# US 2021/0242486 A1 · Battery pack manufacturing device and manufacturing method of battery pack > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0242486 A1 - Document ID: US20210242486A1 - Status: Published application - Kind: A1 - Application number: 17/273,899 - Filed: 2020-01-21 - Published: 2021-08-05 - Earliest claimed: 2019-03-07 - Assignees: LG Chem, Ltd. - Applicants: LG Chem, Ltd. - Inventors: Jung Ho OH; Ju Hwan BAEK; Geon Tae PARK; Hyeong Min PARK; Seok Won JEUNG - Web page: https://patentgrep.com/patent/US20210242486A1 ## CPC - H01M 10/0404: {Machines for assembling batteries} - H01M 50/213: adapted for cells having curved cross-section, e.g. round or elliptic (H01M50/209, H01M50/216 take precedence) - H01M 50/244: Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method - H01M 50/264: for cells or batteries, e.g. straps, tie rods or peripheral frames - Y02E 60/10: Energy storage using batteries - Y02P 70/50: Manufacturing or production processes characterised by the final manufactured product - H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION - Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS ## Abstract A battery pack manufacturing device includes a transferring part for transferring a plurality of unit cells, an adjusting part for adjusting a position of a pack frame in which the unit cells are accommodated, and a vertical pressing part that vertically presses the unit cells accommodated in the pack frame. The transferring part includes a seating part on which the unit cells are seated. The unit cells are vertically dropped and mounted in accommodating parts of the frame when an opening and closing part of each seating part is opened. ## Claims ### Claim 1 A battery pack manufacturing device comprising: a transferring part configured to transfer a plurality of unit cells to a pack frame, the pack frame including a plurality of accommodating parts to receive the unit cells; an adjusting part configured to adjust a position of the pack frame; and a vertical pressing part configured to vertically press the unit cells into the pack frame, wherein the transferring part includes a plurality of seating parts on which the unit cells are seated, each seating part having an opening and closing part, and wherein the unit cells are vertically dropped and mounted in the accommodating parts of the frame when the opening and closing parts of the seating parts are opened. ### Claim 2 (depends on 1) The battery pack manufacturing device of claim 1, wherein the unit cells are simultaneously mounted in the accommodating parts of the pack frame. ### Claim 3 (depends on 1) The battery pack manufacturing device of claim 1, wherein each seating part has an indentation shape corresponding to an external shape of a corresponding unit cell. ### Claim 4 (depends on 3) The battery pack manufacturing device of claim 3, wherein each opening and closing part is formed on a bottom surface of each seating part. ### Claim 5 (depends on 1) The battery pack manufacturing device of claim 1, wherein the seating parts are formed along a longitudinal direction of the transferring part. ### Claim 6 (depends on 5) The battery pack manufacturing device of claim 5, wherein a spacing between adjacent seating parts is equal to a spacing between adjacent accommodating parts. ### Claim 7 (depends on 1) The battery pack manufacturing device of claim 1, wherein the transferring part is configured to stop at a vertical dropping point. ### Claim 8 (depends on 7) The battery pack manufacturing device of claim 7, wherein the pack frame is located in the adjusting part. ### Claim 9 (depends on 8) The battery pack manufacturing device of claim 8, wherein the pack frame is located below the transferring part at the vertical dropping point. ### Claim 10 (depends on 9) The battery pack manufacturing device of claim 9, wherein the adjusting part is configured to adjust a position of the pack frame so that the unit cells positioned at the vertical dropping point are vertically dropped and mounted in the accommodating parts of the pack frame. ### Claim 11 A battery pack manufacturing method comprising the steps of: positioning a plurality of unit cells in a plurality of seating parts in a transferring part, each seating part having an opening and closing part; positioning a pack frame having a plurality of accommodating parts in an adjusting part; transferring the unit cells seated on the transferring part to a vertical dropping point; and opening the opening and closing parts of the seating parts and vertically dropping the unit cells into the accommodating parts. ### Claim 12 (depends on 11) The battery pack manufacturing method according to claim 11, further comprising a step of adjusting a position of the pack frame by the adjusting part so that the unit cells at the vertical dropping point are vertically dropped and accommodated in the accommodating parts of the pack frame. ### Claim 13 (depends on 11) The battery pack manufacturing method according to claim 11, further comprising a step of pressing an upper surface of the unit cells accommodated in the pack frame using a vertical pressing part.