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Press module for hydraulic presses

Press module for hydraulic presses
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Press module for hydraulic presses

Product catalog summary
Features
The Bosch Rexroth AG hydraulic control system is designed for machine types compliant with ISO 16092-3 and EN 289. It includes an EC type examination certificate HSM20005 and supports safety-related functions according to category 4 of DIN EN ISO 13849-1. The system is modular, suitable for pressure/position controls, and operates in an open circuit. It is available in sizes 10, 16, 25, 32, and 35, with a maximum operating pressure of 350 bar and a maximum flow of 2,000 l/min.
Ordering Code
This section provides detailed specifications for configuring the press module, including machine function, safety category, component series, size, operating pressure, and additional features like pump pressure limitation and load holding.
Function
The press module type C is designed for hydraulic presses and machines requiring safety compliance with EN ISO 16092-3 and EN 289. It includes safety measures to prevent unintended lowering and start-up, and ensures safe reduced velocity. The module consists of a basic module and directional valve, with safety functions integrated into the design.
Technical Data
This section specifies installation requirements, operating pressures, temperature ranges, and hydraulic fluid specifications. It emphasizes the need for effective filtration and provides guidelines for the maximum flow and hydraulic power.
Extension Modules
Extension modules offer additional functionalities such as rapid traverse, operation with high-pressure and low-pressure pumps, accumulator operation, and load-sensing. These modules maintain the safety of the hydraulic control system and are installed between the basic module and directional valve.
Installation
Installation guidelines stress the importance of pipeline design to withstand maximum operating pressures and comply with safety standards. The document advises on the arrangement of pump and tank connections for optimal installation.
Overview
This document provides detailed technical specifications and operational procedures for the IH04C press module used in hydraulic presses, as manufactured by Bosch Rexroth AG. It includes information on various options and components such as pressure relief valves, directional valves, and high-response valves, along with their functions and configurations.
Pressure Relief Valves
The document outlines the role of pressure relief valves in limiting the pressure of the high-pressure motor pump station. Specific items like 120/121 and 220/221 are mentioned, with solenoids Y12 and Y22 controlling their activation. These valves ensure the system operates within safe pressure limits.
Directional and Check Valves
Directional valves such as item 110 and check valves like item 225 are crucial for controlling the flow and separation of high and low-pressure circuits. The document details the configuration and operation of these valves, including their role in different operational phases like decompression and retraction.
Load-Sensing and High-Response Valves
Load-sensing functions are managed by items like 275 and 276, which adjust based on solenoid activation. High-response valves, particularly item 110, are recommended for dynamic control of pressure, force, and velocity, featuring zero overlap for precise control.
Accumulator and Slide Cushion Operations
The document describes accumulator operations, including the use of on/off valves and 2-way cartridge valves for switching between pump and accumulator modes. Slide cushion functions are managed by item 250, preventing cavitation during the drawing process.
Safety and Monitoring
Safety features include pressure relief valves tested according to EN standards, and position monitoring systems ensure the basic position is reached in each cycle. The document emphasizes the importance of these features for maintaining operational safety and efficiency.
Conclusion
The IH04C press module is a complex system with multiple components working together to ensure efficient and safe operation of hydraulic presses. The document provides comprehensive guidance on the configuration and operation of these components, highlighting the importance of precise control and monitoring in hydraulic systems.
Main Sections
  • Proportional Directional Valves: The document discusses 4/2 and 4/3 proportional directional valves that are pilot-operated and may come with or without integrated electronics. These valves include a spool position indicator.
  • Cartridge Valves: It covers 2-way cartridge valves that feature spool position monitoring.
  • Pressure Relief Valves: Both proportional and direct-operated pressure relief valves are detailed, highlighting their specifications and applications.
  • Power Regulators: The document lists power regulators LR2, LR3, and LR2N designed for variable displacement pumps, specifically the A4VSO model.
  • Axial Piston Variable Displacement Pumps: Various series of axial piston pumps, including A15VSO, A15VLO, A10VO, and A10VSO, are described with their respective data sheets.
  • Control and Adjustment Systems: Systems such as HM, HS, HS5, and EO are mentioned, along with digital control electronics for axial piston pumps.
  • Controllers: Controllers DR, DP, FR, and DFR are included, with references to their data sheets.
Recommended Pump Versions
  • Pump versions for IH04CS-7X/…SN are suitable for pressure holding on the piston chamber side without an extension module XN. Specific models and their features are listed, including pressure and capacity specifications.
  • Pump versions for IH04CS-7X/…TEM…E-LN are equipped with mechanical power limitation, load-sensing, and remote-controlled pressure cut-off. Specific models and their features are detailed.
Key Features
  • Pressure and capacity specifications for various pump models.
  • Mechanical power limitation and load-sensing capabilities.
  • Remote-controlled pressure cut-off features.
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Catalog excerpts

Press module for hydraulic presses-1

Press module for hydraulic presses Size 10, 16, 25, 32, 35 Component series 7X Maximum operating pressure 350 bar Maximum flow 2,000 l/min Hydraulic control with pilot-operated valves for upper piston Features ▶ Hydraulic control for machine types according to ISO 16092-3 and EN 289 ▶ EC type examination certificate HSM20005. The basic module 100 comprises all safety-related functions according to category 4 of DIN EN ISO 13849-1. ▶ The extension modules 200 include all common circuits for hydraulic presses. ▶ Suitable for – pressure/position controls – open circuit ▶ Modular design ▶ Supply connections lateral and at the bottom ▶ Thick film passivated (free from chromium(VI)) Features, contents 1 Ordering code 2, 3 Function 4, 5 Technical data 6, 7 Characteristic curves 8, 9 Basic functions according to safety category 4 10 … 12 Rapid traverse due to own weight via prefill valve 13, 14 Rapid traverse due to rapid traverse cylinder 15, 16 Rapid traverse with differential circuit 17, 18 Operation with high- and low-pressure pumps 19, 20 Load-sensing 21 … 23 High-response valve with zero overlap 24 … 26 Pressure holding on the piston chamber side 27, 28 Accumulator operation 29, 30 Slide cushion 31, 32 Set-up by own weight with prefill valve 33 … 35 Basic functions according to safety category 1 36, 37 Safe reduced velocity < 10 mm/s 38, 39 Safe reduced velocity < 10 mm/s and checking the braking force of the fall protection 40 General information 41 Accessories42 Recommended pump versions 43, 44 Further information 44 RE 63142, e

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IH04C | Press module for hydraulic presses Upper piston According to ISO 13849, category 4, with type-examination procedure Component series 70 … 79 (unchanged installation and connection dimensions) Number of mounted modules (version-dependent) 06 Basic module 100 with one extension module 200 Basic module 100 with two extension modules 200 Pump pressure limitation – Item 120 07 With manual pressure adjustment With proportional pressure adjustment and decompression With manual pressure adjustment and depressurized circulation Press force adjustment in the piston chamber – item 130 08 With manual...

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Press module for hydraulic presses | IH04C Directional valve – Item 110 11 Other valves upon request Extension modules – Item 200 12 With rapid traverse cylinder With rapid traverse cylinder and load-sensing With rapid traverse cylinder and high-response valve with zero overlap With rapid traverse cylinder and pressure holding on the piston chamber side With rapid traverse cylinder and accumulator operation With differential circuit and pressure holding on the piston chamber side With high-pressure and low-pressure pumps With high-pressure and low-pressure pumps and pressure holding on the piston...

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Press module for hydraulic presses-4

IH04C | Press module for hydraulic presses Function The press module type C is a hydraulic control for the installation in hydraulic presses according to EN ISO 16092-3 or plastic and rubber machines as well as upholding equipment according to EN 289 and – according to DIN EN ISO 13849-1 – is regarded as a "safety-related component of control systems". The industrial area of application is extended to all machine types which require the safety requirements of the above-specified standards. The press module type C allows the user to design, construct, and/or modify their upper piston functions...

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Press module for hydraulic presses-5

Press module for hydraulic presses | IH04C 5/44 Function Extension modules 200 With the extension modules item 200, further common variants are available for selection. The extension modules item 200 are installed between the basic module item 100 and the directional valve item 110 and their port pattern corresponds to the port pattern of the directional Variants valve item 110. When the extension modules item 200 are used, the safety of the hydraulic control is maintained. All actuator ports are arranged laterally. All measuring points are provided with two connections. Rapid traverse due to...

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IH04C | Press module for hydraulic presses Technical data (For applications outside these values, please consult us!) General Installation position Vertical with directional valve item 110 on top Safety-relevant on/off valves Without manual override Aluminum, riveted Ambient temperature range Storage temperature range Storage time more than 6 months Specify in plain text when ordering Hydraulic Maximum operating pressure Maximum return flow pressure Cast iron version Steel version bar Separately at zero pressure to the tank Recommended pilot pressure Recommended load pressure bar 20 ... 115 (further...

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Press module for hydraulic presses | IH04C 7/44 Technical data (For applications outside these values, please consult us!) Electrical Voltage type Direct voltage Duty cycle Protection class according to DIN EN 60529 Maximum surface temperature of the IP65 with mating connector mounted and locked1) With the electrical connection "K4", the protective grounding conductor (PE) must be connected properly. High-response valves3) Voltage Command value input Control electronics Mating connectors are not included in the scope of delivery and must be ordered separately. See data sheet 08006. Due to the...

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Press module for hydraulic presses-8

IH04C | Press module for hydraulic presses Characteristic curves

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Press module for hydraulic presses-9

Press module for hydraulic presses | IH04C Characteristic curves

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Press module for hydraulic presses-10

IH04C | Press module for hydraulic presses Basic functions according to safety category 4 (ISO 13849-PLe): IH04CS-7X/…1-WE0N-WEH000E-NN-G24 The following description is based on a cyclic control and position monitoring of the valves. ▶ Failure of any of the position-monitored valves must be detected by an external safety PLC and the start of the next dangerous movement after an error has to be prevented. Direction error immediate stop. ▶ The load holding pressure is the total of slide weight and weight of the top tool part acting on the effective annulus area. ▶ During muting (e.g. during retraction),...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.