CN212951425U

CN212951425U - Heat-shrinkable packaging machine

Info

Publication number: CN212951425U
Application number: CN202021628075.1U
Authority: CN
Inventors: 陈华兵; 易光彪
Original assignee: Sichuan Dinisi Food Co ltd
Current assignee: Sichuan Dinisi Food Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-13
Anticipated expiration: 2030-08-07

Abstract

The utility model provides a thermal contraction packaging machine, which comprises a frame and an arch frame, wherein the arch frame is arranged on the frame, the upper end of the frame is provided with a transportation mechanism, the transportation mechanism runs through an internal channel of the arch frame, the bottom of the frame is fixedly provided with a steam heating device, and two sides of the transportation mechanism are provided with a material conveying port and a material discharging port; steam circulation passageway encircles the inside passageway of portal around, evenly distributed is provided with a plurality of air vents on the ventilating board, steam circulation passageway produces the chamber intercommunication through ventilating board and steam, circulating fan's suction opening is connected with steam circulation passageway's air outlet, circulating fan's air exit produces the chamber through circulation tuber pipe and steam and is connected, ventilating board and steam produce and be provided with the regulating plate between the chamber, the one end that the ventilating board was kept away from to the regulating plate is provided with the sawtooth rack perpendicularly, the sawtooth rack is provided with the gear of being connected with the sawtooth rack meshing. The utility model provides a current heat constriction device have the shrink unbalanced, and heat utilization rate is low, extravagant heat energy, has increased manufacturing cost's problem.

Description

Heat-shrinkable packaging machine

Technical Field

The present invention relates to packaging machines, and more particularly, to a heat shrink packaging machine.

Background

The heat shrinker is one of the more advanced packaging methods in the market at present, adopts a shrink film to wrap the outside of a product or a packaging piece, and the shrink film tightly wraps the product or the packaging piece through heating, so that the appearance of the product is fully displayed, the sales exhibition performance of the product is improved, and the beauty and the value feeling are increased. Therefore, higher requirements on the aspects of uniform shrinkage and the like of the heat shrinker are provided, the existing heat shrinker has the problem of unbalanced shrinkage, the shrinkage time can not be adjusted according to shrink films of different materials and thicknesses, the attractiveness of the packaged product is influenced, hot air is usually adopted for direct heating, and the hot air is exhausted to the outside after heating, so that the heat utilization rate is low, the heat energy is wasted, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a heat shrink packaging machine to solve current heat shrink device and have the uneven problem of shrink, and can not adjust the time of shrink according to the shrink film of different materials and thickness, influenced the pleasing to the eye after the product packaging, adopt hot-blast direct heating usually moreover, the external world is arranged to the hot-blast after the heating, leads to heat utilization rate low, extravagant heat energy, has increased manufacturing cost's problem.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a heat shrink packaging machine comprises a rack, an operation table and an arch frame, wherein the operation table and the arch frame are installed on the rack;

the steam heating device comprises a steam circulation channel, a circulation fan, a steam generation cavity, a ventilating board and a circulation air pipe, wherein the steam circulation channel surrounds an inner channel of the arch frame, a plurality of vent holes are uniformly distributed on the ventilating board, the steam circulation channel is communicated with the steam generation cavity through the ventilating board, a suction port of the circulation fan is connected with an air outlet of the steam circulation channel, an air outlet of the circulation fan is connected with the steam generation cavity through the circulation air pipe, namely, steam circulation is formed, an adjusting plate is arranged between the ventilating board and the steam generation cavity and is a right-angle plate, a sawtooth strip is vertically arranged at one end of the adjusting plate far away from the ventilating board and is parallel to the ventilating board, a gear meshed with the sawtooth strip is arranged on the sawtooth strip, the adjusting plate shields the vent holes, the adjusting plate is enabled to move left and right through forward and reverse rotation of the, thereby varying the amount of steam entering the steam circulation passage through the ventilation board.

Further, a circulation air pipe is inserted into the aqueous solution in the steam generation chamber.

Further, the bottom of the steam generating cavity is provided with a heating pipe for heating the water solution.

Further, the outer surface of the arch truss is wrapped with a sealing surface. The sealing surface forms an internal channel in the arch.

Further, the conveying mechanism is a roller type conveying table.

Furthermore, the material conveying ports and the material discharging ports on two sides of the conveying mechanism are respectively positioned outside the ports on two sides of the arch frame.

Furthermore, in order to prolong the service life of the equipment and prolong the service life, the operating platform comprises an operating box body, and the back of the operating box body is provided with a multi-row air hole heat dissipation structure for dissipating heat of electrical elements.

Furthermore, a cold air assembly which is arranged at the discharge port and used for carrying out cold contraction shaping on the heat-sealed product is arranged on the rack. The cold air assembly is added, so that the product subjected to heat sealing is subjected to instant cold-shrinking setting, certain buffering performance can be guaranteed, and the attractiveness of the product can be improved.

Preferably, the entrance of the internal passage of the arch frame is provided with a shielding cloth. The shielding cloth is mainly made of high-temperature-resistant cloth.

Preferably, the roller-type conveying platform comprises a conveying chain roller, the conveying chain roller comprises a solid roller shaft, and silica gel is wrapped outside the conveying chain roller.

Preferably, the bottom of the frame is provided with a caster frame and casters, and the casters are mounted on the caster frame.

Preferably, a spring is arranged between the shielding cloth and the arch frame. The gear is provided with a motor which is connected with the gear and drives the gear to rotate positively and negatively.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a thermal contraction packaging machine, through setting up the frame, installing operation panel, arched door frame, transport mechanism, steam heating device in the frame, the steam circulation passageway surrounds the internal channel of arched door frame, and heat the internal channel of arched door frame, and this heating method makes the internal channel of arched door frame heated evenly, makes the shrink film shrink evenly; the adjusting plate moves left and right through the forward and reverse rotation of the gear, namely the adjusting plate is adjusted to shield the number of the vent holes, so that the steam quantity of steam entering the steam circulation channel through the ventilating plate is changed, and the contraction time can be adjusted according to contraction films of different materials and thicknesses; the formed steam circulation can recover and recycle the steam, the heat energy utilization is high, the energy waste is avoided, and the production cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a steam heating device of a heat shrink packaging machine according to the present invention.

Fig. 2 is a schematic view of the overall structure of the heat shrink packaging machine of the present invention.

Reference numerals: the device comprises a frame 1, an operating platform 2, a switch 3, a drum-type conveying platform 4, an arch frame 5, a steam circulation channel 6, a circulating fan 7, a steam generation cavity 8, a ventilation plate 9, a circulating air pipe 10, an air hole 11, an adjusting plate 12, a sawtooth rack 13, a gear 14, a caster frame 15 and casters 16.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the presence of a first feature above or below a second feature may encompass direct contact of the first and second features, and may also encompass contact of the first and second features not being in direct contact, but via additional features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. Including a first feature being directly below and obliquely below a second feature, or simply indicating that the first feature is at a lesser elevation than the second feature, if present below, under or below the second feature.

The present invention will be further described with reference to the following examples, which are only some, but not all, of the examples of the present invention. Based on the embodiments in the present invention, other embodiments used by those skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention is shown for illustrative purposes and is not limited to the above-mentioned structure.

Example one

As shown in fig. 1 and 2, a heat-shrinkable packaging machine comprises a frame 1, an operation table 2 mounted on the frame 1, and an arch frame 5, wherein the arch frame 5 is mounted on the frame 1, the upper end of the frame 1 is provided with a transportation mechanism for transporting a product to be sealed, the transportation mechanism penetrates through an internal channel of the arch frame 5, the bottom of the frame 1 is fixedly provided with a steam heating device, and two sides of the transportation mechanism are provided with a material conveying port and a material discharging port;

the steam heating device comprises a steam circulation channel 6, a circulation fan 7, a steam generation cavity 8, a ventilation plate 9 and a circulation air pipe 10, wherein the steam circulation channel 6 surrounds an internal channel of the arch frame 5, a plurality of vent holes 11 are uniformly distributed on the ventilation plate 9, the steam circulation channel 6 is communicated with the steam generation cavity 8 through the ventilation plate 9, an air suction port of the circulation fan 7 is connected with an air outlet of the steam circulation channel 6, an air outlet of the circulation fan 7 is connected with the steam generation cavity 8 through the circulation air pipe 10, namely, steam circulation is formed, an adjusting plate 12 is arranged between the ventilation plate 9 and the steam generation cavity 8, the adjusting plate 12 is a right-angle plate, a sawtooth strip 13 is vertically arranged at one end, far away from the ventilation plate 9, of the adjusting plate 12, namely, the sawtooth strip 13 is parallel to the ventilation plate 9, the sawtooth strip 13 is provided with a gear 14 meshed with the sawtooth strip, the adjusting plate 12 moves left and right through the forward and reverse rotation of the gear 14, namely the adjusting plate 12 shields the number of the vent holes 11, so that the amount of steam entering the steam circulating channel 6 through the vent plate 9 is changed.

Further, a circulation duct 10 is inserted into the aqueous solution in the steam generation chamber 8. The bottom of the steam generating cavity 8 is provided with a heating pipe for heating the water solution.

Preferably, the outer surface of the arch frame 5 is wrapped with a sealing surface. The sealing surface forms an internal channel in the portal frame 5.

Preferably, the transport mechanism is a roller conveyor table 4. The material conveying ports and the material discharging ports on the two sides of the conveying mechanism are respectively positioned outside the ports on the two sides of the arch frame 5.

Example two

As shown in fig. 2, in order to prolong the service life of the device and prolong the service life, the operation table 2 includes an operation box, and a multi-vent heat dissipation structure for dissipating heat of electrical components is arranged at the back of the operation box.

Furthermore, a cold air assembly which is arranged at the discharge port and used for carrying out cold contraction shaping on the heat-sealed product is arranged on the machine frame 1. The cold air assembly is added, so that the product subjected to heat sealing is subjected to instant cold-shrinking setting, certain buffering performance can be guaranteed, and the attractiveness of the product can be improved.

To improve the safety, the entrance of the internal passage of the arch frame 5 is provided with a shielding cloth. The shielding cloth is mainly made of high-temperature-resistant cloth.

In order to guarantee the integrity of the transported products, the drum-type conveying table 4 comprises a conveying chain roller which comprises a solid roller shaft, and silica gel is wrapped outside the conveying chain roller.

Preferably, the bottom of the frame 1 is provided with a caster frame 15 and a caster 16, and the caster 16 is mounted on the caster frame 15. A spring is arranged between the shielding cloth and the arch frame 5.

EXAMPLE III

The product to be sealed is placed on the drum conveyor table 4. The operation panel 2 is used for controlling the cold wind subassembly, the work of platform 4 and steam heating device is carried to the drum-type, operation panel 2 has switch 3, open the switch 3 of operation panel 2, the platform 4 begins work is carried to the drum-type, steam heating device also begins the steam ventilation board 9 that steam heating device produced and gets into steam circulation passageway 6 simultaneously, steam circulation passageway 6 heats the inside passage of encircleing portal 5, treat that sealed product gets into by defeated material mouth and encircles in the portal 5 after, the shrink membrane is through the preliminary shrink of heating back, continue to be transmitted on platform 4 is carried to the drum-type, when it is transmitted to the discharge gate, the cold wind that the cold wind subassembly that is located on the frame 1 sent carries out the secondary shrink, reach the purpose of shrinkage design.

The above-mentioned embodiments are provided for illustration and not for limitation, and the changes of the examples and the replacement of equivalent elements should be understood as belonging to the scope of the present invention.

From the above detailed description, it will be apparent to those skilled in the art that the present invention can be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein.

Claims

1. A thermal contraction packaging machine is characterized by comprising a rack, an operating platform and an arch frame, wherein the operating platform and the arch frame are installed on the rack;

2. A heat shrink wrapping machine as claimed in claim 1 wherein the circulating air duct is inserted into the aqueous solution in the steam generating chamber.

3. A heat shrink packing machine as claimed in claim 2, wherein the steam generating chamber is provided at a bottom thereof with a heat generating pipe for heating the aqueous solution.

4. A heat shrink packaging machine as claimed in claim 1 wherein the outer surface of the arch is wrapped with the sealing surface.

5. A heat shrink wrapping machine as claimed in claim 1 wherein the transport mechanism is a roller table.

6. A heat-shrinkable packing machine according to claim 1, wherein the feed port and the discharge port of both sides of the transporting means are respectively located outside the ports of both sides of said arched frame.

7. The heat shrink wrapping machine of claim 1 wherein the table comprises a cabinet having a multi-vent heat sink structure on a back portion thereof for dissipating heat from the electrical components.

8. The heat-shrinkable packaging machine as claimed in claim 1, wherein the frame is provided with a cold air unit disposed at the discharge port for cold-shrinking the heat-sealed product.