CN112968201B - Self-adaptive hot pressing mechanism - Google Patents
Self-adaptive hot pressing mechanism Download PDFInfo
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- CN112968201B CN112968201B CN202110159785.7A CN202110159785A CN112968201B CN 112968201 B CN112968201 B CN 112968201B CN 202110159785 A CN202110159785 A CN 202110159785A CN 112968201 B CN112968201 B CN 112968201B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/04—Bending or folding of plates or sheets
- B29C53/06—Forming folding lines by pressing or scoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/065—Press rams
-
- 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
-
- 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)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
本发明提供了一种自适应热压机构，包括开合驱动组件和热压臂组件，所述热压臂组件设置两组且对称设置在开合驱动组件上，所述开合驱动组件驱动两组热压臂组件做相向或背向运动，所述热压臂组件包括热压头和平行度自适应模块，所述热压头安装在平行度自适应模块上。通过本发明能节省人力以及提高热压定型质量。
The present invention provides an adaptive hot pressing mechanism, comprising an opening and closing drive assembly and a heat pressing arm assembly, wherein two sets of the heat pressing arm assemblies are arranged symmetrically on the opening and closing drive assembly, and the opening and closing drive assembly drives the two A group of hot-pressing arm assemblies move toward or away from each other, and the hot-pressing arm assembly includes a hot-pressing head and a parallelism adaptive module, and the hot-pressing head is mounted on the parallelism adaptive module. The invention can save manpower and improve the quality of hot pressing.
Description
Technical Field
The invention relates to the technical field of polymer lithium battery production, in particular to a self-adaptive hot-pressing mechanism.
Background
As shown in fig. 4, in the production process of the polymer lithium battery a, a hot pressing step needs to perform hot pressing and shaping on two sides of the polymer lithium battery a, that is, an aluminum plastic film long side a2 folded and attached to two sides of a polymer lithium battery main body a1, when the hot pressing step is performed, the polymer lithium battery a is first positioned by a positioning mechanism, and then the hot pressing mechanisms respectively located on two sides of the polymer lithium battery a are manually driven to move so as to perform hot pressing and shaping on two sides of the polymer lithium battery a, which has the disadvantage that a parallelism error exists between a hot pressing head of the hot pressing mechanism and a side surface to be hot pressed of the polymer lithium battery a, so that the hot pressing head cannot be completely attached to the side surface to be hot pressed of the polymer lithium battery a, and thus two sides of the polymer lithium battery a have local regions which are not hot pressed, and the hot pressing and shaping quality is reduced.
Disclosure of Invention
The present invention is directed to an adaptive thermal pressing mechanism to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a self-adaptation hot pressing mechanism, is including opening and shutting drive assembly and hot pressing arm subassembly, the hot pressing arm subassembly sets up two sets ofly and the symmetry sets up on the drive assembly that opens and shuts, the two sets of hot pressing arm subassemblies of drive assembly that open and shut do the motion in opposite directions or dorsad, the hot pressing arm subassembly includes hot pressing head and depth of parallelism self-adaptation module, the hot pressing head is installed on depth of parallelism self-adaptation module.
Further, still include the pressure measurement subassembly, the pressure measurement subassembly is installed and is being opened and shut between drive assembly and the hot pressing arm subassembly, the pressure measurement subassembly sets up two sets ofly and the symmetry sets up.
Further, the pressure detection assembly comprises a second base, an elastic jacking module and a pressure sensing module, the hot pressing arm assembly is slidably connected to the second base, and the elastic jacking module and the pressure sensing module are both installed between the hot pressing arm assembly and the hot pressing arm assembly.
Further, the elastic jacking module comprises a spring seat and a spring, the spring seat is mounted on the second base, and the spring is arranged between the upper end of the spring seat and the lower part of the hot pressing arm assembly.
Further, the forced induction module includes ejector pad, pressure sensor and fixing base, pressure sensor leads to the fixing base and installs on base two, the one end of ejector pad and the below fixed connection of hot pressing arm subassembly, the other end of ejector pad sets up with pressure sensor's response end is relative, the elasticity is pushed up and is held the module and is driven the ejector pad through elasticity drive hot pressing arm subassembly and carry out the butt with pressure sensor's response end.
Further, the hot pressing head comprises a heating rod, a heat conducting strip block and a bottom heat insulation block, the heat conducting strip block is installed on the parallelism self-adaptive module through the bottom heat insulation block, a jack is formed in the heat conducting strip block, the jack extends along the length direction of the heat conducting strip block, and the heating rod is inserted into the jack.
Further, still include 7 font thermal-insulated pieces, 7 font thermal-insulated piece is installed on the heat conduction strip piece.
Further, depth of parallelism self-adaptation module includes that base one, rotatory strip piece and hexagon socket head wave pearl screw, rotatory strip piece rotatable coupling is on base one, hexagon socket head wave pearl screw sets up two and installs respectively at the both ends of rotatory strip piece, the rotatory strip piece of wave pearl end protrusion towards the hot pressing surface direction of hot pressing head back to of hexagon socket head wave pearl screw, be equipped with the sand grip on the base one, the sand grip sets up and extrudees each other with the wave pearl end of two hexagon socket head wave pearl screws mutually with the wave pearl end of two hexagon socket head wave pearl screws relatively.
Furthermore, the hot-pressing device further comprises a lifting driving assembly, the opening and closing driving assembly is installed on the lifting driving assembly, and the lifting driving assembly drives the opening and closing driving assembly to drive the two groups of hot-pressing arm assemblies to do lifting movement.
The invention has the beneficial effects that:
the invention drives two groups of hot pressing arm components to move oppositely through the opening and closing driving component so that two groups of hot pressing heads respectively carry out hot pressing on two sides of the polymer lithium battery, and the process of hot pressing one group of hot pressing heads and one side of the polymer lithium battery is taken as an example for explanation:
after the side face of the polymer lithium battery is contacted with the hot pressing head, the side face of the polymer lithium battery has parallelism error with the hot pressing face of the hot pressing head, so that the two sides of the hot pressing face in the length direction are subjected to different reaction forces, at the moment, the hot pressing head is enabled to make clockwise or anticlockwise elastic rotation motion along a horizontal plane through the parallelism self-adaptive module, so that the hot pressing face of the hot pressing head is parallel to the side face of the polymer lithium battery, the parallelism error is eliminated, at the moment, the hot pressing head is completely attached to the side face of the polymer lithium battery, and the hot pressing and shaping quality is improved;
and finally, the opening and closing driving assembly drives the two groups of hot pressing arm assemblies to move back to back, and the parallelism self-adaptive module drives the hot pressing head to reset to complete a working cycle.
Drawings
FIG. 1: the invention is a perspective view.
FIG. 2: the invention discloses a first three-dimensional schematic diagram of assembly of a hot-pressing arm component and a pressure detection component.
FIG. 3: the invention discloses a second three-dimensional schematic diagram of the assembly of a hot-pressing arm component and a pressure detection component.
FIG. 4: a schematic perspective view of a polymer lithium battery.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
referring to fig. 1 and 2, a self-adaptive hot pressing mechanism, including opening and closing drive assembly 1 and hot pressing arm assembly 2, hot pressing arm assembly 2 sets up two sets, two sets of hot pressing arm assembly 2 symmetry sets up on opening and closing drive assembly 1, opening and closing drive assembly 1 drives two sets of hot pressing arm assembly 2 and makes opposite or dorsad movement, hot pressing arm assembly 2 includes hot pressing head 21 and parallelism self-adaptation module 22, hot pressing head 21 installs on parallelism self-adaptation module 22, when applying different power to hot pressing face length direction both sides of hot pressing head 21, make hot pressing head 21 do clockwise or anticlockwise elastic rotation motion along the horizontal plane through parallelism self-adaptation module 22.
Drive assembly 1 and the hot pressing arm subassembly 2 that open and shut all are connected with the PLC controller electricity and all control through the PLC controller, and drive assembly 1, the hot pressing arm subassembly 2 and the PLC controller that open and shut all are connected with the power electricity.
The opening and closing driving assembly 1 comprises a movable base and two groups of linear driving modules, and the two groups of linear driving modules respectively drive the two groups of hot pressing arm assemblies 2 to move in the opposite direction or in the opposite direction.
The hot press head 21 comprises a heating rod, a heat conducting strip 211 and a bottom heat insulating block 212, the bottom heat insulating block 212 is provided with two ends, the two ends of the heat conducting strip 211 are respectively installed on the parallelism self-adaptive module 22 through the two bottom heat insulating blocks 212, the bottom heat insulating block 212 is used for reducing heat loss of the heat conducting strip 211, a jack 2111 is formed in the heat conducting strip 211, the jack 2111 extends along the length direction of the heat conducting strip 211, the heating rod is inserted in the jack 2111, the heating rod is electrically connected with a heating controller, and the heating controller is electrically connected with a power supply.
Still include 7 font insulating blocks, it is used for preventing that the staff from accidentally touching and causes the scald on heat conduction strip piece 211, and 7 font insulating blocks are installed on heat conduction strip piece 211.
Referring to fig. 2 and 3, the parallelism adaptive module 22 is an elastic rotation resetting module, the parallelism adaptive module 22 includes a first base 221, a rotation bar 222 and hexagon socket head cap screws 223, the rotation bar 222 is rotatably connected to the first base 221 through a pin bolt, the hexagon socket head cap screws 223 are disposed at two ends of the rotation bar 222, the bead end of the hexagon socket head cap screws 223 protrudes out of the rotation bar 222 in a direction back to the hot pressing surface of the hot pressing head 21, the first base 221 is provided with a protruding strip 2211, the protruding strip 2211 is disposed opposite to the bead ends of the two hexagon socket head cap screws 223 and is pressed against the bead ends of the two hexagon socket head cap screws 223.
Referring to fig. 1 and 3, the portable electronic device further includes a pressure detecting assembly 3, wherein the pressure detecting assembly 3 is installed between the opening/closing driving assembly 1 and the first base 221. The pressure detection assembly 3 is used for controlling the thermal pressure of the polymer lithium battery and ensuring that the thermal pressure is moderate.
Referring to fig. 3, the pressure detecting assembly 3 includes a second base 31, an elastic supporting module 32 and a pressure sensing module 33, the first base 221 is slidably connected to the second base 31, and both the elastic supporting module 32 and the pressure sensing module 33 are installed between the first base 221 and the second base 31.
The elastic jacking module 32 comprises a spring seat and a spring, the spring seat is installed on the second base 31, the spring is arranged between the upper end of the spring seat and the first base 221, a first blind hole is formed in one surface, opposite to the first base 221, of the spring seat, a second blind hole is formed in the position, corresponding to the first blind hole, of the first base 221, and two ends of the spring are located in the first blind hole and the second blind hole respectively.
Referring to fig. 3, the pressure sensing module 33 includes a pushing block 331, a pressure sensor 332 and a fixing base, the pressure sensor 332 is installed on the second base 31 through the fixing base, one end of the pushing block 331 is fixedly connected to the first base 221, the other end of the pushing block 331 is disposed opposite to the sensing end of the pressure sensor 332, the elastic propping module 32 drives the first base 221 to drive the pushing block 331 to abut against the sensing end of the pressure sensor 332 through elastic force, and the position of the first base 221 is prevented from being indefinite due to sliding.
Referring to fig. 1, the lithium battery thermal pressing device further includes motion buffering assemblies 4 for preventing the hot pressing arm assembly 2 moving at an excessive speed from impacting the lithium battery, the motion buffering assemblies 4 are arranged in two groups and are symmetrically arranged, and the motion buffering assemblies 4 are installed between the parallelism adaptive module 22 and the opening and closing driving assembly 1.
Referring to fig. 1, the hot press machine further comprises a lifting driving assembly 5, wherein the opening and closing driving assembly 1 is installed on the lifting driving assembly 5, and the lifting driving assembly 5 drives the opening and closing driving assembly 1 to drive the two groups of hot press arm assemblies 2 to perform lifting movement.
The invention can be adapted to the working condition that the positioning carrier is driven to drive the polymer lithium battery to move by the circulating conveying line through arranging the lifting driving assembly 5, the working condition has high automation degree, when the circulating conveying line drives the positioning carrier to drive the polymer lithium battery to move to the hot-pressing edge station, the limiting mechanism limits the positioning carrier, at the moment, the lifting driving assembly 5 drives the opening-closing driving assembly 1 to drive the two groups of hot-pressing arm assemblies 2 to move upwards, the opening-closing driving assembly 1 drives the two groups of hot-pressing arms to move oppositely, so that the two groups of hot-pressing heads 21 respectively carry out hot pressing on two sides of the polymer lithium battery, and the process when the group of hot-pressing heads 21 and one side of the polymer lithium battery are hot-pressed is taken as an example for explanation:
after the side face of the polymer lithium battery is contacted with the hot pressing head, the side face of the polymer lithium battery has parallelism error with the hot pressing face of the hot pressing head 21, so that two sides of the hot pressing face in the length direction are subjected to different reaction forces, the two different reaction forces drive the hot pressing head 21 to drive the rotating strip block 222 to rotate clockwise or anticlockwise along a horizontal plane by taking the axis of the shaft pin bolt as a rotating shaft, so that the inner shrinkage phenomena of different degrees are caused by different stress on the bead ends of the two inner hexagonal bead screws 223, at the moment, the hot pressing face of the hot pressing head 21 is parallel to the side face of the polymer lithium battery, the parallelism error is eliminated, the hot pressing face of the hot pressing head 21 can completely carry out hot pressing on the side face of the polymer lithium battery, and the quality of hot pressing and shaping is improved;
the hot pressing arm assembly 2 which receives the reaction force further drives the pushing block 331 to extrude the pressure sensor 332, when the pressure sensor 332 detects that the pressure value reaches a preset pressure value, the pressure sensor 332 sends an electric signal to the PLC, the PLC receives the electric signal and then controls the opening and closing driving assembly 1 to drive the two groups of hot pressing arm assemblies 2 to move back to back, at the moment, the two inner hexagonal wave ball screws 223 drive the rotating bar block 222 to drive the hot pressing head 21 to do reset rotating motion along the horizontal plane by taking the axis of the shaft pin bolt as a rotating shaft through elastic restoring force, and finally, one working cycle is completed.
The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (5)
1. The utility model provides a self-adaptation hot pressing mechanism which characterized in that: the hot pressing arm assembly comprises an opening and closing driving assembly and hot pressing arm assemblies, wherein the hot pressing arm assemblies are arranged in two groups and are symmetrically arranged on the opening and closing driving assembly, the opening and closing driving assembly drives the two groups of hot pressing arm assemblies to move in the opposite direction or in the opposite direction, each hot pressing arm assembly comprises a hot pressing head and a parallelism self-adaptive module, and the hot pressing heads are arranged on the parallelism self-adaptive modules;
the hot-pressing arm assembly is arranged between the opening and closing driving assembly and the hot-pressing arm assembly, and the two groups of pressure detection assemblies are symmetrically arranged;
the pressure detection assembly comprises a second base, an elastic jacking module and a pressure sensing module, the hot pressing arm assembly is slidably connected to the second base, and the elastic jacking module and the pressure sensing module are both arranged between the hot pressing arm assembly and the hot pressing arm assembly;
the elastic jacking module comprises a spring seat and a spring, the spring seat is mounted on the second base, and the spring is arranged between the upper end of the spring seat and the lower part of the hot pressing arm assembly;
the pressure sensing module comprises a push block, a pressure sensor and a fixed seat, the pressure sensor is installed on the second base through the fixed seat, one end of the push block is fixedly connected with the lower portion of the hot pressing arm assembly, the other end of the push block is arranged opposite to the sensing end of the pressure sensor, and the elastic jacking module drives the push block to abut against the sensing end of the pressure sensor through the elastic force driving hot pressing arm assembly.
2. The adaptive hot press mechanism according to claim 1, wherein: the hot pressing head comprises a heating rod, a heat conduction strip block and a bottom heat insulation block, the heat conduction strip block is installed on the parallelism self-adaptive module through the bottom heat insulation block, a jack is formed in the heat conduction strip block, the jack extends along the length direction of the heat conduction strip block, and the heating rod is inserted into the jack.
3. The adaptive hot press mechanism according to claim 2, wherein: still include 7 font thermal-insulated blocks, 7 font thermal-insulated blocks install on the heat conduction strip piece.
4. The adaptive hot press mechanism according to claim 1, wherein: the self-adaptive module of depth of parallelism includes that base one, rotatory strip piece and hexagon socket head wave pearl screw, rotatory strip piece rotatable coupling is on base one, hexagon socket head wave pearl screw sets up two and installs respectively at the both ends of rotatory strip piece, the rotatory strip piece of wave pearl end protrusion towards the hot pressing surface direction of hot pressing head in the back of the body of hexagon socket head wave pearl screw, be equipped with the sand grip on the base one, the sand grip sets up and extrudees each other with the wave pearl end of two hexagon socket head wave pearl screws mutually.
5. The adaptive hot press mechanism according to claim 1, wherein: the hot-pressing arm assembly is characterized by further comprising a lifting driving assembly, the opening and closing driving assembly is installed on the lifting driving assembly, and the lifting driving assembly drives the opening and closing driving assembly to drive the two hot-pressing arm assemblies to do lifting motion.
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| CN202110159785.7A CN112968201B (en) | 2021-02-05 | 2021-02-05 | Self-adaptive hot pressing mechanism |
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| CN202110159785.7A CN112968201B (en) | 2021-02-05 | 2021-02-05 | Self-adaptive hot pressing mechanism |
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| Title |
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| 分布式层压机控制系统的设计与实现;张亮等;《制造业自动化》;20110810(第15期);第142-144页 * |
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| CN112968201A (en) | 2021-06-15 |
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