CN113338968A - Novel heavy cutter ring and production process thereof - Google Patents
Novel heavy cutter ring and production process thereof Download PDFInfo
- Publication number
- CN113338968A CN113338968A CN202110691598.3A CN202110691598A CN113338968A CN 113338968 A CN113338968 A CN 113338968A CN 202110691598 A CN202110691598 A CN 202110691598A CN 113338968 A CN113338968 A CN 113338968A
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- fixedly connected
- fixing
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000007787 solid Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims abstract 2
- 238000005520 cutting process Methods 0.000 claims description 26
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 238000009826 distribution Methods 0.000 abstract 1
- 208000002991 Ring chromosome 4 syndrome Diseases 0.000 description 10
- 208000033641 Ring chromosome 5 syndrome Diseases 0.000 description 10
- 239000011435 rock Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 208000035217 Ring chromosome 1 syndrome Diseases 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
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
- E21D9/06—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
- E21D9/087—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 with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention provides a novel heavy cutter ring and a production process thereof, and relates to the field of machining. This novel heavy cutter ring and production technology thereof include guard ring, splice plate, fixed column, solid fixed ring and anchor ring, the guard ring adopts wear-resisting material, the mounting groove that distributes with guard ring axis equidistance is seted up to the outer wall of guard ring, the guard ring outer wall is close to the equal fixedly connected with triangle-shaped piece of supporting of mounting groove department, the radian of the one end outer wall of splice plate with the inner wall looks adaptation of guard ring, the one end of splice plate with the inner wall fixed connection of guard ring, and a plurality of cyclic annular distributions the splice plate has constituted the mid portion of cutter ring, the section of splice plate is similar to isosceles trapezoid, first fixed slot has been seted up to the other end outer wall of guard ring, the other end outer wall of splice plate with gu fixed ring's outer wall fixed connection. The novel heavy cutter ring and the production process thereof reduce the maintenance cost and facilitate the maintenance.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a novel heavy cutter ring and a production process thereof.
Background
A shield machine is a tunnel boring machine using a shield method. The shield construction method is a method in which a tunnel is constructed while a heading machine is heading (referred to as a supporting segment), and is different from an open construction method.
Because the cutter ring for the shield machine is large, the requirement on manufacturing a mold and a manufacturing process is high, the cutter ring formed in an integrated mode is easy to wear in long-term use, the cutter head is not easy to adjust, the whole cutter ring needs to be overhauled and replaced, the overhaul is troublesome, the maintenance cost is high, and a novel heavy cutter ring is needed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a novel heavy cutter ring and a production process thereof, and solves the problems that the integrally formed cutter ring is easy to wear in long-term use, the cutter head is not easy to adjust, the whole cutter ring needs to be overhauled and replaced, the overhaul is troublesome, and the maintenance cost is high.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a novel heavy knife ring and a production process thereof comprise a protective ring, splicing plates, a fixed column, a fixed ring and a reinforcing ring, wherein the protective ring is made of wear-resistant materials, the outer wall of the protective ring is provided with mounting grooves which are distributed at equal intervals on the central axis of the protective ring, triangular supporting blocks are fixedly connected to the positions, close to the mounting grooves, of the outer wall of the protective ring, the radian of the outer wall of one end of each splicing plate is matched with the inner wall of the protective ring, one end of each splicing plate is fixedly connected with the inner wall of the protective ring, the splicing plates distributed in an annular mode form the middle part of the knife ring, the cross sections of the splicing plates are approximate to an isosceles trapezoid, the outer wall of the other end of the protective ring is provided with a first fixing groove, the outer wall of the other end of each splicing plate is fixedly connected with the outer wall of the fixed ring, and the positions, close to the first fixing grooves, of the splicing plates are provided with second fixing grooves, the fixing column is connected with the first fixing groove and the second fixing groove in an inserting mode, a fixing plate is arranged at the other end of the fixing column, an installation cavity is reserved between the splicing plates, and a cutting mechanism is arranged in the installation cavity.
Preferably, the reinforcing ring is divided into upper and lower parts which are attached to each other, the outer wall of the reinforcing ring is provided with annularly distributed attachment grooves, the attachment grooves are matched with the fixing plates, the outer wall of the reinforcing ring close to the attachment grooves is provided with fixing holes, and the upper and lower parts of the reinforcing ring are provided with fixing bolts through the fixing holes.
Preferably, cutting mechanism includes control cabinet, hydraulic stem, fixed station and bottom plate, the control cabinet bottom with solid fixed ring's outer wall fixed connection, the top outer wall of control cabinet is provided with the fixed station, the top outer wall fixedly connected with fixed station of control cabinet, the bottom plate sets up the top of fixed station, bottom plate swing joint be in the installation cavity between the fixed ring, the top outer wall fixedly connected with connecting spring of bottom plate.
Preferably, the buffer spring is fixedly connected with the outer wall of the top end of the buffer spring close to the movable rod, the other end of the buffer spring is in contact with the inner wall of the fixing ring, and the outer wall of the bottom end of the bottom plate is fixedly connected with the connecting spring.
Preferably, coupling spring's bottom is provided with the mounting panel, and the bottom outer wall of mounting panel is provided with pressure sensor, pressure sensor with control cabinet electric connection, pressure sensor is provided with a comparative value, works as when pressure sensor's response registration is less than the comparative value, pressure sensor sends an electric signal to the control cabinet in, the hydraulic stem starts.
Preferably, the top outer wall fixedly connected with connecting block of movable rod, the equal fixedly connected with cutting knife in top both sides of connecting block, fixedly connected with abrasive disc between the cutting knife, the first grinding piece of outer wall fixedly connected with of compression roller, the inner wall rotates at connecting block both ends and is connected with the compression roller, the second grinding piece that the outer wall fixedly connected with equidistance of compression roller distributes.
Preferably, the novel heavy cutter ring production process comprises the following steps:
s1, independently pouring and molding the splicing plates, and preprocessing the splicing plates;
s2, mounting a cutting mechanism on the fixing ring;
and S3, reinforcing the splicing plate and the fixing ring through the mounting fixing column and the reinforcing ring.
(III) advantageous effects
(1) According to the novel heavy cutter ring and the production process thereof, when a hard rock layer is excavated, the cutter can move downwards for a part of distance, damage to the fixing ring and the cutter caused by excessive pressure is prevented, impact on the fixing ring and the cutter is reduced, and a certain protection effect is achieved.
(2) According to the novel heavy cutter ring and the production process thereof, when the cutter is greatly worn, the hydraulic rod can be started to push the movable rod outwards for a short distance, so that the working length of the cutter is ensured.
(3) According to the novel heavy cutter ring and the production process thereof, when the novel heavy cutter ring is overhauled, the novel heavy cutter ring is convenient to disassemble, and can be put into use again only by replacing the splicing plates and the cutters which are seriously worn, so that the maintenance cost is reduced, and the overhaul is convenient.
Drawings
FIG. 1 is a structural cross-sectional view of a novel heavy duty cutter ring of the present invention;
FIG. 2 is an enlarged view of the structure of the present invention at A;
FIG. 3 is an enlarged view of the structure of the present invention at B.
The protective ring comprises a protective ring-1, a splicing plate-2, a fixed column-3, a fixed ring-4, a reinforcing ring-5, a movable rod-6, a resisting block-7, a control console-8, a hydraulic rod-9, a fixed platform-10, a bottom plate-11, a buffer spring-12, a connecting spring-13, a press roller-14, a connecting block-15, a first grinding block-16, a cutting knife-17, a second grinding block-18 and a grinding plate-19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in figures 1-3, the embodiment of the invention provides a novel heavy knife ring and a production process thereof, the novel heavy knife ring comprises a protective ring 1, splicing plates 2, a fixed column 3, a fixed ring 4 and a reinforcing ring 5, the protective ring 1 is made of wear-resistant materials, mounting grooves are formed in the outer wall of the protective ring 1 and are distributed at equal intervals on the central axis of the protective ring 1, triangular supporting blocks 7 are fixedly connected to the outer wall of the protective ring 1 close to the mounting grooves, the radian of the outer wall of one end of each splicing plate 2 is matched with the inner wall of the protective ring 1, one end of each splicing plate 2 is fixedly connected with the inner wall of the protective ring 1, the splicing plates 2 distributed in an annular mode form the middle part of the knife ring, the sections of the splicing plates 2 are approximate to an isosceles trapezoid, a first fixing groove is formed in the outer wall of the other end of the protective ring 1, the outer wall of the other end of each splicing plate 2 is fixedly connected with the outer wall of the fixed ring 4, a second fixing groove is formed in the position, close to the first fixing groove, of each splicing plate 2, fixed column 3 peg graft mutually with first fixed slot and second fixed slot, and the other end of fixed column 3 is provided with the fixed plate, leaves the installation cavity between splice plate 2, is provided with cutting mechanism in the installation cavity.
In the invention, the reinforcing ring 5 is divided into an upper part and a lower part which are jointed, the outer wall of the reinforcing ring 5 is provided with annularly distributed jointing grooves, the jointing grooves are matched with the fixing plates, the outer wall of the reinforcing ring 5 close to the jointing grooves is provided with fixing holes, and the upper part and the lower part of the reinforcing ring 5 are provided with fixing bolts through the fixing holes.
According to the invention, the cutting mechanism comprises a control console 8, a hydraulic rod 9, a fixed table 10 and a bottom plate 11, the bottom end of the control console 8 is fixedly connected with the outer wall of the fixed ring 4, the fixed table 10 is arranged on the outer wall of the top end of the control console 8, the fixed table 10 is fixedly connected with the outer wall of the top end of the control console 8, the bottom plate 11 is arranged above the fixed table 10, the bottom plate 11 is movably connected in an installation cavity between the fixed rings 4, and the outer wall of the top end of the bottom plate 11 is fixedly connected with a connecting spring 13.
In the invention, the buffer spring 12 is fixedly connected to the outer wall of the top end of the buffer spring 12 close to the movable rod 6, the other end of the buffer spring 12 is contacted with the inner wall of the fixed ring 4, and the connecting springs 13 and 13 are fixedly connected to the outer wall of the bottom end of the bottom plate 11, so that the pressure sensor is prevented from being damaged by overlarge pressure.
In the invention, the bottom end of the connecting spring 13 is provided with the mounting plate, the outer wall of the bottom end of the mounting plate is provided with the pressure sensor, the pressure sensor is electrically connected with the control console 8, the pressure sensor is provided with a comparison value, when the induction reading of the pressure sensor is smaller than the comparison value, the pressure sensor sends an electric signal to the control console 8, and the hydraulic rod 9 is started to control the extending distance of the movable rod 6.
According to the invention, the outer wall of the top end of the movable rod 6 is fixedly connected with the connecting block 15, both sides of the top end of the connecting block 15 are fixedly connected with the cutting knives 17, the grinding plates 19 are fixedly connected between the cutting knives 17, the outer wall of the compression roller 14 is fixedly connected with the first grinding blocks 16, the inner walls of both ends of the connecting block 15 are rotatably connected with the compression roller 14, the outer wall of the compression roller 14 is fixedly connected with the second grinding blocks 18 which are distributed at equal intervals, and the first grinding blocks 16 and the second grinding blocks 18 can enhance the grinding effect on rock fragments, so that hard rocks can be decomposed into smaller rock particles.
The invention discloses a novel heavy cutter ring production process, which comprises the following steps:
s1, independently pouring and molding the splicing plate 2, and preprocessing the splicing plate 2;
s2, mounting the cutting mechanism on the fixing ring 4;
s3, reinforcing treatment is carried out between the splicing plate 2 and the fixing ring 4 through the mounting fixing column 3 and the reinforcing ring 5.
The working principle is as follows: when in use, after the splice plates 2 are poured and molded, after the partial splice plates 2 are polished, each splice plate 2 is fixedly connected with the inner wall of the protective ring 1, the control console 8 is welded on the fixing ring 4, the fixing platform 10 is fixedly connected on the control console 8, a through hole is reserved in the fixing platform 10, a hydraulic rod 9 on the control console 8 can move through the through hole so as to control the position of the bottom plate 11, the bottom plate 11 is placed in an installation cavity between the fixing rings 4, at the moment, the movable rod 6 is fixedly connected with the splice plates 2 and the fixing rings 4, the splice plates 3 are inserted into the first fixing groove and the second fixing groove, different splice plates 2 are further fixed, the upper part and the lower part of the reinforcing ring 5 are attached, the reinforcing ring 5 can reinforce the fixing plate on the fixing column 3, the upper part and the lower part of the reinforcing ring 5 are fixedly connected through bolts, when a harder rock layer is excavated, the supporting block 7 plays a role in supporting and protecting the movable rod 6, the movable rod 6 can be pressed downwards by the cutting knife 17 when the cutting knife 17 is under a larger pressure, when the movable rod 6 moves downwards, the buffer spring 12 and the connecting spring 13 can play a role in buffering, the cutting knife 17 can move downwards for a part of distance, damage to the fixing ring 4 and the cutting knife 17 caused by an overlarge pressure is prevented, impact on the fixing ring 4 and the cutting knife 17 is reduced, a certain protection effect is achieved, when the cutting knife 17 is greatly worn, the pressure of a rock layer on the movable rod 6 is reduced, meanwhile, the pressing roller 14 can rotate when contacting with the rock layer, part of crushed rock at the cutting knife 17 is ground into smaller particles, the excavation effect of a hard rock layer is improved, when the induction reading number of the pressure sensor is smaller than a comparison value, the hydraulic rod 9 can be started to extend outwards for a small distance, thereby guaranteed the working length of cutting knife 17, prevented that cutting knife 17 wearing and tearing from comparatively seriously influencing the size in the tunnel excavated, when overhauing this novel heavy cutter ring, it is also comparatively convenient to dismantle, only needs to change serious splice plate 2 and cutting knife 17 wear, can drop into the use again, has reduced the maintenance cost, has made things convenient for the maintenance.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. The utility model provides a novel heavy cutter ring and production technology thereof, includes guard ring, splice plate, fixed column, solid fixed ring and reinforcing ring, its characterized in that: the protective ring is made of wear-resistant materials, mounting grooves are formed in the outer wall of the protective ring, the mounting grooves are distributed in the same distance with the central axis of the protective ring, triangular supporting blocks are fixedly connected to the positions, close to the mounting grooves, of the outer wall of the protective ring, the radian of the outer wall of one end of each splicing plate is matched with the inner wall of the protective ring, one end of each splicing plate is fixedly connected with the inner wall of the protective ring, the splicing plates distributed in an annular mode form the middle portion of the cutter ring, the sections of the splicing plates are approximate to an isosceles trapezoid, a first fixing groove is formed in the outer wall of the other end of the protective ring, the outer walls of the other ends of the splicing plates are fixedly connected with the outer wall of the fixing ring, a second fixing groove is formed in the positions, close to the first fixing groove, of the splicing plates are inserted into the first fixing groove and the second fixing groove, and a fixing plate is arranged at the other end of each fixing column, an installation cavity is reserved between the splicing plates, and a cutting mechanism with a protection function is arranged in the installation cavity.
2. The novel heavy cutter ring and the production process thereof as claimed in claim 1, wherein: the reinforcing ring is divided into an upper part and a lower part which are mutually attached, the outer wall of the reinforcing ring is provided with annularly distributed attaching grooves, the attaching grooves are matched with the fixing plates, the outer wall of the reinforcing ring, which is close to the attaching grooves, is provided with fixing holes, and the upper part and the lower part of the reinforcing ring are provided with fixing bolts through the fixing holes.
3. The novel heavy cutter ring and the production process thereof as claimed in claim 1, wherein: cutting mechanism includes control cabinet, hydraulic stem, fixed station and bottom plate, the control cabinet bottom with solid fixed ring's outer wall fixed connection, the top outer wall of control cabinet is provided with the fixed station, the top outer wall fixedly connected with fixed station of control cabinet, the bottom plate sets up the top of fixed station, bottom plate swing joint be in the installation cavity between the fixed ring, the top outer wall fixedly connected with connecting spring of bottom plate.
4. The novel heavy cutter ring and the production process thereof according to claim 3 are characterized in that: the buffer spring is close to the top outer wall fixedly connected with buffer spring of movable rod, buffer spring's the other end with solid fixed ring's inner wall contacts, the bottom outer wall fixedly connected with connecting spring of bottom plate.
5. The novel heavy cutter ring and the production process thereof as claimed in claim 4, wherein: the bottom of connecting spring is provided with the mounting panel, and the bottom outer wall of mounting panel is provided with pressure sensor, pressure sensor with control cabinet electric connection.
6. The novel heavy cutter ring and the production process thereof according to claim 5 are characterized in that: the top outer wall fixedly connected with connecting block of movable rod, the equal fixedly connected with cutting knife in top both sides of connecting block, fixedly connected with abrasive disc between the cutting knife, the first piece of grinding of outer wall fixedly connected with of compression roller, the inner wall rotation in connecting block both ends is connected with the compression roller, the second that the outer wall fixedly connected with equidistance of compression roller distributes grinds the piece.
7. The novel heavy cutter ring production process according to claims 1-6, comprising the following steps:
s1, independently pouring and molding the splicing plates, and preprocessing the splicing plates;
s2, mounting a cutting mechanism on the fixing ring;
and S3, reinforcing the splicing plate and the fixing ring through the mounting fixing column and the reinforcing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110691598.3A CN113338968B (en) | 2021-06-22 | 2021-06-22 | Heavy knife ring and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110691598.3A CN113338968B (en) | 2021-06-22 | 2021-06-22 | Heavy knife ring and production process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113338968A true CN113338968A (en) | 2021-09-03 |
| CN113338968B CN113338968B (en) | 2023-09-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110691598.3A Active CN113338968B (en) | 2021-06-22 | 2021-06-22 | Heavy knife ring and production process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113338968B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982193A (en) * | 2014-05-07 | 2014-08-13 | 大连理工大学 | Design method for cutter ring of disk cutter |
| CN105034711A (en) * | 2015-08-20 | 2015-11-11 | 资义勇 | Tire burst protective ring for tubeless tire |
| CN107060789A (en) * | 2016-12-31 | 2017-08-18 | 马鞍山精创工程刀具制造有限公司 | The Disc Cutter Ring Material and Technology for Heating Processing of a kind of shield cutter |
| CN108044317A (en) * | 2017-12-19 | 2018-05-18 | 安徽省凌锋冶金机械有限公司 | A kind of processing technology of high-wearing feature shield machine hob ring |
| CN108104826A (en) * | 2017-12-19 | 2018-06-01 | 安徽省凌锋冶金机械有限公司 | A kind of high-wearing feature shield machine hob ring |
| CN207879345U (en) * | 2018-01-11 | 2018-09-18 | 成都锐钻钻头制造有限公司 | A kind of single-blade hob with offset monitoring function |
| CN209444337U (en) * | 2019-01-26 | 2019-09-27 | 湖南合盾工程刀具有限公司 | A kind of shield machine roller cutter cutter ring |
| CN110886786A (en) * | 2019-12-20 | 2020-03-17 | 湖南合盾工程刀具有限公司 | Bearing isolating ring, hob device for shield machine and hob torque adjusting method |
-
2021
- 2021-06-22 CN CN202110691598.3A patent/CN113338968B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982193A (en) * | 2014-05-07 | 2014-08-13 | 大连理工大学 | Design method for cutter ring of disk cutter |
| CN105034711A (en) * | 2015-08-20 | 2015-11-11 | 资义勇 | Tire burst protective ring for tubeless tire |
| CN107060789A (en) * | 2016-12-31 | 2017-08-18 | 马鞍山精创工程刀具制造有限公司 | The Disc Cutter Ring Material and Technology for Heating Processing of a kind of shield cutter |
| CN108044317A (en) * | 2017-12-19 | 2018-05-18 | 安徽省凌锋冶金机械有限公司 | A kind of processing technology of high-wearing feature shield machine hob ring |
| CN108104826A (en) * | 2017-12-19 | 2018-06-01 | 安徽省凌锋冶金机械有限公司 | A kind of high-wearing feature shield machine hob ring |
| CN207879345U (en) * | 2018-01-11 | 2018-09-18 | 成都锐钻钻头制造有限公司 | A kind of single-blade hob with offset monitoring function |
| CN209444337U (en) * | 2019-01-26 | 2019-09-27 | 湖南合盾工程刀具有限公司 | A kind of shield machine roller cutter cutter ring |
| CN110886786A (en) * | 2019-12-20 | 2020-03-17 | 湖南合盾工程刀具有限公司 | Bearing isolating ring, hob device for shield machine and hob torque adjusting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113338968B (en) | 2023-09-26 |
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