CN114878279A - Rock sample manufacturing device and manufacturing method thereof - Google Patents
Rock sample manufacturing device and manufacturing method thereof Download PDFInfo
- Publication number
- CN114878279A CN114878279A CN202210618081.6A CN202210618081A CN114878279A CN 114878279 A CN114878279 A CN 114878279A CN 202210618081 A CN202210618081 A CN 202210618081A CN 114878279 A CN114878279 A CN 114878279A
- Authority
- CN
- China
- Prior art keywords
- rock
- horizontal
- rock sample
- fixing
- nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2873—Cutting or cleaving
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a rock sample manufacturing device, which comprises a cutting equipment system, a laser scanning system and a computer control system, wherein the cutting equipment system comprises a cutting machine, a laser scanning system and a computer control system; the cutting equipment system comprises a rock fixing system and a water jet cutting system, the rock fixing system comprises a horizontal fixing plate and four horizontal moving ends, the horizontal fixing plate and the four horizontal moving ends are arranged on an operating table, the four horizontal moving ends are provided with vertical moving ends, the four vertical moving ends are provided with vertical fixing plates, the vertical fixing plates are provided with a plurality of telescopic fixing heads which are perpendicular to the vertical fixing plates and extend inwards, the horizontal fixing plate is provided with a plurality of telescopic fixing heads which extend upwards vertically, and the rear ends of the telescopic fixing heads are provided with load sensors; the scheme can realize the manufacture of rock samples with different specifications and shapes, reduces manual intervention for the manufacture of the rock samples, and improves the sample preparation efficiency and precision under the condition of ensuring the safety of sample preparation personnel.
Description
Technical Field
The invention relates to the technical field of rock sample manufacturing, in particular to a rock sample manufacturing device and a manufacturing method thereof.
Background
In the field of geotechnical engineering experiments, for rock sample preparation, a cutting machine is mainly combined with circular high-speed drilling sampling preparation in the traditional process, the sample preparation method is used for preparing a sample based on high-speed cutting of sawteeth, the disturbance on the sample is great, and meanwhile, larger errors exist, so that the qualified rate of finished products of the sample is lower; meanwhile, in the cutting process, in order to reduce the abrasion of the drill bit, a large amount of water is adopted for cooling and lubricating, so that the moisture content of the sample is changed greatly, and even partial samples with different lithologies are disintegrated, and the objectivity of the experiment is seriously disturbed.
In the traditional preparation process of a rock sample, a drill bit or a cutting disc is generally adopted for cutting, and a large amount of smoke or noise is often generated in the process; in addition, the manual close-range operation is needed, so that sample preparation personnel are easily injured, hearing is easily damaged and the like.
In a mechanical experiment of a rock structural surface, because the structural surfaces of rocks are different, if an original rock sample is used for a structural surface shearing experiment, because the structural surfaces of the rocks in nature are different, samples with the same structural surface characteristics cannot be prepared; meanwhile, if similar materials are adopted for sample pouring, such as cement mortar for sample preparation, the experimental error is larger because the similar materials cannot accurately reflect the physical characteristics of the original rock.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a rock sample manufacturing device and a manufacturing method thereof, which solve the problems that rock samples with different specifications and shapes are difficult to prepare and the preparation error is large in the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
providing a rock sample manufacturing device which comprises a cutting equipment system, a laser scanning system and a computer control system; the cutting equipment system comprises a rock fixing system and a water jet cutting system, the rock fixing system comprises a horizontal fixing plate arranged on an operation table, an anti-corrosion plate is arranged at the upper end of the horizontal fixing plate, the horizontal fixing plate is square, horizontal moving ends are arranged on the outer sides of four sides of the horizontal fixing plate, the moving direction of each horizontal moving end is parallel to a perpendicular line of the corresponding side of the horizontal fixing plate, vertical moving ends are arranged on the four horizontal moving ends, vertical fixing plates which are respectively parallel to the four sides of the horizontal fixing plate are arranged on the four vertical moving ends, a plurality of telescopic fixing heads which are perpendicular to the vertical fixing plates and extend inwards are arranged on the vertical fixing plates, a plurality of telescopic fixing heads which extend upwards are arranged on the horizontal fixing plate, and load sensors are arranged at the rear ends of the telescopic fixing heads; the computer control system comprises a controller, and the laser scanning system, the water knife cutting system, the horizontal moving end, the vertical moving end and the load sensor are all electrically connected with the controller.
The beneficial effects of adopting the above technical scheme are: according to the scheme, rock blocks or cores of different shapes and sizes collected in the field can be accurately fixed according to preset positions, and accurate position adjustment is performed through a computer control system, wherein the telescopic fixing head can fix the rock blocks or cores according to preset loads under the control of a controller, the telescopic fixing head can realize small-range movement, and if the size difference of the rock blocks is large, the rock blocks or cores can move in a large range through four horizontal moving ends so as to adapt to the rock blocks of different sizes and shapes; meanwhile, the angle of the rock is finely adjusted through the height difference of displacement between the vertical moving ends, and the aim of cutting rock strata with different angles is fulfilled by matching with a water jet cutting system.
Further, water sword cutting system is including the liquid supply ware that connects gradually, the filter, the pump, the energy storage ware, the liquid controller, high-pressure fluid delivery pipe and nozzle, the liquid controller passes through hydraulic means and is connected with the booster, the spout of nozzle is vertical downwards, the nozzle setting is on X is to the mobile control end, X is to the mobile control end setting Y to the mobile control end on, the liquid supply ware, the filter, the pump, the energy storage ware, the liquid controller, hydraulic means, the booster, X is all connected with the controller electricity to the mobile control end, Y.
The beneficial effects of adopting the above technical scheme are: the cutting fluid passes through the fluid supply device and the filter and is pressurized through the pump, the energy accumulator, the booster and the hydraulic device, the fluid controller conveys the cutting fluid to the nozzle through the high-pressure fluid conveying pipe and generates high-pressure fluid, the high-pressure fluid flow can complete rock cutting under the condition of not disturbing a rock body, and the computer control system controls the nozzle to move through the X-direction movement control end and the Y-direction movement control end so that the nozzle can perform shape cutting along a preset route.
Further, be provided with first laser range finder on the nozzle, the nozzle setting is on horizontal rotation control end, and horizontal rotation control end sets up on X is to the mobile control end, and first laser range finder and horizontal rotation control end all are connected with the controller electricity.
The beneficial effects of adopting the above technical scheme are: the first laser range finder can measure the vertical distance between the nozzle and the rock, and when the rock is cut, the distance between the nozzle and the cutting surface is accurately controlled in a range by the computer control system, so that the energy difference of high-pressure jet when the high-pressure jet reaches the rock surface is small, the cutting precision is improved, and irregular burrs on the cutting surface caused by irregular energy attenuation of the high-pressure jet are prevented; the steerable shower nozzle of horizontal rotation control end is rotatory, guarantees that first laser range finder is located the dead ahead of design cutting line all the time, helps the measurement of distance between nozzle and the rock.
Furthermore, a carborundum input pipe communicated with the high-pressure liquid delivery pipe is arranged on the nozzle.
The beneficial effects of adopting the above technical scheme are: the carborundum is conveyed to the nozzle through the carborundum input pipe, the high-pressure cutting fluid is conveyed to the nozzle through the water jet cutting system and is converged with the carborundum, high-pressure jet flow is formed at the nozzle, and the carborundum with extremely high hardness is added into the jet flow, so that the cutting precision and speed can be improved, and the cutting of the rock mass can be completed under the condition that the rock mass is not disturbed by the high-pressure liquid flow.
Furthermore, the laser scanning system comprises a calibration base arranged on the scanning operation table, a calibration grid used for assisting in placing a rock sample is arranged on the calibration base, a second laser range finder is arranged in a gap above the calibration base and arranged on the X-direction moving fixed end, and the second laser range finder and the X-direction moving fixed end are both electrically connected with the controller.
The beneficial effects of adopting the above technical scheme are: the laser scanning system is mainly used for collecting two-dimensional coordinate data of a target structural surface, when a rock sample with a specific structural surface needs to be copied, the laser scanning system is needed to carry out data collection on the specific structural surface of the rock sample, the rock sample is firstly placed on the calibration base, the calibration network can assist and check the placement position of the rock sample, the second laser range finder can accurately measure vertical distance data from a structural surface data point to the laser probe, the X-direction movable fixed end can collect horizontal movement data of the laser probe, the computer control system can form a two-dimensional plane data point cloud according to the data of the two data points, and the two-dimensional coordinate data routing reflecting the specific structural surface of the rock sample is generated through processing of the computer control system.
Further, a plurality of flexible fixed heads that are located on horizontal fixed plate and the vertical fixed plate all are matrix align to grid, set up like this and make the fixed point of piece evenly distributed in each direction, and the atress of all fixed points in the piece circumference equals to make the spacing of the piece firm fix on piece fixed system.
Provided is a method for manufacturing a rock sample manufacturing device, which includes the steps of:
s1: checking the loss degree of the corrosion-resistant plate, if the corrosion-resistant plate is damaged, replacing the corrosion-resistant plate, if the corrosion-resistant plate is not damaged, continuously using the corrosion-resistant plate, and placing the rock on the undamaged corrosion-resistant plate;
s2: a plurality of telescopic fixing heads on the vertical fixing plate and the horizontal fixing plate are adopted to butt and fix the rock blocks;
s3: when a rock sample with a specific structural surface needs to be copied, data acquisition is carried out on the specific structural surface of the rock sample through a laser scanning system, and a nozzle is controlled to carry out form cutting on a rock block according to the acquired data until the copying of the specific structural surface of the rock sample is completed on the rock block;
s4: and when the rock sample with the regular shape needs to be manufactured, controlling the nozzle to perform form cutting on the rock along a preset route for multiple times until the manufacturing of the rock sample with the regular shape is completed on the rock.
The invention has the beneficial effects that; the scheme can realize the manufacturing of rock samples with different specifications and shapes, is controlled by the computer control system, achieves higher processing precision, can manufacture the rock samples with the same structural surface according to the rock samples with specific structural surfaces, reduces manual intervention for manufacturing the rock samples, and improves the sample manufacturing efficiency and precision under the condition of ensuring the safety of sample manufacturing personnel.
Drawings
FIG. 1 is a schematic diagram of a rock sample preparation apparatus.
Fig. 2 is a schematic structural diagram of a computer control system.
Fig. 3 is a schematic structural diagram of a cutting device system.
Fig. 4 is a partially enlarged view of fig. 3.
Fig. 5 is a partial structural view at the nozzle.
Fig. 6 is a schematic structural diagram of a laser scanning system.
Fig. 7 is a partial top view of fig. 6.
FIG. 8 is a schematic illustration of a cut of a rock sample having a particular structural face.
FIG. 9 is a schematic diagram of a first cut of a cube rock sample.
FIG. 10 is a schematic diagram of a second cut of a cubic rock sample.
The device comprises a cutting equipment system, a laser scanning system, a computer control system, a laser scanning system, a laser scanning system, a laser scanning system, a laser scanning system, a laser scanning system, a.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
As shown in fig. 1, the rock sample preparation device of the present solution comprises a cutting equipment system 1, a laser scanning system 2 and a computer control system 3.
As shown in fig. 2, the computer control system 3 includes a display 11, a computer host 12 and a controller 13 connected in sequence, and both the cutting equipment system 1 and the laser scanning system 2 are electrically connected to the controller 13.
As shown in fig. 3 and 4, the cutting equipment system 1 includes a rock fixing system and a water jet cutting system, the rock fixing system includes a horizontal fixing plate 4 disposed on the operation table, an anti-corrosion plate 5 is disposed at the upper end of the horizontal fixing plate 4, the anti-corrosion plate 5 is a high strength steel plate, in order to prevent the residual energy of the high pressure jet after cutting the rock from damaging the operation table, the horizontal fixing plate 4 is square, horizontal moving ends 6 are disposed at the outer sides of four sides of the horizontal fixing plate 4, the moving direction of the horizontal moving ends 6 is parallel to the perpendicular line of the corresponding side of the horizontal fixing plate 4, vertical moving ends 7 are disposed on the four horizontal moving ends 6, vertical fixing plates 8 are disposed on the four vertical moving ends 7 and are respectively parallel to the four sides of the horizontal fixing plate 4, a plurality of telescopic fixing heads 9 are disposed on the vertical fixing plates 8 and extend inward and are perpendicular to the vertical fixing plates 8, the horizontal fixing plate 4 is provided with a plurality of vertical upwards extending telescopic fixing heads 9, the rear ends of the telescopic fixing heads 9 are provided with load sensors 10, and the horizontal moving end 6, the vertical moving end 7 and the load sensors 10 are all electrically connected with a controller 13.
The rock fixing system can accurately fix rock blocks or cores of different shapes and sizes collected in the field according to preset positions and accurately adjust the positions through the computer control system 3, wherein the telescopic fixing heads 9 can fix the rock blocks or cores according to preset loads under the control of the controller 13, the telescopic fixing heads 9 can move in a small range, if the size difference of the rock blocks is large, the rock blocks can move in a large range through the four horizontal moving ends 6, and the telescopic fixing heads 9 of different lengths are replaced to adapt to the rock blocks of different sizes and shapes; meanwhile, the angle of the rock is finely adjusted through the height difference of displacement between the vertical moving ends 7, and the aim of cutting rock strata with different angles is fulfilled by matching with a water jet cutting system.
As shown in fig. 3, the water jet cutting system includes a fluid supply 14, a filter 15, a pump 16, an accumulator 17, a fluid controller 18, a high-pressure fluid delivery pipe 19 and a nozzle 20 which are connected in sequence, the fluid controller 18 is connected with a pressure intensifier 22 through a hydraulic device 21, a nozzle opening of the nozzle 20 is vertically downward, the nozzle 20 is arranged on an X-direction movement control end 23, the X-direction movement control end 23 is arranged on a Y-direction movement control end 24, and the fluid supply 14, the filter 15, the pump 16, the accumulator 17, the fluid controller 18, the hydraulic device 21, the pressure intensifier 22, the X-direction movement control end 23 and the Y-direction movement control end 24 are all electrically connected with the controller 13.
After the cutting fluid passes through the fluid supply device 14 and the filter 15, the cutting fluid is pressurized by the pump 16, the accumulator 17, the pressure booster 22 and the hydraulic device 21, the fluid controller 18 transmits the cutting fluid to the nozzle 20 through the high-pressure fluid transmission pipe 19 and generates high-pressure fluid, the high-pressure fluid flow can complete rock cutting without disturbing rock mass, the computer control system 3 controls the nozzle 20 to move through the X-direction movement control end 23 and the Y-direction movement control end 24, and the nozzle 20 can perform shape cutting along a preset route.
As shown in fig. 5, the first laser distance meter 25 is disposed on the nozzle 20, the nozzle 20 is disposed on the horizontal rotation control end 26, the horizontal rotation control end 26 is disposed on the X-direction movement control end 23, and both the first laser distance meter 25 and the horizontal rotation control end 26 are electrically connected to the controller 13.
The first laser distance measuring instrument 25 can measure the vertical distance between the nozzle 20 and the rock, and when the rock is cut, the distance between the spray head and the cutting surface is accurately controlled in a range through the computer control system 3, so that the energy difference of high-pressure jet when the high-pressure jet reaches the rock surface is small, the cutting precision is improved, and irregular burrs on the cutting surface caused by irregular energy attenuation of the high-pressure jet are prevented; the horizontal rotation control end 26 can control the rotation of the spray head, so that the first laser range finder 25 is always positioned right in front of the designed cutting line, and the measurement of the distance between the spray nozzle 20 and the rock is facilitated.
The cutting liquid of the water jet cutting system adopts light liquid paraffin oil, a carborundum input pipe 27 communicated with the high-pressure liquid conveying pipe 19 is arranged on the nozzle 20, carborundum is conveyed to the nozzle 20 through the carborundum input pipe 27, high-pressure light liquid paraffin oil is conveyed to the nozzle 20 through the water jet cutting system and is converged with the carborundum, and high-pressure jet flow is formed at the nozzle 20, wherein the light liquid paraffin oil is adopted to replace traditional purified water, and the traditional purified water can permeate through a soft rock body to seriously affect the processing quality and the test result of a sample; meanwhile, carborundum with extremely high hardness is added into the jet flow, so that the cutting precision and speed can be improved, and the cutting of the rock mass can be completed by high-pressure liquid flow under the condition of not disturbing the rock mass.
As shown in fig. 6 and 7, the laser scanning system 2 includes a calibration base 28 disposed on the scanning operation table, a calibration grid 29 for assisting in placing the rock sample is disposed on the calibration base 28, a second laser distance meter 30 is disposed above the calibration base 28 in a gap, the second laser distance meter 30 is disposed on an X-direction moving fixed end 31, and both the second laser distance meter 30 and the X-direction moving fixed end 31 are electrically connected to the controller 13.
The laser scanning system 2 is mainly used for collecting two-dimensional coordinate data of a target structural surface, when a rock sample with a specific structural surface needs to be manufactured, data collection needs to be carried out on the specific structural surface of the rock sample of the laser scanning system 2, the rock sample is firstly placed on the calibration base 28, the calibration network can assist and check the placement position of the rock sample, the second laser range finder 30 can accurately measure vertical distance data from a structural surface data point to the laser probe, the X-direction movable fixing end 31 can collect horizontal movement data of the laser probe, the computer control system 3 can form a two-dimensional plane data point cloud according to the data of the two, and the two-dimensional coordinate data routing reflecting the specific structural surface of the rock sample is generated through processing of the computer control system 3.
Preferably, a plurality of flexible fixed heads 9 that are located on horizontal fixed plate 4 and vertical fixed plate 8 all are matrix align to grid, set up like this and make the fixed point of piece evenly distributed in each direction, and the atress of all fixed points in the piece circumference equals to make the spacing of the piece stability fix on piece fixed system.
Provided is a method for manufacturing a rock sample manufacturing device, which includes the steps of:
s1: checking the wear degree of the corrosion-resistant plate 5, if the corrosion-resistant plate 5 is damaged, replacing the corrosion-resistant plate 5, if the corrosion-resistant plate 5 is not damaged, continuing to use, and placing the rock on the undamaged corrosion-resistant plate 5;
s2: a plurality of telescopic fixing heads 9 on the vertical fixing plate and the horizontal fixing plate are adopted to butt and fix the rock blocks; it includes:
s21: controlling the two opposite horizontal moving ends 6 to be close to the rock mass, and controlling the corresponding telescopic fixing heads 6 on the two opposite horizontal moving ends 6 to be telescopic so that the front ends of the telescopic fixing heads 9 are tightly attached to the rock mass;
s22: adjusting the position and angle of the internal structural surface of the rock by adjusting the height difference of two vertical moving ends 7 positioned on two opposite horizontal moving ends 6;
s23: controlling the other two horizontal moving ends 6 to be close to the rock mass, and controlling a plurality of corresponding telescopic fixing heads 9 on the other two horizontal moving ends 6 to be telescopic so that the front ends of the telescopic fixing heads 9 are tightly attached to the rock mass;
s24: adjusting the telescopic amount of the telescopic fixing heads 9 on all the vertical fixing plates 8 to enable the load sensor 10 at the rear end of each telescopic fixing head 9 to reach a preset load value, and completing circumferential fixing of the rock;
s25: controlling a plurality of telescopic fixing heads 9 on the horizontal fixing plate 4 to extend until the front ends of the telescopic fixing heads 9 are contacted with the lower surface of the rock mass, and assisting in supporting the rock mass;
s3: when the rock sample with the specific structural surface needs to be copied, the specific structural surface of the rock sample is subjected to data acquisition through the laser scanning system 2, and the nozzle 20 is controlled to perform form cutting on the rock block according to the acquired data until the copying of the specific structural surface of the rock sample is completed on the rock block; it includes:
s31: placing a rock sample with a specific structural surface on a calibration base 28, and calibrating the position of the rock sample through a calibration grid 29 to enable the concave-convex trend of the structural surface of the rock sample to be parallel to the moving direction of an X-direction movable fixed end 31;
s32: controlling the X-direction movable fixing end 31 to drive the first laser range finder 25 to move at a preset speed;
s33: the measuring data of the first laser range finder 25 and the moving data of the X-direction moving fixed end 31 are collected in real time, and two-dimensional coordinate data routing reflecting the specific structural surface of the rock sample is generated through the computer control system 3;
s34: opening a water jet cutting system, adopting light liquid paraffin oil as cutting liquid, and forming high-pressure jet flow at the nozzle 20;
s35: as shown in fig. 8, the control nozzle 20 performs morphological cutting on the rock block according to the two-dimensional coordinate data route, and completes the copying of the specific structural surface of the rock sample on the rock block;
s4: when the rock sample with the regular shape needs to be manufactured, controlling the nozzle 20 to perform shape cutting on the rock along a preset route for multiple times until the manufacturing of the rock sample with the regular shape is completed on the rock; it includes:
s41: opening a water jet cutting system, adopting light liquid paraffin oil as cutting liquid, and forming high-pressure jet flow at the nozzle 20;
s42: controlling the X-direction movement control end 23 and the Y-direction movement control end 24 to move, so that the nozzle 20 performs shape cutting on the rock along a preset route of the computer control system 3;
s43: closing the water jet cutting system, controlling the four horizontal moving ends 6 to be far away from the rock, and taking out the cut rock;
s43: judging whether the manufacturing of the rock sample with the regular shape is finished or not, and if so, terminating the operation; if the manufacture is not finished, cleaning rock waste generated by cutting on the corrosion-resistant plate, and placing the cut rock on the corrosion-resistant plate 5 in a manner of changing angles;
s44: a plurality of telescopic fixing heads 9 on the vertical fixing plate and the horizontal fixing plate are adopted to butt and fix the cut rock blocks;
s45: the process returns to step S41 until the preparation of the regular rock sample is completed.
In particular, the regular-shaped rock sample of the present embodiment includes a rock sample having a cubic structure, a cylindrical structure, and the like, and a rock sample to be cut again based on these structures, and the rock sample having such a structure needs to be cut by changing angles for a plurality of times during the manufacturing process, as shown in fig. 9 and 10, the cutting of the cubic rock sample is taken as an example, wherein the cubic rock sample needs to be cut twice, after four faces of the rock sample are cut for the first time, the rock sample is taken down and fixed in a horizontal position, and then the second cutting is performed to complete the cutting of the remaining two faces.
In conclusion, the rock sample manufacturing device can realize the manufacturing of rock samples with different specifications and shapes, achieves higher processing precision through the control of the computer control system 3, and meanwhile, can manufacture the rock samples with the same structural surface according to the rock samples with specific structural surfaces, reduces the manual intervention on the manufacturing of the rock samples, and improves the sample manufacturing efficiency and precision under the condition of ensuring the safety of sample manufacturing personnel.
Claims (10)
1. The rock sample manufacturing device is characterized by comprising a cutting equipment system (1), a laser scanning system (2) and a computer control system (3);
the cutting equipment system (1) comprises a rock fixing system and a water jet cutting system, the rock fixing system comprises a horizontal fixing plate (4) arranged on an operation table, an anti-corrosion plate (5) is arranged at the upper end of the horizontal fixing plate (4), the horizontal fixing plate (4) is square, horizontal moving ends (6) are arranged on the outer sides of four sides of the horizontal fixing plate (4), the moving direction of each horizontal moving end (6) is parallel to a perpendicular line of the corresponding side of the horizontal fixing plate (4), vertical moving ends (7) are arranged on the four horizontal moving ends (6), vertical fixing plates (8) which are respectively parallel to the four sides of the horizontal fixing plate (4) are arranged on the four vertical moving ends (7), a plurality of telescopic fixing heads (9) which are perpendicular to the vertical fixing plates (8) and extend towards the inner side are arranged on the vertical fixing plates (8), a plurality of telescopic fixing heads (9) extending vertically and upwards are arranged on the horizontal fixing plate (4), and a load sensor (10) is arranged at the rear end of each telescopic fixing head (9);
the computer control system (3) comprises a controller (13), and the laser scanning system (2), the water jet cutting system, the horizontal moving end (6), the vertical moving end (7) and the load sensor (10) are all electrically connected with the controller (13).
2. The rock sample preparation device according to claim 1, characterized in that the water jet cutting system comprises a fluid supply (14), a filter (15), a pump (16), an accumulator (17), a fluid controller (18), a high pressure fluid delivery pipe (19) and a nozzle (20) connected in series, the fluid controller (18) is connected with a pressure booster (22) through a hydraulic device (21), the nozzle (20) has a vertically downward nozzle orifice, the nozzle (20) is arranged on the X-direction movement control end (23), the X-direction movement control end (23) is arranged on the Y-direction movement control end (24), the liquid supply device (14), the filter (15), the pump (16), the energy accumulator (17), the liquid controller (18), the hydraulic device (21), the pressure booster (22), the X-direction movement control end (23) and the Y-direction movement control end (24) are all electrically connected with the controller (13).
3. The rock sample preparation device according to claim 2, characterized in that the nozzle (20) is provided with a first laser distance meter (25), the nozzle (20) is provided on a horizontal rotation control end (26), the horizontal rotation control end (26) is provided on an X-direction movement control end (23), and the first laser distance meter (25) and the horizontal rotation control end (26) are both electrically connected with the controller (13).
4. The device for creating a rock sample according to claim 2, wherein the nozzle (20) is provided with an emery feed pipe (27) communicating with the high-pressure liquid feed pipe (19).
5. The rock sample manufacturing device according to claim 1, wherein the laser scanning system (2) comprises a calibration base (28) arranged on the scanning operation table, a calibration grid (29) for assisting in placing the rock sample is arranged on the calibration base (28), a second laser distance meter (30) is arranged above the calibration base (28) in a gap manner, the second laser distance meter (30) is arranged on the X-direction movable fixing end (31), and both the second laser distance meter (30) and the X-direction movable fixing end (31) are electrically connected with the controller (13).
6. The device for manufacturing a rock sample according to claim 1, characterized in that the plurality of telescopic fixing heads (9) on the horizontal fixing plate (4) and the vertical fixing plate (8) are uniformly arranged in a matrix form.
7. A method of making a rock sample making device according to any one of claims 1 to 6, comprising the steps of:
s1: checking the loss degree of the corrosion-resistant plate (5), if the corrosion-resistant plate (5) is damaged, replacing the corrosion-resistant plate (5), if the corrosion-resistant plate (5) is not damaged, continuing to use, and placing the rock on the undamaged corrosion-resistant plate (5);
s2: a plurality of telescopic fixing heads (9) on the vertical fixing plate and the horizontal fixing plate are adopted to butt and fix the rock mass;
s3: when a rock sample with a specific structural surface needs to be copied, data acquisition is carried out on the specific structural surface of the rock sample through a laser scanning system (2), and a nozzle (20) is controlled to carry out form cutting on a rock block according to the acquired data until the copying of the specific structural surface of the rock sample is completed on the rock block;
s4: when the rock sample with the regular shape needs to be manufactured, the nozzle (20) is controlled to perform shape cutting on the rock along the preset route for multiple times until the rock sample with the regular shape is manufactured on the rock.
8. The method of manufacturing a rock sample manufacturing apparatus according to claim 7, wherein the step S2 includes:
s21: controlling the two opposite horizontal moving ends (6) to be close to the rock mass, and controlling the corresponding telescopic fixing heads (9) on the two opposite horizontal moving ends (6) to be telescopic so that the front ends of the telescopic fixing heads (9) are tightly attached to the rock mass;
s22: the position and the angle of the internal structural surface of the rock are adjusted by adjusting the height difference of two vertical moving ends (7) positioned on two opposite horizontal moving ends (6);
s23: controlling the other two horizontal moving ends (6) to be close to the rock mass, and controlling a plurality of corresponding telescopic fixing heads (9) on the other two horizontal moving ends (6) to be telescopic so that the front ends of the telescopic fixing heads (9) are tightly attached to the rock mass;
s24: adjusting the telescopic amount of the telescopic fixing heads (9) on all the vertical fixing plates (8) to enable the load sensor (10) at the rear end of each telescopic fixing head (9) to reach a preset load value, and completing circumferential fixing of the rock mass;
s25: and controlling the plurality of telescopic fixing heads (9) on the horizontal fixing plate (4) to extend until the front ends of the telescopic fixing heads (9) are contacted with the lower surface of the rock mass to support the rock mass in an auxiliary manner.
9. The method of manufacturing a rock sample manufacturing apparatus according to claim 7, wherein the step S3 includes:
s31: placing a rock sample with a specific structural surface on a calibration base (28), and calibrating the position of the rock sample through a calibration grid (29) to enable the concave-convex trend of the structural surface of the rock sample to be parallel to the moving direction of an X-direction moving fixed end (31);
s32: controlling the X-direction movable fixing end (31) to drive the first laser range finder (25) to move at a preset speed;
s33: the method comprises the steps of collecting measurement data of a first laser range finder (25) and movement data of an X-direction movable fixed end (31) in real time, and generating two-dimensional coordinate data routing reflecting a specific structural plane of a rock sample through a computer control system (3);
s34: opening a water-jet cutting system, adopting light liquid paraffin oil as cutting liquid, and forming high-pressure jet flow at a nozzle (20);
s35: and controlling the nozzle (20) to perform form cutting on the rock block according to the two-dimensional coordinate data walking line, and copying the specific structural surface of the rock sample on the rock block.
10. The method of manufacturing a rock sample manufacturing apparatus according to claim 7, wherein the step S4 includes:
s41: opening a water jet cutting system, adopting light liquid paraffin oil as cutting liquid, and forming high-pressure jet flow at a nozzle (20);
s42: controlling the X-direction movement control end (23) and the Y-direction movement control end (24) to move, and enabling the nozzle (20) to perform form cutting on the rock along a preset route of the computer control system (3);
s43: closing the water jet cutting system, controlling the four horizontal moving ends (6) to be far away from the rock mass, and taking out the cut rock mass;
s43: judging whether the manufacturing of the rock sample with the regular shape is finished or not, and if so, terminating the operation; if the manufacture is not finished, cleaning rock waste generated by cutting on the corrosion-resistant plate, and placing the cut rock on the corrosion-resistant plate (5) in a manner of changing the angle;
s44: a plurality of telescopic fixing heads (9) on the vertical fixing plate and the horizontal fixing plate are adopted to butt and fix the cut rock blocks;
s45: the process returns to step S41 until the preparation of the regular rock sample is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210618081.6A CN114878279B (en) | 2022-06-01 | 2022-06-01 | Rock sample manufacturing device and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210618081.6A CN114878279B (en) | 2022-06-01 | 2022-06-01 | Rock sample manufacturing device and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114878279A true CN114878279A (en) | 2022-08-09 |
| CN114878279B CN114878279B (en) | 2023-05-30 |
Family
ID=82680574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210618081.6A Active CN114878279B (en) | 2022-06-01 | 2022-06-01 | Rock sample manufacturing device and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114878279B (en) |
Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001337014A (en) * | 2000-05-30 | 2001-12-07 | Ohbayashi Corp | Large-sized rock bed testing apparatus |
| CN103822831A (en) * | 2014-02-18 | 2014-05-28 | 东北大学 | Rigid servo-actuated loading frame structure |
| CN103837367A (en) * | 2014-03-21 | 2014-06-04 | 东北石油大学 | Joint coal rock sample cutting device |
| CN103837368A (en) * | 2014-03-21 | 2014-06-04 | 东北石油大学 | Dry-type joint coal rock sampling device and sampling method thereof |
| CN103983494A (en) * | 2014-06-09 | 2014-08-13 | 中南大学 | Test device of model for manufacturing rock masses containing interlayers and test method thereof |
| CN104406841A (en) * | 2014-11-26 | 2015-03-11 | 中国人民解放军空军工程大学 | Variable-size true-triaxial multi-functional testing system |
| CA2934460A1 (en) * | 2013-12-30 | 2015-07-09 | Bp Corporation North America Inc. | Sample preparation apparatus for direct numerical simulation of rock properties |
| CN106018021A (en) * | 2016-05-16 | 2016-10-12 | 安徽理工大学 | Preparation device and method for rock samples of different sizes |
| CN206020193U (en) * | 2016-08-11 | 2017-03-15 | 绍兴文理学院 | A kind of disconnected strength test assay device of shear of rock for meeting different size specification |
| US20170284911A1 (en) * | 2016-03-31 | 2017-10-05 | Powerchina Huadong Engineering Corporation Limited | Integrated style shear apparatus for rock structural plane and a shear experimental method for rock structural plane |
| CN107421795A (en) * | 2017-09-28 | 2017-12-01 | 中国地质大学（武汉） | It is a kind of to make the mould for simulating multiple dimensioned natural rock mass discontinuity |
| CN206906099U (en) * | 2017-06-01 | 2018-01-19 | 中国矿业大学(北京) | A kind of making mould for processing multiple standards rock sample |
| CN206906122U (en) * | 2017-05-31 | 2018-01-19 | 中国矿业大学(北京) | A kind of rock sample of adjustable contact surface angle makes mould |
| CN206977830U (en) * | 2017-07-17 | 2018-02-06 | 河南师范大学 | Electronic component Jig for holding welding element |
| CN208383537U (en) * | 2018-05-15 | 2019-01-15 | 中国石油化工股份有限公司 | A kind of clamper for rock sample processing |
| CN208907871U (en) * | 2018-09-21 | 2019-05-28 | 三峡大学 | A kind of more size adjustable rock cleavage test boxs |
| WO2020114149A1 (en) * | 2018-12-03 | 2020-06-11 | 中国科学院地质与地球物理研究所 | Sample making die for rock body structural surface shear test |
| CN111307547A (en) * | 2020-03-07 | 2020-06-19 | 中国地质大学（武汉） | Device and method for manufacturing original rock structural surface sample |
| CN213209667U (en) * | 2020-09-18 | 2021-05-14 | 国家电网有限公司 | Standard rock sample forming device |
| AU2021104697A4 (en) * | 2021-07-29 | 2021-09-30 | Jilin University | Adjustable Small-sized Rock Sample Cutting and Grinding Integrated Device |
| CN114486446A (en) * | 2022-02-14 | 2022-05-13 | 山东省地质矿产勘查开发局第七地质大队（山东省第七地质矿产勘查院） | Geological survey rock core sample splitter |
-
2022
- 2022-06-01 CN CN202210618081.6A patent/CN114878279B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001337014A (en) * | 2000-05-30 | 2001-12-07 | Ohbayashi Corp | Large-sized rock bed testing apparatus |
| CA2934460A1 (en) * | 2013-12-30 | 2015-07-09 | Bp Corporation North America Inc. | Sample preparation apparatus for direct numerical simulation of rock properties |
| CN103822831A (en) * | 2014-02-18 | 2014-05-28 | 东北大学 | Rigid servo-actuated loading frame structure |
| CN103837368A (en) * | 2014-03-21 | 2014-06-04 | 东北石油大学 | Dry-type joint coal rock sampling device and sampling method thereof |
| CN103837367A (en) * | 2014-03-21 | 2014-06-04 | 东北石油大学 | Joint coal rock sample cutting device |
| CN103983494A (en) * | 2014-06-09 | 2014-08-13 | 中南大学 | Test device of model for manufacturing rock masses containing interlayers and test method thereof |
| CN104406841A (en) * | 2014-11-26 | 2015-03-11 | 中国人民解放军空军工程大学 | Variable-size true-triaxial multi-functional testing system |
| US20170284911A1 (en) * | 2016-03-31 | 2017-10-05 | Powerchina Huadong Engineering Corporation Limited | Integrated style shear apparatus for rock structural plane and a shear experimental method for rock structural plane |
| CN106018021A (en) * | 2016-05-16 | 2016-10-12 | 安徽理工大学 | Preparation device and method for rock samples of different sizes |
| CN206020193U (en) * | 2016-08-11 | 2017-03-15 | 绍兴文理学院 | A kind of disconnected strength test assay device of shear of rock for meeting different size specification |
| CN206906122U (en) * | 2017-05-31 | 2018-01-19 | 中国矿业大学(北京) | A kind of rock sample of adjustable contact surface angle makes mould |
| CN206906099U (en) * | 2017-06-01 | 2018-01-19 | 中国矿业大学(北京) | A kind of making mould for processing multiple standards rock sample |
| CN206977830U (en) * | 2017-07-17 | 2018-02-06 | 河南师范大学 | Electronic component Jig for holding welding element |
| CN107421795A (en) * | 2017-09-28 | 2017-12-01 | 中国地质大学（武汉） | It is a kind of to make the mould for simulating multiple dimensioned natural rock mass discontinuity |
| CN208383537U (en) * | 2018-05-15 | 2019-01-15 | 中国石油化工股份有限公司 | A kind of clamper for rock sample processing |
| CN208907871U (en) * | 2018-09-21 | 2019-05-28 | 三峡大学 | A kind of more size adjustable rock cleavage test boxs |
| WO2020114149A1 (en) * | 2018-12-03 | 2020-06-11 | 中国科学院地质与地球物理研究所 | Sample making die for rock body structural surface shear test |
| CN111307547A (en) * | 2020-03-07 | 2020-06-19 | 中国地质大学（武汉） | Device and method for manufacturing original rock structural surface sample |
| CN213209667U (en) * | 2020-09-18 | 2021-05-14 | 国家电网有限公司 | Standard rock sample forming device |
| AU2021104697A4 (en) * | 2021-07-29 | 2021-09-30 | Jilin University | Adjustable Small-sized Rock Sample Cutting and Grinding Integrated Device |
| CN114486446A (en) * | 2022-02-14 | 2022-05-13 | 山东省地质矿产勘查开发局第七地质大队（山东省第七地质矿产勘查院） | Geological survey rock core sample splitter |
Non-Patent Citations (6)
| Title |
|---|
| AMIN GHANIZADEH 等: ""Permeability standards for tight rocks: Design, manufacture and validation"", 《FUEL》 * |
| CAO PING 等: ""Analysis of the fractal and sample size effects of the rock joint surface roughness"", 《SCIENCE & TECHNOLOGY REVIEW》 * |
| JUE WANG 等: ""Structural plane investigation and statistical analysis using an Android smartphone"", 《ARABIAN JOURNAL OF GEOSCIENCES》 * |
| 姚强岭 等: ""含水率影响下砂质泥岩直剪特性及声发射特征"", 《煤炭学报》 * |
| 方明山 等: ""浅谈岩矿样品制样设备的现状及发展趋势"", 《矿冶》 * |
| 汪果 等: ""英安岩三轴压缩试验力学特征及声发射特征研究"", 《科学技术与工程》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114878279B (en) | 2023-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20220146389A1 (en) | Automatic test system and method for mechanical parameters of surrounding rock applicable to tbm | |
| CN103307984B (en) | A kind of laser measuring device for measuring for adjustable propeller blade, system and method | |
| CN106840805B (en) | The single pile CYCLIC LOADING model assay systems of anisotropy sand sample can be prepared | |
| CN106001927A (en) | Measurement and processing integrated laser leveling polishing method | |
| CN109855576A (en) | Large-scale siding ultrasound is in the non-contact scanning thickness measuring equipment of machine and thickness measuring method | |
| CN100493796C (en) | Method of for cutting un-orthogonal crossed big connecting pipe hole by the digital controlled fire on the thick cylinder | |
| CN109469293A (en) | Go up and down leveling guide track and the levelling technique using lifting leveling guide track | |
| CN105973141A (en) | Device and method of measuring shield tunnel segment dislocation | |
| CN103927786A (en) | Tool cutting edge three-dimensional model building method | |
| CN203349785U (en) | Laser measurement device and system for adjustable propeller blade | |
| CN114878279A (en) | Rock sample manufacturing device and manufacturing method thereof | |
| CN108044814A (en) | The accurate cutter device of CFG pile heads | |
| CN110774581B (en) | 3D printing system of complicated large-scale structure model | |
| CN113044178A (en) | Process method for controlling ship section carrying precision | |
| CN111663786A (en) | Construction auxiliary tool for controlling thickness of concrete and using method thereof | |
| CN209247474U (en) | A kind of Multifunctional asphalt mixture cutting machine | |
| CN107130796A (en) | A kind of clean room wafer board flatness control methods | |
| CN201188070Y (en) | Locating processor for weld joint impact test piece | |
| CN203881718U (en) | Test block for cast steel defect ultrasonic testing | |
| CN206944902U (en) | Wedge-shaped seamed edge depth measurement device | |
| CN110208052A (en) | A kind of transverse isotropy true triaxial rock sample production method | |
| CN109484072A (en) | Automatic leveling numerical control engraving machine and engraving method | |
| CN212507456U (en) | A construction appurtenance for concrete thickness control | |
| CN109520524B (en) | A calibrating device that is arranged in a landform appearance laser word appearance to fix a position | |
| CN211285747U (en) | Underwater foundation bed leveling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |