What is ISO 2351 Assembly tools for screws and nuts — Machine-operated screwdriver bits?
ISO 2351 provides specifications and requirements for machine-operated screwdriver bits used as assembly tools for screws and nuts. These screwdriver bits are designed to be used with machines such as automatic screwdrivers, electric screwdrivers, and pneumatic screwdrivers to tighten or loosen screws and nuts in various industrial applications.
The standard specifies the dimensions, materials, and performance requirements for machine-operated screwdriver bits, including the shape and size of the shank, the length and shape of the driver tip, and the hardness and toughness of the material. The standard also provides guidelines for the testing and inspection of these tools to ensure their quality and performance.
Therefore, ISO 2351 is intended to ensure the interchangeability of machine-operated screwdriver bits and to promote their safe and efficient use in assembly operations. By providing a standardized reference for these tools, the standard helps to ensure their compatibility with different machines and applications, and helps to reduce the risk of malfunctions or failures during use.
How many parts ISO 2351 Assembly tools for screws and nuts — Machine-operated screwdriver bits have?
ISO 2351 Assembly tools for screws and nuts – Machine-operated screwdriver bits consists of three parts:
ISO 2351-1:2014 Part 1: Screwdriver bits for slotted-head screws
And ISO 2351-2:2014 Part 2: Screwdriver bits for cross-recessed head screws
ISO 2351-3:2014 Part 3: Screwdriver bits for internal hexagon head screws
ISO 2351-1:2014 Part 1: Screwdriver bits for slotted-head screws
Also, ISO 2351-1:2014 Part 1 specifies the dimensions and performance requirements of machine-operated screwdriver bits for slotted-head screws. Including:
Shank diameter: The diameter of the shank of the screwdriver bit, which should be within a specified range.
Length: The overall length of the screwdriver bit. Including the shank and the tip.
Tip geometry: The shape and dimensions of the screwdriver bit tip, which should be designed to fit the profile of the slotted-head screw.
Hardness: The minimum hardness of the screwdriver bit, which should be sufficient to resist wear and deformation.
Also, Torque performance: The ability of the screwdriver bit to transmit torque to the screw. Which should be sufficient for the intended application.
ISO 2351-1:2014 Part 1 also specifies requirements for marking, packaging, and storage of screwdriver bits. To ensure safe handling and use.
ISO 2351-2:2014 Part 2: Screwdriver bits for cross-recessed head screws
The ISO 2351-2:2014 Part 2 specifies the dimensions and performance requirements of machine-operated screwdriver bits for cross-recessed head screws, including:
Shank diameter: The diameter of the shank of the screwdriver bit, which should be within a specified range.
Length: The overall length of the screwdriver bit, including the shank and the tip.
Tip geometry: The shape and dimensions of the screwdriver bit tip, which should be designed to fit the profile of the cross-recessed head screw.
Hardness: The minimum hardness of the screwdriver bit, which should be sufficient to resist wear and deformation.
Also, Torque performance: The ability of the screwdriver bit to transmit torque to the screw. Which should be sufficient for the intended application.
ISO 2351-2:2014 Part 2 also specifies requirements for marking, packaging, and storage of screwdriver bits. So, to ensure safe handling and use.
ISO 2351-3:2014 Part 3: Screwdriver bits for internal hexagon head screws
The ISO 2351-3:2014 Part 3 specifies the dimensions and performance requirements of machine-operated screwdriver bits for internal hexagon head screws, including:
Shank diameter: The diameter of the shank of the screwdriver bit, which should be within a specified range.
Length: The overall length of the screwdriver bit. Including the shank and the tip.
Tip geometry: The shape and dimensions of the screwdriver bit tip, which should be designed to fit the profile of the internal hexagon head screw.
Hardness: The minimum hardness of the screwdriver bit, which should be sufficient to resist wear and deformation.
At last, Torque performance: The ability of the screwdriver bit to transmit torque to the screw. Which should be sufficient for the intended application.
ISO 2351-3:2014 Part 3 also specifies requirements for marking, packaging, and storage of screwdriver bits. So, to ensure safe handling and use.
Requirements of this ISO Standard
Shank dimensions: The shank of the screwdriver bit must conform to one of the specified shapes and sizes. Which include hexagonal, cylindrical, and conical shapes.
Driver tip dimensions: The driver tip must have a specified shape, size, and length that corresponds to the intended screw or nut.
Material: The screwdriver bit must be made of a suitable material that meets the specified hardness and toughness requirements. And that can withstand the wear and tear of repeated use.
Marking: The screwdriver bit must be marked with the manufacturer’s name or trademark, the size and type designation, and any other relevant information.
Performance testing: The screwdriver bit must undergo performance testing to ensure that it meets the specified torque requirements. Also, that it is able to withstand the specified number of cycles of use without failure.
Also, Quality control: Manufacturers must have a quality control system in place to ensure that their screwdriver bits meet the requirements of the standard, and that they are able to consistently produce high-quality products.
ISO 2351 also includes guidelines for the packaging, labelling, and storage of machine-operated screwdriver bits. So, to ensure their protection and safe handling during shipping, storage, and use.
Benefits of this ISO Standard
Standardization: ISO 2351 provides a standard reference for the dimensions, materials, and performance requirements of machine-operated screwdriver bits. Ensuring that they are interchangeable and compatible with different machines and applications.
Increased efficiency: By providing a standardized reference, it helps to streamline assembly operations. Reducing the time and effort required to switch between different screwdriver bits.
Improved quality: The requirements of ISO 2351 help to ensure that machine-operated screwdriver bits are made from high-quality materials. And that they meet specified performance requirements, leading to fewer defects and improved product quality.
Safety: By specifying requirements for marking, packaging, and storage, it helps to ensure the safe handling and use of machine-operated screwdriver bits, reducing the risk of accidents or injuries.
Finally, Customer satisfaction: Manufacturers who comply with the requirements of ISO 2351 can provide their customers with the assurance that their screwdriver bits meet recognized international standards, improving customer confidence and satisfaction.
Who needs ISO 2351 Assembly tools for screws and nuts — Machine-operated screwdriver bits?
ISO 2351 Assembly tools for screws and nuts – Machine-operated screwdriver bits are relevant to manufacturers, suppliers, and users of screwdriver bits for assembly operations. This includes industries such as automotive, aerospace, electronics, and general engineering, where screws and nuts are commonly used in assembly processes.
Moreover, Manufacturers who produce machine-operated screwdriver bits can use ISO 2351 to ensure that their products meet international standards, and suppliers can use it. So, to ensure that the products they sell are of high quality and meet customer requirements.
Users of screwdriver bits, including assembly line workers and technicians, can benefit from the standardized dimensions and performance requirements specified in ISO 2351, which can help to improve efficiency and product quality while reducing the risk of accidents or injuries.
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Read About : ISO 2342:2003
