CN219475803U - Battery pole group short circuit test fixture - Google Patents
Battery pole group short circuit test fixture Download PDFInfo
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- CN219475803U CN219475803U CN202320646280.8U CN202320646280U CN219475803U CN 219475803 U CN219475803 U CN 219475803U CN 202320646280 U CN202320646280 U CN 202320646280U CN 219475803 U CN219475803 U CN 219475803U
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- pole group
- short circuit
- circuit test
- battery
- controller
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a battery pole group short circuit test fixture, which comprises a pole group feeding and positioning mechanism and a pole group short circuit test mechanism; the pole group feeding and positioning mechanism is used for conveying the battery pole group to the position below the pole group short circuit testing mechanism; the pole group short circuit testing mechanism is used for pressing the battery pole group conveyed by the pole group feeding and positioning mechanism downwards and then carrying out short circuit testing; the pole group short circuit testing mechanism is fixed above the pole group feeding and positioning mechanism through a supporting frame. The battery pole group short circuit test tool disclosed by the utility model has the advantages that the design is scientific, the short circuit test can be accurately and reliably carried out on the battery pole group, the test work efficiency is obviously improved, the labor intensity of workers is reduced, and the tool has great practical significance.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a battery pole group short circuit test fixture.
Background
The lithium ion battery has the advantages of high specific energy, multiple recycling times, long storage time and the like, is widely applied to portable electronic equipment (such as mobile phones, digital cameras and portable computers) and is widely applied to large and medium-sized electric equipment such as electric automobiles, electric bicycles, electric tools and the like, so that the performance requirement on the lithium ion battery is higher and higher.
In order to improve the delivery quality of the battery, a short circuit test is required to be performed on the single battery.
However, in the existing battery pole group testing mode, workers need to manually feed and take materials, the labor intensity is high, the working efficiency is low, and meanwhile, the manual operation easily causes the testing operation to be out of specification, so that the testing effect is affected.
Disclosure of Invention
The utility model aims at solving the technical defects existing in the prior art and provides a battery pole group short circuit test fixture.
Therefore, the utility model provides a battery pole group short circuit test fixture, which comprises a pole group feeding and positioning mechanism and a pole group short circuit test mechanism;
the pole group feeding and positioning mechanism is used for conveying the battery pole group to the position below the pole group short circuit testing mechanism;
the pole group short circuit testing mechanism is used for pressing the battery pole group conveyed by the pole group feeding and positioning mechanism downwards and then carrying out short circuit testing;
the pole group short circuit testing mechanism is fixed above the pole group feeding and positioning mechanism through a supporting frame.
Compared with the prior art, the utility model provides the battery pole group short circuit test tool, which is scientific in design, can accurately and reliably perform short circuit test on the battery pole group, remarkably improves the test work efficiency, reduces the labor intensity of staff, and has great practical significance.
Drawings
Fig. 1 is a schematic perspective view of a battery pole group short circuit test fixture provided by the utility model;
fig. 2 is a schematic exploded perspective view of a battery pole group short circuit test tool according to the present utility model;
FIG. 3 is a front view of a battery pole group short circuit test fixture provided by the utility model;
fig. 4 is a schematic diagram of a connection structure of an embodiment of a battery pole group short circuit test tool provided by the utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The utility model provides a battery pole group short circuit test fixture, which comprises a pole group feeding and positioning mechanism and a pole group short circuit test mechanism;
the pole group feeding and positioning mechanism is used for conveying the battery pole group to the position below the pole group short circuit testing mechanism;
the pole group short circuit testing mechanism is used for pressing the battery pole group conveyed by the pole group feeding and positioning mechanism downwards and then carrying out short circuit testing;
the pole group short circuit testing mechanism is fixed above the pole group feeding and positioning mechanism through a supporting frame.
Further, the pole group feeding and positioning mechanism comprises a pole group conveying device and a pole group positioning device arranged on the pole group conveying mechanism.
Further, the pole group conveying device comprises a guide rail 13, a first pneumatic device and a first controller, wherein the first pneumatic device is connected with the first controller through a signal line;
the bottom of the pole group positioning device is respectively connected with the guide rail 13 and the first pneumatic device, and the first pneumatic device drives the pole group positioning device to move along the guide rail 13;
further, the first pneumatic device comprises a magnetically coupled rodless cylinder 16 and a first solenoid valve;
the first controller is connected with the magnetic coupling rodless cylinder 16 and the first electromagnetic valve through signal wires respectively; the magnetically coupled rodless cylinder 16 is connected to the first solenoid valve by a conduit.
Further, the pole group conveying device also comprises a bottom plate 17;
the guide rail 13 is arranged on the bottom plate 17;
the support is arranged in the middle of the bottom plate 17.
Further, the first pneumatic device further comprises a first contact sensor, the first contact sensor is connected with the first controller, and the first contact sensor is arranged at two ends of the bottom plate.
Further, the pole group positioning device comprises a pole group supporting plate 12 and pole ear positioning supporting plates 10 which are arranged on the pole group supporting plate 12 and are spaced from each other;
the bottom of the pole group supporting plate 12 is respectively connected with the guide rail 13 and the first pneumatic device.
Further, the pole group short circuit testing mechanism comprises a pressing device and a short circuit testing device connected with the pressing device;
the compressing device is arranged above the pole group feeding and positioning mechanism through a supporting frame;
after the pressing device presses the electrode group to be tested downwards, the short circuit testing device is connected with the electrode lugs of the electrode group to be tested.
Further, the compressing device comprises a stroke guide post 3, a pole group compressing plate 5, a second pneumatic device and a second controller;
the second pneumatic device is arranged on the support frame and connected with the pole group compressing plate 5, and drives the pole group compressing plate 5 to move up and down through the stroke guide post 3;
the second pneumatic device is connected with the second controller through a signal line;
further, the second pneumatic device comprises a compression cylinder 1 and a second electromagnetic valve;
the compression cylinder 1 and the second electromagnetic valve are independently connected with the second controller through a signal wire;
the compaction cylinder 1 is connected with the second electromagnetic valve through a pipeline.
Further, the second pneumatic device further comprises a second contact sensor connected with the second controller, preferably the second contact sensor is arranged at two sides of the compacting cylinder 1.
Further, the short circuit testing device comprises a short circuit testing pillow 8 and a short circuit tester connected with the short circuit testing pillow 8;
the short circuit test pillow 8 is arranged at two sides of the pole group compacting plates 5.
Further, the short circuit test pillow 8 is connected to two sides of the pole group compressing plate 5 through a short circuit test pillow supporting plate 7;
a test pillow supporting spring 9 is also arranged between the short circuit test pillow 8 and the short circuit test pillow support plate 7.
Further, the first controller and the second controller are the same controller.
The following further describes the technical scheme provided by the utility model through specific embodiments:
referring to fig. 1 to 4, the utility model provides a battery pole group short circuit test fixture, which is used for carrying out short circuit test on a single battery pole group in the battery manufacturing process, and comprises a pole group feeding and positioning mechanism and a pole group short circuit test mechanism;
the pole group short circuit testing mechanism is used for downwards compacting the battery pole group conveyed by the pole group feeding and positioning mechanism and then carrying out short circuit testing;
the pole group feeding and positioning mechanism is used for conveying the battery pole group to the pole group short circuit testing mechanism, and particularly to the position right below the pole group compression cylinder 1 in the pole group short circuit testing mechanism.
In the utility model, the pole group feeding and positioning mechanism comprises a bottom plate 17 which is horizontally distributed;
the top of the bottom plate 17 is provided with two double-slider linear guide rails 13 which are transversely parallel to each other and longitudinally spaced;
the top parts of the sliding blocks on the two double-sliding-block linear guide rails 13 are connected with the bottoms of the transversely distributed pole group supporting plates 12;
the top of the pole group supporting plate 12 is provided with a pole group supporting plate base plate 11;
the bottom of the pole group supporting plate 12 is connected with the power output end of a magnetic coupling rodless cylinder 16 (specifically, the top of a sliding block connected with the magnetic coupling rodless cylinder);
at least one pair of pole lug positioning support plates are arranged at the top of the pole group support plate base plate 11;
each pair of pole lug positioning support plates comprises two pole lug positioning support plates 10 which are longitudinally distributed and transversely spaced;
the gap between the two pole group lug positioning support plates 10 of the pole group support plate base plate 11 is used for placing a battery pole group which needs short circuit test.
Preferably, in a specific implementation, the magnetically coupled rodless cylinder 16 is located in a longitudinal gap between the two double-slider linear guide rails 13.
Preferably, in particular, two pairs of pole lug positioning support plates 10 are arranged on the top of the pole group support plate pad 11.
Preferably, in a specific implementation, a tab positioning groove 101 is arranged at the top longitudinal middle position of each tab positioning support plate 10;
the tab positioning groove 101 is used for positioning tabs on the battery pole group;
the middle parts of the left side and the right side of the battery pole group are respectively provided with one pole ear, namely two pole ears in total, and the battery pole group comprises a positive pole ear and a negative pole ear.
Preferably, in a specific implementation manner, two buffer support plates 14 which are distributed front and back are respectively and vertically arranged at the top parts of the left end and the right end of the bottom plate 17;
each bumper support 14 is transversely provided with a bumper 15 (i.e., a touch sensor) extending therethrough.
Preferably, in the concrete implementation, the pole group lug positioning support plate 10 is fixedly connected with the pole group support plate base plate 11 through screws;
the damper 15 is installed at the same height as the pole group pallet pad 11.
In the utility model, the supporting frame comprises a pole group compression cylinder locking plate 2 which is horizontally distributed and a locking plate supporting plate 19 which is vertically distributed; the pole group compression cylinder locking plate 2 is positioned right above the middle part of the bottom plate 17;
the pole group short circuit testing mechanism comprises a pole group compression cylinder 1 which is arranged at the top of a pole group compression cylinder locking plate 2;
the power output end of the pole group compression cylinder 1 is connected with a cylinder connecting block 4;
the cylinder connecting block 4 is arranged at the top of the pole group compacting plate 5;
the pole group compressing plate 5 is arranged on the top of the pole group compressing plate backing plate 6;
a pole group compressing plate base plate 6 for compressing the battery pole group on the pole group supporting plate base plate 11 downwards;
the left side and the right side of the pole group compacting plates 5 are respectively connected with a longitudinally distributed short circuit test pillow supporting plate 7;
the bottom of each short-circuit test pillow support plate 7 is connected with the top of a longitudinally distributed short-circuit test pillow 8 through at least one test pillow support spring 9.
Preferably, in the concrete implementation, two short-circuit test pillows 8 are connected with two test ends of the short-circuit tester;
and the two short circuit test pillows 8 are used for downwards moving under the drive of the pole group compressing cylinder 1 so as to be contacted with the lugs positioned at the left side and the right side of the battery pole group, thereby realizing electric connection.
Preferably, in the concrete implementation, a reserved through hole at the output end of the cylinder is arranged at the central position of the pole group compression cylinder locking plate 2;
the power output end (such as a piston rod) of the pole group compression cylinder 1 vertically penetrates through the through hole of the cylinder output end and then is connected with the cylinder connecting block 4.
Preferably, in particular implementation, the shell of the pole group compressing cylinder 1 is fixedly arranged at the top of the pole group compressing cylinder locking plate 2.
Preferably, in particular, the bottom of each short-circuit test pillow support plate 7 is connected with the top of a longitudinally distributed short-circuit test pillow 8 through two test pillow support springs 9 which are symmetrically distributed front and back.
Preferably, in particular, the front and rear ends of the bottom of the cylinder locking plate 2 are respectively connected with the front and rear sides of the middle of the bottom plate 17 through a locking plate supporting plate 19 (in particular, connected through screws).
Preferably, in the concrete implementation, four corners of the top of the pole group compacting plates 5 are respectively and vertically provided with a linear travel guide post 3;
the pole group compressing cylinder locking plate 2 is arranged at a position corresponding to each linear travel guide post 3, and is provided with a guide post guide cylinder 201;
the upper end of each linear travel guide post 3 vertically penetrates through the guide post guide cylinder 201 upwards.
Preferably, in particular, the linear travel guide post 3 is in clearance fit with the guide post guide cylinder 201.
In the utility model, preferably, in particular implementation, the signal control ends of the magnetic coupling rodless cylinder 16 and the pole group compressing cylinder 1 are connected with a cylinder control unit in an electric control box 18;
the cylinder control unit in the electric cabinet 18 is configured to send control signals to the magnetic coupling rodless cylinder 16 and the pole group compressing cylinder 1, respectively, and control the working states of the magnetic coupling rodless cylinder 16 and the pole group compressing cylinder 1 (e.g., send control signals of whether to move, stop moving, etc.).
Preferably, in particular, the cylinder control unit in the electric cabinet 18 is a well-established PLC controller of the prior art, such as a PLC controller of the CP1H-XA40DT-D model.
In the present utility model, preferably, in particular, the air inlet and the air outlet on the magnetic coupling rodless cylinder 16 are respectively connected with the first air outlet and the first air inlet of a first air source (for example, an air compressor) arranged in an electric cabinet 18 through a conduit;
the air inlet and the air outlet on the pole group compression cylinder 1 are respectively connected with a second air outlet and a second air inlet of a second air source (such as an air compressor) arranged in the electric cabinet 18 through a conduit;
preferably, in the concrete implementation, each guide pipeline is respectively provided with a solenoid valve for controlling whether the gas is conducted or not;
an electromagnetic valve control unit is arranged in the electric cabinet 18 and is respectively connected with each electromagnetic valve for controlling the working state (whether the electromagnetic valve is switched on or off).
Preferably, in a specific implementation, the first air source and the second air source are integrated into one air source.
It should be noted that, the cylinder control unit and the solenoid valve control unit may be a programmable controller PLC, a central processing unit CPU, a digital signal processor DSP, or a single chip microcomputer MCU.
By applying the utility model, the staff only needs to put the battery pole group at the test station, the subsequent work can be automatically carried out (for example, the circuit and the PLC control can be used), the false test probability caused by manual operation of the staff is reduced, the accuracy of the short circuit test is improved, the operation difficulty of the staff is reduced, the workload of the staff is reduced, and the labor intensity is reduced.
It should be noted that, because this patent is through the drive of magnetic coupling rodless cylinder 16, can send into the battery polar group that needs short circuit test to the polar group directly under compressing tightly cylinder 1 automatically, need not the manual battery polar group of moving and test, showing improved work efficiency, reduced staff's intensity of labour to the accuracy of test result has also been guaranteed.
In the utility model, the short circuit tester is a well-known device in the prior art, for example, a long-acting DET-2000 short circuit tester can be used, and the short circuit test operation can be realized by connecting with the tabs of the battery pole group.
Preferably, in particular, the short circuit tester is disposed in the electric cabinet 18.
In the utility model, the pole group compressing cylinder 1 is used for driving the pole group compressing plate 5 to compress the battery pole group downwards and simultaneously driving the short circuit test pillow 8 to move up and down to contact with the pole lugs of the battery pole group so as to finish the short circuit test.
The magnetic coupling rodless cylinder 16 is used for driving the pole group supporting plate 12 to move transversely and leftwards, so that the exchange of two testing stations is completed, and the placed battery pole group moves to the testing station (namely, the position right below the pole group pressing cylinder 1) for testing. According to the operation rule requirement of the short circuit test, a extrusion force is required to be applied in the short circuit test process of the battery, so that the positive and negative plates in the battery electrode group are in close contact with the diaphragm, the probability of misjudgment as good products due to the fact that the positive and negative plates are not in contact with the diaphragm is reduced when current passes, and the accuracy of the short circuit test is improved.
In order to more clearly understand the technical scheme of the present utility model, the following describes the application process of the present utility model.
The battery polar group to be tested is placed on the top of the polar group supporting plate base plate 11 in a lying manner, and is specifically placed in a gap between the two polar group polar lug positioning supporting plates 10, then the magnetic coupling rodless cylinder 16 is started (a control signal can be sent to the magnetic coupling rodless cylinder 16 through the electric cabinet), so that the polar group supporting plate base plate 11 moves rightwards to bring the battery polar group to a testing station, after the battery polar group reaches the testing station, the edge of the polar group supporting plate base plate 11 can be contacted with the buffer 15 (namely, a contact sensor), so that the buffer 15 sends out a triggering electric signal, the polar group pressing cylinder 1 is triggered to work, and the polar group pressing cylinder 1 drives the polar group pressing plate 5 to move downwards, so that the battery polar group is pressed downwards. In particular, if a buffer is not provided, the control electrode group compression cylinder 1 may be triggered manually to inform.
The pole group compacting cylinder 1 is provided with an in-place sensor, when the cylinder runs to a preset position, the downward movement is stopped, and a trigger signal can be sent to the short circuit tester at the same time to trigger the short circuit tester to carry out short circuit test on the battery pole group.
It should be noted that, after the short circuit tester completes the test, an electrical signal may be output to trigger the control electrode group compressing cylinder 1 to drive the electrode group compressing plate 5 to move upwards, and return to the original position.
In summary, compared with the prior art, the battery pole group short circuit test tool provided by the utility model has the advantages that the design is scientific, the short circuit test can be accurately and reliably performed on the battery pole group, the test work efficiency is obviously improved, the labor intensity of staff is reduced, and the tool has great practical significance.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. The battery pole group short circuit test fixture is characterized by comprising a pole group feeding and positioning mechanism and a pole group short circuit test mechanism;
the pole group feeding and positioning mechanism is used for conveying the battery pole group to the position below the pole group short circuit testing mechanism;
the pole group short circuit testing mechanism is used for pressing the battery pole group conveyed by the pole group feeding and positioning mechanism downwards and then carrying out short circuit testing;
the pole group short circuit testing mechanism is fixed above the pole group feeding and positioning mechanism through a supporting frame.
2. The battery pole group short circuit test fixture of claim 1, wherein the pole group feeding and positioning mechanism comprises a pole group conveying device and a pole group positioning device arranged on the pole group conveying mechanism.
3. The battery pole group short circuit test fixture according to claim 2, wherein the pole group conveying device comprises a guide rail (13), a first pneumatic device and a first controller, and the first pneumatic device is connected with the first controller through a signal line;
the bottom of the pole group positioning device is respectively connected with the guide rail (13) and the first pneumatic device, and the first pneumatic device drives the pole group positioning device to move along the guide rail (13);
and/or the number of the groups of groups,
the pole group positioning device comprises a pole group supporting plate (12) and pole lug positioning supporting plates (10) which are arranged on the pole group supporting plate (12) and are spaced from each other;
the bottom of the pole group supporting plate (12) is respectively connected with the guide rail (13) and the first pneumatic device.
4. A battery pole group short circuit test fixture according to claim 3, characterized in that the first pneumatic means comprises a magnetically coupled rodless cylinder (16) and a first solenoid valve;
the first controller is connected with the magnetic coupling rodless cylinder (16) and the first electromagnetic valve through signal wires respectively; the magnetic coupling rodless cylinder (16) is connected with the first electromagnetic valve through a pipeline.
5. A battery pole group short circuit test fixture according to claim 3, characterized in that the pole group transfer means further comprises a bottom plate (17);
the guide rail (13) is arranged on the bottom plate (17);
the supporting frame is arranged in the middle of the bottom plate (17).
6. The battery pole group short circuit test fixture according to claim 4, wherein the pole group short circuit test mechanism comprises a pressing device and a short circuit test device connected with the pressing device;
the compressing device is arranged above the pole group feeding and positioning mechanism through a supporting frame;
after the pressing device presses the electrode group to be tested downwards, the short circuit testing device is connected with the electrode lugs of the electrode group to be tested.
7. The battery pole group short circuit test fixture according to claim 6, wherein the compressing device comprises a stroke guide post (3), a pole group compressing plate (5), a second pneumatic device and a second controller;
the second pneumatic device is arranged on the support frame and connected with the pole group compressing plate (5), and the pole group compressing plate (5) is driven to move up and down through the travel guide post (3);
the second pneumatic device is connected with the second controller through a signal line;
and/or the number of the groups of groups,
the short circuit testing device comprises a short circuit testing pillow (8) and a short circuit tester connected with the short circuit testing pillow (8);
the short circuit test pillow (8) is arranged at two sides of the pole group compacting plates (5).
8. The battery pole group short circuit test fixture according to claim 7, wherein the second pneumatic device comprises a compression cylinder (1) and a second electromagnetic valve;
the compaction cylinder (1) and the second electromagnetic valve are independently connected with the second controller through a signal line;
the compaction cylinder (1) is connected with the second electromagnetic valve through a pipeline;
and/or the number of the groups of groups,
the short circuit test pillow (8) is connected to the two sides of the pole group compacting plates (5) through the short circuit test pillow support plates (7);
a test pillow supporting spring (9) is arranged between the short circuit test pillow (8) and the short circuit test pillow supporting plate (7).
9. The battery pole group short circuit test fixture of claim 8, wherein the first pneumatic device further comprises a first contact sensor, the first contact sensor being connected to the first controller;
the second pneumatic device further includes a second touch sensor coupled to the second controller.
10. The battery pole group short circuit test fixture of claim 6, wherein the first controller and the second controller are the same controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320646280.8U CN219475803U (en) | 2023-03-29 | 2023-03-29 | Battery pole group short circuit test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320646280.8U CN219475803U (en) | 2023-03-29 | 2023-03-29 | Battery pole group short circuit test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219475803U true CN219475803U (en) | 2023-08-04 |
Family
ID=87466081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320646280.8U Active CN219475803U (en) | 2023-03-29 | 2023-03-29 | Battery pole group short circuit test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219475803U (en) |
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2023
- 2023-03-29 CN CN202320646280.8U patent/CN219475803U/en active Active
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