Quick change arbor
AssigneeGuangzhou Innox Tools Co. Ltd
InventorsXianghua Jin, Yunli Zhao
Life of this patent
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Abstract
The present invention provides a quick change arbor, which can realize quick replacements of tools such as drill bit, hole saw and batch head on electric drills. The quick change arbor comprises an arbor main body, a pulling ring and a locking part. In the present invention, the tool is positioned and installed in an assembling position through the arbor main body, and the locking part within the first guiding groove abuts against the surface of the tool, so that the tool is tightly locked within the assembling position, thus to effectively eliminate the gaps occurred after the tool is assembled.
Claims7
A quick change arbor, comprising an arbor main body, a pulling ring and a locking part:
- wherein
- the arbor main body is provided with an assembling position, and the assembling position is used for installing a tool;
- the arbor main body is further provided with a first guiding groove, the first guiding groove and a central axis of the assembling position are arranged obliquely, and the first guiding groove is provided with a notch that communicates with the assembling position;
- the locking part is arranged within the first guiding groove, and the locking part extends into the assembling position from the notch and abuts against the tool in the assembling position;
- and
- the pulling ring is movably arranged on the arbor main body, the pulling ring is used for driving the locking part to move away from the notch along the first guiding groove:
- the arbor main body is further provided with an elastic component, and the elastic component is used for pushing and pressing the locking part toward the notch.
Dependencies are inferred from the claim text.