CN207813619U - A kind of combination cutter ring of disc cutter for rock tunnel(ling) machine - Google Patents
A kind of combination cutter ring of disc cutter for rock tunnel(ling) machine Download PDFInfo
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- CN207813619U CN207813619U CN201721846309.8U CN201721846309U CN207813619U CN 207813619 U CN207813619 U CN 207813619U CN 201721846309 U CN201721846309 U CN 201721846309U CN 207813619 U CN207813619 U CN 207813619U
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Abstract
The utility model discloses a kind of combination cutter ring of disc cutter for rock tunnel(ling) machine, it is related to engineering mechanical device technical field, solves the working environment that existing development machine can not be competent at middle soft geological, its hobboing cutter hardness is low, the technical problems such as cutter life is low, the utility model includes cutter ring, knife hub mounting hole is provided on the cutter ring, the knife hub mounting hole runs through cutter ring, it is provided with boss on the cutter ring, the boss is symmetrically disposed on the upper and lower end face of cutter ring, the cutter ring outer circle is provided with cutter groove, it is provided with cutter tooth in the cutter groove, the cutter tooth is fixedly connected with the cutter ring.The utility model has the advantages that structurally simple, economical applicable.
Description
Technical field
The utility model is related to engineering mechanical device technical field, more particularly to a kind of for rock tunnel(ling) machine
Combine cutter ring of disc cutter.
Background technology
Development machine (Boring machine) is the machine that tunnel is dug for straight ground.
Development machine type is more：By manipulating object be divided into common loom and rock tunnel(ling) machine (Tunnel boringmachine,
Abbreviation TBM)；It is divided into open type development machine and shield formula development machine by operating type.
Working method：Mainly it is made of walking mechanism, operating mechanism, shipment activity and transferring mechanism.With walking mechanism
It pushes ahead, the continuous fractured rock of the cutting head in operating mechanism, and detritus is transported.Have safe efficient and high-quality at lane
The advantages that, but cost is big, and construction is complicated, and loss is also larger.
It is a kind of rock tunnel(ling) machine using shield method that shield formula development machine, which is also referred to as shield machine,.The construction method of shield is pick
Into machine while driving structure (laying) tunnel its " shield " (referring to supportive section of jurisdiction), it is different from open type construction method.It is international
On, broad sense shield machine can be used for lithostratigraphy, only be different from the rock tunnel(ling) machine of open type (non-shield method).And at me
State traditionally will be known as (narrow sense) shield machine for the rock tunnel(ling) machine of soft soil layer, will be for the referred to as (narrow of lithostratigraphy
Justice) TBM.
A part uses shield method in (tunneling boring) rock tunnel(ling) machine, and a part uses open type construction method, for example, in
State's iron builds the included double shields of the double shield rock tunnel development machines (TBM) of tunneling boring of heavy industry independent development, need not build (paving
If) tunnel its " shield " need not be laid with section of jurisdiction, but integrate excavation, supporting, slag tap, may be implemented tunnel it is primary at
Type.
Shield machine includes cutterhead, shield body, people cabin, screw conveyor, duct piece installation machine, section of jurisdiction trolley, belt in structure
Machine and rear mating trailer etc.；Functionally include excavation system, main drive system, propulsion system, muck removal system, filling system,
Grease system, hydraulic system, electric control system, automatic guiding system and ventilation, water supply, power supply system, pernicious gas detection
Device etc..
Disk cutter is one of core component on shielding tunnel excavator.Current disk cutter main working parts are rolling
Knife cutter ring includes mainly naked ring and inserted type.Disk cutter mainly reaches the mesh of fractured rock by extruding force and impact force
's.Under different geological conditions, need to use different types of hobboing cutter cutter ring, to reach high reliability.Such as hard
Under the geological condition of rock, the hobboing cutter cutter ring for studding with alloy has advantage, and compared with soft geological situation, there is the naked circle of wearing layer
Hobboing cutter cutter ring has more advantage.Nowadays in the Tunnel Engineering such as railway, highway, water power, subway, disk cutter has been obtained for extensively
Using.It directly affects the speed of project progress as the considerable functional component of rock tunnel(ling) machine, the quality of its performance.
Therefore, a cutter ring of disc cutter that can overcome middle soft geological had both been needed, it is also desirable to a dish type rolling with ultrahigh hardness
Knife cutter ring solves hard geological problem.
Utility model content
The purpose of this utility model is that：The utility model provides a kind of working environment that can be competent at middle soft geological, tool
There is the combination cutter ring of disc cutter of ultrahigh hardness and the high rock tunnel(ling) machine of cutter life.
The utility model specifically uses following technical scheme to achieve the goals above：
A kind of combination cutter ring of disc cutter for rock tunnel(ling) machine, including cutter ring are provided with knife hub peace on the cutter ring
Hole is filled, the knife hub mounting hole runs through cutter ring, and boss is provided on the cutter ring, and the boss is symmetrically disposed on the upper and lower of cutter ring
End face, the cutter ring outer circle are provided with cutter groove, and cutter tooth is provided in the cutter groove, and the cutter tooth is fixedly connected with the cutter ring.
By adding circular arc slot structure in cutter ring outer circle, increase the contact area of cutter ring and geology, overcome hobboing cutter it is soft or hard mixedly
The disadvantage of the cutter tooth intensity deficiency occurred in matter；By be arranged hard-metal insert, can overcome hobboing cutter skid and influence work into
The problem of spending greatly improves the synthesis performance of hobboing cutter, solves rock tunnel(ling) machine hobboing cutter in soft or hard mixing geological condition
Under service life and drivage efficiency technical problem.
Further, the cutter groove is set as arcuate structure.It is arcuate structure by the way that cutter groove is arranged, avoids the occurrence of stress collection
In situation, and reduce the service life of cutter ring.
Further, it is provided with cutter tooth mounting hole in the cutter groove.It is fixed by cutter tooth position by the way that cutter tooth mounting hole is arranged,
And easy to maintain, the replacement of cutter tooth is convenient, submits repair, the maintenance efficiency of cutter ring.
Further, the cutter tooth hardness is 70HRC to 80HRC.It allows cutter tooth that there is higher hardness, improves cutter tooth and use
Service life.
Further, boss root is provided with chamfering three.By the way that chamfering is arranged in boss root, answering for boss root is reduced
Power is concentrated, and the service life of cutter ring is improved.
Further, the cutter tooth material is set as hard alloy.Hard alloy has high rigidity and high-wearing feature, is promoted
The service life of hobboing cutter.
Further, the raised head face is provided with chamfering one and chamfering two.The end face of boss is allowed by the way that chamfering one is arranged
It is boundary-passivated, avoid incised wound operating personnel hand.By be arranged chamfering two allow knife hub when coordinating with knife hub mounting hole more
It is convenient.
Further, the chamfering three is set as circular arc chamfering.It is circular arc chamfering by the way that chamfering three is arranged, reduces boss root
The stress concentration in portion improves the service life of cutter ring.
Further, the chamfering one and chamfering two are set as chamfer.The end face of boss is allowed by the way that chamfering one is arranged
It is boundary-passivated, avoid incised wound operating personnel hand.By be arranged chamfering two allow knife hub when coordinating with knife hub mounting hole more
It is convenient.
Further, the cutter tooth is uniformly distributed around the outer circle of cutter ring.Make cutter ring work more steady, stress when work
Uniformly, the service life of cutter ring is improved.
Operation principle：When hobboing cutter works in soft or hard geology, the hard alloy cutter tooth energy with high rigidity and high-wearing feature
It enough prevents hobboing cutter from skidding, improves hobboing cutter working efficiency, increase cutter tooth and geology contact area by the way that circular arc cutter groove is arranged, allow rolling
The service life is longer for knife.
The beneficial effects of the utility model are as follows：
1. by adding circular arc slot structure in cutter ring outer circle, increases the contact area of cutter ring and geology, overcome hobboing cutter and exist
The disadvantage of the cutter tooth intensity deficiency occurred in soft or hard mixing geology.
2. by the way that hard-metal insert is arranged, it can overcome the problems, such as that hobboing cutter skids and influences job schedule, greatly improve
The synthesis performance of hobboing cutter, the service life and driving for solving rock tunnel(ling) machine hobboing cutter in soft or hard mixing geology are imitated
Rate technical problem.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of combination cutter ring of disc cutter for rock tunnel(ling) machine of the utility model.
Fig. 2 is a kind of sectional view of combination cutter ring of disc cutter for rock tunnel(ling) machine of the utility model.
Fig. 3 is knife-tooth structure schematic diagram in Fig. 1.
Reference numeral：1- cutter rings, 2- cutters tooth, 3- cutter grooves, 4- boss, 5- knife hub mounting holes, 6- chamferings one, 7- chamferings two,
8- chamferings three.
Specific implementation mode
In order to which those skilled in the art are better understood from the utility model, below in conjunction with the accompanying drawings with following embodiment to this
Utility model is described in further detail.
Embodiment 1
Shown in reference to the accompanying drawings, a kind of combination cutter ring of disc cutter for rock tunnel(ling) machine is present embodiments provided, including
Cutter ring 1, knife hub mounting hole 5 is provided on the cutter ring 1, and the knife hub mounting hole 5 runs through cutter ring 1, is provided on the cutter ring 1
Boss 4, the boss 4 are symmetrically disposed on the upper and lower end face of cutter ring 1, and 1 outer circle of the cutter ring is provided with cutter groove 3, in the cutter groove 3
It is provided with cutter tooth 2, the cutter tooth 2 is welded with the cutter ring 1.By adding circular arc slot structure in 1 outer circle of cutter ring, increase cutter ring 1
With the contact area of geology, the disadvantage for the cutter tooth intensity deficiency that hobboing cutter occurs in soft or hard mixing geology is overcome；Pass through setting
Hard alloy cutter tooth can overcome the problems, such as that hobboing cutter skids and influences job schedule, greatly improve the synthesis usability of hobboing cutter
Can, solve service life and drivage efficiency technical problem of the rock tunnel(ling) machine hobboing cutter in soft or hard mixing geology.
The cutter groove 3 is set as arcuate structure.It is arcuate structure by the way that cutter groove 3 is arranged, avoids the occurrence of the feelings of stress concentration
Condition, and reduce the service life of cutter ring.
Cutter tooth mounting hole is provided in the cutter groove 3.It is fixed, and safeguarded by 2 position of cutter tooth by the way that cutter tooth mounting hole is arranged
Convenient, the replacement of cutter tooth is convenient, improves repair, the maintenance efficiency of hobboing cutter cutter ring.
Embodiment 2
Shown in reference to the accompanying drawings, a kind of combination cutter ring of disc cutter for rock tunnel(ling) machine is present embodiments provided, including
Cutter ring 1, knife hub mounting hole 5 is provided on the cutter ring 1, and the knife hub mounting hole 5 runs through cutter ring 1, is provided on the cutter ring 1
Boss 4, the boss 4 are symmetrically disposed on the upper and lower end face of cutter ring 1, and 1 outer circle of the cutter ring is provided with cutter groove 3, in the cutter groove 3
It is provided with cutter tooth 2, the cutter tooth 2 is welded with the cutter ring 1.By adding circular arc slot structure in 1 outer circle of cutter ring, increase cutter ring 1
With the contact area of geology, the disadvantage for the cutter tooth intensity deficiency that hobboing cutter occurs in soft or hard mixing geology is overcome；Pass through setting
Hard alloy cutter tooth can overcome the problems, such as that hobboing cutter skids and influences job schedule, greatly improve the synthesis usability of hobboing cutter
Can, solve service life and drivage efficiency technical problem of the rock tunnel(ling) machine hobboing cutter in soft or hard mixing geology.
2 hardness of the cutter tooth is 70HRC to 80HRC.It allows cutter tooth 2 that there is higher hardness, improves 2 service life of cutter tooth.
2 material of the cutter tooth is set as hard alloy.Hard alloy has high rigidity and high-wearing feature, promotes making for hobboing cutter
Use the service life.
The cutter tooth 2 is uniformly distributed around the outer circle of cutter ring 1.Make the work of cutter ring 1 more steady, uniform force when work,
Improve the service life of cutter ring 1.
Embodiment 3
Shown in reference to the accompanying drawings, a kind of combination cutter ring of disc cutter for rock tunnel(ling) machine is present embodiments provided, including
Cutter ring 1, knife hub mounting hole 5 is provided on the cutter ring 1, and the knife hub mounting hole 5 runs through cutter ring 1, is provided on the cutter ring 1
Boss 4, the boss 4 are symmetrically disposed on the upper and lower end face of cutter ring 1, and 1 outer circle of the cutter ring is provided with cutter groove 3, in the cutter groove 3
It is provided with cutter tooth 2, the cutter tooth 2 is welded with the cutter ring 1.By adding circular arc slot structure in 1 outer circle of cutter ring, increase cutter ring 1
With the contact area of geology, the disadvantage for the cutter tooth intensity deficiency that hobboing cutter occurs in soft or hard mixing geology is overcome；Pass through setting
Hard alloy cutter tooth can overcome the problems, such as that hobboing cutter skids and influences job schedule, greatly improve the synthesis usability of hobboing cutter
Can, solve service life and drivage efficiency technical problem of the rock tunnel(ling) machine hobboing cutter in soft or hard mixing geology.
4 root of boss is provided with chamfering 38, and the chamfering 38 is set as circular arc chamfering..By being arranged in boss root
Chamfering reduces the stress concentration of boss root, improves the service life of cutter ring.
4 end face of the boss is provided with chamfering 1 and chamfering 27, and the chamfering 1 and chamfering 27 are set as inclined-plane and fall
Angle.By be arranged chamfering one allow boss end face it is boundary-passivated, avoid incised wound operating personnel hand.It is allowed by the way that chamfering two is arranged
Knife hub is more convenient when coordinating with knife hub mounting hole.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, it is equivalent made by every specification and accompanying drawing content with the utility model
Structure change similarly should be included in the scope of protection of the utility model.
Claims (7)
1. a kind of combination cutter ring of disc cutter for rock tunnel(ling) machine, including cutter ring (1), knife is provided on the cutter ring (1)
Hub mounting hole (5), the knife hub mounting hole (5) run through cutter ring (1), boss (4), the boss are provided on the cutter ring (1)
(4) it is symmetrically disposed on the upper and lower end face of cutter ring (1), it is characterised in that：Cutter ring (1) outer circle is provided with cutter groove (3), the knife
Slot (3) is set as arcuate structure, and cutter tooth mounting hole is provided in the cutter groove (3), cutter tooth (2) is provided in the cutter groove (3),
The cutter tooth (2) is uniformly distributed around the outer circle of cutter ring (1), and the cutter tooth (2) is fixedly connected with the cutter ring (1).
2. the combination cutter ring of disc cutter according to claim 1 for rock tunnel(ling) machine, it is characterised in that：The cutter tooth
(2) hardness is 70HRC to 80HRC.
3. the combination cutter ring of disc cutter according to claim 1 for rock tunnel(ling) machine, it is characterised in that：Boss (4)
Root is provided with chamfering three (8).
4. the combination cutter ring of disc cutter according to claim 1 for rock tunnel(ling) machine, it is characterised in that：The cutter tooth
(2) material is set as hard alloy.
5. the combination cutter ring of disc cutter according to claim 1 for rock tunnel(ling) machine, it is characterised in that：The boss
(4) end face is provided with chamfering one (6) and chamfering two (7).
6. the combination cutter ring of disc cutter according to claim 3 for rock tunnel(ling) machine, it is characterised in that：The chamfering
Three (8) are set as circular arc chamfering.
7. the combination cutter ring of disc cutter according to claim 5 for rock tunnel(ling) machine, it is characterised in that：The chamfering
One (6) and chamfering two (7) are set as chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846309.8U CN207813619U (en) | 2017-12-26 | 2017-12-26 | A kind of combination cutter ring of disc cutter for rock tunnel(ling) machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846309.8U CN207813619U (en) | 2017-12-26 | 2017-12-26 | A kind of combination cutter ring of disc cutter for rock tunnel(ling) machine |
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| Publication Number | Publication Date |
|---|---|
| CN207813619U true CN207813619U (en) | 2018-09-04 |
Family
ID=63329801
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721846309.8U Active CN207813619U (en) | 2017-12-26 | 2017-12-26 | A kind of combination cutter ring of disc cutter for rock tunnel(ling) machine |
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| CN (1) | CN207813619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646509A (en) * | 2019-09-19 | 2020-01-03 | 吉林省维尔特隧道装备有限公司 | Nondestructive testing method for cutting edge of hob ring of tunnel boring machine |
-
2017
- 2017-12-26 CN CN201721846309.8U patent/CN207813619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646509A (en) * | 2019-09-19 | 2020-01-03 | 吉林省维尔特隧道装备有限公司 | Nondestructive testing method for cutting edge of hob ring of tunnel boring machine |
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