CN209166755U - A kind of air-tightness testing tool jig - Google Patents
A kind of air-tightness testing tool jig Download PDFInfo
- Publication number
- CN209166755U CN209166755U CN201822162389.6U CN201822162389U CN209166755U CN 209166755 U CN209166755 U CN 209166755U CN 201822162389 U CN201822162389 U CN 201822162389U CN 209166755 U CN209166755 U CN 209166755U
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- battery pack
- testing tool
- braced frame
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000005273 aeration Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of air-tightness testing tool jigs, including braced frame, airtight fixture and gas-tight tester, airtight fixture and gas-tight tester are respectively mounted on the support frame, battery pack assembly line passes through braced frame, battery pack to be tested is located on the bottom surface in braced frame, airtight fixture includes the first cylinder, second cylinder and air-pressure type chamber for withholding explosion-proof valve in battery pack, first cylinder one end connects braced frame, the other end connects and drives the second cylinder, second cylinder connects and drives air-pressure type chamber, the cylinder axis of first cylinder is located at perpendicular in the plane of battery pack flow direction, the cylinder axis of second cylinder is parallel with battery pack flow direction, the aeration aperture through it is offered on air-pressure type chamber, air supply system outside the connection of aeration aperture one end, the other end is against explosion-proof valve, battery pack and gas-tight tester electricity Connection.The data that the utility model is tested automatically, testing efficiency is high, is measured carry out storage or real time inspection by MES system.
Description
Technical field
The utility model belongs to battery pack detection field, specially a kind of air-tightness testing tool jig.
Background technique
The market value height and technology content of the new-energy automobiles such as electric car and hybrid vehicle are higher, battery conduct
The major impetus source of above-mentioned new-energy automobile, the height of performance directly determine the superiority and inferiority of automotive performance.In order to guarantee electricity
Pond being capable of safe power supply, must be requested that and battery pack has stronger dust and water protection ability, in case dust and water cause after entering
The bad phenomenons such as short circuit.Therefore, particularly important to the IP degree of protection detection of output battery pack.Existing battery pack cabinet air-tightness
Detection mode is manually to detect, and by mechanical jig manual card in the close detection of the enterprising promoting the circulation of qi of explosion-proof valve, low efficiency, accuracy is not
Uniformly, the efficiency and detection quality of whole production line are influenced.
Utility model content
In view of the above-mentioned problems existing in the prior art, the utility model provides a kind of airtight fixture and is automatic test, surveys
Try the air-tightness testing tool jig that data that are high-efficient, measuring carry out storage or real time inspection by MES system.
To achieve the goals above, the technical scheme adopted by the utility model is
A kind of air-tightness testing tool jig, including braced frame, airtight fixture and gas-tight tester, airtight fixture and airtight
Tester is respectively mounted on the support frame, and battery pack assembly line passes through braced frame, is conveyed by the assembly line to be tested
Battery pack is located on the bottom surface in braced frame, and airtight fixture is including the first cylinder, the second cylinder and for withholding battery pack
The air-pressure type chamber of explosion-proof valve, first cylinder one end connect braced frame, and the other end connects and drive the second cylinder, and the second cylinder connects
Connect and drive air-pressure type chamber, the cylinder axis of the first cylinder is located at perpendicular in the plane of battery pack flow direction, the second cylinder
Cylinder axis is parallel with battery pack flow direction, and the aeration aperture through it is offered on air-pressure type chamber, and the connection of aeration aperture one end is external
Air supply system, the other end is against explosion-proof valve, battery pack and gas-tight tester electrical connection.
As a further improvement of the above technical scheme:
The cylinder axis and horizontal plane of first cylinder.
Airtight fixture further includes the fixed device of the first cylinder, and the fixed device of the first cylinder includes fixed plate, fixed plate place
Flow direction of the plane perpendicular to battery pack, dead plate upper end connection braced frame, the arrangement that lower end overhangs, the installation of the first cylinder
In fixed plate.
Fixed plate is located above battery pack.
The fixed device of first cylinder further includes two cushion blocks, and two cushion blocks are located at the both ends of the first cylinder, cushion block two
Side is respectively fixedly connected with the first cylinder and fixed plate.
Second cylinder is located at below the first cylinder.
Airtight fixture further includes the second cylinder supports device, and the second cylinder supports device includes the upper end of parallel interval arrangement
Plate and bottom plate, upper head plate and bottom plate are connected by connecting rod, and the cylinder axis of the first cylinder vertically connects upper head plate, the second cylinder
It is supported on bottom plate, between upper head plate and bottom plate.
Second cylinder supports device further includes at least one fixed frame, and fixed frame is mounted on bottom plate, and the second cylinder is horizontal
It is erected on fixed frame.
Battery pack built in pressure sensor, pressure sensor and gas-tight tester electrical connection.
First cylinder and the second cylinder are electrically connected with PLC control system.
Compared with prior art, the utility model has the beneficial effects that airtight fixture is automatic test, testing efficiency is high；
The data measured carry out storage or real time inspection by MES system；Can be realized by two moved furthers of cylinder accurately withhold,
Fast aeration；The test fixture structure is simple, operates reliably, and does not influence the movement of battery pack assembly line.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model one embodiment；
Fig. 2 is another visual angle figure of Fig. 1；
Fig. 3 is the first cylinder of the utility model, the second cylinder and air-pressure type cavity configuration schematic diagram；
Fig. 4 is another visual angle figure of Fig. 3；
Fig. 5 is the partial enlargement diagram of Fig. 3.
Specific embodiment
Air-tightness testing tool jig provided by the utility model is made further to say in detail, completely below with reference to embodiment
It is bright.The embodiments described below is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
A kind of air-tightness testing tool jig, as shown in fig. 1~fig. 5, including the gentle density test of braced frame 1, airtight fixture
Instrument 2, airtight fixture and gas-tight tester 2 are installed in braced frame 1.Braced frame 1 is frame structure, and profile is rectangular
Body.Battery pack assembly line passes through braced frame 1, i.e. battery pack assembly line drives battery pack 4 in the flows of braced frame 1
The bottom surface in braced frame 1 is flowed in or out with the battery pack tooling 6 for loading it.Battery pack 4 is equipped with explosion-proof valve 5.
Airtight fixture include the first cylinder 31, the fixed device of the first cylinder, the second cylinder 33, the second cylinder supports device and
Air-pressure type chamber 35.The fixed device of first cylinder includes fixed plate 321 and two cushion blocks 322, and fixed plate 321 is located at braced frame 1
Interior, for place plane perpendicular to the flow direction of battery pack, 321 upper end of fixed plate connects the top of braced frame 1, lower end overhanging
Arrangement, and fixed plate 321 is located at the top of battery pack 4, not stop flowing of the battery pack 4 on the assembly line.First
Cylinder 31 is mounted in fixed plate 321 by two cushion blocks 322, and two cushion blocks 322 are located at the both ends of the first cylinder 31, pad
322 two sides of block are respectively fixedly connected with the first cylinder 31 and fixed plate 321.Preferably, the cylinder axis and horizontal plane of the first cylinder 31
Vertically, and the telescopic end of cylinder axis is towards the bottom surface of braced frame 1.
Second cylinder supports device includes upper head plate 341, bottom plate 342 and two fixed frames 343.Upper head plate 341 is under
The horizontal parallel interval arrangement of end plate 342, upper head plate 341 are connected with bottom plate 342 by connecting rod, and fixed frame 343 is mounted on down
The side of the close upper head plate 341 of end plate 342,33 level of the second cylinder are erected on fixed frame 343.The cylinder of first cylinder 31
Axis vertically connects upper head plate 341, keeps the cylinder axis of the second cylinder 33 parallel with the flow direction of battery pack 4.Second cylinder 33
The telescopic end of cylinder axis vertically connects air-pressure type chamber 35, and air-pressure type chamber 35 is used to withhold the explosion-proof valve 5 in battery pack 4, air-pressure type
The aeration aperture 352 through it is offered on chamber 35, as shown in figure 4, aeration aperture 352 is equipped with tracheae close to one end of the second cylinder 33
Connector 351, gas-tpe fitting 351 connect external air supply system, and the other end is against explosion-proof valve 5.First cylinder 31 drives the second gas
Cylinder support device and the second cylinder 33 mobile with the direction of horizontal plane, the second cylinder 33 drive air-pressure type chamber 35 with electricity
Packet stream waterline parallel direction in pond is mobile.
Second cylinder 33 and the second cylinder supports device are located at the lower section of the first cylinder 31.At the cylinder axis of first cylinder 31
When retracted mode, the second cylinder 33 and the second cylinder supports device are located at the top of battery pack 4, not stop battery pack 4 to exist
Flowing on the assembly line；When the cylinder axis of first cylinder 31 is in stretching state, gas-tpe fitting 351 and explosion-proof valve 5 are in
Same level.
The tool fixture further includes stopper 7 and PLC control system, and stopper 7 and PLC control system are electrically connected, resistance
Sensor is installed, the sensor is photoelectric sensor, and sensor is mounted on stopper 7 on lug-latch 7.Battery to be detected
After packet 4 flows into designated position, sensor sensing simultaneously issues signal in place to PLC, and PLC controls stopper 7, it is made to prevent battery pack
Continue flow.Therefore, the position that battery pack 4 flows into braced frame 1 is fixed.According to battery pack 4 in braced frame 1
The position of fixed position and explosion-proof valve 5 in battery pack 4, determines the position of airtight fixture, explosion-proof valve 5 is made to be located at the first cylinder
In plane determined by the cylinder axis of 31 cylinder axis and the second cylinder 33.Set the row of the first cylinder 31 and the second cylinder 33
In other words journey chooses the cylinder being suitably formed.In this way, after the movement for passing through the first cylinder 31 and the second cylinder 33, air-pressure type
Chamber 35 just can accurately withhold explosion-proof valve 5.First cylinder 31 and the second cylinder 33 are connect with PLC control system, PLC control system
Open or stop the movement of the first cylinder 31 and the second cylinder 33.4 built in pressure sensor of battery pack, pressure sensor and airtight
Tester 2 is electrically connected.
The course of work of the utility model is as follows: after battery pack 4 flows into the designated position inside braced frame 1, sensor
Receive signal, inductive signal passed into PLC, PLC receives the movement that control stopper 7 after signal stops battery pack 4, then according to
The first cylinder 31 of secondary starting makes the first cylinder 31 that the second cylinder 33 be driven vertically to move down, until the cylinder axis of the second cylinder 33 and anti-
Quick-fried valve 5 is in same level, restarts the second cylinder 33, is moved horizontally to the second cylinder 33 driving air-pressure type chamber 35 and withholds
The explosion-proof valve 5 of battery pack 4, after the completion of withholding, external air supply system is defeated into battery pack 4 by gas-tpe fitting 351 and explosion-proof valve 5
Entered air filtering, and by stable gas pressure in 20Kbar, when the pressure sensor monitoring in battery pack 4 to pressure reach test and want
After the setting value asked, stopping conveying gas, the cylinder axis of the cylinder axis of the second cylinder 33 and the first cylinder 31 successively shrinks return,
Not stop battery pack in the movement of assembly line, then gas-tight tester 2 starts to detect 4 internal pressure of battery pack, and every five seconds carries out
Pressure differential detection, if pressure difference is stablized without exception, detection device is judged to normally, uploading the data to product back-tracing system, battery
Packet 4 flows into next station and is otherwise unloaded assembly line, circuits sequentially.
Be it is necessary to described herein finally: above embodiments are served only for making the technical solution of the utility model further
It explains in detail, should not be understood as the limitation to scope of protection of the utility model, those skilled in the art is practical new according to this
Some nonessential modifications and adaptations that the above content of type is made belong to the protection scope of the utility model.
Claims (10)
1. a kind of air-tightness testing tool jig, which is characterized in that including braced frame (1), airtight fixture and gas-tight tester
(2), airtight fixture and gas-tight tester (2) are installed on braced frame (1), and battery pack assembly line passes through braced frame (1),
The battery pack (4) to be tested conveyed by the assembly line is located on the bottom surface in braced frame (1), and airtight fixture includes first
Cylinder (31), the second cylinder (33) and the air-pressure type chamber (35) for withholding explosion-proof valve (5) on battery pack (4), the first cylinder
(31) one end connection braced frame (1), the other end are connected and are driven the second cylinder (33), and the second cylinder (33) connects and drives gas
Die mould chamber (35), the cylinder axis of the first cylinder (31) are located at perpendicular in the plane of battery pack (4) flow direction, the second cylinder
(33) cylinder axis is parallel with battery pack (4) flow direction, and the aeration aperture (352) through it is offered on air-pressure type chamber (35),
Air supply system outside the connection of aeration aperture (352) one end, the other end is against explosion-proof valve (5), battery pack (4) and gas-tight tester
(2) it is electrically connected.
2. air-tightness testing tool jig according to claim 1, it is characterised in that: the cylinder axis and water of the first cylinder (31)
Plane is vertical.
3. air-tightness testing tool jig according to claim 1 or 2, it is characterised in that: airtight fixture further includes the first gas
Cylinder fixes device, and the fixed device of the first cylinder includes fixed plate (321), and plane is perpendicular to battery pack where fixed plate (321)
Flow direction, fixed plate (321) upper end connect braced frame (1), and the arrangement that lower end overhangs, the first cylinder (31) is mounted on fixation
On plate (321).
4. air-tightness testing tool jig according to claim 3, it is characterised in that: fixed plate (321) is located in battery pack
Side.
5. air-tightness testing tool jig according to claim 3, it is characterised in that: the fixed device of the first cylinder further includes two
A cushion block (322), two cushion blocks (322) are located at the both ends of the first cylinder (31), and cushion block (322) two sides are respectively fixedly connected with
First cylinder (31) and fixed plate (321).
6. air-tightness testing tool jig according to claim 3, it is characterised in that: the second cylinder (33) is located at the first cylinder
(31) lower section.
7. air-tightness testing tool jig according to claim 6, it is characterised in that: airtight fixture further includes the second cylinder branch
Support arrangement, the second cylinder supports device include the upper head plate (341) and bottom plate (342) of parallel interval arrangement, upper head plate (341)
It is connected with bottom plate (342) by connecting rod, the cylinder axis of the first cylinder (31) vertically connects upper head plate (341), the second cylinder
(33) it is supported on bottom plate (342), between upper head plate (341) and bottom plate (342).
8. air-tightness testing tool jig according to claim 7, it is characterised in that: the second cylinder supports device further include to
A few fixed frame (343), fixed frame (343) are mounted on bottom plate (342), and the second cylinder (33) level is erected at fixed frame
(343) on.
9. air-tightness testing tool jig according to claim 1, it is characterised in that: battery pack (4) built in pressure sensor,
Pressure sensor and gas-tight tester (2) electrical connection.
10. air-tightness testing tool jig according to claim 1, it is characterised in that: the first cylinder (31) and the second cylinder
(33) it is electrically connected with PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162389.6U CN209166755U (en) | 2018-12-23 | 2018-12-23 | A kind of air-tightness testing tool jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162389.6U CN209166755U (en) | 2018-12-23 | 2018-12-23 | A kind of air-tightness testing tool jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209166755U true CN209166755U (en) | 2019-07-26 |
Family
ID=67344770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822162389.6U Active CN209166755U (en) | 2018-12-23 | 2018-12-23 | A kind of air-tightness testing tool jig |
Country Status (1)
| Country | Link |
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| CN (1) | CN209166755U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021248732A1 (en) * | 2020-06-08 | 2021-12-16 | 横店集团英洛华电气有限公司 | Air tightness detection apparatus for use in assembly line |
| CN113804373A (en) * | 2020-06-12 | 2021-12-17 | 郑州宇通客车股份有限公司 | Battery pack air tightness detection method |
| CN114199474A (en) * | 2021-12-09 | 2022-03-18 | 福建星云电子股份有限公司 | Battery module gas tightness test portion dress |
-
2018
- 2018-12-23 CN CN201822162389.6U patent/CN209166755U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021248732A1 (en) * | 2020-06-08 | 2021-12-16 | 横店集团英洛华电气有限公司 | Air tightness detection apparatus for use in assembly line |
| CN113804373A (en) * | 2020-06-12 | 2021-12-17 | 郑州宇通客车股份有限公司 | Battery pack air tightness detection method |
| CN113804373B (en) * | 2020-06-12 | 2023-12-15 | 宇通客车股份有限公司 | Battery pack air tightness detection method |
| CN114199474A (en) * | 2021-12-09 | 2022-03-18 | 福建星云电子股份有限公司 | Battery module gas tightness test portion dress |
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