CN114076673A - Rope drives quick-witted brake pedal test robot - Google Patents
Rope drives quick-witted brake pedal test robot Download PDFInfo
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- CN114076673A CN114076673A CN202111366065.4A CN202111366065A CN114076673A CN 114076673 A CN114076673 A CN 114076673A CN 202111366065 A CN202111366065 A CN 202111366065A CN 114076673 A CN114076673 A CN 114076673A
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 238000009434 installation Methods 0.000 claims description 20
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004088 simulation Methods 0.000 abstract description 8
- 238000011161 development Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 102100034112 Alkyldihydroxyacetonephosphate synthase, peroxisomal Human genes 0.000 description 1
- 101000799143 Homo sapiens Alkyldihydroxyacetonephosphate synthase, peroxisomal Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000848 angular dependent Auger electron spectroscopy Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 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
- G01M13/00—Testing of machine parts
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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
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Abstract
The invention relates to the technical field of automobile test equipment, and discloses a rope-driven machine brake pedal test robot which comprises a pedal clamp, wherein a brake pedal is arranged in the pedal clamp, a locking knob is arranged at the top of the pedal clamp, a rotating thread is arranged at the bottom end of the locking knob, a movable clamping piece is arranged at the bottom end of the rotating thread, a rope fixing hole is formed in the surface of the pedal clamp, and a fixed pulley is arranged obliquely below the brake pedal. This rope drives quick-witted brake pedal test robot, the problem is stepped on in the simulation that can solve vapour pedal, and the device is simple and easy high-efficient, easy to operate, simultaneously because the automatic footboard of accomplishing of motor drive reel is trampled the simulation, can replace human driver to carry out the development and test of the senior auxiliary system of car, can improve the precision and the repeatability of vehicle test, make some human drivers hardly realize or the test that can't realize can go on very easily, reduce the danger of test, save the time of test, can obtain high-quality objective data simultaneously.
Description
Technical Field
The invention relates to the technical field of automobile test equipment, in particular to a rope-driven brake pedal test robot.
Background
Nowadays, the automobile, a vehicle, is well known in the society and the economic development, the product quality is gradually improved along with the performance and the safety index of people on the automobile, an essential flow in the automobile production process is the pedal test on the automobile, the pedal of the automobile generally comprises a brake pedal and a clutch pedal, the invention can test the automobile on a rack outside the automobile, and most importantly, the automobile can be installed on the automobile to carry out the road-going experiment with a security officer;
the prior art has the following defects or problems:
generally, the prior art measures through fixing a set of complex simulation system, or requires a security officer to sit at a driving position for simulation test, firstly, the complex practicability of the installation process is not strong, and secondly, the security officer can have interference when stepping on a pedal, so that the accuracy and the efficiency of a test result are influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rope-driven machine brake pedal test robot, which automatically simulates and finishes the treading process by driving a sleeve rope through a torque motor, and measures the feedback force of the pedal to a rope by using a tension sensor attached to a winding drum, and has the advantages that: when accomplishing the safe person brake pedal and stepping on, this device does not lock and disturb trampling of brake, realizes safe efficient test flow and obtains the test result of higher accuracy, can solve among the prior art generally through fixed one set of complicated analog system measure, or require the safe person to sit and carry out the simulation test at the driver's seat, thereby the loaded down with trivial details practicality of installation flow is not strong, thereby it has the accuracy and the efficiency problem that influence the test result that can have been disturbed when the safe person steps on the pedal secondly.
In order to achieve the purpose of the rope drive brake pedal testing robot, the invention provides the following technical scheme: a rope drives quick-witted brake pedal test robot, includes the footboard clamp, the inside of footboard clamp is provided with brake pedal, the top of footboard clamp is provided with the locking knob, the locking knob bottom is provided with rotatory screw thread, rotatory screw thread bottom is provided with portable clamping piece, the surface of footboard clamp has seted up the rope fixed orifices, brake pedal oblique below is provided with the fixed pulley, one side of fixed pulley is provided with the outlet box, one side of outlet box is provided with the reel, a side fixed mounting of reel has the encoder, one side fixed mounting of reel has driving motor, the fixed pulley is provided with the installation base with the bottom of reel, the surface of installation base has seted up the firmware mounting hole, the intermediate position of installation base is provided with controllable telescopic link, the side surface threaded connection of installation base has rod seat to combine the nut, and the controllable telescopic rod is in threaded connection with an inter-plate fixing nut.
Preferably, a steel wire rope is arranged among the pedal clamp, the fixed pulley and the wire outlet box, the driving motor drives the steel wire rope to be led out from the wire outlet box of the winding drum and to be connected with the rope fixing hole on the pedal clamp in a surrounding manner after surrounding the fixed pulley.
Preferably, the pedal clamp is provided with a threaded hole with the inner diameter size matched with the outer diameter size of the rotary thread, and the rotary thread is arranged inside the threaded hole in a penetrating manner and in threaded transmission connection with the pedal clamp.
Preferably, the bottom of the fixed pulley is provided with a nut and a bolt, and the fixed pulley is fixedly installed on the upper surface of the installation base through the fixing piece installation hole by using the nut and the bolt.
Preferably, the bottom of the winding drum is provided with a nut and a bolt, and the winding drum is fixedly installed on the upper surface of the installation base through the fixing part installation hole by using the nut and the bolt.
Preferably, the controllable telescopic rod is provided with threaded holes which are distributed at equal intervals and have inner diameter sizes matched with the outer diameter sizes of the inter-plate fixing nuts, the inter-plate fixing nuts are installed inside the threaded holes in a penetrating mode, and the controllable telescopic rod can be adjusted in a controllable and telescopic mode by changing the installation positions of the inter-plate fixing nuts and the threaded holes.
Preferably, a tension sensor is attached to the inside of the winding drum.
Preferably, the outward appearance of portable clamping piece is the U-shaped, portable clamping piece joint is in brake pedal one side periphery.
Compared with the prior art, the invention provides a rope-driven machine brake pedal testing robot, which has the following beneficial effects:
1. this rope drives quick-witted brake pedal test robot can solve the simulation of automobile pedal and step on the problem, and the device is simple and easy high-efficient, easily operates, simultaneously because the automatic footboard of accomplishing of motor drive reel is trampled the simulation, can replace human driver to carry out the development test of the senior auxiliary system of car. The invention can improve the precision and the repeatability of vehicle testing, so that tests which are difficult or impossible to realize by some human drivers can be easily carried out, the risk of testing is reduced, the testing time is saved, and meanwhile, high-quality objective data can be obtained.
2. Compared with other patents or products adopting gear transmission, the rope-driven brake pedal testing robot adopts rope driving, can provide stable control and fixation for the pedal, has simple structure and easy installation, meanwhile, the manufacturing and maintenance cost is greatly reduced, the motor is far away from the pedal, the faults and the motor damage caused by the deviation of the rotating shaft of the motor due to vibration in the driving process are avoided, the motor with larger mass and volume is far away from the pedal and is positioned at the seat of a safety worker, so that the normal operation of the safety worker is not influenced, the inertia of the end effector is reduced, the dynamic performance is improved, meanwhile, occupied space is reduced, in addition, the clamp is a fixing mode similar to a threaded wrench, tightness of the clamping opening is controlled by rotating threads to adapt to pedals with different thicknesses, the universality is high, and the pedals are not locked and interfered to be trampled.
3. The rope drives quick-witted brake pedal test robot, need not to reform transform the former footboard system of car, does not destroy car original structure, compares in the device of car interior repacking drive assembly, the invention is easier to install and tear open and repair, the unable adjustment base of the invention in addition can adjust the length through the expansion plate, can be applicable to the vehicle that the footboard and the distance between the seat are different, the expansion plate can be according to the actual condition through the fixed nut of self-defining quantity fixed, the size of footboard anchor clamps is greater than general car footboard size, and adjustable messenger's footboard is fixed, has stronger practicality.
4. The rope-driven machine brake pedal test robot can be used for ADAS safety system test, vehicle operating characteristic test and the like, can also be used for tests which are high in possibility of fatigue of people and cannot be carried out by human drivers, such as automobile durability, abuse and the like, and has a wide application range.
5. This rope drives quick-witted brake pedal test robot does not lock and disturb the decurrent trampling of brake pedal when controlling the brake pedal angle in the test of driving automatically, and when the emergency brake of security personnel trampled brake pedal, the rope is lax, and the motor no longer controls brake pedal, and in normal operation, the rope tensioning, motor control brake pedal angle realizes safe efficient test flow and obtains the test result of higher accuracy.
Drawings
FIG. 1 is a schematic view of a rope drive system according to the present invention;
FIG. 2 is a schematic view of a pedal clip according to the present invention;
FIG. 3 is a schematic view of the reel device and the motor driving structure of the present invention;
fig. 4 is a schematic view of the retractable base of the present invention.
In the figure: 1. a pedal clamp; 2. a brake pedal; 3. locking the knob; 4. a fixed pulley; 5. an outlet box; 6. a reel; 7. an encoder; 8. a drive motor; 9. installing a base; 10. a fastener mounting hole; 11. a controllable telescopic rod; 12. the rod seat is combined with a nut; 13. a movable clamping piece; 14. a rope fixing hole; 15. rotating the screw thread; 16. and nuts are fixed between the plates.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a rope-driven brake pedal testing robot comprises a pedal clamp 1, a brake pedal 2 is disposed inside the pedal clamp 1, a locking knob 3 is disposed on the top of the pedal clamp 1, a rotating thread 15 is disposed at the bottom end of the locking knob 3, a movable clamping piece 13 is disposed at the bottom end of the rotating thread 15, a rope fixing hole 14 is disposed on the surface of the pedal clamp 1, a fixed pulley 4 is disposed obliquely below the brake pedal 2, a wire outlet box 5 is disposed on one side of the fixed pulley 4, a winding drum 6 is disposed on one side of the wire outlet box 5, an encoder 7 is fixedly mounted on one side of the winding drum 6, a driving motor 8 is fixedly mounted on one side of the winding drum 6, a mounting base 9 is disposed at the bottoms of the fixed pulley 4 and the winding drum 6, a fixing piece mounting hole 10 is disposed on the surface of the mounting base 9, a controllable telescopic rod 11 is disposed at the middle position of the mounting base 9, a rod base combining nut 12 is connected to the side surface of the mounting base 9 by a thread, an inter-plate fixing nut 16 is connected to the controllable telescopic rod 11 through threads.
In summary, the invention provides an automobile pedal testing device, firstly, a pedal clamp 1 and a brake pedal 2 are selected to be attached to each other as much as possible at proper positions, then after a rotary screw 15 is rotated to enable the pedal clamp 1 and the brake pedal 2 to be tightly attached, a locking knob 3 is rotated to enable the rotary screw 15 to be locked so as to fix a movable clamping piece 13 to ensure that the pedal clamp 1 is fastened and does not fall off, a fixed pulley 4 and a drum driving device are combined with a mounting base 9, the fixed pulley and the drum driving device are fixed at proper positions through a fixing piece mounting hole 10 by using nuts and bolts, a drum part is fixed below a driver seat, the fixed pulley 4 is fixed at the oblique rear part of the brake pedal 2, the distance of different vehicle types can be adjusted by a controllable telescopic rod 11 on the base, after the distance is adjusted to be proper, the telescopic plate can be locked and fixed through a self-defined number of inter-plate fixing nuts 16 according to actual conditions, after reaching an ideal state, a driving motor 8 drives a steel wire rope to be led out from a wire outlet box 5 of a winding drum 6, the steel wire rope is connected with a rope fixing hole 14 on a pedal clamp 1 in a surrounding manner after surrounding a fixed pulley 4, so that a complete driving system is formed, finally, the driving motor 8 controls the driving rope of the winding drum device to contract and stretch, the treading simulation and action recovery of a brake pedal 2 are completed, when a safety worker treads the brake pedal 2 in emergency braking, the driving rope is loosened, the driving motor 8 does not control the brake pedal 2 any more, the driving rope is tensioned in normal operation, the driving motor 8 controls the angle of the brake pedal 2, the brake pedal 2 is not locked and interfered with the downward treading of the brake pedal 2, a safe and efficient test flow is realized, a test result with higher accuracy is obtained, meanwhile, the feedback tension of the driving rope by the brake pedal 2 is transmitted to a tension sensor attached in the winding drum, and the measurement of the stress of the brake pedal 2 is realized, meanwhile, the encoder 7 detects a feedback tension value and performs feedback control on the tension, so that the control precision of the driving device is improved.
The working use process and the installation method of the rope-driven machine brake pedal test robot are that when the rope-driven machine brake pedal test robot is used, the pedal test mode adopts the rope-driven test device, a safety worker can be replaced to measure the pedal force and reflect the feeling of a man-machine treading process, and the device does not lock and interfere the downward treading of the brake pedal 2 when the angle of the brake pedal 2 is controlled in an automatic running test. When a safety person emergently brakes and treads the brake pedal 2, the rope is loosened, and the motor does not control the brake pedal 2 any more. In normal operation, the rope tensioning, 2 angles of motor control brake pedal realize safe efficient test procedure and obtain the test result of higher accuracy to can control the feedback force numerical value through encoder 7, the higher repeatability automatic control footboard of higher precision, and the record data, thereby the suitable position that obtains the footboard is adjusted in order to promote driving comfort.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. The utility model provides a machine brake pedal test robot is driven to rope, includes pedal clamp (1), its characterized in that: the brake pedal is characterized in that a brake pedal (2) is arranged inside the pedal clamp (1), a locking knob (3) is arranged at the top of the pedal clamp (1), a rotating thread (15) is arranged at the bottom end of the locking knob (3), a movable clamping piece (13) is arranged at the bottom end of the rotating thread (15), a rope fixing hole (14) is formed in the surface of the pedal clamp (1), a fixed pulley (4) is arranged below the brake pedal (2) in an inclined manner, a wire outgoing box (5) is arranged on one side of the fixed pulley (4), a winding drum (6) is arranged on one side of the wire outgoing box (5), an encoder (7) is fixedly arranged on one side of the winding drum (6), a driving motor (8) is fixedly arranged on one side of the winding drum (6), an installation base (9) is arranged at the bottoms of the fixed pulley (4) and the winding drum (6), and a fixing piece installation hole (10) is formed in the surface of the installation base (9), the adjustable telescopic rod is characterized in that a controllable telescopic rod (11) is arranged in the middle of the mounting base (9), a rod seat combining nut (12) is in threaded connection with the side surface of the mounting base (9), and an inter-plate fixing nut (16) is in threaded connection with the controllable telescopic rod (11).
2. The rope drive brake pedal testing robot of claim 1, wherein: be provided with wire rope between pedal clamp (1), fixed pulley (4), outlet box (5), driving motor (8) drive wire rope is drawn forth by outlet box (5) of reel (6), encircles behind fixed pulley (4) and encircles rope fixed orifices (14) on pedal clamp (1) and be connected around the noose.
3. The rope drive brake pedal testing robot of claim 1, wherein: the pedal clamp (1) is provided with a threaded hole matched with the rotating thread (15) in outer diameter, and the rotating thread (15) penetrates through the threaded hole and is connected with the pedal clamp (1) in a threaded transmission mode.
4. The rope drive brake pedal testing robot of claim 1, wherein: the bottom of the fixed pulley (4) is provided with a nut and a bolt, and the fixed pulley (4) is fixedly installed on the upper surface of the installation base (9) through the fixing piece installation hole (10) by using the nut and the bolt.
5. The rope drive brake pedal testing robot of claim 1, wherein: the bottom of the winding drum (6) is provided with a nut and a bolt, and the winding drum (6) is fixedly installed on the upper surface of the installation base (9) through the fixing piece installation hole (10) by using the nut and the bolt.
6. The rope drive brake pedal testing robot of claim 1, wherein: the controllable telescopic rod (11) is provided with threaded holes which are distributed at equal intervals and have inner diameter sizes matched with the outer diameter sizes of the inter-plate fixing nuts (16), the inter-plate fixing nuts (16) are installed in the threaded holes in a penetrating mode, and the controllable telescopic rod (11) can be adjusted in a controllable telescopic mode by changing the installation positions of the inter-plate fixing nuts (16) and the threaded holes.
7. The rope drive brake pedal testing robot of claim 1, wherein: and a tension sensor is attached to the winding drum (6).
8. The rope drive brake pedal testing robot of claim 1, wherein: the outward appearance of portable clamping piece (13) is the U-shaped, portable clamping piece (13) joint is in brake pedal (2) one side periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111366065.4A CN114076673A (en) | 2021-11-18 | 2021-11-18 | Rope drives quick-witted brake pedal test robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111366065.4A CN114076673A (en) | 2021-11-18 | 2021-11-18 | Rope drives quick-witted brake pedal test robot |
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| Publication Number | Publication Date |
|---|---|
| CN114076673A true CN114076673A (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111366065.4A Pending CN114076673A (en) | 2021-11-18 | 2021-11-18 | Rope drives quick-witted brake pedal test robot |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206856691U (en) * | 2017-06-23 | 2018-01-09 | 南京工程学院 | Anti- phenomenon of taking throttle as brake intelligence control system |
| CN207318121U (en) * | 2017-11-08 | 2018-05-04 | 奥测世纪（天津）技术有限公司 | A kind of brake-pedal of automobile limit detection platform |
| CN207396056U (en) * | 2017-10-18 | 2018-05-22 | 深圳市安车检测股份有限公司 | Automobile touches on the brake device automatically |
| CN209492515U (en) * | 2019-01-31 | 2019-10-15 | 王宝君 | A kind of novel accidentally anxious brake apparatus of stepping on the gas |
| CN211335933U (en) * | 2019-05-16 | 2020-08-25 | 四川省客车制造有限责任公司 | Mechanism for driving brake pedal to automatically rotate through linear traction and automobile |
| CN213199703U (en) * | 2020-10-21 | 2021-05-14 | 山西中科怡驰智能科技股份有限公司 | Brake pedal movable pulley cable wire structure |
-
2021
- 2021-11-18 CN CN202111366065.4A patent/CN114076673A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206856691U (en) * | 2017-06-23 | 2018-01-09 | 南京工程学院 | Anti- phenomenon of taking throttle as brake intelligence control system |
| CN207396056U (en) * | 2017-10-18 | 2018-05-22 | 深圳市安车检测股份有限公司 | Automobile touches on the brake device automatically |
| CN207318121U (en) * | 2017-11-08 | 2018-05-04 | 奥测世纪（天津）技术有限公司 | A kind of brake-pedal of automobile limit detection platform |
| CN209492515U (en) * | 2019-01-31 | 2019-10-15 | 王宝君 | A kind of novel accidentally anxious brake apparatus of stepping on the gas |
| CN211335933U (en) * | 2019-05-16 | 2020-08-25 | 四川省客车制造有限责任公司 | Mechanism for driving brake pedal to automatically rotate through linear traction and automobile |
| CN213199703U (en) * | 2020-10-21 | 2021-05-14 | 山西中科怡驰智能科技股份有限公司 | Brake pedal movable pulley cable wire structure |
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Application publication date: 20220222 |
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