Electric Press

Electric Press
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Electric Press

Product catalog summary
Introduction
The document discusses the SCHMIDT® ElectricPress, ServoPress, and TorquePress, emphasizing the shift from pneumatic to electric drive technology in assembly processes. This transition enhances efficiency, programmability, and precision.
Specifications
The SCHMIDT® ElectricPress delivers up to 20 kN maximum force, featuring easy parameterization, quick changeover, and low noise. It includes real-time process monitoring and high energy efficiency. ServoPress systems range from 0.03 kN to 250 kN, focusing on precision and repeatability.
Technical Data
Details on models like ElectricPress 43, 343, 45, 345, and 347 include specifications on force, ram stroke, speed, and power supply. ServoPress models are described with emphasis on force, stroke, speed, and resolution.
Procedures and Integration
The ElectricPress can be integrated into manual or automated workstations, featuring safety measures like two-hand release and light curtains. ServoPress modules are designed for precision assembly with direct ram stroke measurement and integrated load cells.
Reproducibility and Accuracy
The systems provide micron-level positioning repeatability and precise force control, ensuring high accuracy and reliability in industrial applications.
Conclusion
SCHMIDT® ElectricPress and ServoPress systems offer advanced assembly solutions, combining efficiency, flexibility, and precision to meet industrial quality demands.
Overview
The document details the SCHMIDT® ServoPress and TorquePress systems, highlighting their capabilities in achieving precise pressing results through integrated control and measurement technologies.
Specifications
  • True closed-loop force and position control with rapid approach to target force or position without overshoot.
  • Positioning repeatability of 1 micron under constant conditions.
  • Adjustable control parameters and standard operation profiles for various pressing requirements.
  • Integrated measurement technology with a 200Hz measuring frequency and backlash-free stroke measurement.
  • Digitalization of process signals to prevent EMI interference.
Key Features
  • TorquePress systems offer high efficiency with a hollow shaft motor, providing nominal force at any ram position and duration.
  • Direct ram stroke measuring system with micron-level positioning repeatability and compensation for compression under full load.
  • Integrated load cell for true closed-loop force control and constant force application.
  • System protection features include automatic spindle lubrication, overload protection clutch, and active cooling.
  • Maintenance-friendly design with plug-and-play module recognition and no filters required.
Efficiency and Reliability
  • Brake energy recuperation technology for high efficiency and operational availability.
  • Low noise levels under all load conditions due to the hollow shaft motor design.
  • EC type-tested with safety technology options like SmartGate and SmartGuard.
Dynamic Bend Up Compensation
  • Patented technology that compensates for system elasticity in real-time, allowing for precise assembly to target positions regardless of force variations.
  • Ensures accuracy in the 1/100 mm range and does not reduce process speed.
Applications
An example of pressing a pin into a bushing illustrates the importance of dynamic compensation in achieving precise assembly despite varying force requirements.
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Catalog excerpts

Electric Press -1

Electric PressesSCHMIDT® ElectricPress, ServoPress and TorquePress SCHMIDT Technology GmbH Feldbergstr. 1 • 78112 St. Georgen • Germany Tel. +49 (7724) 899 0 • Fax +49 (7724) 899 101 [email protected] • www.schmidttechnology.de SCHMIDT Technology Ltd. United Kingdom (UK)

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Electric Press -2

SCHMIDT® ElectricPressA new approach to assembly technology The use of electric drives instead of pneumatic or hydropneumatic driven cylinders is a modern advancement in assembly technology. SCHMIDT Technology combined its proven rack & pinion and ServoPress experience to create a new electric drive technology, providing high efficiency, full programmability and précision in a flexible pressing system. The success of your products depends to the highest degree on process-reliable and, above all, economical assembly: ■ process-safe due to reliable quality statements ■ economical due to a significant...

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Electric Press -3

SCHMIDT® PressControl 75 for quick set-up or rapid change-over and easy programming of press parameters; stores up to 24 datasets for us in manual workcells with SCHMIDT Technol-ogy's proven and certified safety technology. This combination can be used both in manual workstations as well as in automation solution. SCHMIDT® ElectricPress manual workstation with SafetyModule on PU 20 ■ Reproducible values for position, velocity, acceleration and de-celeration ■ Combination of up to 14 individual ram motion profiles into one complete profile by using a standard PLC ■ Press to exact position (closed...

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Electric Press -4

SCHMIDT® ElectricPress 343 / 345with PressControl 700 / 7000 Paired with a SCHMIDT® PressControl 700 or PressControl 7000 the ElectricPress becomes a force/stroke monitored system. Its closed-loop force and position control ensures highest accuracy and facilitâtes the programming of complex ram motion profiles for a wide variety of pressing applications. In addition to the position controller, SCHMIDT® ElectricPress also works with a real force controller (force as a controlled variable). ■ Rapid approach of target force or position ■ No over-shoot of programmed force or position ■ Positioning...

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Electric Press -5

SCHMIDT® ElectricPress Technical Data 43 / 343 / 45 / 345 Press Type Force F max. 1) Force F at 100 % duty cycle 2) Ram stroke Ram speed max. Drive resolution Resolution PDA - Stroke - Force Throat depth Decibel level Power supply - motor power - logic unit Working height frame 7-420 3) Working height frame 7-600 3) S-H x S-B x S-T Weight PRC Gateway, number of I/O's Press Type Temporary peak load Nominal power in continuous operation 3) Typical values; can vary ± 3 mm due to casting and production tolerances 1) 2)

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Electric Press -6

SCHMIDT® ElectricPressTechnical Data 347 Press type 11 Temporary peak load 2) Nominal power in continuous operation 3) Typical values; can vary ± 3 mm due to casting and production tolerances 6) incl. threaded rod Hohenverstellung

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Electric Press -7

SCHMIDT® ServoPress Forces ranging from 0.03 kN to 250 kN Cost-effective assembly is crucial for product success. The aim is to produce accurate, complex assemblies using inexpensive, widely accepted individual components. For SCHMIDT® ServoPress systems, this has not been a challenge for decades but an everyday reality, even in tough industrial environments. SCHMIDT® ServoPress 602 For assembly tasks in the field of fine and micromechanics, the bar for precision has been elevated even further. The high-precision SCHMIDT® ServoPress 602 enhances the product line with unmatched accuracy and repeatability...

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Electric Press -8

SCHMIDT® ServoPress ModulesFor a broad range of applications The unrivaled solid construction of the SCHMIDT® ServoPress is the foundation for precision assembly results, even in the most rugged industrial environments. Before released for serial production, each newly designed press module undergoes test bench validation under the harshest of conditions. It is this testing that provides valuable insights for improvement of the design. A test run consist of 20 million cycles with maximum stroke, at full speed and pressing to full force while subjecting the ram to side loads. Precision sensor...

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Electric Press -10

SCHMIDT® ServoPress 602Précision in perfection The ServoPress Systems are renowned for their exceptional re-peatability in the lower micrometer range. This is further en-hanced by their precise force control, which delivers an accuracy of ±1 N and a repeatability of 0.4 N. The high-precision press incorporates either a two-hand safety concept, a light curtain, or the SCHMIDT® SmartGuard solution. These design features collectively enhance the press's un-precedented level of precision. The press ram is guided throughout the entire stroke using profile rails: ■ Maximum stiffness, even at full stroke...

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Electric Press -12

SCHMIDT® ServoPress / TorquePressSuperior Control Functionality Attaching a bail screw to a servo or torque motor isn't enough to produce perfect assemblies. Key to consistent pressing results is having a control that communicates in a fast and accurate man-ner with the motor's drive. To achieve this, the drive, measuring unit and controller must be fully integrated. This is exactly what the SCHMIDT® ServoPress and TorquePress systems provide. SCHMIDT® ServoPress and TorquePress modules with Press- ■ True closed-loop force and position control ■ Rapid approach of target force or position with...

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Electric Press -13

In addition to the ServoPress series, the SCHMIDT® TorquePress has a number of special features. Among other things, a hollow-shaft torque motor is used, which enables very high press forces with a very high motor torque without additional mechanical transmissions. Nominal force of module available ■ Maximum force available in S3 Mode Compared to other electric presses, the noise level remains re-markably low under all load conditions. The spindle nut, which is driven directly without the use of additional gears, enables very high levels of efficiency. Thanks to the hollow shaft motor, the TorquePress...

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