CN212158939U - Battery leakproofness detection device - Google Patents
Battery leakproofness detection device Download PDFInfo
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- CN212158939U CN212158939U CN202020905942.5U CN202020905942U CN212158939U CN 212158939 U CN212158939 U CN 212158939U CN 202020905942 U CN202020905942 U CN 202020905942U CN 212158939 U CN212158939 U CN 212158939U
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Abstract
The utility model provides a battery leakproofness detection device, including battery reloading device, aspiration pump and detector, be connected through the aspiration pump between battery reloading device and the detector, be equipped with the chamber that holds of battery in the battery reloading device, can wait to detect the battery automatically according to the behavior and put into and hold the intracavity, be convenient for follow-up detection, the aspiration pump is used for extracting the air in the battery reloading device, and send into in the detector, the detector is used for detecting the air of extraction, what this detector adopted is SFJ-261 type helium leak detector, the battery that this detection device will detect pours into in process of production has a small amount of helium, the detector has the leakproofness that the helium detected the battery through detecting that battery packing is outside and cavity inner space.
Description
Technical Field
The utility model belongs to battery production facility field, concretely relates to battery leakproofness detection device.
Background
At present, lithium ion batteries are widely used in video cameras, mobile phones, notebook computers, electric vehicles and other devices due to their advantages of stable voltage, high capacity, high energy density, long cycle life, environmental friendliness and the like. Because the electrolyte and the active material in the lithium ion battery are easy to chemically react with water to destroy the performance of the lithium ion battery, the lithium ion battery needs to be strictly sealed in the production and manufacturing process of the lithium ion battery to prevent moisture in the air from entering. Particularly, the aluminum plastic film of the aluminum plastic film flexible package lithium battery which is commonly used at present is soft, and is easy to scratch in the production process, and the package of the flexible package lithium ion battery is generally to carry out hot-press package on the opening of the aluminum plastic film of the outer package, so that the problems of virtual seal, over-seal damage and the like are easy to occur in the hot-press package process, and therefore, the detection of the sealing performance of the lithium ion battery is very important.
Disclosure of Invention
Not enough more than, the utility model aims to solve the technical problem that a battery leakproofness detection device is provided for detect the leakproofness of lithium cell, this detection device's degree of automation is high, effectively improves the efficiency that the battery detected.
In order to solve the technical problems, the utility model adopts the technical proposal that,
the utility model provides a battery leakproofness detection device, including battery reloading device, aspiration pump and detector, be connected through the aspiration pump between battery reloading device and the detector, battery reloading device includes the mounting panel, the manipulator subassembly, the conveyer belt, end cover and the block subassembly that bleeds, bleed the block subassembly, manipulator subassembly slidable mounting is on the mounting panel, the end cover is located the top of the block subassembly that bleeds, end cover and the block subassembly detachable connection that bleeds, be connected through the manipulator subassembly between conveyer belt and the block subassembly that bleeds to transfer the battery on the conveyer belt to in the block subassembly that bleeds.
Further, the manipulator assembly comprises a manipulator support and at least one manipulator, the manipulator support is fixedly mounted on the support plate, and the manipulator is slidably mounted on the manipulator support.
Furthermore, the end cover is arranged under the manipulator support, and an air exhaust hole is formed in the end cover.
Further, the manipulator comprises a horizontal moving mechanism, a vertical moving mechanism and a battery grabbing mechanism, the vertical moving mechanism is installed on the horizontal moving mechanism, the horizontal moving mechanism is connected with the manipulator support, and the battery grabbing mechanism is installed on the vertical moving mechanism.
Further, the battery snatchs the mechanism and includes snatching installation piece and negative pressure head subassembly, and the negative pressure head subassembly is installed in pairs on snatching the installation piece, and is corresponding, and the conveyer belt includes two transfer chains, and the interval between the transfer chain is unanimous with the interval between the negative pressure head subassembly.
Further, install two block subassemblies that bleed at least in the battery leakproofness detection device, the block subassembly that bleeds includes the connecting plate and bleeds the piece, and the piece that bleeds installs in pairs in the both sides of connecting plate, and connecting plate and mounting panel sliding connection have seted up the battery chamber in the piece of bleeding to wait to examine the battery in placing, be equipped with the piece cylinder of bleeding between connecting plate and the piece of bleeding.
Furthermore, a temporary storage box is further installed on the support plate.
The detection method of the battery tightness detection device comprises the following steps,
(1) the manipulator moves at least two batteries to be detected into the battery cavity;
(2) the battery cavity moves to the lower part of the end cover, and the air exhaust block component covers upwards;
(3) the air pump pumps air to send the air in the battery cavity into the detector;
(4) the detector detects the air in the battery cavity;
(5) if the detection is qualified, the air exhaust block assembly moves, and the manipulator moves the workpiece out of the device;
(6) if the detection is not qualified, the air exhaust block assembly moves, and the manipulator moves the workpiece into the temporary storage box;
(7) resetting the battery cavity corresponding to the defective product to the position below the end cover, and covering the air exhaust block assembly upwards;
(8) the air is pumped by an air pump, air in the defective battery cavity is detected, and whether residual gas exists in the battery cavity is detected;
(9) if no residual gas exists, the corresponding pumping block component continues to work, and if the residual gas exists, the corresponding pumping block component stops working.
Further, the step (6) further comprises the following detection process,
(a) the manipulator takes out the temporary storage defective batteries in the temporary storage box;
(b) placing the temporary storage defective 1# and 2# batteries into different battery cavities in a grading manner;
(c) and (6) repeating the steps (2) to (6) and judging the sealing performance of the battery.
Further, the battery cavity placed by the battery in the step (b) is different from the battery cavity placed in the step (1).
The beneficial effects of the utility model are that, (1) through the setting of battery reloading device, can carry out unloading in the automation to detecting the cavity, need not manual operation, improve the detection efficiency that battery leakproofness detected.
(2) Through the block group spare of bleeding of two stations, the manipulator of can being convenient for can be located the idle piece of bleeding of end cover both sides and go up the unloading, when carrying out the leakproofness detection to the battery, goes up the unloading to the piece of bleeding, improves the detection efficiency of this equipment.
(3) Because the defective rate of the battery is lower, the detection time of the battery can be effectively shortened by detecting a plurality of batteries simultaneously, and the detection efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the battery refueling device.
Fig. 3 is a schematic view of the structure of fig. 2 after being rotated by a certain angle.
Fig. 4 is a schematic structural view of the battery grasping mechanism.
FIG. 5 is a schematic view of the suction block assembly.
Reference numerals: the battery reloading device comprises a battery reloading device 1, an air pump 2, a detector 3, a support plate 4, a manipulator assembly 5, a conveying belt 6, an end cover 7, an air exhaust block assembly 8, a battery 9, a manipulator support 10, a manipulator 11, an air exhaust block cylinder 12, an air exhaust hole 13, a horizontal moving mechanism 14, a vertical moving mechanism 15, a battery grabbing mechanism 16, a mounting plate 17, an air pipe groove 18, a grabbing mounting block 19, a negative pressure head assembly 20, a suction cup 21, a pneumatic pipe 22, a connecting plate 23, an air exhaust block 24 and a temporary storage box 25.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The utility model provides a battery leakproofness detection device, including battery reloading device 1, aspiration pump 2 and detector 3, be connected through aspiration pump 2 between battery reloading device 1 and the detector 3, be equipped with the chamber that holds of battery in the battery reloading device 1, can wait to detect the battery and put into and hold the intracavity according to the behavior is automatic, be convenient for follow-up detection, aspiration pump 2 is used for extracting the air in the battery reloading device 1, and send into in the detector 3, detector 3 is used for detecting the air of extraction, what this detector 3 adopted is SFJ-261 type helium mass spectrometer leak detector, the battery that this detection device will detect pours into in process of production has a small amount of helium, whether detector 3 has helium to detect the leakproofness of battery through detecting battery packing outside and cavity inner space.
The battery reloading device 1 comprises a support plate 4, a mechanical arm component 5 used for transferring batteries, a conveying belt 6 used for loading the batteries, an end cover 7 used for sealing an air exhaust block component 8 and an air exhaust block component 8 used for placing the batteries to be detected, wherein the air exhaust block component 8 and the mechanical arm component 5 are slidably mounted on the support plate 4, the end cover 7 is positioned above the air exhaust block component 8, the end cover 7 is detachably connected with the air exhaust block component 8, when the end cover 7 is covered on the air exhaust block component 8, a sealed accommodating cavity is formed, used for placing batteries, the conveyer belt 6 is connected with the air exhaust block component 8 through the manipulator component 5 so as to transfer the batteries 9 on the conveyer belt 6 into the air exhaust block component 8, treat the battery that detects through the manipulator and go on unloading in automation, degree of automation is high, need not the manual work and treats the battery that detects and go up unloading, effectively improves production efficiency.
In some preferred modes, the manipulators 11 are respectively installed on two sides of the manipulator support 10, the air exhaust block assembly 8 is respectively loaded and unloaded through the two manipulators, the battery detection efficiency is improved, the air pipe groove 18 is formed in the middle of the manipulator support 10, the air exhaust pump 2 is connected with the end cover 7 through a stainless steel pipeline, and the stainless steel pipeline penetrates through the air pipe groove 18 and is connected with the end cover 7.
The end cover 7 is located under the manipulator support 10, and the end cover 7 is internally provided with an air suction hole 13, and the air suction hole 13 is used for being connected with the air suction pump 2, so that air in the accommodating cavity can be conveniently extracted.
The manipulator 11 comprises a horizontal moving mechanism 14, a vertical moving mechanism 15 and a battery grabbing mechanism 16, the battery grabbing mechanism 16 is installed on the vertical moving mechanism 15, the vertical moving mechanism 15 is installed on the horizontal moving mechanism 14, the horizontal moving mechanism 14 is connected with the manipulator support 10, preferably, a guide rail sliding block mechanism is adopted by the horizontal moving mechanism 14 and the vertical moving mechanism 15, the battery grabbing mechanism 16 moves up and down through the guide rail sliding block mechanism, preferably, a lead screw sliding block is arranged in the horizontal moving mechanism 14 and the vertical moving mechanism 15, and the horizontal moving mechanism 14 and the vertical moving mechanism 15 are controlled to move through the lead screw sliding block.
In some preferred manners, the vertical moving mechanism 15 further includes a mounting plate 17, the horizontal moving mechanism 14 is connected with the vertical moving mechanism 15 through the mounting plate 17, a lead screw in the vertical moving mechanism 15 is rotatably mounted on the mounting plate 17, a corresponding slide block is fixedly mounted on the battery grasping mechanism 16, a lead screw in the horizontal moving mechanism 14 is rotatably mounted on the mechanical arm support 10, and a corresponding slide block is connected with the mounting plate 17.
The battery grabbing mechanism 16 comprises a grabbing installation block 19 and a negative pressure head assembly 20, the negative pressure head assembly 20 is installed on the grabbing installation block 19 in pairs, batteries on the conveying belts are sucked through the negative pressure head assembly 20, the preferable and corresponding conveying belts 6 comprise two conveying lines, the distance between the conveying lines is consistent with the distance between the negative pressure head assemblies 20, and the battery grabbing mechanism 16 can grab two batteries to be detected at one time.
Preferably, a plurality of negative pressure heads are arranged in the negative pressure head assembly 20, each negative pressure head comprises a suction cup 21 and a pneumatic tube 22, the pneumatic tube 22 is connected with the suction cup 21, the pneumatic tube 22 is connected with an air pump, and the battery is adsorbed on the negative pressure head by sucking air from the suction cup 21.
Install two block subassemblies 8 of bleeding at least in the battery leakproofness detection device, adjacent block subassembly 8 parallel arrangement each other that bleeds, bleed block subassembly 8 including connecting plate 23 and the piece 24 of bleeding, the piece 24 of bleeding is installed in pair in the both sides of connecting plate 23, connecting plate 23 and 4 sliding connection of mounting panel, set up the battery chamber in the piece 24 of bleeding, treat the battery in order to place, be equipped with the piece cylinder 12 of bleeding between connecting plate 23 and the piece 24 of bleeding, block 24 jack-up will bleeding through the piece cylinder 12 of bleeding, make the piece 24 of bleeding and apron cooperation form and hold the chamber.
One of the air extraction blocks 24 in the air extraction block assembly 8 is always positioned below the end cover 7, in order to distinguish the air extraction blocks 24 in the same air extraction block assembly 8, the air extraction blocks 24 in the same air extraction block assembly 8 are respectively named as a first air extraction block and a second air extraction block, the air extraction block assembly 8 comprises two stations, namely, the first air extraction block is positioned below the end cover 7, and the second air extraction block is positioned on the right side of the end cover; first piece of bleeding is located end cover 7 left side, and the second piece of bleeding is located the below of end cover 7, through the setting of two stations, can be convenient for the manipulator and take out the gas piece 24 and go up unloading in the idle that is located the end cover both sides, when carrying out the leakproofness detection to the battery, go up unloading to the piece 24 of bleeding, improve the detection efficiency of this equipment.
Still install the box 25 of keeping in on the mounting panel 4, the box 25 of keeping in is used for placing the first product that detects unqualified waiting for judgement and the unqualified product of reinspection, and this device once carries out the leakproofness to two or more than two batteries and detects, because the defective percentage of battery is lower, detects a plurality ofly simultaneously and can effectively improve detection efficiency, in this embodiment, this device once detects two batteries, if when detecting there is the defective percentage, places the battery in the box 25 of keeping in, waits for further detection.
The detection method of the battery tightness detection device comprises the following steps,
(1) the manipulator moves at least two batteries to be detected into the battery cavity, and the defective rate of the batteries is low, so that the detection efficiency can be effectively improved by detecting a plurality of batteries simultaneously;
(2) the battery cavity moves to the lower part of the end cover, and the air extraction block jacks up and covers the battery cavity to form a closed accommodating cavity, so that an air extraction pump can conveniently extract air from the accommodating cavity;
(3) the air pump pumps air to send the air in the battery cavity into the detector;
(4) the detector detects the air in the battery cavity;
(5) if the detection is qualified, the air exhaust block assembly moves, and the manipulator moves the two batteries out of the device;
(6) if the detection is unqualified, the air exhaust block assembly moves, and the manipulator moves the two batteries to be judged into the box to be detected to wait for subsequent detection;
(7) resetting the battery cavity corresponding to the battery to be judged to be below the end cover, jacking the air extraction block to cover the air extraction block upwards, namely, detecting that the battery cavity corresponding to the unqualified product moves to the position below the end cover;
(8) the air is pumped by the air pump, air in the defective battery cavity is detected, whether residual gas exists in the battery cavity is detected, interference of the residual gas in the battery cavity on subsequent detection is prevented, and detection precision is improved;
(9) if no residual gas exists, the corresponding air extraction block assembly continues to work, if residual gas exists, the corresponding air extraction block assembly stops working, and after the air extraction block assembly stops working, a worker is required to blow air to the air extraction block in the air extraction block assembly to remove helium in the air extraction block, so that the corresponding air extraction block assembly continues to perform battery tightness detection.
The step (6) further comprises the following detection process,
(a) the manipulator takes out the battery in the temporary storage box;
(b) the temporary storage defective 1# and 2# batteries are placed in two different battery cavities in a classified manner, namely, one battery is placed in the battery cavity for detection, and the other battery is placed in a different battery cavity for detection;
(c) and (6) repeating the steps (2) to (6) and judging the sealing performance of the battery.
And (c) the battery cavity in which the battery is placed in the step (b) is different from the battery cavity in the step (1), so that the battery cavity is prevented from interfering with the tightness test.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the terms corresponding to the reference numerals in the figures are used more herein, the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (7)
1. The utility model provides a battery leakproofness detection device, a serial communication port, including battery reloading device (1), aspiration pump (2) and detector (3), be connected through aspiration pump (2) between battery reloading device (1) and detector (3), battery reloading device (1) includes mounting panel (4), manipulator subassembly (5), conveyer belt (6), end cover (7) and bleed block subassembly (8), manipulator subassembly (5) slidable mounting is on mounting panel (4), end cover (7) are located the top of bleeding block subassembly (8), end cover (7) and bleed block subassembly (8) detachable connection, be connected through manipulator subassembly (5) between conveyer belt (6) and the bleed block subassembly (8), in order to transfer battery (9) on conveyer belt (6) to bleeding block subassembly (8).
2. The device for detecting the tightness of a battery according to claim 1, wherein the manipulator assembly (5) comprises a manipulator support (10) and at least one manipulator (11), the manipulator support (10) is fixedly arranged on the support plate (4), and the manipulator (11) is slidably arranged on the manipulator support (10).
3. The device for detecting the tightness of the battery according to claim 2, wherein the end cover (7) is positioned right below the manipulator bracket (10), and the end cover (7) is internally provided with an air suction hole (13).
4. The device for detecting the tightness of the battery according to claim 2, wherein the manipulator (11) comprises a horizontal moving mechanism (14), a vertical moving mechanism (15) and a battery grabbing mechanism (16), the vertical moving mechanism (15) is installed on the horizontal moving mechanism (14), the horizontal moving mechanism (14) is connected with the manipulator support (10), and the battery grabbing mechanism (16) is installed on the vertical moving mechanism (15).
5. The battery tightness detection device according to claim 4, characterized in that the battery gripping mechanism (16) comprises a gripping mounting block (19) and a negative pressure head assembly (20), the negative pressure head assembly (20) is mounted on the gripping mounting block (19) in pairs, correspondingly, the conveyor belt (6) comprises two conveyor lines, and the distance between the conveyor lines is consistent with the distance between the negative pressure head assemblies (20).
6. The battery tightness detection device according to claim 1, characterized in that at least two air extraction block assemblies (8) are installed in the battery tightness detection device, each air extraction block assembly (8) comprises a connecting plate (23) and an air extraction block (24), the air extraction blocks (24) are installed on two sides of the connecting plate (23) in pairs, the connecting plate (23) is connected with the support plate (4) in a sliding manner, a battery (9) cavity is formed in each air extraction block (24) to place a battery (9) to be detected, and an air extraction block cylinder (12) is arranged between each connecting plate (23) and each air extraction block (24).
7. The device for detecting the tightness of a battery according to claim 6, wherein a temporary storage box (25) is further installed on the support plate (4).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020905942.5U CN212158939U (en) | 2020-05-26 | 2020-05-26 | Battery leakproofness detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020905942.5U CN212158939U (en) | 2020-05-26 | 2020-05-26 | Battery leakproofness detection device |
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| CN212158939U true CN212158939U (en) | 2020-12-15 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579160A (en) * | 2020-05-26 | 2020-08-25 | 捷威动力工业嘉兴有限公司 | Battery sealing performance detection device and detection method thereof |
| CN113295352A (en) * | 2021-07-13 | 2021-08-24 | 苏州华智诚精工科技有限公司 | Battery leakproofness check out test set |
| CN115347226A (en) * | 2022-10-19 | 2022-11-15 | 扬州万锂德能源科技有限公司 | Online sealing detection packaging equipment for lithium battery production |
-
2020
- 2020-05-26 CN CN202020905942.5U patent/CN212158939U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579160A (en) * | 2020-05-26 | 2020-08-25 | 捷威动力工业嘉兴有限公司 | Battery sealing performance detection device and detection method thereof |
| CN113295352A (en) * | 2021-07-13 | 2021-08-24 | 苏州华智诚精工科技有限公司 | Battery leakproofness check out test set |
| CN115347226A (en) * | 2022-10-19 | 2022-11-15 | 扬州万锂德能源科技有限公司 | Online sealing detection packaging equipment for lithium battery production |
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