JP2000198535A - Article transfer device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an article transfer device that can move adhesive articles. SOLUTION: A vertically movable frame 14 located just over the waiting position of a tray 5 is lowered to oppose a first gripper member 19 and a second gripper member 24 against the end faces of an adhesive article 2 in the tray 5. With the second gripper member 24 shifted nearer to the first gripper member 19 to grip the adhesive article 2, actuators 20 and 25 for vertical motion lift the gripper members 19 and 24 successively to remove the adhesive article 2 from the tray 5 where it is restrained from upward movement by an arresting means 26.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an article transfer apparatus for exchanging adhesive articles between article transport apparatuses.

[0002]

2. Description of the Related Art In recent years, in order to save labor, an article transfer apparatus for exchanging articles between article transport apparatuses such as a roller conveyor and a stacker crane has been proposed.

[0003]

However, the rubber 1
Since an adhesive article such as a next product is stuck to a member constituting the article transfer apparatus, the transfer of the adhesive article has not been automated.

The present invention has been made in view of the above circumstances, and has as its object to provide an article transfer apparatus capable of exchanging an adhesive article between article transport apparatuses.

[0005]

In order to achieve the above object, in the article transfer apparatus according to the first aspect of the present invention, the sticky article is placed above the standby position of the tray on which the sticky article is placed, and A frame installed above a feed start point of a roller conveyor to be transferred, a bogie mounted on the frame so as to reciprocate between a tray standby position and a feed start point of the roller conveyor, and the bogie. Frame, which can be raised and lowered, a lifting actuator that can raise and lower the lifting frame with respect to the bogie, and a lifting frame that can be raised and lowered to the tray standby position near the one end surface of the adhesive article A first gripping member suspended from the first frame, a first vertical movement actuator capable of raising and lowering the first gripping member with respect to the lifting frame, and a first gripping member at a portion of the lifting frame near the roller conveyor. A traversing frame provided so as to be able to approach and separate from the first gripping member; a traversing actuator capable of moving the traversing frame toward and away from the first gripping member; and a traversing frame so as to be able to face the other end surface of the adhesive article. A second gripping member suspended so as to be able to move up and down, and a second vertical movement actuator capable of raising and lowering the second gripping member with respect to the traversing frame are provided.

In the article transfer apparatus according to the second aspect of the present invention, in addition to the configuration of the article transfer apparatus according to the first aspect of the present invention, the tray is provided at a standby position of the tray. A restraint means for suppressing displacement is provided.

In any one of the article transfer apparatuses according to the first and second aspects of the present invention, the lifting frame located just above the standby position of the tray is lowered, and the first holding member and the second holding member are moved downward. The gripping member is opposed to the end face of the adhesive article on the tray, the traversing frame is brought close to the first gripping member, and the adhesive article is gripped by both gripping members. The second vertical actuator is sequentially operated to separate the adhesive article from the tray.

In the article transfer device according to the second aspect of the present invention, the tray is restrained by the restraining means, and the tray is separated from the ascending article lifted by both gripping members.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 3 show an embodiment of an article transfer apparatus according to the present invention, wherein reference numeral 1 denotes a roller conveyor. A conveyor frame 3 extending substantially horizontally in parallel;
It has a conveying roller 4 which is arranged at predetermined regular intervals in the feeding direction of the adhesive article 2 and whose both ends are rotatably supported by the conveyor frame 3.

Reference numeral 5 denotes a tray. The tray 5 is disposed at a position where the adhesive article 2 is to be transferred on one side of the adhesive article 2 feeding start point of the roller conveyor 1 and has an inverted L-shaped cross section. Restraining means 2 extending in the tray 5 insertion direction in parallel with each other
6, the floating is prevented.

Reference numeral 6 denotes a frame, and the frame 6 is installed substantially horizontally so as to extend from above the standby position of the tray 5 to above the feeding start point of the adhesive article 2 of the roller conveyor 1 on which the adhesive article 2 is to be transferred. And two channel steels facing inward on the flange side, and both ends of the channel steel are fixed to the fixed structure 7.

Reference numeral 8 denotes a trolley. The trolley 8 includes a frame 9 and
The lower surface of the frame 9 has a wheel 12 that supports the frame 9 via a shaft 11 pivotally supported by a bearing 10 and is rotatably fitted between flanges of the frame 6.

The frame 6 is provided with a forward / backward moving air cylinder 13 extending in the moving direction of the carriage 8.

The forward / backward moving air cylinder 13 moves the piston which slides in the cylinder tube 13a in the axial direction by applying air pressure to the outside of the cylinder tube 13a while maintaining the airtightness of the cylinder tube 13a with a seal belt. The cylinder tube 13 a is fixed to the frame 6, and the yoke 13 b is fixed to the carriage 8.

That is, by operating the forward / backward moving air cylinder 13, the carriage 8 reciprocates along the frame 6 between the feeding start point of the roller conveyor 1 and the standby position of the tray 5.

Reference numeral 14 denotes an elevating frame. The elevating frame 14 has a lower end of a guide member 15 which is arranged at a substantially central portion of the frame 9 of the trolley 8 so as to be vertically movable and spaced apart in the traveling direction of the trolley. , And a lower frame 18 disposed below the upper frame 17 and integrally formed with the upper frame 17.

The upper frame 17 has a piston rod 16a of an air cylinder 16 for lifting and lowering which is disposed substantially at the center of the carriage 8.
Are connected.

At the end of the lower frame body 18 on the side closer to the tray 5 standby position (the A side in FIG. 1), a first grip is suspended so as to be able to move up and down so as to be able to face one end surface of the adhesive article 2. Member 1
9 and a first vertically moving air cylinder 20 that is connected to a rod 20 a to the first gripping member 19 and that can raise and lower the first gripping member 19 with respect to the lifting frame 14.

A guide member 21 extending in a direction parallel to the direction of movement of the carriage 8 is provided at a portion of the lower frame member 18 near the roller conveyor 1 (the side B in FIG. 1), and can move along the guide member 21. Traversing frame 22 suspended as follows,
A rod 23a is connected to the traversing frame 22 and the first
And a traversing air cylinder 23 capable of moving the traversing frame 22 toward and away from the gripping member 19.

The horizontal frame 22 has a second gripping member 24 suspended so as to be able to ascend and descend so as to be able to face the other end surface of the adhesive article 2, and a rod 25a is connected to the second gripping member 24; A second vertically moving air cylinder 25 capable of moving the second gripping member 24 up and down with respect to the traversing frame 22 is provided.

When the adhesive transfer device 2 shown in FIGS. 1 to 3 transfers the adhesive article 2 on the tray 5 arranged at the tray 5 standby position to the feed start point of the roller conveyor 1,
The gripping members 19 and 20 are lowered with respect to the lifting frame 14 by the vertically moving air cylinders 20 and 25 of the first gripping member 19 and the second gripping member 24, and the lifting and lowering frame is rotated by the lifting and lowering air cylinder 16. 14 to trolley 8
To raise the first gripping member 19 and the second gripping member 24 to a position higher than the adhesive article 2 on the tray 5.

The forward / backward traveling air cylinder 13
The carriage 8 is moved to the tray 5 standby position side of the frame 6 in advance.

Further, the traversing frame 22 is moved by the traversing air cylinder 23 so that the second gripping member 24 is at a position farthest away from the first gripping member 19, on the roller conveyor 1 side (the B side in FIG. 1). ).

In this state, the lifting frame 14 is lowered with respect to the carriage 8 by the lifting air cylinder 16, and
The gripping member 19 and the second gripping member 24 are opposed to one end face and the other end face of the adhesive article 2 placed on the tray 5.

The carriage 8 is moved by the forward / reverse air cylinder 13 to the frame 6 on the side of the roller conveyor 1 (B in FIG. 1).
Side), and the holding surface of the first holding member 19 is brought into contact with one end surface of the adhesive article 2.

Further, the traversing frame 22 is moved by the traversing air cylinder 23 in the direction approaching the first gripping member 19 (the direction A in FIG. 1), so that the gripping surface of the second gripping member 24 becomes sticky. The first gripping member 19 and the second gripping member 24 grip the adhesive article 2 while being in contact with the other end surface of the article 2.

Next, the first vertically moving air cylinder 20
As a result, the first gripping member 19 is raised, and after a slight time lag, the second vertical air cylinder 25 is moved.
As a result, when the second gripping member 24 is raised, the tray 5
The sticky article 2 sticking to the first holding member 19
1 (A side in FIG. 1), the second gripping member 24 side (B side in FIG. 1) of the adhesive article 2 is separated from the tray 5 and the first gripping member 19 is released. Then, the adhesive article 2 is pulled up above the tray 5 by the second gripping member 24.

At this time, the restraining means 26 restrains the tray 5 and prevents the tray 5 from being pulled up together with the adhesive article 2.

Further, after the lifting frame 14 is raised with respect to the carriage 8 by the lifting air cylinder 16 to a position where the lower surface of the adhesive article 2 is higher than the upper surface of the conveyor frame 3, the lifting / lowering air cylinder 16 is used. The carriage 8 is moved to the roller conveyor 1 side (the B side in FIG. 1) end of the frame 6 by the air cylinder 13.

Next, the air cylinder 16 is used to raise and lower the air cylinder.
The lifting frame 14 is lowered with respect to the carriage 8, and the adhesive article 2 is positioned immediately above the transport roller 4 of the roller conveyor 1.

In this state, the second gripping member 24 is moved together with the traversing frame 22 by the traversing air cylinder 23.
When moved in the direction away from the first gripping member 19, the adhesive article 2 gripped by the first gripping member 19 and the second gripping member 24 is changed to the two gripping members 19, 2.
4 and is transferred onto the transport roller 4 of the roller conveyor 1.

As described above, in the article transfer apparatus shown in FIGS. 1 to 3, the lifting frame 14 located just above the standby position of the tray 5 is lowered, and the first grip provided on the lifting frame 14 is moved downward. The member 19 and the second gripping member 24 are
The traverse frame 22 is opposed to the end face of the upper adhesive article 2.
Is brought closer to the first gripping member 19, so that the second gripping member 24 and the first gripping member 19 provided on the transverse frame 22 grip the adhesive article 2, and then the first vertical By moving the moving air cylinder 20 and the second vertically moving air cylinder 25 sequentially to raise the first gripping member 19 and the second gripping member 24 sequentially, the adhesive article 2 is separated from the tray 5. Also, since the lifting of the tray 5 is restrained by the restraining means 26, the transfer operation of highly adhesive articles such as rubber primary products can be performed automatically and efficiently.

It should be noted that the article transfer apparatus of the present invention is not limited to the above-described embodiment, but may be used for transferring other sticky articles other than the primary rubber product. Of course, changes can be made without departing from the gist.

[0035]

As described above, according to the article transfer device of the present invention, the following various excellent effects can be obtained.

(1) Claim 1 or Claim 2 of the present invention
In any of the article transfer devices described in the above, the lifting frame located directly above the tray standby position is lowered to cause the first gripping member and the second gripping member to face the end surface of the adhesive article on the tray. After the second gripping member is moved closer to the first gripping member together with the traversing frame, the first vertical motion actuator and the second vertical motion actuator cause the first vertical motion actuator and the second vertical motion actuator to grip the adhesive article. Since the gripping member and the second gripping member are sequentially raised, it is possible to automatically and efficiently transfer a highly adhesive article such as a rubber primary product.

(2) In the article transfer device according to the second aspect of the present invention, since the lifting of the tray is restrained by the restraining means, the tray can be reliably peeled off from the adhesive article.

[Brief description of the drawings]

FIG. 1 is a side view showing an example of an embodiment of an article transfer device of the present invention.

FIG. 2 is a plan view related to FIG. 1;

FIG. 3 is a view taken in the direction of arrows III-III in FIG. 1;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Roller conveyor 2 Adhesive article 5 Tray 6 Frame 8 Dolly 14 Elevating frame 16 Elevating air cylinder (elevating actuator) 19 First gripping member 20 First vertical moving air cylinder (first vertical moving actuator) 22 Frame 23 traversing air cylinder (traversing actuator) 24 second gripping member 25 second vertical moving air cylinder (second vertical moving actuator) 26 restraining means

Claims (2)

[Claims] 1. A frame installed so as to be located above a standby position of a tray on which an adhesive article is placed, and above a feed start point of a roller conveyor to which the adhesive article is to be transferred, and a standby position of the tray. A carriage mounted on a frame so as to be able to reciprocate between a feeding start point of a roller conveyor, a lifting frame suspended from the carriage so as to be able to move up and down, and a lifting actuator capable of moving the lifting frame up and down with respect to the carriage; A first gripping member suspended from the lifting / lowering frame at a position near the tray standby position so as to be able to face one end surface of the adhesive article, and the first gripping member can be raised and lowered with respect to the lifting frame. A first vertically moving actuator, a traversing frame provided at a portion of the lifting frame near the roller conveyor so as to be able to approach and separate from the first gripping member, and the traversing frame is attached to the first gripping member. A traversing actuator that can be moved close to and away from the traversing frame, a second gripping member suspended from the traversing frame so as to be able to move up and down so as to be able to face the other end surface of the adhesive article, and An article transfer device, comprising: a second vertical actuator that can be moved up and down. 2. The article transfer apparatus according to claim 1, wherein, in addition to the article transfer apparatus of the present invention, a restraint means for suppressing upward displacement of the tray is provided at a standby position of the tray. apparatus.