KR20090114220A - Film cover package device of open box - Google Patents

Abstract

PURPOSE: An apparatus for packaging the opening of an open box with a film cover is provided to prevent packaging fail resulting from unstable supply of film covers by matching the supply speed film covers with the transfer speed of open boxes. CONSTITUTION: An apparatus for packaging the opening of an open box with a film cover comprises a conveyer belt(10), a press roller(20), a forcible supply part(30), a feed roller(40), and a cutting unit(50). The conveyer belt transfers open boxes(B). The press roller contacts with the upper surfaces of the open boxes, and a guide plate(24) is located in front of the press roller. The forcible supply part includes a control roller(32) and a compression roller(34). A film cover roll(F) is installed on the feed roller. A clutch bearing(42) prevents reverse rotation of the feed roller.

Description

Transparent cover package device of open box

The present invention relates to a transparent cover packaging apparatus of an open box, and more particularly, to a transparent cover packaging apparatus of an open box for finishing the open upper portion of the open box with a transparent transparent cover.

In recent years, the open box, which allows consumers to check the freshness of fruits and agricultural products with the naked eye, has been spotlighted as a packaging means.

In general, the open box has a structure in which the upper part is opened so that consumers can easily check the state of the contents, such as freshness, size, and color, with the naked eye. Finished by a transparent transparent cover to prevent damage.

For example, in the strawberry farming process, using the open box, a number of workers classify the harvested strawberries into open boxes by classifying them into the open box, and then cover the transparent cover cut to the same size as the top size of the open box. Attach the edges with adhesive tape to complete the packaging. As the packaging work depends on the manual work, it is a cumbersome disadvantage that the transparent cover and adhesive tape must be attached to every open box that is shipped hundreds of boxes a day.

In order to automate such manual work, Patent Publication No. 10-2006-0029711 (name: transparent cover attachment device of the open box for fruit packaging) is provided with a conveyor belt that is supplied with an open box containing the fruit, and is provided on the top of the conveyor belt The transparent cover is supplied to close the top of the box, and a cutting machine for cutting the transparent cover is provided with a technology for automatically attaching the transparent cover to the top of the open box.

However, the apparatus for attaching a transparent cover of the open box for fruit packaging is a device for automatically attaching a transparent cover for closing the top of the open box, but many problems have been raised in use as follows.

First, as the transparent cover is attached to the top of the open box and is supplied passively while the open box is transported, the supply length of the transparent cover varies depending on the load of the roller on which the transparent cover is wound. , The transparent cover is not attached to the correct position, of course, a lot of wrinkles are generated.

Second, due to the structural characteristics of the transparent cover being cut by the transversal movement of the cutter blade and the material of the hard cover which is not soft, the transparent cover is cut when the cutter blade hits the side of the transparent cover at the moment the transparent cover is cut. Rather than being cut by, it is often broken by the impact force.

Third, the transparent cover is attached to the upper surface of the open box by the adhesive is applied to both ends, at this time, while the transparent cover is transported to the upper surface of the open box through a plurality of guide rollers, the adhesive surface is attached and detached on the outer peripheral surface of the guide roller smoothly conveyed. Not to mention, the adhesive strength of the adhesive surface was lowered, and after the completion of the packaging, the closed end was easily detached from the open box.

The present invention has been made to solve the above problems, while the supply of the transparent cover is made smoothly while the transparent cover is transported to securely protect the adhesive portion to prevent the adhesive force degradation, the cutting blade is formed in the form of a saw blade transparent cover Open box to improve workability and productivity as the front cover is cut at the same time and the transparent cover is cut precisely, and the open box is transported continuously and the transparent cover is attached and the attachment process is performed continuously. Its purpose is to provide a transparent cover packaging apparatus.

Features of the present invention to achieve this object, the conveyor belt (10); A close contact roller (20) positioned above the conveyor belt (10) and vertically compressed by a show bar (22) provided at both ends while being rotated by a driving force of a motor, and having a guide plate (24) in front of the conveyor belt (10); The intermittent roller 32 is installed on the top of the contact roller 20 so as to be linked to the contact roller 20, and the intermittent roller 32 is positioned to face one side of the intermittent roller 32 to be horizontally moved by the operation of the horizontal cylinder 34a. Forced supply unit 30 is provided with a roller 34; A supply roller (40) installed at a position adjacent to the intermittent roller (32) to prepare a transparent cover (F) in a roll shape, and to prevent reverse rotation by the clutch bearing (42); And a saw blade-shaped cutting edge 50a installed at an inclined position adjacent to the contact roller 20 and protruding by the operation of the inclined cylinder 52 to simultaneously cut the entire front surface of the transparent cover F. The cutting unit 50 is provided; characterized in that it comprises a.

At this time, the outer peripheral surface of the contact roller 20 is formed of a rubber material or is formed to have a brush on the outer peripheral surface.

Then, a plurality of valleys 20a for guiding the bent portion B1 protruding to the top surface of the open box B are formed on the outer circumferential surface of the contact roller 20, and the pressing roller 34 has a plurality of circumferences for preventing adhesive application on the outer circumferential surface. The bone 34b is characterized in that it is formed.

Furthermore Contact roller (20) and Intermittent roller (32) any or all On the outer circumference  Concave-convex (20b) 32b is formed to improve the adhesion with the transparent cover (F).

In addition, the transparent cover (F) is characterized in that it is forcibly supplied by the interlocking operation of the contact roller 20 and the intermittent roller 32 in a state where the intermittent roller 32 and the pressing roller 34 are in close contact.

In addition, a cutting cutter 60 for adjusting the width of the transparent cover F is provided on the outer circumferential surface of the intermittent roller 32 or the pressing roller 34, and a needle protruding from the outer circumference of the adhesion roller 20 is provided. Ring 70 is installed to help the transfer of the open box (B) and characterized in that the transparent cover (F) taut.

According to the above configuration and operation, the present invention is tightly attached to a constant tension while preventing the poor packaging due to the unstable supply of the transparent cover as the transparent cover is forcibly supplied by the forced supply and closely linked with the feed rate of the open box. As the adhesive part is positioned and protected on the bone of the pressing roller while the transparent cover is being transported, it is prevented from coming off due to the lowering of the adhesive force. In particular, the cutting blade is formed in the form of a saw blade so that the entire front surface of the transparent cover is instantaneously. As the transparent cover is precisely cut while cutting, the attaching process is continuously performed, thereby greatly improving workability and productivity.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a configuration diagram showing the transparent cover packaging apparatus of the open box according to the present invention as a whole, Figure 2 is an enlarged main view showing the main part of the transparent cover packaging apparatus of the open box according to the present invention, Figure 3 is the present invention 4 is a configuration diagram showing an operating state of the transparent cover packaging apparatus of the open box, Figure 4 is a configuration diagram showing a pressing roller of the transparent cover packaging apparatus of the open box according to a modification of the present invention.

The transparent cover packaging apparatus of the open box of the present invention, the conveyor belt 10, the adhesion roller 20 in order to continuously attach and close the transparent cover (F) on the upper surface of the open box (B) containing the fruit put through the conveyor belt. , The intermittent roller 32, the supply roller 40, the cutting unit 50 and the like is made of a main configuration.

The conveyor belt 10 according to the present invention is supported by the support plate 12 is horizontally transported, the guide rods 14 are provided at both ends to adjust the spacing. The conveyor belt 10 is composed of a driving roller driven by a motor, a driven roller installed to face a spaced apart position from the driving roller, and a belt moving along the driving roller and the driven roller to track the open box containing fruits. It serves as a horizontal carrier. And the support plate 12 is horizontally installed between the driving roller and the driven roller, where the support plate 12 is a contact roller 20 to be described later to attach the transparent cover (F) to prevent sagging during the transfer of the belt When pressing the upper surface of the open box (B) it is supported at the bottom so that the transparent cover (F) is attached closely.

And, the open box (B) is carried on the conveyor belt 10 is carried along the transport path set by the guide rod 14, wherein the guide rods (B) in a pair on the conveyor belt (10) Opposite positions are bent in an expanded form to facilitate the initial entry of the open box (B), and one end is inserted into the support tube is provided to be adjustable spacing adjustable flexible transfer according to the size of the open box (B) By changing the path, the transparent cover (F) packaging is made smoothly.

In addition, the contact roller 20 according to the present invention is positioned on the conveyor belt 10, and is vertically compressed by the show bar 22 provided at both ends while being rotated by the driving force of the motor, the guide plate 24 in front It is provided. The contact roller 20 is installed at a position spaced apart from the conveyor belt 10 in consideration of the height of the open box (B) to the transparent cover (F) on the upper surface of the open box (B) transported by the conveyor belt (10). It is in close contact. The contact roller 20 is installed so that both ends slide transfer in the vertical direction, the pressing force acts downward by the show bar 22 installed in the vertical direction. Accordingly, when the open box B passes through the close roller 20, the transparent cover F is tightly attached by the pressing force of the showbar 22 and elastically transfers in the vertical direction in response to the height change of the open box B. There is an advantage that the packaging of the transparent cover (F) is performed flexibly.

Then, the guide plate 24 is installed to be spaced apart in front of the contact roller 20 serves to guide the transparent cover (F) to be interviewed on the outer peripheral surface of the contact roller (20). This is because the transparent cover (F) of the present invention is lowered in the vertical direction to prevent the problem that the packaging operation is not made by blowing the transparent cover (F) by the wind during the packaging operation, the guide plate 24 is a transparent cover (F) ) Is installed to be spaced apart from the contact roller 20 so that the descending free lock.

In addition, the contact roller 20 is pressed against the upper surface of the open box B and does not rub against the bent portion B1 (for example, the loading jaw) protruding to the upper surface of the open box B while the transparent cover F is attached. A plurality of valleys 20a are formed on the outer circumferential surface thereof. The valleys 20a are formed by concave a plurality of valleys 20a at other side positions corresponding to the specifications of the open box B with respect to one side of the contact roller 20 as a reference point. One side of the bent portion (B1) protruding on the upper surface when passing through 20 is located on the outer side of the contact roller 20, the other side of the bent portion (B1) is accommodated in the bone (20a) to prevent damage.

In addition, the forced supply unit 30 according to the present invention is positioned to face the intermittent roller 32 and the intermittent roller 32, which is installed to be linked to the upper contact roller 20, the operation of the horizontal cylinder (34a). It comprises a compression roller 34 which is horizontally moved by. The intermittent roller 32 is linked to the contact roller 20 when the transparent cover F prepared in a roll shape on the supply roller 40 to be described later is attached to the top surface of the open box B due to the driving of the contact roller 20. It is operated so that the transparent cover F wound on the feed roller 40 is forcibly supplied. The intermittent roller 32 is connected to the contact roller 20 by a power transmission means such as a chain, and the contact roller 20 is transparent when driven to attach the transparent cover F on the open box B. (F) is interposed between the pressing roller 34 and the interlocking operation so that the transparent cover (F) to be attached in a taut pulled state.

At this time, the pressing roller 34 is horizontally moved by the operation of the horizontal cylinder (34a) and the distance between the intermittent roller 32 is adjusted, which is a transparent cover on the intermittent roller (32) when supplying the transparent cover (F) (F) performs a close contact to prevent slipping, and when cutting the transparent cover (F) through the cutting unit 50 to be described later, the pressing roller 34 is strongly adhered to the intermittent roller 32 is transparent It serves to keep the cover F taut.

In addition, the pressing roller 34 has a plurality of valleys 34b formed on the outer circumferential surface of the pressing roller 34 so as not to be attached to the adhesive part F1 when the transparent cover F conveyed through the intermittent roller 32 is in close contact. The valley 34b is formed at a position corresponding to the gap of the adhesive portion F1 provided on the transparent cover F to reduce the adhesive force of the adhesive portion F1 generated while the transparent cover F is being transferred. The adhesive part F1 of the transparent cover F is prevented from adhering to the pressing roller 34.

In addition, a cutting cutter 60 for adjusting the width of the transparent cover F is provided on the outer circumferential surface of the intermittent roller 32 or the pressing roller 34. The cutting cutter 60 is manufactured by dividing the intermittent roller 32 or the pressing roller 34 (for example, the configuration applied to the pressing roller in FIG. 4) into a ring shape and inserting it between the divided pressing rollers in the ring shape. It is provided to enable position adjustment. As the transparent cover (F) is transported and cut to the width set by the cutting cutter (60), the position of the cutting cutter (60) without replacing the transparent cover (F) roll as a whole according to the width size of the open box (B). By controlling the transparent cover (F) to supply the cut to the desired width is provided a versatility that can be flexibly packaged open box (B) of various widths.

In addition, the supply roller 40 according to the present invention is installed in a position adjacent to the intermittent roller 32, the transparent cover (F) is prepared in the form of a roll, the reverse rotation is prevented by the clutch bearing 42. When the attachment process of the transparent cover (F) is performed, the supply roller 40 is rotated forward to supply the transparent cover (F), at which time the supply roller 40 is prevented from reverse rotation by the clutch bearing 42 Therefore, the reverse conveyance of the transparent cover F already supplied is prevented. And the transparent cover (F) supplied from the supply roller 40 is configured to further provide a separate guide roller (R) such as an idle roller in order to guide the transfer on the intermittent roller (32).

In addition, the cutting unit 50 according to the present invention is inclined at a position adjacent to the contact roller 20, and simultaneously cut the entire surface of the transparent cover (F) while protruding by the operation of the inclined cylinder (52). A cutting blade 50a in the form of a saw blade is provided at the tip end thereof. The cutting unit 50 is installed with the cutting blade 50a inclined downward, and protrudes by the operation of the inclined cylinder 52, in which the pointed end of the cutting blade 50a pierces the transparent cover F. As the cutting position is determined after the cutting position, the cutting defect is prevented due to the sliding phenomenon of the cutting blade 50a and the transparent cover F as well as the cutting process is instantaneously made.

In addition, the cutting unit 50 is transported at an inclination angle (for example, the cutting blade is positioned downward) while the transparent cover F is compressed between the intermittent roller 32 and the pressing roller 34 so that the cutting process is performed. As it is made there is an advantage that the fluctuation of the transparent cover (F) due to the repulsive force generated during cutting is reduced.

In the above configuration, the above Contact roller (20) and Of intermittent roller (32) On the outer circumference  Transparent cover With F)  In order to improve the adhesion, the unevenness 20b and 32b are formed, and the unevenness 20b and 32b are formed in the V groove or the U groove as shown in FIG. 5. Axially  It may also be formed in a lattice shape.

And, the outer circumference of the contact roller 20 as shown in Figure 6a and 6b is provided with a needle ring 70 protrudes on one side or both sides to help the transfer of the open box (B) and to tighten the transparent cover (F) To pull. This needling 70 It can be installed in the same structure as the cutting cutter in a position adjacent to the valley 20a of the contact roller 20, in the case of both sides installation one side is fixed to the installation position, the other side the installation position and the cutting cutter installation structure It can be varied as well.

Moreover, the close contact roller 20 is formed so that the outer peripheral surface is formed of a rubber material or has a brush 20c on the outer peripheral surface, as shown in Figure 7, the fruit inside the open box (B) the upper part of the open box (B) Even when stored so as to protrude over the surface is a buffer effect will not damage the fruit.

The operation process of the transparent cover packaging device of the open box configured as described above will be described below.

When the open box (B) containing the fruit is put on the conveyor belt (10) and the open box (B) is positioned at the attachment position, the sensor (not shown) detects this and the contact roller (20) and the intermittent roller (32) Driven to perform the transparent cover (F) attaching process on the upper surface of the open box (B). When the rear end of the open box B is detected by the sensor, the contact roller 20 and the intermittent roller 32 are stopped, and at the same time, the conveyor belt 10 is stopped to make the transparent cover F flat. . Then, the pressing roller 34 is advanced with an instantaneous parallax (0.01-0.3 seconds) to advance the transparent cover F, and then the tilt cylinder 52 is operated with a slight parallax (0.01-0.3 seconds). After cutting the transparent cover F while the cutting blade 50a protrudes, the inclined cylinder 52 is returned. Accordingly, the transparent cover (F) is smoothed during the cutting process is carried out and is kept tight, so the cutting process is made smoothly.

Then, when the conveyor belt 10 and the contact roller 20 are continuously driven, the process of attaching the transparent cover F to the open box B is completed, and the transparent cover F of the supply roller 40 is released. When entering a new open box (B) will be located in a position that can be attached. In this process, in order to ensure that the transparent cover (F) is supplied to the attachment position when the new open box (B) enters, a separate sensor is attached to the corresponding position or the cutting roller is reached to the corresponding position after cutting in consideration of the rotational speed of the contact roller 20. The contact roller 20 may be driven for a time that can be achieved.

As described above, when the transparent cover F is positioned at the set position, the transparent roller F is transparent by repeatedly performing the above-described operation procedure while the driving of the contact roller 20 is stopped until the new open box B enters. The cover attaching process is performed continuously.

1 is a block diagram showing an overall transparent cover packaging apparatus of an open box according to the present invention.

Figure 2 is an enlarged main view showing the main part of the transparent cover packaging apparatus of the open box according to the present invention.

Figure 3 is a block diagram showing an operating state of the transparent cover packaging apparatus of the open box according to the present invention.

Figure 4 is a block diagram showing a pressing roller of the transparent cover packaging apparatus of the open box according to a modification of the present invention.

Figure 5 is a perspective view showing the irregularities of the contact roller and the intermittent roller of the present invention.

Figure 6a is a view showing the installation structure of the needling

6B is a side view of FIG. 6A

7 is a view showing a structure in which the brush of the contact roller according to the invention is installed and the needling ring is installed on both sides

Claims (7)

Conveyor belt 10 to which the open box (B) is transferred; Located on the conveyor belt 10 and rotated by the driving force of the motor, it is vertically compressed by the showbars 22 provided at both ends to closely adhere to the upper surface of the open box B, and the transparent film F is located in front of the conveyor belt 10. A contact roller 20 to which the guide plate 24 is installed so as not to be spaced apart from each other; The intermittent rollers 32 installed on the contact rollers 20 to be interlocked with the contact rollers 20 and the intermittent rollers 32 are positioned to face one side of the contact rollers 20 and are horizontally moved by the operation of the horizontal cylinder 34a to be transparent. Forced supply unit 30 including a pressing roller 34 for pressing or releasing the film (F); A supply roller (40) installed at a position adjacent to the intermittent roller (32) and having a roll-shaped transparent cover (F) installed thereon to prevent reverse rotation by the clutch bearing (42); And It is installed to be inclined adjacent to the contact roller 20, protruded by the operation of the inclined cylinder 52 while cutting the front surface of the transparent cover (F) at the same time to cut the saw blade-shaped cutting blade (50a) Transparent cover packaging device of the open box, characterized in that comprises; According to claim 1, wherein the contact roller 20 is an outer box transparent cover packaging device, characterized in that the outer peripheral surface is formed of a rubber material. The method of claim 1, wherein the contact roller 20 is a transparent cover packaging apparatus of the open box, characterized in that formed on the outer peripheral surface with a brush (20c). According to claim 1, wherein the contact roller (20), the pressing roller (34) is a transparent cover packaging apparatus of the open box, characterized in that a plurality of valleys (20a, 34b) is formed on the outer circumferential surface. The method of claim 1, wherein Contact roller (20) and Intermittent roller Of any or all of (32) On the outer circumference  Transparent cover packaging device of the open box, characterized in that the irregularities (20b, 32b) is formed. The transparent cover packaging apparatus of any one of claims 1 to 5, wherein a needle ring (70) having a needle protruding from the outer circumference of the adhesion roller (20 ) is installed. The cutting cutter (60) of any one of claims 1 to 5, further comprising a cutting cutter (60) for adjusting the width of the transparent cover (F) on the outer circumferential surface of the intermittent roller (32) or the pressing roller (34). Transparent cover packaging device of an open box.

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