CN215591166U - Splicing device for connecting joints of cotton packaging films - Google Patents

Abstract

The utility model discloses a splicing device for connecting joints of cotton packing films, wherein a splicing adhesive tape mounting roller and a folding adhesive tape mounting roller are arranged above a pressing adhesive tape roller, an adhesive tape adsorption device is arranged behind the pressing adhesive tape roller in the travelling direction and at least comprises an adsorption mechanism, the adsorption mechanism can adsorb an adhesive tape passing through the pressing adhesive tape roller, namely, the splicing adhesive tape mounting roller and the folding adhesive tape mounting roller are provided with the adhesive tape, and the adhesive tape can be adsorbed by the adsorption mechanism after passing through the pressing adhesive tape roller. Compared with the prior art, the cotton packaging film coating device is simple in structure, the adhesive tape in a free floating state after being cut off can be adsorbed only by arranging the suction mechanism on the cotton packaging film coating composite splicing device, the phenomenon that the next splicing flow is influenced because the adhesive tape is not fixed is avoided, and the continuous production of the device is effectively guaranteed.

Description

Splicing device for connecting joints of cotton packaging films

Technical Field

The utility model relates to a splicing device for connecting joints of cotton packaging films, and belongs to the technical field of mechanical equipment.

Background

Along with the mechanization process, the cost of cotton picking manually is higher and higher, the mechanical cotton picking gradually replaces the manual cotton picking, and the cotton picker is more and more widely applied. The cotton picking machine needs to use a coating film for cotton picking and pack the picked cotton.

At present, cotton pickers, coating films and related matched products are mostly monopolized by foreign companies, for example: the coating belongs to consumables, and the cost of cotton picker factories is high. Therefore, the inventor develops an alternative product capable of replacing the original factory matched coating film, namely the coating film for the automatic packaging machine, which is applied to the application number of 201922448048X. The inventor also develops equipment for mass production of the packaging film, namely the cotton packaging film composite splicing equipment which is applied to the application number of 202021736339.5.

The use of the composite splicing equipment for the cotton packing films is found that after the splicing adhesive tape and the folding adhesive tape are cut off, one end of the adhesive tape is in a free floating state, the adhesive tape is soft in texture, and the included angle between the adhesive tape and the horizontal plane is a random non-fixed angle, so that the adhesive tape is not fixed, the splicing flow on the next step is influenced, and the continuous production of the composite splicing equipment for the cotton packing films is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a splicing device for connecting seams of cotton packaging films, which is simple in structure, can avoid the situation that the splicing process of the next step is influenced because adhesive tapes are not fixed, and effectively ensures the continuous production of equipment.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a splicing apparatus for cotton packing membrane seam crossing is connected, contains the mount at least, be equipped with adhesive tape installation roller, folding sticky tape installation roller and moulding tape roller on the mount, adhesive tape installation roller and folding sticky tape installation roller establish the top at moulding tape roller the walking direction rear of moulding tape roller is equipped with sticky tape adsorption equipment, sticky tape adsorption equipment contains suction means at least, suction means can be with the sticky tape absorption through moulding tape roller, promptly install the sticky tape on adhesive tape installation roller and the folding sticky tape installation roller, the sticky tape can be adsorbed by suction means behind the moulding tape roller.

Further, a tape cutter is arranged in front of the tape roller in the traveling direction, a splicing tape is mounted on the splicing tape mounting roller, a folding tape is mounted on the folding tape mounting roller, and the suction mechanism can respectively suck the splicing tape and/or the folding tape after the splicing tape and/or the folding tape are cut off by the tape cutter.

Furthermore, the suction mechanism comprises an adsorption end face, a side wall and an adsorption bottom face, the side wall and the adsorption bottom face are enclosed to form an adsorption cavity, and the adsorption bottom face is provided with an air duct communicated with the adsorption cavity.

Further, the side wall includes a direction adjustment portion capable of bending the side wall to change the direction of the suction end face.

Further, the direction adjustment part is a corrugated structure or a corrugated structure made of a flexible material.

Further, the flexibility of the direction adjustment part is greater than the flexibility of the side wall except for the direction adjustment part.

Preferably, the number of the suction mechanisms is 4 groups.

Further, the adhesive tape cutter is an electric heating wire, and the adhesive tape and the folding adhesive tape can be cut off after the electric heating wire is heated.

Further, the suction mechanism is fixedly arranged on the bracket.

Compared with the prior art, the cotton packaging film coating device is simple in structure, the adhesive tape in a free floating state after being cut off can be adsorbed only by arranging the suction mechanism on the cotton packaging film coating composite splicing device, the phenomenon that the next splicing flow is influenced because the adhesive tape is not fixed is avoided, and the continuous production of the device is effectively guaranteed.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of a suction mechanism in embodiment 1 of the present invention.

FIG. 4 is a schematic view showing the state of adsorbing an adhesive tape in example 1 of the present invention

Fig. 5 is a schematic view of the structure of a wrapping film produced in example 1 of the present invention.

Fig. 6 is a schematic view of a wrapping film roll-forming process.

FIG. 7 is a schematic view of the overall main structure of the cotton coating and splicing apparatus.

Fig. 8 is a schematic structural view of a double-layer film composite attaching mechanism.

Fig. 9 is a schematic structural view of the attaching device.

FIG. 10 is a schematic view of a structure of a negative pressure suction table of the bottom lining film.

Fig. 11 is a schematic structural diagram of a double-layer membrane composite membrane split mechanism.

FIG. 12 is a schematic structural view of a composite film splicing mechanism

FIG. 13 is a schematic diagram of a composite membrane stage structure.

Shown in the figure: 1 is a feeding mechanism, 1-1 is a backing film, 1-2 is a mucous membrane, and 1-3 is a film placing roller.

2 is a double-layer film composite laminating mechanism, 2-1 is a film pressing roller, 2-2 is a traction roller A, 2-3 is a laminating device, 2-4 is a tension detection roller A, 2-5 is a briquetting lifting mechanism, 2-6 is a film spreading roller A, 2-8 is a film pressing briquetting, 2-9 is a film pressing block moving track, 2-10 is a bottom lining film negative pressure suction table, 2-11 is a bottom lining film negative pressure suction table lifting mechanism, 2-12 is a bottom lining film cutter moving track, 2-13 is a bottom lining film cutter, 2-14 is a bottom lining film cutter lifting mechanism, and 2-15 is a suction hole A.

3 is a double-layer film composite film splicing mechanism, 3-1 is a tension detection roller B, 3-2 is a traction roller B, 3-3 is a film spreading roller B, 3-4 is an air suction hole B, 3-5 is a through hole, 3-6 is a composite film splicing mechanism, 3-7 is a composite film suction table moving track, 3-8 is a tape cutter track, 3-9 is a tape cutter frame, 3-10 is a tape cutter, 3-11 is a tape pressing roller, 3-12 is a bonding tape mounting roller, 3-13 is a composite film cutter, 3-14 is a folding tape mounting roller, 3-15 is a composite film cutter track, 3-16 is a tape bonding device walking track, 3-17 is a suction composite film table, 3-18 is a walking mechanism, 3-19 is a movable fixed frame, 3-21 is a suction table jacking mechanism, 3-22 is a spring, 3-23 is a crank, 3-24 is a tape unwinding duckbill, 3-25 is a moving slide block, 3-26 is a movement track of an edge cutter, 3-27 is an edge cutter, 3-28 is a folding tape, 3-29 is an adhesive tape, 3-30 is an adhesive layer, and 3-31 is a separable layer.

4 is a finished film winding mechanism, 4-1 is a composite film roll, and 4-2 is a film winding roller.

5 is an air suction pipe, and 6 is a frame.

7 is a suction mechanism, 7-1 is an adsorption end face, 7-2 is a side wall, 7-3 is an adsorption bottom face, 7-4 is an adsorption chamber, 7-5 is an air duct, and 7-6 is a direction adjusting part.

8 is adhesive tape, 9 is bracket, 10 is fixing frame.

Detailed Description

Preferred embodiments of the present invention are described in detail below.

Example 1: referring to fig. 1-13, which are schematic structural views of embodiment 1 of the present invention, a splicing device for connecting seams of cotton packing films at least comprises a fixing frame 10, the fixing frame 10 is provided with adhesive tape mounting rollers 3-12, folding adhesive tape mounting rollers 3-14 and adhesive tape pressing rollers 3-11, the splicing tape mounting rollers 3-12 and the folding tape mounting rollers 3-14 are arranged above the tape pressing rollers 3-11, a tape adsorption device is arranged behind the adhesive tape pressing roller 3-11 in the traveling direction, the tape adsorption device at least comprises an adsorption mechanism 7, the adsorption mechanism 7 can adsorb the adhesive tape passing through the adhesive tape pressing roller 3-11, namely, the adhesive tapes are arranged on the adhesive tape mounting rollers 3-12 and the folding tape mounting rollers 3-14, and the adhesive tapes can be absorbed by the absorbing mechanism 7 after passing through the adhesive tape pressing rollers 3-11. The adhesive tape cutting device is characterized in that an adhesive tape cutter 3-10 is arranged in front of the adhesive tape roller 3-11 in the travelling direction, an adhesive tape 3-29 is arranged on an adhesive tape mounting roller 3-12, a folding adhesive tape 3-28 is arranged on a folding adhesive tape mounting roller 3-14, after the adhesive tape 3-29 and/or the folding adhesive tape 3-28 is cut by the adhesive tape cutter 3-10, the suction mechanism 7 can respectively suck the adhesive tape 3-29 and/or the folding adhesive tape 3-28, and then the adhesive tape is cut after the adhesive tape is sucked. The adsorption mechanism mainly generates adsorption force to adsorb the adhesive tape by the principle of negative pressure vacuum extraction, and other structures capable of realizing adsorption function can be used.

The suction mechanism 7 comprises an adsorption end face 7-1, a side wall 7-2 and an adsorption bottom face 7-3, the side wall 7-2 and the adsorption bottom face 7-3 enclose an adsorption chamber 7-4, and the adsorption bottom face 7-3 is provided with an air duct 7-5 communicated with the adsorption chamber 7-4. When the adsorption is needed, the fan generates negative pressure to adsorb the adhesive tape, and when the adsorption is not needed, the fan stops generating the negative pressure to release the adhesive tape.

The side wall 7-2 comprises a direction adjusting part 7-6, and the direction adjusting part 7-6 can bend the side wall 7-2 to change the direction of the adsorption end face 7-1, so that the adhesive tape in a floating state can be adsorbed more easily. When the included angle beta between the plane of the adhesive tape and the horizontal plane is larger than 0, the direction adjusting part 7-6 of the adsorption mechanism can enable the side wall 7-2 to be bent to change the direction of the adsorption end face 7-1, so that the adhesive tape in a floating state can be adsorbed more easily.

The direction adjusting part 7-6 is a corrugated structure or a corrugated structure made of flexible materials, and the structure has good bending performance when the adhesive tape is adsorbed. The softness of the direction adjusting part 7-6 is larger than that of the side wall 7-2 except the direction adjusting part 7-6.

The quantity of suction means 7 is 4 groups, and wherein two sets of suction means 7 adsorb the splicing tape, and two sets of suction means 7 adsorb folding tape, avoid a set of suction means 7 not to adsorb the sticky tape occasionally and influence continuous production. The adhesive tape cutters 3-10 are electric heating wires which can cut off the adhesive tapes 3-29 and the folding tapes 3-28 after being heated. The suction mechanism 7 is fixedly arranged on the bracket 9.

The working principle of the cotton coating and film-wrapping composite splicing equipment provided with the adhesive tape adsorption device is as follows: the adhesive tape splicing device is characterized in that movable sliders 3-25 capable of freely moving are arranged on the adhesive tape splicing device walking tracks 3-16, an adhesive tape splicing device is arranged on the movable sliders 3-25, and the adhesive tape splicing device comprises: adhesive tape mounting rollers 3-12 capable of fixing adhesive tapes, folding adhesive tape mounting rollers 3-14 capable of fixing folding adhesive tapes, adjusting springs 3-22 capable of adjusting the pressure of adhesive tape pressing rollers, cranks 3-23, adhesive tape unwinding duckbill parts 3-24 and adhesive tape pressing rollers 3-11, the adhesive tape pressing rollers 3-11 can be attached to the surfaces of the composite film suction tables 3-17 to move transversely, the transverse movement is perpendicular to the movement direction of the composite film, different adhesive tapes are respectively arranged on the adhesive tape mounting rollers 3-12 and the folding adhesive tape mounting rollers 3-14, the adhesive tape can be attached to the upper surface of the composite film adsorbed on the composite film suction table 3-17 by bypassing the adhesive tape unreeling duckbill 3-24 and the adhesive tape pressing roller 3-11, namely, the adhesive tape unreeling duckbilled 3-24 compresses the adhesive tape and the adhesive tape pressing roller 3-11. The adhesive tape cutter rail 6-8 is provided with an adhesive tape cutter frame 3-9 capable of freely moving on the adhesive tape cutter rail 6-8, the adhesive tape cutter frame 6-9 is provided with an adhesive tape cutter 3-10, and the adhesive tape cutter 3-10 can cut off the adhesive tape and the folded adhesive tape. The adhesive tape pressing device is characterized in that an adhesive tape adsorption device is arranged behind the traveling direction of the adhesive tape pressing roller, an adhesive tape cutter is arranged in front of the traveling direction of the adhesive tape roller, an adhesive tape is mounted on the adhesive tape mounting roller, a folding adhesive tape is mounted on the folding adhesive tape mounting roller, and after the adhesive tape cutter cuts the adhesive tape and/or the folding adhesive tape, the adsorption mechanism can adsorb the adhesive tape and/or the folding adhesive tape respectively. When the adsorption is needed, the fan generates negative pressure to adsorb the adhesive tape, and when the adsorption is not needed, the fan stops generating the negative pressure to release the adhesive tape. During the adsorption, the direction adjusting part 7-6 of the adsorption device can bend the side wall 7-2 to change the direction of the adsorption end face 7-1, thereby more easily adsorbing the adhesive tape in a floating state. The adhesive tape in the free floating state after being cut off is adsorbed, so that the condition that the adhesive tape is not fixed to influence the next splicing process can be avoided, and the continuous production of equipment is effectively ensured.

The cotton wrapping film cutting device is simple in structure, the adhesive tape in a free floating state after being cut off can be adsorbed only by arranging the absorption mechanism 7 on the cotton wrapping film cutting composite splicing device, the phenomenon that the next splicing flow is influenced because the adhesive tape is not fixed is avoided, and the continuous production of the device is effectively guaranteed.

Example 2: referring to fig. 1-13, the structural schematic diagram of a cotton coating and film-coating composite splicing device includes a feeding mechanism 1, a double-layer film composite attaching mechanism 2, a double-layer film composite film splicing mechanism 3 and a finished film winding mechanism.

The feeding mechanism comprises: the film laminating machine comprises a frame 6, wherein two groups of film releasing rollers 1-3 are arranged on the frame 6, a bottom lining film roll is arranged on one group of film releasing rollers 1-3, a sticky film roll is arranged on the other group of film releasing rollers 1-3, and two different films, namely a bottom lining film and a sticky film, enter a double-layer film composite laminating mechanism 2 through the rotation of the film releasing rollers 1-3.

The compound laminating mechanism of two-layer membrane contains: the laminating machine comprises a machine frame 6, wherein the machine frame 6 is provided with laminating devices 2-3 and a bottom lining film cutting device.

The laminating device 2-3 comprises a press film block moving track 2-9, the press film block moving track 2-9 is fixedly arranged on a rack 6, a press film pressing block 2-8 and a bottom lining film negative pressure suction table 2-10 which can move up and down are arranged on the press film block moving track 2-9, the press film pressing block 2-8 and the bottom lining film negative pressure suction table 2-10 move up and down in a track limited area through respective lifting mechanisms, namely the press film pressing block 2-8 is driven by a pressing block lifting mechanism 2-5 to complete up and down movement, and the bottom lining film negative pressure suction table 2-10 is driven by a bottom lining film negative pressure suction table lifting mechanism 2-11 to complete up and down movement.

The bottom lining film negative pressure suction table 2-10 is a hollow cavity, the upper surface of the bottom lining film negative pressure suction table 2-10 is provided with a suction hole A2-15, the suction hole A2-15 communicates the inner cavity with the outside, the bottom lining film negative pressure suction table 2-10 can be connected with a suction pipe 5, so that a bottom lining film 1-1 can be adsorbed on the upper surface of the bottom lining film negative pressure suction table 2-10, the press film pressing block 2-8 is arranged above the bottom lining film negative pressure suction table 2-10, the press film pressing block 2-8 moves downwards and can be pressed on the upper surface of the bottom lining film negative pressure suction table 2-10, and the bottom lining film and the mucosa are pressed on the bottom lining film negative pressure suction table 2-10 through the press film pressing block 2-8 to realize attachment.

The bottom lining film cutting device comprises bottom lining film cutting knives 2-13 and bottom lining film cutter lifting mechanisms 2-14, the bottom lining film cutter lifting mechanisms 2-14 are fixedly arranged on the rack 6, free movable ends are arranged on the bottom lining film cutter lifting mechanisms 2-14, the bottom lining film cutting knives 2-13 are fixed at the movable ends of the bottom lining film cutter lifting mechanisms 2-14, the bottom lining film cutting device is arranged behind the laminating device 2-3, and only 1-1 bottom lining film can be cut off during lifting operation of the bottom lining film cutting knives 2-13.

Preferably, a substrate film cutter moving path 2-12 may be provided, and the substrate film cutter 2-13 may be movable on the substrate film cutter moving path 2-12. As a modification, the front end of the laminating device 2-3 can be provided with at least one of a film pressing roller A2-1, a traction roller A2-2, a film spreading roller A2-6 and a tension detection roller A2-4.

The rear end of the laminating device 2-3 can also be provided with at least one of a film pressing roller A2-1, a traction roller A2-2, a film spreading roller A2-6 and a tension detection roller A2-4.

The film pressing roller A2-1 is two pairs of rollers arranged up and down, the surfaces of the two pairs of rollers are attached to rotate relatively, pressure can be applied to a film passing through the attachment surface of the two pairs of rollers, different two layers of films can be attached to each other, or the passing film is more stretched, the traction roller A2-2 is a cylindrical body and can rotate actively, the film is attached to the surface of the traction roller, the film is driven to move, the film is attached to the surface of the film, the film unfolding roller A2-6 is a cylindrical body, the surface of the film is provided with groove bodies with inclined ends, or threads with spiral threads on two sides, the film is attached to the surface of the traction roller, the film can be unfolded towards two sides, the film is prevented from being folded, after the film is released from a raw material roll, the tension of a detector is needed, and the tension detection roller A2-4 is arranged for detecting the tension of the film.

The double-layer film composite film splicing mechanism comprises: the composite film adhering machine comprises a frame 6, wherein a composite film suction table moving track 3-7, a tape adhering device walking track 3-16 and a tape cutter track 6-8 are arranged on the frame 6, the composite film suction table moving track 3-7 and the tape adhering device walking track 3-16 are fixed on the frame 6, the composite film suction table moving track 3-7 and the tape cutter track 6-8 are transversely arranged, namely are parallel to the film walking direction, and the tape adhering device walking track 3-16 is longitudinally arranged, namely is perpendicular to the film walking direction.

The composite film adsorption device comprises two composite film adsorption platforms 3-17 and adsorption platform jacking mechanisms 3-21. The composite film suction tables 3-17 are hollow cavities, the upper surfaces of the composite film suction tables 3-17 are provided with air suction holes B3-4, the inner cavities are communicated with the outside through the air suction holes B3-4, and the composite film suction tables 3-17 can be connected with a negative pressure air suction pipe 5, so that the composite films can be adsorbed on the upper surfaces of the two composite film suction tables 3-17.

The composite film cutting device is characterized in that a groove 3-5 is formed between two composite film suction tables 3-17, the groove 3-5 penetrates through the two composite film suction tables 3-17, a composite film cutting device is arranged at the groove 3-5 and comprises a composite film cutter 3-13 and a composite film cutter rail 3-15, the composite film cutter 3-13 moves up and down through the composite film cutter rail 3-15, when a composite film is adsorbed on the upper surface of the composite film suction table 3-17, the composite film cutter moves up and can cut the composite film, and the cut composite film can be adsorbed on the upper surface of the composite film suction table 3-17. The composite film adsorption device moves on the composite film adsorption table moving track 3-7 through the traveling mechanism 3-18. Namely, the composite film cutting apparatus comprises: the composite film cutting device comprises 3-13 parts of a composite film cutter and 3-15 parts of a composite film cutter lifting mechanism, wherein the 3-15 parts of the composite film cutter lifting mechanism are fixedly arranged on a movable fixing frame 3-19, a free movable end is arranged on the 3-15 parts of the composite film cutter lifting mechanism, the 3-13 parts of the composite film cutter are fixed at the movable end of the 3-15 parts of the composite film cutter lifting mechanism, the composite film cutting device is arranged in the middle of a composite film adsorption device, and the middle of a composite film adsorbed on the surfaces of two adsorption platforms 3-17 is cut off when the 3-13 parts of the composite film cutter operate.

The adhesive tape splicing device is characterized in that movable sliders 3-25 capable of freely moving are arranged on the adhesive tape splicing device walking tracks 3-16, an adhesive tape splicing device is arranged on the movable sliders 3-25, and the adhesive tape splicing device comprises: adhesive tape mounting rollers 3-12 capable of fixing adhesive tapes, folding adhesive tape mounting rollers 3-14 capable of fixing folding adhesive tapes, adjusting springs 3-22 capable of adjusting the pressure of adhesive tape pressing rollers, cranks 3-23, adhesive tape unwinding duckbill parts 3-24 and adhesive tape pressing rollers 3-11, the adhesive tape pressing rollers 3-11 can be attached to the surfaces of the composite film suction tables 3-17 to move transversely, the transverse movement is perpendicular to the movement direction of the composite film, different adhesive tapes are respectively arranged on the adhesive tape mounting rollers 3-12 and the folding adhesive tape mounting rollers 3-14, the adhesive tape can be attached to the upper surface of the composite film adsorbed on the composite film suction table 3-17 by bypassing the adhesive tape unreeling duckbill 3-24 and the adhesive tape pressing roller 3-11, namely, the adhesive tape unreeling duckbilled 3-24 compresses the adhesive tape and the adhesive tape pressing roller 3-11.

The adhesive tape cutter rail 6-8 is provided with an adhesive tape cutter frame 3-9 capable of freely moving on the adhesive tape cutter rail 6-8, the adhesive tape cutter frame 6-9 is provided with an adhesive tape cutter 3-10, and the adhesive tape cutter 3-10 can cut off the adhesive tape and the folded adhesive tape. The adhesive tape adsorption device is arranged above the adhesive tape, when the adhesive tape adsorption device needs to adsorb, the adhesive tape is adsorbed by negative pressure generated by the fan, and when the adhesive tape does not need to be adsorbed, the fan stops generating the negative pressure to release the adhesive tape. During the adsorption, the direction adjusting part 7-6 of the adsorption device can bend the side wall 7-2 to change the direction of the adsorption end face 7-1, thereby more easily adsorbing the adhesive tape in a floating state. The adhesive tape in the free floating state after being cut off is adsorbed, so that the condition that the adhesive tape is not fixed to influence the next splicing process can be avoided, and the continuous production of equipment is effectively ensured.

After the adhesive tape and the folding adhesive tape are cut off by the adhesive tape cutter 3-10, the adhesive tape unreeling duckbill 3-24 can press the adhesive tape on the adhesive tape pressing roller 3-11, so that wrinkles of the adhesive tape caused by cutting are prevented.

As an improvement, a composite film edge cutting device can be further arranged, and the composite film edge cutting device comprises: the composite film edge cutting device comprises 3-26 parts of composite film edge cutting knife motion tracks and 3-27 parts of composite film edge cutting knives, wherein the 3-26 parts of composite film edge cutting knife motion tracks are fixed on a frame 6, the 3-27 parts of composite film edge cutting knives are fixed on the 3-26 parts of composite film edge cutting knife motion tracks, the 3-27 parts of composite film edge cutting knives transversely move on the 3-26 parts of composite film edge cutting knife motion tracks, and the transverse movement is perpendicular to the motion direction of the composite film. The composite film edge cutting device is used for reducing the connecting part of the composite film, namely the width of the connecting part is smaller than the normal width of the composite film.

Finished product membrane winding mechanism: the film winding device comprises a film winding roller 4-2, wherein a bottom lining film 1-1 and a mucous membrane 1-2 are laminated into a film by a double-layer film composite laminating mechanism (2), and then the film enters a double-layer film composite film laminating mechanism 3 to be cut and spliced, and finally the winding is realized on the film winding roller 4-2.

The practical working process of the cotton coating and film-wrapping composite splicing equipment provided with the adhesive tape adsorption device is as follows:

1. the method comprises the steps of respectively placing a bottom lining film 1-1 and a mucous membrane 1-2 on respective film placing rollers 1-3, feeding the bottom lining film 1-1 and the mucous membrane 1-2 into a double-layer film composite laminating mechanism 2, and meanwhile, bypassing the films on a film pressing roller A2-1, a traction roller A2-2, a film spreading roller A2-6 and a tension detection roller A2-4, wherein the films move through the rotation of the rollers.

2. Adsorbing a bottom lining film 1-1 on a bottom lining film negative pressure adsorption table 2-10, continuously moving a mucous membrane 1-2 on a film pressing roller A2-1 through a film, moving the mucous membrane to a double-layer film composite film splicing mechanism 3, and stopping moving when the movement distance of the mucous membrane 1-2 reaches a set length.

3. Attaching the press film pressing block 2-8 to the bottom lining film negative pressure suction table 2-10, attaching the mucosa 1-2 and the bottom lining film 1-1 together to form a composite film, separating the press film pressing block 2-8 from the bottom lining film negative pressure suction table 2-10, and simultaneously releasing the bottom lining film 1-1 by the bottom lining film negative pressure suction table 2-10 and continuously moving the composite film.

4. When the length of the composite film reaches the specified requirement, the movement is stopped, the bottom lining film negative pressure suction table 2-10 adsorbs the bottom lining film 1-1, the bottom lining film cutter 2-13 moves upwards to cut off the bottom lining film 1-1, only the bottom lining film 1-1 is cut off, and then the mucosa 1-2 is continuously moved.

5. The composite film is sent into a double-layer film composite film splicing mechanism 3, a composite film part and single-layer adhesive films 1-2 are adsorbed on a composite film suction table 3-17, namely the composite film part is adsorbed on a front end suction table, the single-layer adhesive films are adsorbed on a rear end suction table, seams of the composite film and the single-layer films behind the composite film part stay at a composite film cutter 3-13, after adsorption is completed, the seams are cut through upward moving the composite film cutter 3-13, adhesive tapes and folding tapes above the composite film suction table 3-17 are respectively attached to the upper surfaces, namely the folding tapes are attached to the single-layer adhesive films, the adhesive tapes are attached to the folding tapes and the composite film part, and the cut films are reconnected through the adhesive tapes. After the splicing is finished, the splicing adhesive tape and the folding adhesive tape are cut off by the adhesive tape cutter, the adhesive tape is adsorbed by negative pressure generated by the fan, and when the next process needs splicing again, the fan stops generating the negative pressure to release the adhesive tape for splicing again. Then the film is rolled up in the rolling mechanism by moving the movable fixed frames 3-19 at the same speed as the film.

6. Different two-layer film compounding operation and splicing operation are sequentially realized in a reciprocating manner, and continuous production is realized.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims (9)

1. The utility model provides a splicing apparatus for cotton packing membrane seam crossing connects, contains mount (10) at least, be equipped with splicing tape installation roller (3-12), folding tape installation roller (3-14) and moulding sticky tape roller (3-11) on mount (10), its characterized in that: the adhesive tape installing rollers (3-12) and the folding adhesive tape installing rollers (3-14) are arranged above the adhesive tape pressing rollers (3-11), an adhesive tape adsorption device is arranged behind the walking direction of the adhesive tape pressing rollers (3-11), the adhesive tape adsorption device at least comprises an adsorption mechanism (7), the adsorption mechanism (7) can adsorb the adhesive tape passing through the adhesive tape pressing rollers (3-11), namely, the adhesive tape is arranged on the adhesive tape installing rollers (3-12) and the folding adhesive tape installing rollers (3-14), and the adhesive tape can be adsorbed by the adsorption mechanism (7) after passing through the adhesive tape pressing rollers (3-11).

2. A splicing device for cotton bale film seam connection as claimed in claim 1 wherein: the adhesive tape cutting device is characterized in that an adhesive tape cutting knife (3-10) is arranged in front of the adhesive tape roller (3-11) in the traveling direction, an adhesive tape (3-29) is arranged on the adhesive tape mounting roller (3-12), a folding adhesive tape (3-28) is arranged on the folding adhesive tape mounting roller (3-14), and after the adhesive tape (3-29) and/or the folding adhesive tape (3-28) is cut by the adhesive tape cutting knife (3-10), the adhesive tape (3-29) and/or the folding adhesive tape (3-28) can be respectively adsorbed by the adsorption mechanism (7).

3. A splicing device for cotton bale film seam connection according to claim 1 or claim 2, wherein: the suction mechanism (7) comprises a suction end face (7-1), a side wall (7-2) and a suction bottom face (7-3), the side wall (7-2) and the suction bottom face (7-3) enclose a suction chamber (7-4), and the suction bottom face (7-3) is provided with a ventilation pipeline (7-5) communicated with the suction chamber (7-4).

4. A splicing device for cotton bale film seam connection as claimed in claim 3 wherein: the side wall (7-2) includes a direction adjustment portion (7-6), and the direction adjustment portion (7-6) can bend the side wall (7-2) to change the direction of the adsorption end face (7-1).

5. The splicing device for cotton bale film seam connection of claim 4, wherein: the direction adjusting part (7-6) is a corrugated structure or a corrugated structure made of flexible materials.

6. The splicing device for cotton bale film seam connection of claim 5, wherein: the softness of the direction adjusting part (7-6) is greater than that of the side wall (7-2) except the direction adjusting part (7-6).

7. A splicing device for cotton bale film seam connection as claimed in claim 1 wherein: the number of the suction mechanisms (7) is 4 groups.

8. A splicing device for cotton bale film seam connection as claimed in claim 2 wherein: the adhesive tape cutters (3-10) are electric heating wires, and the adhesive tapes (3-29) and the folding adhesive tapes (3-28) can be cut off after the electric heating wires are heated.

9. A splicing device for cotton bale film seam connection as claimed in claim 1 wherein: the suction mechanism (7) is fixedly arranged on the bracket (9).

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