KR20040025725A - Machine for packaging four-sides of hexahedral goods - Google Patents

Abstract

PURPOSE: A machine for packaging four-sides is provided to easily and automatically put in goods in a box by sealing four-sides of the goods and shrinking a shrink film covering the goods in a heat blast tunnel. CONSTITUTION: A shrink film(20) supplied by a shrink film supplying device(200) is arranged to be vertical with the moving direction of goods(30) supplied by a goods supplying device(300). A first sealing unit(110) is arranged at the rear of the shrink film and two air injection devices(120) are arranged at both sides of the first sealing unit. A second and a third sealing units(140) are arranged at both sides of a conveyor belt(130) arranged at a rear of the first sealing unit. A first and a second gripping units(160,170) are arranged at an upper part of the conveyor belt. A finger device is respectively arranged to an outer sides of the first and the second sealing unit.

Description

Machine for packaging four-sides of hexahedral goods

The present invention is a slope of the "shrink wrapper" introduced in the applicant's patent No. 233424 (May 28, 2001; registered) improved to be suitable for sealing the entire four sides of the package to form a bulky cuboid shape The packing machine, more specifically, sealing the rear surface of the packaged object in the first sealing means and sealing both sides of the packaged object in the second and third sealing means, and then shrinking the shrink film covered on the packaged material in the hot air tunnel. It is about a slope baler.

Applicant's Patent No. 233424 (May 28, 2001; registered) introduces a "shrink wrapper", but the shrink wrapper is not suitable for sealing the entire four sides of a packaged object having a bulky cuboid shape. not.

In addition, when 50 cigarettes packed in a general polyethylene vinyl and put in a box, there is a problem that the vinyl surrounding the 50 cigarettes is too loose to be automatically added to the box.

Accordingly, an object of the present invention is to seal the four sides of the packaged object by the first to third sealing devices in the product supply device, and to shrink the shrink film covered on the packaged product in the hot air tunnel, thereby automatically packing the packaged object in the box. It is to provide a slope baler that is very easy to put.

1a to 1c is a side view, a front view, a plan view showing a slope packing machine according to the present invention

Figures 2a to 2f is a process diagram showing a process in which the packaged object is packaged by the slope packing machine

Figure 3 is a side view showing a shrink film supply device

4 is a perspective view showing a dot cutting device;

FIG. 5 is a plan view schematically illustrating an example in which a product supply device, a hot air device, and a control box are disposed in a four-sided packing machine.

Figure 6 is a perspective view schematically showing the main portion of the loading device

7a and 7b is a process chart showing a process in which the tobacco bulge is stacked on the laminated plate by the lifting plate in the loading device

8A to 8C are process diagrams schematically illustrating a process in which a packaged object is transferred from a loading apparatus to a second conveying apparatus by a first conveying apparatus and the first conveying apparatus is returned to its original position;

* Description of Signs of Main Parts of Drawings *

100: slope packing machine sealing means: 110, 140, 150: sealing device

120: air spraying device 130: conveyor belt

160, 170: holding means 180: finger means

200: shrink film supply device 300: product supply device

Slope packing machine according to the present invention for achieving the above object is the shrink film supplied by the shrink film supply device is disposed perpendicular to the traveling direction of the packaged object is supplied by the product supply device, the shrink disposed vertically A first sealing means is disposed at the rear of the film, and two air spraying devices are disposed at both sides of the first sealing means, and both sides of the front and rear surfaces of the package 30 are sprayed by injecting air to both sides of the package. The second sealing means and the third sealing means are disposed on both sides of the conveyor belt disposed behind the first sealing means, and the both sides of the shrinkable film covering the package are bonded to each other to prevent the additional folding. Sealing both sides of the first and second holding means is arranged on top of the conveyor belt is wrapped around the first and second holding means by the shrink film Holding the true package, the finger device is disposed on the outer side of the second and third sealing means respectively to seal the both sides of the package by the second and third sealing means and to pick up the remaining strip of shrink film. It is done.

The finger device is a cylinder is connected to one end of the link bar, the other end of the link bar is fixed to the rotary shaft to rotate the rotary shaft by the operation of the cylinder, the arm mounted on the rotary shaft can rotate with the rotary shaft It is mounted so that the finger is mounted on the free end of the arm, when the second sealing means and the third sealing means sealed both sides of the shrink film, the finger picks up the strips separated on both sides of the shrink film do.

The shrink film supplying device is a first shrink film wound on the upper feed roller is supplied to the front of the first sealing means through a plurality of tension control rollers, the second shrink film wound on the lower feed roller through the tension control roller A heating connection device which is supplied to the front of the first sealing means so that the first shrink film and the second shrink film are connected to one shrink film so as to be disposed vertically in front of the first sealing means, and disposed after the feed roller; When the shrink film is released from the feed roller by the sensor, the shrink film may automatically lead to the shrink film wound on the auxiliary feed roller, and a dot cutting device is disposed between the tension control roller and the heating connection device to shrink. When the film passes through the dot cutting device, it is characterized in that the dashed line is formed on both sides of the shrink film.

The product supply device is stacked in the form of 2 × 5 × 5 of the tobacco scaffolds supplied in two rows through the conveyor belt, and the packaged goods sloped through the first conveying device, the second conveying device, the push device It characterized in that the transfer to.

The stacking device is placed on the elevating plate, the tobacco scours conveyed in two rows along the conveyor belt, the elevating plate is raised to stack five layers of cigarettes in five layers on the laminated plate, detecting that the cigarettes are stacked in five layers When the sensor senses, the first conveying device is characterized in that for pushing the cigarette to the second conveying device.

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

1A to 1C, the slope packing machine 100 according to the present invention includes a package 30 in which a shrink film 20 supplied by a shrink film supply device 200 is supplied by a product supply device 300. The first sealing means 110 is disposed at the rear of the shrinkage film 20 arranged vertically with respect to the traveling direction of the rectangular parallelepiped shape, and is disposed at both sides of the first sealing means 110. Two air injectors 120 are arranged to spray air to both sides of the packaged object 30, thereby preventing both sides of the front and rear surfaces of the packaged product 30 from being folded and being rearward of the first sealing means 110. The second sealing means 140 and the third sealing means 150 is disposed on both sides of the conveyor belt 130 disposed in the bonding to both sides of the shrink film 20 covering the package 30 to Sealing both sides of the package (30), the first and the upper portion of the conveyor belt 130 2 holding means (160, 170) are arranged so that the first and second holding means (160, 170) gripping the package 30 wrapped by the shrink film (20), the second and third sealing means Finger strips 180 are disposed on the outer sides of the 140 and 150, respectively, so that both sides of the package 30 are sealed by the second and third sealing means 140 and 150, and the strips of the shrink film 20 remain. 21: see FIG. 2F).

A process of packing the packaged object by the slope packing machine 100 configured as described above will be described in more detail with reference to FIGS. 2A to 2D.

As shown in FIG. 2A, when the product supply device 300 pushes the package 30, the package 30 is covered by the shrink film 20 while passing through the shrink film 20 arranged vertically. It is moved to the conveyor belt 130 in a closed state, and the first holding means 160 is lowered to fix the packaged object 30 covered by the shrink film 20. At this time, the air spraying device 120 sprays air to prevent both sides of the shrink film 20 from being folded. That is, when the product supply device 300 pushes the packaged object 30, since both sides of the shrinkable film 20 which are not supported by the packaged material may be folded by air resistance, the present invention provides an air spraying device 120 that contracts. Air is sprayed to both sides of the film 20 to prevent both sides of the shrink film 20 from being folded.

Thereafter, as shown in FIG. 2B, when the product supply device 300 returns to its original position, the first sealing means 110 seals the rear surface of the shrink film 20 surrounding the package 30. As a result, as illustrated in FIG. 2C, the shrinkage film 20 surrounding the package 30 is closed on its rear side and opened on both sides thereof, and a cutout line 25 is formed by a dot cutting device to be described later. It is.

Thereafter, when the first holding means 160 is raised and the package 30 is moved to the lower part of the second holding means 170 by the conveyor belt 130 as shown in FIG. As described above, the second gripping means 170 and the second and third sealing means 140 and 150 are lowered to hold the package 30 and seal both sides of the shrink film 20. Then, the finger device 180 seals both sides of the shrink film and picks up the strips 23 of the shrink film 20 that remain.

In this way, the package 30 packaged on four sides by the shrink film 20 passes through a hot air apparatus to be introduced next, and the packaging is completed as shown in FIG. 2F.

Each component of the slope packing machine according to the present invention will be described with reference to the drawings.

The configuration and operation of the first to third sealing means (110, 140, 150) is the same as the configuration and operation of the sealing device introduced in the "shrink wrapper" of the applicant's patent No. 233424, the detailed description thereof will be omitted here. Shall be.

The first and second gripping means 160, 170 may be lifted up and down by the cylinder devices 163, 173 mounted on the upper frame 190, as shown in FIG. 1A.

Referring to FIG. 2E, the finger device 180 has a cylinder 181 connected to one end of the link bar 182, and the other end of the link bar 182 is fixed to the rotation shaft 183 to prevent the cylinder 181. By rotation, the rotation shaft 183 rotates angularly, and the arm 184 mounted to the rotation shaft 183 is mounted so as to rotate angularly with the rotation shaft 183, and a finger is provided at the free end of the arm 184. 185 is mounted, when the second sealing means 140 and the third sealing means 150 seal both sides of the shrink film 20, the second sealing means 140 and the third sealing means 150 The finger 185 picks up the strip 23 separated from the shrink film 20 by the.

Referring to FIG. 3, the shrinkage film supplying device 200 includes a first sealing means 110 in which a first shrinkage film 20 ′ wound on the upper supply roller 210 is provided through a plurality of tension control rollers 215. The second shrink film 20 "which is supplied to the front of the front surface and wound on the lower feed roller 220 is supplied to the front of the first sealing means 110 through the tension adjusting roller 225 and the first shrink film ( 20 ') and the second shrink film 20 " are connected by one shrink film 20 so as to be disposed vertically in front of the first sealing means 110, and disposed after the feed rollers 210 and 220. When the shrink films 20 'and 20 "are released from the feed rollers 210 and 220 by the heating connection devices 230 and 335 and the detection sensors 240 and 245, the shrink films 20' and 20" are released. This can automatically lead to the shrink film (22 ', 22 ") wound on the auxiliary feed rollers (211, 221), dot cutting between the tension adjusting rollers (215, 225) and the heating connection device (230, 335) Devices 240, 245 Value is to form the perforations 25 in the broken line in the two side portions of the shrink film to shrink the film passing through the dot-cutting apparatus (240, 245).

Referring to the operation of the heating connection device 230, 335 and the detection sensor 240, 245 in more detail, the process in which the shrink film (20 ', 20 ") wound on the supply roller (210, 220) is released and supplied When the detection sensor 240, 245 detects the last part of the shrink film (20 ', 20 "), the heating connection device (230, 335) is operated to shrink film wound on the auxiliary feed roller (211, 221) ( 22 ', 22 ") with the shrink film 20 ', 20 ", the shrink film can be automatically and continuously supplied.

The red film is displayed at the end of the shrink films 20 ′ and 20 ″ so that the detection sensors 360 and 380 may detect the same.

Since the heating connection devices 230 and 335 have the same configuration as the first sealing means except that the shape of the heating unit is changed, a detailed description thereof will be omitted.

Referring to FIG. 4, the dot cutting device 240 passes through a shrink film 20 ′ between the upper shaft 251 and the lower shaft 260, and includes a plurality of cutting blades provided on the upper shaft 251. Rotary cutters 252 and 253 are mounted, and a plurality of grooves 261 are formed in the lower shaft 260. The groove 261 is for preventing the cutting blades of the rotary cutters 252 and 253 from being damaged. The grooves 261 may change the positions of the rotary cutters 252 and 253 according to the width of the shrink film 20. In order to achieve this, a plurality of grooves 261 are formed in the lower shaft 260 at equal intervals.

For example, when the cigarette pack is a packaged product stacked in the form of 2 × 5 × 5, the product packaging device 300 and the hot air device 400 for supplying the packaged product to the slope packing machine 100 and the slope packing machine 100. And the configuration of the control box 500 for controlling the operation order of the long-term device is as shown in FIG.

Referring to FIG. 5, the product supply device 300 includes 2 × 5 stacking devices 320 (shown schematically as a rectangular box) for the cigarette sconces 11 supplied in two rows through the conveyor belts 311 and 313. Stacked in the form of × 5, the package 30 is transferred to the slope packing machine 100 through the first transfer device 340 (see Fig. 6), the second transfer device 350, the push device 360. .

Referring to FIG. 6, the stacking device 320 is stacked on the lifting plate 321 when the cigarette sconces 11 transported in two rows along the conveyor belts 311 and 313 are placed on the lifting plate 321. When five cigarettes are stacked in five layers on the plate 323, and a sensor (not shown) detects that the cigarettes are stacked in five layers, the first conveying device 340 stores the cigarettes in the second layer. Push it out to the feeder 350 (see FIG. 5).

The lifting plate 321 moves up and down by a pneumatic cylinder.

6, 7A, and 7B, the lamination plate 323 is disposed at both sides of the elevating plate 321, respectively, and the upper end 325 is curved, and the pin shaft (pneumatic cylinder 327) The upper end may be tilted about 329. That is, when the lifting plate 321 rises from the state of FIG. 7A to the state of FIG. 7B, the laminate plate 323 is opened by the lifting plate 321 about the pin shaft 329, and the lifting plate The pneumatic cylinder 327 pushes the lamination plate 323 to tilt the upper end 325 of the lamination plate 323 when the 321 is lowered, thereby smoking the cigarette at the upper end 325 of the lamination plate 323. The sconce can be stacked.

Referring to FIGS. 8A to 8C, when five cigarettes 11 are stacked in five layers on the lamination plate 323 as described above, as illustrated in FIG. 8A, the clamping of the first transfer device 340 is performed. After the plates 341 and 343 grasp the stack, the clamping plates 341 and 343 move along the guide 345, as shown in FIG. Transfer the stack. In addition, as shown in FIG. 5C, when the clamping plates 341 and 343 of the first conveying device 340 return to their original positions, the clamping plate 343 is raised upward by the hydraulic cylinder 347. The stack stacked on the stack plate 323 is not touched, and when the clamping plate 343 reaches its original position, the stack is lowered to a position where the stack can be gripped.

Thus, the cigarette scoured to the second conveying apparatus is arranged in the form of a package 30 of 2 × 5 × 5.

Referring to FIG. 5, the second transfer device 350 transfers the packaged object to the push plate 361 of the push device 360 by the transfer plate 353 pushing the packaged object 30 by the hydraulic cylinder 351. Transfer. Accordingly, the packaged object to be conveyed by the second conveying device 350 is stopped by the stain surface 362 of the push plate 361 of the push device 360.

1 and 2, in the push device 360, the push plate 361 pushes the package 30 toward the shrink film by the cylinder 365. As a result, the packaged object is covered by the shrinkable film while the packaged product 30 passes through the shrinkable film 20.

The push plate 361 has a “b” shape, and includes a stain surface 362 for stopping the packaged object transported by the transfer plate 353 and a pushing surface 363 for pushing the packaged object to the slope packing machine 100. It consists of.

As described above, the slope packing machine according to the present invention can supply the packaged goods by stacking the cigarette sconce in the form of 2 × 5 × 5 in the product supply device, and automatically wraps the four sides of the package having a large rectangular parallelepiped shape. It is possible that the process of putting 50 packs of cigarettes into the box can be made automatically, as well as the whole process of packaging is made automatically.

Claims (5)

The shrink film 20 supplied by the shrink film supply device 200 is disposed perpendicularly to the traveling direction of the packaged object 30 supplied by the product supply device 300, and the shrink film 20 vertically disposed. The first sealing means 110 is disposed at the rear of the), and two air spraying devices 120 are disposed at both sides of the first sealing means 110 to inject air to both sides of the packaged object 30. Therefore, both sides of the front side and the rear side of the packaged object 30 are prevented from being folded, and the second sealing means 140 and the third side of the conveyor belt 130 disposed at the rear of the first sealing means 110. Sealing means 150 is disposed to bond both sides of the shrink film 20 covering the package 30 to seal both sides of the package 30, the first on the conveyor belt 130 And second holding means (160, 170) are disposed so that the first and second holding means (160, 170) to the shrink film (20) The wrapped object 30 is wrapped and the finger device 180 is disposed at the outer side of the second and third sealing means 140 and 150, respectively, to the second and third sealing means 140 and 150. Slope packing machine, characterized in that for removing the strip 21 of the shrinkage film 20 remaining after sealing the both sides of the package (30). The method of claim 1, The finger device 180 has a cylinder 181 connected to one end of the link bar 182, and the other end of the link bar 182 is fixed to the rotation shaft 183 to operate the rotation shaft 183 by operation of the cylinder 181. ) Rotates angularly, the arm 184 mounted on the rotating shaft 183 is mounted to rotate angularly with the rotating shaft 183, the finger 185 is mounted on the free end of the arm 184 When the second sealing means 140 and the third sealing means 150 seal both sides of the shrink film 20, the fingers 185 may separate the strips 23 separated from both sides of the sealed shrink film 20. Slope packing machine characterized in that the picking up. The method of claim 1, The shrink film supply device 200 is supplied to the front of the first sealing means 110 through the plurality of tension adjusting roller 215, the first shrink film 20 'wound on the upper feed roller 210, The second shrink film 20 ″ wound on the lower feed roller 220 is supplied to the front of the first sealing means 110 through the tension adjusting roller 225 so that the first shrink film 20 ′ and the second shrink film 20 ″ are wound. Shrink film 20 "is connected to one shrink film 20 is disposed vertically in front of the first sealing means 110, the heating connection device 230, disposed after the feed rollers (210, 220) 335 and the auxiliary feed rollers are automatically supplied when the shrink films 20 'and 20 "are released from the feed rollers 210 and 220 by the detection sensors 240 and 245. (211, 221) may be connected to the shrink film (22 ', 22 "), and the dot cutting device (240, 245) between the tension adjusting rollers (215, 225) and the heating connection device (230, 335) Is placed shrink The slope packaging machine, comprising a step of forming a perforated line 25 in broken lines in the two side portions of the shrink film when passing through the dot-cutting apparatus (240, 245). The method of claim 1, The product supply device 300 is a stacking device 320 is stacked in the form of 2 × 5 × 5 of the cigarette pack 11 supplied in two rows through the conveyor belt (311, 313), the package 30 Slope packing machine, characterized in that for transferring the first conveying device (340) and the second conveying device (350), the slope packing machine (100) through the push device (360). The method of claim 4, wherein The stacking device 320, when the cigarette sconce 11 transported in two rows along the conveyor belts 311 and 313 is placed on the elevating plate 321, the elevating plate 321 is raised to the laminated plate 323 Stacks five cigarettes in five layers, and if the sensor detects that the cigarettes are stacked in five layers, the first transport device 340 pushes the cigarettes to the second transport device 350. Slope baler.