CN220681456U

CN220681456U - Plastic product mold with cooling function

Info

Publication number: CN220681456U
Application number: CN202321805060.1U
Authority: CN
Inventors: 徐有林; 孙涛; 付英春; 王贵彬
Original assignee: Zhuhai High New District Ridong Industrial Co ltd
Current assignee: Zhuhai High New District Ridong Industrial Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-03-29
Anticipated expiration: 2033-07-11

Abstract

The utility model relates to the technical field of plastic product molds, in particular to a plastic product mold with a cooling function. The technical proposal comprises: including fixing the movable mould on the equipment frame and driving flexible cover half through the pneumatic cylinder, the shaping groove has been seted up to the cover half, the snakelike hole has been seted up in the cover half, external water pipe is installed to snakelike hole both ends opening part, flexible groove has been seted up to the delivery port department in snakelike hole, be provided with closed subassembly in the flexible groove, be provided with ejecting subassembly between shaping groove corner and the snakelike hole. According to the utility model, water is continuously introduced into the serpentine hole through the external water pipe, and the mold can be cooled by using the water, so that a finished product in the forming groove is shaped more quickly, one end of a water outlet of the serpentine hole is plugged when the mold is opened, the water pressure in the serpentine hole is increased when the mold is opened, and then the sealing top plate is ejected out, so that the aim of automatic discharging is fulfilled.

Description

Plastic product mold with cooling function

Technical Field

The utility model relates to the technical field of plastic product molds, in particular to a plastic product mold with a cooling function.

Background

The plastic product mold is usually an injection mold and mainly comprises a movable mold fixed on an equipment frame and a movable mold which can stretch out and draw back through a hydraulic cylinder, after the movable mold and the movable mold are closed, liquid plastic is injected into a forming cavity in the plastic product mold, and after cooling forming, the product manufacturing is completed.

After the die is assembled, two common cooling modes of air cooling and water cooling exist for cooling the die, wherein the water cooling is to inject cooling water into a preset hole groove in the fixed die through an external water pipe, heat inside the cooling water is rapidly taken away, cooling is achieved, however, after cooling is completed, the water cooling structure of the die cannot have a structure for demolding a product, only the purpose of cooling can be provided, the function is single, and therefore, a structural component for demolding by utilizing water pressure after die opening can be designed, and the practicability of the whole device is improved.

Disclosure of Invention

The utility model aims at solving the problems in the background technology and provides a plastic product mold with a cooling function.

The technical scheme of the utility model is as follows: the utility model provides a plastic product mould that possesses cooling function, including fixing the movable mould on the equipment rack and driving flexible cover half through the pneumatic cylinder, the shaping groove has been seted up to the cover half, the snakelike hole has been seted up in the cover half, external water pipe is installed to snakelike hole both ends opening part, flexible groove has been seted up to the delivery port department in snakelike hole, be provided with closed subassembly in the flexible groove, be provided with ejecting subassembly between shaping groove corner and the snakelike hole.

Preferably, the closing component comprises a push rod and a telescopic plate, the telescopic plate is slidably connected in the telescopic groove, a reset spring is fixed between one end of the inner side of the telescopic plate and the inner side wall of the telescopic groove, an adapting hole is formed in the telescopic plate and corresponds to the snake-shaped hole, and the push rod is fixed on the movable die and is aligned with the telescopic groove in position.

Preferably, the upper end and the lower end of the expansion plate are respectively fixed with a sealing gasket, the sealing gaskets are propped against the side wall of the expansion groove, the tightness is improved, and the leakage of water from a gap is avoided.

Preferably, the ejection assembly comprises a I-shaped groove and a sealing top plate, wherein the I-shaped groove is formed in the fixed die and is positioned between the snake-shaped hole and the forming groove, and the sealing top plate is movably arranged on one side, close to the forming groove, of the I-shaped groove.

Preferably, one side of the I-shaped groove close to the serpentine hole is connected with a piston plate in a sliding manner, a connecting rod is fixed between the piston plate and the sealing top plate, and the movement of the piston plate is transmitted to the sealing top plate to perform synchronous movement.

Preferably, a connecting spring is arranged between the piston plate and the side wall of the I-shaped groove, the connecting spring is positioned at the periphery of the connecting rod, and the piston plate can be pushed to reset after the water pressure is reduced by pulling of the connecting spring.

Compared with the prior art, the utility model has the following beneficial technical effects: the water is continuously introduced into the snakelike hole through the external water pipe, the mold can be cooled by utilizing the water, so that a finished product in the forming groove is formed faster, the water outlet end of the snakelike hole is plugged when the mold is opened, the water pressure in the snakelike hole is increased, and then the sealing top plate is ejected, so that the purpose of automatic discharging is realized.

Drawings

FIG. 1 is a schematic view of a combined cross-sectional structure of a movable mold and a fixed mold of the present utility model;

FIG. 2 is a schematic view of the appearance and structure of the expansion board of the present utility model;

FIG. 3 is a schematic view of the internal structure of the H-shaped groove of the utility model;

fig. 4 is a schematic diagram of the front cut-away structure of the fixed mold of the present utility model.

Reference numerals: 1. a movable mold; 2. a fixed mold; 21. a forming groove; 3. a serpentine aperture; 4. externally connected water pipes; 5. a telescopic slot; 51. a telescoping plate; 52. an adapter hole; 53. a return spring; 54. a sealing gasket; 55. a push rod; 6. an ejection assembly; 61. an I-shaped groove; 62. sealing the top plate; 63. a piston plate; 64. a connecting rod; 65. and a connecting spring.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-4, the plastic product mold with the cooling function provided by the utility model comprises a movable mold 1 fixed on an equipment frame and a telescopic fixed mold 2 driven by a hydraulic cylinder, wherein the fixed mold 2 is provided with a forming groove 21, a snake-shaped hole 3 is formed in the fixed mold 2, external water pipes 4 are arranged at openings at two ends of the snake-shaped hole 3, a telescopic groove 5 is formed at a water outlet of the snake-shaped hole 3, a closing component is arranged in the telescopic groove 5, and an ejection component 6 is arranged between corners of the forming groove 21 and the snake-shaped hole 3.

The closing component comprises a push rod 55 and a telescopic plate 51, wherein the telescopic plate 51 is slidably connected in the telescopic groove 5, a reset spring 53 is fixed between one end of the inner side of the telescopic plate 51 and the inner side wall of the telescopic groove 5, an adaptive hole 52 is formed in the telescopic plate 51 and at a position corresponding to the snakelike hole 3, the push rod 55 is fixed on the movable die 1 and is aligned with the telescopic groove 5, sealing gaskets 54 are fixed at the upper end and the lower end of the telescopic plate 51, and the sealing gaskets 54 are abutted against the side wall of the telescopic groove 5.

The ejection assembly 6 comprises an I-shaped groove 61 and a sealing top plate 62, wherein the I-shaped groove 61 is formed in the fixed die 2 and is positioned between the snake-shaped hole 3 and the forming groove 21, the sealing top plate 62 is movably arranged on one side of the I-shaped groove 61, which is close to the forming groove 21, a piston plate 63 is slidably connected on one side of the I-shaped groove 61, which is close to the snake-shaped hole 3, a connecting rod 64 is fixed between the piston plate 63 and the sealing top plate 62, a connecting spring 65 is arranged between the piston plate 63 and the side wall of the I-shaped groove 61, the connecting spring 65 is positioned on the periphery of the connecting rod 64, after the water pressure in the snake-shaped hole 3 is increased, water flow can enter the I-shaped groove 61, the piston plate 63 is pushed to slide under the condition of compressing the connecting spring 65, and the sealing top plate 62 can extend out of the I-shaped groove 61 by the transmission of the connecting rod 64.

In this embodiment, connect external power supply with whole device, utilize the drive of pneumatic cylinder, realize the die sinking and the compound die of movable mould 1 and cover half 2, after the compound die and with liquid plastics injection molding groove 21 inside, can be with the cooling water constantly pour into in the snakelike hole 3 through external water pipe 4, make it take away the heat of cover half 2, realize the purpose of cooling down, and then realize quick cooling, improve work efficiency, in this process, ejector pin 55 can peg graft in the expansion tank 5, and promote expansion plate 51, the adaptation hole 52 that makes on the expansion plate 51 moves to the position of registering with snakelike hole 3, make water normally flow, thereby guarantee that the water in the snakelike hole 3 can not appear the too big condition of water pressure, simultaneously after the die sinking, ejector pin 55 is taken out from the expansion tank 5, utilize reset spring 53's promotion at this moment, can make expansion plate 51 reset, and then lead to adaptation hole 52 and snakelike hole 3 dislocation, seal up snakelike hole 3, consequently, can lead to the water pressure in the snakelike hole 3 to increase, in this moment, piston rivers can enter into in the worker's groove 61, the promotion board 63 is connected under the compression spring 63 and is carried out the sealed up the condition in the side of side by side of the expansion tank 3, the ejector pin is carried out the connection groove is realized, the connection 64 is realized in the automatic, the ejector pin is finished product is cooled down, the ejector plate is directly to the realization, the realization is finished, the ejector plate is directly finished, the device is directly stretched out in the realization in the ejection of the ejector plate is realized, and has improved, and has been realized, and is finished in the ejector device.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a plastic products mould that possesses cooling function, including fixing movable mould (1) on the equipment frame and driving flexible cover half (2) through the pneumatic cylinder, shaping groove (21), its characterized in that have been seted up to cover half (2): the novel plastic injection molding machine is characterized in that a snakelike hole (3) is formed in the fixed die (2), external water pipes (4) are arranged at openings at two ends of the snakelike hole (3), a telescopic groove (5) is formed in a water outlet of the snakelike hole (3), a closing component is arranged in the telescopic groove (5), and an ejection component (6) is arranged between corners of the molding groove (21) and the snakelike hole (3).

2. The plastic product mold with the cooling function according to claim 1, wherein the closing assembly comprises a push rod (55) and a telescopic plate (51), the telescopic plate (51) is slidably connected in the telescopic groove (5), a return spring (53) is fixed between one end of the inner side of the telescopic plate (51) and the inner side wall of the telescopic groove (5), an adapting hole (52) is formed in the telescopic plate (51) and in a position corresponding to the serpentine hole (3), and the push rod (55) is fixed on the movable mold (1) and is aligned with the telescopic groove (5).

3. The plastic product mold with the cooling function according to claim 2, wherein sealing gaskets (54) are fixed at the upper end and the lower end of the expansion plate (51), and the sealing gaskets (54) are abutted against the side walls of the expansion groove (5).

4. The plastic product mold with the cooling function according to claim 1, wherein the ejection assembly (6) comprises an I-shaped groove (61) and a sealing top plate (62), the I-shaped groove (61) is formed in the fixed mold (2) and is located between the serpentine hole (3) and the molding groove (21), and the sealing top plate (62) is movably mounted on one side, close to the molding groove (21), of the I-shaped groove (61).

5. The plastic product mold with the cooling function according to claim 4, wherein a piston plate (63) is slidably connected to one side of the i-shaped groove (61) close to the serpentine hole (3), and a connecting rod (64) is fixed between the piston plate (63) and the sealing top plate (62).

6. The plastic product mold with the cooling function according to claim 5, wherein a connecting spring (65) is installed between the piston plate (63) and the side wall of the i-shaped groove (61), and the connecting spring (65) is located at the periphery of the connecting rod (64).