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Tool holder for a tool with a tool shaft provided with an outer thread

A tool holder and tool technology, used in milling cutters, reamers, manufacturing tools, etc., can solve problems such as damage accuracy, damage, and wear of guide surfaces

Active Publication Date: 2015-09-30
FRANZ HAIMER MASCHINENBAU KG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, with this type of tool holder there is the danger that the guide surfaces will be damaged or worn when changing in and out of the screw-in tool, thereby compromising the accuracy
The entire tool holder must be replaced if necessary

Method used

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  • Tool holder for a tool with a tool shaft provided with an outer thread
  • Tool holder for a tool with a tool shaft provided with an outer thread
  • Tool holder for a tool with a tool shaft provided with an outer thread

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0025] exist figure 1 and 2 shows a longitudinal section and a perspective view of a tool arrangement with a screw-in tool 1 and a corresponding tool holder 2 . In this case, the screw-in tool 1 comprises a tool head 3 designed as a ball-nose milling cutter and a tool holder 4 with an external thread 5 . The tool holder 2 assigned to the screw-in tool 1 comprises a tool holder body in which a receiving hole 6 with an internal thread 7 is provided. The internal thread 7 cooperates with the external thread 5 of the screw-in tool 1 for screwing the screw-in tool.

[0026] The tool holder body of the tool holder 2 comprises a hollow-cylindrical rear receiving part 8 and a front guide part 9 detachably fastened to the receiving part 8 . An internal thread 7 is arranged in the rear receiving part 8 . For example, a sleeve-shaped front guide part 9 can be press-fitted or shrink-fitted onto the rear receiving part 8 . The rear receiving part 8 is preferably made of hard metal, wh...

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PUM

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Abstract

The invention relates to a tool holder (2) for a screw-in tool (1), comprising a receiving body, which comprises a receiving opening (6) with an inner thread (7) and a support region with at least one guide surface (11) for receiving the screw-in tool (1) in the tool holder (2) accurately in position. The receiving body according to the invention comprises a receiving part (8) and a guide part (9), which is fixed on the receiving part (8) and on which the support region with the at least one guide surface (11) is provided.

Description

technical field [0001] The invention relates to a tool holder / holder for screw-in tools and a tool arrangement with such a tool holder. Background technique [0002] A tool arrangement with a screw-in tool and a tool holder for the screw-in tool is known from WO 2006 / 033617 A1. The tool holder is formed from a one-piece hollow-cylindrical base body in which a receiving hole with an internal thread is provided. A guide surface is provided in the main body for a central and positionally precise reception of the screw-in tool. [0003] However, with this type of tool holder there is the danger that the guide surfaces will be damaged or worn when the screw-in tool is being inserted and removed, thereby impairing the accuracy. The entire knife holder must be replaced if necessary. Contents of the invention [0004] The object of the present invention is to provide a tool holder of the type mentioned at the outset and a tool arrangement with such a tool holder, which are able...

Claims

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Application Information

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IPC IPC(8): B23B31/11B23D77/00B23Q11/10B23C5/28
CPCB23C5/28B23B31/1115B23C2210/03B23C5/1009B23C5/10B23C2210/02B23C2240/32Y10T279/17111Y10T279/17931B23B2231/24
Inventor A·海莫
Owner FRANZ HAIMER MASCHINENBAU KG
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