CN103792078A - Automobile door lock opening and closing life-test rack and testing method thereof - Google Patents
Automobile door lock opening and closing life-test rack and testing method thereof Download PDFInfo
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- CN103792078A CN103792078A CN201410029543.6A CN201410029543A CN103792078A CN 103792078 A CN103792078 A CN 103792078A CN 201410029543 A CN201410029543 A CN 201410029543A CN 103792078 A CN103792078 A CN 103792078A
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- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 238000004088 simulation Methods 0.000 abstract description 11
- 238000011161 development Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract 1
- 238000010998 test method Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
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Abstract
The invention provides an automobile door lock opening and closing life-test rack and a testing method thereof so that the service life of a door lock can be accurately tested and corresponding reference can be provided for the development of automobiles. The test rack comprises a fixed frame and a simulation door which is rotatably mounted on the fixed frame. The simulation door is provided with a door lock mounting plate used for fixing a door lock to be tested, and the fixed frame is provided with a lock catch, a door lock unlocking device and a driving device used for driving the simulation door to rotate. The automobile door lock opening and closing life-test rack and the testing method thereof are characterized in that the fixed frame is further provided with a counter-acting force device, the counter-acting force device is provided with an elastic mechanism, the elastic mechanism can make contact with the simulation door in the closing process of the simulation door, and counter-acting force used for stopping the door from being closed is provided for the simulation door. When the opening and closing service life of the automobile door lock is tested, the counter-acting force of an automobile door sealing strip and the like to an automobile door is fully considered, the corresponding counter-acting force device is used for simulation, hence, the testing environment is closer to a real condition, test data are accurate, and the opening and closing service life of the product can be truly reflected in actual use.
Description
Technical field
The invention belongs to automobile product parts technical field of measurement and test, specifically, the present invention relates to a kind of automobile door lock and open and close life-test rack and method of testing.
Background technology
Along with making rapid progress of auto manufacturing technology, the development of automobile door lock is also constantly weeded out the old and bring forth the new, and door lock switching property has determined its serviceable life, so must carry out life test to automobile door lock.The patent No. is that the utility model of CN201120260527.X discloses a kind of car door lock switching endurance testing device, its object is to provide a kind of equipment needed thereby, the door lock that can automatically record door interlock switch testing time opens and closes endurance testing device, but owing to not considering automobile door lock in actual use in its patent, closing of the door speed and door weather strip reacting force are investigated requirement to the test of door lock, therefore its life test is sufficiently complete accurately, lacks cogency.
Summary of the invention
The object of the invention is to propose a kind of automobile door lock and open and close life-test rack and method of testing, accurately to test the serviceable life of door lock, for the exploitation of automobile provides corresponding reference.
Automobile door lock of the present invention opens and closes life-test rack and comprises fixed mount and be rotatably installed on the analog gate on fixed mount, door lock installing plate for fixing door lock to be tested is installed, the drive unit that described fixed mount is provided with snap close, door lock tripper and drives analog gate to rotate on described analog gate; Key is that described fixed mount is also provided with counter-force device, and described counter-force device is provided with elastic mechanism, and described elastic mechanism can contact with analog gate in analog gate closing process, provides and stops the reacting force of closing the door to analog gate.
The automobile door lock of applying above-mentioned test board opens and closes life testing method and comprises the steps:
A: door lock to be tested is installed on the installing plate of analog gate;
B: utilize drive unit drive analog gate rotate, make analog gate overcome the reacting force of counter-force device and close, thus make door lock and snap close sealed;
C: utilize tripper by door lock and snap close release, analog gate is opened under the effect of counter-force device;
D: repeat B, C step, until the sealed number of times of door lock reaches pre-determined number, or door lock breaks down;
E: door lock is taken off from analog gate, carry out the check of outward appearance and mechanical property, whether decision gate lock function is qualified.
Specifically, described counter-force device is made up of fixed head, spring and acting force bar, and one end of described spring is fixedly connected with acting force bar, and the other end is fixedly connected with fixed head, and described acting force bar is toward the direction of analog gate.In the time that analog gate contacts with acting force bar in closing process, will pass through acting force bar Compress Spring, the reacting force after spring deformation can impose on analog gate by acting force bar, reaches the effect of simulation door weather strip to car door reacting force.
Controlled for the position of guarantee effect power bar, described fixed head is just provided with acting force bar and the limiting through hole that can pass for acting force bar.
Further, described drive unit is made up of rotary cylinder, the pendulum fork that is fixed on rotary cylinder piston rod end, and the lower end of described analog gate is provided with pendulum fork connecting link, and described pendulum fork connecting link snaps in pendulum fork.Drive analog gate by rotary cylinder and pendulum fork, have and be swift in motion, control and facilitate reliable advantage.
Further, be the car door of real simulation different automobile types, described analog gate is provided with one or more counterweights, can change by changing counterweight the weight of analog gate.
Further, described fixed mount is provided with the position transducer for detection of analog gate position, and this position transducer can be metal approach switch etc., and the distance by detection with analog gate, judges that whether the position of analog gate and door lock be sealed with snap close.
In the described step B of method of testing of the present invention, utilize position transducer to detect the whether sealed success of door lock, if fail sealed success, test finishes, and need check exemplar; In described step C, utilize position transducer to detect whether at the appointed time release success of door lock, if fail release success, test finishes, and need check exemplar.Above-mentioned two situations all illustrate that door lock exists disabler in process of the test.
Further, described fixed mount is provided with the power sensor for detection of the door closing force in analog gate closing process, and described power sensor is connected with Displaying Meter, can monitor the door closing force size of analog gate motion process, and strictly control test process, guarantee the validity of test.
The present invention is in the time carrying out switch life test to automobile door lock, fully take into account the reacting force to car door such as door weather strip, and utilize corresponding counter-force device to simulate, therefore test environment more approaches truth, test data is accurate, can truly reflect product switch life under reality is used.
Accompanying drawing explanation
Fig. 1 is the three-dimensional view of automobile door lock switch life test board of the present invention.
Fig. 2 is the front elevation of automobile door lock switch life test board of the present invention.
Fig. 3 is the vertical view of automobile door lock switch life test board of the present invention.
Fig. 4 is the side view of automobile door lock switch life test board of the present invention.
Fig. 5 is the partial structurtes schematic diagram of automobile door lock switch life test board of the present invention.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail as effect and the principle of work etc. of the mutual alignment between the shape of related each member, structure, each several part and annexation, each several part.
Embodiment 1:
As shown in the figure, the automobile door lock of the present embodiment opens and closes life-test rack and comprises fixed mount 1 and be rotatably installed on the analog gate 2 on fixed mount 1 by hinge, door lock installing plate 3 for fixing door lock to be tested is installed, the drive unit that described fixed mount 1 is provided with snap close 4, door lock tripper 5 and drives analog gate 2 to rotate on described analog gate 2; Described fixed mount 1 is also provided with counter-force device, and described counter-force device is provided with elastic mechanism, and described elastic mechanism can contact with analog gate 2 in analog gate 2 closing process, provides and stops the reacting force of closing the door to analog gate 2.
Specifically, described counter-force device is made up of fixed head 6, spring 7 and acting force bar 8, and one end of described spring 7 is fixedly connected with acting force bar 8, and the other end is fixedly connected with fixed head 6, and described acting force bar 8 is toward the direction of analog gate 2.In the time that analog gate 2 contacts with acting force bar 8 in closing process, will pass through acting force bar 8 Compress Springs 7, the reacting force after spring 7 deformation can impose on analog gate 2 by acting force bar 8, reaches the effect of simulation door weather strip to car door reacting force.Can, by adjusting the position of counter-force device on fixed mount 1 and selecting the spring 7 of different compressibility coefficient, realize the reacting force requirement of closing the door really.
Controlled for the position of guarantee effect power bar 8, described fixed head 6 is just provided with acting force bar 8 and the limiting through hole 15 that can pass for acting force bar 8.
Drive unit is made up of rotary cylinder 9, the pendulum fork 10 that is fixed on rotary cylinder 9 piston rod ends, and the lower end of described analog gate 2 is provided with pendulum fork connecting link 11, and described pendulum fork connecting link 11 snaps in pendulum fork 10.Drive analog gate 2 by rotary cylinder 9 and pendulum fork 10, have and be swift in motion, control and facilitate reliable advantage.
For the car door of real simulation different automobile types, described analog gate 2 is provided with weight linear meter 12, can change by changing weight linear meter 12 weight of analog gate 2.
Fixed mount 1 is provided with the position transducer 13 for detection of analog gate 2 positions, and this position transducer 13 can be metal approach switch etc., and the distance by detection with analog gate 2, judges that whether the position of analog gate 2 and door lock be sealed with snap close 4.
Fixed mount 1 is provided with the power sensor 14 for detection of the door closing force in analog gate 2 closing process below at snap close 4, described power sensor 14 is connected with Displaying Meter (instrument of showing not shown in FIG.), can monitor the door closing force size of analog gate 2 motion processes, and strictly control test process, guarantee the validity of test.
The automobile door lock of applying above-mentioned test board opens and closes life testing method and comprises the steps:
A: door lock to be tested is installed on the installing plate 3 of analog gate 2;
B: utilize drive unit drive analog gate 2 rotate, make analog gate 2 overcome the reacting force of counter-force device and close, thus make door lock and snap close 4 sealed;
C: utilize tripper 5 by door lock and snap close 4 releases, analog gate 2 is opened under the effect of counter-force device;
D: repeat B, C step, until the sealed number of times of door lock reaches pre-determined number, or door lock breaks down;
E: door lock is taken off from analog gate 2, carry out the check of outward appearance and mechanical property, whether decision gate lock function is qualified.
In described step B, utilize position transducer 13 to detect the whether sealed success of door lock in analog gate closing process, if fail sealed success, test finishes, and need check exemplar; In described step C, utilize position transducer 13 to detect whether at the appointed time release success of door lock, if fail release success, test finishes, and need check exemplar.In predetermined sealed number of times, occur that above-mentioned two situations all illustrate that door lock exists disabler.
For improving testing efficiency, can be in equal installation site, the both sides of fixed mount 1 sensor 13, power sensor 14, snap close 4, counter-force device, while driving like this analog gate 2 reciprocating rotation, can make door lock and release sealed with the snap close 4 of both sides respectively.
For improving robotization and controlling reliable degree, can utilize PLC control device to carry out the input signal of receiving position sensor 13, and carry out accessory drive according to this signal, the work of tripper 5, detailed process is as follows: PLC control device accessory drive is closed analog gate 2, if door lock and snap close 4 are sealed smoothly, position transducer 13 passes to door lock of PLC control device and closes successful signal, PLC control device control tripper 5 opposite houses are locked into row unlocking operation subsequently, if door lock mechanism release success within the predetermined time, position transducer 13 passes to successful signal of door lock release of PLC control device, PLC control device accessory drive is closed analog gate 2 again, repeat the sealed test of door lock, by that analogy, until test finishes.
Claims (10)
1. an automobile door lock opens and closes life-test rack, comprise fixed mount and be rotatably installed on the analog gate on fixed mount, door lock installing plate for fixing door lock to be tested is installed, the drive unit that described fixed mount is provided with snap close, door lock tripper and drives analog gate to rotate on described analog gate; It is characterized in that described fixed mount is also provided with counter-force device, described counter-force device is provided with elastic mechanism, and described elastic mechanism can contact with analog gate in analog gate closing process, provides and stops the reacting force of closing the door to analog gate.
2. automobile door lock according to claim 1 opens and closes life-test rack, it is characterized in that described counter-force device is made up of fixed head, spring and acting force bar, one end of described spring is fixedly connected with acting force bar, the other end is fixedly connected with fixed head, and described acting force bar is toward the direction of analog gate.
3. automobile door lock according to claim 2 opens and closes life-test rack, it is characterized in that described fixed head is just provided with acting force bar and the limiting through hole that can pass for acting force bar.
4. open and close life-test rack according to the automobile door lock described in claim 1 or 2 or 3, it is characterized in that described drive unit is made up of rotary cylinder, the pendulum fork that is fixed on rotary cylinder piston rod end, the lower end of described analog gate is provided with pendulum fork connecting link, and described pendulum fork connecting link snaps in pendulum fork.
5. open and close life-test rack according to the automobile door lock described in claim 1 or 2 or 3, it is characterized in that described analog gate is provided with one or more counterweights.
6. open and close life-test rack according to the automobile door lock described in claim 1 or 2 or 3, it is characterized in that described fixed mount is provided with the position transducer for detection of analog gate position.
7. open and close life-test rack according to the automobile door lock described in claim 1 or 2 or 3, it is characterized in that described fixed mount is provided with the power sensor for detection of the door closing force in analog gate closing process, described power sensor is connected with Displaying Meter.
8. automobile door lock according to claim 1 opens and closes the automobile door lock switching life testing method of life-test rack, it is characterized in that comprising the steps:
A: door lock to be tested is installed on the installing plate of analog gate;
B: utilize drive unit drive analog gate rotate, make analog gate overcome the reacting force of counter-force device and close, thus make door lock and snap close sealed;
C: utilize tripper by door lock and snap close release, analog gate is opened under the effect of counter-force device;
D: repeat B, C step, until the sealed number of times of door lock reaches pre-determined number, or door lock breaks down;
E: door lock is taken off from analog gate, carry out the check of outward appearance and mechanical property, whether decision gate lock function meets design requirement.
9. automobile door lock according to claim 8 opens and closes life testing method, it is characterized in that in described step B, utilizes position transducer to detect the whether sealed success of door lock, if fail sealed success, test finishes, and need check exemplar.
10. automobile door lock according to claim 8 opens and closes life testing method, it is characterized in that in described step C, utilize position transducer to detect whether at the appointed time release success of door lock, if fail release success, test finishes, and need check exemplar.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029543.6A CN103792078B (en) | 2014-01-22 | 2014-01-22 | Automobile door lock opening and closing life-test rack and method of testing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410029543.6A CN103792078B (en) | 2014-01-22 | 2014-01-22 | Automobile door lock opening and closing life-test rack and method of testing |
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| CN103792078A true CN103792078A (en) | 2014-05-14 |
| CN103792078B CN103792078B (en) | 2016-03-16 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628304A (en) * | 2016-03-15 | 2016-06-01 | 安徽万朗磁塑集团有限公司 | Novel door seal anti-edge-twisting tester |
| CN106598132A (en) * | 2017-02-08 | 2017-04-26 | 上汽大众汽车有限公司 | Sealing force control and measuring apparatus of door lock test bench |
| CN107389325A (en) * | 2017-07-10 | 2017-11-24 | 佛山市欧美达电器科技制造有限公司 | A kind of service life test device of the electronic support bar of automobile tail gate |
| CN107588944A (en) * | 2017-10-31 | 2018-01-16 | 无锡瑞林控制软件有限公司 | A kind of tail-gate lock durable test mechanism with counter-force test |
| CN107607330A (en) * | 2017-10-31 | 2018-01-19 | 无锡瑞林控制软件有限公司 | The Durable detection device of automobile side door lock |
| CN107655676A (en) * | 2017-10-31 | 2018-02-02 | 无锡瑞林控制软件有限公司 | A kind of automobile tail gate lock functional check mechanism |
| CN107907349A (en) * | 2017-12-26 | 2018-04-13 | 山东大学 | A kind of arrangements for automotive doors fatigue test outward swinging door tripper |
| CN108254172A (en) * | 2018-01-18 | 2018-07-06 | 中国汽车技术研究中心 | A kind of new automobile side door lock sound quality testboard bay |
| CN109682582A (en) * | 2018-10-31 | 2019-04-26 | 安徽江淮汽车集团股份有限公司 | A kind of lock body reliability test |
| CN109682583A (en) * | 2018-12-21 | 2019-04-26 | 合肥百川自动化科技有限公司 | A kind of automobile door lock Detecting data |
| CN110426202A (en) * | 2019-08-29 | 2019-11-08 | 苏州康克莱自动化科技有限公司 | A kind of automation torque-measuring apparatus |
| CN110608897A (en) * | 2019-10-10 | 2019-12-24 | 中国汽车技术研究中心有限公司 | Hinge axis two-degree-of-freedom adjustable type door lock characteristic testing rack for rotating side door |
| CN110657967A (en) * | 2019-09-16 | 2020-01-07 | 上海钧正网络科技有限公司 | Lock testing device and testing method thereof |
| CN113776795A (en) * | 2021-08-17 | 2021-12-10 | 东风汽车集团股份有限公司 | Rack system and measuring method for accurately measuring sound quality of automobile door lock |
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| CN105628304B (en) * | 2016-03-15 | 2018-01-09 | 安徽万朗磁塑股份有限公司 | A kind of door seal is anti-to twist side tester |
| CN105628304A (en) * | 2016-03-15 | 2016-06-01 | 安徽万朗磁塑集团有限公司 | Novel door seal anti-edge-twisting tester |
| CN106598132A (en) * | 2017-02-08 | 2017-04-26 | 上汽大众汽车有限公司 | Sealing force control and measuring apparatus of door lock test bench |
| CN107389325A (en) * | 2017-07-10 | 2017-11-24 | 佛山市欧美达电器科技制造有限公司 | A kind of service life test device of the electronic support bar of automobile tail gate |
| CN107655676B (en) * | 2017-10-31 | 2023-06-16 | 无锡瑞林智能科技有限公司 | Automobile tail door lock function inspection mechanism |
| CN107588944A (en) * | 2017-10-31 | 2018-01-16 | 无锡瑞林控制软件有限公司 | A kind of tail-gate lock durable test mechanism with counter-force test |
| CN107607330A (en) * | 2017-10-31 | 2018-01-19 | 无锡瑞林控制软件有限公司 | The Durable detection device of automobile side door lock |
| CN107655676A (en) * | 2017-10-31 | 2018-02-02 | 无锡瑞林控制软件有限公司 | A kind of automobile tail gate lock functional check mechanism |
| CN107607330B (en) * | 2017-10-31 | 2023-06-16 | 无锡瑞林智能科技有限公司 | Durable check out test set of car side door lock |
| CN107907349A (en) * | 2017-12-26 | 2018-04-13 | 山东大学 | A kind of arrangements for automotive doors fatigue test outward swinging door tripper |
| CN107907349B (en) * | 2017-12-26 | 2024-03-05 | 山东大学 | Outward opening door unlocking device for automobile door fatigue test |
| CN108254172A (en) * | 2018-01-18 | 2018-07-06 | 中国汽车技术研究中心 | A kind of new automobile side door lock sound quality testboard bay |
| CN109682582B (en) * | 2018-10-31 | 2021-03-30 | 安徽江淮汽车集团股份有限公司 | Lock reliability test device |
| CN109682582A (en) * | 2018-10-31 | 2019-04-26 | 安徽江淮汽车集团股份有限公司 | A kind of lock body reliability test |
| CN109682583A (en) * | 2018-12-21 | 2019-04-26 | 合肥百川自动化科技有限公司 | A kind of automobile door lock Detecting data |
| CN110426202A (en) * | 2019-08-29 | 2019-11-08 | 苏州康克莱自动化科技有限公司 | A kind of automation torque-measuring apparatus |
| CN110657967A (en) * | 2019-09-16 | 2020-01-07 | 上海钧正网络科技有限公司 | Lock testing device and testing method thereof |
| CN110608897A (en) * | 2019-10-10 | 2019-12-24 | 中国汽车技术研究中心有限公司 | Hinge axis two-degree-of-freedom adjustable type door lock characteristic testing rack for rotating side door |
| CN113776795A (en) * | 2021-08-17 | 2021-12-10 | 东风汽车集团股份有限公司 | Rack system and measuring method for accurately measuring sound quality of automobile door lock |
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