CN102561156A - Vibrating wheel of vibrated roller and vibrated roller - Google Patents
Vibrating wheel of vibrated roller and vibrated roller Download PDFInfo
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- CN102561156A CN102561156A CN2011101406729A CN201110140672A CN102561156A CN 102561156 A CN102561156 A CN 102561156A CN 2011101406729 A CN2011101406729 A CN 2011101406729A CN 201110140672 A CN201110140672 A CN 201110140672A CN 102561156 A CN102561156 A CN 102561156A
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Abstract
The invention provides a vibrating wheel of a vibrated roller. The vibrating wheel contains a wheel rim (1), a center plate, a drive unit (30), a left eccentric block (41), an intermediate eccentric block (42) and a right eccentric block (43). The vibrating wheel also contains an internal shaft (10) and an external shaft (20) which is at least partly sleeved on the internal shaft (10) and can rotate relative to the internal shaft (10). The intermediate eccentric block (42) is installed on one of the internal shaft (10) and the external shaft (20). The left eccentric block (41) and the right eccentric block (43) are installed on the other one of the internal shaft (10) and the external shaft (20). The internal shaft (10) and the external shaft (20) respectively form drive joint with the drive unit (30). The invention also provides the vibrated roller containing the above vibrating wheel. Functions such as vertical vibration of the vibrating wheel can be realized through the two shafts, namely the internal shaft and the external shaft. Therefore, the vibrating wheel has a very simple structure and is very convenient to manufacture and assemble. The manufacturing cost can be greatly reduced.
Description
Technical field
The present invention relates to the vibratory roller field, particularly, the vibratory roller that relates to a kind of vibrating wheels of vibratory roller and comprise this vibrating wheels.
Background technology
In compacting machinary, vibratory roller is applicable to most of compound and soil packing operation, is one of visual plant of engineering construction, and vibrating wheels wherein then is to realize the most critical parts of vibratory compaction effect.
In existing vibratory roller, when carrying out compacting operation, the vibration crop rotation is periodically vibrated, and the direction of excitation of this vibration is a non-directional.Particularly; Eccentric shaft is installed on the center line of vibrating wheels, under the driving of drive unit such as hydraulic motor, is rotated and produces centrifugal force, and its vertical stress component is periodic exciting force; Compacted lift is produced vertical vibration to reach the purpose of compacting; But the horizontal vibration that its horizontal component produces can cause the possibility of compacted lift sur-face peeling, thereby makes vibratory roller be difficult to improve to the degree of compaction of compacted lift, and compaction quality descends.
In order to overcome the problems referred to above, a kind of vertical vibration roller has appearred in the prior art, and the direction of the exciting force of its generation is all the time perpendicular to compacted lift.Particularly, drive the rotation of eccentric block (two small eccentricity pieces and a large eccentricity piece) synchronous backwards through three eccentric shafts usually, eccentric block rotate at a high speed generation the centrifugal force along continuous straight runs to make a concerted effort be zero, thereby only produce vertical vibration.The possibility of compacted lift sur-face peeling can avoided or reduce to this vertical vibration roller, also has big, the compacting efficient advantages of higher of degree of compaction height, compacting depth to compacted lift simultaneously, therefore is widely used.But; No matter therefore this vertical vibration roller, be the layout of eccentric shaft owing to have multiple-eccentric shaft; Still the structure of transmission device that is used to drive the eccentric shaft rotation is all very complicated, causes that whole vibrating wheels complex structure, processing and manufacturing and assembling are all very inconvenient, cost is higher.
Summary of the invention
The vibrating wheels that the purpose of this invention is to provide a kind of vibratory roller, this vibrating wheels is simple and compact for structure, processing and manufacturing and assembling are all very convenient, can also realize vertical vibration simultaneously.
To achieve these goals; The present invention provides a kind of vibrating wheels of vibratory roller; This vibrating wheels comprises wheel rim, former, drive unit, left eccentric block, middle eccentric block and right eccentric block; It is characterized in that, in said vibrating wheels comprises axle be set at least in part said in the axle outer shaft going up and can rotate with respect to axle in said, said in the middle of eccentric block be installed in said on one in axle and the outer shaft; Said left eccentric block and right eccentric block are installed on another person in said interior axle and the outer shaft, and said interior axle and outer shaft are in transmission connection with said drive unit respectively.
Preferably, said outer shaft comprises coaxial arrangement and a plurality of outer shaft part that connects successively.
Preferably, said a plurality of outer shaft parts are respectively left bolster, connecting cylinder and right bolster, and said left bolster and said drive unit are in transmission connection.
Preferably, the right-hand member of said left bolster and the left end of right bolster have flange respectively, and the two ends of said connecting cylinder removably are connected with said flange respectively.
Preferably; Said outer shaft is contained on the said interior axle; Said left eccentric block be installed in said in axle go up and be positioned at said connecting cylinder, said in the middle of eccentric block be installed on the said right bolster, said right eccentric block be installed in said in axle go up and be positioned at the right side of said right bolster.
Preferably, said interior axle comprises coaxial arrangement and a plurality of interior shaft part that connects successively.
Preferably; Said a plurality of interior shaft part is respectively supporting drive shaft, intermediate propeller shaft, left avertence axle, transition axis and right avertence axle; Said supporting drive shaft and said drive unit are in transmission connection; Said left eccentric block is installed on the said left avertence axle, and said right eccentric block is installed on the said right avertence axle.
Preferably, said intermediate propeller shaft is positioned at said left bolster, and said left avertence axle is positioned at said connecting cylinder, and said transition axis is positioned at said right bolster.
Preferably, said former is fixed in the said wheel rim and comprises first former, second former, the 3rd former and the 4th former; The right-hand member of said left bolster is bearing in the clutch shaft bearing seat through first vibration bearing; The left end of said right bolster is bearing in second bearing support through second vibration bearing; The right-hand member of said right bolster is bearing in the 3rd bearing support through the 3rd vibration bearing; The left end of said right avertence axle is bearing in the 3rd bearing support through the 4th vibration bearing, and the right-hand member of said right avertence axle is bearing in the 4th bearing support through the 5th vibration bearing; Said clutch shaft bearing seat, second bearing support, the 3rd bearing support and the 4th bearing support are connected respectively to said first former, second former, the 3rd former and the 4th former.
Preferably; Said vibrating wheels involving vibrations wheel inner core; Said left eccentric block, middle eccentric block and right eccentric block all are positioned at said vibrating wheels inner core; The two ends of this vibrating wheels inner core are welded to said first former and the 4th former respectively, and mid portion passes and be welded to said second former and the 3rd former.
Preferably, said outer shaft partly be sleeved on said on the axle, said left eccentric block is installed on the said left bolster, said right eccentric block is installed on the said right bolster, said in the middle of eccentric block be installed in said in axle go up and be positioned at said connecting cylinder.
Preferably, said interior axle comprises coaxial arrangement and a plurality of interior shaft part that connects successively.
Preferably, said vibrating wheels involving vibrations wheel inner core, said left eccentric block, middle eccentric block and right eccentric block all are positioned at said vibrating wheels inner core, and this vibrating wheels inner core is welded to said former, and said former is fixed in the said wheel rim.
Preferably; Said vibrating wheels comprises first flexible gearing and second flexible gearing; Said outer shaft is in transmission connection through said first flexible gearing and said drive unit, and said interior axle is in transmission connection through said second flexible gearing and said drive unit.
Preferably, said first flexible gearing and second flexible gearing are respectively synchronous band or synchronous chain.
Preferably; Said drive unit comprises first driving shaft and second driving shaft; Said first driving shaft is provided with first driving wheel and first gear, and said second driving shaft is provided with second driving wheel and second gear, and said interior axle is provided with second driven pulley; Said outer shaft is provided with first driven pulley; Said first gear and second gears engaged, said first driving wheel is connected with said first driven pulley through said first flexible gearing, and said second driving wheel is connected with said second driven pulley through said second flexible gearing.
Preferably, said first driving shaft driving shaft that is hydraulic motor.
Preferably, said drive arrangement is in a radially side of said outer shaft.
Preferably; The left end of said outer shaft has block bearing; This block bearing is installed on the said outer shaft through inner pedestal and outer bearing carrier, and the housing of said drive unit is fixed on the said outer bearing carrier through installing plate, and said outer bearing carrier is connected on the vehicle frame of said vibratory roller.
Preferably, the left side of said outer bearing carrier is fixed with end plate, and the right side of said inner pedestal is fixed on the clutch shaft bearing seat in the left side on the said outer shaft.
Preferably, be fixed with junction plate on the said outer bearing carrier, this junction plate is connected to installing rack through shock absorber, and this installing rack is fixed on the vehicle frame of said vibratory roller.
Preferably, the left end of said interior axle is installed in the terminal shaft bearing through terminal bearing, and this terminal shaft bearing is installed on the said outer bearing carrier through fixed mount.
Preferably, said left eccentric block is identical with right avertence heart block structure, be symmetrically arranged with respect to eccentric block in the middle of said, and the eccentricity sum equals the eccentricity of said middle eccentric block.
Preferably, each eccentric block in said left eccentric block, middle eccentric block and the right eccentric block includes fixed eccentric block and movable eccentric block, has backing pin on the said fixed eccentric block, this backing pin selectively backstop in the both sides of said movable eccentric block.
Preferably, said movable eccentric block is sleeved on said interior axle or the outer shaft through spacer.
In addition, the present invention also provides a kind of vibratory roller, and this vibratory roller comprises the vibrating wheels that is installed on the vehicle frame, it is characterized in that, said vibrating wheels is the vibrating wheels according to vibratory roller provided by the invention.
Through technique scheme of the present invention, only just can realize the functions such as vertical vibration of vibrating wheels, so structure is very simple through interior axle and two axles of outer shaft, processing and manufacturing is also very convenient with assembling, can reduce manufacturing cost greatly.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of manual, is used to explain the present invention with the specific embodiment of the present invention, but is not construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is the structural representation according to an embodiment of the present invention.
Fig. 2 is a kind of decomposing schematic representation of combined type eccentric block.
Description of reference numerals
1 wheel rim; Axle in 10; 11 supporting shafts; 12 intermediate propeller shafts; 13 left avertence axles; 14 transition axises; 15; The right avertence axle; 20 outer shafts; 21 left bolsters; 22 connecting cylinders; 23 right bolsters; 3 vibrating wheels inner cores; 201 first formers; 202 second formers; 203 the 3rd formers; 204 the 4th formers; 30 drive units; 31 first driving shafts; 32 second driving shafts; 33 first driving wheels; 34 first gears; 35 second driving wheels; 36 second gears; 37 first driven pulleys; 38 second driven pulleys; 4 walking driving mechanisms; 41 left eccentric blocks; Eccentric block in the middle of 42; 43 right eccentric blocks; 401 fixed eccentric blocks; 402 movable eccentric blocks; 403 backing pins; 404 spacers; 51 first vibration bearings; 52 second vibration bearings; 53 the 3rd vibration bearings; 54 the 4th vibration bearings; 55 the 5th vibration bearings; 61 clutch shaft bearing seats; 62 second bearing supports; 63 the 3rd bearing supports; 64 the 4th bearing supports; 71 first flexible gearings; 72 second flexible gearings; 81 block bearings; 82 inner pedestals; 83 outer bearing carriers; 84 installing plates; 85 reinforcing ribs; 86 junction plates; 87 shock absorbers; 88 installing racks; 89 end plates; 91 terminal bearings; 92 terminal shaft bearings; 93 fixed mounts; 100 vehicle frames
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
Before specifically describing the present invention; What need explanation and explanation is to have used some nouns of locality in this application, for example " left side " and " right side "; Do not doing under the situation of opposite explanation; These nouns of locality all are that for example the left side among Fig. 1 is described as " left side " with reference to the direction shown in the accompanying drawing, and the right side then correspondingly is described as " right side "; The use of these nouns of locality is for the convenience of describing and makes those skilled in the art more easily understand the application's technical scheme, rather than is used to limit the application's protection domain.
According to total inventive concept of the present invention; A kind of vibrating wheels of vibratory roller is provided; This vibrating wheels comprises wheel rim 1, former, drive unit 30, left eccentric block 41, middle eccentric block 42 and right eccentric block 43; Wherein, in said vibrating wheels comprises axle 10 be set at least in part said on the axle 10 and the outer shaft 20 that can rotate with respect to axle in said 10, said in the middle of eccentric block 42 be installed in said on one in axle 10 and the outer shaft 20; Said left eccentric block 41 is installed on another person in said interior axle 10 and the outer shaft 20 with right eccentric block 43, and said interior axle 10 and outer shaft 20 are in transmission connection with said drive unit 30 respectively.
According to the foregoing invention design, only just can realize the functions such as vertical vibration of vibrating wheels, so structure is very simple through interior axle 10 and 20 two axles of outer shaft, processing and manufacturing is also very convenient with assembling, can reduce manufacturing cost greatly.
Below, will be elaborated to the present invention with reference to accompanying drawing.
Interior outer shaft:
As shown in Figure 1, in the present invention, be used for vibrative eccentric shaft and comprise interior axle 10 and outer shaft 20.Axle 10 rotated with outer shaft 20 in drive unit 30 drove; Owing to be provided with eccentric block on interior axle 10 and the outer shaft 20, therefore, interior axle 10 will produce exciting force with outer shaft 20 in rotation process; And exciting force is delivered to wheel rim 1 through former etc., make the vibrating wheels of vibratory roller produce vibration.
A preferred embodiment of the invention, outer shaft 20 can adopt the segmented design, promptly comprise coaxial arrangement and a plurality of outer shaft part that connects successively.Through this structure, can reduce the processing design difficulty of outer shaft 20 greatly, improve the flexibility of design and the simplicity of process and assemble.
According to a kind of concrete embodiment, said outer shaft 20 can comprise left bolster 21, connecting cylinder 22 and right bolster 23, and said left bolster 21 is in transmission connection with said drive unit 30.This syllogic project organization is reasonable, and left bolster 21 and right bolster 23 lay respectively at the two ends of connecting cylinder 22, can adopt symmetrical structure to arrange, thereby can improve the job stability and the stressed harmony of whole vibrating wheels of outer shaft 20.
The left end of the right-hand member of said left bolster 21 and right bolster 23 has flange respectively, and the two ends of said connecting cylinder 22 removably are connected with said flange respectively.Adopt this structure, dismounting is very convenient on the one hand, on the other hand, can in connecting cylinder 22, form bigger space, so that the setting-up eccentricity piece.As can be seen from Figure 1, the two ends of connecting cylinder 22 can be connected with corresponding flange through securing member such as bolt etc. respectively.
In embodiment shown in Figure 1, outer shaft 20 integral assemblings are on interior axle 10, and the two ends of interior axle 10 stretch out in outer shaft 20 respectively.Left side eccentric block 41 is installed on the interior axle 10 and is positioned at connecting cylinder 22; Middle eccentric block 42 is installed on the right bolster 23 of outer shaft 20; Right 43 of eccentric blocks are installed on the interior axle 10 and are positioned at the right side of right bolster 23, promptly are positioned at axle 10 and stretch out on the part of outer shaft 20.This arrangement can make full use of the space in the connecting cylinder 22, and is simple in structure, compact, whole vibrating wheels stress equalization.
Left side eccentric block 41 is identical with right eccentric block 43 preferred structures, and with respect to middle eccentric block 42 symmetric arrangement, and the eccentricity sum equals the eccentricity of said centre eccentric block 42, can realize the vertical vibration of vibrating wheels thus.
As preferred embodiment a kind of, interior axle 10 also can adopt the segmented design, promptly comprises coaxial arrangement and a plurality of interior shaft part that connects successively.Compare with outer shaft 20, because interior axle 10 diameters are little and length is longer, distortion more easily therefore is distorted in processing and rotation process.Through adopting the segmented design, can reduce torsional deformation, significantly improve its functional reliability and stability.
As a kind of concrete embodiment, interior axle 10 can comprise supporting drive shaft 11, intermediate propeller shaft 12, left avertence axle 13, transition axis 14 and right avertence axle 15, for example can adopt key to connect between adjacent two interior shaft parts.Supporting drive shaft 11 is in transmission connection with said drive unit 30.Left side eccentric block 41 can be installed on the said left avertence axle 13, and right eccentric block 43 can be installed on the said right avertence axle 15.
As can be seen from Figure 1, as a kind of preferred interior outer shaft matching relationship, intermediate propeller shaft 12 can be positioned at left bolster 21, and left avertence axle 13 can be positioned at connecting cylinder 22, and 14 of transition axises can be positioned at right bolster 23.The same length of intermediate propeller shaft 12 and left bolster 21, the same length of left avertence axle 13 and connecting cylinder 22, the same length of transition axis 14 and right bolster 23.The simplicity of outer shaft assembling in this structure can improve, and Stability Analysis of Structures, reliable operation.In the axle 10 and outer shaft 20 between a plurality of bearings or copper sheathing etc. can be set so as can to rotate each other between the two and structure firm.
Vibrating wheels generally comprises wheel rim 1 and the former that is fixed in the wheel rim 1.As a kind of concrete embodiment, former can comprise four formers, promptly is followed successively by first former 201, second former 202, the 3rd former 203 and the 4th former 204 from left to right.This structure generally is applicable to large-scale vibratory roller.
Outer shaft 20 generally is connected on the former through bearing support, so that vibration force is delivered to wheel rim 1 through former, makes vibrating wheels produce vibration.
As shown in Figure 1, interior axle 10 can be supported in the outer shaft 20 through bearing etc., thereby transfers vibrations to the wheel rim 1 of outside through outer shaft 20.Simultaneously, interior 10 part (for example the right avertence axle 15) that reaches outer shaft 20 outsides then can be connected on the corresponding former through bearing support.In other words, according to different design requirements, the vibration of interior axle 10 can outwards pass to wheel rim 1 through outer shaft 20, also can outwards pass to wheel rim 1 through outer shaft 20 and bearing support simultaneously, and the present invention does not limit this.
As a kind of concrete embodiment; As shown in Figure 1; The right-hand member of the left bolster 21 of outer shaft 20 is bearing in the clutch shaft bearing seat 61 through first vibration bearing 51; The left end of right bolster 23 is bearing in second bearing support 62 through second vibration bearing 52, and the right-hand member of right bolster 23 is bearing in the 3rd bearing support 63 through the 3rd vibration bearing 53.The left end of the right avertence axle 15 of interior axle 10 is bearing in the 3rd bearing support 63 through the 4th vibration bearing 54, and the right-hand member of right avertence axle 15 is bearing in the 4th bearing support 64 through the 5th vibration bearing 55.64 of clutch shaft bearing seat 61, second bearing support 62, the 3rd bearing support 63 and the 4th bearing supports are connected to first former 201, second former 202, the 3rd former 203 and the 4th former 204 through securing member such as bolt etc. respectively.Promptly; Interior axle 10 is connected to four formers 201,202,202,204 with outer shaft 20 through four bearing supports 61,62,63,64, can vibration force be passed to wheel rim 1 through four formers, thereby improve the stressed distribution of wheel rim 1; Make wheel rim 1 stress equalization; The application life of elongated component, improve the work of vibrating wheels, improve the compaction quality of compacted lift.
In Fig. 1, on the axle 10, middle eccentric block 42 was installed on the outer shaft 20 in left eccentric block 41 was installed in right eccentric block 43, and left eccentric block 41 is positioned at the connecting cylinder 22 of outer shaft 20.Need to prove that this concrete arrangement only is a kind of preferred embodiment of the present invention, is not limited to the present invention.To those skilled in the art, be easy to expect some modified examples, it should drop within protection scope of the present invention equally.For example; As a kind of typical modified example; Outer shaft 20 can partly be sleeved on the interior axle 10; The right side of axle 10 in for example the right bolster 23 of outer shaft 20 extends to the right, thus can left eccentric block 41 be installed on the outer shaft 20 with right eccentric block 43, and middle eccentric block 42 is installed on the interior axle 10.Particularly; For example left eccentric block 41 is installed on the left bolster 21 of outer shaft 20; Right eccentric block 43 is installed on the right bolster 23 of outer shaft 20; Middle 42 of eccentric blocks are installed on the interior axle 10 and are positioned at the connecting cylinder 22 of outer shaft 20, and this can realize goal of the invention of the present invention equally well.In this typical modified example, interior axle 10 can adopt the segmented design equally, promptly comprises coaxial arrangement and a plurality of interior shaft part that connects successively.Under reconcilable situation, other characteristics of the present invention can be applied to this typical modified example and other possible modified examples equally, and the present invention repeats no more to this typical modified example and other possible modified examples.
The vibrating wheels inner core:
Vibrating wheels usually can also involving vibrations wheel inner core 3, and left eccentric block 41, middle eccentric block 42 and right eccentric block 43 all are positioned at this vibrating wheels inner core 3, and this vibrating wheels inner core 3 generally is fixed on the former, and is stable to guarantee the sealing of vibrating wheels under dither.
Preferably, vibrating wheels inner core 3 can be fixed on the former through the mode of welding, to improve the rigidity between vibrating wheels inner core 3 and the former, makes the vibrating wheels more stable work reliable.
As a kind of preferred embodiment, as shown in Figure 1, the two ends of vibrating wheels inner core 3 can be welded to first former 201 and the 4th former 204 respectively, and mid portion then passes and be welded to second former 202 and the 3rd former 203.Promptly; Vibrating wheels inner core 3 is divided into inside and outside two parts with second former 202 and the 3rd former 203; And these two parts are welded to respectively on the surfaces externally and internally of vibrating wheels inner core 3, and the exterior portions of interior part, vibrating wheels inner core 3 and former that can be through bearing, bearing support, former from the vibration of interior outer shaft is delivered to wheel rim.Through four formers and welding manner, can improve the rigidity of whole vibrating wheels, make the whole stressed distributing equilibrium of vibrating wheels, working stability is reliable.
Drive unit:
As shown in Figure 1; A preferred embodiment of the invention; Drive unit 30 can pass through outer shaft rotation in flexible gearing (for example being with perhaps synchronous chain etc. the synchronously) driving; Thereby can when starting of oscillation and failure of oscillation, absorbed oscillation, minimizing impact, improve the stability and the reliability of work, the application life of elongated component.
As a kind of embodiment; Flexible gearing can comprise first flexible gearing 71 and second flexible gearing 72; Said outer shaft 20 is in transmission connection with said drive unit 30 through said first flexible gearing 71, and said interior axle 10 is in transmission connection with said drive unit 30 through said second flexible gearing 72.
As a kind of embodiment; Said drive unit 30 can comprise first driving shaft 31 and second driving shaft 32; Said first driving shaft 31 is provided with first driving wheel 33 and first gear 34, and said second driving shaft is provided with second driving wheel 35 and second gear 36, and said interior axle 10 is provided with second driven pulley 38; Said outer shaft 20 is provided with first driven pulley 37; Said first gear 34 and 36 engagements of second gear, said first driving wheel 33 is connected with said first driven pulley 37 through said first flexible gearing 71, and said second driving wheel 35 is connected with said second driven pulley 38 through said second flexible gearing 72.Through this structure, when drive unit 30 work, axle 10 rotates with outer shaft 20 synchronous backwards in can realizing, thus the vertical vibration that can produce vibrating wheels.
The drive unit 30 general hydraulic motors that adopt provide motive power, and promptly first driving shaft 31 is the driving shaft of hydraulic motor.Certainly, the present invention is not limited thereto, and according to actual conditions, drive unit 30 also can adopt motor, motor etc. that motive power is provided.
As can be seen from Figure 1, said drive unit 30 preferred arrangements are in a radially side of outer shaft 20, i.e. axis direction biasing with respect to interior outer shaft is provided with, and can rationally utilize the space thus, make compact conformation, arrangement convenience.
In order to adapt to the biasing of drive unit 30; As a kind of concrete arrangement; The left end of outer shaft 20 can have block bearing 81, and this block bearing 81 is installed on the outer shaft 20 through inner pedestal 82 and outer bearing carrier 83, for example is installed on the left bolster 21 of outer shaft 20.Said inner pedestal 82 is oppositely arranged with outer bearing carrier 83, and block bearing 81 is interposed between the two.As a kind of embodiment, as shown in Figure 1, the left side of outer bearing carrier 83 is fixed with end plate 89, on the clutch shaft bearing seat 61 in the left side of the right side preferred immobilization of inner pedestal 82 to the said outer shaft 20, to improve convenience and the steadiness of installing.
The housing of said drive unit 30 can be fixed on the said outer bearing carrier 83 through installing plate 84, and said outer bearing carrier 83 is connected on the vehicle frame 100 of said vibratory roller.The housing of drive unit 30 is installed on the outer bearing carrier 83, and installation and removal are all very convenient, and structure is firm.In addition, can also between the housing of drive unit 30 and installing plate 84, reinforcing rib 85 be set, to improve installation strength.Installing plate 84 can be fixed on the outer bearing carrier 83 through modes such as welding, also can be fabricated to integrative-structure with outer bearing carrier 83.
In addition; Can be fixed with junction plate 86 through welding or mode such as integrally formed on the outer bearing carrier 83; This junction plate 86 is connected to installing rack 88 through shock absorber 87 (for example rubber shock absorber, spring cushion or the like), and 88 of this installing racks are fixed on the vehicle frame 100 of said vibratory roller.During work, axle 10 rotated with outer shaft 20 in drive unit 30 drove through flexible gearing, and the vibration of generation is absorbed by shock absorber 87, passes to vehicle frame 100 thereby can slow down vibration, to improve driver's operating environment.
In addition, the left end (the for example left end of supporting shaft 11) of interior axle 10 can be installed in the terminal shaft bearing 92 through terminal bearing 91, and 92 of this terminal shaft bearings are installed on the said outer bearing carrier 83 through fixed mount 93 and end plate 89.Therefore, the job stability of axle 10 in can keeping, axle 10 terminal whipping etc. that takes place in rotation process in preventing.
Eccentric block:
What Fig. 2 showed is the decomposing schematic representation of eccentric block.
As shown in Figure 2, in the present invention, eccentric block can adopt the eccentric block of single type; Its centroid position is fixed; But the combined type eccentric block that preferably adopts centroid position to change, thus the amplitude of vibrating wheels can be adjusted through the position that changes barycenter, to adapt to the demand of different compacted lifts.This knockdown eccentric block generally includes fixed eccentric block 401 and movable eccentric block 402, can rotate a certain angle relatively between the two, thereby can change whole centroid position.
Particularly, as shown in Figure 2, fixed eccentric block 401 all has through hole so that be assembled on the corresponding eccentric shaft with movable eccentric block 402.Do not making under the situation of opposite explanation axle 10 or outer shaft 20 in the eccentric shaft described in this paper is meant.Fixed eccentric block 401 can adopt two so that movable eccentric block 402 is interposed between them.Can have installing hole on the fixed eccentric block 401, backing pin passes installing hole two fixed eccentric blocks 401 and a movable eccentric block 402 is linked together.Backing pin 403 is the both sides step surface of the movable eccentric block 402 of joint optionally, thereby drive activity eccentric block 402 rotates together.In other words, when fixed eccentric block 401 along with eccentric shaft together when certain direction is rotated, a side stage terrace of backing pin 403 contact activity eccentric blocks 402, fixed eccentric block 401 will rotate through backing pin 403 drive activity eccentric blocks 402 together; When fixed eccentric block 401 rotates along with eccentric shaft in the opposite direction; Promptly when the eccentric shaft backward rotation; Fixed eccentric block 401 will at first rotate with respect to movable eccentric block 402 in the opposite direction, and up to the opposite side step surface of backing pin 403 contact activity eccentric blocks 402, fixed eccentric block 401 drive activity eccentric blocks 403 rotate together again then; Make fixed eccentric block 401 and movable eccentric block 402 rotate an angle each other, thereby changed the centroid position of whole combined type eccentric block.
Preferably, movable eccentric block 402 can be sleeved on the eccentric shaft through spacer 404, thereby can avoid the directly wearing and tearing eccentric shaft wearing and tearing of movable eccentric block 402, and spacer 404 is changed conveniently.Spacer 404 is through being installed on the eccentric shaft through modes such as keys, and 402 of movable eccentric blocks directly are fixedly mounted on the spacer 404.Fixed eccentric block 401 directly is installed on the eccentric shaft through modes such as keys usually.
The course of work:
Reference numeral 4 expression walking driving mechanism such as hydraulic motor and reducers etc. among Fig. 1, this walking driving mechanism 4 is installed on the vehicle frame 100, drives wheel rim 1 through another shock absorber 87 and rotates, and promptly drives the vibrating wheels walking of vibratory roller.This knows to those skilled in the art, and the present invention repeats no more to this.
During work, drive unit 30 drives outer shaft 20 rotations through first flexible gearing 71 like be with synchronously or synchronous chain etc., simultaneously through interior axle 10 rotations of second flexible gearing, 72 drivings.In produce vibration by on it eccentric block in axle 10 and outer shaft 20 rotation processes; And vibration is passed to first former 201, second former 202, the 3rd former 203 and the 4th former 204 through clutch shaft bearing seat 61, second bearing support 62, the 3rd bearing support 63 and the 4th bearing support 64; And be delivered to wheel rim 1 then; Make vibrating wheels produce vibration, compacted lift is carried out compacting operation.
Axle 10 rotated with outer shaft 20 synchronous backwards in drive unit 30 drove.Left side eccentric block 41 is identical with right eccentric block 43 structures; With respect to middle eccentric block 42 symmetric arrangement; And the eccentricity sum equals the eccentricity of said middle eccentric block 42, and therefore, the centrifugal force of left eccentric block 41 and right eccentric block 43 generations and the centrifugal force component in the horizontal direction that middle eccentric block 42 produces are zero; Component stack in vertical direction, the vertical vibration that therefore can produce vibrating wheels.
When drive unit 30 rotates in the opposite direction; Axle 10 and outer shaft 20 backward rotation in driving, the fixed eccentric block 401 on the eccentric block rotates with respect to movable eccentric block 402 in the opposite direction, makes backing pin 403 backstops on the fixed eccentric block in the opposite side of movable eccentric block 402; Be that fixed eccentric block 401 rotates an angle relatively with movable eccentric block 402; The centroid position of whole eccentric block is changed, thereby can adjust the amplitude of vibrating wheels, to adapt to different vibration demands.
Need to prove that each the concrete technical characterictic described in the above-mentioned specific embodiment can carry out combination in any through any suitable manner, it falls within the disclosed scope of the present invention equally.In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Claims (25)
1. the vibrating wheels of a vibratory roller; This vibrating wheels comprises wheel rim (1), former, drive unit (30), left eccentric block (41), middle eccentric block (42) and right eccentric block (43); It is characterized in that; Said vibrating wheels comprise interior axle (10) be set at least in part said in axle (10) go up and can be with respect to the outer shaft (20) of axle (10) rotation in said; Said middle eccentric block (42) is installed on one in said interior axle (10) and the outer shaft (20), and said left eccentric block (41) and right eccentric block (43) are installed on another person in said interior axle (10) and the outer shaft (20), and said interior spool (10) and outer shaft (20) are in transmission connection with said drive unit (30) respectively.
2. the vibrating wheels of vibratory roller according to claim 1 is characterized in that, said outer shaft (20) comprises coaxial arrangement and a plurality of outer shaft part that connects successively.
3. the vibrating wheels of vibratory roller according to claim 2 is characterized in that, said a plurality of outer shaft parts are respectively left bolster (21), connecting cylinder (22) and right bolster (23), and said left bolster (21) is in transmission connection with said drive unit (30).
4. the vibrating wheels of vibratory roller according to claim 3 is characterized in that, the left end of the right-hand member of said left bolster (21) and right bolster (23) has flange respectively, and the two ends of said connecting cylinder (22) removably are connected with said flange respectively.
5. according to the vibrating wheels of claim 3 or 4 described vibratory rollers; It is characterized in that; Said outer shaft (20) is sleeved on the said interior axle (10); Said left eccentric block (41) be installed in said in axle (10) go up and be positioned at said connecting cylinder (22), said in the middle of eccentric block (42) be installed on the said right bolster (23), said right eccentric block (43) be installed in said in axle (10) go up and be positioned at the right side of said right bolster (23).
6. the vibrating wheels of vibratory roller according to claim 5 is characterized in that, said interior axle (10) comprises coaxial arrangement and a plurality of interior shaft part that connects successively.
7. the vibrating wheels of vibratory roller according to claim 6; It is characterized in that; Said a plurality of interior shaft part is respectively supporting drive shaft (11), intermediate propeller shaft (12), left avertence axle (13), transition axis (14) and right avertence axle (15); Said supporting drive shaft (11) is in transmission connection with said drive unit (30), and said left eccentric block (41) is installed on the said left avertence axle (13), and said right eccentric block (43) is installed on the said right avertence axle (15).
8. the vibrating wheels of vibratory roller according to claim 7; It is characterized in that; Said intermediate propeller shaft (12) is positioned at said left bolster (21), and said left avertence axle (13) is positioned at said connecting cylinder (22), and said transition axis (14) is positioned at said right bolster (23).
9. the vibrating wheels of vibratory roller according to claim 8 is characterized in that, said former is fixed in the said wheel rim (1) and comprises first former (201), second former (202), the 3rd former (203) and the 4th former (204);
The right-hand member of said left bolster (21) is bearing in the clutch shaft bearing seat (61) through first vibration bearing (51); The left end of said right bolster (23) is bearing in second bearing support (62) through second vibration bearing (52); The right-hand member of said right bolster (23) is bearing in the 3rd bearing support (63) through the 3rd vibration bearing (53); The left end of said right avertence axle (15) is bearing in institute's the 3rd bearing support of telling (63) through the 4th vibration bearing (54), and the right-hand member of said right avertence axle (15) is bearing in the 4th bearing support (64) through the 5th vibration bearing (55);
Said clutch shaft bearing seat (61), second bearing support (62), the 3rd bearing support (63) and the 4th bearing support (64) are connected respectively to said first former (201), second former (202), the 3rd former (203) and the 4th former (204).
10. the vibrating wheels of vibratory roller according to claim 9; It is characterized in that; Said vibrating wheels involving vibrations wheel inner core (3); Said left eccentric block (41), middle eccentric block (42) and right eccentric block (43) all are positioned at said vibrating wheels inner core (3), and the two ends of this vibrating wheels inner core (3) are welded to said first former (201) and the 4th former (204) respectively, and mid portion passes and be welded to said second former (202) and the 3rd former (203).
11. vibrating wheels according to claim 3 or 4 described vibratory rollers; It is characterized in that; Said outer shaft (20) partly is sleeved on the said interior axle (10); Said left eccentric block (41) is installed on the said left bolster (21), and said right eccentric block (43) is installed on the said right bolster (23), and said centre eccentric block (42) is installed on the said interior axle (10) and is positioned at said connecting cylinder (22).
12. the vibrating wheels of vibratory roller according to claim 11 is characterized in that, said interior axle (10) comprises coaxial arrangement and a plurality of interior shaft part that connects successively.
13. the vibrating wheels of vibratory roller according to claim 1; It is characterized in that; Said vibrating wheels involving vibrations wheel inner core (3); Said left eccentric block (41), middle eccentric block (42) and right eccentric block (43) all are positioned at said vibrating wheels inner core (3), and this vibrating wheels inner core (3) is welded to said former, and said former is fixed in the said wheel rim (1).
14. the vibrating wheels of vibratory roller according to claim 1; It is characterized in that; Said vibrating wheels comprises first flexible gearing (71) and second flexible gearing (72); Said outer shaft (20) is in transmission connection through said first flexible gearing (71) and said drive unit (30), and said interior axle (10) is in transmission connection through said second flexible gearing (72) and said drive unit (30).
15. the vibrating wheels of vibratory roller according to claim 14 is characterized in that, said first flexible gearing (71) and second flexible gearing (72) are respectively synchronous band or synchronous chain.
16. the vibrating wheels of vibratory roller according to claim 14; It is characterized in that; Said drive unit (30) comprises first driving shaft (31) and second driving shaft (32); Said first driving shaft (31) is provided with first driving wheel (33) and first gear (34), and said second driving shaft (32) is provided with second driving wheel (35) and second gear (36), and said interior axle (10) is provided with second driven pulley (38); Said outer shaft (20) is provided with first driven pulley (37); Said first gear (34) and second gear (36) engagement, said first driving wheel (31) is connected with said first driven pulley (37) through said first flexible gearing (71), and said second driving wheel (32) is connected with said second driven pulley (38) through said second flexible gearing (72).
17. the vibrating wheels of vibratory roller according to claim 1 is characterized in that, said drive unit (30) is arranged in a radially side of said outer shaft (20).
18. the vibrating wheels of vibratory roller according to claim 17; It is characterized in that; The left end of said outer shaft (20) has block bearing (81); This block bearing (81) is installed on the said outer shaft (20) through inner pedestal (82) and outer bearing carrier (83), and the housing of said drive unit (30) is fixed on the said outer bearing carrier (83) through installing plate (84), and said outer bearing carrier (83) is connected on the vehicle frame (100) of said vibratory roller.
19. the vibrating wheels of vibratory roller according to claim 18; It is characterized in that; The left side of said outer bearing carrier (83) is fixed with end plate (89), and the right side of said inner pedestal (82) is fixed on the clutch shaft bearing seat (61) in the left side on the said outer shaft (20).
20. the vibrating wheels of vibratory roller according to claim 18; It is characterized in that; Be fixed with junction plate (86) on the said outer bearing carrier (83), this junction plate (86) is connected to installing rack (88) through shock absorber (87), and this installing rack (88) is fixed on the vehicle frame (100) of said vibratory roller.
21. vibrating wheels according to claim 19 or 20 described vibratory rollers; It is characterized in that; The left end of axle (10) is installed in the terminal shaft bearing (92) through terminal bearing (91) in said, and this terminal shaft bearing (92) is installed on the said outer bearing carrier (83) through fixed mount (93).
22. the vibrating wheels of vibratory roller according to claim 1; It is characterized in that; Said left eccentric block (41) is identical with right eccentric block (43) structure, be symmetrically arranged with respect to eccentric block (42) in the middle of said, and the eccentricity sum equals the eccentricity of said middle eccentric block (42).
23. vibrating wheels according to claim 1 or 22 described vibratory rollers; It is characterized in that; Each eccentric block in said left eccentric block (41), middle eccentric block (42) and the right eccentric block (43) includes fixed eccentric block (401) and movable eccentric block (402); Have backing pin (403) on the said fixed eccentric block (401), this backing pin (403) selectively backstop in the both sides of said movable eccentric block (402).
24. the vibrating wheels of vibratory roller according to claim 23 is characterized in that, said movable eccentric block (402) is sleeved on said interior axle (10) or the outer shaft (20) through spacer (404).
25. a vibratory roller, this vibratory roller comprises the vibrating wheels that is installed on the vehicle frame, it is characterized in that, said vibrating wheels is the vibrating wheels according to any described vibratory roller in the aforesaid right requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110140672.9A CN102561156B (en) | 2011-05-27 | 2011-05-27 | Vibrating wheel of vibrated roller and vibrated roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110140672.9A CN102561156B (en) | 2011-05-27 | 2011-05-27 | Vibrating wheel of vibrated roller and vibrated roller |
Publications (2)
| Publication Number | Publication Date |
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| CN102561156A true CN102561156A (en) | 2012-07-11 |
| CN102561156B CN102561156B (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110140672.9A Active CN102561156B (en) | 2011-05-27 | 2011-05-27 | Vibrating wheel of vibrated roller and vibrated roller |
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| Country | Link |
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| CN (1) | CN102561156B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385477A (en) * | 2018-02-28 | 2018-08-10 | 徐工集团工程机械股份有限公司 | A kind of vibration eccentric stiffener, vibrating wheels and road roller |
| CN113084453A (en) * | 2021-03-18 | 2021-07-09 | 湖南三一路面机械有限公司 | Wear-resistant steel wheel, steel wheel manufacturing method, steel wheel welding method and road roller |
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| CN202139525U (en) * | 2011-05-27 | 2012-02-08 | 中联重科股份有限公司 | Vibratory roller and vibrating wheel thereof |
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| DE4033793A1 (en) * | 1990-10-24 | 1992-04-30 | Wacker Werke Kg | Vibrating roller with steel face and hollow shaft - has integral vibrator and common lubricating chamber for respective bearings |
| CN2488955Y (en) * | 2001-07-04 | 2002-05-01 | 孙祖望 | Vibrating direction real-time stepless adjusting directional vibrated roller |
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| CN108385477A (en) * | 2018-02-28 | 2018-08-10 | 徐工集团工程机械股份有限公司 | A kind of vibration eccentric stiffener, vibrating wheels and road roller |
| CN108385477B (en) * | 2018-02-28 | 2024-05-24 | 徐工集团工程机械股份有限公司 | Vibration eccentric mechanism, vibration wheel and road roller |
| CN113084453A (en) * | 2021-03-18 | 2021-07-09 | 湖南三一路面机械有限公司 | Wear-resistant steel wheel, steel wheel manufacturing method, steel wheel welding method and road roller |
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| Publication number | Publication date |
|---|---|
| CN102561156B (en) | 2014-06-11 |
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