CN113281064B - Complete machine empty load test platform of crawler dozer and use method - Google Patents
Complete machine empty load test platform of crawler dozer and use method Download PDFInfo
- Publication number
- CN113281064B CN113281064B CN202110731347.3A CN202110731347A CN113281064B CN 113281064 B CN113281064 B CN 113281064B CN 202110731347 A CN202110731347 A CN 202110731347A CN 113281064 B CN113281064 B CN 113281064B
- Authority
- CN
- China
- Prior art keywords
- bulldozer
- platform
- climbing
- trolley
- complete machine
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The invention relates to a complete machine empty load test platform of a crawler dozer and a using method thereof, which comprises a test platform body, a supporting trolley and a climbing platform, wherein the supporting trolley and the climbing platform are arranged on the test platform body in a sliding manner; a trolley cylinder for driving the supporting trolley to move back and forth is arranged on the test run platform body behind the supporting trolley; the climbing platform is provided with two climbing platforms which are symmetrically arranged at two sides of the supporting trolley, the front side surface of each climbing platform is provided with a plurality of layers of steps for assisting the bulldozer to climb, and a climbing platform cylinder for driving the climbing platforms to move back and forth is arranged on a trial run platform body behind the two climbing platforms; and the trial run platform body is also provided with a pneumatic control device for controlling the trolley cylinder and the platform climbing cylinder. The crawler of the bulldozer is assisted to climb by two climbing platforms on the trial run platform body, the supporting trolley is used for supporting a chassis of the bulldozer, the crawler is suspended after the climbing platforms are withdrawn, and the bulldozer is started to carry out empty load trial run.
Description
Technical Field
The invention belongs to the technical field of bulldozer testing, and particularly relates to a complete machine empty load test run platform of a crawler type bulldozer and a use method.
Background
And (3) testing the empty load: the method is characterized in that the performance of the bulldozer is verified in a way that the bulldozer runs on a road surface, and a blade of the bulldozer does not need to carry out bulldozing operation.
And (3) testing the delivery performance: the test method is mainly used for completing the performance detection tests of the bulldozer before delivery, such as the gear increasing and reducing, the braking system, the steering system and the like, and finding out the early system faults of the engine, the operating system and the working device.
At present, two main tests on the finished vehicle delivery performance of the crawler dozer are available. The crawler dozer is usually used for working condition test in a road sports car or a dozing test, and has the advantages of great total weight, large ground pressure and strong adhesive force to the ground, so that the crawler dozer has strong destructiveness to the ground when running on a common road. Generally, a high-strength steel plate ground is paved on a special site, and a vehicle to be tested runs to a test area to perform an empty load test and vehicle test work. This kind of outdoor test run process receives weather influence big, and sleet weather can lead to the vehicle to slide on the steel sheet face and influence the test run effect, and outdoor test run noise is big.
The other type is a special dynamometer system for testing, the dynamometer system mainly comprises a left crawler belt pavement simulation device and a right crawler belt pavement simulation device, the crawler belt pavement simulation devices are similar to chassis devices of crawler belt type engineering machinery and generally comprise structures such as a crawler belt, a thrust wheel, a tensioning device, a driving wheel, a dynamometer and the like, and the dynamometer system is complex in structure and high in cost. In order to facilitate the bulldozer to drive to the crawler pavement simulation device, some dynamometer systems are installed under the ground, and the installed crawler pavement simulation device is flush with the ground, so that the maintenance cost is correspondingly increased. Some power measuring systems are arranged on the ground, so that the crawler road surface simulation device is higher than the ground, the bulldozer needs to climb to the crawler road surface simulation device, and when the bulldozer runs on the crawler road surface simulation device higher than the ground, in order to ensure the safety, the running process of the bulldozer needs to be protected, and the operation process is relatively complicated. The dynamometer system cannot be changed in installation position after being installed.
Disclosure of Invention
In order to solve the problems that outdoor test runs are affected by weather and have large noise, or the cost is high and the operation is complicated due to the fact that a road surface simulation device is built indoors, the invention provides a complete machine empty load test platform of a crawler dozer and a using method thereof.
The invention is realized by the following technical scheme on one hand:
a complete machine empty load test platform of a crawler dozer comprises a test platform body, a supporting trolley and a climbing platform, wherein the supporting trolley and the climbing platform are arranged on the test platform body in a sliding mode;
a trolley cylinder for driving the supporting trolley to move back and forth is arranged on the test run platform body behind the supporting trolley;
the two climbing tables are symmetrically arranged on two sides of the supporting trolley, a plurality of layers of steps for assisting the bulldozer to climb are arranged on the front side face of the climbing tables, and a climbing table cylinder for driving the climbing tables to move back and forth is arranged on the test run platform body behind the two climbing tables;
and the trial run platform body is also provided with a pneumatic control device for controlling the trolley cylinder and the platform climbing cylinder. The crawler of the bulldozer is assisted to climb by two climbing platforms on the trial run platform body, the supporting trolley is used for supporting a chassis of the bulldozer, the crawler is suspended after the climbing platforms are withdrawn, and the bulldozer is started to carry out empty load trial run.
The invention is further improved in that one side of the test run platform body is provided with a complete machine filtering device which is communicated with the bulldozer through a pipeline and filters oil of the bulldozer. The complete machine filtering device filters complete machine oil of the bulldozer in the test run process.
The invention further improves the system, and a visualization device for displaying the oil filtering information of the whole machine filtering device is arranged on one side of the test run platform body. The oil filtering condition and the oil cleanliness of the bulldozer are checked through the visualization device.
The invention is further improved in that the test run platform body is also provided with an electric control device for providing electric supply for the pneumatic control device, the complete machine filtering device and the visualization device. And an electric control device is used for providing electric supply for the starting control system, the complete machine filtering device and the visualization device.
The invention is further improved in that two supporting plates for supporting the rear axle box of the bulldozer are arranged at the top of the supporting trolley, and a reinforcing rib plate is arranged between the two supporting plates. The rear axle box of the bulldozer is jacked up and supported by the supporting plate, so that the crawler of the bulldozer is in a test run state in which idling can be performed.
The invention is further improved in that the front edge of the tread of the climbing platform is provided with an upward convex anti-slip strip. The friction force between the steps of the climbing platform and the crawler is improved through the anti-slip strips.
The invention is further improved in that the supporting trolley and the climbing platform are respectively connected with the trial run platform body in a sliding way through a supporting trolley guide rail and a climbing platform guide rail. The moving directions of the supporting trolley and the climbing platform on the test run platform body are limited and guided through the supporting trolley guide rail and the climbing platform guide rail respectively.
The invention further improves that the edges of the test run platform body are provided with hoisting rings. The flexible movement of the test run platform body is improved through the hoisting ring.
The other aspect of the invention is realized by the following technical scheme:
a use method of a complete machine empty load test platform of a crawler dozer comprises the following steps:
s1, pushing the two climbing platforms to one side of the bulldozer along the climbing platform guide rails by the two climbing platform cylinders; backing up the rear part of the bulldozer onto the test run platform body, and climbing the rear part of the bulldozer onto the steps of the climbing platform;
s2, pushing out one side of the bulldozer with the supporting trolley by the trolley cylinder along the supporting trolley guide rail until the supporting plate of the supporting trolley is contacted with the rear axle box of the bulldozer;
s3, the bulldozer shovel blade downwards supports the front of the bulldozer with the ground to jack up the front of the bulldozer until the whole bulldozer is in a horizontal state; meanwhile, the climbing platform moves to one side far away from the bulldozer along the climbing platform guide rail and retracts;
s4, communicating the pipeline of the complete machine filtering device with the oil circuit of the bulldozer; the visualization device acquires the filtering information of the complete machine filtering device through a wireless network and displays the filtering information;
s5, after the test run is finished, removing a pipeline communicated with an oil path of the bulldozer, operating the scraper knife of the bulldozer to recover, simultaneously moving the climbing platform forwards to be contacted with the crawler of the bulldozer, and operating the bulldozer to climb along the climbing platform again until the bulldozer leaves the support trolley before the front part of the crawler of the bulldozer is contacted with the ground;
s6, moving the support trolley backwards to leave the area below the bulldozer; the bulldozer is retracted with the scraper knife until the front part of the crawler contacts with the ground,
the bulldozer drives forwards and climbs down along the climbing platform, the climbing platform is retracted, and the bulldozer drives away from the test run platform body to complete the test run operation.
According to the technical scheme, the invention has the beneficial effects that: the crawler of the bulldozer is assisted to climb by two climbing platforms on the trial run platform body, the supporting trolley is used for supporting a chassis of the bulldozer, the crawler is suspended after the climbing platforms are withdrawn, and the bulldozer is started to carry out empty load trial run.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a first perspective view of an embodiment of the present invention.
Fig. 2 is a second perspective view of an embodiment of the present invention.
Fig. 3 is a perspective view of a test run platform body according to an embodiment of the present invention.
Fig. 4 is a schematic view of the rear of the bulldozer according to the embodiment of the present invention on the climbing platform.
Fig. 5 is a schematic view of the bulldozer according to the embodiment of the present invention, as a whole, on a supporting trolley.
In the drawings: 1. the test run platform comprises a test run platform body, 11, a hoisting ring, 2, a supporting trolley, 21, a trolley cylinder, 22, a supporting plate, 23, a supporting trolley guide rail, 3, a climbing platform, 31, a climbing platform cylinder, 32, a climbing platform guide rail, 33, an anti-slip strip, 4, a pneumatic control device, 5, an electric control device, 6, a complete machine filtering device, 7 and a visualization device.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
As shown in the attached drawing, the whole empty load test platform of the crawler dozer comprises a test platform body 1, a supporting trolley 2 and a climbing platform 3, wherein the supporting trolley 2 and the climbing platform are arranged on the test platform body 1 in a sliding mode. The crawler type bulldozer is characterized in that the crawler type bulldozer is firstly contacted with a crawler at the rear part of the bulldozer through sliding extension of the climbing platform 3, the climbing platform 3 serves as a step to enable the rear part of the bulldozer to climb up, then the supporting trolley 2 is extended in a sliding mode to enable the supporting trolley 2 to be contacted with the lower part of the bulldozer, finally the front part of the bulldozer is lifted to reach a front and rear horizontal state through downward support of a scraper knife of the bulldozer, meanwhile, the climbing platform 3 is matched and retracted backwards when the scraper knife supports the bulldozer, and the horizontal stable state of the bulldozer after being lifted is completed.
All be equipped with hoisting ring 11 on the border of platform body 1 of taking a trial run. The flexible movement of the test run platform body 1 is realized through the hoisting ring 11. A trolley cylinder 21 for driving the supporting trolley 2 to move back and forth is arranged on the trial run platform body 1 behind the supporting trolley 2; the trolley air cylinder 21 is fixedly arranged on the test run platform body 1. Two supporting plates 22 for supporting the rear axle box of the bulldozer are arranged at the top of the supporting trolley 2, and reinforcing rib plates are arranged between the two supporting plates 22. The rear axle box of the bulldozer is jacked up by the support plate 22 as a supporting point for the chassis of the bulldozer. The climbing platform 3 is provided with two supporting trolleys 2 which are symmetrically arranged at two sides, and the front side surface of the climbing platform 3 is provided with a plurality of layers of steps for assisting the bulldozer to climb. The outwards convex corners on the steps of the climbing platform 3 are contacted with the bulldozer crawler, so that the rear part of the bulldozer can climb obliquely. A platform climbing cylinder 31 for driving the platform climbing 3 to move back and forth is arranged on the test run platform body 1 behind the two platform climbing 3; the two platform climbing cylinders 31 are fixedly arranged on the test run platform body 1; and the front edge of the tread of the climbing platform 3 is provided with an upward convex anti-slip strip 33. The test run platform body 1 is also provided with a pneumatic control device 4 for controlling the trolley cylinder 21 and the platform climbing cylinder 31. The supporting trolley 2 and the climbing platform 3 are respectively connected with the test run platform body 1 in a sliding way through a supporting trolley guide rail 23 and a climbing platform guide rail 32. The supporting trolley guide rail 23 is longer than the platform-climbing guide rail 32, and the two platform-climbing guide rails 32 are positioned at two sides of the middle rear section of the supporting trolley guide rail 23. That is to say, the moving stroke of the supporting trolley 2 along the supporting trolley guide rail 23 is longer than that of the climbing platform 3 along the climbing platform guide rail 32, and the position of the supporting trolley guide rail 23 is closer to the front than that of the climbing platform guide rail 32, so that the supporting trolley 2 is convenient to contact and support with the rear axle box of the bulldozer after the crawler of the bulldozer contacts with the climbing platform 3. The supporting trolley guide rail 23 and the climbing platform guide rail 32 are both in a strip shape protruding out of the test run platform body 1. The strip-shaped guide rail can increase the structural strength of the trial run platform body 1. The inner side edges of the wheels of the supporting trolley 1 are provided with bulges so as to prevent the supporting trolley 2 from slipping to the outer side after bearing and supporting the bulldozer.
And a complete machine filtering device 6 and a visualization device 7 are further arranged on one side of the test run platform body 1. The complete machine filtering device 6 filters complete machine oil of the bulldozer in the test run process. The visualization device 7 is connected with the complete machine filtering device 6 and is used for checking the oil filtering condition and the working condition of the oil cleanliness of the bulldozer. The test run platform body 1 is also provided with an electric control device 5 for providing electric supply for the pneumatic control device 4, the complete machine filtering device 6 and the visualization device 7.
A use method of a complete machine empty load test platform of a crawler dozer comprises the following steps:
s1, the two climbing platforms 3 are pushed out to one side of the bulldozer by the two climbing platform cylinders 31 along the climbing platform guide rails 32; backing up the rear part of the bulldozer onto the test run platform body 1, and climbing the rear part of the bulldozer onto the steps of the climbing platform 3;
s2, the trolley cylinder 21 pushes out one side of the bulldozer of the support trolley 2 along the support trolley guide rail 23 until the support plate 22 of the support trolley 2 is contacted with the rear axle box of the bulldozer;
s3, the bulldozer shovel blade downwards supports the front of the bulldozer with the ground to jack up the front of the bulldozer until the whole bulldozer is in a horizontal state; meanwhile, the climbing platform 3 moves along the climbing platform guide rail 32 to the side far away from the bulldozer and retracts;
s4, communicating the pipeline of the complete machine filtering device 6 with the oil pipeline of the bulldozer; the visualization device 7 acquires the filtering information of the complete machine filtering device 6 through a wireless network and displays the filtering information;
s5, after the test run is finished, removing a pipeline communicated with an oil path of the bulldozer, operating the bulldozer to recover the blade, simultaneously moving the climbing platform 3 forwards to be contacted with the crawler of the bulldozer, and operating the bulldozer to climb along the climbing platform 3 again until the bulldozer leaves the supporting trolley 2 before the front part of the crawler of the bulldozer is contacted with the ground;
s6, moving the supporting trolley 2 backwards to leave the area below the bulldozer; the bulldozer is recovered to the front part of the track to be contacted with the ground along with the scraper knife, the bulldozer drives forwards and climbs down along the climbing platform 3, the climbing platform 3 is recovered, and the bulldozer drives away from the test run platform body 1 to finish the test run operation.
The invention relates to a complete machine empty load test platform of a crawler dozer and a using method thereof.
The invention has simple design structure, installation and application, small floor area, strong practicability and low manufacturing cost, can realize indoor test run after application, and reduces multiple problems of repeated renovation of outdoor test sites, dust raising environmental protection pressure, peripheral noise complaint, car washing after test run and the like. The test bed is modularized and movable, and the installation position can be changed as required.
The test run platform body is controlled to move through the pneumatic control device, so that the bulldozer can quickly realize suspension of the bulldozer, empty running test run is carried out to replace road running or test run on the dynamometer, oil filtering can be realized under the motor car state of the bulldozer through the complete machine filtering device, the oil cleanliness of the transmission system of the whole bulldozer is improved, and meanwhile, the visualization device can realize acquisition and display of test run data. The empty load test run platform body is of a modular design, simple in structure, movable in modules and convenient to install and detach.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings are used for distinguishing relative positions if any, and are not necessarily given qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A complete machine empty load test platform of a crawler dozer is characterized by comprising a test platform body (1), a supporting trolley (2) and a climbing platform (3), wherein the supporting trolley (2) and the climbing platform are arranged on the test platform body (1) in a sliding mode; a trolley cylinder (21) for driving the supporting trolley (2) to move back and forth is arranged on the trial run platform body (1) behind the supporting trolley (2); the two climbing tables (3) are symmetrically arranged on two sides of the supporting trolley (2), a plurality of layers of steps for assisting the bulldozer to climb are arranged on the front side surfaces of the climbing tables (3), and a climbing table cylinder (31) for driving the climbing tables (3) to move back and forth is arranged on the test run platform body (1) behind the two climbing tables (3); the test run platform body (1) is also provided with a pneumatic control device (4) for controlling a trolley cylinder (21) and a platform climbing cylinder (31); two supporting plates (22) for supporting a rear axle box of the bulldozer are arranged at the top of the supporting trolley (2), and a reinforcing rib plate is arranged between the two supporting plates (22); the supporting plate (22) jacks up and supports a rear axle box of the bulldozer, so that a track of the bulldozer is in a test run state in which idling can be performed; two platform (3) of climbing on the platform body of taking a trial run (1) assist climbing of bull-dozer track, use support dolly (2) to support the bull-dozer chassis, climb platform (3) and withdraw the back track unsettled, start the bull-dozer and carry out the empty load and try on.
2. The test run platform for the complete machine empty load of the crawler type bulldozer according to claim 1, characterized in that a complete machine filtering device (6) which is communicated with the bulldozer through a pipeline and filters oil of the bulldozer is arranged on one side of the test run platform body (1).
3. The test run platform for the complete machine empty load of the crawler dozer as recited in claim 2, characterized in that a visualization device (7) for monitoring and displaying the oil filtering information of the complete machine filtering device (6) and the air displacement of the dozer is arranged on one side of the test run platform body (1).
4. The complete machine empty load test platform of the crawler dozer according to claim 3, characterized in that an electric control device (5) for supplying electric power to a pneumatic control device (4), a complete machine filtering device (6) and a visualization device (7) is further arranged on the test platform body (1).
5. The complete machine empty load test platform of the crawler dozer as recited in claim 1, wherein the front edge of the tread of the climbing platform (3) is provided with an upward convex anti-skid strip (33).
6. The complete machine empty load test platform of the crawler dozer as recited in claim 1, wherein the supporting trolley (2) and the climbing platform (3) are respectively connected with the test platform body (1) through a supporting trolley guide rail (23) and a climbing platform guide rail (32).
7. The complete machine empty load test platform of the crawler dozer as claimed in claim 1, wherein the edges of the test platform body (1) are provided with hoisting rings (11).
8. A use method of the whole empty load test platform of the crawler dozer according to any one of claims 1 to 7 is characterized by comprising the following steps: s1, the two climbing platforms (3) are pushed out to one side of the bulldozer by the two climbing platform cylinders (31) along the climbing platform guide rails (32); backing up the rear part of the bulldozer onto the test run platform body (1), and climbing the rear part of the bulldozer onto the steps of the climbing platform (3); s2, pushing out one side of the bulldozer of the support trolley (2) along the support trolley guide rail (23) by the trolley cylinder (21) until the support plate (22) of the support trolley (2) is contacted with the rear axle box of the bulldozer; s3, the bulldozer shovel blade downwards supports the front of the bulldozer with the ground to jack up the front of the bulldozer until the whole bulldozer is in a horizontal state; meanwhile, the climbing platform (3) moves to one side far away from the bulldozer along the climbing platform guide rail (32) and retracts; s4, a pipeline of the complete machine filtering device (6) is communicated with an oil circuit of the bulldozer; the visualization device (7) acquires the filtering information of the complete machine filtering device (6) through a wireless network and displays the filtering information; s5, after the test run is finished, removing a pipeline communicated with an oil path of the bulldozer, operating the scraper knife of the bulldozer to recover, simultaneously moving the climbing platform (3) forwards to be in contact with the crawler of the bulldozer, and operating the bulldozer to climb along the climbing platform (3) again until the bulldozer leaves the supporting trolley (2) before the front part of the crawler of the bulldozer is in contact with the ground; s6, moving the supporting trolley (2) backwards to leave the area below the bulldozer; the bulldozer retrieves the front part of the track to contact with the ground along with the scraper knife, the bulldozer drives forwards to climb down along the climbing platform (3), the climbing platform (3) is retracted, and the bulldozer drives away from the test run platform body (1) to complete the test run operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110731347.3A CN113281064B (en) | 2021-06-29 | 2021-06-29 | Complete machine empty load test platform of crawler dozer and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110731347.3A CN113281064B (en) | 2021-06-29 | 2021-06-29 | Complete machine empty load test platform of crawler dozer and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113281064A CN113281064A (en) | 2021-08-20 |
| CN113281064B true CN113281064B (en) | 2022-05-06 |
Family
ID=77286283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110731347.3A Active CN113281064B (en) | 2021-06-29 | 2021-06-29 | Complete machine empty load test platform of crawler dozer and use method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113281064B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201203527Y (en) * | 2008-03-12 | 2009-03-04 | 浙江科技学院 | Caterpillar entire flexible tumbler test apparatus |
| CN201945455U (en) * | 2011-01-25 | 2011-08-24 | 沈阳工业大学 | Real vehicle combined test platform measuring and controlling system for propulsion system of crawler equipment |
| CN203824770U (en) * | 2014-04-30 | 2014-09-10 | 嘉兴乾昆工业设计有限公司 | An uphill bridge body in an automobile climbing capability testing apparatus |
| CN107505145A (en) * | 2017-10-16 | 2017-12-22 | 济南大学 | A kind of crawler dozer load all-around test stand and its method |
| CN208043422U (en) * | 2018-03-23 | 2018-11-02 | 机械工业第六设计研究院有限公司 | Combination climbing testboard suitable for wheel machine and caterpillar machinery |
| CN109342084A (en) * | 2018-11-27 | 2019-02-15 | 洛阳理工学院 | A kind of caterpillar type robot performance test stand |
| JP2021032790A (en) * | 2019-08-28 | 2021-03-01 | 住友ゴム工業株式会社 | Drive test device for elastic crawler |
| CN112726701A (en) * | 2020-12-30 | 2021-04-30 | 万建建设有限公司 | Bulldozing device for building construction |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249179A (en) * | 2020-10-16 | 2021-01-22 | 丁慈鑫 | Crawler-type stair-climbing carrying trolley |
-
2021
- 2021-06-29 CN CN202110731347.3A patent/CN113281064B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201203527Y (en) * | 2008-03-12 | 2009-03-04 | 浙江科技学院 | Caterpillar entire flexible tumbler test apparatus |
| CN201945455U (en) * | 2011-01-25 | 2011-08-24 | 沈阳工业大学 | Real vehicle combined test platform measuring and controlling system for propulsion system of crawler equipment |
| CN203824770U (en) * | 2014-04-30 | 2014-09-10 | 嘉兴乾昆工业设计有限公司 | An uphill bridge body in an automobile climbing capability testing apparatus |
| CN107505145A (en) * | 2017-10-16 | 2017-12-22 | 济南大学 | A kind of crawler dozer load all-around test stand and its method |
| CN208043422U (en) * | 2018-03-23 | 2018-11-02 | 机械工业第六设计研究院有限公司 | Combination climbing testboard suitable for wheel machine and caterpillar machinery |
| CN109342084A (en) * | 2018-11-27 | 2019-02-15 | 洛阳理工学院 | A kind of caterpillar type robot performance test stand |
| JP2021032790A (en) * | 2019-08-28 | 2021-03-01 | 住友ゴム工業株式会社 | Drive test device for elastic crawler |
| CN112726701A (en) * | 2020-12-30 | 2021-04-30 | 万建建设有限公司 | Bulldozing device for building construction |
Non-Patent Citations (2)
| Title |
|---|
| 履带式推土机动力传动***扭转振动分析;李卫荣;《建筑机械化》;20170815;全文 * |
| 高速履带式推土机行走***仿真与履带板分析;贺宁亚;《万方文库》;20171231;全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113281064A (en) | 2021-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204820982U (en) | Car portable pitfall ware of getting rid of poverty of saving oneself | |
| CN205033859U (en) | Mechanical type tire pitfall antiskid ware of getting rid of poverty of saving oneself | |
| CN110130230B (en) | Construction method for installing sound barrier by automatic traveling lifting lane-changing type trolley | |
| CN204529218U (en) | A kind of service-specific car for Motor Maintenance maintenance | |
| CN113281064B (en) | Complete machine empty load test platform of crawler dozer and use method | |
| CN102493695B (en) | Rail tracked vehicle carrier for automatic three-dimensional garage | |
| CN202000245U (en) | Single drum vibratory roller capable of high speed driving | |
| CN205113292U (en) | Hydraulic pressure tire pitfall antiskid ware of getting rid of poverty of saving oneself | |
| CN112078678B (en) | Deformable composite chassis of nuclear emergency robot | |
| CN204251242U (en) | Wheel type crawler type dual-purpose crane | |
| CN112249188A (en) | Miniature multipurpose spider formula caterpillar base plate | |
| JPH0771001A (en) | Point exchanging working car | |
| CN102167016A (en) | Single-degree-of-freedom vehicle trap escape apparatus | |
| CN105525639A (en) | Caterpillar track type multifunctional emergency service vehicle | |
| CN105905023A (en) | Mobile vehicle maintenance station and mobile vehicle maintenance method | |
| CN217174254U (en) | Aircraft pavement vehicle capable of automatically rolling and paving pavement | |
| CN206088461U (en) | Non - road surface of on -vehicle remote control walking arrangement step on axle device | |
| CN211545784U (en) | Portable vehicle-mounted rescue device | |
| CN110523454B (en) | Mobile supporting device and vehicle performance test platform | |
| CN213892712U (en) | Miniature multipurpose spider formula caterpillar base plate | |
| CN210370694U (en) | Tunnel secondary lining template trolley | |
| CN113530316A (en) | Combined type vehicle platform of three-dimensional parking lot | |
| CN105523472A (en) | Crane walking fixing protection device | |
| CN205836635U (en) | Mobile vehicle maintenance station | |
| CN100476392C (en) | Flatbottomed crawler belt travelling charger |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |