CN109974942A - A kind of cover plate of power battery air-tightness detection device - Google Patents
A kind of cover plate of power battery air-tightness detection device Download PDFInfo
- Publication number
- CN109974942A CN109974942A CN201910084808.5A CN201910084808A CN109974942A CN 109974942 A CN109974942 A CN 109974942A CN 201910084808 A CN201910084808 A CN 201910084808A CN 109974942 A CN109974942 A CN 109974942A
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- lower die
- upper mold
- fixed
- air
- power battery
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000004047 hole gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention belongs to battery tooling technical fields, in particular to a kind of cover plate of power battery air-tightness detection device, including substrate, upper mold press mechanism, upper die and lower die, lower die rotating mechanism, lower die supporting mechanism, airtight water examine display device, electric control system.A kind of cover plate of power battery air-tightness detection device of the invention, design is scientific and reasonable, and single can test several products simultaneously, and staff can intuitively observe that testing result, detection effect are good very much；And a lower die when detecting, another lower die can dismantle and filling product, greatly improves detection efficiency；Have the advantages that easy to operate, efficient, humanized.
Description
Technical field
The invention belongs to battery tooling technical field, in particular to a kind of cover plate of power battery air-tightness detection device.
Background technique
The battery core of automobile power cell is encapsulated in by shell and top cover by welding in the sealing structure formed, battery list
Body itself has gas tightness requirement, and the top cover as its composition part naturally also has sealing requirements.The matrix of battery cap
It is a weldment, this weldment is to be connected to roll-over valve and explosion-proof valve on light aluminium flake by laser welding mode respectively
It is formed.Inevitably will appear weldering hole based on current laser welding techniques causes the weldment to leak at weldering hole.There is leakage to lack
On the one hand sunken weldment may cause customer complaint, on the one hand can further be assembled into finished product leads to the waste of bigger cost,
It is therefore necessary to carry out air-leakage test before lower step assembles to the weldment to identify in advance.
At present such weldment weldering bad macroscopic visual test mode that generallys use of hole gas leakage is carried out selecting processing, it is long
Phase carries out visual inspection and is easy to appear fatigue, not only bad for inspector's health, and is easy to appear and fails to judge, brings subsequent
Bigger loss.
Summary of the invention
The purpose of the present invention is to provide a kind of cover plate of power battery air-tightness detection device, easy to operate, detection efficiencies
High, detection is accurately.
A kind of cover plate of power battery air-tightness detection device, including substrate, upper mold press mechanism, upper die and lower die, lower die turn
Motivation structure, lower die supporting mechanism, airtight water examine display device, electric control system, the upper mold press mechanism by guide post and
Air cylinder fixed plate is fixed on substrate, and is located at the surface of lower die working position, and upper mold is set to the upper mold press mechanism
Bottom, upper mold press mechanism can drive upper mold to move up and down, and upper and lower mould closure when pushing；Lower die setting is rotated in lower die
In mechanism, lower die rotating mechanism is fixed on substrate, and the lower die supporting mechanism is set to below lower die rotating mechanism edge, is used
In the pressure for bearing upper mold pushing；The airtight water inspection display device includes sink and the tracheae for being inserted into sink, the tracheae other end
Connect upper mold；The electric control system setting is in lower die side, and lower die is equipped with air inlet, and electric control system passes through air inlet
Mouth injects pressurized gas into lower die cavity.
Further, the lower die rotating mechanism includes motor, motor fixing seat, divider and lower mold backing plate, under described
It is set on die-cushion plate there are two lower die, is separately positioned on the front and back end of lower mold backing plate, motor is arranged in motor fixing seat, lower die-cushion
Plate is arranged on divider；Motor drives divider rotation, rotates 180 degree every time.
Further, the lower die is equipped with multiple tooling detents.
Further, the sink includes multiple bypass channels, and upper mold is correspondingly provided with multiple tooling positions, each tooling position
A tracheae has been installed, and has been inserted into corresponding bypass channel.
Further, the lower die supporting mechanism includes that two support columns and multiple support plates, support column are fixed on base
On plate, and it is located at immediately below upper mold；Support plate is mounted on the downside quadrangle of lower mold backing plate, and support plate seamed edge is equipped with the angle R.
Further, the upper mold press mechanism further includes compression cylinder, briquetting, top board and upper die holder, compression cylinder
It is fixed in air cylinder fixed plate, the telescopic rod of compression cylinder is connected and fixed by the briquetting with top board, is additionally provided on top board
Guide sleeve, guide sleeve is set on guide post and this is moved up and down along guide post, and upper die holder is fixed on top board, and upper mold is fixed on upper mold
On seat.
Further, the electric control system includes dividing air parcel, gas circuit converter, cylinder and cylinder block, cylinder block
It is fixed on substrate, cylinder is fixed on cylinder block, and air parcel is divided to be fixed in lower mold backing plate, and gas circuit converter is two, respectively
Setting is divided to air parcel to be equipped with an air inlet and two gas outlets in lower mold backing plate two sides, and air inlet connects gas source by pipeline,
Two gas outlets are connect with two gas circuit converters respectively by pipeline；The gas circuit converter by pipeline and corresponding lower die into
Port connection；Gas circuit converter is equipped with ventilation switch, the Telescopic-cylinder pressable switch.
Further, the electric control system further includes the circuit control system of controllable detection time.
A kind of cover plate of power battery air-tightness detection device of the invention, design is scientific and reasonable, and single can be tested simultaneously
Several products, staff can intuitively observe that testing result, detection effect are good very much；And a lower die when detecting,
Another lower die can dismantle and filling product, greatly improves detection efficiency；With easy to operate, efficient, humanized excellent
Point.
Detailed description of the invention
Fig. 1 is the perspective view of a preferred embodiment.
Fig. 2 is the schematic diagram of another angle of Fig. 1.
Fig. 3 is the schematic diagram of lower die in Fig. 1.
Specific embodiment
A kind of cover plate of power battery air-tightness detection device of the invention is made below in conjunction with specific embodiments and drawings
It is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, in a preferred embodiment, a kind of cover plate of power battery air-leakage test of the invention
Device, including the inspection of substrate 1, upper mold press mechanism, upper mold 2, lower die 3, lower die rotating mechanism, lower die supporting mechanism, airtight water are aobvious
Showing device, electric control system, the upper mold press mechanism is fixed on substrate 1 by guide post 4 and air cylinder fixed plate 5, and position
In the surface of 3 working position of lower die, upper mold 2 is set to the bottom of the upper mold press mechanism, and upper mold press mechanism can drive
Upper mold 2 moves up and down, and upper and lower mould closure when pushing；Lower die 3 is arranged on lower die rotating mechanism, and lower die rotating mechanism is fixed
On substrate 1, the lower die supporting mechanism is set to below lower die rotating mechanism edge, for bearing the pressure of the pushing of upper mold 2,
Prevent equipment damage；The airtight water inspection display device includes sink 6 and the tracheae for being inserted into sink 6, in the connection of the tracheae other end
Mould 2；The electric control system setting is in 3 side of lower die, and lower die 3 is equipped with air inlet, and electric control system passes through air inlet
Inject pressurized gas into 3 cavity of lower die.When specifically used, product is placed in lower die, upper mold press mechanism controls under upper mold
Pressure, upper and lower mould realize sealing, and air inlet is passed through compressed gas at this time, if battery cover board air-tightness is bad, gas leakage passes through
The tracheae of upper mold is passed through in sink, and sink is emerged a large amount of bubbles, intuitively shows testing result.
Preferably, the lower die rotating mechanism includes motor 7, motor fixing seat 8, divider 9 and lower mold backing plate 10, described
It is set in lower mold backing plate 10 there are two lower die 3, is separately positioned on the front and back end of lower mold backing plate 10, motor 7 is arranged in motor fixing seat 8
On, lower mold backing plate 10 is arranged on divider 9；Motor 7 drives divider 9 to rotate, and rotates 180 degree every time, to realize two
Lower die 3 alternately detects, and one when detecting, another can greatly improve detection efficiency with loading and unloading.
In the present embodiment, the lower die 3 is equipped with multiple tooling detents, and the sink 6 includes multiple bypass channels, upper mold 2
Multiple tooling positions are correspondingly provided with, each tooling position has installed a tracheae, and is inserted into corresponding bypass channel 6；It can once load
And multiple products are detected, greatly improve detection efficiency.
Preferably, the lower die supporting mechanism includes two support columns 11 and multiple support plates 12, and support column 11 is fixed on
On substrate 1, and it is located at immediately below upper mold 2；Support plate 12 is mounted on the downside quadrangle of lower mold backing plate 10, and 12 seamed edge of support plate
Equipped with the angle R, so that lower mold backing plate 10 be enable swimmingly to slide into correct position easily when rotating；When upper mold 2 is pushed to support
12 lower mold backing plate 10 of column plays supporting role, and lower mold backing plate 10 is prevented to be forced into deformation, while guaranteeing connecing for upper mold 2 and lower die 3
Contacting surface can be uniformly bonded with product.
Preferably, the upper mold press mechanism further includes compression cylinder 13, briquetting 14, top board 15 and upper die holder 16, pressure
Tight cylinder 13 is fixed in air cylinder fixed plate 5, and the telescopic rod of compression cylinder 13 and top board 15 are connected and fixed by the briquetting 14,
Guide sleeve 17 is additionally provided on top board 15, guide sleeve 17 is set on guide post 4 and this is moved up and down along guide post 4, and upper die holder 16 is fixed
On top board 15, upper mold 2 is fixed on upper die holder 16；Such design, stable structure, each component are completely embedded, when compression gas
When the telescopic rod of cylinder 13 moves down, will drive upper mold 2 on top board 15, upper die holder 16 and upper die holder 16 along guide post 4 to
Lower slider realizes depression, also ensures that displacement is consistent by guide post 4, is not in deviation.
Preferably, the electric control system includes dividing air parcel 18, gas circuit converter 19, cylinder 20 and cylinder block 21, gas
Cylinder seat 21 is fixed, and cylinder 20 is fixed on cylinder block 21 on substrate 1, and air parcel 18 is divided to be fixed in lower mold backing plate 10, and gas circuit turns
Parallel operation 19 is two, is separately positioned on 10 two sides of lower mold backing plate, and air parcel 18 is divided to be equipped with an air inlet and two gas outlets, into
Port connects gas source by pipeline, and two gas outlets are connect with two gas circuit converters 19 respectively by pipeline；The gas circuit turns
Parallel operation 19 is connected by pipeline with corresponding 3 air inlet of lower die；Gas circuit converter 19 is equipped with ventilation switch, and cylinder 20 is flexible to be pressed
Press the switch.When necessary, air inlet pressure reducing valve is additionally provided with dividing at 18 air inlet of air parcel, control compressed gas air pressure, prevent safety
Hidden danger.When work, after lower mold backing plate 10 rotate in place, 20 telescopic rod of cylinder stretches out, just on touch gas circuit converter 19
Ventilation switch, compressed gas enter lower die 3 by pipeline, are detected.
In order to improve the operability and human oriented design of equipment, the electric control system further includes controllable detection time
Circuit control system, circuit control system connect with cylinder, compression cylinder and motor, and when controlling the work of apparatus above
Between.
In the technical program, lower die has multiple tooling detents thereon for loading tested product for placing production to be measured
Product are provided with aperture on each station, and the hole site and quantity are corresponding with the air leak position that product need to be tested, Mei Gegong
Position has a longitudinal long hole to be connected to these apertures, then longer blind hole the owning this four die cavitys for passing through a transverse direction
Hole connection, the air inlet of the lower die when open end of lateral blind hole is as detection.To, after product is packed into station, gas
Body enters after lower die, can only be circulated by these holes, and when products air tightness is bad, gas can just enter in upper mold, protects
Demonstrate,prove the accuracy of detection.
In the description of the present invention, it is to be understood that, term such as "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom" "inner", "outside" is side based on the figure
Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.At this
In the description of invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Although description of this invention combination embodiments above carries out, those skilled in the art
Member can carry out many replacements based on the above contents, modifications and variations, be obvious.Therefore, all such substitutions,
Improvements and changes are included in the spirit and scope of appended claims.
Claims (8)
1. a kind of cover plate of power battery air-tightness detection device, it is characterised in that: including substrate, upper mold press mechanism, upper mold, under
Mould, lower die rotating mechanism, lower die supporting mechanism, airtight water examine display device, electric control system, and the upper mold press mechanism is logical
It crosses guide post and air cylinder fixed plate is fixed on substrate, and be located at the surface of lower die working position, upper mold is set under the upper mold
The bottom of press mechanism, upper mold press mechanism can drive upper mold to move up and down, and upper and lower mould closure when pushing；Lower die setting exists
On lower die rotating mechanism, lower die rotating mechanism is fixed on substrate, and the lower die supporting mechanism is set to lower die rotating mechanism side
Below edge, for bearing the pressure of upper mold pushing；The airtight water inspection display device includes sink and the tracheae for being inserted into sink, gas
The pipe other end connects upper mold；In lower die side, lower die is equipped with air inlet, electric control system for the electric control system setting
Lower die cavity is injected pressurized gas by air inlet.
2. cover plate of power battery air-tightness detection device according to claim 1, it is characterised in that: the lower die rotating machine
Structure includes motor, motor fixing seat, divider and lower mold backing plate, sets that there are two lower dies in the lower mold backing plate, is separately positioned on
The front and back end of lower mold backing plate, motor are arranged in motor fixing seat, and lower mold backing plate is arranged on divider；Motor drives divider
Rotation, rotates 180 degree every time.
3. cover plate of power battery air-tightness detection device according to claim 2, it is characterised in that: the lower die is equipped with
Multiple tooling detents.
4. cover plate of power battery air-tightness detection device according to claim 2, it is characterised in that: the sink includes more
A bypass channel, upper mold are correspondingly provided with multiple tooling positions, and each tooling position has installed a tracheae, and is inserted into corresponding bypass channel.
5. cover plate of power battery air-tightness detection device according to claim 2, it is characterised in that: the lower die supports machine
Structure includes that two support columns and multiple support plates, support column are fixed on substrate, and are located at immediately below upper mold；Support plate is mounted on
The downside quadrangle of lower mold backing plate, and support plate seamed edge is equipped with the angle R.
6. cover plate of power battery air-tightness detection device according to claim 1, it is characterised in that: press under the upper mold
Structure further includes compression cylinder, briquetting, top board and upper die holder, and compression cylinder is fixed in air cylinder fixed plate, and the briquetting will press
The telescopic rod of tight cylinder is connected and fixed with top board, is additionally provided with guide sleeve on top board, and guide sleeve is set on guide post and along leading
Column moves up and down, and upper die holder is fixed on top board, and upper mold is fixed on upper die holder.
7. cover plate of power battery air-tightness detection device according to claim 2, it is characterised in that: the electrical control system
System includes that air parcel, gas circuit converter, cylinder and cylinder block, cylinder block is divided to be fixed on substrate, and cylinder is fixed on cylinder block, point
Air parcel is fixed in lower mold backing plate, and gas circuit converter is two, is separately positioned on lower mold backing plate two sides, and air parcel is divided to be equipped with one
Air inlet and two gas outlets, air inlet connect gas source by pipeline, and two gas outlets are turned with two gas circuits respectively by pipeline
Parallel operation connection；The gas circuit converter is connected by pipeline with corresponding lower die air inlet；Gas circuit converter is equipped with ventilation switch,
The Telescopic-cylinder pressable switch.
8. cover plate of power battery air-tightness detection device according to claim 7, it is characterised in that: the electrical control system
System further includes the circuit control system of controllable detection time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910084808.5A CN109974942A (en) | 2019-01-29 | 2019-01-29 | A kind of cover plate of power battery air-tightness detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910084808.5A CN109974942A (en) | 2019-01-29 | 2019-01-29 | A kind of cover plate of power battery air-tightness detection device |
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| Publication Number | Publication Date |
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| CN109974942A true CN109974942A (en) | 2019-07-05 |
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| CN201910084808.5A Pending CN109974942A (en) | 2019-01-29 | 2019-01-29 | A kind of cover plate of power battery air-tightness detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790854A (en) * | 2021-08-09 | 2021-12-14 | 常熟理工学院 | Pressure-resistant electronic product sealing detection system |
| CN116625602A (en) * | 2023-07-20 | 2023-08-22 | 宁波市中博汽车科技有限公司 | Automatic airtight detector for pressure cover |
| CN116907756A (en) * | 2023-09-11 | 2023-10-20 | 昆山鑫钰橙机械科技有限公司 | New energy battery shell body gas tightness simulation test equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113790854A (en) * | 2021-08-09 | 2021-12-14 | 常熟理工学院 | Pressure-resistant electronic product sealing detection system |
| CN113790854B (en) * | 2021-08-09 | 2023-08-11 | 常熟理工学院 | Compression-resistant electronic product sealing detection system |
| CN116625602A (en) * | 2023-07-20 | 2023-08-22 | 宁波市中博汽车科技有限公司 | Automatic airtight detector for pressure cover |
| CN116625602B (en) * | 2023-07-20 | 2023-10-27 | 宁波市中博汽车科技有限公司 | Automatic airtight detector for pressure cover |
| CN116907756A (en) * | 2023-09-11 | 2023-10-20 | 昆山鑫钰橙机械科技有限公司 | New energy battery shell body gas tightness simulation test equipment |
| CN116907756B (en) * | 2023-09-11 | 2023-11-28 | 昆山鑫钰橙机械科技有限公司 | New energy battery shell body gas tightness simulation test equipment |
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