CN2859499Y - Mud-spraying testing machine for vehicle hub bearing - Google Patents

Mud-spraying testing machine for vehicle hub bearing Download PDF

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Publication number
CN2859499Y
CN2859499Y CN 200520032608 CN200520032608U CN2859499Y CN 2859499 Y CN2859499 Y CN 2859499Y CN 200520032608 CN200520032608 CN 200520032608 CN 200520032608 U CN200520032608 U CN 200520032608U CN 2859499 Y CN2859499 Y CN 2859499Y
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CN
China
Prior art keywords
silt
hub bearing
connects
load
bolt
Prior art date
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Expired - Lifetime
Application number
CN 200520032608
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Chinese (zh)
Inventor
张金焕
许冬冬
郭绍鹏
李勒东
瞿庆春
贾虹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Luoyang Bearing Science and Technology Co Ltd
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Luoyang Bearing Science and Technology Co Ltd
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Priority to CN 200520032608 priority Critical patent/CN2859499Y/en
Application granted granted Critical
Publication of CN2859499Y publication Critical patent/CN2859499Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

This utility model relates to the technical field of wheel hub bearing simulating test. A sedan wheel hub bearing spray silt test machine comprises of drive gear, load maintainer, silt environmental simulating mechanism , controller mechanism and frame. Controller mechanism works under such a condition that computer controls drive gear located on the frame by computer via frequency converter, drive gear is connected with test wheel hub bearing (5) via loading shaft; load maintainer on frame is connected with the loading board (7) located on the loading bearing (22) respectively by independent hydraulic station via axial loading and radial loading(22); The silt environmental simulating mechanism on the fame is connected with right-and-left end faces of test wheel hub bearing via the silt outlet of silt circulatory system and the air blast outlet of air blast device, and test wheel hub bearing is covered with one encloses sand case. It can carry out endurance test for first or second generation car's fore and aft wheel hub bearing, thildly generation car's wheel hub bearing unit according to load spectrum,velocity spectrum under the condition of mud,solt water environment.

Description

Automotive hub bearing spray silt testing machine
Technical field:
The utility model relates to hub bearing modelling technique field, a kind of automotive hub bearing spray silt testing machine; Especially be fit to the first generation, the second generation and the forward and backward wheel hub bearing of third generation car under environmental baselines such as mud, salt solution, carry out the simulation endurancing that radial force and axial force direction change.
Background technology:
At present, along with improving constantly to the automotive hub bearing performance requirement, automotive hub bearing producer and party in request all press for a kind of special purpose test equipment examination hub bearing under some particular surroundings, show as the performance under the environmental baselines such as mud, salt solution, existing hub bearing testing equipment does not generally have this function, perhaps function is simple, and simulation feature is not obvious, does not also have the spray silt testing machine of this special urgent need now on the market.
Summary of the invention:
In order to overcome the deficiencies in the prior art, the utility model provides a kind of automotive hub bearing spray silt testing machine; Can be to hub bearing before and after first and second car in generation, third generation automotive hub bearing unit carries out endurancing according to carrying lotus Spectrum, a fast degree Spectrum under mud, saltwater environment.
For achieving the above object, the utility model adopts following technical scheme:
Described automotive hub bearing spray silt testing machine has gear train, load maintainer, silt environmental simulation mechanism, control gear and frame; Its control gear is by the gear train of computing machine on the Frequency Converter Control frame, and gear train connects the test hub bearing through loading axle; Load maintainer on its frame is by independently axial loading of Hydraulic Station warp and radial loaded are connected on the load plate of load bearings; Silt environmental simulation mechanism on its frame is connected to two end faces testing about hub bearing by the silt outlet of the silt circulation system and the jet outlet of air jet system, and its test hub bearing is covered with a sealing sandbox.
Described automotive hub bearing spray silt testing machine, its frame has " groove " shape support by being a box bed end device on one's body, and " groove " shape frame bottom is connected by bolt; " groove " shape support top arrangement has a transmission shaft to be connected by bolt, and the middle part device in " groove " shape support has an axial load cylinder to be connected by bolt; Lathe bed other end below device has the radial loaded oil cylinder; Its top device has a box-section trestle plate, and supporting plate top device has the sealing sandbox of a spray silt environment, and the supporting plate bottom is connected by bolt; Lathe bed bottom one side device has alternating current generator, and the opposite side device has shell pump to be connected with pressure regulator valve and by bolt.
Described automotive hub bearing spray silt testing machine, its gear train is by the fixedly connected belt pulley of transmission shaft one end, belt pulley is fastened on belt pulley on the alternating current arbor of lathe bed bottom through belt, and its belt pulley has a belt housing outward, and belt housing is fixed on " groove " shape support and the lathe bed; The transmission shaft other end connects spring coupling, the other end of spring coupling connects the loading axle, the other end that loads axle is connected with the inner ring of hub bearing through the connection dish, the outer ring of hub bearing is connected on the bearing seat through bolt, bearing seat is fixed on the supporting plate top of lathe bed, is connected by bolt.
Described automotive hub bearing spray silt testing machine, its load maintainer comprises radial loaded and axially loads two parts; Its axial load cylinder rear end is fixed on " groove " shape support, the piston rod of oil cylinder front end connects axial force transducer, the axial sensor other end connects oscillating bearing, oscillating bearing is fixedly connected on the load plate through tray deck, the load plate upper end has bolt to connect the load bearings outer ring, a load bearings inner ring and the stressed joint of loading axle; Its radial loaded oil cylinder front end is connected on the backing plate by bolt, backing plate is connected the below of lathe bed by bolt, the piston rod of radial oil cylinders connects the radial force sensor, the radial force sensor other end connects oscillating bearing through radial arm, oscillating bearing is fixedly connected on " L " shape support plate through tray deck, and the other end of " L " shape support plate is connected on the load plate by bolt.
Described automotive hub bearing spray silt testing machine, its silt environmental simulation mechanism, by the silt delivery side of pump connection silt pipe of lathe bed bottom, the other end of silt pipe connects valve, and the other end of valve connects the import of silt allocation block through the silt pipe; The rectangular body of silt allocation block, silt allocation block are provided with two outlets, and an outlet above the silt allocation block connects the silt pipe, and the outlet of the silt pipe other end is facing to the Internal and external cycle of hub bearing one side; An outlet of silt allocation block side connects the silt pipe, and the outlet of the silt pipe other end is facing to the Internal and external cycle of the opposite side of hub bearing; The silt allocation block is by being bolted on the supporting plate, and the supporting plate side has a silt to connect dish, and silt connects dish and is infundibulate, and the following mouth of a river of funnel bottom connects backwater silt pipe, and the other end of backwater silt pipe connects shell pump; Air compressor is through the input end of air supply pipe connection pressure regulator valve, and the pressure regulator valve output terminal in the lathe bed bottom connects air supply pipe, and the other end of air supply pipe connects the compressed gas allocation block; The rectangular body of compressed gas allocation block, gas vent above the compressed gas allocation block connects air jet pipe, and the other end of air jet pipe is positioned at the lower end of the other silt pipe of the Internal and external cycle of a side of hub bearing; The gas vent of compressed gas allocation block side connects air jet pipe, and the other end of air jet pipe is positioned at an end of the other silt pipe of the Internal and external cycle of hub bearing opposite side; The outer device of its hub bearing, silt allocation block, silt pipe, compressed gas allocation block and air jet pipe has a splashproof plexiglass tent.
Owing to adopt above-described technical scheme, the utlity model has following superiority:
This automotive hub bearing spray silt testing machine has been realized all spray silt functions in an airtight relatively silt case; Flow, start/stop time to silt, salt solution can be controlled; This equipment during with characteristics that common wheel hub simulation test machine is compared version simulate the actual condition of bearing more, the stressing conditions and the practical application of bearing are more approaching, can be to the first generation and the forward and backward wheel hub bearing of second generation car, third generation automotive hub bearing unit is under the variation that is subjected to radial force and axial force direction, under particular surroundingss such as silt, salt solution injection, simulate and the patience test according to the Chao Spectrum of Zai, Su Du Spectrum, silt case good seal separates testpieces and non-testpieces.Shell pump is delivered into the silt case by the silt pipe, by pressurized air silt, salt solution are sprayed to test bearing, silt connects dish by silt and flows back to shell pump again under action of gravity, this testing machine control system adopts computer controlled automatic, but the rotating speed of system's monitoring test machine, temperature, load, vibration, electric current, test period, cycle index etc., the user can compile spectrum voluntarily and test.Kinematic train drives the rotation of loading axle by the Frequency Converter Control alternating current generator by the elasticity shaft joint, drives the test hub bearing, and maximum speed reaches 3000r/min can realize stepless speed regulation; Loading system is Hydraulic Station independently, and the pressure size is by the proportional pressure-reducing valve adjustment; Testing machine maximum load: 15KN radially, axial positive and negative 15KN.It is the simulation experiment device under special environment condition, fully simulated the silt working environment of hub bearing, can satisfy the silt performance test of present most hub bearings, silt case and testing machine are dismountable, also can carry out general endurancing after the silt case is pulled down.
Description of drawings:
Fig. 1 is the subjectivity figure of automotive hub bearing spray silt testing machine structure;
Fig. 2 is the side view of automotive hub bearing spray silt testing machine structure;
Among the figure: the 1-lathe bed; The 2-transmission shaft; The 3-spring coupling; 4-loads axle; The 5-hub bearing; 6-connection dish; The 7-load plate; The 8-shell pump; The 9-pressure regulator valve; The 10-plexiglass tent; 11-" groove " shape support; The 12-belt pulley; The 13-alternating current generator; The 14-belt housing; The 15-air supply pipe; The 16-bearing seat; The 17-supporting plate; The axial load cylinder of 18-; The 19-axial force transducer; The 20-oscillating bearing; The 21-tray deck; The 22-load bearings; 23-radial loaded oil cylinder; 24-radial force sensor; The 25-radial arm; 26-" L " shape support plate; 27-silt pipe; The 28-valve; 29-silt allocation block; 30-silt connects dish; 31-backwater silt pipe; The 32-air jet pipe; 33-compresses allocation block.
Embodiment:
As shown in Figure 1, 2: this automotive hub bearing spray silt testing machine has gear train, load maintainer, silt environmental simulation mechanism, control gear and frame; Its control gear is by the gear train of computing machine on the Frequency Converter Control frame, and gear train connects test hub bearing (5) through loading axle (4); Load maintainer on its frame is by independently axial loading of Hydraulic Station warp and radial loaded are connected on the load plate (7) of load bearings; Silt environmental simulation mechanism on its frame is connected to two end faces testing about hub bearing (5) by the silt outlet of the silt circulation system and the jet outlet of air jet system, and its test hub bearing is covered with a sealing sandbox.Its frame has " groove " shape support (11) by an end device that is on the box-shaped lathe bed (1), and " groove " shape frame bottom is connected by bolt; " groove " shape support top arrangement has a transmission shaft (2) to be connected by bolt, and the middle part device in " groove " shape support has an axial load cylinder (18) to be connected by bolt; Lathe bed other end below device has radial loaded load cylinder (23); Its top device has a box-section trestle plate (17), and supporting plate top device has the sealing sandbox of a spray silt environment, and the supporting plate bottom is connected by bolt; Lathe bed bottom one side device has alternating current generator (13), and the opposite side device has shell pump (8) to be connected with pressure regulator valve (9) and by bolt.Its gear train is by the transmission shaft fixedly connected belt pulleys of (2) one ends (12), belt pulley is fastened on belt pulley on one top-cross stream motor (13) axle of lathe bed bottom through belt, its belt pulley has a belt housing (14) outward, is fixed on " groove " shape support and the lathe bed; The transmission shaft other end connects spring coupling (3), the other end of spring coupling connects loading axle (4), the other end that loads axle is connected with the inner ring of hub bearing through connection dish (6), the outer ring of hub bearing is connected on the bearing seat (16) through bolt, and bearing seat is fixed on supporting plate (17) top of lathe bed.
Its load maintainer comprises radial loaded and axially loads two parts; Its axial load cylinder (18) rear end is fixed on " groove " shape support, the piston rod of oil cylinder front end connects axial force transducer (19), the axial force transducer other end connects oscillating bearing (20), oscillating bearing is fixedly connected on (7) on the load plate through tray deck (21), the load plate upper end has bolt to connect load bearings (22) outer ring, a load bearings inner ring and the stressed joint of loading axle; Its radial loaded oil cylinder (23) front end is connected on the backing plate by bolt, backing plate is connected the below of lathe bed (1) by bolt, the piston rod of radial loaded oil cylinder connects radial force sensor (24), the radial force sensor other end connects oscillating bearing (20) through radial arm (25), oscillating bearing is fixedly connected on " L " shape support plate (26) through tray deck (21), and the other end of " L " shape support plate is connected (7) on the load plate by bolt.Its silt environmental simulation mechanism, the delivery outlet of the shell pump (8) bottom lathe bed connects silt pipeline (27), and the other end of silt pipeline connects valve (28), and the other end of valve connects the import of silt allocation block (29) through the silt pipeline; The rectangular body of silt allocation block, it is provided with two outlets, and an outlet above it connects silt pipeline (27), and the outlet of the silt pipeline other end is facing to the Internal and external cycle of hub bearing one side; An outlet of its side connects silt pipeline (27), and the outlet of the silt pipeline other end is facing to the Internal and external cycle of the opposite side of hub bearing; The silt allocation block is by being bolted on the supporting plate (17), and the supporting plate side has a silt to connect dish (30), and silt connects dish and is infundibulate, and the following mouth of a river of funnel bottom connects backwater silt pipe (31), and the other end of backwater silt pipe connects shell pump (8); Air compressor is through the input end of steam line (15) connection pressure regulator valve (9), and the pressure regulator valve output terminal of lathe bed bottom connects steam line (15), and the other end of steam line connects compressed gas allocation block (33); The compressed gas allocation block is box-shaped, and top gas vent connects air jet pipe (32), and the other end of air jet pipe is positioned at the lower end of the other silt pipeline (27) of the Internal and external cycle of a side of hub bearing; The gas vent of its side connects air jet pipe (32), and the other end of air jet pipe is positioned at the lower end of the other silt pipeline (27) of the Internal and external cycle of hub bearing opposite side; The outer device of its hub bearing, silt allocation block, silt pipeline, compressed gas allocation block and air jet pipe has the splashproof plexiglass tent (10) of a sealing.
Automotive hub bearing sprays the silt test in an airtight relatively silt case when spraying the silt test, the dustproof plexiglass tent of its device separates testpieces and non-testpieces; At first will test the wheel hub bearing inner race and be contained on the loading axle, the hub bearing outer ring is installed on the bearing seat, prepares silt or salt solution by a certain percentage; Shell pump open, stop and can control automatically interval time; When shell pump starts, silt or salt solution that shell pump will prepare in advance by a certain percentage are delivered into the silt case by the silt pipe, by pressurized air silt, salt solution are sprayed to the test hub bearing, silt connects dish by silt and flow back into shell pump again under action of gravity, the big I manual adjustments of sediment discharge and compressed air pressure; When the slurry environment of having set up the simulation hub bearing, start alternating current generator and drive gear train, drive transmission shaft by the motor belt dish through belt, the loading axle of transmission shaft in spring coupling drives load bearings, loading axle pass the splashproof plexiglass tent and drive the test hub bearing rotation that is connected on the loading axle; Simultaneously, load maintainer is loaded on the load plate that loads axle by Hydraulic Station independently by radial and axial device; Load bearings on the load plate drives the test hub bearing that loads on the axle, is subjected to two relatively independent acting forces in axial load and radial load both direction; The pressure size is by the proportional pressure-reducing valve adjustment, the testing machine maximum load: 15KN radially, axial positive and negative 15KN; The rotating speed of its control system employing computer control monitoring test machine, temperature, load, vibration, electric current, test period, cycle index etc., the user can compile spectrum voluntarily and test, silt case and testing machine are dismountable, also can carry out general endurancing after the silt case is pulled down.

Claims (5)

1, a kind of automotive hub bearing spray silt testing machine has gear train, load maintainer, silt environmental simulation mechanism, control gear and frame; It is characterized in that: its control gear is by the gear train of computing machine on the Frequency Converter Control frame, and gear train connects test hub bearing (5) through loading axle; Load maintainer on its frame is by independently axial loading of Hydraulic Station warp and radial loaded are connected on the load plate (7) of load bearings (22); Silt environmental simulation mechanism on its frame is connected to two end faces testing about hub bearing by the silt outlet of the silt circulation system and the jet outlet of air jet system, and its test hub bearing is covered with a sealing sandbox.
2, automotive hub bearing spray silt testing machine as claimed in claim 1, it is characterized in that: its frame has " groove " shape support (11) by being a box bed end device on one's body, and " groove " shape frame bottom is connected by bolt; " groove " shape support top arrangement has a transmission shaft (2) to be connected by bolt, and the middle part device in " groove " shape support has an axial load cylinder (18) to be connected by bolt; Lathe bed other end below device has radial loaded oil cylinder (23); Its top device has a box-section trestle plate (17), and supporting plate top device has the sealing sandbox of a spray silt environment, and the supporting plate bottom is connected by bolt; Lathe bed bottom one side device has alternating current generator (13), and the opposite side device has shell pump (8) to be connected with pressure regulator valve (9) and by bolt.
3, automotive hub bearing spray silt testing machine as claimed in claim 1, it is characterized in that: its gear train is by the transmission shaft fixedly connected belt pulleys of (2) one ends (12), belt pulley is fastened on the belt pulley on alternating current generator (13) axle of lathe bed bottom one side through belt, its belt pulley has a belt housing (14) outward, is fixed on " groove " shape support and the lathe bed; The transmission shaft other end connects spring coupling (3), the other end of spring coupling connects loading axle (4), the other end that loads axle is connected with the inner ring of hub bearing through connection dish (6), the outer ring of hub bearing is connected on the bearing seat (16) through bolt, and bearing seat is fixed on supporting plate (17) top of lathe bed.
4, automotive hub bearing spray silt testing machine as claimed in claim 1, it is characterized in that: its load maintainer comprises radial loaded and axially loads two parts; Its axial load cylinder (18) rear end is fixed on " groove " shape support, the piston rod of oil cylinder front end connects axial force transducer (19), the axial force transducer other end connects oscillating bearing (20), oscillating bearing is fixedly connected on (7) on the load plate through tray deck (21), the load plate upper end has bolt to connect load bearings (22) outer ring, a load bearings inner ring and the stressed joint of loading axle; Its radial loaded oil cylinder (23) front end is connected on the backing plate by bolt, backing plate is connected the below of lathe bed (1) by bolt, the piston rod of radial loaded oil cylinder connects radial force sensor (24), the radial force sensor other end connects oscillating bearing (20) through radial arm (25), oscillating bearing is fixedly connected on " L " shape support plate (26) through tray deck (21), and the other end of " L " shape support plate is connected (7) on the load plate by bolt.
5, automotive hub bearing spray silt testing machine as claimed in claim 1, its silt environmental simulation mechanism, the delivery outlet of the shell pump (8) bottom lathe bed connects silt pipeline (27), the other end of silt pipeline connects valve (28), and the other end of valve connects the import of silt allocation block (29) through the silt pipeline; The rectangular body of silt allocation block, it is provided with two outlets, and an outlet above it connects silt pipe (27), and the outlet of the silt pipeline other end is facing to the Internal and external cycle of hub bearing one side; An outlet of its side connects silt pipe (27), and the outlet of the silt pipeline other end is facing to the Internal and external cycle of the opposite side of hub bearing; The silt allocation block is by being bolted on the supporting plate (17), and the supporting plate side has a silt to connect dish (30), and silt connects dish and is infundibulate, and the following mouth of a river of funnel bottom connects backwater silt pipe (31), and the other end of backwater silt pipe connects shell pump (8); Air compressor is through the input end of steam line (15) connection pressure regulator valve (9), and the pressure regulator valve output terminal of lathe bed bottom connects steam line (15), and the other end of steam line connects compressed gas allocation block (33); The compressed gas allocation block is box-shaped, and top gas vent connects air jet pipe (32), and the other end of air jet pipe is positioned at the lower end of the other silt pipeline (27) of the Internal and external cycle of a side of hub bearing; The gas vent of its side connects air jet pipe (32), and the other end of air jet pipe is positioned at the lower end of the other silt pipeline (27) of the Internal and external cycle of hub bearing opposite side; The outer device of its hub bearing, silt allocation block, silt pipeline, compressed gas allocation block and air jet pipe has the splashproof plexiglass tent (10) of a sealing.
CN 200520032608 2005-11-11 2005-11-11 Mud-spraying testing machine for vehicle hub bearing Expired - Lifetime CN2859499Y (en)

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102749191A (en) * 2012-07-19 2012-10-24 哈尔滨工业大学 Comprehensive test stand for simulating lunar soil exploration coring thermal property parameters
CN102967463A (en) * 2012-11-30 2013-03-13 杭州电子科技大学 Multifunctional testing machine for automobile hub bearing unit
CN103018055A (en) * 2012-12-11 2013-04-03 广东出入境检验检疫局检验检疫技术中心 Detection system for fatigue-resistant performances of automobile brake and accelerator
CN103063434A (en) * 2012-12-28 2013-04-24 瓦房店轴承集团有限责任公司 Automobile hub bearing multifunctional testing machine
CN104034529A (en) * 2014-05-22 2014-09-10 杭州电子科技大学 Dustproof performance simulation test machine for automobile hub bearing unit
CN104865011A (en) * 2015-04-15 2015-08-26 宁波慈兴轴承有限公司 Method for testing sealing performance of automobile rolling bearings
CN104897408A (en) * 2014-12-03 2015-09-09 襄阳博亚精工装备股份有限公司 Vehicle transmission and wheel side hanging system loading test machine capable of simulating all road conditions and all weather conditions
CN105510826A (en) * 2015-11-26 2016-04-20 奇瑞汽车股份有限公司 Test bench and method for slurry environment simulation of start and stop motor for vehicle
CN105890901A (en) * 2016-05-31 2016-08-24 泛科轴承集团有限公司 Anti-splash performance testing machine of bearing
CN106370354A (en) * 2016-10-12 2017-02-01 浙江工业大学 Automobile hub bearing unit sealing ring sealing performance tester
CN106768968A (en) * 2017-01-03 2017-05-31 苏州西格尔自动化设备有限公司 A kind of automotive wheels assemblage closes operating mode durability test apparatus
CN109000904A (en) * 2018-06-01 2018-12-14 东北大学 Rotor wing unmanned aerial vehicle composite material blade reliability test is equipped under wind sand environment
CN109000872A (en) * 2018-05-31 2018-12-14 东北大学 Unmanned plane wing damage detection device and method under the dust storm of laser scanning-heat is shaken
CN109000866A (en) * 2018-06-07 2018-12-14 东北大学 Unmanned plane answers material wing dynamic characteristic and damage check equipment under dust storm-thermal environment
CN110031210A (en) * 2019-04-16 2019-07-19 青岛小海智能科技有限公司 A kind of the fatigue property test device and application method of crawler belt sealing ring

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102749191A (en) * 2012-07-19 2012-10-24 哈尔滨工业大学 Comprehensive test stand for simulating lunar soil exploration coring thermal property parameters
CN102749191B (en) * 2012-07-19 2015-02-11 哈尔滨工业大学 Comprehensive test stand for simulating lunar soil exploration coring thermal property parameters
CN102967463A (en) * 2012-11-30 2013-03-13 杭州电子科技大学 Multifunctional testing machine for automobile hub bearing unit
CN102967463B (en) * 2012-11-30 2015-03-18 杭州电子科技大学 Multifunctional testing machine for automobile hub bearing unit
CN103018055A (en) * 2012-12-11 2013-04-03 广东出入境检验检疫局检验检疫技术中心 Detection system for fatigue-resistant performances of automobile brake and accelerator
CN103018055B (en) * 2012-12-11 2015-04-15 广东出入境检验检疫局检验检疫技术中心 Detection system for fatigue-resistant performances of automobile brake and accelerator
CN103063434A (en) * 2012-12-28 2013-04-24 瓦房店轴承集团有限责任公司 Automobile hub bearing multifunctional testing machine
CN104034529A (en) * 2014-05-22 2014-09-10 杭州电子科技大学 Dustproof performance simulation test machine for automobile hub bearing unit
CN104034529B (en) * 2014-05-22 2016-07-06 杭州电子科技大学 A kind of simulation test machine for automobile hub bearing unit anti-dust performance
CN104897408A (en) * 2014-12-03 2015-09-09 襄阳博亚精工装备股份有限公司 Vehicle transmission and wheel side hanging system loading test machine capable of simulating all road conditions and all weather conditions
CN104865011A (en) * 2015-04-15 2015-08-26 宁波慈兴轴承有限公司 Method for testing sealing performance of automobile rolling bearings
CN105510826A (en) * 2015-11-26 2016-04-20 奇瑞汽车股份有限公司 Test bench and method for slurry environment simulation of start and stop motor for vehicle
CN105510826B (en) * 2015-11-26 2018-10-26 奇瑞汽车股份有限公司 Automobile-used start and stop motor slurry environment simulation test bench and test method
CN105890901B (en) * 2016-05-31 2018-07-03 泛科轴承集团有限公司 A kind of bearing, which resists, splashes performance test machine
CN105890901A (en) * 2016-05-31 2016-08-24 泛科轴承集团有限公司 Anti-splash performance testing machine of bearing
CN106370354A (en) * 2016-10-12 2017-02-01 浙江工业大学 Automobile hub bearing unit sealing ring sealing performance tester
CN106370354B (en) * 2016-10-12 2019-02-01 浙江工业大学 Automobile hub bearing sealing ring tightness energy testing machine
CN106768968A (en) * 2017-01-03 2017-05-31 苏州西格尔自动化设备有限公司 A kind of automotive wheels assemblage closes operating mode durability test apparatus
CN109000872A (en) * 2018-05-31 2018-12-14 东北大学 Unmanned plane wing damage detection device and method under the dust storm of laser scanning-heat is shaken
CN109000904A (en) * 2018-06-01 2018-12-14 东北大学 Rotor wing unmanned aerial vehicle composite material blade reliability test is equipped under wind sand environment
CN109000866A (en) * 2018-06-07 2018-12-14 东北大学 Unmanned plane answers material wing dynamic characteristic and damage check equipment under dust storm-thermal environment
CN110031210A (en) * 2019-04-16 2019-07-19 青岛小海智能科技有限公司 A kind of the fatigue property test device and application method of crawler belt sealing ring
CN110031210B (en) * 2019-04-16 2021-01-05 青岛小海智能科技有限公司 Fatigue performance testing device for track sealing ring and using method

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