Film blowing machine with quick cooling function

Abstract

The utility model relates to the technical field of film blowing machines, and provides a film blowing machine with a quick cooling function, which comprises a mounting seat, a cooling roller is rotatably mounted on the mounting seat, a first rotating shaft is rotatably mounted at one end of the cooling roller in a sealing manner, a liquid inlet pipe is fixedly arranged on the first rotating shaft, and a liquid conveying pipe is fixedly arranged on the liquid inlet pipe; a plurality of nozzles which are linearly and uniformly distributed are fixedly arranged on the liquid conveying pipe, the liquid conveying pipe and the nozzles are located in the cooling roller, a liquid discharging pipe is fixedly arranged on the first rotating shaft, and the lower end of the liquid discharging pipe is connected with an air-cooled water cooling mechanism in a sealed mode; the cooling device has the advantages that the high-pressure water pump is started to convey cooling water of the air-cooled water cooling mechanism to the liquid conveying pipe through the liquid inlet pipe, then the inner wall of the cooling roller is cooled through the collision head, the die body is rapidly cooled through the cooling roller, liquid in the cooling roller enters the air-cooled water cooling mechanism through the liquid discharging pipe, and the cooling effect is achieved. And water is cooled, so that the function of circularly cooling the mold body is realized.

Description

Technical Field

[0001] This utility model belongs to the field of blown film machine technology, and specifically relates to a blown film machine with a rapid cooling function. Background Technology

[0002] Patent document with application number 201720294278.3 discloses a blown film machine for easy unloading, including a guide plate for guiding the end of the take-up shaft and a support plate disposed on the guide plate. The support plate is provided with a hook body and a limit fork is provided at the end of the support plate away from the hook body. A limit post that can slide into the limit fork is fixed on the guide plate corresponding to the limit fork. A waist-shaped groove is also provided on the support plate between the limit fork and the hook body. A locking member is provided on the side of the guide plate. The locking member passes through the waist-shaped groove and its end is screwed into the guide plate. By changing the structure of the guide plate of the take-up mechanism, the take-up shaft can rotate downward with the support plate and disengage from the support plate after entering the support plate, without the need to lift the take-up shaft upward to remove it.

[0003] The film blown out by the blown film machine needs to be cooled by a cooling mechanism, but the existing method requires transferring the film to another cooling device for cooling, which reduces work efficiency. Utility Model Content

[0004] In view of this, the present invention provides a blown film machine with rapid cooling function. The mold body rotates around the cooling roller. The high-pressure water pump is started to transport the cooling water of the air-cooled water-cooling mechanism through the liquid inlet pipe to the liquid delivery pipe. Then, the inner wall of the cooling roller is cooled by the contact head. The cooling roller achieves rapid cooling of the mold body. The liquid in the cooling roller enters the air-cooled water-cooling mechanism through the liquid outlet pipe to cool the water, thereby realizing the function of circulating cooling of the mold body.

[0005] The technical solution is as follows: A blown film machine with rapid cooling function includes a mounting base, on which a cooling roller is rotatably mounted. A first rotating shaft is rotatably mounted at one end of the cooling roller and is fixedly connected to the mounting base. An inlet pipe is fixedly mounted on the first rotating shaft, and a delivery pipe is fixedly mounted on the inlet pipe. Multiple linearly and uniformly distributed nozzles are fixedly mounted on the delivery pipe. The delivery pipe and nozzles are located inside the cooling roller. A drain pipe is fixedly mounted on the first rotating shaft, and a wind-cooled water-cooling mechanism is sealed and connected to the lower end of the drain pipe. The wind-cooled water-cooling mechanism is connected to the inlet pipe via a high-pressure water pump.

[0006] During use, the above technical solution works as follows: the mold body rotates around the cooling roller, the high-pressure water pump is started to deliver the cooling water of the air-cooled water-cooling mechanism through the liquid inlet pipe to the liquid delivery pipe, and then the inner wall of the cooling roller is cooled by the contact head. The cooling roller achieves rapid cooling of the mold body. The liquid in the cooling roller enters the air-cooled water-cooling mechanism through the liquid outlet pipe to cool the water, thereby achieving the function of circulating cooling of the mold body.

[0007] Preferably, the inlet tube is sealed and connected to the infusion tube through the infusion cavity, and there are multiple infusion tubes, which are evenly distributed around the inlet tube.

[0008] Preferably, a drive shaft is fixedly provided at both ends of the cooling roller, the drive shaft is rotatably mounted on the mounting base, a third mounting hole is provided on the drive shaft, and a third rotating shaft is fixedly provided at the other end of the infusion tube, the third rotating shaft is rotatably mounted in the third mounting hole.

[0009] Preferably, the drive shaft has a first mounting hole, and the first rotating shaft is rotatably and sealed within the first mounting hole. The drive shaft also has a second mounting hole, and a second rotating shaft is fixedly mounted on the first rotating shaft, with the second rotating shaft rotatably and sealed within the second mounting hole.

[0010] Preferably, the first rotating shaft is provided with an inlet hole and an outlet hole, the inlet pipe is fixedly installed in the inlet hole, and the outlet pipe is fixedly installed in the outlet hole.

[0011] Preferably, the cooling roller is provided with a first cooling cylinder and a second cooling cylinder. The cooling roller, the first cooling cylinder and the second cooling cylinder have the same structure and are all provided with an inlet pipe and an outlet pipe. The high-pressure water pump is sealed and connected to the three inlet pipes through the main inlet pipe.

[0012] During use, the above technical solution achieves cooling of the mold body on both the top and bottom surfaces through the cooling rollers, the first cooling cylinder, and the second cooling cylinder, thereby improving the cooling effect. At the same time, the cooling liquid sprayed from multiple nozzles achieves uniform cooling of the cooling rollers, and the liquid falling into the cooling rollers also cools the cooling rollers, thereby improving the heat dissipation efficiency.

[0013] Preferably, the air-cooled water-cooled mechanism includes a housing, on which a cooling fan is installed. The housing is sealed and connected to a drain pipe through a liquid inlet, and the high-pressure water pump is connected to the housing through a liquid extraction pipe.

[0014] Preferably, the box body is provided with an L-shaped partition, and multiple drip holes are fixedly provided on the L-shaped partition;

[0015] During use, the above technical solution works as follows: the return water is collected by an L-shaped baffle and falls through a drip hole; the cooler is activated to cool the return water, thus achieving rapid cooling of the return water.

[0016] After adopting the above technical solution, the beneficial effects of this utility model are:

[0017] 1. The mold body rotates around the cooling roller. The high-pressure water pump is started to deliver the cooling water of the air-cooled water-cooling mechanism through the liquid inlet pipe to the liquid delivery pipe. Then, the inner wall of the cooling roller is cooled by the contact head. The cooling roller achieves rapid cooling of the mold body. The liquid in the cooling roller enters the air-cooled water-cooling mechanism through the liquid outlet pipe to cool the water, thereby achieving the function of circulating cooling of the mold body.

[0018] 2. The cooling rollers, the first cooling cylinder, and the second cooling cylinder are used to cool the mold body on both the top and bottom sides, thereby improving the cooling effect. At the same time, the cooling liquid is sprayed from multiple nozzles to achieve uniform cooling of the cooling rollers. Meanwhile, the liquid falling into the cooling rollers also cools the cooling rollers, thereby improving the heat dissipation efficiency.

[0019] 3. The return water is collected by the L-shaped baffle and falls through the drip hole. The air cooler is started to cool the return water, so as to achieve rapid cooling of the return water. Attached Figure Description

[0020] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is a perspective view of the present utility model;

[0022] Figure 2 This is the front view of the present invention;

[0023] Figure 3 This is a partial perspective view of the present invention;

[0024] Figure 4 This is a partial cross-sectional view of the present invention;

[0025] Figure 5 This is an exploded view of the present invention;

[0026] Figure 6 This is a perspective view of the cooling roller of this utility model;

[0027] Figure 7This is a cross-sectional view of the cooling roller of this utility model;

[0028] Figure 8 This is a perspective view of the infusion tube of this utility model;

[0029] Figure 9 This is a partial perspective view of the present invention;

[0030] Figure 10 This is a cross-sectional view of Embodiment 2 of the present invention;

[0031] Figure 11 This is a cross-sectional view of Embodiment 2 of the present invention;

[0032] In the diagram, 1. Mounting base; 2. Drive shaft; 3. Cooling roller; 4. First mounting hole; 5. Second mounting hole; 6. Third mounting hole; 7. First rotating shaft; 8. Second rotating shaft; 9. Support frame; 10. Liquid inlet; 11. Liquid outlet; 12. Liquid inlet pipe; 13. Infusion chamber; 14. Infusion pipe; 15. Nozzle; 16. Third rotating shaft; 17. Liquid outlet pipe; 18. Air-cooled water-cooling mechanism; 19. High-pressure water pump; 20. Main infusion pipe; 21. First cooling cylinder; 22. Second cooling cylinder; 23. Infusion hole; 24. Suction pipe; 25. Vertical partition; 26. Air cooler; 27. L-shaped partition; 28. Drip hole;

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model. Example

[0034] like Figures 1 to 9 As shown, a blown film machine with rapid cooling function includes a mounting base 1, on which a cooling roller 3 is rotatably mounted. A first rotating shaft 7 is rotatably mounted at one end of the cooling roller 3 and is fixedly connected to the mounting base 1. An inlet pipe 12 is fixedly mounted on the first rotating shaft 7, and a delivery pipe 14 is fixedly mounted on the inlet pipe 12. Multiple linearly and uniformly distributed nozzles 15 are fixedly mounted on the delivery pipe 14. The delivery pipe 14 and the nozzles 15 are located inside the cooling roller 3. A drain pipe 17 is fixedly mounted on the first rotating shaft 7, and an air-cooled water-cooling mechanism 18 is sealed and connected to the lower end of the drain pipe 17. The air-cooled water-cooling mechanism 18 is connected to the inlet pipe 12 through a high-pressure water pump 19.

[0035] Specifically: the high-pressure water pump 19 and the air-cooled water cooling mechanism 18 are existing known technologies.

[0036] The inlet pipe 12 is sealed and connected to the inlet pipe 14 through the inlet chamber 13. There are multiple inlet pipes 14, which are evenly distributed around the inlet pipe 12.

[0037] The cooling roller 3 is fixedly provided with a drive shaft 2 at both ends. The drive shaft 2 is rotatably mounted on the mounting base 1. A third mounting hole 6 is provided on the drive shaft 2. A third rotating shaft 16 is fixedly provided at the other end of the infusion tube 14. The third rotating shaft 16 is rotatably mounted in the third mounting hole 6.

[0038] The drive shaft 2 has a first mounting hole 4, and the first rotating shaft 7 is sealed and rotatably installed in the first mounting hole 4. The drive shaft 2 has a second mounting hole 5, and a second rotating shaft 8 is fixedly installed on the first rotating shaft 7. The second rotating shaft 8 is sealed and rotatably installed in the second mounting hole 5.

[0039] The first rotating shaft 7 is provided with a liquid inlet hole 10 and a liquid outlet hole 11. The liquid inlet pipe 12 is fixedly installed in the liquid inlet hole 10 and the liquid outlet pipe 17 is fixedly installed in the liquid outlet hole 11.

[0040] Specifically: A support frame 9 is fixedly installed on the first rotating shaft 7. One end of the support frame 9 is fixedly connected to the mounting base 1. An infusion chamber 13 is fixedly installed at one end of the inlet pipe 12 located on the cooling roller 3. The infusion chamber 13 is arc-shaped, and multiple infusion pipes 14 are evenly distributed circumferentially within the infusion chamber 13.

[0041] In actual operation: the high-pressure water pump 19 is started to deliver the water in the air-cooled water chiller to the liquid delivery chamber 13 through the liquid inlet pipe 12, and then delivers it to multiple liquid delivery pipes 14. Finally, the coolant is sprayed onto the inner wall of the cooling roller 3 through the nozzle 15. By cooling the cooling roller 3, the mold body is cooled, thus achieving the cooling function.

[0042] The cooling roller 3 is provided with a first cooling cylinder 21 and a second cooling cylinder 22. The cooling roller 3, the first cooling cylinder 21 and the second cooling cylinder 22 have the same structure and are all provided with an inlet pipe 12 and an outlet pipe 17. The high-pressure water pump 19 is sealed and connected to the three inlet pipes 12 through the main liquid delivery pipe 20.

[0043] In actual operation: the cooling roller 3, the first cooling cylinder 21 and the second cooling cylinder 22 are used to cool the mold body on both the top and bottom sides, thereby improving the cooling effect. At the same time, the cooling liquid is sprayed out by multiple nozzles 15 to uniformly cool the cooling roller 3. Meanwhile, the liquid falling into the cooling roller 3 also cools the cooling roller 3, thereby improving the heat dissipation efficiency. Example

[0044] Based on Example 1, such as Figures 10-11 As shown, the air-cooled water-cooled mechanism 18 includes a housing, on which a cooling fan 26 is installed. The housing is sealed and connected to the drain pipe 17 through a liquid inlet 23, and the high-pressure water pump 19 is connected to the housing through a liquid extraction pipe 24.

[0045] The box is provided with an L-shaped partition 27, and a plurality of drip holes 28 are fixedly provided on the L-shaped partition 27;

[0046] A vertical partition 25 is fixedly installed inside the box. The vertical partition 25 is sealed to an L-shaped partition 27. The height of the air cooler 26 is higher than the height of the liquid inside the box.

[0047] In actual operation: the return water is collected by the L-shaped baffle 27 and falls through the drip hole 28. The air cooler 26 is started to cool the return water, so as to achieve rapid cooling of the return water.

[0048] The working principle of this utility model is as follows: the high-pressure water pump 19 is started to deliver the water in the air-cooled water chiller to the liquid delivery chamber 13 through the liquid inlet pipe 12, and then delivers it to multiple liquid delivery pipes 14. Finally, the coolant is sprayed onto the inner wall of the cooling roller 3 through the nozzle 15. By cooling the cooling roller 3, the mold body is cooled, thus achieving the cooling function.

[0049] The cooling roller 3, the first cooling cylinder 21 and the second cooling cylinder 22 are used to cool the mold body on both the top and bottom sides, thereby improving the cooling effect. At the same time, the cooling liquid is sprayed out by multiple nozzles 15 to uniformly cool the cooling roller 3. Meanwhile, the liquid falling into the cooling roller 3 also cools the cooling roller 3, thereby improving the heat dissipation efficiency.

[0050] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications may be made to this utility model without departing from its spirit and scope. All such changes and modifications fall within the scope of protection of this utility model as defined by the appended claims and their equivalents.

Claims

1. A blown film machine with rapid cooling function, comprising a mounting base (1), wherein a cooling roller (3) is rotatably mounted on the mounting base (1), characterized in that: The cooling roller (3) is sealed and rotatably mounted with a first rotating shaft (7) at one end. The first rotating shaft (7) is fixedly connected to the mounting base (1). An inlet pipe (12) is fixedly mounted on the first rotating shaft (7). An inlet pipe (14) is fixedly mounted on the inlet pipe (12). A plurality of linearly uniformly distributed nozzles (15) are fixedly mounted on the inlet pipe (14). The inlet pipe (14) and the nozzles (15) are located inside the cooling roller (3). A drain pipe (17) is fixedly mounted on the first rotating shaft (7). An air-cooled water-cooling mechanism (18) is sealed and connected to the lower end of the drain pipe (17). The air-cooled water-cooling mechanism (18) is connected to the inlet pipe (12) through a high-pressure water pump (19).

2. The blown film machine with rapid cooling function according to claim 1, characterized in that, The inlet pipe (12) is sealed and connected to the inlet pipe (14) through the inlet cavity (13). There are multiple inlet pipes (14), and the multiple inlet pipes (14) are evenly distributed around the inlet pipe (12).

3. A blown film machine with rapid cooling function according to claim 2, characterized in that, The cooling roller (3) is fixedly provided with a drive shaft (2) at both ends. The drive shaft (2) is rotatably mounted on the mounting base (1). A third mounting hole (6) is provided on the drive shaft (2). A third rotating shaft (16) is fixedly provided at the other end of the infusion tube (14). The third rotating shaft (16) is rotatably mounted in the third mounting hole (6).

4. A blown film machine with rapid cooling function according to claim 3, characterized in that, The drive shaft (2) has a first mounting hole (4), and the first rotating shaft (7) is sealed and rotatably installed in the first mounting hole (4). The drive shaft (2) has a second mounting hole (5), and the first rotating shaft (7) has a second rotating shaft (8) fixedly installed on it. The second rotating shaft (8) is sealed and rotatably installed in the second mounting hole (5).

5. A blown film machine with rapid cooling function according to claim 4, characterized in that, The first rotating shaft (7) is provided with an inlet hole (10) and a drain hole (11). The inlet pipe (12) is fixedly installed in the inlet hole (10), and the drain pipe (17) is fixedly installed in the drain hole (11).

6. A blown film machine with rapid cooling function according to claim 5, characterized in that, The cooling roller (3) is provided with a first cooling cylinder (21) and a second cooling cylinder (22). The cooling roller (3), the first cooling cylinder (21) and the second cooling cylinder (22) have the same structure and are all provided with an inlet pipe (12) and an outlet pipe (17). The high-pressure water pump (19) is sealed and connected to the three inlet pipes (12) through the main inlet pipe (20).

7. A blown film machine with rapid cooling function according to any one of claims 1-6, characterized in that, The air-cooled water-cooling mechanism (18) includes a housing, on which a cold air fan (26) is installed. The housing is sealed and connected to the drain pipe (17) through the liquid inlet (23). The high-pressure water pump (19) is connected to the housing through the liquid extraction pipe (24).

8. A blown film machine with rapid cooling function according to claim 7, characterized in that, The box is provided with an L-shaped partition (27), and multiple drip holes (28) are fixedly provided on the L-shaped partition (27).

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