Manual toggle presses

 

Features for Quality, Safety, and Ergonomics:

 

Operator Comfort and RSI Prevention

The inherent mechanical advantage of the toggle system significantly reduces the physical effort required by the operator. The lever rotates through a maximum of 90° to cover the full stroke, minimizing vibration and awkward postures, and actively helping to prevent Repetitive Strain Injuries (RSI) during intensive production shifts.

 

The most varied operations are carried out smoothly thanks to the power reserve of each model producing professional results even on long strokes.

Core Mechanical Features

• Ground and rotationally locked slide for absolute plunger alignment.
• Automatic spring return of the slide for faster cycle times.
• Quick and reliable free height adjustment.
• Precise bottom dead center adjustment via a micrometric mechanical stop; 100% cycle repeatability guaranteed.
• FGL 250 cast iron base and head for ultimate strength and rigidity.
• Maintenance-free and grease-free operation.

Other Features

• Predisposed for mounting on a workbench 
• Paint: 5015 Sky Blue base - RAL 7036 Platinum Grey head

 

 

Custom & Special Machines: Engineered to Your Specifications

 

The EMG's manual bench presses offers a wide choice of options and adaptations to meet the most diverse needs and requirements of each application, in industry as well as in the building trade.

 

• Adjustable headroom and stroke
• Quick and easy to set up
• Low investment

 

 As a proud part of the LONG group, EMG is not just a hardware supplier, we are your dedicated manufacturing partner. We understand that standard off-the-shelf solutions do not always meet complex production constraints, which is why we are fully committed to designing the special product required by your specific trade.

Leveraging our in-house design office and an advanced fleet of more than 40 machining centers, our engineers can devlop customised modifications or entirely custom products on request. Examples of our specialized capabilities include:

 

• Structural Modifications: Presses with an offset toggle system to increase the gooseneck depth and expand the worktable for oversized parts.
• Custom Tooling: Specific press heads engineered for specialized tasks; such as a tool designed to crimp 3 rivets simultaneously to hold a steel part within a stainless-steel support.

 

Visit our page dedicated to special machines
 

Warranty, Conformity, and Technical Support

 

Manufactured in France and ISO-9001 certified since 2000, every single product from the EMG manufactury is delivered with a comprehensive service manual, a CE certificate of conformity, and detailed technical drawings. Every press comes with a full one-year warranty covering parts, labor, and travel.

 

EMG, a manufacturer of manual knee presses, is always ready to listen to its customers, who are professionals in the fields of marking, cutting, riveting, etc.. Our teams are available to work with you on your projects.

 

We invite you to visit our dedicated technical and testing center, allowing you to physically test your specific processes and materials on our machines before placing your order.

 

 

The Toggle Press Mechanism: Exponential Mechanical Advantage

To select the correct industrial tool for your production line, it is essential to understand the specific kinematics of the toggle press mechanism. Unlike rack and pinion presses, which provide a linear, constant force throughout the entire travel of the ram, a manual toggle press utilizes a compound leverage system that functions much like a human knee joint, hence the French term "genouillère".

 

As the operator pulls the ergonomic handle, the primary and secondary levers pivot toward a vertical alignment. This motion creates a massive, exponential mechanical advantage. The plunger system produces relatively low force during the initial descent, but as the links approach a perfect 90° alignment (the bottom dead center) the system generates immense multiplied pressure. This design causes the machine to produce positive straight downward force precisely where material resistance is at its peak.

Toggle Press vs. Rack and Pinion Press:

 

The fundamental advantage of toggle presses category lies in their force end stroke profile. Because absolute maximum power (from 500 to 2,000 kg) is concentrated exclusively at the end of travel, toggle presses are the superior choice wherever a sudden, highly concentrated impact of power is required. While a rack and pinion press category excels for deep, long-travel insertion, the push pull toggle system of a “knee” outperforms for crimping, punching, die cutting, and fine marking: any task where terminal force matters more than travel distance.

 

Because they apply multiplied force seamlessly at the exact point of impact, manual toggle presses are highly versatile tools. By simply changing the tooling or utilizing specific products toggle clamps, a single machine can be adapted for multiple highly technical industrial tasks.

 

Moreover, the force management system enables the quality of the various applications carried out with the press to be controlled quickly and accurately.

Riveting

With appropriate tooling, our presses function as a highly precise rivet press machine. The exponential force at end of stroke effortlessly flares the rivet head, ensuring a clean, consistent, and strong mechanical connection without damaging surrounding parts.

 

Cutting Out

For the clean blanking or shearing of plastics, textiles, or thin metals, the machine converts into an efficientpress cutting machine. Operating as a powerful die cutting press, the sudden mechanical snap at dead center produces smooth, burr-free edges in a single motion.

 

Pressing & Forming

Used as a forming press machine, the toggle system ensures that material is pushed into its final mold or shape precisely at the lowest point of the stroke, where the press's power is absolute. Ideal for small-scale drawing and bending.

 

Assembling

From inserting pins to fitting bearings, the FGL 250 cast-iron frame makes this an ideal assembly press. The micrometric stop ensures parts are pressed to the exact same depth every time, preventing over-compression of fragile components.

 

Marking
For stamping, embossing, or crimping serial numbers into metal or dense plastic, the unit acts as a dedicated marking press. The positive straight-line action ensures the marking die strikes perfectly flat, producing deep, legible marks on every single cycle.

 

 

Industries Relying on Our Toggle Presses

 

From traditional artisanship to high-tech manufacturing cleanrooms, EMG type manual toggle presses are engineered to adapt to the most demanding industrial sectors. Having our machines held in press stock is a standard practice across these industries for production continuity.

 

Leatherwork and Craftsmanship / Die Cutting

In the leather goods and saddlery industry, an EMG manual toggle press is an absolute game-changer, effectively acting as a clicker press. It entirely replaces the physical strain of traditional hammers, mallets, and hand-cutting tools. Artisans use these presses alongside steel rule dies to effortlessly slice through thick, vegetable-tanned leather for wallets, belts, straps, or saddlery components. Whether you are cutting complex patterns, punching precise stitching holes, or crimping heavy-duty eyelets and snap fasteners, the 5 HR and 7 HR models used as leather hand press machine, deliver rapid, clean execution. 

 

Medical and Pharmaceutical Device Manufacturing

In the medical sector, precision and cleanliness are non-negotiable. EMG toggle presses are frequently used for the precise assembly of surgical instruments, medical devices, and specialized packaging. For cleanroom environments, EMG offers customized hygienic versions featuring Zinc/Nickel plating or full 316L stainless steel construction. The integration of our force monitoring system ensures 100% part traceability.

 

Watchmaking and Fine Jewelry

Trusted by prestigious names in Swiss and French watchmaking, EMG toggle presses acts as the perfect watch hand press, that offer zero mechanical play. The micrometric bottom dead center adjustment allows watchmakers to press-fit fragile sapphire crystals, close snap-on watch cases, or stamp hallmarks into precious metals with immense force, without any risk of shattering or scratching highly valuable components.

 

Electronics and Electrical Components

The assembly of micro-connectors, delicate circuit boards, and press-fit pin headers requires absolute depth control. Our product precision enables the exact terminal force needed to seat components seamlessly into PCBs without warping the substrate.

 

Aeronautics and Automotive

Aerospace and automotive standards demand immense power combined with absolute process control for safety-critical components. The extreme rigidity of the FGL 250 cast-iron frame ensures zero deformation when crimping technical electrical plugs, assembling radar housings, or pressing mechanical parts for vehicle interiors.
 

 

 

To explore our complete range of industrial press,

 

discover our main industrial press machine catalog. For constant and linear power during manual assembly tasks, a rack and pinion press provides reliable operation up to 5000kg. For environments requiring higher output rates and adjustable air-driven force up to 6000kg, a Pneumatic press delivers fast and precise cycles. When unparalleled productivity and high-speed operations are essential, an eccentric mechanical press offers robust capacities ranging from 6 to 80 tonnes. For heavy-duty tasks needing up to 100 tonnes of smooth, shockless force, explore our hydro pneumatic press range. Finally, for part identification, numbering, or riveting applications requiring consistent striking power, an impact press machine ensures perfect repeatability with its built-in double-strike prevention device.

 

 

Ready to optimize your production line?

 

Browse our complete catalogue or contact our engineers for a custom quote about price, options, type, capacity, download, order or shop.

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