CN211224160U

CN211224160U - Energy-saving heat shrink packaging machine

Info

Publication number: CN211224160U
Application number: CN201922284093.6U
Authority: CN
Inventors: 璧典寒; 赵亮
Original assignee: Xuzhou Yuexin Environmental Protection Technology Co ltd
Current assignee: Xuzhou Yuexin Environmental Protection Technology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-08-11
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses an energy-saving thermal contraction packaging machine, which comprises a feeding mechanism and a main frame, wherein a feeding channel is arranged inside the main frame, a fan is arranged on the upper side surface of the main frame, the lower side surface of the fan is connected with an air suction pipe, the lower end of the air suction pipe penetrates through the main frame and is communicated with the feeding channel, the upper side surface of the fan is connected with a connecting pipe, one end of the connecting pipe, which is far away from the fan, penetrates through the side wall of the main frame and extends into a diffusion cavity arranged inside the side wall of the main frame, and is connected with a heating mechanism, the heating mechanism is mutually connected with the side wall of the diffusion cavity through a supporting column fixedly connected with the lower side surface of the heating mechanism, the diffusion cavity is communicated with the feeding channel through a blowing port arranged on the inner side wall of the diffusion cavity, the device can realize the continuous cyclic utilization of hot air, thus, part, thereby the packing effect can be better.

Description

Energy-saving heat shrink packaging machine

Technical Field

The utility model relates to a heat shrink packaging machine technical field specifically is an energy-saving heat shrink packaging machine.

Background

The heat shrink packaging machine is also called as a heat shrink machine, and is one of the packaging methods in the market at present, a shrink film is wrapped outside a product or a packaging piece, and the product or the packaging piece is tightly wrapped by the shrink film through heating, so that the appearance of the product is fully displayed, the product sales exhibition performance is improved, and the appearance and the value feeling are improved. The hot air is needed to be blown out in the packaging and shrinking process, so the blown air is heated, the air at the room temperature outside is sucked by the conventional heat shrinking machine and is blown out after being heated, the blown hot air is directly blown to the surface of a package and then is directly distributed, so the room temperature gas is needed to be heated to the preset temperature by the heating mechanism every time, the temperature difference is large, firstly, energy is wasted, secondly, the heating power is large, and the precision is not well controlled. If the blown hot air can be recycled and blown out again, part of energy can be saved during heating, the purpose of energy saving is achieved, the temperature difference is small, the required heating power is small, and the temperature control precision is relatively simpler. Therefore, the utility model provides an energy-saving heat shrink packaging machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-saving heat shrink packaging machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an energy-saving thermal contraction packaging machine, is including feeding mechanism and the main frame that is used for transporting the work piece, the inside of main frame is opened there is feedstock channel, and the fan is installed to the side of going up of main frame, the downside of fan is connected with the aspiration channel, the lower extreme of aspiration channel runs through main frame and communicates with each other with feedstock channel, the side is connected with the connecting pipe on the fan, the one end that the fan was kept away from to the connecting pipe runs through the lateral wall of main frame and extends to the inside diffusion intracavity that opens of main frame lateral wall and be connected with heating mechanism, the diffusion chamber communicates with each other with feedstock channel through opening some blowing mouths on its inside lateral wall.

Preferably, feeding mechanism includes the transmission band, the equal fixedly connected with cingulum of both sides face of transmission band, the cingulum is connected with gear and transmission shaft interconnect through rather than intermeshing, the transmission shaft is by external motor drive.

Preferably, the conveyor belt is in the form of a steel wire mesh.

Preferably, heating mechanism includes the shell, and the inside of shell is opened there is the heating chamber, and the heating chamber communicates with each other with the connecting pipe, the inside fixedly connected with multiseriate resistance wire in heating chamber, and the opening part in heating chamber is connected with the grid tray.

Preferably, the number of the resistance wires in each row is multiple, and the resistance wires in multiple rows are arranged in a staggered manner.

Preferably, the connecting pipe includes trunk line and a plurality of lateral conduits, and the trunk line communicates with each other with a plurality of lateral conduits simultaneously, trunk line and fan interconnect, lateral conduit and heating mechanism interconnect, and the lateral conduit is located the inside in diffusion chamber.

Preferably, the number of connecting pipes is two, and the outside of two trunk lines all is equipped with the cladding frame, the both ends of cladding frame all with main frame fixed connection, and the inside heat preservation chamber that opens of cladding frame communicates with each other with the diffusion chamber.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an aspiration channel, the fan, cooperation between the connecting pipe, the inside that the fan absorbed the inside hot-air recycling of feedstock channel through the aspiration channel has been realized, then reheat in getting into heating mechanism, the inside that feedstock channel was insufflated to the air that will heat in last rethread blowing opening, can realize the continuous cyclic utilization of hot-air, can save partly energy that is used for the heated air like this, thereby can reach the purpose of the energy can be saved, and this device can be followed and blown off hot-blastly all around, thereby can make the packing effect better.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the main frame of the present invention;

FIG. 3 is a cross-sectional view of the main frame of the present invention;

FIG. 4 is an exploded view of the housing and diffusion chamber of the present invention;

fig. 5 is a schematic view of the flow state of air in the present invention;

FIG. 6 is an exploded view of the gear and toothed belt of the present invention;

fig. 7 is a schematic view of the main frame of the present invention.

In the figure: 1. the device comprises a feeding mechanism, 101, a transmission belt, 102, a toothed belt, 103, a gear, 140, a transmission shaft, 2, a main frame, 3, a coating frame, 4, a diffusion cavity, 5, a heat preservation cavity, 6, a fan, 7, an air suction pipe, 8, a connecting pipe, 801, a main pipeline, 802, a branch pipeline, 9, a shell, 10, a support column, 11, an air blowing port, 12, a heating cavity, 13, a resistance wire, 14, a grid plate, 15 and a feeding channel.

Detailed Description

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

Referring to fig. 1-7, the present invention provides a technical solution: an energy-saving heat shrink packaging machine comprises a feeding mechanism 1 and a main frame 2, wherein a feeding channel 15 is arranged in the main frame 2, a workpiece to be packaged can be fed into the feeding channel 15 by the feeding mechanism 1, a fan 6 is arranged on the upper side surface of the main frame 2, the lower side surface of the fan 6 is connected with an air suction pipe 7, the lower end of the air suction pipe 7 penetrates through the main frame 2 and is communicated with the feeding channel 15, most hot air in the feeding channel 15 can be sucked and recycled by the fan 6 through the air suction pipe 7, the direct discharge of the hot air in the feeding channel 15 can be prevented in the upper air suction mode, the heat waste is caused, a connecting pipe 8 is connected to the upper side surface of the fan 6, one end, far away from the fan 6, of the connecting pipe 8 penetrates through the side wall of the main frame 2 and extends to a diffusion cavity 4 formed in the side wall of the main frame 2 and is connected with a heating mechanism, and the fan 6 can transmit the hot, the heating mechanism can further heat the hot air transmitted by the connecting pipe 8 (because the air entering the heating mechanism is not room-temperature cold air, compared with the traditional heating mechanism, the heating mechanism of the application can heat the air to a preset temperature by using a device with lower power, so that the purpose of saving energy can be achieved), and then the air is discharged into the diffusion cavity 4, the diffusion cavity 4 is communicated with the feeding channel 15 through the air blowing port 11 formed in the inner side wall of the diffusion cavity 4, the hot air discharged from the heating mechanism is filled in the diffusion cavity 4 and then blown to the packaging piece entering the feeding channel 15 through the air blowing port 11, so that the heat-shrinkable film coated outside the workpiece is shrunk, and then the packaging is completed, the air blowing port 11 can adopt a fine hole form, the diameter is smaller, and the flow rate of the hot air can be improved, so that the heat-shrinkable packaging of the workpieces with complex shapes can be;

when a longer blowing time is required for packing some workpieces having a complicated shape, a plurality of main frames 2 may be used in combination (as shown in fig. 7).

It should be noted that the normal temperature air sucked out from the feeding channel 15 by the fan 6 when the device is just started needs to be heated to a specified temperature by operating the heating mechanism with high power, and the normal temperature air can be heated to the specified temperature by operating the fan 6 with low power when the device is operated for a period of time and the air is heated to the specified temperature by operating the heating mechanism with low power.

Particularly, material mechanism 1 includes transmission band 101, and the upside of transmission band 101 is located the inside of conveying pipe 15, and the downside is located the outside of main frame 2 (as shown in fig. 1), and certain supporting role can also be given to transmission band 101 to the downside of conveying pipe 15, prevents that it from producing the fold and influencing the transportation effect, the equal fixedly connected with cingulum 102 of both sides face of transmission band 101, cingulum 102 is connected with gear 103 and transmission shaft 104 interconnect through rather than intermeshing, transmission shaft 104 and gear 103 fixed connection, and transmission shaft 104 can drive the cingulum 102 motion through gear 103, and cingulum 102 can drive transmission band 101 motion and transport, and through the cooperation of gear 103 and cingulum 102, the transportation effect that can make transmission band 101 is better, transmission shaft 104 is by external motor drive.

Particularly, the form of transmission band 101 is the wire net, and when transmission band 101 adopted the form of wire net, also opened on the downside of feedstock channel 15 has the mouth of blowing 11, and the downside of package also can be blown by hot-blast this moment to can let the packing effect better.

For the heating mechanism, a conventional manner can be adopted, and a heater (not shown in the figure) is directly arranged inside the connecting pipe 8, but in this manner, the heating effect is limited due to the limited pipe diameter of the connecting pipe 8. Therefore, furthermore, the heating mechanism comprises a shell 9, a resistance wire 13 and a grid plate 14, the shell 9 is connected with the side wall of the diffusion cavity 4 through a support column 10 fixedly connected with the lower side surface of the shell, the support column 10 can support the heating mechanism, a heating cavity 12 is formed in the shell 9, the heating cavity 12 is communicated with a connecting pipe 8, air in the connecting pipe 8 directly enters the heating cavity 12, a plurality of rows of resistance wires 13 are fixedly connected in the heating cavity 12, the grid plate 14 is connected to an opening of the heating cavity 12, the resistance wires 13 can generate heat when being electrified, the resistance wires 13 are communicated with an external power supply through cables, air entering the heating cavity 12 can be heated by the heat generated by the resistance wires 13 and then uniformly discharged into the diffusion cavity 4 through the grid plate 14, and the length of the shell 9 is long (the longest length can be matched with the size in the diffusion, the hot air can enter the diffusion cavity 4 in a large area, and is more favorable for diffusing with the hot air in the diffusion cavity 4 and improving the temperature. Specifically, the number of each row of resistance wires 13 is a plurality of, and the staggered arrangement of the resistance wires 13 in multiple rows can cause certain vortex, reduces the occurrence of a heat retention layer and reduces the heat transfer rate, so that the heating effect of the resistance wires 13 is better.

Specifically, connecting pipe 8 includes trunk line 801 and a plurality of branch pipeline 802, and trunk line 801 communicates with each other with a plurality of branch pipeline 802 simultaneously, trunk line 801 and fan 6 interconnect, branch pipeline 802 and heating mechanism interconnect, and branch pipeline 802 is located the inside in diffusion chamber 4, because heating structure's length is longer, so use a plurality of branch pipelines 802 can let the more even inside that gets into heating structure of the air that fan 6 transmitted to can make the more abundant work that carries on of heating mechanism.

Particularly, the quantity of connecting pipe 8 is two, and the quantity of the heating mechanism with 8 interconnect of connecting pipe also is two, and two connecting pipes 8 and two heating mechanism are located feedstock channel 15's both sides respectively, and this kind of setting can make the inside of hot-blast better diffusion chamber 4 diffuse, and two trunk line 801's outside all is equipped with cladding frame 3, cladding frame 3's both ends all with main frame 2 fixed connection, and cladding frame 3 inside open have the heat preservation chamber 5 and diffuse chamber 4 and communicate with each other, can carry out the heat preservation effect to the hot-blast that fan 6 sucked in, prevent hot-blast internal loss heat at connecting pipe 8.

The working principle is as follows: during use, a heat-shrinkable film (such as a POF film) is directly sleeved on a workpiece to be packaged and then placed on a transmission belt 101, the transmission belt 101 can convey the workpiece on the transmission belt to the interior of a feeding channel 15, a fan 6 can enable air to enter the interior of a heating cavity 12 through an air suction pipe 7 and a connecting pipe 8, the air is heated through a resistance wire 13 after entering the interior of the heating cavity 12 and then enters the interior of a diffusion cavity 4, and finally is blown to the workpiece to be packaged through a blowing port 11, meanwhile, the fan 6 can recover the hot air entering the interior of the feeding channel 15 and suck the hot air into the interior of the heating cavity 12 to form hot air circulation (as shown in figure 5), and although the hot air cannot be dissipated, the structure can effectively save energy, save energy and reduce emission compared with.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An energy-saving heat shrink packaging machine, including a feeding mechanism (1) and a main frame (2) for conveying workpieces, characterized in that: the utility model discloses a fan, including main frame (2), fan (6), inlet channel (15) are opened to the inside of main frame (2), and fan (6) are installed to the side of going up of main frame (2), the downside of fan (6) is connected with aspiration channel (7), the lower extreme of aspiration channel (7) runs through main frame (2) and communicates with each other with inlet channel (15), the side is connected with connecting pipe (8) on fan (6), the lateral wall that fan (6) were kept away from in connecting pipe (8) runs through main frame (2) extends to in the inside diffusion chamber (4) of opening of main frame (2) lateral wall and is connected with heating mechanism, diffusion chamber (4) communicate with each other through opening some blowing mouth (11) and inlet channel (15) of opening on its inside wall.

2. The energy efficient heat shrink wrap machine of claim 1 wherein: feeding mechanism (1) includes transmission band (101), the equal fixedly connected with cingulum (102) of both sides face of transmission band (101), cingulum (102) are connected with gear (103) and transmission shaft (104) interconnect through rather than intermeshing, transmission shaft (104) are by external motor drive.

3. An energy efficient heat shrink wrapping machine as defined in claim 2 wherein: the form of transmission band (101) is the wire net.

4. The energy efficient heat shrink wrap machine of claim 1 wherein: heating mechanism includes shell (9), and the inside of shell (9) is opened there is heating chamber (12), and heating chamber (12) and connecting pipe (8) communicate with each other, the inside fixedly connected with multiseriate resistance wire (13) of heating chamber (12), and the opening part of heating chamber (12) is connected with grid tray (14).

5. An energy efficient heat shrink wrapping machine according to claim 4 wherein: the number of the resistance wires (13) in each row is multiple, and the resistance wires (13) in multiple rows are arranged in a staggered manner.

6. The energy efficient heat shrink wrap machine of claim 1 wherein: connecting pipe (8) include trunk line (801) and a plurality of lateral conduit (802), and trunk line (801) communicate with each other with a plurality of lateral conduit (802) simultaneously, trunk line (801) and fan (6) interconnect, lateral conduit (802) and heating mechanism interconnect, and lateral conduit (802) are located the inside of diffusion chamber (4).

7. An energy efficient heat shrink wrapping machine according to claim 6 wherein: the number of connecting pipes (8) is two, and the outside of two trunk lines (801) all is equipped with cladding frame (3), the both ends of cladding frame (3) all with main frame (2) fixed connection, and the inside heat preservation chamber (5) of opening of cladding frame (3) communicate with each other with diffusion chamber (4).