CN207636256U - A kind of air-tightness detection device of battery cap plate - Google Patents
A kind of air-tightness detection device of battery cap plate Download PDFInfo
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- CN207636256U CN207636256U CN201721734727.8U CN201721734727U CN207636256U CN 207636256 U CN207636256 U CN 207636256U CN 201721734727 U CN201721734727 U CN 201721734727U CN 207636256 U CN207636256 U CN 207636256U
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- helium
- pipeline
- inspection
- fixedly connected
- battery cap
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Abstract
The utility model discloses a kind of air-tightness detection device of battery cap plate, including rack components, the rack components is equipped with helium inspection test suite, helium inspection pipeline assembly and helium tube road component；The helium inspection test suite includes epicoele body unit and cavity of resorption body unit, and the epicoele body unit connects the helium and examines pipeline assembly, and the cavity of resorption body unit connects helium tube road component；The helium inspection test suite includes two lamina tecti positioning units for being symmetrically distributed in cavity of resorption body unit both sides, each lamina tecti positioning unit includes several locating pieces, and the locating piece is fixedly connected with the position level driving cylinder for driving the locating piece movement；The driven direction towards battery cap plate of the locating piece is moved, and contacts battery cap plate and battery cap plate is made to be moved to precalculated position.The air-tightness detection device of battery cap plate provided by the utility model positions battery cap plate by lamina tecti positioning unit, reduces the vacuum leak rate value of equipment, and the versatility of lamina tecti positioning unit is good, is suitable for various battery cap plates.
Description
Technical field
The utility model is related to a kind of air-leakage test of technical field of battery production more particularly to battery cap plate dresses
It sets.
Background technology
Explosion-proof valve and pole are generally welded on lamina tecti by power battery lamina tecti manufacturing using laser welding mode
On.The material compositions such as lamina tecti, explosion-proof valve, pole become the different time, or the reasons such as environmental pollution will cause welding molten when welding operation
Closing area, there are the quality defects such as pin hole, crack.This defective battery of clock lamina tecti, will cause inside battery to be led with external environment
It is logical, leakage is caused, prevents it from normal use.
Leak test plant can totally be divided into three classes currently on the market：Positive pressure leak detection instrument, vacuum leak detector and helium mass spectrometer leak detector.
Wherein helium mass spectrometer leak detector precision highest is very wide in the stringent products application of sealing requirements.Therefore, power battery lamina tecti
Air-tightness detection device often detects air-tightness with helium inspection instrument.But the air-tightness detection device of existing battery cap plate is difficult to standard
Battery cap plate really is positioned, causes the vacuum leak rate value of helium inspection test position high, influences the accuracy of testing result.
Utility model content
The purpose of this utility model is to provide a kind of air-tightness detection devices of battery cap plate, to solve the above skill
Art problem.
For this purpose, the utility model uses following technical scheme：
A kind of air-tightness detection device of battery cap plate, including rack components, the rack components are detected equipped with helium
Try component, helium inspection pipeline assembly and helium tube road component；
The helium inspection test suite includes epicoele body unit and cavity of resorption body unit, and the epicoele body unit connects the helium inspection
Pipeline assembly, the cavity of resorption body unit connect helium tube road component；
The helium inspection test suite includes two lamina tecti positioning units for being symmetrically distributed in cavity of resorption body unit both sides,
Each lamina tecti positioning unit includes several locating pieces, and the locating piece is fixedly connected with determining for the driving locating piece movement
Position horizontal drive cylinder；
The driven direction towards battery cap plate of the locating piece is moved, and contacts battery cap plate and battery cap plate is made to move
To precalculated position.
Optionally, the lamina tecti positioning unit further includes locating piece mounting plate, and the locating piece is fixed on the positioning
On block mounting plate；
The locating piece mounting plate is fixedly connected with the position level driving cylinder；The locating piece mounting plate is also fixed to be connected
Two locating piece supporting blocks are connect, each locating piece supporting block has been respectively fixedly connected with a positioning sliding block, each positioning sliding block
A positioning slide is slidably connected respectively；
The locating piece include two axial symmetry setting locating piece, each locating piece towards the cavity of resorption body unit one
End offers polarizing slot；
The locating piece is driven to slide into precalculated position on the positioning slide, and the polarizing slot contacts and resists electricity
The pole of pond lamina tecti, and then battery cap plate is made to be moved to precalculated position.
Optionally, the epicoele body unit includes upper cavity plate, and the upper cavity plate is fixedly connected with the rack components；
The bottom surface of the upper cavity plate offers the upper cavity groove of helium inspection, and the slot bottom of the upper cavity groove of helium inspection offers the first pole
Slot, the second pole slot and explosion-proof valve pool；It is equipped with upper cavity groove sealing ring at the notch of the upper cavity groove of helium inspection, the explosion-proof valve pool
Explosion-proof valve pool sealing ring is equipped at notch；The upper cavity groove of helium inspection is also fixedly connected with fluid injection mouth sealing ring；
The top surface of the upper cavity plate is fixedly connected there are three helium detector tube connector, described in the helium detector tube connector connection
Helium examines pipeline assembly；
Three helium detector tube connectors include that the first helium detector tube connector, the second helium detector tube connector and third helium examine gas
Pipe fitting；The first air flue, the second air flue and third air flue are offered in the upper cavity plate；First air flue connection described the
One pole slot and the first helium detector tube connector, second air flue are connected to the explosion-proof valve pool and the second helium detector tube
Connector, the third air flue are connected to the second pole slot and the third helium detector tube connector.
Optionally, the cavity of resorption body unit includes cavity of resorption push plate, and the cavity of resorption push plate, which is fixedly connected, to be useful for described in driving
Cylinder is vertically driven in the cavity of resorption of cavity of resorption push plate movement；
The cavity of resorption push plate is fixedly connected with lower chamber block, and the top surface of the lower chamber block offers loading board slot, described
Floating support board is equipped in loading board slot, the top surface of the floating support board is offered examines the matched helium inspection of upper cavity groove with the helium
Lower cavity groove；
It is fixed on the lower chamber block and fills helium pipe fitting, it is described to fill helium pipe fitting connection helium tube road group
Part；
The driven direction that upper cavity groove is examined towards the helium of the lower cavity groove of helium inspection is moved and the upper cavity groove of helium inspection merges to be formed
Helium detects experimental tank.
Optionally, support board sealing ring is equipped at the notch of the loading board slot；The slot bottom of the loading board slot offers
Bearing mounting hole is fixedly connected with linear bearing guide part in the bearing mounting hole；The floating support board is fixedly connected with
Linear bearing, the linear bearing are inserted into the linear bearing guide part；
The slot bottom of the loading board slot is further opened with spring mounting hole, and the bottom hole of the spring mounting hole offers spring and leads
To part mounting hole；Spring is equipped in the spring mounting hole, the floating support board is fixedly connected with spring guide piece；The bullet
Spring guide part passes through the spring, is inserted into the spring guide piece mounting hole.
Optionally, the helium inspection pipeline assembly includes that three helium examine pipeline, vacuum pump, helium inspection instrument and helium inspection vacuum-breaking valve,
Each helium detector tube connector is separately connected a corresponding helium inspection pipeline；
Each helium inspection pipeline is connected separately with one first vacuum pump pipeline, and each first vacuum pump pipeline is all connected with institute
State the first vacuum pump；Helium inspection instrument pipeline is also respectively connected in each helium inspection pipeline, and each helium inspection instrument pipeline is all connected with institute
State helium inspection instrument；Helium inspection vacuum breaker pipeline is also respectively connected in each helium inspection pipeline, and each helium inspection vacuum breaker pipeline connects
Connect the helium inspection vacuum-breaking valve；
Each helium inspection pipeline, each first vacuum pump pipeline and each helium inspection vacuum breaker pipeline are respectively arranged with one
Solenoid valve, the helium inspection pipeline assembly includes nine solenoid valves.
Optionally, helium tube road component includes helium tube road, fills helium pipe fitting described in the helium tube road connection；
The helium tube road is connected with the second vacuum pump pipeline, and second vacuum pump pipeline is connected with the second vacuum pump；
The helium tube road is also associated with helium charging unit pipeline, and the helium charging unit piping connection has helium charging unit；The helium tube road
Be also associated with and fill helium vacuum breaker pipeline, it is described fill helium vacuum breaker piping connection and have fill helium vacuum-breaking valve；
Second vacuum pump pipeline, the helium charging unit pipeline, the helium vacuum breaker pipeline that fills are respectively arranged with an electricity
Magnet valve.
Optionally, the rack components includes bottom plate, and the bottom plate is fixedly connected with helium inspection test bracket；The upper cavity
Unit is fixedly connected with the helium inspection test bracket；
The helium inspection test suite further includes lower chamber sliding unit, and the lower chamber sliding unit includes that lower chamber is slided
Rail；The lower chamber sliding rail is fixedly connected with the bottom plate, and the lower chamber sliding rail slidably connects lower chamber sliding block；The cavity of resorption
Body sliding block is fixedly connected with lower chamber mounting plate, the cavity of resorption body unit be fixedly connected with the lamina tecti positioning unit it is described under
Cavity mounting plate；
The lower chamber mounting plate is fixedly connected with the cavity of resorption horizontal drive for being useful for driving the lower chamber mounting plate movement
Cylinder.
Optionally, the rack components further includes pipeline support；The pipeline support includes pipeline top plate and two pipelines
Riser；Two pipeline risers are fixedly connected with the bottom plate, and the pipeline top plate is fixedly connected with the pipeline riser；
The helium inspection test bracket includes helium inspection top plate and two helium inspection risers；Two helium inspection risers are fixedly connected with
The bottom plate, the helium inspection top plate are fixedly connected with the helium inspection riser；Each helium inspection riser has been respectively fixedly connected with a reinforcement
Muscle.
Optionally, the air-tightness detection device further includes control system, and the control system is electrically connected the helium detection
Try component, helium inspection pipeline assembly and helium tube road component；The control system is electrically connected the position level driving
Cylinder.
Compared with prior art, the utility model has the advantages that：
The air-tightness detection device of battery cap plate provided by the utility model, by lamina tecti positioning unit to battery top
Cover board is positioned, and reduces the vacuum leak rate value of equipment, and the versatility of lamina tecti positioning unit is good, is suitable for various electricity
Pond lamina tecti.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural schematic diagram of the air-tightness detection device for the battery cap plate that the utility model embodiment provides.
Fig. 2 is the part-structure schematic diagram for the rack components that the utility model embodiment provides.
Fig. 3 is the part-structure signal of the air-tightness detection device for the battery cap plate that the utility model embodiment provides
Figure.
Fig. 4 is the structural schematic diagram for the epicoele body unit that the utility model embodiment provides.
Fig. 5 is the another structural schematic diagram for the epicoele body unit that the utility model embodiment provides.
Fig. 6 is the structural schematic diagram for the lamina tecti positioning unit that the utility model embodiment provides.
Fig. 7 is the structural schematic diagram for the cavity of resorption body unit that the utility model embodiment provides.
Fig. 8 is the another structural schematic diagram for the cavity of resorption body unit that the utility model embodiment provides.
In figure：1, rack components；11, bottom plate；12, helium examines top plate；121, tubing through holes；13, helium examines riser；14, reinforce
Muscle；15, pipeline top plate；16, pipeline riser；2, helium examines test suite；20, epicoele body unit；201, upper cavity plate；202, helium is examined
Upper cavity groove；2021, upper cavity groove sealing ring；203, the first pole slot；204, explosion-proof valve pool；2041, explosion-proof valve pool sealing ring；205、
Second pole slot；206, fluid injection mouth sealing ring；207, helium detector tube connector；21, cavity of resorption body unit；211, cavity of resorption push plate；212、
Cylinder is vertically driven in cavity of resorption；213, lower chamber block；214, loading board slot；2141, support board sealing ring；2142, bearing mounting hole；
2143, spring mounting hole；2144, spring guide piece mounting hole；215, floating support board；2151, the lower cavity groove of helium inspection；216, spring
Guide part；217, head cover board spacer；218, helium pipe fitting is filled；22, lower chamber sliding unit；221, lower chamber sliding rail；222、
Lower chamber sliding block；223, lower chamber connector；224, lower chamber mounting plate；225, cavity of resorption horizontal drive cylinder；226, buffer；
23, lamina tecti positioning unit；230, position level drives cylinder；231, locating piece mounting plate；232, locating piece；2321, it positions
Notch；233, locating piece support plate；234, positioning sliding block；235, positioning slide；236, positioning unit mounting plate；237, positioning is single
First support plate；31, the first vacuum pump；32, helium examines instrument；41, the second vacuum pump.
Specific implementation mode
The utility model embodiment provides a kind of air-tightness detection device of battery cap plate, and battery cap plate includes two
A pole and explosion-proof valve, two poles are respectively the first pole and the second pole, the air-tightness detection device of the battery cap plate
The air-tightness of the first pole, the second pole and explosion-proof valve can be detected.
It, below will knot to enable the purpose of utility model, feature, advantage of the utility model more apparent and understandable
The attached drawing in the utility model embodiment is closed, the technical scheme in the utility model embodiment is clearly and completely described,
Obviously, the embodiments described below are only the utility model a part of the embodiment, and not all embodiment.Based on this reality
It is obtained by those of ordinary skill in the art without making creative efforts all other with the embodiment in novel
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that term "upper", "lower", "top", "bottom", "inner", "outside" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, does not indicate or imply the indicated device or element must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
It should be noted that when a component is considered as " connection " another component, it can be directly to separately
One component may be simultaneously present the component being centrally located.When a component is considered as " setting exists " another component,
It can be set up directly on another component or may be simultaneously present the component being centrally located.
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Embodiment one
Referring to FIG. 1, a kind of air-tightness detection device of battery cap plate is present embodiments provided, including rack components 1,
Helium examines test suite 2, helium inspection pipeline assembly, helium tube road component and control system.Wherein, helium inspection test suite 2, helium examine pipeline
Component, helium tube road component and control system are installed in rack components 1.Helium inspection test suite 2 connects helium inspection pipeline assembly, fills
Helium pipeline assembly, control system are electrically connected helium inspection test suite 2, helium inspection pipeline assembly and helium tube road component.Battery cap plate
It is examined in test suite 2 positioned at helium, helium is examined pipeline assembly and examined for helium, and for helium tube road component for filling helium, examining result according to helium can
To judge the air-tightness of battery cap plate.
Each group part is described in detail below.
It is fixed on the top surface of bottom plate 11 to connect referring to FIG. 2, rack components 1 is supported other assemblies, including bottom plate 11
It is connected to helium inspection test bracket and pipeline support.It includes that two helium examine riser 13 and helium inspection top plate 12 that helium, which examines test bracket,.Two helium
Inspection riser 13 is both secured on the top surface of bottom plate 11, and helium inspection top plate 12 is fixedly connected with the top surface of two helium inspection risers 13.Each helium inspection
Riser 13 has been respectively fixedly connected with reinforcing rib 14 on one side.Two reinforcing ribs 14 can improve the stability of helium inspection test bracket.
Pipeline support includes two pipeline risers 16 and pipeline top plate 15.Two pipeline risers 16 are both secured to bottom plate 11
On top surface, pipeline top plate 15 is fixedly connected with the top surface of two pipeline risers 16.
It please refers to Fig.3 and Fig. 4, helium examines test suite 2 and includes epicoele body unit 20 and cavity of resorption body unit 21, epicoele body unit
20 include the upper cavity groove 202 of helium inspection, and cavity of resorption body unit 21 includes being examined with the lower cavity groove 2151 of helium inspection upper cavity groove 202 matched helium inspection, helium
When test, the upper cavity groove 202 of helium inspection and the lower cavity groove 2151 of helium inspection merge composition helium and examine test chamber, and battery cap plate is located at helium detection examination
In chamber.
Epicoele body unit 20 is fixedly connected with helium inspection top plate 12, and cavity of resorption body unit 21 is slided by lower chamber sliding unit 22 to be connected
Connect bottom plate 11.
Lower chamber sliding unit 22 includes two lower chamber sliding rails 221 disposed in parallel, and two lower chamber sliding rails 221 are solid
Due on the top surface of bottom plate 11.Each lower chamber sliding rail 221 is slidably connected respectively, and there are two lower chamber sliding block 222, same lower chambers
Two lower chamber sliding blocks 222 on sliding rail 221 are fixedly connected with a lower chamber connector 223, and two lower chamber connectors 223 are fixed
It is connected with lower chamber mounting plate 224, cavity of resorption body unit 21 is fixed on the top surface of lower chamber mounting plate 224.Cavity of resorption body unit 21
By lower chamber mounting plate 224, can be slided on lower chamber sliding rail 221.
Lower chamber sliding unit 22 further includes cavity of resorption horizontal drive cylinder 225, and cavity of resorption horizontal drive cylinder 225 is fixedly connected
Lower chamber mounting plate 224, for driving lower chamber mounting plate 224 to be slided on lower chamber sliding rail 221.
Lower chamber sliding unit 22 further includes buffer 226, and the both ends of each lower chamber sliding rail 221 are respectively equipped with a buffer
226.Buffer 226 is used to limit the sliding scale of lower chamber sliding block 222, and lower chamber sliding block 222 is avoided to be detached from lower chamber sliding rail
221.When helium detection examination, cavity of resorption body unit 21 slides into the underface of epicoele body unit 20.
It please refers to Fig.4 and Fig. 5, epicoele body unit 20 includes upper cavity plate 201, the top surface of upper cavity plate 201 is fixedly connected
Helium examines the bottom surface of top plate 12, and the bottom surface of upper cavity plate 201 is opened up there are two the upper cavity groove 202 of helium disposed in parallel inspection, in each helium inspection
Cavity groove sealing ring 2021 is installed at the notch of cavity groove 202.The slot bottom of the upper cavity groove of helium inspection 202 offer the first pole slot 203,
Second pole slot 205 and explosion-proof valve pool 204 are equipped with explosion-proof valve pool sealing ring 2041 at the notch of explosion-proof valve pool 204.First pole
Slot 203 is for being embedded in the first pole, and for the second pole slot 205 for being embedded in the second pole, explosion-proof valve pool 204 is explosion-proof for being embedded in
Valve.
The slot bottom that helium examines upper cavity groove 202 is also fixedly connected with fluid injection mouth sealing ring 206.Fluid injection mouth sealing ring 206 is for blocking up
Firmly liquid injection hole prevents helium to examine lower cavity groove 2151 from helium by liquid injection hole and enters the upper cavity groove 202 of helium inspection, influences helium inspection.Specifically,
For explosion-proof valve pool 204 between the first pole slot 203 and the second pole slot 205, fluid injection mouth sealing ring 206 is located at the first pole slot
Between 203 and explosion-proof valve pool 204.
The top surface of upper cavity plate 201 is fixedly connected there are three helium detector tube connector 207, and three helium detector tube connectors 207 divide
The first helium detector tube connector, the second helium detector tube connector for connecting explosion-proof valve pool 204 and the company of the first pole slot 203 Wei not connected
Connect the third helium detector tube connector of third pole slot.
Specifically, the inside of upper cavity plate 201 offers the first air flue, the first air flue is connected to two the first pole slots 203
With the first helium detector tube connector.Similar, the inside of upper cavity plate 201 is further opened with the second air flue and third air flue, the second gas
Road is connected to two explosion-proof valve pools 204 and the second helium detector tube connector；Third air flue is connected to two third pole slots and the inspection of third helium
Gas-tpe fitting.
Referring to FIG. 6, helium inspection test suite 2 further includes two lamina tecti positioning units 23, two lamina tecti positioning units
23 are both secured on the top surface of lower chamber mounting plate 224, and are symmetrically distributed in the both sides of cavity of resorption body unit 21.
Lamina tecti positioning unit 23 includes locating piece mounting plate 231, and locating piece mounting plate 231 is fixedly connected with two groups of positioning
Part, the locating piece 232 of two axial symmetry of each group locating piece setting, one end of each locating piece 232 towards cavity of resorption body unit 21 opens up
There is polarizing slot 2321.
Locating piece mounting plate 231 is fixedly connected with two locating piece support plates 233, and each locating piece support plate 233 is fixed respectively
Connect a positioning sliding block 234, each positioning sliding block 234 is slidably connected a positioning slide 235 respectively.Locating piece mounting plate 231 passes through
Sliding block can slide on sliding rail.Locating piece mounting plate 231 is also fixedly connected with position level driving cylinder 230, position level driving
Cylinder 230 drives locating piece 232 to move for driving locating piece mounting plate 231 to be slided on positioning slide 235.
When lamina tecti positioning unit 23 positions battery cap plate, locating piece 232 is driven to be moved towards battery cap plate
To precalculated position, each pole is located between two locating pieces 232, and polarizing slot 2321 contacts and resists pole, and then makes battery
Lamina tecti is moved to precalculated position.
Two positioning slides 235 are fixed on positioning unit mounting plate 236, and the bottom surface of positioning unit mounting plate 236 is fixed
There are two positioning unit support plate 237, two positioning unit support plates 237 to be both secured on lower chamber mounting plate 224 for connection.
Fig. 7 to Fig. 8 is please referred to, cavity of resorption body unit 21 includes cavity of resorption push plate 211, and the bottom surface of cavity of resorption push plate 211 is fixedly connected
There is cavity of resorption that cylinder 212 is vertically driven, for cavity of resorption perpendicular drive cylinder 212 for driving cavity of resorption push plate 211 to move up and down, cavity of resorption is vertical
Driving cylinder 212 is fixed on lower chamber mounting plate 224.
The top surface of cavity of resorption push plate 211 is fixedly connected with lower chamber block 213, and loading is offered on the top surface of lower chamber block 213
Board slot 214 is equipped with support board sealing ring 2141 at the notch of loading board slot 214.Floating support board is equipped in loading board slot 214
215, floating support board 215 can float up and down in loading board slot 214.The top surface of floating support board 215 opens up the lower cavity groove of helium inspection
2151, battery cap plate is placed under helium inspection in cavity groove 2151.It is fixed on lower chamber block 213 and fills helium pipe fitting 218,
It fills helium pipe fitting 218 and is connected to cavity groove 2151 under helium inspection.
Specifically, the slot bottom of loading board slot 214 is opened up, there are two bearing mounting hole 2142, interior point of each bearing mounting holes 2142
It is not fixedly connected with a linear bearing guide part, floating support board 215 is fixedly connected there are two linear bearing, and each linear bearing divides
It Cha Ru not be in a corresponding linear bearing guide part.Linear bearing can slide in linear bearing guide part, i.e. linear bearing
It can float up and down in bearing mounting hole 2142.
The slot bottom of loading board slot 214 is further opened with four spring mounting holes 2143, the bottom hole point of each spring mounting hole 2143
Spring guide piece mounting hole 2144 is not offered.Floating support board 215 is fixedly connected there are four spring guide piece 216, and spring is pacified
It fills and is equipped with spring in hole 2143, each spring guide piece 216 is each passed through spring, is inserted into a corresponding spring guide piece mounting hole
2144.Specifically, spring guide piece mounting hole 2144 and spring mounting hole 2143 are blind round hole, spring guide piece mounting hole
2144 diameter is less than the diameter of spring mounting hole 2143.
Spring guide piece 216 can floating up and down in spring pilot hole, when spring is in original state, spring guide piece
The bottom hole of 216 not contact spring guide part mounting holes 2144.215 stress of floating support board moves down, camber of spring.It floats and carries
Object plate 215 no longer stress when, spring reset.Spring makes floating support board 215 that can float up and down, and rises and subtracts to floating support board 215
Press the effect of buffering.
Further, it is positioned, can be promoted down by shop bolt between cavity of resorption push plate 211 and lower chamber block 213
Installation accuracy between chamber push plate 211 and lower chamber block 213.The lower cavity groove 2151 of helium inspection is interior to be equipped with head cover board spacer 217, battery top
When cover board is put into cavity groove 2151 under helium inspection, head cover board spacer 217 withstands battery cap plate, and the work of auxiliary positioning is played to lamina tecti
With.
In the present embodiment, helium inspection test suite 2 includes two cavity of resorption body units 21, and the lower cavity groove 2151 of two helium inspections is distinguished
It is corresponding with two upper cavity grooves 202 of helium inspection, then two battery cap plates can once be tested, improve testing efficiency.Helium
When detection examination, lower chamber block 213 is driven to move up, and the upper cavity groove 202 of each lower cavity groove of helium inspection 2151 helium corresponding with one inspection merges
It forms helium and detects experimental tank, the embedded helium of a part of battery cap plate is examined in upper cavity groove 202.
In the present embodiment, helium inspection pipeline assembly includes that three helium examine pipeline, and each helium detector tube connector 207 is separately connected one
A corresponding helium examines pipeline.Specifically, opened up there are three the tubing through holes 121 for penetrating through its top and bottom on helium inspection top plate 12,
Each helium inspection pipeline passes through a corresponding tubing through holes 121, connects a corresponding helium detector tube connector 207.
Each helium inspection pipeline is connected separately with the first vacuum pump pipeline, and each first vacuum pump pipeline connects the first vacuum pump 31；
Helium inspection instrument pipeline is also respectively connected in each helium inspection pipeline, and each helium inspection instrument piping connection helium examines instrument 32；Each helium inspection pipeline also connects respectively
It is connected to helium inspection vacuum breaker pipeline, each helium inspection vacuum breaker piping connection helium examines vacuum-breaking valve.Each first vacuum pump pipeline, each helium examine instrument
Pipeline, each helium inspection vacuum breaker pipeline are respectively set there are one solenoid valve, and solenoid valve is opened or closed for control piper.
Specifically, three helium inspection pipelines include the first helium inspection pipeline, the second helium of connection for connecting the first helium detector tube connector
The second helium inspection pipeline of detector tube connector and the third helium for connecting third helium detector tube connector examine pipeline.Helium inspection pipeline assembly wraps altogether
Nine solenoid valves are included, for three solenoid valve blocks at one group of solenoid valve block, three groups of solenoid valve blocks control the first helium inspection pipeline, second respectively
Helium examines pipeline and third helium examines pipeline.Wherein, the control function of every group of solenoid valve block is：It vacuumizes, helium is examined and vacuum breaker.Pass through
Three helium examine pipelines, can individually test the air-tightness of the first pole/second pole/explosion-proof valve, can also multiple positions simultaneously
Test.
Helium tube road component includes connecting two helium tube roads for filling helium pipe fitting 218 simultaneously, and helium tube road is connected with
Second vacuum pump pipeline, the second vacuum pump pipeline connect the second vacuum pump 41；Helium tube road is also associated with helium charging unit pipeline, fills
Helium device piping connection helium charging unit；Helium tube road, which is also associated with, fills helium vacuum breaker pipeline, fills helium vacuum breaker piping connection and fills helium
Vacuum-breaking valve.Second vacuum pump pipeline, helium charging unit pipeline fill helium vacuum breaker pipeline and are respectively set there are one solenoid valve, then electric
Magnet valve is opened or is closed for control piper.Then helium tube road component includes three solenoid valves, the control work(of three solenoid valves
Can be respectively：It vacuumizes, fill helium and vacuum breaker.
When helium examines pipeline assembly and helium tube road component operation：It examines upper cavity groove 202 to helium first to vacuumize, and under helium inspection
Cavity groove 2151 vacuumizes to fill helium；Lower cavity groove 2151 is examined to helium again and fills helium, if the first pole/the second of battery cap plate
There is air-tightness in pole/explosion-proof valve, then helium can examine lower cavity groove 2151 from helium and be entered by battery cap plate in helium inspection
Cavity groove 202；Upper cavity groove 202 is examined to helium later and carries out helium inspection, i.e., detects the content of helium molecule by helium inspection instrument 32, result is examined according to helium
It may determine that the air-tightness quality of battery cap plate；Upper cavity groove 202 is examined to helium after being completed and the lower cavity groove 2151 of helium inspection is broken true
It is empty.
Control system and electrical equipment electricity controllable in helium inspection test suite 2, helium inspection pipeline assembly and helium tube road component
Connection.Specifically, control system is electrically connected all solenoid valves, position level driving cylinder 230, cavity of resorption horizontal drive cylinder
225, cylinder 212 is vertically driven in cavity of resorption.Control system is also electrically connected helium inspection instrument 32, helium charging unit, the first vacuum pump, the second vacuum
Pump.
In conclusion the course of work of each component is as follows in the present embodiment：
1, battery cap plate is put by manipulator under helium inspection in cavity groove 2151, and position level drives the driving of cylinder 230 fixed
Position block 232 positions battery cap plate；
2, cavity of resorption horizontal drive cylinder 225 drives cavity groove 2151 under helium inspection to be moved to the underface that helium examines upper cavity groove 202, fixed
The position driven separate battery cap plate of block 232；
3, cavity of resorption perpendicular drive cylinder 212 drives cavity groove 2151 under helium inspection to move up, and examining upper cavity groove 202 with helium merges group
Experimental tank is detected at helium；
4, it examines upper cavity groove 202 to helium to vacuumize, cavity groove 2151 vacuumizes and fills helium under examining helium；
5, the 202 helium inspection of upper cavity groove is examined to helium, detection is finished examines upper cavity groove 202 and lower 2151 vacuum breaker of cavity groove of helium inspection to helium.
The air-tightness detection device of battery cap plate provided in this embodiment, by lamina tecti positioning unit 23 to battery top
Cover board is positioned, and reduces the vacuum leak rate value of equipment, and the versatility of lamina tecti positioning unit 23 is good, is suitable for various
Battery cap plate.In addition, the air-tightness detection device of the battery cap plate both can the first pole of independent detection ,/the second pole/is anti-
The air-tightness of quick-fried valve can also detect the air-tightness at multiple positions simultaneously.
The above, above example are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, it will be understood by those of ordinary skill in the art that：It is still
Can be with technical scheme described in the above embodiments is modified, or which part technical characteristic is equally replaced
It changes；And these modifications or replacements, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (10)
1. a kind of air-tightness detection device of battery cap plate, which is characterized in that including rack components, set in the rack components
There are helium inspection test suite, helium inspection pipeline assembly and helium tube road component；
The helium inspection test suite includes epicoele body unit and cavity of resorption body unit, and the epicoele body unit connects the helium and examines pipeline
Component, the cavity of resorption body unit connect helium tube road component；
The helium inspection test suite includes two lamina tecti positioning units for being symmetrically distributed in cavity of resorption body unit both sides, each institute
It includes several locating pieces to state lamina tecti positioning unit, and the locating piece is fixedly connected with the positioning water for driving the locating piece movement
Flat driving cylinder；
The driven direction towards battery cap plate of the locating piece is moved, and contacts battery cap plate and so that battery cap plate is moved to pre-
Positioning is set.
2. the air-tightness detection device of battery cap plate according to claim 1, which is characterized in that the lamina tecti positioning
Unit further includes locating piece mounting plate, and the locating piece is fixed on the locating piece mounting plate；
The locating piece mounting plate is fixedly connected with the position level driving cylinder；The locating piece mounting plate is also fixedly connected with two
A locating piece supporting block, each locating piece supporting block have been respectively fixedly connected with a positioning sliding block, each positioning sliding block difference
Slidably connect a positioning slide；
The locating piece includes the locating piece of two axial symmetry setting, and one end of each locating piece towards the cavity of resorption body unit is opened
Equipped with polarizing slot；
The locating piece is driven to slide into precalculated position on the positioning slide, and the polarizing slot contacts and resists battery top
The pole of cover board, and then battery cap plate is made to be moved to precalculated position.
3. the air-tightness detection device of battery cap plate according to claim 1, which is characterized in that the epicoele body unit
Including upper cavity plate, the upper cavity plate is fixedly connected with the rack components；
The bottom surface of the upper cavity plate offers the upper cavity groove of helium inspection, the slot bottom of the upper cavity groove of helium inspection offer the first pole slot,
Second pole slot and explosion-proof valve pool；It is equipped with upper cavity groove sealing ring, the slot of the explosion-proof valve pool at the notch of the upper cavity groove of helium inspection
Explosion-proof valve pool sealing ring is equipped at mouthful；The upper cavity groove of helium inspection is also fixedly connected with fluid injection mouth sealing ring；
The top surface of the upper cavity plate is fixedly connected there are three helium detector tube connector, and the helium detector tube connector connects the helium inspection
Pipeline assembly；
Three helium detector tube connectors connect including the first helium detector tube connector, the second helium detector tube connector and third helium detector tube
Head；The first air flue, the second air flue and third air flue are offered in the upper cavity plate；First air flue is connected to first pole
Column slot and the first helium detector tube connector, second air flue is connected to the explosion-proof valve pool and the second helium detector tube connects
Head, the third air flue are connected to the second pole slot and the third helium detector tube connector.
4. the air-tightness detection device of battery cap plate according to claim 3, which is characterized in that the cavity of resorption body unit
Including cavity of resorption push plate, the cavity of resorption push plate is fixedly connected with the cavity of resorption perpendicular drive gas for being useful for driving the cavity of resorption push plate movement
Cylinder；
The cavity of resorption push plate is fixedly connected with lower chamber block, and the top surface of the lower chamber block offers loading board slot, the loading
Floating support board is equipped in board slot, the top surface of the floating support board is offered examines the matched helium inspection cavity of resorption of upper cavity groove with the helium
Slot；
It is fixed on the lower chamber block and fills helium pipe fitting, it is described to fill helium pipe fitting connection helium tube road component；
The driven direction that upper cavity groove is examined towards the helium of the lower cavity groove of helium inspection is moved and the upper cavity groove of helium inspection merges to form helium inspection
Test trough.
5. the air-tightness detection device of battery cap plate according to claim 4, which is characterized in that the loading board slot
Support board sealing ring is equipped at notch；The slot bottom of the loading board slot offers bearing mounting hole, consolidates in the bearing mounting hole
Surely it is connected with linear bearing guide part；The floating support board is fixedly connected with linear bearing, described in the linear bearing is inserted into
In linear bearing guide part；
The slot bottom of the loading board slot is further opened with spring mounting hole, and the bottom hole of the spring mounting hole offers spring guide piece
Mounting hole；Spring is equipped in the spring mounting hole, the floating support board is fixedly connected with spring guide piece；The spring is led
The spring is passed through to part, is inserted into the spring guide piece mounting hole.
6. the air-tightness detection device of battery cap plate according to claim 3, which is characterized in that the helium examines pipeline group
Part includes that three helium inspection pipelines, vacuum pump, helium inspection instrument and helium examine vacuum-breaking valve, and each helium detector tube connector is separately connected one
Corresponding helium examines pipeline；
Each helium inspection pipeline is connected separately with one first vacuum pump pipeline, and each first vacuum pump pipeline is all connected with described the
One vacuum pump；Helium inspection instrument pipeline is also respectively connected in each helium inspection pipeline, and each helium inspection instrument pipeline is all connected with the helium
Examine instrument；Helium inspection vacuum breaker pipeline is also respectively connected in each helium inspection pipeline, and each helium inspection vacuum breaker pipeline is all connected with institute
State helium inspection vacuum-breaking valve；
Each helium inspection pipeline, each first vacuum pump pipeline and each helium inspection vacuum breaker pipeline are respectively arranged with an electromagnetism
Valve, the helium inspection pipeline assembly includes nine solenoid valves.
7. the air-tightness detection device of battery cap plate according to claim 4, which is characterized in that helium tube road group
Part includes helium tube road, fills helium pipe fitting described in the helium tube road connection；
The helium tube road is connected with the second vacuum pump pipeline, and second vacuum pump pipeline is connected with the second vacuum pump；It is described
Helium tube road is also associated with helium charging unit pipeline, and the helium charging unit piping connection has helium charging unit；The helium tube road also connects
Be connected to and fill helium vacuum breaker pipeline, it is described fill helium vacuum breaker piping connection and have fill helium vacuum-breaking valve；
Second vacuum pump pipeline, the helium charging unit pipeline, the helium vacuum breaker pipeline that fills are respectively arranged with a solenoid valve.
8. the air-tightness detection device of battery cap plate according to claim 1, which is characterized in that the rack components packet
Bottom plate is included, the bottom plate is fixedly connected with helium inspection test bracket；The epicoele body unit is fixedly connected with the helium inspection test bracket；
The helium inspection test suite further includes lower chamber sliding unit, and the lower chamber sliding unit includes lower chamber sliding rail；Institute
It states lower chamber sliding rail and is fixedly connected with the bottom plate, the lower chamber sliding rail slidably connects lower chamber sliding block；The lower chamber is slided
Block is fixedly connected with lower chamber mounting plate, and the cavity of resorption body unit is fixedly connected with the lower chamber with the lamina tecti positioning unit
Mounting plate；
The lower chamber mounting plate is fixedly connected with the cavity of resorption horizontal drive cylinder for being useful for driving the lower chamber mounting plate movement.
9. the air-tightness detection device of battery cap plate according to claim 8, which is characterized in that the rack components is also
Including pipeline support；The pipeline support includes pipeline top plate and two pipeline risers；Two pipeline risers are fixed to be connected
The bottom plate is connect, the pipeline top plate is fixedly connected with the pipeline riser；
The helium inspection test bracket includes helium inspection top plate and two helium inspection risers；Two helium inspection risers are fixedly connected with described
Bottom plate, the helium inspection top plate are fixedly connected with the helium inspection riser；Each helium inspection riser has been respectively fixedly connected with a reinforcing rib.
10. the air-tightness detection device of battery cap plate according to claim 1, which is characterized in that the air-tightness inspection
It further includes control system to survey device, and the control system is electrically connected the helium inspection test suite, helium inspection pipeline assembly and institute
State helium tube road component；The control system is electrically connected the position level and drives cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721734727.8U CN207636256U (en) | 2017-12-13 | 2017-12-13 | A kind of air-tightness detection device of battery cap plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721734727.8U CN207636256U (en) | 2017-12-13 | 2017-12-13 | A kind of air-tightness detection device of battery cap plate |
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| Publication Number | Publication Date |
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| CN207636256U true CN207636256U (en) | 2018-07-20 |
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|---|---|---|---|
| CN201721734727.8U Expired - Fee Related CN207636256U (en) | 2017-12-13 | 2017-12-13 | A kind of air-tightness detection device of battery cap plate |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044551A (en) * | 2019-05-20 | 2019-07-23 | 无锡富泰盛精模科技有限公司 | Fuel injection pump pump housing axis hole and bushing joint face air-tightness detection device |
| CN110091269A (en) * | 2019-04-02 | 2019-08-06 | 大族激光科技产业集团股份有限公司 | Battery helium examines clamping device |
| CN110103158A (en) * | 2019-04-02 | 2019-08-09 | 大族激光科技产业集团股份有限公司 | Battery helium examines clamping device |
| CN110542516A (en) * | 2019-09-11 | 2019-12-06 | 东野精机（昆山）有限公司 | High-speed helium mass spectrometer leak detection sorting system and sorting method thereof |
| CN111929006A (en) * | 2020-10-14 | 2020-11-13 | 江苏时代新能源科技有限公司 | Air tightness detection device and method thereof |
| CN113720543A (en) * | 2021-08-26 | 2021-11-30 | 昆山明益信智能设备有限公司 | Automatic equipment for helium detection of battery cover plate |
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2017
- 2017-12-13 CN CN201721734727.8U patent/CN207636256U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091269A (en) * | 2019-04-02 | 2019-08-06 | 大族激光科技产业集团股份有限公司 | Battery helium examines clamping device |
| CN110103158A (en) * | 2019-04-02 | 2019-08-09 | 大族激光科技产业集团股份有限公司 | Battery helium examines clamping device |
| CN110044551A (en) * | 2019-05-20 | 2019-07-23 | 无锡富泰盛精模科技有限公司 | Fuel injection pump pump housing axis hole and bushing joint face air-tightness detection device |
| CN110044551B (en) * | 2019-05-20 | 2024-03-08 | 无锡富泰盛精模科技有限公司 | Gas tightness detection device for joint surface of pump body shaft hole and bush of fuel injection pump |
| CN110542516A (en) * | 2019-09-11 | 2019-12-06 | 东野精机（昆山）有限公司 | High-speed helium mass spectrometer leak detection sorting system and sorting method thereof |
| CN111929006A (en) * | 2020-10-14 | 2020-11-13 | 江苏时代新能源科技有限公司 | Air tightness detection device and method thereof |
| CN111929006B (en) * | 2020-10-14 | 2021-01-05 | 江苏时代新能源科技有限公司 | Air tightness detection device and method thereof |
| CN113720543A (en) * | 2021-08-26 | 2021-11-30 | 昆山明益信智能设备有限公司 | Automatic equipment for helium detection of battery cover plate |
| CN113720543B (en) * | 2021-08-26 | 2024-02-20 | 苏州明益信智能设备有限公司 | Automatic equipment for helium detection of battery cover plate |
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