CN114644063A - Sectional type is from desilting rubber track and running gear - Google Patents
Sectional type is from desilting rubber track and running gear Download PDFInfo
- Publication number
- CN114644063A CN114644063A CN202210193182.3A CN202210193182A CN114644063A CN 114644063 A CN114644063 A CN 114644063A CN 202210193182 A CN202210193182 A CN 202210193182A CN 114644063 A CN114644063 A CN 114644063A
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- Prior art keywords
- self
- cleaning block
- crawler
- track
- cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/18—Tracks
- B62D55/24—Tracks of continuously flexible type, e.g. rubber belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/088—Endless track units; Parts thereof with means to exclude or remove foreign matter, e.g. sealing means, self-cleaning track links or sprockets, deflector plates or scrapers
- B62D55/0882—Track or sprocket cleaning devices mounted on the frame
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model relates to the technical field of rubber tracks, in particular to a sectional self-dredging rubber track and a walking device, which comprise an annular track body, wherein the inner side of the track body is provided with a core metal, and the outer side of the track body is provided with a flower block; a first self-cleaning block is arranged on one or more pitches on the inner side of the track body; the inner side of the crawler body is also provided with a second self-cleaning block, the second self-cleaning block and the first self-cleaning block are positioned on the same section of the crawler body in a pitch manner, the second self-cleaning block and the first self-cleaning block are mutually independent, and the second self-cleaning block is positioned on one side of the first self-cleaning block in the length direction of the crawler body; in the width direction of the crawler belt body, the two self-cleaning blocks are close to the core metal relative to the first self-cleaning block. The weight of the additional sizing material of the self-cleaning block is 50% of that of the self-cleaning block in the market, so that the cost is greatly reduced, meanwhile, when the crawler belt is bent around the driving wheel, the bending stress is reduced by more than 30%, the stress in the cleaning process can be dispersed in a sectional mode, the service life of the crawler belt is prolonged, and the manufacturing cost of the crawler belt is reduced.
Description
Technical Field
The utility model relates to the technical field of rubber tracks, in particular to a sectional self-dredging rubber track and a walking device.
Background
At present, the agricultural equipment machine adopting the rubber crawler as a walking part generally adopts a wet field as an operation environment, the soil viscosity of the field is larger, and various weeds and rice straws are mixed. And the ground side of the annular rubber track is provided with flower blocks which are distributed according to the pitch of the driving wheels. In wet field environments, the tracks can sink into muddy soil. The caterpillar tracks rotate around the annular wheel train through the operation of the driving wheels of the machine, and soil, weeds and rice straws attached to the surfaces of the flower blocks and the sides of the wheel trains are thrown onto the brackets, the supporting wheels, the supporting wheel frames and the supporting wheel cross beams of the chassis of the machine along with the rotation of the caterpillar tracks. Along with the continuous walking of the machine, attachments on the bracket, the riding wheel frame and the supporting wheel beam can be slowly accumulated, so that the running resistance of the machine is increased, the running of the riding wheel and the supporting wheel is influenced, and the crawler belt can be abraded in an accelerated way. After the machine completes the task, it is difficult to clean the attachments on the machine chassis, and if the attachments are not cleaned, the abrasion of parts of the machine chassis and the damage to the crawler can be caused when the machine is operated for the second time along with the solidification of the attachments.
Therefore, a mud scraping crawler belt is available on the market, for example, chinese utility model patent (publication No. CN205930970U, published as 20170208) discloses a rubber crawler belt with a mud scraping structure for a vehicle, iron teeth are fixedly embedded in the length direction of an annular rubber elastic body according to the driving wheel pitch, a steel cord is annularly wound on the outer side of the iron teeth, patterns or ground grabbing teeth are arranged on the outer surface of the rubber elastic body at the same pitch as the iron teeth, mud scraping blocks are arranged on the iron teeth at a certain pitch or multiple pitches on the inner end surface and the inner lower surface of the inner side of the annular rubber elastic body, and the rubber crawler belt has the advantages that: the automatic cleaning device has the advantages of simple structure, low production cost and strong practicability, can automatically clean the incidental objects such as mud, weeds, rice scraps and the like which are scraped on the vehicle by the rubber track while walking under the muddy working condition, and is mainly suitable for the vehicles using the rubber track on the muddy ground such as a wetland and the like.
However, the above mud scraping crawler has the following problems: the mud scraping blocks are arranged above the iron teeth and are arranged in parallel at intervals by one pitch, the rubber crawler belt is trapezoidal in design, the inner side width is wide, the outer side is narrow, in the actual use process, the inner side stress is weak, the outer side stress is strong, and the mud scraping blocks with the inner side width can influence the bending of the crawler belt.
Therefore, there is a need to provide a more rational design of a rubber track that distributes the forces to ensure automatic cleaning of the attachments on the undercarriage supports of the machine without affecting the curvature of the track.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a segmented self-cleaning rubber track and a walking device, which can automatically clean sludge and other attachments on a chassis support of a machine by rotation of the rubber track when the machine is running, wherein self-cleaning blocks are segmented according to different cleaning positions, so as to reduce the influence on the bending stress of the track, and the self-cleaning blocks with different sizes are designed according to the cleaning force of different parts, so as to reduce the rubber consumption weight of the self-cleaning blocks.
For the purpose of the utility model, the following technical scheme is adopted for implementation:
a sectional type self-dredging rubber track comprises an annular track body, core metal is arranged on the inner side of the track body at intervals along the length direction, and flower blocks corresponding to the core metal are arranged on the outer side of the track body; a first self-cleaning block is arranged on one or more pitches on the inner side of the track body; in the width direction of the crawler body, the position of the first self-cleaning block corresponds to the core metal phase, the first self-cleaning block is close to the end part of the crawler body, the outer end of the first self-cleaning block extends outwards, bypasses the end part of the crawler body and is connected with the side surface of the flower block;
the inner side of the crawler body is also provided with a second self-cleaning block, the second self-cleaning block and the first self-cleaning block are positioned on the same section of the crawler body in a pitch manner, the second self-cleaning block and the first self-cleaning block are mutually independent, and the second self-cleaning block is positioned on one side of the first self-cleaning block in the length direction of the crawler body; in the width direction of the crawler belt body, the two self-cleaning blocks are close to the core metal relative to the one self-cleaning block.
Preferably, the width of the first self-cleaning block is 20-40 mm.
Preferably, the width of the second self-cleaning block is 10-20 mm.
Preferably, the self-cleaning block is located at the middle position of two adjacent core metals in the length direction of the crawler belt body.
Preferably, the self-cleaning block is a narrow rectangle.
Preferably, the center of the first self-cleaning block corresponds to the center of the core metal in the width direction of the crawler belt body.
A crawler-type walking device comprises the rubber crawler.
Preferably, the crawler belt device further comprises a frame, wherein the frame is provided with a driving wheel, a tension wheel, a chassis frame and a chain supporting wheel frame, the chassis frame is provided with a plurality of supporting wheels, the chain supporting wheel frame is provided with a chain supporting wheel, and the crawler belt body is wound on a wheel train consisting of the driving wheel, the tension wheel, the supporting wheels and the chain supporting wheel; the end of the core metal is a driving tooth which is matched on the driving wheel, and the driving teeth are arranged according to the pitch of the driving wheel.
Preferably, the profile of the first self-cleaning block is adapted to the chain wheel carrier, and the gap between the two is 5-10 mm.
Preferably, the second self-cleaning block is located corresponding to the chassis frame with a gap of 5-10mm therebetween.
In conclusion, the self-cleaning rubber track has the advantages that the weight of the additional rubber material of the self-cleaning block is 50% of that of the self-cleaning rubber track in the current market, the cost is greatly reduced, meanwhile, when the track is bent around the driving wheel, the bending stress is reduced by more than 30%, the stress in the cleaning process can be dispersed by the sectional type, the service life of the track is prolonged, and the manufacturing cost of the track is reduced.
Drawings
FIG. 1 is a side view of a prior art rubber track in cooperation with a machine train.
Fig. 2 is a front view of a prior art rubber crawler in cooperation with a machine train.
Fig. 3 is a front view of a prior art mud scraping rubber track in cooperation with a machine wheel train.
Fig. 4 is a perspective view of a conventional mud scraping rubber crawler.
Fig. 5 is a plan view of a prior art mud scraping rubber crawler.
FIG. 6 is a front view of the segmented self-dredging rubber track of the present invention in cooperation with a machine wheel train.
FIG. 7 is a perspective view of the segmented self-dredging rubber track of the present invention.
FIG. 8 is a top view of the segmented self-dredging rubber track of the present invention.
FIG. 9 is a computer analysis of the bending stress of a prior art mud scraping track and a segmented self-dredging rubber track of the present invention.
Detailed Description
As shown in fig. 1 and 6, a crawler type traveling device includes a frame and a rubber crawler, a driving wheel 2, a tension wheel 7, a chassis frame 3 and a chain wheel carrier 4 are disposed on the frame, a plurality of supporting wheels 5 are disposed on the chassis frame 3, a chain wheel 8 is disposed on the chain wheel carrier 4, and a tension device 6 is disposed on the tension wheel 7. The rubber crawler belt is wound on a wheel system consisting of the driving wheel 2, the tension wheel 7, the supporting wheel 5 and the chain supporting wheel 8.
As shown in fig. 6, the rubber crawler includes an endless crawler body 11, core metal 12 is provided at intervals in a longitudinal direction inside the crawler body 11, the core metal 12 has end portions thereof formed with driving teeth 13, the driving teeth 13 are engaged with the driving wheel 2, and the driving teeth 13 are arranged at a pitch of the driving wheel 2. The outer side of the crawler body 11 is provided with a flower block 14 corresponding to the position of the core metal 12.
The inner side of the track body 11 is provided with a self-cleaning block I17 at a certain pitch or a plurality of pitches. In the width direction of the crawler body 11, the position of the self-cleaning block I17 corresponds to that of the core metal 12, the self-cleaning block I17 is close to the end part of the crawler body 11, and the outer end of the self-cleaning block I17 extends outwards, bypasses the end part of the crawler body 11 and is connected with the side surface of the flower block 14.
On one side of the first self-cleaning block 17, between the two driving teeth 13, a second self-cleaning block 16 is arranged, the profile of which maintains a 5-10mm gap with the chassis frame 3 for cleaning the attachments thereon. Therefore, the cleaning force is small when the cleaning block is cleaned, and for this reason, the width of the self-cleaning block is designed to be 10-20mm generally.
As shown in fig. 9, the stress conditions of the respective portions of the crawler belt when the crawler belt is bent are simulated by a computer, and it can be found from the figure that the bending stress of the rubber crawler belt of the present invention is about 30% lower than that of the existing scraper crawler belt in the market, and as shown in fig. 7 and 8, the self-cleaning segment of the rubber crawler belt of the present invention is a segment type, and the stress when the attachment 9 is cleaned can be effectively dispersed, thereby improving the practical life of the crawler belt.
Claims (10)
1. A sectional type self-dredging rubber track comprises an annular track body (11), core metal (12) is arranged on the inner side of the track body (11) at intervals along the length direction, and flower blocks (14) corresponding to the core metal (12) are arranged on the outer side of the track body (11); a first self-cleaning block (17) is arranged on one or more pitches on the inner side of the track body (11); in the width direction of the crawler body (11), the position of the first self-cleaning block (17) corresponds to that of the core metal (12), the first self-cleaning block (17) is close to the end part of the crawler body (11), the outer end of the first self-cleaning block (17) extends outwards, bypasses the end part of the crawler body (11) and is connected with the side surface of the flower block (14); it is characterized in that the preparation method is characterized in that,
the inner side of the crawler body (11) is also provided with a second self-cleaning block (16), the second self-cleaning block (16) and the first self-cleaning block (17) are positioned on the pitch of the same section of the crawler body (11), the second self-cleaning block (16) and the first self-cleaning block (17) are mutually independent, and the second self-cleaning block (16) is positioned on one side of the first self-cleaning block (17) in the length direction of the crawler body (11); in the width direction of the crawler body (11), the second self-cleaning block (16) is close to the core metal (12) relative to the first self-cleaning block (17).
2. A segmented self-dredging rubber track according to claim 1, wherein the width of the first self-cleaning block (17) is 20-40 mm.
3. The segmented self-dredging rubber track according to claim 1, wherein the width of the second self-cleaning block (16) is 10-20 mm.
4. A segmented self-dredging rubber track according to claim 1, wherein the second self-cleaning block (16) is located at the middle position of the two adjacent core metals (12) in the length direction of the track body (11).
5. The segmented self-dredging rubber track according to claim 1, wherein the second self-cleaning block (16) is a narrow rectangle.
6. A segmented self-dredging rubber track according to claim 1, wherein the center of the self-cleaning block one (17) corresponds to the center of the core metal (12) in the width direction of the track body (11).
7. A crawler-type traveling device comprising the rubber crawler according to any one of claims 1 to 6.
8. The crawler-type traveling device according to claim 7, further comprising a frame, wherein the frame is provided with a driving wheel (2), a tension wheel (7), a chassis frame (3) and a chain supporting wheel frame (4), the chassis frame (3) is provided with a plurality of supporting wheels (5), the chain supporting wheel frame (4) is provided with a chain supporting wheel (8), and a crawler body (11) is wound on a wheel system consisting of the driving wheel (2), the tension wheel (7), the supporting wheels (5) and the chain supporting wheel (8); the end part of the core metal (12) is provided with a driving tooth (13), the driving tooth (13) is matched on the driving wheel (2), and the driving teeth (13) are arranged according to the pitch of the driving wheel (2).
9. A crawler-type traveling device according to claim 8, wherein the profile of the first self-cleaning block (17) is adapted to the carrier (4) with a clearance of 5-10mm therebetween.
10. A crawler-type traveling apparatus according to claim 8, wherein the second self-cleaning block (16) is located in correspondence with the chassis frame (3) with a clearance of 5 to 10mm therebetween.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210193182.3A CN114644063A (en) | 2022-03-01 | 2022-03-01 | Sectional type is from desilting rubber track and running gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210193182.3A CN114644063A (en) | 2022-03-01 | 2022-03-01 | Sectional type is from desilting rubber track and running gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114644063A true CN114644063A (en) | 2022-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210193182.3A Pending CN114644063A (en) | 2022-03-01 | 2022-03-01 | Sectional type is from desilting rubber track and running gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114644063A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416773A (en) * | 2022-08-29 | 2022-12-02 | 中策橡胶集团股份有限公司 | High-performance rubber track and walking device of agricultural track harvester |
-
2022
- 2022-03-01 CN CN202210193182.3A patent/CN114644063A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416773A (en) * | 2022-08-29 | 2022-12-02 | 中策橡胶集团股份有限公司 | High-performance rubber track and walking device of agricultural track harvester |
| CN115416773B (en) * | 2022-08-29 | 2024-02-09 | 中策橡胶集团股份有限公司 | High-performance rubber crawler belt and walking device of agricultural crawler belt harvester |
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