CN105840731B - A kind of bent axle rubber torsional vibration damper - Google Patents

A kind of bent axle rubber torsional vibration damper Download PDF

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Publication number
CN105840731B
CN105840731B CN201610349721.2A CN201610349721A CN105840731B CN 105840731 B CN105840731 B CN 105840731B CN 201610349721 A CN201610349721 A CN 201610349721A CN 105840731 B CN105840731 B CN 105840731B
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CN
China
Prior art keywords
cover plate
bent axle
vibration damper
wheel hub
anticreep cover
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Application number
CN201610349721.2A
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Chinese (zh)
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CN105840731A (en
Inventor
王明哲
王德文
赵小军
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Zhengzhou Han Lin Machinery Manufacturing Co Ltd
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Zhengzhou Han Lin Machinery Manufacturing Co Ltd
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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
    • F16F15/124—Elastomeric springs
    • F16F15/126—Elastomeric springs consisting of at least one annular element surrounding the axis of rotation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
    • 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
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
    • F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
    • F16F7/108—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted on plastics springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/20—Type of damper
    • B60G2202/22—Rotary Damper

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Pulleys (AREA)

Abstract

The invention discloses a kind of bent axle rubber torsional vibration damper, including shock absorber body, inertia rings, wheel hub, damping rubber, anticreep cover plate and anticreep cover plate fastening screw, the inertia rings are arranged on the outside of wheel hub, damping rubber is circumferentially arranged between the outside of wheel hub and the inner side of inertia rings and uses particular manufacturing craft bonding by Vulcanization under hyperbaric heating state, and anticreep cover plate is fixed on the end face of shock absorber body with anticreep cover plate fastening screw.The present invention is in the case where the inertia rings and hub size of existing product are constant, the surface area for being bonded damping rubber adds 32%, be greatly improved bent axle rubber torsional vibration damper axially and radially on adhesive strength, damping rubber adhesive failure is prevented, improves the service life of bent axle rubber torsional vibration damper；By changing the structure of bent axle rubber torsional vibration damper, inertia rings come off and throw away the other parts of engine of damaging or fly out outside car after effectively preventing damping rubber bonding degumming, it is ensured that travel safety.

Description

A kind of bent axle rubber torsional vibration damper
Technical field
The present invention relates to automobile technical field is related to, specifically a kind of bent axle rubber torsional vibration damper.
Background technology
With the development of society and the continuous improvement of living standards of the people, demand of the people to the vehicle of high-powered engine It is more and more.Therefore the product quality and manufacturing technology level of vehicle manufacturing enterprise and parts enterprises are also required increasingly It is high.
Engine crankshaft is in the state that runs at high speed to automobile for a long time in operation（Such as racing engine maximum speed can Also can reach 7000rpm up to 12000rpm, high-grade high-powered car engine peak speed）, engine crankshaft runs at high speed Bent axle rubber torsional vibration damper inertia rings can be produced with very big inertia force, simultaneously because often occurring in vehicle traveling process anxious Situations such as acceleration or brake hard, very big torsion is produced to the inertia rings of bent axle rubber torsional vibration damper, this requires bent axle The damping rubber of rubber torsional vibration damper will have enough adhesive strengths.
The bent axle rubber torsional vibration damper generally used on domestic market by product size and weight due to being limited System, generally the bond area of damping rubber is smaller, and inertia rings and wheel hub and damping rubber abutting edge are all smooth Surface, bonding is insecure, and adhesive strength is low.In vehicle motor rotation and anxious acceleration or brake hard at a high speed, because inertia Effect, inertia rings produce very big rotary torsion to damping rubber.When moment of torsion is more than rubber adhesive strength, torsion will result in Resistance of shock absorber rubber adhesive failure（Degumming）, inertia rings and wheel hub occur relative motion, cause bent axle rubber torsional vibration damper Disequilibrium and cushioning effect, engine is caused to be vibrated when working and noise increase.Simultaneously because bent axle rubber torsional vibration damper Adhesive failure cisco unity malfunction, damping rubber lose damping action, and inertia torsion is all acted on rigid bent axle, makes song Axle fatigue strength is reduced and is cracked, and ultimately results in crankshaft breakdown.More seriously after rubber adhesive failure, inertia rings are in height Being disengaged during speed rotation with wheel hub, inertia rings are damaged other parts of engine after being thrown out of in the presence of powerful inertia power, And be possible to inertia rings and batter down bonnet to fly out outside car, other vehicles and the safety of personnel are threatened, very big safety is brought to driving Hidden danger.
The content of the invention
It is an object of the invention to provide a kind of bent axle rubber torsional vibration damper, to solve what is proposed in above-mentioned background technology Problem.
To achieve the above object, the present invention provides following technical scheme：
A kind of bent axle rubber torsional vibration damper, including shock absorber body, inertia rings, wheel hub, damping rubber, anticreep cover plate and Anticreep cover plate fastening screw, the inertia rings are arranged on the outside of wheel hub, and damping rubber is circumferentially arranged on wheel hub Between outside and the inner side of inertia rings and use particular manufacturing craft bonding by Vulcanization under hyperbaric heating state, anticreep cover plate cap fall prevention Plate fastening screw is fixed on the end face of shock absorber body.
As the further scheme of the present invention：The wheel hub is disk-like structure, is positioned at hub centre position provided with bent axle Hole, bent axle positioning hole are connected by a flat key groove with Crankshaft front end.
As the further scheme of the present invention：The wheel hub lateral wall circumferencial direction is evenly equipped with No. two spiral shells of 1.5mm pitch Revolve V-shaped groove and No. two sine wave rectangular channels.
As the further scheme of the present invention：Described inertia rings inner circle one end is provided with interior boss provided with the positive stop lug boss other end Platform, positive stop lug boss block the lower positioning end face of wheel hub, and the cylindrical circumference of inertia rings is matched somebody with somebody provided with wedge belt groove with wedge belt Close.
As the further scheme of the present invention：Have the one of 1.5mm pitch on the inertia rings madial wall circumferencial direction is uniform Number spiral V-shaped groove and No.1 sine wave rectangular channel.
As the further scheme of the present invention：No. three are all evenly distributed with the inner periphery of the damping rubber, excircle Spiral V-arrangement boss and No. three sine wave rectangular boss.
As the further scheme of the present invention：The anticreep cover plate is made of high-strength aluminium alloy plate, in anticreep cover plate On be provided with screw fixing hole, anticreep cover plate is fastened on the end face of shock absorber body by six anticreep cover plate fastening screws, prevent The anticreep cover plate of capping plate is cylindrical to be coordinated with the interior circular bosses of inertia rings, and the lower plane of anticreep cover plate covers the upper positioning end of wheel hub Face simultaneously forms axial limiting and anti-drop device.
As the further scheme of the present invention：The anticreep cover plate fastening screw is hexagonal in cup head made of stainless steel Screw.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, in the case where the inertia rings and hub size of existing product are constant, increase the surface area that damping rubber is bonded 32%, be greatly improved bent axle rubber torsional vibration damper axially and radially on adhesive strength, prevent damping rubber bonding from losing Effect, improve the service life of bent axle rubber torsional vibration damper；
2nd, by changing the structure of bent axle rubber torsional vibration damper, anticreep boss is increased on bent axle rubber torsional vibration damper With anticreep cover plate（High-strength alloy aluminium sheet）, there is provided bent axle rubber torsional vibration damper inertia rings anti-drop device, even if damping rubber Glue sticking fails（Degumming）Can also effectively preventing after damping rubber bonding degumming inertia rings come off, to throw away engine of damaging other Other vehicles and the personnel of traveling are injured outside parts or the car that flies out, it is ensured that travel safety；
3rd, product structure is simple, and production cost is low, has preferable economic benefit.
Brief description of the drawings
Fig. 1 is the overlooking the structure diagram of bent axle rubber torsional vibration damper.
Fig. 2 is the explosive view of bent axle rubber torsional vibration damper.
Fig. 3 is the cross section structure diagram of bent axle rubber torsional vibration damper.
Fig. 4 is the structural representation of anticreep cover plate fastening screw in bent axle rubber torsional vibration damper.
Fig. 5 is the structural representation of anticreep cover plate in bent axle rubber torsional vibration damper.
Fig. 6 is the structural representation of wheel hub in bent axle rubber torsional vibration damper.
Fig. 7 is the structural representation of inertia rings in bent axle rubber torsional vibration damper.
Fig. 8 is the overlooking the structure diagram of damping rubber in bent axle rubber torsional vibration damper.
Fig. 9 is the structural representation of C-C sections in Fig. 8.
Figure 10 is the structural representation at D in Fig. 9.
Figure 11 is the structural representation of damping rubber in bent axle rubber torsional vibration damper.
Figure 12 is that structural representation is cutd open in the rotation of bent axle rubber torsional vibration damper.
Figure 13 is the structural representation of A-A sections in Figure 12.
Figure 14 is the structural representation at B in Figure 13.
In figure：1- inertia rings, 11- wedge belts groove, 12- No.1 spirals V-shaped groove, 13- No.1 sine waves rectangular channel, 14- Circular bosses, 2- wheel hubs, No. bis- spiral V-shaped grooves of 21-, No. bis- sine wave rectangular channels of 22-, the positioning of 23- bent axles in positive stop lug boss, 15- Hole, 24- flat keys groove, 25- lower positioning ends face, end face, 3- damping rubbers, 31- No. tri- spiral V-arrangement boss, 32- tri- are positioned on 26- Number sine wave rectangular boss, 4- anticreeps cover plate, 41- screw fixing holes, 42- anticreep cover plates are cylindrical, 5- anticreep cover plate fastening screws.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1~14, a kind of bent axle rubber torsional vibration damper, including shock absorber body, inertia rings（1）, wheel hub （2）, damping rubber（3）, anticreep cover plate（4）With anticreep cover plate fastening screw（5）, the inertia rings（1）It is arranged on wheel hub（2）'s Outside, damping rubber（3）Circumferentially it is arranged on wheel hub（2）Outside and inertia rings（1）Inner side between and using special With mould under hyperbaric heating state bonding by Vulcanization, anticreep cover plate（4）With anticreep cover plate fastening screw（5）It is fixed on shock absorber sheet On the end face of body.
As of the invention further preferred：The wheel hub（2）For disk-like structure, in wheel hub（2）Centre is provided with song Axle positioning hole（23）, bent axle positioning hole（23）Pass through a flat key groove（24）It is connected with Crankshaft front end.
As of the invention further preferred：The wheel hub（2）Lateral wall circumferencial direction is evenly equipped with No. two of 1.5mm pitch Spiral V-shaped groove（21）With No. two sine wave rectangular channels（22）.Do not changing wheel hub（2）Damping rubber is added in the case of size Bond area 16%, damping rubber is greatly improved（3）Axially and radially and direction of rotation adhesive strength.1.5mm spiral shell Away from spiral V-shaped groove, can use different pitch rectangular channel or arc groove substitute, sine wave rectangular channel, V-shaped groove or circle can be used Arc groove substitutes.
As of the invention further preferred：The inertia rings（1）Inner circle one end is provided with positive stop lug boss（14）The other end is set There are interior circular bosses（15）, positive stop lug boss（14）Block wheel hub（2）Lower positioning end face（25）, effectively limit mass inertia ring and exist Displacement on axial direction and come off, inertia rings（1）Cylindrical circumference be provided with wedge belt groove（11）Coordinate with wedge belt, drive Compressor of air conditioner and generator operation.
As of the invention further preferred：The inertia rings（1）There is 1.5mm pitch on madial wall circumferencial direction is uniform No.1 spiral V-shaped groove（12）With No.1 sine wave rectangular channel（13）.Added in the case where not changing mass inertia ring size The bond area 16% of damping rubber, increase substantially damping rubber axially and radially and direction of rotation adhesive strength. The spiral V-shaped groove of 1.5mm pitch, it can be substituted with the rectangular channel or arc groove of different pitch, sine wave rectangular channel, V can be used Shape groove or arc groove substitute.
As of the invention further preferred：The damping rubber（3）Inner periphery, be all evenly distributed with three on excircle Number spiral V-arrangement boss（31）With No. three sine wave rectangular boss（32）.These boss can improve damping rubber axially, radially and The adhesive strength of direction of rotation.
As of the invention further preferred：The anticreep cover plate（4）It is made of high-strength aluminium alloy plate, in cap fall prevention Plate（4）On be provided with screw fixing hole（41）, anticreep cover plate（4）Pass through six anticreep cover plate fastening screws（5）It is fastened on shock absorber On the end face of body, anticreep cover plate（4）Anticreep cover plate it is cylindrical（42）With inertia rings（1）Interior circular bosses（15）Coordinate, anticreep Cover plate（4）Lower plane cover wheel hub（2）Upper positioning end face（26）And axial limiting and anti-drop device are formed, it can limit used Property ring（1）Axial over-travel and come off from wheel hub after preventing damping rubber adhesive failure.Anticreep cover plate materials remove high intensity Outside aluminium alloy plate, steel plate, high-strength non-metallic plate can be used to substitute.
As of the invention further preferred：The anticreep cover plate fastening screw（5）For made of stainless steel in cup head Hex(agonal)screw.Anticreep cover plate is fixed on bent axle rubber and reversed by each bent axle rubber torsional vibration damper using 6 fastening screws to be subtracted Shake on the end face of device.Anticreep cover plate fastening screw can use different cultivars in addition to cup head hexagon socket head cap screw made of stainless steel Substituted with the fastening screw of different materials.
The present invention makes the surface area of damping rubber bonding in the case where the inertia rings and hub size of existing product are constant Add 32%, be greatly improved bent axle rubber torsional vibration damper axially and radially on adhesive strength, prevent damping rubber from gluing Failure is connect, improves the service life of bent axle rubber torsional vibration damper；By changing the structure of bent axle rubber torsional vibration damper, in song Increase anticreep boss and anticreep cover plate on axle rubber torsional vibration damper（High-strength alloy aluminium sheet）, reverse and subtract there is provided bent axle rubber Shake device inertia rings anti-drop device, even if damping rubber adhesive failure（Degumming）After damping rubber bonding degumming can also effectively be prevented Inertia rings, which come off to throw away the other parts of engine of damaging or fly out, injures other vehicles and the personnel of traveling outside car, it is ensured that driving Security；Product structure is simple, and production cost is low, has preferable economic benefit.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge Make a variety of changes.

Claims (4)

1. a kind of bent axle rubber torsional vibration damper, including it is shock absorber body, inertia rings (1), wheel hub (2), damping rubber (3), anti- Capping plate (4) and anticreep cover plate fastening screw (5), it is characterised in that the inertia rings (1) are arranged on the outside of wheel hub (2), resistance Buddhist nun's rubber (3) is circumferentially arranged between the outside of wheel hub (2) and the inner side of inertia rings (1) and existed using particular manufacturing craft Bonding by Vulcanization under hyperbaric heating state, anticreep cover plate (4) are fixed on the end face of shock absorber body with anticreep cover plate fastening screw (5) On；The wheel hub (2) is disk-like structure, and bent axle positioning hole (23) is provided with wheel hub (2) centre, and bent axle positioning hole (23) is logical A flat key groove (24) is crossed to be connected with Crankshaft front end；Described inertia rings (1) inner circle one end is provided with positive stop lug boss (14) other end Provided with interior circular bosses (15), positive stop lug boss (14) blocks the lower positioning end face (25) of wheel hub (2), the cylindrical circumference of inertia rings (1) Wedge belt groove (11) is provided with wedge belt to coordinate；All it is uniformly distributed on the inner periphery of the damping rubber (3), excircle There are No. three spiral V-arrangement boss (31) and No. three sine wave rectangular boss (32)；The anticreep cover plate (4) uses high-strength aluminum alloy Plate is made, and screw fixing hole (41) is provided with anticreep cover plate (4), and anticreep cover plate (4) passes through six anticreep cover plate fastening screws (5) it is fastened on the end face of shock absorber body, the anticreep cover plate cylindrical (42) of anticreep cover plate (4) and the interior boss of inertia rings (1) Platform (15) coordinates, and the lower plane of anticreep cover plate (4) covers the upper positioning end face (26) of wheel hub (2) and forms axial limiting and anticreep Device.
2. bent axle rubber torsional vibration damper according to claim 1, it is characterised in that wheel hub (2) the lateral wall circumference Direction is evenly equipped with No. two spiral V-shaped grooves (21) and No. two sine wave rectangular channels (22) of 1.5mm pitch.
3. bent axle rubber torsional vibration damper according to claim 1, it is characterised in that inertia rings (1) the madial wall circle There are the No.1 spiral V-shaped groove (12) and No.1 sine wave rectangular channel (13) of 1.5mm pitch on circumferential direction is uniform.
4. bent axle rubber torsional vibration damper according to claim 1, it is characterised in that the anticreep cover plate fastening screw (5) it is cup head hexagon socket head cap screw made of stainless steel.
CN201610349721.2A 2016-05-24 2016-05-24 A kind of bent axle rubber torsional vibration damper Active CN105840731B (en)

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Application Number Priority Date Filing Date Title
CN201610349721.2A CN105840731B (en) 2016-05-24 2016-05-24 A kind of bent axle rubber torsional vibration damper

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CN105840731B true CN105840731B (en) 2017-12-05

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202402563U (en) * 2011-12-31 2012-08-29 东风（十堰）发动机减震器有限公司 Torsional damper structure
CN203836050U (en) * 2014-05-20 2014-09-17 北京汽车动力总成有限公司 Torsional vibration damper assembly and automobile
CN105431649A (en) * 2013-07-29 2016-03-23 盖茨公司 Crankshaft isolating decoupler
CN205654778U (en) * 2016-05-24 2016-10-19 郑州瀚琳机械制造有限公司 Bent axle rubber torsional damper

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9091316B2 (en) * 2013-03-13 2015-07-28 Trd U.S.A., Inc. Dampers for crankshafts of reciprocating engines and reciprocating engines comprising the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202402563U (en) * 2011-12-31 2012-08-29 东风（十堰）发动机减震器有限公司 Torsional damper structure
CN105431649A (en) * 2013-07-29 2016-03-23 盖茨公司 Crankshaft isolating decoupler
CN203836050U (en) * 2014-05-20 2014-09-17 北京汽车动力总成有限公司 Torsional vibration damper assembly and automobile
CN205654778U (en) * 2016-05-24 2016-10-19 郑州瀚琳机械制造有限公司 Bent axle rubber torsional damper

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