CN110082105A - A kind of rack-and-pinion assisted steering system noise test equipment - Google Patents
A kind of rack-and-pinion assisted steering system noise test equipment Download PDFInfo
- Publication number
- CN110082105A CN110082105A CN201910447378.9A CN201910447378A CN110082105A CN 110082105 A CN110082105 A CN 110082105A CN 201910447378 A CN201910447378 A CN 201910447378A CN 110082105 A CN110082105 A CN 110082105A
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- rack
- assisted steering
- steering system
- fixedly installed
- cylinder
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- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 230000000694 effects Effects 0.000 claims abstract description 5
- 239000002828 fuel tank Substances 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000012956 testing procedure Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 19
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- 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
- G01M17/06—Steering behaviour; Rolling behaviour
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention discloses a kind of rack-and-pinion assisted steering system noise test equipment of rack-and-pinion assisted steering system noise test equipment technical field, hold-down mechanism corresponding with pre-tightening mechanism is fixedly installed on the right side wall of support frame as described above, hydraulic system components are installed at the top of the upper installing frame, the forward right side of support frame as described above is fixedly installed the load system component connected with hydraulic system components, lower lock block cylinder compatible with rack-and-pinion assisted steering system is fixedly installed at left and right sides of the bottom of the upper installing frame, equal activity is equipped with the connecting rod matched with rack-and-pinion assisted steering system in the pre-tightening mechanism and hold-down mechanism, and the rack-and-pinion assisted steering system is connected by the connecting rod of the left and right sides with U-shaped mechanism, it is operated back and forth using hydraulic system components driving load system component, whether full test the noise of rack-and-pinion assisted steering system at this moment Foot requires, and testing procedure is simple, and not vulnerable to the influence of extraneous factor, test result is accurate.
Description
Technical field
The present invention relates to rack-and-pinion assisted steering system noise test equipment technical field, specially a kind of rack-and-pinion assisted steering system
Noise test equipment.
Background technique
Rack-and-pinion assisted steering system is using commonplace in automobile industry, therefore power-assisted steering device plays critically important work
With power-assisted steering device operating generates noise certainly, it is therefore desirable to control the noise of power-assisted steering device, therefore in practical dress
With needing to test the running noise of rack-and-pinion assisted steering system before use, existing test equipment is easy when detecting noise
By the interference of extraneous factor, to noise measuring inaccuracy, while can not detect rack-and-pinion assisted steering system rack movement away from
From, can not determine the movement travel track of power-assisted steering device constantly, for this purpose, it is proposed that a kind of rack-and-pinion assisted steering system noise survey
Try equipment.
Summary of the invention
The purpose of the present invention is to provide a kind of rack-and-pinion assisted steering system noise test equipment, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of rack-and-pinion assisted steering system noise test equipment,
Including support frame, fixing assembling has upper installing frame at the top of support frame as described above, is fixedly installed with jacking on support frame as described above at center
Mechanism, the top movable of the lifting body are equipped with pallet, and the left side wall of support frame as described above is fixedly installed pre-tightening mechanism, institute
The bottom for stating installing frame is fixedly installed that four groups of structures are identical and compatible with pallet positioning column, the right side of support frame as described above
It is fixedly installed hold-down mechanism corresponding with pre-tightening mechanism on wall, hydraulic system components are installed at the top of the upper installing frame,
It is fixedly installed electric cabinet at the top of the right side wall of support frame as described above, the tray top is equipped with rack-and-pinion assisted steering system, described
The output end of pre-tightening mechanism is fixedly connected after sensor noise and the left end fixing assembling of rack-and-pinion assisted steering system, the compacting machine
The output end of structure and the right end fixing assembling of rack-and-pinion assisted steering system are provided with below the hold-down mechanism and are fixed on support frame
On plug, the forward right side of support frame as described above is fixedly installed the load system component connected with hydraulic system components, it is described on
Lower lock block cylinder compatible with rack-and-pinion assisted steering system, the pretightening machine are fixedly installed at left and right sides of the bottom of installing frame
Equal activity is equipped with the connecting rod matched with rack-and-pinion assisted steering system, and the connecting rod and hydraulic pressure system in structure and hold-down mechanism
System component is fixedly connected, and the rack-and-pinion assisted steering system is connected by the connecting rod of the left and right sides with U-shaped mechanism, and the U
Type mechanism is connected with hydraulic system components.
Preferably, the lifting body includes jacking cylinder group, is fixedly installed support at the top of the jacking cylinder group
Disk is fixedly installed the diaphragm type cylinder matched with pallet in the support plate, is equipped with cylinder in the jacking cylinder group
Band-type brake.
Preferably, the hold-down mechanism includes fixed fixed frame on the support frame, and the right side wall of the fixed frame is fixed
It is connected with compression cylinder, and the output end of the compression cylinder is fixedly connected with first pressure sensor.
Preferably, the hydraulic system components include being fixed by the bracket the fuel tank being mounted at the top of installing frame, described
The output end of fuel tank is fixedly connected with solenoid valve block, the other end of the solenoid valve block and is fixed at installing frame top center
Drive cylinder connection, displacement sensor is fixedly installed on the left and right output end of the drive cylinder respectively and second pressure passes
Sensor, and two output end of left and right of the drive cylinder is connected with U-shaped mechanism.
Preferably, the solenoid valve block include the solenoid valve two connected with fuel tank oil transportation end and solenoid valve three and with fuel tank into
The solenoid valve one and solenoid valve four of oily end connection.
Preferably, the load system component includes being connected respectively with solenoid valve one and solenoid valve four by connected pipes
The output end of left oil cylinder and right oil cylinder, the left oil cylinder and right oil cylinder is respectively connected with driving load.
Compared with prior art, the beneficial effects of the present invention are:
Structure in the invention is used to test noise when rack-and-pinion assisted steering system operating, and rack-and-pinion assisted steering system motor provides dynamic
Power, in rotation, the motor of rack-and-pinion assisted steering system will drive rack gear or so and moves back and forth rack-and-pinion assisted steering system, and rack gear can push away
The connecting rod movement of dynamic left and right two, connecting rod push U-shaped mechanism action, and U-shaped mechanism is connected with drive cylinder, such rack gear power-assisted
Diverter is connected to by hydraulic system components and load system component, and in test process, the motor of rack-and-pinion assisted steering system is produced
The thrust of raw 5000N ~ 7000N pushes load system component to move back and forth, and the assist motor for simulating rack-and-pinion assisted steering system is turning
To when the noise that generates, the thrust that second pressure sensor is used to monitor assist motor generation has without exception, and displacement sensor is used
It monitors that rack gear moves back and forth apart from size, is operated back and forth using hydraulic system components driving load system component, test tooth
Whether the noise of power-assisted steering device at this moment meets the requirements, and testing procedure is simple, not vulnerable to the influence of extraneous factor, test knot
Fruit is accurate.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is overall structure main view of the present invention；
Fig. 3 is overall structure left view of the present invention；
Fig. 4 is lifting body structural schematic diagram of the present invention；
Fig. 5 is hold-down mechanism structural schematic diagram of the present invention；
Fig. 6 is plug construction schematic diagram of the present invention；
Fig. 7 is load system component structure diagram of the present invention；
Fig. 8 is the upper installing frame assembling structure schematic diagram of the present invention；
Fig. 9 is working principle diagram of the present invention.
In figure: 1 support frame, 2 lifting bodies, 21 jacking cylinder groups, 22 support plates, 23 diaphragm type cylinders, 24 cylinder band-type brakes,
3 pallets, 4 pre-tightening mechanisms, 5 hold-down mechanisms, 51 fixed frames, 52 compression cylinders, 53 first pressure sensors, 6 hydraulic system components,
61 fuel tanks, 62 solenoid valve blocks, 621 solenoid valves one, 622 solenoid valves two, 623 solenoid valves three, 624 solenoid valves four, 63 drive cylinders,
64 displacement sensors, 65 second pressure sensors, 7 electric cabinets, 8 positioning columns, 9 rack-and-pinion assisted steering systems, 10 plugs, 11 load systems
Unite component, 111 driving loads, 112 left oil cylinders, 113 right oil cylinders, installing frame on 12,13 sensor noises, 14 lower lock block cylinders,
15 connecting rods, 16 U-shaped mechanisms.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-9 is please referred to, the present invention provides a kind of technical solution: a kind of rack-and-pinion assisted steering system noise test equipment, packet
Support frame 1 is included, 1 top fixing assembling of support frame has upper installing frame 12, is fixedly installed with lifting body 2 at center on support frame 1,
The top movable of lifting body 2 is equipped with pallet 3, and the left side wall of support frame 1 is fixedly installed pre-tightening mechanism 4, upper installing frame 12
Bottom be fixedly installed four groups of structures it is identical and with the compatible positioning column 8 of pallet 3, fixation is set on the right side wall of support frame 1
Be equipped with the corresponding hold-down mechanism 5 of pre-tightening mechanism 4, hydraulic system components 6 are installed at the top of upper installing frame 12, support frame 1
It is fixedly installed electric cabinet 7 at the top of right side wall, rack-and-pinion assisted steering system 9, the output end of pre-tightening mechanism 4 are equipped at the top of pallet 3
It is fixedly connected with the left end fixing assembling after sensor noise 13 with rack-and-pinion assisted steering system 9, the output end and rack gear of hold-down mechanism 5
The right end fixing assembling of power-assisted steering device 9, the lower section of hold-down mechanism 5 are provided with the plug 10 being fixed on support frame 1, support frame
1 forward right side is fixedly installed the load system component 11 connected with hydraulic system components 6, bottom of upper installing frame 12 or so two
Side be fixedly installed with the compatible lower lock block cylinder 14 of rack-and-pinion assisted steering system 9, in pre-tightening mechanism 4 and hold-down mechanism 5
Activity is equipped with the connecting rod 15 matched with rack-and-pinion assisted steering system 9, and connecting rod 15 and the fixed company of hydraulic system components 6
It connects, and rack-and-pinion assisted steering system 9 is connected by the connecting rod 15 and U-shaped mechanism 16 of the left and right sides, and U-shaped mechanism 16 and hydraulic pressure system
Component 6 of uniting connects.
Wherein, lifting body 2 includes jacking cylinder group 21, and the top of jacking cylinder group 21 is fixedly installed support plate 22,
It is fixedly installed the diaphragm type cylinder 23 matched with pallet 3 in support plate 22, is equipped with cylinder band-type brake in jacking cylinder group 21
24；
Hold-down mechanism 5 includes the fixed frame 51 being fixed on support frame 1, and the right side wall of fixed frame 51 is fixedly connected with compression cylinder
52, and the output end of compression cylinder 52 is fixedly connected with first pressure sensor 53, is monitored by first pressure sensor 53
The thrust size of compression cylinder 52；
Hydraulic system components 6 include being fixed by the bracket the fuel tank 61 for being mounted on 12 top of installing frame, the output end of fuel tank 61
It is fixedly connected with solenoid valve block 62, the other end of solenoid valve block 62 and the drive cylinder being fixed at 12 top center of installing frame
63 connect, and are fixedly installed displacement sensor 64 and second pressure sensor respectively on the left and right output end of drive cylinder 63, and
Two output end of left and right and U-shaped mechanism 16 of drive cylinder 63 connect；
Solenoid valve block 62 include the solenoid valve 2 622 connected with 61 oil transportation end of fuel tank and solenoid valve 3 623 and with 61 oil inlet of fuel tank
Hold the solenoid valve 1 and solenoid valve 4 624 of connection；
Load system component 11 includes the left oil cylinder connected respectively with solenoid valve 1 and solenoid valve 4 624 by connected pipes
112 and right oil cylinder 113, the output end of left oil cylinder 112 and right oil cylinder 113 is respectively connected with driving load 111.
A kind of application method of rack-and-pinion assisted steering system noise test equipment:
S1: rack-and-pinion assisted steering system 9 is placed on pallet 3, is realized the positioning of rack-and-pinion assisted steering system 9 by pallet 3 and is held
Then support effect starts the jacking cylinder group 21 in lifting body 2, the overhanging drive of jacking cylinder group 21 support by electric cabinet 7
Pallet 3 on disk 22 moves up, while diaphragm type cylinder 23 is overhanging can be realized the consolidating relative to support plate 22 to pallet 3
It is fixed, until pallet 3 reaches predeterminated position；
S2: it after pallet 3 is raised to test position, is positioned at this point, being realized by cylinder band-type brake 24 to jacking cylinder group 21, pretightening machine
Structure 4, which remains stationary, to be assembled with the left end of rack-and-pinion assisted steering system 9, while four groups of positioning columns 8 can be realized with pallet 3 and be positioned
Assembly starts hold-down mechanism 5 by electric cabinet 7, promotes the compression cylinder 52 in hold-down mechanism 5 is overhanging to can be realized hold-down mechanism
5 and 9 right end of rack-and-pinion assisted steering system assembly, in addition, lower lock block cylinder 14 is overhanging, so that the left and right of rack-and-pinion assisted steering system 9
Both ends are connected with connecting rod 15 respectively, and then diaphragm type cylinder 23 retracts, and pallet 3 and support plate 22 can be promoted to be detached from, not so
Closing cylinder band-type brake 24 afterwards promotes jacking cylinder group 21 to retract, and lower lock block cylinder 14 can be realized to rack-and-pinion assisted steering system 9
It compresses, first pressure sensor 53 monitors the thrust size of compression cylinder 52, and rack-and-pinion assisted steering system 9 can be made to test
It remains stationary in journey, is then powered by plug 10 to rack-and-pinion assisted steering system 9, when sensor noise 13 carrys out test product operating
Noise；
S3: in rotation, the motor of rack-and-pinion assisted steering system 9 will drive rack gear or so and moves back and forth rack-and-pinion assisted steering system 9, tooth
Item will push the connecting rod 15 of left and right two and move, and connecting rod 15 pushes U-shaped mechanism 16 to act, U-shaped mechanism 16 and drive cylinder 63
Connection, such rack-and-pinion assisted steering system 9 is connected to by hydraulic system components 6 and load system component 11, in test process, tooth
The thrust that the motor of power-assisted steering device 9 generates 5000N ~ 7000N pushes load system component 11 to move back and forth, and simulation rack gear helps
The noise that the assist motor of power diverter 9 is generated when turning to, second pressure sensor 65 are used to monitor assist motor generation
Thrust has without exception, and displacement sensor 64 is used to monitor that rack gear moves back and forth apart from size, the rack gear of rack-and-pinion assisted steering system 9
U-shaped mechanism 16 is pushed to move back and forth by connecting rod 15, U-shaped mechanism 16 and drive cylinder 63 connect, when rack-and-pinion assisted steering system 9
When moving downward, U-shaped mechanism 16 pushes drive cylinder 63 to move downward, at this time solenoid valve 3 623 open and solenoid valve 1,
Solenoid valve 2 622 and solenoid valve 4 624 are closed, and the oil in fuel tank 61 enters the right side of drive cylinder 63 from solenoid valve 3 623 is passed through
The oil of chamber, 63 left chamber of drive cylinder enters in left oil cylinder 112 and driving load 111 is pushed to move upwards, when rack gear power-assisted steering
When device 9 resets, solenoid valve 1 and the unlatching of solenoid valve 2 622 and solenoid valve 3 623 and solenoid valve 4 624 are closed, left oil cylinder
Oil in 112 is flowed back into fuel tank 61 by solenoid valve 1, and the oil in fuel tank 61 enters driving oil by solenoid valve 2 622
63 left chamber of cylinder when rack-and-pinion assisted steering system 9 resets, that is, is realized and pushes driving load 111 1 back and forth.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of rack-and-pinion assisted steering system noise test equipment, including support frame (1), it is characterised in that: support frame as described above (1) top
Portion's fixing assembling has upper installing frame (12), is fixedly installed with lifting body (2), the jacking on support frame as described above (1) at center
The top movable of mechanism (2) is equipped with pallet (3), and the left side wall of support frame as described above (1) is fixedly installed pre-tightening mechanism (4), institute
State installing frame (12) bottom be fixedly installed four groups of structures it is identical and with pallet (3) compatible positioning column (8), the branch
The corresponding hold-down mechanism (5) with pre-tightening mechanism (4), the upper installing frame (12) are fixedly installed on the right side wall of support (1)
Top is equipped with hydraulic system components (6), is fixedly installed electric cabinet (7), the support at the top of the right side wall of support frame as described above (1)
It is equipped with rack-and-pinion assisted steering system (9) at the top of disk (3), the output end of the pre-tightening mechanism (4) is fixedly connected with sensor noise
(13) the left end fixing assembling with rack-and-pinion assisted steering system (9) afterwards, the output end of the hold-down mechanism (5) and rack gear power-assisted steering
The right end fixing assembling of device (9) is provided with the plug (10) being fixed on support frame (1), institute below the hold-down mechanism (5)
The forward right side for stating support frame (1) is fixedly installed the load system component (11) connected with hydraulic system components (6), the upper peace
Frame up (12) bottom at left and right sides of be fixedly installed the compatible lower lock block cylinder (14) with rack-and-pinion assisted steering system (9),
Equal activity is equipped with the connecting rod matched with rack-and-pinion assisted steering system (9) in the pre-tightening mechanism (4) and hold-down mechanism (5)
(15), and the connecting rod (15) is fixedly connected with hydraulic system components (6), and the rack-and-pinion assisted steering system (9) passes through a left side
The connecting rod (15) and U-shaped mechanism (16) of right two sides connect, and the U-shaped mechanism (16) and hydraulic system components (6) connection.
2. a kind of rack-and-pinion assisted steering system noise test equipment according to claim 1, it is characterised in that: the jack
Structure (2) includes jacking cylinder group (21), is fixedly installed support plate (22), the support at the top of the jacking cylinder group (21)
It is fixedly installed the diaphragm type cylinder (23) matched with pallet (3) on disk (22), is equipped on the jacking cylinder group (21)
Cylinder band-type brake (24).
3. a kind of rack-and-pinion assisted steering system noise test equipment according to claim 1, it is characterised in that: the compacting machine
Structure (5) includes the fixed frame (51) being fixed on support frame (1), and the right side wall of the fixed frame (51) is fixedly connected with compression gas
Cylinder (52), and the output end of the compression cylinder (52) is fixedly connected with first pressure sensor (53).
4. a kind of rack-and-pinion assisted steering system noise test equipment according to claim 1, it is characterised in that: the hydraulic pressure system
System component (6) includes being fixed by the bracket the fuel tank (61) being mounted at the top of installing frame (12), the output of the fuel tank (61)
End is fixedly connected with solenoid valve block (62), the other end of the solenoid valve block (62) and is fixed on installing frame (12) top center
The drive cylinder (63) at place connects, and is fixedly installed displacement sensor respectively on the left and right output end of the drive cylinder (63)
, and two output end of left and right of the drive cylinder (63) and U-shaped mechanism (16) connection (64) and second pressure sensor.
5. a kind of rack-and-pinion assisted steering system noise test equipment according to claim 4, it is characterised in that: the solenoid valve
Group (62) include the solenoid valve two (622) connected with fuel tank (61) oil transportation end and solenoid valve three (623) and with fuel tank (61) oil inlet
Hold the solenoid valve one (621) and solenoid valve four (624) of connection.
6. a kind of rack-and-pinion assisted steering system noise test equipment according to claim 5, it is characterised in that: the load system
System component (11) includes the left oil cylinder (112) connected respectively with solenoid valve one (621) and solenoid valve four (624) by connected pipes
With right oil cylinder (113), the output end of the left oil cylinder (112) and right oil cylinder (113) is respectively connected with driving load (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447378.9A CN110082105B (en) | 2019-05-27 | 2019-05-27 | Noise testing equipment for rack power-assisted steering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447378.9A CN110082105B (en) | 2019-05-27 | 2019-05-27 | Noise testing equipment for rack power-assisted steering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110082105A true CN110082105A (en) | 2019-08-02 |
| CN110082105B CN110082105B (en) | 2023-12-01 |
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ID=67422029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910447378.9A Active CN110082105B (en) | 2019-05-27 | 2019-05-27 | Noise testing equipment for rack power-assisted steering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110082105B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1040370A1 (en) * | 1982-05-21 | 1983-09-07 | Минский Дважды Ордена Ленина И Ордена Октябрьской Революции Автомобильный Завод | Steering mechanism testing stand |
| US4457164A (en) * | 1982-08-27 | 1984-07-03 | Castoe John H | Testing of oil seals in power-assisted rack and pinion steering units |
| DE202011050806U1 (en) * | 2011-07-26 | 2011-10-26 | Dspace Digital Signal Processing And Control Engineering Gmbh | Remote controlled steering tester |
| CN103674576A (en) * | 2013-12-19 | 2014-03-26 | 重庆顺方机械制造有限公司 | Testing device provided with rocker arm assembly simulating mechanism and load assembly simulating mechanism |
| CN203629856U (en) * | 2013-11-08 | 2014-06-04 | 重庆纪工汽车动力转向有限公司 | Steering system simulation system with electric steering wheel assembly |
| KR101832393B1 (en) * | 2017-11-07 | 2018-02-27 | (주)영일랩스 | Column type electric power steering performance test system |
| CN108181116A (en) * | 2017-12-21 | 2018-06-19 | 芜湖恒隆汽车转向***有限公司 | A kind of steering gear noise test rack mechanism loading |
| CN209992149U (en) * | 2019-05-27 | 2020-01-24 | 儒拉玛特自动化技术(苏州)有限公司 | Noise testing equipment for rack power-assisted steering device |
-
2019
- 2019-05-27 CN CN201910447378.9A patent/CN110082105B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1040370A1 (en) * | 1982-05-21 | 1983-09-07 | Минский Дважды Ордена Ленина И Ордена Октябрьской Революции Автомобильный Завод | Steering mechanism testing stand |
| US4457164A (en) * | 1982-08-27 | 1984-07-03 | Castoe John H | Testing of oil seals in power-assisted rack and pinion steering units |
| DE202011050806U1 (en) * | 2011-07-26 | 2011-10-26 | Dspace Digital Signal Processing And Control Engineering Gmbh | Remote controlled steering tester |
| CN203629856U (en) * | 2013-11-08 | 2014-06-04 | 重庆纪工汽车动力转向有限公司 | Steering system simulation system with electric steering wheel assembly |
| CN103674576A (en) * | 2013-12-19 | 2014-03-26 | 重庆顺方机械制造有限公司 | Testing device provided with rocker arm assembly simulating mechanism and load assembly simulating mechanism |
| KR101832393B1 (en) * | 2017-11-07 | 2018-02-27 | (주)영일랩스 | Column type electric power steering performance test system |
| CN108181116A (en) * | 2017-12-21 | 2018-06-19 | 芜湖恒隆汽车转向***有限公司 | A kind of steering gear noise test rack mechanism loading |
| CN209992149U (en) * | 2019-05-27 | 2020-01-24 | 儒拉玛特自动化技术(苏州)有限公司 | Noise testing equipment for rack power-assisted steering device |
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| Title |
|---|
| 连芳;徐劲;: "齿轮齿条转向器的液压助力特性试验", 轻型汽车技术, no. 1, pages 29 - 31 * |
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| Publication number | Publication date |
|---|---|
| CN110082105B (en) | 2023-12-01 |
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