Guide device for a hand-held machine tool with an attachment

Abstract

Guide device (20) for guiding a hand-held power tool (200), in particular a hand-held drill, wherein the hand-held power tool (200) has a machine housing (201) and a drive motor (210) arranged in the machine housing (201) for driving a machine output element (221) on which a working tool (242), in particular designed as a drilling tool or cutting tool, can be detachably mounted, wherein the guide device (20) comprises an attachment device (110) which has an attachment housing (113) and on a drive side (111) a drive element (123) which can be coupled to the machine output element (221) of the hand-held power tool (200) for driving the attachment device (110) and is rigidly connected to an output element (120A) of the attachment device (110) for driving the working tool (242) or via a gearbox (530, 630) is motion-coupled,wherein a tool holder for the working tool (242) is arranged on the output element (120A) so that the drive motor (210) of the hand-held machine tool (200) can drive the working tool (242) via the attachment (110), wherein the attachment (110) has a fastening device (105) on the drive side (111) for detachable fastening to the hand-held machine tool (200) and at least one guide body (71; 271) projecting from the attachment housing (113), which forms a component of a guide arrangement (70) for a guided relative adjustment of the tool holder of the attachment (110) with respect to a contact body (21) of the guide arrangement (70), which has a contact surface (22) for contact with a workpiece (W) to be machined with the hand-held machine tool (200), characterized in thatthat the guide device (20) has a positioning device (50) with at least one positioning element (51) for engaging in a positioning recess (LO) for positioning the guide device (20) relative to the positioning recess (LO), that the at least one positioning element (51) is adjustable on the support body (21) between a positioning position in which the at least one positioning element (51) projects in front of the support surface (22) and a passive position in which the at least one positioning element (51) is at least flush with the support surface (22) or is retracted behind it, and that the at least one positioning element (51) is spring-loaded into the positioning position or the passive position by a spring arrangement and / or that the guide device (20) has a locking device, in particular a detent device or a screw thread,for locking the at least one positioning element (51) in the positioning position and / or the passive position.

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