneously, the first adjusting block 9-3 reciprocates left and right in the adjusting groove 9-2 under the action of the second spring 9-9, then sieving the crushed stone through a second sieve 9-11, dropping a part of the sieved stone onto a first sieve 9-8 for secondary sieving, the stone material of the smallest grain size is collected by external collecting means at the lower side of the adjusting seat 9-1.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the first motor 4 drives the material baffle 6 to rotate, so that stones in the feeding hopper 3 are intermittently conveyed to the first material guide plate 8-1, accumulation of stones is reduced, and grinding and crushing are more convenient;
2. the crushing mechanism 8 carries out reciprocating type rolling and conveying on stone materials through the arc-shaped crushing plate 8-3, so that the operation is convenient, and meanwhile, the rolling is more thorough;
3. the screening mechanism 9 adopts a screen 9-8 and a second screen 9-11 with different apertures for screening, so that crushed stones can be conveniently clamped for multi-stage screening, and the subsequent use is more convenient;
4. the extension and the shortening of the electric push rod 18 drive the mounting plate 16 to move left and right, and the steel wire brush 17 brushes on the second screen meshes 9-11 to accumulate stone and prevent the screen meshes from being blocked.
The above description is only for illustrating the technical solution of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solution of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.
Claims (7)
1. A crushing and screening device for road and bridge construction comprises a box body (1), supporting legs (2) and a feeding hopper (3), wherein the supporting legs (2) are vertically and fixedly arranged on four corners of the bottom surface of the box body (1), the feeding hopper (3) is fixedly arranged on the right side of the top surface of the box body (1), and the feeding hopper (3) is communicated with the inside of the box body (1); the method is characterized in that: the crusher also comprises a first motor (4), a material baffle plate (6), a crushing mechanism (8) and a screening mechanism (9); a first motor (4) is fixedly arranged on the top surface of a box body (1) on the left side of the feed hopper (3) through a motor support, a first rotating shaft (5) is fixedly connected to the output end of the first motor (4), the lower end of the first rotating shaft (5) penetrates through the top surface of the box body (1) through a bearing in a rotating mode and stretches into the box body (1), a material baffle plate (6) is fixedly connected to the stretching end, material leaking holes (7) are symmetrically formed in the left side and the right side of the material baffle plate (6), and the diameter of each material leaking hole (7) is the same as the inner diameter of the feed hopper (3); a crushing mechanism (8) is arranged in the box body (1), and a screening mechanism (9) is arranged below the box body (1); the first motor (4) is connected with an external power supply;
the crushing mechanism (8) comprises a first material guide plate (8-1), a second material guide plate (8-2), an arc-shaped crushing plate (8-3), a second rotating shaft (8-4), a third rotating shaft (8-5), a connecting block (8-6), a guide column (8-7), a guide sleeve (8-8), a first spring (8-9), a first connecting ring (8-10), a second connecting ring (8-13), a connecting rod (8-14), an eccentric wheel (8-12) and a second motor (8-11); a first material guide plate (8-1) is fixedly arranged inside the box body (1) on the lower side of the feed hopper (3), a second material guide plate (8-2) is fixedly connected to the lower side edge of the first material guide plate (8-1), and the front side wall and the rear side wall of the first material guide plate (8-1) and the rear side wall of the second material guide plate (8-2) are respectively and fixedly connected with the front side wall and the rear side wall inside the box body (1); an arc-shaped crushing plate (8-3) is arranged on the upper side of the second material guide plate (8-2), a second rotating shaft (8-4) and a third rotating shaft (8-5) are respectively and fixedly arranged on the left side edge and the right side edge of the arc-shaped crushing plate (8-3), a connecting block (8-6) is arranged in the middle of the second rotating shaft (8-4) through a bearing rotating sleeve, a guide post (8-7) is vertically and fixedly arranged on the top surface of the connecting block (8-6), a guide sleeve (8-8) is fixedly arranged on the left side wall inside the box body (1), the guide post (8-7) is movably inserted inside the guide sleeve (8-8), a first spring (8-9) is sleeved on the guide post (8-7) between the guide sleeve (8-8) and the connecting block (8-6), the upper end of the first spring (8-9) is abutted to the guide sleeve (8-8), the lower end of the first spring (8-9) is arranged against the connecting block (8-6); the middle part of the third rotating shaft (8-5) is provided with a first connecting ring (8-10) through a bearing rotating sleeve, the inside of a box body (1) at the lower side of the first material guide plate (8-1) is fixedly provided with a second motor (8-11) through a motor support, an output shaft of the second motor (8-11) is fixedly connected with an eccentric wheel (8-12), the outer side of the eccentric wheel (8-12) is movably sleeved with a second connecting ring (8-13), a connecting rod (8-14) is fixedly connected between the first connecting ring (8-10) and the second connecting ring (8-13), and the connecting rod (8-14) is movably arranged in the middle part of the first material guide plate (8-1) in a penetrating manner; the second motor (8-11) is connected with an external power supply;
the screening mechanism (9) comprises a first screen frame (9-6), a second screen frame (9-10), a connecting piece (9-12), a connecting plate (9-5), a first adjusting block (9-3), a second adjusting block (9-4), a first screen (9-8), a second screen (9-11), a second spring (9-9), a third motor (9-13), a rotating rod (9-14) and an adjusting rod (9-15); an adjusting seat (9-1) is fixedly connected among the four supporting legs (2), adjusting grooves (9-2) are symmetrically formed in the left side and the right side of the inside of the adjusting seat (9-1), and the upper side and the front side and the rear side of each adjusting groove (9-2) are arranged in a penetrating manner; a first adjusting block (9-3) and a second adjusting block (9-4) are respectively arranged in the adjusting grooves (9-2) at the left side and the right side in a sliding manner, a connecting plate (9-5) is fixedly arranged on the top surface of the first adjusting block (9-3), a first screen frame (9-6) is arranged at the upper side of the adjusting seat (9-1), a partition plate (9-7) is fixedly arranged at the middle part of the first screen frame (9-6), a first screen (9-8) is fixedly arranged in the first screen frame (9-6) at the front side and the rear side of the partition plate (9-7), the upper side edge of the connecting plate (9-5) passes through the upper side of the adjusting groove (9-2) and is fixedly connected with the bottom of the partition plate (9-7), a second spring (9-9) is fixedly arranged in the adjusting grooves (9-2) at the left side and the right side of the first adjusting block (9-3), one end of a second spring (9-9) is fixedly connected with the inner side wall of the adjusting groove (9-2), and the other end of the second spring (9-9) is fixedly connected with the side wall of a second adjusting block (9-4); a second screen frame (9-10) is arranged on the upper side of the first screen frame (9-6), a second screen (9-11) is fixedly arranged in the middle of the second screen frame (9-10), and the aperture of the second screen (9-11) is larger than that of the first screen (9-8); the second screen frame (9-10) is arranged on the lower side of the discharge hole at the bottom of the box body (1); the bottom surface of the second screen frame (9-10) is fixedly provided with a connecting piece (9-12), the connecting piece (9-12) is erected on the side edge of the first screen frame (9-6), and the lower end of the connecting piece (9-12) passes through the upper side of the adjusting groove (9-2) and then is fixedly connected with the top surface of the second adjusting block (9-4); a third motor (9-13) is fixedly arranged on the rear side wall of the first adjusting block (9-3) through a motor support, an output shaft of the third motor (9-13) is fixedly connected with one end of a rotating rod (9-14) after passing through the first adjusting block (9-3) through a bearing in a rotating manner, the other end of the rotating rod (9-14) is rotatably connected with an adjusting rod (9-15) through a bearing, the other end of the adjusting rod (9-15) is rotatably connected with a fourth rotating shaft (9-16) through a bearing, and the rear end of the fourth rotating shaft (9-16) is fixedly connected with the front side wall of the second adjusting block (9-4); and the third motor (9-13) is connected with an external power supply.
2. The crushing and screening device for road and bridge construction according to claim 1, wherein: the first rotating shaft (5) is stretched at the inner end of the box body (1) and provided with a fixing plate (10) through a bearing rotating sleeve, the right side of the fixing plate (10) is fixedly arranged on the left side wall of the inner end of the feed hopper (3), and the fixing plate (10) is arranged on the upper side of the material baffle plate (6); support pivot (5) No. one through fixed plate (10), simultaneously, strike off the rubble of leaving over on the baffle.
3. The crushing and screening device for road and bridge construction according to claim 1, wherein: a limiting plate (11) is fixedly arranged on the upper end head of the guide post (8-7), and the limiting plate (11) and the guide sleeve (8-8) are limited; the limiting plate (11) limits the stroke of the up-and-down movement of the guide columns (8-7).
4. The crushing and screening device for road and bridge construction according to claim 1, wherein: a plurality of crushing cones (12) are fixedly arranged on the bottom surface of the arc-shaped crushing plate (8-3) in a matrix manner; when the arc-shaped crushing plate (8-3) rolls the stones, the crushing cone (12) breaks the large stones in a targeted way.
5. The crushing and screening device for road and bridge construction according to claim 1, wherein: an annular groove (13) is formed in the inner side wall of the second connecting ring (8-13), an annular guide rail (14) is fixedly arranged on the outer side wall of the eccentric wheel (8-12), and the eccentric wheel (8-12) is arranged in the annular groove (13) in a sliding mode through the annular guide rail (14); the rotation of the second connecting rings (8-13) is limited and guided by the matching of the annular guide rail (14) and the annular groove (13), and the separation of the second connecting rings (8-13) and the eccentric wheels (8-12) is avoided.
6. The crushing and screening device for road and bridge construction according to claim 1, wherein: sliding rails (15) are symmetrically and fixedly arranged on the front side wall and the rear side wall inside the second screen frame (9-10), the front side and the rear side of the mounting plate (16) are arranged on the sliding rails (15) on the front side and the rear side in a sliding mode through sliding grooves formed in the mounting plate, a steel wire brush (17) is fixedly arranged on the bottom surface of the mounting plate (16), the lower end of the steel wire brush (17) is arranged in contact with the upper side surface of the second screen (9-11), an electric push rod (18) is vertically and fixedly arranged on the right side wall of the mounting plate (16), and the right end of the electric push rod (18) is fixedly arranged on the right side wall inside the second screen frame (9-10); the electric push rod (18) is connected with an external power supply; the electric push rod (18) is extended and shortened to drive the mounting plate (16) to move left and right, the wire brush (17) brushes on the second screen (9-11) to accumulate stones, and meanwhile, screen holes are prevented from being blocked.
7. The crushing and screening device for road and bridge construction according to claim 1, wherein: the working principle is as follows: conveying stone to be crushed into the feeding hopper (3) through an external feeding mechanism, opening a first motor (4), driving a first rotating shaft (5) to rotate by the output end of the first motor (4) so as to drive a material baffle plate (6) to rotate, and enabling the stone to intermittently fall onto a first material guide plate (8-1) from the feeding hopper (3) and fall onto a second material guide plate (8-2) along the first material guide plate (8-1) through a material leakage hole (7) formed in the material baffle plate (6); the second motor (8-11) is turned on, the output shaft of the second motor (8-11) drives the eccentric wheel (8-12) to rotate, thereby driving the second connecting ring (8-13) to do up-down and left-right circular reciprocating motion, then the connecting rod (8-14) drives the second connecting ring (8-13) to move, the second connecting ring (8-13) drives the right end of the arc-shaped crushing plate (8-3) to do up-and-down reciprocating motion on the second material guide plate (8-2) through the third rotating shaft (8-5), the right side edge of the arc-shaped crushing plate (8-3) descends, the left side of the crusher ascends, the first spring (8-9) is compressed, the guide rod ascends, and then the arc-shaped crushing plate (8-3) rolls and crushes the stone on the second material guide plate (8-2); crushed stones fall to a discharge port of a box body (1) along a second guide plate (8-2), then fall to a second screen (9-11) from the discharge port, a third motor (9-13) is turned on, the third motor (9-13) drives a rotating rod (9-14) to do circular motion, the rotating rod (9-14) drives a second adjusting block (9-4) to do reciprocating motion in an adjusting groove (9-2) through an adjusting rod (9-15), meanwhile, the first adjusting block (9-3) does left and right reciprocating motion in the adjusting groove (9-2) under the action of a second spring (9-9), and then is screened through the second screen (9-11), and a part of the screened stones fall to the first screen (9-8) to be screened secondarily, the stone material with the smallest grain size is collected at the lower side of the adjusting seat (9-1) by an external collecting device.
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| CN116511043B (en) * | 2023-07-04 | 2023-09-01 | 珲春正兴磨料有限责任公司 | Novel high-efficient round sieve that shakes |
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| RU2005108669A (en) * | 2002-08-29 | 2005-08-27 | Мекканика Бреганцезе С.Р.Л. (It) | BUCKET FOR CRUSING AND SOWING STONES |
| CN111068817A (en) * | 2020-01-18 | 2020-04-28 | 象山旭雯钢铁科技有限公司 | Portable automatic gravel screening machine |
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