EP1094197A1 - Werkzeuganlage zum Setzen oder Entfernen von Werkzeugen in einer Tunnelvortriebsmaschine - Google Patents

Werkzeuganlage zum Setzen oder Entfernen von Werkzeugen in einer Tunnelvortriebsmaschine Download PDF

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Publication number
EP1094197A1
EP1094197A1 EP00402903A EP00402903A EP1094197A1 EP 1094197 A1 EP1094197 A1 EP 1094197A1 EP 00402903 A EP00402903 A EP 00402903A EP 00402903 A EP00402903 A EP 00402903A EP 1094197 A1 EP1094197 A1 EP 1094197A1
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EP
European Patent Office
Prior art keywords
vertical
tool
adapter
hinge pin
gripping members
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.)
Withdrawn
Application number
EP00402903A
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English (en)
French (fr)
Inventor
François Pradier
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.)
NFM Technologies SAS
Original Assignee
NFM Technologies SAS
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 NFM Technologies SAS filed Critical NFM Technologies SAS
Publication of EP1094197A1 publication Critical patent/EP1094197A1/de
Withdrawn legal-status Critical Current

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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
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
    • E21D9/104—Cutting tool fixtures
    • 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
    • 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

Definitions

  • the present invention relates to a set of tools for installing and removing working tools from a machine tunneling.
  • tunnel boring machine have a large mobile structure and called a shield having a substantially circular section whose diameter corresponds to the diameter of the tunnel which we dig.
  • the shield is formed by an envelope cylindrical in two parts, a first part called rear bumper and a second part called bumper front connected to said rear bumper by a system floating joints to allow angular movements low amplitudes.
  • the front bumper carries a cutting head which comes into contact with the working face to achieve the cutting of the formation crossed by the tunnel and which present in the general form of a circular tray of same diameter as the shield.
  • the cutting head is equipped with a set of tools of work and the felling of the land is obtained by the rotation of this cutting head at a determined speed which depends on the nature of the ground to be dug and simultaneously by pushing this cutting head against the forehead of size.
  • the front bumper also has a partition transverse and fixed, arranged behind the cutting head and determining with it a slaughter chamber inside from which the spoil or rubble is collected resulting from the felling of the ground under the advance of the TBM.
  • Work tools are trained for example by cutting tools consisting of shaped knurls of discs having a sharp circular edge.
  • the wheels are freely rotatable on an axis itself fixed in a tool housing having the shape of a generally rectangular wedge.
  • the housing is fixed, generally by welding, on the cutting head.
  • the work tool change operation consists in depositing from the housing the assembly constituted by the supports, axle, bearings, hub and disc and to assemble a new or renovated unit. Now, this set is heavy and weighs, depending on the type of work tool, a hundred or several hundred kilograms and the operations installation and removal takes place in the room slaughter, therefore in difficult conditions.
  • change operations working tools are produced by means of a hoist installed in the slaughter room and comprising means attachment to the work tools to be replaced.
  • the object of the invention is to avoid these drawbacks by proposing a set of installation tools and removal of working tools from a digging machine tunnel which simplifies disassembly operations and mounting these tools and doing the different phases with precision.
  • the invention therefore relates to a set of tools for installing and removing working tools from a machine tunnel excavation comprising a cylindrical casing on the front of which are arranged, on the one hand, a cutting head formed by a circular plate driven rotating and supporting work tools and, on the other part, a transverse and fixed partition, arranged behind the cutting head and determining with it a chamber felling, characterized in that it comprises an articulated arm comprising at least three vertical articulation axes and provided at one end with hooking means in the chamber slaughter and at the other end of support means of an adapter comprising gripping members of a working tool and cooperating with means for adjusting the vertical position of the grippers and the position angular of said gripping members around a horizontal axis of rotation.
  • a digging machine 1 called a tunnel boring machine, which typically consists of an envelope generally cylindrical, in two independent parts, a first part 2 called rear bumper and a second part 3 called the front shield.
  • Front bumper 3 carries a designated cutting head as a whole by the reference 4, and which comes in contact with the face of size A to carry out the cutting of the formation crossed by the tunnel and which presents itself in the general form of a circular plate 5 (Fig. 2) of same diameter as the rear bumper 2 and the bumper before 3.
  • the cutting head 4 is rotated by at least one motor 6 at a determined speed which is depending on the nature of the ground to be dug.
  • the plate 5 of the cutting head 4 carries, on its front of work tools 7, such as crushing wheels and / or slaughter tools and the front bumper 3 also has a vertical partition 8 and fixed, arranged behind the cutting head 4 and sparing with this a slaughter chamber 9.
  • the rear shield 2 and the front shield 3 are connected to each other by a set of 10 joints floating which allows angular movements and of translation of this front shield 3 relative to said shield rear 2.
  • the digging machine 1 also includes means 12 for axially moving the assembly formed by the rear shield 2, the front shield 3 and the head of section 4, a device 13 for installing segments 14 inside of the tunnel and a screw conveyor 15 intended for evacuation material torn off and mixed with an additional product in the slaughter room 9.
  • the means 12 for axially moving the shield rear 2 as well as front shield 3 and head cutting 4 are formed by a ring of cylinders 12a integral of the front shield 3 and which come to bear against the segment of segments 14 placed inside the tunnel so as to exert on the front shield 3, the necessary thrust excavation of the land crossed.
  • the angular variations of the cutting head 4 are obtained by thrust differences between the different verrines 12a.
  • the working tools 7 undergo wear and tear so it is necessary to replace them after a certain operating time or after a certain length of advance of the tunnel.
  • the replacement of work tools 7 is carried out on the internal face of the cutting head 4, it is say inside the slaughter chamber 9 by means of a set of tools for installing and removing work tools 7 and which is designated by the general reference 20 on Figures 3 to 12.
  • the tool assembly 20 is placed in the slaughter chamber 9 and it is suitable for installation and removal of working tools 7 located on the peripheral edges of the cutting head 4, as shown in FIG. 3, or on the central part of said cutting head 4, as shown in Fig. 4.
  • the tool assembly 20 can be fixed on the transverse bulkhead 8 of the front bumper 3 or on the inner face of the cutting head 4.
  • the tool assembly 20 is suitable for the replacement of work tools 7 of different types and up to several hundred kilograms.
  • the tool assembly 20 includes an arm articulated 21 comprising at least three axes of articulation vertical, respectively 22a, 22b and 22c, and provided at one end hooking means 30 in the slaughter chamber 9 and at the other end of support means 40 of an adapter 50 comprising gripping members of a tool work 7.
  • the articulated arm 21 is formed by two rigid elements, respectively 23a and 23b, connected one to the other by a vertical hinge pin 22b.
  • the end free of the first element 23a is connected to the hooking means 30 by a vertical hinge pin 22a and the end free of the second element 23b is connected to the means of support 40 of the adapter 50 by a vertical hinge pin 22c.
  • the articulated arm 21 is formed by three rigid elements, respectively 23a, 23b and 23c, connected between them by a vertical articulation axis, respectively 22b and 22d.
  • the free end of the first element 23a is connected to the hooking means 30 by a hinge pin vertical 22a and the free end of the third element 23c is connected to the support means 40 of the adapter 50 by a vertical hinge pin 22c.
  • the use of the three-element articulated arm depends on the location of the work tool to be replaced and this type of articulated arm is used most often for installing and removing working tools located in the middle and peripheral parts of the head section 4.
  • attachment means 30 of the articulated arm 20 in the chamber slaughter 9 are formed by screwing members 31 and by centering pins 32 mounted on the hinge pin 22a of the first element 23a and intended to cooperate with corresponding holes, respectively 33 and 34, formed in a plate 35 fixed to a wall of the chamber slaughter 9.
  • the adapter 50 mounted at the free end of the articulated arm 20 to using the support means 40 is formed by a vertical tube 51 supporting members 52 for gripping a tool work 7.
  • the means 40 for supporting the tube 51 of the adapter 50 are formed by a yoke 41 comprising two branches horizontal, respectively 41a and 41b, each mounted free to rotate on one end of the hinge pin vertical 22c using a thrust ball bearing or a roller stop 42.
  • the two horizontal branches 41a and 41b of the yoke 41 are connected together by a branch vertical 43.
  • means 40 for supporting the tube 51 of the adapter 50 are also formed by two parallel rods 44 connected to one 44a from their ends to the upper branch 41a of the yoke 41 by means of a horizontal axis 45 and the other 44b from their ends to said tube 51 of the adapter 50 by a horizontal axis 46.
  • the tube 51 of the adapter 50 can move in a vertical plane around the horizontal axis 46.
  • the gripping members of the working tool 7 are formed by at least two screwing elements 52 supported by the vertical tube 51 and whose threaded free end 52a cooperates with a threaded orifice made in the tool 7, as shown for example on Figs. 5 and 8.
  • the adapter 50 can have different configurations.
  • the vertical tube 51 extends below of the yoke 41 and the screwing elements 52 ensuring gripping the work tool 7 to be replaced are carried directly by said vertical tube 51.
  • the vertical tube 51 of the adapter 50 extends above the yoke 41 and the screwing elements 52 ensuring gripping work tool 7 are worn directly by said vertical tube 51 above this yoke 41.
  • the vertical tube 51 of the adapter 50 extends on either side of the yoke 41 and the elements of screw 52 are carried directly by said vertical tube 51 on each side of this yoke 41.
  • the vertical tube 51 supports a frame 55 whose vertical branches 55a carry the elements screw 52 for gripping the tool work 7 to be replaced.
  • the adapter 50 also includes screws 53 intended to rest on the casing of the working tool 7 to be replaced in order to exert an extraction effort from said work tool 7 relative to its housing when changing of said working tool.
  • the extraction screws 53 are mounted at each end of several horizontal uprights 54 carried by the vertical tube 51 of the adapter 50, as shown in Figs. 10 to 12, or on the corners of frame 55, as shown in Fig. 9.
  • the tool assembly 20 also includes means for adjusting the vertical position of the grip 52 and the angular position of said members grip 52 around the horizontal axis of rotation 46.
  • means for adjusting the vertical position of the gripping 52 of the working tool 7 are formed by a vertical screw 60 mounted on the upper branch 41a of the yoke 41 and whose threaded free end 61a cooperates with a nut 62 carrying a stud 63 secured to the vertical tube 51 of adapter 50.
  • the support between the nut 62 and the stud 63 is a spherical support.
  • the nipple 63 has a slot vertical passage 63a for the rod of the screw 60 which allows to change the adapter 50 according to the tool installation to be replaced without removing the screw 60 and the nut 62. Indeed, to change the adapter 50, it suffices to disassemble the horizontal axis 46 and release the nut 63 from the screw rod 60 by an appropriate movement.
  • Means for adjusting the angular position gripping members 52 are formed, as shown in Figs. 5 and 7, by a horizontal screw 65 carried by the lower branch 41b of the yoke 41 that is to say below of the horizontal axis 45 of connection between the two rods 44 and said yoke 41.
  • the free end 65a of the horizontal screw 65 is supported on the tube 51 of the adapter 50 which allows when rotating said screw 65 to rotate the adapter 50 around the horizontal axis 46 and so ability to adjust position of grippers 52 by relative to the orifices made in the working tool 7 to replace.
  • the tool assembly 20 also includes means of blocking the various joints as well as hooking elements with a transport system for facilitate handling.
  • the tool set 20 When removing a used work tool 7, the tool set 20 is introduced into the chamber slaughter 9 by passing it through a manhole and it is fixed on the internal face of the cutting head 4 or on the transverse wall 8 depending on the position of the tool work to be removed.
  • the tool assembly 20 is positioned on the receiving plate 35 using the pins of centering 32 and it is fixed on said plate 35 by means screwing elements 31.
  • the gripping members 52 are brought gradually opposite the receiving openings in work tool 7 to be removed by rotating the different elements of the articulated arm 21 around the axes hinge 22a, 22b and 22c and by acting on the screws adjustment 60 and 65.
  • the gripping members 52 are screwed in the receiving holes in the work tool 7 and this working tool 7 is extracted from its housing by acting on the screws 53 which exert an extraction force on the housing of the work tool to be removed.
  • the working tool 7 supported by the organs of grip 52 is released from its housing and the articulated arm 21 is moved to bring the working tool 7 into a suitable area of the slaughter chamber 9 where it can be taken back by conventional handling means.
  • this working tool 7 is brought opposite the organs gripping 52 of the tool assembly 20 previously mounted in the slaughter chamber 9.
  • the working tool 7 is fixed on the organs of gripping 52 and the articulated arm 21 is moved to have the working tool 7 opposite its casing.
  • the gripping members 52 are removed from said work tool and the tool assembly 20 is removed from the slaughter chamber 9.
  • the tool assembly according to the invention has the advantage of being compact and light and reduces significantly the efforts required of operators which increases the safety of these operators and increase the precision of docking movements thanks to to the different possibilities of adjusting the position of the gripping bodies for working tools and thanks to components of the articulated arm which can pivot the relative to each other at an angle of 260 °.

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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)
EP00402903A 1999-10-22 2000-10-19 Werkzeuganlage zum Setzen oder Entfernen von Werkzeugen in einer Tunnelvortriebsmaschine Withdrawn EP1094197A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9913226A FR2800123B1 (fr) 1999-10-22 1999-10-22 Ensemble d'outillage de pose et de depose d'outils de travail d'une machine de creusement de tunnel
FR9913226 1999-10-22

Publications (1)

Publication Number Publication Date
EP1094197A1 true EP1094197A1 (de) 2001-04-25

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ID=9551255

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EP00402903A Withdrawn EP1094197A1 (de) 1999-10-22 2000-10-19 Werkzeuganlage zum Setzen oder Entfernen von Werkzeugen in einer Tunnelvortriebsmaschine

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Country Link
EP (1) EP1094197A1 (de)
FR (1) FR2800123B1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011076616A1 (fr) * 2009-12-22 2011-06-30 Bouygues Travaux Publics Procede de remplacement d'une molette de tunnelier, dispositif de manipulation et molette adaptes a un tel procede
FR3041373A1 (fr) * 2015-09-21 2017-03-24 Nfm Tech Systeme de maintenance pour tunnelier et tunnelier associe
CN109184716A (zh) * 2018-11-12 2019-01-11 严小英 一种盾构机刀盘的外置掘进组件
CN111236973A (zh) * 2020-01-13 2020-06-05 西南交通大学 一种用于板块活动带隧道的韧性结构

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2181582A2 (de) * 1972-04-28 1973-12-07 Blanzy Ouest Union Indle
DE2812686B1 (de) * 1978-03-23 1979-09-13 Demag Ag Lagerbock fuer ein Rollenbohrwerkzeug
GB2035417A (en) * 1978-11-25 1980-06-18 Hall & Pickles Ltd Tools for cutting heads
EP0631033A1 (de) * 1993-06-22 1994-12-28 VOEST-ALPINE Bergtechnik Gesellschaft m.b.H Einrichtung zum Befestigen von Disken einer Tunnelvortriebsmaschine
JPH07139291A (ja) * 1993-11-17 1995-05-30 Mitsubishi Heavy Ind Ltd シールド掘削機
US5421422A (en) * 1993-11-19 1995-06-06 Boretec Inc Roller cutter mount for tunneling machine
JPH09303086A (ja) * 1996-05-15 1997-11-25 Kawasaki Heavy Ind Ltd ブレードカッタ交換装置
FR2758853A1 (fr) * 1997-01-28 1998-07-31 Nfm Tech Ensemble d'outillage pour une machine de creusement de tunnel

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2181582A2 (de) * 1972-04-28 1973-12-07 Blanzy Ouest Union Indle
DE2812686B1 (de) * 1978-03-23 1979-09-13 Demag Ag Lagerbock fuer ein Rollenbohrwerkzeug
GB2035417A (en) * 1978-11-25 1980-06-18 Hall & Pickles Ltd Tools for cutting heads
EP0631033A1 (de) * 1993-06-22 1994-12-28 VOEST-ALPINE Bergtechnik Gesellschaft m.b.H Einrichtung zum Befestigen von Disken einer Tunnelvortriebsmaschine
JPH07139291A (ja) * 1993-11-17 1995-05-30 Mitsubishi Heavy Ind Ltd シールド掘削機
US5421422A (en) * 1993-11-19 1995-06-06 Boretec Inc Roller cutter mount for tunneling machine
JPH09303086A (ja) * 1996-05-15 1997-11-25 Kawasaki Heavy Ind Ltd ブレードカッタ交換装置
FR2758853A1 (fr) * 1997-01-28 1998-07-31 Nfm Tech Ensemble d'outillage pour une machine de creusement de tunnel

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 08 29 September 1995 (1995-09-29) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 03 27 February 1998 (1998-02-27) *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011076616A1 (fr) * 2009-12-22 2011-06-30 Bouygues Travaux Publics Procede de remplacement d'une molette de tunnelier, dispositif de manipulation et molette adaptes a un tel procede
US9429016B2 (en) 2009-12-22 2016-08-30 Bouygues Travaux Publics Method for replacing a tunnel boring machine roller cutter, handling device and roller cutter suited to such a method
FR3041373A1 (fr) * 2015-09-21 2017-03-24 Nfm Tech Systeme de maintenance pour tunnelier et tunnelier associe
WO2017050839A1 (fr) * 2015-09-21 2017-03-30 Nfm Technologies Système de maintenance pour tunnelier et tunnelier associé
CN109184716A (zh) * 2018-11-12 2019-01-11 严小英 一种盾构机刀盘的外置掘进组件
CN109184716B (zh) * 2018-11-12 2020-07-14 嘉兴麦瑞网络科技有限公司 一种盾构机刀盘的外置掘进组件
CN111236973A (zh) * 2020-01-13 2020-06-05 西南交通大学 一种用于板块活动带隧道的韧性结构
CN111236973B (zh) * 2020-01-13 2020-11-20 西南交通大学 一种用于板块活动带隧道的韧性结构

Also Published As

Publication number Publication date
FR2800123B1 (fr) 2002-01-18
FR2800123A1 (fr) 2001-04-27

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