shaft boring machine and cutter head thereof
阅读说明:本技术 一种竖井掘进机及其刀盘 (shaft boring machine and cutter head thereof ) 是由 刘飞香 程永亮 何其平 彭正阳 暨智勇 姚满 柯威 阳旭 于 2019-11-06 设计创作,主要内容包括:本发明公开一种刀盘,包括可旋转且可轴向进给的盘体、沿周向设置于所述盘体表面上的若干个滚刀、沿周向开设于所述盘体表面上的若干个容渣槽、设置于各所述容渣槽内并用于在旋转运动时将碾碎的渣土刮入其中的铲渣板、开设于所述盘体背面上的储渣槽、一端与各所述容渣槽连通并用于将其中的渣土运输至所述储渣槽中的若干个第一运输机构,以及一端与所述储渣槽连通并用于将其中的渣土运输至机身上的第二运输机构。本发明由于出渣作业与破碎掘进作业同步进行,并且无需架设导井,能够提高竖井掘进机的出渣效率,降低刀盘制造成本,提高生产和施工过程中的安全性。本发明还公开一种竖井掘进机,其有益效果如上所述。(The invention discloses cutterheads, which comprise a rotatable and axially-fed cutterhead body, a plurality of hobbing cutters arranged on the surface of the cutterhead body along the circumferential direction, a plurality of slag containing grooves arranged on the surface of the cutterhead body along the circumferential direction, a slag shoveling plate arranged in each slag containing groove and used for scraping crushed slag into the slag containing grooves during rotary motion, a slag storage groove arranged on the back surface of the cutterhead body, a plurality of transportation mechanisms of which ends are communicated with the slag containing grooves and used for transporting the slag in the slag containing grooves to a slag storage groove, and a second transportation mechanism of which ends are communicated with the slag storage groove and used for transporting the slag in the slag storage groove to a machine body.)
The utility model provides an kind of blade disc, its characterized in that, including rotatable and axially feedable disk body (1), set up along circumference in disk body (1) a plurality of hobbing cutter (2) on the surface, along circumference set up in disk body (1) a plurality of on the surface hold slag groove (3), set up in each hold in slag groove (3) and be used for scraping into wherein the dregs shovel board (4) when rotary motion, set up in storage slag groove (5), end on disk body (1) the back with each hold slag groove (3) intercommunication and be used for transporting wherein dregs to a plurality of transport mechanism (6) in storage slag groove (5), and end with storage slag groove (5) intercommunication and be used for transporting wherein dregs to second transport mechanism (7) on the fuselage.
2. The cutter head according to claim 1, characterized in that each transportation mechanism (6) is arranged in the inner cavity of the disk body (1), and a slag hole for communicating with the port of the transportation mechanism (6) is arranged on the side wall of each slag containing groove (3) and the side wall of the slag storage groove (5).
3. The cutterhead according to claim 2, wherein the second transport mechanism (7) is disposed within the machine body with its ends disposed in the slag storage trough (5).
4. The cutter head according to claim 3, characterized in that each of said transportation means (6) and said second transportation means (7) is a screw conveyor, and the transportation flow rate of said second transportation means (7) is greater than the sum of the transportation flow rates of each of said transportation means (6).
5. The cutter head according to claim 1, characterized in that the slag shoveling plate (4) is wedge-shaped and is detachably connected to the side wall of the slag containing groove (3); the slope surface (401) of the slag shoveling plate (4) is a slag facing surface, and the tail end of the slope surface is communicated with the interior of the slag containing groove (3).
6. The cutter head according to claim 5, characterized in that a scraper plate (402) is detachably arranged on the head end of the slope surface (401).
7. A cutter head according to , characterized in that the disk body (1) comprises a central body (101), a plurality of segments (102) arranged on the circumferential side wall of the central body (101) and spliced into a ring, and a plurality of radial arms (103) arranged on the circumferential side wall of each segment (102) and extending in the radial direction for respectively mounting the hob (2) and the slag containing groove (3), and a second radial arm (104).
8. Cutterhead in accordance with claim 7, characterized in that each of said th spokes (103) is interconnected to each of said second spokes (104) by an annular support beam (105).
9. The cutterhead according to claim 8, wherein the central body (101) is cylindrical and the slag storage trough (5) opens in a central area of the back of the central body (101).
10. The impeller of claim 9, wherein the inner side wall of each sector (102) is detachably connected to the circumferential side wall of the central body (101) and the facing end faces of two adjacent sectors (102) are detachably connected to each other, and the ends of each th spoke (103) and each second spoke (104) are detachably connected to the outer side wall of the corresponding sector (102).
11. The cutter head according to claim 10, wherein the surface of the disk body (1) is in a W shape, the surface of each sector (102) is an inclined surface with an inclination angle of 20-30 °, and the surface of each spoke (103) and each spoke (104) of is an inclined surface which is connected with the surface of the sector (102) and has an inclination angle of 40-60 °.
12. A cutter head according to claim 11, wherein said roller cutter (2) comprises central cutters (201) circumferentially distributed on the surface of said central body (101) and circumferential cutters (202) circumferentially distributed on the surface of each of said segments (102) and each of said th spokes (103).
13. The cutterhead according to claim 12, wherein each of the th spokes (103) and each of the second spokes (104) is provided with a gauge cutter (8) at a distal side wall thereof for axially cutting a soil layer.
14. The cutter head according to claim 1, characterized in that a plurality of medium nozzles (9) distributed along the circumferential direction are further arranged on the surface of the disk body (1), and a joint pipe fitting (10) with an end communicated with each medium nozzle (9) and another end communicated with a medium source on the machine body and used for enabling each medium nozzle (9) to spray medium on the surface of the soil layer to improve the properties of the soil residue is further arranged on the back surface of the disk body (1).
15, shaft boring machine, including fuselage and the blade disc that sets up in the fuselage front end, characterized in that, the blade disc is the blade disc of any item of claims 1-14 specifically.
Technical Field
The invention relates to the technical field of heading machines, in particular to cutterheads, and further relates to shaft heading machines.
Background
The existing method is to design the outline of the cutter head into an outward convex shape, so that a depression effect can be formed on the face of a tunnel face of the vertical shaft in the tunneling process, the slag soil can flow to a cavity in the center area of the cutter head conveniently, and then the slag soil is transported to the ground through a slag discharge pipeline.
Disclosure of Invention
The invention aims to provide cutter heads, which can improve the slag tapping efficiency of the shaft heading machine, reduce the manufacturing cost of the cutter heads and improve the safety in the production and construction processes, and another purpose of the invention is to provide shaft heading machines.
In order to solve the technical problems, the invention provides cutter heads, which comprise a rotatable and axially-fed disk body, a plurality of hobbing cutters arranged on the surface of the disk body along the circumferential direction, a plurality of slag containing grooves arranged on the surface of the disk body along the circumferential direction, slag shoveling plates arranged in the slag containing grooves and used for scraping crushed slag into the slag containing grooves during rotation, slag storage grooves arranged on the back surface of the disk body, a plurality of -th transportation mechanisms with ends communicated with the slag containing grooves and used for transporting the slag into the slag storage grooves, and a second transportation mechanism with ends communicated with the slag storage grooves and used for transporting the slag into a machine body.
Preferably, each th transportation mechanism is arranged in the inner cavity of the tray body, and a slag hole for communicating with the port of the th transportation mechanism is formed on the side wall of each slag containing groove and the side wall of the slag storage groove.
Preferably, the second transportation mechanism is arranged in the machine body, and the end part of the second transportation mechanism is arranged in the slag storage groove.
Preferably, each of the th transportation mechanism and the second transportation mechanism is a screw conveyor, and the transportation flow rate of the second transportation mechanism is larger than the sum of the transportation flow rates of the th transportation mechanisms.
Preferably, the slag shoveling plate is wedge-shaped and is detachably connected to the side wall of the slag containing groove; the slope surface of the slag shoveling plate is a slag facing surface, and the tail end of the slag shoveling plate is communicated with the inside of the slag containing groove.
Preferably, a slag scraping plate for improving the slag scraping efficiency is detachably arranged on the head end of the slope surface.
Preferably, the disk body comprises a central body, a plurality of segments which are arranged on the circumferential side wall of the central body and spliced into a ring, and a plurality of th radial arms which are arranged on the circumferential side wall of each segment and extend along the radial direction and are used for respectively mounting the hobbing cutter and a second radial arm for mounting the slag containing groove.
Preferably, each th spoke arm is connected with each second spoke arm through a ring-shaped support beam.
Preferably, the central body is columnar, and the slag storage groove is arranged in the central area of the back of the central body.
Preferably, the inner side wall of each sector is detachably connected to the circumferential side wall of the central body, the opposite end faces of two adjacent sectors are detachably connected, and the ends of each th radial arm and each second radial arm are detachably connected to the outer side wall of the corresponding sector.
Preferably, the surface of the disk body is in a W shape, the surface of each sector is an inclined surface with an inclination angle of 20-30 °, and the surfaces of each th spoke and each second spoke are inclined surfaces which are connected with the surface of the sector and have an inclination angle of 40-60 °.
Preferably, the rotary cutters include a central cutter circumferentially distributed on a surface of the central body and a circumferential cutter circumferentially distributed on a surface of each of the segments and each of the th webs.
Preferably, gauge protection knives for axially cutting the soil layer are arranged on the side walls of the tail ends of each th radial arm and each second radial arm.
Preferably, a plurality of medium nozzles distributed along the circumferential direction are further arranged on the surface of the tray body, and a joint pipe fitting is further arranged on the back surface of the tray body, wherein an end is communicated with each medium nozzle, another end is communicated with a medium source on the machine body, and the joint pipe fitting is used for enabling each medium nozzle to spray medium on the surface of the soil layer so as to improve the properties of the muck.
The invention also provides shaft heading machines, which comprise a machine body and a cutterhead arranged at the front end of the machine body, wherein the cutterhead is the cutterhead of any item.
The cutter head mainly comprises a cutter head body, a hobbing cutter, slag containing grooves, slag shoveling plates, slag storage grooves, a transportation mechanism and a second transportation mechanism, wherein the cutter head body is of a main structure of the cutter head and is mainly used for mounting and bearing other parts, the hobbing cutter is arranged on the surface of the cutter head body and is distributed along the circumferential direction of the cutter head body, a plurality of slag containing grooves are arranged on the surface of the cutter head body, each slag containing groove can be the same as the hobbing cutter, the slag shoveling plates are distributed on the surface of the cutter head body in the circumferential direction, when the cutter head body rotates, the slag shoveling plates rotate synchronously, the slag crushed by the hobbing cutter is scraped into the slag containing grooves, quantitative slag can be stored in the slag containing grooves, a slag storage groove is further arranged on the back surface of the cutter head body, the slag storage groove is mainly used for receiving the temporarily stored slag from the hobbing cutter in each slag containing groove, the temporarily stored slag storage groove can be communicated with the slag containing groove end of the transportation mechanism, the slag storage groove is communicated with the slag storage groove, the slag storage groove is used for conveying slag to the slag storage groove of the slag storage groove, and the slag storage groove, the slag storage groove is used for conveying the slag storage groove, and the slag storage groove, the slag storage groove is used for conveying mechanism, the slag storage groove is used for conveying mechanism, the slag storage groove is used for conveying mechanism, the.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a longitudinal sectional half-sectional view of cutterhead embodying the present invention.
Fig. 2 is a schematic view of the back structure of the cutter head according to embodiments of the present invention.
Fig. 3 is a schematic sectional view a-a shown in fig. 1.
Wherein, in fig. 1-3:
the device comprises a plate body-1, a hob-2, a slag containing groove-3, a slag shoveling plate-4, a slag storage groove-5, an th transportation mechanism-6, a second transportation mechanism-7, a gauge cutter-8, a medium nozzle-9 and a joint pipe fitting-10;
a central body-101, a segment-102, an th radial arm-103, a second radial arm-104, an annular support beam-105, a central knife-201, an annular knife-202, a slope surface-401 and a slag scraping plate-402.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic overall structure diagram of embodiments of the present invention, fig. 1 is a half sectional view of a longitudinal section of a cutter head of embodiments of the present invention, fig. 2 is a schematic structural diagram of a back surface of a cutter head of embodiments of the present invention, and fig. 3 is a schematic sectional view of a-a shown in fig. 1.
In specific embodiments provided by the invention, the cutterhead mainly comprises a disc body 1, a hob 2, a
The disc body 1 is a main structure of the cutter disc and is mainly used for mounting and bearing other parts. The hob cutters 2 are arranged on the surface of the tray body 1, distributed along the circumferential direction of the tray body 1, and a plurality of hob cutters, shell cutters, claw cutters and the like can be adopted. Meanwhile, a plurality of
All be provided with
The end of the th
Therefore, in the cutter head provided by the embodiment, in the operation process, soil layers are crushed and tunneled through the hobbing cutters 2, meanwhile, the crushed muck is collected into the
In the preferred embodiments of the
In the preferred embodiment of the second transporting means 7, the
Specifically, the
In the preferred embodiments of the
, in order to improve the slag scraping efficiency of the
In the preferred embodiments regarding the disk 1, the disk 1 is a composite split structure mainly comprising a
The
The
th
In order to improve the slag crushing efficiency and the slag scraping efficiency, in this embodiment, a plurality of hobbing cutters 2 can be arranged on each th
In order to improve the overall structural stability of the disk body 1, the ring-shaped supporting
Meanwhile, in order to facilitate disassembly, assembly and maintenance, each -th spoke
In addition, in order to facilitate slag removal during the tunneling process, in this embodiment, the surface of the disk body 1 is not a plane but is "W" shaped, specifically, the surface of the
In addition, the gauge protection cutters 8 are arranged on the side walls of the tail ends of the th
Moreover, the present embodiment further provides a plurality of medium nozzles 9 distributed along the circumferential direction on the surface of the tray body 1, and also provides a connector pipe 10 on the back of the tray body 1. specifically, the connector pipe 10 can be inserted into the
Meanwhile, the joint pipe fitting 10 can be connected with an electro-hydraulic gas pipeline assembly and can provide an electro-hydraulic loop channel required by driving for the
The embodiment also provides shaft boring machines, which mainly comprise a machine body and a cutter head arranged at the front end of the machine body, wherein the main content of the cutter head is the same as the related content, and the details are not repeated here.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
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