Overview
ISO 2562:1973/Amd 1:1982 is an important amendment to the international standard for modular units used in machine tool construction, specifically focusing on slide units. This amendment, issued by the International Organization for Standardization (ISO) under the Technical Committee ISO/TC 39 (Machine Tools), refines dimensions and tolerances to enhance modularity and precision in slide unit manufacturing. Implemented in 1982, it updates the original ISO 2562:1973 standard to improve consistency and interchangeability of machine tool components.
Key Topics
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Modification of Clause 3.1
The last sentence in clause 3.1 has been removed, eliminating the option to select values from the R10 series of preferred numbers "if required." This change simplifies the guideline, focusing on the specified values without additional alternatives.
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Revised Clause 3.2 Dimensions
Clause 3.2 now states that the length (L) of the saddle dimension may be decreased by one step according to the R10 series of preferred numbers. This allows greater flexibility in design while maintaining standardized increments for modular unit lengths.
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Updated Tolerance on Dimensions
A new tolerance note on the cumulative pitch value has been added to the general dimensions figure, specifying a permissible variation of ±0.2 mm. This precision adjustment ensures tighter control on dimensions critical to machine tool performance and alignment.
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Standardization of Modular Unit Sizes
The amendment reinforces that the dimension "c" must be multiples of 50 mm, promoting standardization across modular slide units for easy integration and assembly.
Applications
ISO 2562:1973/Amd 1:1982 is highly relevant for manufacturers and designers of machine tools focusing on modular units, particularly slide units. Key practical applications include:
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Machine Tool Manufacturing
Ensures uniformity in slide unit dimensions for components such as saddles, enhancing interchangeability and reducing manufacturing complexity.
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Modular Construction Systems
Facilitates the design of machine tools composed of standardized, modular slide units, enabling scalability and easier maintenance.
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Precision Engineering
The tolerance adjustment contributes to improved precision in component alignment and cumulative pitch control, critical in high-accuracy machining.
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Quality Control and Testing
Provides benchmarks for dimension control and inspection during production of slide units to ensure compliance with international standards.
Related Standards
- ISO 230 Series - Test code for machine tools, complementing modular unit standards for performance assessment.
- ISO 2768 - General tolerances in mechanical engineering, applicable to dimensional precision alongside ISO 2562.
- ISO 13399 - Cutting tool data representation and exchange for consistency with machine tool component standards.
- ISO 9001 - Quality management systems, supporting systematic manufacturing processes of modular units.
Summary
ISO 2562:1973/Amd 1:1982 plays a crucial role in standardizing the dimensions and tolerances of slide units in machine tool modular construction. By adjusting specific clauses and adding tolerance requirements, this amendment supports improved precision, modular flexibility, and simplified design processes. It is essential for engineers, manufacturers, and quality assurance professionals aiming to comply with international standards and optimize their machine tool designs for better functionality and interchangeability.
