CN201107194Y - Car sound equipment host computer press key life test apparatus - Google Patents
Car sound equipment host computer press key life test apparatus Download PDFInfo
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- CN201107194Y CN201107194Y CNU2007200436143U CN200720043614U CN201107194Y CN 201107194 Y CN201107194 Y CN 201107194Y CN U2007200436143 U CNU2007200436143 U CN U2007200436143U CN 200720043614 U CN200720043614 U CN 200720043614U CN 201107194 Y CN201107194 Y CN 201107194Y
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- 238000012360 testing method Methods 0.000 title claims abstract description 70
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 238000003825 pressing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
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Abstract
The utility model discloses a service life testing device for the key of the host machine of a vehicle sound system, which comprises a control part (1), an execution part (2), an electric circuit (4) and a sample fixing part (3) used for installing a testing sample (14). The execution part (2) is provided with a pneumatic transmission system, driven through the pneumatic circuit (5) of the system, and also connected with the control part (1) through the electric circuit. By adopting the technical proposal, the structure of the testing device is simple, the universalization degree of the material selection, the structure and the application of the related equipment is high, the times for adjusting and controlling the key action, the frequency and the active force of the testing action can be realized, the observation, the acquisition of the data and the control operation are all convenient and rapid, the time control of the testing action is accurate, and the pressure of the air cylinder is easy to be set and adjusted, thus the utility model can provide important testing data for the design of the service life of the key of the host machine of the vehicle sound system.
Description
Technical field
The utility model belongs to the technical field of automobile making, relates to detection and test technology equipment in the automobile production technology, and more particularly, the utility model relates to a kind of automobile audio main frame keystroke life test device.
Background technology
Keystroke life test is a kind of experimental technique to a kind of artificial simulation reality in button serviceable life.Be directly connected to the evaluation of client the serviceable life of main system of audio button to product quality.Therefore, main system of audio keystroke life test stand is a kind of a kind of test unit of simulating practical operation.Concerning the high automobile audio of frequency of usage, sampling is carried out keystroke life test and is necessary to the frock part before entrucking.
Sound equipment keystroke life test stand has only the product demand home-built equipment of auto parts and components manufacturer according to oneself now.Equipment is simple, and versatility is poor, and control timing is stiff.
The utility model content
Problem to be solved in the utility model provides a kind of automobile audio main frame keystroke life test device, its objective is the amount of force that can adjust control actuation of keys number of times, frequency and test action in process of the test quickly and easily.
To achieve these goals, the technical scheme that the utility model is taked is: this automobile audio main frame keystroke life test device that is provided, comprise control section, operating part, electric wiring and be used for the exemplar fixed part of installation test exemplar, described operating part is established pneumatic actuator system, and, also be connected with control section by described electric wiring by the pneumatic circuit transmission in this system.
Test unit of the present utility model provides more rational mentality of designing for the designer, improves the check on dynamics of manufacturer to quality.This device can be suitable for the button long duration test of any main system of audio through simple repacking, and control timing is set by programming.
For making technique scheme more detailed and concrete, and convenient enforcement, the utility model also provides following further optimal technical scheme, to obtain satisfied practical function:
Described pneumatic actuator system is established pneumatics pump, barostat, solenoid valve and execution cylinder on its pneumatic circuit, and presses the said sequence connection, and the circuit of the solenoid of described solenoid valve is connected with described electric wiring.
Described solenoid valve is single electromagnet spring-return directional valve.
Described control part sets up controller, control panel, relay separately, and connects by described electric wiring, and the circuit of the solenoid of described solenoid valve is connected with electric wiring, promptly is connected with relay on this electric wiring.
Described control part sets up AC power separately, is connected with controller by circuit, between described controller and relay, establishes the direct supply that produces pulse current, is circuit with controller and relay and is connected.
Piston rod button operation end is established in the end of the piston rod of described execution cylinder, and its termination and the automobile audio main frame of test on the exemplar be by key contacts, and it is identical that the direction of motion of piston rod and button are pushed the direction of upspringing.
The coil control circuit of described relay is connected with controller, and the circuit of the solenoid of described solenoid valve is connected with the adhesive by contact on relay of the circuit of direct supply.
Establish control knob and display on the described control panel, described control knob is respectively power knob and start and stop button; Described display is respectively power light and run indicator.
Described control panel is provided with and shows the counter of carrying out the piston rod movement number of times on the cylinder.
Described controller is programmable controller (PLC).
Adopt technique scheme, make the simple of device provided by the utility model, the universalization degree height of the selection of related equipment, structure, application, realize adjusting the size of the acting force of controlling actuation of keys number of times, frequency and test action, and observe, obtain data and control operation is all convenient, fast, the time control of test action accurately, cylinder air pressure is easy sets and adjusts, the push button longevity design that can be main system of audio provides important test figure, plays an important role to improving the button manufacturing process and improving the button quality.
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 syndeton synoptic diagram of the present utility model;
Fig. 2 is a control panel structure synoptic diagram of the present utility model;
Fig. 3 is an execution structural representation of air cylinder of the present utility model.
Be labeled as among the figure: 1, control section, 2, operating part, 3, the exemplar fixed part, 4, electric wiring, 5, pneumatic circuit, 6, control panel, 7, control knob, 8, display, 9, controller, 10, solenoid valve, 11, carry out cylinder, 12, barostat, 13, the pneumatics pump, 14, test exemplar, 15, piston rod button operation end, 16, AC power, 17, direct supply, 18, relay, 19, power knob, 20, the start and stop button, 21, power light, 22, run indicator, 23, counter.
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 embodiment of the present utility model 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 utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present utility model structure expressed as Fig. 1, Fig. 2, the utility model are a kind of automobile audio main frame keystroke life test device, comprise control section 1, operating part 2, electric wiring 4 and are used for the exemplar fixed part 3 of installation test exemplar 14.
In order to solve the problem that exists at the described present known technology of the background technology part of this instructions and to overcome its defective, being implemented in can be convenient in the process of the test, adjust control actuation of keys number of times quickly, the goal of the invention of the size of the acting force of frequency and test action, the technical scheme that the utility model is taked is: as shown in Figure 1, this automobile audio main frame keystroke life test device provided by the utility model, operating part 2 is wherein established pneumatic actuator system, and, also be connected with control section 1 by described electric wiring 4 by pneumatic circuit 5 transmissions in this system.
The utility model is the test unit that is used to solve main system of audio button useful life longevity, is a kind of device of simulating practical operation, can with solve the main system of audio keystroke life test by the frequency bring more because of difficulty.Concerning the high automobile audio of frequency of usage, sampling is carried out keystroke life test and is necessary to the frock part before entrucking.This test unit is exactly a test unit general, easy to operate at a kind of equipment selection of main system of audio keystroke life test design, that control actuation time is accurate, cylinder air pressure is easily set and adjusted.Technique scheme make its apparatus simple, easy to operate, measure convenient.Can be the push button longevity design important test figure is provided, be of great importance improving button technology and quality.
The utility model comprises two loops and three parts:
Described two loops, that is:
1, electric loop connects power supply, control section and operating part, adopts the PLC industrial control unit (ICU) to realize sequential control, controls a plurality of solenoid valves, realizes testing in the same circulation of a plurality of buttons;
2, pneumatic circuit connects operating part, and source of the gas promotes executive component by pneumatic triple piece and promptly carries out cylinder 11, produce a certain size by bonding force, realize actuation of keys.
By above-mentioned two loop-coupled three parts, that is: 1, control section; 2, operating part; 3, exemplar fixed part.Each several part concrete structure and require as follows:
1, control section: the CPU of controller 9 adopts Mitsubishi PLC, utilizes the sequential of program setting certain intervals to come control electromagnetic valve, thus the sequential action of control actuator;
2, operating part: select the cylinder of different cylinder diameters by customer demand, thereby produce the different button operation power that require;
3, exemplar fixed part: in order to be applicable to the main system of audio size of each vehicle, the exemplar fixed part of test unit is to roll over dress according to the test demand; The angle aluminium of section bar that employing is convenient to draw materials and energy usefulness, easily assembly.Adopt common section bar and angle aluminium, be convenient to fixedly exemplar, be applicable to the fixing of main system of audio that size is different.In order to go for the main system of audio size of each vehicle, the exemplar fixed part of test unit can be rolled over dress according to the test demand.
According to top requirement and overall technological scheme, the utility model has also further proposed the reference when implementing of following concrete exemplifying embodiment, realizing goal of the invention better, and obtains optimum efficiency:
Embodiment one:
Based on technique scheme, described pneumatic actuator system is established pneumatics pump 13, barostat 12, solenoid valve 10 and is carried out cylinder 11 on its pneumatic circuit 5, and press said sequence and connect, the circuit of the solenoid of described solenoid valve 10 is connected with described electric wiring 4.
Air path part: the size of air pressure is directly connected to the examination dynamics to product.There is a barostat at the place in this device, range of adjustment is 0～0.1MPa, thereby calculates by bonding force according to the effective power output F of cylinder load Computer Corp..
Actuator:
1), cylinder bore is selected:
Because the general design load of main frame button operation power is about 20N, solenoid valve air pressure safe in utilization is generally 0～0.6MPa, carries out effective sectional drawing such as Fig. 3 of cylinder 11.
2), the following computing formula of the theoretical power output of cylinder:
Wherein:
F
0---the theoretical power output of cylinder, Kgf;
P
0, P
1---the pressure in cylinder two chambeies, Kgf/cm
2
D
0, D
1---the internal diameter in cylinder two chambeies, cm.
3), the effective power output F of cylinder load:
F＝F
0η
F---the effective power output of cylinder load, Kgf;
η---load factor.
Wherein, load factor η value such as table 1:
Table 1, load factor η and length velocity relation
| Motion state | Static load | Level | Vertically | ||
| ≥ 500m/s | ≤ 500m/s | ≤ 500m/s | ≥ 500m/s | ||
| Load factor η | ≥70％ | ≤50％ | ≤30％ | ≤50％ | ≤30％ |
Embodiment two:
As shown in Figure 1, described solenoid valve 10 is single electromagnet spring-return directional valve.The power supply of this magnet spool is a direct current, is subjected to relay 18 controls.Magnet spool gets electric, and the piston rod of then carrying out cylinder 11 is protruding; The magnet spool dead electricity is carried out the piston rod of cylinder 11 and is inwardly withdrawn; Be subjected to the effect of pulse current, piston rod is realized to-and-fro movement, and the automobile audio main frame button of being tested is carried out durability test.
Embodiment three:
Described control section 1 is established controller 9, control panel 6, relay 18, and connects by described electric wiring 4, and the circuit of the solenoid of described solenoid valve 10 is connected with electric wiring 4, promptly is connected with relay 18 on this electric wiring 4.
The electric wiring 4 wherein and the fundamental purpose of control section 1 are exactly in order to produce the 24V switching signal of control electromagnetic valve 10 action, and this switching signal is a pulse current.Control panel 6 is operating personnel's a operating position, is provided with the button of operation, the demonstration and the counter of ruuning situation above.
Embodiment four:
Described control section 1 is established AC power 16, is connected with controller 9 by circuit, between described controller 9 and relay 18, establishes the direct supply 17 that produces pulse current, is circuit with controller 9 with relay 18 and is connected.
The utility model is provided with AC portion and direct current component.It is that PLC provides working power for controller 9 that AC portion is established AC power 16, can produce the direct current of a 24V simultaneously by PLC, is used for the direct supply of control electromagnetic valve 10.The Control current that controller 9 produces makes the coil of relay 18 produce the adhesive effect, and the direct supply 17 and the circuit of the solenoid of solenoid valve 10 are connected, and makes solenoid valve 10 produce action.
Embodiment five:
Operating part 2 with the concrete syndeton of test exemplar is: piston rod button operation end 15 is established in the end of the piston rod of described execution cylinder 11, its termination and the automobile audio main frame of test on the exemplar 14 be by key contacts, and it is identical that the direction of motion of piston rod and button are pushed the direction of upspringing.Carry out the to-and-fro movement of the piston rod of cylinder 11, directly affact on the automobile audio main frame button on the test exemplar 14, the automobile audio main frame button of being tested is carried out durability test.
Embodiment six:
The coil control circuit of described relay 18 is connected with controller 9, and the circuit of the solenoid of described solenoid valve 10 is connected with circuit adhesive by contact on relay 18 of direct supply 17.Be that electric current on the coil control circuit of relay 18 is not the electromagnetic actuation of direct control electromagnetic valve 10, the suction-combining force of the electromagnet of solenoid valve 10 is to be produced by the pulse current that direct supply 17 sends.The coil control circuit of relay 18 is only controlled the break-make of direct supply 17 to the magnet coil of solenoid valve 10.
Embodiment seven:
Establish control knob 7 and display 8 on the described control panel 6, described control knob 7 is respectively power knob 19 and start and stop button 20; Described display 8 is respectively power light 21 and run indicator 22.
As the structure of the expressed control panel 6 of Fig. 1, its operation interface is simple, and keypress function is clear and definite.When beginning to test, passive counter is shown as 0; When pressing power knob 19 to ON, power light 21 red display; Press start and stop button 20 promptly during " beginning/stop " button, run indicator 22 be green " bright/secretly ".
Embodiment eight:
Described control panel 6 is provided with and shows the counter 23 of carrying out the piston rod movement number of times on the cylinder 11.When beginning to test, passive counter 23 is shown as 0; After pressing 20 startups of start and stop button, counter 23 begins counting; Or directly press reset button on the counter, make counter be shown as 0.
Embodiment nine:
Described controller 9 is programmable controller (PLC).Control timing is set by programming.The CPU of controller 9 adopts Mitsubishi PLC, utilizes the sequential of program setting certain intervals to come control electromagnetic valve, thus the sequential action of control actuator.
Use operating process of the present utility model is as follows:
1, installation test exemplar 14 and program setting:
1), test exemplar 14 is installed: according to the stroke of carrying out cylinder 11, the size of test exemplar 14 is determined mounting bracket and the position of carrying out cylinder 11;
2), program setting: the PLC program can be programmed by the hand-held programmable device, also can adopt online programming.
2, on-test:
1), opens controller power source switch on the control panel 6;
2), counter 23 zero clearings;
3), regulate the size of barostat 12 output pressures: the size according to button design operation power is selected sizeable atmospheric pressure value;
4), by start and stop button 20 to " beginning ", begin to test.
3, operate during off-test:
1), by start and stop button 20 to " stopping ", finish test;
2), close source of the gas;
3), powered-down.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (10)
1, a kind of automobile audio main frame keystroke life test device, comprise control section (1), operating part (2), electric wiring (4) and be used for the exemplar fixed part (3) of installation test exemplar (14), it is characterized in that: described operating part (2) is established pneumatic actuator system, and, also be connected with control section (1) by described electric wiring (4) by pneumatic circuit (5) transmission in this system.
2, according to the described automobile audio main frame of claim 1 keystroke life test device, it is characterized in that: described pneumatic actuator system is established pneumatics pump (13), barostat (12), solenoid valve (10) and is carried out cylinder (11) on its pneumatic circuit (5), and press said sequence and connect, the circuit of the solenoid of described solenoid valve (10) is connected with described electric wiring (4).
3, according to the described automobile audio main frame of claim 2 keystroke life test device, it is characterized in that: described solenoid valve (10) is single electromagnet spring-return directional valve.
4, according to claim 2 or 3 described automobile audio main frame keystroke life test devices, it is characterized in that: described control section (1) is established controller (9), control panel (6), relay (18), and by described electric wiring (4) connection, the circuit of the solenoid of described solenoid valve (10) is connected with electric wiring (4), promptly is connected with relay (18) on this electric wiring (4).
5, according to the described automobile audio main frame of claim 4 keystroke life test device, it is characterized in that: described control section (1) is established AC power (16), be connected with controller (9) by circuit, between described controller (9) and relay (18), if produce the direct supply (17) of pulse current, be circuit with controller (9) with relay (18) and be connected.
6, according to claim 2 or 3 or 5 described automobile audio main frame keystroke life test devices, it is characterized in that: piston rod button operation end (15) is established in the end of the piston rod of described execution cylinder (11), automobile audio main frame in its termination and test exemplar (14) is by key contacts, and it is identical that the direction of motion of piston rod and button are pushed the direction of upspringing.
7, according to the described automobile audio main frame of claim 4 keystroke life test device, it is characterized in that: the coil control circuit of described relay (18) is connected with controller (9), and the circuit of the solenoid of described solenoid valve (10) is connected with the adhesive that the circuit of direct supply (17) is gone up by contact at relay (18).
8, according to the described automobile audio main frame of claim 4 keystroke life test device, it is characterized in that: establish control knob (7) and display (8) on the described control panel (6), described control knob (7) is respectively power knob (19) and start and stop button (20); Described display (8) is respectively power light (21) and run indicator (22).
9, according to the described automobile audio main frame of claim 4 keystroke life test device, it is characterized in that: described control panel (6) is provided with and shows the counter (23) of carrying out the piston rod movement number of times on the cylinder (11).
10, according to the described automobile audio main frame of claim 4 keystroke life test device, it is characterized in that: described controller (9) is a programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200436143U CN201107194Y (en) | 2007-10-12 | 2007-10-12 | Car sound equipment host computer press key life test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200436143U CN201107194Y (en) | 2007-10-12 | 2007-10-12 | Car sound equipment host computer press key life test apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN201107194Y true CN201107194Y (en) | 2008-08-27 |
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ID=39959002
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|---|---|---|---|
| CNU2007200436143U Expired - Fee Related CN201107194Y (en) | 2007-10-12 | 2007-10-12 | Car sound equipment host computer press key life test apparatus |
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| Country | Link |
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| CN (1) | CN201107194Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806859A (en) * | 2010-03-26 | 2010-08-18 | 重庆长安汽车股份有限公司 | Automobile automatic air-conditioning system temperature setting button durability test device |
| CN102486528A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Test system of horn button |
| CN102789195A (en) * | 2012-07-26 | 2012-11-21 | 常州中科智联机电科技有限公司 | Numerical control device for tester of lever handle fatigue life of door/window |
| CN105928696A (en) * | 2016-06-15 | 2016-09-07 | 深圳市共进电子股份有限公司 | Electronic appliance function and service life test device |
| CN107577215A (en) * | 2017-07-31 | 2018-01-12 | 芜湖宏景电子股份有限公司 | A kind of test system of simulated automotive electronic unit CAN functions |
| CN108020404A (en) * | 2017-11-07 | 2018-05-11 | 芜湖赛宝信息产业技术研究院有限公司 | A kind of car light button durability test apparatus |
| CN108279346A (en) * | 2018-02-11 | 2018-07-13 | 成都前锋电子有限责任公司 | A kind of range hood and gas heater touch screen service life detecting system |
| CN108363350A (en) * | 2018-02-11 | 2018-08-03 | 成都前锋电子有限责任公司 | Range hood and gas heater touch screen service life detect signal generating system |
-
2007
- 2007-10-12 CN CNU2007200436143U patent/CN201107194Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806859A (en) * | 2010-03-26 | 2010-08-18 | 重庆长安汽车股份有限公司 | Automobile automatic air-conditioning system temperature setting button durability test device |
| CN102486528A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Test system of horn button |
| CN102486528B (en) * | 2010-12-31 | 2013-11-06 | 上汽通用五菱汽车股份有限公司 | Test system of horn button |
| CN102789195A (en) * | 2012-07-26 | 2012-11-21 | 常州中科智联机电科技有限公司 | Numerical control device for tester of lever handle fatigue life of door/window |
| CN105928696A (en) * | 2016-06-15 | 2016-09-07 | 深圳市共进电子股份有限公司 | Electronic appliance function and service life test device |
| CN107577215A (en) * | 2017-07-31 | 2018-01-12 | 芜湖宏景电子股份有限公司 | A kind of test system of simulated automotive electronic unit CAN functions |
| CN108020404A (en) * | 2017-11-07 | 2018-05-11 | 芜湖赛宝信息产业技术研究院有限公司 | A kind of car light button durability test apparatus |
| CN108279346A (en) * | 2018-02-11 | 2018-07-13 | 成都前锋电子有限责任公司 | A kind of range hood and gas heater touch screen service life detecting system |
| CN108363350A (en) * | 2018-02-11 | 2018-08-03 | 成都前锋电子有限责任公司 | Range hood and gas heater touch screen service life detect signal generating system |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080827 Termination date: 20121012 |