CN110380105B - Cylindrical cell core die forming device - Google Patents
Cylindrical cell core die forming device Download PDFInfo
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- CN110380105B CN110380105B CN201910767756.1A CN201910767756A CN110380105B CN 110380105 B CN110380105 B CN 110380105B CN 201910767756 A CN201910767756 A CN 201910767756A CN 110380105 B CN110380105 B CN 110380105B
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- electric core
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004070 electrodeposition Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000926 separation method 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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a cylindrical cell core module forming device, which comprises a mounting rack and a magnetic guide row; the mounting frame comprises a left mounting frame and a right mounting frame which wrap a plurality of battery cells inside; the magnetic diversion rows are provided with positioning ports; the left mounting frame is provided with a plurality of electric core outer cavities, the right mounting frame is provided with a plurality of electric core inner cavities corresponding to the electric core outer cavities, and after the left mounting frame and the right mounting frame are combined through a connecting device, the electric core inner cavities corresponding to the electric core outer cavities form an electric core cavity for placing the electric core, so that the placed electric core is tightly attached to the inner side of the electric core cavity; the cylindrical battery cell module manufactured and formed by the invention ensures that the battery cell is welded together with the busbar after being separated from the bracket, solves the problem that the conventional battery cell module must be used with the bracket, greatly lightens the integral gravity of the battery cell module, indirectly increases the endurance of a new energy vehicle, and ensures that the integral heat dissipation effect of the battery cell module is better.
Description
Technical Field
The invention relates to a cylindrical cell core die forming device.
Background
At present, the shortage and consumption of petroleum cause huge national burden, environmental awareness and the development of human environment, and also bring requirements to transportation means, so the development prospect of new energy vehicles is wide; one big problem faced by the existing new energy vehicles is to solve the problem of cruising, and the problem of cruising can be started from two points: the dead weight of the battery cell module and the heat dissipation of the battery cell; the current electric core module is in order to conveniently carry out the shaping, all adopts the support shaping, and a plurality of electric cores are supported by the support, and a plurality of electric cores are converged to form electric core module in the inside, forms electric core module, then takes this electric core module with the support to use (adopt the support to let a plurality of electric cores can be fine go on the series-parallel connection at present, form electric core module, the electric core is placed in the integrated into one piece electric core cavity of support, electric core welding water conservancy diversion is arranged the back, presss from both sides the through-hole face of electric core cavity between electric core and the water conservancy diversion row, can't break away from the support.
The dead weight is an important index of the new energy vehicle to continue the voyage, the weight of the battery cell module cannot be ignored, and the bracket clearly increases the weight of the battery cell module; in addition, as the support wraps the cell module, the heat dissipation of the cell module is also influenced, so that the loss is increased; if the battery cell module is molded without adopting a bracket, the following three problems exist: 1. a great deal of time is required to arrange a plurality of battery cells in order; 2. the electrode of the battery core cannot be tightly attached to the busbar, so that the welding is not in place; 3. the bus bar slides during welding to cause welding position errors; the cell core die is formed by complex procedures, the forming time is long, the efficiency is low, and the manufacturing cost is increased intangibly.
Disclosure of Invention
The invention aims to overcome the defects and provide the cylindrical cell core forming device which is free of a bracket and convenient to use and can effectively improve the cell core forming efficiency.
The invention adopts the following technical scheme:
a cylindrical cell core forming device comprises a mounting rack and a magnetic guide row; the mounting frame comprises a left mounting frame and a right mounting frame which wrap a plurality of battery cells inside; the magnetic diversion rows are provided with positioning ports; the left mounting frame is provided with a plurality of electric core outer cavities, the right mounting frame is provided with a plurality of electric core inner cavities corresponding to the electric core outer cavities, and after the left mounting frame and the right mounting frame are combined through a connecting device, the electric core inner cavities corresponding to the electric core outer cavities form an electric core cavity for placing the electric core, so that the placed electric core is tightly attached to the inner side of the electric core cavity; the left mounting frame and the right mounting frame are respectively provided with a plurality of through holes, a plurality of limiting devices and a plurality of diversion and drainage magnetic devices; the outer cavity of the battery cell is as follows: the left mounting frame is provided with a plurality of battery cell frames; the battery cell frames are equidistantly arranged in rows, the battery cell frames are hollow semi-cylinders perpendicular to the left mounting frame, every two rows are in a group, the opening directions of the semi-cylinders are opposite, the battery cell frames with opposite opening directions of every two semi-cylinders form the battery cell outer cavity, the diameters of the through holes are smaller than the diameters of the battery cells, and the through holes are opposite to the electrode positions of the battery cells placed on the battery cell frames; the plurality of limiting devices are arranged on the mounting frame between each group of battery cell frames, the outer diameter of each limiting device is slightly smaller than the caliber of the positioning opening, the magnetic guide rows are positioned through the positioning opening, the deflection of the magnetic guide rows is limited, and the four sides of the cross section of each limiting device are arc-shaped, so that the battery cells are prevented from being bent; the plurality of diversion-row magnetic devices are arranged on the mounting frame and used for fixing the magnetic diversion rows; the magnetic guide rows are arranged on the left mounting frame and the right mounting frame in a staggered mode respectively through the guide row magnetic device and the limiting device when the left mounting frame and the right mounting frame are combined, so that a plurality of battery cells are connected in series and in parallel to form a battery cell module.
The battery cell inner cavity comprises: the right mounting frame is provided with a plurality of fixing columns, and the upper edge and the lower edge of the mounting frame also comprise a plurality of bosses above and below the right mounting frame; the fixing columns are positioned on the central line of each group of the battery cell rack in the mounting frame, the four sides of the cross section of the fixing columns are arc-shaped to form a battery cell supporting position, and the fixing columns are positioned on the central line of each group of the battery cell rack in the mounting frame; the section of the boss is arc-shaped to form a cell supporting position; the height of the limiting device is equal to or less than the sum of the heights of the fixed columns, and the length of the battery cell frame is equal to or less than the length of the battery cell, so that when the left mounting frame and the right mounting frame are combined, two sides of the battery cell are respectively clung to the magnetic guide rows of the left mounting frame and the right mounting frame.
The connecting device is as follows: the inner frame of the left mounting frame is also provided with a plurality of left magnetic holes, and magnets with magnetic poles arranged in the same direction are fixedly arranged in the left magnetic holes; the inner frame of the right mounting frame corresponds to the positions of the left magnetic holes of the inner frame of the left mounting frame, and a plurality of right magnetic holes are also formed in the inner frame of the right mounting frame; and the magnets in the left magnetic holes and the magnets in the right magnetic holes are mutually attracted when the left mounting frame and the right mounting frame are mutually folded.
The utility model provides a cylinder electricity mandrel constitutive device still is equipped with positioner, positioner is: the inner frame of the left mounting frame is also provided with a plurality of left positioning columns and a plurality of left positioning holes; the inner frame of the right mounting frame is also provided with a plurality of right positioning columns and a plurality of right positioning holes which are matched with the left mounting frame, and the inner frame is used for quickly aligning the left mounting frame with the right mounting frame.
The cylindrical cell core module device is characterized in that the inner sides of the installation racks of the plurality of diversion and exhaust magnetic force devices are provided with installation holes, and magnets with magnetic poles arranged in the same direction are fixedly installed in the installation holes and used for attracting and fixing the magnetic diversion and exhaust magnetic force devices.
Preferably, the magnetic guide bars are nickel-plated steel strips.
Preferably, the cross section of a plurality of stop device is square, and the four corners all is equipped with the fillet, makes things convenient for stop device to conveniently deviate from the locating hole department of magnetism water conservancy diversion row.
The beneficial effects of the invention are as follows: the cylindrical battery cell module manufactured and molded by the invention ensures that the battery cell and the busbar are welded together and can be separated from the bracket, so that the problem that the conventional battery cell module must be provided with the bracket for use is solved, the integral gravity of the battery cell module is greatly reduced during application, and the endurance of a new energy vehicle is indirectly increased; meanwhile, the volume of the battery cell module is reduced due to the fact that the bracket is not arranged, so that the battery cell module can be installed in a smaller space; the whole heat dissipation effect of the cell module is better due to the fact that no support exists; the battery cell is tightly attached to the busbar by adopting a mounting frame, a battery cell frame and other structures; the bus bar is fixed by adopting magnetic attraction, and the limiting device is used for limiting the bus bar, so that the bus bar cannot slide horizontally; ensuring that all the battery cells are accurately welded on the busbar; the device of the invention has the advantages of convenient manufacture of the formed cell module, simple steps and work efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial schematic view of the left mounting bracket of the present invention.
Fig. 3 is a partial schematic view of the right mount of the present invention.
Fig. 4 is a partial cross-sectional view of the mounting bracket of the present invention.
Fig. 5 is a schematic view of the left stop device of the present invention.
Fig. 6 is a schematic view of the right stop device of the present invention.
Fig. 7 is a schematic cross-sectional view of a stationary post of the present invention.
Fig. 8 is a partial schematic of the finished product of the present invention.
Detailed Description
In order to make the purpose and technical scheme of the present invention more clear, the present invention is further described below with reference to the accompanying drawings and examples:
the cylindrical cell core forming device as shown in fig. 1-4 comprises a mounting frame 1 and a magnetic guide row 2; the mounting frame 1 comprises a left mounting frame 11 and a right mounting frame 12 which wrap a plurality of battery cells 3 inside; the magnetic guide row 2 is provided with a positioning opening 201.
The left mounting frame is provided with a plurality of electric core outer cavities 41, the right support is provided with a plurality of electric core inner cavities 42 corresponding to the electric core outer cavities, after the left mounting frame and the right mounting frame are combined through a connecting device, the electric core inner cavities corresponding to the electric core outer cavities form a plurality of electric core cavities 43 for placing electric cores, and the placed electric cores 3 are tightly attached to the inner sides of the electric core cavities 43.
The left mounting frame 11 is provided with a plurality of left through holes 111, a plurality of left limiting devices 112 and a plurality of left diversion and drainage magnetic devices 113; the cell external cavity 41 is: the left mounting frame 11 is provided with a plurality of battery cell frames 114; the plurality of cell frames 114 are equidistantly arranged in rows, the plurality of cell frames 114 are hollow semi-cylinders perpendicular to the left mounting frame 11, each two rows are in a group, the semi-cylinder opening directions of the two groups are opposite, the cell frames 114 with the opposite semi-cylinder opening directions form the cell outer cavity 41, the diameter of the plurality of left through holes 111 is smaller than the diameter of the cell 3, and the positions of electrodes for placing the cells on the plurality of cell frames 114 are opposite; the plurality of left limiting devices 112 are arranged on the left mounting frame 11 between each group of battery cell frames, the outer diameter of each left limiting device is slightly smaller than the caliber of the positioning opening 201, the left magnetic guide row 21 is positioned through the positioning opening 201, and the deflection of the magnetic guide row 2 on the left mounting frame 11 is limited; a plurality of left diversion and exhaust magnetic devices 113 are installed on the left installation frame 11 and are used for fixing the magnetic diversion and exhaust 2 on the left installation frame 11.
The right mounting frame 12 is provided with a plurality of right through holes 121, a plurality of right limiting devices 122 and a plurality of right diversion and drainage magnetic devices 123 corresponding to the left mounting frame 11; the diameter of the right through holes 121 is smaller than that of the battery cell 3, and the right through holes are opposite to the electrode position of the other end of the battery cell placed on the battery cell rack 114; the right limiting devices 122 are arranged on the right mounting frame 12, the outer diameter of each right limiting device is slightly smaller than the caliber of the corresponding positioning opening 201, the right magnetic guide row 22 is positioned through the corresponding positioning opening 201, and meanwhile the deflection of the magnetic guide row 2 on the right mounting frame 12 is limited; the right guide bar magnetic devices 123 are installed on the right mounting frame 12 and are used for fixing the magnetic guide bars 2 of the right mounting frame 12.
The magnetic guide rows 2 are respectively installed on the left mounting frame 11 and the right mounting frame 12 in a staggered manner through the left guide row magnetic device 113, the left limiting device 112, the right guide row magnetic device 123 and the right limiting device 122 when the left mounting frame 11 and the right mounting frame 12 are combined, so that a plurality of battery cells 3 can be connected in series and parallel to form a battery cell module.
The battery cell inner cavity comprises: the right mounting frame is provided with a plurality of fixing columns, for example, the upper edge and the lower edge of the mounting frame also comprise a plurality of bosses above and below the right mounting frame;
the cell cavity 42 includes: the right mounting frame 12 is provided with a plurality of fixing posts 128, such as at the upper and lower edges of the mounting frame, and a plurality of bosses 129 are provided above and below the right mounting frame 12.
As shown in fig. 2, 4 and 7, the fixing columns 128 are located on the central line of each group of the battery cell rack in the mounting rack, and four sides of the cross section of each fixing column are arc-shaped to form a battery cell supporting position.
The cross section of the boss 129 is arc-shaped as shown in fig. 3 and 4, so as to form a cell support position.
The sum of the height of the left limiting device 112 and the height of the fixing column 128 is smaller than or equal to the length of the battery cell 3, and the lengths of the battery cell frames 114 are smaller than or equal to the length of the battery cell 3, so that when the left mounting frame 11 is combined with the right mounting frame 12, two sides of the battery cell 3 are respectively clung to the magnetic diversion rows 2 of the left mounting frame 11 and the right mounting frame 12.
The connecting device is as follows: the inner frame of the left mounting frame 11 is provided with a plurality of left magnetic holes 117, and magnets with magnetic poles arranged in the same direction are fixedly arranged in the left magnetic holes 117; the inner frame of the right mounting frame 12 is provided with a plurality of right magnetic holes 127 corresponding to the positions of a plurality of left magnetic holes 117 of the inner frame of the left mounting frame 11; the magnets with the same magnetic poles are fixedly arranged in the right magnetic holes 127, and when the left mounting frame 11 and the right mounting frame 12 are mutually folded, the magnets in the left magnetic holes 117 and the magnets in the right magnetic holes 127 are mutually attracted.
The utility model provides a cylinder electricity mandrel constitutive device still is equipped with positioner, positioner is: the inner frame of the left mounting frame 11 is also provided with a plurality of left positioning columns 115 and a plurality of left positioning holes 116; the inner frame of the right mounting frame 12 is also provided with a plurality of right positioning columns 125 and a plurality of right positioning holes 126 which are mutually matched with the left mounting frame 11.
The left diversion and magnetic arrangement devices 113 are provided with mounting holes for the inner sides of the left mounting frames 11, and magnets with magnetic poles arranged in the same direction are fixedly arranged in the mounting holes.
The right diversion and magnetic arrangement devices 123 are provided with mounting holes for the inner sides of the right mounting frames 12, and magnets with magnetic poles arranged in the same direction are fixedly arranged in the mounting holes.
Preferably, the magnetic guide bar 2 is made of nickel plated steel strip.
Preferably, as shown in fig. 5 and fig. 6, the cross sections of the plurality of limiting devices 112 and the plurality of limiting devices 122 are square, and four corners are provided with rounded corners; when the right mounting frame 12 and the left mounting frame 11 are separated, the limiting device 11 is conveniently separated from the positioning opening 201.
The manufacturing process comprises the following steps:
1. the left mounting frame 11 is laid down and laid flat with the plurality of cell frames 114 oriented upward.
2. The left mounting frame 11 is placed with a plurality of magnetic guide rows 2, the left limiting devices 112 are positioned through the positioning openings 201 to be positioned at the correct positions, the magnetic guide rows 2 are loosened, and the left magnetic guide rows 21 are sucked through the left magnetic devices 113 to be fixed.
3. A plurality of cylindrical cells 3 are placed in a plurality of cell holders 114 so that their anodes contact the magnetic deflector bars 2.
4. The right mounting frame 12 is laid down and laid flat with the plurality of right stop devices 122 oriented upwardly.
5. The right mounting frame 12 is placed with a plurality of magnetic diversion bars 2, the right limiting devices 122 are positioned through the positioning openings 201 to be positioned at the correct positions, the magnetic diversion bars 2 are loosened, and the magnetic diversion bars 2 are sucked through the right magnetic devices 123 to be fixed.
6. The right mounting frame 12 is turned over, and the right mounting frame 12 is mounted on the left mounting frame 11 through the matching of a plurality of right positioning columns 125 and a plurality of right positioning holes 126 with the dry left positioning columns 115 and a plurality of left positioning holes 116 of the left mounting frame to form the mounting frame 1.
At this time, as shown in fig. 4, the outer cavity of the battery cell formed by the plurality of battery cell frames 114 and the plurality of fixing posts 128, and the inner cavity of the battery cell formed by the plurality of bosses 129 are disposed above or below the right mounting frame 12, so as to form a plurality of battery cell cavities 43 for placing the battery cells 3.
In this process, the magnetic guide rows 2 on the right mounting frame 12 are attracted by the right guide row magnetic devices 123, so that the magnetic guide rows 2 are prevented from falling.
7. The mounting frame 1 is placed vertically, and a plurality of magnetic guide rows 2 mounted on the left mounting frame 11 and the right mounting frame 12 are respectively welded on two electrodes of the battery cell 3 through a plurality of left through holes 111 and a plurality of right through holes 121 by a spot welder.
In the process, the magnetic guide rows 2 on the left mounting frame 11 are prevented from falling out due to the fact that the magnetic guide rows 2 on the left mounting frame 11 are sucked by the left guide row magnetic devices 113; the magnetic guide rows 2 on the left mounting frame 11 are positioned by the left limiting devices 112 through the positioning openings 201, so that sliding deflection of the magnetic guide rows 2 on the left mounting frame 11 is avoided.
Because the magnetic devices 123 of the right diversion row absorb the magnetic diversion row 2 on the right mounting frame 12, the magnetic diversion row 2 on the right mounting frame 12 is prevented from falling off; the right limiting devices 122 position the magnetic guide rows 2 on the right mounting frame 12 through the positioning ports 201, so that sliding deflection of the magnetic guide rows 2 on the right mounting frame 12 is avoided.
The magnets in the left magnetic holes 117 and the magnets in the right magnetic holes 127 are attracted to each other, and are matched with the left dry positioning column 115 and the left positioning hole 116 of the left mounting frame through the right positioning columns 125 and the right positioning holes 126, so that the left mounting frame 11 and the right mounting frame 12 are always clung to each other in the process, and are not relatively displaced.
When the device guarantees welding, each subassembly all is located the exact position, avoids making mistakes when welding.
8. And the mounting frame 1 is laid down, the right mounting frame 12 is lifted upwards, and then the battery cell module welded with the plurality of magnetic guide rows 2 is taken out from the left mounting frame 11, so that the forming of the battery cell module is completed.
In the process, the magnetic guide rows 2 arranged on the right bracket can be completely separated from the right bracket, and the magnetic guide rows 2 arranged on the left bracket can be completely separated from the left bracket along with the separation of the battery cell inner cavity 42 and the upward extraction of the battery cell module; a cell module without a support is formed (as shown in fig. 8).
In this process, only the interaction force of the magnet needs to be overcome, the plurality of left limiting devices 112 and the plurality of right limiting devices 122 are smaller than the caliber of the positioning opening 201, and only the sliding deflection of the magnetic guide row 2 can be limited, and the positioning opening 201 is blocked when the mounting frame is not separated, so that the left magnetic guide row 2 is pulled to be separated from the battery cell.
The invention combines the electric core cavity by the left mounting frame 11 and the right mounting frame 12, and the electric core 3 is connected in series and parallel to form an electric core module by the staggered mounting of the magnetic diversion row 2, and then the electric core 3 and the magnetic diversion row 2 are welded; then, by separating the left mounting frame 11 and the right mounting frame 12, the cell cavity is separated, and the magnetic guide bar 2 is not separated from the cell due to the spacing of the mounting frames.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the scope of the present invention.
Claims (4)
1. A cylinder electricity mandrel constitutive device which characterized in that: comprises a mounting rack and a magnetic guide row;
the mounting frame comprises a left mounting frame and a right mounting frame which wrap a plurality of battery cells inside;
the magnetic diversion rows are provided with positioning ports;
the left mounting frame is provided with a plurality of electric core outer cavities, the right mounting frame is provided with a plurality of electric core inner cavities corresponding to the electric core outer cavities, and after the left mounting frame and the right mounting frame are combined through a connecting device, the electric core inner cavities corresponding to the electric core outer cavities form an electric core cavity for placing the electric core, so that the placed electric core is tightly attached to the inner side of the electric core cavity;
the left mounting frame and the right mounting frame are respectively provided with a plurality of through holes, a plurality of limiting devices and a plurality of diversion and drainage magnetic devices;
the outer cavity of the battery cell is as follows: the left mounting frame is provided with a plurality of battery cell frames; the battery cell frames are equidistantly arranged in rows, the battery cell frames are hollow semi-cylinders perpendicular to the left mounting frame, every two rows are in a group, the opening directions of the semi-cylinders are opposite, the battery cell frames with opposite opening directions of every two semi-cylinders form the battery cell outer cavity, the diameters of the through holes are smaller than the diameters of the battery cells, and the through holes are opposite to the electrode positions of the battery cells placed on the battery cell frames;
the plurality of limiting devices are arranged on the mounting frame between each group of battery cell frames, the outer diameter of each limiting device is slightly smaller than the caliber of the positioning opening, the magnetic guide rows are positioned through the positioning opening, the deflection of the magnetic guide rows is limited, and the four sides of the cross section of each limiting device are arc-shaped, so that the battery cells are prevented from being bent;
the plurality of diversion-row magnetic devices are arranged on the mounting frame and used for fixing the magnetic diversion rows;
the magnetic guide rows are respectively arranged on the left mounting frame and the right mounting frame in a staggered manner through the guide row magnetic device and the limiting device when the left mounting frame and the right mounting frame are combined, so that a plurality of battery cells are connected in series and in parallel to form a battery cell module;
the plurality of diversion and drainage magnetic devices are provided with mounting holes on the inner side of the mounting frame, and magnets with magnetic poles arranged in the same direction are fixedly arranged in the mounting holes;
the magnetic guide bars are nickel plated steel strips;
the cross section of a plurality of stop device is square, and the four corners all is equipped with the fillet.
2. A cylindrical cell core forming device according to claim 1, wherein:
the battery cell inner cavity comprises: the right mounting frame is provided with a plurality of fixing columns, and the upper edge and the lower edge of the mounting frame also comprise a plurality of bosses above and below the right mounting frame;
the fixing columns are positioned on the middle line of each group of the battery cell rack in the mounting rack, and four sides of the cross section of each fixing column are arc-shaped to form a battery cell supporting position;
the section of the boss is arc-shaped to form a cell supporting position;
the height of the limiting device is equal to or less than the sum of the heights of the fixed columns, and the length of the battery cell frame is equal to or less than the length of the battery cell, so that when the left mounting frame and the right mounting frame are combined, two sides of the battery cell are respectively clung to the magnetic guide rows of the left mounting frame and the right mounting frame.
3. A cylindrical cell core forming device according to claim 1, wherein:
the connecting device is as follows:
the inner frame of the left mounting frame is also provided with a plurality of left magnetic holes, and magnets with magnetic poles arranged in the same direction are fixedly arranged in the left magnetic holes;
the inner frame of the right mounting frame corresponds to the positions of the left magnetic holes of the inner frame of the left mounting frame, and a plurality of right magnetic holes are also formed in the inner frame of the right mounting frame; and the magnets in the left magnetic holes and the magnets in the right magnetic holes are mutually attracted when the left mounting frame and the right mounting frame are mutually folded.
4. A cylindrical cell core forming device according to any one of claims 1-3, characterized in that:
still be equipped with positioner, positioner is:
the inner frame of the left mounting frame is also provided with a plurality of left positioning columns and a plurality of left positioning holes;
the inner frame of the right mounting frame is also provided with a plurality of right positioning columns and a plurality of right positioning holes which are mutually matched with the left mounting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910767756.1A CN110380105B (en) | 2019-08-20 | 2019-08-20 | Cylindrical cell core die forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910767756.1A CN110380105B (en) | 2019-08-20 | 2019-08-20 | Cylindrical cell core die forming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110380105A CN110380105A (en) | 2019-10-25 |
| CN110380105B true CN110380105B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910767756.1A Active CN110380105B (en) | 2019-08-20 | 2019-08-20 | Cylindrical cell core die forming device |
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| CN (1) | CN110380105B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112271410A (en) * | 2020-10-20 | 2021-01-26 | 中国第一汽车股份有限公司 | Power battery and driving equipment |
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| CN205723679U (en) * | 2016-03-29 | 2016-11-23 | 福建飞毛腿动力科技有限公司 | A kind of holder device of many battery cores |
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