CN114069015B - Self-adaptive centering stacking device - Google Patents
Self-adaptive centering stacking device Download PDFInfo
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- CN114069015B CN114069015B CN202111342007.8A CN202111342007A CN114069015B CN 114069015 B CN114069015 B CN 114069015B CN 202111342007 A CN202111342007 A CN 202111342007A CN 114069015 B CN114069015 B CN 114069015B
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- 230000007246 mechanism Effects 0.000 claims abstract description 83
- 238000003825 pressing Methods 0.000 claims abstract description 53
- 230000003044 adaptive effect Effects 0.000 claims abstract description 32
- 230000005611 electricity Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 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
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
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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
-
- 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
- H01M10/0463—Cells or batteries with horizontal or inclined electrodes
-
- 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
- H01M10/0468—Compression means for stacks of electrodes and separators
-
- 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)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to an adaptive centering stacking device comprising: the device comprises a machine table, a stacking tray, a self-adaptive reference stacking mechanism and a centering positioning mechanism, wherein the self-adaptive reference stacking mechanism comprises a self-adaptive reference adjusting component and a battery cell stacking component; the self-adaptive adjusting component comprises a reference plate and a reference plate driving source, wherein the reference plate driving source drives the reference plate to prop against reference positioning pins of the stacking tray, and a stacking reference surface is formed on one side of the stacking tray; the battery cell stacking assembly comprises a stacking tray and a stacking reference surface, wherein the battery cells are pressed against the stacking tray and the stacking reference surface, and the battery cells can be pushed in the stacking tray; the centering mechanism comprises a centering plate capable of being inserted into the stacking tray and a pressing assembly, wherein the pressing assembly is used for pressing and fixing the centering plate in the stacking tray, and the stacking arm pushes the battery cell to be pressed against the centering plate. The invention is suitable for stacking the battery cells of the long module while improving the stacking precision of the battery cells, and the stacking precision is not affected by the change of a stacking platform.
Description
Technical Field
The invention relates to the technical field of new energy battery manufacturing, in particular to self-adaptive centering stacking equipment.
Background
At present, the new energy power battery industry is developed at a high speed, and the use of the new energy power battery also relates to various aspects of society, such as the aspect of automobile power batteries. The power battery is used as a new energy source, is clean in use and high in utilization efficiency, and is also an ideal clean new energy source with zero emission and no pollution.
In the manufacturing process of the power battery, the stacking action is taken as an important link in the module forming process, in the battery core stacking process, the battery cores are automatically fed and sequenced, the battery cores are fixed through a jig and then conveyed to a belt line, the direction of the battery cores is identified in a rotating mode of a module manipulator, and then the battery cores are placed on a carrier to be subjected to secondary positioning and clamping, so that the battery cores are circularly stacked. The existing stacking mode has complex procedures, complex structure, insufficient repeated positioning precision, serious loss of the belt and the bearing, overhigh cost, difficult maintenance and the like.
In addition, the existing stacking process mainly adopts a mode of combining single-side stacking with a fixed stacking table, namely, module cells are always stacked along one direction on a fixed reference surface, and are transferred by a gripper after stacking, and the stacking mode adopts a small module and a single formula module to realize related processes; based on the fact that large and long modules are developed in the industry at present, the original stacking mode is poor in implementation precision and long in needed beat, and the stacking precision requirement and the theoretical beat requirement are often not met.
Therefore, the cell stacking mechanism is designed, can realize simplified structural design, has high positioning precision and stacking efficiency on the cell, and is a technical problem which needs to be solved urgently at present
Disclosure of Invention
Therefore, the invention aims to solve the technical problems that stacking progress is poor, secondary positioning stacking is needed, stacking technology is not suitable for long modules in the prior art, and provides self-adaptive centering stacking equipment.
To solve the above technical problems, the present invention provides an adaptive centering stacking apparatus, including:
a machine table;
the stacking tray is arranged on the machine table and used for placing the battery cells, and a reference positioning pin is arranged on the side face of the stacking tray;
the self-adaptive reference stacking mechanism is arranged on one side of the stacking tray and comprises a self-adaptive reference adjusting component and a battery cell stacking component; the self-adaptive adjusting assembly comprises a reference plate and a reference plate driving source, wherein the reference plate driving source drives the reference plate to prop against reference positioning pins of the stacking tray, and a stacking reference surface is formed on one side of the stacking tray; the battery cell stacking assembly comprises a stacking pressing block and a stacking arm, wherein the stacking pressing block and the stacking arm are arranged in an extending mode in the direction of a stacking tray, the stacking pressing block pushes the battery cells, the battery cells are pressed against the stacking tray and a stacking reference surface, and the stacking arm can push the battery cells in the stacking tray;
the centering positioning mechanism is arranged on the other side of the stacking tray corresponding to the self-adaptive reference stacking mechanism and comprises a centering positioning plate capable of being inserted into the stacking tray and a pressing assembly, the centering positioning plate is pressed and fixed in the stacking tray by the pressing assembly, and the stacking arm pushes the battery cell to be pressed against the centering positioning plate.
In one embodiment of the invention, the self-adaptive adjusting assembly further comprises a datum plate locking assembly, wherein the datum plate locking assembly comprises a clamping block which can be clamped on the datum plate to limit the movement of the datum plate and a clamping block driving source which drives the clamping block to move towards or away from the datum plate, and when the datum plate is abutted on one side of the stacking tray to form a stacking datum plane, the clamping block driving source pushes the clamping block to be abutted on the datum plate.
In one embodiment of the present invention, the adaptive adjustment assembly further includes a cell loading detection assembly, and the cell loading detection assembly is disposed on the stacking reference surface and is used for detecting whether the cell is placed in the stacking tray.
In one embodiment of the invention, the stacked compacts include a top face compact and a side face compact;
the top surface pressing block is arranged above the stacking tray, the battery cell is propped against the stacking tray from the upper part of the stacking tray, and the contact surface of the top surface pressing block and the battery cell is provided with a roller;
the side briquetting sets up in the side of stacking the tray with stacking the reference surface corresponds the setting, supports the electricity core from stacking the side of tray and presses on stacking the reference surface, the contact surface of side briquetting and electricity core is provided with the contact block of wobbling, the contact block can consult stacking the reference surface swing and push the electricity core, adjusts the electricity core angle, makes the whole face of electricity core paste on stacking the reference surface.
In an embodiment of the invention, the battery cell stacking assembly further comprises a stacking arm driving source for driving the stacking arm to move along the extending direction of the stacking tray, the stacking arm is symmetrically arranged, the two sides of the stacking arm can push the battery cells, and a plurality of battery cell abutting blocks are arranged on the contact surface of the stacking arm and the battery cells.
In one embodiment of the invention, the self-adaptive reference stacking mechanism further comprises a mounting frame and a mounting plate arranged on the mounting frame in a sliding manner, the self-adaptive reference adjusting component and the battery cell stacking component are arranged on the mounting plate, a mounting plate sliding rail and a rack are arranged on the mounting frame, and a mounting plate driving source meshed with the rack is arranged on the mounting plate.
In one embodiment of the invention, the stacking tray conveying device further comprises a conveying mechanism arranged on the machine table and located below the stacking tray, and the stacking tray is connected and transported on a production line through the conveying mechanism.
In one embodiment of the invention, a jacking mechanism is further arranged below the stacking tray, the jacking mechanism can jack the stacking tray from the transmission mechanism to separate the stacking tray from the transmission mechanism, the jacking mechanism comprises a jacking driving source, a synchronous lifter, a jacking plate, a jacking locating pin and a jacking sensor, the jacking driving source synchronously drives the jacking plate to jack the stacking tray from the lower side of the stacking tray through the control of the synchronous lifter, and the jacking locating pin is inserted into a locating hole of the stacking tray.
In one embodiment of the invention, the centering plate is placed in the very center of the stacking tray by using a vision assembly and a mechanical arm, and the centering mechanism further comprises a avoidance assembly capable of driving the pressing assembly to move.
In one embodiment of the invention, two groups of parallel stacking trays and adaptive reference stacking mechanisms are arranged on the machine table, the two groups of stacking trays and adaptive reference stacking mechanisms are symmetrically arranged on two sides of the machine table by taking the centering positioning mechanism as an axis, the pressing assemblies extend to two sides, and the two groups of centering positioning plates in the stacking trays are synchronously pressed and fixed in the stacking trays.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the self-adaptive centering stacking equipment, the self-adaptive reference stacking mechanism is arranged, a stacking reference surface is formed on one side of a stacking tray through the self-adaptive adjusting component according to the placing position of the stacking tray, the battery cells are pushed to be pressed against the stacking tray and the stacking reference surface through the battery cell stacking component, when a plurality of battery cells are stacked side by side along the stacking reference surface and the extending direction of the bottom surface of the stacking tray, the height direction and the width direction of the battery cells are limited, the stacking precision among the battery cells can be improved, the stacked battery cells are ensured to be overlapped, and stacking errors do not exist;
set up positioning mechanism placed in middle, correspond the opposite side that sets up at stacking tray with self-adaptation benchmark stacking mechanism, through setting up the locating plate placed in middle in stacking tray, confirm that the reference plane that a plurality of electric cores were piled up along length direction is unanimous with this direction of locating plate placed in middle to set up positioning mechanism placed in middle and can pile up electric core in stacking tray from the both sides of stacking tray, improved the efficiency that electric core was piled up on the one hand, on the other hand is applicable to the stack of long module electric core.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is a schematic overall structure of an adaptive centering stacking apparatus of the present invention;
FIG. 2 is a schematic view of the structure of the stacking tray of the present invention;
FIG. 3 is a schematic structural view of the adaptive reference stacking mechanism of the present invention;
FIG. 4 is a schematic structural view of the adaptive adjustment assembly of the present invention;
FIG. 5 is a schematic diagram of a cell stack assembly according to the present invention;
FIG. 6 is a schematic view of the structure of the stacked compacts of the invention;
FIG. 7 is a schematic view of the structure of the stacking arm of the present invention;
FIG. 8 is a schematic structural view of the centering mechanism of the present invention;
FIG. 9 is a schematic view of the structure of the transfer mechanism of the present invention;
fig. 10 is a schematic structural view of the jacking mechanism of the present invention.
Description of the specification reference numerals: 1. a machine table; 2. stacking trays; 21. a carrier; 22. a tray base; 23. a tray side plate; 24. a reference locating pin; 3. a self-adaptive reference stacking mechanism; 31. a mounting frame; 32. a mounting plate; 33. an adaptive reference adjustment assembly; 331. a reference plate; 332. a reference plate driving source; 333. stacking the reference surfaces; 334. a datum plate locking assembly; 335. the battery cell feeding detection assembly; 34. a cell stack assembly; 341. stacking the pressing blocks; 3411. a top surface pressing block; 3412. a side pressing block; 3413. a top surface briquetting driving source; 3414. a roller; 3415 side compact drive source; 3416. a contact block; 342. a stacking arm; 3421. the battery cell is abutted against the block; 343. a stacking arm driving source; 35. a mounting plate sliding rail; 36. a rack; 37. a mounting plate driving source; 4. a centering positioning mechanism; 41. a centering positioning plate; 42. a compression assembly; 421. a compaction block; 422. a compact block driving source; 43. a avoidance assembly; 5. a transmission mechanism; 51. a conveyor belt; 6. a jacking mechanism; 61. jacking a driving source; 62. a synchronous lifter; 63. a jacking plate; 64. jacking the positioning pin; 65. and lifting the sensor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Referring to fig. 1, an adaptive centering stacking apparatus of the present invention includes:
machine 1, be provided with on machine 1:
a stacking tray 2 for placing the battery cells;
the self-adaptive reference stacking mechanism 3 is arranged on one side of the stacking tray 2, forms a stacking reference surface 333 for stacking the power cores according to the placement position of the stacking tray 2, and enables the power cores to be abutted against the stacking reference surface 333 and the stacking tray 2, a plurality of power cores are stacked side by side along the extending direction of the stacking reference surface 333 and the bottom surface of the stacking tray 2, and the position of the power cores is limited in the height direction and the width direction, so that the stacking precision among the power cores can be improved, the superposition of the stacked power cores is ensured, and no stacking error exists;
the centering positioning mechanism 4 is correspondingly arranged on the other side of the stacking tray 2 and matched with the self-adaptive reference stacking mechanism 3, so that a reference surface of stacking a plurality of cells along the length direction is determined, the position of the stacked cells is limited in the length direction, and the centering positioning mechanism 4 can stack the cells from the two sides of the stacking tray 2 to the central position of the stacking tray 2;
a conveying mechanism 5, which is arranged below the stacking tray 2 and is used for bearing the stacking tray 2, and the stacking tray 2 is connected and transported on a production line through the conveying mechanism 5;
the jacking mechanism 6 is arranged between the conveying mechanisms 5, and the jacking mechanism 6 can jack up the stacking tray 2 from the conveying mechanisms 5 to separate the stacking tray 2 from the conveying mechanisms 5.
In this embodiment, in order to further improve the working efficiency of the adaptive centering stacking apparatus, the machine 1 is provided with two parallel groups of stacking trays 2 and adaptive reference stacking mechanisms 3, and the centering positioning mechanisms 4 are used as axes, the two groups of stacking trays 2 and adaptive reference stacking mechanisms 3 are symmetrically disposed on two sides of the machine, and the centering positioning mechanisms 4 extend to two sides and respectively cooperate with the stacking trays 2 on two sides and the adaptive reference stacking mechanisms 3, so that the centering stacking actions of the electric cores on the two groups of stacking trays 2 are synchronously completed;
in this embodiment, board 1 below is provided with stabilizer blade and universal wheel, can realize the quick-operation transport of board through the universal wheel, in the use of board 1, lifts up the universal wheel, supports board 1 with the stabilizer blade, guarantees the stability of board 1 during operation.
Referring to fig. 2, a carrier 21 for carrying the stacking tray 2 is disposed below the stacking tray 2, the carrier 21 can be placed on the conveying mechanism 5, a positioning hole matched with the jacking mechanism 6 is further disposed below the carrier 21, the stacking tray 2 includes a tray bottom plate 22 for carrying the battery cells and tray side plates 23 for supporting the battery cells from the sides on two sides of the tray bottom plate 22, the tray side plates 23 and the tray bottom plate 22 cooperate to form a battery cell placement groove, the tray side plates 23 are slidably disposed on two sides of the tray bottom plate 22, the length of the stacking tray 2 can be adjusted according to the number of the battery cells, and a reference positioning pin 24 matched with the adaptive reference stacking mechanism 3 is disposed in the middle position of the tray bottom plate 22.
Referring to fig. 3, the adaptive reference stacking mechanism 3 includes a mounting frame 31, a mounting plate 32 slidably disposed on the mounting frame 31, an adaptive reference adjusting component 33 disposed on the mounting plate 32, and a battery cell stacking component 34, a mounting plate sliding rail 35 and a rack 36 are disposed on the mounting frame 31, a mounting plate driving source 37 engaged with the rack 36 is disposed on the mounting plate 32, and the mounting plate driving source 37 rotates along the rack 36 engaged with the mounting plate driving source, so as to drive the mounting plate 32 to slide horizontally along the mounting plate sliding rail 35, thereby adjusting the positions of the adaptive reference adjusting component 33 and the battery cell stacking component 34 relative to the stacking tray 2, and being suitable for stacking battery cells at different positions of the stacking tray 2.
Referring to fig. 4, the adaptive adjustment assembly 33 includes a reference plate 331 and a reference plate driving source 332, the reference plate driving source 332 is disposed on the mounting frame 31, the reference plate driving source 332 drives the reference plate 331 to move toward or away from the stacking tray 2, the reference plate driving source 332 drives the reference plate 331 to abut against the reference positioning pins 24 of the stacking tray 2, and at this time, the position of the reference plate 331 relative to the stacking tray 2 is fixed, so that a stacking reference surface 333 is formed on one side of the stacking tray 2, and the stacking reference surface 333 is an abutment surface of the reference plate 331 abutting against the stacking tray 2;
the self-adaptive adjusting component 33 further comprises a reference plate locking component 334, the reference plate locking component 334 is also arranged on the mounting frame 31, the reference plate locking component 334 is arranged below the reference plate 331, the reference plate locking component 334 comprises a clamping block which can be clamped on the reference plate 331 to limit the movement of the reference plate 331 and a clamping block driving source which drives the clamping block to move towards the direction close to or far away from the reference plate, and when the reference plate 331 is abutted against one side of the stacking tray 2 to form a stacking reference surface 333, the clamping block driving source pushes the clamping block to be abutted against the reference plate 331;
the self-adaptive adjusting component 33 further comprises a battery cell feeding detection component 335, wherein the battery cell feeding detection component 335 is arranged on the stacking reference surface 333 and used for detecting whether the battery cell is placed in the stacking tray 2, and the battery cell feeding detection component comprises an infrared emission sensor and an infrared receiving sensor which are matched, and when the infrared emission sensor and the infrared receiving sensor are shielded, the battery cell is indicated to be placed in the stacking tray 2.
Referring to fig. 5, the cell stacking assembly 34 includes a stacking pressing block 341 and a stacking arm 342, which extend toward the stacking tray, the stacking pressing block 341 pushes the cell, the stacking pressing block 342 pushes the cell from the side of the cell toward the stacking reference surface 333, and pushes the cell from the top of the cell toward the stacking tray 2, so as to press the cell against the stacking tray 2 and the stacking reference surface 333, and the stacking tray 2 and the stacking reference surface 333 are used as positioning surfaces, so that the plurality of stacked cells are fixedly stacked on the same straight line, and the cell can be pushed in the stacking tray 2 by the stacking arm 342, so as to stack the plurality of cells together.
Referring to fig. 6, the stacking press 341 includes a top press 3411 and a side press 3412;
the top surface pressing block 3411 is arranged above the stacking tray 2, the top surface pressing block driving source 3413 drives the battery cells to move towards the stacking tray 2, the battery cells are pressed against the stacking tray 2 from the upper side of the stacking tray 2, the contact surface between the top surface pressing block 3411 and the battery cells is provided with the roller 3414, when the battery cells are pushed by the stacking arm 342, the top surface pressing block 3411 needs to be kept to continuously apply pressure to the battery cells, in order to avoid scratching in the process of pushing the battery cells, the roller 3414 is arranged to change sliding friction between the top surface pressing block 3411 and the battery cells into rolling friction, so that the top surface pressing block 3411 can continuously apply pressure to the battery cells, and the battery cells can be prevented from being scratched;
the side pressing block 3412 is disposed on the side of the stacking tray 2 and corresponds to the stacking reference surface 333, the side pressing block driving source 3415 drives the battery cell to move towards the stacking reference surface 333, the battery cell is pressed against the stacking reference surface 333 from the side of the stacking tray 2, the contact surface between the side pressing block 3412 and the battery cell is provided with a swinging contact block 3416, the contact block 3416 is movably hinged on the side pressing block 3412 through a pivot, and the contact block 3416 can swing and push the battery cell with reference to the stacking reference surface 333, and adjust the angle of the battery cell, so that the whole battery cell is applied to the stacking reference surface 333.
Referring to fig. 7, the battery cell stacking assembly 34 further includes a stacking arm driving source 343 for driving the stacking arm 342 to move along the extending direction of the stacking tray 2, in this embodiment, two groups of stacking arm driving sources 343 are provided, the two groups of stacking arm driving sources 343 are respectively disposed at two sides of the stacking arm 342, the stacking arm 342 is symmetrically disposed, the two groups of stacking arm driving sources 343 drive the stacking arm 342 to move to two sides, so that both sides of the stacking arm 342 can push the battery cell to complete the battery cell stacking action, and the battery cell stacking can be performed from two sides of the centering positioning mechanism 4 in cooperation with the centering positioning mechanism 4, and a plurality of battery cell abutting blocks 3421 are disposed on the contact surface between the stacking arm 342 and the battery cell, so that the contact area between the battery cell and the battery cell is increased through the plurality of battery cell abutting blocks 3421, thereby improving the stability of the battery cell stacking.
Referring to fig. 8, the centering mechanism 4 includes a centering plate 41 capable of being inserted into the stacking tray 2 and a pressing assembly 42, the pressing assembly 42 includes a pressing block 421 and a pressing block driving source 422, the pressing block driving source 422 drives the pressing block 421 to apply pressure to the direction of the centering plate 41, so that the centering plate 41 is pressed and fixed in the stacking tray 2 by the pressing assembly 42, the stacking arm 342 pushes the battery cell against the centering plate 41, the centering plate 41 serves as a reference plate on which the battery cell of the subsequent stacking extends toward both sides in the direction of the reference plate, so that the position of the centering plate 41 and its importance need to ensure that the centering plate 41 is absolutely perpendicular to the extending direction of the stacking tray 2, so that the centering plates 41 of the plurality of stacks are all in the stacking tray 2, and thus the centering plate 41 is placed in a position centered on the stacking tray 2 and perpendicular to the extending direction of the stacking tray 2 by using a vision assembly and a mechanical arm;
specifically, the centering mechanism 4 further comprises a avoidance component 43 capable of driving the pressing component 42 to move, before the centering locating plate 41 is placed, the position above the centering locating plate 41 needs to be given away, the vision component and the mechanical arm cannot be affected, the avoidance component 43 is arranged to drive the pressing component 42 to move, the avoidance component 43 firstly drives the pressing component 42 to avoid the position where the centering locating plate 41 is placed, after the centering locating plate 41 is placed, the avoidance component 43 drives the pressing component 42 to move to the position above the centering locating plate 41, and the position of the centering locating plate 41 is pressed and fixed through the pressing component 42.
Referring to fig. 9, the conveying mechanism 5 of the present embodiment is two parallel conveyor belts 51, two ends of the carrier are connected to the conveyor belts 51, a gap is left between the two conveyor belts 51, and the jacking mechanism 6 is disposed in the gap;
specifically, two sets of stacking trays 2 are disposed on the machine 1 of the present embodiment, so two sets of conveying mechanisms 5 are correspondingly disposed, and the conveyor belts 51 of the two sets of conveying mechanisms 5 are driven by the same driving source to convey.
Referring to fig. 10, the jacking mechanism 6 includes a jacking driving source 61, a synchronous lifter 62, a jacking plate 63, a jacking positioning pin 64 and a jacking sensor 65, in this embodiment, a plurality of jacking driving sources 65 are provided, the jacking driving sources 65 control the synchronous lifter 62 to drive the jacking plate 63 to jack up the stacking tray 2 from below the stacking tray 2, the jacking positioning pin 64 is inserted into a positioning hole of the stacking tray 2, positioning of the stacking tray 2 is achieved in the jacking process, the jacking sensor 65 can detect whether the stacking tray 2 is located above the jacking mechanism 6, and when the stacking tray 2 is detected, the whole jacking mechanism 6 starts to act.
Specifically, the working procedure of the adaptive centering stacking device in this embodiment is as follows:
firstly, the empty stacking tray 2 is carried above the jacking mechanism 6 by butting the transmission mechanism 5 with a transmission line of the previous procedure, and the stacking tray 2 is jacked up by the jacking mechanism 6 to separate the stacking tray 2 from the transmission mechanism 5;
then, the adaptive reference adjusting component 33 in the adaptive reference stacking mechanism 3 starts to act, the reference plate driving source 332 in the adaptive reference adjusting component 33 drives the reference plate 331 to abut against the reference positioning pin 24 of the stacking tray 2, a stacking reference surface 333 is formed on one side of the stacking tray 2, and the reference plate locking component 334 locks and fixes the position of the reference plate 331;
after the stacking reference surface 333 is determined, the centering plate 41 is inserted and positioned in the stacking tray 2 by utilizing a visual assembly and a robot arm, and the centering plate 41 is pressed and fixed in the stacking tray 2 by a pressing assembly 42 in the centering mechanism 3;
after the centering positioning plate 41 is determined, pushing the battery cells through the stacking pressing blocks 341 in the battery cell stacking assembly 34, pressing the battery cells against the stacking tray 2 and the stacking reference surface 333, pushing the battery cells against the centering positioning plate 41 through the stacking arms 342 in the battery cell stacking assembly 34, and completing the stacking action of the battery cells;
finally, after the stacked tray 2 is fully stacked with the cells, the jacking mechanism 6 is operated again, the stacked tray 2 is placed on the conveying mechanism 5, and the stacked tray 2 fully stacked with the cells is conveyed to the next process through the conveying mechanism 5.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (9)
1. An adaptive centering stacking device, comprising:
a machine table;
the stacking tray is arranged on the machine table and used for placing the battery cells, and a reference positioning pin is arranged on the side face of the stacking tray;
the self-adaptive reference stacking mechanism is arranged on one side of the stacking tray and comprises a self-adaptive reference adjusting component and a battery cell stacking component; the self-adaptive adjusting assembly comprises a reference plate and a reference plate driving source, wherein the reference plate driving source drives the reference plate to prop against reference positioning pins of the stacking tray, and a stacking reference surface is formed on one side of the stacking tray; the battery cell stacking assembly comprises a stacking pressing block and a stacking arm, wherein the stacking pressing block and the stacking arm are arranged in an extending mode in the direction of a stacking tray, the stacking pressing block pushes the battery cells, the battery cells are pressed against the stacking tray and a stacking reference surface, and the stacking arm can push the battery cells in the stacking tray;
the centering positioning mechanism is arranged on the other side of the stacking tray corresponding to the self-adaptive reference stacking mechanism and comprises a centering positioning plate and a pressing assembly, wherein the centering positioning plate can be inserted into the stacking tray, the pressing assembly is used for pressing and fixing the centering positioning plate in the stacking tray, and the stacking arm pushes the battery cell to be pressed against the centering positioning plate;
the machine is provided with two groups of parallel stacking trays and a self-adaptive reference stacking mechanism, the centering positioning mechanism is used as an axis, the two groups of stacking trays and the self-adaptive reference stacking mechanism are symmetrically arranged on two sides of the machine, the pressing assembly extends towards two sides, and the two groups of centering positioning plates in the stacking trays are synchronously pressed and fixed in the stacking trays.
2. The adaptive centering stacking device of claim 1, wherein: the self-adaptive adjusting assembly further comprises a reference plate locking assembly, the reference plate locking assembly comprises a clamping block capable of being clamped on the reference plate to limit the movement of the reference plate and a clamping block driving source for driving the clamping block to move towards the direction close to or far away from the reference plate, and when the reference plate is abutted to one side of the stacking tray to form a stacking reference surface, the clamping block driving source pushes the clamping block to be abutted to the reference plate.
3. The adaptive centering stacking device of claim 1, wherein: the self-adaptive adjusting assembly further comprises a battery cell feeding detection assembly, and the battery cell feeding detection assembly is arranged on the stacking reference surface and used for detecting whether the battery cell is placed in the stacking tray or not.
4. The adaptive centering stacking device of claim 1, wherein: the stacking press block comprises a top press block and a side press block;
the top surface pressing block is arranged above the stacking tray, the battery cell is propped against the stacking tray from the upper part of the stacking tray, and the contact surface of the top surface pressing block and the battery cell is provided with a roller;
the side briquetting sets up in the side of stacking the tray with stacking the reference surface corresponds the setting, supports the electricity core from stacking the side of tray and presses on stacking the reference surface, the contact surface of side briquetting and electricity core is provided with the contact block of wobbling, the contact block can consult stacking the reference surface swing and push the electricity core, adjusts the electricity core angle, makes the whole face of electricity core paste on stacking the reference surface.
5. The adaptive centering stacking device of claim 1, wherein: the battery cell stacking assembly further comprises a stacking arm driving source for driving the stacking arm to move along the extending direction of the stacking tray, the stacking arms are symmetrically arranged, the battery cells can be pushed by two sides of the stacking arm, and a plurality of battery cell butt blocks are arranged on the contact surface of the stacking arm and the battery cells.
6. The adaptive centering stacking device of claim 1, wherein: the self-adaptive reference stacking mechanism further comprises a mounting frame and a mounting plate arranged on the mounting frame in a sliding mode, the self-adaptive reference adjusting assembly and the battery cell stacking assembly are arranged on the mounting plate, a mounting plate sliding rail and a rack are arranged on the mounting frame, and a mounting plate driving source meshed with the rack is arranged on the mounting plate.
7. The adaptive centering stacking device of claim 1, wherein: the stacking tray conveying device is characterized by further comprising a conveying mechanism arranged on the machine table and located below the stacking tray, and the stacking tray is connected and transported on a production line through the conveying mechanism.
8. The adaptive centering stacking device of claim 7, wherein: the lifting mechanism comprises a lifting driving source, a synchronous lifter, a lifting plate, lifting locating pins and a lifting sensor, wherein the lifting driving source synchronously drives the lifting plate to jack the stacking tray from the lower side of the stacking tray through the control of the synchronous lifter, and the lifting locating pins are inserted into locating holes of the stacking tray.
9. The adaptive centering stacking device of claim 1, wherein: the centering plate is placed in the right center position of the stacking tray by utilizing the vision component and the mechanical arm, and the centering mechanism further comprises a avoidance component capable of driving the pressing component to move.
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