CN101430253B - Vehicle door lock endurance test bench and its testing method - Google Patents
Vehicle door lock endurance test bench and its testing method Download PDFInfo
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- CN101430253B CN101430253B CN2008102339039A CN200810233903A CN101430253B CN 101430253 B CN101430253 B CN 101430253B CN 2008102339039 A CN2008102339039 A CN 2008102339039A CN 200810233903 A CN200810233903 A CN 200810233903A CN 101430253 B CN101430253 B CN 101430253B
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- 238000012360 testing method Methods 0.000 title claims abstract description 78
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- 230000008569 process Effects 0.000 claims description 4
- 230000011664 signaling Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000011056 performance test Methods 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 2
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- 238000013461 design Methods 0.000 description 2
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- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The invention discloses an endurance test bed for a lock cylinder of a vehicle door. The mechanical part of the endurance test bed comprise a test bed body, a lock cylinder fixed seat, a lock cylinder key fixed block; the lock cylinder is fixed on the lock cylinder fixed seat by a lock cylinder fixture block, a key in-out cylinder is provided, and the lock cylinder key is fixed on a piston rod of the key in-out cylinder, the two sides of the lock cylinder key fixed block are respectively provided with a key rotating connecting block which protrudes outwards, and two key rotating cylinders are provided to push the two key rotating connecting blocks respectively so as to drive the lock cylinder key to make rotary motion in two directions. The technical proposal helps realize the endurance performance test of the lock cylinder of the vehicle door by high-precision pneumatic components in conjunction with programmable control of a PLC controller. The test bed has simple operation, time saving property, low labor intensity, good versatility and high economic benefit; and the test conditions can be set as required, and the obtained test data are accurate and truly reflect the endurance performance of the lock cylinder in service use.
Description
Technical field
The invention belongs to the technical field of automobile making technological equipment, relate to the manufacturing checkout equipment of body structure, specifically, the present invention relates to a kind of vehicle door lock endurance test bench.
Background technology
Lock core on the arrangements for automotive doors is various in style, obviously the security of vehicle door lock is a matter of utmost importance, and the endurance quality of the mechanism of vehicle door lock own determines its serviceable life, also directly influence its security, so must mainly be that the endurance quality of lock core plug, rotating mechanism detects test to the various mechanisms in the vehicle door lock.At present vehicle door lock is carried out the endurance quality test and do not appear in the newspapers as yet, the special purpose test equipment of domestic this respect still belongs to blank.
Summary of the invention
First problem to be solved by this invention provides a kind of vehicle door lock endurance test bench, its objective is that realization carries out the test of endurance quality to the arrangements for automotive doors lock core.
To achieve these goals, the technical scheme taked of the present invention is:
This vehicle door lock endurance test bench provided by the present invention, be used for lock core and lock core key are carried out long duration test, the mechanical part of described durable test stand comprises test-bed body, lock core holder, lock core key fixed block, and lock core is fixed on the lock core holder by the lock core fixture block; If key advance and retreat cylinder, described lock core key are fixed on the piston rod of key advance and retreat cylinder; Respectively establish an outwardly directed key Rotary Connection block in the both sides of lock core key fixed block, establish two key rotary cylinders,, promote two key Rotary Connection blocks respectively, make lock core key do rotatablely moving of both direction.
For making the present invention more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and improve novelty of the present invention and creativeness:
Described key advance and retreat cylinder is fixed on the test-bed body by cylinder front end holder and cylinder rear end holder.
The electric control system of described durable test stand adopts the PLC controller to control.
Described key advance and retreat cylinder and key rotary cylinder, respectively by solenoid control, described solenoid valve is controlled by described PLC controller.
Described durable test stand is provided with the force transducer of control lock core key test power size, also is provided with digital displaying meter, and described lock core key test power size shows by described digital displaying meter.
Second problem to be solved by this invention provides the test method that above-described vehicle door lock endurance test bench adopts, and its goal of the invention is identical with technique scheme.Its technical scheme is that the step of this test method is as follows:
A), lock core and lock core key are carried out clamping in the relevant position of vehicle door lock endurance test bench;
B), at first connect the 220V AC power for the PLC controller, make its inside transform out the 24V direct supply, the input end of PLC controller receives the position signalling of lock core key;
C), by the computing of PLC controller internal processes, the output terminal of PLC controller is exported corresponding signal, the break-make of this signal controlling solenoid valve, the piston rod of key advance and retreat cylinder drives lock core key and moves to lock core, and lock core key is inserted in the keyhole of lock core; The feeding of key advance and retreat cylinder stops;
D), the signal of the output terminal of PLC controller output, control electromagnetic valve is moved two key rotary cylinders respectively, its piston rod makes lock core key rotate back and forth several times; Two key rotary cylinder motions stop;
E), the piston rod of key advance and retreat cylinder is return;
F), above-mentioned steps c), the circulation of step d), step e) carries out, its round-robin number of times reaches setting value, then the test of described durable test stand stops;
G), lock core and lock core key are taken off from vehicle door lock endurance test bench, carry out the test of presentation quality and mechanical property, judge whether its endurance quality is qualified.
The present invention adopts technique scheme, has realized with high-precision pneumatic element, cooperates the programming Control of PLC controller, and the arrangements for automotive doors lock core is carried out the test of endurance quality, and it is easy and simple to handle, save time, labour intensity is little, versatility good, economic benefit is high; Test condition can be set as required, and test figure accurately, truly reflects the durability of product energy under the actual user mode.
Description of drawings
Below expressed content of each width of cloth accompanying drawing of this instructions and the mark among the figure are made brief description:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the view of structure shown in Figure 1 when key inserts lock core;
Fig. 3 is the schematic top plan view of structure shown in Figure 1;
Fig. 4 is the schematic top plan view of structure shown in Figure 3.
Be labeled as among the figure:
1, test-bed body, 2, lock core, 3, the lock core holder, 4, lock core fixture block, 5, the lock core key fixed block, 6, lock core key, 7, key rotary cylinder, 8, the key rotary cylinder, 9, key advance and retreat cylinder, 10, cylinder front end holder, 11, cylinder rear end holder, 12, the cylinder fixture block, 13, the testing table backing plate, 14, key Rotary Connection block, 15, the PLC controller.
Embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and principle of work, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present invention structure expressed as Fig. 1 to Fig. 4 is a kind of vehicle door lock endurance test bench, is used for lock core 2 and lock core key 6 are carried out long duration test.
In order to solve the problem that exists at the described present known technology of this instructions background technology part and to overcome its defective, realize the arrangements for automotive doors lock core is carried out the goal of the invention of endurance quality test, the technical scheme that the present invention takes is:
As shown in Figures 1 to 4, this vehicle door lock endurance test bench provided by the present invention, its mechanical part comprise test-bed body 1, lock core holder 3, lock core key fixed block 5, and lock core 2 is fixed on the lock core holder 3 by lock core fixture block 4; If key advance and retreat cylinder 9, described lock core key 6 are fixed on the piston rod of key advance and retreat cylinder 9; Respectively establish an outwardly directed key Rotary Connection block 14 in the both sides of lock core key fixed block 5, establish two key rotary cylinders 7, key rotary cylinder 8, promote two key Rotary Connection blocks 14 respectively, make lock core key 6 do rotatablely moving of both direction.
Lock core 2 and lock core key 6 level on testing table is installed.Lock core key fixed block 5 is used for fixing lock core key 6, and lock core key 6 is to be fixed on the piston rod of key advance and retreat cylinder 9 by lock core key fixed block 5.Test-bed body 1 is completed by aluminium alloy extrusions, has to be convenient to install control system, to be convenient to advantages such as maintenance, good looking appearance.This testing table has versatility, by changing anchor clamps, can carry out the test of various vehicle door locks.
The effect of key Rotary Connection block 14 is under the driving of two key rotary cylinders 7, key rotary cylinder 8, makes lock core key 6 do rotatablely moving of both direction.
Adopt technique scheme, motion and force-bearing situation under the actual user mode of simulation lock core 2 and lock core key 6, realized with high-precision pneumatic element, the programming Control that cooperates the PLC controller, the arrangements for automotive doors lock core is carried out the test of endurance quality, and it is easy and simple to handle, save time, labour intensity is little, versatility good, economic benefit is high; Test condition can be set as required, and test figure accurately, truly reflects the durability of product energy under the actual user mode.
Concrete exemplifying embodiment of the present invention is provided below, has implemented when of the present invention reference and selecting for use for those skilled in the art:
Embodiment one:
Key advance and retreat cylinder 9 of the present invention is fixed on the test-bed body 1 by cylinder front end holder 10 and cylinder rear end holder 11.
Key advance and retreat cylinder 9 is fixed on the cylinder rear end holder 11 by cylinder fixture block 12.Cylinder front end holder 10, cylinder rear end holder 11 and lock core holder 3 and key rotary cylinder 7 and key rotary cylinder 8 are all fixing by testing table backing plate 13.And testing table backing plate 13 is horizontally fixed on the test-bed body 1.Described testing table backing plate 13 is a steel part, can bear bigger power than the test-bed body 1 of aluminium alloy.
Embodiment two:
The electric control system of durable test stand of the present invention adopts PLC controller 15 to control.The topworks of The whole test stand adopts the PLC programming technique, can work out distinct program flexibly, to satisfy the testing requirements of various criterion regulation.Finally reach the purpose of control cylinder 7, cylinder 8, cylinder 9 motions, make it can carry out the test of endurance quality the arrangements for automotive doors lock core.
Embodiment three:
Key advance and retreat cylinder 9 of the present invention and key rotary cylinder 7, key rotary cylinder 8 are respectively by solenoid control, and described solenoid valve is by described PLC controller 15 controls.
By PLC controller 15 control electromagnetic valve, solenoid valve is controlled key rotary cylinder 7, key rotary cylinder 8 and 9 actions of key advance and retreat cylinder respectively, realize the insert action of key and the spinning movement that the key band lock core, finally reach arrangements for automotive doors lock core 2 is carried out the test of endurance quality.
Embodiment four:
Durable test stand of the present invention is provided with the force transducer of control lock core key 6 test power sizes, also is provided with digital displaying meter, and described lock core key 6 test power size shows by described digital displaying meter.
The force transducer of control size can be housed on the test-bed 1 on demand, and connect digital displaying meter, controlled motion mechanism exports the power of different sizes flexibly, at any time the size of monitoring moving mechanism power output in process of the test, with strictness control entire test, with the validity of guaranteeing to test.
The invention provides the exemplifying embodiment of the test method that above-described vehicle door lock endurance test bench adopts, promptly the step of this test method is as follows:
A), lock core 2 and lock core key 6 are carried out clamping in the relevant position of vehicle door lock endurance test bench;
Connect the 220V AC power b), at first for PLC controller 15, make its inside transform out the 24V direct supply, the input end of PLC controller 15 receives the position signalling of lock core key 6;
C), by the 15 internal processes computings of PLC controller, the output terminal of PLC controller 15 is exported corresponding signal, the break-make of this signal controlling solenoid valve, the piston rod of key advance and retreat cylinder 9 drive lock core key 6 to lock core 2 motions, and lock core key 6 is inserted in the keyhole of lock core 2; The feeding of key advance and retreat cylinder 9 stops;
D), the signal of the output terminal of PLC controller 15 output, control electromagnetic valve is moved key rotary cylinder 7 and key rotary cylinder 8 respectively, its piston rod makes lock core key 6 rotate back and forth several times; Key rotary cylinder 7 and 8 motions of key rotary cylinder stop;
E), the piston rod of key advance and retreat cylinder 9 is return;
F), above-mentioned steps c), the circulation of step d), step e) carries out, its round-robin number of times reaches setting value, then the test of described durable test stand stops;
G), lock core 2 and lock core key 6 are taken off from vehicle door lock endurance test bench, carry out the test of presentation quality and mechanical property, judge whether its endurance quality is qualified.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (5)
1. vehicle door lock endurance test bench, be used for lock core (2) and lock core key (6) are carried out long duration test, the mechanical part of described durable test stand comprises test-bed body (1), lock core holder (3), lock core key fixed block (5), and lock core (2) is fixed on the lock core holder (3) by lock core fixture block (4); If key advance and retreat cylinder (9), described lock core key (6) is fixed on the piston rod of key advance and retreat cylinders (9); Respectively establish an outwardly directed key Rotary Connection block (14) in the both sides of lock core key fixed block (5), if two key rotary cylinders (7,8), promote two key Rotary Connection blocks (14) respectively, make lock core key (6) do rotatablely moving of both direction, it is characterized in that: described key advance and retreat cylinders (9) are fixed on the test-bed body (1) by cylinder front end holder (10) and cylinder rear end holder (11).
2. according to the described vehicle door lock endurance test bench of claim 1, it is characterized in that: the electric control system of described durable test stand adopts PLC controller (15) to control.
3. according to claim 1 or 2 described vehicle door lock endurance test bench, it is characterized in that: described key advance and retreat cylinder (9) and key rotary cylinder (7,8) are respectively by solenoid control, and described solenoid valve is controlled by described PLC controller (15).
4. according to the described vehicle door lock endurance test bench of claim 3, it is characterized in that: described durable test stand is provided with the force transducer of control lock core key (6) test power size, also be provided with digital displaying meter, described lock core key (6) test power size shows by described digital displaying meter.
5. the test method that is adopted according to claim 1 or 2 described vehicle door lock endurance test bench, it is characterized in that: the step of described test method is:
A), lock core (2) and lock core key (6) are carried out clamping in the relevant position of vehicle door lock endurance test bench;
B), at first connect the 220V AC power for PLC controller (15), make its inside transform out the 24V direct supply, the input end of PLC controller (15) receives the position signalling of lock core key (6);
C), by PLC controller (15) internal processes computing, the output terminal of PLC controller (15) is exported corresponding signal, the break-make of this signal controlling solenoid valve, the piston rod of key advance and retreat cylinders (9) drives lock core key (6) to lock core (2) motion, and lock core key (6) is inserted in the keyhole of lock core (2); The feeding of key advance and retreat cylinders (9) stops;
D), the signal of the output terminal of PLC controller (15) output, control electromagnetic valve is moved two key rotary cylinders (7,8) respectively, its piston rod makes lock core key (6) rotate back and forth several times; Key rotary cylinder (7,8) motion stops;
E), the piston rod of key advance and retreat cylinders (9) is return;
F), above-mentioned steps c), the circulation of step d), step e) carries out, its round-robin number of times reaches setting value, then the test of described durable test stand stops;
G), lock core (2) and lock core key (6) are taken off from vehicle door lock endurance test bench, carry out the test of presentation quality and mechanical property, judge whether its endurance quality is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102339039A CN101430253B (en) | 2008-12-17 | 2008-12-17 | Vehicle door lock endurance test bench and its testing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102339039A CN101430253B (en) | 2008-12-17 | 2008-12-17 | Vehicle door lock endurance test bench and its testing method |
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| Publication Number | Publication Date |
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| CN101430253A CN101430253A (en) | 2009-05-13 |
| CN101430253B true CN101430253B (en) | 2010-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008102339039A Expired - Fee Related CN101430253B (en) | 2008-12-17 | 2008-12-17 | Vehicle door lock endurance test bench and its testing method |
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Families Citing this family (15)
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| CN102062695B (en) * | 2010-11-11 | 2014-11-05 | 奇瑞汽车股份有限公司 | Endurance and performance detecting equipment of vehicle ignition lock |
| CN102095576A (en) * | 2010-12-07 | 2011-06-15 | 柳州五菱汽车有限责任公司 | Lock structure durability testing device |
| CN102734039A (en) * | 2011-04-13 | 2012-10-17 | 苏州博泰测控技术有限公司 | Electric control device for automobile ignition switch |
| CN102507176B (en) * | 2011-11-24 | 2016-08-17 | 奇瑞汽车股份有限公司 | A kind of safety belt lock rotational durability test bench |
| CN102589915B (en) * | 2012-02-15 | 2014-05-14 | 交通运输部公路科学研究所 | Device for automatically detecting electronic lock |
| CN104713718A (en) * | 2015-03-26 | 2015-06-17 | 江苏莘翔机电有限公司 | Lock use frequency detection device |
| CN105527084B (en) * | 2016-01-15 | 2018-01-02 | 浙江理工大学 | Lockset mutual opening rate based on chain transmission automatically detects logging machine |
| CN105954024B (en) * | 2016-06-17 | 2018-11-02 | 柳州市美源科技股份有限公司 | A kind of automobile door lock endurance testing device and its test method |
| CN107643184B (en) * | 2017-10-23 | 2024-04-09 | 中铁检验认证中心 | Railway carriage lockset life test device |
| CN108507766B (en) * | 2018-02-23 | 2020-06-12 | 温州市质量技术监督检测院 | Durability tester |
| CN108562434A (en) * | 2018-07-20 | 2018-09-21 | 上汽通用五菱汽车股份有限公司 | Door lock durability test apparatus and system |
| CN109115522A (en) * | 2018-09-27 | 2019-01-01 | 杭叉集团股份有限公司 | A kind of durability test apparatus of fork truck key switch component |
| CN111323240B (en) * | 2020-03-31 | 2021-09-24 | 纪玉峰 | Automobile fuel tank endurance test bed and fuel tank lock disc endurance detection method |
| CN112254945A (en) * | 2020-10-20 | 2021-01-22 | 奇瑞商用车（安徽）有限公司 | Device and method for testing reliability and durability of automobile remote control key assembly |
| CN113984557A (en) * | 2021-09-29 | 2022-01-28 | 武汉小安科技有限公司 | Electromagnetic lock durability detection device and detection method |
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- 2008-12-17 CN CN2008102339039A patent/CN101430253B/en not_active Expired - Fee Related
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Granted publication date: 20101027 Termination date: 20201217 |