CN216994615U - Thrust wheel finish turning hydraulic tensioning device - Google Patents
Thrust wheel finish turning hydraulic tensioning device Download PDFInfo
- Publication number
- CN216994615U CN216994615U CN202220717988.3U CN202220717988U CN216994615U CN 216994615 U CN216994615 U CN 216994615U CN 202220717988 U CN202220717988 U CN 202220717988U CN 216994615 U CN216994615 U CN 216994615U
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- Prior art keywords
- wheel
- track
- crawler
- rotation
- guide
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- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model is suitable for the technical field of machinery, and provides a thrust wheel finish turning hydraulic tensioning device, which comprises a crawler frame and also comprises: the crawler frame is connected with the drive wheel in the rotation, be provided with the spout on the crawler frame, sliding connection has the slider in the spout, the last rotation of rotating connection has the axis of rotation on the slider, fixed mounting has the leading wheel in the axis of rotation, the cover is equipped with the track on the leading wheel, be provided with the mounting groove on the crawler frame, it is provided with the tight piece that rises to slide in the mounting groove. The hydraulic cylinder drives the tensioning block to move leftwards after being extended, the tensioning block pushes the sliding block to move leftwards, the sliding block drives the rotating shaft to move leftwards, the rotating shaft drives the guide wheel to move leftwards, the crawler belt is tensioned when the guide wheel moves leftwards, the moving precision of the supporting wheel is further improved, the driving wheel drives the crawler belt to rotate when rotating, the supporting wheel moves through the crawler belt driving device, the chain supporting wheel supports the crawler belt, and the crawler belt is prevented from falling on a crawler belt frame due to self gravity and being damaged by the crawler belt.
Description
Technical Field
The utility model belongs to the technical field of machinery, and particularly relates to a thrust wheel finish turning hydraulic tensioning device.
Background
The thrust wheels are used to support the weight of the tractor while rolling on the tracks or track plates of the track and also to restrain the track against lateral slippage. When the tractor turns, the track is forced to slide on the ground by the thrust wheel, and the thrust wheel is always in muddy water and dust and bears strong impact, so that the reliable sealing and the wear resistance of the wheel rim are required. The thrust wheel is easy to wear, and the reason for the wear is that the adopted steel is unqualified or the hardness of the material is low during heat treatment, and the wear resistance is insufficient; the oil leak, the thrust wheel axle is always rotatory through the axle sleeve, need refuel in the wheel body and lubricate, but if the sealing washer is not good, very easy the phenomenon that produces the oil leak, axle and axle sleeve like this under the lubricated condition, wear and tear very easily, cause the product to can't use. The reasons for oil leakage are as follows: 1. the floating oil seal is unqualified; 2. the roundness of the shaft sleeve of the product is not enough; 3. the glossiness of the fulcrum shaft is insufficient; 4. the gear oil does not reach the standard; 5. machining dimensional tolerances, etc. These problems all cause the oil leakage of the thrust wheel.
When thrust wheel and track clearance were too big, can influence the removal precision of thrust wheel, also can increase the wearing and tearing of thrust wheel and track simultaneously, influence the life of thrust wheel and track, at this moment need rise to the track and tightly, and then guarantee that thrust wheel and track contact closely.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model aims to provide a thrust wheel finish turning hydraulic tensioning device, and aims to solve the problems that when the gap between a thrust wheel and a crawler is too large, the moving precision of the thrust wheel is influenced, meanwhile, the abrasion of the thrust wheel and the crawler is increased, and the service lives of the thrust wheel and the crawler are influenced.
The embodiment of the utility model is realized in such a way that the hydraulic tensioning device for finish turning of the supporting wheel comprises a track frame and further comprises:
rotate on the track frame and be connected with the drive wheel, be provided with the spout on the track frame, sliding connection has the slider in the spout, it is connected with the axis of rotation to rotate on the slider, fixed mounting has the leading wheel in the axis of rotation, the cover is equipped with the track on the leading wheel, be provided with the mounting groove on the track frame, it is provided with tight piece that rises to slide in the mounting groove, fixed mounting has the pneumatic cylinder in the mounting groove, the flexible end and the tight piece fixed connection that rises of pneumatic cylinder, the tight piece and axis of rotation swing joint rise, track frame one side is rotated and is connected with a plurality of carrier rollers, carrier roller and track swing joint, the track frame opposite side rotates and is connected with a plurality of supporting wheels, supporting wheel and track swing joint.
According to the further technical scheme, a plurality of guide assemblies used for guiding the tensioning block to move linearly are arranged in the mounting groove.
According to a further technical scheme, the guide assembly comprises a guide sleeve and a guide post, the guide sleeve is fixedly installed in the installation groove, the guide post is arranged in the guide sleeve in a sliding mode, and one end of the guide post is fixedly connected with the tensioning block.
According to a further technical scheme, the tensioning block is concave.
According to a further technical scheme, one end, in contact with the rotating shaft, of the tensioning block is arc-shaped.
According to the hydraulic tensioning device for the finish turning of the supporting wheels, provided by the embodiment of the utility model, after a hydraulic cylinder is extended, the tensioning block is driven to move leftwards, the tensioning block pushes the sliding block to move leftwards, the sliding block drives the rotating shaft to move leftwards, the rotating shaft drives the guide wheel to move leftwards, the guide wheel tensions the track when moving leftwards, so that the moving precision of the supporting wheels is improved, the driving wheel drives the track to rotate when rotating, the supporting wheels move through the track driving device, the supporting chain wheel supports the track, and the damage of the track to the track frame due to the fact that the track falls on the track frame due to the self gravity is prevented.
Drawings
Fig. 1 is a schematic structural view of a thrust wheel finish turning hydraulic tensioning device provided in an embodiment of the utility model;
FIG. 2 is a schematic structural diagram of a mounting groove in FIG. 1 according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the tensioning block in fig. 1 according to an embodiment of the present invention.
In the drawings: the crawler frame comprises a crawler frame 1, a driving wheel 2, a chain supporting wheel 3, a crawler 4, a guide wheel 5, a sliding groove 6, a sliding block 7, a rotating shaft 8, a tensioning block 9, a mounting groove 10, a supporting wheel 11, a guide sleeve 12, a guide column 13 and a hydraulic cylinder 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to fig. 3, a hydraulic tensioning device for a bogie wheel finishing lathe provided for an embodiment of the present invention includes a track frame 1, and further includes:
rotate on the track frame 1 and be connected with drive wheel 2, be provided with spout 6 on the track frame 1, sliding connection has slider 7 in the spout 6, it is connected with axis of rotation 8 to rotate on the slider 7, fixed mounting has guide pulley 5 on the axis of rotation 8, the cover is equipped with track 4 on the guide pulley 5, be provided with mounting groove 10 on the track frame 1, it is provided with tight piece 9 that rises to slide in the mounting groove 10, fixed mounting has pneumatic cylinder 14 in the mounting groove 10, the flexible end and the tight 9 fixed connection that rises of pneumatic cylinder 14, the tight piece 9 and the 8 swing joint of axis of rotation that rise, 1 one side of track frame rotates and is connected with a plurality of carrier roller 3, carrier roller 3 and 4 swing joint of track, 1 opposite side of track frame rotates and is connected with a plurality of supporting rollers 11, supporting roller 11 and 4 swing joint of track.
In the embodiment of the utility model, after the hydraulic cylinder 14 extends, the tensioning block 9 is driven to move leftwards, the tensioning block 9 pushes the sliding block 7 to move leftwards, the sliding block 7 drives the rotating shaft 8 to move leftwards, the rotating shaft 8 drives the guide wheel 5 to move leftwards, the guide wheel 5 tightly tensions the crawler 4 when moving leftwards, so that the moving precision of the supporting wheel is improved, the driving wheel 2 drives the crawler 4 to rotate when rotating, the supporting wheel moves through the crawler 4 driving device, the supporting wheel 3 supports the crawler 4, and the crawler 4 is prevented from falling on the crawler frame 1 due to self gravity, and the crawler 4 damages the crawler frame 1.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, a plurality of guide assemblies for guiding the tensioning block 9 to move linearly are disposed in the mounting groove 10.
In the embodiment of the utility model, a plurality of guide assemblies for guiding the tensioning block 9 to move linearly are arranged in the mounting groove 10.
As shown in fig. 1 and fig. 2, as a preferred embodiment of the present invention, the guide assembly includes a guide sleeve 12 and a guide post 13, the guide sleeve 12 is fixedly installed in the installation groove 10, the guide post 13 is slidably disposed in the guide sleeve 12, and one end of the guide post 13 is fixedly connected to the tension block 9.
In the embodiment of the utility model, the guide sleeve 12 and the guide column 13 are used for ensuring the tension block 9 to move stably and preventing the tension block 9 from moving stably.
As shown in fig. 1, as a preferred embodiment of the present invention, the tension block 9 is configured in a concave shape.
In the embodiment of the present invention, the tension block 9 is configured to be concave, so that the tension block 9 pushes the two sliders 7 to move.
As shown in fig. 1 and fig. 3, as a preferred embodiment of the present invention, one end of the tension block 9, which contacts the slider 7, is configured to be circular arc.
In the embodiment of the utility model, the tail end of the tension block 9 is arranged to be circular arc, so that the contact area between the tension block 9 and the sliding block 7 is increased, and the tension stability is improved.
The embodiment of the utility model provides a hydraulic tensioning device for finish turning of a supporting wheel, a hydraulic cylinder 14 extends to drive a tensioning block 9 to move leftwards, the tensioning block 9 moves leftwards under the guiding action of a guide sleeve 12 and a guide column 13, the tensioning block 9 pushes a sliding block 7 to move leftwards, the sliding block 7 drives a rotating shaft 8 to move leftwards, the rotating shaft 8 drives a guide wheel 5 to move leftwards, the guide wheel 5 tensions a crawler 4 when moving leftwards, and further the moving precision of the supporting wheel is improved, a driving wheel 2 drives the crawler 4 to rotate when rotating, the supporting wheel is driven to move by a crawler 4 driving device, a supporting chain wheel 3 supports the crawler 4, and the crawler 4 is prevented from falling on a crawler frame 1 due to the self gravity, and the crawler 4 damages to the crawler frame 1 are caused by the crawler 4.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a thrust wheel finish turning hydraulic pressure rises and tightly installs, includes the track frame, its characterized in that still includes:
rotate on the track frame and be connected with the drive wheel, be provided with the spout on the track frame, sliding connection has the slider in the spout, it is connected with the axis of rotation to rotate on the slider, fixed mounting has the leading wheel in the axis of rotation, the cover is equipped with the track on the leading wheel, be provided with the mounting groove on the track frame, it is provided with tight piece that rises to slide in the mounting groove, fixed mounting has the pneumatic cylinder in the mounting groove, the flexible end and the tight piece fixed connection that rises of pneumatic cylinder, the tight piece and axis of rotation swing joint rise, track frame one side is rotated and is connected with a plurality of carrier rollers, carrier roller and track swing joint, the track frame opposite side rotates and is connected with a plurality of supporting wheels, supporting wheel and track swing joint.
2. The thrust wheel finish turning hydraulic tensioning device according to claim 1, wherein a plurality of guide assemblies for guiding the tensioning block to move linearly are arranged in the mounting groove.
3. The thrust wheel finish turning hydraulic tensioning device according to claim 2, wherein the guide assembly comprises a guide sleeve and a guide post, the guide sleeve is fixedly installed in the installation groove, the guide post is slidably arranged in the guide sleeve, and one end of the guide post is fixedly connected with the tensioning block.
4. The thrust wheel finishing hydraulic tensioning device as claimed in claim 1, wherein the tensioning block is concave.
5. The thrust wheel finish turning hydraulic tensioning device according to claim 1, wherein one end of the tensioning block, which is in contact with the rotating shaft, is arranged in a circular arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220717988.3U CN216994615U (en) | 2022-03-30 | 2022-03-30 | Thrust wheel finish turning hydraulic tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220717988.3U CN216994615U (en) | 2022-03-30 | 2022-03-30 | Thrust wheel finish turning hydraulic tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216994615U true CN216994615U (en) | 2022-07-19 |
Family
ID=82374289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220717988.3U Expired - Fee Related CN216994615U (en) | 2022-03-30 | 2022-03-30 | Thrust wheel finish turning hydraulic tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216994615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116001931A (en) * | 2022-12-29 | 2023-04-25 | 徽瑞智能装备（黄山）有限责任公司 | Special chassis of desilting robot |
-
2022
- 2022-03-30 CN CN202220717988.3U patent/CN216994615U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116001931A (en) * | 2022-12-29 | 2023-04-25 | 徽瑞智能装备（黄山）有限责任公司 | Special chassis of desilting robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220719 |