Exapro is your premier marketplace for high-quality used industrial machinery. We present our selection of knuckle-joint stamping presses under the Metal Presses / Forging category. These machines are professionally maintained, offering an excellent blend of precision, durability, and value.

Our knuckle-joint stamping presses excel in delivering high force at the bottom of the stroke, making them ideal for precise, heavy-duty metal forming operations. They are perfect for industries such as automotive, aerospace, and appliance manufacturing, where intricate stamping, coining, and embossing processes are required.

Every knuckle-joint stamping press goes through a stringent vetting process, ensuring quality and performance. Our machinery is cost-effective, promising significant savings compared to new equipment without compromising efficiency. Renowned brands like Schuler, Aida, and Bliss are part of our selection, known for their reliability and advanced technology. Prices range between €50,000 and €500,000, catering to diverse budget scales.

For detailed information or to request a quote, reach out to our dedicated team, ready to assist you with your specific needs. At Exapro, we're all about facilitating your business growth through quality and affordability. Trust in Exapro for your industrial machinery needs and boost your productivity today.

Jiangsu Yangli JH21-125 Knuckle-joint stamping press

Year: 2008

Type Hydraulic
Table length 1100 mm
Motor power 11 kW
Power in tons 125 T
Table width 680 mm

Knuckle-joint press with 400-ton capacity KR8336

Year: 2021

Type Mechanical
Table length 500 mm
Ram stroke 130 mm
Power in tons 400 T
Table width 500 mm
Nbr of strokes/min 50

Knuckle-joint press with 630-ton capacity KR8338

Year: 2021

Type Mechanical
Table length 630 mm
Ram stroke 150 mm
Power in tons 630 T
Table width 630 mm
Nbr of strokes/min 40

BARNAUL KB 8338 Knuckle-joint stamping press

Year: 1989

Type Mechanical
Table length 630 mm
Ram stroke 150 mm
Power in tons 630 T
Table width 630 mm
Nbr of strokes/min 40

Knuckle joint press BARNAUL K 8338 630t

Year:

Type Mechanical
Table length 630 mm
Ram stroke 150 mm
Power in tons 630 T
Table width 630 mm
Nbr of strokes/min 41

KIESERLING & ALBRECHT KKPRF 630/900/260 Knuckle-joint stamping press

Year: 1979

Type Mechanical
Table length 900 mm
Ram stroke 260 mm
Power in tons 900 T
Table width 900 mm
Nbr of strokes/min 35

Knuckle-joint press with 250-ton capacity KR8334

Year: 2021

Type Mechanical
Table length 400 mm
Ram stroke 120 mm
Power in tons 250 T
Table width 400 mm
Nbr of strokes/min 60

BARNAUL KB8336 Knuckle-joint stamping press

Year: 1985

Type Mechanical
Table length 500 mm
Ram stroke 130 mm
Power in tons 400 T
Table width 500 mm
Nbr of strokes/min 50

Knuckle-joint coining press KR8340 (1000 TONS)

Year: 2022

Type Mechanical
Table length 820 mm
Ram stroke 170 mm
Power in tons 1000 T
Table width 820 mm
Nbr of strokes/min 32

Knuckle-joint cold extrusion press with 250-ton capacity KP0034

Year: 2022

Type Mechanical
Table length 820 mm
Ram stroke 200 mm
Power in tons 250 T
Table width 820 mm
Nbr of strokes/min 40

Press K3037 force 500 tons

Year: ~ 2021

Type Mechanical
Table length 2500 mm
Ram stroke 250 mm
Power in tons 500 T
Table width 1400 mm
Nbr of strokes/min 32

Knuckle-joint press with 2500-ton capacity KR8344

Year: 2022

Type Mechanical
Table length 1250 mm
Ram stroke 190 mm
Power in tons 2500 T
Table width 1250 mm
Nbr of strokes/min 20

Knuckle joint press Kuzlitmash KB8336

Year: 1989

Type Mechanical
Power in tons 400 T

Gräbener GKS 180T Knuckle-joint stamping press

Year:

Type Mechanical
Table length 490 mm
Ram stroke 40 mm
Power in tons 180 T
Table width 440 mm
Nbr of strokes/min 45

Barnaul KB8340 1000Tn Knuckle-joint stamping press

Year: 1986

Type Mechanical
Table length 800 mm
Ram stroke 170 mm
Power in tons 1000 T
Table width 800 mm
Nbr of strokes/min 32

Grâbener GK360 Knuckle-joint stamping press

Year:

Type Mechanical
Table length 430 mm
Ram stroke 60 mm
Power in tons 360 T
Table width 525 mm
Nbr of strokes/min 60

Raskin 400 TG Knuckle-joint stamping press

Year:

Type Mechanical
Table length 430 mm
Ram stroke 70 mm
Power in tons 400 T
Table width 750 mm
Nbr of strokes/min 40

Barnaul KB8336 400Tn Knuckle-joint stamping press

Year:

Type Mechanical
Table length 500 mm
Ram stroke 130 mm
Power in tons 400 T
Table width 500 mm
Nbr of strokes/min 50

Used Gräbner GKMP 360 Knuckle-joint stamping press

Year: 1984

Functional toggle press GKMP 360 from Gräbner. It can be inspected as it is still connected for possible buyers.

SCHULER PKN1A - 260 t Knuckle-joint stamping press

Year: 2012

Power in tons 260 T
Table width 380 mm
Nbr of strokes/min 50
Table length 340 mm
Ram stroke 60 mm
Distance between columns 360 mm


Introduction to Knuckle-Joint Stamping Presses

Knuckle-joint stamping presses are specialized machines used in the metal forming and forging industries. These presses are designed to deliver high force at the bottom of the stroke, making them ideal for precision stamping and forming operations where high accuracy and superior surface finishes are required. They are commonly used in applications such as coin minting, watchmaking, and producing high-strength components in the automotive and aerospace industries.

Types of Knuckle-Joint Stamping Presses

  1. Single-Point Knuckle-Joint Presses

    • Purpose: Deliver force through a single point, suitable for smaller components and precise stamping operations.
    • Applications: Coin minting, small precision parts, and intricate components.
    • Key Features: High accuracy, excellent surface finish, and suitable for small to medium-sized workpieces.
  2. Double-Point Knuckle-Joint Presses

    • Purpose: Utilize two points of force application, providing better balance and stability.
    • Applications: Larger components and more complex stamping operations.
    • Key Features: Improved stability, higher capacity, and suitable for medium to large-sized workpieces.
  3. Triple-Point and Multi-Point Knuckle-Joint Presses

    • Purpose: Offer multiple points of force application for very large and complex components.
    • Applications: Heavy-duty industrial applications such as automotive body parts and large structural components.
    • Key Features: Maximum stability and capacity, suitable for the largest and most complex workpieces.

Key Features and Specifications

When selecting a knuckle-joint stamping press, several key features and specifications should be considered to ensure it meets production needs:

  • Force Capacity: The maximum force the press can deliver, typically measured in tons. Higher force capacities are necessary for thicker and stronger materials.

  • Stroke Length: The distance the ram travels during operation. Shorter stroke lengths are typical for precision applications.

  • Bed Size: The working area of the press, which should accommodate the size of the workpieces.

  • Accuracy and Precision: High precision is crucial for applications requiring detailed and intricate stamping.

  • Speed: The rate at which the press operates, typically measured in strokes per minute (SPM). Higher speeds can increase production rates.

  • Control Systems: Advanced control systems for precise operation, programmability, and integration with other production equipment.

  • Construction Material: High-quality, durable materials that can withstand the stresses of high-force operations.

Advantages of Using Knuckle-Joint Stamping Presses

Investing in high-quality knuckle-joint stamping presses offers numerous benefits:

  • High Precision and Accuracy: Ensures consistent quality and detailed work, essential for intricate components.

  • Superior Surface Finish: The design of knuckle-joint presses allows for smooth and high-quality surface finishes.

  • High Force at Bottom Dead Center: Delivers maximum force at the bottom of the stroke, ideal for forming operations that require high pressure.

  • Durability and Longevity: Built to withstand heavy use, ensuring long-term reliability and performance.

  • Versatility: Suitable for a wide range of applications, from small precision parts to large structural components.

Considerations When Buying a Knuckle-Joint Stamping Press

To select the right knuckle-joint stamping press for your needs, consider the following factors:

  • Application Requirements: Determine the specific tasks and materials to choose a press with suitable capacity and features.

  • Production Volume: Choose a press with suitable speed and throughput capabilities to match your production volume.

  • Precision Requirements: Match the machine’s precision capabilities with your quality standards.

  • Budget: Balance the initial investment with long-term operational costs, including maintenance and energy consumption.

  • Service and Support: Evaluate the availability of technical support, training programs, and maintenance services to ensure reliable operation.

  • Space and Installation: Consider the space available for installation and any specific requirements for ventilation or utilities.

Popular Brands and Pricing

Several reputable brands manufacture knuckle-joint stamping presses known for their reliability and performance. Here are a few notable ones:

  • Schuler Group: Renowned for high-quality stamping presses with advanced features. Prices typically range from $100,000 to over $1 million, depending on the model and specifications.

  • Aida Engineering: Offers a variety of knuckle-joint presses for different applications. Pricing generally ranges from $150,000 to $900,000.

  • Komatsu: Known for durable and efficient stamping presses. Prices generally fall between $200,000 and $1 million.

  • Nidec Minster: Provides high-precision presses suitable for various industrial applications. Pricing typically ranges from $250,000 to $1.2 million.

  • Stamtec: Specializes in robust and reliable stamping presses. Prices generally range from $120,000 to $800,000.

Conclusion

Knuckle-joint stamping presses are essential for high-precision and high-force applications in the metal forming and forging industries. With different types such as single-point, double-point, and multi-point presses, selecting the right equipment depends on specific production needs, material types, and budget. Key factors to consider include force capacity, stroke length, bed size, accuracy, speed, control systems, and construction material. Leading brands like Schuler Group, Aida Engineering, Komatsu, Nidec Minster, and Stamtec offer a range of high-quality presses to suit various applications and budgets. By carefully evaluating application requirements, production volume, precision needs, and budget, businesses can invest in the right knuckle-joint stamping press to enhance their manufacturing capabilities and ensure consistent, high-quality production.