CN108974149A - Rubber damping cab mounting device - Google Patents
Rubber damping cab mounting device Download PDFInfo
- Publication number
- CN108974149A CN108974149A CN201810941682.4A CN201810941682A CN108974149A CN 108974149 A CN108974149 A CN 108974149A CN 201810941682 A CN201810941682 A CN 201810941682A CN 108974149 A CN108974149 A CN 108974149A
- Authority
- CN
- China
- Prior art keywords
- rubber
- damper
- cab mounting
- inside lining
- front overhang
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
-
- 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
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- 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
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
Abstract
The invention discloses a kind of rubber damping cab mounting devices, it is related to field of automobile, includes front-suspension, front-suspension is equipped with front overhang undersetting, the top of front overhang undersetting is pressed with rubber bushing, and rubber bushing is connect by pin bolt with front overhang upper bracket；Rubber bushing has inside lining sleeve and external liner assembly, vulcanization is connected with rubber parts between inside lining sleeve and external liner assembly, the first vibration damping hole through rubber parts, the second vibration damping hole are respectively equipped at the following above and that rubber parts is located inside lining sleeve, damper is housed on front overhang undersetting, damper one end is articulated with front overhang undersetting lower part, and the other end is set on pin bolt.Compared with prior art, vibration isolation rate of the invention is good, vibration frequency is lower, it can effectively absorb, be isolated the vibrational excitation on road surface, obtained intrinsic frequency is 2.5~3.9Hz, it effectively avoids reaching even better than European mark post with the unconformable vibration frequency range of human body, the flexibility index of vehicle.
Description
Technical field
The present invention relates to field of automobile, especially a kind of rubber damping cab mounting device.
Background technique
Cab mounting device is the connecting component between vehicle frame and driver's cabin, realizes support driver's cabin and decaying vibration function
Energy.It include front-suspension with after at present using a kind of rubber damping cab mounting device as shown in Figure 1, Figure 2, Figure 3, Figure 4
Suspension, front-suspension are equipped with the front overhang undersetting 102 connecting with vehicle frame 101, and the top of front overhang undersetting 102 is pressed with rubber bushing
105, rubber bushing 105 is connect by pin shaft 103 with front overhang upper bracket 104；Rubber bushing 105 is with inside lining sleeve 105-3 and outside
Lining 105-1, vulcanization is connected with rubber parts 105-2 between inside lining sleeve 105-3 and external liner assembly 105-1, and rubber parts 105-2 is solid
Structure, as shown in Fig. 5, Fig. 6, Fig. 7.This rubber damping cab mounting device have the disadvantage that in use by
It is solid construction in rubber parts, rigidity of the rubber bushing in tri- directions Z, X, Y is too high, rubber damping cab mounting device
Vibration isolation rate is poor, and vibration frequency is higher, cannot effectively absorb, be isolated the vibrational excitation on road surface, and obtained intrinsic frequency
It is overlapped with the unconformable vibration frequency range of human body, causes vehicle travel process vibration big, comfort is poor, and the ride comfort of vehicle refers to
Mark is much worse than international mark post.
Summary of the invention
The problem to be solved by the invention is to provide a kind of rubber damping cab mounting devices, it can solve current rubber
The vibration that the vibration isolation rate of glue vibration damping cab mounting device is poor, vibration frequency is higher, cannot effectively absorb, road surface is isolated swashs
It encourages, and the problem of obtained intrinsic frequency is overlapped with the unconformable vibration frequency range of human body.
To solve the above-mentioned problems, the technical solution adopted by the present invention is that: this rubber damping cab mounting device, packet
Front-suspension is included, the front-suspension is equipped with front overhang undersetting, and the top of the front overhang undersetting is pressed with rubber bushing, the rubber
Glue bushing is connect by pin bolt with front overhang upper bracket；The rubber bushing has inside lining sleeve and external liner assembly, the inside lining sleeve
Vulcanization is connected with rubber parts between the external liner assembly, distinguishes at the following above and that the rubber parts is located at the inside lining sleeve
Equipped with the first vibration damping hole, the second vibration damping hole for running through the rubber parts, damper is housed on the front overhang undersetting, it is described to subtract
Vibration device one end is articulated with the lower part of the front overhang undersetting, and the other end is set on the pin bolt.
In above-mentioned rubber damping cab mounting device technique scheme, more specific technical solution may also is that described
One vibration damping hole is trapezoidal hole, and the adjacent two sidewalls in first vibration damping hole are connected by arcwall face transition.
Further, the ratio of the upper side wall width W1 in first vibration damping hole and lower wall width W2 is W1: W2=1: 3
~4.
Further, second vibration damping hole is curved arc strip-shaped hole, and the upper side wall in second vibration damping hole is equipped with multiple
Axially disposed arc raised line.
Further, the both ends of the surface of the external liner assembly are stretched out at the both ends of the inside lining sleeve, at the both ends of the inside lining sleeve point
It is not set with symmetrically arranged rubber pad, the top of the rubber pad outer end is equipped with fan-shaped boss, is distributed on the sector boss
There is arc convex.
Further, the damper uses cylinder type damper.
By adopting the above-described technical solution, compared with prior art, the present invention has the following advantages:
1, rubber parts of the invention is equipped with the first vibration damping hole, the second vibration damping hole, and damper, damper are housed on front overhang undersetting
One end is articulated with the lower part of front overhang undersetting, and the other end is set on pin bolt.Due to rubber parts using have the first vibration damping hole,
Abnormity hollow structure as second vibration damping hole, the appropriate rigidity for reducing rubber bushing, and be equipped with and subtract on front overhang undersetting
Shake device, keeps the vibration isolation rate of rubber damping cab mounting device good, vibration frequency is lower, can effectively absorb, road surface is isolated
Vibrational excitation, obtained intrinsic frequency be 2.5~3.9Hz, effectively avoid and the unconformable vibration frequency range of human body, vehicle
Driving process damping property is good, and human body comfort subjective sensation significantly improves, and the flexibility index of vehicle reaches even excellent
In European mark post.
2, the first vibration damping hole is trapezoidal hole, and the adjacent two sidewalls in the first vibration damping hole are connected by arcwall face transition, and first subtracts
The ratio of the upper side wall width W1 and lower wall width W2 in vibration hole are W1: W2=1: 3~4.Second vibration damping hole is curved arc strip-shaped hole,
Upper side wall in the second vibration damping hole is equipped with multiple axially disposed arc raised lines.The rigidity of rubber bushing is controlled in lower model
100~320N/mm is enclosed, the vibrational excitation on road surface is preferably absorbed, is isolated.
3, the both ends of the surface of external liner assembly are stretched out at the both ends of inside lining sleeve, are respectively installed with symmetrically arranged rubber at the both ends of inside lining sleeve
Rubber mat, the top of rubber pad outer end are equipped with fan-shaped boss, in vehicle travel process because vibration generation side is to when swinging, prevent rubber
The inside lining sleeve and front overhang upper bracket of bushing collide and generate abnormal sound；Be distributed with arc convex on fan-shaped boss, reduce rubber pad with
The contact area of front overhang upper bracket reduces friction.
4, damper uses cylinder type damper, and cylinder type damper is easy for installation, keeps front-suspension compact-sized, occupied space
It is small.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing rubber damping cab mounting device.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is cross-sectional view at A-A in Fig. 1.
Fig. 5 is the structural schematic diagram of rubber bushing in existing rubber damping cab mounting device.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is cross-sectional view at B-B in Fig. 5.
Fig. 8 is the structural schematic diagram of the embodiment of the present invention.
Fig. 9 is the left view of Fig. 8.
Figure 10 is the top view of Fig. 8.
Figure 11 is cross-sectional view at C-C in Fig. 8.
Figure 12 is the structural schematic diagram of rubber bushing in the embodiment of the present invention.
Figure 13 is the left view of Figure 12.
Figure 14 is cross-sectional view at D-D in Figure 12.
Figure 15 is cross-sectional view at E-E in Figure 12.
Figure 16 is cross-sectional view at F-F in Figure 13.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings:
Embodiment 1
A kind of rubber damping cab mounting device as shown in Fig. 8, Fig. 9, Figure 10, Figure 11 includes front-suspension, front-suspension tool
There is the front overhang undersetting 2 connecting with vehicle frame 1, the top of front overhang undersetting 2 is pressed with rubber bushing 5, and rubber bushing 5 passes through pin shaft
Bolt 3 is connect with front overhang upper bracket 4.Rubber bushing 5 has inside lining sleeve 5-3 and external liner assembly 5-1, the axial line position of inside lining sleeve 5-3
Above the axial line of external liner assembly 5-1, vulcanization is connected with rubber parts 5-2, pin bolt 3 between inside lining sleeve 5-3 and external liner assembly 5-1
It is connect across inside lining sleeve 5-3 with front overhang upper bracket 4.The both ends of the surface of external liner assembly 5-1 are stretched out at the both ends of inside lining sleeve 5-3, in inside lining sleeve
The both ends of 5-3 are respectively installed with symmetrically arranged rubber pad 6, and the top of 6 outer end of rubber pad has a fan-shaped boss, on fan-shaped boss
Arc convex is distributed with.First axially through rubber parts 5-2 is provided at the lower section that rubber parts 5-2 is located inside lining sleeve 5-3
Vibration damping hole 5-21, the first vibration damping hole 5-21 are trapezoidal hole, and the adjacent two sidewalls of the first vibration damping hole 5-21 are connected by arcwall face transition
It connects, the ratio of the upper side wall width W1 and lower wall width W2 of the first vibration damping hole 5-21 are W1: W2=1: 3.At rubber parts 5-2
The second vibration damping hole 5-22 axially through rubber parts 5-2 is provided at the top of inside lining sleeve 5-3, the second vibration damping hole 5-22 is curved
Arc strip-shaped hole, there are three axially disposed arc raised lines for tool in the middle part of the upper side wall of the second vibration damping hole 5-22, such as Figure 12, figure
13, shown in Figure 14, Figure 15, Figure 16.Damper 7 is housed on front overhang undersetting 2, damper 7 uses cylinder type damper；Damper
The connection ring of 7 lower ends is articulated with the lower part of front overhang undersetting 2 by pivot pin, and the connection ring of 7 upper end of damper is set in pin shaft spiral shell
On bolt 3, positioning sleeve 8 is housed between the connection ring of 7 upper end of pin bolt 3 and damper, positioning sleeve 8 stretches out one end of connection ring
With positive stop lug boss, the end of positive stop lug boss is crimped with 4 phase of front overhang upper bracket.
Rubber parts 5-2 of the invention is using special-shaped hollow structure, and the appropriate rubber bushing 5 that reduces is in tri- directions Z, X, Y
Rigidity, and damper 7 is installed on front overhang undersetting 2, keep the vibration isolation rate of rubber damping cab mounting device good, vibration frequency
Rate is lower, can effectively absorb, be isolated the vibrational excitation on road surface, and obtained intrinsic frequency is 2.5~3.9Hz, effectively keeps away
Open with the unconformable vibration frequency range of human body, vehicle travel process damping property is good, and human body comfort subjective sensation is significant
It improves, the flexibility index of vehicle reaches even better than European mark post.
Embodiment 2
The present embodiment difference from example 1 is that: the upper side wall width W1 of the first vibration damping hole 5-21 and lower wall width
The ratio of W2 is W1: W2=1: 4.Remaining feature is same as Example 1.
Claims (10)
1. a kind of rubber damping cab mounting device, includes front-suspension, the front-suspension is equipped with front overhang undersetting (2), institute
The top for stating front overhang undersetting (2) is pressed with rubber bushing (5), and the rubber bushing (5) passes through on pin bolt (3) and front overhang
Support (4) connection；The rubber bushing (5) has inside lining sleeve (5-3) and external liner assembly (5-1), the inside lining sleeve (5-3) and described
Vulcanization is connected with rubber parts (5-2) between external liner assembly (5-1), it is characterised in that: is located at the liner at the rubber parts (5-2)
It is respectively equipped at the following above and of cylinder (5-3) through the first vibration damping hole (5-21), the second vibration damping hole of the rubber parts (5-2)
(5-22) is equipped with damper (7) on the front overhang undersetting (2), and described damper (7) one end, which is articulated under the front overhang, props up
The lower part of seat (2), the other end are set on the pin bolt (3).
2. rubber damping cab mounting device according to claim 1, it is characterised in that: first vibration damping hole (5-21)
Adjacent two sidewalls for trapezoidal hole, first vibration damping hole (5-21) are connected by arcwall face transition.
3. rubber damping cab mounting device according to claim 2, it is characterised in that: first vibration damping hole (5-21)
Upper side wall width W1 and lower wall width W2 ratio be W1: W2=1: 3~4.
4. the according to claim 1 or 2 or 3 rubber damping cab mounting devices, it is characterised in that: second vibration damping hole
(5-22) is curved arc strip-shaped hole, and it is convex that the upper side wall in second vibration damping hole (5-22) is equipped with multiple axially disposed arcs
Item.
5. the according to claim 1 or 2 or 3 rubber damping cab mounting devices, it is characterised in that: the inside lining sleeve (5-
3) both ends of the surface of the external liner assembly (5-1) are stretched out at both ends, are respectively installed at the both ends of the inside lining sleeve (5-3) arranged symmetrically
Rubber pad (6), the top of rubber pad (6) outer end is equipped with fan-shaped boss, arc convex is distributed on the sector boss.
6. rubber damping cab mounting device according to claim 4, it is characterised in that: the two of the inside lining sleeve (5-3)
The both ends of the surface of the external liner assembly (5-1) are stretched out at end, are respectively installed with symmetrically arranged rubber at the both ends of the inside lining sleeve (5-3)
It pads (6), the top of rubber pad (6) outer end is equipped with fan-shaped boss, and arc convex is distributed on the sector boss.
7. the according to claim 1 or 2 or 3 rubber damping cab mounting devices, it is characterised in that: the damper (7)
Using cylinder type damper.
8. rubber damping cab mounting device according to claim 4, it is characterised in that: the damper (7) uses cylinder
Formula damper.
9. rubber damping cab mounting device according to claim 5, it is characterised in that: the damper (7) uses cylinder
Formula damper.
10. rubber damping cab mounting device according to claim 6, it is characterised in that: the damper (7) uses cylinder
Formula damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941682.4A CN108974149A (en) | 2018-08-17 | 2018-08-17 | Rubber damping cab mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941682.4A CN108974149A (en) | 2018-08-17 | 2018-08-17 | Rubber damping cab mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108974149A true CN108974149A (en) | 2018-12-11 |
Family
ID=64553492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810941682.4A Pending CN108974149A (en) | 2018-08-17 | 2018-08-17 | Rubber damping cab mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108974149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4169815A1 (en) * | 2021-10-22 | 2023-04-26 | Deere & Company | Agricultural vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020063196A1 (en) * | 2000-09-20 | 2002-05-30 | Yoshio Ihara | Vibration isolating device |
| JP2009030769A (en) * | 2007-07-30 | 2009-02-12 | Tokai Rubber Ind Ltd | Vibration absorbing connection rod |
| CN202243732U (en) * | 2011-09-16 | 2012-05-30 | 中国北方车辆研究所 | Front suspension device of semi-floating cab front suspension device |
| CN202896706U (en) * | 2012-11-12 | 2013-04-24 | 襄阳群龙汽车部件股份有限公司 | Automobile cab front suspension damping mechanism |
| JP2013170629A (en) * | 2012-02-21 | 2013-09-02 | Suzuki Motor Corp | Vibration control device |
| CN104925148A (en) * | 2015-07-09 | 2015-09-23 | 安徽江淮汽车股份有限公司 | Cab damping suspension and automobile |
| CN207106660U (en) * | 2017-07-31 | 2018-03-16 | 北京北方凌云悬置系统科技有限公司 | Cab Mounting System and vehicle |
-
2018
- 2018-08-17 CN CN201810941682.4A patent/CN108974149A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020063196A1 (en) * | 2000-09-20 | 2002-05-30 | Yoshio Ihara | Vibration isolating device |
| JP2009030769A (en) * | 2007-07-30 | 2009-02-12 | Tokai Rubber Ind Ltd | Vibration absorbing connection rod |
| CN202243732U (en) * | 2011-09-16 | 2012-05-30 | 中国北方车辆研究所 | Front suspension device of semi-floating cab front suspension device |
| JP2013170629A (en) * | 2012-02-21 | 2013-09-02 | Suzuki Motor Corp | Vibration control device |
| CN202896706U (en) * | 2012-11-12 | 2013-04-24 | 襄阳群龙汽车部件股份有限公司 | Automobile cab front suspension damping mechanism |
| CN104925148A (en) * | 2015-07-09 | 2015-09-23 | 安徽江淮汽车股份有限公司 | Cab damping suspension and automobile |
| CN207106660U (en) * | 2017-07-31 | 2018-03-16 | 北京北方凌云悬置系统科技有限公司 | Cab Mounting System and vehicle |
Non-Patent Citations (2)
| Title |
|---|
| 赵振东: "《汽车悬架与橡胶弹性元件理论及设计》", 30 November 2015, 国防工业出版社 * |
| 黄显利: "《卡车的噪声与振动及其控制策略》", 31 January 2018, 北京理工大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4169815A1 (en) * | 2021-10-22 | 2023-04-26 | Deere & Company | Agricultural vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190111 Address after: No. 286 Pingshan Avenue, Liuzhou City, Guangxi Zhuang Autonomous Region, 545005 Applicant after: Dongfeng Liuzhou Motor Co., Ltd. Applicant after: LIUZHOU RISUN AUTOMOBILE SHOCK ABSORPTION TECHNOLOGY CO., LTD. Address before: No. 286 Pingshan Avenue, Liuzhou City, Guangxi Zhuang Autonomous Region, 545005 Applicant before: Dongfeng Liuzhou Motor Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181211 |