CN103434388A - Shock-absorption supporting device for power system of loading machine - Google Patents
Shock-absorption supporting device for power system of loading machine Download PDFInfo
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- CN103434388A CN103434388A CN2013103404869A CN201310340486A CN103434388A CN 103434388 A CN103434388 A CN 103434388A CN 2013103404869 A CN2013103404869 A CN 2013103404869A CN 201310340486 A CN201310340486 A CN 201310340486A CN 103434388 A CN103434388 A CN 103434388A
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- 238000010521 absorption reaction Methods 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000035939 shock Effects 0.000 claims description 27
- 230000008859 change Effects 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 229920001971 elastomer Polymers 0.000 abstract 6
- 239000000806 elastomer Substances 0.000 abstract 6
- 206010044565 Tremor Diseases 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000283153 Cetacea Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The invention discloses a shock-absorption supporting device for a power system of a loading machine. A rigid connecting body of a gearbox and an engine is supported on a frame through a front supporting mechanism and a rear supporting mechanism, wherein the rear supporting mechanism comprises two rear elastomers, a rear supporting bolt and nut combination, an engine connecting seat and a frame rear supporting seat; the front supporting mechanism comprises two front elastomers, an elastomer supporting seat, a front supporting bolt and nut combination, a front shock-absorption supporting seat and a pair of limiting buffer bolts; the elastomer supporting seat is fixedly arranged on one side of the gearbox; the front shock-absorption supporting seat is positioned on the lower side of the elastomer supporting seat and is fixedly arranged on the outer side of the front end of the frame; the head end faces of the limiting buffer bolts are oppositely and fixedly arranged at two longitudinal ends of the front shock-absorption supporting seat; the lower sides of two longitudinal ends of the elastomer supporting seat are positioned between the heads of the limiting buffer bolts. According to the shock-absorption supporting device disclosed by the invention, the structure is simple; the manufacturing cost is low; a front-back impact force borne by the power system in the horizontal direction is effectively buffered; the auxiliary shock-absorption effect of the power system is improved.
Description
Technical field
The present invention relates to a kind of shock absorption device of engineering mechanical power system, especially a kind of cushion blocking device of loader power system, belong to technical field of engineering machinery.
Background technology
The driving engine of loader and tor-con change speed gear box are connected to become the rigid connection body of power system; because the service conditions of loader is comparatively severe; Active workings is mostly rugged and rough; its power system must be supported on vehicle frame by shock absorption device; could reduce driving engine self vibration and vehicle jolts to the harmful effect of power system; driving system could reliablely and stablely be worked, and the physical construction of loader is played a protective role.
Be provided with four strong points of power system on the vehicle frame 1 of the loader shown in Fig. 1, B1, the B2 of A1, the A2 of loader power system by vehicle frame 1 front end and the vehicle frame 1 rear end shock absorption device of totally four strong points is supported on vehicle frame 1.Existing loader power system shock absorption device mainly cushions the vertical tremor of power system vertical direction, can't to power system all around the vibration displacement of horizontal direction enough protections are provided.Loader is mainly used in scraper and loading operation, for example loader may slow down suddenly when shoveling into hard material, or while travelling on the road surface of jolting at hollow, the rigid connection body of power system often is subject to the impact of horizontal direction, and the impact of fore-and-aft direction will be more than the impact of left and right directions.Existing shock absorption device can't cushion the horizontal direction impulsive force that power system is subject to, especially existing each strong point of shock absorption device only connects by single tie bolt, when horizontal direction generation greater impact is rocked, tie bolt may because being subject to, the shearing force effect is impaired even to fracture, and causes the danger of trouble of loader or the operator safety that exerts an influence.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, vertical tremor that can cushion the vertical direction of power system rigid connection body, can cushion again the loader power system shock-absorbing supporting device of power system rigid connection body horizontal direction porpoise.
The present invention is achieved by the following technical programs:
A kind of loader power system shock-absorbing supporting device, comprise the front support mechanism be separately positioned under the vertical both sides of vehicle frame front end change speed gear box, be separately positioned on the rear support mechanism under the vertical both sides of driving engine, vehicle frame rear end, the rigid connection body of change speed gear box and driving engine by two front support mechanisms and two rear support mechanism supports on vehicle frame; Elastic body, rear support unit bolt nut, driving engine Connection Block and vehicle frame rear support seat after described rear support mechanism comprises two, the upper and lower sides that after two, elastic body is overlapped into after integral body is respectively equipped with metal backing, after two, elastomeric upper and lower superimposed place is inlaid on vehicle frame rear support seat, the rear support unit bolt nut is elastic body after connecting engine Connection Block lower side panel and upper and lower superimposed two successively from top to bottom, the driving engine both sides respectively by two rear support mechanism supports on the vehicle frame front end; Described front support mechanism comprises two front elastic bodys, elastic body supporting seat, front support unit bolt nut, the limiting buffer bolt that front shock mount is relative with a pair of head end, the upper and lower sides that two front elastic bodys are overlapped into after integral body is respectively equipped with metal backing, before two, elastomeric upper and lower superimposed place is inlaid on the elastic body supporting seat, and elastic body supporting seat one side is fixed on change speed gear box one side; The front support unit bolt nut connects upper and lower superimposed two front elastic bodys, elastic body supporting seat and front shock mount from top to bottom successively, front shock mount is positioned at elastic body supporting seat downside, and be fixed on the vehicle frame front end outside, a pair of limiting buffer bolt head end face relatively is fixed on the vertical two ends of front shock mount, and the vertical two ends of elastic body supporting seat downside is between a pair of limiting buffer bolt head.
Purpose of the present invention can also further realize by following technical measures.
Aforesaid loader power system shock-absorbing supporting device, wherein said elastic body supporting seat comprises and is fixedly connected with the horizonal base plate that is integral, vertical connecting panel and a pair of gusset, horizonal base plate longitudinal center is provided with the perforation that two upper and lower end folds of front elastic body are installed, and described vertical connecting panel is fixed on change speed gear box one side.
Aforesaid loader power system shock-absorbing supporting device, wherein said front shock mount is inverted Π shape, comprise back plate, the positioning plate be fixedly connected with the vertical two ends of back plate respectively, described positioning plate is provided with the screw that is screwed into the limiting buffer bolt, the flexure strip end face that is positioned at a pair of limiting buffer bolt head outside outside the vertical two ends of front shock mount is relative, and the limiting buffer bolt tail is fixed on positioning plate by black nut; The vertical downside of elastic body supporting seat is between the flexure strip in a pair of limiting buffer bolt head outside of front shock mount.
Aforesaid loader power system shock-absorbing supporting device, wherein said flexure strip is resilient rubbber cushion, described resilient rubbber cushion is fixedly connected with the limiting buffer bolt head.
Aforesaid loader power system shock-absorbing supporting device, the gap delta between vertical downside one end of wherein said elastic body supporting seat and limiting buffer bolt head flexure strip is 0.8～1.2mm.
The present invention is simple in structure, low cost of manufacture, the present invention has set up the limiting buffer bolt that front shock mount is relative with a pair of head end in the front support mechanism of the front end both lateral sides of loader frame, effectively cushioned the front and back impulsive force that power system is subject to horizontal direction, improved the auxiliary damping effect of power system, effectively extended the service life of power system, reduce the fault rate of loader, avoided the impact failure of the great framing member of loader.
Advantage and disadvantage of the present invention, will be for illustration and explanation by the non-limitative illustration of following preferred embodiment, and these embodiment, only provide as an example with reference to accompanying drawing.
The accompanying drawing explanation
Fig. 1 is arranged on the structural representation of four strong points of power system on loader frame;
Fig. 2 is that the present invention is arranged on the structural representation between loader driving engine and tor-con change speed gear box and vehicle frame;
Fig. 3 is the I section enlarged drawing of Fig. 2;
Fig. 4 is the II section enlarged drawing of Fig. 2;
Fig. 5 is the A-A cutaway view of Fig. 4.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Fig. 2～Fig. 5, the present invention includes the front support mechanism 3 under the vertical both sides of change speed gear box 2 that are separately positioned on vehicle frame 1 front end, be separately positioned on the rear support mechanism 5 under the vertical both sides of driving engine 4 of vehicle frame 1 rear end, the rigid connection body of change speed gear box 2 and driving engine 4 is supported on vehicle frame 1 by two front support mechanisms 3 and two rear support mechanisms 5.Elastic body 51, rear support unit bolt nut 52, driving engine Connection Block 53 and vehicle frame rear support seat 54 after rear support mechanism 5 comprises two, after two, elastic body 51 is overlapped into integral body up and down, the upper and lower sides of described integral body is respectively equipped with metal backing 55, after can guaranteeing two, elastic body 51 local compressions produce bulk deformation, extend elastomeric service life.After two, the upper and lower superimposed place of elastic body 51 inside contracts and forms laterally zygomorphic annular groove 511, put becket 512 in annular groove 511 after, be inlaid in again on vehicle frame rear support seat 54, rear support unit bolt nut 52 is elastic body 51 after connecting engine Connection Block 53 and upper and lower superimposed two successively from top to bottom, and driving engine 4 both sides are supported on vehicle frame 1 by two rear support mechanisms 5 respectively.
Front support mechanism 6 comprises two front elastic bodys 61, elastic body supporting seat 62, front support unit bolt nut 63, the limiting buffer bolt 65 that front shock mount 64 is relative with a pair of head end, after two, the upper and lower superimposed place of elastic body 61 inside contracts and forms laterally zygomorphic annular groove 611, put becket 512 in annular groove 611 after, be inlaid on elastic body supporting seat 62, elastic body supporting seat 62 1 sides are fixed on change speed gear box 2 one sides again.Elastic body 61 and elastic body supporting seat 62 after front support unit bolt nut 63 connects upper and lower superimposed two from top to bottom successively, front shock mount 64 is positioned at elastic body supporting seat 62 downsides, and be fixed on the vehicle frame 1 front end outside, a pair of limiting buffer bolt 65 head end relatively are fixed on the vertical two ends of front shock mount 64, and elastic body supporting seat 62 vertical two ends downsides are between a pair of limiting buffer bolt 65 heads.
The elastic body supporting seat 62 of the present embodiment is welding structural element, comprise integrally welded horizonal base plate 621, vertical connecting panel 622 and a pair of gusset 623, horizonal base plate 621 longitudinal center are provided with the perforation 624 that two front elastic bodys end fold Shang Xia 62 is installed, and the vertical connecting panel 622 of elastic body supporting seat 62 is fixed on change speed gear box 2 one sides by 4 tightening screws 66.
The front shock mount 64 of the present embodiment is for being the welding structural element of inverted Π shape, comprise back plate 641, respectively with the vertical soldered positioning plate 642 in the vertical two ends of back plate 641, described positioning plate 642 is provided with the screw 643 that is screwed into limiting buffer bolt 65, and limiting buffer bolt 65 afterbodys are fixed on positioning plate 642 by black nut 66.Flexure strip 651 end faces that are positioned at a pair of limiting buffer bolt 65 head outsides outside the vertical two ends of front shock mount 64 are relative, and elastic body supporting seat 63 downsides are between the flexure strip 651 in a pair of limiting buffer bolt 65 head outsides of front shock mount 64.Flexure strip 651 is resilient rubbber cushion, and described resilient rubbber cushion is fixedly connected with seccotine with limiting buffer bolt 65 heads.Gap delta between the flexure strip 651 of vertical downside one end of elastic body supporting seat 63 and limiting buffer bolt 65 heads is 0.8～1.2mm, and δ is preferably 1.0mm.
Loader travel or operation process in, when the rigid connection body of its power system is subject to the horizontal impact power of fore-and-aft direction, the present invention can cushion the horizontal impact power of fore-and-aft direction effectively, thereby reduces the fault rate of loader.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (5)
1. a loader power system shock-absorbing supporting device, comprise the front support mechanism be separately positioned under the vertical both sides of vehicle frame front end change speed gear box, be separately positioned on the rear support mechanism under the vertical both sides of driving engine, vehicle frame rear end, the rigid connection body of change speed gear box and driving engine by two front support mechanisms and two rear support mechanism supports on vehicle frame; Elastic body, rear support unit bolt nut, driving engine Connection Block and vehicle frame rear support seat after described rear support mechanism comprises two, the upper and lower sides that after two, elastic body is overlapped into after integral body up and down is respectively equipped with metal backing, after two, elastomeric upper and lower superimposed place is inlaid on vehicle frame rear support seat, the rear support unit bolt nut is elastic body after connecting engine Connection Block lower side panel and two successively from top to bottom, the driving engine both sides respectively by two rear support mechanism supports on the vehicle frame front end; It is characterized in that: described front support mechanism comprises two front elastic bodys, elastic body supporting seat, front support unit bolt nut, the limiting buffer bolt that front shock mount is relative with a pair of head end, the upper and lower sides that two front elastic bodys are overlapped into after integral body up and down is respectively equipped with metal backing, before two, elastomeric upper and lower superimposed place is inlaid on the elastic body supporting seat, and elastic body supporting seat one side is fixed on change speed gear box one side; Elastic body, elastic body supporting seat and front shock mount after the front support unit bolt nut connects upper and lower superimposed two from top to bottom successively, described front shock mount is positioned at elastic body supporting seat downside, and be fixed on the vehicle frame front end outside, a pair of limiting buffer bolt head end face relatively is fixed on the vertical two ends of front shock mount, and the vertical two ends of elastic body supporting seat downside is between a pair of limiting buffer bolt head.
2. loader power system shock-absorbing supporting device as claimed in claim 1, it is characterized in that: described elastic body supporting seat comprises and is fixedly connected with the horizonal base plate that is integral, vertical connecting panel and a pair of gusset, horizonal base plate longitudinal center is provided with the perforation that two upper and lower end folds of front elastic body are installed, and described vertical connecting panel is fixed on change speed gear box one side.
3. loader power system shock-absorbing supporting device as claimed in claim 1, it is characterized in that: described front shock mount is inverted Π shape, comprise back plate, the positioning plate be fixedly connected with the vertical two ends of back plate respectively, described positioning plate is provided with the screw that is screwed into the limiting buffer bolt, the flexure strip end face that is positioned at a pair of limiting buffer bolt head outside outside the vertical two ends of front shock mount is relative, and the limiting buffer bolt tail is fixed on positioning plate by black nut; The vertical downside of elastic body supporting seat is between the flexure strip in a pair of limiting buffer bolt head outside of front shock mount.
4. loader power system shock-absorbing supporting device as claimed in claim 3, it is characterized in that: described flexure strip is resilient rubbber cushion, described resilient rubbber cushion and the limiting buffer bolt head is bonding is integral.
5. loader power system shock-absorbing supporting device as claimed in claim 3, it is characterized in that: the gap delta between vertical downside one end of described elastic body supporting seat and limiting buffer bolt head flexure strip is 0.8～1.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310340486.9A CN103434388B (en) | 2013-08-07 | 2013-08-07 | Loader power system shock-absorbing supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310340486.9A CN103434388B (en) | 2013-08-07 | 2013-08-07 | Loader power system shock-absorbing supporting device |
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| Publication Number | Publication Date |
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| CN103434388A true CN103434388A (en) | 2013-12-11 |
| CN103434388B CN103434388B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310340486.9A Active CN103434388B (en) | 2013-08-07 | 2013-08-07 | Loader power system shock-absorbing supporting device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442338A (en) * | 2014-11-04 | 2015-03-25 | 柳工常州机械有限公司 | Limiting device |
| CN105672395A (en) * | 2016-03-24 | 2016-06-15 | 徐州徐工特种工程机械有限公司 | Auxiliary supporting system |
| CN106915234A (en) * | 2017-03-17 | 2017-07-04 | 安徽江淮汽车集团股份有限公司 | New flat placed type suspending soft cushion assembly |
| CN110171770A (en) * | 2019-06-05 | 2019-08-27 | 青岛港国际股份有限公司 | A kind of power transmission protection mechanism on track crane |
| CN113147345A (en) * | 2021-05-06 | 2021-07-23 | 珠海亿华电动车辆有限公司 | Sightseeing vehicle with battery module damping assembly |
| CN113561753A (en) * | 2021-08-10 | 2021-10-29 | 安徽誉林汽车部件有限公司 | Novel gearbox supporting mechanism for automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2537833A1 (en) * | 1975-08-26 | 1977-03-10 | Daimler Benz Ag | DEVICE FOR LIMITING FREE TRAVEL FOR AN ELASTICALLY FLEXIBLE RUBBER-METAL ELEMENT, IN PARTICULAR FOR THE STORAGE OF MOTOR VEHICLE ENGINES |
| US4872650A (en) * | 1987-06-19 | 1989-10-10 | Nissan Motor Co., Ltd. | Vibration insulating device |
| EP0827857A1 (en) * | 1996-09-06 | 1998-03-11 | Hutchinson | Support plate for a limiting elastic engine mount |
| JPH10299823A (en) * | 1997-04-25 | 1998-11-13 | Nissan Motor Co Ltd | Anti-vibration support device |
| CN1740047A (en) * | 2004-08-26 | 2006-03-01 | 光阳工业股份有限公司 | engine suspension |
| CN203401962U (en) * | 2013-08-07 | 2014-01-22 | 中外合资沃得重工（中国）有限公司 | Shock-absorbing and supporting device of power system of loading device |
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2013
- 2013-08-07 CN CN201310340486.9A patent/CN103434388B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2537833A1 (en) * | 1975-08-26 | 1977-03-10 | Daimler Benz Ag | DEVICE FOR LIMITING FREE TRAVEL FOR AN ELASTICALLY FLEXIBLE RUBBER-METAL ELEMENT, IN PARTICULAR FOR THE STORAGE OF MOTOR VEHICLE ENGINES |
| US4872650A (en) * | 1987-06-19 | 1989-10-10 | Nissan Motor Co., Ltd. | Vibration insulating device |
| EP0827857A1 (en) * | 1996-09-06 | 1998-03-11 | Hutchinson | Support plate for a limiting elastic engine mount |
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| CN203401962U (en) * | 2013-08-07 | 2014-01-22 | 中外合资沃得重工（中国）有限公司 | Shock-absorbing and supporting device of power system of loading device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442338A (en) * | 2014-11-04 | 2015-03-25 | 柳工常州机械有限公司 | Limiting device |
| CN105672395A (en) * | 2016-03-24 | 2016-06-15 | 徐州徐工特种工程机械有限公司 | Auxiliary supporting system |
| CN106915234A (en) * | 2017-03-17 | 2017-07-04 | 安徽江淮汽车集团股份有限公司 | New flat placed type suspending soft cushion assembly |
| CN110171770A (en) * | 2019-06-05 | 2019-08-27 | 青岛港国际股份有限公司 | A kind of power transmission protection mechanism on track crane |
| CN110171770B (en) * | 2019-06-05 | 2020-10-09 | 青岛港国际股份有限公司 | A power transmission protection mechanism for rail cranes |
| CN113147345A (en) * | 2021-05-06 | 2021-07-23 | 珠海亿华电动车辆有限公司 | Sightseeing vehicle with battery module damping assembly |
| CN113561753A (en) * | 2021-08-10 | 2021-10-29 | 安徽誉林汽车部件有限公司 | Novel gearbox supporting mechanism for automobile |
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| Publication number | Publication date |
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| CN103434388B (en) | 2015-10-28 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20131211 Assignee: JIANGSU ZHENJI MACHINERY MANUFACTURING Co.,Ltd. Assignor: SINO-FOREIGN JOINT VENTURE WORLD HEAVY INDUSTRY (CHINA) Co.,Ltd. Contract record no.: X2023320000082 Denomination of invention: Damping support device of loader power system Granted publication date: 20151028 License type: Common License Record date: 20230206 |
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