CN219857917U - PE packaging film sealing mechanism - Google Patents
PE packaging film sealing mechanism Download PDFInfo
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- CN219857917U CN219857917U CN202321189028.5U CN202321189028U CN219857917U CN 219857917 U CN219857917 U CN 219857917U CN 202321189028 U CN202321189028 U CN 202321189028U CN 219857917 U CN219857917 U CN 219857917U
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- blowing
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- 238000007789 sealing Methods 0.000 title claims abstract description 226
- 229920006280 packaging film Polymers 0.000 title claims abstract description 71
- 239000012785 packaging film Substances 0.000 title claims abstract description 71
- 230000007246 mechanism Effects 0.000 title claims abstract description 43
- 238000007664 blowing Methods 0.000 claims abstract description 40
- 238000003825 pressing Methods 0.000 claims abstract description 38
- 238000009423 ventilation Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 5
- 239000011324 bead Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 abstract description 17
- 238000001816 cooling Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model discloses a PE packaging film sealing mechanism, which comprises a slide bar, wherein a front transverse sealing plate and a rear transverse sealing plate are arranged on the slide bar, a front sealing roller is arranged on the front transverse sealing plate, and a rear sealing roller is arranged on the rear transverse sealing plate; the two sides of the front transverse sealing plate and the rear transverse sealing plate are respectively provided with an air blowing mechanism; the blowing mechanism comprises a pressing plate seat and a blowing pressing plate, a ventilation groove is formed in the blowing pressing plate, a plurality of air outlet holes communicated with the ventilation groove are formed in the side wall of the blowing pressing plate, and the air outlet holes are arranged towards the sealing position of the PE packaging film. According to the PE packaging film heat sealing machine, the front sealing roller and the rear sealing roller are arranged, the front sealing roller is provided with the heat sealing end and the pair of front pressing strips, the rear sealing roller is provided with the rear pressing strips, the PE packaging film is jointly pressed and the packaging film is heat-sealed, so that the sealing is smoother; the blowing mechanism blows air to the sealing part of the PE packaging film, so that the sealing cooling is accelerated, the adhesion and the damage of the sealing of the packaging bag are reduced, and the production efficiency of heat sealing is improved.
Description
Technical Field
The utility model relates to the technical field of packaging equipment, in particular to a PE packaging film sealing mechanism.
Background
PE packaging films are packaging materials commonly used in production and life, and after sealing, packaging bags are formed for loading various articles. However, the thickness of the PE packaging film is sometimes uneven due to the production process and the like, and particularly at the seal, the difference in thickness may cause the seal to be unstable and unstable. The temperature at the seal is too low and the packaging film cannot fit together well. In order to ensure firm sealing, the temperature of the sealing part needs to be increased, but after the temperature is increased, the bag mouth can be sealed, but the edge sealing is scalded, the crease is poor in aesthetic property, the problems of adhesion, breakage and the like are easy to occur, and the production efficiency of heat sealing is reduced.
Disclosure of Invention
The utility model provides a PE packaging film sealing mechanism for solving the problems in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: a PE packaging film sealing mechanism comprises a pair of sliding rods which are arranged in parallel, wherein a front transverse sealing plate and a rear transverse sealing plate which can reciprocate are arranged on the sliding rods;
the front transverse sealing plate is provided with a front sealing roller, the front end of the front sealing roller is provided with a mountain-shaped groove structure, the middle groove wall is a heat sealing end, and the grooves on the two sides are respectively provided with a front pressing strip; the rear transverse sealing plate is provided with a rear sealing roller, the rear sealing roller is arranged opposite to the front sealing roller, the front end of the rear sealing roller is provided with a convex-shaped mounting groove, and an I-shaped rear pressing bar is arranged in the mounting groove; the front sealing roller and the rear sealing roller are respectively provided with a heat pipe groove, and a heating pipe is arranged in each heat pipe groove;
the two sides of the front transverse sealing plate and the rear transverse sealing plate are respectively provided with an air blowing mechanism; the blowing mechanism comprises a pressing plate seat and a blowing pressing plate; the pressing plate seat is provided with a pair of sliding groove holes, a sliding guide rod is arranged in each sliding groove hole, one end of each guide rod is provided with a check ring, and the other end of each guide rod is connected with the blowing pressing plate; the retainer ring is blocked at an opening at one end of the chute hole; the guide rod is sleeved with a pressure spring, one end of the pressure spring is propped against the chute hole, and the other end of the pressure spring is propped against the blowing pressure plate;
the inside ventilation groove that is equipped with of blowing clamp plate is equipped with a plurality of venthole with ventilation groove intercommunication on the lateral wall, the venthole sets up towards PE packaging film's sealing department.
Preferably, the inner side wall of the blowing pressure plate is provided with a V-shaped groove, and the air outlet hole is arranged on one side wall of the V-shaped groove.
Preferably, the opening angle of the V-shaped groove is 90 °.
Preferably, heat insulation pads are respectively arranged between the front transverse sealing plate and the front sealing roller and between the rear transverse sealing plate and the rear sealing roller.
Preferably, the front transverse sealing plate and the rear transverse sealing plate are respectively connected with the sliding rod through linear bearings.
Preferably, the thermally terminated end face is a V-shaped convex face.
Preferably, the convex angle of the V-shaped convex surface is 135-145 degrees.
Preferably, the front pressing strip and the rear pressing strip are both made of nylon.
Preferably, temperature sensors are respectively arranged on the front sealing roller and the rear sealing roller.
Compared with the prior art, the utility model has the beneficial effects that: according to the PE packaging film sealing mechanism, the front sealing roller and the rear sealing roller are arranged, the front sealing roller is provided with the thermal end sealing and the pair of front pressing strips, the rear sealing roller is provided with the rear pressing strip, the PE packaging film is jointly pressed and the packaging film is subjected to heat sealing, so that the sealing is smoother; in addition, the utility model sets the blowing mechanism to blow the sealing part of the PE packaging film, accelerates the cooling of the sealing, reduces the adhesion and damage of the sealing of the packaging bag, improves the packaging speed, saves the packaging film and improves the production efficiency of heat sealing.
Drawings
FIG. 1 is a block diagram of a PE packaging film sealing mechanism according to an embodiment of the utility model;
FIG. 2 is a bottom structural view of a PE packaging film sealing mechanism according to an embodiment of the utility model;
FIG. 3 is another angular structural view of a PE packaging film sealing mechanism according to an embodiment of the utility model;
FIG. 4 is a side view of a PE packaging film sealing mechanism according to an embodiment of the utility model;
FIG. 5 is a side cross-sectional view of a PE packaging film sealing mechanism according to an embodiment of the utility model;
FIG. 6 is another side view of a PE packaging film sealing mechanism according to an embodiment of the utility model;
FIG. 7 is another side cross-sectional view of a PE packaging film sealing mechanism in accordance with an embodiment of the utility model;
in fig. 1 to 7, the correspondence between the names of the respective components and the reference numerals of the drawings is:
1-slide bar, 2-front horizontal sealing plate, 3-rear horizontal sealing plate, 4-front sealing roller, 41-heat end cap, 42-heat pipe groove, 5-front pressing strip, 6-rear sealing roller, 7-rear pressing strip, 8-blowing mechanism, 81-pressing plate seat, 82-blowing pressing plate, 821-ventilation groove, 822-air outlet hole, 823-V-shaped groove, 83-guide rod, 84-check ring, 85-pressure spring, 9-heat insulation pad and 10-linear bearing.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 7, the present utility model provides a sealing mechanism for PE packaging film, comprising a pair of sliding bars 1 disposed parallel to each other, wherein a front transverse sealing plate 2 and a rear transverse sealing plate 3 are disposed on the sliding bars 1 and can reciprocate;
the front transverse sealing plate 2 is provided with a front sealing roller 4, the front end of the front sealing roller 4 is provided with a mountain-shaped groove structure, the middle groove wall is a heat sealing end 41, and the grooves on the two sides are respectively provided with a front pressing strip 5; the rear transverse sealing plate 3 is provided with a rear sealing roller 6, the rear sealing roller 6 is arranged opposite to the front sealing roller 4, the front end of the rear sealing roller is provided with a convex-shaped mounting groove, and an I-shaped rear pressing strip 7 is arranged in the mounting groove; the front sealing roller 4 and the rear sealing roller 6 are respectively provided with a heat pipe groove 42, and a heating pipe is arranged in the heat pipe groove 42;
the two side surfaces of the front transverse sealing plate 2 and the rear transverse sealing plate 3 are respectively provided with an air blowing mechanism 8; the blowing mechanism 8 comprises a pressing plate seat 81 and a blowing pressing plate 82; the pressing plate seat 81 is provided with a pair of sliding groove holes, a sliding guide rod 83 is arranged in each sliding groove hole, one end of each guide rod 83 is provided with a check ring 84, and the other end of each guide rod 83 is connected with the blowing pressing plate 82; the retainer ring 84 is clamped with an opening at one end of the chute hole; the guide rod 83 is sleeved with a pressure spring 85, one end of the pressure spring 85 abuts against the chute hole, and the other end abuts against the blowing pressure plate 82;
the inside ventilation groove 821 that is equipped with of blowing clamp plate 82 is equipped with a plurality of ventholes 822 with ventilation groove 821 intercommunication on the lateral wall, venthole 822 sets up towards PE packaging film's sealing department.
In the embodiment of the utility model, the back and forth movement of the front transverse sealing plate 2 and the rear transverse sealing plate 3 on the sliding rod 1 can be realized by a driving component on the packaging machine. Specifically, the front transverse sealing plate 2 and the rear transverse sealing plate 3 can realize reciprocating motion in various modes such as cylinder, connecting rod, gear set transmission and the like; for example, two groups of air cylinders can be arranged on the packaging machine to respectively push the front transverse sealing plate 2 and the rear transverse sealing plate 3 to perform opposite approaching movement or opposite separating movement so as to realize clamping and pressing and separating of PE packaging films; for another example, a connecting rod assembly can be arranged on the packaging machine, and a plurality of groups of connecting rods respectively act on two ends of the front transverse sealing plate 2 and the rear transverse sealing plate 3 to respectively drive the front transverse sealing plate 2 and the rear transverse sealing plate 3 to approach or separate. In addition, the packaging machine can be provided with a plurality of gears, cams and other parts to form a gear transmission group, and the gear transmission group acts on two ends of the front transverse sealing plate 2 and the rear transverse sealing plate 3 respectively to drive the front transverse sealing plate 2 and the rear transverse sealing plate 3 to approach or separate. Therefore, the driving component for driving the front transverse sealing plate 2 and the rear transverse sealing plate 3 to reciprocate is not limited in structure and movement mode in the embodiment, and a common cylinder, connecting rod or gear linkage mode can be adopted.
When the embodiment works, the front transverse sealing plate 2 and the rear transverse sealing plate 3 are close to each other or separated from each other, and when the front transverse sealing plate 2 and the rear transverse sealing plate are close to each other, the PE packaging film passing between the front transverse sealing plate and the rear transverse sealing plate is clamped, and meanwhile, the sealing part of the packaging film is heated. Specifically, the front transverse sealing plate 2 and the rear transverse sealing plate 3 are respectively provided with a front sealing roller 4 and a rear sealing roller 6, the front sealing roller 4 and the rear sealing roller 6 are both provided with a heat pipe groove 42, a heating pipe is arranged in the heat pipe groove 42, when the heating pipe is started, the front sealing roller 4 and the rear sealing roller 6 are heated to a preset temperature, when the front sealing roller 4 and the rear sealing roller 6 are close to each other, a heat sealing end 41 positioned at the forefront end of the front sealing roller 4 is in contact with the PE packaging film, and the packaging film is bonded by heating the heat sealing end. For making the sealing department pressfitting of packaging film smooth, this embodiment sets up "mountain" font groove structure on preceding seal roller 4, and the cell wall in the middle is heat-seal end 41, installs preceding layering 5 in the recess of both sides respectively, and the front end of back seal roller 6 is provided with a mounting groove of "protruding" font, installs the back layering 7 of "worker" font in this mounting groove, and when PE packaging film passed through preceding layering 5 and back layering 7, preceding layering 5 and back layering 7 clamp PE packaging film jointly, because preceding layering 5 is provided with two, in addition with back layering 7's area of contact great, can press from both sides tight packaging film well, and the packaging film is difficult for the off tracking. Since the thermal end cap 41 is more convex than the two front bead 5, the convex portion is co-extruded with the opposite rear bead 7 to effect sealing of the packaging film.
In order to reduce adhesion and breakage after the packaging film is sealed, in this embodiment, air blowing mechanisms 8 are respectively arranged on two side surfaces of the front transverse sealing plate 2 and the rear transverse sealing plate 3, and a total of four air blowing mechanisms 8 perform air blowing cooling on the sealing position of the packaging film. The blowing mechanism 8 is arranged on the side surface of the front transverse sealing plate 2 or the rear transverse sealing plate 3 through bolts and moves together with the front transverse sealing plate or the rear transverse sealing plate. When the blowing mechanism 8 contacts the packaging film and extrudes the packaging film together with the opposite blowing mechanism 8, the blowing pressure plate 82 clamps the packaging film under the action of the pressure spring 85, so that the stability of the packaging film is further improved, and the packaging film can be kept flat during heat sealing. The venthole 822 that sets up on the blow clamp plate 82 sets up towards PE packaging film's sealing department, and the air current blows to sealing department for packaging film rapid cooling avoids appearing adhesion or the damaged condition of high temperature. The ventilation groove 821 is arranged in the blowing pressure plate 82, two ends of the ventilation groove 821 are of an opening structure, two ends of the ventilation groove 821 are externally connected with an air inlet pipe at the same time or one end of the ventilation groove is closed, the other end of the air inlet pipe is connected with a fan, and when the fan is started, the air outlet hole 822 can spray air flow to cool the PE packaging film.
The working process of the utility model is as follows: when the sealing operation is carried out, a driving part in the packaging machine drives the front transverse sealing plate 2 and the rear transverse sealing plate 3 to be close to each other, the front sealing roller 4 and the rear sealing roller 6 clamp the passing PE packaging film and heat-seal the PE packaging film at the same time, and the air blowing mechanism 8 blows air to the sealing position of the PE packaging film to accelerate cooling. After the sealing is finished, the driving part in the packaging machine drives the front transverse sealing plate 2 and the rear transverse sealing plate 3 to be separated from each other, the front sealing roller 4 and the rear sealing roller 6 are separated, and the PE packaging film is conveyed forwards and sealed for the next time.
Preferably, a V-shaped groove 823 is formed on the inner side wall of the blow pressure plate 82, and the air outlet hole 822 is formed on one side wall of the V-shaped groove 823. In this embodiment, the inner side wall of the blow platen 82 is provided with a V-shaped groove 823, a side wall of the V-shaped groove 823 is provided with an air outlet hole 822, and the air outlet hole 822 is provided on a side wall facing the sealing position of the PE packaging film, so that the air flow can blow from an oblique direction to the sealing position, and the air outlet direction is more targeted. Meanwhile, the design can also reduce unnecessary air outlet components, reduce the protrusion of the inner side wall and enable the air blowing pressure plate 82 to be smoother in buffering retraction.
Preferably, the opening angle of the V-shaped groove 823 is 90 °.
Preferably, heat insulation pads 9 are respectively arranged between the front transverse sealing plate 2 and the front sealing roller 4, and between the rear transverse sealing plate 3 and the rear sealing roller 6. In order to avoid heat loss of the front transverse sealing plate 2 and the rear transverse sealing plate 3 in the heating process, and avoid heat transfer to other parts of the packaging machine, and influence normal operation of the whole packaging system, the heat insulation pad 9 is arranged between the front transverse sealing plate 2 and the front sealing roller 4 and between the rear transverse sealing plate 3 and the rear sealing roller 6 in the embodiment so as to prevent heat transfer to other parts.
Preferably, the front transverse sealing plate 2 and the rear transverse sealing plate 3 are respectively connected with the sliding rod 1 through linear bearings 10. In this embodiment, in order to make the reciprocating movement between the front transverse sealing plate 2 and the rear transverse sealing plate 3 smoother, the front transverse sealing plate 2 and the rear transverse sealing plate 3 are connected with the sliding rod 1 through a linear bearing 10 with a flange.
Preferably, the end surface of the heat-sealing end 41 is a V-shaped convex surface. In this embodiment, the surface of the thermal end cap 41 facing the back pressing bar 7 is a V-shaped convex surface, and the contact area between the thermal end cap 41 and the PE packaging film is increased by adopting a V-shaped structure, so as to improve the sealing effect.
Preferably, the convex angle of the V-shaped convex surface is 135-145 degrees.
Preferably, the front pressing strip 5 and the rear pressing strip 7 are both made of nylon.
Preferably, temperature sensors are respectively arranged on the front sealing roller 4 and the rear sealing roller 6. In this embodiment, temperature sensors are disposed on the front sealing roller 4 and the rear sealing roller 6 to monitor temperatures of the front sealing roller and the rear sealing roller in real time, and the monitored temperature information is fed back to a control system of the packaging machine, so that the control system of the packaging machine can send out an alarm to inform an maintainer to perform temperature control or automatically adjust the power of the heating tube to control the temperature, thereby realizing accurate adjustment of the sealing temperature.
Compared with the prior art, the utility model has the beneficial effects that: according to the PE packaging film sealing mechanism, the front sealing roller and the rear sealing roller are arranged, the front sealing roller is provided with the thermal end sealing and the pair of front pressing strips, the rear sealing roller is provided with the rear pressing strip, the PE packaging film is jointly pressed and the packaging film is subjected to heat sealing, so that the sealing is smoother; in addition, the utility model sets the blowing mechanism to blow the sealing part of the PE packaging film, accelerates the cooling of the sealing, reduces the adhesion and damage of the sealing of the packaging bag, improves the packaging speed, saves the packaging film and improves the production efficiency of heat sealing.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (9)
1. The PE packaging film sealing mechanism is characterized by comprising a pair of sliding rods (1) which are arranged in parallel, wherein a front transverse sealing plate (2) and a rear transverse sealing plate (3) which can reciprocate are arranged on the sliding rods;
the front transverse sealing plate is provided with a front sealing roller (4), the front end of the front sealing roller is provided with a mountain-shaped groove structure, the middle groove wall is a heat sealing end (41), and the grooves at the two sides are respectively provided with a front pressing strip (5); the rear transverse sealing plate is provided with a rear sealing roller (6), the rear sealing roller is arranged opposite to the front sealing roller, the front end of the rear sealing roller is provided with a convex-shaped mounting groove, and an I-shaped rear pressing bar (7) is arranged in the mounting groove; the front sealing roller and the rear sealing roller are respectively provided with a heat pipe groove (42), and a heating pipe is arranged in each heat pipe groove;
the two sides of the front transverse sealing plate and the rear transverse sealing plate are respectively provided with an air blowing mechanism (8); the blowing mechanism comprises a pressing plate seat (81) and a blowing pressing plate (82); the pressing plate seat is provided with a pair of sliding groove holes, a sliding guide rod (83) is arranged in each sliding groove hole, one end of each guide rod is provided with a check ring (84), and the other end of each guide rod is connected with the blowing pressing plate; the retainer ring is blocked at an opening at one end of the chute hole; a pressure spring (85) is sleeved on the guide rod, one end of the pressure spring is propped against the chute hole, and the other end of the pressure spring is propped against the blowing pressure plate;
the inside ventilation groove (821) that is equipped with of blowing clamp plate is equipped with a plurality of venthole (822) with ventilation groove intercommunication on the lateral wall, the venthole sets up towards PE packaging film's sealing department.
2. The PE packaging film sealing mechanism according to claim 1, wherein the inner side wall of the blowing pressure plate is provided with a V-shaped groove (823), and the air outlet hole is formed in one side wall of the V-shaped groove.
3. The PE packaging film sealing mechanism of claim 2, wherein the V-shaped groove has an opening angle of 90 °.
4. The PE packaging film sealing mechanism according to claim 1, wherein heat insulation pads (9) are respectively arranged between the front transverse sealing plate and the front sealing roller and between the rear transverse sealing plate and the rear sealing roller.
5. The PE packaging film sealing mechanism according to claim 1, wherein the front transverse sealing plate and the rear transverse sealing plate are respectively connected with the sliding rod through linear bearings (10).
6. The PE packaging film sealing mechanism of claim 1, wherein the thermally terminated end face is a V-shaped convex face.
7. The PE packaging film sealing mechanism of claim 6, wherein the convex angle of the V-shaped convex surface is 135-145 degrees.
8. The PE packaging film sealing mechanism of claim 1, wherein the front bead and the rear bead are both nylon.
9. The PE packaging film sealing mechanism according to any one of claims 1 to 8, wherein temperature sensors are provided on the front sealing roller and the rear sealing roller, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321189028.5U CN219857917U (en) | 2023-05-16 | 2023-05-16 | PE packaging film sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321189028.5U CN219857917U (en) | 2023-05-16 | 2023-05-16 | PE packaging film sealing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219857917U true CN219857917U (en) | 2023-10-20 |
Family
ID=88318623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321189028.5U Active CN219857917U (en) | 2023-05-16 | 2023-05-16 | PE packaging film sealing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219857917U (en) |
-
2023
- 2023-05-16 CN CN202321189028.5U patent/CN219857917U/en active Active
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