CN110376118A - A kind of DV test device for EHCU assembly - Google Patents
A kind of DV test device for EHCU assembly Download PDFInfo
- Publication number
- CN110376118A CN110376118A CN201910487340.4A CN201910487340A CN110376118A CN 110376118 A CN110376118 A CN 110376118A CN 201910487340 A CN201910487340 A CN 201910487340A CN 110376118 A CN110376118 A CN 110376118A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- bracket
- ehcu
- test
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
Abstract
The present invention relates to DV test device technical fields, especially a kind of DV test device for EHCU assembly, including cabinet, refrigerator is equipped in the cabinet, the controller of electric heater and control refrigerator and electric heater work, temperature sensor is equipped in the cabinet, the temperature sensor is connect by signal wire with controller, the two sides of the cabinet are symmetrically arranged with spraying device, the spraying device difference atomized water spray and salt fog of the two sides of the cabinet, the spraying device is connect by signal wire with controller, humidity sensor is equipped in the cabinet, the humidity sensor is connect by signal wire with controller, the bottom of box is equipped with shaking device, parcel shelf for placing EHCU to be tested is installed on the shaking device.The present invention carries out integration test to exemplar using humidity cabinet, meanwhile, the electrical equipment that humidity cabinet and salt spray test chamber are tested is combined, space is effectively saved.
Description
Technical field
The present invention relates to DV test device technical field more particularly to a kind of DV test devices for EHCU assembly.
Background technique
ABS anti-lock braking system is a kind of more mature technology and field of automotive active safety in brake system of car
One of major technique.Wherein, the core component ABS EHCU of ABS system needs to carry out DV test to detect its safety, now
DV test be that EHCU is placed in different temperature, humidity, salt fog, in vibration environment, is tested respectively its function,
Circulation several times is carried out to the function of single exemplar in each environment to execute, with detect its reliability under extreme conditions this just
Have the following deficiencies: that existing measurement method mainly for single exemplar, carries out under single environment, for example, for temperature
Test can only carry out in high-low temperature chamber, and can only once measure an exemplar, for needing the DV of more testing time to test
For it is more inconvenient, and each test environment needs to establish independent control system and electrical equipment, the requirement to space also compared with
It is high.
Summary of the invention
The purpose of the present invention is to solve disadvantage existing in the prior art, and propose a kind of for EHCU assembly
DV test device.
To achieve the goals above, present invention employs following technical solutions:
A kind of DV test device for EHCU assembly, including cabinet are designed, is equipped with refrigerator, electric heating in the cabinet
The controller of device and control refrigerator and electric heater work, the cabinet is interior to be equipped with temperature sensor, the temperature sensing
Device is connect by signal wire with controller, and the two sides of the cabinet are symmetrically arranged with spraying device, and the two sides of the cabinet are sprayed
Device distinguishes atomized water spray and salt fog, and the spraying device is connect by signal wire with controller, and humidity is equipped in the cabinet and is passed
Sensor, the humidity sensor are connect by signal wire with controller, and the bottom of box is equipped with shaking device, the vibration dress
Set the parcel shelf being equipped with for placing EHCU to be tested.
Preferably, the spraying device includes two liquid reserve tanks set up separately in cabinet two sides, is divided in two liquid reserve tanks
It is not stored with clear water and saline solution, the top of the liquid reserve tank is equipped with filling opening, and the upper end of the filling opening is equipped with removable cover,
Delivery pipe is connected on the liquid reserve tank side wall, the delivery pipe is equipped with delivery pump, and the end of the delivery pipe passes through cabinet
Side wall extend in cabinet and be connected with injection spray pipe, the injection spray pipe is fixed on the inner wall of cabinet, on the injection spray pipe etc.
Away from equipped with atomizer.
Preferably, the refrigerator includes the semiconductor chilling plate for being located at top of the box, the bottom of the semiconductor chilling plate
Face is chill surface and the inside for being located at cabinet, and the top surface of the semiconductor chilling plate is heating surface and the outside for being located at cabinet, institute
It states and is equidistantly equipped with the vertical cooling fin in surface therewith on the top surface of semiconductor chilling plate, be fixed with heat dissipation jointly on the cooling fin
Fan, the radiator fan are connect by signal wire with controller.
Preferably, the electric heater includes the mounting base set up separately in cabinet two sides, be equipped in mounting base electrothermal tube and
Blower, the air outlet of the blower is towards the inside of cabinet.
Preferably, the shaking device includes installs case, and free-moving Z-direction along the vertical direction is equipped in the installs case
Bracket, the top of the Z-direction bracket are equipped with along horizontal Y-direction bracket free to move longitudinally, and the top of the Y-direction bracket is equipped with edge
The free-moving X of horizontal cross is mounted on X on bracket to bracket, the parcel shelf, the bottom of the installs case, Z-direction bracket
With the percussion mechanism for being respectively equipped with driving Z-direction bracket on Y-direction bracket, Y-direction bracket and X move back and forth to bracket.
Preferably, the two sides of the bottom of the Z-direction bracket are connected with guide rod vertically, and the guide rod is inserted into sliding sleeve and edge
The inner wall of sliding sleeve is free to slide, and the sliding sleeve is fixed on the inner wall of installs case, and the top two sides of the Z-direction bracket are symmetrically arranged with
Two Y-direction guide rails being parallel to each other, the two sides of the bottom of the Y-direction bracket are equipped with slide, and two slides are respectively along two Y
The top horizontal of direction guiding rail sliding, the Y-direction bracket is equipped with litter, and the litter is vertical with Y-direction guide rail, slides on the litter
Sliding sleeve is installed, the sliding sleeve is fixedly connected with X to the bottom of bracket.
Preferably, the X is rotatably equipped with shaft on bracket vertically, and the shaft passes through opening for installs case top setting
Mouthful and upper end it is vertical with parcel shelf and be fixedly connected, the lower end of the shaft and output shaft of rotating electric machine is coaxial and fixation company
It connects, the rotating electric machine is fixedly mounted on X on bracket, and the top of the installs case is equipped with multiple Universal casters, described universal
The top of ball is contacted with the bottom surface of parcel shelf.
Preferably, the percussion mechanism including driving motor, the driving motor are connect by signal wire with controller,
The driving motor is fixedly mounted on the bottom of installs case, Z-direction bracket or Y-direction bracket, and the output shaft of the driving motor connects
It is connected to eccentric wheel, the outer cover of the eccentric wheel is equipped with circular wheel case, is connected with connecting rod, the company on the outer wall of the wheel case
The other end of bar is connect with Z-direction bracket, Y-direction bracket or X to carriage turns.
Preferably, the controller is connected with timer by signal wire.
Preferably, the bottom four corners of the cabinet are equipped with stabilizer blade.
A kind of DV test device for EHCU assembly proposed by the present invention, beneficial effect are: the present invention by temperature and
Humidity measurement combines, and designs reasonable operating condition, using humidity cabinet to exemplar carry out integration test, meanwhile, humidity cabinet with
The electrical equipment of salt spray test chamber test combines, and effectively saves space, in addition, design reasonable conditions, using loop test
Method, while 4 exemplars being placed in chamber and are tested, effectively shorten the testing time.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the DV test device for EHCU assembly proposed by the present invention；
Fig. 2 is a kind of structural schematic diagram of the shaking device of the DV test device for EHCU assembly proposed by the present invention；
Fig. 3 is the structural schematic diagram in Fig. 2 at A；
Fig. 4 is a kind of system block diagram of the DV test device for EHCU assembly proposed by the present invention；
Fig. 5 is temperature cycling test figure；
Fig. 6 is circulation humid test temperature profile.
In figure: cabinet 1, semiconductor chilling plate 2, radiator fan 3, cooling fin 4, removable cover 5, injection spray pipe 6, atomizer 7,
Electric heater 8, stabilizer blade 9, installs case 10, parcel shelf 11, delivery pipe 12, liquid reserve tank 13, filling opening 14, Y-direction bracket 15, jarring machine
Structure 16, slide 17, opening 18, Z-direction bracket 19, guide rod 20, sliding sleeve 21, Y-direction guide rail 22, percussion mechanism 23, X to bracket 24, turn
Axis 25, rotating electric machine 26, Universal caster 27, driving motor 28, eccentric wheel 29, wheel case 30, connecting rod 31, percussion mechanism 32.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, a kind of DV test device for EHCU assembly, including cabinet 1, the bottom four corners of cabinet 1 are all provided with
There is stabilizer blade 9.Controller in cabinet 1 equipped with refrigerator, electric heater and control refrigerator and electric heater work, cabinet 1
Interior to be equipped with temperature sensor, temperature sensor is connect by signal wire with controller, and the two sides of cabinet 1 are symmetrically arranged with spraying dress
It sets, the spraying device difference atomized water spray and salt fog of the two sides of cabinet 1, spraying device are connect by signal wire with controller, cabinet 1
Interior to be equipped with humidity sensor, humidity sensor is connect by signal wire with controller, and 1 bottom of cabinet is equipped with shaking device, vibration
Parcel shelf 11 for placing EHCU to be tested is installed on device.Controller is connected with timer by signal wire.Controller
For controlling refrigerator and electric heater work to control the temperature change in cabinet 1, and pass through temperature sensing
The feedback of device can maintain temperature in expected range, can distinguish atomized water spray and salt fog by two spraying devices, from
And the humidity in cabinet 1 can be controlled and carry out salt spray test, vibratory test is able to carry out by shaking device, by will be warm
The structure of wet tank and salt spray test chamber, which combines, can save the space occupied, and directly can carry out circulation survey to exemplar
Examination, without carrying out the transfer between equipment, shortens the testing time.
Spraying device includes two liquid reserve tanks 13 set up separately in 1 two sides of cabinet, is stored with respectively in two liquid reserve tanks 13 clear
Water and saline solution, the top of liquid reserve tank 13 are equipped with filling opening 14, and the upper end of filling opening 14 is equipped with removable cover 5,13 side of liquid reserve tank
Delivery pipe 12 is connected on wall, delivery pipe 12 is equipped with delivery pump, and the side wall that the end of delivery pipe 12 passes through cabinet 1 extends to case
In body 1 and it is connected with injection spray pipe 6, injection spray pipe 6 is fixed on the inner wall of cabinet 1, and atomizer 7 is equidistantly equipped on injection spray pipe 6.It is logical
It crosses unlatching removable cover 5 and water and salting liquid is added into liquid reserve tank 13 by filling opening 14, delivery pump is used for the conveying of liquid, passes through
The atomizer 7 being arranged on injection spray pipe 6 sprays smog or to humidifying inside cabinet 1 convenient for uniform.
Refrigerator includes the semiconductor chilling plate 2 for being located at the top of cabinet 1, the bottom surface of semiconductor chilling plate 2 be chill surface and
Positioned at the inside of cabinet 1, the top surface of semiconductor chilling plate 2 is heating surface and the outside for being located at cabinet 1, semiconductor chilling plate 2
It is equidistantly equipped with the vertical cooling fin 4 in surface therewith on top surface, is fixed with radiator fan 3 on cooling fin 4 jointly, radiator fan 3 is logical
Signal wire is crossed to connect with controller.Semiconductor chilling plate 2 is used to pass through cooling fin 4 and radiation air to freezing inside cabinet 1
Fan 3 distributes raising refrigerating efficiency to accelerate heat.
Electric heater includes the mounting base set up separately in 1 two sides of cabinet, and electrothermal tube and blower are equipped in mounting base, blower
Air outlet is towards the inside of cabinet 1.Heat temperature raising is carried out by electrothermal tube, accelerates the diffusion of heat by blower, increases heating
Uniformity.
Shaking device includes installs case 10, is equipped with free-moving Z-direction bracket 19 along the vertical direction, Z-direction in installs case 10
The top of bracket 19 is equipped with along horizontal Y-direction bracket 15 free to move longitudinally, and the top of Y-direction bracket 15 is equipped with along horizontal cross certainly
From mobile X to bracket 24, parcel shelf 11 is mounted on X on bracket 24, bottom, Z-direction bracket 19 and the Y-direction bracket of installs case 10
Driving Z-direction bracket 19 is respectively equipped on 15, the percussion mechanism 16,23,32 that Y-direction bracket 15 and X move back and forth to bracket 24.Pass through
Percussion mechanism 16,23,32 enables Z-direction bracket 19, Y-direction bracket 15 and X individually to be shaken to bracket 24.
The two sides of the bottom of Z-direction bracket 19 are connected with guide rod 20 vertically, and guide rod 20 is inserted into sliding sleeve 21 and along sliding sleeve 21
Inner wall it is free to slide, sliding sleeve 21 is fixed on the inner wall of installs case 10, and the top two sides of Z-direction bracket 19 are symmetrically arranged with two phases
Mutually parallel Y-direction guide rail 22, the two sides of the bottom of Y-direction bracket 15 are equipped with slide 17, and two slides 17 are respectively along two Y-direction guide rails
The top horizontal of 22 slidings, Y-direction bracket 15 is equipped with litter, and litter is vertical with Y-direction guide rail 22, and sliding sleeve is slidably fitted on litter,
Sliding sleeve is fixedly connected with X to the bottom of bracket 24.Make Z-direction bracket 19, Y-direction bracket 15 and X to bracket 24 through the above structure
It can move back and forth in vertical direction, horizontal longitudinal direction and horizontal cross respectively.
X is rotatably equipped with shaft 25 on bracket 24 vertically, shaft 25 pass through the opening 18 being arranged at the top of installs case 10 and
Upper end is vertical with parcel shelf 11 and is fixedly connected, and the lower end of shaft 25 is coaxial with the output shaft of rotating electric machine 26 and is fixedly connected,
Rotating electric machine 26 is fixedly mounted on X on bracket 24, and the top of installs case 10 is equipped with multiple Universal casters 27, Universal caster 27
Top is contacted with the bottom surface of parcel shelf 11.Rotating electric machine 26 drives the rotation of vegetal plate 11 that smog is enabled to equably to trickle down in sample
On each face of part, Universal caster 27 is for lifting parcel shelf 11 when parcel shelf 11 moves horizontally.
Percussion mechanism 16,23,32 includes driving motor 28, and driving motor 28 is connect by signal wire with controller, is driven
Motor 28 is fixedly mounted on the bottom of installs case 10, Z-direction bracket 19 or Y-direction bracket 15, the output axis connection of driving motor 28
There is eccentric wheel 29, the outer cover of eccentric wheel 29 is equipped with circular wheel case 30, is connected with connecting rod 31, connecting rod 31 on the outer wall of wheel case 30
The other end and Z-direction bracket 19, Y-direction bracket 15 or X to bracket 24 be rotatablely connected.Driving motor 28 is rotated with movable eccentric wheel 29,
Enable to Z-direction bracket 19, Y-direction bracket 15 and X can be in the work of respective guide frame to bracket 24 by the transmission of connecting rod 31
Linearly move back and forth under, to realize the vibration in all directions.
Referring to Fig. 5-6, test process is as follows:
1. high/low temperature work test；
1.1 test condition；
Test temperature: 125 DEG C ± 3 DEG C/- 40 ± 3 DEG C；
Length of testing speech: 338h；
1.2 test process；
DUT is placed in environment under room temperature；
Supply voltage 12.6V ± 0.2V is set, IGN work is set by (60 minutes)=On (10min)+Off (50min) operating condition
Make mode, during powering on (10min), according to product type, carries out functional test by following measurement condition；
Under high temperature environment, it runs 168 hours, then stops again at normal temperature 2 hours, by environment by IGN state of cyclic operation
Temperature is set as low temperature, then carries out low temperature functional test in 168 hours, and test total duration is 338 hours.
2. high/low temperature loop test；
2.1 test condition；
Test temperature: 125 DEG C ± 2 DEG C, -40 DEG C ± 2 DEG C；
Test loop number: 30 times；
Testing standard: IEC 60068-2-14Nb (GB/T 2423.22)；
Test process:
Setting test equipment operates normally at normal temperature.
12.6 ± 0.2V of direct current is applied to test equipment.
3. high temperature durable test；
3.1 test condition；
Test temperature: 85 DEG C；
Test loop number: 30000 times；
Test process；
Setting test equipment operates normally at normal temperature；
After Devices to test is placed 1 ± 0.5 hour in 85 DEG C of ± 2 DEG C of rooms, start to test, test the mode according to Section 7,
Each period carries out the functional test of an ABS and ESC, recycles 3000 end.It is small to stop 2 after the completion of test at normal temperature again
When, carry out functional test.
4. moisture and hot ageing is tested；
4.1 test condition；
Test voltage: 13.5V ± 0.2V；
Test temperature and humidity: 23 DEG C/65%, 55 DEG C/97%, 125 DEG C, -40 DEG C；
Test period: 10 times；
Test process:
Setting test equipment operates normally at normal temperature.
10 periods of test equipment are tested according to fig. 2.
5. salt fog and the test of salt fog alternation；
5.1 test condition；
Test foundation: 13.5V ± 0.2V；
Test temperature: 23 DEG C/65%, 55 DEG C/97%, 125 DEG C, -40 DEG C；
Testing time: 28 days；
Harsh grade: 5 grades；
5.2 test process；
1) salt fog 2hrs is sprayed；
2) exemplar saves 22hrs in 40 ± 2 DEG C of temperature, 92 ± 3% environment of relative humidity；
3) 1) -2 are repeated) circulation 4 days, it during which runs daily ABS and AYC single cycle 2 times；
4) exemplar saves 3 days in 23 ± 2 DEG C of temperature, 50 ± 5% environment of relative humidity；
Repeat 1) -4) circulation 4 times.
6. vibration-testing；
6.1 test condition；
Test foundation: 13.5V ± 0.2V；
Oscillatory type: broad-band random vibration.
Frequency range: 10~1000Hz.
Direction: X, Y, Z axis.
It is total to accelerate: 27.8m/s2.
6.2 test process；
X, tri- directions Y, Z respectively vibrate 8 hours, in the vibration in each direction, execute following for ABS and AYC typical condition
Ring；
7.ABS/ESC typical case's operating condition；
ABS and AYC function alternately triggers, and interval time is adjustable.Every experimental box can test 4 exemplars, each sample simultaneously
Part follows the test method of the above 1-6 section, and when 1 exemplar is tested, other exemplars are in out state, use optocoupler
Relay disconnects other exemplars, other exemplars is avoided to receive identical CAN signal and lead to maloperation.
While carrying out ABS and AYC working condition measurement, equipment can be detected wheel speed module, and specific method is, often
A corresponding wheel speed gear ring of tested exemplar, respectively by four Hall sensors and four magnetoelectric transducers close to gear ring, simulation
The output of four wheel speeds, while being also able to satisfy the switching of dissimilar sensor.
8. soft and hardware designs；
To integrate the similar testing requirement in varying environment, the design is by two height humidity cabinets and a salt spray test chamber
Electrical equipment integrated, i.e., the control equipment of three is placed in same Electric Appliance Cabinet, effectively saves lab space.
It in upper computer software design aspect, is stored in data, wheel speed is shown (curve, numerical value), motor, solenoid valve power supply electricity
Stream, battery voltage (curve, numerical value), environment temperature, humidity (numerical value), combination sensor data (numerical value), error code (numerical value)
On the basis of, increase the loop control function to 4 sensors, to realize efficient test purpose.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of DV test device for EHCU assembly, including cabinet (1), the cabinet (1) is interior to be equipped with refrigerator, electric heating
The controller of device and control refrigerator and electric heater work, the cabinet (1) is interior to be equipped with temperature sensor, and the temperature passes
Sensor is connect by signal wire with controller, which is characterized in that the two sides of the cabinet (1) are symmetrically arranged with spraying device, described
The spraying device difference atomized water spray and salt fog of the two sides of cabinet (1), the spraying device are connect by signal wire with controller, institute
It states and is equipped with humidity sensor in cabinet (1), the humidity sensor is connect by signal wire with controller, cabinet (1) bottom
Portion is equipped with shaking device, and the parcel shelf (11) for placing EHCU to be tested is equipped on the shaking device.
2. a kind of DV test device for EHCU assembly according to claim 1, which is characterized in that the spraying device
Including setting up two liquid reserve tanks (13) in cabinet (1) two sides separately, it is stored with clear water and salt respectively in two liquid reserve tanks (13)
The top of aqueous solution, the liquid reserve tank (13) is equipped with filling opening (14), and the upper end of the filling opening (14) is equipped with removable cover (5),
It is connected with delivery pipe (12) on liquid reserve tank (13) side wall, the delivery pipe (12) is equipped with delivery pump, the delivery pipe
(12) side wall that end passes through cabinet (1) is extended in cabinet (1) and is connected with injection spray pipe (6), and the injection spray pipe (6) is fixed
On the inner wall of cabinet (1), equidistantly atomizer (7) are equipped on the injection spray pipe (6).
3. a kind of DV test device for EHCU assembly according to claim 1, which is characterized in that the refrigerator packet
The semiconductor chilling plate (2) being located at the top of cabinet (1) is included, the bottom surface of the semiconductor chilling plate (2) is chill surface and is located at case
The inside of body (1), the top surface of the semiconductor chilling plate (2) are heating surface and the outside for being located at cabinet (1), the semiconductor system
It is equidistantly equipped with the vertical cooling fin in surface (4) therewith on the top surface of cold (2), is fixed with heat dissipation jointly on the cooling fin (4)
Fan (3), the radiator fan (3) are connect by signal wire with controller.
4. a kind of DV test device for EHCU assembly according to claim 1, which is characterized in that the electric heater
Including setting up the mounting base in cabinet (1) two sides separately, electrothermal tube and blower, the air outlet direction of the blower are installed in mounting base
The inside of cabinet (1).
5. a kind of DV test device for EHCU assembly according to claim 1, which is characterized in that the shaking device
Including installs case (10), free-moving Z-direction bracket (19) along the vertical direction, the Z-direction support are equipped in the installs case (10)
The top of frame (19) is equipped with along horizontal Y-direction bracket (15) free to move longitudinally, and the top of the Y-direction bracket (15) is equipped with along water
The X of laterally free movement is put down to bracket (24), the parcel shelf (11) is mounted on X on bracket (24), the installs case (10)
Bottom, be respectively equipped with driving Z-direction bracket (19), Y-direction bracket (15) and X to bracket on Z-direction bracket (19) and Y-direction bracket (15)
(24) percussion mechanism (16,23,32) moved back and forth.
6. a kind of DV test device for EHCU assembly according to claim 5, which is characterized in that the Z-direction bracket
(19) two sides of the bottom are connected with guide rod (20) vertically, and the guide rod (20) is inserted into sliding sleeve (21) and along sliding sleeve (21)
Inner wall is free to slide, and the sliding sleeve (21) is fixed on the inner wall of installs case (10), the top two sides pair of the Z-direction bracket (19)
Claiming to be equipped with two Y-direction guide rails (22) being parallel to each other, the two sides of the bottom of the Y-direction bracket (15) are equipped with slide (17), and two
The slide (17) is slided along two Y-direction guide rails (22) respectively, and the top horizontal of the Y-direction bracket (15) is equipped with litter, described
Litter is vertical with Y-direction guide rail (22), and it is solid to the bottom of bracket (24) that sliding sleeve, the sliding sleeve and X are slidably fitted on the litter
Fixed connection.
7. a kind of DV test device for EHCU assembly according to claim 5, which is characterized in that the X is to bracket
(24) be rotatably equipped with vertically on shaft (25), the shaft (25) pass through installs case (10) at the top of be arranged opening (18) and on
It holds vertical with parcel shelf (11) and is fixedly connected, the lower end of the shaft (25) and the output shaft of rotating electric machine (26) are coaxial and solid
Fixed connection, the rotating electric machine (26) are fixedly mounted on X on bracket (24), and the top of the installs case (10) is equipped with multiple ten thousand
To ball (27), the top of the Universal caster (27) is contacted with the bottom surface of parcel shelf (11).
8. a kind of DV test device for EHCU assembly according to claim 5, which is characterized in that the percussion mechanism
(16,23,32) include driving motor (28), and the driving motor (28) is connect by signal wire with controller, the driving electricity
Machine (28) is fixedly mounted on the bottom of installs case (10), Z-direction bracket (19) or Y-direction bracket (15), the driving motor (28)
Output shaft be connected with eccentric wheel (29), the outer cover of the eccentric wheel (29) is equipped with circular wheel case (30), the wheel case
(30) be connected on outer wall connecting rod (31), the other end of the connecting rod (31) and Z-direction bracket (19), Y-direction bracket (15) or X to
Bracket (24) rotation connection.
9. a kind of DV test device for EHCU assembly according to claim 1, which is characterized in that the controller is logical
It crosses signal wire and is connected with timer.
10. a kind of DV test device for EHCU assembly according to claim 1, which is characterized in that the cabinet (1)
Bottom four corners be equipped with stabilizer blade (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487340.4A CN110376118A (en) | 2019-06-05 | 2019-06-05 | A kind of DV test device for EHCU assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487340.4A CN110376118A (en) | 2019-06-05 | 2019-06-05 | A kind of DV test device for EHCU assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110376118A true CN110376118A (en) | 2019-10-25 |
Family
ID=68249839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910487340.4A Pending CN110376118A (en) | 2019-06-05 | 2019-06-05 | A kind of DV test device for EHCU assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110376118A (en) |
Citations (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101281088A (en) * | 2008-05-13 | 2008-10-08 | 苏州试验仪器总厂 | Three-axis six-freedom degree vibration test apparatus |
| CN201218773Y (en) * | 2008-05-04 | 2009-04-08 | 苏州试验仪器总厂 | Three-axis vibration experiment apparatus |
| CN102103139A (en) * | 2009-12-17 | 2011-06-22 | 上海裕隆生物科技有限公司 | Constant temperature vibration reaction device |
| CN102830308A (en) * | 2012-08-23 | 2012-12-19 | 广州供电局有限公司 | Integrated environment test device |
| CN102917679A (en) * | 2010-03-15 | 2013-02-06 | 海珀维比私人有限公司 | Vibration apparatus |
| CN202770744U (en) * | 2012-09-07 | 2013-03-06 | 中国兵器工业第五九研究所 | Multi-factor comprehensive weather environment stimulating acceleration test device |
| CN103913283A (en) * | 2013-01-05 | 2014-07-09 | 广州苏试众博环境实验室有限公司 | Flexible moving type temperature and humidity testing system |
| CN203759560U (en) * | 2014-04-02 | 2014-08-06 | 东莞市万洋环境科技有限公司 | Quick temperature variation test chamber |
| CN104075861A (en) * | 2014-04-17 | 2014-10-01 | 东莞市众志检测仪器有限公司 | Comprehensive temperature, humidity and vibration testing device |
| CN204074093U (en) * | 2014-07-04 | 2015-01-07 | 宁波艾德生仪器有限公司 | The warm and humid module of chamber |
| CN204148106U (en) * | 2014-08-26 | 2015-02-11 | 福建省天大精诺信息有限公司 | A kind of adjustable 3 D stereo shaking platform |
| CN105606324A (en) * | 2016-03-15 | 2016-05-25 | 上海交通大学 | Vibration testing system based on vibration loading device, and method thereof |
| CN106289696A (en) * | 2016-10-10 | 2017-01-04 | 镇江高等职业技术学校 | Three translational vibration platforms based on parallel institution |
| CN106610369A (en) * | 2016-12-26 | 2017-05-03 | 广州广电计量检测股份有限公司 | Integrated environmental test system |
| CN106679920A (en) * | 2017-03-06 | 2017-05-17 | 中国农业大学 | Random vibration type test bed |
| CN107314901A (en) * | 2017-07-27 | 2017-11-03 | 中车长春轨道客车股份有限公司 | A kind of twin shaft dual rotary rail vehicle axle end bearing dither is test bed |
| CN107478403A (en) * | 2017-09-04 | 2017-12-15 | 无锡帕捷科技有限公司 | Pipeline RTA reliability test assembly |
| CN108225705A (en) * | 2018-01-12 | 2018-06-29 | 中国核动力研究设计院 | A kind of environment test device suitable for complex stress condition |
| CN207717595U (en) * | 2017-12-04 | 2018-08-10 | 南方科技大学 | A kind of multi-functional accelerated ageing test system |
| CN108760609A (en) * | 2018-05-18 | 2018-11-06 | 青岛理工大学 | A kind of environment simulation test system for realizing multiple physical field coupling |
| CN108760208A (en) * | 2018-07-13 | 2018-11-06 | 华南理工大学 | A kind of active vibration control testing stand |
| CN208206429U (en) * | 2018-06-13 | 2018-12-07 | 柳州北斗星液压科技有限公司 | Three shaft vibration fatigue test boards |
| CN109580461A (en) * | 2018-10-24 | 2019-04-05 | 中国电器科学研究院有限公司 | Simulate the Automobile weather-resistant accelerated aging test method of Middle East border on the sea tropical desert climate environment |
| CN109682563A (en) * | 2019-02-13 | 2019-04-26 | 安徽理工大学 | Five degree of freedom becomes cell type electromagnetic vibration test platform |
-
2019
- 2019-06-05 CN CN201910487340.4A patent/CN110376118A/en active Pending
Patent Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201218773Y (en) * | 2008-05-04 | 2009-04-08 | 苏州试验仪器总厂 | Three-axis vibration experiment apparatus |
| CN101281088A (en) * | 2008-05-13 | 2008-10-08 | 苏州试验仪器总厂 | Three-axis six-freedom degree vibration test apparatus |
| CN102103139A (en) * | 2009-12-17 | 2011-06-22 | 上海裕隆生物科技有限公司 | Constant temperature vibration reaction device |
| CN102917679A (en) * | 2010-03-15 | 2013-02-06 | 海珀维比私人有限公司 | Vibration apparatus |
| AU2011229137B2 (en) * | 2010-03-15 | 2015-10-29 | Hypervibe Pty Ltd | Vibration apparatus |
| CN102830308A (en) * | 2012-08-23 | 2012-12-19 | 广州供电局有限公司 | Integrated environment test device |
| CN202770744U (en) * | 2012-09-07 | 2013-03-06 | 中国兵器工业第五九研究所 | Multi-factor comprehensive weather environment stimulating acceleration test device |
| CN103913283A (en) * | 2013-01-05 | 2014-07-09 | 广州苏试众博环境实验室有限公司 | Flexible moving type temperature and humidity testing system |
| CN203759560U (en) * | 2014-04-02 | 2014-08-06 | 东莞市万洋环境科技有限公司 | Quick temperature variation test chamber |
| CN104075861A (en) * | 2014-04-17 | 2014-10-01 | 东莞市众志检测仪器有限公司 | Comprehensive temperature, humidity and vibration testing device |
| CN204074093U (en) * | 2014-07-04 | 2015-01-07 | 宁波艾德生仪器有限公司 | The warm and humid module of chamber |
| CN204148106U (en) * | 2014-08-26 | 2015-02-11 | 福建省天大精诺信息有限公司 | A kind of adjustable 3 D stereo shaking platform |
| CN105606324A (en) * | 2016-03-15 | 2016-05-25 | 上海交通大学 | Vibration testing system based on vibration loading device, and method thereof |
| CN106289696A (en) * | 2016-10-10 | 2017-01-04 | 镇江高等职业技术学校 | Three translational vibration platforms based on parallel institution |
| CN106610369A (en) * | 2016-12-26 | 2017-05-03 | 广州广电计量检测股份有限公司 | Integrated environmental test system |
| CN106679920A (en) * | 2017-03-06 | 2017-05-17 | 中国农业大学 | Random vibration type test bed |
| CN107314901A (en) * | 2017-07-27 | 2017-11-03 | 中车长春轨道客车股份有限公司 | A kind of twin shaft dual rotary rail vehicle axle end bearing dither is test bed |
| CN107478403A (en) * | 2017-09-04 | 2017-12-15 | 无锡帕捷科技有限公司 | Pipeline RTA reliability test assembly |
| CN207717595U (en) * | 2017-12-04 | 2018-08-10 | 南方科技大学 | A kind of multi-functional accelerated ageing test system |
| CN108225705A (en) * | 2018-01-12 | 2018-06-29 | 中国核动力研究设计院 | A kind of environment test device suitable for complex stress condition |
| CN108760609A (en) * | 2018-05-18 | 2018-11-06 | 青岛理工大学 | A kind of environment simulation test system for realizing multiple physical field coupling |
| CN208206429U (en) * | 2018-06-13 | 2018-12-07 | 柳州北斗星液压科技有限公司 | Three shaft vibration fatigue test boards |
| CN108760208A (en) * | 2018-07-13 | 2018-11-06 | 华南理工大学 | A kind of active vibration control testing stand |
| CN109580461A (en) * | 2018-10-24 | 2019-04-05 | 中国电器科学研究院有限公司 | Simulate the Automobile weather-resistant accelerated aging test method of Middle East border on the sea tropical desert climate environment |
| CN109682563A (en) * | 2019-02-13 | 2019-04-26 | 安徽理工大学 | Five degree of freedom becomes cell type electromagnetic vibration test platform |
Non-Patent Citations (1)
| Title |
|---|
| 贺利乐: "《机械系统动力学》", 30 August 2014, 国防工业出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209640453U (en) | The test device of chip of laser | |
| CN106442619B (en) | Double-channel room-temperature magnetocaloric effect direct measuring instrument and method | |
| CN110376118A (en) | A kind of DV test device for EHCU assembly | |
| CN204142478U (en) | A kind of durability test device | |
| CN109387536A (en) | A kind of automation dry and wet roadbed freezing and thawing circulating test device and test method | |
| CN108580380A (en) | A kind of medical apparatus sterilizing cleaning-drying integrated device | |
| CN108872827A (en) | A kind of LED light production ageing tester | |
| CN109669124A (en) | A kind of test device under motor and linear mould group high-temperature work environment | |
| CN110208659B (en) | Test device and test method for carrying out large-tonnage insulator artificial pollution test | |
| CN201269800Y (en) | Constant temperature extruding experiment machine for battery | |
| CN106950284A (en) | Multi-channel ultrasonic flaw-inspecting apparatus and method | |
| CN206431222U (en) | A kind of burn-in test control device of low-voltage electrical apparatus | |
| CN207428160U (en) | A kind of movable type livestock cleaning system | |
| CN207502322U (en) | A kind of shock machine of temperature controllable and adjustable pendulum angle | |
| CN205300768U (en) | Infrared temperature measuring device of oscillating | |
| CN113956967B (en) | Sequencer with heating device | |
| CN210533916U (en) | Indoor heater glass panel thermal shock resistance test device | |
| CN204344342U (en) | A kind of fuel injection pump tester | |
| CN209385968U (en) | A kind of indoor temperature and humidity environmental parameter measurement bracket | |
| CN207020107U (en) | A kind of controllable environment cool and hot box for being used to detect building external envelope structure scene heat transfer coefficient | |
| CN205670112U (en) | A kind of salt spray test chamber intermittent spraying controls device | |
| CN207317930U (en) | The room noise monitoring system of computer control | |
| CN206621668U (en) | The vertical modeling shaping instrument handle of heat | |
| CN219552143U (en) | Plastic designated temperature and humidity cantilever beam impact strength tester | |
| CN206024143U (en) | Generator thrust head self-heating apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191025 |
|
| RJ01 | Rejection of invention patent application after publication |