CN111230813A - Hand-held power tool system and tool attachment - Google Patents

Abstract

A hand-held power tool system comprising a hand-held power tool; and a tool attachment that can be releasably fastened to the hand-held power tool, wherein the tool attachment has a tool holder capable of at least a The tool attachment is partially received in the tool receptacle of the hand-held power tool, and the tool attachment has a locking device for locking the tool attachment in the tool receptacle of the hand-held power tool and for forming a transfer from the tool receptacle to the tool attachment. torque transmission, the tool holder has a locking element which can be locked in the tool receiver of the hand-held power tool by means of at least one locking element and is designed to enable torque to be transmitted from the at least one locking element. The locking element is transferred to the tool holder. The invention also relates to a tool attachment for a hand-held power tool.

Description

Handheld machine tool systems and tool accessories

technical field

The invention relates to a hand-held power tool system, comprising: a hand-held power tool, in particular a drill hammer; The tool can be driven by a drive motor associated with the hand-held power tool, wherein the tool attachment has a tool holder which can be received at least in sections in a tool receptacle of the hand-held power tool, and wherein the tool The attachment has a locking device for locking the tool attachment in the tool receptacle of the hand-held power tool and for establishing the torque transmission from the tool receptacle to the tool attachment.

Background technique

Such hand-held power tool systems are known from the prior art, which have a hand-held power tool in the form of a drill hammer and a tool attachment. In this case, the tool attachment, which is designed to receive a plug-in tool, can be driven by the drive motor of the drill hammer. Furthermore, tool attachments can be received on the tool receiver of the drill hammer by means of the tool holder. For locking the tool attachment on the drill hammer and for transmitting torque from the drill hammer to the tool attachment, the tool attachment has locking means.

SUMMARY OF THE INVENTION

The invention proposes a hand-held power tool system comprising: a hand-held power tool, in particular a drill hammer; The tool is also drivable by a drive motor assigned to the hand-held power tool, wherein the tool attachment has a tool holder which is received at least in sections in a tool holder of the hand-held power tool, and wherein the tool attachment has The locking device serves to lock the tool attachment in the tool receptacle of the hand-held power tool and to effect the torque transmission from the tool receptacle to the tool attachment. The tool holder also has a locking element which can be locked in the tool receptacle of the hand-held power tool by means of at least one latch element and is designed to enable torque to be transmitted from the at least one latch element to the tool holder pieces.

The present invention makes it possible to provide a hand-held power tool system in which the tool attachment can be locked on the hand-held power tool in a simple and uncomplicated manner by means of a locking element. Here, the locking element and thus the locking device have a relatively small installation space requirement.

Preferably, the locking part has at least one receptacle for at least partially receiving the at least one latching element of the hand-held power tool. The tool attachment can thus be locked on the hand-held power tool safely and securely.

The tool holder preferably has a centering section for centering the tool attachment on the tool receiver of the hand-held power tool, which is arranged at the first axial end of the tool holder, wherein the locking element is It is provided in the region of the tool holder which is attached to the centering section. A tool attachment can thus simply be provided, in which case the centering of the tool attachment on the hand-held power tool takes place.

The centering section preferably has a smaller diameter than the locking element, wherein the centering section is connected to the at least one receptacle of the locking element via at least one guide groove. Locking following the centering step is thus simple and uncomplicated.

According to one embodiment, the at least one receptacle is designed in the form of a recess having flanks, wherein the flanks are designed to transmit torque from the at least one latching element to the tool holder. A suitable torque transmission can thus be enabled.

Preferably, the tool attachment has an actuating sleeve with a retaining ring, wherein the retaining ring is designed for loading the at least one latching element of the hand-held power tool into the at least one receptacle of the tool holder. A safe and reliable locking can thus be enabled.

Preferably, the retaining ring has an inner receptacle, wherein a first section for pre-orienting the at least one latching element and a first section for locking the at least one latching element in the at least one receptacle are provided Second section. A compact retaining ring can thus be provided, by means of which pre-orientation and locking can be achieved.

The retaining ring is preferably arranged in the actuating sleeve in such a way that the retaining ring can be arranged in a release position, in which the tool attachment can be released from the hand-held power tool, and in a locked position, and in the locked position, The tool attachment locks in the tool receiver of the hand-held power tool. A safe and robust arrangement of the tool attachment on the hand-held power tool is thus made possible.

The retaining ring is preferably axially movable between a release position and a locked position, wherein two axial stop elements are provided, and wherein the first stop element is configured as a stop and the second stop element is configured as safety ring. This makes it possible to safely and reliably arrange the tool attachment on the hand-held power tool.

According to one embodiment, a visual and/or haptic signaling device is provided in order to signal the locking of the tool attachment on the hand-held power tool. The user of the hand-held power tool system can thus easily perceive the locking.

Furthermore, the invention provides a tool attachment for a hand-held power tool, which is designed to receive a plug-in tool and can be driven by a drive motor associated with the hand-held power tool. The tool attachment has a tool holder, which can be received at least in sections in the tool holder of the hand-held power tool, and a locking device for locking in and with the tool holder of the hand-held power tool. For the construction of the torque transmission from the tool receptacle of the hand-held power tool to the tool attachment. The tool holder also has a locking element, which can be locked in the tool receptacle of the hand-held power tool by means of at least one locking element of the hand-held power tool and is designed to enable torque to be released from the at least one locking element. The element is passed to the tool holder.

Description of drawings

The invention is explained in detail in the following description on the basis of the exemplary embodiments shown in the drawings. The attached drawings show:

1 is a side view of an exemplary hand-held power tool and tool attachment for forming a hand-held power tool system,

Figure 2 is an exploded perspective view of the tool attachment of Figure 1,

FIG. 3 is a longitudinal section through the tool attachment of FIGS. 1 and 2 arranged on the hand-held power tool of FIG. 1 ,

Figure 4 is a sectional view of the retaining ring associated with the tool attachment of Figures 1 to 3,

Figure 5 is a cross-sectional view of an alternative retaining ring for the tool attachment of Figures 1 to 3,

Figure 6 is a perspective view of a tool holder associated with the tool attachment of Figures 1 to 3,

Figure 7 is a front perspective view of the tool holder of Figure 6,

FIG. 8 is a perspective view of a tool receiver associated with the hand-held power tool of FIG. 1,

FIG. 9 is a longitudinal section through the tool attachment of FIGS. 1 to 3 when the tool attachment is arranged on the hand-held power tool of FIG. 1 ,

FIG. 10 is a longitudinal section through the tool attachment of FIG. 9 before centering on the hand-held power tool of FIG. 1 ,

FIG. 11 is a longitudinal section through the tool attachment of FIG. 9 when centering on the hand-held power tool of FIG. 1 ,

Figure 12 and Figure 11 are longitudinal cross-sectional views of the tool attachment when it is locked,

Figure 13 is a longitudinal sectional view of the tool attachment of Figure 11 in a locked position,

Figure 14 is a longitudinal sectional view of the tool attachment of Figure 11 with the retaining ring of Figure 5,

Figure 15 is a longitudinal cross-sectional view of the tool attachment of Figure 11 with an alternative retaining ring,

FIG. 16 is a longitudinal sectional view of the tool attachment with the retaining ring of FIG. 15 , wherein the stop element assigned to the tool attachment is instead arranged,

FIG. 17 is a longitudinal cross-sectional view of the tool attachment of FIGS. 1 to 3 with the stop element arrangement of FIG. 16 .

Detailed ways

FIG. 1 shows a hand-held power tool system 198 with an exemplary hand-held power tool 100 and a tool attachment 200 that can be releasably fastened to the hand-held power tool 100 . The hand-held power tool 100 has a housing 105 in which at least one drive motor 180 is arranged for driving a preferably exchangeable insert tool 170 which can be arranged in the tool receptacle 140 . Preferably, the drive motor 180 is arranged in the motor housing 185 .

Preferably, the housing 105 has a handle 115 on which a manual switch 195 is arranged. The drive motor 180 can be actuated, ie switched on and off, for example by means of a manual switch 195 and can preferably be controlled and regulated electronically, so that it is preferably possible to operate in the opposite direction and to predetermine the desired rotational speed. Furthermore, the hand-held power tool 100 can preferably be connected to a battery pack 190 for supplying electricity independent of the grid, but can also be operated in a grid-dependent manner instead.

The hand-held power tool 100 preferably has a shiftable transmission 109 which can be shifted at least between a first gear and a second gear. The gear 109 is preferably arranged in the gear housing 110 here. For setting different gears and/or different operating modes, an operating mode setting device 192 is preferably provided. The operating mode setting device 192 here has an operating element 194 for setting the desired operating mode. In the illustration, the operating element 194 is designed such that the desired operating mode can be set by turning it clockwise and/or counterclockwise. However, the operating mode setting can also be carried out by any other operation of the operating element, for example a linear movement, in particular a linear movement. In addition, operating mode setting can also be performed via an external mobile device.

According to one embodiment, the hand-held power tool 100 has a striking mechanism 130 . Preferably, the hand-held power tool 100 is designed as a drill hammer. In the illustration, the hand-held power tool 100 has an optional additional handle 191 . However, the hand-held power tool 100 can also be designed in any other way, as long as it can be connected to the tool attachment 200 according to the invention.

Tool attachment 200 is preferably configured to receive insert tool 170 . In this case, the tool attachment 200 can preferably be driven by the drive motor 180 of the hand-held power tool 100 . For this purpose, the tool attachment 200 has a tool holder ( 230 in FIG. 2 ), which can be received at least in sections in the tool holder 140 of the hand-held power tool 100 . Furthermore, the tool attachment 200 has a locking device ( 220 in FIG. 2 ) for locking the tool attachment 200 in the tool receptacle 140 of the hand-held power tool 100 and for establishing a torque from the tool receptacle 140 to the tool attachment 200 transfer. In this case, a visual and/or haptic signaling device is preferably provided in order to signal the locking of the tool attachment 200 on the hand-held power tool 100 .

FIG. 2 shows the tool attachment 200 of FIG. 1 and the tool receiver 140 of the hand-held power tool 100 of FIG. 1 . The tool receptacle 140 is preferably designed as a hammer tube 210 of the hand-held power tool 100 , which is designed as a drill hammer. The hammer tube 210 preferably has a cylindrical base body 211 with an inner receptacle 213 . The inner receptacle 213 is designed for arranging the insert tool 170 of FIG. 1 and/or for arranging the tool holder 230 associated with the tool attachment 200 . At the free end of the base body, ie at the end at which the insert tool 170 can be arranged, the base body 211 has at least one, preferably four receptacles 212 . The at least one receptacle 212 is designed for arranging the latching element 236 .

The tool attachment 200 has a free first end 201 and a second end 202 facing the hand-held power tool 100 . Preferably, the tool attachment 200 has an actuating device with an element 222 which is conical in the illustration and an actuating sleeve 223 . Here, the conical element 222 is provided with a protective element 221 and is arranged facing the first end 201 . Furthermore, the tool attachment 200 preferably has a plug-in tool holder 226 which is designed for fixing a plug-in tool, for example the plug-in tool 170 of FIG. 1 , in the tool attachment 200 .

Furthermore, the tool attachment 200 preferably has an actuating sleeve 223 with a retaining ring 240 . The retaining ring 240 is preferably designed for loading the at least one detent element 236 of the hand-held power tool 100 into the at least one receptacle 233 of the tool holder 230 .

The tool attachment 200 preferably has a tool holder 230 having a first end 203 facing the first end 201 of the tool attachment 200 and an opposite second end 204 . In this case, the tool holder 230 has a section 237 in the region of its first end 203 , and the tool holder 230 has a section 232 in the region of its second end 204 . The section 237 is assigned to the insert tool holder 226 , wherein the respective insert tool is fixed by means of the balls 239 . The ball 239 is preferably arranged in a receptacle 238 which is assigned to the section 237 . Preferably, the section 237 is connected to the conical element 222 of the handling device via the ring 224 and the safety disc 225 .

Sections 237 and 232 are preferably separated by a peripheral flange 235 . The disk 260 is preferably arranged in the illustration to the left of the peripheral flange 235 . The disk 235 is designed to connect the tool holder 230 to the actuating sleeve 223 .

Preferably, the tool holder 230 can be received at least in sections in the tool receptacle 140 of the hand-held power tool 100 . The tool attachment 200 also preferably has a locking device 220 for locking the tool attachment 200 in the tool receptacle 140 of the hand-held power tool 100 and for establishing the torque transmission from the tool receptacle 140 to the tool attachment 200 . Preferably, the tool holder 230 has a locking element 232 which can be locked in the tool receptacle 210 of the hand-held power tool 100 by means of at least one locking element 236 . Preferably and in the illustration, four latching elements 236 are provided. It should be pointed out, however, that any number of latching elements 236 may be provided, eg more than four latching elements 236 . The locking member 232 is preferably configured to enable torque to be transmitted from the at least one detent element 236 to the tool holder 230 . Furthermore, the locking part 232 preferably has at least one receptacle 233 for at least partially receiving the at least one locking element 236 of the hand-held power tool 100 .

Preferably, the tool holder 230 has a centering section 231 for centering the tool attachment 200 on the tool receiver 140 of the hand-held power tool 100 , which is arranged at the first axial end of the tool holder 230 . section 204. The locking element 232 is preferably arranged in the region of the tool holder 230 which engages the centering section 231 . Here, the centering section 231 preferably has a smaller diameter than the locking element 232 , wherein the centering section 231 is connected to the at least one receptacle 233 of the locking element 232 via at least one guide groove 234 . Preferably and in the illustration, four guide grooves 234 are provided similar to the preferred four locking elements 236 . Preferably, the same number of locking elements 236 and guide grooves 234 are generally provided.

The retaining ring 240 is preferably arranged in the actuating sleeve 223 in such a way that the retaining ring 240 can be arranged in a release position and a locked position, in which the tool attachment 200 can be released from the hand-held power tool 100 , and in the locked position. In the position, the tool attachment 200 is locked in the tool receptacle 210 of the hand-held power tool 100 . For this purpose, a spring element 250 is preferably arranged between the disk 260 and the retaining ring 240 .

FIG. 3 shows the tool attachment 200 of FIGS. 1 and 2 disposed on the tool receiver 140 . The tool holder 230 is preferably arranged with its second end 204 in the inner receiver 213 of the tool receiver 210 . Here, the centering section 231 of the tool holder 230 is arranged in the section 311 of the tool receiver 140 . The section 311 preferably enlarges to a section 312 in the direction of the free end of the tool receiver 210 .

The tool attachment 200 is preferably arranged on the tool receptacle 210 in such a way that the at least one latching element 236 is loaded into the receptacle 233 . Here, the spring element 250 and the retaining ring 240 are arranged in the inner receptacle 321 of the actuating sleeve 223 .

Also preferably, the retaining ring 240 is axially movable between the released position and the locked position shown in FIG. 3 , wherein preferably two axial stop elements 314 , 323 are provided. The first stop element 323 is preferably designed as a stop, while the second stop element 314 is preferably designed as a safety ring. At its end facing the second end 202 of the tool attachment 200 , the actuating sleeve 223 has a receptacle 322 for arranging a first stop element 323 . The stop element 323 is designed to hold the retaining ring 240 in the actuating sleeve 223 on its end facing the second end 202 of the tool attachment 200 in the axial direction.

The retaining ring 240 preferably has an inner receptacle 345, wherein a first section 343 is provided for pre-orienting the at least one locking element 236 and a second section 344 is provided for the at least one locking element 236 The card element 236 is locked in the at least one receiver 233 . Preferably, the first section 343 has a larger diameter than the second section 344 . The retaining ring 240 is arranged in such a way that the first section 343 is arranged facing the second end 202 of the tool attachment 200 . The retaining ring 240 also has a radial widening 341 on its outer circumference in the region of the first section 343 . The radial widening 341 is preferably designed as a loading element of the spring element 250 .

The spring element 250 preferably rests on the radial widening 341 on its end facing the second end 202 of the tool attachment 200 and on its end facing the first end 201 , the spring element 250 preferably It rests on the disc 260 . The disk 260 is preferably acted upon by the spring element 250 on the radially inwardly directed circumferential edge 324 of the actuating sleeve 223 . The circumferential edge 324 is preferably formed on the end of the actuating sleeve 223 facing the first end 201 . Furthermore, FIG. 3 shows an inner receptacle 351 of the tool holder 230 for arranging a plug-in tool.

FIG. 4 shows the retaining ring 240 of FIGS. 2 and 3 . Here, FIG. 4 shows the inner receiver 345 with the first and second sections 343 , 344 and the radial widening 341 .

FIG. 5 shows an alternative retaining ring 400 . The retaining ring 400 has the inner receiver 345 of FIG. 3 having first and second sections 343 , 344 . The outer circumference of the retaining ring 400 here preferably forms a section 411 which is designed to act upon the spring element 250 of FIGS. 2 and 3 with its side 412 . It should be pointed out that the retaining ring 400 can also act on the spring element 250 via its right side 413 in the illustration.

FIG. 6 shows the tool holder 230 of FIG. 3 with its section 237 facing the first end 203 and centering section 231 facing the second end 204 . Here, FIG. 6 shows a receptacle 238 for arranging the ball 239 of FIG. 2 , which is designed for locking a plug-in tool.

FIG. 6 also shows the locking member 232 engaged on the centering section 231 in the direction of the first end 203 of the tool holder 230 . As mentioned above, the centering section 231 is connected to the at least one receptacle 233 of the locking part 232 via the at least one guide groove 234 .

Preferably, the at least one receptacle 233 is constructed in the form of a recess having flanks 511 . The flanks 511 are preferably designed here to enable the transmission of torque from the at least one latching element 236 of FIG. 2 to the tool holder 230 .

FIG. 7 shows the tool holder 230 of FIG. 6 . Here, FIG. 7 shows the notches 233 and the flanks 511 constructed in the type of recesses.

FIG. 8 shows the tool receiver 210 of FIG. 3 and shows the section 311 of the tool receiver 140 which enlarges to the section 312 . FIG. 8 also shows the arrangement of the preferably four receptacles 212 .

FIG. 9 shows the tool attachment 200 of FIG. 3 when inserted into the tool receptacle 210 of the hand-held power tool 100 of FIG. 1 . Here, the locking element 236 can move freely or in the direction of the arrow 602 . The spring element 250 preferably preloads the retaining ring 240 .

FIG. 10 shows the tool attachment 200 of FIG. 9 , wherein the detent element 236 is arranged on the centering section 231 at the transition to the guide groove 234 . The retaining ring 240 preferably prevents or inhibits further pushing of the tool attachment 200 onto the tool receiver 210 in the event of an incorrect orientation of the latching element 236 .

FIG. 11 shows the tool attachment 200 of FIG. 10 after the corresponding pre-orientation. Here, the retaining ring 240 or the section 343 is arranged above the latching element 236 . The detent element 236 is arranged here on the guide groove 234 .

FIG. 12 shows the tool attachment 200 of FIG. 11 stuck on the tool receiver 210 . Here, the locking element 236 is arranged in the centering section 231 but is offset from the guide groove 234 . Due to this offset arrangement, the locking element 236 cannot reach the guide groove 234 .

FIG. 13 shows the tool attachment 200 of FIG. 12 in a locked position in which the tool attachment 200 is locked in the tool receptacle 210 shown in FIG. 2 of the hand-held power tool 100 shown in FIG. 1 . . The locking element 236 is arranged in the receptacle 233 here. Since the latching element 236 is arranged in the receptacle 233 , the retaining ring 240 is loaded back by the spring element 250 , so that the latching element 236 is fixed in the receptacle 233 by the section 344 .

FIG. 14 shows the tool attachment 200 of FIG. 3 in an alternative arrangement of the retaining ring 400 of FIG. 5 . Here, the retaining ring 400 is acted on by the spring element 250 on its side surface 412 . Here, the spring element 250 is reversed from the previous embodiment of FIG. 3 .

FIG. 15 shows the tool attachment 200 of FIG. 3 with a retaining ring 720 of a further embodiment for forming the retaining ring 240 of FIG. 3 , wherein the retaining ring 720 of FIG. 15 has a cylindrical base body. The retaining ring 720 preferentially loads the locking element 236 with its side 713 during assembly, which is thus formed as the section 343 . In the locked position, the inner circumference of the retaining ring 720 is configured such that the section 344 preferably loads the detent element 236 into the receptacle 233 of FIG. 13 and locks the detent element 236 therein.

Figure 16 shows the tool attachment 200 having the retaining ring 720 of Figure 15 with the orientation of the assembly changed. Here, in FIG. 16 , the stop elements 314 , 323 of FIG. 3 are replaced, so that the stop element 323 is assigned to the disk 260 . Here, the stop edge 730 assigned to the actuating sleeve 223 is preferably assigned to the stop element 314 .

FIG. 17 shows a tool attachment 200 having the retaining ring 240 of FIGS. 2 and 3 with a variation of the assembly orientation of FIG. 16 . Similar to FIG. 16 , the stop element 323 is assigned to the disk 260 and the stop edge 730 is assigned to the stop element 314 .

Assembly of the tool attachment 200 is preferably carried out by simply sliding it straight onto the tool receptacle 210 of the hand-held power tool 100 , but preferably the hand-held power tool 100 or an element of the tool attachment 200 does not have to be moved away from the hand-held power tool 100 . . When disassembling, preferably only the tool attachment 200 has to be moved away from the hand-held power tool 100 . In this case, the actuating sleeve 223 or the stop element 323 drives the retaining ring 240 forward, ie in the direction away from the hand-held power tool 100 . As a result, the latching element 236 can be moved outwards as far as the section 343 of the retaining ring 240 and the tool attachment 200 is in the release position and can be removed from the hand-held power tool 100 . This enables autonomous locking and autonomous unlocking of the tool attachment 200 .

Claims (11)

1. A hand-held power tool system (198), comprising: a hand-held power tool (100), in particular a drill hammer; and a tool attachment (200) that can be releasably fastened to the hand-held power tool (100) and is designed to receive a plug-in tool (170) and can be driven by a drive motor (180) associated with the hand-held power tool (100), wherein the tool attachment (200) has a tool holder (230) that can be received at least in sections in the tool receiver (140) of the hand-held power tool (100), and wherein the tool attachment (200) has a locking device (220) for locking the tool attachment (200) in the tool receiver (140) of the hand-held power tool (100) and for configuring a torque transmission from the tool receiver (140) to the tool attachment (200), characterized in that the tool holder (230) has a locking part (232) that can be locked in the tool receiver (210) of the hand-held power tool (100) by means of at least one locking element (236), and, the locking component is configured to enable torque to be transmitted from the at least one latching element (236) to the tool holder (230).

2. Hand-held power tool system according to claim 1, characterised in that the locking part (232) has at least one receiving element (233) for at least partially receiving the at least one latching element (236) of the hand-held power tool (100).

3. The hand-held power tool system according to claim 1 or 2, wherein the tool holder (230) has a centering section (231) for centering the tool attachment (200) on the tool receiver (140) of the hand-held power tool (100), which centering section is arranged on the first axial end (204) of the tool holder (230), wherein the locking part (232) is provided in the region of the tool holder (230) that engages on the centering section (231).

4. Hand-held power tool system according to claim 3, characterized in that the centering section (231) has a smaller diameter than the locking part (232), wherein the centering section (232) is connected with the at least one receiving part (233) of the locking part (232) via at least one guide groove (234).

5. The hand-held power tool system according to one of the preceding claims, characterized in that the at least one receiving element (233) is configured in the manner of a recess having a side wing (511), wherein the side wing (511) is configured to enable torque to be transmitted from the at least one latching element (236) to the tool holder (230).

6. The hand-held power tool system according to one of claims 2 to 5, characterized in that the tool attachment (200) has a handling sleeve (223) with a retaining ring (240), wherein the retaining ring (240) is designed to load the at least one latching element (236) of the hand-held power tool (100) into the at least one receiving element (233) of the tool holder (230).

7. The hand-held power tool system according to claim 6, characterized in that the retaining ring (240) has an inner receptacle (345), wherein a first section (343) for pre-orienting the at least one latching element (236) and a second section (344) for locking the at least one latching element (236) in the at least one receptacle (233) are provided.

8. Hand-held power tool system according to claim 6 or 7, characterized in that the retaining ring (240) is arranged in the actuating sleeve (223) such that the retaining ring (240) can be arranged in a release position, in which the tool attachment (200) can be released from the hand-held power tool (100), and in a locking position, in which the tool attachment (200) is locked in the tool receptacle (210) of the hand-held power tool (100).

9. Hand-held power tool system according to one of claims 6 to 8, characterised in that the retaining ring (240) is axially movable between a release position and a locking position, wherein two axial stop elements (314, 323) are provided, and wherein a first stop element (323) is designed as a stop and a second stop element (314) is designed as a safety ring.

10. Hand-held power tool system according to one of the preceding claims, characterised in that a visual and/or tactile signaling device is provided for signaling the locking of the tool attachment (200) on the hand-held power tool (100).

11. A tool attachment (200) for a hand-held power tool (100), which is designed to receive a plug-in tool (170) and can be driven by a drive motor (180) associated with the hand-held power tool (100), having: a tool holder (230) that can be received at least in sections in a tool receiver (140) of the hand-held power tool (100); and a locking device (220) for locking in the tool receiver (140) of the hand-held power tool (100) and for configuring a torque transmission from the tool receiver (140) of the hand-held power tool (100) to the tool attachment (200), characterized in that the tool holder (230) has a locking part (232) which can be locked in the tool receiver (210) of the hand-held power tool (100) by means of at least one latching element (236) of the hand-held power tool (100) and which is configured for enabling a torque transmission from the at least one latching element (236) to the tool holder (230).

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