CN113414520A
The invention discloses a welding device and a welding method for electrode patches of a new energy battery shell, which comprises a workbench, a vibration feeding system, a …
The invention discloses a welding device and a welding method for electrode patches of a new energy battery shell, which comprises a workbench, a vibration feeding system, a …
The invention relates to the field of welding, in particular to a manufacturing method of a light aluminum alloy battery bracket of a new energy automobile, which comprises the following steps: the method comprises the following steps of (1) realizing reconstruction of a three-dimensional model and a three-dimensional model of a skin of the aluminum alloy …
2.welding gap tolerance is good； 3.welding speed； 4.high weld strength, less porosity, less cracks. It has been applied to the welding of semiconductor vacuum cavity, new energy battery tray, photovoltaic bracket, building skeleton and so on.
Electric vehicles'' batteries, referred to as Battery Packs (BPs), are composed of interconnected battery cells and modules. The utilisation of different materials, configurations, and welding processes forms a plethora of different applications. This level of diversity along with the low maturity of welding designs and the lack of …
Taking the structural performance for the battery bracket of new energy commercial vehicles as an example, this paper builds a unit-level digital twin …
The future direction of global automotive development is electrification, and the battery current collector (BCC) is an essential component of new energy vehicle batteries. However, the welding defects in the BCC during the welding process are characterized by a disorganized distribution, extensive size variations, multiple types, …
Principle of lithium battery welding. In lithium battery production, the connection between the battery pole lug and the electrolyte conductor is one of the most important processes.This welding process usually uses high-frequency pulsed arc welding technology, through the application of instantaneous high temperature and high voltage …
The invention provides a manufacturing method of a light aluminum alloy battery bracket of a new energy automobile, which comprises a keel assembly welding process and an …
This study provides environmental decision-making basis for the material selection of battery boxes and contributes to the development of lifecycle databases for …
Welding methods for electrical connections in battery systems Harald Larsson, Alec Chamberlain, Sally Walin, Samir Schouri, Louise Nilsson, Elin Myrsell, Daniel Vasquez The demand for high energy battery assemblies is growing in sectors such as transportation. Along with it is the need for reliable, efficient and cost-effective ways
Lithium battery module outlet bracket for Lithium battery assembly. ... and sales of equipment in the new energy industry. With support from research institutions such as the Luoyang Research lnstitute of Da Lian University of Technology, the company has built a highly skilled R&D team dedicated to providing customers with comprehensive high ...
With the intensification of national policy support and the enhancement of new energy vehicle technology, new energy vehicles have been widely used and promoted. In 2021, the sales of new energy vehicles in China completed 3.521 million units, ranking first in the world for seven consecutive years.
Online monitoring of laser welding depth is increasingly important, with the growing demand for the precise welding depth in the field of power battery manufacturing for new energy vehicles. The indirect methods of welding depth measurement based on optical radiation, visual image and acoustic signals in the process zone have low …
Projection Welding Projections are "dimples" or "bumps" that are pressed or machined into material at the location where the weld is to be made. Projections promote heat balance, extend electrode life and ensure a consistent current path ensuring more reliable and consistent welds.
Laser welding is currently an important method recommended for high-end battery welding. Laser welding is a process in which a high-energy beam of laser irradiates the workpiece, causing the working temperature to rise sharply, melting the workpiece and reconnecting to form a permanent connection.
This article proposes a lightweight deep-learning algorithm called MGNet for detecting welding defects in the current collectors. We introduce a lightweight MDM …
Welding defect detection plays an important role in the quality control of new energy batteries. Since the traditional manual detection methods are not intelligent enough and cost a lot, many deep learning algorithms have been proposed. With the development of detection technology, the Yolo series of algorithms have been applied to various …
Power battery module connecting sheets. Most of the connecting sheets of power battery modules adopt a multi-layer material composite method. One layer of material is the connecting layer between the connector and the pole to …
The following paragraphs provide some brief but informative descriptions of each of the four most commonly used welding methods for battery module assembly. In UW ( Figure 4 a), two or more …
lightweight design optimization for the battery bracket of new energy vehicles by applying 3D printing technology. To actualize this goal, Rhino software was initially employed for 3D...
Battery trays are essential components of the power system in new energy vehicles, specifically designed to support, secure, and protect batteries. This ensures their safe and stable installation in vehicles or energy storage systems. Being crucial to the safety of electric vehicle battery systems, battery trays are highly …
1. Introduction. To achieve the goal of carbon neutrality, increasing numbers of commercial vehicle manufacturers are choosing to use new energy powered by electricity instead of traditional automotive energy [1].As the load-bearing structure of battery modules, the battery bracket of new energy commercial vehicle is subjected to harsh …
Battery packs manufactured for electromobility application consist of battery cells/modules connected with joints. While their quality has been significantly improved with the utilization of Laser welding in terms of automation, minimizing the heat-affected zone, and precision, challenges have arisen in the case of joining dissimilar …
Use professional battery bracket to replace traditional ordinary adhesive, convenient for combination, firmer connection and simple for battery maintenance. Stable size, good surface gloss, free and unlimited combination, universal to use. Mainly used in 18650 battery packs, such as electric vehicle batteries, solar energy storage batteries, etc.
Laser welding can be achieved through the use of either a continuous or pulsed laser beam. The principle of laser welding can be divided into two categories: heat conduction welding and laser deep penetration welding.. Heat Conduction Welding: Occurs when the power density is less than 10 10 W cm 2.; Laser Deep Penetration …
Laser welding is a safe method as long as necessary precautions are taken. It is essential to use proper personal protection equipment (PPE), such as laser safety goggles, gloves, and a lab coat. ... In the rapidly advancing world of new energy battery technology, ensuring the reliability and safety of battery packs is of paramount …
18650 LITHIUM BATTERY SPOT WELDING ACCESSORIES -- 100 single 18650 lithium battery splicing fixed combination bracket + 2m nickel-plated connecting piece welding piece. 18650 BATTERY HOLDER -- length and width 20.2x20.2mm; aperture 18.4mm; thickness 8.8mm, supply 100, can be assembled at will to form the style you need.
As a consequence, it is particularly imperative to undertake lightweight design optimization for the battery bracket of new energy vehicles by applying 3D …
Lithium battery module outlet bracket for Lithium battery assembly. ... and sales of equipment in the new energy industry. With support from research institutions such as the Luoyang Research lnstitute of Da Lian University …
Welding defect detection plays an important role in the quality control of new energy batteries. Since the traditional manual detection methods are not intelligent enough and cost a lot, many deep learning algorithms have been proposed. With the development of detection technology, the Yolo series of algorithms have been applied to …
lightweight design optimization for the battery bracket of new energy vehicles by applying 3D printing technology. To actualize this goal, Rhino software was initially employed for 3D...
of the battery bubble box through drop tests and other methods [11]. Wang et al. filled ... status of the connection technology of new energy vehicle battery pack boxes, and put forward the point of view that the connection-related issues such as matrix damage, interface failure, and long welding cycle need to be further studied [6]. Chen studied
Resistance spot welding is used as a battery welding method, and it faces many challenges. There are three main points: (1) High conductivity materials commonly used in lithium batteries are not suitable for resistance spot welding, such as copper and aluminum used as electrodes and pole pieces, which are difficult to implement resistance spot …
With other welding methods, excess heat degrades mechanical properties and often creates the need for straightening. This extra step is not required with laser. Engineers can design lower weight parts. With other welding methods, mechanical engineers often address the excess heat input by designing parts with thicker materials.
Electric vehicle battery systems are made up of a variety of different materials, each battery system contains hundreds of batteries. There are many parts that need to be connected in the battery system, and welding is often the most effective and reliable connection method. Laser welding has the advantages of non-contact, high …
Battery bracket for new energy commercial vehicles is subjected to variable loads and battery temperature changes both during the design road test phase and in-service operation. ... heavy equipment [18]. Ren et al. built a digital twin of coaxial one-side resistance spot welding for the real-time prediction of a transient temperature field …
The invention discloses a battery bracket rapid welding device for a new energy automobile, which comprises two groups of vertical plates and a welding mechanism, …
Battery bracket for new energy commercial vehicles is subjected to variable loads and battery temperature changes both during the design road test phase and in-service operation.
This is an welding support for the new energy battery pack, Production completed. The use of internal reinforcing ribs is to improve the overall strength of the accessories. ... Next truck suspension bracket Next. Agriculture Machine Parts. Tractor handrail supply July 6, 2024 No Comments Industrial Equipment parts. disc support July …
As the main component of the new energy battery, the safety vent usually is welded on the battery plate, which can prevent unpredictable explosion accidents caused by the increasing internal pressure of the battery. The welding quality of safety vent directly affects the safety and stability of the battery; so, the welding-defect detection is of great …
The application provides a battery bracket and a laser welding method thereof, which comprises the steps that a cover plate is pressed on a supporting plate, the welding surface of the cover plate, which is contacted with the supporting plate, comprises a first welding part, a second welding part, a third welding part and a fourth welding part, and the first …
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