KR200230816Y1 - Device for Binding Napkin Paper Bundles - Google Patents

Abstract

The present invention relates to an automatic packaging machine for wrapping a napkin pile or toilet paper stack in which a single napkin or toilet paper is laminated.

The napkin packaging machine according to the present invention is to supply a packing strip upper supply part for supplying a packing strip made of thermoplastic resin, a packing band lower supply part for supplying a packing band, and a napkin pile conveyed from a conveyor belt to a napkin pile packing part. It consists of a napkin pile supply unit, and a napkin pile packaging unit for tying the napkin pile with the supplied packing strips, wherein the upper part of the packing strip and the lower part of the packing strip is provided with a reel set-up device and a roller device configured to supply a narrow packing strip, Along with it further includes a length adjusting device for adjusting the length of the packing belt, characterized in that the napkin pile packaging portion is further equipped with a pressure plate that can press the napkin pile.

Description

Napkin Automatic Packaging Machine {Device for Binding Napkin Paper Bundles}

The present invention relates to a napkin automatic packaging machine, and more particularly, when the napkin pile or toilet paper pile is packaged in a wrapping paper, the sheet napkin or toilet paper is easily removed from the wrapping paper, and the amount of wrapping paper used is significantly increased. The present invention relates to a napkin packing machine which can improve work efficiency while reducing costs.

In general, a napkin is shipped on the market as a small package of napkins stacked with sheets of napkins, as shown in FIG. (1) is a little loose wrapping of the four sides except for both sides with a plastic wrapper (3). Thereafter, the napkin pile 1 wrapped with the wrapping paper 3 is cut to a size convenient for use and repackaged in a paper box or the like and shipped on the market.

However, since a single napkin can easily come out from both open sides of a slightly bagged napkin pile, the napkin is often removed from the wrapping paper when carrying the napkin pile or repacking it into a paper box. Since the wrapping paper is packaged on all four sides except for both sides of the napkin pile, there is a problem that the manufacturing cost is increased.

In addition, in the process of cutting the napkin pile wrapped with wrapping paper to a size convenient for use, a rotary blade for cutting is generally used, in which the residue of the vinyl wrapping paper generated at the cutting surface is adhered to the blade to reduce the cutting ability of the blade. Problems are also occurring. Therefore, the worker has been a factor that lowers the work efficiency because the cutting blade must be replaced or cleaned from time to time.

The present invention has been made to solve such a problem, it is an object of the present invention to provide a napkin automatic packaging machine for wrapping a pile of napkins so that the napkin is not easily separated from the packing strip.

Another object of the present invention is to provide an automatic napkin packaging machine that can reduce the packaging cost of the napkin pile.

Another object of the present invention is to provide a napkin automatic packaging machine that does not need to replace or clean the rotary blade for cutting and thus increase the efficiency of the work.

Napkin automatic packaging machine of the present invention for achieving the above object, napkin upper packaging part for supplying the packing strip of the thermoplastic resin, lower part for packing strip supply for supplying the packaging strip, napkin napkins conveyed from the conveyor belt napkin It consists of a napkin pile supply unit for supplying the dummy packaging unit, and a napkin pile packaging unit for tying the napkin pile with the supplied packing strips, reel set-up device configured to supply a narrow packing strips to the upper portion of the packing strips and the lower supply portion of the packing strips; It is provided with a roller device, and together with the length adjusting device for adjusting the length of the packing belt, characterized in that the napkin pile packaging portion is further equipped with a pressing plate capable of pressing the napkin pile.

The reel set-up device includes a U-shaped frame and a pair of rotary rollers attached to an upper portion of each outer wall surface of the U-shaped frame.

The roller device includes a pair of roller supports having a spring built therein, a first roller connected to a driving motor and rotatably installed between the roller supports, and a roller support to be in surface contact with the upper side of the first roller while being subjected to an elastic force of the spring. It has a second roller rotatably installed in the.

The length adjusting device includes a plurality of vertical bars installed at regular intervals, a plurality of flat boards each attached to opposite surfaces of one vertical bar and another vertical bar adjacent thereto, and having a band-shaped guide groove formed thereon, and one vertical bar. It is provided with a rod-shaped length adjusting weight fitted to the guide groove between the board and the board attached to the opposite side of the other vertical rod, and the limit switch for adjusting the moving range of the length adjusting weight.

The napkin automatic packing machine of the present invention is easy to handle the napkin pile because the problem that the napkin is separated from the napkin pile, which is conventionally packaged, is easily solved, and the packing cost can be reduced because the narrow packing strip is used. Can be. In particular, when cutting the wrapped napkin pile to a size convenient for use, since portions other than the packing strips can be cut, the residue of the packing strips is not adhered to the cutting rotary blade.

1 is a perspective view showing a pile of napkins packed in a conventional napkin automatic packing machine.

Figure 2 is a block diagram illustrating the process of the automatic napkin packing machine of the present invention.

Figure 3 is a front partial perspective view schematically showing the upper portion of the packing strip for supply in the automatic napkin packaging machine of the present invention.

Figure 4 is a rear partial perspective view schematically showing the upper portion of the packing strip for supply in the automatic napkin packaging machine of the present invention.

Figure 5 is a perspective view schematically showing a napkin pile packaging unit in the automatic napkin packing machine of the present invention.

Figure 6 is a perspective view schematically showing a napkin pile supply unit in the automatic napkin packing machine of the present invention.

Figure 7 is a perspective view schematically showing a lower portion of the supply belt for packaging napkin packaging machine of the present invention.

Figure 8 is a perspective view showing a pile of napkins wrapped with a band for packing by the automatic napkin packaging machine of the present invention.

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

1, 400: Napkin pile 3: Wrapping paper

10: upper part of the belt band supply 12a, 12b: main chassis

22, 316: length adjusting device 28, 314: roller device

34, 306: reel set device 36, 310: drive motor

40: vertical bar 42: guide groove

44 board 46 length adjustment weight

48: limit switch 50: spring

52a, 52b: roller support 56: first roller

58: second roller 70: U-shaped frame

72a, 72b: rotating roller 100: napkin pile packaging

104: pressure plate 106: pressure plate cylinder

200: napkin pile supply unit 202: lower frame

300: packing strip lower supply unit 500: packing strip

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention in detail as follows.

Figure 2 is a block diagram showing the process sequence in the automatic napkin packing machine of the present invention, Figures 3 and 4 are perspective views respectively seen from the front and rear of the upper strip for supplying the napkin automatic packing machine of the present invention, Figure 5 is a napkin Fig. 6 is a dummy packing unit, Fig. 6 is a napkin pile supply unit for supplying a napkin pile to a napkin pile packing unit, Fig. 7 is a perspective view showing the lower part of the supply strip for packaging, and Fig. 8 is a napkin of a finished product manufactured in the napkin automatic packing machine of the present invention. A perspective view showing a dummy.

In the napkin pile 400 packaged according to the present invention, the wrapping paper does not surround the entire four sides of the napkin pile, but only a portion of the napkin pile is bounded by a narrow packing band 500 (Fig. 8). As shown in FIG. 2, the napkin packing machine according to the present invention is a packing strip upper supply unit 10 for supplying a packing strip 500 made of thermoplastic resin, and a packing strip lower supply unit 300 supplying a packing strip 500. ), A napkin pile packing unit for supplying the napkin pile 400 transferred through the conveyor belt to the napkin pile packing unit 100, and a napkin pile packing unit for tying the napkin pile 400 with the supplied packing band ( 100).

The packing strip upper supply part 10 is attached to the front upper part between the main chassis 12a and 12b and the main chassis 12a and 12b, as shown in FIGS. First and second horizontal plates 16 and 18 having grooves 14 formed thereon, and a first horizontal plate positioned below the tension bars 16 and 18 and fixedly attached between the main chassis 12a and 12b. Packing strip length adjusting device 22 (hereinafter, abbreviated as "length adjusting device") installed on the support rod 20 attached to the (19), and attached to the lower side of the length adjusting device 22 to adjust the length A third tension rod 24 attached between the main chassis 12a and 12b slightly advanced than the device 22 and having the same structure as the first and second tension rods 16 and 18; A plurality of roller devices 28 positioned behind the first and second tension bars 16 and 18 and attached to a second horizontal plate 26 attached to the upper portion between the main chassis 12a and 12b; Main chassis 12a, 12b in the lower rear of 2nd horizontal board 26 A plurality of reel settling devices 34 which are installed on a third horizontal plate 30 attached therebetween and which can hold a reel 32 on which a packing band 500 is wound, and the roller device 28 described above. And a plurality of drive motors 36 installed one for each roller device 28 to drive them.

As shown in FIG. 3, the length adjusting device 22 includes a plurality of vertical bars 40 attached to the support bar 20 at regular intervals, and one vertical bar 40 and another vertical bar adjacent thereto. A plurality of flat boards 44 attached to opposite sides of the bar 40, each having a band-shaped guide groove 42, and one vertical bar 40 and another vertical bar adjacent thereto. A rod-shaped length adjusting weight 46 fitted in the guide groove 42 between the boards 44 attached to opposite sides of the 40 and an limit switch for adjusting the moving range of the length adjusting weight 46. switch) 48.

The length adjustment weight 46 serves to adjust the length of the wrapping strip 500 for wrapping the napkin pile 400. Length adjustment weight 46 is moved up and down along the guide groove 42, the limit of the switch 48 is installed in the moving range, the packing band 500 passes through the lower outer peripheral surface of the length adjustment weight 46. do.

The roller device 28 is connected by a pair of roller supports 52a and 52b in which a spring 50 is incorporated and attached to the second horizontal plate 26, by the drive motor 36 and suitable connecting means. And a roller support 52a (surface contact with the first roller 56, which is rotatably installed between the roller supports 52a, 52b, and an upper side of the first roller 56 while being subjected to an elastic force of the spring 50) ( It consists of the 2nd roller 58 rotatably installed between 52b). The wrapping strip 500 passes between the first roller 56 and the second roller 58, and the roller device 28 prevents the wrapping strip 500 from being twisted or bent. The roller device 28 also serves to release the wrapping strip 500 wound around the reel 32 while being rotated by the drive motor 36.

The reel settling device 34 is composed of a U-shaped frame 70 and a pair of rotating rollers 72a and 72b attached to an upper portion of each outer wall surface of the frame 70, which is a reel 32. It is settled between the rotary rollers (72a) (72b) while supplying the packing band 500 wound on the reel (32). Since the reel 32 is installed in a form seated on the rotary rollers 72a and 72b, the reel 32 is easily detachable.

Napkin pile packaging unit 100, as shown in Figure 5, including the above-described first horizontal plate 19 and the front and rear are attached to the square between the main chassis 12a (12b) in the open shape The frame 102, the pressure plate 104 located inside the rectangular frame 102, and a plurality of pressure plate cylinders connected to the pressure plate 104 and attached to the upper surface of the first horizontal plate 19 and operated by pneumatic pressure ( 106, a heating device 108 positioned inside the rectangular frame 102 at a predetermined distance from the platen cylinder 106 and tying the napkin pile 400 with the packing strip 500, and the heating device 108. And a plurality of heater cylinders 110 connected to the upper surface of the first horizontal plate 19 and pneumatically actuated, and a packing strip 500 supplied from the upper side facing the first horizontal plate 19. The packing strip 500 supplied from the lower portion is passed through and is supplied from the packing strip 500 and the lower portion supplied from the upper side by the heating device 108. Packing strip 500 is composed of a pile of packing plate opening (114a) (112) is formed of a band-shaped napkin (114b) provided in a place that is tied to each other. In particular, although not shown, a heater and a heater cylinder of the same type as the heater 108 and the heater cylinder 110 are provided below the belt-shaped opening 112. Therefore, the heating device 108 located above the belt-shaped opening 112 and the heating device located below the belt-shaped opening 112 meet with each other to bind the packing belt 500.

Reference numeral 116 denotes a napkin pile conveying belt (hereinafter referred to as an "inlet conveyor belt") driven by the drive motor 118, and reference numeral 120 denotes a packaged package driven by the drive motor 122. A napkin pile conveying belt (hereinafter referred to as an 'exhaust conveyor belt') is shown.

As shown in FIG. 6, the napkin pile supply unit 200 is installed on the upper surface of the lower frame 202 attached to the side surface of the inlet conveyor belt 116 and the napkin pile is transferred by the inlet conveyor belt 116 ( The pneumatically operated napkin pile pusher 204 and the napkin pile pusher 204 are moved to the napkin pile packing plate 114a of the napkin pile packing part 100, and the inlet conveyor belt is connected. The napkin pile push plate 206 which serves to guide the napkin pile 400 transferred by 116 and moves the napkin pile 400 to the napkin pile packaging plate 114a, and the lower frame 202. Napkin pile stop plate 210 is installed perpendicular to the top surface of the napkin pile packaging plate 114b extending to the upper side of the napkin and equipped with a napkin pile detecting sensor 208 for observing the operation of the napkin pile pushing device 204. It consists of.

As shown in FIG. 7, the packing strip lower supply part 300 may include a fourth number attached between the protruding frames 302a and 302b extending forward from the lower part of the vertical frame 202a among the lower frames 202. A plurality of reel settling devices 306 attached to the upper surface of the flat plate 304 and having the same structure as the reel settling device 34 which holds the reels 32 described above, and a vertical frame 202a of the lower frame 202. A fourth tension bar 308 attached to the lower side of the reel settlement device 306 and formed in the same structure as the first to third tension bars 16, 18 and 24 described above, and a lower frame ( The plurality of drive motors 310 attached to the upper surface of the horizontal frame 202b among the 202 and the plurality of horizontal bars 312a, 312b and 312c attached to the vertical frame 202a above the drive motor 310. A plurality of roller devices 314 having the same structure as the above-described roller device 28, and located at the rear of the horizontal frame 202b. It consists of the same structure as that of the length adjuster (22) to a length adjusting device 316 has.

Reference numeral 318 denotes a reel, and reference numeral 320 denotes a length adjusting weight.

Thus, the packing belt 500 mounted on the packing belt upper supply part 10 and wound on the reel 32 placed on the reel set-up device 34 is the first and second rollers 56 (of the roller device 28) ( 58), the first tension bar 16, the length adjusting weight 46 of the length adjusting device 22, the second tension bar 18, the third tension bar 24 through the upper side in the band-shaped opening 112 Located, the packing strip 500 mounted on the packing strip lower supply unit 300 and wound on the reel 318 placed in the reel set-up device 306 is a fourth tension bar 308, roller device 314, length adjustment Located below the belt-shaped opening 112 via the length adjustment weight 320 of the device 316, it is located below the belt-shaped opening 112 and the belt-shaped opening 112 located above the belt-shaped opening 112. The wrapping strips 500 are connected to each other in the strip-shaped opening 112.

Hereinafter, the operation of the automatic napkin packaging machine according to the present invention.

First, the front end portion of the wrapping strip 500 supplied from the wrapping strip upper supply unit 10 and the wrapping strip lower supply unit 300, respectively, between the strip-shaped openings 112 of the napkin pile packaging unit 100 by the heating device 108. After adhered to each other in, the operation of the automatic napkin packaging machine according to the present invention is performed.

In the state in which the packing strip 500 supplied from the packing strip upper supply unit 10 and the packing strip 500 supplied from the packing strip lower supply unit 300 are bonded to the band opening 112, the napkin pile 400 is drawn in. When the conveyor belt 116 is transferred to reach a predetermined position, the driving motors 36 and 310 are operated to drive the roller devices 28 and 314. When the roller device 28, 314 is driven, the packing strip 500 wound around each of the reels 32 and 318 of the packing strip upper supply unit 10 and the packing strip lower supply unit 300 is released. At the same time, the length adjusting weights 46 and 320 installed in the length adjusting devices 22 and 316 move downward.

In this state, the napkin pile 400 is further transported by the inlet conveyor belt 116 and stopped at the napkin pile stop plate 210. Then, the napkin pile 400 is detected by the napkin pile detection sensor 208 mounted on the napkin pile stop plate 210, and a detection signal thereof is transmitted to the napkin pile push device 204. The napkin pile pushing device 204 is operated by the command of the transmitted detection signal to move the napkin pile 400 to the napkin pile packaging plate 114a. At this time, the napkin pile 400 which is moved by the napkin pile pushing device 204 is moved together with the packing band 500 between the band-shaped openings 112, and the packing band 500 together with the napkin pile 400. When moved, the length adjusting weights 46 and 320 of the length adjusting devices 22 and 316 are also moved upward.

When the napkin pile 400 is moved to the napkin pile packaging plate 114a by the napkin pile push device 204 together with the packaging strip 500, the pressing plate 104 moves downward to move the packaging strip 500. And the napkin pile 400 at a time, and then the heating device 108 mounted on the packing strip upper supply unit 10 and the heating device mounted on the packing strip lower supply unit 300 are operated to operate in the strip-shaped opening 112. The wrapping strip 500 is heated. At this time, both ends of the wrapping strip 500 are cut and the ends of the wrapping strip 500 are bonded to each other so that the napkin pile 400 is bundled by the wrapping strip 500 (see FIG. 8). Then, the other ends of the wrapping strip 500 that is not tied to the napkin pile 400 are positioned in the strip-shaped opening 112 in a state of being adhesively connected to each other. This makes it possible to move downward along the guide groove 42.

When the napkin pile 400 is bundled with the packing strip 500, the heating device 108 mounted on the packing strip upper supply unit 10 and the heating device mounted on the packing strip lower supply unit 300, and the pressure plate 104 are in order. Each of them is returned to its original state, and when another napkin pile 400 is supplied to the napkin pile packing plate 114a together with the packing strip 500 by the napkin pile pushing device 204, it was previously packed with the packing strip 500. Napkin pile 400 is pushed to the discharge conveyor belt 120 by another napkin pile 400 which is supplied later is transported by the discharge conveyor belt 120.

The napkin automatic packing machine according to the present invention continuously binds the packing band 500 to the napkin pile 400 by the operation principle. In particular, the reel settlement devices 34 and 306 mounted on the packing strip upper supply part 10 and the packing strip lower supply part 300 may increase or decrease the number according to a user's need, and the reel settling device 34 ( The number of drive motors 36, 310 and length adjusters 22, 316 is also adjusted according to the number of 306, and the size of the pressure plate 104 is adjusted accordingly. In addition, the position and number of tension bars for providing tension to the packing strip 500 can also be adjusted as necessary.

As described above, the napkin packing machine according to the present invention cuts and binds the packing strips with a heating device while simultaneously pressing the napkin pile and the packing strips supplied to the napkin stack packing unit with a pressure plate, and thus the napkin piles are firmly compressed. Bound by a packing strip. Therefore, since the problem of detaching a single napkin from the conventionally packaged napkin pile is eliminated neatly, handling of the napkin pile is easy, and the packing cost is reduced because a narrow packing strip is used.

When cutting the napkin pile bound with a narrow packing band to a size convenient for use, it is cut at a portion other than the part bound with the packing band so that the residue of the wrapping paper is not adhered to the cutting blade, and the rotary blade for cutting is cut. The conventional problem that had to be replaced or cleaned from time to time is solved.

Although the present invention has been described based on the preferred embodiments, those skilled in the art can understand that the present invention can be variously modified and changed without departing from the spirit and scope of the present invention described in the utility model registration claims. There will be.

Claims (4)

A plurality of reel settling devices 34 mounted between the main chassis 12a and 12b, and a plurality of rollers mounted between the main chassis 12a and 12b and corresponding to each of the reel settling devices 34; Mounted between the apparatus 28, a plurality of drive motors 36 corresponding to each of the roller apparatus 28 and the main chassis 12a, 12b to drive the roller apparatus 28, A packing belt upper feed section (10) having a length adjusting device (22) configured to correspond to each of the reel settling devices (34) and each of the roller devices (28); A plurality of reel settling devices 306 mounted in the lower frame 202 and having the same structure as the reel settling device 34, and mounted in the lower frame 202 and corresponding to each of the reel settling devices 306. And a plurality of roller devices 314 having the same structure as the roller device 28, a plurality of drive motors 310 corresponding to each of the roller devices 314 to drive the roller device 314. And a length adjusting device 316 mounted in the lower frame 202 and configured to correspond to each of the reel settling devices 306 and each of the roller devices 314 and having the same structure as the length adjusting device 22. Packaging strip lower supply unit having a; The napkin pile push device 204 is installed on the upper surface of the lower frame 202 and the napkin pile push plate 206 is connected to move the napkin pile 400 to the napkin pile packaging plate 114a. Napkin pile stop plate is installed perpendicular to the upper surface of the napkin pile packaging plate 114b extending to the upper side of the 202 and equipped with a napkin pile detection sensor 208 for observing the operation of the napkin pile pushing device 204. Napkin pile supply unit 200 having a 210; Napkin pile packaging unit 100 having a pressing plate 104 positioned between the main chassis 12a and 12b and a pair of heating devices 108 installed slightly apart from the pressing plate 104. Napkin automatic packaging machine characterized in that it has a. The method of claim 1 wherein each of the reel set-up devices 34, 306, U-shaped frame 70, A pair of rotary rollers 72a and 72b attached to the upper portion of each outer wall surface of the U-shaped frame 70. Napkin automatic packaging machine, characterized in that consisting of. The method of claim 1, wherein each of the roller devices 28, 314, A pair of roller supports 52a and 52b in which the spring 50 is incorporated, A first roller 56 connected to the drive motors 36 and 310 and rotatably installed between the roller supports 52a and 52b; A second roller 58 rotatably installed between the roller supports 52a and 52b to be in surface contact with the upper side of the first roller 56 while receiving the elastic force of the spring 50; Napkin automatic packaging machine, characterized in that consisting of. According to claim 1, wherein each of the length adjusting device (22) (316), A plurality of vertical bars 40 installed at regular intervals, A plurality of flat boards 44 attached to opposite surfaces of one vertical bar 40 and a vertical bar 40 adjacent thereto, and having a band-shaped guide groove 42 formed thereon; A rod-shaped length adjustment weight 46 fitted into the guide groove 42, Limit switch for adjusting the movement range of the length adjustment weight 46 Napkin automatic packaging machine characterized in that consisting of.