CN114505157B - Machine-made sand production line and production process - Google Patents
Machine-made sand production line and production process Download PDFInfo
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- CN114505157B CN114505157B CN202210312612.9A CN202210312612A CN114505157B CN 114505157 B CN114505157 B CN 114505157B CN 202210312612 A CN202210312612 A CN 202210312612A CN 114505157 B CN114505157 B CN 114505157B
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- 239000004576 sand Substances 0.000 title claims abstract description 114
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 49
- 238000012216 screening Methods 0.000 claims abstract description 283
- 239000004575 stone Substances 0.000 claims abstract description 162
- 239000000463 material Substances 0.000 claims abstract description 60
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000003139 buffering effect Effects 0.000 claims description 20
- 238000013016 damping Methods 0.000 claims description 13
- 230000035939 shock Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000004064 recycling Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 15
- 238000007873 sieving Methods 0.000 description 11
- 239000002245 particle Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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Classifications
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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
- B02C21/00—Disintegrating plant with or without drying of the material
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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
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The application relates to a machine-made sand production line and production technology, relates to the technical field of machine-made sand production, and comprises a frame and a crushing device, wherein the crushing device comprises: the first crusher and the second crusher are arranged on the rack; the screening and conveying mechanism is used for screening initial stone materials and stone materials crushed by the first crusher and the second crusher respectively, screening and conveying the initial stone materials to the first crusher and screening and conveying the stone materials crushed by the first crusher and the second crusher to the second crusher; and the collecting mechanism is used for collecting sand grains passing through the screening conveying mechanism. According to the machine-made sand crusher, the stone is screened by the screening and conveying mechanism and then is conveyed to the first crusher and the second crusher to be crushed, so that the production efficiency of machine-made sand is improved; but also reduces the pollution to the environment in the production process of machine-made sand.
Description
Technical Field
The application relates to the technical field of machine-made sand production, in particular to a machine-made sand production line and a production process.
Background
The sand is the most common base material in building construction and is the main raw material for preparing concrete in building construction.
The machine-made sand production line is a processing and production device which takes stone materials with larger grain diameter as raw materials to produce finished aggregate with different specifications, and the finished aggregate can meet the use requirements of the concrete industry, is used for making up for increasingly reduced natural sand and stone and reducing the production cost of building materials such as concrete and the like. The machine-made sand production line comprises a crusher (sand making machine) and a vibrating screen, wherein the crusher is mainly used for crushing stone blocks to form smaller sand grains, and the vibrating screen is used for screening out large stone blocks and small sand grains to obtain sand.
The building stones of multiple variation in size get into the breaker under the conveyer belt is carried and are broken in getting into the breaker, the breaker strikes breakage to building stones, consequently can strike breakage to large-size building stones earlier when the breaker is broken, and the striking effect to small-size building stones is relatively poor, do not have striking effect to building stones even, and small-size building stones equally can occupation space, reduced the quantity of breaker striking building stones, reduced the crushing efficiency of breaker to building stones, consequently reduced the production efficiency of mechanism sand.
Disclosure of Invention
In order to improve the production efficiency of mechanism sand, this application provides a mechanism sand production line and production technology.
First aspect, the application provides a mechanism sand production line adopts following technical scheme:
the utility model provides a mechanism sand production line, includes the frame, be provided with the breaker that carries out the breakage to the building stones in the frame, breaker includes:
the crusher comprises a first crusher and a second crusher, wherein the first crusher and the second crusher are arranged on a frame;
the screening and conveying mechanism is arranged on the rack and is respectively used for screening initial stone materials, the stone materials crushed by the first crusher and the second crusher, screening and conveying the initial stone materials to the first crusher, screening and conveying the stone materials crushed by the first crusher and the second crusher to the second crusher;
and the collecting mechanism is arranged on the rack and is used for collecting sand grains passing through the screening conveying mechanism.
By adopting the above technical scheme, initial building stones get into the screening conveyor to be screened and then are carried first breaker to be broken, then continue to get into the screening conveyor to be screened after the breakage, building stones after the screening are carried to the second breaker to be broken, building stones after the breakage get into the screening conveyor to be screened after that, the sand grain that meets the requirements gets into the collection mechanism to be collected, and the building stones that stop on the screening conveyor continue to get into the second breaker to be broken, therefore first breaker and second breaker can be broken the building stones of adaptation size respectively, thereby the probability that the small-size building stones occupy the jumbo size building stones space has been reduced, the quantity of breaker striking building stones has been increased, and the small-size building stones are broken to the second breaker, consequently, the crushing efficiency of second breaker to the building stones can also be improved, thereby the crushing efficiency of breaker to the building stones has been improved, thereby the production efficiency of mechanism sand has been improved.
And when the initial stone material comprises the sand particles with the composite requirement, the sand particles can directly enter the collecting mechanism for collection, so that the probability that the sand particles enter the crusher to occupy the stone material space is reduced, the probability that the sand particles are splashed into the environment in the transportation process is also reduced, and the pollution to the environment in the production process of machine-made sand is reduced.
Optionally, be provided with the screening case in the frame, breaker sets up on the screening case, screening conveying mechanism includes:
the screening box comprises a first screening plate, a second screening plate and a third screening plate, wherein the first screening plate, the second screening plate and the third screening plate are arranged on the screening box in a sliding mode and are arranged from high to low; the first screening plate, the second screening plate and the third screening plate are respectively used for screening the initial stone materials and the stone materials crushed by the first crusher and the second crusher;
the first conveyor belt and the second conveyor belt are arranged on the rack, and convey the initial stones on the first screening plate to the first crusher for crushing; the second conveyor belt conveys the stones on the first screening plate and the second screening plate to a second crusher for crushing;
and the driving assembly is arranged on the rack and is used for driving the first screening plate, the second screening plate and the third screening plate to move up and down.
Through adopting above-mentioned technical scheme, drive assembly starts to drive first screening board, second screening board and third screening board and removes, therefore initial building stones fall first screening board and sieve, and large-size building stones stop on first screening board, and partial building stones fall second screening board, and first conveyer belt will be located the building stones on first screening board and carry first breaker and carry out the breakage.
The building stones after the first breaker is broken drop on the second screening board, the second screening board continues screening the building stones, part building stones drop third screening board, the building stones that the second conveyer belt will be located on the second screening board simultaneously carry and break in the second breaker, building stones after the second breaker is broken drop on the third screening board and continue screening, and the building stones that the second conveyer belt will be located on the third screening board carry and continue to break in the second breaker, sand grain drops simultaneously and collects the mechanism of collection, with this production that realizes the sand.
Meanwhile, the stone is separated and sieved for multiple times through the first sieving plate, the second sieving plate and the third sieving plate, so that the sieving effect on sand grains is improved, and the production efficiency of machine-made sand is improved; and the arrangement of the screening box reduces the probability of stone or sand falling into the environment and reduces the probability of stone loss and environmental pollution.
Optionally, the collecting mechanism comprises:
the collecting conveyer belt is arranged on the inner side wall of the screening box, is uniformly provided with a plurality of vent holes for air to pass through and is positioned below the third screening plate;
the collecting fan is arranged on the screening box and enables sand grains to fall onto the collecting conveying belt for collection;
the collection assembly is arranged on the rack and is used for collecting sand grains on the collection conveying belt.
By adopting the technical scheme, the collection fan is started, sand falls downwards onto the collection conveying belt for collection, and meanwhile, the collection conveying belt moves to drive the sand to move forwards to the collection assembly for collection, so that the collection of the sand is realized;
and the collection conveyer belt moves to drive the sand grains to move forwards and to be staggered with the collection fan, and the vacant collection conveyer belt is aligned with the collection fan, so that the probability that the sand grains are accumulated on the collection conveyer belt to block the air vents is reduced, more sand grains can move to the collection conveyer belt to be collected, the collection effect of the collection fan on the sand grains is improved, and the probability that the sand grains move to the environment to pollute the environment is reduced.
Optionally, the collecting assembly includes:
the storage bin is arranged on the rack and is used for storing sand grains;
the guide plate is arranged on the screening box, abuts against the collecting conveyor belt and is obliquely and downwards arranged;
the guide pipe is arranged on the screening box and is connected with the storage bin in an inclined downward mode, and the guide plate is used for scraping sand grains on the collecting conveying belt and guiding the sand grains into the guide pipe.
Through adopting above-mentioned technical scheme, it removes to collect the conveyer belt, and the deflector scrapes the sand grain of collecting on the conveyer belt, and the sand grain drops to the stand pipe under the deflector effect, and the sand grain drops to the storage storehouse in under the guide pipe effect at last and saves to this realizes the collection storage to the sand grain, and the sand grain moves down to the storage storehouse under deflector and guide pipe effect in addition, thereby has reduced the sand grain and has dropped to the environment in and the probability of polluted environment.
And the deflector scrapes the sand grain on the collection conveyer belt to reduce the quantity of the sand grain on the collection conveyer belt, improved the transport effect of collecting the conveyer belt to the sand grain, but also reduced the probability that the sand grain caused the jam to the air vent, thereby improved the collection effect of collecting the fan to the sand grain, consequently improved the collection conveyer belt and also improved the collection effect to the sand grain when carrying the effect to the sand grain.
Optionally, the driving assembly includes:
the driving rods are arranged on the first screening plate, the second screening plate and the third screening plate and are arranged on the screening box in a sliding mode;
the driving motor is detachably connected with the rack through a damping connecting assembly, and the damping connecting assembly is used for damping the driving motor;
the driving disc is arranged on an output shaft of the driving motor, and an eccentric rod is eccentrically arranged on the driving disc;
and the two ends of the connecting rod are respectively connected with the driving rod and the eccentric rod in a rotating manner.
By adopting the technical scheme, the driving motor is started to drive the driving disc to rotate, the driving disc rotates to drive the driving rod to move up and down through the eccentric rod and the connecting rod, and the driving rod moves up and down the first screening plate, the second screening plate and the third screening plate to screen stones; and the shock attenuation coupling assembling carries out the shock attenuation to driving motor to reduced the probability that driving motor during operation caused the vibration to the screening case, thereby reduced the screening case vibration and made the screening incasement sand grain move to the probability in the environment, reduced the probability that the sand grain caused the pollution to the environment, also so that driving motor's dismouting simultaneously.
Optionally, the shock-absorbing connecting assembly includes:
the connecting screw rod is arranged on the driving motor and is arranged on the rack in a sliding and penetrating manner;
the connecting nut is in threaded connection with the connecting screw rod and tightly abuts against the rack for positioning;
and the disc spring is sleeved on the connecting screw rod and is abutted against the driving motor and the rack for buffering and damping.
Through adopting above-mentioned technical scheme, twist and move coupling nut and take off from connecting screw, then can change or install driving motor and belleville spring, then pass connecting screw in the frame, make belleville spring support and press in driving motor and frame, twist and move coupling nut threaded connection on connecting screw, make coupling nut support and tightly fix a position in the frame, make driving motor and belleville spring's change with this, thereby belleville spring to driving motor's buffering shock attenuation effect has been improved, thereby the probability that the sand grain caused the pollution to the environment has been reduced.
Optionally, the first screening plate, the second screening plate and the third screening plate are all in an inclined state, and the height of the end close to the entering end of the stone is higher than the height of the end far away from the dropping end of the stone.
By adopting the technical scheme, the moving speed of the stone on the first screening plate, the second screening plate and the third screening plate is accelerated, so that the screening efficiency of the stone is accelerated, and the production efficiency of machine-made sand is improved; and the building stones fall from the other end again after falling at one end, so that the probability that the building stones directly fall without being screened is reduced, and the screening effect on the building stones is improved.
Optionally, still be provided with the buffering conveying mechanism who collects building stones on second screening board and the third screening board on the screening case, buffering conveying mechanism includes:
the buffer box is arranged on the screening box and is communicated with the inside of the screening box;
the buffer conveyer belt is arranged on the buffer box, is used for collecting stones on the second screening plate and the third screening plate and is in a horizontal state, and is used for buffering the stones and then conveying the stones onto the second conveyer belt;
and the recovery pipe is arranged on the buffer tank and is communicated with the screening tank positioned between the third screening plate and the collecting conveyer belt.
Through adopting above-mentioned technical scheme, be located second screening board and third screening board stone material and drop to be located the buffer box and be the horizontally on the buffering conveyer belt, the buffering conveyer belt moves to the second conveyer belt after buffering the building stones and carries, consequently drifts to the air in the sand grain moves to the buffer box, some sand grains subside on the buffering conveyer belt, and collect the fan and be in the on-state, consequently drifted to the air in the sand grain moves to collecting the conveyer belt through the recovery tube and collects the transport, thereby the sand grain has been reduced and has moved to the environment in and the probability of polluted environment.
Optionally, all set up the screening hole that the aperture diminishes gradually on first screening board, second screening board and the third screening board, just be located on the baffle-box and be provided with the material conveyer belt that connects of building stones on the first screening board of collection above the buffering conveyer belt, connect the material conveyer belt to be used for carrying on first conveyer belt after the building stones are cushioned, connect and set up the defeated material hole that a plurality of apertures are the same with the screening hole aperture that is located on the second screening board on the material conveyer belt.
Through adopting above-mentioned technical scheme, the building stones that are arranged in first screening board fall to connecing and carry on the buffering transport belt and carry, the building stones are sieved once more through defeated material hole, some building stones fall to on the buffering transport belt, and connect the material transport belt to drive building stones and move and carry on first transport belt to this has further improved the screening effect to the building stones, consequently has improved the production efficiency of mechanism sand, has also reduced the sand grain simultaneously and has moved to the environment and the probability of polluted environment in the environment
In a second aspect, the application provides a production technology applied to a machine-made sand production line, which adopts the following technical scheme:
a production process applied to a machine-made sand production line comprises the following process steps:
s1, primarily screening stones, and screening the initial stones;
s2, crushing stone materials, namely conveying the screened stone materials into a first crusher for crushing, continuously screening the crushed stone materials, and conveying the screened stone materials into a second crusher for crushing;
s3, screening to obtain sand grains, and screening the stone material obtained in the S2 to obtain the sand grains.
Through adopting above-mentioned technical scheme, sieve initial building stones, then carry the building stones after will sieving to first breaker and carry out the breakage, then carry the second breaker to carry out the breakage after the building stones is broken, obtain the sand grain after sieving broken building stones at last to this realizes the production of mechanism sand.
In summary, the present application includes at least one of the following beneficial technical effects:
the screening conveying mechanism is used for screening stone materials and then conveying the stone materials to the first crusher and the second crusher respectively for crushing, so that the first crusher and the second crusher can respectively crush stone materials with the suitable sizes, and the production efficiency of machine-made sand is improved; but also reduces the probability of sand particles sputtering to the environment in the transportation process and reduces the pollution to the environment in the production process of machine-made sand.
Drawings
FIG. 1 is a schematic perspective view of the present application;
FIG. 2 is a schematic diagram of the construction of the screening conveyor, shock absorbing connector assembly and buffer conveyor of the present application;
figure 3 is a schematic structural view of the screening conveyor, collection mechanism, shock absorbing attachment assembly of the present application with the screening box side walls in section;
FIG. 4 is a schematic structural view of the present application with the frame omitted and with the screening box side walls cut away;
FIG. 5 is a schematic structural view of a drive assembly and a shock absorbing connection assembly of the present application;
fig. 6 is a schematic structural view of the buffer conveying mechanism in the present application, in which the side wall of the buffer tank is cut away.
Reference numerals: 1. a frame; 11. a first frame body; 12. a second frame body; 13. a third frame body; 14. a first mounting bracket; 15. a second mounting bracket; 16. a support frame; 2. screening boxes; 21. a feed hood; 22. a material passing hole; 23. a clamping hole; 3. a crushing device; 31. a first crusher; 32. a second crusher; 33. a first feed tube; 34. a second feed tube; 4. a screening and conveying mechanism; 41. a first screening plate; 411. screening holes; 42. a second screening deck; 43. a third screening plate; 44. a first conveyor belt; 45. a second conveyor belt; 46. a drive assembly; 461. a drive rod; 462. a drive motor; 463. a drive disc; 464. a connecting rod; 465. an eccentric rod; 5. a collection mechanism; 51. collecting a conveying belt; 52. collecting a fan; 53. a collection assembly; 54. a storage bin; 55. a guide plate; 56. a guide tube; 6. a shock-absorbing connecting assembly; 61. connecting a screw rod; 62. connecting a nut; 63. a disc spring; 7. a buffer conveying mechanism; 71. a buffer tank; 72. a buffer conveyor belt; 73. a recovery pipe; 74. a material receiving conveying belt; 75. a material conveying hole; 81. a first rotating roller; 82. a second rotating roller; 83. a rotating shaft.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses machine-made sand production line.
Referring to fig. 1, the machine-made sand production line includes frame 1, the first support body 11 of fixed mounting on frame 1 upper surface, and fixed mounting has screening case 2 on the 11 tops of first support body, is provided with the breaker 3 that is used for carrying out the breakage to the building stones on screening case 2.
Referring to fig. 1, the crushing device 3 includes a first crusher 31, a second crusher 32 and a screening conveying mechanism 4, wherein a second frame body 12 and a third frame body 13 are horizontally and fixedly installed on the upper surface of the frame 1 and on one side of the screening box 2 at intervals, and the top ends of the second frame body 12 and the third frame body 13 vertically extend to the upper side of the screening box 2; the first and second crushers 31 and 32 are respectively fixedly installed on the top of the second and third frames 12 and 13, and the first and second crushers 31 and 32 are used to crush stones, and at the same time, the first and second crushers 31 and 32 may be hammer crushers, and the first crusher 31 adapted to crush stones has a size larger than the second crusher 32 adapted to crush stones.
Referring to fig. 1 and 2, the screening and conveying mechanism 4 is disposed on the frame 1, and the screening and conveying mechanism 4 is used for screening initial stone materials and stone materials crushed by the first crusher 31 and the second crusher 32, respectively, and the screening and conveying mechanism 4 screens the initial stone materials and conveys the screened stone materials to the first crusher 31 for crushing, and the screening and conveying mechanism 4 screens the stone materials crushed by the first crusher 31 and the second crusher 32 and conveys the screened stone materials to the second crusher 32 for crushing.
Referring to fig. 1 and 3, the screening conveyor 4 includes a first screening plate 41, a second screening plate 42, a third screening plate 43, and a driving assembly 46, and a feeding cover 21 is fixedly installed on an upper surface of one end of the screening box 2 in a length direction.
Referring to fig. 1 and 3, first screening board 41, second screening board 42 and third screening board 43 vertically slide and install on screening case 2 inside wall and from high to low range, therefore second screening board 42 is located first screening board 41 below, and third screening board 43 is located second screening board 42 below, all seted up screening hole 411 on first screening board 41, second screening board 42 and the third screening board 43, and be located screening hole 411 aperture and diminish gradually on first screening board 41, second screening board 42 and the third screening board 43.
Referring to fig. 1 and 4, the bottom end of the first crusher 31 is fixedly provided with a first feeding pipe 33 fixedly connected with the outer side wall of the screening box 2 and communicated with the inside of the screening box 2, the bottom end of the second crusher 32 is fixedly provided with a second feeding pipe 34 fixedly connected with the outer side wall of the screening box 2 and communicated with the inside of the screening box 2, meanwhile, the joint of the first feeding pipe 33 and the screening box 2 is located between a first screening plate 41 and a second screening plate 42, the joint of the second feeding pipe 34 and the screening box 2 is located between a second screening plate 42 and a third screening plate 43, and meanwhile, the joints of the first feeding pipe 33 and the second feeding pipe 34 and the screening box 2 are both located on the side, close to the feeding cover 21, of the first screening plate 41.
Referring to fig. 1 and 3, the first screening plate 41, the second screening plate 42 and the third screening plate 43 are all obliquely arranged in the same direction and are parallel to each other, and the height of one end, close to the feeding cover 21, of the first screening plate 41 is higher than that of one end, far away from the feeding cover 21, of the first screening plate 41, so that stones enter from the highest end of the positions of the first screening plate 41, the second screening plate 42 and the third screening plate 43 and fall from the other end of the positions of the first screening plate 41, the second screening plate 42 and the third screening plate 43, so that the heights of the ends, close to the stone entering ends, of the first screening plate 41, the second screening plate 42 and the third screening plate 43 are higher than that of one end, far away from the falling stones.
Referring to fig. 1 and 4, the initial stone falls through the feed hood 21 to the first screening plate 41 for screening, and the crushed stone of the first crusher 31 falls through the first feed pipe 33 to the second screening plate 42 for screening, while the crushed stone of the second crusher 32 falls through the second feed pipe 34 to the third screening plate 43 for screening.
Referring to fig. 1 and 3, a support frame 16 is fixedly installed on the upper surface of the frame 1 and on one side of the screening box 2, and the top end of the support frame 16 vertically extends upwards to the upper part of the screening box 2; the driving assembly 46 is disposed on the supporting frame 16 and is used for driving the first sifting plate 41, the second sifting plate 42 and the third sifting plate 43 to move up and down.
Referring to fig. 3 and 5, the driving assembly 46 includes a driving rod 461, a driving motor 462, a driving disk 463 and a connecting rod 464, the driving rod 461 is fixedly installed on the first screening plate 41, the second screening plate 42 and the third screening plate 43 and fixedly connects the three together, and meanwhile, the driving rod 461 is vertically slidably arranged on the upper surface of the screening box 2.
Referring to fig. 3 and 5, the driving motor 462 is detachably connected to the top end of the supporting frame 16 through a damping connection assembly 6, and the damping connection assembly 6 is used for damping the driving motor 462 during operation; the damping connection assembly 6 is arranged on the lower surface of the driving motor 462 and is provided with a plurality of damping connection assemblies, each damping connection assembly 6 comprises a connection screw 61, a connection nut 62 and a disc spring 63, the connection screw 61 is fixedly arranged on the lower surface of the driving motor 462, and the connection screw 61 vertically penetrates through the top end of the support frame 16 in a sliding mode; the connecting nut 62 is connected to the connecting screw 61 in a threaded manner, and the connecting nut 62 abuts against the side wall of the support frame 16 for positioning; disc spring 63 is established on connecting screw 61, and disc spring 63 vertical stack has placed a plurality ofly, and disc spring 63 supports and presses on driving motor 462 and support frame 16 top to this realizes carrying out dismouting and shock attenuation to driving motor 462.
Referring to fig. 3 and 5, the driving disc 463 is fixedly mounted on the output shaft of the driving motor 462, and the output shaft of the driving motor 462 is in a horizontal state, and a horizontal eccentric rod 465 is eccentrically and fixedly mounted on the side wall of the driving disc 463 near the driving rod 461; the two ends of the connecting rod 464 are respectively connected with the eccentric rod 465 and the driving rod 461 in a rotating way. Drive motor 462 starts to drive driving-disc 463 and rotates, and driving-disc 463 rotates and drives actuating lever 461 vertical migration through eccentric bar 465 and connecting rod 464, and actuating lever 461 vertical migration drives first screening board 41, second screening board 42 and third screening board 43 vertical migration and sieves the building stones.
Referring to fig. 2 and 3, the screening box 2 is further provided with a buffer conveying mechanism 7 for collecting stones on the second screening plate 42 and the third screening plate 43, and the buffer conveying mechanism 7 comprises a buffer box 71 and a buffer conveying belt 72; buffer tank 71 fixed mounting is on the lateral wall that sieves case 2 and deviates from first inlet pipe 33 one side, and buffer tank 71 length direction's one end level extends outside sieve case 2, all set up the logical material hole 22 of mutual intercommunication on the lateral wall of buffer tank 71 and the contact of sieve case 2 simultaneously, and first sieve board 41, second sieve board 42 and third sieve board 43 are close to buffer tank 71 one end and extend to in the logical material hole 22, first sieve board 41, second sieve board 42 and third sieve board 43 do not contact with the upper and lower both sides wall in logical material hole 22 when removing simultaneously.
Referring to fig. 2 and 6, a first rotating roller 81 and a second rotating roller 82 which are horizontal are rotatably mounted on the buffer box 71, the first rotating roller 81 is positioned below the second rotating roller 82, the axial lines of the first rotating roller 81 and the second rotating roller 82 are vertical to the length direction of the buffer box 71, and the length direction of the buffer box 71 is vertical to the length direction of the screening box 2; meanwhile, two first rotating rollers 81 and two second rotating rollers 82 are arranged at intervals along the length direction of the buffer box 71, one of the first rotating rollers 81 and the second rotating rollers 82 is positioned on the outer side wall of one end of the buffer box 71 extending out of the screening box 2, and the other one of the first rotating rollers 81 and the second rotating rollers 82 is positioned on the inner side wall of the buffer box 71; two motors connected with the first rotating roller 81 and the second rotating roller 82 are fixedly mounted on the outer side wall of the buffer box 71, and the motors are started to drive the first rotating roller 81 and the second rotating roller 82 to rotate.
Referring to fig. 3 and 6, the material receiving conveyer belt 74 is sleeved on the two second rotating rollers 82, a plurality of material conveying holes 75 are uniformly distributed on the material receiving conveyer belt 74, and the aperture of each material conveying hole 75 is the same as that of the corresponding sieving hole 411 on the second sieving plate 42, so that stones falling onto the material receiving conveyer belt 74 can be continuously sieved; the buffer conveyer belt 72 is sleeved on the two first rotating rollers 81, so that stones on the first screening plate 41 fall onto the horizontal receiving conveyer belt 74 through the material through holes 22 to be buffered and conveyed, the stones are screened in the conveying process, part of the stones fall onto the buffer conveyer belt 72 to be conveyed, and the stones on the second screening plate 42 and the third screening plate 43 fall onto the horizontal buffer conveyer belt 72 through the material through holes 22 to be buffered and conveyed.
Referring to fig. 1 and 4, a first mounting bracket 14 is fixedly mounted on the upper surface of the frame 1 between the first crusher 31 and the buffer tank 71, and a second mounting bracket 15 is fixedly mounted on the upper surface of the frame 1 between the first crusher 31 and the buffer tank 71.
Referring to fig. 2 and 6, a horizontal third roller and a horizontal fourth roller are rotatably mounted on the first mounting frame 14, the third roller is positioned between the receiving conveyer belt 74 and the buffering conveyer belt 72, and the fourth roller is positioned above the first crusher 31 and the third roller; and a horizontal fifth roller and a horizontal sixth roller are rotatably mounted on the second mounting frame 15, the fifth roller being located below the buffer conveyor belt 72, and the sixth roller being located above the second crusher 32 and the fifth roller.
Referring to fig. 1 and 6, the screening conveyor 4 further comprises a first conveyor belt 44 and a second conveyor belt 45, and a collecting mechanism 5, wherein the first conveyor belt 44 is sleeved on the third roller and the fourth roller, and the second conveyor belt 45 is sleeved on the fifth roller and the sixth roller, so that stones on the receiving conveyor belt 74 fall onto the first conveyor belt 44, stones on the buffering conveyor belt 72 fall onto the second conveyor belt 45, the first conveyor belt 44 conveys stones into the first crusher 31 for crushing, and the second conveyor belt 45 conveys stones into the second crusher 32 for crushing.
Referring to fig. 1 and 3, a collecting mechanism 5 is provided on the sieve tank 2 and serves to collect sand passing through the third sieve plate 43; collect mechanism 5 including collecting conveyer belt 51, collecting fan 52, collection subassembly 53, on the 2 inside walls of screening case and be located third screening board 43 below and rotate and install two horizontally pivots 83, and two pivots 83 set up along being on a parallel with 2 length direction intervals of screening case, and pivot 83 axis is perpendicular with 2 length direction of screening case simultaneously, and fixed mounting has the motor of being connected with pivot 83 on the 2 lateral walls of screening case.
Referring to fig. 1 and 3, the collecting conveyer belt 51 is sleeved on the two rotating shafts 83, the collecting conveyer belt 51 is abutted against two opposite inner side walls of the screening box 2, and a plurality of vent holes are uniformly distributed on the collecting conveyer belt 51, and air passes through the vent holes but sand cannot pass through the vent holes; a plurality of joint holes 23 have been seted up on 2 lower surfaces of screening case, and collect fan 52 and be provided with a plurality ofly and respectively fixed mounting on a plurality of joint holes 23, and collect fan 52 air outlet vertically downwards, consequently collect fan 52 and make the sand grain drop to collect and carry on collecting conveyor belt 51 and collect the transport.
Referring to fig. 2 and 3, the buffer conveying mechanism 7 further comprises a recycling pipe 73, one end of the recycling pipe 73 is fixedly installed on the outer side wall of the buffer box 71, the other end of the recycling pipe 73 is fixedly connected with the outer side wall of the screening box 2 between the third screening plate 43 and the collecting and conveying belt 51, and meanwhile, the recycling pipe 73 is communicated with the buffer box 71 and the inside of the screening box 2; when the collection fan 52 is in an activated state, sand particles entering the buffer tank 71 fall onto the collection conveyor belt 51 through the recovery pipe 73 under the suction force of the collection fan 52 for collection and conveyance.
Referring to fig. 3 and 4, the collecting assembly 53 is arranged on the frame 1 and is used for collecting sand grains on the collecting conveyer belt 51, the collecting assembly 53 comprises a storage bin 54, a guide plate 55 and a guide pipe 56, the storage bin 54 is fixedly arranged on the upper surface of the frame 1, and the storage bin 54 is positioned below the sieving box 2 and on one side of the collecting conveyer belt 51 far away from the buffer box 71; the deflector 55 is fixedly mounted on the inner side wall of the screening box 2, the deflector 55 is positioned on one side of the collecting conveyer belt 51 far away from the buffer box 71, meanwhile, the deflector 55 is positioned below the upper surface of the collecting conveyer belt 51, and the deflector 55 abuts against the collecting conveyer belt 51.
Referring to fig. 3 and 4, the guide pipe 56 is fixedly installed on the outer side wall of the sieving box 2 close to one side of the storage bin 54, the guide pipe 56 is communicated with the interior of the storage bin 54, one end of the guide plate 55 far away from the collecting and conveying belt 51 is inclined downwards to extend into the guide pipe 56, one end of the guide pipe 56 far away from the sieving box 2 is inclined downwards and is fixedly connected with the outer side wall of the storage bin 54, and meanwhile, the guide pipe 56 is communicated with the interior of the storage bin 54. The collection fan 52 is started to make sand fall onto the collection conveying belt 51 for conveying, the collection conveying belt 51 moves to drive the sand to move, and then the sand falls into the storage bin 54 for storage under the action of the guide plate 55 and the guide pipe 56, so that the collection and storage of the sand are realized.
The working principle of the embodiment of the application is as follows:
the initial stone falls onto the first screening plate 41 through the feeding cover 21, the driving motor 462 is started to drive the first screening plate 41, the second screening plate 42 and the third screening plate 43 to move up and down, the stone screened by the first screening plate 41 is conveyed to the first crusher 31 through the receiving conveyor belt 74 and the first conveyor belt 44 to be crushed, the crushed stone falls onto the second screening plate 42 through the first feeding pipe 33, the crushed stone falls onto the second screening plate 42 through the stone on the first screening plate 41, the stone screened by the second screening plate 42 falls onto the second crusher 32 through the buffer conveyor belt 72 and the second conveyor belt 45 to be crushed, then the crushed stone falls onto the third screening plate 43 through the second feeding pipe 34, the stone screened by the third screening plate 43 is continuously moved to the second crusher 32 to be crushed, the collecting fan 52 is started, therefore the stone falls onto the collecting conveyor belt 51 through the third screening plate 43, the collecting fan 51 moves to drive the sand to move to the guiding conveyor belt 56 to move forward, and the sand storage efficiency is improved, and the sand production efficiency is achieved.
The embodiment of the application discloses a production process applied to a machine-made sand production line.
Referring to fig. 1, the production process applied to the machine-made sand production line comprises the following process steps:
s1, primarily screening stones, and screening the initial stones;
s2, crushing stone, namely conveying the screened stone into a first crusher 31 for crushing, continuously screening the crushed stone, and conveying the screened stone into a second crusher 32 for crushing;
s3, screening to obtain sand grains, and screening the stone material obtained in the S2 to obtain the sand grains.
The working principle of the embodiment of the application is as follows:
screening the initial stone, conveying the screened stone to a first crusher 31 for crushing, conveying the crushed stone to a second crusher 32 for crushing, and finally screening the crushed stone to obtain sand grains so as to realize the production of the machine-made sand.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. The utility model provides a mechanism sand production line, includes frame (1), its characterized in that: be provided with breaker (3) that carry out breakage to building stones on frame (1), breaker (3) include:
a first crusher (31) and a second crusher (32), the first crusher (31) and the second crusher (32) being arranged on the frame (1);
the screening and conveying mechanism (4) is arranged on the rack (1) and is respectively used for screening initial stone materials, the stone materials crushed by the first crusher (31) and the second crusher (32), the screening and conveying mechanism (4) screens the initial stone materials and then conveys the screened stone materials to the first crusher (31), and the stone materials crushed by the first crusher (31) and the second crusher (32) are screened and then convey the screened stone materials to the second crusher (32);
the collecting mechanism (5) is arranged on the rack (1) and is used for collecting sand grains passing through the screening conveying mechanism (4);
be provided with screening case (2) on frame (1), screening conveying mechanism (4) include:
the screening box comprises a first screening plate (41), a second screening plate (42) and a third screening plate (43), wherein the first screening plate (41), the second screening plate (42) and the third screening plate (43) are arranged on the screening box (2) in a sliding mode and are arranged from high to low; the first screening plate (41), the second screening plate (42) and the third screening plate (43) are respectively used for screening initial stones and stones crushed by the first crusher (31) and the second crusher (32);
a first conveyor belt (44) and a second conveyor belt (45), wherein the first conveyor belt (44) and the second conveyor belt (45) are arranged on the frame (1), and the first conveyor belt (44) conveys the initial stone positioned on the first screening plate (41) to the first crusher (31) for crushing; the second conveyor belt (45) conveys the stones on the second screening plate (42) and the third screening plate (43) to the second crusher (32) for crushing;
the driving assembly (46) is arranged on the rack (1) and is used for driving the first screening plate (41), the second screening plate (42) and the third screening plate (43) to move up and down;
the collecting mechanism (5) comprises:
the collecting and conveying belt (51) is arranged on the inner side wall of the screening box (2), is uniformly provided with a plurality of vent holes for air to pass through and is positioned below the third screening plate (43);
a collection fan (52), wherein the collection fan (52) is arranged on the screening box (2) and enables sand grains to fall onto a collection conveying belt (51) for collection;
the collecting assembly (53) is arranged on the frame (1) and is used for collecting sand grains on the collecting conveying belt (51);
the collection assembly (53) comprises:
a storage bin (54), wherein the storage bin (54) is arranged on the frame (1) and is used for storing sand grains;
the guide plate (55) is arranged on the screening box (2), abuts against the collecting conveyor belt (51) and is obliquely and downwards arranged;
the guide pipe (56) is arranged on the screening box (2) and is connected with the storage bin (54) in an inclined downward mode, and the guide plate (55) is used for scraping sand grains on the collecting conveying belt (51) and guiding the sand grains into the guide pipe (56);
screening case (2) is last still to be provided with buffering conveyor (7) of building stones on collecting first screening board (41), second screening board (42) and third screening board (43), buffering conveyor (7) include:
the buffer box (71), the buffer box (71) is arranged on the screening box (2) and communicated with the inside of the screening box (2);
the buffer conveyer belt (72) is arranged on the buffer box (71), is used for collecting stones on the second screening plate (42) and the third screening plate (43) and is in a horizontal state, and the buffer conveyer belt (72) is used for buffering the stones and then conveying the stones to the second conveyer belt (45);
the recycling pipe (73) is arranged on the buffer tank (71) and is communicated with the inside of the screening tank (2) between the third screening plate (43) and the collecting and conveying belt (51);
all seted up screening hole (411) that the aperture gradually diminishes on first screening board (41), second screening board (42) and third screening board (43), just be located buffering conveyer belt (72) top on buffer bin (71) and be provided with the material receiving conveyer belt (74) of collecting building stones on first screening board (41), material receiving conveyer belt (74) are used for carrying first conveyer belt (44) after buffering the building stones on, material receiving conveyer belt (74) are last to have seted up a plurality of apertures and to be located the same defeated material hole (75) in screening hole (411) aperture on second screening board (42).
2. The manufactured sand production line of claim 1, wherein: the drive assembly (46) includes:
the driving rods (461), the driving rods (461) are arranged on the first screening plate (41), the second screening plate (42) and the third screening plate (43) and are arranged on the screening box (2) in a sliding mode;
the driving motor (462), the driving motor (462) is detachably connected with the rack (1) through a damping connecting assembly (6), and the damping connecting assembly (6) is used for damping the driving motor (462);
a drive plate (463) provided on an output shaft of the drive motor (462) and eccentrically provided with an eccentric lever (465);
and two ends of the connecting rod (464) are respectively connected with the driving rod (461) and the eccentric rod (465) in a rotating manner.
3. The manufactured sand production line of claim 2, wherein: the shock-absorbing connecting assembly (6) comprises:
the connecting screw rod (61) is arranged on the driving motor (462) and is arranged on the rack (1) in a sliding and penetrating manner;
the connecting nut (62) is in threaded connection with the connecting screw rod (61) and tightly abuts against the rack (1) for positioning;
and the disc spring (63) is sleeved on the connecting screw rod (61) and is pressed against the driving motor (462) and the rack (1) to perform buffering and shock absorption.
4. The manufactured sand production line of claim 1, wherein: the first screening plate (41), the second screening plate (42) and the third screening plate (43) are all in an inclined state, and the height of the end, close to the stone, where the stone enters is higher than the height of the end, far away from the stone, where the stone falls.
5. A production process applied to the machine-made sand production line as claimed in any one of claims 1 to 4, characterized in that: the method comprises the following process steps:
s1, primarily screening stones, and screening the initial stones;
s2, crushing stone, namely conveying the screened stone into a first crusher (31) for crushing, continuously screening the crushed stone, and conveying the screened stone into a second crusher (32) for crushing;
and S3, screening to obtain sand grains, and screening the stone material obtained in the S2 to obtain the sand grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210312612.9A CN114505157B (en) | 2022-03-28 | 2022-03-28 | Machine-made sand production line and production process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210312612.9A CN114505157B (en) | 2022-03-28 | 2022-03-28 | Machine-made sand production line and production process |
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| CN114505157B true CN114505157B (en) | 2023-01-24 |
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| CN115366261A (en) * | 2022-07-22 | 2022-11-22 | 贵阳市政建设有限责任公司 | Production device of novel machine-made mountain sand concrete |
| CN115228541B (en) * | 2022-08-02 | 2023-10-27 | 哈尔滨学院 | Rock material processing device for machine-made sand |
| CN118385021A (en) * | 2024-04-10 | 2024-07-26 | 深圳市环土工程科技有限公司 | A sand and gravel separator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205518148U (en) * | 2016-03-12 | 2016-08-31 | 宁波大学 | High -efficient rubbing crusher is used in biological medicine production |
| CN107149887A (en) * | 2017-07-04 | 2017-09-12 | 许晶 | A kind of weaving dyestuff powder dissolves mixing apparatus |
| CN107327661A (en) * | 2017-07-21 | 2017-11-07 | 黄忠南 | A kind of textile machine support meanss |
| CN107617484A (en) * | 2017-09-20 | 2018-01-23 | 伍超群 | One kind increase refinement feed separation unit equipment |
| CN112076868A (en) * | 2019-06-13 | 2020-12-15 | 扬州晶樱光电科技有限公司 | Polycrystalline silicon is smashed and is used powder recovery unit |
| CN212596114U (en) * | 2020-06-09 | 2021-02-26 | 东海县晶盛源硅微粉有限公司 | Ball mill discharging device |
| CN214021946U (en) * | 2020-12-29 | 2021-08-24 | 于都县瑞铭碎石厂 | Mine ore screening mechanism |
| CN113231174A (en) * | 2021-04-25 | 2021-08-10 | 温州亿润建设有限公司 | Screening machine is smashed to building rubbish |
| CN214766909U (en) * | 2021-05-14 | 2021-11-19 | 舒城县干汊河农业综合服务中心 | Fertilizer divides screen (ing) machine |
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