CN218767242U - Lithium ion battery OCV test equipment - Google Patents
Lithium ion battery OCV test equipment Download PDFInfo
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- CN218767242U CN218767242U CN202223094843.1U CN202223094843U CN218767242U CN 218767242 U CN218767242 U CN 218767242U CN 202223094843 U CN202223094843 U CN 202223094843U CN 218767242 U CN218767242 U CN 218767242U
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- module
- testing
- voltage
- internal resistance
- lithium ion
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- 238000012360 testing method Methods 0.000 title claims abstract description 125
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 59
- 239000000523 sample Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 241000252254 Catostomidae Species 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000012797 qualification Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
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Abstract
The utility model provides a lithium ion battery OCV test equipment, which comprises a rotary table material transferring module, wherein the rotary table material transferring module comprises a rotary table, a plurality of stations are arranged on the rotary table, and a plurality of clamps are arranged on each station; a voltage internal resistance testing module; one side voltage testing module; voltage internal resistance test module all moves the material module through the carousel with limit voltage test module and is connected, the utility model discloses an anchor clamps stationary battery package, each test module is connected to the cooperation carousel, receive the material module through the unloading finally and accomplish the sorting receipts material to the battery package, the soft packet of lithium battery who has realized the full automatization integral type detects and sorts and receive the material, compare in traditional manual fit semi-automatization equipment detection, the input cost of manual work and overall equipment has been reduced by a wide margin, and the problem that the testing accuracy that has avoided the manual work probably to lead to is low, promote production efficiency and testing accuracy by a wide margin, ensure the ultimate qualification rate of product.
Description
Technical Field
The utility model relates to a battery test technical field especially relates to soft packet of lithium cell test, concretely relates to lithium ion battery OCV test equipment.
Background
A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. With the form classification, wherein contain a soft packet of lithium cell, soft packet of lithium cell is put one deck plastic-aluminum membrane shell packing on the liquid lithium ion battery outside and forms, and soft packet of battery can only blow open at most taking place the condition of potential safety hazard, for traditional steel-shelled aluminum-shelled electricity core, has advantages such as the security performance is good, light in weight, capacious.
In the production and manufacturing of the soft package lithium battery, voltage, internal resistance and side voltage tests need to be performed on the assembled battery pack to ensure whether the battery pack meets the production standard, and finally, the battery pack is sorted according to the test result. And to soft packet of lithium cell's test, most manufacturers have all adopted manual coordination semi-automatization equipment, divide voltage, internal resistance and limit voltage for several different stations, rely on the assembly line to connect, and final manual work is selected separately, and this kind of test mode also can guarantee efficiency of software testing, and manual work and equipment cost input are too big nevertheless, and rely on artifical proficiency, and the measuring accuracy is difficult to guarantee, and compares traditional solid-state battery's full automatization detection production line efficiency and still not enough.
To sum up, a full-automatic integrated testing device for soft-package lithium batteries is needed at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a lithium ion battery OCV test equipment.
The technical scheme of the utility model as follows:
a lithium ion battery OCV testing apparatus, comprising:
the rotary table material moving module is used for positioning the battery and moving the battery among a plurality of specific positions and comprises a rotary table, a plurality of stations are arranged on the rotary table, and a plurality of clamps are arranged on each station;
the voltage and internal resistance testing module is used for testing the voltage and internal resistance of the battery;
the side voltage testing module is used for testing the side voltage of the battery;
the voltage internal resistance testing module and the edge voltage testing module are connected through the turntable material moving module.
The utility model discloses in, still be equipped with a yard recording module before the voltage internal resistance test module, sweep yard recording module with the carousel moves the material module and cooperatees, and pass through the carousel move the material module with the voltage internal resistance test module and the limit voltage test module is connected.
Furthermore, a discharging and receiving module is arranged behind the edge voltage testing module, the discharging and receiving module is connected with the rotary disc material moving module and the edge voltage testing module, the discharging and receiving module is matched with the edge voltage testing module, and accordingly batteries which complete edge voltage testing are moved out and sorted and received.
Furthermore, the turntable moving module, the voltage internal resistance testing module, the edge voltage testing module, the code scanning recording module and the blanking receiving module are all arranged on a rack and are located on the rack, and a feeding station is further arranged before the code scanning recording module.
Furthermore, the loading station, the code scanning recording module, the voltage internal resistance testing module and the edge voltage testing module are sequentially arranged around the rotary disc material moving module, and the rotary disc material moving module rotates according to the sequence.
The utility model discloses in, the carousel bottom is equipped with a drive arrangement, a drive arrangement with still be equipped with a separator between the carousel, and be located still be equipped with the inductor on the anchor clamps.
The utility model discloses in, it includes a yard rifle to sweep yard record module, sweep yard rifle slidable mounting on first transverse guide to through the drive of second drive arrangement, according to sweeping yard record with the battery to in a plurality of anchor clamps.
The utility model discloses in, voltage internal resistance test module include quantity with the corresponding several of quantity of anchor clamps pushes down the cylinder in the single station of carousel, it is equipped with the test probe to push down cylinder power end, just the equal fixed mounting of cylinder pushes down on a fixed bolster, according to carrying out voltage and internal resistance test with the battery to in the anchor clamps.
The utility model discloses in, the limit voltage test module includes a servo motor, the servo motor power end is equipped with a lead screw, be equipped with quantity and single station on the lead screw the corresponding several bayonet of anchor clamps quantity, just the limit voltage test module still includes the test fixture of the same quantity, the test fixture with the bayonet cooperatees, carries out the limit voltage test according to the basis to the battery.
The utility model discloses in, the unloading is received the material module and is included one and receive the material guide rail, it has two sets of receipts material sucking discs to receive slidable mounting on the material guide rail, receive the material sucking disc and pass through the drive of third drive arrangement, and be located receive material guide rail one end still is equipped with a set of charging tray, is OK material charging tray and NG material charging tray respectively.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a battery package is fixed to anchor clamps, each test module is connected to the cooperation carousel, receive the material module through the unloading finally and accomplish the sorting of receiving the battery package and receive the material, the soft packet of lithium cell that has realized the full automatization integral type detects and sorts the receipts material, compare in traditional manual cooperation semi-automatization equipment and detect, reduced the input cost of manual work and whole equipment by a wide margin, and avoided the problem that the measuring accuracy that the manual work probably leads to is low, promote production efficiency and measuring accuracy by a wide margin, ensure the ultimate qualification rate of product.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is an overall structural diagram of an OCV testing apparatus for a lithium ion battery provided by the present invention;
fig. 2 is another angle structure diagram of the lithium ion battery OCV test equipment;
fig. 3 is a plan structure diagram of the lithium ion battery OCV test apparatus.
The reference numerals are illustrated below:
1. a turntable material moving module; 11. a turntable; 12. a clamp; 2. a voltage internal resistance testing module; 21. pressing down the air cylinder; 22. testing the probe; 3. a side voltage test module; 4. a code scanning recording module; 41. a code scanning gun; 42. a first transverse guide rail; 5. a blanking and receiving module; 51. a receiving guide rail; 52. a material receiving sucker; 53. a material tray; 6. a frame; 61. and a feeding station.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to explain the technical solution of the present invention, the following description is made by using specific examples.
Examples
Referring to fig. 1 to fig. 3, the OCV testing apparatus for a lithium ion battery provided in the present embodiment includes:
the rotary table material moving module 1 is used for positioning the battery and moving the battery among a plurality of specific positions, and comprises a rotary table 11, a plurality of stations are arranged on the rotary table 11, and a plurality of clamps 12 are arranged on each station;
the voltage internal resistance testing module 2 is used for testing the voltage and the internal resistance of the battery;
the side voltage testing module 3 is used for testing the side voltage of the battery;
the voltage internal resistance testing module 2 and the edge voltage testing module 3 are connected through the turntable material moving module 1.
In this embodiment, a scanning code recording module 4 is further disposed in front of the voltage internal resistance testing module 2, the scanning code recording module 4 is matched with the turntable material moving module 1, and is connected to the voltage internal resistance testing module 2 and the side voltage testing module 3 through the turntable material moving module 1.
Further, still be equipped with a unloading behind the limit voltage test module 3 and receive material module 5, receive material module 5 through the unloading and connect the carousel and move material module 1 and limit voltage test module 3, and the unloading receives material module 5 and limit voltage test module 3 and cooperatees, and the material is received in order to shift out and accomplish the sorting of the battery of accomplishing limit voltage test.
Furthermore, the turntable moving module 1, the voltage internal resistance testing module 2, the edge voltage testing module 3, the code scanning recording module 4 and the blanking receiving module 5 are all arranged on a frame 6 and are positioned on the frame 6, and a feeding station 61 is also arranged before the code scanning recording module 4.
Furthermore, the loading station 61, the code scanning recording module 4, the voltage internal resistance testing module 2 and the edge voltage testing module 3 are sequentially arranged around the turntable material moving module 1, and the turntable material moving module 1 rotates according to the above sequence.
In this embodiment, a first driving device is disposed at the bottom of the turntable 11, a divider is further disposed between the first driving device and the turntable, and a sensor is further disposed on the fixture 12.
In this embodiment, the code scanning recording module 4 includes a code scanning gun 41, and the code scanning gun 41 is slidably mounted on the first transverse rail 42 and driven by the second driving device to scan and record the codes of the batteries in the plurality of jigs 12.
In this embodiment, the voltage and internal resistance testing module 2 includes a plurality of pressing cylinders 21 corresponding to the number of the jigs 12 in a single station of the turntable, the power end of the pressing cylinder 21 is provided with a testing probe 22, and the pressing cylinders 21 are all fixedly mounted on a fixing bracket 23, so as to test the voltage and the internal resistance of the battery in the jigs 12.
In this embodiment, the edge voltage testing module 3 includes a servo motor, a screw rod is disposed at a power end of the servo motor, a plurality of stabs corresponding to the number of the clips in a single station are disposed on the screw rod, and the edge voltage testing module further includes a testing clip of the same number, the testing clip is matched with the stabs to perform an edge voltage test on the battery.
In this embodiment, the discharging material receiving module 5 includes a material receiving guide rail 51, two sets of material receiving suckers 52 are slidably mounted on the material receiving guide rail 51, the material receiving suckers 52 are driven by the third driving device, and a set of material tray 53 is further disposed at one end of the material receiving guide rail 51, which is an OK material tray and an NG material tray respectively.
In this embodiment, the number of the clamp 12, the pressing cylinder 21, the test probe 22, the bayonet, the test clamp and the sucking discs in each group of the material collecting sucking discs 52 is 4.
The working principle is as follows:
firstly, a battery pack to be detected is placed in a clamp 12 of a turntable 11 through an external feeding device, after a sensor on the clamp 12 senses that the battery pack is all in the clamp 12 in the feeding station 61, a first driving device acts, the clamp 12 with the battery pack is rotated by 90 degrees under the action of a divider, the feeding station 61 rotates to a code scanning recording module 4, a code scanning gun 41 moves on a first transverse guide rail 42 under the drive of a second driving device, code scanning recording is carried out on the battery pack in the clamp 12, after code scanning is completed, the first driving device acts, the clamp 12 rotates by 90 degrees again, the code scanning recording module 4 rotates to a voltage internal resistance testing module 2, a pressing cylinder 21 acts, a testing probe 22 carries out voltage and internal resistance testing on the battery pack, after testing is completed, the first driving device acts again, the rotating angle is repeated, the clamp 12 rotates to a side voltage testing module 3, a third driving device acts, a material receiving sucker 52 moves on a material receiving guide rail 51, the battery pack is moved to the inside of the battery pack, the battery pack is moved to the inside of the clamp 3, the battery pack is moved to the test module, the voltage testing operation of the battery pack is completed according to the sucker 3, the operation of the sucker, the sucker 3, the sucker is completed, the sucker testing motor, the operation of the sucker is completed, the sucker testing module is completed, the operation of the sucker 3, the sucker is completed, the operation of the sucker testing module is completed, the sucker 3, the sucker is completed, the operation of the sucker is completed, the battery pack is completed.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (10)
1. A lithium ion battery OCV test equipment, comprising:
the rotary table material moving module is used for positioning the battery and moving the battery among a plurality of specific positions and comprises a rotary table, a plurality of stations are arranged on the rotary table, and a plurality of clamps are arranged on each station;
the voltage and internal resistance testing module is used for testing the voltage and internal resistance of the battery;
the side voltage testing module is used for testing the side voltage of the battery;
the voltage internal resistance testing module and the edge voltage testing module are connected through the rotary disc material moving module.
2. The lithium ion battery OCV testing equipment according to claim 1, wherein a code scanning recording module is further disposed in front of the voltage internal resistance testing module, and the code scanning recording module is matched with the turntable material transferring module and connected to the voltage internal resistance testing module and the side voltage testing module through the turntable material transferring module.
3. The lithium ion battery OCV testing equipment according to claim 2, wherein a blanking and receiving module is further disposed after the edge voltage testing module, the blanking and receiving module connects the turntable moving module and the edge voltage testing module, and the blanking and receiving module cooperates with the edge voltage testing module to move out the batteries that have completed the edge voltage testing and complete sorting and receiving.
4. The lithium ion battery OCV testing equipment of claim 3, wherein the rotary table moving module, the voltage internal resistance testing module, the side voltage testing module, the code scanning recording module and the blanking receiving module are all arranged on a frame and are positioned on the frame, and a feeding station is further arranged in front of the code scanning recording module.
5. The lithium ion battery OCV testing equipment of claim 4, wherein the loading station, the code scanning recording module, the voltage internal resistance testing module and the edge voltage testing module are sequentially arranged around the rotary table material moving module, and the rotary table material moving module rotates according to the sequence.
6. The lithium ion battery OCV testing equipment of claim 1, wherein a first driving device is arranged at the bottom of the turntable, a divider is further arranged between the first driving device and the turntable, and an inductor is further arranged on the clamp.
7. The lithium ion battery OCV testing equipment of claim 2, wherein the code scanning recording module comprises a code scanning gun, the code scanning gun is slidably mounted on the first transverse guide rail and driven by the second driving device, so as to scan and record the codes of the batteries in the plurality of clamps.
8. The lithium ion battery OCV testing equipment of claim 1, wherein the voltage internal resistance testing module comprises a plurality of pressing cylinders corresponding to the number of the clamps in a single station of the turntable, the power ends of the pressing cylinders are provided with testing probes, and the pressing cylinders are all fixedly mounted on a fixing support so as to test the voltage and the internal resistance of the battery in the clamps.
9. The lithium ion battery OCV testing equipment according to claim 1, wherein the side voltage testing module comprises a servo motor, a lead screw is arranged at a power end of the servo motor, a plurality of stabs corresponding to the number of the jigs in a single station are arranged on the lead screw, and the side voltage testing module further comprises a same number of testing jigs, and the testing jigs are matched with the stabs so as to perform side voltage testing on the battery.
10. The lithium ion battery OCV testing device of claim 3, wherein the discharging and collecting module comprises a collecting guide rail, two sets of collecting suckers are slidably mounted on the collecting guide rail, the collecting suckers are driven by a third driving device, and a set of material trays, namely an OK material tray and an NG material tray, are further disposed at one end of the collecting guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223094843.1U CN218767242U (en) | 2022-11-17 | 2022-11-17 | Lithium ion battery OCV test equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223094843.1U CN218767242U (en) | 2022-11-17 | 2022-11-17 | Lithium ion battery OCV test equipment |
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| CN218767242U true CN218767242U (en) | 2023-03-28 |
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| CN202223094843.1U Active CN218767242U (en) | 2022-11-17 | 2022-11-17 | Lithium ion battery OCV test equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119793925A (en) * | 2025-01-14 | 2025-04-11 | 博众精工科技股份有限公司 | A battery multi-performance detection and sorting equipment |
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2022
- 2022-11-17 CN CN202223094843.1U patent/CN218767242U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119793925A (en) * | 2025-01-14 | 2025-04-11 | 博众精工科技股份有限公司 | A battery multi-performance detection and sorting equipment |
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