CN108952743A - A kind of cantilever excavator and its construction method for carrying outstanding cutter broken rock - Google Patents
A kind of cantilever excavator and its construction method for carrying outstanding cutter broken rock Download PDFInfo
- Publication number
- CN108952743A CN108952743A CN201810935394.8A CN201810935394A CN108952743A CN 108952743 A CN108952743 A CN 108952743A CN 201810935394 A CN201810935394 A CN 201810935394A CN 108952743 A CN108952743 A CN 108952743A
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- China
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- cantilever
- main body
- body mechanism
- rock
- cutterhead
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1086—Drives or transmissions specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of cantilever excavators and its construction method for carrying outstanding cutter broken rock, when solving the problems, such as that existing development machine is difficult to excavate to short distance, hard rock, special-shaped tunnel.The present invention is equipped with counter-force supporting mechanism and walking mechanism in main body mechanism lower part, slag-tapping system is equipped with inside main body mechanism, slag-tapping system extends main body mechanism rear portion, main body mechanism front is equipped with revolving platform, the hydraulic gyration oil cylinder of driving revolving platform rotation is equipped with inside main body mechanism, the front of revolving platform is equipped with pitching oil cylinder, cantilever is hinged on revolving platform, the middle part of cantilever and pitching oil cylinder are hinged, cantilever front is equipped with shaft, the inside of cantilever is equipped with the rotating electric machine of drive shaft rotation, and cantilever is connect by shaft with cutterhead, and cutterhead is equipped with outstanding cutter.The present invention installs outstanding cutter additional using cantilever and on cutterhead, can make all cutterheads that can excavate simultaneously, improves the formation hardness range for excavating efficiency and broken rock.
Description
Technical field
The present invention relates to development machine cantilever technical field, particularly relate to a kind of cantilever excavator for carrying outstanding cutter broken rock and
Its construction method.
Background technique
Cost is relatively low compared with tunneling boring hard rock tunnel development machine for cantilever excavator, in constructing tunnel, only needs dumper will
It excavates dregs to transport, greatly reduces the investment and existing security risk of equipment.It is used in constructing tunnel at present
Cantilever excavator is chiefly used in the lower total rock tunnel of hardness and half coal road road.For hard rock tunnel using less.So needing
Develop it is a kind of can be used for short distance, hard rock, special-shaped tunnel excavation cantilever excavator.
Summary of the invention
When being difficult to excavate to short distance, hard rock, special-shaped tunnel to solve the existing development machine in the presence of background technique
The problem of, the invention proposes a kind of cantilever excavators and its construction method for carrying outstanding cutter broken rock.
The technical scheme is that a kind of multi-arm type cantilever excavator for carrying outstanding cutter broken rock, including main body mechanism,
The slewing equipment of main body mechanism front one, is movably equipped at least one cantilever on slewing equipment, behind the front of cantilever and cutterhead
Portion's connection, cutterhead are equipped with outstanding cutter.
The main body mechanism lower part is equipped with counter-force supporting mechanism and walking mechanism, is equipped with slag system inside main body mechanism
System, slag-tapping system extend main body mechanism rear portion.
The slewing equipment includes revolving platform, and revolving platform is actively installed on main body mechanism front, is equipped with and drives inside main body mechanism
The hydraulic gyration oil cylinder of dynamic revolving platform rotation, the front of revolving platform are equipped with pitching oil cylinder, and cantilever is hinged on revolving platform.
The revolving platform is equipped with ear mount, and the rear portion of cantilever is hinged in ear mount.
The cantilever front is equipped with shaft, and the inside of cantilever is equipped with the rotating electric machine of drive shaft rotation, and cantilever is by turning
Axis is connect with cutterhead.
The blade on the outstanding cutter top extends outside the edge of cutterhead, and the lower part of outstanding cutter is bolted on knife
On disk.
The construction method of the multi-arm type cantilever excavator of the outstanding cutter broken rock of the carrying, includes the following steps: S1: starting
Walking mechanism drives main body mechanism to reach construction site, and counter-force support frame is fixed with resisting in face of main body mechanism, to rock stratum
Cut point is pinpointed；
S2: the drive cylinder in main body mechanism drives revolving platform to be rotated by gear drive, and revolving platform drives
Cantilever is rotated, and pitching oil cylinder drives cantilever to move up and down, and is adjusted the position of cutterhead, is made the upper outstanding cutter on cutterhead edge
Blade arrives at cut point；
S3: the drive cylinder in main body mechanism drives revolving platform to be rotated by gear drive, and revolving platform drives
Corresponding cantilever and cutterhead horizontally rotate simultaneously, and pitching oil cylinder drives cantilever and then carries out vertical motion with movable knife disc, make
All cutterheads can arbitrarily move in same mantle of rock and be obtained bigger broken rock range；
S4: main body mechanism drives the rotating electric machine rotation in cantilever, the shaft band movable knife disc with the output axis connection of rotating electric machine
It is rotated, cutterhead drives outstanding cutter to be rotated；The blade of outstanding cutter is under pressure oblique incision rock, and excavation face rock exists
Crack and then avalanche are generated under the oblique shearing stress that the blade rolling of outstanding cutter generates；
S5: the rock disintegrating slag of avalanche is transported to main body mechanism rear portion by slag-tapping system, and when herein, mantle of rock broken rock is finished
Afterwards, walking mechanism driving main body mechanism moves on；
S6: repeating S1 ~ S5, until broken rock engineering terminates.
The present invention carries out broken rock using the cutterhead that cantilever drive has installed outstanding cutter additional, is suitable for excavating short distance tunnel；It returns
Turntable driving cantilever swings in the horizontal plane, and pitching oil cylinder driving cantilever moves up and down on vertical plane, can make to hang
Armband movable knife disc arbitrarily moves, and can be used for excavating section；When excavation, the oblique incision rock of outstanding cutter on cutterhead, in turn
Rock is broken by hanging the oblique shearing stress that cutter applies, is applicable to excavate hard rock tunnel.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is main view angle structural schematic diagram of the invention；
Fig. 2 is depression angle structural schematic diagram of the invention；
Fig. 3 is cutter head structure schematic diagram of the invention；
Fig. 4 is outstanding cutter arrangement schematic diagram of the invention；
Fig. 5 is outstanding cutter broken rock schematic diagram of the invention.
In figure, 1, main body mechanism, 101, operating room, 2, counter-force supporting mechanism, 3, deslagging device, 4, walking mechanism, 5, return
Turntable, 501, pitching oil cylinder, 6, cantilever, 7, cutterhead, 8, outstanding cutter.
Specific embodiment
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 description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor
Embodiment shall fall within the protection scope of the present invention.
As illustrated in fig. 1 and 2, embodiment 1: a kind of cantilever excavator for carrying outstanding cutter broken rock, including main body mechanism 1, it is main
1 lower part of body mechanism is equipped with counter-force supporting mechanism 2 and walking mechanism 4, is equipped with slag-tapping system 3, slag-tapping system inside main body mechanism 1
3 extend 1 rear portion of main body mechanism, and 1 front of main body mechanism is equipped with revolving platform 5, and driving revolving platform 5 is equipped with inside main body mechanism 1 and is revolved
The hydraulic gyration oil cylinder turned, the front of revolving platform 5 are equipped with pitching oil cylinder 501, and revolving platform 5 is equipped with an ear mount, cuts with scissors in ear mount
It is connected to a cantilever 6, the middle part of cantilever 6 and pitching oil cylinder 501 are hinged, and 6 front of cantilever is equipped with shaft, and the inside of cantilever 6 is equipped with
The rotating electric machine of drive shaft rotation, cantilever 6 are rotatablely connected by shaft and cutterhead 7, as shown in figure 3, cutterhead 7 is equipped with outstanding cut
Knife 8.
Use step: S1: starting walking mechanism 4 drives main body mechanism 1 to reach construction site, and counter-force support frame 2 resists ground
It is fixed in face of main body mechanism 1, rock stratum cut point is pinpointed；
S2: the drive cylinder in main body mechanism 1 drives revolving platform 5 to be rotated by gear drive, 5 band of revolving platform
Dynamic cantilever 6 is rotated, and pitching oil cylinder 503 drives cantilever 6 to move up and down, and is adjusted the position of cutterhead 7, is made on 7 edge of cutterhead
The blade of upper outstanding cutter 8 arrives at cut point；
S3: the drive cylinder in main body mechanism 1 drives revolving platform 5 to be rotated by gear drive, 5 band of revolving platform
It moves corresponding cantilever 6 and cutterhead 7 while horizontally rotating, pitching oil cylinder 503 drives cantilever 6 and then erected with movable knife disc 7
To movement, all cutterheads 7 are arbitrarily moved in same mantle of rock and are obtained bigger broken rock range；
S4: main body mechanism 1 drives the rotating electric machine rotation in cantilever 6, the shaft band moving knife with the output axis connection of rotating electric machine
Disk 7 is rotated, and cutterhead 7 drives outstanding cutter 8 to be rotated；The blade of outstanding cutter 8 is under pressure oblique incision rock, excavation face
Rock generates crack and then avalanche under the oblique shearing stress that the blade rolling of outstanding cutter 8 generates；
S5: the rock disintegrating slag of avalanche is transported to 1 rear portion of main body mechanism by slag-tapping system 3, and when herein, mantle of rock broken rock is complete
Bi Hou, walking mechanism 4 drive main body mechanism 1 to move on；
S6: repeating S1 ~ S5, until broken rock engineering terminates.
Embodiment 2: a kind of cantilever excavator for carrying outstanding cutter broken rock, including main body mechanism 1,1 lower part of main body mechanism peace
Equipped with counter-force supporting mechanism 2 and walking mechanism 4, it is equipped with slag-tapping system 3 inside main body mechanism 1, slag-tapping system 3 extends main body machine
1 rear portion of structure, 1 front of main body mechanism are equipped with revolving platform 5, and the hydraulic gyration oil that driving revolving platform 5 rotates is equipped with inside main body mechanism 1
Cylinder, the front of revolving platform 5 are equipped with pitching oil cylinder 501, are symmetrically set on revolving platform 5 there are two ear mount, cut with scissors in each ear mount
Be connected to a cantilever 6, steadily uniformly move up and down, rotate for the ease of cantilever 6, increase cantilever 6 can bearing capacity, to the palm
Progress can be uniformly coordinated when sub- face broken rock, each cantilever 6 is hinged with two pitching oil cylinders 501.Other structures, usage mode
It is same as Example 1.
Embodiment 3: a kind of cantilever excavator for carrying outstanding cutter broken rock, convenient for stress when to make outstanding 8 broken rock of cutter, as schemed
Shown in 4, the blade on outstanding 8 top of cutter extends outside the edge of cutterhead 7, and the lower part of outstanding cutter 8 is bolted on
On cutterhead 7.Other structures, usage mode are same as Example 1.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of cantilever excavator for carrying outstanding cutter broken rock, including main body mechanism (1), it is characterised in that: before main body mechanism (1)
One, portion slewing equipment, at least one cantilever (6) is movably equipped on slewing equipment, and the front of cantilever (6) and cutterhead (7) rotation connect
It connects, cutterhead (7) is equipped with outstanding cutter (8).
2. the cantilever excavator as described in claim 1 for carrying outstanding cutter broken rock, it is characterised in that: main body mechanism (1) lower part
Counter-force supporting mechanism (2) and walking mechanism (4) are installed, are equipped with slag-tapping system (3) inside main body mechanism (1), slag-tapping system (3)
Extend main body mechanism (1) rear portion.
3. the as claimed in claim 1 or 2 cantilever excavator for carrying outstanding cutter broken rock, it is characterised in that: slewing equipment includes
Revolving platform (5), revolving platform (5) are actively installed on main body mechanism (1) front, driving revolving platform (5) rotation are equipped with inside main body mechanism (1)
The front of the hydraulic gyration oil cylinder turned, revolving platform (5) is equipped with pitching oil cylinder (503), and cantilever (6) is hinged on revolving platform (5).
4. the cantilever excavator as claimed in claim 3 for carrying outstanding cutter broken rock, it is characterised in that: revolving platform (5) is equipped with
Ear mount (502), the rear portion of cantilever (6) are hinged on ear mount (502).
5. the cantilever excavator as claimed in claim 3 for carrying outstanding cutter broken rock, it is characterised in that: cantilever (6) front is equipped with
Shaft, the inside of cantilever (6) are equipped with the rotating electric machine of drive shaft rotation, and cantilever (6) is connect by shaft with cutterhead (7).
6. the cantilever excavator as claimed in claim 5 for carrying outstanding cutter broken rock, it is characterised in that: outstanding cutter (8) top
Blade extends outside the edge of cutterhead (7), and the lower part of outstanding cutter (8) is bolted on cutterhead (7).
7. a kind of construction method of the cantilever excavator as described in claim 1 for carrying outstanding cutter broken rock, which is characterized in that packet
Include following steps: S1: starting walking mechanism (4) driving main body mechanism (1) reaches construction site, and counter-force support frame (2) resists ground
It is fixed in face of main body mechanism (1), rock stratum cut point is pinpointed；
S2: the drive cylinder in main body mechanism (1) drives revolving platform (5) to be rotated by gear drive, revolution
Platform (5) drives cantilever (6) to be rotated, and pitching oil cylinder (503) drives cantilever (6) to move up and down, and adjusts the position of cutterhead (7),
The blade of the upper outstanding cutter (8) on cutterhead (7) edge is set to arrive at cut point；
S3: the drive cylinder in main body mechanism (1) drives revolving platform (5) to be rotated by gear drive, revolution
Platform (5) drives corresponding cantilever (6) and cutterhead (7) to horizontally rotate simultaneously, and pitching oil cylinder (503) drives cantilever (6) in turn
Band movable knife disc (7) carries out vertical motion, so that all cutterheads (7) can arbitrarily movement be obtained in same mantle of rock
Bigger broken rock range；
S4: main body mechanism (1) drives the rotating electric machine rotation in cantilever (6), the shaft band with the output axis connection of rotating electric machine
Movable knife disc (7) is rotated, and cutterhead (7) drives outstanding cutter (8) to be rotated；The blade of outstanding cutter (8) is under pressure oblique cut
Enter rock, excavation face rock generates crack and then avalanche under the oblique shearing stress that the blade rolling of outstanding cutter (8) generates；
S5: the rock disintegrating slag of avalanche is transported to main body mechanism (1) rear portion by slag-tapping system (3), and when herein, mantle of rock is broken
After rock, walking mechanism (4) driving main body mechanism (1) is moved on；
S6: repeating S1 ~ S5, until broken rock engineering terminates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935394.8A CN108952743A (en) | 2018-08-16 | 2018-08-16 | A kind of cantilever excavator and its construction method for carrying outstanding cutter broken rock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935394.8A CN108952743A (en) | 2018-08-16 | 2018-08-16 | A kind of cantilever excavator and its construction method for carrying outstanding cutter broken rock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108952743A true CN108952743A (en) | 2018-12-07 |
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ID=64469535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810935394.8A Pending CN108952743A (en) | 2018-08-16 | 2018-08-16 | A kind of cantilever excavator and its construction method for carrying outstanding cutter broken rock |
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| Country | Link |
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| CN (1) | CN108952743A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058856A (en) * | 2019-12-26 | 2020-04-24 | 中联重科股份有限公司 | Axial feeding tunneling device and tunneling machine |
| CN111997605A (en) * | 2020-08-11 | 2020-11-27 | 中国煤炭科工集团太原研究院有限公司 | Disk undercut cutting mechanism |
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| CN200982195Y (en) * | 2006-12-06 | 2007-11-28 | 娄底博盛科技有限公司 | Small-sized cantilevered tunneller for coal roadway |
| WO2009100469A1 (en) * | 2008-02-15 | 2009-08-20 | Sandvik Mining And Construction G.M.B.H. | Heading work machine having drill head made of disk tools |
| CN104018833A (en) * | 2014-05-08 | 2014-09-03 | 曲天智 | Heading machine with double cantilever-type vertical axis cutting sections |
| CN203822317U (en) * | 2014-04-18 | 2014-09-10 | 三一重型装备有限公司 | Cutting device for stone drifting machine |
| CN104314121A (en) * | 2014-10-11 | 2015-01-28 | 钟景尧 | Pore forming machine with symmetrical rotating wheels for geotechnical engineering |
| CN106285709A (en) * | 2016-10-31 | 2017-01-04 | 中铁工程装备集团有限公司 | A kind of eccentric hobboing cutter translation cutterhead for hard rock rectangle cutting section |
| CN107218054A (en) * | 2017-08-01 | 2017-09-29 | 贵阳市城市轨道交通有限公司 | Microwave rock fragmenting servicing unit and compound cantilever excavator |
| CN207111100U (en) * | 2017-07-14 | 2018-03-16 | 徐州徐工基础工程机械有限公司 | A kind of hard rock tunnel construction equipment |
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2018
- 2018-08-16 CN CN201810935394.8A patent/CN108952743A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN200982195Y (en) * | 2006-12-06 | 2007-11-28 | 娄底博盛科技有限公司 | Small-sized cantilevered tunneller for coal roadway |
| WO2009100469A1 (en) * | 2008-02-15 | 2009-08-20 | Sandvik Mining And Construction G.M.B.H. | Heading work machine having drill head made of disk tools |
| CN203822317U (en) * | 2014-04-18 | 2014-09-10 | 三一重型装备有限公司 | Cutting device for stone drifting machine |
| CN104018833A (en) * | 2014-05-08 | 2014-09-03 | 曲天智 | Heading machine with double cantilever-type vertical axis cutting sections |
| CN104314121A (en) * | 2014-10-11 | 2015-01-28 | 钟景尧 | Pore forming machine with symmetrical rotating wheels for geotechnical engineering |
| CN106285709A (en) * | 2016-10-31 | 2017-01-04 | 中铁工程装备集团有限公司 | A kind of eccentric hobboing cutter translation cutterhead for hard rock rectangle cutting section |
| CN207111100U (en) * | 2017-07-14 | 2018-03-16 | 徐州徐工基础工程机械有限公司 | A kind of hard rock tunnel construction equipment |
| CN107218054A (en) * | 2017-08-01 | 2017-09-29 | 贵阳市城市轨道交通有限公司 | Microwave rock fragmenting servicing unit and compound cantilever excavator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058856A (en) * | 2019-12-26 | 2020-04-24 | 中联重科股份有限公司 | Axial feeding tunneling device and tunneling machine |
| CN111997605A (en) * | 2020-08-11 | 2020-11-27 | 中国煤炭科工集团太原研究院有限公司 | Disk undercut cutting mechanism |
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