ユニオン電機 List of Products and Services

This is a welding automation machine that combines three horizontal welding heads and one welding power source to mass-produce motors for automobiles. It is used in motor production factories. We also accept sample tests.

• Servo motor
• AC Motor
• Welding Machine

Are you having trouble with a foot-operated capacitor-type welding machine like the HiMax 500 that is broken? Our company repairs welding machines with faulty capacitors and other components by replacing them with new welding machine power supplies. We can propose single-phase AC, inverter, capacitor, and transistor power supplies made by our company, tailored to your work needs. The "foot-operated head" from HiMax can be reused, allowing you to continue using your existing electrodes and jigs, which makes it more affordable. The photo shows the removal of the existing capacitors and transformers, replaced with our single-phase AC power supply UAR-26 and transformer UT-7W5D. *Maximum short-circuit current: approximately 4KA (depending on the transformer used). *Since there is a possibility that PCB is included, please provide the manufacturing year, model number, etc., before we take it in. If it is determined that PCB is included, we may refuse the modification.

• Welding Machine

We are manufacturing using copper foil of 0.05t or 0.1t. Thickness, the number of layers of foil, width, and length can be changed.

• Welding Machine

If you are looking for flexible busbars used in large welding machines, please contact us. We can provide quotes and manufacturing starting from one piece.

• Welding Machine
• Welding robot

We used a fiber laser welding machine (3000W) to weld two 0.6t copper plates.

• Welding Machine

This is a 3000W fiber laser welding machine. It can be used for tab welding of cylindrical and rectangular batteries, welding of battery cases, sealing welding, and more. It works with aluminum to aluminum, copper to copper, aluminum to copper, nickel to nickel, etc. If you have any work samples you would like to experiment with, please feel free to consult us. We also have a handheld torch type fiber laser welding machine.

• Secondary Cells/Batteries
• Welding Machine
• Other processing machines

- You can store 999 sets of measured data. - It has USB-compatible communication functions for data output. - With high-precision measurement, the minimum count is 0.1 kgf. - The unit can be switched between N measurement and kgf measurement.

• Pressure

It is very flexible and easy to handle even when used for internal wiring of automatic machines. It can also be used as a cable for welding machines. It can be used for generators, motors, automobiles, battery modules, distribution boards, and more.

• Harness
• Other cable related products
• Other Auto Parts

We also manufacture battery modules for automotive use.

• Secondary Cells/Batteries
• Wiring materials
• Harness

Aluminum rods and copper rods can be welded with a diameter of about φ3. By changing the jig, it can accommodate various diameters. It comes with a rotary switch that allows for fine adjustment of the voltage from 1 to 7 levels. If you have any workpieces you would like to weld, please consult with us.

• Welding Machine

It is used as a polishing disc for the electrode grinding machine UGS-031D. By shaping the electrode tip to a rounded form, it helps improve the quality of welding. There are other types available, so please feel free to consult us.

• Other abrasives
• Welding Machine
• Grindstone

The UEM-331 is a precision welding monitor equipped with a variety of monitoring measurement items. It consists of one AC and one DC current and voltage measurement, along with four pressure sensors, allowing for simultaneous or separate measurements. It can also measure energization time, energization angle, power, and resistance values. Furthermore, the pressure measurement monitor can select from five modes, making it compatible with various equipment and operating methods. It supports direct welding, series welding, and four-point welding, and is suitable for both automated and manual operations. 【Features】 ■ Various monitoring measurement items ■ Compatible with various welding devices and operating methods ■ Multiple monitoring ranges can be set, providing diverse monitoring results ■ Display in three languages ■ Remote communication function and memory data management function *For more details, please refer to the PDF document or feel free to contact us.

• Other measurement, recording and measuring instruments

The "UDI-800" is a direct current inverter welding power source that achieves stable welding through high-precision feedback. It offers the option to select from six different control methods. With the interrupt function, you can set it to stop the current at the necessary timing by inputting the displacement amount of the electrode from an external source. It can be applied to HV vehicle motors, mobile phone motors, relay melting points, various sensors, and more. 【Features】 ■ Choose from six different control methods ■ Equipped with various output signals ■ Includes an interrupt function ■ Comes with protective features for enhanced safety ■ Achieves stable welding through high-precision feedback *For more details, please refer to the PDF materials or feel free to contact us.

• Other power sources

Welding is possible even with difficult-to-weld materials such as copper and copper, or copper and brass. The influence of welding heat is minimal, allowing for stable welding. Tungsten electrodes and brazing electrodes can also be manufactured according to the customer's workpieces. It is equipped with a high-speed charging circuit for rapid charging. The welding head is equipped with a pressure sensor, enabling stable welding by maintaining consistent welding pressure. We use dry-type long-life capacitors. Due to the very short current flow time, welding burn and distortion can be finely minimized.

• Welding Machine
• Welding robot

The voltage of the transformer can be switched from 1 to 7 using a rotary switch. It is very convenient as it eliminates the need for terminal rewiring. It can be used for both 50Hz and 60Hz. Please connect it to our welding power supply, single-phase AC type UAR-26. We also manufacture transformers of various sizes. If you have any issues, please contact us.

• Welding Machine
• Transformers
• transformer

This is a brazed electrode made from high-quality overseas pure tungsten. *It can also be manufactured in Japan. We are confident in our pricing, and since these are consumable items, they contribute to cost reduction. Please feel free to contact us if you are considering cost reduction options. Additionally, we manufacture other welding equipment such as spot welding machines and fusion welding machines. *Including motor welding machines, etc.

• Non-ferrous metals
• Other metal materials
• Other consumables

By equipping a welding head (4-point welding head) on both sides simultaneously, it is possible to form 8 welding nuggets at once. It is also used for welding battery packs for vehicles. It has been adopted in overseas battery factories as well, leading to cost reduction and shorter working times, with a cumulative total of over 10,000 units in 10 countries.

• Secondary Cells/Batteries
• Lithium-ion battery
• Welding Machine

There are over 1,000 delivery records at overseas battery factories, and they are also used for welding automotive batteries. By mounting it on a welding automation machine and combining it with a four-point welding head, high-speed welding of battery packs has been made possible. By combining it with a manual rotary welding head (series type), it is possible to prevent electrode adhesion. *After series welding, the electrode rotates, and the welding head rises.

• Welding Machine
• DC Motor
• Secondary Cells/Batteries

Equipped with pressure sensors and displacement sensors, providing precise and stable welding. We also manufacture heads tailored to customer requests. It can be mounted on automatic machines. The upper head can move sideways to adjust the position according to the motor's position. We can also produce consumable tungsten welding electrodes and secondary conductors for power supply (flexible feeders: copper foil laminated products). We also manufacture water-cooled electrode holders and air-cooled electrode holders. Please consider using it for motor fusion welding and spot welding. ☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆ Union Electric Co., Ltd. 9-21 Koshien-cho, Nishinomiya City, Hyogo Prefecture 663-8152 Sales Department: Mitsuhiro Tanba TEL: 0798-81-2811 FAX: 0798-81-2822 URL: http://www.jp-union.com/jp ☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆

• Welding Machine
• Welding robot
• AC Motor

It can be used for welding motors, carbon brushes, sensors, copper wires, lamp filaments, and more. We also accept sample tests.

• DC Motor
• Welding Machine
• DC Motor

We have also introduced this at battery manufacturing plants overseas. It was made for 18650 cylindrical batteries. It can also be produced in other sizes. Please consult us. - This is a device that can sort 18650 batteries by voltage and internal resistance, and it can automatically scan, detect, and arrange them. - It has a data tracking function for searching based on time, grade, voltage, and resistance range. - It can simultaneously detect the internal resistance and voltage of 10 batteries. ☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆ Union Electric Co., Ltd. 9-21 Koshien-cho, Nishinomiya City, Hyogo Prefecture 663-8152 Sales Department: Mitsuhiro Tanba TEL: 0798-81-2811 FAX: 0798-81-2822 E-mail: Mitsuhiro.Tanba@union-jpk.com URL: http://www.jp-union.com/jp ☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆ - It sorts and judges 5000-6000 pieces per hour. - Since the detection data can be exported as an EXCEL file, tracing the data becomes easier.

• Secondary Cells/Batteries
• Lithium-ion battery
• Charger

We have many customers using our cables for welding machines. We can manufacture them according to customer requests, including specifications for square size, length, terminals, and insulation. The photo shows a 375 sq jumper wire (strand wire). The names may vary depending on the customer, such as secondary conductors or air-cooled cables. The insulation is made from silicone rubber tubes, black Nichi tubes, or fire hoses, among others. Please consider the cost aspects as well. ☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆ Union Electric Co., Ltd. 9-21 Koshien-cho, Nishinomiya City, Hyogo Prefecture 663-8152 TEL: 0798-81-2811 FAX: 0798-81-2822 URL: http://www.jp-union.com/jp ☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆

• Welding robot
• Welding Machine
• Processing Contract

It is used in parts that are energized and vibrate. We have many years of experience as a power supply component for welding. This is a small product, but we also manufacture larger products. We can produce them according to your requirements. Please let us know the necessary cross-sectional area, length, hole dimensions, clearance for mounting parts, etc.

• Secondary Cells/Batteries
• Welding robot
• Non-ferrous metals

* Seam welding of steel plates, nickel plates, SUS plates, etc., ranging from 0.1t to 0.35t is possible. * Can be used as a spot welding machine. * Equipped with a power supply voltage fluctuation compensation circuit, enabling stable welding. * All conditions are displayed on an LED. * Comes with a memory function. * Voltage adjustment tap included with 7 levels. * Please consult for sample experiments. * Can be used as a "resistance soldering machine" using a hand mini-gun. * UH-407 spot-specific hand gun activates when a certain pressure is reached. Uniform welding can be achieved even with different operators.

• Welding Machine

Our company is a manufacturer of precision welding machines, but we also produce power supply cables for consumables. These are used in resistance welding machines and laser welding machines. We have a track record of producing cables ranging from thin 22 sq to thick 500 sq.

• Welding Machine

This is a setup that includes a tabletop welder, current monitor, welding transformer, and welding head mounted on a welding stand. Since it is not air-driven, it is easy to confirm the position of the welding work. The timing for power supply can also be determined by the operator. The photo shows a holder for a series-type welding head, but it is also compatible with a direct-type welding head (please consult us). The welding stand can be made from aluminum frames or other materials. This product has been delivered to a company that refreshes (replaces) batteries for wireless devices and power tools.

• Welding Machine
• Secondary Cells/Batteries
• Welding robot

This is a copper alloy electrode developed for spot welding. It has heat and wear resistance and is also used in automatic machines for battery packs. It can be manufactured from fine materials starting at φ1.3. Many factories have switched from chromium copper and other materials. We offer support from material sales in standard lengths of 1 meter to processed sales. Sample products may also be available. Please consult with our sales department, Tanba.

• alloy

This is an automatic resistance welding machine used for packaging batteries. It can be equipped with various types of welding power supplies, including transistor-type, single-phase AC, and inverter-type welding power supplies. We can manufacture various components such as welding heads and spot welding electrodes using alumina-dispersed reinforced copper, tungsten electrodes, and molybdenum electrodes. We can customize the machine according to the customer's specifications. We also have a track record of deliveries to overseas factories (China and Russia). We exhibit at the secondary battery exhibition that we participate in every year (in Osaka and Tokyo).

• Welding Machine

The "UAC-1500B" is a resistance welding machine specifically designed for laminated aluminum foil and copper foil, making the impossible possible. The size of the welded nuggets ranges from φ1mm to φ5mm. After welding, there are no visible defects such as bubbles, and the density is good. The surface is not oxidized. The current welding range is 20 to 120 sheets. Please consult us if you have requests beyond that. 【Features】 - For lithium-ion battery positive and negative electrodes - Capable of welding laminated copper foil and aluminum foil (20 to 120 sheets) - The size of the welded nuggets ranges from φ1mm to φ5mm - Aluminum foil 15μm × 120 sheets, copper foil 10μm × 120 sheets - After welding, there are no visible defects such as bubbles, and the density is good *For more details, please refer to the PDF document or feel free to contact us.

• Welding Machine

We would like to introduce welding samples using our welding machines. - Battery lead plate attachment for primary and secondary batteries (tab welding) - Fusing welding for motors (inverter-type welding power source or single-phase AC welding power source) - Seam welding and spot welding of SUS wire mesh - Butt welding and edge welding of iron wire (bar material) - Welding of metal gaskets (spot welding) - Welding of electrical contacts (crossbar contacts) - Welding of aluminum foil and copper foil - Welding of lamps (internal wires) - Welding of gas sensors (μ wire welding with transistor-type welding power source) - Welding of coils and speakers (transistor-type welding power source) *For more details, please feel free to contact our sales department, Tanba.

• Welding Machine

The "Laser Automatic Welding Machine" allows you to choose between an emission type that has a large welding energy and can achieve a significant amount of melting, and a galvanometer type that offers high welding efficiency and completes welding at high speed. We offer a high-power welding machine "UEWL-300A" capable of penetrating 3mm (stainless steel) and a precision welding machine "UEL-300A" that provides uniform welding nuggets with a smooth finish. 【Features (UEL-300A)】 ■ Accuracy ±0.05mm ■ Uniform welding nuggets with a smooth finish ■ High strength, viewable at any time with CCD *For more details, please refer to the PDF document or feel free to contact us.

• Welding Machine

The "UCA-I800" is a fully automatic welding device that enables effective and stable welding even with thick twisted wires for carbon brushes. By switching specifications, a single machine can weld various types of carbon brushes. It can output large currents and perform welding in a short time without being affected by heat. There is no splash, resulting in faster welding speeds and stable welding quality. 【Features】 ■ Capable of outputting large currents and performing welding in a short time ■ Faster welding speeds and stable welding quality ■ Longer electrode lifespan, reducing costs and improving work efficiency ■ Precise control of constant current, constant voltage, and constant power ■ Compatible with various standard carbon brushes for welding *For more details, please refer to the PDF document or feel free to contact us.

• Welding Machine

The "Battery Automatic Welding Machine" enables stable welding. It will be manufactured according to the customer's specifications. The welding power supply adopts the transistor type "UDT-A80S." It also features a rotating electrode function, ensuring a clean finish without any adhesion. We offer a lineup including the "UEW-P300," which achieves simultaneous four-point welding, as well as the "UEW-P600" and "UEW-P100-R." 【Features】 ■ The rotating electrode function is also available ■ Manufactured according to customer specifications ■ Various shape combinations are possible ■ Projection welding, simultaneous four-point welding, straight electrodes, and eccentric electrodes can also be used *For more details, please refer to the PDF document or feel free to contact us.

• Welding Machine

The "YAG Laser Welding Device" is an optimal device for welding small precision workpieces and difficult-to-weld workpieces due to its ability to achieve precise positioning. The output waveform is stable, and feedback and energy are displayed. It consumes little energy and is also excellent for welding at branching points. The weld points are uniform, stable, and have a beautiful finish, allowing for high-strength welding. 【Features】 ■ Precise positioning capability ■ Stable output waveform ■ Uniform and stable weld points ■ Beautiful finish ■ Capable of high-strength welding *For more details, please refer to the PDF document or feel free to contact us.

• Welding Machine

We would like to introduce the "Accessories" of Union Electric Co., Ltd. Starting with the "jumper cables," which are ideal for power supply lines for welding equipment, automatic machines, and robots, we also offer a lineup that includes "flexible feeders" that last long even with high currents, and "electrode holders." Additionally, we have "Alumina Dispersion Reinforced Copper UE-ODSIII," which is perfect for welding nickel-based and zinc-coated steel plates. 【Product Lineup】 ■ Jumper Cables ■ Flexible Feeders ■ Electrode Holders ■ Special Processed Parts ■ Alumina Dispersion Reinforced Copper UE-ODSIII *For more details, please refer to the PDF materials or feel free to contact us.

• Electrical equipment parts
• Other cable related products
• Other electronic parts

The UAR-26 is a single-phase AC welding power supply control device designed for small precision parts. In addition to being able to select from four types of current control methods, it features a constant current measurement monitoring function that allows you to set the effective range of current before welding, and automatically checks the situation during current flow, aiding in quality control. Additionally, we offer the welding transformer "UT-C19W6," which efficiently converts high voltage and low current input energy into low voltage and high current output. 【Features】 ■ Designed for small precision parts ■ Four types of current control methods ■ Constant current measurement monitoring function ■ Maximum current can be set automatically or manually ■ Various I/O inputs and outputs, convenient for integration into automated machines *For more details, please refer to the PDF materials or feel free to contact us.

• Welding Machine
• power supply

The "UDI-500" is a direct current inverter welding power source that achieves stable welding quality with high usage rates and low energy consumption. In addition to being able to select from six types of control methods, it allows for the input of parameters such as electrode displacement from external sources, enabling the setting to stop the current at the necessary timing. It also features protective functions, with alarms sounding in cases of overcurrent, no current, no voltage, or temperature sensor abnormalities, ensuring excellent safety. We also offer the "UDI-800," which is optimal for welding materials with low inherent resistance, such as aluminum and copper. 【Features】 ■ Six types of control methods available ■ Various output signals and a convenient program unit for automatic machines ■ Interrupt function ■ Selectable control frequency ■ Compatible with various inverter transformers *For more details, please refer to the PDF materials or feel free to contact us.

• Welding Machine
• power supply

The resistance welding machine power supply "UDT-A80T" features a fast control response speed and enables stable, precise welding with minimal splash, thanks to its transistor-based design. You can select the control method of constant voltage or constant current according to the welding work. With the built-in monitor, it alerts you with a buzzer when the count limit, voltage limit, or current limit is exceeded. Furthermore, since the welding current is controlled by high-speed switching directly through the transistor, a welding transformer is unnecessary. Additionally, we offer products such as the "UDT-B50T," which effectively reduces electrode wear, and the simultaneous four-point welding head "UHD-448." 【Features】 ■ Fast control response speed ■ Stable, precise welding with minimal splash ■ Selectable control method of constant voltage or constant current according to the welding work ■ Alerts with a buzzer when exceeding count limit, voltage limit, or current limit ■ No welding transformer required *For more details, please refer to the PDF materials or feel free to contact us.

• Welding Machine
• power supply

The "UEW-P300" is a lithium battery single-sided simultaneous four-point automatic welding machine that achieves simultaneous four-point welding. It offers good work efficiency and welding quality, and can be used with simple operation. Additionally, it can be customized to meet customer specifications. It is used in the tab welding process of secondary batteries. You can also leave the jig manufacturing to us. 【Features】 ■ Simultaneous four-point welding (according to customer requests) ■ Straight electrodes with diameters from 1.3 mm to 2.0 mm ■ Uses alumina-dispersed reinforced copper (electrode material) ■ Enables stable welding ■ Adopts a transistor-type welding power supply, UDT-A80T ■ Function for rotating electrodes is available ⇒ Results in a clean finish without adhesion *For more details, please download the catalog or feel free to contact us.

• Welding Machine

The UGS-31C is a dedicated device for electrode tip polishing. The tip can be polished with a flat or R-type polishing wheel, and a mirror finish can be achieved using green felt. The polishing wheel uses high-quality diamond components, resulting in low friction and enabling polishing to match your desired electrode shape. Speed adjustments for polishing are possible, allowing for tailored polishing effects by adjusting the speed according to the material of different electrodes. 【Features】 ■ Mirror finish achievable ■ Low friction ■ Polishing for desired electrode shapes ■ Speed adjustment available ■ Safety design that automatically stops the polishing machine when a certain temperature is reached *For more details, please refer to the catalog or feel free to contact us.

• Wafer processing/polishing equipment