CN208565482U - It is a kind of to walk device certainly - Google Patents
It is a kind of to walk device certainly Download PDFInfo
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- CN208565482U CN208565482U CN201821210714.5U CN201821210714U CN208565482U CN 208565482 U CN208565482 U CN 208565482U CN 201821210714 U CN201821210714 U CN 201821210714U CN 208565482 U CN208565482 U CN 208565482U
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Abstract
The utility model provides one kind 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 separate 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, it 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, step is provided on the medial surface of set casing, the cycle surface of bearing is resisted against at step.This from walk device have be automatically performed on the basis of the switching and flexible turning function of operating mode, it is compact-sized and stable smooth under each operating mode.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to one kind and walks device certainly.
Background technique
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 mode, manually pushes lawn machine to realize idler wheel rotation and walks；Self-propelled lawn machine
It is exactly automatically walk mode, by lawn machine automatically walk, walking is realized by motor or the rotation of engine driving idler wheel.On lawn
What the component that can be realized lawn machine automatically walk on machine was also known as lawn machine walks device certainly.
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, pin shaft, 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 money
Material is open propose it is a kind of with automatic clutch grass trimmer [application number: CN201210007798.3, publication number:
103202136A] comprising a casing, the mowing cutter being articulated in casing are mounted on driving cutter progress within casing
Walking motor certainly, walking the relatively-stationary gear of motor, by gear with oneself in casing is arranged in the mowing motor of mowing
Driving walks drive shaft, by walking to drive shaft-driven a pair of rear wheels certainly, a pair of of the front-wheel for being mounted on casing front, being mounted on machine certainly
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, thus after making
Wheel realizes automatically walk；From when walking motor and stopping working, frictional force deficiency is in isolated state on automatic clutch, to make
Rear-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 mode and manual implementation mode.
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 device has the function of flexibly turning and being automatically performed the switching of 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.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose one kind and walk device certainly, solution
Technical problem is: how to make from walk device have be automatically performed on the basis of the switching and flexible turning function of operating mode, structure
It is compact and stable smooth under each operating mode.
The purpose of this utility model can be realized by the following technical scheme:
A kind of to walk device certainly, the differential mechanism including automatic clutch and with two and half axis connections, the differential mechanism includes rotation
Transcapsidation body, the automatic clutch include can engage and separate automatically determine clutch part and dynamic clutch part, the dynamic clutch part
Clutch part rotation is being determined with determining to drive when clutch part engages, which is characterized in that walking device certainly further includes 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 is step, the cycle surface of the bearing is 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 determines connection relationship and positional relationship whole between clutch part and make to walk device compact-sized.
Dynamic clutch part with determine to walk device completion certainly from manual implementation mode to automatically walk mode after clutch part engages automatically
Switching.Under automatically walk mode, 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, the rotation for determining clutch part and semiaxis will not interfere, guarantee 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 carry out axially position, reduce determine from
Axial shaking occurs in the process of 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 will not influence 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 mode from device is walked.
Dynamic clutch part and determine to walk device certainly and complete from automatically walk mode to implementation mode manually after clutch part is automatically separated
Switching.Under manual implementation mode, since clutch has been automatically separated, and clutch part empty set is determined on semiaxis, rotate shell
With determine to connect between clutch part by the bearing with roller, even if being connected on rotation shell and determining clutch part, 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 is commonly used in support components, then looks for another way in the utility model, breaches the common usage of bearing, will
Bearing develops the new usage of bearing, and make compact-sized and stable smooth from device is walked for connecting and positioning.This is practical
Novel device of walking certainly has the function of the switching for being automatically performed operating mode and flexibly turns, and compact-sized, and each
It can be stable smooth under a operating mode.
It walks in device in above-mentioned, has in a ring between the lateral surface of the bearing outer ring and the medial surface of set casing certainly
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 guaranteed stable smooth under each operating mode from device is walked.
It is walked in device certainly in 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, has the connection boss two of protrusion on the end face of the connecting pin two, and the connection boss two is inserted into axis
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 pass through connection boss one and connection boss two and bearing inner race interference fit respectively admittedly
It is fixed, and by the positioning of the end face axial of the end face of connecting pin one and connecting pin two, make to rotate shell, determine between clutch part and bearing
More compact structure, and make to rotate shell and determine clutch part and the fixed connection structure of bearing inner race is more stable, thus guarantee oneself
It is stable smooth under each operating mode to walk device.
It is walked in device certainly in above-mentioned, there is gap between the end face of the connection boss one and the end face for connecting boss two.
The setting in gap guarantees rotation shell and determine clutch part to be located by connecting with bearing installation Shi Junyu bearing, avoid rotating shell with
Determining clutch part contact influences the accuracy of installation positioning, guarantees stable smooth from device is walked.
It is walked in device certainly in above-mentioned, is connected with bolt between the connection boss one and connection boss two, 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.
It is walked in device certainly in above-mentioned, walking device certainly further includes driving source, 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 dynamic clutch part is located at driving link and determines between clutch part, the end face opposite with dynamic clutch part has convex on the driving link
Drive block out, the end face opposite with driving link has a pushing block of protrusion on the dynamic clutch part, the drive block and pushes
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 rotation, drive surface sticks on promotion face and sliding on promotion face
Row, determine when driving link stops operating clutch part can act on dynamic clutch part make promotion emaciated face from drive block, and make from
Component is separated 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, engage clutch part 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 mode to automatic row
The switching of walking modes.In automatically walk mode, 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 mode from device is walked.Driving source stops working
When, driving link stops operating, determine clutch part and act on dynamic clutch part to make to push emaciated face from drive block, and dynamic clutch part and it is fixed from
Component is automatically separated, and is walked device certainly and is automatically performed from automatically walk mode to the manual switching for carrying out mode.It completes to carry out manually
During pattern switching, drive block and emaciated face is pushed to will not interfere with dynamic clutch part from determining clutch part from, the drive block of driving link
Upper separation guarantees smoothly completing for handoff procedure.Under manual implementation mode, determines clutch part, dynamic clutch rack and driving link and locate
In discrete state, the movement for determining clutch part will not be walked certainly device and carry out smooth operation manually by the interference of dynamic clutch part and driving link,
Also it is able to carry out flexible turning.The automatic clutch can be automatically performed relevant work mode 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 device
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 and push face paste drive when leaning on dynamic clutch part rotation make driving link with
Structure when dynamic clutch part connection is more stable, also makes stress more evenly, to further make to walk device under automatic shape mode certainly
It is stable smooth.
It is walked in device certainly in 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 on block with drive surface is heteropleural face one, and the side being reversed on the pushing block with promotion face is heteropleural
Face two, opposite heteropleural face one and heteropleural face two are in always during determining clutch part and engaging and separate 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, makes drive surface and promotion face smoothly and rapidly
Realization is posted by connecting, and automatically walk mode is made rapidly and accurately to complete to switch, and guarantees smooth under automatically walk mode from device is walked
Stable operation.Opposite heteropleural face one and heteropleural face two is located always during determining clutch part and engaging and separate 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, guarantees from device is walked in each operating mode can be smooth
Stable operation.
Walked in device certainly in above-mentioned, on the dynamic clutch part with determine end face that clutch part is oppositely arranged and have moving for protrusion embedding
Conjunction portion has on the dynamic chimeric tooth in week with dynamic chimeric tooth that is multiple and being uniformly arranged in the circumferential direction on the dynamic fitting portion
Upward towards opposite joint surface one and parting surface one, the parting surface one is obliquely installed, the parting surface one and the face of promotion
In the circumferential towards identical, it is described it is determining to have on clutch part protrusion be oppositely arranged with dynamic fitting portion determine fitting portion, it is described
Determine to have on fitting portion can with the embeded slot of determining of dynamic chimeric indented joint, with being oppositely arranged on the cell wall for determining embeded slot
Joint surface two and parting surface two, the joint surface one and joint surface two is opposite and parting surface one when dynamic chimeric tooth, which is embedded in, determines embeded slot
It is opposite with parting surface two.
When automatic clutch engages, driving link rotation, drive surface is sticked on to drive dynamic clutch part rotation 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 each other the engagement realized dynamic 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 separate when, driving link stops operating, determine clutch part and continue 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 separated with joint surface two, parting surface one and parting surface two against,
Since parting surface one is obliquely installed, determines fitting portion and dynamic clutch part is driven to rotate in same direction simultaneously far from clutch part is determined, due to parting surface one
With the face of promotion in the circumferential towards identical, 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 mode manually, and so that oneself is walked device and exist
It can be stable smooth under manual implementation mode.
It is walked in device certainly in 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 mode 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, thus quickly
Realize dynamic clutch part and determine the differential rotation between clutch part, make clutch part quickly with determine clutch part and separate, guarantee is walked certainly
Device smooth stable operation under manual implementation mode.
It is walked in device certainly in above-mentioned, walking device certainly further includes gear, and the gear includes connecting with driving source
Planetary gear reduction assemblies and the gear set transmission component connecting 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 support frame, is provided with rotation axis on support frame, and planetary gear is arranged on the rotating shaft and can be around
Rotation axis rotation, 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 connects 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 into simultaneously passing movement by gear, power and fortune can be made
Dynamic transmitting is stablized, to enable smoothly to run from walking device and stablize, while can also make the compact-sized of automation.
It is walked in device certainly in 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, pin shaft, the both ends difference of the pin shaft 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 engages 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 utility model has the advantage that
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, is made from device is walked with automatic
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, guarantee to install accurate positioning and
Stable connection is further ensured that stable smooth from device is walked.The setting of the structure fitted bearing of automatic clutch makes to walk device certainly
Compact-sized and the operation is stable is smooth.
Detailed description of the invention
Fig. 1 is the perspective view that this walks device certainly；
Fig. 2 is the cross-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 perspective view of the device under automatically walk mode after cutting set casing certainly；
Fig. 6 is that this walks perspective view of the device under automatically walk mode after cutting set casing certainly；
Fig. 7 is the perspective view 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, pin shaft；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 embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model 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 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.Two connected by pin shaft 4c are additionally provided 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, pin shaft 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 components left-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, successively empty set determines clutch on right axle shaft 3 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 separate 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, move have on chimeric tooth 7c in the circumferential towards opposite one 7c2 of one 7c1 of joint surface and parting surface,
One 7c2 of parting surface is obliquely installed.Determine chimeric with moving with what is protruded 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 tilt angle 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 also can be set two or four.On the side of drive block 8a there is inclination to set
The side being reversed on the drive surface 8a1 set, drive block 8a with drive surface 8a1 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, pushing block 7a and drive block 8a one-to-one correspondence are provided on end face, pushing block 7a interlocks with drive block 8a
Between setting and the two adjacent drive block 8a of pushing block 7a insertion, there is the promotion face being obliquely installed on the side of pushing block 7a
7a1, push face 7a1 and one 7c2 of parting surface in the circumferential towards identical, promotion face 7a1 is oppositely arranged and inclines 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 during engaging and separate with dynamic clutch part 7 always.
Dynamic clutch part 7 is provided with one 7d of position limiting convex ring on the end face opposite with clutch part 6 is determined, and 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 of pushing block 7a and the end face of driving link 8
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 of dynamic 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 and gear 13 connect
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 support frame, be provided with rotation axis on support frame, planetary gear is arranged on the rotating shaft and can rotate around rotation axis,
Planetary gear is typically provided with one or more, preferably two, three or four.Gear set transmission component includes and planet
It the driving wheel of the shaft connection of wheel carrier, the intermediate gear one that is engaged with driving wheel and is engaged with the gear ring 8c that engages of driving link 8
Intermediate gear two, intermediate gear one and intermediate gear two are coaxially disposed.Gear set transmission component, which can according to need, to be set as
Multiple gears or a gear.
It 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 lid 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 stretch 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 stretch 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.Baffle one is fixed on left half axle 2, baffle one, which is located at, to be fixed
In shell 1, the left end backstop of rotation shell 4a is located on baffle one.Baffle two is fixed on right axle shaft 3, baffle two is located at actively
The outside of part 8,8 backstop of driving link are located on baffle 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 on the end face of two 6a of connecting pin, connects two 6b of boss
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 connection one 4a2 of boss and connection two 6b of boss [not show in figure
Out], determine to be provided with bolt hole 6c on clutch part 6, bolt hole 6c is worn through the end face of connection two 6b of 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 by screw with the inner ring of bearing 9, screw pass through one 4a1 of connecting pin and
9 inner ring of bearing is threadedly coupled, and screw passes through two 6a of connecting pin and is threadedly coupled 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 of outer ring and the medial surface of set casing 1.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
Two 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 or a piece of, the outside of dynamic clutch part 7 is set.
From walking on the casing that device is fixed on lawn machine by seat board 1b, driving source 11 is connect with controller, passes through controller
Control driving source 11 works and stops working.From manual pattern switching of carrying out to automatically walk mode: making to drive by controller
Source 11 works, and when driving source 11 works, the rotary shaft in driving source 11 is rotated, and rotates driving link 8 by gear 13, drives
Dynamic face 8a1 is sticked on the 7a1 of promotion face on and is slided on pushing face 7a1, so that dynamic clutch part 7 be driven to rotate and 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 each other, driving link 8, dynamic clutch part 7
It is connected as an Integral synchronous rotation with clutch part 6 is determined, and makes to rotate shell 4a rotation 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 the switching of manual implementation mode to automatically walk mode.From hand
Dynamic pattern switching of carrying out is to automatically walk mode: so that driving source 11 is stopped working by controller, after driving source 11 stops working,
Rotary shaft in driving source 11 stops operating, and driving link 8 also stops operating, and carries out determining clutch part 6 with shell of revolution from device is walked 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 separation, one 7c2 of parting surface and two 6e2 of parting surface recline, determine clutch part 6 pass through 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 separated with face 7a1 is pushed after dynamic clutch part 7 rotates,
Dynamic clutch part 7 is detached from out of embeded slot to driving link 8 close to chimeric tooth afterwards, determines clutch part 6, dynamic clutch part 7 and driving link 8 each other
Separation is automatically performed automatically walk mode to the manual switching for carrying out mode.
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 the equal empty set of driving link 8 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 and differential mechanism 4 is made to rotate shell
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 positional relationship make compact-sized from device is walked.The sky of the setting of the position of driving source 11 and gear 13 and 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 the equal empty set of driving link 8 on right axle shaft 3, it is integrated
The rotation of automatic clutch 5 and right axle shaft 3 will not interfere, guarantee 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 in the process of 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, will not influence the rotation of 9 inner ring of bearing, guarantee 5 He of automatic clutch
It is smooth to rotate shell 4a slow-roll stabilization, makes stable smooth in automatically walk mode from device is walked.Under manual implementation mode,
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 isolated process will not
Being hindered can go on smoothly, while rotating shell 4a and determining clutch part 6 by the connection of bearing 9 with rotor, accordingly even when
It is connected on rotation shell 4a and determines clutch part 6, the movement of differential mechanism 4 will not be hindered, differential mechanism 4 can run well, and realize
Easily carry out and flexibly turn, makes stable smooth when carrying out operating status manually from device is walked.This has automatically from device is walked
It is compact-sized and can be run under each operating mode on the basis of the switching and flexible turning function of completing operating mode
Stablize smooth.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. a kind of from walking device, including automatic clutch (5) and with the differential mechanism (4) of two and half axis connections, the differential mechanism (4)
Including rotate shell (4a), the automatic clutch (5) include can engage and separate 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) rotate, which is characterized in that
It 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, 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), is provided with step (1a1), the bearing 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) are determined
Not Wei Yu bearing (9) both ends, described one end for connecting with bearing (9) of rotation shell (4a) is connecting pin one (4a1), the company
The connection boss one (4a2) on the end face of end one (4a1) with protrusion is connect, the connection boss one (4a2) is inserted into bearing (9)
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 connecting pin one (4a1) opposite end face；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 interference fit, the end face of the connecting pin two (6a) is resisted against bearing (9) inner ring and connecting pin two (6a) opposite end
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 walking device certainly further includes driving source (11), 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) are located at driving link
(8) and determine between 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 separated 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) and drive block (8a) are corresponded, 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 on the drive block (8a) with drive surface (8a1)
Side is heteropleural face one (8a2), and the side being reversed on the pushing block (7a) with promotion face (7a1) is heteropleural face two
(7a2), opposite heteropleural face one (8a2) and heteropleural face two (7a2) are engaged and are separated 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, with multiple and be uniformly arranged in the circumferential direction on the dynamic fitting portion (7b)
Dynamic chimeric tooth (7c), have on dynamic chimeric tooth (7c) in the circumferential towards opposite joint surface one (7c1) and parting surface
One (7c2), the parting surface one (7c2) are obliquely installed, the court of the parting surface one (7c2) and promotion face (7a1) in the circumferential
It is described to determine that there is determining fitting portion (6d) with what dynamic fitting portion (7b) was oppositely arranged for protrusion on clutch part (6) to identical, it is described fixed
Having on fitting portion (6d) can 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 walking device certainly further includes gear (13), the speed change
Mechanism (13) includes the planetary gear reduction assemblies connecting with driving source (11) and the gear set connecting 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 pin shaft (4c) in transcapsidation body (4a), the both ends of the pin shaft (4c) are arranged with differential planetary wheel (4d), the difference respectively
Fast planetary gear (4d) is located between two axle shaft gears (4b) and engages with two axle shaft gears (4b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821210714.5U CN208565482U (en) | 2018-07-28 | 2018-07-28 | It is a kind of to walk device certainly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821210714.5U CN208565482U (en) | 2018-07-28 | 2018-07-28 | It is a kind of to walk device certainly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208565482U true CN208565482U (en) | 2019-03-01 |
Family
ID=65448725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821210714.5U Withdrawn - After Issue CN208565482U (en) | 2018-07-28 | 2018-07-28 | It is a kind of to walk device certainly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208565482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716529A (en) * | 2018-07-28 | 2018-10-30 | 台州建瓴工贸有限公司 | It is a kind of to walk device certainly |
-
2018
- 2018-07-28 CN CN201821210714.5U patent/CN208565482U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716529A (en) * | 2018-07-28 | 2018-10-30 | 台州建瓴工贸有限公司 | It is a kind of to walk device certainly |
| CN108716529B (en) * | 2018-07-28 | 2023-12-12 | 台州建瓴工贸有限公司 | Self-propelled device |
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