JPH0432358Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field] The present invention simultaneously transfers a plurality of articles from a linear conveyance device that conveys articles intermittently to an arcuate conveyance device that conveys articles continuously. Regarding equipment.

[Prior Art] Conventionally, when an article is transferred from a linear conveyance device that conveys the article intermittently to an arcuate conveyance device that conveys the article continuously, the conveyance line of the article in both conveyance devices is linear and circular. Because of the arcuate shape, articles could only be transferred one by one.

[Problem to be solved by the invention] Since the above-mentioned conventional device can only transfer articles one by one, the speed at which the articles are transferred from the linear conveyor to the arcuate conveyor depends on the speed of the entire conveyor. The drawback was that speed was limited.

The present invention was developed to eliminate the above-mentioned drawbacks, and by arranging a plurality of linearly arranged and conveyed articles in an arc shape, it is possible to continuously transfer articles from a linear conveying device that conveys articles intermittently to a continuous one. It is an object of the present invention to provide a device that simultaneously transfers a plurality of articles to an arcuate conveying device that conveys articles at the same time.

[Means for Solving the Problems] The present invention changes from a linear conveyance device that conveys articles intermittently to an arcuate conveyance device that conveys articles continuously to an arcuate conveyance device that simultaneously conveys a plurality of articles. This is an article conveyance device that simultaneously transfers multiple articles, and is configured by a fixed link and a close arrangement direction regulating surface rotatably connected to the fixed link via a flange and a pin and provided on the side of the fixed link. The linear conveyance device has a plurality of movable links arranged in a straight line or an arc shape, an article holding mechanism provided on the fixed link and the movable link, and a drive mechanism for rotating the movable link. A plurality of articles arranged in a straight line and intermittently conveyed are arranged on a circular arc curve according to the conveyance line of the circular conveyance device, and a plurality of articles arranged on this arc curve are They are synchronized and transferred simultaneously to the arcuate transfer device.

[Operation] In the device configured as described above, the drive mechanism rotates a plurality of rotatably connected movable links, bringing the arrangement direction regulating surfaces provided on the side surfaces of each link into close contact with each other. Possibly arranged in a straight line or in an arc. Therefore, when this transfer device receives an article from a linear conveyance device, the link rows are arranged in a straight line, and when the article is transferred to an arcuate conveyance device, the link rows are arranged in an arc shape. A plurality of articles can be transferred simultaneously between the device and the arc-shaped conveyance device.

Further, when the link rows are arranged in an arc shape, the article holding mechanisms of each link can be arranged in a complete arc curve.

[Example] Next, the present invention will be explained with reference to illustrated embodiments.

In FIG. 1, there is shown a linear conveying device, such as a chain conveyor 3, which holds the article 1 on a chuck 2 and conveys it intermittently, and an arcuate conveying device, such as a turntable, which holds the article 1 on a chuck 4 and conveys it continuously. 5 and is arranged opposite to each other.

A link device 7 that converts a plurality of articles 1 held in a chuck 6 (hereinafter referred to as chuck 6) as an article holding mechanism from a linear arrangement to an arcuate arrangement, and a link device 7 that is placed on a slider 8. a horizontal movement device 10 that moves horizontally using an air cylinder 9; a slide 11; and an air cylinder 1.
2, and a lifting device 13 that engages with the horizontal moving device 10 to move the link device 7 and the horizontal moving device 10 in the vertical direction; a cam plate 14 and a cam follower 15; A synchronizing device 16 for synchronizing the moving device 10, the lifting device 13, and the turntable 5 is provided below the chain conveyor 3 and the turntable 5.

In FIGS. 2 and 3, the link device 7 includes a fixed link 18 fixed to one surface of the board 17,
A plurality of links (in this example, three
movable link 21 and movable end link 22
and a driving cylinder 24 as a link driving mechanism connected to the movable end link 22 via a connecting rod 23. The movable link 21 is made of a substantially I-shaped plate, has connecting flanges on both sides of its center, and has a chuck 6 fixedly attached to one end for holding an article. Further, both side surfaces of one end of the movable link 21 form a linear side arrangement direction regulating surface 25, and both side surfaces of the other end form an arc side arrangement direction regulating surface 26. The fixed link 18 and the movable end link 22 have a chuck 6 fixed to the end on the same side as the movable link 21, and a linear side arrangement direction regulating surface 25 and an arcuate side arrangement direction regulating surface 26 on the side surface corresponding to the movable link 21. are formed respectively.

When the driving cylinder 24 of the link device 7 is operated to slide the connecting rod 23 upward in the drawing, the movable end link 22 and the movable link 21 that engage with this move counterclockwise around the pin 20 of the flange 19. direction, and stops in close contact with the linear side arrangement direction regulating surface 25, so that the link chain becomes linear, and the chucks 6 of each link are arranged in a straight line (see FIG. 2).

Next, when the connecting rod 23 is slid downward in the figure by the driving cylinder 24, the movable end link 22 and the movable link 21 each rotate clockwise and stop in close contact with the arc-side arrangement direction regulating surface 26. , the link chain has an arc shape, and the chucks 6 of each link are arranged on an arc curve in accordance with the conveyance row of the turntable 5 (see FIG. 3).

The degree of curvature of the arc-shaped arrangement of the chucks 6 can be adjusted by adjusting the interval between the arc-side arrangement direction regulating surfaces 26.

In the article transfer apparatus configured as described above, the article 1 held by the chuck 2 of the chain conveyor 3 and conveyed linearly intermittently is transferred to the link device 7.
When moving upward, the link device 7 is raised to the vicinity of the conveyance row of the chain conveyor 3 by the lifting device 13, and a plurality of articles 1 (in this example, five) are clamped by the chuck 6 of the link device 7. .
At the same time, the chuck 2 of the chain conveyor 3 is released and the five articles 1 are held by the link device 7. The link device 7 is lowered to a predetermined position by the lifting device 13 while holding the article 1 in a straight line.
Next, while operating the driving cylinder 24 of the link device 7 to convert the linear arrangement of the articles 1 into an arcuate arrangement, the horizontal moving device 10 moves the link device 7 to the left in the figure, and the turntable 5 is moved. position downward. While synchronizing the speed of the turntable 5 with the synchronizer 16, the link device 7 is raised to the vicinity of the conveyance row of the turntable 5 by the lifting device 13, and the chuck 4 of the turntable 5 moves the five pieces held by the link device 7. The article 1 is held at the same time. At the same time, the chuck 6 of the link device 7 is released, and the article 1 is transferred to the turntable 5 and continuously conveyed. The link device 7 that has completed the transfer of the article 1 is connected to the synchronization device 16 and the lifting device 13.
The chucks 6 are moved to the right in the figure by the horizontal moving device 10 while operating the driving cylinder 24 to convert the arcuate arrangement of the chucks 6 into a linear arrangement, and return to the original position. By repeating the operation of the link device 7 described above, the chain conveyor 3
From there, a plurality of articles 1 can be sequentially transferred to the turntable 5 for cleaning. Note that the link device 7
It is also possible to transfer a plurality of articles 1 from the turntable 5 to the chain conveyor 3 at the same time by changing the order of operations.

As shown in FIG.
Similarly, by forming it in a tapered shape, it is also possible to transfer a plurality of articles from an arc-shaped transport device that moves intermittently to an arc-shaped transport device that moves continuously. Furthermore, by changing the taper angle of the arrangement direction regulating surface provided on each link or the interval between the arrangement direction regulating surfaces, it is possible to arrange the links not only in a circular arc but also in a shape in which the radius of curvature changes continuously. .

Furthermore, by synchronizing the synchronization device of the present invention with the linear conveyance device, it is possible to transfer multiple articles between the linear conveyance device that moves continuously and the arcuate conveyance device that moves intermittently. It is.

Furthermore, even if the article holding intervals of the two conveying devices that engage with the device of the present invention are different, this can be handled by changing the mounting position of the chuck 6 of each link of the link device 7.

[Effects of the invention] The present invention uses a link device that converts a plurality of articles arranged in a straight line into an arcuate arrangement, so that articles can be continuously transferred from a linear conveyance device that conveys articles intermittently. This is a device that simultaneously transfers a plurality of articles to an arcuate conveying device that conveys objects, and has an extremely excellent practical effect in that it can efficiently improve the operating speed of the entire conveying device.

[Brief explanation of the drawing]

Fig. 1 is a partially longitudinal side view showing an embodiment of the present invention, Fig. 2 is a plan view showing an example in which the chuck of the link device of the present invention is in a straight line, and Fig. 3 is a side view showing an example in which the chuck in Fig. 2 is in a circular arc. Plan view showing an example in the state, No. 4
The figure is a plan view showing another embodiment of the movable link according to the present invention. 1... Goods, 3... Chain conveyor (linear conveyance device), 5... Turntable (arc shaped conveyance device), 6... Chuck (goods holding mechanism), 7...
Link device, 18... fixed link, 19... flange, 20... pin, 21... movable link, 25
... Linear side arrangement direction regulating surface, 26 ... Arc side arrangement direction regulating surface.

Claims (1)

[Scope of utility model registration request] In an article transfer device that simultaneously transfers a plurality of articles from a linear conveyor 3 that conveys articles intermittently to an arcuate conveyor 5 that continuously conveys articles, a fixed link 18 and a The arrangement direction regulating surface 25 is rotatably connected to the flange 19 via the pin 20 and provided on the side surface thereof.
a plurality of movable links 21 arranged in a linear or arcuate manner with close contact between the two, and the fixed link 18;
It has an article holding mechanism 6 provided on the movable link 21 and a drive mechanism 24 for rotating the movable link 21, and has a plurality of articles that are intermittently conveyed by the linear conveyance device 3. It was equipped with a device for arranging articles on an arcuate curve in accordance with the conveyance line of the arcuate conveyor device 5, and a device for synchronously transferring a plurality of articles arranged on the arcuate curve to the arcuate conveyor device 5. An article transfer device characterized by: