CN203756178U - Cutterhead and shield tunneling machine - Google Patents
Cutterhead and shield tunneling machine Download PDFInfo
- Publication number
- CN203756178U CN203756178U CN201320866495.7U CN201320866495U CN203756178U CN 203756178 U CN203756178 U CN 203756178U CN 201320866495 U CN201320866495 U CN 201320866495U CN 203756178 U CN203756178 U CN 203756178U
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- cutterhead
- group
- tool rest
- installing hole
- hole
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Abstract
The utility model discloses a cutterhead and a shield tunneling machine. The cutterhead comprises a shell; a cutterhead support and a cutterhead body are arranged in the shell; the cutterhead support is provided with a cutter; a cutter holder is arranged at the tail end of the cutterhead support; an edge scraper is arranged on the cutter holder provided with at least two groups of mounting holes; each group of mounting holes in the at least two groups of mounting holes are same; the edge scraper is provided with holes for fasteners to pass through; the fasteners are connected with the edge scraper and the cutter holder by holes; the fasteners are arranged on one group of mounting holes in the at least two groups of mounting holes; the shield tunneling machine comprises a front body, a middle body and a shield tail; a conveyor and a duct piece conveyor are arranged in the middle body; the front body is provided with the cutterhead. The cutterhead and the shield tunneling machine provided by the embodiment have the beneficial effects that different section diameters of the cutterhead can be obtained according to needs by changing the mounting position of the scraper from one group of mounting holes to the other group of mounting holes, the machining cost of the cutterhead is reduced and the utilization rate of the equipment is improved.
Description
Technical field
The utility model relates to a kind of cutterhead and a kind of shield machine.
Background technology
Due to shield machine have automaticity high, save that manpower, speed of application are fast, controllably face sedimentation when cavitation, weatherproof, excavation, do not affect the advantages such as water surface traffic when reducing the impact of above ground structure and excavating under water, shield machine is generally used for tunnel construction.When particularly long, the buried depth of tunnel line is larger, use more economical rationality of shield machine construction.
In prior art, the cross section parameter of every shield machine is all according to specific geological condition design, and the cutter diameter of every shield machine is only applicable to certain specific project.This makes each project need to buy the shield machine with different cross section parameter, but shield machine is expensive, and therefore unit in charge of construction can drop into a huge sum of money and buy Suporting structure, causes the great wasting of resources.
Summary of the invention
The technical problems to be solved in the utility model is, is only applicable to the defect of certain specific project for cutter diameter in prior art, provides a kind of cutter diameter variable cutterhead.
Another technical problem to be solved in the utility model is, is only applicable to the defect of certain specific project for every shield machine in prior art, provides a kind of cutter diameter variable shield machine.
The technical scheme that the utility model cutterhead adopts is: comprise housing, in housing, be provided with cutterhead support and cutterhead body, on cutterhead support, cutter is installed, the end of cutterhead support is provided with tool rest, edge doctor is installed on tool rest, on tool rest, be provided with at least two group installing holes, every group of installing hole at least two group installing holes is identical; On edge doctor, be provided with the hole that fastener passes through; Fastener is by hole fillet scraper and tool rest, and fastener is arranged on one group of installing hole at least two group installing holes.
In the utility model cutterhead, the appearance and size of tool rest is less than the appearance and size of edge doctor.
In the utility model cutterhead, every group of installing hole at least two group installing holes comprises at least two circular ports.
In the utility model cutterhead, fastener is bolt, and every group of installing hole at least two group installing holes is provided with the internal thread with the threaded engagement of bolt.
In the utility model cutterhead, tool rest is welded on cutterhead support.
In the utility model cutterhead, every group of installing hole at least two group installing holes on tool rest arranged with " L " shape.
In the utility model cutterhead, every group of installing hole interval at least two group installing holes on tool rest arranges.
In the utility model cutterhead, at least two group installing holes are arranged symmetrically with along the center line of tool rest.
The technical scheme that the utility model shield machine adopts is: comprise precursor, middle body and shield tail, conveyer and duct piece installation machine are installed in middle body, above-mentioned cutterhead is installed on precursor.
Implement the utility model cutterhead and shield machine, compared with the prior art, its beneficial effect is: by the installation site of edge doctor is changed to another group installing hole from one group of installing hole, can obtain as required the different cross section diameter of cutterhead, only needing in use replacing kinetic parameter and variation section of jurisdiction diameter dimension can put in different object of construction production goes, reduce the processing charges of cutterhead, the utilization rate of equipment is improved, thereby reduced the cost of enterprise.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model cutterhead;
Fig. 2 is the partial enlarged drawing of tool rest in the utility model cutterhead;
Fig. 3 is the partial enlarged drawing that in the utility model cutterhead, edge doctor and tool rest are installed;
Fig. 4 is that the diameter of edge doctor and tool rest in the utility model cutterhead changes schematic diagram;
Fig. 5 is the partial enlarged drawing that in the utility model cutterhead, edge doctor and tool rest installation site change;
Fig. 6 is the utility model tool rest overall structure schematic diagram;
Fig. 7 is the overall structure schematic diagram of the utility model edge doctor.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As Figure 1-3, the utility model cutterhead comprises housing 10, cutterhead support 21 and cutterhead main body 22, cutterhead support 21 and cutterhead main body 22 are arranged in housing 10, and on cutterhead support 21, cutter is installed, cutter can be the billowing cutter of single-blade hob, twolip, three sword hobboing cutters, serrated knife, one or more earnestly, in edge doctor and square cutter, and in order to adapt to different stratum, hobboing cutter and serrated knife can exchange.
The end of cutterhead support 21 is provided with tool rest 32, and tool rest 32 is positioned on the circular path line of cutterhead body 22, and edge doctor 31 is arranged on tool rest 32, thereby edge doctor is arranged on the circular path line of cutterhead body 22.
Tool rest 32 can adopt welding, riveted joint, splicing or integrated mode to be connected with cutterhead support 21, the utility model preferred weld, thereby strengthen the stability of tool rest to guarantee the intensity of edge doctor 32 after conversion diameter, the conversion diameter of cutterhead will below describe in further detail.
The appearance and size of tool rest 32 is controlled comparatively strict, and the appearance and size of tool rest 32 must not exceed the profile of edge doctor 31, should determine according to the appearance and size of edge doctor 31 appearance and size of tool rest 32, and edge doctor 31 can partly or entirely hide tool rest 32 like this.
On tool rest 32, be provided with at least two group installing holes 40.The group number that installing hole 40 arranges can be selected as required, such as being provided with two groups, three groups, four groups or more groups; And the quantity of every group of installing hole 40 mesopores is selected as required, such as two, four, six or other any applicable quantity.Every group of installing hole 40 is identical, the specification of one group of installing hole 40 is identical with the specification of other every group of installing hole 40, comprise that opening shape and hole depth are all identical, edge doctor 31 can be arranged in first group of installing hole 40 like this, also can be arranged in the second installing hole 40 or in the installing hole 40 of other group.
The specification of every group of installing hole 40 mesopores can be identical, also can be different.The shape of installing hole 40 can be square, circular, oval or other shape, the shape circular of installing hole 40 in the utility model cutterhead.
The position of installing hole 40 need to be determined by the cutter diameter according to edge doctor 31 and after changing, the position of installing hole 40 draws through design, in the time of edge doctor 31 running transform cutter diameter, can just in time overlap with next group hole site, installing hole 40 processing on tool rest are simple, and it is convenient that edge doctor 31 is changed.
On edge doctor 31, arrange porosely 41, fastener is by hole 41 fillet scrapers 31 and tool rest 32, and fastener is arranged on one group of installing hole 40 at least two group installing holes 40 so that edge doctor 31 is fixed on tool rest 32.Particularly, fastener is mounted to edge doctor 31 on installing hole 40 by the hole 41 on edge doctor 31.The layout of hole 41 on edge doctor 31 is consistent in the layout of tool rest 32 with hole 40, and such as 41He hole, hole 40, all L-shaped layout, 41He hole, hole 40 are all linearly arranged.Preferably, every group of installing hole 40 is symmetrical arranged along the center line of tool rest 32.Between every group of installing hole 40, interval arranges, and between every group of installing hole 40, keeps at a certain distance away as required.
As shown in Figure 5, the connection of edge doctor 31 and tool rest 32 is to removably connect, and edge doctor 31 can be disassembled and is installed on another group installing hole 40 from one group of installing hole 40 of tool rest 32.Fastener can be bolt, screw or other connector, and in the utility model, tool rest 32 is preferably connected by bolt 50 with edge doctor 31, and this fastening structure is reliable and stable, and is convenient to dismounting and the replacing of edge doctor.In every group of installing hole 40, be provided with internal thread, internal thread is for coordinating with the external screw thread of bolt 50.
The utility model cutterhead can be realized the variable diameter of cutterhead by changing the installation site of edge doctor 31, and the diameter of cutterhead is defined as the distance between two edge doctors 31 on same axis.In one embodiment, as shown in Figure 4, four scrapers 31 are installed on cutterhead, the diameter of cutterhead is D1 or D2.For example, when edge doctor 31 is arranged on first group of installing hole 40, the diameter of cutterhead is D1; When edge doctor 31 is arranged on second group of installing hole 40, the diameter of cutterhead is D2; When edge doctor 31 is arranged on the 3rd group of installing hole 40, the diameter of cutterhead is D3; The like, can realize a plurality of diameters of cutterhead.This cutter head structure is simple, can regulate according to actual needs two or more different cutter diameter, to adapt to different tunnel construction environment, thereby reaches cost-saving effect.
Like this, thereby by position of mounting hole set on tool rest 32, change the distance change making between edge doctor 31 and realize different diameters, form two diameters or many diameters cutter head structure cutter head of shield machine device, realize the two diameters of a cutterhead or many diameters, the universal performance of cutterhead and shield machine is improved, reduced the construction cost of enterprise.
(changing cutter diameter) adjusted in position by edge doctor 31, can obtain according to actual needs different diameter of sections, only needing in use replacing kinetic parameter and variation section of jurisdiction diameter dimension can put in different object of construction production goes, reduced the processing charges of cutterhead, the utilization rate of equipment is improved, thereby reduces the cost of enterprise.
Cutterhead is the core component of shield machine, its form of structure, intensity and whole demeanour directly have influence on speed and the cost of construction, and if cutterhead breaks down, maintenance is also very difficult, so different producers produces according to different geologic structures the cutterhead that structure is different.The utility model cutterhead is not limited by the different structure of different cutterheads, can be plane fillet cutterhead, plane oblique angle cutterhead, flat square cutterhead and other any suitable cutter head structure.Edge doctor in the utility model cutterhead 31 is used universal edge doctor, need not specific customization, effectively saved cost.
It is example that the structure of cutterhead be take flat circle dihedral cutterhead, cutterhead end face has eight disc, and (wherein four disc are cutterhead supports 21, other four disc are cutterhead bodies 22) and have eight symmetrical strip holes, hob head or serrated knife seat, edge doctor seat and two stirring rod are installed on cutterhead support 21, cutterhead is connected by flange with drive unit, between flange and cutterhead, by spoke, be connected, cutterhead core, spoke and flange adopt monoblock cast, and peripheral part and core adopt first fastens the mode that connects rear weldering knot and be connected.The peripheral weld of cutterhead is connected to wear rib, and four tunnel foamed pipe (being divided into eight outlets) are also installed on cutterhead, and each outlet is provided with one way valve.Cutterhead is provided with catling four handles, single-blade rolls 31 handles, 64 of front serrated knives, 16 of edge serrated knives.
The utility model shield machine comprises precursor, middle body and shield tail, and conveyer and duct piece installation machine are installed in middle body, and on precursor, above-mentioned cutterhead is also installed.Shield machine also comprises: be arranged on human body cabin, propelling cylinder and hinged oil cylinder in middle body, tail sealing, conveying worm, duct piece installation machine structure, belt conveyor, trailer, hydraulic system, grease filling system, the native improved system that is cut, foaming system, swell soil system, filling system, and other system and the parts that need.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (9)
1. a cutterhead, comprise housing (10), in described housing (10), be provided with cutterhead support (21) and cutterhead body (22), on described cutterhead support (21), cutter is installed, the end of described cutterhead support (21) is provided with tool rest (32), edge doctor (31) is installed on described tool rest (32), it is characterized in that:
On described tool rest (32), be provided with at least two group installing holes (40), the every group of installing hole (40) in described at least two group installing holes (40) is identical;
On described edge doctor (31), be provided with the hole (41) that fastener passes through;
Described fastener connects described edge doctor (31) and described tool rest (32) by described hole (41), on the one group of installing hole (40) described in described fastener is arranged at least two group installing holes (40).
2. cutterhead according to claim 1, is characterized in that, the appearance and size of described tool rest (32) is less than the appearance and size of described edge doctor (31).
3. cutterhead according to claim 2, is characterized in that, the every group of installing hole (40) in described at least two group installing holes (40) comprises at least two circular ports.
4. cutterhead according to claim 3, is characterized in that, described fastener is bolt (50), and the every group of installing hole (40) in described at least two group installing holes (40) is provided with the internal thread with the threaded engagement of described bolt (50).
5. cutterhead according to claim 4, is characterized in that, described tool rest (31) is welded on described cutterhead support (21).
6. cutterhead according to claim 1, is characterized in that, the every group of installing hole (40) at least two group installing holes (40) on described tool rest (32) arranged with " L " shape.
7. cutterhead according to claim 1, is characterized in that, every group of installing hole (40) interval at least two group installing holes (40) on described tool rest (32) arranges.
8. according to the cutterhead described in claim 6 or 7, it is characterized in that, described at least two group installing holes (40) are arranged symmetrically with along the center line of described tool rest (32).
9. a shield machine, comprises precursor, middle body and shield tail, in described middle body, conveyer and duct piece installation machine is installed, and it is characterized in that, cutterhead claimed in claim 1 is installed on described precursor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320866495.7U CN203756178U (en) | 2013-12-26 | 2013-12-26 | Cutterhead and shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320866495.7U CN203756178U (en) | 2013-12-26 | 2013-12-26 | Cutterhead and shield tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756178U true CN203756178U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320866495.7U Expired - Fee Related CN203756178U (en) | 2013-12-26 | 2013-12-26 | Cutterhead and shield tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756178U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747198A (en) * | 2013-12-26 | 2015-07-01 | 江苏凯宫隧道机械有限公司 | Cutter disc and shield tunneling machine |
| CN106050253A (en) * | 2015-04-08 | 2016-10-26 | Nfm技术公司 | Excavating tool for a tunnel boring machine and boring machine comprising such tool |
| CN107559018A (en) * | 2017-09-06 | 2018-01-09 | 大连理工大学 | A kind of design method of the fraction TBM cutter head structure forms of middle circle five |
-
2013
- 2013-12-26 CN CN201320866495.7U patent/CN203756178U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747198A (en) * | 2013-12-26 | 2015-07-01 | 江苏凯宫隧道机械有限公司 | Cutter disc and shield tunneling machine |
| CN106050253A (en) * | 2015-04-08 | 2016-10-26 | Nfm技术公司 | Excavating tool for a tunnel boring machine and boring machine comprising such tool |
| CN107559018A (en) * | 2017-09-06 | 2018-01-09 | 大连理工大学 | A kind of design method of the fraction TBM cutter head structure forms of middle circle five |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20201226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |