CN101497406B - Thin paper winding and cutting device with pre-roller - Google Patents

Abstract

The invention relates to a thin paper winding and cutting device with a pre-winding wheel, which comprises an upper winding wheel, at least one guide plate and the pre-winding wheel. The guide plate is arranged at the position adjacent to the upper winding wheel, and a channel is formed between the guide plate and the upper winding wheel. The pre-rolling wheel is arranged at the position adjacent to the lower part of the upper rolling wheel, the wheel surface of the pre-rolling wheel corresponding to the direction of the upper rolling wheel protrudes and is positioned in a channel formed between the guide plate and the upper rolling wheel, a narrow channel is formed between the upper rolling wheel and the wheel surface of the pre-rolling wheel positioned in the channel, the pre-rolling wheel is provided with a pre-rolling wheel shaft, the pre-rolling wheel rotates in the direction opposite to the preset conveying direction of the tissue paper by taking the pre-rolling wheel shaft as the center, and the rotating speed of the pre-rolling wheel is lower than that of the upper rolling wheel. The paper tube is temporarily retained in the narrow channel by using the rotating speed difference of the pre-winding wheel and the upper winding wheel, and the thin paper is wound on the paper tube and then is pulled apart.

Description

Thin paper winding and cutting device with pre-roller

technical field

The invention relates to the design of a thin paper winding device, in particular to a thin paper winding and cutting device with a pre-rolling wheel.

Background technique

Generally, the paper tube of the thin paper winding mechanism is delivered to an upper roll by a conveyor, and then pushed into an arc-shaped guide plate channel by a push rod, and then reaches a winding area and winds the thin paper on the paper tube. Become a roll of paper, such as a roll of toilet paper. When the roll paper is about to be wound, by controlling the rotation speed of a rotating rod, its relative speed is faster or slower than that of the upper winding wheel, causing the thin paper to break, or using a cutter device to cut off the thin paper .

For example, in the U.S. Patent No. 6877689 patent case, a winding mechanism and its method are disclosed, which include a first reel for conveying thin paper, an arc-shaped support plate for receiving and guiding the paper tube, and an adjacent Tissue paper divider for the first roll. The winding mechanism winds thin paper in a winding area, and the winding area is located between the first winding wheel, a second winding wheel and a riding wheel. The tissue divider includes a plurality of rotating arms to effectively break the tissue paper because the tissue divider is in contact with the tissue paper and rotates at a speed at least equal to the advance speed of the tissue paper.

Technical problem to be solved by the present invention

However, the thin paper winding mechanism that breaks the thin paper through the rotation speed difference of the rotating rod needs to be equipped with a rotating rod rotation control unit to control the rotation of the rotating rod; while the thin paper winding mechanism that uses a cutter device to cut the thin paper , which needs to be equipped with a control unit for cutting knife action to control the action of the cutting knife.

Moreover, regardless of the design of using a rotating rod or a cutter device to cut off the thin paper, the thin paper is cut off first, and then the thin paper is wound on the paper tube, and it is impossible to wind the thin paper on the paper tube first. Cut off the tissue paper.

Furthermore, if the thin paper is made of high-toughness material, if the speed difference between the rotating rod and the winding wheel is not large enough, the thin paper cannot be broken.

Contents of the invention

For this reason, the main purpose of the present invention is to provide a thin paper winding and cutting device with a pre-roll wheel. A pre-roll wheel is used to achieve the cutting function, eliminating the need for additional lever rotation control units or cutters. control unit.

Another object of the present invention is to provide a thin paper winding device with a pre-roller, which first winds the thin paper on the paper tube with a pre-roller and then breaks the thin paper.

Another object of the present invention is to provide a thin paper cutting device with a pre-winding wheel to cut thin paper made of high tenacity material.

Technical means for solving problems of the present invention

The technical means adopted by the present invention to solve the problems of the prior art is to provide a thin paper winding and cutting device with a pre-roll wheel, which includes an upper roll wheel, at least one guide plate and a pre-roll wheel. The guide plate is arranged adjacent to the winding wheel, and forms a channel with a loading end and a leading end between the winding wheel, and a thin paper is attached to the wheel surface of the lower half of the winding wheel from the loading end. Wound on a first paper tube in a winding area adjacent to the delivery end in a predetermined conveying direction. The pre-winding wheel is arranged at the adjacent position below the winding wheel, and the wheel surface of the pre-rolling wheel corresponding to the direction of the winding wheel is protruding and located in the channel formed between the guide plate and the winding wheel. A narrow passage is formed between the pre-roll wheel surfaces in the channel. The pre-roll wheel has a pre-roll wheel shaft. The pre-roll wheel is centered on the pre-roll wheel shaft and rotates in the direction opposite to the predetermined conveying direction of the thin paper. The pre-roll wheel The rotational speed of the wheel is lower than that of the winding wheel. When a second paper tube sticking one end of glue is sent into the passage from the loading end and rolled to the narrow path formed between the winding wheel and the wheel surface of the pre-rolling wheel in the passage, the paper tube passes through the winding wheel and the pre-rolling wheel. The different rotation speeds of the reels make the second paper tube temporarily stay in the narrow passage, and the thin paper is wound on the outer ring surface of the second paper tube through the head glue on the second paper tube. At this time, the upper winding wheel and pre-rolling wheel The thin paper wound on the second paper tube is sandwiched, and a web pull formed by the thin paper wound on the first paper tube generates a roll tension, and the paper between the first paper tube and the second paper tube The tissue paper between the tubes snapped off.

The present invention contrasts the effect of prior art

Through the technical means adopted in the present invention, the purpose of breaking the thin paper can be achieved by only using a simple pre-roll wheel so that its rotation direction is opposite to the predetermined conveying direction of the thin paper. The structure is simple and the additional lever rotation can be avoided. Control unit or control unit for cutter action. And by making the rotating speed of the pre-winding wheel lower than that of the winding wheel, the thin paper can be wound on the paper tube in advance, and then the thin paper can be broken. And the design of the narrow passage in the present invention can generate enough clamping force to break the thin paper made of high toughness material, so there is no need to worry about the situation that sometimes cannot be broken in the prior art.

The specific embodiments adopted by the present invention will be further described through the following embodiments and attached drawings.

Description of drawings

Fig. 1 is the schematic diagram of the thin paper winding and cutting device with pre-winding wheel of the present invention;

Fig. 2 is the side view of pre-roll wheel, upper roll wheel and guide plate of the present invention;

Fig. 3 is the sectional view of section 3-3 in Fig. 2;

Fig. 4 is a schematic diagram of a second paper tube being pushed into the channel formed between the winding wheel and the guide plate;

Fig. 5 is a schematic diagram of rolling the second paper tube to the narrow path formed between the upper winding wheel and the wheel surface of the pre-rolling wheel located in the passage, and winding thin paper;

Fig. 6 is a schematic diagram of the thin paper being pulled off;

Fig. 7 is a schematic diagram of the second paper tube continuing to roll forward through the narrow path formed between the upper winding wheel and the pre-rolling wheel surface in the channel;

Fig. 8 is a schematic diagram showing that the second paper tube is delivered to the winding area, and the roll paper formed by the first paper tube that has completed the winding work is discharged.

[Description of main component symbols]

100 Thin paper winding and cutting device with pre-roller

11 base

12 Roller

121 Roll up axle

122 Rough surface area

13 pre-roll wheel

131 preroll axle

132 surround groove

14 guide plate

141 middle part

15 Down scroll wheel

16 riding wheels

161 swing arm

162 central axis

17 paper tube conveying device

171 bearing plate

172 push plate

18 Gluing mechanism

21 pinch wheel

22 punching device

23 inclined channel

24 Press the conveyor belt

3 channels

31 loading end

32 export terminal

33 narrow road

34 winding area

4 tissue paper

41 head end

42 Tail end

5 first paper tube

51 roll paper

6 Second paper tube

7 head glue

F roll pull

Detailed ways

Referring to Fig. 1, the thin paper winding and cutting device 100 with a pre-roll wheel of the present invention comprises a base 11, an upper roll wheel 12, a pre-roll wheel 13, a plurality of guide plates 14 (side view only One can be seen), the lower rolling wheel 15, a riding wheel 16, a paper tube conveying device 17, a gluing mechanism 18, a pair of pinch wheels 21, a punching device 22, an inclined passage 23 and a pressing conveying with 24.

Please refer to FIG. 2 and FIG. 3 at the same time, the winding wheel 12 is connected to the base 11 via a winding wheel shaft 121 . The wheel surface of the winding wheel 12 is formed with a plurality of rough surface areas 122 .

The pre-roll wheel 13 is arranged at the adjacent position below the upper roll wheel 12, the pre-roll wheel 13 has a pre-roll wheel shaft 131, the pre-roll wheel 13 is connected to the base 11 via the pre-roll wheel shaft 131, and the wheel surface of the pre-roll wheel 13 A plurality of surrounding grooves 132 are formed. The guide plate 14 is arranged at the adjacent position below the winding wheel 12, the guide plate 14 is connected to the base 11 via a beam (not shown in the figure), the guide plate 14 has a middle section 141, and the guide plate 14 The middle portion 141 is accommodated in the surrounding groove 132 of the pre-roll wheel 13 , and a channel 3 having a loading end 31 and a lead-out end 32 is formed between the guide plate 14 and the winding wheel 12 . The wheel surface of the pre-roll wheel 13 corresponding to the direction of the upper roll wheel 12 protrudes and is located in the channel 3 formed between the guide plate 14 and the upper roll wheel 12, and the upper roll wheel 12 and the pre-roll wheel 13 located in the channel 3 A narrow road 33 is formed between the wheel surfaces.

A winding area 34 (see FIG. 1 ) is formed between the upper winding wheel 12 , the lower winding wheel 15 and the riding wheel 16 , and the winding area 34 is adjacent to the lead-out end 32 . A thin paper 4 with a predetermined thickness and width is conveyed by the pinch wheel 21, and after a row of holes is punched at a predetermined distance by the punching device 22, it is pasted on the upper roll wheel 12 by the loading end 31. Half of the wheel surface is wound on a first paper tube 5 in the winding area 34 with a predetermined conveying direction, and the thin paper 4 can form a web 51 of a predetermined diameter in the winding area 34, such as a roll toilet paper etc. The pre-roll wheel 13 rotates around the pre-roll shaft 131 in a direction opposite to the intended transport direction of the thin paper 4 , and the rotation speed of the pre-roll wheel 13 is lower than that of the winding wheel 12 .

Referring to FIG. 4 , the paper tube conveying device 17 has a plurality of support plates 171 and a push plate 172 . The gluing mechanism 18 is arranged at the selected position of the paper tube conveying device 17. When the paper tube is conveyed by the carrier plate 171 of the paper tube conveying device 17 and passes through the gluing mechanism 18, the gluing mechanism 18 will apply glue to the outside of the paper tube. torus. After a second paper tube 6 is transported to the loading end 31 by the supporting plate 171 of the paper tube conveying device 17, the push plate 172 will rotate to push the second paper tube 6 into the channel 3, and the second paper tube 6 and the The winding wheel 12 is in contact, so the second paper tube 6 is driven by the winding wheel 12 to roll forward. And the second paper tube 6 has been stained with glue when passing through the gluing mechanism 18 before, so it has a glue 7 at the end.

Referring to Fig. 5 and Fig. 6, when the second paper tube 6 with the head glue 7 is sent into the channel 3 from the loading end 31 and rolled to the wheel surface of the winding wheel 12 and the pre-roll wheel 13 located in the channel 3 When the narrow lane 33 is formed between them (the position of the narrow lane 33 is shown in FIGS. 1 to 4 ), the second paper tube 6 temporarily stays in the narrow lane due to the different speeds of the winding wheel 12 and the pre-rolling wheel 13. 33, and wind the thin paper 4 on the outer ring surface of the second paper tube 6 through the head glue 7 on the second paper tube 6, at this time, the upper rolling wheel 12 and the pre-rolling wheel 13 will be wound on the second paper tube The thin paper 4 of the tube 6 is clamped, and the roll paper 51 formed by the thin paper 4 wound on the first paper tube 5 is pulled to generate a roll tension F, and will be located between the first paper tube 5 and the second paper tube. The thin paper 4 between 6 is broken, and the fracture is located on a row of holes previously punched out by the punching device 22 . After the thin paper 4 is broken, a head end 41 and a tail end 42 are formed at the break. The head end 41 is wound on the outer ring surface of the second paper tube 6 , and the tail end 42 is wound on the roll paper 51 to be completed.

Referring to Fig. 7, after the second paper tube 6 temporarily stays in the narrow passage 33, due to the fast speed of the winding wheel 12, the second paper tube 6 will pass through the narrow passage 33 and be driven by the winding wheel 12. Keep scrolling forward.

Referring to shown in Figure 8, the second paper tube 6 will be delivered to the winding area 34 by the speed difference effect between the upper reel 12 and the lower reel 15 caused by the deceleration of the lower reel 15, and start a new process. The winding work of the web. The finished web 51 is discharged along the inclined channel 23 and the pressing conveyor belt 24 . Since the roll paper 51 has been discharged along the inclined passage 23 and the pressing conveyor belt 24, the riding wheel 16 is connected to a swing arm 161, and the swing arm 161 has a central axis 162, and the swing arm 161 can use its central axis 162 Swing as the center, so the riding wheel 16 connected to the swing arm 161 will also move up and down along with the swinging track of the swing arm 161, so when the roll paper 51 is discharged, the riding wheel 16 originally pressed against the roll paper 51 That is to say, it will move down and press against the second paper tube 6 .

From the above examples, it can be seen that the thin paper winding and cutting device with pre-roller provided by the present invention has industrial application value, so the present invention already meets the requirements of the patent. The above narration is only a description of the preferred embodiments of the present invention, and those who are proficient in this skill can make other various improvements according to the above description, but these changes still belong to the spirit of the present invention and the patents defined below in range.

Claims (5)

1. A thin paper winding and cutting device with a pre-roller, comprising: One on the reel; At least one guide plate is arranged at the adjacent position of the winding wheel, and forms a channel with a loading end and a leading end with the winding wheel, and a thin paper is pasted on the upper rolling wheel from the loading end The wheel surface of the lower half of the reel is wound on a first paper tube in a winding area adjacent to the lead-out end in a predetermined conveying direction; A pre-rolling wheel is arranged at the adjacent position below the winding wheel, and the wheel surface of the pre-rolling wheel corresponding to the direction of the winding wheel is protruding and located in the channel formed between the guide plate and the winding wheel , a narrow passage is formed between the upper roll wheel and the pre-roll wheel wheel surface located in the channel, the pre-roll wheel has a pre-roll wheel shaft, and the pre-roll wheel is centered on the pre-roll wheel shaft to the The thin paper rotates in the direction opposite to the predetermined conveying direction, and the rotation speed of the pre-winding wheel is lower than the rotation speed of the winding wheel; When a second paper tube sticking with glue is sent into the channel from the loading end and rolled to the narrow channel formed between the winding wheel and the wheel surface of the pre-roll wheel in the channel, the The different rotation speed of the upper winding wheel and the pre-rolling wheel causes the second paper tube to temporarily stay in the narrow passage, and the thin paper is wound around the outer ring of the second paper tube by the head glue on the second paper tube At this time, the upper winding wheel and the pre-rolling wheel will clamp the thin paper wound on the second paper tube, and a roll will be produced due to a roll of paper formed by the thin paper wound on the first paper tube The thin paper between the first paper tube and the second paper tube is broken by pulling force. 2. The thin paper winding and cutting device with pre-roller according to claim 1, characterized in that, it comprises a paper tube conveying device for sending the first paper tube and the second paper tube into the channel. 3. The thin paper winding and cutting device with pre-roller as claimed in claim 1, characterized in that, it includes a glue applicator, which is arranged at a selected position of the paper tube conveying device, in order to apply glue to The outer ring surfaces of the first paper tube and the second paper tube. 4. The thin paper winding and cutting device with pre-rolling wheel as claimed in claim 1, characterized in that, it comprises a lower rolling wheel and a riding wheel, and the winding area is between the upper rolling wheel and the lower rolling wheel. and between the riding wheels. 5. The thin paper winding and cutting device with pre-roll wheel according to claim 1, characterized in that, the wheel surface of the pre-roll wheel is formed with a plurality of surrounding grooves, the guide plate has a middle section, The middle section of the guide plate is accommodated in the surrounding groove of the pre-roll wheel.

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