EP3083414B1 - Appareil de cerclage mobile - Google Patents

Appareil de cerclage mobile Download PDF

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Publication number
EP3083414B1
EP3083414B1 EP14838775.6A EP14838775A EP3083414B1 EP 3083414 B1 EP3083414 B1 EP 3083414B1 EP 14838775 A EP14838775 A EP 14838775A EP 3083414 B1 EP3083414 B1 EP 3083414B1
Authority
EP
European Patent Office
Prior art keywords
counter
holder plate
friction
holder
strap
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.)
Not-in-force
Application number
EP14838775.6A
Other languages
German (de)
English (en)
Other versions
EP3083414A1 (fr
Inventor
Ronald Einsiedler
Rudolf Hansl
Nicolas KOSNANSKY
Andreas SIMMER
Georg Raffael SPINDLER
Hermann STINGL
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.)
Teufelberger GmbH
Original Assignee
Teufelberger 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 Teufelberger GmbH filed Critical Teufelberger GmbH
Publication of EP3083414A1 publication Critical patent/EP3083414A1/fr
Application granted granted Critical
Publication of EP3083414B1 publication Critical patent/EP3083414B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/02—Applying and securing binding material around articles or groups of articles, e.g. using strings, wires, strips, bands or tapes
    • B65B13/025—Hand-held tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/18—Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B65B13/24—Securing ends of binding material
    • B65B13/32—Securing ends of binding material by welding, soldering, or heat-sealing; by applying adhesive
    • B65B13/327—Hand tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/18—Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/18—Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B65B13/22—Means for controlling tension of binding means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/18—Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B65B13/24—Securing ends of binding material
    • B65B13/32—Securing ends of binding material by welding, soldering, or heat-sealing; by applying adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/18—Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B65B13/24—Securing ends of binding material
    • B65B13/32—Securing ends of binding material by welding, soldering, or heat-sealing; by applying adhesive
    • B65B13/322—Friction welding

Definitions

  • the invention relates to a mobile strapping device, as indicated in claim 1.
  • a mobile strapping device for strapping of packaged with a strapping known.
  • This strapping device comprises a tensioning wheel for applying a belt tension to a loop of a strapping belt wound around the packaged goods, and a friction welding device for producing a welded connection at an overlapping region of the loop of the strapping belt in which a beginning of the belt and a belt end are placed one above the other.
  • the mobile strapping device comprises a rechargeable energy store for storing energy, in particular electrical energy.
  • the tensioning wheel is associated with a counter-holding element, wherein the superimposed strip beginning and end of the tape between the counter-holder plate and tensioning wheel can be clamped.
  • the counter-holder plate is pivotally mounted, wherein the pivot axis of the counter-holder plate is arranged parallel to the axis of rotation of the tensioning wheel.
  • the counter-holder element is pivoted in the direction of tensioning wheel by means of an actuating device, whereby the distance between the counter-holding element and tensioning wheel is reduced and thereby the strapping is clamped.
  • the tensioning wheel can perform a rotational movement, whereby the strapping band is stretched.
  • a friction welding is activated by a friction element is pressed against a counter-holding element, which press the beginning of the tape and the tape end together and then welded together by an oscillating movement of the friction element.
  • the counter-holding element of the tensioning wheel is swung out again, and the friction welding device is opened, so that the tensioned and welded strapping can be carried out laterally from the mobile strapping device.
  • the present invention has for its object to provide an improved mobile strapping device.
  • a mobile strapping device for strapping packaged goods with a strapping band, in particular a plastic band.
  • This mobile strapping device comprises a base frame, a tensioning device with at least one tensioning wheel for applying a clamping force acting in the tangential direction to a lateral surface of the at least one tensioning wheel on a loop of the strapping band wound around a packaged goods, a drive unit which is provided at least for driving the at least one tensioning wheel a stopper member cooperating with the at least one tensioning wheel received in a counterholder plate, a connecting device for connecting the two overlapping portions of the strap of the strapping band, a cutter for cutting the strapping band, and a power source for providing drive energy, the counterpart plate relative to Base frame is movably mounted on this and is adjustable by means of an adjusting device between a threading position and a closed position.
  • a surface of the counter-holder plate associated with the tensioning wheel is arranged in its closed position essentially parallel to a rotation axis of the at least one tensioning wheel, wherein the counter-holder plate is mounted on the base frame by means of a rotary joint.
  • a rotational axis of the rotary joint is arranged substantially parallel to the tangential direction of the tensioning wheel, so that the counterpart support plate is pivotally mounted to the base frame and in the threading position forms a wedge-shaped insertion region relative to the tensioning wheel.
  • An advantage of the embodiment of the invention is that the threading of the tension band is substantially facilitated by the wedge-shaped insertion region. This can be compared to known solutions ergonomics, as well as the working speed and thus the efficiency in dealing with such a mobile strapping device can be increased enormously.
  • an embodiment in which the wedge-shaped opening is aligned in the direction of the front side of the strapping device has the considerable advantage that the strapping band can be inserted without precise positioning.
  • the mobile strapping device can be operated intuitively, which also increases the working safety in dealing with such a strapping device.
  • the counter-holder plate is inclined in the threading position in an opening angle between 3 ° and 30 °, in particular between 4 ° and 20 °, preferably between 5 ° and 15 ° to the closed position.
  • an opening angle in this angular range since it can be achieved in said angular range that the opening angle is on the one hand chosen large enough to allow easier insertion of the strapping.
  • the opening angle is not too large to avoid a too large travel of the backing plate, as this would bring an increased processing time in the operation of the mobile strapping device.
  • the counter-holder plate can be moved into a maintenance position, in which it can be swung out at least approximately 45 ° to the closed position. It is advantageous in this case that the opening angle in which the method is moved during operation can be selected to be smaller, and thus the fastest possible processing time during operation of the mobile strapping device is ensured. For maintenance purposes, this position can then be approached in order to easily exchange wear parts. It can be provided that the maintenance position is achieved either by using the drive unit, or that the counter-holder plate can be moved manually in the maintenance position.
  • the connecting device comprises a Reibsch directvorraum comprising a first friction element and a second friction element, between which friction elements, the strap is clamped, wherein the first friction element in a direction parallel to the axis of rotation of the tensioning wheel friction direction relative to the second friction in an oscillating movement is displaced.
  • the second friction element is received in the counter-holder plate, or that the counter-holder plate is formed as a second friction element. It is advantageous in this case that the second friction element can be swung in motion-coupled with the counter-holding element, which cooperates with the tensioning wheel.
  • the ergonomics in the labor input of such a strapping device over known solutions is further increased, since the wedge-shaped insertion region can extend over the clamping device and also over the friction welding device.
  • the counter-holder element arranged in the counter-holder plate is adapted, at least in sections, to the shape of the lateral surface of the tensioning wheel on its side facing the tensioning wheel, and is provided with a contoured surface.
  • a tape backstop is formed, by means of which the tensioning force applied to the strapping band by the tensioning device can be fixed when the tensioning force applied by the tensioning device is reduced or eliminated, wherein the backstop comprises a blocking element which is connected to a second counterstay element cooperates, wherein the second counter-holder element is received in the counter-holder plate. It is advantageous here that can be achieved by such a belt return lock that the strap can be welded stress-free, whereby the quality of the weld can be improved.
  • a cutting device is formed, through which the strapping band can be separated.
  • the advantage here is that excess parts of the strap can thus be easily separated.
  • the cutting device is arranged directly adjacent to the first friction element of the friction welding device, wherein in the active state of the friction welding device, the first friction element is relatively movable to the fixed relative to the base frame cutting device.
  • working surfaces of the second friction element of the friction welding device, the second counter-holder element of the belt return stop and the first counter-holding element of the tensioning device are arranged substantially in one plane, so that the strapping almost straight, and parallel to the surface of the packaged, feasible by these devices is.
  • the advantage here is that the strapping on the one hand does not need to be unnecessarily kinked, whereby it is spared and thus preserves the strength of the strapping.
  • a common, one-piece counter-holder plate is provided for the friction-welding device and the clamping device.
  • the advantage here is that on the one hand the strap is very easily inserted by this training. Furthermore, only one common drive is needed to put the elements in an angular position, in which the strapping is easy to insert. In addition, only a rotary joint is needed, via which the counter-holder plate is mounted on the base frame.
  • a common, one-piece counter-holder plate is provided for the friction-welding device and the clamping device.
  • the advantage here is that on the one hand the strap is very easily inserted by this training. Furthermore, only one common drive is needed to place the elements in an angular position in which the strapping is easy to insert. In addition, only a rotary joint is needed, via which the counter-holder plate is mounted on the base frame.
  • first counter-holder element and / or the second counter-holder element and / or the second friction element are pivotally received in the counter-holder plate, wherein the pivot axis in each case runs parallel to the axis of rotation of the rotary joint.
  • the advantage here is that an angular offset can be compensated by the pivotal receiving the individual elements, which results from an angular position of the counter-holder plate relative to its closed position. This angular position can be caused by the use of strapping with different tape thicknesses or thicknesses.
  • the anvil element has a tensioning wheel facing upper part and a counter-holder plate facing lower part, wherein the upper part is coupled by means of an inclined plane with the lower part, wherein a distance between the tensioning wheel and upper part is adjustable in that the upper part relative to Lower part in the tangential direction of the tensioning wheel is displaceable.
  • the inclined plane is formed by a sawtooth-like profile.
  • the advantage here is that thereby a steeper edge of the inclined plane can be achieved without increasing the space required for the inclined plane excessively.
  • the friction welding device it is possible for the friction welding device to have a force increasing device, by means of which the first friction element can be pressed against the second friction element, the force increasing device having an inclined plane and the distance between the two friction elements being adjustable parallel to the axis of rotation by displacement of the force increasing device.
  • the advantage here is that thereby the necessary contact pressure in the friction welding must not be applied by the pivoting movement of the counter-holder plate.
  • the drive unit, which is used for the pivoting movement of the counter-holder plate must not be designed to be excessively large in order to apply the necessary force between the two friction elements can.
  • the force-increasing device and the first friction element can be driven by the same drive unit.
  • the advantage here is that no additional drive unit is needed to drive the force increasing device.
  • the total mass of the mobile strapping device can be kept as low as possible.
  • the mobile strapping device In the method for operating the mobile strapping device is provided that this comprises the method steps according to claim 18.
  • the advantage here is that thereby the mobile strapping device can be operated energy efficient and time-saving.
  • the sequence of the individual method steps can be interrupted by the user, wherein an emergency stop button is provided, which can be actuated by the user to interrupt the method steps.
  • an emergency stop button is provided, which can be actuated by the user to interrupt the method steps.
  • FIGS. 1 to 4 show various views of an embodiment of a mobile strapping device 1 for strapping of packaged goods 2 by means of a strapping 3.
  • Fig. 1 shows a perspective view of the mobile strapping device 1.
  • the strapping 3 used in connection with the mobile strapping device 1 are preferably made of plastic, in particular polyethylene terephthalate (PET) or polypropylene (PP) and have approximately a width of 8 to 25 mm.
  • PET polyethylene terephthalate
  • PP polypropylene
  • the strip thickness of the strapping bands used can vary from about 0.4 to 1.5 mm.
  • the strapping band 3 For strapping the packaged goods 2 by means of the strapping band 3, this is placed in a loop 4 around the packaged goods 2.
  • the strapping band 3 is wrapped around the packaged product 2 in such a way that the band beginning 5 and the band end 6 lie over one another and thus an overlapping portion 7 is formed.
  • the beginning of the tape 5 is below the end of the tape 6 and thus the package 2 next to it.
  • the overlapping section 7 is selected to be approximately as large or positioned so that it preferably extends over the entire length 8 of the mobile strapping device 1. If now an overlapping section 7 is formed, which has a sufficient length and extends approximately parallel to the surface 9 of the packaged goods 2, the strapping band 3, in particular the overlapping section 7 of the strapping band 3, can be introduced into the mobile strapping device 1 and stretched there or attached.
  • the strapping band 3 can be cut to length here in a predefined length. Alternatively, it is also possible that the strapping 3 is withdrawn as an endless belt 10 from a roll.
  • the mobile strapping device 1 comprises a base frame 11 on which the individual parts of the strapping device 1 are constructed.
  • the base frame 11 may in this case consist of a one-piece casting.
  • the base frame 11 comprises a plurality of different individual parts of which it is constructed, wherein the individual parts are connected to each other by fastening means or by a material connection.
  • a material for producing the base frame 11 As a material for producing the base frame 11, a material is preferably used, which has the lowest possible weight with sufficient strength. In a preferred embodiment, this may be, for example, aluminum casting or else various plastics. Furthermore, it is also possible that for the base frame 11 different materials are combined to run about locally loaded components particularly stiff and stable.
  • a clamping device 12 is mounted, which serves for clamping the looped around the packaged goods 2 strapping 3.
  • the tensioning device 12 has a tensioning wheel 13, which serves for tensioning the strapping band 3.
  • the tensioning wheel 13 which is mounted so as to be rotatable about its axis of rotation 14, to be received on the base frame 11.
  • tensioning wheel 13 When tensioning wheel 13 can be provided that it has a diameter approximately between 50mm and 150mm.
  • the width of the tensioning wheel 13 is approximately between 10mm and 40mm and is dependent on the bandwidth of the strapping band 3 to be processed.
  • the tensioning wheel 13 has a contoured lateral surface 15, through which a clamping force 16 can be applied to the band end 6, which acts in the tangential direction 17 on the lateral surface 15 of the tensioning wheel 13.
  • the contoured lateral surface 15 of the tensioning wheel 13 is formed approximately by a knurling 18, which are formed by the knurling 18 on the lateral surface 15 innumerable small tips.
  • This knurling 18 is adapted to penetrate at a pressing of the tensioning wheel 13 to the outer surface 19 of the Umreifungsbande 3, in particular of the tape end 6, in the surface 19 or at least slightly deform, creating a combination of positive engagement and frictional engagement between the belt 3 and tensioning wheel 13 can be generated.
  • a clamping force 16 can be applied to the strapping band 3 by the tensioning wheel 13.
  • This clamping force 16 is related to the contact pressure with which the tensioning wheel 13 is pressed against the strapping band 3.
  • a first counter-holding element 20 may be provided, which is arranged circumferentially of the tensioning wheel 13 and thus can press the strapping 3 to the tensioning wheel 13, in particular to the lateral surface 15 of the tensioning wheel 13.
  • the overlapping portion 7 of the strap 3 between the tensioning wheel 13 and the first counter-holding element 20 is inserted.
  • the first counter-holder element 20, in particular the surface 21 of the first counter-holding element 20 facing the strapping band can be designed to be similar or similar to the lateral surface 15 of the tensioning wheel 13, that is to say have knurling.
  • a force can also be applied to the strapping band 3, in particular to the band beginning 5, by means of the first counterholder element 20.
  • the tensioning wheel 13 is set into a rotational movement, whereby the band end 6 is moved together with the tensioning wheel 13.
  • the voltage applied directly to the end of the tape 6 beginning of tape 5 is in this case held by the first counter-holding element 20 in position, so that it comes to a relative movement or to one another sliding between the end of the tape 6 and 5 tape.
  • the tensioning wheel 13 is preferably rotatably mounted by means of a flying bearing on the base frame 11, that is, that only one side of the tensioning wheel 13, a bearing point is provided, on which the tensioning wheel 13 is connected to the base frame 11.
  • a drive unit 26 is provided, which is preferably formed by a rotary drive, for example a DC motor. This rotary drive can be connected via a gear with the tensioning wheel 13, so that an increased force can be applied to the strapping 3.
  • a coordinate system relating to the mobile strapping apparatus 1 is introduced.
  • x-axis 23 in this case that axis is referred to, which is aligned in the longitudinal direction 22 of the strapping 3 and also the mobile strapping device 1.
  • y-axis 24 the transverse extent of the mobile strapping device 1 is referred to, which extends parallel to the axis of rotation 14 of the tensioning wheel 13.
  • the z-axis 25 is the high extension of the mobile strapping device 1, which is arranged normally on the x-axis 23 and on the y-axis 24.
  • the direction of the clamping force 16 results from the arrangement position of the first counter-holding element 20 relative to the tensioning wheel 13. This specifies a contact point 27 at which the tensioning wheel 13 and the strapping band 3, in particular the band end 6, are pressed against one another.
  • the first counter-holding element 20 is arranged so that the tangential direction 17 runs parallel to a longitudinal orientation 22 of the strapping band 3.
  • the mobile strapping device 1 comprises a belt return lock 28, whereby a loosening of the strapping against a clamping direction 29 is avoided, even if the clamping force 16 is reduced on the tensioning wheel 13.
  • a belt return lock 28 comprises a blocking element 30 which cooperates with a second counter-holding element 31.
  • the blocking element 30 and the second counterholder element 31 are arranged opposite one another such that the band end 6 of the strapping band 3 or the band end 6 and the band beginning 5 of the strapping band 3 can be clamped between these two elements 30, 31.
  • Fig. 2 how better in Fig. 2 As can be seen, in this case the surface 32 of the second counter-holding element 31 or the surface 33 of the blocking element 30 are arranged parallel to one another in order to achieve a good load distribution onto the strapping belt 3 during the clamping process.
  • the clamping process is as follows. While the band end 6 of the strapping 3 is pulled by the tensioning wheel 13 in the tensioning direction 29, the blocking element 30 is entrained by the band end 6 and pressed against a spring element 34.
  • the spring element 34 may in this case be designed, for example, as a helical spring or as a leaf spring. In order to move the blocking element 30, this is mounted on the base frame 11 with a translatory guide 35.
  • the translatory guide 35 is in this case arranged so that the contoured surface 33 of the blocking element 30 of the tape backstop 28 is aligned parallel to the surface 32 of the locking element 30 opposite the second Schmidthalteriatas 31, wherein the locking element 30 by means of a translational guide 35 relative to the base frame 11 is mounted on this, and the translational guide 35 is aligned for the first blocking element 30 at an angle 37 to the surface 32 of the second counter-holder element 31, so that by a parallel to the surface 33 displacement of the blocking element 30, a distance 38 between the surface 33 of the blocking element 30th and the surface 32 of the second counter-holder element 31 is adjustable.
  • the movement of the blocking element 30 in the direction of movement 36 can be used to increase a distance 38 between the blocking element 30 and the second opposing element 31, in particular between the surfaces 32, 33 of the respective elements 31, 30. to downsize.
  • care should be taken here that the angle 37 is not too small, since otherwise an excessively large return path is necessary before the strapping band 3 is clamped. If the angle 37 is too large, then sufficient clamping force can not be applied to the strapping band 3.
  • the locking element 30 is pressed by the clamping force 16 of the tensioning wheel 13 on the belt end 6 in the direction of tensioning direction 29, the distance 38 between locking element 30 and second counter-holding element 31 is increased, whereby the friction acting on the blocking element 30 is reduced.
  • the spring element 34 the blocking element 30 is now held in a position in which the sliding friction between locking element 30 and the strapping 3 and the spring force of the spring element 34 are equal.
  • the tensioning wheel 13 can be rotated counter to its clamping direction, whereby the force is reduced by the tensioning wheel 13 on the strapping 3.
  • the strapping 3, in particular the band end 6 is moved counter to its clamping direction 29, which due to the frictional force between the locking element 30 and the band end 6 and the blocking element 30 is moved in the opposite direction.
  • the blocking element 30 If the blocking element 30 has been moved a certain distance counter to the tensioning direction 29, then an equilibrium of forces arises, whereby a further return of the blocking element 30 relative to the base frame 11 is prevented.
  • the blocking element 30 is located now in a blocking position 39 in which the band end 6 is clamped, and thus a stable equilibrium state occurs.
  • the translational guide 35 of the blocking element 30 is realized by the use of guide elements 40 which are arranged on the blocking element 30.
  • These guide elements 40 can form, for example, a simple sliding guide.
  • the guide elements 40 may be formed, for example, as a dovetail guide.
  • the guide elements 40 of the translatory guide 35 of the blocking element 30 are arranged at an angle to each other.
  • the advantage here is that the distribution of forces, or the power transmission in the locking element 30 can be made cheap.
  • the translational guide 35 is designed as a ball-bearing guide, since the smooth running of the blocking element 30 can be increased by such a ball bearing.
  • the lateral guide elements 40 have a longitudinal groove in which the balls of the ball bearing can be performed.
  • the guide elements 40 are in this case aligned so that the blocking element 30 has a trapezoidal shape in cross section, wherein the longer base of the trapezoid of the surface 33 of the blocking element 30 is arranged facing.
  • the guide elements 40 are arranged inclined at an angle 41 of about 0 to 45 ° to the vertical.
  • the blocking element 30 is approximately the same width as the tensioning wheel 13.
  • the blocking element 30 can be made in one piece.
  • the blocking element 30 comprises a base body 42, in which the translational guide 35 is integrated and further comprises a wear element 43 which has the contoured surface 33 of the blocking element 30.
  • the wear element 43 can in this case be fastened to the base body 42 by means of a fastening means. It is advantageous in such an embodiment that in the case of wear not the complete locking element 30 must be replaced, but that only the wear element 43 can be changed. Here, the current maintenance costs can be kept low and further it can be provided that the wear element 43 is easy to change without causing parts of the translational guide 35 must be disassembled.
  • FIG. 5 and Fig. 6 Further embodiments of the blocking element 30 are in Fig. 5 and Fig. 6 shown and described in more detail later.
  • a connecting device 44 is shown, which is intended to connect the tape top 5 and the tape end 6 together.
  • This connecting device 44 can in principle be based on different mechanisms of action.
  • the overlapping sections 7 can be connected by positive interlocking.
  • the connecting device 44 is designed as a friction welding device 45, in which band start 5 and band end 6 are melted by rubbing together on the contacting surfaces and thus connected to each other.
  • a first friction element 46 may be provided, which is movably mounted on the base frame 11 and as a counterpart, a second friction element 47, which is not moved during the friction welding.
  • the first friction element 46 preferably has a translatory guide 48, by which it is movable in a direction parallel to the axis of rotation of the tensioning wheel 13 extending friction 49. Since the friction direction 49 extends parallel to the axis of rotation 14 of the tensioning wheel 13, this is thus in the direction of the y-axis 24.
  • the oscillating movement of the first friction element 46 is preferably generated by a drive unit, for example a rotary drive, which causes the movement by means of a crank mechanism with eccentric mounting.
  • a drive unit for example a rotary drive, which causes the movement by means of a crank mechanism with eccentric mounting.
  • the translatory guide 48 is positioned and aligned such that during an oscillating movement of the first friction element 46 in the friction direction 49, the distance between the first friction element 46 and the second friction element 47 remains the same size.
  • the structure of the translatory guide 48 can be made the same as the translational guide 35 of the blocking element 30. Therefore, a detailed description of the configuration translational guide 48 is omitted here.
  • the first friction element 46 is movably mounted in a vertical movement direction 50 and thus the distance between the first friction element 46 and the second friction element 47 can be adjusted.
  • the vertical direction of movement 50 in this case runs in the direction of the z-axis 25.
  • first friction element 46 is pressed by a spring element 51 in the direction of the second friction element 47, whereby a force can be applied to the overlapping portion 7 of the strapping 3 and thus strip top 5 and end 6 are pressed against each other.
  • an actuating element 52 transfers the first friction element 46 from its rest position 53 into a welding position 54.
  • This actuator 52 may for example be coupled to a drive, whereby the first friction member 46 at any time from its rest position 53 in its welding position 54 and back again can be transferred.
  • the actuating element 52 is formed by an actuating lever 55, wherein the actuating lever 55 is formed as a coupling element between the locking element 30 and the first friction element 46.
  • a driving lug 56 is arranged, which contacts the actuating lever 55. If now the blocking element 30 is transferred to its locking position 39, the actuating lever 55 is set by the driving lug 56 in motion. In this case, the actuating lever 55 presses on the first friction element 46 and thus leads this over from its rest position 53 into its welding position 54.
  • the actuating lever 55 Since the path of movement of the locking element 30 before it reaches its locking position 39, is very low, the actuating lever 55 must be positioned and adjusted very accurately so that even the slight movement of the locking element 30 is sufficient to the first friction element 46 from its rest position 53 in his To be able to transfer welding position 54.
  • the welding process can be started.
  • the band end 6 is held by friction or positive engagement on the first friction member 46 and thus can be moved by this.
  • the beginning of the strip 5 is held by the second friction element 47 and is thus held at a standstill. Now, if the tape end 6 and the tape start 5 rubbed together under pressure, heat is generated, through which the contacting surfaces of the tape start 5 and the tape end 6 are partially melted and thus can be connected together.
  • a cutting device 57 is attached directly adjacent to the first friction element 46.
  • the cutting device 57 may in this case be fastened to the base frame 11 so that the first friction element 46 is movable relative to the cutting device 57.
  • the cutting device 57 comprises a cutting blade 58, which is held in a guide and has a cutting edge 60.
  • the cutting blade 58 is pressed by a spring element 59 in the direction of the belt end 6.
  • the force applied to the cutting blade 58 by the spring element 59 is aligned in the direction of the cutting edge 60 of the cutting blade 58.
  • the cutting edge 60 may be formed as a knife-like edge. In a preferred embodiment, it is also possible that the cutting edge 60 has a serrated edge, resulting in a serrated surface at the cutting edge.
  • the cutting blade 58 has an end stop, so that it can be urged by the spring element 59 only up to a certain predefined position.
  • a counter-holder plate 61 is arranged on the base frame 11, in which at least the first counter-holding element 20 is received.
  • the counter-holder plate 61 may additionally optionally receive the second counter-holder element 31 and / or the second friction element 47.
  • the first and the second counter-holding element 20, 31 and also the second friction element 47 can be exchangeably received in the counter-holder plate 61.
  • the counter-holder plate 61 directly forms these elements.
  • the counter-holder plate 61 is movable relative to the tensioning device 12, in particular to the tensioning wheel 13.
  • an adjusting device 62 is present, through which the counter-holder plate 61 from a threading position 63 in a closed position 64 can be transferred.
  • the counter-holder plate 61 is moved, for example, in a translational direction.
  • the counter-holder plate 61 is fixed by means of a rotary joint 65 on the base frame 11, wherein a rotation axis 73 of the rotary joint 65 is arranged substantially parallel to the tangential 17 of the tensioning wheel 13, so that the counter-holder plate 61 is pivotally mounted to the base frame 11 and in the threading 63 a wedge-shaped insertion region 75 opposite the tensioning wheel 13 ausformt.
  • the movement of the counter-holder plate 61 in this angular range can in principle be made by the adjusting device 62. It can be provided that the adjusting device 62 by a common drive unit 26, which serves to drive the tensioning device 12, is driven. Alternatively, it may be provided that the adjusting device 62 comprises a further drive unit 67, which is designed specifically for driving the adjustment of the counter-holder plate 61.
  • the counter-holder plate 61 is additionally convertible into a maintenance position 68, in which wear parts can be easily replaced.
  • the maintenance position 68 is achieved by manually transferring the counter-holder plate 61.
  • a certain contact pressure between the first counter-holding element 20 and the tensioning wheel 13 is predefined and applied by the drive unit. Furthermore, it is also possible that between the drive unit and the counter-holder plate 61, a spring element is interposed, in order to keep the applied pressure of the counter-holding plate 61 constant.
  • a stop element 69 is provided in the wedge-shaped insertion region 75 so that the strapping 3 can be properly positioned and is not pushed too far.
  • the counter-holder plate 61 is formed so that it forms a stop, so that the strapping 3 can be properly positioned.
  • first counter-holder element 20 and / or the second counter-holder element 31 and / or the second friction element 47 are pivotally received in the counter-holder plate 61, wherein the pivot axis 74 extends parallel to the axis of rotation 73 of the rotary joint 65.
  • This measure is necessary so that different strip thicknesses of the strapping 3 in the mobile strapping device 1 can be stretched. If, for example, a thick strapping band 3 is used, then the counterholder plate 61 can not be pivoted quite as far in the closed position 64 as when a thin strapping band 3 is tensioned in the wedge-shaped insertion region 75.
  • the two counter-holder elements 20, 31 and the second friction element 47 are pivotally received in the counter-holder plate 61.
  • the counter-holder plate 61 is in turn pivotally received on the base frame 11.
  • the working surfaces 70 of the counter-holder elements 20, 31 and the second friction element 47 are arranged substantially in one plane, so that the strapping 3, in particular the overlapping portion 7 of the strapping 3, when it rests against the work surfaces 70, is guided in a straight line which runs parallel to the surface 9 of the packaged goods 2.
  • the friction welding device 45 and the cutting device 57 are arranged in the preferred embodiment between the tape backstop 28 and tensioning device 12.
  • the cutting device 57 is hereby arranged on the side of the friction welding device 45 facing the clamping device 12.
  • the actuating lever 55 establishes a movement coupling between the blocking element 30 and the first friction element 46.
  • the tensioning device 12, the friction welding device 45 and the belt return lock 28 are arranged as close as possible to each other in order to keep the installation space of the mobile strapping device 1 as low as possible.
  • the strapping band 3 is looped around the packaged product 2 with a loop 4, the band beginning 5 and the band end 6 being superimposed so that there is an overlapping portion 7 results, in which the tape end 6 is located on the beginning of the tape 5.
  • the beginning of the strip 5 is here the packaged goods 2 faces.
  • the mobile strapping device 1 is moved in the direction of overlapping portion 7 of the strapping 3.
  • the counter-holder plate 61 is in this case in a threading position 63 whereby the strapping 3 can be easily positioned in the wedge-shaped insertion region 75 between the counter-holder plate 61 and tensioning wheel 13.
  • an adjusting device 62 is activated, by which the counter-holder plate 61 is rotated relative to a rotation axis 73 and is thus transferred from its threading position 63 in its closed position 64.
  • the overlapping section 7 of the strapping band 3 is clamped between the tensioning wheel 13 and the first counter-holding element 20, the beginning of the strip 5 being held by the first counter-holding element 20 and the band end 6 being held by the tensioning wheel 13 is pressed.
  • the overlapping portion 7 between the first friction member 46 and the second friction member 47 is clamped.
  • the first friction element 46 is pressed against the spring element 51, resulting in a certain bias between the first friction element 46 and the second friction element 47.
  • the overlapping section 7 of the strapping band 3 is clamped between the blocking element 30 and the second counter-holding element 31. If now the counter-holder plate 61 in the closed position 64, the clamping device 12 is activated, wherein the tensioning wheel 13 is rotated so that the band end 6 is pulled in the clamping direction 29. In this case, the blocking element 30 is pressed against the spring element 34, whereby the surface 33 of the blocking element 30 slides over the band end 6.
  • the direction of rotation of the tensioning wheel 13 can be reversed, as a result of which the belt end 6 is moved counter to the tensioning direction 29.
  • This movement of the strapping 3 against the tension direction 29 results from the bias voltage which has the loop 4 looped around the packaged product 2. If now the band end 6 is pulled against the tensioning direction 29, the surface 33 of the blocking element 30 engages in the band end 6, as a result of which the blocking element 30 is pressed in the direction of its blocking position 39.
  • the band end 6 is now clamped between the blocking element 30 and the second counter-holding element 31.
  • the actuating lever 55 is activated, whereby the first friction element 46 is transferred from its rest position 53 in its welding position 54 and thus is ready for use.
  • the belt tension which is applied by the tensioning wheel 13 on the belt end 6, can be reduced.
  • a higher efficiency in the friction welding process or a higher strength of the weld in the strapping 3 is achieved.
  • the Reibsch spavorraum 45 is activated, which welds the strap 3, wherein at the same time the strapping 3 is cut by the cutting device 57.
  • the counter-holder plate 61 can be transferred again from its closed position 64 into the threading position 63.
  • the ready-welded strapping is released, wherein the mobile strapping device 1 can be pulled out laterally from the engagement region of the strapping. It can be provided that in a first step, the counter-holder plate 61 is opened only so far that the strapping 3 is released and thus the mobile strapping device 1 can be removed and the counter-holder plate 61 is transferred only subsequently in the threading position 63. Thus, it can be achieved that the mobile strapping device 1 can be threaded without damaging the strap 3.
  • the actuating lever 55 is omitted and the first friction element 46 of Reibsch spavoriques 45 during the threading of the tape remains in its rest position 53 and actively transferred after clamping of the tape by the tape backstop 28 by means of a drive unit in its welding position 54 becomes.
  • a coupling element is provided which serves for Notentkopplung the counter-holder plate 61.
  • the counter-holder plate 61 can be brought out of its closed position 64, whereby the strapping 3 is released and thus the clamping force on the strapping 3 falls away. This can increase the safety for a machine operator.
  • the axis of rotation 14 of the tensioning wheel 13 is slightly inclined, and / or that the tensioning wheel 13 has a slight cone, so that the band end 6 of the strapping 3 is pressed against the threading during the tensioning operation.
  • the tape end 6 is not undesirably moved out of the mobile strapping device out.
  • FIG. 5 is a further and possibly independent embodiment of the mobile strapping device 1 is shown, again for like parts, the same reference numerals or component designations as in the preceding FIGS. 1 to 4 be used. In order to avoid unnecessary repetition, the detailed description in the previous ones will be used FIGS. 1 to 4 referred or referred.
  • Fig. 5 shows the schematic representation of a further embodiment variant in which the blocking element 30 is designed as a further tensioning wheel 71.
  • an additional clamping force 72 can be applied to the band end 6 of the strapping band 3 by the additional tensioning wheel 71.
  • the arrangement and the functionalities, as well as the design features of the further tensioning wheel 71 can hereby be the same as the design feature of the tensioning wheel 13.
  • FIG. 6 is a further and possibly independent embodiment of the mobile strapping device 1 is shown, again for like parts, the same reference numerals or component designations as in the preceding FIGS. 1 to 5 be used. In order to avoid unnecessary repetition, the detailed description in the previous ones will be used FIGS. 1 to 5 referred or referred.
  • Fig. 5 shows the schematic representation of another embodiment of the mobile strapping device 1, in which the locking element 30 is designed as a lever, which is designed for fixing the band end 6.
  • the lever is in this case designed so that a clamping effect can be achieved by the return of the strapping 3, and thus the strapping 3 can be held in the manner already described.
  • an eccentrically mounted wheel is used as a blocking element 30, wherein this can achieve the same blocking effect.
  • a power source which is preferably in the form of a rechargeable battery, in particular as a lithium-ion cell or about lithium-iron phosphate cell is not shown and described.
  • the first friction element 46 is designed as a further tensioning roller, which is suitable for increasing the tensioning force in the strapping band 3.
  • the advantage here is that by means of such a first friction element 46, the clamping force can be further increased, the individual load is minimized to the tensioning wheels, or the punctual load on the strapping 3 can be kept low.
  • the full clamping force between the first friction element 46 and the second friction element 47 can be applied directly at the beginning of the clamping process when closing the counter-holder plate 61, since there is no relative movement between the first friction element 46 and the belt end 6 of the strapping belt 3.
  • the first friction element 46 is designed as a roller provided with a freewheel, wherein a rotation axis is substantially parallel to the axis of rotation 14 of the tensioning wheel 13.
  • the band end 6 of the strapping 3 can be easily moved in the clamping direction 29 with fully applied clamping force between the first friction member 46 and the second friction member 47.
  • the oscillating sideways movement of the first friction element 46 can then be transferred to the strip end 6.
  • the housing, and the handle on which the mobile strapping device 1 can be taken by the operator is not shown.
  • FIG. 7 shows a further and possibly independent embodiment of the mobile strapping device 1 is shown, again for like parts, the same reference numerals or component designations as in the preceding FIGS. 1 to 5 be used. In order to avoid unnecessary repetition, the detailed description in the previous ones will be used FIGS. 1 to 6 referred or referred.
  • Fig. 7 shows a perspective sectional view of the counter-holder plate 61 with a arranged on the counter-holder plate 61 first counter-holding element 20th
  • the first counter-holding element 20 is divided into an upper part 76 and a lower part 77.
  • the upper part 76 and the lower part 77 abut each other at an inclined plane 78.
  • a displacement of the upper part 76 in the tangential direction 17 relative to the lower part 77 causes an approximation of the upper part 76 to the tensioning wheel 13. This leads to an increase in the clamping force between the upper part 76 and the tensioning wheel 13.
  • the upper part 76 is displaced in the tangential direction 17 relative to the lower part 77 by the tensioning movement of the tensioning wheel 13 and by the friction transmitted via the strapping band 3.
  • the inclined plane 78 while the upper part 76 is moved toward the tensioning wheel 13, whereby the clamping force between the upper part 76 and tensioning wheel 13 is increased.
  • the necessary clamping force does not have to be applied by the pivoting movement of the counter-holder plate 61.
  • the inclined plane 78 is formed in the form of a sawtooth-like profile 79.
  • the first counter-holding element 20 can be constructed as flat and compact as possible.
  • the area of the separating cut between upper part 76 and lower part 77 can thereby be kept as small as possible.
  • the size of a pitch angle 80 of the inclined plane 78 is decisive for how large the ratio between displacement of the upper part 76 in the tangential direction 17 and thereby brought about approximation of the upper part 76 to the tensioning wheel 13.
  • the inclined plane 78 can be designed as an alternative variant to a sliding guide, for example, as a ball bearing.
  • FIG. 8 is a further and possibly independent embodiment of the mobile strapping device 1 is shown, again for like parts, the same reference numerals or component designations as in the preceding FIGS. 1 to 7 be used. In order to avoid unnecessary repetition, the detailed description in the previous ones FIGS. 1 to 7 referred or referred.
  • Fig. 8 shows a sectional view with section through the Reibsch spavorraum 45th
  • the friction welding device 45 has a force increasing device 81.
  • the force increasing device 81 may include a force increasing member 82 which is plate-like.
  • the force increasing element 82 has a first guide region 83 by means of which it is guided in the base frame 11 of the mobile strapping device 1.
  • the guide region 83 is preferably designed such that the force-increasing element 82 can be displaced parallel to the axis of rotation 14 in the base frame 11.
  • the guide region 83 may be formed, for example, as a sliding surface guide. Alternatively, it can be provided that the guide portion 83 is formed as a linear guide, such as a ball guide.
  • an inclined plane 84 is provided on the force-increasing element 82, which is arranged at an angle 85 to the guide region 83.
  • the inclined plane 84 can also be designed as a sliding surface guide or as a ball guide.
  • the first friction element 46 is coupled to the inclined plane 84 of the force increasing element 82 such that a displacement of the force increasing element 82 parallel to the axis of rotation 14 causes the first friction element 46 to approach the second friction element 47.
  • a clamping force between first friction element 46 and second friction element 47 can be applied or increased.
  • the degree of displacement of the first friction element 46 to the second friction element 47 is dependent on the size of the angle 85.
  • a holder 87 for the first friction member 46 has a recess 88 and is penetrated by the force increasing element 82.
  • the recess 88 or the inclined plane 84 of the force-increasing element 82 act together.
  • a guide pin 89 is provided, which corresponds to a bore 90 in the force increasing element 82.
  • the guide pin 89 is preferably coupled to the base frame 11.
  • an eccentric disc 91 is formed, which serves for the displacement of the force increasing element 82.
  • the eccentric disk 91 can be arranged in the mobile strapping device 1 such that it acts on a stop surface 92 of the force-increasing element 82. By rotation of the eccentric 91, the displacement of the force increasing element 82 can be achieved.
  • a crank mechanism for driving the force-increasing element 82.
  • the same drive unit 86 as for driving the friction welding device 45 is used to drive the force-increasing device 81. It can be provided that at the start of the weld by the Reibsch spavoriques 45 and the eccentric 91 is moved, which moves by its eccentricity, the force increasing element 82 parallel to the axis of rotation 14 of the tensioning wheel 13 and thus increases the contact force between the first friction member 46 and second friction member 47 , So that the force-increasing element 82 remains in its clamping position, it can be provided that this is held in position by a fixing device 93. Thus, the eccentric 91 can continue to rotate and need not be decoupled from the drive unit 86.
  • a compression spring 94 may be provided, which returns the force-increasing element 82 as soon as the fixing device 93 is released. It can be provided that the fixing device 93 is released simultaneously with the counter-holder plate 61.
  • the counter-holder plate 61 is pivoted into its threading position 63.
  • the strapping band 3 which is wound around the packaged goods 2 is inserted into the mobile strapping apparatus 1. If this is apparently positioned correctly, the strapping process is started by the user pressing a start button and thus giving a start command. Subsequently, the counter-holder plate 61 is pivoted into its closed position 64 and thus the strapping 3, in particular the beginning of the band 5 and the band end 6 clamped between tensioning wheel 13 and the first counter-holding element 20.
  • a strapping control device is arranged on the mobile strapping device 1 is. If the tape insertion control device shows a correct position of the strapping band 3, then the tightening process can be continued.
  • the clamping process can be started by pressing the start button again, or by pressing the start button continuously.
  • the clamping operation can be performed in an automatic mode or in a manual mode. In automatic mode, the clamping operation is performed until the strap 3 has reached a preset clamping force. In this case, the start button does not have to be pressed continuously.
  • manual mode the clamping process is only carried out as long as the start button is pressed. Again, it can be checked whether a preset clamping force is achieved.
  • an emergency stop button 95 is arranged on the mobile strapping device 1, through which the strapping process can be interrupted and the strap 3 can be released.
  • the strapping 3 is hereby preferably released by opening the counter-holder plate 61.
  • the emergency stop button 95 is preferably arranged on the mobile strapping device 1 such that it can easily be reached by the user when required.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Basic Packing Technique (AREA)

Claims (19)

  1. Appareil de cerclage (1) mobile, destiné au cerclage de marchandises à emballer (2) avec une bande de cerclage (3), en particulier une bande en matière plastique, comprenant un cadre de base (11), un dispositif tendeur (12) avec au moins une roue tendeuse (13) destinée à appliquer une force de tension (16), agissant dans une direction tangentielle (17) par rapport à une surface d'enveloppe (15) de la roue tendeuse (13) au moins au nombre de un, sur une boucle (4) de la bande de cerclage (3) enroulée autour des marchandises à emballer (2), une unité d'entraînement (26) qui est prévue au moins pour l'entraînement de la roue tendeuse (13) au moins au nombre de un, un élément de contre-support (20), coopérant avec la roue tendeuse (13) au moins au nombre de un, qui est logé dans une plaque de contre-support (61), un dispositif de raccordement (44) destiné au raccordement des deux tronçons (7) en chevauchement de la boucle (4) de la bande de cerclage (3), un dispositif de coupe (57) destiné à la découpe de la bande de cerclage (3), et une source d'alimentation en énergie destinée à la fourniture d'une énergie d'entraînement, la plaque de contre-support (61) étant supportée sur le cadre de base (11) de façon mobile par rapport à celui-ci et pouvant être déplacée au moyen d'un dispositif de déplacement (62) entre une position d'enfilage (63) et une position de fermeture (64), et une surface (21), affectée à la roue tendeuse (13), de la plaque de contre-support (61) étant, dans sa position de fermeture (64), disposée essentiellement parallèlement à un axe de rotation (14) de la roue tendeuse (13) au moins au nombre de un, la plaque de contre-support (61) étant supportée au moyen d'une articulation tournante (65) sur le cadre de base (11), caractérisé en ce qu'un axe de rotation (73) de l'articulation tournante (65) est disposé essentiellement parallèlement à la direction tangentielle (17) de la roue tendeuse (13) de telle sorte que la plaque de contre-support (61) est supportée de façon pivotante par rapport au cadre de base (11) et forme, dans la position d'enfilage (63), une zone d'introduction (75) en forme de coin par rapport à la roue tendeuse (13).
  2. Appareil de cerclage mobile selon la revendication 1, caractérisé en ce que, dans la position d'enfilage (63), la plaque de contre-support (61) est inclinée par rapport à la position de fermeture (64) selon un angle d'ouverture (66) entre 3° et 30°.
  3. Appareil de cerclage mobile selon la revendication 1 ou 2, caractérisé en ce que la plaque de contre-support (61) peut être transférée vers une position de maintenance (68) dans laquelle elle peut pivoter d'au moins environ 45° par rapport à la position de fermeture (64).
  4. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que le dispositif de raccordement (44) présente un dispositif de soudage par friction (45) qui comprend un premier élément de friction (46) et un deuxième élément de friction (47), entre lesquels éléments de friction (46, 47) la bande de cerclage (3) peut être coincée, le premier élément de friction (46) pouvant être conduit à coulisser dans un mouvement oscillant dans une direction de friction (49) parallèlement à l'axe de rotation (14) de la roue tendeuse (13) relativement au deuxième élément de friction (47).
  5. Appareil de cerclage mobile selon la revendication 4, caractérisé en ce que le deuxième élément de friction (47) est reçu dans la plaque de contre-support (61), ou en ce que la plaque de contre-support (61) est constituée en tant que deuxième élément de friction (47).
  6. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que, sur son côté tourné vers la roue tendeuse (13), l'élément de contre-support (20) disposé dans la plaque de contre-support (61) est, au moins par tronçons, adapté à la forme de la surface d'enveloppe (15) de la roue tendeuse (13) et est muni d'une surface (21) profilée.
  7. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce qu'il est constitué un blocage anti-retour de bande (28) au moyen duquel la force de tension appliquée par le dispositif tendeur (12) sur la bande de cerclage (3) peut être fixée quand la force de tension (16) appliquée par le dispositif tendeur (12) est réduite ou supprimée, le blocage anti-retour de bande (28) comprenant un élément de blocage (30) qui coopère avec un deuxième élément de contre-support(31), le deuxième élément de contre-support(31) étant reçu dans la plaque de contre-support (61).
  8. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que qu'il est constitué un dispositif de coupe (57) qui permet de couper la bande de cerclage (3).
  9. Appareil de cerclage mobile selon la revendication 8, caractérisé en ce que le dispositif de coupe (57) est disposé au voisinage direct du premier élément de friction (46) du dispositif de soudage par friction (45), le premier élément de friction (46) étant, dans l'état actif du dispositif de soudage par friction (45), mobile relativement au dispositif de coupe (57) fixe par rapport au cadre de base (11).
  10. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que des surfaces de travail (70) du deuxième élément de friction (47) du dispositif de soudage par friction (45), du deuxième élément de contre-support(31) du blocage anti-retour de bande (28) et du premier élément de contre-support (20) du dispositif tendeur (12) sont disposées essentiellement dans le même plan de telle sorte que la bande de cerclage (3) peut être guidée par ces dispositifs de façon approximativement rectiligne et parallèlement à la surface (9) des marchandises à emballer (2).
  11. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que, pour le dispositif de soudage par friction (45) et le dispositif tendeur (12), il est prévu une plaque de contre-support (61) commune monobloc.
  12. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce qu'il est prévu une plaque de contre-support (61) monobloc commune pour le dispositif de soudage par friction (45), le blocage anti-retour de bande (28) et le dispositif tendeur (12).
  13. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que le premier élément de contre-support (20) et/ou le deuxième élément de contre-support(31) et/ou le deuxième élément de friction (47) sont reçus en pivotement dans la plaque de contre-support (61), leur axe de pivotement (74) étant respectivement parallèle à l'axe de rotation (73) de l'articulation tournante (65).
  14. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que l'élément de contre-support (20) présente une partie supérieure (76) tournée vers la roue tendeuse (13) et une partie inférieure (77) tournée vers la plaque de contre-support (61), la partie supérieure (76) étant couplée à la partie inférieure (77) au moyen d'un plan incliné (78), une distance entre la roue tendeuse (13) et la partie supérieure (76) étant réglable en ce que la partie supérieure (76) peut coulisser relativement à la partie inférieure (77) dans la direction tangentielle (17) de la roue tendeuse (13).
  15. Appareil de cerclage mobile selon la revendication 14, caractérisé en ce que le plan incliné (78) est formé par un profilé (79) en dents de scie.
  16. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que le dispositif de soudage par friction (45) présente un dispositif d'augmentation de force (81) par lequel le premier élément de friction (46) peut être pressé sur le deuxième élément de friction (47), le dispositif d'augmentation de force (81) présentant un plan incliné (84), et la distance des éléments de friction (46, 47) entre eux pouvant être réglée par le coulissement du dispositif d'augmentation de force (81) parallèlement à l'axe de rotation (14).
  17. Appareil de cerclage mobile selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'augmentation de force (81) et le premier élément de friction (46) peuvent être entraînés par la même unité d'entraînement (86).
  18. Procédé de fonctionnement d'un appareil de cerclage mobile (1), en particulier de l'appareil de cerclage mobile (1) selon l'une des revendications précédentes, caractérisé en ce que le procédé comprend les étapes de procédé suivantes :
    - introduction de la bande de cerclage (3) dans l'appareil de cerclage mobile (1) dans lequel une plaque de contre-support (61), sur laquelle est disposé un premier élément de contre-support (20) et également avec un deuxième élément de friction (47) disposé sur la plaque de contre-support (61), pivote autour d'un axe de rotation (73) d'une articulation tournante (65) de telle sorte que, dans une position d'enfilage (63), la plaque de contre-support (61) forme une zone d'introduction (75) en forme de coin par rapport à une roue tendeuse (13), le premier élément de contre-support (20) étant disposé en face de la roue tendeuse (13), et le deuxième élément de friction (47) étant disposé en face d'un premier élément de friction (46), et la bande de cerclage (3) étant introduite entre la roue tendeuse (13) et le premier élément de contre-support (20) ainsi qu'entre le premier élément de friction (46) et le deuxième élément de friction (47), l'axe de rotation (73) de l'articulation tournante (65) étant disposé essentiellement parallèlement à la direction tangentielle (17) de la roue tendeuse (13) ;
    - lancement du processus de pivotement de la plaque de contre-support (61) par une instruction de démarrage au moyen d'un bouton de démarrage ;
    - pivotement de la plaque de contre-support (61) autour de l'axe de rotation (73) pour coincer la bande de cerclage (3) entre la roue tendeuse (13) et le premier élément de contre-support (20) disposé sur la plaque de contre-support (61) ;
    - examen de l'état de placement de la bande au moyen d'un dispositif de contrôle de placement de la bande ;
    - lancement du processus de serrage de la bande de cerclage (3) par une instruction de démarrage au moyen du bouton de démarrage ;
    - examen de la tension appliquée au moyen d'une unité de surveillance de la force de serrage ;
    - lancement du processus de soudage une fois atteinte une tension prédéfinie ;
    - processus de soudage pendant une durée prédéfinie par un mouvement relatif du premier élément de friction (46) relativement au deuxième élément de friction (47) ;
    - arrêt du premier élément de friction (46) pendant une durée prédéfinie pour la solidification du joint soudé ;
    - pivotement de la plaque de contre-support (61) autour de l'axe de rotation (73) pour libérer la bande de cerclage (3).
  19. Procédé selon la revendication 18, caractérisé en ce que la succession des différentes étapes de procédé peut être interrompue par l'utilisateur, un bouton d'arrêt d'urgence (95) étant prévu, qui peut être actionné par l'utilisateur afin d'interrompre les étapes de procédé.
EP14838775.6A 2013-12-19 2014-12-18 Appareil de cerclage mobile Not-in-force EP3083414B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50841/2013A AT514803B1 (de) 2013-12-19 2013-12-19 Mobile Umreifungsvorrichtung
PCT/AT2014/050308 WO2015089539A1 (fr) 2013-12-19 2014-12-18 Appareil de cerclage mobile

Publications (2)

Publication Number Publication Date
EP3083414A1 EP3083414A1 (fr) 2016-10-26
EP3083414B1 true EP3083414B1 (fr) 2018-01-31

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EP14838775.6A Not-in-force EP3083414B1 (fr) 2013-12-19 2014-12-18 Appareil de cerclage mobile

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EP (1) EP3083414B1 (fr)
AT (1) AT514803B1 (fr)
WO (1) WO2015089539A1 (fr)

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EP3083414A1 (fr) 2016-10-26

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