Heating and tightening assembly and rapid cooling automatic film wrapping machine

Abstract

The utility model discloses a heating shrink subassembly and quick cooling automatic film wrapping machine relates to film wrapping machine technical field, including heat shrink furnace body and heating shrink part, heat shrink furnace body both ends are provided with access opening, and the opening top of access opening hangs the heat insulation curtain, the heating shrink part is provided in the heat shrink furnace body. According to the heating and tightening assembly and the rapid cooling automatic film packaging machine, through the arrangement of the rapid cooling component, finally, a bottle set enters the rapid cooling assembly located on the rear portion through the conveying roller, the optoelectronic switches on the inner walls of the two sides of the frame control starting and stopping of the conveying roller by emitting light and detecting reflection, and the bottle set is stopped in the middle of the frame; the bottle group is subjected to comprehensive air cooling through the main cooling fans at the upper end and the lower end of the frame and the auxiliary cooling fans at the corners of the two sides, the air cooling hardening efficiency of the heat shrinkage film outside the softened bottle group is effectively improved, rapid and uniform cooling is achieved, and the applicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of film wrapping machines, in particular to a heating and tightening component and a rapid cooling automatic film wrapping machine. Background Art

[0002] Film wrapping machines are mainly used in product packaging in bottled products such as beverages and water. Film wrapping machines can group and package bottled beverage products. Currently, the most commonly used film is heat shrink film. The packaging film is wrapped around the grouped beverage products, and then a heat shrink oven is used to heat it to shrink the heat shrink film.

[0003] However, on the one hand, the heat shrink furnace equipped with the existing film wrapping machine has low heating efficiency, and harmful gases will be volatilized during the heat shrinkage process of the heat shrinkable film, which will be harmful to the human body if not treated. On the other hand, the cooling components equipped with the existing film wrapping machine are inefficient, and usually a long stroke is required to achieve air-cooled hardening of the softened heat shrinkable film, which is not very applicable.

[0004] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a heating and tightening component and a rapid cooling automatic film packaging machine are proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a heating and tightening component and a rapid cooling automatic film packaging machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heating and tightening assembly, comprising a heat shrinking furnace body and a heating and tightening component, both ends of the heat shrinking furnace body are provided with inlet and outlet openings, and a heat insulation curtain is hung on the top of the inlet and outlet openings, the heating and tightening component is arranged inside the heat shrinking furnace body, the heating and tightening component comprises a cylinder, a mounting plate, a heating cover, a proximity switch, a heating wire, a heating module, an exhaust hose, a multiple filter box and an exhaust fan, the cylinder is fixed to the top of the heat shrinking furnace body by bolts, and the cylinder output end is fixedly connected to the mounting plate, the mounting plate is fixed to the heating cover by bolts, and proximity switches are arranged at both ends of the heating cover, the inner wall of the heating cover is provided with a heating wire, and the heating wire is electrically connected to the heating module outside the heating cover, the side wall of the mounting plate is connected with an exhaust hose, and the end of the exhaust hose is connected with the multiple filter boxes, and an exhaust fan is arranged on the top of the multiple filter boxes.

[0007] Furthermore, the mounting plate is in an arch-shaped structure, and the bottom of the mounting plate is connected to the inner cavity of the heating hood, the top of the mounting plate is fixedly connected to the output end of the cylinder, and the side of the mounting plate is connected to the inner cavity of the multiple filter box through an exhaust hose.

[0008] Furthermore, the heating wire is in a "Z"-shaped structure and spirals around the inner wall of the heating cover, and proximity switches at both ends of the heating cover control the start and stop of the cylinder by detecting the distance from the grouped bottled beverages.

[0009] Furthermore, the multiple filter box is composed of a fiber filter, an activated carbon filter and a volcanic stone filter in sequence from bottom to top, and one end of the multiple filter box is connected to the inner cavity of the heating hood through an exhaust hose, and the other end of the multiple filter box is connected to the outside through an exhaust fan.

[0010] A rapid cooling automatic film wrapping machine is provided with a heating and tightening assembly, comprising a bracket, wherein a conveying roller is rotatably driven inside the bracket through a chain sprocket structure, a film wrapping component is arranged in front of the conveying roller, and a heat shrinking furnace body is arranged in the middle of the conveying roller.

[0011] Furthermore, a rapid cooling component is provided at the rear of the conveying roller, and the rapid cooling component includes a frame, a power supply module and a support plate. The power supply module is provided on the top of the frame, and support plates are welded and fixed at both ends of the frame, and the support plate is connected and matched with the rear of the bracket.

[0012] Furthermore, the rapid cooling component also includes a photoelectric switch and a main cooling fan. The inner walls on both sides of the frame are provided with mirror reflection type photoelectric switches that cooperate with each other, and the photoelectric switch controls the start and stop of the conveying roller by emitting light and detecting reflection. The main cooling fans are symmetrically arranged at the upper and lower ends of the frame.

[0013] Furthermore, the rapid cooling component also includes a slanted roof and an auxiliary cooling fan. The slanted roofs are welded and fixed to the corners on both sides of the top of the frame, and the slanted roofs on both sides are provided with auxiliary cooling fans.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The utility model sets a heating and shrinking component, and the bottle enters the film wrapping component. The film wrapping device wraps the packaging film around the bottle group in a certain way. Then, the conveying roller sends the wrapped bottle group into the heat shrinking furnace to shrink the packaging film so that the shrink film is softened (shrinked) and then attached to the beverage bottle. In this process, under the drive of the cylinder, the heating cover covers the outside of the bottle group. The size of the heating space is reduced by the setting of the heating cover, and the heating efficiency is improved. The electric heating wire is in a "Z"-shaped structure and spirals around the inner wall of the heating cover, so that the heat shrinking effect is more uniform. The proximity switches at both ends of the heating cover control the start and stop of the cylinder by detecting the distance from the grouped bottled beverages, and can adapt to bottle groups of different heights. In addition, the side of the arch-shaped mounting plate is connected to the inner cavity of the multiple filter box through the exhaust hose, and the exhaust gas generated during the heat shrinking process is sucked into the multiple filter box through the exhaust hose, and is harmlessly treated through the fiber filter, activated carbon filter and volcanic stone filter arranged from bottom to top in the multiple filter box to ensure the cleanliness of the production environment.

[0016] 2. The utility model is provided with a rapid cooling component. Finally, the bottle group enters the rapid cooling component at the rear through the conveying roller. The photoelectric switches on the inner walls on both sides of the frame control the start and stop of the conveying roller by emitting light and detecting reflection, so that the bottle group stops in the middle of the frame. The main cooling fans at the upper and lower ends of the frame and the auxiliary cooling fans at the corners on both sides are used to cool the bottle group in all aspects, effectively improving the air-cooling and hardening efficiency of the heat shrink film on the outside of the bottle group after softening, and realizing rapid and uniform cooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall external structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the heating and tightening component of the utility model;

[0019] Figure 3 This is a schematic diagram of the external structure of the rapid cooling component of the utility model.

[0020] In the figure: 1. heat shrink furnace body; 2. inlet and outlet openings; 3. heat insulation curtain; 4. heating and tightening components; 401. cylinder; 402. mounting plate; 403. heating cover; 404. proximity switch; 405. heating wire; 406. heating module; 407. exhaust hose; 408. multiple filter boxes; 409. exhaust fan; 5. bracket; 6. conveyor roller; 7. film wrapping component; 8. rapid cooling component; 801. frame; 802. power supply module; 803. support plate; 804. photoelectric switch; 805. main cooling fan; 806. inclined top; 807. auxiliary cooling fan. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] like Figure 1 and Figure 2 As shown, a heating and tightening assembly includes a heat shrinking furnace body 1 and a heating and tightening component 4. Both ends of the heat shrinking furnace body 1 are provided with inlet and outlet openings 2, and a heat insulation curtain 3 is hung on the top of the inlet and outlet openings 2. The heating and tightening component 4 is arranged inside the heat shrinking furnace body 1. The heating and tightening component 4 includes a cylinder 401, a mounting plate 402, a heating cover 403, a proximity switch 404, a heating wire 405, a heating module 406, an exhaust hose 407, a multiple filter box 408 and an exhaust fan 409. The cylinder 401 is fixed to the top of the heat shrinking furnace body 1 by bolts, and the output end of the cylinder 401 is fixedly connected to the mounting plate 402, the mounting plate 402 is in an arch-shaped structure, and the bottom of the mounting plate 402 is connected to the inner cavity of the heating cover 403, the top of the mounting plate 402 is fixedly connected to the output end of the cylinder 401, and the side of the mounting plate 402 is connected to the inner cavity of the multiple filter box 408 through the exhaust hose 407, and the mounting plate 402 is connected to the heating cover 403 by bolts. The cover 403 is fixed, and proximity switches 404 are arranged at both ends of the interior of the heating cover 403. A heating wire 405 is arranged on the inner wall of the heating cover 403, and the heating wire 405 is electrically connected to a heating module 406 outside the heating cover 403. The heating wire 405 is in a "Z"-shaped structure and spirals around the inner wall of the heating cover 403. The proximity switches 404 at both ends of the interior of the heating cover 403 control the start and stop of the cylinder 401 by detecting the distance from the grouped bottled beverages. An exhaust hose 407 is connected to the side wall of the mounting plate 402, and the end of the exhaust hose 407 is connected to a multiple filter box 408, and an exhaust fan 409 is arranged at the top of the multiple filter box 408. The multiple filter box 408 is composed of a fiber filter screen, an activated carbon filter screen and a volcanic stone filter screen from bottom to top, and one end of the multiple filter box 408 is connected to the inner cavity of the heating cover 403 through the exhaust hose 407, and the other end of the multiple filter box 408 is connected to the outside through the exhaust fan 409.

[0023] The specific operation is as follows: under the drive of the cylinder 401, the heating cover 403 covers the outside of the bottle group. The setting of the heating cover 403 reduces the size of the heating space and improves the heating efficiency. The electric heating wire 405 is in a "Z"-shaped structure and hovers on the inner wall of the heating cover 403, so that the heat shrinking effect is more uniform. The proximity switches 404 at both ends of the heating cover 403 control the start and stop of the cylinder 401 by detecting the distance from the grouped bottled beverages, which can adapt to bottle groups of different heights. In addition, the side of the arch-shaped mounting plate 402 is connected to the inner cavity of the multiple filter box 408 through the exhaust hose 407, and the exhaust gas generated during the heat shrinking process is sucked into the multiple filter box 408 through the exhaust hose 407, and is harmlessly treated through the fiber filter screen, activated carbon filter screen and volcanic stone filter screen arranged from bottom to top in the multiple filter box 408 to ensure the cleanliness of the production environment;

[0024] like Figure 1 and Figure 3 As shown, a rapid cooling automatic film wrapping machine is installed with a heating and tightening component, including a bracket 5, a conveying roller 6 is rotated and driven by a chain sprocket structure inside the bracket 5, and a film wrapping component 7 is arranged at the front of the conveying roller 6, and a heat shrinking furnace body 1 is arranged in the middle of the conveying roller 6, and a rapid cooling component 8 is arranged at the rear of the conveying roller 6, and the rapid cooling component 8 includes a frame 801, a power supply module 802 and a support plate 803, the power supply module 802 is arranged on the top of the frame 801, and the support plates 803 are welded and fixed at both ends of the frame 801, and the support plates 80 3 is connected and matched with the rear part of the bracket 5, the rapid cooling component 8 also includes a photoelectric switch 804 and a main cooling fan 805, the inner walls on both sides of the frame 801 are provided with mirror reflection type photoelectric switches 804 that cooperate with each other, and the photoelectric switch 804 controls the start and stop of the conveying roller 6 by emitting light and detecting reflection, the main cooling fan 805 is symmetrically arranged at the upper and lower ends of the frame 801, the rapid cooling component 8 also includes an inclined top 806 and an auxiliary cooling fan 807, the inclined top 806 is welded and fixed at the corners on both sides of the top of the frame 801, and the inclined tops 806 on both sides are provided with auxiliary cooling fans 807;

[0025] The specific operation is as follows: the bottle group enters the rapid cooling component at the rear through the conveying roller 6, and the photoelectric switch 804 on the inner wall of both sides of the frame 801 controls the start and stop of the conveying roller 6 by emitting light and detecting reflection, so that the bottle group stops in the middle of the frame 801, and the main cooling fans 805 at the upper and lower ends of the frame 801 and the auxiliary cooling fans 807 at the corners on both sides are used to cool the bottle group in all aspects, effectively improving the air-cooling and hardening efficiency of the heat shrink film on the outside of the bottle group after softening, and realizing rapid and uniform cooling.

[0026] Working principle: when using this kind of heating and tightening component and rapid cooling automatic film wrapping machine, when in use, the inside of the bracket 5 is rotated and driven by a conveying roller 6 through a chain sprocket structure. First, the beverage bottle enters from the front of the conveying roller 6, and the bottle is divided into several columns by the bottle dividing plate. Then, the bottle separator gathers the moving bottles into a preset row as a group as needed, and then the bottle enters the film wrapping component 7. The film wrapping device wraps the packaging film around the bottle group in a certain way, and then the conveying roller 6 sends the wrapped bottle group into the heat shrinking furnace body 1 to heat shrink the packaging film so that the shrink film is softened and shrunk and then attached to the beverage bottle. In this process, under the drive of the cylinder 401, the heating cover 403 covers the outside of the bottle group. The setting of the heating cover 403 reduces the size of the heating space and improves the heating efficiency. The electric heating wire 405 is in a "Z" shape structure and hovers on the inner wall of the heating cover 403, so that the heat shrinking effect is more uniform. The proximity switches at both ends of the heating cover 403 are 404 controls the start and stop of the cylinder 401 by detecting the distance from the grouped bottled beverages, and can adapt to bottle groups of different heights. In addition, the side of the arch-shaped mounting plate 402 is connected to the inner cavity of the multiple filter box 408 through the exhaust hose 407, and the exhaust gas generated during the heat shrinking process is sucked into the multiple filter box 408 through the exhaust hose 407, and is harmlessly treated through the fiber filter screen, activated carbon filter screen and volcanic stone filter screen arranged from bottom to top in the multiple filter box 408 to ensure the cleanliness of the production environment. Finally, the bottle group enters the rapid cooling component located at the rear through the conveying roller 6. The photoelectric switch 804 on the inner wall of both sides of the frame 801 controls the start and stop of the conveying roller 6 by emitting light and detecting reflection, and the bottle group is stopped in the middle of the frame 801. The main cooling fans 805 at the upper and lower ends of the frame 801 and the auxiliary cooling fans 807 at the corners on both sides are used to cool the bottle group in all aspects, effectively improving the air cooling and hardening efficiency of the heat shrink film on the outside of the softened bottle group, and achieving rapid and uniform cooling.

[0027] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A heating and tightening assembly, characterized in that: The invention comprises a heat shrinking furnace body (1) and a heating and tightening component (4), wherein both ends of the heat shrinking furnace body (1) are provided with inlet and outlet openings (2), and a heat insulation curtain (3) is hung on the top of the inlet and outlet openings (2), and the heating and tightening component (4) is arranged inside the heat shrinking furnace body (1), and the heating and tightening component (4) comprises a cylinder (401), a mounting plate (402), a heating cover (403), a proximity switch (404), a heating wire (405), a heating module (406), an exhaust hose (407), a multiple filter box (408) and an exhaust fan (409), and the cylinder (401) is fixed to the top of the heat shrinking furnace body (1) by bolts. The output end of the cylinder (401) is fixedly connected to a mounting plate (402), the mounting plate (402) is fixed to the heating cover (403) by bolts, and proximity switches (404) are arranged at both ends of the interior of the heating cover (403), the inner wall of the heating cover (403) is provided with a heating wire (405), and the heating wire (405) is electrically connected to a heating module (406) outside the heating cover (403), the side wall of the mounting plate (402) is connected to an exhaust hose (407), and the end of the exhaust hose (407) is connected to a multiple filter box (408), and an exhaust fan (409) is arranged at the top of the interior of the multiple filter box (408).

2. A heating and shrinking assembly according to claim 1, characterized in that: The mounting plate (402) is in an arch-shaped structure, and the bottom of the mounting plate (402) is connected to the inner cavity of the heating cover (403), the top of the mounting plate (402) is fixedly connected to the output end of the cylinder (401), and the side of the mounting plate (402) is connected to the inner cavity of the multiple filter box (408) through an exhaust hose (407).

3. A heating and shrinking assembly according to claim 1, characterized in that: The heating wire (405) is in a "Z"-shaped structure and spirals around the inner wall of the heating cover (403), and proximity switches (404) at both ends of the heating cover (403) control the start and stop of the cylinder (401) by detecting the distance from the grouped bottled beverages.

4. A heating and shrinking assembly according to claim 1, characterized in that: The multiple filter box (408) is composed of a fiber filter, an activated carbon filter and a volcanic stone filter in order from bottom to top, and one end of the multiple filter box (408) is connected to the inner cavity of the heating cover (403) through an exhaust hose (407), and the other end of the multiple filter box (408) is connected to the outside through an exhaust fan (409).

5. A rapid cooling automatic film wrapping machine, the automatic film wrapping machine is equipped with a heating and tightening assembly as claimed in any one of claims 1 to 4, characterized in that: It comprises a bracket (5), wherein a conveying roller (6) is rotatably driven inside the bracket (5) through a chain sprocket structure, a film wrapping component (7) is arranged at the front of the conveying roller (6), and a heat shrinking furnace body (1) is arranged in the middle of the conveying roller (6).

6. A rapid cooling automatic film wrapping machine according to claim 5, characterized in that: A rapid cooling component (8) is arranged at the rear of the conveying roller (6), and the rapid cooling component (8) comprises a frame (801), a power supply module (802) and a support plate (803). The power supply module (802) is arranged on the top of the frame (801), and the support plates (803) are welded and fixed at both ends of the interior of the frame (801), and the support plates (803) are connected and matched with the rear of the bracket (5).

7. The rapid cooling automatic film wrapping machine according to claim 6, characterized in that: The rapid cooling component (8) further comprises a photoelectric switch (804) and a main cooling fan (805); the inner walls on both sides of the frame (801) are provided with mirror reflection type photoelectric switches (804) that cooperate with each other, and the photoelectric switch (804) controls the start and stop of the conveying roller (6) by emitting light and detecting reflection; the main cooling fans (805) are symmetrically provided at the upper and lower ends of the frame (801).

8. The rapid cooling automatic film wrapping machine according to claim 6, characterized in that: The rapid cooling component (8) further comprises a slanted top (806) and an auxiliary cooling fan (807); the slanted top (806) is welded and fixed at the corners on both sides of the top of the frame (801), and the slanted tops (806) on both sides are provided with auxiliary cooling fans (807).

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