CN111002271A

CN111002271A - Hand-held power tool

Info

Publication number: CN111002271A
Application number: CN201910949155.2A
Authority: CN
Inventors: Z·沃尔高; L·盖尔盖伊; T·汉佩尔
Original assignee: Robert Bosch GmbH
Current assignee: Robert Bosch GmbH
Priority date: 2018-10-08
Filing date: 2019-10-08
Publication date: 2020-04-14
Also published as: EP3646992A2; EP3646992A3; DE102018217152A1; EP3646992B1

Abstract

A hand-held power tool (100), in particular a battery-operated screwdriver, is provided, comprising a hand-held power tool housing (110), a tool axis (112), a drive unit (120) for driving a tool receiver (128), and a control unit (160) for controlling a signal output unit (170), wherein the signal output unit (170) is designed to activate the drive unit (120). It is proposed that the actuating unit (160) has at least one actuating element (162) which is mounted such that it can move in a first direction (102) and the signal output unit (170) has at least one signal output element (172) which is mounted such that it can move in a second direction (104), wherein the first direction (102) differs from the second direction (104).

Description

Hand-held power tool

Technical Field

The invention relates to a hand-held power tool, in particular a battery-operated screwdriver, having a hand-held power tool housing, a tool axis, a drive unit for driving a tool holder, and an actuating unit for actuating a signal-emitting unit, wherein the signal-emitting unit is designed to activate the drive unit.

Background

DE 102012220426 a1 discloses a screwing and/or drilling machine having a machine housing, an axis of rotation, a drive unit for driving a fastening part of a plug-in tool, and an operating unit for activating the drive unit.

Disclosure of Invention

The invention is based on a hand-held power tool, in particular a battery-operated screwdriver, having a hand-held power tool housing, a tool axis, a drive unit for driving a tool holder, and an actuating unit for actuating a signal-emitting unit, wherein the signal-emitting unit is designed to activate the drive unit. It is proposed that the actuating unit has at least one actuating element which is mounted so as to be movable in a first direction and that the signal output unit has at least one signal output element which is mounted so as to be movable in a second direction, the first direction being different from the second direction.

The invention provides a hand-held power tool, in particular a cordless screwdriver, by means of which operator convenience can be increased by providing an actuating unit with at least one actuating element which is mounted so as to be movable in a first direction and a signal output unit with at least one signal output element which is mounted so as to be movable in a second direction, wherein the first direction differs from the second direction. The hand-held power tool, in particular the battery-operated screwdriver, can thereby be made small and compact, so that the operator can use the hand-held power tool, in particular the battery-operated screwdriver, in a versatile and difficult-to-reach working position.

The hand-held power tool housing is at least one housing of a hand-held power tool, in particular a screwdriver, which is at least designed to at least partially receive the drive unit. The hand-held power tool housing can also be provided for receiving the tool receiver, the rotational direction selection element, the control unit and/or the energy supply unit at least partially. The hand-held power tool housing can have at least two housing elements in one embodiment. The housing elements can be connected to one another, wherein the connection is made in particular by a force-locking and/or form-locking connection. The housing element at least partially forms an outer surface of the housing of the hand-held power tool. The housing element can be designed, for example, as a housing half-shell, a front housing part, a cover housing part, etc. It is also conceivable for the housing of the hand-held power tool to comprise more than two housing elements. The housing of the hand-held power tool, in particular the housing element, also forms an inner surface. The inner surface is substantially configured within the space enclosed between the housing elements.

In the context of the present invention, a "hand-held power tool" is to be understood to mean, in particular, a hand-guided machine, preferably a battery-operated hand-held power tool. By way of example, the hand-held power tool can be designed as a screwdriver, a drill screwdriver, a hammer screwdriver, a rotary hammer screwdriver, a drywall screwdriver, a corner drill or a hammer drill/hammer. However, a mains-operated hand-held power tool is also conceivable.

The drive unit of the hand-held power tool also has a transmission unit in addition to the at least one drive motor. The transmission unit is designed to adapt, in particular reduce and/or increase, the rotational speed of the drive motor. The gear unit can be designed in one embodiment as a planetary gear, wherein it is also conceivable for the planetary gear to be switchable. The drive motor of the hand-held power tool is designed to provide a torque for driving the main driven shaft in at least one operating state. Preferably, the main driven shaft extends substantially parallel to a main working direction of the hand-held power tool. In this embodiment, the main driven shaft of the drive unit constitutes the tool axis.

The main driven shaft may have a tool receiver for receiving an insertion tool. In one embodiment, the tool receiver can be designed as an inner receiver, in particular as an inner polygonal receiver, in particular as a full-hexagon receiver. It is also contemplated that the tool receiver of the master and slave shafts is configured as an external receiver. The tool receiver of the main driven shaft is the output of the main driven train of the hand-held power tool and is provided for transmitting a torque and/or a rotational movement to the insertion tool.

The hand-held power tool, in particular a cordless screwdriver, comprises an energy supply unit for supplying energy to a drive unit, in particular a drive motor. The hand-held power tool is preferably a battery-operated hand-held power tool, which can be operated by means of at least one battery, in particular by means of a battery pack of the hand-held power tool. Whereby energy is supplied by the energy supply unit by means of the at least one accumulator. In the context of the present invention, a "hand-held power tool battery pack" is understood to mean a combination of at least one battery cell and a battery pack housing. The battery pack of the hand-held power tool is advantageously designed to supply energy to a battery-operated hand-held power tool which is usually sold. The at least one battery cell can be configured, for example, as a lithium-ion battery cell having a nominal voltage of 3.6 volts. In this embodiment of the invention, the at least one accumulator battery is arranged, in particular mounted, in particular completely fitted, in particular in the housing of the hand-held power tool in a fixed manner to the housing. In an alternative embodiment, however, it is also possible for the at least one battery to be designed as a replaceable battery, in particular as a replaceable battery pack for a hand-held power tool. Alternatively, the hand-held power tool can be a mains-operated hand-held power tool, which can be connected to an external mains socket by means of an electrical supply line. Here, the external mains socket can supply a voltage of 50 hz or 60 hz, for example 100 v, 110 v, 120 v, 127 v, 220 v, 230 v or 240 v, but a three-phase alternating voltage is also possible. Possible configurations of external grid sockets and the voltages available in connection therewith are well known to the person skilled in the art. The invention is thus not limited to the type of energy supply unit.

The rotational direction selection element is designed to set at least one rotational direction of the drive unit. In particular, the rotational direction selection element is provided for being switchable between a clockwise rotational direction and a counter-clockwise rotational direction. In one embodiment, the rotational direction selection element can also have a rotational direction neutral state in which the drive unit can be operated without rotational direction. In one embodiment, the rotational direction selection element can be configured as a rotational direction selection switch. The rotation direction selection element is further arranged for conducting a signal for selecting a clockwise rotation direction, a counter-clockwise rotation direction and a neutral state in the rotation direction to the control unit.

The control unit of the hand-held power tool is provided for controlling and/or regulating the drive unit, in particular the drive motor. For this purpose, the control unit receives the signal of the signal-giving unit. The actuation unit is designed to be actuated by an operator and to transmit mechanical actuation to the signal output unit. The signal-providing unit converts the mechanical manipulation into a signal, in particular an electrical signal. The signal-giving unit then transmits the signal to the control unit. The control unit receives and processes the signal and controls and/or regulates the drive unit on the basis of the signal-giving unit.

The actuating element of the actuating unit is mounted so as to be movable relative to the hand-held power tool housing and can be actuated by an operator in a first direction. The operator can actuate the actuating element in a first direction by means of at least one finger in order to control and/or adjust the hand-held power tool. The first direction may be relative to the tool axis and may be parallel to the tool axis in one embodiment. The first direction is designed in such a way that a movement direction that is intuitive for the operator of the actuating element is possible, so that the operator can carry out his desired activities directly by means of the hand-held power tool, in particular the battery-operated screwdriver. However, it is also conceivable for the first direction to be transverse, in particular substantially perpendicular, to the tool axis.

The signal output element of the signal output unit is mounted so as to be movable relative to the hand-held power tool housing and is actuated by the actuating unit in a second direction. The second direction is here relative to the tool axis and may in an embodiment be transverse to the tool axis. It is also contemplated that the second direction is parallel or substantially perpendicular to the tool axis.

In an embodiment, the second direction is configured at an angle relative to the first direction. Furthermore, the first direction is arranged at an angle in the range of 1 ° to 15 °, in particular at an angle in the range of 2 ° to 10 °, completely in particular at an angle in the range of 3 ° to 8 °, relative to the second direction. The hand-held power tool, in particular the hand-held power tool housing, can be more compact due to the arrangement of the second direction at an angle to the first direction. At the same time, the angled arrangement makes it possible to reliably actuate the signal output unit by the actuating unit.

In one embodiment, the actuating element has at least one actuating surface, wherein the actuating surface is arranged at an angle in the range of 60 ° to 90 °, in particular in the range of 65 ° to 85 °, and in particular completely in the range of 70 ° to 80 °, relative to the tool axis. Furthermore, the actuating element forms a control surface, so that the actuating element and the control surface can be formed in one piece. The control surface is shaped in such a way that an operator can place at least one finger on the control surface in an ergonomic and intuitive manner for using the hand-held power tool.

In one embodiment, the actuating unit has at least one receiving element for receiving the signal emitting element, wherein the receiving element comprises a receiving surface and the receiving surface is arranged at an angle in the range of 70 ° to 110 °, in particular at an angle in the range of 80 ° to 105 °, and in particular at an angle in the range of 90 ° to 100 °, relative to the tool axis. The receiving element is designed to establish a functional connection between the actuating unit and the signal output unit, in particular the signal output element. The reception of the signal emitting element by the receiving element can be form-locking, force-locking and/or material-locking. It is also conceivable for the signal output unit to have at least one spring element for loading the signal output element. In this case, the signal emitting element can rest against the receiving element via the receiving surface or be supported on the receiving surface. The spring element makes it possible to put the actuating unit, in particular the actuating element, into a neutral state after actuation of the actuating unit and the signal output unit. In the neutral position, the actuating element can be actuated again by the operator. It is also conceivable for the actuating unit to have at least one spring element for restoring the actuating element into the neutral position. In a configuration in which the signal-emitting element bears against or is supported on the receiving element, it is possible to realize: the receiving surface is at least partially polished in order to at least reduce, in particular minimize, friction between the signal emitting element and the receiving element by the receiving surface. The receiving element can be arranged substantially parallel to the actuating element, wherein the receiving element can be arranged substantially opposite the actuating element in an axial direction with respect to the tool axis. It is conceivable for the actuating element and the receiving element to be constructed in one piece, wherein a two-piece design is also possible.

In one embodiment, the actuating surface and the receiving surface enclose an angle in the range of 3 ° to 25 °, in particular in the range of 5 ° to 20 °, and completely in particular in the range of 10 ° to 18 °. The control surface and the receiving surface are arranged opposite one another in an axial direction with respect to the tool axis. By means of an angle in the range of 3 ° to 25 °, in particular in the range of 5 ° to 20 °, in particular completely in the range of 10 ° to 18 °, a compact and at the same time convenient hand-held power tool is provided.

In one embodiment, the actuating unit has at least one first guide rail, and the hand-held power tool housing comprises at least one guide groove, wherein the guide groove supports the first guide rail for guiding the actuating unit, in particular in the axial direction. The first guide bar is formed on the actuating unit substantially transversely to the tool axis. Preferably, the first guide strip is formed integrally with the actuating unit, wherein it is also conceivable for the first guide strip to form a form-locking, force-locking and/or material-locking connection with the actuating unit. It is also possible that two first guide strips are provided. The guide groove is formed on the housing of the hand-held power tool, in particular on the housing element, substantially parallel to the tool axis. Furthermore, the guide groove is shaped in such a way that it receives the first guide strip, in particular in a form-locking manner, and supports the first guide strip in a movable manner. The movable mounting of the first guide rail by the guide groove makes it possible to guide the actuating unit, in particular in the axial direction. The guide groove is formed on the housing of the hand-held power tool, in particular on one of the housing elements, by at least two guide groove elements. The guide groove element can be formed in one piece with the hand-held power tool housing. It is conceivable that four guide groove elements are configured for guiding the first guide strip, in particular in the axial direction. It is also conceivable for the guide groove elements to be formed on one of the housing elements each. The first guide strip and the guide groove make it possible to guide the steering unit safely and reliably during steering of the steering unit.

In one embodiment, the actuating unit has at least one second guide strip, and the hand-held power tool housing comprises at least one guide rail, wherein the second guide strip bears against the guide rail for guiding the actuating unit, in particular in the axial direction. The second guide bar is formed on the actuating unit substantially transversely to the tool axis. Preferably, the second guide strip is formed integrally with the actuating unit. It is also possible for the second guide strip to form a form-locking, force-locking and/or material-locking connection with the actuating unit. It is also conceivable to construct two second guide strips. The guide rail is formed on the housing of the hand-held power tool, in particular on one of the housing elements, substantially parallel to the tool axis. The guide rail is also shaped in such a way that the second guide strip rests against the guide rail and is mounted on the guide rail in a movable manner. The movable mounting of the guide rail on the second guide strip makes it possible to guide the actuating unit, in particular in the axial direction. In addition, the guide rail enables a safe and reliable axial movement of the actuating unit and prevents a rotational movement of the actuating unit, in particular of the actuating element. The guide rail is formed on the hand-held power tool housing, in particular on one of the housing elements, and in one embodiment is formed integrally with the hand-held power tool housing, in particular one of the housing elements. It is conceivable for the guide rail to be formed on one of the housing elements each. The second guide strip and the guide rail make it possible to guide the actuating unit safely and reliably, in particular in the axial direction, during the actuation of the actuating unit.

In this case, the first guide strip has a smaller radial distance from the tool axis than the second guide strip. A safe and reliable axial guidance of the actuating unit is ensured by the different radial distances of the first and second guide strips from the tool axis.

In one embodiment, the actuating unit has at least one cover element, while the hand-held power tool housing comprises at least one cover receiving element, wherein the cover receiving element receives the cover element for stabilizing the first direction, in particular in a form-fitting manner. The cover element is adapted, in particular compatible, with the cover receiving element, in particular is received in a form-locking manner for stabilizing the first direction. The cover element and/or the cover receiving element may be substantially c-shaped. It is also conceivable for the cover element and/or the cover receiving element to be of polygonal design. Furthermore, the cover element may be ramp-shaped and the cover receiving element may be wedge-shaped. Furthermore, the cover element and the cover receiving element may be shaped substantially transversely to the tool axis. The cover element can be formed integrally with the actuating unit. Furthermore, the cover receiving element can be formed in one piece with the hand-held power tool housing.

The cover element and the cover receiving element are provided to prevent dirt particles from penetrating into the hand-held power tool housing in the non-actuated state. Furthermore, the cover element and the cover receiving element are configured such that they ensure that the at least one finger of the operator is not pinched during manipulation of the operating unit.

In one embodiment, the actuating element, the receiving element, the first guide strip, the second guide strip and the cover element are formed in one piece. This makes it possible to provide a compact and at the same time reliably manoeuvrable actuating unit.

In one embodiment, the hand-held power tool housing has a handle, and the signal output unit comprises a signal output unit volume, wherein at least 50%, in particular 75%, and especially 80%, of the signal output unit volume is arranged between the tool axis and the handle. The handle is designed to be gripped by an operator, so that the operator can reliably guide and use the hand-held power tool with at least one hand. When using the hand-held power tool, the operator substantially completely grips the handle. The handle extends substantially in a manner directed away from the tool axis in a radial direction. The signal-providing units are arranged substantially in a radial direction with respect to the tool axis. The signal-giving unit volume is the volume of the signal-giving unit. The signal output unit, in particular the signal output unit, is arranged in a volume substantially between the tool axis and the handle, so that the hand-held power tool, in particular the hand-held power tool housing, can be formed particularly compactly and in a lightweight manner.

Drawings

The invention is explained below on the basis of preferred embodiments. The figures show:

fig. 1 is a side view of a hand-held power tool according to the invention;

fig. 2 is a detail of a sectional view of the hand-held power tool;

FIG. 3a is a longitudinal section through the actuating unit;

FIG. 3b is a front view of the steering unit;

FIG. 4 is a cross-sectional view of the hand held power tool housing;

Detailed Description

Fig. 1 shows a hand-held power tool 100, which in this embodiment is designed as a battery-operated hand-held power tool 100, in this case, as an exemplary rechargeable-battery screwdriver. Note that the present invention is not limited to the battery type driver. The invention can be used in different hand-held power tools having a control unit 160 and a signal output unit 170 according to the invention. Furthermore, the invention can be used not only in a mains-independent hand-held power tool operated by a battery, i.e., a battery-operated hand-held power tool, but also in a mains-operated hand-held power tool, i.e., a mains-operated hand-held power tool, and/or in a hand-held power tool that can be operated without electrical power. The hand-held power tool 100 is shown in the drawing with a drive unit 120 and a main driven shaft 126 with a tool receiver 128. In this embodiment, the main driven shaft 126 of the drive unit 120 constitutes the tool axis 112. The hand-held power tool 100 has a hand-held power tool housing 110, the hand-held power tool housing 110 here enclosing a drive unit 120 in the illustration. The driving unit 120 further includes a driving motor 121 and a transmission unit 122. The gear unit 122 can be designed as at least one switchable planetary gear. The transmission unit 122 and the drive motor 121 are connected via a motor shaft 123. The transmission unit 122 is arranged for converting the rotation of the motor shaft 123 via the main driven shaft 126 into rotation between the transmission unit 122 and the tool receiver 128. In the illustration, the drive motor 121 and the transmission unit 122 are arranged directly in the hand-held power tool housing 110 in the manner of an open-frame construction. The drive motor 121 is configured as an electronically commutated motor. Advantageously, the drive motor 121 can be electronically controlled and/or regulated so that a reverse operation and a desired rotational speed can be achieved.

Preferably, the tool receiver 128 is formed and/or configured on the main driven shaft 126. The tool receiver 128 is here designed as a hexagon socket head receiver, in the manner of a batch head holder, which is provided for receiving a plug-in tool. The insert tool is formed with a polygonal outer coupling portion in a type of a driver bit. The type of screwdriver bits, for example in the HEX type, is well known to the person skilled in the art. The invention is not limited to the use of HEX-driver bits but can be used in other tool holders deemed appropriate by those skilled in the art, such as HEX-bits or SDS-Quick-insert tools. Furthermore, the construction and the manner of operation of suitable batch head holders are sufficiently known to the person skilled in the art.

The hand-held power tool 100 also has an energy supply unit 140 for supplying energy to the drive unit 120. In this embodiment, the energy supply unit 140 comprises at least one battery for driving the drive unit 120. Thus, energy is provided by the at least one energy supply unit 140 by means of the at least one accumulator. In this case, the at least one rechargeable battery is arranged in a fixed manner with the housing substantially within the hand-held power tool housing 110 of the hand-held power tool 100. The hand-held power tool 100 has a charging unit, which is not shown in detail. The charging unit can be connected to the power grid and is designed to charge the energy supply unit 140.

The hand-held power tool housing 110 supports the drive unit 120 in the assembled state and thus protects the drive unit 120 from environmental influences such as dust, moisture, radiation and/or impacts. Furthermore, the hand-held power tool housing 110 is designed in a pistol-shaped manner, wherein it is also conceivable for the hand-held power tool housing 110 to be designed in a T-shape. The hand-held power tool housing 110 comprises a handle 111. The handle 111 is designed to be grasped by the hand of an operator in order to use the hand-held power tool 100. The hand-held power tool 100 is designed to be held by a hand for use.

Furthermore, the hand-held power tool housing 110 has two housing elements 113. In this embodiment, the housing elements 113 can be connected to one another in a form-fitting manner and can be screwed together by means of screws, not shown. Furthermore, the housing element 113 forms an outer surface 114 of the hand-held power tool housing 110. Furthermore, the housing element 113 forms an inner surface 115 of the hand-held power tool housing 110.

In this embodiment, the hand-held power tool housing 110 receives at least the drive unit 120, the rotational direction selection element 124, the control unit 150, the main driven shaft 126 and the energy supply unit 140.

The rotational direction selector element 124 is in this embodiment designed as a rotational direction selector switch and is provided for setting the rotational direction of the drive unit 120. The hand-held power tool housing 110 receives a rotational direction selection element 124. The rotational direction selecting member 124 is switchable between a clockwise rotational direction and a counterclockwise rotational direction of the driving unit 120. The rotational direction selection element 124 also has a rotational direction neutral position in which the drive unit 120 can be operated without rotational direction. The rotational direction selection element 124 conducts the settings of the neutral state in the clockwise rotational direction, the counterclockwise rotational direction and the rotational direction to the control unit 150.

The hand-held power tool 100 comprises a control unit 150. The control unit 150 controls and/or regulates the drive unit 120, in this embodiment the drive motor 121. Furthermore, the hand-held power tool 100 has a control unit 160, which can be operated by an operator. When the operator manipulates the manipulation unit 160, the manipulation unit 160 conducts the mechanical manipulation to the signal giving unit 170. Then, the signal-giving unit 170 converts the mechanical manipulation into an electric signal. The signal-giving unit 170 then conducts the electrical signal to the control unit 150. The control unit 150 is designed such that it receives, processes electrical signals and controls and/or regulates the drive unit 120 as a function of the electrical signals and the setting of the rotational direction selection element 124.

The actuating unit 160 has an actuating element 162, which is mounted so as to be movable relative to the hand-held power tool housing 110. The manipulation element 162 may be manipulated by an operator in the first direction 102. The operator can control and/or adjust the hand-held power tool 100 by the operator actuating the actuating element 162 in the first direction 102 by means of at least one finger. In this embodiment, the first direction 102 is oriented parallel to the tool axis 112. Furthermore, the actuating element 162 comprises an actuating surface 164. Here, the control surface 164 is oriented at an angle 105 in the range of 60 ° to 90 ° relative to the tool axis 112. The actuating element 162 and the actuating surface 164 are in this case formed in one piece. The control surface 164 is adapted to receive one or more fingers of an operator.

The signal providing unit 170 has a signal providing element 172, see also fig. 2. The signal output element 172 is mounted so as to be movable relative to the hand-held power tool housing 110. Furthermore, the signal-emitting element 172 can be actuated by the actuating unit 160 in the second direction 104. In this embodiment, the second direction 104 is transverse to the tool axis 112. The second direction 104 is in this embodiment oriented at an angle relative to the first direction 102. Here, the first direction 102 and the second direction 104 enclose an angle 103 in the range of 1 ° to 15 °. The signal giving unit 170 has a signal giving unit volume. At least 50% of the volume of the signal-giving unit is arranged between the tool axis 112 and the handle 111, see also fig. 2.

Fig. 2 shows a detail 300 of a sectional view of the hand-held power tool 100. The steering unit 160 comprises a receiving element 166 for receiving a signal-giving element 172. Here, the receiving element 166 has a receiving surface 168, see also fig. 3. The receiving surface 168 is at an angle 106 in the range of 70 ° to 110 ° relative to the tool axis. In this embodiment, the receiving element 166 forms the operative connection between the actuating unit 160 and the signal output unit 170. The signal output unit 170 comprises a spring element, not shown in detail, for loading the signal output element 172. In this embodiment, the signal emitting element 172 rests against the receiving element 166 via the receiving surface 168. After actuation of the actuating unit 160 and the signal output unit 170, the spring element guides the actuating element 162 into the neutral position. The neutral position allows the operator to manipulate the actuation member 162 again. In this embodiment, the receiving surface 168 is at least partially polished to at least reduce friction between the signal presenting element 172 and the receiving element 166 through the receiving surface 168. The receiving element 166 is arranged substantially opposite the actuating element 162 in the axial direction relative to the tool axis 112. In this embodiment, the actuating element 162 and the receiving element 166 are formed in one piece.

Furthermore, the handling unit 160 comprises a cover element 169. The hand-held power tool housing 110 has a cover receiving element 116. The cover receiving element 116 receives the cover element 169 for the form-locking stabilization of the first direction 102. In this embodiment, the cover element 169 is shaped to fit the cover receiving element 116. The cover receiving element 116 receives the cover element 169 in a form-fitting manner, so that the actuating element 162 can be guided safely and reliably relative to the hand-held power tool housing 110. This serves to stabilize the first direction 102. In this embodiment, the cover element 169 and the cover receiving element 116 are substantially c-shaped and arranged substantially transversely to the tool axis 112. Furthermore, the cover element 169 is shaped ramp-like, see fig. 4. While the cover receiving element 116 is configured wedge-shaped, see fig. 3. In this embodiment, the cover element 169 is formed integrally with the actuating unit 160. The cover receiving element 116 is designed here in one piece with the hand-held power tool housing 110.

Fig. 3 shows two views of the actuating unit 160. Fig. 3a shows a longitudinal section through the actuating unit. The actuating surface 164 and the receiving surface 168 enclose an angle 167 in the range of 3 ° to 25 °. In this embodiment, the control surface 164 and the receiving surface 168 are oppositely disposed in an axial direction relative to the tool axis 112. Fig. 3b shows a front view of the actuating unit 160. The actuating unit 160 comprises a first guide strip 174, wherein in this embodiment two first guide strips 174 are formed. The hand-held power tool housing 110 has a guide groove 176, see fig. 4. In this embodiment, the hand-held power tool housing 110 comprises two guide grooves 176, wherein each housing element 113 forms a respective guide groove 176. The guide groove 176 supports the first guide bar 174 for guiding the manipulation unit 160 in the axial direction. In this embodiment, the first guide strip 174 is formed on the actuating unit 160 substantially transversely to the tool axis 112. The first guide strip 174 is in this embodiment formed integrally with the actuating unit 160.

As shown in fig. 3b, the manipulation unit 160 includes a second guide bar 178. In this embodiment, two second guide bars 178 are provided. The hand-held power tool housing 110 has a guide rail 180, see fig. 4. In this embodiment, the hand-held power tool housing 110 comprises two guide rails 180, wherein each housing element 113 forms a respective guide rail 180. The second guide bar 178 bears against the guide rail 180 for axially guiding the actuating unit 160. In this embodiment, the second guide strip 178 is formed on the actuating unit 160 substantially transversely to the tool axis 112. In this embodiment, the second guide strip 178 is formed integrally with the actuating unit 160. In this embodiment, the first guide strip 174 has a reduced radial spacing from the tool axis 112 compared to the second guide strip 178. Furthermore, the actuating element 162, the receiving element 166, the first guide strip 174, the second guide strip 178 and the cover element 169 are integrally formed.

Fig. 4 shows a sectional view of the hand-held power tool housing 110. Here, the guide groove 176 is formed on the hand-held power tool housing 110 substantially parallel to the tool axis 112. The guide groove 176 is shaped in such a way that it receives the first guide strip 174 in a form-fitting manner for movable mounting. Thereby, the guide groove 176 enables the steering unit 160 to be guided in the axial direction by the first guide bar 174. In this embodiment, the guide slot 176 is formed by four guide slot members 177. The guide groove element 177 is in this case formed in one piece with the hand-held power tool housing 110. In this embodiment, the two housing elements 113 each have four guide groove elements 177. The guide 180 is formed on the hand-held power tool housing 110 in this case substantially parallel to the tool axis 112. Furthermore, the second guide bar 178 bears against the guide rail 180 for a movable mounting relative to the hand-held power tool housing 110. Thereby enabling the second guide bar 178 to be axially guided by the guide rail 180. In this embodiment, each housing element 113 forms a guide rail 180, wherein the guide rails 180 are integral with the housing elements 113.

Claims

1. A hand-held power tool (100), in particular a battery-operated screwdriver, having a hand-held power tool housing (110), a tool axis (112), a drive unit (120) for driving a tool receiver (128), and an actuating unit (160) for actuating a signal output unit (170), wherein the signal output unit (170) is designed to activate the drive unit (120),

it is characterized in that the preparation method is characterized in that,

the actuating unit (160) has at least one actuating element (162) which is mounted so as to be movable in a first direction (102), and the signal output unit (170) has at least one signal output element (172) which is mounted so as to be movable in a second direction (104), wherein the first direction (102) differs from the second direction (104).

2. The hand-held power tool (100) according to claim 1, wherein the second direction (104) is configured at an angle to the first direction (102).

3. The hand-held power tool (100) according to claim 2, characterized in that the first direction (102) is arranged at an angle (103) in the range of 1 ° to 15 °, in particular in the range of 2 ° to 10 °, and completely in particular in the range of 3 ° to 8 °, relative to the second direction (104).

4. The hand-held power tool (100) according to one of the preceding claims, characterized in that the actuating element (162) has at least one actuating surface (164), wherein the actuating surface (164) is arranged at an angle (105) in the range of 60 ° to 90 °, in particular in the range of 65 ° to 85 °, and completely in particular in the range of 70 ° to 80 °, relative to the tool axis (112).

5. The hand-held power tool (100) according to one of the preceding claims, characterized in that the actuating unit (160) has at least one receiving element (166) for receiving the signal output element (172), wherein the receiving element (166) comprises a receiving surface (168) and the receiving surface (168) is arranged at an angle (106) in the range of 70 ° to 110 °, in particular in the range of 80 ° to 105 °, and in particular completely in the range of 90 ° to 100 °, relative to the tool axis (112).

6. The hand-held power tool (100) according to claim 4 or 5, characterized in that the actuating surface (164) and the receiving surface (168) enclose an angle (167) in the range from 3 ° to 25 °, in particular in the range from 5 ° to 20 °, and completely in particular in the range from 10 ° to 18 °.

7. The hand-held power tool (100) according to one of the preceding claims, wherein the actuating unit (160) has at least one first guide strip (174) and the hand-held power tool housing (110) comprises at least one guide groove (176), wherein the guide groove (176) supports the first guide strip (174) for guiding the actuating unit (160), in particular in the axial direction.

8. The hand-held power tool (100) according to claim 7, wherein the actuating unit (160) has at least one second guide strip (178) and the hand-held power tool housing (110) comprises at least one guide rail (180), wherein the second guide strip (178) bears against the guide rail (180) for guiding the actuating unit (160), in particular in the axial direction.

9. The hand-held power tool (100) according to one of the preceding claims, wherein the actuating unit (160) has at least one cover element (169) and the hand-held power tool housing (110) comprises at least one cover receiving element (116), wherein the cover receiving element (116) receives the cover element (169) for stabilization, in particular form-locking stabilization, of the first direction (102).

10. The hand-held power tool (100) according to one of the preceding claims, wherein the hand-held power tool housing (110) has a handle (111) and the signal providing unit (170) comprises a signal providing unit volume, wherein at least 50%, in particular 75%, and completely, in particular 80%, of the signal providing unit volume is arranged between the tool axis (112) and the handle (111).