Attention those struggling with battery components! Please feel free to consult us about anything related to battery parts, including cases and lid assemblies.
Our company primarily manufactures battery components, including welding cases, sealing plate assemblies, and peripheral parts. We can provide comprehensive support from the production and assembly of various parts associated with sealing plates to airtight testing. Additionally, we can offer consistent support from the design to the manufacturing of battery cases and lid assemblies. Ohkita Manufacturing, with over 40 years of experience in the production and sales of specialized battery components for aerospace applications, is here to assist you in bringing your battery development ideas to fruition. 【Manufacturing Achievements】 Cases (aluminum, SUS, titanium), sealing plates, current collectors, terminals, bus bars, silver chloride plates, safety valve processing, rivet fastening.
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basic information
Introducing the technology of Okita Manufacturing Co., Ltd., which specializes in high-precision machining and mold making for parts made from materials such as aluminum, copper, and stainless steel. 【Main Technologies】 ■Machining ⇒ We accommodate high-precision mass production and small-batch production of various types using machining centers. ■Water Jet Cutting ⇒ We can perform high-yield cutting on a variety of materials, including metals like SUS and aluminum, as well as glass, rubber, and plastics, even for expensive materials. ■Manufacturing of Silver Chloride Plates ⇒ We handle everything from dissolving and rolling silver chloride to shape punching and cutting processing. ■Manufacturing of Welded Aluminum and SUS Cases ⇒ We combine laser, TIG, and spot welding with precision pressing technology. ■Sales and Processing of Silver Leaf ⇒ We keep 15-micron silver leaf in stock and offer it for sale in cut pieces as per customer requests. ■Press Processing ⇒ We cater to both small-batch production of various types and mass production. We also accommodate special processing. ■Assembly Processing such as Riveting ⇒ We perform assembly processing, including riveting, in a semi-clean room equipped with air showers and air filters.
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The metal cases manufactured by our company are used for lithium-ion battery cases and have been adopted in artificial satellites, deep-sea research vessels, and prototypes of electric vehicles. *Obtained JIS Q 9100 certification (Shimamoto Factory, manufacturing special battery components for commercial aircraft and space applications)*
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Company information
Our company specializes in welding thin plates and manufactures precision welded metal cases and lids. We have in-house processes for laser, TIG, and spot welding, press forming, riveting, machining, water jet cutting, insulation coating, rolling, and He leak testing, allowing us to produce various metal processed products, starting with battery components. We also handle numerous products in the EV and aerospace fields, which require high quality, and we manage traceability as needed. In September 2015, we obtained JIS Q 9100 (ISO 9001) certification (Shimamoto Factory / manufacturing of special battery components for civil aircraft and aerospace). Additionally, we consistently perform the entire process of dissolving and rolling silver chloride plates in-house until they are processed into sheet form.