CN210477652U

CN210477652U - Plastic forming die with adjustable cavity

Info

Publication number: CN210477652U
Application number: CN201921244019.5U
Authority: CN
Inventors: 汪海波
Original assignee: Rugao Xiangqiang Mechanical Co ltd
Current assignee: Rugao Xiangqiang Mechanical Co ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-05-08
Anticipated expiration: 2029-08-02

Abstract

The utility model relates to the technical field of dies, and discloses a plastic forming die with an adjustable cavity, which comprises a lower base, an upper base, a bolt, a male die and a female die, wherein the lower base is fixedly connected with the female die through the bolt, the middle position of the upper end of the female die is fixedly connected with a cylinder, the upper end of the cylinder is fixedly connected with a fixed block, the upper end of the female die is tightly attached to the male die, the left side and the right side of the female die and the male die are tightly attached to a heat dissipation layer, the upper end of the heat dissipation layer is tightly attached to the upper base, the plastic forming die with the adjustable cavity is suitable for being filled with molten plastic into the cavity quickly through a thimble, a push rod handle, a spring, a telescopic rod, a cylinder, a fixed block, a heat dissipation plate, a water pump and a heat dissipation layer, thereby realizing the quick injection, the practicability and flexibility of the plastic forming die with the adjustable cavity are improved.

Description

Plastic forming die with adjustable cavity

Technical Field

The utility model relates to the technical field of mold, specifically be a plastic molding mould that die cavity is adjustable.

Background

Molds are industrially used as molds or tools for obtaining various types of molds or tools required by injection molding, compression molding, extrusion, and the like, and although there are many types of molds, they cannot meet the needs of users.

General adjustable plastic forming die in type chamber at first can't realize fast in injecting into the cavity with melting plastics, lead to work efficiency low, secondly can't realize changing the shape of cavity, also can't realize cooling to the fashioned work piece in the cavity simultaneously, therefore the urgent need a adjustable plastic forming die in type chamber solves above-mentioned weak point.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a plastic forming die with adjustable die cavity has solved the plastic forming die with adjustable die cavity that has now and has had certain lack in the use, for example the plastic forming die with adjustable die cavity that has now generally, at first can't realize quick pour into the cavity with melting plastics into, lead to work efficiency low, secondly can't realize changing the shape of cavity, also can't realize cooling to the fashioned work piece in the cavity simultaneously.

The utility model provides a following technical scheme: a cavity-adjustable plastic forming die comprises a lower base, an upper base, a bolt, a male die and a female die, wherein the lower base is fixedly connected with the female die through the bolt, the middle position of the upper end of the female die is fixedly connected with a cylinder, the upper end of the cylinder is fixedly connected with a fixed block, the upper end of the female die is tightly attached to the male die, the left side and the right side of the female die and the male die are tightly attached to a heat dissipation layer, the upper end of the heat dissipation layer is tightly attached to the upper base, the lower end of the heat dissipation layer is tightly attached to the lower base, the lower end of the inner part of the heat dissipation layer, which is tightly attached to the outer wall of the female die, is fixedly provided with a heat dissipation fin by the middle position, the lower left side of the heat dissipation layer is provided with a water outlet by the middle position, the right end of the, the one end fixed connection heat dissipation layer of inlet channel, go up turning right through connection plastics injection pipe from a left side of base, the right-hand member fixed connection cavity of plastics injection pipe, the fixed push rod that sets up in plastics injection pipe's inside intermediate position, the right-hand member fixed connection telescopic link of push rod, the telescopic link run through the spring and with thimble fixed connection, the left end fixed connection push rod handle of push rod.

Preferably, the thimble is isosceles triangle in shape, and a check ring is arranged at the joint of the cylinder and the fixed block.

Preferably, the fixing block can move up and down along the inner side wall of the female die.

Preferably, the number of the radiating fins is four, and the radiating fins are arranged in the radiating layer in a pairwise opposite mode.

Preferably, the depth of the water inlet pipeline extending into the water storage tank is 15 cm.

Preferably, the male die and the female die are combined to form a cavity, and the cavity is cylindrical.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this plastic forming die suitable for adjustable type cavity through thimble, push rod handle, spring and telescopic link, utilizes the interact between them to realize quick in injecting the cavity with melting plastics, prevent that injection speed from resulting in the cooling shaping too slowly, also improved the work efficiency of this mould simultaneously.

2. The adjustable plastic forming die applicable to the cavity utilizes the mutual matching effect between the cylinder and the fixed block through the cylinder and the fixed block, thereby realizing the change of the shape of the cavity.

3. This plastic forming die suitable for adjustable of a kind of die cavity utilizes the interact of mutually supporting between them through fin, water pump, inlet channel and heat dissipation layer to can realize cooling to the fashioned work piece in the cavity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a lower base; 2. an upper base; 3. a bolt; 4. a male mold; 5. a female mold; 6. a cylinder; 7. a retainer ring; 8. a fixed block; 9. a heat dissipation layer; 10. a heat sink; 11. a water outlet; 12. a water storage tank; 13. a water inlet pipe; 14. a water pump; 15. a cavity; 16. a plastic injection pipe; 17. a push rod; 18. a telescopic rod; 19. a spring; 20. a push rod handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a cavity-adjustable plastic forming mold comprises a lower base 1, an upper base 2, a bolt 3, a male mold 4 and a female mold 5, wherein the lower base 1 is fixedly connected with the female mold 5 through the bolt 3, an air cylinder 6 is fixedly connected at the middle position of the upper end of the female mold 5, a fixed block 8 is fixedly connected at the upper end of the air cylinder 6, the shape of a cavity 15 is changed by utilizing the mutual cooperation between the upper end of the air cylinder and the fixed block, the upper end of the female mold 5 is tightly attached to the male mold 4, the left side and the right side of the female mold 5 and the left side of the male mold 4 are tightly attached to a heat dissipation layer 9, the upper end of the heat dissipation layer 9 is tightly attached to the upper base 2, the lower end of the heat dissipation layer 9 is tightly attached to the lower base 1, a heat dissipation sheet 10 is fixedly arranged at the lower end close to the outer wall side of the female mold 5, the upper right end of the water storage tank 12 is fixedly connected with a water inlet pipeline 13, a water pump 14 is fixedly arranged at the inflection point of the water inlet pipeline 13, one end of the water inlet pipeline 13 is fixedly connected with a heat dissipation layer 9, and the mutual cooperation effect between the water inlet pipeline and the heat dissipation layer is utilized, so that the cooling of the workpiece formed in the cavity 15 can be realized, the upper base 2 is connected with a plastic injection pipeline 16 in a penetrating way from left to right, the right end of the plastic injection pipeline 16 is fixedly connected with the cavity 15, a push rod 17 is fixedly arranged at the middle position in the plastic injection pipeline 16, the right end of the push rod 17 is fixedly connected with a telescopic rod 18, the telescopic rod 18 penetrates through a spring 19 and is fixedly connected with an ejector pin, the left end of the push rod 17 is fixedly connected with a push rod handle 20, and the mutual cooperation effect between the water inlet pipeline and the plastic injection pipeline, the shape of thimble is isosceles triangle, the junction of cylinder 6 and fixed block 8 is provided with retaining ring 7, and the quantity of fin 10 is four, and two liang of relative settings are in the inside of heat dissipation layer 9, and the degree of depth that inlet channel 13 stretched into water storage box 12 is 15cm, and public mould 4 and female mould 5 make up and form cavity 15, and cavity 15 is cylindrical.

In operation, a user injects molten plastic into the plastic injection pipe 16, then holds the push rod handle 20 to push the push rod 17 to compress the telescopic rod 18 and the spring 19, thus, the thimble can be driven to extrude the molten plastic liquid to be rapidly injected into the cavity 15, a user can change the shape of the cavity 15 by driving the cylinder 6 to drive the fixed block 8 to move upwards, meanwhile, a user drives the water pump 14 to inject water in the water storage tank 12 into the heat dissipation layer 9 through the water inlet pipeline 13, the forming workpiece in the cavity 15 can transfer heat to the male die 4 and the female die 5, so that the heat dissipation sheet 10 can absorb the heat on the male die 4 and the female die 5, because the heat dissipation fins 10 are arranged inside the heat dissipation layer 9, the heat dissipation fins 10 can be cooled by water injected inside the heat dissipation layer 9, meanwhile, the water injected into the heat dissipation layer 9 indirectly cools and reduces the temperature of the workpiece formed in the cavity 15.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A plastic forming die with an adjustable cavity comprises a lower base (1), an upper base (2), a bolt (3), a male die (4) and a female die (5), and is characterized in that; the lower base (1) is fixedly connected with a female die (5) through a bolt (3), the upper middle position of the female die (5) is fixedly connected with a cylinder (6), the upper end of the cylinder (6) is fixedly connected with a fixed block (8), the upper end of the female die (5) is tightly attached to a male die (4), the left side and the right side of the female die (5) and the male die (4) are tightly attached to a heat dissipation layer (9), the upper end of the heat dissipation layer (9) is tightly attached to an upper base (2), the lower end of the heat dissipation layer (9) is tightly attached to a lower base (1), the lower end of the inner part of the heat dissipation layer (9) is tightly attached to the outer wall of the female die (5), a heat dissipation fin (10) is fixedly arranged at the middle position, a water outlet (11) is formed at the lower left side of the heat dissipation layer (9) by the middle position, the right end of the lower base (1) is fixedly connected with, the fixed water pump (14) that sets up in inflection point department of inlet channel (13), one end fixed connection heat dissipation layer (9) of inlet channel (13), go up going up base (2) turn right through connection plastics injection pipeline (16) from a left side, the right-hand member fixed connection cavity (15) of plastics injection pipeline (16), the fixed push rod (17) that sets up in inside intermediate position of plastics injection pipeline (16), right-hand member fixed connection telescopic link (18) of push rod (17), telescopic link (18) run through spring (19) and with thimble fixed connection, the left end fixed connection push rod handle (20) of push rod (17).

2. The cavity-adjustable plastic molding die of claim 1, wherein: the thimble is in an isosceles triangle shape, and a check ring (7) is arranged at the joint of the air cylinder (6) and the fixed block (8).

3. The cavity-adjustable plastic molding die of claim 1, wherein: the fixed block (8) can move up and down along the inner side wall of the female die (5).

4. The cavity-adjustable plastic molding die of claim 1, wherein: the number of the radiating fins (10) is four, and every two radiating fins are oppositely arranged in the radiating layer (9).

5. The cavity-adjustable plastic molding die of claim 1, wherein: the depth of the water inlet pipeline (13) extending into the water storage tank (12) is 15 cm.

6. The cavity-adjustable plastic molding die of claim 1, wherein: the male die (4) and the female die (5) are combined to form a cavity (15), and the cavity (15) is cylindrical.