Cooling device used after film bag welding

Abstract

The utility model relates to the technical field of film bags, in particular to a cooling device for a welded film bag, which comprises an operating table, a cooling mechanism is arranged at the top end of the operating table, limiting frames are sleeved on the front side and the rear side of the cooling mechanism and fixedly mounted on the table top of the operating table, and the bottom ends of the limiting frames are fixedly arranged on the upper side of the top end of the operating table. The left side of the front end of the cooling mechanism is meshed with the right side of the transmission mechanism, the bottom end of the transmission mechanism is fixedly arranged on the left side of the operation table, the right side of the cooling mechanism is connected with the left side of the air supply mechanism, and a half-mouth gear arranged on the transmission mechanism in a sleeving mode through a left extension pipe can be meshed with the transmission mechanism to rotate so as to conveniently cool a plastic film in all directions. The multiple sets of nozzles are fixedly arranged in the rotating ring, the film can be cooled, follow-up shearing is facilitated, efficiency is improved, the first gear can be driven by the rotating shaft to be meshed with the cooling mechanism to rotate, efficiency is further improved, and cooling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of film bags, in particular to a cooling device for film bags after welding. Background Art

[0002] Plastic film is a printing material. After printing, it is used as a packaging bag. It has the advantages of being light, transparent, moisture-proof and oxygen-resistant, good in air tightness, tough and fold-resistant, smooth in surface, able to protect goods, and able to reproduce the shape and color of goods. The cross-section of the known packaging bag is cylindrical. The cylindrical film wound into a roll is unwound, so that the film bag passes through the hot pressing part of the bag making machine. The cylindrical film passes through the upper pressing knife and the lower pressing knife of the hot pressing part, so that the cylindrical film is produced into packaging bags with independent cavities, and then is manually cut to form a finished product. According to the publication number CN214927577U, a cooling device for film bags after welding is disclosed, including a mounting frame arranged on a frame, a first guide tube arranged on the mounting frame, one end of the first guide tube is connected to the outside, and the other end is closed, a plurality of cooling holes are evenly spaced on the outer wall of the first guide tube, and an air supply component for conveying air into the first guide tube is arranged at one end of the first guide tube which is open. The present application has the effect of improving the production quality of packaging bags. However, during operation, due to the high hot pressing temperature, the bottom end of the film cannot be cooled quickly, resulting in adhesion to the workbench, which is not only difficult to clean but also affects the production of plastic bags. Therefore, it is urgent to design a cooling device for film bags after welding to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a cooling device for film bags after welding, so as to solve the problem raised in the above background technology that the bottom end of the film cannot be cooled quickly due to the high hot pressing temperature during operation, resulting in adhesion to the workbench, which is not only difficult to clean but also affects the production of plastic bags.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cooling device for film bags after welding, comprising an operating table, a cooling mechanism is provided at the top of the operating table, the front and rear sides of the cooling mechanism are both provided with limit frames and fixedly installed on the operating table surface, the bottom end of the limit frame is fixedly arranged on the upper side of the top of the operating table, the front end left side of the cooling mechanism engages with the right side of the transmission mechanism, the bottom end of the transmission mechanism is fixedly arranged on the left side of the operating table, and the right side of the cooling mechanism is connected to the left side of the air supply mechanism.

[0005] Preferably, the center outer side of the jet assembly in the cooling mechanism is sleeved with the interior of the gas injection assembly, the right outer wall of the jet assembly is connected to the right extension tube, the left wall of the jet assembly is connected to the right wall of the left extension tube, the center outer side of the right extension tube and the right end outer side of the left extension tube are sleeved with the center of the limit frame, and the left end outer side of the left extension tube is sleeved with an external gear.

[0006] Preferably, an outer air cavity is opened on the inner side of the center of the rotating ring in the jet assembly, the top of multiple groups of nozzles are fixedly arranged inside the outer air cavity, and the inner top wall of the outer air cavity is connected to the inner center of the gas injection assembly.

[0007] Preferably, an inner chamber is opened inside the gas injection ring in the gas injection assembly, a gas injection nozzle is opened at the front end center of the inner chamber, the front end of the gas injection nozzle is connected to the left side of the gas supply mechanism, an arc-shaped clamping plate is fixedly provided on the outer side of the left end of the gas injection ring, and the bottom end of the arc-shaped clamping plate is fixedly provided on the top side of the operating table.

[0008] Preferably, a rotating shaft is inserted in the center of the front limit block in the transmission mechanism, the front end of the rotating shaft is inserted in the front wall of the rear limit block, and the bottom ends of the front limit block and the rear limit block are fixed on the top of the operating table.

[0009] Preferably, the front end of the rotating shaft is connected to the rear end of the servo motor, and a first gear is fixedly arranged on the rear side of the rotating shaft, and the left side of the first gear meshes with the right side of the external gear.

[0010] Preferably, the rear side of the air pump in the air supply mechanism is connected to the front end of the air box, a connecting pipe is provided on the right wall of the air box, and the right side of the connecting pipe is connected to the outer side of the air injection nozzle.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The cooling device for film bags after welding is provided. An air injection ring and a rotating ring are embedded in the cooling mechanism, and the left and right extension tubes are used to facilitate rotation. Subsequently, a half-gear sleeved on the left extension tube can mesh and rotate with the transmission mechanism to facilitate all-round cooling of the plastic film. Multiple groups of nozzles are fixed inside the rotating ring to cool the film, which is convenient for subsequent shearing and improves efficiency.

[0013] The cooling device used for film bags after welding can drive the rotating shaft to rotate by arranging a servo motor in the transmission mechanism, and the rotating shaft can drive the first gear meshing in the cooling mechanism to rotate to further improve the efficiency and the cooling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a side view schematic diagram of the utility model;

[0015] Figure 2It is a top view schematic diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of an exploded view of the cooling mechanism of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the jet assembly of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the gas injection component of the utility model.

[0019] In the figure: 1. operating table; 2. cooling mechanism; 201. jet assembly; 2011. rotating ring; 2012. outer air cavity; 2013. nozzle; 202. gas injection assembly; 2021. gas injection ring; 2022. inner chamber; 2023. gas injection nozzle; 2024. arc-shaped clamping plate; 203. right extension tube; 204. left extension tube; 205. outer gear; 3. limit frame; 4. transmission mechanism; 401. front limit block; 402. rotating shaft; 403. servo motor; 404. rear limit block; 405. first gear; 5. air supply mechanism; 501. air box; 502. air pump; 503. connecting pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 , an embodiment provided by the utility model:

[0022] A cooling device for film bags after welding includes an operating table 1, characterized in that a cooling mechanism 2 is provided at the top of the operating table 1, and the front and rear sides of the cooling mechanism 2 are both sleeved with limit frames 3 fixedly installed on the table top of the operating table 1, the bottom end of the limit frame 3 is fixedly arranged on the upper side of the top of the operating table 1, the front end left side of the cooling mechanism 2 engages with the right side of a transmission mechanism 4, the bottom end of the transmission mechanism 4 is fixedly arranged on the left side of the operating table 1, and the right side of the cooling mechanism 2 is connected to the left side of an air supply mechanism 5.

[0023] As a further feature of the utility model, the inner part of the gas injection component 202 is sleeved on the central outer side of the jet component 201 in the cooling mechanism 2, the right outer wall of the jet component 201 is connected to the right extension tube 203, the left wall of the jet component 201 is connected to the right wall of the left extension tube 204, the center of the limit frame 3 is sleeved on the central outer side of the right extension tube 203 and the right end outer side of the left extension tube 204, and the outer side of the left end of the left extension tube 204 is sleeved on the outer side of the outer gear 205, so as to cool the film, facilitate subsequent shearing and improve efficiency.

[0024] Furthermore, an outer air cavity 2012 is opened on the inner side of the center of the rotating ring 2011 in the jet assembly 201, and the top of multiple groups of nozzles 2013 are fixedly arranged around the inner part of the outer air cavity 2012. The inner top wall of the outer air cavity 2012 is connected to the inner part of the center of the gas injection assembly 202, so as to facilitate jetting to reduce the temperature.

[0025] Furthermore, an inner chamber 2022 is opened inside the gas injection ring 2021 in the gas injection assembly 202, and a gas injection nozzle 2023 is opened at the front end center of the inner chamber 2022. The front end of the gas injection nozzle 2023 is connected to the left side of the gas supply mechanism 5. An arc-shaped clamping plate 2024 is fixedly provided on the outer side of the left end of the gas injection ring 2021, and the bottom end of the arc-shaped clamping plate 2024 is fixedly provided on the top side of the operating table 1 for limiting and fixing to facilitate gas delivery.

[0026] As a further step of the present invention, a rotating shaft 402 is inserted into the center of the front limit block 401 in the transmission mechanism 4, the front end of the rotating shaft 402 is inserted into the front wall of the rear limit block 404, the bottom ends of the front limit block 401 and the rear limit block 404 are fixed to the top of the operating table 1, the front end of the rotating shaft 402 is connected to the rear end of the servo motor 403, and the rear side of the rotating shaft 402 is fixed with a first gear 405, the left side of the first gear 405 engages with the right side of the outer gear 205, and the rotation further improves the efficiency and improves the cooling efficiency.

[0027] Furthermore, the rear side of the air pump 502 in the air supply mechanism 5 is connected to the front end of the air box 501, and a connecting pipe 503 is provided on the right wall of the air box 501. The right side of the connecting pipe 503 is connected to the outer side of the gas injection nozzle 2023 to quickly provide gas to facilitate the cooling treatment of the film.

[0028] Working principle: When in use, the user first pushes the operating table 1 as a whole to the specified position and then starts the servo motor 403. When the servo motor 403 drives the rotating shaft 402 to rotate, the rotating shaft 402 rotates to drive the first gear 405 to rotate. The first gear 405 rotates and then engages the left outer gear 205 to rotate. The outer gear 205 rotates to drive the left extension tube 204 to rotate. The left extension tube 204 rotates and then drives the jet assembly 201 and the right extension tube 203 to rotate under the support of the limit frame 3. Then start the air pump 502. The air pump 502 pumps air into the air box 501 and then can be sent into the inner chamber 2022 of the air injection ring 2021 through the connecting pipe 503. The air flows into the outer air cavity 2012 of the rotating ring 2011 in the inner chamber 2022, and then the gas can be sprayed on the film through the nozzle 2013 in the rotating rotating ring 2011 for cooling. This is the entire working principle of the utility model.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A cooling device for film bags after welding, comprising an operating table (1), characterized in that: The top of the operating table (1) is provided with a cooling mechanism (2), and the front and rear sides of the cooling mechanism (2) are both sleeved with a limiting frame (3) fixedly mounted on the tabletop of the operating table (1), the bottom end of the limiting frame (3) is fixedly mounted on the upper side of the top of the operating table (1), the left front end of the cooling mechanism (2) engages with the right side of the transmission mechanism (4), the bottom end of the transmission mechanism (4) is fixedly mounted on the left side of the operating table (1), and the right side of the cooling mechanism (2) is connected to the left side of the air supply mechanism (5).

2. A cooling device for film bags after welding according to claim 1, characterized in that: The center outer side of the jet component (201) in the cooling mechanism (2) is sleeved with the interior of the gas injection component (202); the right outer wall of the jet component (201) is connected to the right extension tube (203); the left wall of the jet component (201) is connected to the right wall of the left extension tube (204); the center of the limit frame (3) is sleeved on the center outer side of the right extension tube (203) and the right end outer side of the left extension tube (204); and the outer gear (205) is sleeved on the left end outer side of the left extension tube (204).

3. A cooling device for film bags after welding according to claim 2, characterized in that: An outer air cavity (2012) is provided on the inner side of the center of the rotating ring (2011) in the jet assembly (201), and the top of multiple groups of nozzles (2013) are fixedly arranged around the inner part of the outer air cavity (2012), and the inner top wall of the outer air cavity (2012) is connected to the inner part of the center of the gas injection assembly (202).

4. The cooling device for film bag after welding according to claim 2, characterized in that: An inner chamber (2022) is provided inside the gas injection ring (2021) in the gas injection assembly (202), a gas injection nozzle (2023) is provided at the front end center of the inner chamber (2022), the front end of the gas injection nozzle (2023) is connected to the left side of the gas supply mechanism (5), an arc-shaped clamping plate (2024) is fixedly provided on the outer side of the left end of the gas injection ring (2021), and the bottom end of the arc-shaped clamping plate (2024) is fixedly provided on the top side of the operating table (1).

5. The cooling device for film bag after welding according to claim 1, characterized in that: A rotating shaft (402) is inserted into the center of the front limit block (401) in the transmission mechanism (4), the front end of the rotating shaft (402) is inserted into the front wall of the rear limit block (404), and the bottom ends of the front limit block (401) and the rear limit block (404) are fixedly mounted on the top of the operating table (1).

6. The cooling device for film bag after welding according to claim 5, characterized in that: The front end of the rotating shaft (402) is connected to the rear end of the servo motor (403), and a first gear (405) is fixedly arranged on the rear side of the rotating shaft (402), and the left side of the first gear (405) meshes with the right side of the outer gear (205).

7. The cooling device for film bag after welding according to claim 1, characterized in that: The rear side of the air pump (502) in the air supply mechanism (5) is connected to the front end of the air box (501), and a connecting pipe (503) is provided on the right wall of the air box (501), and the right side of the connecting pipe (503) is connected to the outer side of the air injection nozzle (2023).

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