CN205854317U - A kind of crawler attachment and united reaper - Google Patents

Abstract

This utility model relates to a kind of crawler attachment, it includes multiple thrust wheel, crawler belt, directive wheel, driving wheel, torr chain wheel assembly and sole, multiple thrust wheels are arranged on sole and coordinate with crawler belt, directive wheel and driving wheel are separately positioned on the two ends of crawler belt, one end of torr chain wheel assembly is arranged on sole, and the other end of torr chain wheel assembly coordinates with crawler belt.Crawler attachment of the present utility model is simple and reasonable for structure, good airproof performance, and maintenance period is long, it is possible to reducing maintenance cost, service life is long, and production cost is low, applied range.A kind of united reaper includes crawler attachment, and its reliability is high, and maintenance period is the longest, it is possible to effectively reduce the maintenance times to thrust wheel.

Description

A kind of crawler attachment and united reaper

Technical field

This utility model relates to caterpillar machinery equipment technical field, in particular to a kind of crawler attachment and connection Close harvester.

Background technology

Along with the constantly propelling of mechanization of agriculture strategy, united reaper also develops towards maximization with multifunction, And united reaper is the highest to harvesting season (annual only one to two months) interior reliability requirement, in gathering in season, Combining chance works overloadingly, and within even 24 hours, works uninterruptedly, this reliable to united reaper especially One significant challenge of property.Therefore, the reliability how improving united reaper is an important developing direction.Present connection The thrust wheel of conjunction harvester is that the volume designed is big, need often the rotary parts such as bearing to be carried out grease up mostly to be moistened Sliding.This is adding the burden of harvester driver busy farming season, beyond doubt if forgetting to add the rotary part within thrust wheel Note grease, then can be greatly reduced the reliability of thrust wheel, even cisco unity malfunction.

Utility model content

The purpose of this utility model is to provide a kind of crawler attachment, the good sealing effect of its thrust wheel, and service life is long, Production cost is low, applied range.

Another object of the present utility model is to provide a kind of united reaper, and its reliability is high, maintenance period or maintenance Cycle is the longest, it is possible to effectively reduce the maintenance times to thrust wheel.

Embodiment of the present utility model is achieved in that

A kind of crawler attachment, it includes multiple thrust wheel, crawler belt, directive wheel, driving wheel, torr chain wheel assembly and chassis Frame, multiple thrust wheels are arranged on sole and coordinate with crawler belt, and directive wheel and driving wheel are separately positioned on the two ends of crawler belt, One end of torr chain wheel assembly is arranged on sole, and the other end of torr chain wheel assembly coordinates with crawler belt, and thrust wheel includes wheel body, wheel Axle, clutch shaft bearing, the second bearing, end cap, transparent cover and oil sealing, wheel shaft is arranged on the inside of wheel body and by clutch shaft bearing and the Two bearings are connected with wheel body, and end cap and transparent cover are separately positioned on the two ends of wheel body, and oil sealing is arranged between wheel shaft and transparent cover, wheel shaft One end corresponding with end cap be provided with backstopping assembly, backstopping assembly is arranged between end cap and clutch shaft bearing, end cap and wheel body Between be provided with the first sealing gasket, be provided with the second sealing gasket between transparent cover and wheel body.

In this utility model preferred embodiment, above-mentioned backstopping assembly includes positioning nut, elastic washer and back-up ring, Location nut is arranged on the end of wheel shaft, back-up ring and clutch shaft bearing abutting contact, and elastic washer is arranged on location nut and back-up ring Between, and elastic washer respectively with location nut and back-up ring be close to.

In this utility model preferred embodiment, above-mentioned wheel body include the first mounting groove for arranging clutch shaft bearing, For arranging the second mounting groove of the second bearing and being arranged on the cavity between the first mounting groove and the second mounting groove, the first peace Tankage, the second mounting groove and cavity communicate with each other.

In this utility model preferred embodiment, the mid portion of above-mentioned wheel body forms the groove caved inward, groove Both sides outwardly relative to groove and the both sides of groove formed flange.

In this utility model preferred embodiment, above-mentioned oil sealing includes the first oil sealing and contact with the first oil sealing Two oil sealings, the words of the first oil sealing are towards the outside of wheel body, and the words of the second oil sealing are towards the inner side of wheel body.

In this utility model preferred embodiment, above-mentioned first oil sealing and the second oil sealing are double-lipped oil sealing.

In this utility model preferred embodiment, above-mentioned end cap is hemispherical.

In this utility model preferred embodiment, above-mentioned thrust wheel also includes installing nut, installs nut and is arranged on wheel The end of the close transparent cover of axle.

In this utility model preferred embodiment, above-mentioned torr chain wheel assembly include the first torr sprocket wheel, the second torr sprocket wheel with And torr chain support, the first torr sprocket wheel and the second torr sprocket wheel are separately positioned on the two ends of torr chain support.

A kind of united reaper, it includes that above-mentioned crawler attachment, crawler attachment are connected also with the frame of united reaper It is positioned at the lower section of frame.

This utility model embodiment provides the benefit that:

Thrust wheel of the present utility model is by being arranged on the end cap at wheel body two ends and transparent cover and the oil sealing arranging in transparent cover Wheel body is sealed, and by arranging the first sealing gasket between end cap and wheel body, and set between transparent cover and wheel body Put the second sealing gasket and improve the sealing of thrust wheel further.Meanwhile, this utility model is corresponding with end cap of wheel shaft End arranges backstopping assembly, it is to avoid clutch shaft bearing and second bearing, along the axial float of wheel shaft, improve the reliability of thrust wheel, subtract Abrasion between small workpiece.Supporting wheel structure of the present utility model is simple, reasonable, and good airproof performance, maintenance period is long, reduces dimension Protect cost, improve the reliability of thrust wheel.Crawler attachment reliability of the present utility model is high, can bear the work of long period Make load, and applied range.United reaper reliability of the present utility model is high, and maintenance period or maintenance period are the longest, Can effectively reduce the maintenance times to thrust wheel.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of this utility model embodiment, will use required in embodiment below Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiment of the present utility model, the most should be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used To obtain other relevant accompanying drawings according to these accompanying drawings.

Fig. 1 is the sectional view of thrust wheel of the present utility model；

Fig. 2 is the sectional view of the wheel body of thrust wheel of the present utility model；

Fig. 3 is the side view of the wheel body of thrust wheel of the present utility model；

Fig. 4 is the structural representation of crawler attachment of the present utility model.

In figure:

Thrust wheel 100；

Wheel body 110；First mounting groove 111；Second mounting groove 112；Cavity 113；Wheel shaft 120；Clutch shaft bearing 130；Second Bearing 140；End cap 150；Transparent cover 160；Oil sealing 170；First oil sealing 171；Second oil sealing 172；Backstopping assembly 180；Location nut 181；Elastic washer 182；Back-up ring 183；First sealing gasket 190；Second sealing gasket 200；Nut 210 is installed；First bolt 220； Second bolt 230；

Crawler attachment 300；

Crawler belt 310；Directive wheel 320；Driving wheel 330；Torr chain wheel assembly 340；First torr sprocket wheel 341；Second torr sprocket wheel 342；Torr chain support 343；Sole 350.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Generally described in the accompanying drawing herein and The assembly of this utility model embodiment illustrated can be arranged with various different configurations and design.

Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit requirement The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all Belong to the scope of this utility model protection.

It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.

In description of the present utility model, it should be noted that term " on ", D score, "left", "right", " vertically ", " water Flat ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, or this reality The orientation usually put when using with novel product or position relationship, be for only for ease of description this utility model and simplification is retouched State rather than indicate or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, Therefore it is not intended that to restriction of the present utility model.Describe additionally, term " first ", " second " etc. are only used for distinguishing, and not It is understood that as instruction or hint relative importance.

Additionally, the term such as term " level ", " vertically ", " vertically " is not offered as requiring parts abswolute level or pendency, and It is to be slightly tilted.As " level " only refers to for its direction relatively " vertically " more level, it it is not this structure of expression Must be perfectly level, but can be slightly tilted.

In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets Put ", should be interpreted broadly " installation ", " connection ", connect for example, it may be fixing, it is also possible to be to removably connect, or integratedly Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in this utility model.

Refer to Fig. 1, thrust wheel 100 of the present utility model includes wheel body 110, wheel shaft 120, clutch shaft bearing the 130, second axle Hold 140, end cap 150, transparent cover 160, oil sealing 170, backstopping assembly the 180, first sealing gasket 190 and the second sealing gasket 200.Wheel shaft 120 inside being arranged on wheel body 110 are also connected with wheel body 110 by clutch shaft bearing 130 and the second bearing 140.End cap 150 is with saturating Lid 160 is separately positioned on the two ends of wheel body 110, and oil sealing 170 is arranged between wheel shaft 120 and transparent cover 160.Wheel shaft 120 with end The one end covering 150 correspondences is provided with backstopping assembly 180.Backstopping assembly 180 is arranged between end cap 150 and clutch shaft bearing 130.The One sealing gasket 190 is arranged between end cap 150 and wheel body 110.Second sealing gasket 200 be arranged on transparent cover 160 and wheel body 110 it Between.

Refer to Fig. 2 and Fig. 3, wheel body 110 is the agent structure of thrust wheel 100, and wheel body 110 is single recessed in the present embodiment Groove two flanges structure, as it is shown in figure 1, the mid portion of wheel body 110 is to form the groove caved inward, the part of the both sides of groove Outwardly relative to groove, flange is formed in groove both sides.Wheel body 110 includes the first mounting groove being provided at its inner portion formation 111, the second mounting groove 112 and cavity 113.First mounting groove 111 and the second mounting groove 112 are separately positioned on wheel body 110 The position at internal and close wheel body 110 two ends.Cavity 113 is arranged between the first mounting groove 111 and the second mounting groove 112. First mounting groove 111 is used for installing clutch shaft bearing 130.Second mounting groove 112 is for installing the second bearing 140.First mounting groove 111, the second mounting groove 112 and cavity 113 communicate with each other (through), and wheel shaft 120 runs through the first mounting groove 111, second to be installed Groove 112 and cavity 113 thus be maintained at the inside of wheel body 110.The internal diameter of the first mounting groove 111 and the second mounting groove 112 that This is equal and is all higher than the internal diameter of cavity 113.In the present embodiment, the first mounting groove 111 and the second mounting groove 112 and chamber Body 113 is manhole structure.

Refer to Fig. 1, wheel shaft 120 is arranged on the inside of wheel body 110, wheel shaft 120 be arranged on the of the first mounting groove 111 One bearing 130 and be arranged on the second bearing 140 of the second mounting groove 112 and cooperate, and by clutch shaft bearing 130 and the Two bearings 140 are connected with wheel body 110 so that wheel body 110 under the effect of clutch shaft bearing 130 and the second bearing 140 around wheel shaft 120 Rotate.As it is shown in figure 1, the mid portion of wheel shaft 120 is maintained at the inside of wheel body 110, the two ends of wheel shaft 120 are exposed to wheel respectively The outside, two ends (both sides) of body 110.

Refer to Fig. 1, clutch shaft bearing 130 and the second bearing 140 are separately positioned on the first mounting groove 111 and the second mounting groove In 112.Clutch shaft bearing 130 of the present utility model and the second bearing 140 have identical structure and shape and have equal Size.In the present embodiment, clutch shaft bearing 130 and the second bearing 140 are rolling bearing.It is preferred that be originally utility model Clutch shaft bearing 130 and the second bearing 140 are self-aligning ball bearing.What deserves to be explained is, when installing clutch shaft bearing 130, need first to exist Wheel body 110 is internal, i.e. in the cavity 113 of wheel body 110, fill up lubricant grease, installs clutch shaft bearing 130 the most again, reduces the later stage Thrust wheel 100 oil-filled number of times during operation, improves production efficiency.

Refer to Fig. 1, under the visual angle that Fig. 1 is presented, end cap 150 is arranged on the left end of wheel body 110.In practice In, the position that end cap 150 is arranged is relevant with thrust wheel 100 installation site in a device.Specifically, such as thrust wheel 100 sets Put the left side at equipment, then end cap 150 is arranged on the left end of wheel body 110, otherwise, thrust wheel 100 is arranged on the right side of equipment, then End cap 150 is arranged on the right-hand member of wheel body 110.Sum it up, end cap 150 is arranged on one end towards external environment of wheel body 110. End cap 150 becomes hemispherical, and it is for being hedged off from the outer world the wheel shaft 120 within wheel body 110 and clutch shaft bearing 130, it is to avoid different It is internal that thing enters into wheel body 110, affects wheel shaft 120 and the operating of clutch shaft bearing 130.This foreign body may is that silt, stone, Water and other foreign material or dirty.As it is shown in figure 1, end cap 150 is connected by the first bolt 220 is fixing with wheel body 110.Preferably Ground, the first bolt 220 also includes elastomeric pad and rigidity plain cushion.In the mounted state, elastomeric pad and flat shim are positioned at end cap 150 and first between bolt 220, to increase the steadiness connected, and improves the sealing effect between end cap 150 and wheel body 110 Really.

Refer to Fig. 1, transparent cover 160 is the lid-like with through hole, and through hole is disposed therein a position, for wheel shaft 120 pass, and fixing are fixed realizing the installation of thrust wheel 100 by connecting of wheel shaft 120 and other components.Transparent cover 160 is arranged The other end at the wheel body 110 contrary with end cap 150.Under the visual angle that Fig. 1 is presented, transparent cover 160 is i.e. arranged on wheel body 110 Right-hand member, and wheel shaft 120 runs through transparent cover 160.One is formed empty for arranging the annular of oil sealing 170 between transparent cover 160 and wheel shaft 120 Chamber.The size of toroidal cavity matches with the size of oil sealing 170.As it is shown in figure 1, transparent cover 160 is by the second bolt 230 and wheel body 110 connections are fixing.

Refer to Fig. 1, oil sealing 170 is arranged in transparent cover 160, and specifically, oil sealing 170 is arranged on wheel shaft 120 and transparent cover 160 Between, that is to say, oil sealing 170 is arranged between transparent cover 160 and wheel body 110 in the toroidal cavity formed.Oil sealing 170 includes first Oil sealing 171 and the second oil sealing 172.The words of the first oil sealing 171 towards the outside of wheel body 110, the words of the second oil sealing 172 towards The inner side of wheel body 110.The words of the first oil sealing 171 are outside, can effectively stop the entrance of water.The words of the second oil sealing 172 to In, can effectively stop the leakage of lubricating oil.First oil sealing 171 and the second oil sealing 172 fit together and both can effectively prevent Water enters between interior outer oil seal 170, can effectively prevent again the oil leak in bearing.Ensure that what bearing lubrication was cleaned Works fine environment, improves the service life of bearing simultaneously, it is ensured that the first oil sealing 171 and the work of the second oil sealing 172 cleaning Environment, also improves the first oil sealing 171 and the functional reliability of the second oil sealing 172 and service life simultaneously.In the present embodiment, First oil sealing 171 and the second oil sealing 172 are double-lipped oil sealing.It is preferred that outside the first oil sealing 171 and the second oil sealing 172 are Skeleton lips type oil sealing.It is preferred that the first oil sealing 171 and the second oil sealing 172 are of the same size.In other embodiments, First oil sealing 171 and the second oil sealing 172 can also is that without spring type oil sealing or haplocheilic type oil sealing.

Refer to Fig. 1, backstopping assembly 180 is arranged on one end corresponding with end cap 150 of wheel shaft 120, i.e. such as Fig. 1 institute Under the visual angle presented, backstopping assembly 180 is arranged on the left end of wheel shaft 120.Backstopping assembly 180 is used for preventing clutch shaft bearing 130 He Second bearing 140, along wheel shaft 120 sense of direction play, improves the reliability of thrust wheel 100, reduces the abrasion between workpiece.Only Stopper part 180 includes positioning nut 181, elastic washer 182 and back-up ring 183.Location nut 181 is arranged on the end of wheel shaft 120 Portion.Location nut 181 is connected fixing by helicitic texture with wheel shaft 120, and it is for spacing.Back-up ring 183 supports with clutch shaft bearing 130 It is abutted against tactile, thus clutch shaft bearing 130 is limited in the first mounting groove 111, and prevent it along the direction play of wheel shaft 120.Bullet Property packing ring 182 be arranged on location nut 181 and back-up ring 183 between, and elastic washer 182 respectively with location nut 181 and gear Circle 183 is close to.Elastic washer 182 is arranged between location nut 181 and back-up ring 183, is on the one hand conducive to location nut 181 to lead to Cross extruding elastic washer 182 and can be firmly placed on wheel shaft 120, on the other hand also have be conducive to improving wheel shaft 120 with The sealing of back-up ring 183 junction, it is ensured that the wheel shaft 120 within wheel body 110 can be for clean working environment.

Refer to Fig. 1, the first sealing gasket 190 and the second sealing gasket 200 are separately positioned between end cap 150 and wheel body 110 And between transparent cover 160 and wheel body 110.First sealing gasket 190 can be referred to as the first sealing ring, its be arranged on wheel body 110 with Between end cap 150 and it is also located at coordinating in the outside of back-up ring 183 and with back-up ring 183 simultaneously.The internal diameter of the first sealing gasket 190 with The external diameter of back-up ring 183 is equal so that the first sealing gasket 190 can just be stuck in the outside of back-up ring 183, improves wheel body 110 end Sealing effectiveness.In like manner, the second sealing gasket 200 can also be referred to as the second sealing ring, and it is arranged on wheel body 110 and transparent cover 160 Between and between the second bearing 140 and the second oil sealing 172, as shown in Figure 1.Under the visual angle that Fig. 1 is presented, the second bearing 140 left sides being arranged on the second sealing gasket 200, the second oil sealing 172 is arranged on the right side of the second sealing gasket 200.

Refer to Fig. 1, thrust wheel 100 also includes for installing thrust wheel 100 to other components (such as, crawler attachment Sole) on installation nut 210.The end that nut 210 is arranged on the close transparent cover 160 of wheel shaft 120 is installed.

Refer to Fig. 4, crawler attachment 300 of the present utility model includes multiple thrust wheel of the present utility model 100, crawler belt 310, directive wheel 320, driving wheel 330, torr chain wheel assembly 340 and sole 350.Multiple thrust wheels 100 are arranged on sole Coordinate on 350 and with crawler belt 310.Directive wheel 320 and driving wheel 330 are separately positioned on the two ends of crawler belt 310.Torr chain wheel assembly One end of 340 is arranged on sole 350, and the other end of torr chain wheel assembly 340 coordinates with crawler belt 310.Torr chain wheel assembly 340 wraps Include first torr sprocket wheel the 341, second torr sprocket wheel 342 and torr chain support 343.Torr chain support 343 is perpendicular with sole 350, and And an end of torr chain support 343 is connected to sole 350, another end of torr chain support 343 is provided with the first torr Sprocket wheel 341.The junction of torr chain support 343 with sole 350 is provided with the second torr sprocket wheel 342.When the power of electromotor passes When delivering to driving wheel 330, driving wheel 330 rotates and drives crawler belt 310 to rotate, and crawler belt 310 rotates and drives directive wheel simultaneously 320, thrust wheel 100 and the rotation of the first torr sprocket wheel 341, thus equipment moves forward.

United reaper (not shown) of the present utility model includes crawler attachment 300 of the present utility model, frame, driving Platform, harvesting device and silo.Crawler attachment 300 is arranged on the lower section of frame, and bridge is arranged on above frame, gathers in device Being arranged on frame front, silo is arranged on frame rear.United reaper of the present utility model is big with the structure of existing harvester Causing identical, difference is that the crawler attachment 300 used is different, and especially thrust wheel 100 is different, about thrust wheel 100 and crawler belt The concrete structure foregoing of device 300 is it is stated that here is omitted.

The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (10)

1. a crawler attachment, it is characterised in that it includes multiple thrust wheel, crawler belt, directive wheel, driving wheel, torr chain wheel assembly And sole, multiple described thrust wheels are arranged on described sole and coordinate with described crawler belt, described directive wheel and institute Stating driving wheel and be separately positioned on the two ends of described crawler belt, one end of described torr chain wheel assembly is arranged on described sole, described The other end of torr chain wheel assembly coordinates with described crawler belt, and described thrust wheel includes wheel body, wheel shaft, clutch shaft bearing, the second bearing, end Lid, transparent cover and oil sealing, described wheel shaft is arranged on the inside of described wheel body and by described clutch shaft bearing and described second bearing Being connected with described wheel body, described end cap and described transparent cover are separately positioned on the two ends of described wheel body, and described oil sealing is arranged on described Between wheel shaft and described transparent cover, one end corresponding with described end cap of described wheel shaft is provided with backstopping assembly, described backstopping assembly It is arranged between described end cap and described clutch shaft bearing, between described end cap and described wheel body, is provided with the first sealing gasket, described The second sealing gasket it is provided with between transparent cover and described wheel body.

Crawler attachment the most according to claim 1, it is characterised in that described backstopping assembly includes positioning nut, cushion Circle and back-up ring, described location nut is arranged on the end of described wheel shaft, described back-up ring and described clutch shaft bearing abutting contact, institute State elastic washer to be arranged between described location nut and described back-up ring, and described elastic washer respectively with described location nut It is close to described back-up ring.

Crawler attachment the most according to claim 1, it is characterised in that described wheel body includes for arranging described clutch shaft bearing The first mounting groove, for arranging the second mounting groove of described second bearing and being arranged on described first mounting groove and described the Cavity between two mounting grooves, described first mounting groove, described second mounting groove and described cavity communicate with each other.

Crawler attachment the most according to claim 1, it is characterised in that the mid portion formation of described wheel body caves inward Groove, the both sides of described groove are outwardly relative to described groove and form flange in the both sides of described groove.

Crawler attachment the most according to claim 1, it is characterised in that described oil sealing includes the first oil sealing and with described One oil sealing contact the second oil sealing, the words of described first oil sealing towards the outside of described wheel body, the words of described second oil sealing Inner side towards described wheel body.

Crawler attachment the most according to claim 5, it is characterised in that described first oil sealing and described second oil sealing are double Lip oil sealing.

Crawler attachment the most according to claim 1, it is characterised in that described end cap is hemispherical.

Crawler attachment the most according to claim 1, it is characterised in that described thrust wheel also includes installing nut, described peace Loading nut is arranged on the end of the close described transparent cover of described wheel shaft.

Crawler attachment the most according to claim 1, it is characterised in that described torr chain wheel assembly include the first torr sprocket wheel, Two torr sprocket wheels and torr chain support, described first torr sprocket wheel and the second torr sprocket wheel are separately positioned on the two ends of described torr chain support.

10. a united reaper, it is characterised in that described united reaper includes as described in arbitrary in claim 1 to 9 Crawler attachment, described crawler attachment is connected with the frame of described united reaper and is positioned at the lower section of described frame.