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Cutting tool for hand-held tool machine

一种手持式工具机、刀具的技术,应用在制造工具、木材加工器具、轻便式机动圆锯等方向,能够解决深度止挡不能容易夹紧或使用、刀具不能夹紧或使用携动件或手持式工具机、不适合曲拐式刀具等问题,达到危险和断裂风险降低、简单制造、便于使用的效果

Active Publication Date: 2015-05-20
ROBERT BOSCH GMBH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

To date, tools with a different number of carrying openings could not be clamped or used on the above-mentioned carrying parts or hand-held power tools
[0004] This is also the case for the conventional, disc-shaped, planar depth stop according to DE 10 2008 001 234 A1, which cannot be easily clamped or used in the aforementioned driver with preferably twelve projections and is also not suitable for use with bellcrank knives

Method used

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  • Cutting tool for hand-held tool machine
  • Cutting tool for hand-held tool machine
  • Cutting tool for hand-held tool machine

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0033] figure 1 The exemplary hand-held power tool 10 shown schematically in has an elongated housing 12 with a longitudinal axis 13, which has a switch button 14 on its upper side, which is used to switch the seat A motor, not shown, housed in the housing 12 is switched on and off. The motor housing can be connected to a power source via a cable 16 or directly powered by a battery. The motor transmits its motion to an output shaft 18 , which has an axis 20 , and is mounted on the front of the housing 12 . In this example, the axis 20 protrudes from the housing 12 at an angle, substantially at right angles, to the longitudinal axis 13 and carries an inner flange 24 on its end, which serves at the same time as Driver 19.

[0034] The output shaft 18 carries on its inner flange 24 a releasably clamped, oscillatingly driven, substantially flat tool 22 configured as a flat, segment-shaped saw blade 22a Furthermore, the tool can be clamped in a rotationally fixed manner between...

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PUM

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Abstract

The invention relates to a stop device, particularly a depth stop (280), for a rotationally driven, particularly oscillatingly driven, chipping or cutting, round and / or angular disc shaped tool (22, 220) of a portable machine tool, particularly a saw blade, by means of which a cut (92) can be produced in a workpiece (90) in a chipping manner, comprising a disc-like means that is arranged axially adjacent to the tool (22, 220), preferably axially supported thereon, and exposes opposite the outer edge thereof (290) a certain part of the tool (22) for penetration into the cut (92) by a defined degree and prevents further penetration into the cut (92) beyond the defined degree, as soon as the edge (290) is supported on the tool (90). According to the invention, the disc-shaped tool (22, 220) is crucible-shaped and the stop device, particularly the depth stop (280), is also similarly designed so as to be precisely crucible-shaped, wherein the depth stop (280) enters a concave crucible-shaped region of the tool (22, 220) and / or vice versa, it receives the tool (22, 220) in an axially supporting manner in the concave crucible-shaped region thereof.

Description

technical field [0001] The invention relates to a tool for a hand-held power tool and to a hand-held power tool, in particular a hand-held power tool with an oscillating drive shaft. Background technique [0002] A hand-held power tool of the mentioned type is known, which has a cutting or cutting, circular and / or angular disk-shaped tool that can be driven in rotation, in particular in oscillation, in particular Saw blade with which a cutting kerf can be produced in a workpiece in a cutting manner, wherein the radially inner region of the cutter can be coupled with the inner flange of the output shaft as a driver, wherein the diameter of the cutter The inward region has a plurality of driving means arranged on a pitch circle (Teilkreis) as fitting openings or recesses, said driving means serving as a form-fitting fit to a plurality of pins without play. A matching mechanism arranged on the protrusion on the same pitch circle of the driver. [0003] This drive system only ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B25F5/00B23D45/16B27B9/02
CPCB27B5/32B27B19/006
Inventor S·费尔勒
Owner ROBERT BOSCH GMBH
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