CN220670852U - Helium detection structure, battery helium detection machine and battery production equipment - Google Patents
Helium detection structure, battery helium detection machine and battery production equipment Download PDFInfo
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- CN220670852U CN220670852U CN202322379060.6U CN202322379060U CN220670852U CN 220670852 U CN220670852 U CN 220670852U CN 202322379060 U CN202322379060 U CN 202322379060U CN 220670852 U CN220670852 U CN 220670852U
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- 238000001514 detection method Methods 0.000 title claims abstract description 265
- 229910052734 helium Inorganic materials 0.000 title claims abstract description 235
- 239000001307 helium Substances 0.000 title claims abstract description 235
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title claims abstract description 235
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 230000002950 deficient Effects 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 description 15
- 238000007689 inspection Methods 0.000 description 14
- 230000009286 beneficial effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model relates to the technical field of battery production, and discloses a helium detection structure, a battery helium detection machine and battery production equipment. The helium test structure comprises: the device comprises a helium detection cavity, wherein at least two independent battery detection cavities are formed in the helium detection cavity, each battery detection cavity is provided with an opening, and each battery detection cavity is suitable for accommodating one battery; the detection cavity cover is in sealing fit with the opening of the helium detection cavity; the helium detection chamber has a helium detection state for detecting the battery, and when the battery in the helium detection chamber has defective products, the helium detection chamber may have a re-detection state for re-detecting the battery in the helium detection chamber. The helium detection cavity can carry out helium detection on the battery and can also carry out reexamination on the battery, the helium detection and reexamination are realized through one helium detection cavity, the helium detection cavity is used as a reexamination cavity, and only the helium detection cavity is required to be arranged, so that the number of the cavities is reduced, and the cost is reduced; the multiple battery detection cavities in the helium detection cavity are independent from each other, and multiple batteries can be detected simultaneously, so that the helium detection efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of battery production, in particular to a helium detection structure, a battery helium detection machine and battery production equipment.
Background
In the production process of the battery, the tightness of the battery needs to be detected, in order to ensure the detection accuracy, the battery shell needs to be vacuumized, helium is filled after the internal vacuum of the battery reaches a set value, and the cavity where the battery is located is vacuumized to reach the set value for detection. And the helium detector starts the air tightness test within a certain time, and the judgment of the battery is automatically completed by detecting the leakage rate of helium in the cavity.
Traditional helium detection equipment adopts the layout of a cavity single cell, and a plurality of cells can only be detected separately. Under the general condition, the helium detection station has longer operation time, and the coordination requirement of stations is difficult to meet, so that the detection efficiency is greatly affected.
In the prior art, helium detection equipment comprises a helium detection cavity and a reinspection cavity, the helium detection cavity of the helium detection equipment is provided with a plurality of helium detection cavities, each helium detection cavity can accommodate a plurality of batteries, simultaneous detection of multiple electric cores can be realized, the equipment efficiency is improved, the reinspection cavity is provided with one helium detection cavity, and the reinspection cavity can accommodate one battery. When a plurality of batteries in one helium detection cavity are subjected to helium detection, if defective products exist after the helium detection, the plurality of batteries in the helium detection cavity are required to be subjected to one-to-one repeated detection, and when the battery is NG, the single battery detection is performed through the repeated detection cavity to eliminate the NG battery, so that the number of the helium detection cavities and the repeated detection cavities is large, and the cost is high.
Disclosure of Invention
In view of the above, the utility model provides a helium detecting structure, a battery helium detecting machine and battery production equipment, so as to solve the problems of more helium detecting cavities and reinspection cavities and higher cost in the prior art.
In a first aspect, the present utility model provides a helium detection structure comprising: the device comprises a helium detection cavity, wherein at least two independent battery detection cavities are formed in the helium detection cavity, each battery detection cavity is provided with an opening, and each battery detection cavity is suitable for accommodating one battery; the detection cavity cover is in sealing fit with the opening of the helium detection cavity; the helium detection cavity has a helium detection state for detecting the battery, and when the defective battery in the helium detection cavity exists, the helium detection cavity can also have a re-detection state for re-detecting the battery in the helium detection cavity.
The beneficial effects are that: when the battery is subjected to helium detection, the helium detection cavity can carry out helium detection on the battery and can carry out reinspection on the battery, the helium detection and reinspection are realized through one helium detection cavity, the helium detection cavity is used as a reinspection cavity, and at the moment, the reinspection cavity is not required to be arranged, and only the helium detection cavity is required to be arranged, so that the number of the cavities is reduced, and the cost is reduced; in addition, the plurality of battery detection cavities in the helium detection cavity are independent of each other, namely, the spaces of the batteries in the helium detection cavity are independent, so that the batteries are independent, the batteries are not affected during helium detection, the plurality of batteries can be detected at the same time, and the helium detection efficiency is improved.
In an alternative embodiment, when the helium detection cavity is in the re-detection state, the batteries in the helium detection cavity are divided into two groups of battery packs, the number of the batteries in each group of battery packs is half of that of the batteries in the helium detection cavity, and after each group of battery packs is detected, a plurality of batteries in the defective battery packs exist in a one-to-one mode.
The beneficial effects are that: the helium detection cavity is used as a re-detection cavity, half of the batteries are detected each time by adopting the dichotomy idea, then half of the batteries with NG can be detected one by one, and the NG can be found out rapidly.
In an alternative embodiment, the detection cavity cover is provided with a plurality of first vacuum branch pipelines which are communicated with the battery detection cavities in a one-to-one correspondence manner, each first vacuum branch pipeline is provided with a switch valve, and whether the corresponding battery detection cavity is detected or not is controlled by controlling the opening and closing of the switch valves.
The beneficial effects are that: helium detection of any number of batteries can be realized by controlling the switch valve, and the control is more flexible.
In an alternative embodiment, the on-off valve is a flapper valve.
The beneficial effects are that: the baffle valve has the advantages of simple structure, convenient operation, reliable sealing, long service life and the like.
In an alternative embodiment, the helium detecting cavity is provided with a sealing groove communicated with the opening on the surface where the opening is located, and a sealing ring is arranged on the detecting cavity cover at the position corresponding to the sealing groove and matched with the sealing groove.
The beneficial effects are that: the positioning section of each battery is provided with a sealing groove, and after the helium detection cavity is combined with the cavity, the batteries are independent and do not influence each other, so that the sealing effect is better.
In an alternative embodiment, the helium test structure further comprises a support platform, and the helium test chamber and the test chamber cover are disposed on the support platform.
The beneficial effects are that: the helium detection cavity and the detection cavity cover are supported through the support platform, so that the battery can be more conveniently subjected to helium detection.
In an alternative embodiment, the helium detection chamber has a charging and discharging level and a detection level of the detection battery, the detection chamber cover is arranged above the detection level, the helium detection chamber is movably arranged on the support platform, and the helium detection structure further comprises a driving part connected with the helium detection chamber to drive the helium detection chamber to switch between the charging and discharging level and the detection level.
The beneficial effects are that: through setting up material loading and unloading position and detecting the position, be convenient for on the manipulator unloading, go on material loading and unloading in same position department, helium detects the overall arrangement of structure compacter. When setting up a plurality of helium and examining the cavity, go up unloading and detect simultaneously, and then can improve detection efficiency, avoid the longer condition of manipulator latency.
In an alternative embodiment, the number of helium detection chambers and detection chamber covers is plural and arranged in a one-to-one correspondence.
The beneficial effects are that: go up unloading and detection and can go on simultaneously, and then can improve detection efficiency, avoid the longer condition of manipulator latency.
In a second aspect, the present utility model also provides a battery helium detector, comprising: the feeding conveying line and the discharging conveying line are arranged at intervals; the manipulator is arranged between the feeding conveying line and the discharging conveying line and is provided with a feeding state and a discharging state; the helium detection structure is arranged at one side of the manipulator; when the manipulator is in a feeding state, the manipulator places the battery on the feeding conveying line on the helium detection structure, and when the manipulator is in a discharging state, the manipulator places the detected battery on the discharging conveying line.
In a third aspect, the present utility model also provides a battery production apparatus comprising: the battery helium detector.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a partial perspective view of a helium test structure according to an embodiment of the present utility model;
FIG. 2 is a top view of a helium test chamber of the helium test structure shown in FIG. 1;
FIG. 3 is a perspective view of a battery helium monitor according to an embodiment of the present utility model;
FIG. 4 is a top view of the battery helium detector of FIG. 3;
FIG. 5 is a front view of the battery helium monitor of FIG. 3;
FIG. 6 is a side view of the battery helium detector of FIG. 3;
fig. 7 is a perspective view of a detection chamber cover of the battery helium detector of fig. 3.
Reference numerals illustrate:
1. a feeding conveying line;
2. a blanking conveying line;
3. a manipulator;
4. a helium detection structure; 401. a support platform; 402. a helium detection chamber; 4021. a battery detection chamber; 4022. sealing the groove; 403. a detection chamber cover; 404. a first vacuum branch line; 405. a second vacuum branch pipe; 406. a third vacuum branch pipe; 407. a vacuum main pipeline; 408. a flapper valve; 409. a helium detector; 410. a connecting pipeline assembly;
5. a battery;
6. pairing and caching;
7. feeding an NG conveying line;
8. and (5) a fence.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiments of the present utility model are described below with reference to fig. 1 to 7.
According to an embodiment of the present utility model, there is provided a helium detection structure 4 comprising: a helium detection chamber 402 and a detection chamber cover 403, the helium detection chamber 402 being provided with at least two independent battery detection chambers 4021, each battery detection chamber 4021 having an open mouth, each battery detection chamber 4021 being adapted to accommodate a battery 5; the detection cavity cover 403 is in sealing fit with the open mouth of the helium detection cavity 402; the helium detection chamber 402 has a helium detection state in which the battery 5 is subjected to helium detection, and when a defective product exists in the battery 5 in the helium detection chamber 402, the helium detection chamber 402 also has a re-detection state in which the battery 5 in the helium detection chamber 402 is subjected to re-detection.
When the helium detection structure 4 of the embodiment is used for carrying out helium detection on the battery 5, the helium detection cavity 402 can carry out helium detection on the battery 5 and can carry out double detection on the battery 5, the helium detection and double detection are realized through one helium detection cavity 402, the helium detection cavity 402 is used as a double detection cavity, at the moment, the double detection cavity is not required to be arranged, only the helium detection cavity 402 is required to be arranged, the number of the cavities is reduced, and the cost is reduced; in addition, the plurality of battery detection chambers 4021 in the helium detection chamber 402 are independent of each other, that is, the space where the batteries 5 are located in the helium detection chamber 402 is independent, so that each battery 5 is independent, the batteries 5 are not affected during helium detection, and the plurality of batteries 5 can be detected simultaneously, thereby improving the helium detection efficiency.
In the related art, in each helium detection chamber, the spaces where the batteries 5 are arranged in the helium detection chamber are not independent and are mutually influenced, and the relative positions of the battery cores are positioned by arranging the jig in the helium detection chamber, so that the ineffective volume of the helium detection chamber is relatively large, the vacuumizing efficiency is influenced, and a high-power vacuum pump needs to be matched. In this embodiment, the multiple battery detection chambers 4021 in the helium detection chamber 402 are independent, and the batteries 5 are independent and do not affect each other, so that the relative positions of the battery cores are positioned through the multiple battery detection chambers 4021, the invalid volume of the chamber is reduced by 70%, the vacuumizing speed is increased, and the vacuumizing efficiency is greatly improved.
Specifically, the helium detecting cavity 402 is made of a whole material, and the helium detecting cavity 402 is formed by digging a plurality of battery detecting cavities 4021 on a cuboid substrate, so that the manufacturing is facilitated.
In this embodiment, when the helium detection chamber 402 is in the re-detection state, the batteries 5 in the helium detection chamber 402 are divided into two groups of battery packs, the number of the batteries 5 in each group of battery packs is half of the number of the batteries 5 in the helium detection chamber 402, and after each group of battery packs is detected, a plurality of batteries 5 in the defective battery packs are detected one by one. After helium inspection of the helium inspection cavity 402, if the battery in the helium inspection cavity 402 has no defective products, the helium inspection cavity 402 does not need to be re-inspected; if the batteries in the helium detection cavity 402 have defective products, dividing all the batteries in the helium detection cavity 402 into two groups of battery packs, detecting each group of battery packs, and detecting the batteries in one group or two groups of battery packs one by one after the two groups of battery packs are detected, if the batteries in the one group or the two groups of battery packs have defective products. The helium detection cavity is used as a re-detection cavity, half of the batteries 5 are detected each time by adopting the dichotomy idea, and then half of the batteries with NG can be detected one by one, so that the NG can be found out rapidly. Wherein, NG article refers to defective products.
In this embodiment, as shown in fig. 7, a plurality of first vacuum branch pipes 404 which are correspondingly communicated with a plurality of battery detection cavities 4021 one by one are provided on the detection cavity cover 403, and each first vacuum branch pipe 404 is provided with a switch valve, so that whether the corresponding battery detection cavity 4021 is detected or not is controlled by controlling the opening and closing of the plurality of switch valves. By controlling the switch valve, helium detection of any number of batteries 5 can be realized, and the control is more flexible. Specifically, the switch valves corresponding to the battery detection chambers 4021 in the helium detection chamber 402 are opened first, so that helium detection can be performed on a plurality of batteries in the helium detection chamber 402, after helium detection, if defective products exist in the helium detection chamber 402, half of the switch valves corresponding to the battery detection chambers 4021 in the helium detection chamber 402 are controlled to be opened, and the other half of the switch valves are controlled to be closed, after two groups of battery packs are detected, if defective products exist in batteries in one group or two groups of battery packs, then the switch valve corresponding to each battery in the group of battery packs is opened, and one-to-one battery detection is performed.
Specifically, the switch valve is a baffle valve 408, and the baffle valve 408 has the advantages of simple structure, convenient operation, reliable sealing, long service life and the like. Of course, the on-off valve may be any other valve that can switch on or off the pipeline, and is not limited thereto.
Further, the detecting cavity cover 403 is further provided with a second vacuum branch pipe 405, a third vacuum branch pipe 406 and a vacuum main pipe 407, the second vacuum branch pipe 405 is connected with a row of first vacuum branch pipes 404, the third vacuum branch pipe 406 is connected with a plurality of second vacuum branch pipes 405, and the vacuum main pipe 407 is connected with the third vacuum branch pipe 406.
In this embodiment, as shown in fig. 1 and 2, a helium detection chamber 402 is provided with a sealing groove 4022 communicating with the opening on the surface where the opening is located, and a sealing ring is provided on a detection chamber cover 403 corresponding to the sealing groove 4022, and the sealing ring is matched with the sealing groove 4022. The positioning section of each battery 5 is provided with a sealing groove 4022, and after the helium detection cavity is combined with the cavity, each battery 5 is independent and is not affected by each other, so that the sealing effect is better.
In this embodiment, helium detection structure 4 further comprises a support platform 401, and helium detection chamber 402 and detection chamber cover 403 are disposed on support platform 401. The helium inspection cavity 402 and the inspection cavity cover 403 are supported by the support platform 401, which is more convenient for helium inspection of the battery 5.
In the present embodiment, the helium detecting chamber 402 has upper and lower material levels and a detecting position of the detecting battery 5, the detecting chamber cover 403 is provided above the detecting position, the helium detecting chamber 402 is movably provided on the supporting platform 401, and the helium detecting structure 4 further includes a driving member connected to the helium detecting chamber 402 to drive the helium detecting chamber 402 to switch between the upper and lower material levels and the detecting position. When the battery 5 is subjected to helium detection, the mechanical arm 3 places the battery 5 on the feeding conveying line 1 on the helium detection cavity 402 at the upper and lower material positions, and then the helium detection cavity 402 moves from the upper and lower material positions to the detection position, so that the battery 5 can be subjected to helium detection; after the helium is detected, the helium detecting cavity 402 moves from the detecting position to the upper and lower material positions, and the manipulator 3 places the detected battery 5 in the helium detecting cavity 402 at the upper and lower material positions on the blanking conveying line 2. Through setting up material loading and unloading level and detecting the position, be convenient for the manipulator 3 go up the unloading, go on material loading and unloading in same position department, helium detects the overall arrangement of structure compacter. When a plurality of helium detecting cavities 402 are arranged, feeding, discharging and detecting can be performed simultaneously, so that the detecting efficiency can be improved, and the condition that the waiting time of the manipulator 3 is long is avoided.
Specifically, the helium detection chamber 402 is movably disposed on the support platform 401, the driving component is a driving cylinder, and a piston rod of the driving cylinder is connected with the helium detection chamber 402 to drive the helium detection chamber 402 to move. Through removing helium and examining cavity 402 and realizing going up the switching of unloading material level and detection position, the structure is simpler, easily realizes to a plurality of helium examine cavity 402 can set up side by side, and the overall arrangement is compacter, make full use of space. Specifically, 8 batteries 5 can be placed in each helium detection cavity 402, so that helium detection can be performed on 8 batteries 5 simultaneously, and detection efficiency is improved.
In this embodiment, as shown in fig. 3 to 6, the helium detecting structure 4 further includes a connecting pipeline assembly 410 and a helium detecting instrument 409, the connecting pipeline assembly 410 and the helium detecting instrument 409 are disposed on a side of the detecting cavity cover 403 far away from the manipulator 3, the connecting pipeline assembly 410 includes a supporting member and a plurality of pipelines, and the setting of the connecting pipeline assembly 410 facilitates the connection of the pipelines on the helium detecting cavity with the vacuum pump and the helium detecting instrument 409. During helium detection, the battery 5 is vacuumized through the vacuum pump, helium is injected into the battery 5, then the detection cavity is vacuumized through the vacuum pump, then the helium detector 409 detects the leakage amount of the helium in the battery 5, and the tightness of the battery 5 is judged according to the leakage amount.
In this embodiment, the driving cylinder is a cylinder, and compared with the linear module, the cylinder has the advantages of simple structure, easy installation and maintenance, rapid action, rapid reaction and the like, and the helium detection cavity 402 is more convenient to position through the cylinder. It will be appreciated that the drive cylinder may also be a cylinder or an electric cylinder.
In this embodiment, the number of the helium detecting cavities 402 and the detecting cavity covers 403 is multiple and one-to-one, so that loading and unloading and detecting can be performed simultaneously, further, the detecting efficiency can be improved, and the condition that the waiting time of the manipulator 3 is long is avoided. Specifically, the number of the helium detection cavities 402 and the detection cavity covers 403 is 2, so that compared with two helium detection cavities and one reinspection cavity in the prior art, no additional reinspection cavity is needed, and the cost is reduced; the number of the battery detection cavities 4021 in each helium detection cavity 402 is 8, 8 batteries 5 can be detected sequentially during helium detection, and 4 batteries 5 can be detected at a time during reexamination, so that the helium detection efficiency is high compared with the prior art that only 2 batteries can be detected at a time, and the requirements can be met by increasing or reducing the number of the helium detection cavities 402 and the number of the battery detection cavities 4021 of the batteries 5 which can be accommodated in the helium detection cavities according to different productivity requirements.
According to a second aspect of the present utility model, there is also provided a battery helium detector, as shown in fig. 3 to 7, comprising: the feeding conveyor line 1, the discharging conveyor line 2, the manipulator 3 and the helium detection structure 4 are arranged at intervals; the manipulator 3 is arranged between the feeding conveying line 1 and the discharging conveying line 2, and the manipulator 3 has a feeding state and a discharging state; the helium detection structure 4 is arranged on one side of the manipulator 3; when the manipulator 3 is in a feeding state, the manipulator 3 places the battery 5 on the feeding conveying line 1 on the helium detecting structure 4, and when the manipulator 3 is in a discharging state, the manipulator 3 places the detected battery 5 on the discharging conveying line 2.
By adopting the helium detection structure 4, the spaces of the batteries 5 are independent, the batteries 5 are independent and do not affect each other, the parallel connection is realized through a pipeline, the detection of the number of any batteries 5 is realized through the switch valve on the vacuum branch pipeline, and the simultaneous detection of multiple batteries 5 improves the helium detection efficiency; during the re-inspection, the re-inspection efficiency can be improved by adopting a dichotomy method; the helium detection cavity 402 is used as a re-detection cavity, the quantity of the helium detection cavity 402 is more reasonable, the dichotomy idea is adopted, half of the batteries 5 are detected each time, then one-to-one detection is carried out on half of the batteries with NG can be carried out, the NG can be found out quickly, no additional re-detection cavity is provided, and the cost is reduced.
When the battery 5 is helium-detected, the battery 5 on the feeding conveyor line 1 is placed on the helium detecting structure 4 by the mechanical hand 3, the battery 5 is helium-detected by the helium detecting structure 4, and after the battery 5 is helium-detected, the detected battery 5 is placed on the discharging conveyor line 2 by the mechanical hand 3. Realize material loading and unloading through a manipulator 3, practice thrift the cost to the motion scope of a manipulator 3 can reach required working position, and the overall arrangement of manipulator 3, material loading transfer chain 1 and unloading transfer chain 2 is more convenient for get the blowing.
In this embodiment, the manipulator 3 is a four-axis manipulator, and the material can be taken and discharged through the four-axis manipulator, so that the fifth axis is omitted, and compared with the five-axis manipulator, the structure of the manipulator is simplified, and the cost is low.
In this embodiment, the battery helium inspection machine further includes a blanking NG conveying line 7, a pairing buffer 6, a fence 8 and the like, the battery 5 qualified for re-inspection can be sent to the buffer pairing pair for buffer pairing through the manipulator 3, the battery 5 unqualified for re-inspection is grabbed onto the blanking NG conveying line 7 through the manipulator 3, and the battery 5 unqualified for re-inspection is conveyed out of the helium inspection station through the blanking NG conveying line 7.
According to a third aspect of the embodiments of the present utility model, there is also provided a battery production apparatus including: the battery helium detector.
In this embodiment, the battery production device further includes a pole piece manufacturing device, a lamination machine, etc., and the pole piece manufacturing device, the lamination machine, etc. adopt structures in the prior art, which are not described in detail herein.
Although embodiments of the present utility model have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the appended claims.
Claims (10)
1. A helium test structure, comprising:
the device comprises a helium detection cavity (402), wherein at least two independent battery detection cavities (4021) are formed in the helium detection cavity (402), each battery detection cavity (4021) is provided with an opening, and each battery detection cavity (4021) is suitable for accommodating one battery (5);
a detection cavity cover (403) which is in sealing fit with the opening of the helium detection cavity (402);
the helium detection cavity (402) has a helium detection state for performing helium detection on the battery (5), and when a defective product exists in the battery (5) in the helium detection cavity (402), the helium detection cavity (402) may also have a re-detection state for performing re-detection on the battery (5) in the helium detection cavity (402).
2. Helium detection structure according to claim 1, characterized in that when the helium detection cavity (402) is in the re-detection state, the batteries (5) in the helium detection cavity (402) are divided into two groups of battery packs, the number of the batteries (5) in each group of battery packs is half of the number of the batteries (5) in the helium detection cavity (402), and after detection of each group of battery packs, a plurality of the batteries (5) in the battery packs with defective products are detected one by one.
3. Helium detection structure according to claim 2, characterized in that the detection chamber cover (403) is provided with a plurality of first vacuum branch pipes (404) which are communicated with a plurality of battery detection chambers (4021) in a one-to-one correspondence manner, each first vacuum branch pipe (404) is provided with a switch valve, and whether the corresponding battery detection chamber (4021) is detected or not is controlled by controlling the opening and closing of a plurality of switch valves.
4. A helium detection structure according to claim 3, characterised in that said on-off valve is a flapper valve (408).
5. Helium detection structure according to any of claims 1 to 4, characterized in that the helium detection chamber (402) is provided with a sealing groove (4022) communicated with the opening on the surface where the opening is located, and a sealing ring is arranged on the detection chamber cover (403) corresponding to the sealing groove (4022), and the sealing ring is matched with the sealing groove (4022).
6. Helium detection structure according to any of claims 1 to 4, characterized in that it further comprises a support platform (401), said helium detection chamber (402) and said detection chamber cover (403) being arranged on said support platform (401).
7. Helium detection structure according to claim 6, characterized in that the helium detection chamber (402) has an up-down level and a detection level for detecting the battery (5), the detection chamber cover (403) being arranged above the detection level, the helium detection chamber (402) being movably arranged on the support platform (401), the helium detection structure further comprising a driving member connected with the helium detection chamber (402) for driving the helium detection chamber (402) to switch between the up-down level and the detection level.
8. Helium detection structure according to any of claims 1 to 4, characterized in that the number of helium detection chambers (402) and detection chamber covers (403) is a plurality and one-to-one.
9. A battery helium detector, comprising:
the feeding conveying line (1) and the discharging conveying line (2) are arranged at intervals;
the manipulator (3) is arranged between the feeding conveying line (1) and the discharging conveying line (2), and the manipulator (3) is provided with a feeding state and a discharging state;
the helium detection structure (4) according to any one of claims 1 to 8, being arranged on one side of the robot arm (3);
when the manipulator (3) is in the feeding state, the manipulator (3) places a battery (5) on the feeding conveying line (1) on the helium detection structure (4), and when the manipulator (3) is in the discharging state, the manipulator (3) places the detected battery (5) on the discharging conveying line (2).
10. A battery production apparatus, characterized by comprising: the battery helium detector of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379060.6U CN220670852U (en) | 2023-09-01 | 2023-09-01 | Helium detection structure, battery helium detection machine and battery production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379060.6U CN220670852U (en) | 2023-09-01 | 2023-09-01 | Helium detection structure, battery helium detection machine and battery production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670852U true CN220670852U (en) | 2024-03-26 |
Family
ID=90342043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322379060.6U Active CN220670852U (en) | 2023-09-01 | 2023-09-01 | Helium detection structure, battery helium detection machine and battery production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670852U (en) |
-
2023
- 2023-09-01 CN CN202322379060.6U patent/CN220670852U/en active Active
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