CN104062117A - Durability testing device of pedal mechanism - Google Patents
Durability testing device of pedal mechanism Download PDFInfo
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- CN104062117A CN104062117A CN201410337703.3A CN201410337703A CN104062117A CN 104062117 A CN104062117 A CN 104062117A CN 201410337703 A CN201410337703 A CN 201410337703A CN 104062117 A CN104062117 A CN 104062117A
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Abstract
The invention discloses a durability testing device of a pedal mechanism. The durability testing device comprises a testing bed, an air cylinder bed and a temperature box. A test piece is installed on the testing bed, and a pedal is arranged on the test piece. An air cylinder is installed on the air cylinder bed, is in contact with the pedal of the test piece through a connecting rod, and stretches or contracts to drive the connecting rod to press or release the pedal to conduct a durability test on the pedal. The temperature in the temperature box can be adjusted, the test piece is located in the temperature box, the air cylinder is located outside the temperature box, and the connecting rod penetrates through one separating plate of the temperature box to be connected with the air cylinder and the pedal. By means of the durability testing device of the pedal mechanism, only the test piece is located in the temperature box, and testing components such as the air cylinder and a force sensor are arranged outside the temperature box, so that the testing components can work at the normal temperature, the working accuracy of the testing components is facilitated, the service life of the testing components is easily prolonged, and meanwhile the cost of the testing components working at the normal temperature is low.
Description
Technical field
The present invention relates to auto parts and components technical field of measurement and test, more particularly, relate to the durability test device of auto parts and components.
Background technology
Auto parts and components need to possess certain permanance parameter request, in process of production, can test the permanance of auto parts and components in the mode of sampling.Such as, for the pedal parts of automobile, comprise that brake pedal, gas pedal and clutch pedal need to carry out endurancing.The usual way that pedal parts is carried out to endurancing for by cylinder to pedal loading force and release force, simulation is trampled and homing action repeatedly to pedal, being detected the power value loading and discharged by power sensor is the power value of pedal bounce-back.
Because the temperature contrast in the environment for use of automobile is large, while therefore parts being carried out to endurancing, need to simulate different temperature environments simultaneously.The temperature environment of simulation is generally between-35 DEG C～+ 80 DEG C.The simulation of this temperature environment is generally realized by sweat box, and sweat box can heat or cooling box house space, makes box house space temperature reach above-mentioned test specification.In existing process of the test, by all parts, comprise that the device of test specimen itself and test use is put in sweat box.For tested parts, such as pedal parts ,-35 DEG C～+ 80 DEG C all in its suitable operating temperature range.And for test parts, high temperature or low temperature can have a strong impact on serviceability and the reliability of test parts, even cause damage.Such as, test parts is easily freezed to work at low temperatures, easily occurs explosion under high temperature.Sensor element cannot normally be worked and be caused the power value recording inaccurate under low temperature or high temperature, and special high temperature or low temperature power sensor are expensive.Owing to all parts all being put in sweat box in prior art, cause the result of test inaccurate, or make test parts failure rate, spoilage high, or with high costs.
Summary of the invention
The present invention is intended to propose a kind of test unit, only test specimen is entered in sweat box, and miscellaneous part is outside sweat box.
According to one embodiment of the invention, a kind of pedal gear durability test device is proposed, comprising: test specimen stand, cylinder stand and sweat box.On test specimen stand, test specimen is installed, test specimen has pedal.On cylinder stand, cylinder is installed, cylinder contacts with the pedal of test specimen by connecting link, and cylinder extends or shrinks, and drives connecting link depress or loosen pedal pedal is carried out to endurancing.Temperature in sweat box can regulate, and test specimen is positioned at sweat box, and cylinder is positioned at outside sweat box, and connecting link connects cylinder and pedal through a dividing plate of sweat box.
In one embodiment, test specimen stand and cylinder stand are integrated on same pedestal, described pedestal forms test specimen stand near the part of first end, and described pedestal forms cylinder stand near the part of the second end, and described pedestal is provided with roller in the part near the second end.
In one embodiment, pedestal moves by roller, and pedestal enters in sweat box near part, test specimen stand and the test specimen of first end, and pedestal is positioned at outside sweat box near part, cylinder stand and the cylinder of the second end.
In one embodiment, the front opening of sweat box, dividing plate is arranged on opening and seals opening, on dividing plate, there is the hole of passing for connecting link,, between hole and connecting link, being sealed by seal, dividing plate is closed in pedestal in sweat box near part, test specimen stand and the test specimen of first end.
In one embodiment, on sweat box side, having the side that can dismantle opens the door.
In one embodiment, test specimen stand comprises sample stent and be arranged on the test specimen installing plate on sample stent, and test specimen is arranged on test specimen installing plate.
In one embodiment, cylinder stand comprises the gantry frame that is arranged on the cylinder support of pedestal the second end and is arranged on cylinder support inner side, bearing is installed in the rear end of cylinder, the support of bearing is arranged on cylinder support, the front end of cylinder is suspended on gantry frame by suspention spring, one end of connecting link is connected to the front end of cylinder, and the other end of connecting link is connected to pedal.
In one embodiment, strong sensor is installed in the junction of the front end of connecting link and cylinder.
In one embodiment, test specimen has two pedals, and two cylinders are installed on cylinder stand, respectively two pedals is carried out to endurancing by two connecting links.
In one embodiment, the temperature in sweat box is between-35 DEG C～+ 80 DEG C.
Pedal gear durability test device of the present invention only by test specimen as in sweat box, and cylinder and power sensor test parts are placed in outside sweat box, test parts can be worked at normal temperatures, be conducive to the work accuracy of test parts and the prolongation in serviceable life, the cost of the test parts of meanwhile, working under normal temperature is lower.
Brief description of the drawings
The above and other feature of the present invention, character and advantage are by more obvious by what become below in conjunction with the description of drawings and Examples, and identical Reference numeral represents identical feature all the time in the accompanying drawings, wherein:
Fig. 1 has disclosed according to the structural drawing of the pedal gear durability test device of one embodiment of the invention.
Fig. 2 a and Fig. 2 b have disclosed according to the use constitutional diagram of the pedal gear durability test device of one embodiment of the invention, and wherein Fig. 2 a is lateral plan, and Fig. 2 b is three-dimensional view.
Embodiment
Shown in figure 1, according to one embodiment of the invention, a kind of pedal gear durability test device is proposed, comprising: test specimen stand, cylinder stand and sweat box.On test specimen stand, test specimen is installed, test specimen has pedal.On cylinder stand, cylinder is installed, cylinder contacts with the pedal of test specimen by connecting link, and cylinder extends or shrinks, and drives connecting link depress or loosen pedal pedal is carried out to endurancing.Temperature in sweat box can regulate.Shown in figure 2a and Fig. 2 b, in testing, test specimen is positioned at sweat box, and cylinder is positioned at outside sweat box, and connecting link connects cylinder and pedal through a dividing plate of sweat box.
Continue with reference to shown in figure 1, test specimen stand and cylinder stand are integrated on same pedestal 102, and pedestal 102 is frameworks of a rectangle.Pedestal 102 forms test specimen stand near the part of first end, and pedestal 102 forms cylinder stand near the part of the second end, and pedestal 102 is provided with roller 104 in the part near the second end.Roller 104 is arranged in the second end of pedestal substantially between middle part, and roller 104 is positioned at the below of pedestal 102.At the first end of pedestal to not arranging roller between middle part.Shown in figure 2a and Fig. 2 b, the first end of pedestal to the part at middle part can enter in sweat box, and roller 104 is just in sweat box outside.
Continue with reference to shown in figure 1, test specimen stand comprises sample stent 202 and is arranged on the test specimen installing plate 204 on sample stent, and test specimen 300 is arranged on test specimen installing plate 204, and test specimen 300 has pedal 302.Sample stent 202 comprises the bracing frame 203 of the framework vertical with pedestal 102 201 and oblique support frame 201.Cylinder stand 402 comprises and is arranged on the cylinder support 401 of pedestal the second end, the gantry frame 403 that is arranged on cylinder support inner side and oblique bracing frame 405.Cylinder support 401 and gantry frame 403 are all perpendicular to pedestal 102.The rear end of cylinder 502 is provided with bearing 504, and the support of bearing 504 is arranged on cylinder support 401, and bearing 504 can rotate taking bearing 504 as axle cylinder 502, and cylinder 502 adjustable tilt angles are to adapt to the position of test specimen 300.The front end of cylinder 502 is suspended on gantry frame 503 by suspention spring 506.Because cylinder 502 can produce shake in the process of stretching out and retract, the displacement that suspention spring 506 can bounce cylinder 502 in the vertical directions, makes the process of test more steady.One end of connecting link 508 is connected to the front end of cylinder 502, and the other end of connecting link 508 is connected to pedal 302.By connecting link 508, cylinder 502 is connected with pedal 302, by stretching out and contraction of cylinder 502, can apply power or release force to pedal 302, the process that is operated or discharges to simulate pedal through connecting link 508.In the embodiment shown in fig. 1, in connecting link 508 and the junction of the front end of cylinder 502, strong sensor 510 is installed.
The parts in auto parts and components with pedal are mainly clutch pedal, brake pedal and gas pedal.According to the difference of test specimen, on test specimen, can there is the pedal of varying number, such as one, two or three.In embodiment shown in Fig. 1, test specimen has two pedals, is respectively clutch pedal and brake pedal.In other embodiments, two pedals can be also brake pedal and gas pedal.Accordingly, two cylinders are installed on cylinder stand, respectively two pedals are carried out to endurancing by two connecting links.
Shown in figure 2a and Fig. 2 b, disclose according to the use constitutional diagram of the pedal gear durability test device of one embodiment of the invention.According to one embodiment of present invention, the front opening of sweat box 602, dividing plate 604 is arranged on opening and seals opening, has the hole of passing for connecting link on dividing plate 604, between hole and connecting link, is sealed by seal.Dividing plate 604 is closed in pedestal 102 in sweat box 604 near part, test specimen stand and the test specimen 300 of first end.Shown in figure 2a, cavity of the interior formation of sweat box 602, pedestal 102 moves by roller 104, and the base of the height of roller 104 and sweat box 602 is contour.Pedestal 102 just in time can be entered in the cavity of sweat box 602, and part roller 104 or all roller 104 can be with locking devices, make the roller 104 can locking after moving into place.Pedestal 102 enters in sweat box by the opening of sweat box 602 front ends near part, test specimen stand (comprising sample stent 202 and test specimen installing plate 204) and the test specimen 300 of first end.Dividing plate 604 is by closure of openings to form the space of sealing, and as shown in Fig. 2 a and 2b, test specimen stand and test specimen are positioned at the space of sweat box, and pedestal is positioned at outside sweat box near part, cylinder stand, cylinder and the power sensor of the second end.Temperature in sweat box 602 is between-35 DEG C～+ 80 DEG C.For test specimen, can carry out the endurancing under necessary temperature range, and for cylinder and power sensor, can work with most suitable normal temperature under, meanwhile, only require to work in power sensor cost under normal temperature lower.Shown in figure 2b, on a side of sweat box 602, there is the side that can dismantle and open the door 606.Open the door 606 width of side is identical with the width of the cavity of sweat box 602 inside, and side is opened the door and 606 can be operated the cavity of sweat box 602 inside after opening completely.Shown in figure 2a, if need the control device for cylinder is installed, this control device can be installed in the outside of cylinder support 401, i.e. the position of the dotted line frame 601 shown in Fig. 2 a.
Pedal gear durability test device of the present invention only by test specimen as in sweat box, and cylinder and power sensor test parts are placed in outside sweat box, test parts can be worked at normal temperatures, be conducive to the work accuracy of test parts and the prolongation in serviceable life, the cost of the test parts of meanwhile, working under normal temperature is lower.
Above-described embodiment is available to be familiar with person in the art and to realize or use of the present invention; those skilled in the art can make various modifications or variation and not depart from invention thought of the present invention above-described embodiment; thereby protection scope of the present invention do not limit by above-described embodiment, and it should be the maximum magnitude that meets the inventive features that claims mention.
Claims (10)
1. a pedal gear durability test device, is characterized in that, comprising:
Test specimen stand, installs test specimen on test specimen stand, and described test specimen has pedal;
Cylinder stand, installs cylinder on cylinder stand, and cylinder contacts with the pedal of test specimen by connecting link, and cylinder extends or shrinks, and drives connecting link depress or loosen pedal pedal is carried out to endurancing;
Sweat box, the temperature in sweat box can regulate, and described test specimen is positioned at sweat box, and described cylinder is positioned at outside sweat box, and described connecting link connects cylinder and pedal through a dividing plate of sweat box.
2. pedal gear durability test device as claimed in claim 1, it is characterized in that, described test specimen stand and cylinder stand are integrated on same pedestal, described pedestal forms test specimen stand near the part of first end, described pedestal forms cylinder stand near the part of the second end, and described pedestal is provided with roller in the part near the second end.
3. pedal gear durability test device as claimed in claim 2, it is characterized in that, described pedestal moves by roller, and pedestal enters in sweat box near part, test specimen stand and the test specimen of first end, and pedestal is positioned at outside sweat box near part, cylinder stand and the cylinder of the second end.
4. pedal gear durability test device as claimed in claim 3, it is characterized in that, the front opening of described sweat box, described dividing plate is arranged on opening and seals described opening, on described dividing plate, there is the hole of passing for connecting link, between hole and connecting link, sealed by seal, dividing plate is closed in pedestal in sweat box near part, test specimen stand and the test specimen of first end.
5. pedal gear durability test device as claimed in claim 4, is characterized in that, has the side that can dismantle and open the door on a side of described sweat box.
6. pedal gear durability test device as claimed in claim 2, is characterized in that, described test specimen stand comprises sample stent and be arranged on the test specimen installing plate on sample stent, and described test specimen is arranged on test specimen installing plate.
7. pedal gear durability test device as claimed in claim 2, it is characterized in that, described cylinder stand comprises the gantry frame that is arranged on the cylinder support of pedestal the second end and is arranged on cylinder support inner side, bearing is installed in the rear end of described cylinder, the support of bearing is arranged on cylinder support, the front end of cylinder is suspended on gantry frame by suspention spring, and one end of connecting link is connected to the front end of cylinder, and the other end of connecting link is connected to pedal.
8. pedal gear durability test device as claimed in claim 7, is characterized in that, in the junction of the front end of connecting link and cylinder, strong sensor is installed.
9. pedal gear durability test device as claimed in claim 1, is characterized in that, described test specimen has two pedals, and two cylinders are installed on cylinder stand, respectively two pedals is carried out to endurancing by two connecting links.
10. pedal gear durability test device as claimed in claim 1, is characterized in that, the temperature in described sweat box is between-35 DEG C～+ 80 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410337703.3A CN104062117A (en) | 2014-07-16 | 2014-07-16 | Durability testing device of pedal mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410337703.3A CN104062117A (en) | 2014-07-16 | 2014-07-16 | Durability testing device of pedal mechanism |
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| CN104062117A true CN104062117A (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410337703.3A Pending CN104062117A (en) | 2014-07-16 | 2014-07-16 | Durability testing device of pedal mechanism |
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| CN (1) | CN104062117A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236894A (en) * | 2014-10-11 | 2014-12-24 | 安徽合力股份有限公司 | Vehicle-mounted test device for detecting reliability of forklift pedal mechanism |
| CN104535314A (en) * | 2014-12-29 | 2015-04-22 | 广州广电计量检测股份有限公司 | Vehicle pedal durability test device and control method thereof |
| CN106017878A (en) * | 2016-05-18 | 2016-10-12 | 苏州诚峰机电设备有限公司 | Device for testing endurance of pedal of automobile clutch pedal assembly |
| CN106441942A (en) * | 2016-11-30 | 2017-02-22 | 江西洪都航空工业集团有限责任公司 | Pedal PCU data measurement device |
| CN107621370A (en) * | 2017-08-14 | 2018-01-23 | 江苏科达车业有限公司 | A kind of side pedal tramples experimental rig |
| CN108072518A (en) * | 2018-01-02 | 2018-05-25 | 南京奥联汽车电子电器股份有限公司 | A kind of throttle test mechanism for simulating practical operation |
| CN114018606A (en) * | 2021-09-30 | 2022-02-08 | 芜湖普威技研有限公司 | Automobile pedal endurance test equipment |
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| CN104236894A (en) * | 2014-10-11 | 2014-12-24 | 安徽合力股份有限公司 | Vehicle-mounted test device for detecting reliability of forklift pedal mechanism |
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| CN108072518A (en) * | 2018-01-02 | 2018-05-25 | 南京奥联汽车电子电器股份有限公司 | A kind of throttle test mechanism for simulating practical operation |
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Application publication date: 20140924 |
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