EP2993008A1 - Système d'appareil doté d'une liaison radio - Google Patents

Système d'appareil doté d'une liaison radio Download PDF

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Publication number
EP2993008A1
EP2993008A1 EP14003096.6A EP14003096A EP2993008A1 EP 2993008 A1 EP2993008 A1 EP 2993008A1 EP 14003096 A EP14003096 A EP 14003096A EP 2993008 A1 EP2993008 A1 EP 2993008A1
Authority
EP
European Patent Office
Prior art keywords
radio
unit
remote control
antenna
device housing
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Withdrawn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
EP14003096.6A
Other languages
German (de)
English (en)
Inventor
Wilfried Kaneider
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 EP14003096.6A priority Critical patent/EP2993008A1/fr
Priority to EP15757258.7A priority patent/EP3191277A1/fr
Priority to JP2017513395A priority patent/JP2017529261A/ja
Priority to US15/509,164 priority patent/US10131071B2/en
Priority to PCT/EP2015/069938 priority patent/WO2016037899A1/fr
Publication of EP2993008A1 publication Critical patent/EP2993008A1/fr
Priority to US16/160,811 priority patent/US20190047178A1/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
    • B28D7/005—Devices for the automatic drive or the program control of the machines
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work
    • B25H1/0042—Stands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/042—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs the saw blade being carried by a pivoted lever
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/044—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs the saw blade being movable on slide ways
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/045—Sawing grooves in walls; sawing stones from rocks; sawing machines movable on the stones to be cut

Definitions

  • the present invention relates to a device system with a radio link according to the preamble of claim 1.
  • Husqvarna offers a device system with a remote control that can be wirelessly connected to the device system via a wireless connection.
  • the device system is designed as a wall saw system and comprises a guide rail, a guide rail slidably mounted on the tool unit, an electronic unit and the remote control.
  • the tool device is designed as a wall saw and consists of a saw head and a motor feed unit.
  • the saw head comprises a machining tool which is designed as a saw blade and is driven by a drive motor about an axis of rotation.
  • the motor feed unit comprises a guide carriage and a feed motor; the saw head is arranged on the guide carriage and is moved by the feed motor along a feed direction on the guide rail.
  • the remote control comprises a device housing, an input device, a display device and a first control unit, which is arranged inside the device housing.
  • the first control unit converts the inputs via the input device into control commands and data, which are transmitted to the electronic unit via a first communication connection.
  • the first communication connection is optionally designed as a radio link or as a first communication cable.
  • the first communication cable is used when wireless and wireless communication is not possible due to security or interference sources.
  • the first communication cable is used to uniquely associate the remote control and the electronics unit.
  • the radio connection is established between a first radio unit on the remote control and a second radio unit on the electronic unit.
  • the first radio unit comprises a radio module with a first radio antenna and the second radio unit comprises a radio module with a second radio antenna.
  • the first radio unit is located in the device housing of the remote control between a bottom of the device housing and the horizontally disposed first control unit and the second radio unit is arranged in the device housing of the electronic unit, which is mainly made of metal. This arrangement of the first and second radio units may affect the radio connection.
  • the object of the present invention is to increase the reliability of the radio link in a remote control, which is wirelessly and wirelessly connected to a device system via a radio link between a first and second radio unit.
  • the radio link should have a sufficient reliability, especially in device systems without separate electronics unit.
  • the first radio unit prefferably be arranged on a front side of the device housing, the front side lying opposite a rear side of the device housing facing the operator in a working position of the remote control.
  • the arrangement of the first radio unit on the front of the device housing has the advantage that the front side represents the side facing away from the operator side of the device.
  • the front of the device housing in the working position of the remote control facing the tool device. During processing, the operator keeps the remote control in the working position and directs its view to the processing.
  • the first radio unit preferably has a first radio module with a first radio antenna and a second radio module with a second radio antenna, wherein the polarization directions of the first and second radio antenna are arranged substantially perpendicular to one another.
  • the first and second radio module are constructed identically.
  • the device costs for setting up the radio connection can be reduced.
  • the first radio unit has a third radio module with a third radio antenna, wherein the polarization direction of the third radio antenna is substantially perpendicular to the polarization directions of the first and second radio antenna is arranged.
  • the use of a third radio module with a radio antenna perpendicular to the radio antennas the quality of the radio link between the remote control and the tool device can be further improved.
  • Three mutually perpendicular radio antennas span a three-dimensional space.
  • the distance between the first antenna base point of the first radio module and the second antenna base point of the second radio module essentially corresponds to an odd multiple of a quarter wavelength of a radio frequency.
  • the radio link between the remote control and the tooling device has a frequency band having a plurality of radio frequencies between a lower radio frequency and an upper radio frequency.
  • the distance between the first antenna base point of the first radio module and the second antenna base point of the second radio module is tuned to the center frequency of the frequency band.
  • FIG. 1 shows an inventive device system 10, which is designed as a wall saw system.
  • the wall saw system 10 includes a guide rail 11, a displaceably arranged on the guide rail 11, power tool 12 and a remote control 13.
  • the power tool is designed as a wall saw 12 and comprises a machining unit 14 and a motor drive unit 15.
  • the processing unit is configured as a saw head 14 and comprises designed as a saw blade cutting tool 16, which is attached to a saw arm 17 and is driven by a drive motor 18 about a rotational axis 19th
  • the saw blade 16 may be surrounded by a blade guard, which is secured by means of a blade protection holder on the saw arm 17.
  • the saw arm 17 is formed by a pivot motor 21 about a pivot axis 22 pivotally.
  • the swivel angle of the saw arm 17 determines, with a saw blade diameter of the saw blade 16, how deep the saw blade 16 dips into a workpiece 23 to be machined.
  • the drive motor 18 and the pivot motor 21 are arranged in a device housing 24 .
  • the motor-driven feed unit 15 comprises a guide carriage 25 and a feed motor 26, which is likewise arranged in the device housing 24.
  • the saw head 14 is mounted on the guide carriage 25 and formed on the feed motor 26 along the guide rail 11 in a feed direction 27 slidably.
  • a control unit 28 for controlling the saw head 14 and the motor feed unit 15 is arranged next to the motors 19, 21, 25.
  • At the device housing 24 at least one handle 29 is provided.
  • the remote control 13 comprises a device housing 31, an input device 32, a display device 33 and a control unit 34, which is arranged in the interior of the device housing 31.
  • the control unit 34 converts the inputs of the input device 32 into control signals and data which are sent to the wall saw 12 via a communication link be transmitted.
  • the remote control 13 has a designed as an emergency stop switch control 35 .
  • the communication link is formed as a wire and wireless communication link 36 or as a communications cable 37th
  • the wireless and wireless communication link is formed in the embodiment as a radio link 36, which is formed between a first radio unit 38 on the remote control 13 and a second radio unit 39 on the tool device 12.
  • the communication cable 37 is primarily used when wireless and wireless communication is prohibited for security reasons, such as in hospitals and airports, or when sources of interference interfere with wireless and wireless communication.
  • FIGS. 2A B show the application of the wall sawing system 10 of the invention FIG. 1 when working a concrete wall in a vertical arrangement of the wall sawing system 10 (FIG. FIG. 2A ) and a horizontal arrangement of the wall sawing system 10 (FIG. FIG. 2 B ).
  • FIG. 2A 10 shows the wall saw with the guide rail 11, the wall saw 12 and the remote control 13 during the machining of a first concrete wall 41.
  • the guide rail 11 is fixed in a vertical direction 42 at the first concrete wall 41st
  • the operator holds the remote control 13 in a working position in his hands and directs his view of the processing on the wall 41st
  • FIG. 2 B 10 shows the wall saw with the guide rail 11, the wall saw 12 and the remote control 13 during the processing of a second concrete wall 43.
  • the guide rail 11 is fixed in a horizontal direction 44 at the second concrete wall 43rd
  • the operator holds the remote control 13 in a working position in his hands and directs his view of the processing on the wall 43rd
  • the radio link 36 between the remote control 13 and the wall saw 12 is affected by various factors. During processing, a cooling and rinsing fluid is used, which makes the surface to be treated and adjacent surfaces wet. In addition, the blade guard and the saw blade 16, both made of metal, interfere with the radio link 37.
  • FIGS. 3A , B show the remote control 13 in an oblique view on an upper side ( FIG. 3A ) and in a view of a front side of the remote control 13 ( FIG. 3B ).
  • the remote control 13 is part of the device system 10 of the invention FIG. 1 ,
  • the remote control 13 comprises the device housing 31, the input device 32, the display device 33 and the control unit 34, which are arranged in the interior of the device housing 31 is.
  • the input device 32 comprises a plurality of input elements, which are designed as a joystick 51, as a rotary knob 52 and as pushbuttons 53 .
  • the operator must set various machining and device parameters. Therefore, the input device 32 besides the in FIG. 2A having shown input elements further input elements.
  • the device housing 31 consists of a top 54, a bottom 55 facing the top 54, a back 56, a front 57 opposite the back 56, a left side surface 58 and a right side surface 59.
  • the input device 32 and the Display device 33 are arranged in the upper side 54.
  • the device housing 31 has two lateral retaining elements 61, 62 which are mounted on the left side surface 58 and the right side surface 59.
  • the lateral holding element mounted on the left side surface 58 is also referred to as the left holding element 61 and the side holding element mounted on the right side surface 59 as the right holding element 62.
  • the remote control of the wall saw system 10 is carried out by means of the remote control 13, which the operator controls during operation of the Wall sawing system 10 in the in FIGS. 2A , B shown working position. In the working position, the operator grips the lateral holding elements with the palms of the hands and operates the two input elements 51, 52 with their thumbs.
  • the joystick 51 is operated with the thumb of the left hand and the knob 52 with the thumb of the right hand.
  • the control unit 34 converts the inputs of the input device 32 into control commands and data, which are transmitted to the wall saw 12 via the first communication link.
  • the first communication link is formed as a radio link 36 between the first and second radio units 38, 39 or as a communication cable 37.
  • the first radio unit 38 is provided in the device housing 31 of the remote control 13.
  • the first radio unit 38 a first radio module 63 with a first radio antenna 64, and a second radio module 65 with a second radio antenna 66, wherein the polarization directions of the first and second radio antenna 64, 66 are arranged substantially perpendicular to each other.
  • the first and second radio modules 63, 65 are constructed identically.
  • the second radio module 65 is displaced relative to the first radio module 63 in the device housing 31 and arranged rotated.
  • a frequency band from a plurality of radio frequencies between a lower radio frequency f min and an upper radio frequency f max is used.
  • the use of 15 equidistant radio frequencies between a lower radio frequency f min of 2.405 GHz and an upper radio frequency f max of 2.475 GHz results in a center frequency of 2.440 GHz.
  • the distance between the base point of the first radio antenna and the base point of the second radio antenna corresponds to an odd multiple of a quarter wavelength of a radio frequency of 2.440 GHz.
EP14003096.6A 2014-09-08 2014-09-08 Système d'appareil doté d'une liaison radio Withdrawn EP2993008A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP14003096.6A EP2993008A1 (fr) 2014-09-08 2014-09-08 Système d'appareil doté d'une liaison radio
EP15757258.7A EP3191277A1 (fr) 2014-09-08 2015-09-01 Système d'appareil muni d'une liaison radio
JP2017513395A JP2017529261A (ja) 2014-09-08 2015-09-01 無線リンクを含むデバイスシステム
US15/509,164 US10131071B2 (en) 2014-09-08 2015-09-01 Device system including a radio link
PCT/EP2015/069938 WO2016037899A1 (fr) 2014-09-08 2015-09-01 Système d'appareil muni d'une liaison radio
US16/160,811 US20190047178A1 (en) 2014-09-08 2018-10-15 Device system including a radio link

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP14003096.6A EP2993008A1 (fr) 2014-09-08 2014-09-08 Système d'appareil doté d'une liaison radio

Publications (1)

Publication Number Publication Date
EP2993008A1 true EP2993008A1 (fr) 2016-03-09

Family

ID=51564410

Family Applications (2)

Application Number Title Priority Date Filing Date
EP14003096.6A Withdrawn EP2993008A1 (fr) 2014-09-08 2014-09-08 Système d'appareil doté d'une liaison radio
EP15757258.7A Withdrawn EP3191277A1 (fr) 2014-09-08 2015-09-01 Système d'appareil muni d'une liaison radio

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP15757258.7A Withdrawn EP3191277A1 (fr) 2014-09-08 2015-09-01 Système d'appareil muni d'une liaison radio

Country Status (4)

Country Link
US (2) US10131071B2 (fr)
EP (2) EP2993008A1 (fr)
JP (1) JP2017529261A (fr)
WO (1) WO2016037899A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2993015A1 (fr) * 2014-09-08 2016-03-09 HILTI Aktiengesellschaft Procédé de commande d'un système de scie murale par sciage en long
US11384489B2 (en) * 2019-06-17 2022-07-12 Ariel Gerardo Martinez Scarifier system, and method of resurfacing or remodeling a ground surface using the scarifier system
FR3128983A1 (fr) * 2021-11-09 2023-05-12 AXL technologies Procédé de montage d’une structure pour porte-outils et d’une installation le comportant, structure et installation correspondantes

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19737617A1 (de) * 1997-08-28 1999-03-11 Thomas Klein Fernsteuerung für Antriebsaggregate, insbesondere für Wandsäge- und Kernbohrsysteme
EP1693173A1 (fr) * 2005-02-22 2006-08-23 HILTI Aktiengesellschaft Machine à scier des parois commandable et procédé de commande
WO2014124910A1 (fr) * 2013-02-14 2014-08-21 Hilti Aktiengesellschaft Dispositif de commande à distance d'un appareil d'outillage
WO2014128095A1 (fr) * 2013-02-20 2014-08-28 Hilti Aktiengesellschaft Dispositif de découpe d'une pièce le long d'une ligne de découpe

Family Cites Families (8)

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JP3032664B2 (ja) * 1993-06-15 2000-04-17 松下電工株式会社 アンテナ装置
US7253717B2 (en) * 2000-11-29 2007-08-07 Mobile Technics Llc Method and system for communicating with and tracking RFID transponders
JP2010142318A (ja) * 2008-12-17 2010-07-01 Panasonic Corp 食器洗浄乾燥機
JP5326107B2 (ja) 2009-09-29 2013-10-30 双葉電子工業株式会社 ラジオコントロール送信機、ラジオコントロール送信機における通信方法
JP2012156969A (ja) * 2011-01-28 2012-08-16 Dx Antenna Co Ltd アンテナ
JP5768645B2 (ja) * 2011-10-07 2015-08-26 株式会社デンソー 車両用のスマートシステム
WO2014057464A1 (fr) * 2012-10-11 2014-04-17 Tagsys Lecteur rfid uhf avec système d'antennes amélioré
US20140333525A1 (en) * 2013-05-09 2014-11-13 Terydon, Inc. Method and apparatus for using an application to control operation with a deadman switch

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19737617A1 (de) * 1997-08-28 1999-03-11 Thomas Klein Fernsteuerung für Antriebsaggregate, insbesondere für Wandsäge- und Kernbohrsysteme
EP1693173A1 (fr) * 2005-02-22 2006-08-23 HILTI Aktiengesellschaft Machine à scier des parois commandable et procédé de commande
WO2014124910A1 (fr) * 2013-02-14 2014-08-21 Hilti Aktiengesellschaft Dispositif de commande à distance d'un appareil d'outillage
WO2014128095A1 (fr) * 2013-02-20 2014-08-28 Hilti Aktiengesellschaft Dispositif de découpe d'une pièce le long d'une ligne de découpe

Also Published As

Publication number Publication date
EP3191277A1 (fr) 2017-07-19
WO2016037899A1 (fr) 2016-03-17
US20170252946A1 (en) 2017-09-07
JP2017529261A (ja) 2017-10-05
US20190047178A1 (en) 2019-02-14
US10131071B2 (en) 2018-11-20

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