CN111660612A - Mouth sealing device for flexible packaging bag - Google Patents
Mouth sealing device for flexible packaging bag Download PDFInfo
- Publication number
- CN111660612A CN111660612A CN202010670726.1A CN202010670726A CN111660612A CN 111660612 A CN111660612 A CN 111660612A CN 202010670726 A CN202010670726 A CN 202010670726A CN 111660612 A CN111660612 A CN 111660612A
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- China
- Prior art keywords
- pressing die
- hot
- seat
- hot pressing
- heat
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
- B31B70/84—Forming or attaching means for filling or dispensing contents, e.g. valves or spouts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/006—Controlling; Regulating; Measuring; Safety measures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
- B31B70/642—Uniting opposed surfaces or edges; Taping by applying heat or pressure using sealing jaws or sealing dies
Landscapes
- Package Closures (AREA)
- Closing Of Containers (AREA)
Abstract
The invention discloses a mouth sealing device for a flexible packaging bag, which comprises a heat-sealing bottom plate and a hot-pressing die assembly, wherein a servo motor is fixedly supported at one end of the heat-sealing bottom plate, an output shaft of the servo motor is fixedly connected with a rotating shaft through a coupler, a front bearing seat and a rear bearing seat are fixed at the upper side of the heat-sealing bottom plate, the rotating shaft is provided with two screw rod parts with opposite rotation directions, a first sliding seat and a second sliding seat are respectively sleeved at the outer sides of the two screw rod parts, the hot-pressing die assembly comprises a first hot-pressing die and a second hot-pressing die, the inner end of the first sliding seat supports the first hot-pressing die through a first inner vertical plate, the outer end of the second sliding seat fixedly supports a. According to the invention, the servo motor drives the rotating shaft to rotate, so that the first hot pressing die and the second hot pressing die are close to each other, the mouth of the flexible packaging bag is sealed, and the servo motor is protected from being closed by the buffer unit.
Description
Technical Field
The invention relates to the technical field of packaging equipment, in particular to a mouth sealing device for a flexible packaging bag.
Background
The traditional die pressing structure of the mouth sealing machine for the flexible packaging bag adopts an upper hot pressing die and a lower hot pressing die which are respectively connected with an upper die sliding seat, a lower die sliding seat and a rack in a guiding sliding manner, the upper die sliding seat and the lower die sliding seat are respectively driven by a cylinder or an oil cylinder to realize up-down movement, and die closing hot pressing or die splitting are completed.
To this end, patent specification No. CN207808635U discloses a die pressing structure of a mouth sealing machine for a flexible packaging bag, comprising: the frame, flexible packaging bag mouth rotating chuck, go up hot pressing mould and lower hot pressing mould respectively with last mould sliding seat and lower mould sliding seat fixed connection, it constitutes direction sliding connection through guide rail and hot pressing mould supporting seat to go up mould sliding seat and lower mould sliding seat, be equipped with microscler through-hole on the hot pressing mould supporting seat, it constitutes sliding connection with the control panel to go up mould sliding seat and lower mould sliding seat respectively hot pressing mould control lever, hot pressing mould control lever constitutes sliding connection structure and control panel and sets up the cam groove on the control panel for hot pressing mould control lever one end, the control panel is connected with the output shaft of control motor, the control motor is fixed on the hot pressing mould supporting seat, hot pressing mould supporting seat.
But the die pressing structure of the mouth sealing machine for the flexible packaging bag still has the defects that firstly, the noise is higher, the energy consumption is higher, and the flexible packaging bag mouth sealing machine cannot be suitable for flexible packaging bags with different specifications; secondly, the travel is not convenient for digital management, the impact is large when the soft bag is close to a mouth sealing point, the structure of the soft bag is damaged, the qualification rate is low, and the production cost is indirectly increased.
Disclosure of Invention
The present invention has been made to overcome the above-mentioned problems occurring in the conventional art, and an object of the present invention is to provide a sealing device for a flexible packaging bag.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
a mouth sealing device for a flexible packaging bag comprises a heat sealing bottom plate and a hot-pressing die assembly, wherein one end of the heat sealing bottom plate is fixedly supported with a servo motor through a first mounting plate, an output shaft of the servo motor is fixedly connected with a rotating shaft through a coupler, the upside of the heat sealing bottom plate is fixed with a front bearing seat and a rear bearing seat which provide rotating support for the rotating shaft, a shaft body of the rotating shaft between the front bearing seat and the rear bearing seat is provided with two screw rod parts which are opposite in rotating direction, a first sliding seat matched with the front bearing seat is sleeved outside the screw rod part close to the front bearing seat, a second sliding seat matched with the rear bearing seat is sleeved outside the screw rod part close to the rear bearing seat, the hot-pressing die assembly comprises a first hot-pressing die and a second hot-pressing die, at least one first hot-pressing die is supported at the inner end of the first sliding seat through a first inner vertical plate, a buffer unit corresponding to the number of the first hot-, the buffer unit is connected with the second hot-pressing die, and a guide seat for providing displacement guide for the second hot-pressing die is arranged below the second hot-pressing die.
Further, in the above-mentioned soft package bag mouth sealing device, the hot pressing die assembly still includes the second interior riser of vertical fixation at the guide holder upside, the floating joint of being connected the usefulness with the buffer unit is installed through the bolt in the outside of riser in the second, the inboard of riser is fixed with second hot pressing membrane in the second.
Further, in the above sealing device for a flexible packaging bag, the first inner vertical plate and the second inner vertical plate are both electric heating inner vertical plates, and the plate body thereof is fixed with an electric heating tube in a penetrating manner.
Further, in the above sealing device for a flexible package bag, one of the first hot pressing mold and the second hot pressing mold is provided with a V-shaped protrusion, and the other is provided with a V-shaped groove matched with the protrusion.
Further, in the above-mentioned flexible packaging bag mouth sealing device, the below of first hot pressing mould, second hot pressing membrane all is equipped with the heat-seal seat, the embedding is equipped with temperature sensor in the heat-seal seat.
Further, among the above-mentioned flexible packaging bag mouth sealing device, the lower extreme of first slide is fixed with first slide rail, the lower extreme of guide holder is fixed with the second slide rail, the length direction of first slide rail and second slide rail all with the axis direction parallel and level of pivot.
Further, in the above sealing device for a flexible package bag, the upper side of the heat-sealing bottom plate is provided with a fixed rail bar which is matched with the first slide rail and the second slide rail.
Further, in the above sealing device for a flexible packaging bag, the pitch values of the two screw portions in the rotating shaft may be equal or different.
Further, in the above sealing device for a flexible packaging bag, screw rod sleeves engaged with the screw rod portions are provided at lower sides of the base bodies of the first slide and the second slide.
Further, in the above soft package bag sealing device, the buffer unit is a damping cylinder or a spring.
The invention has the beneficial effects that:
the rotary shaft is driven to rotate by the servo motor, the rotary shaft is provided with two screw rod parts with opposite rotation directions, the outer sides of the two screw rod parts are respectively sleeved with the first sliding seat and the second sliding seat, the first sliding seat and the second sliding seat are controlled to be close to each other by the rotation of the rotary shaft, so that the first hot pressing die and the second hot pressing die are close to each other, the sealing mouth of the soft packaging bag is sealed, the buffer hot sealing die is adjusted by the buffer unit, and the servo motor is protected from being closed.
Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the hot press mold assembly of the present invention;
in the drawings, the parts are numbered as follows:
1-a heat-seal bottom plate, 2-a first mounting plate, 3-a servo motor, 4-a coupler, 5-a rotating shaft, 501-a plate body, 6-a front bearing seat, 7-a rear bearing seat, 8-a screw rod part, 9-a first sliding seat, 10-a first inner vertical plate, 11-a first hot-pressing die, 12-a second sliding seat, 13-a second mounting plate, 14-a buffer unit, 15-a second hot-pressing die, 16-a guide seat, 17-a first sliding rail, 18-a second sliding rail, 19-a second inner vertical plate, 20-a bolt and 21-a floating joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment is a mouth sealing device for a flexible packaging bag, which includes a heat sealing bottom plate 1, a servo motor 3 is fixedly supported at one end of the heat sealing bottom plate 1 through a first mounting plate 2, and an output shaft of the servo motor 3 is fixedly connected to a rotating shaft 5 through a coupling 4. The upside of heat-seal bottom plate 1 is fixed with front bearing frame 6 and the rear bearing frame 7 that provide rotation support for pivot 5, and the axis body that pivot 5 is located between front bearing frame 6, the rear bearing frame 7 is equipped with two and revolves to opposite lead screw portion 8, and the lead screw portion 8 outside cover that is close to front bearing frame 6 is equipped with rather than the first slide 9 of complex, and the lead screw portion 8 outside cover that is close to rear bearing frame 7 is equipped with rather than complex second slide 12.
The hot-pressing die assembly comprises a first hot-pressing die 11 and a second hot-pressing die 15, three first hot-pressing dies 11 are supported at the inner end of the first sliding seat 11 through a first inner vertical plate 10, buffering units 14 corresponding to the first hot-pressing dies 11 in number are fixedly supported at the outer end of the second sliding seat 12 through a second mounting plate 13, and the buffering units 14 are damping cylinders or springs, in the embodiment, the buffering units 14 preferably adopt SMC50-20 type cylinders. The buffer unit 14 is connected to a second hot press mold 15, and a guide base 16 for providing a displacement guide to the second hot press mold 15 is provided below the second hot press mold 15.
In this embodiment, the hot pressing die assembly further includes a second inner vertical plate 19 vertically fixed on the upper side of the guide base 16, a floating joint 21 for connecting with a piston rod of the damping cylinder is installed on the outer side of the second inner vertical plate 19 through a bolt 20, and a second hot pressing die 15 is fixed on the inner side of the second inner vertical plate 19.
In this embodiment, the first inner vertical plate 10 and the second inner vertical plate 19 are both electric heating inner vertical plates, and the plate body thereof is fixed with an electric heating tube in a penetrating way, the specification of the electric heating tube is
In this embodiment, one of the first hot pressing die 11 and the second hot pressing die 15 is provided with a V-shaped protrusion, and the other is provided with a matching V-shaped groove. The first hot pressing die 11 and the second hot pressing die 15 are both provided with a heat sealing seat, and a temperature sensor is embedded in the heat sealing seat.
In this embodiment, a first slide rail 17 is fixed at the lower end of the first slide seat 9, a second slide rail 18 is fixed at the lower end of the guide seat 16, and the length directions of the first slide rail 17 and the second slide rail 18 are both aligned with the axial direction of the rotating shaft 5. The upside of heat-seal bottom plate 1 is equipped with first slide rail 17, the fixed rail strip of second slide rail 18 complex, adopts the slide rail slip heat-seal flexible packaging bag to seal the mouth, can guarantee heat-seal die slip walking precision and reliability.
In this embodiment, the thread pitches of the two screw portions in the rotating shaft 5 are equal or different, and the screw sleeves engaged with the screw portions are disposed on the lower sides of the seat bodies of the first slide 9 and the second slide 12.
One specific application of this embodiment is: this embodiment structural design is reasonable, it is rotatory to drive pivot 5 through servo motor 3, pivot 5 is equipped with two and revolves to opposite lead screw portion 8, the outside of two lead screw portions 8 is overlapped respectively and is equipped with first slide 9 and second slide 12, it is close to each other with second slide 12 to control first slide 9 through the rotation of pivot 5, and then realize first hot pressing mould 11, second hot pressing mould 15 is close to each other, the realization is to flexible packaging bag seal mouth, adjust atmospheric pressure through the cylinder, and then adjust the hot sealing pressure of hot sealing mould, the protection servo motor does not close to die.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a flexible packaging bag sealing device, this sealing device includes heat-seal bottom plate and hot pressing die assembly, its characterized in that: one end of the heat-seal bottom plate is fixedly supported with a servo motor through a first mounting plate, an output shaft of the servo motor is fixedly connected with a rotating shaft through a coupler, a front bearing seat and a rear bearing seat which provide rotating support for the rotating shaft are fixed on the upper side of the heat-seal bottom plate, two screw rod parts with opposite rotating directions are arranged on a shaft body between the front bearing seat and the rear bearing seat, a first slide seat matched with the front bearing seat is sleeved on the outer side of the screw rod part close to the rear bearing seat, a second slide seat matched with the rear bearing seat is sleeved on the outer side of the screw rod part close to the rear bearing seat, the hot-pressing die assembly comprises a first hot-pressing die and a second hot-pressing die, at least one first hot-pressing die is supported on the inner end of the first slide seat through a first inner vertical plate, a buffer unit corresponding to the number of the first hot-pressing dies is fixedly supported on the outer end of, and a guide seat for providing displacement guide for the second hot pressing die is arranged below the second hot pressing die.
2. The flexible package bag closure device according to claim 1, wherein: the hot pressing die assembly further comprises a second inner vertical plate vertically fixed on the upper side of the guide seat, a floating joint connected with the buffer unit is mounted on the outer side of the second inner vertical plate through a bolt, and a second hot pressing die is fixed on the inner side of the second inner vertical plate.
3. The flexible package bag closure apparatus according to claim 2, wherein: the first inner vertical plate and the second inner vertical plate are both electric heating inner vertical plates, and electric heating tubes are fixedly arranged on plate bodies of the electric heating inner vertical plates in a penetrating mode.
4. The flexible package bag closure apparatus according to claim 2, wherein: one of the first hot pressing die and the second hot pressing die is provided with a V-shaped bulge, and the other one of the first hot pressing die and the second hot pressing die is provided with a matched V-shaped groove.
5. The flexible package bag closure apparatus according to claim 2, wherein: the lower part of first hot pressing mould, second hot pressing membrane all is equipped with the heat-seal seat, the embedding is equipped with temperature sensor in the heat-seal seat.
6. The flexible package bag closure device according to claim 1, wherein: the lower extreme of first slide is fixed with first slide rail, the lower extreme of guide holder is fixed with the second slide rail, the length direction of first slide rail and second slide rail all with the axis direction parallel and level of pivot.
7. The flexible package bag closure device according to claim 1, wherein: the upper side of the heat-seal bottom plate is provided with a fixed rail bar matched with the first slide rail and the second slide rail.
8. The flexible package bag closure device according to claim 1, wherein: the thread pitch values of the two thread rod parts in the rotating shaft are equal or unequal.
9. The flexible package bag closure device according to claim 8, wherein: and screw rod sleeves meshed with the screw rod parts are arranged on the lower sides of the base bodies of the first sliding base and the second sliding base.
10. The flexible package bag closure device according to claim 1, wherein: the buffer unit is a damping cylinder or a spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010670726.1A CN111660612A (en) | 2020-07-13 | 2020-07-13 | Mouth sealing device for flexible packaging bag |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010670726.1A CN111660612A (en) | 2020-07-13 | 2020-07-13 | Mouth sealing device for flexible packaging bag |
Publications (1)
Publication Number | Publication Date |
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CN111660612A true CN111660612A (en) | 2020-09-15 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010670726.1A Pending CN111660612A (en) | 2020-07-13 | 2020-07-13 | Mouth sealing device for flexible packaging bag |
Country Status (1)
Country | Link |
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CN (1) | CN111660612A (en) |
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2020
- 2020-07-13 CN CN202010670726.1A patent/CN111660612A/en active Pending
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