CN111894575B - Coal mining heading machine - Google Patents
Coal mining heading machine Download PDFInfo
- Publication number
- CN111894575B CN111894575B CN202010799926.7A CN202010799926A CN111894575B CN 111894575 B CN111894575 B CN 111894575B CN 202010799926 A CN202010799926 A CN 202010799926A CN 111894575 B CN111894575 B CN 111894575B
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- linkage
- rod
- main
- linkage piece
- gear
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- 238000005065 mining Methods 0.000 title claims abstract description 17
- 239000003245 coal Substances 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 4
- 238000005520 cutting process Methods 0.000 description 14
- 239000011435 rock Substances 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 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
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
-
- 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
- E21C31/08—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for adjusting parts of the machines
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
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)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of energy mining, and discloses a coal mining heading machine which comprises a main frame and a shell, wherein a main rod is fixedly arranged in the middle of the main frame, and a telescopic rod is movably sleeved on the right side wall of the main rod. According to the invention, through the matched use of the first linkage piece and the second linkage piece, different linkage rods are selected for working according to different terraces in the operation process of the equipment, when the terraces are harder, the driving device is adopted to push the first linkage rod to move to the left, so that the first linkage rod drives the second linkage piece to move, and further drives the auxiliary drill bit connected with the second linkage piece to work, when the terraces are softer, the driving device is used to drive the second linkage rod to work, and further drives the drill bit connected with the first linkage piece to work.
Description
Technical Field
The invention relates to the technical field of energy exploitation, in particular to a coal mining heading machine.
Background
The development machine is a comprehensive equipment for implementing continuous operation by using mechanical rock breaking, mucking and supporting, and is divided into a full-section development machine and a partial-section development machine according to the cutting process of the development machine on the working face, and mainly comprises a walking mechanism, a working mechanism, a loading mechanism and a transshipping mechanism. As the travelling mechanism advances forward, the cutting head in the working mechanism continuously crushes the rock and transports the crushed rock away. The tunnel forming machine has the advantages of safety, high efficiency, good tunnel forming quality and the like, but has high manufacturing cost, complex structure and large loss.
The cutting head of current entry driving machine adopts the integral type design mostly, and after long-time work, wearing and tearing are comparatively serious, and the cost of changing equipment is higher, and its cutting head still need select different cutting heads according to the stratum of different degree, leads to equipment when changing the part, and comparatively waste time meets multiple different terranes, needs multiple different cutting heads to carry out work, often changes the work efficiency that the cutting head can seriously influence equipment, for this application release a coal mining entry driving machine.
Disclosure of Invention
The invention provides a coal mining heading machine which has the advantages that cutting heads with different degrees can be installed at the same time, a proper cutting head can be selected when different rock strata are faced, the abrasion of equipment is reduced, the working efficiency of the equipment is improved, the integral replacement of a cutting part is not needed, the cost of replacing parts of the equipment is reduced, and the problems covered by the background technology are solved.
The invention provides the following technical scheme: a coal mining tunneling machine comprises a main frame and a shell sleeved outside the main frame, wherein a main rod is fixedly mounted in the middle of the main frame, a telescopic rod is movably sleeved on the right side wall of the main rod, a limiting block is fixedly connected to the left side wall of the main rod, a limiting gear and a main gear are fixedly sleeved on the outer wall of the main rod, the main gear is located on the right side of the limiting gear, a first linkage part and a second linkage part are movably sleeved on the outer walls of the main rod and the telescopic rod, the second linkage part is located on the left side of the first linkage part, a movable rod is movably sleeved on the outer walls of the first linkage part and the second linkage part, a fixed plate is fixedly connected to the other end of the movable rod, an auxiliary drill bit is fixedly mounted on the upper surface of the fixed plate, a first linkage part is fixedly connected to the side wall of the second linkage part, a second linkage part is fixedly connected to the side wall of the first linkage part, the outer wall of the shell is provided with a first limiting hole and a second limiting hole, the left side wall of the shell is movably sleeved with a main drill bit, and an inner cavity of the shell is provided with a gear groove.
Preferably, the diameter value of the second linkage members is greater than that of the first linkage members, the number of the second linkage members is three, and the outer walls of two of the second linkage members and the outer walls of two of the first linkage members are movably connected with movable rods.
Preferably, the diameter value of the first limiting hole is smaller than that of the second limiting hole, a plurality of groups of the first limiting holes and the second limiting holes are arranged, and each group of the first limiting holes is located on the left side of the second limiting hole.
Preferably, the inner wall of the gear groove is meshed with the outer edge of the main gear, a tooth groove is formed in the inner cavity of the shell, and the tooth groove is matched with the limit gear.
Preferably, the length values of the first linkage rod and the second linkage rod are smaller than the total length value of the main rod and the telescopic rod.
The invention has the following beneficial effects:
1. this coal mining entry driving machine, cooperation through first interlock spare and second interlock spare is used, the in-process that operates is carried out at equipment, select different interlock poles to work for use according to the difference of stratum, when the stratum is harder, adopt drive arrangement to promote first interlock pole and carry out to the left side motion, make it drive second interlock spare and move, and then drive the vice drill bit that second interlock spare is connected and carry out work, when the stratum is softer, utilize drive arrangement to drive the second interlock pole and carry out work, and then drive the drill bit that first interlock spare is connected and carry out work, the device can effectually select different drill bits according to the stratum that the difference is reasonable, the effectual wearing and tearing that have reduced equipment, the work efficiency of equipment has also been improved simultaneously, the time of equipment change drill bit has been reduced.
2. This coal mining entry driving machine uses through adopting the cooperation of multiunit auxiliary drill bit, and the current equipment of comparison adopts the integral type to connect the drill bit, and the device is lower at the cost that the drill bit wearing and tearing changed after the certain degree, the effectual operation cost that has reduced the enterprise when the construction.
Drawings
FIG. 1 is a schematic view of the internal structure of a cutting head according to the present invention;
FIG. 2 is a schematic view of a cutting head housing configuration of the present invention;
FIG. 3 is a side view of the cutting head housing of the present invention;
figure 4 is a schematic view of the first drive member inside the cutting head according to the invention.
In the figure: 1. a main frame; 2. a housing; 3. a main rod; 4. a telescopic rod; 5. a first linkage rod; 6. a second linkage rod; 7. a first linkage member; 8. a second linkage member; 9. a main gear; 10. a secondary drill bit; 11. a fixing plate; 12. a limit gear; 13. a limiting block; 14. a movable rod; 15. a main drill bit; 16. a first limit hole; 17. a second limiting hole; 18. gear groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-4, a coal mining tunneling machine comprises a main frame 1 and a housing 2, the main frame 1 is integrally sleeved inside the housing 2, a main rod 3 is fixedly installed in the middle of the main frame 1, a telescopic rod 4 is movably sleeved on the right side wall of the main rod 3, a limiting block 13 is fixedly connected on the left side wall of the main rod 3, a limiting gear 12 and a main gear 9 are fixedly sleeved on the outer wall of the main rod 3, the main gear 9 is located on the right side of the limiting gear 12, a first linkage 7 and a second linkage 8 are movably sleeved on the outer walls of the main rod 3 and the telescopic rod 4, the second linkage 8 is located on the left side of the first linkage 7, a movable rod 14 is movably sleeved on the outer walls of the first linkage 7 and the second linkage 8, the other end of the movable rod 14 is fixedly connected with a fixed plate 11, an auxiliary drill bit 10 is fixedly installed on the upper surface of the fixed plate 11, a first linkage 5 is fixedly connected on the side wall of the second linkage 8, the side wall of the first linkage part 7 is fixedly connected with a second linkage rod 6, the outer wall of the shell 2 is provided with a first limit hole 16 and a second limit hole 17, the left side wall of the shell 2 is movably sleeved with a main drill bit 15, the inner cavity of the shell 2 is provided with a gear groove 18, the diameter value of the second linkage part 8 is larger than that of the first linkage part 7, the number of the second linkage part 8 and the first linkage part 7 is three, the outer walls of the two second linkage parts 8 and the two first linkage parts 7 are movably connected with a movable rod 14, the diameter value of the first limit hole 16 is smaller than that of the second limit hole 17, the number of the first limit holes 16 and the second limit holes 17 is provided with a plurality of groups, each group of the first limit holes 16 is positioned at the left side of the second limit hole 17, the inner wall of the gear groove 18 is meshed with the outer edge of the main gear 9, the inner cavity of the shell 2 is provided with a tooth socket, and the tooth socket is matched with the limit gear 12, the length values of the first linkage rod 5 and the second linkage rod 6 are smaller than the total length value of the main rod 3 and the telescopic rod 4.
Wherein, the diameter value of master gear 9 is greater than the diameter value of limit gear 12, because the whole conical design of drill bit adopts the gear of two sets of different diameters to cooperate the use, can effectual improvement equipment operation's stability.
The second linkage rod 6 is movably connected in a sleeved mode when contacting the second linkage part 8, and the outer wall of the second linkage rod is not contacted with the second linkage part 8, so that the second linkage part 8 is not driven to work in the using process.
The auxiliary drill bits 10 mounted on the first linkage part 7 are made of steel drill bits with different strength specifications, and the auxiliary drill bits 10 mounted on the second linkage part 8 are made of high-strength steel drill bits, so that the auxiliary drill bits 10 with different strengths are adopted for rock strata with different hardness, and the use effect of the equipment is improved.
A working principle of a coal mining heading machine is as follows:
1. when the auxiliary drill bit is used, a proper auxiliary drill bit 10 is selected according to the hardness of the rock stratum, when the rock stratum in the rock cave is hard, the driving device is utilized to drive the first linkage rod 5 to work, and then the first linkage rod 5 drives the first linkage piece 7 to move towards the left side, so that the first linkage piece 7 drives the movable rod 14 to move, and further the auxiliary drill bit 10 extends out of the outer wall of the shell 2 through the second limiting hole 17, and then the driving member drives the shell 2 to work.
2. When the rock stratum in the cave is softer, the driving device is utilized to drive the second linkage rod 6 to work, and then the second linkage rod 6 drives the second linkage part 8 to move towards the left side, so that the second linkage part 8 drives the other movable rod 14 to move, and then the other auxiliary drill 10 extends out of the outer wall of the shell 2 through the first limiting hole 16, and then the driving component drives the shell 2 equipment to work.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a coal mining entry driving machine, includes body frame (1) and cup joints in outside shell (2) of body frame (1), its characterized in that: the middle of the main frame (1) is fixedly provided with a main rod (3), a telescopic rod (4) is sleeved on the right side wall of the main rod (3) in a movable manner, a limit block (13) is fixedly connected to the left side wall of the main rod (3), a limit gear (12) and a main gear (9) are sleeved on the outer wall of the main rod (3), the main gear (9) is located on the right side of the limit gear (12), a first linkage piece (7) and a second linkage piece (8) are sleeved on the outer walls of the main rod (3) and the telescopic rod (4) in a movable manner, the second linkage piece (8) is located on the left side of the first linkage piece (7), a movable rod (14) is sleeved on the outer walls of the first linkage piece (7) and the second linkage piece (8) in a movable manner, a fixed plate (11) is fixedly connected to the other end of the movable rod (14), and an auxiliary drill bit (10) is fixedly arranged on the upper surface of the fixed plate (11), the drill bit is characterized in that a first linkage rod (5) is fixedly connected to the side wall of the second linkage piece (8), a second linkage rod (6) is fixedly connected to the side wall of the first linkage piece (7), a first limiting hole (16) and a second limiting hole (17) are formed in the outer wall of the shell (2), a main drill bit (15) is movably sleeved on the left side wall of the shell (2), and a gear groove (18) is formed in the inner cavity of the shell (2).
2. A coal mining development machine according to claim 1 wherein: the diameter value of the second linkage piece (8) is larger than that of the first linkage piece (7), the number of the second linkage piece (8) and the number of the first linkage piece (7) are three, and the outer walls of the two second linkage pieces (8) and the two first linkage pieces (7) are movably connected with movable rods (14).
3. A coal mining development machine according to claim 1 wherein: the diameter value of the first limiting hole (16) is smaller than that of the second limiting hole (17), a plurality of groups of the first limiting holes (16) and the second limiting holes (17) are arranged, and each group of the first limiting holes (16) is located on the left side of the second limiting hole (17).
4. A coal mining development machine according to claim 1 wherein: the inner wall of the gear groove (18) is meshed with the outer edge of the main gear (9), a tooth groove is formed in the inner cavity of the shell (2), and the tooth groove is matched with the limit gear (12).
5. A coal mining development machine according to claim 1 wherein: the length values of the first linkage rod (5) and the second linkage rod (6) are smaller than the total length value of the main rod (3) and the telescopic rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799926.7A CN111894575B (en) | 2020-08-11 | 2020-08-11 | Coal mining heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799926.7A CN111894575B (en) | 2020-08-11 | 2020-08-11 | Coal mining heading machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111894575A CN111894575A (en) | 2020-11-06 |
| CN111894575B true CN111894575B (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010799926.7A Active CN111894575B (en) | 2020-08-11 | 2020-08-11 | Coal mining heading machine |
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| Country | Link |
|---|---|
| CN (1) | CN111894575B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201214982Y (en) * | 2008-07-18 | 2009-04-01 | 石家庄中煤装备制造有限公司 | Close distance speed increasing hard rock deep borehole drilling machine |
| CN108179983A (en) * | 2018-02-26 | 2018-06-19 | 西南石油大学 | It is a kind of to rush the efficient rock-breaking combination tool for revolving-scraping and cut staged effect |
| CN109072695A (en) * | 2016-01-27 | 2018-12-21 | 久益环球地下采矿有限责任公司 | Mining machine with multiple cutting heads |
| CN209557002U (en) * | 2019-01-24 | 2019-10-29 | 重庆宏工工程机械股份有限公司 | Cutter head of shield machine with down-the-hold drill bit |
| CN210105764U (en) * | 2019-05-23 | 2020-02-21 | 深圳市广汇源水利建筑工程有限公司 | Improved double-head water abrasive drilling device for tunneling hard rock |
| CN210829089U (en) * | 2019-09-27 | 2020-06-23 | 湖北大好工具有限公司 | Rock geology drill bit of superhard material |
| CN111535825A (en) * | 2020-06-12 | 2020-08-14 | 中电建南方建设投资有限公司 | Shield constructs quick-witted blade disc structure with scalable geology is bored |
-
2020
- 2020-08-11 CN CN202010799926.7A patent/CN111894575B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201214982Y (en) * | 2008-07-18 | 2009-04-01 | 石家庄中煤装备制造有限公司 | Close distance speed increasing hard rock deep borehole drilling machine |
| CN109072695A (en) * | 2016-01-27 | 2018-12-21 | 久益环球地下采矿有限责任公司 | Mining machine with multiple cutting heads |
| CN108179983A (en) * | 2018-02-26 | 2018-06-19 | 西南石油大学 | It is a kind of to rush the efficient rock-breaking combination tool for revolving-scraping and cut staged effect |
| CN209557002U (en) * | 2019-01-24 | 2019-10-29 | 重庆宏工工程机械股份有限公司 | Cutter head of shield machine with down-the-hold drill bit |
| CN210105764U (en) * | 2019-05-23 | 2020-02-21 | 深圳市广汇源水利建筑工程有限公司 | Improved double-head water abrasive drilling device for tunneling hard rock |
| CN210829089U (en) * | 2019-09-27 | 2020-06-23 | 湖北大好工具有限公司 | Rock geology drill bit of superhard material |
| CN111535825A (en) * | 2020-06-12 | 2020-08-14 | 中电建南方建设投资有限公司 | Shield constructs quick-witted blade disc structure with scalable geology is bored |
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| Publication number | Publication date |
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| CN111894575A (en) | 2020-11-06 |
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Effective date of registration: 20220511 Address after: 274000 North Road, Nanyuan District, yuncheng county, Heze City, Shandong Province Applicant after: SHANDONG SHANTE HEAVY INDUSTRY MACHINERY CO.,LTD. Address before: 230000 School of electrical and automation engineering, Hefei University of technology, 193 Tunxi Road, Hefei City, Anhui Province Applicant before: Yao Ping |
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