CN114122483A - Electricity core module production line - Google Patents
Electricity core module production line Download PDFInfo
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- CN114122483A CN114122483A CN202111212327.1A CN202111212327A CN114122483A CN 114122483 A CN114122483 A CN 114122483A CN 202111212327 A CN202111212327 A CN 202111212327A CN 114122483 A CN114122483 A CN 114122483A
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- feeding system
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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Abstract
The invention provides a battery cell module production line which comprises a main conveying line, a plurality of movable platforms, an end plate feeding system, at least one battery cell feeding system and a module stacking mechanism, wherein the main conveying line is arranged on the main conveying line; the movable platforms are positioned on the main conveying line and comprise material preparation tooling mechanisms, and the material preparation tooling mechanisms are used for preliminarily stacking the battery cells and the end plates; the end plate feeding system is arranged on the side part of the main conveying line and used for conveying the end plates into the material preparation tooling mechanism; the battery cell feeding system is arranged at the side part of the main conveying line and used for conveying the battery cells into the material preparation tool mechanism; module stacking mechanism is used for carrying out accurate the piling up to end plate and electric core in the frock mechanism of prepareeing material, forms and treats the welding die set. The battery cell feeding system directly conveys the end plates to the material preparation tool mechanism to be preliminarily stacked, and then the battery cells and the end plates in the material preparation tool mechanism are accurately stacked by the module stacking mechanism without being stacked one by one and aligned, so that the labor intensity is reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of battery production, in particular to a battery cell module production line.
Background
Nowadays, the energy competition is more and more intense, and the development situation of the electric and battery industries is better. The battery cell is an important component unit of the battery, and the battery is formed by assembling the battery cell into a module and then packaging the module by a soft package. Currently, a lithium battery module production line includes a manual assembly line or a mechanical assembly line. The manual assembly line has high labor intensity, low production efficiency and poor product consistency, so the mechanical assembly line is adopted in the prior art; but current mechanical assembly line, most processes all realize on main transfer chain, cause main transfer chain overlength to increase factory building area, and need pile up, counterpoint one by one single electric core, the process action is complicated, production efficiency is low.
Disclosure of Invention
The invention provides a battery cell module production line, which is used for solving the defects of complicated process actions and low production efficiency caused by the fact that the main conveying line of a mechanical assembly line is too long, the area of a factory building is increased, single battery cells are required to be stacked one by one and aligned, and the like in the prior art; the preorder processes of the battery cell and the end plate are all completed in the feeding system, and the circulation beat of a main line is shortened; is beneficial to reducing the area requirement of the factory building.
The invention provides a production line of a battery cell module, which comprises:
a main conveyor line;
the movable platforms are positioned on the main conveying line and comprise material preparation tooling mechanisms, and the material preparation tooling mechanisms are used for preliminarily stacking the battery cells and the end plates;
the end plate feeding system is arranged at the side part of the main conveying line and used for conveying the end plates into the material preparation tooling mechanism;
the battery cell feeding system is used for conveying the battery cells into the material preparation tooling mechanism;
and the module stacking mechanism is used for accurately stacking the battery cell and the end plate in the material preparation tool mechanism to form a module to be welded.
According to the battery cell module production line provided by the invention, the material preparation tool mechanism comprises: a first limit plate;
the two second limiting plates are respectively positioned at two ends of the first limiting plate, and the two second limiting plates are butted with the first limiting plate to form a containing cavity for containing the battery cell;
and the displacement driving device is used for driving the two second limiting plates to mutually approach or depart from each other.
According to the cell module production line provided by the invention, the movable platform further comprises:
a platform frame arranged on the main conveying line;
the rotating mechanism is arranged on the platform rack and used for driving the material preparation tool mechanism to rotate;
and the turnover mechanism is used for driving the material preparation tool mechanism to turn over, and is positioned on the rotating mechanism.
The battery cell module production line further comprises a busbar feeding system, wherein the busbar feeding system is arranged on the side portion of the main conveying line and located at the downstream of the module stacking mechanism and used for conveying busbars into the material preparation tooling mechanism.
According to the cell module production line provided by the invention, the production line further comprises: the first bundling mechanism is arranged at the upstream of the busbar feeding system and used for bundling the modules to be welded in the material preparation tooling mechanism;
or, further comprising:
the end plate and side plate welding mechanism is arranged at the downstream of the module stacking mechanism and is used for welding the end plate and the side plate in the material preparation tooling mechanism;
the side plate feeding system is arranged on the side part of the main conveying line, is positioned at the upstream of the module stacking mechanism and is used for conveying side plates to the material preparation tooling mechanism;
or, further comprising:
the second bundling mechanism is arranged at the downstream of the module stacking mechanism and used for bundling the end plates and the side plates in the material preparation tooling mechanism;
and the side plate feeding system is arranged on the side part of the main conveying line and positioned at the upstream of the module stacking mechanism and used for conveying the side plates to the material preparation tool mechanism.
According to the cell module production line provided by the invention, the cell loading system and/or the end plate loading system and/or the side plate loading system and/or the busbar loading system comprises:
a material preparation conveying line;
a material preparation mechanism; the material preparation mechanism corresponds to the feeding end of the material preparation conveying line and is used for conveying materials to the material preparation conveying line;
the cleaning mechanism is arranged at the side part of the stock conveying line and used for cleaning the materials;
and the gluing mechanism is arranged on the lateral part of the prepared material conveying line, is positioned at the downstream of the cleaning mechanism and is used for gluing the materials.
According to the cell module production line provided by the invention, the production line further comprises:
the busbar welding mechanism is used for welding a busbar in the material preparation tool mechanism with a pole of a battery cell and enabling a module to be welded in the material preparation tool mechanism to form a module;
the detection system is used for detecting whether the module is qualified or not;
and the finished product delivery mechanism is used for transferring the qualified modules into the storage device.
According to the battery cell module production line provided by the invention, the battery cell feeding system and/or the end plate feeding system and/or the side plate feeding system and/or the busbar feeding system further comprise a material preparation caching mechanism, the feeding end of the material preparation caching mechanism corresponds to the discharging end of the material preparation conveying line, and the feeding hole of the material preparation tooling mechanism can correspond to the discharging end of the material preparation caching mechanism.
According to the cell module production line provided by the invention, the detection system comprises:
the welding detection mechanism is used for detecting the welding condition of the module;
and the module detection mechanism is used for detecting the voltage and/or the resistance and/or the current of the module.
According to the battery cell module production line provided by the invention, the main conveying line comprises a plurality of caching mechanisms for caching the movable platform, and the caching mechanisms are sequentially arranged along the conveying direction of the main conveying line and are in one-to-one correspondence with the module stacking mechanism, the first bundling mechanism or the end plate side plate welding mechanism or the second bundling mechanism, the detection system and the finished product delivery mechanism.
According to the battery cell module production line provided by the invention, the production line further comprises a positioning system for positioning the movable platform, wherein the positioning system comprises a plurality of positioning mechanisms, and the plurality of positioning mechanisms are in one-to-one correspondence with the battery cell feeding system, the end plate feeding system, the module stacking mechanism, the first bundling mechanism, the busbar feeding system, the busbar welding mechanism, the detection system and the finished product discharging mechanism;
or the positioning mechanisms correspond to the cell feeding system, the end plate feeding system, the side plate feeding system, the module stacking mechanism, the end plate side plate welding mechanism, the busbar feeding system, the busbar welding mechanism, the detection system and the finished product discharging mechanism one by one;
or, a plurality of the positioning mechanisms correspond to the battery cell feeding system, the end plate feeding system, the side plate feeding system, the module stacking mechanism, the second bundling mechanism, the busbar feeding system, the busbar welding mechanism, the detection system and the finished product discharging mechanism one to one.
According to the production line of the cell module, the plurality of movable platforms are arranged on the main conveying line, when the movable platforms move to the cell feeding system and the end plate feeding system, the cell feeding system conveys the cell and the end plate feeding system into the material preparation tooling mechanism of the movable platforms for preliminary stacking, the movable platforms continue to move to the module stacking mechanism, the module stacking mechanism accurately adjusts the positions of the cell and the end plate on the movable platforms, accurate stacking of the cell and the end plate is achieved, the cell and the end plate form a module to be welded, and then the movable platforms are conveyed to the subsequent working procedures by the main conveying line. The movable platform can be moved on the main conveying line, all the processes arranged along the main conveying line can be kept in fixed postures, and materials arriving on the movable platform of the processes can be processed.
According to the arrangement, the cell feeding system directly conveys the cells and the end plates to the material preparation tool mechanism of the movable platform for preliminary stacking, so that the single cells are not required to be stacked and aligned one by one, the labor intensity is reduced, and the production efficiency is improved; in addition, the preorder process of the battery cell and the end plate can be completed in the battery cell feeding system and the end plate feeding system, and the circulation beat of the main line is shortened; is beneficial to reducing the area requirement of the factory building.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cell module production line provided by the present invention;
fig. 2 is a schematic structural diagram of a cell loading system provided by the present invention;
FIG. 3 is a schematic structural view of an end plate feeding system provided by the present invention;
FIG. 4 is a schematic structural diagram of a movable platform provided in the present invention;
FIG. 5 is a second schematic structural view of a movable stage according to the present invention;
fig. 6 is a schematic structural diagram of a material preparation tooling mechanism provided by the present invention.
Reference numerals:
1: a main conveyor line; 2: a movable platform; 3: a battery cell loading system;
4: an end plate feeding system; 5: a side plate feeding system; 6: a busbar feeding system;
7: a module stacking mechanism; 8: an end plate side plate welding mechanism; 9: a busbar welding mechanism;
10: a welding detection mechanism; 11: a module detection mechanism; 12: a finished product delivery mechanism;
13: a defective product discharging mechanism; 14: a caching mechanism; 15: a platform frame;
16: a rotation mechanism; 17: a turnover mechanism; 18: a material preparation tooling mechanism;
19: an electric core; 20: a material preparation mechanism; 21: a material preparation conveying line;
22: a cleaning mechanism; 23: a gluing mechanism; 24: a material preparation caching mechanism;
221: a first cleaning mechanism; 222: a second cleaning mechanism; 171: a rotating shaft;
181: a first limit plate; 182: a second limiting plate; 183: a slide rail;
184: a slider; 185: a fixing plate; 186: a telescopic device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The cell module production line of the present invention is described below with reference to fig. 1 to 6.
As shown in fig. 1, the cell module production line provided by the present invention includes a main conveyor line 1, a plurality of movable platforms 2, at least one cell loading system 3, an end plate loading system 4, and a module stacking mechanism 7.
Wherein a plurality of movable platforms 2 are located on the main conveyor line 1 to be conveyed by the main conveyor line 1 to the respective processes. The movable platform 2 includes a material preparation tooling mechanism 18, and the material preparation tooling mechanism 18 is used for preliminarily stacking the battery cell 19 and the end plate. Electric core 19 feeding system 3 and end plate feeding system 4 set up the lateral part at main transfer chain 1, and electric core 19 feeding system 3 is used for carrying electric core 19 to the frock mechanism 18 of prepareeing material in, and end plate feeding system 4 is used for carrying the end plate to the frock mechanism 18 of prepareeing material in to make electric core 19 and end plate pile up in the frock mechanism 18 of prepareeing material tentatively. Module pile up mechanism 7 is used for pressing from both sides electric core 19 and the end plate in the tight frock mechanism 18 of prepareeing material, carries out the precision adjustment to the position form of electric core 19 and end plate in the frock mechanism 18 of prepareeing material, makes a plurality of electric cores 19 align each other and align the laminating with the end plate, makes more inseparable of end plate and the laminating of electric core 19.
In this embodiment, this electric core module production line can include two electric core feeding systems 3, also can include three electric core feeding systems 3, or more electric core feeding systems 3, specifically can set for according to actual need.
In addition, this electricity core module production line can include two end plate feeding system 4, one of them end plate feeding system 4 can be located electric core feeding system 3's upper reaches, another end plate feeding system 4 can be located electric core feeding system 3's low reaches, like this, can carry an end plate to the frock mechanism 18 of prepareeing material earlier, carry a plurality of electric cores 19 to the frock mechanism 18 of prepareeing material in proper order again, carry another end plate to the frock mechanism 18 of prepareeing material again at last, thereby be convenient for operate, be convenient for realize laminating end plate and electric core.
It should be noted that the end plate is a main stressed part after the whole module is installed, and is required to bear the bulging force generated by the battery cell after multiple charging and discharging.
But movable platform 2 removes on main transfer chain 1, remove to electric core feeding system 3, end plate feeding system 4 department, electric core feeding system 3 is with electric core 19, end plate feeding system 4 carries the end plate to but preliminary piling up in movable platform 2's the frock mechanism 18 of prepareeing material, but movable platform 2 continues to remove to module stacking mechanism 7 department, module stacking mechanism 7 carries out the precision adjustment with the position of electric core 19 and the end plate on movable platform 2 and realizes that electric core 19 and end plate's accurate piling up, the module is treated in the formation, then, but movable platform 2 is carried to follow-up process department by main transfer chain 1. Like this, but movable platform 2 circulation on main transfer chain 1, each process that sets up along main transfer chain 1 all can keep fixed gesture, processes the material on the movable platform 2 that arrives this process.
According to the arrangement, the battery cell feeding system 3 directly conveys the battery cells 19 and the end plate feeding system 4 to the material preparation tooling mechanism 18 of the movable platform 2 for preliminary stacking, and then the module stacking mechanism 7 precisely stacks the battery cells 19 and the end plates in the material preparation tooling mechanism 18 to form modules to be welded, so that the single battery cells are not required to be stacked and aligned one by one, the labor intensity is reduced, and the production efficiency is improved; in addition, the preorder processes of the battery cell and the end plate can be completed in the battery cell feeding system 3 and the end plate feeding system 4, and the circulation rhythm of the main line is shortened; is beneficial to reducing the area requirement of the factory building.
In this embodiment, this electric core module production line still includes busbar feeding system 6, and busbar feeding system 6 is used for carrying the busbar to in the frock mechanism 18 of prepareeing material. Busbar feeding system 6 sets up the lateral part at main transfer chain 1 to busbar feeding system 6 is located the low reaches of module pile mechanism 7, like this, so that the busbar with pile up the position phase-match of fashioned a plurality of electric cores 19's utmost point post, thereby guarantee busbar and 19 utmost point post welded accuracy of electric core, thereby improve the yields of module.
In an optional embodiment of the present invention, the cell module production line further includes a first bundling mechanism. Wherein, first bundle mechanism sets up the upper reaches at busbar feeding system 6 to be used for tying up into integral type structure with a plurality of electric cores 19 and two end plates in the frock mechanism 18 of prepareeing material, thereby guarantee that a plurality of electric cores 19 can not the mutual displacement and cause follow-up busbar can't correspond with the utmost point post accuracy of a plurality of electric cores 19, thereby cause busbar and the welded accuracy of a plurality of electric cores 19 utmost point posts relatively poor, thereby reduced the yields of module.
Here, first bundling mechanism can be including tying up the billet and being used for driving the winding device of billet winding in the plurality of electric cores 19 outsides, and winding device drives the billet and rotates around a plurality of electric cores 19 and end plate to make the billet winding in the outside of a plurality of electric cores 19 and end plate, tie up into integral type structure with a plurality of electric cores 19 and end plate, and, the billet can restrict the module and fill the back inflation of charging and discharging many times.
In another optional embodiment of the present invention, as shown in fig. 1, the cell module production line may further include a side plate feeding system 5, where the side plate feeding system 5 is configured to convey the side plate into a material preparation tooling mechanism 18 of the movable platform 2.
And curb plate feeding system 5 sets up the lateral part at main transfer chain 1 to be located module stacker 7's upper reaches, like this, the module stacker 7 of being convenient for carries out the accurate adjustment to the position of curb plate, makes end plate and curb plate and electric core 19 accurate piling up, forms and treats the welding die set.
In a mode of this embodiment, this electric core module production line can also include end plate curb plate welding mechanism 8, and end plate curb plate welding mechanism 8 is used for the end plate and the curb plate welding in the frock mechanism 18 of prepareeing material, forms protecting sheathing to protection electricity core 19.
In another mode of this embodiment, this electricity core module production line also can include the second and tie up the mechanism, and the second is tied up the mechanism and is used for tying up the end plate and the curb plate of getting ready in the frock mechanism 18 of prepareeing material fixedly, makes electricity core 19, end plate and curb plate fixed integral type structure. Here, the structure of the second binding mechanism may be the same as that of the first binding mechanism.
In addition, this electricity core module production line still includes busbar welding mechanism 9, detecting system and finished product shipment mechanism 12, and busbar welding mechanism 9 is used for welding the busbar with electric core 19's utmost point post, and detecting system is used for detecting whether qualified module, and finished product shipment mechanism is used for shifting qualified module to storage device in to distinguish unqualified module and qualified module, thereby improve the yields of module.
In addition, the module stacking mechanism 7, the first bundling mechanism or the end plate side plate welding mechanism 8 or the second bundling mechanism, the busbar loading system 6, the busbar welding mechanism 9, the detection system, and the finished product discharge mechanism 12 are sequentially arranged along the conveying direction of the main conveying line 1.
In this embodiment, both the end plate side plate welding mechanism 8 and the bus bar welding mechanism 9 may be of conventional structures, and the specific structures thereof are not limited herein. The product delivery mechanism 12 may be a robotic arm. The storage device may be a storage platform.
In an optional embodiment, the cell feeding system 3, the end plate feeding system 4, and the side plate feeding system 5 may be sequentially arranged along the conveying direction of the main conveying line 1, or may be arranged out of order.
And, electric core loading system 3 and/or end plate loading system 4 and/or curb plate loading system 5 and/or busbar loading system 6 includes prepareeing mechanism 20, a transfer chain 21 that prepares material for carrying the material, wiper mechanism 22 for rinsing the material and the rubber coating mechanism 23 that is used for the rubber coating to the material, the feed end of transfer chain 21 of prepareeing material is corresponding with prepareeing mechanism 20, prepareeing mechanism 20 is used for sending the material into prepareeing material transfer chain 21, wiper mechanism 22 and rubber coating mechanism 23 all set up the lateral part at transfer chain 21 of prepareeing material, and rubber coating mechanism 23 sets up the low reaches at wiper mechanism 22, in order to the rubber coating of material after the washing. Thus, the cell 19, the end plate, the side plate and the busbar are preordered by the cleaning mechanism 22 and the gluing mechanism 23 in the cell feeding system 3, the end plate feeding system 4, the side plate feeding system 5 and the busbar feeding system 6, so that preorders are all completed in branch lines, and the circulation beat of the main line is shortened; the production line layout mode of the main lines matched with the branch lines is beneficial to reducing the area requirement of a factory building.
In addition, the cleaning mechanism 22 of the cell loading system 3 includes a first cleaning mechanism 221 and a second cleaning mechanism 222 that are sequentially arranged along the conveying direction of the stock material conveying line 21, and the first cleaning mechanism 221 and the second cleaning mechanism 222 respectively clean two opposite side surfaces of the cell 19. Here, the two opposite sides of the battery cell 19 are two adhesive surfaces of the battery cell 19.
The cleaning mechanism 22 may be a plasma cleaner or a brush cleaning device.
In this embodiment, the cell feeding system 3, the end plate feeding system 4, the side plate feeding system 5, and/or the busbar feeding system 6 further include a material preparation caching mechanism 24, a feeding end of the material preparation caching mechanism 24 corresponds to a discharging end of the material preparation conveying line 21, and a feeding port of the material preparation tooling mechanism 18 can correspond to the discharging end of the material preparation caching mechanism 24, so that the cell 19, the end plate, and/or the side plate, and/or the busbar is conveyed into the material preparation tooling mechanism 18.
In one mode, the material preparation caching mechanism 24 may be a collection and storage chain or may be a conveyor, and the conveying speed of the material preparation caching mechanism 24 is smaller than the conveying speed of the material preparation conveying line 21, so that the battery cell 19, the end plate, the side plate and the busbar can be cached on the material preparation caching mechanism 24, and thus can be matched with the conveying speed of the movable platform 2, so that the plurality of battery cells 19, the end plate, the side plate and the busbar sequentially enter the material preparation tooling mechanisms 18 of the plurality of movable platforms 2.
In another mode, the material preparation caching mechanism 24 may include a caching conveyor line for conveying the material (the battery cell 19, the end plate, the side plate, and the bus bar) and a blocking piece disposed at a discharge end of the caching conveyor line, where the blocking piece can block the battery cell 19, the end plate, the side plate, and the bus bar, so that the battery cell 19, the end plate, the side plate, and the bus bar cannot move further, and the battery cell 19, the end plate, the side plate, and the bus bar are cached on the caching conveyor line. Here, the feed end of the buffer conveyor line corresponds to the discharge end of the stock preparation conveyor line 21, which can correspond to the feed inlet of the stock preparation tooling mechanism 18. The blocking member may include a blocking rod and a driving member for driving the blocking plate to extend or rotate, and the driving member may be an air cylinder or a motor.
In an optional embodiment of the invention, the material preparation tooling mechanism 18 includes a first limiting plate 181, two second limiting plates 182 and a displacement driving device, the two second limiting plates 182 are respectively located at two ends of the first limiting plate 181, and the two second limiting plates 182 are butted with the first limiting plate 181 to form a containing cavity for containing the cell 19 and the end plate (or the cell 19, the end plate and the side plate), so that the cell 19 and the end plate (or the cell 19, the end plate and the side plate) are preliminarily stacked in the containing cavity. The displacement driving device is used for driving the two second limiting plates 182 to be close to or far away from each other to adapt to the battery cells 19 with different sizes, and the displacement driving device can drive the two second limiting plates 182 to clamp the battery cells 19 tightly, so that the battery cells 19 cannot fall. Here, the displacement driving means includes two telescopic devices 186, and the two telescopic devices 186 are disposed opposite to each other and respectively drive the two second restriction plates 182 to approach or separate from each other. The telescoping device 186 may be an electric push rod, an air cylinder or a hydraulic cylinder.
It should be noted that, when the side plate feeding system 5 is located at the downstream of the cell feeding system 3, after the two second limiting plates 182 clamp the cell 19, the displacement driving device may drive the two second limiting plates 182 to be away from each other, so that a gap for the side plate to enter is reserved between the second limiting plates 182 and the cell 19.
Specifically, as shown in fig. 6, the two ends of the first limiting plate 181 are provided with the slide rails 183, the two second limiting plates 182 are provided with the sliders 184 located in the slide rails 183, the sliders 184 can slide along the slide rails 183, and the sliders 184 are clamped in the slide rails 183 and cannot be disengaged. The fixed plate 185 is fixedly arranged at one end, away from the first limiting plate 181, of the slide rail 183, the two telescopic devices 186 are respectively arranged on the fixed plate 185, and the second limiting plate 182 is driven to move by extension and contraction of the telescopic ends of the telescopic devices 186.
In an alternative embodiment, the movable platform 2 further includes a platform frame 15 and a rotating mechanism 16, the platform frame 15 is disposed on the main conveying line 1, and the rotating mechanism 16 is disposed on the movable platform 2 and is configured to drive the material preparation tooling mechanism 18 to rotate. Drive frock mechanism 18 of prepareeing material through rotary mechanism 16 and rotate to adjust the position of frock mechanism 18 of prepareeing material, follow-up module pile mechanism 7 of being convenient for is piled up electric core 19 and end plate (or electric core 19, end plate and curb plate) accurately, and be convenient for follow-up arrange the welding of backward flow on electric core utmost point post, guarantee the welded accuracy, reduce the welding time, improve production efficiency, the detecting system of being convenient for carries out all-round detection to the module, be favorable to improving the yields of module.
Here, the rotation mechanism 16 may include a rotation table rotatably provided on the platform frame 15 and a rotation motor for driving the rotation table to rotate, the rotation motor being fixed on the platform frame 15, the material preparation tooling mechanism 18 being provided on the rotation table.
Moreover, the movable platform 2 may further include a turnover mechanism 17, and the turnover mechanism 17 is configured to drive the material preparation tooling mechanism 18 to turn over. Specifically, as shown in fig. 6, the turnover mechanism 17 may include a rotation shaft 171 fixedly connected to the first limiting plate 181 and a turnover motor for driving the rotation shaft 171 to rotate, the turnover motor is fixedly mounted on the rotation table, and the turnover motor can drive the rotation shaft 171 to drive the first limiting plate 181 to rotate 180 degrees, so as to drive the material preparation tooling mechanism 18 to turn over. When subsequent module stack mechanism 7 accurately piles up electric core 19 and end plate (or electric core 19, end plate and curb plate), extrude the bottom surface of electric core 19 to avoid module stack mechanism 7 to extrude the front of electric core 19 and damage electric core 19 utmost point post.
It should be noted that the rotation shaft 171 may be connected to the center of the first stopper plate 181.
Here, the turnover mechanism 17 is located on the rotation mechanism 16 so that the rotation mechanism 16 drives the material preparation tooling mechanism 18 to rotate. A semi-cylindrical groove is provided on the rotary table, the stock preparation tooling mechanism 18 is installed above the semi-cylindrical groove, and the diameter of the semi-cylindrical groove is greater than or equal to the turning diameter of the stock preparation tooling mechanism 18 (i.e., the rotation diameter of the rotation shaft 171 that drives the stock preparation tooling mechanism 18 to rotate).
In this embodiment, the module stacking mechanism 7 may include a clamping assembly and a mechanical arm for driving the clamping assembly to approach and keep away from the main conveying line 1, the clamping assembly may include two opposite clamping plates and two push rods for driving the two clamping plates to approach and keep away from each other, the push rods may be installed on the mechanical arm, when the movable platform 2 moves to the module stacking mechanism 7, the mechanical arm drives the clamping assembly to approach the movable platform 2, so that the two clamping plates are located at two sides of the material preparation tooling mechanism 18, then the two push rods drive the two clamping plates to approach each other, and extrude the electrical core 19 and the end plate (or the electrical core 19, the end plate and the side plate), so that after the two opposite sides of the electrical cores 19 are aligned, the two push rods drive the two clamping plates to keep away from each other, and the rotating mechanism 16 drives the material preparation tooling mechanism 18 to rotate 90 degrees, the two push rods drive the two clamping plates to approach each other again, and the two push rods to move away from each other, Extruding the two end plates (or the two side plates) to align the other two side surfaces of the plurality of battery cells 19 and to be attached to the end plates (or to be closely attached to the two side plates), so as to precisely adjust the positions of the battery cells 19 and the end plates (or the battery cells 19, the end plates and the side plates) and precisely stack the battery cells 19 and the end plates (or the battery cells 19, the end plates and the side plates) in the material preparation tooling mechanism 18; after the extrusion is completed, the two push rods drive the two clamping plates to be away from each other, and the mechanical arm drives the clamping assembly to be away from the main conveying line 1. Here, the clamping assembly may also include four clamping plates and four push rods for driving the four clamping plates to approach and move away from each other, and the four clamping plates can be enclosed into a rectangular structure to cover the battery cell 19 and the end plate (or the end plate and the side plate) of the material preparation tooling mechanism 18, so as to facilitate squeezing the battery cell 19 and the end plate (or the end plate and the side plate), thereby realizing accurate adjustment of the position of the battery cell 19 (or the battery cell 19, the end plate and the side plate). And, the centre gripping subassembly can also be including the fixed plate that is located splint subassembly top, and the fixed plate is telescopically on the robotic arm, and the fixed plate can make a plurality of electric cores 19 of the frock mechanism 18 of prepareeing material parallel and level from top to bottom, specifically, when the frock mechanism 18 of prepareeing material drives electric core 19 upset 180 degrees, the fixed plate stretches out, makes the bottom of a plurality of electric cores 19 of the frock mechanism 18 of prepareeing material level mutually.
In an optional embodiment of the present invention, the detection system includes a welding detection mechanism 10 and a module detection mechanism 11, where the welding detection mechanism 10 is used to detect the welding condition of the module, so as to detect whether the module has the phenomena of missing welding, etc.; the module detection mechanism 11 is used for detecting the voltage and/or resistance and/or current of the module to detect whether the module can work normally.
Here, the welding detection mechanism 10 may include, but is not limited to, CCD detection (detecting the appearance of an object by a CCD detector), ultrasonic detection, X-ray detection. The module detection mechanism 11 may comprise a multimeter for detecting the voltage, current, resistance of the module.
In an optional embodiment, the main conveyor line 1 includes a plurality of buffer mechanisms 14 for buffering the movable platform 2, the plurality of buffer mechanisms 14 are sequentially arranged along the conveying direction of the main conveyor line 1, and the plurality of buffer mechanisms 14 are arranged in one-to-one correspondence with the module stacking mechanism 7, the first bundling mechanism or the end plate side plate welding mechanism 8, the bus bar welding mechanism 9, the detection system, and the finished product delivery mechanism 12, so as to process the electric cores on the movable platform 2 reaching the process for each process.
In one form, the main conveyor line 1 further comprises a movable platform conveyor line located at the front end of the first level buffer mechanism 14; cache mechanism 14 can be for the chain is put to the collection, also can be the conveyer, and cache mechanism 14's conveying speed is less than the conveying speed of portable platform transfer chain to make portable platform 2 can cache on cache mechanism 14, be convenient for process the electric core module on the portable platform 2.
Here, the feed end of the first-level buffer mechanism 14 (i.e., the buffer mechanism 14 corresponding to the module stacking mechanism 7) corresponds to the discharge end of the movable platform conveyor line.
In another mode, the buffer mechanism 14 may be a blocking member disposed on the main conveyor line 1, and when the movable platform 2 moves to the positions of the module stacking mechanism 7, the first bundling mechanism or the end plate side plate welding mechanism 8, the busbar welding mechanism 9, the detection system, and the finished product shipment mechanism 12, the blocking member blocks the movable platform 2 so that it cannot move further, so as to facilitate the module stacking mechanism 7, the first bundling mechanism or the end plate side plate welding mechanism 8 or the second bundling mechanism, the busbar welding mechanism 9, the detection system, and the finished product shipment mechanism 12 to process, detect, and discharge the battery cell module on the movable platform 2.
Note that, the welding detection mechanism 10 and the module detection mechanism 11 of the detection system also correspond to a buffer mechanism 14.
In this embodiment, this electricity core module production line still includes positioning system, in order to be used for fixing a position movable platform 2. Wherein, positioning system includes a plurality of positioning mechanism, a plurality of positioning mechanism and electric core feeding system 3, end plate feeding system 4, module stacking mechanism 7, first tying up the mechanism, busbar feeding system 6, busbar welding mechanism 9, detecting system, finished product shipment mechanism 12 one-to-one, in order to carry out real-time location to movable platform 2, be convenient for realize electric core 19 material loading, carry out the accuracy to electric core 19 and pile up, tie up electric core 19, to the welding of busbar and electric core 19 utmost point post, to the detection and the ejection of compact of module.
In another embodiment, a plurality of positioning mechanisms and electric core feeding system 3, end plate feeding system 4, curb plate feeding system 5, module stacking mechanism 7, end plate curb plate welding mechanism 8, busbar feeding system 6, busbar welding mechanism 9, detecting system and finished product shipment mechanism 12 one-to-one to fix a position movable platform 2 in real time, be convenient for realize electric core 19, the material loading of end plate and curb plate, the accurate stacking, the welding to end plate and curb plate, the welding to busbar and 19 utmost point posts of electric core, the detection and the ejection of compact to the module.
In other embodiments, a plurality of positioning mechanisms and electric core feeding system 3, end plate feeding system 4, curb plate feeding system 5, module stacking mechanism 7, the mechanism is tied up to the second, busbar feeding system 6, busbar welding mechanism 9, detecting system and finished product shipment mechanism 12 one-to-one to fix a position movable platform 2 in real time, be convenient for realize electric core 19, the material loading of end plate and curb plate, the accuracy is piled up, tie up fixedly to end plate and curb plate, to the welding of busbar and electric core 19 utmost point post, the detection and the ejection of compact to the module.
Specifically, the positioning mechanisms at the cell feeding system 3, the end plate feeding system 4, the side plate feeding system 5, and the busbar feeding system 6 are in communication connection with the material preparation cache mechanism 24 of the cell feeding system 3, the end plate feeding system 4, the side plate feeding system 5, and the busbar feeding system 6. When the movable platform 2 moves to the cell feeding system 3, the end plate feeding system 4, the side plate feeding system 5, and the busbar feeding system 6, the material preparation cache mechanism 24 conveys materials (the cell 19, the end plate, the side plate, and the busbar) into the material preparation tooling mechanism 18 of the movable platform 2. Here, the corresponding positioning mechanism of the feeding system can be in communication connection with the collecting and placing chain or the conveyor; the positioning mechanism may also be communicatively coupled to the drive member of the stop of the stock preparation buffer mechanism 24.
The positioning mechanisms at the first bundling mechanism (or the end plate side plate welding mechanism 8 or the second bundling mechanism) and the busbar welding mechanism 9 are respectively in communication connection with the corresponding cache mechanisms 14, so that the movable platform 2 can be cached, the first bundling mechanism (or the end plate side plate welding mechanism 8 or the second bundling mechanism) and the busbar welding mechanism 9 can bundle the battery cell 19 in the material preparation tooling mechanism 18 or weld the end plate and the side plate, and the busbar is welded with the pole of the battery cell 19.
Two positioning mechanisms are arranged at the detection system, the two positioning mechanisms correspond to the welding detection mechanism 10 and the module detection mechanism 11 respectively, and the two positioning mechanisms are in communication connection with the cache mechanisms 14 corresponding to the welding detection mechanism 10 and the module detection mechanism 11 respectively so as to cache the movable platform 2, so that the welding detection mechanism 10 and the module detection mechanism 11 can detect the module conveniently.
In an optional embodiment, the electric core module production line further includes a defective product unloading mechanism 13, the defective product unloading mechanism 13 may be disposed at a downstream of the detection system, specifically, the defective product unloading mechanism 13 may include a first defective product unloading mechanism and a second defective product unloading mechanism, the first defective product unloading mechanism and the second defective product unloading mechanism are respectively disposed at a downstream of the welding detection mechanism 10 and the module detection mechanism 11, and when the welding detection mechanism 10 detects that the welding condition of the module is not qualified, the first defective product unloading mechanism located at the downstream of the welding detection mechanism 10 moves the module out of the main conveyor line 1, so as to achieve defective product unloading; when the welding detection mechanism 10 detects that the welding condition of the module is qualified, the movable platform 2 continues to move to the module detection mechanism 11, the module detection mechanism 11 detects the module, and when the module detection mechanism 11 detects that the voltage, the current or the resistance of the module is unqualified, the second defective blanking mechanism on the downstream of the module detection mechanism 11 moves the module out of the main conveying line 1. Here, the first defective product blanking mechanism and the second defective product blanking mechanism are communicatively connected to the welding detection mechanism 10 and the module detection mechanism 11, respectively. The first defective product blanking mechanism and the second defective product blanking mechanism can be electric push rods, air cylinders or hydraulic cylinders, and can push the movable platform 2 down from the main conveying line 1 so as to realize blanking of defective products; first defective products unloading mechanism and second defective products unloading mechanism also can be the manipulator, and the manipulator can shift out movable platform 2 is whole from main transfer chain 1, also can only press from both sides the module on movable platform 2 out.
In this embodiment, this electric core module production line still includes control system, control system and main transfer chain 1, electric core feeding system 3 (or electric core feeding system 3, end plate feeding system 4, curb plate feeding system 5), busbar feeding system 6, module stacking mechanism 7, first bundling mechanism (or end plate curb plate welding mechanism 8 or second bundling mechanism), detection mechanism, finished product shipment mechanism 12, defective products unloading mechanism 13, rotary mechanism 16 and tilting mechanism 17 on the movable platform 2, positioning system communication connection, so as to realize automatic control. The control system may be a PLC control system, and is not limited herein.
In this embodiment, the main conveying line 1 may be a roller conveyor or a chain conveyor, and the stock preparation conveying line 21 may also be a roller conveyor or a chain conveyor.
In other embodiments, the main conveying line 1 may be a belt conveyor, a sliding groove for clamping the platform frame 15 of the movable platform 2 is provided on a conveying surface of the belt conveyor, the movable platform 2 and the sliding groove can slide relatively, the buffer mechanism 14 is configured as a stopper, the finished product delivery mechanism 12 and the defective product unloading mechanism 13 may be manipulators, when a qualified module or an unqualified module needs to be transferred out from the main conveying line 1, the two second limiting plates 182 are driven by the movement driving device of the material preparation tooling mechanism 18 to be away from each other, so that the manipulator clamps out the module, at this time, the movable platform 2 continues to move along with the main conveying line 1 and moves to the lower side of the main conveying line 1, and then continues to move to the feeding end of the main conveying line 1, thereby realizing the recycling of the movable platform 2.
The invention provides a cell module production line, wherein a cell, an end plate and a side plate are respectively processed in a cell feeding system 3, an end plate feeding system 4 and a side plate feeding system 5 in a preorder manner (such as cleaning and gluing), when a movable platform 2 is sequentially conveyed to the cell feeding system 3, the end plate feeding system 4 and the side plate feeding system 5 by a main conveying line 1, the cell feeding system 3, the end plate feeding system 4 and the side plate feeding system 5 sequentially convey a cell 19, the end plate and the side plate into a material preparation tooling mechanism 18 of the movable platform 2 (here, when the cell feeding system 3 conveys the cell 19, the front side of the cell 19 is arranged upwards); then, the main conveying line 1 continues to convey the movable platform 2, the movable platform 2 moves to the module stacking mechanism 7, the positioning mechanism of the module stacking mechanism 7 detects the movable platform 2, the stopper (the cache mechanism 14) at the module stacking mechanism 7 blocks the movable platform 2, the module stacking mechanism 7 accurately stacks the battery cell 19, the end plate and the side plate in the material preparation tooling mechanism 18, after stacking is completed, the stopper at the module stacking mechanism 7 is moved away, the movable platform 2 continues to move to the end plate side plate welding mechanism 8, the positioning mechanism at the end plate side plate welding mechanism 8 detects the movable platform 2, the stopper (the cache mechanism 14) at the end plate side plate welding mechanism 8 blocks the movable platform 2, the end plate side plate welding mechanism 8 welds the end plate and the side plate in the material preparation tooling mechanism 18, after welding is completed, the movable platform 2 continues to move to the busbar feeding system 6, the busbar feeding system 6 conveys the busbar into the material preparation tooling mechanism 18, the movable platform 2 continues to move to the busbar welding mechanism 9, the positioning mechanism at the busbar welding mechanism 9 detects the movable platform 2, the stopper (the caching mechanism 14) at the busbar welding mechanism 9 blocks the movable platform 2, the busbar welding mechanism 9 welds the busbar and the cell pole, after the welding is completed, the movable platform 2 continues to move to the welding detection mechanism 10, the positioning mechanism at the welding detection mechanism 10 detects the movable platform 2, the stopper (the caching mechanism 14) at the welding detection mechanism 10 blocks the movable platform 2, the welding detection mechanism 10 detects the welding condition of the module, if the detection is not qualified, the first defective product blanking mechanism moves the movable platform 2 out of the main conveying line 1, if the detection is qualified, the movable platform 2 continues to move to the module detection mechanism 11, the positioning mechanism at the module detection mechanism 11 detects the movable platform 2, the blocking piece (the cache mechanism 14) at the module detection mechanism 11 blocks the movable platform 2, the module detection mechanism 11 detects the voltage and/or the current and/or the resistance of the module, if the detection is unqualified, the second defective product blanking mechanism moves the movable platform 2 out of the main conveying line 1, if the detection is qualified, the movable platform 2 continues to move to the finished product delivery mechanism 12, and the finished product delivery mechanism 12 moves the movable platform 2 out of the main conveying line 1.
The above-described embodiments of the apparatus are merely illustrative, and some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (11)
1. The utility model provides a electricity core module production line which characterized in that includes:
a main conveyor line;
the movable platforms are positioned on the main conveying line and comprise material preparation tooling mechanisms, and the material preparation tooling mechanisms are used for preliminarily stacking the battery cells and the end plates;
the end plate feeding system is arranged at the side part of the main conveying line and used for conveying the end plates into the material preparation tooling mechanism;
the battery cell feeding system is arranged on the lateral part of the main conveying line and used for conveying the battery cells into the material preparation tooling mechanism;
and the module stacking mechanism is used for accurately stacking the end plate and the battery cell in the material preparation tool mechanism to form a module to be welded.
2. The cell module production line of claim 1, wherein the stock preparation tooling mechanism comprises:
a first limit plate;
the two second limiting plates are respectively positioned at two ends of the first limiting plate, and the two second limiting plates are butted with the first limiting plate to form a containing cavity for containing the battery cell;
and the displacement driving device is used for driving the two second limiting plates to mutually approach or depart from each other.
3. The cell module production line of claim 1, wherein the movable platform further comprises:
a platform frame arranged on the main conveying line;
the rotating mechanism is arranged on the platform rack and used for driving the material preparation tool mechanism to rotate;
and the turnover mechanism is used for driving the material preparation tool mechanism to turn over, and is positioned on the rotating mechanism.
4. The cell module production line of claim 1, further comprising a busbar feeding system disposed at a side of the main conveyor line and downstream of the module stacking mechanism for conveying busbars into the stock preparation tooling mechanism.
5. The cell module production line of claim 4, further comprising: the first bundling mechanism is arranged at the upstream of the busbar feeding system and used for bundling the modules to be welded in the material preparation tooling mechanism;
or, further comprising:
the end plate and side plate welding mechanism is arranged at the downstream of the module stacking mechanism and is used for welding the end plate and the side plate in the material preparation tooling mechanism;
the side plate feeding system is arranged on the side part of the main conveying line, is positioned at the upstream of the module stacking mechanism and is used for conveying side plates to the material preparation tooling mechanism;
or, further comprising:
the second bundling mechanism is arranged at the downstream of the module stacking mechanism and used for bundling the end plates and the side plates in the material preparation tooling mechanism;
and the side plate feeding system is arranged on the side part of the main conveying line and positioned at the upstream of the module stacking mechanism and used for conveying the side plates to the material preparation tool mechanism.
6. The cell module production line of claim 5, wherein the cell loading system and/or the end plate loading system and/or the side plate loading system and/or the busbar loading system comprises:
a material preparation conveying line;
a material preparation mechanism; the material preparation mechanism corresponds to the feeding end of the material preparation conveying line and is used for conveying materials to the material preparation conveying line;
the cleaning mechanism is arranged at the side part of the stock conveying line and used for cleaning the materials;
and the gluing mechanism is arranged on the lateral part of the prepared material conveying line, is positioned at the downstream of the cleaning mechanism and is used for gluing the materials.
7. The cell module production line of claim 5, further comprising:
the busbar welding mechanism is used for welding a busbar in the material preparation tool mechanism with a pole of a battery cell and enabling a module to be welded in the material preparation tool mechanism to form a module;
the detection system is used for detecting whether the module is qualified or not;
and the finished product delivery mechanism is used for transferring the qualified modules into the storage device.
8. The production line of the battery cell module set of claim 5, wherein the battery cell feeding system and/or the end plate feeding system and/or the side plate feeding system and/or the busbar feeding system further includes a material preparation caching mechanism, a feeding end of the material preparation caching mechanism corresponds to a discharging end of the material preparation conveying line, and a feeding port of the material preparation tooling mechanism can correspond to a discharging end of the material preparation caching mechanism.
9. The cell module production line of claim 7, wherein the detection system comprises:
the welding detection mechanism is used for detecting the welding condition of the module;
and the module detection mechanism is used for detecting the voltage and/or the resistance and/or the current of the module.
10. The cell module production line of claim 7, wherein the main conveyor line includes a plurality of buffer mechanisms for buffering the movable platform, and the plurality of buffer mechanisms are sequentially arranged in the conveying direction of the main conveyor line and correspond to the module stacking mechanism, the first bundling mechanism, the end plate side plate welding mechanism, the second bundling mechanism, the detection system, and the finished product delivery mechanism one to one.
11. The cell module production line of claim 7, further comprising a positioning system for positioning the movable platform, wherein the positioning system comprises a plurality of positioning mechanisms, and the plurality of positioning mechanisms are in one-to-one correspondence with the cell loading system, the end plate loading system, the module stacking mechanism, the first bundling mechanism, the busbar loading system, the busbar welding mechanism, the detection system, and the finished product discharge mechanism;
or the positioning mechanisms correspond to the cell feeding system, the end plate feeding system, the side plate feeding system, the module stacking mechanism, the end plate side plate welding mechanism, the busbar feeding system, the busbar welding mechanism, the detection system and the finished product discharging mechanism one by one;
or, a plurality of the positioning mechanisms correspond to the battery cell feeding system, the end plate feeding system, the side plate feeding system, the module stacking mechanism, the second bundling mechanism, the busbar feeding system, the busbar welding mechanism, the detection system and the finished product discharging mechanism one to one.
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