Unlocking the significant role of shell material for lithium-ion
Cold-rolled steel are commonly used as battery shell in cylindrical lithium-ion battery and can be classified into six categories based on mechanical properties shown in Fig. S1. Quasi-static tensile tests were carried out by IPBF-2000 in-situ biaxial fatigue test system with XTDIC device used for non-contact 3D measurement of surface
A kind of battery steel shell number system
The present invention provides a kind of battery steel shell number systems, and including material unit, transmitting device, laser counter, control centre and reception device, material unit is connect with transmitting device, for battery steel shell to be transported to transmitting device；Transmitting device is docked with reception device, for being arranged battery steel
CN116079128A
The invention relates to the technical field of battery steel shell finish machining, in particular to a cast battery steel shell finish machining device which comprises a battery steel shell, wherein a fixing frame is supported at the bottom of the battery steel shell, a cutter clamp is arranged on one side of the battery steel shell, a planing tool is fixed on the cutter clamp, an auxiliary
Battery steel casing device of falling shell
The invention relates to the technical field of steel shell turnover devices in a nickel plating processing process of a battery steel shell, in particular to a battery steel shell turnover device which comprises a base, a sliding seat, a first rack, a driving mechanism, an empty cylinder seat, a second rack, a turnover seat, a U-shaped guide chute obliquely arranged on the second rack
New energy lithium battery steel shell VS New energy
New energy lithium battery steel shell VS New energy lithium battery aluminum shell Lithium-ion battery is a secondary battery that mainly relies on lithium ions to move between positive and negative electrodes to work. the safety device
Battery steel shell arraying machine
A technology of steel shell aligning machine and battery steel shell, which is applied to conveyors, conveyor objects, rotary conveyors, etc., can solve the problems of easy breakage of spring sheets, high maintenance costs, low arrangement efficiency, etc., and achieves easy processing and manufacturing., low cost, improve the effect of finishing efficiency
Battery core and steel shell assembly system
The invention discloses a battery core and steel shell assembly system. The battery core and steel shell assembly system is arranged between a battery core processing system and a steel shell feeding system and comprises a battery transmission line and a rotatable assembly manipulator, wherein the battery transmission line is used for transmitting a workpiece, the
Machine vision measurement detection device for steel battery
The machine vision measurement detection device disclosed by the invention has the advantages of being high in counting accuracy, high in production efficiency, and capable of saving labour
CN112239882A
The invention belongs to the technical field of electroplating cleaning and drying, and particularly relates to electroplating equipment for processing a battery steel shell, aiming at the problem that the existing electroplating equipment for processing the battery steel shell has no better cleaning function and no drying function after the battery steel shell is electroplated, the invention
The Difference Between Steel-shell, Aluminum-shell
In order to prevent oxidation of the steel battery''s positive electrode active material, manufacturers usually use nickel plating to protect the iron matrix of the steel shell and place a safety device inside the battery cell.
Battery steel shell arraying machine
The invention provides a battery steel shell arraying machine. The battery steel shell arraying machine comprises a rack and an inner rotary disc. A plurality of guiding devices are arranged along the inner side wall of the inner rotary disc at intervals. The guiding devices and the inner rotary disc are in non-contact connection. A slope inclining upwards in the rotating direction of
CN105390709A
The invention discloses a device for automatically mounting a battery cell into a steel shell. The device comprises a rotary plate, a tetrafluorated membrane stamping mechanism arranged around the rotary plate, a steel shell charging mechanism, a detection mechanism, a tetrafluorated membrane-free steel shell discharging mechanism, a battery cell charging
Battery steel shell slot rolling equipment
The invention discloses a battery steel shell channeling device which comprises a base, wherein a flat plate is fixedly arranged on the base, a mounting seat is fixedly arranged on the flat plate, a first driving motor is fixedly arranged on the mounting seat, and an output shaft of the first driving motor is in transmission connection with a transmission shaft.
CN112338256B
The invention belongs to the technical field of slitting equipment, in particular to slitting equipment for processing a battery steel shell, and provides a scheme for solving the problems that the existing slitting equipment for the battery steel shell is inconvenient to use, cannot ensure the stability of the steel shell during cutting, is troublesome in blanking, and
Automatic dehydration method and system for battery steel shell
The automatic dehydration system for the battery steel shell comprises a dehydrator for dehydrating and spin-drying the battery steel shell, an automatic feeding device for receiving...
Light-weighting of battery casing for lithium-ion device energy
Lightweight Al hard casings have presented a possible solution to help address weight sensitive applications of lithium-ion batteries that require high power (or high energy).
Cemo Battery Steel Collection Container
The Cemo Battery Steel Collection Container has UN approval for hazardous solid goods belonging to packaging groups I, II and III and is ideal for use as a storage container for damaged
Steel Shell Cylindrical Cell
Steel shell cylindrical lithium ion battery Widely used in HNB devices, e-vaping, power tools, medical devices and emerging digital/power applications
What is the difference between steel shell, aluminum shell and
In summary, steel shell lithium batteries are commonly used in applications that require high impact resistance due to their high strength and excellent safety, such as starting batteries, UPS systems, and industrial automation equipment. Aluminum shell lithium batteries, on the other hand, are widely used in portable devices like wearables, electric bicycles, and
Automatic dehydration method and system for battery steel shell
The invention discloses an automatic dehydration method and system for a battery steel shell. The method comprises the following steps of (1), automatic supplying; (2), automatic feeding;
What is the difference between steel shell, aluminum shell and soft
Aluminum shell lithium batteries are developed from steel shell batteries, with the shell material made of aluminum, typically used in prismatic battery. Aluminum shell
CN111947433B
The automatic dewatering method and system for steel casing of cell includes the following steps: 1) automatic feeding → 2) automatic feeding → 3) dewatering → 4) automatic discharging → 5) automatic discharging. The automatic dehydration method and the system for the battery steel shell are ideal in structural design, continuous operation of an automatic production line is
Battery steel shell cleaning equipment
The invention discloses battery steel shell cleaning equipment which comprises a cleaning box and a workpiece, wherein one side of the bottom of the cleaning box is communicated with a water outlet pipe, a valve is arranged on the water outlet pipe, an ultrasonic oscillator is arranged at the bottom of the cleaning box, a movable plate and a global lifting mechanism for driving
CN204606995U
The utility model provides a kind of automatic collecting device of battery steel shell, and to solve battery steel shell, to deposit the cost existed high collecting, and inefficiency,...
Sim-YOLOv5s: A method for detecting defects on the end face of
The detection of lithium battery shell defects is an important aspect of lithium battery production. The presence of pits, R-angle injuries, hard printing, and other defects on the end face of lithium battery shells severely affects the production safety and usage safety of lithium battery products. In this study, we propose an effective defect-detection model, called Sim
Cylindrical metal shell branching device and battery shell
the punched steel cups of the punch press are stored with a certain number of steel cups (namely, cylindrical metal shells) through the airflow conveying line 600, then are changed into single-row conveying in the changeable single conveying line 610, and then enter the rotary machine 700 through the single-row conveying line; the rotating machine 700 elongates the steel cups, and
Lithium-ion battery casing material | HDM
At HDM, we have developed aluminum alloy sheets that are perfect for cylindrical, prismatic, and pouch-shaped lithium-ion battery cases based on the current application of lithium-ion
Light-weighting of battery casing for lithium-ion device energy
LIBs currently offer the highest energy density of all secondary battery technologies [1], which has led to their widespread adoption in applications where space and mass are at a premium e.g. electric vehicles and consumer devices.Further improvements in energy density are necessary to allow longer range EVs and provide a compelling alternative
CN102903865A
The battery steel shell structure comprises a shell, wherein the shell consists of a bottom cover and a side wall; and a cavity is enclosed by the bottom cover and the side wall, and a horn-shaped opening is formed at one end of the cavity. Drawer-type audio device CN201973218U (en) 2011-09-14: Reduction box shell CN203136098U (en) 2013-08
Automatic detector for battery steel shell
The utility model discloses an automatic battery steel shell detection machine which comprises a detection table, a mounting plate and a negative pressure device, wherein the surface of the detection table is provided with a recovery port, a sliding block is slidingly connected in the recovery port, the lower surface of the detection table is provided with a first air cylinder
Sim-YOLOv5s: A method for detecting defects on the end face of
Feng Xueyong studied the circumferential surface of the battery shell in his master''s thesis "Recognition and Classification method of Surface Defects of Cylindrical Lithium Battery Steel Shell Based on Deep Learning", which introduces six types of circumferential surface defects of battery shell, including pits, cracks, stains, hard printing, wire drawing, and
Minimal Defect Detection on End Face of Lithium Battery Shells
Lithium batteries represent a pivotal technology in the advancement of renewable energy, and their enhanced performance and safety are vital to the attainment of sustainable development goals. To solve the issue of the high missed detection rate of minimal defects on end face of lithium battery shells, a novel YOLO-based Minimal Defect Detection
CN210557421U
As shown in fig. 1, the battery steel shell feeding device comprises a vibration disc 1, wherein a spiral track 10 is arranged on the vibration disc 1, and an alignment device comprises a screening assembly 2 and an overturning track 3, the screening assembly 2 comprises a first alignment track 20 and a second alignment track 21, the first
CN115546188A
The invention discloses a battery steel shell defect detection method and equipment, wherein a columnar power supply is stretched into a battery steel shell, light penetrates through the battery steel shell, an image device is used for collecting an image, binarization processing and identification are carried out on the image, full-automatic detection of a battery steel shell sand
6 FAQs about [Battery steel shell collection device]
What is a battery casing?
Battery casings are essential components in all types of lithium and lithium-ion batteries (LIBs) and typically consist of nickel-coated steel hard casings for 18650 and 21700 cell formats. These steel casings comprise over one quarter of total battery cell mass and do not actively contribute to battery capacity.
Are lithium-ion battery cylindrical cells safe?
Lithium-ion battery cylindrical cells were manufactured using lightweight aluminium casings. Cell energy density was 26 % high than state-of-the-art steel casings. Long-term repeated cycling of the aluminium cells revealed excellent stability. Stress & abuse testing of the cells revealed no compromise of cell safety.
Can steel casings improve battery performance?
These steel casings comprise over one quarter of total battery cell mass and do not actively contribute to battery capacity. It is therefore possible to achieve considerable battery performance improvements, in terms of device energy density, by reducing the mass of the battery casing.
Can lightweight al hard casings improve lithium-ion battery performance?
Lightweight Al hard casings have presented a possible solution to help address weight sensitive applications of lithium-ion batteries that require high power (or high energy). The approaches herein are battery materials agnostic and can be applied to different cell geometries to help fast-track battery performance improvements. 1. Introduction
What is the capacity of a steel cell after 100 cycles?
The initial capacities of the steel (0.582 Ah) and Al (0.601 Ah) cells fell to 0.459 Ah and 0.450 Ah, respectively, after 100 cycles, and the capacity of the Al cell was within 3 % of the steel cell throughout.
Which secondary battery technology has the highest energy density?
LIBs currently offer the highest energy density of all secondary battery technologies , which has led to their widespread adoption in applications where space and mass are at a premium e.g. electric vehicles and consumer devices.