CN111060331A - Performance test platform for electric power steering system of industrial transport vehicle - Google Patents
Performance test platform for electric power steering system of industrial transport vehicle Download PDFInfo
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- CN111060331A CN111060331A CN202010000951.4A CN202010000951A CN111060331A CN 111060331 A CN111060331 A CN 111060331A CN 202010000951 A CN202010000951 A CN 202010000951A CN 111060331 A CN111060331 A CN 111060331A
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- 238000012360 testing method Methods 0.000 claims abstract description 53
- 238000001514 detection method Methods 0.000 claims abstract description 12
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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
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Abstract
A performance test platform for an electric power steering system of an industrial transport vehicle comprises a test bed bracket, an EPS system assembly and a detection system, wherein the EPS system assembly and the detection system are both arranged on the test bed bracket; the test bed bracket comprises a test bed bottom plate, an inclined bracket adjusting plate and an inclined bracket; the detection system comprises a torque sensor I, a torque acquisition device, a torque sensor II, an electronic control unit ECU and an input motor control unit; the EPS system assembly comprises a steering wheel, an input shaft, a torque input large gear, a coupling I, a coupling II, a bevel gear shaft I, a bevel gear II, a bevel gear shaft II, a power-assisted large gear, a large gear shaft, a coupling III, a coupling IV and a magnetic powder brake which are connected in sequence. The invention can be applied to the performance test of the electric power steering system of various industrial transport vehicles.
Description
Technical Field
The invention relates to the field of performance testing of vehicle electric power steering systems, in particular to a performance testing platform for an electric power steering system of an industrial haulage vehicle.
Background
An Electric Power Steering (EPS) system is a Power Steering system directly relying on a motor to provide an auxiliary torque, and has become a research hotspot in the field of domestic vehicles in recent years, and a mature technology is available abroad, however, the technology is still at a more basic stage domestically. The performance of the EPS is directly related to the safety and reliability, driving comfort, and operation sensitivity and portability of the vehicle.
The electric power steering system can be mechanically divided into a mechanical steering system and a power steering system, main components of the mechanical steering system in most electric power steering systems are all torque signal acquisition structures, and the test requirements of electric power steering systems of different styles or types cannot be met, so that the experiment table with strong universality, reliable structure and simple test is a to-be-solved matter.
Disclosure of Invention
In order to overcome the problems, the invention provides a performance test platform for an electric power steering system of an industrial haulage vehicle, which is suitable for the performance test of the electric power steering system of various industrial haulage vehicles.
The technical scheme adopted by the invention is as follows: the utility model provides an industry haulage vehicle electric power steering system capability test platform which characterized in that: the device comprises a test bed bracket, an EPS system assembly and a detection system, wherein the EPS system assembly and the detection system are both arranged on the test bed bracket;
the test bed bracket comprises a test bed bottom plate 29, an inclined bracket adjusting plate 30 and an inclined bracket 31; the inclined bracket 31 comprises an inclined bracket inclined plate and an inclined bracket bottom plate which is horizontally arranged, and the right end of the inclined bracket bottom plate is obliquely provided with the inclined bracket inclined plate towards the left; the test bed base plate 29 and the inclined bracket adjusting plate 30 are both horizontally arranged, the inclined bracket adjusting plate 30 is fixed at the left end of the test bed base plate 29, a horizontally arranged U-shaped groove is formed in the inclined bracket adjusting plate 30, the inclined bracket base plate is installed on the inclined bracket adjusting plate 30 through the U-shaped groove of the inclined bracket adjusting plate 30, and the inclined bracket 31 can transversely move on the inclined bracket adjusting plate 30 along the horizontal direction;
the detection system comprises a torque sensor I5, a torque acquisition device 11, a torque sensor II 16, an electronic control unit ECU and an input motor control unit; the torque sensor I5, the torque acquisition device 11 and the torque sensor II 16 are electrically connected with an electronic control unit ECU, the electronic control unit ECU is electrically connected with the power-assisted motor 23, and the input motor control unit is electrically connected with the input motor 34;
the EPS system assembly comprises a steering wheel 1, an input shaft 2, a torque input large gear 3, a coupler I4, a coupler II 6, a bevel gear shaft I7, a bevel gear I8, a bevel gear II 9, a bevel gear shaft II 10, a power-assisted large gear 13, a large gear shaft 14, a coupler III 15, a coupler IV 17 and a magnetic powder brake 18;
the steering wheel 1 is connected with the left end of the input shaft 2, the middle shaft section of the input shaft 2 is provided with a torque input large gear 3, a bearing seat IV 36 supports the input shaft 2 through a bearing, and the steering wheel 1 and the torque input large gear 3 are positioned outside an inclined plate of an inclined bracket; the right end of an input shaft 2 is connected with an input shaft of a torque sensor I5 through a coupler I4, a torque sensor base I33 supports the torque sensor I5, an output shaft of the torque sensor I5 is connected with the left end of a bevel gear shaft I7 through a coupler II 6, a bearing seat III 32 supports the bevel gear shaft I7 through a bearing, a bevel gear I8 is arranged at the right end of the bevel gear shaft I7, and the bevel gear I8 is meshed with a bevel gear II 9; the axial leads of a steering wheel 1, an input shaft 2, a torque input large gear 3, a coupler I4, a torque sensor I5, a coupler II 6, a bevel gear shaft I7 and a bevel gear I8 are positioned on the same straight line parallel to the inclined plate of the inclined bracket, and the straight line parallel to the inclined plate of the inclined bracket is positioned above the inclined plate of the inclined bracket; the bevel gear II 9 is sequentially connected with a bevel gear shaft II 10, a torque acquisition device 11, a torque acquisition device output shaft 12, a power-assisted large gear 13, a large gear shaft 14, a coupler III 15, a torque sensor II 16, a coupler IV 17 and a magnetic powder brake 18; the bearing seat II 26 supports the bevel gear shaft II 10 through a bearing, and the bearing seat base II 25 supports the bearing seat II 26; the bearing seat I21 supports the large gear shaft 14 through a bearing, and the bearing seat base I20 supports the bearing seat I21; the torque sensor base II 19 supports a torque sensor II 16; the axial leads of the bevel gear II 9, the bevel gear shaft II 10, the torque acquisition device 11, the torque acquisition device output shaft 12, the power-assisted large gear 13, the large gear shaft 14, the coupler III 15, the torque sensor II 16, the coupler IV 17 and the magnetic powder brake 18 are positioned on the same straight line parallel to the base plate 29 of the test bed;
a torque input pinion 37 is further arranged below the torque input large gear 3, the torque input pinion 37 is mounted on an output shaft of an input motor 34, an input motor base 35 is arranged on the back of an inclined plate of an inclined bracket, a U-shaped groove is formed in the input motor base 35 along the axial direction of the input motor 34, the input motor 34 is mounted on the input motor base 35 through the U-shaped groove in the input motor base 35, the input motor 34 can move on the input motor base 35 along the axial direction of the input motor 34, and the torque input pinion 37 is adjusted to be correctly meshed with the torque input large gear 3;
a power-assisted pinion 22 is further arranged on one side of the power-assisted gearwheel 13, and the power-assisted pinion 22 is connected with an output shaft of a power-assisted motor 23; the bottom plate of the motor base 24 is arranged on the bottom plate 29 of the test bed, a U-shaped groove is formed in the motor base 24 along the axial direction of the power-assisted motor 23, the power-assisted motor 23 is arranged on the bottom plate of the power-assisted motor base 24 through the U-shaped groove in the bottom plate of the power-assisted motor base 24, the power-assisted motor 23 can move on the power-assisted motor base 24 along the axial direction of the power-assisted motor 23, and the power-assisted pinion 22 is adjusted to be correctly meshed with the.
Further, the bottom surface of the test bed bottom plate 29 is symmetrically provided with two square tubes for enhancing the rigidity of the test bed bottom plate 29 along the length direction; the terminal surface of square pipe is equipped with L shaped steel, and the bottom of L shaped steel is equipped with test bench and adjusts foot 27.
The invention has the beneficial effects that: the performance test device can be suitable for the performance test of the electric power steering system of various industrial carrying vehicles. The input shaft 2 is arranged on the inclined bracket 31 with a certain inclination, the design concept of most industrial carrying vehicles is met, the performance test platform is similar to the input shaft of the actual industrial carrying vehicle, and the performance of the electric power steering system of the vehicle to be detected can be more accurately tested; by changing the transmission ratio of the bevel gear I8 and the bevel gear II 9 and adjusting the inclined bracket 31 to move on the inclined bracket adjusting plate 30, the bevel gear I8 and the bevel gear II 9 are correctly meshed, the transmission ratio of the steering wheel 1 and the input shaft of the torque acquisition device 11 can be changed, and the device and the method can be suitable for testing the performances of electric power-assisted steering systems of different types of industrial transport vehicles; the test platform has reliable design, convenient assembly and disassembly, easy replacement of parts to be tested and high flexibility; the manual input torque and the electric input torque are selected, more performance tests of the electric power steering system of the industrial transport vehicle can be met, and the obtained test result is more accurate.
Drawings
Figure 1 is an isometric view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a rear view of the present invention.
Fig. 4 is a right side view of the present invention.
Fig. 5 is a top view of the present invention.
FIG. 6 is a schematic view of the construction of the reclining brace adjusting plate of the present invention.
FIG. 7 is a schematic structural view of the angle bracket of the present invention.
FIG. 8 is a schematic view of the construction of the motor base of the present invention.
FIG. 9 is a schematic structural diagram of the base II of the torque sensor of the present invention.
FIG. 10 is a schematic view of the structure of the base plate of the test stand of the present invention.
Description of reference numerals: 1-steering wheel, 2-input shaft, 3-torque input gearwheel, 4-coupler I, 5-torque sensor I, 6-coupler II, 7-bevel gear shaft I, 8-bevel gear I, 9-bevel gear II, 10-bevel gear shaft II, 11-torque acquisition device, 12-torque acquisition device output shaft, 13-power-assisted gearwheel, 14-large gear shaft, 15-coupler III, 16-torque sensor II, 17-coupler IV, 18-magnetic powder brake, 19-torque sensor base II, 20-bearing base I, 21-bearing base I, 22-power-assisted pinion, 23-power-assisted motor, 24-power-assisted motor base, 25-bearing base II, 26-torque sensor base II, 27-test bed adjusting feet, 28-test bed adjusting foot nuts, 29-test bed bottom plates, 30-inclined support adjusting plates, 31-inclined supports, 32-bearing seats III, 33-torque sensor bases I and 34-input motors, 35-input motor bases, 36-bearing seats IV and 37-torque input pinions.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto:
referring to the attached drawings, the performance test platform for the electric power steering system of the industrial haulage vehicle is characterized in that: the device comprises a test bed bracket, an EPS system assembly and a detection system, wherein the EPS system assembly and the detection system are both arranged on the test bed bracket;
the test bed bracket comprises a test bed bottom plate 29, an inclined bracket adjusting plate 30 and an inclined bracket 31; the inclined bracket 31 comprises an inclined bracket inclined plate and an inclined bracket bottom plate which is horizontally arranged, and the right end of the inclined bracket bottom plate is obliquely provided with the inclined bracket inclined plate towards the left; the test bed base plate 29 and the inclined bracket adjusting plate 30 are both horizontally arranged, the inclined bracket adjusting plate 30 is fixed at the left end of the test bed base plate 29, a horizontally arranged U-shaped groove is formed in the inclined bracket adjusting plate 30, the inclined bracket base plate is installed on the inclined bracket adjusting plate 30 through the U-shaped groove of the inclined bracket adjusting plate 30, and the inclined bracket 31 can transversely move on the inclined bracket adjusting plate 30 along the horizontal direction; the bottom surface of the test bed bottom plate 29 is symmetrically provided with two square tubes for enhancing the rigidity of the test bed bottom plate 29 along the length direction; the terminal surface of side's pipe is equipped with L shaped steel, and there is the through-thread hole bottom of L shaped steel, and test bench regulation foot 27 is connected with test bench bottom plate 29 through screw hole and bench regulation foot nut 28.
The detection system comprises a torque sensor I5, a torque acquisition device 11, a torque sensor II 16, an electronic control unit ECU and an input motor control unit; the torque sensor I5, the torque acquisition device 11 and the torque sensor II 16 are electrically connected with an electronic control unit ECU, the electronic control unit ECU is electrically connected with the power-assisted motor 23, and the input motor control unit is electrically connected with the input motor 34;
the EPS system assembly comprises a steering wheel 1, an input shaft 2, a torque input large gear 3, a coupler I4, a coupler II 6, a bevel gear shaft I7, a bevel gear I8, a bevel gear II 9, a bevel gear shaft II 10, a power-assisted large gear 13, a large gear shaft 14, a coupler III 15, a coupler IV 17 and a magnetic powder brake 18;
the steering wheel 1 is connected with the left end of the input shaft 2, the middle shaft section of the input shaft 2 is provided with a torque input large gear 3, a bearing seat IV 36 supports the input shaft 2 through a bearing, and the steering wheel 1 and the torque input large gear 3 are positioned outside an inclined plate of an inclined bracket; the right end of an input shaft 2 is connected with an input shaft of a torque sensor I5 through a coupler I4, a torque sensor base I33 supports the torque sensor I5, an output shaft of the torque sensor I5 is connected with the left end of a bevel gear shaft I7 through a coupler II 6, a bearing seat III 32 supports the bevel gear shaft I7 through a bearing, a bevel gear I8 is arranged at the right end of the bevel gear shaft I7, and the bevel gear I8 is meshed with a bevel gear II 9; the axial leads of a steering wheel 1, an input shaft 2, a torque input large gear 3, a coupler I4, a torque sensor I5, a coupler II 6, a bevel gear shaft I7 and a bevel gear I8 are positioned on the same straight line parallel to the inclined plate of the inclined bracket, and the straight line parallel to the inclined plate of the inclined bracket is positioned above the inclined plate of the inclined bracket; the bevel gear II 9 is sequentially connected with a bevel gear shaft II 10, a torque acquisition device 11, a torque acquisition device output shaft 12, a power-assisted large gear 13, a large gear shaft 14, a coupler III 15, a torque sensor II 16, a coupler IV 17 and a magnetic powder brake 18; the bearing seat II 26 supports the bevel gear shaft II 10 through a bearing, and the bearing seat base II 25 supports the bearing seat II 26; the bearing seat I21 supports the large gear shaft 14 through a bearing, and the bearing seat base I20 supports the bearing seat I21; the torque sensor base II 19 supports a torque sensor II 16; the axial leads of the bevel gear II 9, the bevel gear shaft II 10, the torque acquisition device 11, the torque acquisition device output shaft 12, the power-assisted large gear 13, the large gear shaft 14, the coupler III 15, the torque sensor II 16, the coupler IV 17 and the magnetic powder brake 18 are positioned on the same straight line parallel to the base plate 29 of the test bed;
a torque input pinion 37 is further arranged below the torque input large gear 3, the torque input pinion 37 is mounted on an output shaft of an input motor 34, an input motor base 35 is arranged on the back face of an inclined support inclined plate, a U-shaped groove is formed in the input motor base 35 along the axial direction of the input motor 34, the input motor 34 is mounted on the input motor base 35 through the U-shaped groove in the input motor base 35, the input motor 34 can move on the input motor base 35 along the axial direction of the input motor 34, and the torque input pinion 37 and the torque input large gear 3 are adjusted to be correctly meshed
A power-assisted pinion 22 is further arranged on one side of the power-assisted gearwheel 13, and the power-assisted pinion 22 is connected with an output shaft of a power-assisted motor 23; the bottom plate of the motor base 24 is arranged on the bottom plate 29 of the test bed, a U-shaped groove is formed in the motor base 24 along the axial direction of the power-assisted motor 23, the power-assisted motor 23 is arranged on the bottom plate of the power-assisted motor base 24 through the U-shaped groove in the bottom plate of the power-assisted motor base 24, the power-assisted motor 23 can move on the power-assisted motor base 24 along the axial direction of the power-assisted motor 23, and the power-assisted pinion 22 is adjusted to be correctly meshed with the.
The specific working principle is as follows: when the manual input torque is selected for testing, the input motor base 35 is adjusted to enable the torque input pinion 37 to be disengaged from the torque input large gear 3, at the moment, the torque is manually applied to the steering wheel 1, the applied torque is transmitted to the torque sensor I5 through the input shaft 2 and then transmitted to the torque acquisition device 11 through the bevel gear I8 and the bevel gear II 9, the relative angular displacement of the bevel gear shaft II 10 and the torque acquisition device output shaft 12 is detected by the angular displacement sensor in the torque acquisition device 11, the relative angular displacement is converted into an electric signal through an internal chip and is directly transmitted to the electronic control unit ECU through a lead, the electronic control unit ECU collects the analog signal of the torque acquisition device 11 and combines other related signals, after a given control algorithm, the electric signal is output to control the power motor 23 to provide the required power assisting value, and the power assisting value is transmitted to the power assisting pinion 22 after passing through, and the speed is reduced again and is transmitted to the power-assisted big gear 13, the power-assisted torque and the torque output by the torque acquisition device output shaft 12 act together, and the power-assisted torque and the torque output by the torque acquisition device output shaft pass through the torque sensor II 16 to drive the magnetic powder brake 18 with resistance to rotate, so that the steering process of the steering wheel is simulated.
When the motor input is selected, the input motor base 35 is adjusted to enable the torque input pinion 37 to be correctly meshed with the torque input large gear 3, and the input motor 34 is controlled to apply torque to the input shaft 2 instead of manually, so that the performance test of the electric power steering system of the industrial transport vehicle is realized.
The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but rather by the equivalents thereof as may occur to those skilled in the art upon consideration of the present inventive concept.
Claims (2)
1. The utility model provides an industry haulage vehicle electric power steering system capability test platform which characterized in that: the device comprises a test bed bracket, an EPS system assembly and a detection system, wherein the EPS system assembly and the detection system are both arranged on the test bed bracket;
the test bed bracket comprises a test bed bottom plate (29), an inclined bracket adjusting plate (30) and an inclined bracket (31); the inclined bracket (31) comprises an inclined bracket inclined plate and an inclined bracket bottom plate which is horizontally arranged, and the right end of the inclined bracket bottom plate is obliquely provided with the inclined bracket inclined plate towards the left; the test bed base plate (29) and the inclined bracket adjusting plate (30) are both horizontally arranged, the inclined bracket adjusting plate (30) is fixed at the left end of the test bed base plate (29), a horizontally arranged U-shaped groove is formed in the inclined bracket adjusting plate (30), the inclined bracket base plate is installed on the inclined bracket adjusting plate (30) through the U-shaped groove of the inclined bracket adjusting plate (30), and the inclined bracket (31) can transversely move on the inclined bracket adjusting plate (30) along the horizontal direction;
the detection system comprises a torque sensor I (5), a torque acquisition device (11), a torque sensor II (16), an electronic control unit ECU and an input motor control unit; the torque sensor I (5), the torque acquisition device (11) and the torque sensor II (16) are electrically connected with an electronic control unit ECU (electronic control unit), the electronic control unit ECU is electrically connected with a power-assisted motor (23), and an input motor control unit is electrically connected with an input motor (34);
the EPS system assembly comprises a steering wheel (1), an input shaft (2), a torque input large gear (3), a coupling I (4), a coupling II (6), a bevel gear shaft I (7), a bevel gear I (8), a bevel gear II (9), a bevel gear shaft II (10), a power-assisted large gear (13), a large gear shaft (14), a coupling III (15), a coupling IV (17) and a magnetic powder brake (18);
the steering wheel (1) is connected with the left end of the input shaft (2), the middle shaft section of the input shaft (2) is provided with a torque input large gear (3), a bearing seat IV (36) supports the input shaft (2) through a bearing, and the steering wheel (1) and the torque input large gear (3) are positioned outside an inclined plate of an inclined bracket; the right end of an input shaft (2) is connected with an input shaft of a torque sensor I (5) through a coupler I (4), a torque sensor base I (33) supports the torque sensor I (5), an output shaft of the torque sensor I (5) is connected with the left end of a bevel gear shaft I (7) through a coupler II (6), a bearing seat III (32) supports the bevel gear shaft I (7) through a bearing, a bevel gear I (8) is arranged at the right end of the bevel gear shaft I (7), and the bevel gear I (8) is meshed with the bevel gear II (9); the axial leads of a steering wheel (1), an input shaft (2), a torque input large gear (3), a coupler I (4), a torque sensor I (5), a coupler II (6), a bevel gear shaft I (7) and a bevel gear I (8) are positioned on the same straight line parallel to the inclined support inclined plate, and the straight line parallel to the inclined support inclined plate is positioned above the inclined support inclined plate; the bevel gear II (9) is sequentially connected with a bevel gear shaft II (10), a torque acquisition device (11), a torque acquisition device output shaft (12), a power-assisted gearwheel (13), a gearwheel shaft (14), a coupling III (15), a torque sensor II (16), a coupling IV (17) and a magnetic powder brake (18); the bearing seat II (26) supports the bevel gear shaft II (10) through a bearing, and the bearing seat base II (25) supports the bearing seat II (26); the bearing seat I (21) supports the large gear shaft (14) through a bearing, and the bearing seat base I (20) supports the bearing seat I (21); the torque sensor base II (19) supports a torque sensor II (16); the axial leads of a bevel gear II (9), a bevel gear shaft II (10), a torque acquisition device (11), a torque acquisition device output shaft (12), a power-assisted gearwheel (13), a gearwheel shaft (14), a coupler III (15), a torque sensor II (16), a coupler IV (17) and a magnetic powder brake (18) are positioned on the same straight line parallel to a test bed bottom plate (29);
a torque input pinion (37) is further arranged below the torque input large gear (3), the torque input pinion (37) is installed on an output shaft of an input motor (34), an input motor base (35) is arranged on the back face of an inclined plate of an inclined support, a U-shaped groove is formed in the input motor base (35) along the axial direction of the input motor (34), the input motor (34) is installed on the input motor base (35) through the U-shaped groove in the input motor base (35), the input motor (34) can move on the input motor base (35) along the axial direction of the input motor (34), and the torque input pinion (37) is adjusted to be correctly meshed with the torque input large gear (3);
one side of the power-assisted gearwheel (13) is also provided with a power-assisted pinion (22), and the power-assisted pinion (22) is connected with an output shaft of a power-assisted motor (23); the base plate of the motor base (24) is arranged on the base plate (29) of the test bed, a U-shaped groove is formed in the motor base (24) along the axial direction of the power-assisted motor (23), the power-assisted motor (23) is installed on the base plate of the power-assisted motor base (24) through the U-shaped groove in the base plate of the power-assisted motor base (24), the power-assisted motor (23) can move on the power-assisted motor base (24) along the axial direction of the power-assisted motor (23), and the power-assisted pinion (22) is adjusted to be correctly meshed with the power-assisted pinion (22.
2. An industrial handling vehicle electric power steering system performance testing platform as claimed in claim 1, wherein: the bottom surface of the test bed bottom plate (29) is symmetrically provided with two square tubes for enhancing the rigidity of the test bed bottom plate (29) along the length direction; the terminal surface of square pipe is equipped with L shaped steel, and the bottom of L shaped steel is equipped with test bench and adjusts foot (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010000951.4A CN111060331A (en) | 2020-01-02 | 2020-01-02 | Performance test platform for electric power steering system of industrial transport vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010000951.4A CN111060331A (en) | 2020-01-02 | 2020-01-02 | Performance test platform for electric power steering system of industrial transport vehicle |
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| CN111060331A true CN111060331A (en) | 2020-04-24 |
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| CN202010000951.4A Pending CN111060331A (en) | 2020-01-02 | 2020-01-02 | Performance test platform for electric power steering system of industrial transport vehicle |
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| JP2006160110A (en) * | 2004-12-08 | 2006-06-22 | Honda Motor Co Ltd | Vehicular electric power steering device |
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| CN211784309U (en) * | 2020-01-02 | 2020-10-27 | 浙江工业大学 | Performance test platform for electric power steering system of industrial transport vehicle |
-
2020
- 2020-01-02 CN CN202010000951.4A patent/CN111060331A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006160110A (en) * | 2004-12-08 | 2006-06-22 | Honda Motor Co Ltd | Vehicular electric power steering device |
| CN104748984A (en) * | 2015-04-10 | 2015-07-01 | 哈尔滨力盛达机电科技有限公司 | Electric power steering test bench based on double motor control |
| CN206223413U (en) * | 2016-11-14 | 2017-06-06 | 安徽合力股份有限公司 | A kind of fatigue experimental device of fork-truck steering box assembly |
| CN108279133A (en) * | 2017-12-19 | 2018-07-13 | 浙江工业大学 | A kind of Storage and circulation equipment electric boosting steering system test platform |
| CN211784309U (en) * | 2020-01-02 | 2020-10-27 | 浙江工业大学 | Performance test platform for electric power steering system of industrial transport vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 汪洋: "叉车电动助力转向机构及其试验装置的设计与研究", 《中国优秀硕士学位论文全文数据库 工程科技II辑》, 15 January 2019 (2019-01-15), pages 9 - 19 * |
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