KR100460520B1 - A film packing machine - Google Patents

Abstract

The present invention relates to a packaging machine for food packaging film, and to simplify the overall structure of the packaging machine for supplying and sealing the packaging film, and to provide a structure that can reduce the number of parts to achieve the maintenance of the device more easily This is to reduce the supply path of the packaging film through this to minimize the occurrence of load during operation, and to enable the efficient supply of the packaging film by controlling the rotational speed of the winding roller.

The packaging machine of the present invention for realizing this, an end-sealing portion for molding the food packaging film to be guided by the guide roller in a state where one end is wound around the take-up roller to a predetermined shape in the molded body and then end sealing and center sealing, respectively. And center sealing unit; A single feeding belt which is driven by receiving a driving force from a sub-motor installed at the front end side, thereby applying a conveying force to the packaging film by mutual clamping force with the hopper pipe; A tension bar capable of vertically flowing to support the packaging film guided from the take-up roller to the guide roller by a constant holding force by its own weight; In the conventional packaging machine structure consisting of a main motor for transmitting the rotational force to the take-up roller through the drive pulley, belt, electric pulley so that the packaging film can be smoothly supplied, the end sealing portion is sealed through the hot melting of the packaging film A pair of end sealing bars for accomplishing work; Respective actuating links connected to a plurality of stages to move the respective end sealing bars forward and backward in opposite directions; It is characterized by comprising a bearing shaft for driving the respective operation link by being rotated by the rod driving force of the drive cylinder which is the driving source.

Description

Packing Machine for Food Packaging Film {A FILM PACKING MACHINE}

The present invention relates to a packaging machine for packaging films, and more particularly, to a packaging machine structure for food packaging to produce a wrapping paper through a cutting and sealing operation for the packaging film is continuously supplied.

In general, the packing machine performs the automatic packaging of the packaging film that is continuously supplied, and wraps the packaging film with patterns printed on the outer surface of the packaging film while continuously transporting and supplying the packaging film in the shape of a circle. After automatically supplying the objects individually, the ends of the packaging film to be transported and supplied are combined to perform center sealing using heat compression means, and then end sealing to both ends in the longitudinal direction. The work has been carried out at the same time and then cut and the packaging work for the individual items has been continuously performed automatically.

On the other hand, as a guide mechanism for continuously guiding the packaging film at a constant speed among the components of the packaging machine to automatically package the individual goods by such a work process, by pulling the packaging film wrapped around the winding roller on one side of the packaging machine Feeding belts are provided in pairs on both sides of the molding machine, and a plurality of feed rollers are disposed on the conveying path of the packaging film to be conveyed in this way to stably guide the film while preventing the film from sagging.

However, in the prior art as described above, there is a problem that the load applied to the packaging film is relatively increased because the transfer roller is excessively disposed inside the packaging machine in a state in which only the brake function is applied to the winding roller.

In addition, in order to apply a more stable conveying force to the packaging film, the feeding belt is pulled by force in a state provided in pairs, and in severe cases, such as the packaging film is stretched, such a defect occurs.

As such, the conventional packaging machine is difficult to repair when a failure occurs because all parts related to the transport of the packaging film are excessively configured, and thus product maintenance is difficult.

The present invention has been proposed to improve the above problems in the prior art, it is possible to facilitate the maintenance and repair in the event of a failure by simplifying the configuration of the overall packaging machine while the supply and transport of the packaging film can be made smoothly. Of course, an object of the present invention is to provide a packaging machine structure in which the packaging film is easily adhered by the end-sealing portion of the packaging machine.

1 is a side view showing a schematic configuration of the packaging machine of the present invention.

Figure 2 is a front perspective view of the front end of the packaging machine of the present invention.

Figure 3 is a side view and a plan view showing a winding roller driving force connection configuration of the present invention packaging machine.

Figure 4 is a detailed view of the take-up roller side of the packaging machine of the present invention.

Figure 5 shows the end sealing bar operating state of the present invention

5a is a state diagram before sealing.

5b is a state diagram when sealing.

<Explanation of symbols for the main parts of the drawings>

1: Packing Machine 10: Winding Roller

11: guide roller 12: tension bar

14 detection sensor 15 control unit

16: electric pulley 17: belt

18: driving pulley 19: main motor

20: hopper 21: molded body

22: submotor 23: feeding belt

29, 29 ': center sealing bar 30, 30': end sealing bar

33: drive cylinder 34: bearing shaft

36: load slide

The object of the present invention is an end sealing portion and a center sealing portion for performing end sealing and center sealing, respectively, after forming a food packaging film guided by a guide roller in a state in which one end is wound on a winding roller, into a predetermined shape in a molded body; A single feeding belt which is driven by receiving a driving force from a sub-motor installed at the front end side, thereby applying a conveying force to the packaging film by mutual clamping force with the hopper pipe; A tension bar capable of vertically flowing to support the packaging film guided from the take-up roller to the guide roller by a constant holding force by its own weight; In the conventional packaging machine structure consisting of a main motor for transmitting the rotational force to the take-up roller through the drive pulley, belt, electric pulley so that the packaging film can be smoothly supplied, the end sealing portion is sealed through the hot melting of the packaging film A pair of end sealing bars for accomplishing work; Respective actuating links connected to a plurality of stages to move the respective end sealing bars forward and backward in opposite directions; By being rotated by the rod driving force of the driving cylinder which is the driving source, it is possible to achieve through a food packaging film packaging machine, comprising a bearing shaft for driving the respective operation links.

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

That is, the packaging machine 1 according to the present embodiment, as shown in Figures 1 to 5, the take-up roller 10, the packaging film (S), which is mounted on the roll wound the packaging film (S) is mounted on the rear end side The guide roller 11 for guiding the tip to the tip side, the hopper 20 for supplying packaging contents such as confectionery, the molded body 21 having a curved shape to form an encapsulation shape of the packaging film S, and the packaging film S The single feeding belt 23, the molded body 21, and the hopper (1) for applying a driving force to the film being squeezed by being driven by the driving force from the sub-motor 22 between the hopper 20 fitted to the outer peripheral surface. It consists of a center sealing bar (29, 29 ') and the end sealing bar (30, 30') paired to sequentially perform the center sealing and the end sealing, respectively while passing through 20). In FIG. 2, an open state is illustrated in order to clearly show the center sealing bars 29 and 29 ′.

And, in order to maintain a constant tension on the packaging film (S) is always supplied from the take-up roller 10, the tension bar 12 was provided on the rear end side, these tension bars 12 are both ends of the guide rail (13) ) Is supported by the flow in the vertical direction, the sensor 14 for detecting the position of the tension bar 12 at a predetermined height is configured, so that the control unit 15 according to the position of the tension bar 12 By controlling the rotational force of the take-up roller 10 in accordance with the signal applied to control the supply speed of the packaging film (S).

That is, as shown in FIG. 3, one end of the take-up roller 10 is provided with an electric pulley 16, and the driving pulley 18 connected with the electric pulley 16 and the belt 17 is connected to the main motor 19. Configured to receive power.

In addition, the pair of end sealing bars (30, 30 ') are connected in a plurality of stages for the forward and backward flow in the mutually opposite direction as shown in Fig. 5, a, b and one end of the bearing shaft 34 The other ends of the operation links 31 and 32 connected to each other are connected to each other. The bearing shaft 34 is connected to the link 35 at different heights from the driving cylinder 33 as a driving source to receive the rotational force. do.

In particular, the first end sealing bar 30 is configured to receive a linear flow force by being connected to the slide rod 36 at both ends.

In the figure, reference numeral 27 denotes a control panel, and 28 denotes a rotating shaft that forms an axis so that the center sealing portion is rotated for the execution of the sealing operation.

The operation of the present invention packaging machine 1 having such a configuration and the resulting effects will be described.

As shown in FIG. 1, the packaging film S guided by the guide roller 11 in the state of being wound on the winding roller 10 at the rear end of the packaging machine 1 is separated from the sub-motor 22 at the front end side. It is forcibly transferred between the feeding belt 23 and the hopper 20 driven by the power by the holding force. Both ends are joined together by the molding 21 to form an encapsulation shape, and then the hopper 20 The center sealing work for both overlapping ends while being passed along the outer circumferential surface is performed by the center sealing bars 29 and 29 '.

Subsequently, the end sealing work on both side ends in the longitudinal direction is again performed on the packaging film S passing through the hopper 20 by the end sealing bars 30 and 30 ', and at the same time, a cutting blade (not shown) By the cutting operation is performed by the packaging operation of the packaging film for the individual articles continuously and automatically.

In particular, the operation of the end sealing bar (30, 30 ') is made by the operation of the drive cylinder 33, which is the operation of the drive cylinder 33 through the link 35 as shown in FIG. The bearing shaft 34 is rotated.

Accordingly, the rear link bar 37 and the slide rod 36 are pushed to the rear end side while the front and rear links 31 and 32 are unfolded as shown in FIG. 5B, and thus fixed to the slide rod 36. The first sealing bar 30 which is coupled is reversed. At the same time, the second sealing bar 30 'is advanced by the link 32 operation.

Therefore, the first sealing bar 30 and the second sealing bar 30 'are moved in opposite directions to each other to be in close contact with each other, the sealing operation of the packaging film (S) by the high-temperature melting at the close contact portion Will be done.

On the other hand, in the present invention is a film by the rotation of the take-up roller 10 is the power is transmitted from the main motor 19 while being applied to the packaging film (S) by a single feeding belt (23). The feed rate is adjusted, and the supply of this film is controlled by detecting the height of the tension bar 12 by the sensor 14.

That is, when the packaging film S is excessively supplied, when the tension bar 12 is lowered by its own weight while the supply length of the film is increased, the sensing sensor 14 detects this, and the detected signal is controlled by the controller ( 15 is applied to reduce the driving force of the main motor 19 to reduce the rotation of the take-up roller (10).

Accordingly, as the supply of the packaging film S from the winding roller 10 is reduced, the tension bar 12 is raised to an appropriate height again and continues to apply the tension force to the packaging film S.

The packaging machine according to the present invention, which is operated in the above-described operation, has a simplified structure, so that the load on the packaging film is less, so that a pair of feeding belts are installed on both sides of the packaging machine. , Supply can be made.

In addition, the supply speed of the packaging film in which a stable tension is maintained by the tension bar is controlled by the winding roller, so that the packaging film can be smoothly supplied.

And while specific embodiments of the present invention have been described and illustrated above, it is obvious that the packaging machine structure of the present invention may be modified and implemented by those skilled in the art.

However, such modified embodiments should not be individually understood from the technical spirit or the prospect of the present invention, and such modified embodiments shall fall within the appended claims of the present invention.

The present invention as described above, by simplifying the overall structure of the packaging machine for supplying and sealing the packaging film, by providing a structure that can reduce the number of parts together, it can be made easy to repair in the event of a failure, Maintenance of the device can be made easier.

In addition, by reducing the supply path of the packaging film to minimize the occurrence of load during operation, it is possible to control the rotational speed of the take-up roller has an effect that can be efficiently supplied to the packaging film.

Claims (4)

An end of the food packaging film S guided by the guide roller 11 in a state where one end is wound on the take-up roller 10 into a predetermined shape in the molded body 21 and then end sealing and center sealing, respectively. A sealing unit and a center sealing unit; A single feeding belt 23 which is driven by receiving a driving force from the sub-motor 22 installed at the tip side, thereby applying a conveying force to the packaging film S by mutual holding force with the hopper 20 pipe; A tension bar 12 capable of vertically moving to support the packaging film S guided from the take-up roller 10 to the guide roller 11 with a constant holding force by its own weight; In order to smoothly supply the packaging film (S) is usually made of a main motor (19) for transmitting the rotational force to the take-up roller 10 through the drive pulley (16), belt (17), electric pulley (18). In the packing machine structure of The end sealing part and a pair of end sealing bars (30, 30 ') for achieving a sealing operation through high temperature melting of the packaging film (S); Respective actuating links (31,32) connected in a plurality of stages to allow the respective end sealing bars (30,30 ') to flow forward and backward in opposite directions; And a bearing shaft (34) for driving each of the operation links (31,32) by being rotated by a rod driving force of a driving cylinder (33) which is a driving source. delete delete The method of claim 1, The pair of end sealing bars (30, 30 ') are both ends of the flow and supported by the slide rod 36, both ends of the first sealing bar 30 is coupled to the slide rod 36 Receiving power, both ends of the second sealing bar (30 ') is a food packaging film packaging machine, characterized in that it is provided to be guided along the slide rod (36).