CN108443410B - A kind of transmission system torsional vibration damper of electrically actuated, adjustable damping - Google Patents
A kind of transmission system torsional vibration damper of electrically actuated, adjustable damping Download PDFInfo
- Publication number
- CN108443410B CN108443410B CN201810441116.7A CN201810441116A CN108443410B CN 108443410 B CN108443410 B CN 108443410B CN 201810441116 A CN201810441116 A CN 201810441116A CN 108443410 B CN108443410 B CN 108443410B
- Authority
- CN
- China
- Prior art keywords
- quality
- transmission system
- torsional vibration
- vibration damper
- electrically actuated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
Abstract
The invention discloses a kind of transmission system torsional vibration dampers of electrically actuated, adjustable damping, including self-starter, damping regulator and double mass flywheel component, the size of starting torque can be can control by adjusting size of current, by adjusting the frictional force between double quality, the adjustment to damping size is realized.Of the invention its, which can adjust, to be damped between damping double mass flywheel, power train torsional oscillation is effectively reduced；The present invention integrates starter mechanism and flywheel, simplifies the starter mechanism of internal combustion engine.
Description
Technical field
The present invention relates to vehicle drive system technical fields, more particularly to a kind of electrically actuated, adjustable damping
Transmission system torsional vibration damper.
Background technique
Gas explosion in the reciprocating piston internal combustion engine crank link mechanism cycle movement of vehicle and its cylinder
The periodical gas pressure of generation leads to power train torsional oscillation so that the torque that internal combustion engine passes to gearbox has periodically
Phenomenon.In order to solve this problem, torque absorber can be assembled at the connecting flange of main reducing gear and transmission shaft.
Torsional vibration damper is the critical elements in automobile clutch, is mainly made of elastic element and damping element etc.,
Middle spring element is to reduce the head end torsion stiffness of power train, so that certain rank intrinsic frequency of power train torsion system is reduced,
The natural mode of vibration of change system makes it to avoid the excitation caused by the main harmonic quantity excitation of motor torque；Damping element is to have
Imitate dissipation vibrational energy.
In order to more effectively transmission system be avoided to resonate, transmission system noise is reduced, in some clutch driven disk for automobile
Using the different damper spring of two or more groups rigidity, and it is different that spring-loaded length of window is made into size, utilizes bullet
The method that spring successively works obtains variation rigidity characteristic.
Double mass flywheel technology is to solve a kind of method of power train torsional oscillation, is in the nature between engine and clutch
A Low rigidity link is introduced, the intrinsic frequency of power train is made to be reduced to engine idling or less.It divides conventional flywheel one
Two, first quality and engine crankshaft are connected, and inferior quality is connected with subsequent clutch and power train, and elasticity connects between two quality
It connects, certain corner can be relatively rotated；Elasticity and damping between two quality, can substantially damp internal combustion engine torque wave
It is dynamic.
Self-starter is a kind of equipment for electric energy being converted into mechanical energy, is the magnetic effect using electric current, i.e. live wire
Circle will receive the effect of power in magnetic field.It is generally made of stator and rotor two parts, by being passed through electric current to rotor coil, produces
Magnetisation field force, and then convert electrical energy into mechanical energy.For conventional internal combustion rolling stock, is usually rotated, passed through using starter
It is that the starting for realizing internal combustion engine is rotated with dynamic crankshaft that starting gear ring outside flywheel, which drives flywheel, need biggish arrangement space and
Certain cost；
The damping form of existing double mass flywheel mostly uses frictional damping, usually acts on friction material using butterfly spring
On, fixed normal pressure is provided, and this structure, after the assembly is completed, damping can not change, and depositing due to mismachining tolerance
, damping size may and design have certain deviation.
Summary of the invention
The present invention is to solve the shortcoming of current technology, and the torsion for providing a kind of electrically actuated, adjustable damping subtracts
Vibrating device can adjust and damp between damping double mass flywheel, power train torsional oscillation be effectively reduced；
Another object of the present invention is to integrate starter mechanism and flywheel, simplifies the starter of internal combustion engine
Structure.
Technical solution provided by the invention are as follows: a kind of transmission system torsional vibration damper of electrically actuated, adjustable damping,
Include:
Set casing is connected with internal combustion box body, and the set casing inner wall is provided with permanent magnet；
Crankshaft connecting flange is arranged inside the set casing, and crankshaft connecting flange side is coaxially connected described
I. C. engine crankshaft；
Support plate, is coaxially connected in the crankshaft connecting flange other side, and one side surface of support plate is provided with
One groove；
Rotor is started, be coaxially connected the support plate；
First quality, be coaxially connected the starting rotor；
Link block comprising the first cylinder and the second cylinder, second cylinder setting is in the starting rotor and described
First mass centre, and can slide axially in first groove；First periphery is equipped with screw thread, and outermost is arranged
There is adjusting nut；
Inferior quality is spirally connected with second cylinder, and the inferior quality excircle is connect with the first quality, and transmitting turns
Square.
Preferably,
The starting rotor includes:
Shaft is column structure open at one end, the support plate is accommodated in the shaft；
Multiple silicon steel sheets are uniformly distributed along the shaft periphery；
Magnet exciting coil is fastened on the silicon steel sheet；
Wherein, the shaft is oppositely arranged with the permanent magnet interval.
Preferably, further includes:
Two shrouding discs are symmetrically fixed on the end face of the first quality two sides, and the head quality has at both ends
Symmetrical boss forms circular cavity between the boss and the shrouding disc；
Helical spring is mounted in the cavity；
Power transmission flange is coaxially fixedly mounted between the first quality and the inferior quality, edge on the power transmission flange
There are two outwardly extending lugs for radial symmetric setting；
Wherein, against the lug, the head quality can be by driving the spiral bullet for the end of the helical spring
Spring drives the power transmission flange in turn, and the inferior quality and the first quality can be made to relatively rotate.
Preferably, further includes:
Rolling bearing is supported on the center of the starting rotor and the first quality；
Second cylinder can be rotatably set in the rolling bearing.
Preferably, further includes:
Thrust bearing is set on first cylinder, thrust bearing setting the adjusting nut with it is described
Between support plate.
Preferably,
Another side surface of the support plate is provided with the second groove；
One end matching of the thrust bearing is arranged in second groove.
Preferably, further includes:
Friction pad, setting is between the power transmission flange and the first quality.
Preferably,
Multiple groups screw hole is correspondingly arranged on the first quality, the support plate and the crankshaft connecting flange；
Multiple first connection bolts, match setting with the screw hole.
Preferably,
The first connection bolt is circumferentially symmetrical in the first quality.
Preferably,
The radius of first cylinder is less than the radius of second cylinder.
The present invention at least has following the utility model has the advantages that 1) present invention is changed between inferior quality and first quality by adjusting nut
The pressing force acted on friction pad, to adjust damping, power train torsional oscillation is effectively reduced；2) present invention designs electrically actuated
, the transmission system torsional vibration damper structure of adjustable damping it is simple, easily manufactured, processing cost is low, reliable operation；3) simple
Change the starter of internal combustion engine, the traditional startup mechanism of starting gear ring, saves space and cost；4) double quality may be implemented to fly
Damping adjustment after wheel construction assembly, increases the qualification rate of product.
Detailed description of the invention
Fig. 1 is cuing open on a kind of transmission system torsional vibration damper main view of electrically actuated, adjustable damping of the present invention
View.
Fig. 2 is that a kind of front end axis side of the transmission system torsional vibration damper of electrically actuated, adjustable damping of the present invention is thrown
Shadow figure.
Fig. 3 is that a kind of rear axle side of the transmission system torsional vibration damper of electrically actuated, adjustable damping of the present invention is thrown
Shadow figure.
Fig. 4 is a kind of transmission system torsional vibration damper main view of electrically actuated, adjustable damping of the present invention.
Fig. 5 is a kind of axis side of the transmission system torsional vibration damper set casing of electrically actuated, adjustable damping of the present invention
Perspective view.
The transmission system torsional vibration damper starting rotor of Fig. 6 electrically actuated, adjustable damping for one kind of the invention (encourage by nothing
Magnetic coil) shaft side projection drawing.
Fig. 7 is a kind of axis side of the transmission system torsional vibration damper link block of electrically actuated, adjustable damping of the present invention
Perspective view.
Fig. 8 is a kind of axis side of the transmission system torsional vibration damper support plate of electrically actuated, adjustable damping of the present invention
Perspective view.
Fig. 9 is a kind of front end of the transmission system torsional vibration damper head mass of electrically actuated, adjustable damping of the present invention
Shaft side projection drawing.
Figure 10 is a kind of transmission system torsional vibration damper head mass rear axle of electrically actuated, adjustable damping of the present invention
Lateral projection's figure.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
The present invention can there are many different forms to implement, and should not be construed as limited to embodiment set forth herein, phase
Instead, these embodiments are provided, so that the disclosure will be thorough and complete.In the accompanying drawings, for clarity, structure can be exaggerated
With the size and relative size in region.
As Figure 1-10 shows, the transmission system torsional vibration damper master of electrically actuated, the adjustable damping of one kind of the invention
It to include self-starter, damping regulator and double mass flywheel component.
The self-starter includes set casing 100, and set casing 100 is hollow structure, solid with the internal combustion engine body of automobile
It is linked together.The inner wall of set casing 100 is provided with permanent magnet 110.It is coaxially disposed in set casing 100 close to internal combustion engine side
There is crankshaft connecting flange 120, is I-shaped structure.One end of crankshaft connecting flange 120 is fixedly connected with the crankshaft of internal combustion engine,
The other end is fixedly and coaxially connected support plate 340.The two sides of support plate 340 are provided with the first groove 341 and the second groove 342, the
Two grooves 342 are connected to the center sky of crankshaft connecting flange 120.
Support plate 340, which is coaxially connected to be provided with, starts rotor 200.The rotor 200 that starts includes intermediate shaft 210,
It is column structure open at one end for it, accommodates in the shaft 210 and is stated support plate 340.On the outer wall of shaft 210
Circumferentially uniformly distributed to have silicon steel sheet 220, silicon steel sheet 220 there are a distance is oppositely arranged with permanent magnet 110.In silicon steel sheet
Winding is provided with magnet exciting coil 230 on 220.
First quality 400 is coaxially fixed on 210 side of shaft.The radiuses such as first quality 400 and the centre bore of shaft 210, and it is first
Quality 400 is set in coaxial 430 outer wall of rolling bearing with the fixation of 210 center of shaft.Link block 320 is co-axially located at set casing
100 centers comprising coaxially connected the first cylinder 321 and the second cylinder 322.Second cylinder 322 is co-axially located at the axis of rolling
It holds in 430, and an end face is provided with multiple threaded holes in the outer part.Inferior quality 500 is connect with second cylinder 322 by second
Bolt 620 is coaxially connected, and the second connection bolt 620 matches in the threaded hole of the second cylinder 322 with being adjusted by rotation.First circle
Column 321 is arranged in 310 centre bore of support plate 340 and thrust bearing.First cylinder 321 is supported in thrust bearing 310, thrust
One end matching of bearing 310 is contained in the second groove 342.It can guarantee sufficiently large axial force simultaneously, and can guarantee head
Relative rotation between quality 400, inferior quality 500.And first the outer surface of cylinder 321 be provided with helicitic texture, the first cylinder
Matching is provided with adjusting nut 330 on 321, to fasten thrust bearing 310.Adjusting adjusting nut 330 and the second connection spiral shell
When bolt 620, the second cylinder 322 can slide axially in the first groove 341.
Double mass flywheel component, including first quality component, inferior quality component and helical spring 410.The two sides of first quality 400
End face on be symmetrically welded and be connected there are two shrouding disc 420, first quality 400 has a symmetrical boss at both ends, the boss with it is described
Circular cavity is formed between shrouding disc.Cavity inside is equipped with helical spring 410.It is provided between inferior quality 500 and first quality 400
Power transmission flange 510, inferior quality 500 are fixedly connected with power transmission flange 510 by connection rivet 530.Power transmission flange 510, it is coaxial
It is fixedly mounted between first quality 400 and inferior quality 500, radially arranged symmetrically on power transmission flange 510 there are two extend outwardly
Lug；Wherein, the end of helical spring can be by driving the driving of helical spring 410 to pass against lug, first quality 400
Force method orchid 510, and inferior quality 500 and first quality 400 can be made to relatively rotate.
First quality 400, shaft 210 and the opposite position of support plate 340 are provided with the multiple groups of same size being connected to
Threaded hole, multiple first connections bolts 610 matchs connected with multiple groups threaded hole, and first connects during bolt 610 with central axis is
The heart is in symmetrical circle distribution.
In the present invention, permanent magnet 110 is fixed in set casing 100, is connected with internal combustion box body, so when starting rotor
200 when having electric current to pass through, can opposite permanent magnet 110 generate torque, can control the big of starting torque by adjusting size of current
It is small.It starts rotor 200 and first quality 400 is connected, be connected indirectly with crankshaft connecting flange 120, generate electromagnetism by applying electric current
Torque starts internal combustion engine.Support plate 340 and first quality 400 are connected, and link block 320 and inferior quality 500 are connected, by adjusting spiral shell
Mother 330 adjusts link block 320, makes it axially movable, changes acting between inferior quality 500 and first quality 400 indirectly and rubs
Pressing force in scrubbing pad 520, to adjust damping.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. a kind of transmission system torsional vibration damper of electrically actuated, adjustable damping characterized by comprising
Set casing is connected with internal combustion box body, and the set casing inner wall is provided with permanent magnet；
Crankshaft connecting flange, is arranged inside the set casing, and crankshaft connecting flange side is coaxially connected the internal combustion
Machine crankshaft；
Support plate is coaxially connected in the crankshaft connecting flange other side, and it is recessed that one side surface of support plate is provided with first
Slot；
Rotor is started, be coaxially connected the support plate；
First quality, be coaxially connected the starting rotor；
Link block comprising the first cylinder and the second cylinder, the second cylinder setting is in the starting rotor and the first matter
Amount center, and can slide axially in first groove；First periphery is equipped with screw thread, and outermost is arranged with tune
Save nut；
Inferior quality is spirally connected with second cylinder, and the inferior quality excircle is connect with the first quality, transmits torque.
2. the transmission system torsional vibration damper of electrically actuated, adjustable damping as described in claim 1, which is characterized in that
The starting rotor includes:
Shaft is column structure open at one end, the support plate is accommodated in the shaft；
Multiple silicon steel sheets are uniformly distributed along the shaft periphery；
Magnet exciting coil is fastened on the silicon steel sheet；
Wherein, the shaft is oppositely arranged with the permanent magnet interval.
3. the transmission system torsional vibration damper of electrically actuated, adjustable damping as described in claim 1, which is characterized in that
Further include:
Two shrouding discs are symmetrically fixed on the end face of the first quality two sides, and the head quality has symmetrical at both ends
Boss forms circular cavity between the boss and the shrouding disc；
Helical spring is mounted in the cavity；
Power transmission flange is coaxially fixedly mounted between the first quality and the inferior quality, on the power transmission flange radially
Outwardly extending lug there are two being symmetrical arranged；
Wherein, the end of the helical spring is against the lug, the head quality can by drive the helical spring into
And the power transmission flange is driven, and the inferior quality and the first quality can be made to relatively rotate.
4. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 3, which is characterized in that
Further include:
Rolling bearing is supported on the center of the starting rotor and the first quality；
Second cylinder can be rotatably set in the rolling bearing.
5. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 2, which is characterized in that
Further include:
Thrust bearing is set on first cylinder, and the thrust bearing is arranged in the adjusting nut and the support
Between disk.
6. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 5, which is characterized in that
Another side surface of the support plate is provided with the second groove；
One end matching of the thrust bearing is arranged in second groove.
7. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 3, which is characterized in that
Further include:
Friction pad, setting is between the power transmission flange and the first quality.
8. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 3, which is characterized in that
Multiple groups screw hole is correspondingly arranged on the first quality, the support plate and the crankshaft connecting flange；
Multiple first connection bolts, match setting with the screw hole.
9. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 8, which is characterized in that
The first connection bolt is circumferentially symmetrical in the first quality.
10. the transmission system torsional vibration damper of electrically actuated, adjustable damping as claimed in claim 8, which is characterized in that
The radius of first cylinder is less than the radius of second cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810441116.7A CN108443410B (en) | 2018-05-10 | 2018-05-10 | A kind of transmission system torsional vibration damper of electrically actuated, adjustable damping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810441116.7A CN108443410B (en) | 2018-05-10 | 2018-05-10 | A kind of transmission system torsional vibration damper of electrically actuated, adjustable damping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443410A CN108443410A (en) | 2018-08-24 |
| CN108443410B true CN108443410B (en) | 2019-08-30 |
Family
ID=63202834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810441116.7A Expired - Fee Related CN108443410B (en) | 2018-05-10 | 2018-05-10 | A kind of transmission system torsional vibration damper of electrically actuated, adjustable damping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108443410B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2642153A4 (en) * | 2010-11-19 | 2014-11-26 | Toyota Motor Co Ltd | Vehicular damper device |
| US8418582B2 (en) * | 2011-03-07 | 2013-04-16 | Michael Lin | Flywheel assembly for exercise devices |
| CN106321726A (en) * | 2015-06-19 | 2017-01-11 | 舍弗勒技术股份两合公司 | Flywheel device |
| CN106704480A (en) * | 2015-07-20 | 2017-05-24 | 比亚迪股份有限公司 | Dual mass flywheel |
-
2018
- 2018-05-10 CN CN201810441116.7A patent/CN108443410B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN108443410A (en) | 2018-08-24 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 Termination date: 20210510 |