阅读说明：本技术 一种连续筒状包装材料内外层套装及封合装置 (Continuous cylindrical packaging material inner and outer layer sleeving and sealing device ) 是由 刘一哲 刘加春 于 2021-02-02 设计创作，主要内容包括：本发明公开了一种连续筒状包装材料内外层套装及封合装置,包括内层筒状包装材料放置模具,内层筒状包装材料置于内层筒状包装材料放置模具内,外层筒状包装材料包裹并穿过内层筒状包装材料放置模具,且与内层筒状包装材料放置模具内的内层筒状包装材料套装,还包括筒状包装材料扩张套筒定位装置和内层筒状包装材料导向辊轮装置,内层筒状包装材料导向辊轮装置设置在内层筒状包装材料放置模具的出料端,筒状包装材料扩张套筒定位装置设置在预压定位辊处,架体的末端设置有通过驱动装置驱动转动并封合的双层连续筒状包装材料卷曲辊。本发明可以加工出双层连续筒状包装材料或包装袋,双层连续筒状包装材料不褶皱、不扭曲,提高了生产的连续性。(The invention discloses an inner and outer layer sleeving and sealing device for a continuous cylindrical packaging material, which comprises an inner layer cylindrical packaging material placing mold, an inner layer cylindrical packaging material, a cylindrical packaging material expansion sleeve positioning device and an inner layer cylindrical packaging material guide roller device, wherein the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold, the outer layer cylindrical packaging material wraps and penetrates through the inner layer cylindrical packaging material placing mold and is sleeved with the inner layer cylindrical packaging material in the inner layer cylindrical packaging material placing mold, the inner layer cylindrical packaging material guide roller device is arranged at the discharge end of the inner layer cylindrical packaging material placing mold, the cylindrical packaging material expansion sleeve positioning device is arranged at a prepressing positioning roller, and a double-layer continuous cylindrical packaging material curling roller which is driven to rotate and is sealed by a driving device is arranged at the tail end of a frame body. The invention can process double-layer continuous cylindrical packaging materials or packaging bags, the double-layer continuous cylindrical packaging materials are not wrinkled or distorted, and the production continuity is improved.)

1. The utility model provides an outer skin suit and involution device in continuous tube-shape packaging material which characterized in that: the packaging mold comprises an inner layer cylindrical packaging material placing mold (1), wherein the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold (1), and the outer layer cylindrical packaging material wraps and penetrates through the inner layer cylindrical packaging material placing mold (1) and is sleeved with the inner layer cylindrical packaging material in the inner layer cylindrical packaging material placing mold (1).

2. The apparatus for enclosing and sealing the inside and outside layers of a continuous tubular packaging material of claim 1, wherein: the inner layer cylindrical packaging material placing mould (1) is cylindrical in main body and has an oval or polygonal cross section.

3. The apparatus for enclosing and sealing the inside and outside layers of a continuous tubular packaging material of claim 1, wherein: the packaging material expansion device comprises a cylindrical packaging material expansion sleeve positioning device (2) and an inner cylindrical packaging material guide roller device (3), wherein the inner cylindrical packaging material guide roller device (3) is arranged at the discharge end of an inner cylindrical packaging material placing mold (1), the cylindrical packaging material expansion sleeve positioning device (2) is arranged at a pre-pressing positioning roller (4), the tail end of a frame body is provided with a double-layer continuous cylindrical packaging material curling roller (5) which is driven by a driving device to rotate and seal, the front end of the frame body is provided with an outer cylindrical packaging material placing roller (6) which can rotate freely, an outer cylindrical packaging material is wound on the outer cylindrical packaging material placing roller (6), the inner cylindrical packaging material is placed in the inner cylindrical packaging material placing mold (1) after being wound or folded, and the outer cylindrical packaging material passes through and is sleeved on the inner cylindrical packaging material placing mold (1), one end of the inner layer cylindrical packaging material is pulled out and then is fitted and sleeved with the outer layer cylindrical packaging material passing through the position, the inner layer and the outer layer are sealed by an adhesive, and then the inner layer and the outer layer are wound on a double-layer continuous cylindrical packaging material curling roller (5) through a prepressing positioning roller (4) and a degassing roller (7) in sequence.

4. The apparatus for enclosing and sealing the inside and outside layers of a continuous tubular packaging material of claim 2, wherein: when the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold (1) after being rolled, the inner layer cylindrical packaging material placing mold (1) comprises an inner layer cylindrical packaging material placing cylinder (101) and a strip-shaped placing opening formed in the side wall or the top of the inner layer cylindrical packaging material placing cylinder (101), the inner layer cylindrical packaging material placing cylinder (101) is a main body of the inner layer cylindrical packaging material placing mold (1), the strip-shaped placing opening part of the inner layer cylindrical packaging material placing cylinder (101) is provided with an arc-shaped plate (102) capable of being opened through a hinge, two ends in the inner layer cylindrical packaging material placing cylinder (101) are respectively provided with an inner layer cylindrical packaging material supporting rotary roller (103), and the rolled inner layer cylindrical packaging material is wound on a closed-loop conveying belt which is supported by the inner layer cylindrical packaging material supporting rotary rollers (103).

5. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: the tube-shaped packaging material expansion sleeve positioning device (2) comprises a double-layer continuous tube-shaped packaging material expansion sleeve (201) and a supporting rod (202), the vertical section of the double-layer continuous tube-shaped packaging material expansion sleeve (201) is a polygon with the outer end narrower than the inner end, the supporting rod (202) is fixed at the center of the narrower end of the double-layer continuous tube-shaped packaging material expansion sleeve (201), and the other end of the supporting rod (202) is provided with a double-layer continuous tube-shaped packaging material sleeve positioning roller (203) which is vertically symmetrical.

6. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: inner tube-shape packing material guide roller device (3) include inner tube-shape packing material guide cylinder (301) and inner tube-shape packing material expansion positioning roller (302), inner tube-shape packing material guide cylinder (301) inner and the one end fixed connection and the intercommunication of inner tube-shape packing material placement mold (1), the outer end diameter of inner tube-shape packing material guide cylinder (301) is less than or equal to inner diameter, and there is inlayer tube-shape packing material leading wheel (303) that the round was evenly arranged along supporting at the outer edge, inner tube-shape packing material expansion positioning roller (302) are located inlayer tube-shape packing material placement mold (1).

7. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: two ends of the frame body, close to the double-layer continuous cylindrical packaging material curling roller (5) and the outer cylindrical packaging material placing roller (6), are respectively provided with a tensioning device, each tensioning device comprises a tensioning lever (8) at the bottom and two horizontal reversing rotating rollers (9) positioned above the tensioning lever (8), one end of each tensioning lever (8) is rotatably arranged in the frame body through a supporting rotating shaft (10), and the tensioning lever (8) is respectively provided with three tensioning rotating rollers (11).

8. The apparatus for enclosing and sealing the inside and outside layers of a continuous tubular packaging material of claim 4, wherein: the bottom and two sides of the inner layer cylindrical packaging material placing mould (1) are respectively provided with a guide carrier roller (12) for supporting and limiting, the lower surface of the inner layer cylindrical packaging material placing cylinder (101) is provided with a plurality of hollowed carrier roller contact gaps (106), the rotating shafts of a plurality of inner layer cylindrical packaging material supporting rotating rollers (103) are arranged in the inner layer cylindrical packaging material placing cylinder (101) in a vertical sliding manner, so that the plurality of inner layer cylindrical packaging material supporting rotating rollers (103) can move up and down in the inner layer cylindrical packaging material placing cylinder (101), and the inner layer cylindrical packaging material placing barrel (101) above the inner layer cylindrical packaging material supporting rotating rollers (103) is internally provided with a pressing rotating roller (105) which is pressed and fixed through a pressing spring (104), and the pressing rotating roller (105) enables the rolled inner layer cylindrical packaging material to be in close contact with the double-layer continuous cylindrical packaging material or the outer layer cylindrical packaging material passing through the surface of the guide carrier roller (12).

9. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: when the discharging direction of the inner layer cylindrical packaging material at the discharging end of the inner layer cylindrical packaging material placing mould (1) is opposite to the moving direction of the outer layer cylindrical packaging material, the discharging end of the inner layer cylindrical packaging material placing mould (1) faces to the outer layer cylindrical packaging material placing roller (6), the inner layer cylindrical packaging material guiding roller device (3) is arranged at the discharging end of the inner layer cylindrical packaging material placing mould (1), the cylindrical packaging material expanding sleeve positioning device (2) is arranged at the other end of the inner layer cylindrical packaging material placing mould (1), the cylindrical packaging material expanding sleeve positioning device (2) is in contact with the pre-pressing positioning roller (4), the outer layer cylindrical packaging material is expanded into a cylinder shape through the inner layer cylindrical packaging material guiding roller device (3) and is punched and glued on the inner wall, the inner layer cylindrical packaging material is expanded into a cylinder shape after being pulled out of a turn-over surface at the discharging end of the inner layer cylindrical packaging material guiding roller device (3), and the double-layer continuous cylindrical packaging material is laminated and sleeved together with the outer cylindrical packaging material passing through the position to form a double-layer continuous cylindrical packaging material, then the double-layer continuous cylindrical packaging material is sequentially sleeved with the inner cylindrical packaging material placing mold (1) and the cylindrical packaging material expansion sleeve positioning device (2), then passes through the pre-pressing positioning roller (4), is flattened by the pre-pressing positioning roller (4), and is rolled onto the double-layer continuous cylindrical packaging material curling roller (5) through the degassing roller (7).

10. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: the discharging direction of the inner layer cylindrical packaging material at the discharging end of the inner layer cylindrical packaging material placing mould (1) is the same as the moving direction of the outer layer cylindrical packaging material, the discharging end of the inner layer cylindrical packaging material placing mould (1) faces to the double-layer continuous cylindrical packaging material curling roller (5), the inner layer cylindrical packaging material guiding roller device (3) is arranged at the discharging end of the inner layer cylindrical packaging material placing mould (1), the cylindrical packaging material expanding sleeve positioning device (2) and the inner layer cylindrical packaging material placing mould (1) are arranged separately, a middle outer positioning roller (13) and a rear outer positioning roller (14) which are positioned on the frame body are arranged between the cylindrical packaging material expanding sleeve positioning device (2) and the inner layer cylindrical packaging material guiding roller device (3), the middle outer positioning roller (13) is contacted with the inner layer cylindrical packaging material guiding roller device (3), the discharge end of a cylindrical packaging material expansion sleeve positioning device (2) is in contact with a pre-pressing positioning roller (4), a rear inner positioning roller (15) arranged at the feed end of the cylindrical packaging material expansion sleeve positioning device (2) is in contact with a rear outer positioning roller (14), an outer cylindrical packaging material is sleeved on the feed end of an inner cylindrical packaging material placing mold (1) and is expanded into a cylinder shape, the inner cylindrical packaging material is pulled out from the discharge end of an inner cylindrical packaging material guiding roller device (3) and is expanded into a cylinder shape, the outer cylindrical packaging material is directly attached and sleeved with the outer cylindrical packaging material passing through the position to form a double-layer continuous cylindrical packaging material, then the double-layer continuous cylindrical packaging material sequentially passes through the cylindrical packaging material expansion sleeve positioning device (2), then passes through the pre-pressing positioning roller (4), is flattened by the pre-pressing positioning roller (4), and is rolled into a double-layer continuous cylindrical packaging material roll by a degassing roller (7) A curved roller (5).

11. The apparatus for enclosing and sealing the inside and outside layers of a continuous tubular packaging material of claim 10, wherein: the feed end of mould (1) is placed to inlayer tube-shape packaging material is provided with anterior interior location running roller (16) of evenly arranging, and the support body is provided with anterior outer location running roller (17) of arranging around anterior interior location running roller (16), makes outer tube-shape packaging material pass through between anterior interior location running roller (16) of every group and anterior outer location running roller (17).

12. The apparatus for enclosing and sealing the inside and outside layers of a continuous tubular packaging material of claim 4, wherein: an inner layer cylindrical packaging material guide roller (18) is arranged in the discharging end of the inner layer cylindrical packaging material placing barrel (101) of the inner layer cylindrical packaging material placing die (1), so that the inner layer cylindrical packaging material is pulled out after passing through the inner layer cylindrical packaging material guide roller (18).

13. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: when the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mould (1) after being folded, the inner layer cylindrical packaging material is folded horizontally in a Z shape or vertically in an N shape.

14. The apparatus for overwrapping and sealing inner and outer layers of a continuous tubular packaging material of claim 13, wherein: the discharging end of the inner layer cylindrical packaging material placing mold (1) is provided with a plurality of limiting supporting rotating rollers (19) which are vertically distributed in a staggered manner, so that the inner layer cylindrical packaging material pulled out by the inner layer cylindrical packaging material placing mold (1) sequentially passes through each limiting supporting rotating roller (19).

15. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: the frame body at the outer cylindrical packaging material opening position at the inner cylindrical packaging material discharging end position is provided with a fixing device mounting support (20), the frame body before the outer cylindrical packaging material is opened is provided with a code printing and code spraying device mounting support (21), the front end frame body position at the feeding end of a double-layer continuous cylindrical packaging material curling roller (5) is provided with a packaging double-layer packaging material device fixing frame (22), the fixing device mounting support (20) is provided with a glue printing device, the glue printing device is used for printing glue before the inner cylindrical packaging material and the outer cylindrical packaging material are sleeved, the sleeved inner cylindrical packaging material and the outer cylindrical packaging material are fixedly connected through an adhesive, the code printing and code spraying device mounting support (21) is provided with a code printing and code spraying device which prints a code at the glue printing position, and a heat sealing machine used for heat sealing the inner cylindrical packaging material and the outer cylindrical packaging material together is arranged on the packaging double-layer packaging material device fixing frame (22).

16. A continuous tubular packaging material inner and outer layer sleeving and sealing device as claimed in claim 3, wherein: the double-layer continuous cylindrical packaging material curling roller (5) is replaced by an upper active driving rotating roller (23) and a lower active driving rotating roller (23), each active driving rotating roller (23) is driven to rotate by a driving device, the upper active driving rotating roller (23) and the lower active driving rotating roller (23) clamp the double-layer continuous cylindrical packaging material to move to the discharge end of the frame body, and the discharge end of the frame body is also provided with a cutting device (24) for cutting the sleeved double-layer continuous cylindrical packaging material.

Technical Field

The invention relates to packaging material processing equipment, in particular to an inner and outer layer sleeving and sealing device for a continuous cylindrical packaging material.

Background

The cylindrical packaging material is processed into a cylindrical packaging material, the packaging material can be made of materials such as plastics, paper, fabrics and rubber, when in use, a section is cut off according to the length requirement (one end is sealed to form a packaging bag), when in packaging, the whole bag can be sealed only by sealing two ends, thereby greatly saving the processing procedures, the use amount is increased continuously in recent years, in order to improve the protection effect of the packaging material, the cylindrical packaging material is divided into an inner layer and an outer layer, namely a double-layer cylindrical packaging material, when the inner layer or the outer layer is damaged, the other layer still plays a protection role, at present, a single strip is cut off, the outer bag and the inner bag are separately sealed and sleeved together, then the upper openings of the inner bag and the outer bag are sealed together and are integrally opened, then the material is filled, then the two layers are sealed into one layer, one end of the two layers is integrally sealed, thus the double-layer cylindrical packaging bag is manually produced, at present, the method mainly adopts sewing machine sealing, or adhesive bonding, or ultrasonic bonding, single production, and has very low efficiency, and the requirements of continuous integral sealing, continuous double-layer bonding, integral opening and continuous bagging can not be met.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a continuous tube packaging material with an inner layer and an outer layer and a sealing device, wherein the continuous tube packaging material is completely sealed or not sealed at the bottom, and the upper opening is sealed at the inner layer and the outer layer and has an integral opening structure.

In order to achieve the purpose, the technical scheme of the invention is as follows: a device for sleeving and sealing the inner layer and the outer layer of a continuous cylindrical packaging material comprises an inner cylindrical packaging material placing die, a cylindrical packaging material expansion sleeve positioning device and an inner cylindrical packaging material guide roller device which are arranged on a frame body, wherein the inner cylindrical packaging material guide roller device is arranged at the discharge end of the inner cylindrical packaging material placing die, the cylindrical packaging material expansion sleeve positioning device is arranged at a pre-pressing positioning roller, a double-layer continuous cylindrical packaging material curling roller which is driven to rotate and is sealed through a driving device is arranged at the tail end of the frame body, an outer cylindrical packaging material placing roller which can rotate freely is arranged at the front end of the frame body, the outer cylindrical packaging material is wound on the outer cylindrical packaging material placing roller, the inner cylindrical packaging material is placed in the inner cylindrical packaging material placing die after being wound or folded, and the outer cylindrical packaging material passes through and is sleeved on the inner cylindrical packaging material placing die, one end of the inner layer cylindrical packaging material is pulled out and then is fitted and sleeved with the outer layer cylindrical packaging material passing through the position, the inner layer and the outer layer are sealed by an adhesive, and then the inner layer and the outer layer are wound on a double-layer continuous cylindrical packaging material winding roller through a prepressing positioning roller and a degassing roller in sequence.

Further, when the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold after being rolled, the inner layer cylindrical packaging material placing mold comprises an inner layer cylindrical packaging material placing cylinder and a strip-shaped placing opening formed in one side wall or the top of the inner layer cylindrical packaging material placing cylinder, the inner layer cylindrical packaging material placing cylinder is a main body of the inner layer cylindrical packaging material placing mold, an arc-shaped plate capable of being opened is arranged at the strip-shaped placing opening of the inner layer cylindrical packaging material placing cylinder through a hinge, inner layer cylindrical packaging material supporting rotating rollers are respectively arranged at two ends in the inner layer cylindrical packaging material placing cylinder, and the rolled inner layer cylindrical packaging material is wound on a closed-loop conveying belt which is supported by the plurality of inner layer cylindrical packaging material supporting rotating rollers.

Furthermore, tube-shape packaging material expansion sleeve positioner includes double-deck continuous tube-shape packaging material expansion sleeve and bracing piece, and double-deck continuous tube-shape packaging material expansion sleeve's vertical cross-section is the polygon that the outer end is narrower than or equal to the inner, like isosceles trapezoid, and the bracing piece is fixed in the narrower one end center of double-deck continuous tube-shape packaging material expansion sleeve, and the other end of bracing piece is provided with the double-deck continuous tube-shape packaging material sleeve location running roller of longitudinal symmetry.

Further, the inner layer cylindrical packaging material guide roller wheel device comprises an inner layer cylindrical packaging material guide cylinder and an inner layer cylindrical packaging material expansion positioning roller, the inner end of the inner layer cylindrical packaging material guide cylinder is fixedly connected and communicated with one end of the inner layer cylindrical packaging material placing mold, the diameter of the outer end of the inner layer cylindrical packaging material guide cylinder is smaller than or equal to the diameter of the inner end, a circle of uniformly distributed inner layer cylindrical packaging material guide wheels are supported on the edge of the outer end, and the inner layer cylindrical packaging material expansion positioning roller is located in the inner layer cylindrical packaging material placing mold.

Furthermore, the two ends of the frame body close to the double-layer continuous cylindrical packaging material curling roller and the outer cylindrical packaging material placing roller are respectively provided with a tensioning device, each tensioning device comprises a tensioning lever at the bottom and two horizontal reversing rotating rollers positioned above the tensioning lever, one end of each tensioning lever is rotatably arranged in the frame body through a supporting rotating shaft, and the tensioning lever is respectively provided with three tensioning rotating rollers.

Furthermore, the bottom and two sides of the inner layer cylindrical packaging material placing mold part are respectively provided with a guide carrier roller for supporting and limiting, the lower surface of the inner layer cylindrical packaging material placing cylinder is provided with a plurality of hollowed carrier roller contact notches, a plurality of rotating shafts of the inner layer cylindrical packaging material supporting rotating rollers are arranged in the inner layer cylindrical packaging material placing cylinder in a vertically sliding mode, so that the plurality of inner layer cylindrical packaging material supporting rotating rollers can move up and down in the inner layer cylindrical packaging material placing cylinder, pressing rotating rollers which are pressed and fixed through pressing springs are respectively arranged in the inner layer cylindrical packaging material placing cylinder above each inner layer cylindrical packaging material supporting rotating roller, and the pressing rotating rollers tightly contact the rolled inner layer cylindrical packaging material with the double-layer continuous cylindrical packaging material or the outer layer cylindrical packaging material passing through the surfaces of the guide carrier rollers.

Further, when the discharging direction of the inner layer cylindrical packaging material at the discharging end of the inner layer cylindrical packaging material placing mold is opposite to the moving direction of the outer layer cylindrical packaging material, the discharging end of the inner layer cylindrical packaging material placing mold faces the outer layer cylindrical packaging material placing roller, the inner layer cylindrical packaging material guiding roller device is arranged at the discharging end of the inner layer cylindrical packaging material placing mold, the cylindrical packaging material expanding sleeve positioning device is arranged at the other end of the inner layer cylindrical packaging material placing mold, the cylindrical packaging material expanding sleeve positioning device is in contact with the pre-pressing positioning roller, the outer layer cylindrical packaging material is expanded into a cylinder shape through the inner layer cylindrical packaging material guiding roller device and is punched and glued on the inner wall, the inner layer cylindrical packaging material is expanded into a cylinder shape after being pulled out of the turn-over face at the discharging end of the inner layer cylindrical packaging material guiding roller device and is attached and sleeved with the outer layer cylindrical packaging material passing through the position to form a double-, then the double-layer continuous cylindrical packaging material is sequentially sleeved on the inner layer cylindrical packaging material placing mold and the cylindrical packaging material expansion sleeve positioning device, passes through the pre-pressing positioning roller, is flattened by the pre-pressing positioning roller, and is wound on a double-layer continuous cylindrical packaging material curling roller through a degassing roller.

Furthermore, the discharging direction of the inner layer cylindrical packaging material at the discharging end of the inner layer cylindrical packaging material placing mold is the same as the moving direction of the outer layer cylindrical packaging material, the discharging end of the inner layer cylindrical packaging material placing mold faces the double-layer continuous cylindrical packaging material curling roller, the inner layer cylindrical packaging material guiding roller device is arranged at the discharging end of the inner layer cylindrical packaging material placing mold, the cylindrical packaging material expansion sleeve positioning device and the inner layer cylindrical packaging material placing mold are arranged in a split mode, a middle outer positioning roller and a rear outer positioning roller are arranged between the cylindrical packaging material expansion sleeve positioning device and the inner layer cylindrical packaging material guiding roller device and are positioned on the frame body, the middle outer positioning roller is in contact with the inner layer cylindrical packaging material guiding roller device, the discharging end of the cylindrical packaging material expansion sleeve positioning device is in contact with the pre-pressing positioning roller, and the rear inner positioning roller and the rear outer positioning roller are arranged at the feeding end of the cylindrical packaging material expansion sleeve The roller contacts, the outer tube-shape packing material cover is through the feed end expansion one-tenth tube-shape of inlayer tube-shape packing material mold of placing, and place the mold through inlayer tube-shape packing material, the inlayer tube-shape packing material expands into the tube-shape after the play end of inlayer tube-shape packing material direction roller device is pulled out, and direct and the outer tube-shape packing material laminating cover through here forms double-deck continuous tube-shape packing material together, then double-deck continuous tube-shape packing material passes through tube-shape packing material expansion sleeve positioner in proper order, pass the pre-compaction positioning roller again, flatten the back through the pre-compaction positioning roller on double-deck continuous tube-shape packing material curls the roller through the degasification.

Further, the feed end that mould was placed to inlayer tube-shape packaging material is provided with the anterior interior location running roller of evenly arranging, and the support body is provided with around the anterior outer location running roller of locating the running roller and arranging of anterior interior location, makes outer tube-shape packaging material pass through between anterior interior location running roller of every group and the anterior outer location running roller.

Further, an inner layer cylindrical packaging material guide roller is arranged in the discharge end of the inner layer cylindrical packaging material placing barrel of the inner layer cylindrical packaging material placing die, so that the inner layer cylindrical packaging material is pulled out after passing through the inner layer cylindrical packaging material guide roller.

Further, when the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold after being folded, the inner layer cylindrical packaging material is folded horizontally in a Z shape or vertically in an N shape.

Furthermore, the discharging end of the inner-layer cylindrical packaging material placing mold is provided with a plurality of limiting supporting rotary rollers which are distributed in a vertically staggered mode, so that the inner-layer cylindrical packaging material pulled out by the inner-layer cylindrical packaging material placing mold sequentially passes through each limiting supporting rotary roller.

Further, a frame body at the opening position of an outer layer cylindrical packaging material at the discharge end position of the inner layer cylindrical packaging material is provided with a fixing equipment mounting support, the frame body before the outer layer cylindrical packaging material is opened is provided with a code printing and code spraying equipment mounting support, a front end frame body position at the feeding end of a double-layer continuous cylindrical packaging material curling roller is provided with a packaging double-layer packaging material equipment fixing frame, the fixing equipment mounting support is provided with a glue printing device, the glue printing device is used for printing glue before the inner layer cylindrical packaging material and the outer layer cylindrical packaging material are sleeved, the sleeved inner layer cylindrical packaging material and the outer layer cylindrical packaging material are fixedly connected into an inner-outer layer integrated and integrally-opened packaging material through an adhesive, the code printing and code spraying device is mounted at the glue printing position and used for printing a code and spraying to mark, and a heat sealing machine used for thermally sealing the inner layer cylindrical packaging material and the outer layer cylindrical packaging material together is arranged on the packaging material fixing frame for.

Furthermore, the double-layer continuous cylindrical packaging material curling roller is replaced by an upper active driving rotating roller and a lower active driving rotating roller, each active driving rotating roller is driven to rotate by a driving device, the upper active driving rotating roller and the lower active driving rotating roller clamp the double-layer continuous cylindrical packaging material to move to the discharge end of the frame body, and the discharge end of the frame body is also provided with a cutting device for cutting the sleeved double-layer continuous cylindrical packaging material

The invention can process double-layer continuous cylindrical packaging materials or packaging bags, the state of the double-layer continuous cylindrical packaging materials after being continuously sleeved and sealed is the packaging materials which can be used in sections, one end of each section of packaging materials is in a completely sealed or non-sealed state, the other end of each section of packaging materials is the packaging materials with sealed inner and outer layers and an opening integrally, and the packaging bags can be directly processed for packaging after being cut.

Drawings

The present invention will now be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic structural diagram of example 2 of the present invention;

FIG. 3 is a schematic structural view of the tensioning device of the present invention;

FIG. 4 is a schematic structural view of an inner layer cylindrical packaging material placing mold, a cylindrical packaging material expanding sleeve positioning device and an inner layer cylindrical packaging material guiding roller device according to the present invention;

FIG. 5 is a schematic view of the inner tubular wrapper of the present invention in a folded Z-shape configuration;

FIG. 6 is a schematic structural view of the inner layer tubular packaging material of the present invention in an N-shaped folded state;

FIG. 7 is a schematic view of the structure of the mounting bracket portion of the apparatus of the present invention;

FIG. 8 is a schematic view of the present invention employing actively driven rollers;

FIG. 9 is a schematic perspective view of a tray according to the present invention;

FIG. 10 is a schematic front view showing the structure of the inner layer tubular packaging material of the present invention in an N-folded state.

Detailed Description

Example 1

As shown in fig. 1, fig. 3 and fig. 4, the device for sleeving and sealing the inner layer and the outer layer of the continuous cylindrical packaging material comprises an inner cylindrical packaging material placing mold 1, wherein the inner cylindrical packaging material is placed in the inner cylindrical packaging material placing mold 1, the outer cylindrical packaging material wraps and penetrates through the inner cylindrical packaging material placing mold 1 and is sleeved with the inner cylindrical packaging material in the inner cylindrical packaging material placing mold 1, the main body of the inner cylindrical packaging material placing mold 1 is cylindrical, and the cross section of the inner cylindrical packaging material placing mold is of an oval or polygonal structure.

The device also comprises a cylindrical packaging material expansion sleeve positioning device 2 and an inner cylindrical packaging material guide roller device 3, wherein the inner cylindrical packaging material guide roller device 3 is arranged at the discharge end of the inner cylindrical packaging material placing mould 1, the cylindrical packaging material expansion sleeve positioning device 2 is arranged at a pre-pressing positioning roller 4, the tail end of the frame body is provided with a double-layer continuous cylindrical packaging material curling roller 5 which is driven by a driving device to rotate and seal, the front end of the frame body is provided with an outer cylindrical packaging material placing roller 6 which can rotate freely, the outer cylindrical packaging material is rolled on the outer cylindrical packaging material placing roller 6, the inner cylindrical packaging material is placed in the inner cylindrical packaging material placing mould 1 after being rolled or folded, the outer cylindrical packaging material passes through and is sleeved on the inner cylindrical packaging material placing mould 1, one end of the inner cylindrical packaging material is pulled out and then is attached and sleeved with the outer cylindrical packaging material passing through the position, then the film is rolled on a double-layer continuous cylindrical packaging material curling roller 5 through a prepressing positioning roller 4 and a degassing roller 7 in sequence;

the inner layer cylindrical packaging material placing mold 1 comprises an inner layer cylindrical packaging material placing cylinder 101 and a strip-shaped placing opening formed in the side wall or the top of one side of the inner layer cylindrical packaging material placing cylinder 101, wherein the inner layer cylindrical packaging material placing cylinder 101 is a main body of the inner layer cylindrical packaging material placing mold 1, an openable arc-shaped plate 102 is arranged at the strip-shaped placing opening of the inner layer cylindrical packaging material placing cylinder 101 through hinges and is convenient for placing the inner layer cylindrical packaging material, inner layer cylindrical packaging material supporting and rotating rollers 103 are respectively arranged at two ends in the inner layer cylindrical packaging material placing cylinder 101, the rolled inner layer cylindrical packaging material is wound on a closed-loop conveying belt supported by a plurality of inner layer cylindrical packaging material supporting and rotating rollers 103, and an inner layer cylindrical packaging material guide roller 18 is arranged in the discharging end of the inner layer cylindrical packaging material placing cylinder 101 of the inner layer cylindrical packaging material placing mold 1, the inner layer cylindrical packaging material is pulled out after passing through the inner layer cylindrical packaging material guide roller 18;

the bottom and two sides of the inner layer cylindrical packaging material placing mould 1 are respectively provided with a guide carrier roller 12 for supporting and limiting, the lower surface of the inner layer cylindrical packaging material placing cylinder 101 is provided with a plurality of hollowed carrier roller contact notches 106, the rotating shafts of a plurality of inner layer cylindrical packaging material supporting rotating rollers 103 are arranged in the inner layer cylindrical packaging material placing cylinder 101 in a vertically sliding manner, so that the plurality of inner layer cylindrical packaging material supporting rotating rollers 103 can move up and down in the inner layer cylindrical packaging material placing cylinder 101, the inner layer cylindrical packaging material placing cylinder 101 above each inner layer cylindrical packaging material supporting rotating roller 103 is respectively provided with a pressing rotating roller 105 which is pressed and fixed through a pressing spring 104, the pressing rotating rollers 105 tightly contact the rolled inner layer cylindrical packaging material with the double-layer continuous cylindrical packaging material or the outer layer cylindrical packaging material passing through the surface of the guide carrier roller 12, and the inner layer cylindrical packaging material placing mould 1 is under the self gravity, the inner-layer cylindrical packaging material can be better contacted with the guide carrier roller 12 under the action of gravity, so that the moving double-layer continuous cylindrical packaging material passing through the lower surface of the guide carrier roller 12 and the inner-layer cylindrical packaging material placing cylinder 101 is contacted with the inner-layer cylindrical packaging material, the inner-layer cylindrical packaging material is continuously driven by the moving double-layer continuous cylindrical packaging material, namely, the double-layer continuous cylindrical packaging material passing through the carrier roller contact notch 106 provides horizontal driving force for the inner-layer cylindrical packaging material, and the winding direction of the inner-layer cylindrical packaging material is the same as the horizontal force, so that the inner-layer cylindrical packaging material in a winding state is conveniently pulled out, and the phenomenon that the inner-layer cylindrical packaging material is damaged due to overlarge winding force at the double-layer continuous cylindrical packaging material winding roller 5 is further avoided;

the tubular packaging material expansion sleeve positioning device 2 comprises a double-layer continuous tubular packaging material expansion sleeve 201 and a support rod 202, wherein the vertical section of the double-layer continuous tubular packaging material expansion sleeve 201 is a polygon with an outer end narrower than or equal to an inner end, such as an isosceles trapezoid, the support rod 202 is fixed at the center of the narrower end of the double-layer continuous tubular packaging material expansion sleeve 201, the other end of the support rod 202 is provided with double-layer continuous tubular packaging material sleeve positioning rollers 203 which are vertically symmetrical, the double-layer continuous tubular packaging material sleeve positioning rollers 203 are supported between the pre-pressing positioning rollers 4 and used for penetrating through the double-layer continuous tubular packaging material, and in addition, the support limiting function is also realized, namely, the inner layer tubular packaging material placing mold 1 is supported by the support limiting function, and the;

the inner layer cylindrical packaging material guide roller device 3 comprises an inner layer cylindrical packaging material guide cylinder 301 and an inner layer cylindrical packaging material expansion positioning roller 302, the inner end of the inner layer cylindrical packaging material guide cylinder 301 is fixedly connected and communicated with one end of the inner layer cylindrical packaging material placing mould 1, the diameter of the outer end of the inner layer cylindrical packaging material guide cylinder 301 is smaller than or equal to the diameter of the inner end, and a circle of inner layer cylindrical packaging material guide wheels 303 which are uniformly distributed are supported at the edge of the outer end, the inner layer cylindrical packaging material expanding and positioning roller 302 is positioned in the inner layer cylindrical packaging material placing mould 1, when the inner layer cylindrical packaging material passes through the inner layer cylindrical packaging material guide wheels 303, the inner layer cylindrical packaging material can be turned over better through the support of the inner layer cylindrical packaging material guide wheel 303, the friction resistance of the inner layer cylindrical packaging material passing through the inner layer cylindrical packaging material guide wheel is reduced, and the inner layer cylindrical packaging material is protected better.

In order to better support the cylindrical packaging material, two parts of the frame body, which are close to the double-layer continuous cylindrical packaging material curling roller 5 and the outer layer cylindrical packaging material placing roller 6, are respectively provided with a tensioning device, the tensioning device comprises a tensioning lever 8 at the bottom and two horizontal reversing rotating rollers 9 positioned above the tensioning lever 8, one end of the tensioning lever 8 is rotatably arranged in the frame body through a supporting rotating shaft 10, and three tensioning rotary rollers 11 are respectively arranged on the tensioning lever 8, when the cylindrical packaging material passes through the tensioning device, sequentially passes through the tensioning roller 11 at one end, the reversing roller 9, the tensioning roller 11 at the middle part, the other reversing roller 9 and the tensioning roller 11 at the other end, and the winding mode refers to figure 3, the cylindrical packaging material passing through is always in a tensioned state through the self gravity of the tensioning roller 11, so that a good tensioning effect can be achieved.

The discharging direction of the inner layer cylindrical packaging material at the discharging end of an inner layer cylindrical packaging material placing mould 1 is opposite to the moving direction of the outer layer cylindrical packaging material, the discharging end of the inner layer cylindrical packaging material placing mould 1 faces an outer layer cylindrical packaging material placing roller 6, an inner layer cylindrical packaging material guiding roller device 3 is arranged at the discharging end of the inner layer cylindrical packaging material placing mould 1, a cylindrical packaging material expanding sleeve positioning device 2 is arranged at the other end of the inner layer cylindrical packaging material placing mould 1, the cylindrical packaging material expanding sleeve positioning device 2 is in contact with a pre-pressing positioning roller 4, the outer layer cylindrical packaging material is expanded into a cylinder shape through the inner layer cylindrical packaging material guiding roller device 3 and is punched and glued on the inner wall, the inner layer cylindrical packaging material is expanded into a cylinder shape after being pulled out of a turned face at the discharging end of the inner layer cylindrical packaging material guiding roller device 3 and is attached and sleeved with the outer layer cylindrical packaging material passing through the cylinder shape to form, then the double-layer continuous cylindrical packaging material is sequentially sleeved on the inner layer cylindrical packaging material placing mold 1 and the cylindrical packaging material expansion sleeve positioning device 2, passes through the pre-pressing positioning roller 4, is flattened by the pre-pressing positioning roller 4 and is wound on the double-layer continuous cylindrical packaging material curling roller 5 through the degassing roller 7.

The working principle of the invention is as follows: the outer layer cylindrical packaging material is wound on an outer layer cylindrical packaging material placing roller 6 (when the outer layer cylindrical packaging material is purchased, the outer layer cylindrical packaging material is wound in advance and can be used directly), then the outer layer cylindrical packaging material sequentially passes through a tensioning device, a degassing roller 7 and a prepressing positioning roller 4, the outer layer cylindrical packaging material is expanded and opened after passing through the prepressing positioning roller 4, the inner layer cylindrical packaging material is purchased and wound, the inner layer cylindrical packaging material is conveniently sleeved on a conveying belt of an inner layer cylindrical packaging material placing mold 1, the inner layer cylindrical packaging material needs to be wound clockwise, the moving direction of the inner layer cylindrical packaging material at the bottom is the same as the moving direction of the passing double-layer continuous cylindrical packaging material, as shown in figure 4, the outer end of the inner layer cylindrical packaging material is firstly pulled out manually and is preliminarily overturned, and then is attached to the inner side face of the expanded outer layer cylindrical packaging material to form the double-layer, then the double-layer continuous cylindrical packaging material is sequentially sleeved with an inner layer cylindrical packaging material placing mould 1 and a cylindrical packaging material expansion sleeve positioning device 2, then passes through a pre-pressing positioning roller 4, is flattened by the pre-pressing positioning roller 4, and is wound on a double-layer continuous cylindrical packaging material curling roller 5 by a degassing roller 7, as shown in figure 1, a driving device (such as a speed reduction motor and the like) is started at the moment, so that the driving device drives the double-layer continuous cylindrical packaging material curling roller 5 to rotate, the double-layer continuous cylindrical packaging material is wound, the inner layer cylindrical packaging material and the outer layer cylindrical packaging material are continuously pulled by the winding force, and the double-layer continuous cylindrical packaging material is formed after passing through the inner layer cylindrical packaging material placing mould 1, so that the continuous sleeve processing of the inner layer cylindrical packaging material and the outer layer cylindrical packaging material is realized, and further the double-layer continuous cylindrical packaging, the user can conveniently make the packaging bag according to the requirement for use.

Example 2

As shown in fig. 2, fig. 3 and fig. 4, the inner and outer sheathing and sealing device for the continuous tubular packaging material comprises an inner tubular packaging material placing mold 1, wherein the inner tubular packaging material is placed in the inner tubular packaging material placing mold 1, the outer tubular packaging material wraps and penetrates through the inner tubular packaging material placing mold 1 and is sheathed with the inner tubular packaging material in the inner tubular packaging material placing mold 1, the main body of the inner tubular packaging material placing mold 1 is tubular, and the cross section of the inner tubular packaging material placing mold is of an elliptical or polygonal structure.

The packaging material expansion sleeve positioning device comprises a cylindrical packaging material expansion sleeve positioning device 2 and an inner cylindrical packaging material guide roller device 3, the inner cylindrical packaging material guide roller device 3 is arranged at the discharge end of an inner cylindrical packaging material placing mold 1, the cylindrical packaging material expansion sleeve positioning device 2 is arranged at a pre-pressing positioning roller 4, a double-layer continuous cylindrical packaging material curling roller 5 which is driven by a driving device to rotate and is sealed is arranged at the tail end of a frame body, an outer cylindrical packaging material placing roller 6 which can rotate freely is arranged at the front end of the frame body, the outer cylindrical packaging material is wound on the outer cylindrical packaging material placing roller 6, the inner cylindrical packaging material is placed in the inner cylindrical packaging material placing mold 1 after being wound or folded, the outer cylindrical packaging material passes through and is sleeved on the inner cylindrical packaging material placing mold 1, one end of the inner cylindrical packaging material is pulled out, is attached and sleeved with the outer cylindrical packaging material passing through the position and is sealed by an adhesive to form the inside and outside And the layer is rolled on a double-layer continuous cylindrical packaging material curling roller 5 through a prepressing positioning roller 4 and a degassing roller 7 in sequence.

The inner layer cylindrical packaging material placing mold 1 comprises an inner layer cylindrical packaging material placing cylinder 101 and a strip-shaped placing opening formed in the side wall or the top of one side of the inner layer cylindrical packaging material placing cylinder 101, an openable arc-shaped plate 102 is arranged at the strip-shaped placing opening of the inner layer cylindrical packaging material placing cylinder 101 through hinges, the inner layer cylindrical packaging material is conveniently placed in, inner layer cylindrical packaging material supporting rotating rollers 103 are respectively arranged at two ends in the inner layer cylindrical packaging material placing cylinder 101, the rolled inner layer cylindrical packaging material is wound on a closed-loop conveying belt supported by a plurality of inner layer cylindrical packaging material supporting rotating rollers 103, an inner layer cylindrical packaging material guide roller 18 is arranged in the discharging end of the inner layer cylindrical packaging material placing cylinder 101 of the inner layer cylindrical packaging material placing mold 1, and the inner layer cylindrical packaging material is pulled out after passing through the inner layer cylindrical packaging material guide roller 18;

the bottom and two sides of the inner layer cylindrical packaging material placing mould 1 are respectively provided with a guide carrier roller 12 for supporting and limiting, the lower surface of the inner layer cylindrical packaging material placing cylinder 101 is provided with a plurality of hollowed carrier roller contact notches 106, the rotating shafts of a plurality of inner layer cylindrical packaging material supporting rotating rollers 103 are arranged in the inner layer cylindrical packaging material placing cylinder 101 in a vertically sliding manner, so that the plurality of inner layer cylindrical packaging material supporting rotating rollers 103 can move up and down in the inner layer cylindrical packaging material placing cylinder 101, the inner layer cylindrical packaging material placing cylinder 101 above each inner layer cylindrical packaging material supporting rotating roller 103 is respectively provided with a pressing rotating roller 105 which is pressed and fixed through a pressing spring 104, the pressing rotating rollers 105 tightly contact the rolled inner layer cylindrical packaging material with the double-layer continuous cylindrical packaging material or the outer layer cylindrical packaging material passing through the surface of the guide carrier roller 12, and the inner layer cylindrical packaging material placing mould 1 is under the self gravity, the inner-layer cylindrical packaging material can be better contacted with the guide carrier roller 12 under the action of gravity, so that the moving double-layer continuous cylindrical packaging material passing through the lower surface of the guide carrier roller 12 and the inner-layer cylindrical packaging material placing cylinder 101 is contacted with the inner-layer cylindrical packaging material, the inner-layer cylindrical packaging material is continuously driven by the moving double-layer continuous cylindrical packaging material, namely, the double-layer continuous cylindrical packaging material passing through the carrier roller contact notch 106 provides horizontal driving force for the inner-layer cylindrical packaging material, and the winding direction of the inner-layer cylindrical packaging material is the same as the horizontal force, so that the inner-layer cylindrical packaging material in a winding state is conveniently pulled out, and the phenomenon that the inner-layer cylindrical packaging material is damaged due to overlarge winding force at the double-layer continuous cylindrical packaging material winding roller 5 is further avoided;

the tubular packaging material expansion sleeve positioning device 2 comprises a double-layer continuous tubular packaging material expansion sleeve 201 and a support rod 202, wherein the vertical section of the double-layer continuous tubular packaging material expansion sleeve 201 is a polygon with an outer end narrower than or equal to an inner end, such as an isosceles trapezoid, the support rod 202 is fixed at the center of the narrower end of the double-layer continuous tubular packaging material expansion sleeve 201, the other end of the support rod 202 is provided with double-layer continuous tubular packaging material sleeve positioning rollers 203 which are vertically symmetrical, the double-layer continuous tubular packaging material sleeve positioning rollers 203 are supported between the pre-pressing positioning rollers 4 and used for penetrating through the double-layer continuous tubular packaging material, and in addition, the support limiting function is also realized, namely, the inner layer tubular packaging material placing mold 1 is supported by the support limiting function, and the;

the inner layer cylindrical packaging material guide roller device 3 comprises an inner layer cylindrical packaging material guide cylinder 301 and an inner layer cylindrical packaging material expansion positioning roller 302, the inner end of the inner layer cylindrical packaging material guide cylinder 301 is fixedly connected and communicated with one end of the inner layer cylindrical packaging material placing mould 1, the diameter of the outer end of the inner layer cylindrical packaging material guide cylinder 301 is smaller than or equal to the diameter of the inner end, and a circle of inner layer cylindrical packaging material guide wheels 303 which are uniformly distributed are supported at the edge of the outer end, the inner layer cylindrical packaging material expanding and positioning roller 302 is positioned in the inner layer cylindrical packaging material placing mould 1, when the inner layer cylindrical packaging material passes through the inner layer cylindrical packaging material guide wheels 303, the inner layer cylindrical packaging material can be better pulled out through the support of the inner layer cylindrical packaging material guide wheel 303, the friction resistance of the inner layer cylindrical packaging material passing through the inner layer cylindrical packaging material guide wheel is reduced, and the inner layer cylindrical packaging material is better protected.

In order to better wind the cylindrical packaging material without stopping, the two ends of the frame body close to the double-layer continuous cylindrical packaging material curling roller 5 and the outer cylindrical packaging material placing roller 6 are respectively provided with a tensioning device, the tensioning device comprises a tensioning lever 8 at the bottom and two horizontal reversing rotating rollers 9 positioned above the tensioning lever 8, one end of the tensioning lever 8 is rotatably arranged in the frame body through a supporting rotating shaft 10, and three tensioning rotary rollers 11 are respectively arranged on the tensioning lever 8, when the cylindrical packaging material passes through the tensioning device, sequentially passes through the tensioning roller 11 at one end, the reversing roller 9, the tensioning roller 11 at the middle part, the other reversing roller 9 and the tensioning roller 11 at the other end, and the winding mode refers to figure 3, the cylindrical packaging material passing through is always in a tensioned state through the self gravity of the tensioning roller 11, and the rolling can be well performed without stopping.

The discharging direction of the inner layer cylindrical packaging material at the discharging end of the inner layer cylindrical packaging material placing mould 1 is the same as the moving direction of the outer layer cylindrical packaging material, the discharging end of the inner layer cylindrical packaging material placing mould 1 faces the double-layer continuous cylindrical packaging material curling roller 5, the inner layer cylindrical packaging material guide roller device 3 is arranged at the discharging end of the inner layer cylindrical packaging material placing mould 1, the cylindrical packaging material expansion sleeve positioning device 2 and the inner layer cylindrical packaging material placing mould 1 are arranged separately, a middle outer positioning roller 13 and a rear outer positioning roller 14 which are positioned on a frame body are arranged between the cylindrical packaging material expansion sleeve positioning device 2 and the inner layer cylindrical packaging material guide roller device 3, the middle outer positioning roller 13 is contacted with the inner layer cylindrical packaging material guide roller device 3, the discharging end of the cylindrical packaging material expansion sleeve positioning device 2 is contacted with the pre-pressing positioning roller 4, the rear inner positioning roller 15 arranged at the feed end of the cylindrical packaging material expansion sleeve positioning device 2 is in contact with the rear outer positioning roller 14, the outer cylindrical packaging material is sleeved on the feed end of the inner cylindrical packaging material placing mold 1 and is expanded into a cylinder shape, the inner cylindrical packaging material is expanded into a cylinder shape after being pulled out at the discharge end of the inner cylindrical packaging material guiding roller device 3 and is directly attached and sleeved with the outer cylindrical packaging material passing through the position to form a double-layer continuous cylindrical packaging material, then the double-layer continuous cylindrical packaging material sequentially passes through the cylindrical packaging material expansion sleeve positioning device 2, passes through the pre-pressing positioning roller 4 again, is flattened through the pre-pressing positioning roller 4 and is rolled onto the double-layer continuous cylindrical packaging material curling roller 5 through the degassing roller 7.

The feed end that mould 1 was placed to inlayer tube-shape packaging material is provided with the anterior interior location running roller 16 of evenly arranging, and the support body is provided with around the anterior outer location running roller 17 that the anterior interior location running roller 16 was arranged, makes outer tube-shape packaging material through between the anterior interior location running roller 16 of every group and the anterior outer location running roller 17, through the anterior interior location running roller 16 that sets up, anterior outer location running roller 17 reduces the frictional force that tube-shape packaging material passed through, the production rolling of being more convenient for.

The working principle of the invention is as follows: the outer layer cylindrical packaging material is wound on an outer layer cylindrical packaging material placing roller 6 (when the outer layer cylindrical packaging material is purchased, the outer layer cylindrical packaging material is wound in advance and can be used directly), then the outer layer cylindrical packaging material sequentially passes through a tensioning device, a degassing roller 7, a front inner positioning roller 16, a front outer positioning roller 17, an inner layer cylindrical packaging material placing mold 1 and an inner layer cylindrical packaging material guiding roller device 3, the outer layer cylindrical packaging material expands when the side wall of the outer layer cylindrical packaging material passes between the front inner positioning roller 16 and the front outer positioning roller 17, the inner layer cylindrical packaging material is wound when being purchased, and the middle part is left empty, so that the inner layer cylindrical packaging material is conveniently sleeved on a conveying belt of the inner layer cylindrical packaging material placing mold 1, the inner layer cylindrical packaging material needs to be wound clockwise, and the moving direction of the inner layer cylindrical packaging material at the bottom is the same as the moving direction of the passing double-layer continuous cylindrical packaging material, firstly, manually pulling out the outer end of an inner layer cylindrical packaging material to directly attach to the inner side surface of the expanded outer layer cylindrical packaging material to form a double-layer continuous cylindrical packaging material, then sequentially sleeving the double-layer continuous cylindrical packaging material between a middle outer positioning roller 13 and a double-layer continuous cylindrical packaging material sleeve positioning roller 203, between a rear inner positioning roller 15 and a rear outer positioning roller 14, and a cylindrical packaging material expansion sleeve positioning device 2, then passing through a pre-pressing positioning roller 4, flattening the pre-pressing positioning roller 4, rolling the flattened double-layer continuous cylindrical packaging material on a double-layer continuous cylindrical packaging material curling roller 5 through a degassing roller 7, starting a driving device (such as a speed reduction motor and the like) at the moment as shown in figure 2, enabling the driving device to drive the double-layer continuous cylindrical packaging material curling roller 5 to rotate, rolling the double-layer continuous cylindrical packaging material, and continuously pulling the inner layer cylindrical packaging material and the outer layer, and form double-deck continuous tube-shape packaging material after mould 1 is placed to inlayer tube-shape packaging material, realized the continuous sleeve processing of inlayer tube-shape packaging material and outer tube-shape packaging material so, and then form complete set rolling and double-deck continuous tube-shape packaging material, the user of being convenient for makes the wrapping bag according to the demand and uses.

It should be noted that:

the guide rollers 12 can be driven to rotate by a driving device, so that certain power is provided for the packaging materials passing through the guide rollers, and the packaging materials can pass through the guide rollers more smoothly.

When the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold 1 in a rolling state or a folding state, the inner layer cylindrical packaging material needs to be folded, so that the inner layer cylindrical packaging material is narrowed after being folded, the diameter or the width of the inner layer cylindrical packaging material placed in the mold 1 is convenient to reduce, a Z-shaped or N-shaped folding mode is adopted, the inner layer cylindrical packaging material can be folded for multiple times, if the width of the inner layer cylindrical packaging material (in a flat state) is 60cm, and the width of the inner layer cylindrical packaging material (namely Z-shaped trisection folding) is changed into 20cm after being folded for 2 times.

When the inner layer cylindrical packaging material is placed in the inner layer cylindrical packaging material placing mold 1 after being folded, namely, after the inner layer cylindrical packaging material is folded and narrowed, the inner layer cylindrical packaging material is integrally folded and stored, and is placed on a tray with an opening at one end, the folded inner layer cylindrical packaging material is directly received by the tray through other machine equipment, and the tray is in a three-dimensional view as shown in fig. 9, so that the inner layer cylindrical packaging material is placed and replaced only by placing or taking the tray, and the inner layer cylindrical packaging material is convenient to place and replace;

the inner layer tubular wrapper is folded in a horizontal zigzag (as in figure 5) or in a vertical N-fold, wherein the vertical N-fold has two placement modes, the first front view is the N-fold, as shown in figure 6, the other is that the plan view is in an N shape, as shown in figure 10, the discharging end of the inner layer cylindrical packaging material placing mould 1 is provided with a plurality of limiting supporting rollers 19 which are staggered up and down, so that the inner layer cylindrical packaging material pulled out by the inner layer cylindrical packaging material placing mould 1 sequentially passes through each limiting supporting roller 19, the method for placing the inner layer cylindrical packaging material has the advantages that the equipment structure is simpler, the cost is lower, but the requirement on a production enterprise for providing the inner layer cylindrical packaging material is higher, namely, the price of the inner layer cylindrical packaging material is possibly a little higher than that of the rolled material when the inner layer cylindrical packaging material is purchased, and the inner layer cylindrical packaging material can be properly selected according to the actual capacity of an enterprise.

The total number of the prepressing positioning rollers 4 is four, the total number of the double-layer continuous cylindrical packaging material sleeve positioning rollers 203 is four, the upper part and the lower part are respectively symmetrical two, the bottom part is respectively symmetrical two, and the double-layer continuous cylindrical packaging material sleeve positioning rollers 203 are clamped by the four prepressing positioning rollers 4 as shown in figure 10, so that the whole inner layer cylindrical packaging material placing mold 1 can be limited

The frame body at the opening position of the outer-layer cylindrical packaging material at the discharge end position of the inner-layer cylindrical packaging material is provided with a fixing device mounting bracket 20, the frame body before the outer-layer cylindrical packaging material is opened is provided with a code printing and code spraying device mounting bracket 21, as shown in the position of the fixing device mounting bracket 20 in figure 1 and figure 2, the frame body at the front end of the feed end of the double-layer continuous cylindrical packaging material curling roller 5 is provided with a packaging double-layer packaging material device mounting bracket 22, the fixing device mounting bracket 20 is provided with a glue spraying device, the glue spraying device is the prior art and is not repeated, the glue spraying device can drill the outer-layer packaging material, so that a glue spraying needle, a glue spraying rod or a glue spraying nozzle enters the outer-layer cylindrical packaging material and sprays the adhesive on the inner side surface of the outer-layer cylindrical packaging material, the glue spraying device is used for spraying the glue, the sleeved inner layer cylindrical packaging material and the sleeved outer layer cylindrical packaging material are fixedly connected through an adhesive, certainly, the sleeved inner layer cylindrical packaging material and the sleeved outer layer cylindrical packaging material can be fixed in a heating mode, such as an ultra-frequency heating device, an ultrasonic heating device and an ultra-thermal wave heating device, the inner layer cylindrical packaging material and the outer layer cylindrical packaging material are sleeved with a cylindrical die made of a magnetic metal material, a coil used for heating is sleeved at the same time, the inner layer cylindrical packaging material and the outer layer cylindrical packaging material are indirectly and rapidly heated through the cylindrical die in a heating coil, in addition, a binding device, a sewing device and the like can be adopted, as long as the inner layer cylindrical packaging material and the outer layer cylindrical packaging material can be fixed, therefore, a glue beating device is arranged at the front end of pulling out and expanding the inner layer cylindrical packaging material, glue spraying and gluing are mainly convenient before the outer layer, the glue is also convenient to glue and beat; the heat sealer is mainly used for sealing the two-in-one package after heat sealing assembly, and the equipment can be selected for heat sealing or closing according to needs;

beat sign indicating number and spout a yard equipment fixing support 21 and install and beat sign indicating number and spout a yard equipment, encapsulation double packaging material equipment mount 22 is provided with and is used for the heat-seal machine that is in the same place inlayer tube-shape packaging material with outer tube-shape packaging material heat-seal, beats gluey equipment and heat-seal machine intermittent type work, with the complete involution of one end of tube-shape packaging material, the involution of other end inlayer and whole opening.

As shown in fig. 8, the double-layer continuous tube-shaped packaging material curling roller 5 is replaced by an upper active driving rotating roller 23 and a lower active driving rotating roller 23, each active driving rotating roller 23 is driven to rotate by a driving device, so that the upper active driving rotating roller 23 and the lower active driving rotating roller 23 clamp the double-layer continuous tube-shaped packaging material to move to the frame body discharge end, the frame body discharge end is further provided with a cutting device 24 for cutting the double-layer continuous tube-shaped packaging material after being sleeved, the gluing device, the heat sealing machine and the cutting device 24 are matched for use at the same time, when glue is sprayed at the front end, the heat sealing machine is used at the rear part at the same time, a certain section can be cut by the cutting device. When the packaging bag is cut, the rear winding device can be closed, the packaging bag can be directly cut into a single packaging bag with an upper layer, an inner layer and an outer layer sealed and an integral opening, and the bottom of the single packaging bag is completely sealed. When cutting, the back winding and curling roller 5 is closed without winding.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.