CN207161087U - A kind of shield tearing cutter - Google Patents
A kind of shield tearing cutter Download PDFInfo
- Publication number
- CN207161087U CN207161087U CN201720936980.5U CN201720936980U CN207161087U CN 207161087 U CN207161087 U CN 207161087U CN 201720936980 U CN201720936980 U CN 201720936980U CN 207161087 U CN207161087 U CN 207161087U
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- alloy
- major cutting
- layer
- tool rest
- auxiliary knife
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Abstract
The utility model discloses a kind of shield tearing cutter, belong to shield machine field, shield machine tearing cutter, including tool rest, major cutting edge, auxiliary knife edge and it is multiple be used to fixing the major cutting edge, two major cutting edges of screw of the auxiliary knife edge are respectively arranged at the both sides on the tool rest top, two auxiliary knife edges are arranged at the top of the tool rest, and between two major cutting edges, multiple screws are respectively arranged at the major cutting edge, the lower section of the auxiliary knife edge, and the screw runs through the tool rest.Shield machine tearing cutter disclosed in the utility model can be individually replaced major cutting edge or auxiliary knife edge according to abrasion condition, avoid trouble and the waste that whole cutter is changed in the case where the damage of only single blade but other blades remain to work.And this shield tearing cutter close structure, can meet the needs of to tunnelling.
Description
Technical field
Shield machine field is the utility model is related to, more particularly to a kind of shield machine tearing cutter.
Background technology
At present, China's track transportation industry is quickly grown, and the Tunnel Engineering building cause using subway as representative is just vigorously being sent out
Exhibition.The large tunnel engineering constructions such as underground storehouse, water conservancy culvert, vcehicular tunnel, railway tunnel are more and more, shield driving technology
Use it is more and more extensive.Shield method excavates not only efficiency high, safe and again economic and environment-friendly.Shield machine is shield method
Visual plant in construction, it can carry out changing different cutters according to the geological stratification of different situations.Shield machine tearing cutter
It is to be rotated with cutterhead without the broken rock cutter of rotation, replaces hobboing cutter to be arranged on cutter head of shield machine under the conditions of sand gravel geology
The dedicated tool of sandstone is peeled off for cutting.
In existing technology, cutter is using integrated design, when the main side for being responsible for excavation or main stress
, it is necessary to which whole cutter is changed after major cutting edge or auxiliary knife edge abrasion, but the now blade mill of cutter other side
Damage degree is not high, may continue to use.Now it can cause to waste if whole cutter is changed together.
Utility model content
The defects of in order to overcome prior art, technical problem to be solved in the utility model are to propose that a kind of shield is torn
Knife is split, it disclosure satisfy that the demand that major cutting edge, auxiliary knife edge individually can be changed freely.
To use following technical scheme up to this purpose, the utility model：
The utility model provides a kind of shield tearing cutter, including tool rest, major cutting edge, auxiliary knife edge and multiple is used for
The fixed major cutting edge, two major cutting edges of screw of the auxiliary knife edge are respectively arranged at the both sides on the tool rest top,
Two auxiliary knife edges are arranged at the top of the tool rest, and between two major cutting edges, multiple screws point
The major cutting edge, the lower section of the auxiliary knife edge are not arranged at, and the screw runs through the tool rest.
In the utility model preferably technical scheme, it is equipped with the major cutting edge, the auxiliary knife edge and the spiral shell
The screw that oncomelania line coordinates.
In the utility model preferably technical scheme, the nut upper surface of the screw is configured with wearing layer.
In the utility model preferably technical scheme, in addition to strip alloy-layer, two strip alloy-layer difference
It is fixed on the front side wall and rear wall of the tool rest, the strip alloy-layer is located at the lower section of the major cutting edge.
In the utility model preferably technical scheme, in addition to post alloy tooth, multiple post alloy tooth difference
It is fixed on the front side wall and rear wall of the tool rest, multiple post alloy tooth spaced sets are in the strip alloy-layer
Lower section.
In the utility model preferably technical scheme, in addition to perpendicular alloy-layer, multiple perpendicular alloy-layers are fixed respectively
In on the front side wall and rear wall of the tool rest, multiple perpendicular alloy-layers are respectively arranged at the major cutting edge and the auxiliary knife
Between sword, multiple perpendicular alloy-layers are respectively arranged between multiple auxiliary knife edges.
In the utility model preferably technical scheme, the post alloy tooth, the perpendicular alloy-layer and the strip
The upper surface of alloy-layer is provided with wearing layer.
In the utility model preferably technical scheme, the post alloy tooth, the perpendicular alloy-layer and the strip
Alloy-layer it is highly consistent.
The beneficial effects of the utility model are：
Shield tearing cutter provided by the utility model, major cutting edge or auxiliary knife can be individually replaced according to abrasion condition
Sword, avoid trouble and the waste that whole cutter is changed in the case where the damage of only single blade but other blades remain to work.And
And this shield tearing cutter structural integrity, can meet the needs of to tunnelling.
Brief description of the drawings
Fig. 1 is the structural representation for the shield tearing cutter that the utility model embodiment provides；
Fig. 2 is the structural representation for the major cutting edge that the utility model embodiment provides；
Fig. 3 is the structural representation for the auxiliary knife edge that the utility model embodiment provides.
In figure：
1st, tool rest, 2, major cutting edge, 3, auxiliary knife edge, 4, screw, 5, screw, 6, strip alloy-layer, 7, post alloy tooth, 8,
Perpendicular alloy-layer.
Embodiment
The technical solution of the utility model is further illustrated with reference to width figure and by embodiment.
As shown in figure 1, provide a kind of shield tearing cutter in embodiment, including tool rest 1, major cutting edge 2, auxiliary knife edge 3, with
And it is multiple be used to fixing major cutting edge 2,4 two major cutting edges 2 of screw of auxiliary knife edge 3 are respectively arranged at the both sides on the top of tool rest 1, two
Individual auxiliary knife edge 3 is arranged at the top of tool rest 1, and between two major cutting edges 2, multiple screws 4 are respectively arranged at major cutting edge
2nd, the lower section of auxiliary knife edge 3, screw 4 run through tool rest 1.During use if one of major cutting edge 2 either its
In an auxiliary knife edge 3 be worn, individually a blade can be changed, avoid the replacing of whole cutter.Make
Utilization that must be to blade is higher, and operating efficiency is also improved.
As shown in Figure 2 and Figure 3, in order that obtaining blade can dismantle above tool rest 1, further, major cutting edge 2, auxiliary knife
The screw 5 coordinated with the screw thread of screw 4 is equipped with sword 3, by this screw 5, screw 4 can be inserted into major cutting edge 2 with
And in auxiliary knife edge 3, it is fixed on tool rest 1, when needing to change, by unloading screw 4, it is possible to by master
Blade 2 or auxiliary knife edge 3 take apart from tool rest 1.
In order that screw 4 is not easy to wear during driving, further, the nut upper surface of screw 4 is configured with resistance to
Grind layer.
In order to increase the driving power of tearing cutter, further, shield tearing cutter also includes strip alloy-layer 6, two strips
Alloy-layer 6 is individually fixed on the front side wall and rear wall of tool rest 1, and strip alloy-layer 6 is located at the lower section of major cutting edge 2.It is provided with
Strip alloy-layer 6, the driving position of tearing cutter is added, it is more efficiently tunneled.
In order to increase the driving power of tearing cutter, further, shield tearing cutter also includes post alloy tooth 7, post alloy
Tooth 7 is individually fixed on the front side wall and rear wall of tool rest 1, and multiple spaced sets of post alloy tooth 7 are in strip alloy-layer 6
Lower section.The shield tearing cutter that the present embodiment provides is provided with post alloy tooth 7, adds the driving position of tearing cutter, makes it can
More efficiently to tunnel.
In order to increase the driving power of tearing cutter, further, shield tearing cutter also includes perpendicular alloy-layer 8, multiple perpendicular alloys
Layer 8 is individually fixed on the front side wall and rear wall of tool rest 1, and multiple perpendicular alloy-layers 8 are respectively arranged at major cutting edge 2 and auxiliary knife edge
Between 3, multiple perpendicular alloy-layers 8 are respectively arranged between multiple auxiliary knife edges 3.The shield tearing cutter that the present embodiment provides is provided with
Perpendicular alloy-layer 8, adds the driving position of tearing cutter, it is more efficiently tunneled.
In order that obtaining, all parts are more wear-resisting, and further, post alloy tooth 7, perpendicular alloy-layer 8 and strip close
The upper surface of layer gold 6 is provided with wearing layer.
In order to ensure the globality of flank of tool stress, further, post alloy tooth 7, perpendicular alloy-layer 8 and strip
Alloy-layer 6 it is highly consistent.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case of with new spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with new, other embodiments fallen into claims hereof all belong to
In the scope of the utility model protection.
Claims (8)
1. a kind of shield tearing cutter, including tool rest (1), major cutting edge (2), auxiliary knife edge (3), two major cutting edges (2) are respectively
The both sides on the tool rest (1) top are arranged at, two auxiliary knife edges (3) are arranged at the top of the tool rest (1), and are located at
Between two major cutting edges (2), it is characterised in that：Also include multiple for fixing the major cutting edge (2), the auxiliary knife edge
(3) screw (4)；
Multiple screws (4) are respectively arranged at the major cutting edge (2), the lower section of the auxiliary knife edge (3)；
The screw (4) runs through the tool rest (1).
2. shield tearing cutter according to claim 1, it is characterised in that:
The screw (5) coordinated with the screw (4) screw thread is equipped with the major cutting edge (2), the auxiliary knife edge (3).
3. shield tearing cutter according to claim 1, it is characterised in that:
The nut upper surface of the screw (4) is configured with wearing layer.
4. shield tearing cutter according to claim 1, it is characterised in that:
Also include strip alloy-layer (6)；
Two strip alloy-layers (6) are individually fixed on the front side wall and rear wall of the tool rest (1)；
The strip alloy-layer (6) is located at the lower section of the major cutting edge (2).
5. shield tearing cutter according to claim 4, it is characterised in that:
Also include post alloy tooth (7)；
Multiple post alloy teeth (7) are individually fixed on the front side wall and rear wall of the tool rest (1)；
Multiple post alloy tooth (7) spaced sets are in the lower section of the strip alloy-layer (6).
6. shield tearing cutter according to claim 5, it is characterised in that:
Also include perpendicular alloy-layer (8)；
Multiple perpendicular alloy-layers (8) are individually fixed on the front side wall and rear wall of the tool rest (1)；
Multiple perpendicular alloy-layers (8) are respectively arranged between the major cutting edge (2) and the auxiliary knife edge (3)；
Multiple perpendicular alloy-layers (8) are respectively arranged between multiple auxiliary knife edges (3).
7. shield tearing cutter according to claim 6, it is characterised in that:
The upper surface of the post alloy tooth (7), the perpendicular alloy-layer (8) and the strip alloy-layer (6) is provided with wear-resisting
Layer.
8. shield tearing cutter according to claim 6, it is characterised in that:
The post alloy tooth (7), the perpendicular alloy-layer (8) and the strip alloy-layer (6) it is highly consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720936980.5U CN207161087U (en) | 2017-07-29 | 2017-07-29 | A kind of shield tearing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720936980.5U CN207161087U (en) | 2017-07-29 | 2017-07-29 | A kind of shield tearing cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161087U true CN207161087U (en) | 2018-03-30 |
Family
ID=61714663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720936980.5U Active CN207161087U (en) | 2017-07-29 | 2017-07-29 | A kind of shield tearing cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253222A (en) * | 2020-08-26 | 2021-01-22 | 煤科集团沈阳研究院有限公司 | Pipe jacking tunneling equipment for roadway rescue |
-
2017
- 2017-07-29 CN CN201720936980.5U patent/CN207161087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253222A (en) * | 2020-08-26 | 2021-01-22 | 煤科集团沈阳研究院有限公司 | Pipe jacking tunneling equipment for roadway rescue |
| CN112253222B (en) * | 2020-08-26 | 2022-05-10 | 中煤科工集团沈阳研究院有限公司 | Pipe jacking tunneling equipment for roadway rescue |
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