CN205715351U - A kind of jaw clutch automatically - Google Patents
A kind of jaw clutch automatically Download PDFInfo
- Publication number
- CN205715351U CN205715351U CN201620580106.8U CN201620580106U CN205715351U CN 205715351 U CN205715351 U CN 205715351U CN 201620580106 U CN201620580106 U CN 201620580106U CN 205715351 U CN205715351 U CN 205715351U
- Authority
- CN
- China
- Prior art keywords
- clutch device
- clutch
- splined sleeve
- wheel shaft
- drum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
This utility model relates to a kind of jaw clutch automatically, and it includes the first half-clutch device, the second half-clutch device, clutch shaft bearing, the second bearing, splined sleeve, flower-drum and wheel shaft, and wheel shaft is the cylinder axis that strip is arranged；Flower-drum two ends are all rotationally connected with wheel shaft by clutch shaft bearing；One end of first half-clutch device is provided with passive tooth, and the other end is fixing with flower-drum to be connected；Splined sleeve two ends are all rotationally connected with wheel shaft by the second bearing, and splined sleeve, near the first half-clutch device, is provided with the keyway coordinated with sprocket wheel outside it；Second half-clutch device is sheathed on splined sleeve, and it is provided with actively tooth near one end of the first half-clutch device, and the second half-clutch device can rotate under the drive of splined sleeve, and the second half-clutch device can be closer or far from the first half-clutch device motion on splined sleeve.Wheel shaft can be fixedly installed on the basis of automatic clutch by the technical solution of the utility model at clutch, reduces the friction of wheel shaft and rotatable parts, simplifies the fixed form of wheel shaft.
Description
Technical field
This utility model relates to the technical field of a kind of clutch, particularly relates to a kind of jaw clutch automatically.
Background technology
As it is shown in figure 1, the existing main shaft 1' carrying jaw clutch is to turn under the drive of sprocket wheel flange 3'
Moving, sprocket wheel flange 3' is connected by flange nut 6' and main shaft 1', and hub ratchet 4' is connected with flower-drum 2', and power ratchet 5' is led to
Crossing helical spline to coordinate with main shaft 1', power ratchet 5' is carried out stopping spacing by ratchet back-up ring 7'.During concrete clutch, chain
Wheel flange 3' drives main shaft 1' to rotate by spline, and the rotation spline on main shaft 1' drives power ratchet 5' to rotate, and works as power
When the rotary speed of ratchet 5' is less than the rotary speed of main shaft 1', the rotation spline on main shaft 1' guide under power ratchet 5' with
Hub ratchet 4' closes；When the rotary speed of flower-drum 2' is higher than the rotary speed of main shaft 1', the rotary speed of power ratchet 5'
Less than the rotary speed of hub ratchet 4', power ratchet 5' rotation spline along main shaft 1' is away from hub ratchet 4', it is achieved point
From.
This structure, the fixed form of main shaft is complicated, and the frictional force between main shaft and sprocket wheel flange, power ratchet is relatively
Greatly.During life-time service, the abrasion ratio between part is more serious, and service life is too short, needs frequent renewal part, causes
The increase of use cost.
Utility model content
Technical problem to be solved in the utility model is can to set fixing for wheel shaft on the basis of automatic clutch at clutch
Put, reduce the friction of wheel shaft and rotatable parts, simplify the fixed form of wheel shaft.
The technical scheme that this utility model solves above-mentioned technical problem is as follows:
A kind of jaw clutch automatically, it include the first half-clutch device, the second half-clutch device, clutch shaft bearing, the
Two bearings, splined sleeve, flower-drum and wheel shaft, described wheel shaft is the cylinder axis that strip is arranged；Described flower-drum is sheathed on described
On wheel shaft, the two ends of described flower-drum are rotationally connected with described wheel shaft by described clutch shaft bearing respectively；Described first half-clutch device
One end be provided with passive tooth, the other end is fixing with described flower-drum to be connected；Described splined sleeve is sheathed on described wheel shaft, described flower
The two ends of key sleeve are rotationally connected with described wheel shaft by described second bearing respectively, and described splined sleeve is near described the first half
Clutch has one end of passive tooth, and the outside of described splined sleeve is provided with and sprocket wheel away from the part of described first half-clutch device
The keyway coordinated；Described second half-clutch device is sheathed on described splined sleeve, and described second half-clutch device is near described first
One end of half-clutch device is provided with the active tooth that the passive tooth with described first half-clutch device engages, and described second half-clutch device can be
Rotate under the drive of described splined sleeve, and described second half-clutch device can be to closer or far from described on described splined sleeve
The direction motion of the first half-clutch device.
Compared with prior art, the beneficial effects of the utility model are: this utility model product simplification wheel shaft fixing
Mode, flower-drum and splined sleeve are all rotationally connected with wheel shaft by bearing, reduce the frictional force between wheel shaft and rotatable parts,
The abrasion between part is made to effectively reduce.Second half-clutch device is sheathed on splined sleeve, and at the drive backspin of splined sleeve
Turn, by the second half-clutch device on splined sleeve closer or far from first half-clutch device motion realize clutch automatic from
Close, simple in construction, easily operated.
On the basis of technique scheme, this utility model can also do and improve as follows:
Further, described wheel shaft is stepped, and it has the first ladder, the second ladder and the 3rd ladder, described wheel shaft
The first ladder and the second ladder can stop that the described clutch shaft bearing in described flower-drum two ends does move toward one another, described 3rd ladder
Can stop that the described splined sleeve described second bearing near one end of described first half-clutch device is to described first half-clutch device
Motion.
Use above-mentioned further scheme to provide the benefit that: stepped by being arranged to by wheel shaft, utilize the first ladder,
Two ladders can occur serious vibration by simple and effective stop flower-drum on wheel shaft, utilizes the 3rd ladder to stop splined sleeve mistake
Many moves to the first half-clutch device, it is to avoid affect the half-clutch device of second on splined sleeve and the first half-clutch device on flower-drum
Carry out clutch campaign.
Further, described wheel shaft is additionally provided with the first groove and the second groove, described first groove and described second recessed
Circlip it is separately installed with, the circlip in described first groove and described first ladder cooperation and described second in groove
Circlip and described second ladder cooperation in groove stop that the described clutch shaft bearing in described flower-drum two ends axially moves respectively
Dynamic.
Above-mentioned further scheme is used to provide the benefit that: by the circlip in the first groove and the second groove and
One ladder and the second ladder coordinate and fix the clutch shaft bearing in flower-drum, prevent flower-drum from moving axially, and simple in construction, are prone to behaviour
Make.
Further, being equipped with shoulder hole in described splined sleeve two ends, the aperture in its two ends is all higher than the hole of centre
Footpath, described shoulder hole and described 3rd ladder cooperation prevent described splined sleeve in one end of described first half-clutch device
Described second bearing moves axially.
Above-mentioned further scheme is used to provide the benefit that: the shoulder hole of splined sleeve and the cooperation of the 3rd ladder prevent spline
The second bearing axle in sleeve moves axially, and affects the half-clutch device of second on splined sleeve and the first half-clutch device on flower-drum
Carry out clutch campaign, simple in construction, easily operated.
Further, described wheel shaft is additionally provided with the 3rd groove, is provided with circlip in described 3rd groove, and described
The shoulder hole of circlip in three grooves and described splined sleeve coordinate prevent described splined sleeve away from described the first half from
Described second bearing in one end of clutch moves axially.
Above-mentioned further scheme is used to provide the benefit that: by the elasticity in the shoulder hole of splined sleeve and the 3rd groove
Back-up ring coordinates and prevents the second bearing in splined sleeve from moving axially, simple in construction, easily operated.
Further, outside described splined sleeve, the part near described first half-clutch device is provided with helical groove, described
The inwall of the second half-clutch device is provided with the projection mated with the helical groove outside described splined sleeve, and described splined sleeve passes through
Described helical groove and described male cooperation can drive described second half-clutch device to rotate, and described projection can be recessed at described spiral
In groove to away from or near the motion of the direction of described first half-clutch device.
Above-mentioned further scheme is used to provide the benefit that: by the projection on the second half-clutch device inwall along splined sleeve
Moved closer or far from the first half-clutch device by the helical groove outside it, realize the automatic clutch of clutch, spline housing
Helical groove on cylinder is equivalent to provide effective movement locus to the projection on the second half-clutch device inwall, simple in construction,
And second the clutch effect of half-clutch device and the first half-clutch device more preferable.
Further, one end that described first half-clutch device is fixed with described flower-drum is provided with screw hole, and described flower-drum sets
Being equipped with the installing hole that the screw hole with described first half-clutch device is adaptive, described first half-clutch device is by through described screw hole
It is fixedly installed on described flower-drum with the bolt of described installing hole.
Above-mentioned further scheme is used to provide the benefit that: by bolt, the first half-clutch device to be fixedly installed to flower-drum
On, simple in construction, install more firm.
Accompanying drawing explanation
Fig. 1 is the structural representation of automatic jaw clutch in prior art；
Fig. 2 is the structural representation of the preferred embodiment of this utility model clutch；
Fig. 3 is the Fig. 2 partial sectional view along A-A；
Fig. 4 is the preferred structure schematic diagram of this utility model splined sleeve；
Fig. 5 is the Fig. 4 sectional view along B-B；
The preferred structure schematic diagram of the half-clutch device of Fig. 6 this utility model second.
In accompanying drawing, the list of parts representated by each label is as follows:
1, the first half-clutch device, the 2, second half-clutch device, 3, clutch shaft bearing, the 4, second bearing, 5, splined sleeve, 6, flower
Drum, 7, wheel shaft, 8, keyway, the 9, first ladder, the 10, second ladder, the 11, the 3rd ladder, the 12, first groove, the 13, second groove,
14, shoulder hole, the 15, the 3rd groove, 16, helical groove, 17, protruding, 18, screw hole, 19, installing hole.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
As Figure 2-3, a kind of jaw clutch automatically, it include first half-clutch device the 1, second half-clutch device 2, the
One bearing the 3, second bearing 4, splined sleeve 5, flower-drum 6 and wheel shaft 7, the cylinder axis that described wheel shaft 7 is arranged for strip；Described
Flower-drum 6 is sheathed on described wheel shaft 7, and the two ends of described flower-drum 6 are rotated even with described wheel shaft 7 by described clutch shaft bearing 3 respectively
Connect；One end of described first half-clutch device 1 is provided with passive tooth, and the other end is fixing with described flower-drum 6 to be connected；Described splined sleeve 5
Being sheathed on described wheel shaft 7, the two ends of described splined sleeve 5 are rotated even with described wheel shaft 7 by described second bearing 4 respectively
Connect, described splined sleeve 5 near described first half-clutch device 1 have passive tooth one end, the outside of described splined sleeve 5 is remote
Part from described first half-clutch device 1 is provided with the keyway 8 coordinated with sprocket wheel；Described second half-clutch device 2 is sheathed on described flower
On key sleeve 5, described second half-clutch device 2 is provided with and described first half-clutch device 1 near one end of described first half-clutch device 1
The active tooth of passive tooth engagement, described second half-clutch device 2 can rotate under the drive of described splined sleeve 5, and described the
Two half-clutch devices 2 can move to the direction closer or far from described first half-clutch device 1 on described splined sleeve 5.Flower-drum 6 He
Splined sleeve 5 is all rotationally connected with wheel shaft 7 by bearing, reduces the frictional force between wheel shaft 7 and flower-drum 6 and splined sleeve 5.
Second half-clutch device 2 is sheathed on splined sleeve 5, and rotates under the drive of splined sleeve 5, is existed by the second half-clutch device 2
Realize the automatic clutch of clutch closer or far from the first half-clutch device 1 motion on splined sleeve 5.
In a preferred embodiment, the described stepped setting of wheel shaft 7, it has first ladder the 9, second ladder 10 and
Three ladders 11, the first ladder 9 of described wheel shaft 7 and the second ladder 10 can stop the described clutch shaft bearing 3 in described flower-drum 6 two ends
Doing move toward one another, described 3rd ladder 11 can stop that described splined sleeve 5 is near described in one end of described first half-clutch device 1
Second bearing 4 moves to described first half-clutch device 1.Preferably, described wheel shaft 7 can be provided with the first groove 12 and second recessed
Circlip, the bullet in described first groove 12 it is separately installed with in groove 13, described first groove 12 and described second groove 13
Property back-up ring and described first ladder 9 coordinates and circlip in described second groove 13 and described second ladder 10 coordinate point
Do not stop that the described clutch shaft bearing 3 in described flower-drum 6 two ends moves axially.Specifically, wheel shaft 7 and clutch shaft bearing 3 coordinate place
Diameter can be set to 15mm, and wheel shaft 7 can be set to 12mm with the place's diameter that coordinates of the second bearing 4.
In another preferred embodiment, being equipped with shoulder hole 14 in described splined sleeve 5 two ends, the aperture in its two ends is equal
Coordinating more than middle aperture, described shoulder hole 14 and described 3rd ladder 11 prevents described splined sleeve 5 near described first
Described second bearing 4 in one end of half-clutch device 1 moves axially.It should be noted that the shoulder hole in splined sleeve 5 two ends
14 specifically to can be set to the degree of depth be 8mm, the hole of a diameter of 28mm, and splined sleeve 5 intermediate throughholes diameter is set to the through hole of 25mm, this
Sample just can form the step of two high 1.5mm in splined sleeve 5 two ends and prevent the second bearing 4 to the center side of splined sleeve 5
To motion.
Preferably, described wheel shaft 7 is additionally provided with the 3rd groove 15, is provided with circlip, institute in described 3rd groove 15
Shoulder hole 14 cooperation stating the circlip in the 3rd groove 15 and described splined sleeve 5 prevents described splined sleeve 5 away from institute
Described second bearing 4 stated in one end of the first half-clutch device 1 moves axially.
In another preferred embodiment, outside described splined sleeve 5, the part of close described first half-clutch device 1 is provided with spiral shell
Rotation groove 16, the inwall of described second half-clutch device 2 is provided with the projection mated with the helical groove 16 outside described splined sleeve 5
17, described splined sleeve 5 is coordinated with described protruding 17 by described helical groove 16 described second half-clutch device 2 can be driven to revolve
Turn, and described protruding 17 can described helical groove 16 in away from or near described first half-clutch device 1 direction move.Need
It is noted that the present embodiment to be not limited on the first half-clutch device 1 and helical groove 16 is set, on the second half-clutch device 2
Arrange protruding 17, it is also possible to be that spiral salient is set on the first half-clutch device 1, groove is set at the second half-clutch device 2.Spiral
Groove 16 and projection 17 specifically can be set to the inside and outside helical spline cooperated.
Preferably, described first half-clutch device 1 is provided with screw hole 18, on described flower-drum 6 with the fixing one end of described flower-drum 6
Being provided with the installing hole 19 of screw hole 18 adaptation with described first half-clutch device 1, described first half-clutch device 1 is by through institute
The bolt stating screw hole 18 and described installing hole 19 is fixedly installed on described flower-drum 6.
Specific works principle:
When, after engine start, by Chain conveyer band movable sprocket, sprocket wheel is connected with splined sleeve 5 by flat key, thus carries
Dynamic splined sleeve 5 rotates, now outside splined sleeve 5 on the helical groove 16 second half-clutch device 2 to coordinating with it produce
One power, this power has the component promoted to flower-drum 6 direction, when rotating speed reaches certain value, this component more than splined sleeve 5 with
During the frictional force of the second half-clutch device 2, the second half-clutch device 2 axially moves to flower-drum 6 direction, until half-clutch with first
Device 1 engages, and the first half-clutch device 1 finally transmits torque on flower-drum 6, thus drives wheel turns, vehicle forward.When
Tail-off, the rotating speed of wheel is more than the rotating speed of sprocket wheel, and the passive tooth on the first half-clutch device 1 pushes the second half-clutch device 2 open,
Realize the separation of clutch.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (7)
1. an automatic jaw clutch, it is characterised in that include the first half-clutch device (1), the second half-clutch device (2),
One bearing (3), the second bearing (4), splined sleeve (5), flower-drum (6) and wheel shaft (7), described wheel shaft (7) is that strip is arranged
Cylinder axis；Described flower-drum (6) is sheathed on described wheel shaft (7), and the two ends of described flower-drum (6) are respectively by described clutch shaft bearing
(3) it is rotationally connected with described wheel shaft (7)；One end of described first half-clutch device (1) is provided with passive tooth, the other end and described flower-drum
(6) fixing connection；Described splined sleeve (5) is sheathed on described wheel shaft (7), and the two ends of described splined sleeve (5) are passed through respectively
Described second bearing (4) is rotationally connected with described wheel shaft (7), and described splined sleeve (5) is near described first half-clutch device (1) tool
Having one end of passive tooth, the outside of described splined sleeve (5) is provided with away from the part of described first half-clutch device (1) joins with sprocket wheel
The keyway (8) closed；Described second half-clutch device (2) is sheathed on described splined sleeve (5), and described second half-clutch device (2) leans on
One end of the most described first half-clutch device (1) is provided with the active tooth that the passive tooth with described first half-clutch device (1) engages, described
Second half-clutch device (2) can rotate under the drive of described splined sleeve (5), and described second half-clutch device (2) can be described
Move to the direction closer or far from described first half-clutch device (1) on splined sleeve (5).
Automatic jaw clutch the most according to claim 1, it is characterised in that described wheel shaft (7) is stepped, its tool
There are the first ladder (9), the second ladder (10) and the 3rd ladder (11), first ladder (9) of described wheel shaft (7) and the second ladder
(10) can stop that the described clutch shaft bearing (3) in described flower-drum (6) two ends does move toward one another, described 3rd ladder (11) can stop
The described splined sleeve (5) described second bearing (4) near one end of described first half-clutch device (1) is to described first half-clutch
Device (1) moves.
Automatic jaw clutch the most according to claim 2, it is characterised in that described wheel shaft (7) is additionally provided with first
Groove (12) and the second groove (13), be respectively mounted flexible gear in described first groove (12) and described second groove (13)
Circle, circlip in described first groove (12) and described first ladder (9) coordinate and in described second groove (13)
Circlip and described second ladder (10) coordinate the described clutch shaft bearing (3) stopped respectively in described flower-drum (6) two ends axial
Mobile.
Automatic jaw clutch the most according to claim 2, it is characterised in that in described splined sleeve (5) two ends all
Being provided with shoulder hole (14), the aperture in its two ends is all higher than the aperture of centre, described shoulder hole (14) and described 3rd ladder
(11) described second bearing (4) axle preventing described splined sleeve (5) in one end of described first half-clutch device (1) is coordinated
To movement.
Automatic jaw clutch the most according to claim 4, it is characterised in that described wheel shaft (7) is additionally provided with the 3rd
Groove (15), is provided with circlip in described 3rd groove (15), circlip in described 3rd groove (15) and described
In shoulder hole (14) cooperation of splined sleeve (5) prevents described splined sleeve (5) one end away from described first half-clutch device (1)
Described second bearing (4) move axially.
Automatic jaw clutch the most according to claim 1, it is characterised in that described splined sleeve (5) outside is close
The part of described first half-clutch device (1) is provided with helical groove (16), and the inwall of described second half-clutch device (2) is provided with described
The projection (17) that the helical groove (16) in splined sleeve (5) outside mates, described splined sleeve (5) passes through described helical groove
(16) coordinating with described projection (17) described second half-clutch device (2) can be driven to rotate, and described projection (17) can be at described spiral shell
Rotation groove (16) introversive away from or near the motion of the direction of described first half-clutch device (1).
7. according to the automatic jaw clutch according to any one of claim 1-6, it is characterised in that described first half-clutch
The fixing one end of device (1) and described flower-drum (6) is provided with screw hole (18), described flower-drum (6) is provided with described the first half from
The installing hole (19) that the screw hole (18) of clutch (1) is adaptive, described first half-clutch device (1) is by through described screw hole (18)
It is fixedly installed on described flower-drum (6) with the bolt of described installing hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620580106.8U CN205715351U (en) | 2016-06-14 | 2016-06-14 | A kind of jaw clutch automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620580106.8U CN205715351U (en) | 2016-06-14 | 2016-06-14 | A kind of jaw clutch automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205715351U true CN205715351U (en) | 2016-11-23 |
Family
ID=57305642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620580106.8U Withdrawn - After Issue CN205715351U (en) | 2016-06-14 | 2016-06-14 | A kind of jaw clutch automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205715351U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952815A (en) * | 2016-06-14 | 2016-09-21 | 宁波工程学院 | Automatic tooth-embedded clutch |
-
2016
- 2016-06-14 CN CN201620580106.8U patent/CN205715351U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952815A (en) * | 2016-06-14 | 2016-09-21 | 宁波工程学院 | Automatic tooth-embedded clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161123 Effective date of abandoning: 20180622 |
|
| AV01 | Patent right actively abandoned |