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Bosch Rexroth - Linear Motion Technology
Roller rail systems_2022

Roller rail systems_2022

Product catalog summary

General Product Description: Bosch Rexroth's roller rail systems are engineered for high precision and reliability in dynamic linear applications, suitable for machine tools, industrial robots, and general machine building. They offer high load capacity and rigidity, with interchangeable roller runner blocks and guide rails. Accessories can be attached, and systems are available in various accuracy classes.

New Features: New features include longitudinal seal AS, roller guide rail with temperature control, and size 25 RSHP availability.

Formats: Roller runner blocks are available in flanged and slimline designs, with various lengths and heights. Roller guide rails feature a stainless spring steel cover strip for mounting holes.

Structure and Attachments: Components are made from heat-treated steel and plastic, designed for easy assembly and maintenance with features like lube nipples and integrated sealing.

Intended Use and Misuse: Intended for guiding and positioning tasks in machines, not for private use. Misuse includes transporting people or using in safety-critical applications without proper specification.

Safety Instructions: Users must follow safety regulations and ensure systems are in perfect condition. Not for use in explosive atmospheres or altered in any way.

Directives and Standards: Complies with directives and standards like DIN EN ISO 12100 and the European Machinery Directive for safety and reliability.

Selection Criteria: Detailed process for selecting roller rail systems based on static load safety factors, service life, and application conditions, including load and equivalent load calculations and lubrication considerations.

Specifications and Procedures:

Corrosion Protection: Material selection and surface treatment to prevent corrosion.
Contamination Protection: Measures against contamination.
Load Calculations: Methods for calculating average load, static load safety factor, and rigidity, referencing ISO 14728-2.
Accuracy Determination: Guidelines for accuracy classes by machine type.
Service Life Calculation: Based on nominal life formula, referencing ISO 14728-1.
Linear Guide Selection: According to DIN 637 standards.

Innovations and Features:

Entry-Zone Geometry: New design reduces impulse loads and improves travel accuracy.
Friction Reduction: Optimized entry zones minimize frictional oscillations.
Travel Accuracy: Describes deviations in six degrees of freedom and potential optimizations.

Technical Data:

Load Ratings: Detailed load capacities for various sizes.
Preload Classes: Different classes available affecting rigidity and service life.
Seals and Friction: Standard and FKM seals prevent contamination and lubricant discharge.

Specifications: Detailed specifications include friction coefficients, preload classes, and sealing options. Friction coefficient ranges from 0.0004 to 0.001, excluding seal friction. Various seal types are available for different applications.

Procedures: Outlines procedures for calculating load capacities and service life, defining dynamic and static load capacities.

Norms and Standards: Adheres to ISO 14 728-1 standards for load capacities and service life calculations.

Recommendations: For high contamination or specific movement requirements, use appropriate seals and consider preload forces.

Key Data from Tables and Diagrams: Includes tables and diagrams illustrating friction forces, load capacities, and effects of preload on rigidity.

Critical Information: Key parameters include friction coefficient, load capacities, preload forces, and sealing options.

Selection Criteria for Roller Rail Systems:

Rigidity and Preload Classes: Focus on preload classes C2 and C3 for different load conditions.
Accuracy Classes: Up to five accuracy classes with specific tolerances.
Preload Force and Recommendations: Defined based on dynamic load capacity with recommendations for combining preload and accuracy classes.
Product Description of RSHP Roller Runner Block: High torque load capacity, rigidity, and unrestricted interchangeability.
Graphical Data: Graphs show load and elastic deformation relationships.

Overview: Detailed specifications and options for RSHP Roller Runner Block and Roller Rail Systems, focusing on design, load capacities, and configurations.

Specifications:

Attachments can be mounted from above and below.
Maximum rigidity through additional screw connections.
High torque load capacity and precision due to optimized entry-zone geometry.
Integrated all-round sealing is standard, with optional corrosion-resistant versions.

Optional Versions:

Corrosion-resistant blocks and rails available.
Sizes: 25, 35, 45, 55, 65.
Preload classes: C1 to C5.
Seal options: DS, SS, AS.

Identification System: Material numbers indicate rolling element type, format, size, preload, accuracy class, and seal type.

Technical Data:

Load ratings and moment capacities provided for each size.
Preload and accuracy class combinations recommended for optimal performance.

Dimensions: Detailed dimensions for each size, including mounting and lubrication ports.

Order Example: Example for ordering a roller runner block with specific options.

Overview: Detailed specifications and ordering information for standard roller guide rails, including dimensions, material numbers, and mounting instructions.

Specifications: Dimensions for roller guide rails in sizes 25, 35, 45, 55, and 65, with details on maximum lengths, hole spacing, and mass per meter.

Material Numbers and Ordering: Each size and configuration associated with a specific material number.

Mounting Instructions: Emphasizes following mounting instructions, including securing cover strips and using protective caps.

Additional Features: Availability of corrosion-resistant "resist CR" coating.

Notes and Recommendations: Advises on the use of mounting hole plugs and specific mounting instructions.

Overview: Specifications and guidelines for resist CR and resist CR II coatings, and heavy-duty roller rail systems.

Specifications:

Resist CR Coating: Matte-silver, hard chrome plated with specific tolerances.
Material Number Identification: Example for understanding coding system.

Procedures and Recommendations:

Ordering Guidelines: Options for rail mounting, size, accuracy class, and rail length.
Temperature Control: New guide rails with integrated temperature control.

Technical Features:

Roller Guide Rails: Available in sizes 35/45/55/65 with various formats and accuracy classes.
Heavy-Duty Systems: Designed for high load capacity and rigidity.

Norms and Standards:

Accuracy Classes: H, P, and SP classes available.
Dynamic Characteristics: Travel speed and acceleration parameters provided.

Tables and Data: Includes tables detailing material numbers, load capacities, and dimensions.

Overview: Technical specifications, procedures, and recommendations for heavy-duty roller rail systems.

Specifications: Dimensions and tolerances for roller runner blocks and guide rails, emphasizing hard chrome plating impact on preload.

Materials and Components: Guide rails available in different accuracy classes and configurations.

Mounting Instructions: Detailed instructions for mounting roller guide rails and runner blocks.

Lubrication: Importance of lubrication for maintaining performance.

Ordering Information: Examples for ordering roller guide rails.

Additional Notes: Advises on specific lubricants and warns against water-based coolants.

Overview: Technical specifications and instructions for components like bellows, lubrication plates, and accessories.

Specifications:

Bellows: Made from Nomex fabric, heat-resistant, non-combustible.
Lubrication Plate: Made of aluminum, designed for size 25 roller runner blocks.

Procedures:

Mounting Instructions for Bellows: Pre-assembled with fastening screws included.
Lubrication Plate Installation: Includes instructions for mounting.

Norms and Standards: Components designed to meet specific standards.

Recommendations:

Ensure correct positioning and secure fastening of components.
Follow detailed mounting instructions.

Data Summary:

Tables provide part numbers, dimensions, and mass for various sizes.
Calculation formulas for bellows dimensions and rail lengths.

Mounting Instructions for Cover Strip: Detailed instructions for mounting cover strips on roller guide rails.

Advantages: Designed for easy clipping and removal.

Designs and Functions:

Snap Fit Cover Strip: Clipped on before mounting the roller runner block.
Sliding Fit Cover Strip: Used when the roller runner block cannot be removed.

Specifications and Recommendations: Precision-machined part requiring careful handling.

Ordering Information: Detailed ordering information for various sizes of cover strips.

Additional Components: Lists additional components like protective caps and screws.

Clamping and Braking Units: Describes hydraulic and pneumatic clamping and braking units.

Conclusion: Comprehensive guide for installation and maintenance of cover strips and related accessories.

Overview: Specifications and instructions for hydraulic and pneumatic clamping and braking units.

Hydraulic Clamping Units:

Hydraulic Connections: Pre-filled with HLP 46 oil.
Mounting Instructions: Ensure a rigid connection structure.
Specifications: Sizes range from 45 to 125.
Lubrication and Surface Protection: Initial filling with HLP46 oil required.

Pneumatic Clamping Units:

Functional Principle: Operate with spring force in absence of air pressure.
Applications: Used for clamping during pressure loss.
Specifications: Sizes range from 25 to 55.
Special Features: Includes integrated sealing.

General Safety and Maintenance:

Observe all safety instructions.
Ensure all connections are sealed upon delivery.

Overview: Technical specifications, procedures, and safety instructions for pneumatic and manual clamping units.

Specifications:

Pneumatic Clamping Units: Available in sizes 25, 35, 45, 55, and 65.
Manual Clamping Units: Operate via a hand lever.

Functional Principles:

MK Units: Use pneumatic pressure for clamping.
MKS Units: Utilize spring energy for clamping.

Applications: Used for pneumatic clamping of machine axes.

Safety Instructions:

Ensure rigid connection structures.
Do not use clamping units as a replacement for roller runner blocks.

Technical Data: Detailed tables provide information on holding forces and air consumption.

Overview: Technical instructions for installation and maintenance of Rexroth roller rail systems.

Specifications:

Parallelism Offset: Affects preload on the assembly.
Preload Classes: C1, C2, C3 defined.
Flatness: Flatness of mounting surfaces is crucial.

Mounting Procedures:

Aligning Rails: Detailed steps for aligning and mounting.
Mounting Runner Block: Instructions for precise measurement and fastening.

Components and Features:

Roller Runner Blocks: Different types with specific calculation factors.
Composite Roller Guide Rails: Information on delivery and assembly.

Installation and Safety Recommendations:

General Instructions: Emphasizes use of mounting hole plugs.
Fastening: Guidelines for calculating threaded connections.

Key Tables and Diagrams:

Parallelism Offset Table: Provides specific offset values.
Flatness Table: Lists flatness values.

Specifications: Detailed specifications for Bosch Rexroth roller rail systems, including maximum load capacities and dimensions.

Mounting Procedures: Guidelines for secure mounting, including using stop strips.

Lubrication Recommendations: Lubrication is critical for longevity, with specific products recommended.

Standards and Norms: References several standards for calculating and ensuring integrity of threaded connections.

Recommendations and Best Practices: Regular maintenance and consulting with Bosch Rexroth for demanding applications.

Initial Lubrication Procedures: Pre-lubricate roller runner blocks using a grease gun.

Recommended Grease: Use Dynalub 510 for grease lubrication.

Lubrication Quantities: Table 1 provides initial lubrication amounts.

Relubrication Intervals: Relubrication should occur once the interval in Diagram 1 is reached.

Load-Dependent Relubrication: Relubrication intervals depend on dynamic load capacity.

Oil Lubrication: Shell Tonna S3 M220 is recommended.

Calculation Examples: Examples for calculating lubrication cycles.

Installation Positions: Various installation positions supported.

Overview: Detailed technical specifications and procedures for lubrication of roller rail systems.

Specifications: Cycle times and permissible piston distributor sizes outlined.

Procedures: Initial lubrication involves pre-lubricating roller runner blocks.

Recommendations: Use specific lubricants for optimal performance.

Key Data from Tables and Figures: Tables provide detailed quantities for lubrication processes.

Critical Information: Relubrication quantities must meet specified amounts.

Initial Lubrication: For size 125, initial lubrication can be applied via frontal or lateral lube connections.

Central Lubrication System: Ensure all lines and piston distributors are filled.

Relubrication: For size 125, apply 38 cm³ on one lube connection.

Lubrication Intervals: Load-dependent intervals specified.

Installation Positions: Various installation positions detailed.

Dimensioning Examples: Examples for X-axis and Y-axis lubrication.

Retrospective Lube Ports: Instructions for fitting lube ports from above.

Cleaning and Maintenance: Regular cleaning cycles recommended.

Further Information: Links to Bosch Rexroth resources provided.

Catalog excerpts

Roller rail systems Roller runner blocks, roller guide rails, accessories

Open the catalog to page 1

Roller rail systems | Contents General product description Resist CR Standard Roller Runner Block Product description resist CR roller runner block Product description Standard Roller Guide Rails made of steel Product description General notes Overview of formats and models SNS/SNO with cover strip and strip clamps Misuse 8 General safety instructions Selection of a linear guide according to DIN 637 Product description of high-precision version Product overview of roller runner block with load ratings 18 Product overview of roller guide rails with lengths General technical data and calculations...

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Contents | Roller rail systems 3 Accessories for RSHP Roller Runner Block Hydraulic clamping units KWH Overview of accessories for roller runner blocks Cover plate wiper Pneumatic clamping and braking units Product description Pneumatic clamping and braking units MBPS Lubrication plate for size 25 Pneumatic clamping and braking units UBPS Pneumatic clamping units Front lube units Lube fittings Product description Accessories for heavy-duty Roller Runner Blocks Pneumatic clamping units MK Pneumatic clamping units MKS Overview of accessories for heavy-duty roller runner Manual clamping units, spacer...

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Roller rail systems | General product description New features at a glance Longitudinal seal AS Size 25 RSHP available Roller guide rail with temperature control

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General product description | Roller rail systems 5 Product description Rexroth roller rail systems have been developed in particular for machine tools, industrial robots, general machine building etc., which require the compact, rollermounted longitudinal guides in various accuracy classes with a very high load capacity and high rigidity. Characteristic features Standard roller rail systems are suitable for all typical Complete guide units can also be designed by combining applications. The extremely compact assembly units in interchangeable elements from stock many common sizes have the same...

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Roller rail systems | General product description standard height standard height standard height standard height SLH – Slimline, long, high FXS – Flanged, extra long, standard height Definition of the format of roller runner blocks Criterion Format with flange – Code (example) Narrow format – Extra long Design for mounting from above Standard height Design for mounting from above and below Roller guide rail with the proven cover strip for covering mounting holes ▶ One cover for all bore holes saves time and costs ▶ Made of stainless spring steel as per DIN EN 10088 ▶ Easy and safe during mounting...

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General product description | Roller rail systems 7 Components and their materials Position Roller runner block Roller guide rails Roller runner block Heat-treated steel Hard chrome-plated heat-treated steel Return channel Cylinder rollers Anti-friction bearing steel Anti-friction bearing steel Diversion plate Diversion component Roller guide Screw plug Carbon steel Carbon steel Corrosion resistant steel Corrosion resistant steel Sealing plate Threaded plate Corrosion resistant steel Corrosion resistant steel Oval-head screws Corrosion resistant steel Corrosion resistant steel hexagonal screws...

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Roller rail systems | General product description General notes ▶ Combinations of different accuracy classes When combining roller guide rails and roller runner blocks of varying accuracy classes, the tolerances for the dimensions H and A3 change. See "Accuracy classes and their tolerances." ▶ The roller rail systems are linear guideways capable of absorbing forces from all transverse directions and moments about all axes. The roller rail system is intended exclusively for guiding and positioning tasks when installed in a machine. ▶ The product is intended exclusively for professional use and...

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General product description | Roller rail systems 9 Rexroth roller rail systems RSHP guides are designed for reliability and high precision in dynamic, linear applications. The machine tool industry and other sectors must observe a series of standards and directives. These requirements can vary significantly worldwide. It is therefore essential to understand the legislation and standards that apply in each particular region. DIN EN ISO 12100 This standard describes the safety of machinery – general principles for design, risk assessment and risk reduction. It gives a general overview and contains...

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Roller rail systems | General product description Selection of a linear guide according to DIN 637 Change distance, number of roller runner block and number of roller guide rails Change type and size Determination of the application conditions Determination of the required conditions for the calculation of the loads acting on the linear guide Selection of the suitable type Selection of a type suitable for the conditions and preselection of a possible size Calculation of the load applied Calculation of the load acting on the roller runner block Calculation of the equivalent load Conversion of...

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General product description | Roller rail systems 11 Product description of high-precision version Formats of high-precision roller runner blocks standard height standard height standard height standard height SLH – Slimline, long, high Application examples Rexroth high-precision roller runner blocks are particularly suited for the following applications: Milling Internal cylindrical grinding Milling a mold insert Hard milling Turning These are only a few examples. Naturally, other applications can be realized. Feel free to ask any questions that you may have. We have an appropriate solution....

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Roller rail systems | General product description Product description of high-precision version Highlights ▶ Improved travel accuracy ▶ Significantly reduced frictional oscillations and low friction force level, particularly under external load ▶ Maximum precision ▶ Selected qualities ▶ The minimum amount preservation minimizes the impairment of the environment by the preserving agent. ▶ Optimize entry zones increases the discharge accuracy. Compare: Conventional roller runner block If the roller runner block comprises of a conventional entry zone, this may only be designed for a specific load...

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Roller rail systems_2022

Roller rail systems_2022

Catalog excerpts

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