JPH06156431A - Transfer device for packeted article - Google Patents

Abstract

PURPOSE:To provide a transfer device for a packeted article which can hold a cut packeted article and put it on a conveyor without adding a scar to affect the sealability of a content, by a simple constitution. CONSTITUTION:A transfer device M puts a packeted article W which is cut by a cutter 1 on a conveyor 5, and sends it to the next process, and is equipped with a holding part 17 at the tip of a rotary arm 14. The holding part is an approx. U-shaped gripping part 17 which is equipped with a bottom wall 17a to hold a sealed part C1 of the packeted article W, and two side walls 17b (fixed claw 18) and side wall 17c (movable claw 21 which is energized to the fixed claw side). The movable claw 21 is equipped with a regulating seat 26. In the vicinity of the cutter 1 and above the conveyor 5, contact parts 29, 30, which respectively come into contact with the regulating seat 26 when the gripping part 17 is arranged under the cutter 1, an the regulating seat 26 when the gripping part 17 is arranged directly above the conveyor 5, and make the movable claw 21 separate from the fixed claw 18, are arranged.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaged product in which the periphery is sealed and the contents are continuously packed in a bag, which is then cut with a cutter, and the packaged product is placed on a conveyor arranged below and sent to the next step. The present invention relates to a package transfer device.

[0002]

2. Description of the Related Art Conventionally, in a bag-making and packaging machine for making a packaged product such as a bath salt, the contents such as a bath salt are packed in, for example, 12 rows and, for example, 3 packets from each row. No. 1 was separated into rows, and further cut in a cutter so as to be separated in the longitudinal direction, to produce 4 individual packages of 3 packages each.

[0003] Then, each of the cut three packages is suction-held and transferred onto a conveyor, and in the next collecting step, for example, seven packages are collected, and then the seven packages are collected. The final product was made by banding and packing the package with tape.

In the structure of the conventional transfer device for sucking and holding the packaged product, a rotating arm which is rotated by a rotating shaft is arranged between the lower part of the cutter and the part directly above the conveyor, and the separating arm is provided at the tip of the rotating arm. As a holding portion for holding the packaged product, a suction nozzle for sucking the center of the packaged product is arranged, and a backing plate is arranged behind the packaged product.

However, in the conventional transfer device, when the packaged product is sucked and held, the packaged product is pressed against the pad plate side.
Since the suction nozzle is pressed against the center of the packaged product to hold the packaged product by suction, the packaged product may be damaged by the suction nozzle and the sealing property of the contents may be impaired.

Further, in the case of holding by suction with a suction nozzle, a mechanism for pressing the suction nozzle against the packaged product is required, and the suction nozzle is connected to a suction means such as a suction blower via a predetermined opening / closing valve. Need to do so.

That is, not only a mechanism for pressing the suction nozzle, but also a sensor for detecting the position of the suction nozzle,
Various sensors are required for adjusting the opening / closing timing of the on-off valve for holding the packaged items and separating the packaged items, which complicates the apparatus.

The present invention has been made to solve the above-mentioned problems and has a simple structure for holding a cut packaged product without damaging the sealability of the contents and carrying it on a conveyor. It is an object of the present invention to provide a transfer device for a packaged product that can be placed on a container.

[0009]

In a transfer device according to the present invention, a packaged product in which the periphery is sealed and the contents are continuously packaged and then cut with a cutter is placed on a conveyor arranged below. A transfer device for a packaged product that is held and transferred by a holding portion arranged at the tip of a rotating arm that is rotated between the lower part of the cutter and the part directly above the conveyor when sending to the next step. The holding portion is a substantially U-shaped grip portion having a bottom wall for holding the seal portion of the packaged product and two side walls, and the grip portion has one side wall of the substantially U shape as the arm tip. Is configured as a fixed claw fixed to the fixed claw, and the other side wall is configured as a movable claw which is opposed to the fixed claw and is biased toward the fixed claw side. It is provided above and below the conveyor so that the grip is below the cutter. An abutting portion that abuts the regulating seat when placed and the regulating seat when the gripping portion is arranged directly above the conveyor to separate the moving claw from the fixed claw, is provided. It is characterized by being.

[0010]

In the transfer device according to the present invention, the gripping portion is arranged when the packaged product cut by the cutter falls. At that time, the contact portion arranged near the cutter contacts the restriction seat of the grip portion to separate the moving claw from the fixed claw. Therefore, the packaged product is housed between the moving claw and the fixed claw with the peripheral seal part abutting against the bottom wall of the grip part.

Then, the rotating arm rotates to place the gripping portion directly above the conveyor. At that time, when the gripping part is separated from the cutter part, the contact part in the vicinity of the cutter is separated from the regulation seat, so that the moving claw is urged toward the fixed claw side to move, and the movable claw and the fixed claw separate the packaged product. While holding the seal part of the, the packaged product is transferred in that state.

Further, when the grip portion is arranged directly above the conveyor, the contact portion arranged above the conveyor contacts the regulating seat, so that the moving claw is separated from the fixed claw and the movable claw and the fixed claw are separated from each other. The packaged product that has been gripped by the seal part is separated from the grip part that is placed on the conveyor.

After that, the rotating arm waits with the gripping portion arranged below the cutter in order to grip the next packaged product.

Therefore, in the packaged product transfer device according to the present invention, the holding portion at the tip of the rotating arm is utilized by using the fixed claw and the movable claw that is biased toward the fixed claw and provided with the regulating seat. It is possible to transfer a packaged product with a simple structure, which is configured as a (holding part) and a contact part is arranged at a predetermined position.

In addition, in the packaged product transfer device according to the present invention, the packaged product is gripped and transferred around the packaged product. It is configured so that even if it is gripped, it does not cause a scratch that impairs the sealability of the packaged product.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

The transfer device M of the embodiment is arranged as an accessory of the bag making packaging filling machine, and is arranged between the cutter 1 and the conveyor 5 as shown in FIG.

Briefly describing the production of the divided product W in the bag making packaging filling machine, first, two strip-shaped wrapping papers are opposed to each other and fed downward, and a predetermined portion of the two wrapping papers is heat-sealed. Meanwhile, a predetermined amount of contents such as a bath salt is packed in 12 rows between both wrapping papers. After that, the 12 rows are separated into 4 rows of 3 packets each by a cutter, and further cut by the cutter 1 so as to be separated in the longitudinal direction of each row as shown in FIG. 1, and as shown in FIG. The packaged product W including the three separate packages B is manufactured. In FIG. 1, 2 is a fixed blade,
3 is a moving blade. Further, in FIG. 4, S is a slit and I is an eye notch, which are formed at the time of cutting. Further, C is a sealing portion in which two wrapping papers around the packaged product W are heat-sealed to each other so as to enclose the contents.

Then, the transfer device M places three divided packages W on the conveyor 5. This conveyor 5
Transports the packaged items W to the collecting step, and accumulates the 7 packaged items W each in the collecting step. After that, 7 pieces of packaged products W are sent to the banding process or the boxing process to be the final products. In addition, 6 is a driven roller and 7 is a hook. The hook 7 plays a role of pushing out the packaged product W to the accumulation site when the packaged product W is accumulated on the end side (not shown) of the conveyor 5.

As shown in FIGS. 1 to 3, the transfer device M is provided with a rotary shaft 12 that is opposed to the packaged product W with the axial direction being the horizontal direction and that reciprocally rotates. Spline 1 provided with a groove or protrusion along the axial direction
3 is formed. Further, the rotating shaft 12 is provided with four rotating arms 14 so as to face the four packaged items W. The rotary shaft 12 is connected to the drive source of the bag making and packaging machine by using a gear device (not shown).
It is configured to rotate normally and reversely within a range of a predetermined angle in accordance with the timing of manufacturing the packaged product W of the bag making packaging filling machine.

Each rotating arm 14 is provided with a gripping part 17 as a holding part for holding the packaged product W at the tip thereof.
Is rotated between below the cutter 1 and immediately above the conveyor 5 as the rotation shaft 12 rotates.

Each pivot arm 14 has its base portion slidably mounted on the pivot shaft 12 so that the cam groove 1 is formed on a part of its peripheral surface.
The cylindrical cam portion 15 has a substantially cylindrical shape and includes 5a. Each cylindrical cam portion 15 has the pin 11 fixed to the frame 10 of the transfer device M inserted into the cam groove 15a. This cam mechanism, when the rotating shaft 12 is rotated, places the four packaged products W on the conveyor 5 when the packaged products W are separated from each other.
Incorporated for mounting at intervals.

Each of the holding portions 17 has a substantially U shape having a bottom wall 17a and two side walls 17b and 17c, and is formed at the tips of the two support rods 16 fixed to the cylindrical cam portion 15. .

The side wall 17b is composed of the holding surface 19 of the fixed claw 18, the side wall 17c is composed of the holding surface 22 of the moving claw 21, and the bottom wall 17a is the bottom surface 18 of the fixed claw 18.
It is composed of a.

The fixed claw 18 is fixed to the rod 16 so as to connect the two support rods 16 to each other, and the movable claw 21 is provided.
Are slidably arranged on the cylindrical cam portion 15 side of each support rod 16. A coil spring 28 is mounted on each support rod 16 as a biasing unit that biases the moving claw 21 toward the fixed claw 18.

Further, the fixed claw 18 is arranged such that the holding surface 19 is orthogonal to the support rod 16 on the moving claw 21 side.
The guide surface 20 is configured to be separated from the moving claw 21 as it is separated from the holding surface 19.

The moving claw 21 has a holding surface 22 and a fixed claw 18.
The guide surface 23 is arranged so as to face the holding surface 19 and is separated from the holding claw 18 as the distance from the holding surface 22 increases.

The width dimension of the holding surfaces 19 and 22 between the fixed claw 18 and the movable claw 21 (the holding surface 19.2 shown by the solid line in FIG. 1).
2 is approximately equal to the width dimension of the seal portion C1 on the side where the packaged product W is gripped.

Further, on the side of the cylindrical cam portion 15 of the moving claw 21, slide portions 24, 24 for covering the support rods 16 are formed, and through the slide portions 24, insertion holes for inserting the support rods 16 are inserted. 25 are formed.

A central hole 27 is provided between the sliding portions 24, and a cylindrical restricting seat 26 is provided.

On the other hand, the frame 10 of the transfer device M is provided with four abutting portions 29 and 30 which can abut the regulating seat 26 near the cutter 1 and above the conveyor 5.
The contact portion 29 is arranged at a position where the grip portion 17 of each rotating arm 14 can come into contact with the restriction seat 26 when the grip portion 17 of each rotating arm 14 is arranged below the cutter 1, and the contact portion 30 includes the grip portion of each rotating arm 14. 17 is arranged at a position where it can come into contact with the restriction seat 26 when it is arranged directly above the conveyor 5.

These abutting portions 29 and 30 are formed in a substantially L-shape, and the abutting portion 29 is such that the rotating arm 14 rotates relative to the abutting portion 29 in the clockwise direction in FIG. When coming in, it comes into contact with the restriction seat 26 while being inserted into the central hole 27,
Further, when the rotating arm 14 is rotated to a position along the horizontal direction, the movable claw 21 (the clamping surface 22) is fixed to the fixed claw 18 (the clamping surface 19) via the restriction seat 26 against the biasing force of the coil spring 28. ) Is configured to be separated from the. Similarly, when the rotating arm 14 rotates in the counterclockwise direction in FIG. 1, the contact portion 30 also comes into contact with the restriction seat 26, and the rotating arm 14 passes through the lowest point and is inclined about 45 °. When rotated to a position inclined to the
The moving claw 21 (holding surface 22) against the urging force of the fixed claw 1
8 (clamping surface 19). The rotation end of the rotating arm 14 on the side of the contact portion 30 is located at a position where the rotation arm 14 comes closest to the conveyor 5 and then leaves.

Next, an operation mode of the transfer device M of the embodiment will be described. Note that the four rotary arms 14 are already on standby below the cutter 1 at positions along the horizontal direction.
At that position, the contact surface 29 separates the holding surfaces 19 and 22 of the fixed claw 18 and the moving claw 21 from the guide surfaces 20 and 23 from each other.

First, when the packaged products W cut by the cutter 1 into three packages each fall, the packaged products W are guided by the guide surfaces 20 and 23 and the lower part of the packaged product W is fixed between the sandwiching surfaces 19 and 22. The package W is placed on the bottom surface 18 a of the claw 18, and the individual packaging products W are stored in the gripping portion 17, respectively.

After that, each rotating arm 14 rotates counterclockwise in FIG. 1 to dispose the gripping portion 17 directly above the conveyor 5. At that time, when each gripping portion 17 moves away from the portion where the cutter 1 is arranged, the contact portion 2 near the cutter 1 from the regulating seat 26 is removed.
Since 9 is separated, the biasing force of the coil spring 28 causes
The moving claw 21 moves to the fixed claw 18 side, and the seal portion C1 of each packaged product W is held by the holding surfaces 19 and 22 and held by the holding portion 17. Then, in that state, each packaged product W is transferred to the vicinity above the conveyor 5.

When the grips 17 move from the vicinity of the cutter 1 to the position above the conveyor 5, the rotary arms 14 are moved.
Is the pin 1 in the cam groove 15a of the cylindrical cam portion 15 on the base side.
Since 1 is inserted, they move on the conveyor 5 so as to separate from each other, as shown in FIG.

Further, when each of the gripping portions 17 has been placed just above the conveyor 5 past the lowest point, the abutting portion 30 placed above the conveyor 5 is inserted into the central hole 27 and the restriction seat 26 is placed. Abut. Further, each rotating arm 14
1 rotates counterclockwise in FIG. 1, the contact portion 30 resists the urging force of the coil spring 28 and causes the contact surface 30 of the moving claw 21 to grip.
2 is separated from the holding surface 19 of the fixed claw 18. Then, at that time, each packaged product W is placed on the conveyor 5 while sliding on the guide surface 20 and away from the grip portion 17.

Thereafter, each rotating arm 14 rotates clockwise in FIG. 1 so as to arrange the gripping portion 17 below the cutter 1 in order to grip the next packaged product W, and the initial position is obtained. (The position shown by the solid line in FIG. 1) is restored.

The moving speed of the gripping portion 17 is faster than the conveying speed of the conveyor 5, and the gripping portion 17 rotates until it comes close to the conveyor 5 and then separates. When returning to the initial position after being placed, there is no risk that the gripping portion 17 will catch the packaged product W.

Therefore, in the transfer device M of the embodiment, the fixed claw 18 and the movable claw 21 that is biased toward the fixed claw 18 and provided with the regulation seat 26 are used to grip the tip of the rotating arm 14. The part 17 is configured and the contact part 29 is provided at a predetermined position.
The packaged product W can be transferred with a simple configuration in which only 30 is arranged.

Further, in the transfer device M of the embodiment, the seal part C1 around the packaged product W is gripped and transferred, and the seal part C1 is constructed by stacking the wrapping paper in a double layer. Therefore, even if it is gripped, it does not cause a scratch that impairs the sealing property of the packaged product W, and the same effects as those described in the section of the action and effect of the invention described above are achieved.

Further, in the embodiment, each rotating arm 14 is
Cylindrical cam portion 15 having a predetermined cam groove 15a on the base side
And the cylindrical cam portion 15 is slidably mounted on the rotary shaft 12 provided with the spline 13.
The individual packaged articles W that are close to each other in parallel and are dropped from the cutter 1 are separated from each other and are aligned along the conveying direction of the conveyor 5 without inclining the longitudinal direction of the individual packaged articles B. Since they can be arranged, the next integration process can be smoothly performed.

Further, in the embodiment, each gripping portion 17 is brought into contact with the left and right sides of the packaged product W on both sides of each gripping portion 17 at a position where the gripping portion 17 comes closest to the conveyor 5, and the gripping portion 17 opened surely. A regulating plate 31 for disengaging the packaged product W is arranged in the. Therefore, each packaged product W can be placed on the conveyor 5 in a more uniform posture.

In the embodiment, the case where four packaged articles W are transferred has been shown, but of course, when one or an appropriate number of packaged articles W is transferred from below the cutter 1 onto the conveyor 5. The present invention can be applied.

Further, in the embodiment, as the grip portion 17, the one in which the fixed claw 18 is provided on the tip side of the rotating arm 14 is shown. However, as shown in FIGS. 5 and 6, the movable claw 21 is provided on the distal end side of the rotating arm 14 so that the bottom wall 37a and the side wall 37b can be formed.
The grip portion 37 composed of 37c may be configured. This grip portion 37 has a fixed claw 1 having a sandwiching surface 19 as a side wall 37b.
8 is fixed to the tips of the support rods 16 and the bottom surface 2
1a is the bottom wall 37a and the holding surface 22 is the side wall 37c.
6 is used as an exterior. Incidentally, in such a configuration, it is necessary to bring the contact portion 29 and the like into contact with the restriction seat 26 from the base side of the rotating arm 14.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention.

FIG. 2 is a partially omitted sectional view showing a II-II portion of FIG. 1 of the same embodiment.

FIG. 3 is a partially omitted plan view showing a state where a grip portion of the embodiment is moved.

FIG. 4 is a perspective view showing a packaged product held by the embodiment.

5 is a sectional view showing a grip portion of another embodiment, and FIG.
V-V site of

FIG. 6 is a plan view of a grip portion of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Cutter, 5 ... Conveyor, 14 ... Pivoting arm, 17/37 ... (Holding part) gripping part, 17a / 37a ... Bottom wall, 17b / 17c / 37b / 37c ... Side wall, 18 ... Fixed claw, 19 ... Clamping Surface, 21 ... Moving claw, 22 ... Clamping surface, 26 ... Regulation seat, 28 ... Coil spring, 29.30 ... Abutting portion, C1 ... Sealing portion, W ... Packaged product

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shigetoshi Mochizuki 392 Tsukiji Shizuoka Plant, Fujieda City, Shizuoka Prefecture Tsumura Shizuoka Co., Ltd. (72) Inventor Toru Sugita 392 Tsukiji Tsukiji City, Fujieda City, Shizuoka Ltd. 72) Inventor Michio Nagasawa 392 Tsukiji, Fujieda City, Shizuoka Prefecture Tsumura Co., Ltd. Shizuoka Plant (72) Inventor Yuio Ishii 2-103 Nazuka-cho, Nishi-ku, Nagoya-shi, Aichi Prefecture

Claims (1)

[Claims] 1. When a packaged product, in which the periphery is sealed and the contents are continuously packed in a bag and then cut with a cutter, is placed on a conveyor arranged below and sent to the next step, below the cutter and the above A transfer device for a packaged product that is held and transferred by a holding unit arranged at the tip of a rotating arm that is rotated directly above the conveyor, wherein the holding unit seals the packaged product. A substantially U-shaped grip portion having a bottom wall for holding and two side walls, wherein the grip portion is a substantially U-shaped one side wall as a fixing claw fixed to the arm tip, and the other side wall. The movable claw is configured as a moving claw that is urged toward the fixed claw side so as to face the fixed claw, a restricting seat is provided on the movable claw, and the grip is provided near the cutter and above the conveyor. The restriction seat and the grip when arranged below the cutter. Transfer of a packaged product, characterized in that an abutting portion for abutting against the regulating seat when the portion is arranged directly above the conveyor to separate the moving claw from the fixed claw is provided. apparatus.