KOYAMA CO., LTD. Product Lineup

In the manufacturing of construction machinery, forgetting to tighten screws or incomplete tightening directly leads to a decline in product quality and safety issues. Our "Screw Tightening Forgetting Prevention Counter" is a product designed to solve these problems by being used in combination with electric screwdrivers, thereby improving work efficiency and quality management. 【Usage Scenarios】 - Assembly lines for construction machinery - Processes with frequent screw tightening tasks - Processes involving multiple workers - Processes where quality defects or safety issues due to forgotten or incomplete tightening are likely to occur 【Benefits of Implementation】 - Prevents quality defects and safety accidents caused by forgotten screw tightening, contributing to improved product quality. - Enhances work efficiency, leading to increased productivity. - Reduces variability in tightening times, achieving standardization of work. - By controlling multiple drivers, it improves work efficiency and quality management.

• others

In furniture manufacturing, quality defects and delays in delivery due to forgotten screw tightening are significant challenges. Our "Screw Tightening Forgetting Prevention Counter" helps prevent forgotten or incomplete screw tightening when used in combination with an electric screwdriver, contributing to improved assembly accuracy. 【Usage Scenarios】 - Assembly processes in furniture manufacturing sites - Occurrence of quality defects and delivery delays due to mistakes in screw tightening - Improvement of work efficiency in complex assembly processes 【Effects of Implementation】 - Helps suppress the occurrence of quality defects due to forgotten screw tightening, contributing to improved product quality. - Achieves reduced assembly time and improved work efficiency. - Aids in cost reduction and adherence to delivery schedules by minimizing human errors.

• others

In the robot assembly process, forgetting to tighten screws or incomplete tightening can lead to serious issues such as decreased product quality and operational failures. Our "Screw Tightening Forgetting Prevention Counter," when used in combination with an electric screwdriver, addresses these problems and contributes to improving the operational accuracy of robots. 【Usage Scenarios】 - Robot assembly process - Automation of screw tightening tasks - Cases requiring complex screw tightening patterns - Occurrence of quality defects due to forgotten tightening - Improvement of operational accuracy 【Effects of Implementation】 - Significant reduction in quality defects caused by forgotten screw tightening - Stable operation of robots due to improved operational accuracy - Increased productivity through improved work efficiency - Prevention of troubles caused by human error - Improvement of the working environment

• others

The safe operation of railway vehicles requires the secure tightening of each individual component. However, human errors such as forgetting to tighten screws or incomplete tightening can lead to serious accidents. Therefore, our "Screw Tightening Forgetting Prevention Counter," when used in combination with an electric screwdriver, effectively prevents these mistakes and contributes to safe operations. 【Usage Scenarios】 - Manufacturing and repair sites for railway vehicles - Screw tightening tasks on vehicle assembly lines - Decreased safety due to human errors such as forgetting to tighten screws or incomplete tightening

• others

The "Straight Tube LED Lamp" is an LED lamp that can be directly installed in fixtures with a G13 base (R17d base for type 110). It can reduce power consumption while providing brightness almost equivalent to that of fluorescent lamps, achieving a cost reduction of about 40% per unit over one year. Additionally, its lifespan is approximately five times longer than that of standard fluorescent lamps, requiring less frequent replacements, and it emits very little ultraviolet light, which attracts insects, helping to keep the lighting fixtures clean. 【Features】 ■ Long lifespan ■ Approximately 40% reduction in electricity costs ■ Emits very little ultraviolet light *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• LED

The "IRLDFL21BH" is a security light that enhances safety at night. It is compatible with 100-242V and has a long lifespan due to its LED technology, reducing the hassle of lamp replacement. Furthermore, it has low insect attraction, which reduces maintenance efforts. 【Features】 ■ Long lifespan ■ Significant reduction in electricity costs ■ Low insect attraction *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• LED

The "Area Light" is an LED lighting solution for outdoor parking lots that can uniformly illuminate an area of 40 meters square. It boasts excellent durability and a slim design that takes into account strong winds from typhoons and other weather conditions. It reduces CO2 emissions by up to 80% and, through its unique optical lens and reflector design technology, illuminates only the targeted space, preventing light pollution to neighboring areas. 【Features】 ■ Rated lifespan of 50,000 hours ■ Designed for outdoor parking lots ■ Excellent durability ■ Slim design *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• LED

The "High Ceiling LED Lamp" is an energy-saving LED lamp designed as a replacement for traditional mercury lamps for high ceilings. With its high power, it ensures adequate illumination even in high ceilings, lights up instantly, and further achieves energy savings with frequent on/off operation. It has a lifespan approximately three times longer than that of mercury lamps, reducing the hassle and cost of replacing lamps installed at high locations. Additionally, it has low insect attraction properties, making it hygienic. 【Features】 ■ For high ceilings ■ Energy-saving ■ Long lifespan ■ Compatible with 100–242V ■ Hygienic *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• LED

We would like to introduce the "fastening components" that we handle. We offer standard and custom products tailored to various industrial applications, including automotive parts, medical devices, nuclear, home appliances, and welfare equipment. Additionally, we are committed to proposing fastening technologies, including value analysis (VA). Please feel free to contact us when you need assistance. 【Product Lineup】 ■ Screws ■ Bolts ■ Washers ■ Nuts ■ Rivets ■ Plastic Fasteners *For more details, please download the PDF or feel free to contact us.

• bolt

当社で取り扱っている「樹脂切削・成型品」についてご紹介いたします。 インジェクション成形をはじめ、RIM成形や、各種ゴム成形品、真空・圧空 成形、押出し成形など、多種多様な成形品をラインアップ。 また、数量・大きさ・形状により適切な成形方法をご提案いたします。 ご用命の際は、お気軽に当社までお問い合わせください。 【ラインアップ(一部)】 ■インジェクション成形 ■RIM成形 ■各種ゴム成形品 ■真空・圧空成形 ■押出し成形 ※詳しくはPDFをダウンロードしていただくか、お気軽にお問い合わせください。

• Resin processing machine

We would like to introduce the "metal processed products" that we handle. "Precision machined parts" can accommodate plating and painting, and we can source from overseas manufacturers (China, Vietnam, etc.) in addition to domestic manufacturers. Additionally, we can propose the best manufacturing methods using various techniques such as "press and sheet metal processing," "die casting, lost wax, and gypsum casting," and "MIM molding and sintering," as well as "extrusion and drawing." 【Features】 <Precision Machined Parts> ■ NC lathe processing, machining, milling, etc. ■ Materials: Steel, SUS, aluminum, copper, titanium, and others ■ Quantity: Can accommodate from 1 to tens of thousands ■ Can accommodate plating and painting ■ Sourcing from overseas manufacturers (China, Vietnam, etc.) is also possible *For more details, please download the PDF or feel free to contact us.

• Other metal materials

We would like to introduce the "logistics equipment, packaging materials, tools, and consumables" that we handle. We offer a wide range of items necessary for manufacturing sites and warehouse operations. 【Lineup (partial)】 ■ Electric screwdrivers, torque wrenches ■ Various tools ■ Measuring instruments ■ Soldering peripherals ■ Adhesives, sealants, tapes ■ Dispensers ■ Cardboard, dump boxes ■ Packaging materials (such as stretch film) We have a track record of producing custom cushioning materials tailored to our customers' products. We also accept requests for made-to-order items.

• Packaging materials

We would like to introduce the "Electrostatic Control Products and Cleanroom Supplies" that we handle. We offer a lineup of products from manufacturers such as Achilles, Azone, Sakae, Vessel, Hozen, and Hakko, as well as Gardner. Please feel free to contact us when you need assistance. 【Manufacturers We Handle (Partial)】 ■ Achilles ■ Azone ■ Sakae ■ Vessel ■ Hozen *For more details, please download the PDF or feel free to contact us.

• Anti-static products

◎ There are local subsidiaries in the following countries! 　▶▶ Philippines, Shanghai, Hong Kong, Vietnam (in order of establishment) ◎ The local subsidiaries serve as points of contact, allowing direct communication with the factories! 　▶▶ They are within a distance that allows for factory visits, providing peace of mind. ◎ Many local factories are either Japanese-owned or well-managed by Japanese standards! 　▶▶ This alleviates concerns about quality and delivery times. ◎ Semi-local procurement is also possible! 　▶▶ By supplying goods exported from Japan through the local subsidiaries, it contributes to increasing the local procurement rate.

• Other motors

● This is a control device designed to be used in combination with an electric screwdriver to detect and prevent "forgotten screw tightening (human error)" and "incomplete screw tightening." ● It automatically measures the screw tightening time, making it easy to set up. (Manual settings allow for precise adjustments.) ● With the second timer setting, it can stop the screwdriver's rotation. (It alerts you when a long screw is mistakenly tightened.) ● It can memorize eight different screw tightening patterns and perform screw tightening by combining them sequentially. ● It is equipped with various I/O terminals, allowing for connection with automated machines. ● Even if multiple screwdrivers are used, you can increase the number of units through a daisy chain and control the screwdrivers in the order of operation. * For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• Weighing Control

The "tascal" can enhance the efficiency of transportation tasks by retrofitting an electric assist unit to your existing cart. *Please note that installation may not be possible depending on the specifications of the cart. For more details, please contact us. 【Product Features】 ■ The grip with built-in sensors detects the direction and strength of the user's pushing and pulling, allowing the motor to respond delicately and smoothly. It can be operated smoothly even in situations that require maneuverability, such as between shelves or in narrow aisles, improving transportation efficiency. ■ High safety → Equipped with three reassuring functions for emergencies: - Emergency stop switch - Casters with stoppers - Safety brake function (brakes will engage if speed exceeds 6 km/h on flat ground or downhill) ■ These four components can be retrofitted! - Sensor grip - Battery box - Assist caster - Driver box 【Demonstrations are also available.】

• Trolley

Koyama Co., Ltd. is a specialized trading company that handles a wide range of industrial materials, including screws, cold-formed parts, springs, and pressed parts. We offer a diverse array of products such as fastening components, various metal processed products, and resin cutting and molding products. Additionally, we also provide our original product, the "Screw Tightening Reminder Counter." 【Business Activities】 ■ Screws, cold-formed parts, springs and pressed parts, precision machined parts, adhesives, sealants, machine tools, labor-saving equipment, design and development of AGVs and peripheral equipment, precision molded products, static electricity countermeasures, development and sales of environmental improvement products, electronic components, connectors, wire and harness processing. *For more details, please refer to our catalog or contact Koyama Co., Ltd.

• Transport and handling robots

- All wiring from a cross-sectional area of 0.08mm² to 6mm² can be connected, and the terminal spacing can be selected from 2.5mm to 10.16mm. - If necessary, the wiring connection direction, coupling direction, and plug insertion direction can be changed. - This product is designed based on international standards such as IEC60998, IEC61984, UL1059, UL486E, and CSA C22.2 No.158. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• Terminal Blocks

Different sizes of protruding surfaces absorb and reduce vibrations, demonstrating the best vibration-damping effect. ● Prevents various vibrations such as low vibration, high vibration, low frequency, and high frequency. ● Recommended for oil resistance and weather resistance. ● Also effective for noise prevention and earthquake measures! ● Ensures stable installation of equipment. ● No anchor bolts required. ● Allows for long-term use. *For more details, please refer to the catalog or contact Koyama Co., Ltd.

• Other safety and hygiene products

● This is a non-silicone, silicone-free type of release film that does not use silicone. ● Release processing can be done on one side or both sides. ● It has been treated for static electricity, which reduces dust attraction due to release charging. ● It can also suppress the occurrence of outgassing and ion contamination. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.*

• Adhesive tape

Reliable screw tightening with a hands-on check! It counts the number of times the torque is increased and alerts you with a buzzer sound when the set number of screws tightened is reached. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• driver

●Environmentally friendly and suitable for recycling. ●Economical with a reasonable price that is easy to obtain. ●Excellent print suitability that works with various printers. ●Compliant with RoHS. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• Other consumables

In the interior design of railway vehicles, a balance between aesthetics and functionality is required. In particular, safety and durability are crucial, and high quality is demanded for interior components. Additionally, cost is an important factor, and efficient manufacturing methods are sought. Achilles Teflon, through RIM molding, achieves "large-scale molded products" and "freedom of design" without being constrained by the limitations of traditional injection molding or vacuum and pressure molding. This expands the possibilities for interior design in railway vehicles and enables the realization of high-quality interior components at a lower cost. 【Application Scenes】 - Interior components such as seats, walls, and ceilings of railway vehicles - Interior components with high design quality - Large and complex-shaped interior components 【Effects of Implementation】 - Increased design freedom - Cost reduction - Realization of high-quality interior components

• plastic

In the construction machinery industry, there is a demand for large components that balance product durability and design. Particularly for parts used in harsh environments, high impact resistance and weather resistance are crucial. Traditional molding methods may impose constraints on design flexibility and cost. Achilles Teflon RIM molding addresses these challenges. 【Application Scenarios】 - Large exterior parts for construction machinery - Interior parts - Various covers 【Benefits of Implementation】 - Improved design flexibility - Cost reduction - Achievement of high durability

• plastic

In the medical device industry, there is a demand for miniaturization, lightweight design, and high precision of products. Particularly for medical devices that support patient safety and accurate diagnosis and treatment, the precision of component shapes and durability are crucial. Traditional molding methods have limitations in design flexibility and cost, but our large RIM molded products address these challenges. 【Application Scenarios】 - Precision medical device components - Complex-shaped medical device housings - Medical devices requiring durability 【Benefits of Implementation】 - Improved design flexibility - Cost reduction - Realization of high-quality products

• plastic

In the automotive industry, reducing vehicle weight is a crucial challenge for improving fuel efficiency and reducing CO2 emissions. To achieve weight reduction, it is essential to change the materials of components and reconsider their structures. Achilles Teflon's RIM molding allows for more flexible designs compared to traditional injection molding, enabling shape designs that contribute to weight reduction. This allows for greater design freedom, balancing lightweight construction with aesthetic appeal. 【Application Scenarios】 - Automotive parts (interior, exterior) - Parts that require weight reduction - When wanting to enhance design flexibility 【Effects of Implementation】 - Improved fuel efficiency due to weight reduction - Increased design flexibility - Potential cost savings

• plastic

"We want to achieve better design at a lower cost." Achilles Teflon responds to such requests from designers and engineers. By adopting RIM molding, it realizes numerous advantages such as "larger molded products" and "freedom of design" without being constrained by the limitations of conventional injection molding or vacuum/pressure molding. Additionally, unlike standard injection molding, Achilles Teflon offers three types to choose from based on application, expanding new possibilities for product design. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.*

• plastic

●Electric control type for chemical and mercury recovery ●Usable in clean rooms and pharmaceutical factories ●Designed for mercury recovery *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.

• Industrial Vacuum Cleaners

●This is an explosion-proof and fire-proof vacuum cleaner certified by an approved testing laboratory, in accordance with legal regulations. ●It can also be used in clean rooms and pharmaceutical factories. ●Regarding static electricity measures, it is grounded through the suction inlet, hose, and main body, allowing even slight static electricity to dissipate quickly. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.*

• Industrial Vacuum Cleaners

★We use biodegradable scrubs (crystal cellulose) as raw materials, taking into consideration environmental aspects and safety. ★It contains a special scrub (a scrub that biodegrades in soil and water) that effectively removes oil stains, carbon, ink, and other residues stuck between fingerprints and under nails. ★The special scrub is relatively light and easily washed away by water, preventing accumulation in wash areas or clogging of drainage pipes, keeping the workplace clean. ★It is a hand cleaner made from natural high-grade alcohol-based surfactants that are gentle on the skin. *For more details, please refer to the catalog. For inquiries, please contact Koyama Co., Ltd.*

• Cleaning agents