CN209493798U - Vibrate knife and paver - Google Patents
Vibrate knife and paver Download PDFInfo
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- CN209493798U CN209493798U CN201822069630.0U CN201822069630U CN209493798U CN 209493798 U CN209493798 U CN 209493798U CN 201822069630 U CN201822069630 U CN 201822069630U CN 209493798 U CN209493798 U CN 209493798U
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- 230000007704 transition Effects 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims description 79
- 210000003734 kidney Anatomy 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 64
- 230000000694 effects Effects 0.000 abstract description 31
- 239000000463 material Substances 0.000 description 46
- 239000002689 soil Substances 0.000 description 35
- 239000010426 asphalt Substances 0.000 description 25
- 230000008859 change Effects 0.000 description 8
- 238000005457 optimization Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000009514 concussion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
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- Road Paving Machines (AREA)
Abstract
The utility model provides one kind and vibrates knife and paver, the knife that vibrates includes main body, main body includes adjacent the first joint face and the second joint face, the first working face and the second working face being oppositely arranged respectively with the first joint face and the second joint face, and transition face, transition face are inclined between the first working face and the second working face；Angle between first working face and transition face is not equal to the angle between the second working face and transition face；The area of first working face is not equal to the area of the second working face.The knife that vibrates has been provided simultaneously with two different operating modes, user can choose corresponding operating mode for different construction demands at any time, avoid the replacement of entire cutter, user is set to complete the construction on variety classes road surface by the knife that individually vibrates, and then it plays and optimizes product structure, product function coverage area is widened, product usage experience is optimized, reduces the technical effect of product use cost.
Description
Technical field
The utility model relates to road surface construction machinery technical field, vibrate knife and paver in particular to one kind.
Background technique
In existing laying equipment, as depicted in figs. 1 and 2, paver is by grillage 2 ', concrete vibrating mechanism 4 ' and 6 ' group of blade
At being generally equipped with width D on concrete vibrating mechanism 4 ' ' biggish 6 ' Lai Tigao pre-compacted degree of blade, however, this width D ' compared with
Not necessarily all is advantageous brought by big blade 6 ': when building asphalt road layer, since asphalt rigidity is big, width compared with
The material reverse impact power that big blade 6 ' is subject to is also bigger, causes to press panel vibration, or even bounce, influences construction quality.
In addition, road-making material viscosity is different, requirement when paving to 6 ' pan feeding angle of blade is also different.To avoid 6 ' sizing of blade,
There is plucking phenomenon, the bigger material of viscosity, 6 ' pan feeding angle Ying Yue great of blade.Therefore, asphalt is compared with stablizing soil, booth
6 ' the pan feeding angle of blade of black top mixture will be more greatly.
In this regard, construction is there are two types of way at present: one is buying respectively be suitble to stablize the stabilized soil paver of soil construction and
It is suitble to the asphalt-spreader of asphalt construction, stabilized soil paver when stablizing soil construction, asphalt is used when constructing
Asphalt-spreader；Another way is buying asphalt-spreader or a stabilized soil paver, completes to stablize with same paver
Soil and asphalt construction.The first way can guarantee construction quality, but user is needed to buy two kinds of pavers, put into huge
Greatly.Second of way can encounter asphalt-spreader paving and stablize soil and two kinds of situations of stabilized soil paver black top.Asphalt-spreader
When paving stablizes soil, 6 ' width of blade is smaller to keep screed support force inadequate, and disposable paving thickness is small, influences construction efficiency；Surely
Fixed soil paver black top 6 ' width of blade are larger and pan feeding angle is small, and construction quality cannot be guaranteed.And construction personnel is necessary
Lift paver manually and could switch the pan feeding angle α of cutter, thus can increase considerably construction personnel labor intensity and can not
Guarantee construction quality.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.
It vibrates knife for this purpose, the one side of the utility model is to propose one kind.
The utility model further aspect is that proposing a kind of paver.
In view of this, first purpose according to the present utility model, proposes one kind and vibrates knife, can be used for paver,
The knife that vibrates includes main body, and main body includes adjacent the first joint face and the second joint face, is connect with the first joint face and second
The first working face and the second working face and transition face that face is oppositely arranged respectively, transition face are inclined at the first working face
And second between working face；Angle between first working face and transition face is not equal to the folder between the second working face and transition face
Angle；The area of first working face is not equal to the area of the second working face.
It according to the knife provided by the utility model that vibrates, can be used for paver, the first company be provided in the main body for the knife that vibrates
Junction, the second joint face, the first working face, the second working face and transition face, the first joint face and the second joint face are the knives that vibrates
On two different connecting end surfaces, the concrete vibrating mechanism in assembling process on the first joint face or the second joint face and paver
It is connected to realize being located by connecting for the knife that vibrates.First working face and the second working face are the two different cutter head faces of knife of vibrating,
Transition face of the transition face between the first working face and the second working face, the guiding for the first working face and the second working face.
Wherein, the first working face is oppositely arranged with the first joint face, and the first joint face and the first working face are used cooperatively,
When first joint face is connected with concrete vibrating mechanism, the first working face is in contact with ground surface material and implements work of vibrating；Similarly,
Two working faces and the second joint face are oppositely arranged, and the second joint face and the second working face are used cooperatively, and are connected second
When junction is connected with concrete vibrating mechanism, the second working face is in contact with ground surface material and implements work of vibrating.That is this reality
With novel by the way that the joint face and working face that two groups can work independently are arranged in knife main body vibrating, knife while having so that this vibrates
For two different operating modes, user can choose corresponding operating mode for different construction demands at any time, and
When knife operating mode is vibrated in replacement, switching is can be completed in the joint face for directly replacing the knife that vibrates, and avoids entire cutter more
It replaces, so that the knife for realizing the knife that vibrates is multi-purpose, user is allow to complete the construction on variety classes road surface by the knife that individually vibrates,
And then play and optimize product structure, product function coverage area is widened, product usage experience is optimized, reduces product use cost
Technical effect.
Specifically, the biggish blade of width is generally installed to improve precompressed in existing laying equipment, on concrete vibrating mechanism
Real degree, however, being not necessarily all advantageous brought by the biggish blade of this width: when building asphalt road layer, due to drip
Green mixture rigidity is big, and the material reverse impact power that the biggish blade of width is subject to is also bigger, causes to press panel vibration, even
Bounce, influences construction quality.In addition, road-making material viscosity is different, requirement when paving to blade pan feeding angle is also different.For
Blade sizing is avoided, plucking phenomenon, the bigger material of viscosity, blade pan feeding angle Ying Yue great occurs.Therefore, asphalt and steady
Determine soil to compare, the blade pan feeding angle for the asphalt that paves will be more greatly.
In this regard, construction is there are two types of way at present: one is buying respectively be suitble to stablize the stabilized soil paver of soil construction and
It is suitble to the asphalt-spreader of asphalt construction, stabilized soil paver when stablizing soil construction, asphalt is used when constructing
Asphalt-spreader；Another way is buying asphalt-spreader or a stabilized soil paver, completes to stablize with same paver
Soil and asphalt construction.The first way can guarantee construction quality, but user is needed to buy two kinds of pavers, put into huge
Greatly.Second of way can encounter asphalt-spreader paving and stablize soil and two kinds of situations of stabilized soil paver black top.Asphalt-spreader
When paving stablizes soil, blade width is smaller to keep screed support force inadequate, and disposable paving thickness is small, influences construction efficiency；Stablize
Native paver black top blade width is larger and pan feeding angle is small, and construction quality cannot be guaranteed.And construction personnel must be manual
The pan feeding angle α of cutter could be switched by lifting paver, therefore can be increased considerably the labor intensity of construction personnel and not can guarantee
Construction quality.
In view of the above technical problems, the utility model provides a kind of knife that vibrates of changeable working face, and user can lead to
Cross that the first joint face of knife is vibrated in replacement and the connection relationship of the second joint face and concrete vibrating mechanism switches the work of the knife that vibrates at any time
Face, so that the same cutter that vibrates allows user to exist for the working face of two kinds of different in width and different pan feeding angles
Knife is directly vibrated to complete switching functionally by operation in the case where being changed without paver, leads to construction worker
It crosses same paver and completes the compacting work of dirt road layer and bitumen layer, and paver can be avoided the occurrence of and shake excessive and plucking
The phenomenon that, and then solve above-mentioned technical problem, significantly lifting construction efficiency and construction quality are realized, construction cost is reduced
Technical effect.
In addition, the material adding set in above-mentioned technical proposal provided by the utility model can also have additional skill as follows
Art feature:
In the above-mentioned technical solutions, it is preferable that angle between the first working face and transition face be greater than the second working face with
Angle between transition face；The width of second working face is greater than the width of the first working face.
In the technical scheme, the angle between the first working face and transition face is β 1, the second working face and transition face it
Between angle be β 2, wherein 1 > β 2 of β.Angle between working face and transition face is the pan feeding angle of knife of vibrating, by vibrating
Setting includes first working face and the second working face at different pan feeding angles on knife, allows user to the biggish road surface material of viscosity
Select that pan feeding angle is larger, the first working face of width smaller (area is also smaller) is work at present face when matter is paved；Right
Select that pan feeding angle is smaller, the second working face of width larger (area is also larger) is made when the lesser road surface material of viscosity is paved
For work at present face, so as to avoid the occurrence of under the premise of guaranteeing construction quality of pavement and efficiency because of the improper institute in pan feeding angle
Caused by " plucking ", the technical problems such as be not compacted, and then realize and optimize product structure, widen application range of products, promoted and produced
The technical effect of product reliability.
Further, it vibrates in the identical situation of knife thickness at this, the width of the second working face is greater than the first working face
Width, so that this vibrates, cutter allows construction personnel for different-stiffness for the entirely different working face of two areas
Ground surface material selection different operating area the knife working face that vibrates, avoid the occurrence of concrete vibrating mechanism excessive shock even beat show
As.And then realize and optimize product structure, promote the technical effect of product practicability and reliability.
In any of the above-described technical solution, it is preferable that the first working face and the second working face are perpendicular；First joint face with
Second joint face is perpendicular.
It in the technical scheme, on the one hand can be to prevent by the way that the first working face and the second working face to be arranged in a mutually vertical manner
Only the second working face of part contacts by mistake the first working face with ground surface material generation at work, thus by the first working face and second
Working face thoroughly separates, lifting construction quality.On the other hand it can be convenient user and identify the first working face and the second working face,
Avoid the occurrence of because knife main body upper angle confusion of vibrating be difficult to distinguish caused by working face be difficult to the technical issues of distinguishing, Jin Erqi
To optimizing product structure, product practicability and reliability are promoted, the technical effect of user experience is promoted.
In any of the above-described technical solution, it is preferable that vibrate knife further include: the first mounting hole is arranged in the first joint face
On；Second mounting hole is arranged on the second joint face；Wherein, the first mounting hole hangs down perpendicular to the first joint face, the second mounting hole
Directly in the second joint face.
In the technical scheme, by the way that the first mounting hole and second is respectively set on the first mounting surface and the second mounting surface
Mounting hole allows the knife that vibrates by the connector that matches with the first mounting hole and the second mounting hole to realize the first joint face
The connection of connection and the second joint face and concrete vibrating mechanism with concrete vibrating mechanism, and mounting hole is set and can simplify the knife that vibrates
Difficulty and assembly difficulty are dismantled, to reduce the operation difficulty in the knife handoff procedure that vibrates, and then it is difficult to play reduction product operation
Degree promotes product practicability, improves product connection reliability, promotes the technical effect of user experience.
By the way that the first mounting hole is vertically set on the first joint face and the second mounting hole is vertically set on second
On joint face, so that the knife that vibrates is assembled on concrete vibrating mechanism along the direction vertical with joint face, consequently facilitating user is quasi-
It determines that position is assembled, dislocation is avoided to assemble, and then realize optimization Product Assembly process, promote the technical effect of product reliability.
In any of the above-described technical solution, it is preferable that the first mounting hole and the second mounting hole are threaded hole.
In the technical scheme, by setting threaded hole for the first mounting hole and the second mounting hole, so that the knife that vibrates can
To be assemblied on concrete vibrating mechanism by the way that the threaded hole is simple and fast, the assembly difficulty for the knife that vibrates is reduced, is threaded to simultaneously
Detachable connection structure, can reduce the disassembly difficulty for the knife that vibrates, to realize optimization Product Assembly structure, it is real to promote product
With property and reliability, the technical effect improved the user experience.
Second purpose of the utility model provides a kind of paver, and paver includes any in any of the above-described technical solution
The knife that vibrates of item；And concrete vibrating mechanism, the knife that vibrates are connected with concrete vibrating mechanism；Wherein, when the first joint face and concrete vibrating mechanism phase
When connection, the first working face and transition face work, when the second joint face is connected with concrete vibrating mechanism, the second working face and transition
Face work.
In the technical scheme, when the first joint face is connected with concrete vibrating mechanism, the first working face and ground surface material phase
It contacts and implements work of vibrating；When the second joint face is connected with concrete vibrating mechanism, the second working face is in contact with ground surface material
And implement work of vibrating.So that this vibrates, knife has been provided simultaneously with two different operating modes, and user can apply for different
Work demand chooses corresponding operating mode at any time, and when knife operating mode is vibrated in replacement, directly replaces the connection for the knife that vibrates
Switching can be completed in face, avoids the replacement of entire cutter, so that the knife for realizing the knife that vibrates is multi-purpose, passes through user
The knife that individually vibrates completes the construction on variety classes road surface, and then plays and optimize product structure, and widens product function coverage area, excellent
Change product usage experience, reduces the technical effect of product use cost.In any of the above-described technical solution, it is preferable that paver
Further include: closeouts, for blocking the first mounting hole or the second mounting hole；Wherein, when the first mounting hole is connected with concrete vibrating mechanism
When connecing, closeouts are arranged in the second mounting hole；When the second mounting hole is connected with concrete vibrating mechanism, closeouts are arranged first
In mounting hole.
In the technical scheme, by the way that closeouts are arranged on knife vibrating, so that the first mounting hole or the second mounting hole can
To be filled under notconnect state by closeouts, to prevent the first working face, ground surface material enters the second work at work
Make in the second mounting hole on face, similarly prevent the second working face at work ground surface material enter on the first working face
In one mounting hole, to avoid occurring not installed because of the first mounting hole and the second mounting hole by the knife that vibrates caused by feed blocking
The technical issues of, and then play and optimize product structure, product functional reliability is promoted, product accident rate is reduced, promoting user makes
With the technical effect of experience.
In any of the above-described technical solution, it is preferable that paver further include: rack；Striker plate is connected with rack, backgauge
Plate and rack are surrounded by the cavity of bottom opening；Concrete vibrating mechanism is arranged in the cavity, and concrete vibrating mechanism is connected with rack；Its
In, the knife that vibrates is connected with concrete vibrating mechanism, and concrete vibrating mechanism drives the knife that vibrates to move back and forth along the vertical direction in opening.
In the technical scheme, paver is made of rack, striker plate and concrete vibrating mechanism.Rack is the body frame of paver
Frame structure, the equal location and installation of remaining structure on the paver is on the rack.Before paver direction of travel is arranged in striker plate
It holds, striker plate pushes ground surface material to advance in the course of work, prevents ground surface material from entering in paver from the front end of paver
Portion, to avoid the occurrence of the technical problems such as the blocking of paver internal structure, circuit damage, cleaning difficulty.Concrete vibrating mechanism is the booth
The main work department of paving machine, the knife that vibrates are arranged on concrete vibrating mechanism, and concrete vibrating mechanism drive vibrates knife in paver bottom bay and gear
The opening that flitch surrounds does concussion movement along vertical direction, to realize the compression compacting of ground surface material, and then plays excellent
Change product structure, promotes the technical effect of product functional reliability.
In any of the above-described technical solution, it is preferable that concrete vibrating mechanism further include: eccentric shaft is rotatably arranged in rack
On；Connecting rod, one end of connecting rod are movably connected with eccentric shaft in the vertical direction, the connecting rod other end and the first joint face or
Second joint face is connected；Wherein, when switching the working face for the knife that vibrates, the connection relationship of connecting rod and eccentric shaft is adjusted, to adjust
The whole height of knife in the vertical direction of vibrating.
In the technical scheme, eccentric shaft is the driving structure in concrete vibrating mechanism, and eccentric shaft can change the rotation of component
Track, transition connecting structure of the connecting rod between eccentric shaft and the knife that vibrates, eccentric shaft can drive the knife that vibrates spreading out by connecting rod
The bottom opening of paving machine, which goes out, implements concussion movement repeatedly.By the way that the eccentric shaft being connected with gantry rotation is arranged in concrete vibrating mechanism,
Part eccentric shaft is allowed to do lasting eccentric motion in concrete vibrating mechanism, to realize the fortune of the knife that vibrates shaken repeatedly
Dynamic model formula, shaken repeatedly in the course of work up and down vibrate knife can compression ground surface material repeatedly, to shakeout roadbed and pitch
Layer, significantly saves labour, and then play optimization product functionality, reduces pavement construction difficulty, promotes product reliable operation
The technical effect of property.
Made by the adjustable connection structure for being set as adjusting in vertical direction by the connection between connecting rod and eccentric shaft
User can realize the adjusting of concrete vibrating mechanism in the vertical direction by the connection relationship of switching connecting rod and eccentric shaft, such as
When construction supercrust switchs to bitumen layer by soil layer, user first switches the working face for the knife that vibrates, and then passes through adjustment connecting structure
Relative position of the connecting rod on eccentric shaft is reduced, to reduce the position of knife in the vertical direction of vibrating, to guarantee the knife that vibrates
Working face can come into full contact with bituminous pavement, and then play the controllability for promoting product, promote the technology of product reliability
Effect.
In any of the above-described technical solution, it is preferable that pave further include: adjustable plate, one end are movably attached backgauge
On plate, the adjustable plate other end is provided with confined planes；Wherein, there are preset interval between confined planes and the knife that vibrates, confined planes are used for
Limit the shaking amplitude of knife in the horizontal direction that vibrates.
In the technical scheme, adjustable plate is additionally provided on paver, one end of adjustable plate is moved with striker plate to be connected,
Confined planes are arranged in the other end, vibrate knife other than pumping under the drive of concrete vibrating mechanism in the course of work, can also be because
There is vibration and offset in horizontal direction in the influence of ground surface material, can generate biggish shearing if horizontal vibrating amplitude is excessive
Power, the connection structure and connecting rod of cause to vibrate knife and concrete vibrating mechanism are destroyed.In this regard, user can by adjusting adjustable plate and
The connection status of striker plate adjusts the relative position of confined planes, to guarantee confined planes and retain between the knife that vibrates always and is default
, there is significantly horizontal vibrating to avoid the knife that vibrates, and then realize and optimize product structure during the work time in interval, is promoted
Product functional reliability promotes the technical effect of Product Safety.
In any of the above-described technical solution, it is preferable that paver further include: a upper setting in striker plate and adjustable plate
Have a kidney slot, it is another on be provided with location hole, location hole is correspondingly arranged with kidney slot；Bolt passes through location hole and kidney slot, with
Striker plate and adjustable plate are linked together.
In the technical scheme, by the way that kidney slot and location hole is respectively set on striker plate and adjustable plate, so that backgauge
Relative position between plate and adjustable plate can switch at any time.In the course of work, switch the first working face and the second work in user
When face, the interval between knife and adjustable plate of vibrating can change, and user unclamps and is bolted at this time, and adjustment bolt is in kidney-shaped
Relative position in hole makes relative position of the adjustable plate on striker plate change, so as to adjust confined planes and vibrate knife it
Between interval, occur significantly horizontal vibrating during the work time to avoid the knife that vibrates, and then play and optimize product structure, mention
Product functional reliability is risen, product operation difficulty is reduced, promotes the technical effect of user experience.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 shows the structural schematic diagram of paver in the prior art；
Fig. 2 is partial enlarged view of the paver shown in FIG. 1 at A；
Fig. 3 shows the structural schematic diagram for the knife that vibrates that one embodiment according to the present utility model provides；
Fig. 4 shows the structural schematic diagram for the knife that vibrates that another embodiment according to the present utility model provides；
Fig. 5 shows the structural schematic diagram for the paver that one embodiment according to the present utility model provides；
Fig. 6 is partial enlargement of the paver of one embodiment offer according to the present utility model shown in fig. 5 at B
Figure.
Wherein, the corresponding relationship in Fig. 1 and Fig. 2 between appended drawing reference and component names are as follows:
2 ' grillages, 4 ' concrete vibrating mechanisms, 6 ' blades.
Wherein, corresponding relationship of the Fig. 3 into Fig. 6 between appended drawing reference and component names are as follows:
1 paver, 10 vibrate knife, 12 main bodys, 122 first joint faces, 124 second joint faces, 126 first working faces, and 128
Second working face, 130 transition faces, 14 first mounting holes, 16 second mounting holes, 18 closeouts, 20 racks, 30 striker plates, 40 vibrations
Stamper structure, 402 eccentric shafts, 404 connecting rods, 50 adjustable plates.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
Referring to Fig. 3 to Fig. 6 description according to vibrate knife 10 and the paver 1 of some embodiments of the utility model.
In view of this, embodiment according to the present utility model, as shown in Figures 3 to 6, proposes one kind and vibrate knife 10, it can
To be used for paver 1, the knife 10 that vibrates includes main body 12, and the first joint face 122 and second being connected is provided in main body 12 and is connected
Junction 124, the first working face 126 and the second working face being oppositely arranged respectively with the first joint face 122 and the second joint face 124
128 and transition face 130, transition face 130 be inclined between the first working face 126 and the second working face 128, wherein first
Angle between working face 126 and transition face 130 is not equal to the angle between the second working face 128 and transition face 130；First work
The area for making face 126 is not equal to the area of the second working face 128.
According to the knife 10 provided by the utility model that vibrates, the first joint face 122, are provided in the main body 12 for the knife 10 that vibrates
Two joint faces 124, the first working face 126, the second working face 128 and transition face 130, the first joint face 122 and the second joint face
124 be the two different connecting end surfaces to vibrate on knife 10, in the first joint face 122 or the second joint face 124 in assembling process
It is connected with the concrete vibrating mechanism 40 on paver 1 to realize being located by connecting for the knife 10 that vibrates.First working face 126 and the second working face
128 be the two different cutter head faces of knife 10 of vibrating, and transition face 130 is between the first working face 126 and the second working face 128
Transition face, the guiding for the first working face 126 and the second working face 128.Wherein, the first working face 126 and the first joint face
122 are oppositely arranged, and the first joint face 122 and the first working face 126 are used cooperatively, in the first joint face 122 and vibration
When stamper structure 40 is connected, the first working face 126 is in contact with ground surface material and implements work of vibrating；Similarly, the second working face
128 and second joint face 124 be oppositely arranged, the second joint face 124 and the second working face 128 are used cooperatively,
When two joint faces 124 are connected with concrete vibrating mechanism 40, the second working face 128 is in contact with ground surface material and implements work of vibrating.
That is the utility model is made by the way that the joint face and working face that two groups can work independently is arranged in 10 main body 12 of knife vibrating
The knife 10 that vibrates has been provided simultaneously with two different operating modes, user can choose pair at any time for different construction demands
The operating mode answered, and when 10 operating mode of knife is vibrated in replacement, the joint face for directly replacing the knife 10 that vibrates, which can be completed, to be cut
It changes, avoids the replacement of entire cutter, so that the knife for realizing the knife 10 that vibrates is multi-purpose, user is allow to pass through the knife that individually vibrates
10 complete the construction on variety classes road surface, and then play and optimize product structure, and widen product function coverage area, and optimization product makes
With experience, the technical effect of product use cost is reduced.
Specifically, in existing laying equipment, it is pre- to improve that concrete vibrating mechanism 4 ' is generally equipped with the biggish blade 6 ' of width
Compaction, however, being not necessarily all advantageous brought by the biggish blade 6 ' of this width: when building asphalt road layer, by
Big in asphalt rigidity, the material reverse impact power that the biggish blade 6 ' of width is subject to is also bigger, and screed is caused to shake
It is dynamic, or even bounce, influence construction quality.In addition, road-making material viscosity is different, requirement when paving to 6 ' pan feeding angle of blade is also
Different.To avoid 6 ' sizing of blade, there is plucking phenomenon, the bigger material of viscosity, 6 ' pan feeding angle Ying Yue great of blade.Therefore,
For asphalt compared with stablizing soil, 6 ' the pan feeding angle of blade for the asphalt that paves will be more greatly.
In this regard, construction is there are two types of way at present: one is buying respectively be suitble to stablize the stabilized soil paver of soil construction and
It is suitble to the asphalt-spreader of asphalt construction, stabilized soil paver when stablizing soil construction, asphalt is used when constructing
Asphalt-spreader；Another way is buying asphalt-spreader or a stabilized soil paver, completes to stablize with same paver
Soil and asphalt construction.The first way can guarantee construction quality, but user is needed to buy two kinds of pavers, put into huge
Greatly.Second of way can encounter asphalt-spreader paving and stablize soil and two kinds of situations of stabilized soil paver black top.Asphalt-spreader
When paving stablizes soil, 6 ' width of blade is smaller to keep screed support force inadequate, and disposable paving thickness is small, influences construction efficiency；Surely
Fixed soil paver black top 6 ' width of blade are larger and pan feeding angle is small, and construction quality cannot be guaranteed.And construction personnel is necessary
Lift paver manually and could switch the pan feeding angle α of cutter, thus can increase considerably construction personnel labor intensity and can not
Guarantee construction quality.
In view of the above technical problems, the utility model provides a kind of knife 10 that vibrates of changeable working face, and user can be with
Switched at any time by the connection relationship of the first joint face 122 and the second joint face 124 and concrete vibrating mechanism 40 of replacing the knife 10 that vibrates
Vibrate the working face of knife 10, so that the same knife 10 that vibrates has the work of two kinds of different in width and different pan feeding angles
Face allows user directly to vibrate knife 10 by operation in the case where being changed without paver 1 and completes the switching in function,
Construction worker is set to complete the compacting work of dirt road layer and bitumen layer by same paver 1, and can be to avoid out
The phenomenon that existing paver 1 shakes excessive and plucking, and then solve above-mentioned technical problem, realize significantly lifting construction efficiency
And construction quality, reduce the technical effect of construction cost.
In one embodiment of the utility model, it is preferable that as shown in Figure 3 and Figure 4, the first working face 126 and transition
Angle between face 130 is greater than the angle between the second working face 128 and transition face 130；Width (Fig. 3 of second working face 128
With the left and right directions in Fig. 4) it is greater than the width (left and right directions in Fig. 3 and Fig. 4) of the first working face 126.
In this embodiment, the angle between the first working face 126 and transition face 130 is β 1, the second working face 128 and mistake
The angle crossed between face 130 is β 2, wherein 1 > β 2 of β.Angle between working face and transition face 130 is the entering of knife 10 of vibrating
Expect angle, by including first working face 126 and the second working face 128 at different pan feeding angles in setting on knife 10 of vibrating, makes user
It can select that pan feeding angle is larger, width is smaller (due to the first working face 126 when paving to the biggish road surface material of viscosity
Identical with the length of the second working face 128, therefore, corresponding area is also smaller, perpendicular to paper in length direction, that is, Fig. 3 and 4
Direction) the first working face 126 be work at present face；Pan feeding angle is selected when paving to the lesser road surface material of viscosity
Smaller, width larger (area is also larger) the second working face 128 is used as work at present face, so as to guarantee pavement construction
Avoided the occurrence of under the premise of quality and efficiency because pan feeding angle it is improper caused by " plucking ", the technical problems such as be not compacted, in turn
It realizes and optimizes product structure, widen application range of products, promote the technical effect of product reliability.
Further, the width of the first joint face 122 is D1, and the width of the second joint face 124 is D2, when the first working face
126 when being work at present face, and the working width of the knife 10 that vibrates is D1；When the second working face 128 is work at present face, vibrate knife
10 working width is D2, wherein D2 > D1, by limiting 10 operating mode of knife that vibrates of two kinds of different in width, so that this vibrates
Knife 10 can choose different working conditions for different construction demands, to change the pan feeding foot of the knife 10 that vibrates and suffered
Reaction force, the knife 10 that avoids vibrating takeoffs due to by huge reaction force when handling the biggish ground surface material of rigidity,
And then play and optimize product structure, product functional reliability is promoted, the technical effect of Product Safety is promoted.
In one embodiment of the utility model, it is preferable that as shown in Figure 3 and Figure 4, the first working face 126 and second
Working face 128 is perpendicular；First joint face 122 and the second joint face 124 are perpendicular.
In this embodiment, by the way that the first working face 126 and the second working face 128 to be arranged in a mutually vertical manner, on the one hand may be used
To prevent the first working face 126, the generation of the second working face of part 128 and ground surface material is contactd by mistake at work, thus by the first work
Make face 126 and the second working face 128 thoroughly separates, lifting construction quality.On the other hand it can be convenient user and identify the first work
Make face 126 and the second working face 128, avoid the occurrence of because 10 main body of knife, 12 upper angle confusion of vibrating be difficult to distinguish caused by work
Face is difficult to the technical issues of distinguishing, and then plays and optimize product structure, and promotes product practicability and reliability, and promoting user makes
With the technical effect of experience.
In one embodiment of the utility model, it is preferable that as shown in Figure 3 and Figure 4, vibrate knife 10 further include: first
Mounting hole 14 is arranged on the first joint face 122；Second mounting hole 16 is arranged on the second joint face 124；Wherein, the first peace
Hole 14 is filled perpendicular to the first joint face 122, the second mounting hole 16 is perpendicular to the second joint face 124.
In this embodiment, by the way that the first mounting hole 14 and second is respectively set on the first mounting surface and the second mounting surface
Mounting hole 16 allows the knife 10 that vibrates by the connector that matches with the first mounting hole 14 and the second mounting hole 16 to realize the
The connection of one joint face 122 and concrete vibrating mechanism 40 and the connection of the second joint face 124 and concrete vibrating mechanism 40, and installation is set
Hole can simplify the disassembly difficulty and assembly difficulty for the knife 10 that vibrates, so that the operation difficulty in 10 handoff procedure of knife that vibrates is reduced,
And then reduction product operation difficulty is played, product practicability is promoted, product connection reliability is improved, promotes user experience
Technical effect.
By the way that the first mounting hole 14 is vertically set on the first joint face 122 and is vertically arranged the second mounting hole 16
On the second joint face 124, so that the knife 10 that vibrates is assembled on concrete vibrating mechanism 40 along the direction vertical with joint face, from
And assembly is accurately positioned convenient for user, it avoids dislocation from assembling, and then realize optimization Product Assembly process, promotes product reliability
Technical effect.
In one embodiment of the utility model, it is preferable that the first mounting hole 14 and the second mounting hole 16 are threaded hole.
In this embodiment, by setting threaded hole for the first mounting hole 14 and the second mounting hole 16, so that the knife that vibrates
10 can be assemblied on concrete vibrating mechanism 40 by the way that the threaded hole is simple and fast, reduce the assembly difficulty for the knife 10 that vibrates, while spiral shell
Line is connected as Detachable connection structure, can reduce the disassembly difficulty for the knife 10 that vibrates, so that optimization Product Assembly structure is realized,
Promote product practicability and reliability, the technical effect improved the user experience.
Second purpose of the utility model provides a kind of paver 1, and as shown in Figure 5 and Figure 6, paver 1 includes above-mentioned
The knife 10 that vibrates of any one of any embodiment；And concrete vibrating mechanism 40, the knife 10 that vibrates are connected with concrete vibrating mechanism 40；Wherein,
When the first joint face 122 is connected with concrete vibrating mechanism 40, the first working face 126 and transition face 130 work, when the second joint face
124 with concrete vibrating mechanism 40 when being connected, and the second working face 128 and transition face 130 work.
In this embodiment, when the first joint face 122 is connected with concrete vibrating mechanism 40, the first working face 126 and road surface
Material is in contact and implements work of vibrating, and transition face 130 plays guiding role, in the second joint face 124 and 40 phase of concrete vibrating mechanism
When connection, transition face 130 plays guiding role, and the second working face 128 is in contact with ground surface material and implements work of vibrating.So that
The knife 10 that vibrates has been provided simultaneously with two different operating modes, and user can choose correspondence for different construction demands at any time
Operating mode, and when 10 operating mode of knife is vibrated in replacement, switching is can be completed in directly the vibrate joint face of knife 10 of replacement,
The replacement of entire cutter is avoided, so that the knife for realizing the knife 10 that vibrates is multi-purpose, user is allow to pass through the knife 10 that individually vibrates
The construction on variety classes road surface is completed, and then plays and optimizes product structure, widens product function coverage area, optimization product uses
Experience reduces the technical effect of product use cost.
In one embodiment of the utility model, it is preferable that as shown in Figure 3 and Figure 6, paver 1 further include: closeouts
18, for blocking the first mounting hole 14 or the second mounting hole 16；Wherein, when the first mounting hole 14 is connected with concrete vibrating mechanism 40
When, closeouts 18 are arranged in the second mounting hole 16；When the second mounting hole 16 is connected with concrete vibrating mechanism 40, closeouts 18 are set
It sets in the first mounting hole 14.
In this embodiment, by the way that closeouts 18 are arranged on knife 10 vibrating, so that the first mounting hole 14 or the second installation
Hole 16 can be filled under notconnect state by closeouts 18, to prevent the first working face 126 ground surface material at work
Enter in the second mounting hole 16 on the second working face 128, similarly prevent the second working face 128 at work ground surface material into
Enter into the first mounting hole 14 on the first working face 126, to avoid occurring because of 16 quilt of the first mounting hole 14 and the second mounting hole
The technical issues of knife 10 that vibrates caused by feed blocking can not be installed, and then play and optimize product structure, promote product work
Reliability reduces product accident rate, promotes the technical effect of user experience.
In one embodiment of the utility model, it is preferable that as shown in Figure 5 and Figure 6, paver 1 further include: rack
20；Striker plate 30 is connected with rack 20, and striker plate 30 and rack 20 are surrounded by the cavity of bottom opening；Concrete vibrating mechanism 40 is arranged
In the cavity, and concrete vibrating mechanism 40 is connected with rack 20；Wherein, the knife 10 that vibrates is connected with concrete vibrating mechanism 40, concrete vibrating mechanism
40 drive the knife 10 that vibrates to move back and forth along the vertical direction in opening.
In this embodiment, paver 1 is made of rack 20, striker plate 30 and concrete vibrating mechanism 40.Rack 20 is paver 1
12 frame structure of main body, the equal location and installation of remaining structure on the paver 1 is in rack 20.The setting of striker plate 30 is paving
The front end of 1 direction of travel of machine, striker plate 30 pushes ground surface material to advance in the course of work, prevents ground surface material from paver 1
Front end enters inside paver 1, to avoid the occurrence of the technologies such as 1 internal structure blocking of paver, circuit damage, cleaning difficulty
Problem.Concrete vibrating mechanism 40 is the main work department of the paver 1, and the knife 10 that vibrates is arranged on concrete vibrating mechanism 40,40 band of concrete vibrating mechanism
The dynamic knife 10 that vibrates does concussion movement in the opening that 1 bottom bay 20 of paver and striker plate 30 surround along vertical direction, from
And realize the compression compacting of ground surface material, and then play and optimize product structure, promote the technical effect of product functional reliability.
In one embodiment of the utility model, it is preferable that as shown in figure 5, concrete vibrating mechanism 40 further include: eccentric shaft
402, it is rotatably arranged in rack 20；Connecting rod 404, one end of connecting rod 404 is in the vertical direction movably and eccentric shaft
402 are connected, and 404 other end of connecting rod is connected with the first joint face 122 or the second joint face 124, wherein vibrate knife in switching
When 10 working face, the connection relationship of connecting rod 404 and eccentric shaft 402 is adjusted, to adjust the height of knife 10 in the vertical direction that vibrates
Degree.
In this embodiment, eccentric shaft 402 is the driving structure in concrete vibrating mechanism 40, and eccentric shaft 402 can change component
Rotary motion trace, transition connecting structure of the connecting rod 404 between eccentric shaft 402 and the knife 10 that vibrates, eccentric shaft 402 can pass through company
Bar 404 drives the knife 10 that vibrates to go out to implement concussion movement repeatedly in the bottom opening of paver 1.By being arranged in concrete vibrating mechanism 40
The eccentric shaft 402 being rotatedly connected with rack 20 allows part eccentric shaft 402 to do lasting eccentric fortune in concrete vibrating mechanism 40
It is dynamic, to realize the motor pattern of the knife 10 that vibrates shaken repeatedly, shaken repeatedly up and down in the course of work vibrate knife 10 can
Labour is significantly saved to shakeout roadbed and bitumen layer with compression ground surface material repeatedly, and then plays optimization product function
Property, reduce pavement construction difficulty, promotes the technical effect of product functional reliability.
Made by the adjustable connection structure for being set as adjusting in vertical direction by the connection between connecting rod and eccentric shaft
The tune of concrete vibrating mechanism 40 in the vertical direction can be realized by the connection relationship of switching concrete vibrating mechanism 40 and fixation hole by obtaining user
Section, such as when supercrust of constructing switchs to bitumen layer by soil layer, user first switches the working face for the knife 10 that vibrates, and then passes through tune
Saving connection structure reduces relative position of the connecting rod 404 on eccentric shaft 402, to reduce concrete vibrating mechanism 40 and vibrate knife 10 vertical
Position on direction, so that guarantee is vibrated, the working face of knife 10 can come into full contact with bituminous pavement, and then play promotion product
Controllability, promote the technical effect of product reliability.
In one embodiment of the utility model, it is preferable that as shown in Figure 5 and Figure 6, pave further include: adjustable plate 50,
One end is movably attached on striker plate 30, and 50 other end of adjustable plate is provided with confined planes；Wherein, confined planes and the knife 10 that vibrates
Between there are preset interval, confined planes are for limiting the shaking amplitude of knife 10 in the horizontal direction that vibrates.
In this embodiment, adjustable plate 50 is additionally provided on paver 1, one end of adjustable plate 50 and striker plate 30 are removable
It is connected, confined planes are arranged in the other end, vibrate knife 10 in addition to pumping under the drive of concrete vibrating mechanism 40 in the course of work
Outside, vibration and offset in horizontal direction can also occur because of the influence of ground surface material, can be generated if horizontal vibrating amplitude is excessive
Biggish shearing force, leads to vibrate knife 10 and the connection structure and connecting rod 404 of concrete vibrating mechanism 40 are destroyed.In this regard, user can
To adjust the relative position of confined planes by adjusting the connection status of adjustable plate 50 and striker plate 30, thus guarantee confined planes and
It vibrates and retains preset interval always between knife 10, occur significantly horizontal vibrating during the work time to avoid the knife 10 that vibrates,
And then realize and optimize product structure, product functional reliability is promoted, the technical effect of Product Safety is promoted.
In one embodiment of the utility model, it is preferable that as shown in fig. 6, paver 1 further include: 30 He of striker plate
Be provided with kidney slot on one in adjustable plate 50, it is another on be provided with location hole, location hole is correspondingly arranged with kidney slot；Spiral shell
Bolt passes through location hole and kidney slot, striker plate 30 and adjustable plate 50 is linked together.
In this embodiment, by the way that kidney slot and location hole is respectively set on striker plate 30 and adjustable plate 50, so that gear
Relative position between flitch 30 and adjustable plate 50 can switch at any time.In the course of work, switch 126 He of the first working face in user
When the second working face 128, the interval between knife 10 and adjustable plate 50 of vibrating can change, and user unclamps and is bolted at this time,
And relative position of the adjustment bolt in kidney slot, so that relative position of the adjustable plate 50 on striker plate 30 is changed, thus
The interval between confined planes and the knife 10 that vibrates is adjusted, occurs significantly horizontal shake during the work time to avoid the knife 10 that vibrates
It is dynamic, and then play and optimize product structure, product functional reliability is promoted, product operation difficulty is reduced, promotes user experience
Technical effect.
In a specific embodiment of the utility model, as shown in Figures 3 to 6, closeouts 18 are plug screw to make to connect
Bar 404 and the firm connection of 10 energy of knife of vibrating, specifically can be in the first joint face 122 and the second joint face 124 for the knife 10 that vibrates
Several threaded holes are opened up respectively, with bolt or screw the first joint face 122 or the second in 404 lower end of connecting rod and the knife 10 that vibrates
Joint face 124 connects.When 404 lower end of connecting rod is connect with the first joint face 122, with plug screw on the second joint face 124
Threaded hole block；It is on the contrary then the threaded hole 46 on the first joint face 122 is blocked, prevent road-making material to be filled into threaded hole
In, influence next installation.
In a specific embodiment of the utility model, as shown in Figure 3 and Figure 4, in order to meet different-stiffness and viscosity
The demand that paves of road-making material, blade sections need to meet following geometrical relationship: the first joint face 122 and the second joint face 124 are mutually
Perpendicular, D2 is greater than D1, pan feeding angle beta 1, β 2, and mutually remaining and β 1 is greater than β 2.In this way when the rigidity that paves is big, tough road-making material
When (such as asphalt), be connected with the first joint face 122 with 404 lower end of connecting rod, be just not easy to make screed occur bounce and
Road surface plucking phenomenon；When road-making material (as stablized soil) that the rigidity that paves is small, viscosity is small, with the second joint face 124 and connecting rod
404 lower ends are connected, so that it may realize that big thickness paves, improve construction efficiency.
In the present invention, the terms such as term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, example
Such as, " connection " may be fixed connection or may be dismantle connection, or integral connection；" connected " can be directly connected,
It can also be indirectly connected through an intermediary.For the ordinary skill in the art, can understand as the case may be
The concrete meaning of above-mentioned term in the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
- The knife 1. one kind is vibrated, which is characterized in that the knife that vibrates includes:Main body, the main body includes adjacent the first joint face and the second joint face, with first joint face and described second The first working face and the second working face and transition face that joint face is oppositely arranged respectively, the transition face are inclined at institute It states between the first working face and second working face；Angle between first working face and the transition face is not equal between second working face and the transition face Angle；The area of first working face is not equal to the area of second working face.
- 2. the knife according to claim 1 that vibrates, it is characterised in that:Angle between first working face and the transition face is greater than between second working face and the transition face Angle；The width of second working face is greater than the width of first working face.
- 3. the knife according to claim 2 that vibrates, it is characterised in that:First working face and second working face are perpendicular；First joint face and second joint face are perpendicular.
- 4. the knife according to claim 1 that vibrates, which is characterized in that further include:First mounting hole is arranged on first joint face；Second mounting hole is arranged on second joint face；Wherein, first mounting hole is perpendicular to first joint face, and second mounting hole is perpendicular to second connection Face；First mounting hole and second mounting hole are threaded hole.
- 5. a kind of paver, which is characterized in that including the knife that vibrates according to any one of claims 1 to 4；AndConcrete vibrating mechanism, the knife that vibrates are connected with the concrete vibrating mechanism；Wherein, when first joint face is connected with the concrete vibrating mechanism, first working face and transition face work, when When second joint face is connected with the concrete vibrating mechanism, second working face and transition face work.
- 6. paver according to claim 5, which is characterized in that further include:Closeouts, for blocking the first mounting hole or the second mounting hole；Wherein, when first mounting hole is connected with the concrete vibrating mechanism, the closeouts setting is in second installation Kong Zhong；When second mounting hole is connected with the concrete vibrating mechanism, the closeouts are arranged in first mounting hole.
- 7. paver according to claim 6, which is characterized in that further include:Rack；Striker plate is connected with the rack, and the striker plate and the rack are surrounded by the cavity of bottom opening；The concrete vibrating mechanism is arranged in the cavity, and the concrete vibrating mechanism is connected with the rack；Wherein, the knife that vibrates described in the concrete vibrating mechanism drive moves back and forth along the vertical direction in the opening.
- 8. paver according to claim 7, which is characterized in that the concrete vibrating mechanism further include:Eccentric shaft is rotatably arranged in the rack；Connecting rod, one end of the connecting rod are movably connected with the eccentric shaft in the vertical direction, the connecting rod other end It is connected with first joint face or second joint face；Wherein, vibrate described in the switching knife working face when, the connection relationship of the connecting rod and the eccentric shaft is adjusted, with adjustment The height of knife in the vertical direction of vibrating.
- 9. paver according to claim 7 or 8, which is characterized in that further include:Adjustable plate, one end are movably attached on the striker plate, and the adjustable plate other end is provided with confined planes；Wherein, there are preset intervals between the confined planes and the knife that vibrates, and the confined planes are for limiting the knife that vibrates Shaking amplitude in the horizontal direction.
- 10. paver according to claim 9, which is characterized in that further include:Bolt；Be provided with kidney slot on one in the striker plate and the adjustable plate, it is another on be provided with location hole, the positioning Hole is correspondingly arranged with the kidney slot；The bolt passes through the location hole and the kidney slot, and the striker plate and the adjustable plate are linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822069630.0U CN209493798U (en) | 2018-12-11 | 2018-12-11 | Vibrate knife and paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822069630.0U CN209493798U (en) | 2018-12-11 | 2018-12-11 | Vibrate knife and paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209493798U true CN209493798U (en) | 2019-10-15 |
Family
ID=68152383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822069630.0U Withdrawn - After Issue CN209493798U (en) | 2018-12-11 | 2018-12-11 | Vibrate knife and paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209493798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109338856A (en) * | 2018-12-11 | 2019-02-15 | 三汽车制造有限公司 | Vibrate knife and paver |
-
2018
- 2018-12-11 CN CN201822069630.0U patent/CN209493798U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109338856A (en) * | 2018-12-11 | 2019-02-15 | 三汽车制造有限公司 | Vibrate knife and paver |
| CN109338856B (en) * | 2018-12-11 | 2023-11-21 | 三一汽车制造有限公司 | Vibrating knife and paver |
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