CN2691840Y

CN2691840Y - Folding structure of hand cleaning paper folding machine

Info

Publication number: CN2691840Y
Application number: CN 200420015198
Authority: CN
Inventors: 彭锦铜
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-01-19
Filing date: 2004-01-19
Publication date: 2005-04-13
Anticipated expiration: 2014-01-19

Abstract

The utility model relates to a folding structure of hand cleaning paper folding machine, comprising two folding rollers arranged side by side. Each folding roller is provided with a plurality of convex pluggable paper knives. The utility model is characterized in that each folding roller is provided with a plurality of seams which can open and close periodically as the rotating of the roller body, the operating position of the seams is the adjacent position of the cylinders of the two roller bodies, the seams and the pluggable paper knives on the same roller body have the radial arrangement in the circumferencial direction of the roller body, and the pluggable paper knives of the one folding roller can be inserted into the seams of the other folding roller at the adjacent position of the cylinders of the two roller bodies. The utility model uses the seam structure instead of the groove and the suction hole structure belonging to the prior art, overcoming the defect which the suction hole is sealed easily, making the hand cleaning paper folding machine work reliably and ensuring the quality of the product easily.

Description

The fold mechanism of tissue folding machine

Technical field

The utility model relates to the paper products process technology, particularly produces the tissue folding machine of tissue.

Background technology

The tissue folding machine all has and is used for the fold mechanism that many connected head-to-tail tissues are continuously folding.Present known fold mechanism all is to adopt two folding rollers side by side, and every folding roller is provided with the groove of depression and the slotting paper cutter of projection, and groove and slotting paper cutter are spaced along the circumferencial direction of roll body, have suction hole in the groove.Its basic functional principle is when paper during through two folding rollers middle, wherein a folding roller is gone into the paper plane nest in the groove by suction hole, the slotting paper cutter of another root folding roller inserts this groove simultaneously, making paper form one creases, so circulation, the slotting paper break bar stream of two folding rollers inserts the other side's groove, realizes continuously folding.The shortcoming of this fold mechanism is that suction hole stops up easily, causes suction paper unable, influences product quality, and is difficult to cleaning after stopping up, and repairs time-consuming.

Summary of the invention

The purpose of this utility model provides a kind of fold mechanism of tissue folding machine of reliable operation.

The utility model is achieved in that the fold mechanism of tissue folding machine comprises two folding rollers side by side, every folding roller is provided with the slotting paper cutter of a plurality of projectioies, especially, on every folding roller, also be provided with the seaming of a plurality of periodicity opening and closing along with the rotation of roll body, the closing position of seaming is the close position of the cylinder of two roll bodies, on same roll body, seaming and slotting paper cutter are spaced along the circumferencial direction of roll body, in the position that the cylinder of two roll bodies relies on recently, the slotting paper cutter of this root folding roller can insert in the seaming of those root folding rollers.Operation principle of the present utility model is such: in the time of between paper is through two folding rollers, wherein the slotting paper cutter of a folding roller is pressed paper plane in the seaming of another root folding roller, this seaming closure is clamped the paper plane that slotting paper cutter is gone into together with nest, along with the rotation of two folding rollers simultaneously, inserting the paper cutter extracts out in seaming, but paper does not break away from seaming immediately, so paper plane is pressed from both sides into knuckle by seaming, realizes folding, then seaming opens, and the paper knuckle breaks away from seaming under the gravity effect.So circulation, along with the rotation of two folding rollers, the slotting paper break bar stream of two folding rollers inserts in the other side's the seaming, and constantly repeats said process, realizes continuously folding.

The utility model has the advantages that: owing to replaced groove and suction hole, therefore overcome the shortcoming that suction hole stops up easily fully, made the work of tissue folding machine more reliable, be easy to guarantee product quality with seaming.

Description of drawings

Fig. 1 is the utility model embodiment structural representation of 1 in working order;

Fig. 2 is Fig. 1 structural representation of 2 in working order;

Fig. 3 is Fig. 1 structural representation of 3 in working order;

Fig. 4 is Fig. 1 structural representation of 4 in working order;

Fig. 5 is Fig. 1 structural representation of 5 in working order;

Fig. 6 is a structural representation of realizing seaming periodicity opening and closing and slotting paper cutter periodic wobble.

The specific embodiment

Referring to Fig. 1, the fold mechanism of tissue folding machine comprises two folding rollers 1,2 side by side, is provided with a plurality of slotting paper cuttves 3 and seaming 4 on folding roller 1, and seaming 4 is spaced with the circumferencial direction of slotting paper cutter 3 along roll body.Also be provided with a plurality of slotting paper cuttves 5 and seaming 6 on folding roller 2, seaming 5 and slotting paper cutter 6 also are that the circumferencial direction along roll body is spaced.Seaming 4,6 can be along with the rotation of roll body 1,2 periodically opening and closing, and the position of seaming closure is the close position of cylinder of two roll bodies, in this position, the slotting paper break bar stream of two folding rollers inserts in the seaming of the other side's folding roller.That is as shown in Figure 2, this moment, seaming 4 was in closure state, and slotting paper cutter 5 has inserted in the seaming 4.Describe operation principle of the present utility model in detail below in conjunction with accompanying drawing.In tissue folding machine when work,, as shown in Figure 1, two folding rollers 1,2 rotate synchronously by rightabout, and many connected head-to-tail tissues 7 are constantly driven by two carry-over pinch rolls 8, and under the guiding of two row's gib blocks 9, down move between the folding roller 1,2.When paper passed through between the folding roller 1,2, as shown in Figure 2, the slotting paper cutter 5 of folding roller 2 was pressed paper plane in the seaming 4 of folding roller 1, and seaming 4 closures are clamped the paper plane that slotting paper cutter 5 is gone into together with nest simultaneously.When seaming 4 and slotting paper cutter 5 along with the rotation of folding roller 1,2 through Fig. 3, when arriving state shown in Figure 4, inserts paper cutter 5 and in seaming 4, extract out, but paper still clips by seaming 4, so paper plane is pressed from both sides into knuckle by seaming, realize folding.Meanwhile, the slotting paper cutter 3 on the folding roller 1 has inserted in the seaming 6 of folding roller 2.When seaming 4 arrived position shown in Figure 5 along with the rotation of roll body 1, seaming 4 opened, and paper knuckle 24 breaks away from seaming 4 under the gravity effect, and the seaming 6 on the roll body 2 presss from both sides out second knuckle on paper plane simultaneously, realized folding for the 2nd time.So circulation, along with the rotation of two folding rollers 1,2, the slotting paper break bar stream of two folding rollers inserts in the other side's the seaming, has realized continuously folding.

As preferred forms, referring to Fig. 1, the seaming 4 of present embodiment comprises and is opened in the axial pit 10 on the folding roller 1 and is hidden in holding paper cutter 11 in the pit that holding paper cutter 11 is hinged with roll body 1.When holding paper cutter 11 during around jointed shaft 12 swing, but the just seaming 4 of formation opening and closing between the hole wall of holding paper cutter 11 and pit 10.The structure of the seaming 6 on the roll body 2 is identical with seaming 4.In order to drive the swing of holding paper cutter in the simplest mode, can be as shown in Figure 6, on the jointed shaft 12 of the holding paper cutter of each seaming, fix a fork 13, an end of fork is equipped with roller 14, roller contacts with a cam 15, and cam 15 is fixed with the frame of tissue folding machine.When folding roller rotates, roll body drives roller 14 and rolls along cam 15 by jointed shaft 12, the fork 13 of holding paper cutter, height rises and falls roller 14 along with the variation of cam radius of curvature, thereby the jointed shaft 12 drive holding paper cuttves by fork 13, holding paper cutter are periodically swung, and realize the periodic opening and closing campaign of seaming.Among Fig. 6 the position of four jointed shafts 12 just with Fig. 2 in four corresponding the position at holding paper cutter 11 places.As long as design the curvature variation of cam 15, just can make seaming in the close position closure of the cylinder of two roll bodies, and open again after leaving this position.In order to guarantee that with the simplest structure each roller 14 can both be pressed on the cam 15, can be as shown in Figure 6, surround the ring of encirclement with extension spring from beginning to end 16, the ring of encirclement is pressed on the central shaft 17 of each roller, relies on the convergent force of the ring of encirclement that each roller 14 can both be kept in touch with cam 15.Above structure, folding roller 2 is identical with folding roller 1.

When extracting out in for fear of slotting paper cutter from seaming paper is abraded, can be articulated and connected inserting paper cutter and folding roller, order is inserted the paper cutter and can be swung around jointed shaft.During work, as shown in Figure 1, insert paper cutter 5 and before inserting seaming 4, swing certain angle β towards the direction identical earlier with folding roller 2 rotation directions, along with the rotation of folding roller 1,2, insert paper cutter 5 and insert in the seaming 4, to state shown in Figure 2, in the process from Fig. 2 to Fig. 3, insert paper cutter 5 and reset around jointed shaft 18 counterclockwise backswing, the slotting insertion angle of paper cutter 5 in seaming 4 is constant substantially, has avoided slotting paper cutter 5 to stir in seaming 4 and paper is abraded.Swing according to above-mentioned rule in order to drive slotting paper cutter in the simplest mode, can fix a fork 19 as shown in Figure 6 on the jointed shaft 18 of each slotting paper cutter, an end of fork is equipped with roller 20, roller contacts with a cam 21, and cam 21 is fixed with the frame of tissue folding machine.When folding roller rotates, roll body drives roller 20 and rolls along cam 21 by jointed shaft 18, the fork 19 of inserting the paper cutter, height rises and falls roller 20 along with the variation of cam radius of curvature, periodically swings thereby insert the paper cutter by jointed shaft 18 drives of fork 19, slotting paper cutter.Slotting paper cutter 3 on the roll body 1 is also adopted the identical swaying movement regularity of realizing in the same way with on the roll body 2 of slotting paper cutter 5.Among Fig. 6 the position of four jointed shafts 18 just with Fig. 2 in four corresponding the position at slotting paper cutter 5 places.As long as design the curvature variation of cam 21, just can make and insert paper cutter periodic wobble on request.In order to guarantee that the roller 20 that each slotting paper cutter is connected can both keep in touch with cam 21, structure is simplified most, can be as shown in Figure 6, surround the ring of encirclement with extension spring from beginning to end 22, the ring of encirclement is pressed on the central shaft 23 of the roller that each slotting paper cutter connected, and relies on the convergent force of the ring of encirclement that each roller 20 can both be kept in touch with cam 21.The above structure, folding roller 2 is identical with folding roller 1.Because existing holding paper cutter has slotting paper cutter again on the same folding roller, therefore can be with structures such as the fork of the control holding paper cutter on the same roll body, roller, cam, extension springs, with structures such as the fork of controlling slotting paper cutter, roller, cam, extension springs, place the two ends of roll body respectively.For making view clear, the structure that the paper cutter is inserted in the control of only drawing on the roll body of Fig. 6 left side, the structure of only drawing control holding paper cutter on the right on the roll body.

Claims

1, the fold mechanism of tissue folding machine, comprise two folding rollers side by side, every folding roller is provided with the slotting paper cutter of a plurality of projectioies, it is characterized in that: the seaming that on every folding roller, also is provided with a plurality of periodicity opening and closing along with the rotation of roll body, the closing position of seaming is the close position of the cylinder of two roll bodies, on same roll body, seaming and slotting paper cutter are spaced along the circumferencial direction of roll body, in the position that the cylinder of two roll bodies relies on recently, the slotting paper cutter of this root folding roller can insert in the seaming of those root folding rollers.

2, the fold mechanism of tissue folding machine as claimed in claim 1 is characterized in that: described seaming comprises and is opened in the axial pit on the folding roller and is hidden in holding paper cutter in the pit that holding paper cutter and roll body are hinged.

3, the fold mechanism of tissue folding machine as claimed in claim 2, it is characterized in that: on the jointed shaft of the holding paper cutter of each seaming, fix a fork, one end of fork is equipped with roller, and roller contacts with a cam, and the frame of cam and tissue folding machine is fixed.

4, the fold mechanism of tissue folding machine as claimed in claim 3 is characterized in that: surround the ring of encirclement with extension spring from beginning to end, the ring of encirclement is pressed on the central shaft of the roller that each holding paper cutter connected.

5, the fold mechanism of tissue folding machine as claimed in claim 1 is characterized in that: described slotting paper cutter and folding roller are articulated and connected.

6, the fold mechanism of tissue folding machine as claimed in claim 5 is characterized in that: fix a fork on the jointed shaft of each slotting paper cutter, an end of fork is equipped with roller, and roller contacts with a cam, and the frame of cam and tissue folding machine is fixed.

7, the fold mechanism of tissue folding machine as claimed in claim 6 is characterized in that: surround the ring of encirclement with extension spring from beginning to end, the ring of encirclement is pressed on the central shaft of the roller that each slotting paper cutter connected.