JPH0530022U - Equipment for transporting goods - Google Patents

Abstract

(57) [Abstract] [Purpose] To reduce the time and transport distance for aligning or changing the orientation of articles by using magnetic force to align or change the orientation. In an apparatus 12 for conveying an article 12 which carries an article 12 mounted on a conveyor belt 11 which moves along a fixed movement path, a first device is provided at an upper or lower position along an article movement path by the conveyance belt 11. The magnet 21 is arranged and the second magnet 22 is provided on the article 12 side.
The first and second magnets 22 have magnetic poles attracting each other so that they can face each other via the conveyor belt 11.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an article transport device.

[0002]

[Prior Art]

 2. Description of the Related Art Conventionally, as a conveying device for aligning or changing the orientation of articles in a certain direction during conveyance, there is one disclosed in Japanese Utility Model Laid-Open No. 55-105526. In this conventional technique, a large number of magnets are arranged below the conveying belt so that the width of the magnetic pole becomes smaller in the traveling direction of the belt, so that the magnetic poles are alternately reversed and the posture of the article is changed. Unaligned is to change the direction and transport. According to the above-mentioned prior art, since the article is not mechanically brought into contact with the direction changing guide or the like to align or change the posture of the article, there is no noise and there is no trouble such as guide clogging.

[0003]

[Problems to be solved by the device]

 However, in the conventional technique, the posture of the article is aligned or changed only by attracting the article made of a magnetic material by the magnet arranged below the conveyor belt. The transport distance becomes large. An object of the present invention is to reduce the time and the transport distance for aligning or changing the direction when the postures of the articles are aligned or changed using the magnetic force.

[0004]

[Means for Solving the Problems]

 The present invention according to claim 1 is an article transporting apparatus that transports an article by placing the article on a transporting means that moves along a constant moving path, and at an upper or lower position along the article moving path by the transporting means. A first magnet is arranged and a second magnet is provided on the article side so that the first magnet and the second magnet can face each other with magnetic poles attracting each other via a conveying means. Is.

According to a second aspect of the present invention, in addition to the first aspect of the present invention, the first magnet is divided into two magnets, and the divided magnets are installed close to each other through a gap. This is what is done.

According to a third aspect of the present invention, in addition to the first or second aspect of the present invention, the upstream side of the first magnet is provided at an upper position or a lower position along the article moving path by the above-mentioned conveying means. An article that corrects the movement trajectory of the article by exerting a magnetic attraction action or a magnetic repulsion action on the second magnet so that the second magnet on the article side relatively passes over the first magnet A guide magnet is arranged.

The present invention according to claim 4 is the invention according to any one of claims 1 to 3, further downstream of the first magnet at an upper or lower position along an article moving path by the conveying means. On the side, an article holding magnet that exerts a magnetic attraction action or a magnetic repulsion action on the second magnet is arranged so as to hold the posture of the article after passing through the first magnet. ..

[0008]

[Action]

 According to the present invention described in claim 1, the following operational effects are obtained. When the article provided with the second magnet moves above or below the first magnet by the conveying means, the second magnet is transferred together with the conveying means while being attracted by the first magnet. At this time, the first magnet and the second magnet attract each other so that their magnetic pole surface outlines substantially match each other due to the mutual attraction characteristics of the magnets. That is, the articles are positively rotated by the above-mentioned mutual attraction action generated between the first and second magnets, and the time and the transport distance for alignment or direction change can be shortened.

According to the second aspect of the present invention, there are the following operational effects. Since the first magnet is composed of two split magnets, a magnetic pole that repels the second magnet is generated in the space between the split magnets facing the second magnet. Therefore, when the article moves above or below the first magnet, the second magnet is given a tendency to levitate from the transport surface due to the magnetic repulsion action of the repulsion pole between the two divided magnets. .. At the same time, the second magnet receives the magnetic attraction action of the attraction magnetic poles of the split magnets located on both sides of the repulsion magnetic pole. That is, the article is attracted by the attraction magnetic poles of both split magnets of the first magnet while being levitated by the repulsive magnetic poles between the second magnet and the split magnets of the first magnet, and as a result, With minimal friction, it can rotate lightly and instantly, and the time and transport distance for alignment or direction change can be reduced.

According to the present invention described in claim 3, the following operational effects are obtained. Since the article proposal magnet is arranged upstream of the first magnet at the position along the article movement path by the conveying means, it can be ensured that the second magnet relatively passes over the first magnet. The reliability of alignment or direction change can be improved.

According to the present invention as set forth in claim 4, the following operational effects are obtained. Since the article holding magnet is arranged on the downstream side of the first magnet at a position along the article moving path by the conveying means, it is possible to surely hold the posture of the article which has been aligned or changed in direction.

[0012]

【Example】

 FIG. 1 is a schematic diagram showing a first embodiment of the present invention, FIG. 2 is a schematic diagram showing first and second magnets, and FIG. 3 is a schematic diagram showing mutual attraction action of a second magnet with respect to a first magnet. FIG. 4 is a schematic view showing a second embodiment of the present invention.

First Embodiment (Refer to FIGS. 1 to 3) The carrying device 10 is for carrying an article 12 by placing an article 12 on a conveyor belt 11 that moves along a fixed movement path. 13 is a conveyor belt drive motor. Reference numeral 14 is a belt receiver made of a non-magnetic material. The carrying device 10 has a first magnet 21 arranged at a lower position along the article moving path by the carrying belt 11 and a second magnet 22 provided on the article 12. The second magnet 22 may be directly incorporated in the article 12 itself, or may be indirectly attached to the article 12 like a carrying case for the article 12.

The first magnet 21 is divided into two plate-shaped magnets 21A and 21B (see FIG. 2A), and the divided magnets 21A and 21B are closely arranged with a gap.

The second magnet 22 is composed of one flat magnet. The first and second magnets 21 and 22 are capable of facing magnetic poles attracting each other via the conveyor belt 11. That is, the first magnet 21 can have its N pole faced with the second magnet 22, and the second magnet 22 can have its S pole faced with the first magnet 21.

Further, at a lower position along the article moving path by the conveyor belt 11, upstream of the first magnet 21, an article guiding magnet 23 composed of one flat plate-shaped magnet is spaced apart. The article guiding magnet 23 can face the N pole to the second magnet 22 so that the second magnet 22 on the article 12 side relatively passes over the first magnet 21. A magnetic attraction action is exerted on the second magnet 22 to correct the movement trajectory of the article 12. The article guiding magnet 23 may correct the movement trajectory of the article 12 as described above by exerting a magnetic repulsion action on the second magnet 22.

Further, at the lower position along the article moving path by the conveyor belt 11, downstream from the first magnet 21, an article holding magnet 24 made of one flat plate-shaped magnet is spaced apart. The article-holding magnet 24 has an N pole facing the second magnet 22 and is magnetically attracted to the second magnet 22 so as to hold the posture of the article 12 after passing through the first magnet 21. Exert an action. The article holding magnet 24 may hold the posture of the article 12 as described above by exerting a magnetic repulsion action on the second magnet 22.

Here, in this embodiment, the outer shape of the magnetic pole surface in the state where the split magnets 21A and 21B of the first magnet 21 are combined, and the outer shape of the magnetic pole surface of each of the magnets 22, 23 and 24 are substantially the same. It is one rectangle. This is because the second magnet 22 and the respective magnets 21, 23, 24 attract each other so that their magnetic pole surface outlines substantially match each other, and the article 11 having the second magnet 22 is provided due to the mutual attraction characteristics of the magnets. This will ensure more reliable rotation operation described later in.

Further, in this embodiment, both split magnets 21 A and 21 B of the first magnet 21 are arranged side by side in a laterally long direction along the direction perpendicular to the conveyance of the article 11, and the article guiding magnet 23 is arranged in the conveyance direction of the conveyance belt 11. The magnets 24 for holding the articles are arranged horizontally in a direction perpendicular to the conveyance direction of the conveyor belt 11. As a result, when the article 12 is carried in with the entrance side posture of the second magnet 22 along the longitudinal direction of the second magnet 22 along the carrying direction of the carrying belt 11, the carrying apparatus 10 carries the article 12 by the action described later. Due to the presence of the first magnet 21, it is attempted to rotate it by 90 degrees and carry it out. The magnets 21, 22, 23, and 24 described above may be any magnets such as permanent magnets, rubber magnets, and electromagnets. Further, the second magnet 22 may have an N pole facing the first magnet 21, and the magnets 23 and 24 may have an S pole facing the second magnet 22.

Next, the operation of the first embodiment will be described. When the article 12 provided with the second magnet 22 moves above the first magnet 21 by the conveyor belt 11, the second magnet 22 is transferred to the conveyor belt 11 while being attracted by the first magnet 21. .. At this time, the first magnet 21 and the second magnet 22 attract each other so that their magnetic pole surface outlines substantially match each other due to the mutual attraction characteristics of the magnets. That is, the article 12 is positively rotated by the above-mentioned mutual attraction effect generated between the first and second magnets 21 and 22, and the time for alignment or direction change and the transport distance are reduced. be able to.

Since the first magnet 21 is composed of two split magnets 21A and 21B, a magnetic pole that repels the second magnet 22 in a gap facing the second magnet 22 between the split magnets 21A and 21B. Occurs. Therefore, when the article 12 moves above the first magnet 21, the second magnet 22 tends to float from the transport surface due to the magnetic repulsion of the repulsion magnetic pole between the two divided magnets 21A and 21B described above. Is granted. At the same time, the second magnet 22 receives the magnetic attraction action of the attraction magnetic poles of the split magnets 21A and 21B located on both sides of the repulsive magnetic pole. That is, the article 12 is levitated by the repulsive magnetic pole between the second magnet 22 and the divided magnets 21A and 21B of the first magnet 21, and the attraction magnetic poles of the divided magnets 21A and 21B of the first magnet 21. As a result, the friction with the transport surface is minimized, the rotation is light and instantaneous, and the time for alignment or direction change and the transport distance can be reduced.

Since the article guiding magnet 23 is arranged on the upstream side of the first magnet 21 at a position along the article moving path by the conveyor belt 11, the second magnet 22 relatively moves the first magnet upper portion 21. Passing can be ensured, and the reliability of alignment or direction change can be improved.

Since the article holding magnet 24 is arranged on the downstream side of the first magnet 21 at a position along the article moving path by the transport belt 11, the posture of the article 12 aligned or changed in direction can be reliably held. ..

In the implementation of the present invention, the first magnet 21 is not necessarily divided into the two divided magnets 21A and 21B, and may be a single body (see FIG. 2B). ).

Second Embodiment (Refer to FIG. 4) A difference between the transport device 50 and the transport device 10 is that the first magnet 21 is disposed at an upper position along the article moving path by the transport belt 11, The second magnet 22 is only provided on the upper surface of the article 12. The first magnet 21 is supported on the sheet 51 provided above the conveyor belt 11.

[0026]

[Effect of the device]

 As described above, according to the present invention, when aligning or changing the orientation of articles by using magnetic force, it is possible to reduce the time and the transport distance for aligning or changing the orientation.

[Brief description of drawings]

FIG. 1 is a schematic view showing a first embodiment of the present invention.

FIG. 2 is a schematic diagram showing first and second magnets.

FIG. 3 is a schematic diagram showing a mutual attraction action of a second magnet with respect to a first magnet.

FIG. 4 is a schematic view showing a second embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Conveying device 11 Conveying belt (conveying means) 12 Article 21 First magnet 22 Second magnet 23 Article guiding magnet 24 Article holding magnet

Claims (4)

[Scope of utility model registration request] 1. An article carrying apparatus for carrying an article by placing the article on a carrying means that moves along a constant moving path,
The first magnet is arranged at an upper position or a lower position along the article moving path by the carrying means, and the second magnet is provided on the article side. The first magnet and the second magnet have magnetic poles attracting each other. An article conveying device, which can be face-to-face through a device. 2. The article conveying apparatus according to claim 1, wherein the first magnet is divided into two magnets, and the divided magnets are closely arranged with a gap. 3. A second magnet on the article side relatively passes above the first magnet at an upper or lower position along the article moving path by the conveying means, upstream of the first magnet. 3. The article transporting apparatus according to claim 1, further comprising an article guiding magnet that applies a magnetic attraction action or a magnetic repulsion action to the second magnet so as to correct the movement trajectory of the article. 4. An upper or lower position along the article moving path by the conveying means, downstream of the first magnet, so as to maintain the posture of the article after passing through the first magnet. 4. The article conveying apparatus according to claim 1, wherein an article holding magnet that exerts a magnetic attraction action or a magnetic repulsion action on the magnet is disposed.