CN214777102U

CN214777102U - Double-film packaging equipment for pipes

Info

Publication number: CN214777102U
Application number: CN202121115844.2U
Authority: CN
Inventors: 林良坚; 陈伟; 李信华; 张学强
Original assignee: Foshan Shenglong Automation Technology Co ltd
Current assignee: Foshan Shenglong Automation Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-11-19
Anticipated expiration: 2031-05-21

Abstract

The utility model provides a two membrane equipment for packing of tubular product, which comprises a frame, be provided with the package post in the frame, on send the membrane device and send the membrane device down, on send to be provided with the packaging film on the membrane device and place the position, it places the position to go up the packaging film and is equipped with the epimembranal passageway of going up between position and the package post, it places the position to be provided with down the packaging film on sending the membrane device down, it places the membrane passageway to be equipped with down between position and the package post to pack the membrane down, the package post includes first play pipe side and first income pipe side, two membrane equipment for packing still includes tub device, tub device is equipped with second play pipe side, second exit pipe side is just setting up to first income pipe side, still be provided with the fusing cutter that can be used to cut the membrane in the frame, the top that is close to first income pipe side that the package post was located to the fusing cutter, the fusing cutter can make up-and-down motion relatively the package post. Has the advantages that: the waste of the packaging film is generated little, the packaging film is saved, and the production cost is reduced; the conveying time of the packaging film is reduced, and the overall efficiency of the tube packaging is improved.

Description

Double-film packaging equipment for pipes

Technical Field

The utility model relates to a tubular product packing technical field, concretely relates to two membrane equipment for packing of tubular product.

Background

Tubular sections are very common in our lives, such as water pipes in homes, stainless steel pipes and the like, and the stainless steel pipes are widely used in a plurality of fields of petroleum, chemical engineering, medical treatment and the like, and the demand is huge. In order to reduce the damage and other situations of the pipe in the transportation process, the pipe is generally packaged by a packaging film before the pipe is transported, so that the protective performance of the pipe is improved. The common tube packaging film has the advantages of single size, inconvenient installation, manual operation and low efficiency. The automatic packaging equipment for the pipe automatically using a roll of packaging film is also available in the market nowadays, but each time the equipment packages one pipe, a part of waste packaging film can be generated, the waste of a large amount of packaging films can be caused after a long time, and the production cost is increased. Those skilled in the art would like to have a tube packaging apparatus that solves the problem of packaging film waste.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two membrane equipment for packing of tubular product aims at solving the extravagant more technical problem of packaging film among the automatic equipment for packing among the prior art.

In order to achieve the above object, the utility model provides a double-film packaging device for pipes, which comprises a frame, wherein the frame is provided with a packaging table, an upper film feeding device arranged above the packaging table and a lower film feeding device arranged below the packaging table, the upper film feeding device is provided with an upper packaging film placing position, an upper film feeding channel is arranged between the upper packaging film placing position and the packaging table, the lower film feeding device is provided with a lower packaging film placing position, a lower film feeding channel is arranged between the lower packaging film placing position and the packaging table, the packaging table comprises a first pipe outlet side and a first pipe inlet side, the double-film packaging device further comprises a pipe feeding device, the pipe feeding device is provided with a second pipe outlet side, the second pipe outlet side is arranged right opposite to the first pipe inlet side, the upper film feeding channel and the lower film feeding channel are respectively arranged at the upper side and the lower side of the first pipe inlet side, the upper film feeding channel and the lower film feeding channel are intersected at the upper side of the packaging table, the frame is also provided with a cutter capable of cutting the film, the fusing cutter is arranged above the packaging table close to the first tube inlet side and can move up and down relative to the packaging table.

The upper packaging film of the upper film feeding device is placed on the position where the upper packaging film can be placed on the peripheral equipment, the lower packaging film of the lower film feeding device is placed on the position where the lower packaging film can be placed on the peripheral equipment, the upper packaging film can be conveyed to the upper side of the packaging table along the upper film feeding channel, the lower packaging film can be conveyed to the packaging table along the lower film feeding channel, and the end part of the upper packaging film and the end part of the lower packaging film are welded together.

The pipe conveying device conveys the pipe to the packaging table, the pipe is conveyed to a position between the upper packaging film and the lower packaging film, and the upper packaging film and the lower packaging film are pulled to be attached to the pipe. The upper packaging film is coated on the upper part of the pipe, and the lower packaging film is coated on the lower part of the pipe.

Fusing cutter downstream, to be located the last packaging film and the lower packaging film butt fusion of first material side of being close to of tubular product, realize the packing to tubular product, the last packaging film after the butt fusion simultaneously can carry out packing next time with lower packaging film.

Even after the packaging is carried out for many times, the waste material of the packaging film is generated little, the packaging film is saved, and the production cost is reduced. After the packing of preceding tubular product, the last packaging film that is cut off also can directly be welded together again with lower packaging film, directly can be used for the packing of next tubular product, need not weld in addition, and the setting of fusing cutter can improve packing efficiency. In addition, all be provided with the packaging film book in the upper and lower below of packing platform, for single membrane equipment for packing, the utility model provides a two membrane equipment for packing can drive simultaneously and send the membrane device to carry out the transport of packaging film down, the time that the packaging film carried reduces, and the whole efficiency of tubular product packing has obtained the improvement.

Preferably, the film feeding device comprises a third motor and a first film feeding roller set, the first film feeding roller set comprises a first driving film feeding roller and a first driven film feeding roller, the first driving film feeding roller is in transmission connection with the third motor, a first film feeding gap is formed between the first driving film feeding roller and the first driven film feeding roller, and the upper film feeding channel comprises the first film feeding gap. The first film feeding gap is used for the upper packaging film to penetrate through, so that the transmission accuracy of the upper packaging film can be improved.

Preferably, a turning roller is arranged between the first film feeding roller group and the packaging platform, and the upper film feeding channel passes through the outer peripheral surface of the turning roller. Go up the wrapping film and can turn to through the peripheral face that turns to the cylinder, turn to the setting of cylinder in order to reduce the probability that the wrapping film bending angle is too big and cause the damage, save manufacturing cost, also can make the route of going up the wrapping film can adapt to the position of frame and packing platform.

Preferably, the film feeding device comprises a first motor and a first transmission roller group, the first transmission roller group comprises a first driving transmission roller and a first driven transmission roller, the first driving transmission roller is in transmission connection with the first motor, and the upper sides of the first driving transmission roller and the first driven transmission roller are provided with an upper packaging film placing position. Will go up the packaging film and roll up and place on last packaging film places the position, and the first initiative driving drum of first motor drive rotates, will drive the packaging film and roll up also to rotate, goes up the packaging film and will transmit away. Simultaneously first driven transmission cylinder also begins to rotate under the frictional force effect of last packaging film book, and packaging film book on the first driven transmission cylinder can supplementary bearing. First initiative driving roller and the common bearing of first driven driving roller have last packaging film to roll up, go up packaging film and roll up and just need place and just can get into operating condition on first initiative driving roller and first driven driving roller, convenient the change.

Preferably, the lower film feeding device comprises a second motor and a second transmission roller group, the second transmission roller group comprises a second driving transmission roller and a second driven transmission roller, the second driving transmission roller is in transmission connection with the second motor, and the lower packaging film placing position is arranged on the upper sides of the second driving transmission roller and the second driven transmission roller. Will pack down the membrane book and place on the position is placed to lower packaging film, and second motor drive second initiative driving roller rotates, will drive down the packaging film book also rotate, and lower packaging film will transmit away. Simultaneously, the second driven transmission roller starts to rotate under the action of the friction force of the lower packaging film roll, and the second driven transmission roller can assist in supporting the lower packaging film roll. The common bearing of second initiative transmission cylinder and second driven transmission cylinder has lower packaging film to roll up, and lower packaging film rolls up and only need place and just can get into operating condition, convenient the change on second initiative transmission cylinder and the driven transmission cylinder of second.

Preferably, the packaging table comprises a film cutting table arranged on the first tube inlet side, and the film cutting table is positioned right below the fusing cutter. Because the film cutting movement is carried out for a plurality of times, the packaging table comprises a film cutting table which is specially used for cutting the film by a cutter to carry out the film cutting movement, the film cutting table can bear the impact of the film cutting movement for a plurality of times, the service cycle is longer, and the frequency of replacing parts is reduced.

Preferably, send tub device includes pipe conveying face and ejector sleeve mechanism, send the pipe face setting in ejector sleeve mechanism's top, send the pipe including keeping away from the second of packing table setting and going into the pipe side and being close to the second play pipe side that the packing table set up, send tub device still includes the ejector sleeve platform, the ejector sleeve platform is located between second play pipe side and the packing table, the ejector sleeve device includes stiff end and ejector sleeve end, stiff end and ejector sleeve platform relatively fixed, the ejector sleeve end can be followed and is close to or keep away from the direction motion of packing table, the pipe conveying face can be followed the second and gone into pipe side and carried out the pipe to second play pipe side, one side that the packing table was kept away from to the ejector sleeve platform is located to the ejector sleeve mechanism, the upper surface of ejector sleeve platform flushes with the upper surface of packing table. The pipe falls down from the second outlet pipe side and falls on the pipe pushing table, and the pipe pushing device pushes the pipe on the pipe pushing table to the packaging table for packaging. The pipe feeding device can improve the pipe feeding efficiency, and the transmission mechanism and the fusing cutter can improve the working efficiency of the double-film packaging equipment.

Preferably, the pipe conveying device comprises a conveying assembly, the conveying assembly comprises a conveying belt and a conveying motor in transmission connection with the conveying belt, and the upper surface of the conveying belt is a pipe conveying surface. And conveying the pipe to a packaging table by adopting a conveying belt.

Preferably, a film passing gap is arranged between the tube pushing platform and the packaging platform, and the film descending channel comprises the film passing gap. The lower packaging film is arranged in the film passing gap in a penetrating mode, and upward conveying of the lower packaging film is not influenced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a dual-mold packaging apparatus in the cross-sectional direction of a tube according to an embodiment of the present invention.

In the drawings: 1-packaging film roll feeding, 2-first driving transmission roller, 3-first driven transmission roller, 4-first motor, 5-first driven film feeding roller, 6-first driving film feeding roller, 7-third motor, 8-steering roller, 9-packaging film feeding, 10-fusing cutter, 11-pipe, 12-conveying component and 13-pipe pushing device, 14-packaging table, 15-film cutting table, 16-film passing gap, 17-tube pushing table, 18-lower packaging film, 19-lower packaging film roll, 20-second motor, 21-second driving transmission roller, 22-second driven transmission roller, 23-first tube outlet side, 24-first tube inlet side, 25-second tube outlet side and 26-second tube inlet side.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if the present invention relates to a directional indication, the directional indication is only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in figure 1, the double-film packaging equipment for the tube 11 comprises a frame, wherein a packaging table 14, an upper film feeding device arranged above the packaging table 14 and a lower film feeding device arranged below the packaging table 14 are arranged on the frame, an upper packaging film placing position is arranged on the upper film feeding device, an upper film feeding channel is arranged between the upper packaging film placing position and the packaging table 14, a lower packaging film placing position is arranged on the lower film feeding device, a lower film feeding channel is arranged between the lower packaging film placing position and the packaging table 14, the packaging table 14 comprises a first tube outlet side 23 and a first tube inlet side 24, the upper film feeding channel and the lower film feeding channel are respectively arranged on the upper side and the lower side of the first tube inlet side 24, the upper film feeding channel and the lower film feeding channel are intersected on the upper side of the packaging table 14, the double-film packaging equipment further comprises a tube feeding device, the tube feeding device is provided with a second tube outlet side 25, the second tube outlet side 25 is opposite to the first tube inlet side 24, the frame is also provided with a fusing cutter 10 which can be used for cutting films, the fusing cutter 10 is arranged above the packaging table 14 close to the first tube inlet side 24, and the fusing cutter 10 can move up and down relative to the packaging table 14.

The upper film feeding device can be used for placing an external upper packaging film roll 1, the lower film feeding device can be used for placing an external lower packaging film roll 19, the upper packaging film 9 can be conveyed to the upper side of the packaging table 14 along an upper film feeding channel, the lower packaging film 18 can be conveyed to the packaging table 14 along a lower film feeding channel, and the end part of the upper packaging film 9 and the end part of the lower packaging film 18 are welded together.

The tube feeding device feeds the tube 11 to the packing table 14, the tube 11 is fed between the upper packing film 9 and the lower packing film 18, and the upper packing film 9 and the lower packing film 18 are pulled to be stuck on the tube 11.

The fusing cutter 10 moves downwards to weld the upper packaging film 9 and the lower packaging film 18 which are positioned on the first feeding side 24 of the pipe 11, so that the pipe 11 is packaged, and the welded upper packaging film 9 and lower packaging film 18 can be packaged for the next time.

Even after the packaging is carried out for many times, the waste material of the packaging film is generated little, the packaging film is saved, and the production cost is reduced. After the previous pipe 11 is packaged, the cut upper packaging film 9 and the cut lower packaging film 18 can be directly welded together again, the package of the next pipe 11 can be directly used, welding is not needed to be additionally carried out, and the packaging efficiency can be improved due to the arrangement of the fusing cutter 10. In addition, all be provided with the packaging film book in the upper and lower of packing platform 14, for single membrane equipment for packing, the utility model provides a two membrane equipment for packing can drive simultaneously and send membrane device and send the membrane device to carry out the transport of packaging film down, the time that the packaging film carried reduces, and the whole efficiency of tubular product 11 packing has obtained the improvement.

Further, the upper film feeding device comprises a third motor 7 and a first film feeding roller group, the first film feeding roller group comprises a first driving film feeding roller 6 and a first driven film feeding roller 5, the first driving film feeding roller 6 is in transmission connection with the third motor 7, a first film feeding gap is formed between the first driving film feeding roller 6 and the first driven film feeding roller 5, and the upper film feeding channel comprises the first film feeding gap. The first film feeding gap is used for the upper packaging film 9 to penetrate through, so that the transmission accuracy of the upper packaging film 9 can be improved. The first film feeding gap space between the first driving film feeding roller 6 and the first driven film feeding roller 5 is very small, when the upper packaging film 9 is located in the first film feeding gap, the upper packaging film 9 is tightly clamped by the first driving film feeding roller 6 and the first driven film feeding roller 5, when the third motor 7 is started, the first driving film feeding roller 6 is driven to rotate, the upper packaging film 9 starts to transmit under the action of friction force, and the first driven film feeding roller 5 which is used as an auxiliary clamp for clamping the upper packaging film 9 also starts to rotate.

Further, a turning roller 8 is provided between the first film feeding roller group and the packing table 14, and the upper film feeding passage passes through the outer peripheral surface of the turning roller 8. The upper packaging film 9 can be turned by the outer peripheral surface of the turning roller 8, and the turning roller 8 is arranged to reduce the probability of damage caused by the overlarge bending angle of the upper packaging film 9 and save the production cost.

In some embodiments, a turning roller 8 is also provided between the lower feeding device and the wrapping table 14 to protect the lower wrapping film 18.

Further, it includes first motor 4 and first transmission roller group to go up to send membrane device, and first transmission roller group includes first initiative transmission roller 2 and first driven transmission roller 3, and first initiative transmission roller 2 is connected with the transmission of first motor 4, is provided with the packing film between first initiative transmission roller 2 and the first driven transmission roller 3 and places the position. Will go up packaging film book 1 and place on last packaging film places the position, and first motor 4 drives first initiative driving roller 2 and rotates, will drive packaging film book 1 and also rotate, goes up packaging film 9 and will follow last membrane passageway and transmit away when last packaging film book 1 pivoted. Simultaneously, the first driven transmission roller 3 also starts to rotate under the action of the friction force of the upper packaging film roll 1, and the first driven transmission roller 3 can assist in supporting the upper packaging film roll 1. First initiative driving roller 2 and the common bearing of first driven driving roller 3 have last packaging film to roll up 1, go up packaging film and roll up 1 and only need place and just can get into operating condition, convenient change on first initiative driving roller 2 and first driven driving roller 3.

The lower film feeding device comprises a second motor 20 and a second transmission roller group, the second transmission roller group comprises a second driving transmission roller 21 and a second driven transmission roller 22, the second driving transmission roller 21 is in transmission connection with the second motor 20, and a lower packaging film placing position is arranged between the second driving transmission roller 21 and the second driven transmission roller 22. The lower packaging film roll 19 and the upper packaging film roll 1 in the embodiment are arranged in the same manner, so that the lower packaging film roll 19 can be replaced conveniently.

In some embodiments, the film feeding device further comprises a fourth motor and a second film feeding roller set in transmission connection with the fourth motor, the second film feeding roller set comprises a second driving film feeding roller and a second driven film feeding roller, and a second film feeding gap is formed between the second driving film feeding roller and the second driven film feeding roller. The transmission accuracy of the lower packaging film 18 can be improved, and the lower packaging film can be installed according to actual production requirements.

Further, the packaging stage 14 includes a film cutting stage 15 disposed on the first inlet side 24, the film cutting stage 15 being located directly below the fusing cutter 10. Since a plurality of film cutting movements are performed, the wrapping table 14 includes a film cutting table 15 dedicated to cutting the film by a cutter to perform the film cutting movement, so as to reduce the frequency of component replacement.

The pipe conveying device comprises a pipe conveying surface and a pipe pushing mechanism, the pipe conveying surface is arranged above the pipe pushing mechanism and comprises a second pipe inlet side 26 far away from the packaging table 14 and a second pipe outlet side 25 close to the packaging table 14, the pipe conveying device further comprises a pipe pushing table 17, the pipe pushing table 17 is arranged under the second pipe outlet side 25, the pipe pushing device 13 comprises a fixed end and a pipe pushing end, the fixed end and the pipe pushing table 17 are relatively fixed, the pipe pushing end can move in the direction close to or far away from the packaging table 14, the pipe conveying surface can convey pipes from the second pipe inlet side 26 to the second pipe outlet side 25, the pipe pushing table 17 is arranged on one side, close to the packaging table 14, of the pipe pushing mechanism, and the upper surface of the pipe pushing table 17 is flush with the upper surface of the packaging table 14. The tube 11 falls from the second tube outlet side 25 and falls on the tube pushing platform 17, and the tube pushing device 13 pushes the tube 11 on the tube pushing platform 17 to the packing platform 14 for packing. The tube feeding device can improve the tube feeding efficiency, and the transmission mechanism and the fusing cutter 10 improve the working efficiency of the double-film packaging equipment

Further, the pipe conveying device comprises a conveying assembly 12, the conveying assembly 12 comprises a conveying belt and a conveying motor in transmission connection with the conveying belt, and the upper surface of the conveying belt is a pipe conveying surface.

Further, the tube pushing table 17 is disposed close to the packing table 14 to form the film passing gap 16, and the lower packing film 18 is inserted into the film passing gap 16 without affecting the upward conveyance of the lower packing film 18.

The upper packaging film roll 1 rolls on the first transmission roller group, the end part of the upper packaging film 9 gradually leaves away from the main body part of the upper packaging film roll 1, passes through the first film feeding gap, passes through the outer peripheral surface of the steering roller 8, and finally reaches the packaging table 14.

The lower roll 19 rolls on the second set of drive rollers and the ends of the lower wrapping film 18 are progressively moved away from the main portion of the lower roll 19, through the film gap 16, and finally to the wrapping station 14.

The working process of the double-film packaging equipment in the embodiment is as follows:

before the packing of the pipe 11 begins, the upper film feeding device and the lower film feeding device are started, the upper packing film 9 and the lower packing film 18 are respectively conveyed to the position of the packing table 14, the movable ends of the upper packing film 9 and the lower packing film 18 are bonded together by using the high temperature of the fusing cutter 10, the pipe feeding device is started, the pipe 11 is conveyed to the pipe pushing table 17 by the conveying assembly 12, the pipe 11 is pushed to the packing table 14 by the pipe pushing device 13, the pipe 11 is pushed to the position between the upper packing film 9 and the lower packing film 18, the upper packing film 9 and the lower packing film 18 are tensioned by the pipe 11, the whole pipe 11 stops when being pushed to the position just beyond the cutting edge of the fusing cutter 10 corresponding to the packing table 14, and at the moment, half of the pipe 11 is wrapped with the packing film. The pipe pushing device 13 is recovered, the fusing cutter 10 moves downwards to cut the upper packaging film 9 and the lower packaging film 18, the pipe 11 is packaged, the cuts of the upper packaging film 9 and the lower packaging film 18 on the pipe 11 are bonded together under the action of the high temperature of the fusing cutter 10, and meanwhile, the cuts of the remaining upper packaging film 9 and the lower packaging film 18 are bonded together and directly enter the packaging process of the next pipe 11. The upper film feeding device and the lower film feeding device respectively feed packaging films of corresponding lengths according to the actual specification of the tube 11. For example, if the circumference of the cross section of the tube 11 is a, the length of the upper wrapping film 9 fed by the upper film feeding device is b, the length of the lower wrapping film 18 fed by the lower film feeding device is c, and the length d of the wrapping film to be consumed in welding is added, the feeding of the wrapping film can be stopped as long as a + d is substantially equal to b + c. After the packaging film is conveyed, the double film packaging apparatus starts packaging the next tube 11.

As described above, for a typical single film packaging apparatus, there is only one roll of packaging film, and assuming that the film feeding device of the packaging film is the same as the upper film feeding device, and the film feeding speed is also the same, it is necessary to package the tube 11 of the same specification, and the length of the packaging film to be fed by the film feeding device is a + d each time, because a, b, c, and d are real numbers greater than 0. In the double-film packaging equipment, when the films are fed, the film feeding speeds of the upper film feeding device and the lower film feeding device are equal, the upper film feeding device and the lower film feeding device start to work simultaneously, and if b is larger than c, the film feeding time of the double-film packaging equipment is the time taken by the upper film feeding device to convey the upper packaging film 9 with the length of b; if c > b, the film feeding time of the double-mold packaging apparatus is the time taken for the lower film feeding device to feed the lower packaging film 18 having the length c. Can derive, the time that the two membrane equipment for packing of this embodiment sent the membrane at every turn all can be less than this single membrane equipment for packing and send the membrane at every turn, is favorable to improving production efficiency.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a two membrane equipment for packing of tubular product which characterized in that: the double-film packaging equipment comprises a rack, wherein a packaging table (14), an upper film feeding device and a lower film feeding device are arranged on the rack, the upper film feeding device is arranged above the packaging table (14), the lower film feeding device is arranged below the packaging table (14), an upper packaging film (9) placing position is arranged on the upper film feeding device, an upper packaging film channel is arranged between the upper packaging film placing position and the packaging table (14), a lower packaging film placing position is arranged on the lower film feeding device, a lower film feeding channel is arranged between the lower packaging film placing position and the packaging table (14), the packaging table (14) comprises a first pipe outlet side (23) and a first pipe inlet side (24), the double-film packaging equipment further comprises a pipe feeding device, the pipe feeding device is provided with a second pipe outlet side (25), and the second pipe outlet side (25) is opposite to the first pipe inlet side (24), go up the membrane passageway with it locates respectively to advance the membrane passageway down the upside and the downside of second play pipe side (25), go up the membrane passageway with it crosses to advance the membrane passageway down in the upside of packing table (14), still be provided with fusing cutter (10) that can be used to cut the membrane in the frame, fusing cutter (10) are located being close to of packing table (14) the top of first income pipe side (24), fusing cutter (10) can be relative packing table (14) makes up-and-down motion.

2. The double film packaging apparatus according to claim 1, wherein: the upper film feeding device comprises a third motor (7) and a first film feeding roller group, the first film feeding roller group comprises a first driving film feeding roller (6) and a first driven film feeding roller (5), the first driving film feeding roller (6) is in transmission connection with the third motor (7), a first film feeding gap is formed between the first driving film feeding roller (6) and the first driven film feeding roller (5), and the upper film feeding channel comprises the first film feeding gap.

3. The double film packaging apparatus according to claim 2, wherein: a turning roller (8) is arranged between the first film feeding roller group and the packaging table (14), and the upper film feeding channel passes through the peripheral surface of the turning roller (8).

4. The double film packaging apparatus according to claim 1, wherein: the upper film conveying device comprises a first motor (4) and a first transmission roller group, the first transmission roller group comprises a first driving transmission roller (2) and a first driven transmission roller (3), the first driving transmission roller (2) is in transmission connection with the first motor (4), and the upper sides of the first driving transmission roller (2) and the first driven transmission roller (3) are provided with the upper packaging film placing position.

5. The double film packaging apparatus according to claim 1, wherein: the lower film feeding device comprises a second motor (20) and a second transmission roller set, the second transmission roller set comprises a second driving transmission roller (21) and a second driven transmission roller (22), the second driving transmission roller (21) is in transmission connection with the second motor (20), and a lower packaging film placing position is arranged between the second driving transmission roller (21) and the second driven transmission roller (22).

6. The double film packaging apparatus according to claim 1, wherein: the packaging table (14) comprises a film cutting table (15) arranged on the first tube inlet side (24), and the film cutting table (15) is located right below the fusing cutter (10).

7. The double film packaging apparatus according to claim 1, wherein: the pipe conveying device comprises a pipe conveying surface and a pipe pushing mechanism, the pipe conveying surface is arranged above the pipe pushing mechanism, the tube feeding surface comprises a second tube inlet side (26) arranged far away from the packaging table (14) and a second tube outlet side (25) arranged close to the packaging table (14), the tube conveying device also comprises a tube pushing table (17), the tube pushing table (17) is arranged between the second tube outlet side (25) and the packaging table (14), the tube pushing device (13) comprises a fixed end and a tube pushing end, the fixed end is fixed relative to the tube pushing platform (17), the tube pushing end can move along the direction close to or far away from the packaging platform (14), the tube pushing mechanism is arranged on one side of the tube pushing platform (17) far away from the packaging platform (14), the upper surface of the tube pushing table (17) is flush with the upper surface of the packaging table (14).

8. The double film packaging apparatus according to claim 7, wherein: the pipe conveying device comprises a conveying assembly (12), the conveying assembly (12) comprises a conveying belt and a conveying motor in transmission connection with the conveying belt, and the upper surface of the conveying belt is a pipe conveying surface.

9. The double film packaging apparatus according to claim 7, wherein: a film passing gap (16) is arranged between the tube pushing platform (17) and the packaging platform (14), and the film descending channel comprises the film passing gap (16).