CN102445336A - Multi-blade multi-angle rock breaking device for rock ripper - Google Patents
Multi-blade multi-angle rock breaking device for rock ripper Download PDFInfo
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- CN102445336A CN102445336A CN2011103042248A CN201110304224A CN102445336A CN 102445336 A CN102445336 A CN 102445336A CN 2011103042248 A CN2011103042248 A CN 2011103042248A CN 201110304224 A CN201110304224 A CN 201110304224A CN 102445336 A CN102445336 A CN 102445336A
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- boring machine
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- machine cutter
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Abstract
The invention discloses a multi-blade multi-angle rock breaking device for a rock ripper. The device comprises a self-reaction force frame body, an annular confining pressure loading workbench, a Z-direction servo actuator, an X-direction servo actuator, a Y-direction internal servo actuator, a horizontal dual-layer linear guide rail, a three-direction pressure sensor and the like, wherein the lateral moving direction of a rock test piece is set as an axis X; the propelling direction of the rock test piece is set as an axis Y; a direction which is vertical to the breaking surface of the rock test piece is set as an axis Z; the X-direction servo actuator is arranged between the horizontal dual-layer linear guide rail and the annular confining pressure loading workbench; the Y-direction internal servo actuator is arranged between the horizontal dual-layer linear guide rail and the self-reaction force frame body; and the Z-direction servo actuator is arranged between a guide rail guide mechanism and the self-reaction force frame body. In the device, the annular confining pressure loading function of rock is simulated, so that the rock test piece is closer to real geological conditions, parameter measuring values such as a blade distance and the like are more accurate, the design level of the rock ripper is raised, and tunnel construction accidents are controlled.
Description
Technical field
The present invention relates under a kind of rock confined pressure loading environment in the rock ripper field, simulation rock development machine multitool multi-angle is broken the rock test unit.
Background technology
At present, rock ripper is the main equipment of rock tunnel construction field, and the rock geology condition is very complicated and changeable, yet is difficult to accurately survey before the construction, is to cause the main cause that construction speed is slow in the tunneling process, accident takes place frequently.Adopt the broken thrum degree governor motion of ring-type confined pressure load maintainer and cutter; Make an experiment to specific rock sample, can the real simulation rock ripper the broken rock process of cutter in the construction, it is many real bearing state of cutter at broken confined pressure state rock to detect development machine; To more accurately obtain development machine design of key components parameter; Improve driving speed, to the rock of different uniaxial compressive strengths, adjusted in concert boring machine cutter cutting edge inclination and tool deflection angle; With the efficient that improves the development machine fractured rock, reduce the constructing tunnel accident that causes because of the confined pressure variation.Present existing rock tunneling machine cutter breaks the rock testing equipment, can not detect the real bearing state of ring-type confined pressure bottom tool, can not multitool adjusted in concert cutting-tool angle make an experiment.Therefore, developing the broken rock device of a kind of rock ripper multitool multi-angle is the new problem of being badly in need of solution.
Summary of the invention
The purpose of this invention is to provide the broken rock device of a kind of rock ripper multitool multi-angle; Has simulation rock development machine tunneling process function; Simulation rock confined pressure function; Scalable is many carries out rock failure to the cutter roll extrusion angle of shear, deflection angle, the test unit of synchronous detection boring machine cutter stress.
The objective of the invention is to realize like this: a kind of rock ripper multitool multi-angle is broken the rock device; Form to built-in servo actuator, the double-deck line slideway of level, triaxial pressure sensor to servo actuator, Y to servo actuator, guide rail guiding mechanism, boring machine cutter, rock sample, X by self-reaction force support body, ring-type confined pressure loading worktable, the base of tool, ball pivot joint chair, cutting-tool angle adjusting snap ring, Z; Rock sample is displaced sideways direction is made as the X axle; The rock sample direction of propulsion is made as the Y axle, perpendicular to rock sample crusher surface direction be made as the Z axle; X is installed between double-deck line slideway of level and the ring-type confined pressure loading worktable to servo actuator; Y is installed between double-deck line slideway of level and the self-reaction force support body to built-in servo actuator; Z is installed between guide rail guiding mechanism and the self-reaction force support body to servo actuator, and guide rail guiding mechanism, the double-deck line slideway of level are installed on the self-reaction force support body, and boring machine cutter is fixed in the base of tool; The base of tool is connected with ball pivot joint chair bolt through the triaxial pressure sensor; The ball pivot joint chair is installed on the guide rail guiding mechanism, and cutting-tool angle is regulated snap ring and is installed on the ball pivot joint chair, and rock sample is fixed in the ring-type confined pressure and loads in the worktable; The principle of work of said device is; Begin test in the rock sample outside, Z makes the relative rock sample of boring machine cutter reach the injection amount of setting to servo actuator driving guide rail guiding mechanism; X drives the ring-type confined pressure to servo actuator and loads worktable; Make boring machine cutter arrive the initial broken position of rock sample, Y drives the ring-type confined pressure to built-in servo actuator through the double-deck line slideway of level and loads the worktable rectilinear motion, and it is broken that rock sample is taken place under the boring machine cutter effect; The injection amount remains unchanged in the shattering process, the changeable pressure of cutter and rock; Begin test on the rock surface, Z makes boring machine cutter act on the pressure that the rock sample surface reaches setting to servo actuator driving guide rail guiding mechanism, and it is constant to keep-up pressure in the rock failure process, and the injection amount is variable; Regulate snap ring through changing cutting-tool angle during test, regulate ball pivot joint chair deflection angle, change the knife edge angular of boring machine cutter fractured rock, realize the broken rock of multi-angle; Handle is installed to fix a cutting tool; Rock failure in the middle of can making under the cutter effect occurs in the stress field environment of adjacent cutter generation, and the rock failure condition has realized the broken rock simulation of multitool multi-angle more near actual excavation work; As taking place, boring machine cutter transships in the entire test; Unload to servo actuator through automatic adjusting Z, the ring-type confined pressure loads worktable and adopts hydraulic cylinder to load in the segmentation of rock sample circumferencial direction, can simulate the internal stress of rock under the different geologic conditions; Realized the rock failure simulation under the true geologic condition; Individual direction servo actuator acting force finally all acts on the self-reaction force support body, adopts the triaxial pressure sensor in real time to detect the boring machine cutter stress, and then obtains the broken rock parameter of optimum of boring machine cutter.
Main points of the present invention are its structure and principle of work.Begin test in the rock sample outside; Z is to servo actuator driving guide rail guiding mechanism; Make the relative rock sample of boring machine cutter reach the injection amount of setting, X drives the ring-type confined pressure to servo actuator and loads worktable, makes boring machine cutter arrive the initial broken position of rock sample; Y drives the ring-type confined pressure to built-in servo actuator through the double-deck line slideway of level and loads the worktable rectilinear motion; It is broken that rock sample is taken place under the boring machine cutter effect, and the injection amount remains unchanged in the shattering process, the changeable pressure of cutter and rock; Begin test on the rock surface, Z makes boring machine cutter act on the pressure that the rock sample surface reaches setting to servo actuator driving guide rail guiding mechanism, and it is constant to keep-up pressure in the rock failure process, and the injection amount is variable; Regulate snap ring through changing cutting-tool angle during test, regulate ball pivot joint chair deflection angle, change the knife edge angular of boring machine cutter fractured rock, realize the broken rock of multi-angle; Handle is installed to fix a cutting tool; Rock failure in the middle of can making under the cutter effect occurs in the stress field environment of adjacent cutter generation, and the rock failure condition has realized the broken rock simulation of multitool multi-angle more near actual excavation work; As taking place, boring machine cutter transships in the entire test; Unload to servo actuator through automatic adjusting Z, the ring-type confined pressure loads worktable and adopts hydraulic cylinder to load in the segmentation of rock sample circumferencial direction, can simulate the internal stress of rock under the different geologic conditions; Realized the rock failure simulation under the true geologic condition; Individual direction servo actuator acting force finally all acts on the self-reaction force support body, adopts the triaxial pressure sensor in real time to detect the boring machine cutter stress, and then obtains the broken rock parameter of optimum of boring machine cutter.
The broken rock device of rock ripper multitool multi-angle compared with prior art has simulation rock ring-type confined pressure value-added tax function, makes rock sample more near true geologic condition; Have manyly, realize that measured value of parameters such as, cutter spacing stressed to boring machine cutter is more accurate cutter simulation rock shattering process simultaneously; Have tool deflection angle and angle of shear synchronous regulation mechanism, make that the boring machine cutter efficiency of breaking rock is higher, effectively promote the design level of rock ripper and the advantages such as generation of control constructing tunnel accident, will be widely used in the rock ripper field.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Embodiment
With reference to accompanying drawing; A kind of rock ripper multitool multi-angle is broken the rock device; Loading worktable 2, the base of tool 3, ball pivot joint chair 4, cutting-tool angle by self-reaction force support body 1, ring-type confined pressure regulates snap ring 5, Z and forms to built-in servo actuator 11, the double-deck line slideway 12 of level, triaxial pressure sensor 13 to servo actuator 10, Y to servo actuator 6, guide rail guiding mechanism 7, boring machine cutter 8, rock sample 9, X; Rock sample 9 is displaced sideways direction is made as the X axle; Rock sample 9 direction of propulsion are made as the Y axle, perpendicular to rock sample 9 crusher surface directions be made as the Z axle.X is installed between double-deck line slideway 12 of level and the ring-type confined pressure loading worktable 2 to servo actuator 10; Y is installed between double-deck line slideway 12 of level and the self-reaction force support body 1 to built-in servo actuator 11; Z is installed between guide rail guiding mechanism 7 and the self-reaction force support body 1 to servo actuator 6; Guide rail guiding mechanism 7, the double-deck line slideway 12 of level are installed on the self-reaction force support body 1; Boring machine cutter 8 is fixed in the base of tool 3, and the base of tool 3 is connected with ball pivot joint chair 4 bolts through triaxial pressure sensor 13, and ball pivot joint chair 4 is installed on the guide rail guiding mechanism 7; Cutting-tool angle is regulated snap ring 5 and is installed on the ball pivot joint chair 4, and rock sample 9 is fixed in the ring-type confined pressure and loads in the worktable 2; The principle of work of said device is; Begin test in rock sample 9 outsides, Z makes boring machine cutter 8 relative rock samples 9 reach the injection amount of setting to servo actuator 6 driving guide rail guiding mechanisms 7; X drives the ring-type confined pressure to servo actuator 10 and loads worktable 2; Make boring machine cutter 8 arrive rock sample 9 initial broken positions, Y drives the ring-type confined pressure to built-in servo actuator 11 through the double-deck line slideway 12 of level and loads worktable 2 rectilinear motions, and it is broken that rock sample 9 is taken place under boring machine cutter 8 effects; The injection amount remains unchanged in the shattering process, the changeable pressure of cutter and rock; Begin test on the rock surface, Z makes boring machine cutter 8 act on the pressure that rock sample 9 surfaces reach setting to servo actuator 6 driving guide rail guiding mechanisms 7, and it is constant to keep-up pressure in the rock failure process, and the injection amount is variable; Regulate snap ring 5 through changing cutting-tool angle during test, regulate ball pivot joint chair 4 deflection angles, change the knife edge angular of boring machine cutter fractured rock, realize the broken rock of multi-angle; Install 3 to fix a cutting tool; Rock failure in the middle of can making under the cutter effect occurs in the stress field environment of adjacent cutter generation, and the rock failure condition has realized the broken rock simulation of multitool multi-angle more near actual excavation work; As taking place, boring machine cutter 8 transships in the entire test; Unload to servo actuator 6 through automatic adjusting Z, the ring-type confined pressure loads worktable 2 and adopts hydraulic cylinder to load in rock sample 9 circumferencial direction segmentations, can simulate the internal stress of rock under the different geologic conditions; Realized the rock failure simulation under the true geologic condition; 3 direction servo actuator acting forces finally all act on self-reaction force support body 1, adopt triaxial pressure sensor 13 to detect boring machine cutter 8 stresses in real time, and then obtain the broken rock parameter of optimum of boring machine cutter 8.
Claims (2)
1. a rock ripper multitool multi-angle is broken the rock device; Form to built-in servo actuator, the double-deck line slideway of level, triaxial pressure sensor to servo actuator, Y to servo actuator, guide rail guiding mechanism, boring machine cutter, rock sample, X by self-reaction force support body, ring-type confined pressure loading worktable, the base of tool, ball pivot joint chair, cutting-tool angle adjusting snap ring, Z; It is characterized in that: rock sample is displaced sideways direction is made as the X axle; The rock sample direction of propulsion is made as the Y axle, perpendicular to rock sample crusher surface direction be made as the Z axle; X is installed between double-deck line slideway of level and the ring-type confined pressure loading worktable to servo actuator; Y is installed between double-deck line slideway of level and the self-reaction force support body to built-in servo actuator; Z is installed between guide rail guiding mechanism and the self-reaction force support body to servo actuator, and guide rail guiding mechanism, the double-deck line slideway of level are installed on the self-reaction force support body, and boring machine cutter is fixed in the base of tool; The base of tool is connected with ball pivot joint chair bolt through the triaxial pressure sensor; The ball pivot joint chair is installed on the guide rail guiding mechanism, and cutting-tool angle is regulated snap ring and is installed on the ball pivot joint chair, and rock sample is fixed in the ring-type confined pressure and loads in the worktable.
2. the experiment loading unit of shield machine under the high hydraulic pressure according to claim 1; It is characterized in that: the principle of work of said device is; Begin test in the rock sample outside, Z makes the relative rock sample of boring machine cutter reach the injection amount of setting to servo actuator driving guide rail guiding mechanism; X drives the ring-type confined pressure to servo actuator and loads worktable; Make boring machine cutter arrive the initial broken position of rock sample, Y drives the ring-type confined pressure to built-in servo actuator through the double-deck line slideway of level and loads the worktable rectilinear motion, and it is broken that rock sample is taken place under the boring machine cutter effect; The injection amount remains unchanged in the shattering process, the changeable pressure of cutter and rock; Begin test on the rock surface, Z makes boring machine cutter act on the pressure that the rock sample surface reaches setting to servo actuator driving guide rail guiding mechanism, and it is constant to keep-up pressure in the rock failure process, and the injection amount is variable; Regulate snap ring through changing cutting-tool angle during test, regulate ball pivot joint chair deflection angle, change the knife edge angular of boring machine cutter fractured rock, realize the broken rock of multi-angle; Handle is installed to fix a cutting tool; Rock failure in the middle of can making under the cutter effect occurs in the stress field environment of adjacent cutter generation, and the rock failure condition has realized the broken rock simulation of multitool multi-angle more near actual excavation work; As taking place, boring machine cutter transships in the entire test; Unload to servo actuator through automatic adjusting Z, the ring-type confined pressure loads worktable and adopts hydraulic cylinder to load in the segmentation of rock sample circumferencial direction, can simulate the internal stress of rock under the different geologic conditions; Realized the rock failure simulation under the true geologic condition; Individual direction servo actuator acting force finally all acts on the self-reaction force support body, adopts the triaxial pressure sensor in real time to detect the boring machine cutter stress, and then obtains the broken rock parameter of optimum of boring machine cutter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110304224 CN102445336B (en) | 2011-10-10 | 2011-10-10 | Multi-blade multi-angle rock breaking device for rock ripper |
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| CN 201110304224 CN102445336B (en) | 2011-10-10 | 2011-10-10 | Multi-blade multi-angle rock breaking device for rock ripper |
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| CN102445336A true CN102445336A (en) | 2012-05-09 |
| CN102445336B CN102445336B (en) | 2013-09-11 |
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| CN 201110304224 Expired - Fee Related CN102445336B (en) | 2011-10-10 | 2011-10-10 | Multi-blade multi-angle rock breaking device for rock ripper |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788693A (en) * | 2012-08-21 | 2012-11-21 | 中铁隧道装备制造有限公司 | Shield and TBM (tunnel boring machine) hob test bed |
| CN103837416A (en) * | 2014-03-18 | 2014-06-04 | 中国人民解放军理工大学 | Loading and unloading test device for simulating stress state of deep rock mass |
| CN104154055A (en) * | 2014-07-25 | 2014-11-19 | 浙江大学 | Thrust load simulation hydraulic system of TBM (tunnel boring machine) test bed |
| CN106644735A (en) * | 2016-12-13 | 2017-05-10 | 中国煤炭科工集团太原研究院有限公司 | Hobbing cutter static pressure rock breaking test apparatus capable of adjusting angle |
| CN108225752A (en) * | 2017-12-18 | 2018-06-29 | 中国石油集团川庆钻探工程有限公司 | Particle punching drilling floor synthetic experimental provision |
| CN108918286A (en) * | 2018-09-12 | 2018-11-30 | 三峡大学 | A kind of simulation spacial multi-angle normal stress reaction rack equipment and application method |
| CN108972677A (en) * | 2018-05-17 | 2018-12-11 | 兴化市绿禾食品有限公司 | A kind of dehydrated vegetables pellet device with material consolidation function |
| CN109192042A (en) * | 2018-07-24 | 2019-01-11 | 大连理工大学 | A kind of full face rock tunnel boring machine tool changing experimental bench |
| 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 |
| CN110715869A (en) * | 2019-11-13 | 2020-01-21 | 吉林大学 | Hard rock tunneling hob rotary cutting test bed |
| CN111101962A (en) * | 2019-11-28 | 2020-05-05 | 沈阳建筑大学 | Multipurpose hob cutter head test bench and operation method |
| CN111157389A (en) * | 2019-12-31 | 2020-05-15 | 西南交通大学 | TBM rock breaking test bed with linear/rotary dual modes |
| CN111595682A (en) * | 2020-04-09 | 2020-08-28 | 中国平煤神马能源化工集团有限责任公司 | Large-scale complex surrounding rock condition anchoring and grouting integrated coupling effect test system and method |
| CN111624088A (en) * | 2020-04-20 | 2020-09-04 | 山东大学 | TBM hob and high-pressure water jet coupling rock breaking simulation test system and method |
| CN114324045A (en) * | 2022-03-10 | 2022-04-12 | 中铁第六勘察设计院集团有限公司 | Device and method for judging diggeability of shield cutter to boulders and hard rock bulges in soft soil |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788693A (en) * | 2012-08-21 | 2012-11-21 | 中铁隧道装备制造有限公司 | Shield and TBM (tunnel boring machine) hob test bed |
| CN103837416A (en) * | 2014-03-18 | 2014-06-04 | 中国人民解放军理工大学 | Loading and unloading test device for simulating stress state of deep rock mass |
| CN103837416B (en) * | 2014-03-18 | 2015-12-23 | 中国人民解放军理工大学 | That simulates deep rock mass stress state adds unloading test device |
| CN104154055A (en) * | 2014-07-25 | 2014-11-19 | 浙江大学 | Thrust load simulation hydraulic system of TBM (tunnel boring machine) test bed |
| CN106644735A (en) * | 2016-12-13 | 2017-05-10 | 中国煤炭科工集团太原研究院有限公司 | Hobbing cutter static pressure rock breaking test apparatus capable of adjusting angle |
| CN108225752A (en) * | 2017-12-18 | 2018-06-29 | 中国石油集团川庆钻探工程有限公司 | Particle punching drilling floor synthetic experimental provision |
| CN108225752B (en) * | 2017-12-18 | 2024-04-12 | 中国石油集团川庆钻探工程有限公司 | Comprehensive experimental device for particle impact drilling ground |
| CN108972677A (en) * | 2018-05-17 | 2018-12-11 | 兴化市绿禾食品有限公司 | A kind of dehydrated vegetables pellet device with material consolidation function |
| CN109192042A (en) * | 2018-07-24 | 2019-01-11 | 大连理工大学 | A kind of full face rock tunnel boring machine tool changing experimental bench |
| CN108918286B (en) * | 2018-09-12 | 2020-09-08 | 三峡大学 | Space-simulating multi-angle normal stress reaction frame device and using method |
| CN108918286A (en) * | 2018-09-12 | 2018-11-30 | 三峡大学 | A kind of simulation spacial multi-angle normal stress reaction rack equipment and application method |
| 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 |
| CN110715869A (en) * | 2019-11-13 | 2020-01-21 | 吉林大学 | Hard rock tunneling hob rotary cutting test bed |
| CN111101962A (en) * | 2019-11-28 | 2020-05-05 | 沈阳建筑大学 | Multipurpose hob cutter head test bench and operation method |
| CN111157389A (en) * | 2019-12-31 | 2020-05-15 | 西南交通大学 | TBM rock breaking test bed with linear/rotary dual modes |
| CN111595682A (en) * | 2020-04-09 | 2020-08-28 | 中国平煤神马能源化工集团有限责任公司 | Large-scale complex surrounding rock condition anchoring and grouting integrated coupling effect test system and method |
| CN111595682B (en) * | 2020-04-09 | 2023-10-31 | 中国平煤神马控股集团有限公司 | Large-scale complex surrounding rock condition anchoring and grouting integrated coupling effect test system and method |
| CN111624088A (en) * | 2020-04-20 | 2020-09-04 | 山东大学 | TBM hob and high-pressure water jet coupling rock breaking simulation test system and method |
| CN114324045A (en) * | 2022-03-10 | 2022-04-12 | 中铁第六勘察设计院集团有限公司 | Device and method for judging diggeability of shield cutter to boulders and hard rock bulges in soft soil |
| CN114324045B (en) * | 2022-03-10 | 2022-06-14 | 中铁第六勘察设计院集团有限公司 | Device and method for judging diggeability of shield cutter to boulders and hard rock bulges in soft soil |
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