CN111451130B - Method for manufacturing asphalt concrete - Google Patents
Method for manufacturing asphalt concrete Download PDFInfo
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- CN111451130B CN111451130B CN202010295939.0A CN202010295939A CN111451130B CN 111451130 B CN111451130 B CN 111451130B CN 202010295939 A CN202010295939 A CN 202010295939A CN 111451130 B CN111451130 B CN 111451130B
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- 239000011384 asphalt concrete Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims description 13
- 239000004575 stone Substances 0.000 claims abstract description 57
- 238000003756 stirring Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 132
- 238000012216 screening Methods 0.000 claims description 43
- 238000007789 sealing Methods 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 239000010426 asphalt Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 230000010405 clearance mechanism Effects 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 4
- 239000004567 concrete Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- -1 branches Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Images
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
- B07B1/28—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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for 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
-
- 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
- B07B1/52—Cleaning with brushes or scrapers
- B07B1/522—Cleaning with brushes or scrapers with brushes
- B07B1/524—Cleaning with brushes or scrapers with brushes the brushes being rotating
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1013—Plant characterised by the mode of operation or the construction of the mixing apparatus; Mixing apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Working-Up Tar And Pitch (AREA)
Abstract
The invention relates to an asphalt concrete manufacturing method which comprises a bottom plate, a stirring device and a feeding device, wherein mounting holes are uniformly formed in the bottom plate, the stirring device is arranged in the middle of the upper end of the bottom plate, a through groove is formed in the upper end of the stirring device, and the feeding device is arranged in the through groove. The invention can solve the problems that when the existing equipment is used for preparing and processing asphalt concrete, the crushed stone materials cannot be effectively screened, so that massive crushed stones are easily mixed in the mixed finished product material, the subsequent processing and use of the finished product material are influenced, and when the existing equipment is used for preparing and processing the asphalt concrete, the crushed stones usually easily block meshes of the screen, the screen cannot be cleaned in time, so that the filtering efficiency of the screen is low, the preparation efficiency of the asphalt concrete is influenced, and the like.
Description
Technical Field
The invention relates to the field of asphalt concrete processing, in particular to an asphalt concrete manufacturing method.
Background
The asphalt concrete is a mixture prepared by manually selecting mineral aggregate, broken stone mineral powder and the like with a certain gradation composition and mixing the mineral aggregate, broken stone mineral powder and the like with a certain proportion of road asphalt material under strictly controlled conditions, and is economic and safe.
At present, the existing asphalt concrete generally has the following defects in the manufacturing and processing process: 1. when the existing equipment is used for preparing and processing asphalt concrete, the crushed stone materials cannot be effectively screened, so that large blocky crushed stones are easily mixed in the mixed finished product materials, and the subsequent processing and use of the finished product materials are influenced; 2. when the existing equipment is used for preparing and processing asphalt concrete, broken stones usually easily block meshes of the screen, and the screen cannot be cleaned in time, so that the filtering efficiency of the screen is low, and the preparation effect of the asphalt concrete is influenced.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that when the existing equipment is used for preparing and processing asphalt concrete, the crushed stone materials cannot be effectively screened, so that massive crushed stones are easily mixed in the mixed finished product material, the subsequent processing and use of the finished product material are influenced, and when the existing equipment is used for preparing and processing the asphalt concrete, the crushed stones usually easily block meshes of the screen, the screen cannot be cleaned in time, so that the filtering efficiency of the screen is low, the preparation efficiency of the asphalt concrete is influenced, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the asphalt concrete manufacturing method adopts the following processing equipment, the processing equipment comprises a bottom plate, a stirring device and a feeding device, mounting holes are uniformly formed in the bottom plate, the stirring device is installed in the middle of the upper end of the bottom plate, a through groove is formed in the upper end of the stirring device, and the feeding device is installed in the through groove.
The feeding device comprises a fixed barrel, a feeding frame, a screening mechanism, a cleaning mechanism, a sealing mechanism and a rotating mechanism, wherein the fixed barrel is arranged in a through groove, the feeding frame is arranged at the upper end of the fixed barrel, the section of the feeding frame is of a conical structure, sliding grooves are symmetrically arranged in the fixed barrel, the screening mechanism is connected in the sliding grooves in a sliding fit mode, the rotating mechanism is arranged in the fixed barrel and is arranged at the upper end of the rotating mechanism, the cleaning mechanism is uniformly arranged between the rotating mechanism and the screening mechanism, the sealing mechanism is arranged in the middle of the rotating mechanism, the outer side of the sealing mechanism is connected with the fixed barrel in a sliding fit mode, when the feeding device works, broken stones are gradually filled into the fixed barrel manually, when the weight of the broken stones is gradually increased, the rotating mechanism rotates after being meshed with a driving mechanism after moving downwards, the rotating mechanism drives the screening mechanism to effectively select the larger broken stones in, the cleaning mechanism can prevent the gravel from blocking the meshes of the screening mechanism, and after the gravel is fed, the sealing mechanism can seal the lower end of the fixed barrel.
The screening mechanism comprises a moving frame, a sliding frame, a wave frame, a connecting spring, a partition plate and a screen, wherein the moving frame is of a U-shaped circular structure in cross section, the outer side of the moving frame is connected with a sliding groove in a sliding fit manner, the connecting spring is arranged between the lower end of the moving frame and the sliding groove, the wave frame is arranged at the lower end inside the moving frame, the sliding frame is arranged at the upper end inside the moving frame and is connected with the wave frame in a sliding fit manner, the sliding frame is of a circular structure, the partition plate is uniformly arranged between the sliding frame and a rotating mechanism, the screen is arranged between adjacent partition plates, when the weight of crushed stones is gradually increased during specific work, the moving frame is stressed to move downwards, the moving frame drives the rotating mechanism to be meshed with a driving mechanism, the rotating mechanism can further drive the sliding frame to rotate, and, the screen cloth in the carriage can realize carrying out the function of screening to the rubble.
The method for manufacturing the asphalt concrete comprises the following steps:
s1, cleaning broken stones: manually cleaning and removing the impurities such as branches, films, soil and the like remained in the crushed stones;
s2, drying and heating: preheating the crushed stone in the step S1 in a hot air heating mode;
s3, screening and conveying: the crushed stones in the step S2 are loaded into the feeding device, when the weight of the crushed stones is gradually increased, the rotating mechanism moves downwards to rotate, the rotating mechanism drives the screening mechanism to effectively select larger crushed stones in the crushed stones, the cleaning mechanism can prevent the crushed stones from blocking meshes of the screening mechanism, and after the crushed stones are fed, the sealing mechanism can seal the lower end of the feeding device;
s4, mixing and stirring: when the crushed stone in the step S3 enters the stirring device, the stirring device can effectively mix and stir the crushed stone and the molten asphalt;
s5, finished product material storage: and (4) fully stirring the asphalt and the crushed stone in the step (S4), and then storing the mixed finished product asphalt concrete.
Preferably, agitating unit include agitator tank, actuating mechanism and agitator, the agitator tank be cylindrical hollow structure, the agitator tank right side is provided with actuating mechanism, the actuating mechanism lower extreme is installed on the bottom plate, the agitator is evenly installed in the actuating mechanism left side, the agitator is located the agitator tank, during concrete work, actuating mechanism can drive the even stirring of agitator for the rubble can mix mutually with the pitch of molten condition fully.
Preferably, actuating mechanism include support, driving motor, speed reducer and axis of rotation, bottom plate upper end right side install the support, driving motor is installed through the motor cabinet in support upper end right side, be connected with the speed reducer on driving motor's the output shaft, the speed reducer is installed in support upper end left side, the speed reducer is connected with the axis of rotation, the axis of rotation is connected with the agitator tank through the bearing.
Preferably, clearance mechanism include link, slide bar, expanding spring and clearance board, the link install between screening mechanism and slewing mechanism upper end, evenly be provided with the through-hole on the link, be connected with the slide bar through sliding fit's mode in the through-hole, the slide bar is T style of calligraphy structure, be provided with expanding spring on the slide bar, the clearance board is installed to the slide bar lower extreme, concrete during operation, when screening mechanism rotates, the slide bar drives the clearance board and contacts with screening mechanism all the time, and then can clear up screening mechanism upper end, prevent that the rubble from blockking up the mesh of screening mechanism, do benefit to the use.
Preferably, sealing mechanism include closing plate, stopper, slider and reset spring, the closing plate be connected with slewing mechanism through the bearing, the closing plate outside evenly is provided with the stopper, the inside symmetry of fixed bucket is provided with the spread groove, be connected with the slider through sliding fit's mode in the spread groove, the slider is connected with the stopper through the connecting rod, be provided with reset spring on the connecting rod, concrete during operation, when closing plate upper end rubble weight is less, reset spring drives the closing plate upward movement, closing plate and fixed bucket lower extreme sealing connection, the leakproofness of guaranteeing to connect prevents that the heat from scattering and disappearing.
Preferably, slewing mechanism include pivot, bearing housing, rotor plate, driving gear and driven gear, the pivot be connected with sealing mechanism through the bearing, install the bearing housing in the pivot, the rotor plate is evenly installed at the pivot middle part, driven gear is installed to the pivot lower extreme, driven gear has the driving gear in the meshing, the driving gear is installed in agitating unit, concrete during operation, when the pivot downstream, driven gear and the driving gear of pivot lower extreme mesh mutually, the driving gear drives the pivot through gear drive's mode and rotates.
Preferably, the lower end face of the cleaning plate is uniformly provided with bristles, and the bristles are made of wear-resistant rubber materials.
(III) advantageous effects
1. According to the asphalt concrete manufacturing method provided by the invention, the screening mechanism can effectively clean large-block impurities in the crushed stones, so that the influence of the large-block crushed stones on the use effect of finished products is avoided;
2. according to the asphalt concrete manufacturing method provided by the invention, the cleaning mechanism can effectively clean the surface of the screen, so that broken stones are prevented from blocking the meshes, continuous screening processing of the screen is facilitated, the filtering efficiency of the screen is improved, and the preparation effect of asphalt concrete is ensured;
3. according to the asphalt concrete manufacturing method provided by the invention, the sealing mechanism can automatically seal the lower end of the fixed barrel after the feeding is finished, so that the heat loss in the stirring device is reduced, and the asphalt concrete processing is facilitated.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic sectional structure of the feeding device;
FIG. 4 is a schematic cross-sectional view of the stationary barrel, the screening mechanism, the cleaning mechanism, the rotating shaft and the bearing housing of the present invention;
FIG. 5 is a schematic cross-sectional view of the sealing mechanism, the shaft, the rotating plate and the driven gear of the present invention;
FIG. 6 is a schematic diagram of the structure between the moving frame, the sliding frame, the partition and the screen.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, the asphalt concrete manufacturing method adopts a processing device, the processing device comprises a bottom plate 1, a stirring device 2 and a feeding device 3, the bottom plate 1 is uniformly provided with mounting holes, the middle part of the upper end of the bottom plate 1 is provided with the stirring device 2, the upper end of the stirring device 2 is provided with a through groove, and the feeding device 3 is arranged in the through groove.
Agitating unit 2 include agitator tank 21, actuating mechanism 22 and agitator 23, agitator tank 21 be cylindrical hollow structure, agitator tank 21 right side is provided with actuating mechanism 22, the lower extreme of actuating mechanism 22 is installed on bottom plate 1, agitator 23 is evenly installed in actuating mechanism 22 left side, agitator 23 is located agitator tank 21, during concrete work, actuating mechanism 22 can drive agitator 23 and evenly stir for the rubble can mix mutually with the pitch of molten condition fully.
The driving mechanism 22 comprises a support 221, a driving motor 222, a speed reducer 223 and a rotating shaft 224, the support 221 is installed on the right side of the upper end of the bottom plate 1, the driving motor 222 is installed on the right side of the upper end of the support 221 through a motor base, the speed reducer 223 is connected to an output shaft of the driving motor 222, the speed reducer 223 is installed on the left side of the upper end of the support 221, the speed reducer 223 is connected with the rotating shaft 224, and the rotating shaft 224 is connected with the stirring tank 21 through a bearing.
The feeding device 3 comprises a fixed barrel 31, a feeding frame 32, a screening mechanism 33, a cleaning mechanism 34, a sealing mechanism 35 and a rotating mechanism 36, the fixed barrel 31 is arranged in a through groove, the feeding frame 32 is arranged at the upper end of the fixed barrel 31, the section of the feeding frame 32 is of a conical structure, sliding grooves are symmetrically arranged in the fixed barrel 31, the screening mechanism 33 is connected in the sliding grooves in a sliding fit mode, the rotating mechanism 36 is arranged in the fixed barrel 31, the screening mechanism 33 is arranged at the upper end of the rotating mechanism 36, the cleaning mechanism 34 is uniformly arranged between the rotating mechanism 36 and the screening mechanism 33, the sealing mechanism 35 is arranged in the middle of the rotating mechanism 36, the outer side of the sealing mechanism 35 is connected with the fixed barrel 31 in a sliding fit mode, during specific work, broken stones are gradually filled into the fixed barrel 31 manually, when the weight is gradually increased, the rotating mechanism 36 rotates after being meshed with the driving mechanism 22 after moving downwards, slewing mechanism 36 drives screening mechanism 33 and can effectually select great rubble in the rubble, and clearance mechanism 34 can prevent that the rubble from blockking up screening mechanism 33's mesh, and after the rubble feeding finished, sealing mechanism 35 can seal fixed bucket 31 lower extreme.
The screening mechanism 33 comprises a moving frame 331, a sliding frame 332, a wave frame 333, a connecting spring 334, a clapboard 335 and a screen 336, wherein the moving frame 331 is of a U-shaped circular structure in cross section, the outer side of the moving frame 331 is connected with a sliding chute in a sliding fit manner, the connecting spring 334 is arranged between the lower end of the moving frame 331 and the sliding chute, the wave frame 333 is arranged at the lower end inside the moving frame 331, the sliding frame 332 is arranged at the upper end inside the moving frame 331, the sliding frame 332 is connected with the wave frame 333 in a sliding fit manner, the sliding frame 332 is of a circular structure, the clapboard 335 is uniformly arranged between the sliding frame 332 and the rotating mechanism 36, the screen 336 is arranged between the adjacent clapboards 335, during specific work, when the weight of crushed stones is gradually increased, the moving frame 331 is stressed to move downwards, the moving frame 331 drives the rotating mechanism 36 to be meshed with the driving mechanism 22, and, the sliding frame 332 may move up and down on the wave frame 333, and the screen 336 inside the sliding frame 332 may perform a function of screening crushed stones.
The rotating mechanism 36 comprises a rotating shaft 361, a bearing sleeve 362, a rotating plate 363, a driving gear 364 and a driven gear 365, the rotating shaft 361 is connected with the sealing mechanism 35 through a bearing, the bearing sleeve 362 is installed on the rotating shaft 361, the rotating plate 363 is evenly installed in the middle of the rotating shaft 361, the driven gear 365 is installed at the lower end of the rotating shaft 361, the driving gear 364 is meshed with the driven gear 365, the driving gear 364 is installed in the stirring device 2, during specific work, when the rotating shaft 361 moves downwards, the driven gear 365 at the lower end of the rotating shaft 361 is meshed with the driving gear 364, and the driving gear 364 drives the rotating shaft 361 to rotate in a gear transmission mode.
The method for manufacturing the asphalt concrete comprises the following steps:
s1, cleaning broken stones: manually cleaning and removing the impurities such as branches, films, soil and the like remained in the crushed stones;
s2, drying and heating: preheating the crushed stone in the step S1 in a hot air heating mode;
s3, screening and conveying: the crushed stones in the step S2 are loaded into the feeding device 3, when the weight of the crushed stones is gradually increased, the rotating mechanism 36 moves downwards to rotate, the rotating mechanism 36 drives the screening mechanism 33 to effectively select larger crushed stones in the crushed stones, the cleaning mechanism 34 can prevent the crushed stones from blocking meshes of the screening mechanism 33, and after the crushed stones are fed, the sealing mechanism 35 can seal the lower end of the feeding device 3;
s4, mixing and stirring: when the crushed stone in the step S3 enters the stirring device 2, the stirring device 2 can effectively mix and stir the crushed stone and the molten asphalt;
s5, finished product material storage: and (4) fully stirring the asphalt and the crushed stone in the step (S4), and then storing the mixed finished product asphalt concrete.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The asphalt concrete manufacturing method adopts the following processing equipment, and the processing equipment comprises a bottom plate (1), a stirring device (2) and a feeding device (3), and is characterized in that: mounting holes are uniformly formed in the bottom plate (1), a stirring device (2) is mounted in the middle of the upper end of the bottom plate (1), a through groove is formed in the upper end of the stirring device (2), and a feeding device (3) is mounted in the through groove; wherein:
the feeding device (3) comprises a fixed barrel (31), a feeding frame (32), a screening mechanism (33), a cleaning mechanism (34), a sealing mechanism (35) and a rotating mechanism (36), the automatic grading machine is characterized in that the fixed barrel (31) is arranged in the through groove, the upper end of the fixed barrel (31) is provided with the feeding frame (32), the section of the feeding frame (32) is of a conical structure, sliding grooves are symmetrically formed in the fixed barrel (31), the screening mechanisms (33) are connected in the sliding grooves in a sliding fit mode, the rotating mechanisms (36) are arranged in the fixed barrel (31), the screening mechanisms (33) are arranged at the upper end of the rotating mechanisms (36), cleaning mechanisms (34) are uniformly arranged between the rotating mechanisms (36) and the screening mechanisms (33), the middle parts of the rotating mechanisms (36) are provided with sealing mechanisms (35), and the outer sides of the sealing mechanisms (35) are connected with the fixed barrel (31) in a sliding fit mode;
the screening mechanism (33) comprises a moving frame (331), a sliding frame (332), a wave frame (333), a connecting spring (334), a partition plate (335) and a screen (336), the moving frame (331) is of a circular ring structure with a U-shaped section, the outer side of the moving frame (331) is connected with a sliding chute in a sliding fit mode, the connecting spring (334) is installed between the lower end of the moving frame (331) and the sliding chute, the wave frame (333) is installed at the lower end inside the moving frame (331), the sliding frame (332) is arranged at the upper end inside the moving frame (331), the sliding frame (332) is connected with the wave frame (333) in a sliding fit mode, the sliding frame (332) is of a circular ring structure, the partition plates (335) are evenly installed between the sliding frame (332) and the rotating mechanism (36), and the screen (336) is installed between adjacent;
the method for manufacturing the asphalt concrete comprises the following steps:
s1, cleaning broken stones: manually cleaning and removing the residual tree branches, films and soil impurities in the crushed stones;
s2, drying and heating: preheating the crushed stone in the step S1 in a hot air heating mode;
s3, screening and conveying: the crushed stones in the step S2 are loaded into the feeding device (3), when the weight of the crushed stones is gradually increased, the rotating mechanism (36) moves downwards to rotate, the rotating mechanism (36) drives the screening mechanism (33) to effectively select larger crushed stones in the crushed stones, the cleaning mechanism (34) can prevent the crushed stones from blocking meshes of the screening mechanism (33), and after the crushed stones are fed, the sealing mechanism (35) can seal the lower end of the feeding device (3);
s4, mixing and stirring: when the crushed stone in the step S3 enters the stirring device (2), the stirring device (2) can effectively mix and stir the crushed stone and the molten asphalt;
s5, finished product material storage: and (4) fully stirring the asphalt and the crushed stone in the step (S4), and then storing the mixed finished product asphalt concrete.
2. The method for manufacturing asphalt concrete according to claim 1, wherein: agitating unit (2) include agitator tank (21), actuating mechanism (22) and agitator (23), agitator tank (21) be cylindrical hollow structure, agitator tank (21) right side is provided with actuating mechanism (22), actuating mechanism (22) lower extreme is installed on bottom plate (1), agitator (23) are evenly installed in actuating mechanism (22) left side, agitator (23) are located agitator tank (21).
3. The method for manufacturing asphalt concrete according to claim 2, wherein: the drive mechanism (22) comprises a support (221), a drive motor (222), a speed reducer (223) and a rotating shaft (224), the support (221) is installed on the right side of the upper end of the base plate (1), the drive motor (222) is installed on the right side of the upper end of the support (221) through a motor base, the speed reducer (223) is connected to an output shaft of the drive motor (222), the speed reducer (223) is installed on the left side of the upper end of the support (221), the speed reducer (223) is connected with the rotating shaft (224), and the rotating shaft (224) is connected with the stirring tank (21) through a bearing.
4. The method for manufacturing asphalt concrete according to claim 1, wherein: clearance mechanism (34) including link (341), slide bar (342), expanding spring (343) and clearance board (344), link (341) install between screening mechanism (33) and slewing mechanism (36) upper end, evenly be provided with the through-hole on link (341), be connected with slide bar (342) through sliding fit's mode in the through-hole, slide bar (342) are T style of calligraphy structure, be provided with expanding spring (343) on slide bar (342), clearance board (344) are installed to slide bar (342) lower extreme.
5. The method for manufacturing asphalt concrete according to claim 1, wherein: the sealing mechanism (35) comprises a sealing plate (351), a limiting block (352), a sliding block (353) and a return spring (354), the sealing plate (351) is connected with the rotating mechanism (36) through a bearing, the limiting block (352) is evenly arranged on the outer side of the sealing plate (351), connecting grooves are symmetrically formed in the fixed barrel (31), the sliding block (353) is connected in the connecting grooves in a sliding fit mode, the sliding block (353) is connected with the limiting block (352) through a connecting rod, and the return spring (354) is arranged on the connecting rod.
6. The method for manufacturing asphalt concrete according to claim 1, wherein: slewing mechanism (36) including pivot (361), bearing housing (362), rotor plate (363), driving gear (364) and driven gear (365), pivot (361) be connected with sealing mechanism (35) through the bearing, install bearing housing (362) on pivot (361), pivot (361) middle part evenly installs rotor plate (363), driven gear (365) are installed to pivot (361) lower extreme, driven gear (365) have meshing driving gear (364), driving gear (364) are installed in agitating unit (2).
7. The method for manufacturing asphalt concrete according to claim 4, wherein: the lower end face of the cleaning plate (344) is uniformly provided with bristles, and the bristles are made of wear-resistant rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010295939.0A CN111451130B (en) | 2020-04-15 | 2020-04-15 | Method for manufacturing asphalt concrete |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010295939.0A CN111451130B (en) | 2020-04-15 | 2020-04-15 | Method for manufacturing asphalt concrete |
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| CN111451130A CN111451130A (en) | 2020-07-28 |
| CN111451130B true CN111451130B (en) | 2020-10-16 |
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| CN111921663A (en) * | 2020-08-10 | 2020-11-13 | 陈福育 | Polymer coating raw materials grinder |
| CN112536083A (en) * | 2020-12-05 | 2021-03-23 | 陈必超 | Preparation and processing method of mineral admixture for concrete |
| CN112621994A (en) * | 2020-12-19 | 2021-04-09 | 张政 | Production and processing technology of gypsum plaster board |
| CN115534347B (en) * | 2022-10-01 | 2023-09-12 | 潮州市金鑫沥青混凝土有限公司 | Asphalt concrete preparation method |
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| JP5345829B2 (en) * | 2008-11-27 | 2013-11-20 | 忠隆 渡邊 | Dry cleaning apparatus, dry cleaning system and drying apparatus |
| CN104233924A (en) * | 2013-06-14 | 2014-12-24 | 天津渤海晟机械设备配件有限公司 | Pitch heating kettle |
| CN105946118B (en) * | 2016-06-28 | 2019-01-22 | 陈程 | A kind of Multifunction mixed earth stirrer |
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