WO2003106814A1 - Pince coupante et tete coupante d'une pelle mecanique - Google Patents

Pince coupante et tete coupante d'une pelle mecanique Download PDF

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Publication number
WO2003106814A1
WO2003106814A1 PCT/JP2003/007641 JP0307641W WO03106814A1 WO 2003106814 A1 WO2003106814 A1 WO 2003106814A1 JP 0307641 W JP0307641 W JP 0307641W WO 03106814 A1 WO03106814 A1 WO 03106814A1
Authority
WO
WIPO (PCT)
Prior art keywords
cutter
flange
shaft
cutting ring
roller
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.)
Ceased
Application number
PCT/JP2003/007641
Other languages
English (en)
Japanese (ja)
Inventor
大石　一美
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
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 OISHI INTERNATIONAL SYSCOM Co Ltd filed Critical OISHI INTERNATIONAL SYSCOM Co Ltd
Priority to AU2003241697A priority Critical patent/AU2003241697A1/en
Publication of WO2003106814A1 publication Critical patent/WO2003106814A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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

Definitions

  • the present invention relates to a roller cutter and a cutter head of a rock excavator used for excavation of a tunnel or a tunnel.
  • two types of roller cutters 62 and 62 are used as a rock excavator with a structure that excavates by exfoliating and cutting (undercutting) the rock against the tensile strength of the rock.
  • the present applicant discloses an excavator having a configuration in which the direction of the support shaft and the position of the cutting edge of the disc are arranged differently on the force ttahead 61 so that the other functions as a scraper. (Japanese Unexamined Patent Publication No. 2000-188,394 (Japanese Patent Application No. 2000-385,172)).
  • roller cutter 62 As shown in FIG. 7, as the roller cutter 62 attached to the force cutter head 61, a shaft 63 having a flange 63 fixed at the tip and a cutting ring 64 fitted around the outer periphery thereof is used as shown in FIG.
  • the roller cutter 62 has a configuration in which it is rotatably supported by a bearing 67 in the power cutter body 66, and the roller cutter 62 uses a support portion 66a of the cutter body 66 to hold the side of the power cutter body 66 in a cantilever manner. It is fixed and supported on the head 6 1.
  • the illustrated roller cutter 62 has a structure in which the cutting ring 64 is fitted to the tip of the shaft 65 in a state of being heated and expanded, and the shaft 65 can be easily removed from the cutter body 66. It was not of structure. Therefore, replacing the cutting ring 64 is extremely time-consuming, and when the cutting ring 64 is worn or damaged, it is necessary to replace the roller ring 6 2, even though only the cutting ring 6 4 needs to be replaced. The whole was replaced, and the cutting ring 64 was replaced later using another device. In addition, since the force cutter body 66 is integrally fixed to the support portion 66a, the position of the roller cutter 62 is shifted forward and backward, left and right, or the position of the cutting ring 64 is moved vertically.
  • the angle of the ring 6 4 with respect to the force head 6 1 could not be changed, and to change the cutting depth, angle, or position of the rock, it was necessary to replace it with another roller cutter.
  • the position of the cutting edge can be easily adjusted in the power cutter body support section 66a, the cutting edge position can be changed according to changes in compressive strength and wear without changing the roller cutter 62, and efficient excavation This is preferable because the load on the cutting ring 64 can be adjusted and wear can be reduced.
  • the structure of the cutter head to which the cutter is attached can be simplified. Disclosure of the invention
  • An object of the present invention is to provide a structure in which a worn or damaged cutting ring can be easily replaced from a roller cutter in a rock cutter of a rock excavator, and a position of a roller cutter or a position of a cutting edge of a cutting ring can be flexibly adjusted. It has a simple structure.
  • a cutting ring a flange to which the cutting ring is attached, a shaft to which the flange is fixed to an end, a cutter body, and a shaft rotatably supported in the cutter body.
  • It consists of a bearing
  • the above-mentioned cutting ring is formed by providing a flange on the inner periphery, and this is integrally fixed with bolts to a flange consisting of an outer flange joined to the upper surface of the flange and an inner flange joined to the lower surface of the flange
  • the flange is integrally fixed to the tip of the shaft with a through bolt penetrating the inside of the shaft.
  • the cutting ring is fixed with bolts between the inner and outer flanges, and this flange is fixed to the shaft with a port that penetrates the shaft, so that these bolts can be removed and the cutting ring can be easily replaced with one touch. Can be.
  • a cylindrical force surrounding the shaft between the shaft and the bearing A bar body is installed, and the cover body and the shaft are fixed by a fixing member so that the cover body and the shaft are freely rotatable together, and the fixing is released so that the shaft can be removed from the cutter body.
  • the shaft with the cutting ring fixed at the tip is inserted and fixed in the hollow cylindrical cover body rotatably supported by the bearing in the cutter body, so that the shaft is fixed to the cover body.
  • the fixing can be released and the shaft can be removed from the power cutter body to replace the cutting ring.
  • a cutting ring, a flange, and a shaft that are integrally formed at low cost by forging or the like can be used.
  • the cutter body of the roller cutter is provided with a cutting edge position adjusting mechanism configured to be capable of displacing the cutter body in the front-rear, left-right or up-down direction with respect to the cutter body supporting portion, or changing the supporting angle. According to this, even when it is necessary to change the cutting line, the cutting depth, and the angle, the cutting edge position adjusting mechanism is operated without changing the roller force cutter to move the cutting ring blade to a desired position. Can be adjusted.
  • the cutter head of the present invention includes the roller cutter having the above-described configuration.
  • a cutting edge position adjusting mechanism may be provided integrally with the aperture cutter configured to facilitate replacement of the cutting ring or the shaft, and this may be attached to the cutter head.
  • FIG. 1 is a sectional view showing the configuration of an embodiment of the roller cutter of the present invention.
  • FIG. 2 is a sectional view of the configuration of another embodiment of the roller force cutter of the present invention.
  • FIGS. 3A and 3B show an example of a configuration in which a roller cutter provided with a blade edge position adjusting mechanism of the present invention is attached to a cutter head.
  • FIG. 3A is a front view of the roller cutter, and FIG. .
  • FIGS. 4A and 4B show another configuration example in which a roller cutter provided with a blade edge position adjusting mechanism of the present invention is attached to a cutter head, wherein FIG. 4A is a side view of the roller cutter, and FIGS. It is a side view of the state displaced upward.
  • FIGS. 5A and 5B show still another configuration example in which a roller cutter provided with a blade edge position adjusting mechanism of the present invention is attached to a cutter head.
  • FIG. 5A is a side view of the roller cutter
  • Figure 6 shows the configuration of the cutter head of an undercut rock excavator.
  • FIG. 7 is a cross-sectional view of a main part of the configuration of the roller cutter attached to the cutter head.
  • FIG. 1 shows a sectional view of a roller cutter according to an embodiment of the present invention.
  • the roller cutter 1 uses a cutting ring 2 formed by providing a flange portion 2a on the inner periphery, and attaches the cutting ring 2 to a flange 3 including an outer flange 3a and an inner flange 3b.
  • the flange 3 is integrally fixed with bolts 4, and the flange 3 is integrally fixed to the tip of a shaft 7 rotatably supported by a bearing 6 in a power cutter body 5 with bolts 8.
  • the cutting ring 2 has its inner peripheral surface and collar
  • the outer flange 3a is connected to the upper surface of the 2a, and the inner flange 3b is joined to the bottom surface of the outer flange 3b and the lower surface of the flange 2a.
  • the flange 3 is integrally fixed to the tip of the shaft 7 by a bolt 8 penetrating through the inside of the shaft from the base end of the shaft 7 and passing through the outer flange 3a and the inner flange 3b.
  • reference numeral 9 denotes a cap
  • 10 denotes a seal member. Since the roller force cutter 1 of the present embodiment is configured as described above, the bolt 8 is removed, the flange 3 is removed from the shaft 7, and the bolt 4 is removed to remove the inner and outer flanges from the cutting ring 2. The cutting ring 2 can be easily replaced.
  • FIG. 2 is a sectional view showing the configuration of another embodiment of the roller force cutter according to the present invention.
  • the roller cutter 11 uses a power cutter 12 in which a cutting ring, a flange and a shaft are formed, and a cutter 1 in a cutter body 5.
  • a hollow cylindrical force bar body 13 having an inner diameter formed so that the shaft part 1 2a of the second shaft part 2a can be inserted substantially fully is rotatably supported by a bearing 6, and is housed.
  • the shaft 12a of the cutter 12 is passed through the inside, and the rotation prevention key 14 is inserted into the gap between the base end of the cover 13 and the recess formed at the end of the shaft 12a.
  • the shaft portion 12a is fixed to the cover 13 by fitting the stopper ring 15 into a concave groove formed at the end of the shaft portion 12a.
  • FIG. 3 to 5 show examples of the configuration of the roller cutter of the present invention provided with a blade position adjusting mechanism.
  • the roller cutter 16 in FIG. 3 is provided with a blade edge position adjusting mechanism 17, which is a cutter body support portion 17 attached to the force cutter head 18 a a base portion fixed to the force cutter head 18. 17b, a front and rear slide portion 17c that slides in the front-rear direction on the upper surface of the base portion 17b with respect to the base portion, and a front and rear slide portion on the upper surface of the front and rear slide portion 17c.
  • a left and right slide portion 17 d that slides in the left and right direction is provided.
  • the roller cutter 16 is fixed to the upper surface of the left and right slide portions 1 ⁇ d.
  • the front and rear slide portions 17c and the left and right slide portions 17d are moved by a desired distance in a desired direction by a manual control mechanism or an automatic control mechanism including a drive motor, and are moved by a desired distance.
  • the roller cutter 16 is displaced along the axial direction by sliding the front and rear slide portions 17c on the base portion 17b.
  • the position of the roller cutter 16 is displaced along the direction intersecting the axial direction by sliding the left and right slide sections 17 d on the front and rear slide sections 17 c to adjust the position of the cutting edge of the power cutter. I can do it.
  • the blade edge position adjusting mechanism 20 of the roller cutter 19 in FIG. 4 is a cutter body supporting part 20 a that is attached to the cutter head 18 a.
  • a base part 2 O b is fixed to the cutter head 18.
  • the shafts 20 d and 2 Od are arranged in parallel, and the slide 20 c slides on the shafts 20 d and 2 Od in the front-rear direction or the left-right direction (see FIG. )), Or by sliding the slide portion 20c on the shaft portion 20d, 20d and inclining the slide portion 20c force S (see (C) in the same figure), the roller cutter 19 is removed.
  • the position of the slide portion 20c displaced on the shaft portions 20d and 20d is controlled by a manual control mechanism (not shown) or an automatic control mechanism including a drive motor as in the above-described embodiment. It is.
  • the blade edge position adjusting mechanism 22 of the roller cutter 21 shown in FIG. 5 includes a table portion 22 b in which a cutter body support portion 22 a attached to the cutter head 18 is displaceable in the front-rear and left-right directions.
  • a rotating section 22c provided at a predetermined angle of rotation with respect to the section 22b, the roller cutter 21 is supported on the rotating section 22c, and the roller cutter 21 is mounted on the table section 22b. The cutting edge can be adjusted to a desired angle.
  • roller cutters 16, 19, 21 may be configured by combining the above-described roller cutters 1, 11 or the conventional roller cutter 62 with an appropriately configured blade edge position adjusting mechanism. .
  • the roller cutter of the present invention it is possible to easily remove the cutting ring from the shaft or the cutter pod for each shaft with a simple operation, and easily exchange the cutting ring and the cutter with one touch. is there. Further, according to the roller force cutter provided with the blade position adjusting mechanism of the present invention and the force cutter head to which the roller force cutter is attached, even when it is necessary to change the cutting line, the cutting depth, and the angle, the roller cutter can be replaced. The cutting edge of the cutting ring can be adjusted to a desired position by operating the cutting edge position adjusting mechanism without performing the cutting operation.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical 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

L'invention concerne une pince coupante, comprenant un anneau de coupe (2), un rebord (3) permettant d'assembler l'anneau de coupe (2), un arbre (7) permettant au rebord (3) d'être fixé sur sa partie d'extrémité, un corps de coupe (5) et des paliers (6) supportant de manière rotative l'arbre (7) dans le corps de coupe (5), l'anneau de coupe (2) étant formé pour apporter une partie de rebord (2a) sur son pourtour interne, la partie de rebord (2a) étant fixée sur le rebord (3) constitué d'un rebord externe (3a) attaché à la surface supérieure de la partie de rebord et du rebord interne (3b) attaché, quant à lui, sur la partie inférieure de la partie de rebord solidaire l'un de l'autre grâce à des boulons (4). Le rebord (3) est fixé sur la partie de bout de l'arbre (7) solidaire l'un de l'autre à l'aide de boulons d'assemblage (8) traversant l'intérieur de l'arbre (7) et le remplacement de l'anneau de coupe (2) s'effectue par le retrait des boulons (4) et des boulons d'assemblage (8) des rebords internes et externe (3a, 3b) et du rebord (3), la pince coupante d'une pelle mécanique utilisée pour creuser un galerie et un tunnel pouvant être formée de manière que l'anneau de coupe défectueux et endommagé puisse être facilement retiré de la pince coupante en vue de son remplacement, et la position de la pince coupante et celle du bout de lame de la pince coupante pouvant être réglée de manière flexible.
PCT/JP2003/007641 2002-06-18 2003-06-17 Pince coupante et tete coupante d'une pelle mecanique Ceased WO2003106814A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003241697A AU2003241697A1 (en) 2002-06-18 2003-06-17 Roller cutter and cutter head of rock excavator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002177382A JP3919179B2 (ja) 2002-06-18 2002-06-18 岩盤掘削機のローラカッタ及びカッタヘッド
JP2002-177382 2002-06-18

Publications (1)

Publication Number Publication Date
WO2003106814A1 true WO2003106814A1 (fr) 2003-12-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/007641 Ceased WO2003106814A1 (fr) 2002-06-18 2003-06-17 Pince coupante et tete coupante d'une pelle mecanique

Country Status (3)

Country Link
JP (1) JP3919179B2 (fr)
AU (1) AU2003241697A1 (fr)
WO (1) WO2003106814A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322272A (zh) * 2011-08-30 2012-01-18 李志伟 硬岩隧道掘进方法
CN103510961A (zh) * 2013-10-21 2014-01-15 华北电力大学 全断面隧道掘进机盘形滚刀刃宽和刃角的确定方法
CN107676089A (zh) * 2017-10-31 2018-02-09 黑龙江科技大学 一种液压缸旋转摆截割的多圆盘刀破碎煤岩机构
CN107771239A (zh) * 2015-06-22 2018-03-06 山特维克知识产权股份有限公司 具有切刀装置的切刀组件及组装方法
CN109020183A (zh) * 2018-08-21 2018-12-18 咸阳彩虹光电科技有限公司 一种手动式玻璃切割刀
US10876404B2 (en) 2016-11-10 2020-12-29 Sandvik Intellectual Property Ab Roller cutter unit for undercutting machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE502007006437D1 (de) * 2007-09-18 2011-03-17 Bucyrus Europe Gmbh Rollenbohrwerkzeug oder rollenmeissel
KR102404756B1 (ko) * 2020-07-03 2022-05-31 서울대학교산학협력단 암반 굴착용 언더커팅 디스크 커터

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62143798U (fr) * 1986-03-07 1987-09-10
JPH10299387A (ja) * 1997-02-28 1998-11-10 Komatsu Ltd ディスクカッタ
JP2000328879A (ja) * 1999-05-21 2000-11-28 Oishi International Sisukomu Kk 坑道掘削機
JP2001115780A (ja) * 1999-10-20 2001-04-24 Komatsu Ltd ディスクカッタおよびそのディスクカッタを備えるカッタヘッド

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62143798U (fr) * 1986-03-07 1987-09-10
JPH10299387A (ja) * 1997-02-28 1998-11-10 Komatsu Ltd ディスクカッタ
JP2000328879A (ja) * 1999-05-21 2000-11-28 Oishi International Sisukomu Kk 坑道掘削機
JP2001115780A (ja) * 1999-10-20 2001-04-24 Komatsu Ltd ディスクカッタおよびそのディスクカッタを備えるカッタヘッド

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322272A (zh) * 2011-08-30 2012-01-18 李志伟 硬岩隧道掘进方法
CN102322272B (zh) * 2011-08-30 2013-08-21 李志伟 硬岩隧道掘进方法
CN103510961A (zh) * 2013-10-21 2014-01-15 华北电力大学 全断面隧道掘进机盘形滚刀刃宽和刃角的确定方法
CN107771239A (zh) * 2015-06-22 2018-03-06 山特维克知识产权股份有限公司 具有切刀装置的切刀组件及组装方法
EP3311003B1 (fr) * 2015-06-22 2019-11-13 Sandvik Intellectual Property AB Ensemble de coupe avec dispositif de coupe et procédé d'assemblage
US10876404B2 (en) 2016-11-10 2020-12-29 Sandvik Intellectual Property Ab Roller cutter unit for undercutting machine
CN107676089A (zh) * 2017-10-31 2018-02-09 黑龙江科技大学 一种液压缸旋转摆截割的多圆盘刀破碎煤岩机构
CN109020183A (zh) * 2018-08-21 2018-12-18 咸阳彩虹光电科技有限公司 一种手动式玻璃切割刀
CN109020183B (zh) * 2018-08-21 2021-04-09 咸阳彩虹光电科技有限公司 一种手动式玻璃切割刀

Also Published As

Publication number Publication date
JP2004019310A (ja) 2004-01-22
AU2003241697A1 (en) 2003-12-31
JP3919179B2 (ja) 2007-05-23

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