JPH08119441A - Article carrying method and article carrier - Google Patents

Abstract

PURPOSE: To provide an article carrying method and an article carrier which can prevent troubles such as liquid blow, bite of a container, at carriage of the container, and can perform processing treatment smoothly and highly efficiently. CONSTITUTION: In the carriage of articles (b) being received from one side about the position of processing treatment position 6 of the article (b) and being let in, and being let out from the other side after processing treatment, a delivery means 5, which rotates and shifts synchronously with the supply speed of the articles (b), receives the articles (b), and when they reach the position of processing treatment, the delivery means 5 is stopped, and after application of specified processing treatment, the delivery means 5 is operated again to let out the article (b).

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an article conveying method and an article conveying apparatus used in the industry for filling and packaging a liquid or the like in a container.

[0002]

2. Description of the Related Art Currently, in the filling and packaging industry for liquids,
The process of filling a container with liquid or the like and the process of applying a lid to this container are carried out sequentially in the middle of a continuously flowing line. The finished product is returned to the line again and conveyed to the next processing step.

In these processing operations, for example, as shown in FIG. 4, in a cap winding apparatus by intermittent operation of a single-axis or a double-axis capper, the containers 70 are distributed in a single row or in two rows although not shown. The container 70 is intermittently sent to the processing position 71, and when the container 70 is stopped, the cap is wound and the like is processed. Even when the container is extended, it is rotated and run below the processing position 71. This is done intermittently by a turret wheel 74 having a conveyor 72 and a pocket 73 for receiving the container 70.

[0006] This container is fed in at the processing position 7
In FIG. 1, since it is performed in a direction perpendicular to the tangential direction of the rotating conveyor 72 and the turret wheel 74, the container 70 abuts the turret wheel 74 at the final mounting position y as shown in FIG. Due to this, an accident occurs in which the liquid in the container 70 is spilled.

Further, the conveyor 72 running under the container 70 saves the bottom of the container 70 and causes trouble such as falling.

After the container 70 has entered the pocket 73 of the wheel 74, the impact of hitting the back of the pocket 73 does not stop the shake of the container 70, or the influence of the conveyor 72 moving on the bottom of the container 70 causes the container 70 to move. When the wheel 74 moves at a right angle to the conventional traveling method of the container 70 due to the fluctuation, the container 70 becomes unstable and falls down, or it is caught by a guide for transfer and cannot be conveyed. Furthermore, problems such as liquid spraying occur.

In particular, when the liquid level in the container is close to the container mouth, the container is soft, the shape of the container is unstable, the production capacity is increased, and the speed of each part is increased, the above-mentioned various problems occur. Is likely to occur.

As described above, in the industry, the frequency of troubles is high and the production capacity cannot be increased, the operation rate is lowered, the loss due to defective products is generated, or the troubles are frequently generated, and the recovery work and the product are frequently performed. The current situation is that there are many problems such as laborious inspection and labor saving.

[0009]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is received from one side with respect to the processing position of an article, fed in, processed, and then from the other side. When the article to be fed out is conveyed, the article is received by the delivery means that revolves in synchronism with the supply speed of the article, and when the article reaches the processing position, after the delivery means is stopped and predetermined processing is performed. By again operating the delivery means to feed out the article, it is possible to prevent troubles such as liquid blowing and container jamming at the time of container transportation, and it is possible to perform processing smoothly and efficiently. An object of the present invention is to provide a transportation method and an article transportation device.

[0010]

[Means for Solving the Problems] The means for achieving the above object of the present invention is to provide a plurality of articles, which are supplied at a predetermined speed, from one side with respect to a processing position in a processing means of the article. After the article is received, fed in, processed, and then conveyed, the article delivered from the other side of the processing position receives the article by the delivery means that rotates in synchronism with the supply speed of the article to the processing position. When it reaches, after stopping the delivery means and performing a predetermined processing,
It is a method of transporting an article in which the delivery means is operated again to deliver the article.

Further, after receiving the article, the article transfer speed is once increased and then decelerated, and when the article reaches the processing position, the delivery means is stopped, a predetermined processing is performed, and then the delivery means is carried out again. Is a method of conveying an article by activating the.

Further, there is an article conveying method in which the article is conveyed by a delivery means having a plurality of sets of delivery members having a phase difference of a predetermined pitch.

Then, a processing means for processing the article, and a conveying path of an arcuate orbit having a feeding section and a feeding section for the article on both sides of the processing position of the processing means, and this conveyance. The article supply means facing the start side of the path, the article discharging means facing the end side of the transport path, and the article corresponding to the transport path are provided to receive the article of the article supply means and carry it to the processing position. And a delivery means for sending the article to the article discharging means after the processing, the article transporting device.

The delivery means includes a plurality of sets of delivery members which are rotatably supported on concentric shafts and have a phase difference of a predetermined pitch, and a rotation means which is linked to the delivery members and is driven individually. It is in the configuration of the article transporting device provided.

[0015]

The article transporting method and the article transporting apparatus of the present invention configured as described above have the following actions.

The article is received from one side and fed into the processing position in the processing means, and after the processing,
It is fed from the other side of the processing position.

Therefore, the article sent by the article supply means is transferred to the processing position by the delivery member of the delivery means which is rotated in synchronization with the supply speed of the article provided corresponding to the conveyance path to the processing position. On the front side, it is rewound to the processing position along the transport path of the circular arc track.

Then, after the delivery means is stopped and a predetermined processing is performed, the delivery means is operated again to feed out the processed and processed articles.

Further, when the article delivered to the processing position is fed, the article transfer rate of the article received by the delivery means is made higher than the transfer rate of the article supply means. Corresponding to a processing means that requires a longer processing time.

Even when the article is delivered by the delivery means, for example, even when the article is filled with the liquid, the increase or decrease in the transfer speed of the delivery means may affect the liquid in the article by inertial force or the like. It is not given and does not cause inconvenience such as liquid spillage.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an article carrying method and an article carrying apparatus according to the present invention will be described below with reference to the drawings.

The article conveying method and the article conveying apparatus A, which are the apparatus according to the embodiment of the present invention, are used in a processing line in the industry for filling and packaging liquids such as chemicals, detergents and foods into the container b which is an article. In the filling and packaging of the container b, for example, it is used for a wrapping machine that attaches the cap c to the mouth of the container b.

The apparatus A of the embodiment of the present invention is shown in FIGS.
As shown in FIG. 3, the processing means 1, the transport path 2, the article supply means 3, the article discharge means 4, and the delivery means 5 are basically configured.

The above-mentioned processing means 1 is a twin type (some of which is a single type) in which the cap b is attached to the mouth of the container b in the above-mentioned winding machine.
The processing position 6 is provided with a holding means 7 for the container b that can be arbitrarily operated.

The above-mentioned transport path 2 is formed in an arcuate path having a feeding section 8 and a feeding section 9 of the container b on both sides of the processing position 6 of the processing means 1 and sandwiching the processing position 6.
The processing position 6 has a substantially linear shape that enters from one side and discharges to the other side.

An arcuate guide 2a is formed on the transport path 2 so that the outer peripheral portion of the container b is in contact with and follows the rotation path of the delivery means 5 described later.

The above-mentioned article supply means 3 is provided with the conveying path 2
Of the container b, which is exposed to the starting end side of the feeding section 8 and is conveyed by the conveyor 11 along the feeding guide 10.
The screw conveyor 1 facing the conveyor 11.
2 allows the containers to be conveyed one by one at a predetermined speed continuously to the conveying path 2
Send to.

The above-mentioned article discharging means 4 faces the terminal end side of the feeding section 9 in the conveying path 2, and the feeding guide 1
3 is conveyed by the conveyor 14 to the next process at a predetermined speed (for example, the same speed as the article supply means 3).

The delivery means 5 is provided corresponding to the article supply means 3 and the article discharge means 4 in the transport path 2 and the processing position 6 of the processing means 1, and the article supply means 3 is provided.
The container b is received, carried to the processing position 6, and after the processing, sent to the article discharge means 4.

In the first example shown in FIG. 2, the structure is such that a hollow first shaft 17 is rotatably mounted in a support cylinder 16 attached to a frame 15, and the hollow shaft is inserted into the first shaft 17. A hollow second shaft 18 is rotatably mounted, and further,
A third shaft 19 is rotatably mounted in the second shaft 18, and the first, second and third shafts 17, 18, 19 are attached.
Are supported by the frame 15 so as to be concentric.

Also, these first, second and third axes 1
Rotating means 2 with a speed reducer 7 or 18 or 19 is provided with an index cam or a servo motor or the like which is rotationally driven in association with transmission members 20, 21 or 22 such as gears and couplings.
3, 24, 25 are connected to each other, and each shaft 17,
18 and 19 can be converted independently and at any rotation speed under the control of the control means 26.

Further, these first, second and third axes 1
Transfer members 30, 31, 32 having locking portions 27, 28, 29 for engaging and transferring the outer periphery of the container b are provided at the ends of the transfer members 30, 31, 32 on the upper portions of 7, 18, 19 with a phase difference of a predetermined pitch. It is held and connected radially.

The locking portions 27, 28, 29 described above are provided.
In some cases, a plurality of containers b may be connected to each other so as to be locked at one time. In FIG. 1, two containers b can be locked.

Therefore, according to the apparatus A of the above-described embodiment, the cap c is attached to the mouth of the container b filled with the liquid.
In the case of applying the lid, the container b containing liquid, which is continuously fed in a line by the conveyor 11 in the article supply means 3.
Is the feeding section 8 of the conveying path 2 by the screw conveyor 12.
Transferred to.

Then, the integral 30 of the delivery members 30, 31, 32 of the delivery means 5 facing the end of the article supply means 3 is rotated in synchronization with the transfer speed of the container b by the screw conveyor 12. , The screw conveyor 12
The container b located at the end point of is engaged with the locking portions 27 having two of them, and moves to the processing position 6 along the arc guide 2a as the delivery means 5 rotates.

At this time, the rotation speed of the delivery member 30 by the rotating means 23, that is, the moving speed of the container b is conveyed at a speed (accelerated) higher than the transfer speed of the container by the screw conveyor 12, and is processed. When approaching the processing position 6, the vehicle is decelerated and stopped at the position 6.

The delivery member 5 allows the container b to be inserted tangentially in the locus along which the delivery member 30 rotates with respect to the processing position 6.

After the predetermined processing is completed,
The delivery member 30 is driven by the rotation means 23 thereof so that the delivery member 9 is on the other side of the processing position 6, that is, the feeding section 9 in the transport path 2.
And is delivered to the article discharge means 4 connected to the delivery section 9.

At this time, the next delivery member 31 synchronized with the container feeding speed of the screw conveyor 12 engages the container b located at the end point of the screw conveyor 12 and transfers it to the processing position 6. , The delivery member 30
Since the feeding speed is increased in the feeding section 8 and sent to the processing position 6, even if it takes a long time to cover the container b at the processing position 6, the next delivery member 31 is increased due to the speeding up of the transfer of the container b. The container b in FIG.

Further, the delivery of the container b from the conveyor 12 by the delivery means 5 is performed along the transfer direction of the conveyor 12 and, when the container b is supplied to the processing position 6, this position is set. 6 is carried out by a substantially linear transfer motion that moves from one side to the other side with respect to 6, so that even if the container b is filled with liquid, the transfer speed of the delivery means 5 is increased or decreased and the processing position is changed. At the time of stop at 6, the liquid in the container b is not affected by inertial force and the like, and the liquid does not spill over.

Each delivery member 30, 31, 3 in this example
The speed control of the transfer speed of 2 is performed by the rotating means 23, 24, 25 linked to each.

Since this apparatus A can be synchronized with the operation system of the succeeding machine, it is possible to prevent troubles when it is fed into the succeeding machine and to continuously operate in the filling and packaging line. Even if various machines that perform intermittent operation are mixed, if they are connected by the device A of the embodiment of the present invention, line-synchronized operation without freeing the container b becomes possible, and the container gripping (general It is possible to prevent many troubles in various handling operations).

3 shows a second example of the delivery means in the device A of the present invention. In this example, the delivery means 5 is used.
The transfer members 30, 31, 32 are transferred by the single rotating means 23, and the transfer members 30, 31, 32 are transferred.
This is a type in which the transfer speed of (3) is controlled by individual speed control means 33, 34, 35 linked to the transfer members 30, 31, 32.

The delivery member 3 has a structure in which the main shaft 36 provided upright on the frame 15 is provided with locking portions 27, 28, 29 for engaging and transferring the outer periphery of the container b at the end thereof.
0, 31, 32 are radially connected with a phase difference of a predetermined pitch.

Below the transfer members 30, 31, 32, speed control members 40, 41, 42 such as servomotors which can be numerically controlled via mounting members 37, 38, 39 are attached. Pinion gears 44, 45, 46 that mesh with a ring gear 43 attached to the main shaft 36 are pivotally supported by the speed control members 40, 41, 42.

The delivery means 5 is driven to rotate by the main shaft 36.
A drive gear 47 attached to the lower side of the pinion gear 48 pivotally supported by a rotating means 23 such as a servomotor with a speed reducer.
, The rotation speed of the main shaft 36 is controlled by transmitting the measurement of the rotation speed by the encoder 49 to the control means 26, and the transfer speed with the article supply means 3 is synchronized.

Therefore, each delivery member 3 according to this example
The transfer speed of the container b of 0, 31, 32 is increased / decreased by the delivery member 30, 31, 3 which is sequentially rotated by the rotating means 23.
In 2, for example, when the container b received by the transfer member 27 therein is sent to the processing position 6, if the speed control means 40 is operated to rotate the pinion gear 44, the pinion gear 44 meshes with this. Since the ring gear 46 rotates, the rotation speed of the delivery member 27 is increased.

[0048]

According to the present invention configured as described above, when the article supply means and the delivery means are delivered, the articles are fed in the tangential direction of the rotation locus of the delivery means. It is possible to prevent the liquid from being blown at the time of feeding and the biting of the article, and moreover, since the delivery means rotates in synchronism with the article transfer speed of the supply means, there is no impact at the time of delivery so that no fluid is blown.

The delivery means accelerates after being delivered, and then decelerates and stops. Therefore, since the article is traveling at a certain constant speed when it is accelerated, the acceleration is not zero start as in the conventional case. In addition to being able to reduce the impact compared to the conventional one, it is possible to reduce the impact at the time of acceleration and prevent the liquid spray. And so on.

[Brief description of drawings]

FIG. 1 is a schematic plan view showing a first embodiment of an article carrying method and an article carrying apparatus according to the present invention.

FIG. 2 is a vertical sectional view of a main part in FIG.

FIG. 3 is a cross-sectional view of essential parts showing a first embodiment of an article carrying method and an article carrying apparatus according to the present invention.

FIG. 4 is a plan view showing an outline of a conventional container supply device.

FIG. 5 is an explanatory view showing a feeding state of the container in FIG.

[Explanation of symbols]

 b article 1 processing means 2 conveying path 3 article supply means 4 article discharging means 5 delivery means 6 processing position 8 feeding section 9 feeding section 17, 18, 19 shaft 23, 24, 25 rotating means 30, 31, 32 delivery member

Claims (5)

[Claims] 1. A plurality of articles, which are supplied at a predetermined speed, are received from one side with respect to a processing position in a processing means of the article, fed in, processed, and then the other side of the processing position. In the conveyance of the further delivered article, the article is received by the delivery means that revolves in synchronism with the supply speed of the article, and when the article reaches the processing position, the delivery means is stopped and a predetermined processing is performed. After that, the article conveying method is characterized in that the delivery means is actuated again to deliver the article. 2. A plurality of articles, which are supplied at a predetermined speed, are received from one side with respect to a processing position in a processing means of the article, fed in, processed, and then the other side of the processing position. In the conveyance of the further delivered article, when the article is received by the delivery means that revolves in synchronism with the supply speed of the article, the article transfer speed is temporarily increased, and then decelerated to reach the processing position, A method of conveying an article, characterized in that the delivery means is stopped, a predetermined processing is performed, and then the delivery means is actuated again to deliver the article. 3. The article transport method according to claim 1, wherein the article is transported by a delivery means having a plurality of sets of delivery members having a phase difference of a predetermined pitch. 4. A processing means for processing the article, and a conveying path of an arc orbit having a feeding section and a feeding section for the article on both sides of the processing position of the processing means, and this conveyance. The article supply means facing the start side of the path, the article discharging means facing the end side of the transport path, and the article corresponding to the transport path are provided to receive the article of the article supply means and carry it to the processing position. An article conveying device comprising: a delivery means for sending the article to the article discharging means after the processing. 5. The delivery means includes a plurality of sets of delivery members that are rotatably supported on concentric shafts and have a phase difference of a predetermined pitch, and rotation means that are linked to these delivery members and individually driven. The article transporting apparatus according to claim 1, wherein the article transporting apparatus is provided.