JPH0578489B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an automatic loading device used in a conveyance system installed in a factory or the like.

[Prior Art] Currently, the linear motor conveyance system shown in FIGS. 3 and 4 is being used in factories and the like.
In this figure, reference numeral 1 denotes a three-dimensionally installed rail, which is supported by a support member S on a wall or ceiling, and the rail 1 is three-dimensionally installed along the wall or ceiling. This rail 1 has both upper and lower ends 1a and 1b formed in a V-shape, and a primary side unit 2 of a linear motor is attached to a side surface 1c of this rail 1. Further, a secondary side unit 3 for braking is attached to the upper surface of the support member S. On the other hand, reference numeral 4 denotes a transport vehicle that moves while being guided by the rails 1. Wheels 6a and 6b are mounted on the inner surface of the upper part of this transport vehicle 4, and wheels 6 are mounted on the inner surface of the lower part.
wheels 6a, 6b are attached to the upper end 1a of the rail 1, and wheels 6c, 6d are attached to the upper end 1a of the rail 1.
It is in contact with the lower end 1b of. In addition, transport vehicle 4
Collision buffer bumpers 5 are provided protrudingly at the front and rear of the vehicle. Further, a secondary unit 7 of a linear motor is attached to the inner surface of the side portion of the transport vehicle 4 so as to face the primary unit 2. Further, a primary unit 8 for braking is attached to the inner end of the upper part of the transport vehicle 4 so as to face the secondary unit 3. Further, a trunk 9 for loading objects to be transported is attached to the upper surface 4a of the transport vehicle 4. This trunk 9 is lock 1
0 and 10, and objects to be transported are placed in this trunk 9.

Note that FIG. 5 shows a case in which a rod-shaped member 11 is attached to the upper surface 4a of the transport vehicle 4 instead of the trunk 9, and a donut-shaped workpiece (broken line) 12 is loaded thereon.

In the case of the transport system shown in FIGS. 3 and 4 with the above configuration, the locks 10, 10 of the trunk 9 are released by an operator at a station located at a predetermined location, and the top cover 9a is opened. Next, the goods to be transported are loaded into the trunk 9, and then the top cover 9a is closed and the locks 10, 10 are engaged. Next, the primary unit 2 of the linear motor is driven to cause the transport vehicle 4 to travel. Then, at the next station, the loaded items are taken out by a worker in the same manner as above.

Next, in the case of the conveyance system shown in FIG. 5, a donut-shaped workpiece 12 is hung on a rod-shaped member 11 and loaded by a robot (not shown) at a station. Next, the secondary unit 2 of the linear motor is driven, thereby causing the carriage 4 to travel. Then, for example, at the next station, the work 12 is unloaded by the robot in the same manner as described above.

[Problems to be Solved by the Invention] By the way, in the conventional transport system described above, when loading objects, the locks 10, 10 of the trunk 9 shown in FIG. 3 are manually released, and the top lid 9a is opened. Release it manually, then load the transported items into trunk 9, and then manually lock 1 again.
I had to multiply by 0 and 10, which was troublesome.
Further, in FIG. 5, the shape of the workpiece 12 has been specified, making it impossible to load articles of various shapes.

This invention was made in view of the above circumstances, and its purpose is to
An object of the present invention is to provide an automatic loading device in a conveyance system that can automatically load articles of various shapes.

[Means for Solving the Problems] The present invention provides an automated system for loading objects at a predetermined loading location into a container attached to the side of a transport vehicle that travels guided by rails. The loading device includes a top lid attached to the top of the container, a top lid opening/closing means for opening and closing the top lid of the container at a predetermined loading location, and a lid opening/closing means installed at the predetermined loading location and having a lid at the bottom, The container is characterized by comprising a hopper for feeding the conveyed material into the container, and a hopper opening/closing means for opening and closing the lid of the hopper in the same direction as the opening/closing direction of the top lid of the container.

[Operation] According to the present invention, the top lid opening/closing means opens the top lid of the container at the loading location, and the container becomes ready to be loaded from the outside. Then, when the lid of the hopper is opened by the hopper opening/closing means, the conveyed object is thrown into the container. When the loading of the objects to be transported is completed, the upper lid is closed by the upper lid opening/closing means. As a result, the container is automatically brought into a state in which objects to be transported can be placed in the container even though the top lid is provided. In addition, since the hopper lid is opened in the same direction as the top lid of the container by the hopper opening/closing means, the transported items can be transported inside the container normally without any obstruction between the hopper lid and the top lid of the container. will be loaded automatically. Furthermore, since the container is provided with a top lid, dirt and the like will not enter the container from the outside except when an object is being loaded.

[Example] Hereinafter, an example of the present invention will be described with reference to FIG. Note that in this figure, the third
Components that are the same as those in the figures are given the same reference numerals, and their explanations will be omitted. In this figure, reference numeral 20 denotes a container in which objects to be transported are loaded, and is attached to the outer surface of the transport vehicle 4. This container container 2
0 has an upper lid 20a attached to the upper part so as to be openable and closable, and a protrusion 20b is formed at the upper left of the upper lid 20a. Further, a lower lid 20c is attached to the lower part of the container 20 so as to be openable and closable. This lower lid 20c is pressed from below by a roller 21a of a lower lid pressing mechanism 21 to prevent it from opening while the vehicle is running. In this lower lid pressing mechanism 21, the lower lid pressing roller 21a is attached to the tip of a dogleg-shaped rotary rod portion 22, as shown in FIG. As shown in FIG. 1, the center portion 22a of the rotary rod portion 22 is rotatably attached to a substantially L-shaped support member 23 in the direction of arrow A shown in FIG. is energized by This support member 23 is attached to the lower end of the side surface of the transport vehicle 4, and the rotating rod portion 22 is attached to the support member 23.
It is supported by the carriage 4 via.

On the other hand, a hopper 30 into which objects are loaded is provided above the station for loading and unloading objects onto the transport vehicle 4. This hopper 30 has an inclined surface 30a, and the conveyed object slides down from the upper side to the lower end thereof. Also, the side plate 30b of this hopper 30
A damper 30c is attached to the hopper 30c so as to be openable and closable, and is opened and closed by the opening surface of the hopper 30. This damper 30c
A link member 31 is attached to the damper opening/closing cylinder 32, and the link member 31 is rotatably attached to the tip of the piston member 32a of the damper opening/closing cylinder 32. This damper opening/closing cylinder 32 drives the piston member 32a left and right in the figure, and the link member 3
1 to the left and right to open and close the damper 30c. Further, on the left side of the hopper 30 in the figure, a top lid opening/closing mechanism 40 for opening and closing the top lid 20a of the container vessel 20 is provided. This top lid opening/closing mechanism 40
, 41 is a top cover opening/closing cylinder which drives the piston member 41a left and right in FIG. Piston member 4 of this upper lid opening/closing cylinder 41
The tip of 1a is attached near the center of the lower part of the upper lid opening/closing rod 42. The upper end of the upper lid opening/closing rod 42 is rotatably attached to the lower end of the ceiling frame 43, and a roller 44 is attached to the lower end of the upper lid opening/closing rod 42. This roller 44 is
When it enters the station, it is placed in contact with the right side of the protrusion 20b of the top cover 20a, and when it moves to the left, it pushes the protrusion 20b to open the top cover 20a, and when it moves to the right, it opens the top cover 20a. close.

In addition, there is a lower lid opening/closing mechanism 5 at the bottom of the station.
0 is set. In this lower lid opening/closing mechanism 50, 51 is a lower lid opening cylinder that drives a piston member 51a left and right in FIG. A link member 55 is attached to the tip of the piston member 51a, as shown in FIG. The other end of this link member 55 is attached to one end of a rotating rod 57. The central part of this rotary rod 57 is connected to a rotary table 56 disposed on the side of the piston member 51a.
A rotary rod 57 is attached to a rotary member 56a of the rotary member 56a, and a rotary rod 57 is rotatable around the rotary table 56. This rotary table 56 is fixed to a base 60 provided at the bottom of the station. Further, a roller 58 is attached to the other end of the rotating rod 57 and is configured to face one end of the rotating rod section 22 of the transport vehicle 4. When the rotating rod 57 rotates, the roller 58 causes the rotation of the transport vehicle 4. The rod portion 22 is pressed and rotated. Further, the base 60 has an inclined portion 60a, and the conveyed material discharged from the container 20 along this inclined surface 60a falls to a predetermined place, and a conveyor or the like (not shown) provided at a predetermined place ) is used to transfer objects.

In the above configuration, first, when the empty transport vehicle 4 arrives at the station, the top lid opening/closing cylinder 4
1 is driven, and the piston member 41a moves to the left. As a result, the top lid opening/closing rod 42 rotates to the left, the roller 44 pushes the protrusion 20b, and the top lid 20
a opens. Next, the damper opening/closing cylinder 32 is driven to move the piston member 32a to the left, pulling the link member 31 and opening the damper 30c. Next, the conveyed object passes through the hopper 30 to the container container 2.
0, and thereby the conveyed articles are loaded into the container container 20. Next, the damper opening/closing cylinder 32 is driven, the piston member 32a moves to the right, and the damper 30c is closed. Next, the upper lid opening/closing cylinder 41 is driven and the piston member 41a
moves to the right, and the top lid 20a is closed. In this way, objects to be transported are automatically loaded into the container 20. Next, the primary unit 2 of the linear motor is driven to cause the transport vehicle 4 to travel. Next, the conveyed object is unloaded, for example, at the next station. In this case, the lower lid opening/closing cylinder 51 is driven to move the piston member 51a to the left, and the rotating rod 57 is rotated via the link member 55. As a result, the roller 58 pushes the rotating rod part 22, the rotating rod part 22 rotates, and the roller 21a pushes the lower lid 20c.
move away from As a result, the lower lid 20c opens, the transported object falls to a predetermined location along the inclined surface 60a, and is transferred by a conveyor (not shown) or the like. Next, the lower lid closing cylinder 53 is driven and the piston member 53a moves obliquely upward. As a result, the roller 53a pushes the lower lid 20c to close the lower surface of the container 20. Next, the lower lid opening cylinder 51 is driven backward, and the roller 2
1a returns to its original position and presses the lower lid 20c, and the lower lid 20c is locked. In this way, the conveyed items are automatically ejected from the container vessel 20.

[Effects of the Invention] As explained above, according to the present invention, the upper part attached to the upper part of the container, the upper lid opening/closing means for opening and closing the upper lid of the container at a predetermined loading location, and the upper lid opening and closing means for opening and closing the upper lid of the container at a predetermined loading location, The container is equipped with a hopper that is installed, has a lid at the bottom, and sends the material to be transported into the container, and a hopper opening/closing means that opens and closes the hopper lid in the same direction as the opening and closing direction of the top lid of the container. At the loading location, the container can be automatically brought into a state in which objects can be loaded even though the top lid is provided. In addition, since the hopper lid is opened in the same direction as the top lid of the container by the hopper opening/closing means, the transported items can be transported inside the container normally without any obstruction between the hopper lid and the top lid of the container. will be loaded automatically. Furthermore, since the container is provided with a top lid, dirt and the like will not enter the container from the outside except when an object is being loaded.

[Brief explanation of drawings]

Fig. 1 is a front view showing the structure of an embodiment of the present invention, Fig. 2 is a plan view showing the structure of the lower cover holding mechanism 21 and lower cover opening/closing mechanism 50 of the same embodiment, and Fig. 3 is a conventional conveyance system. FIG. 4 is a perspective view showing the configuration of an example of the system; FIG. 4 is a perspective view showing the configuration of the conventional example;
The figure is a perspective view showing the configuration of another example of a conventional conveyance system. DESCRIPTION OF SYMBOLS 1...Rail, 4...Transportation truck, 20...Container, 20a...Top lid, 20b...Protrusion part, 30
...Hopper, 30c...Damper, 32...Damper opening/closing cylinder, 41...Top lid opening/closing cylinder, 42
...Top lid opening/closing rod, 44...Roller.

Claims (1)

[Claims] 1. In an automatic loading device in a conveyance system that automatically loads transported goods at a predetermined loading location into a container attached to the side of a conveyance vehicle that travels guided by rails, an automatic loading device attached to the top of the container a top lid, a top lid opening/closing means for opening and closing the top lid of the container at the predetermined loading location, a hopper installed at the predetermined loading location, having a lid at the bottom, and feeding the transported object into the container; An automatic loading device in a conveyance system, comprising: hopper opening/closing means for opening and closing the lid of the hopper in the same direction as the opening and closing direction of the top lid of the container.