CN213472042U

CN213472042U - Quick refrigerated injection mold

Info

Publication number: CN213472042U
Application number: CN202022333605.6U
Authority: CN
Inventors: 胡文福
Original assignee: Fujian Qiangyue Machinery Technology Development Co ltd
Current assignee: Fujian Qiangyue Machinery Technology Development Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-18
Anticipated expiration: 2030-10-20

Abstract

The utility model relates to an injection mold technical field just discloses a quick refrigerated injection mold, comprising a lower die, the top movable mounting of lower mould has last mould, the fixed mouth of moulding plastics of having seted up in top of going up the mould, the equal fixed mounting in bottom left and right sides of going up the mould has the reference column, the equal fixed mounting in left and right sides of lower mould has and goes up mould fixed connection's electronic hydraulic stem, the cooling cavity has been seted up to the inside of lower mould, fixed mounting has the insulating layer in the cooling cavity. This quick refrigerated injection mould installs the fan through the below of cooling pipe, blows the air conditioning on cooling pipe surface to the top of cooling cavity when the fan rotates, and the heat exhausting fan inhales the steam of cooling cavity top and discharges, and the internal surface parcel of cooling cavity has the insulating layer simultaneously, makes the heat can't convey to other positions of lower mould to guarantee that the inside temperature of cooling cavity keeps unanimous, and then the cooling effect that every position that makes the mould seat received is unanimous.

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

The injection molding method has the advantages of high production speed, high efficiency, automation operation, various colors, shapes from simple to complex, sizes from large to small, accurate product size, easy product updating, capability of forming products with complex shapes, suitability for the fields of mass production, complex-shaped products and other molding and processing, and is suitable for mass production of complex-shaped components.

At present, the injection mold on the market often cannot enable the cooling effect of each position of the mold to be consistent in the cooling process, so that the problem that deviation is generated due to inconsistent cooling effect of a formed product in the forming process is caused, and the injection mold capable of cooling rapidly is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a quick refrigerated injection mold possesses advantages such as the cooling effect that every position of mould received in the cooling process is unanimous, has solved because of the inhomogeneous problem that brings the finished product deviation of mould cooling effect.

(II) technical scheme

For realizing the even purpose of above-mentioned cooling effect, the utility model provides a following technical scheme: a fast-cooling injection mold comprises a lower mold, wherein an upper mold is movably mounted at the top of the lower mold, an injection port is fixedly formed in the top of the upper mold, positioning columns are fixedly mounted on the left side and the right side of the bottom of the upper mold, electric hydraulic rods fixedly connected with the upper mold are fixedly mounted on the left side and the right side of the lower mold, a cooling cavity is formed in the lower mold, a heat insulation layer is fixedly mounted in the cooling cavity, a mold base is fixedly mounted in an inner cavity of the lower mold, a heat absorption layer wraps the outer surface of the mold base, a cooling liquid tank located below the heat insulation layer is fixedly mounted on the bottom wall of the inner cavity of the lower mold, a high-pressure pump fixedly connected with the bottom wall of the inner cavity of the lower mold is communicated with the right side of the cooling liquid tank, a water outlet pipe extending into the cooling cavity is fixedly communicated with, the left side bottom intercommunication of first standpipe has the cooling tube that is located the mould seat below, the other end intercommunication of cooling tube has the second standpipe that is located the cooling cavity, the intercommunication has the annular cooling tube that is located the mould seat outside between first standpipe and the second standpipe, the bottom intercommunication of second standpipe has the inlet tube, coolant liquid tank left side intercommunication has the cooler bin that links to each other with the inlet tube other end, the diapire fixed mounting of cooling cavity has the fan, the equal fixed mounting in the left and right sides of lower mould has the heat extraction fan.

Preferably, the number of the positioning columns is four, the positioning columns are distributed at four corners of the bottom of the upper die, and positioning holes corresponding to the positioning columns one to one are formed in the top of the lower die.

Preferably, the number of the annular cooling pipes is not less than four, and the annular cooling pipes are equidistantly distributed between the first vertical pipe and the second vertical pipe.

Preferably, water pipes are communicated between the cooling tank and the cooling liquid tank and between the high-pressure pump and the cooling liquid tank.

Preferably, the heat insulation layer is a heat insulation plate with good heat insulation performance, and the heat absorption layer is a metal plate with good heat conduction performance.

Preferably, the top of the left side and the bottom of the left side and the right side of the lower die are fixedly provided with fixed blocks, and electric hydraulic rods are connected between the fixed blocks.

(III) advantageous effects

Compared with the prior art, the utility model provides a quick refrigerated injection mold possesses following beneficial effect:

the rapid cooling injection mold comprises a passage which is formed by a cooling liquid tank, a high-pressure pump, a water outlet pipe, a first vertical pipe, a cooling pipe, an annular cooling pipe, a second vertical pipe, a water inlet pipe and a cooling tank, when an injection molding machine injects thermoplastic into a mold in a mold seat through an injection port, the high-pressure pump operates to inject the cooling liquid in the cooling liquid tank into the cooling pipe and the annular cooling pipe through the water outlet pipe, a heat absorption layer on the surface of the mold seat sucks out heat in the mold, the cooling pipe and the annular cooling pipe surround the periphery and the bottom of the mold seat, when the cooling liquid passes through the cooling pipe and the annular cooling pipe, the heat of the heat absorption layer is sucked away, the cooling liquid which has absorbed heat reaches the cooling tank through the second vertical pipe and the water inlet pipe to be cooled, the cooled cooling liquid enters the cooling liquid tank through the water pipe, and the steps are repeated until products in the mold are completely molded and cooled, simultaneously the fan is installed to the below of cooling tube, blows the top to the cooling cavity with the air conditioning on cooling tube surface when the fan rotates, and the heat extraction fan inhales the steam of cooling cavity top and discharges, and the internal surface parcel of cooling cavity has the insulating layer simultaneously, makes the heat can't convey to other positions of lower mould to guarantee that the inside temperature of cooling cavity keeps unanimous, and then the cooling effect that every position that makes the mould seat received is unanimous, plays the even effect of cooling effect.

Drawings

Fig. 1 is a sectional view of the present invention;

FIG. 2 is a top view of the cooling tube of the present invention;

fig. 3 is a top view of the annular cooling tube of the present invention.

In the figure: the mold comprises a lower mold 1, an upper mold 2, an injection molding opening 3, a positioning column 4, an electric hydraulic rod 5, a cooling cavity 6, a heat insulation layer 7, a mold base 8, a heat absorption layer 9, a cooling liquid tank 10, a high-pressure pump 11, a water outlet pipe 12, a first vertical pipe 13, a cooling pipe 14, a second vertical pipe 15, an annular cooling pipe 16, a water inlet pipe 17, a cooling tank 18, a fan 19 and a heat exhausting fan 20.

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, a fast cooling injection mold comprises a lower mold 1, an upper mold 2 is movably mounted at the top of the lower mold 1, fixed blocks are fixedly mounted at the top of the left side and the right side of the lower mold 1 and the bottom of the left side and the right side of the upper mold 2, an electric hydraulic rod 5 is connected between the fixed blocks, an injection port 3 is fixedly arranged at the top of the upper mold 2, positioning columns 4 are fixedly mounted at the left side and the right side of the bottom of the upper mold 2, the four positioning columns 4 are distributed at the four corners of the bottom of the upper mold 2, positioning holes corresponding to the positioning columns 4 one by one are formed at the top of the lower mold 1, the electric hydraulic rod 5 fixedly connected with the upper mold 2 is fixedly mounted at the left side and the right side of the lower mold 1, a cooling cavity 6 is formed in the lower mold 1, a heat insulation layer, the outer surface of the mold base 8 is wrapped with a heat absorption layer 9, the heat absorption layer 9 is a metal plate with good heat conductivity, a cooling liquid tank 10 positioned below the heat insulation layer 7 is fixedly installed on the bottom wall of the inner cavity of the lower mold 1, the right side of the cooling liquid tank 10 is communicated with a high-pressure pump 11 fixedly connected with the bottom wall of the inner cavity of the lower mold 1, water pipes are communicated between the high-pressure pump 11 and the cooling liquid tank 10, the top of the high-pressure pump 11 is fixedly communicated with a water outlet pipe 12 extending into the cooling cavity 6, the other end of the water outlet pipe 12 is fixedly communicated with a first vertical pipe 13 positioned in the cooling cavity 6, the bottom of the left side of the first vertical pipe 13 is communicated with a cooling pipe 14 positioned below the mold base 8, the other end of the cooling pipe 14 is communicated with a second vertical pipe 15 positioned in the cooling cavity 6, an annular cooling pipe 16 positioned outside the mold base 8 is communicated between the first, and the equidistance distributes between first standpipe 13 and second standpipe 15, and the bottom intercommunication of second standpipe 15 has inlet tube 17, and coolant liquid case 10 left side intercommunication has the cooling box 18 that links to each other with the inlet tube 17 other end, and the intercommunication has the water pipe between cooling box 18 and the coolant liquid case 10, and the diapire fixed mounting of cooling cavity 6 has fan 19, and the equal fixed mounting in the left and right sides of lower mould 1 has heat exhausting fan 20.

In summary, in the injection mold with rapid cooling, a cooling liquid tank 10, a high-pressure pump 11, a water outlet pipe 12, a first vertical pipe 13, a cooling pipe 14, a ring-shaped cooling pipe 16, a second vertical pipe 15, a water inlet pipe 17 and a cooling tank 18 form a passage together, when an injection molding machine injects thermoplastic into a mold in a mold base 8 through an injection port 3, the high-pressure pump 11 operates to inject the cooling liquid in the cooling liquid tank 10 into the cooling pipe 14 and the ring-shaped cooling pipe 16 through the water outlet pipe 12, a heat absorption layer 9 on the surface of the mold base 8 sucks out heat in the mold, the cooling pipe 14 and the ring-shaped cooling pipe 16 surround the periphery and the bottom of the mold base 8, when the cooling liquid passes through the cooling pipe 14 and the ring-shaped cooling pipe 16, the heat in the heat absorption layer 9 is sucked away, the heated cooling liquid reaches the cooling tank 18 through the second vertical pipe 15 and the water inlet pipe 17 for cooling, and the cooled cooling liquid enters the cooling liquid tank 10 through a water pipe, so reciprocal, until the complete shaping cooling of the product in the mould, fan 19 is installed to the below of cooling tube 14 simultaneously, blow the cold air on cooling tube 14 surface to the top of cooling cavity 6 when fan 19 rotates, exhaust fan 20 inhales and discharges the steam of cooling cavity 6 top, the internal surface parcel of cooling cavity 6 has insulating layer 7 simultaneously, make the heat can't convey to other positions of lower mould 1, thereby guarantee that the inside temperature of cooling cavity 6 keeps unanimous, and then the cooling effect that every position that makes mould seat 8 received is unanimous, play the even effect of cooling effect, it is inhomogeneous because of the cooling effect in the mould cooling process to have solved, the problem that the formed product produced the deviation.

It is to be noted that 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a quick refrigerated injection mold, includes lower mould (1), its characterized in that: the injection molding device is characterized in that an upper die (2) is movably mounted at the top of the lower die (1), an injection molding opening (3) is fixedly formed in the top of the upper die (2), positioning columns (4) are fixedly mounted on the left side and the right side of the bottom of the upper die (2), electric hydraulic rods (5) fixedly connected with the upper die (2) are fixedly mounted on the left side and the right side of the lower die (1), a cooling cavity (6) is formed in the lower die (1), a heat insulation layer (7) is fixedly mounted in the cooling cavity (6), a die seat (8) is fixedly mounted in an inner cavity of the lower die (1), a heat absorption layer (9) is wrapped on the outer surface of the die seat (8), a cooling liquid tank (10) located below the heat insulation layer (7) is fixedly mounted on the bottom wall of the inner cavity of the lower die (1), and a high-pressure pump (11), the top of the high-pressure pump (11) is fixedly communicated with a water outlet pipe (12) extending into the cooling cavity (6), the other end of the water outlet pipe (12) is fixedly communicated with a first vertical pipe (13) located in the cooling cavity (6), the bottom of the left side of the first vertical pipe (13) is communicated with a cooling pipe (14) located below the mold base (8), the other end of the cooling pipe (14) is communicated with a second vertical pipe (15) located in the cooling cavity (6), an annular cooling pipe (16) located outside the mold base (8) is communicated between the first vertical pipe (13) and the second vertical pipe (15), the bottom of the second vertical pipe (15) is communicated with a water inlet pipe (17), the left side of the cooling liquid tank (10) is communicated with a cooling tank (18) connected with the other end of the water inlet pipe (17), and the bottom wall of the cooling cavity (6) is fixedly provided with a fan (19), the left side and the right side of the lower die (1) are both fixedly provided with heat exhausting fans (20).

2. A rapid cooling injection mold as set forth in claim 1, wherein: the quantity of reference column (4) is four, and distributes in four angles in the bottom of last mould (2), the locating hole with reference column (4) one-to-one is seted up at the top of lower mould (1).

3. A rapid cooling injection mold as set forth in claim 1, wherein: the number of the annular cooling pipes (16) is not less than four, and the annular cooling pipes are equidistantly distributed between the first vertical pipe (13) and the second vertical pipe (15).

4. A rapid cooling injection mold as set forth in claim 1, wherein: and water pipes are communicated between the cooling tank (18) and the cooling liquid tank (10) and between the high-pressure pump (11) and the cooling liquid tank (10).

5. A rapid cooling injection mold as set forth in claim 1, wherein: the heat insulation layer (7) is a heat insulation plate with good heat insulation performance, and the heat absorption layer (9) is a metal plate with good heat conduction performance.

6. A rapid cooling injection mold as set forth in claim 1, wherein: the top of the left side and the right side of the lower die (1) and the bottom of the left side and the right side of the upper die (2) are fixedly provided with fixed blocks, and electric hydraulic rods (5) are connected between the fixed blocks.