CN109139028A - A kind of cutter head of shield machine of arc milling - Google Patents
A kind of cutter head of shield machine of arc milling Download PDFInfo
- Publication number
- CN109139028A CN109139028A CN201811135253.4A CN201811135253A CN109139028A CN 109139028 A CN109139028 A CN 109139028A CN 201811135253 A CN201811135253 A CN 201811135253A CN 109139028 A CN109139028 A CN 109139028A
- Authority
- CN
- China
- Prior art keywords
- cutter
- cutter head
- head panel
- center
- arc
- 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.)
- Granted
Links
- 238000003801 milling Methods 0.000 title claims abstract description 21
- 241000251468 Actinopterygii Species 0.000 claims abstract description 21
- 238000010276 construction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000005553 drilling Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
Landscapes
- 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)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of cutter head of shield machine of arc milling, solve the problems, such as that inner concave shape tunnel duct piece cutting face influences cutterhead mechanical characteristic and the centering of male type section of jurisdiction cutterhead.The cross section of cutter head panel of the invention is arcuate structure；Cutter head panel and center steering axis connection；Fish tail knife in center is equipped at the center of cutter head panel, cutter head panel is equipped with leading tearing cutter, and leading tearing cutter is tangential on the concentric circles of cutter head panel；Cutter head panel is equipped with cutter, and cutter intersects at cutter head panel concentric circles；Leading tearing cutter and cutter are from the center of cutter head panel to the drop gradient setting of the edge direction of cutter head panel.The present invention uses the cutter head panel structure and cutter set-up mode of arc, while the knife up difference for dropping gradient guarantees that cutter internal concave tunnel duct piece cutting face is cut by different level, improves stock-removing efficiency；The center fish tail knife of center concave plays certralizing ability when shield machine tunnels, and prevents shield machine from deviateing design route in service channel receiving terminal.
Description
Technical field
The present invention relates to cutter head of shield machine technical fields, particularly relate to a kind of cutter head of shield machine of arc milling.
Background technique
Rapidly with urbanization progress, the underground space has obtained high-intensitive development and utilization, and consequent is the underground space
More crowded, underground engineering construction requirement is higher and higher, and shield method is built with the small advantage of its environmental perturbation in urban track traffic
Obtain large-scale application in if, Freezing Method for Cross-passage Construction often using freeze or grouting and reinforcing after Mining Method excavate and build, should
Method long construction period, ground disturbance are big, impact to the building of tunnel structure and periphery larger.Shield construction passes through
The mode that cutterhead excavates cutting cuts driving, and the shield duct piece for abolishing the left and right sides is needed in digging process.Conventional plane cutterhead is not
But space hold is big, and in originating terminal driving, tunnel duct piece cutting face is inner concave shape, and cutterhead is first cut where tunnel duct piece
The peripheral position of excavation face could cut tunnel duct piece focal point of working position after tunneling a distance, influence the stress of cutterhead
The drivage efficiency of characteristic and shield machine；When periphery section of jurisdiction, which is cut, completes, center section of jurisdiction does not complete cutting also.Non- cutting portion
Divide " boulder " for easily falling off into bulk under the action of equipment promotes, is unfavorable for the exclusion of dregs, influences to tunnel.
Summary of the invention
Cutterhead mechanical characteristic and evagination are influenced in order to solve the inner concave shape tunnel duct piece cutting face in the presence of background technique
The problem of type section of jurisdiction cutterhead is felt relieved, the invention proposes a kind of cutter head of shield machine of arc milling.
The technical scheme is that a kind of cutter head of shield machine of arc milling, including cutter head panel, the cross of cutter head panel
Section is arcuate structure, is convenient for cutterhead drilling construction；Cutter head panel and center steering axis connection；It is equipped at the center of cutter head panel
Center fish tail knife, cutter head panel are equipped with leading tearing cutter, and leading tearing cutter is tangential on the concentric circles of cutter head panel；Cutter head panel
It is equipped with cutter, cutter intersects at the concentric circles of cutter head panel；Leading tearing cutter and cutter are from the center of cutter head panel to knife
The edge direction drop gradient setting of disk plate, enables the cutter on cutterhead to cut section of jurisdiction by different level outward along center, raising is cut
Cut efficiency.
The cutter head panel is equipped with arc skeleton, and arc skeleton is mounted on center steering axis, and arc skeleton is cutterhead
Panel provides support force, and arc skeleton provides installation space for leading tearing cutter and cutter.
The cutter head panel is mainly made of arc skeleton, and arc skeleton is mounted on center steering axis.Arc skeleton is
Cutter head panel provides support force, and arc skeleton provides installation space for leading tearing cutter and cutter.
The adjacent arc skeleton is connected by arced spoke, and arced spoke improves the stability of arc skeleton.
The two sides setting of the cutter arcuately skeleton, bottom and the arc skeleton of cutter be detachably connected.
The outside of the cutter is equipped with side cutter, and bottom and the arc skeleton of side cutter are detachably connected.
The cutter head panel is equipped with dregs spout, is fixed with dead ring on the outer periphery of cutter head panel, dead ring into
The overall structure of one step fastening cutter head panel.
Cutterhead end cap, cutterhead end cap rear portion and center steering axis connection are equipped at the center of the cutter head panel；Center fish
Tail knife is located on cutterhead end cap, and fish tail knife design in center is the arcuate structure of center indent, guarantees that cutterhead is contacted with cutting section of jurisdiction
The quantity of center fish tail knife at point is not less than two, and then center fish tail knife is made to play certralizing ability when tunneling to shield machine.
Described that leading tearing cutter is equipped on arc skeleton, bottom and the arc skeleton of leading tearing cutter are detachably connected.
Described that leading tearing cutter is equipped on arced spoke, bottom and the arced spoke of leading tearing cutter are detachably connected.
Beneficial effects of the present invention: 1, by being designed as the cutter head panel structure and cutter set-up mode of arc, so that shield
Structure machine greatly reduces cutterhead the space occupied when excavating；
2, by being designed as the cutter head panel structure and cutter set-up mode of arc so that shield machine originating terminal construct when, energy
It enough gradually increases cutterhead and needs to cut off the contact area of section of jurisdiction, cutterhead is avoided first to cut section of jurisdiction two sides；
3, cutter uses poor along cutterhead motion profile drop gradient design knife up, when cutter head of shield machine cuts Concave tunnel section of jurisdiction, knife
Cutter on disk can cut by different level section of jurisdiction outward along center, improve stock-removing efficiency；
4, cutter head center uses center concave design centre fish tail knife can when cutter head of shield machine cuts convex tunnel duct piece
Guarantee that center fish tail knife and cutting the section of jurisdiction contact point quantity on cutterhead are not less than two, tunnels center fish tail knife to shield machine
When play certralizing ability, prevent shield machine from deviateing design route at service channel receiving.
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.
Attached drawing 1 is cutterhead front elevation of the invention；
Attached drawing 2 is the cross-sectional view of Fig. 1；
Attached drawing 3 is the center fish tail knife design drawing of Fig. 1；
Attached drawing 4 is the originating terminal cutterhead cutting status figure of service channel；
Attached drawing 5 is the receiving terminal cutterhead cutting status figure of service channel；
In figure: 1- cutter head panel, 101- center steering axis, 102- arc skeleton, 2- cutterhead end cap, 3- arced spoke, the center 4-
Fish tail knife, the leading tearing cutter of 5-, 6- cutter, 7- edge doctor；8- dregs spout, 9- originating terminal face cut section of jurisdiction, and 10- receives
Face is held to cut section of jurisdiction, 11, dead ring, X- cutter path gradient knife up is poor, outside the center Y- fish tail knife center and section of jurisdiction
Diameter is poor.
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 cutter head of shield machine of arc milling, including cutter head panel 1, cutter head panel 1
Cross section be arcuate structure, be convenient for cutterhead drilling construction；Cutter head panel 1 is connect with center steering axis 101；Cutter head panel 1
Center fish tail knife 4 is equipped at center, cutter head panel 1 is equipped with leading tearing cutter 5, and leading tearing cutter 5 is tangential on cutter head panel 1
Concentric circles, all leading tearing cutters 5 combine the Cutting trajectory of camber, and the diameter of arc milling track is with the tunnel to be cut
On the basis of road section of jurisdiction internal diameter；Cutter head panel 1 is equipped with cutter 6, and cutter 6 intersects at the concentric circles of cutter head panel 1；Leading tearing cutter
5 and cutter 6 from the center of cutter head panel 1 to the edge direction of cutter head panel 1 drop gradient setting, enable the cutter on cutterhead
Section of jurisdiction is cut by different level outward along center, improves stock-removing efficiency.
Further, cutterhead end cap 2 is equipped at the center of cutter head panel 1,2 rear portion of cutterhead end cap and center steering axis 101 connect
It connects；Center fish tail knife 4 is located on cutterhead end cap 2, and the design of center fish tail knife 4 is the arcuate structure of center indent, guarantees center fish
The quantity of tail knife 4 and cutting section of jurisdiction contact point is not less than two, and then center fish tail knife 4 is made to play centering when tunneling to shield machine
Effect, prevents shield machine from deviateing design route at service channel receiving.
Working principle: when carrying out Freezing Method for Cross-passage Construction, shield machine drives cutter head panel 1 to carry out by center steering axis 101
Rotation, due to the arcuate structure that cutter head panel 1 is outer gibbosity, as shown in figure 4, when cutter head panel 1 and originating terminal face are cut
When section of jurisdiction 9 contacts, the leading tearing cutter 5 and cutter 6 of drop gradient setting cut section of jurisdiction 9 to originating terminal face on cutter head panel 1
Realization gradually cut section of jurisdiction by different level；As shown in figure 5, when cutter head panel 1 and receiving end face cutting section of jurisdiction 10 contact,
Since fish tail knife 4 center indent in center is arranged, therefore at least two o'clock and receiving terminal face cut section of jurisdiction 10 on center fish tail knife 4
It contacts simultaneously, and then center fish tail knife 4 is made to generate certralizing ability when tunneling to shield machine, prevent shield machine from receiving in service channel
Deviate design route when the driving of end.
Embodiment 2: a kind of cutter head of shield machine of arc milling, a kind of cutter head of shield machine of arc milling, including cutterhead face
Plate 1, the cross section of cutter head panel 1 are arcuate structure, are convenient for cutterhead drilling construction；Cutter head panel 1 is equipped with arc skeleton 102,
Arc skeleton 102 is cross, and arc skeleton 102 is equipped with leading tearing cutter 5, the bottom of leading tearing cutter 5 and arc skeleton
102 are bolted, and arc skeleton 102 is mounted on center steering axis 101, and arc skeleton 102 is that cutter head panel 1 provides branch
Support force, adjacent arc skeleton 102 are connected by arced spoke 3, and arced spoke 3 improves the stability of arc skeleton 102, arc
Spoke 3 is equipped with leading tearing cutter 5, and bottom and the arced spoke 3 of leading tearing cutter 5 are bolted；The arcuately bone of cutter 6
The two sides of frame 102 are arranged, and the outside of cutter 6 is equipped with side cutter 7, the bottom and 102 bolt of arc skeleton of cutter 6 and side cutter 7
Connection, cutter head panel 1 are equipped with dregs spout 8, are fixed with dead ring 11 on the outer periphery of cutter head panel 1, dead ring 11 into
The overall structure of one step fastening cutter head panel 1.Other structures, working principle are same as Example 1.
Embodiment 3: a kind of cutter head of shield machine of arc milling, including cutter head panel 1, the cross section of knife cutter head panel 1 are
Arcuate structure is convenient for cutterhead drilling construction；Cutter head panel 1 is mainly made of arc skeleton 102, and arc skeleton 102 is cross,
Arc skeleton 102 is mounted on center steering axis 101.Arc skeleton 102 is that cutter head panel 1 provides support force, and arc bone
Frame 102 is that leading tearing cutter 5 and cutter 6 provide installation space.Other structures, working principle are same as Example 2.
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 (10)
1. a kind of cutter head of shield machine of arc milling, including cutter head panel (1), it is characterised in that: the cross section of cutter head panel (1)
For arcuate structure；Cutter head panel (1) is connect with center steering axis (101)；Fish tail knife in center is equipped at the center of cutter head panel (1)
(4), cutter head panel (1) is equipped with leading tearing cutter (5), and leading tearing cutter (5) is tangential on the concentric circles of cutter head panel (1)；Knife
Disk plate (1) is equipped with cutter (6), and cutter (6) intersects at the concentric circles of cutter head panel (1)；Leading tearing cutter (5) and cutter
(6) it is arranged from the center of cutter head panel (1) to the edge direction of cutter head panel (1) drop gradient.
2. the cutter head of shield machine of arc milling as described in claim 1, it is characterised in that: cutter head panel (1) is equipped with arc
Skeleton (102), arc skeleton (102) are mounted on center steering axis (101).
3. the cutter head of shield machine of arc milling as described in claim 1, it is characterised in that: cutter head panel (1) is mainly by arc
Skeleton (102) composition, arc skeleton (102) are mounted on center steering axis (101).
4. the cutter head of shield machine of arc milling as claimed in claim 2 or claim 3, it is characterised in that: adjacent arc skeleton (102)
It is connected by arced spoke (3).
5. the cutter head of shield machine of arc milling as claimed in claim 4, it is characterised in that: cutter (6) arcuately skeleton (102)
Two sides setting, bottom and the arc skeleton (102) of cutter (6) be detachably connected.
6. the cutter head of shield machine of arc milling as claimed in claim 5, it is characterised in that: cut equipped with side in the outside of cutter (6)
Knife (7), bottom and the arc skeleton (102) of side cutter (7) are detachably connected.
7. the cutter head of shield machine of arc milling as claimed in claim 4, it is characterised in that: cutter head panel (1) is equipped with dregs
Spout (8) is fixed with dead ring (11) on the outer periphery of cutter head panel (1).
8. the cutter head of shield machine of arc milling as described in any one of claims 1-3, it is characterised in that: cutter head panel (1)
Cutterhead end cap (2) are equipped at center, cutterhead end cap (2) rear portion is connect with center steering axis (101), and center fish tail knife (4) is located at
On cutterhead end cap (2), center fish tail knife (4) design is the arcuate structure of center indent.
9. the cutter head of shield machine of arc milling as claimed in claim 2 or claim 3, it is characterised in that: set on arc skeleton (102)
Have leading tearing cutter (5), bottom and the arc skeleton (102) of leading tearing cutter (5) are detachably connected.
10. the cutter head of shield machine of arc milling as claimed in claim 4, it is characterised in that: be equipped with first on arced spoke (3)
Row tearing cutter (5), bottom and the arced spoke (3) of leading tearing cutter (5) are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135253.4A CN109139028B (en) | 2018-09-27 | 2018-09-27 | Arc-cutting shield tunneling machine cutterhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135253.4A CN109139028B (en) | 2018-09-27 | 2018-09-27 | Arc-cutting shield tunneling machine cutterhead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109139028A true CN109139028A (en) | 2019-01-04 |
| CN109139028B CN109139028B (en) | 2024-03-15 |
Family
ID=64813177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811135253.4A Active CN109139028B (en) | 2018-09-27 | 2018-09-27 | Arc-cutting shield tunneling machine cutterhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109139028B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909847A (en) * | 2019-03-18 | 2019-06-21 | 上海隧道工程有限公司 | For being ground the grinding attachment of concrete pipe sheet |
| CN110485497A (en) * | 2019-08-30 | 2019-11-22 | 广东科朗管道修复技术有限公司 | Rotary cutting head |
| CN110645007A (en) * | 2019-10-17 | 2020-01-03 | 中建市政工程有限公司 | Shield machine with trimming cutters |
| CN113982609A (en) * | 2021-10-22 | 2022-01-28 | 无锡中铁城轨装备有限公司 | Spherical drill bit type cutter head structure of shield tunneling machine and excavation method |
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| JP3705295B1 (en) * | 2004-09-29 | 2005-10-12 | 石川島播磨重工業株式会社 | Cutter for shield machine and cutter for branch shield |
| CN201448113U (en) * | 2009-09-02 | 2010-05-05 | 中铁一局集团有限公司 | Subway communication passage positive and negative arc-shaped movable grid extrusion water-washed type roof pipe tunneling machine |
| CN103590837A (en) * | 2013-11-20 | 2014-02-19 | 天津大学 | Eccentric cutter type shield machine cutterhead |
| CN206753601U (en) * | 2017-05-24 | 2017-12-15 | 中隧隧盾国际建设工程有限公司 | Cutter head of shield machine for sand soft rock stratum |
| JP2018009322A (en) * | 2016-07-12 | 2018-01-18 | Ｊｉｍテクノロジー株式会社 | Shield construction method with upward irregular cross section |
| CN208918540U (en) * | 2018-09-27 | 2019-05-31 | 中铁工程装备集团有限公司 | A kind of cutter head of shield machine of arc milling |
-
2018
- 2018-09-27 CN CN201811135253.4A patent/CN109139028B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3705295B1 (en) * | 2004-09-29 | 2005-10-12 | 石川島播磨重工業株式会社 | Cutter for shield machine and cutter for branch shield |
| CN201448113U (en) * | 2009-09-02 | 2010-05-05 | 中铁一局集团有限公司 | Subway communication passage positive and negative arc-shaped movable grid extrusion water-washed type roof pipe tunneling machine |
| CN103590837A (en) * | 2013-11-20 | 2014-02-19 | 天津大学 | Eccentric cutter type shield machine cutterhead |
| JP2018009322A (en) * | 2016-07-12 | 2018-01-18 | Ｊｉｍテクノロジー株式会社 | Shield construction method with upward irregular cross section |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909847A (en) * | 2019-03-18 | 2019-06-21 | 上海隧道工程有限公司 | For being ground the grinding attachment of concrete pipe sheet |
| CN110485497A (en) * | 2019-08-30 | 2019-11-22 | 广东科朗管道修复技术有限公司 | Rotary cutting head |
| CN110645007A (en) * | 2019-10-17 | 2020-01-03 | 中建市政工程有限公司 | Shield machine with trimming cutters |
| CN110645007B (en) * | 2019-10-17 | 2021-11-05 | 中建市政工程有限公司 | Shield machine with trimming cutters |
| CN113982609A (en) * | 2021-10-22 | 2022-01-28 | 无锡中铁城轨装备有限公司 | Spherical drill bit type cutter head structure of shield tunneling machine and excavation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109139028B (en) | 2024-03-15 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20221215 Address after: 450016 No. 99 Sixth Avenue, Zhengzhou economic and Technological Development Zone, Henan Applicant after: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP Co.,Ltd. Applicant after: Ningbo Rail Transit Group Co.,Ltd. Address before: 450016 No. 99 Sixth Avenue, Zhengzhou economic and Technological Development Zone, Henan Applicant before: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP Co.,Ltd. |
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