JPS6343284B2 - - Google Patents

Description

[Detailed Description of the Invention] [Objective of the Invention] (Industrial Application Field) The present invention is directed to conveying various types of articles on a conveyor, and selectively lateral unloading of the articles from a plurality of sorting sections of the conveyor. This relates to a conveyor sorting device that sorts items by conveying them to a conveyor.
In particular, it relates to its drive mechanism.

(Prior art) As related to this type of device,
The one shown in Publication No.-1552 is known. This conventional device is equipped with a plurality of diagonally oriented wheels (wheels) that can be retracted and retracted between the belts of a conveyor (main conveyor), and when goods on the conveyor (main conveyor) are to be passed through. , descending wheel (car) group, conveyor (main conveyor)
When carrying out the above items onto the carry-out conveyor (cross conveyor), a group of wheels (vehicles) is raised.

(Problems to be Solved by the Invention) By the way, in the conventional device described above, the drive source (electric motor) for driving the wheels (cars) is located below the group of wheels (cars). In order to configure the device, if groups of wheels (vehicles) are installed at many locations on the transfer conveyor (main conveyor), a correspondingly large number of drive sources (electric motors) are required. Since it is also separate, many drive sources are required for this as well.

The present invention has been made in view of these points, and an object of the present invention is to simplify the drive mechanism in a conveying and sorting device.

[Structure of the invention]

(Means for Solving the Problems) The present invention comprises a conveyor 1, sorting sections 2 provided at a plurality of locations on the conveyor 1, and an output conveyor 3 connected to the side of each sorting section 2. ,
The conveyor 1 provided in each sorting section 2
a conveyance means 35 having the same conveyance directionality, and a plurality of sorting devices that are provided so as to be retractable from the conveyance surface of the conveyance means 35 and have a conveyance directionality that intersects with the conveyance means 35 and heads toward the discharge conveyor 3. The plurality of sorting wheels 54, 54a, 54b are provided, and the articles conveyed by the conveyor 1 are sorted by the plurality of sorting wheels 54, 54a, 54b in an arbitrary sorting section 2.
54a and 54b are lifted to transport the conveyor 1 to the discharge conveyor 3 for sorting. A drive shaft 59 is provided along the conveyor 1, and the drive shaft 59 is connected to each of the sorting sections. 2 multiple sorting wheels 5
4, 54a, 54b and each of the above-mentioned discharge conveyors 3 are connected via power transmission media 56, 58, 62, 75.

(Function) The conveying and sorting device of the present invention has the above-mentioned sorting sections 2 and 2.
The plurality of sorting wheels 54, 54a, 54b and each of the delivery conveyors 3 are driven by one drive source via the drive shaft 59.

(Example) An example of the conveying and sorting device of the present invention will be described with reference to the drawings.

1 to 3 show a first embodiment.

In Fig. 1, 1 is a transport conveyor, 2 is a sorting unit provided at multiple locations on the transport conveyor 1 at intervals, and 3 is a carry-out conveyor connected to both sides of each sorting unit 2. The items are conveyed by a conveyor 1 and transported from a predetermined sorting section 2 to an output conveyor 3, thereby sorting the items by type.

As shown in FIGS. 2 and 3, the conveyor 1 has groups of support rollers 13 arranged in parallel between the side frames 12 on both sides of the upper part of the frame 11, and each leg on both sides of the lower part of the frame 11. Support rollers 16 are mounted on horizontal connecting frames 15 between columns 14, and upper openings of long endless flat belts 17 are rotated in the direction of arrows by drive pulleys of a drive mechanism (not shown). The flat belt 17 is disposed on each of the support roller groups 13, and the lower rotating portion of the flat belt 17 is disposed on each of the support rollers 16.

Further, each of the sorting sections 2 has a guide pulley 22 mounted between mounting plates 21 on both upper sides of the frame 11 before and after each group of support rollers 13 of the transport conveyor 1.
A guide pulley 24 is mounted between the lower mounting plates 23 on both sides, and the upper rotating portion of the flat belt 17 is guided from the upper side of the upper guide pulley 22 to the lower side of the lower guide pulley 24. It is formed in the shape of a recess.

In each of the sorting sections 2, a horizontal connecting frame 32 is provided between the side frames 31 on both upper sides of the frame 11, adjacent to the guide pulleys 22 on the upper front and rear sides.
A plurality of pairs of front and rear pulleys 33, 34 are mounted on parallel shafts, and an endless V-belt 35 serving as a conveyance means is wound around each pair of pulleys 33, 34.

At one side of the conveyor 1, the rear pulleys 34 of the pairs of pulleys 33 and 34 are integrally attached to a shaft 36, and the rear guide pulley 22 is attached to a shaft 37, respectively. In addition, a tension pulley 40 is mounted on a mounting frame (not shown) on one side of the frame 11 so as to be movable in the vertical direction. A V-belt 41 is wound around the flat belt 17 and each V-belt 41 of each sorting section 2.
The belts 35 are configured to rotate in synchronization in the same direction, that is, with the same conveyance directionality.

Further, the height, that is, the conveying surface, and the circulating speed, that is, the conveying speed, of the upper rotating portion of the flat belt 17 and each V-belt 35 are set to be the same.

Further, in each of the sorting sections 2, an air cylinder 52 is mounted upward on a base plate 51 at the bottom of the frame 11 at a position above each of the guide pulleys 24 at the lower front and rear sides. Elevating frame 5 at the tip
3 is attached, and a plurality of sorting wheels 54 are arranged on one side of each V-belt 35 in the front-rear direction and also in the lateral direction, and a pair of attachment pieces 55 are attached to the elevating frame 53. approximately on one side with respect to the rotating direction of each V-belt 35 through the
It is mounted on an axis with a 45 degree deflection.

On one side of each V-belt 35, a plurality of driven shafts 56 as power transmission media are mounted in parallel on the substrate 51, located below the sorting wheels 54 aligned in the front-rear direction. , a plurality of pulleys 57 are attached to each of the driven shafts 56 in correspondence with each of the upper sorting wheels 54, and between each of the pulleys 57 and each of the upper sorting wheels 54, an endless round as a power transmission medium is connected. A belt 58 is wound around the belt 58, and a series of drive shafts 59 are mounted outside the pillars 14 on one side of the frame 11 along the conveyor 1.
In each sorting section 2, transmission pulleys 60 and 61 are attached to the drive shaft 59 and each driven shaft 56, respectively, and an endless V-belt 62 as a power transmission medium is wound between each of these pulleys 60 and 61. As a result, when the drive shaft 59 is rotated, the plurality of driven shafts 56 are rotated in each sorting section 2, and each sorting wheel 54 is rotated by the air cylinder 52. When the round belt 58 is in close contact with each sorting wheel 54 and each pulley 57, each sorting wheel 54 is deflected approximately 45 degrees to one side with respect to the conveying direction of the V-belt 35. It is designed to rotate with a certain conveyance directionality.

Note that each sorting wheel 54 is an air cylinder 5.
2, each round belt 5
8 is no longer in close contact with each pulley 57, and each sorting wheel 54 is no longer driven. At this time, each round belt 58 is engaged with the groove of each sorting wheel 54 and each pulley 57. Because of this, there is no way to deviate from these.

Further, when each sorting wheel 54 is raised by the air cylinder 52, it protrudes above the upper running portion of the V-belt 35, that is, above the conveying surface, and when it is lowered by the air cylinder 52, the V-belt The rotation speed, that is, the conveyance speed thereof is set to be the same as or slightly faster than the conveyance speed of the flat belt 17 and the V-belt 35.

In addition, 63 is a guide pulley, and this guide pulley 63 connects the V-belt 62 to each of the pulleys 61.
This is for bringing the substrate 51 into close contact with the substrate 51, and is mounted on the substrate 51.

Further, each of the carrying out conveyors 3 has a plurality of substantially triangular shaft supports 71 attached to the side frame 31 on one side of each sorting section 2 of the frame 11, and extends from the rear of the side frame 31 to the front of one side. A side frame 72 is provided protrudingly at an angle of about 45 degrees toward the front, and between this side frame 72 and each of the above-mentioned shaft supports 71, a plurality of rollers 73 whose lengths are sequentially increased toward the front on one side are provided.
It is formed by arranging the shafts in parallel.

A plurality of pulleys 74 are attached to the drive shaft 59 below the end of each roller 73 on the shaft support 71 side, corresponding to each upper roller 73, and each pulley 74 and each upper roller An endless round belt 75 serving as a power transmission medium is wound between the ends of the rollers 73, so that each roller 73 is moved in the same direction as each sorting wheel 54, that is, has the same conveyance directionality. It is designed to be rotated by holding it.

Further, the height, that is, the conveying surface, and the rotational speed, that is, the conveying speed, of each of the above-mentioned rollers 73 and each of the above-mentioned sorting wheels 54 when raised are set to be the same.

In each sorting section 2, a slide plate 81 is provided between each pulley 34 at the rear and the guide pulley 22 at the rear thereof. A slide plate 82 is provided between each roller 73.

Further, although not shown, a detection means for detecting the type of article on the conveyor 1 is provided behind each sorting section 2 of the conveyor 1, and each of these detection means detects a predetermined type of article. When this is detected, the air cylinder 52 of the sorting section 2 in front of it is actuated, and each sorting wheel 54 of that sorting section 2 is activated.
Then, after a predetermined period of time has elapsed, the air cylinder 52 in front of the air cylinder 52 returns to its original position and lowers each sorting wheel 54 of the sorting section 2.

Then, with the above-described configuration, this conveyance sorting device sequentially carries various kinds of articles into the rear end of the conveyor 1, detects the type of articles by each detection means on the conveyor 1, and then detects the types of articles. When carrying out articles to the carry-out conveyor 3 in the front sorting section 2, each sorting wheel 54 of the front sorting section 2 is made to protrude above each V-belt 35 for a predetermined period of time, and the articles are transferred to each sorting wheel 54. Therefore, the items are carried out to the carry-out conveyor 3 on one side of the sorting section 2, and when the items are not carried out to the carry-out conveyor 1 in the front sorting section 2, the items are carried out to the respective V belts 35 of the front sorting section 2. Accordingly, the articles are conveyed forward, whereby articles of a predetermined type are carried out from the corresponding predetermined sorting section 2 to the carry-out conveyor 3.

This conveying and sorting device has a plurality of sorting wheels 54 in each of the plurality of sorting sections 2, but since they can all be driven by a series of drive shafts 59, only one driving source is sufficient. ,
Moreover, since the sorting wheels 54 of each sorting section 2 are not driven when descending, energy loss is small, which is extremely efficient, reduces noise, and improves durability. Since it is driven by the drive shaft 59 and the V-belt 35 of each sorting section 2 is also driven by the conveyor 1, the drive mechanism is extremely streamlined.

Note that the implementation of the present invention is not limited to the embodiments described above, and the sorting and carrying out direction of the articles may be set to both sides.

Further, as shown in FIG. 4, the conveyor 1 may be divided into a plurality of belt conveyors 1a, and in this case, the flat belt 1 of each belt conveyor 1a
7a and each V-belt 35 of each sorting section 2 are sequentially interlocked via the above-mentioned interlocking mechanism consisting of interlocking pulleys 38, 39, tension pulley 40, V-belt 41, etc., each belt conveyor 1a and Each V-belt 35 of each sorting section 2 can be driven by one drive source as in the above embodiment, and the number of sorting sections 2 can be changed extremely easily.

Further, as shown in FIG. 4, the plurality of sorting wheels 54 in each sorting section 2 are divided into two groups in the front-rear direction, and the sorting wheels 54a, 54b of each group are connected to separate air cylinders 5.
Lifting frames 53a and 5 that are raised and lowered by 2a and 52b
3b. In this case, in each sorting section 2, when carrying out the articles to the carry-out conveyor 3 on one side, the center of gravity of the articles moves from the rear sorting wheel 54a to the front sorting wheel 54b. When moving, the rear sorting wheel 54a is immediately
Since the machine can be lowered to prepare for the next item, the interval between items to be conveyed can be made extremely narrow, and the sorting ability can be improved.

Further, in each of the embodiments described above, the conveyor 1 is configured with a belt conveyor consisting of flat belts 17, 17a, and a plurality of V belts 35 are used as the conveyance means of each sorting section 2, but the invention is not limited to this. The transport conveyor may be a roller conveyor, or rollers may be used as the transport means.

〔Effect of the invention〕

As described above, according to the present invention, various articles are conveyed by a conveyor, and in a plurality of sorting sections provided on the conveyor, the corresponding kinds of articles are sorted laterally by raising a plurality of sorting wheels. In a conveying and sorting device that sorts articles by carrying them out to a carry-out conveyor, the plurality of sorting wheels in each sorting section and each carry-out conveyor can be driven by a series of drive shafts. The carry-out conveyor can be driven by one drive source, the drive mechanism can be rationally simplified, and the sorting wheel and the carry-out conveyor can be synchronized.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention; FIG. 1 is a plan view of the conveying and sorting device, FIG. 2 is a partially enlarged plan view thereof, FIG. 3 is a partially enlarged side view thereof, and FIG. 4 is a partially enlarged side view thereof. FIG. 2 is a partially enlarged side view showing a modification thereof. 1... Conveyor conveyor, 2... Sorting section, 3...
Carrying out conveyor, 35...V belt as a conveying means, 54, 54a, 54b... Sorting wheel,
56... Driven shaft as a power transmission medium, 58, 7
5... Round belt as a power transmission medium, 59...
Drive shaft, 62... V-belt as a power transmission medium.

Claims (1)

[Scope of Claims] 1. A conveyor, a sorting section provided at a plurality of locations on the conveyor, an output conveyor connected to a side of each sorting section, and a conveyor provided at each of the sorting sections. and a plurality of sorting wheels that are provided so as to be retractable from the conveying surface of the conveying means and have a conveying direction that intersects with the conveying means and heads toward the unloading conveyor. , in a conveying and sorting device that transports and sorts articles conveyed by the conveyor from the conveyor to the discharge conveyor by lifting the plurality of sorting wheels in an arbitrary sorting section, the apparatus being driven along the conveyor; 1. A conveying and sorting device, characterized in that a shaft is provided, and a plurality of sorting wheels of each of the sorting sections and each of the discharge conveyors are connected to the drive shaft via a power transmission medium. 2 dividing the plurality of sorting wheels provided in each of the sorting sections into a plurality of wheel groups from the upstream side to the downstream side in the conveyance direction of the conveyance means;
2. The conveying and sorting device according to claim 1, wherein each wheel group is raised and lowered independently.