US20030230925A1 - Cutter head and rock excavator - Google Patents

Cutter head and rock excavator Download PDF

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Publication number
US20030230925A1
US20030230925A1 US10/463,329 US46332903A US2003230925A1 US 20030230925 A1 US20030230925 A1 US 20030230925A1 US 46332903 A US46332903 A US 46332903A US 2003230925 A1 US2003230925 A1 US 2003230925A1
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US
United States
Prior art keywords
cutter head
cutter
disk roller
rock
base
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.)
Abandoned
Application number
US10/463,329
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English (en)
Inventor
Kazuyoshi Oishi
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.)
OISHI INTERNATIONAL SYSCOM Co Ltd
Original Assignee
OISHI INTERNATIONAL SYSCOM Co Ltd
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Filing date
Publication date
Application filed by OISHI INTERNATIONAL SYSCOM Co Ltd filed Critical OISHI INTERNATIONAL SYSCOM Co Ltd
Assigned to OISHI INTERNATIONAL SYSCOM CO., LTD. reassignment OISHI INTERNATIONAL SYSCOM CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: OISHI, KAZUYOSHI
Publication of US20030230925A1 publication Critical patent/US20030230925A1/en
Abandoned legal-status Critical Current

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    • 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
    • E21D9/1013—Making by using boring or cutting machines with rotary cutting tools on a tool-carrier supported by a movable boom
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/16—Machines slitting solely by one or more rotating saws, cutting discs, or wheels
    • E21C25/18—Saws; Discs; Wheels

Definitions

  • the present invention relates to a cutter head and a rock excavator provided therewith suitable for excavating base rocks in free section to proceed excavating a mine gallery, a tunnel, a shaft and the like.
  • a rock excavator 201 on which is mounted the aforesaid cutter head having the bits arranged, excavates by rotating a cutter head 202 while pressing it against the base rock and crushing the base rock against the compression strength of rocks by the bits.
  • the compression strength of the rocks increases, it is difficult to excavate the base rock and the bits are severely worn out, resulting in uneconomical.
  • Rock excavators 301 and 401 on which is mounted the aforesaid cutter head having the roller cutters arranged, excavates by rotating cutter heads 302 and 402 while pressing them against the base rocks and crushing the base rocks against the compression strength of rocks by a disk roller cutter, a button roller cutter or the like as shown in FIGS. 20 and 21, or excavates by cutting off, or so-called “undercutting,” the base rocks against the tensile strength of rocks by a disk roller cutter as shown in FIGS. 22 and 23.
  • the disk roller cutter successively in contact with the base rock cannot cut into the base rock sufficiently so that the disk roller cutter floats from the base rock along the leftover-curve L, or the base rock is scrubbed by the disk roller cutter to produce dust.
  • portions except an edge of the disk roller cutter of the cutter head 402 come in contact with the base rock to impair cutting of the disk roller cutter into the base rock, and sometimes, the whole cutter head 402 receives reaction from the base rock to be pushed back, and greatly vibrates to make the cut-off difficult.
  • a cutter head according to the present invention is characterized in structure that two kinds of disk roller cutters having different cutting lines with a direction of a support shaft and a position of a disk edge differentiated are arranged on a cutter head drum, and one is a disk roller cutter for undercut to cut off the base rock, whereas the other is a disk roller cutter for scraper to crush the base rock.
  • the two kinds of disk roller cutters are arranged in many rows front and rear, and in the vertical direction, in order to make the cut-in depth of the base rock large, and in order that a plurality of disk roller cutters are placed in contact with rocks to effectively cut into the base rock and cut the leftover.
  • the disk roller cutter may include a both-side-type disk roller cutter having disks disposed on both sides so as not to occupy space in the arrangement of the disk roller cutter.
  • a button roller cutter a rotating-type round pick, a fixed bit or a buried-type tip for cutting may be mounted in place of the disk roller cutter for scraper. There may be equipped with a mucking vane in order to efficiently remove the muck.
  • a rock excavator according to the present invention is characterized in structure that the cutter head constituted as described above is mounted on an excavating boom.
  • a shaft of the cutter head constituted as described above is mounted nearly parallel to a shaft of an excavating boom.
  • a road-header-type rock excavator wherein a shaft of the cutter head constituted as described above is mounted nearly vertical to a shaft of an excavating boom.
  • a shovel-type rock excavator wherein the cutter head constituted as mentioned above is mounted as an attachment.
  • a surface-miner-type rock excavator wherein the cutter head constituted as mentioned above is mounted.
  • FIG. 1 is a side sectional view of a cutter head according to the present invention.
  • FIG. 2 is a front view of the cutter head of FIG. 1.
  • FIG. 3 is an explanatory view showing a positional relation of disk roller cutters in a state that the cutter head of FIG. 1 is rotated.
  • FIG. 4 is an explanatory view showing the function of a disk roller cutter for undercut and a disk roller cutter for scraper.
  • FIG. 5 is an explanatory view showing the case where a disk roller cutter for undercut and a disk roller cutter for scraper are arranged in many stages particularly in order to make the cut-in depth great.
  • FIG. 6 is an explanatory view showing the case where, in the case that a cutting face of the base rock has no free section, a cutter head is mounted so that a rotating shaft thereof is nearly parallel to a boom, and particularly, a cutter head having disk roller cutters arranged in many stages for back cutting is thrust into the base rock for cutting.
  • FIG. 7 is an explanatory view showing, in the case shown in FIG. 6, a cutting track by each roller cutter traced on the base rock.
  • FIG. 8 is an explanatory view showing the case where two cutter heads are mounted so that their rotating shafts are nearly vertical to a boom, and the cutter head is thrust into the base rock for cutting.
  • FIG. 9 shows one embodiment of a cutter head in which the cutter head is arranged nearly parallel to a cutting face of the base rock, (A) being a front view of the cutter head, and (B) being a side sectional view showing a positional relation of a roller cutter.
  • FIG. 10 shows another embodiment of a cutter head in which the cutter head is arranged nearly parallel to a cutting face of the base rock, (A) being a front view of the cutter head, and (B) being a side sectional view showing a positional relation of a roller cutter.
  • FIG. 11 shows one embodiment of a cutter head in which the cutter head is arranged nearly vertical to a cutting face of the base rock, (A) being a front view of the cutter head, and (B) being a side sectional view showing a positional relation of a roller cutter.
  • FIG. 12 is a front view of another embodiment of a cutter head in which the cutter head is arranged nearly vertical to a cutting face of the base rock.
  • FIG. 13 is a side view of a road-header-type rock excavator on which is mounted the cutter head shown in FIG. 9.
  • FIG. 14 is a plan view of the rock excavator shown in FIG. 13.
  • FIG. 15 is a side view of a road-header-type rock excavator on which is mounted the cutter head shown in FIG. 11.
  • FIG. 16 is a plan view of the rock excavator of FIG. 15.
  • FIG. 17 is an external view of a shovel-type rock excavator in which the cutter head of FIG. 9 is mounted as an attachment.
  • FIG. 18 is a side view of a surface-miner-type rock excavator in which the cutter head of FIG. 9 is mounted.
  • FIG. 19 is a side view of a rock excavator in which a cutter head having a bit arranged is mounted.
  • FIG. 20 is a side view of a rock excavator in which the cutter head shown in FIG. 21 having a roller cutter arranged is mounted.
  • FIG. 21 is an explanatory view showing the case where the base rock is crushed by a disk roller cutter.
  • FIG. 22 is a side view of a rock excavator in which the cutter head shown in FIG. 23 having a roller cutter arranged is mounted.
  • FIG. 23 is an explanatory view showing the case where the rock is cut off by a disk roller cutter.
  • FIG. 1 is a side sectional view of a squeezer head according to the present invention
  • FIG. 2 is a front view thereof
  • FIG. 3 is an explanatory view showing a positional relation of each disk roller cutter in a state that the cutter head is rotated.
  • two kinds of disk roller cutters having different cutting lines with a direction of a support shaft and a position of a disk edge differentiated are arranged on a cutter head drum.
  • a cutter head 1 as shown in FIGS. 1 and 2, two kinds of disk roller cutters 3 , 4 are arranged at predetermined spaces in a circumferential direction on a cutter head drum 2 mounted on a excavating boom through a drive shaft, and the same kind of disk roller cutters 3 , 3 , 3 and 4 , 4 , 4 are also arranged at predetermined spaces in a circumferential direction.
  • Two kinds of the disk roller cutters 3 , 4 are arranged with a direction of the support shaft and a position of the disk edge differentiated, and one is a disk roller cutter for undercut and the other is a disk roller cutter for scraper corresponding to a moving direction of the cutter head 1 , that is, a main cutting direction.
  • the support shafts of the disk roller cutters 3 , 4 are that one is nearly parallel to a rotating shaft of the cutter head 1 and the other is nearly vertical thereto. Angles ⁇ 3 and ⁇ 4 formed between the support shafts of the disk roller cutters 3 , 4 and the rotating shaft of the cutter head 1 can be suitably set so that the circular plane portion of the disk roller cutter is hard to come in contact with the rock, and a cutting angle of the disk roller cutter into the base rock is selected adjusting to properties of the base rock or the pressure of the head against the base rock.
  • the disk roller cutter 3 works as a disk roller cutter for undercut
  • the disk roller cutter 4 works as a disk roller cutter for scraper
  • X 3 is a main base-rock cutting-line
  • X 4 is a scraper cutting-line.
  • the disk roller cutter 4 works as a disk roller cutter for undercut
  • the disk roller cutter 3 works as a disk roller cutter for scraper
  • Y 4 is a main base-rock cutting-line
  • Y 3 is a scraper cutting-line.
  • a positional relation in all directions of the edges of the disk roller cutters 3 , 4 or the spacing of the cutting lines X 3 /X 4 , Y 3 /Y 4 can be suitably set in consideration of the properties of base rocks, the rotational frequency of the cutter head 1 , the turning speed of a excavating boom, and angles ⁇ 3, ⁇ 4 formed between the support shafts of the disk roller cutters 3 , 4 and the rotating shaft of the cutter head 1 .
  • FIG. 4 is an explanatory view showing the function of a disk roller cutter for undercut and a disk roller cutter for scraper.
  • a disk roller cutter 3 A for undercut first cuts in a free section 5 formed in the base rock I to cut it along a main base-rock-cutting-line X 3 , but the free section 5 traces a crushing curve 7 which starts from the vicinity of a cutter edge.
  • a succeeding disk roller cutter for scraper is at a position of 4A0 in the X direction.
  • a succeeding disk roller cutter 3 B for undercut deeply cuts in the free section 8 similar to the preceding disk roller cutter 3 A for undercut to cut it along a main base-rock cutting-line X 3 .
  • the base rock I is cut by disk roller cutters for scraper 4 B, 4 C, 4 D, . . . and disk roller cutters for undercut 3 C, 3 D, . . .
  • FIG. 5 is an explanatory view showing one example where the disk roller cutters for undercut and the disk roller cutters for scraper are arranged in many stages so that a deep cut-in in the base rock I can be formed.
  • the disk roller cutters for undercut 3 , 13 cut the base rock along the main base-rock-cutting-lines X 3 , X 13 , while forming two stages of the free sections 5 , 15 in the base rock I.
  • the disk roller cutters for scraper 4 , 14 crush the base rock I along the scraper-cutting-lines X 4 , X 14 to form free sections having a shape similar to the original free sections 5 , 15 .
  • FIG. 6 is an explanatory view showing the case that, where there is no free section in a cutting face of the base rock I, the disk roller cutters for undercut and the disk roller cutters for scraper are arranged in many stages, and the cutter head is thrust in the base rock I to cut it.
  • the boom is extended or the rock excavator is moved in the direction of the base rock I first, and a cutter head 21 is pressed against the base rock to rotate. Then, the boom is turned in the X direction, and the cutter head 21 is encroached into the base rock I to cut it.
  • a disk roller cutter for undercut 23 arranged on the front side in the cutting direction cuts the base rock I along the main base-rock-cutting-line X 23
  • a disk roller cutter for scraper 24 crushes the base rock I along the scraper-cutting-line X 24 to cut off a front cutting-face of base rock 25
  • a disk roller cutter for undercut 33 arranged at the rear in the cutting direction cuts the base rock I along the main base-rock-cutting-line X 33
  • a disk roller cutter for scraper 34 crushes the base rock I along the scraper-cutting-line X 34 to cut off a rock portion sandwiched between the scraper-cutting-lines X 24 and X 33 .
  • disk roller cutters 33 , 34 are moved on the front side in the cutting direction by the rotation of the cutter head 21 , particularly a disk roller cutter 340 cuts the base rock I along the cutting-line X 340 .
  • FIG. 8 is an explanatory view showing the case where two cutter heads 51 , 52 are mounted so that their rotating shafts are nearly vertical to the axis of the excavating boom, and the cutter heads 51 , 52 are thrust into the base rock I to cut it. Disk roller cutters 56 , 57 and 58 , 59 on the excavating-boom side of the cutter heads 51 , 52 perform the function similar to the function mentioned previously.
  • FIG. 9 shows one embodiment of a cutter head 61 having a cutter head nearly parallel to the cutting face of the base rock arranged for cutting.
  • the cutter head 61 moves in the Y direction or in the direction opposite thereto while rotating to cut the base rock I.
  • G 1 , G 2 and G 3 denote disk roller cutters for undercut on the front row in the cutting direction arranged nearly at the same position with respect to the rotating shaft of the cutter head 61 ; and N 1 , N 2 and N 3 denote succeeding disk roller cutters for scraper arranged nearly at the same position with respect to the rotating shaft of the cutter head 61 .
  • R 1 , R 2 and R 3 denote disk roller cutters for undercut on the rear row in the cutting direction arranged nearly at the same position with respect to the rotating shaft of the cutter head 61 ; and
  • S 1 , S 2 and S 3 denote succeeding disk roller cutters for scraper arranged nearly at the same position with respect to the rotating shaft of the cutter head 61 .
  • the function of these disk roller cutters is as mentioned previously.
  • roller cutter Disposition angle Radial position Axial position symbol ⁇ (°) (mm) (mm) Angle relative to rotating shaft S 1 30 508 1090 ⁇ S: 90° ⁇ 93° ⁇ 96° R 1 60 628 1198 ⁇ R: 06° ⁇ 09° ⁇ 12° N 1 90 790 1054 ⁇ N: 83° ⁇ 86° ⁇ 89° G 1 120 670 1186 ⁇ G: 01° ⁇ 02° ⁇ 05° S 2 150 508 1090 ⁇ S: 90° ⁇ 93° ⁇ 96° R 2 180 628 1198 ⁇ R: 06° ⁇ 09° ⁇ 12° N 2 210 790 1054 ⁇ N: 83° ⁇ 86° ⁇ 89° G 2 240 670 1186 ⁇ G: 01° ⁇ 02° ⁇ 05° S 3 270 508
  • FIG. 10 shows another embodiment of a cutter head 71 having a cutter head arranged nearly parallel to the cutting face of the base rock to cut.
  • the cutter head 71 also, moves in the Y direction or in the direction opposite thereto while rotating to cut the base rock I.
  • G 1 , G 2 and G 3 denote disk roller cutters for undercut on the front row in the cutting direction arranged nearly at the same position with respect to the rotating shaft of the cutter head 71
  • N 1 , N 2 and N 3 denote succeeding disk roller cutters for scraper arranged nearly at the same position with respect to the rotating shaft of the cutter head 71
  • E 1 , E 2 , and up to E 9 denote disk roller cutters for scraper arranged while being deviated in order in the radial direction and in the rotating shaft direction of the cutter head 71 .
  • the function of these disk roller cutters is also as mentioned previously.
  • P denotes a disk roller cutter for undercut positioned away from the base rock more than G 1 , G 2 and G 3 from the base rock I, and on the rear row with respect to the base rock in which where G 1 , G 2 and G 3 produce leftover, the leftover are cut off so that plate surfaces of N 1 , N 2 and N 3 do not come in contact of the leftover to the utmost.
  • E 1 +5 and E 2 +6 denote a both-side type disk roller cutter, employing a cutter arrangement not occupying space. Others are a one-side type disk roller cutter.
  • FIG. 11 shows one embodiment of a cutter head 81 having a cutter head arranged nearly vertical to the cutting face of the base rock to cut.
  • the cutter head 81 moves in the X direction while rotating to cut the base rock I.
  • GV 1 , GV 2 and GV 3 denote disk roller cutters for undercut on the front row in the cutting direction arranged nearly at the same position with respect to the rotating shaft of the cutter head 81 ; and PD 1 , PD 2 and PD 3 denote succeeding disk roller cutters for scraper arranged nearly at the same position with respect to the rotating shaft of the cutter head 81 .
  • GN 1 , GN 2 and GN 3 denote disk roller cutters for undercut on the rear row in the cutting direction arranged nearly at the same position with respect to the rotating shaft of the cutter head 81 ; and PD 4 , PD 5 and PD 6 denote succeeding disk roller cutters for scraper arranged nearly at the same position with respect to the rotating shaft of the cutter head 81 .
  • the function of these disk roller cutters is also as mentioned previously.
  • PD 1 +4, PD 2 +5 and PD 3 +6 denote a both-side type disk roller cutter, employing a cutter arrangement without occupying space. Others are a one-side type disk roller cutter.
  • FIG. 12 shows another embodiment of a cutter head 91 having a cutter head arranged nearly vertical to the cutting face of the base rock.
  • the cutter head 91 also, moves in the X direction while rotating to cut the base rock I.
  • disk roller cutters are arranged in a multi-stage in the front cutting-direction, which arrangement is realized using a both-side type disk roller cutter without occupying space.
  • FIG. 13 shows a rock excavator of a road-header type having the cutter head shown in FIG. 9 mounted thereon.
  • a base 103 is disposed above a crawler 102 , and an excavating boom 104 is disposed before the base 103 .
  • the excavating boom 104 is expanded forward and backward by an expanding cylinder 105 , swung vertically by a swinging cylinder 106 and is also turned to left and right.
  • the cutter head is mounted on the extreme end of the excavating boom 104 , so that the cutter head can be rotated about the rotating axis by a drive mechanism (not shown) in both normal and reverse directions, with the desired rotational frequency and rotational torque.
  • the excavating boom 104 is expanded forward and backward, and swung up and down to press the cutter head in the diametrical direction against the cutting face of the base rock; and the excavating boom 104 is turned to left and right to press the cutter head in the direction of the rotating shaft against the cutting face of the base rock, the disk roller cutter of the cutter head comes in contact with the base rock to cut.
  • FIG. 15 shows a rock excavator 114 of a road header type in which the cutter head shown in FIG. 11 is mounted.
  • FIG. 17 shows a rock excavator 121 of a shovel type in which the cutter head shown in FIG. 9 is mounted as an attachment.
  • the cutter head of FIG. 11 may be mounted in place of the cutter head shown in FIG. 9.
  • FIG. 18 shows a rock excavator 131 of a surface-miner type in which the cutter head shown in FIG. 9 is mounted.
  • the base rock can be excavated easily even if the compression strength of the rocks is great, the wear of the roller cutter is relatively small, the roller cutter does not float from the base rock, the base rock is not scrubbed to produce muck, the cutting of the roller cutter into the rock is not impaired, and the whole cutter head is not pushed back from the base rock.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
US10/463,329 2000-12-19 2003-06-18 Cutter head and rock excavator Abandoned US20030230925A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000385172A JP2002188394A (ja) 2000-12-19 2000-12-19 カッタヘッド及び岩盤掘削機
JP2000-385172 2000-12-19

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US20030230925A1 true US20030230925A1 (en) 2003-12-18

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US10/463,329 Abandoned US20030230925A1 (en) 2000-12-19 2003-06-18 Cutter head and rock excavator

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US (1) US20030230925A1 (fr)
EP (1) EP1344894A1 (fr)
JP (1) JP2002188394A (fr)
AU (1) AU2002222662A1 (fr)
WO (1) WO2002050401A1 (fr)

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US20100314931A1 (en) * 2008-02-15 2010-12-16 Sandvik Mining And Construction G.M.B.H. Heading Machine Having Cutting Unit Made of Disc Tools
CN105019911A (zh) * 2015-07-14 2015-11-04 广东华隧建设股份有限公司 一种盾构机刮刀
WO2016055087A1 (fr) * 2014-10-06 2016-04-14 Sandvik Intellectual Property Ab Appareil de coupe
WO2017144090A1 (fr) 2016-02-24 2017-08-31 Sandvik Intellectual Property Ab Dispositif de manipulation de treillis pour équipement d'exploitation minière ou de creusement de tunnels
EP3392455A1 (fr) 2017-04-18 2018-10-24 Sandvik Intellectual Property AB Appareil de découpage
EP3392450A1 (fr) 2017-04-18 2018-10-24 Sandvik Intellectual Property AB Appareil de découpage
WO2018197154A1 (fr) 2017-04-24 2018-11-01 Sandvik Intellectual Property Ab Appareil de coupe
US20190345823A1 (en) * 2016-11-10 2019-11-14 Sandvik Intellectual Property Ab Roller cutter unit for undercutting machine
CN116556977A (zh) * 2023-06-29 2023-08-08 河南金品建筑工程有限公司 一种建筑施工用旋挖设备

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JP2004019311A (ja) * 2002-06-18 2004-01-22 Oishi International Sisukomu Kk ディスクビット、カッタヘッド及びカッタドラム
CN101796263B (zh) * 2007-09-18 2013-01-09 布西鲁斯欧洲有限公司 牙轮钻具或牙轮钻头
WO2009100469A1 (fr) * 2008-02-15 2009-08-20 Sandvik Mining And Construction G.M.B.H. Machine de creusement pourvue d'une tête de forage composée d'outils à disques
EP3056660A1 (fr) * 2015-02-13 2016-08-17 Caterpillar Global Mining Europe GmbH Dispositif de fraisage

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US20100314931A1 (en) * 2008-02-15 2010-12-16 Sandvik Mining And Construction G.M.B.H. Heading Machine Having Cutting Unit Made of Disc Tools
US8690262B2 (en) * 2008-02-15 2014-04-08 Sandvik Mining And Construction G.M.B.H. Heading machine having cutting unit made of disc tools
US10352166B2 (en) 2014-10-06 2019-07-16 Sandvik Intellectual Property Ab Cutting apparatus and method of operating
EP3754156A1 (fr) 2014-10-06 2020-12-23 Sandvik Intellectual Property AB Appareil de découpage
WO2016055382A1 (fr) * 2014-10-06 2016-04-14 Sandvik Intellectual Property Ab Appareil de coupe et procédé de fonctionnement
WO2016055378A2 (fr) 2014-10-06 2016-04-14 Sandvik Intellectual Property Ab Appareil de coupe
CN106795758A (zh) * 2014-10-06 2017-05-31 山特维克知识产权股份有限公司 切削设备
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US10364674B2 (en) 2014-10-06 2019-07-30 Sandvik Intellectual Property Ab Cutting apparatus and method of operating
US10428651B2 (en) 2014-10-06 2019-10-01 Sandvik Intellectual Property Ab Cutting apparatus using a clearing arrangement
US10557348B2 (en) * 2014-10-06 2020-02-11 Sandvik Intelectual Property Ab Device for the installation of rock bolts and cutting apparatus
RU2678294C2 (ru) * 2014-10-06 2019-01-24 Сандвик Интеллекчуал Проперти Аб Проходческий комбайн
US10208596B2 (en) 2014-10-06 2019-02-19 Sandvik Intellectual Property Ab Cutting apparatus
US20170298731A1 (en) * 2014-10-06 2017-10-19 Sandvik Intelectual Property Ab Device for the installation of rock bolts and cutting apparatus
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CN105019911A (zh) * 2015-07-14 2015-11-04 广东华隧建设股份有限公司 一种盾构机刮刀
US10851651B2 (en) 2016-02-24 2020-12-01 Sandvik Intellectual Property Ab Mesh handling device for mining or tunnelling equipment
WO2017144090A1 (fr) 2016-02-24 2017-08-31 Sandvik Intellectual Property Ab Dispositif de manipulation de treillis pour équipement d'exploitation minière ou de creusement de tunnels
US10876404B2 (en) * 2016-11-10 2020-12-29 Sandvik Intellectual Property Ab Roller cutter unit for undercutting machine
US20190345823A1 (en) * 2016-11-10 2019-11-14 Sandvik Intellectual Property Ab Roller cutter unit for undercutting machine
EP3392450A1 (fr) 2017-04-18 2018-10-24 Sandvik Intellectual Property AB Appareil de découpage
CN110520591A (zh) * 2017-04-18 2019-11-29 山特维克知识产权股份有限公司 切削设备
US11203931B2 (en) 2017-04-18 2021-12-21 Sandvik Intellectual Property Ab Cutting apparatus
WO2018192765A1 (fr) 2017-04-18 2018-10-25 Sandvik Intellectual Property Ab Appareil de coupe
US11047235B2 (en) 2017-04-18 2021-06-29 Sandvik Intellectual Property Ab Cutting apparatus
WO2018192764A1 (fr) 2017-04-18 2018-10-25 Sandvik Intellectual Property Ab Appareil de coupe
RU2762863C2 (ru) * 2017-04-18 2021-12-23 Сандвик Интеллекчуал Проперти Аб Врубовая машина
EP3392455A1 (fr) 2017-04-18 2018-10-24 Sandvik Intellectual Property AB Appareil de découpage
WO2018197154A1 (fr) 2017-04-24 2018-11-01 Sandvik Intellectual Property Ab Appareil de coupe
US11092009B2 (en) 2017-04-24 2021-08-17 Sandvik Intellectual Property Ab Cutting apparatus
CN116556977A (zh) * 2023-06-29 2023-08-08 河南金品建筑工程有限公司 一种建筑施工用旋挖设备

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JP2002188394A (ja) 2002-07-05
WO2002050401A1 (fr) 2002-06-27

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