CN205135639U - Removable concrete sword of going ahead of rest of cutting and fixing system thereof - Google Patents
Removable concrete sword of going ahead of rest of cutting and fixing system thereof Download PDFInfo
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- CN205135639U CN205135639U CN201520915967.2U CN201520915967U CN205135639U CN 205135639 U CN205135639 U CN 205135639U CN 201520915967 U CN201520915967 U CN 201520915967U CN 205135639 U CN205135639 U CN 205135639U
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- cutting
- cutter
- cutting tooth
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- rest
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Abstract
The utility model discloses a removable concrete sword of going ahead of rest of cutting and fixing system thereof, the removable concrete of cutting is gone ahead of the rest the sword and is included: the blade holder, its include first pedestal and with the second pedestal, first pedestal and second pedestal constitute first mounting groove and second mounting groove, side -cutting tooth, side -cutting tooth include two, are first side -cutting tooth and second side -cutting tooth respectively, well gear cutting, the top at the second pedestal is installed in well gear cutting to in cut gear position between first side -cutting tooth and second side -cutting tooth. The utility model discloses the removable concrete of cutting is gone ahead of the rest sword both sides side -cutting tooths and is adopted the transition of big fillet, can reduce the alloy effectively because of colliding the impaired circumstances, and the side -cutting tooth can guarantee that the cutter has longer resistant wear time. The flank of gear cutting all is carbide in the cutter top, avoids effectively damaging because of the cutter that the wearing and tearing of cutter mother metal caused. Side -cutting tooth and gear cutting flank are narrower, easily cut into and tear concrete layer in the excavation face and cut off the reinforcing bar that wherein contains etc. Avoid the too big increase blade disc moment of torsion of tool resistance.
Description
Technical field
The utility model belongs to shield cutter technical field, particularly relates to a kind of replaceablely cutting concrete dual-pilot cutter, and for replaceablely cutting the fixed system that concrete dual-pilot cutter is fixed to shield cutter by described.
Background technology
Adopt in Shield Construction Method Used process at subway tunnel, owing to starting and the security hardening of received well termination, and the pile foundation of the building that must pass through in construction line, add difficulty to the tunneling construction of shield structure, improve the requirement to shield cutter cutter.
Dual-pilot cutter is generally used for the complex class cutterhead containing hobboing cutter, when crossing concrete pile and concrete continuous wall etc., can leading attrition crushing concrete continuous wall and concrete pile, and protection lower floor's dual-pilot cutter and bite, reduce Cutting Tool Damage.Be convenient to cut to reduce resistance, cutting alloy mostly adopts wedge angle form, is easy to incision and scratches Soft Soil Layer, but this kind of cutter encounter concrete pile etc. comparatively hard place shape time, alloy wedge angle, easily by damaged in collision, reduces cutting-tool's used life.
How effectively to reduce the wearing and tearing of cutter, increase the dependability of cutter, thus reduce shield structure special formation cannot tool changing time difficulty of construction, cause us must carry out research breakthrough on cutting-tool's used life.
Summary of the invention
First object of the present utility model is to provide a kind of replaceablely cuts concrete dual-pilot cutter, with solve existing cutter encounter concrete pile etc. comparatively hard place shape time, alloy wedge angle easily by damaged in collision, the technical problem that cutter life is short.
Second object of the present utility model is to provide a kind of replaceablely cuts concrete dual-pilot cutter fixed system.
In order to realize above-mentioned first object, the utility model provides a kind of and replaceablely cuts concrete dual-pilot cutter, and it comprises:
Tool rest, described tool rest comprises the first pedestal and second pedestal connected vertically with the middle part of described first pedestal; Described first pedestal and the second pedestal form the first mounting groove and the second mounting groove;
Side-cutting tooth, described side-cutting tooth comprises two, is respectively the first side-cutting tooth and the second side-cutting tooth, the structure mirror image each other of the first side-cutting tooth and the second side-cutting tooth; Described first side-cutting tooth is arranged on described first mounting groove, and described second side-cutting tooth is arranged on the second mounting groove; Described side-cutting tooth at least comprises the blade of one section of arc;
Middle cutting, described middle cutting is arranged on the top of described second pedestal, and described middle cutting is between described first side-cutting tooth and the second side-cutting tooth.
The utility model is replaceable as above cuts concrete dual-pilot cutter, and further, the hardness of described side-cutting tooth and middle cutting alloy used is greater than described tool rest.
In order to realize above-mentioned second object, the utility model provides a kind of and replaceablely cuts concrete dual-pilot cutter fixed system, and for cutting replaceable as above the fixing voussoir that concrete dual-pilot cutter is fixed to shield cutter, it comprises:
Knife rest, the replaceable base cutting concrete dual-pilot cutter is fixedly connected with described knife rest;
Fixed cover, described fixed cover is fixedly connected with described knife rest;
Cutter shaft, described cutter shaft is through described fixed cover;
Further, described knife rest is connected with the fixing voussoir of shield cutter.
The utility model is replaceable as above cuts concrete dual-pilot cutter fixed system, and further, described knife rest is connected with the fixing voussoir of shield cutter by bolt.
The beneficial effects of the utility model are:
Replaceable concrete dual-pilot cutter both sides side-cutting tooth of cutting adopts Rouno Cormer Pregrinding Wheel transition, effectively can reduce alloy because colliding impaired situation, and side-cutting tooth can ensure that cutter has the longer wear-resistant time.The sword face of cutting in cutter top is all carbide alloy, Cemented Carbide Hardness and anti-wear performance high, in working angles, tear layer of concrete, and cut off, when breaking the reinforcing bar etc. wherein comprised, effectively avoid the tool damage caused because the wearing and tearing of cutter mother metal.Side-cutting tooth and cutting sword face narrower, be easy to cut in excavation face and tear layer of concrete and cut off the reinforcing bar etc. wherein comprised, avoid the excessive increase cutter head torque of tool resistance.
Accompanying drawing explanation
By detailed description done in conjunction with the following drawings, above-mentioned and/or other aspects of the present utility model and advantage will become clearer and be easier to understand, and these accompanying drawings just schematically, do not limit the utility model, wherein:
Fig. 1 is that the replaceable of a kind of embodiment of the utility model cuts concrete dual-pilot cutter schematic diagram;
Fig. 2 is the left side schematic diagram of Fig. 1;
Fig. 3 is the schematic top plan view of Fig. 1;
Fig. 4 is that the replaceable of a kind of embodiment of the utility model cuts concrete dual-pilot cutter fixed system schematic diagram;
Fig. 5 is that the replaceable of a kind of embodiment of the utility model cuts concrete dual-pilot cutter fixed system sectional drawing.
In accompanying drawing, the list of parts representated by each label is as follows:
1, tool rest, the 11, first pedestal, the 12, second pedestal, the 13, first mounting groove, the 14, second mounting groove;
2, side-cutting tooth, the 21, first side-cutting tooth, the 22, second side-cutting tooth;
3, middle cutting;
4, knife rest;
5, fixed cover;
6, cutter shaft;
7, fixing voussoir;
8, bolt.
Detailed description of the invention
Hereinafter, replaceable embodiment of cutting concrete dual-pilot cutter of the present utility model is described with reference to the accompanying drawings.
The embodiment recorded at this is specific detailed description of the invention of the present utility model, for illustration of design of the present utility model, is all explanatory and exemplary, should not be construed as the restriction to the utility model embodiment and the utility model scope.Except the embodiment recorded at this, those skilled in the art can also adopt other technical scheme apparent based on the content disclosed in the application's claims and manual, and these technical schemes comprise the technical scheme making any apparent substitutions and modifications adopted the embodiment recorded at this.
The accompanying drawing of this manual is schematic diagram, and aid illustration design of the present utility model schematically shows shape and the correlation thereof of each several part.Note that the structure of each parts for the ease of clearly showing the utility model embodiment, not according to identical scale between each accompanying drawing.Identical reference marker is for representing identical part.
Shown in Fig. 1, Fig. 2 and Fig. 3, for the replaceable of a kind of embodiment of the utility model cuts concrete dual-pilot cutter, it comprises:
Tool rest 1, described tool rest comprises the first pedestal 11 and second pedestal 12 connected vertically with the middle part of described first pedestal; Described first pedestal 11 and the second pedestal 12 form the first mounting groove 13 and the second mounting groove 14;
Side-cutting tooth 2, described side-cutting tooth comprises two, is respectively the structure mirror image each other of the first side-cutting tooth 21 and the second side-cutting tooth 22, first side-cutting tooth 21 and the second side-cutting tooth 22; Described first side-cutting tooth 21 is arranged on described first mounting groove, and described second side-cutting tooth 22 is arranged on the second mounting groove; Described side-cutting tooth 2 at least comprises the blade of one section of arc;
Middle cutting 3, described middle cutting 3 is arranged on the top of described second pedestal, and described middle cutting 3 is between described first side-cutting tooth 21 and the second side-cutting tooth 22.
Cut in concrete dual-pilot cutter the utility model is replaceable as above, the hardness of described side-cutting tooth and middle cutting alloy used is greater than described tool rest, and such as described side-cutting tooth and middle cutting are carbide alloy (as W-Co kind carbide alloy, kennametal, tungsten titanium tantalum (niobium) series hard alloy).
Replaceable concrete dual-pilot cutter both sides side-cutting tooth of cutting adopts Rouno Cormer Pregrinding Wheel transition, effectively can reduce alloy because colliding impaired situation, and side-cutting tooth can ensure that cutter has the longer wear-resistant time.The sword face of cutting in cutter top is all carbide alloy, Cemented Carbide Hardness and anti-wear performance high, in working angles, tear layer of concrete, and cut off, when breaking the reinforcing bar etc. wherein comprised, effectively avoid the tool damage caused because the wearing and tearing of cutter mother metal.Side-cutting tooth and cutting sword face narrower, be easy to cut in excavation face and tear layer of concrete and cut off the reinforcing bar etc. wherein comprised, avoid the excessive increase cutter head torque of tool resistance.
The dual-pilot cutter of above-described embodiment can be arranged on shield cutter with removable mode or fixing mode, when formula is arranged on shield cutter in a fixed manner, can adopt the method for welding.When being fixed on shield cutter in removable mode, need to adopt following dual-pilot cutter fixed system, to be fixed on the fixing voussoir of shield cutter by cutting concrete dual-pilot cutter, as shown in Figure 4 and Figure 5, it comprises:
Knife rest 4, the replaceable base 1 cutting concrete dual-pilot cutter is fixedly connected with described knife rest 4; In a preferred embodiment, in order to easy to process, the base of dual-pilot cutter is connected with described knife rest welding.
Fixed cover 5, described fixed cover 5 is fixedly connected with described knife rest 4; Described fixed cover jumps about being used for avoiding knife rest.
Cutter shaft 6, described cutter shaft 6 is through described fixed cover 5;
Further, described knife rest 4 is connected with the fixing voussoir 7 of shield cutter by bolt 8.As described in Figure 5, described fixing voussoir 7 comprises large fixing voussoir and little fixing voussoir.
When utilizing above-mentioned dual-pilot cutter fixed system, the process changing dual-pilot cutter is as follows: remove the hobboing cutter original cutterhead needing to change dual-pilot cutter position, whole dual-pilot cutter fixed system (except fixing voussoir 7 and bolt 8) is put into hobboing cutter installation site, then fixing voussoir 7 is installed, and lock with bolt 8, to ensure that dual-pilot cutter because of during by lateral force, can not overturn.
Each technical characteristic of above-mentioned disclosure is not limited to that disclosed with combination that is further feature, other combination that those skilled in the art also can carry out between each technical characteristic according to the object of invention, is as the criterion with the object realizing the utility model.
Claims (4)
1. replaceablely cut a concrete dual-pilot cutter, it is characterized in that, comprising:
Tool rest, described tool rest comprises the first pedestal and second pedestal connected vertically with the middle part of described first pedestal; Described first pedestal and the second pedestal form the first mounting groove and the second mounting groove;
Side-cutting tooth, described side-cutting tooth comprises two, is respectively the first side-cutting tooth and the second side-cutting tooth, the structure mirror image each other of the first side-cutting tooth and the second side-cutting tooth; Described first side-cutting tooth is arranged on described first mounting groove, and described second side-cutting tooth is arranged on the second mounting groove; Described side-cutting tooth at least comprises the blade of one section of arc;
Middle cutting, described middle cutting is arranged on the top of described second pedestal, and described middle cutting is between described first side-cutting tooth and the second side-cutting tooth.
2. according to claim 1ly replaceablely cut concrete dual-pilot cutter, it is characterized in that, the hardness of described side-cutting tooth and middle cutting alloy used is greater than described tool rest.
3. replaceablely cut concrete dual-pilot cutter fixed system, for replaceable described in claim 1 or 2 is cut the fixing voussoir that concrete dual-pilot cutter is fixed to shield cutter, it is characterized in that, comprising:
Knife rest, the replaceable base cutting concrete dual-pilot cutter is fixedly connected with described knife rest;
Fixed cover, described fixed cover is fixedly connected with described knife rest;
Cutter shaft, described cutter shaft is through described fixed cover;
Further, described knife rest is connected with the fixing voussoir of shield cutter.
4. according to claim 3ly replaceablely cut concrete dual-pilot cutter fixed system, it is characterized in that, described knife rest is connected with the fixing voussoir of shield cutter by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520915967.2U CN205135639U (en) | 2015-11-17 | 2015-11-17 | Removable concrete sword of going ahead of rest of cutting and fixing system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520915967.2U CN205135639U (en) | 2015-11-17 | 2015-11-17 | Removable concrete sword of going ahead of rest of cutting and fixing system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205135639U true CN205135639U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520915967.2U Active CN205135639U (en) | 2015-11-17 | 2015-11-17 | Removable concrete sword of going ahead of rest of cutting and fixing system thereof |
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| CN (1) | CN205135639U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111515886A (en) * | 2017-02-20 | 2020-08-11 | 中核(天津)科技发展有限公司 | Method for assembling cylindrical workpiece and assembly part thereof by aligning, positioning and clamping device |
-
2015
- 2015-11-17 CN CN201520915967.2U patent/CN205135639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111515886A (en) * | 2017-02-20 | 2020-08-11 | 中核(天津)科技发展有限公司 | Method for assembling cylindrical workpiece and assembly part thereof by aligning, positioning and clamping device |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |