Electronic cigarette plastic part injection mold with demolding mechanism

Abstract

The utility model relates to the technical field of electronic cigarette plastic parts, in particular to an electronic cigarette plastic part injection mold with a demolding mechanism, which comprises a bottom plate, a frame is fixedly mounted on the surface of the bottom plate, a lower mold is fixedly mounted in the frame of the bottom plate, and a vertical column is fixedly mounted on the surface of the bottom plate. A mounting plate is fixedly mounted at the top end of the stand column, and a driving air cylinder is fixedly mounted on the surface of the mounting plate. According to the utility model, the ejection cylinder and the ejector pin system are arranged, so that a plastic part can be stably and uniformly ejected, the deformation or damage of the plastic part caused by uneven stress in the traditional demolding process is avoided, and the yield of products is improved; the cooling tank is arranged in the lower mold and is connected with the cooling system through the liquid inlet and the liquid outlet; the cooling liquid is ensured to circularly flow in the lower mold, heat is effectively taken away, local overheating is prevented, uniform cooling of plastic parts is ensured, and the quality of finished products and the production efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic cigarette plastic parts, in particular to an electronic cigarette plastic part injection mold with a demoulding mechanism. Background Art

[0002] In recent years, the electronic cigarette industry has developed rapidly. Electronic cigarette products have gradually replaced traditional tobacco products due to their health and environmental protection characteristics and are favored by consumers. One of the main components of electronic cigarettes is plastic parts, which are usually manufactured by injection molding. Announcement No.: CN214082595U discloses a rapid prototyping electronic cigarette parts injection mold, including a base, a top seat is arranged above the base, an upper mold seat is arranged on the lower surface of the top seat, a lower mold seat is arranged below the upper mold seat, a hydraulic cylinder is arranged between the top seat and the base, an intermediate box is installed at the middle position inside the base, a rubber block and a rubber ball are fixedly connected to the upper surface of the intermediate box, the rubber ball is arranged on one side of the rubber block, and the lower mold seat is arranged on the upper surface of the rubber block and the rubber ball. A dual-axis motor is installed inside the intermediate box, and the two output shafts of the dual-axis motor extend to the side wall of the intermediate box and are fixedly connected with a bolt rod, and the surface of the bolt rod is provided with a threaded sleeve through threaded matching. The utility model adds a first-level and second-level buffer device, and has no elastic rebound, good shock absorption effect, reduces the shaking of the lower mold base, has a stable structure, and a reasonable design. However, in the above technology, the demoulding operation cannot be performed quickly, which reduces the demoulding efficiency and affects the processing efficiency of electronic cigarettes to a certain extent. For this reason, we propose an electronic cigarette plastic part injection mold with a demoulding mechanism. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: an injection mold for electronic cigarette plastic parts with a demolding mechanism, comprising a bottom plate, a frame fixedly installed on the surface of the bottom plate, a lower mold fixedly installed on the bottom plate inside the frame, a column fixedly installed on the surface of the bottom plate, a mounting plate fixedly installed on the top of the column, a driving cylinder fixedly installed on the surface of the mounting plate, the output end of the driving cylinder fixedly installed on the driving plate, an upper mold fixedly installed on the bottom surface of the driving plate, a cooling groove is provided inside the lower mold, a liquid inlet and a liquid outlet are fixedly installed on the side of the lower mold, a fixing frame fixedly installed on the bottom surface of the bottom plate, an ejection cylinder fixedly installed on the bottom surface of the fixing frame, an ejection plate fixedly installed on the output end of the ejection cylinder, and an ejector pin fixedly installed on the surface of the ejection plate.

[0005] Preferably, the liquid inlet and the liquid outlet are respectively connected to a cooling groove, and the cooling groove surrounds the lower mold. Here, it is ensured that the coolant can circulate in the lower mold, effectively remove the heat, improve the cooling efficiency, and can evenly cool the entire lower mold to prevent local overheating, thereby improving the quality of the finished product and production efficiency.

[0006] Preferably, the ejector plate is slidably connected inside the fixed frame, the ejector pins are slidably connected inside the wall of the lower mold, and the ejector pins are evenly distributed on the surface of the ejector plate. Here, the ejector plate is ensured to move smoothly and demoulding is effectively achieved, while the force of the ejector pins is evenly distributed on the plastic part to avoid deformation or damage of the plastic part due to uneven force.

[0007] Preferably, the number of the columns is four groups, and the four groups of columns are symmetrically distributed on the surface of the bottom plate, and the driving plate is slidably connected on the surface of the columns. Here, a more stable support structure is provided to ensure the alignment of the upper mold and the lower mold, and improve the accuracy of mold operation.

[0008] Preferably, a hollow column is fixedly mounted on the bottom surface of the driving plate, a buffer plate is fixedly mounted on the bottom end of the hollow column, the hollow column and the buffer plate are slidably connected on the surface of the column, a spring is sleeved on the surface of the column, and the two ends of the spring are respectively fixedly connected to the bottom surface of the buffer plate and the surface of the bottom plate. Here, the buffer plate provides additional protection, reduces the impact of the rapid movement of the driving plate on the column and the overall mold structure, and extends the service life of the mold. The spring can provide a buffering function, reduce the vibration and impact of the mold during use, and protect various parts of the mold, especially when closing and opening the mold.

[0009] Preferably, a rectangular groove is formed on the surface of the buffer plate, and the area covered by the rectangular groove is larger than the area of ​​the lower mold, which helps to stably close the upper mold and the lower mold and avoids collision between the buffer plate and the lower mold.

[0010] Preferably, a pad is fixedly mounted on the surface of the driving plate, the pad is sleeved on the surface of the column, and the pad is located between the mounting plate and the driving plate. Here, the pad provides additional support and positioning, reduces the wear between the driving plate and the column, and improves the accuracy and service life of the mold operation. In addition, the pad is located between the mounting plate and the driving plate, which can effectively disperse the pressure and protect the mold structure.

[0011] Preferably, the shape of the buffer plate matches the shape of the frame. Here, the buffer plate and the frame have a high degree of matching, ensuring the integrity and stability of the mold structure, so that during the mold closing process, the buffer plate and the frame are tightly attached to prevent the spring from being crushed.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. The utility model is equipped with an ejection cylinder and an ejector pin system, which can eject plastic parts smoothly and evenly, avoiding deformation or damage of plastic parts caused by uneven force in the traditional demoulding process, and improving the product yield rate. A cooling groove is provided in the lower mold, which is connected to the cooling system through a liquid inlet and a liquid outlet to ensure that the coolant circulates in the lower mold, effectively taking away heat, preventing local overheating, ensuring uniform cooling of the plastic parts, and improving the quality of the finished product and production efficiency.

[0014] 2. In the utility model, the driving plate and the buffer plate are slidably connected on the column through a hollow column and a spring system, providing additional protection and support, reducing the wear of various components of the mold and extending the service life of the mold. The driving plate and the buffer plate are slidably connected on the column through a hollow column and a spring system, providing additional protection and support, reducing the wear of various components of the mold and extending the service life of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic diagram of an injection mold for an electronic cigarette plastic part with a demoulding mechanism is provided for the utility model;

[0016] Figure 2 A front view of an injection mold for an electronic cigarette plastic part with a demoulding mechanism is provided for the utility model;

[0017] Figure 3 A partial schematic diagram of an injection mold for an electronic cigarette plastic part with a demoulding mechanism is provided for the utility model;

[0018] Figure 4 A cross-sectional view of a lower mold of an injection mold for an electronic cigarette plastic part with a demoulding mechanism is provided for the utility model;

[0019] Figure 5 The utility model provides a schematic diagram of a driving plate and a buffer plate of an injection mold for an electronic cigarette plastic part with a demoulding mechanism.

[0020] Legend:

[0021] 1. Bottom plate; 2. Frame; 3. Lower mold; 4. Fixed frame; 5. Ejector cylinder; 6. Ejector plate; 7. Ejector pin; 8. Cooling trough; 9. Liquid inlet; 10. Liquid outlet; 11. Column; 12. Spring; 13. Mounting plate; 14. Driving cylinder; 15. Driving plate; 16. Hollow column; 17. Buffer plate; 18. Upper mold; 19. Cushion block; 20. Rectangular groove. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure. Example

[0024] See also Figure 1-5 The utility model provides a technical solution: an injection mold for an electronic cigarette plastic part with a demolding mechanism, comprising a bottom plate 1, a frame 2 is fixedly installed on the surface of the bottom plate 1, a lower mold 3 is fixedly installed on the bottom plate 1 inside the frame 2, a column 11 is fixedly installed on the surface of the bottom plate 1, a mounting plate 13 is fixedly installed on the top of the column 11, a driving cylinder 14 is fixedly installed on the surface of the mounting plate 13, and the output end of the driving cylinder 14 is fixedly installed on the driving plate 15, the number of the columns 11 is four groups, and the four groups of columns 11 are symmetrically distributed on the surface of the bottom plate 1, and the driving plate 15 is slidably connected on the surface of the columns 11 to provide a more stable support structure, ensure the alignment of the upper mold 18 and the lower mold 3, and improve the accuracy of the mold operation, the bottom surface of the driving plate 15 is fixedly installed with an upper mold 18, a cooling groove 8 is opened inside the lower mold 3, and a liquid inlet 9 and an outlet are fixedly installed on the side of the lower mold 3 The liquid port 10, the liquid inlet 9 and the liquid outlet 10 are respectively connected to the cooling groove 8, and the cooling groove 8 surrounds the lower mold 3 for a week to ensure that the coolant can circulate in the lower mold 3, effectively take away the heat, improve the cooling efficiency, and can evenly cool the entire lower mold 3 to prevent local overheating, thereby improving the quality of the finished product and the production efficiency. A fixing frame 4 is fixedly installed on the bottom surface of the bottom plate 1, and an ejection cylinder 5 is fixedly installed on the bottom surface of the fixing frame 4. An ejection plate 6 is fixedly installed on the output end of the ejection cylinder 5, and an ejector pin 7 is fixedly installed on the surface of the ejector plate 6. The ejector plate 6 is slidably connected inside the fixing frame 4, and the ejector pin 7 is slidably connected inside the wall of the lower mold 3, and the ejector pins 7 are evenly distributed on the surface of the ejector plate 6, ensuring that the ejector plate 6 can move smoothly and effectively realize demoulding. At the same time, it is ensured that the force of the ejector pin 7 is evenly distributed on the plastic parts to avoid deformation or damage of the plastic parts due to uneven force. Example

[0025] See also Figure 2-3 , Figure 5A hollow column 16 is fixedly installed on the bottom surface of the driving plate 15, and a buffer plate 17 is fixedly installed on the bottom end of the hollow column 16. The hollow column 16 and the buffer plate 17 are slidably connected on the surface of the column 11. A spring 12 is sleeved on the surface of the column 11, and the two ends of the spring 12 are respectively fixedly connected to the bottom surface of the buffer plate 17 and the surface of the bottom plate 1. The buffer plate 17 provides additional protection, reduces the impact of the rapid movement of the driving plate 15 on the column 11 and the overall mold structure, and extends the service life of the mold. The spring 12 can provide a buffering function, reduce the vibration and impact of the mold during use, and protect the various components of the mold, especially when closing and opening the mold. A rectangular groove 20 runs through the surface of the buffer plate 17. The area covered by the rectangular groove 20 is larger than the area of ​​the lower mold 3, which helps to make the upper The mold 18 and the lower mold 3 can be stably closed to avoid conflict between the buffer plate 17 and the lower mold 3. A pad 19 is fixedly installed on the surface of the driving plate 15. The pad 19 is sleeved on the surface of the column 11, and the pad 19 is located between the mounting plate 13 and the driving plate 15. The pad 19 provides additional support and positioning, reduces the wear between the driving plate 15 and the column 11, and improves the accuracy and service life of the mold operation. In addition, the pad 19 is located between the mounting plate 13 and the driving plate 15, which can effectively disperse the pressure and protect the mold structure. The shape of the buffer plate 17 is consistent with the shape of the frame 2. The buffer plate 17 has a high degree of matching with the frame 2, which ensures the integrity and stability of the mold structure, so that during the closing process, the buffer plate 17 is close to the frame 2 to avoid the spring 12 from being crushed.

[0026] Working principle: When in use, the driving cylinder 14 is started, pushing the driving plate 15 downward, so that the upper mold 18 is aligned with the lower mold 3 and closed to form a closed mold cavity. The plastic material is injected into the mold cavity through the injection nozzle of the injection molding machine, and the mold cavity is quickly filled under high temperature and high pressure to form the required electronic cigarette plastic parts. The coolant enters the cooling groove 8 of the mold through the liquid inlet 9, circulates in the cooling groove 8, takes away the heat in the mold, ensures that the plastic parts are evenly cooled, prevents local overheating, and improves the quality of the finished product and production efficiency. After the plastic parts are cooled and shaped, the driving cylinder 14 stops, and the ejection cylinder 5 is started to push the ejection plate 6 up. The ejector pin 7 ejects the molded plastic parts from the lower mold 3 through the rising force of the ejector plate 6. The ejector pin 7 is slidably connected inside the wall of the lower mold 3 to ensure a smooth ejection process and avoid deformation or damage of the plastic parts. During the ejection and driving process , the hollow column 16 and the buffer plate 17 are slidably connected on the surface of the column 11, and the spring 12 provides a buffering function to reduce the vibration and impact of the mold during use. The buffer plate 17 reduces the impact of the rapid movement of the driving plate 15 on the column 11 and the mold structure, thereby extending the service life of the mold. After the ejection process is completed, the ejection cylinder 5 stops, and the driving cylinder 14 starts again to push the driving plate 15 up, so that the upper mold 18 is separated from the lower mold 3, and the mold is opened. The operator or the manipulator takes out the molded and demolded plastic parts from the mold, the mold is reset, and the coolant continues to circulate to keep the mold temperature stable, preparing for the next injection molding. Through the above process, the electronic cigarette plastic parts injection mold with a demolding mechanism can efficiently and stably complete the molding and demolding process of the plastic parts, improve production efficiency and product quality, and extend the service life of the mold.

[0027] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An injection mold for an electronic cigarette plastic part with a demoulding mechanism, comprising a bottom plate (1), characterized in that: A frame (2) is fixedly mounted on the surface of the bottom plate (1); a lower mold (3) is fixedly mounted on the bottom plate (1) inside the frame (2); a column (11) is fixedly mounted on the surface of the bottom plate (1); a mounting plate (13) is fixedly mounted on the top of the column (11); a driving cylinder (14) is fixedly mounted on the surface of the mounting plate (13); an output end of the driving cylinder (14) is fixedly mounted on a driving plate (15); an upper mold (18) is fixedly mounted on the bottom surface of the driving plate (15); a cooling groove (8) is provided inside the lower mold (3); a liquid inlet (9) and a liquid outlet (10) are fixedly mounted on the side of the lower mold (3); a fixing frame (4) is fixedly mounted on the bottom surface of the bottom plate (1); an ejection cylinder (5) is fixedly mounted on the bottom surface of the fixing frame (4); an ejection plate (6) is fixedly mounted on the output end of the ejection cylinder (5); an ejection pin (7) is fixedly mounted on the surface of the ejection plate (6).

2. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 1, characterized in that: The liquid inlet (9) and the liquid outlet (10) are respectively connected to a cooling groove (8), and the cooling groove (8) surrounds the lower mold (3).

3. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 1, characterized in that: The ejector plate (6) is slidably connected inside the fixed frame (4), the ejector pins (7) are slidably connected inside the wall of the lower mold (3), and the ejector pins (7) are evenly distributed on the surface of the ejector plate (6).

4. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 1, characterized in that: The number of the upright posts (11) is four groups, and the four groups of upright posts (11) are symmetrically distributed on the surface of the bottom plate (1), and the driving plate (15) is slidably connected on the surface of the upright posts (11).

5. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 1, characterized in that: A hollow column (16) is fixedly mounted on the bottom surface of the driving plate (15), a buffer plate (17) is fixedly mounted on the bottom end of the hollow column (16), the hollow column (16) and the buffer plate (17) are slidably connected on the surface of the column (11), a spring (12) is sleeved on the surface of the column (11), and two ends of the spring (12) are respectively fixedly connected to the bottom surface of the buffer plate (17) and the surface of the bottom plate (1).

6. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 5, characterized in that: A rectangular groove (20) penetrates the surface of the buffer plate (17), and the area covered by the rectangular groove (20) is larger than the area of ​​the lower mold (3).

7. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 5, characterized in that: A cushion block (19) is fixedly mounted on the surface of the driving plate (15); the cushion block (19) is sleeved on the surface of the column (11), and the cushion block (19) is located between the mounting plate (13) and the driving plate (15).

8. The electronic cigarette plastic part injection mold with a demoulding mechanism according to claim 5, characterized in that: The shape of the buffer plate (17) matches the shape of the frame (2).

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