CN102323027A - Mining self-unloading vehicle oil gas suspension vibration testing stand - Google Patents
Mining self-unloading vehicle oil gas suspension vibration testing stand Download PDFInfo
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- CN102323027A CN102323027A CN201110231444A CN201110231444A CN102323027A CN 102323027 A CN102323027 A CN 102323027A CN 201110231444 A CN201110231444 A CN 201110231444A CN 201110231444 A CN201110231444 A CN 201110231444A CN 102323027 A CN102323027 A CN 102323027A
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Abstract
The invention discloses a mining self-unloading vehicle oil gas suspension vibration testing stand which is characterized in that: the testing stand comprises an installation pedestal which is provided with guiding columns respectively at four corners of the pedestal, the guiding columns penetrate an lower workbench and an upper workbench, the lower workbench and the upper workbench are sleeved on the guiding columns, tops of the guiding columns are in threaded connection with a fixed top board, a hydraulic exciting oil cylinder is provided between a lower workbench lower end face and the installation pedestal, and connects the former with the latter, a lower clamp and an upper clamp are provided between a lower workbench upper end face and an upper workbench lower end face correspondingly, an upper workbench upper end face is fixedly connected with a crossbeam, two ends of the crossbeam is provided with counterweight blocks respectively, the upper workbench upper end face also is provided with a stay-supported displacement sensor and an acceleration sensor, and the lower workbench upper end face also is provided with an acceleration sensor. Through arranging mining self-unloading vehicle oil gas suspension vibration testing stand in the invention, oil gas suspension performance can be subjected to a test effectively.
Description
Technical field
The present invention relates to a kind of detection test unit, be specifically related to a kind of quarry tipper hydro pneumatic suspension vibration table.
Background technology
Dumper is meant through hydraulic pressure or mechanical lifting and the vehicle of unloaded of cargo voluntarily, claims dump truck again.Also be divided into 6 * 4,8 * 4 and the semi-mounted dumper according to the difference of drive pattern.Difference according to purposes also is divided into 1. quarry tipper, is used to transport the colliery, sandstone; 2. environmental sanitation greening dumper is used to transport rubbish etc.The direction of stirring according to the compartment also has preceding act formula and side turn over dumper.
Quarry tipper is a kind of large-scale transport vehicle that is specifically designed to mine (colliery, iron ore, gold mine etc.), belongs to one of mining equipment, is mainly used in the transportation of ore and other bulk cargo in mine.Owing to the variation of travel situations such as load, condition of road surface, vehicle requires height to rigidity and damping characteristic to quarry tipper, so vehicle all is provided with hydro pneumatic suspension in the process of moving.Hydro pneumatic suspension is as one of main building block of quarry tipper; Its function is power and the moment of transfer function between wheel and vehicle frame; And buffering is passed to the impulsive force of vehicle frame or vehicle body by uneven road surface; And the vibration that decays and cause thus, to guarantee the comfortableness of vehicle smooth-ride and driving, so the quality of hydro pneumatic suspension performance is directly connected to the quality of car load combination property.
For the abundant combination property (impermeability, velocity characteristic, damping characteristic etc.) of check and test hydro pneumatic suspension, need special-purpose testing table to the hydro pneumatic suspension test of testing.Yet the suspension testing table that generally uses at present mainly is to air spring suspension; And the general suspension of car designs; The former is mainly used in large and medium bus; The latter is mainly used in dillies such as car, and the load capability of above-mentioned testing table, measurement range and test space etc. all can't satisfy the testing requirements of quarry tipper hydro pneumatic suspension large scale, heavy duty, complex working condition etc., thereby design a kind of testing table that is specifically designed to the quarry tipper hydro pneumatic suspension; To reach the purpose of effective verification test hydro pneumatic suspension performance, become problem anxious to be solved in the industry.
Summary of the invention
Goal of the invention of the present invention provides a kind of quarry tipper hydro pneumatic suspension vibration table, uses this device, can effectively test the performance of hydro pneumatic suspension.
For reaching the foregoing invention purpose; The technical scheme that the present invention adopts is: a kind of quarry tipper hydro pneumatic suspension vibration table, comprise a mounting seat, and said mounting seat is respectively equipped with guide upright post for four jiaos; Run through on the said guide upright post and be arranged with lower table and upper table; The said guide upright post top fixedly top board that has been threaded is connected with the hydraulic exciting oil cylinder between said lower table lower surface and mounting seat, correspondingly between said lower table upper surface and said upper table lower surface be provided with lower clamp and go up anchor clamps; Said upper table is fixedly connected with crossbeam on the upper surface; Said crossbeam two ends are respectively equipped with balancing weight, and said upper table also is provided with stay-supported displacement transducer and acceleration transducer on the upper surface, and said lower table also is provided with acceleration transducer on the upper surface.
In the technique scheme, a guide upright post is set, the structure setting of four guide upright posts respectively on four jiaos of said mounting seat; When can the warranty test stand making an experiment again stressed evenly, whole stand is stable, runs through that on guide upright post lower table and upper table being set; Be connected between lower table and the mounting seat hydraulic exciting oil cylinder is set, the hydraulic exciting oil cylinder as power output, is simulated actual pavement behavior in test; Between lower table and upper table corresponding be provided with lower clamp and on anchor clamps, be used for clamping hydro pneumatic suspension to be tested, fixedly install crossbeam in the upper table upper surface; The crossbeam two ends are provided with balancing weight respectively; Be used to simulate actual spring carried mass, the upper table upper surface also is provided with stay-supported displacement transducer and acceleration transducer, and the lower table upper surface also is provided with acceleration transducer.Lower table produces vibration and axially moves along guide upright post under the effect of hydraulic exciting oil cylinder; Make and wait to test hydro pneumatic suspension and also generation vibration thereupon of upper table; The motion of simulating vehicle hydro pneumatic suspension in actual motion; Acceleration transducer is measuring excitation acceleration and response acceleration respectively, the response displacement of stay-supported displacement sensor oil cylinder.
Further technical scheme; Said guide upright post runs through said lower table and upper table constitutes through hole; Through hole on said worktable is provided with orienting sleeve through bolt respectively in both sides up and down; Said orienting sleeve inboard is provided with linear bearing and jump ring, and said linear bearing and said guide upright post are conflicted.Through hole both sides at said upper and lower worktable are respectively equipped with orienting sleeve, are provided with 16 altogether, orienting sleeve installed inside linear bearing; Can effectively reduce the friction force that dynamic test produces; In experiment,, also can not produce bigger influence, thereby guarantee that experiment can better simulating actual conditions experimental result if bigger transverse force occurs; Also can fully offset the side force that is produced when actuator cylinder loads; Guarantee that the hydraulic exciting oil cylinder not because of undue wear takes place in the effect of side force, has improved the serviceable life of actuator cylinder, improved the whole service life of whole experimental stand simultaneously.
Further technical scheme, both sides also are respectively equipped with elevating ram on the said mounting seat, and said lower table is run through in said elevating ram upper end.Elevating ram is arranged on the mounting seat both sides, is used to control the rising or the decline of upper table, crossbeam and balancing weight, is convenient to change hydro pneumatic suspension to be tested.
Further technical scheme is provided with working cabined between said lower table and said mounting seat.
Because the technique scheme utilization, the present invention compared with prior art has advantage:
1. the present invention is through being provided with guide upright post on mounting seat; Run through on the guide upright post lower table and upper table are set; Be connected the hydraulic exciting oil cylinder between lower table and mounting seat, hydro pneumatic suspension is tested in clamping between lower table and upper table, and crossbeam, balancing weight, displacement transducer and acceleration transducer are set on the upper table; Lower table also is provided with acceleration transducer; Through hydraulic exciting oil cylinder and the actual motion of balancing weight simulating vehicle, utilize displacement transducer and acceleration transducer to detect corresponding information, thus the performance that can effectively test hydro pneumatic suspension;
2. the balancing weight at middle cross beam of the present invention two ends can increase and decrease easily, satisfies and waits to test the different heavily loaded requirement of hydro pneumatic suspension;
3. a plurality of orienting sleeves are set among the present invention, have effectively reduced the friction force in the test, avoided the influence of transverse force test findings; Better simulating actual conditions; Fully offset simultaneously side force, guaranteed that the hydraulic exciting oil cylinder not because of excessive wear takes place side force, has improved serviceable life;
4. the present invention is simple in structure, and is easy to use, and is easy to realize, is fit to promote the use of.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one;
Fig. 2 is an orienting sleeve structure enlarged diagram in the embodiment of the invention one.
Wherein: 1, mounting seat; 2, guide upright post; 3, lower table; 4, upper table; 5, fixing top board; 6, hydraulic exciting oil cylinder; 7, lower clamp; 8, go up anchor clamps; 9, crossbeam; 10, balancing weight; 11, stay-supported displacement transducer; 12, acceleration transducer; 13, bolt; 14, orienting sleeve; 15, linear bearing; 16, jump ring; 17, elevating ram; 18, working cabined.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
Embodiment one: referring to Fig. 1, shown in 2, a kind of quarry tipper hydro pneumatic suspension vibration table comprises a mounting seat 1; Said mounting seat is respectively equipped with guide upright post 2 for 1 four jiaos; Run through being arranged with lower table 3 and upper table 4 on the said guide upright post 2, the said guide upright post 2 tops fixedly top board 5 that has been threaded, 1 of said lower table 3 lower surfaces and mounting seat are connected with hydraulic exciting oil cylinder 6; Correspondingly between said lower table 3 upper surfaces and said upper table 4 lower surfaces be provided with lower clamp 7 and go up anchor clamps 8; Said upper table is fixedly connected with crossbeam 9 on 4 upper surfaces, and said crossbeam 9 two ends are respectively equipped with balancing weight 10, and said upper table also is provided with stay-supported displacement transducer 11 and acceleration transducer 12 on 4 upper surfaces; Said lower table also is provided with acceleration transducer on the upper surface; Said guide upright post 2 runs through said lower table 3 and upper table 4 constitutes through hole, and the through hole on said worktable is fixed with orienting sleeve 14 through bolt 13 respectively in both sides up and down, and said orienting sleeve 14 inboards are provided with linear bearing 15 and jump ring 16; Said linear bearing 15 is conflicted with said guide upright post 2; Both sides also are respectively equipped with elevating ram 17 on the said mounting seat 1, and said lower table 3 is run through in said elevating ram 17 upper ends, and 1 of said lower table 3 and said mounting seat are provided with working cabined 18.
This device in use; With waiting to test the lower clamp 7 that the hydro pneumatic suspension two ends are held on lower table 3 and upper table 4 respectively and going up on the anchor clamps 8; Hydraulic exciting oil cylinder 6 is exported the power of setting under the control of computing machine, simulate actual pavement behavior, and balancing weight 10 is carried in waits to test the hydro pneumatic suspension top; Simulate actual spring carried mass; Lower table, hydro pneumatic suspension and upper table produce vibration under the effect of hydraulic exciting oil cylinder, worktable axially moves along guide upright post, and acceleration transducer is measured the excitation acceleration and the response acceleration of hydro pneumatic suspension respectively; The response displacement of stay-supported displacement sensor hydro pneumatic suspension, thus effectively test out the performance of hydro pneumatic suspension.
Claims (4)
1. quarry tipper hydro pneumatic suspension vibration table; It is characterized in that: comprise a mounting seat (1); Said mounting seat is respectively equipped with guide upright post (2) for (1) four jiao; Run through on the said guide upright post (2) and be arranged with lower table (3) and upper table (4); Said guide upright post (2) the top fixedly top board (5) that has been threaded is connected with hydraulic exciting oil cylinder (6) between said lower table (3) lower surface and mounting seat (1), correspondingly between said lower table (3) upper surface and said upper table (4) lower surface is provided with lower clamp (7) and goes up anchor clamps (8); Said upper table (4) is fixedly connected with crossbeam (9) on the upper surface; Said crossbeam (9) two ends are respectively equipped with balancing weight (10), and said upper table (4) upper surface is provided with stay-supported displacement transducer (11) and acceleration transducer, and said lower table upper surface is provided with acceleration transducer (12).
2. a kind of quarry tipper hydro pneumatic suspension vibration table according to claim 1; It is characterized in that: said guide upright post (2) runs through said lower table (3) and upper table (4) constitutes through hole; Through hole on said worktable is fixed with orienting sleeve (14) through bolt (13) respectively in both sides up and down; Said orienting sleeve (14) inboard is provided with linear bearing (15) and jump ring (16), and said linear bearing (15) is conflicted with said guide upright post (2).
3. a kind of quarry tipper hydro pneumatic suspension vibration table according to claim 1 is characterized in that: said mounting seat (1) goes up both sides and also is respectively equipped with elevating ram (17), and said lower table (3) is run through in said elevating ram (17) upper end.
4. a kind of quarry tipper hydro pneumatic suspension vibration table according to claim 1 is characterized in that: be provided with working cabined (18) between said lower table (3) and said mounting seat (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110231444A CN102323027A (en) | 2011-08-12 | 2011-08-12 | Mining self-unloading vehicle oil gas suspension vibration testing stand |
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| CN201110231444A CN102323027A (en) | 2011-08-12 | 2011-08-12 | Mining self-unloading vehicle oil gas suspension vibration testing stand |
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| CN201110231444A Pending CN102323027A (en) | 2011-08-12 | 2011-08-12 | Mining self-unloading vehicle oil gas suspension vibration testing stand |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236881A (en) * | 2014-08-26 | 2014-12-24 | 中国直升机设计研究所 | Rigid damping testing device |
| CN104502125A (en) * | 2014-12-26 | 2015-04-08 | 石家庄铁道大学 | Vehicle suspension performance test bench |
| CN104502124A (en) * | 2014-12-15 | 2015-04-08 | 安徽合力股份有限公司 | Device for forklift frame endurance test |
| CN104515660A (en) * | 2014-12-25 | 2015-04-15 | 安徽机电职业技术学院 | Vibration test bench for automotive suspension |
| CN105388029A (en) * | 2015-12-15 | 2016-03-09 | 中国北方车辆研究所 | Overload vehicle oil-gas spring test device |
| CN105547667A (en) * | 2015-12-09 | 2016-05-04 | 中国北方车辆研究所 | Hydro-pneumatic spring test bench with side force simulation device |
| CN105758601A (en) * | 2016-02-29 | 2016-07-13 | 广西大学 | Vibration system for simulating complex excitation in sugarcane field |
| CN105806633A (en) * | 2016-05-13 | 2016-07-27 | 北京理工大学 | Road simulation testbed for wheel |
| CN105841904A (en) * | 2016-03-30 | 2016-08-10 | 北京航天发射技术研究所 | Test method for testing service life of hydro-pneumatic spring |
| CN107351897A (en) * | 2017-07-14 | 2017-11-17 | 肇庆骏鸿实业有限公司 | A kind of dual spring lifts tyre bead car |
| CN107560873A (en) * | 2017-09-30 | 2018-01-09 | 天津铭志成科技有限责任公司 | Electric bicycle or electric motorcycle performance test platform seat closing device |
| CN107870089A (en) * | 2016-09-28 | 2018-04-03 | 广西大学 | A kind of product vibration testing analysis device |
| CN107907352A (en) * | 2017-11-07 | 2018-04-13 | 燕山大学 | Vehicle active suspension performance detection stand |
| CN108692956A (en) * | 2018-04-09 | 2018-10-23 | 杭州亿恒科技有限公司 | Double crossbeam Vehicle Suspension Vibration experimental rigs and method |
| CN109211584A (en) * | 2018-08-30 | 2019-01-15 | 安徽江淮汽车集团股份有限公司 | A kind of steering wheel assembly vibration mechine |
| CN111337275A (en) * | 2020-02-25 | 2020-06-26 | 威马智慧出行科技（上海）有限公司 | Vehicle-mounted suspension positioning error detection method and device, storage medium and electronic equipment |
| CN113899513A (en) * | 2021-12-09 | 2022-01-07 | 太重集团榆次液压工业(济南)有限公司 | Oil gas suspension test bench |
| CN114061932A (en) * | 2021-11-17 | 2022-02-18 | 上海新纪元机器人有限公司 | Multilayer floating test board |
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| CN201788092U (en) * | 2010-07-16 | 2011-04-06 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Simulation test device for heavy oil-gas suspension oil cylinder |
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| CN100516813C (en) * | 2006-02-27 | 2009-07-22 | 浙江大学 | Multifunction shockabsorber for automobile and quarter cantilever operation-condition-simulating testing table |
| CN201749032U (en) * | 2010-05-13 | 2011-02-16 | 三一重机有限公司 | Hydro-pneumatic suspension test bed of mining dump truck |
| CN201788092U (en) * | 2010-07-16 | 2011-04-06 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Simulation test device for heavy oil-gas suspension oil cylinder |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236881A (en) * | 2014-08-26 | 2014-12-24 | 中国直升机设计研究所 | Rigid damping testing device |
| CN104502124B (en) * | 2014-12-15 | 2017-09-26 | 安徽合力股份有限公司 | Device for forklift frame endurancing |
| CN104502124A (en) * | 2014-12-15 | 2015-04-08 | 安徽合力股份有限公司 | Device for forklift frame endurance test |
| CN104515660A (en) * | 2014-12-25 | 2015-04-15 | 安徽机电职业技术学院 | Vibration test bench for automotive suspension |
| CN104502125B (en) * | 2014-12-26 | 2015-08-26 | 石家庄铁道大学 | Vehicle suspension performance experiment table |
| CN104502125A (en) * | 2014-12-26 | 2015-04-08 | 石家庄铁道大学 | Vehicle suspension performance test bench |
| CN105547667A (en) * | 2015-12-09 | 2016-05-04 | 中国北方车辆研究所 | Hydro-pneumatic spring test bench with side force simulation device |
| CN105388029A (en) * | 2015-12-15 | 2016-03-09 | 中国北方车辆研究所 | Overload vehicle oil-gas spring test device |
| CN105758601A (en) * | 2016-02-29 | 2016-07-13 | 广西大学 | Vibration system for simulating complex excitation in sugarcane field |
| CN105758601B (en) * | 2016-02-29 | 2018-10-23 | 广西大学 | Vibrational system for simulating sugarcane complex incentive |
| CN105841904A (en) * | 2016-03-30 | 2016-08-10 | 北京航天发射技术研究所 | Test method for testing service life of hydro-pneumatic spring |
| CN105841904B (en) * | 2016-03-30 | 2019-08-06 | 北京航天发射技术研究所 | A kind of test method in hydro-pneumatic spring service life |
| CN105806633A (en) * | 2016-05-13 | 2016-07-27 | 北京理工大学 | Road simulation testbed for wheel |
| CN107870089A (en) * | 2016-09-28 | 2018-04-03 | 广西大学 | A kind of product vibration testing analysis device |
| CN107351897A (en) * | 2017-07-14 | 2017-11-17 | 肇庆骏鸿实业有限公司 | A kind of dual spring lifts tyre bead car |
| CN107351897B (en) * | 2017-07-14 | 2018-07-03 | 肇庆骏鸿实业有限公司 | A kind of dual spring lifts tyre bead vehicle |
| CN107560873A (en) * | 2017-09-30 | 2018-01-09 | 天津铭志成科技有限责任公司 | Electric bicycle or electric motorcycle performance test platform seat closing device |
| CN107907352A (en) * | 2017-11-07 | 2018-04-13 | 燕山大学 | Vehicle active suspension performance detection stand |
| CN108692956A (en) * | 2018-04-09 | 2018-10-23 | 杭州亿恒科技有限公司 | Double crossbeam Vehicle Suspension Vibration experimental rigs and method |
| CN109211584A (en) * | 2018-08-30 | 2019-01-15 | 安徽江淮汽车集团股份有限公司 | A kind of steering wheel assembly vibration mechine |
| CN109211584B (en) * | 2018-08-30 | 2019-11-26 | 安徽江淮汽车集团股份有限公司 | A kind of steering wheel assembly vibration mechine |
| CN111337275A (en) * | 2020-02-25 | 2020-06-26 | 威马智慧出行科技（上海）有限公司 | Vehicle-mounted suspension positioning error detection method and device, storage medium and electronic equipment |
| CN111337275B (en) * | 2020-02-25 | 2022-03-22 | 威马智慧出行科技（上海）有限公司 | Vehicle-mounted suspension positioning error detection method and device, storage medium and electronic equipment |
| CN114061932A (en) * | 2021-11-17 | 2022-02-18 | 上海新纪元机器人有限公司 | Multilayer floating test board |
| CN113899513A (en) * | 2021-12-09 | 2022-01-07 | 太重集团榆次液压工业(济南)有限公司 | Oil gas suspension test bench |
| CN113899513B (en) * | 2021-12-09 | 2022-03-01 | 太重集团榆次液压工业(济南)有限公司 | Oil gas suspension test bench |
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