CN219256391U

CN219256391U - Quick heat abstractor of injection mold

Info

Publication number: CN219256391U
Application number: CN202320166850.3U
Authority: CN
Inventors: 高小敏; 高克; 刘国强
Original assignee: Jinan Chengda Mould Co ltd
Current assignee: Jinan Chengda Mould Co ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-06-27
Anticipated expiration: 2033-02-09

Abstract

The utility model relates to the technical field of injection mold processing, and particularly discloses a rapid heat dissipation device of an injection mold, wherein an injection molding assembly comprises a fixed block positioned on a lower mold seat, a driving assembly comprises a first gear fixedly connected to the bottom of the fixed block and a second gear meshed with the first gear, a motor fixedly connected with the lower mold seat is arranged above the lower mold seat, a rotating rod is arranged in the lower mold seat, and two ends of the rotating rod are respectively fixedly connected to the second gear and the driving end of the motor; according to the utility model, the rotation of the motor drives the rotation of the rotating rod, so that the second gear rotates, the first gear rotates, the fixed block rotates, the injection molding block rotates along with the rotation of the fixed block, the raw materials in the injection molding block can be ensured to uniformly dissipate heat, the problem that a large amount of time is consumed for heat dissipation treatment due to uneven heat dissipation of the raw materials is avoided, and the heat dissipation efficiency of the whole heat dissipation device is greatly improved.

Description

Quick heat abstractor of injection mold

Technical Field

The utility model relates to the technical field of injection mold processing, in particular to a rapid heat dissipation device of an injection mold.

Background

The injection mold is a tool for producing plastic products, which is also a tool for endowing the plastic products with complete structures and precise dimensions, and injection molding refers to injecting heated and melted plastic into a mold cavity by an injection molding machine under high pressure, and obtaining a formed product after cooling and solidifying. In the injection molding process, the raw materials need to be melted by heat, then injected into a mold and molded after cooling, so a rapid heat dissipation device of the injection mold is needed to improve the injection molding efficiency.

In the use of the heat dissipating device (publication number CN 214082679U) of an injection mold disclosed in chinese patent, after raw materials are injected into the top end of the mold, a water pump and two groups of air blowing devices are started, and under the cooperation of a first pipeline, a second pipeline and a cooling bin, the air flow inside the cooling bin cavity is accelerated, the cooling operation is performed on the cavity of the cooling bin, and then the mold is subjected to heat dissipation treatment, but in the use process of the whole heat dissipating device, the cooling operation is performed on the cavity of the cooling bin through accelerating the air flow rate inside the cavity of the cooling bin, and in the heat dissipation treatment of the mold, the temperature of each position inside the cooling bin is different, so that the cooling effect of raw materials in a fixed slot is inconsistent, the heat dissipation treatment of raw materials in certain positions is completed, the heat dissipation treatment of raw materials in other positions is not completed, and a great amount of time is required for the heat dissipation of the raw materials inside the whole fixed slot, so that the heat dissipation efficiency of the whole injection mold is affected.

Disclosure of Invention

The utility model aims to provide a rapid heat dissipation device of an injection mold, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the quick heat dissipation device of the injection mold comprises a lower mold base, wherein an injection molding assembly is arranged on the lower mold base, a driving assembly is arranged on the injection molding assembly, a base is arranged below the lower mold base, and a heat dissipation assembly is arranged at the top of the base;

the injection molding assembly comprises a fixed block rotationally connected to the lower die holder;

the driving assembly comprises a first gear fixedly connected to the bottom of the fixed block and a second gear meshed with the first gear, a motor fixedly connected with the lower die holder is arranged above the lower die holder, a rotating rod is arranged in the lower die holder, and two ends of the rotating rod are respectively and fixedly connected to the second gear and the driving end of the motor.

As still further scheme of the utility model, the inside of the fixed block is connected with the injection molding block in a sliding way, both sides of the injection molding block are connected with handles in a sliding way, and the outer side wall body of the fixed block is provided with a heat conducting plate in a clinging way.

As a still further scheme of the utility model, the heat radiation component comprises a water tank positioned at the top of the base and a spiral pipe spirally wound on the outer side of the fixed block, wherein the water inlet end and the water outlet end of the spiral pipe are respectively and fixedly connected with a water inlet pipe and a water outlet pipe, the water inlet pipe is connected with a water pump fixedly connected with the water tank in series, and the water inlet end of the water inlet pipe and the water outlet end of the water outlet pipe are both communicated with the water tank.

As a still further scheme of the utility model, the top of the water tank is provided with the air cooler at one side of the water pump, the inside of the water tank is provided with the coil pipe, the air inlet end and the air outlet end of the coil pipe extend to the outside of the water tank, the air inlet end of the coil pipe is communicated with the air outlet end of the air cooler, and the side wall of the water tank is provided with the water supplementing pipe communicated with the water tank.

As still further scheme of the utility model, a temperature sensor is arranged on the inner wall of the water tank, a PLC controller is arranged on the front surface of the water tank, and a supporting rod is commonly connected between the lower die holder and the base.

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

1. in the use process of the whole heat dissipation device, the motor is started, the rotation of the motor drives the rotating rod to rotate so that the second gear rotates, the first gear rotates, the fixed block rotates, the injection molding block rotates along with the rotation of the fixed block, the raw materials in the injection molding block can be ensured to uniformly dissipate heat, the heat dissipation treatment of a large amount of time due to uneven heat dissipation of the raw materials is avoided, and the heat dissipation efficiency of the whole heat dissipation device is greatly improved.

2. In the use process of the whole heat dissipation device, the raw materials in the injection molding block are directly subjected to heat dissipation treatment through the condensed water flowing in the spiral pipe, and under the cooperation of the heat conducting plate, the heat exchange rate between the spiral pipe and the fixed block is accelerated.

Drawings

FIG. 1 is a schematic diagram of a rapid heat dissipation device of an injection mold;

FIG. 2 is a schematic diagram of a heat dissipating assembly;

FIG. 3 is a schematic cross-sectional view of an injection molding assembly;

FIG. 4 is a schematic diagram of a drive assembly;

fig. 5 is a schematic sectional structure of the water tank.

In the figure: 1. a lower die holder; 2. an injection molding assembly; 201. a fixed block; 202. injection molding the block; 203. a heat conductive plate; 204. a handle; 3. a drive assembly; 301. a first gear; 302. a second gear; 303. a rotating rod; 304. a motor; 4. a heat dissipation assembly; 401. a water tank; 402. a spiral tube; 403. a water inlet pipe; 404. a water pump; 405. a water outlet pipe; 406. a coiled pipe; 407. an air cooler; 408. a water supplementing pipe; 5. a PLC controller; 6. a base; 601. a support rod; 7. a temperature sensor.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present utility model, a fast heat dissipating device of an injection mold includes a lower mold base 1, an injection molding assembly 2 is disposed on the lower mold base 1, a driving assembly 3 is disposed on the injection molding assembly 2, a base 6 is disposed below the lower mold base 1, and a heat dissipating assembly 4 is disposed on top of the base 6;

the injection molding assembly 2 comprises a fixed block 201 rotatably connected to the lower die holder 1;

the driving assembly 3 comprises a first gear 301 fixedly connected to the bottom of the fixed block 201 and a second gear 302 meshed with the first gear 301, a motor 304 fixedly connected with the lower die holder 1 is arranged above the lower die holder 1, a rotating rod 303 is arranged in the lower die holder 1, two ends of the rotating rod 303 are respectively fixedly connected to the second gear 302 and the driving end of the motor 304, in the using process of the whole heat dissipation device, the motor 304 is started, the rotation of the motor 304 drives the rotating rod 303 to rotate the second gear 302, so that the first gear 301 rotates, the fixed block 201 rotates, the injection molding block 202 rotates along with the rotation of the fixed block 201, raw materials in the injection molding block 202 can be uniformly cooled, a large amount of time is required for cooling treatment due to uneven raw material cooling, and the heat dissipation efficiency of the whole heat dissipation device is greatly improved.

In fig. 1, fig. 2, fig. 3 and fig. 4, the inside of the fixed block 201 is slidably connected with an injection molding block 202, both sides of the injection molding block 202 are slidably connected with handles 204, in the use process of the whole heat dissipation device, the injection molding block 202 matched with the required injection molding mold can be selected according to the model of the required injection molding mold, the selected injection molding block 202 is slidably mounted in the fixed block 201, and the outer side wall body of the fixed block 201 is closely provided with a heat conducting plate 203.

In fig. 1, fig. 2 and fig. 5, the heat dissipation assembly 4 includes a water tank 401 located at the top of the base 6 and a spiral pipe 402 spirally wound on the outer side of the fixed block 201, a water inlet pipe 403 and a water outlet pipe 405 are fixedly connected to the water inlet end and the water outlet end of the spiral pipe 402 respectively, a water pump 404 fixedly connected to the water tank 401 is connected to the water inlet pipe 403 in series, both the water inlet end of the water inlet pipe 403 and the water outlet end of the water outlet pipe 405 are communicated with the water tank 401, in the use process of the whole heat dissipation device, the condensed water flowing in the spiral pipe 402 directly carries out heat dissipation treatment on the raw materials in the injection molding block 202, and under the cooperation of the heat conduction plate 203, the heat exchange rate between the spiral pipe 402 and the fixed block 201 is accelerated.

In fig. 1 and 2, an air cooler 407 is disposed at the top of a water tank 401 and on one side of a water pump 404, a coil 406 is disposed in the water tank 401, an air inlet end and an air outlet end of the coil 406 extend to the outside of the water tank 401, the air inlet end of the coil 406 is communicated with the air outlet end of the air cooler 407, a water supplementing pipe 408 communicated with the water tank 401 is disposed on a side wall of the water tank 401, and in the use process of the whole heat radiator, water in the water tank 401 is consumed to a certain extent, so that certain water needs to be supplemented into the water tank 401 through the water supplementing pipe 408 periodically, so as to ensure that a water source in the water tank 401 is kept sufficient.

In fig. 1, fig. 2 and fig. 5, a temperature sensor 7 is arranged on the inner wall of a water tank 401, a PLC controller 5 is arranged on the front surface of the water tank 401, water in the water tank 401 is monitored in real time through the temperature sensor 7 in the use process of the whole heat dissipation device, the working mode of an air cooler 407 is correspondingly regulated according to the temperature of the water, the water in the water tank 401 is ensured to meet the heat dissipation requirement of an injection mold, and a support rod 601 is commonly connected between a lower die holder 1 and a base 6.

The supplementary ones are: 1. the model of the temperature sensor 7 is PT100;

2. the heat conducting plate 203, the motor 304, the water pump 404, the air cooler 407 and the temperature sensor 7 are all electrically connected with the PLC controller 5, and power is supplied to the whole heat radiating device through an external power supply, and the operation of the heat conducting plate 203, the motor 304, the water pump 404, the air cooler 407 and the temperature sensor 7 is controlled through the PLC controller 5, so that the whole heat radiating device is controlled.

The working principle of the utility model is as follows: in the whole use process of the heat radiator, firstly, pouring raw materials to be injection molded into an injection groove of an injection molding block 202, and completing injection molding work of a mold through the injection molding block 202;

after the raw materials are completely poured into, the motor 304, the water pump 404 and the air cooler 407 are started, the rotation of the motor 304 drives the rotating rod 303, so that the second gear 302 rotates, the first gear 301 rotates, the fixed block 201 rotates, the injection block 202 rotates along with the rotation of the fixed block 201, the raw materials inside the injection block 202 can be uniformly cooled, the problem that a large amount of time is consumed for cooling due to uneven raw material cooling is avoided, the cooling efficiency of the whole cooling device is greatly improved, condensed water in the water tank 401 is pumped out through the water pump 404, the condensed water in the water tank 401 sequentially passes through the water inlet pipe 403, the spiral pipe 402 and the water outlet pipe 405, finally flows back into the water tank 401, the water resource is recycled, the raw materials inside the injection block 202 are directly cooled through the heat exchange between the spiral pipe 402 and the fixed block 201 under the cooperation of the heat conducting plate 203, compared with the traditional cooling operation of the chamber of the cooling bin, the cooling operation is performed through the cooling bin chamber, the cooling operation is simple, the cooling operation of the cooling device is convenient, the cooling operation of the cooling device is greatly reduced, the cooling device is convenient, and the cooling consumption of the whole raw materials is greatly reduced, and the cooling device is convenient to cool the cooling down due to the cooling device, and the cooling device is convenient to cool down the cooling down due to the cooling device.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The quick heat dissipation device of the injection mold comprises a lower mold seat (1), and is characterized in that an injection molding assembly (2) is arranged on the lower mold seat (1), a driving assembly (3) is arranged on the injection molding assembly (2), a base (6) is arranged below the lower mold seat (1), and a heat dissipation assembly (4) is arranged at the top of the base (6);

the injection molding assembly (2) comprises a fixed block (201) which is rotationally connected to the lower die holder (1);

the driving assembly (3) comprises a first gear (301) fixedly connected to the bottom of the fixed block (201) and a second gear (302) connected to the first gear (301) in a meshed mode, a motor (304) fixedly connected with the lower die holder (1) is arranged above the lower die holder (1), a rotating rod (303) is arranged in the lower die holder (1), and two ends of the rotating rod (303) are fixedly connected to the driving ends of the second gear (302) and the motor (304) respectively.

2. The rapid cooling device of the injection mold according to claim 1, wherein the inside of the fixed block (201) is slidably connected with an injection block (202), both sides of the injection block (202) are slidably connected with handles (204), and a heat conducting plate (203) is tightly attached to the outer side wall of the fixed block (201).

3. The rapid cooling device of the injection mold according to claim 1, wherein the cooling component (4) comprises a water tank (401) positioned at the top of the base (6) and a spiral pipe (402) spirally wound on the outer side of the fixed block (201), a water inlet pipe (403) and a water outlet pipe (405) are fixedly connected to the water inlet end and the water outlet end of the spiral pipe (402) respectively, a water pump (404) fixedly connected with the water tank (401) is connected to the water inlet pipe (403) in series, and the water inlet end of the water inlet pipe (403) and the water outlet end of the water outlet pipe (405) are both communicated with the water tank (401).

4. The rapid cooling device of an injection mold according to claim 3, wherein an air cooler (407) is arranged at the top of the water tank (401) and positioned at one side of the water pump (404), a coil pipe (406) is arranged in the water tank (401), an air inlet end and an air outlet end of the coil pipe (406) are both extended to the outside of the water tank (401), the air inlet end of the coil pipe (406) is communicated with the air outlet end of the air cooler (407), and a water supplementing pipe (408) communicated with the water tank (401) is arranged on the side wall of the water tank (401).

5. A rapid cooling device for an injection mold according to claim 3, wherein a temperature sensor (7) is provided on the inner wall of the water tank (401), a PLC controller (5) is provided on the front surface of the water tank (401), and a support rod (601) is commonly connected between the lower mold base (1) and the base (6).