Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
  • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
  • B07C1/00—Measures preceding sorting according to destination
  • B07C1/02—Forming articles into a stream; Arranging articles in a stream, e.g. spacing, orientating
  • B07C1/04—Forming a stream from a bulk; Controlling the stream, e.g. spacing the articles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
  • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
  • B65H7/18—Modifying or stopping actuation of separators
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
  • B65H2511/20—Location in space
  • B65H2511/22—Distance
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
  • B65H2511/40—Identification
  • B65H2511/414—Identification of mode of operation
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
  • B65H2515/10—Mass, e.g. mass flow rate; Weight; Inertia
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
  • B65H2515/81—Rigidity; Stiffness; Elasticity
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2701/00—Handled material; Storage means
  • B65H2701/10—Handled articles or webs
  • B65H2701/19—Specific article or web
  • B65H2701/1916—Envelopes and articles of mail

Definitions

• the invention generally relates to an unstacking device for a flat object sorting machine, configured to accept flat objects in stack and to output said flat objects in series, separated from each other by a predetermined distance, said device unstacking device comprising at least first detection means adapted to detect the transition between an object N of a first specialized type of objects or of a type of objects by default and an object N + 1, consecutive, respectively of a second or first specialized type of object; a first dedicated unstacking program and a second specialized unstacking program, each adapted to maintain respectively a first nominal and a second nominal difference between two consecutive flat objects; a control / command unit capable of automatically executing one of said first and second specialized unstacking programs according to the type of objects detected.
• the invention also relates to a method of unstacking flat objects during which stacked flat objects are accepted at the entrance, a step of "unstacking" the flat objects is carried out in order to restore at output said series flat objects separated by a predetermined deviation, a "transition detection” step is performed during which the transition between an object N of a first specialized type of objects or of a type of objects by default and an object N + 1 is detected. consecutive and respectively of a second or first specialized type of objects, said predetermined difference is respectively modified according to the type of detected objects to apply a first nominal difference or a second corresponding nominal difference.
• the current flat object sorting machines are commonly used to manage the flow of flat objects of various types such as for example letters, postcards, open magazines, mail packed in a plastic material.
• the spectrum of types of objects to be unstacked and conveyed is often wide.
• These sorting machines incorporate guide means and various means for moving flat objects such as belt conveyors, for example perforated strips coupled to a suction chamber, conveyors with clamped belts.
• the physical, dimensional and material characteristics of these flat objects are very different from one type of object to another. These features have a noticeable impact on how flat objects of each type of object can be moved.
• the behavior of the flat objects in the conveying means is very different from one type of objects to another, some flat objects tend to be more sluggish than others.
• the publication EP 2 165 775 describes an unstacking device for flat objects sorting machine whose input receives homogeneous batches of flat objects to be sorted and distributed in a plurality of outlets, for example according to the delivery points. successive.
• Each homogeneous batch of flat objects comprises flat objects having in common a dimensional and / or physical and / or material parameter.
• the sort is obtained in one or more often several passes.
• This unstacking device comprises sensors capable of detecting and recognizing the type of objects of the batch occurring at the entrance of the unstacking device, automatically and according to the type of objects recognized, adapting one of the operating parameters.
• the unstacking device such as the speed of displacement of said flat object, the distance between two flat objects, the acceleration ramp, the vacuum level in the suction chamber, the tripping time of a device multiple shots.
• detection means are particularly able to recognize plastic packaging, magazines connected by means of metal staples.
• a homogeneous batch can comprise a single flat object.
• the setting of the operating parameters of this unstacking device may vary from one flat object to another. This kind of unstacking device nevertheless has a limited flow.
• the object of the invention is to overcome these disadvantages by proposing a device and a method of unstacking flat objects to take into account the different types of objects, anticipating the risk of variation of gap between flat objects, while optimizing the unstacking rate.
• the object of the invention is also to propose a device and an unstacking method making it possible, in addition to taking into account different types of objects, to adapt the treatment of each object according to the specificities of this object within the type of objects to which it belongs, in particular to preserve the integrity of each flat object.
• the subject of the invention is an unstacking device for flat objects sorting machine, configured to accept stacked flat objects as input and to output said flat objects in series separated from each other by a predetermined distance, said unstacking device comprising at least:
• first detection means adapted to detect the transition between an object N of a first specialized type of object or of a type of objects by default and an object N + 1, consecutive, respectively of a second or of a first specialized type of objects,
• first specialized unstacking program and a second specialized unstacking program each able to maintain respectively a first nominal difference and a second nominal difference between two consecutive depilated flat objects
• control / command unit able to automatically execute one of said first and second specialized unstacking programs according to the type of detected objects
• control / control unit being arranged to automatically execute said program unstacking in response to detecting said transition, counting said subsequent flat objects to said transition, and in response to reaching a predetermined count threshold, to be executed, for said subsequent flat objects and to the next transition detection, said first, second specialized unstacking program corresponding to the specialized type of detected objects.
• gap here we mean the space without a flat object separating the downstream part of a first flat object and the upstream part of a second flat object following it according to the direction of movement of the flat objects.
• the unstacking device according to the invention makes it possible to effectively detect the transitions between types of depilated objects. Adjustment changes occurring only after confirmation of the need for these changes in setting obtained by reaching a predetermined threshold, the unstacking device according to the invention makes it possible to optimally adapt the differences between the objects. dishes with the risk of error.
• the unstacking device comprises at least a third specialized unstacking program able to maintain a third nominal gap between two consecutive flat objects, and a fourth specialized unstacking program capable of maintaining a fourth nominal gap between two consecutive flat objects,
• said third nominal deviation is greater than said second nominal deviation and smaller than said nominal deviation by default, and said fourth nominal deviation is larger than said third nominal deviation and smaller than said nominal nominal deviation,
• said first detection means are arranged to detect at least one of said first, second, third and fourth specialized types of objects according to at least one predetermined type of object corresponding respectively to letter-size flat items, large format flat items. , magazines, packaged flat items,
• the unstacking device further comprises second detecting means arranged to detect the difference between at least one predetermined physical characteristic of said unstacked flat object and the predetermined nominal value of said physical characteristic for the specialized type of object to which said flat object corresponds said control / control unit being able to modulate, in a predetermined manner according to this difference detection, said corresponding nominal difference, said control unit is adapted to modify said predetermined distance or to modulate one of said nominal deviations by applying a predetermined value to at least one of the operating parameters of said unstacking device selected from the group comprising at least the speed of displacement said flat object, the inclination of said flat object on edge, the position and the pressure of a blow applied on said flat object, the vacuum of a suction applied to said flat object, said predetermined physical characteristic is chosen from the group comprising at least the dimensions, the rigidity, the thickness, the weight of said flat object depilated.
• the invention also relates to a method of unstacking flat objects in which flat objects arranged in a stack are accepted at the entrance, a step of "unstacking" flat objects is carried out and said flat objects in series are outputted. separated by a predetermined distance, a "transition detection” step is performed during which the transition between an object N of a first specialized type of objects or of a type of objects by default and an object is detected.
• said predetermined difference is respectively modified according to the type of detected objects to apply a first nominal difference or a second corresponding nominal difference, characterized in that after detecting a transition, said flat objects are de-stained with a nominal nominal deviation different from said first and second nominal deviations, in that during a step "incrementation counter the said flat objects subsequent to the said transition are counted, in that during a step "verification threshold counting reached", the attainment by said count of a predetermined counting threshold is checked and, when said counting threshold is reached, until the next "transition detection", said subsequent flat objects are de-stained with said first, second nominal deviation corresponding to the detected object type.
• the difference between at least one characteristic is detected.
• the predetermined physical value of said punctured flat object and the predetermined nominal value of said physical characteristic for said corresponding specialized type of objects and in that during a "program modulation” step, the predetermined modulus is modulated as a function of this difference detection, said corresponding nominal difference respectively in said specialized unstacking program or by default.
• Figure 1 is a top view of a flat objects sorting machine comprising an unstacking device according to the invention
• FIG. 2 is a partial schematic perspective view of the unstacking device according to the invention.
• FIG. 3 is a flowchart showing schematically the steps of the unstacking process according to the invention.
• Figures 4 and 5 are diagrams illustrating two operating sequences of the unstacking process.
• the flat objects sorting machine 1 comprises an unstacking device 2, conveying means 3 and sorting outlets 4, 4 ', 4 ".
• the unstacking device 2 receives flat objects 5 arranged in stack on edge.
• the flat objects 5 are unstacked in a manner known to those skilled in the art and, at the output of the unstacking device 2, they are separated from each other with a predetermined distance to be moved in
• the conveying means 3 comprise in particular a "closed" type belt conveyor, forming a loop along which the sorting outlets 4 are distributed. dishes 5 are conveyed to the sorting outlets 4 according to a predetermined sorting logic.
• the direction of movement of the flat objects 5 on the belt conveyor is shown schematically by the arrows F. It is understood that the invention also applies to any machine for sorting flat objects whose conveyor is of the "open" type. and does not form a closed loop.
• the flat objects 5 rest on edge on a motorized foot mat 6. They are wedged along a jogging edge 7 and pressed against a fixed plate 9, by means of a pallet 8 movable in translation towards the plate 9. The plate 9 and the jogging edge 7 are separated by a extraction slot 10 through which the flat objects 5 are unstacked, in known manner, in the direction D symbolized by an arrow.
• the unstacking device 2 further comprises first detection means January 1, for example integrated to the fixed plate 9 and designed to detect a transition between different predetermined types of objects, for example:
• a first specialized type of object corresponding to small format flat paper items for example of the letter size type
• the first detection means 1 1 provide, before unstacking, the information concerning any possible transition from one specialized type of objects to another. Unstacking can thus be achieved taking into account this transition.
• the first detection means 11 provide this information being unstacked, early enough so that the information can be reflected on the deviation with which flat objects are unstacked.
• the transitions can be known from the previous sorting pass during which a list can be established.
• the list includes objects and their corresponding object types.
• the detection means integrate this preset list.
• the transitions can be known in advance, for example by means of a list associated with each stack of flat objects, communicated by the transmitter of the batch containing the stack of objects. dishes. Like the previous one, this list may include the objects and their corresponding object types. In this case also, the detection means integrate this preset list.
• the detection of the specialized type of objects can be sequential and relative in the sense that the transition between a specialized type of previously detected objects and the specialized type of objects currently detected is detected.
• the detection step may thus comprise detecting sub-steps as described below. For example, during a first detection sub-step, it is checked whether the flat object to be unstacked belongs to the fourth specialized type of object (flat items packaged in plastic) by detecting the material of its external faces. If this material is plastic and not paper, the flat object 5 is assigned to the fourth specialized type of object (flat items wrapped in plastic) and stripped with a fourth nominal gap separating the consecutive flat objects 5.
• the flat object 5 to be unstacked is assigned to the third specialized type of objects (magazines with staple (s)) and depilated with a third nominal gap separating the consecutive flat objects 5.
• the flat object 5 to be unstacked is assigned to the second specialized type of object (large flat paper sizes) and depilated with a second nominal gap separating the consecutive flat objects 5.
• the flat object 5 being unstacked is assigned to the first specialized type of objects (small flat paper sizes) and depilated with a first nominal gap separating the consecutive flat objects 5.
• the specialized types of objects may be predetermined according to criteria other than those described and that the detection sequence may be different.
• specialized types of objects can be more or less numerous.
• the first detection means 1 1 thus make it possible to detect any transition between the type of a flat object N depilated and the type of a flat object N + 1 subsequent to unstacking. As described later, this transition detection is used to adapt the operation of the unstacking device 2 and in particular the predetermined distance separating the consecutive flat objects according to their physical characteristics and the risks of slipping and offsets inherent to these physical characteristics.
• the first detection means January 1 comprise for example a material sensor, a camera or any other suitable known means.
• the first detection means 11 can also be arranged facing the extraction slot 10 above the stack of flat objects 5.
• the unstacking device 2 further comprises a control / command unit (not shown) which automatically executes various unstacking programs adapted respectively to the different specialized types of objects detected by the first detection means 11.
• a first specialized unstacking program is able to maintain a first predetermined nominal difference between two consecutive flat objects belonging to the first specialized type of object (small flat paper sizes), for example 100 mm
• a second specialized unstacking program is able to maintain a second predetermined nominal difference between two consecutive flat objects belonging to the second specialized type of objects (flat large format paper mailpieces), for example 150 mm
• a third specialized unstacking program is able to maintain a third predetermined nominal gap between two consecutive flat objects belonging to the third specialized type of objects (magazines with staple (s)), for example 200 mm
• a fourth specialized unstacking program is able to maintain a fourth predetermined nominal deviation between two consecutive flat objects belonging to the fourth specialized type of objects (magazines), for example 250 mm.
• a default unstacking program is able to maintain a predetermined default nominal deviation between two consecutive flat objects 5 belonging to no specialized type of object, for example 300 mm. As described later, this default unstacking program will be used as a "safe haven" program when the flat objects have different features, and also at each transition.
• the control / command unit executes the default unstacking program and counts the subsequent flat objects upon detection of the transition. If another transition is detected, the counter is reset and counting resumes.
• the control / command unit executes the corresponding first, second, third or fourth dedicated unstacking program.
• the control / control unit executes the default unstacking program and strips the flat objects separated by the nominal deviation.
• the predetermined distance separating two flat objects 5 is adapted to the specialized type to which the objects depilated and the flat object to be depilated correspond.
• Each dedicated unstacking program and default unstacking program also correspond to operating parameters having specific predetermined values. These operating parameters are for example the speed of displacement of the flat object 5, the angle of the flat object 5 on edge, the position and the pressure of a blow applied on the flat object 5, the depression of An aspiration applied to the flat object 5.
• the adjustment of the angle of the flat object 5 on edge is obtained for example by varying separately the advance and the retreat of the instep 6 and the pallet 8 .
• Each type of object can correspond to different physical characteristics of the flat objects 5, for example characteristics of dimensions, stiffness, thickness, weight. So inside of a same specialized type of object, these physical characteristic values may vary.
• the control / command unit is arranged to store a nominal value for each of these physical characteristics, this nominal value being predetermined depending on the type of objects to which the flat objects belong. Each nominal value can also be a range of values.
• the unstacking device 2 comprises second detecting means 12 capable of detecting, for a specialized type of object, whether one of the predetermined physical characteristics of the flat object depilated is different from the predetermined nominal value. In the event of a difference, the control / control unit modulates, in a predetermined way, the operating parameters of the unstacking program used and therefore the nominal difference between two consecutive flat objects 5 depilated.
• the unstacking device 2 as described above can advantageously be coupled with one or more other unstacking devices 2 similar or different.
• the control / command unit executes the default unstacking program with the corresponding operating parameter settings, so as to provide between a pair of consecutive unstacked flat objects a predetermined nominal nominal deviation.
• This default nominal deviation for example 300 mm, is suitable for all types of objects.
• the default unstacking program is therefore a "haven" unstacking program for unstacking flat objects 5 with a default nominal deviation avoiding jamming and multiple gripping problems regardless of the type of flat objects unstacked. This default unstacking program is suitable for the worst cases.
• the first detection means 11 is used to check whether the flat object depilated belongs to one of the specialized types of objects.
• the flat object 5 to be unstacked is detected as being of a specialized type of objects different from the type of objects corresponding to the active unstacking program, then the process is continued by the 'step of checking active default program?' 23 during which it is checked whether the active unstacking program is the default unstacking program.
• a "default unloading program activation" step 24 is performed during which the default unstacking program is activated.
• the "default program activation” step 24 is followed by a "counter reset” step 25 during which the counter is reset to zero.
• step "counter incrementation" 26 is performed during which, at each flat object 5 to be unstacked, subsequent to the detection of the transition and which corresponds to the specialized type of detected objects, the counter is incremented by one. unit.
• step "check counting threshold reached” 27 it is checked whether the number of flat objects 5 counted, of the specialized type of objects detected after the transition, is equal to the predetermined counting threshold, for example of three flat objects 5 counted.
• the unstacking process is continued by the "special program activation" step 28 during which the control / command unit switches from the default unstacking program to one of the programs. specialized unstacking.
• the control / command unit changes the gap between the consecutive flat objects 5 depilated and optionally one or more of the other operating parameters of the unstacker 2 as described below.
• a "difference detecting" step 29 is performed in which the second detecting means 12 is used to check whether the predetermined physical characteristics of the pared flat object correspond to the nominal values provided by the special unstacking program. .
• These physical characteristics are, for example, the dimensions, the rigidity, the thickness, the weight of the flattened flat object.
• the difference detection may relate to one or more of these physical characteristics.
• the unstacking process is continued by the "program modulation" step 30 during which one or more operating parameters of the unstacking device 2 are modulated, in a predetermined manner, as a function of the difference in physical characteristic detected. It is thus possible, for example, to modulate one or more of the following parameters: the speed of displacement of the flat object 5, the angle of the flat object 5 on edge, the position and the pressure of a blow applied on the flat object 5, the depression of a suction applied to the flat object 5.
• step "check count threshold reached” 27 If during the step "check count threshold reached” 27, the predetermined threshold is not reached, the unstacking process is continued by the step “detection difference” 29 as previously described.
• the “threshold verification reached” step 27 thus makes it possible to average the risk of errors and to preserve the time necessary for the changes of operating parameters between two different settings.
• the known unstacking devices react object by object, so they are often unstable since they are likely to change unstacking program at each flat object to be unstacked. They are also not very effective because, frequently, the new operating parameter has not had time to be reached it must already be modified to adapt to the new flat object to be unstacked. In addition, the known unstacking devices take into account the detection errors.
• the unstacking program is modified without the possibility of avoiding this modification.
• the unstacking device 2 and the unstacking method according to the invention make it possible to take into account such detection errors and to have stable operation during which the adjustment instructions have time to be reached before any other change. Indeed, in the event of an erroneous point detection, the threshold will not be:
• the flat objects subsequent to the erroneous detection are of the same type of objects as the flat object at the source of the erroneous detection.
• the change of unstacking program will be justified by the fact that the type of the subsequent flat objects is the same as that of the flat object 5 at the source of the erroneous detection.
• the threshold thus allows a delay between the detection and the application of the instruction related to this detection.
• the default unstacking program makes it possible to continue to unstack the flat objects 5.
• the unstacking device 2 and the method according to the invention thus make it possible to use batches of heterogeneous flat objects while having optimal performance in terms of flow.
• the flat object 5 to be unstacked is of the same type of objects as that corresponding to the unstacking program that is active and in use, then the process is continued by the step "incrementation counter" 26 previously described.
• the previously described steps are individually controlled by the control / command unit.
• FIGS 4 and 5 illustrate in simplified manner two operating sequences of the unstacking process according to the invention.
• the upper part represents the state of the stack of flat objects presented at the entrance of the unstacking device
• the lower part graphically illustrates the stages of "transition detection” 22 and “verification threshold counting reaches “29, as well as switching between the various default and specialized unstacking programs.
• the direction of advance of the flat objects is illustrated by the arrow F.
• the "difference detection" step 23 is not shown in these figures.
• the flat objects of the first stack of objects 51 unstacked are of a non-predetermined type of object.
• the control / control unit therefore executes the default unstacking program according to the "default program activation" steps 20 and 24.
• the flat objects are unstacked, separated by a nominal deviation by default.
• the first period of time L01 extends until the detection of a transition.
• the control / command unit continues to execute the program. by default unstacking the separated flat objects by default nominal deviation for a second period of time L02.
• the second period of time L02 extends until reaching the counting threshold or a new transition detection.
• the control / command unit executes the first specialized unstacking program.
• the control / control unit strips the flat objects, separated by a first nominal difference, this first nominal difference being different and preferably less than the nominal nominal deviation.
• the third period of time L03 extends to any new transition detection.
• the control unit / command executes the default unstacking program for a fourth period of time L04 until the corresponding threshold is reached.
• the control / control unit strips the flat objects with the nominal deviation by default.
• the control / control unit executes the second specialized unstacking program.
• the control / control unit strips the separated flat objects by a second nominal difference, this second nominal difference being different from the nominal nominal difference and the first nominal difference and preferably lower. the default nominal deviation.
• the fifth time period L05 extends to any new transition detection.
• the control / control unit executes the default unstacking program for a sixth period. time L06 until the corresponding threshold is reached.
• the control / control unit strips flat objects with the nominal nominal deviation.
• the operation according to the default unstacking program is extended until any new transition detection.
• the flat objects of the first object pack 501 are of a non-predetermined object type.
• the control / control unit therefore executes the default unstacking program according to the "default program" steps 20 and 24 by unstacking the separated flat objects by a nominal nominal deviation.
• the first period of time L1 1 extends to the detection of a transition.
• the control / command unit continues to execute the default unstacking program.
• the flat objects continue to be unstacked, separated by the nominal deviation by default.
• the second period of time L12 extends until the detection of a transition.
• the control / command unit continues for a third time. L13 time period to run the default unstacking program by unstacking flat objects, separated by the nominal deviation by default.
• the third period of time L13 extends until the predetermined count threshold is reached or the detection of a new transition.
• the first object of a fourth object packet 504 belonging to a third specialized type of object is detected the continuous control / command unit. executing the default unstacking program for a fourth period of time L14.
• the fourth period of time L14 extends until the predetermined count threshold is reached or the detection of a new transition.
• the control / command unit continues to execute the default unstacking program.
• the control / command unit continues to run the default unstacking program for a fifth time period L15.
• the fifth time period L15 extends until the predetermined count threshold is reached or the detection of a new transition.
• the control / command unit executes the second specialized unstacking program, in particular according to the "modulation" step. 25.
• flat objects are unstacked, separated by a second nominal gap.
• the sixth period of time L16 extends until the detection of a new transition.
• the control / command unit runs the default unstacking program.
• the flat objects are unstacked, separated by the nominal deviation by default.
• the seventh time period L17 extends until the predetermined count threshold is reached or the detection of a new transition.
• the control / command unit executes the first specialized unstacking program in accordance in particular with the "program modulation" step.
• the flat objects are unstacked, separated by a first nominal gap.
• the eighth time period L18 extends until the detection of a new transition.
• the control / control unit executes the default unstacking program for a ninth period of time. time L19.
• the ninth time period L19 extends to reaching the predetermined count threshold or the detection of a new transition.
• the objects of the seventh pack of objects 507 not belonging to a specialized type of object, the operation according to the default unstacking program is extended by the control / command unit and the flat objects are unstacked, separated by the nominal deviation by default.

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• Sorting Of Articles (AREA)
• User Interface Of Digital Computer (AREA)
• De-Stacking Of Articles (AREA)
• Stacking Of Articles And Auxiliary Devices (AREA)

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• 2011
  • 2011-07-13 FR FR1156392A patent/FR2977814B1/fr not_active Expired - Fee Related
• 2012
  • 2012-03-19 WO PCT/FR2012/050575 patent/WO2013007904A1/fr active Application Filing
  • 2012-03-19 US US13/521,438 patent/US8583275B2/en not_active Expired - Fee Related
  • 2012-03-19 DK DK12714811.2T patent/DK2731735T3/en active
  • 2012-03-19 EP EP12714811.2A patent/EP2731735B1/de not_active Not-in-force
  • 2012-03-19 AU AU2012282384A patent/AU2012282384B2/en not_active Ceased

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