EP2617529A2 - Method with a handheld machine tool and a mobile computer - Google Patents

Method with a handheld machine tool and a mobile computer Download PDF

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Publication number
EP2617529A2
EP2617529A2 EP12193301.4A EP12193301A EP2617529A2 EP 2617529 A2 EP2617529 A2 EP 2617529A2 EP 12193301 A EP12193301 A EP 12193301A EP 2617529 A2 EP2617529 A2 EP 2617529A2
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EP
European Patent Office
Prior art keywords
information
mobile computer
hand tool
power tool
hand
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
EP12193301.4A
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German (de)
French (fr)
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EP2617529A3 (en
Inventor
Gyula Gondos
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
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Robert Bosch GmbH
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Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2617529A2 publication Critical patent/EP2617529A2/en
Publication of EP2617529A3 publication Critical patent/EP2617529A3/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for

Definitions

  • a method is proposed with a handheld power tool and a mobile computer, wherein the handheld power tool transmits a hand tool information to the mobile computer during a work process and the mobile computer at least processes the hand tool information during the work process.
  • the handheld power tool transmits a hand tool information to the mobile computer during a work process and the mobile computer at least processes the hand tool information during the work process.
  • the expert appears reasonable sense portable tool, but advantageously a drill, a hammer, a hammer, a saw, a planer, a screwdriver, a milling cutter, a grinder, an angle grinder, a gardening tool and / or a multifunctional tool.
  • the handheld power tool preferably has an electric drive unit.
  • a "mobile computer” is to be understood in particular as a computer which is intended to be carried by an operator during operation.
  • the mobile computer comprises a battery for power supply in a mobile operation.
  • the mobile computer for operation on a construction site is specially protected against environmental influences.
  • the handheld power tool preferably has a communication interface which transmits the hand tool information to a communication interface of the mobile computer.
  • the mobile computer is designed as a mobile phone.
  • a "mobile telephone” is to be understood, in particular, as a mobile computer which is intended to be held in a telephone conversation in the vicinity of a head of an operator.
  • the mobile computer is designed as a smartphone.
  • a "working process” is to be understood to mean a process that appears appropriate to a person skilled in the art, at the end of which there is a result of work, but preferably drilling, chiselling, sawing, planing, screwing, milling, grinding, cutting and cutting / or a cutting.
  • the operation also includes an alignment of the power tool for the operation.
  • a "communication interface” should be understood as an interface which is intended to send and receive data.
  • the communication interface is as an interface that seems appropriate to the person skilled in the art, but preferably as a USB interface, as a LAN interface, as a W-LAN interface, as a Zigbee interface, as a mobile radio interface, for example UMTS, GPRS or LTE, and / or advantageously designed as a Bluetooth interface.
  • hand tool information is meant, in particular, information about a parameter of the handheld power tool, which changes in at least one operation.
  • the hand tool information preferably describes a parameter that appears appropriate to the person skilled in the art, but advantageously a tendency, a torque, an energy consumption, a temperature, a battery voltage and / or a battery charge state.
  • the term “transferred” should be understood to mean that the handheld power tool emits a signal with the hand tool information and the mobile computer receives the signal.
  • the mobile computer has an application that at least processes the hand tool information during the work process.
  • An "application” is to be understood as meaning, in particular, a computer program which can be executed on a mobile computer which appears expedient to the person skilled in the art.
  • the phrase “during the work process” should be understood to mean that the mobile computer at least partially processes the hand tool information transmitted during the work process before the end of the work process.
  • the mobile computer processes the process-dependent information during the work process.
  • the mobile computer performs at least one pending from the hand tool information calculation during the work process.
  • structurally simple operation can be protected. It can be advantageous to an output unit, in particular, a display with a customary for one of the mobile computer size, are dispensed with the power tool.
  • the mobile computer outputs an information dependent on the hand tool information to an operator, whereby the information is advantageously made available to the operator during the work process.
  • the phrase "information dependent on the hand tool information” should be understood to mean that the mobile computer prepares the hand tool information for a piece of information which appears meaningful to the person skilled in the art and understandable to the operator.
  • the mobile computer could convert binary transmitted information, particularly a battery charge state, into a decimal number understandable to the operator.
  • output to an operator should be understood to mean that the mobile computer informs the operator visually, acoustically and / or tactually of the information.
  • the mobile computer output a dependent on the hand tool information information in real time to the operator, whereby the operator can be supported in the operation particularly advantageous.
  • the term "in real time” should be understood that the mobile computer, the information dependent on the hand tool information within 1 second, advantageously within 0.5 seconds, particularly advantageously within 0.2 seconds, after detecting the information through spends the hand tool.
  • the mobile computer output at least inclination information of an inclination sensor of the handheld power tool, whereby the operator can be advantageously assisted in aligning the power tool.
  • An “inclination information” should in particular be understood to mean information indicating at least one orientation of the handheld power tool relative to a gravitational force.
  • an “inclination sensor” is to be understood by a person skilled in the art as meaningful sensor, but advantageously an acceleration sensor having three mutually perpendicular measuring directions.
  • the mobile computer calculate a battery consumption of the power tool, whereby the operator can use this information to plan his work advantageous.
  • a battery consumption of the hand tool machine In particular, information should be understood that describes how much a hand tool battery of the handheld power tool is unloaded during a work process and / or in a period of time.
  • the term “calculate” should be understood to mean that the mobile computer calculates the battery consumption of at least one hand tool information.
  • the mobile computer calculates an average battery consumption of a work process.
  • the mobile computer is intended to recognize when multiple similar operations are performed sequentially.
  • the mobile computer transmits at least one configuration information to the handheld power tool.
  • a “configuration information” should be understood to mean information from which the handheld power tool performs a work process.
  • the configuration information is configured as a configuration information that appears expedient to the person skilled in the art, but preferably as a maximum torque and / or as a particular maximum rotational speed.
  • a central database is proposed, to which the mobile computer transmits at least one of the hand tool information dependent information, whereby a development of future hand tool machines can be advantageously adapted to real work and advantageous information about an energy requirement of a work can be collected.
  • a "central database” is to be understood, in particular, as a database which receives at least one hand tool information when several handheld power tools are being operated.
  • the central database comprises a server connected to the Internet.
  • the mobile computer stores hand tool information of several work processes, whereby work processes can advantageously be documented.
  • At least one communication interface of the handheld power tool wirelessly transmits the hand tool information, whereby a particularly comfortable working is possible.
  • the term “wirelessly transmitted” should in particular be understood to mean that the communication interface is the parameter via an advantageously disembodied information carrier, for example via sound, light and / or preferably radio waves emitted.
  • the data transmission means transmits the signal in particular over a distance of more than 25 cm through at least one isolator.
  • the figure shows a system 22 with a hand tool 10, a mobile computer 12 and a central database 18.
  • the hand tool 10 is designed as a percussion drill.
  • the hand tool 10 comprises a tilt sensor 16, a communication means 20, a computing unit 24, a tool chuck 26, a drive unit 28, a hand tool battery 30 and a hand tool housing 32.
  • the hand tool battery 30 is detachably connected to the hand tool housing 32.
  • the hand tool housing 32 is designed pistol-shaped.
  • the drive unit 28 drives the tool chuck 26 at least during one operation.
  • the tool chuck 26 attaches an insert tool, not shown here.
  • the communication means 20 of the hand tool 10 is designed as a Bluetooth interface.
  • the mobile computer 12 is designed as a smartphone.
  • the mobile computer 12 comprises a first communication means 34, a second communication means 36, a computing unit 38 and an input and output device.
  • the input and output device comprises a loudspeaker 40, a touch-sensitive screen 42 and a vibration generator 44.
  • the first communication means 34 of the mobile computer 12 is designed as a Bluetooth interface.
  • the second communication means 36 of the mobile computer 12 is designed as a UMTS interface.
  • the hand tool 10 transmits hand tool information to the mobile computer 12 in one operation.
  • the hand tool information includes an inclination information 14, a battery charge state of the hand tool battery 30, a voltage of the hand tool battery 30, a course of a torque in the operation, a course of a rotational speed in the operation Temperature of the drive unit 28 and a temperature of the hand tool battery 30.
  • the computing unit 24 collects the hand tool information and sends it via the communication means 20 of the power tool 10 to the first communication means 34 of the mobile computer 12.
  • the mobile computer 12 processes the hand tool information at least partially during the work process.
  • the mobile computer 12 outputs information dependent on the hand tool information in real time to the operator.
  • the mobile computer 12 outputs in real time in at least one operating state during the working process acoustically and / or optically at least one inclination information 14 of the inclination sensor 16 of the handheld power tool 10.
  • the mobile computer 12 in real time in at least one operating state during the work process acoustically and / or optically at least one of a torque of the power tool 10 dependent characteristic, in particular acoustically and / or optically.
  • the mobile computer 12 calculates the battery state of charge in at least one operating state for how many operations that resemble a last performed operation. For this purpose, the mobile computer 12 calculates a battery consumption of the hand tool 10. The mobile computer 12 outputs this number to the operator. In addition, the mobile computer 12 outputs a voltage of the hand tool battery 30 and a calculated maximum capacity of the hand tool battery 30. Further, the mobile computer 12 stores standard operations and, in at least one operating state, calculates how many standard operations are possible with the current battery state of charge. For example, screwing a 4x40 screw into oakwood and drilling a 10mm hole into a 2mm steel plate could be stored as a standard operation. In particular, the mobile computer 12 stores a large number of standard operations. Alternatively or additionally, the mobile computer 12 could retrieve standard operations from the central database 18.
  • the mobile computer 12 outputs a maximum torque in at least one operating state of a previous operation.
  • the mobile computer 12 generates in one operation a sound whose frequency is dependent on a current torque.
  • the mobile computer 12 stores the course of the torque and the rotational speed during the working process.
  • the mobile computer 12 stores hand tool information of several operations.
  • the mobile computer 12 outputs a temperature of the drive unit 28 and the handheld tool battery 30.
  • the mobile computer 12 issues a warning tone when a temperature of the drive unit 28 and / or the handheld tool battery 30 exceeds a warning threshold.
  • the mobile computer 12 has an input function, by means of which the operator enters configuration information for configuring the handheld power tool 10 in at least one operating state.
  • the operator can set a maximum torque, a maximum rotational speed, a nominal inclination angle and / or a working mode, that is to say a drilling, screwing, impact drilling and / or a bit mode.
  • the operator may configure which information to display, store, and / or transmit to the central database 18 during the operation of the mobile computer 12.
  • the mobile computer 12 at least partially transmits configuration information to the hand tool 10.
  • the hand tool 10 adjusts the maximum torque, the maximum speed, and / or the working mode.
  • the hand tool 10 begins to drive the insert tool in an operating condition when the operator holds the power tool 10 at the target tilt angle.
  • the mobile computer 12 transmits at least one information dependent on the hand tool information, in particular with a time stamp, to the central database 18.
  • the mobile computer 12 transmits the progression of the torque and the speed during the operation, the temperature of the drive unit 28 and the battery charge state to the the central database 18.
  • the central database 18 calculates an energy consumption of standard work processes on the basis of the information dependent on the hand tool information.
  • the central database 18 stores the information dependent on the hand tool information and evaluates statistically.
  • a manufacturer of the hand tool 10 uses the information for the further development of hand tool machines.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Factory Administration (AREA)
  • Portable Power Tools In General (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Numerical Control (AREA)

Abstract

The method involves transmitting wirelessly the hand-held power tool information of hand-held power tool (10) to a mobile device (12) during specific operation e.g. drilling operation of the hand-held power tool. The mobile device is provided to transmit the hand-held power tool information with dependent information including inclination information (14) obtained from an inclination sensor (16) of the hand-held power tool to operator. The mobile device is made to store the operation information of the hand-held power tool. Independent claims are included for the following: (1) system for operating hand-held power tool using mobile device; (2) hand-held power tool; and (3) mobile device.

Description

Stand der TechnikState of the art

Es ist in DE 10 2009 029 537 A1 bereits ein Verfahren mit einem Handwerkzeug und einem Dokumentationssystem vorgeschlagen worden, wobei eine Kommunikationsvorrichtung des Handwerkzeugs eine Kenngröße drahtlos an das Dokumentationssystem zu einer Qualitätssicherung kommuniziert.It is in DE 10 2009 029 537 A1 A method has already been proposed with a hand tool and a documentation system, wherein a communication device of the hand tool communicates a parameter wirelessly to the documentation system for quality assurance.

Offenbarung der ErfindungDisclosure of the invention

Es wird ein Verfahren mit einer Handwerkzeugmaschine und einem mobilen Computer vorgeschlagen, wobei die Handwerkzeugmaschine bei einem Arbeitsvorgang eine Handwerkzeuginformation an den mobilen Computer überträgt und der mobile Computer die Handwerkzeuginformation während des Arbeitsvorgangs zumindest verarbeitet. Insbesondere soll unter einer "Handwerkzeugmaschine" ein, dem Fachmann als sinnvoll erscheinendes tragbares Werkzeug, vorteilhaft jedoch eine Bohrmaschine, ein Bohrhammer, ein Schlaghammer, eine Säge, ein Hobel, ein Schrauber, eine Fräse, ein Schleifer, ein Winkelschleifer, ein Gartengerät und/oder ein Multifunktionswerkzeug verstanden werden. Vorzugsweise weist die Handwerkzeugmaschine eine elektrische Antriebseinheit auf. Unter einem "mobilen Computer" soll insbesondere ein Computer verstanden werden, der dazu vorgesehen ist, bei einem Betrieb von einem Bediener getragen zu werden. Vorzugsweise umfasst der mobile Computer einen Akku zur Stromversorgung bei einem mobilen Betrieb. Vorteilhaft ist der mobile Computer für einen Betrieb auf einer Baustelle speziell gegen Umwelteinflüsse geschützt. Vorzugsweise weist die Handwerkzeugmaschine eine Kommunikationsschnittstelle auf, die die Handwerkzeuginformation an eine Kommunikationsschnittstelle des mobilen Computers überträgt. Vorzugsweise ist der mobile Computer als ein Mobiltelefon ausgebildet. Unter einem "Mobiltelefon" soll insbesondere ein mobiler Computer verstanden werden, der dazu vorgesehen ist, bei einem Telefongespräch in einer Nähe eines Kopfs eines Bedieners gehalten zu werden. Vorzugsweise ist der mobile Computer als ein Smartphone ausgebildet. Unter einem "Arbeitsvorgang" soll ein, dem Fachmann als sinnvoll erscheinender Vorgang verstanden werden, an dessen Ende ein Arbeitsergebnis steht, vorzugsweise jedoch ein Bohren, ein Meißeln, ein Sägen, ein Hobeln, ein Schrauben, ein Fräsen, ein Schleifen, ein Trennen und/oder ein Schneiden. Vorzugsweise umfasst der Arbeitsvorgang auch ein Ausrichten der Handwerkzeugmaschine für den Arbeitsvorgang. Insbesondere soll unter einer "Kommunikationsschnittstelle" eine Schnittstelle verstanden werden, die dazu vorgesehen ist, Daten zu senden und zu empfangen. Die Kommunikationsschnittstelle ist als eine, dem Fachmann als sinnvoll erscheinende Schnittstelle, vorzugsweise jedoch als eine USB-Schnittstelle, als eine LAN-Schnittstelle, als eine W-LAN-Schnittstelle, als eine Zigbee-Schnittstelle, als eine Mobilfunk-Schnittstelle, beispielsweise UMTS, GPRS bzw. LTE, und/oder vorteilhaft als eine Bluetooth-Schnittstelle ausgebildet. Unter einer "Handwerkzeuginformation" soll insbesondere eine Information über eine Kenngröße der Handwerkzeugmaschine verstanden werden, die sich bei zumindest einem Arbeitsvorgang verändert. Vorzugsweise beschreibt die Handwerkzeuginformation eine, dem Fachmann als sinnvoll erscheinende Kenngröße, vorteilhaft jedoch eine Neigung, ein Drehmoment, einen Energieverbrauch, eine Temperatur, eine Akkuspannung und/oder einen Akkuladezustand. Insbesondere soll unter dem Begriff "übertragen" verstanden werden, dass die Handwerkzeugmaschine ein Signal mit der Handwerkzeuginformation aussendet und der mobile Computer das Signal empfängt. Vorteilhaft weist der mobile Computer eine Applikation auf, die die Handwerkzeuginformation während des Arbeitsvorgangs zumindest verarbeitet. Unter einer "Applikation" soll insbesondere ein Computerprogamm verstanden werden, das auf einem, dem Fachmann als sinnvoll erscheinenden mobilen Computer ausführbar ist. Insbesondere soll unter der Wendung "während des Arbeitsvorgangs" verstanden werden, dass der mobile Computer die bei dem Arbeitsvorgang übertragene Handwerkzeuginformation vor einem Ende des Arbeitsvorgangs zumindest teilweise verarbeitet. Vorzugsweise verarbeitet der mobile Computer die von dem Arbeitsvorgang abhängige Information während des Arbeitsvorgangs. Unter "zumindest verarbeiten" soll insbesondere verstanden werden, dass der mobile Computer während des Arbeitsvorgangs zumindest eine von der Handwerkzeuginformation anhängige Berechnung durchführt. Durch das erfindungsgemäße Verfahren kann konstruktiv einfach der Arbeitsvorgang unterschützt werden. Dabei kann vorteilhaft auf eine Ausgabeeinheit, insbesondere auf ein Display mit einer für einen der mobilen Computer üblichen Größe, an der Handwerkzeugmaschine verzichtet werden.A method is proposed with a handheld power tool and a mobile computer, wherein the handheld power tool transmits a hand tool information to the mobile computer during a work process and the mobile computer at least processes the hand tool information during the work process. In particular, should under a "hand tool" a, the expert appears reasonable sense portable tool, but advantageously a drill, a hammer, a hammer, a saw, a planer, a screwdriver, a milling cutter, a grinder, an angle grinder, a gardening tool and / or a multifunctional tool. The handheld power tool preferably has an electric drive unit. A "mobile computer" is to be understood in particular as a computer which is intended to be carried by an operator during operation. Preferably, the mobile computer comprises a battery for power supply in a mobile operation. Advantageously, the mobile computer for operation on a construction site is specially protected against environmental influences. The handheld power tool preferably has a communication interface which transmits the hand tool information to a communication interface of the mobile computer. Preferably, the mobile computer is designed as a mobile phone. A "mobile telephone" is to be understood, in particular, as a mobile computer which is intended to be held in a telephone conversation in the vicinity of a head of an operator. Preferably, the mobile computer is designed as a smartphone. A "working process" is to be understood to mean a process that appears appropriate to a person skilled in the art, at the end of which there is a result of work, but preferably drilling, chiselling, sawing, planing, screwing, milling, grinding, cutting and cutting / or a cutting. Preferably, the operation also includes an alignment of the power tool for the operation. In particular, a "communication interface" should be understood as an interface which is intended to send and receive data. The communication interface is as an interface that seems appropriate to the person skilled in the art, but preferably as a USB interface, as a LAN interface, as a W-LAN interface, as a Zigbee interface, as a mobile radio interface, for example UMTS, GPRS or LTE, and / or advantageously designed as a Bluetooth interface. By "hand tool information" is meant, in particular, information about a parameter of the handheld power tool, which changes in at least one operation. The hand tool information preferably describes a parameter that appears appropriate to the person skilled in the art, but advantageously a tendency, a torque, an energy consumption, a temperature, a battery voltage and / or a battery charge state. In particular, the term "transferred" should be understood to mean that the handheld power tool emits a signal with the hand tool information and the mobile computer receives the signal. Advantageously, the mobile computer has an application that at least processes the hand tool information during the work process. An "application" is to be understood as meaning, in particular, a computer program which can be executed on a mobile computer which appears expedient to the person skilled in the art. In particular, the phrase "during the work process" should be understood to mean that the mobile computer at least partially processes the hand tool information transmitted during the work process before the end of the work process. Preferably, the mobile computer processes the process-dependent information during the work process. By "at least process" should be understood in particular that the mobile computer performs at least one pending from the hand tool information calculation during the work process. By the method according to the invention structurally simple operation can be protected. It can be advantageous to an output unit, in particular, a display with a customary for one of the mobile computer size, are dispensed with the power tool.

In einer weiteren Ausgestaltung wird vorgeschlagen, dass der mobile Computer eine von der Handwerkzeuginformation abhängige Information an einen Bediener ausgibt, wodurch dem Bediener die Informationen während des Arbeitsvorgangs vorteilhaft zur Verfügung gestellt werden. Insbesondere soll unter der Wendung "von der Handwerkzeuginformation abhängige Information" verstanden werden, dass der mobile Computer die Handwerkzeuginformation zu einer, dem Fachmann als sinnvoll erscheinenden, dem Bediener verständlichen Information aufbereitet. Beispielsweise könnte der mobile Computer eine binär übertragene Information, insbesondere einen Akkuladezustand, in eine dem Bediener verständliche Dezimalzahl umwandeln. Unter "an einen Bediener ausgeben" soll insbesondere verstanden werden, dass der mobile Computer die Information dem Bediener optisch, akustisch und/oder taktil mitteilt.In a further embodiment, it is proposed that the mobile computer outputs an information dependent on the hand tool information to an operator, whereby the information is advantageously made available to the operator during the work process. In particular, the phrase "information dependent on the hand tool information" should be understood to mean that the mobile computer prepares the hand tool information for a piece of information which appears meaningful to the person skilled in the art and understandable to the operator. For example, the mobile computer could convert binary transmitted information, particularly a battery charge state, into a decimal number understandable to the operator. In particular, "output to an operator" should be understood to mean that the mobile computer informs the operator visually, acoustically and / or tactually of the information.

Des Weiteren wird vorgeschlagen, dass der mobile Computer eine von der Handwerkzeuginformation abhängige Information in Echtzeit an den Bediener ausgibt, wodurch der Bediener bei dem Arbeitsvorgang besonders vorteilhaft unterstützt werden kann. Insbesondere soll unter dem Begriff "in Echtzeit" verstanden werden, dass der mobile Computer die von der Handwerkzeuginformation abhängige Information innerhalb von 1 Sekunde, vorteilhaft innerhalb von 0,5 Sekunden, besonders vorteilhaft innerhalb von 0,2 Sekunden, nach einem Erfassen der Information durch die Handwerkzeugmaschine ausgibt.Furthermore, it is proposed that the mobile computer output a dependent on the hand tool information information in real time to the operator, whereby the operator can be supported in the operation particularly advantageous. In particular, the term "in real time" should be understood that the mobile computer, the information dependent on the hand tool information within 1 second, advantageously within 0.5 seconds, particularly advantageously within 0.2 seconds, after detecting the information through spends the hand tool.

Ferner wird vorgeschlagen, dass der mobile Computer zumindest eine Neigungsinformation eines Neigungssensors der Handwerkzeugmaschine ausgibt, wodurch der Bediener vorteilhaft bei einem Ausrichten der Handwerkzeugmaschine unterstützt werden kann. Unter einer "Neigungsinformation" soll insbesondere eine Information verstanden werden, die zumindest eine Ausrichtung der Handwerkzeugmaschine relativ zu einer Schwerkraft angibt. Insbesondere soll unter einem "Neigungssensor" ein, dem Fachmann als sinnvoll erscheinender Sensor verstanden werden, vorteilhaft jedoch ein Beschleunigungssensor mit drei zueinander senkrechten Messrichtungen.Furthermore, it is proposed that the mobile computer output at least inclination information of an inclination sensor of the handheld power tool, whereby the operator can be advantageously assisted in aligning the power tool. An "inclination information" should in particular be understood to mean information indicating at least one orientation of the handheld power tool relative to a gravitational force. In particular, an "inclination sensor" is to be understood by a person skilled in the art as meaningful sensor, but advantageously an acceleration sensor having three mutually perpendicular measuring directions.

Zudem wird vorgeschlagen, dass der mobile Computer einen Akkuverbrauch der Handwerkzeugmaschine kalkuliert, wodurch der Bediener mittels dieser Information seine Arbeit vorteilhaft planen kann. Unter einem "Akkuverbrauch der Handwerkzeugmaschine" soll insbesondere eine Information verstanden werden, die beschreibt, wie viel ein Handwerkzeugakku der Handwerkzeugmaschine bei einem Arbeitsvorgang und/oder in einem Zeitraum entladen wird. Insbesondere soll unter dem Begriff "kalkulieren" verstanden werden, dass der mobile Computer den Akkuverbrauch von zumindest einer Handwerkzeuginformation abhängig berechnet. Vorzugsweise berechnet der mobile Computer einen durchschnittlichen Akkuverbrauch eines Arbeitsvorgangs. Vorzugsweise ist der mobile Computer dazu vorgesehen zu erkennen, wenn mehrere gleichartige Arbeitsvorgänge nacheinander durchgeführt werden.In addition, it is proposed that the mobile computer calculate a battery consumption of the power tool, whereby the operator can use this information to plan his work advantageous. Under a "battery consumption of the hand tool machine" In particular, information should be understood that describes how much a hand tool battery of the handheld power tool is unloaded during a work process and / or in a period of time. In particular, the term "calculate" should be understood to mean that the mobile computer calculates the battery consumption of at least one hand tool information. Preferably, the mobile computer calculates an average battery consumption of a work process. Preferably, the mobile computer is intended to recognize when multiple similar operations are performed sequentially.

Weiterhin wird vorgeschlagen, dass der mobile Computer zumindest eine Konfigurationsinformation an die Handwerkzeugmaschine überträgt. Insbesondere soll unter einer "Konfigurationsinformation" eine Information verstanden werden, von der die Handwerkzeugmaschine einen Arbeitsvorgang abhängig durchführt. Vorzugsweise ist die Konfigurationsinformation als eine, dem Fachmann als sinnvoll erscheinende Konfigurationsinformation ausgebildet, vorzugsweise jedoch als ein maximales Drehmoment und/oder als eine insbesondere maximale Drehzahl.Furthermore, it is proposed that the mobile computer transmits at least one configuration information to the handheld power tool. In particular, a "configuration information" should be understood to mean information from which the handheld power tool performs a work process. Preferably, the configuration information is configured as a configuration information that appears expedient to the person skilled in the art, but preferably as a maximum torque and / or as a particular maximum rotational speed.

In einer vorteilhaften Ausbildung der Erfindung wird eine zentrale Datenbank vorgeschlagen, an die der mobile Computer zumindest eine von der Handwerkzeuginformation abhängige Information überträgt, wodurch eine Entwicklung zukünftiger Handwerkzeugmaschinen vorteilhaft an reale Arbeitsvorgänge angepasst werden kann und vorteilhaft Informationen über einen Energiebedarf eines Arbeitsvorgangs gesammelt werden können. Unter einer "zentralen Datenbank" soll insbesondere eine Datenbank verstanden werden, die bei einem Betrieb von mehreren Handwerkzeugmaschinen zumindest eine Handwerkzeuginformation empfängt. Vorzugsweise umfasst die zentrale Datenbank einen mit dem Internet verbundenen Server.In an advantageous embodiment of the invention, a central database is proposed, to which the mobile computer transmits at least one of the hand tool information dependent information, whereby a development of future hand tool machines can be advantageously adapted to real work and advantageous information about an energy requirement of a work can be collected. A "central database" is to be understood, in particular, as a database which receives at least one hand tool information when several handheld power tools are being operated. Preferably, the central database comprises a server connected to the Internet.

Des Weiteren wird vorgeschlagen, dass der mobile Computer Handwerkzeuginformationen mehrerer Arbeitsvorgänge speichert, wodurch Arbeitsvorgänge vorteilhaft dokumentiert werden können.Furthermore, it is proposed that the mobile computer stores hand tool information of several work processes, whereby work processes can advantageously be documented.

Zudem wird vorgeschlagen, dass zumindest eine Kommunikationsschnittstelle der Handwerkzeugmaschine die Handwerkzeuginformationen drahtlos überträgt, wodurch ein besonders komfortables Arbeiten möglich ist. Unter der Wendung "drahtlos übertragen" soll insbesondere verstanden werden, dass die Kommunikationsschnittstelle die Kenngröße über einen vorteilhaft körperlosen Informationsträger, beispielsweise über Schall-, Licht- und/oder vorzugsweise Funkwellen, aussendet. Vorzugsweise überträgt das Datenübertragungsmittel das Signal insbesondere auf einer Strecke von mehr als 25 cm durch zumindest einen Isolator.In addition, it is proposed that at least one communication interface of the handheld power tool wirelessly transmits the hand tool information, whereby a particularly comfortable working is possible. The term "wirelessly transmitted" should in particular be understood to mean that the communication interface is the parameter via an advantageously disembodied information carrier, for example via sound, light and / or preferably radio waves emitted. Preferably, the data transmission means transmits the signal in particular over a distance of more than 25 cm through at least one isolator.

Zeichnungdrawing

Weitere Vorteile ergeben sich aus der folgenden Zeichnungsbeschreibung. In der Zeichnung ist ein Ausführungsbeispiel der Erfindung dargestellt. Die Zeichnung, die Beschreibung und die Ansprüche enthalten zahlreiche Merkmale in Kombination. Der Fachmann wird die Merkmale zweckmäßigerweise auch einzeln betrachten und zu sinnvollen weiteren Kombinationen zusammenfassen.Further advantages emerge from the following description of the drawing. In the drawing, an embodiment of the invention is shown. The drawing, the description and the claims contain numerous features in combination. The person skilled in the art will expediently also consider the features individually and combine them into meaningful further combinations.

Beschreibung des AusführungsbeispielsDescription of the embodiment

Die Figur zeigt ein System 22 mit einer Handwerkzeugmaschine 10, einem mobilen Computer 12 und einer zentralen Datenbank 18. Die Handwerkzeugmaschine 10 ist als ein Schlagbohrschrauber ausgebildet. Die Handwerkzeugmaschine 10 umfasst einen Neigungssensor 16, ein Kommunikationsmittel 20, eine Recheneinheit 24, ein Werkzeugfutter 26, eine Antriebseinheit 28, einen Handwerkzeugakku 30 und ein Handwerkzeuggehäuse 32. Der Handwerkzeugakku 30 ist trennbar mit dem Handwerkzeuggehäuse 32 verbunden. Das Handwerkzeuggehäuse 32 ist pistolenförmig ausgebildet. Die Antriebseinheit 28 treibt zumindest bei einem Arbeitsvorgang das Werkzeugfutter 26 an. Das Werkzeugfutter 26 befestigt ein hier nicht näher dargestelltes Einsatzwerkzeug. Das Kommunikationsmittel 20 der Handwerkzeugmaschine 10 ist als eine Bluetooth-Schnittstelle ausgebildet.The figure shows a system 22 with a hand tool 10, a mobile computer 12 and a central database 18. The hand tool 10 is designed as a percussion drill. The hand tool 10 comprises a tilt sensor 16, a communication means 20, a computing unit 24, a tool chuck 26, a drive unit 28, a hand tool battery 30 and a hand tool housing 32. The hand tool battery 30 is detachably connected to the hand tool housing 32. The hand tool housing 32 is designed pistol-shaped. The drive unit 28 drives the tool chuck 26 at least during one operation. The tool chuck 26 attaches an insert tool, not shown here. The communication means 20 of the hand tool 10 is designed as a Bluetooth interface.

Der mobile Computer 12 ist als ein Smartphone ausgebildet. Der mobile Computer 12 umfasst ein erstes Kommunikationsmittel 34, ein zweites Kommunikationsmittel 36, eine Recheneinheit 38 und eine Ein- und Ausgabevorrichtung. Die Ein- und Ausgabevorrichtung umfasst einen Lautsprecher 40, einen berührungsempfindlichen Bildschirm 42 und einen Vibrationserzeuger 44. Das erste Kommunikationsmittel 34 des mobilen Computers 12 ist als eine Bluetooth-Schnittstelle ausgebildet. Das zweite Kommunikationsmittel 36 des mobilen Computers 12 ist als eine UMTS-Schnittstelle ausgebildet.The mobile computer 12 is designed as a smartphone. The mobile computer 12 comprises a first communication means 34, a second communication means 36, a computing unit 38 and an input and output device. The input and output device comprises a loudspeaker 40, a touch-sensitive screen 42 and a vibration generator 44. The first communication means 34 of the mobile computer 12 is designed as a Bluetooth interface. The second communication means 36 of the mobile computer 12 is designed as a UMTS interface.

Die Handwerkzeugmaschine 10 überträgt bei einem Arbeitsvorgang Handwerkzeuginformationen an den mobilen Computer 12. Die Handwerkzeuginformationen umfassen eine Neigungsinformation 14, einen Akkuladezustand des Handwerkzeugakkus 30, eine Spannung des Handwerkzeugakkus 30, einen Verlauf eines Drehmoments bei dem Arbeitsvorgang, einen Verlauf einer Drehzahl bei dem Arbeitsvorgang, eine Temperatur der Antriebseinheit 28 und eine Temperatur des Handwerkzeugakkus 30. Die Recheneinheit 24 sammelt die Handwerkzeuginformationen und sendet sie über das Kommunikationsmittel 20 der Handwerkzeugmaschine 10 an das erste Kommunikationsmittel 34 des mobilen Computers 12. Der mobile Computer 12 verarbeitet die Handwerkzeuginformation zumindest teilweise während des Arbeitsvorgangs.The hand tool 10 transmits hand tool information to the mobile computer 12 in one operation. The hand tool information includes an inclination information 14, a battery charge state of the hand tool battery 30, a voltage of the hand tool battery 30, a course of a torque in the operation, a course of a rotational speed in the operation Temperature of the drive unit 28 and a temperature of the hand tool battery 30. The computing unit 24 collects the hand tool information and sends it via the communication means 20 of the power tool 10 to the first communication means 34 of the mobile computer 12. The mobile computer 12 processes the hand tool information at least partially during the work process.

Der mobile Computer 12 gibt eine von der Handwerkzeuginformation abhängige Information in Echtzeit an den Bediener aus. Der mobile Computer 12 gibt in Echtzeit in zumindest einem Betriebszustand während des Arbeitsvorgangs akustisch und/oder optisch zumindest eine Neigungsinformation 14 des Neigungssensors 16 der Handwerkzeugmaschine 10 aus. Des Weiteren gibt der mobile Computer 12 in Echtzeit in zumindest einem Betriebszustand während des Arbeitsvorgangs akustisch und/oder optisch zumindest eine von einem Drehmoment der Handwerkzeugmaschine 10 abhängige Kenngröße, insbesondere akustisch und/oder optisch aus.The mobile computer 12 outputs information dependent on the hand tool information in real time to the operator. The mobile computer 12 outputs in real time in at least one operating state during the working process acoustically and / or optically at least one inclination information 14 of the inclination sensor 16 of the handheld power tool 10. Furthermore, the mobile computer 12 in real time in at least one operating state during the work process acoustically and / or optically at least one of a torque of the power tool 10 dependent characteristic, in particular acoustically and / or optically.

Des Weiteren berechnet der mobile Computer 12 in zumindest einem Betriebszustand für wie viele Arbeitsvorgänge, die einem zuletzt durchgeführten Arbeitsvorgang gleichen, der Akkuladezustand ausreicht. Dazu kalkuliert der mobile Computer 12 einen Akkuverbrauch der Handwerkzeugmaschine 10. Der mobile Computer 12 gibt diese Anzahl an den Bediener aus. Zudem gibt der mobile Computer 12 eine Spannung des Handwerkzeugakkus 30 und eine berechnete maximale Kapazität des Handwerkzeugakkus 30 aus. Des Weiteren speichert der mobile Computer 12 Standardarbeitsvorgänge und berechnet in zumindest einem Betriebszustand, wie viele Standardarbeitsvorgänge mit dem aktuellen Akkuladezustand möglich sind. Beispielsweise könnte ein Einschrauben einer 4x40-Schraube in Eichenholz und ein Bohren eines 10-mm-Lochs in eine 2 mm Stahlplatte als Standardarbeitsvorgang gespeichert sein. Insbesondere speichert der mobile Computer 12 eine große Anzahl an Standardarbeitsvorgängen. Alternativ oder zusätzlich könnte der mobile Computer 12 Standardarbeitsvorgänge von der zentralen Datenbank 18 abrufen.Furthermore, the mobile computer 12 calculates the battery state of charge in at least one operating state for how many operations that resemble a last performed operation. For this purpose, the mobile computer 12 calculates a battery consumption of the hand tool 10. The mobile computer 12 outputs this number to the operator. In addition, the mobile computer 12 outputs a voltage of the hand tool battery 30 and a calculated maximum capacity of the hand tool battery 30. Further, the mobile computer 12 stores standard operations and, in at least one operating state, calculates how many standard operations are possible with the current battery state of charge. For example, screwing a 4x40 screw into oakwood and drilling a 10mm hole into a 2mm steel plate could be stored as a standard operation. In particular, the mobile computer 12 stores a large number of standard operations. Alternatively or additionally, the mobile computer 12 could retrieve standard operations from the central database 18.

Ferner gibt der mobile Computer 12 ein maximales Drehmoment in zumindest einem Betriebszustand eines vorangegangenen Arbeitsvorgangs aus. Zudem erzeugt der mobile Computer 12 bei einem Arbeitsvorgang einen Ton, dessen Frequenz von einem aktuellen Drehmoment abhängig ist. Des Weiteren speichert der mobile Computer 12 in zumindest einem Betriebszustand den Verlauf des Drehmoments und der Drehzahl bei dem Arbeitsvorgang. Der mobile Computer 12 speichert Handwerkzeuginformationen mehrerer Arbeitsvorgänge. Weiterhin gibt der mobile Computer 12 in zumindest einem Betriebszustand eine Temperatur der Antriebseinheit 28 und des Handwerkzeugakkus 30 aus. Der mobile Computer 12 gibt einen Warnton aus, wenn eine Temperatur der Antriebseinheit 28 und/oder des Handwerkzeugakkus 30 eine Warnschwelle überschreitet.Further, the mobile computer 12 outputs a maximum torque in at least one operating state of a previous operation. In addition, the mobile computer 12 generates in one operation a sound whose frequency is dependent on a current torque. Furthermore, in at least one operating state, the mobile computer 12 stores the course of the torque and the rotational speed during the working process. The mobile computer 12 stores hand tool information of several operations. Furthermore, in at least one operating state, the mobile computer 12 outputs a temperature of the drive unit 28 and the handheld tool battery 30. The mobile computer 12 issues a warning tone when a temperature of the drive unit 28 and / or the handheld tool battery 30 exceeds a warning threshold.

Der mobile Computer 12 weist eine Eingabefunktion auf, mittels der der Bediener in zumindest einem Betriebszustand eine Konfigurationsinformation zur Konfiguration der Handwerkzeugmaschine 10 eingibt. Mittels der Eingabefunktion kann der Bediener ein maximales Drehmoment, eine maximale Drehzahl, einen Sollneigungswinkel und/oder einen Arbeitsmodus, das heißt einen Bohr-, Schraub, Schlagbohr- und/oder einen Meißelmodus, einstellen. Des Weiteren kann der Bediener konfigurieren, welche Informationen bei dem Arbeitsvorgang von dem mobilen Computer 12 angezeigt, gespeichert und/oder an die zentrale Datenbank 18 übertragen werden sollen. Der mobile Computer 12 überträgt Konfigurationsinformationen zumindest teilweise an die Handwerkzeugmaschine 10. Die Handwerkzeugmaschine 10 stellt das maximale Drehmoment, die maximale Drehzahl und/oder den Arbeitsmodus ein. Des Weiteren beginnt die Handwerkzeugmaschine 10 das Einsatzwerkzeug in einem Betriebszustand anzutreiben, wenn der Bediener die Handwerkzeugmaschine 10 in dem Sollneigungswinkel hält.The mobile computer 12 has an input function, by means of which the operator enters configuration information for configuring the handheld power tool 10 in at least one operating state. By means of the input function, the operator can set a maximum torque, a maximum rotational speed, a nominal inclination angle and / or a working mode, that is to say a drilling, screwing, impact drilling and / or a bit mode. Further, the operator may configure which information to display, store, and / or transmit to the central database 18 during the operation of the mobile computer 12. The mobile computer 12 at least partially transmits configuration information to the hand tool 10. The hand tool 10 adjusts the maximum torque, the maximum speed, and / or the working mode. Furthermore, the hand tool 10 begins to drive the insert tool in an operating condition when the operator holds the power tool 10 at the target tilt angle.

Der mobile Computer 12 überträgt zumindest eine von der Handwerkzeuginformation abhängige Information, insbesondere mit einem Zeitstempel, an die zentrale Datenbank 18. Der mobile Computer 12 überträgt den Verlauf des Drehmoments und der Drehzahl bei dem Arbeitsvorgang, die Temperatur der Antriebseinheit 28 und den Akkuladezustand an die die zentrale Datenbank 18. Vorzugsweise berechnet die zentrale Datenbank 18 anhand den von der Handwerkzeuginformation abhängigen Informationen einen Energieverbauch von Standardarbeitsvorgängen. Die zentrale Datenbank 18 speichert die von der Handwerkzeuginformation abhängigen Informationen und wertet sie statistisch aus. Ein Hersteller der Handwerkzeugmaschine 10 nutzt die Informationen zur Weiterentwicklung von Handwerkzeugmaschinen.The mobile computer 12 transmits at least one information dependent on the hand tool information, in particular with a time stamp, to the central database 18. The mobile computer 12 transmits the progression of the torque and the speed during the operation, the temperature of the drive unit 28 and the battery charge state to the the central database 18. Preferably, the central database 18 calculates an energy consumption of standard work processes on the basis of the information dependent on the hand tool information. The central database 18 stores the information dependent on the hand tool information and evaluates statistically. A manufacturer of the hand tool 10 uses the information for the further development of hand tool machines.

Claims (12)

Verfahren mit einer Handwerkzeugmaschine (10) und einem mobilen Computer (12), wobei die Handwerkzeugmaschine (10) bei einem Arbeitsvorgang eine Handwerkzeuginformation an den mobilen Computer (12) überträgt und der mobile Computer (12) die Handwerkzeuginformation während des Arbeitsvorgangs zumindest verarbeitet.Method with a hand tool (10) and a mobile computer (12), wherein the hand tool (10) transmits hand tool information to the mobile computer (12) during operation and the mobile computer (12) at least processes the hand tool information during the operation. Verfahren nach Anspruch 1, dadurch gekennzeichnet, dass der mobile Computer (12) eine von der Handwerkzeuginformation abhängige Information an einen Bediener ausgibt.A method according to claim 1, characterized in that the mobile computer (12) outputs an information dependent on the hand tool information to an operator. Verfahren nach Anspruch 2, dadurch gekennzeichnet, dass der mobile Computer (12) eine von der Handwerkzeuginformation abhängige Information in Echtzeit an den Bediener ausgibt.A method according to claim 2, characterized in that the mobile computer (12) outputs a dependent of the hand tool information information in real time to the operator. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der mobile Computer (12) zumindest eine Neigungsinformation (14) eines Neigungssensors (16) der Handwerkzeugmaschine (10) ausgibt.Method according to one of the preceding claims, characterized in that the mobile computer (12) outputs at least inclination information (14) of an inclination sensor (16) of the handheld power tool (10). Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der mobile Computer (12) einen Akkuverbrauch der Handwerkzeugmaschine (10) kalkuliert.Method according to one of the preceding claims, characterized in that the mobile computer (12) calculates a battery consumption of the hand tool (10). Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der mobile Computer (12) zumindest eine Konfigurationsinformation an die Handwerkzeugmaschine (10) überträgt.Method according to one of the preceding claims, characterized in that the mobile computer (12) transmits at least one configuration information to the handheld power tool (10). Verfahren nach einem der vorhergehenden Ansprüche, gekennzeichnet durch eine zentrale Datenbank (18), an die der mobile Computer (12) zumindest eine von der Handwerkzeuginformation abhängige Information überträgt.Method according to one of the preceding claims, characterized by a central database (18), to which the mobile computer (12) transmits at least one information dependent on the hand tool information. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der mobile Computer (12) Handwerkzeuginformationen mehrerer Arbeitsvorgänge speichert.Method according to one of the preceding claims, characterized in that the mobile computer (12) stores hand tool information of a plurality of operations. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass zumindest ein Kommunikationsmittel (20) der Handwerkzeugmaschine (10) die Handwerkzeuginformationen drahtlos überträgt.Method according to one of the preceding claims, characterized in that at least one communication means (20) of the portable power tool (10) transmits the hand tool information wirelessly. System zur Durchführung eines Verfahrens nach einem der Ansprüche 1 bis 9.System for carrying out a method according to one of Claims 1 to 9. Handwerkzeugmaschine zur Durchführung eines Verfahrens nach einem der Ansprüche 1 bis 9.Hand tool for carrying out a method according to one of claims 1 to 9. Computer zur Durchführung eines Verfahrens nach einem der Ansprüche 1 bis 9.Computer for carrying out a method according to one of claims 1 to 9.
EP12193301.4A 2012-01-20 2012-11-20 Method with a handheld machine tool and a mobile computer Withdrawn EP2617529A3 (en)

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