CN217196769U

CN217196769U - Quick cooling and heat dissipation device of injection mold

Info

Publication number: CN217196769U
Application number: CN202123242135.3U
Authority: CN
Inventors: 谭雪弟
Original assignee: Qingdao Changhui Surface Treatment Co ltd
Current assignee: Qingdao Changhui Surface Treatment Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-08-16
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses an injection mold's quick cooling heat abstractor, comprising a base plate, the upper end fixedly connected with mould main part of bottom plate, the lower extreme of mould main part is seted up flutedly, the inner wall of recess and the common fixedly connected with fixed block in upper end of bottom plate, first cavity and second cavity have been seted up in the fixed block, the cooling chamber has been seted up in the mould main part, communicate through communicating pipe between second cavity and the cooling chamber, be provided with the one-way drain valve in communicating pipe. The utility model discloses it is rational in infrastructure, through setting up rabbling mechanism and cooling plate, realize stirring the coolant liquid in the first cavity for the coolant liquid fully contacts with the cooling plate for the cooling speed of coolant liquid, thereby can carry out more effectual heat dissipation to the mould main part, through setting up actuating mechanism and pump liquid mechanism, realize going into the cooling intracavity with the coolant liquid pump, improve the cooling effect, improve production efficiency.

Description

Quick cooling and heat dissipation device of injection mold

Technical Field

The utility model relates to an injection mold technical field especially relates to an injection mold's quick cooling heat abstractor.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and injection molding refers to injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.

Need melt former material heat earlier when moulding plastics, in the injection mold afterwards, through cooling back shaping, among the prior art, traditional cooling method adopts natural cooling's mode mostly, but natural cooling's speed is slower, and the effect is relatively poor, influences the efficiency of production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the quick cooling heat abstractor of an injection mold who proposes, through setting up rabbling mechanism and cooling plate, realize stirring the coolant liquid in the first cavity, make coolant liquid and cooling plate fully contact, accelerate the cooling speed of coolant liquid, thereby can carry out more effectual heat dissipation to the mould main part, through setting up actuating mechanism and pump liquid mechanism, realize going into the cooling intracavity with the coolant liquid pump, improve the cooling effect, and the production efficiency is improved.

In order to realize the purpose, the utility model adopts the following technical scheme:

a rapid cooling heat dissipation device of an injection mold comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a mold main body, the lower end of the die main body is provided with a groove, the inner wall of the groove and the upper end of the bottom plate are fixedly connected with a fixed block together, a first cavity and a second cavity are arranged in the fixed block, a cooling cavity is arranged in the die main body, the second cavity is communicated with the cooling cavity through a communicating pipe, a one-way liquid outlet valve is arranged in the communicating pipe, a stirring mechanism for stirring the liquid is arranged in the first cavity, a liquid pumping mechanism for pumping the liquid in the cooling cavity is arranged in the second cavity, the liquid pumping mechanism comprises a piston which is connected in the second cavity in a sliding mode, the piston is elastically connected with the inner wall of the second cavity through a spring, and a driving mechanism used for driving the liquid pumping mechanism is arranged on the inner wall of the groove.

Preferably, the stirring mechanism comprises a power motor fixedly connected to the inner wall of the groove, a stirring rod is fixedly connected to the tail end of an output shaft of the power motor, one end, far away from the power motor, of the stirring rod is rotatably connected to the inner wall of the first cavity, and two groups of stirring blades are fixedly connected to the side wall of the stirring rod.

Preferably, actuating mechanism is including rotating the dwang of connection on recess inner wall, the dwang passes the lateral wall and the fixedly connected with inclined plane post of second cavity, fixedly connected with and inclined plane post matched with horizontal pole on the lateral wall of piston.

Preferably, the cooling cavity is communicated with the first cavity through a pipeline, and the first cavity is communicated with the second cavity through a one-way liquid inlet valve.

Preferably, all fixed the cup jointing has the drive wheel on dwang and the puddler, two connect through belt transmission between the drive wheel.

Preferably, a cooling plate is installed at the bottom of the first cavity, and a non-slip mat is arranged at the lower end of the bottom plate.

Compared with the prior art, the utility model, its beneficial effect does:

1. through setting up rabbling mechanism and cooling plate, drive motor power's output shaft rotates, drives puddler and two sets of stirring vane and rotates to the realization stirs the coolant liquid in the first cavity, makes coolant liquid and cooling plate fully contact for the cooling rate of coolant liquid, thereby can carry out more effectual heat dissipation to the mould main part.

2. Through setting up actuating mechanism and pump liquid mechanism, the puddler rotates under the transmission of belt in the time of the pivoted, and the dwang rotates, and the rotation of dwang drives the inclined plane post and rotates for reciprocating motion under the effect of inclined plane post and spring rather than complex horizontal pole, thereby realize going into the cooling chamber with the coolant liquid pump, improve the cooling effect, improve production efficiency.

Drawings

Fig. 1 is a schematic structural view of a rapid cooling heat dissipation device of an injection mold according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is the utility model provides an injection mold's quick cooling heat abstractor's inclined plane post stereogram.

In the figure: the mould comprises a base plate 1, a mould body 2, a power motor 3, a first cavity 4, a rotating rod 5, a cooling cavity 6, a groove 7, a communicating pipe 8, a second cavity 9, an inclined plane column 10, a cooling plate 11, a stirring rod 12, a piston 13, a cross rod 14, a one-way liquid inlet valve 15, a one-way liquid outlet valve 16 and a spring 17.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from the embodiments described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not limited to the embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar tables are used herein for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, a quick cooling and heat dissipating device of an injection mold comprises a bottom plate 1, an upper end fixedly connected with a mold main body 2 of the bottom plate 1, a groove 7 is formed in a lower end of the mold main body 2, an inner wall of the groove 7 and an upper end common fixedly connected with fixing block of the bottom plate 1 are formed in the fixing block, a first cavity 4 and a second cavity 9 are formed in the fixing block, a cooling cavity 6 is formed in the mold main body 2, the second cavity 9 and the cooling cavity 6 are communicated through a communicating pipe 8, a one-way liquid outlet valve 16 is arranged in the communicating pipe 8, it is worth mentioning that cooling liquid in the cooling cavity 6 can return to the first cavity 4 through a pipeline, a circulation effect is achieved, and the cooling effect is effectively prevented from being influenced by overhigh temperature of the cooling liquid.

Be provided with the rabbling mechanism that is used for stirring to liquid in the first cavity 4, the rabbling mechanism includes power motor 3 of fixed connection on recess 7 inner walls, power motor 3's the terminal fixedly connected with puddler 12 of output shaft, the one end that power motor 3 was kept away from to puddler 12 rotates and connects on the inner wall of first cavity 4, two sets of stirring vane of fixedly connected with on the lateral wall of puddler 12, through setting up rabbling mechanism and cooling plate 11, the realization is stirred the coolant liquid in the first cavity 4, make coolant liquid and 11 full contacts of cooling plate, accelerate the cooling rate of coolant liquid, thereby can carry out more effectual heat dissipation to mould main part 2.

Be provided with in the second cavity 9 and be used for carrying out the pump liquid mechanism of pump liquid to cooling chamber 6, pump liquid mechanism includes sliding connection piston 13 in the second cavity 9, through spring 17 elastic connection between piston 13 and the inner wall of second cavity 9, through the pipeline intercommunication between cooling chamber 6 and the first cavity 4, through one-way feed liquor valve 15 intercommunication between first cavity 4 and the second cavity 9, cooling plate 11 is installed to the bottom of first cavity 4, the lower extreme of bottom plate 1 is provided with the slipmat.

Be provided with on the inner wall of recess 7 and be used for carrying out the actuating mechanism that drives to pump liquid mechanism, actuating mechanism is including rotating dwang 5 of connection on the inner wall of recess 7, dwang 5 passes the lateral wall of second cavity 9 and fixedly connected with inclined plane post 10, fixedly connected with and inclined plane post 10 matched with horizontal pole 14 on the lateral wall of piston 13, all fixed the cup joint have the drive wheel on dwang 5 and the puddler 12, connect through belt transmission between two drive wheels.

When the utility model is used, the output shaft of the power motor 3 is driven to rotate, so that the stirring rod 12 is driven to rotate, the rotating rod 5 rotates under the transmission of the belt when the stirring rod 12 rotates, the rotating rod 5 rotates to drive the inclined plane column 10 to rotate, and the cross rod 14 matched with the rotating rod is driven to reciprocate under the action of the inclined plane column 10 and the spring 17, so that the cooling liquid is pumped into the cooling cavity 6, the cooling effect is improved, and the production efficiency is improved;

the puddler 12 drives two sets of stirring vane when pivoted and rotates to the realization stirs the coolant liquid in first cavity 4, makes coolant liquid and 11 abundant contacts of cooling plate for the cooling rate of coolant liquid, thereby can carry out more effectual heat dissipations to mould main part 2, in the coolant liquid in the cooling chamber 6 can be got back to first cavity 4 by the pipeline, reach circulation effect, the effectual coolant liquid that prevents is too high in temperature, and influence the cooling effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A rapid cooling and heat dissipating device of an injection mold comprises a bottom plate (1) and is characterized in that a mold main body (2) is fixedly connected to the upper end of the bottom plate (1), a groove (7) is formed in the lower end of the mold main body (2), a fixing block is fixedly connected to the inner wall of the groove (7) and the upper end of the bottom plate (1) together, a first cavity (4) and a second cavity (9) are formed in the fixing block, a cooling cavity (6) is formed in the mold main body (2), the second cavity (9) is communicated with the cooling cavity (6) through a communicating pipe (8), a one-way liquid outlet valve (16) is arranged in the communicating pipe (8), a stirring mechanism for stirring liquid is arranged in the first cavity (4), a liquid pumping mechanism for pumping liquid in the cooling cavity (6) is arranged in the second cavity (9), the liquid pumping mechanism comprises a piston (13) which is slidably connected in the second cavity (9), the piston (13) is elastically connected with the inner wall of the second cavity (9) through a spring (17), and a driving mechanism for driving the liquid pumping mechanism is arranged on the inner wall of the groove (7).

2. The rapid cooling and heat dissipating device of the injection mold according to claim 1, wherein the stirring mechanism comprises a power motor (3) fixedly connected to the inner wall of the groove (7), a stirring rod (12) is fixedly connected to an end of an output shaft of the power motor (3), one end of the stirring rod (12) far away from the power motor (3) is rotatably connected to the inner wall of the first cavity (4), and two groups of stirring blades are fixedly connected to a side wall of the stirring rod (12).

3. The rapid cooling and heat dissipating device of an injection mold according to claim 2, wherein the driving mechanism comprises a rotating rod (5) rotatably connected to the inner wall of the groove (7), the rotating rod (5) penetrates through the side wall of the second cavity (9) and is fixedly connected with an inclined plane pillar (10), and a cross rod (14) matched with the inclined plane pillar (10) is fixedly connected to the side wall of the piston (13).

4. The rapid cooling and heat dissipating device of an injection mold according to claim 3, wherein the cooling cavity (6) is communicated with the first cavity (4) through a pipeline, and the first cavity (4) is communicated with the second cavity (9) through a one-way liquid inlet valve (15).

5. The rapid cooling and heat dissipating device of an injection mold according to claim 4, wherein the rotating rod (5) and the stirring rod (12) are both fixedly sleeved with driving wheels, and the two driving wheels are in transmission connection through a belt.

6. The rapid cooling heat dissipation device of an injection mold according to claim 5, wherein a cooling plate (11) is installed at the bottom of the first cavity (4), and a non-slip mat is disposed at the lower end of the bottom plate (1).