CN105626067B - A kind of the frequency conversion development machine and its application method of fast changeable cutting body - Google Patents
A kind of the frequency conversion development machine and its application method of fast changeable cutting body Download PDFInfo
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- CN105626067B CN105626067B CN201610162608.3A CN201610162608A CN105626067B CN 105626067 B CN105626067 B CN 105626067B CN 201610162608 A CN201610162608 A CN 201610162608A CN 105626067 B CN105626067 B CN 105626067B
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- cutting body
- shaft
- development machine
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- torque sensor
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Boring (AREA)
Abstract
A kind of the frequency conversion development machine and its application method of fast changeable cutting body, development machine includes shaft, one end of shaft is connected by shaft coupling with variable-frequency motor, the other end is installed for cutting body, the peripheral surface of cutting body is convexly equipped with multiple cutterheads, cutting body opens up fluted for turning the tip of the axis loading, shaft is equipped with the shaft shoulder at cutting body, multi-through hole is offered on the shaft shoulder, cutting body corresponds to towards the surface of the shaft shoulder and offers multiple threaded holes, bolt is fixed on across through-hole in threaded hole, cutting body to be fixed on the shaft shoulder, torque sensor is additionally provided in shaft, torque sensor is connected to computer.The rotating speed of cutting body is adjusted by variable-frequency motor, to be tunneled to the tunnel of different coal petrography hardness, torque sensor is real-time in tunneling process and whole intelligent monitoring, anticipation duty parameter and voluntarily completes frequency control, the technology of operating personnel is required relatively low, and cutterhead can be avoided to be damaged with quick-replaceable cutting body.
Description
Technical field
The invention belongs to coal petrography driving technology fields, more particularly to a kind of frequency conversion development machine of fast changeable cutting body
And its application method.
Background technology
Currently, in tunnelling work, there are the higher dirt band of hardness or rock stratum, cause it is uneven inside coal and rock,
Therefore it when common development machine tunnels, is fed back without coal petrography cutting information, cutterhead invariablenes turning speed is constant to be easy to cause cutterhead
Fracture, pick such as fall off at the failure modes, and can not replace cutting units, this has prodigious obstruction to project progress, and increases
Construction cost during tunnelling.
Therefore, it is necessary to a kind of better development machine be designed, to solve the above problems.
Invention content
In view of the problems of the existing technology, the present invention provides one kind and can adjust with quick-replaceable cutting body and effectively
Development machine rotating speed reduces the failure of cutting tooth, efficiently the frequency conversion development machine of the fast changeable cutting body of coal petrography cutting and its makes
Use method.
To achieve the goals above, the present invention adopts the following technical scheme that：
A kind of frequency conversion development machine of fast changeable cutting body, including shaft, one end of shaft pass through shaft coupling and frequency conversion
Motor is connected, and the other end is installed for cutting body, and the peripheral surface of the cutting body is convexly equipped with multiple cutterheads, and the cutting body is opened
It is packed into equipped with the tip of the axis is turned described in groove confession, the shaft is equipped with the shaft shoulder at the cutting body, is opened up on the shaft shoulder
There are multi-through hole, the cutting body to be corresponded to towards the surface of the shaft shoulder and offer multiple threaded holes, bolt is solid across the through-hole
Due in the threaded hole, the cutting body is fixed on the shaft shoulder, torque sensor, institute are additionally provided in the shaft
It states torque sensor and is connected to computer.
Further, the groove is hexagon, corresponding, and the part that the shaft enters the groove is set as six ribs
Column.
Further, the hexagonal prisms coordinate with the groove transition.
Further, the torque sensor, the shaft shoulder and the shaft are wholely set.
Further, the torque sensor is equipped with leading-out terminal, and the leading-out terminal is electrically connected in computer
Central processing system.
Further, the lower section of the variable-frequency motor is equipped with driving wheel and traveling crawler, is carried out by the driving wheel and walking
Band drives the cutting body to advance.
A kind of application method of frequency conversion development machine using above-mentioned fast changeable cutting body, including set in computer
System program；Development machine is opened, torque sensor is whole in tunneling process to measure torque, and the data-signal measured is fed back
To the central processing system of computer, the collected data of system terminal processing, and substitute into the anticipation program of default；If
The anticipation program of the data fit default of acquisition, system terminal do not send out frequency conversion instruction to variable-frequency motor, and variable-frequency motor turns
Speed does not change；If the data of acquisition do not meet systemic presupposition program, system terminal sends out raising frequency or frequency reducing to variable-frequency motor
Instruction, makes variable-frequency motor rotating speed be raised and lowered, and torque sensor will collect new torque data information at this time, then with system
Setting value compares, until torque is stablized in setting range；If measure torque value is in setting range more than certain time
Outside, then stop the development machine, replace cutting body.
Beneficial effects of the present invention：
Cutting body is mounted on one end of shaft, and variable-frequency motor is connected to the other end of shaft by shaft coupling, passes through frequency conversion
Motor adjusts the rotating speed of cutting body, and to be tunneled to the tunnel of different coal petrography hardness, torque sensing is provided in shaft
Device, torque sensor are connected to computer, and torque sensor is real-time in tunneling process and whole intelligent monitoring, anticipation operating mode ginseng
Number simultaneously voluntarily completes frequency control, the technology of operating personnel is required it is relatively low, can to avoid in development machine operational process due to section
The problems such as occurring collapsing tooth, vibration is cut when uneven coal seam is hit in butt, if collected torsion parameter is in setting range for a long time
Outside, then system is automatically stopped development machine, and quick-replaceable cutting body avoids cutterhead from being damaged.
Description of the drawings
Fig. 1 is the structural schematic diagram of the frequency conversion development machine of the Ke Kuaisugenghuan cutting body of the present invention；
Fig. 2 is the side view of the frequency conversion development machine of the Ke Kuaisugenghuan cutting body of the present invention；
Fig. 3 is computer central processing system process chart of the present invention；
In figure, 1-cutterhead, 2-cutting bodies, 3-threaded holes, 4-grooves, 5-shafts, the 6-shaft shoulders, 7-through-holes,
8-bolts, 9-leading-out terminals, 10-torque sensors, 11-shaft couplings, 12-variable-frequency motors, 13-computers, 14-drive
Driving wheel, 15-traveling crawlers.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
Such as Fig. 1 and Fig. 2, the present invention provides a kind of frequency conversion development machine of fast changeable cutting body, including shaft 5, shaft 5
One end be connected with variable-frequency motor 12 by shaft coupling 11, the lower section of variable-frequency motor 12 is equipped with driving wheel 14 and traveling crawler 15,
Development machine is driven to advance by driving wheel 14 and traveling crawler 15.The other end of shaft 5 is installed for cutting body 2, outside cutting body 2
Perimeter surface is convexly equipped with multiple cutterheads 1, and cutting body 2 is tapered, and the cutterhead 1 of appearance EDS maps is in convex belemnoid shape, therefore is being dug
During advancing into machine, cutting body 2 is rotated with shaft 5, by cutterhead 1 come cutting coal seam.
Cutting body 2 opens up fluted 4, is packed into for the end of shaft 5, and in the present embodiment, groove 4 is hexagon, corresponding
, the part that shaft 5 enters groove 4 is set as hexagonal prisms, and after shaft 5 is packed into groove 4, shaft 5 and cutting body 2 are in the axial direction
It is relatively unrotatable, it is preferred that hexagonal prisms coordinate with 4 transition of groove.Shaft 5 is equipped with the shaft shoulder 6 at cutting body 2, on the shaft shoulder 6
Multi-through hole 7 is offered, cutting body 2 corresponds to towards the surface of the shaft shoulder 6 and offers multiple threaded holes 3, and threaded hole 3 and through-hole 7 are one by one
Corresponding, bolt 8 is fixed in threaded hole 3 across through-hole 7, cutting body 2 is fixed on the shaft shoulder 6, so that cutting body 2 can
With 5 common rotation of shaft.The middle part of shaft 5 is additionally provided with torque sensor 10, and torque sensor 10 is connected to computer 13, tool
Body, torque sensor 10 are equipped with leading-out terminal 9, and leading-out terminal 9 is electrically connected at the central processing system in computer 13
System, feeds back to computer 13 by the signal that torque sensor 10 acquires.Torque sensor 10, the shaft shoulder 6 are integrally set with shaft 5
It sets, cutting body 2 is with this three's common rotation, therefore torque sensor 10 can acquire the real-time cutting situation of cutting body 2.
Cutting body 2 is mounted on one end of shaft 5 by the present invention, and variable-frequency motor 12 is connected to shaft 5 by shaft coupling 11
The other end adjusts the rotating speed of cutting body 2 by variable-frequency motor 12, to be tunneled to the tunnel of different coal petrography hardness, is turning
Torque sensor 10 is provided on axis 5, torque sensor 10 is connected to computer 13, and torque sensor 10 is real in tunneling process
When and whole intelligent monitoring, anticipation duty parameter and voluntarily complete frequency control, it is relatively low to the technology requirement of operating personnel, can be with
It avoids in development machine operational process due to occurring the problems such as collapsing tooth, vibration when cutterhead hits uneven coal seam.
The application method that pick coal is carried out using the frequency conversion development machine of above-mentioned fast changeable cutting body is as follows：
Such as Fig. 3, the first initialization system program in computer 13；It is then turned on development machine, under the drive of variable-frequency motor 12,
Shaft 5 and the rotation pick coal of cutting body 2, while driving wheel 14 rotates, driving traveling crawler 15 is walked, and development machine is made constantly to advance.
In development machine operational process, torque sensor 10 is whole to measure torque, and the data-signal measured is fed back to computer 13
Central processing system, collected data of system terminal processing, and substituting into the anticipation program of default are initial with system
Setting value compares：If the torque data information M that torque sensor 10 acquires meets the anticipation program of default, i.e. M values exist
System preliminary design is set in torque range (M1, M2), and system terminal does not send out frequency conversion instruction, 12 turns of variable-frequency motor to variable-frequency motor 12
Speed does not change, and development machine normally tunnels；If the data of acquisition do not meet systemic presupposition program, system terminal is to variable-frequency motor
12 send out raising frequency or frequency reducing instruction, if M values are less than setting minimum M 1, system sends out raising frequency instruction, 12 rotating speed of variable-frequency motor
It increases, if M values are more than setting maximum value M2, system sends out frequency reducing instruction, and 12 rotating speed of variable-frequency motor reduces, at this time torque sensing
Device 10 will collect new torque data information, then compared with default value, repeat the above process, until torque is stablized
In setting range；It is in outside setting range more than certain time (generally 30 minutes) if measuring torque value, described in stopping
Development machine replaces cutting body 2.
The present invention is by 13 automatic decision operating mode of computer and adjusts 12 rotating speed of variable-frequency motor, can cutting different-thickness or
The coal seam of different hardness, when encountering the too big rock stratum of hardness, original cutting body 2 can not cutting, if continuing to use same section
Cut 2 cutting of body, changing rotating speed can not cutting, the fracture of cutterhead 1, pick the problem of falling off, the present invention can be caused instead
Can be with automatic decision operating mode, when encountering the big coal seam of hardness, development machine stops, and quick-replaceable cutting body 2 avoids cutterhead 1
It is damaged, reduces cost.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to preferred embodiment to this hair
It is bright to be described in detail, it will be appreciated by those skilled in the art that can technical scheme of the present invention be modified or be waited
With replacing, without departing from the objective and range of the technical program, should all cover in scope of the presently claimed invention.
Claims (3)
1. a kind of frequency conversion development machine of fast changeable cutting body, which is characterized in that including：One end of shaft, shaft passes through connection
Axis device is connected with variable-frequency motor, and the other end is installed for cutting body, and the peripheral surface of the cutting body is convexly equipped with multiple cutterheads, institute
It states cutting body and opens up and turn the tip of the axis loading described in fluted confession, the groove is hexagon, and corresponding, the shaft enters institute
The part for stating groove is set as hexagonal prisms, and the hexagonal prisms coordinate with the groove transition, and the shaft is close to the cutting body
Place is equipped with the shaft shoulder, offers multi-through hole on the shaft shoulder, the cutting body corresponded to towards the surface of the shaft shoulder offer it is multiple
Threaded hole, bolt is fixed in the threaded hole across the through-hole, the cutting body is fixed on the shaft shoulder, described
Torque sensor is additionally provided in shaft, the torque sensor, the shaft shoulder and the shaft are wholely set, and the torque passes
Sensor is connected to computer, and the torque sensor is equipped with leading-out terminal, and the leading-out terminal is electrically connected in computer
Central processing system.
2. the frequency conversion development machine of fast changeable cutting body according to claim 1, it is characterised in that：The variable-frequency motor
Lower section be equipped with driving wheel and traveling crawler, pass through the driving wheel and traveling crawler and the cutting body driven to advance.
3. a kind of application method of frequency conversion development machine using fast changeable cutting body described in claim 1, feature exist
In, including：The initialization system program in computer；Development machine is opened, torque sensor is whole in tunneling process to measure torque,
And the data-signal measured is fed back to the central processing system of computer, the collected data of system terminal processing, and substitute into
In the anticipation program of default；If acquisition data fit default anticipation program, system terminal to variable-frequency motor not
Frequency conversion instruction is sent out, variable-frequency motor rotating speed does not change；If the data of acquisition do not meet systemic presupposition program, system terminal pair
Variable-frequency motor sends out raising frequency or frequency reducing instruction, so that variable-frequency motor rotating speed is raised and lowered, torque sensor will collect newly at this time
Torque data information, then compared with default value, until torque is stablized in setting range；It is more than if measuring torque value
Certain time is in outside setting range, then stops the development machine, replaces cutting body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162608.3A CN105626067B (en) | 2016-03-22 | 2016-03-22 | A kind of the frequency conversion development machine and its application method of fast changeable cutting body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162608.3A CN105626067B (en) | 2016-03-22 | 2016-03-22 | A kind of the frequency conversion development machine and its application method of fast changeable cutting body |
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| Publication Number | Publication Date |
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| CN105626067A CN105626067A (en) | 2016-06-01 |
| CN105626067B true CN105626067B (en) | 2018-09-18 |
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| CN201610162608.3A Active CN105626067B (en) | 2016-03-22 | 2016-03-22 | A kind of the frequency conversion development machine and its application method of fast changeable cutting body |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640069A (en) * | 2017-01-17 | 2017-05-10 | 太原理工大学 | Coal mining machine and transmission system thereof |
| CN109236312A (en) * | 2018-09-29 | 2019-01-18 | 辽宁工程技术大学 | Mole and its control method are combined in a kind of stone head spalling with cutting |
| CN110410081A (en) * | 2019-07-23 | 2019-11-05 | 尤秀仕 | A kind of artificial intelligence geo-drilling equipment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU185998B (en) * | 1981-12-27 | 1985-04-28 | Oroszlanyi Szenbanyak | Device for carrier frequency remote control of a cutter-loading machine with cutter roll in mine |
| CN102305070A (en) * | 2011-08-05 | 2012-01-04 | 三一重型装备有限公司 | Cutting speed regulating system and development machine |
| CN202628092U (en) * | 2012-06-29 | 2012-12-26 | 中国铁建重工集团有限公司 | Control system for cutting device of driving anchor machine |
| CN202914095U (en) * | 2012-10-26 | 2013-05-01 | 天津赛瑞机器设备有限公司 | Connecting structure for cantilever type tunneller cutterhead and intermediate device |
| CN204041070U (en) * | 2014-03-17 | 2014-12-24 | 北京百正创源科技有限公司 | The transmission system of a kind of Novel down-hole coal mining and digging device |
| CN105227039B (en) * | 2015-09-22 | 2018-08-21 | 株洲中车时代电气股份有限公司 | Cutting frequency-converting control device and its control method for cantilevered coal mine development machine |
| CN205445605U (en) * | 2016-03-22 | 2016-08-10 | 辽宁工程技术大学 | But frequency conversion entry driving machine of quick replacement cut body |
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