Abstract: An electrode plate molding device is disclosed, including a conveying mechanism, a cutting mechanism, a first detection mechanism, and a deviation rectification mechanism. The conveying mechanism is configured to convey an electrode plate strip. The cutting mechanism is arranged downstream of the conveying mechanism along a conveying direction of the electrode plate strip. The cutting mechanism is configured to cut the electrode plate strip to form an electrode plate. The first detection mechanism is located upstream of the cutting mechanism along the conveying direction. The first detection mechanism is configured to detect a location of the electrode plate strip along a width direction of the electrode plate strip. The deviation rectification mechanism adjusts relative locations of the electrode plate strip and the cutting mechanism along the width direction in response to a detection result of the first detection mechanism.

Abstract: A cutting apparatus includes: a pair of cutting blades; a drive mechanism configured to drive the pair of cutting blades to close or open with respect to each other in a first direction; and a gap adjustment mechanism configured to drive at least one of the pair of cutting blades to move along a second direction before the drive mechanism drives the pair of cutting blades to open, so as to enlarge a movement gap between the pair of cutting blades; where the first direction intersects with the second direction.

Abstract: This application relates to a protective apparatus. The protective apparatus is configured to protect a to-be-welded part, the to-be-welded part includes a welding region, and the protective apparatus includes a base and a protective mechanism. The base is configured for embedding the to-be-welded part. The protective mechanism is connected to the base. The protective mechanism includes a welding hole, where the welding hole is provided corresponding to the welding region; and a surface of the protective mechanism facing the welding hole is provided with a thermally conductive coating, where the thermally conductive coating is configured to guide substances formed in welding the to-be-welded part to slide down along the surface of the thermally conductive coating. The protective apparatus in this application can improve welding quality of the welding region, thereby enhancing performance of the to-be-welded part.

Abstract: An electrode plate conveying mechanism includes: a first conveying roller used for conveying an electrode plate; and a negative pressure supply unit arranged on at least one end of the first conveying roller, spaced apart from the first conveying roller in an axial direction of the first conveying roller, and used for forming a negative pressure around a tab of the electrode plate so as to prevent the tab from being folded.

Abstract: An automatic case separating apparatus includes a feeding mechanism configured to receive and deliver a plurality of cases after unpacked, a delivery mechanism configured to receive and deliver the cases output by the feeding mechanism, and a combing mechanism configured to comb and separate at least two overlapping cases on the delivery mechanism, so that the cases are separated from each other. The plurality of cases maintain a first state before unpacked. When the feeding mechanism delivers the cases to the delivery mechanism, the cases are in a second state on the delivery mechanism.

Abstract: Disclosed are a dedusting apparatus, a battery manufacturing device, and a dedusting method. The dedusting apparatus is used for removing dust on the surface of a material belt, and includes a dust suction mechanism and a magnetic mechanism, wherein the magnetic mechanism is arranged opposite to the dust suction mechanism at an interval to form a gap for the material belt to pass through, and the magnetic mechanism is used for generating an alternating magnetic field. By arranging the magnetic mechanism and the dust suction mechanism opposite to each other on both sides of the material belt in the thickness direction, when the material belt passes through the gap between the magnetic mechanism and the dust suction mechanism, metal dust passing through the gap along with the material belt is affected by the alternating magnetic field and induced to form an eddy current.

Abstract: This application relates to the field of battery manufacturing technologies and provides a battery formation and grading device including: a box having an accommodating space; a temperature control apparatus, provided on the box, including a semiconductor cooling sheet, where two opposite sides of the semiconductor cooling sheet are configured as a cooling surface and a heating surface, the cooling surface being arranged facing the inside of the box and the heating surface being arranged facing the outside of the box. The technical solution of this application improves the efficiency of temperature control inside the battery formation and grading device and reduces the cost of temperature control.

Abstract: An electrode plate stacking method includes: determining, based on a first electrode plate, a conveying order of a plurality of second electrode plates, the first electrode plate being a continuous electrode plate, the plurality of second electrode plates including at least one upper electrode plate and at least one lower electrode plate, the plurality of second electrode plates being discontinuous electrode plates, and the conveying order being used for conveying the at least one upper electrode plate and the at least one lower electrode plate alternately; generating an identifier sequence for the plurality of second electrode plates based on the conveying order; and collecting first image data of each of the plurality of second electrode plates based on the identifier sequence in a process of conveying the plurality of second electrode plates in the conveying order.

Abstract: This application relates to a fixed blade monitoring structure and a cutting device used for lithium battery manufacturing. The fixed blade monitoring structure includes: an anvil, fixed blade die set, and a fixed blade monitoring assembly. A sliding sleeve is disposed on the anvil. The fixed blade die set includes a fixed blade holder and a fixed blade mounted on the fixed blade holder. An end of the fixed blade holder is slidably mounted in the sliding sleeve. The fixed blade monitoring assembly is mounted in the sliding sleeve and connected to the fixed blade holder, and configured to render status of the fixed blade by monitoring a relative force received by the fixed blade holder. Through the above structure, manpower and time consumption in the tuning process is reduced. The status monitoring of a first cutter and a second cutter can be implemented during the cutting.

Abstract: This application relates to a protective apparatus. The protective apparatus is configured to protect a to-be-welded part, the to-be-welded part includes a welding region, and the protective apparatus includes a base and a protective mechanism. The base is configured for embedding the to-be-welded part. The protective mechanism is connected to the base. The protective mechanism includes a welding hole, where the welding hole is provided corresponding to the welding region; and a surface of the protective mechanism facing the welding hole is provided with a thermally conductive coating, where the thermally conductive coating is configured to guide substances formed in welding the to-be-welded part to slide down along the surface of the thermally conductive coating. The protective apparatus in this application can improve welding quality of the welding region, thereby enhancing performance of the to-be-welded part.

Abstract: A welding device may include a frame, a welding assembly, a fastening bracket, a protective pressure plate, a first drive mechanism, and a second drive mechanism; the welding assembly may include a first welding head and a second welding head that are arranged opposite each other, and the first welding head may be fastened on the frame; the fastening bracket may be movably provided on the frame, and the second welding head may be fastened on the fastening bracket; the protective pressure plate may be fastened on the fastening bracket or the second welding head; and the first drive mechanism may be drivingly connected to the fastening bracket and configured to drive the fastening bracket so that the second welding head may reach a position of a welding point and the protective pressure plate may press against a to-be-welded member.

Abstract: A cutter driving apparatus configured to drive a cutter of a cutting device includes a following drive assembly, a cutting drive assembly, a cutter drive rod connected to the following drive assembly, and a connecting rod assembly having a first connecting end connected to the cutting drive assembly and a second connecting end connected to the cutter drive rod.

Abstract: A blade driving apparatus configured to drive a blade of a cutting device to cut a web and includes an anvil and a slide assembly. The slide assembly includes a slide rail and a slide block that are slidably connected to each other. The slide block is connected to the anvil, and the slide block and the anvil move back and forth relative to the slide rail along a travel direction of the web. At least one of the slide rail or the slide block is made of a non-metallic material.

Abstract: This application relates to a fixed blade monitoring structure and a cutting device used for lithium battery manufacturing. The fixed blade monitoring structure includes: an anvil, fixed blade die set, and a fixed blade monitoring assembly. A sliding sleeve is disposed on the anvil. The fixed blade die set includes a fixed blade holder and a fixed blade mounted on the fixed blade holder. An end of the fixed blade holder is slidably mounted in the sliding sleeve. The fixed blade monitoring assembly is mounted in the sliding sleeve and connected to the fixed blade holder, and configured to render status of the fixed blade by monitoring a relative force received by the fixed blade holder. Through the above structure, manpower and time consumption in the tuning process is reduced. The status monitoring of a first cutter and a second cutter can be implemented during the cutting.