CN101439767B - tissue packaging machine - Google Patents

Abstract

The invention discloses a paper towel packing machine, which comprises a film feeding device, a paper towel conveying device, a wrapping device, a side sealing device, an end face forming device and an end face closing device, wherein the film feeding device and the paper towel conveying device are positioned before the wrapping device; the side sealing device, the end face forming device and the end face closing device are arranged behind the wrapping device sequentially; the film feeding device comprises a rear film feeding device and a front film feeding device behind the rear film feeding device; the rear film feeding device comprises a film feeding positioning rack and two groups of rollers which are arranged on the top end and the bottom end of the positioning rack respectively; the front film feeding device comprises two lateral plates and a supporting rack, the lateral plates are provided with an adjusting device, a step motor, a color code photoelectronic tracking device and a dashed hole punching device, and a pedestal is fixed on the middle part of the supporting rack; and the pedestal is provided with two retaining plates which are provided with two large rollers and two small rollers. The paper towel packing machine has the advantages of having high automation packing degree, causing no secondary pollution, improving the packing efficiency, and reducing the cost.

Description

tissue packaging machine

technical field

The invention relates to a paper product processing machine, in particular to a paper towel packaging machine.

Background technique

The extractable facial tissues sold in the market are folded and shaped through mechanical processing, and then are manually taken out by people and then packed into plastic film bags for sale and use. The processing and packaging of this kind of paper is generally done manually according to the actual needs. Its work efficiency is low, causing secondary pollution, and the enterprise employs a lot of labor and the working hours are long.

Contents of the invention

In order to overcome the above-mentioned defects of the existing paper towel packaging machines, the technical problem to be solved by the present invention is to provide a paper towel packaging machine, which has a high degree of automatic packaging and will not cause secondary pollution.

In order to solve the above technical problems, the present invention provides a paper towel packaging machine, which includes a film feeding device, a paper towel feeding device, a wrapping device, a side sealing device, an end forming device, and an end sealing device. The film feeding device and the paper towel feeding device are located in the wrapping device. Previously, the side sealing device, the end face forming device and the end face sealing device were arranged sequentially behind the wrapping device, and the film feeding device included a rear film feeding device and a front film feeding device behind the rear film feeding device, and the rear film feeding device included a film feeding device The film positioning frame and two sets of rollers installed on the top and bottom of the positioning frame respectively; the front film feeding device includes two side plates and a support frame, and the side plate is equipped with an adjustment device, a first stepping motor, a color code photoelectric tracking device and The dotted line hole device, the middle part of the support frame is fixed with a base, and two fixed plates are installed on the base, two large rollers and two small rollers are installed on the fixed plate, and a film cutter is fixed on the base; There is a vacuum film suction device below. An iron plate is fixed on the conveying shaft of the vacuum film suction device. There is a conveyor belt on the iron plate. A row of holes are opened on the conveyor belt and the iron plate. The holes are opposite; a vacuum pump is fixed on the iron plate, and a second stepping motor is connected to the conveying shaft.

As an improvement of the present invention, a paper pushing device is also included at the tail end of the paper towel conveying device, the cam system of the paper pushing device is connected with a push rod, the push rod is located on the parallel slide rail, and the connecting rod fixed on the push rod is connected with the push rod. The paper push strip is hinged, and one end of the paper push strip is equipped with a paper push plate; there is a paper pressure positioning device on the upper right of the paper push device.

As a further improvement of the present invention, there is a pin forming device between the side sealing device and the end face forming device. The pin forming device includes two sets of transmission belts, a front gusset and a rear gusset, and the conveyor belt and the front gusset are fixed on the frame , the rear gusset plate is located on the second slide rail, and the conveyor belt is connected with the sprocket drive system.

As a further improvement of the present invention, there is an ironing device after the end sealing device, and the ironing device is left-right symmetrical, and each side is composed of a driving second belt that is sleeved on the second pulley and a second belt that is close to the second belt. Composition of electric heating body.

Wherein, the paper towel conveying device is composed of two chains of the same length and a slide plate on the chain, and a paper pushing rod is installed in the center of the slide plate.

Wherein, the side sealing device includes a heating plate fixed on the chassis, a baffle plate and a first slide rail, a convex plate is installed on the heat sealing device, a shaft is installed under the convex plate, and a cylinder is located below the shaft; A crank is connected to one side of the slide rail, and a cam is connected to the other end of the crank.

Wherein, the end face forming device is composed of two upper and lower belts and two sidewalls, the two sidewalls are symmetrical and are composed of three wallboards.

Wherein, the end face sealing device is left-right symmetrical, and each side is composed of a driving first belt sleeved on the first pulley and a first electric heating body close to the first belt.

The paper towel packaging machine of the present invention has the following technical advantages: high degree of automatic packaging, reduced labor intensity, no secondary pollution, improved packaging efficiency, and reduced cost.

Description of drawings

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Fig. 1 is the front view of the present invention;

Fig. 2 is a top view of the present invention;

Fig. 3 is a schematic structural view of the film feeding device of the present invention;

Fig. 4 is a schematic structural view of the forward film feeding device of the present invention;

Fig. 5 is a schematic structural view of the paper towel conveying device of the present invention;

Fig. 6 is a schematic structural view of the paper pushing device of the present invention;

Fig. 7 is a schematic structural view of the platen positioning device of the present invention;

Fig. 8 is a schematic structural view of the side sealing device of the present invention;

Fig. 9 is a schematic structural view of the end face forming device of the present invention;

Fig. 10 is a schematic structural view of the vacuum film suction device of the present invention.

Fig. 11 is a schematic structural view of the pin forming device of the present invention.

Detailed ways

As shown in Figures 1 and 2, the rear film feeding device 1 of the tissue packaging machine of the present invention is located before the front film feeding device 2, the front film feeding device 2 is located before the wrapping device 10, and the vacuum suction film device 17 is located before the front film feeding device. 2 below. The paper pushing device 4 is located at the tail end of the paper towel conveying device 3 and below the front film feeding device 2 . The side sealing device 5 , pin forming device 6 , end face forming device 7 , end face sealing device 8 and ironing device 9 are arranged after the wrapping device 10 in sequence.

As shown in Figure 3, the top of the film feeding positioning frame 11 of the rear film feeding device 1 is equipped with a roller 12, and the middle position of the film feeding positioning frame 11 is fixed with a group of sliding rods 13, and the bottom of the sliding rods 13 is fixed with a slide plate 14. Two slide plates are installed on the slide plate 14. 15 rollers. Photoelectric eye 16 is installed on the inner side of positioning frame 11, has two groups, is used for controlling motor to rotate, and one group is to start, and one group is to stop. The film feeding device 1 conveys the packaging material quickly and steadily, and the conveyance is controlled by the photoelectric eye 16 .

As shown in Figure 4, the front film feeding device 2 includes two side plates 26 and a support frame 27, and the side plate 26 is equipped with an adjustment device 22, a first stepping motor 23, a color code photoelectric tracking device 24 and a dotted line hole device 25. A base 28 is fixed in the middle of the support frame 27. Two fixing plates are installed on the base 28. Two large rollers 29 and two small rollers 30 are installed on the fixing plates. They are connected by spring conveying strips to form a set of vertically parallel conveying planes. . The film cutter 21 is also fixed on the base 28 . The forward film feeding device 2 is controlled by the first stepping motor 23, and the color code photoelectric tracking device 24 controls the conveying position of the packaging material by tracking the marks with the same length on the packaging material. When the packaging material was transported to the position of the film cutting knife 21, the film cutting knife 21 cut off the packaging material. At this time, the dotted line hole was punched, and coding was started. The cut packaging material is smoothly transported to the wrapping device 10 by the vacuum film suction device 17 .

As shown in Figure 10, two iron plates 172 are fixed on the conveying shaft 171 of the vacuum film suction device 17, and a conveyor belt 173 is arranged on each iron plate 172, and a row of holes 176 are arranged on the conveyor belt 173 and the iron plate 172. , the hole on the iron plate 172 is opposite to the hole on the conveyor belt 173 . A vacuum pump 174 is fixed on the iron plate 172 , and the delivery shaft 171 is controlled to rotate by a second stepper motor 175 . The vacuum film suction device 17 uses vacuum to flatten and fix the material conveyed by the previous film feeding, and transports it to the wrapping device 10 .

As shown in Figure 2 and Figure 5, the paper towel conveying device 3 is relatively horizontally moved by two chains 31 of the same length. There is a slide plate 32 on the chain 31. The two sides of the slide plate 32 are staggered with holes. The center of the slide plate 32 is equipped with a push paper Rod 33. The sprocket is driven to rotate by the third stepping motor 34, and the paper pushing rod 33 passes through the bottom plate of the paper towel track to transport the paper towels one by one.

As shown in Figure 1 and Figure 6, the structure of the paper pushing device 4 is: the cam system 41 is connected with the push rod 42, the push rod 42 is located on the parallel slide rail, and the fixed connecting rod 43 on the push rod 42 is hinged with the push rod 44 , One end of pushing paper bar 44 is equipped with pushing away paper plate 45. There is a paper pressing positioning device 47 on the upper right of the paper pushing device 4 . As shown in FIG. 7 , the platen positioning device 47 includes a bottom frame 471 , and a cylinder 475 is fixed above the bottom frame 471 . Two guide rods 473 are fixed on the bottom frame 471 , and a flat plate 474 is connected to the lower end of the guide rods 473 . The rotation of the cam system 41 of the paper pushing device 4 makes the paper pushing bar 44 slide along the third slide rail 46 , so that the paper towels flattened by the paper pressing positioning device 47 are pushed forward and sent to the position of the wrapping device 10 .

The wrapping device 10 includes a balance plate, the packaging material conveyed by the vacuum film suction device 17 moves vertically downward, and the paper towel pushed by the paper pushing device 4 is moved horizontally. When the packaging material touches the paper towel, it is wrapped on the paper towel and is balanced After the plate is pressurized, the packaging material is wrapped flat on the outside of the paper towel.

As shown in FIG. 8 , the structure of the side sealing device 5 is as follows: a heating plate 58 is fixed on the bottom frame. A protruding plate 51 is installed on the heat-sealing device, and the bottom of the protruding plate 51 is equipped with a shaft 52. When the shaft 52 penetrated into the position of the cylinder 53 below, the work of the cylinder 53 pushed the heat seal forward to achieve the effect of heat sealing. The function of the film baffle plate 54 is to fold down the wrapped film and then heat seal it. Its transmission mode is to extend a plate from the side of two sets of first slide rails 55. The top of the plate is connected to the crank 56, and the other end of the crank 56 is connected to On a cam 57, it rotates to drive the first slide rail 55 to move up and down to complete.

As shown in Figures 1 and 11, the pin forming device 6 includes two sets of transmission belts 61, a front gusset plate 62 and a rear gusset plate 63, the conveyor belt 61 is fixed on the frame 66 through a shaft, and the front gusset plate 62 is fixed on the frame , the rear gusset plate 63 is located on the second slide rail 64 . When the rear gusset plate 63 moves to a certain position, the sprocket drive system 65 drives the conveyor belt 61 to move, and the products formed by the front and rear gussets are sent to the end face forming device 7 .

As shown in Figures 1 and 9, the end face forming device 7 is composed of two upper and lower belts and two side walls to form a track, the two side walls are symmetrical, and are all composed of three wall plates 71,72,73. The paper towel whose side has been sealed enters the end forming mechanism, and is moved to the right by the upper and lower belts, and its two ends touch the two side walls of the end forming mechanism. The packaging material on the lower side wraps upwards and forms creases, and the paper towel continues to move to the right. When it reaches the point F shown in the figure, the packaging material on the upper side wraps downwards and folds under the action of points F and N. Creases are formed; at this time, the forming action is completed, and the finished product enters the end sealing device.

As shown in Fig. 1 and Fig. 2, the end face sealing device 8 is modified according to existing similar machines. It is symmetrical left and right, and each side is composed of a transmission first belt 81 set on the first pulley 84 and a first electric heating body 82 close to the first belt 81. The bottom of the first belt 81 and the first electric heating body 82 is a bottom plate , the bottom plate and the two first belts 81 constitute the paper package track 83. The paper towel package whose end surface is formed from the left side is clamped by two transmission first belts 81 which are sleeved on the first pulley 84, close to the first electric heating element 82 and transfer heat at the same time, and then move to the right , The thermoplastic packaging material is bonded due to heat, that is, the end face seal of the tissue is completed.

As shown in FIGS. 1 and 2 , the structure of the ironing device 9 is the same as that of the end sealing device 8 . It is symmetrical left and right, and each side is composed of a transmission second belt 91 sleeved on the second pulley 94 and a second electric heating body 92 close to the second belt 91. The bottom of the second belt 91 and the second electric heating body 92 is a bottom plate , the bottom plate and two second belts 91 constitute the paper package track 93. The difference from the end sealing device 8 is that the lengths of the second driving belt 91 and the second heating body 92 of the ironing device 9 are longer than the lengths of the driving second belt 81 and the second heating body 82 of the end sealing device 8 .

The present invention also includes an air cooling device. The air cooling device can adopt existing cooling equipment such as an air conditioner. Its function is to cool the air so that the electronic pneumatic components can dissipate heat faster and prolong their service life.

The working process of the present invention is as follows: the front film feeding device 2 , the rear film feeding device 1 and the vacuum film suction device 17 cooperate to transport the packaging material to the wrapping device 10 accurately and steadily. At the same time, the paper towel conveying device 3 and the paper pushing device 4 also convey the stacked paper towels to the wrapping device 10 . The packaging material conveyed by the vacuum film suction device 17 moves vertically downward, and the paper towel pushed by the paper pushing device 4 is moved horizontally. When the packaging material touches the paper towel, it is wrapped on the paper towel. The packaging material is wrapped flat on the outside of the paper towel. The paper towel wrapped with packaging material then enters the side sealing device 5, the pin forming device 6, the end forming device 7, the end sealing device 8 and the ironing device 9 to seal the side and the end face successively, and the product is formed.

Claims (8)

1. A paper towel packaging machine, comprising a film feeding device, a paper towel conveying device, a wrapping device, a side sealing device, an end forming device, and an end sealing device, the film feeding device and the paper towel conveying device are located before the wrapping device, the side sealing device, The end surface forming device and the end surface sealing device are arranged sequentially behind the wrapping device, and the feature is that the film feeding device includes a rear film feeding device and a front film feeding device behind the rear film feeding device, and the rear film feeding device includes a film feeding positioning device. There are two sets of rollers installed on the top and bottom of the positioning frame respectively; the top of the film feeding positioning frame of the rear film feeding device is equipped with rollers, and a set of sliding rods are fixed in the middle of the film feeding positioning frame. The bottom of the sliding rods is fixed with a slide plate. Two rollers, the front film feeding device includes two side plates and a support frame, the side plate is equipped with an adjustment device, a first stepping motor, a color code photoelectric tracking device and a dotted line hole device, the middle part of the support frame is fixed with a base, There are two fixed plates on the base, two large rollers and two small rollers on the fixed plate, and a film cutter is fixed on the base; there is a vacuum film suction device under the front film feeding device, and the vacuum film suction device An iron plate is fixed on the conveying shaft, and there is a conveyor belt on the iron plate. A row of holes are opened on both the conveyor belt and the iron plate. The holes on the iron plate are opposite to the holes on the conveyor belt; A second stepping motor, two iron plates are fixed on the conveying shaft of the vacuum film suction device, each iron plate has a conveyor belt, and a row of holes are opened on the conveyor belt and the iron plate, and the holes on the iron plate are in line with the The holes on the conveyor belt are opposite; a vacuum pump is fixed on the iron plate, and the conveyor shaft is rotated by the second stepping motor. 2. The paper towel packaging machine according to claim 1, characterized in that: the tail end of the paper towel conveying device also includes a paper pushing device, the cam system of the paper pushing device is connected with a push rod, and the push rod is located on the parallel slide rail , the connecting rod fixed on the push rod is hinged with the paper push strip, and one end of the paper push strip is equipped with a paper push plate; there is a paper pressure positioning device on the upper right of the paper push device. 3. The paper towel packaging machine according to claim 2, characterized in that: there is a pin forming device between the side sealing device and the end face forming device, the pin forming device includes two sets of transmission belts, a front gusset plate and a rear gusset plate, The conveyor belt and the front gusset are fixed on the frame, the rear gusset is located on the second slide rail, the conveyor belt is connected with the sprocket drive system, the conveyor belt is fixed on the frame through the shaft, the front gusset is fixed on the frame, and the rear The gusset plate is located on the second slide rail; when the rear gusset plate moves to a certain position, the sprocket drive system drives the conveyor belt to move, and the products formed by the front and rear gussets are sent to the end forming device. 4. The paper towel packaging machine according to claim 3, characterized in that: there is an ironing device behind the end sealing device, and the said ironing device is left and right symmetrical, and each side is driven by a second pulley set on the second pulley. The belt and the second heating body close to the second belt are composed. 5. The paper towel packaging machine according to claim 1 or 2, characterized in that: the paper towel conveying device is composed of two chains of the same length and a slide plate on the chain, and a paper pushing rod is installed in the center of the slide plate. 6. The paper towel packaging machine according to claim 1 or 2, characterized in that: the side sealing device includes a heating plate, a diaphragm plate and a first slide rail fixed on the bottom frame, and a protruding rail is installed on the heat sealing device. The bottom of the convex plate is equipped with a shaft, and the bottom of the shaft is a cylinder; the side of the first slide rail is connected with a crank, and the other end of the crank is connected with a cam. 7. The paper towel packaging machine according to any one of claims 1-4, characterized in that: the end face forming device is composed of two upper and lower belts and two side walls, the two side walls are symmetrical, and each consists of three wall panels composition. 8. The paper towel packaging machine according to any one of claims 1-4, characterized in that: the end face sealing device is left-right symmetrical, and each side is driven by the first belt which is set on the first pulley and which is close to the first belt. The composition of the first electric heating body. the

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