WO2018149727A1 - Surveillance d'un outil à main électrique - Google Patents

Surveillance d'un outil à main électrique Download PDF

Info

Publication number
WO2018149727A1
WO2018149727A1 PCT/EP2018/053157 EP2018053157W WO2018149727A1 WO 2018149727 A1 WO2018149727 A1 WO 2018149727A1 EP 2018053157 W EP2018053157 W EP 2018053157W WO 2018149727 A1 WO2018149727 A1 WO 2018149727A1
Authority
WO
WIPO (PCT)
Prior art keywords
hand tool
central entity
duration
usage time
period
Prior art date
Application number
PCT/EP2018/053157
Other languages
German (de)
English (en)
Inventor
Stefan Ulrich
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2018149727A1 publication Critical patent/WO2018149727A1/fr

Links

Classifications

    • 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 invention relates to the monitoring of an electric hand tool.
  • the invention relates to a load determination of the electric hand tool.
  • An electric hand tool is set up to perform an operation with the aid of electrical energy.
  • the operation may include, for example, sawing, drilling, screwing, cutting or lighting.
  • the electrical energy can by means of a cable from a
  • Power supply network can be removed or the hand tool can be wireless, with electrical energy can be carried in an energy storage.
  • the electric hand tool may be set up for indoor or outdoor use.
  • the hand tool comprises a garden tool such as a
  • the hand tool wears both by operation and by storage.
  • a manufacturer of the hand tool may issue a device warranty that includes repair or repair free of charge to the user if the hand tool has some type of damage within a predetermined warranty period.
  • the warranty period usually applies from the time of purchase or the first use of the hand tool.
  • An object underlying the present invention is to provide an improved technique for monitoring the electric hand tool.
  • the invention is solved by the subject matters of the independent claims. Subclaims give preferred embodiments again.
  • a method of monitoring an electric hand tool includes steps of detecting a use of the hand tool; determining a cumulative usage duration; and granting a device warranty as long as the usage duration does not exceed a predetermined maximum usage time.
  • the equipment warranty is usually a voluntary benefit that a manufacturer or dealer of the hand tool can offer.
  • the central instance may be provided or operated by, for example, a neutral body or the guarantor.
  • the hand tool By connecting the hand tool with the central entity, the hand tool can become part of a device network (Internet of Things, loT). Additional ways of controlling or improving the central instance.
  • Hand tools such as predicting date dates, offering accessories, or a performance-enhancing package, can access these
  • the hand tool can be coupled to a user as part of a registration process. User behavior can be determined thereby improved. In addition, the hand tool can be better secured against theft.
  • the determination result is sent back by the central entity and an indication of the determination result is output on the hand tool.
  • the determination result can be output acoustically, optically or haptically.
  • Maximum usage time exceeds. For example, a maximum retrievable power of the hand tool can be reduced, so that a defect due to overloading of the hand tool can be made less likely.
  • the restriction may be increased as the usage time exceeds the predetermined maximum usage time. In extreme cases, the hand tool can be shut down if the period of use exceeds the predetermined maximum useful life by a predetermined amount.
  • Occupational safety can be increased and a possible consequential damage through an overloaded hand tool can be prevented.
  • the central entity sends a
  • the acknowledgment fails for more than a predetermined time. This can be improved to ensure that the Hand tool makes contact with the central instance when it is used. Monitoring and service functions as mentioned above can thereby be continuously improved.
  • the use of the hand tool is restricted if the acknowledgment fails for longer than a predetermined time. Similar as above regarding the predetermined ones
  • the hand tool can be limited in its performance or functionality.
  • the requirement of regular or permanent data link of the hand tool can be limited in its performance or functionality.
  • Hand tools with the central instance can be met so improved.
  • the transmission takes place via a mobile device.
  • the mobile device may comprise a mobile phone with additional function (smartphone) or a portable computer (tablet computer, laptop).
  • the data transmissions can be done using different technologies. For example, the first
  • WLAN Wireless Local Area Network
  • transmitted information is output on the mobile device.
  • the transmitted information can be derived, processed or put together in context, before they are issued.
  • the mobile device can also be used for caching the data if one of the transmission paths can not be used in the meantime.
  • a system for monitoring an electric hand tool includes
  • a control module adapted to detect use of the hand tool and a device for determining a cumulative one
  • the device may also compare the cumulative usage duration with a predetermined one
  • the Maximum use time can be granted a device warranty on the hand tool.
  • the control module can be permanently installed or retrofitted in the electrical hand tool. It is preferred that a binding of the control module to the hand tool, for example by means of cryptographic methods. It is also preferred that transmissions between the hand tool and the mobile device, the mobile device and the central entity or the central entity and the hand tool are encrypted or authenticated. A compromise of the system can be prevented.
  • the system may be configured to perform the method described above in whole or in part. Characteristics or advantages of the system can therefore also apply to the method and vice versa.
  • the control module and / or the device may comprise a programmable microcomputer.
  • the method can be designed as a computer program product with program code means, of which at least parts can run on the microcomputer.
  • control module is adapted to establish a wireless communication connection with a central entity.
  • the communication connection can be direct or via an intermediate device.
  • the intermediate device may be more accurate in the above
  • FIG. 1 shows a system for monitoring an electric hand tool
  • FIG. 2 is a flowchart of a method for monitoring a
  • FIG. 1 shows a system 100 for monitoring an electrical system
  • Hand tools 105 By means of the system 100 can also several of the components 100.
  • the system 100 can also several of the components 100.
  • Hand tools 105 are monitored simultaneously.
  • a wired hammer drill and a cordless cordless screwdriver are shown as electrical hand tools 105.
  • any type of electric hand tool 105 can be used.
  • the hand tool 105 may be used indoors or out of the house. It may, for example, be configured for drilling, lighting, sawing, grinding, hammering, cutting or milling.
  • the hand tool 105 does its job with the help of electrical energy by means of a cable from a
  • a control module 1 10 is attached, which preferably mechanically and / or by means of cryptographic
  • Methods can be tied to the respective hand tool 105.
  • the control module 110 is configured to sense a flow of electrical energy indicative of use of the hand tool 105. Based on this observation, a usage period of the hand tool 105 can be determined.
  • the period of use is determined locally on the hand tool 105 and in particular by means of the control module 1 10.
  • the duration of use is determined cumulatively, that is to say it is preferably determined how long the hand tool 105 has been used overall, if breaks in which it has not been used are neglected.
  • the cumulative usage time can be expressed in terms of operating hours, for example.
  • a comparison result can be signaled locally, for example by means of an optical, acoustic or haptic output device. For example, lighting a green LED may inform a user that a device warranty is being granted for the hand tool 105, and the flashing of a red LED indicates that the warranty period has expired and the device warranty has expired.
  • control module 1 is 10 for this purpose
  • Embodiment takes place wireless communication with a mobile device 1 15, for example by means of WLAN, Bluetooth or WiMAX.
  • the determination of the duration of use, the cumulative duration of use or the comparison with the predetermined maximum useful life can also be performed by the mobile device 15.
  • the communication between the mobile device 1 15 and the control module 1 10 is preferably secured by means of cryptographic methods against misuse or corruption.
  • the mobile device 15 can output the received information in its raw or in a processed version, for example optically, as indicated in FIG.
  • Duration of use and the predetermined maximum useful life can be represented numerically or graphically. Furthermore, a remaining
  • the mobile device 15 can be wirelessly connected to a central entity 120
  • the central entity 120 (“server") can be physically provided at or abstracted from any location (cloud) .
  • the communication between the mobile device 15 and the central entity 120 preferably takes place wirelessly, for example by means of mobile data transmission If the mobile device 15 can also be dispensed with and the electric hand tool 105 can communicate directly or via another intermediate device with the central entity 120.
  • the central entity 120 can be set up to store or process the received data the cumulative usage time of a hand tool 105 may be determined by the central instance 120. A comparison of the cumulative usage time with the maximum usage time may also take place there Hand tools 105 are returned. From hand tools 105
  • the received information can also be answered or acknowledged by the mobile device 15.
  • the answer may be the result of comparing the cumulative usage time with the
  • Maximum usage time include. In another embodiment, it may be noted at what time the accumulated usage time reaches the predetermined maximum usage time. Should be on the electric
  • a damage occurs, its time may also be recorded and compared with the expiry date of the guarantee. This will help to determine if the damage occurred within or outside the warranty period.
  • FIG. 2 shows a flow diagram of a method 200 for monitoring an electric hand tool 105.
  • the method 200 is based on the system 100 of FIG. Different embodiments of the system 100 may be used with different embodiments of the method 200
  • steps of the method 200 shown in a left-hand area are assigned to an electrical hand-held tool 105, steps shown in the middle to the mobile device 15 and steps of the central instance 120 shown on the right. If the mobile device 1 15 is omitted, the corresponding steps can be assigned corresponding to the hand tool 105 and / or the central instance 120. If the central instance 120 is omitted, then all steps can be assigned to the electric hand tool 105. These steps are preferably carried out by means of the control module 1 10 in or on the hand tool 105.
  • Hand tools 105 are determined.
  • the maximum period of use may be general, for example in the context of the production of the hand tool 105, or individually, for example after a second hand inspection
  • Hand tool 105 to be measured.
  • a subsequent increase in the maximum period of use for example in connection with the purchase of a warranty extension, may also be offered.
  • a subsequent increase in the maximum period of use for example in connection with the purchase of a warranty extension, may also be offered.
  • step 205 is performed by the central entity 120 rather than by the hand tool 105.
  • a step 210 use of the hand tool 105 is detected.
  • the use can be determined, in particular, when an electric current that is required for the usual use of the hand tool 105 flows.
  • the usage time can be integrated to a cumulative
  • Useful duration which can be given for example in operating hours or minutes of operation of the hand tool 105.
  • a single usage duration, a portion of a single usage duration, or a cumulative usage duration may be communicated to the central entity 120 in a step 215.
  • the cumulative usage duration may be communicated to the central entity 120 in a step 215.
  • Use period can be determined if it has not previously been determined by the hand tool 105.
  • the cumulative usage time is not determined, but the maximum usage time is determined by the
  • step 230 it may be determined that a device warranty for the hand tool 105 has expired if the cumulative usage time has exceeded the maximum usage time or has reached zero the maximum usage time decremented by the usage duration. A time of this event can be recorded.
  • a result of this determination may be sent in step 235 to the
  • Hand tool 105 are returned.
  • also only an acknowledgment or response of the message of step 215 may be transmitted in step 235.
  • a step 240 information received on the hand tool 105 may be provided, for example by means of an acoustic, optical or haptic output.
  • this issue may indicate whether a device warranty for the hand tool 105 currently applies or not.
  • it may also be determined whether more than a predetermined amount of time has elapsed after a transmission attempt in step 215 without a response from central entity 120 having arrived at step 235. In this case, the communication link between the hand tool 105 and the central instance 120 is disturbed or interrupted. In this case, or when the device warranty of the hand tool 105 has expired, a function restriction of the hand tool 105 may be performed additionally or alternatively to indicate this fact.
  • control module 110 by means of the control module 110, a performance of the hand tool 105 can be reduced. Individual functions of the
  • Hand tool 105 can be turned off. Waiting times between uses of the hand tool 105 can be increased.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Portable Power Tools In General (AREA)

Abstract

La présente invention concerne un procédé pour surveiller un outil à main électrique comprenant les étapes consistant à : détecter l'utilisation de l'outil à main ; déterminer une durée d'utilisation cumulée ; et octroyer une garantie d'appareil tant que la durée d'utilisation ne dépasse pas une durée d'utilisation maximale prédéfinie.
PCT/EP2018/053157 2017-02-14 2018-02-08 Surveillance d'un outil à main électrique WO2018149727A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017202286.8A DE102017202286A1 (de) 2017-02-14 2017-02-14 Überwachung eines elektrischen Handwerkzeugs
DE102017202286.8 2017-02-14

Publications (1)

Publication Number Publication Date
WO2018149727A1 true WO2018149727A1 (fr) 2018-08-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/053157 WO2018149727A1 (fr) 2017-02-14 2018-02-08 Surveillance d'un outil à main électrique

Country Status (2)

Country Link
DE (1) DE102017202286A1 (fr)
WO (1) WO2018149727A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112654465A (zh) * 2018-09-05 2021-04-13 松下知识产权经营株式会社 电动工具及电动工具系统

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019109645A1 (de) * 2019-04-11 2020-10-15 Aesculap Ag Verfahren zum Überwachen von Inspektions- /Serviceintervallen einer medizintechnischen Antriebseinheit
DE102019128902A1 (de) * 2019-10-25 2021-04-29 C. & E. Fein Gmbh Verfahren zum Überwachen einer elektrischen Handwerkzeugmaschine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001005559A2 (fr) * 1999-07-16 2001-01-25 Gass Stephen F Outils electriques ameliores
EP1136188A2 (fr) * 2000-03-16 2001-09-26 Makita Corporation Outil à impact motorisé avec moyens de repérage du bruit d'impact
DE102007035095A1 (de) * 2007-07-26 2009-01-29 Robert Bosch Gmbh Werkzeugmanagementsystem
US20110067895A1 (en) * 2008-05-20 2011-03-24 Max Co. Ltd Tool, information processing unit, terminal unit, and management system
WO2013014914A2 (fr) * 2011-07-24 2013-01-31 Makita Corporation Adaptateur pour outils électriques, système d'outil électrique et procédé de fonctionnement correspondant
US20140070924A1 (en) * 2012-09-11 2014-03-13 Black & Decker Inc System and Method for Identifying a Power Tool
DE102012223007A1 (de) * 2012-12-13 2014-06-18 Hilti Aktiengesellschaft Handgeführtes oder halbstationäres Werkzeuggerät und Verfahren zum Betreiben eines derartigen Werkzeuggeräts
WO2015161829A1 (fr) * 2014-04-24 2015-10-29 苏州宝时得电动工具有限公司 Outil électrique, ainsi que dispositif, système et procédé permettant de collecter des informations à distance concernant l'outil électrique

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001005559A2 (fr) * 1999-07-16 2001-01-25 Gass Stephen F Outils electriques ameliores
EP1136188A2 (fr) * 2000-03-16 2001-09-26 Makita Corporation Outil à impact motorisé avec moyens de repérage du bruit d'impact
DE102007035095A1 (de) * 2007-07-26 2009-01-29 Robert Bosch Gmbh Werkzeugmanagementsystem
US20110067895A1 (en) * 2008-05-20 2011-03-24 Max Co. Ltd Tool, information processing unit, terminal unit, and management system
WO2013014914A2 (fr) * 2011-07-24 2013-01-31 Makita Corporation Adaptateur pour outils électriques, système d'outil électrique et procédé de fonctionnement correspondant
US20140070924A1 (en) * 2012-09-11 2014-03-13 Black & Decker Inc System and Method for Identifying a Power Tool
DE102012223007A1 (de) * 2012-12-13 2014-06-18 Hilti Aktiengesellschaft Handgeführtes oder halbstationäres Werkzeuggerät und Verfahren zum Betreiben eines derartigen Werkzeuggeräts
WO2015161829A1 (fr) * 2014-04-24 2015-10-29 苏州宝时得电动工具有限公司 Outil électrique, ainsi que dispositif, système et procédé permettant de collecter des informations à distance concernant l'outil électrique

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112654465A (zh) * 2018-09-05 2021-04-13 松下知识产权经营株式会社 电动工具及电动工具系统
US12070845B2 (en) 2018-09-05 2024-08-27 Panasonic Intellectual Property Management Co., Ltd. Electronic power tool and electric power tool system

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