CN218876104U

CN218876104U - Quick cooling system of injection mold and injection mold thereof

Info

Publication number: CN218876104U
Application number: CN202222474145.8U
Authority: CN
Inventors: 徐黄海
Original assignee: Suzhou Wanxiang Precision Mould Co ltd
Current assignee: Suzhou Wanxiang Precision Mould Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-04-18
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a rapid cooling system for an injection mold, which comprises a cooling mechanism and a heat dissipation mechanism, wherein the cooling mechanism comprises a cooling copper pipe, and an inlet and an outlet which are arranged at the two ends of the cooling copper pipe; an injection mold comprising the rapid cooling system of any one of claims to, an upper seat and a lower seat, wherein one side of the upper seat is provided with an upper mold, and one side of the lower seat is provided with a lower mold; through the cooling body and the heat dissipation mechanism of design, carry out the level through cooling body's direction graphite layer when using and lead the heat and open, then cooperate the cooling copper pipe heat absorption cooling, cooperate the heat dissipation mechanism to give off the heat absorption simultaneously to accelerate to absorb the heat and give off the cooling.

Description

Quick cooling system of injection mold and injection mold thereof

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to quick cooling system of injection mold and injection mold thereof.

Background

In injection molding molds, the design of the cooling system is very important. The reason is that the formed plastic product can not be deformed due to external force after being demoulded until the formed plastic product is cooled and solidified to certain rigidity. The cooling time accounts for about 70-80% of the whole molding cycle, so that the well designed cooling system can greatly shorten the molding time, improve the injection molding productivity and reduce the cost. In injection molding molds, the design of the cooling system is very important. The reason is that the formed plastic product can not be deformed due to external force after being demoulded until the formed plastic product is cooled and solidified to certain rigidity. The cooling time accounts for about 70-80% of the whole molding cycle, so that the well designed cooling system can greatly shorten the molding time, improve the injection molding productivity and reduce the cost.

The cooling system that present injection mold adopted when using is water-cooling equipment usually, takes away the heat through water when cooling, and the copper pipe heat absorption is adopted usually to the heat absorption when cooling, because the contact surface with the shaping chamber position is little when the heat absorption, can not cool off fast, needs design an injection mold quick cooling system and injection mold and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick cooling system of injection mold and injection mold thereof to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick cooling system of injection mold, includes cooling body and heat dissipation mechanism, cooling body is including cooling copper pipe and inlet and the liquid outlet of setting at cooling copper pipe both ends, one side of cooling copper pipe is provided with the direction graphite layer, heat dissipation mechanism is including heat dissipation chamber, fin and heat dissipation tuber pipe, cooling body installs in the heat dissipation intracavity, the fin is installed between cooling copper pipe, the both ends in the heat dissipation chamber are installed to the heat dissipation tuber pipe.

Preferably, the cooling copper pipes are arranged in the heat dissipation cavity in an S shape, the heat dissipation fins are located between the S-shaped cooling copper pipes, and the heat dissipation fins are attached to the surfaces of the guide graphite layers.

Preferably, the cross section of the radiating fin is in a U shape, two sides of the radiating fin are attached to the surface of the cooling copper pipe, and one side of the radiating fin is attached to the guide graphite layer.

The injection mold comprises an injection mold rapid cooling system, an upper seat and a lower seat, wherein an upper mold is arranged on one side of the upper seat, a lower mold is arranged on one side of the lower seat, a cooling mechanism and a heat dissipation mechanism are arranged on the inner sides of the lower mold and the upper mold, and forming molds are arranged in positions, corresponding to the cooling mechanism and the heat dissipation mechanism, in the lower mold and the upper mold.

Preferably, one side of the forming die is provided with a fixing clamping plate, one end of the fixing clamping plate and one end of the forming die are both provided with an installation insert block, the inner side of the lower die and the other end of the forming die are both provided with installation slots, one end of the fixing clamping plate is clamped on one side of the lower die and the upper die and is fixedly connected with the lower die and the upper die through fixing screws, one end of the fixing clamping plate is clamped on the forming die through the installation slots and the installation insert blocks, and one end of the forming die is clamped on the lower die and the upper die through the installation slots and the installation insert blocks.

Preferably, the forming dies are an upper male die and a lower female die, the upper male die and the lower female die are respectively installed in the upper die and the lower die, the overlooking shape of the fixing clamping plate is set to be T-shaped, and one end of the fixing clamping plate is clamped on the lower die and the upper die and is fixedly connected with the lower die and the upper die through a fixing screw.

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

1. through the cooling body and the heat dissipation mechanism of design, carry out the level through cooling body's direction graphite layer when using and lead the heat and open, then cooperate the cooling copper pipe heat absorption cooling, cooperate the heat dissipation mechanism to give off the heat absorption simultaneously to accelerate to absorb the heat and give off the cooling.

2. Through installation inserted block, installation slot and the fixed screw of design, block through installation inserted block and installation slot is spacing to the moulded die when using to the fixed cardboard of cooperation and fixed screw are moulded die fixed mounting on lower mould and last mould, and the dismouting is convenient more stable when using.

Drawings

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

FIG. 2 is a schematic view of the cooling installation position of the present invention;

FIG. 3 is a schematic view of the cooling structure of the present invention;

in the figure: 1. an upper seat; 2. an upper die; 3. a guide post; 4. a guide groove; 5. a lower die; 6. a lower seat; 7. a cooling mechanism; 8. a heat dissipation mechanism; 9. cooling the copper pipe; 10. a liquid inlet; 11. a liquid outlet; 12. a guiding graphite layer; 13. a heat sink; 14. a heat dissipation cavity; 15. a heat dissipation air pipe; 16. Installing a slot; 17. installing an inserting block; 18. fixing the clamping plate; 19. fixing screws; 20. and (5) forming the mould.

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.

The first embodiment is as follows:

referring to fig. 1 to 3, the present invention provides a technical solution: a quick cooling system of an injection mold comprises a cooling mechanism 7 and a heat dissipation mechanism 8, wherein the cooling mechanism 7 comprises a cooling copper pipe 9, a liquid inlet 10 and a liquid outlet 11 which are arranged at two ends of the cooling copper pipe 9, a guide graphite layer 12 is arranged at one side of the cooling copper pipe 9, cooling water is introduced into the cooling copper pipe 9 through the liquid inlet 10 and the liquid outlet 11 to absorb heat, the heat is uniformly guided to the cooling copper pipe 9 through the horizontal heat conduction effect of the guide graphite layer 12, so that the heat is quickly led out to be cooled, the heat dissipation mechanism 8 comprises a heat dissipation cavity 14, a heat dissipation sheet 13 and a heat dissipation air pipe 15, the cooling mechanism 7 is arranged in the heat dissipation cavity 14, the heat dissipation sheet 13 is arranged between the cooling copper pipe 9, the heat dissipation air pipes 15 are arranged at two ends of the heat dissipation cavity 14, the heat absorption sheet 13 assists in dissipating outwards, a fan connected with a fixed clamping sheet 18 ventilates the heat in the heat dissipation cavity 14, the heat dissipation sheet 13 and the cooling copper pipe 9 are conveniently taken away, so that heat dissipation is assisted, and the cooling mechanism 7 assists in heat dissipation when cooling; the cooling copper pipe 9 is arranged in the heat dissipation cavity 14 in an S shape, the heat dissipation fins 13 are positioned between the S-shaped cooling copper pipes 9, the heat dissipation fins 13 are attached to the surfaces of the guide graphite layers 12, and when the cooling copper pipe 9 is used, the cooling copper pipe 9 can absorb heat conveniently and the heat dissipation fins 13 and the guide graphite layers 12 are matched for heat dissipation; the cross section of the radiating fin 13 is set to be U-shaped, two sides of the radiating fin 13 are attached to the surface of the cooling copper pipe 9, and one side of the radiating fin 13 is attached to the guide graphite layer 12, so that the radiating fin 13 has better heat conduction and radiation effects when in use.

As can be seen from the above description, the present invention has the following advantages: when the heat absorption cooling device is used, heat is horizontally guided out through the guide graphite layer 12 of the cooling mechanism 7, then the cooling copper pipe 9 is matched for heat absorption and cooling, and meanwhile the heat dissipation mechanism 8 is matched for heat absorption and dissipation, so that the heat absorption and dissipation cooling are accelerated.

The heat-conducting graphite layer 12 has a heat dissipation effect with high heat conduction in the horizontal direction, and the heat-conducting graphite layer 12 is a novel heat-conducting heat dissipation material, has a very obvious heat-conducting heat dissipation effect, and is widely applied to products such as a plasma display panel, a liquid crystal television display, a notebook computer, a super mobile personal computer, a flat panel display, a microprocessor, a projector, power supply and the like;

the second embodiment:

referring to fig. 1 to fig. 3, based on the first embodiment, the present invention provides a technical solution: an injection mold comprises an injection mold rapid cooling system, an upper seat 1 and a lower seat 6, wherein an upper mold 2 is arranged on one side of the upper seat 1, a lower mold 5 is arranged on one side of the lower seat 6, a cooling mechanism 7 and a heat dissipation mechanism 8 are arranged on the inner sides of the lower mold 5 and the upper mold 2, forming molds 20 are arranged in the lower mold 5 and the upper mold 2 at positions corresponding to the cooling mechanism 7 and the heat dissipation mechanism 8, and when the injection mold is used, the lower mold 5 and the upper mold 2 are matched and then a product is subjected to injection molding through the forming molds 20; a fixing clamping plate 18 is arranged on one side of a forming die 20, an installation inserting block 17 is arranged at one end of the fixing clamping plate 18 and one end of the forming die 20, installation slots 16 are formed in the inner side of the lower die 5 and the other end of the forming die 20, one end of the fixing clamping plate 18 is clamped on one side of the lower die 5 and one end of the upper die 2 and is fixedly connected with the lower die 5 and the upper die 2 through a fixing screw 19, one end of the fixing clamping plate 18 is clamped on the forming die 20 through the installation slots 16 and the installation inserting block 17, one end of the forming die 20 is clamped on the lower die 5 and the upper die 2 through the installation slots 16 and the installation inserting block 17, the forming die 20 is fixed and stable in use, only the fixing screw 19 needs to be screwed down in disassembly and assembly, and the installation of the forming die 20 is more stable by matching with the installation slots 16 and the installation inserting block 17; the forming die 20 is an upper male die and a lower female die, the upper male die and the lower female die are respectively installed in the upper die 2 and the lower die 5, the overlooking shape of the fixing clamping plate 18 is set to be T-shaped, one end of the fixing clamping plate 18 is clamped on the lower die 5 and the upper die 2 and is fixedly connected with the lower die through a fixing screw 19, one end of the fixing clamping plate 18 is clamped on the lower die 5 and the upper die 2 to be convenient for limiting the forming die 20, and the forming die 20 is enabled to be installed more stably.

Adopt above-mentioned technical scheme, it is spacing to moulded die 20 through the block of installation inserted block 17 and installation slot 16 when using to cooperate fixed cardboard 18 and fixed screw 19 to moulded die 20 fixed mounting on lower mould 5 and last mould 2, the dismouting is more convenient stable when using.

The utility model discloses a theory of operation and use flow: the laminating of direction graphite layer 12 is on moulded die 20 when using, behind moulded die 20 injection moulding, let in the cooling water absorption heat through inlet 10 and liquid outlet 11 in to cooling copper pipe 9, the effect of leading through the horizontal heat conduction of direction graphite layer 12 makes the even direction cooling copper pipe 9 of heat, thereby make the heat derive fast and cool off, fin 13 assists the absorption heat outwards to give off simultaneously, the fan of fixed cardboard 18 connection lets in air conditioning to heat dissipation chamber 14, make things convenient for wind-force to take away the heat on fin 13 and the cooling copper pipe 9, thereby assist and dispel the heat, make things convenient for cooling body 7 to assist when the cooling to take away the heat, accelerate the heat dissipation to moulded die 20, make the faster heat dissipation shaping of injection moulding product in moulded die 20, pull down fixed screw 19 and take out fixed cardboard 18 and can take out moulded die 20 from last mould 2 and lower mould 5 in when using and dismantle the change, and the space after fixed cardboard 18 extracts is convenient to take out moulded die 20, it is more stable when changing to carry out the dismouting.

It should be noted that, in this document, relational terms such as first and second, and the like are 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. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a quick cooling system of injection mold which characterized in that: including cooling body (7) and heat dissipation mechanism (8), cooling body (7) are including cooling copper pipe (9) and inlet (10) and liquid outlet (11) of setting at cooling copper pipe (9) both ends, one side of cooling copper pipe (9) is provided with direction graphite layer (12), heat dissipation mechanism (8) are including heat dissipation chamber (14), fin (13) and heat dissipation tuber pipe (15), cooling body (7) are installed in heat dissipation chamber (14), fin (13) are installed between cooling copper pipe (9), the both ends in heat dissipation chamber (14) are installed in heat dissipation tuber pipe (15).

2. An injection mold rapid cooling system according to claim 1, wherein: the cooling copper pipes (9) are arranged in the heat dissipation cavity (14) in an S shape, the heat dissipation fins (13) are located between the S-shaped cooling copper pipes (9), and the heat dissipation fins (13) are attached to the surfaces of the guide graphite layers (12).

3. An injection mold rapid cooling system according to claim 2, wherein: the cross section of the radiating fin (13) is U-shaped, the two sides of the radiating fin (13) are attached to the surface of the cooling copper pipe (9), and one side of the radiating fin (13) is attached to the guide graphite layer (12).

4. An injection mold, its characterized in that: the rapid cooling system comprises an injection mold according to any one of claims 1 to 3, an upper seat (1) and a lower seat (6), wherein an upper mold (2) is arranged on one side of the upper seat (1), a lower mold (5) is arranged on one side of the lower seat (6), a cooling mechanism (7) and a heat dissipation mechanism (8) are arranged on the inner sides of the lower mold (5) and the upper mold (2), and a forming mold (20) is arranged in the inner parts of the lower mold (5) and the upper mold (2) corresponding to the positions of the cooling mechanism (7) and the heat dissipation mechanism (8).

5. An injection mould according to claim 4, characterized in that: one side of the forming die (20) is provided with a fixing clamping plate (18), one end of the fixing clamping plate (18) and one end of the forming die (20) are respectively provided with an installation insert block (17), the inner side of the lower die (5) and the other end of the forming die (20) are respectively provided with an installation slot (16), one end of the fixing clamping plate (18) is clamped on one side of the lower die (5) and the upper die (2) and is fixedly connected with the lower die (5) and the upper die (2) through a fixing screw (19), one end of the fixing clamping plate (18) is clamped on the forming die (20) through the installation slot (16) and the installation insert block (17), and one end of the forming die (20) is clamped on the lower die (5) and the upper die (2) through the installation slot (16) and the installation insert block (17).

6. An injection mold according to claim 5, wherein: the forming die (20) is an upper male die and a lower female die which are respectively arranged in the upper die (2) and the lower die (5), the overlooking shape of the fixing clamping plate (18) is set to be T-shaped, and one end of the fixing clamping plate (18) is clamped on the lower die (5) and the upper die (2) and is fixedly connected with the lower die (5) and the upper die (2) through a fixing screw (19).