CN104863583B - A kind of coal mine section device for coal - Google Patents
A kind of coal mine section device for coal Download PDFInfo
- Publication number
- CN104863583B CN104863583B CN201510332950.9A CN201510332950A CN104863583B CN 104863583 B CN104863583 B CN 104863583B CN 201510332950 A CN201510332950 A CN 201510332950A CN 104863583 B CN104863583 B CN 104863583B
- Authority
- CN
- China
- Prior art keywords
- coal
- coal cutting
- knife bar
- cutter head
- hollow shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000003245 coal Substances 0.000 title claims abstract description 110
- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000009467 reduction Effects 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims description 2
- 238000005065 mining Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
- E21C25/10—Rods; Drums
Landscapes
- 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)
- Harvester Elements (AREA)
- Harvesting Machines For Specific Crops (AREA)
Abstract
A kind of coal mine section device for coal provided by the invention, it includes powered rotation driving mechanism, transmission mechanism, pressure-driven mechanism and coal cutting tool, it is connect after powered rotation driving mechanism connection transmission mechanism with the coal cutting tool, so as to which coal cutting tool be driven to rotate, it is also associated with applying coal cutting tool the pressure-driven mechanism of axial force on coal cutting tool, and pressure-driven mechanism is arranged on the power drive inside configuration.The present invention is by setting powered rotation driving mechanism and pressure-driven mechanism, axial driving power applies coal cutting cutter head by pressure-driven mechanism, steering moment is applied to coal cutting cutter head using powered rotation driving mechanism, realize coal cutting requirement, meanwhile, pressure-driven mechanism is arranged on inside powered rotation driving mechanism, it being capable of significant less equipment size, the space of equipment is reduced, improves its flexibility used, meets miniaturization, efficient requirement.
Description
Technical field
The present invention relates to a kind of coal mine coal cutting equipment, specially a kind of coal mine section device for coal belongs to coal mining skill
Art field.
Background technology
At present, it in process of coal mining, is generally required to be used cooperatively to realize coal using coalcutter and development machine
Exploitation, although this method can realize the efficient production of large coal mine, but in small-size coal mine, especially coal
In the case that layer changes greatly, for hard coal seam, seam mining can not be realized only with coalcutter, and must frequency
Numerous to be used cooperatively using development machine, which results in the declines of coal mining efficiency, moreover, auxiliary facility is complicated, cost is higher, Wu Fashi
Existing small-size coal mine is flexibly, quickly mining requires.
It is simple in structure, make the present invention provides a kind of coal mine section device for coal to solve above each technical problem
With convenient, reliable, by setting powered rotation driving mechanism and pressure-driven mechanism, by pressure-driven mechanism to coal cutting cutter head
Apply axial driving power, steering moment is applied to coal cutting cutter head using powered rotation driving mechanism, realizes coal cutting requirement, together
When, pressure-driven mechanism is arranged on inside powered rotation driving mechanism, can significant less equipment size, reduce equipment
Space improves its flexibility used, meets miniaturization, efficient requirement.
Invention content
For the above situation, to solve the defect of the prior art, just there is provided a kind of coal mine sections for the purpose of the present invention
Device for coal, including powered rotation driving mechanism, transmission mechanism, pressure-driven mechanism and coal cutting tool, which is characterized in that described
Powered rotation driving mechanism is connect after connecting the transmission mechanism with the coal cutting tool, so as to which the coal cutting tool be driven to turn
It is dynamic, it is also associated with applying the coal cutting tool pressure-driven mechanism of axial force on the coal cutting tool, and the pressure is driven
Motivation structure is arranged on the power drive inside configuration.
Further, preferably, the powered rotation driving mechanism is motor, the transmission mechanism is deceleration transmission machine
Structure, and the input shaft of the output shaft of the motor and the reduction gearing mechanism is sequentially connected, the reduction gearing mechanism it is defeated
Hollow shaft is rotated after going out axis connection, hollow shaft is rotated after described and is connect by shaft coupling with preceding rotation Hollow Shaft Transmission, before described
Rotation hollow shaft is internally provided with hydraulic cylinder, and described hydraulic cylinder one end is connect with hydraulic pump, and the hydraulic pump is arranged on institute
The rear end of rotation hollow shaft before stating, the other end of the hydraulic cylinder are provided with piston knife bar, the piston knife bar and the liquid
Closed hydraulic cavities are formed between cylinder pressure body inside the hydraulic cylinder, multiple coal cutting knives are provided on the piston knife bar
Head, the coal cutting cutter head arrangement is spiral, and the length of coal cutting cutter head is sequentially increased from outside to inside along the piston knife bar, institute
It states preceding rotation hollow shaft to be on same axis with the rear hollow shaft that rotates, and the preceding rotation hollow shaft and the rear rotation
The outside of hollow shaft is provided with support base, is rotated before described before being each provided with one between the both ends of hollow shaft and the support base
Bearing rotates bearing after respectively setting one between the both ends of hollow shaft and the support base after described.
Further, preferably, the coal cutting cutter head is detachably arranged on the piston knife bar.
Further, preferably, the lower part of the coal cutting cutter head is provided with T-block, confession is provided on the piston knife bar
The mounting hole of the coal cutting cutter head installation, the piston knife bar is hollow shape, and the T-block is arranged on the sky of the piston knife bar
Interior portion, the coal cutting cutter head is pierced by the mounting hole, and is provided with external screw thread on the bit shank of the coal cutting cutter head, passes through one
The coal cutting cutter head is fixed on the piston knife bar by fastening bolt with external screw thread cooperation.
Further, preferably, being additionally provided with locking bullet between the outer surface of the fastening bolt and the piston knife bar
Spring.
Further, preferably, the power of the powered rotation driving mechanism is at least 20KW.
Further, preferably, the transmission mechanism is gear reduction unit or turbine and worm retarder.
Further, preferably, the transmission mechanism is belt reduction gearing mechanism.
Further, preferably, fore bearing and rear bearing use the combination of centripetal/thrust bearing.
Beneficial effects of the present invention：A kind of coal mine section device for coal provided by the invention, simple in structure, easy to use,
Reliably, by setting powered rotation driving mechanism and pressure-driven mechanism, axis is applied to coal cutting cutter head by pressure-driven mechanism
To driving power, using powered rotation driving mechanism to coal cutting cutter head apply steering moment, realize coal cutting requirement, meanwhile, will press
Power drive mechanism is arranged on inside powered rotation driving mechanism, can significant less equipment size, reduce the space of equipment, carry
The high flexibility that it is used, meets miniaturization, efficient requirement, in addition, coal cutting cutter head is set as removable by the present invention
The mode unloaded, it is very convenient convenient for being replaced to cutter head.
Description of the drawings
Fig. 1 is a kind of structure diagram of coal mine section device for coal provided by the invention；
Fig. 2 is a kind of coal cutting cutter head mounting structure schematic diagram of coal mine section device for coal provided by the invention；
Wherein, 1, motor, 2, reduction gearing mechanism, 3, rotate hollow shaft afterwards, 4, shaft coupling, 5, preceding rotation hollow shaft, 6,
Hydraulic cylinder, 7, piston knife bar, 8, coal cutting cutter head, 9, support base, 10, fore bearing, 11, hydraulic pump, 12, rear bearing, 13, hydraulic pressure
Chamber, 14, T-block, 15, fastening bolt, 16, locking spring.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, the present invention provides a kind of coal mine section device for coal, including powered rotation driving mechanism, transmission
Mechanism, pressure-driven mechanism and coal cutting tool, powered rotation driving mechanism are connect after connecting transmission mechanism with the coal cutting tool,
So as to which coal cutting tool be driven to rotate, it is also associated with applying coal cutting tool the pressure-driven mechanism of axial force on coal cutting tool, and
Pressure-driven mechanism is arranged on the power drive inside configuration.
In the present embodiment, powered rotation driving mechanism is motor 1, and transmission mechanism is reduction gearing mechanism 2, and motor
The input shaft of output shaft and reduction gearing mechanism is sequentially connected, and hollow shaft 3 is rotated after the output axis connection of reduction gearing mechanism 2,
Rotation hollow shaft 3 is sequentially connected by shaft coupling 4 and preceding rotation hollow shaft 5 afterwards, and preceding rotation hollow shaft 5 is internally provided with hydraulic cylinder
Body 6,6 one end of hydraulic cylinder are connect with hydraulic pump 11, and hydraulic pump 11 is arranged on the rear end of the preceding rotation hollow shaft 5, hydraulic cylinder
The other end of body 6 is provided with piston knife bar 7, in the 6 inside shape of hydraulic cylinder between piston knife bar 7 and the hydraulic cylinder 6
Into closed hydraulic cavities 13, it is provided with multiple coal cutting cutter heads 8 on the piston knife bar 7, coal cutting cutter head 8 arranges spiral, cuts
The length of coal cutter head 8 is sequentially increased from outside to inside along the piston knife bar 7, and preceding rotation hollow shaft 5 and the rear rotation are hollow
Axis 6 is on same axis, and the outside of the preceding rotation hollow shaft 5 and the rear rotation hollow shaft 6 is provided with support base 9,
Be each provided with a fore bearing 10 between the preceding rotation both ends of hollow shaft 5 and the support base 9, the rear both ends for rotating hollow shaft with
Bearing 12 after respectively setting one between the support base.
For the ease of replacing cutter head, coal cutting cutter head 8 is detachably arranged on the piston knife bar 7.Wherein, such as Fig. 2 institutes
Showing, the lower part of coal cutting cutter head 8 is provided with T-block 14, and the mounting hole for the coal cutting cutter head 8 installation is provided on piston knife bar 7,
The piston knife bar 7 is hollow shape, and T-block 14 is arranged on the hollow interior of the piston knife bar 7, and the coal cutting cutter head 8 is pierced by
The mounting hole, and external screw thread is provided on the bit shank of the coal cutting cutter head 8, pass through a fastening bolt 15 and the external screw thread
The coal cutting cutter head 8 is fixed on the piston knife bar 7 by cooperation.The outer surface of fastening bolt 15 and the piston knife bar 7 it
Between be additionally provided with locking spring 16.The power of powered rotation driving mechanism is at least 20KW.Transmission mechanism for gear reduction unit or
Person's turbine and worm retarder.As shown in Figure 1, transmission mechanism is belt reduction gearing mechanism.It is preceding in order to bear axial direction and radial load
Bearing and rear bearing use the combination of centripetal/thrust bearing.
It is the configuration of the present invention is simple, easy to use, reliable, by setting powered rotation driving mechanism and pressure-driven mechanism,
Axial driving power applies coal cutting cutter head by pressure-driven mechanism, coal cutting cutter head is applied using powered rotation driving mechanism
Steering moment realizes coal cutting requirement, meanwhile, pressure-driven mechanism is arranged on inside powered rotation driving mechanism, it can be notable
Less equipment size, reduce the space of equipment, improve its flexibility used, meet miniaturization, efficient requirement,
In addition, coal cutting cutter head is set as dismountable mode by the present invention, it is very convenient convenient for being replaced to cutter head.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, in relation to the common of technical field
Technical staff without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
Equivalent technical solution also belongs to scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (8)
1. a kind of coal mine section device for coal, including powered rotation driving mechanism, transmission mechanism, pressure-driven mechanism and coal cutting work
Tool, which is characterized in that the powered rotation driving mechanism is connect after connecting the transmission mechanism with the coal cutting tool, so as to band
The dynamic coal cutting tool rotates, and is also associated with applying the coal cutting tool pressure-driven machine of axial force on the coal cutting tool
Structure, and the pressure-driven mechanism is arranged on power drive inside configuration；The powered rotation driving mechanism be motor, the biography
Motivation structure is reduction gearing mechanism, and the output shaft of the motor and the input shaft of the reduction gearing mechanism are sequentially connected, institute
Hollow shaft is rotated after stating the output axis connection of reduction gearing mechanism, it is hollow by shaft coupling and preceding rotation that hollow shaft is rotated after described
Axis is sequentially connected, and rotating hollow shaft before described is internally provided with hydraulic cylinder, and described hydraulic cylinder one end is connect with hydraulic pump, institute
The rear end that hydraulic pump is arranged on the preceding rotation hollow shaft is stated, the other end of the hydraulic cylinder is provided with piston knife bar, described
Closed hydraulic cavities are formed between piston knife bar and the hydraulic cylinder inside the hydraulic cylinder, are set on the piston knife bar
It is equipped with multiple coal cutting cutter heads, the coal cutting cutter head arrangement is spiral, and the length of coal cutting cutter head is along the piston knife bar from outer
It is inwardly sequentially increased, the preceding rotation hollow shaft is in the rear rotation hollow shaft on same axis, and the preceding rotation is empty
Mandrel with it is described after the outside of rotation hollow shaft be provided with support base, it is described before rotation hollow shaft both ends and the support base it
Between be each provided with a fore bearing, it is described after rotation hollow shaft both ends and the support base between respectively set after bearing.
2. a kind of coal mine section device for coal according to claim 1, which is characterized in that the coal cutting cutter head is removably pacified
On the piston knife bar.
A kind of 3. coal mine section device for coal according to claim 1, which is characterized in that the lower part setting of the coal cutting cutter head
There is T-block, the mounting hole for coal cutting cutter head installation is provided on the piston knife bar, the piston knife bar is hollow shape,
The T-block is arranged on the hollow interior of the piston knife bar, and the coal cutting cutter head is pierced by the mounting hole, and the coal cutting knife
External screw thread is provided on the bit shank of head, is coordinated by a fastening bolt and the external screw thread and the coal cutting cutter head is fixed on institute
It states on piston knife bar.
4. a kind of coal mine section device for coal according to claim 3, which is characterized in that the fastening bolt and the piston
Locking spring is additionally provided between the outer surface of knife bar.
5. a kind of coal mine section device for coal according to claim 1, which is characterized in that the powered rotation driving mechanism
Power is at least 20KW.
6. a kind of coal mine section device for coal according to claim 1, which is characterized in that the transmission mechanism is The gear deceleration
Device or turbine and worm retarder.
7. a kind of coal mine section device for coal according to claim 1, which is characterized in that the transmission mechanism slows down for belt
Transmission mechanism.
8. a kind of coal mine section device for coal according to claim 1, which is characterized in that fore bearing and rear bearing use to
The combination of the heart/thrust bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332950.9A CN104863583B (en) | 2015-06-15 | 2015-06-15 | A kind of coal mine section device for coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332950.9A CN104863583B (en) | 2015-06-15 | 2015-06-15 | A kind of coal mine section device for coal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104863583A CN104863583A (en) | 2015-08-26 |
| CN104863583B true CN104863583B (en) | 2018-06-22 |
Family
ID=53909706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510332950.9A Expired - Fee Related CN104863583B (en) | 2015-06-15 | 2015-06-15 | A kind of coal mine section device for coal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104863583B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201301711Y (en) * | 2008-09-05 | 2009-09-02 | 兰海宽 | Novel mini-type tunneling machine for coal mine |
| CN202039845U (en) * | 2011-04-15 | 2011-11-16 | 沈阳北方重矿机械有限公司 | Mechanical-transmission pulse type cutting device |
| CN202280458U (en) * | 2011-10-21 | 2012-06-20 | 三一重型装备有限公司 | Coal mining machine and rocker arm thereof |
| CN202300388U (en) * | 2011-10-10 | 2012-07-04 | 湖南荣威煤机制造有限公司 | Cutting device of tunneling machine |
| CN204140064U (en) * | 2014-11-01 | 2015-02-04 | 西安科技大学 | Coal-winning machine vibrating type cutting drum |
| CN104453891A (en) * | 2014-08-18 | 2015-03-25 | 三一重型装备有限公司 | Coal mining machine and cutting part thereof |
-
2015
- 2015-06-15 CN CN201510332950.9A patent/CN104863583B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201301711Y (en) * | 2008-09-05 | 2009-09-02 | 兰海宽 | Novel mini-type tunneling machine for coal mine |
| CN202039845U (en) * | 2011-04-15 | 2011-11-16 | 沈阳北方重矿机械有限公司 | Mechanical-transmission pulse type cutting device |
| CN202300388U (en) * | 2011-10-10 | 2012-07-04 | 湖南荣威煤机制造有限公司 | Cutting device of tunneling machine |
| CN202280458U (en) * | 2011-10-21 | 2012-06-20 | 三一重型装备有限公司 | Coal mining machine and rocker arm thereof |
| CN104453891A (en) * | 2014-08-18 | 2015-03-25 | 三一重型装备有限公司 | Coal mining machine and cutting part thereof |
| CN204140064U (en) * | 2014-11-01 | 2015-02-04 | 西安科技大学 | Coal-winning machine vibrating type cutting drum |
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| Publication number | Publication date |
|---|---|
| CN104863583A (en) | 2015-08-26 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Jingang Inventor after: He Fulian Inventor after: Yin Shuaifeng Inventor before: Yin Shuaifeng Inventor before: Tian Duo Inventor before: Shi Haoyu Inventor before: Zhao Qifeng Inventor before: Gao Wenjiao Inventor before: Li Hongtao Inventor before: Guo Jingzhong |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180515 Address after: 100083 Beijing Haidian District college, China University of Mining and Technology 11 (China University of Mining and Technology) Applicant after: CHINA University OF MINING AND TECHNOLOGY BEIJING Applicant after: NORTH CHINA INSTITUTE OF SCIENCE AND TECHNOLOGY Address before: 065201 Hebei Sanhe Yanjiao economic and Technological Development Zone, North China Institute of Science and Technology Applicant before: North China Institute of Science and Technology |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 |