WO2011038953A1 - Machine-outil, en particulier machine-outil portative - Google Patents

Machine-outil, en particulier machine-outil portative Download PDF

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Publication number
WO2011038953A1
WO2011038953A1 PCT/EP2010/061175 EP2010061175W WO2011038953A1 WO 2011038953 A1 WO2011038953 A1 WO 2011038953A1 EP 2010061175 W EP2010061175 W EP 2010061175W WO 2011038953 A1 WO2011038953 A1 WO 2011038953A1
Authority
WO
WIPO (PCT)
Prior art keywords
tool
machine tool
machine
saw blade
placement
Prior art date
Application number
PCT/EP2010/061175
Other languages
German (de)
English (en)
Inventor
Thilo Koeder
Joachim Platzer
Ulli Hoffmann
Jan Koegel
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
Priority to EP10737581.8A priority Critical patent/EP2483026B1/fr
Publication of WO2011038953A1 publication Critical patent/WO2011038953A1/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

  • Machine tool in particular hand-held machine tool
  • the invention relates to a machine tool, in particular a hand-held machine
  • Machine tools especially in the form of hand-held and / or hand-guided machine tools, often offer a multitude of possible uses, combined with a large number of user-side setting options. This often requires user knowledge, even with good manuals. Especially with only sporadic use of such machine tools, this often results in incorrect operation.
  • machine tools are equipped with machine-side aids for the user, for example in jigsaws with guide aids, which are intended to support the user in the pursuit of prescribed working lines, in particular computer-aided, for example by guide messages displayed on a display.
  • An optionally complementary mechanical support in the leadership of a machine tool is known from DE 10 2006 052 808 A1, in which a jigsaw is provided as a machine tool and the user is thereby mechanically supported in the leadership of the machine that the tool driven in the form of a hubbeweglich Saw blade is rotatable about its stroke axis and is aligned by machine to the respective working line.
  • the tools used here are machine-side-provided sensors, in particular, for example, a camera, via which the respective predetermined working line is detected is, so that based on the results of a downstream evaluation and processing unit via an adjusting device, the saw blade can be aligned in its rotational position on the line.
  • a semi-autonomous operation makes it easier for the user to guide and avoid guide errors, but in order to achieve a good quality of work, special attention in the tool selection and adaptation to respective workpiece-side conditions.
  • the invention has for its object to further improve a machine tool of the type mentioned in terms of assistance provided to the user on the machine side in the handling and use of the machine.
  • corresponding identification features can also be formed by design features of the tool itself, such as saw blades by the nature of their teeth, their length or the like.
  • corresponding identification features can also be formed by codes provided on the placement tool, in particular in barcode-like form by imprints or the like.
  • Fig. 2 shows a selection of different saw blades as mounting tools for the jigsaw
  • FIG. 3 shows a jigsaw designed according to the invention in a block diagram, the means for detecting and processing the features identifying the respective placement tool and for conversion into control commands for the drive of the placement tool.
  • a jigsaw 2 As a machine tool 1, a jigsaw 2 is illustrated. This has a housing 3 which is slidably supported on the surface 27 of a workpiece 5 via a base plate 4.
  • the jigsaw 2 has a saw blade 8 as a placement tool 7 held in a tool holder 9.
  • the saw blade 8 is driven to lift in the direction of the arrow 10 and about its axis of rotation corresponding rotation axis 12, as indicated by the arrow 1 1, rotatable.
  • the respective sawing direction is specified as the working direction.
  • the indicated by the arrow 6 working direction corresponds to the straight-ahead working direction of the jigsaw 2, which coincides with untwisted saw blade 8 in the extension with the plane of the saw blade 8.
  • FIG. 1 Illustrated are thus in Figure 1 is a crizursswolf that corresponds to the straight ahead working direction according to arrow 6; Furthermore, an operation of the jigsaw 2 as a so-called “scrolling Jigsaw", in which the jigsaw 2 operates in one of the determined by the respective rotational position of the saw blade 8 working in semi-autonomous mode of operation in this mode of operation, the saw blade 8 by machine to a respective predetermined, straight or aligned and follows this crooked line, the user essentially only takes over the support of the resulting work from the reaction forces and the feed of the jigsaw 2.
  • a so-called “scrolling Jigsaw” in which the jigsaw 2 operates in one of the determined by the respective rotational position of the saw blade 8 working in semi-autonomous mode of operation in this mode of operation, the saw blade 8 by machine to a respective predetermined, straight or aligned and follows this crooked line, the user essentially only takes over the support of the resulting
  • Fig. 1 the use of the jigsaw 2 is further illustrated in a so-called Pendelhub plante in which the saw blade 8 via a pendulum drive 13 is displaced in the direction of its saw blade plane superimposed to the lifting drive pendulum.
  • the jigsaw 2 is replaceable to be equipped with different saw blades 8.
  • Various embodiments of such saw blades 8 are shown in Fig. 2 and illustrate that sometimes even by the respective design of the saw blade 8, whether by the shape, by the length and / or the type and shape of the teeth, a distinction and identification is possible .
  • the saw blades 8, as illustrated by way of example for a saw blade 28, may have additional identification features 29, which may be provided in barcode-like form, for example on one or both saw blade surfaces, in particular incorporated therein.
  • Corresponding marking options for example, also offers the saw blade back, for example, by a corresponding screening.
  • Fig. 2 also shows that even the head parts of the saw blades 8 provide sufficient opportunities for coding, especially for a mechanically detectable coding that tapped in the tool holder 9 and further processed in corresponding control commands for working parameters of the jigsaw 2, in particular stroke rate of the saw blade 8 and pendulum number of the pendulum drive 13, can be implemented.
  • Corresponding processing and control devices are integrated into the jigsaw 2 of the housing 3 and shown schematically in the representation of FIG. 1 on the front side 16 of the jigsaw 2, wherein at 21 a computing unit is shown, in conjunction with a control unit 22nd corresponding actuators 23 responds.
  • optical detection devices 30 are considered as means for detecting, as shown in FIG. 1 in the front region 16 of the housing 3 to the front. provided for saw blade 8 and aligned on the saw blade 8 and the working area of the saw blade 8 are illustrated.
  • the optical detection unit 30 for the purposes mentioned have different sensors, such as a sensor 18 for
  • both sensor systems 18, 24 may be formed in the form of a camera and may differ only in terms of their orientation.
  • the sensors 18, 24 can also overlap in the detection range, so that under certain circumstances they can be used redundantly.
  • the saw blade detection it may prove expedient to predefine a rotary and / or lifting position of the saw blade 8 for the respective detection, into which the saw blade 8 is moved for better observation.
  • the saw blade 8 can be rotated in a transverse position to the straight-ahead working direction.
  • the upper stroke position of the saw blade 8 proves to be useful for detection and identification position, especially in this position, in particular with appropriate rotation of the saw blade 8, the physical design of the saw blade 8 is particularly well recognized and any coding like recesses and Wells and / or barcode-like markings are in a favorable observation area.
  • FIG. 3 schematically illustrates the detection of the identification features of a saw blade 8 used as a mounting tool 7 via the sensor system 24 in the form of a camera and the subsequent processing of the information thus obtained in a saw blade identifier 31, for example by image comparison or by processing the coding signals, the saw blade identifier 31 Part of the arithmetic unit 21 may be. If the saw blade 8 is detected, the control unit 22 sets the values associated with the saw blade 8 as drive parameters, in particular for the number of strokes 32 and pendulum number 33, and converts them into control commands for the actuating and drive devices 13, 23.
  • Fig. 1 it is illustrated that the detection of the assembly tool 7 according to the invention is advantageously combined with a recognition of the material type of the workpiece 5. This makes it possible to modify the drive parameters resulting from the saw blade recognition in consideration of the respective type of material and to control correspondingly modified drive values for the saw blade 8 in terms of stroke and pendulum number.
  • the material identifier is symbolically illustrated in FIG. 1 via the sensor system 26, which is preferably provided in the front region of the foot plate 4 which can be placed on the workpiece surface 27, wherein known technologies can be used for the recognition of the material.

Abstract

L'invention concerne une machine-outil (1), en particulier sous forme d'une scie à guichet (2) portative, comprenant un porte-outil (9) et des moyens de détection des caractéristiques d'identification d'un outil d'équipement (7) maintenu dans le porte-outil (9).
PCT/EP2010/061175 2009-10-01 2010-08-02 Machine-outil, en particulier machine-outil portative WO2011038953A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10737581.8A EP2483026B1 (fr) 2009-10-01 2010-08-02 Scie sauteuse fonctionnant de façon semi-autonome

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910045235 DE102009045235A1 (de) 2009-10-01 2009-10-01 Werkzeugmaschine, insbesondere handgehaltene Werkzeugmaschine
DE102009045235.4 2009-10-01

Publications (1)

Publication Number Publication Date
WO2011038953A1 true WO2011038953A1 (fr) 2011-04-07

Family

ID=43067052

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/061175 WO2011038953A1 (fr) 2009-10-01 2010-08-02 Machine-outil, en particulier machine-outil portative

Country Status (3)

Country Link
EP (1) EP2483026B1 (fr)
DE (1) DE102009045235A1 (fr)
WO (1) WO2011038953A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2883664A1 (fr) * 2013-12-16 2015-06-17 HILTI Aktiengesellschaft Outil

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016207883A1 (de) * 2016-05-09 2017-11-09 Robert Bosch Gmbh Codiertes Werkzeug und codierte Werkzeughülse zum Programmieren eines Montagewerkzeugs
EP3974112A1 (fr) * 2020-09-29 2022-03-30 Hilti Aktiengesellschaft Machine outil électrique portable

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1109034A1 (fr) * 1999-12-16 2001-06-20 HILTI Aktiengesellschaft Procédé et dispositif permettant l'investigation et l'identification de la nature d'une surface sous-jacente
DE10026357A1 (de) * 2000-05-27 2002-01-31 Martin Argast Optoelektronische Vorrichtung
EP1645371A1 (fr) * 2004-10-06 2006-04-12 BLACK & DECKER INC. Dispositif de mesure pour usage avec des outils motorisés
US20060104731A1 (en) * 2002-04-18 2006-05-18 Etter Mark A Drill press
US20060159533A1 (en) * 2004-12-17 2006-07-20 Zeiler Jeffrey M Smart accessories for power tools
DE102006052808A1 (de) 2006-11-09 2008-05-15 Robert Bosch Gmbh Handhubsägemaschine
DE102006061581A1 (de) * 2006-12-27 2008-07-03 Robert Bosch Gmbh Elektrowerkzeugvorrichtung

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1109034A1 (fr) * 1999-12-16 2001-06-20 HILTI Aktiengesellschaft Procédé et dispositif permettant l'investigation et l'identification de la nature d'une surface sous-jacente
DE10026357A1 (de) * 2000-05-27 2002-01-31 Martin Argast Optoelektronische Vorrichtung
US20060104731A1 (en) * 2002-04-18 2006-05-18 Etter Mark A Drill press
EP1645371A1 (fr) * 2004-10-06 2006-04-12 BLACK & DECKER INC. Dispositif de mesure pour usage avec des outils motorisés
US20060159533A1 (en) * 2004-12-17 2006-07-20 Zeiler Jeffrey M Smart accessories for power tools
DE102006052808A1 (de) 2006-11-09 2008-05-15 Robert Bosch Gmbh Handhubsägemaschine
DE102006061581A1 (de) * 2006-12-27 2008-07-03 Robert Bosch Gmbh Elektrowerkzeugvorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2883664A1 (fr) * 2013-12-16 2015-06-17 HILTI Aktiengesellschaft Outil

Also Published As

Publication number Publication date
DE102009045235A1 (de) 2011-04-28
EP2483026A1 (fr) 2012-08-08
EP2483026B1 (fr) 2014-07-23

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