CN117483272A - Core pressing short circuit testing mechanism matched with semi-automatic winding machine - Google Patents
Core pressing short circuit testing mechanism matched with semi-automatic winding machine Download PDFInfo
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- CN117483272A CN117483272A CN202311452483.4A CN202311452483A CN117483272A CN 117483272 A CN117483272 A CN 117483272A CN 202311452483 A CN202311452483 A CN 202311452483A CN 117483272 A CN117483272 A CN 117483272A
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- 238000012360 testing method Methods 0.000 title claims abstract description 98
- 238000003825 pressing Methods 0.000 title claims abstract description 90
- 238000004804 winding Methods 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 56
- 238000007493 shaping process Methods 0.000 claims abstract description 25
- 230000002950 deficient Effects 0.000 claims abstract description 23
- 238000012546 transfer Methods 0.000 claims description 36
- 230000005484 gravity Effects 0.000 claims description 21
- 239000000523 sample Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000005056 compaction Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 5
- 239000011162 core material Substances 0.000 description 97
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a core pressing and short circuit testing mechanism of a matched semi-automatic winding machine, which relates to the technical field of battery production equipment and comprises a frame, wherein a testing platform is transversely and fixedly arranged on the frame, a base plate is fixedly arranged on the testing platform, a material receiving mechanism is used for taking down a battery core coiled by the winding machine and pre-shaping the battery core, a transferring mechanism is used for transferring the battery core taken down by the material receiving mechanism onto the base plate, adjusting and positioning the position of the battery core, ensuring the position consistency of each battery core in the horizontal and horizontal directions, and a core pressing testing mechanism is used for testing whether the battery core is short-circuited or not and picking out defective products of the short circuit. According to the core pressing and short circuit testing mechanism of the matched semi-automatic winding machine, disclosed by the utility model, the procedures of blanking the battery core, shaping the battery core, testing the short circuit and rejecting the short circuit failure can be unmanned through the cooperative cooperation of the material receiving mechanism, the transferring mechanism and the core pressing and testing mechanism, so that good products automatically flow into a production line, and the production efficiency of equipment is greatly improved.
Description
Technical Field
The utility model relates to the technical field of battery production equipment, in particular to a core pressing and short circuit testing mechanism matched with a semi-automatic winding machine.
Background
In the prior art, as disclosed in chinese patent publication No. CN210775800U, a hot-pressing core-winding testing device for lithium battery comprises a mounting frame, a core-pressing testing component, a core station transferring component and a core conveying component, wherein the core-pressing testing component, the core station transferring component and the core conveying component are respectively arranged on the mounting frame; the core pressing test assembly comprises a core positioning piece, a core pressing piece and a core testing piece, wherein the core pressing piece comprises a core pressing driver and a pressing test plate, the pressing test plate is arranged on the core pressing driver, the core positioning piece is used for positioning a core, and the core testing piece is used for testing the core. The electric core can be positioned in the test area by arranging the pressing test plate and the air cylinder, and the positioning assembly is arranged, so that the electric core can be positioned, the test accuracy is improved, repeated tests are avoided, and the test efficiency is improved. However, the technical scheme has the following defects: after the short circuit test is carried out on the lithium battery, the existing device generally needs to manually select out bad battery cells, has low production efficiency and can increase labor cost.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a core pressing and short circuit testing mechanism of a matched semi-automatic winding machine, and through the cooperative cooperation of a material receiving mechanism, a transferring mechanism and a core pressing and testing mechanism, unmanned processes of core blanking, core shaping and core pressing, short circuit testing and poor short circuit eliminating can be realized, good products can automatically flow into a production line, and the production efficiency of equipment is greatly improved.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a core pressing and short circuit testing mechanism of a matched semi-automatic winding machine, which comprises the following components:
a testing platform is transversely and fixedly arranged on the frame, a backing plate is fixedly arranged on the testing platform,
the material receiving mechanism is used for taking down the battery core which is wound by the winding machine and pre-shaping the battery core,
the transfer mechanism is used for transferring the electric core taken down by the receiving mechanism onto the backing plate, adjusting and positioning the position of the electric core, ensuring the position consistency of each electric core in the horizontal transverse direction and the horizontal longitudinal direction,
and the core pressing testing mechanism is used for testing whether the battery core is short-circuited or not and picking out defective products of the short circuit.
In a preferred technical scheme of the utility model, the material receiving mechanism comprises a material receiving cylinder, a material receiving plate and a vacuum air pump, wherein the material receiving plate is arranged on the left side of the base plate, the material receiving cylinder is transversely arranged above the base plate, the fixed end of the material receiving cylinder is connected to the frame, the output end of the material receiving cylinder is connected with the material receiving plate, more than two air holes are uniformly formed in the material receiving plate, and the bottom of the material receiving plate is fixedly provided with the vacuum air pump connected with the air holes.
In the preferred technical scheme of the utility model, a pre-pressing shaping cylinder is further arranged above the material receiving plate, and an output shaft of the pre-pressing shaping cylinder is connected with a pre-pressing shaping plate.
In the preferred technical scheme of the utility model, the transfer mechanism comprises a sliding seat, a left and right transfer cylinder, a front and rear transfer cylinder and a transfer pulling piece, wherein the sliding seat is connected to the test platform in a sliding way, the fixed ends of the left and right transfer cylinders are connected to the test platform, the output ends of the shifting left and right air cylinders are connected to the sliding seat, the top of the sliding seat is fixedly provided with shifting front and rear air cylinders, the shifting left and right air cylinders and the shifting front and rear air cylinders are vertically arranged, the output ends of the shifting front and rear air cylinders are connected with shifting pulling sheets, and the shifting pulling sheets are provided with accommodating grooves for accommodating the battery cells.
In the preferred technical scheme of the utility model, the transfer mechanism further comprises a front and rear positioning cylinder and a positioning plate of the battery cell, the transfer pulling piece and the positioning plate are respectively arranged on the front side and the rear side of the base plate, the front and rear positioning cylinder of the battery cell is fixedly arranged on the test platform, and the output end of the front and rear positioning cylinder of the battery cell is connected with the positioning plate.
In a preferred technical scheme of the utility model, the core pressing testing mechanism comprises a core pressing cylinder, a core pressing plate and a testing probe, wherein the core pressing plate is arranged above the base plate, the core pressing cylinder is fixedly arranged on the frame, the output end of the core pressing cylinder is connected with the core pressing plate, two testing probes are arranged on one side of the core pressing plate, and the testing probes can be contacted with the positive electrode and the negative electrode of the battery core to test whether the battery core is in short circuit or not.
In the preferred technical scheme of the utility model, the gravity sensor is further arranged on the pressure core plate and used for monitoring the extrusion force of the pressure core plate, the gravity sensor instrument is fixedly arranged on the frame, and the gravity sensor is electrically connected with the gravity sensor instrument.
In the preferred technical scheme of the utility model, the heating module is embedded in the core pressing plate, a bracket for installing the temperature controller is arranged on one side of the frame, and the heating module is electrically connected with the temperature controller.
In the preferred technical scheme of the utility model, the press core testing mechanism further comprises a defective rejection assembly, the defective rejection assembly comprises a rejection cylinder, a connecting plate, a blanking plate and a defective product box, the blanking plate is arranged on the right side of the testing platform, the connecting plate is fixedly arranged at the bottom of the blanking plate, the fixed end of the rejection cylinder is connected to the bottom of the testing platform, the output end of the rejection cylinder is connected with the blanking plate, and the defective product box is arranged below the blanking plate.
The beneficial effects of the utility model are as follows:
the utility model provides a core pressing and short circuit testing mechanism of a matched semi-automatic winding machine, which can realize unmanned cell blanking, cell shaping and core pressing, short circuit testing and defective short circuit rejection through the cooperative cooperation of a material receiving mechanism, a transfer mechanism and a core pressing testing mechanism, so that good products automatically flow into a production line, and the production efficiency of equipment is greatly improved; the pre-pressing shaping cylinder and the pre-pressing shaping plate are arranged, so that the battery cell can be pre-shaped before the core pressing test, and the positioning accuracy of the battery cell is improved; the utility model can monitor extrusion force in real time by arranging the gravity sensor, ensure the product quality, and the arranged gravity sensor instrument can receive the pressure signal of the gravity sensor and display the pressure signal through the number, so that the extrusion force is visualized, and the utility model is convenient for workers to regulate and control the output pressure of a core pressing cylinder; the bad rejection subassembly that sets up can make it drop to the defective products box after detecting the bad electric core of emergence short circuit, need not manual operation, helps reducing the cost of labor.
Drawings
FIG. 1 is a schematic diagram of a core-pressing and short-circuit-testing mechanism of a matched semiautomatic winding machine according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a schematic view of the structure of fig. 1 at another view angle.
In the figure:
1. a frame; 2. a test platform; 3. a backing plate; 4. a receiving mechanism; 41. a material receiving cylinder; 42. a receiving plate; 43. air holes; 44. a vacuum air pump; 45. a prepressing shaping cylinder; 46. pre-pressing the shaping plate; 5. a battery cell; 6. a transfer mechanism; 61. a sliding seat; 62. a left cylinder and a right cylinder for transferring; 63. a transfer front and rear cylinder; 64. transferring the shifting sheet; 65. a receiving groove; 66. positioning cylinders in front and behind the battery cell; 67. a positioning plate; 7. a core pressing testing mechanism; 71. a core pressing cylinder; 72. core pressing plates; 73. a test probe; 74. a gravity sensor; 75. a gravity sensor meter; 76. a bracket; 77. a reject assembly; 771. removing the air cylinder; 772. a connecting plate; 773. a blanking plate; 774. defective product box.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-3, in an embodiment, a core-pressing and short-circuit-detecting mechanism of a matched semiautomatic winding machine is provided, which includes:
a machine frame 1, a test platform 2 is transversely and fixedly arranged on the machine frame 1, a backing plate 3 is fixedly arranged on the test platform 2,
the receiving mechanism 4 is used for taking down the battery cell 5 which is wound by the winding machine and pre-shaping the battery cell 5,
the transfer mechanism 6 is used for transferring the battery cells 5 taken down by the material receiving mechanism 4 onto the backing plate 3, adjusting and positioning the positions of the battery cells 5, ensuring the position consistency of each battery cell 5 in the horizontal transverse direction and the horizontal longitudinal direction,
and the core pressing testing mechanism 7 is used for testing whether the battery core 5 is short-circuited or not and picking out defective products of the short circuit.
In this embodiment, the rack 1 is a rectangular frame, the test platform 2 is horizontally disposed on the left side of the rack 1, and the right end of the test platform 2 is fixedly connected with the bottom end of the rack 1. A plurality of battery cells 5 to be tested can be placed on the base plate 3 at a time. Through the cooperation of the material receiving mechanism 4, the transfer mechanism 6 and the core pressing testing mechanism 7, the unmanned electric core shaping and core pressing, short circuit testing and poor short circuit rejection can be realized, good products can automatically flow into a production line, and the production efficiency of equipment is greatly improved.
Specifically, the material receiving mechanism 4 comprises a material receiving cylinder 41, a material receiving plate 42 and a vacuum air pump 44, wherein the material receiving plate 42 is arranged on the left side of the base plate 3, the material receiving cylinder 41 is transversely arranged above the base plate 3, the fixed end of the material receiving cylinder 41 is connected to the frame 1, the output end of the material receiving cylinder 41 is connected with the material receiving plate 42, more than two air holes 43 are uniformly formed in the material receiving plate 42, and the vacuum air pump 44 connected with the air holes 43 is fixedly arranged at the bottom of the material receiving plate 42. In this embodiment, the material receiving cylinder 41 is of a telescopic structure, and is used for driving the material receiving plate 42 to move left and right, so that the material receiving plate 42 can be controlled to move below the winding needle of the winding machine to receive the battery cell 5 after the winding machine completes winding of the battery cell 5. The receiving plate 42 is horizontally arranged on the left side of the backing plate 3, and the top end surface of the receiving plate 42 is flush with the top end surface of the backing plate 3. The vacuum air pump 44 can be used for exhausting air, so that the air hole 43 is in a negative pressure state, and the battery cell 5 is adsorbed on the material receiving plate 42, and the battery cell is prevented from rolling and deviating.
Specifically, the material receiving plate 42 top still is provided with pre-compaction plastic cylinder 45, and the output shaft of pre-compaction plastic cylinder 45 is connected with pre-compaction shaping plate 46. In this embodiment, the pre-pressing shaping plate 46 is disposed below the pre-pressing shaping cylinder 45, and because the shape of the just wound battery core is not regular, there may be uneven height, the pre-pressing shaping cylinder 45 is capable of driving the pre-pressing shaping plate 46 to move down to pre-compress the battery core 5, so as to pre-shape the battery core 5 before testing.
Specifically, the transfer mechanism 6 includes a sliding seat 61, a left and right transfer cylinder 62, a front and rear transfer cylinder 63 and a transfer pulling plate 64, the sliding seat 61 is slidably connected to the test platform 2, the fixed end of the left and right transfer cylinder 62 is connected to the test platform 2, the output end of the left and right transfer cylinder 62 is connected to the sliding seat 61, the front and rear transfer cylinder 63 is fixedly arranged at the top of the sliding seat 61, the left and right transfer cylinder 62 and the front and rear transfer cylinder 63 are vertically arranged, the output end of the front and rear transfer cylinder 63 is connected with the transfer pulling plate 64, and the transfer pulling plate 64 is provided with a containing groove 65 for containing the battery cell 5. In this embodiment, the sliding seat 61 is a U-shaped seat, and the test platform 2 is located inside the U-shaped seat and is slidably connected to the front and rear sidewalls of the U-shaped seat. The transfer pulling plate 64 is disposed above the test platform 2, and the transfer front and rear cylinders 63 are of a telescopic structure, so that the transfer pulling plate 64 can be driven to move forward and backward, and one end of the battery cell 5 is clamped into the accommodating groove 65. The front and back transfer cylinders 63 are also telescopic structures, and are used for driving the sliding seat 61 to slide left and right on the test platform 2, and further synchronously driving the transfer pulling piece 64 to move left and right, so that the battery cells 4 on the material receiving plate 42 are pushed onto the backing plate 3, and the transfer pulling piece 64 can automatically position the left and right positions of the battery cells 5 in the process of transferring the battery cells 5.
Specifically, the transferring mechanism 6 further includes a positioning cylinder 66 and a positioning plate 67 around the battery cell, the transferring pulling plate 64 and the positioning plate 67 are respectively disposed on the front and rear sides of the backing plate 3, the positioning cylinder 66 around the battery cell is fixedly disposed on the test platform 2, and the output end of the positioning cylinder 66 around the battery cell is connected with the positioning plate 67. In this embodiment, the positioning cylinder 66 is disposed at the rear side of the base plate 3, and is used for driving the positioning plate 67 to move back and forth, so as to position the front and back positions of the battery cells 5 on the base plate 3, and the battery cells 5 can be located at the correct detection positions by cooperating the transfer pulling plate 64 with the positioning plate 67.
Specifically, the core pressing testing mechanism 7 includes a core pressing cylinder 71, a core pressing plate 72 and a testing probe 73, the core pressing plate 72 is arranged above the base plate 3, the core pressing cylinder 71 is fixedly arranged on the frame 1, an output end of the core pressing cylinder 71 is connected with the core pressing plate 72, two testing probes 73 are arranged on one side of the core pressing plate 72, and the testing probes 73 can be in contact with the positive electrode and the negative electrode of the battery cell 5 to test whether the battery cell 5 is in short circuit. In the present embodiment, the core pressing plate 72 is disposed below the core pressing cylinder 71, and the core pressing plate 72 is slidably connected with the sliding rail on the side wall of the frame 1. The core pressing cylinder 71 is of a telescopic structure, and the core pressing cylinder 71 is fixedly arranged on the inner top wall of the frame 1 and is used for driving the core pressing plate 72 to move downwards to squeeze the battery cells 5, so that the thicknesses of the finished battery cells 5 are consistent. Two test probes 73 are disposed on the front side of the core plate 72, and the two test probes 3 are respectively in contact with the positive and negative electrodes of the battery cell 5 to test whether a short circuit occurs.
Specifically, the pressure core plate 72 is further provided with a gravity sensor 74 for monitoring the extrusion force of the pressure core plate 72, the gravity sensor meter 75 is fixedly arranged on the frame 1, and the gravity sensor 74 is electrically connected with the gravity sensor meter 75. In this embodiment, because in the extrusion process, the too big powder that can lead to on the pole piece breaks away from of pressure, influences battery electrical property, and the too little effect that probably can not reach the shaping of pressure can lead to a small number of electric core bad after the electric core plastic to influence electric capacity battery electrical property, reduce the qualification rate, through setting up gravity sensor 74, can the real-time supervision extrusion force, guarantee product quality. The gravity sensor instrument 75 is fixedly arranged at the top of the frame 1, and the gravity sensor instrument 75 can receive pressure signals of the gravity sensor 74 and display the pressure signals through numbers, so that extrusion force is visualized, and the output pressure of the pressure core cylinder 71 can be conveniently regulated and controlled by workers.
Specifically, the core pressing plate 72 is further embedded with a heating module, a bracket 76 for installing a temperature controller is arranged on one side of the frame 1, and the heating module is electrically connected with the temperature controller. In this embodiment, the heating module can heat the core pressing plate 72, and further heat the core 6 synchronously in the core pressing process to increase the toughness of the core material, so that plastic deformation can occur more easily. The temperature controller is used for adjusting the heating temperature of the heating module.
Specifically, press core testing mechanism 7 still includes bad rejection subassembly 77, and bad rejection subassembly 77 includes rejects cylinder 771, connecting plate 772, flitch 773 and defective products box 774, and flitch 773 sets up in test platform 2 right side, and flitch 773 bottom has set firmly connecting plate 772, rejects cylinder 771 stiff end and is connected to test platform 2 bottoms, rejects cylinder 771 output and is connected with flitch 773, and flitch 773 below still is provided with defective products box 774. In this embodiment, the defective rejecting component 77 is used to reject the electrical core 5 with defective short circuit, and the good product automatically flows into the production line. Wherein, the top end surface of the blanking plate 773 is flush with the top end surface of the backing plate 3; the rejecting air cylinder 771 is of a telescopic structure, and can drive the connecting plate 772 to move left and right, so as to drive the blanking plate 773 to move synchronously, and blanking of good-quality battery cells 5 is achieved. The defective product box 774 is used for storing defective products.
Working principle:
when the electric core 5 pre-compression device is used, firstly, the material receiving cylinder 41 is controlled to drive the material receiving plate 42 to move leftwards to the lower part of the winding machine winding needle, at the moment, the vacuum air pump 44 is started to enable the air hole 43 to form negative pressure, so that the wound electric core 5 is adsorbed on the material receiving plate 42, then the winding machine winding needle is retracted to separate the electric core 5 from the winding machine, then the material receiving cylinder 41 is contracted to drive the material receiving plate 42 to move rightwards, the material receiving plate 42 is gradually close to the backing plate 3, and meanwhile, the pre-compression shaping cylinder 45 is controlled to extend to drive the pre-compression shaping plate 46 to press downwards, so that the electric core 5 is pre-compressed. Then, the left and right shifting cylinders 62 are controlled to drive the sliding seat 61 to move leftwards, so that the shifting pulling plate 64 is just aligned with the battery cell 5 on the material receiving plate 42, at the moment, the shifting front and rear cylinders 63 stretch to drive the shifting pulling plate 64 to gradually approach the battery cell 5, the end part of the battery cell 5 is clamped into the accommodating groove 65, then the left and right shifting cylinders 62 shrink to drive the sliding seat 61 to move rightwards, further the shifting pulling plate 64 can push the battery cell 5 to the backing plate 3 from the material receiving plate 42, then the shifting front and rear cylinders 63 shrink to drive the shifting pulling plate 64 to separate from the battery cell 5, and at the moment, the front and rear positioning cylinders 66 stretch to drive the positioning plate 67 to move forwards, so that the front and rear positions of the battery cell 6 are positioned. After the positioning of the battery cell 5 is completed, the transferring and shifting sheet 64 pushes the battery cell 5 to a testing station, then the core pressing cylinder 61 stretches to drive the core pressing plate 72 to move downwards, the battery cell 5 is subjected to hot pressing and shaping, and at the moment, the testing probes 73 positioned on one side of the core pressing plate 72 can be respectively contacted with the positive electrode and the negative electrode of the battery cell 5, so that the short circuit testing function is completed. When the tested battery cells 5 are good products, the blanking plate 773 is driven by the rejecting cylinder 771 to move left, so that the blanking plate 773 is close to the base plate 3, and at the moment, the transferring pulling piece 64 can push the good product battery cells 5 from the base plate 3 to the blanking plate 773, and then the good product battery cells automatically flow into a production line; otherwise, when the battery cell 5 obtained through testing is a defective product, the reject cylinder 771 drives the blanking plate 773 to move rightwards, so that the blanking plate 773 is far away from the base plate 3, and the transfer pulling piece 64 can push the defective battery cell 5 into the defective product box 774 at the bottom at the moment, so that the defective product is automatically rejected.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the utility model as defined by the claims of the present application.
Claims (9)
1. The utility model provides a supporting semiautomatic winding machine's core pressing short circuit detection mechanism which characterized in that includes:
a machine frame (1), a test platform (2) is transversely and fixedly arranged on the machine frame (1), a base plate (3) is fixedly arranged on the test platform (2),
the receiving mechanism (4) is used for taking down the battery core (5) which is coiled by the coiling machine and pre-shaping the battery core (5),
the transfer mechanism (6) is used for transferring the battery cells (5) taken down by the material receiving mechanism (4) onto the backing plate (3), adjusting and positioning the positions of the battery cells (5) and ensuring the position consistency of each battery cell (5) in the horizontal transverse direction and the horizontal longitudinal direction,
and the core pressing testing mechanism (7) is used for testing whether the battery core (5) is short-circuited or not and picking out defective products of the short circuit.
2. The core-pressing and shorting mechanism of a matched semiautomatic winding machine as claimed in claim 1, wherein: the material receiving mechanism (4) comprises a material receiving cylinder (41), a material receiving plate (42) and a vacuum air pump (44), wherein the material receiving plate (42) is arranged on the left side of the base plate (3), the material receiving cylinder (41) is transversely arranged above the base plate (3), the fixed end of the material receiving cylinder (41) is connected to the frame (1), the output end of the material receiving cylinder (41) is connected with the material receiving plate (42), more than two air holes (43) are uniformly formed in the material receiving plate (42), and the vacuum air pump (44) connected with the air holes (43) are fixedly arranged at the bottom of the material receiving plate (42).
3. The core-pressing and shorting mechanism of a matched semiautomatic winding machine as claimed in claim 2, wherein: the material receiving plate (42) top still is provided with pre-compaction plastic cylinder (45), and the output shaft of pre-compaction plastic cylinder (45) has pre-compaction shaping plate (46).
4. The core-pressing and shorting mechanism of a matched semiautomatic winding machine as claimed in claim 1, wherein: the automatic electric core (5) is characterized in that the transferring mechanism (6) comprises a sliding seat (61), a transferring left-right air cylinder (62), a transferring front-rear air cylinder (63) and a transferring pulling piece (64), the sliding seat (61) is slidably connected to the testing platform (2), the fixed end of the transferring left-right air cylinder (62) is connected to the testing platform (2), the output end of the transferring left-right air cylinder (62) is connected to the sliding seat (61), the top of the sliding seat (61) is fixedly provided with the transferring front-rear air cylinder (63), the transferring left-right air cylinder (62) and the transferring front-rear air cylinder (63) are vertically arranged, the output end of the transferring front-rear air cylinder (63) is connected with the transferring pulling piece (64), and the transferring pulling piece (64) is provided with a containing groove (65) for containing the electric core (5).
5. The core shorting mechanism of claim 4, wherein: the transfer mechanism (6) further comprises a front-back positioning cylinder (66) and a positioning plate (67) of the battery cell, the transfer pulling sheet (64) and the positioning plate (67) are respectively arranged on the front side and the back side of the base plate (3), the front-back positioning cylinder (66) of the battery cell is fixedly arranged on the test platform (2), and the output end of the front-back positioning cylinder (66) of the battery cell is connected with the positioning plate (67).
6. The core-pressing and shorting mechanism of a matched semiautomatic winding machine as claimed in claim 1, wherein: the core pressing testing mechanism (7) comprises a core pressing cylinder (71), a core pressing plate (72) and testing probes (73), wherein the core pressing plate (72) is arranged above the base plate (3), the core pressing cylinder (71) is fixedly arranged on the frame (1), the output end of the core pressing cylinder (71) is connected with the core pressing plate (72), two testing probes (73) are arranged on one side of the core pressing plate (72), and the testing probes (73) can be contacted with the positive electrode and the negative electrode of the battery cell (5) to test whether the battery cell (5) is in short circuit or not.
7. The core shorting mechanism of claim 6, wherein: the gravity sensor (74) is further arranged on the pressure core plate (72) and used for monitoring the extrusion force of the pressure core plate (72), the gravity sensor instrument (75) is fixedly arranged on the frame (1), and the gravity sensor (74) is electrically connected with the gravity sensor instrument (75).
8. The core shorting mechanism of claim 6, wherein: the heating module is further embedded in the core pressing plate (72), a bracket (76) for installing a temperature controller is arranged on one side of the frame (1), and the heating module is electrically connected with the temperature controller.
9. The core shorting mechanism of claim 6, wherein: the core pressing testing mechanism (7) further comprises a poor rejection assembly (77), the poor rejection assembly (77) comprises a rejection cylinder (771), a connecting plate (772), a blanking plate (773) and a defective product box (774), the blanking plate (773) is arranged on the right side of the testing platform (2), the connecting plate (772) is fixedly arranged at the bottom of the blanking plate (773), the fixed end of the rejection cylinder (771) is connected to the bottom of the testing platform (2), the output end of the rejection cylinder (771) is connected with the blanking plate (773), and the defective product box (774) is further arranged below the blanking plate (773).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311452483.4A CN117483272A (en) | 2023-11-02 | 2023-11-02 | Core pressing short circuit testing mechanism matched with semi-automatic winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311452483.4A CN117483272A (en) | 2023-11-02 | 2023-11-02 | Core pressing short circuit testing mechanism matched with semi-automatic winding machine |
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| Publication Number | Publication Date |
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| CN117483272A true CN117483272A (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311452483.4A Pending CN117483272A (en) | 2023-11-02 | 2023-11-02 | Core pressing short circuit testing mechanism matched with semi-automatic winding machine |
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| CN (1) | CN117483272A (en) |
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| CN115472916A (en) * | 2022-10-11 | 2022-12-13 | 广东速美达自动化股份有限公司 | Full-automatic production line for assembling and packaging battery packs into shells |
| WO2023065417A1 (en) * | 2021-10-19 | 2023-04-27 | 天津力神电池股份有限公司 | Polymer battery core shaping device |
| CN116749572A (en) * | 2023-05-31 | 2023-09-15 | 厦门合南道智能科技有限公司 | Cell pressurizing mechanism and control method |
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2023
- 2023-11-02 CN CN202311452483.4A patent/CN117483272A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203842840U (en) * | 2014-04-30 | 2014-09-24 | 乔讯电子(上海)有限公司 | Automatic defective product elimination device for pin plugging machine |
| CN108493474A (en) * | 2018-04-20 | 2018-09-04 | 东莞市米得自动化科技有限公司 | Intelligent full-automatic naked battery core pressure surveys all-in-one machine |
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| WO2023065417A1 (en) * | 2021-10-19 | 2023-04-27 | 天津力神电池股份有限公司 | Polymer battery core shaping device |
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