CN207609379U - A kind of channel excavation machine bit - Google Patents
A kind of channel excavation machine bit Download PDFInfo
- Publication number
- CN207609379U CN207609379U CN201721061710.0U CN201721061710U CN207609379U CN 207609379 U CN207609379 U CN 207609379U CN 201721061710 U CN201721061710 U CN 201721061710U CN 207609379 U CN207609379 U CN 207609379U
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- CN
- China
- Prior art keywords
- shaft
- blade
- outer shaft
- hollow outer
- main body
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Abstract
The utility model discloses a kind of channel excavation machine bits,Including drill main body,The shaft main body is socketed with inner shaft,It is fixedly connected with fixing piece in the inner shaft,The shaft main body is screwed with fixing piece to be connect,The inner shaft, which is screwed, is connected with rotary shaft,The inner shaft is socketed with rotating disk with rotary shaft by bearing,The rotating disk is threaded with fixed link,Intersect on rotary outer spindle and is provided with two kinds of blades of size,Big small blade intersects stress,In hollow outer shaft rotary course,Main blade is first contacted with soil,Then auxiliary blade is contacted with soil again,Substantially increase excavation speed,And multiple main blades and auxiliary blade are provided on hollow rotating shaft,It ditches efficient,Hack blade is provided on the cutting face of main blade,Hack blade can carry out cutting crushing to soil,Reduce the stress of auxiliary blade,Improve groove quality.
Description
Technical field
The utility model is related to agricultural mechanical fields, are a kind of channel excavation machine bits specifically.
Background technology
So-called drill bit, course referring to can be convenient to be used in industrial and agricultural production in the excavation product used on machine,
It when carrying out machine excavation activity, needs that drill bit is installed on excavating machine, to improve digging efficiency, good drill bit can be
Working efficiency is improved while saving power, with the development of science and technology, drill bit is also more and more, and function is also increasingly
Powerful, wherein automatic ditch excavator is also more with drill bit.But a kind of blade is only arranged in existing automatic ditch excavator drill bit, for ground
The digging efficiency of layer is low, due to only with single shaft, being easily broken off during the work time, reduces working efficiency.
Utility model content
The purpose of this utility model is to provide a kind of channel excavation machine bits, solve groove digging efficiency lowly and turn
The problem of being easily broken off in axis mining process.
The utility model is achieved through the following technical solutions：
A kind of channel excavation machine bit, including drill main body, the drill main body are socketed with inner shaft, consolidate in the inner shaft
Surely it is connected with fixing piece, the drill main body is screwed with fixing piece to be connect, and the inner shaft, which is screwed, is connected with rotary shaft,
The inner shaft is socketed with rotating disk with rotary shaft by bearing, and the rotating disk is threaded with fixed link.
Preferably, the drill main body includes hollow outer shaft, auxiliary blade arranged in a crossed manner, operator on the hollow outer shaft
The bottom end of piece, the main blade, the hollow outer shaft is fixed with connection bolt, and the connection bolt thread is connected with tempering brill
The top inner side of head, the hollow outer shaft is provided with internal thread.
Preferably, for the auxiliary blade with main blade spiral welded on hollow outer shaft, spiral angle is 30 degree to 60 degree,
The air line distance of the outermost point of the main blade to hollow outer shaft is auxiliary blade to twice of air line distance of hollow outer shaft.
Preferably, the front of the main blade is provided with hack blade, and the hack blade is triangle, the hack knife
The cutting edge direction of piece is identical as the direction of rotation of hollow outer shaft.
Preferably, the rotating disk is towards being provided with left-side connecting bar and right-side connecting bar, the left side on the side of shaft
Fixed frame is welded on lateral connector bar and right-side connecting bar, the fixed frame is ring-type.
Preferably, one end of the fixing piece towards hollow outer shaft is provided with screwed annular groove, the annular
The internal diameter of groove is equal to the internal diameter of hollow outer shaft, and the outer diameter of the recessed grain of annular is equal to the outer diameter of hollow outer shaft.
Preferably, the fixing piece is less than the length of hollow outer shaft to the distance between inner shaft, when hollow outer shaft and fixation
After part secure fit, the inner shaft is filled up completely hollow outer shaft inner space, and the internal diameter of hollow outer shaft is equal to the outer diameter of inner shaft.
The utility model compared with prior art, has the following advantages and advantageous effect：
（1）Intersect on rotary outer spindle and be provided with two kinds of blades of size, big small blade intersects stress, is rotated through in hollow outer shaft
Cheng Zhong, main blade are first contacted with soil, and then auxiliary blade is contacted with soil again, substantially increases excavation speed, and hollow
Multiple main blades and auxiliary blade are provided on outer shaft, trench digging is efficient.
（2）Hack blade is provided on the cutting face of main blade, hack blade can carry out cutting crushing to soil, subtract
The stress of few auxiliary blade, improves groove quality.
（3）Hollow outer shaft is socketed inner shaft, improves the intensity of hollow outer shaft, hollow outer shaft is prevented to be broken in mining process.
Description of the drawings
Fig. 1 is the utility model rotating body structural schematic diagram；
Fig. 2 is the utility model main blade structural schematic diagram；
Fig. 3 is that the utility model drill bit fixes rotational structure schematic diagram；
Wherein 1- rotating bodies, 2- connection bolts, 3- tempering drill bits, 4- internal threads, 5- auxiliary blades, 6- hollow outer shafts,
7- main blades, 8- hack blades, 9- fixing pieces, 10- inner shafts, 11- rotating disks, 12- fixed links, 13- left-side connecting bars, 14- are solid
Determine frame, 15- right-side connecting bars, 16- rotary shafts.
Specific implementation mode
The utility model is described in further detail with reference to the preferred embodiment of the utility model, but this practicality
Novel embodiment is without being limited thereto.
Embodiment 1：
In conjunction with shown in attached drawing 1, a kind of channel excavation machine bit, which is characterized in that including drill main body, the drill bit master
Body is socketed with inner shaft 10, and fixing piece 9, the drill main body and 9 company of being screwed of fixing piece are fixedly connected in the inner shaft 10
It connects, the inner shaft 10, which is screwed, is connected with rotary shaft 16, and the inner shaft 10 is socketed with rotating disk with rotary shaft 16 by bearing
11, the rotating disk 11 is threaded with fixed link 12.
Structural principle：
Fixed link 12 is fixed on channel excavation machine, and rotary shaft 16 is connect with the drive of groove excavator, rotation
Shaft 16 is threadedly coupled inner shaft 10, and rotary shaft 16 and inner shaft 10 are fixed on by bearing in rotating disk 11, and rotary shaft 16 rotates band
Dynamic inner shaft 10 rotates, and fixing piece 9 is welded in inner shaft 10, and drill main body is socketed inner shaft 10 and 9 screw thread of fixing piece in inner shaft 10
Connection drives inner shaft 10 to rotate when rotary shaft 16 rotates, and the fixing piece 9 in inner shaft 10 drives drill main body rotation, drill main body
Carry out grooving work.Rotating body 1 is socketed inner shaft 10, improves the intensity of rotating body 1, and drill bit master is driven by rotary shaft 16
Body rotates, and strengthens and its to the control power of drill bit.
Embodiment 2：
In order to improve the grooving efficiency of drill bit, on the basis of the structure of embodiment 1 and principle, further combined with attached drawing 1,
Shown in attached drawing 2, drill main body described in the present embodiment includes hollow outer shaft 6, auxiliary blade arranged in a crossed manner on the hollow outer shaft 6
5, the bottom end of main blade 7, the main blade 7, the hollow outer shaft 6 is fixed with connection bolt 2, and 2 screw thread of connection bolt connects
It is connected to tempering drill bit 3, the top inner side of the hollow outer shaft 6 is provided with internal thread 4.
Structural principle：
The bottom end of hollow outer shaft 6 is provided with connection bolt 2, connects and is threadedly coupled tempering drill bit 3 on bolt 2, is threadedly coupled
Mode can not only meet the fixing intensity of tempering drill bit 3, and be also convenient for the repair to tempering drill bit 3 and replacement, tempering
Drill bit 3 improves the adaptability to soil, can avoid the occurrence of the case where soil can not bore open, the sky of the upper surface of tempering drill bit 3
6 cross weld of heart outer shaft has a multiple auxiliary blades 5 and main blade 7, auxiliary blade 5 and main blade 7 in 6 rotary course of hollow outer shaft
Intersect cutting, improves the shoveling efficiency of drill bit.
Embodiment 3：
In order to improve the working efficiency of drill bit, drill bit is made to achieve the effect that stress is small, stock-removing efficiency is high during grooving,
On the basis of the structure of embodiment 1 and principle, shown in attached drawing 1, attached drawing 2, knife is assisted described in the present embodiment
Piece 5 is with 7 spiral welded of main blade on hollow outer shaft 6, and spiral angle is 30 degree to 60 degree, and the outermost point of the main blade 7 arrives
The air line distance of hollow outer shaft 6 is twice of the air line distance that auxiliary blade 5 arrives hollow outer shaft 6.
Structural principle：
Drill bit vertically moves in cutting process, in order to reduce the stressed effect of hollow outer shaft 6, improves the crushing effect of soil
Fruit, by bit inclination or blade tilt, when on hollow outer shaft 6 auxiliary blade 5 and main blade 7 be horizontally disposed with when, cut
It is horizontal direction to cut path, and this but mode of cutting only is layered soil, groove is main there is no soil is crushed
It is generated by the thrust of hollow outer shaft 6, be easy to cause the damage of hollow outer shaft 6, the auxiliary blade 5 on hollow outer shaft 6 and operator
Piece 7 is arranged using spiral, and spiral angle can not only reduce the stress of hollow outer shaft 6, moreover it is possible to carry when between 30 degree to 60 degree
High digging efficiency, when the spiral angle of auxiliary blade 5 and main blade 7 is more than 60 degree, the amount of soil mistake of rotary cutting
It is few, a rate of advance of groove is reduced, when the spiral angle of auxiliary blade 5 and main blade 7 is less than 30 degree, soil cutting
It measures excessive, causes soil block, groove poor quality, and soil block to cause prodigious damage to hollow outer shaft 6, be easy to make
Hollow outer shaft 6 is broken, and main blade 7 is bigger than auxiliary blade 5, and stress is intersected in rotary course, can not only improve channel excavation speed
Degree, can also protect main blade 7 and auxiliary blade 5, improve the service life of drill bit.
Embodiment 4：
In order to preferably improve groove digging efficiency, on the basis of the structure of embodiment 1 and principle, further combined with attached
Shown in Fig. 1, attached drawing 2, the front of main blade 7 described in the present embodiment is provided with hack blade 8, and the hack blade 8 is triangle
The cutting edge direction of shape, the hack blade 8 is identical as the direction of rotation of hollow outer shaft 6.
Structural principle：
Main blade 7 is bigger than auxiliary blade 5, and the soil contacted in cutting excavation soil course is more, stress is big, in order to improve ditch
Slot digging efficiency is provided with Disintegrating knife, cutting edge direction and the main blade 7 of Disintegrating knife on the cutting face of main blade 7
Direction of rotation is identical, and during the cutting process, the soil that Disintegrating knife cuts main blade 7 further crushes, and soil is made more to dredge
Pine reduces auxiliary blade 5 and hollow outer shaft 6 and is cutting and the stress in moving process.
Embodiment 5：
In order to improve the stability of drill bit, the service life of drill bit is improved, on the structure of embodiment 1 and the basis of principle
On, shown in attached drawing 1, attached drawing 2, rotating disk 11 described in the present embodiment is towards being provided with left side on the side of shaft
Fixed frame 14 is welded on connecting rod 13 and right-side connecting bar 15, the left-side connecting bar 13 and right-side connecting bar 15, it is described solid
It is ring-type to determine frame 14, and one end of the fixing piece 9 towards hollow outer shaft 6 is provided with screwed annular groove, the annular
The internal diameter of groove is equal to the internal diameter of hollow outer shaft 6, and the outer diameter of the recessed grain of annular is equal to the outer diameter of hollow outer shaft 6.
Structural principle：
The width of annular groove on fixing piece 9 is equal to the wall thickness of hollow outer shaft 6, the spiral shell on the surface of annular groove internal diameter
Line coordinates with the internal thread 4 on hollow outer shaft 6, and hollow outer shaft 6 is socketed inner shaft 10 and is fixed on inside fixing piece 9, threaded connection side
Formula not only solves the connectivity problem of hollow outer shaft 6 and inner shaft 10, has been also convenient for the replacement and repair of hollow outer shaft 6, left side connects
Extension bar 13 and 15 Connection Bracket 14 of right-side connecting bar further fix rotating disk 11, improve the stability of rotating disk 11.
Embodiment 6：
In order to preferably improve 6 intensity of hollow outer shaft, prevents from being broken during grooving, bend, in embodiment 1
On the basis of structure and principle, shown in attached drawing 1, attached drawing 2, fixing piece 9 described in the present embodiment to inner shaft 10 it
Between distance be less than hollow outer shaft 6 length, after 9 secure fit of hollow outer shaft 6 and fixing piece, the inner shaft 10 is filled up completely
6 inner space of hollow outer shaft, the internal diameter of hollow outer shaft 6 are equal to the outer diameter of inner shaft 10.
Structural principle：
Hollow outer shaft 6 is socketed inner shaft 10, and inner shaft 10 further supports hollow outer shaft 6, in order to reach best support effect
Fruit, after hollow outer shaft 6 is screwed with fixing piece 9, inner shaft 10 is filled up completely the inner space of hollow outer shaft 6, when hollow outer
When axis 6 and soil contact, power is transmitted to inner shaft 10 after outer, 6 intensity of hollow outer shaft is preferably improved, prevents in grooving
It is broken, bends in the process.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (6)
1. a kind of channel excavation machine bit, which is characterized in that including drill main body（1）, the drill main body（1）In being socketed with
Axis（10）, the inner shaft（10）On be fixedly connected with fixing piece（9）, the drill main body（1）With fixing piece（9）The company of being screwed
It connects, the inner shaft（10）It is screwed and is connected with rotary shaft（16）, the inner shaft（10）With rotary shaft（16）It is socketed by bearing
There is rotating disk（11）, the rotating disk（11）It is threaded with fixed link（12）.
2. a kind of channel excavation machine bit according to claim 1, which is characterized in that the drill main body（1）Including
Hollow outer shaft（6）, the hollow outer shaft（6）Upper auxiliary blade arranged in a crossed manner（5）, main blade（7）, the main blade（7）, described
Hollow outer shaft（6）Bottom end be fixed with connection bolt（2）, the connection bolt（2）It is threaded with tempering drill bit（3）, described
Hollow outer shaft（6）Top inner side be provided with internal thread（4）.
3. a kind of channel excavation machine bit according to claim 2, which is characterized in that the auxiliary blade（5）With master
Blade（7）Spiral welded is in hollow outer shaft（6）On, spiral angle is 30 degree to 60 degree, the main blade（7）Outermost point to sky
Heart outer shaft（6）Air line distance be auxiliary blade（5）To hollow outer shaft（6）Twice of air line distance.
4. a kind of channel excavation machine bit according in Claims 2 or 3 any one, which is characterized in that the master
Blade（7）Front be provided with hack blade（8）, the hack blade（8）For triangle, the hack blade（8）Cutting
Sword direction and hollow outer shaft（6）Direction of rotation it is identical.
5. a kind of channel excavation machine bit according to claim 1, which is characterized in that the rotating disk is towards shaft
（16）Side on be provided with left-side connecting bar（13）And right-side connecting bar（15）, the left-side connecting bar（13）It is connected with right side
Bar（15）On be welded with fixed frame（14）, the fixed frame（14）For ring-type.
6. a kind of channel excavation machine bit according to claim 1, which is characterized in that the fixing piece（9）Towards sky
Heart outer shaft（6）One end be provided with screwed annular groove, the internal diameter of the annular groove is equal to hollow outer shaft（6）It is interior
The outer diameter of diameter, the recessed grain of annular is equal to hollow outer shaft（6）Outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721061710.0U CN207609379U (en) | 2017-08-23 | 2017-08-23 | A kind of channel excavation machine bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721061710.0U CN207609379U (en) | 2017-08-23 | 2017-08-23 | A kind of channel excavation machine bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207609379U true CN207609379U (en) | 2018-07-13 |
Family
ID=62793527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721061710.0U Expired - Fee Related CN207609379U (en) | 2017-08-23 | 2017-08-23 | A kind of channel excavation machine bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207609379U (en) |
-
2017
- 2017-08-23 CN CN201721061710.0U patent/CN207609379U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20210823 |