CN108612143A - A kind of milling type excavator - Google Patents
A kind of milling type excavator Download PDFInfo
- Publication number
- CN108612143A CN108612143A CN201810353978.4A CN201810353978A CN108612143A CN 108612143 A CN108612143 A CN 108612143A CN 201810353978 A CN201810353978 A CN 201810353978A CN 108612143 A CN108612143 A CN 108612143A
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- China
- Prior art keywords
- cutter
- feed bin
- screw
- milling
- screw cutter
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
Abstract
The invention discloses a kind of milling type excavators, it includes walking actuating unit and jib lubbing mechanism, one end of walking actuating unit and jib lubbing mechanism connects, the excavator further includes caching feed bin, striker plate and screw cutter, the upper end of screw cutter and the other end of jib lubbing mechanism connect, and caching feed bin is fixed on the top of screw cutter, and screw cutter passes through caching feed bin, the gap that screw thread on screw cutter is formed is connected to caching feed bin, is entered in caching feed bin so as to excavate the mudstone slurry generated；Striker plate is set to screw cutter side, and the upper end of striker plate is fixedly connected with the bottom of caching feed bin；Wherein, walking actuating unit is used to provide power, and jib lubbing mechanism is for being transferred to screw cutter by power and screw cutter being driven to carry out rotation in an axial direction in the operating condition.The present invention have digging efficiency height, short construction period, it is safe, at low cost outstanding advantages of.
Description
Technical field
The present invention relates to excavator technical fields, specifically for, the present invention be a kind of milling type excavator.
Background technology
Currently, conventional excavator is mainly bucket dredger；By the difference of its digging mechanism, bucket dredger mainly divides
For two kinds of single bucket dredger and bucket-wheel excavator；But either single bucket dredger or bucket-wheel excavator, all still
So have the following problems.
(1) digging efficiency is low：For the foundation pit of cutting depth relatively deep (such as 10 meters or more), bucket dredger can not be disposable
Complete the excavation operations for forming of foundation pit, it is necessary to be layered (for example primary digging is 5 meters deep) and excavated；With the drawing of digging operation line
It is deep, it needs frequently to vertically move excavation and transloading equipment, this process will necessarily increase the activity duration, reduce digging efficiency,
But also it can increase input cost.
(2) narrow application range：For the foundation pit of cutting depth relatively deep (such as 10 meters or more), conventional bucket dredger is only applicable in
In the digging operation of soil horizon and lithosphere (precrushing processing), and it cannot be satisfied mud layer (its moisture ratio be big, sticky, stream
Body is more) digging operation.
(3) it is big to excavate difficulty：For the foundation pit of cutting depth relatively deep (such as 10 meters or more), conventional excavator must before excavation
Must realize and precipitation processing is carried out to foundation pit work surface region, to make in region level of ground water be reduced to foundation pit dig deep depth with
Under, digging operation could be started.
Therefore, digging efficiency how is effectively improved, the scope of application for reducing cost input, improving excavator, reduces and digs
Dig difficulty, the emphasis for becoming those skilled in the art's technical problem urgently to be resolved hurrily and studying always.
Invention content
To solve low digging efficiency existing for existing conventional bucket dredger, narrow application range, excavating that difficulty is big etc. to ask
Topic, the present invention innovatively provide a kind of milling type excavator, need to based on milling cutter for the Milling Process principle of work piece
The foundation pit to be excavated is as work piece, to design milling type excavator provided by the present invention, to preferably solve
Problems existing for existing bucket dredger.
For the technical purpose for realizing above-mentioned, the invention discloses a kind of milling type excavator, which includes that walking is dynamic
Force mechanisms and jib lubbing mechanism, one end connection of walk actuating unit and jib lubbing mechanism, which further includes caching feed bin, backgauge
Plate and screw cutter, the upper end of screw cutter and the other end of jib lubbing mechanism connect, and the caching feed bin is fixed on screw cutter
Top, the screw cutter passes through the caching feed bin, the gap that the screw thread on screw cutter is formed and the caching feed bin
Connection enters to so as to excavate the mudstone slurry generated in the caching feed bin；The striker plate is set to by the screw cutter
Side, the upper end of the striker plate are fixedly connected with the bottom of the caching feed bin；Wherein, the walking actuating unit is for providing
Power, the jib lubbing mechanism is for being transferred to screw cutter by power and screw cutter being driven to carry out in an axial direction in the operating condition
Rotation.
Further, the caching feed bin has the accommodating chamber there are one upper opening, and the screw thread on the screw cutter is formed
Gap as material lifting channel, the material lifting channel is connected to the accommodating chamber.
Further, the screw thread on the screw cutter is convex thread, which has milling cutter dull face and milling cutter sharp edge,
The milling cutter sharp edge is set to the side of the milling cutter dull face.
Further, the striker plate is in bending, and forniciform striker plate forms arc groove, and the screw cutter is along arc
Shape slot extending direction passes through in the arc groove.
Further, the arc slot cross-section is in 240 ° of arc.
Further, the lower end of the screw cutter has taper cutter head, and the tip of the taper cutter head is exposed to arc
Slot.
Further, there is link block, the link block to have symmetrically arranged two companies for the upper end of the screw cutter
Lug, the screw cutter are connect by the engaging lug with the jib lubbing mechanism.
Further, the screw cutter includes setting and integrally formed cutter head, threaded rod and smooth shaft from bottom to top,
The caching feed bin is set between the threaded rod and the smooth shaft.
Further, the caching feed bin includes loading plate and circular fence, the circular fence lower end and the carrying
Plate is tightly connected, to form accommodating chamber；The screw cutter is across the loading plate and vertical with plane where loading plate.
Further, under excavation state, the perpendicular state in ground of the screw cutter.
Beneficial effects of the present invention are：The present invention has digging efficiency height, short construction period, safe, at low cost etc.
Advantage.The digging operation of deep basal pit can be disposably completed using the present invention, and underground soil texture is not required, whole process can
It is completed using screw cutter milling, digging efficiency is higher.Base pit dewatering work flow can be eliminated through the invention, and is avoided
Excavator frequently moves the time of excavation and transloading equipment, to highly shortened construction period.The present invention reduces belts
The input of the equipment such as pipeline, bucket elevator, transfer car(buggy), to reduce the infusion of financial resources of digging operation.It is of the invention whole
In ground excavation operation, equipment and personnel are not necessarily to lower hole, to greatly improve working security.
Description of the drawings
Fig. 1 is the structural schematic diagram of milling type excavator.
Fig. 2 is the structural schematic diagram for caching feed bin, screw cutter and its magnified partial view.
Fig. 3 is the structural schematic diagram of striker plate and its magnified partial view.
In figure,
1, walking actuating unit；2, jib lubbing mechanism；3, feed bin is cached；4, striker plate；5, screw cutter；41, arc groove；
51, taper cutter head；52, material lifting channel；53, milling cutter dull face；54, milling cutter sharp edge；55, link block.
Specific implementation mode
With reference to the accompanying drawings of the specification to a kind of detailed explanation and illustration of milling type excavator progress of the present invention.
As shown in Figures 1 to 3, present embodiment discloses a kind of milling type excavator (can be regarded as a kind of dig by force standby), should
Excavator includes walking actuating unit 1 and jib lubbing mechanism 2, and walking actuating unit 1 may include driver's cabin, Athey wheel, driving motor
Etc. mechanisms, jib lubbing mechanism 2 include the transmission mechanisms such as corresponding drive link, wherein walking actuating unit 1 and the one of jib lubbing mechanism 2
End connection, the power to output for controlling the mechanisms such as screw cutter 5 complete the excavation flow of milling type excavator, to
Achieve the purpose that milling is excavated；Specifically, it is expert at and walks about force mechanisms 1 and jib lubbing mechanism 2 can be rationally arranged as needed
On the basis of, the present invention does following improvement to excavator.
As shown in Figure 1, 2, which further includes caching feed bin 3, striker plate 4 (stock retaining wall) and screw cutter 5, thread milling machine
The upper end of knife 5 is connect with the other end of jib lubbing mechanism 2, and caching feed bin 3 is fixed on the top of screw cutter 5, and screw cutter 5 passes through
Feed bin 3 is cached, the gap that the screw thread on screw cutter 5 is formed is connected to caching feed bin 3, as shown in Figure 2, is cached on feed bin 3
It is provided with a discharge port (enlarged drawing can be clearly visible at A in Fig. 2), is entered in caching feed bin 3 so as to excavate the mudstone slurry generated,
The mudstone slurry entered in caching feed bin 3 can be taken away by taking out the equipment that book pump etc. realizes similar functions；Wherein, according to reality
Operation needs, and caching feed bin 3 can be fixed individually；Striker plate 4 is set to the side of screw cutter 5, the upper end of striker plate 4 with it is slow
The bottom in material stock storehouse 3 is fixedly connected；Wherein, walking actuating unit 1 is used to provide power, and jib lubbing mechanism 2 is for transmitting power
To screw cutter 5 and drive (screw cutter longitudinal center line) progress rotation in an axial direction in the operating condition of screw cutter 5；Separately
Outside, the screw cutter 5 involved in the present embodiment can have 5 meters, 10 meters, the plurality of specifications such as 15 meters.The excavator, which may also include, to draw water
Pump, the suction pump are connect with drinking-water pipe, and drinking-water pipe arrival end stretches in caching feed bin 3.
For specifically, as shown in Fig. 2, there are one the accommodating chamber of upper opening (opening up), screw threads for caching feed bin 3 tool
As material lifting channel 52, material lifting channel 52 is connected to accommodating chamber in the gap that screw thread on milling cutter 5 is formed；Wherein, spiral shell
Screw thread on line milling cutter 5 is convex thread, which has milling cutter dull face 53 and milling cutter sharp edge 54, wherein milling cutter sharp edge 54 is used
It is cut in realizing, milling cutter dull face 53 is for realizing pulverizing, to ensure that the granularity of material, in order to material when operation
It is promoted and is extracted, milling cutter sharp edge 54 is set to the side of milling cutter dull face 53.As shown in figure 3, striker plate 4 is in bending, it is forniciform
Striker plate 4 forms arc groove 41, and arcuately 41 extending direction of slot passes through in arc groove 41 screw cutter 5, to avoid promotion
Problem of the mudstone slurry leakage in foundation pit, since milling cutter high speed rotation is cut, the present invention can make to revolve on mudstone slurry and be promoted to caching
In feed bin.The lower end of screw cutter 5 has taper cutter head 51, and the tip of taper cutter head 51 is exposed to arc groove 41.Screw cutter 5
Including being arranged from bottom to top and integrally formed cutter head, threaded rod and smooth shaft, caching feed bin 3 is set to threaded rod and smooth shaft
Between.
In the present embodiment, as shown in figure 3,41 section of arc groove is in 240 ° of arc, (i.e. 4 opening open of striker plate is
120°)；As shown in Fig. 2, there is link block 55, link block 55 to have symmetrically arranged two engaging lugs for the upper end of screw cutter 5,
The hinged collar extension for being connect with jib lubbing mechanism 2 is formd, screw cutter 5 is connect by engaging lug with jib lubbing mechanism 2, so as to
Enough realize is switched fast screw cutter 5.In the present embodiment, caching feed bin 3 includes loading plate and circular fence, circular fence lower end
It is tightly connected with loading plate, to form accommodating chamber；Screw cutter 5 is across loading plate and vertical with plane where loading plate.
Under excavation state, the perpendicular state in ground of screw cutter 5.
The present invention can work according to following flow：
(1) make diaphram wall bank protection operation in advance for target plot, thickness of wall body can base area survey report and determine,
Wall depth is 2-3 times of foundation pit excavating depth；It is different from the working method of traditional bucket dredger after the completion of bank protection operation,
Without carrying out dewatering operation when the present invention works, base mine water is in backwater form, without mobility at this time.
(2) the milling type excavator of the present invention is in place, take mudstone slurry away to realize, just by the suction pump containing conveyance conduit
Position digs the screw cutter for selecting dimension according to depth according to foundation pit, screw cutter is vertically pierced bottom of foundation ditch；Due to underground
The presence of backwater, the earth and stone material at the excavator cutting can form mudstone slurry, and making mudstone slurry, (material carries along milling cutter screw channel
Rise channel) be promoted to top, then overflow to caching feed bin in, at this time can by suction pump continuous drawing, can pass through pipeline will
Mudstone slurry in caching feed bin is delivered to backfill region.
(3) (not promoted) will be drawn in milling cutter by the jib lubbing mechanism of milling type excavator, so that screw cutter and ground shape
At the fixation working morphology at 60 ° of angles, the problem of to prevent foundation pit cutting operation face from caving in, then milling type excavator ontology, take out
Water pump etc. is slowly moved afterwards by fixed work pace, and (traditional bucket dredger is different to disposably complete foundation pit digging operation
Move repeatedly the flow of excavation).
Different from traditional bucket dredger, the present invention is in the work flow of above-mentioned entire milling type excavator, excavator
Without lower hole, whole process can be completed on the ground.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, reference term " the present embodiment ", " one embodiment ", " some embodiments ", " show
The description of example ", " specific example " or " some examples " etc. mean specific features described in conjunction with this embodiment or example, structure,
Material or feature are included at least one embodiment or example of the invention.In the present specification, above-mentioned term is shown
The statement of meaning property is necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point may be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other,
Those skilled in the art can be by different embodiments or examples described in this specification and different embodiments or examples
Feature is combined.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Any modification, equivalent replacement and simple modifications etc., should all be included in the protection scope of the present invention made by content.
Claims (10)
1. a kind of milling type excavator, which includes walking actuating unit (1) and jib lubbing mechanism (2), actuating unit of walking
(1) it is connect with one end of jib lubbing mechanism (2), it is characterised in that：The excavator further includes caching feed bin (3), striker plate (4) and spiral shell
The upper end of line milling cutter (5), screw cutter (5) is connect with the other end of jib lubbing mechanism (2), and the caching feed bin (3) is fixed on spiral shell
The top of line milling cutter (5), the screw cutter (5) pass through the caching feed bin (3), what the screw thread on screw cutter (5) was formed
Gap is connected to the caching feed bin (3), is entered in the caching feed bin (3) so as to excavate the mudstone slurry generated；The gear
Flitch (4) is set to the screw cutter (5) side, and the upper end of the striker plate (4) and the bottom of the caching feed bin (3) are solid
Fixed connection；The walking actuating unit (1) is used to provide power, and the jib lubbing mechanism (2) is used to power being transferred to thread milling machine
Knife (5) simultaneously drives screw cutter (5) to carry out rotation in an axial direction in the operating condition.
2. milling type excavator according to claim 1, it is characterised in that：There are one above open caching feed bin (3) tool
Mouthful accommodating chamber, the gap that the screw thread on the screw cutter (5) is formed is as material lifting channel (52), the material lifting
Channel (52) is connected to the accommodating chamber.
3. milling type excavator according to claim 2, it is characterised in that：Screw thread on the screw cutter (5) is convex
There is milling cutter dull face (53) and milling cutter sharp edge (54), the milling cutter sharp edge (54) to be set to the milling cutter dull face for screw thread, the convex thread
(53) side.
4. milling type excavator according to claim 2 or 3, it is characterised in that：The striker plate (4) is in bending, curved
Curved striker plate (4) forms arc groove (41), and arcuately slot (41) extending direction passes through the arc to the screw cutter (5)
In slot (41).
5. milling type excavator according to claim 4, it is characterised in that：Arc groove (41) section is in 240 ° of arc
Shape.
6. milling type excavator according to claim 5, it is characterised in that：The lower end of the screw cutter (5) has cone
The tip of shape cutter head (51), the taper cutter head (51) is exposed to arc groove (41).
7. milling type excavator according to claim 6, it is characterised in that：The upper end of the screw cutter (5), which has, to be connected
Block (55) is connect, there is the link block (55) symmetrically arranged two engaging lugs, the screw cutter (5) to pass through the engaging lug
It is connect with the jib lubbing mechanism (2).
8. milling type excavator according to claim 7, it is characterised in that：The screw cutter (5) includes from bottom to top
Setting and integrally formed cutter head, threaded rod and smooth shaft, the caching feed bin (3) be set to the threaded rod with it is described smooth
Between bar.
9. milling type excavator according to claim 8, it is characterised in that：The caching feed bin (3) include loading plate and
Circular fence, the circular fence lower end is tightly connected with the loading plate, to form accommodating chamber；The screw cutter (5)
It is across the loading plate and vertical with plane where loading plate.
10. the milling type excavator according to claim 1 or 9, it is characterised in that：Under excavation state, the thread milling machine
Knife (5) perpendicular state in ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353978.4A CN108612143A (en) | 2018-04-19 | 2018-04-19 | A kind of milling type excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353978.4A CN108612143A (en) | 2018-04-19 | 2018-04-19 | A kind of milling type excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108612143A true CN108612143A (en) | 2018-10-02 |
Family
ID=63660209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810353978.4A Pending CN108612143A (en) | 2018-04-19 | 2018-04-19 | A kind of milling type excavator |
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| Country | Link |
|---|---|
| CN (1) | CN108612143A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2837390Y (en) * | 2005-11-18 | 2006-11-15 | 敬林 | Groove milling machine |
| JP2007327334A (en) * | 2007-08-21 | 2007-12-20 | Ohbayashi Corp | Bucket type excavator |
| CN201649150U (en) * | 2010-04-20 | 2010-11-24 | 徐世平 | Excavating machine with milling/rotary-excavation loading function |
| CN107448140A (en) * | 2017-09-14 | 2017-12-08 | 四川省成都普什机电技术研究有限公司 | A kind of rotary digging equipment and rotary digging construction method |
| CN206844192U (en) * | 2017-04-14 | 2018-01-05 | 神翼航空器科技（天津）有限公司 | The soft waterproof Special digging groove device of deep basal pit |
-
2018
- 2018-04-19 CN CN201810353978.4A patent/CN108612143A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2837390Y (en) * | 2005-11-18 | 2006-11-15 | 敬林 | Groove milling machine |
| JP2007327334A (en) * | 2007-08-21 | 2007-12-20 | Ohbayashi Corp | Bucket type excavator |
| CN201649150U (en) * | 2010-04-20 | 2010-11-24 | 徐世平 | Excavating machine with milling/rotary-excavation loading function |
| CN206844192U (en) * | 2017-04-14 | 2018-01-05 | 神翼航空器科技（天津）有限公司 | The soft waterproof Special digging groove device of deep basal pit |
| CN107448140A (en) * | 2017-09-14 | 2017-12-08 | 四川省成都普什机电技术研究有限公司 | A kind of rotary digging equipment and rotary digging construction method |
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