CN209617305U - A kind of damping type support roller - Google Patents
A kind of damping type support roller Download PDFInfo
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- CN209617305U CN209617305U CN201920118373.7U CN201920118373U CN209617305U CN 209617305 U CN209617305 U CN 209617305U CN 201920118373 U CN201920118373 U CN 201920118373U CN 209617305 U CN209617305 U CN 209617305U
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- resilient cushion
- support roller
- roller bracket
- damping
- roller
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Abstract
The utility model relates to engineering machinery chassis fields, especially a kind of damping type support roller, including a support roller, the support roller is movably arranged in the card slot at the top of the vertical plate of a roller bracket two sides respectively by the shaft at its both ends, clamping is equipped with a FE Tiler respectively in support roller shaft above each card slot, the vertical plate that each FE Tiler passes through respectively on the corresponding position of a fastening bolt is fixedly connected with, the one end of the roller bracket, which is connected, is equipped with sleeve, at the top of the bogie frame below roller bracket two sides respectively symmetrically be connected a positioning otic placode with pin hole, a damping part is equipped in the lower section of the one end of roller bracket far from casing.When crawler belt generates jounce, it effectively absorbs by further compression, resilient energy between upper resilient cushion, lower resilient cushion, slow down vibration, transmitting of the abatement vibration to car body, noise when crawler travel is further decreased, while track tension can also be adjusted recovery to preferable state by compressed rebound between upper resilient cushion, lower resilient cushion.
Description
Technical field
The utility model relates to engineering machinery chassis field, especially a kind of damping type support roller.
Background technique
The chassis structure of engineering machinery is usually at present: support roller is rigidly mounted on bogie frame with bolt.Wherein, support roller
It is to prevent crawler belt sagging excessive for holding upper track, reduces jounce of the crawler belt in walking and avoid the lateral cunning of crawler belt
The wheel fallen, also guaranteed crawler belt have enough tensioner degree, reduce crawler belt in the jounce and winding process in walking
The effect to fall off.
Due to the presence of above structure, when vehicle is being advanced at utmost speed or walked at more rugged and rough ground, pacify thereon
The crawler belt of dress generates jounce, and then hits support roller and generate impact and noise, and transmitted vibration and noise by the connection of rigidity
Onto vehicle, certain influence is generated to driver comfort and vehicle ages.
Utility model content
The utility model one of to solve above-mentioned technical problem used by technical solution be: a kind of damping type support roller, packet
A support roller is included, the support roller is movably arranged on the card slot at the top of the vertical plate of a roller bracket two sides by the shaft at its both ends respectively
It is interior, in the support roller shaft above each card slot respectively clamping be equipped with a FE Tiler, each FE Tiler pass through respectively a fastening bolt with
Vertical plate on its corresponding position is fixedly connected with, and the one end of the roller bracket, which is connected, is equipped with sleeve, below roller bracket
Respectively symmetrically a connected positioning otic placode with pin hole, described sleeve pipe, two pin holes for positioning otic placodes pass through for two sides at the top of bogie frame
One pin shaft be flexibly connected, the one end of roller bracket far from casing lower section be equipped with a damping part, the damping part it is upper
Lower both ends are fixedly connected with at the top of the bottom of the roller bracket, the bogie frame respectively, and the roller bracket is far from casing
One end tilts upwards.
One end living hinge, the free structure in one end will be set as between support roller and bogie frame, and in roller bracket and platform
Damping part is mounted between vehicle frame, due to external track takeup effect meeting so that damping part upper resilient cushion,
It is in close contact between lower resilient cushion and is provided with certain pre compressed magnitude.
Preferably, the one end of the roller bracket far from casing tilts upwards and is 10-15 with the angle at the top of bogie frame
Degree.Angle is not easy to be arranged excessive, is arranged that excessive it is easy to appear vibrated when vibrating on crankcase ventilaton in vehicle driving
Significantly phenomenon causes running stability to be affected；In addition, the size because of pre compressed magnitude has important shadow to damping effect
It rings, therefore those skilled in the art are set as relatively mild angle, in this way after the offering question for considering pre compressed magnitude herein
Weight component can effectively guarantee its downward stability in normal state, can effectively guarantee that Oscillation Amplitude is unlikely to
Certain pre compressed magnitude is capable of providing while excessive again, guarantees the damping effect in operational process.
Preferably, the damping part includes a coupling resilient cushion, and the coupling resilient cushion is by the upper damping that mutually abuts
Pad, lower resilient cushion composition, are equipped with pre compressed magnitude, the upper resilient cushion is by setting between the upper resilient cushion and the lower resilient cushion
It sets and is connected in the bottom of the roller bracket of the upper positioning bolt and corresponding position of its four corners, the lower resilient cushion passes through setting
It is connected at the top of the bogie frame of the lower positioning bolt and corresponding position of its four corners.Crawler belt generate jounce, upper resilient cushion, under
It effectively absorbed between resilient cushion by further compression, resilient energy, slow down vibration, abatement shakes the transmitting to car body, further
Reduce noise when crawler travel.
Preferably, the bottom of each upper positioning bolt is not less than the bottom of the upper resilient cushion, each lower positioning
The top of bolt is not higher than the bottom of the lower resilient cushion, the bottom surface of the upper resilient cushion and the lower positioning spiral shell of corresponding position
Spacing distance is set between the top surface of bolt, and setting spacing distance is greater than pre compressed magnitude amount, so that in upper resilient cushion, lower resilient cushion
In compression interference will not be generated to the compression of upper resilient cushion, lower resilient cushion.
Preferably, the pin shaft and the cavity of described sleeve pipe are clearance fit, it is ensured that casing can spirit around pin shaft
Rotation living is interference fit between the pin hole of two positioning otic placodes at the corresponding position in the both ends of the pin shaft, mainly to
Prevent axial float and the rotation of pin shaft.
Preferably, the pre compressed magnitude is 10-30mm, and reserved decrement is enabled to after compress energy storage in rebound
Guarantee the stability of rebound, moreover it is possible to track tension be adjusted and restored to preferable state.
Beneficial effect possessed by the utility model is that damping part is mounted between roller bracket and bogie frame, by
In external track takeup effect meeting so that being in close contact and being arranged between the upper resilient cushion of damping part, lower resilient cushion
Certain pre compressed magnitude；When crawler belt generation jounce, have between upper resilient cushion, lower resilient cushion by further compression, resilient energy
Effect absorbs, slows down vibration, makes to shake the transmitting to car body, further decreases noise when crawler travel, at the same upper resilient cushion, under
Track tension can also be adjusted and be restored to preferable state by compressed rebound between resilient cushion.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the decomposition texture schematic diagram of the utility model.
Fig. 3 is the mounting structure schematic diagram of the utility model.
In figure, 1, support roller；2, shaft；3, FE Tiler；4, fastening bolt；5, vertical plate；6, casing；7, roller bracket；8, platform
Vehicle frame；9, resilient cushion is coupled；901, upper resilient cushion；902, lower resilient cushion；903, upper positioning bolt；904, lower positioning bolt；10,
Position otic placode；11, pin shaft；12, pin hole.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this reality
It is described in detail with novel.
As illustrated in fig. 1-3, a kind of damping type support roller, including a support roller 1, the support roller 1 are divided by the shaft 2 at its both ends
It is not movably arranged in the card slot at 5 top of vertical plate of 7 two sides of a roller bracket, in 1 shaft 2 of support roller above each card slot respectively
Clamping is equipped with a FE Tiler 3, and each FE Tiler 3 is fixedly connected with by the vertical plate 5 on the corresponding position of a fastening bolt 4 respectively, institute
The one end for stating roller bracket 7, which is connected, is equipped with sleeve 6, and the 8 top two sides of bogie frame below roller bracket 7 are respectively symmetrically solid
An even positioning otic placode 10 with pin hole 12, the pin hole 12 that described sleeve pipe 6, two positions otic placode 10 are connected by 11 activity of a pin shaft
It connects, is equipped with a damping part in the lower section of the one end of roller bracket 7 far from casing 6, the upper and lower ends of the damping part are distinguished
Be fixedly connected with the bottom of the roller bracket 7, the top of the bogie frame 8, the described one end of roller bracket 7 far from casing 6 to
Upper inclination.
One end living hinge, the free structure in one end will be set as between support roller 1 and bogie frame 8, and in 7 He of roller bracket
Be mounted with damping part between bogie frame 8, due to external track takeup effect meeting so that damping part upper damping
It is in close contact between pad 901, lower resilient cushion 902 and is provided with certain pre compressed magnitude.
Preferably, the described one end of roller bracket 7 far from casing 6 tilts upwards and is 10- with the angle at 8 top of bogie frame
15 degree.Angle is not easy to be arranged excessive, is arranged that excessive it is easy to appear vibrations when vibrating on crankcase ventilaton in vehicle driving
The phenomenon that crossing significantly causes running stability to be affected；In addition, because the size of pre compressed magnitude have to damping effect it is important
It influences, therefore those skilled in the art are set as relatively mild angle after the offering question for considering pre compressed magnitude herein, this
Weight component can effectively guarantee its downward stability to sample in normal state, can effectively guarantee that Oscillation Amplitude is unlikely
Certain pre compressed magnitude is capable of providing in excessive while again, guarantees the damping effect in operational process.
Preferably, the damping part includes a coupling resilient cushion 9, and the coupling resilient cushion 9 on mutually abutting by subtracting
Pad 901, the composition of lower resilient cushion 902 are shaken, pre compressed magnitude is equipped between the upper resilient cushion 901 and the lower resilient cushion 902, it is described
The bottom that upper resilient cushion 901 passes through the roller bracket 7 of upper positioning bolt 903 and corresponding position that its four corners is arranged in is solid
Even, the lower resilient cushion 902 passes through the top of the bogie frame 8 of lower positioning bolt 904 and corresponding position that its four corners is arranged in
Portion is connected.Crawler belt generates jounce, effectively absorbed between upper resilient cushion 901, lower resilient cushion 902 by further compression, resilient energy,
Slow down vibration, makes to shake the transmitting to car body, further decrease noise when crawler travel.
Preferably, the bottom of each upper positioning bolt 903 is not less than the bottom, described each of the upper resilient cushion 901
The top of lower positioning bolt 904 is not higher than the bottom of the lower resilient cushion 902, the bottom surface of the upper resilient cushion 901 with it is corresponding
Spacing distance is set between the top surface of the lower positioning bolt 904 at position, setting spacing distance is greater than pre compressed magnitude amount, so that
When upper resilient cushion 901, lower resilient cushion 902 are in compression interference will not be generated to the compression of upper resilient cushion 901, lower resilient cushion 902.
Preferably, the pin shaft 11 and the cavity of described sleeve pipe 6 are clearance fit, it is ensured that casing 6 is around pin shaft 11
It can be matched between the pin hole 12 of two positioning otic placodes 10 at the corresponding position in both ends of the pin shaft 11 for interference with flexible rotating
It closes, mainly to prevent axial float and the rotation of pin shaft 11.
Preferably, the pre compressed magnitude is 10-30mm, and reserved decrement is enabled to after compress energy storage in rebound
Guarantee the stability of rebound, moreover it is possible to track tension be adjusted and restored to preferable state.
Working principle:
When vehicle high-speed advance or walk at more rugged and rough ground, crawler belt generate jounce, upper resilient cushion 901, under
It effectively absorbs by further compression, resilient energy between resilient cushion 902, slow down vibration, make to shake the transmitting to car body, further
Noise when crawler travel is reduced, while compressed rebound can also be by crawler belt between upper resilient cushion 901, lower resilient cushion 902
Tightness, which is adjusted, to be restored to preferable state.
Above-mentioned specific embodiment cannot function as the limitation to scope of protection of the utility model, for the skill of the art
For art personnel, any alternate modification or transformation made to the utility model embodiment all fall within the guarantor of the utility model
It protects in range.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.
Claims (6)
1. a kind of damping type support roller, it is characterised in that: including a support roller, the support roller is pacified by the shaft difference activity at its both ends
In the card slot at the top of the vertical plate of a roller bracket two sides, clamping is equipped with one watt respectively in the support roller shaft above each card slot
Lid, the vertical plate that each FE Tiler passes through respectively on the corresponding position of a fastening bolt are fixedly connected with, one end of the roller bracket
Portion be connected be equipped with sleeve, at the top of the bogie frame below roller bracket two sides respectively symmetrically be connected a chucking lug with pin hole
Plate, described sleeve pipe, two pin holes for positioning otic placodes pass through pin shaft flexible connection, in roller bracket far under one end of casing
Side is equipped with a damping part, the upper and lower ends of the damping part respectively with the bottom of the roller bracket, the bogie frame
Top is fixedly connected with, and the one end of the roller bracket far from casing tilts upwards.
2. a kind of damping type support roller according to claim 1, it is characterised in that: the one end of the roller bracket far from casing
It tilts upwards and is 10-15 degree with the angle at the top of bogie frame.
3. a kind of damping type support roller according to claim 2, it is characterised in that: the damping part includes a coupling damping
Pad, the coupling resilient cushion are made of upper resilient cushion, the lower resilient cushion mutually abutted, the upper resilient cushion and the lower resilient cushion
Between be equipped with pre compressed magnitude, the upper resilient cushion pass through be arranged in its four corners upper positioning bolt and corresponding position support roller
The bottom of bracket is connected, and the lower resilient cushion passes through the bogie frame of lower positioning bolt and corresponding position that its four corners is arranged in
Top be connected.
4. a kind of damping type support roller according to claim 3, it is characterised in that: the bottom of each upper positioning bolt is not
It is described lower than the bottom that the top of the bottom of the upper resilient cushion, each lower positioning bolt is not higher than the lower resilient cushion
Spacing distance is set between the top surface of the lower positioning bolt of the bottom surface and corresponding position of upper resilient cushion.
5. a kind of damping type support roller according to claim 4, it is characterised in that: the pin shaft and the cavity of described sleeve pipe are
Clearance fit is interference fit between the pin hole of two positioning otic placodes at the corresponding position in the both ends of the pin shaft.
6. a kind of damping type support roller according to claim 5, it is characterised in that: the pre compressed magnitude is 10-30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920118373.7U CN209617305U (en) | 2019-01-24 | 2019-01-24 | A kind of damping type support roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920118373.7U CN209617305U (en) | 2019-01-24 | 2019-01-24 | A kind of damping type support roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209617305U true CN209617305U (en) | 2019-11-12 |
Family
ID=68451381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920118373.7U Active CN209617305U (en) | 2019-01-24 | 2019-01-24 | A kind of damping type support roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209617305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112407083A (en) * | 2020-11-25 | 2021-02-26 | 湖南省农友农业装备股份有限公司 | Riding wheel device |
| CN115027586A (en) * | 2022-06-23 | 2022-09-09 | 湖南三特机械制造有限公司 | Dustproof and anti-blocking caterpillar device supporting chain wheel |
-
2019
- 2019-01-24 CN CN201920118373.7U patent/CN209617305U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112407083A (en) * | 2020-11-25 | 2021-02-26 | 湖南省农友农业装备股份有限公司 | Riding wheel device |
| CN115027586A (en) * | 2022-06-23 | 2022-09-09 | 湖南三特机械制造有限公司 | Dustproof and anti-blocking caterpillar device supporting chain wheel |
| CN115027586B (en) * | 2022-06-23 | 2023-07-07 | 湖南三特机械制造有限公司 | Dustproof and anti-blocking crawler equipment support chain wheel |
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