CN112903505B - TBM rock breaking test device - Google Patents
TBM rock breaking test device Download PDFInfo
- Publication number
- CN112903505B CN112903505B CN202110073963.4A CN202110073963A CN112903505B CN 112903505 B CN112903505 B CN 112903505B CN 202110073963 A CN202110073963 A CN 202110073963A CN 112903505 B CN112903505 B CN 112903505B
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- sliding block
- base
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- sliding
- cutter
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- 239000011435 rock Substances 0.000 title claims abstract description 47
- 239000002689 soil Substances 0.000 claims abstract description 21
- 230000000670 limiting effect Effects 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/58—Investigating machinability by cutting tools; Investigating the cutting ability of tools
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0053—Cutting or drilling tools
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- 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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a TBM rock breaking test device, relates to the technical field of hard rock tunnel boring machines, and particularly relates to a TBM rock breaking test device, which mainly aims to solve the problems that the existing TBM rock breaking test device cannot well fix rock, has low rock breaking efficiency and cannot change the rock breaking direction; this TBM broken rock test device, including base, no. two bases and No. three bases, be provided with feeding system on the base, no. three base one end is kept away from to the base is provided with the soil box, be provided with the clamping system who is used for centre gripping rock on the soil box, the clamping system is including setting up the pneumatic cylinder and the pneumatic cylinder on soil box both sides be provided with the hydraulic stem the pneumatic rod with set up a slider fixed connection in soil box inside, a spout and a slider sliding fit have been seted up on the soil box, no. two spouts and two No. three spouts have been seted up on the slider.
Description
Technical Field
The invention relates to the technical field of hard rock tunnel boring machines, in particular to a TBM rock breaking test device.
Background
A full-face Tunnel Boring Machine (TBM) is mechanical construction equipment for full-face excavation of underground engineering, has the advantages of high construction efficiency, safety, reliability, high construction quality and the like, and is economical when the ratio of the length to the diameter of a tunnel is greater than 600 according to engineering practice experience, so that the TBM is widely used at home and abroad. Under the large background, the TBM rock breaking test device is invented, but the existing TBM rock breaking test device cannot well fix rock, has low rock breaking efficiency and cannot change the rock breaking direction, and the TBM rock breaking test device is specially designed for solving the problems.
Disclosure of Invention
The invention aims to provide a TBM rock breaking test device for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a TBM broken rock test device, includes base, no. two bases, no. three bases, cutter braced system, its characterized in that, be provided with the cutter on the cutter braced system, be provided with the linear guide combined mechanism that is used for order about the broken rock of cutter on the base, no. three base one end is kept away from to the base is provided with the soil box, be provided with the clamping system who is used for centre gripping rock on the soil box, the clamping system is including setting up the pneumatic cylinder and be provided with the hydraulic stem on the pneumatic cylinder in soil box both sides, hydraulic stem and the slider fixed connection who sets up in soil box inside, set up spout and slider sliding fit No. one on the soil box, no. two spouts and two No. three spouts have been seted up on the slider, no. three be provided with No. two sliders on the spout, no. three sliders and No. two all be provided with spacing hole and spacing post cooperation on a slider play spacing effect.
Based on the technical scheme, the invention also provides the following optional technical schemes:
in one alternative: the linear guide rail combined mechanism comprises a cutter feeding and retracting system, a transverse moving system and a vertical moving system, wherein a first mounting plate is arranged on the cutter feeding and retracting system and is fixedly connected with the vertical moving system, and a third mounting plate is arranged on the vertical moving system and is fixedly connected with the transverse moving system.
In one alternative: the cutter feeding and retracting system comprises a fourth sliding groove formed in the base and a second motor support frame fixedly connected to the end portion of the base, a third motor is arranged on the second motor support frame, a fourth sliding block in sliding fit with the fourth sliding groove is arranged on the fourth sliding groove, a first screw rod is fixedly connected to a third motor rotating shaft, the first screw rod is matched with the fourth sliding block, and a first mounting plate is arranged on the fourth sliding block.
In one alternative: the vertical moving system comprises a third base arranged on a first mounting plate, a fifth sliding groove is formed in the third base, a vertical sliding block is arranged on the fifth sliding groove, a third motor support frame is arranged at the upper end of the third base, a fourth motor is arranged on the third motor support frame, a second screw rod is fixedly connected to a rotating shaft of the fourth motor, the second screw rod is matched with the vertical sliding block, and a third mounting plate is arranged on the vertical sliding block.
In one alternative: the transverse moving system comprises a second base, a motor support plate is arranged on the second base, a sixth sliding groove is formed in the second base, a second motor is arranged on the motor support plate, a fifth sliding block which is in sliding fit with the sixth sliding groove is arranged on the sixth sliding groove, the fifth sliding block is matched with a third screw rod arranged on the motor support plate, and a second mounting plate is arranged on the fifth sliding block.
In one alternative: the cutter supporting system is arranged on a second mounting plate on a second base, a supporting plate is arranged on the second mounting plate, three equally-spaced supporting frames are arranged on the supporting plate, a sliding block is arranged on the supporting frame, and a gear transmission system is arranged on the sliding block.
In one alternative: the gear transmission system comprises a supporting plate, a spindle fixedly connected with a spindle of a motor and a spindle of the motor is arranged at the end part of the supporting plate, a gear ring is sleeved on the spindle, a seventh sliding groove and a seventh sliding groove are arranged on the gear ring in a sliding fit mode, a sun gear and a planetary gear are arranged at one end, far away from a second base, of the spindle, a first planetary gear and a second planetary gear are arranged on the planetary gear, the first planetary gear, the second planetary gear and the gear ring are meshed with the sun gear, and the first planetary gear, the second planetary gear and the gear ring are meshed with each other.
In one alternative: the planetary gear I, the sun gear and the planetary gear II are provided with a cutter frame, the cutter frame is provided with a cutter head, six evenly distributed cutters are arranged on the cutter head, and the cutters are in threaded fit with the cutter head.
Compared with the prior art, the invention has the following beneficial effects:
1. the device is provided with the rock fixing system, solves the problem that the rock is unstable to install and always falls in the rock breaking test, but the existing TBM rock breaking test device can not well fix the rock, has low rock breaking efficiency and can not change the rock breaking direction;
2. the device designs a tool rest according to the characteristic that the planetary gear can rotate around the target, and the mechanism can improve the rock breaking efficiency and break the rock comprehensively;
3. the device is provided with the linear guide rail combination mechanism, so that the cutter can change the direction according to the rock position.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of a gear system according to the present invention.
Fig. 3 is a schematic structural view of the clamping system of the present invention.
Fig. 4 is a schematic structural view of the linear guide assembly mechanism of the present invention.
Reference numerals annotate: base 1, base 2 No. three, base 3, support frame 4, support plate 5, motor 6 No. one, gear ring 7, tool rest 8, cutterhead 9, soil box 10, hydraulic cylinder 11, spindle 12, slide block 13, planetary gear 14 No. one, sun gear 15, planetary gear 16 No. two, planetary gear 17, hydraulic rod 19, slide groove 20 No. two, slide groove 21 No. one, slide block 22, slide block 23 No. two, limiting hole 24, limiting column 25, slide groove 26 No. three, slide blocks 27, 28, lead screw 29 No. four, slide groove 30, slide block 31 No. four, mounting plate 32 No. five, slide groove 33 No. two, lead screw 34, mounting plate 35 No. three, lead screw 36, motor support plate 37, motor 38, motor support frame 39, slide block 40 No. six, slide groove 41, motor 42 No. three, motor support frame 43, mounting plate 44 No. three motor support frame 45, no. four motor 46.
Detailed Description
The present invention will be described in detail below with reference to the drawings, in which like or identical parts are given the same reference numerals, and in which the shape, thickness or height of each component may be enlarged or reduced in practical use. The examples set forth herein are intended to be illustrative of the invention and are not intended to limit the scope of the invention. Any obvious modifications or alterations to the invention, as would be apparent, are made without departing from the spirit and scope of the present invention.
Example 1
Referring to fig. 1-4, the embodiment of the invention comprises a base 1, a second base 2, a third base 3 and a cutter supporting system, and is characterized in that a cutter is arranged on the cutter supporting system, a linear guide rail combined mechanism for driving the cutter to break rocks is arranged on the base 1, a soil box 10 is arranged at one end of the base 1 far away from the third base 3, a clamping system for clamping rocks is arranged on the soil box 10, the clamping system comprises hydraulic cylinders 11 arranged at two sides of the soil box 10 and provided with hydraulic rods 19 on the hydraulic cylinders 11, the hydraulic rods 19 are fixedly connected with a first slide block 22 arranged in the soil box 10, a first slide groove 20 is arranged on the soil box 10 and is in sliding fit with the first slide block 22, a second slide groove 21 and two third slide grooves 26 are arranged on the first slide block 22, a third slide block 27 is arranged on the second slide groove 21, the third sliding chute 26 is provided with the second sliding chute 23, the third sliding chute 27 and the second sliding chute 23 are respectively provided with a limiting hole 24, the limiting holes 24 and a limiting column 25 arranged on the first sliding chute 22 are matched to play a limiting role, the linear guide combined mechanism comprises a cutter feeding and retracting system, a transverse moving system and a vertical moving system, the cutter feeding and retracting system is provided with a first mounting plate 32 and a first mounting plate 32 fixedly connected with the vertical moving system, the vertical moving system is provided with a third mounting plate 44 and a third mounting plate 44 fixedly connected with the transverse moving system, the cutter feeding and retracting system comprises a fourth sliding chute 30 arranged on the base 1 and a second motor supporting frame 43 fixedly connected with the end part of the base 1, the second motor supporting frame 43 is provided with a third motor 42, the fourth sliding chute 30 is provided with a fourth sliding chute 31 in sliding fit with the third motor 42, the rotating shaft of the third motor 42 is fixedly connected with a first screw rod 29 and the first screw rod 29 is matched with a fourth sliding block 31 for use, the fourth sliding block 31 is provided with a first mounting plate 32, the vertical moving system comprises a third base 3 arranged on the first mounting plate 32, a fifth sliding groove 33 is formed in the third base 3 and a vertical sliding block is arranged on the fifth sliding groove 33, the upper end part of the third base 3 is provided with a third motor supporting frame 45 and a fourth motor 46 is arranged on the third motor supporting frame 45, the rotating shaft of the fourth motor 46 is fixedly connected with a second screw rod 34 and the second screw rod 34 is matched with the vertical sliding block for use, be provided with No. three mounting panel 44 on the vertical slider, lateral shifting system includes No. two bases 2, be provided with No. two inside No. two spouts 41 that are provided with of motor support plate 37 and No. two bases 2 on No. two bases 2, be provided with No. two motors 38 on the motor support plate 37, be provided with on No. six spouts 41 with its sliding fit's No. five sliders 40 and No. five sliders 40 use with the cooperation of No. three lead screws 36 that set up on the motor support plate 37, no. five sliders 40 are last to be provided with No. two mounting panels 35.
When the rock breaking device is specifically used, firstly, the hydraulic cylinder 11 is started, the hydraulic cylinder 11 pushes the hydraulic rod 19, the hydraulic rod 19 pushes the first slide block 22, the third slide block 27 and the second slide block 23 in the first slide block 22 can fasten and clamp rock under the limiting action of the limiting hole 24 and the limiting column 25, and secondly, the feeding system, the vertical system and the transverse system are started to enable the cutter to be aligned with the rock for simulating rock breaking;
the cutter supporting system comprises a second mounting plate 35 arranged on a second base 2, a supporting plate 5 is arranged on the second mounting plate 35, three supporting frames 4 distributed at equal intervals are arranged on the supporting plate 5, a sliding block 13 is arranged on the supporting frame 4, a gear transmission system is arranged on the sliding block 13 and comprises a supporting plate 5, a first motor 6 is arranged at the end part of the supporting plate 5, a spindle 12 is fixedly connected with a rotating shaft of the first motor 6, a gear ring 7 is sleeved on the spindle 12, a seventh sliding groove and a seventh sliding groove are arranged on the gear ring 7 and are in sliding fit with the sliding block 13, a sun gear 15 and a planetary gear 17 are arranged at one end, far away from the second base 2, of the spindle 12, a first planetary gear 14 and a second planetary gear 16 are arranged on the planetary gear 17 and are meshed with the sun gear 15, and the first planetary gear 14, the second planetary gear 16 and the gear ring gear 7 are meshed with each other;
when the rock breaking device is particularly used, the gear transmission system is supported by the support frame 4 and cannot fall due to self gravity, secondly, the support frame 4 is provided with the sliding block matched with the gear ring 7, so that the gear ring 7 cannot normally rotate due to jamming, finally, the cutters can rotate around the rock for cutting under the driving of the gear transmission system, and each cutter can rotate around the gear ring 7 to enable rock breaking to be more efficient.
Example 2
The embodiment of the invention is different from the embodiment 1 in that a cutter rest 8 is arranged on the first planetary gear 14, the sun gear 15 and the second planetary gear 16, a cutter disc 9 is arranged on the cutter rest 8, six evenly distributed cutters are arranged on the cutter disc 9, and the cutters are in threaded fit with the cutter disc 9;
when the cutter is particularly used, the cutter 9 is provided with six evenly distributed cutters, so that rock breaking is more efficient, and meanwhile, the cutters are in threaded fit with the cutter 9, so that the cutters are convenient to replace after being worn.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (1)
1. The utility model provides a TBM broken rock test device, includes base (1), no. two base (2), no. three base (3), cutter braced system, its characterized in that, be provided with the cutter on the cutter braced system, be provided with the linear guide combined mechanism that is used for driving the broken rock of cutter on base (1), no. three base (3) one end is kept away from to base (1) is provided with soil box (10), be provided with the clamping system who is used for centre gripping rock on soil box (10), be provided with hydraulic stem (19) on pneumatic cylinder (11) and pneumatic cylinder (11) of setting up in soil box (10) both sides, hydraulic stem (19) are fixed connection with slider (22) of setting up in soil box (10), set up No. one spout (20) and slider (22) sliding fit on soil box (10), set up No. two spouts (21) and two No. three spouts (26) on slider (22), be provided with No. two spouts (21) and No. two spouts (21) are located No. two spouts (21) and No. two inside slider (21) are located No. 21) and are located No. two one side slider (21) and are located No. two slider (21), the sliding chute (26) is provided with a second sliding block (23), two ends of the third sliding block (27) are correspondingly abutted with the end parts of the two second sliding blocks (23), inclined planes are respectively arranged at the abutting parts of the third sliding block (27) and the second sliding block (23), limiting holes (24) are respectively formed in the third sliding block (27) and the second sliding block (23), and the limiting holes (24) are matched with limiting columns (25) arranged on the first sliding block (22) to play a limiting role; starting a hydraulic cylinder (11), wherein the hydraulic cylinder (11) pushes a hydraulic rod (19), the hydraulic rod (19) pushes a first sliding block (22), and a third sliding block (27) and a second sliding block (23) in the first sliding block (22) fasten and clamp rock under the limiting action of a limiting hole (24) and a limiting column (25);
the linear guide rail combination mechanism comprises a cutter feeding and retracting system, a transverse moving system and a vertical moving system, wherein a first mounting plate (32) is arranged on the cutter feeding and retracting system, the first mounting plate (32) is fixedly connected with the vertical moving system, and a third mounting plate (44) is arranged on the vertical moving system, and the third mounting plate (44) is fixedly connected with the transverse moving system;
the cutter feeding and retracting system comprises a fourth sliding groove (30) formed in a base (1) and a second motor support frame (43) fixedly connected to the end part of the base (1), a third motor (42) is arranged on the second motor support frame (43), a fourth sliding block (31) in sliding fit with the fourth sliding groove is arranged on the fourth sliding groove (30), a first screw rod (29) is fixedly connected to a rotating shaft of the third motor (42), the first screw rod (29) is matched with the fourth sliding block (31), and a first mounting plate (32) is arranged on the fourth sliding block (31);
the vertical moving system comprises a third base (3) arranged on a first mounting plate (32), a fifth sliding groove (33) is formed in the third base (3), a vertical sliding block is arranged on the fifth sliding groove (33), a third motor support frame (45) is arranged at the upper end of the third base (3), a fourth motor (46) is arranged on the third motor support frame (45), a second screw rod (34) is fixedly connected to a rotating shaft of the fourth motor (46), the second screw rod (34) is matched with the vertical sliding block, and a third mounting plate (44) is arranged on the vertical sliding block;
the transverse moving system comprises a second base (2), a motor supporting plate (37) is arranged on the second base (2), a sixth sliding groove (41) is formed in the second base (2), a second motor (38) is arranged on the motor supporting plate (37), a fifth sliding block (40) which is in sliding fit with the sixth sliding groove (41) is arranged on the sixth sliding groove (41), the fifth sliding block (40) is matched with a third screw rod (36) arranged on the motor supporting plate (37), and a second mounting plate (35) is arranged on the fifth sliding block (40);
the cutter supporting system is arranged on a second mounting plate (35) on a second base (2), a supporting plate (5) is arranged on the second mounting plate (35), three supporting frames (4) which are distributed at equal intervals are arranged on the supporting plate (5), a sliding block (13) is arranged on the supporting frames (4), and a gear transmission system is arranged on the sliding block (13);
the gear transmission system comprises a support plate (5), a first motor (6) is arranged at the end part of the support plate (5), a spindle (12) is fixedly connected with a rotating shaft of the first motor (6), a gear ring (7) is sleeved on the spindle (12), a seventh sliding groove is formed in the gear ring (7) and is in sliding fit with a sliding block (13), a sun gear (15) and a planet gear (17) are arranged at one end, far away from a second base (2), of the spindle (12), a first planet gear (14) and a second planet gear (16) are arranged on the planet gear (17) and are meshed with the sun gear (15), and the first planet gear (14), the second planet gear (16) and the gear ring (7) are meshed with each other;
be provided with knife rest (8) on planetary gear (14), sun gear (15) and No. two planetary gear (16), be provided with blade disc (9) on knife rest (8), be provided with six evenly distributed's cutters on blade disc (9), cutter and blade disc (9) adopt screw-thread fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073963.4A CN112903505B (en) | 2021-01-20 | 2021-01-20 | TBM rock breaking test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073963.4A CN112903505B (en) | 2021-01-20 | 2021-01-20 | TBM rock breaking test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112903505A CN112903505A (en) | 2021-06-04 |
| CN112903505B true CN112903505B (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110073963.4A Active CN112903505B (en) | 2021-01-20 | 2021-01-20 | TBM rock breaking test device |
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| Country | Link |
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| CN (1) | CN112903505B (en) |
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| KR20160038230A (en) * | 2014-09-30 | 2016-04-07 | 현대건설주식회사 | Rotation cutting machine, system, method for evaluating driving performance of TBM and designing cutterhead of TBM |
| KR101774713B1 (en) * | 2016-12-02 | 2017-09-05 | 안석 | excavation equipment for rock tunnel |
| CN208432410U (en) * | 2018-07-06 | 2019-01-25 | 中交一公局桥隧工程有限公司 | A kind of rock tunnel(ling) machine imitative experimental appliance |
| CN209416682U (en) * | 2019-01-26 | 2019-09-20 | 湘潭大学 | A kind of TBM hob broken rock testing stand |
| CN110295915A (en) * | 2019-07-02 | 2019-10-01 | 中国科学院武汉岩土力学研究所 | A kind of combined-breaking rock TBM bad ground driving method for realizing three axis force detection |
| 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 |
| CN111091747A (en) * | 2019-12-31 | 2020-05-01 | 西南交通大学 | TBM hobbing cutter multifunctional test bed |
| CN111157389A (en) * | 2019-12-31 | 2020-05-15 | 西南交通大学 | TBM rock breaking test bed with linear/rotary dual modes |
| WO2020199741A1 (en) * | 2019-04-04 | 2020-10-08 | 山东大学 | Tbm rock breaking mechanism model test system and method taking rock fragment characteristics into consideration |
| CN211787848U (en) * | 2019-12-31 | 2020-10-27 | 中铁工程服务有限公司 | Test device capable of simulating eccentric load working condition of TBM cutter head |
-
2021
- 2021-01-20 CN CN202110073963.4A patent/CN112903505B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160038230A (en) * | 2014-09-30 | 2016-04-07 | 현대건설주식회사 | Rotation cutting machine, system, method for evaluating driving performance of TBM and designing cutterhead of TBM |
| KR101774713B1 (en) * | 2016-12-02 | 2017-09-05 | 안석 | excavation equipment for rock tunnel |
| CN208432410U (en) * | 2018-07-06 | 2019-01-25 | 中交一公局桥隧工程有限公司 | A kind of rock tunnel(ling) machine imitative experimental appliance |
| CN209416682U (en) * | 2019-01-26 | 2019-09-20 | 湘潭大学 | A kind of TBM hob broken rock testing stand |
| WO2020199741A1 (en) * | 2019-04-04 | 2020-10-08 | 山东大学 | Tbm rock breaking mechanism model test system and method taking rock fragment characteristics into consideration |
| CN110295915A (en) * | 2019-07-02 | 2019-10-01 | 中国科学院武汉岩土力学研究所 | A kind of combined-breaking rock TBM bad ground driving method for realizing three axis force detection |
| 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 |
| CN111091747A (en) * | 2019-12-31 | 2020-05-01 | 西南交通大学 | TBM hobbing cutter multifunctional test bed |
| CN111157389A (en) * | 2019-12-31 | 2020-05-15 | 西南交通大学 | TBM rock breaking test bed with linear/rotary dual modes |
| CN211787848U (en) * | 2019-12-31 | 2020-10-27 | 中铁工程服务有限公司 | Test device capable of simulating eccentric load working condition of TBM cutter head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112903505A (en) | 2021-06-04 |
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