CN111781106A - Mechanism sand vibration measurement system - Google Patents
Mechanism sand vibration measurement system Download PDFInfo
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- CN111781106A CN111781106A CN202010665330.8A CN202010665330A CN111781106A CN 111781106 A CN111781106 A CN 111781106A CN 202010665330 A CN202010665330 A CN 202010665330A CN 111781106 A CN111781106 A CN 111781106A
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- 239000004576 sand Substances 0.000 title claims abstract description 66
- 238000005259 measurement Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 title description 7
- 238000012216 screening Methods 0.000 claims abstract description 71
- 239000002245 particle Substances 0.000 claims abstract description 49
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 238000012545 processing Methods 0.000 claims abstract description 24
- 238000007781 pre-processing Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 13
- 230000011218 segmentation Effects 0.000 claims description 12
- 238000013135 deep learning Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 238000012549 training Methods 0.000 claims description 4
- 238000013528 artificial neural network Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000000877 morphologic effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
- G01N15/0227—Investigating particle size or size distribution by optical means using imaging; using holography
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0272—Investigating particle size or size distribution with screening; with classification by filtering
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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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- General Physics & Mathematics (AREA)
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the technical field of sand and stone detection, and discloses a machine-made sand vibration measurement system which comprises a vibration screening module, an image acquisition module, a data preprocessing module and a particle size data detection module; the vibration screening module is used for carrying out demand screening on machine-made sand, the image acquisition module is used for obtaining video images of particles in different angle states, the data processing module is used for extracting the video images according to frames and converting the video images into binary image data, and the particle size data detection module is used for drawing contour curves of the particles and obtaining the sheet thickness and the particle size of the particles. The invention can effectively screen and detect the sandstone, improves the quality of screening and detection, effectively reduces the detection error and improves the timeliness and the accuracy of detection.
Description
Technical Field
The invention relates to the technical field of sandstone detection, in particular to a mechanism sand vibration measurement system.
Background
The machine-made sand is sand processed by the sand making machine and other accessory equipment, the finished product is more regular, the sand can be processed into sand with different rules and sizes according to different process requirements, the daily requirements can be met, and qualified and applicable sand can be prepared by professional equipment.
The mechanical sand is a main component of concrete, and the grading and the grain shape of the mechanical sand can greatly influence the strength and the durability of the concrete, so that the grading and the grain shape detection of the mechanical sand are very important in practical engineering, and the vibration screening method is a common method for detecting the mechanical sand and is a standard detection method.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a machine-made sand vibration measuring system which is used for solving the problems.
The machine-made sand vibration measurement system provided by the invention comprises a vibration screening module, an image acquisition module, a data preprocessing module and a particle size data detection module;
the vibration screening module is used for carrying out demand screening on the machine-made sand and sending the machine-made sand to a subsequent module for detection processing;
the image acquisition module is configured to perform free fall snapshot on the screening machine-made sand to obtain video images of the particles in different angle states, and the video images are sent to the data preprocessing module to be processed;
the data processing module is configured to extract video images according to frames, convert the video images into binary image data through median filtering and threshold segmentation processing, and send the binary image data into the particle size data detection module for processing;
the particle size data detection module is configured to scan non-zero pixel points in the binary image, connect the centers of the pixel points to form a particle profile and extract the particle profile to obtain a profile curve of each particle, and obtain the thickness of a surface and the size of the particle by using the particle profile and the projection area in the image.
Preferably, the data processing module and the particle size data detection module are built based on a full convolution neural network, deep learning is performed by using the original sandstone labeled image and the original image corresponding to the original sandstone labeled image as training samples, a deep learning segmentation model is obtained, a brand-new sandstone original image is processed by using the segmentation model, and binarization processing and particle contour drawing are performed on the basis.
Preferably, the image acquisition module comprises a dispersion unit, a light source unit and a camera unit, wherein the dispersion unit adopts a mechanical structure of a plurality of layers of baffle plates to ensure that the machine-made sand falls freely in a rolling manner, the light source unit is used for providing stable brightness of an image acquisition environment, and the camera unit is used for shooting videos of the machine-made sand particles in a falling process, wherein the videos comprise images and falling paths under different angle states.
Preferably, the camera unit is disposed in parallel with the light source unit and is surrounded perpendicular to a falling direction of the mechanism sand.
Preferably, the vibration screening module comprises a vibration screening device and a grading transportation device, and the grading transportation device is matched with the vibration screening device for use and is used for classifying and transporting the machine-made sand subjected to vibration screening to a subsequent module of the system for processing;
the vibrating screening device comprises two symmetrically arranged bases, the upper parts of the two bases are symmetrically and fixedly connected with a first supporting column, a second supporting column, a third supporting column and a fourth supporting column, the top parts of the first supporting column and the third supporting column are connected with a feed inlet through bolts, bearings are embedded in the inner sides of the first supporting column and the third supporting column and are rotatably connected with a first connecting block through the bearings, a vibrating groove in the vertical direction is arranged below the bearings of the first supporting column and the third supporting column, the third supporting column and the fourth supporting column are arranged in a matched mode in the vibrating groove, a third vibrating spring, a second connecting block and an adjustable vibrating part are sequentially arranged in the vibrating groove from top to bottom in a mutually fixed mode, one end of the third vibrating spring is connected with the top part in the vibrating groove, the other end of the third vibrating spring is connected with the second connecting;
the first connecting block is connected with a first screening component, the second connecting block is connected with a second screening component, the diameter of a sieve pore of the first screening component is larger than that of a sieve pore of the second screening component, a first vibrating spring is fixedly connected below a side plate of the first screening component, an inserting column is sleeved in the first vibrating spring and is fixedly connected with an ejecting block, the upper part of the ejecting block is fixedly connected with the first vibrating spring, and the lower part of the ejecting block is in contact with a groove arranged above the side plate of the second screening component;
the outer side face of the side plate of the second screening component is fixedly connected with a vibration generating component, and the vibration generating component comprises a motor and a vibration exciter;
the inner side of the support column is fixedly connected with a guide plate, and the guide plate is obliquely arranged below the second screening component.
Preferably, the screen cloth of first screening part and the screen cloth of second screening part are connected with first drainage plate and second drainage plate respectively, and first drainage plate and second drainage plate all incline to set up.
Preferably, the grading transportation device comprises a frame body, three-level transportation channels are sequentially arranged on the frame body from top to bottom, the three-level transportation channels are respectively matched with the first drainage plates, the second drainage plates and the guide plates, and direction wheels are arranged below the frame body.
Preferably, the transport passage is transported by a belt.
Preferably, the adjustable vibration component is fixedly connected with the bottom of the vibration tank through a support frame fixedly connected with the bottom of the adjustable vibration component.
Preferably, adjustable vibration part includes the second spring, second spring both ends are first spring holder of fixed connection and second spring holder respectively, first spring holder top and second connecting block fixed connection, second spring holder bottom fixedly connected with screw thread post, screw thread post lower part threaded connection has adjusting nut to the regulation base is worn to be equipped with in the slip, screw thread post and regulation base clearance fit, the regulation base pass through fixed baseplate with vibration tank bottom fixed connection.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through multi-directional image acquisition, the real size and the projection area of the machine-made sand particles can be accurately measured by contour drawing, the detection precision is higher, meanwhile, the sand target and the invalid background can be accurately separated based on deep network learning, the problem of overlapping connection of the sand target in the falling process is reduced, the particle size and thickness detection is carried out after the machine-made sand is firstly subjected to vibration screening, the detection effect is improved, and the reliability and the practicability of the detection are increased;
the vibration screening mechanism is simple in structure and excellent in screening effect, screening and conveying are integrated, sand can be effectively screened, screening quality is improved, sand and stone separation is more thorough, detection is convenient, meanwhile, the vibration amplitude can be accurately adjusted through the adjustable vibration component, the control effect of vibration screening is improved, and the vibration screening mechanism can be matched with the detection method for mechanically screening sand and stone particles, so that particle grading can be rapidly detected, and detection efficiency is improved.
Further salient features and significant advances with respect to the present invention over the prior art are described in further detail in the examples section.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a machine-made sand vibration measurement system of the present invention;
FIG. 2 is a schematic diagram of the construction of a vibratory screening device in a vibratory screening module of the present invention;
FIG. 3 is a schematic diagram of a configuration of a grading conveyor in a vibratory screening module of the present invention;
FIG. 4 is a schematic cross-sectional view of a vibratory channel of a support column in a vibratory screening apparatus of the present invention;
FIG. 5 is a schematic view of the construction of the adjustable vibration member of the present invention;
FIG. 6 is a schematic view of the vibration generating member of the present invention;
figure 7 is a schematic of the configuration of the vibratory screening device of the present invention at the location of the first vibratory spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that certain names are used throughout the specification and claims to refer to particular components. It will be understood that one of ordinary skill in the art may refer to the same component by different names. The present specification and claims do not intend to distinguish between components that differ in name but not function. As used in the specification and claims of this application, the terms "comprises" and "comprising" are intended to be open-ended terms that should be interpreted as "including, but not limited to," or "including, but not limited to. The embodiments described in the detailed description are preferred embodiments of the present invention and are not intended to limit the scope of the present invention.
Moreover, those skilled in the art will appreciate that aspects of the present invention may be embodied as a system, method or computer program product. Accordingly, various aspects of the present invention may be embodied in a combination of hardware and software, which may be referred to herein generally as a "circuit," module "or" system. Furthermore, in some embodiments, various aspects of the invention may also be embodied in the form of a computer program product in one or more microcontroller-readable media having microcontroller-readable program code embodied therein.
Referring to fig. 1-7, a machine-made sand vibration measurement system of the present embodiment includes a vibration screening module 1, an image acquisition module 2, a data preprocessing module 3, and a particle size data detection module 4;
the vibration screening module 1 is used for carrying out demand screening on the machine-made sand and sending the machine-made sand into a subsequent module for detection processing;
the image acquisition module is configured to perform free fall snapshot on the screening machine-made sand to obtain video images of the particles in different angle states, and the video images are sent to the data preprocessing module to be processed;
the data processing module is configured to extract video images according to frames, convert the video images into binary image data through median filtering and threshold segmentation processing, and send the binary image data into the particle size data detection module for processing;
the particle size data detection module is configured to scan non-zero pixel points in the binary image, connect the centers of the pixel points to form a particle profile and extract the particle profile to obtain a profile curve of each particle, and obtain the thickness of a surface and the size of the particle by using the particle profile and the projection area in the image. The projected areas are obtained by projecting the particle in different states according to the contour curves of different particles, and the average value of all the projected volumes is used as the final projected area of the particle.
The data processing module and the particle size data detection module in the embodiment are built based on a full convolution neural network, deep learning is carried out by using an original sandstone labeled image and an original image corresponding to the original sandstone labeled image as training samples, a deep learning segmentation model is obtained, a brand-new sandstone original image is processed by using the segmentation model, and binarization processing and particle contour drawing are carried out on the basis. The method specifically comprises the steps of manually marking the sand edge of an obtained original sand image to obtain a sand marked image, utilizing a deep learning segmentation model, learning and training the sand marked image, testing the model to obtain a primary segmentation effect graph, carrying out binarization processing and morphological operation on the primary segmentation effect graph to obtain a binary image, wherein the binarization processing sets the sand target to be white, the rest invalid backgrounds to be black, and then carrying out morphological operation such as corrosion expansion to obtain the binary image.
The image acquisition module in the embodiment comprises a dispersion unit, a light source unit and a camera unit, wherein the dispersion unit adopts a mechanical structure of a plurality of layers of baffle plates to ensure that the machine-made sand falls in a free rolling manner, the light source unit is used for providing stable brightness of an image acquisition environment, and the camera unit is used for shooting videos of the machine-made sand particles in a falling process and comprises images and falling paths in different angle states.
The camera unit in this embodiment is disposed in parallel with the light source unit and is surrounded in a direction perpendicular to the falling direction of the machining sand.
The vibration screening module 1 in the embodiment comprises a vibration screening device 11 and a grading transportation device 13, wherein the grading transportation device 13 is matched with the vibration screening device 11 for use and is used for classifying and transporting the mechanism sand subjected to vibration screening to a subsequent module of a system for processing;
the vibrating screen device 11 comprises two bases 101 which are symmetrically arranged, wherein the upper parts of the two bases 101 are symmetrically and fixedly connected with a first supporting column 102, a second supporting column 103, a third supporting column 104 and a fourth supporting column 105, the tops of the first supporting column 102, the second supporting column 103, the third supporting column 104 and the fourth supporting column 105 are connected with a feed inlet 106 through bolts, a bearing 107 is embedded in the inner side of the first supporting column 102 and the inner side of the third supporting column 104 and is rotatably connected with a first connecting block 108 through the bearing 107, a vibrating groove 109 in the vertical direction is arranged below the bearing 107 of the first supporting column 102 and the third supporting column 104, the vibrating groove 109 is arranged in a matching way through the second supporting column 103 and the fourth supporting column 105, a third vibrating spring 123, a second connecting block 110 and an adjustable vibrating component 111 which are fixedly connected with each other are sequentially arranged in the vibrating groove 109 from top to bottom, one end of the third vibrating spring 123 is connected with the top in the vibrating, the other end of the vibration adjusting component is connected with the second connecting block 110, and the adjustable vibration component 111 is fixedly connected with the bottom of the vibration groove 109;
the first connecting block 108 is connected with a first screening component 112, the second connecting block 110 is connected with a second screening component 113, the diameter of a sieve pore of the first screening component 112 is larger than that of a sieve pore of the second screening component 113, a first vibrating spring 114 is fixedly connected below a side plate of the first screening component 112, an inserting column 115 is sleeved in the first vibrating spring 114, the inserting column 115 is fixedly connected with a top block 116, the upper part of the top block 116 is fixedly connected with the first vibrating spring 114, and the lower part of the top block is in contact with a groove arranged above the side plate of the second screening component 113;
a vibration generating member 117 is fixedly connected to an outer side surface of a side plate of the second sieving member 113, and the vibration generating member 117 includes a motor 118 and a vibration exciter 119;
the inner side of the support column is also fixedly connected with a deflector 120, and the deflector 120 is obliquely arranged below the second screening component 113.
In this embodiment, the first and second flow guide plates 121 and 122 are connected to the mesh of the first and second sieving members 112 and 113, respectively, and the first and second flow guide plates 121 and 122 are both disposed in an inclined manner.
The transport path 132 in this embodiment is transported by a belt.
The adjustable vibration member 111 in this embodiment is fixedly connected to the bottom of the vibration tank 109 through a fixing base 1117 fixedly connected to the bottom thereof.
In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A machine-made sand vibration measurement system is characterized by comprising a vibration screening module, an image acquisition module, a data preprocessing module and a particle size data detection module;
the vibration screening module is used for carrying out demand screening on the machine-made sand and sending the machine-made sand to a subsequent module for detection processing;
the image acquisition module is configured to perform free fall snapshot on the screening machine-made sand to obtain video images of the particles in different angle states, and the video images are sent to the data preprocessing module to be processed;
the data processing module is configured to extract video images according to frames, convert the video images into binary image data through median filtering and threshold segmentation processing, and send the binary image data into the particle size data detection module for processing;
the particle size data detection module is configured to scan non-zero pixel points in the binary image, connect the centers of the pixel points to form a particle profile and extract the particle profile to obtain a profile curve of each particle, and obtain the thickness of a surface and the size of the particle by using the particle profile and the projection area in the image.
2. The machine-made sand vibration measurement system according to claim 1, wherein the data processing module and the particle size data detection module are built based on a full convolution neural network, deep learning is performed by using an original sand marking image and an original image corresponding to the original sand marking image as training samples to obtain a deep learning segmentation model, a brand new sand original image is processed by using the segmentation model, and binarization processing and particle contour drawing are performed on the basis.
3. The machine-made sand vibration measurement system according to claim 2, wherein the image acquisition module comprises a dispersion unit, a light source unit and a camera unit, the dispersion unit adopts a mechanical structure of multiple layers of baffles to ensure that the machine-made sand falls freely, the light source unit is used for providing stable brightness of an image acquisition environment, and the camera unit is used for shooting videos of the machine-made sand particles in a falling process, wherein the videos comprise images in different angle states and falling paths.
4. The machine-made sand vibration measuring system of claim 3, wherein the camera unit is disposed in parallel with the light source unit and surrounding the light source unit perpendicularly to a machine-made sand falling direction.
5. The machine-made sand vibration measurement system according to claim 1, wherein the vibration screening module comprises a vibration screening device and a grading transportation device, and the grading transportation device is used in cooperation with the vibration screening device and is used for classifying and transporting the machine-made sand after vibration screening to a subsequent module of the system for processing;
the vibrating screening device comprises two symmetrically arranged bases, the upper parts of the two bases are symmetrically and fixedly connected with a first supporting column, a second supporting column, a third supporting column and a fourth supporting column, the top parts of the first supporting column and the third supporting column are connected with a feed inlet through bolts, bearings are embedded in the inner sides of the first supporting column and the third supporting column and are rotatably connected with a first connecting block through the bearings, a vibrating groove in the vertical direction is arranged below the bearings of the first supporting column and the third supporting column, the second supporting column and the fourth supporting column are arranged in a matched mode in the vibrating groove, a third vibrating spring, a second connecting block and an adjustable vibrating part are sequentially arranged in the vibrating groove from top to bottom in a mutually fixed mode, one end of the third vibrating spring is connected with the top part in the vibrating groove, the other end of the third vibrating spring is connected with the second connecting;
the first connecting block is connected with a first screening component, the second connecting block is connected with a second screening component, the diameter of a sieve pore of the first screening component is larger than that of a sieve pore of the second screening component, a first vibrating spring is fixedly connected below a side plate of the first screening component, an inserting column is sleeved in the first vibrating spring and is fixedly connected with an ejecting block, the upper part of the ejecting block is fixedly connected with the first vibrating spring, and the lower part of the ejecting block is in contact with a groove arranged above the side plate of the second screening component;
the outer side face of the side plate of the second screening component is fixedly connected with a vibration generating component, and the vibration generating component comprises a motor and a vibration exciter;
the inner side of the support column is fixedly connected with a guide plate, and the guide plate is obliquely arranged below the second screening component.
6. The machine-made sand vibration measuring system of claim 5, wherein the screen of the first screening component and the screen of the second screening component are connected with a first flow guide plate and a second flow guide plate respectively, and the first flow guide plate and the second flow guide plate are both arranged in an inclined manner.
7. The machine-made sand vibration measuring system of claim 6, wherein the grading transportation device comprises a frame body, wherein three levels of transportation channels are sequentially arranged on the frame body from top to bottom, the three levels of transportation channels are respectively matched with the first drainage plate, the second drainage plate and the guide plate, and a direction wheel is arranged below the frame body.
8. The machine-made sand vibration measuring system of claim 7, wherein the transport channel is transported using a belt.
9. The machine-made sand vibration measuring system of claim 6, wherein the adjustable vibrating member is fixedly attached to the bottom of the vibratory trough by a fixed base fixedly attached to the bottom of the adjustable vibrating member.
10. The machine-made sand vibration measuring system of claim 9, wherein the adjustable vibration component comprises a second vibration spring, two ends of the second vibration spring are respectively and fixedly connected with a first spring seat and a second spring seat, the top of the first spring seat is fixedly connected with a second connecting block, the bottom of the second spring seat is fixedly connected with a threaded column, the lower part of the threaded column is in threaded connection with an adjusting nut and slidably penetrates through an adjusting base, the threaded column is in clearance fit with the adjusting base, and the adjusting base is fixedly connected with the bottom of the vibration tank through a fixing base.
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| CN112477047A (en) * | 2020-11-10 | 2021-03-12 | 湖南吉人住工装配式建筑有限公司 | Secondary processing method of polystyrene foam board for building material |
| CN114995117A (en) * | 2022-07-18 | 2022-09-02 | 海门市重型矿山机械厂 | Neural network-based sand-stone separator feed chute self-adaptive control method and device |
| CN116213246A (en) * | 2023-05-04 | 2023-06-06 | 四川磊蒙机械设备有限公司 | Vibrating screen capable of automatically controlling screening speed and screening method thereof |
| CN116448630A (en) * | 2023-06-19 | 2023-07-18 | 济南微纳颗粒仪器股份有限公司 | Device for detecting morphology and granularity parameters of machine-made sand based on image using separation method |
| CN117589641A (en) * | 2024-01-19 | 2024-02-23 | 北京春风药业有限公司 | Particle screening detection system for traditional Chinese medicine particle production |
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