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How to Choose Servo Straight Side Four Points Press?

Author: Geoff

Jul. 21, 2025

17 0 0

What Is a Straight Side Press? - Stamtec - Blog - Stamtec

A straight side press is a critical piece of equipment used in the manufacturing and metal stamping industries. It's characterized by a sturdy, vertical frame that effectively resists deflection under load. This makes a mechanical straight sided press ideal for operations requiring high tonnage and exacting standards.
 
Whether you're deeply embedded in the engineering field or just beginning to navigate the complexities of manufacturing, this comprehensive overview promises to provide a thorough understanding of mechanical straight side presses, highlighting their benefits, uses and why
they could be the ideal choice for advancing your manufacturing capabilities.

Goto S-T Intelligence to know more.

How Mechanical Straight Side Presses Work

A mechanical straight side press is a stamping press with a solid, straight-sided frame. Unlike gap frame presses with an open front, straight side presses feature a closed structure that enhances rigidity and reduces deflection. This design is particularly beneficial in high-tonnage
operations, ensuring consistent accuracy and repeatability.

Key Components

Several key components make up the structure and functionality of a mechanical straight side press:

  • Frame: The frame is the backbone of the press, providing the necessary support and rigidity. Its straight sides ensure the press can withstand high forces without bending or distorting.
  • Ram: The ram is the moving part that exerts the pressing force on the workpiece. It moves vertically within the press frame, driven by mechanical components such as a crankshaft or toggle mechanism.
  • Bolster Plate: This is the working surface where the die is mounted. The bolster plate must be sturdy and precisely aligned to ensure accurate stamping operations.
  • Drive System: The drive system, often powered by an electric motor, provides the necessary motion to the ram. Mechanical straight side presses typically use a crankshaft or toggle mechanism to convert rotational motion into linear force.

Benefits

A straight side mechanical press offers several advantages that make it a valuable asset in manufacturing operations:

  • High Precision and Accuracy: The rigid frame of a straight side press minimizes deflection, ensuring precise and accurate stamping operations. This is crucial for industries requiring tight tolerances and high-quality outputs.
  • High Tonnage Capacity: A straight sided press handles high tonnage operations, making it suitable for heavy-duty stamping tasks. This capability allows manufacturers to work with thicker and tougher materials.
  • Enhanced Durability: The robust construction of these presses contributes to their long-term durability and reliability. They can withstand the rigors of continuous, high-pressure operations, reducing downtime and maintenance costs.

Applications

The versatility of straight side presses makes them suitable for various applications across multiple industries.

  • Automotive: Manufacturing components such as chassis parts, body panels, and engine components.
  • Aerospace: Producing high-precision parts for aircraft and spacecraft.
  • Appliance Manufacturing: Stamping components for household appliances like refrigerators, washing machines, and air conditioners.
  • Electronics: Creating precise metal parts for electronic devices and enclosures.

Why Choose a Straight Side Press From Stamtec?

Our straight side presses offer numerous advantages for manufacturers seeking to enhance their production capabilities. Their precision, durability, and high tonnage capacity make them ideal for demanding applications. Furthermore, the robust design minimizes downtime and
maintenance, ensuring a reliable and efficient operation.

Stamtec's four-point straight side presses exemplify these benefits. They're engineered to accommodate large-dimension dies, both horizontally and vertically. These presses can run progressive, or transfer dies and handle large, irregularly shaped, or deep-formed parts that need a transfer system to move the part through the die.

FAQs About Straight-Side Presses

Below, we've answered a few common questions about straight side presses. Please contact us if you need additional information.

How Does a Mechanical Straight-Side Press Differ From a Gap Frame Press?

The primary difference between a straight side press and a gap-frame press is the frame design. A straight side press has a closed frame, which provides greater rigidity and reduces deflection during high-tonnage operations. In contrast, a gap-frame press has an open front, which is less rigid and more prone to deflection under heavy loads.

What's the Difference Between a 1-Point, 2-Point, and 4-Point Straight Side Press?

A one-point straight side press has a single connection point and is suitable for lighter, less demanding tasks. Two-point presses have two connection points for better stability and higher tonnage capacity for medium- to heavy-duty tasks. The four-point press has four connection points for maximum stability and load distribution, which is ideal for high tonnage and complex tasks requiring utmost precision.

How Can I Learn More About Stamtec's Straight Side Presses?

Visit Stamtec's Mechanical Presses page to learn more about their straight side presses, including features, capabilities, and pricing. You can also contact Stamtec directly for more detailed information and assistance in selecting the right press for your needs.

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CTA: Stamtec Has the Best Straight Side Press for Your Business

When it comes to durability, precision, and efficiency, Stamtec's straight side presses stand out as the ideal choice for any manufacturing operation. Investing in our mechanical press means investing in a product of superior performance and reliability that keeps your operations moving right along.

STSP4 Type Servo Straight Side Four Points Press for Automotive ...

-Our Policy

Press Accuracy standard:

JIS Level 1 accuracy.

Acceptance Procedure:

1. Pre-acceptance at manufacture's site by two parties and before the shipment per Acceptance Form based on technical agreement.

2. Final Acceptance at customer's site by two parties per Acceptance Form based on technical agreement.

Press Installation:

1. The press manufacturer provides the foundation condition diagram of the press, and the user of the press entrusts a professional civil engineering unit to conduct geological survey and foundation design of the installation site based on the foundation condition diagram. The construction of the press foundation is carried out according to the construction drawings provided by the professional civil engineering company.

If you are looking for more details, kindly visit Servo Press and Automatic Stamping Line.

2. When the foundation of the press is completed and meets the installation requirements, the manufacturer of the pressure mechanism shall dispatch an installation instructor; Before installing the press, the user of the press should ensure that the water, electricity, and air required for installation and debugging are in place, and prepare cleaning oil, consumables, transmission lubricating oil, and other items required for installation and debugging.

3. In case of any changes or adjustments to other technical agreements or requirements that have not been fully covered, both parties shall jointly negotiate and determine in a friendly manner.

Technical Support & Training:

1. The manufacture will supply the 7x24 technical support and service to the customer.

2. The instruction manual for the press machine will be provided to the customer after installation and final acceptance.

3. The manufacture is responsible for providing equipment application knowledge and technical training to the buyer's relevant personnel.

-Deliveries

Delivery time will be following the clause form the Sales Contract between two parties.

Press will be shipped after Pre-acceptance at manufacture's site.

Confirmation of installation conditions:

1. Before the installation of the press, the manufacture shall confirm the "Essential Installation Conditions" with the customer in writing. The buyer shall confirm the conditions and sign and stamp before replying.

2. The manufacture shall prepare an installation work plan based on the buyer's installation conditions and status before the installation begins.

3. During the installation process, the customer shall provide the manufacture with the installation tools (including handling tools and lifting tools) as described in the "Essential Installation Conditions".

-Warranty information

1. The warranty period of press is 12 months from the end date of acceptance on customer's site.

2. During the warranty period, the manufacture shall provide spare parts and necessary maintenance guidance free of charge for any abnormal wear and tear of the press components, as well as damage caused by press failures (not operational errors).

3. If the press is damaged due to operational errors or other human factors during the warranty period, the manufacture may negotiate with the customer to collect relevant fees according to the situation.

4. After the warranty period expires, the timeliness of service is the same as within the warranty period. The manufacture is responsible for assisting customer in equipment maintenance (only charging reasonable fees).

5. The manufacture provides lifelong maintenance services and the best priced supply of spare parts for the press equipment.

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