CN109944884A - With the friction-type clutch mechanism for surmounting separation transmission agency - Google Patents
With the friction-type clutch mechanism for surmounting separation transmission agency Download PDFInfo
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- CN109944884A CN109944884A CN201910176526.8A CN201910176526A CN109944884A CN 109944884 A CN109944884 A CN 109944884A CN 201910176526 A CN201910176526 A CN 201910176526A CN 109944884 A CN109944884 A CN 109944884A
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Abstract
It is a kind of with surmount separation transmission agency friction-type clutch mechanism, it is characterised in that: be made of first end component, second end component and base, first end component includes first axle, fixed disk quill, fixed disk, freewheel clutch；Second end component includes slider disc quill, slider disc, clutch release bearing, the second axis, retaining ring and reset spring.The present invention is by the disk-type friction transmission and a kind of freewheel clutch cleverly power chain in series in slip clutch, the power transmission from input terminal to output end is formed when both disk-type friction transmission and freewheel clutch simultaneously engage with, and can all interrupt power transmission when any one in the two separates.This programme has had both the characteristics of slip clutch and freewheel clutch, while effectively evading the inherent defect of the two, preferably to meet the actuation performance requirement of refitting dynamic power machine activation system.
Description
Technical field
The invention belongs to mechanical power transmission fields, and in particular to it is a kind of with surmount separation transmission agency it is frictional from
Clutch device.
Background technique
Large diesel engine, gas turbine etc. are all the refitting dynamic power machines of high power density, are widely used in superduty fortune
The civilian equipment fields such as defeated vehicle, ultra-large type engineering machinery, power generation, natural gas long-distance transportation through pipeline, civil aircraft
And the military equipments such as naval vessel, military vehicle, military aircraft field.Gas turbine, high-power heavy type diesel engine etc. reset engine
Tool power reaches multikilowatt and is even as high as tens of thousands of kilowatts, for example, the diesel oil for weight equipments such as ultra-large type engineering machinery, tanks
Machine power is generally above 1000 kilowatts, and the naval vessel maximum in the world that China voluntarily develops is up to combustion turbine power
40000 kilowatts, these refitting dynamic power machines can not voluntarily start, but must be driven and be started by special activation system, therefore,
Activation system is to reset the indispensable important component of dynamic power machine.The activation system of refitting dynamic power machine, which generally comprises, to be opened
Dynamic power device and starting power transmission control module two large divisions, wherein starting power device provides starting power, mostly uses
The relatively small internal combustion engine of power or motor, the effect of starting power transmission control module are to stablize, starting is reliably transmitted
Power, and starting is completed, into power transfer path is separated in time after steady state condition in refitting dynamic power machine, avoid starting power
Device influences refitting dynamic power machine and works normally after shutting down, while activation system can be effectively prevented in the anti-of refitting dynamic power machine
Drag down possible damage.
Currently, generalling use slip clutch or freewheel clutch as dynamic in refitting dynamic power machine activation system
Power transmission control module.Slip clutch by the secondary engagement of friction with separate transmitting or interrupt power transmission, main spy
Point is that have the function of Bidirectional driving, and can engage or separate transmission under any revolving speed, but open in refitting dynamic power machine completion
Transmission cannot be such as separated in time after dynamic, and will lead to activation system becomes load, influences the steady-state operation for resetting dynamic power machine.Surmount
Clutch is also referred to as one-way clutch, be mainly characterized by only realize a single-direction transmission, and power engagement or separation all by its from
The working performance of main completion, freewheel clutch is determined by its structural shape and mechanical property, such as turns freewheel clutch input
Shorthand is ni, output revolving speed is denoted as no, and on the rotary speed direction of transmission, as ni > no, freewheel clutch is engaged and transmitted dynamic
Power, as ni≤no, i.e., output revolving speed surmounts input speed formation or in when surmounting critical state, freewheel clutch is separated
And interrupt transmission；Freewheel clutch can be divided into contact and contactless two major classes, and contact overrun clutch structure is relatively simple
It is single, be easily achieved dynamic balancing, surmount that the separation range of speeds is relatively wide, and revolving speed adaptability is good, but in working when separating transmission,
Always sliding wear is contacted and formed between master and slave moving part, leads to parts wear, influences its stability and service life；It is non-
The characteristics of contact freewheel clutch is that in work when separating transmission, master and slave moving part is not contacted, it is possible to prevente effectively from zero
Part abrasion, performance stabilization, long service life, but since its structure is relative complex, requirement for dynamic balance is high, surmounts the separation range of speeds
Relative narrower, revolving speed adaptability is poor, for different application objects, needs specially to be designed according to engagement and separation revolving speed,
Poor universality requires components manufacturing process also relatively high.
Summary of the invention
The present invention provide it is a kind of with surmount separation transmission agency friction-type clutch mechanism, the purpose is to make transmission control
Device processed has both the characteristics of slip clutch and freewheel clutch, while effectively evading the inherent defect of the two, with preferably
Meet the actuation performance requirement of refitting dynamic power machine activation system.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: it is a kind of with surmount separation transmission agency friction
Formula clutch apparatus, innovation are: the device is made of first end component, second end component and base.
The first end component includes first axle, fixed disk quill, fixed disk, freewheel clutch.
Input terminal of the one end of the first axle as inside input power, first axle are supported on base by bearing rotary
On.
The fixed disk quill is to be axially arranged with the hollow shaft of through-hole；The fixed disk is to be installed with ring on a side section
The disk of shape friction material, fixed disk are coaxially fixedly arranged in fixed disk quill；Fixed disk quill is together with fixed consolidating thereon
Price fixing coaxial sleeve is set in first axle, and fixed disk quill is supported in first axle by bearing rotary.
The freewheel clutch is arranged between fixed disk quill and first axle, and freewheel clutch has the first connecting pin
And second connection end, the first connecting pin and first axle are sequentially connected, second connection end and fixed disk quill are sequentially connected,
Freewheel clutch is to realize that single-direction transmission engages the mechanical transmission control device with stalling characteristic with automatic, and single-direction transmission connects
It closes with stalling characteristic using one of following two schemes:
The first be transmission rotary speed direction on, using the first connecting pin of freewheel clutch as drive end, second connection end as
Driven end, when freewheel clutch the first connecting pin revolving speed is greater than its second connection end revolving speed, freewheel clutch is engaged and is transmitted dynamic
Power, when freewheel clutch second connection end revolving speed is greater than or equal to its first connecting pin revolving speed, freewheel clutch is separated and is interrupted
Transmission；In this case, the first axle receives input power as input shaft, and the second axis exports dynamic outward as output shaft
Power；
Be for second on transmission rotary speed direction, using freewheel clutch second connection end as drive end, the first connecting pin as
Driven end, when freewheel clutch second connection end revolving speed is greater than its first connecting pin revolving speed, freewheel clutch is engaged and is transmitted dynamic
Power, when freewheel clutch the first connecting pin revolving speed is greater than or equal to its second connection end revolving speed, freewheel clutch is separated and is interrupted
Transmission；In this case, second axis receives input power as input shaft, and first axle exports dynamic outward as output shaft
Power.
The second end component includes slider disc quill, slider disc, clutch release bearing, the second axis, retaining ring and answers
Position spring.
The slider disc quill is the hollow shaft equipped with internal spline through-hole；The slider disc is to be arranged corresponding to fixed disk
Disk, slider disc is coaxially fixedly arranged in slider disc quill.
The clutch release bearing has outer ring and inner ring, and outer ring is coaxially fixedly arranged on one end of slider disc quill,
Its inner ring coaxial sleeve is set on the second axis.
Second axis and first axle are coaxially arranged, and one end of the second axis is equipped with external splines, and retaining ring positioning is arranged second
On one end of axis, output end of the other end of the second axis as outside output power；Slider disc quill together with it is fixed thereon
Slider disc and clutch release bearing coaxial sleeve be set on the second axis, in which: internal spline in slider disc quill with
External splines on the second axis forms spline fitted, rotates synchronously slider disc quill and the second axis and can be relative to second
Axis axial movement；Coaxial sleeve is set to the clutch release bearing inner ring on the second axis can be simultaneously relative to the rotation of the second axis and axis
To movement；The reset spring is mounted between retaining ring and slider disc quill and acts in the axial direction of slider disc quill.
In the assembled condition, fixed disk and slider disc cooperatively form it is a kind of can clutch friction-type drive pair, when to clutch
When the inner ring axial direction application of device release bearing is used as power, clutch release bearing, slider disc quill and slider disc can be made along axis
Fixed disk and compression reseting spring are shifted to synchronizing, slider disc is engaged with fixed disk when slider disc is pressed in fixed disk；?
Under slider disc and fixed disk engagement state, when the input speed of first axle is greater than the output revolving speed of the second axis, freewheel clutch
Engagement, first axle transmit power to the second axis by freewheel clutch, fixed disk and slider disc；It is engaged in slider disc with fixed disk
Under state, when the input speed of first axle is less than or equal to the output revolving speed of the second axis, freewheel clutch is separated, in first axle
Break and transmits power to the second axis；When to clutch release bearing inner ring axially apply be used as power elimination after, clutch release shaft
It holds, slider disc quill and slider disc are synchronized to the direction far from fixed disk under reset spring rebound effect and axially moved
It is dynamic, separate slider disc with fixed disk, and slider disc and fixed disk lose therebetween frictional drive ability.
Related description of contents in above-mentioned technical proposal is as follows:
It, can also be with 1. in above scheme, the friction-type drive pair can be made of monolithic friction-type drive pair monolithic friction plate
Multi-disc friction type transmission is made of multi-plate friction plate.
2. in above scheme, the freewheel clutch can use sprag type one-way clutch, roller list can also be used
To clutch, ratchet wheel pawl type one-way clutch can also be used.
3. in above scheme, the clutch release bearing can use axial thrust bearing, angular contact can also be used
Bearing can also use plane bearing.
Design principle and technical concept of the invention is: the characteristics of in order to have both slip clutch and freewheel clutch,
Effectively evade the inherent defect of the two simultaneously, preferably to meet the actuation performance requirement of refitting dynamic power machine activation system, this
Invention by the disk-type friction transmission and a kind of freewheel clutch cleverly power chain in series in slip clutch,
It is formed when both disk-type friction transmission and freewheel clutch simultaneously engage with dynamic from apparatus of the present invention input terminal to output end
Power transmission, can all interrupt power transmission when any one in the two separates.
Due to the application of the above technical scheme, compared with the prior art, the present invention has the following advantages and effect:
1. in the course of work of the present invention, after refitting dynamic power machine is completed to start and reaches and surmount revolving speed, freewheel clutch is first
It independently separates and interrupts transmission, then separate slip clutch and come interrupt start system output and freewheel clutch driven end
Transmission, so i.e. reduce to frictional drive pair separation the moment requirement, while also effectively prevent refitting dynamic power machine it is complete
It drags freewheel clutch driven end to continue the fretting wear that rotation is formed at counter after starting, reduces to freewheel clutch working speed
The requirement of adaptability.
2. it is relatively small that monolithic friction-type drive pair of the present invention is suitable for required startup power, or starting revolving speed is relatively
The activation system of low refitting dynamic power machine, multi-disc friction type transmission is relatively large suitable for required startup power, Huo Zheqi
The activation system of the relatively high refitting dynamic power machine of turn speed.
Detailed description of the invention
Fig. 1 is transmission principle of the present invention and structural schematic diagram；
Fig. 2 is the example structure schematic diagram when present invention uses monolithic friction-type drive pair；
Fig. 3 is the example structure schematic diagram when present invention uses multi-disc friction type transmission；
Transmission principle and structural schematic diagram when Fig. 4 is present invention conversion transmission direction.
Appended drawing reference: B1. first bearing；B2. second bearing；B3. 3rd bearing；B4. fourth bearing；B5. 5th bearing；
B6. 6th bearing；B6a. 6th bearing outer ring；B6b. 6th bearing inner ring；CY. freewheel clutch；D. retaining ring；F. it is used as power；
GP. annular steel disc；HT. external splines set；HG. internal spline hub；JZ. base；MP. annular friction piece；Ni. input speed；No. it exports
Revolving speed；P1. fixed disk；P2. slider disc；Pi. input power；Po. output power；S. reset spring；T1. fixed disk quill；
T2. slider disc quill；Z1. first axle；Z2. the second axis.
Specific embodiment
With reference to the accompanying drawing, by embodiment, the invention will be further described:
Embodiment 1: a kind of that there is the friction type clutch for surmounting separation transmission agency applied to refitting dynamic power machine activation system
Device device (uses monolithic friction-type drive pair)
Referring to shown in Fig. 1, Fig. 2, which is made of first end component, second end component and base JZ.
The first end component includes first axle Z1, fixed disk quill T1, fixed disk P1, freewheel clutch CY, third
Bearing B3 and fourth bearing B4.
One end of the first axle Z1 is sequentially connected as the input terminal and activation system power source of inside input power Pi,
First axle Z1 is rotationally supported on base JZ by first bearing B1 and second bearing B2.
The fixed disk quill T1 is the hollow shaft for being axially arranged with through-hole.The fixed disk P1 is center position equipped with logical
Hole is installed with the disk of annular friction material on one side section.Fixed disk P1 is coaxially fixedly arranged on fixed disk quill T1.It is fixed
Disk quill T1 is set on first axle Z1 together with fixed fixed disk P1 coaxial sleeve thereon, and fixed disk quill T1 passes through described the
Three bearing B3, the fourth bearing B4 are rotationally supported on first axle Z1.
The freewheel clutch CY is arranged between fixed disk quill T1 and first axle Z1, and freewheel clutch CY uses wedge
The unidirectional clutch of block formula, with drive end and driven end, drive end and first axle Z1 are sequentially connected, driven end and fixed disk
Quill T1 transmission connection, freewheel clutch CY are with the automatic machine driving control for realizing single-direction transmission engagement and stalling characteristic
Device processed, on transmission rotary speed direction, the freewheel clutch when freewheel clutch CY drive end revolving speed is greater than its driven end revolving speed
CY engages and transmits power, the freewheel clutch CY when freewheel clutch CY driven end revolving speed is greater than or equal to its drive end revolving speed
It separates and interrupts transmission.
The second end component includes slider disc quill T2, slider disc P2, clutch release bearing, the second axis Z2, gear
Enclose D, 5th bearing B5 and reset spring S.Wherein, clutch release bearing is 6th bearing B6, and 6th bearing B6 is using axial
Thrust bearing (see figure 2).
The slider disc quill T2 is the hollow shaft equipped with internal spline through-hole；The slider disc P2 is corresponding to fixed disk
P1 setting and centre are equipped with the disk of through-hole, and slider disc P2 is coaxially fixedly arranged on slider disc quill T2.
The 6th bearing B6 has 6th bearing outer ring B6a and 6th bearing inner ring B6b, and 6th bearing outer ring B6a is same
Axis is fixedly arranged on one end of slider disc quill T2, and 6th bearing inner ring B6b coaxial sleeve is set on the second axis Z2.
The second axis Z2 and first axle Z1 are coaxially arranged, and one end of the second axis Z2 is equipped with external splines, retaining ring D positioning setting
On one end of the second axis Z2, one end of the second axis Z2 is rotatably supported at the another of first axle Z1 by the 5th bearing B5
End, output end of the other end of the second axis Z2 as outside output power Po, the output end and starting object transmission connection.Sliding
Disk quill T2 is set on the second axis Z2 together with fixed slider disc P2 and 6th bearing B6 coaxial sleeve thereon, in which: is set to
Internal spline on slider disc quill T2 forms spline fitted with the external splines being set on the second axis Z2, makes slider disc quill T2
It rotates synchronously and can be moved axially relative to the second axis Z2 with the second axis Z2.Coaxial sleeve is set in the 6th bearing on the second axis Z2
Circle B6b can be moved rotationally and axially relative to the second axis Z2 simultaneously.The reset spring S is mounted on retaining ring D and slider disc set
Between cylinder axis T2 and act in the axial direction of slider disc quill T2.
In the assembled condition, fixed disk P1 and slider disc P2 cooperatively form it is a kind of can clutch monolithic friction-type drive pair,
When 6th bearing inner ring B6b is axially applied be used as power F when, 6th bearing B6, slider disc quill T2 and slider disc can be made
P2 is synchronized along axial direction shifts to fixed disk P1 and compression reseting spring S, the slider disc P2 when slider disc P2 is pressed on fixed disk P1
It is engaged with fixed disk P1.At slider disc P2 and fixed disk P1 engagement state, when the input speed ni of first axle Z1 is greater than second
When the output revolving speed no of axis Z2, freewheel clutch CY engagement, first axle Z1 passes through freewheel clutch CY, fixed disk P1 and slider disc
P2 transmits power to the second axis Z2.At slider disc P2 and fixed disk P1 engagement state, when the input speed ni of first axle Z1 is small
In or equal to the second axis Z2 output revolving speed no when, freewheel clutch CY separation, first axle Z1 interrupts dynamic to the second axis Z2 transmitting
Power.After being eliminated to the F that is used as power that 6th bearing inner ring B6b axially applies, 6th bearing B6, slider disc quill T2 and cunning
Moving plate P2 is synchronized under reset spring S rebound effect and is moved axially to the direction far from fixed disk P1, makes slider disc P2 and solid
Price fixing P1 separation, and slider disc P2 and fixed disk P1 lose therebetween frictional drive ability.
Course of work when the present embodiment is applied to refitting dynamic power machine activation system is as follows:
Using the activation system of the present apparatus when starting resets dynamic power machine, under shutdown status, first to 6th bearing inner ring
B6b axially applies the F that is used as power, and moves axially 6th bearing B6, slider disc quill T2 and slider disc P2, until slider disc
P2, which is pressed on fixed disk P1, forms frictional drive ability.In the process, reset spring S generates rebound because being compressed
Power, then, the power source of activation system, which is started to work and had with input speed ni to the present invention, surmounts separation transmission agency
Friction-type clutch mechanism input starting power, the starting power pass to the drive end of freewheel clutch CY simultaneously through first axle Z1
Drive it with input speed ni synchronous rotation.The refitting dynamic power machine being activated is initially at stationary state, at this time by surmount from
What clutch CY driven end, fixed disk quill T1, fixed disk P1, slider disc P2, slider disc quill T2 and the second axis Z2 were constituted
All components revolving speeds are all 0 on transmission chain, i.e., output revolving speed no=0, therefore input speed ni > export revolving speed no, surmount from
Clutch CY engagement, the power that activation system power source provides, through freewheel clutch CY driven end to the transmission chain of the second axis Z2, with
Input speed ni is exported and refitting dynamic power machine is driven to start turning.It is heavy when reaching with the raising of refitting dynamic power machine revolving speed
When filling dynamic power machine starting revolving speed, hereafter refitting dynamic power machine starting maintains input speed ni constant, while making to reset power
Machinery gradually accelerates, until it reaches steady working condition revolving speed.It is anti-at it when refitting dynamic power machine accelerates by starting revolving speed
Drag down, the second axis Z2, slider disc quill T2, slider disc P2, fixed disk P1, fixed disk quill T1 and freewheel clutch CY from
Moved end is all to export revolving speed no rotation, and because input speed ni stablizes in refitting dynamic power machine starting revolving speed at this time, thus output turns
Fast no >=input speed ni, freewheel clutch separate CY, and starting power interrupts at freewheel clutch CY.Later, actuation is eliminated
Power F separates slider disc P2 with fixed disk P1, and activation system power source stops working, and only has the second axis Z2, cunning in activation system
Moving plate quill T2 and slider disc P2 is rotated synchronously in company with refitting dynamic power machine, so far completes opening for refitting dynamic power machine
It is dynamic.
Embodiment 2: a kind of to surmount the frictional of separation transmission agency applied to having for refitting dynamic power machine activation system
Clutch apparatus (uses multi-disc friction type transmission)
It is shown in Figure 3, the design feature of the device, be on the basis of embodiment 1, will be between fixed disk P1 and slider disc P2
Set monolithic friction-type drive pair is changed to multi-disc friction type transmission.Remaining structure is substantially the same manner as Example 1.The present embodiment
Friction-type clutch mechanism is suitable for the activation system for the refitting dynamic power machine that power is relatively bigger, working speed is relatively higher.
Be further described below with reference to design feature of the Fig. 3 to the present embodiment: the present embodiment is passed for multi-disc friction type
Dynamic pair, is equipped with internal spline hub HG and one group of annular friction piece MP on the fixed disk P1.
The internal spline hub HG is cylindrical shape, and the inner cylinder face of internal spline hub HG is equipped with internal spline, and internal spline hub HG is same
Axis is fixedly arranged on mono- side end face fixed disk P1.The quantity of one group of annular friction piece MP two or more, Mei Gehuan
Shape friction plate MP is made of first annular steel disc with the annular friction piece for being fixedly arranged at its two sides, the outer circle of the first annular steel disc
It is equipped with external splines, which forms spline fitted with internal spline set on internal spline hub HG inner cylinder face, in assembly shape
Each annular friction piece MP all can be rotated synchronously and can be moved axially relative to internal spline hub HG with internal spline hub HG under state.
The present embodiment is directed to multi-disc friction type transmission, and external splines is equipped on the slider disc P2 and covers HT and one group second
Annular steel disc GP.
The external splines set HT is cylindrical shape, and the external cylindrical surface that external splines covers HT is equipped with external splines, and it is same that external splines covers HT
Axis is fixedly arranged on mono- side end face slider disc P2.The quantity of described one group second annular steel disc GP is than one group of annular friction piece MP
Quantity few one, each second annular steel disc GP is annular sheet, and the inner circle of the second annular steel disc GP is equipped with internal spline, is somebody's turn to do
Set external splines forms spline fitted on internal spline and external splines set HT external cylindrical surface, in the assembled condition each second annular
Steel disc GP can all cover HT with external splines and rotate synchronously and can cover HT axial movement relative to external splines.
In the assembled condition, one group of annular friction piece MP and one group of second annular steel disc GP is opposite with the second annular steel disc GP
In annular friction piece MP mono- every a mode along axial direction the arranged for interval between fixed disk P1 and slider disc P2, and fixed disk P1, cunning
All there are gaps between each other by the annular steel disc GP of Moving plate P2 annular friction piece MP and second, wherein each side annular friction piece MP
Annular friction face annular surface corresponding with adjacent second annular steel disc GP between all constitute friction pair, with this group annular
Friction plate MP and one group of second annular steel disc GP constitute the multi-disc friction type transmission for having multipair friction secondary.
The present embodiment fixed disk P1 and slider disc P2 cooperatively form it is a kind of can clutch multi-disc friction type transmission, when to the
Six bearing inner race B6b axially apply when being used as power F, and 6th bearing B6, slider disc quill T2 and slider disc P2 can be made along axis
Fixed disk P1 and compression reseting spring S, slider disc P2 and fixation when slider disc P2 is pressed on fixed disk P1 are shifted to synchronizing
Disk P1 engagement.At slider disc P2 and fixed disk P1 engagement state, when the input speed ni of first axle Z1 is greater than the second axis Z2's
When exporting revolving speed no, freewheel clutch CY engagement, first axle Z1 is by freewheel clutch CY, fixed disk P1 and slider disc P2 to the
Two axis Z2 transmit power.At slider disc P2 and fixed disk P1 engagement state, when the input speed ni of first axle Z1 is less than or waits
When the output revolving speed no of the second axis Z2, freewheel clutch CY separation, first axle Z1 is interrupted to the second axis Z2 and is transmitted power.When right
What 6th bearing inner ring B6b axially applied is used as power after F elimination, 6th bearing B6, slider disc quill T2 and slider disc P2
It synchronizes under reset spring S rebound effect and is moved axially to the direction far from fixed disk P1, make slider disc P2 and fixed disk P1
Separation, and slider disc P2 and fixed disk P1 lose therebetween frictional drive ability.
Course of work when the present embodiment is applied to refitting dynamic power machine activation system is similar to Example 1, in order to save
Description is not repeated herein in length.
It is explained as follows below for other performances of the invention and structure change:
1. in both examples above, the freewheel clutch CY is using sprag type one-way clutch.But the present invention does not limit to
It, can also surmounting using the other structures form such as roller-type one way clutch or ratchet wheel pawl type one-way clutch in this
Clutch.This is the variation skilled artisans appreciate that with cognition.
2. in both examples above, the clutch release bearing is using axial thrust bearing.But the present invention is not
It is confined to this, can also can be applied with the bearing of axial thrust using angular contact bearing or plane bearing etc.
In the present invention and obtain identical technical effect.This is the variation skilled artisans appreciate that with cognition.
3. in both examples above, being arranged for single-direction transmission engagement and the stalling characteristic of the freewheel clutch CY
It is: on transmission rotary speed direction, using the first connecting pin freewheel clutch CY as drive end, second connection end as driven end,
When freewheel clutch CY the first connecting pin revolving speed is greater than its second connection end revolving speed, freewheel clutch CY engages and transmits power,
When freewheel clutch CY second connection end revolving speed is greater than or equal to its first connecting pin revolving speed in freewheel clutch CY separation simultaneously
Stealpass is dynamic.In this case, the first axle Z1 receives input power Pi as input shaft, and the second axis Z2 is outside as output shaft
Output power Po.But the present invention is not limited to this, can also engage and separate by changing the single-direction transmission of freewheel clutch CY
Featured configuration changes transmission direction.It is shown in Figure 4, on transmission rotary speed direction, by freewheel clutch CY second connection end
As drive end, the first connecting pin as driven end, when freewheel clutch CY second connection end revolving speed is greater than its first connecting pin
Freewheel clutch CY engages and transmits power when revolving speed, when freewheel clutch CY the first connecting pin revolving speed be greater than or equal to its second
Freewheel clutch CY is separated and is interrupted transmission when the revolving speed of connecting pin；In this case, the second axis Z2 is received as input shaft
Input power Pi, first axle Z1 are as the outside output power Po of output shaft.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of with the friction-type clutch mechanism for surmounting separation transmission agency, it is characterised in that: the device is by first end group
Part, second end component and base (JZ) composition；
The first end component includes first axle (Z1), fixed disk quill (T1), fixed disk (P1), freewheel clutch (CY)；
Input terminal of the one end of the first axle (Z1) as inside input power (Pi), first axle (Z1) pass through bearing rotary branch
It holds on base (JZ)；
The fixed disk quill (T1) is the hollow shaft for being axially arranged with through-hole；The fixed disk (P1) is fixed on a side section
There is the disk of annular friction material, fixed disk (P1) is coaxially fixedly arranged on fixed disk quill (T1)；Fixed disk quill (T1)
It is set on first axle (Z1) together with fixed fixed disk (P1) coaxial sleeve thereon, fixed disk quill (T1) passes through bearing rotary branch
It holds on first axle (Z1)；
The freewheel clutch (CY) has the first connecting pin and second connection end, and the first connecting pin and first axle (Z1) are driven
Connection, second connection end and fixed disk quill (T1) are sequentially connected, and freewheel clutch (CY) is unidirectional with realizing automatically
The mechanical transmission control device of transmission engagement and stalling characteristic, single-direction transmission engagement use following two schemes with stalling characteristic
One of:
The first is on transmission rotary speed direction, using the first connecting pin of freewheel clutch (CY) as drive end, second connection end
As driven end, the freewheel clutch (CY) when the first connecting pin revolving speed of freewheel clutch (CY) is greater than its second connection end revolving speed
Power is engaged and transmitted, is surmounted when freewheel clutch (CY) second connection end revolving speed is greater than or equal to its first connecting pin revolving speed
Clutch (CY) separates and interrupts transmission；In this case, the first axle (Z1) receives input power (Pi) as input shaft,
Second axis (Z2) is used as the outside output power of output shaft (Po)；
Second is on transmission rotary speed direction, using freewheel clutch (CY) second connection end as drive end, the first connecting pin
As driven end, the freewheel clutch (CY) when freewheel clutch (CY) second connection end revolving speed is greater than its first connecting pin revolving speed
Power is engaged and transmitted, is surmounted when the first connecting pin revolving speed of freewheel clutch (CY) is greater than or equal to its second connection end revolving speed
Clutch (CY) separates and interrupts transmission；In this case, second axis (Z2) receives input power (Pi) as input shaft,
First axle (Z1) is used as the outside output power of output shaft (Po)；
The second end component include slider disc quill (T2), slider disc (P2), clutch release bearing, the second axis (Z2),
Retaining ring (D) and reset spring (S)；
The slider disc quill (T2) is the hollow shaft equipped with internal spline through-hole；The slider disc (P2) is corresponding to fixed disk
(P1) disk being arranged, slider disc (P2) are coaxially fixedly arranged on slider disc quill (T2)；
The clutch release bearing has outer ring and inner ring, and outer ring is coaxially fixedly arranged on one end of slider disc quill (T2),
Its inner ring coaxial sleeve is set on the second axis (Z2)；
Second axis (Z2) and first axle (Z1) are coaxially arranged, and one end of the second axis (Z2) is equipped with external splines, retaining ring (D) positioning
It is arranged on one end of the second axis (Z2), output end of the other end of the second axis (Z2) as outside output power (Po)；Sliding
Disk quill (T2) is set on the second axis (Z2) together with fixed slider disc (P2) and clutch release bearing coaxial sleeve thereon,
Wherein: being set to the internal spline on slider disc quill (T2) with the external splines being set on the second axis (Z2) and form spline fitted, make
Slider disc quill (T2) and the second axis (Z2) are rotated synchronously and can be moved axially relative to the second axis (Z2)；Coaxial sleeve is set to the
Clutch release bearing inner ring on two axis (Z2) can be moved rotationally and axially relative to the second axis (Z2) simultaneously；The reset
Spring (S) is mounted between retaining ring (D) and slider disc quill (T2) and acts in the axial direction of slider disc quill (T2)；
In the assembled condition, fixed disk (P1) and slider disc (P2) cooperatively form it is a kind of can clutch friction-type drive pair, when right
Clutch release bearing inner ring axially applies when being used as power (F), can make clutch release bearing, slider disc quill (T2) and
Slider disc (P2) is synchronized along axial direction shifts to fixed disk (P1) and compression reseting spring (S), when slider disc (P2) is pressed on fixed disk
(P1) slider disc (P2) is engaged with fixed disk (P1) when on；At slider disc (P2) and fixed disk (P1) engagement state, when first
When the input speed (ni) of axis (Z1) is greater than output revolving speed (no) of the second axis (Z2), freewheel clutch (CY) engagement, first axle
(Z1) power is transmitted to the second axis (Z2) by freewheel clutch (CY), fixed disk (P1) and slider disc (P2)；In slider disc
(P2) and under fixed disk (P1) engagement state, when the input speed (ni) of first axle (Z1) is defeated less than or equal to the second axis (Z2)
Out when revolving speed (no), freewheel clutch (CY) separation, first axle (Z1) interrupts to the second axis (Z2) and transmits power；When to clutch
What release bearing inner ring axially applied is used as power after (F) elimination, clutch release bearing, slider disc quill (T2) and sliding
Disk (P2) is synchronized under reset spring (S) rebound effect and is moved axially to the direction far from fixed disk (P1), makes slider disc
(P2) it is separated with fixed disk (P1), and slider disc (P2) and fixed disk (P1) lose therebetween frictional drive ability.
2. friction-type clutch mechanism according to claim 1, it is characterised in that: the friction-type drive pair is rubbed by monolithic
Pad constitutes monolithic friction-type drive pair, or multi-disc friction type transmission is made of multi-plate friction plate.
3. friction-type clutch mechanism according to claim 2, it is characterised in that: be directed to multi-disc friction type transmission, institute
Fixed disk (P1) is stated equipped with internal spline hub (HG) and one group of annular friction piece (MP)；
The internal spline hub (HG) is cylindrical shape, and the inner cylinder face of internal spline hub (HG) is equipped with internal spline, internal spline hub (HG)
Coaxially it is fixedly arranged on fixed disk (P1) side end face；The quantity of one group of annular friction piece (MP) two or more,
Each annular friction piece (MP) is made of first annular steel disc with the annular friction piece for being fixedly arranged at its two sides, the first annular steel
The outer circle of piece is equipped with external splines, which forms spline with internal spline set on internal spline hub (HG) inner cylinder face and match
It closes, each annular friction piece (MP) can all rotate synchronously with internal spline hub (HG) and can be relative to internal spline hub in the assembled condition
(HG) it moves axially；
For multi-disc friction type transmission, the slider disc (P2) is equipped with external splines set (HT) and one group of second annular steel disc
(GP)；
The external splines set (HT) is cylindrical shape, and the external cylindrical surface of external splines set (HT) is equipped with external splines, external splines set (HT)
Coaxially it is fixedly arranged on slider disc (P2) side end face；The quantity of described one group second annular steel disc (GP) is rubbed than one group of annular
The quantity of pad (MP) is one few, and each second annular steel disc (GP) is annular sheet, in the inner circle of the second annular steel disc (GP)
Equipped with internal spline, set external splines forms spline fitted on the internal spline and external splines set (HT) external cylindrical surface, in assembly shape
Each second annular steel disc (GP) can all rotate synchronously and can be relative to external splines set (HT) axial direction with external splines set (HT) under state
It is mobile；
In the assembled condition, one group of annular friction piece (MP) and one group of second annular steel disc (GP) are with second annular steel disc (GP) phase
For annular friction piece (MP) one every a mode along axial direction the arranged for interval between fixed disk (P1) and slider disc (P2), and it is fixed
All there are gaps between each other for the annular steel disc (GP) of disk (P1), slider disc (P2) annular friction piece (MP) and second, wherein often
It is all constituted between the annular surface corresponding with adjacent second annular steel disc (GP) of the annular friction face of a annular friction piece (MP) side
Friction pair is constituted with this group of annular friction piece (MP) and one group of second annular steel disc (GP) with the more of multipair friction pair
Piece friction-type drive pair.
4. friction-type clutch mechanism according to claim 1, it is characterised in that: the freewheel clutch (CY) uses wedge
The unidirectional clutch of block formula, perhaps using roller-type one way clutch or using ratchet wheel pawl type one-way clutch.
5. friction-type clutch mechanism according to claim 1, it is characterised in that: the clutch release bearing uses axis
Axial thrust bearing, perhaps using angular contact bearing or using plane bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176526.8A CN109944884B (en) | 2019-03-08 | 2019-03-08 | Friction clutch device with overrunning separation transmission function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176526.8A CN109944884B (en) | 2019-03-08 | 2019-03-08 | Friction clutch device with overrunning separation transmission function |
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| CN109944884A true CN109944884A (en) | 2019-06-28 |
| CN109944884B CN109944884B (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910176526.8A Active CN109944884B (en) | 2019-03-08 | 2019-03-08 | Friction clutch device with overrunning separation transmission function |
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| JP2007170535A (en) * | 2005-12-21 | 2007-07-05 | Ntn Corp | Rotation transmission device |
| US20070272508A1 (en) * | 2006-05-29 | 2007-11-29 | Ritsuo Toya | Wet multi-plate clutch of mechanical coupling type |
| CN101769349A (en) * | 2008-12-30 | 2010-07-07 | 北京航空航天大学 | Multifunctional clutch |
| CN103148115A (en) * | 2013-02-21 | 2013-06-12 | 蒋璋璋 | Technical scheme for automatic clutch of motor vehicle |
| CN204253672U (en) * | 2014-11-19 | 2015-04-08 | 刘宝 | A kind of controllable overrunning clutch |
| CN205173292U (en) * | 2015-12-01 | 2016-04-20 | 李建新 | Automatic clutch of being connected with automotive gear formula automatic transmission |
| CN105909692A (en) * | 2016-06-29 | 2016-08-31 | 黄山奔马集团有限公司 | Self-adaption automatic separation drive assembly and overrunning clutch thereof |
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2019
- 2019-03-08 CN CN201910176526.8A patent/CN109944884B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007170535A (en) * | 2005-12-21 | 2007-07-05 | Ntn Corp | Rotation transmission device |
| US20070272508A1 (en) * | 2006-05-29 | 2007-11-29 | Ritsuo Toya | Wet multi-plate clutch of mechanical coupling type |
| CN101769349A (en) * | 2008-12-30 | 2010-07-07 | 北京航空航天大学 | Multifunctional clutch |
| CN103148115A (en) * | 2013-02-21 | 2013-06-12 | 蒋璋璋 | Technical scheme for automatic clutch of motor vehicle |
| CN204253672U (en) * | 2014-11-19 | 2015-04-08 | 刘宝 | A kind of controllable overrunning clutch |
| CN205173292U (en) * | 2015-12-01 | 2016-04-20 | 李建新 | Automatic clutch of being connected with automotive gear formula automatic transmission |
| CN105909692A (en) * | 2016-06-29 | 2016-08-31 | 黄山奔马集团有限公司 | Self-adaption automatic separation drive assembly and overrunning clutch thereof |
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|---|---|
| CN109944884B (en) | 2020-05-19 |
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