CN106870632B - Torsional vibration damper and engine flywheel with torsional vibration damper - Google Patents
Torsional vibration damper and engine flywheel with torsional vibration damper Download PDFInfo
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- CN106870632B CN106870632B CN201710170114.4A CN201710170114A CN106870632B CN 106870632 B CN106870632 B CN 106870632B CN 201710170114 A CN201710170114 A CN 201710170114A CN 106870632 B CN106870632 B CN 106870632B
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- 238000013016 damping Methods 0.000 claims abstract description 342
- 230000005540 biological transmission Effects 0.000 claims description 62
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 210000000515 tooth Anatomy 0.000 description 92
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
- F16F15/1217—Motion-limiting means, e.g. means for locking the spring unit in pre-defined positions
- F16F15/1218—Motion-limiting means, e.g. means for locking the spring unit in pre-defined positions by means of spring-loaded radially arranged locking means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/30—Flywheels
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention provides a kind of torsional vibration damper and with the engine flywheel of torsional vibration damper, it is intended to solve the problem of not installing and using when existing torsional vibration damper axial dimension is larger and is used cooperatively with engine flywheel because of axial dimension limited space.Idling damper unit is mounted in the centre bore of main torsion damping unit damping disk(-isc) by torsional vibration damper of the invention, then be axially arranged two damper units are mounted between the first support plate and the second support plate, has greatly reduced the axial dimension of torsional vibration damper.Flywheel ring gear is fixedly set in entirety outside the first support plate or the second support plate and further has compressed axial dimension, the occasion narrower suitable for axial dimension as engine flywheel.
Description
Technical field
The present invention relates to a kind of torsional vibration damper being arranged between internal combustion engine crankshaft output and transmission input and
Engine flywheel with torsional vibration damper.
Background technique
Since the torque in automotive transmission periodically constantly varies, this allows for generating torsion in power train
Vibration.If this vibration frequency is same or similar with the eigentone of power train, covibration will occur, for vehicle
Riding comfort and Parts for Power Train service life adversely affect.In addition, urgent regardless of luxuriant clutch
When braking or being quickly engaged clutch, moment will generate great shock loading, easily shorten the service life of part.To avoid producing
Raw resonance and decay amplitude, reduce shock loading suffered by power train, therefore in the internal combustion engine crankshaft output and speed changer of vehicle
Torsional vibration damper is installed between input terminal.
Since the damper unit and idling damper unit of existing torsional vibration damper mostly use greatly axial arrangement, so that turning round
It is larger to turn damper entirety axial dimension, therefore can not install and use in certain applications.In addition, existing torsional vibration damper and
For engine flywheel when being used cooperatively, there is also corresponding problems.
Summary of the invention
Based on background above, the present invention provides a kind of torsional vibration dampers that axial dimension is small, while providing a kind of band
There is the engine flywheel of torsional vibration damper.
The technical solution of the invention is as follows:
Torsional vibration damper, including main torsion damping unit and idling torsion damping unit；Main torsion damping unit includes subtracting
Vibration plate and the multiple main shock-absorbing springs being mounted on damping disk(-isc)；Damping disk(-isc) edge has multiple resigning breach；Idling torsion subtracts
The unit that shakes includes vibration damping hub and multiple groups idling damping spring component；Multiple groups idling damping spring component is relative to vibration damping hub
Rotation axis is symmetrical arranged；
It is characterized in that
The torsional vibration damper further includes the first support plate and the second support plate；First support plate and the second support plate are opposite
It fastens and is fixedly connected, form installation cavity；
Be respectively arranged on the end face of first support plate and the second support plate quantity identical as the main shock-absorbing spring, mutually
The type chamber one and type chamber two to match, type chamber one and type chamber two jointly accommodate the main shock-absorbing spring wherein；
Multiple spacer pins corresponding with the resigning breach are additionally provided between first support plate and the second support plate；
The main torsion damping unit and idling torsion damping unit are arranged in the installation cavity, main torsion damping list
Member, idling torsion damping unit, the first support plate and the second support plate have common axis of rotation line；Main torsion damping unit phase
It can make the Double-directional rotary of certain angle around the rotation axis for the first support plate and the second support plate；Main torsion damping unit
Rotational angle depend on gap between the resigning breach and its corresponding spacer pin；
The damping disk(-isc) hub sleeve can make the double of certain angle in the centre bore of damping disk(-isc), and relative to the damping disk(-isc)
To rotation；
It is also respectively provided in the vibration damping hub outer rim, vibration damping center hole for limiting the idling shock-absorbing spring group
The position limiting structure of part decrement；The idling damping spring component is mounted between the radial direction between the vibration damping hub and damping disk(-isc)
It is compressed in the position limiting structure in gap and respectively；
The power transmission knot for being used to transmit main torque to match is respectively arranged in vibration damping hub outer rim, vibration damping center hole
Structure；The force transferring structure is between any two groups of idling damping spring components.
Based on above-mentioned basic technical scheme, the present invention also makes following optimization and/or restriction.
To keep effectiveness in vibration suppression more preferable, the force transferring structure is provided between two adjacent groups idling damping spring component.
Further, above-mentioned idling damping spring component includes N number of being arranged symmetrically relative to vibration damping hub central axis
First idling shock-absorbing spring and N number of the second idling shock-absorbing spring being arranged symmetrically relative to vibration damping hub central axis；N be greater than
Even number equal to 2；The limiting tooth includes N number of first limiting tooth being arranged in vibration damping hub outer rim and is arranged in damping disk(-isc)
N number of second limiting tooth and N number of third limiting tooth on centre bore；First limiting tooth is for limiting the first idling vibration damping
The decrement of spring and the second idling shock-absorbing spring, N number of first limiting tooth are arranged symmetrically relative to the central axis of vibration damping hub；
Second limiting tooth is used to limit the decrement of the first idling shock-absorbing spring, and N number of second limiting tooth is relative to damping disk(-isc)
Central axis be arranged symmetrically；The third limiting tooth is used to limit the decrement of the second idling shock-absorbing spring, N number of third
Limiting tooth is arranged symmetrically relative to the central axis of damping disk(-isc)；After assembly, first limiting tooth is located at second limiting tooth
Between third limiting tooth；The first idling shock-absorbing spring is compressed between first limiting tooth and the second limiting tooth, the
Two idling shock-absorbing springs are compressed between the first limiting tooth and third limiting tooth.
When actual design, the limiting tooth on above-mentioned damping disk(-isc) and vibration damping hub is interchangeable, that is to say, that in vibration damping disk center
N number of first limiting tooth is set on hole, correspondingly, N number of second limiting tooth and N number of third limiting tooth are arranged in vibration damping hub；Tool
Body are as follows: the idling damping spring component includes N number of the first idling vibration damping being arranged symmetrically relative to vibration damping hub central axis
Spring and N number of the second idling shock-absorbing spring being arranged symmetrically relative to vibration damping hub central axis；N is the even number more than or equal to 2；
The limiting tooth includes N number of first limiting tooth being arranged in vibration damping center hole and the N being arranged in vibration damping hub outer rim
A second limiting tooth and N number of third limiting tooth；First limiting tooth is for limiting the first idling shock-absorbing spring and second
The decrement of idling shock-absorbing spring, N number of first limiting tooth are arranged symmetrically relative to the central axis of damping disk(-isc)；Second limit
Tooth is used to limit the decrement of the first idling shock-absorbing spring, central axis of N number of second limiting tooth relative to vibration damping hub
It is arranged symmetrically；The third limiting tooth is used to limit the decrement of the second idling shock-absorbing spring, and N number of third limiting tooth is opposite
It is arranged symmetrically in the central axis of vibration damping hub；After assembly, first limiting tooth is located at second limiting tooth and third limit
Between the tooth of position；The first idling shock-absorbing spring is compressed between first limiting tooth and the second limiting tooth, and the second idling subtracts
Spring-compressed shake between the first limiting tooth and third limiting tooth.
Further, above-mentioned force transferring structure includes that central axis in vibration damping center hole, relative to damping disk(-isc) is arranged in
M the first power transmission teeth that line is arranged symmetrically, and central axis in vibration damping hub outer rim, relative to vibration damping hub is set
M the second power transmission teeth being arranged symmetrically and M third power transmission tooth；M is the even number more than or equal to 2；After assembly, described first is passed
Power tooth position is between the second power transmission tooth and third power transmission tooth.
Equally, the power transmission tooth on above-mentioned damping disk(-isc) and vibration damping hub is interchangeable, that is to say, that sets in vibration damping center hole
M the first power transmission teeth are set, correspondingly, M the second power transmission teeth and N number of third power transmission tooth are arranged in vibration damping hub；Specifically: institute
Stating power transmission tooth includes that the central axis M that is arranged symmetrically the in vibration damping hub outer rim, relative to vibration damping hub is arranged in
One power transmission tooth, and be arranged in vibration damping center hole, central axis the M that is arranged symmetrically second relative to damping disk(-isc)
Power transmission tooth and M third power transmission tooth；M is the even number more than or equal to 2；After assembly, the first power transmission tooth position is passed in described second
Between power tooth and third power transmission tooth.
Further, above-mentioned torsional vibration damper further includes main damping piece, main damping diaphragm spring, idling vibration damping
Damping fin, idling damping diaphragm spring and shared damping fin；The first protrusion, the first protrusion are equipped in main damping on piece
Between the tooth form of main damping diaphragm spring and in axially extended main damping diaphragm spring and it is inserted into the second support plate
On hole in, by the compression of main damping diaphragm spring loaded between main the second support plate of shock-absorbing spring and main damping piece,
Main damping piece and main damping diaphragm spring are relative to the second support plate without relative rotation in a circumferential direction；And master subtracts
Vibration damping fin is then pressed on damping disk(-isc), and main damping piece along the circumferential direction can Bidirectional slide relative to damping disk(-isc)；Subtract in idling
Vibration damping fin is radially equipped with the second protrusion, and the second protrusion is in the main corresponding slot of damping on piece, in circumferencial direction
Upper idling damping piece and main damping piece are without relative rotation, idling damping piece and main damping piece in the axial direction
It is non-interference；Idling damping diaphragm spring is compressed between the second support plate and idling damping piece, the resistance of idling vibration damping
Buddhist nun's diaphragm spring and idling damping piece are relative to the second support plate without relative rotation, and idling damping piece is then pressed in and subtracts
On vibration plate hub, idling damping piece circumferentially can Bidirectional slide relative to vibration damping hub；Damping fin is shared to be arranged in damping disk(-isc)
And first between support plate, is compressed by damping disk(-isc), vibration damping hub and the first support plate.
Further, the spline for transmitting torque is provided on the centre bore of above-mentioned vibration damping hub.
The present invention also provides a kind of engine flywheels with above-mentioned torsional vibration damper, including flywheel ring gear；It is described to fly
Gear teeth snare is outer mounted in first support plate and is sleeved on outside second support plate with its connected or described flywheel ring gear
And it is connected with it；First support plate or the second support plate and engine crankshaft output end are connected.
The invention has the advantages that
The present invention radially arranges torsion damping unit and idling damper unit, reduces the axial ruler of torsional vibration damper
It is very little, it can be applied to the narrow occasion of axial dimension；In addition, torsional vibration damper is installed in flywheel ring gear integrally as engine
Torsional vibration damper and engine flywheel (are integrated) by flywheel, further have compressed axial dimension, are suitable for axial dimension
Narrower occasion.
Detailed description of the invention
Fig. 1 is explosive view of the invention；
Fig. 2 is explosive view of the invention (another angle)；
Fig. 3 is structural schematic diagram of the invention (installation diagram)；
Figure label: the first support plate of 11-；111- type chamber one；112- pin hole one；The second support plate of 12-；121- type chamber
Two；122- pin hole two；The hole 123-；13- bolt；14- spacer pin；21- vibration damping hub；211 first limiting tooths；The second power transmission of 212-
Tooth；213- third power transmission tooth；214- spline；22- damping disk(-isc)；221- window；222- resigning breach；The second limiting tooth of 223-；
224- the first power transmission tooth；225- third limiting tooth；The main shock-absorbing spring of 31-；32- the first idling shock-absorbing spring；The second idling of 33- subtracts
Shake spring；41- idling damping diaphragm spring；The main damping diaphragm spring of 42-；51- idling damping piece；511-
Two protrusions；The main damping piece of 52-；The first protrusion of 521-, 522- slot；53- shares damping fin；6- flywheel ring gear.
Specific embodiment
Fig. 1~3 are a specific embodiment of torsional vibration damper provided by the present invention, it mainly includes opposite fastens simultaneously
By eight bolts and four spacer pins, (14 one end of spacer pin is inserted into pin hole 1, and 14 other end of spacer pin is inserted into pin hole two
In 122) the first support plate 11 and the second support plate 12 that are fastenedly connected, and it is mounted on the first support plate 11 and the second support plate
Main torsion damping unit and idling torsion damping unit between 12.
Concave type chamber 1 and type chamber two there are four being opened up respectively in the first support plate 11 and the second support plate 12
121, after the first support plate 11 and the second support plate 12 snap together, type chamber 1 and type chamber 2 121 are corresponding, are formed and are held
Receive the space of main shock-absorbing spring 31.
It is also formed between the first support plate 11 and the second support plate 12 and accommodates main damper unit and idling damper unit
Space, main damper unit, idling damper unit, the first support plate 11 and the second support plate 12 have common axis of rotation line, around
The main damper unit of this rotation axis can make two-way opposite turn of certain angle relative to the first support plate 11 and the second support plate 12
It is dynamic.
Main torsion damping unit mainly includes four groups of main shock-absorbing springs 31 and a damping disk(-isc) 22.It is equipped on damping disk(-isc) 22
It accommodates four windows 221 of main shock-absorbing spring 31 and accommodates the resigning breach 222 of spacer pin 14.Four windows 221 and first
Four type chambers 2 121 on four type chambers 1 and the second support plate 12 on support plate 11 are just corresponding, they jointly subtract master
The spring 31 that shakes accommodates wherein.
It can bi-directional compression master when damping disk(-isc) 22 is relative to the first support plate 11 and the second 12 two-way relative rotation of support plate
Shock-absorbing spring 31 is impacted with buffering vibration；Activity space between resigning breach 222 on damping disk(-isc) 22 and spacer pin 14 limits
Rotation angle of the damping disk(-isc) 22 relative to 12 forward and reverse of the first support plate 11 and the second support plate.
Idling torsion damping unit mainly includes a vibration damping hub 21, two by the first idling shock-absorbing spring 32 and second
The idling shock-absorbing spring group that idling shock-absorbing spring 33 forms.21 sets of vibration damping hub in the centre bore of damping disk(-isc) 22, the two rotation
Axis is overlapped.
It is equipped in 21 outer rim of vibration damping hub for limiting the first idling shock-absorbing spring 32 and the second idling shock-absorbing spring 33
Two the first limiting tooths 211 of decrement and two the second power transmission teeth 212 and two third power transmission teeth for transmitting main torque
213, the spline 214 of outside output torque is additionally provided on the centre bore of vibration damping hub 21.
Two second limits for limiting 32 decrement of the first idling shock-absorbing spring are provided on 22 centre bore of damping disk(-isc)
Position tooth 223, two third limiting tooths 225 for limiting 33 decrement of the second idling shock-absorbing spring, and for transmitting main torsion
Two the first power transmission teeth 224 of square；
First idling shock-absorbing spring 32 and the second idling shock-absorbing spring 33 are arranged between vibration damping hub 21 and damping disk(-isc) 22
Radial clearance in, wherein the compression of the first idling shock-absorbing spring 32 be installed on the first limiting tooth 211 and the second limiting tooth 223 it
Between, the second idling shock-absorbing spring 33 is compressed between the first limiting tooth 211 and third limiting tooth 225.Two the first idling vibration dampings
32, two, the spring third of the second limiting tooth 223, two of the first limiting tooth 211, two of the second idling shock-absorbing spring 33, two limit
Position 225, two, tooth the second power transmission tooth 212 of 224, two, the first power transmission tooth and two third power transmission teeth 213 are both with respect to vibration damping
Disk 22 or the central axis of vibration damping hub 21 are arranged symmetrically, and are both provided with one group of biography between adjacent two each idling shock-absorbing spring group
Power tooth i.e. the first, second and third power transmission tooth.First and second idling shock-absorbing spring, the first, second and third power transmission tooth and the first, second and third limit
The quantity of tooth can increase and decrease according to actual needs.
In order to make twisting vibration decay rapidly, torsional vibration damper further includes main damping piece 52, main damping diaphragm
Spring 42, idling damping piece 51, idling damping diaphragm spring 41 and shared damping fin 53.
The first protrusion 521 is equipped on main damping piece 52, the first protrusion 521 is embedded in main damping diaphragm spring 42
Tooth form between and axially extended main damping diaphragm spring 42 and be inserted into the second support plate 12 on hole 123 in, by master subtract
Vibration damped diaphragm spring 42 is installed between main the second support plate of shock-absorbing spring 12 and main damping piece 52 in compressive state,
Main damping piece 52 and main damping diaphragm spring 42 are relative to the second support plate 12 without relative rotation on circumferencial direction；And
Main damping piece 52 is then pressed on damping disk(-isc) 22, and main damping piece 52 along the circumferential direction can two-way cunning relative to damping disk(-isc) 22
It is dynamic.
It is radially equipped with the second protrusion 511 in idling damping piece 51, the second protrusion 511 is embedded in main damping piece
On 52 in corresponding slot 522, idling damping piece 51 and main damping piece 52 are without relative rotation in a circumferential direction, in axis
Upward idling damping piece 51 and main damping piece 52 are non-interference；Idling damping diaphragm spring 41 is compressed in second
Between support plate 12 and idling damping piece 51, idling damping diaphragm spring 41 and idling damping piece 51 relative to
Second support plate 12 is without relative rotation, and idling damping piece 51 is then pressed in vibration damping hub 21, idling damping piece 51
It circumferentially can Bidirectional slide relative to vibration damping hub 21.
It shares damping fin 53 to be arranged between damping disk(-isc) 22 and the first support plate 11, be mentioned by main damping diaphragm spring 42
For normal pressure, make between winner's damping piece 52 and damping disk(-isc) 22 and between shared damping fin 53 and damping disk(-isc) 22, or
It shares and generates frictional damping torque between damping fin 53 and the first support plate 11, damping disk(-isc) 22 of decaying is relative to the first support plate 11
With the Oscillation Amplitude of the second support plate 12.
It shares damping fin 53 to be also arranged between vibration damping hub 21 and the first support plate 11 simultaneously, by idling damping film
Flat spring 41 provides normal pressure, so that between idling damping piece 51 and vibration damping hub 21 and shared damping fin 53 and vibration damping
Frictional damping torque is generated between hub 21 or between shared damping fin 53 and the first support plate 11, decay 21 phase of vibration damping hub
For the Oscillation Amplitude of the first support plate 11 and the second support plate 12.
In order to further compress axial dimension, the present invention is fixed with winged outside the first support plate 11 or the second support plate 12
Gear ring 6 is taken turns, the engine flywheel for having torsional vibration damper is integrally formed.In use, engine crankshaft output end is connected
On the centre bore of the first support plate 11 or the second support plate 12.
The course of work of the invention: as shown in Figure 1, Figure 2 and Figure 3, engine torque is transmitted to the second support plate by crankshaft
On 12, due to the first support plate 11 and the second support plate 12 passes through bolt 13 and spacer pin 14 is fixed on one, engine
Torque also pass in the first support plate 11, torque transfer route is as follows:
1, main torsion damping unit torque transfer route:
Engine crankshaft torque output end → the first and second support plate 11 and 12 → main shock-absorbing spring 31 is alternatively, main vibration damping bullet
Spring 31 and spacer pin 14 → damping disk(-isc), 22 → vibration damping hub 21 → output outward
When transmitting main torque, third limiting tooth 225 will contact third power transmission tooth 213, the first power transmission tooth 224 will contact second
Power transmission tooth 212 is transmitted outward by vibration damping hub 21.If the torque of transmitting is very big, main shock-absorbing spring 31 is not enough to transmit so
Big torque, then contact damping disk 22, torque are transmitted to vibration damping by main shock-absorbing spring 31 and spacer pin 14 by spacer pin 14 together
On disk 22.
2, idling torsion damping unit torque transfer route:
Engine crankshaft torque output end → the first and second support plate 11 and 12 → 31 → damping disk(-isc) of main shock-absorbing spring 22 → the
One 21 → output outward of idling 32 → vibration damping of shock-absorbing spring hub
If the idling torque of transmitting is very big, the first idling shock-absorbing spring 32 is not enough to transmit so big torque, then the
Three limiting tooths 225 will contact third power transmission tooth 213, the first power transmission tooth 224 will contact the second power transmission tooth 212, and torque will be by first
Idling shock-absorbing spring 32 and power transmission tooth are transmitted to together on damping disk(-isc) 22.Second idling shock-absorbing spring 33 plays reversed buffer function.
Claims (12)
1. torsional vibration damper, including main torsion damping unit and idling torsion damping unit；Main torsion damping unit includes vibration damping
Disk (22) and the multiple main shock-absorbing springs (31) being mounted on damping disk(-isc) (22)；Damping disk(-isc) (22) edge has multiple step down to lack
Mouth (222)；Idling torsion damping unit includes vibration damping hub (21) and multiple groups idling damping spring component；Multiple groups idling vibration damping bullet
Spring component is symmetrical arranged relative to the rotation axis of vibration damping hub (21)；
It is characterized by:
The torsional vibration damper further includes the first support plate (11) and the second support plate (12)；First support plate (11) and second
Support plate (12) is opposite to be fastened and is fixedly connected, and installation cavity is formed；
It is respectively arranged on the end face of first support plate (11) and the second support plate (12) identical as main shock-absorbing spring (31)
Quantity, the type chamber one (111) and type chamber two (121) that match each other, type chamber one (111) and type chamber two (121) jointly will be described
Main shock-absorbing spring (31) accommodates wherein；
It is additionally provided between first support plate (11) and the second support plate (12) corresponding with the resigning breach (222) multiple
Spacer pin (14)；
The main torsion damping unit and idling torsion damping unit are arranged in the installation cavity, main torsion damping unit, idle
Fast torsion damping unit, the first support plate (11) and the second support plate (12) have common axis of rotation line；Main torsion damping list
Member can make the Double-directional rotary of certain angle relative to the first support plate (11) and the second support plate (12) around the rotation axis；It is main
The rotational angle of torsion damping unit depends on the gap between the resigning breach (222) and its corresponding spacer pin (14)；
The vibration damping hub (21) is sleeved in the centre bore of damping disk(-isc) (22), and can make centainly relative to the damping disk(-isc) (22)
The Double-directional rotary of angle；
It is also respectively provided in vibration damping hub (21) outer rim, damping disk(-isc) (22) centre bore for limiting the idling vibration damping bullet
The position limiting structure of spring component decrement；The idling damping spring component is mounted on the vibration damping hub (21) and damping disk(-isc) (22)
Between radial clearance in and be compressed in the position limiting structure respectively；
The power transmission for being used to transmit main torque to match is respectively arranged in vibration damping hub (21) outer rim, damping disk(-isc) (22) centre bore
Structure；The force transferring structure is between any two groups of idling damping spring components；
The idling damping spring component includes that N number of the first idling being arranged symmetrically relative to vibration damping hub (21) central axis subtracts
Shake spring (32) and N number of the second idling shock-absorbing spring (33) being arranged symmetrically relative to vibration damping hub (21) central axis；N is big
In the even number for being equal to 2；
The limiting tooth includes N number of first limiting tooth (211) being arranged in vibration damping hub (21) outer rim and is arranged in vibration damping
N number of second limiting tooth (223) and N number of third limiting tooth (225) on disk (22) centre bore；
First limiting tooth (211) is for limiting the first idling shock-absorbing spring (32) and the second idling shock-absorbing spring (33)
Decrement, N number of first limiting tooth (211) is arranged symmetrically relative to the central axis of vibration damping hub (21)；
Second limiting tooth (223) is used to limit the decrement of the first idling shock-absorbing spring (32), N number of second limiting tooth
(223) central axis relative to damping disk(-isc) (22) is arranged symmetrically；
The third limiting tooth (225) is used to limit the decrement of the second idling shock-absorbing spring (33), N number of third limiting tooth
(225) central axis relative to damping disk(-isc) (22) is arranged symmetrically；
After assembly, first limiting tooth (211) is between second limiting tooth (223) and third limiting tooth (225)；Institute
It states the first idling shock-absorbing spring (32) to be compressed between first limiting tooth (211) and the second limiting tooth (223), the second idling
Shock-absorbing spring (33) is compressed between the first limiting tooth (211) and third limiting tooth (225).
2. torsional vibration damper according to claim 1, it is characterised in that: between two adjacent groups idling damping spring component
It is provided with the force transferring structure.
3. torsional vibration damper according to claim 1, it is characterised in that: the force transferring structure includes being arranged in damping disk(-isc)
(22) on centre bore, the M that is arranged symmetrically the first power transmission teeth (224) of central axis relative to damping disk(-isc) (22), Yi Jishe
Set the M that is arranged symmetrically the second power transmissions of central axis in vibration damping hub (21) outer rim, relative to vibration damping hub (21)
Tooth (212) and M third power transmission tooth (213)；M is the even number more than or equal to 2；
After assembly, the first power transmission tooth (224) is between the second power transmission tooth (212) and third power transmission tooth (213).
4. torsional vibration damper according to claim 1, it is characterised in that: the force transferring structure includes being arranged in vibration damping hub
(21) in outer rim, the M that is arranged symmetrically the first power transmission teeth of central axis relative to vibration damping hub (21), and setting exists
It is on damping disk(-isc) (22) centre bore, relative to the M that is arranged symmetrically the second power transmission teeth of central axis of damping disk(-isc) (22) and M
Third power transmission tooth；M is the even number more than or equal to 2；
After assembly, the first power transmission tooth position is between the second power transmission tooth and third power transmission tooth.
5. torsional vibration damper according to claim 1 to 4, it is characterised in that:
It further include main damping piece (52), main damping diaphragm spring (42), idling damping piece (51), idling vibration damping
Damped diaphragm spring (41) and shared damping fin (53)；
The first protrusion (521) are equipped on main damping piece (52), the first protrusion (521) is embedded in main damping diaphragm spring
(42) hole (123) between tooth form and on axially extended main damping diaphragm spring (42) and insertion the second support plate (12)
In, the compression of main damping diaphragm spring (42) is loaded on main the second support plate of shock-absorbing spring (12) and main damping piece (52)
Between, main damping piece (52) and main damping diaphragm spring (42) are relative to the second support plate (12) in a circumferential direction
Without relative rotation；And main damping piece (52) is then pressed on damping disk(-isc) (22), main damping piece (52) is relative to damping disk(-isc)
It (22) along the circumferential direction can Bidirectional slide；
The second protrusion (511) radially are equipped in idling damping piece (51), the second protrusion (511) is embedded in main damping
On piece (52) in corresponding slot (522), idling damping piece (51) and main damping piece (52) are without phase in a circumferential direction
To rotation, idling damping piece (51) and main damping piece (52) are non-interference in the axial direction；Idling damping diaphragm
Spring (41) is compressed between the second support plate (12) and idling damping piece (51), idling damping diaphragm spring (41)
With idling damping piece (51) relative to the second support plate (12) without relative rotation, and idling damping piece (51) is then pressed in
In vibration damping hub (21), idling damping piece (51) circumferentially can Bidirectional slide relative to vibration damping hub (21)；
It shares damping fin (53) to be arranged between damping disk(-isc) (22) and the first support plate (11), by damping disk(-isc) (22), vibration damping hub
(21) it is compressed with the first support plate (11).
6. torsional vibration damper according to claim 1 to 4, it is characterised in that:
The spline (214) for transmitting torque is provided on the centre bore of the vibration damping hub (21).
7. torsional vibration damper, including main torsion damping unit and idling torsion damping unit；Main torsion damping unit includes vibration damping
Disk (22) and the multiple main shock-absorbing springs (31) being mounted on damping disk(-isc) (22)；Damping disk(-isc) (22) edge has multiple step down to lack
Mouth (222)；Idling torsion damping unit includes vibration damping hub (21) and multiple groups idling damping spring component；Multiple groups idling vibration damping bullet
Spring component is symmetrical arranged relative to the rotation axis of vibration damping hub (21)；It is characterized by:
The torsional vibration damper further includes the first support plate (11) and the second support plate (12)；First support plate (11) and second
Support plate (12) is opposite to be fastened and is fixedly connected, and installation cavity is formed；
It is respectively arranged on the end face of first support plate (11) and the second support plate (12) identical as main shock-absorbing spring (31)
Quantity, the type chamber one (111) and type chamber two (121) that match each other, type chamber one (111) and type chamber two (121) jointly will be described
Main shock-absorbing spring (31) accommodates wherein；
It is additionally provided between first support plate (11) and the second support plate (12) corresponding with the resigning breach (222) multiple
Spacer pin (14)；
The main torsion damping unit and idling torsion damping unit are arranged in the installation cavity, main torsion damping unit, idle
Fast torsion damping unit, the first support plate (11) and the second support plate (12) have common axis of rotation line；Main torsion damping list
Member can make the Double-directional rotary of certain angle relative to the first support plate (11) and the second support plate (12) around the rotation axis；It is main
The rotational angle of torsion damping unit depends on the gap between the resigning breach (222) and its corresponding spacer pin (14)；
The vibration damping hub (21) is sleeved in the centre bore of damping disk(-isc) (22), and can make centainly relative to the damping disk(-isc) (22)
The Double-directional rotary of angle；
It is also respectively provided in vibration damping hub (21) outer rim, damping disk(-isc) (22) centre bore for limiting the idling vibration damping bullet
The position limiting structure of spring component decrement；The idling damping spring component is mounted on the vibration damping hub (21) and damping disk(-isc) (22)
Between radial clearance in and be compressed in the position limiting structure respectively；
The power transmission for being used to transmit main torque to match is respectively arranged in vibration damping hub (21) outer rim, damping disk(-isc) (22) centre bore
Structure；The force transferring structure is between any two groups of idling damping spring components；
The idling damping spring component includes that N number of the first idling being arranged symmetrically relative to vibration damping hub (21) central axis subtracts
Shake spring (32) and N number of the second idling shock-absorbing spring (33) being arranged symmetrically relative to vibration damping hub (21) central axis；N is big
In the even number for being equal to 2；
The limiting tooth includes N number of first limiting tooth being arranged on damping disk(-isc) (22) centre bore and is arranged in vibration damping hub
(21) N number of second limiting tooth and N number of third limiting tooth in outer rim；
First limiting tooth is used to limit the pressure of the first idling shock-absorbing spring (32) and the second idling shock-absorbing spring (33)
Contracting amount, N number of first limiting tooth are arranged symmetrically relative to the central axis of damping disk(-isc) (22)；
Second limiting tooth is used to limit the decrement of the first idling shock-absorbing spring (32), and N number of second limiting tooth is opposite
It is arranged symmetrically in the central axis of vibration damping hub (21)；
The third limiting tooth is used to limit the decrement of the second idling shock-absorbing spring (33), and N number of third limiting tooth is opposite
It is arranged symmetrically in the central axis of vibration damping hub (21)；
After assembly, first limiting tooth is between second limiting tooth and third limiting tooth；The first idling vibration damping
Spring (32) is compressed between first limiting tooth and the second limiting tooth, and the second idling shock-absorbing spring (33) is compressed in the first limit
Between position tooth and third limiting tooth.
8. torsional vibration damper according to claim 7, it is characterised in that:
The force transferring structure include be arranged on damping disk(-isc) (22) centre bore, relative to damping disk(-isc) (22) central axis it is symmetrical
M the first power transmission teeth (224) of arrangement, and setting are in vibration damping hub (21) outer rim, relative to vibration damping hub (21)
M the second power transmission teeth (212) and M third power transmission tooth (213) that central axis is arranged symmetrically；M is the idol more than or equal to 2
Number；
After assembly, the first power transmission tooth (224) is between the second power transmission tooth (212) and third power transmission tooth (213).
9. torsional vibration damper according to claim 7, it is characterised in that:
The force transferring structure include be arranged in vibration damping hub (21) outer rim, relative to vibration damping hub (21) central axis it is equal
M the first power transmission teeth being arranged symmetrically, and centers be arranged on damping disk(-isc) (22) centre bore, relative to damping disk(-isc) (22)
M the second power transmission teeth and M third power transmission tooth that axis is arranged symmetrically；M is the even number more than or equal to 2；
After assembly, the first power transmission tooth position is between the second power transmission tooth and third power transmission tooth.
10. according to any torsional vibration damper of claim 7-9, it is characterised in that: further include main damping piece (52),
Main damping diaphragm spring (42), idling damping piece (51), idling damping diaphragm spring (41) and shared damping
Piece (53)；
The first protrusion (521) are equipped on main damping piece (52), the first protrusion (521) is embedded in main damping diaphragm spring
(42) hole (123) between tooth form and on axially extended main damping diaphragm spring (42) and insertion the second support plate (12)
In, the compression of main damping diaphragm spring (42) is loaded on main the second support plate of shock-absorbing spring (12) and main damping piece (52)
Between, main damping piece (52) and main damping diaphragm spring (42) are relative to the second support plate (12) in a circumferential direction
Without relative rotation；And main damping piece (52) is then pressed on damping disk(-isc) (22), main damping piece (52) is relative to damping disk(-isc)
It (22) along the circumferential direction can Bidirectional slide；
The second protrusion (511) radially are equipped in idling damping piece (51), the second protrusion (511) is embedded in main damping
On piece (52) in corresponding slot (522), idling damping piece (51) and main damping piece (52) are without phase in a circumferential direction
To rotation, idling damping piece (51) and main damping piece (52) are non-interference in the axial direction；Idling damping diaphragm
Spring (41) is compressed between the second support plate (12) and idling damping piece (51), idling damping diaphragm spring (41)
With idling damping piece (51) relative to the second support plate (12) without relative rotation, and idling damping piece (51) is then pressed in
In vibration damping hub (21), idling damping piece (51) circumferentially can Bidirectional slide relative to vibration damping hub (21)；
It shares damping fin (53) to be arranged between damping disk(-isc) (22) and the first support plate (11), by damping disk(-isc) (22), vibration damping hub
(21) it is compressed with the first support plate (11).
11. according to any torsional vibration damper of claim 7-9, it is characterised in that: the center of the vibration damping hub (21)
The spline (214) for transmitting torque is provided on hole.
12. having the engine flywheel of any torsional vibration damper of claim 1 to 11, including flywheel ring gear (6)；Its feature
It is:
The flywheel ring gear (6) is sleeved on first support plate (11) outside and covers with its connected or described flywheel ring gear (6)
It is connected outside and with it mounted in second support plate (12)；First support plate (11) or the second support plate (12) and engine
Crankshaft output end is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710170114.4A CN106870632B (en) | 2017-03-21 | 2017-03-21 | Torsional vibration damper and engine flywheel with torsional vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710170114.4A CN106870632B (en) | 2017-03-21 | 2017-03-21 | Torsional vibration damper and engine flywheel with torsional vibration damper |
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| Publication Number | Publication Date |
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| CN106870632A CN106870632A (en) | 2017-06-20 |
| CN106870632B true CN106870632B (en) | 2018-12-28 |
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| CN201710170114.4A Active CN106870632B (en) | 2017-03-21 | 2017-03-21 | Torsional vibration damper and engine flywheel with torsional vibration damper |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108240416B (en) * | 2018-01-25 | 2020-07-28 | 海马汽车有限公司 | Torsion damping device, flywheel and automobile transmission system |
| CN108591363B (en) * | 2018-04-28 | 2020-02-07 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Shock attenuation connection structure for oil-electricity hybrid vehicle |
| WO2020211038A1 (en) * | 2019-04-18 | 2020-10-22 | 舍弗勒技术股份两合公司 | Shock absorber for vehicle, and vehicle |
| CN109973586B (en) * | 2019-04-30 | 2023-11-10 | 内蒙古工业大学 | Compression roller and eccentric wheel connecting device with torsional vibration damping structure |
| CN112178124A (en) * | 2019-07-01 | 2021-01-05 | 舍弗勒技术股份两合公司 | Vehicle damper and vehicle |
| DE102019128346A1 (en) * | 2019-10-21 | 2021-04-22 | Schaeffler Technologies AG & Co. KG | Dual mass flywheel with pressed-in flexplate |
| CN111043272A (en) * | 2019-11-08 | 2020-04-21 | 河南美力达汽车有限公司 | Engine idling state smooth conversion device for new energy automobile |
| CN110966348B (en) * | 2020-01-12 | 2023-01-31 | 华东交通大学 | Automobile dual-mass flywheel adopting double-layer damping springs |
| CN114483878B (en) * | 2020-11-11 | 2023-08-01 | 宇通客车股份有限公司 | Electric motor coach and torsion damping device thereof |
| CN115076295A (en) * | 2022-06-17 | 2022-09-20 | 中国第一汽车股份有限公司 | Torsion damper |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2880398B1 (en) * | 2005-01-03 | 2007-02-16 | Valeo Embrayages | INERTIAL WHEEL FOR INTERNAL COMBUSTION ENGINE |
| CN201651146U (en) * | 2010-04-21 | 2010-11-24 | 浙江铁流离合器股份有限公司 | Idle speed damper |
| CN202360630U (en) * | 2011-09-23 | 2012-08-01 | 重庆长安离合器制造有限公司 | Three-level torsion damping car clutch driven disc assembly |
| CN202274044U (en) * | 2011-10-19 | 2012-06-13 | 重庆光昊机械有限公司 | Automobile engine and dual clutch fly wheel thereof |
| CN202833840U (en) * | 2012-05-31 | 2013-03-27 | 长城汽车股份有限公司 | Clutch torsion vibration reduction mechanism |
| CN105090475A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Damper capable of being assembled and disassembled quickly |
| CN205937635U (en) * | 2016-07-26 | 2017-02-08 | 北京汽车股份有限公司 | Be applied to dual mass flywheel's shock -absorbing structure , dual mass flywheel and car |
| CN206636982U (en) * | 2017-03-21 | 2017-11-14 | 陕西国力信息技术有限公司 | Torsional vibration damper and the engine flywheel with torsional vibration damper |
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