CN217373358U

CN217373358U - Quick refrigerated injection mold

Info

Publication number: CN217373358U
Application number: CN202220702573.9U
Authority: CN
Inventors: 周兵
Original assignee: Suzhou Huana Precise Tooling Co ltd
Current assignee: Suzhou Huana Precise Tooling Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-09-06
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a fast cooling injection mold, relating to the technical field of injection molds, comprising a bottom plate, a cooling unit and a forming unit; the upper surface of the bottom plate is provided with a fixing column; the cooling unit contains stifled cap, first fixture block, mounting panel, fan, U type pipeline, connecting tube and copper billet, the die is still installed to the upper surface of bottom plate, U type pipeline has been seted up to the inside of die, stifled cap is installed to the equal buckle in both ends of U type pipeline, connecting tube has still been seted up to the inside surface of U type pipeline. This quick refrigerated injection mold structure degree of reliability is high, through with cold water and the dual cooling with higher speed of fan, promotes cooling effect and the efficiency to the mould, and has still increased the cooling area when cold water cooling, can also prevent that certain part high temperature of mould from producing the deformation with heat evenly distributed when moulding plastics, and conveniently change mould head and mould chamber, conveniently mould plastics the different part of preparation.

Description

Quick refrigerated injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a quick refrigerated injection mold.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. In the prior art, the cooling speed of partial plastic products is higher, but the effect is not achieved by the traditional cooling assembly.

The patent publication of prior art for CN209903801U authorizes bulletin number discloses a quick refrigerated injection mold, including cope match-plate pattern and lower bolster, four edges of cope match-plate pattern bottom all fix and are equipped with the reference column, and the one end of four reference columns alternates with four spacing grooves respectively and is connected, and the spacing groove is seted up in four edges on lower bolster top, and the annular cavity has been seted up to the inside of cope match-plate pattern, and the middle part on cope match-plate pattern top is fixed and is equipped with the cold water storage cistern, and the cold water storage cistern delivery port has been seted up at the middle part of cold water storage cistern one side.

The structure reliability is low, the cooling effect on the mold is single, the cooling effect and the efficiency are reduced, heat cannot be uniformly distributed during injection molding, and high temperature deformation of a certain part of the mold can be caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, a quick refrigerated injection mold is provided, the reliable degree of structure is high, through cooling cold water and fan dual with higher speed, promote cooling effect and efficiency to the mould, and cold water has still increased the cooling area when cooling, can also be when moulding plastics with heat evenly distributed, prevent that some high temperature of mould from producing the deformation, and conveniently change mould head and mould chamber, the different part of preparation of conveniently moulding plastics, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rapid cooling injection mold comprises a bottom plate, a cooling unit and a forming unit;

a bottom plate: the upper surface of the bracket is provided with a fixed column;

a cooling unit: the fan-shaped heat exchanger comprises a plugging cap, a first clamping block, a mounting plate, a fan, a U-shaped pipeline, a connecting pipeline and a copper block, wherein a female die is further mounted on the upper surface of a bottom plate, the U-shaped pipeline is arranged inside the female die, the plugging caps are respectively mounted at two ends of the U-shaped pipeline in a buckling mode, the connecting pipeline is further arranged on the inner outer surface of the U-shaped pipeline, a first fixing groove is formed in the upper surface of the female die, the copper block is embedded in the first fixing groove, a mounting groove and a first clamping groove are formed in the side surface of the female die, the first clamping block is mounted at two ends of the mounting plate and is connected with the first clamping groove in a buckling mode, and the fan is mounted on the inner surface of the mounting plate;

a forming unit: which is mounted on the top plate.

Further, the cooling unit further comprises a second clamping block, a second clamping groove is formed in the upper surface of the female die, the second clamping block is mounted on the outer surface of the copper block, and the second clamping block is connected with the second clamping groove in a clamping mode. The joint through second fixture block and second draw-in groove conveniently changes and maintains the copper billet, prevents to use for a long time, leads to the heat conductivity decline of copper billet.

Further, the cooling unit further comprises heat dissipation holes, the heat dissipation holes are formed in the outer surface of the mounting plate, and dust screens are mounted on the heat dissipation holes. Can promote the radiating effect of mould and fan through the louvre, and the dust screen prevents that the dust from getting into the fan, leads to the cooling effect of fan to descend.

Further, the shaping unit contains pneumatic cylinder, mould head, movable plate and mould chamber, the last fixed surface of roof installs the pneumatic cylinder, slidable mounting has the movable plate on the fixed column, the lower extreme and the movable plate fixed connection of pneumatic cylinder, the lower fixed surface of movable plate installs the terrace die, the lower surface mounting of terrace die has the mould head, the last surface mounting of die has the mould chamber. The hydraulic cylinder is controlled to work through the external controller, the hydraulic cylinder works to drive the movable plate to move, the movable plate moves to drive the male die to move, and the male die moves to drive the die head to move, so that the die head and the die cavity are matched to manufacture the die.

Further, the forming unit further comprises a third clamping block, a third clamping groove is formed in the lower surface of the male die, the third clamping block is installed on the side face of the die head, and the third clamping block is connected with the third clamping groove in a buckled mode. The die head is conveniently detached through the clamping connection of the third clamping block and the third clamping groove, so that the die head is replaced and maintained.

Further, the forming unit further comprises a fourth clamping block, a fourth clamping groove is formed in the upper surface of the female die, the fourth clamping block is further installed on the upper surface of the die cavity, and the fourth clamping block is connected with the fourth clamping groove in a buckled mode. The die cavity is conveniently detached through the clamping connection of the fourth clamping block and the fourth clamping groove, so that different die heads can be conveniently replaced.

Compared with the prior art, the beneficial effects of the utility model are that: this quick refrigerated injection mold has following benefit:

1. this quick refrigerated injection mold has the cooling unit, opens stifled cap, carries cold water in the U type pipeline, flows from the other end again, the cooling of mould with higher speed, and the connecting tube can increase cooling area, and the copper billet can prevent that a certain part high temperature of mould from producing the deformation with heat evenly distributed when moulding plastics, and the fan also can further accelerate the cooling of mould.

2. This quick refrigerated injection mold has the unit of taking shape, and the mould head and the mould chamber through the unit of taking shape cooperate the preparation mould, and the mould head is conveniently dismantled to the joint of third fixture block and third draw-in groove to change and maintain the mould head, the mould chamber is conveniently dismantled to the joint of fourth fixture block and fourth draw-in groove, thereby conveniently change different mould heads.

3. This quick refrigerated injection mold structure degree of reliability is high, through cooling with cold water and fan dual with higher speed, promotes cooling effect and the efficiency to the mould, and has still increased the cooling area when cold water cooling, can also prevent that a certain part high temperature of mould from producing and warping with heat evenly distributed when moulding plastics, and conveniently change mould head and mould chamber, conveniently mould plastics and make different parts.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of the local enlarged structure at a position of the present invention.

In the figure: the device comprises a base plate 1, a cooling unit 2, a blocking cap 21, a first clamping block 22, a heat dissipation hole 23, a mounting plate 24, a fan 25, a pipeline 26U-shaped, a connecting pipeline 27, a copper block 28, a second clamping block 29, a forming unit 3, a hydraulic cylinder 31, a die head 32, a moving plate 33, a third clamping block 34, a die cavity 35, a fourth clamping block 36, a fixing column 4, a top plate 5 and a concave die 6.

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. 1-3, the present embodiment provides a technical solution: a rapid cooling injection mold comprises a bottom plate 1, a cooling unit 2 and a forming unit 3;

bottom plate 1: the upper surface of the bracket is provided with a fixed column 4;

the cooling unit 2: the fan-shaped heat exchanger comprises a plugging cap 21, a first clamping block 22, a mounting plate 24, a fan 25, a U-shaped pipeline 26, a connecting pipeline 27 and a copper block 28, a female die 6 is further mounted on the upper surface of a base plate 1, the U-shaped pipeline 26 is arranged inside the female die 6, the plugging cap 21 is mounted at each of two ends of the U-shaped pipeline 26 in a buckling mode, the connecting pipeline 27 is further arranged on the outer surface of the inside of the U-shaped pipeline 26, a first fixing groove is formed in the upper surface of the female die 6, the copper block 28 is embedded in the first fixing groove, a mounting groove and a first clamping groove are formed in the side surface of the female die 6, the first clamping block 22 is mounted at each of two ends of the mounting plate 24, the first clamping block 22 is connected with the first clamping groove in a buckling mode, and the fan 25 is mounted on the inner surface of the mounting plate 24; after injection molding is finished, the plugging cap 21 is opened, cold water is conveyed into the U-shaped pipeline 26 and flows out from the other end of the U-shaped pipeline, cooling of the mold is accelerated, the connecting pipeline 27 can increase the cooling area, the copper blocks 28 can uniformly distribute heat during injection molding, deformation of a certain part of the mold due to high temperature is prevented, and the fan 25 can further accelerate cooling of the mold. The cooling unit 2 further comprises a second clamping block 29, a second clamping groove is formed in the upper surface of the female die 6, the second clamping block 29 is installed on the outer surface of the copper block 28, and the second clamping block 29 is connected with the second clamping groove in a clamping mode. The copper block 28 is convenient to replace and maintain through the clamping connection of the second clamping block 29 and the second clamping groove, and long-time use is prevented, so that the heat conductivity of the copper block 28 is reduced. The cooling unit 2 further comprises a heat dissipation hole 23, the heat dissipation hole 23 is further formed in the outer surface of the mounting plate 24, and a dust screen is mounted on the heat dissipation hole 23. Can promote the radiating effect of mould and fan 25 through louvre 23, and the dust screen prevents that the dust from getting into fan 25, leads to fan 25's cooling effect to descend.

The forming unit 3: which is mounted on the top plate 5. The forming unit 3 comprises a hydraulic cylinder 31, a die head 32, a movable plate 33 and a die cavity 35, the hydraulic cylinder 31 is fixedly mounted on the upper surface of the top plate 5, the movable plate 33 is slidably mounted on the fixed column 4, the lower end of the hydraulic cylinder 31 is fixedly connected with the movable plate 33, a male die is fixedly mounted on the lower surface of the movable plate 33, the die head 32 is mounted on the lower surface of the male die, and the die cavity 35 is mounted on the upper surface of the female die 6. The hydraulic cylinder 31 is controlled to work through an external controller, the hydraulic cylinder 31 works to drive the movable plate 33 to move, the movable plate 33 moves to drive the male die to move, and the male die moves to drive the die head 32 to move, so that the die is manufactured by matching with the die cavity 35. The forming unit 3 further comprises a third clamping block 34, a third clamping groove is formed in the lower surface of the male die, the third clamping block 34 is installed on the side surface of the die head 32, and the third clamping block 34 is connected with the third clamping groove in a buckling mode. The die head 32 is conveniently detached through the clamping connection of the third clamping block 34 and the third clamping groove, so that the die head 32 is replaced and maintained. The forming unit 3 further comprises a fourth clamping block 36, a fourth clamping groove is further formed in the upper surface of the female die 6, the fourth clamping block 36 is further installed on the upper surface of the die cavity 35, and the fourth clamping block 36 is in clamping connection with the fourth clamping groove. The die cavity 35 is conveniently detached through the clamping connection of the fourth clamping block 36 and the fourth clamping groove, so that different die heads 32 can be conveniently replaced.

The utility model provides a pair of quick refrigerated injection mold's theory of operation as follows: after injection molding is finished, the plugging cap 21 is opened, cold water is conveyed into the U-shaped pipeline 26 and flows out from the other end of the U-shaped pipeline, cooling of the mold is accelerated, the connecting pipeline 27 can increase the cooling area, the copper blocks 28 can uniformly distribute heat during injection molding, deformation of a certain part of the mold due to high temperature is prevented, and the fan 25 can further accelerate cooling of the mold. The copper block 28 is convenient to replace and maintain through the clamping connection of the second clamping block 29 and the second clamping groove, and long-time use is prevented, so that the heat conductivity of the copper block 28 is reduced. Can promote the radiating effect of mould and fan 25 through louvre 23, and the dust screen prevents that the dust from getting into fan 25, leads to fan 25's cooling effect to descend. The hydraulic cylinder 31 is controlled to work through an external controller, the hydraulic cylinder 31 works to drive the movable plate 33 to move, the movable plate 33 moves to drive the male die to move, and the male die moves to drive the die head 32 to move, so that the die is manufactured by matching with the die cavity 35. The die head 32 is conveniently detached through the clamping connection of the third clamping block 34 and the third clamping groove, so that the die head 32 is replaced and maintained. The die cavity 35 is conveniently detached through the clamping connection of the fourth clamping block 36 and the fourth clamping groove, so that different die heads 32 can be conveniently replaced.

It should be noted that in this embodiment, an STC single chip is selected as the core chip of the external controller, the specific model is STC15W204S, and the hydraulic cylinder 31 and the fan 25 may be freely configured according to an actual application scenario. The external controller controls the operation of the hydraulic cylinder 31 and the fan 25 by a method commonly used in the art.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a quick refrigerated injection mold which characterized in that: comprises a bottom plate (1), a cooling unit (2) and a forming unit (3);

base plate (1): the upper surface of the bracket is provided with a fixed column (4);

cooling unit (2): comprises a plugging cap (21), a first clamping block (22), a mounting plate (24), a fan (25), a U-shaped pipeline (26), a connecting pipeline (27) and a copper block (28), the upper surface of the bottom plate (1) is also provided with a female die (6), a U-shaped pipeline (26) is arranged inside the female die (6), two ends of the U-shaped pipeline (26) are respectively provided with a blocking cap (21) in a buckling way, the inner outer surface of the U-shaped pipeline (26) is also provided with a connecting pipeline (27), a first fixing groove is arranged on the upper surface of the female die (6), a copper block (28) is embedded in the first fixing groove, the side surface of the female die (6) is provided with a mounting groove and a first clamping groove, two ends of the mounting plate (24) are provided with first clamping blocks (22), the first clamping block (22) is connected with the first clamping groove in a clamping mode, and a fan (25) is installed on the inner surface of the installation plate (24);

forming unit (3): which is mounted on the top plate (5).

2. A rapid cooling injection mold as set forth in claim 1, wherein: the cooling unit (2) further comprises a second clamping block (29), a second clamping groove is further formed in the upper surface of the female die (6), the second clamping block (29) is mounted on the outer surface of the copper block (28), and the second clamping block (29) is connected with the second clamping groove in a buckled mode.

3. A rapid cooling injection mold as set forth in claim 2, wherein: the cooling unit (2) further comprises heat dissipation holes (23), the heat dissipation holes (23) are further formed in the outer surface of the mounting plate (24), and dust screens are mounted on the heat dissipation holes (23).

4. A rapid cooling injection mold as set forth in claim 1, wherein: the forming unit (3) comprises a hydraulic cylinder (31), a die head (32), a movable plate (33) and a die cavity (35), the hydraulic cylinder (31) is fixedly installed on the upper surface of the top plate (5), the movable plate (33) is installed on the fixed column (4) in a sliding mode, the lower end of the hydraulic cylinder (31) is fixedly connected with the movable plate (33), a male die is fixedly installed on the lower surface of the movable plate (33), the die head (32) is installed on the lower surface of the male die, and the die cavity (35) is installed on the upper surface of the female die (6).

5. A rapid cooling injection mold according to claim 4, wherein: the forming unit (3) further comprises a third clamping block (34), a third clamping groove is formed in the lower surface of the male die, the third clamping block (34) is installed on the side surface of the die cavity (35), and the third clamping block (34) is connected with the third clamping groove in a clamping mode.

6. A rapidly cooling injection mold as set forth in claim 5, wherein: the forming unit (3) further comprises a fourth clamping block (36), a fourth clamping groove is formed in the upper surface of the female die (6), the fourth clamping block (36) is further installed on the upper surface of the die cavity (35), and the fourth clamping block (36) is connected with the fourth clamping groove in a buckled mode.