CN220464625U

CN220464625U - Side casting plastic mold for shrinkage cavity demolding

Info

Publication number: CN220464625U
Application number: CN202321534580.3U
Authority: CN
Inventors: 马潍霖
Original assignee: Guangzhou Yonghui Plastic Products Co ltd
Current assignee: Guangzhou Yonghui Plastic Products Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2024-02-09
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a side casting plastic mold for shrinkage cavity demolding, which comprises a mold base, wherein a fixed mold for molding a plastic part is screwed on the inner side of the mold base, a motor for driving a threaded rod on a rotating shaft to rotate is screwed on one side of the mold base, a driving sleeve for driving a fixed rod to move is screwed on the outer side of the threaded rod, a driving rod for driving a bottom plate in the fixed mold to move is welded on one side of the fixed rod, a fixed frame for enabling an electric telescopic rod to drive a movable mold to be separated from the fixed mold is screwed on the outer side of the mold base, a cooling cavity for cooling the fixed mold is screwed in the mold base, and a water inlet pipe for adding cooling water into the cooling cavity is inserted on the outer side of the cooling cavity; according to the utility model, the problems that the existing side pouring plastic mold is inconvenient to demould plastic parts formed in the mold when in use are solved through the arranged electric telescopic rod, the motor, the threaded rod, the fixed rod, the driving rod, the bottom plate, the sliding rod and the connecting sleeve.

Description

Side casting plastic mold for shrinkage cavity demolding

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a shrinkage cavity demolding side casting plastic mold.

Background

The plastic mould is matched with a plastic forming machine in the plastic processing industry, and gives the plastic products a tool with complete configuration and accurate size, and the plastic forming machine and the plastic products have various structures due to various plastic varieties and processing methods, so the plastic mould has various types and structures.

The patent number 201220683979.3 discloses a plastic die, and the device ensures that two reference edges of a male die box are tightly attached to two reference edges of a die frame by pressing a first upper wedge block and a second upper wedge block, so that higher dimensional accuracy and position accuracy are ensured.

However, when the existing side casting plastic mold is used, a worker usually takes out a plastic part molded in the mold manually, however, after the plastic part is molded, the plastic part is closely contacted with the inner wall of the mold, the worker is more complicated to take out the plastic part, when the mold is cooled by water in a cooling cavity in a mold base, the cooling cavity is kept at a higher temperature, and the cooling efficiency of materials in the mold is reduced, so that the side casting plastic mold with shrinkage cavity for demolding is arranged.

Disclosure of Invention

The utility model mainly aims to provide a side casting plastic mold for shrinkage cavity demolding, which solves the problem that the existing side casting plastic mold is inconvenient to mold plastic parts molded in the mold when in use by arranging an electric telescopic rod, a motor, a threaded rod, a fixed rod, a driving rod, a bottom plate, a sliding rod and a connecting sleeve.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the side casting plastic mold comprises a mold base, wherein a fixed mold for molding a plastic part is screwed on the inner side of the mold base, a motor for driving a threaded rod on a rotating shaft to rotate is screwed on one side of the mold base, a driving sleeve for driving a fixing rod to move is screwed on the outer side of the threaded rod, a driving rod for driving a bottom plate in the fixed mold to move is welded on one side of the fixing rod, a fixing frame for enabling an electric telescopic rod to drive a movable mold to be separated from the fixed mold is screwed on the outer side of the mold base, a cooling cavity for cooling the fixed mold is screwed inside the mold base, a water inlet pipe for adding cooling water into the cooling cavity is inserted on the outer side of the cooling cavity, and a water outlet pipe for discharging cooling water for absorbing heat in the cooling cavity is screwed on one side of the cooling cavity;

further, a heat conducting layer for conducting heat to the cooling cavity is adhered to the outer side of the cooling cavity, and a fan for discharging heat is screwed on the surface of the die holder; the fixed die is convenient to cool by the heat conducting layer and the fan;

further, a pouring port for pouring materials into the fixed mold is formed in the surface of the fixed mold; injecting materials into the fixed mold through the pouring gate;

further, a sliding rod which enables the connecting sleeve outside the fixed rod to slide is welded inside the die holder; the moving stability of the fixed rod is improved through the connecting sleeve and the sliding rod;

further, a connecting groove for enabling the connecting block outside the movable die to slide is formed in the inner side of the fixed frame; the stability of the moving die is improved through the connecting grooves and the connecting blocks;

further, the input ends of the fan, the electric telescopic rod and the motor are electrically connected with the output end of an external power supply; the electric equipment works normally by connecting an external power supply.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, when the molded plastic part is subjected to demolding treatment, the electric telescopic rod in the fixing frame converts received electric energy into mechanical energy, the inner rod of the electric telescopic rod drives the movable die to be separated from the fixed die, meanwhile, the connecting block outside the movable die slides in the connecting groove formed in the fixing frame, so that the moving stability of the movable die is improved, the electric energy received by the motor outside the die holder is converted into mechanical energy, the rotating shaft drives the driving sleeve outside the threaded rod to drive the fixing rod to move, then the connecting sleeve on the fixing rod slides outside the sliding rod, and then the driving rod is driven by the fixing rod to move, and the bottom plate in the fixed die is driven by the driving rod to move, so that the molded plastic part in the fixed die is pushed by the bottom plate to move, and the demolding treatment of the molded plastic part is facilitated.

2. According to the utility model, through the cooling cavity, the water outlet pipe, the water inlet pipe, the fan and the heat conducting layer, after materials enter the fixed die through the pouring opening, water flow is injected into the water inlet pipe on the die holder, then water flow enters the cooling cavity in the die holder, then water flow in the cooling cavity absorbs heat of the materials in the fixed die, then water flow absorbing heat is discharged through the water outlet pipe on one side, meanwhile, the heat conducting layer made of graphene on the outer side of the cooling cavity transfers heat of the cooling cavity, then the fan blades on the die holder rotate at a high speed, so that the air flow speed outside the cooling cavity is accelerated, and the cooling cavity well absorbs heat in the fixed die, thereby facilitating rapid cooling and forming of plastic parts in the fixed die.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a shrinkage cavity demolding side casting plastic mold;

FIG. 2 is a schematic diagram of the internal structure of a mold base of a side casting plastic mold for shrinkage cavity demolding;

in the figure: 1. a die holder; 2. a blower; 3. a sprue gate; 4. a fixed mold; 5. a movable mold; 6. a motor; 7. a connecting block; 8. a fixing frame; 9. a connecting groove; 10. an electric telescopic rod; 11. a water outlet pipe; 12. a water inlet pipe; 13. connecting sleeves; 14. a slide bar; 15. a fixed rod; 16. a driving rod; 17. a bottom plate; 18. a heat conducting layer; 19. a threaded rod; 20. a drive sleeve; 21. a cooling chamber; 22. a rotating shaft.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-2, a side casting plastic mold for shrinkage cavity demolding comprises a mold holder 1, wherein a fixed mold 4 for molding a plastic part is screwed on the inner side of the mold holder 1, a motor 6 for driving a threaded rod 19 on a rotating shaft 22 to rotate is screwed on one side of the mold holder 1, a driving sleeve 20 for driving a fixed rod 15 to move is screwed on the outer side of the threaded rod 19, a driving rod 16 for driving a bottom plate 17 in the fixed mold 4 to move is welded on one side of the fixed rod 15, a fixing frame 8 for enabling an electric telescopic rod 10 to drive a movable mold 5 to separate from the fixed mold 4 is screwed on the outer side of the mold holder 1, a cooling cavity 21 for cooling the fixed mold 4 is screwed on the inner side of the mold holder 1, a water inlet pipe 12 for adding cooling water into the cooling cavity 21 is inserted on the outer side of the cooling cavity 21, a water outlet pipe 11 for discharging cooling water for absorbing heat in the cooling cavity 21 is screwed on one side of the cooling cavity 21, a material pouring opening 3 for injecting material into the fixed mold 4 is arranged on the surface of the fixed mold 4, a connecting sleeve 13 for enabling a sliding rod 13 outside the fixed mold 5 to slide rod 13 to slide out of the fixed mold 4 is welded inside the mold holder 1, and a connecting block 9 for enabling the movable mold 7 to slide is connected with the connecting block 7;

the outside of the cooling cavity 21 is adhered with a heat conduction layer 18 for conducting heat to the cooling cavity 21, and a fan 2 for discharging heat is screwed on the surface of the die holder 1; the fixed die 4 is convenient to cool down through the heat conduction layer 18 and the fan 2;

the input ends of the fan 2, the electric telescopic rod 10 and the motor 6 are electrically connected with the output end of an external power supply; the electric equipment works normally by connecting an external power supply.

It should be noted that, when the shrinkage cavity demolding side pouring plastic mold is used, after materials enter the fixed mold 4 through the pouring gate 3, water flow is injected into the water inlet pipe 12 on the mold base 1, then water flow enters the cooling cavity 21 in the mold base 1, then water flow in the cooling cavity 21 absorbs heat of the materials in the fixed mold 4, then the water flow absorbing the heat is discharged through the water outlet pipe 11 on one side, meanwhile, the heat conducting layer 18 made of graphene outside the cooling cavity 21 transfers the heat of the cooling cavity 21, then the fan blades in the fan 2 on the mold base 1 rotate at a high speed, so that the air flow speed outside the cooling cavity 21 is accelerated, the cooling cavity 21 well absorbs the heat in the fixed mold 4, thereby facilitating rapid cooling and molding of plastic parts in the fixed mold 4, when the molded plastic part is to be subjected to demolding treatment, the electric telescopic rod 10 in the fixed frame 8 converts received electric energy into mechanical energy, the inner rod of the electric telescopic rod 10 drives the movable die 5 to be separated from the fixed die 4, meanwhile, the connecting block 7 outside the movable die 5 slides in the connecting groove 9 formed in the fixed frame 8, the moving stability of the movable die 5 is improved, the motor 6 outside the die holder 1 converts the received electric energy into mechanical energy, the rotating shaft 22 drives the driving sleeve 20 outside the threaded rod 19 to drive the fixing rod 15 to move, then the connecting sleeve 13 on the fixing rod 15 slides outside the sliding rod 14, the fixing rod 15 drives the driving rod 16 to move, the driving rod 16 drives the bottom plate 17 in the fixed die 4 to move, and the bottom plate 17 pushes the molded plastic part in the fixed die 4 to move, so that the molded plastic part is subjected to demolding treatment conveniently.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A side casting plastic mould for shrinkage cavity demoulding comprises a mould base (1); the mold is characterized in that a fixed mold (4) for forming a plastic part is fixed on the inner side of the mold seat (1) through screws, a motor (6) for driving a threaded rod (19) on a rotating shaft (22) to rotate is fixed on one side of the mold seat (1), a driving sleeve (20) for driving a fixing rod (15) to move is connected on the outer side of the threaded rod (19) through threads, a driving rod (16) for driving a bottom plate (17) in the fixed mold (4) to move is welded on one side of the fixing rod (15), a fixing frame (8) for enabling an electric telescopic rod (10) to drive a movable mold (5) to be separated from the fixed mold (4) is fixed on the outer side of the mold seat (1) through screws, a cooling cavity (21) for cooling the fixed mold (4) is fixed, a water inlet pipe (12) for adding cooling water into the cooling cavity (21) is inserted in a screwed manner on one side of the cooling cavity (21), and a water outlet pipe (11) for discharging cooling water for absorbing heat in the cooling cavity (21) is fixed on one side through screws.

2. The shrinkage cavity demolding side casting plastic mold according to claim 1, wherein: the cooling cavity (21) is externally bonded with a heat conduction layer (18) for conducting heat to the cooling cavity (21), and a fan (2) for discharging heat is screwed on the surface of the die holder (1).

3. The shrinkage cavity demolding side casting plastic mold according to claim 1, wherein: the surface of the fixed die (4) is provided with a pouring opening (3) for injecting materials into the fixed die (4).

4. The shrinkage cavity demolding side casting plastic mold according to claim 1, wherein: a slide bar (14) which enables the connecting sleeve (13) outside the fixed rod (15) to slide is welded inside the die holder (1).

5. The shrinkage cavity demolding side casting plastic mold according to claim 1, wherein: the inner side of the fixed frame (8) is provided with a connecting groove (9) for enabling the connecting block (7) outside the movable die (5) to slide.

6. The shrinkage cavity demolding side casting plastic mold as claimed in claim 2, wherein: the input ends of the fan (2), the electric telescopic rod (10) and the motor (6) are electrically connected with the output end of an external power supply.