CN110027638A - A kind of tracklayer tractor chassis rack and chassis assembly - Google Patents
A kind of tracklayer tractor chassis rack and chassis assembly Download PDFInfo
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- CN110027638A CN110027638A CN201910338942.3A CN201910338942A CN110027638A CN 110027638 A CN110027638 A CN 110027638A CN 201910338942 A CN201910338942 A CN 201910338942A CN 110027638 A CN110027638 A CN 110027638A
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- 241000239290 Araneae Species 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 18
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 67
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 39
- 230000000694 effects Effects 0.000 description 19
- 229910052742 iron Inorganic materials 0.000 description 19
- 238000003466 welding Methods 0.000 description 8
- 230000001629 suppression Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
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- 238000007665 sagging Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000000916 dilatatory effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
- B60K5/1208—Resilient supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention relates to tractor technical fields, specially a kind of tracklayer tractor chassis rack and chassis assembly, including lower bearing bracket and the upper spider being fixed on above the lower bearing bracket, the lower bearing bracket is equipped with the two encirclement housings being inserted in respectively for the left and right sides driving wheel wheel shell of gearbox in left and right by the top of rear side, there is the rotation space of the driving wheel wheel shell rotation for gearbox, so that tractor integral vibration damping operation is more reliable and more stable in the encirclement housing.
Description
Technical field
The present invention relates to tractor technical field, specially a kind of tracklayer tractor chassis rack and chassis assembly.
Background technique
The improvement that existing crawler tractor is done in terms of vibration damping has had very much, and also achieves some effects, such as
A kind of upper and lower straightening machine frame shock-damping structure suitable for light track tractor disclosed in Publication No. 204368305U includes rack,
The rack is comprising the upper spider for connecting engine, gearbox and riding manipulation platform and is located at below the upper spider and uses
In the lower bearing bracket of connecting band track running gear, the upper spider is connected with the lower bearing bracket by damping device, it is therefore an objective to be provided
A kind of upper and lower straightening machine frame shock-damping structure suitable for light track tractor, in the case where not increasing cost, it is ensured that engine peace
Accurate positioning when dress, and it is big or when by relatively larger transverse active force in vibration, reduce the left and right shifting phenomena of engine, together
When reduce influence of the engine operating vibration to rack and operator, improve many, but still need in terms of vibration damping
Vibration absorber is set between rack, will affect the stability of rack entirety, structure serious forgiveness is low, for the integral vibration damping of equipment
Permanently effective use can have an impact, and global effectiveness in vibration suppression is not good enough, in addition, the specific aim for context engine subtracts
Effect of shaking is also not good enough.
Summary of the invention
The object of the present invention is to provide a kind of a kind of crawler belts for making tractor integral vibration damping operation more reliable and more stable to drag
Machine drawing chassis main frame.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of tracklayer tractor chassis machine
Frame, including lower bearing bracket and the upper spider being fixed on above the lower bearing bracket, the lower bearing bracket is equipped with left and right by the top of rear side
Two encirclement housings being inserted in respectively for the left and right sides driving wheel wheel shell of gearbox, the encirclement housing is interior to be had for gearbox
Driving wheel wheel shell rotation rotation space.
As to of the invention preferred, the encirclement housing is circle anchor ear.
As to of the invention preferred, the upper spider includes the upper left long beam and upper right long beam that left and right is oppositely arranged, institute
Stating lower bearing bracket includes the lower left long beam and the long beam of lower right that left and right is oppositely arranged.
As to of the invention preferred, the spacing distance between left and right between the upper left long beam and upper right long beam is less than institute
State the spacing distance between left and right between lower left long beam and the long beam of lower right.
It is solid by the installation of left bearing diagonal arm between the upper left long beam and the lower Zuo Changliang as to of the invention preferred
It is fixed, it is fixed between the upper right long beam and the long beam of the lower right by the installation of right bearing diagonal arm.
As to of the invention preferred, the both ends end of the left bearing diagonal arm and the both ends end of right bearing diagonal arm are opened
Equipped with the right angle interface with the installation connection of long beam.
As to of the invention preferred, the upper left long beam and upper right long beam are mounted with left and right directions extension between left and right
Reinforcement crosspiece.
As to of the invention preferred, the upper left long beam and upper right long beam all have by the part of front end and upwarp forwards
Upwarp section, the two sides up and down for upwarping section are respectively formed before upside stick up plane and downside before stick up plane.
It is greater than the set-back that plane is stuck up before the upside as the set-back for of the invention preferred, sticking up plane before the downside
A kind of tracklayer tractor chassis assembly further includes this including a kind of any of the above-described tracklayer tractor chassis rack
Gearbox, engine, the damper, crawler travel train being equipped on chassis main frame, there are two the damper tools and difference
It is mounted between engine lower left side and the upper Zuo Changliang of chassis main frame and the upper right long beam of engine lower left side and chassis main frame
Between.
A kind of tractor damper including the engine fixing seat for being installed with tractor engine and is used for and draws
The vibration proof mounting that machine chassis main frame is installed is folded with elastic damping body between the engine fixing seat and the vibration proof mounting.
It is designed by engine fixing seat and vibration proof mounting, so that elastic damping physical efficiency preferably plays the effect of its vibration damping, the application's
Damper preferably uses two or more, and the position of bottom, the top of elastic damping body are leaned in the left and right sides for being separately positioned on engine
The extending direction of face to bottom surface is inclined, and preferably towards the centre of engine, can not only be had very to engine
Good has the function of certain locating effect, moreover it is possible to play extraordinary effectiveness in vibration suppression.
As to of the invention preferred, the elastic damping body is shock-reducing rubber or spring.
As to of the invention preferred, the engine fixing seat includes the side for being fixedly connected with tractor engine
Mounting plate and be fixedly connected with the side mounting plate and bottom surface position be used for for the elastic damping body top surface
What position abutted against bear responsibility support plate, the vibration proof mounting includes the bottom mounting plate for being fixedly connected with tractor chassis rack
It is fixedly connected with the bottom mounting plate and top surface position is used to abut against for the bottom surface position of the elastic damping body
Bottom loading plate.Elastic damping body can be allowed preferably to play a role, have preferably protective effect, and safety side to equipment
Face can also be promoted.
As to of the invention preferred, the front and rear sides of the side mounting plate are fixed with respectively to the elastic damping
The front side limit wing plate and rear side that the front and back of body are limited limit wing plate, and the support plate of bearing responsibility, front side limit wing plate, rear side
Limit wing plate and bottom loading plate surround the vibration damping section to be formed for elastic damping body merging.Allow elastic damping body have one compared with
Good vibration damping working range, can allow it to work carefully, can also play certain protective action.
As to of the invention preferred, the front side limit wing plate includes the front side main wing that plate face is arranged towards front-rear direction
Plate, the rear side limit wing plate include the rear side main wing plate that plate face is arranged towards front-rear direction, the bottom edge of the front side main wing plate
The surface at position is oppositely arranged at least part in the top surface of the bottom loading plate in bottom loading plate to support plate direction of bearing responsibility,
The surface at the bottom edge position of the rear side main wing plate is also at least part in the top surface of the bottom loading plate in bottom loading plate
To bearing responsibility, support plate direction is oppositely arranged.To prevent elastic damping body fatigue and aged deterioration, cause safe mass problem, because should
Once designing the strain failure of elastic damping body, two side flaps can be effectively supported on the loading plate of bottom, prevent engine is sagging from drawing
Play safety accident.
As to of the invention preferred, the surface at the bottom edge position of the front side main wing plate is than the bottom loading plate and institute
The surface for stating the bottom edge position of front side main wing plate is more leaned in bottom loading plate to the part top surface that support plate direction of bearing responsibility is oppositely arranged
Closely bear responsibility support plate, the bottom with the rear side main wing plate of the surface at the bottom edge position of the rear side main wing plate than the bottom loading plate
The surface of edge position is in bottom loading plate to the part top surface that support plate direction of bearing responsibility is oppositely arranged closer to support plate of bearing responsibility.
As to of the invention preferred, the surface at the bottom edge position of the front side main wing plate and the bottom loading plate with institute
The surface at the bottom edge position of front side main wing plate is stated between the part top surface that bottom loading plate is oppositely arranged to support plate direction of bearing responsibility
With gap, the bottom edge with the rear side main wing plate on the surface at the bottom edge position of the rear side main wing plate and the bottom loading plate
The surface at position also has gap between the part top surface that bottom loading plate is oppositely arranged to support plate direction of bearing responsibility.
As to of the invention preferred, being connected at the surface at the bottom edge position of the front side main wing plate for the bottom of to
The front side convex bittiness that loading plate direction is positioned is connected at the surface at the bottom edge position of the rear side main wing plate
Rear side convex bittiness for being positioned to bottom loading plate direction is offered for front side positioning protrusion on the bottom loading plate
The front side pilot hole that block imports and the rear side pilot hole imported for rear side convex bittiness.When the strain failure of elastic damping body, top
It will be compressed between loading plate and bottom loading plate, convex bittiness imports in pilot hole, plays locating effect, fixed to start
Machine, the support plate that will not thus to bear responsibility engine of ining succession in bottom loading plate have apparent offset phenomena, can hold well
The position of engine when failure.
As to of the invention preferred, it is fixed on the bottom surface of the bottom mounting plate away from the bottom mounting plate
The support extension board that direction extends, tractor bottom can be erected at by being formed between the bottom mounting plate and the support extension board
The angle portion of disk rack.
A kind of tractor vibration insulating system, including a kind of any of the above-described described used with tractor damper and for installing
State the tractor chassis rack of damper.
Beneficial effects of the present invention: the stability of entire rack is more preferable, and more securely and reliably, the service life is longer, can
Adapt to more severe working environment；
Matched vibration-proof structure stability is also more preferable, and effectiveness in vibration suppression is obviously improved, especially for the suction of engine causes vibration
It receives and aspect is limited to engine location, all obviously strengthened, preferably can provide the ability feelings advanced to tractor
Under condition, moreover it is possible to which protecting the vibrations such as engine well influences more component, safety to driver and uses comfortable
Property has more guarantees.
Detailed description of the invention
Fig. 1 is the schematic perspective view of whole train in the embodiment of the present invention 1；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the schematic perspective view that balance wheel group is balanced in the embodiment of the present invention 1；
Fig. 4 is the schematic perspective view at another visual angle Fig. 3；
Fig. 5 is the schematic perspective view in the embodiment of the present invention 1 with the guiding iron of thrust wheel cooperation；
Fig. 6 is the schematic perspective view of the embodiment of the present invention 2；
Fig. 7 is the schematic perspective view of the embodiment of the present invention 3；
Fig. 8 is the schematic perspective view at visual angle above Fig. 7；
Fig. 9 is the schematic perspective view of 3 middle left and right bearing diagonal arm of the embodiment of the present invention；
Figure 10 is the schematic perspective view of the embodiment of the present invention 4；
Figure 11 is the schematic perspective view of the embodiment of the present invention 5；
Figure 12 is the schematic perspective view after the embodiment of the present invention 5 is installed on tractor；
Figure 13 is the enlarged drawing in Figure 12 at I；
Figure 14 is the structural schematic diagram of engine fixing seat in the embodiment of the present invention 5；
Figure 15 is the schematic perspective view at visual angle below Figure 14；
Figure 16 is the schematic perspective view of vibration proof mounting；
Figure 17 is the schematic perspective view of the embodiment of the present invention 6.
In figure: 1, engine fixing seat, 2, elastic damping body, 3, vibration proof mounting, 11, side mounting plate, 12, load of bearing responsibility
Plate, 31, bottom mounting plate, 32, bottom loading plate, 21, front side limit wing plate, 22, rear side limit wing plate, 200, vibration damping section,
211, front side main wing plate, 221, rear side main wing plate, 201, front side convex bittiness, 202, rear side convex bittiness, 2001, front side
Pilot hole, 2002, rear side pilot hole, 300, support extension board, 301, angle portion, 4001, extension mounting plate, 4002, side installation
Hole, 4003, start owner's mounting hole, 4004, preceding longitudinally mounted plate, 4005, rear longitudinally mounted plate, 4006, shock-reducing rubber mounting hole,
4007, stud, 71, lower bearing bracket, 72, upper spider, 73, surround housing, 730, rotation space, 701, upper Zuo Changliang, 702, upper right
Long beam, 703, lower Zuo Changliang, 704, the long beam of lower right, 741, left bearing diagonal arm, 742, right bearing diagonal arm, 700, right angle interface, 75,
Reinforce crosspiece, 7000, upwarp section, 7001, stick up plane before upside, 7002, stick up plane before downside, 400, gearbox, 401, start
Machine, 402, damper, 403, crawler travel train, 81, tensioning wheel, 82, directive wheel, 83, driving wheel, 84, crawler belt, 851, first
Thrust wheel, 850, balance balance wheel group, the 852, second thrust wheel, 8500, balance balance wheel, the 861, first guiding iron, 862, second leads
Xiang Tie, 855, balance balance wheel guiding iron, 444, vibrating sensor, 333, nut bore, 555, balance plate, 666, A-frame.
Specific embodiment
Following specific embodiments are only explanation of the invention, are not limitation of the present invention, art technology
Personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as
All by the protection of Patent Law in scope of the presently claimed invention.
Embodiment 1, as shown in Fig. 1,2,3,4,5, a kind of crawler travel train of tractor is oppositely arranged including left and right
Two train units, the train unit include front and back be arranged tensioning wheel 81, directive wheel 82, be located at the directive wheel 82 before
The driving wheel 83 of top and the crawler belt 84 being wound on the tensioning wheel 81, directive wheel 82 and driving wheel 83, the tensioning wheel
Also front and back is disposed with the first thrust wheel 851, balance balance wheel group 850 and the second thrust wheel 852, institute between 81 and directive wheel 82
It states crawler belt 84 to be also wound on the downside position of first thrust wheel 851, balance balance wheel group 850 and the second thrust wheel 852, institute
State the balance balance wheel 8500 that can be floated up and down in balance balance wheel group 850 with two pairs of front and back, the tensioning wheel 81 and directive wheel 82
Height be above the height of the first thrust wheel 851 and be above the height of the second thrust wheel 852.It is preferred to balance balance wheel group 850
It is mounted on the long beam of tractor chassis frame underside, the balance plate 555 that balance balance wheel group 850 should have a front and back to extend,
Former and later two balance balance wheels 8500 are mounted on 555 front and rear sides of balance plate by rotation axis, and balance plate 555 is directly pacified also by axis
It is filled on the long beam of tractor the same side, in this way, around walking to swing up and down as seesaw and cooperating crawler belt
It advances to use the section of different situations；Ipsilateral directive wheel 82 can be set on the long beam of tractor the same side, for example, leading
Be fixed by bolts on ipsilateral long beam to wheel shaft one end of wheel, the other end is fixed with fagging, fagging be also can be fixed on it is ipsilateral
On long beam；Ipsilateral tensioning wheel 81 also can be set on the long beam of tractor the same side, and under normal conditions, it needs in Chang Liang
One existing adjustable tensioner of upper installation, such as adjustable anterior-posterior length and the long bolt spiral shell that release can be locked
Bolt, telescopic rod or gas bar etc., tensioning wheel 81 are mounted in the elasticity for carrying out the adjusting crawler belt of position on tensioning apparatus, adjust
The whole preferred 0-90mm of range；Thrust wheel directly can be mounted on Chang Liangshang by shaft；Driving wheel 83 should be mounted on against the top
In the drive shaft of gearbox.
The difference in height of first thrust wheel 851 and second thrust wheel 852 is less than 10mm.
81 to the first thrust wheel 851 of tensioning wheel is higher by 10-30mm, and 81 to the second thrust wheel 852 of tensioning wheel is high
10-30mm out, 82 to the first thrust wheel 851 of directive wheel are higher by 10-30mm, 82 to the second thrust wheel 852 of directive wheel
It is higher by 10-30mm.
The position of first thrust wheel 851 and second thrust wheel 852 is respectively arranged with 861 He of the first guiding iron
Second guiding iron 862.The first guiding iron 861 of the same side and the second guiding iron 862 can be installed to the length of tractor the same side
Liang Shang, and guiding iron should all be arranged in the region on the lower of upper and lower corresponding thrust wheel, be lifted on the position with limiting crawler belt
The position fallen into, usually cannot on raise out the centre-height of thrust wheel.It is simultaneously also to increase directive wheel and tensioning wheel
Use reliability and service life, while not allowing derailed crawler belt.
The first guiding iron 861 by front end portion and by rear end part be arc warpage section, described second leads
It is also the warpage section of arc by front end portion and by rear end part to iron 862.
The depth of camber by front end portion of the first guiding iron 861 is lower than the depth of camber by rear end part, described
The depth of camber by front end portion of second guiding iron 862 is higher than the depth of camber by rear end part.
The extreme lower position of the first guiding iron 861 lower than the extreme lower position of the first thrust wheel 851 2-5mm, described the
2-5mm of the extreme lower position of two guiding iron 862 lower than the extreme lower position of the second thrust wheel 852.
It is equipped with balance balance wheel between the balance balance wheel 8500 of two pairs of front and back and is oriented to iron 855.Balance balance wheel guiding iron 855 can pacify
On long beam, also it may be mounted on the position of the balance plate 555 in balance balance wheel group 850 on the lower.The design can be protected
Weighing apparatus balance wheel service life that maintains an equal level does not allow derailed crawler belt simultaneously, guiding iron, crawler belt, balance balance wheel collective effect, the pendulum of control balance balance wheel
Width, swinging balance wheel substantially influences the crawler belt service life, while entire wheel train structure being enabled to function well as the effect of vibration damping.
The interlude of the balance balance wheel guiding iron 855 is high and front and back is low close to balance balance wheel section, preferably to cooperate shoe
Band is advanced.
Two thrust wheel of front and back and balance balance wheel should be able to be maintained at the same horizontal position in the case where level starting as far as possible
It is excellent.
Embodiment 2, as shown in fig. 6, a kind of tractor chassis assembly, the chassis main frame is installed on the chassis main frame
There is a kind of crawler travel train of tractor described in embodiment 1, gearbox 400 is also equipped on the chassis main frame, is started
Machine 401, damper 402, the damper 402 tool there are two and be separately mounted to 401 lower left side of engine and chassis main frame
Between upper left long beam 701 between 401 lower left side of engine and the upper right long beam 702 of chassis main frame.
Embodiment 3, as shown in Fig. 7,8,9, a kind of tracklayer tractor chassis rack, including lower bearing bracket 71 and be fixed on described
The upper spider 72 of 71 top of lower bearing bracket, the lower bearing bracket 71 are equipped with left and right two respectively for a left side for gearbox by the top of rear side
There is the driving wheel wheel shell for gearbox to rotate for the encirclement housing 73 that right two side drive wheel wheel shells are inserted in, described surround in housing 73
Rotation space 730.Driving wheel wheel shell is gearbox for driving the round on the outside of the drive shaft of tractor driving wheel
Protect shell.The socket surrounded between housing 73 and the left and right sides driving wheel wheel shell of gearbox not lock, and should make
The driving wheel wheel shell of gearbox is the ability with rotation in rotation space 730 after being installed in encirclement housing 73, in this way,
When dilatory machine vibration, especially engine luggine when or engine carry out on the processes such as the components installation and maintenance such as damper have
When lower change in location, since engine and gearbox are connected to by transmission mechanism, the setting of above-mentioned new departure structure, just
Engine can be made with gearbox to be position of the fulcrum to surround housing 73, the model that there can be preferable position mobile up and down
It encloses, so that extraordinary effect can be played during effectiveness in vibration suppression and maintaining equipments, especially for integral vibration damping
With the vibration damping aspect of engine, better effect can be played, the stability of structure operation is also higher, it is not easy to generate mechanical event
Barrier.Wherein, the encirclement housing 73 can be using circle anchor ear, and circle anchor ear is axially held in left and right directions as far as possible, in addition, one
The driving wheel wheel shell for the gearbox that aspect circle anchor ear not cover is too tight, and on the other hand, contact surface between the two can be set flat
It is sliding a bit, in this way, will be than the motor-driven of effectiveness in vibration suppression and equipment smoothly, can be promoted when needing to rotate when in use
Property.The chassis main frame of the application is the crawler tractor for being preferably applied to engine forerunner.Metal can be used by surrounding housing 73
Material be made, for example, by using the circle anchor ear of steel class, and can use two halves piece piece structure, have in the prior art this
Kind can be convenient disassembly and be adjustable the elastic structure of anchor ear, and surrounding housing 73 can be fixed on the top of a bracket, prop up
Frame can be fixed on the long beam in downside of chassis main frame, for example be fixed on the A-frame 666 of a triangle, A-frame
666 can use iron structure and be made of a upright steel column and an oblique steel column, the bottom of this two pillars
It can be fixed on the long beam in downside of chassis main frame, can be fixed by welding manner, be used for fixed packet at the top of this two pillars
Housing 73 is enclosed, if surrounding what housing 73 was spliced by two half parts, can be fixed at the top of this two pillars and surround housing 73 wherein
Half can be fixed by welding manner, and surrounding housing 73 in this way, the other half can splice and carry out elastic with fixed half
Degree adjustment, certainly, this two pillar top halfs itself can also be further fixed by welding.
The upper spider 72 includes the upper left long beam 701 and upper right long beam 702 that left and right is oppositely arranged, and the lower bearing bracket 71 wraps
Include lower left long beam 703 and the long beam 704 of lower right that left and right is oppositely arranged.
Spacing distance between left and right between the upper left long beam 701 and upper right long beam 702 is less than the lower left long beam 703
Spacing distance between left and right between the long beam 704 of lower right.
Between the upper left long beam 701 and the lower left long beam 703 by left bearing diagonal arm 741 installation fix, it is described on
It is fixed between right long beam 702 and the long beam 704 of the lower right by the installation of right bearing diagonal arm 742；The two of the left bearing diagonal arm 741
End end and the both ends end of right bearing diagonal arm 742 offer the right angle interface 700 with the installation connection of long beam；The upper left length
Beam 701 and upper right long beam 702 are mounted with the reinforcement crosspiece 75 of left and right directions extension between left and right.Above-mentioned fixation, installation connection
Mode can using welding by the way of realize, it is of course also possible to use opening up corresponding aperture and by way of bolt and nut
It realizes.
The upper left long beam 701 and upper right long beam 702 all had by the part of front end upwarp forwards upwarp section 7000,
The two sides up and down for upwarping section 7000 be respectively formed upside before stick up plane 7001 and downside before stick up plane 7002.It is stuck up before upside flat
Face 7001 can be used for mounting dampers, engine etc. using as a supporting surface.
The set-back of plane 7002 is stuck up before the downside greater than the set-back for sticking up plane 7001 before the upside.The design upwarped makes
It is more preferable to obtain passability.
Embodiment 4, as shown in Figure 10, a kind of tracklayer tractor chassis assembly, including a kind of crawler belt described in embodiment 3 are dragged
Machine drawing chassis main frame further includes the gearbox 400, engine 401, damper 402, crawler travel being equipped on the chassis main frame
Train 403, there are two the tools of damper 402 and is separately mounted to the upper Zuo Changliang of 401 lower left side of engine and chassis main frame
Between 701 between 401 lower left side of engine and the upper right long beam 702 of chassis main frame, further, damper 402 is mounted in
It is stuck up before engine 401 and upside between plane 7001.In this way, can by crawler belt vibration damping, chassis main frame new construction vibration damping and
The vibration damping of damper, three aspects under damping effect, make the chassis operation, smooth running vibration jointly, and reliability improves.
Embodiment 5 also provides a kind of vibration damping that can be applied in embodiment 4 as shown in Figure 11,12,13,14,15,16
Device, including the engine fixing seat 1 for being installed with tractor engine and for being pacified with tractor chassis rack
The vibration proof mounting 3 of dress is folded with elastic damping body 2 between the engine fixing seat 1 and the vibration proof mounting 3.The present embodiment subtracts
Device using effect on crawler tractor of shaking is extraordinary, and the tractor of the preferably preceding forerunner of that engine,
And each tractor preferred disposition more than two this dampers in the present embodiment, recommend a tractor to use two
This damper, the right left and right sides that engine is set of a first from left, and it is preferably disposed at the left and right two that engine leans on bottom
Side and left and right be oppositely arranged, then, damper, which is installed to state later on tractor, is, the main body vibration damping of elastic damping body 2
Direction be preferably it is slanting be obliquely installed, and preferably against the centre of engine, this for elastic damping body 2,
It is the extending direction of top to bottom towards the centre for being oblique opposite engine, in this way, being located under engine right
Top to the bottom direction of elastic damping body 2 in the damper of side is turned right obliquely downward, then bottom to top-direction is past
Left oblique upper, exactly such a slanting direction come act on the downside of engine right and the right side of tractor chassis rack it
Between, and another damper is just symmetrically arranged in engine lower left side, two dampers in left and right keep mirror image pair as far as possible
Claim to act between engine and tractor chassis rack, can not only preventing engine, two sides deviate to the left and right, moreover it is possible to rise
To extraordinary effectiveness in vibration suppression.
In the present embodiment, the elastic damping body 2 can use shock-reducing rubber or spring, but more recommend vibration damping here
Glue, shock-reducing rubber namely existing vibration isolation rubber are the general terms of various rubber shock absorbers, it is preferred to use the vibration damping of that folk prescription shape
Glue, and the shock-reducing rubber selected damper install to after on tractor its main vibration damping direction be at top to bottom, or
Person say be top surface to bottom surface this direction be it is preferred, that is elastic damping body 2 can be on top to bottom direction in this way
Carry out effective vibration damping, and this direction also can preferably oblique opposite engine centre, top is to pass through hair
Motivation fixing seat 1 acts on engine, and bottom is to be had an effect by vibration proof mounting 3 to chassis main frame, so needing to press from both sides
It is located between the two, plays extraordinary effect.
In order to cooperate such mentality of designing, engine fixing seat 1 and vibration proof mounting 3 are also carried out below corresponding preferred
Design:
The engine fixing seat 1 include side mounting plate 11 for being fixedly connected with tractor engine and with the side
The load of bearing responsibility that mounting plate 11 is fixedly connected and bottom surface position is used to abut against for the top surface position of the elastic damping body 2
Plate 12, the vibration proof mounting 3 include bottom mounting plate 31 for being fixedly connected with tractor chassis rack and pacify with the bottom
The bottom loading plate that dress fixed plate 31 is fixedly connected and top surface position is used to abut against for the bottom surface position of the elastic damping body 2
32.In the preferred embodiment, side mounting plate 11 is for being directly fixedly connected with engine left side or right side position
, it is vertical state that side mounting plate 11, which is preferably mounted to when engine, and both side plate itself is faced and set in the lateral direction
It sets；And bear responsibility support plate 12 and bottom loading plate 32 are exactly in order to which sandwiched lives elastic damping body 2 and for the top and bottom of elastic damping body 2
Portion obtains the support of two sides, and support plate 12 of bearing responsibility preferably is fixed on the plate face that side mounting plate 11 leans against engine side
On, and bottom loading plate 32 is preferably fixed on the position of the top of bottom mounting plate 31, and bottom loading plate 32 is carried with bearing responsibility as far as possible
12 keeping parallelism of plate and bottom loading plate 32 are located at the region for 12 lower section of support plate of bearing responsibility, two sides plate face of bottom loading plate 32 itself
Towards this direction for being towards oblique opposite engine center position after damper is installed on tractor, so bearing responsibility
The direction of plate face of support plate 12 itself and the plate face of bottom loading plate 32 can make bottom carry in this way towards that should be consistent as far as possible
Plate 32 to support plate 12 this extending direction of bearing responsibility is also oblique this direction of opposite engine center position, namely support plate 12 of bearing responsibility
It is two blocks of hang plates, the lower face for support plate 12 of bearing responsibility namely its bottom surface after installing for resisting elasticity with bottom loading plate 32
The top surface of damping body 2, the upper face of bottom loading plate 32 namely its top surface are used to resist the bottom surface of elastic damping body 2, so in fact,
It bears responsibility the bottom surface of support plate 12 and the top surface of bottom loading plate 32 is all inclined surface, so that being clipped in elastic damping body 2 between the two
The direction of main body vibration damping is also centre that is slanting and being opposite engine, so the main part of damper: pushing up
Loading plate 12, bottom loading plate 32 and elastic damping body 2, this three are oblique act between engine and chassis main frame in fact
, certainly, main oblique effect is elastic damping body 2, not only acts as the effect of vibration damping, but also be bridge beam action
It is erected on the position of the left and right sides of engine, after damper is installed, top to the bottom of elastic damping body 2 extends
Angle between direction and ground controls between 45-90 degree as far as possible, is further preferably controlled between 60-85 degree, makes in this way
Obtaining bottom loading plate 32 to the angle between the extending direction and ground for support plate 12 of bearing responsibility is also this corresponding angular range, three
This angle design so that between the engine fixing seat 1 and the vibration proof mounting 3 entirely be configured in vertical direction
The component of support can have preferable guarantee, and horizontal direction support component also preferably can resist engine so that left and right two
Side damper can preferably position engine between left and right, and can also effectively carry out vibration damping.
Fixed form about support plate 12 of bearing responsibility can design as follows: support plate 12 of bearing responsibility is leaned against by nearside mounting plate 11
It is connected with the extension mounting plate 4001 extended downwardly on the position of the plate face of engine side, described bear responsibility and is prolonged support plate 12
It stretches mounting plate 4001 and can be and the either directly integrally connecteds mode such as technique for integrally forging is formed by one piece of plate bending be made,
Extension mounting plate 4001 is preferably also vertical shape after damper installation and plate face is also towards left and right directions, is extending in this way
Left and right directions perforation and one-to-one several opposite side mounting holes can be opened up on mounting plate 4001 and side mounting plate 11
4002, for example, open up three pairs one by one the opposite triangle in upright shape be distributed, can mainly be arranged in extension mounting plate
On 4001 middle sections, then it can will extend mounting plate 4001 and side mounting plate 11 by locking members such as bolt and nuts
It is fixed on together, certainly, support plate 12 of bearing responsibility also just is fixed, and more optimally, extending mounting plate 4001 is pacified with side
It is that can be bonded that dress fixed plate 11, which leans against the plate face of engine side, can more improve the stability of structure in this way, and side is pacified
Dress fixed plate 11 can be designed to that at least part on the lower is fixed for installing with extension mounting plate 4001, top at least one
Partially be used to be fixedly connected with engine and offer left and right directions perforation on the portion starts owner's mounting hole
4003, it can design several, such as three, can be carried out with engine by starting owner's mounting hole 4003 according to fixation, when
So, corresponding mounting hole should be opened up on engine and is matched with owner's mounting hole 4003 is started, and locked by bolt and nut etc.
Part can be secured just；
And bottom loading plate 32 is preferably fixed on the position of 31 top of bottom mounting plate, bottom loading plate 32 and bottom installation are fixed
Preceding longitudinally mounted plate 4004 can be arranged by two pieces of time intervals between plate 31 to be fixedly connected with rear longitudinally mounted plate 4005,
The board direction of preceding longitudinally mounted plate 4004 and rear longitudinally mounted plate 4005 can be towards front-rear direction, preceding longitudinally mounted plate
4004 top and bottom can be respectively welded between the bottom surface for being fixed on bottom loading plate 32 and the top surface of bottom mounting plate 31,
Equally, the bottom surface for being fixed on bottom loading plate 32 and bottom installation can also be respectively welded in the top and bottom of rear longitudinally mounted plate 4005
Between the top surface of fixed plate 31, there is a preferred embodiment to be here, the bottom surface of bottom mounting plate 31 should when damper is installed with
A part of surface on chassis main frame can preferably be bonded and can be fixed by welding manner, can make bottom installation solid in this way
Fixed board 31 can have the effect of extraordinary fixed support with chassis main frame.Preferably there is a forward upward to incline on chassis main frame
Oblique slope surface, the bottom mounting plate 31 are preferably the inclined hang plate of forward upward.In order to guarantee bottom loading plate 32, bear responsibility
Support plate 12, elastic damping body 2 and their direction be maintained in the face domain perpendicular to this direction before and after tractor as far as possible with
So that the component of support only has on left and right directions and avoids component in the front-back direction as far as possible in up and down direction, so that damper is more
Face engine action well, thus, it is necessary to rear longitudinally mounted plate 4005 is located at the bottom surface of bottom loading plate 32 and bottom is installed admittedly
Between the top surface of fixed board 31 it is maximum prop length be before being greater than longitudinally mounted plate 4004 be located at the bottom surface of bottom loading plate 32 with
It is maximum between the top surface of bottom mounting plate 31 to prop length, so that it may to reduce bottom loading plate 32 to the greatest extent, bear responsibility support plate 12, bullet
Property damping body 2 and their direction occur extra tilting forward and back and influencing using effect in front-rear direction.In the present embodiment
Bolt class above-mentioned and the fixed form of aperture, can also be using the fixed form of welding, but the fixed form welded is flexible
Property it is opposite can be weaker, and the more difficult adjustment after welding, detachability is poor, can use, but before using
The preferred embodiment using effect stated is better, and the plate being related to can use sheet metal, such as steel plate, iron plate；
Corresponding shock-reducing rubber mounting hole 4006 is opened up on bottom loading plate 32 and support plate 12 of bearing responsibility, shock-reducing rubber mounting hole 4006 is preferably adopted
With arc long slot hole, shock-reducing rubber mounting hole 4006 on bottom loading plate 32 and the shock-reducing rubber mounting hole 4006 born responsibility on support plate 12 can
With preferably in cross-shaped, that is, the long slot length extending direction for the shock-reducing rubber mounting hole 4006 for example born responsibility on support plate 12
It is front-rear direction, then the long slot length extending direction of the shock-reducing rubber mounting hole 4006 on bottom loading plate 32 is preferably left and right directions,
In addition, the shock-reducing rubber mounting hole 4006 on bottom loading plate 32 can be by inserting with the shock-reducing rubber mounting hole 4006 born responsibility on support plate 12
Enter a stud 4007 to be positioned, bottom loading plate 32 together with support plate 12 of bearing responsibility, the string of elastic damping body 2 and is made into elasticity
2 effective position of damping body is between bottom loading plate 32 and support plate 12 of bearing responsibility；Vibrating sensor 444 can be installed on vibration proof mounting 3,
The contact of vibrating sensor 444 can adjust contact gap, the letter of sensor according to oscillation intensity against in engine fixing seat 1
The enterprising row information feedback of the CAN bus of breath access engine, warns oscillation intensity and shock-reducing rubber to fail by sound or indicator light
Situation；Vibration proof mounting 3 is equipped with nut bore 333, when shock-reducing rubber fails, is screwed in by other screw rods or other screw rods and is jacked up upwards
Engine fixing seat 1, easily replaces shock-reducing rubber.
The front and rear sides of the side mounting plate 11, which are fixed with, respectively limits the front and back of the elastic damping body 2
The front side limit wing plate 21 and rear side of position limit wing plate 22, and the support plate 12 of bearing responsibility, front side limit wing plate 21, rear side limit wing plate
22 and bottom loading plate 32 surround formed for the elastic damping body 2 merging vibration damping section 200.Formation one is controllable and stable
Vibration damping region.
The front side limit wing plate 21 includes the front side main wing plate 211 that plate face is arranged towards front-rear direction, the rear side limit
Position wing plate 22 includes the rear side main wing plate 221 that plate face is arranged towards front-rear direction, the bottom edge position of the front side main wing plate 211
Surface is oppositely arranged at least part in the top surface of the bottom loading plate 32 in bottom loading plate 32 to 12 direction of support plate of bearing responsibility,
Also it is held at least part in the top surface of the bottom loading plate 32 bottom of on the surface at the bottom edge position of the rear side main wing plate 221
Support plate 32 to 12 direction of support plate of bearing responsibility is oppositely arranged.
The surface at the bottom edge position of the front side main wing plate 211 is than the bottom loading plate 32 and the front side main wing plate
The surface at 211 bottom edge position is in bottom loading plate 32 to the part top surface that 12 direction of support plate is oppositely arranged of bearing responsibility closer to bearing responsibility
Support plate 12, the surface at the bottom edge position of the rear side main wing plate 221 is than the bottom loading plate 32 and the rear side main wing plate 221
The surface at bottom edge position carried to part top surface that 12 direction of support plate is oppositely arranged is born responsibility closer to bearing responsibility in bottom loading plate 32
Plate 12.
The surface at the bottom edge position of the front side main wing plate 211 and the bottom loading plate 32 with the front side main wing plate
The surface at 211 bottom edge position is in bottom loading plate 32 between having between the part top surface that 12 direction of support plate is oppositely arranged of bearing responsibility
Gap, the surface at the bottom edge position of the rear side main wing plate 221 and the bottom with the rear side main wing plate 221 of the bottom loading plate 32
The surface of edge position bottom loading plate 32 between the part top surface that 12 direction of support plate is oppositely arranged of bearing responsibility also have gap.
It is connected at the surface at the bottom edge position of the front side main wing plate 211 for being carried out to 32 direction of bottom loading plate
The front side convex bittiness 201 of positioning is connected at the surface at the bottom edge position of the rear side main wing plate 221 for the bottom of to
The rear side convex bittiness 202 that 32 direction of loading plate is positioned is offered for front side positioning protrusion on the bottom loading plate 32
The front side pilot hole 2001 that block 201 imports and the rear side pilot hole 2002 imported for rear side convex bittiness 202.Two side flap plates
There is gap with vibration proof mounting, the top surface on the bottom loading plate of vibration proof mounting is not touched at the bottom edge position of two side flap plates under normal circumstances, excellent
It is selected as even curface, once shock-reducing rubber strain failure, wing plates on two sides will be supported on the top surface of bottom loading plate, prevent from starting
Machine is sagging to cause safety accident；And when shock-reducing rubber strain failure, in protruding block entrance hole, longitudinal register is played, it is fixed to start
Machine also for preventing wing plate from although leaning against the top surface on the loading plate of bottom, but may generate sliding, have protruding block can
To be inserted into entrance hole, prevents engine sliding to be detached from bottom loading plate and accident occurs, certainly, under normal circumstances, protruding block is to answer
This to be not inserted into corresponding entrance hole either between protruding block and corresponding entrance hole holding one effective spacing to avoid
The two is to occur touching situation and effectiveness in vibration suppression is deteriorated even injury device in normal vibration damping.
The support extended away from 31 direction of bottom mounting plate is fixed on the bottom surface of the bottom mounting plate 31
Extension board 300, tractor chassis rack can be erected at by being formed between the bottom mounting plate 31 and the support extension board 300
Angle portion 301.Support extension board 300 can be preferably two pieces and be integrally connected to the front and back two of bottom mounting plate 31 respectively
Side, supports extension board 300 preferably adjacent to engine side and angle portion 301 can allow angle preferably on the outside of the engine in this way
Branch is got up from inside to outside in tractor chassis rack in portion 301, and installation effect is more preferable, and frame can be further after installing up
It is fixed by welding in tractor chassis rack.
Embodiment 6, as shown in figure 17, a kind of tractor vibration insulating system, including a kind of used with tractor described in embodiment 5
Damper and tractor chassis rack for installing the damper.
Claims (10)
1. a kind of tracklayer tractor chassis rack, which is characterized in that including lower bearing bracket (71) and be fixed on the lower bearing bracket (71)
The upper spider (72) of top, the lower bearing bracket (71) are equipped with left and right two respectively for the left and right of gearbox two by the top of rear side
There is the driving wheel wheel shell for gearbox to rotate for the encirclement housing (73) that side drive wheel wheel shell is inserted in, described surround in housing (73)
Rotation space (730).
2. a kind of tracklayer tractor chassis rack according to claim 1, which is characterized in that the encirclement housing (73) is
Circle anchor ear.
3. a kind of tracklayer tractor chassis rack according to claim 1, which is characterized in that the upper spider (72) includes
The upper Zuo Changliang (701) and upper right long beam (702) that left and right is oppositely arranged, the lower bearing bracket (71) include that left and right is oppositely arranged down
Zuo Changliang (703) and the long beam of lower right (704).
4. a kind of tracklayer tractor chassis rack according to claim 3, which is characterized in that the upper Zuo Changliang (701)
Spacing distance between left and right between upper right long beam (702) is less than between the lower Zuo Changliang (703) and the long beam of lower right (704)
Spacing distance between left and right.
5. a kind of tracklayer tractor chassis rack according to claim 4, which is characterized in that the upper Zuo Changliang (701)
Between the lower Zuo Changliang (703) by left bearing diagonal arm (741) installation fix, the upper right long beam (702) and it is described under
It is fixed between right long beam (704) by the installation of right bearing diagonal arm (742).
6. a kind of tracklayer tractor chassis rack according to claim 5, which is characterized in that the left bearing diagonal arm
(741) the both ends end of both ends end and right bearing diagonal arm (742) offers the right angle interface with the installation connection of long beam
(700).
7. a kind of tracklayer tractor chassis rack according to claim 4, which is characterized in that the upper Zuo Changliang (701)
It is mounted with the reinforcement crosspiece (75) of left and right directions extension between left and right with upper right long beam (702).
8. a kind of tracklayer tractor chassis rack according to claim 3, which is characterized in that the upper Zuo Changliang (701)
With upper right long beam (702) upwarping section (7000) of upwarping forwards is all had by the part of front end, the section (7000) that upwarps
Upper and lower two sides are respectively formed before upside stick up plane (7001) and downside before stick up plane (7002).
9. a kind of tracklayer tractor chassis rack according to claim 8, which is characterized in that stick up plane before the downside
(7002) set-back is greater than the set-back for sticking up plane (7001) before the upside.
10. a kind of tracklayer tractor chassis assembly, which is characterized in that dragged including a kind of any crawler belt of claim 1-9
Machine drawing chassis main frame further includes the gearbox (400) being equipped on the chassis main frame, engine (401), damper (402), carries out
Band walking wheel (403), there are two damper (402) tools and is separately mounted to engine (401) lower left side and chassis machine
Between the upper Zuo Changliang (701) of frame between engine (401) lower left side and the upper right long beam (702) of chassis main frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338942.3A CN110027638A (en) | 2019-04-25 | 2019-04-25 | A kind of tracklayer tractor chassis rack and chassis assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338942.3A CN110027638A (en) | 2019-04-25 | 2019-04-25 | A kind of tracklayer tractor chassis rack and chassis assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110027638A true CN110027638A (en) | 2019-07-19 |
Family
ID=67240205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910338942.3A Pending CN110027638A (en) | 2019-04-25 | 2019-04-25 | A kind of tracklayer tractor chassis rack and chassis assembly |
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| Country | Link |
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| CN (1) | CN110027638A (en) |
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|---|---|---|---|---|
| FR523214A (en) * | 1920-08-30 | 1921-08-13 | Holt Mfg Co | Improvements to suspension devices for tractors and the like with automatic track, consisting of endless chains |
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| JP2009046094A (en) * | 2007-08-23 | 2009-03-05 | Atex Co Ltd | Crawler traveling device |
| CN201761559U (en) * | 2010-06-30 | 2011-03-16 | 郑州新大方重工科技有限公司 | Large-tonnage mudflat transporter with lifting platform |
| CN104527826A (en) * | 2014-12-25 | 2015-04-22 | 浙江亿森机械有限公司 | Upper-and-lower-frame damping structure suitable for light caterpillar tractor |
| CN106275110A (en) * | 2016-08-26 | 2017-01-04 | 第拖拉机股份有限公司 | A kind of paddy field crawler tractor |
| CN207712175U (en) * | 2018-01-11 | 2018-08-10 | 国家电网公司 | A kind of novel crawler-type transport vehicle |
| CN210011811U (en) * | 2019-04-25 | 2020-02-04 | 星光农机股份有限公司 | Chassis frame and chassis assembly of crawler tractor |
-
2019
- 2019-04-25 CN CN201910338942.3A patent/CN110027638A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR523214A (en) * | 1920-08-30 | 1921-08-13 | Holt Mfg Co | Improvements to suspension devices for tractors and the like with automatic track, consisting of endless chains |
| JP2001086801A (en) * | 1999-09-17 | 2001-04-03 | Atex Co Ltd | Running gear for walking type tending machine |
| JP2009046094A (en) * | 2007-08-23 | 2009-03-05 | Atex Co Ltd | Crawler traveling device |
| CN201761559U (en) * | 2010-06-30 | 2011-03-16 | 郑州新大方重工科技有限公司 | Large-tonnage mudflat transporter with lifting platform |
| CN104527826A (en) * | 2014-12-25 | 2015-04-22 | 浙江亿森机械有限公司 | Upper-and-lower-frame damping structure suitable for light caterpillar tractor |
| CN106275110A (en) * | 2016-08-26 | 2017-01-04 | 第拖拉机股份有限公司 | A kind of paddy field crawler tractor |
| CN207712175U (en) * | 2018-01-11 | 2018-08-10 | 国家电网公司 | A kind of novel crawler-type transport vehicle |
| CN210011811U (en) * | 2019-04-25 | 2020-02-04 | 星光农机股份有限公司 | Chassis frame and chassis assembly of crawler tractor |
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