Plastic bottle injection molding equipment with cooling function
By introducing a combined structure of the inner membrane core and the circulating coolant pipe in the plastic bottle injection molding equipment, the cooling liquid is provided for circulating cooling by using a refrigerator, the problem of insufficient cooling of existing equipment is solved and the molding quality and production of plastic bottles are improved. efficiency.
Patent Information
- Application Number
- CN202323628042.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-28
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2033-12-28
AI Technical Summary
The existing plastic bottle injection molding equipment lacks an effective cooling structure, which leads to the plastic bottle being easily deformed after injection molding, which reduces the injection molding quality.
A plastic bottle injection molding equipment with cooling function is designed, using a combined structure of the inner membrane core and the circulating coolant pipe, and the cooling liquid is provided by the refrigerator for circulating cooling, ensuring that the plastic cup after injection molding can be cooled quickly.
It realizes high-quality molding of plastic bottles, which are simple to operate and easy to use, improves production efficiency, and improves the shape setting effect and condensation forming quality of the product.
Smart Images
Figure CN222156531U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of plastic bottle production, in particular to a plastic bottle injection molding device with a cooling function. Background Art
[0002] Plastic bottles are mainly made of materials such as polyethylene or polypropylene and added with a variety of organic solvents. Plastic bottles widely use polyester, polyethylene, and polypropylene as raw materials. After adding corresponding organic solvents, they are heated at high temperature and then passed through plastic molds through blow molding, extrusion blow molding, or injection molding. They are plastic containers. They are mainly used for liquid or solid disposable plastic packaging containers such as beverages, food, pickles, honey, dried fruits, edible oils, pesticides and veterinary drugs. Plastic bottles are not easy to break, low cost, high transparency, and food-grade raw materials.
[0003] The existing plastic bottle injection molding equipment does not have a good cooling structure. After the injection molding is completed, if it cannot be cooled well, it is easy to cause the plastic bottle to deform and reduce the quality of the injection molding. In order to solve the shortcomings of the existing technology, we propose a plastic bottle injection molding equipment with a cooling function. Utility Model Content
[0004] The main purpose of the utility model is to provide a plastic bottle injection molding device with a cooling function, which can effectively solve the problems in the background technology.
[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0006] A plastic bottle injection molding equipment with a cooling function comprises a base, wherein two groups of support plates are arranged on the outer surface of the upper end of the base, and top cover plates are arranged on the outer surfaces of the upper ends of the two groups of support plates, a feeding cylinder is arranged on the outer surface of the upper end of the top cover plate, a feeding pipe is arranged on the outer surface of the upper end of the feeding cylinder, a refrigerator is arranged on the outer surface of the upper end of the top cover plate, an adjusting knob is arranged on the outer surface of the upper end of the refrigerator, an outlet valve is arranged on the outer surface of one side of the refrigerator, an inlet valve is arranged on the side of the outlet valve, a liquid infusion pipe is arranged on the outer surfaces of the outlet valve and the inlet valve, and is connected to the inside of the feeding cylinder, an injection molding pipe is arranged on the outer surface of the lower end of the feeding cylinder, which passes through the top cover plate, an inner film core is arranged on the outer surface of the lower end of the injection molding pipe, a connecting shaft is arranged at the connection between the injection molding pipe and the inner film core, a circulating cooling liquid pipe is arranged inside the inner film core, and the two groups of liquid infusion pipes are respectively connected to two ports of the circulating cooling liquid pipe.
[0007] Preferably, a processing table is provided on the outer surface of the upper end of the base, two groups of molding molds are arranged facing each other on the outer surface of the upper end of the processing table, two groups of slide rails are provided on the outer surface of the upper end of the processing table, the lower ends of the two groups of molding molds are connected to the slide rails, two groups of bolts are provided on the inner outer surface of one group of the molding molds, and a mold chassis is provided on the lower side of the molding mold.
[0008] Preferably, the outer surfaces of the two groups of support plates are both provided with ejection cylinders, and the two groups of ejection cylinders pass through the support plates and are connected to the molding molds at adjacent positions.
[0009] Preferably, a connecting shaft is provided between the injection molding tube and the inner membrane core, and the injection molding tube and the inner membrane core are detachably connected via the connecting shaft; an infusion tube is provided between the circulating cooling liquid tube and the refrigerator, and the circulating cooling liquid tube and the refrigerator are detachably connected via the infusion tube.
[0010] Preferably, a slide rail is provided between the molding die and the processing table, and the molding die and the processing table are slidably connected via the slide rail.
[0011] Preferably, a mounting plate is provided between the ejection cylinder and the forming mold, and the ejection cylinder and the forming mold are detachably connected via the mounting plate.
[0012] Beneficial Effects
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] 1. In the utility model, the outer wall of the plastic bottle can be shaped by the provided molding die, and the extrusion effect of the internal inner film core is cooperated so that the plastic raw liquid can be pressed into the shape of a hollow plastic bottle, and then condensed and molded by the cooling structure, thereby completing the processing of the plastic bottle. The utility model has simple operation, convenient use, good molding effect and high production efficiency.
[0015] 2. In the utility model, a wrapping injection molding structure is provided so that the plastic bottle can be quickly molded. The plastic raw material is injected into between two sets of molding molds through the injection port. The liquid raw material wraps the inner film core to form a hollow plastic cup. A circulating coolant pipe is provided inside the inner film core. The coolant can be circulated inside the circulating coolant pipe, so that the plastic cup on the outer wall of the inner film core can be quickly cooled after the injection molding is completed, so that the quality of the produced products is higher. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0017] Figure 2 It is a schematic diagram of the structure of the injection molding tube of the utility model;
[0018] Figure 3 It is a schematic diagram of the inner membrane core structure of the utility model;
[0019] Figure 4 It is a schematic diagram of the structure of a refrigerator of the utility model.
[0020] In the figure: 1. base; 2. support plate; 3. ejector cylinder; 4. processing table; 5. slide rail; 6. molding mold; 7. bolt; 8. mold chassis; 9. top cover plate; 10. infusion tube; 11. refrigerator; 12. adjustment knob; 13. feed barrel; 14. feed tube; 15. inner film core; 16. injection tube; 17. injection port; 18. connecting shaft; 19. circulating coolant tube; 20. liquid outlet valve; 21. liquid inlet valve. DETAILED DESCRIPTION
[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0022] Embodiment 1, as Figure 1-2 As shown, a plastic bottle injection molding device with a cooling function is shown. When performing injection molding, the staff connects the feeding pipe 14 at the upper end of the feeding barrel 13 with the raw material barrel, and provides raw materials to the device through the feeding pipe 14. The injection molding pipe 16 is driven down by the lifting structure at the upper end of the injection molding pipe 16, and the ejection cylinders 3 on both sides of the device are started. The two groups of ejection cylinders 3 can respectively drive the two groups of molding molds 6 to move in opposite directions. The molding mold 6 can slide on the upper end of the processing table 4 with the help of the slide rail 5. When the two groups of molding molds 6 are attached together, the inner film core 15 can be wrapped inside the molding mold 6, and the upper end bolt 7 plays a fixing role on the molding mold 6. At this time, the injection molding pipe 16 can be injected inside the two groups of molding molds 6, and the plastic raw material is injected between the two groups of molding molds 6 through the injection port 17. The liquid raw material wraps the inner film core 15 inside the molding mold 6 to form a hollow plastic cup, thereby completing the shaping process of the plastic cup. The operation is simple, the use is convenient, and the shaping effect is good.
[0023] Embodiment 2, as Figure 1-4As shown, a plastic bottle injection molding equipment with a cooling function is provided. When the plastic raw material is hydraulically formed into the shape of a hollow plastic bottle, the plastic cup can be condensed and molded through the cooling structure of the device. A circulating cooling liquid pipe 19 is provided inside the inner film core 15. Two groups of ports at the upper end of the circulating cooling liquid pipe 19 are connected to the infusion pipe 10. At the same time, the two groups of infusion pipes 10 are respectively connected to the outlet valve 20 and the inlet valve 21 on the outer surface of the refrigerator 11. By setting an adjusting knob 12, the coolant inside the circulating cooling liquid pipe 19 can be circulated. The refrigerator 11 continuously provides coolant to the circulating cooling liquid pipe 19, and the refluxed coolant enters the refrigerator 11 through the inlet valve 21 to continue to cool down. The reciprocating circulation of the coolant allows the plastic cup on the outer wall of the inner film core 15 to be quickly cooled after the injection molding is completed, so that the quality of the produced products is higher.
[0024] How it works
[0025] It should be noted that the utility model is a plastic bottle injection molding equipment with a cooling function. When in use, the staff connects the feed pipe 14 at the upper end of the feed barrel 13 with the raw material barrel, provides raw materials to the device through the feed pipe 14, drives the injection molding tube 16 down through the lifting structure at the upper end of the injection molding tube 16, starts the ejection cylinders 3 on both sides of the device, and the two groups of ejection cylinders 3 can respectively drive the two groups of molding molds 6 to move towards each other. The molding mold 6 can slide on the upper end of the processing table 4 with the help of the slide rail 5. When the two groups of molding molds 6 are fitted together, the inner film core 15 can be wrapped inside the molding mold 6, and the upper end of the clamping bolt 7 fixes the molding mold 6. At this time, the injection molding tube 16 can be injected inside the two groups of molding molds 6, and the plastic raw material is injected into the space between the two groups of molding molds 6 through the injection port 17. The liquid raw material passes through The inner film core 15 inside the molding mold 6 is wrapped to form a plastic cup with a hollow structure, and the molding process of the plastic cup can be completed. The plastic cup can be condensed and formed by the cooling structure of the device. A circulating cooling liquid pipe 19 is provided inside the inner film core 15. The two groups of ports at the upper end of the circulating cooling liquid pipe 19 are connected to the infusion pipe 10. At the same time, the two groups of infusion pipes 10 are respectively connected to the outlet valve 20 and the inlet valve 21 on the outer surface of the refrigerator 11. By setting the adjusting knob 12, the coolant inside the circulating cooling liquid pipe 19 can be circulated. The refrigerator 11 continuously provides coolant to the circulating cooling liquid pipe 19, and the refluxed coolant enters the refrigerator 11 through the inlet valve 21 to continue to cool down. The coolant circulates back and forth, so that the plastic cup on the outer wall of the inner film core 15 can be quickly cooled after the injection molding is completed.
[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A plastic bottle injection molding device with a cooling function, comprising a base (1), characterized in that: The upper outer surface of the base (1) is provided with two groups of support plates (2), the upper outer surfaces of the two groups of support plates (2) are provided with top cover plates (9), the upper outer surface of the top cover plate (9) is provided with a material delivery cylinder (13), the upper outer surface of the material delivery cylinder (13) is provided with a material delivery pipe (14), the upper outer surface of the top cover plate (9) is provided with a refrigerator (11), the upper outer surface of the refrigerator (11) is provided with an adjustment knob (12), the outer surface of one side of the refrigerator (11) is provided with a liquid outlet valve (20), and the side of the liquid outlet valve (20) is provided with a liquid inlet valve (21). 1), the outer surfaces of the liquid outlet valve (20) and the liquid inlet valve (21) are both provided with a liquid delivery tube (10) connected to the inside of the delivery cylinder (13), the outer surface of the lower end of the delivery cylinder (13) is provided with an injection tube (16) passing through the top cover plate (9), the outer surface of the lower end of the injection tube (16) is provided with an inner film core (15), a connecting shaft (18) is provided at the connection between the injection tube (16) and the inner film core (15), a circulating cooling liquid tube (19) is provided inside the inner film core (15), and two groups of the liquid delivery tubes (10) are respectively connected to two ports of the circulating cooling liquid tube (19).
2. The plastic bottle injection molding equipment with cooling function according to claim 1, characterized in that: A processing table (4) is arranged on the outer surface of the upper end of the base (1); two groups of molding dies (6) are arranged facing each other on the outer surface of the upper end of the processing table (4); two groups of slide rails (5) are arranged on the outer surface of the upper end of the processing table (4); the lower ends of the two groups of molding dies (6) are connected to the slide rails (5); two groups of clamping bolts (7) are arranged on the inner outer surface of one group of the molding dies (6); and a mold chassis (8) is arranged on the lower side of the molding dies (6).
3. The plastic bottle injection molding equipment with cooling function according to claim 1, characterized in that: The outer surfaces of the two groups of support plates (2) are both provided with ejection cylinders (3), and the two groups of ejection cylinders (3) pass through the support plates (2) and are connected to the molding dies (6) at adjacent positions.
4. The plastic bottle injection molding equipment with cooling function according to claim 1, characterized in that: A connecting shaft (18) is provided between the injection molding tube (16) and the inner film core (15), and the injection molding tube (16) and the inner film core (15) are detachably connected via the connecting shaft (18); a liquid infusion tube (10) is provided between the circulating cooling liquid tube (19) and the refrigerator (11), and the circulating cooling liquid tube (19) and the refrigerator (11) are detachably connected via the liquid infusion tube (10).
5. The plastic bottle injection molding equipment with cooling function according to claim 2, characterized in that: A slide rail (5) is provided between the molding die (6) and the processing table (4), and the molding die (6) and the processing table (4) are slidably connected via the slide rail (5).
6. The plastic bottle injection molding equipment with cooling function according to claim 3, characterized in that: A mounting plate is provided between the ejection cylinder (3) and the forming die (6), and the ejection cylinder (3) and the forming die (6) are detachably connected via the mounting plate.