CN112849108A - Device for simulating force feedback of automobile brake pedal - Google Patents
Device for simulating force feedback of automobile brake pedal Download PDFInfo
- Publication number
- CN112849108A CN112849108A CN202110306123.8A CN202110306123A CN112849108A CN 112849108 A CN112849108 A CN 112849108A CN 202110306123 A CN202110306123 A CN 202110306123A CN 112849108 A CN112849108 A CN 112849108A
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- Prior art keywords
- pedal
- force feedback
- hydraulic cylinder
- hinged
- base
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- 238000013016 damping Methods 0.000 claims abstract description 43
- 229920002635 polyurethane Polymers 0.000 claims description 19
- 239000004814 polyurethane Substances 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000004088 simulation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/40—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
- B60T8/4072—Systems in which a driver input signal is used as a control signal for the additional fluid circuit which is normally used for braking
- B60T8/4081—Systems with stroke simulating devices for driver input
- B60T8/4086—Systems with stroke simulating devices for driver input the stroke simulating device being connected to, or integrated in the driver input device
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Elements And Transmission Devices (AREA)
Abstract
The invention discloses a device for simulating the force feedback of an automobile brake pedal, which belongs to the technical field of driving simulators of automobiles and racing automobiles and comprises a pedal, a damping component and a base, wherein one end of the pedal is hinged on the base, the other end of the pedal is hinged with the damping component, and the other end of the damping component is hinged with the base; the invention provides three damping structures, which simulate the force feedback experience when the automobile brake pedal is stepped on, and have simple structure and real and fine foot feeling.
Description
Technical Field
The invention belongs to the technical field of driving simulators of automobiles and racing cars, and particularly relates to a device for simulating force feedback of an automobile brake pedal.
Background
In the field of simulators of automobiles and racing cars, the behaviors of brake pedals of automobiles are generally simulated by detecting the displacement, braking force and the like of the brake pedals. Because the brake system of the automobile generally comprises complex hardware such as vacuum boosting, an oil pressure system, a brake caliper and the like, how to lead the force feedback experience of the simulator when the brake pedal is treaded to be close to the real automobile brake pedal is a difficult problem.
Disclosure of Invention
The invention aims to provide a device for simulating the force feedback of a brake pedal of an automobile, which is used for providing a driving simulator of the automobile and the racing car, which has simple structure and can be quickly assembled and disassembled.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device of simulation automobile brake pedal force feedback, this device of simulation automobile brake pedal force feedback includes footboard, damping subassembly, base, footboard one end articulates on the base, and the other end is connected with damping subassembly is articulated, the damping subassembly other end with the base is articulated to be connected.
Preferably, the damping component comprises an outer barrel, an inner rod penetrates through the outer barrel, the front end of the inner rod is hinged inside the pedal, the tail end of the inner rod is hinged on the base, three polyurethane damping blocks are arranged along the length direction of the inner rod, a metal spacer is fixed between every two polyurethane damping blocks, and a spring is fixed between the metal spacer close to the base end and the outer barrel.
Preferably, the damping component comprises a hydraulic cylinder, the bottom of the hydraulic cylinder is hinged to the base, a piston is connected to the inside of the hydraulic cylinder in a sliding mode, the front end of the piston is hinged to the pedal, hydraulic oil is filled between the piston and the hydraulic cylinder, the end, far away from the pedal, of the hydraulic cylinder is connected with an expansion pipe, and the end, far away from the hydraulic cylinder, of the expansion pipe is fixed to the base.
Preferably, the damping subassembly includes the pneumatic cylinder, the pneumatic cylinder bottom articulates on the base, pneumatic cylinder inside slides and is connected with first piston, first piston front end articulates and connects on the footboard, it has hydraulic oil to fill between first piston and the pneumatic cylinder, the pneumatic cylinder is kept away from the footboard end and is connected with the attenuator, the inside slide of attenuator is connected with the second piston, second piston upper end is fixed with the metal spacer, be equipped with polyurethane damping piece on the metal spacer, attenuator upper end lid has closed the cover, be fixed with the spring between cover inner wall and the metal spacer, attenuator and the inside intercommunication of pneumatic cylinder.
The invention has the beneficial effects that: the invention provides a device for simulating force feedback of an automobile brake pedal, which comprises the following components:
(1) the force feedback experience of the brake pedal can be changed by replacing polyurethane with different rigidity; the force feedback experience of the brake pedal can be changed by replacing springs with different rigidity and length; the pre-tensioning of the spring is adjusted to change the force feedback experience of the brake pedal, the polyurethane and the spring are used for simulating the force feedback experience when the automobile brake pedal is stepped on, and the force feedback simulation device is low in cost and good in effect.
(2) The force feedback experience of the brake pedal can be changed by replacing expansion pipes with different rigidity, pipe diameters and lengths; the force feedback experience of the brake pedal can be changed by replacing the hydraulic cylinders with different cylinder diameters, the force feedback experience when the automobile brake pedal is stepped on is simulated by using the hydraulic cylinders and the expansion pipes, the structure is simple, and the foot feeling is real and fine.
(3) The brake pedal force feedback experience can be changed by changing the polyurethane damping blocks with different rigidity, the brake pedal force feedback experience can be changed by changing the springs with different rigidity and length, the brake pedal force feedback experience can be changed by adjusting the pretension of the springs through the rotary cylinder cover, the brake pedal force feedback experience can be changed by changing the hydraulic cylinders with different cylinder diameters, the force feedback experience when the automobile brake pedal is stepped on is simulated by using the hydraulic cylinders and the dampers, the foot feeling is real, and the adjustment is convenient.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment 1 of a device for simulating force feedback of a brake pedal of an automobile, provided by the invention;
FIG. 2 is a schematic structural diagram of a damping assembly of embodiment 1 of the device for simulating force feedback of a brake pedal of an automobile provided by the invention;
FIG. 3 is a schematic structural diagram of embodiment 2 of the device for simulating the force feedback of the brake pedal of the automobile, provided by the invention;
FIG. 4 is a schematic structural diagram of a damping assembly of embodiment 2 of the device for simulating force feedback of a brake pedal of an automobile, provided by the invention;
FIG. 5 is a schematic structural diagram of embodiment 3 of the device for simulating the force feedback of the brake pedal of the automobile, provided by the invention;
FIG. 6 is a schematic structural diagram of a damping assembly of embodiment 3 of the device for simulating force feedback of a brake pedal of an automobile, provided by the invention;
in the figure: 1. a pedal; 2. a damping assembly; 3. a base; 4. an outer cylinder; 5. an inner rod; 6. a polyurethane damping block; 7. a metal spacer; 8. a spring; 9. a hydraulic cylinder; 10. a piston; 11. hydraulic oil; 12. an expansion tube; 13. a first piston; 14. a damper; 15. a second piston; 16. and (4) a cylinder cover.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
Referring to fig. 1-6, a device for simulating force feedback of a brake pedal of an automobile according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
The device for simulating the force feedback of the automobile brake pedal comprises a pedal 1, a damping component 2 and a base 3, wherein one end of the pedal 1 is hinged to the base 3, the other end of the pedal is hinged to the damping component 2, and the other end of the damping component 2 is hinged to the base 3.
In embodiment 1, as shown in fig. 1-2, the damping assembly 2 includes an outer cylinder 4, an inner rod 5 penetrates through the outer cylinder 4, the front end of the inner rod 5 is hinged inside the pedal 1, the tail end of the inner rod is hinged on the base 3, a polyurethane damping block 6 is arranged along the length direction of the inner rod 5, three polyurethane damping blocks 6 are arranged, a metal spacer 7 is fixed between every two polyurethane damping blocks 6, and a spring 8 is fixed between the metal spacer 7 near the end of the base 3 and the outer cylinder 4.
In the embodiment, the rigidity of the bottom spring 8 is lower, and the force feedback of the initial stage of stepping on the automobile brake pedal is simulated; three cylindrical polyurethane damping blocks 6 with higher rigidity are connected in series to simulate force feedback of a middle section and a rear section when the brake pedal 1 is stepped on, wherein the three polyurethane damping blocks 6 are different in length and can simulate nonlinear force feedback experience when the brake pedal 1 is stepped on, the inner rod 5 and the outer barrel 4 are stressed to move relatively, the polyurethane damping blocks 6 and the spring 8 are extruded, and the brake pedal 1 obtains force feedback.
In the above embodiment, when a braking force is applied to the piston 10, the pressure inside the hydraulic cylinder 9 increases, the expansion tube 12 expands under the pressure, and the brake pedal 1 obtains force feedback.
In the above embodiment, when an operator applies a braking force to the pedal 1, the pedal 1 and the base 3 are in circular motion around a hinge point, the hydraulic cylinder 9 is connected between the pedal 1 and the base 3, the hydraulic cylinder 9 is filled with hydraulic oil 11, and no other impurities such as air exist inside the hydraulic cylinder 9, when the braking force is applied to the first piston 13, the pressure inside the hydraulic cylinder 9 increases, the second piston 15 in the damper 14 moves upwards under the pressure to press the spring 8 and the polyurethane damping block 6 in the damper 14, and the brake pedal 1 obtains force feedback. .
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The device for simulating the force feedback of the automobile brake pedal is characterized by comprising the pedal (1), a damping component (2) and a base (3), wherein one end of the pedal (1) is hinged to the base (3), the other end of the pedal is hinged to the damping component (2), and the other end of the damping component (2) is hinged to the base (3).
2. The device for simulating the force feedback of the brake pedal of the automobile as claimed in claim 1, wherein the damping component (2) comprises an outer cylinder (4), an inner rod (5) penetrates through the outer cylinder (4), the front end of the inner rod (5) is hinged inside the pedal (1), the tail end of the inner rod is hinged on the base (3), polyurethane damping blocks (6) are arranged along the length direction of the inner rod (5), three polyurethane damping blocks (6) are arranged, a metal spacer (7) is fixed between every two polyurethane damping blocks (6), and a spring (8) is fixed between the metal spacer (7) close to the end of the base (3) and the outer cylinder (4).
3. The device for simulating the force feedback of the brake pedal of the automobile as claimed in claim 2, wherein the damping assembly (2) comprises a hydraulic cylinder (9), the bottom of the hydraulic cylinder (9) is hinged to the base (3), a piston (10) is connected to the inside of the hydraulic cylinder (9) in a sliding manner, the front end of the piston (10) is hinged to the pedal (1), hydraulic oil (11) is filled between the piston (10) and the hydraulic cylinder (9), an expansion pipe (12) is connected to the end of the hydraulic cylinder (9) far away from the pedal (1), and the end of the expansion pipe (12) far away from the hydraulic cylinder (9) is fixed to the base (3).
4. The device for simulating the force feedback of the brake pedal of the automobile according to claim 2, wherein the damping assembly (2) comprises a hydraulic cylinder (9), the bottom of the hydraulic cylinder (9) is hinged to the base (3), a first piston (13) is connected to the inside of the hydraulic cylinder (9) in a sliding manner, the front end of the first piston (13) is hinged to the pedal (1), hydraulic oil (11) is filled between the first piston (13) and the hydraulic cylinder (9), the end of the hydraulic cylinder (9) far away from the pedal (1) is connected with a damper (14), a second piston (15) is connected to the inside of the damper (14) in a sliding manner, a metal spacer (7) is fixed at the upper end of the second piston (15), a polyurethane damping block (6) is arranged on the metal spacer (7), a cylinder cover (16) is covered at the upper end of the damper (14), and a spring (8) is fixed between the inner wall of the cylinder cover (16) and, the damper (14) is communicated with the inside of the hydraulic cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110306123.8A CN112849108A (en) | 2021-03-23 | 2021-03-23 | Device for simulating force feedback of automobile brake pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110306123.8A CN112849108A (en) | 2021-03-23 | 2021-03-23 | Device for simulating force feedback of automobile brake pedal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112849108A true CN112849108A (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110306123.8A Pending CN112849108A (en) | 2021-03-23 | 2021-03-23 | Device for simulating force feedback of automobile brake pedal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112849108A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113232634A (en) * | 2021-06-03 | 2021-08-10 | 重庆三峡学院 | Electric vehicle brake pedal simulator and brake pedal feedback control method |
| US20220332297A1 (en) * | 2021-04-16 | 2022-10-20 | Asetek Danmark A/S | Brake cylinder comprising two integrated chambers |
| US20220333618A1 (en) * | 2021-04-16 | 2022-10-20 | Asetek Danmark A/S | Brake cylinder mechanical stopper |
| US20220332296A1 (en) * | 2021-04-16 | 2022-10-20 | Asetek Danmark A/S | Brake cylinder comprising a mechanical stop |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020149259A1 (en) * | 2001-04-17 | 2002-10-17 | Toyota Jidosha Kabushiki Kaisha | Hydraulic braking pressure control unit |
| US20120007419A1 (en) * | 2009-01-15 | 2012-01-12 | Continental Teves Ag & Co. Ohg | "brake-by-wire" type brake system |
| CN103786695A (en) * | 2012-10-26 | 2014-05-14 | 现代自动车株式会社 | Pedal simulator having multi-stage series spring |
| DE102012221029A1 (en) * | 2012-11-19 | 2014-05-22 | Continental Teves Ag & Co. Ohg | Simulator for actuator unit of e.g. brake-by-wire type brake system for hydraulic motor car, has pressure medium exchanged with simulator over master brake cylinder, where pressure medium is received at deformable wall through cavity |
| CN203766732U (en) * | 2014-01-28 | 2014-08-13 | 同济大学 | Passive type pedal feeling simulation device |
| CN204077634U (en) * | 2013-11-13 | 2015-01-07 | 现代摩比斯株式会社 | Pedal simulator and there is its motor vehicle braking system |
| DE102019217614A1 (en) * | 2019-09-13 | 2021-03-18 | Continental Teves Ag & Co. Ohg | Pedal feeling simulator |
| CN214874757U (en) * | 2021-03-23 | 2021-11-26 | 深圳市卡妙思电子科技有限公司 | Device for simulating force feedback of automobile brake pedal |
-
2021
- 2021-03-23 CN CN202110306123.8A patent/CN112849108A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020149259A1 (en) * | 2001-04-17 | 2002-10-17 | Toyota Jidosha Kabushiki Kaisha | Hydraulic braking pressure control unit |
| US20120007419A1 (en) * | 2009-01-15 | 2012-01-12 | Continental Teves Ag & Co. Ohg | "brake-by-wire" type brake system |
| CN103786695A (en) * | 2012-10-26 | 2014-05-14 | 现代自动车株式会社 | Pedal simulator having multi-stage series spring |
| DE102012221029A1 (en) * | 2012-11-19 | 2014-05-22 | Continental Teves Ag & Co. Ohg | Simulator for actuator unit of e.g. brake-by-wire type brake system for hydraulic motor car, has pressure medium exchanged with simulator over master brake cylinder, where pressure medium is received at deformable wall through cavity |
| CN204077634U (en) * | 2013-11-13 | 2015-01-07 | 现代摩比斯株式会社 | Pedal simulator and there is its motor vehicle braking system |
| CN203766732U (en) * | 2014-01-28 | 2014-08-13 | 同济大学 | Passive type pedal feeling simulation device |
| DE102019217614A1 (en) * | 2019-09-13 | 2021-03-18 | Continental Teves Ag & Co. Ohg | Pedal feeling simulator |
| CN214874757U (en) * | 2021-03-23 | 2021-11-26 | 深圳市卡妙思电子科技有限公司 | Device for simulating force feedback of automobile brake pedal |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220332297A1 (en) * | 2021-04-16 | 2022-10-20 | Asetek Danmark A/S | Brake cylinder comprising two integrated chambers |
| US20220333618A1 (en) * | 2021-04-16 | 2022-10-20 | Asetek Danmark A/S | Brake cylinder mechanical stopper |
| US20220332296A1 (en) * | 2021-04-16 | 2022-10-20 | Asetek Danmark A/S | Brake cylinder comprising a mechanical stop |
| US11680587B2 (en) * | 2021-04-16 | 2023-06-20 | Asetek Danmark A/S | Brake cylinder mechanical stopper |
| US11897444B2 (en) * | 2021-04-16 | 2024-02-13 | Asetek Danmark A/S | Brake cylinder comprising a mechanical stop |
| CN113232634A (en) * | 2021-06-03 | 2021-08-10 | 重庆三峡学院 | Electric vehicle brake pedal simulator and brake pedal feedback control method |
| CN113232634B (en) * | 2021-06-03 | 2022-05-27 | 重庆三峡学院 | Electric vehicle brake pedal simulator and brake pedal feedback control method |
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