「Automotive 」 76items
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We make everything from plates to three-dimensional objects. We perform cold forging on shapes that aren't possible with cutting!

Forging is a process that makes three-dimentional objects out of materials by crushing, exciting and other deforming procedures.
Various shapes are possible. Consult with us.

3D CNC Freeform Pipe Bender

Unlike conventional pipe benders that require fixed-radius dies, our CNC Freeform Pipe Bender allows full control over bend radius and angle through programmed processing. This innovative bending system eliminates the need for frequent die changes and enables highly complex bending operations.

Capabilities Beyond Conventional Pipe Bending
With our system, the following bending operations—previously impossible with traditional pipe benders—are now achievable:
Large-radius bends on the scale of several meters (large R bends)
Continuous variable-radius bends (compound R / progressive R) without intermediate straight sections
3D freeform curves by adjusting the axis angle of compound/progressive bends
Bend angles exceeding 180°
Multiple bend radii in a single continuous process—eliminating the need to change bending dies
Seamless 3D Data Integration

If you provide the 3D centerline data of your pipe (designed with straight and arc segments), we can instantly convert it into our proprietary CNC format using our data converter. This allows for rapid prototyping, much like a 3D printer for pipe bending.

Example Processing Program:
D=42.7
L=120 FF=25.00 FE=25.00
R=100.00 T=90.00 P=0.00 FE=25.00 FF=25.00
R=225.00 T=180.00 P=90.00 FE=25.00 FF=25.00
R=100.00 T=90.00 P=0.00 FE=25.00 FF=25.00
L=120 FF=25.00 FE=25.00

Parameter Definitions:
D = Pipe outer diameter (mm)
L = Length of straight section (mm)
R = Bend radius (mm)
T = Bend angle (°)
P = Axis angle at the connection between different R bends (°)
FF / FE = Relative speed of movement along the XY axis (relative to pipe feed speed)
Production & Custom Processing Available

We offer both small-lot prototype processing and full-scale production using our in-house CNC freeform pipe bending systems.

For inquiries, please prepare your drawings or specific bending challenges, and feel free to contact us!

High-Precision Stainless Steel Plate Springs for Control Cable Fastening

Nippon Forming specializes in manufacturing stainless steel plate springs for control cable fastening, designed for use in harsh environments.

[Features]
• Use of highly durable stainless steel materials
• Customization according to customer needs
• Adaptability to various cable sizes

[Product Overview]
• Applications: Control cable fastening in factories, outdoors, and warehouses
• Material: Corrosion-resistant stainless steel
• Size: Adjustable to cable size and quantity

[Main Use Cases]
• Outdoor control cable fastening
• Factory wiring management
• Warehouse equipment cable retention
• Power facility cable management
• Wiring fastening for heavy machinery and industrial equipment

[Processing Technology]
• Materials: SUS301, SUS304, SUS316, SUS631
• Die design considering springback
• Size range: Developed length 30mm-130mm, plate width 1mm-50mm

[Nippon Forming's Strengths]
• Optimal design through detailed consultation
• Highly durable products designed for long-term use
• Products suitable for use under harsh conditions

Nippon Forming is a specialized manufacturer of precision-processed wire and strip materials.
We work with various materials ranging from 0.1 to 5mm in diameter. Complex shapes are achievable through NC control.


[Company Information]
Nippon Forming Co., Ltd.
Headquarter & Main Factory: 1-23-2 Kanamachi, Katsushika-ku, Tokyo
Tsukuba Factory: 2924 Ujikai, Ishioka-shi, Ibaraki
https://www.forming.jp/eng/

Secondary Sheave Piston: Prototype for Shifting from Casting to Sheet Metal Pressing

[Secondary Sheave Piston] Prototype Created by Converting from Casting to Sheet Metal Pressing

► Achieving the Shift from Casting to Sheet Metal Pressing through Process Innovation

※ This article introduces a case study of solving challenges in automotive parts prototyping by converting the manufacturing process of the secondary sheave piston from casting to sheet metal pressing.

[Challenges Faced in the Manufacturing Field]
In the development of automotive parts, there is a growing demand for lighter and higher-performance components. The secondary sheave piston, a crucial part of the CVT (Continuously Variable Transmission), faces weight and cost challenges when using conventional casting methods.

Furthermore, the following challenges emerge during the prototyping phase:
High costs in small-lot, multi-variety production
Difficulty in shortening lead times for both raw material production and machining
Ensuring quality assurance when transitioning manufacturing processes
Environmental and safety concerns in the production facility

Innovative Solution Through Sheet Metal Pressing Prototyping
✔ Advantages of Transitioning from Casting to Sheet Metal Pressing
Significant reduction in processing time through pressing
Control of material thickness during plastic deformation, allowing for extra thickness where needed
Enhanced workplace safety through cold processing
Greater design flexibility, enabling easy shape modifications
✔ High-Precision Processing with Advanced Equipment
Process optimization through press forming analysis
High-quality molds processed with precision machining centers
Stable forming with high-power hydraulic presses
Precision cutting using state-of-the-art 3D laser processing machines
High-precision inspection system using coordinate measuring machines (CMMs)

Key Factors for a Successful Process Conversion
► Comprehensive Support from Material and Process Selection to Quality Assurance
Material and process: Accelerated process optimization through press forming simulation
Cost reduction by minimizing physical trials with digital technology
Workplace improvements through cold processing
Quality: Rigorous quality management system based on ISO9001
► Technical Strengths
Fully integrated system from design to manufacturing
Low-cost and rapid process optimization using digital technology
Extensive processing equipment
Master-level expertise from skilled engineers

Customer Feedback
We saw significant improvements in QCD (Quality, Cost, Delivery) through process substitution.
— Head of Development, Major Parts Manufacturer A

The stability of quality was high, and we obtained valuable data for mass production considerations.
— Head of Technical Division, Automotive Parts Manufacturer B

Conclusion
Process conversion through sheet metal press prototyping is an innovative solution that simultaneously shortens development time and reduces costs. In particular, the benefits are evident in the case of the secondary sheave piston.

▶ Download Detailed Technical Materials
More detailed technical documents are available for download at the following URL:
https://ja.nc-net.or.jp/company/22325/dl/catalog/207206

Company Information
Company Name: Timec Co., Ltd.
Address: 197-1 Nishigori, Sōja City, Okayama Prefecture, 719-1164, Japan
TEL: +81-866-93-1269
FAX: +81-866-93-2540
Corporate Website: https://timec.co.jp/
Technical Consultation & Quotation Requests: https://ja.nc-net.or.jp/company/22325/inquiry/

Achieving High Welding Strength and Rigidity in Suspension Members!

► Challenges faced by the Automotive Industry
In the automotive industry, suspension members are critical structural components that influence both vehicle safety and ride comfort. In recent years, there has been a growing demand for both weight reduction and high rigidity, making it particularly challenging to ensure welding quality.

Suspension components require both high welding strength and dimensional accuracy. In particular, suspension members directly absorb impacts from suspension parts, making welding reliability crucial for overall vehicle safety.

► Technical Challenges
Key challenges in manufacturing suspension members:
・Controlling thermal distortion caused by welding
・Ensuring uniform welding quality in complex shapes
・Establishing optimal welding conditions to reduce spatter adhesion
・Overcoming welding difficulties due to gaps between materials and differences in plate thickness

[Problem Solving with Welding Technology]
Through years of prototype development, we have established the following solutions with our unique welding technology:

✔ Development of a Thermal Deformation Control System
・ Suppressing distortion through optimized welding sequences and positions
・ Ensuring dimensional accuracy with custom-developed welding jigs
・ Managing heat input through machine-monitored current control

✔ Quality Assurance System
・ Full inspection using 3D measurement
・ Strength verification through destructive testing
・ Weld defect detection via macro inspections

►Proven Reliability
○ Customer Feedback
The stability of welding quality is outstanding.
I was amazed by the high dimensional accuracy.
The quick turnaround time is impressive.

►Implementation Benefits
Feedback from companies that have implemented our solutions:
・ Defect rate: Reduced by 75% compared to conventional methods
・ Manufacturing lead time: Shortened by 20%
・ Overall costs: Reduced by 15%

*For more detailed case studies and performance data, please download our technical materials from the link below:
Technical Materials Download: https://ja.nc-net.or.jp/company/22325/dl/catalog/207206

For any inquiries, please feel free to contact us via our technical consultation and quotation request form.
Technical Consultation & Quotation Request: https://ja.nc-net.or.jp/company/22325/inquiry/

[Company Profile]
Company Name: Timec Co., Ltd.
Address: 197-1 Nishigori, Soja City, Okayama, 719-1164, Japan
TEL: +81-866-93-1269
FAX: +81-866-93-2540
Corporate Website: https://timec.co.jp/

Related URL: https://timec.co.jp/mind/

Sheet Metal Fabrication of Intake Manifold (Aluminum Die-Cast)

[Case Study]
Sheet Metal Fabrication of Intake Manifold (Aluminum Die-Cast)
– Achieving Shorter Prototype Lead Time and Cost Reduction in Mass Production –

► Recognizing the Challenges
In the 1990s, aluminum die-casting was the dominant manufacturing method for intake manifolds in the automotive industry. However, rising raw material costs and increased manufacturing expenses due to multi-cylinder engine designs led many parts manufacturers to seek alternative production methods.
Key challenges during the prototyping phase included:
・High cost of mold production
・Lengthy prototype lead times
・Limited flexibility in design modifications
・High costs for small-batch production

►Technical Approach
Our proposed sheet metal fabrication method offers a revolutionary approach that significantly reduces manufacturing costs compared to traditional aluminum die-casting.
Key technical points include:
・Material Selection: SPHC (hot-rolled steel plate) and STKM (carbon steel mechanical tubing)
・Optimized Design: Strength analysis and weight reduction using 3D CAD
・Manufacturing Process: Combination of press forming, laser processing, and welding technology
・Quality Assurance: High-precision dimensional verification using 3D measuring instruments

►Detailed Solutions
The sheet metal fabrication of the intake manifold was developed through the following phases:

1. Design Phase
・3D modeling using CAD
・Design of press molds and jigs for laser processing and welded assembly
・Development of DNC machining programs based on 3D models
2. Prototype Phase
・Mold and jig processing using DNC machining
・High-precision machining with a 5-axis laser cutter
・Precision welding by skilled technicians
3. Validation Phase
・Dimensional verification using 3D measuring instruments
・Performance evaluation through actual vehicle installation tests, followed by design optimization
・Durability testing and feedback-driven design improvements

►Implementation Benefits
This development project achieved the following results:

✔ Manufacturing Cost: Reduced by 40% compared to conventional methods
✔ Development Period: Prototype lead time shortened by 50%
✔ Weight Reduction: 20% lighter than conventional
✔ Design Flexibility: Significantly improved

These achievements were made possible by over 50 years of prototype development experience and a team of 160 skilled engineers. We continue to apply this technology to the sheet metal fabrication of various automotive components.

►Future Prospects
In recent years, some intake manifolds have transitioned to resin materials. However, the optimal manufacturing method depends on the required component characteristics and operating environment.
We propose the best manufacturing solutions, including sheet metal fabrication and hybrid approaches, tailored to each customer’s needs.

►Conclusion
Sheet metal fabrication of intake manifolds is a highly effective solution that achieves both cost reduction and weight savings.
For more details, please download our technical documents from the link below and discuss potential applications with your development team.

[Company Profile]
Company Name: Timec Co., Ltd.
Address: 197-1 Nishigori, Soja City, Okayama, 719-1164, Japan
TEL: +81-866-93-1269
FAX: +81-866-93-2540
Corporate Website: https://timec.co.jp/

🔹 Download Technical Documents:
https://ja.nc-net.or.jp/company/22325/dl/catalog/207206

🔹 Technical Consultation & Quotation Requests:
https://ja.nc-net.or.jp/company/22325/inquiry/

🔹 Related URL: https://timec.co.jp/

Oil Pan Manufacturing - Deep Drawing Press Forming – From Prototyping to Small-Lot Production!

Oil Pan Prototyping and Development – A Critical Component for Engine & Transmission Performance
In the automotive industry, the oil pan plays a crucial role in ensuring the performance and reliability of engines and transmissions. This guide, based on over 50 years of experience in prototype development, addresses the challenges and solutions in oil pan manufacturing.

Key Challenges in Oil Pan Development
Currently, the automotive industry faces several challenges in oil pan production:
1. Strict control over material thickness reduction
2. High-precision surface quality for mounting areas
3. Reduction of lead time from prototyping to mass production
4. Maintaining cost competitiveness
Particularly in deep drawing press forming of oil pans using mild steel sheets, precise control over material thickness reduction is essential.

Customer Feedback:
Since these parts are used around the engine and transmission, oil leakage is absolutely unacceptable.

Technical Solutions
To address these challenges, we implement the following technological approaches:
1. Deep Drawing and Press Forming Simulation
Pre-evaluation using JSTAMP software
Prediction and optimization of material thickness reduction rates
Prevention of forming defects in advance
High-Precision Die Design & Manufacturing

2. High-Precision Die Design and Manufacturing
Precision design using 3D CAD
Uniform surface pressure distribution with unique die structure
Finishing by skilled technicians

3. Quality Assurance System
100% inspection with 3D measuring machines
Verification of mounting surfaces with dedicated inspection jigs
Operation of traceability system

Actual case studies have shown the following improvements:

✔ Prototyping period: Reduced by 30% compared to conventional methods
✔ Cost: Lowered by 30% compared to traditional techniques
✔ Mass production transition: Smooth and efficient ramp-up

Our expertise in deep drawing press forming, particularly in controlling material thickness reduction, is what sets us apart in manufacturing oil pans for engine and transmission components.

Founder’s Comment:
Only real technology can meet such strict requirements.

Proposal to Customers
We have even more detailed technical documents available. You can download them for free from the following URL:
https://ja.nc-net.or.jp/company/22325/dl/catalog/207206

Please feel free to contact us from the following form for technical consultations and quotation requests:
https://ja.nc-net.or.jp/company/22325/inquiry/

[Company Profile]
Company Name: Timec Co., Ltd.
Location: 197-1 Nishigori, Soja City, Okayama Prefecture 719-1164
TEL: 0866-93-1269
FAX: 0866-93-2540
Corporate Website:

https://timec.co.jp/

Related URL: https://timec.co.jp/

Rapid & High-Quality Prototyping with Sheet Metal Press Forming! ~ High-Strength Lower Arm Assembly

Industry Challenges
In manufacturing prototyping, achieving both high quality and short lead times is a significant challenge. In particular, lower arm assemblies—key automotive suspension components—require exceptional strength and precise machining accuracy. However, shortening the development period for such parts has been a persistent challenge.

Technical Solutions
By combining press forming analysis, high-output hydraulic presses, and 3D laser machining technology, we effectively address these challenges. The production of lower arm assemblies demands deep drawing techniques for enhanced strength and precision shaping using 3D laser processing.

The Importance of Lower Arm Assemblies
As a critical component in a vehicle's suspension system, the lower arm assembly connects the chassis to the wheels, directly influencing driving stability and ride comfort. This makes high strength and precise dimensional accuracy essential.

Quality Assurance through Integrated Production
✔ Design Phase: Utilizing advanced 3D-CAD systems like CATIA
✔ Processing Stage: Deep drawing with a 1,200-ton hydraulic press and high-quality welding
✔ Quality Control: High-precision inspection using large-scale 3D measurement systems

Production System for Shorter Lead Times
24/7 production system to maximize manufacturing capacity
Integrated workflow from design to inspection
Optimized welding assembly with a synchronized-axis welding system

Implementation Results
✔ Development time: Reduced by up to 50%
✔ Costs: 30% reduction compared to conventional methods
✔ Improved precision and quality stability

Customer Feedback
The prototype period was significantly reduced, accelerating our product development. The quality is also stable, and the transition to mass production is smooth.
— Development Manager, Major Automotive Manufacturer

Download Technical Documents
We have prepared detailed case studies showcasing solutions to product development challenges, including:
✔ Know-how of high-difficulty press working
✔ Process flow for achieving short lead times
✔ Details of the quality assurance system

⇒ Click here to download the document: https://ja.nc-net.or.jp/company/22325/dl/catalog/207206

◎ Company Profile

Company Name: Timec Co., Ltd.
Location: 197-1 Nishigori, Soja City, Okayama Prefecture 719-1164
TEL: 0866-93-1269
FAX: 0866-93-2540
Corporate Website:

https://timec.co.jp/
Technical Consultation/Quotation Request: https://ja.nc-net.or.jp/company/22325/inquiry/

Related URL: https://timec.co.jp/

From Prototyping to Small-Lot Production of Seat Leg Parts! [Press processing, pipe processing, welding assembly]

► Industry Challenges
Are you facing challenges in the seamless transition from prototyping to mass production of seat leg parts in manufacturing?

In the automotive industry, manufacturers must balance lightweight design, high strength, cost reduction, and short lead times, which often have conflicting requirements.

Additionally, interference checks with surrounding seat components and assembly feasibility validation require precise adjustments. The quality of the prototype phase directly affects mass production efficiency.

► Our Approach to Solutions
With over 50 years of expertise in prototype development, we provide optimal solutions tailored to our customers' needs.

Our Strengths in Seat Leg Component Production:
✔ Proposals from the design stage using 3D CAD
✔ Preliminary validation with press forming simulation
✔ Comprehensive support from material selection to processing methods
✔ Ultra-short lead times enabled by 24-hour operations

We offer the following specialized services for seat leg parts:
✔ Material: SPH, STKM, and other optimal materials based on application needs
✔ Processing: Single-unit press processing and pipe processing
✔ Assembly: Integrated welding assembly and surface treatment

► Technical Features
【Equipment Capabilities】
✔ 1,200-ton large press machines for high-precision processing
✔ 3D laser processing machines for complex shapes
✔ Robotic welding systems for high-quality joining
✔ 3D measuring machines for precise quality control

【Manufacturing Process Strengths】
1. Design Support
Equipped with CATIA and multiple 3D CAD systems
Conducts interference checks with surrounding seat components
Offers design proposals optimized for assembly feasibility
2. Prototype Manufacturing
Short lead times utilizing state-of-the-art manufacturing equipment
High-precision processing by skilled technicians
Quality stabilization using custom jigs
3. Small-Lot Production
Flexible support for small-lot production after prototyping
ISO9001-certified quality control system
► Proven Benefits
Our clients have experienced the following improvements:
✔ 30% reduction in development time
✔ 25% reduction in prototyping costs
✔ Streamlined transition to mass production
✔ Significant reduction in quality defects

★ Success Story
We were looking for a manufacturing partner that could handle everything from prototyping to small-lot production of seat leg components. By working with your company, we achieved faster development and stabilized quality.
— Major Automotive Parts Manufacturer

► Delivering Even Greater Value
For a detailed technical guide, download our free materials here:
🔗 Download Technical Documents
https://ja.nc-net.or.jp/company/22325/dl/catalog/207206
For technical consultations and quotations, please use the form below:
🔗 Inquiry Form
https://ja.nc-net.or.jp/company/22325/inquiry/

【Company Information】
Timec Co., Ltd.
📍 197-1 Nishikoori, Soja City, Okayama, 719-1164, Japan
📞 TEL: 0866-93-1269
📠 FAX: 0866-93-2540
🌐 Website: https://timec.co.jp/

🔗 Related URL: https://timec.co.jp/

Functional Components Supporting Automotive Safety Performance: Prototype Sheet Metal for Inflator Brackets

[Current State of Safety Components in the Automotive Industry]
In recent years, with the advancement of automotive safety performance, the placement of airbag systems has become increasingly diverse. Among these, inflator brackets have gained attention as critical functional components that reliably support the deployment force of airbags. These parts are designed to install tanks in small spaces, requiring precise design and manufacturing to deliver maximum performance within limited areas.

[Technical Challenges in Inflator Bracket Manufacturing]
When manufacturing primarily with mild steel sheets, the following technical challenges arise:

Strength design to withstand the impact of airbag deployment
Achieving optimal shapes within limited spaces
Controlling thermal deformation during welding
Ensuring quality stability during mass production
Achieving fine dimensional accuracy

[Solutions in Prototype Development]
► Problem Solving with Advanced Design Systems
Accurate representation of complex shapes using 3D design with CATIA
Pre-verification of issues through press forming simulation with JSTAMP/NV
Reducing rework by optimizing designs at the development stage
► Quality Assurance with High-Precision Processing Technology
Press forming using high-quality molds
Precision machining with 3D 5-axis laser cutting machines
Welding and assembly with diverse welding equipment
Fine adjustments achieved through skilled craftsmanship
► Establishment of Quality Assurance Systems
Full inspection using coordinate measuring machines (CMMs)
Operation of a quality management system based on ISO 9001
Ensuring reliability through non-destructive testing of welded joints

[Implementation Results and Achievements]

✔ Tangible Benefits Experienced by Customers
1. Reduced Development Time
Shorter lead times from design to production
Improved development efficiency through early issue detection
2. Stabilized Quality
Achieved defect rates of less than 0.1%
High-precision machining with dimensional accuracy of ±0.2mm
Minimized post-welding deformation
3. Cost Optimization
Cost reduction proposals during the design phase
Competitive pricing through efficient production systems
Reduced additional costs by minimizing rework

[Future Outlook and Technological Development]
With the electrification and lightweighting of automobiles, new demands are emerging for inflator brackets. To meet the high-performance requirements and diverse placement of airbags, our company is advancing further technological innovations through the following initiatives:
Enhanced compatibility with high-strength materials
Introduction of automation technologies
Utilization of digital twins

[Inquiries and Request for Materials]
We have prepared more detailed technical materials.

★ Download materials here
https://ja.nc-net.jp/company/22325/dl/catalog/207206
For technical consultations, feel free to contact us:
https://ja.nc-net.jp/company/22325/inquiry/

[Company Overview]
Timec Co., Ltd.
Address: 197-1 Nishigori, Soja City, Okayama Prefecture 719-1164, Japan
TEL: 0866-93-1269
FAX: 0866-93-2540
Corporate Website: https://timec.co.jp/

WARISAKI -the World’s first technology- press processing to split metal

This is a promotion video shows our news technology WARISAKI.
We acquired domestic patent and applied for Taiwan Patent.

How would you use this technology?

WARISAKI technology (Brass)

We have succeeded in splitting a plate of brass.

[WARISAKI] T-shape brackets

We produce T-shape bracket only by Press processes.

meterials available: Copper, Aluminum, Steel, Brass.

** the reference photo is Steel and Brass.

[WARISAKI] SUS304 Punching metal

We succeeded in splitting Stainless steel (punching metal) by WARISAKI press work.

Integrated press processing product of complicated 3D shapes by WARISAKI (split processing technology)

This is the world’s first technology to succeed manufacturing the product from splitting technology (Patent No. 5165806, International and Taiwan patent pending) to Heming processing in the progressive die. It achieved the shortening of the lead time and reducing the cost from the conventional construction method.

Materials: Steel, Aluminum, Copper
It has various uses
      ・Complex 3D shapes by splitting and hemming
      ・Jointing dissimilar metals
      ・T-shape brackets

The Splitting technologies of the titanium and the stainless steel are now on trial.

Integrated press processing product of complicated 3D shapes by WARISAKI (split processing technology)

We utilized splitting (Warisaki) processing technology and succeeded to manufacture integrated cast processing products of complicated 3D shapes by the metal press.

・Shifting from previously manufacturing by welding and forging to now process by products by the metal press enabled us to
1) Reduce cost (maximum of 75%)
2) Shorten the lead time (by one quarter)
3) Greatly improve the quality stability due to no connection such as the welding construction method

ONLY ONE Processing Technology (Outer Perimeter Warizaki)

ONLY ONE Processing Technology [Outer Perimeter Split Method]
Forms a three-dimensional shape from an electric resistance welded tube.

Contract Manufacturing

Shinshu Yoshino Electric specializes in in-house production of metal press and injection molding dies, providing a seamless process from prototyping to mass production.

We have accumulated extensive expertise by working with a wide range of companies, addressing various manufacturing challenges.

With our contract manufacturing services, we offer solutions based on our accumulated processing know-how to help resolve your concerns.

Feel free to contact us for a consultation.

Machining – 5-Axis Machining Center

We specialize in mirror-finish machining of iron and steel using a 5-axis machining center. Our primary focus is mold component manufacturing.

Specifications:
Size: MAX 220mm × 220mm × 100mm
Production Volume: 1–10 units/day
Production Lead Time: 1–2 months
Additionally, we manufacture machined components for industries such as office automation (OA) equipment.

For machining services, please contact Shinshu Yoshino Electric.

CFRTP Molding

Introducing the CARAD STAKE, a carbon fiber-reinforced plastic peg that achieves ultra-lightweight and high strength.

We are pleased to announce that general sales have begun. We would be delighted if you take this opportunity to try the CARAD STAKE. Please refer to the links below for purchase details.

1. Gulliver Online Shopping (Rakuten Store)
https://item.rakuten.co.jp/glv/crd-00000-jp/
2. Shinshu Yoshino Electric Official Website Shop (STORES)
https://sincere-tee.stores.jp/

This product is made using our unique Direct Fiber Injection Molding Method for CFRTP (Carbon Fiber Reinforced Thermoplastic) molding.

Material Composition:
The primary material is PA-based GF-reinforced material, with additional carbon fiber (CF) for further enhancement.
(CF can also be added to materials other than PA-based plastics.)
Compared to general long fiber pellets (LFP), our molding process ensures longer fiber retention within the molded product, resulting in a higher aspect ratio and increased strength.

Additionally, in-house compounding allows us to offer cost reduction proposals.

Product Details:
Size: 20mm × 15mm × 150mm
Production Volume: 1,000 units/day
Production Lead Time: 1.5–2.5 months
We also manufacture a variety of products for industries such as office automation (OA) equipment.

For insert molding and press processing, please contact Shinshu Yoshino Electric.

Insert Molding – Automotive (PBT, PPS)

We specialize in electronic device components for the automotive industry.

Our insert molding process utilizes materials such as PBT (Polybutylene Terephthalate) and PPS (Polyphenylene Sulfide).

Production Process:
Resin & press mold design & manufacturing
Press component processing
Insert molding
Product Specifications:
Size: 30mm × 40mm × 20mm
Production Volume: 5,000 units/day
Production Lead Time: 1.5–2.0 months
Additionally, we manufacture a wide range of products for industries such as office automation (OA) equipment.

For insert molding and press processing services, please contact Shinshu Yoshino Electric.

Automotive parts

We have a track record in the design and manufacturing of automotive parts.

Truck parts

We have experience in the design and manufacturing of truck parts.

Come to us for light, small, narrow and difficult leaf springs, from testing to mass production!

High-precision and complex-shape processing of spring materials (SUS304, SUS631, beryllium, phosphor bronze, etc.)
We offer a comprehensive service, from considering shapes with 3-D diagrams to examining and proposing materials,
plate thickness and various processing methods, followed by testing, evaluation, progressive mold manufacturing and mass production.
We provide 100% support to speed up development for our customers.

Deep Drawing & Piercing Process – SUS

A stainless steel part manufactured using deep drawing method.

The deep drawing process is performed using a transfer press, followed by a single-stage process to create 33 piercing holes.

Approximate dimensions:

Outer diameter: φ16mm
Total length: 54mm
Hole sizes: φ2mm × 31 holes, φ3mm × 2 holes

Transfer Press

A 30-ton transfer press used for multi-stage deep drawing of stainless steel.

Nisshin Sine Bar Chuck (Built-in Sine Bar Tiltable Chuck)

The Nisshin Sine Bar Chuck is a long-selling, best-selling tiltable chuck with a built-in sine bar, with nearly 30,000 units shipped to date.

Developed by our company—a precision press die manufacturer with over 60 years of history—this in-house product was originally created to dramatically streamline our own grinding process. We now offer it for sale to other metalworking and press processing companies.

We recommend using it in combination with small surface grinders from manufacturers such as Okamoto Machine Tool, Giken, Mitsui High-tec, Kuroda Seiko, and NIKKO.

For over 40 years since its release, each unit has been carefully handcrafted by skilled artisans using traditional methods. While this results in a higher price compared to competing products, it offers distinct advantages over later-developed similar sine bar chucks:

Precision and Durability:
The chuck uses a disc brake-like mechanism to secure the半月板 (half-moon plate) fixed to the spindle, ensuring a light clamping feel and precise spindle stopping. There is no loss of accuracy due to aging.
Enhanced Heat Dissipation
Unlike competing products that use simple resin-based fixes for the electromagnetic chuck electrodes, we use traditional soldering, which allows faster heat dissipation during machining.

Thanks to these overwhelming strengths, the Nisshin Sine Bar Chuck has earned a dedicated fan base among professionals who demand the highest precision and reliability.

Nissin High-Pecision Rotary Electro-magnetic Chuck for Forming grinders and Surface grinders

For customers struggling with convex/concave round workpieces or micron-level precision grinding, the Nisshin Rotary Chuck is the ultimate solution. This high-precision rotating electromagnetic chuck is designed to enhance grinding efficiency and accuracy.

Developed by our company—a precision press die manufacturer with over 60 years of history—this in-house product was originally created to dramatically streamline our own grinding process. Now, we offer it for sale to fellow metalworking and press processing companies.

Simple & Efficient Add-On
Attaches and detaches easily onto the chuck surface of your existing sine bar chuck or tiltable chuck in small profile grinders or surface grinders.
Perfect for low-volume, high-mix grinding operations, providing flexibility and efficiency.
Proven Applications
Silicon wafer sub-micron grinding
Reduced grinding time for ultra-hard components

The Nisshin Rotary Chuck is a game-changer for precision grinding, helping manufacturers achieve higher accuracy and efficiency with minimal setup effort.

VA Proposals Through Press Processing

We offer VA (Value Analysis) proposals to significantly reduce costs by integrating pin forming within progressive press molds and converting conventionally machined components into press-processed parts.

If it involves progressive deep drawing, we are ready to meet your needs.

Precision Deep Drawing Press Processing

With over 60 years of experience, our company—once recognized as one of the three major players in this field—has built its core business around precision progressive deep drawing molds, leveraging decades of expertise.

We offer a vertically integrated solution through Nisshin Seiki and its group companies, addressing various challenges faced by our customers with:

1. Micron-level precision machining of mold components using the latest NC machine tools
2. Design, development, and manufacturing of progressive and deep drawing precision press molds
3. Press stamping services at our two domestic factories and four overseas facilities
Our comprehensive in-house capabilities ensure high precision, efficiency, and reliability in precision deep drawing press processing.

High Durability Stainless Steel Snap Pins for Industrial Equipment

Stainless steel snap pins are widely used components in industrial equipment, known for their high durability and ease of use.

[Product Specifications]
• Materials: Compatible with SUS304, SUS316, SUS631, and other stainless steel grades
• Wire diameter range: 0.1mm to 5mm
• Corrosion resistance: Approximately 100 times more resistant than standard iron products
• Durability: Engineered for repeated use
• Feature: Easy installation and removal

[Applications]
• Automotive - Door hinges, seatbelt mechanisms
• Construction - Scaffolding fasteners, temporary structure joints
• Agriculture - Harvester part fixation, irrigation system connections
• Industrial - Conveyor belt linkages, control panel cover fasteners
• DIY - Furniture assembly, gardening tool connections

[Manufacturing Technology]
• Precise die design to mitigate springback effects
• Scheduled die maintenance program
• Strict quality control processes based on ISO 9001 standards

We specialize in precision processing of wire and strip materials, accommodating diameters from 0.1 to 5mm. Our NC-controlled manufacturing enables complex shape production.
For inquiries or custom orders, please don't hesitate to contact us.


[Company Information]
Nippon Forming Co., Ltd.
Headquarter & Main Factory: 1-23-2 Kanamachi, Katsushika-ku, Tokyo
Tsukuba Factory: 2924 Ujikai, Ishioka-shi, Ibaraki
https://www.forming.jp/eng/

Riveting of 4 Different Parts in a Progressive Die

This product involves riveting four differently shaped parts within a progressive die. By performing the crimping inside the press, the process can be simplified.

Forged Aluminum Base Plate

This is a processed product formed using a forging press die from sheet material.
It is manufactured using a press method with a die.

Specifications:
① Material: A1050
Base plate thickness: t1.2
Application: Automotive sensor
Dimensions: 60mm × 32mm
Tolerance: Flatness ±0.1μm, Punching tolerance ±0.1μm
② Material: A1050
Base plate thickness: t2.0
Application: Automotive sensor
Dimensions: 42mm × 30mm
Tolerance: Flatness ±0.1μm, Punching tolerance ±0.1μm
Both sides full R0.5

Forged Copper Product (Automotive)

This is a forged product formed through multiple press processes from sheet material, designed with a thin outer wall and a raised center.
It is manufactured using a press method with a die.

Material: C1100
Base plate thickness: t1.6
Application: EV headlight
Dimensions: 9mm × 9mm × 4mm
Tolerances:
Flatness: ±0.01μm
Outer wall tolerance: ±0.01μm
Burr: ±0.01μm

Forged Press-Formed Sheet Metal Component

This product is formed from sheet material with protrusions and recesses on both sides, requiring high dimensional accuracy.
It is manufactured using a press method with a die.

Material: SPCC
Base plate thickness: t3.2
Application: EV compressor
Dimensions: 80mm × 30mm × 3mm
Tolerances:
Flatness: ±0.07μm
Round hole circularity: φ0.15μm
Contour accuracy: ±0.4μm
Positional accuracy: φ0.1μm

Drawing and molding technology (shaving applied)

By applying our company's shaving technology to drawing, we've achieved the creation of 2-mm plane surfaces from drawn edges.
View our company website.

The round shaped metal fittings applied Splitting (Warisaki) processing technology

We provide a round-tip product by applying splitting (Warisaki) processing technology.

・To change the material shape from flat metal to round metal!
・To put the round shaped part to the flat metal directly!

We can cope with a specially ordered product if the diameter of the round shape is within the dimension which can be put on the press.
We constantly handle with the extending of the materials.

Solid Projection Forming Method [Turm Method]

A solid projection was formed on a 1.5mm thick plate in a single press process.
A proprietary technology following Warizaki (Japanese patent obtained).
Method Name: [Turm Method] ★ Turm means tower in German ★

ONLY ONE Processing Technology [Warizaki]

[Warizaki] Method
A single piece is formed from a plate (no welding, seamless structure).

[Outer Perimeter Warizaki] Method

The plate is drawn, and the drawn edge is split along the outer perimeter, forming a three-dimensional integrally molded piece.

ONLY ONE Processing Technology (Outer Perimeter Warizaki)

ONLY ONE Processing Technology [Outer Perimeter Warizaki Method]
Draws a plate, then splits the drawn edge along the outer perimeter to achieve a three-dimensional shape.

500t Transfer Parts

6 Processes
SPM (Strokes Per Minute): Up to 17

500-ton Progressive Press

Thickness compatibility: 1.0 to 4.0 mm
Material: Up to SPH590
SPM (Strokes Per Minute): 30 to 40

45-300t Single-Stroke Press Parts

80t × 5 Continuous THL Line
150t × 5 Continuous RY Line

300t Progressive Press

Material ~ SPH590
SPM (Strokes Per Minute): 30 to 40
Plate Thickness: 0.55 to 3.2 mm

Outboard Motors, Agricultural Machinery, Construction, and Environment

We have experience in the design and manufacturing of outboard motors (brazing), agricultural machinery (various frames and operational mechanism development), and construction materials.

Motorcycle parts

We have experience in the design and manufacturing of motorcycle parts.

Come to us for fine, thin, small, narrow and complex plate springs when you have no time to spare between testing and mass production!

Use our ability to make proposals, procure materials and cope with quick delivery when you have no time to spare between testing and mass production! In particular, leave fine, narrow, small, thin and complex leaf springs to us. Example: thin: 0.03, small: rice grain size, narrow: diameter 0.5.

SUS304CSP-1/2H Complex-Shaped Parts with Multi-Process Progressive Stamping

A progressive die with a total of 25 processes, die length of 700mm, and a 150-ton press machine.

Material: SUS304CSP-1/2H (spring steel)
Thickness: t0.3mm
Processing elements included: Blanking, punching (round, square), right-angle bending, hemming, drawing, etc.
The more bending points there are, the exponentially more difficult it becomes to maintain overall precision.
We specialize in precision-demanding stamped parts with a high number of processes, from prototyping to mass production.

For more examples of complex-shaped products, click here:
https://www.kyowa-hearts.com/press/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■TEL:045-593-6116 FAX:045-593-6121
■Official website: https://www.kyowa-hearts.com

C5191 t0.15 Leaf spring with - Circularity 0.03

Material: Phosphor Bronze C5210R-1/2H, t0.15mm
Outer Diameter: φ2.3mm
Circularity: 0.03mm
At the customer's request, we designed a shape that secures the part inside the hole of the mating component.

For more examples of leaf spring products, click here:
https://www.kyowa-hearts.com/spling/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

Leaf Spring with Two Contact Points (Micro & Complex Bending)

Material: SUS304CSP
Thickness: t0.15mm
Processing Method: Press processing using progressive dies

It is possible to incorporate various processing elements into a small shape.
This product is a leaf spring with two contact points in different directions within a compact space.

When considering parts for weight reduction, multifunctionality, etc., please provide details regarding space constraints and required functions. We can consider the shape and make proposals.

For more examples of leaf spring products, click here:
https://www.kyowa-hearts.com/spling/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

SUS304CSP-H Low-Load Leaf Spring (t=50μm)

【Product Specifications】
Thickness: 0.05mm
Material: Stainless Steel
Max Width: 2mm
Total Length: 3.6mm
Height: 0.7mm
Processing Method: Press processing using progressive dies
This is a low-load leaf spring designed to minimize applied force.

The die clearance is 2μm, which requires manual fine adjustments beyond the precision of machining tools.

Maintaining quality with minimal burrs is the key to press processing.

For more examples of leaf spring products, click here:
https://www.kyowa-hearts.com/spling/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

Leaf Spring – Concentricity & Coaxiality Within 0.03, Complex Shape

【Product Specifications】
Material: Phosphor Bronze
Thickness: 0.2
Shape:
φ1.9 (1 location)
φ3.7 (3 locations)
Total Length: 14
Application: Antenna Element
Precision in Concentricity & Coaxiality! Complex-Shaped Antenna Element
We successfully achieved concentricity and coaxiality within 0.03 for four interconnected circles of varying diameters, despite their unstable connections.

For more examples of leaf spring products, click here:
https://www.kyowa-hearts.com/spling/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

Leaf Spring for Socket Contact - Small-Diameter Curling Processing

【Product Specifications】
Product Name: Leaf Spring for Socket Contact
Material: C5210R-H (Phosphor Bronze)
Thickness: t0.1
Total Length: 4
Inner Diameter:
Both Outer Sides: φ1.3mm
Center Section: φ0.8mm
Slit Dimensions: Width 0.3 × 6 slots
Roundness Accuracy: Within 0.05
Processing Method: Progressive Curling Processing

Key Explanation
Curling processing refers to the technique of rolling a flat sheet into a cylindrical shape.
The product shown in the image is a tsuzumi (drum) shape, where the center diameter in the length direction is larger than the diameters at both ends. Additionally, it is also possible to process a tawara (barrel) shape, which has a similar structure.

We can handle various spring materials, including phosphor bronze, beryllium copper, and stainless steel (SUS).

We have also successfully developed even smaller-sized components.

For more examples of leaf spring products, click here:
https://www.kyowa-hearts.com/spling/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

C2680R-1/2H Small-Diameter Deep Drawing (Progressive Processing)

【Product Specifications】
Material: Brass C2680R-1/2H
Thickness: 0.64mm
Height: 4.5mm
Drawn Outer Diameter: φ4.6mm
Necked Section:
Outer Diameter: φ1.6mm
Inner Diameter: φ0.7mm
Processing Method: Progressive Deep Drawing
Key Explanation
Deep drawing is a forming process where pressure is applied to a sheet material to create a seamless, three-dimensional shape. This method is ideal for applications requiring airtightness and high strength.

Creating a necked section in the middle of the product presents a high level of difficulty.

Progressive deep drawing is well-suited for small, high-precision products. However, successful execution relies on experience and know-how that cannot be fully quantified.

For more examples of deep-drawn products, click here:
https://www.kyowa-hearts.com/sibori/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

C1720R-H Sliding Spring (Cylindrical Shape)

Our company specializes in manufacturing components using micro-slit processing, micro-curling processing, and complex bending processing techniques. We have extensive experience in producing contacts and leaf springs for devices such as mobile phones, computers, and connectors.

Specifications
Material: C1720R-H
Thickness: t0.15mm
Inner Diameter of Both Narrow Ends: φ0.75±0.02mm
Outer Diameter of the Center (Wider Section): φ1.5±0.025mm
Total Length: 5.9±0.05mm

*Additionally, our champion data is:
Material: C5210
Thickness: t0.05mm
Rolled Inner Diameter: φ0.3mm

For more examples of leaf spring products, click here:
https://www.kyowa-hearts.com/spling/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

C2680R-1/2H t0.2 φ1.2 Deep Drawing Process

Material / Thickness:
Material: C2680R-1/2H
Thickness: 0.2mm
Processing Details / Precision:
Drawn Section: Outer diameter φ1.2, Height 3mm
Curling Section: Outer diameter φ7mm

Key Points in Progressive Die Manufacturing:
Ensuring that the φ1.2, Height 3mm narrow-drawn section is processed without tearing.
Designing the curling process to achieve roundness without using a core metal.

Key Points in Press Processing:
Proper handling of scrap from piercing the tip of the drawn section.

For more examples of deep drawing processing, click here:
https://www.kyowa-hearts.com/sibori/

☆ Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

☆ Equipment Information
https://www.kyowa-hearts.com/setsubi/

☆ Contact & Process from Prototyping to Mass Production
https://www.kyowa-hearts.com/flow/

<Contact Information>
Kyowa Hearts Co., Ltd. – Rumi Sakamoto
■ Address: 1-5-1 Takata-Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
■ TEL: 045-593-6116 FAX: 045-593-6121
■ Official Website: https://www.kyowa-hearts.com

C1720R-HM Small-Diameter Curling Processing (Progressive Stamping, Continuous Winding)

Material: Beryllium Copper C1720R-HM
Sheet Thickness: 0.15 mm
Curling Outer Diameter: φ1.1 mm
Post-Press Processing: Gold Hoop Plating
The product is the round component in the center of the image. The lower three-fifths of the vertical section is shaped into four blades, with their tips evenly and tightly pressed together.

To ensure the four blade tips are securely in contact, various techniques are applied, such as surface pressing around the blades and shaping them into a perfect circular form. The biggest challenge in the curling process is preventing twisting and eccentricity, as the connecting section to the carrier is only 0.3 mm wide and the pre-curling developed length is just 3 mm.

If you are facing difficulties with precision curling processing, please feel free to contact us.

Other Examples of Leaf Spring Products
https://www.kyowa-hearts.com/spling/

Frequently Asked Questions
https://www.kyowa-hearts.com/faq/

Equipment Information
https://www.kyowa-hearts.com/setsubi/

From Inquiry to Prototyping & Mass Production
https://www.kyowa-hearts.com/flow/

Contact Information
Kyowa Hearts Co., Ltd. – Rumi Sakamoto

Address: 1-5-1 Takata Nishi, Kohoku-ku, Yokohama, Kanagawa, Japan
TEL: 045-593-6116
FAX: 045-593-6121
Official Website: https://www.kyowa-hearts.com

Multi-Stage Drawing

A component produced through multi-stage drawing using a transfer press.

Approximate dimensions: φ8mm - φ12mm - φ22mm, height 17mm.

Transfer Press

A 20-ton transfer press for small parts.

Transfer Press

We operate an 80-ton transfer press and produce 500,000 cosmetic exterior parts per month.

Reflex Reflector Molding & Molds

The production of reflex reflectors—especially for photoelectric switch sensors and bicycles—requires advanced design, machining, and assembly techniques. Only a select few companies worldwide possess the expertise to manufacture such precision molds.

Since 1958, when we successfully developed reflector molds using our proprietary technology, we have been supplying molds, standard electroformed products, and molded components to major brand companies both domestically and internationally.

Complex Shaped Wire Springs | Wire Bending and Punching Processing

Wire springs are essential components for energy storage and vibration absorption in machinery, widely used in applications ranging from automotive to medical devices.

[Features]
• Versatile material compatibility: Stainless steels including SWC, 60C, and SUS304
• Advanced processing techniques: Bending and punching of wire and shaped materials
• Broad application range: From precision instrument parts to everyday items
• Flexible production: Capable of small-lot production for various product types

[Applications]
• Automotive parts
• Medical devices
• Electronic device terminals
• Industrial and agricultural machinery
• Precision instrument components

[Nippon Forming's Strengths]
• Micro-processing technology
• Expertise in complex shape manufacturing
• Comprehensive quality control


We specialize in manufacturing wire springs tailored to our customers' specific requirements. Our production process ensures consistent quality control from material selection through to final production.

We also specialize in precision processing of wire and strip materials, accommodating diameters from 0.1 to 5mm. Our NC-controlled manufacturing enables complex shape production.
For inquiries regarding wire springs or custom orders, please don't hesitate to contact us.


[Company Information]
Nippon Forming Co., Ltd.
Headquarter & Main Factory: 1-23-2 Kanamachi, Katsushika-ku, Tokyo
Tsukuba Factory: 2924 Ujikai, Ishioka-shi, Ibaraki
https://www.forming.jp/eng/

Precision Processing of Plate Springs, Wire Springs, and Metal Bending/Punching

Nippon Forming specializes in metal bending processing.
We perform high-precision processing for plate springs, wire springs, and metal fittings.

[Features]
• Adaptability to diverse shapes and materials
• Technical capability to meet complex requirements
• Precise bending and punching processing
• Capabilities from small-lot to mass production

[Main Products]
• Contact terminals
• Stoppers
• Various metal fittings

[Applications]
• Precision electronic devices
• Automotive parts
• Industrial equipment
• Communication devices
• Medical equipment

[Processing Technology]
• Bending process considering material characteristics
• Combination with punching process
• Compatibility with various materials (stainless steel, brass, shaped materials, etc.)

[Nippon Forming's Strengths]
• Product supply to a wide range of fields
• Consistent support from prototyping to mass production
• Continuous technological improvement


For inquiries about metal processing, please contact us. We manufacture high-quality products, accommodating complex shapes and special materials.

We are a specialized manufacturer of precision-processed wire and strip materials.
We work with various materials ranging from 0.1 to 5mm. Complex shapes are achievable through NC control.


[Company Information]
Nippon Forming Co., Ltd.
Headquarter & Main Factory: 1-23-2 Kanamachi, Katsushika-ku, Tokyo
Tsukuba Factory: 2924 Ujikai, Ishioka-shi, Ibaraki
https://www.forming.jp/eng/

High-Precision Processing of Complex Shapes Using Multi-Forming Machines

Nippon Forming specializes in producing high-precision parts with complex shapes using multi-forming machines.

[Features]
• Capability to handle complex shapes
• Precision processing of materials with springback
• Flexible production from small to large quantities

[Product Overview]
• Automatic bending and forming of metal wire and sheet materials
• Support from prototyping to mass production

[Applications]
• Lighting fixture components
• UV equipment components
• Automotive parts
• Agricultural equipment parts
• Power system components
• Power distribution equipment parts

[Processing Materials]
• Nickel-plated hard steel wire
• Stainless steel wire for springs
• Various iron wires (ordinary, annealed, water-drawn, nickel-plated)
• Nickel silver, Inconel, Kovar wire
• SUS316 and others

[Nippon Forming's Strengths]
• Multi-product small-lot production
• Integrated service from material selection to finishing
• Design considering springback


Nippon Forming meets the processing needs for complex shapes and special materials, providing high-precision and durable products. We flexibly accommodate from small lots to mass production, so please feel free to contact us.

Nippon Forming is a specialized manufacturer of precision-processed wire and strip materials.
We work with various materials ranging from 0.1 to 5mm in diameter. Complex shapes are achievable through NC control.


[Company Information]
Nippon Forming Co., Ltd.
Headquarter & Main Factory: 1-23-2 Kanamachi, Katsushika-ku, Tokyo
Tsukuba Factory: 2924 Ujikai, Ishioka-shi, Ibaraki
https://www.forming.jp/eng/

Electronic Component Connector Terminal Pin

By crimping the pins using a progressive die, it becomes possible to minimize the use of expensive materials.

Processing Metal Materials with Progressive Pressing

This component is a spring for a spacer.

Component size: 4mm
Plate thickness: 0.2mm
Processing method: Stainless steel is processed using a 45-ton press.

ONLY ONE Processing Technology (Warizaki)

[Outer Perimeter Warizaki] Method
A three-dimensional integrally molded piece is formed from a single plate.

ONLY ONE Processing Technology (Turm)

Achieves solid projections on both sides of a thin plate (photo held by hand) in a single press operation.

ONLY ONE Processing Technology (Turm) – Rectangular Column

ONLY ONE Processing Technology [Turm Method]
Achieves solid rectangular column projections on a thin plate in a single process.

ONLY ONE Processing Technology (Warizaki)

ONLY ONE Processing Technology [Split Method]
Splits a plate into three parts.

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