A plastic drum production is with the equipment of shaping and cooling

By using an adjustable clamping device and a closed-loop coolant system, the problems of adaptability and cooling uniformity of traditional plastic bucket shaping and cooling equipment have been solved, achieving stable cooling of plastic buckets of various specifications and recycling of coolant, thereby improving production efficiency and product quality.

CN224465077UActive Publication Date: 2026-07-07HEBEI TONGXIN PLASTIC PROD CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEBEI TONGXIN PLASTIC PROD CO LTD
Filing Date
2025-07-03
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

Traditional plastic bucket shaping and cooling equipment is difficult to adapt to plastic buckets of different sizes, and the buckets are prone to shaking and uneven cooling during the cooling process, resulting in product deformation and low production efficiency.

Method used

It adopts an adjustable placement component and coolant circulation system, including an adjustable clamping device and closed-loop coolant circulation. Multi-angle cooling is achieved by driving the base plate and nozzle to rotate via a motor, and the coolant is recycled by combining a water pump and a filter device.

Benefits of technology

It improves the equipment's versatility for various sizes of plastic buckets and its cooling stability, solves the problems of uneven cooling and coolant waste, and enhances production efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of plastic bucket production, disclose a kind of shaping cooling equipment for plastic bucket production, including operation platform, the fixed frame is fixedly connected to operation platform side wall, the fixed frame inside is provided with placing subassembly, the liquid storage tank is arranged in operation platform bottom, and the conveying component is arranged in the side wall of liquid storage tank;The placing subassembly includes bottom plate, the connection frame is fixedly connected in the inside of operation platform, the bottom plate side wall is rotatably connected in the fixed frame inside, the fixed frame is fixedly connected in the bottom plate side wall, the fixed frame inside is slidably connected with slide rod, and the slide rod side wall is fixedly connected with rubber block.In the utility model, after plastic bucket is placed in bottom plate, barrel body extrusion rubber block drives slide rod to slide in fixed frame and compress spring, after spring rebound, push rubber block to self-adapting clamping barrel body, start motor, make rotating shaft drive bottom plate and plastic bucket rotation by gear transmission, multi-angle spray coolant, improve equipment versatility and cooling stability.
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Description

Technical Field

[0001] This utility model relates to the field of plastic bucket production technology, and in particular to a shaping and cooling device for plastic bucket production. Background Technology

[0002] In the production of plastic buckets, the shaping and cooling process is a crucial step in ensuring product quality. After molding, plastic buckets need to be rapidly cooled and shaped to avoid problems such as shape distortion and dimensional deviations caused by excessively high temperatures, thereby ensuring the structural strength, sealing performance, and smoothness of the bucket body. With the rapid development of the plastic packaging industry, the market demands increasingly diverse specifications, shapes, and performance requirements for plastic buckets. Different products, such as chemical buckets and food-grade packaging buckets, require corresponding cooling processes. Therefore, developing shaping and cooling equipment that is adaptable to various specifications and provides stable cooling effects is of great significance for improving production efficiency and product quality.

[0003] In existing technologies, plastic bucket shaping and cooling equipment mostly uses fixed molds or single-specification clamping devices. Common air-cooled equipment uses a fan array to blow air onto the surface of the bucket, using air convection to remove heat; water-cooled equipment achieves heat exchange between the bucket and the coolant through spray nozzles or water channels embedded in the mold.

[0004] However, traditional cooling equipment, due to its inflexible structure, is prone to problems such as unstable bucket fixation and incomplete cooling coverage when processing plastic buckets of different diameters, heights, or shapes. During the cooling process, bucket shaking can lead to uneven coolant distribution, resulting in localized overheating or undercooling, causing defects such as deformation and dents in the plastic buckets, affecting product qualification rate and production efficiency. Therefore, a shaped cooling equipment for plastic bucket production is proposed to solve the above problems. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides a shaping and cooling device for plastic bucket production, which aims to improve the problems of traditional cooling equipment in the prior art being difficult to adapt to plastic buckets of different sizes, and the buckets being prone to shaking and uneven cooling during the cooling process.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] A shaping and cooling device for producing plastic buckets includes an operating table, a fixed frame fixedly connected to the side wall of the operating table, a placement component disposed inside the fixed frame, a liquid storage tank disposed at the bottom of the operating table, and a conveying component disposed on the side wall of the liquid storage tank.

[0008] The placement assembly includes a base plate, a connecting frame fixedly connected inside the operating table, a side wall of the base plate rotatably connected inside the fixed frame, a fixing bracket fixedly connected to the side wall of the base plate, a sliding rod slidably connected inside the fixing bracket, a rubber block fixedly connected to the side wall of the sliding rod, a spring sleeved on the side wall of the sliding rod, one end of the spring fixedly connected to the side wall of the fixing bracket, the other end of the spring fixedly connected to the side wall of the rubber block, a rotating shaft rotatably connected inside the connecting frame, a driven gear fixedly connected to the side wall of the rotating shaft, a main gear rotatably connected inside the connecting frame, and a motor disposed inside the connecting frame.

[0009] As a further description of the above technical solution:

[0010] The delivery assembly includes a fixed pipe, the sidewall of which is fixedly connected to the inside of the fixed frame, and a nozzle is fixedly connected to the sidewall of the fixed pipe.

[0011] As a further description of the above technical solution:

[0012] A drain plate is fixedly connected inside the operating table, and the side wall of the drain plate is fixedly connected to the side wall of the connecting frame.

[0013] As a further description of the above technical solution:

[0014] A guide frame is fixedly connected inside the operating table, and the guide frame covers the bottom of the leakage plate.

[0015] As a further description of the above technical solution:

[0016] A limiting frame is fixedly connected to the upper surface of the liquid storage tank. The inside of the limiting frame is in contact with the side wall of the guide frame. A filter frame is slidably connected inside the liquid storage tank.

[0017] As a further description of the above technical solution:

[0018] A water pump is installed on the side wall of the liquid storage tank. The input end of the water pump is fixedly connected to the inside of the liquid storage tank, and the output end of the water pump is fixedly connected to a delivery pipe. The side wall of the delivery pipe passes through the fixed frame and is fixedly connected to the side wall of the fixed pipe.

[0019] As a further description of the above technical solution:

[0020] The rotating shaft sidewall is fixedly connected to the bottom of the base plate, and the gear sidewall is rotatably connected inside the connecting frame.

[0021] As a further description of the above technical solution:

[0022] The driven gear meshes with the main gear, and the motor output terminal is connected to the main gear.

[0023] This utility model has the following beneficial effects:

[0024] 1. In this utility model, after the plastic bucket is placed on the base plate, the bucket body squeezes the rubber block, which drives the slide rod to slide in the fixed frame and compress the spring. After positioning, the spring rebounds and pushes the rubber block to clamp the bucket body. The motor is started, and the main gear drives the driven gear to rotate the rotating shaft, which drives the base plate and the plastic bucket to rotate. The nozzle sprays coolant to achieve multi-angle cooling, which solves the problem that traditional cooling equipment is difficult to adapt to plastic buckets of different sizes, and the bucket body is easy to shake and the cooling is uneven during the cooling process. The above technical solution improves the equipment's versatility and cooling stability for plastic buckets of various specifications.

[0025] 2. In this utility model, the water pump draws coolant from the storage tank, and sprays it onto the tank body through the nozzle via the delivery pipe and fixed pipe. After absorbing heat, the coolant flows back into the storage tank through the drain plate and guide frame. The filter frame intercepts impurities, and the purified coolant is drawn back by the water pump for circulation, forming a cooling closed loop. This solves the problems of coolant waste and impurities clogging the nozzle, and improves the utilization rate of coolant through the above technical solution. Attached Figure Description

[0026] Figure 1 This is a three-dimensional schematic diagram of a shaping and cooling device for producing plastic buckets according to the present invention;

[0027] Figure 2 This is a schematic diagram of the internal structure of the fixing frame of a shaping and cooling device for plastic bucket production proposed in this utility model;

[0028] Figure 3 This is a schematic diagram of the clamping plate structure of a shaping and cooling device for plastic bucket production proposed in this utility model;

[0029] Figure 4 This is a schematic diagram of the internal structure of the connecting frame of a shaping and cooling device for plastic bucket production proposed in this utility model;

[0030] Figure 5 This is a schematic diagram of the internal structure of the operating table of a shaping and cooling device for plastic bucket production proposed in this utility model;

[0031] Figure 6 This is a schematic diagram of the liquid storage tank structure of a shaping and cooling device for plastic bucket production proposed in this utility model.

[0032] Legend:

[0033] 1. Operating platform; 2. Fixing frame; 3. Liquid storage tank; 4. Connecting frame; 5. Base plate; 6. Fixing bracket; 7. Slide rod; 8. Rubber block; 9. Spring; 10. Rotating shaft; 11. Driven gear; 12. Main gear; 13. Motor; 14. Fixing pipe; 15. Nozzle; 16. Leakage plate; 17. Guide frame; 18. Limiting frame; 19. Filter frame; 20. Water pump; 21. Delivery pipe. Detailed Implementation

[0034] 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.

[0035] Reference Figures 1-4This utility model provides an embodiment of a shaping and cooling device for plastic bucket production, including an operating table 1. A fixed frame 2 is fixedly connected to the side wall of the operating table 1. The fixed frame 2 is used to limit the range of motion of the placement component and provide stable spatial support for the cooling and shaping of the plastic bucket. The placement component is set inside the fixed frame 2. A liquid storage tank 3 is set at the bottom of the operating table 1, and a conveying component is set on the side wall of the liquid storage tank 3. The placement component includes a base plate 5, which is used to place the plastic bucket as a bearing base. Its design of being rotatably connected inside the fixed frame 2, together with the rotating shaft 10, enables the plastic bucket to rotate at multiple angles to achieve a uniform cooling effect. A connecting frame 4 is fixedly connected inside the operating table 1. The side wall of the base plate 5 is rotatably connected to the fixed frame 2. A fixed frame 6 is fixedly connected to the side wall of the base plate 5. A sliding rod 7 is slidably connected inside the fixed frame 6. The fixed frame 6 and the sliding rod 7 slide together, allowing the rubber block 8 to be flexibly adjusted in position, achieving the effect of adapting to plastic buckets of different sizes and stably clamping them. A rubber block 8 is fixedly connected to the side wall of the sliding rod 7. The rubber block 8 is soft and can avoid scratching when in contact with the plastic bucket. The sliding rod 7 has a spring 9 mounted on its side wall. One end of the spring 9 is fixedly connected to the side wall of the fixing frame 6, and the other end is fixedly connected to the side wall of the rubber block 8. The spring 9, in conjunction with the rubber block 8, uses its own elasticity to provide a continuous clamping force, achieving the effect of automatically adapting to the shape of the bucket and maintaining a stable clamping effect. A rotating shaft 10 is rotatably connected inside the connecting frame 4. A driven gear 11 is fixedly connected to the side wall of the rotating shaft 10. A main gear 12 is rotatably connected inside the connecting frame 4. A motor is installed inside the connecting frame 4. 13. The rotating shaft 10, in conjunction with the driven gear 11 and the main gear 12, drives the base plate 5 to rotate under the drive of the motor 13, achieving the effect of the plastic bucket receiving cooling spray from all directions. The side wall of the rotating shaft 10 is fixedly connected to the bottom of the base plate 5, and the side wall of the driven gear 11 is rotatably connected to the inside of the connecting frame 4. The driven gear 11 meshes with the main gear 12. The output end of the motor 13 is connected to the main gear 12. The motor 13 is used to output power to drive the main gear 12 to rotate, thereby providing a power source for the rotation of the plastic bucket and realizing automated multi-angle cooling.

[0036] Reference Figure 2 , Figure 5 and Figure 6The delivery assembly includes a fixed pipe 14, which stores and delivers coolant, providing a stable liquid source for the nozzles 15 and ensuring continuous cooling spray. The sidewall of the fixed pipe 14 is fixedly connected to the inside of the fixed frame 2, and the nozzles 15 are fixedly connected to the sidewall of the fixed pipe 14. The nozzles 15 spray coolant onto the surface of the plastic bucket, achieving rapid cooling through atomization or spraying. A drain plate 16 is fixedly connected inside the operating platform 1, and the sidewall of the drain plate 16 is fixedly connected to the sidewall of the connecting frame 4. A guide frame 17 is fixedly connected inside the operating platform 1, covering the drain plate 16. The drain plate 16, in conjunction with the guide frame 17, receives and guides the coolant flow to the storage tank 3, achieving the effect of preventing coolant accumulation in the operating platform 1 and facilitating recovery. A limit switch is fixedly connected to the upper surface of the storage tank 3. The inner wall of the limiting frame 18 fits against the side wall of the guide frame 17. The limiting frame 18 cooperates with the guide frame 17 to align the guide frame 17 with the liquid storage tank 3, preventing coolant leakage. A filter frame 19 is slidably connected inside the liquid storage tank 3. The filter frame 19 is used to filter impurities in the coolant and purify the circulating liquid, thereby preventing impurities from clogging the nozzle 15, extending the service life of the equipment and reducing maintenance costs. A water pump 20 is installed on the side wall of the liquid storage tank 3. The input end of the water pump 20 is fixedly connected to the inside of the liquid storage tank 3, and the output end of the water pump 20 is fixedly connected to the delivery pipe 21. The side wall of the delivery pipe 21 passes through the fixed frame 2 and is fixedly connected to the side wall of the fixed pipe 14. The water pump 20, together with the delivery pipe 21 and the fixed pipe 14, pumps the coolant in the liquid storage tank 3 to the nozzle 15, achieving the effect of coolant recycling and resource conservation.

[0037] Working principle: After the plastic bucket is placed on the base plate 5, the bucket body squeezes the rubber block 8, which pushes the slide rod 7 to slide within the fixed frame 6. At the same time, the compressed spring 9 produces elastic deformation. After the plastic bucket is placed, the rubber block 8 slides along the fixed frame 6 through the slide rod 7 under the rebound action of the spring 9, automatically adapting to the size of the bucket and clamping the bucket body. The motor 13 is started, and its output end drives the main gear 12 to rotate. The main gear 12 meshes with the driven gear 11, driving the rotating shaft 10 to rotate, thereby causing the base plate 5 and the plastic bucket to rotate. During the rotation, the coolant sprayed by the nozzle 15 evenly covers the surface of the bucket body, realizing multi-angle cooling and shaping. The fixed frame 2 and the connecting frame 4 provide structural support for the entire process.

[0038] After the water pump 20 starts, it draws coolant from the storage tank 3 and delivers it to the fixed pipe 14 through the delivery pipe 21. Then, it is atomized and sprayed onto the surface of the plastic bucket by the nozzle 15. After absorbing heat, the coolant flows into the guide frame 17 through the drain plate 16 and is then guided into the storage tank 3 through the guide frame 17. During the recycling process, the filter frame 19 inside the storage tank 3 intercepts impurities in the coolant. The purified coolant is then drawn back by the water pump 20 for recycling, forming a closed cooling cycle system.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A shaping and cooling device for producing plastic buckets, comprising an operating table (1), characterized in that: The operating table (1) is fixedly connected to a fixed frame (2) on its side wall. The fixed frame (2) is equipped with a placement component. The operating table (1) is equipped with a liquid storage tank (3) at its bottom. The liquid storage tank (3) is equipped with a conveying component on its side wall. The placement assembly includes a base plate (5), a connecting frame (4) is fixedly connected inside the operating table (1), the side wall of the base plate (5) is rotatably connected inside the fixed frame (2), a fixing bracket (6) is fixedly connected to the side wall of the base plate (5), a sliding rod (7) is slidably connected inside the fixing bracket (6), a rubber block (8) is fixedly connected to the side wall of the sliding rod (7), a spring (9) is sleeved on the side wall of the sliding rod (7), one end of the spring (9) is fixedly connected to the side wall of the fixing bracket (6), and the other end of the spring (9) is fixedly connected to the side wall of the rubber block (8). A rotating shaft (10) is rotatably connected inside the connecting frame (4), a driven gear (11) is fixedly connected to the side wall of the rotating shaft (10), a main gear (12) is rotatably connected inside the connecting frame (4), and a motor (13) is installed inside the connecting frame (4).

2. The shaping and cooling equipment for producing plastic buckets according to claim 1, characterized in that: The delivery assembly includes a fixed tube (14), the side wall of which is fixedly connected to the inside of the fixed frame (2), and a nozzle (15) is fixedly connected to the side wall of the fixed tube (14).

3. The shaping and cooling equipment for plastic bucket production according to claim 2, characterized in that: The operating table (1) is fixedly connected to a drain plate (16), and the side wall of the drain plate (16) is fixedly connected to the side wall of the connecting frame (4).

4. The shaping and cooling equipment for plastic bucket production according to claim 3, characterized in that: The operating table (1) is fixedly connected to a guide frame (17), which covers the bottom of the drain plate (16).

5. The shaping and cooling equipment for producing plastic buckets according to claim 4, characterized in that: The upper surface of the liquid storage tank (3) is fixedly connected to a limiting frame (18), the inside of the limiting frame (18) is in contact with the side wall of the guide frame (17), and a filter frame (19) is slidably connected inside the liquid storage tank (3).

6. The shaping and cooling equipment for producing plastic buckets according to claim 5, characterized in that: A water pump (20) is provided on the side wall of the liquid storage tank (3). The input end of the water pump (20) is fixedly connected to the inside of the liquid storage tank (3). The output end of the water pump (20) is fixedly connected to a delivery pipe (21). The side wall of the delivery pipe (21) passes through the fixed frame (2) and is fixedly connected to the side wall of the fixed pipe (14).

7. The shaping and cooling equipment for producing plastic buckets according to claim 1, characterized in that: The rotating shaft (10) is fixedly connected to the bottom of the base plate (5) and the gear (11) is rotatably connected to the inside of the connecting frame (4).

8. The shaping and cooling equipment for producing plastic buckets according to claim 1, characterized in that: The driven gear (11) meshes with the main gear (12), and the output end of the motor (13) is connected to the main gear (12).