EP3706094A1 - Système comprenant une machine-outil et un appareil auxiliaire ainsi que divers procédés de commande par un interface sans fil - Google Patents

Système comprenant une machine-outil et un appareil auxiliaire ainsi que divers procédés de commande par un interface sans fil Download PDF

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Publication number
EP3706094A1
EP3706094A1 EP19160440.4A EP19160440A EP3706094A1 EP 3706094 A1 EP3706094 A1 EP 3706094A1 EP 19160440 A EP19160440 A EP 19160440A EP 3706094 A1 EP3706094 A1 EP 3706094A1
Authority
EP
European Patent Office
Prior art keywords
machine tool
auxiliary device
mobile communication
wireless interface
auxiliary
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.)
Withdrawn
Application number
EP19160440.4A
Other languages
German (de)
English (en)
Inventor
Marco Balter
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.)
Hilti AG
Original Assignee
Hilti AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hilti AG filed Critical Hilti AG
Priority to EP19160440.4A priority Critical patent/EP3706094A1/fr
Priority to EP20706008.8A priority patent/EP3935614A1/fr
Priority to PCT/EP2020/055179 priority patent/WO2020178142A1/fr
Publication of EP3706094A1 publication Critical patent/EP3706094A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • 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

  • the present invention relates to a system comprising a machine tool and an auxiliary device, the machine tool and the auxiliary device forming a communication link with a wireless interface.
  • the invention relates to a method for operating an auxiliary device of a machine tool with the aid of the machine tool.
  • auxiliary devices usually having interfaces, for example for the power supply or to receive control commands or data. It has been found that it is very time-consuming and costly to provide a counterpart to such an interface of the auxiliary device in every machine tool.
  • an electrical interface can be formed by a plug and a plug receptacle, whereby, because of the complex integration, it should be avoided to provide a plug and / or a plug receptacle in every machine tool.
  • a user interface or elements of a user interface on an auxiliary device can also be complex and cost-intensive.
  • Elements of the user interface can for example be a display, a display device, a screen, buttons or light emitting diodes (LED).
  • the object of the present invention is therefore to overcome the disadvantages described above and to provide a machine tool which can be controlled or operated in a particularly safe yet user-friendly manner and with generally available means. It is also a concern of the present invention to provide a control and / or operating option for an auxiliary device of a machine tool so that the auxiliary device can be controlled or operated without the complex and costly integration of additional operating elements.
  • a further object on which the present invention is based is to provide methods for operating the auxiliary device with which the auxiliary device can be operated particularly safely and without major structural changes.
  • a system comprising a machine tool and an auxiliary device, the machine tool and the auxiliary device forming a communication link with a wireless interface, so that the machine tool and / or the auxiliary device is controlled using the communication link.
  • the auxiliary device of the machine tool is operated using the communication link and using operating elements of the machine tool.
  • the invention advantageously makes it possible to provide a control and / or operating option for an auxiliary device of a machine tool so that the auxiliary device can be controlled or operated without the complex and cost-intensive integration of additional operating elements.
  • the machine tool for example a drilling device
  • the available auxiliary devices This connection can in particular take place automatically.
  • the connection between the machine tool and the auxiliary device establishes a communication connection which, in a very special embodiment of the invention, can be a Bluetooth communication connection.
  • a mobile communication device such as a smart phone or mobile phone, is also connected to the system comprising the machine tool and auxiliary device or to the individual components of the system.
  • the mobile communication device connects to the machine tool and, via the machine tool, access and / or control options for the system, in particular the auxiliary device, receives.
  • the invention turns away from the prior art in that the system comprising the machine tool and auxiliary device is classified as "safe" for functional safety.
  • the system which is safe from a functional point of view, does not become unsafe due to the approval of the mobile communication device as a remote control device for the machine tool and / or the auxiliary device, although the conventional smart or mobile phones are usually classified as "not” from a functional point of view -secure "are classified.
  • the proposed system is preferably a secure system in the context of the invention.
  • the term “secure system” preferably means that the system comprising the machine tool, auxiliary device, communication link and wireless interface is regarded as being functionally secure. In the context of the invention, this means in particular that the system and its components work or are controlled in such a way that injuries when using the machine tool are essentially avoided.
  • a functionally safe system it can be ensured, for example, that the machine tool can be safely stopped if a user reaches into the drill bit while the device is running.
  • the proposed system can be used to specify how the machine tool behaves in a specific state or in response to a specific action scenario.
  • the system and the system components are advantageously set up in such a way that they have security features and functions. These security features and functions advantageously lead to the system and its components adopting a secure state if necessary, with injury to a user being essentially completely excluded in the secure state.
  • the safe state of a machine tool can be established, for example, in that the motor or other components of the machine tool switch off instantaneously and / or that no more drilling feed is generated when a hazard to a user is recognized.
  • the inventors have recognized and identified solutions for how a device classified as functionally unsafe per se, such as a mobile communication device, can be used to control or access a per se functionally safe system or its components.
  • This advantage of the invention is achieved in particular in that the machine tool and the auxiliary device form a communication link with a wireless interface, so that the machine tool and / or the auxiliary device can be operated using the communication link.
  • the machine tool, the auxiliary device and a mobile communication device form a communication system using a communication connection and / or a wireless interface, so that the machine tool and / or the auxiliary device can be controlled using the mobile communication device.
  • the system comprising the machine tool and auxiliary device is preferably classified as functionally safe, it was completely surprising that it can be controlled with a communication device classified as fundamentally unsafe, such as a smart phone or a mobile phone, without any security approvals or certificates for the machine tool become invalid.
  • a communication device classified as fundamentally unsafe such as a smart phone or a mobile phone
  • the machine tool is set up to receive inputs from a user, the inputs being able to be made, for example, by a user on a mobile communication device, the input control commands being sent to the machine tool and / or or the auxiliary device can be transmitted.
  • the machine tool is set up to receive inputs from a user, the inputs being made, for example, by a user by means of operating elements that can be provided on the machine tool.
  • the inputs can be, for example, control commands, such as "on” - “off", setting a working or rotational speed or setting a gear, without being restricted thereto.
  • the inputs on the machine tool or on a mobile communication device can relate to both the machine tool or the auxiliary device.
  • inputs, control commands or information relating to the auxiliary device can be entered via the operating elements of the machine tool or on the mobile communication device.
  • these inputs can preferably be transmitted to the auxiliary device with the aid of the wireless interface, the wireless interface enabling Bluetooth communication, preferably likewise wireless, between the machine tool and the auxiliary device.
  • the auxiliary device is preferably set up to receive inputs made on the machine tool or on the mobile communication device and to react accordingly or, for example, to implement control commands.
  • the auxiliary device can be operated with the mobile communication device, wherein a user inputs the corresponding control commands into the mobile communication device and the input control commands are transmitted to the auxiliary device with the communication device.
  • the control commands can be swept out directly between the auxiliary device and the mobile communication device.
  • it can also be preferred for indirect communication to take place, for example by interposing the machine tool during the transmission of the control commands from the mobile communication device to the auxiliary device.
  • the communication between the devices can be significantly simplified by the wireless communication interface. In this way, the provision of operating elements on the auxiliary device can advantageously be dispensed with, so that the construction and the design of the auxiliary device can be designed simply and intuitively. As a result, the handling of the system can be significantly simplified, especially during operation, which significantly increases the user-friendliness of the system compared to conventional systems comprising machine tools and auxiliary devices.
  • the invention has the particular advantage that only one of the system components - machine tool or auxiliary device - has to have a user interface and user interfaces may not be required in the other devices for operating and monitoring the respective other device. This can advantageously save costs.
  • both the machine tool and the auxiliary device have a wireless user interface.
  • the main machine tool has the wireless interface.
  • the auxiliary device has the user interface.
  • a machine tool which comprises a wireless interface for communication between a mobile communication device and the machine tool.
  • the machine tool is characterized in that the interface is set up to enable communication between the mobile communication device and the machine tool, so that the machine tool is operated with the aid of the mobile communication device using the interface.
  • the invention advantageously makes it possible to provide a particularly secure and manipulation-protected operating option for a machine tool that is not based solely on remote control by a smart phone or mobile phone, but that also uses a wireless interface and a communication connection so that the machine tool and / or the Auxiliary device can be remotely controlled using the mobile communication device.
  • the preferred communication connection is a Bluetooth communication connection, in particular a low-energy Bluetooth communication connection, which is preferably also a wireless one Operation in send and receive direction enabled.
  • the wireless interface is a Bluetooth interface.
  • the communication link has a corresponding range.
  • the range of a communication link can be more than one meter.
  • this can also be, for example, technologies selected from a group comprising Lora, Wifi, XBee, ISM and / or 5G.
  • a mobile communication device can preferably be a smartphone, a tablet, a handheld device or a mobile phone, without being restricted thereto.
  • the machine tool can be operated in this way with generally available means, since many people always have a smart phone or mobile phone with them regardless of their professional activity.
  • the machine tool cooperates or interacts with an auxiliary device, the machine tool forming a system with the auxiliary device and the machine tool and the auxiliary device being communicatively connected to one another by means of the wireless interface.
  • a particular advantage of the invention is that the communication system comprising the machine tool and auxiliary device can be viewed from a functional point of view as being secure and protected against manipulation.
  • the mobile communication device is used as an operating element for the machine tool and / or the auxiliary device.
  • the invention also relates in particular to the use of a mobile communication device as an operating element for a machine tool and / or an auxiliary device, with a communication link comprising a wireless communication interface preferably existing between the machine tool, auxiliary device and / or mobile communication device. It was completely surprising that the invention can be used to propose an operating method and an operating system which uses a mobile communication device that cannot be certified from the point of view of functional safety as the operating element for the further system components. The present invention advantageously creates the technical possibility of operating a safe system even with a remote control which is functionally unsafe per se.
  • the machine tool with the auxiliary device can be operated as a secure system with a mobile communication device.
  • Drilling devices with an autofeed or a CutAssist system can be operated as auxiliary devices with a smartphone. From the operator's or user perspective, this means that the smartphone or a mobile communication device can be used as a remote control device for a machine tool and / or an auxiliary device.
  • a mobile communication device can preferably automatically connect to this communication system, the connection between the communication system and the mobile communication device being in particular wireless.
  • the mobile communication device can be used, for example, to set parameters of a drilling process.
  • the machine tool is a (core) drilling device
  • the invention advantageously enables inputs or settings to be made on a mobile communication device, which can then be used to control or (remote) operate the machine tool and / or the auxiliary device .
  • the machine tool is a core drilling machine tool or a wall saw machine
  • an auxiliary device can be, for example, a feed device for the machine tool, a vacuum pump, a suction device and / or a water management device.
  • the feed device can preferably also be a drive device for the machine tool or a cutting or drilling assistant.
  • the parameters that can be set via the wireless interface can be, for example, an activation state of a device of the system, a speed, a torque or a current gear of a transmission device of the machine tool, a pressing force of the machine tool achieved by the feed device, a feed speed of the feed device, one of the water management device to the main machine tool, a fill level of a water tank of the water management device, a suction power of a suction device, or a vacuum that can be achieved by the suction device or a fill level of the suction device.
  • the user interface can be designed as a display or display device, for example with a thin-film transistor display (TFT display) or with light-emitting diodes (LEDs), via which a status of the devices of the system and, for example, error messages from components of the system, such as the feed device can be displayed.
  • TFT display thin-film transistor display
  • LEDs light-emitting diodes
  • the display or display device can also be designed as a touch screen or touch screen, so that inputs on the machine tool can be made particularly easily by touching a screen.
  • the user interface can be used, for example, to control the system comprising the machine tool and auxiliary device become.
  • switches or control buttons can also be provided, wherein the switches can be designed, for example, as slide controls or push buttons.
  • a machine tool which comprises an auxiliary device, the interface of the machine tool being set up to enable communication between the mobile communication device and the auxiliary device, so that the auxiliary device can be used with the mobile communication device using the Interface can be controlled.
  • the communication system preferably comprises a machine tool, an auxiliary device and a mobile communication device.
  • a wireless interface is used for remote control of an auxiliary device and / or a machine tool, the machine tool, the mobile communication device and the auxiliary device communicating with one another with the aid of a Bluetooth connection, i.e. Exchange data, information and / or control commands.
  • a wireless interface is used for remote control of an auxiliary device with the aid of a machine tool, the machine tool and the auxiliary device communicating with one another with the aid of a communication link, which can be a Bluetooth communication link, for example.
  • the invention can be used to reduce a speed of a feed device if the auxiliary device is designed as a feed device, for example a core drilling device. This can be particularly advantageous if undesired vibrations occur within the system comprising the machine tool and the feed device. These vibrations can be significantly reduced by reducing the speed at which the feed device drives the core drilling device.
  • the core drilling device can be movably connected to a drill stand by means of the feed device.
  • the auxiliary device is operated using the operating elements of the machine tool, i.e. for example the buttons, LEDs and display devices of the machine tool.
  • the auxiliary device can be operated with the aid of operating elements of the machine tool, the operating elements being selected from a group comprising display devices, buttons and / or LEDs.
  • the wireless interface of the machine tool can be used to communicate with the auxiliary device. This is cost-effective compared to conventional methods proposed in the prior art and enables generic and simple operation of the machine tool or the auxiliary device.
  • the wireless interface can be used to transmit dedicated data between the auxiliary device and the machine tool.
  • the machine tool can be connected to an auxiliary device, so that in addition to the machine tool, the auxiliary device can also be operated with the mobile communication device.
  • Figure 1 shows a preferred embodiment of the invention.
  • the system (5) comprising a machine tool (1) and an auxiliary device (2).
  • the machine tool (1) can have operating elements (6), which can be, for example, (touch) screens, displays, LED lights or LED lights, switches and / or buttons.
  • the auxiliary device (2) preferably interacts with the machine tool (1).
  • it can be a feed device which, for example, can be designed as a drive device for a core drilling device.
  • it can be a cut assist device that facilitates work with the core drilling device as a machine tool (1).
  • the machine tool (1) and the auxiliary device (2) are communicatively connected to one another with a wireless interface (4).
  • a communication connection (3) is therefore also referred to as a Bluetooth communication connection (3) in the context of the invention.
  • a particular advantage of the invention is that the auxiliary device (2) can be operated and / or controlled by inputs on the machine tool (1). In particular, these can be inputs that are made on the operating elements (6) of the machine tool (1).
  • the interface (4) can either be part of the machine tool (1), the auxiliary device (2) or part of both components of the system (5).
  • a further component of the system (5) can be a mobile communication device (not shown), which can connect to the communication link (3) that exists between the machine tool (1) and the auxiliary device (2), whereby with the mobile communication device For example, parameters of a drilling process or control commands can be entered, which are then implemented by the machine tool (1) and / or the auxiliary device (2). This advantageously creates the possibility of operating the machine tool (1) and / or the auxiliary device (2) with the mobile communication device.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Selective Calling Equipment (AREA)
EP19160440.4A 2019-03-04 2019-03-04 Système comprenant une machine-outil et un appareil auxiliaire ainsi que divers procédés de commande par un interface sans fil Withdrawn EP3706094A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP19160440.4A EP3706094A1 (fr) 2019-03-04 2019-03-04 Système comprenant une machine-outil et un appareil auxiliaire ainsi que divers procédés de commande par un interface sans fil
EP20706008.8A EP3935614A1 (fr) 2019-03-04 2020-02-27 Système comprenant une machine-outil et un appareil auxiliaire, et procédé de commande
PCT/EP2020/055179 WO2020178142A1 (fr) 2019-03-04 2020-02-27 Système comprenant une machine-outil et un appareil auxiliaire, et procédé de commande

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19160440.4A EP3706094A1 (fr) 2019-03-04 2019-03-04 Système comprenant une machine-outil et un appareil auxiliaire ainsi que divers procédés de commande par un interface sans fil

Publications (1)

Publication Number Publication Date
EP3706094A1 true EP3706094A1 (fr) 2020-09-09

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Family Applications (2)

Application Number Title Priority Date Filing Date
EP19160440.4A Withdrawn EP3706094A1 (fr) 2019-03-04 2019-03-04 Système comprenant une machine-outil et un appareil auxiliaire ainsi que divers procédés de commande par un interface sans fil
EP20706008.8A Withdrawn EP3935614A1 (fr) 2019-03-04 2020-02-27 Système comprenant une machine-outil et un appareil auxiliaire, et procédé de commande

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP20706008.8A Withdrawn EP3935614A1 (fr) 2019-03-04 2020-02-27 Système comprenant une machine-outil et un appareil auxiliaire, et procédé de commande

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EP (2) EP3706094A1 (fr)
WO (1) WO2020178142A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112581737A (zh) * 2020-12-16 2021-03-30 南京信息工程大学滨江学院 一种数控车床远程数据采集分析系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2072192A1 (fr) * 2007-12-19 2009-06-24 Robert Bosch Gmbh Module de commande
DE102016210765A1 (de) * 2016-06-16 2017-12-21 Robert Bosch Gmbh Verfahren zu einer, insbesondere drahtlosen, Übertragung von elektronischen Daten, insbesondere zwischen einer Handwerkzeugmaschine und einer externen Einheit
DE102017203685A1 (de) * 2017-03-07 2018-09-13 Robert Bosch Gmbh Verfahren zum Betrieb eines Systems
DE102017131457A1 (de) * 2017-06-08 2018-12-13 Festool Gmbh Elektrisches Gerät zur Ansteuerung eines Staubsaugers
EP3416355A1 (fr) * 2017-06-16 2018-12-19 Makita Corporation Communicateur, machines électriques et procédé de communication

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017087359A (ja) * 2015-11-11 2017-05-25 株式会社マキタ 電動作業機および作業機管理システム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2072192A1 (fr) * 2007-12-19 2009-06-24 Robert Bosch Gmbh Module de commande
DE102016210765A1 (de) * 2016-06-16 2017-12-21 Robert Bosch Gmbh Verfahren zu einer, insbesondere drahtlosen, Übertragung von elektronischen Daten, insbesondere zwischen einer Handwerkzeugmaschine und einer externen Einheit
DE102017203685A1 (de) * 2017-03-07 2018-09-13 Robert Bosch Gmbh Verfahren zum Betrieb eines Systems
DE102017131457A1 (de) * 2017-06-08 2018-12-13 Festool Gmbh Elektrisches Gerät zur Ansteuerung eines Staubsaugers
EP3416355A1 (fr) * 2017-06-16 2018-12-19 Makita Corporation Communicateur, machines électriques et procédé de communication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112581737A (zh) * 2020-12-16 2021-03-30 南京信息工程大学滨江学院 一种数控车床远程数据采集分析系统

Also Published As

Publication number Publication date
WO2020178142A1 (fr) 2020-09-10
EP3935614A1 (fr) 2022-01-12

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