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
  • E21D9/10—Making by using boring or cutting machines
  • E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
• • 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
  • E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
• • 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
  • E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
  • E21D9/112—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary heads

Definitions

• the invention relates to a cutting roller assembly according to the preamble of claim 1.
• the invention further relates to a cutting wheel equipped with cutting wheel assemblies.
• Such a cutting roller assembly and equipped with cutting roller assemblies cutting wheel are known from DE 44 08 992 C1.
• the known cutting roller arrangement for a cutting wheel of a tunnel boring machine has a replaceable pot and a bearing block, which is mounted displaceably in the replaceable head along a displacement axis.
• a cutting roller unit is present, which has at least one rotatably mounted in the bearing block and acting along an axis of action cutting roller.
• the displacement axis and the axis of action are aligned.
• cutting roller assemblies are spaced relatively widely apart in a radial direction.
• the invention is based on the object to provide a cutting roller assembly of the type mentioned, which allows a closely spaced arrangement, especially in the center region of a cutting wheel of a tunnel boring machine.
• the invention is further based on the object to provide a cutting wheel for a tunnel boring machine, in the cutting lenan angelen in the center region are arranged closely adjacent.
• the first object is achieved according to the invention in a cutting roller assembly of the type mentioned above with the characterizing features of claim 1.
• the second object is achieved in a cutting wheel for a tunnel boring machine according to the invention with the features of patent claim 7.
• a plurality of cutting roller arrangements according to the invention can be arranged next to one another closely next to one another with the cutting roller units, wherein the exchangeable cups are arranged at an angle pointing away from one another and thus room for further , in particular for changing cutting rollers required equipment is created.
• FIG. 1 is an end view of an embodiment of a cutting wheel according to the invention a tunnel boring machine, which in a central region with a number of Embodiments of inventive cutting roller assemblies is equipped,
• Fig. 2 in a perspective view of the arrangement according to
• Fig. 3 is a perspective view of the arrangement according to
• FIG. 4 is a sectional view of an embodiment of a cutting roller assembly according to the invention with a cutting roller unit, which is arranged in an advanced working position,
• FIG. 5 shows a sectional view of the embodiment of a cutting roller arrangement according to the invention according to FIG. 4 with the cutting roller unit in an intermediate position
• Fig. 6 is a sectional view of the embodiment of a cutting roller assembly according to the invention shown in FIG. 4 with the cutting roller unit in a retracted maintenance position and
• Fig. 7 in a sectional view of another embodiment of a cutting roller assembly according to the invention with two cutting roller units, which are arranged in an advanced working position.
• the cutting wheel 1 shows an exemplary embodiment of a cutting wheel 1 according to the invention of a tunnel boring machine in an end view with a view of the front side in the direction of dismantling.
• the cutting wheel 1 has a flat cutting wheel plate 2, which is equipped with a number of per se known Peripheriesschneidrollenanssenen 3.
• the peripheral cutting roll arrangements 3 are arranged radially on the outside of a central center region 4 of the cutting wheel plate 2 and are relatively widely spaced from one another in each case in a radial direction.
• a simply equipped center cutting roll arrangement 5 a double equipped center cutting roll arrangement 6 and at least one transition cutting roll arrangement 7 are present.
• FIG. 2 shows a perspective view of the arrangement according to FIG. 1 in the center region 4 with a view to the front side of the cutting wheel plate 2 of the cutting wheel 1 in the direction of dismantling.
• transitional cutting roll arrangements 7 arranged radially on the outside of the center cutting roll arrangements 5, 6, which are at least partially embodied as exemplary embodiments of cutting roll arrangements according to the invention.
• the illustration according to FIG. 2 reveals that the center cutting roller arrangements 5, 6 and the transition cutting roller arrangements 7 have as cutting rollers double cutting rollers 8, each of which has two cutting discs 9.
• the center cutting roller assemblies 5, 6 and the transition cutting roller assemblies 7 are each surrounded by a contour-matched wear protection plate 10, which are mounted for protection on the front in the direction of degradation of the Schneidradplatte 2.
• FIG. 3 shows a perspective view of the arrangement according to FIG. 2 in the center region 4 with a view towards the rear side of the cutting wheel plate 2 of the cutting wheel 1 in the direction of dismantling.
• a number of rigid cylinder suspension rods 13 are mounted on a number of Winkel cartinoun 1 1 via radially outwardly projecting fastening tongues 12, which are connected with their ends facing away from the Schneidradplatte 2 with a respective Winkel cartinopf 1 1 associated cylinder suspension 14.
• Each cylinder suspension 14, which is arranged on the associated Winkel cartinopf 1 1 of the Schneidradplatte 2 side facing away, in turn, as a displacement unit carries a retraction cylinder 15 which extends from the respective cylinder suspension 14 in the respective angle change pot 1 1 inside.
• Further transition cutting roller assemblies 7 each have a parallel change pot 16, which is aligned at right angles with respect to the plane of the Schneidradplatte 2.
• angle change pans 1 1 and in the expediently differently long designed parallel change pots 16 also dip withdrawal cylinder 15 as a displacement units, which are attached with their the Schneidradplatte 2 opposite ends of Zylinderank spadschen 17, which in turn with the cutting wheel 1 in Connection stand.
• Both the center cutting roll arrangements 5, 6 and the transition cutting roll arrangements 7 are provided with gate valves 18 equipped with slide units.
• Each gate valve 18 is slidably mounted in a slide housing 19 of the displacement unit, which is integrated into the respective angle change pot 1 1 or parallel change pot 16.
• FIG. 4 shows in a sectional view an embodiment of a cutting roller arrangement according to the invention in the form of a transitional cutting roller arrangement 7. From FIG. 4 it can be seen that the illustrated angle change pot 1 1, as well as the other angle change pots 1 1, in two parts each with an interposed slide housing 19 are constructed. Each angle change pot 1 1 has a number of parallel walls 21 aligned parallel to a in FIG. 4, as well as in the following figures, dashed illustrated displacement axis 20. On the side facing in intended installation of the Schneidradplatte 2 side each Winkel conferencenopf 1 1 is formed with an angle wall 22 which is formed on a parallel wall 21 and angled to the displacement axis 20, but at right angles to the Schneidradplatte 2, aligned.
• the illustrated transition cutting roller arrangement 7 has a cutting roller unit 23 as an embodiment of a cutting roller arrangement according to the invention, as well as the center cutting roller arrangements 5, 6 not shown in FIG. 4 as further embodiments of cutting roller arrangements according to the invention.
• the bearing block 24 is formed according to the Winkel cartinopf 1 1 with a number of parallel walls 25 which are aligned parallel to the displacement axis 20 and arranged so that they at the radially inwardly facing inner sides of the parallel walls 21 of the Winkel contopfes 1 1 substantially free of play and are slidably mounted along the displacement axis 20.
• the retraction cylinder 15 engages on the bearing block 24 via a connection unit 26 on the side facing away from the double cutting roller 8.
• an angle wall 27 is formed on the side facing away from the connection unit 26, which is aligned angled relative to the displacement axis 20 like the angle wall 22 of the angle change pot 1 1.
• the bearing block 24 carries on its side remote from the connecting unit 26 a bearing axis 28 of the cutting roller unit 23 to which the double cutting roller 8 is mounted.
• the bearing shaft 28 is held at one end to the angle wall 27 and at the other end to the angle wall 27 opposite parallel wall 25 of the bearing block 24, so that in Fig. 4, as well as in the following figures, dash-dotted axis of action 29, the oriented at right angles to the Schneidradplatte 2, is angled relative to the displacement axis 20.
• dash-dotted axis of action 29 the oriented at right angles to the Schneidradplatte 2
• the cutting roller unit 23 is arranged in an advanced working position, in which, after extension of the retraction cylinder 15, the cutting discs 9 project beyond the cutting wheel plate 2.
• the working position of the bearing block 24 is in particular in the region of its angular wall 27 and adjoining the angled wall 27 of the bearing block 24 parallel wall 25 positively against the corresponding areas of the Winkel docknopfes 1 1, so that acting on the cutting roller unit 23 in the direction of the axis of action 29 forces due to the angled relative to the axis of action 29 shift axis 20 are partially introduced into the angle change pot 1 1.
• FIG. 5 shows a sectional view of the embodiment of a cutting roller arrangement according to the invention in the form of a transitional cutting roller arrangement 7 according to FIG. 4 with the cutting roller unit 23 in an intermediate position which, starting from the working position according to FIG. 4, is taken by shortening the working length of the retraction cylinder 15 has been.
• FIG. 6 shows, in a sectional view, the embodiment of a cutting roller arrangement according to the invention in the form of a transitional cutting roller arrangement 7 according to FIG. 4 with the cutting roller unit 23 in a retracted maintenance position which has been occupied by a maximum shortening of the working length of the retraction cylinder 15.
• the cutting roller unit 23 so far retracted in the angle change pot 1 1, that the gate valve 18 the angle change pot 1 1 pressure-tight against the front in the direction of dismantling front side of the Schneidradplatte 2 finally in the Winkel conferencenopf 1 1 is inserted.
• FIG. 7 shows, in a sectional view as a further exemplary embodiment of a cutting roller arrangement according to the invention, the double-equipped center cutting roller arrangement 6, which has two cutting roller units 20.
• the angle change heads 1 1 of the center Cutting roller assembly 6 are arranged so that the displacement axes 20 in the direction of the Schneidradplatte 2 to run towards each other and intersect in the degradation direction at a distance from the Schneidradplatte 2.
• the cutting roller units 20 are arranged in the view of FIG. 7 in an advanced working position and due to the approach in the direction of the Schneidradplatte 2 approximate alignment of the two Winkel cafenexcellent 1 1 closely adjacent, wherein at the same time at a distance from the Schneidradplatte 2 against the degradation direction due
• the obliquely arranged angle changing heads 1 1 of the center cutting roller arrangements 5, 6 and adjacent embodiments of transition cutting roller arrangements 7 according to the invention provide a relatively large amount of space for structurally relatively simple arrangement of the withdrawal cylinders 15 and in particular of the cylinder suspension rods 13 in the center area 4.

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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)
• Excavating Of Shafts Or Tunnels (AREA)
• Processing Of Stones Or Stones Resemblance Materials (AREA)
• Crushing And Grinding (AREA)
• Earth Drilling (AREA)

Priority Applications (9)

Applications Claiming Priority (2)

Publications (1)

Family

ID=53442758

Family Applications (1)

Country Status (10)

Families Citing this family (4)

Citations (2)

Family Cites Families (16)

• 2014
  • 2014-07-22 DE DE102014110310.6A patent/DE102014110310A1/de not_active Withdrawn
• 2015
  • 2015-06-15 JP JP2016570074A patent/JP6514719B2/ja active Active
  • 2015-06-15 RU RU2016148221A patent/RU2657264C1/ru not_active IP Right Cessation
  • 2015-06-15 CA CA2946680A patent/CA2946680A1/en not_active Abandoned
  • 2015-06-15 US US15/308,258 patent/US9732613B2/en active Active
  • 2015-06-15 EP EP15730451.0A patent/EP3172400B1/de active Active
  • 2015-06-15 WO PCT/EP2015/063275 patent/WO2016012156A1/de not_active Ceased
  • 2015-06-15 AU AU2015294307A patent/AU2015294307B2/en not_active Ceased
  • 2015-06-15 ES ES15730451.0T patent/ES2687395T3/es active Active
  • 2015-06-15 CN CN201580048128.8A patent/CN106687660B/zh active Active

Patent Citations (2)

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