ELECTRODE ASSEMBLY MANUFACTURING DEVICE, ELECTRODE ASSEMBLY MANUFACTURED THEREBY AND SECONDARY BATTERY

• Main Authors: LEE, Byeong Kyu, KWON, Soon Kwan, KIM, Won Nyeon, JUNG, Su Taek, SHIN, Hyun Kyung
• Format: Patent
• Language: English; French; Korean
• Published: 19.11.2020
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; TRANSPORTING

The present invention relates to an electrode assembly manufacturing device, an electrode assembly manufactured thereby and a secondary battery, the electrode assembly manufacturing device, according to the present invention, comprising: an upper roll and a lower roll for pressing the upper and lower portions of an electrode and separator laminate; an upper support part for supporting the upper roll; a moving part for moving the upper support part; a lower support part for supporting both sides of the lower roll; a pressure detection part provided on the lower support part and detecting pressure applied to the laminate by measuring pressure applied to the lower roll; and a control part for controlling the pressure applied to the laminate by applying a pressure detection value detected by the pressure detection part. Dispositif de fabrication d'ensemble électrode, ensemble électrode fabriqué par celui-ci et batterie secondaire, le dispositif de fabrication d'ensemble électrode, selon la présente invention, comprenant : un rouleau supérieur et un rouleau inférieur destinés à presser les parties supérieure et inférieure d'un stratifié d'électrode et de séparateur ; une partie de support supérieure destinée à supporter le rouleau supérieur ; une partie mobile destinée à déplacer la partie de support supérieure ; une partie de support inférieure destinée à supporter les deux côtés du rouleau inférieur ; une partie de détection de pression disposée sur la partie de support inférieure et détectant une pression appliquée au stratifié par mesure de la pression appliquée au rouleau inférieur ; et une partie de commande pour commander la pression appliquée au stratifié par application d'une valeur de détection de pression détectée par la partie de détection de pression. 본 발명은 전극 조립체 제조장치와, 이를 통해 제조된 전극 조립체 및 이차전지에 관한 것으로, 본 발명에 따른 전극 조립체 제조장치는 전극 및 분리막의 적층체의 상,하부를 가압하는 상부 롤 및 하부 롤과, 상기 상부 롤을 지지하는 상부 지지부와, 상기 상부 지지부를 이동시키는 이동부와, 상기 하부 롤의 양측을 지지하는 하부 지지부와, 상기 하부 지지부 상에 구비되어 상기 하부 롤에 가해지는 압력을 측정하여 상기 적층체에 가해지는 압력을 검출하는 압력 검출부, 및 상기 압력 검출부에서 검출된 압력 검출값을 반영하여 상기 적층체에 가해지는 압력을 조절하는 제어부를 포함한다.