JP4296496B2 - Article placement and transfer device - Google Patents

Description

  In the present invention, a conveyor provided with a pair of left and right mounting and transporting units for mounting and transporting articles in an upper part of an endless body wound in the vertical direction is connected to an adjacent conveyor adjacent to the transporting direction in the transporting direction. The present invention relates to an article placement and conveyance device provided.

  Such an article placing and conveying apparatus is configured to deliver and convey articles between a conveyor and an adjacent conveyor, and the distance between a pair of left and right placing and conveying parts of the conveyor and a pair of left and right adjacent conveyors. The driving means for synchronously driving the paired left and right mounting and transporting portions of the conveyor is positioned on the side where the adjacent conveyors in the transporting direction of the conveyor are located. In some cases, the adjacent conveyor is provided with a relay conveyance unit between the pair of left and right mounting conveyance units on the side where the conveyor is located, and the conveyor and the adjacent conveyor relay conveyance unit are in contact with each other. For example, see Patent Document 1.)

Japanese Patent Laid-Open No. 4-112121

  If the conveyor and the relay conveyor of the adjacent conveyor are placed in contact with each other, the articles will be placed between the conveyor and the relay conveyor of the adjacent conveyor when the articles are transferred between the conveyor and the relay conveyor of the adjacent conveyor. Since there is a possibility that the article cannot be smoothly delivered by fitting, the relay transfer part of the adjacent conveyor is arranged so as to enter the transfer direction at the end of the transfer direction of the conveyor, and the relay transfer part of the conveyor and the adjacent conveyor It is conceivable to support the delivery of the article by placing and conveying the article in the relay conveyance unit so that the article does not fit between the two, but the driving means provided in the conveyor disturbs the adjacent conveyor. The intermediate transfer unit cannot be sufficiently inserted in the transfer direction at the end of the transfer direction of the conveyor. There is a possibility that the article fits between the relay transfer section of the bearer and the article cannot be delivered smoothly, and the provision of the relay transfer section complicates the structure of the article placement and transfer apparatus. It was.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an article placing and conveying apparatus having a simple structure that can smoothly deliver articles between a conveyor and an adjacent conveyor. The point is to provide.

The article mounting and conveying apparatus according to the present invention is an adjacent conveyor in which a conveyor having a pair of left and right mounting and conveying sections for loading and conveying an article at an upper portion of an endless body wound in the vertical direction is adjacent to the conveying direction. An article mounting and conveying device provided continuously in the conveying direction,
In the first characteristic configuration, the conveyor has a driving means for driving the pair of left and right mounting and conveying units positioned at an intermediate part in the conveying direction and is adjacent between the pair of left and right loading and conveying units at the end in the conveying direction. A pair of left and right drive sprockets or a pair of left and right drives that are configured to form a space that allows the conveyor to enter in the transport direction, and in which the drive means winds the endless body in the pair of left and right placement transport units A roller, a pair of left and right drive sprockets or a transmission shaft that interlocks and connects the pair of left and right drive rollers, and an electric motor that rotationally drives the transmission shaft, and the adjacent conveyor is in the conveying direction of the conveyor It is characterized by being arranged in a state of entering into the end of the sheet in the conveying direction.

  In other words, by positioning the driving means for driving the pair of left and right loading / conveying sections of the conveyor at the intermediate portion in the conveying direction of the conveyor, it is adjacent to the pair of left and right loading / conveying sections at the end in the conveying direction of the conveyor. A space that allows the conveyor to enter the conveying direction can be formed, and the adjacent conveyor sufficiently enters the conveying direction at the end of the conveying direction so that articles do not fit between the conveyor and the adjacent conveyor. Therefore, it is possible to smoothly deliver articles between the conveyor and the adjacent conveyor, and to provide an article placing and conveying apparatus having a simple structure.

  In the second characteristic configuration, the adjacent conveyor is provided with a pair of left and right mounting and conveying portions spaced apart from each other so as to enter between the pair of left and right mounting and conveying portions of the conveyor. The present invention is characterized in that a driving means for driving the loading / conveying unit is provided at an intermediate part in the conveying direction.

  That is, by placing the pair of left and right mounting and conveying parts of the adjacent conveyor in the conveying direction between the pair of left and right loading and conveying parts of the conveyor, the adjacent conveyor can be disposed within the width of the conveyor, so that the article is loaded. The lateral width of the placing and conveying device can be reduced.

  The third characteristic configuration is characterized in that a pair of left and right guide portions for guiding a side surface portion of an article to be placed and conveyed are provided at the same interval on each of the conveyor and the adjacent conveyor.

  That is, by providing a guide portion having the same interval in the width direction in each of the conveyor and the adjacent conveyor, the article to be placed and conveyed is guided at the side portion by the guide portion in both the conveyor and the adjacent conveyor and adjacent to the conveyor. Since the article is not caught at the end of the guide portion even at the joint of the conveyor, the article can be smoothly guided.

DESCRIPTION OF EMBODIMENTS Hereinafter, an embodiment of an article placement and conveyance device according to the present invention will be described with reference to the drawings.
As shown in FIG. 1, this article placing and conveying apparatus is formed by alternately connecting a wide conveyor (corresponding to a conveyor) 1 and a narrow conveyor (corresponding to an adjacent conveyor) 2 narrower than the wide conveyor 1. The skid type pallet P as an article to be placed and conveyed is transferred from the narrow conveyor 2 positioned on the upper side in the conveying direction to the wide conveyor 1 positioned on the lower side in the conveying direction. It is configured to transfer from the conveyor 1 to the narrow conveyor 2 positioned on the lower side in the conveying direction.

  As shown in FIG. 3, each of the wide conveyor 1 and the narrow conveyor 2 is of a chain type in which the pallet P is placed and conveyed by an upper portion 3a of a chain 3 (corresponding to an endless body) wound in the vertical direction. A pair of left and right loading / conveying units 4 is provided, and the distance between the pair of left and right loading / conveying units 4 of the wide conveyor 1 is larger than the distance between the pair of left and right loading / conveying units 4 of the narrow conveyor 2. Each is supported by a support frame 5 provided on the floor surface in a widened state.

  The mounting and conveying unit 4 will be described in detail. As shown in FIG. 2 or FIG. 3, each of the supporting frame 5 has a lateral portion at the upper end portion in the conveying direction and the lower end portion in the conveying direction. A driven sprocket 6 that is rotatable around the axis is provided, and a drive sprocket 7 that is driven to rotate around the horizontal axis at a position below the driven sprocket 6 is provided at an intermediate portion of the conveying frame 5a in the conveying direction. The chain 3 is wound in the vertical direction across the drive sprocket 7 and the two driven sprockets 6, and each of the placement and transport units 4 includes the drive sprocket 7, the two driven sprockets 6, and the chain 3. It is prepared for. Further, each of the placing and conveying units 4 is provided with a tension sprocket 8 that applies tension from the outer peripheral side of the chain 3 in the return path portion of the chain 3.

  And the drive means 9 which drives a pair of left and right mounting conveyance part 4 is provided in the state located in the intermediate part of the conveyance direction of the wide conveyor 1, and this drive means 9 is a pair of right and left said drive sprocket 7 And a transmission shaft 10 that interlocks and connects the pair of left and right drive sprockets 7, and an electric motor 11 that drives and rotates the transmission shaft 10. That is, it is possible to drive both the drive sprockets 7 in the pair of left and right mounting / conveying units 4 by one electric motor 11 and to drive the pair of left and right mounting / conveying units 4 synchronously by the driving means 9. ing. Then, as shown in FIG. 2, the driving means 9 is positioned at an intermediate portion in the conveying direction of the wide conveyor 1, and the pair of left and right mounting and conveying portions 4 of the wide conveyor 1 are larger than the width of the narrow conveyor 2. By separating them, a space is formed between the pair of left and right mounting and transporting units 4 at the end of the conveyor 1 in the transport direction and allowing the adjacent conveyor to enter the transport direction.

  Next, although the narrow conveyor 2 is demonstrated, it is comprised similarly to the wide conveyor 1 except the space | interval of a pair of right-and-left mounting conveyance parts 4 being set narrower than that of the wide conveyor 1. FIG. That is, as shown in FIG. 4, the narrow conveyor 2 is also provided with a pair of left and right mounting and conveying sections 4, and the driving means 9 for driving the pair of left and right mounting and conveying sections 4 is positioned at an intermediate portion in the conveying direction. It is prepared. The pair of left and right loading / conveying units 4 of the narrow conveyor 2 are separated by an interval in which the ends in the conveying direction can enter between the pair of left and right loading / conveying units 4 of the wide conveyor 1. Are supported by the support frame 5 in a state of being close to each other.

  Further, the end of the narrow conveyor 2 in the transport direction is disposed at the end of the wide conveyor 1 in the transport direction, and the driven sprocket 6 and the wide sprocket 6 of the narrow conveyor 2 are widened as shown in FIG. By positioning the driven sprocket 6 of the conveyor 1 so as to overlap in a side view, the upper part 3a of the chain 3 in the narrow conveyor 2 and the upper part 3a of the chain 3 in the wide conveyor 1 are overlapped in the lateral width direction. In addition, the pallet P is configured such that the bent portion Pk does not fit between the upper portions 3a of the chains 3 arranged in the transport direction.

  As shown in FIG. 2, each of the wide conveyor 1 and the narrow conveyor 2 is provided with a guide portion 12 that guides the side surface portion of the pallet P to be placed and conveyed. And the guide part 12 of the wide conveyor 1 and the guide part 12 of the narrow conveyor 2 are equipped so that the space | interval in a horizontal width direction may mutually be located in a conveyance direction at the same space | interval.

[Another embodiment]
(1) In each of the above embodiments, the conveyor is the wide conveyor 1 and the adjacent conveyor is the narrow conveyor 2, and the conveyor and the adjacent conveyor are configured to have different lateral widths. In a state where the conveyor is shifted in the lateral width direction, one of the conveyor loading units 4 is inserted in the conveyance direction between the pair of left and right mounting conveyors 4 of the adjacent conveyor, and the adjacent conveyor loading You may comprise so that one side of the conveyance part 4 may be arrange | positioned in the state which penetrates in the conveyance direction between the left-right paired mounting conveyance part 4 of a conveyor.

(2) In each of the above embodiments, as shown in FIG. 5, the end of the wide conveyor 1 in the transport direction so that the driven conveyor 6 of the wide conveyor 1 and a portion of the driven conveyor 6 of the narrow conveyor 2 overlap. The narrow conveyor 2 is inserted into the narrow conveyor 2, but the driven conveyor 6 of the wide conveyor 1 and the driven conveyor 6 of the narrow conveyor 2 are allowed to overlap completely, or are further inserted to enter the narrow conveyor 2 driven sprocket 6. May be located on the inner side in the conveying direction of the wide conveyor 1 than the driven sprocket 6 of the wide conveyor 1.

(3) In the above embodiment, the mounting and conveying unit 4 includes the drive sprocket 7, the driven sprocket 6, and the chain 3, and the conveyor and the adjacent conveyor are configured as a chain conveyor. A drive roller, a driven roller, or a belt may be provided, and a conveyor or an adjacent conveyor may be configured as a belt conveyor type.

Perspective view of article mounting and conveying apparatus Plan view of the article loading and conveying apparatus Side view of the article loading / conveying device Plan view of the article loading and conveying apparatus Partial enlarged view of the article placement and transport device

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Conveyor 2 Adjacent conveyor 3 Endless body 3a Upper part 4 Loading conveyance part 9 Driving means 12 Guide part P Article

Claims (3)

An article provided with a conveyor having a pair of left and right placing and conveying units that convey and place an article in an upper part of an endless body wound in the up and down direction, connected to an adjacent conveyor adjacent to the conveying direction in the conveying direction. A loading and conveying apparatus,
The conveyor places driving means for driving the pair of left and right mounting and conveying sections at an intermediate portion in the conveying direction, and an adjacent conveyor enters the pair of left and right loading and conveying sections in the conveying direction at the end in the conveying direction. Configured to form a space that allows
The drive means interlockedly connects the pair of left and right drive sprockets or the pair of left and right drive rollers wound around the endless body in the pair of left and right placement conveyance units, and the pair of left and right drive sprockets or the pair of left and right drive rollers. A transmission shaft, and an electric motor that rotationally drives the transmission shaft,
The article mounting and conveying device in which the adjacent conveyor is arranged in a state of entering the end of the conveyor in the conveying direction in the conveying direction.   The adjacent conveyor is provided with a pair of left and right mounting and conveying sections in a state in which the pair of left and right mounting and conveying sections can enter between the pair of left and right mounting and conveying sections of the conveyor, and drives the pair of left and right mounting and conveying sections. The article mounting / conveying apparatus according to claim 1, further comprising a driving unit that is positioned at an intermediate portion in the conveying direction.   The article placement / conveyance apparatus according to claim 1, wherein a pair of left and right guide portions that guide side surfaces of articles to be placed and conveyed are provided at the same interval on each of the conveyor and the adjacent conveyor.

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