中日クラフト List of Products and Services

=== Improvements on Unresolved Issues === - No power attenuation even after long-term use, ensuring sufficient welding depth. - Fewer easily breakable parts compared to water-cooled systems. - No need to select complex parameters, making it easy for anyone to operate. - A wide usable temperature range of -20°C to 60°C compared to water-cooled systems. - The head does not easily become hot, allowing for continuous use. - Compact and lightweight head for better workability. === User-Friendly Functionality for Beginners === There is no need to select complex parameters, and features such as displaying the laser irradiation point with a laser pointer make it easy for anyone to operate. Beginners can weld easily and neatly. === Lightweight Head for Extended Use === The head does not easily become hot, allowing for continuous use. The head is compact and lightweight at 600g, providing good workability. === Malfunction Prevention Design with 8 Layers of Protection === Monitoring functions for items such as "gas pressure," "temperature of the welding head," and "protection glass installation" prevent unintended laser irradiation due to malfunctions.

• Welding Machine

Welding of dissimilar metals such as stainless steel, iron, and aluminum can achieve high-quality welds with minimal burn and distortion, serving as an alternative to TIG and arc welding. The swing function allows for adjustments to the welding width and penetration shape. Even beginners can achieve the same ease of operation as skilled professionals. ■ Laser Welding Function The swing function allows for adjustments to the welding width and penetration shape. ■ Cutting Function - Capable of processing materials with a thickness of 2mm or more - Materials: SUS, iron, galvanized steel sheets, aluminum, etc. ■ Welding Burn Removal Function - The appearance can become charred, making it more susceptible to corrosion. - It is important to remove burns through burn removal. ■ Cleaner Function Leave rust removal to us.

• others
• Welding Machine

Harmful substances such as dust and aerosols generated from various manufacturing processes and work environments not only contribute to air pollution at the work site but also cause health damage to workers. To prevent health damage to workers and air pollution, dust collectors are utilized as devices to reduce the amount of dust in the air. 【Features】 ■ Powerful suction despite a low-noise, compact body! ■ Maintenance is as simple as replacing the filter! ■ The nozzle tip can be selected, with a wide range of arm movement, making it easy to use! ■ Equipped with convenient casters for mobility! ■ 2-year warranty period! ■ Manufactured in Europe with strict standards! (TBH GmbH has been a unique company specializing in dust collector development for 30 years since its establishment) We offer a lineup of 10 models. We will propose the appropriate model according to various purposes and environments. *For more details, please refer to the PDF document or feel free to contact us.

• Other cleaning machines

At Churitsu Craft, we are equipped with small to large molding machines, including those from our partner companies, and we have a proven track record with diverse materials, complex shapes, and large-scale projects. We have product examples of "450-ton molded items" and can fulfill customer requests regardless of order quantity. Please feel free to contact us when you need assistance. 【Features】 ■ Equipped with small to large molding machines ■ Proven track record with diverse materials, complex shapes, and large-scale projects ■ Customer requests fulfilled regardless of order quantity ■ Product examples of 450-ton molded items available *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

Our company handles not only complex resin products but also sub-assemblies and the assembly of finished products. We fulfill customer requests regardless of lot size. Additionally, each item is shipped only after rigorous appearance inspections and quality control checks. Please feel free to contact us when you need our services. 【Features】 ■ Heat Press Fitting - We can consistently produce jigs tailored to various product shapes. - We also manage the tightening torque values and unevenness of fittings after work. ■ Heat Welding - Consistent production is possible. - We conduct detailed management of insertion and extraction forces using a push-pull gauge after work. *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

At Chūnichi Craft, we perform molding of "plastic products." Regardless of the variety of materials, complex shapes, or lot sizes, we realize our customers' requests. We have a wealth of molding achievements, including "two-color molded button fabric (unpainted)," "two-color molded button units (three-coat painted)," "plating processing," and "thick two-color molded products." Please feel free to contact us when you need our services. 【Molding Achievements (Partial)】 ■ Two-color molded button fabric (unpainted) + button holder ■ Two-color molded button fabric (unpainted) ■ Two-color molded button units (three-coat painted) ■ Two-color molded button units (three-coat painted/unpainted fabric) ■ Two-color molded button units (three-coat painted) *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

Our company designs and manufactures a wide range of equipment, from automatic machines, labor-saving devices, and transport equipment to dedicated machines and simple jigs. We will propose the necessary machinery for our customers, so please feel free to consult us about any concerns you may have. On our company website, we showcase some of the various automatic machines we have produced so far. Please take a look. 【Production Achievements (Partial)】 ■ Unmanned transport vehicle ■ Shim insertion machine ■ Sheet supply machine *For more details, please refer to the related links or feel free to contact us.

• Other conveying machines
• Other machine elements
• Other processing machines

At Chūnichi Craft, we handle the design and assembly of inspection jigs for circuit boards and assembly jigs. We can accommodate specified tolerance values within the indicated range. We conduct inspections using various measuring devices, including gauges and hardness testers, to ensure a high-quality and stable production system. We provide products that excel in workability according to the purpose of manufacturing and use. 【Features】 ■ No drawings required - If you can convey your image during the meeting, we can provide suitable mechanisms based on our past achievements and know-how. ■ Unit design and manufacturing - We offer stable unit products with high-precision processing. - We have particularly rich experience in inspection unit products. *For more details, please refer to the related links or feel free to contact us.

• Inspection fixture
• Assembly Jig
• Other contract services

At Chūnichi Craft, we perform "mold maintenance." To extend the lifespan of molds and maintain products in a high-quality state, regular mold maintenance is essential. Our meticulous maintenance work continues to uphold quality by addressing dirt and gas after molding processes. 【Mold Maintenance Process】 (1) Disassembly of the mold (2) Cleaning (3) Inspection of damaged areas (4) Laser cladding or manufacturing *For more details, please refer to the related links or feel free to contact us.

• Other molds
• Other contract services

We would like to introduce the "Precision Progressive Die" handled by Chūnichi Craft. We manufacture precision progressive dies for mass production of parts with complex shapes. Using these dies, we perform press processing, accommodating punching, bending, and drawing operations. With our progressive dies, we can create three-dimensional shapes using continuous die technologies such as punching, bending, and drawing of metal sheets, enabling high-precision press processing at the micron level. 【Features】 <Support for Three-Dimensional Shapes> ■ Capable of creating three-dimensional shapes using continuous die technologies such as punching, bending, and drawing of metal sheets. ■ High-precision press processing is possible at the micron level. *For more details, please refer to the related links or feel free to contact us.

• Processing Contract
• Other molds

Currently, many household appliances, automobiles, and everyday items use resin products, and in recent years, the trend towards plasticization of products has been advancing, particularly from the perspective of cost reduction. "Injection molding molds" are molds used in resin injection molding and metal powder injection molding, where melted plastic or metal powder is injected into the mold to form the desired shape. "Two-color molding molds" can add functions such as improved airtightness, waterproofing, and dust resistance, while "insert molding molds" achieve appearance qualities such as "shiny surface molding quality" and "molding quality without warping or sink marks." [Types] ■ Single-color molding molds ■ Two-color molding molds ■ Insert molding molds ■ Heat & Cool molds *For more details, please refer to the related links or feel free to contact us.

• Plastic Mould

Aluminum is used in many fields for the purpose of weight reduction. Surface treatments include anodized coatings and plating on aluminum. Since aluminum is covered with a strong oxide film, special pre-treatment is required to ensure adhesion before performing chrome plating or electroless nickel plating on aluminum. **Advantages of chrome plating on aluminum:** - High hardness can be achieved - Wear resistance is obtained - Improved slip properties - Enhanced design and aesthetics, such as glossy or matte finishes - Improved release properties *For more details, please refer to the related links or feel free to contact us.*

• Surface treatment contract service
• Processing Contract

The "CHU-PLC100" is a fiber laser cleaner that leverages the advantages of MOPA structure, making it lightweight, portable, and offering many benefits for efficiently removing rust, dirt, and oil from the surface of workpieces, including wireless control of parameters. By equipping it with a MOPA pulsed laser developed for laser cleaning, it allows for independent adjustment of pulse width and frequency, maintaining high and stable peak output even under a wider range of cleaning scenario conditions. The handheld head features a simple design and weighs only 620g, making it suitable for prolonged use. Additionally, with its innovative red light auxiliary focus design (patented), it allows for easy identification of the focal position with various lenses, enabling efficient cleaning. 【Features】 ■ 100W MOPA laser ■ Efficiently removes rust, dirt, oil stains, and coatings ■ Total weight of 28kg with carry bag ■ Lightweight head weighing 620g ■ Easy setup with wireless remote control *For more details, please refer to the PDF materials or feel free to contact us.

• Electric discharge machine
• cleaner

"Chromax" has evolved traditional hard chrome and improved its functionality. It is suitable for applications requiring higher wear resistance than hard chrome plating. 【Features】 ■ High hardness and wear resistance that surpasses chrome plating ■ Release properties ■ Lubricity ■ Seizure prevention *For more details, please contact us.

• Processing Contract
• Surface treatment contract service

At Chūnichi Craft Co., Ltd., we offer a wide variety of surface treatments, including gold, silver, copper, tin, and black chrome plating. 【Features】 ■ Gold plating: Electrical conductivity, corrosion resistance, decorative items ■ Silver plating: Electrical conductivity, solderability, decorative items ■ Copper plating: Electrical conductivity, thermal conductivity, decorative base ■ Tin plating: Corrosion resistance, solderability, decorative items ■ Black chrome plating: Anti-reflective properties, heat absorption, corrosion resistance *For more details, please contact us.

• Processing Contract
• Surface treatment contract service

"Alumite" is used for the wear resistance and rust prevention of machine parts and tool components. Additionally, it is easy to color, allowing for a variety of colors to be offered. [Features] ■ Excellent adhesion to the base material ■ Coating thickness: general 5–20μm, hard alumite 30–100μm ■ Hardness: general 200–250Hv, hard alumite 400–450Hv ■ Excellent wear resistance, with wear amount approximately 1/30 of aluminum material ■ By adsorbing and precipitating paint or metal in the countless pores on the surface of the coating, dyeing and coloring can be done freely. *For more details, please contact us.

• Processing Contract
• Surface treatment contract service

At Chūnichi Craft Co., Ltd., we can accommodate various "nickel-based alloys and composite coatings" such as nickel-Teflon with water-repellent and release properties, nickel-phosphorus-tungsten with sliding properties, nickel-boron with heat resistance, and nickel-ceramic with wear resistance. 【Features】 ■ Nickel Teflon Excellent non-stick properties, improved release properties Enhanced sliding properties due to low friction coefficient ■ Nickel Phosphorus Tungsten Excellent sliding properties and high hardness Superior wear resistance ■ Nickel Boron Excellent heat resistance and high hardness Excellent solderability ■ Nickel Ceramic Excellent wear resistance Highest hardness among nickel-based coatings *For more details, please contact us.

• Processing Contract
• Surface treatment contract service

"Zinc plating" is widely used in various fields as a representative method of rust prevention plating for steel. In addition to being extremely effective for the corrosion protection of iron, advancements in plating baths and chromate treatments have improved aesthetic performance, earning high praise for decorative applications. In response to environmental issues, glossy chromate has been converted to trivalent chromium. Additionally, by immersing iron products in a concentrated NaOH solution, a black appearance can be imparted, providing a corrosion-resistant effect known as "blackening." 【Features】 ■ Uniform thickness plating even on complex shapes ■ Excellent secondary processing after plating ■ A passive region exists in neutral environments, resulting in good corrosion resistance ■ The corrosion rate in the atmosphere is extremely slow, about 1/100 of that of iron ■ Even if the plating surface is scratched and some iron is exposed, rust prevention effects remain *For more details, please contact us.

• Processing Contract

"Electroless nickel plating" is a method of metal plating that uses chemical reduction without the need for a power source. It is widely used in industry and is ideal for applications aimed at providing wear resistance and corrosion resistance. It can be applied to almost all materials, including metal, plastic, and ceramics, and can achieve uniform plating thickness without variation, even on complex shapes. [Features] - Metal plating through chemical reduction - Ideal for applications aimed at providing wear resistance and corrosion resistance - Plating possible on almost all materials - Uniform plating achievable without thickness variation, even on complex shapes *For more details, please contact us.

• Processing Contract
• Surface treatment contract service

"Hard chrome plating" has a mirror-like gloss, excellent corrosion resistance, and is resistant to discoloration. It also possesses characteristics suitable for industrial surface treatment, such as high hardness, excellent wear resistance, low friction coefficient, excellent release properties, and superior corrosion resistance. 【Features】 ■ Wear resistance ■ High hardness ■ Release properties ■ Lubricity ■ Corrosion resistance ■ Burn prevention *For more details, please contact us.

• Processing Contract
• Surface treatment contract service

The principle of laser hardening involves irradiating the surface of steel components with laser light, resulting in rapid heating and self-cooling through heat conduction into the interior, transforming the surface into a martensitic structure and hardening it. 【Features】 - 3D control allows for pinpoint hardening - Partial hardening is possible for precision parts and complex shapes - Minimal thermal impact, reducing thermal distortion to a minimum - Hardening after finishing processes is possible, shortening processing time For more details, please contact us or download the catalog.

• Processing Contract
• Mold Design
• Other molds