CN114942152B - Testing arrangement of mining equipment wheel - Google Patents
Testing arrangement of mining equipment wheel Download PDFInfo
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- CN114942152B CN114942152B CN202210873880.8A CN202210873880A CN114942152B CN 114942152 B CN114942152 B CN 114942152B CN 202210873880 A CN202210873880 A CN 202210873880A CN 114942152 B CN114942152 B CN 114942152B
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 238000005065 mining Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 238000004088 simulation Methods 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000003068 static effect Effects 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000003028 elevating effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/013—Wheels
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention belongs to the technical field of wheel testing of mining engineering vehicles, and particularly relates to a testing device for wheels of mining equipment. The pressure resistance of the wheels in a static state can be simulated, so that the state of the wheels of the mine vehicle during idling can be simulated, the pressure resistance of the wheels during rotation can be simulated by pressing the driving mechanism to drive the wheels to rotate, the state of the wheels of the mine vehicle during driving can be simulated, the state of the wheels of the mine vehicle at different rotating speeds during driving can be simulated by pressing the driving mechanism to change the rotating speed of the wheels, the wheels do not need to be fixed in the process, the operation is convenient, and the pressure resistance test device is very suitable for testing the wheels with large sizes.
Description
Technical Field
The invention relates to the technical field of wheel testing of mining engineering vehicles, in particular to a testing device for wheels of mining equipment.
Background
The wheels used by the mining engineering vehicle need to have excellent compression resistance and friction resistance, when the current wheels need to test various road conditions, a plurality of testing machines need to be continuously replaced to simulate various road conditions for testing, the wheels need to be continuously disassembled and installed on a new testing machine for testing when testing various road conditions, and the inconvenience of testing is caused.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a testing device for wheels of mining equipment.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a testing arrangement of mining equipment wheel, includes that center department sets up the base of passing through the mouth, the top slidable mounting of base has two of holding in the palm that the wheel carried and carries the subassembly, two adjustment mechanism that adjust two support and carry the subassembly interval are installed at the top of base, the top fixed mounting of base has two elevating system, and two elevating system are located two and hold in the palm the central point that carries between the subassembly, and two elevating system's top articulates has same extrusion wheel and drives the wheel and carry out the pivoted actuating mechanism that pushes down, the top fixed mounting that the subassembly was carried in the support has two slope seats that shelter from two adjustment mechanism and supplementary wheel and climb to two support and carry between the subassembly.
Preferably, elevating system includes the pole setting with the top fixed connection of base, the top fixed mounting of pole setting has the hydraulic stem, and the output pole top of two hydraulic stems articulates there is same crossbearer in two elevating system.
Preferably, the pressing driving mechanism comprises an installation table fixedly installed at the center of the cross frame, a pressure detection seat is fixedly installed at the bottom of the installation table, and two power guide rollers are hinged to the bottom of the pressure detection seat.
Preferably, the support carries the subassembly and includes two mount pads, all rotates on two mount pads and installs the mounting panel, fixed mounting has the stopper that leans on mount pad one side on the mounting panel, rotates between two mounting panels and installs two rollers.
Preferably, adjustment mechanism includes two guide rails of fixed mounting at the base top, and the cover all slides on two guide rails is equipped with the slider, and the top fixed mounting of two sliders has same diaphragm, the bottom of two mount pads all with the top fixed connection of diaphragm, the top of base articulates with the bottom of diaphragm has same telescopic link.
Preferably, set up a plurality of through-holes that are circumference array distribution on the roller, the equal fixed mounting in both sides of roller has the side shield, the inside of roller is equipped with rotates the gravel simulation subassembly of being connected with two side shields, the gravel simulation subassembly is including a plurality of protruding mechanisms that are circumference array distribution, a plurality of protruding mechanisms run through corresponding through-hole and with the inner wall sliding connection of corresponding through-hole, the gravel simulation subassembly is still including a plurality of displacement mechanisms of adjusting a plurality of protruding mechanism intervals, a plurality of displacement mechanisms are two direction mirror image distributions, the gravel simulation subassembly is still including running through two side shields and with two side shield damping rotation lead screws of being connected, the lead screw runs through a plurality of displacement mechanisms and is in the same place with a plurality of displacement mechanism threaded connection.
Preferably, the gravel simulation assembly comprises a cross bar, a plurality of protruding rods which are linearly distributed are fixedly installed on one side, close to the inner side of the roller, of the through hole, and the protruding rods penetrate through the corresponding through hole and are in sliding connection with the inner wall of the corresponding through hole.
Preferably, the variable pitch mechanism comprises an annular block which is sleeved on the screw rod through threads, a plurality of swing arms which are equal to the protruding mechanism in number are hinged to the annular block, and one ends, far away from the annular block, of the swing arms are hinged to corresponding crossbands respectively.
Preferably, the screw rod is provided with two sections of threads with opposite turning directions, the plurality of annular blocks arranged in the opposite directions are respectively sleeved on the threads with the corresponding turning directions through threads, and hand wheels are fixedly arranged at two ends of the screw rod.
Preferably, the top inner wall fixed mounting of slope seat has a plurality of reinforcing plates, and the bottom of a plurality of reinforcing plates all leans on together with the top of base.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the wheel to be tested is pushed to a position between two supporting and carrying assemblies from one side through the guide of the slope seat, then the two lifting mechanisms are controlled to drive the downward pressing driving mechanisms to move downward to press the wheel, so that the compression resistance of the wheel in a static state can be simulated, the state of the wheel of the mine vehicle in an idling state can be simulated, the compression resistance of the wheel in a rotating state can be simulated by driving the wheel to rotate through the downward pressing driving mechanisms, the state of the wheel of the mine vehicle in a driving state can be simulated, the rotating speed of the wheel can be changed through the downward pressing driving mechanisms, the state of the wheel of the mine vehicle in different rotating speeds in the driving state can be simulated, the wheel does not need to be fixed in the process, the operation is convenient, and the device is very suitable for testing the wheel with large size;
2. the length of the two lifting mechanisms is changed to enable the pressing driving mechanism to be in an inclined state, so that the state that the local stress of the wheels is different in the static or running process can be simulated, the distance between the two supporting and carrying components is adjusted through the adjusting mechanism, and the wheels with different diameters can be subjected to supporting and carrying tests by the lifting of the two lifting mechanisms with the pressing driving mechanisms, so that the device is suitable for testing the wheels of different mine vehicles;
3. according to the gravel simulation assembly, the plurality of protruding rods in the gravel simulation assembly are controlled to extend out of the corresponding through holes, so that the running state of the wheel on a gravel road can be simulated under the condition that the wheel abuts against the protruding mechanism.
Drawings
Fig. 1 is a schematic diagram of a testing device for wheels of mining equipment according to the present invention in a state of testing the wheels;
fig. 2 is a schematic overall structure diagram of a testing device for wheels of mining equipment according to the present invention;
fig. 3 is a schematic structural diagram of two lifting mechanisms and a pressing driving mechanism in the testing device for the wheels of the mining equipment provided by the invention;
fig. 4 is a schematic partial structural diagram of a testing device for wheels of mining equipment according to the present invention;
FIG. 5 is a partial enlarged view of the structure of FIG. 4;
fig. 6 is a schematic partial structural view of a carrying assembly in the testing device for wheels of mining equipment according to the present invention;
fig. 7 is a partial exploded view of a lifting mechanism in the testing device for the wheels of mining equipment, which is provided by the invention;
fig. 8 is a schematic structural diagram of a gravel simulation assembly in the testing device for the wheel of the mining equipment provided by the invention;
fig. 9 is a schematic structural diagram of a pitch mechanism in the testing device for wheels of mining equipment, which is provided by the invention;
fig. 10 is a schematic structural diagram of a slope seat in the testing device for wheels of mining equipment according to the present invention.
In the figure: 1. a base; 11. a through port; 2. a carrying assembly; 21. a mounting base; 22. mounting a plate; 221. a limiting block; 23. a roller; 231. a through hole; 232. a side dam; 24. a gravel simulation assembly; 241. a pitch change mechanism; 2411. a ring block; 2412. swinging arms; 242. a screw rod; 243. a projection mechanism; 2431. a horizontal bar; 2432. a projecting rod; 244. a hand wheel; 3. a lifting mechanism; 31. erecting a rod; 32. a hydraulic rod; 33. a transverse frame; 4. a pressing-down driving mechanism; 41. an installation table; 42. a pressure detection seat; 43. a power guide roller; 5. an adjustment mechanism; 51. a telescopic rod; 52. a guide rail; 53. a slider; 54. a transverse plate; 6. a ramp seat; 61. a reinforcing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 10, the present invention provides a technical solution: the utility model provides a testing arrangement of mining equipment wheel, base 1 through mouth 11 is seted up including center department, base 1's top slidable mounting has two of holding in the palm and carries subassembly 2 of carrying the wheel, two adjustment mechanism 5 that carry subassembly 2 interval are installed at two of adjustment supports at base 1's top, base 1's top fixed mounting has two elevating system 3, two elevating system 3 are located two and hold in the palm the central point that carries between the subassembly 2, the top of two elevating system 3 articulates has same extrusion wheel and drives the wheel and carry out pivoted actuating mechanism 4 that pushes down, the top fixed mounting that holds in the palm and carries subassembly 2 has two slope seats 6 that shelter from two adjustment mechanism 5 and supplementary wheel and climb to two support between the subassembly 2.
The lifting mechanism 3 comprises a vertical rod 31 fixedly connected with the top of the base 1, a hydraulic rod 32 is fixedly mounted at the top end of the vertical rod 31, and the top ends of output rods of the two hydraulic rods 32 in the two lifting mechanisms 3 are hinged to the same cross frame 33.
The pressing-down driving mechanism 4 comprises a mounting table 41 fixedly mounted at the center of the cross frame 33, a pressure detection seat 42 is fixedly mounted at the bottom of the mounting table 41, and two power guide rollers 43 are hinged to the bottom of the pressure detection seat 42.
Further, when the wheel is placed between the two carrying assemblies 2, the downward pressing driving mechanism 4 is located right above the wheel, and by controlling the two hydraulic rods 32 to contract simultaneously, in the downward moving process of the cross frame 33, the two power guide rollers 43 can generate downward pressure on the wheel in the process of contacting with the top of the wheel and moving downwards continuously, the downward pressure caused by the mounting table 41 can be calculated according to the pressure detection seat 42, and when the two power guide rollers 43 rotate, the wheel can be driven to rotate, so that the pressure resistance of the wheel in a static state and a rotating state can be detected, and by controlling the two hydraulic rods 32 to present different contraction degrees, the cross frame 33 can be inclined, so that the two power guide rollers 43 can be inclined, the two sides of the wheel are subjected to downward pressure of different magnitudes, the condition that the stress is different in the running process of the wheel can be simulated, the through port 11 formed in the base 1 can enable the bottom of the wheel placed on the two supporting and carrying assemblies 2 to penetrate through the through port 11, the bottom of the wheel can be completely pressed on the two supporting and carrying assemblies 2, the pressure detection seat 42 is fixedly connected with the mounting table 41 through the elastic piece, and a pressure sensor capable of detecting the pressure is installed between the mounting table 41 and the pressure detection seat 42.
The support carries subassembly 2 and includes two mount pads 21, all rotates on two mount pads 21 and installs mounting panel 22, and fixed mounting has the stopper 221 that leans on in mount pad 21 one side on the mounting panel 22, rotates between two mounting panels 22 and installs two rollers 23.
Further, the two rollers 23 can be completely attached to the outer sides of the wheels along with the rotation of the mounting plate 22, the two rollers 23 can support the wheels with different diameters according to the swing of the mounting plate 22, and the limiting block 221 abuts against the mounting seat 21 to prevent the mounting plate 22 from contacting with the base 1.
The adjusting mechanism 5 comprises two guide rails 52 fixedly mounted at the top of the base 1, the two guide rails 52 are respectively provided with a sliding block 53 in a sliding manner, the tops of the two sliding blocks 53 are fixedly provided with a transverse plate 54, the bottoms of the two mounting seats 21 are respectively fixedly connected with the top of the transverse plate 54, and the top of the base 1 and the bottom of the transverse plate 54 are hinged to a same telescopic rod 51.
Furthermore, the transverse plate 54 can slide on the two guide rails 52 by means of the two sliders 53 by controlling the extension and contraction of the telescopic rods 51, so that when the two telescopic rods 51 are simultaneously extended, the distance between the two carrying assemblies 2 can be reduced to carry wheels with smaller diameters, and when the two telescopic rods 51 are shortened, the distance between the two lifting mechanisms 3 can be increased to carry wheels with larger diameters, so that the two carrying assemblies 2 can carry wheels with different diameters with the aid of the two adjusting mechanisms 5.
Offer a plurality of through-holes 231 that are circumference array distribution on the roller 23, the equal fixed mounting in both sides of roller 23 has side shield 232, the inside of roller 23 is equipped with rotates the gravel simulation subassembly 24 of being connected with two side shields 232, gravel simulation subassembly 24 is including a plurality of protruding mechanisms 243 that are circumference array distribution, a plurality of protruding mechanisms 243 run through corresponding through-hole 231 and with the inner wall sliding connection of corresponding through-hole 231, gravel simulation subassembly 24 is still including a plurality of displacement mechanism 241 of adjusting a plurality of protruding mechanism 243 intervals, a plurality of displacement mechanism 241 are two directions mirror image distribution, gravel simulation subassembly 24 is still including running through two side shields 232 and with the lead screw 242 that two side shields 232 damping rotation are connected, lead screw 242 runs through a plurality of displacement mechanism 241 and is in the same place with a plurality of displacement mechanism 241 threaded connection.
The gravel simulation assembly 24 comprises a cross bar 2431, a plurality of linearly distributed protruding rods 2432 are fixedly installed on one side of the through hole 231 close to the inner side of the roller 23, and the plurality of protruding rods 2432 penetrate through the corresponding through hole 231 and are in sliding connection with the inner wall of the corresponding through hole 231.
The variable pitch mechanism 241 comprises a ring block 2411 sleeved on the screw rod 242 in a threaded manner, a plurality of swing arms 2412 equal to the protruding mechanisms 243 in number are hinged to the ring block 2411, and one ends, far away from the ring block 2411, of the plurality of swing arms 2412 are hinged to corresponding cross bars 2431 respectively.
Two sections of threads with opposite rotation directions are arranged on the screw rod 242, a plurality of annular blocks 2411 arranged in opposite directions are respectively sleeved on the threads with the corresponding rotation directions through threads, and hand wheels 244 are fixedly arranged at two ends of the screw rod 242.
Furthermore, the variable pitch mechanisms 241 in two directions can move on the screw rod 242 and approach each other in the process of screwing the screw rod 242 through the hand wheel 244, and when the ring block 2411 on the variable pitch mechanism 241 moves, one ends of the swing arms 2412 far away from the ring block 2411 can be expanded mutually, in the process, the cross bars 2431 are synchronously far away from each other, so that the protruding rods 2432 on the cross bars 2431 protrude out of the through hole 231, the running state of the wheel on a gravel road can be simulated under the condition that the wheel is in contact with the protruding rods 2432, and the protruding rods 2432 can be completely accommodated in the through hole 231 under the condition that the hand wheel 244 is rotated reversely, and the running state of the wheel on a flat road can be simulated under the condition that the wheel is in contact with the outer surface of the roller 23.
The top inner wall fixed mounting of slope seat 6 has a plurality of reinforcing plates 61, and the bottom of a plurality of reinforcing plates 61 all leans on together with the top of base 1.
Further, the pressure resistance of the slope seat 6 can be improved by additionally arranging the reinforcing plate 61, and the slope seat 6 arranged on the slope surface can conveniently push the tire to the base 1 from one side and fall between the two supporting and carrying components 2.
In the embodiment, when the device is used, a wheel to be tested is pushed to a position between the two supporting and carrying assemblies 2 from one side through the guide of the slope seat 6, and then the two lifting mechanisms 3 are controlled to drive the pressing driving mechanism 4 to move downwards to press the wheel, so that the pressure resistance of the wheel in a static state can be simulated, and the state of the wheel of a mine vehicle during idling can be simulated; the pressure resistance of the wheels during rotation can be simulated by driving the wheels to rotate through the pressing driving mechanism 4, so that the state of the wheels during running of the mine vehicle can be simulated; the state that the wheels are at different rotating speeds when the mine vehicle runs is simulated by changing the rotating speed of the wheels through pressing the driving mechanism 4;
the length of the two lifting mechanisms 3 is changed to enable the pressing driving mechanism 4 to be in an inclined state, so that the state that the local stress of the wheels is different in the static or running process can be simulated, the distance between the two supporting and carrying components 2 is adjusted through the adjusting mechanism 5, the two lifting mechanisms 3 with the lifting of the pressing driving mechanism 4 can carry out supporting and carrying tests on the wheels with different diameters, and the device is suitable for wheel tests of different mine vehicles;
by controlling the protrusion rods 2432 of the gravel pack assembly 24 to protrude from the corresponding through holes 231, the driving state of the wheel on the gravel road can be simulated when the wheel abuts against the protrusion mechanism 243.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (3)
1. The utility model provides a testing arrangement of mining equipment wheel, includes that center department sets up base (1) through mouth (11), its characterized in that: the lifting device is characterized in that two supporting and carrying components (2) for supporting and carrying wheels are slidably mounted at the top of the base (1), two adjusting mechanisms (5) for adjusting the distance between the two supporting and carrying components (2) are mounted at the top of the base (1), two lifting mechanisms (3) are fixedly mounted at the top of the base (1), the two lifting mechanisms (3) are positioned at the central part between the two supporting and carrying components (2), the tops of the two lifting mechanisms (3) are hinged with a pressing-down driving mechanism (4) for extruding wheels and driving the wheels to rotate, and two slope seats (6) for shielding the two adjusting mechanisms (5) and assisting the wheels to climb to the position between the two supporting and carrying components (2) are fixedly mounted at the top of the supporting and carrying components (2);
the lifting mechanisms (3) comprise vertical rods (31) fixedly connected with the top of the base (1), hydraulic rods (32) are fixedly mounted at the top ends of the vertical rods (31), and the top ends of output rods of two hydraulic rods (32) in the two lifting mechanisms (3) are hinged to the same transverse frame (33);
the pressing driving mechanism (4) comprises an installation table (41) fixedly installed at the center of the cross frame (33), a pressure detection seat (42) is fixedly installed at the bottom of the installation table (41), and two power guide rollers (43) are hinged to the bottom of the pressure detection seat (42);
the supporting and carrying assembly (2) comprises two mounting seats (21), mounting plates (22) are rotatably mounted on the two mounting seats (21), limiting blocks (221) abutted against one sides of the mounting seats (21) are fixedly mounted on the mounting plates (22), and two rollers (23) are rotatably mounted between the two mounting plates (22);
the gravel simulation device is characterized in that a plurality of through holes (231) distributed in a circumferential array are formed in the roller (23), side baffles (232) are fixedly mounted on two sides of the roller (23), gravel simulation assemblies (24) rotatably connected with the two side baffles (232) are arranged in the roller (23), each gravel simulation assembly (24) comprises a plurality of protruding mechanisms (243) distributed in the circumferential array, the plurality of protruding mechanisms (243) penetrate through the corresponding through holes (231) and are in sliding connection with the inner walls of the corresponding through holes (231), the gravel simulation assemblies (24) further comprise a plurality of pitch changing mechanisms (241) for adjusting the intervals of the plurality of protruding mechanisms (243), the plurality of pitch changing mechanisms (241) are distributed in a mirror image mode in two directions, each gravel simulation assembly (24) further comprises a lead screw (242) penetrating through the two side baffles (232) and in damping rotation connection with the two side baffles (232), and the lead screw (242) penetrates through the plurality of pitch changing mechanisms (241) and is in threaded connection with the plurality of pitch changing mechanisms (241);
the gravel simulation assembly (24) comprises a cross bar (2431), a plurality of linearly distributed protruding rods (2432) are fixedly installed on one side, close to the inner side of the roller (23), of the through hole (231), and the protruding rods (2432) penetrate through the corresponding through hole (231) and are in sliding connection with the inner wall of the corresponding through hole (231);
the variable pitch mechanism (241) comprises an annular block (2411) sleeved on the screw rod (242) in a threaded manner, a plurality of swing arms (2412) with the number equal to that of the protruding mechanisms (243) are hinged to the annular block (2411), and one ends, far away from the annular block (2411), of the swing arms (2412) are hinged to corresponding cross bars (2431) respectively;
the screw rod (242) is provided with two sections of threads with opposite rotation directions, a plurality of annular blocks (2411) arranged in opposite directions are respectively sleeved on the threads with corresponding rotation directions in a threaded manner, and hand wheels (244) are fixedly mounted at two ends of the screw rod (242).
2. The mining equipment wheel testing device as set forth in claim 1, wherein: adjustment mechanism (5) are including two guide rail (52) of fixed mounting at base (1) top, and the cover that all slides on two guide rail (52) is equipped with slider (53), and the top fixed mounting of two slider (53) has same diaphragm (54), the bottom of two mount pads (21) all with the top fixed connection of diaphragm (54), the top of base (1) articulates with the bottom of diaphragm (54) has same telescopic link (51).
3. The mining equipment wheel testing device as set forth in claim 1, wherein: the top inner wall fixed mounting of slope seat (6) has a plurality of reinforcing plates (61), and the bottom of a plurality of reinforcing plates (61) all leans on with the top of base (1) to lean on together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210873880.8A CN114942152B (en) | 2022-07-25 | 2022-07-25 | Testing arrangement of mining equipment wheel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210873880.8A CN114942152B (en) | 2022-07-25 | 2022-07-25 | Testing arrangement of mining equipment wheel |
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| CN114942152A CN114942152A (en) | 2022-08-26 |
| CN114942152B true CN114942152B (en) | 2022-12-09 |
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| CN115342974A (en) * | 2022-10-18 | 2022-11-15 | 镇江丰成特种工具有限公司 | Diamond grinding wheel dynamic balance detection device |
| CN115719556B (en) * | 2022-12-16 | 2023-06-02 | 扬州工业职业技术学院 | Multi-working-condition simulation device for automotive suspension |
| CN116818365A (en) * | 2023-06-29 | 2023-09-29 | 中国人民公安大学 | Simulation automobile road testing device based on intelligent network connection |
| CN117686239B (en) * | 2024-01-31 | 2024-04-19 | 江苏智能无人装备产业创新中心有限公司 | Electric vehicle energy dissipation testing arrangement |
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