CN203231929U - Mechanical rock breaking test platform - Google Patents
Mechanical rock breaking test platform Download PDFInfo
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- CN203231929U CN203231929U CN 201320123153 CN201320123153U CN203231929U CN 203231929 U CN203231929 U CN 203231929U CN 201320123153 CN201320123153 CN 201320123153 CN 201320123153 U CN201320123153 U CN 201320123153U CN 203231929 U CN203231929 U CN 203231929U
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- cutter
- web joint
- flatcar
- sample box
- rock breaking
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Abstract
The utility model relates to a mechanical rock breaking test platform, comprising a rigid frame, a transverse translational component, a longitudinal translational component, a mold adjusting mechanism, a cutter frame component, three sample boxes, a hydraulic system, an electric control system and a data acquisition system, wherein the transverse translational component and the longitudinal translation component can drive the sample boxes to move transversely and longitudinally; the mold adjusting mechanism can be used for adjusting the depth of a cutter cutting into a sample; one or two cutter components can be arranged on the cutter frame component. During a test, different sample boxes can be replaced to perform different tests. A test machine can simulate a cutter rock breaking process of a development machine or other rock breaking machinery under different construction conditions with a full size, and evaluate the advancement performance of rocks. During the test, a three-direction force sensor is used for measuring the force applied to the cutter, and the test result can be used for selecting the type of the rock breaking machinery, optimizing running parameters and predicting the advance speed, so that the advancing efficiency of an established digging project is improved and construction planning is reasonably carried out.
Description
Technical field
The utility model is the mechanical rock breaking test platform, it can full size cun simulation tunnel development machine (TBM) or the broken rock process of the cutter of other broken rock machinery under the different construction conditions situation, directly estimate the tunneled performance of rock or rock mass.Test findings can be used for the TBM type selecting, optimizes the operational factor of TBM and carries out the prediction of TBM driving speed, equally also can be used for type selecting, parameter optimization and the driving speed prediction of other broken rock machinery, thereby improves the drivage efficiency of set excavation.Belong to ground test machines technical field.
Background technology
Since the 1970s and 1980s in last century, full section rock tunnel development machine and all kinds of mechanical equivalent of light excavation are developed on an unprecedented scale, speed of application is fast because having, operating personnel's working environment close friend, construction economy wait characteristics safely, it more and more is subjected to the attention of domestic and international project circle, obtained widely approval, among subway, railway, highway, municipal administration, the water power Tunnel Engineering that more and more widely is applied to various countries built.
Mechanical rock breaking test is widely adopted in the past 30 years, is applied to excavation mechinery design, type selecting, optimization construction and the construction prediction of various underground workss, and proves that its test findings is accurately and reliably to the guidance of actual engineering.The owner can select to be fit to the broken rock machinery of geologic condition by this test, and the optimal design of breaking rock machinery, in work progress, optimize construction parameter and carry out the speed of application prediction, constantly be optimized by the real-time feedback in actual engineering again, formulate corresponding construction management scheme according to the driving situation, thereby improve operating efficiency.
There are at present three of similar testing machines abroad, being respectively Colorade USA mining institute, Turkey Istanbul polytechnical university, Korea S operating technique research institute has, but their function ratio is more single, can only do single the broken rock test of the straight line of cutter to sample, so be referred to as linear test machine (Linear cutting machine) in the world, and the test that it is done is also referred to as linear test (Linear cutting test) always.Mechanical rock breaking test platform in the utility model has differently greatly with above-mentioned several testing machines on design concept, and its test capability, operating condition of test and measurement level all are better than aforesaid testing machine greatly, are a kind of novel multifunctional test platforms.
The utility model content
The utility model proposes a kind of mechanical rock breaking test platform, its objective is in order to intend rock tunnel(ling) machine (TBM) or the cutter of other broken rock machinery under the different construction conditions situation more comprehensively, really and break the rock process, thereby instruct for actual engineering provides more accurately.This device mainly comprises three mechanical parts, hydraulic system and electrical control and data acquisition system (DAS).
Mechanical part mainly comprises a large-scale rigid frame, horizontal mobile flatcar, vertically moves flatcar, vertical slide track component, mould adjusting mechanism, cutter holder assembly, line slideway and three sample boxs, structurally can realize following function:
1, at most two cutters can be installed simultaneously on the mechanical rock breaking test platform in the utility model, and can adjust two cutters distance between left and right, the broken rock process of the multicutter on the cutterhead in direct modeling TBM or other the broken rock mechanical execution process at the trial so just, the design vertical bearing capacity of this testing machine is up to 2000KN, so it can also carry out the cutter failure test in addition;
2, the mechanical rock breaking test platform is furnished with the confined pressure test unit in the utility model, comprise sample box and the hydraulic system supporting with it, place two groups of hydraulic jacks in the sample box, can apply (primary stress) confined pressure at both direction to sample during test, thereby simulate in actual TBM or other the broken rock mechanical execution situation of the suffered primary stress of rock on the face;
3, the mechanical rock breaking test platform is furnished with the rotation test device in the utility model, comprise sample box and the hydraulic system supporting with it, hydraulic system drive sample box is rotated during test, make the cutter of its top of effect cut brokenly rock in the mode of circular motion to sample, with the rotation cutting process of cutter in simulation TBM or other the broken rock mechanical execution process.
Needed power and pressure were finished a series of action by instruction in the test when hydraulic system provided test, mainly comprised oil cylinder, Hydraulic Station and hydraulic hose etc.;
Electrical control and data acquisition system (DAS) mainly comprise servo loading system (containing load-displacement record system), dynamic monitoring system, high-speed data acquistion system, three-axis sensor, displacement transducer etc.Electric-control system adopts technology such as computer-aided test, modular construction, proportional control loading, has the advantages that automaticity is higher, function is more.Electric-control system has following function in process of the test:
1, pilot system has manually and automatic two kinds of test modes, and when adopting automated manner, the laboratory technician handles pumping plant, and computing machine sends test instruction, controls corresponding element, finishes test automatically and loads and record, and print experiment form and empirical curve.During manual test by manual testing and record;
2, two kinds of adjusting forms are adopted in the control of system loads pressure proportional: manual adjustments and computer control are regulated;
3, testing machine has pressure test, flow rate test, torsion-testing, determining displacement, the online Presentation Function of computing machine.
4, testing machine also has voltage stabilizing, heating, cooling, circulating filtration in addition, the high lower bound of fuel level in tank is reported to the police and oil temperature height is limit conventional func such as warning.
Parameter and curve in the main acquisition test process of data acquisition system (DAS), monitoring and the accurate following parameter of acquisition and recording in the process of the test:
1, the displacement during horizontal mobile flatcar transverse movement;
2, vertically move displacement and the speed (constant speed or constant voltage) of flatcar when vertically moving;
3, moment of torsion and the rotating speed of rotary motor in the rotation test device;
4, hydraulic jack applied pressure in the confined pressure test unit;
5, the vertical displacement of mould adjusting mechanism;
Act on the power of three directions on the cutter when 6, testing.
In order to achieve the above object, the utility model has been taked following technical scheme.
A kind of mechanical rock breaking test platform is characterized in that: under(-)chassis 1, column 2, top frame 3, horizontal mobile flatcar 4, vertically move flatcar 5, mould adjusting mechanism 6, conventional sample box 7, rotation sample box 8, confined pressure sample box 9, Hydraulic Station 10, switch board 11, laterally line slideway 12, lateral thrust oil cylinder 13, vertically line slideway 14, longitudinal thrust oil cylinder 15, vertical lines guide rail 19, vertical slide track component 16, mode transfer movable plate 20, cutter holder assembly 21; Vertical slide track component 16 comprises fixed part 18 and movable part 17; Cutter holder assembly 21 comprises cutter web joint 22, T-slot bolt 23, toolbox 25; Toolbox 25 comprises upper sensor web joint 26, three-axis sensor 27, lower sensor web joint 28, tool-holder 29 and cutter 30.Wherein:
Under(-)chassis 1 fixes on the ground, and column 2 has two groups, is connected on the both lateral sides of under(-)chassis 1, and under(-)chassis 3 is connected the top of two columns 2;
At the horizontal line slideway 12 more than three of parallel installation above the under(-)chassis 1, the slide block corresponding with horizontal line slideway 12 is installed in horizontal mobile flatcar 4 bottoms, two parallel lateral thrust oil cylinders 13 of lateral arrangement between under(-)chassis 1 and horizontal mobile flatcar 4, lateral thrust oil cylinder 13 1 ends are fixed on the under(-)chassis 1, the other end is fixed on horizontal mobile flatcar 4 bottoms, is used for controlling the transversal displacement of horizontal mobile flatcar 4; Two vertical line slideways 14 are installed above horizontal mobile flatcar 4, the slide block corresponding with vertical line slideway 14 is installed vertically moving flatcar 5 bottoms, vertically move the conventional sample box 7 of flatcar 5 upper fixed or rotation sample box 8 or confined pressure sample box 9, at horizontal mobile flatcar 4 with vertically move between the flatcar 5 and vertically to arrange longitudinal thrust oil cylinder 15, longitudinal thrust oil cylinder 15 1 ends are fixed on horizontal mobile flatcar 4 head ends, the other end is fixed on and vertically moves flatcar 5 bottoms, vertically moves flatcar 5 together with the length travel of conventional sample box 7 fixing above it or rotation sample box 8 or confined pressure sample box 9 by 15 controls of longitudinal thrust oil cylinder;
Mould adjusting mechanism 6 and the vertical slide track component 16 of two covers are installed on the top frame 3; The vertical slide track component 16 of two covers is arranged in top frame 3 upper edge lateral symmetry, vertical slide track component 16 comprises that rail fixing part divides 18 and slide rail movable part 17, rail fixing part divides 18 to be fixed on the top frame 3, at slide rail movable part 17 vertical lines guide rail 19 is installed, rail fixing part divides the slide block corresponding with vertical lines guide rail 19 is installed on 18, like this by vertical lines guide rail 19 make rail fixing part divide 18 and slide rail movable part 17 match; The lower end of mould adjusting mechanism 6 lower ends and slide rail movable part 17 is connected on the mode transfer movable plate 20 jointly, and cutter holder assembly 21 is fastened on mode transfer movable plate 20 belows, controls the vertical displacement of cutter holder assembly 21 by mould adjusting mechanism 6;
Toolbox 25 comprises upper sensor web joint 26, three-axis sensor 27, lower sensor web joint 28, tool-holder 29 and cutter 30, upper sensor web joint 26 is connected on the T-slot bolt 23, three-axis sensor 27 is fixed between upper sensor web joint 26 and the lower sensor web joint 28, tool-holder 29 is connected on the lower sensor web joint 28, and cutter 30 is installed in the tool-holder 29.
One or two toolboxs 25 are installed on the cutter web joint 22, and can the free position of laterally adjusting toolbox 25.
On mould adjusting mechanism 6, lateral thrust oil cylinder 13 and the longitudinal thrust oil cylinder 15 displacement transducer is installed all.
There is the tool-holder 29 of number of different types to be used for installing dissimilar cutter 30.
Connect with bolt between under(-)chassis 1, column 2, the top frame 3.
Between upper sensor web joint 26 and the T-slot bolt 23, connect with bolt between upper sensor web joint 26, three-axis sensor 27, lower sensor web joint 28, the tool-holder 29.
The utlity model has following advantage:
Testing machine in the utility model can be installed two cover toolboxs (tooling assembly can certainly only be installed) simultaneously, and can adjust two toolboxs laterally between from, can test simultaneously with two cutters during test, the multicutter of direct modeling TBM breaks the rock process;
Have three sample boxs in the utility model, can be used to do conventional test, confined pressure test and rotation test respectively by changing different sample boxs;
The whole test machine is to connect by bolt substantially, makes things convenient for the dismounting of testing machine.
Description of drawings
Fig. 1 is the structural representation of the utility model mechanical rock breaking test platform;
Fig. 2 is the partial view of mould adjusting mechanism in the utility model, vertical slide track component and cutter holder assembly;
Among the figure: 1; under(-)chassis, 2; column, 3; top frame; 4; horizontal mobile flatcar, 5; vertically move flatcar, 6; mould adjusting mechanism; 7; conventional sample box, 8; the rotation sample box, 9; the confined pressure sample box; 10; Hydraulic Station, 11; switch board, 12; horizontal line slideway; 13; lateral thrust oil cylinder and displacement transducer, 14; vertical line slideway, 15; longitudinal thrust oil cylinder and displacement transducer; 16; vertical slide track component, 17; vertical slide track component movable part, 18; vertical slide track component fixed part; 19; the vertical lines guide rail; 20; the mode transfer movable plate, 21; cutter holder assembly, 22; the cutter web joint; 23; the T-slot bolt; 24; T-slot, 25; toolbox, 26; the upper sensor web joint; 27; three-axis sensor; 28; the lower sensor web joint, 29; tool-holder, 30 cutters
Embodiment
Be described in further detail below in conjunction with accompanying drawing 1 and 2 pairs of the utility model of accompanying drawing.
As shown in Figure 1 and Figure 2, under(-)chassis 1 usefulness bolt and register pin fix on the ground, and column 2 has two groups, is fastened on bolt and register pin on the both lateral sides of under(-)chassis 1, and under(-)chassis 3 also is connected the top of two columns 2 with bolt and register pin;
By horizontal line slideway 12 horizontal mobile flatcar 4 is connected on the under(-)chassis 1: under(-)chassis 1 top is parallel to be equipped with five horizontal line slideways 12, and the slide block corresponding with horizontal line slideway 12 is installed in horizontal mobile flatcar 4 bottoms; Two parallel lateral thrust oil cylinders 13 of lateral arrangement between under(-)chassis 1 and horizontal mobile flatcar 4, lateral thrust oil cylinder 13 1 ends are fixed on the under(-)chassis 1, the other end is fixed on horizontal mobile flatcar 4 bottoms, controls horizontal mobile flatcar 4 in the horizontal slip of under(-)chassis 1; To vertically move flatcar 5 by vertical line slideway 14 is connected on the horizontal mobile flatcar 4: two vertical line slideways 14 are installed in horizontal mobile flatcar 4 tops, vertically move flatcar 5 bottoms the slide block corresponding with vertical line slideway 14 is installed; Vertically move flatcar 5 tops with the conventional sample box 7 of bolt or rotate sample box 8 or confined pressure sample box 9; At horizontal mobile flatcar 4 with vertically move between the flatcar 5 and vertically to arrange longitudinal thrust oil cylinder 15, longitudinal thrust oil cylinder 15 1 ends are fixed on horizontal mobile flatcar 4 head ends, the other end is fixed on and vertically moves flatcar 5 bottoms, vertically moves flatcar 5 together with the longitudinal sliding motion at horizontal mobile flatcar 4 of conventional sample box 7 fixing above it or rotation sample box 8 or confined pressure sample box 9 by longitudinal thrust oil cylinder 15 control;
Be connected with mould adjusting mechanism 6 and vertical slide track component 16 with bolt on the top frame 3; Vertical slide track component 16 is totally two covers, arranges in top frame 3 upper edge lateral symmetry; The vertical slide track component 16 of every cover comprises that rail fixing part divides 18 and slide rail movable part 17, rail fixing part divides 18 to be fixed by bolts on the top frame 3, slide rail movable part 17 divides 18 to be connected by vertical lines guide rail 19 and rail fixing part: vertical lines guide rail 19 is installed on the slide rail movable part 17, and rail fixing part divides the slide block corresponding with vertical lines guide rail 19 is installed on 18; Four root posts in the mould adjusting mechanism 6 and the lower end of slide rail movable part 17 are connected on the mode transfer movable plate 20 with bolt jointly, cutter holder assembly 21 usefulness bolts are fastened on mode transfer movable plate 20 belows, regulate the vertical height of cutter holder assembly 21 during test by mould adjusting mechanism 6;
Toolbox 25 comprises upper sensor web joint 26, three-axis sensor 27, lower sensor web joint 28, tool-holder 29 and cutter 30, upper sensor web joint 26 usefulness bolts are connected on the T-slot bolt 23, three-axis sensor 27 is fixed by bolts between upper sensor web joint 26 and the lower sensor web joint 28, tool-holder 29 usefulness bolts are connected on the lower sensor web joint 28, and cutter 30 is installed in the tool-holder 29.During use, operation steps is as follows:
When doing experiment with conventional sample box 7, earlier conventional sample box 7 is fixed by bolts to before the test and vertically moves on the flatcar 5, control lateral thrust oil cylinder 13 and longitudinal thrust oil cylinder 15 move to suitable position with conventional test box 7, regulate the vertical displacement of cutter 30 with mode transfer assembly 6, set a cutter depth of cut, vertically move flatcar 5 with 15 promotions of longitudinal thrust oil cylinder or pulling then, make cutter 30 directly carry out cutting test to the sample in the conventional sample box 7; Three-axis sensor 27 survey records act on the size of the power on 30 3 directions of cutter during test, simultaneously by cutting displacement and speed that the displacement transducer record cutter 30 on the longitudinal thrust oil cylinder 15 is installed, after cutting is finished, regulate lateral thrust oil cylinder 12, make sample box 7 or the certain distance of right transverse translation left, and then promote or pulling vertically moves flatcar 5 with longitudinal thrust oil cylinder 15, cutter 30 is cut sample again, carry out successively, be cut one deck until specimen surface, at this moment regulate the vertical displacement of cutter 30 again with mode transfer assembly 6, cutter 30 is cut sample again with the depth of cut of new settings;
When doing experiment with confined pressure sample box 8, process of the test is substantially identical when doing experiment with conventional sample box 7, and the difference of maximum is that confined pressure sample box 8 can apply two-way confined pressure to sample at the trial, and size is adjustable;
9 of sample boxs of rotation are to rotate by self at the trial to make cutter 30 be rotated cutting to sample, can regulate rotating speed and the radius of turn of rotation during test.
Claims (6)
1. the mechanical rock breaking test platform is characterized in that: under(-)chassis (1), column (2), top frame (3), horizontal mobile flatcar (4), vertically move flatcar (5), mould adjusting mechanism (6), conventional sample box (7), rotation sample box (8), confined pressure sample box (9), Hydraulic Station (10), switch board (11), horizontal line slideway (12), lateral thrust oil cylinder (13), vertical line slideway (14), longitudinal thrust oil cylinder (15), vertical lines guide rail (19), vertical slide track component (16), mode transfer movable plate (20), cutter holder assembly (21); Vertical slide track component (16) comprises fixed part (18) and movable part (17); Cutter holder assembly (21) comprises cutter web joint (22), T-slot bolt (23), toolbox (25); Toolbox (25) comprises upper sensor web joint (26), three-axis sensor (27), lower sensor web joint (28), tool-holder (29) and cutter (30); Wherein:
Under(-)chassis (1) fixes on the ground, and column (2) has two groups, is connected on the both lateral sides of under(-)chassis (1), and under(-)chassis (3) is connected the top of two columns (2);
At the parallel installation in under(-)chassis (1) top horizontal line slideway (12) more than three, at the slide block that install horizontal mobile flatcar (4) bottom with laterally line slideway (12) is corresponding, two parallel lateral thrust oil cylinders (13) of lateral arrangement between under(-)chassis (1) and horizontal mobile flatcar (4), lateral thrust oil cylinder (13) one ends are fixed on the under(-)chassis (1), the other end is fixed on horizontal mobile flatcar (4) bottom, is used for controlling the transversal displacement of horizontal mobile flatcar (4); In horizontal mobile flatcar (4) top two vertical line slideways (14) are installed, vertically moving the slide block that install flatcar (5) bottom with vertically line slideway (14) is corresponding, vertically move the conventional sample box (7) of flatcar (5) upper fixed or rotation sample box (8) or confined pressure sample box (9), at horizontal mobile flatcar (4) with vertically move between the flatcar (5) and vertically to arrange longitudinal thrust oil cylinder (15), longitudinal thrust oil cylinder (15) one ends are fixed on horizontal mobile flatcar (4) head end, the other end is fixed on and vertically moves flatcar (5) bottom, vertically moves flatcar (5) together with the length travel of conventional sample box (7) fixing above it or rotation sample box (8) or confined pressure sample box (9) by longitudinal thrust oil cylinder (15) control;
Mould adjusting mechanism (6) and two cover vertical slide track components (16) are installed on the top frame (3); The two vertical slide track components of cover (16) are arranged in top frame (3) upper edge lateral symmetry, vertical slide track component (16) comprises rail fixing part branch (18) and slide rail movable part (17), rail fixing part branch (18) is fixed on the top frame (3), at slide rail movable part (17) vertical lines guide rail (19) is installed, the slide block corresponding with vertical lines guide rail (19) is installed on the rail fixing part branch (18), by vertical lines guide rail (19) rail fixing part branch (18) and slide rail movable part (17) matched like this; The lower end of mould adjusting mechanism (6) lower end and slide rail movable part (17) is connected on the mode transfer movable plate (20) jointly, cutter holder assembly (21) is fastened on mode transfer movable plate (20) below, controls the vertical displacement of cutter holder assembly (21) by mould adjusting mechanism (6);
Cutter holder assembly (21) comprises cutter web joint (22), T-slot bolt (23), toolbox (25), T-slot bolt (23) is installed in the T-slot (24) on the cutter web joint (22), and toolbox (25) is fixed on the T-slot bolt (23);
Toolbox (25) comprises upper sensor web joint (26), three-axis sensor (27), lower sensor web joint (28), tool-holder (29) and cutter (30), upper sensor web joint (26) is connected on the T-slot bolt (23), three-axis sensor (27) is fixed between upper sensor web joint (26) and the lower sensor web joint (28), tool-holder (29) is connected on the lower sensor web joint (28), and cutter (30) is installed in the tool-holder (29).
2. mechanical rock breaking test platform according to claim 1 is characterized in that: cutter web joint (22) is gone up one or two toolboxs (25) is installed, and can the free position of laterally adjusting toolbox (25).
3. mechanical rock breaking test platform according to claim 1 is characterized in that: on mould adjusting mechanism (6), lateral thrust oil cylinder (13) and the longitudinal thrust oil cylinder (15) displacement transducer is installed all.
4. mechanical rock breaking test platform according to claim 1 is characterized in that: have the tool-holder (29) of number of different types to be used for installing dissimilar cutter (30).
5. mechanical rock breaking test platform according to claim 1, it is characterized in that: under(-)chassis (1), column (2), top frame connect with bolt between (3).
6. mechanical rock breaking test platform according to claim 1, it is characterized in that: between upper sensor web joint (26) and the T-slot bolt (23), upper sensor web joint (26), three-axis sensor (27), lower sensor web joint (28), tool-holder connect with bolt between (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320123153 CN203231929U (en) | 2013-03-18 | 2013-03-18 | Mechanical rock breaking test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320123153 CN203231929U (en) | 2013-03-18 | 2013-03-18 | Mechanical rock breaking test platform |
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| Publication Number | Publication Date |
|---|---|
| CN203231929U true CN203231929U (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320123153 Withdrawn - After Issue CN203231929U (en) | 2013-03-18 | 2013-03-18 | Mechanical rock breaking test platform |
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| CN (1) | CN203231929U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103226077A (en) * | 2013-03-18 | 2013-07-31 | 北京工业大学 | Mechanical rock breaking test platform |
| CN106442115A (en) * | 2016-09-18 | 2017-02-22 | 中国科学院、水利部成都山地灾害与环境研究所 | Rock joint ultrasonic experimental apparatus under complex stress and control system thereof |
| CN108760554A (en) * | 2018-07-11 | 2018-11-06 | 中铁西南科学研究院有限公司 | A kind of experiment porch of diamond saw blade cutting nonmetallic materials |
| CN109668754A (en) * | 2019-01-30 | 2019-04-23 | 中铁工程装备集团有限公司 | Suitable for forth generation half, the multi-mode test experimental bed of the 5th generation broken rock mode |
| CN110303606A (en) * | 2019-06-26 | 2019-10-08 | 中国地质大学（武汉） | A kind of portable protolith structural plane surface topography processing unit (plant) and its operating method |
| CN111076915A (en) * | 2019-12-31 | 2020-04-28 | 中铁高新工业股份有限公司 | Horizontal straight line structure's shield TBM broken rock test platform |
-
2013
- 2013-03-18 CN CN 201320123153 patent/CN203231929U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103226077A (en) * | 2013-03-18 | 2013-07-31 | 北京工业大学 | Mechanical rock breaking test platform |
| CN103226077B (en) * | 2013-03-18 | 2015-10-14 | 北京工业大学 | Mechanical rock breaking test platform |
| CN106442115A (en) * | 2016-09-18 | 2017-02-22 | 中国科学院、水利部成都山地灾害与环境研究所 | Rock joint ultrasonic experimental apparatus under complex stress and control system thereof |
| CN106442115B (en) * | 2016-09-18 | 2024-02-13 | 中国科学院、水利部成都山地灾害与环境研究所 | Ultrasonic experimental device for rock joint under complex stress and control system thereof |
| CN108760554A (en) * | 2018-07-11 | 2018-11-06 | 中铁西南科学研究院有限公司 | A kind of experiment porch of diamond saw blade cutting nonmetallic materials |
| CN108760554B (en) * | 2018-07-11 | 2023-11-03 | 中铁西南科学研究院有限公司 | Experiment platform for cutting nonmetallic materials by diamond saw blade |
| CN109668754A (en) * | 2019-01-30 | 2019-04-23 | 中铁工程装备集团有限公司 | Suitable for forth generation half, the multi-mode test experimental bed of the 5th generation broken rock mode |
| CN110303606A (en) * | 2019-06-26 | 2019-10-08 | 中国地质大学（武汉） | A kind of portable protolith structural plane surface topography processing unit (plant) and its operating method |
| CN110303606B (en) * | 2019-06-26 | 2020-08-07 | 中国地质大学（武汉） | Portable raw rock structural surface topography processing device and operation method thereof |
| CN111076915A (en) * | 2019-12-31 | 2020-04-28 | 中铁高新工业股份有限公司 | Horizontal straight line structure's shield TBM broken rock test platform |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131009 Effective date of abandoning: 20151014 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |