专利摘要:
A hollow body handling (2, 3) installation (1) comprising: a plurality of processing units (4) each defining a processing circuit (5) extending between an input point (E) and an exit point (S); a conveyor (8) for distributing the bodies (2, 3) hollow to the treatment units (4), in a closed loop, and a plurality of individual gripping devices (10) circulating on this track (9); installation (1) in which: - the treatment units (4) are arranged at the periphery of the conveyor (8), - the conveyor (8) defines, next to each treatment unit (4), a point (C) in which each hollow body (2, 3) is taken from a gripping device (10) to be transferred to the treatment unit (4), and an unloading point (D) where each body (2, 3) Treated hollow is transferred from the treatment unit (4) to a gripping device (10).
公开号:FR3050446A1
申请号:FR1653610
申请日:2016-04-25
公开日:2017-10-27
发明作者:Frederic Lecomte;Yves-Alban Duclos
申请人:Sidel Participations SAS;
IPC主号:
专利说明:

The invention relates to the handling of hollow bodies, and more specifically the handling of preforms and plastic containers in a container production line. The invention relates to the handling of hollow bodies, and more specifically to the handling of preforms and plastic containers in a container production line. from preforms. In what follows, the expression "hollow body" denotes indistinctly a preform or a container, or an intermediate container being formed.
Such a production line comprises several processing units designed to perform each one (or more) treatment (s) given (s) on the preform or the container.
Conventionally, a production line thus comprises several successive treatment units: a preform thermal conditioning unit, designed to heat the preforms at a temperature above the glass transition temperature of the material (in the case of polyethylene terephthalate) or PET, whose glass transition temperature is about 80 ° C, the preform heating temperature is generally about 120 ° C); a unit for forming the containers by blowing or stretching the hot preforms; optionally a rinsing unit of the containers thus formed; a unit for filling the containers formed (and possibly rinsed) with a product (eg a drink); a blocking unit for filled containers; a labeling unit for clogged containers.
In the thermal conditioning unit, the preforms are generally transported along a linear path, being hooked to rotating supports called spinners.
In the other processing units, the preforms (and then the containers) are generally transported along circular paths, each processing unit comprising a carousel at the periphery of which are mounted gripping devices preforms (or containers).
The processing units are connected in series, and transfer devices are interposed between them, to transfer the preforms or containers from one to the other. Each transfer device is usually in the form of a wheel equipped, at its periphery, with grippers which grip the preforms (or containers) at the output of a given processing unit and deliver them to the next processing unit. , after a course in an arc.
This architecture is not without inconvenience.
First, in some transfer wheels, the space (called pitch) between the hollow bodies is fixed. If the pitch or the speed of rotation of an upstream processing unit changes, only a variation of rotational speed of the transfer wheel makes it possible to adapt to the new pitch (or to the new speed of rotation) of the unit. treatment. But in this case, it is necessary to also adapt the pitch of the processing unit located downstream of the transfer wheel, and so on the entire part of the production line located downstream. In other words, a change in the rate of one of the treatment units has repercussions on the entire line. To remedy this difficulty, it has been proposed to climb on the line of the buffer stock areas, in which the hollow bodies are temporarily accumulated. But such a buffer stock, which can also be used to avoid stops throughout the line in case of short-term one-time intervention on one of the treatment units, poses a problem of congestion.
To remedy this first difficulty, it has been proposed changeover transfer wheels. In such a transfer wheel, typically interposed between the thermal conditioning unit (at the exit of which the pitch between two successive preforms is eg about 40 mm) and the container forming unit (at the entrance of which the pitch between two successive preforms is eg 500 mm), the clamps are mounted on articulated arms which, between the output of the thermal conditioning unit and the input of the forming unit, are discarded angularly to each other by means of a cam or any other equivalent device. But the pitch change wheels are quite complex and fragile, and must be subject to frequent maintenance operations that immobilize the entire line.
Second, the transfer wheel architecture is relatively restrictive in terms of space occupancy, and must be reviewed especially when it appears necessary to graft on an existing line a new processing unit.
Third, it is necessary to move the processing units sufficiently apart from each other to provide a circulation zone around each of them which facilitates the maintenance operations. Also, to fill the spaces between them, there is a tendency to multiply the transfer wheels put end to end, which poses the following problems: increasing the complexity of the transfer operations; multiplication of the number of manipulations of the hollow bodies, and therefore of the risk of damaging them; increasing the number of hollow bodies in transit between the different transfer units, potentially scrapped in the event of an emergency stop due, for example, to a serious failure of a processing unit.
It has been proposed in certain areas to replace the wheels by transfer devices equipped with individual transfer elements which move independently of each other on a magnetic strip, cf. European Patent Application EP 2 889 238 (Sidel 5. p.a.). This document even proposes a solution, illustrated in Figure 6, to encompass the various processing units within the track on which the transfer elements move. If it is true that the modification of the pitch or more generally of the rate of any of the processing units does not affect the general operation of the line (except to provide buffer storage areas, which can be created by simple local change of the step between the transfer elements), all the problems are not solved. On the one hand, any failure affecting one of the processing units or the transfer device blocks the line; on the other hand, the transplant of a new processing unit requires a review of the architecture of the entire line.
One objective is therefore to remedy the aforementioned problems, and in particular to propose a modular production line architecture for removing, replacing or grafting a processing unit while maintaining the general architecture of the line. For this purpose, there is provided a plastics hollow body handling installation, which comprises: a plurality of hollow body processing units, which each define for the hollow bodies a processing circuit extending between a point d entrance and exit point; a hollow body distribution conveyor to the processing units, comprising a closed loop track and a plurality of individual hollow body grippers which run on that track; in which: the processing units are arranged at the periphery (and preferably outside) of the conveyor, the conveyor defines, next to each processing unit, a loading point where each hollow body is taken from a device gripper to be transferred to the treatment unit and treated therein, and an unloading point where each treated hollow body is transferred from the processing unit to a gripping device.
In this way, the processing units are in the form of satellites arranged around the distribution conveyor. It is possible to move, remove or graft according to the operations that must be performed within the facility (typically operations performed on the preforms or containers when the installation is a production line of containers ), without the general architecture of the latter being altered.
This installation may include other additional features, alone or in combination.
Thus: the unloading point and the loading point can be separate respectively from the entry point and the exit point, and the installation can then comprise, interposed between the delivery conveyor and each processing unit: a wheel of an input transfer which takes the hollow bodies of the delivery conveyor at the loading point and delivers them to the processing unit at the point of entry, and o an output transfer wheel which takes the treated hollow bodies at the point of exit. from the processing unit and delivers them to the point of unloading at the conveyor; the loading point and the unloading point can be confused respectively with the entry point and the exit point of the processing unit; the conveyor may comprise an alternation of gripping devices carrying a hollow body and empty gripping devices; any gripping device carrying a hollow body upstream of a treatment unit may be empty downstream thereof, and any empty gripping device upstream of the treatment unit is then carrying a hollow body treated downstream of it; on the runway, the unloading point may be located upstream of the loading point; the conveyor track may be magnetic, and it may then include a control unit configured to control the independent movement of each individual gripping device; the track may comprise an outer strand and a substantially parallel inner strand, the gripping devices are then connected to each other by means of rods interconnected by an outer end secured to the outer strand, and by an inner end secured to the inner strand; the distance between the inner and outer strands can be locally restricted in at least one distribution conveyor loading / unloading section area including the loading point and the unloading point, in order to increase the speed of movement of the delivery devices. gripping. Other objects and advantages of the invention will become apparent in the light of the description of an embodiment, given hereinafter with reference to the accompanying drawings, in which: FIG. 1 is a schematic view of a complete handling installation hollow body, according to a first embodiment; Figure 2 is a perspective view of a detail of the installation of Figure 1; Figure 3 is a partial schematic view of a hollow body handling installation, according to a second embodiment; Figure 4 is a partial schematic view of a hollow body handling installation, according to a variant of the second embodiment.
In Figure 1 is shown a facility 1 for handling body 2, 3 hollow plastic material. It may in particular be a production line of containers 2 from plastic preforms 3, typically polyethylene terephthalate (PET). The expression "hollow body" denotes in this case indifferently the preforms 3 or the containers 2 which are formed from them. In Figure 1, the preforms 3 are schematized by circles of small diameter, and the containers 2 in the form of circles of larger diameter. The size and the density of hollow bodies 2, 3 traced in FIG. 1 serve only to illustrate and do not account for either the scale or the capacity of the installation 1. The installation 1 comprises, in the first place, a plurality of units 4 for treating bodies 2, 3 hollow, which each define for them a processing circuit 5 which extends between an entry point E where the hollow bodies 2, 3 are introduced into the treatment unit 4 and an outlet point S where the hollow bodies 2, 3 are removed from the treatment unit 4.
A typical production line of containers 2 from preforms 3 comprises a series of processing units 4 connected in series and each provided for producing on preforms 3 or containers 2 a particular function, namely: a conditioning unit 4A thermal preforms 3 (also called furnace), configured to carry the preforms 3 at a temperature above the glass transition temperature of the material (in the case of PET, whose glass transition temperature is about 80 ° C, the preform heating temperature is usually about 120 ° C); this thermal conditioning unit 4A usually comprises a series of sources of infrared radiation (typically halogen lamps) or a series of sources emitting in the microwave field, in front of which the preforms 3 are transported to the parade (In one embodiment alternatively, not shown, the individual heating stations are embedded on the periphery of a carousel for heating individual preforms); a unit 4B for forming the containers 2 by blow molding or stretch blow molding (also called a blower), which comprises a carousel 6 and, mounted thereon, a plurality of processing stations 7 such as molds with the footprint of the containers 2 ; a rinse unit 4C (also called a rinser) which also comprises a carousel and, mounted thereon, a plurality of nozzles for injecting a rinsing liquid into the containers 2; a filling unit 4D (also called a filling machine) which comprises a carousel and, mounted thereon, a plurality of dispensing valves of a product (especially food, typically a drink) in the containers 2; a closure unit 4E (also called a capper), which comprises a carousel and, mounted thereon, plug applicators for sealing the previously filled containers 2; a labeling unit 4F (also called a labeling machine), which comprises a carousel and, mounted thereon, a plurality of labeling stations configured to apply to each container 2 filled and capped an informative label; a unit 4G for cooling the bottoms of the containers 2 downstream of the forming unit 4B; a drying unit 4H containers 2 downstream of the blocking unit 4E.
These processing units 4 are evoked by way of illustration and not limitation. Some of them may be optional, such as the 4C flushing unit, the 4G cooling unit or the 4H drying unit. Others could be combined, such as the filling unit 4D and the blocking unit 4E, in the form of a single filling and sealing unit equipped with dispensing valves and stopper applicators.
Some processing units 4 (including the 4B blower, the 4C rinser, the 4D filler, the 4E capper and the 4F labeler) may comprise a plurality of processing stations 7 (the molds 7 in the case of the blower 4B) configured. to each treat a body 2, 3 hollow individually.
It can be seen that, in the illustrated example, the profile of the processing circuit 5 can vary from one processing unit 4 to the other. Thus, the processing circuit 5 of the thermal conditioning unit 4A comprises one or more section (s) 5A right (s) and one or more section (s) 5B arcuate.
In the illustrated example, the other processing units 4 (blower 4B, 4C rinser, 4D filling machine, 4E capper, 4F labeling machine) each define a circular processing circuit 5 (or, at least, in a circular arc). The installation 1 comprises, secondly, a conveyor 8 for dispensing the hollow body 2, 3 to the treatment units 4, which comprises a closed loop track 9 and a plurality of individual gripping devices 2 of the hollow bodies 2, 3 , which circulate on this track 9.
The track 9 may comprise straight sections 9A and / or curved sections 9B, as in the example illustrated in FIG. 1, where the track 9 has an oval shape (non-limiting).
As can be seen in FIG. 1, the treatment units 4 are disposed at the periphery of the conveyor 8, that is to say along the periphery thereof.
According to a first embodiment illustrated in the figures, the processing units 4 are disposed outside the conveyor 8, that is to say outside the space delimited by the closed loop defined by the track. 9, so that the processing units 4 form satellites around the conveyor 8. The distribution of the treatment units 4 around the conveyor 8 can be imposed by the constraints of the place where the installation 1 is stored. In the illustrated example, the processing units 4 are distributed homogeneously but some processing units 4 could be grouped, e.g. the 4D filling machine and the 4E capper, to limit the risk of product splashing after filling the containers 2.
According to a second embodiment not shown, the processing units 4 could be arranged inside the conveyor 8, that is to say, inside the space delimited by the closed loop defined by the track 9, which has the advantage of limiting the footprint of the installation floor.
The conveyor 8 distributes the bodies 2, 3 hollow (preforms 3 upstream of the blower and containers 2 downstream thereof), that is to say, for each treatment unit 4, its body feed 2, 3 untreated troughs and then the evacuation of treated bodies 2, 3 hollow, and the transfer of treated bodies 2, 3 treated from one treatment unit 4 to the next. For this purpose, the conveyor 8 defines, opposite each treatment unit 4: a loading point C (of the processing unit 4) where each hollow body 2, 3 is taken from the conveyor 8 to be transferred to the treatment unit 4 and be treated, and an unloading point D (of the treatment unit 4) where each body 2, 3 treated hollow is transferred from the treatment unit 4 to the conveyor 8.
According to a first embodiment illustrated in Figures 1 and 2, the hollow bodies 2, 3 are not directly transferred from the conveyor 8 to each treatment unit 4 and vice versa. Indeed, in this embodiment, the loading point C is distinct from the entry point E, and the unloading point D is distinct from the exit point S, and the installation 1 comprises transfer wheels 11, 12 , interposed between the conveyor 8 and each treatment unit 4 and through which the bodies 2, 3 hollow transit.
More specifically, in this embodiment, the installation comprises, for each treatment unit 4: an input transfer wheel 11 which takes the hollow body 2, 3 of the distribution conveyor 8 from the loading point C and delivers them at the treatment unit 4 at the entry point E, and an exit transfer wheel 12 which takes the treated hollow bodies 2, 3 from the processing unit 4 at the outlet point S and delivers them to the point D of unloading at the conveyor 8.
This embodiment has been illustrated in greater detail in FIG. 2, which shows a straight section 9A of the track 9, a processing unit 4, in this case a blower 4B, and the transfer wheels 11, 12 interposed between the conveyor 8 and the blower 4B.
As seen in FIG. 2, each gripping device 10 comprises a carriage 13 and a gripper 14 mounted on the carriage 13 for gripping a preform 3 (upstream of the blower 4B, that is, say upstream of point C of loading) or a container 2 (downstream of the blower 4B, that is to say downstream of the point D of unloading).
In the example illustrated in Figure 2, the track 9 is magnetic. It typically includes a synchronous linear motor with long stator, composed of a series of electromagnets, each carriage 13 including a rotor typically formed of one or more permanent magnet (s) positioned (s) facing the engine. The conveyor 8 advantageously comprises a control unit 15 configured to control the power supply of each electromagnet, and more specifically to vary the voltage and the frequency of the current flowing in each electromagnet. In this way, the control unit 15 can control the independent movement of each carriage 13, and can in particular control the speed of each carriage 13 independently of the others. In other words, the control unit 15 can accelerate, brake or even keep the speed of each carriage 13 constant at any point on the track 9.
At point C of loading and at point D of unloading, the conveyor 8 is advantageously equipped with a cam which acts on a roller (for example a ball bearing) carried by the clamp 14 of each gripping device 10 for the open and thus release a hollow body 2, 3, respectively to close and thus grip a body 2, 3 hollow.
As seen in Figure 2, each transfer wheel 11, 12 comprises a circular plate 16 rotatably mounted about an axis, and a plurality of clamps 17 mounted on the plate 16 at the periphery thereof. Cams (not visible) successively provide, for the input transfer wheel 11, the opening and closing of each clamp 14 at the loading point C and at the entry point E. In the same way, cams (not visible) successively provide, for the output transfer wheel 12, the opening and closing of each clamp 14 at the point S of exit and the point D of unloading.
In this way, the hollow bodies 2, 3 are successively: conveyed by the conveyor 8 to the point C of loading, transferred, at this point C, onto the input transfer wheel 11, moved by it to at the input point E, transferred at this point E to the processing unit 4, processed by being moved along the processing circuit 5 to the output point S, transferred at this point S to the transfer wheel 12 at the point D of unloading, transferred to this point D of unloading on the conveyor 8, and moved by it to the next processing unit 4 or to a device 18 of evacuation, in Figure 1, is in the form of one (or more) transfer wheel (s) tangent (s) to the track 9.
It will be noted that, at the level (or downstream) of the evacuation device 18, the containers may be grouped in packs. For this purpose, switches may be provided to arrange the containers in an organized manner.
According to a second embodiment, illustrated in FIG. 3, the hollow bodies 2, 3 are directly transferred from the conveyor 8 to each processing unit 4 and vice versa. In this case, the loading point C coincides with the entry point E, and the unloading point D coincides with the exit point S.
As can be seen in FIG. 3, the track 9 comprises, in the vicinity of the processing unit 4, a loading / unloading section 9C which follows the contour of the latter locally. The treatment unit 4 is itself equipped with a series of individual treatment stations 7, the term "individual" meaning that the hollow bodies are treated individually or in pairs.
In the illustrated example, where the processing circuit 5 defined by the processing unit 4 is circular, the loading / unloading section 9C is curved to be co-radial with the processing unit 4 and thus facilitate the transfer of body 2, 3 troughs of the conveyor 8 to the treatment unit 4 and vice versa.
In this configuration, the unloading point D is located upstream of the loading point C, a hollow body 2, 3 (eg a processed container 2) to be unloaded from each individual treatment station 7 (eg a mold 7 on the forming unit 4B) before the latter supports a new hollow body 2, 3 (eg a preform 3) to be treated.
To allow the loading and unloading of the bodies 2, 3 hollow, the conveyor 8 advantageously comprises an alternation of charged gripping devices 10 (that is to say carrying a body 2, 3 hollow) and devices 10 of grasping empty. In other words, the gripping devices go in pairs, each pair comprising a loaded gripping device and an empty gripping device. By convention, upstream of the processing unit 4, an odd gripping device, noted 10A, is a gripping device 10 loaded upstream of the processing unit 4 (that is to say upstream of the charging point C or the entry point E), and even gripping device, denoted 10B, an empty gripping device 10.
It will be seen that in the loading / unloading section 9C, the gripping devices are accelerated to first bring to the discharge point D (i.e. at the exit point S) the device 10B of even gripping at the right of a station 7 treatment loaded to allow the transfer of a body 2, 3 trough treated from the treatment unit 4 to the device 10B even gripping; then, at the loading point C (that is to say at the entry point E) the odd gripping device 10A to the right of the processing station 7 thus emptied to load a new body 2, 3 hollow to be treated.
It can be seen that, downstream from the processing unit 4, the odd gripping devices 10A are empty, whereas the even gripping devices 10B are loaded.
To avoid interference between the trajectories of the containers 2 and that of the processing stations 7, local path deviations may be provided, e.g. by means of a pair of articulated arms mounted on each gripping device 10 and ensuring the transfer of a hollow body 2, 3 to the treatment unit 4, the other the reception and seizure of a body 2, 3 hollow treated at the outlet thereof.
In any case, this cycle can be reproduced for the next processing unit 4.
In this second embodiment, the track 9 can be magnetic, as previously described. In this case, the speed variation of the carriages 13 in the loading / unloading section 9C is controlled by the control unit 15.
According to an embodiment illustrated in FIG. 3, the conveyor 8 comprises at least one bypass lane 19 which connects to the lane 9 by a first switch 20 upstream of the loading point C and by a second switch 21 downstream of the D point unloading, that is to say respectively upstream and downstream of the processing unit 4, so as to allow a bypass thereof when it is, at least temporarily, disabled.
Thus, it is typically possible to circulate the gripping devices on a bypass pathway of the flushing unit 4C, when this is not necessary in the production of certain products (eg containers 2). filled with still water), while the bypass route 19 is deactivated during the production of products requiring the use of the flushing unit 4C within the same line, typically during the production of containers 2 filled with sensitive drinks, such as fruit juice or milk.
FIG. 4 illustrates a variant of the second embodiment, in which the drive (and in particular, in certain zones, the variation in the speed of movement) of the gripping devices 10 is carried out by non-magnetic means but mechanical.
Diagrammatically shown in this figure a 9C loading / unloading section to the right of a treatment unit 4 schematized by a dashed arc.
As can be seen, the track 9 comprises an outer strand 22 and an inner strand 23 which are substantially parallel to each other. The term "parallel" does not mean here that the strands 22, 23 are rectilinear and parallel in the purely mathematical sense, but that the strands 22, 23, which may have curved sections, are never concurrent.
The gripping devices 10 are then connected to each other by means of rods 24 each interconnected by an outer end 25 secured to the outer strand 22, and by an inner end 26 secured to the inner strand 23.
In circulation zones between the processing units 4, the strands 22, 23 are parallel and spaced apart by a distance E1. In these circulation zones, the gripping devices move at a speed V1.
In one or more loading / unloading section (s) 9C, the distance, denoted E2, between the outer strand 22 and the inner strand 23 is locally restricted (E2 <E1). This makes it possible to increase the speed (denoted V2, with V2> V1) of displacement of the gripping devices 10, so as to ensure the matching, at point D of unloading (that is to say at the point S of output), an even gripping device 10B with a loaded treatment station 7, and the matching, at the loading point C (ie at the input point E), of a device 10A odd grip to the right of the post 7 treatment previously discharged at point D unloading.
It can be seen that the processing units 4 are in the form of satellites arranged around the distribution conveyor 8, which makes it possible to configure the installation 1 at will, in particular by moving, removing or grafting treatment units 4 according to the needs of the line. This movement, removal and grafting can be done without changing the architecture of the installation, which reveals its modular side.
In particular, it is possible to adapt the production line to the working environment (workshop, warehouse) in which this line is included. By using a bypass, it is possible to disable a processing unit 4 without cutting the entire production line, for the benefit of continuity of production. Thus, it is easy to deactivate a rinser (eg to change product) without heavy intervention on the line. The individualization of the gripping devices in the conveyor 8 in itself provides additional advantages: each gripping device can be held in the conveyor or removed therefrom for cleaning, repair or replacement; the number of circulating gripping devices 10 can be adapted to the load of the installation 1: it is possible to remove a group of gripper devices 8 from the conveyor 8 or, on the contrary, to add some; a store housing a stock of gripping devices 10 may, for this purpose, be installed at the edge (eg at the periphery) of the conveyor 8; adding or removing gripping devices can be automated depending on the rate of production; the speed of movement of the gripping devices 10 can be adapted to the respective speeds of the processing units 4; as a corollary, the conveyor 8 can, thanks to the variability of the movement speed of the gripping devices 10, absorb any local variations (and possibly temporary) rate affecting one or more unit (s) 4 treatment.
权利要求:
Claims (10)
[1" id="c-fr-0001]
1. Hollow body (2, 3) plastic body handling installation (1), which comprises: a plurality of hollow body treatment units (2, 3) (4), each of which defines a body (2) 3) hollow a processing circuit (5) extending between an input point (E) and an output point (S); a conveyor (8) for distributing the bodies (2, 3) hollow to the treatment units (4), comprising a closed-loop track (9) and a plurality of individual gripping devices (10) for the bodies (2, 3) ) hollow, which circulate on this track (9); this installation (1) being characterized in that: the treatment units (4) are arranged at the periphery of the conveyor (8), the conveyor (8) defines, next to each treatment unit (4), a point ( C) loading where each hollow body (2, 3) is taken from a gripping device (10) to be transferred to the treating unit (4) and treated therein, and a point (D) of unloading where each treated hollow body (2, 3) is transferred from the treatment unit (4) to a gripping device (10).
[2" id="c-fr-0002]
2. Installation (1) according to claim 1, characterized in that the processing units (4) are arranged outside the conveyor (8).
[3" id="c-fr-0003]
3. Installation (1) according to claim 1 or claim 2, characterized in that the point (C) of loading and the point (D) of unloading are separate respectively from the point (E) of entry and the point (S) output, and in that it comprises, interposed between the conveyor (8) distribution and each unit (4) treatment: an input transfer wheel (11) which takes the point (C) loading the bodies (2, 3) of the delivery conveyor (8) and delivers them to the processing unit (4) at the point (E) of entry, and an output transfer wheel (12) which picks up at the point (S). ) output the treated hollow bodies (2, 3) from the processing unit (4) and deliver them to the unloading point (D) at the conveyor (8).
[4" id="c-fr-0004]
4. Installation (1) according to claim 1, characterized in that the loading point (C) and the unloading point (D) coincide respectively with the entry point (E) and the exit point (S). of the treatment unit (4).
[5" id="c-fr-0005]
5. Installation (1) according to claim 4, characterized in that the conveyor (8) comprises an alternation of gripping devices (10) carrying a body (2, 3) hollow and empty gripping devices (10) .
[6" id="c-fr-0006]
6. Installation (1) according to claim 5, characterized in that any device (10A) for gripping a body (2, 3) hollow upstream of a processing unit (4) is empty downstream of that and any empty gripping device (10B) upstream of the treatment unit (4) is, downstream thereof, carrying a treated hollow body (2, 3).
[7" id="c-fr-0007]
7. Installation (1) according to claim 5 or claim 6, characterized in that, on the track (9), the point (D) unloading is located upstream of the point (E) loading.
[8" id="c-fr-0008]
8. Installation (1) according to one of claims 1 to 7, characterized in that the track (9) of the conveyor (8) is magnetic, and in that it comprises a control unit (15) configured for controlling the independent movement of each individual gripping device (10).
[9" id="c-fr-0009]
9. Installation (1) according to one of claims 1 to 7, characterized in that the track (9) comprises an outer strand (22) and a strand (23) substantially parallel internal, and in that the devices (10) ) gripping are connected to each other by means of connecting rods (24) interconnected by an outer end (25) secured to the outer strand (22), and by an end (26) internally secured to the inner strand (23).
[10" id="c-fr-0010]
10. Installation (1) according to claim 9, characterized in that the distance between the outer strand (22) and the inner strand (23) is locally restricted in at least one section (9C) of loading / unloading the conveyor (8). ) of distribution including the point (C) loading and point (D) unloading, to increase the speed of movement of the devices (10) gripping.
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同族专利:
公开号 | 公开日
CN107303720B|2022-02-11|
FR3050446B1|2019-06-28|
EP3239079A3|2017-11-22|
CN107303720A|2017-10-31|
EP3239079A2|2017-11-01|
引用文献:
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JPH0551087A|1991-08-19|1993-03-02|Mitsubishi Heavy Ind Ltd|Method and device for transferring container in liquid filling and packing line|
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EP2889238A1|2013-12-31|2015-07-01|Sidel S.p.a. Con Socio Unico|Transfer device for transferring articles along a path|IT201800006055A1|2018-06-05|2019-12-05|PREFORM / BOTTLE TREATMENT PLANT|
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法律状态:
2017-03-21| PLFP| Fee payment|Year of fee payment: 2 |
2017-10-27| PLSC| Publication of the preliminary search report|Effective date: 20171027 |
2018-03-22| PLFP| Fee payment|Year of fee payment: 3 |
2020-03-19| PLFP| Fee payment|Year of fee payment: 5 |
2021-03-23| PLFP| Fee payment|Year of fee payment: 6 |
优先权:
申请号 | 申请日 | 专利标题
FR1653610|2016-04-25|
FR1653610A|FR3050446B1|2016-04-25|2016-04-25|HOLLOW BODY HANDLING INSTALLATION, COMPRISING A DISTRIBUTION CONVEYOR AND SATELLITE PROCESSING UNITS|FR1653610A| FR3050446B1|2016-04-25|2016-04-25|HOLLOW BODY HANDLING INSTALLATION, COMPRISING A DISTRIBUTION CONVEYOR AND SATELLITE PROCESSING UNITS|
EP17305458.6A| EP3239079A3|2016-04-25|2017-04-20|Facility for handling hollow bodies, comprising a distribution conveyor and satellite treatment units|
CN201710274149.2A| CN107303720B|2016-04-25|2017-04-25|Hollow body handling device with a distribution conveyor and a plurality of satellite processing units|
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