JP2011111274A - Container supply conveyor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a container supply conveyor which smoothly conveys a container without crushing corner parts of the container when conveying the container while the container being under an appropriate pressure thereon, in the container supply conveyor for supplying the container to a device such as a labeler device. <P>SOLUTION: This container supply conveyor 10 is divided into multi-stage conveyors on a front side and a rear side in a one-row state, which are arranged in series. A pair of parallel linear container guides 11a and 11b are installed on both right and left sides in a conveying direction of the container over almost the entire length of the container supply conveyor 10. Driven shafts and driving shafts from the driven shaft of at least a first stage conveyor 10a up to the driving shaft of a final stage conveyor 10c are installed obliquely in a conveying direction of the container, up to the final stage conveyor 10c toward the upstream side from the first stage conveyor 10a on the device side. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a filling and packaging line for filling a container such as a basket with a liquid or the like with a filling device or packaging with a labeler device or the like.

  2. Description of the Related Art Conventionally, a conveyor for supplying containers to devices such as a filling device for filling a container such as a basket with a liquid and a labeler device for attaching a label to the container in a filling and packaging line is known. (Patent Documents 1 and 2)

Japanese Utility Model Publication No. 6-42828 (FIG. 1) Japanese Patent Laying-Open No. 2009-83968 (FIG. 5)

According to Patent Document 1, in a transport conveyor that supplies containers, a guide rail that guides the containers includes an upstream guide section that extends in the transport direction, an inclined guide section that tilts in the transport direction, and a downstream that extends in the transport direction. The side guide portion is configured to be entirely crank-shaped.
However, the technique of Patent Document 1 can be applied when the cross section of the container is circular, but when the cross section of the container is square, if the container is transported under moderate pressure, the guide There is a risk that the corners of the container will hit each other at the crank part of the rail, and the corners of the container may collide with the corners of the container and the guide rail.

Moreover, according to the said patent document 2, in the conveyor which supplies containers, such as a basket, to apparatuses, such as a labeler apparatus, from an upstream conveyor, a main guide parallel to a conveyance direction with a multi-row speed difference conveyor, and a conveyance direction It is supposed that the downstream side is narrowed by the sub-guide that is obliquely crossed to form one row and then sent to the downstream side through the adjacent exit conveyor.
However, in the technique of Patent Document 2, since the container guide is formed in a polygonal line at the delivery section from the speed difference conveyor to the outlet conveyor where the row is changed, a moderate pressure is applied to the container, particularly in the case of a square-shaped container. If the container is transported in a state where the container is covered, the corners of the container or the corners of the container collide with the container guide, and the corners of the container may be crushed.

  The present invention is a container supply conveyor that supplies containers to devices such as a labeler apparatus, and when the containers are conveyed under moderate pressure, the containers are smoothly conveyed without crushing the corners of the containers. The purpose is to provide a conveyor.

The present invention solves the above problems by the following means.
(1) The container supply conveyor of the first means is a container supply conveyor that supplies containers such as baskets from an upstream conveyor to a device such as a labeler device, and the container supply conveyor is a multi-stage conveyor that moves back and forth in a single row. Split and arranged in series, a pair of parallel linear container guides are installed on both the left and right sides with respect to the container transport direction over almost the entire length of the container supply conveyor. Up to the final conveyor in order toward the upstream side, at least the driven shaft and the drive shaft from the driven shaft of the first conveyor to the drive shaft of the final conveyor are arranged obliquely with respect to the container conveying direction. It is characterized by that.
(2) The container supply conveyor of the second means is a container supply conveyor for supplying containers such as baskets from an upstream conveyor to an apparatus such as a labeler apparatus. The container supply conveyor is a curved conveyor on the apparatus side. A combination of a curved conveyor and one or more adjacent linear conveyors so that the upstream side is a linear conveyor circumscribing the curved portion of the curved conveyor and the upstream side is a linear conveyor adjacent to the linear conveyor. The multi-stage conveyor arrangement according to the present invention is characterized in that a pair of parallel linear container guides are installed obliquely with respect to the conveyor of each stage over almost the entire length of the container supply conveyor. .
(3) The container supply conveyor of the third means is configured such that, in the container supply conveyor of the first or second means, a speed difference can be provided in the conveyor conveyance of each stage of the container supply conveyor. And
(4) The container supply conveyor of the fourth means is the container supply conveyor of any one of the first to third means, so that each stage of the container supply conveyor is started and stopped independently. It is characterized by comprising.

The present invention according to claim 1 is a container supply conveyor for supplying containers such as baskets from an upstream conveyor to a device such as a labeler device, etc., and dividing the container supply conveyor into a multi-stage conveyor that moves back and forth in a single row. A pair of parallel linear container guides are installed on both the left and right sides with respect to the container transport direction over almost the entire length of the container supply conveyor, and from the first stage conveyor on the apparatus side to the upstream side. By configuring the driven shaft and the drive shaft from the driven shaft of the first-stage conveyor to the drive shaft of the final-stage conveyor at an angle with respect to the container transport direction, Is not guided by a polygonal guide across a parallel conveyor row as in the prior art, but is conveyed by being guided by a linear guide. With an effect that is not the corner portions are collapsed, has the effect that the container can be smoothly conveyed between the conveyor multistage.
The present invention according to claim 2 is a container supply conveyor for supplying containers such as baskets from an upstream conveyor to a device such as a labeler device, wherein the container supply conveyor is a curved conveyor, and the upstream side is the A multi-stage conveyor composed of a combination of a curved conveyor and one or more adjacent linear conveyors so that the linear conveyor circumscribing the curved portion of the curved conveyor and the upstream side thereof is adjacent to the linear conveyor. By arranging and arranging a pair of parallel linear container guides obliquely with respect to the conveyors of the respective stages over almost the entire length of the container supply conveyor, the conveyor rows adjacent to the containers are arranged. When being transported across a container, it is not guided by a broken line guide, so the corners of the container must not be crushed during container transportation. With an effect that has the effect of the container can be smoothly conveyed between the conveyor multistage.

According to a third aspect of the present invention, there is provided the container supply conveyor according to the first or second aspect, wherein the container supply to the apparatus is configured such that a speed difference is provided in the conveyor conveyance of each stage of the container supply conveyor. The container can be transported by applying appropriate pressure to the supply, and the container is not damaged when the container is conveyed on the container supply conveyor.
According to a fourth aspect of the present invention, in the container supply conveyor according to any one of the first to third aspects, each stage of the container supply conveyor is configured to start and stop independently. Thus, when the downstream side of the apparatus or the like is stopped, the container conveyance on the container supply conveyor can be appropriately controlled.

It is a top view of the container supply conveyor concerning this invention. FIG. 2 is a detailed view of part A in FIG. 1. It is BB sectional drawing of FIG. It is a top view of the container supply conveyor of the 2nd Embodiment of this invention. FIG. 5 is a detailed view of part C in FIG. 4.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. Note that the present invention is not limited to the embodiments. In addition, constituent elements in the following embodiments include those that can be easily assumed by those skilled in the art or those that are substantially the same.

(First embodiment)
A first embodiment of the present invention will be described with reference to FIGS.
FIG. 1 is a plan view of a container supply conveyor according to the present invention.
FIG. 2 is a detailed view of part A of FIG.
3 is a cross-sectional view taken along the line BB in FIG.

In the figure, the container supply conveyor 10 is a linear multi-stage conveyor that moves back and forth in a single-line state that supplies containers 1 conveyed from the direction of the upstream arrow d1 to the labeler device 20, from the labeler device 20 side to the upstream side. The first conveyor 10a, the second conveyor 10b, and the third conveyor 10c are divided into multiple stages in order and arranged in series, on the left and right sides with respect to the conveying direction of the container supply conveyor 10. Is provided with a pair of parallel linear container guides 11a and 11b.
Further, here, the container 1 is a PET bottle having a square cross section, and the container guide 11a and the container guide 11b are arranged at a width interval suitable for the conveyance of the container 1, and the contact surface with the container 1 has a coefficient of friction. A small material is used.
In addition, although the 3rd stage conveyor 10c is made into the last stage conveyor divided | segmented into multistage here, the number of stages of multistage division | segmentation is not limited to 3 stages, It can increase / decrease according to the objective.

The labeler device 20 rotates in synchronism with the labeler body 21 on which a label (not shown) is attached to the container 1 by a label attachment device (not shown) while rotating in the direction of the arrow 21a. An inlet star wheel 22 that delivers containers 1 supplied by a conveyor 10 to a labeler body 21 and an outlet that rotates in synchronization with the labeler body 21 and discharges the containers 1 to which the labels are attached to a discharge conveyor 25. A star wheel 23 is used.
The inlet star wheel 22 and the outlet star wheel 23 have pockets adapted to the shape of the container 1. Further, the container 1 may be transferred to the labeler body 21 with a screw (not shown) having a pocket adapted to the shape of the container 1 instead of the inlet star wheel 22, but detailed description thereof is omitted.

The first stage conveyor 10a has a drive shaft (not shown) perpendicular to the transport direction of the container supply conveyor 10, but the driven shaft 10a2 is oblique to the transport direction of the container supply conveyor 10 as illustrated. Is provided. In the second stage conveyor 10b, a drive shaft 10b1 and a driven shaft (not shown) are provided obliquely as shown in the drawing with respect to the conveying direction of the container supply conveyor 10, and the final third stage conveyor 10c is not shown. The drive shaft is provided obliquely with respect to the conveyance direction of the container supply conveyor 10, but the driven shaft (not shown) is provided at right angles to the conveyance direction of the container supply conveyor 10, and the container 1 is fed from an upstream conveyor (not shown). It is designed to be transported.
The angle α at which the driven shaft 10a2 and the drive shaft 10b1 are provided obliquely with respect to the transport direction of the container supply conveyor 10 is 30 ° as an example here, but the present invention is not limited to this. Any angle may be used as long as it is smoothly transferred from the second stage conveyor 10b to the first stage conveyor 10a as will be described later.

  The first-stage conveyor 10a, the second-stage conveyor 10b, and the third-stage conveyor 10c can be independently controlled by the control device 24, and can be started and stopped independently. It is like that.

Next, the operation of the container supply conveyor 10 according to the present embodiment will be described.
The containers 1 conveyed from the direction of the upstream arrow d1 are conveyed to the first stage conveyor 10a through the third stage conveyor 10c and the second stage conveyor 10b of the container supply conveyor 10.
In the first-stage conveyor 10a, the supply of the container 1 to the labeler apparatus 20 is conveyed under appropriate pressure so that the supply of the container 1 is transferred to the inlet star wheel 22 with appropriate pressure. In the conveyor 10b, the containers 1 are conveyed so as not to apply excessive pressure to the containers 1 conveyed in the first-stage conveyor 10a, and in the third-stage conveyor 10c, the containers 1 conveyed from the upstream are in the second stage. It is controlled by the control device 24 so as to be supplied to the conveyor 10b at appropriate intervals.

  In addition, when the labeler device 20 is stopped, the first-stage conveyor 10a, the second-stage conveyor 10b, and the third-stage conveyor 10c are independently stopped, started, or The transport speed of the first stage conveyor 10a, the second stage conveyor 10b, and the third stage conveyor 10c is changed, and the containers 1 being transported by the first stage conveyor 10a are at appropriate pressure or at appropriate intervals. Be transported.

  The container 1 on the container supply conveyor 10 is guided by an appropriate gap between the container guide 11a and the container guide 11b, and the corner 1c of the container 1 is shared by the containers 1, or the container 1 and the container guide 11a or the container. The guide 11b is not crushed and is smoothly transported.

In addition, the transfer of the container 1 from the second stage conveyor 10b to the first stage conveyor 10a is performed in such a manner that the drive shaft 10b1 of the second stage conveyor 10b and the driven shaft 10a2 of the first stage conveyor 10a are spaced at an appropriate interval. The container 1 is smoothly transported without falling into the gap between the second-stage conveyor 10b and the first-stage conveyor 10a, and the corners 1c of the container 1 are damaged. Not receive.
Similarly, the movement of the container 1 from the third stage conveyor 10c to the second stage conveyor 10b is also smoothly transported without the containers 1 falling into the gap between the third stage conveyor 10c and the second stage conveyor 10b. The corner 1c of the container 1 is not damaged.

(Second Embodiment)
Next, a second embodiment of the present invention will be described with reference to FIGS.
FIG. 4 is a plan view of a container supply conveyor according to the second embodiment of this invention.
FIG. 5 is a detailed view of part C in FIG.
In FIG. 4 and FIG. 5, the same structure as that of the first embodiment is denoted by the same symbol, and redundant description is omitted.

  In the figure, the container supply conveyor 30 is a conveyor that supplies the containers 1 conveyed from the direction of the upstream arrow d2 to the labeler device 20, and in order from the labeler device 20 side to the upstream side, the first stage conveyor 30a, The second stage conveyor 30b, the third stage conveyor 30c, and the fourth stage conveyor 30d, such as the conveyor divided into multiple stages, and the container 1 conveyed from the direction of the arrow d2 upstream to the inlet star wheel 22 are in a straight line state. It is comprised by a pair of parallel linear container guide 31a and container guide 31b which are conveyed and supplied.

Here, the first-stage conveyor 30a is a curved conveyor, the second-stage conveyor 30b is a linear conveyor, is circumscribed with the curved portion of the first-stage conveyor 30a, and is installed obliquely with respect to the conveying direction of the container 1, The third stage conveyor 30c is a straight conveyor, installed so as to be adjacent to the second stage conveyor 30b, and the fourth stage conveyor 30d is a straight conveyor, installed so as to be adjacent to the third stage conveyor 30c, As shown in the figure, the container supply conveyor 30 is installed in a multi-stage conveyor arrangement by a combination of a curve conveyor and three adjacent linear conveyors.
Further, the curved conveyor of the first stage conveyor 30a is configured such that the labeler device 20 side is linear and the container 1 is supplied to the labeler device 20.
The angle θ at which the second-stage conveyor 30b, the third-stage conveyor 30c, and the fourth-stage conveyor 30d are obliquely arranged with respect to the transport direction of the container 1 is 10 ° as an example here. It is not limited, and any angle may be used as long as the container 1 is smoothly transferred between the conveyors of each stage, such as from the third stage conveyor 30c to the second stage conveyor 30b, as will be described later.

Further, here, the container 1 is a PET bottle having a square cross section, and the container guide 31a and the container guide 31b are arranged at a width interval suitable for the conveyance of the container 1, and the contact surface with the container 1 has a coefficient of friction. Small material is used.
In addition, although the 4th stage conveyor 30d is made into the last stage conveyor divided | segmented into multistage here, the number of stages of multistage division | segmentation is not limited to 4 stages, It can increase / decrease according to the objective.

  Further, the first-stage conveyor 30a, the second-stage conveyor 30b, the third-stage conveyor 30c, and the fourth-stage conveyor 30d are configured so that the conveyor conveying speed can be independently adjusted by the control device 28, respectively. It can be started and stopped independently.

Next, the operation of the container supply conveyor 30 according to the present embodiment will be described.
In the figure, the containers 1 conveyed from the direction of the upstream arrow d2 are guided by the container guide 31a and the container guide 31b, and the fourth-stage conveyor 30d, the third-stage conveyor 30c, and the second-stage conveyor 30 of the container supply conveyor 30 are guided. Each conveyor 30b is obliquely cut and conveyed, and further, is conveyed and supplied linearly to the inlet star wheel 22 through the oblique cut delivery at the curved portion of the first stage conveyor 30a.

Here, the situation in which the containers 1 are transported from the second stage conveyor 30b to the first stage conveyor 30a will be described with reference to FIG. 5. The containers 1 are moved in the direction of transport of the second stage conveyor 30b. Although the container guide 31a and the container guide 31b are about to be conveyed by the frictional force Pb with the conveyance surface of 30b, the container guide 31b is installed in an oblique arrangement of 30 ° with respect to the conveyance drive direction of the second-stage conveyor 30b. The conveying force of the component force Pb1 in the direction of the guide 31a and the container guide 31b overcomes the frictional force between the container guide 31a and the container guide 31b, and passes through a small gap between the second-stage conveyor 30b and the first-stage conveyor 30a. It gets over to the first stage conveyor 30a side.
Similarly, in the first-stage conveyor 30a, the container 1 has a frictional force between the container guide 31a and the container guide 31b with a conveying force of the component force Pa1 with respect to the frictional force Pa with the conveying surface of the first-stage conveyor 30a. It is transported by triumphing and pushed toward the entrance star wheel 22 side.
The situation in which the containers 1 are transported from the third-stage conveyor 30c to the second-stage conveyor 30b and from the fourth-stage conveyor 30d to the third-stage conveyor 30c is also the same as described above, and thus detailed description thereof is omitted.

  In the first-stage conveyor 30a, the supply of the container 1 to the labeler device 20 is conveyed under appropriate pressure so as to be transferred to the inlet star wheel 22 with appropriate pressure. In the conveyor 30b, it is conveyed in a state that does not give excessive pressure to the containers 1 being conveyed in the first-stage conveyor 30a, and in the third-stage conveyor 30c and the fourth-stage conveyor 30d, containers are conveyed from upstream. 1 is appropriately controlled by the controller 28 such that 1 is supplied to the second conveyor 30b and the third conveyor 30c at appropriate intervals.

  Also, when the labeler device 20 is stopped, etc., the first-stage conveyor 30a, the second-stage conveyor 30b, the third-stage conveyor 30c, and the fourth-stage conveyor 30d are each independently controlled by a command from the control device 28. Stop, start, or the first-stage conveyor 30a, the second-stage conveyor 30b, the third-stage conveyor 30c, and the fourth-stage conveyor 30d are respectively transported by the first-stage conveyor 30a with the transport speed changed. The container 1 is conveyed with appropriate pressure.

  The containers 1 on the container supply conveyor 30 are guided by a suitable gap between the container guide 31a and the container guide 31b. There is no such thing as hitting 31b.

Further, in the transfer of the container 1 from the second stage conveyor 30b to the first stage conveyor 30a, the second stage conveyor 30b and the first stage conveyor 30a are adjacent to each other in an oblique state with respect to the conveying direction of the container 1. Therefore, the container 1 is smoothly transported without falling into the gap between the second-stage conveyor 30b and the first-stage conveyor 30a, and the corner portion 1c of the container 1 is not damaged.
Similarly, the movement of the container 1 from the third-stage conveyor 30c to the second-stage conveyor 30b, and the movement of the container 1 from the fourth-stage conveyor 30d to the third-stage conveyor 30c, the container 1 and the third-stage conveyor 30c. It is transported smoothly without falling into the gap between the second-stage conveyor 30b and the gap between the fourth-stage conveyor 30d and the third-stage conveyor 30c, and the corner portion 1c of the container 1 is not damaged.

1 (square shaped) container 1c (container) corner 10 container supply conveyor 10a first stage conveyor 10b second stage conveyor 10c third stage conveyor 10a2 (first stage conveyor) driven shaft 10b1 (second stage conveyor) ) Drive shaft 11a Container guide 11b Container guide 20 Labeler device 22 Inlet star wheel 24 Controller 28 Controller 30 Container supply conveyor 30a First stage conveyor (curve conveyor)
30b Second stage conveyor (linear conveyor)
30c 3rd stage conveyor (linear conveyor)
30d 4th stage conveyor (straight line conveyor)
31a Container guide 31b Container guide

Claims (4)

In a container supply conveyor that supplies containers such as baskets from an upstream conveyor to a device such as a labeler device,
The container supply conveyor is divided into multi-stage conveyors that move back and forth in a single row and arranged in series, and a pair of parallel linear container guides are arranged to the left and right of the container conveyance direction over almost the entire length of the container supply conveyor. Installed on both sides, from the first-stage conveyor on the apparatus side to the final-stage conveyor in the order of the upstream side, at least the driven shaft and the drive shaft from the driven shaft of the first-stage conveyor to the drive shaft of the final-stage conveyor, A container supply conveyor configured to be installed obliquely with respect to a container transport direction. In a container supply conveyor that supplies containers such as baskets from an upstream conveyor to a device such as a labeler device,
The container supply conveyor is a curved conveyor on the apparatus side, a linear conveyor circumscribing the curved portion of the curved conveyor on the upstream side, and a linear conveyor adjacent to the linear conveyor on the upstream side. In addition, a multi-stage conveyor arrangement is formed by combining a curved conveyor and one or a plurality of adjacent linear conveyors, and a pair of parallel linear container guides are provided to the conveyors of the respective stages over almost the entire length of the container supply conveyor. A container supply conveyor configured to be installed obliquely.   The container supply conveyor according to claim 1 or 2, wherein the container supply conveyor is configured so that a speed difference can be provided in the conveyor conveyance of each stage of the container supply conveyor.   4. The container supply conveyor according to claim 1, wherein each stage of the container supply conveyor is activated and stopped independently. 5.

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