CN108716529A - It is a kind of to walk device certainly - Google Patents
It is a kind of to walk device certainly Download PDFInfo
- Publication number
- CN108716529A CN108716529A CN201810849758.0A CN201810849758A CN108716529A CN 108716529 A CN108716529 A CN 108716529A CN 201810849758 A CN201810849758 A CN 201810849758A CN 108716529 A CN108716529 A CN 108716529A
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- Prior art keywords
- clutch part
- face
- bearing
- dynamic
- clutch
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0806—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts
- F16H37/0813—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts with only one input shaft
- F16H37/082—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts with only one input shaft and additional planetary reduction gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
- F16H48/24—Arrangements for suppressing or influencing the differential action, e.g. locking devices using positive clutches or brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/36—Differential gearings characterised by intentionally generating speed difference between outputs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/40—Constructional details characterised by features of the rotating cases
- F16H2048/405—Constructional details characterised by features of the rotating cases characterised by features of the bearing of the rotating case
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
- F16H2048/423—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon characterised by bearing arrangement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention provides a kind of from device is walked, and belongs to field of mechanical technique.It solves existing from walking the problems such as device has a single function, is loosely organized, stable smoothness is poor.This walks device certainly, differential mechanism including automatic clutch and with two and half axis connections, differential mechanism includes rotation shell, automatic clutch include can engage and detach automatically determine clutch part and dynamic clutch part, dynamic clutch part is being determined clutch part and is being rotated with determining to drive when clutch part engage, further include the bearing for connected with differential and automatic clutch from device is walked, clutch part empty set is determined wherein on a semiaxis, it rotates shell and determines clutch part and be fixedly connected with the inner ring of bearing, the outer sheath for rotating shell is equipped with set casing, it is provided with step on the medial surface of set casing, the cycle surface of bearing is resisted against at step.This is compact-sized and stable smooth under each operating mode from walking on the basis of utensil has the switching for being automatically performed operating mode and flexible turning function.
Description
Technical field
The invention belongs to field of mechanical technique, are related to one kind and walking device certainly.
Background technology
Lawn machine is also known as grass trimmer, grass mower etc., including mowing cutter, engine, walking mechanism, handle, control unit
Point, hand propelled lawn machine and self-propelled lawn machine can be divided into.The walking mechanism of lawn machine includes wheel shaft, and rolling is equipped on wheel shaft
Wheel.Hand propelled lawn machine is exactly manual implementation pattern, manually pushes lawn machine that idler wheel rotation is made to realize and walks；Self-propelled lawn machine
It is exactly automatically walk pattern, by lawn machine automatically walk, walking is realized by motor or the rotation of engine driving idler wheel.On lawn
It can realize that the component of lawn machine automatically walk was also known as lawn machine walks device certainly on machine.
Lawn machine needs to turn during walking, and Chinese patent literature data, which discloses, proposes a kind of multipurpose harvesting
Machine [application number：91221560.7 notification number：2119758U], a kind of differential mechanism is disclosed, live axle is divided into two semiaxis,
Differential mechanism is assemblied between two-semiaxle, differential mechanism by support plate, disk, by movable sprocket, reinforce disk fixed connection at shell
It is constituted with the axle shaft gear planetary gear mechanism two parts being made of axle shaft gear, planetary gear, axis pin, it is convenient to realize turning
Flexibly.
When lawn machine works, some places need automatically walk, some places need to carry out manually.Chinese patent literature provides
Material is open to propose a kind of grass trimmer [application number with automatic clutch：CN201210007798.3, publication number：
103202136A] comprising a casing, the mowing cutter being articulated in casing are mounted on driving cutter progress within casing
The mowing motor of mowing, be arranged in casing walk certainly motor, with from walking the relatively-stationary gear of motor, by gear
Driving walk certainly drive shaft, by walk to drive certainly shaft-driven a pair of rear wheels, mounted on casing front a pair of of front-wheel, be mounted on machine
Operating handle, power supply and the operating mechanism on handle at shell rear, are walking one be arranged between motor and gear certainly
A automatic clutch.From when walking motor work, automatic clutch is in the state of engagement by the effect of frictional force, after making
Wheel realizes automatically walk；From when walking motor and being stopped, frictional force deficiency is in the state of separation on automatic clutch, to make
Trailing wheel is realized to be carried out manually.Automatic clutch can adaptively realize engagement and separation with the change of electric machine operation state, no
It needs manually to operate clutch, the device of walking certainly of lawn machine is made to realize the switching for being automatically performed operating mode, operating mode
Including automatically walk pattern and manual implementation pattern.
If walking device certainly and should realize flexible turning on lawn machine, is automatically performed the switching of operating mode again, then
It will be from walking on device while differential mechanism and automatic clutch be arranged.How differential mechanism and automatic clutch to be incorporated into and walks device certainly
On, so that oneself is walked utensil the function for the switching for flexibly turning and being automatically performed operating mode, while also to make tight from device structure is walked
It gathers, can be stable smooth under each operating mode, it is urgent problem.
Invention content
The purpose of the present invention is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of to walk device, the technology of solution certainly
Problem is：How to make from walking on the basis of utensil has the switching for being automatically performed operating mode and flexible turning function, it is compact-sized
And it is stable smooth under each operating mode.
Object of the invention can be realized by the following technical scheme：
A kind of to walk device, including automatic clutch and the differential mechanism with two and half axis connections certainly, the differential mechanism includes rotation
Transcapsidation body, the automatic clutch include can engage and detach automatically determine clutch part and dynamic clutch part, the dynamic clutch part
With determine to drive when clutch part engages determine clutch part rotation, which is characterized in that walk certainly device further include be used for connected with differential
It is described to determine clutch part empty set wherein on a semiaxis with the bearing of automatic clutch, the rotation shell and to determine clutch part equal
It is fixedly connected with the inner ring of bearing, the outer sheath of the rotation shell is equipped with set casing, is arranged on the medial surface of the set casing
There are step, the cycle surface of the bearing to be resisted against at step.
It is fixedly connected by the inner ring of bearing and determines clutch part and rotation shell, made bearing, determine clutch part and rotation shell company
It is connected in one；Clutch part empty set is determined on semiaxis, makes to determine clutch part and rotation shell is arranged on semiaxis；And bearing outer ring
End face is located on the step of set casing, keeps set casing close at a distance from differential mechanism rotating shell.Set casing, bearing, differential mechanism
And determine connection relation and position relationship whole between clutch part make it is compact-sized from device is walked.
Dynamic clutch part and determine after clutch part engages automatically, to walk device completion certainly from manual implementation pattern to automatically walk pattern
Switching.Under automatically walk pattern, clutch part rotation is determined in dynamic clutch part driving, is rotated, is made by bearing synchronous drive differential mechanism
Two semiaxis rotation on differential mechanism, realizes and walks device automatically walk certainly.When automatically walk, due to determining clutch part empty set in semiaxis
On, determining the rotation of clutch part and semiaxis will not interfere, and ensure that two semiaxis differential turnings are smooth, and the cycle surface of bearing
Be resisted against at the step of set casing, i.e., by step to bearing, determine clutch part and rotation shell carries out axially position, reduce it is fixed from
Axial shaking occurs during movement for component and rotation shell, and rotor is arranged between the outer ring of bearing and inner ring, passes through
The end face of bearing outer ring positions, and does not interfere with the rotation of bearing inner race, and clutch part is determined in guarantee and rotation shell slow-roll stabilization is smooth,
Make stable smooth in automatically walk pattern from device is walked.
Dynamic clutch part and determine after clutch part is automatically separated, to walk device certainly and complete from automatically walk pattern to implementation pattern manually
Switching.Under manual implementation pattern, since clutch has been automatically separated, and clutch part empty set is determined on semiaxis, rotate shell
With determine to connect by the bearing with roller between clutch part, determine clutch part even if being connected on rotation shell, will not hinder
The movement of differential mechanism, differential mechanism can run well, and two semiaxis smooth can also rotate, and realize and easily carry out and flexibly turn
It is curved, make stable smooth when carrying out operating status manually from device is walked.
Bearing then looks for another way in of the invention commonly used in support parts, the common usage of bearing is breached, by bearing
For connecting and positioning, the new usage of bearing is developed, and make compact-sized and stable smooth from device is walked.The present invention from
Walking utensil has the switching for being automatically performed operating mode and the function of flexibly turning, and compact-sized, and in each Working mould
It can be stable smooth under formula.
Device is walked certainly above-mentioned, is had in a ring between the lateral surface of the bearing outer ring and the medial surface of set casing
Annular space.
The setting of annular space facilitates bearing to be placed into set casing and the end face of bearing outer ring is made to be resisted against progress standard on step
Determine position, avoiding the lateral surface of bearing outer ring from being stuck on the medial surface of set casing influences axially position, to avoid determining clutch part
The operation influenced from device is walked is interfered between semiaxis, is ensured stable smooth under each operating mode from device is walked.
Device is walked certainly above-mentioned, the rotation shell and determines the both ends that clutch part is located at bearing, the shell of revolution
One end that body is connect with bearing is connecting pin one, has the connection boss one of protrusion, the company on the end face of the connecting pin one
The medial surface of the lateral surface and bearing inner race that connect boss one to be inserted into bearing inner race, and connect boss one is interference fitted, described
The end face of connecting pin one is resisted against on the bearing inner race end face opposite with connecting pin one；One for determining clutch part and being connect with bearing
End is connecting pin two, and there is the connection boss two of protrusion, the connection boss two to be inserted into axis on the end face of the connecting pin two
The medial surface of the lateral surface and bearing inner race that hold in inner ring, and connect boss two is interference fitted, and the end face of the connecting pin two is supported
It leans against on the bearing inner race end face opposite with connecting pin two.
It rotates shell and determines clutch part and be interference fitted admittedly with bearing inner race by connecting boss one and connection boss two respectively
It is fixed, and positioned by the end face axial of the end face of connecting pin one and connecting pin two, make rotation shell, determine between clutch part and bearing
More compact structure, and make rotation shell and determine clutch part and the fixed connection structure of bearing inner race is more stable, to ensure from
It is stable smooth under each operating mode to walk device.
Device is walked certainly above-mentioned, between the end face and the end face for connecting boss two of the connection boss one there is gap.
The setting in gap ensures rotation shell and determine clutch part to be located by connecting with bearing when installing with bearing, avoid rotating shell with
Determining clutch part contact influences the accuracy of installation positioning, ensures stable smooth from device is walked.
Device is walked certainly above-mentioned, between the connection boss one and connection boss two is connected with bolt, it is described to determine clutch
Bolt hole is provided on part, the bar portion of the bolt is penetrated in bolt hole and is threadedly coupled with boss one is connect, the spiral shell
The head of bolt is resisted against the hole Yan Chu of bolt hole.After rotating shell and determining clutch part and bearing installation fixation, then pass through bolt
It further strengthens rotation shell, determine being fixedly connected between clutch part and bearing three, be further ensured that stable from device is walked
It is smooth.
Device is walked certainly above-mentioned, it further includes driving source to walk device certainly, and the automatic clutch further includes driving link, the drive
Dynamic source connect with driving link and driving link is driven to rotate, and the driving link moves clutch part and determines clutch part empty set in same semiaxis
On, and between dynamic clutch part is located at driving link and determines clutch part, the end face opposite with dynamic clutch part is with convex on the driving link
The drive block gone out, the end face opposite with driving link has a pushing block of protrusion on the dynamic clutch part, the drive block with push
Block is correspondingly arranged, and has the promotion face being obliquely installed on the side of the pushing block, has and push away on the side of the drive block
Dynamic face is opposite and the drive surface that is obliquely installed, and when driving link rotate, drive surface sticks on promotion face and the cunning on promotion face
Row determines clutch part when driving link stops operating and can act on dynamic clutch part to make promotion emaciated face from drive block, and make from
Component is detached with clutch part is determined.
Driving link rotates when driving source works, and when driving link rotates, the drive block on driving link is resisted against on promotion face simultaneously
It is slided on promotion face, since promotion face is obliquely installed, driving link generates tangential force and axial force to dynamic clutch part, to push
Dynamic clutch part rotation, and push dynamic clutch part close to clutch part is determined, so that clutch part is engaged with clutch part is determined, driving link,
Dynamic clutch part connects into an Integral synchronous rotation with clutch part is determined, and walks device certainly and is automatically performed from manual implementation pattern to automatic row
The switching of walking modes.In automatically walk pattern, due to driving link generate axial thrust, bearing outer ring end face steadily against
It at step, avoids that axial float occurs, make stable smooth under automatically walk pattern from device is walked.Driving source is stopped
When, driving link stops operating, and determines clutch part and act on dynamic clutch part to make promotion emaciated face from drive block, and dynamic clutch part with it is fixed from
Component is automatically separated, and is walked device certainly and is automatically performed from automatically walk pattern to the manual switching for carrying out pattern.It completes to carry out manually
During pattern switching, drive block will not interfere with dynamic clutch part from determining clutch part with drive block of the emaciated face from, driving link is pushed
Upper separation ensures smoothly completing for handoff procedure.Under manual implementation pattern, determines clutch part, dynamic clutch rack and driving link and locate
In discrete state, determining the movement of clutch part will not be interfered by dynamic clutch part and driving link, walked device certainly and carried out smooth operation manually,
Also it can flexibly be turned.The automatic clutch can be automatically performed relevant work pattern according to the working condition of driving source
Switching, assembling the automatic clutch makes have the ability for being automatically performed operating mode switching, and driving link, dynamic clutch part from walking utensil
It is set on same semiaxis, makes from the compact-sized of device is walked, the setting of fitted bearing is further ensured that walk certainly with positioning-clutching part
Device is stable smooth under each operating mode.Drive surface with push face paste lean on when drive move clutch part rotation make driving link with
Structure when dynamic clutch part connection is more stable, also makes stress evenly, to further make to walk device under automatic shape pattern certainly
It is stable smooth.
Device is walked certainly above-mentioned, the drive block has multiple and is uniformly distributed circumferentially, the pushing block and drive block
One-to-one correspondence, the pushing block and drive block are staggered and pushing block is inserted between two adjacent drive blocks, the driving
The side being reversed with drive surface on block is heteropleural face one, and the side being reversed with promotion face on the pushing block is heteropleural
Face two, opposite heteropleural face one and heteropleural face two are in always during determining clutch part and engaging and detach with dynamic clutch part to be divided
From state.
Drive block and pushing block are uniformly distributed and drive block is staggered with pushing block, it is ensured that drive block and pushing block
The uniform force in connection；Pushing block is inserted between two adjacent drive blocks, make drive surface with promotion face smoothly and rapidly
Realization is posted by connecting, and automatically walk pattern is made rapidly and accurately to complete to switch, and ensures smooth under automatically walk pattern from device is walked
Stable operation.Opposite heteropleural face one and heteropleural face two is located always during determining clutch part and engaging and detach with dynamic clutch part
In discrete state, it is ensured that during walking device completion operating mode switching certainly, heteropleural face one and heteropleural face two will not hinder
The movement for hindering clutch part makes operating mode smoothly switch completion, ensures from device is walked in each operating mode can be smooth
Stable operation.
Walk device certainly above-mentioned, on the dynamic clutch part with determine the end face that clutch part is oppositely arranged there is the dynamic embedding of protrusion
Conjunction portion has dynamic chimeric tooth that is multiple and being uniformly arranged in the circumferential direction on the dynamic fitting portion, has in week on the dynamic chimeric tooth
The opposite joint surface one of upward direction and parting surface one, the parting surface one are obliquely installed, the parting surface one and the face of promotion
Direction in the circumferential is identical, it is described determine to have on clutch part protrusion determine fitting portion with what dynamic fitting portion was oppositely arranged, it is described
To determine to have on fitting portion can determine embeded slot with move chimeric indented joint, with being oppositely arranged on the cell wall for determining embeded slot
Joint surface two and parting surface two, when dynamic chimeric tooth, which is embedded in, determines embeded slot, joint surface one is opposite with joint surface two and parting surface one
It is opposite with parting surface two.
When automatic clutch engages, driving link rotation, drive surface sticks on to which clutch part rotation is moved in driving on promotion face,
And driving dynamic clutch part close to clutch part is determined simultaneously, dynamic chimeric tooth, which is inserted into, to be determined in embeded slot, joint surface one and joint surface two
Opposite and abut the engagement for realizing and moving clutch part and determine clutch part, it is synchronous with shell is rotated that clutch part is determined in dynamic clutch part drive
Rotation.Automatic clutch detach when, driving link stops operating, and determine clutch part and continues to rotate in same direction, due to move clutch part lose it is dynamic
Power determines clutch part and dynamic clutch part and forms differential, and joint surface one is detached with joint surface two, parting surface one and parting surface two against,
Since parting surface one is obliquely installed, determines the dynamic clutch part of fitting portion driving and rotate in same direction simultaneously far from clutch part is determined, due to parting surface one
It is identical as the direction of the face of promotion in the circumferential, push emaciated face from drive surface, and heteropleural face one and heteropleural face two are also discrete state,
Dynamic clutch part, which is successfully detached from, determines clutch part, so that oneself is walked device and favorably accomplishes the switching for carrying out pattern manually, and so that oneself is walked device and exist
It can be stable smooth under manual implementation pattern.
Device is walked certainly above-mentioned, elastic pressuring plate is fixed on the set casing, the elastic pressuring plate resilient abutment is dynamic
On the lateral surface of clutch part.
When being switched to implementation pattern manually, dynamic clutch part is rotated by differential mechanism with semiaxis during manual carry out,
Elastic pressuring plate is resisted against on the lateral surface of dynamic clutch part, has decelerating effect to the dynamic clutch part to run out of steam, to quickly
Realize and move clutch part and determine the differential rotation between clutch part, make clutch part quickly with determine clutch part and detach, guarantee is walked certainly
Device smooth stable operation under manual implementation pattern.
Device is walked certainly above-mentioned, it further includes gear to walk device certainly, and the gear includes being connect with driving source
Planetary gear reduction assemblies and the gear set transmission component being connect with planetary gear reduction assemblies are set on the lateral surface of the driving link
It is equipped with engagement gear ring, the engagement gear ring engages connection with gear set transmission component.
Planetary gear reduction assemblies include gear ring, sun gear, planetary gear and planetary wheel carrier, and sun gear is located at the center of gear ring
And connect with driving source, planetary gear engages between gear ring and sun gear and respectively with gear ring and sun gear, planetary wheel carrier packet
Include shaft, one end of shaft has supporting rack, is provided with rotation axis on supporting rack, and planetary gear is arranged on the rotating shaft and can be around
Rotation axis rotate, planetary gear be typically provided with it is multiple, preferably three.Planetary gear reduction assemblies have decelerating effect and structure is steady
It is fixed compact.Gear set transmission component is the gear set that a gear or multiple gears form.Gear set transmission component is one
When gear, which is fixed in the shaft of planetary wheel carrier and is connected with the gear ring engagement of engaging of driving link.Gear set transmission group
When part is multiple gears, including driving wheel, intermediate gear one and intermediate gear two, driving wheel are fixed on the shaft of planetary wheel carrier
On, intermediate gear one is engaged with driving wheel, and intermediate gear two engages gear ring engagement, intermediate gear one and center tooth with driving link
Take turns two coaxially connected fixations.Driving source and driving link are connected and transmitted movement by gear, power and fortune can be made
Dynamic transmission is stablized, and to enable smoothly to run from walking device and stablize, while can also make the compact-sized of automation.
Device is walked certainly above-mentioned, the differential mechanism further includes two axle shaft gears, and two axle shaft gears are located at rotation
Both ends of transcapsidation body and respectively with two and half axis connections, axis pin, the both ends difference of the axis pin are fixed in the shell of revolution body
It is arranged with differential planetary wheel, the differential planetary wheel is located between two axle shaft gears and is engaged with two axle shaft gears.It is above-mentioned
The differential mechanism of structure can make flexibly to turn from walking device, and compact-sized, stable.
Compared with prior art, the present invention has the following advantages：
It from walking on device while being arranged differential mechanism and automatic clutch, and is connected by bearing, determines clutch part and shell of revolution
Body is fixedly connected with the inner ring of bearing, and the end face of bearing outer ring is resisted against on the step of set casing, and so that oneself is walked utensil has automatically
The function of completing operating mode switching and flexibly turn, and it is compact-sized, and can be stable under each operating mode
It is smooth.The setting of annular space rotates shell and determine the setting of fixed structure between clutch part and bearing, ensure to install accurate positioning and
Stable connection is further ensured that stable smooth from device is walked.The setting of the respective outer side edges bearing of automatic clutch makes to walk device certainly
Compact-sized and the operation is stable is smooth.
Description of the drawings
Fig. 1 is the stereogram that this walks device certainly；
Fig. 2 is the sectional view that this walks device certainly；
Fig. 3 is the exploded view one that this walks automatic clutch in device certainly；
Fig. 4 is the exploded view two that this walks automatic clutch in device certainly；
Fig. 5 is that this walks stereogram of the device under automatically walk pattern after cutting set casing certainly；
Fig. 6 is that this walks stereogram of the device under automatically walk pattern after cutting set casing certainly；
Fig. 7 is the stereogram that this walks differential mechanism internal structure in device certainly.
In figure, 1, set casing；1a, lid；1a1, step；1b, seat board；2, left half axle；3, right axle shaft；4, differential mechanism；4a,
Rotate shell；4a1, connecting pin one；4a2, connection boss one；4a3, gap；4b, axle shaft gear；4c, axis pin；4d, differential planetary
Wheel；5, automatic clutch；6, determine clutch part；6a, connecting pin two；6b, connection boss two；6c, bolt hole；6d, determine fitting portion；
6e, determine embeded slot；6e1, joint surface two；6e2, parting surface two；7, clutch part is moved；7a, pushing block；7a1, face is pushed；It is 7a2, different
Side two；7b, dynamic fitting portion；7c, dynamic chimeric tooth；7c1, joint surface one；7c2, parting surface one；7d, position limiting convex ring one；7e, limit
Position bulge loop two；8, driving link；8a, drive block；8a1, drive surface；8a2, heteropleural face one；8b, position limiting convex ring three；8c, engaging tooth
Circle；9, bearing；9a, annular space；11, driving source；12, elastic pressuring plate；13, gear；14, dust cover.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one
It is a kind of to walk device, including differential mechanism 4, automatic clutch 5, driving source 11 and gear certainly as shown in Fig. 1-Fig. 7
13.Differential mechanism 4 and two and half axis connections, two semiaxis are respectively left half axle 2 and right axle shaft 3.Differential mechanism 4 includes rotation shell
The left and right ends of 4a, rotation shell 4a are both provided with axle shaft gear 4b, respectively left half axle gear and right axle shaft gear, left half axle
Gear and right axle shaft gear are arranged in the inner cavity of rotation shell 4a.Left half axle gear is connect with left half axle 2, right axle shaft gear
It is connect with right axle shaft 3, left half axle 2 and right axle shaft 3 are coaxially disposed.It is additionally provided with two connected by axis pin 4c in rotation shell 4a
A differential planetary wheel 4d, two differential planetary wheel 4d are between left half axle gear and right axle shaft gear, and and left half axle gear
It is engaged with right axle shaft gear, axis pin 4c is fixed on rotation shell 4a and is vertically arranged with left half axle 2.The outer end of left half axle 2 connects
It is connected to idler wheel, the outer end of right axle shaft 3 is also connected with idler wheel.Axle shaft gear 4b, differential planetary wheel 4d are bevel gear.Above structure
Differential mechanism 4 it is compact-sized and stable.
Automatic clutch 5 is disposed therein on a semiaxis, and the present embodiment is for being arranged on right axle shaft 3；When automatic
Clutch 5 is arranged on left half axle 2, and relevant parts left and right position is opposite.Automatic clutch 5 include determine clutch part 6, move from
Component 7 and driving link 8, determining clutch part 6, dynamic clutch part 7 and driving link 8, empty set determines clutch on right axle shaft 3 successively from inside to outside
Part 6 is fixedly connected with rotation shell 4a, and dynamic clutch part 7 can slide on right axle shaft 3, and dynamic clutch part 7 is close to determine 6 energy of clutch part
It is enough with determine clutch part 6 and engage, move that clutch part 7 is separate to be determined clutch part 6 and can be detached with dynamic clutch part 7.On dynamic clutch part 7 with it is fixed from
There is the dynamic fitting portion 7b of protrusion on the end face that component 6 is oppositely arranged, have multiple on dynamic fitting portion 7b and circumferentially uniformly set
The dynamic chimeric tooth 7c set, moves one 7c2 of one 7c1 of joint surface and parting surface for having direction in the circumferential opposite on chimeric tooth 7c,
One 7c2 of parting surface is obliquely installed.Determine chimeric with moving with protrusion on the end face that dynamic clutch part 7 is oppositely arranged on clutch part 6
What portion 7b was correspondingly arranged determines fitting portion 6d, and embeded slot 6e can be determined with what dynamic chimeric tooth 7c was engaged by determining to have on fitting portion 6d, fixed
There is two 6e1 of joint surface and parting surface two 6e2 being oppositely arranged, two 6e2 of parting surface to be obliquely installed on the cell wall of embeded slot 6e, point
It is identical as the angle of inclination of one 7c2 of parting surface from two 6e2 of face.When dynamic chimeric tooth 7c, which is embedded in, determines embeded slot 6e, joint surface one
7c1 is opposite with two 6e1 of joint surface and can mutually recline, and one 7c2 of parting surface and two 6e2 of parting surface are opposite and can mutually paste
It leans on.
Be provided with the drive block 8a of protrusion on driving link 8 on the end face opposite with dynamic clutch part 7, drive block 8a have it is multiple simultaneously
It is uniformly distributed circumferentially, general setting three can also be arranged two or four.Have to tilt on the side of drive block 8a and set
The side being reversed with drive surface 8a1 on the drive surface 8a1 set, drive block 8a is one 8a2 of heteropleural face.The outside of driving link 8
There is engagement gear ring 8c, the end face of the both ends protrusion driving link 8 of engagement gear ring 8c on face.Dynamic clutch part 7 is opposite with driving link 8
The pushing block 7a of protrusion is provided on end face, pushing block 7a is corresponded with drive block 8a, and pushing block 7a interlocks with drive block 8a
Between setting and the two adjacent drive block 8a of pushing block 7a insertions, there is the promotion face being obliquely installed on the side of pushing block 7a
7a1 pushes face 7a1 identical as the directions of one 7c2 of parting surface in the circumferential, and face 7a1 is pushed to be oppositely arranged and incline with drive surface 8a1
Rake angle is identical, and drive surface 8a1 is sticked on the 7a1 of promotion face and pushed when driving link 8 rotates slides on the 7a1 of face.Pushing block 7a
The upper side being reversed with drive surface 8a1 be two 7a2 of heteropleural face, opposite one 8a2 of heteropleural face and two 7a2 of heteropleural face calmly from
Component 6 is in discrete state always during engaging and detach with dynamic clutch part 7.
It is provided with one 7d of position limiting convex ring on dynamic 7 end face opposite with clutch part 6 is determined of clutch part, moves clutch part 7 and driving link 8
It is provided with two 7e of position limiting convex ring on opposite end face, the limit of protrusion is provided on the end face opposite with dynamic clutch part 7 of driving link 8
Three 8b of bulge loop.One 7d of position limiting convex ring, which can be resisted against, to be determined on clutch part 6, and two 7e of position limiting convex ring can be resisted against three 8b of position limiting convex ring
On.When two 7e of position limiting convex ring and three 8b of position limiting convex ring against when, there is sky between the end face and the end face of driving link 8 of pushing block 7a
Gap also has gap, and moves clutch part 7 and determine clutch part 6 between the end face of drive block 8a and the end face of opposite dynamic clutch part 7
In discrete state.One 7d of position limiting convex ring, two 7e of position limiting convex ring and three 8b of position limiting convex ring carry out the axial movement for moving clutch part 7
Limit prevents from being moved through position and causes 5 failure of automatic clutch, is conducive to smooth from stablizing for device operation is walked.
Rotary shaft is provided in driving source 11, rotary shaft is arranged in parallel with right axle shaft 3, and rotary shaft connects with gear 13
It connects.Driving source 11 is generally motor or engine, and when driving source 11 is motor, the outside of driving source 11 is also arranged with anti-
Dust hood 14.Gear 13 include planetary gear reduction assemblies and gear set transmission component, planetary gear reduction assemblies include gear ring, with
Sun gear, the planetary gear being arranged between gear ring and sun gear and the planetary gear being connect with planetary gear that rotary shaft is fixedly connected
Frame, sun gear are located at the center of gear ring, and planetary gear is engaged with gear ring and sun gear respectively, and planetary wheel carrier includes shaft, shaft
One end there is supporting rack, be provided with rotation axis on supporting rack, planetary gear is arranged on the rotating shaft and can be rotated around rotation axis,
Planetary gear is typically provided with one or more, preferably two, three or four.Gear set transmission component includes and planet
The driving wheel of the shaft connection of wheel carrier, the intermediate gear one that is engaged with driving wheel and engage gear ring 8c engagements with driving link 8
Intermediate gear two, intermediate gear one and intermediate gear two are coaxially disposed.Gear set transmission component can be arranged as required to for
Multiple gears or a gear.
Further include set casing 1 from device is walked, set casing 1 includes that mutually lid closes fixed lid 1a and seat board 1b, lid 1a's
Right-end openings, seat board 1b lids close the right end in lid 1a and are fixed by screw.Lid 1a includes mounting portion one and mounting portion two,
Installation cavity one is set in mounting portion one, is provided with installation cavity two in mounting portion two, installation cavity one and installation cavity two are in mounting portion two
Right end at be connected to.Driving source 11 is fixed on the left side of mounting portion one, and the rotary shaft of driving source 11 is inserted into installation cavity one
Interior, gear 13 is located in installation cavity one, and gear ring is fixed in the cavity wall of installation cavity one, differential mechanism 4 and automatic clutch 5
In in installation cavity two.It is provided with left axle bearing bore on the left side of mounting portion two, left support bearing, left half axle are installed in left axle bearing bore
2 are fixed in left support bearing and are stretched out out of left axle bearing bore.Right axle bearing bore, right axle bearing bore are provided on the right side of seat board 1b
Interior installation right support bearing, right axle shaft 3 are fixed in right support bearing and are stretched out out of right axle bearing bore.Two semiaxis and set casing
Support is formed by left support bearing and right support bearing between 1.Catch one is fixed on left half axle 2, catch one, which is located at, to be fixed
In shell 1, the left end backstop of rotation shell 4a is located on catch one.Catch two is fixed on right axle shaft 3, catch two is located at actively
The outside of part 8,8 backstop of driving link are located on catch two.
Further include the bearing 9 for connected with differential 4 and automatic clutch 5 from device is walked, rotates shell 4a and determine clutch part 6
It is located at the both ends of bearing 9, rotates shell 4a and determine clutch part 6 and be fixedly connected with the inner ring of bearing 9.Rotate shell 4a with
One end that bearing 9 connects is one 4a1 of connecting pin, has one 4a2 of connection boss of protrusion, connection on the end face of one 4a1 of connecting pin
One 4a2 of boss is inserted into 9 inner ring of bearing, and the medial surface interference for connecting the lateral surface and 9 inner ring of bearing of one 4a2 of boss is matched
It closes, the end face of one 4a1 of connecting pin is resisted against on 9 inner ring of the bearing end face opposite with one 4a1 of connecting pin.Determine clutch part 6 and bearing 9
One end of connection is two 6a of connecting pin, has two 6b of connection boss of protrusion, two 6b of connection boss on the end face of two 6a of connecting pin
The medial surface of the lateral surface and 9 inner ring of bearing that are inserted into 9 inner ring of bearing, and connect two 6b of boss is interference fitted, connecting pin two
The end face of 6a is resisted against on 9 inner ring of the bearing end face opposite with two 6a of connecting pin.Connect end face and the connection boss of one 4a2 of boss
There is gap 4a3 between the end face of two 6b.Bolt is connected between two 6b of connection one 4a2 of boss and connection boss [in figure not show
Go out], determine to be provided with bolt hole 6c on clutch part 6, bolt hole 6c is worn through the end face of two 6b of connection boss, the bar portion of bolt
Enter in bolt hole 6c and be threadedly coupled with one 4a2 of boss is connect, the head of bolt is resisted against the hole Yan Chu of bolt hole 6c.It is fixed
Clutch part 6 and rotation shell 4a can also be fixedly connected with the inner ring of bearing 9 by screw, screw pass through one 4a1 of connecting pin and
9 inner ring of bearing is threadedly coupled, and screw is threadedly coupled across two 6a of connecting pin with 9 inner ring of bearing.
Step 1a1 is provided on the medial surface of mounting portion two, the cycle surface of bearing 9 is resisted against at step 1a1.Bearing 9
There is annular space 9a in a ring between the lateral surface and the medial surface of set casing 1 of outer ring.Elastic piece is fixed in lid 1a, elasticity
Piece includes fixed plate and the elastic pressuring plate 12 that is arranged in fixed plate, and fixed plate is fixed on set casing 1, and elastic pressuring plate 12 has two
Both sides that are a and being located at dynamic clutch part 7,12 resilient abutment of elastic pressuring plate is on the lateral surface of dynamic clutch part 7.Elastic pressuring plate
12 may be a piece of, be arranged in the outside of dynamic clutch part 7.
It is fixed on the casing of lawn machine by seat board 1b from device is walked, driving source 11 is connect with controller, passes through controller
Control driving source 11 works and is stopped.From manual pattern switching of carrying out to automatically walk pattern：Make driving by controller
Source 11 works, and when driving source 11 works, the rotary shaft rotation in driving source 11 makes driving link 8 rotate, drives by gear 13
Dynamic face 8a1 is sticked on the 7a1 of promotion face on and is slided on pushing face 7a1, is rotated and to which clutch part 7 is moved in driving to determining clutch part
6 is close, and chimeric tooth is embedded into embeded slot, and one 7c1 of joint surface and two 6e1 of joint surface are abutted, driving link 8, dynamic clutch part 7
It is connected as an Integral synchronous rotation with clutch part 6 is determined, and so that rotation shell 4a is rotated by bearing 9, drives left half axle 2 and the right side
Semiaxis 3 rotates, and realizes the automatically walk of autonomous device, is automatically performed switching of the manual implementation pattern to automatically walk pattern.From hand
Dynamic pattern switching of carrying out is to automatically walk pattern：Driving source 11 is set to be stopped by controller, after driving source 11 is stopped,
Rotary shaft in driving source 11 stops operating, and driving link 8 also stops operating, and carries out, from device is walked, determining clutch part 6 with shell of revolution manually
Body 4a rotation, dynamic clutch part 7 under the driving of no driving link 8 with determine clutch part 6 and occur differential rotation, one 7c1 of joint surface with
Two 6e1 of joint surface is detached, and one 7c2 of parting surface and two 6e2 of parting surface recline, determine clutch part 6 by two 6e2 of parting surface move from
Component 7 rotates and keeps clutch part 7 close to driving link 8, and drive surface 8a1 is detached with face 7a1 is pushed after dynamic clutch part 7 rotates,
Dynamic clutch part 7 is detached from close to chimeric tooth afterwards out of embeded slot to driving link 8, determines clutch part 6, dynamic clutch part 7 and driving link 8 each other
Separation is automatically performed automatically walk pattern to the manual switching for carrying out pattern.
It is fixedly connected by the inner ring of bearing 9 and determines clutch part 6 and rotation shell 4a, made bearing 9, determine clutch part 6 and rotate
Shell 4a is connected as one；Clutch part 6, dynamic clutch part 7 and 8 equal empty set of driving link are determined on right axle shaft 3, have saved set casing 1
Interior space；And the end face of 9 outer ring of bearing is located on the step 1a1 of set casing 1, and set casing 1 is made to rotate shell with differential mechanism 4
The distance of 4a is close, reduces the volume of set casing 1.Whole connection between set casing 1, bearing 9, differential mechanism 4 and automatic clutch 5
Relationship and position relationship make compact-sized from device is walked.The position of driving source 11 and gear 13 is arranged and the sky of set casing 1
Between be laid out, further make to walk device compact-sized.
When automatically walk, due to determining clutch part 6, dynamic clutch part 7 and 8 equal empty set of driving link on right axle shaft 3, it is integrated
The rotation of automatic clutch 5 and right axle shaft 3 will not interfere, ensure left half axle 2 and the turning of 3 differential of right axle shaft and linear rows
Walk smooth, and the cycle surface of bearing 9 is resisted against at step 1a1, i.e., by step 1a1 to bearing 9, automatic clutch 5 and rotation
Transcapsidation body 4a carries out axially position, and the axial force of driving link 8 makes the end face of 9 outer ring of bearing more stably be resisted against step 1a1
Place, avoids automatic clutch 5 and axial float occurs during movement for differential mechanism 4, and the outer ring of bearing 9 and inner ring it
Between rotor is set, positioned by the end face of 9 outer ring of bearing, do not interfere with the rotation of 9 inner ring of bearing, ensure 5 He of automatic clutch
It is smooth to rotate shell 4a slow-roll stabilizations, makes stable smooth in automatically walk pattern from device is walked.Under manual implementation pattern,
Design feature due to determining clutch part 6, dynamic clutch part 7 and driving link 8 enables three to be separated from each other, and the process detached will not
It is hindered to be smoothed out, while rotating shell 4a and clutch part 6 is determined by the connection of bearing 9 with rotor, accordingly even when
It is connected on rotation shell 4a and determines clutch part 6, will not hinder the movement of differential mechanism 4, differential mechanism 4 that can run well, realized
Easily carry out and flexibly turn, makes stable smooth when carrying out operating status manually from device is walked.This walks utensil certainly has automatically
It is compact-sized and can be run under each operating mode on the basis of switching and the flexible turning function of completing operating mode
Stablize smooth.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of walking device, including automatic clutch (5) and the differential mechanism (4) with two and half axis connections, the differential mechanism (4) certainly
Including rotation shell (4a), the automatic clutch (5) include can engage and detach automatically determine clutch part (6) and dynamic clutch
Part (7), the dynamic clutch part (7) with determine to drive when clutch part (6) engages determine clutch part (6) rotation, which is characterized in that
Further include the bearing (9) for connected with differential (4) and automatic clutch (5) from device is walked, it is described to determine clutch part (6) empty set at it
In on a semiaxis, the rotation shell (4a) and determine clutch part (6) and be fixedly connected with the inner ring of bearing (9), the rotation
The outer sheath of shell (4a) is equipped with set casing (1), and step (1a1), the bearing are provided on the medial surface of the set casing (1)
(9) cycle surface is resisted against at step (1a1).
2. according to claim 1 walk device certainly, which is characterized in that the lateral surface of bearing (9) outer ring and set casing (1)
Medial surface between there is annular space (9a) in a ring.
3. according to claim 1 or 2 walk device certainly, which is characterized in that the rotation shell (4a) is divided with clutch part (6) is determined
Not Wei Yu bearing (9) both ends, described rotation one end for being connect with bearing (9) shell (4a) is connecting pin one (4a1), the company
Connecing, there is the connection boss one (4a2) of protrusion, the connection boss one (4a2) to be inserted into bearing (9) on the end face of end one (4a1)
In inner ring, and the medial surface for the lateral surface and bearing (9) inner ring for connecting boss one (4a2) is interference fitted, the connecting pin one
The end face of (4a1) is resisted against on bearing (9) inner ring and the opposite end face in connecting pin one (4a1)；It is described to determine clutch part (6) and bearing
(9) one end connected is connecting pin two (6a), has the connection boss two (6b) of protrusion on the end face of the connecting pin two (6a),
The connection boss two (6b) is inserted into bearing (9) inner ring, and connects the lateral surface and bearing (9) inner ring of boss two (6b)
Medial surface is interference fitted, and the end face of the connecting pin two (6a) is resisted against bearing (9) inner ring and the opposite end in connecting pin two (6a)
On face.
4. according to claim 3 walk device certainly, which is characterized in that the connection boss one (4a2) and connection boss two
Bolt is connected between (6b), described to determine to be provided with bolt hole (6c) on clutch part (6), the bar portion of the bolt penetrates bolt
It is threadedly coupled in through-hole (6c) and with boss one (4a2) is connect, the head of the bolt is resisted against the hole edge of bolt hole (6c)
Place.
5. according to claim 1 or 2 walk device certainly, which is characterized in that it further includes driving source (11) to walk device certainly, described automatic
Clutch (5) further includes driving link (8), and the driving source (11) connect with driving link (8) and driving link (8) is driven to rotate, institute
It states driving link (8), dynamic clutch part (7) and determines clutch part (6) empty set on same semiaxis, and dynamic clutch part (7) is located at driving link
(8) and between determining clutch part (6), the end face opposite with dynamic clutch part (7) has the drive block of protrusion on the driving link (8)
(8a), the end face opposite with driving link (8) has the pushing block (7a) of protrusion, the drive block on the dynamic clutch part (7)
(8a) is correspondingly arranged with pushing block (7a), has the promotion face (7a1) being obliquely installed on the side of the pushing block (7a), described
Have on the side of drive block (8a) and push the drive surface (8a1) that face (7a1) is opposite and is obliquely installed, when driving link (8) turn
Drive surface (8a1) is sticked on promotion face (7a1) and is slided on pushing face (7a1) when dynamic, when driving link (8) stops operating
Determine clutch part (6) and can act on dynamic clutch part (7) promotion face (7a1) is made to be detached from drive block (8a), and makes clutch part (7)
It is detached with clutch part (6) is determined.
6. according to claim 5 walk device certainly, which is characterized in that the drive block (8a) has multiple and circumferentially uniformly divides
Cloth, the pushing block (7a) correspond with drive block (8a), and the pushing block (7a) is staggered and pushes away with drive block (8a)
Motion block (7a) is inserted between two adjacent drive blocks (8a), is reversed with drive surface (8a1) on the drive block (8a)
Side is heteropleural face one (8a2), and the side being reversed with promotion face (7a1) on the pushing block (7a) is heteropleural face two
(7a2), opposite heteropleural face one (8a2) and heteropleural face two (7a2) are engaged and are detached with dynamic clutch part (7) determining clutch part (6)
During always be in discrete state.
7. according to claim 5 walk device certainly, which is characterized in that on the dynamic clutch part (7) and determine clutch part (6) relatively
The end face of setting has the dynamic fitting portion (7b) of protrusion, has on the dynamic fitting portion (7b) multiple and is uniformly arranged in the circumferential direction
Dynamic chimeric tooth (7c), it is described to move the joint surface one (7c1) and parting surface for having direction in the circumferential opposite on chimeric tooth (7c)
One (7c2), the parting surface one (7c2) are obliquely installed, the court of the parting surface one (7c2) with promotion face (7a1) in the circumferential
To identical, it is described it is determining to have on clutch part (6) protrusion be oppositely arranged with dynamic fitting portion (7b) determine fitting portion (6d), it is described fixed
Have to be capable of on fitting portion (6d) and determine embeded slot (6e) with what dynamic chimeric tooth (7c) engaged, on the cell wall for determining embeded slot (6e)
With the joint surface two (6e1) and parting surface two (6e2) being oppositely arranged, when dynamic chimeric tooth (7c), which is embedded in, determines embeded slot (6e)
Joint surface one (7c1) is opposite with joint surface two (6e1) and parting surface one (7c2) and parting surface two (6e2) are opposite.
8. according to claim 1 or 2 walk device certainly, which is characterized in that be fixed with elastic pressuring plate on the set casing (1)
(12), elastic pressuring plate (12) resilient abutment is on the lateral surface of dynamic clutch part (7).
9. according to claim 5 walk device certainly, which is characterized in that it further includes gear (13), the speed change to walk device certainly
Mechanism (13) includes the planetary gear reduction assemblies being connect with driving source (11) and the gear set being connect with planetary gear reduction assemblies
Transmission component is provided with engagement gear ring (8c), the engagement gear ring (8c) and gear set biography on the lateral surface of the driving link (8)
Dynamic component engagement connection.
10. according to claim 1 or 2 walk device certainly, which is characterized in that the differential mechanism (4) further includes two half axle gears
Take turns (4b), two axle shaft gears (4b) be located at rotation shell (4a) both ends and respectively with two and half axis connections, the rotation
It is fixed with axis pin (4c) in transcapsidation body (4a), the both ends of the axis pin (4c) are arranged with differential planetary wheel (4d), the difference respectively
Fast planetary gear (4d) is located between two axle shaft gears (4b) and is engaged with two axle shaft gears (4b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810849758.0A CN108716529B (en) | 2018-07-28 | 2018-07-28 | Self-propelled device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810849758.0A CN108716529B (en) | 2018-07-28 | 2018-07-28 | Self-propelled device |
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| Publication Number | Publication Date |
|---|---|
| CN108716529A true CN108716529A (en) | 2018-10-30 |
| CN108716529B CN108716529B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810849758.0A Active CN108716529B (en) | 2018-07-28 | 2018-07-28 | Self-propelled device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554118A (en) * | 2020-12-24 | 2021-03-26 | 格力博(江苏)股份有限公司 | Garden tool |
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| CN112554118A (en) * | 2020-12-24 | 2021-03-26 | 格力博(江苏)股份有限公司 | Garden tool |
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