JP2014108891A - Transport device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a transport device capable of saving the trouble to perform maintenance on a belt conveyor provided with arraying conveyors on both sides.SOLUTION: A transport device 1 including a transport conveyor 10 having a pair of belt conveyors 11 arranged in parallel and a pair of arraying conveyors 22 arranged on both sides of the transport conveyor 10 to be positioned by a can C includes a plurality of support members 3 supporting the respective arraying conveyors 22 so that the transport conveyor 10 has its sides made open so as to perform maintenance on the inside of the belt conveyor 11 and an opening part 4 for maintenance on the transport conveyor 10 is provided by the transport conveyor 10. The plurality of support members 3 support the pair of arraying conveyors 22 while leaving gaps 29 between the transport conveyor 10 and arraying conveyors 22.

Description

  The present invention relates to a transport apparatus that transports a plurality of transported objects and aligns them at a predetermined interval.

  A packaging device is known in which a plurality of cans are aligned at a predetermined interval, and then the plurality of cans are packaged by a predetermined number, for example, six cans are packaged into a six-can pack. As a conveying device provided in such a packaging device, two belt conveyors arranged in parallel and driven synchronously, and a pair of left and right are arranged on both sides of a can conveying path by the belt conveyors, and a plurality of cans are aligned. There is known a transfer device including an alignment conveyor to be moved (see Patent Document 1). In addition, Patent Documents 2 and 3 exist as prior art documents related to the present invention.

JP 2003-276706 A JP 2005-255268 A JP 2011-84347 A

  In the transport apparatus of Patent Document 1, a plate member extending in the vertical direction is provided on the side of the belt conveyor, and a fixed base is attached to the plate member. And then. The alignment conveyor is supported by the fixed base. In this case, when exchanging the belt of the belt conveyor or cleaning the inside of the belt conveyor, it is necessary to remove the alignment conveyor and the plate member. Therefore, it takes time and effort to maintain the belt conveyor.

  Then, an object of this invention is to provide the conveying apparatus which can reduce the effort of the maintenance of the belt conveyor in which the alignment conveyor was provided in both sides.

  The conveyance device of the present invention is provided on the side of a conveyance conveyor (10) having a pair of belt conveyors (11) arranged in parallel and a plurality of conveyance objects (C) conveyed by the pair of belt conveyors. A transport device (1) comprising a pair of alignment conveyors (22) disposed on both sides of the transport conveyor so as to be positioned and operating in synchronization with each other and aligning the plurality of transported objects at a predetermined interval The side of the conveyor is open so that the inside of the pair of belt conveyors can be maintained, and a base frame (2) that supports the conveyor from below, and for maintenance of the conveyor Arranged at a predetermined interval on the side of the conveyor so that an opening (4) is provided on the side of the conveyor, and attached to the base frame And a plurality of support members (3) for supporting the pair of alignment conveyors, wherein the plurality of support members are provided with gaps (29) between the transport conveyor and the pair of alignment conveyors. The above-described problems are solved by supporting the pair of alignment conveyors.

  According to the transport device of the present invention, the sides of the transport conveyor are open, and the opening is provided between the support members. Therefore, it is possible to put a hand into the inside of the belt conveyor from these openings. And since the clearance gap is provided between the conveyance conveyor and the alignment conveyor, maintenance, such as belt exchange of a belt conveyor, can be performed from the opening part of the side of a conveyance conveyor, without removing an alignment conveyor. Also. The inside of the belt conveyor can also be cleaned from the opening. As described above, according to the present invention, it is not necessary to remove the alignment conveyor at the time of maintenance or cleaning of the belt conveyor, so that the labor of maintenance of the belt conveyor can be reduced.

  In one form of the transport device of the present invention, the transport conveyor is shared by the pair of belt conveyors, a drive shaft (17) around which the transport belt (15) of each belt conveyor is wound, and the pair of belt conveyors A first driven shaft (18) around which the conveyor belt of one of the belt conveyors is wound, and a second driven shaft (18) around which the conveyor belt of the other belt conveyor of the pair of belt conveyors is wound. The first driven shaft and the second driven shaft may be arranged such that a gap (19) is provided between them. In this case, the conveyor belt can be extracted from the gap between the first driven shaft and the second driven shaft. Therefore, it is not necessary to remove each driven shaft when replacing the conveyor belt. Therefore, the labor for maintenance of the belt conveyor can be further reduced.

  In addition, in the above description, in order to make an understanding of this invention easy, the reference sign of the accompanying drawing was attached in parenthesis, but this invention is not limited to the form of illustration by it.

  As described above, according to the transport device of the present invention, the belt of the belt conveyor can be replaced or the inside of the belt conveyor can be cleaned without removing the alignment conveyor. Therefore, it is possible to reduce the maintenance work of the belt conveyor.

The figure which shows schematically the conveying apparatus which concerns on one form of this invention. The figure which looked at the conveying apparatus from the upper side. The figure which expands and shows the part of the range A of the conveying apparatus of FIG. The figure which looked at the conveying apparatus from the arrow IV direction of FIG.

  A conveying apparatus according to an embodiment of the present invention will be described with reference to FIGS. The transport device 1 is a device that aligns cans in each row at a predetermined interval while transporting a plurality of cans C as transported items in two rows. The can C is a can filled with a beverage. FIG. 1 schematically shows the entire conveying apparatus 1. FIG. 2 shows a view of the transfer device 1 as viewed from above. FIG. 3 shows an enlarged view of a range A surrounded by a broken line in FIG. FIG. 4 shows a view of the transport device 1 as seen from the direction of arrow IV in FIG.

  The transport apparatus 1 includes a transport conveyor 10. As shown in FIG. 2, the conveyor 10 includes a pair of belt conveyors 11 and a conveyor frame 12 in which these belt conveyors 11 are incorporated. Each belt conveyor 11 includes a driving pulley 13, a driven pulley 14, and an endless transport belt 15 wound around the pulleys 13 and 14. In the belt conveyor 11, the driving pulley 13 is driven to rotate and the conveyor belt 15 rotates, whereby a plurality of cans C placed on the conveyor belt 15 are conveyed along a predetermined conveyance path. In addition, since these mechanisms are the same as a well-known belt conveyor, detailed description is abbreviate | omitted.

  As shown in FIG. 2, these two belt conveyors 11 have the same length. The two belt conveyors 11 are arranged in parallel so that the upper surface of the conveyor belt 15 is substantially the same height. A plate-shaped center guide 16 is provided in the center of the conveyance path of the can C by the two belt conveyors 11. The center guide 16 extends along the conveyance path of the can C. The center guide 16 guides a plurality of cans C sent to the conveyor 10 onto the belt conveyors 11 and moves the cans C from one belt conveyor 11 to the other belt conveyor 11 or two belts. The movement to the center of the conveyor 11 is prevented. Accordingly, the plurality of cans C are transported in two rows on the transport conveyor 10.

  A single drive shaft 17 shared by the two belt conveyors 11 is rotatably supported by the conveyor frame 12 via a pair of bearings B1. The drive shaft 17 is rotationally driven by an electric motor (not shown). The drive pulley 13 of each belt conveyor 11 is attached to the drive shaft 17 so as to rotate integrally. The conveyor frame 12 is provided with driven shafts 18 to which the driven pulleys 14 of the respective belt conveyors 11 are attached, that is, for each belt conveyor 11. These two driven shafts 18 are rotatably supported by the conveyor frame 12 via bearings B2. As described above, since the two belt conveyors 11 have the same length, the two driven shafts 18 are arranged side by side so as to cross the conveyance path of the can C. However, a gap 19 is provided between these two driven shafts 18 as shown in FIG. The size of the gap 19 is set to a size that allows the conveyance belt 15 to pass therethrough. Thus, by providing the clearance 19, one of the two driven shafts 18 corresponds to the first driven shaft of the present invention, and the other corresponds to the second driven shaft of the present invention.

  As shown in FIG. 1, the conveyor frame 12 includes an upper frame 12a, a plurality of support members 12b, and a lower frame 12c. The upper frame 12a and the lower frame 12c are configured in a frame shape. The plurality of support members 12b connect the frames 12a and 12c. As shown in this figure, the plurality of column members 12b are arranged at a constant interval. Thus, an opening 12d is provided between the support members 12b. The column member 12b is arranged such that the size of the opening 12d is such that the operator can put his hand in maintenance and the conveyor belt 15 can be taken in and out. The upper frame 12 a is provided with a plate-shaped guide plate 20 for preventing the can C from falling from the belt conveyor 11. The guide plates 20 are provided on both sides of the conveyance path of the can C. However, as shown in FIG. 1, the guide plate 20 is provided so as not to block the opening 12d. Thereby, the side of the conveyor 10 is opened.

  The transport device 1 includes a base frame 2. The base frame 2 includes a plurality of beam members 2a extending horizontally in a direction crossing the conveyance path of the can C. The conveyor 10 is placed on these beam members 2a and fixed so as not to move with a bolt (not shown).

  As shown in FIG. 2, the transport apparatus 1 includes an alignment mechanism 21 for aligning a plurality of cans C transported by the belt conveyors 11 at a predetermined interval. The alignment mechanism 21 includes a pair of alignment conveyors 22. As shown in this figure, one alignment conveyor 22 is disposed on one side of the transport conveyor 10, and the other alignment conveyor 22 is disposed on the other side of the transport conveyor 10. The pair of alignment conveyors 22 are arranged so as to face each other across the conveyance path of the cans C.

  The alignment conveyor 22 includes a driving shaft 24 to which the driving pulley 23 is fixed, a driven shaft 26 to which the driven pulley 25 is fixed, and an endless alignment belt 27 wound around the driving pulley 23 and the driven pulley 25. And. As shown in FIG. 4, the surface of the alignment belt 27 is provided with a plurality of convex portions 27a arranged side by side at regular intervals. The interval between the convex portions 27a is set to be approximately the same value as the outer diameter of the can C. The side surface of the convex portion 27a is formed in an arc shape so as to fit the outer surface of the can C. The alignment conveyor 22 operates in synchronization with the belt conveyor 11. And the convex part 27a is inserted between the some cans C currently conveyed by the belt conveyor 11, and the can C on each belt conveyor 11 aligns at equal intervals. The pair of alignment conveyors 22 also operate in synchronization with each other. As shown in FIG. 2, the pair of alignment conveyors 22 are synchronously driven so that the cans C on the belt conveyors 11 are arranged in a direction crossing the conveyance path.

  The alignment conveyor 22 includes a support frame 28 that rotatably supports the drive shaft 24 and the driven shaft 26. The support frame 28 is provided with a bearing B3, and the drive shaft 24 is supported by the bearing B3. Similarly, the driven shaft 26 is also supported by a bearing (not shown). The support frame 28 is supported by a plurality of support members 3 attached to the base frame 2. The support member 3 has a plate shape and is fixed to the beam member 2a so as to extend upward. Further, as shown in FIG. 3, the support members 3 are arranged at predetermined intervals so that the maintenance opening 4 of the transport conveyor 10 is provided on the side of the transport conveyor 10. The size of the opening 4 is set such that an operator can put his hand inside the belt conveyor 11 during maintenance. As shown in FIG. 4, the support member 3 supports the alignment conveyor 22 such that a gap 29 is provided between each alignment conveyor 22 and the transfer conveyor 10.

  In the transport device 1, when a plurality of cans C are introduced from the left side of FIG. 1, the cans C are transported in the right direction by the two belt conveyors 11. The can C is guided to the central portion of the belt conveyor 11 by the center guide 16 during the conveyance. As a result, the plurality of cans C are aligned in two rows. Thereafter, the interval between the front and rear cans C is adjusted by the alignment conveyor 22 to a predetermined interval. As described above, the pair of aligning conveyors 22 are synchronously driven so that the cans C are arranged in a direction crossing the transport path, so that the plurality of cans C transported by the transport conveyor 10 can be vertically and horizontally. Aligned.

  Next, a method for replacing the conveyor belt 15 in the conveyor apparatus 1 will be described. When replacing the conveyor belt 15, the drive pulley 13 and the drive shaft 17 are removed from the conveyor frame 12. As a result, one end side of the conveyor belt 15 is detached from the driving pulley 13. Next, a hand is put into the inside of the belt conveyor 11 from the opening 12d and the opening 4, and the conveying belt 15 is removed from the driven pulley 14. At this time, the other end side of the conveyor belt 15 is extracted through a gap 19 between the driven shafts 18. As described above, a gap 29 is provided between each alignment conveyor 22 and the transfer conveyor 10. Therefore, the conveyor belt 15 can be taken out from the opening 12d or the opening 4 by removing the conveyor 15 from the pulleys 13 and 14 as described above. In addition, what is necessary is just to reverse the procedure mentioned above, when attaching the conveyance belt 15. FIG. Thereby, the conveyor belt 15 is replaced.

  As described above, according to the transport apparatus 1 of the present invention, the transport belt 15 can be replaced without removing the pair of alignment conveyors 22. Further, since the hand can be put into the belt conveyor 11 from the opening 4 or the opening 12d, the maintenance of the conveyor belt 15 of the belt conveyor 11 and the cleaning of the inside of the belt conveyor 11 can be performed without removing the alignment conveyor 22. Can do. As described above, since the pair of alignment conveyors 22 are driven synchronously, when one of them is removed, it is necessary to adjust the timing so that the alignment conveyors 22 operate in synchronization with each other. In the present invention, since it is not necessary to remove the alignment conveyor 22, such timing adjustment is not necessary. Therefore, the labor of maintenance of the belt conveyor 11 can be reduced.

  Further, in the transport device 1 according to the present invention, the driven shafts 18 are separated from each other by the belt conveyors 11 and a gap is provided between the driven shafts 18, so that the transport belt 15 can be extracted from the gap 19. Therefore, the labor of maintenance of the belt conveyor 11 can be further reduced.

  The present invention may be implemented in various forms without being limited to the form described above. For example, in the embodiment described above, a driven shaft is provided for each belt conveyor. However, the number of driven shafts may be one, and the driven shaft may be shared by two belt conveyors in the same manner as the drive shaft. The conveyed product conveyed with the conveying apparatus of this invention is not limited to a can, A jar may be sufficient.

DESCRIPTION OF SYMBOLS 1 Conveying device 2 Base frame 3 Support member 4 Opening part 10 Conveying conveyor 11 Belt conveyor 15 Conveying belt 17 Drive shaft 18 Drive shaft (1st driven shaft, 2nd driven shaft)
19 Clearance 29 Clearance C Can (conveyed)

Claims (2)

The conveyors having a pair of belt conveyors arranged in parallel and the conveyors arranged on both sides of the conveyors so as to be located on the sides of the plurality of conveyed objects conveyed by the pair of belt conveyors are synchronized with each other. And a pair of aligning conveyors that align the plurality of transported objects at a predetermined interval,
The sides of the conveyor are open so that the inside of the pair of belt conveyors can be maintained,
A base frame that supports the conveyor from below, and an opening for maintenance of the conveyor is provided at a side of the conveyor so as to be provided at a predetermined interval; and A plurality of support members attached to the base frame and supporting the pair of alignment conveyors,
The plurality of support members support the pair of alignment conveyors so that a gap is provided between the conveyance conveyor and the pair of alignment conveyors. The conveyor is shared by the pair of belt conveyors, a drive shaft around which the conveyor belt of each belt conveyor is wound, and a conveyor belt of one of the pair of belt conveyors is wound around the first A driven shaft, and a second driven shaft around which the transport belt of the other belt conveyor of the pair of belt conveyors is wound,
2. The transport device according to claim 1, wherein the first driven shaft and the second driven shaft are arranged so that a gap is provided therebetween.

Images