CN111564601B - A high-efficiency lithium battery electrode bag making machine - Google Patents
A high-efficiency lithium battery electrode bag making machineInfo
- Publication number
- CN111564601B CN111564601B CN202010365447.4A CN202010365447A CN111564601B CN 111564601 B CN111564601 B CN 111564601B CN 202010365447 A CN202010365447 A CN 202010365447A CN 111564601 B CN111564601 B CN 111564601B
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- pressing
- heat sealing
- pressing plate
- driving structure
- base
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0473—Filling tube-or pockets type electrodes; Applying active mass in cup-shaped terminals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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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
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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
- 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
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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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
本发明公开了一种高效锂电池极片制袋机，包括加工区、固定座、两个承托牵引机构、热封机构和裁切机构；加工区内设置有热封工位和裁切工位；承托牵引机构包括安装在固定座上的底座、底座驱动结构、操作平台、第一压板和第二压板；操作平台伸入加工区内，通过平台升降驱动结构安装在底座上，并能够由升降驱动结构带动其升降；底座驱动结构用于带动底座以联动操作平台在热封工位和裁切工位之间移动；第一压板通过压板升降驱动结构安装在底座上，并位于操作平台的正上方；压板升降驱动结构用于带动第一压板运动；第二压板通过双向驱动结构安装在底座上，并能够由双向驱动结构带动其分别沿Y向和Z向运动。本发明能提高裁切精度，同时提高效率。
This invention discloses a high-efficiency lithium battery electrode bag making machine, including a processing area, a fixed base, two supporting and traction mechanisms, a heat sealing mechanism, and a cutting mechanism. The processing area includes a heat sealing station and a cutting station. The supporting and traction mechanism includes a base mounted on the fixed base, a base drive structure, an operating platform, a first pressure plate, and a second pressure plate. The operating platform extends into the processing area and is mounted on the base via a platform lifting drive structure, which can move it up and down. The base drive structure moves the base between the heat sealing station and the cutting station in conjunction with the operating platform. The first pressure plate is mounted on the base via a pressure plate lifting drive structure and is located directly above the operating platform. The pressure plate lifting drive structure moves the first pressure plate. The second pressure plate is mounted on the base via a bidirectional drive structure and can move along the Y and Z directions respectively. This invention improves cutting accuracy and efficiency.
Description
Technical Field
The invention relates to bag making equipment, in particular to a high-efficiency lithium battery pole piece bag making machine.
Background
At present, a bag making machine is used for making a pole piece bag for a lithium battery pole piece, a lower diaphragm is required to be placed on a heat sealing station in the process of making the pole piece bag for the lithium battery pole piece, the lithium battery pole piece (except for the lug parts of the pole piece) is placed on the lower diaphragm, an upper diaphragm is adopted to cover the lithium battery pole piece, and then the pole piece bag is formed after heat sealing and cutting are carried out on the lithium battery pole piece, but in the existing operation, the heat sealing and the cutting are carried out on two platforms, namely, after the heat sealing of the heat sealing platform is finished, a traction mechanism is adopted to pull one side of the upper diaphragm and one side of the lower diaphragm, so that the part wrapped with the lithium battery pole piece is moved to the cutting platform for carrying out hastily operation, at the moment, in the process of pulling the upper diaphragm and the lower diaphragm, the part wrapped with the lithium battery pole piece by the upper diaphragm and the lower diaphragm is easily elongated and deformed, the lithium battery pole piece can not be accurately moved to the position by the upper diaphragm and the lower diaphragm, the heat sealing or cutting accuracy is affected, and each operation can be carried out independently, and the efficiency is lower.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a high-efficiency lithium battery pole piece bag making machine which can improve the cutting precision and the efficiency.
The invention adopts the following technical scheme:
A high-efficiency lithium battery pole piece bag making machine comprises
The two mounting areas are sequentially arranged at intervals along the Z direction;
the processing area is arranged between the two mounting areas, and a heat sealing station and a cutting station which are sequentially arranged at intervals along the X direction are formed in the processing area;
a fixing seat;
The support traction mechanism comprises a base, a base driving structure, an operation platform, a platform lifting driving structure, a first pressing plate, a pressing plate lifting driving structure, a second pressing plate and a bidirectional driving structure, wherein the operation platform stretches into the processing area and is used for supporting an upper diaphragm, a lithium battery pole piece and a lower diaphragm, the operation platform is arranged on the base through the platform lifting driving structure, the platform lifting driving structure is used for driving the operation platform to move along a Y direction, the base is arranged on the fixed base, the base driving structure is used for driving the base to move along the X direction so as to link the operation platform to move between the heat sealing station and the cutting station, the first pressing plate and the second pressing plate are sequentially arranged at intervals along the X direction and can be used for pressing the upper diaphragm and the lower diaphragm on the operation platform, the first pressing plate is arranged on the base through the pressing plate lifting driving structure, one side of the first pressing plate stretches into the area and is positioned in the positive direction of the pressing plate lifting driving structure, the second pressing plate is arranged on the base through the pressing plate lifting driving structure, the second pressing plate is driven by the second pressing plate to move along the Y direction, and is opposite to the second pressing plate is arranged in the bidirectional driving structure, and is used for driving the second pressing plate to move along the Y direction, and corresponds to the second pressing structure to the two pressing area, and is arranged in the bidirectional driving structure, so that the second pressing plate stretches towards the pressing area and moves along the Y direction;
The lithium battery electrode plate comprises an operation platform, a heat sealing mechanism and a sealing mechanism, wherein the heat sealing mechanism is used for heat-sealing and bonding an upper diaphragm and a lower diaphragm along the edge of the lithium battery electrode plate on the operation platform;
The cutting mechanism is used for cutting the upper diaphragm and the lower diaphragm along the edge of the bonding part respectively to form a pole piece bag wrapped with the pole piece of the lithium battery.
The base is further arranged on the fixed seat through a guide structure, and the guide structure comprises a guide rail extending along the X direction and a guide groove movably inserted and assembled with the guide rail.
The base driving structure comprises a rotating motor, a screw rod and a screw rod nut, wherein a machine body of the rotating motor is arranged on the fixed seat, the screw rod is in transmission connection with an output shaft of the rotating motor, and the screw rod nut is matched with the screw rod and is fixedly connected with the base.
Further, the bidirectional driving structure comprises a lifting air cylinder and a telescopic air cylinder, wherein a cylinder body of the telescopic air cylinder is arranged on the base, a telescopic rod of the telescopic air cylinder is parallel to the Z direction and fixedly connected with the cylinder body of the lifting air cylinder, and the telescopic rod of the lifting air cylinder is parallel to the Y direction and is in transmission connection with the second pressing plate.
The heat sealing mechanism comprises a heat sealing piece, a first heating component and a heat sealing piece driving structure, wherein the first heating component is used for heating the heat sealing piece, the heat sealing piece is provided with a downward-protruding hot-pressing flange, the track shape of the hot-pressing flange is the same as the shape of the edge of the part of the lithium battery pole piece except the tab, and the heat sealing piece driving structure is used for driving the heat sealing piece to move along the Y direction.
Further, the cutting mechanism comprises a cutter, a cutter driving structure and a second heating assembly, wherein the second heating assembly is used for heating the cutter, the cutting edge of the cutter faces downwards, the track shape of the cutting edge of the cutter is the same as the edge shape of the bonding part, and the cutter driving structure is used for driving the cutter to move along the Y direction.
The high-efficiency lithium battery pole piece bag making machine further comprises a frame, a mounting plate driving structure, a traction roller assembly and a pressing mechanism, wherein the traction roller assembly and the pressing mechanism are all arranged on the mounting plate, the traction roller assembly is used for penetrating and winding an upper diaphragm, the mounting plate driving mechanism is used for driving the mounting plate to move along the X direction so as to link the traction roller assembly to pull the upper diaphragm to the upper side of an operation platform or away from the operation platform, the pressing mechanism is used for pushing the upper diaphragm positioned on the operation platform to the direction close to the operation platform, the heat sealing mechanism and the cutting mechanism are all arranged on the mounting plate, and the traction roller assembly, the pressing mechanism, the heat sealing mechanism and the cutting mechanism are sequentially arranged along the arrangement direction of the heat sealing station and the cutting station.
The pressing mechanism comprises a pressing roller, a support and a pressing roller driving mechanism, wherein the pressing roller is pivoted on the support, and the pressing roller driving mechanism is used for driving the support to move along the Y direction.
Compared with the prior art, the invention has the beneficial effects that:
The invention is provided with a heat sealing mechanism, a cutting mechanism and two supporting traction mechanisms which are respectively arranged in two mounting areas; each bearing traction mechanism comprises a base, a base driving structure, an operation platform, a platform lifting driving structure, a first pressing plate, a pressing plate lifting driving structure, a second pressing plate and a bidirectional driving structure, wherein the two operation platforms are respectively arranged on a heat sealing station and a cutting station and can synchronously carry out heat sealing and cutting operations by adopting the heat sealing mechanism and the cutting mechanism, when the operation platforms of the heat sealing station and the cutting station are required to be interchanged, the bearing traction mechanism which aims at the operation platform and is positioned at the heat sealing station adopts the corresponding pressing plate lifting driving structure and the bidirectional driving structure to respectively drive the first pressing plate and the second pressing plate to compress an upper diaphragm and a lower diaphragm on two sides of a lithium battery pole piece on the operation platform, the bearing traction mechanism which aims at the operation platform and is positioned at the cutting station adopts the bidirectional driving structure to drive the operation platform to descend, and adopts the pressing plate lifting driving structure to drive the first pressing plate to ascend so as to form a space for avoiding the heat sealing station, and the two bases are respectively driven by adopting the two base driving structures to move in opposite directions when the two operation platforms are required to interchange positions, the heat sealing station and the two operation platforms can be successfully moved in opposite directions, the heat sealing station and the lithium battery pole piece can be synchronously moved to the second pressing plate and the second pressing plate at two sides when the corresponding pressing plate and the second pressing plate are synchronously moved to the second pressing plate, and the second pressing plate can synchronously move the lithium battery pole piece at the two sides when the lithium battery pole piece is synchronously and the second pressing plate is simultaneously moved, the part of the upper diaphragm and the lower diaphragm, which wraps the lithium battery pole piece, can be prevented from being elongated, and the deflection of the lithium battery pole piece relative to the upper diaphragm and the lower diaphragm is prevented, so that the cutting precision can be ensured.
Drawings
FIG. 1 is a schematic diagram of a high efficiency lithium battery pole piece bag making machine according to the present invention;
FIG. 2 is a schematic view of the structure of the bearing traction mechanism of the present invention;
FIG. 3 is a schematic view of the heat sealing mechanism, cutting mechanism, pull roll assembly and pressing mechanism of the present invention.
10, A fixed seat, 20, a bearing traction mechanism, 21, a base, 22, a base driving structure, 23, an operating platform, 24, a platform lifting driving structure, 25, a first pressing plate, 26, a pressing plate lifting driving structure, 27, a second pressing plate, 28, a bidirectional driving structure, 281, a lifting cylinder, 282, a telescopic cylinder, 30, a heat sealing mechanism, 31, a heat sealing piece, 32, a first heating component, 33, a heat sealing piece driving structure, 40, a cutting mechanism, 41, a cutter, 42, a cutter driving structure, 50, a guide rail, 60, an upper diaphragm, 70, a frame, 80, a mounting plate, 90, a mounting plate driving structure, 100, a traction roller assembly, 110, a pressing mechanism, 111, a press roller, 112, a bracket, 113 and a press roller driving mechanism.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
The high-efficiency lithium battery pole piece bag making machine shown in figures 1-3 comprises a processing area, a fixed seat 10, a heat sealing mechanism 30, a cutting mechanism 40, two mounting areas and two bearing traction mechanisms 20, wherein,
The two installation areas and the processing areas are sequentially and alternately arranged along the Z direction, namely, the two installation areas, the processing areas and the installation areas are arranged along the Z direction according to the arrangement mode of the installation areas, the processing areas and the installation areas;
the two bearing traction mechanisms 20 are respectively and correspondingly arranged in the two mounting areas, wherein the two bearing traction mechanisms 20 adopt the same structure, only the detailed structure of one of the bearing traction mechanisms 20 is described, specifically, the bearing traction mechanism 20 comprises a base 21, a base driving structure 22, an operation platform 23, a platform lifting driving structure 24, a first pressing plate 25, a pressing plate lifting driving structure 26, a second pressing plate 27 and a bidirectional driving structure 28, the operation platform 23 is specifically arranged on the base 21 through the platform lifting driving structure 24, the platform lifting driving structure 24 is used for driving the operation platform 23 to move along the Y direction, namely, is used for driving the operation platform 23 to move up and down, and the base 21 is arranged on the fixing seat 10. The base driving structure 22 is used for driving the base 21 to move along the X direction so as to link the operation platform 23 to move between the heat sealing station and the cutting station, the first pressing plate 25 and the second pressing plate 27 are sequentially arranged at intervals along the X direction and can be used for pressing the upper diaphragm 60 and the lower diaphragm on the operation platform 23, the first pressing plate 25 is arranged on the base 21 through the pressing plate lifting driving structure 26, one side of the first pressing plate 25 stretches into a processing area and is positioned right above the operation platform 23, the pressing plate lifting driving structure 26 is used for driving the first pressing plate 25 to move along the Y direction so as to enable the first pressing plate 25 to be close to the operation platform 23 or far away from the platform, pressing or loosening of the upper diaphragm 60 and the lower diaphragm is correspondingly realized, the two-way driving structure 28 is used for driving the second pressing plate 27 to move along the Y direction, and the two-way driving structure 28 is also used for driving the second pressing plate 27 to move along the Z direction so as to stretch out of the installation area and face the operation platform 23 or enable the second pressing plate 27 to retract into the corresponding installation area;
The heat sealing mechanism 30 is used for heat sealing and bonding the upper diaphragm 60 and the lower diaphragm along the edge of the lithium battery pole piece on the operation platform 23, and the bonding part of the upper diaphragm 60 and the lower diaphragm is formed into a bonding part;
The cutting mechanism 40, the heat sealing mechanism 30 and the cutting mechanism 40 are sequentially arranged at intervals along the X direction, and the cutting mechanism 40 is used for cutting off the upper diaphragm 60 and the lower diaphragm along the edge of the bonding part respectively to form a pole piece bag wrapped with the pole piece of the lithium battery.
On the basis of the structure, when the high-efficiency lithium battery pole piece bag making machine is used, the upper diaphragm 60 on the outer upper diaphragm roll and the lower diaphragm on the outer lower diaphragm roll are pulled out, and the upper diaphragm 60 and the lower diaphragm pass through between the operation platforms 23 of the two bearing traction mechanisms 20 and the first pressing plate 25; the two operation platforms 23 are adjusted to be respectively arranged on the heat sealing station and the cutting station, at the moment, the heat sealing mechanism 30 and the cutting mechanism 40 can be adopted to respectively carry out heat sealing and cutting operations, the efficiency is improved, and the cut pole piece bag formed by cutting and wrapping the pole piece of the lithium battery can be removed through external equipment; when the heat sealing is completed and cutting is required, the bearing traction mechanism 20 for the operation platform 23 positioned at the heat sealing station drives the first pressing plate 25 to press the upper diaphragm 60 and the lower diaphragm on the operation platform 23 through the pressing plate lifting driving structure 26, and drives the second pressing plate 27 to press the upper diaphragm 60 and the lower diaphragm on the operation platform 23 through the bidirectional driving structure 28, at the moment, the first pressing plate 25 and the second pressing plate 27 are pressed on two sides of the lithium battery pole piece, the bearing traction mechanism 20 for the operation platform 23 positioned at the cutting station drives the operation platform 23 to descend through the corresponding platform lifting driving structure 24 and drives the first pressing plate 25 to ascend through the pressing plate lifting driving structure 26, and the distance H1 between the operation platform 23 and the first pressing plate 25 in the Y direction on the cutting station is larger than the total height H2 of the operation platform 23 and the first pressing plate 25 (or is larger than the total height H3 of the operation platform 23 and the second pressing plate 27, and the requirement is that in actual use, if the total height H2 is larger than the total height H2 in the contrary, the total height H2 is larger than the total height in the actual use), the opposite pressing plate 27 is correspondingly arranged in the opposite direction driving structure 28, the two base driving structures 22 are adopted to respectively drive the two bases 21 to move in the opposite directions, so that the two operation platforms 23 of the heat sealing station and the cutting station can be interchanged smoothly, the heat sealing mechanism 30 and the cutting mechanism 40 can be adopted cyclically and synchronously to continuously heat seal and cut the upper diaphragm 60 and the lower diaphragm on the two operation platforms 23 respectively, the efficiency is improved, meanwhile, the operation platforms 23, the first pressing plate 25 and the second pressing plate 27 which are positioned on the heat sealing station move to the cutting station along with the bases 21, at the moment, the first pressing plate 25 and the second pressing plate 27 are respectively pressed on the two opposite sides of the lithium battery pole piece, the deformation of the parts of the lithium battery pole piece wrapped by the upper diaphragm 60 and the lower diaphragm can be avoided, the deflection of the lithium battery pole piece relative to the upper diaphragm 60 and the lower diaphragm is avoided, and the cutting precision can be ensured.
In addition, in the whole process, the two bearing traction mechanisms 20 adopt a mode of exchanging positions, other spaces are not required to be arranged for accommodating the bearing traction mechanisms 20, the base only needs to move along the X direction, does not need to move along the Y direction or other directions, and does not need to additionally arrange spaces for moving the two bearing traction mechanisms, so that the space is saved.
Specifically, the base 21 is mounted on the fixing base 10 through a guide structure, and the guide structure comprises a guide rail 50 extending along the X direction and a guide groove movably inserted and assembled with the guide rail 50, so that the movement stability of the base 21 is improved.
More specifically, the base driving structure 22 comprises a rotating motor, a screw rod and a screw rod nut, wherein a machine body of the rotating motor is arranged on the fixed seat 10, the screw rod is in transmission connection with an output shaft of the rotating motor, the screw rod nut is matched with the screw rod and fixedly connected with the base 21, so that when the rotating motor is started, the output shaft of the rotating motor drives the screw rod to rotate, and the screw rod nut is linked to drive the base 21 to move, and at the moment, the precision of a movement path can be further improved through the cooperation of the screw rod and the screw rod nut.
The base drive structure 22 described above may also employ air cylinders, hydraulic cylinders, and the like.
Further, the bidirectional driving structure 28 comprises a lifting air cylinder 281 and a telescopic air cylinder 282, wherein a cylinder body of the telescopic air cylinder 282 is arranged on the base 21, a telescopic rod of the telescopic air cylinder 282 is parallel to the Z direction and fixedly connected with a cylinder body of the lifting air cylinder 281, a telescopic rod of the lifting air cylinder 281 is parallel to the Y direction and is in transmission connection with the second pressing plate 27, or the bidirectional driving structure 28 is realized by adopting the following structure that the bidirectional driving structure 28 comprises the lifting air cylinder 281 and the telescopic air cylinder 282, the cylinder body of the lifting air cylinder 281 is arranged on the base 21, the telescopic rod of the lifting air cylinder 281 is parallel to the Y direction and is connected with a cylinder body of the telescopic air cylinder 282, and the telescopic rod of the telescopic air cylinder 282 is parallel to the Z direction and is in transmission connection with the second pressing plate 27.
The heat sealing mechanism 30 comprises a heat sealing piece 31, a first heating component 32 and a heat sealing piece driving structure 33, wherein the first heating component 32 is used for heating the heat sealing piece 31, the heat sealing piece 31 can be a heat sealing seat, a heat sealing shell and the like, the heat sealing piece 31 is provided with a downward-protruding heat pressing flange, the track shape of the heat pressing flange is the same as the edge shape of a part of a lithium battery pole piece except a pole lug, and the shape and the size of the heat pressing flange are larger than the size of the edge shape of the pole piece, so that the heat pressing flange is matched and covered outside the lithium battery pole piece, the heat sealing piece driving structure 33 is used for driving the heat sealing piece 31 to move along the Y direction, when in use, the heat pressing flange is opposite to any one operation platform 23 and is located above the operation platform 23, the first heating component 32 heats the heat sealing piece 31, therefore, the heat pressing flange is heated, the heat pressing flange is matched with the heat sealing piece driving structure 33 to drive the heat sealing piece 31 to move downwards along the Y direction, then the heat pressing flange is attached to the upper diaphragm 60, and under the action of the driving structure 33, the lower diaphragm is continuously pressed downwards, at the moment, the heat sealing diaphragm is bonded along the edge of the lithium battery pole piece, and the lower diaphragm is realized at one time, and the bonding of the upper diaphragm 60 and the diaphragm is saved.
Further, the cutting mechanism 40 includes a cutter 41, a cutter driving structure 42 and a second heating component, the second heating component is used for heating the cutter 41, the cutter 41 is downward, when the cutter is used, the cutter 41 faces the operation platform 23, the track shape of the cutter 41 is the same as the edge shape of the bonding part, the track shape size of the cutter 41 is larger than or equal to the edge shape size of the bonding part, and the cutter driving structure 42 is used for driving the cutter 41 to move along the Y direction. When the cutter 41 is heated by the second heating component in use, the cutter driving structure 42 drives the cutter 41 to move towards the direction close to the operation platform 23, and the cutting edge of the cutter 41 continues to move downwards after touching the upper diaphragm 60, at this time, the upper diaphragm 60 and the lower diaphragm are cut off once along the edge of the bonding part under the thermal cutting of the cutting edge of the cutter 41.
The first heating element 32 and the second heating element may be conventional heating wires, heating tubes, or the like.
Still further, the efficient lithium battery pole piece bag making machine further comprises a frame 70, a mounting plate 80, a mounting plate driving structure 90, a traction roller assembly 100 and a pressing mechanism 110 which are all arranged on the mounting plate 80, wherein the traction roller assembly 100 is used for penetrating and winding the upper diaphragm 60, the mounting plate 80 driving mechanism is used for driving the mounting plate 80 to move along the X direction so as to link the traction roller assembly 100 to pull the upper diaphragm 60 above the operation platform 23 or away from the operation platform 23, the pressing mechanism 110 is used for pushing the upper diaphragm 60 on the operation platform 23 towards the direction approaching the operation platform 23, the traction roller assembly 100, the pressing mechanism 110, the heat sealing mechanism 30 and the cutting mechanism 40 are sequentially arranged along the arrangement direction of the heat sealing station and the cutting station, and the heat sealing mechanism 30 and the cutting mechanism 40 are all arranged on the mounting plate 80.
On the basis of the structure, when the efficient lithium battery pole piece bag making machine is used, the upper diaphragm 60 passes through the pull roll assembly 100 and then passes through the space between the operation platform 23 and the first pressing plate 25, the first pressing plate 25 is adopted to press the upper diaphragm 60 and the lower diaphragm on the operation platform 23, when the lithium battery pole piece is required to be placed on the lower diaphragm on the operation platform, the mounting plate driving structure 90 drives the mounting plate 80 to move in the direction shown by an arrow A1 in the figure 1, at the moment, the pull roll pulls the upper diaphragm 60 away from the operation platform 23, namely, the upper diaphragm 60 is enabled to move away from the lower diaphragm, after the lithium battery pole piece is placed, the pull roll assembly 100 pulls the upper diaphragm 60 to the position above the operation platform 23, the pressing mechanism 110 presses the upper diaphragm 60 downwards, the upper diaphragm 60 and the lower diaphragm can be bonded, then the heat sealing and cutting operations can be carried out, the two sides of the upper diaphragm 60 are respectively pressed on the lower diaphragm by the first pressing plate 25 and the pressing mechanism 110 in a matching mode, and the arrangement of the first pressing plate 25 can save the function of setting up one side of the diaphragm 60 to press the diaphragm 60.
Specifically, the pressing mechanism 110 includes a pressing roller 111, a support 112, and a pressing roller driving mechanism 113, where the pressing roller 111 is pivoted on the support 112, and the pressing roller driving mechanism 113 is used to drive the support 112 to move along the Y direction, and the pivoting of the pressing roller 111 can reduce friction to the upper diaphragm 60.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (8)
1. A high-efficiency lithium battery pole piece bag making machine is characterized by comprising
The two mounting areas are sequentially arranged at intervals along the Z direction;
the processing area is arranged between the two mounting areas, and a heat sealing station and a cutting station which are sequentially arranged at intervals along the X direction are formed in the processing area;
a fixing seat;
The support traction mechanism comprises a base, a base driving structure, an operation platform, a platform lifting driving structure, a first pressing plate, a pressing plate lifting driving structure, a second pressing plate and a bidirectional driving structure, wherein the operation platform stretches into the processing area and is used for supporting an upper diaphragm, a lithium battery pole piece and a lower diaphragm, the operation platform is arranged on the base through the platform lifting driving structure, the platform lifting driving structure is used for driving the operation platform to move along a Y direction, the base is arranged on the fixed base, the base driving structure is used for driving the base to move along the X direction so as to link the operation platform to move between the heat sealing station and the cutting station, the first pressing plate and the second pressing plate are sequentially arranged at intervals along the X direction and can be used for pressing the upper diaphragm and the lower diaphragm on the operation platform, the first pressing plate is arranged on the base through the pressing plate lifting driving structure, one side of the first pressing plate stretches into the area and is positioned in the positive direction of the pressing plate lifting driving structure, the second pressing plate is arranged on the base through the pressing plate lifting driving structure, the second pressing plate is driven by the second pressing plate to move along the Y direction, and is opposite to the second pressing plate is arranged in the bidirectional driving structure, and is used for driving the second pressing plate to move along the Y direction, and corresponds to the second pressing structure to the two pressing area, and is arranged in the bidirectional driving structure, so that the second pressing plate stretches towards the pressing area and moves along the Y direction;
The lithium battery electrode plate comprises an operation platform, a heat sealing mechanism and a sealing mechanism, wherein the heat sealing mechanism is used for heat-sealing and bonding an upper diaphragm and a lower diaphragm along the edge of the lithium battery electrode plate on the operation platform;
The cutting mechanism is used for cutting the upper diaphragm and the lower diaphragm along the edge of the bonding part respectively to form a pole piece bag wrapped with the pole piece of the lithium battery.
2. The efficient lithium battery pole piece bag making machine according to claim 1, wherein the base is mounted on the fixed base through a guide structure, and the guide structure comprises a guide rail extending along the X direction and a guide groove movably inserted and assembled with the guide rail.
3. The efficient lithium battery pole piece bag making machine according to claim 2, wherein the base driving structure comprises a rotating motor, a screw rod and a screw rod nut, a machine body of the rotating motor is arranged on the fixing seat, the screw rod is in transmission connection with an output shaft of the rotating motor, and the screw rod nut is matched with the screw rod and is fixedly connected with the base.
4. The efficient lithium battery pole piece bag making machine of claim 1, wherein the bidirectional driving structure comprises a lifting cylinder and a telescopic cylinder, a cylinder body of the telescopic cylinder is arranged on the base, a telescopic rod of the telescopic cylinder is parallel to the Z direction and fixedly connected with the cylinder body of the lifting cylinder, and a telescopic rod of the lifting cylinder is parallel to the Y direction and in transmission connection with the second pressing plate.
5. The efficient lithium battery pole piece bag making machine of claim 1, wherein the heat sealing mechanism comprises a heat sealing piece, a first heating component and a heat sealing piece driving structure, wherein the first heating component is used for heating the heat sealing piece, the heat sealing piece is provided with a downward-protruding hot-pressing flange, the track shape of the hot-pressing flange is the same as the shape of the edge of a position of the lithium battery pole piece except for a pole lug, and the heat sealing piece driving structure is used for driving the heat sealing piece to move along the Y direction.
6. The efficient lithium battery pole piece bag making machine according to claim 1, wherein the cutting mechanism comprises a cutter, a cutter driving structure and a second heating assembly, the second heating assembly is used for heating the cutter, the cutting edge of the cutter faces downwards, the track shape of the cutting edge of the cutter is identical to the edge shape of the bonding part, and the cutter driving structure is used for driving the cutter to move along the Y direction.
7. The efficient lithium battery pole piece bag making machine of claim 1, further comprising a frame, a mounting plate driving structure, a traction roller assembly and a pressing mechanism, wherein the traction roller assembly and the pressing mechanism are all arranged on the mounting plate, the traction roller assembly is used for penetrating and winding an upper diaphragm, the mounting plate driving mechanism is used for driving the mounting plate to move along the X direction so as to link the traction roller assembly to pull the upper diaphragm above an operation platform or away from the operation platform, the pressing mechanism is used for pushing the upper diaphragm on the operation platform to a direction close to the operation platform, the heat sealing mechanism and the cutting mechanism are all arranged on the mounting plate, and the traction roller assembly, the pressing mechanism, the heat sealing mechanism and the cutting mechanism are sequentially arranged along the arrangement direction of the heat sealing station and the cutting station.
8. The efficient lithium battery pole piece bag making machine of claim 7, wherein the pressing mechanism comprises a pressing roller, a support and a pressing roller driving mechanism, the pressing roller is pivoted on the support, and the pressing roller driving mechanism is used for driving the support to move along the Y direction.
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| CN202010365447.4A CN111564601B (en) | 2020-04-30 | 2020-04-30 | A high-efficiency lithium battery electrode bag making machine |
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| CN202010365447.4A CN111564601B (en) | 2020-04-30 | 2020-04-30 | A high-efficiency lithium battery electrode bag making machine |
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| CN112072182B (en) * | 2020-08-25 | 2021-05-04 | 深圳市佰瑞自动化设备有限公司 | Sealing and cutting method |
| CN118289297A (en) * | 2024-03-21 | 2024-07-05 | 超音速人工智能科技股份有限公司 | A material receiving mechanism for bag making machine |
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| US6508901B2 (en) * | 2001-03-16 | 2003-01-21 | Wilson Greatbatch Ltd. | Thermo-encapsulating system and method |
| CN204820450U (en) * | 2015-08-08 | 2015-12-02 | 洪东坡 | Job stabilization's system bag machine heat -seal hot pressing mechanism |
| CN105119009B (en) * | 2015-08-18 | 2018-04-10 | 深圳吉阳智云科技有限公司 | The manufacture method of battery bag |
| CN205666281U (en) * | 2016-03-16 | 2016-10-26 | 东莞市伟升机械设备科技有限公司 | Pole piece bag making equipment of square lithium ion power batteries electricity core |
| CN105679999B (en) * | 2016-03-16 | 2024-07-26 | 东莞市伟升机械设备科技有限公司 | Pole piece bag making equipment of square lithium ion power battery cell |
| CN114005950B (en) * | 2018-09-09 | 2024-01-05 | 深圳市格林晟科技有限公司 | Method for producing battery pole piece by using die-cutting and bag-making integrated machine and battery pole piece |
| CN109638339A (en) * | 2018-12-21 | 2019-04-16 | 广东维都利新能源有限公司 | A kind of battery and preparation method thereof of positive and negative anodes difference diaphragm bag making |
| CN210386618U (en) * | 2019-04-29 | 2020-04-24 | 广州超音速自动化科技股份有限公司 | Bag-making and classifying integrated equipment for lithium battery pole piece |
| CN210393109U (en) * | 2019-04-29 | 2020-04-24 | 广州超音速自动化科技股份有限公司 | Traction cutting device with fixing structure |
| CN110153019B (en) * | 2019-04-29 | 2024-09-06 | 超音速人工智能科技股份有限公司 | Bag making and sorting integrated equipment for lithium battery pole pieces |
| CN110459794B (en) * | 2019-08-05 | 2021-03-16 | 苏州杜贝思特智能装备有限公司 | Battery pad pasting coating machine |
| CN110588068A (en) * | 2019-08-26 | 2019-12-20 | 广州超音速自动化科技股份有限公司 | Lithium battery pole piece bag making equipment and method |
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