CN104502080A - Performance testing platform for rotating hydraulic damper - Google Patents
Performance testing platform for rotating hydraulic damper Download PDFInfo
- Publication number
- CN104502080A CN104502080A CN201410784963.5A CN201410784963A CN104502080A CN 104502080 A CN104502080 A CN 104502080A CN 201410784963 A CN201410784963 A CN 201410784963A CN 104502080 A CN104502080 A CN 104502080A
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- cylinder
- bearing
- hydraulic damper
- rotating hydraulic
- testing platform
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Abstract
The invention discloses a performance testing platform for a rotating hydraulic damper. The performance testing platform comprises a support seat panel and a cylinder, wherein the cylinder is fixed on the support seat panel; the support seat panel is provided with linear lead rails which are arranged in the same direction as a piston rod of the cylinder; the linear lead rails are provided with sliding blocks; sliding table panels are fixed on the top surfaces of the sliding blocks; the sliding table panels are provided with bi-lug ring support seats, and are provided with racks; guide shaft support frames are respectively arranged on outer sides of the racks, and are provided with guide shaft support seats; guide shafts are arranged between every two guide shaft support seats; two suspension plates are arranged on the inner sides of every two guide shaft support seats; two ends of each suspension plate are respectively connected with the corresponding guide shaft; each suspension plate is connected with corresponding gear, which is meshed with the corresponding rack, on the inner sides of the two corresponding suspension plates through corresponding bearing; one gear shaft is provided with an absolute type encoder; limiting switches are arranged on one side of one of the linear lead rails on the support seat panel. The performance testing platform has the characteristics of being simple in structure, reliable to work, good in working environment adaptability, and free of pollution, and can be widely applied to the technical field of detection.
Description
Technical field
The present invention relates to detection technique field, particularly relate to a kind of rotating hydraulic damper Testing Platform.
Background technology
Rotating hydraulic damper is used to extend load action time, the speed of restriction load action and angular displacement, prevents the device of the too fast vibrations that bring of load action and impact, raising system relative stability.Rotating hydraulic damper, when dispatching from the factory with regular inspection, all must detect its performance.Therefore, develop corresponding performance test stand, significant to the reliability promoting hydraulic damper.At present, known testing equipment is loaded rotating hydraulic damper by hydraulic cylinder, but it exists testing equipment hydraulic fluid leak, the problem such as inflammable.
Summary of the invention
The object of the invention is the deficiency in order to overcome above-mentioned background technology, a kind of rotating hydraulic damper Testing Platform is provided, have that structure is simple, good, the free of contamination feature of reliable operation, working environment adaptability.
A kind of rotating hydraulic damper Testing Platform provided by the invention, comprise propulsion assembly, also comprise bearing panel, described propulsion assembly is cylinder, described cylinder two ends are fixed on bearing panel respectively by installing foot rest after installing the gentle cylinder of foot rest before cylinder, bearing panel near cylinder piston rod is provided with the line slideway arranged in the same way with cylinder piston rod, described line slideway is provided with the slide block be slidably connected with line slideway, described slide block end face is fixed with slide unit panel, described slide unit panel is provided with the ears ring bearing be connected with cylinder piston rod, described slide unit panel is provided with the tooth bar arranged in the same way with line slideway, described tooth bar both sides are respectively equipped with axis of guide bracing frame, each axis of guide bracing frame is provided with guide shaft support, two parallel axis of guides are provided with between two guide shaft support, two link plates are provided with inside two guide shaft support, each link plate two ends are connected with two axis of guides respectively by linear bearing set collar, described link plate is by bearing and be positioned at inside two link plates, and be connected with the co-axially fixed gear of rotating hydraulic damper, described wheel and rack is meshed, a gear shaft of its middle gear is provided with absolute type encoder, on described bearing panel, line slideway side is provided with the limit switch being respectively in slide unit panel two ends with cylinder.
In technique scheme, described cylinder is double-acting cylinder, and the bearing panel of described axis of guide bracing frame both sides is equipped with limit switch.Relative to single-acting cylinder, double-acting cylinder can realize the Stroke Control of both direction, so cylinder piston rod all can be used for the test of rotating hydraulic damper in the direction that elongation is different with shortening two, as long as arrange corresponding limit switch again in the stroke that cylinder piston rod shortens, can achieve the goal.
In technique scheme, described cylinder, line slideway, slide block, rack and pinion are two.Two make operation more steady.
In technique scheme, the piston rod of each cylinder is connected with ears ring bearing by oscillating bearing.Relative to other connected mode, oscillating bearing can do aligning motion within the specific limits, even if when bolster and axle housing hole nonconcentricity are larger, still can normally work, while also can bear larger load.
Rotating hydraulic damper Testing Platform of the present invention, there is following beneficial effect: pressurized air promotes cylinder piston rod motion, piston rod by load transfer to ears ring bearing, ears ring bearing and slide unit panel, tooth bar is connected with slide block, so drive slide unit panel, tooth bar does rectilinear motion together with slide block, rotated by tooth bar moving linearly driven gear, two gears are installed on the link plate of guide shaft support, gear can move back and forth on the axis of guide with link plate, rotating hydraulic damper is installed between two gears, after installing by the linear bearing set collar on link plate and the axis of guide locked, rotating hydraulic damper is fixed.Final load passes to rotating hydraulic damper by the mode of rack-and-pinion, rotating hydraulic damper is applied to the moment of torsion of regulation.Test platform can test the damping capacity of rotating hydraulic damper under different loads, different rotary angle, has that structure is simple, good, the free of contamination feature of reliable operation, working environment adaptability.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of rotating hydraulic damper Testing Platform of the present invention;
Fig. 2 is the main TV structure schematic diagram of rotating hydraulic damper Testing Platform of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail, but this embodiment should not be construed as limitation of the present invention.
See Fig. 1 to Fig. 2, rotating hydraulic damper Testing Platform of the present invention, comprises bearing panel 2 and cylinder 3.Described cylinder 3 is two, and the two ends of each cylinder 3 are fixed on bearing panel 2 respectively by installing foot rest 4 after installing foot rest 1 and cylinder before cylinder.Bearing panel 2 near cylinder 3 piston rod is provided with two line slideways 14 arranged in the same way with cylinder 3 piston rod, and every bar line slideway 14 is provided with the slide block 19 be slidably connected with line slideway 14.Two slide block 19 end faces are fixed with slide unit panel 8, and described slide unit panel 8 is provided with the ears ring bearing 6 be connected with cylinder 3 piston rod.Described slide unit panel 8 is provided with two tooth bars 18 arranged in the same way with line slideway 14.Article two, be respectively equipped with axis of guide bracing frame 11 outside tooth bar 18, each axis of guide bracing frame 11 is provided with guide shaft support 10, two parallel axis of guides 9 are provided with between two guide shaft support 10, two link plates 12 are provided with inside two guide shaft support 10, each link plate 12 two ends are connected with two axis of guides 9 respectively by linear bearing set collar 13, described link plate 12 by bearing with to be positioned at inside two link plates 12 and to be connected with the co-axially fixed gear 17 of rotating hydraulic damper 15.Described gear 17 is two, and described gear 17 is meshed with tooth bar 18, and a gear shaft of one of them gear 17 is provided with absolute type encoder 16.On described bearing panel 2, line slideway 14 side is provided with the limit switch 7 being respectively in slide unit panel 8 two ends with cylinder 3.
Described cylinder 3 is double-acting cylinder, and the bearing panel 2 of described axis of guide bracing frame 11 both sides is equipped with limit switch 7.The piston rod of each cylinder 3 is connected with ears ring bearing 6 by oscillating bearing 5.
Cylinder 3 is fixed on bearing panel 2 by installing foot rest 4 after installing foot rest 1 and cylinder before cylinder, pressurized air passing ratio pressure valve enters cylinder 3, promote cylinder 3 piston rod movement, piston rod by load transfer to ears ring bearing 6, ears ring bearing 6 and slide unit panel 8, tooth bar 18 is connected with slide block 19, drive slide unit panel 8, tooth bar 18 and slide block 19 rectilinear motion, rotated by tooth bar 18 moving linearly driven gear 17, two gears 17 are installed on the link plate 12 of guide shaft support 10, gear 17 can slidably reciprocate on the axis of guide 9 with link plate 12, rotating hydraulic damper 15 is installed between two gears 17, locked with the axis of guide 9 by the set collar 13 on link plate 12 after installing, rotating hydraulic damper 15 is fixed.Final load passes to rotating hydraulic damper 15 by the mode of rack-and-pinion, rotating hydraulic damper 15 is applied to the moment of torsion of regulation.Testing table monitors the angle of rotating hydraulic damper 15 rotation by absolute type encoder 16.If the angle that rotating hydraulic damper 15 exceedes regulation is not stopped; so when slide unit panel 8 touches the limit switch 7 being arranged on bearing panel 2 side; the electric signal that limit switch 7 sends can pass to computer control system (not shown); computer control system can force cylinder 3 out of service, personnel and rotating hydraulic damper 15 is played to the effect of safeguard protection.Under the torque and rotational angle of regulation, the time used tested by record rotating hydraulic damper 15, by contrasting with standard value, judges whether rotating hydraulic damper 15 damping capacity meets the requirements.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
The content be not described in detail in this instructions belongs to the known prior art of professional and technical personnel in the field.
Claims (4)
1. a rotating hydraulic damper Testing Platform, comprise propulsion assembly, it is characterized in that: also comprise bearing panel (2), described propulsion assembly is cylinder (3), described cylinder (3) two ends are fixed on bearing panel (2) respectively by installing foot rest (4) after installing foot rest (1) and cylinder before cylinder, bearing panel (2) near cylinder (3) piston rod is provided with the line slideway (14) arranged in the same way with cylinder (3) piston rod, described line slideway (14) is provided with the slide block (19) be slidably connected with line slideway (14), described slide block (19) end face is fixed with slide unit panel (8), described slide unit panel (8) is provided with the ears ring bearing (6) be connected with cylinder (3) piston rod, described slide unit panel (8) is provided with the tooth bar (18) arranged in the same way with line slideway (14), described tooth bar (18) both sides are respectively equipped with axis of guide bracing frame (11), each axis of guide bracing frame (11) is provided with guide shaft support (10), two parallel axis of guides (9) are provided with between two guide shaft support (10), two guide shaft support (10) inner sides are provided with two link plates (12), each link plate (12) two ends are connected with two axis of guides (9) respectively by linear bearing set collar (13), described link plate (12) is by bearing and be positioned at two link plates (12) inner sides, and be connected with rotating hydraulic damper (15) co-axially fixed gear (17), described gear (17) is meshed with tooth bar (18), a gear shaft of its middle gear (17) is provided with absolute type encoder (16), upper line slideway (14) side of described bearing panel (2) is provided with the limit switch (7) being respectively in slide unit panel (8) two ends with cylinder (3).
2. rotating hydraulic damper Testing Platform according to claim 1, it is characterized in that: described cylinder (3) is double-acting cylinder, the bearing panel (2) of described axis of guide bracing frame (11) both sides is equipped with limit switch (7).
3. rotating hydraulic damper Testing Platform according to claim 1 and 2, is characterized in that: described cylinder (3), line slideway (14), slide block (19), tooth bar (18) and gear (17) are two.
4. rotating hydraulic damper Testing Platform according to claim 3, is characterized in that: the piston rod of each cylinder (3) is connected with ears ring bearing (6) by oscillating bearing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410784963.5A CN104502080B (en) | 2014-12-16 | 2014-12-16 | Performance testing platform for rotating hydraulic damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410784963.5A CN104502080B (en) | 2014-12-16 | 2014-12-16 | Performance testing platform for rotating hydraulic damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104502080A true CN104502080A (en) | 2015-04-08 |
| CN104502080B CN104502080B (en) | 2017-05-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410784963.5A Expired - Fee Related CN104502080B (en) | 2014-12-16 | 2014-12-16 | Performance testing platform for rotating hydraulic damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104502080B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163830A (en) * | 2018-10-23 | 2019-01-08 | 北京国华恒源科技开发有限公司 | A kind of damper hysteresis loop test experience platform using hollow gear structure |
| CN110389027A (en) * | 2019-07-25 | 2019-10-29 | 北京东宇科力仪器制造有限公司 | A kind of liquid resistance damper test equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1418187A (en) * | 1973-04-26 | 1975-12-17 | Vasiliev J A | Methods of testing movement dampers |
| KR100594476B1 (en) * | 2006-03-04 | 2006-06-30 | 박건홍 | Tester for oil damper |
| CN101660979A (en) * | 2009-09-27 | 2010-03-03 | 华中科技大学 | Comprehensive performance testing device for damper |
| CN202661255U (en) * | 2012-05-29 | 2013-01-09 | 常州格林电力机械制造有限公司 | Dynamic test device of hydraulic damper |
| CN203385548U (en) * | 2013-08-14 | 2014-01-08 | 北京市佛力系统公司 | Damping device performance testing system |
| CN203629794U (en) * | 2013-09-27 | 2014-06-04 | 中交公路长大桥建设国家工程研究中心有限公司 | Device for testing static and dynamic performance of damper |
| CN204269358U (en) * | 2014-12-16 | 2015-04-15 | 武汉航达航空科技发展有限公司 | A kind of rotating hydraulic damper Testing Platform |
-
2014
- 2014-12-16 CN CN201410784963.5A patent/CN104502080B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1418187A (en) * | 1973-04-26 | 1975-12-17 | Vasiliev J A | Methods of testing movement dampers |
| KR100594476B1 (en) * | 2006-03-04 | 2006-06-30 | 박건홍 | Tester for oil damper |
| CN101660979A (en) * | 2009-09-27 | 2010-03-03 | 华中科技大学 | Comprehensive performance testing device for damper |
| CN202661255U (en) * | 2012-05-29 | 2013-01-09 | 常州格林电力机械制造有限公司 | Dynamic test device of hydraulic damper |
| CN203385548U (en) * | 2013-08-14 | 2014-01-08 | 北京市佛力系统公司 | Damping device performance testing system |
| CN203629794U (en) * | 2013-09-27 | 2014-06-04 | 中交公路长大桥建设国家工程研究中心有限公司 | Device for testing static and dynamic performance of damper |
| CN204269358U (en) * | 2014-12-16 | 2015-04-15 | 武汉航达航空科技发展有限公司 | A kind of rotating hydraulic damper Testing Platform |
Non-Patent Citations (1)
| Title |
|---|
| 刘银水 等: ""液压阻尼器动静态性能试验台的设计研究"", 《振动、测试与诊断》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163830A (en) * | 2018-10-23 | 2019-01-08 | 北京国华恒源科技开发有限公司 | A kind of damper hysteresis loop test experience platform using hollow gear structure |
| CN110389027A (en) * | 2019-07-25 | 2019-10-29 | 北京东宇科力仪器制造有限公司 | A kind of liquid resistance damper test equipment |
| CN110389027B (en) * | 2019-07-25 | 2021-04-30 | 北京东宇科力仪器制造有限公司 | Liquid resistance damper test equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104502080B (en) | 2017-05-24 |
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Granted publication date: 20170524 Termination date: 20191216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |