CN206593882U - A kind of Vertical Axis Road-header cut simulation experiment system - Google Patents
A kind of Vertical Axis Road-header cut simulation experiment system Download PDFInfo
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- CN206593882U CN206593882U CN201720271244.2U CN201720271244U CN206593882U CN 206593882 U CN206593882 U CN 206593882U CN 201720271244 U CN201720271244 U CN 201720271244U CN 206593882 U CN206593882 U CN 206593882U
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- 238000004088 simulation Methods 0.000 title claims abstract description 51
- 238000005520 cutting process Methods 0.000 claims abstract description 106
- 238000012360 testing method Methods 0.000 claims abstract description 55
- 239000003245 coal Substances 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 239000011435 rock Substances 0.000 claims description 41
- 239000000428 dust Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000007405 data analysis Methods 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 3
- 230000033001 locomotion Effects 0.000 abstract description 14
- 238000011161 development Methods 0.000 abstract description 10
- 230000005641 tunneling Effects 0.000 abstract description 7
- 238000011056 performance test Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005065 mining Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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Abstract
A kind of Vertical Axis Road-header cut simulation experiment system, belongs to tunneling machine cutting technical field of performance test.The Vertical Axis Road-header cut simulation experiment system includes cutting part of heading machine, end slipway, longitudinal push-pull mechanism, simulation coal petrography wall, support platform and control system；Development machine includes cantilever, cutterhead and rotating mechanism, one end of cantilever is connected with cutterhead, the other end of cantilever is connected with rotating mechanism, rotating mechanism is arranged in support platform and cantilever can be driven to swing up and down and swing, support platform is arranged on end slipway, longitudinal push-pull mechanism is connected with support platform, cutting part of heading machine can be driven to be slided on end slipway for longitudinal push-pull mechanism so that cutting part of heading machine is moved to simulation coal petrography wall, and control system is connected with longitudinal push-pull mechanism.This simulation experiment system can simulate the cut motion of actual development machine, improve the precision of test result.
Description
Technical Field
The utility model relates to a entry driving machine cutting capability test technical field, in particular to axis of ordinates formula entry driving machine cutting analogue test system.
Background
The tunneling and the mining are important links of coal production, and the guidelines are as follows: the excavation is repeated and is performed first. How fast, the prerequisite of guaranteeing the colliery high yield of safe tunnelling, the cutterhead of entry driving machine is the work mechanism of cutting and broken coal rock mass, its design is reasonable whether will directly influence the reliability of entry driving machine complete machine, cutting efficiency and pick consumption rate, in addition under complicated operating mode, when the entry driving machine cuts coal rock, will produce violent vibration, too strong vibration and swing not only cause the leading wearing and tearing of pick and the drop of alloy head, and easily cause the excessive fatigue of key spare part, hydraulic system inefficacy, phenomenons such as electrical equipment malfunction and damage, influence the operational reliability of entry driving machine, reduce its production efficiency.
In order to improve the working performance of the development machine, a coal machine design and production unit needs to carry out a cutting test to evaluate the cutting performance of the development machine, and carries out secondary optimization on a cutting head and other structures according to a test result. The existing cutting test of the development machine mainly comprises the following two types: one is to carry out cutting test on the whole machine, but the complete set of test equipment required by the test on the whole machine is complex, and a large amount of capital and time are required to complete the whole set of test, so that the test cost is high; the other method is to establish a simple transmission system and provide a simplified cutting head for cutting, but the method cannot simulate the motion state of the cantilever of the heading machine during cutting in the longitudinal and transverse swinging modes, cannot test the stress, vibration and other information of the cantilever, a turntable and other structural members during cutting, influences the test result, and has poor test precision.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of higher test cost of the whole machine in the prior art, and the problem that a simple transmission system cannot simulate the motion state of a cantilever of the tunneling machine during longitudinal and transverse swinging cutting and influence the test result, as shown in fig. 1, the utility model provides a cutting simulation test system of a longitudinal axis type tunneling machine, which comprises a cutting part of the tunneling machine, a longitudinal slideway, a longitudinal push-pull mechanism, a simulated coal rock wall, a supporting platform and a control system;
the cutting part of the heading machine comprises a cantilever, a cutting head and a rotating mechanism, one end of the cantilever is connected with the cutting head, the other end of the cantilever is connected with the rotating mechanism in a rotating mode, the rotating mechanism is installed on a supporting platform and can drive the cantilever to swing up and down and swing left and right, the supporting platform is installed on a longitudinal slideway, a longitudinal push-pull mechanism is connected with the supporting platform, the longitudinal push-pull mechanism can drive the cutting part of the heading machine to slide on the longitudinal slideway, so that the cutting part of the heading machine moves towards a simulated coal rock wall, and a control system is connected with the longitudinal push-pull mechanism.
The rotating mechanism comprises a rotary table, a height-adjusting oil cylinder, a rotary bearing and a rotary oil cylinder;
the rotary table is provided with two front upper lugs, two front lower lugs and two rear upper lugs, the other end of the cantilever is hinged with the two front upper lugs, the two front lower lugs are respectively connected with a heightening oil cylinder, and the output ends of the two heightening oil cylinders are hinged with the bottom of the cantilever;
the slewing bearing is installed at the slewing center of revolving platform, the last boss that is equipped with of supporting platform, slewing bearing installs on the boss, every the back upper ear all articulates a slewing cylinder, every slewing cylinder articulates on the supporting platform, heighten hydro-cylinder and slewing cylinder all with control system connects.
The longitudinal slide comprises a first guide rail, a second guide rail and a slide rail;
the slide rail is installed supporting platform's bottom both sides, is located the slide rail of supporting platform bottom one side slides on first guide rail, is located the slide rail of supporting platform bottom opposite side slides on the second guide rail, first guide rail and second guide rail parallel arrangement.
Vibration sensors are mounted in the middle of the cantilever and the front lower ear of the rotary table and connected with a data analysis device.
And the rotary table and the rear end of the supporting platform are both provided with dust detectors which are connected with a data analysis device.
And a pressure sensor is arranged on the rotary oil cylinder and is connected with a data analysis device.
The inside water route that is equipped with of cantilever, the middle part of cantilever is equipped with a plurality of nozzles, a plurality of nozzles and water route intercommunication, the water route is connected with water supply system.
The longitudinal push-pull mechanism is a push-pull oil cylinder.
The cutting simulation test system of the longitudinal shaft type heading machine further comprises an upper extrusion plate, a left extrusion plate, a right extrusion plate and a plurality of fixed tripods;
left side stripper plate and right side stripper plate are located respectively two sides of simulation coal rock wall, go up the stripper plate and be located the top surface of simulation coal rock wall, a plurality of fixed tripods are arranged side by side and are supported and press the back of simulation coal rock wall.
The cutting simulation test system of the longitudinal shaft type heading machine further comprises a pulse hammer and a pulse hammer fixing frame;
the pulse hammer fixing frame comprises two stand columns and a top beam, the two stand columns are fixed on two sides of the simulated coal rock wall, the top beam is fixed on the top of the two stand columns, and the pulse hammer is installed when the top beam is close to one side of the simulated coal rock wall and can move back and forth along the top beam.
In the utility model discloses a vertical axis formula entry driving machine cutting analogue test system, entry driving machine cutting part can slide along longitudinal slide to realize the boring of entry driving machine cutting part and cut, through the cooperation of two rotary cylinders realize the left and right yaw cutting of entry driving machine, through the cooperation of two height-adjusting cylinders realize the luffing motion cutting of entry driving machine, therefore the analogue test system in the utility model can simulate the cutting motion of actual entry driving machine; the simulation test system in the utility model also comprises a vibration sensor, a pressure sensor and a dust detector, data are collected through the vibration sensor, the pressure sensor and the dust detector, and the collected data are analyzed and counted through a data analysis device, so that the dynamic characteristics of the heading machine during cutting can be comprehensively known, and further the comprehensive evaluation of the performance of the cutting head of the heading machine is realized; the simulation test system of the utility model also comprises a pulse hammer which is used for simulating external disturbances such as mine pressure, mining dynamic stress and the like in the actual mining process, thereby improving the precision of the test result; on the other hand, the test system has a simple structure and less matched equipment, and can complete the performance test of the development machine in a short time and at low cost; meanwhile, the cutting head can be quickly replaced with a transmission shaft of a cutting head driving device so as to test the cutting performance of the cutting heads of different types; the simulated coal rock wall is convenient to manufacture and install, and the simulated coal walls corresponding to different tunneling working faces can be quickly manufactured with low cost.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cutting simulation test system of a longitudinal shaft type heading machine provided by the invention;
fig. 2 is a schematic structural view of the heading machine provided by the present invention on a longitudinal slide;
fig. 3 is a schematic partial structural diagram of a cutting simulation test system of a longitudinal shaft type heading machine provided by the present invention;
fig. 4 is a schematic view of a partial structure of a cutting simulation test system of a longitudinal shaft type heading machine.
Wherein,
1, a heading machine cutting part, 2 longitudinal slideways, 3 longitudinal push-pull mechanisms, 4 simulated coal rock walls, 5 cantilevers, 6 cutting heads, 7 rotating mechanisms, 8 supporting platforms, 9 first guide rails, 10 second guide rails, 11 slide rails, 12 rotary tables, 13 heightening oil cylinders, 14 rotary bearings, 15 rotary oil cylinders, 16 vibration sensors, 17 pressure sensors, 18 dust detectors, 19 nozzles, 20 upper extrusion plates, 21 left extrusion plates, 22 right extrusion plates, 23 fixed tripods, 24 pulse hammers, 25 columns and 26 top beams;
the front upper ear of A, the front lower ear of B and the back upper ear of C.
Detailed Description
In order to solve the problem of higher test cost of the whole machine in the prior art, and the problem that a simple transmission system cannot simulate the motion state of a cantilever of the development machine during transverse and longitudinal swinging cutting and influence the test result, as shown in figure 1, the utility model provides a cutting simulation test system of a longitudinal shaft development machine, which comprises a cutting part 1 of the development machine, a longitudinal slideway 2, a longitudinal push-pull mechanism 3, a simulated coal rock wall 4, a supporting platform 8 and a control system;
heading machine cutting unit 1 includes cantilever 5, cutterhead 6 and slewing mechanism 7, the one end and the cutterhead 6 of cantilever 5 are connected, the other end and the slewing mechanism 7 of cantilever 5 rotate to be connected, slewing mechanism 7 is installed on supporting platform 8 and can drive cantilever 5 and carry out luffing motion and horizontal hunting, supporting platform 8 is installed on longitudinal slide 2, longitudinal push-and-pull mechanism 3 is connected with supporting platform 8, longitudinal push-and-pull mechanism 3 can drive heading machine cutting unit 1 and slide on longitudinal slide 2 and make heading machine cutting unit 1 to the motion of simulation coal rock wall 4, control system is connected with longitudinal push-and-pull mechanism 3.
The utility model discloses in, vertical push-and-pull mechanism 3 can be push-and-pull hydro-cylinder, control system can include hydraulic pump and controller, wherein control system does not show in the picture, push-and-pull hydro-cylinder and hydraulic pump connection, the controller can control push-and-pull hydro-cylinder and be concertina movement, thereby make heading machine cutting units 1 round trip movement on longitudinal slide 2, make cutterhead 6 creep into the cutting to simulation coal rock wall 4, slewing mechanism 7 can drive cantilever 5 up-and-down and horizontal hunting, make heading machine cutting units 1 carry out vertical and horizontal cutting to simulation coal rock wall 4 the utility model discloses in, vertical push-and-pull mechanism 3 still can be for the arm that can carry out concertina movement that a plurality of member connection formed. The utility model discloses in, it is rotatory to have arranged cutterhead drive arrangement in the cantilever 5, can drive cutterhead 6, and for 6 cutting simulation coal rock walls 4 of cutterhead provide power, cutterhead drive arrangement includes motor, reduction gear and transmission shaft, and the transmission shaft is connected with cutterhead 6, and it is rotatory to drive cutterhead 6 through the transmission shaft after the reduction gear slows down for the output of motor, wherein can realize quick replacement between transmission shaft and the cutterhead 6.
The utility model discloses in, simulation coal rock wall 4 uses the coal as the main, assists raw materials such as cement, water-reducing agent, and the coal of selecting for use, cement pass through water and mix to add appropriate amount water-reducing agent, prepare into experimental required simulation coal rock wall 4.
As shown in fig. 1, 2 and 3, in the present invention, the longitudinal slide 2 includes a first guide rail 9, a second guide rail 10 and a slide rail 11;
the slide rails 11 are installed on two sides of the bottom of the supporting platform 8, the slide rail 11 located on one side of the bottom of the supporting platform 8 slides on the first guide rail 9, the slide rail 11 located on the other side of the bottom of the supporting platform 8 slides on the second guide rail 10, and the first guide rail 9 and the second guide rail 10 are arranged in parallel.
The utility model discloses in, supporting platform 8's bottom both sides all are equipped with two slide rails 11, when vertical push-and-pull mechanism 3 promoted supporting platform 8 for supporting platform 8 slides along first guide rail 9 and second guide rail 10, thereby realizes the creeping into of 1 to simulation coal rock wall 4 of entry driving machine cutting unit.
As shown in fig. 1, 2 and 3, in the present invention, the rotating mechanism 7 includes a rotary table 12, a heightening cylinder 13, a rotary bearing 14 and a rotary cylinder 15;
the rotary table 12 is provided with two front upper lugs A, two front lower lugs B and two rear upper lugs C, the other end of the cantilever 5 is hinged with the two front upper lugs A, the two front lower lugs B are respectively connected with a height-adjusting oil cylinder 13, and the output ends of the two height-adjusting oil cylinders 13 are hinged with the bottom of the cantilever 5;
a slewing bearing 14 is installed at the slewing center of the slewing table 12, a boss is arranged on the supporting platform 8, the slewing bearing 14 is installed on the boss, each rear upper ear C is hinged with a slewing oil cylinder 15, each slewing oil cylinder 15 is hinged on the supporting platform 8, and the height-adjusting oil cylinder 13 and the slewing oil cylinder 15 are connected with a control system.
The control system can control the two heightening oil cylinders 13 to extend and retract, and the cantilever 5 is hinged with the front upper ear A of the rotary table 12, so that the cantilever 5 can drive the cutting head 6 to swing up and down; the control system can also control the two rotary oil cylinders 15, because the rotary oil cylinders 15 are connected with the rotary table 12, the rotary table 12 rotates around the boss through the matching of the two rotary oil cylinders 15, and then the cantilever 5 drives the cutting head 6 to swing left and right.
As shown in fig. 2, in the present invention, a vibration sensor 16 may be installed at both the middle of the cantilever 5 and the front lower ear B of the turntable 12, and the vibration sensor 16 is connected to a data analysis device. The utility model provides a data analysis device can be the computer, the vibration sensor 16 that is located ear B under before cantilever 5 middle part and revolving platform 12 can detect out when cantilever 5 creeps into to simulation coal rock wall 4 adopting different yaw rate and drilling rate, ear B's vibration data under before cantilever 5 and revolving platform 12, data analysis device can note the vibration data that cantilever 5 corresponds under different yaw rate and drilling rate, and analyze the contrast, can reachd the vibration condition of entry driving machine cutting unit 1 under the different operating modes, and carry out reasonable improvement to cutterhead 6's structure, make it reach best cutting performance. The utility model discloses in, can also install vibration sensor 16 according to the experimental condition of reality in other positions of entry driving machine cutting unit 1 to know the vibration condition of cutting other positions of in-process entry driving machine cutting unit 1.
As shown in fig. 2, in the present invention, a pressure sensor 17 may be further installed on the rotary cylinder 15, and the pressure sensor 17 is connected to the data analysis device. Through the data that install pressure sensor 17 on rotary cylinder 15 and record, can acquire the dynamic change of rotary cylinder 15 pressure, can also install pressure sensor 17 according to actual conditions on slewing mechanism 7's heightening hydro-cylinder 13, work as the utility model provides a when vertical push-and-pull institution 3 adopted the push-and-pull hydro-cylinder, also can install pressure sensor 17 on vertical push-and-pull institution 3.
As shown in fig. 2, in the present invention, a dust detector 18 may be installed on the revolving platform 12 and at the rear end of the supporting platform 8, and the dust detector 18 is connected to the data analysis device. At actual tunnelling in-process, cutterhead 6 of entry driving machine cutting unit 1 can produce a large amount of dust and then produce certain influence to entry driving machine navigating mate and staff in the pit when cutting the coal petrography wall, consequently the utility model provides an analog test system can be according to the dust concentration of data analysis device's data acquisition apart from the different positions department of cutting working face to and the influence of the structural parameter of cutterhead 6 and the motion parameter of entry driving machine cutting unit 1 to dust concentration through respectively on revolving platform 12 and supporting platform 8's rear end installation dust detector 18, the actual cutting process of simulation that can be better.
The utility model discloses in, the dynamic characteristic when cutterhead 6 cuts can be known comprehensively according to the vibration data that vibration sensor 16 surveyed, the pressure data that pressure sensor 17 surveyed and the dust concentration that dust detector 18 surveyed, and then the comprehensive evaluation to cutterhead 6 cutting performance is realized.
As shown in fig. 2, the utility model discloses in, can also be equipped with the water route in cantilever 5 inside, be equipped with a plurality of nozzles 19 at the middle part of cantilever 5, a plurality of nozzles 19 and water route intercommunication, the water route is connected with water supply system. Because the utility model provides a simulation test system carries out analogue test in the laboratory, consequently, the dust that produces can produce certain influence to the environment in laboratory at 6 cutting simulation coal rock walls 4's of cutterhead, consequently, when the dust concentration that produces in the experimentation is great, the water that water supply system provided can flow through the water route and form the spraying through a plurality of nozzles 19 to reduce the dust concentration in the air. The utility model discloses in, also can carry out the in-process of spraying at nozzle 19, detect dust concentration through dust detector 18, according to the analysis result of experimental data, can set up the nozzle on the cantilever of entry driving machine at the tunnelling in-process of reality for improve staff's operational environment.
In the present invention, as shown in fig. 1 and 4, the cutting simulation test system of the longitudinal shaft type heading machine further includes an upper extrusion plate 20, a left extrusion plate 21, a right extrusion plate 22, and a plurality of fixed tripods 23;
the left extrusion plate 21 and the right extrusion plate 22 are respectively positioned on two side surfaces of the simulated coal rock wall 4, the upper extrusion plate 20 is positioned on the top surface of the simulated coal rock wall 4, and the plurality of fixed tripods 23 are arranged in parallel and are pressed against the back of the simulated coal rock wall 4.
Through two side and the fixed stripper plate of top surface about simulation coal rock wall 4, can guarantee the stability of simulating coal rock wall 4 among the tunnelling process, at the fixed tripod 23 in the back of simulation coal rock wall 4 simultaneously for support simulation coal rock wall 4, simulation coal rock wall 4's removal when avoiding the 6 cutings of cutterhead, wherein, the number of fixed tripod 23 can design according to actual conditions the utility model discloses an in the embodiment, three fixed tripod 23 has been set up.
In the utility model, as shown in fig. 1 and 4, the cutting simulation test system of the longitudinal shaft type heading machine further comprises a pulse hammer 24 and a pulse hammer fixing frame;
the pulse hammer fixing frame comprises two upright posts 25 and a top beam 26, the two upright posts 25 are fixed on two sides of the simulated coal rock wall 4, the top beam 26 is fixed on the tops of the two upright posts 25, and the pulse hammer 24 is installed on one side of the top beam 26 close to the simulated coal rock wall 4 and can move back and forth along the top beam 26.
Because the entry driving machine is at the cutting process of reality, mine pressure, external disturbance such as exploitation dynamic stress can cause entry driving working face coal rock mass internal stress field redistribution, coal rock nature to take place certain change, produces the influence to the cutting process of entry driving machine, consequently, the utility model discloses in set up a pulse hammer 24 to fix pulse hammer 24 on the pulse hammer mount, when simulating, can set for the pulse frequency of pulse hammer 24 and the size of amplitude and simulate different external disturbance, so make the experimentation press close to actual conditions more, improved the precision of experiment detection data.
In the utility model discloses a vertical axis formula entry driving machine cutting analogue test system, entry driving machine cutting part 1 can slide along longitudinal slide 2 to realize the drilling cutting of cutterhead 6, realizes the horizontal swing cutting of entry driving machine cutting part 1 through the cooperation of two rotary oil cylinders 15, realizes the luffing motion cutting of entry driving machine cutting part 1 through the cooperation of two height-adjustable oil cylinders 13, therefore the analogue test system in the utility model can simulate the cutting motion of actual entry driving machine; the simulation test system in the utility model also comprises a vibration sensor 16, a pressure sensor 17 and a dust detector 18, data are collected through the vibration sensor 16, the pressure sensor 17 and the dust detector 18, and the collected data are analyzed and counted through a data analysis device, so that the dynamic characteristics of the cutting part 1 of the heading machine during cutting can be comprehensively known, and further the comprehensive evaluation of the performance of the cutting head 6 is realized; the simulation test system in the utility model also comprises a pulse hammer 24 which is used for simulating external disturbances such as mine pressure, mining dynamic stress and the like in the actual mining process, thereby improving the precision of the test result; on the other hand, the test system has a simple structure and less matched equipment, and can complete the performance test of the development machine in a short time and at low cost; meanwhile, the cutting head can be quickly replaced with a transmission shaft of a cutting head driving device so as to test the cutting performance of the cutting heads of different types; the simulated coal rock wall is convenient to manufacture and install, and the simulated coal walls corresponding to different tunneling working faces can be quickly manufactured with low cost.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A longitudinal shaft type heading machine cutting simulation test system is characterized by comprising a heading machine cutting part, a longitudinal slideway, a longitudinal push-pull mechanism, a simulated coal rock wall, a supporting platform and a control system;
the cutting part of the heading machine comprises a cantilever, a cutting head and a rotating mechanism, one end of the cantilever is connected with the cutting head, the other end of the cantilever is connected with the rotating mechanism in a rotating mode, the rotating mechanism is installed on a supporting platform and can drive the cantilever to swing up and down and swing left and right, the supporting platform is installed on a longitudinal slideway, a longitudinal push-pull mechanism is connected with the supporting platform, the longitudinal push-pull mechanism can drive the cutting part of the heading machine to slide on the longitudinal slideway, so that the cutting part of the heading machine moves towards a simulated coal rock wall, and a control system is connected with the longitudinal push-pull mechanism.
2. The longitudinal shaft type heading machine cutting simulation test system according to claim 1, wherein the rotating mechanism comprises a turntable, a heightening cylinder, a slewing bearing and a slewing cylinder;
the rotary table is provided with two front upper lugs, two front lower lugs and two rear upper lugs, the other end of the cantilever is hinged with the two front upper lugs, the two front lower lugs are respectively connected with a heightening oil cylinder, and the output ends of the two heightening oil cylinders are hinged with the bottom of the cantilever;
the slewing bearing is installed at the slewing center of revolving platform, the last boss that is equipped with of supporting platform, slewing bearing installs on the boss, every the back upper ear all articulates a slewing cylinder, every slewing cylinder articulates on the supporting platform, heighten hydro-cylinder and slewing cylinder all with control system connects.
3. The longitudinal shaft type heading machine cutting simulation test system according to claim 1, wherein the longitudinal slide comprises a first guide rail, a second guide rail and a slide rail;
the slide rail is installed supporting platform's bottom both sides, is located the slide rail of supporting platform bottom one side slides on first guide rail, is located the slide rail of supporting platform bottom opposite side slides on the second guide rail, first guide rail and second guide rail parallel arrangement.
4. The longitudinal shaft type heading machine cutting simulation test system according to claim 2, wherein vibration sensors are mounted at the middle part of the cantilever and the front lower ear of the rotary table, and the vibration sensors are connected with a data analysis device.
5. The longitudinal shaft type heading machine cutting simulation test system according to claim 2, wherein a dust detector is mounted on the rotary table and at the rear end of the supporting platform, and the dust detector is connected with the data analysis device.
6. The longitudinal shaft type heading machine cutting simulation test system according to claim 2, wherein the rotary cylinder is provided with a pressure sensor, and the pressure sensor is connected with a data analysis device.
7. The longitudinal shaft type heading machine cutting simulation test system according to claim 1, wherein a water path is arranged inside the cantilever, a plurality of nozzles are arranged in the middle of the cantilever, the nozzles are communicated with the water path, and the water path is connected with a water supply system.
8. The longitudinal shaft type heading machine cutting simulation test system according to claim 1, wherein the longitudinal push-pull mechanism is a push-pull cylinder.
9. The longitudinal shaft heading machine cutting simulation test system according to any one of claims 1 to 8, further comprising an upper compression plate, a left compression plate, a right compression plate and a plurality of fixed tripods;
left side stripper plate and right side stripper plate are located respectively two sides of simulation coal rock wall, go up the stripper plate and be located the top surface of simulation coal rock wall, a plurality of fixed tripods are arranged side by side and are supported and press the back of simulation coal rock wall.
10. The longitudinal shaft type heading machine cutting simulation test system according to any one of claims 1 to 8, further comprising a pulse hammer and a pulse hammer fixing frame;
the pulse hammer fixing frame comprises two stand columns and a top beam, the two stand columns are fixed on two sides of the simulated coal rock wall, the top beam is fixed on the top of the two stand columns, and the pulse hammer is installed when the top beam is close to one side of the simulated coal rock wall and can move back and forth along the top beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271244.2U CN206593882U (en) | 2017-03-20 | 2017-03-20 | A kind of Vertical Axis Road-header cut simulation experiment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271244.2U CN206593882U (en) | 2017-03-20 | 2017-03-20 | A kind of Vertical Axis Road-header cut simulation experiment system |
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| CN206593882U true CN206593882U (en) | 2017-10-27 |
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| CN201720271244.2U Expired - Fee Related CN206593882U (en) | 2017-03-20 | 2017-03-20 | A kind of Vertical Axis Road-header cut simulation experiment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063723A (en) * | 2017-03-20 | 2017-08-18 | 辽宁工程技术大学 | A kind of Vertical Axis Road-header cut simulation experiment system |
| CN110821509A (en) * | 2019-12-11 | 2020-02-21 | 辽宁工程技术大学 | Independently supplementary cut tunnelling analogue test device of excitation formula |
-
2017
- 2017-03-20 CN CN201720271244.2U patent/CN206593882U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063723A (en) * | 2017-03-20 | 2017-08-18 | 辽宁工程技术大学 | A kind of Vertical Axis Road-header cut simulation experiment system |
| CN110821509A (en) * | 2019-12-11 | 2020-02-21 | 辽宁工程技术大学 | Independently supplementary cut tunnelling analogue test device of excitation formula |
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Granted publication date: 20171027 |