CN104048827A - Track tensioning force simulation device and method for track test stand - Google Patents
Track tensioning force simulation device and method for track test stand Download PDFInfo
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- CN104048827A CN104048827A CN201410275607.0A CN201410275607A CN104048827A CN 104048827 A CN104048827 A CN 104048827A CN 201410275607 A CN201410275607 A CN 201410275607A CN 104048827 A CN104048827 A CN 104048827A
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- track
- tensioning force
- screw rod
- transmission levers
- crawler belt
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Abstract
The invention relates to a track tensioning force simulation device and method for a track test stand, and belongs to the technical field of testing equipment of a track propelling system. The structure and method for simulating the size of track tensioning force through a loading lever and a weight are used, the size of the tensioning force can be accurately controlled easily, the structure is simple and reliable, using and maintaining cost is low, operating is simple and convenient, and the working efficiency of the testing equipment is high. Furthermore, the tensioning requirement of tested tracks with different lengths can be achieved by adjusting the length of adjusting screw rods, vibration shock and noise generated in the track testing process can be reduced through a shock absorber, the testing environment is improved, and the failure rate of the system is lowered.
Description
Technical field
The present invention relates to caterpillar propeller system testing equipment technical field, be specifically related to a kind of crawler tensioning force simulating device and method for crawler belt testing table.
Background technology
Crawler belt testing table is mainly used in performance and the matching test of crawler belt and tracked propulsor, and test need to be carried out under the state of tested crawler tensioning.The crawler tensioning force simulating device of crawler belt testing table needs to simulate accurately track tensioning force size, and can need to adjust easily according to different tests.
Most worm-gear endless-screw type and the hydrostatic transmission forms of adopting of former tensile force analogue means, in January, 2007, the < < tank construction of version has just been introduced worm-gear endless-screw type crawler tensioning force simulating device in saving with design (volume two) > > chapter 10 the 5th.This kind of tensile force analogue means relies on worm and gear to drive inducer to realize crawler tensioning, and the size of tensile force is difficult to control accurately.
Another adopts more track takeup is hydrostatic transmission form, dependence hydraulic cylinder is executive component, utilize oil liquid pressure to realize crawler tensioning, the Chinese patent application that publication number is CNl03264732A discloses a kind of like this crawler tensioning force simulating device and tensioning method.The crawler tensioning force simulating device of hydrostatic transmission form due to Hydraulic Elements and pipeline more, systematic comparison is complicated, implements cost higher.In addition, because oil liquid leakage is difficult to avoid, easily the system failure, improves the maintenance cost of testing table.Oil liquid leakage also can cause the variation of track tensioning force, makes test effect undesirable.
Summary of the invention
(1) technical matters that will solve
The technical problem to be solved in the present invention is: how to design the required tensile force of a kind of crawler belt testing table and is easy to accurate control, handled easily, crawler tensioning force simulating device that reliability is high, and corresponding track tensioning force analogy method.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of crawler belt testing table crawler tensioning force simulating device, comprising: load lever 4, vibration damper 1, the first adjustment screw rod 2, the second adjustment screw rod 5, counterweight 6, the first transmission levers 7, the second transmission levers 16, the first balance arm 10, the second balance arm 13;
The two ends of described vibration damper 1 are connected with loading lever 4 with the first stiff end 17 by hinged end respectively, the middle part of described loading lever 4 is connected with the second stiff end 3 by hinged end, first adjusts screw rod 2 two ends is connected with the first transmission levers 7 with loading lever 4 by hinged end respectively, the second two ends of adjusting screw rod 5 are connected with the second transmission levers 16 with loading lever 4 by hinged end respectively, the first transmission levers 7 is connected with the first balance arm 10 by spline, and the second transmission levers 16 is connected with the second balance arm 13 by spline; Counterweight 6 is added in the one end that loads lever 4.
Preferably, the length of the first adjustment screw rod 2, the second adjustment screw rod 5 is all adjustable.
Preferably, the quantity of described counterweight 6 and specification are adjustable.
The present invention also provides a kind of method of utilizing the track tensioning force simulation that described device realizes crawler belt testing table, the simulations that utilize the counterweight 6 of varying number and/or specification to realize the required tensile force size of different tests.
(3) beneficial effect
The present invention utilizes structure and the method for the simulation track tensioning force size that loads lever and counterweight realization, not only easily realizes the accurate control of tensile force size, and simple and reliable for structure, and working service cost is low, easy and simple to handle, and test preliminary work efficiency is high.Further, the length of wherein adjusting screw rod by regulating can realize the needs that the tested crawler belt of different length is carried out to tensioning, and the vibratory impulse, the noise that in the time of can reducing crawler belt test by vibration damper, produce, improved experimental enviroment, reduced the failure rate of system.
Accompanying drawing explanation
Fig. 1 is the structural representation of track takeup for crawler belt testing table of the present invention.
Wherein, 1, vibroshock; 2, first adjust screw rod; 5, second adjust screw rod; 3, the second stiff end; 11, the 3rd stiff end; 14, the 4th stiff end; 17, the first stiff end; 4, load lever; 6, counterweight; 7, the first transmission levers; 16, the second transmission levers; 8, crawler belt; 9,12 stretching pulleys; 10, the first balance arm; 13, the second balance arm; 15 driving wheels.
Embodiment
For making object of the present invention, content and advantage clearer, below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, the invention provides a kind of crawler belt testing table crawler tensioning force simulating device, comprising: load lever 4, vibration damper 1, the first adjustment screw rod 2, the second adjustment screw rod 5, counterweight 6, the first transmission levers 7, the second transmission levers 16, the first balance arm 10, the second balance arm 13;
The two ends of described vibration damper 1 are connected with loading lever 4 with the first stiff end 17 by hinged end respectively, the middle part of described loading lever 4 is connected with the second stiff end 3 by hinged end, first adjusts screw rod 2 two ends is connected with the first transmission levers 7 with loading lever 4 by hinged end respectively, the second two ends of adjusting screw rod 5 are connected with the second transmission levers 16 with loading lever 4 by hinged end respectively, the first transmission levers 7 is connected with the first balance arm 10 by spline, and the second transmission levers 16 is connected with the second balance arm 13 by spline.Described vibroshock 1 is high frequency oscillator.
After tested crawler belt installation, in loading lever 4 one end, lay counterweight 6, counterweight 6 gravity make to load lever 4 and rotate around the second stiff end 3, and drive respectively the first transmission levers 7, the second transmission levers 16, the first balance arm 10, the second balance arm 13 to rotate (it is respectively to rotate around the second stiff end 3, the 3rd stiff end 11, the 4th stiff end 14 that the second transmission levers 16, the first balance arm 10, the second balance arm 13 rotate) by the first adjustment screw rod 2 and the second adjustment screw rod 5, thereby make stretching pulley 9,12 jack-up crawler belt rings, thereby realize the tensioning of crawler belt 8.The mutual balance of weight of the tensile force of crawler belt 8 and counterweight 6, quantity and the specification of counterweight 6 are adjustable.By adjusting counterweight 6 quantity and/or specification, can realize accurately the tensile force of different sizes.The length of the first adjustment screw rod 2, the second adjustment screw rod 5 is all adjustable, the adjusting nut that screw rod 2, second is adjusted screw rod 5 is adjusted in rotation first, regulate first to adjust the length that screw rod 2, second is adjusted screw rod 5, can realize the adjustment to stretching pulley 9,12 positions, to adapt to the testing requirements of different length crawler belt ring.
The present invention also provides a kind of method of utilizing the track tensioning force simulation that described device realizes crawler belt testing table, utilize the counterweight 6 (quantity and/or specification are different, vary in weight) of varying number and/or specification to realize the simulation to the required tensile force size of different tests.
As can be seen from the above embodiments, the present invention utilizes structure and the method for the simulation track tensioning force size that loads lever and counterweight realization, not only easily realizes the accurate control of tensile force size, and simple and reliable for structure, working service cost is low, easy and simple to handle, and test preliminary work efficiency is high.Further, the length of wherein adjusting screw rod by regulating can realize the needs that the tested crawler belt of different length is carried out to tensioning, and the vibratory impulse, the noise that in the time of can reducing crawler belt test by vibration damper, produce, improved experimental enviroment, reduced the failure rate of system.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and distortion, these improvement and distortion also should be considered as protection scope of the present invention.
Claims (4)
1. a crawler belt testing table crawler tensioning force simulating device, it is characterized in that, comprising: load lever (4), vibration damper (1), the first adjustment screw rod (2), the second adjustment screw rod (5), counterweight (6), the first transmission levers (7), the second transmission levers (16), the first balance arm (10) and the second balance arm (13);
The two ends of described vibration damper (1) are connected with loading lever (4) with the first stiff end (17) by hinged end respectively, the middle part of described loading lever (4) is connected with the second stiff end (3) by hinged end, first adjusts screw rod (2) two ends is connected with the first transmission levers (7) with loading lever (4) by hinged end respectively, the second two ends of adjusting screw rod (5) are connected with the second transmission levers (16) with loading lever (4) by hinged end respectively, the first transmission levers (7) is connected with the first balance arm (10) by spline, the second transmission levers (16) is connected with the second balance arm (13) by spline, described counterweight (6) is added in the one end that loads lever (4).
2. crawler belt testing table crawler tensioning force simulating device as claimed in claim 1, is characterized in that, the length of described the first adjustment screw rod (2) and the second adjustment screw rod (5) is all adjustable.
3. crawler belt testing table crawler tensioning force simulating device as claimed in claim 1, is characterized in that, quantity and the specification of described counterweight (6) are adjustable.
4. utilize device described in claim 1 or 2 or 3 to realize a method for the track tensioning force simulation of crawler belt testing table, it is characterized in that, utilize the counterweight (6) of varying number and/or specification to realize the simulation to the required tensile force size of different tests.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410275607.0A CN104048827A (en) | 2014-06-19 | 2014-06-19 | Track tensioning force simulation device and method for track test stand |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410275607.0A CN104048827A (en) | 2014-06-19 | 2014-06-19 | Track tensioning force simulation device and method for track test stand |
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| CN104048827A true CN104048827A (en) | 2014-09-17 |
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| CN201410275607.0A Pending CN104048827A (en) | 2014-06-19 | 2014-06-19 | Track tensioning force simulation device and method for track test stand |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727524A (en) * | 2017-11-03 | 2018-02-23 | 江山金链精密科技有限公司 | A kind of chain wear contrast test platform |
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| US4836318A (en) * | 1987-08-28 | 1989-06-06 | Caterpillar Inc. | Track roller frame assembly |
| CN200985052Y (en) * | 2006-11-30 | 2007-12-05 | 湖南江麓机械集团有限公司 | Dynamic synchronous crawler belt walking device for desert planting machine |
| JP2008143310A (en) * | 2006-12-08 | 2008-06-26 | Bridgestone Corp | Rubber crawler traveling device |
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| JP2011005938A (en) * | 2009-06-25 | 2011-01-13 | Hitachi Sumitomo Heavy Industries Construction Crane Co Ltd | Crawler belt tension adjustment device and crawler type traveling body |
| CN202229913U (en) * | 2011-09-16 | 2012-05-23 | 厦门盈趣科技股份有限公司 | Roller service lifetime testing machine |
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2014
- 2014-06-19 CN CN201410275607.0A patent/CN104048827A/en active Pending
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| US4836318A (en) * | 1987-08-28 | 1989-06-06 | Caterpillar Inc. | Track roller frame assembly |
| CN200985052Y (en) * | 2006-11-30 | 2007-12-05 | 湖南江麓机械集团有限公司 | Dynamic synchronous crawler belt walking device for desert planting machine |
| JP2008143310A (en) * | 2006-12-08 | 2008-06-26 | Bridgestone Corp | Rubber crawler traveling device |
| JP2011005938A (en) * | 2009-06-25 | 2011-01-13 | Hitachi Sumitomo Heavy Industries Construction Crane Co Ltd | Crawler belt tension adjustment device and crawler type traveling body |
| CN201667926U (en) * | 2010-05-25 | 2010-12-15 | 薛朝贵 | Agricultural application machine |
| CN202229913U (en) * | 2011-09-16 | 2012-05-23 | 厦门盈趣科技股份有限公司 | Roller service lifetime testing machine |
| CN102620925A (en) * | 2012-04-12 | 2012-08-01 | 杭州电子科技大学 | Device and method for measurement testing of load of valve rocker of engine valve mechanism |
| CN202911827U (en) * | 2012-10-23 | 2013-05-01 | 中国石油天然气集团公司 | Triangular rubber crawler wheel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107727524A (en) * | 2017-11-03 | 2018-02-23 | 江山金链精密科技有限公司 | A kind of chain wear contrast test platform |
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Application publication date: 20140917 |