Internal Threading Tool Holder
An Internal Threading Tool Holder is a specialized tool holder designed to securely hold threading inserts for creating internal screw threads within a bore or hole in a workpiece. Unlike external threading, this operation requires the tool holder to have a specific design that allows it to access and operate within confined spaces. These holders are engineered to provide the necessary rigidity and support to the threading insert, ensuring accurate thread profiles and consistent pitch inside the bore.
Internal threading tool holders come in various sizes and shank styles to accommodate different bore diameters and threading requirements. The design often prioritizes a slim profile to allow for maximum clearance within the bore. The clamping mechanism must securely hold the insert to prevent any movement during the threading process, which is crucial for achieving precise thread dimensions. Some internal threading tool holders may also feature internal coolant channels to aid in chip evacuation and temperature control within the bore, which can be particularly beneficial when threading deeper holes or tougher materials.
Selecting the appropriate internal threading tool holder depends on factors such as the minimum bore diameter, the required thread size and pitch, and the material of the workpiece. Challenges in internal threading often include chip control and visibility, making the design and features of the tool holder critical for a successful operation. A quality internal threading tool holder is essential for producing accurate and high-quality internal threads efficiently.
Frequently Asked Questions
Creating screw threads on the inside surface of a bore or hole.
Internal threading is performed inside a confined space, requiring tools with specific reach and clearance.
Minimum bore diameter, maximum threading depth, required thread size and pitch, and chip evacuation.
Inserts designed for internal threading, often with specific geometries for chip control within a bore.
Chip evacuation, limited visibility, potential for vibration due to overhang, and ensuring accurate thread depth.
Use coolant effectively, select inserts with appropriate chip breakers, and consider tool holders with internal coolant channels.
This depends on the tool holder’s reach and the machine’s capabilities.
Yes, there are holders designed for small bores, deep bores, and specific thread profiles like NPT or metric.
Contact Us for Your Tool Holders
Please note: We are a wholesale supplier and have minimum order quantities.