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CN-121990376-A - Cell heat insulation film pasting production line based on magnetic suspension conveying line

CN121990376ACN 121990376 ACN121990376 ACN 121990376ACN-121990376-A

Abstract

The invention discloses a cell heat-insulating film pasting production line based on a magnetic suspension conveying line, and belongs to the technical field of cell heat-insulating film pasting. The magnetic suspension conveying line is located on one side of the frame, and the magnetic suspension conveying line is sequentially provided with a feeding area, a film pasting area, a detection area and a module offline area along the advancing direction. The cell heat-insulating film pasting production line based on the magnetic suspension conveying line fundamentally eliminates dust generated by mechanical friction, greatly improves the cleanliness and safety of batteries, simultaneously avoids mechanical transmission, and eliminates the influence of vibration on precision procedures.

Inventors

  • SHEN CAN
  • WANG YUBAO
  • LI YING
  • WANG CONG
  • WANG ZEQING

Assignees

  • 常州华数锦明智能装备技术研究院有限公司

Dates

Publication Date
20260508
Application Date
20251231

Claims (9)

  1. 1. The battery cell heat insulation film pasting production line based on the magnetic suspension conveying line is characterized by comprising a magnetic suspension conveying line (1) and a rack (10) which are used for conveying a battery module (8), wherein the magnetic suspension conveying line (1) is positioned on one side of the rack (10), and the magnetic suspension conveying line (1) is sequentially provided with a feeding area (101), a film pasting area (102), a detection area (103) and a module offline area (104) along the advancing direction; a rotary feeding table (7) for storing the heat insulating film (9) and capable of rotating the heat insulating film (9) so that the working face is oriented to the correct position; The film tearing station (4) is provided with a clamping mechanism and a film stripping mechanism, one end of the heat insulation film (9) is stuck with release paper (91), one side of the release paper (91) protrudes out of the heat insulation film (9) to form an ear side (911), the ear side (911) is clamped by the clamping mechanism and then pulled to form an opening between the heat insulation film (9) and the release paper (91), and the film stripping mechanism enters the heat insulation film (9) along the opening and moves between the release paper (91) to completely separate the release paper (91) from the heat insulation film (9); The positioning station (5) is provided with a positioning module, a positioning moving block and a positioning fixed block are arranged in the positioning module, the two sides of the long side and the short side of the heat insulation film (9) are respectively provided with the positioning moving block and the positioning fixed block, and when the positioning moving block is far away from or close to the positioning top block, the heat insulation film (9) peeled from the film peeling mechanism is subjected to secondary positioning; The conveying system (2), the output fixedly connected with sucking disc tongs (3) of conveying system (2), sucking disc tongs (3) absorb thermal-insulated membrane (9), conveying system (2) are used for driving sucking disc tongs (3) to remove along x, y, three direction of z axle, make thermal-insulated membrane (9) shift between rotatory material loading platform (7), dyestripping station (4) and location station (5).
  2. 2. The cell heat insulation film pasting production line based on the magnetic suspension conveying line according to claim 1, wherein the clamping module is provided with a cylinder (45), the output end of the cylinder (45) is fixedly connected with a lower pressing plate (46), the top of the lower pressing plate (46) is provided with a plurality of protruding points (461), one side of the cylinder (45) is provided with an upper pressing plate (47), the lower end face of the upper pressing plate (47) is provided with a plurality of saw teeth (471), and the ear side (911) is clamped between the upper pressing plate (47) and the lower pressing plate (46).
  3. 3. The cell heat insulation film pasting production line based on the magnetic suspension conveying line according to claim 2, wherein the film tearing station (4) is further provided with a recovery box (42) for collecting release paper (91), and the air cylinder (45) is positioned on one side of the recovery box (42).
  4. 4. The cell heat insulation film pasting production line based on the magnetic suspension conveying line according to claim 3, wherein the film peeling mechanism is provided with an x-axis film peeling moving module (41), the x-axis film peeling moving module (41) is located on one side of a recovery box (42), a mounting plate (43) is fixedly connected to the moving end of the x-axis film peeling moving module (41), a deflector rod (44) is fixedly connected to one side of the mounting plate (43), and the length of the deflector rod (44) is larger than the width of the heat insulation film (9).
  5. 5. The cell thermal insulation film pasting production line based on the magnetic suspension conveying line according to claim 1, wherein the positioning station (5) is provided with a substrate (51), the positioning module is installed on the substrate (51), the positioning module comprises a y-axis positioning moving module (55) and an x-axis positioning moving module (56), the positioning moving block comprises a y-axis positioning moving block (53) and an x-axis positioning moving block (54), and the positioning fixed block comprises a y-axis positioning fixed block (57) and an x-axis positioning fixed block (58); the substrate (51) is provided with a positioning area (52) for placing the heat insulation film (9), the x-axis positioning moving block (54) is positioned on one side of the positioning area (52) in the narrow side direction, the x-axis positioning fixed block (58) is positioned on the other side of the positioning area (52) in the narrow side direction, and the x-axis positioning moving block (54) is used for approaching or separating the x-axis positioning fixed block (58) through an x-axis positioning moving module (56); The y-axis positioning moving block (53) is located on one side of the long side direction of the positioning area (52), the y-axis positioning fixed block (57) is located on the other side of the long side direction of the positioning area (52), and the y-axis positioning moving block (53) achieves approaching or separating of the y-axis positioning fixed block (57) through the y-axis positioning moving module (55).
  6. 6. The cell heat insulation film pasting production line based on the magnetic suspension conveying line according to claim 1, wherein the magnetic suspension conveying line (1) comprises a tray (11) for bearing a battery module (8), a rotor (12), a stator (13) and linear guide rails (14), the rotor (12) is fixedly arranged at the bottom of the tray (11), the linear guide rails (14) are distributed on the front side and the rear side of the tray (11), the tray (11) is slidably arranged on the linear guide rails (14), and the stator (13) is arranged between the linear guide rails (14).
  7. 7. The cell thermal insulation film pasting production line based on a magnetic suspension conveying line is characterized in that the conveying system (2) is provided with a y-axis moving module (21), an x-axis moving module (22) and a z-axis moving module (23), the sucker gripper (3) is fixedly arranged at the moving end of the z-axis moving module (23), the z-axis moving module (23) drives the sucker gripper (3) to move in the up-down direction, the z-axis moving module (23) is fixedly arranged at the moving end of the x-axis moving module (22), the x-axis moving module (22) drives the z-axis moving module (23) and the sucker gripper (3) to move in the left-right direction, the x-axis moving module (22) is fixedly arranged at the moving end of the y-axis moving module (21), and the y-axis moving module (21) drives the x-axis moving module (22), the z-axis moving module (23) and the sucker gripper (3) to move in the front-back direction.
  8. 8. The cell thermal insulation film pasting production line based on the magnetic suspension conveying line according to claim 1, wherein the sucker gripper (3) is provided with a buffer spring (31), a vacuum sucker (32), an upper layer plate (33) and a lower layer plate (34), the buffer spring (31) is located between the upper layer plate (33) and the lower layer plate (34), the buffer spring (31) is compressed to generate elastic force when the upper layer plate (33) and the lower layer plate (34) are mutually close, the vacuum sucker (32) is fixedly arranged on the lower layer plate (34), a suction nozzle of the vacuum sucker (32) protrudes out of the bottom of the lower layer plate (34), and a gap is reserved between the upper end of the vacuum sucker (32) and the bottom of the upper layer plate (33) in a normal state.
  9. 9. The cell heat insulation film pasting production line based on the magnetic suspension conveying line according to claim 1, wherein a CCD camera (15) for photographing the heat insulation film (9) is further arranged on the magnetic suspension conveying line (1), and the CCD camera (15) is located in the detection area (103).

Description

Cell heat insulation film pasting production line based on magnetic suspension conveying line Technical Field The invention relates to the technical field of sticking of battery cell heat insulation films, in particular to a battery cell heat insulation film sticking production line based on a magnetic suspension conveying line. Background The power battery module is used as a core energy unit of the electric automobile, and the assembly process of the power battery module has extremely high requirements on precision, efficiency and cleanliness, and directly influences the overall performance and the safety reliability of the battery pack. Typical module production lines typically include multiple stations for cell loading, welding, glue application, stacking, end-to-side plate fastening, thermal film bonding, and module drop-out. At present, conventional modes such as roller conveying lines, chain plate lines or AGV trolleys and the like are commonly adopted in the industry to convey electric cores or modules among stations. However, in the key process of sticking the battery cell heat-insulating film, the above-mentioned transmission method has several inherent defects: The mechanical contact pollution risk is high, micron-sized dust is easy to generate by friction between a conveyor belt or a chain and a tooling pallet, and in a dry and clean production environment, the dust is easy to fly and adhere to the surface of a battery cell or an uncured insulating film adhesive layer, so that the bonding strength is seriously affected, and potential safety hazards are possibly introduced; Vibration and impact interference are large, and vibration and impact generated in the starting and stopping or running process of a traditional mechanical transmission system are easy to cause small displacement of the preliminarily stacked modules, so that the heat insulation film is attached to offset and wrinkled, and even the damage of the microstructure inside the battery is induced; the production line has the defects of fixed layout, complicated shape changing and adjustment, difficult rapid adaptation of battery core modules with different sizes and diversified specifications of heat insulation films, and restriction of the requirements of flexible production of multiple varieties and small batches. It is necessary to provide a cell thermal insulation film pasting production line based on a magnetic levitation transport line to solve the above problems. Disclosure of Invention Based on the above problems in the prior art, the present invention aims to provide a cell thermal insulation film pasting production line based on a magnetic suspension conveying line, so as to solve the problems set forth in the above background art. The invention solves the technical problems by adopting the technical scheme that the cell heat insulation film pasting production line based on the magnetic suspension conveying line comprises a magnetic suspension conveying line and a rack, wherein the magnetic suspension conveying line is used for conveying a battery module, is positioned at one side of the rack and is sequentially provided with a feeding area, a film pasting area, a detection area and a module offline area along the advancing direction; the rotary feeding table is used for storing the heat insulation film and can rotate the heat insulation film to enable the working surface to face to the correct position; The film tearing station is provided with a clamping mechanism and a film stripping mechanism, one end of the heat insulation film is adhered with release paper, one side of the release paper protrudes out of the heat insulation film to form an ear side, the ear side is clamped by the clamping mechanism and then pulled to form an opening between the heat insulation film and the release paper, and the film stripping mechanism enters the heat insulation film and the release paper along the opening to move so as to completely separate the release paper from the heat insulation film; The positioning station is provided with a positioning module, a positioning moving block and a positioning fixed block are arranged in the positioning module, the two sides of the long side and the short side of the heat insulation film are respectively provided with the positioning moving block and the positioning fixed block, and when the positioning moving block is far away from or close to the positioning top block, the heat insulation film peeled from the film peeling mechanism is subjected to secondary positioning; the conveying system is used for driving the sucker grippers to move along the x, y and z axes, so that the heat insulation film is transferred among the rotary feeding table, the film tearing station and the positioning station. Further, the clamping module is provided with an air cylinder, the output end of the air cylinder is fixedly connected with a lower pressing plate, the top of the lower pressing plate is provided with a pl