CN113029599A - Test bed for detecting and adjusting double front axle vehicle - Google Patents
Test bed for detecting and adjusting double front axle vehicle Download PDFInfo
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- CN113029599A CN113029599A CN202110386754.5A CN202110386754A CN113029599A CN 113029599 A CN113029599 A CN 113029599A CN 202110386754 A CN202110386754 A CN 202110386754A CN 113029599 A CN113029599 A CN 113029599A
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- 238000012360 testing method Methods 0.000 title claims abstract description 67
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- 239000003638 chemical reducing agent Substances 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 23
- 230000033001 locomotion Effects 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 18
- 244000309464 bull Species 0.000 claims description 7
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- 238000001514 detection method Methods 0.000 abstract description 44
- 238000005259 measurement Methods 0.000 abstract description 5
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- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention relates to a detection and adjustment test bed for a double-front-axle vehicle, belonging to automobile performance detection test equipment. Firstly, detecting the wheel sideslip amount and the axle sideslip amount of a detected automobile, driving a steering wheel to rotate by a roller when four steering wheels are stably stopped on a force measurement running platform assembly, and transmitting the rotating lateral force of the automobile steering wheel to two force measurement sensors through a lateral force running platform so as to measure the lateral force of each steering wheel; meanwhile, the total mass of the automobile is transmitted to four weighing sensors through a lateral force running platform base frame assembly body, and the sum of the measured values of the weighing sensors is the total mass of the automobile. And adjusting the transverse pull rod and the longitudinal pull rod of the automobile according to the measurement results to determine reasonable positioning parameters of the automobile, thereby completing the measurement of the sideslip amount, the lateral force and the total mass of the automobile with the double front axles. The invention can automatically finish the adjustment test bed for detecting the sideslip amount, the lateral force and the total automobile mass of the double-front-axle automobile, and is beneficial to improving the working efficiency of the automobile detection line.
Description
Technical Field
The invention belongs to automobile performance detection equipment, and particularly relates to a test bed for detecting and adjusting a double-front-axle vehicle.
Background
At present, automobiles have become an inseparable part of our daily lives. Due to the continuous increase of the scale of engineering tasks, the heavy-duty and large-scale automobile is the main characteristic of commercial vehicles at the present stage, the multi-axle automobile not only can provide greater dynamic property and loading quality, but also can reduce the load of a single wheel and the damage capability to roads; however, most heavy commercial vehicles adopt a steering mode with double front shafts to meet the requirements of the vehicles, and the double front shaft vehicles are easy to have the phenomena of abnormal abrasion, shimmy, deviation and the like of tires during driving, so that the driving safety of the vehicles is influenced, and traffic safety accidents are caused in serious cases. The most effective method is to regularly detect and maintain the wheel sideslip and the axle sideslip of the double-front-axle automobile. At present, many theoretical analyses have been made on the wheel-to-wheel sideslip and the axle-to-axle sideslip of the double-front-axle automobile at home and abroad, and related detection means and detection technologies are also in a variety, but the detection and adjustment of the axle lateral force of the double-front-axle automobile are in a relatively laggard stage. Therefore, it is necessary and urgently needed to develop a test bed for detecting and adjusting the lateral force of the axle of the double-front-axle automobile and to develop a research for detecting the lateral force of the axle of the double-front-axle automobile.
Disclosure of Invention
The invention aims to solve the technical problems of measuring the total mass of a double-front-axle automobile and detecting and adjusting the lateral force of an automobile axle, and aims to improve the technical method in the field of automatic detection of the side slipping amount and the lateral force of the double-front-axle automobile, improve the working efficiency of an automobile detection line and realize the simultaneous detection of the lateral force and the total mass of the automobile.
In order to solve the technical problems, the invention is realized by adopting the following technical scheme:
a test stand for testing and adjusting a dual front axle vehicle, the test stand comprising: side direction power platform foundation frame assembly body 6 and dynamometry are run platform assembly body 7, dynamometry is run platform assembly body 7 and is included: the running platform frame and force measuring mechanism assembly 27, the motor and worm gear reducer assembly 28 and the simulated ground circulating motion mechanism 29 are fixedly connected with the running platform frame and force measuring mechanism assembly 27 through the roller bearing seat gear box lower assembly 48 and the roller inner side bearing seat lower assembly 49 of the simulated ground circulating motion mechanism 29; the simulated ground circulating motion mechanism 29 is in key transmission connection with the motor and worm gear reducer assembly 28 through a reducer output through shaft 52;
the lateral force table base frame assembly 6 comprises: the lateral force platform comprises a fixedly connected lateral force platform base frame welding body 8, a passing plate 9 and a motor reducer cover plate cover welding body 10;
the force measuring running platform assembly 7 is connected with the pin shaft assembly and the weighing sensor 11 in the lateral force platform base frame assembly 6 through four bearing hanging rings in the running platform framework and the force measuring mechanism assembly 27; the force-measuring running platform assembly 7 is connected with a lateral force sensor reaction plate 21 in the lateral force platform base frame assembly 6 through two lateral force sensors.
Further, the lateral force table base frame welded body 8 includes: the device comprises a weighing sensor 11, a longitudinal limiting roller support assembly 12 and a frame structure formed by fixedly connecting an upper longitudinal beam and a lower longitudinal beam of a square tube of a basic frame, an upper cross beam and a lower cross beam of the square tube of the basic frame and four-corner stand columns of the basic frame, wherein the upper cross beam 15 of the rectangular tube of the basic frame is fixedly supported on the lower cross beam of the square tube of the basic frame through a square tube main stand column 17 and is fixedly connected with the inner side surface of the upper cross beam of the square tube of the basic frame, the weighing sensor 11 and the longitudinal limiting roller support assembly 12 are installed on the upper surface of the upper cross beam 15 of the rectangular tube of the basic frame, a lateral force sensor reaction plate 21 and an auxiliary supporting square tube 22 are fixed.
Further, the longitudinal limiting roller bearing assembly 12 comprises: the device comprises a connecting ring 23, a rolling bearing 24, a longitudinal limiting roller shaft 25 and a longitudinal limiting roller support welding body 26, wherein the longitudinal limiting roller shaft 25 is fixedly connected with the longitudinal limiting roller support welding body 26, and the connecting ring 23 and the rolling bearing 24 are sleeved with the longitudinal limiting roller shaft 25 and rotatably connected.
Further, the treadmill frame and force measuring mechanism assembly 27 includes: the frame structure is fixedly connected with the running platform frame rectangular tube inner and outer cross beams and the running platform frame square tube longitudinal beam 39, and the running platform frame rectangular tube inner and outer cross beams and the running platform frame square tube longitudinal beam 39 are reinforced through a running platform frame inclined strut square tube 38.
Further, the treadmill frame and force measuring mechanism assembly 27 further comprises: and the bearing lifting ring and the pin shaft assembly body are arranged at the end part of the square pipe longitudinal beam 39 of the running platform frame, the bearing lifting ring and the pin shaft assembly body are fixedly connected with the supporting cushion block 40 through the lower hinge pin shaft 44, and the supporting cushion block 40 is fixed at the bottom of the square pipe longitudinal beam 39 of the running platform frame.
Furthermore, four bearing rings and pin shaft assemblies are arranged, the structure of each bearing ring and pin shaft assembly is the same, each bearing ring and pin shaft assembly comprises a bearing ring connecting sensor double-lug ring 41, a bearing ring upper pin shaft 42, a bearing ring 43 and a lower hinge pin shaft 44, the bearing ring connecting sensor double-lug ring 41 and the bearing ring 43 are rotatably connected through the bearing ring upper pin shaft 42, and the bearing ring 43 and the lower hinge pin shaft 44 are rotatably connected.
Further, the treadmill frame and force measuring mechanism assembly 27 further comprises: and the lateral force measuring sensor is arranged on the inner and outer cross beams of the running platform frame rectangular pipe, has the same structure and is rotatably connected with the inner and outer cross beams of the running platform frame rectangular pipe.
Further, the simulated ground circulation motion mechanism 29 includes: the roller bearing block upper assembly body 45, the roller assembly body 46, the roller bearing block gear box upper assembly body 47, the roller bearing block gear box lower assembly body 48 and the roller bearing block lower assembly body 49, wherein the roller bearing block upper assembly body 45 is fixedly connected with the roller bearing block lower assembly body 49; the upper assembly body 47 of the roller bearing seat gear box is fixedly connected with the lower assembly body 48 of the roller bearing seat gear box; the roller assembly 46 is clamped to a roller bearing housing gear box lower assembly 48 and a roller inner bearing housing lower assembly 49.
Further, the roller bearing housing gear box lower assembly 48 includes: the roller assembly comprises a straight-tooth cylindrical pinion gear 50, a transition bearing end cover 51, a reducer output through shaft 52, a reducer output shaft bearing end cover 53 and a roller bearing base gear box lower body 54, wherein the transition bearing end cover 51 and the reducer output shaft bearing end cover 53 are fixedly connected with the roller bearing base gear box lower body 54, the reducer output through shaft 52 is rotatably connected with the reducer output shaft bearing end cover 53 through a rolling bearing, and the straight-tooth cylindrical pinion gear 50 is meshed with a straight-tooth cylindrical bull gear 59 in the roller assembly 46.
Further, the roller assembly 46 includes: the device comprises an inner rolling bearing 55, a roller 56, a J-shaped frameless oil seal 57, a roller shaft 58, a straight-tooth cylindrical bull gear 59 and an outer rolling bearing 60, wherein the inner rolling bearing 55, the roller 56, the J-shaped frameless oil seal 57 and the outer rolling bearing 60 are rotatably connected with the roller shaft 58; the straight-tooth cylindrical bull gear 59 is in key transmission connection with the roller shaft 58.
Compared with the prior art, the invention has the beneficial effects that:
1. the double-front-axle vehicle detection and adjustment test bed can simultaneously detect the lateral force of the double-front-axle vehicle and the total mass of the vehicle after measuring the wheel-to-wheel sideslip amount and the axle-to-axle sideslip amount of the vehicle, adjust relevant parameters of the vehicle according to the detection result and determine reasonable structural parameters of the vehicle, thereby completing adjustment and inspection of the lateral force of the double-front-axle vehicle and the total mass of the vehicle.
2. The double-front-axle vehicle detection and adjustment test bed improves the detection method in the field of automatic detection of the axle lateral force and the total vehicle mass of double-front-axle vehicles at home and abroad, can effectively improve the working efficiency of the vehicle detection line, and has stable and reliable detection system and simple operation.
3. The double-front-axle vehicle detection and adjustment test bed can dynamically simulate the real working condition of a vehicle, and the lateral force of a steering wheel is transmitted to the lateral force measuring mechanism through the simulated ground circulating motion mechanism, so that the detection and adjustment of the lateral force of the vehicle during detection are realized.
Drawings
The invention is further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a dual front axle vehicle detection and adjustment test stand system assembly according to the present invention;
FIG. 2 is an isometric projection of a dual front axle vehicle inspection and adjustment test bed station base, ground, according to the present invention;
FIG. 3 is an isometric projection of a dual front axle vehicle inspection and adjustment test stand according to the present invention.
FIG. 4 is an isometric projection of a side force table base frame assembly of a dual front axle vehicle testing and adjustment test bed in accordance with the present invention;
FIG. 5 is an isometric projection of a portion of a side force table base frame assembly of the dual front axle vehicle testing and adjustment test bed of the present invention with parts removed;
FIG. 6 is an isometric projection of a base frame of a side force table of a dual front axle vehicle testing and adjustment test bed according to the present invention;
FIG. 7 is an isometric view of a longitudinal spacing roller bearing assembly of the dual front axle vehicle testing and adjustment test bed of the present invention;
FIG. 8 is an isometric projection of a loadbreak assembly of the dual front axle vehicle testing and adjustment test stand of the present invention;
FIG. 9 is an isometric projection of a track platform frame and force measuring mechanism assembly of the dual front axle vehicle testing and adjustment test bed of the present invention;
FIG. 10 is an isometric projection of a track platform frame in a dual front axle vehicle inspection and adjustment test stand according to the present invention;
FIG. 11 is an isometric projection of a load-bearing lifting ring and pin assembly of the dual front axle vehicle detection and adjustment test bed of the present invention;
FIG. 12 is an isometric projection of a simulated ground circulation motion mechanism in a dual front axle vehicle inspection and adjustment test stand according to the present invention;
FIG. 13 is an isometric projection of a dual front axle vehicle inspection and adjustment test stand of the present invention with portions broken away to simulate ground circulation movement;
FIG. 14 is an isometric view of a lower assembly of a roller bearing housing gearbox in a dual front axle vehicle inspection and adjustment test stand in accordance with the present invention;
FIG. 15 is an isometric projection of a roller assembly of the dual front axle vehicle inspection and adjustment test stand of the present invention;
in the figure: 1. the device comprises a detection and adjustment station device foundation, a ground, 2 a double front axle automobile chassis assembly body, 3 a side sliding amount detection device, 4 a control cabinet and computer assembly body, 5 a detection and adjustment test bed, 6 a side force platform base frame assembly body, 7 a force measuring running platform assembly body, 8 a side force platform base frame welding body, 9 a passing plate, 10 a motor reducer cover plate cover welding body, 11 a weighing sensor, 12 a longitudinal limiting roller support assembly body, 13 a base frame square tube upper inner side longitudinal beam, 14 a base frame square tube lower inner side longitudinal beam, 15 a base frame rectangular tube upper cross beam, 16 a base frame square tube outer side cross beam, 17 a square tube main upright column, 18 a base frame square tube upper outer side longitudinal beam, 19 a base frame square tube lower outer side longitudinal beam, 20 a base frame four corner upright column, 21 a side force sensor reaction plate, 22. auxiliary supporting square tubes, 23 connecting rings, 24 rolling bearings, 25 longitudinal limiting roller shafts, 26 longitudinal limiting roller support welding bodies, 27 running platform framework and force measuring mechanism assemblies, 28 motor and worm gear reducer assemblies, 29 simulated ground circulating motion mechanisms, 30 first load-bearing lifting rings and pin shaft assemblies, 31 second load-bearing lifting rings and pin shaft assemblies, 32 third load-bearing lifting rings and pin shaft assemblies, 33 first lateral force measuring sensors, 34 second lateral force measuring sensors, 35 fourth load-bearing lifting rings and pin shaft assemblies, 36 running platform framework rectangular tube outer cross beams, 37 running platform framework rectangular tube inner cross beams, 38 running platform framework diagonal supporting square tubes, 39 running platform framework square tube longitudinal beams, 40 supporting cushion blocks, 41 bearing lifting rings connecting sensor double-lug rings, 42 bearing lifting rings upper pin shafts, 43 load-bearing lifting rings, 44. lower hinge pin shaft, 45. roller inside bearing seat upper assembly, 46. roller assembly, 47. roller bearing seat gear box upper assembly, 48. roller bearing seat gear box lower assembly, 49. roller inside bearing seat lower assembly, 50. straight-tooth cylindrical pinion, 51. transition bearing end cover, 52. reducer output through shaft, 53. reducer output shaft bearing end cover, 54. roller bearing seat gear box lower body, 55. inside rolling bearing, 56 roller, 57. J-type frameless oil seal, 58. roller shaft, 59. straight-tooth cylindrical bull gear, 60. outside rolling bearing
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. The following examples are presented merely to further understand and practice the present invention and are not to be construed as further limiting the claims of the present invention. 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 protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other internally, and can be flexibly connected, rigidly connected or movably connected. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the double-front-axle vehicle detection and adjustment test bed system assembly of the invention mainly comprises a detection and adjustment station equipment foundation, a ground 1, a side sliding amount detection device 3, a control cabinet and a computer assembly 4.
Referring to fig. 2, the detection and adjustment station equipment foundation and the ground 1 are composed of two side sliding amount detection devices 3 with completely the same structure and four detection and adjustment test beds 5 with completely the same structure, the installation foundation of the detection and adjustment test beds 5 is a horizontal concrete foundation or other horizontal foundations of the same type, and the four detection and adjustment test beds 5 are symmetrically installed on two sides of the detection and adjustment station equipment foundation and the ground 1. The detected vehicle drives to the detection and adjustment station equipment foundation and the ground 1, four wheels are pressed on the detection and adjustment test bed 5, and the wheels are in contact with a simulated ground circulating motion mechanism 29 in the detection and adjustment test bed 5.
Referring to fig. 3 to 5, the four testing and adjusting test beds 5 of the present invention have the same structure and are composed of a lateral force bed base frame assembly 6 and a force measuring running bed assembly 7. The force measuring running platform assembly 7 is in bolted connection with the first bearing hanging ring and pin shaft assembly 30, the second bearing hanging ring and pin shaft assembly 31, the third bearing hanging ring and pin shaft assembly 32, the fourth bearing hanging ring and pin shaft assembly 35 and the weighing sensor 11 in the lateral force platform base frame assembly 6 through the running platform framework and the force measuring mechanism assembly 27. The force measuring treadmill assembly 7 is bolted through the first lateral force load cell 33, the second lateral force load cell 34 in the treadmill frame and force measuring mechanism assembly 27 and the lateral force sensor counter plate 21 in the lateral force table base frame assembly 6.
Referring to fig. 4 to 6, the assembly body 6 of the lateral force platform basic frame of the present invention is composed of a welding body 8 of the lateral force platform basic frame, a passing plate 9, and a welding body 10 of a cover plate cover of a motor reducer; the lateral force platform foundation frame welded body 8 comprises a weighing sensor 11, a longitudinal limiting roller support assembly 12, a foundation frame square tube upper inner side longitudinal beam 13, a foundation frame square tube lower inner side longitudinal beam 14, a foundation frame rectangular tube upper cross beam 15, a foundation frame square tube outer side cross beam 16, a square tube main upright post 17, a foundation frame square tube upper outer side longitudinal beam 18, a foundation frame square tube lower outer side longitudinal beam 19, a foundation frame four corner upright post 20, a lateral force sensor reaction plate 21 and an auxiliary supporting square tube 22. The passing plate 9 and the motor reducer cover welding body 10 are steel plate type structural members formed by steel plate metal plates and are fixed on the four-corner stand columns 20 of the basic frame through bolt connection. The upper inner side longitudinal beam 13 of the square tube of the base frame, the lower inner side longitudinal beam 14 of the square tube of the base frame, the upper cross beam 15 of the rectangular tube of the base frame, the outer side cross beam 16 of the square tube of the base frame, the main upright post 17 of the square tube, the upper outer side longitudinal beam 18 of the square tube of the base frame, the lower outer side longitudinal beam 19 of the square tube of the base frame and the upright post 20 of the four corners of the base frame have the. The reaction plate 21 of the lateral force sensor is a steel plate structural member and is welded with the upright columns 20 at the four corners of the basic frame.
Referring to fig. 7, the two longitudinal limiting roller support assembly bodies 12 in the lateral force table base frame assembly body 6 according to the present invention have the same structure, and are composed of a connecting ring 23, a rolling bearing 24, a longitudinal limiting roller shaft 25, and a longitudinal limiting roller support welding body 26. The longitudinal limiting roller shaft 25 is fixedly connected with the longitudinal limiting roller support welding body 26, and the connecting ring 23, the rolling bearing 24 and the longitudinal limiting roller shaft 25 are rotatably connected.
Referring to fig. 8 to 10, the force measuring treadmill assembly 7 of the present invention comprises a treadmill frame, a force measuring mechanism assembly 27, a motor and worm gear reducer assembly 28, and a ground-simulated cyclic motion mechanism 29. The simulated ground circulating motion mechanism 29 is connected with the force measuring mechanism assembly 27 through a roller bearing seat gear box lower assembly 48, a roller inner side bearing seat lower assembly 49 and a running platform framework by bolts; the simulated ground circulating motion mechanism 29 is in key transmission connection with the motor and worm reducer assembly 28 through a reducer output through shaft 52.
The running platform framework and force measuring mechanism assembly 27 is composed of a first bearing lifting ring and pin shaft assembly 30, a second bearing lifting ring and pin shaft assembly 31, a third bearing lifting ring and pin shaft assembly 32, a first lateral force measuring sensor 33, a second lateral force measuring sensor 34, a fourth bearing lifting ring and pin shaft assembly 35, a running platform framework rectangular pipe outer cross beam 36, a running platform framework rectangular pipe inner cross beam 37, a running platform framework inclined support square pipe 38, a running platform framework square pipe longitudinal beam 39 and a support cushion block 40. The first lateral force load cell 33 and the second lateral force load cell 34 have the same structure and are connected with a lateral force sensor reaction plate 21 in a lateral force table base frame welding body 8 through bolts; the running platform frame rectangular tube outer cross beam 36, the running platform frame rectangular tube inner cross beam 37 and the running platform frame square tube longitudinal beam 39 are of the same structure, are formed by welding rectangular square tubes and are fixedly connected with a running platform frame inclined strut square tube 38; the supporting cushion block 40 is a steel plate structural member and is welded with the running platform frame square pipe longitudinal beam 39.
Referring to fig. 11, the first load-bearing hanging ring and pin shaft assembly 30, the second load-bearing hanging ring and pin shaft assembly 31, the third load-bearing hanging ring and pin shaft assembly 32, and the fourth load-bearing hanging ring and pin shaft assembly 35 according to the present invention have the same structure, and are respectively composed of a bearing hanging ring connecting sensor double-lug ring 41, a bearing hanging ring upper pin shaft 42, a load-bearing hanging ring 43, and a lower hinge pin shaft 44. The bearing lifting ring is connected with the sensor double-lug ring 41 and the bearing lifting ring 43 through a pin shaft 42 on the bearing lifting ring in a rotating way; the load-bearing lifting ring 43 is pivotally connected to the lower hinge pin 44. The first load-bearing hanging ring and pin shaft assembly 30, the second load-bearing hanging ring and pin shaft assembly 31, the third load-bearing hanging ring and pin shaft assembly 32, and the fourth load-bearing hanging ring and pin shaft assembly 35 are bolted through a lower hinge pin shaft 44 and a supporting cushion block 40.
Referring to fig. 12 and 13, the ground circulation simulation mechanism 29 according to the present invention is composed of a roller inner bearing housing upper assembly 45, a roller assembly 46, a roller bearing housing gear box upper assembly 47, a roller bearing housing gear box lower assembly 48, and a roller inner bearing housing lower assembly 49. The roller inner side bearing seat upper assembly body 45, the roller bearing seat gear box upper assembly body 47, the roller bearing seat gear box lower assembly body 48 and the roller inner side bearing seat lower assembly body 49 are all formed by processing steel plate parts, and threaded holes are formed in the roller bearing seat gear box lower assembly body 48 and the roller inner side bearing seat lower assembly body 49 and are in bolted connection with the roller bearing seat gear box upper assembly body 47 and the roller inner side bearing seat upper assembly body 45; the roller assembly 46 is clamped with a roller bearing box lower assembly 48 and a roller inner side bearing seat lower assembly 49.
Referring to fig. 14, the lower assembly 48 of the roller bearing gear box according to the present invention is composed of a spur pinion 50, a transition bearing cover 51, a reducer output through shaft 52, a reducer output shaft bearing cover 53, and a roller bearing gear box lower body 54. The spur pinion gear 50 is a standard cylindrical gear and is connected to a spur gear cylinder 59 in the drum assembly 46. The transition bearing end cover 51, the reducer output shaft bearing end cover 53 and the drum bearing pedestal gear box lower body 54 are connected through bolts.
Referring to fig. 15, the roller assembly 46 of the present invention is composed of an inner rolling bearing 55, a roller 56, a J-shaped frameless oil seal 57, a roller shaft 58, a spur cylindrical bull gear 59, and an outer rolling bearing 60; the inner rolling bearing 55, the roller 56, the J-shaped frameless oil seal 57, the outer rolling bearing 60 and the roller shaft 58 are rotationally connected; the straight-tooth cylinder bull gear 59 is in key transmission connection with the roller shaft 58.
The working principle of the double-front-axle vehicle detection and adjustment test bed is as follows:
the method comprises the steps of driving a double-front-axle automobile 2 to a detection and adjustment station equipment foundation and the ground 1, stopping four steering wheels of the double-front-axle automobile on a sideslip amount detection device 3 to detect the wheel sideslip amount and the axle sideslip amount, driving the double-front-axle automobile to a detection and adjustment test bed 5 after the detection and adjustment test bed is finished, and enabling the steering wheels of the automobile to be in contact with a simulated ground circulating motion mechanism 29 in a force-measuring running bed assembly 7. Starting a roller assembly 46 in the detection and adjustment test bed 5 to drive an automobile steering wheel to move, transmitting a lateral force generated when the automobile steering wheel rotates to two lateral force measuring sensor assemblies 33 and 34 through a simulated ground circulating motion mechanism 29, and measuring the lateral force of each steering wheel; meanwhile, the total mass of the automobile is transmitted to a first load-bearing lifting ring and pin shaft assembly body 30, a second load-bearing lifting ring and pin shaft assembly body 31, a third load-bearing lifting ring and pin shaft assembly body 32 and a fourth load-bearing lifting ring and pin shaft assembly body 35 through a ground circulation motion simulation mechanism 29, the first, second, third and fourth load-bearing lifting rings and pin shaft assembly bodies transmit the total mass of the automobile to a weighing sensor 11, and the sum of the measurement values of the weighing sensor 11 is the total mass of the automobile, so that the detection of the lateral force and the total mass of the automobile of the double-front-axle vehicle axle is completed.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (10)
1. A test stand for testing and adjusting a dual front axle vehicle, the test stand comprising: a lateral force platform base frame assembly body and a force measuring running platform assembly body,
platform assembly body is run in dynamometry includes: the simulation ground circulating motion mechanism is fixedly connected with the running platform framework and the force measuring mechanism assembly through the roller bearing seat gear box lower assembly and the roller inside bearing seat lower assembly; the ground circulation motion simulation mechanism is in transmission connection with a motor and a worm gear reducer assembly key through a reducer output through shaft;
the lateral force table foundation frame assembly comprises: the lateral force platform base frame welding body, the passing plate and the motor reducer cover plate cover welding body are fixedly connected;
the force measuring running platform assembly is connected with the pin shaft assembly and the weighing sensor in the lateral force platform base frame assembly through four bearing lifting rings in the running platform framework and the force measuring mechanism assembly; the force-measuring running platform assembly is connected with a lateral force sensor reaction plate in the lateral force platform base frame assembly through two lateral force sensors.
2. A test stand for testing and adjusting a dual front axle vehicle according to claim 1 wherein said lateral force table base frame weld comprises: the device comprises a weighing sensor, a longitudinal limiting roller support assembly and a frame structure which is formed by fixedly connecting an upper longitudinal beam and a lower longitudinal beam of a square tube of a basic frame, an upper cross beam and a lower cross beam of the square tube of the basic frame and four-corner stand columns of the basic frame, wherein the upper cross beam 15 of the rectangular tube of the basic frame is fixedly supported on the lower cross beam of the square tube of the basic frame through the main stand columns of the square tube and is fixedly connected with the inner side surface of the upper cross beam of the square tube of the basic frame, the weighing sensor and the longitudinal limiting roller support assembly are installed on the upper surface of the upper cross beam of the rectangular tube of the basic frame, a lateral force sensor reaction plate and.
3. A test stand for testing and adjusting a dual front axle vehicle according to claim 2 wherein said longitudinal restraint roller support assembly comprises: the device comprises a connecting ring, a rolling bearing, a longitudinal limiting roller shaft and a longitudinal limiting roller support welding body, wherein the longitudinal limiting roller shaft and the longitudinal limiting roller support welding body are fixedly connected, and the connecting ring and the rolling bearing are sleeved with the longitudinal limiting roller shaft and rotatably connected.
4. A test stand for testing and adjusting a dual front axle vehicle according to claim 1 wherein said deck frame and force measuring mechanism assembly comprises: the running platform frame rectangular pipe internal and external cross beams and the running platform frame square pipe longitudinal beam are fixedly connected with each other to form a frame structure, and the running platform frame rectangular pipe internal and external cross beams and the running platform frame square pipe longitudinal beam are reinforced through a running platform frame inclined strut square pipe.
5. A test stand for testing and adjusting a dual front axle vehicle according to claim 1 wherein said deck frame and force measuring mechanism assembly further comprises: the bearing lifting ring and the pin shaft assembly body are arranged at the end part of the square pipe longitudinal beam of the running platform frame, the bearing lifting ring and the pin shaft assembly body are fixedly connected with the supporting cushion block through a lower hinge pin shaft, and the supporting cushion block is fixed at the bottom of the square pipe longitudinal beam of the running platform frame.
6. The test bed for detecting and adjusting the double-front-axle vehicle as claimed in claim 5, wherein the number of the bearing rings and the pin shaft assembly body is four, the structure of the bearing rings and the pin shaft assembly body is the same, the bearing rings and the pin shaft assembly body respectively comprise bearing ring connecting sensor double-lug rings, bearing ring upper pin shafts, bearing rings and lower hinge pin shafts, the bearing ring connecting sensor double-lug rings and the bearing rings are rotatably connected through the bearing ring upper pin shafts, and the bearing rings and the lower hinge pin shafts are rotatably connected.
7. A test stand for testing and adjusting a dual front axle vehicle according to claim 1 wherein said deck frame and force measuring mechanism assembly further comprises: and the lateral force measuring sensor is arranged on the inner and outer cross beams of the running platform frame rectangular pipe, has the same structure and is rotatably connected with the inner and outer cross beams of the running platform frame rectangular pipe.
8. A test stand for testing and adjusting a dual front axle vehicle according to claim 1 wherein said simulated ground circulation motion mechanism comprises: the roller inner bearing seat upper assembly body is fixedly connected with the roller inner bearing seat lower assembly body; the upper assembly body of the roller bearing box is fixedly connected with the lower assembly body of the roller bearing box; the roller assembly body is clamped with the roller bearing seat gear box lower assembly body and the roller inner side bearing seat lower assembly body.
9. A test stand for testing and adjusting a dual front axle vehicle according to claim 8 wherein said roller bearing housing gear box lower assembly comprises: straight-tooth cylinder pinion, transition bearing end cover, reduction gear output through axle, reduction gear output shaft bearing end cover and the cylinder bearing gear box lower part of the body, transition bearing end cover and reduction gear output shaft bearing end cover and cylinder bearing gear box lower part of the body fixed connection, reduction gear output through axle passes through antifriction bearing and reduction gear output shaft bearing end cover and rotates and be connected, straight-tooth cylinder pinion is connected with the meshing of the straight-tooth cylinder gear wheel in the cylinder assembly body.
10. A test stand for testing and adjusting a dual front axle vehicle according to claim 8 or 9, wherein said roller assembly comprises: the rolling device comprises an inner rolling bearing, a roller, a J-shaped frameless oil seal, a roller shaft, a straight-tooth cylindrical gearwheel and an outer rolling bearing, wherein the inner rolling bearing, the roller, the J-shaped frameless oil seal and the outer rolling bearing are rotatably connected with the roller shaft; the straight-tooth cylindrical bull gear is in transmission connection with the roller shaft key.
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| CN202110386754.5A CN113029599B (en) | 2021-04-12 | 2021-04-12 | Be used for two front axle vehicle detection and adjustment test bench |
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| CN202110386754.5A CN113029599B (en) | 2021-04-12 | 2021-04-12 | Be used for two front axle vehicle detection and adjustment test bench |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310451A (en) * | 2021-07-05 | 2021-08-27 | 长春速建新技术开发有限公司 | Portable automobile overall dimension calibrating device |
| CN113405707A (en) * | 2021-06-28 | 2021-09-17 | 北京理工大学 | Orthogonal moment chassis dynamometer for simulating automobile steering working condition |
| CN113607437A (en) * | 2021-09-01 | 2021-11-05 | 一汽解放汽车有限公司 | Test bench for double-front-axle steering power-assisted system of vehicle |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030159519A1 (en) * | 1987-02-04 | 2003-08-28 | Kabushiki Kaisha Haradakuni | Lateral force-measuring device for a wheel, lateral force-measuring method, and vehicle-inspecting system having the device |
| CN101451915A (en) * | 2008-12-30 | 2009-06-10 | 吉林大学 | Thrust roller for preventing machine from deflecting by auto-adapting position of wheel and diameter of tyres for roller test stand |
| CN101592557A (en) * | 2009-06-30 | 2009-12-02 | 华南理工大学 | The detection method of automobile sideslip detector and sideslip |
| CN201364240Y (en) * | 2008-12-30 | 2009-12-16 | 吉林大学 | Auto-adaptive wheel order used for roller type test bed and catch wheel of tire diameter for preventing runout of vehicle |
| CN102589904A (en) * | 2011-12-22 | 2012-07-18 | 上海一成汽车检测设备科技有限公司 | Lateral force detector for four wheels of automobile |
| CN102607864A (en) * | 2012-02-23 | 2012-07-25 | 中国人民解放军军事交通学院 | Drum-type front-wheel sideslip adjusting platform |
| CN203274876U (en) * | 2013-05-07 | 2013-11-06 | 石家庄华燕交通科技有限公司 | Speed brake weighing composite detection apparatus |
| EP2677293A1 (en) * | 2012-06-20 | 2013-12-25 | Jens Mehnert | Test system and method for testing a vehicle |
| CN104833528A (en) * | 2015-05-15 | 2015-08-12 | 长春速建新技术开发有限公司 | Oil cylinder lifting type lift brake test platform |
| CN105486519A (en) * | 2016-01-15 | 2016-04-13 | 吉林大学 | Integrated testing device for inter-wheel sideslip and inter-shaft sideslip of double-steering-shaft automobile |
| CN105486520A (en) * | 2016-01-15 | 2016-04-13 | 吉林大学 | Testing and adjusting integrated device for steering wheel side force of multiple-steering-shaft automobile |
| CN106092599A (en) * | 2016-05-30 | 2016-11-09 | 长春速建新技术开发有限公司 | Sedan lifted type air bag lifting brake testing stand |
| CN106644518A (en) * | 2017-01-05 | 2017-05-10 | 贵州中航交通科技有限公司 | Automotive loading brake inspection table |
-
2021
- 2021-04-12 CN CN202110386754.5A patent/CN113029599B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030159519A1 (en) * | 1987-02-04 | 2003-08-28 | Kabushiki Kaisha Haradakuni | Lateral force-measuring device for a wheel, lateral force-measuring method, and vehicle-inspecting system having the device |
| CN101451915A (en) * | 2008-12-30 | 2009-06-10 | 吉林大学 | Thrust roller for preventing machine from deflecting by auto-adapting position of wheel and diameter of tyres for roller test stand |
| CN201364240Y (en) * | 2008-12-30 | 2009-12-16 | 吉林大学 | Auto-adaptive wheel order used for roller type test bed and catch wheel of tire diameter for preventing runout of vehicle |
| CN101592557A (en) * | 2009-06-30 | 2009-12-02 | 华南理工大学 | The detection method of automobile sideslip detector and sideslip |
| CN102589904A (en) * | 2011-12-22 | 2012-07-18 | 上海一成汽车检测设备科技有限公司 | Lateral force detector for four wheels of automobile |
| CN102607864A (en) * | 2012-02-23 | 2012-07-25 | 中国人民解放军军事交通学院 | Drum-type front-wheel sideslip adjusting platform |
| EP2677293A1 (en) * | 2012-06-20 | 2013-12-25 | Jens Mehnert | Test system and method for testing a vehicle |
| CN203274876U (en) * | 2013-05-07 | 2013-11-06 | 石家庄华燕交通科技有限公司 | Speed brake weighing composite detection apparatus |
| CN104833528A (en) * | 2015-05-15 | 2015-08-12 | 长春速建新技术开发有限公司 | Oil cylinder lifting type lift brake test platform |
| CN105486519A (en) * | 2016-01-15 | 2016-04-13 | 吉林大学 | Integrated testing device for inter-wheel sideslip and inter-shaft sideslip of double-steering-shaft automobile |
| CN105486520A (en) * | 2016-01-15 | 2016-04-13 | 吉林大学 | Testing and adjusting integrated device for steering wheel side force of multiple-steering-shaft automobile |
| CN106092599A (en) * | 2016-05-30 | 2016-11-09 | 长春速建新技术开发有限公司 | Sedan lifted type air bag lifting brake testing stand |
| CN106644518A (en) * | 2017-01-05 | 2017-05-10 | 贵州中航交通科技有限公司 | Automotive loading brake inspection table |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405707A (en) * | 2021-06-28 | 2021-09-17 | 北京理工大学 | Orthogonal moment chassis dynamometer for simulating automobile steering working condition |
| CN113310451A (en) * | 2021-07-05 | 2021-08-27 | 长春速建新技术开发有限公司 | Portable automobile overall dimension calibrating device |
| CN113607437A (en) * | 2021-09-01 | 2021-11-05 | 一汽解放汽车有限公司 | Test bench for double-front-axle steering power-assisted system of vehicle |
| CN113607437B (en) * | 2021-09-01 | 2024-04-12 | 一汽解放汽车有限公司 | Test bed for vehicle double front axle steering power-assisted system |
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