CN103350642A - Longitudinally arranged gearbox suspension system - Google Patents
Longitudinally arranged gearbox suspension system Download PDFInfo
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- CN103350642A CN103350642A CN2013103095371A CN201310309537A CN103350642A CN 103350642 A CN103350642 A CN 103350642A CN 2013103095371 A CN2013103095371 A CN 2013103095371A CN 201310309537 A CN201310309537 A CN 201310309537A CN 103350642 A CN103350642 A CN 103350642A
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- lower connecting
- transmission suspension
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Abstract
The invention relates to a longitudinally arranged gearbox suspension system which comprises an upper connecting plate, a lower connecting plate, suspension cushions, a limiting cushion, a fastening nut and a limiting bolt, wherein the upper connecting plate is connected with a power assembly, the lower connecting plate is connected with a support beam arranged on one side of a vehicle body, the limiting bolt penetrates through the limiting cushion, the lower connecting plate and the upper connecting plate and then is fastened with the fastening nut, the number of the suspension cushions is two, the two suspension cushions are arranged between the upper connecting plate and the lower connecting plate in a bilaterally symmetrical mode, and the suspension cushions are oblique towards the limiting bolt. According to the longitudinally arranged gearbox suspension system, the two suspension cushions oblique inwards and arranged symmetrically are arranged inside one part, limiting parts are added, and therefore the suspension cushions are effectively prevented from being damaged due to severe deformation.
Description
Technical field
The invention belongs to the automobile component field, refer to especially a kind of vertical transmission suspension of putting of separating vibration better performances.
Background technology
During idling, the main vibration of driving engine has the vibration of torsional direction and vertical direction both direction, and the direction of torsion oscillations is shown near the dotted arrow line of centers among Fig. 1.The vibration transmission of torsional direction and vertical direction both direction when the design of suspension system should be considered to reduce idling.
At present, the vertical suspension system of putting vehicle of the overwhelming majority all is 3 point types, and namely two engine mountings (21,22) are arranged in the front side, and a transmission suspension 23 is arranged in rear side, as shown in Figure 1.Transmission suspension generally be arranged in the dynamic assembly torque axis under, the approximate location of torque axis is shown in the line of centers among Fig. 1.Now, it substantially all is the suspending cushion of bush type that transmission side suspends, and this suspending cushion is arranged in vertical transmission side of putting vehicle, and it has certain vibration isolation ability, but effect is not fine.
Indulge and put suspending of vehicle, especially engine mounting more and more adopts the V-type arrangement, namely two engine mounting 24 V-shaped left and right sides that are arranged in driving engine are in tilted layout, as shown in Figure 2, the benefit of this layout is: suspending cushion part by compression, part sheared, can utilize the shearing high resiliency of rubber, improve the ability of suspension system isolation engine vibration.
The present vertical damping technology normal operation lining cushion type of putting transmission side, be placed on transmission suspension place shown in Figure 1, and be positioned at the change-speed box rear end under.
Bushing suspending cushion under now take the transmission suspension of certain existing vehicle as the example introduction, this front elevation that suspends as shown in Figure 3,3-D view is as shown in Figure 4; The outermost structure that this type of suspends is circular metal skeleton 25, and thickness is generally about 3mm, and the inboard of metallic framework is rubber mount, be used for damped vibration, main vibration damping direction is generally vertical direction, and middle circular portion is metal sleeve, is used for being connected with metallic support.This suspending cushion has certain vibration isolation ability, but the ability of isolating the vibration of gear-box side dynamic assembly is relatively poor.
The main vibration damping direction of this bushing suspending cushion is vertical direction, and dynamic assembly is had certain effectiveness in vibration suppression in the vibration of this direction, but poor to the vibration effectiveness in vibration suppression of dynamic assembly torsional direction.Transmission suspension the attachment point on the vehicle body generally be positioned at driver's seat below, if the vibration isolating effect that gear-box side suspends is bad, tend to directly be passed to the driver's seat place, client's traveling comfort is had larger impact.
This bushing suspending cushion only in the vertical direction, the footpath upwards provide spacing to dynamic assembly, axially then can't provide spacing, be unfavorable for the stability of dynamic assembly.
Summary of the invention
In order to overcome the vertical undesirable problem of dynamic assembly transmission suspension separating vibration effect of putting, improve the traveling comfort of taking; And make the vertical dynamic assembly transmission suspension of putting all have in all directions spacingly, and improve the stability of dynamic assembly and problem endurance life of suspending cushion, a kind of vertical transmission suspension of putting of separating vibration better performances is provided.
The present invention is achieved by the following technical solutions:
A kind of vertical transmission suspension of putting of separating vibration better performances includes upper junction plate, lower connecting plate, suspending cushion, spacing cushion, clamp nut and caging bolt; Described upper junction plate connects dynamic assembly, and lower connecting plate connects the support beam of body side; Described caging bolt passes behind spacing cushion, lower connecting plate and the upper junction plate fastening with clamp nut; Described suspending cushion is two and is symmetrically arranged between upper junction plate and lower connecting plate; Described suspending cushion tilts to the caging bolt direction.
Described suspending cushion is 15 degree-30 degree with the angle of caging bolt center line.
The face that described lower connecting plate contacts with suspending cushion vulcanizes sticking rubber and bonds with the suspending cushion sulfuration.
Described upper junction plate and lower connecting plate all with the suspending cushion that is symmetrically arranged sulfuration bonding, provide support respectively fixingly at the upper and lower side of suspending cushion, upper junction plate, lower connecting plate and the suspending cushion that is in tilted layout are connected as one.
The connecting portion of described upper junction plate and lower connecting plate and suspending cushion carries out bending, so that tilted-putted suspending cushion is provided support.
The both ends of the surface of described suspending cushion match with the upper junction plate that supports and the face of lower connecting plate dogleg section.
Two parts of upper junction plate and spacing cushion are for whole transmission suspension provides spacing that the Z direction makes progress.
The head of spacing cushion and caging bolt is for whole transmission suspension provides the Z direction downward spacing.
The middle screw rod part of spacing cushion and caging bolt is for whole transmission suspension provides the spacing of X and Y-direction.
The beneficial effect that the present invention compares with prior art is:
(1) the present invention's two rubber mounts that will suspend slant setting all can improve the performance of the vibration of the isolation engine torque direction of suspension system and two main directions of vertical direction, thereby promotes the travelling comfort of car load.
(2) with the symmetrical integrated inside that is arranged in rubber mount of two rubber mounts, can reduce by parts, simplied system structure reduces cost, the profitability of improving product.
(3) mounting assembly has the limit function on all directions, can prevent that the suspending cushion distortion is excessive, improves the endurance quality of product.
Description of drawings
Fig. 1 is the position scheme drawing that suspends in the prior art;
Fig. 2 is the V-type suspension arrangement scheme drawing of driving engine in the existing technology;
The front elevation that Fig. 3 arranges for the lower bushing suspending in the existing technology;
The 3-D view that Fig. 4 arranges for the lower bushing suspending in the existing technology;
Fig. 5 is transmission suspension topology view of the present invention;
Fig. 6 is transmission suspension structure front elevation of the present invention;
Fig. 7 is transmission suspension structure birds-eye view of the present invention;
Fig. 8 is transmission suspension structure side view of the present invention;
Fig. 9 is transmission suspension of the present invention and torsion oscillations direction scheme drawing.
The specific embodiment
Below describe technical scheme of the present invention in detail by specific embodiment, should be understood that following embodiment only is exemplary, only can be used for explaining and technical scheme of the present invention being described, and can not to be interpreted as be restriction to technical solution of the present invention.
The definition of Key Term in the present invention:
Idling: refer to keep the minimum speed of normal working of engine not in the situation of throttle, idling speed is 750rpm in this patent.
Dynamic assembly: refer to and produce power on the vehicle, and with a series of parts combinations of transmission of power to the road surface, broadly comprise driving engine, change-speed box, axle drive shaft, power-transfer clutch.
Torque axis: the torsion oscillations that produces under the torque pulse excitation of dynamic assembly when the crankshaft direction output torque rotates around a specific axis, and this root axis just is torque axis.
Torsional direction: refer to the direction of rotating around engine crankshaft, the direction that this patent middle finger rotates around X-axis in car load.
Vertical direction: refer to the sense of motion of engine piston, the Z direction in this patent middle finger car load; Z direction in this patent upwards is to point to the driving engine direction, and the Z direction is downwards vertical opposite sense.
Sulfuration: refer to rubber size by the rubber intermolecular cross-linking, generate the process of the vulcanizate with three dimensional network structure, in rubber industry sulfuration with crosslinked be synonym.Bonding between metal and the rubber that vulcanized also will be added adhesive agent between metal and rubber.
Principle of the present invention is, elastomeric material is higher at the modulus of elasticity of shear direction, has preferably separating vibration ability, utilize this specific character of rubber, reasonably design suspends so that the vibration of the torsional direction of dynamic assembly, vertical direction both direction on transmission suspension all the shear direction by the suspended rubber cushion of part isolate.
To shown in Figure 9, the vertical transmission suspension of putting of separating vibration better performances includes upper junction plate 1, lower connecting plate 3, suspending cushion 2, spacing cushion 6, clamp nut 5 and caging bolt 7 with reference to figure 5; Upper junction plate connects dynamic assembly, and lower connecting plate connects the transmission suspension assembly on the support beam of body side by 4 hold-down bolts 4; Caging bolt passes behind spacing cushion, lower connecting plate and the upper junction plate fastening with clamp nut; Suspending cushion is two and is symmetrically arranged between upper junction plate and lower connecting plate; In order to improve vibration isolating effect, suspending cushion tilts to the caging bolt direction and places between 15 degree-30 degree.
Two suspending cushions 2 are symmetrically arranged with respect to the center, upper junction plate 1 and lower connecting plate 3, all with the suspending cushion 2 sulfuration bondings that are symmetrically arranged, upper and lower side at suspending cushion 2 provides support fixing respectively, two suspending cushions that are in tilted layout 2 are connected as one, concrete such as Fig. 5, shown in Figure 6; For better providing support for tilted-putted suspending cushion 2, upper junction plate 1 has all carried out bending with the connecting portion of lower connecting plate 3 and suspending cushion 2, the both ends of the surface of suspending cushion match with the upper junction plate that supports and the face of lower connecting plate dogleg section, such as Fig. 5, shown in Figure 6; Upper junction plate 1 and 6 two parts of spacing cushion provide spacing that the Z direction makes progress for whole transmission suspension, namely+and the Z direction; Spacing soft 6 pads and the head of caging bolt 7, for transmission suspension provides the Z direction downward spacing, namely-the Z direction; The middle screw rod part of spacing cushion 6 and caging bolt 7, for transmission suspension provide ± X and ± Y-direction spacing.
The implementation method of technical solution of the present invention is:
So that the vibration of driving engine on torsional direction and vertical direction both direction, when being passed to suspending cushion, can both cause the shear deformation of suspending cushion, as shown in Figure 9, so just can bring into play the shearing high resiliency characteristic of suspending cushion, can take full advantage of the elastomeric characteristic of high shear of elastomeric material, reduce the natural frequency of the axial suspension system of flexing, thereby improve the level of suspension system isolation engine torque direction and vertical vibration, and then promote the traveling comfort of car load.
Carry out spacing on all directions by spacing cushion 6 respectively at screw rod, bolt head and the upper junction plate 1 of caging bolt 7, the spacing distance of+Z direction is 6mm, the spacing distance of-Z direction is 8mm, ± X and ± the spacing distance of Y-direction is 6mm, by spacing can the motion of all directions of the dynamic assembly that is connected with transmission suspension restriction the on all directions, thereby improve the stability of dynamic assembly; In patent of the present invention, upper junction plate 1 is connected with dynamic assembly, and lower connecting plate 3 is connected with the support beam of body side, so upper junction plate 1 has relative motion with lower connecting plate 3, if relative motion is excessive, will cause between the two suspending cushion 2 because being out of shape excessive the damage; And among the present invention owing to have the spacing of all directions, therefore, but the present invention's actv. protection suspending cushion 2 is avoided excessive deformed damaged.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment that scope of the present invention is by claims and be equal to and limit.
Claims (9)
1. vertical put transmission suspension for one kind, it is characterized in that: include upper junction plate, lower connecting plate, suspending cushion, spacing cushion, clamp nut and caging bolt; Described upper junction plate connects dynamic assembly, and lower connecting plate connects the support beam of body side; Described caging bolt passes behind spacing cushion, lower connecting plate and the upper junction plate fastening with clamp nut; Described suspending cushion is two and is symmetrically arranged between upper junction plate and lower connecting plate; Described suspending cushion tilts to the caging bolt direction.
2. according to claim 1 indulging put transmission suspension, it is characterized in that: described suspending cushion is 15 degree-30 degree with the angle of caging bolt center line.
3. according to claim 1 indulging put transmission suspension, it is characterized in that: the face that described lower connecting plate contacts with suspending cushion vulcanizes sticking rubber and bonds with the suspending cushion sulfuration.
4. according to claim 1 indulging put transmission suspension, it is characterized in that: described upper junction plate and lower connecting plate all bond with the suspending cushion sulfuration that is symmetrically arranged, provide support respectively fixingly at the upper and lower side of suspending cushion, upper junction plate, lower connecting plate and the suspending cushion that is in tilted layout are connected as one.
5. according to claim 1 indulging put transmission suspension, and it is characterized in that: the connecting portion of described upper junction plate and lower connecting plate and suspending cushion carries out bending, so that tilted-putted suspending cushion is provided support.
6. according to claim 5 indulging put transmission suspension, it is characterized in that: the both ends of the surface of described suspending cushion match with the upper junction plate that supports and the face of lower connecting plate dogleg section.
7. according to claim 1ly vertical put transmission suspension, it is characterized in that: two parts of upper junction plate and spacing cushion, for whole transmission suspension provides spacing that the Z direction makes progress.
8. according to claim 1ly vertical put transmission suspension, it is characterized in that: the head of spacing cushion and caging bolt, for whole transmission suspension provides the Z direction downward spacing.
9. according to claim 1 indulging put transmission suspension, it is characterized in that: the middle screw rod part of spacing cushion and caging bolt, and for whole transmission suspension provides the spacing of X and Y-direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103095371A CN103350642A (en) | 2013-07-23 | 2013-07-23 | Longitudinally arranged gearbox suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103095371A CN103350642A (en) | 2013-07-23 | 2013-07-23 | Longitudinally arranged gearbox suspension system |
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| CN103350642A true CN103350642A (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013103095371A Pending CN103350642A (en) | 2013-07-23 | 2013-07-23 | Longitudinally arranged gearbox suspension system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827893A (en) * | 2014-11-26 | 2015-08-12 | 北汽福田汽车股份有限公司 | Mounting device and vehicle provided with the same |
| CN105857051A (en) * | 2016-06-08 | 2016-08-17 | 安徽安凯汽车股份有限公司 | Engine suspension and shock-absorption cushion assembly |
| CN105922855A (en) * | 2016-06-08 | 2016-09-07 | 安徽安凯汽车股份有限公司 | Engine suspension damping cushion assembly with adjustable pre-tightening stiffness |
| CN106515416A (en) * | 2016-11-25 | 2017-03-22 | 安徽江淮汽车集团股份有限公司 | Suspension assembly of truck power assembly |
| CN106945513A (en) * | 2017-01-23 | 2017-07-14 | 宁波捷豹振动控制***有限公司 | Automobile gearbox mounting assembly |
| CN112324890A (en) * | 2020-11-04 | 2021-02-05 | 福建中维动力科技股份有限公司 | Electricelectric moves ore deposit derailleur suspension structure for card |
| CN113027727A (en) * | 2021-03-02 | 2021-06-25 | 建新赵氏科技有限公司 | Compressor suspension support of doublestage vibration isolation |
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| CN103144536A (en) * | 2013-03-28 | 2013-06-12 | 长城汽车股份有限公司 | Suspension assembly for automotive transmission and automobile with suspension assembly for automotive transmission |
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| KR20080008484A (en) * | 2006-07-20 | 2008-01-24 | 기아자동차주식회사 | Transmission mount |
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| JP2010208420A (en) * | 2009-03-09 | 2010-09-24 | Suzuki Motor Corp | Suspension structure of vertical engine |
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| CN202022097U (en) * | 2011-04-29 | 2011-11-02 | 中国重汽集团济南动力有限公司 | Auxiliary support assembly for gearbox |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827893A (en) * | 2014-11-26 | 2015-08-12 | 北汽福田汽车股份有限公司 | Mounting device and vehicle provided with the same |
| CN104827893B (en) * | 2014-11-26 | 2017-08-04 | 北汽福田汽车股份有限公司 | Erecting device and the vehicle with the erecting device |
| CN105857051A (en) * | 2016-06-08 | 2016-08-17 | 安徽安凯汽车股份有限公司 | Engine suspension and shock-absorption cushion assembly |
| CN105922855A (en) * | 2016-06-08 | 2016-09-07 | 安徽安凯汽车股份有限公司 | Engine suspension damping cushion assembly with adjustable pre-tightening stiffness |
| CN106515416A (en) * | 2016-11-25 | 2017-03-22 | 安徽江淮汽车集团股份有限公司 | Suspension assembly of truck power assembly |
| CN106945513A (en) * | 2017-01-23 | 2017-07-14 | 宁波捷豹振动控制***有限公司 | Automobile gearbox mounting assembly |
| CN112324890A (en) * | 2020-11-04 | 2021-02-05 | 福建中维动力科技股份有限公司 | Electricelectric moves ore deposit derailleur suspension structure for card |
| CN113027727A (en) * | 2021-03-02 | 2021-06-25 | 建新赵氏科技有限公司 | Compressor suspension support of doublestage vibration isolation |
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Application publication date: 20131016 |