CN106401596B - A kind of reduction shield cutter hobboing cutter shock loading device - Google Patents

A kind of reduction shield cutter hobboing cutter shock loading device Download PDF

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Publication number
CN106401596B
CN106401596B CN201611059408.1A CN201611059408A CN106401596B CN 106401596 B CN106401596 B CN 106401596B CN 201611059408 A CN201611059408 A CN 201611059408A CN 106401596 B CN106401596 B CN 106401596B
Authority
CN
China
Prior art keywords
hobboing cutter
shock loading
tool post
cutter
cutterhead
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
Application number
CN201611059408.1A
Other languages
Chinese (zh)
Other versions
CN106401596A (en
Inventor
王海霞
陈馈
常家东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Key Laboratory of Shield Machine and Boring Technology
Original Assignee
State Key Laboratory of Shield Machine and Boring Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Key Laboratory of Shield Machine and Boring Technology filed Critical State Key Laboratory of Shield Machine and Boring Technology
Priority to CN201611059408.1A priority Critical patent/CN106401596B/en
Publication of CN106401596A publication Critical patent/CN106401596A/en
Application granted granted Critical
Publication of CN106401596B publication Critical patent/CN106401596B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08Making 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/022Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (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 present invention is about a kind of reduction shield cutter hobboing cutter shock loading device comprising the cutterhead axle journal of tool post and cutterhead hobboing cutter, the cutterhead hobboing cutter is pressed on by wedge-shaped compact heap on tool post;Bolt one end is pressed on wedge-shaped compact heap, and the other end passes through tool post, and by the first nut and the second nut check on tool post;Alloy damping vibration attenuation part is additionally provided between one end that the bolt is pressed on wedge-shaped compact heap and tool post;The tool post is equipped with relief arrangement with cutterhead axle journal joint.The present invention absorbs the principle of impact vibration energy using liquid medium, cutterhead axle journal is pressed on by wedge-shaped compact heap on horizontal and vertical piston mandril, load is transmitted to by piston mandril, liquid medium, adjusting screw and cylinder cover screw on tool apron, load transmission passes through liquid medium, when having larger shock loading, liquid medium absorbs temporary impact load energy;The opposite side in cutterhead direction of rotation absorbs shock loading energy by alloy damping unit.

Description

A kind of reduction shield cutter hobboing cutter shock loading device
Technical field
Patent of the present invention belongs to shield cutter hobboing cutter antivibration area, is primarily related to a kind of reduction shield cutter rolling Knife shock loading device.
Background technology
When hard-soft heterogeneous ground and pebble layer tunnel, hobboing cutter is suddenly encountered shield cutter hobboing cutter by relatively soft stratum Rock will produce larger shock loading, and impact force energy can not only damage the blade of hobboing cutter, and cutterhead axle journal can be made to roll Bearing bears prodigious shock loading, is tunneled with the continuous rotation of hobboing cutter, shield cutter hobboing cutter blade and the bearing of journals are repeatedly It is acted on by shock loading, in this way its service life of meeting serious curtailment, increases the tool changing of cutterhead hobboing cutter and maintenance frequency, reduce pick Golden efficiency and increase economic cost, therefore, the present invention is a kind of reduction shield cutter hobboing cutter shock loading device, extends cutterhead rolling The knife service life.
In view of defect existing for above-mentioned existing shield cutter hobboing cutter, the present inventor is based on being engaged in such product design system Abundant for many years practical experience and professional knowledge are made, and coordinates the utilization of scientific principle, is actively subject to research and innovation, to found one kind New structural reduction shield cutter hobboing cutter shock loading device can improve general existing shield cutter hob device, make it With more practicability.By constantly studying, designing, and after studying sample repeatedly and improving, it is practical that really tool is created finally The present invention of value.
Invention content
The object of the present invention is to provide a kind of reduction shield cutter hobboing cutter shock loading devices, can absorb cutterhead rolling The impact endurance test shock energy of knife extends cutterhead cutter life to reduce the impact that cutterhead hobboing cutter is subject to.
The object of the invention to solve the technical problems is realized using following technical scheme.One proposed according to the present invention Kind reduces shield cutter hobboing cutter shock loading device comprising tool post 1 and cutterhead hobboing cutter 2, the cutter axis of the cutterhead hobboing cutter 2 Neck 5 is pressed on by wedge-shaped compact heap 4 on tool post 1;17 one end of bolt is pressed on wedge-shaped compact heap 4, and the other end passes through tool apron Body 1, and be locked on tool post 1 by the first nut 15 and the second nut 16;The bolt 17 is pressed on wedge-shaped compact heap 4 Alloy damping vibration attenuation part 3 is additionally provided between one end and tool post 1;The tool post 1 is filled with 5 joint of cutterhead axle journal equipped with off-load It sets.It the purpose of the present invention and solves its technical problem and can also be further achieved by the following technical measures.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the relief arrangement include piston mandril 12, Hydraulic cylinder 20 and cylinder cover screw 11, wherein 12 one end of piston top are equipped with the boss 18 to offset with cutterhead axle journal 5, and the other end is inserted into Hydraulic cylinder 19, end are equipped with piston 20, which is closed by cylinder cover screw 11, and piston 20 and cylinder cover screw 11 it Between be marked with liquid medium.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the relief arrangement is located at cutterhead axle journal 5 both horizontally and vertically.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein between second nut 16 and tool post 1 It is additionally provided with bottom compact heap 13.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the bottom compact heap 13 and the second nut 16 Between be additionally provided with gasket 14.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein between having between the boss 18 and tool post 1 Gap.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the piston mandril 12 is located in hydraulic cylinder 19 One end be equipped with compressed spring 6, which offsets with piston 20, and the other end is pressed on hydraulic cylinder 20.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the cylinder cover screw 11 is equipped with adjusting screw 10。
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the end at the 19 hydraulically full end of hydraulic cylinder With aperture is offered on side wall, be inside respectively provided with pressure release check valve 71 and oiling check valve 72.
Reduction shield cutter hobboing cutter shock loading device above-mentioned, wherein the pressure release check valve 71 includes check valve sheet Body, ball sealer 9 and resetting spring 8,8 one end of resetting spring are pressed on unidirectional valve body, and the other end is pressed on ball sealer 9, sealing On the osculum of 9 envelope pressure cylinder of ball, 19 end;The oiling check valve 72 includes unidirectional valve body, ball sealer 9, resetting spring 8 and the cylinder that connects with the osculum of 19 side wall of hydraulic cylinder, resetting spring 8 be located in the cylinder, ball sealer 9 is by unidirectional valve body It is pressed on resetting spring 8, cylinder is sealed.
Using above-mentioned technical proposal, the present invention has the following advantages:The original of impact vibration energy is absorbed using liquid medium Reason, cutterhead roller bearing neck are pressed on by wedge-shaped compact heap on horizontal and vertical piston mandril, and hobboing cutter load passes through piston mandril, liquid Medium, adjusting screw and cylinder cover screw are transmitted on tool apron, and load transfer path is by liquid medium, when cutterhead hobboing cutter is soft or hard Uneven stratum and pebble layer driving when having larger shock loading, alleviate temporary impact load by relief arrangement;It is revolved in cutterhead Turn the opposite side in direction and shock loading energy is absorbed by alloy damping unit.
Description of the drawings
Fig. 1 is the front view that the present invention reduces shield cutter hobboing cutter shock loading device;
Fig. 2 is the sectional view that the present invention reduces shield cutter hobboing cutter shock loading device.
【Main element symbol description】
1:Tool post
2:Cutterhead hobboing cutter
3:Alloy damping vibration attenuation part
4:Wedge-shaped compact heap
5:Cutterhead axle journal
6:Spring
71:Pressure release check valve
72:Oiling check valve
8:Resetting spring
9:Ball sealer
10:Adjusting screw
11:Cylinder cover screw
12:Piston mandril
13:Bottom compact heap
14:Gasket
15:First nut
16:Second nut
17:Bolt
18:Boss
19:Hydraulic cylinder
20:Piston
Specific implementation mode
It is of the invention to reach the technological means and effect that predetermined goal of the invention is taken further to illustrate, below in conjunction with Attached drawing and preferred embodiment, to reduction shield cutter hobboing cutter shock loading device its specific embodiment party proposed according to the present invention Formula, structure, feature and its effect are described in detail as after.
It please refers to Fig.1 and Fig. 2, for a kind of structural representation reducing shield cutter hobboing cutter shock loading device of the present invention Figure, apparatus of the present invention include tool post 1 and cutterhead hobboing cutter 2, and the cutterhead axle journal 5 of cutterhead hobboing cutter 2 is pressed on by wedge-shaped compact heap 4 On 1 on hob holder, which is pressed in thereon by one end, and the other end passes through the bolt 17 of tool post 1 to fix.It should 17 other end of bolt is locked by the first nut 15 and the second nut 16.Preferably, second nut 16 and tool post 1 Between be additionally provided with bottom compact heap 13, but not limited to this.Preferably, between 13 and second nut 16 of the bottom compact heap It is additionally provided with gasket 14.
Alloy damping vibration attenuation part 3 is additionally provided between one end that the bolt 17 is pressed on wedge-shaped compact heap 4 and tool post 1.
The tool post 1 is equipped with relief arrangement with 5 connecting position of cutterhead axle journal.Preferably, the relief arrangement is located at cutterhead Axle journal 5 is horizontally and vertically.Preferably, the relief arrangement includes piston mandril 12, hydraulic cylinder 19 and cylinder cap spiral shell Nail 11, wherein 12 one end of the piston mandril is equipped with boss 18, which offsets with cutterhead axle journal 5, and the other end is inserted into hydraulic pressure In cylinder 19, and end is equipped with piston 20.Preferably, having gap between the boss 18 and tool post 1.
The end of the hydraulic cylinder 19 is closed by the cylinder cover screw 11 being located on tool apron 1, and the piston 20 and cylinder cap It is marked with liquid medium between screw 11.
Preferably, one end that the piston mandril 12 is inserted into hydraulic cylinder 19 is equipped with spring 6, which is in compression State, one end offset with piston 20, and the other end is pressed on hydraulic cylinder 19.
Preferably, the cylinder cover screw 11 is equipped with adjusting bolt 10, it to be used for the position of regulating piston mandril 12.
Preferably, aperture is offered on the end of the hydraulically full one end of the hydraulic cylinder 20 and side wall, interior difference Equipped with pressure release check valve 71 and oiling check valve 72.The check valve includes unidirectional valve body, ball sealer 9 and resetting spring 8. Wherein in pressure release check valve 71,8 one end of resetting spring is pressed on unidirectional valve body, and the other end is pressed on ball sealer 9, ball sealer 9 It seals on the osculum of 20 end of pressure cylinder.In oiling check valve 72, it is additionally provided with the cylinder to connect with the osculum of 20 side wall of hydraulic cylinder, Resetting spring 8 is located in the cylinder, and ball sealer 9 is pressed in by unidirectional valve body on the resetting spring 8, is sealed to cylinder.With For horizontal direction hydraulic cylinder 20, in one aperture of right side opening of hydraulic cylinder 20, installation pressure release check valve 71, the side wall of hydraulic cylinder 20 Open another aperture, installation oiling check valve 72.When piston mandril 12 is moved right by hobboing cutter pressure, piston mandril 12 compresses liquid Body medium makes liquid medium overflow hydraulic cylinder, is unloaded to play when pressure reaches the pressure release check valve 71 on an open-top right side of timing The effect of lotus;When the liquid medium in hydraulic cylinder is reduced, by controlling the oiling check valve 72 on 20 side wall of hydraulic cylinder, realization is outer Supply of the portion to hydraulic cylinder liquid medium.
Above-mentioned pressure release check valve 71 and oiling check valve 72 can carry out pressure tune by the screw on unidirectional valve body It is whole.
For the present invention when shield cutter hobboing cutter is by temporary impact load, by taking horizontal direction as an example, load passes through piston top Bar 12, liquid medium, adjusting bolt 7 and cylinder cover screw 11 act on tool apron 1, and liquid medium absorbs impact energy at this time, reduce The shock loading that hobboing cutter horizontal direction is subject to, when shock loading is excessive, pressure release check valve 71 is opened, and liquid medium is by aperture stream Go out to reach off-load purpose, the liquid medium of outflow is supplemented by oiling check valve 72;Vertical direction reduces the principle of shock loading It is identical.Alloy damping device 3 absorbs the shock loading energy of horizontal other direction.
The above described is only a preferred embodiment of the present invention, limitation in any form not is done to the present invention, though So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, according to the technical essence of the invention Any simple modification, equivalent change and modification made to the above embodiment, in the range of still falling within technical solution of the present invention.

Claims (9)

1. a kind of reduction shield cutter hobboing cutter shock loading device comprising tool post (1) and cutterhead hobboing cutter (2), feature exists In the cutterhead axle journal (5) of the cutterhead hobboing cutter (2) is pressed on by wedge-shaped compact heap (4) on tool post (1);Bolt (17) one For side pressure on wedge-shaped compact heap (4), the other end passes through tool post (1), and is locked by the first nut (15) and the second nut (16) Tightly on tool post (1);It is additionally provided with conjunction between described bolt (17) one end being pressed on wedge-shaped compact heap (4) and tool post (1) Golden damping vibration attenuation part (3);The tool post (1) is equipped with relief arrangement with cutterhead axle journal (5) joint;
The relief arrangement includes piston mandril (12), hydraulic cylinder (19) and cylinder cover screw (11), wherein piston mandril (12) one end is equipped with the boss (18) to offset with cutterhead axle journal (5), and the other end is inserted into hydraulic cylinder (19), and end is equipped with piston (20), which is closed by cylinder cover screw (11), and liquid Jie is marked between piston (20) and cylinder cover screw (11) Matter.
2. reduction shield cutter hobboing cutter shock loading device according to claim 1, which is characterized in that wherein described unloads Lotus device is located at cutterhead axle journal (5) both horizontally and vertically.
3. reduction shield cutter hobboing cutter shock loading device according to claim 1, which is characterized in that wherein described the Bottom compact heap (13) is additionally provided between two nuts (16) and tool post (1).
4. reduction shield cutter hobboing cutter shock loading device according to claim 3, which is characterized in that the wherein bottom Gasket (14) is additionally provided between portion's compact heap (13) and the second nut (16).
5. reduction shield cutter hobboing cutter shock loading device according to claim 1, which is characterized in that wherein described is convex There is gap between platform (18) and tool post (1).
6. reduction shield cutter hobboing cutter shock loading device according to claim 1, which is characterized in that the wherein work Plug mandril (12) is located at one end in hydraulic cylinder (19) and is equipped with compressed spring (6), spring (6) one end and piston (20) phase It supports, the other end is pressed on hydraulic cylinder (19).
7. reduction shield cutter hobboing cutter shock loading device according to claim 1, which is characterized in that the wherein cylinder Lid screw (11) is equipped with adjusting bolt (10).
8. reduction shield cutter hobboing cutter shock loading device according to claim 1, which is characterized in that the wherein liquid Aperture is offered on the end at cylinder pressure (19) hydraulically full end and side wall, is inside respectively provided with pressure release check valve (71) and oiling Check valve (72).
9. reduction shield cutter hobboing cutter shock loading device according to claim 8, which is characterized in that wherein described lets out It includes unidirectional valve body, ball sealer (9) and resetting spring (8) to press check valve (71), and resetting spring (8) one end is pressed in check valve sheet On body, the other end is pressed on ball sealer (9), and ball sealer (9) seals on the osculum of pressure cylinder (19) end;The oiling is unidirectional Valve (72) includes unidirectional valve body, ball sealer (9), resetting spring (8) and the cylinder to connect with the osculum of hydraulic cylinder (19) side wall Body, resetting spring (8) are located in the cylinder, and ball sealer (9) is pressed in by unidirectional valve body on resetting spring (8), to hydraulic cylinder (19) it is sealed.
CN201611059408.1A 2016-11-25 2016-11-25 A kind of reduction shield cutter hobboing cutter shock loading device Expired - Fee Related CN106401596B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611059408.1A CN106401596B (en) 2016-11-25 2016-11-25 A kind of reduction shield cutter hobboing cutter shock loading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611059408.1A CN106401596B (en) 2016-11-25 2016-11-25 A kind of reduction shield cutter hobboing cutter shock loading device

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CN106401596B true CN106401596B (en) 2018-08-24

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111811397A (en) * 2020-06-17 2020-10-23 山东大学 System and method for detecting pressure balance abrasion of TBM cutter

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CN107014603B (en) * 2017-06-06 2019-03-15 中铁隧道集团有限公司 A kind of experimental method obtaining different geology operating condition shield cutter exciting forces
CN107486632B (en) * 2017-09-30 2019-01-22 重庆鑫盟精密模具有限公司 Laser type mold carving device
CN108035727B (en) * 2018-01-19 2024-04-12 浙江大学城市学院 Elastic connecting device for shield machine scraper and shield cutter head
CN109184712B (en) * 2018-09-06 2024-03-01 西安科技大学 Self-impact hob for shield machine and method for impact breaking rock surface by using self-impact hob
CN109281683B (en) * 2018-11-05 2020-08-14 大连理工大学 Vibration reduction design method for hard rock heading machine for changing bolt material at flange of cutter head
CN109372537B (en) * 2018-11-28 2024-08-16 中铁工程装备集团有限公司 Novel hob blade holder capable of rapidly changing hob based on electrohydraulic control
CN110842278A (en) * 2019-11-19 2020-02-28 太重煤机有限公司 Locking device for cutting edge tool apron of cold shearing machine
CN110985022B (en) * 2019-12-20 2021-11-02 中国铁建重工集团股份有限公司 Tool apron device
CN113153332B (en) * 2021-05-31 2022-11-15 安徽唐兴装备科技股份有限公司 Cutter head capable of adjusting balance of hob
CN114233305B (en) * 2021-11-02 2024-01-02 中铁隧道股份有限公司 Shield tunneling machine capable of increasing particle damping
CN114017456B (en) * 2021-11-04 2022-07-22 无锡中铁城轨装备有限公司 High-efficient damping device of shield machine

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JP2002005762A (en) * 2000-06-16 2002-01-09 Ishikawajima Harima Heavy Ind Co Ltd Thrust measuring method for shield machine cutter driving rotary ring and its device
CN201747380U (en) * 2010-09-10 2011-02-16 中铁隧道装备制造有限公司 Shield and TBM cutter head new wedge-shaped installation cutter rest
CN202493270U (en) * 2012-01-20 2012-10-17 张厚美 Floating type shock absorption cutter box for installing hob
CN204805193U (en) * 2014-09-24 2015-11-25 广东华液动力科技有限公司 Relief valve
CN204984428U (en) * 2015-09-02 2016-01-20 昆山众备机械设备有限公司 Shield constructs quick -witted hobbing cutter mechanism

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Publication number Priority date Publication date Assignee Title
JP2002005762A (en) * 2000-06-16 2002-01-09 Ishikawajima Harima Heavy Ind Co Ltd Thrust measuring method for shield machine cutter driving rotary ring and its device
CN201747380U (en) * 2010-09-10 2011-02-16 中铁隧道装备制造有限公司 Shield and TBM cutter head new wedge-shaped installation cutter rest
CN202493270U (en) * 2012-01-20 2012-10-17 张厚美 Floating type shock absorption cutter box for installing hob
CN204805193U (en) * 2014-09-24 2015-11-25 广东华液动力科技有限公司 Relief valve
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111811397A (en) * 2020-06-17 2020-10-23 山东大学 System and method for detecting pressure balance abrasion of TBM cutter
CN111811397B (en) * 2020-06-17 2022-03-04 山东大学 System and method for detecting pressure balance abrasion of TBM cutter

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Effective date of registration: 20171127

Address after: 450000 science avenue of Zhengzhou national high tech Industrial Development Zone, Zhengzhou, Henan Province, No.

Applicant after: STATE KEY LABORATORY OF SHIELD MACHINE AND BORING TECHNOLOGY

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