EP3722050B1 - Dispositif de réception d'une unité fonctionnelle pour un appareil outil et procédé de fixation d'un tel dispositif de réception sur un appareil outil - Google Patents

Dispositif de réception d'une unité fonctionnelle pour un appareil outil et procédé de fixation d'un tel dispositif de réception sur un appareil outil Download PDF

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Publication number
EP3722050B1
EP3722050B1 EP19167791.3A EP19167791A EP3722050B1 EP 3722050 B1 EP3722050 B1 EP 3722050B1 EP 19167791 A EP19167791 A EP 19167791A EP 3722050 B1 EP3722050 B1 EP 3722050B1
Authority
EP
European Patent Office
Prior art keywords
receiving device
receiving
power tool
tool device
tool
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.)
Active
Application number
EP19167791.3A
Other languages
German (de)
English (en)
Other versions
EP3722050A1 (fr
Inventor
Franz Huber
John Van Taack-Trakranen
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 EP19167791.3A priority Critical patent/EP3722050B1/fr
Priority to CN202080014207.8A priority patent/CN113423539A/zh
Priority to JP2021559299A priority patent/JP7229390B2/ja
Priority to PCT/EP2020/058455 priority patent/WO2020207806A1/fr
Priority to US17/441,102 priority patent/US11958179B2/en
Publication of EP3722050A1 publication Critical patent/EP3722050A1/fr
Application granted granted Critical
Publication of EP3722050B1 publication Critical patent/EP3722050B1/fr
Active legal-status Critical Current
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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
    • B25F5/02—Construction of casings, bodies or handles
    • B25F5/021—Construction of casings, bodies or handles with guiding devices
    • 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
    • B25F5/02—Construction of casings, bodies or handles

Definitions

  • the present invention relates to a device for receiving a functional unit for a tool device, wherein the receiving device can be attached to the tool device with a dovetail connection and with a further fastening mechanism.
  • the invention relates to a method for attaching such a receiving device to a tool device.
  • a rotatable plug-in part can be inserted into an opening of the receiving device and, by this rotational movement, can be converted from an unsecured to a fastened state. In the fastened state, a hook of the tool device engages with an elevation of the plug-in part.
  • the object on which the present invention is based is thus to overcome the disadvantages of the prior art described above and to provide a fastening solution with which a functional unit can be detachably connected to a tool device.
  • the fastening solution to be provided should lead to a reduction in the weight of the system comprising the functional unit and tool device and, moreover, enable the functions of the functional unit to be carried out particularly precisely.
  • the functional unit is a line laser device
  • the fastening solution to be provided should enable a precise projection of the emitted laser beam onto the desired projection target, so that the tool device can achieve an optimal, precise work result based on the projected beam.
  • a device for receiving a functional unit for a tool device is provided, the device being attachable to the tool device.
  • the device is preferably also referred to as a receiving device and is characterized in that the device comprises a recess for forming a dovetail connection and a further fastening mechanism, the further fastening mechanism comprising an opening in the device and a rotatable plug-in part that can be inserted into the opening, wherein the opening is formed by a bore on a side facing away from the tool device and the device comprises a slot for receiving a hook on a side facing the tool device, the hook being present on the tool device and in a fastened state with an elevation of the plug-in part for fastening the Device on the tool device is in engagement.
  • a device can be provided with which a functional unit can be attached to a tool device in a particularly stable and secure manner.
  • the two fastening mechanisms that interact with one another ensure an unexpected stability of the fastening and effective protection against displacement and undesired slipping of the receiving device and the functional unit located therein.
  • the functional unit can be a line laser device, for example.
  • a line laser device is preferably set up to emit a laser beam with which, for example, a projection target can be aimed at.
  • the tool device can follow the emitted laser beam, which preferably forms a straight line or a straight line, whereby a working track is advantageously generated which also corresponds to a straight line.
  • the receiving device has a cavity in a front area for receiving the functional unit for the tool device. This cavity can in particular represent a cavity for receiving the line laser device.
  • the cavity for receiving the line laser device is preferably formed in a transition area between two mutually corresponding halves of the device.
  • the device has an opening in the front area through which the laser light emitted by the line laser device can be guided.
  • the opening is preferably closed with a material that is transparent to the laser light, preferably disk-shaped, so that the line laser device is protected from soiling and damage.
  • the line laser device preferably comprises a laser light source with which a laser beam can be generated.
  • the line laser device is preferably set up to emit a preferably linear, thin laser beam that is used to guide a work process that is carried out with the tool device to which the line laser device can be attached.
  • the tool device can be used to follow a laser line that is drawn with the line laser device, for example to produce a straight slot if the tool device is a slitting device or a cut-off grinder.
  • the receiving device can also be attached to saws, cutters, cutting devices, cutting devices or saws such as hand-held circular saws, reciprocating saws or ring saws.
  • use on such tool devices is preferred in which work is carried out along an essentially straight line and in which guidance by a laser beam is desirable.
  • a target can be aimed at with the line laser device and this bearing line can be followed with the tool device while working.
  • the socket or switch can be aimed at with the laser beam of the line laser device.
  • the work equipment can then of the tool device, for example a cutting disc or a chisel, follow the course of the laser light beam and thus create a particularly straight and jerk-free slot.
  • the work equipment can be, for example, diamond disks, cutting disks, saw blades, chisels, drill bits, saw chains, saw cables and / or grinding chains, without being restricted to them.
  • the laser light source is attached to the tool device in a particularly stable and wobble-free manner.
  • this is achieved in particular by providing the at least two fastening mechanisms that work synergistically so that in particular the dovetail connection provides lateral slip protection of the device in relation to the tool device, as well as effective vibration protection.
  • the second fastening mechanism by providing a fastened and an unsecured state, allows the connection between the device and the tool device to be detached, so that the receiving device can be particularly easily assembled or disassembled, depending on the needs of the user.
  • the receiving device preferably comprises a base body which is formed by two parts that correspond to one another. It is preferred in the context of the invention that a first side or half of the receiving device or the base body faces away from the tool device and a second side or half of the receiving device or the base body faces the tool device.
  • the two side parts of the receiving device are preferably also referred to as mutually corresponding halves.
  • the term “designed to correspond to one another” preferably does not mean that the two device halves have to be designed congruently or symmetrically to one another.
  • the term preferably indicates that the halves are designed in such a way that they are designed to one another in a transition area such that the two halves can be placed on top of one another in a particularly simple and uncomplicated manner in order to obtain the essentially closed base body of the receiving device.
  • the edges of the two device halves which preferably form the transition area between the halves, are matched to one another so that, for example, the second half of the base body can be plugged into the first half of the base body.
  • the two main body halves can be connected to one another by fastening means. For example, writing can be used to obtain a screw connection between the halves of the receiving device.
  • a double fastening solution is proposed with which a functional unit can be fastened to a tool device.
  • double in the context of the invention, preferably means that, in the context of the proposed fastening solution, a dovetail connection is combined with a further fastening mechanism in order to ensure a particularly stable and vibration-resistant fastening.
  • an additional component such as the functional unit or an accessory, can be attached to a power tool .
  • the power tool can be, for example, a slotting device that can be used, for example, to grind slots in walls in order to lay cables in them.
  • the double fastening advantageously ensures that the functional unit is mounted on the tool device at the correct angle and position.
  • the proposed fastening solution ensures that the vibrations acting on the functional unit are minimized. This represents an essential advantage of the present invention, since in this way the mechanical loads on the optics and the internal electronics of the functional unit can be reduced considerably.
  • Another advantage of the invention is that the functional unit can be attached to the tool device particularly quickly and practically without tools.
  • This makes it possible to mount the functional unit on the tool device only in the work phases in which, for example, the projection of a laser beam is necessary for the use of the tool device.
  • This enables the tool device to be used at all other times without the functional unit.
  • the weight of the tool device in these work phases in which the device is used without the functional unit can be significantly reduced compared to such tool devices in which the functional unit is permanently mounted or is integrated into the tool device.
  • the invention enables weight-optimized work with the tool device.
  • the invention also makes it possible, through the two-sided fastening approach, to compensate for dimensional fluctuations in the production of the proposed receiving device due to the resulting tension conditions. Due to the two-sided fastening, in particular manufacturing-related dimensional inaccuracies can be compensated and thus a position of the laser light that is as exact as possible can be achieved.
  • the invention comprises a preferably T-shaped support or pin, which is located in a front region of the tool device or on a Can be arranged front side of the tool device.
  • V- or U-shaped pins can also be used.
  • the use of a support or pin on the tool device that interacts with a recess on the functional unit preferably leads to the formation of a first or dovetail connection mechanism which, in the context of the invention, interacts with a further fastening mechanism to ensure stable fastening of the functional unit with minimized transmission of vibrations to the functional unit to enable.
  • the pin on the tool device is clasped by the recess in the functional unit.
  • the plug-in part is inserted into the opening of the receiving device when the two halves of the device are not connected to one another.
  • the two halves of the receiving device are preferably connected to one another and the plug-in part is located within the receiving device.
  • the plug-in part is located in a preferably hollow interior of the receiving device, in particular in the opening of the receiving device.
  • the plug-in part preferably has a cylindrical base body so that it can be rotated in the hollow cylindrical opening of the receiving device, which is preferably at least partially designed as a bore.
  • the plug-in part comprises a slot with which the plug-in part can be rotated in the opening, the slot being arranged on the side of the plug-in part facing away from the elevation. It is preferred in the context of the invention that the slot of the plug-in part is visible in the opening on the side of the receiving device facing away from the tool device. In the context of the invention, it is also preferred that the plug-in part can be converted from the attached to an unsecured state by a turning process in the opening or the bore of the receiving device, or vice versa.
  • the plug-in part preferably has an elevation which faces the tool device when the plug-in part is located in the receiving device.
  • the tool device comprises a hook for fastening the receiving device to the tool device.
  • This hook can be arranged, for example, on a side surface or on an upper side of the tool device.
  • the fastened state is preferably characterized in that the hook of the tool device is in engagement with the elevation of the plug-in part.
  • the receiving device is preferably connected to the tool device and can be moved together with it.
  • the unsecured state is preferably characterized in that the hook of the tool device is not in engagement with the elevation of the plug-in part.
  • the second fastening mechanism in the unsecured state advantageously has no fastening effect between the receiving device and the tool device, and the receiving device can be dismantled, removed or removed from the tool device.
  • the receiving device can in particular be removed by also releasing the dovetail connection, for example by lifting or pulling the receiving device upwards from the pin as the counterpart of the dovetail slot.
  • the front area of the receiving device has an essentially trapezoidal basic shape in a side view.
  • the short upper side of the trapezoid preferably points to the front, while the longer lower side of the trapezoid faces the tool device.
  • the tool device preferably has an essentially flat end face to which the receiving device can be attached.
  • the tool device preferably has a pin on the front or end face, this pin being set up to form a dovetail connection together with the recess of the receiving device.
  • the proposed receiving device interacts with components of the tool device, in particular with the pin on the end face of the tool device and the hook that is required for the second fastening mechanism.
  • these components of the tool device in particular pins and hooks, are not part of the proposed receiving device.
  • the shape of the pin corresponds to the shape of the corresponding recess on the receiving device or that the shapes are matched to one another.
  • the shape of the hook of the tool device and the shape of the elevation of the plug-in part are matched to one another or are designed to correspond to one another.
  • the recess for forming a dovetail connection is located on a rear side of the front area of the device.
  • the rear side of the front region of the receiving device faces the tool device.
  • the dovetail slot of the receiving device can advantageously interact with the pin of the tool device, so that with the invention a particularly effective lateral slip protection the receiving device and an effective vibration protection can be provided.
  • the recess tapers in its course to form a dovetail connection.
  • the dovetail recess on the receiving device tapers from an insertion opening on an underside of the front area of the device to one end of the recess.
  • the recess for forming a dovetail connection becomes narrower from the insertion opening towards its end.
  • the tool device preferably has a corresponding elongated pin which corresponds to the tapering shape of the dovetail recess.
  • the recess has the shape of a letter "T".
  • both the lower area of this preferably T-shaped recess and the upper bar area taper from bottom to top or become narrower in their course.
  • the receiving device undesirably slides from the tool device or becomes detached from it.
  • the tapering design of the dovetail connection effectively prevents the receiving device from slipping upwards or downwards.
  • the receiving device comprises at least one switch for controlling the functional unit for the tool device.
  • This can preferably be a switch for switching the functional unit on and off.
  • the switch can be set up to switch the line laser on and off.
  • the switch can preferably be designed as a push button switch.
  • the switch is arranged on an upper side of the receiving device, since it can be operated there particularly easily by the user of the tool device.
  • the at least one switch is arranged on a front side, side surface and / or rear side of the device if, for example, special geometries of the tool device or its handle make this necessary.
  • the slot for receiving the hook of the tool device has non-parallel delimiting edges.
  • This slot is preferably located on a side of the receiving device facing away from the tool device.
  • the wording "facing away from the tool device” and “facing the tool device” preferably relate to a state in which the receiving device is present mounted on the tool device. It is preferred in the context of the invention that the receiving device and the tool device can be present both in the assembled state, ie in the interconnected state, and separately, ie separately from one another. In the context of the invention, it is preferred that the two delimiting edges that form the receiving slot have a greater distance from one another in a lower opening area than in an upper area of the receiving device.
  • the slot for receiving the hook which is preferably present on the receiving device, also tapers.
  • This taper is advantageously used to ensure that the hook of the tool device is guided into the upper area of the receiving device, where the hook can be converted into the fastened state by a rotational movement in that the hook can engage with the elevation of the plug-in part.
  • part of the slot is covered by an undercut on the side facing the tool device.
  • the elevation of the plug-in part can be located in this undercut area, for example in the unsecured state of the receiving device.
  • a centering disk segment is arranged in the opening of the device, the centering disk segment having a guide opening.
  • This guide opening preferably has a diameter which is smaller than the diameter of the opening of the receiving device.
  • the centering disk segment has a ring segment, the ring segment of the centering disk segment covering approximately 2/3 of a full circle.
  • the elevation of the insert part is designed such that the elevation can be moved in the remaining third of a full circle of the centering disk segment.
  • This movement is, in particular, a rotatory back and forth movement or a back and forth rotational movement which the plug-in part can perform in the opening of the receiving device.
  • the receiving device can preferably be converted from an unsecured to a fastened state or vice versa by the rotary movement of the elevation of the plug-in part within the remaining free portion of the centering disk segment.
  • a tool such as a slotted screwdriver.
  • the centering disk segment is formed from the same material as the device. In alternative embodiments, however, it can also be preferred that the centering disk segment consists of a different material or comprises a different material.
  • the receiving device preferably applies analogously to the method for attaching the receiving device to a tool device. It is preferred in the context of the invention that the receiving device is initially separate or separate from the tool device to which the device is to be attached.
  • the elevation of the plug-in part is preferably present in the remaining free third of the full circle of the centering disk segment on the stop. By rotating the insert part, the elevation can be moved from a first stop on one side of the remaining third of the full circle of the centering disk segment to a second stop on the other side of the remaining free third of the full circle of the centering disk segment. As a result of this rotary movement, the plug-in part is preferably transferred from an unsecured to the fastened state.
  • the receiving device If the receiving device is to be fastened to the tool device, the receiving device, the stretched-in part of which is preferably in the unsecured state, is first connected to the tool device by forming the dovetail joint.
  • the elongate pin which is preferably arranged on an end face of the tool device, is inserted into a recess in the receiving device.
  • the recess is preferably the dovetail recess of the receiving device.
  • the hook that is present on the tool device is inserted into a lateral slot of the receiving device, the slot being on the side of the receiving device that faces the tool device.
  • the slot preferably has lateral delimiting edges which are not formed parallel to one another, but which converge towards one another starting from an insertion opening. In other words, the slot, which is part of the second fastening mechanism, tapers in its course.
  • the receiving device is pivoted into the T-slot or the pin in the front area of the tool device and then pushed down until a snug fit is achieved.
  • the plug-in part which is preferably also referred to as a fixing screw in the context of the invention, is then preferably rotated 90 ° clockwise until it clicks into place.
  • the latching signals that the elevation of the fixing screw has come into engagement with the fastening contour of the tool device. This assumes the fortified state.
  • the slot for receiving the fastening contour and the undercut enable particularly precise centering of the receiving device, the centering becoming more and more precise as the hook is inserted into the slot, since the slot tapers in a particularly preferred embodiment of the invention.
  • an inner angle describes the tapering of the slot as the opening angle.
  • the elevation of the insertion part which is arranged on the side facing the tool device, comes into engagement with the hook of the tool device.
  • This rotary movement of the plug-in part takes place in particular in the opening of the receiving device or in the interior of the essentially hollow receiving device. It is preferred in the context of the invention that the position of the plug-in part within the opening or bore of the receiving device determines whether the receiving device or the plug-in part is in the unsecured or in the attached state.
  • Figure 1 shows a view of a preferred embodiment of the plug-in part (6), which together with an opening (5) of the receiving device (1) and a hook (11) of the tool device (3) forms a second fastening mechanism.
  • the hook (11) engages an elevation (12) of the plug-in part (6), the plug-in part (6) being rotatably mounted in the opening (5) of the receiving device (1) and being fastened with a rotary movement can be transferred to an unsurfaced state.
  • the opening (5) on the receiving device (1) is formed by a bore (9) on a side (7) of the receiving device (1) facing away from the tool device (3), while on a side (8) facing the tool device (3) the receiving device (1) has a slot (10) for receiving the hook (11) of the tool device (3).
  • the hook (11) on the tool device (3) can preferably also be referred to as a fastening contour.
  • a fastening contour In the figures, in particular, an L-shaped fastening contour is shown. However, other shapes, such as shapes that correspond to the letters T, U, V, K, Z or N are also conceivable. It is preferred in the context of the invention that the diameter of the fastening contour (11) increases from top to bottom.
  • Figure 2 shows a view of a preferred embodiment of the dovetail connection, in particular the pin (22) and the recess (4).
  • the pin (22) is preferably located on the tool device (3), for example in a front area, which can preferably be oriented in the direction of a working movement of the tool device (3).
  • the tool device (3) can preferably have an end face in its front area, on which the pin (22) can be arranged.
  • the pin (22) can in particular be T-shaped, with V, L, K, Z, N or U shapes also being conceivable.
  • the pin (22) and the recess (4) preferably taper in their course.
  • the contour increase in dimensions from top to bottom, this increase taking place, for example, in an angular range between 0 to approximately 30 degrees.
  • a window is shown which is preferably part of the front area (16) of the receiving device (1).
  • a cavity (15) for receiving the functional unit (2) can be formed behind the window. If the functional unit (2) is a line laser device, the laser beam emitted by the line laser device can be directed through the window onto the projection target and thus form a guide line for working with the tool device (3).
  • Figure 3 shows a view of a possible arrangement of the pin (22) on the tool device (3).
  • Figure 4 shows an illustration of an exemplary attachment of the receiving device (1) to the tool device (3).
  • the body of the tool device (3) can be spanned by a bow-shaped handle, under which the receiving device (1) can be attached.
  • Figure 4 shows a receiving device (1) during assembly on the tool device (3).
  • the pin (22) of the tool device (3) is inserted into the recess (4) on the receiving device (1), this insertion being only possible in one direction due to the preferred tapering of the recess (4) and pin (22).
  • Is shown in Figure 4 in particular a front view of the tool device (3) with operating elements.
  • Figure 4 an end face of the tool device (3) on which the pin (22) can be arranged to form the dovetail connection.
  • Figure 4 also shows the front area (16) of the receiving device (1), which in a side view (not shown) of the receiving device has a trapezoidal basic shape.
  • the front part (16) of the receiving device (1) preferably comprises a cavity (15) in which the functional unit (2) can be accommodated.
  • the receiving device (1) In the assembled state, the receiving device (1) preferably rests on the tool device (3) with a side (8) facing the tool device (3), while one side (7) of the receiving device (1) facing away from the tool device (3) is attached to the tool device ( 3) shows away or away.
  • FIG 5 shows a representation of a preferred embodiment of the receiving device (1).
  • the receiving device (1) is not yet fully mounted on the tool device (3).
  • Figure 5 shows Figure 5 the position of the receiving device (1) in relation to a handle of the tool device (3).
  • the receiving device (1) can comprise a switch (17) for controlling the functional unit (2). With this switch (17), the functional unit (2) can be switched on or off, for example.
  • the switch (17) is preferably located in a rear area of the receiving device (1).
  • the rear area of the receiving device (1) is preferably facing away from the working direction of the tool device (3).
  • Figure 6 shows a further representation of a preferred embodiment of the receiving device (1) in the mounted state on the tool device (3), wherein Figure 6 in particular represents a side view of the assembled receiving device (1).
  • the side (7) of the receiving device (1) facing away from the tool device (3) is shown, in which an opening (5) is made.
  • the opening (5) is preferably designed as a bore (9) which preferably has an essentially circular base area.
  • the plug-in part (6) which can be converted from a fixed to an unsecured state by turning.
  • the rotary movement of the male part (6) can preferably be transferred to the insert part (6) using the slot (13) of the insert part (6).
  • a coin or other tool that is usually readily available on construction sites, for example, can be used for this purpose.
  • Figure 7 shows a representation of the slot (10) of a preferred embodiment of the receiving device (1).
  • the slot (10) preferably comprises two side or delimiting edges, which preferably do not run parallel to one another.
  • the slot (10) further comprises an undercut (18) which covers part of the slot (10).
  • the undercut (18) at least partially covers an inner area of the receiving device (1) which comprises the centering disk segment (19, not shown).
  • the centering disk segment (19) is preferably arranged in the opening (5) of the device (1), the centering disk segment (19) having a guide opening (20) in its center.
  • the centering disk segment (19) preferably has a ring segment (21), the ring segment (21) of the centering disk segment (19) covering approximately 2/3 of a full circle.
  • the centering disk segment (19) comprises a guide opening (20) in its center, around which there is an angular range of 200 to 280 degrees, preferably 220 to 260 degrees, particularly preferably between 230 and 250 degrees and most preferably the ring segment (21) extends at about 240 degrees.
  • the remaining area of the inner cavity of the centering disk segment (19) preferably remains free, this remaining free portion of the centering disk segment (19) preferably having an angular range of 80 to 160 degrees, preferably from 100 to 140 degrees, particularly preferably from 110 to 130 degrees, and most of all preferably of about 120 degrees.
  • the remaining free portion of the centering disk segment (19) preferably makes up about 1/3 of a full circle, the elevation (12) of the insert part (6) being designed so that the elevation (12) is in the remaining third of a Full circle of the centering disc segment (19) is movable.
  • Figure 7 also shows that the base body (14) of the receiving device (1) is formed from two halves (14a, 14b), a first half (14a) facing the tool device (3) in the assembled state, while a second half (14b) facing away from the tool device (3) in the assembled state of the receiving device (1).
  • Figure 8 shows a representation of a preferred embodiment of the hook (11) on the tool device (3).
  • Figure 9 shows a representation of a preferred embodiment of the tool device (3) with pin (22) and hook (11).
  • Figure 10 shows a view of a preferred arrangement of the pin (22) on the tool device (3).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Jigs For Machine Tools (AREA)
  • Portable Power Tools In General (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Drilling And Boring (AREA)

Claims (15)

  1. Dispositif (1) de réception d'une unité fonctionnelle (2) pour un appareil outil (3),
    le dispositif (1) pouvant être fixé sur l'appareil outil (3),
    le dispositif (1) comportant un évidement (4) pour la formation d'une liaison par queue d'aronde et un autre mécanisme de fixation, l'autre mécanisme de fixation comportant une ouverture (5) dans le dispositif (1) et une partie enfichable (6) réalisée de manière rotative et pouvant être insérée dans l'ouverture (5), caractérisé en ce que l'ouverture (5) est formée par un alésage (9) sur un côté (7) opposé à l'appareil outil (3) et le dispositif (1) comporte, sur un côté (8) tourné vers l'appareil outil (3), une fente (10) servant à la réception d'un crochet (11), le crochet (11) étant présent sur l'appareil outil (3) et étant, dans un état fixé, en prise avec une saillie (12) de la partie enfichable (6) pour la fixation du dispositif (1) sur l'appareil outil (3).
  2. Dispositif (1) selon la revendication 1,
    caractérisé en ce que
    la partie enfichable (6) peut être transférée d'un état fixé à un état non fixé par une opération de rotation.
  3. Dispositif (1) selon la revendication 1 ou 2,
    caractérisé en ce que
    la partie enfichable (6) comporte une fente (13) pour la rotation de la partie enfichable (6) dans l'ouverture (5) du dispositif (1), la fente (13) étant disposée sur un côté de la partie enfichable (6) opposé à la saillie (12).
  4. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    la partie enfichable (6) présente un corps de base cylindrique.
  5. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    le dispositif (1) comporte un corps de base (14) qui est formé par deux parties (14a, 14b) correspondant l'une à l'autre.
  6. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    le dispositif (1) présente, dans une région avant (16), une cavité (15) servant à la réception de l'unité fonctionnelle (2) pour l'appareil outil (3).
  7. Dispositif (1) selon la revendication 6,
    caractérisé en ce que
    la région avant (16) du dispositif (1) présente une forme de base trapézoïdale.
  8. Dispositif (1) selon la revendication 6 ou 7,
    caractérisé en ce que
    l'évidement (4) pour la formation d'une liaison par queue d'aronde est présent sur un côté arrière de la région avant (16) du dispositif (1).
  9. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    l'évidement (4) pour la formation d'une liaison par queue d'aronde présente un profil se rétrécissant.
  10. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    le dispositif (1) comporte au moins un commutateur (17) servant à la commande de l'unité fonctionnelle (2) pour l'appareil outil (3).
  11. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    la fente (10) servant à la réception du crochet (11) de l'appareil outil (3) présente des bords de limitation non parallèles.
  12. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce
    qu'une partie de la fente (10) est recouverte par une contre-dépouille (18) sur le côté (8) tourné vers l'appareil outil (3).
  13. Dispositif (1) selon l'une des revendications précédentes,
    caractérisé en ce
    qu'un segment de disque de centrage (19) est présent dans l'ouverture (5) du dispositif (1), le segment de disque de centrage (19) présentant une ouverture de guidage (20), un segment annulaire (21) du segment de disque de centrage (19) recouvrant approximativement 2/3 d'un cercle entier.
  14. Dispositif (1) selon la revendication 13,
    caractérisé en ce que
    la saillie (12) de la partie enfichable (6) est réalisée de telle sorte que la saillie (12) est déplaçable dans le 1/3 restant d'un cercle entier du segment de disque de centrage (19).
  15. Procédé de fixation d'un dispositif de réception (1) pour une unité fonctionnelle (2) sur un appareil outil (3), le procédé proposé comportant les étapes suivantes :
    a) fourniture d'un dispositif de réception (1) dans un état non fixé, l'état non fixé du dispositif de réception (1) étant défini par une position d'une partie enfichable (6) dans le dispositif de réception (1),
    b) insertion d'un tenon (22) de l'appareil outil (3) dans un évidement (4) du dispositif de réception (1),
    c) insertion d'un crochet (11) de l'appareil outil (3) dans une fente (10) du dispositif de réception (1),
    d) rotation de la partie enfichable (6) à l'intérieur du dispositif de réception (1), de sorte que le dispositif de réception (1) soit transféré d'un état non fixé à un état fixé et qu'une liaison entre l'appareil outil (3) et le dispositif de réception (1) soit maintenue.
EP19167791.3A 2019-04-08 2019-04-08 Dispositif de réception d'une unité fonctionnelle pour un appareil outil et procédé de fixation d'un tel dispositif de réception sur un appareil outil Active EP3722050B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP19167791.3A EP3722050B1 (fr) 2019-04-08 2019-04-08 Dispositif de réception d'une unité fonctionnelle pour un appareil outil et procédé de fixation d'un tel dispositif de réception sur un appareil outil
CN202080014207.8A CN113423539A (zh) 2019-04-08 2020-03-26 用于接纳动力工具的功能单元的设备以及用于将这种接纳设备紧固至动力工具的方法
JP2021559299A JP7229390B2 (ja) 2019-04-08 2020-03-26 工具装置のための機能ユニットを保持するためのデバイス及びこの種の保持デバイスを工具装置に締結するための方法
PCT/EP2020/058455 WO2020207806A1 (fr) 2019-04-08 2020-03-26 Dispositif destiné à recevoir une unité fonctionnelle pour un accessoire d'outil et procédé pour fixer un tel dispositif de réception à un accessoire d'outil
US17/441,102 US11958179B2 (en) 2019-04-08 2020-03-26 Apparatus for receiving a functional unit for a power tool and method for fastening a receiving apparatus of this kind to a power tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19167791.3A EP3722050B1 (fr) 2019-04-08 2019-04-08 Dispositif de réception d'une unité fonctionnelle pour un appareil outil et procédé de fixation d'un tel dispositif de réception sur un appareil outil

Publications (2)

Publication Number Publication Date
EP3722050A1 EP3722050A1 (fr) 2020-10-14
EP3722050B1 true EP3722050B1 (fr) 2021-11-24

Family

ID=66102480

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19167791.3A Active EP3722050B1 (fr) 2019-04-08 2019-04-08 Dispositif de réception d'une unité fonctionnelle pour un appareil outil et procédé de fixation d'un tel dispositif de réception sur un appareil outil

Country Status (5)

Country Link
US (1) US11958179B2 (fr)
EP (1) EP3722050B1 (fr)
JP (1) JP7229390B2 (fr)
CN (1) CN113423539A (fr)
WO (1) WO2020207806A1 (fr)

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Also Published As

Publication number Publication date
EP3722050A1 (fr) 2020-10-14
WO2020207806A1 (fr) 2020-10-15
US20220168882A1 (en) 2022-06-02
JP2022528140A (ja) 2022-06-08
JP7229390B2 (ja) 2023-02-27
US11958179B2 (en) 2024-04-16
CN113423539A (zh) 2021-09-21

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