CN216831872U - Mould with novel cooling body - Google Patents

Abstract

The utility model relates to a mould with novel cooling body, it includes the upper die base, the die holder, go up the mold core, lower mold core and the pouring mechanism who sets gradually, guiding mechanism, cooling body and ejection mechanism, go up the last die cavity and the lower die cavity that form the constitution die cavity in mold core and the lower mold core respectively, be equipped with the mold insert in the die cavity, cooling body includes cooling system and cooling system down, it arranges respectively in last mold core and lower mold core with cooling system down to go up cooling system, it all includes the peripheral pipe network of multistage with cooling system down to go up cooling system, the part that peripheral pipe network is located mold insert week side is through the bridging component intercommunication. The mould of this technical scheme can eliminate the mold insert position and arrange the cooling water route and cause the interference, makes the cooling water route can fully cool off the die cavity, and difficult deformation when guaranteeing the finished piece shaping, shaping back surface is bright and clean.

Description

Mould with novel cooling body

Technical Field

The utility model relates to the technical field of mold, more specifically say a mould with novel cooling body.

Background

The mould is a precision tool, the shape of the mould is complex, the mould bears the expansion force of the blank, and has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, the development level of the mould production is one of the important marks of the mechanical manufacturing level, the mould generally comprises a movable mould and a fixed mould, the movable mould and the fixed mould can be separated and combined with each other, when the movable mould and the fixed mould are combined, the blank can be injected into a mould cavity to be formed into a finished piece, and when the movable mould and the fixed mould are separated, the finished piece can be taken out.

In the process of forming a product, a cooling water channel included in a cooling mechanism in a mold is used for controlling the temperature of a cavity, so that a blank in a molten state can be quickly formed, the effect of shortening the forming period is achieved, the generation of product burrs can be reduced, and the deformation of the product is prevented, as shown in a Chinese patent with the publication number of CN209036952U and the patent name of 'a mold cooling mechanism with a ring-shaped cooling water channel and a cooling water well', a plurality of first C-shaped water channels are arranged on an A plate at the fixed mold side. A plurality of first cooling wells are uniformly distributed below each first C-shaped water path all around, and a first water inlet path and a first water outlet path are respectively arranged at two ends of each first C-shaped water path. The first water inlet passage and the first water outlet passage penetrate through the A plate. And a plurality of second C-shaped water paths are arranged on the movable mold insert on the movable mold side. A plurality of second cooling wells are uniformly distributed on the whole periphery above each second C-shaped water channel, and a second water inlet channel and a second water outlet channel are respectively arranged at two ends of each second C-shaped water channel. The second water inlet path and the second water outlet path penetrate through the plate B. The movable mold insert is arranged below the plate A, cooling water paths arranged in the mode can be uniformly distributed around a product, a good cooling effect is achieved, the product is prevented from shrinking and deforming, and the dimensional stability is improved.

SUMMERY OF THE UTILITY MODEL

To above circumstances, receive the influence that the mold insert set up the position easily for the cooling water route of solving above-mentioned current mould, cause the cooling water route can't carry out even cooling to the die cavity, and then influence the problem of the quality of finished piece after the shaping easily, the utility model aims at providing a can eliminate the mold insert position and arrange to the cooling water route and cause the interference, make the cooling water route can carry out abundant refrigerated to the die cavity, non-deformable when guaranteeing the finished piece shaping, the bright and clean mould of shaping rear surface.

In order to achieve the above object, the technical solution of the present invention is:

the utility model provides a mould with novel cooling body, it includes the upper die base, the die holder, go up the mold core, lower mold core and the pouring mechanism who sets gradually, guiding mechanism, cooling body and ejection mechanism, it forms last die cavity and the lower die cavity that constitutes the die cavity respectively to go up in mold core and the lower mold core, be equipped with the mold insert in the die cavity, cooling body includes cooling system and cooling system down, it arranges respectively in last mold core and lower mold core to go up cooling system and cooling system down, it all includes the peripheral pipe network of multistage to go up cooling system and lower cooling system, the part that peripheral pipe network lies in mold insert week side is through bridging component intercommunication.

Preferably, the number of peripheral pipe networks included in the upper cooling system and the lower cooling system is three and two, respectively.

Preferably, the peripheral pipe network comprises a water inlet pipe, a water outlet pipe, a water guide pipe and a cooling main pipe, wherein the water inlet pipe is connected with a water inlet on the upper die base/the lower die base, the water outlet pipe is connected with a water outlet, the water guide pipe is vertically arranged in the upper die core/the lower die core and is connected with the water inlet pipe and the water outlet pipe, and the cooling main pipe is arranged in the upper die core/the lower die core and is connected with the water guide pipe connected with the water inlet pipe and the water outlet pipe.

Preferably, the peripheral pipe network comprises cooling branch pipes, the cooling branch pipes are communicated with the cooling main pipe, the cooling branch pipes are obliquely arranged and extend to the vertical position between every two adjacent inserts, and the cooling branch pipes are connected with the cooling main pipe of the same peripheral pipe network through bridge structural members.

Preferably, the bridging member includes a first water supply branch pipe connected to the cooling main pipe and a second water supply branch pipe communicated with the cooling branch pipe, the first water supply branch pipe and the second water supply branch pipe being communicated through a main water supply pipe.

Preferably, the cooling main pipe comprises a plurality of sections, and a water well is connected between the sections of the cooling main pipe.

Preferably, the wells are arranged at different depths according to the undulation of the outer surface of the molded part.

Preferably, a first sealing ring for preventing water seepage is arranged between the upper mold core/the lower mold core and the water guide pipe.

Preferably, a second sealing ring for preventing water seepage is arranged between the upper mold core/the lower mold core and the water well.

Compared with the prior art, the utility model has the advantages of:

the part that peripheral pipe network is located mold insert week side passes through the bridging component intercommunication, behind the cooling water injection peripheral pipe network, can pass through the peripheral pipe network part of bridging component flow direction opposite side from the peripheral pipe network part of mold insert one side, the influence of mold insert has not only been eliminated, it can obtain the circulation to have guaranteed that the cooling water can be in the peripheral pipe network, can also make the chamber part between two mold inserts obtain the cooling, the part of the finished piece that this region corresponds after avoiding the shaping produces deckle edge and deformation, guarantee the smooth finish of finished piece surface after the shaping, make the quality of gained finished piece improve greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the mold of the present invention;

FIG. 2 is a schematic view of the overall structure of the upper mold of the present invention;

FIG. 3 is a schematic view of the overall structure of the lower mold of the present invention;

FIG. 4 is a schematic structural view of the cooling system on the mold of the present invention located outside the upper mold core;

FIG. 5 is a schematic diagram of the cooling system on the mold of the present invention;

FIG. 6 is an enlarged schematic view of a bridge structure and its nearby pipelines in the mold cooling mechanism of the present invention;

fig. 7 is a schematic top view of the cooling system of the present invention;

FIG. 8 is a schematic structural view of the lower mold cooling system of the present invention located outside the lower mold core;

fig. 9 is a schematic structural diagram of the cooling system under the mold according to the present invention.

As shown in the figure:

1. an upper die holder; 2. a lower die holder; 3. an upper mold core; 301. an upper cavity; 4. a lower mold core; 401. a lower cavity; 5. an insert; 6. a water inlet pipe; 7. a water outlet pipe; 8. a water conduit; 9. cooling the main pipe; 10. cooling the branch pipe; 11. a first water supply branch pipe; 12. a second water supply branch pipe; 13. a main water supply pipe; 14. a water well; 15. a first seal ring; 16. and a second seal ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, and the terms are only used for simplifying the description, but do not indicate or imply that the directions are the specific directions and the specific directions structures and operations that the products must have, and therefore, the present invention should not be construed as being limited.

As shown in fig. 1 to 5, and fig. 8 and 9, a mold with a novel cooling mechanism comprises an upper mold base 1, a lower mold base 2, an upper mold core 3, a lower mold core 4, and a casting mechanism, a guiding mechanism, a cooling mechanism and an ejection mechanism arranged in sequence, wherein the casting mechanism, the guiding mechanism, the cooling mechanism and the ejection mechanism are all mechanisms in the existing mold, so the specific structure is not described any more, an upper mold cavity 301 and a lower mold cavity 401 which form the mold cavity are respectively formed in the upper mold core 3 and the lower mold core 4, an insert 5 is arranged in the mold cavity, the upper mold base 1 and the upper mold core 3 together form an upper mold of the utility model, the lower mold base 2 and the lower mold core 4 correspond to a lower mold of the utility model, the upper mold cavity 301 and the lower mold cavity 401 which form a molding mold cavity of a product are respectively formed in the lower mold core 4 of the upper mold core 3, the mold cavity is also provided with the insert 5, the cooling mechanism comprises an upper cooling system and a lower cooling system, criss-cross cooling flow passages are respectively arranged in the upper die core 3 and the lower die core 4, the upper cooling system and the lower cooling system are respectively arranged in the cooling flow passages in the upper die core 3 and the lower die core 4, the upper die core 3 and the lower die core 4 can be respectively cooled in the process of forming a workpiece, so that the temperature in the upper die cavity 301 and the lower die cavity 401 is reduced, namely the temperature of the whole die cavity is reduced, the upper cooling system and the lower cooling system respectively comprise a plurality of sections of peripheral pipe networks, cooling water is supplied to the peripheral pipe networks, when the cooling water passes through the peripheral pipe networks, the upper die core 3 and the lower die core 4 with higher temperature transmit the temperature to the cooling water, the temperature of the cooling water is increased, the temperature in the die cavity is simultaneously reduced, the influence of the position of the insert 5 is received, so that the peripheral pipe networks need to avoid the arrangement of the insert 5, namely are arranged outside the insert 5, the event makes peripheral pipe network can't arrange according to specific trend, and the die cavity part that corresponds then is difficult to obtaining the cooling between two adjacent mold inserts 5 near the distance very much, so make the part of the finished piece in this region take place deformation easily, the utility model discloses in, peripheral pipe network is located the part of mold insert 5 week side and passes through the bridging member intercommunication, after cooling water pours into peripheral pipe network into, can flow into the peripheral pipe network part of opposite side through the bridging member from the peripheral pipe network part of mold insert 5 one side, not only eliminated mold insert 5's influence, guaranteed that the cooling water can obtain the circulation in peripheral pipe network, can also make the die cavity part between two mold inserts 5 obtain the cooling, avoid this regional finished piece part that corresponds after the shaping to produce deckle edge and deformation, guarantee the smooth finish of finished piece surface after the shaping, make the quality of gained finished piece improve greatly.

Furthermore, the number of peripheral pipe networks contained in the upper cooling system and the lower cooling system is three and two, and the number of peripheral pipe networks in the upper cooling system and the lower cooling system is arranged in multiple groups, so that the upper cavity 301 and the lower cavity 401 can be sufficiently cooled.

As shown in fig. 4 to 9, the peripheral pipe network includes a water inlet pipe 6, a water outlet pipe 7, a water guide pipe 8 and a cooling main pipe 9, the outer surfaces of the upper die holder 1 and the lower die holder 2 are respectively provided with water inlets and water outlets having the same number as the water inlet pipe 6 and the water outlet pipe 7, each group of peripheral pipe network includes a water inlet and a water outlet, based on the number of the peripheral pipe networks respectively included by the upper cooling system and the lower cooling system, the outer surface of the upper die holder 1 is provided with three water inlets and three water outlets, correspondingly, the outer surface of the lower die holder 2 is provided with two water inlets and two water outlets, the water inlet pipe 6 and the water outlet pipe 7 included by the peripheral pipe network are respectively connected with the water inlets and the water outlets, one ends of the water inlet pipe 6 and the water outlet pipe 7 departing from the water inlets and the water outlets are respectively connected with the water guide pipe 8, the water guide pipe 8 is arranged in a vertical manner, and the other end of the water guide pipe 8 enters the cooling flow passage of the upper die core 3/the lower die core 4, the cooling main pipe 9 is arranged in a cooling flow channel in the upper mold core 3/lower mold core 4 and is connected with the water guide pipe 8 connected with the water inlet pipe 6 and the water outlet pipe 7, so that after cooling water is introduced from the water inlet of the upper mold base 1/lower mold base 2, the cooling water sequentially enters the water inlet pipe 6, the water guide pipe 8 and the cooling main pipe 9 and is discharged outwards through the water outlet pipe 7 and the water outlet, the cooling water with the increased temperature can be discharged to the outside of the upper mold core 3 and the lower mold core 4 in time, and new cooling water can enter the upper mold core 3 and the lower mold core 4 through the water inlet again.

As shown in fig. 5 to 7, the peripheral pipe network includes a cooling branch pipe 10, the cooling branch pipe 10 is communicated with a cooling main pipe 9, the cooling branch pipe 10 is obliquely arranged and extends to a vertical position between two adjacent insert members 5, the obliquely arranged cooling branch pipe 10 can pass through a portion between two insert members 5 from one side to the other side, and then is connected with the cooling main pipe 9 of the same peripheral pipe network on the periphery of the insert member 5 through a bridge member, so that the peripheral pipe network arranged on the periphery of the insert member 5 can form a circulating water path.

As shown in fig. 5 to 7, the bridging member includes a first water supply branch pipe 11 connected to the cooling main pipe 9 and a second water supply branch pipe 12 communicated with the cooling branch pipe 10, the first water supply branch pipe 11 and the second water supply branch pipe 12 are both arranged perpendicular to the connected cooling main pipe 9, the first water supply branch pipe 11 and the second water supply branch pipe 12 are communicated through a main water supply pipe 13, so that the cooling main pipes 9 on both sides of the insert 5 are communicated, when the cooling water passes through the main water supply pipe 13 on one side, the cooling water can pass through the first water supply branch pipe 11, the main water supply pipe 13 and the second water supply branch pipe 12 to the main water supply pipe 13 on the other side in sequence, and finally pass through the upper mold core 3 and the lower mold core 4 in the water outlet pipe 7 and the water outlet pipe 7, thereby realizing the circulation of the cooling water.

As shown in fig. 4 to 9, the cooling main pipe 9 includes a plurality of sections, a water well 14 is connected between the cooling main pipes 9, the water well 14 can increase the water storage capacity of the whole peripheral pipe network, i.e. can store more cooling water, and the water well 14 can also cool the cavity below/above the cooling main pipe, thereby improving the cooling effect of the whole cooling mechanism.

Further, each well 14 is configured to have different depths according to the undulation of the outer surface of the molded product, and because the outer surface of the molded product is not a flat surface, based on the above arrangement, each area of the molded product can be effectively cooled.

As shown in fig. 4 to 9, a first sealing ring 15 for preventing water seepage is arranged between the upper mold core 3/the lower mold core 4 and the water conduit 8, and the arrangement of the first sealing ring 15 can prevent water seepage between the water conduit 8 and the upper mold core 3/the lower mold core 4 due to overlarge water pressure during water inflow and water outflow, thereby improving the sealing effect of the whole cooling mechanism.

As shown in fig. 4 to 9, a second sealing ring 16 for preventing water leakage is provided between the upper mold core 3/the lower mold core 4 and the water well 14, and the second sealing ring 16 can prevent water pressure from breaking the water well 14 to cause leakage, thereby further improving the sealing effect of the whole cooling mechanism.

Referring to fig. 1 to 9, in the process of forming a molded part, the mold of the present invention can effectively reduce the temperature of the cavity by cooling water, the cooling water firstly enters the water inlet pipe 6 of the peripheral pipe network of the upper cooling system/the lower cooling system through the water inlet on the upper mold base 1/the lower mold base 2, the cooling water then enters the cooling main pipe 9 through the water guide pipe 8, then further passes through each water well 14 and the cooling main pipe 9, then enters the water guide pipe 8 connected with the water outlet pipe 7, and finally is discharged outwards from the water outlet pipe 7 and the water outlet, the peripheral water network is arranged around the insert 5, after the cooling water passes through the cooling main pipe 9 on one side of the insert 5, the cooling water can pass through the cooling branch pipe 10 and further passes through the bridging member to the cooling main pipe 9 on the other side, and finally passes through the water guide pipe 8 connected with the water outlet pipe 7 again and is discharged outwards from the water outlet pipe 7 and the water outlet, thereby carry out comprehensive cooling to whole die cavity, guarantee that the finished piece can be according to the predetermined cycle shaping to effectual finished piece surface of avoiding after the shaping deckle edge and deformation appear, make the finished piece have higher quality.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims (9)

1. The utility model provides a mould with novel cooling body, it includes upper die base (1), die holder (2), goes up mold core (3), lower mold core (4) and pouring mechanism, guiding mechanism, cooling body and the ejection mechanism that sets gradually, go up mold core (3) and form last die cavity (301) and lower die cavity (401) that constitute the die cavity in lower mold core (4) respectively, be equipped with mold insert (5) in the die cavity, a serial communication port, cooling body includes cooling system and lower cooling system, go up cooling system and arrange respectively with lower cooling system in last mold core (3) and lower mold core (4), it all includes the peripheral pipe network of multistage to go up cooling system and lower cooling system, peripheral pipe network is located the part of mold insert all sides is through the bridging component intercommunication.

2. The mold with the novel cooling mechanism according to claim 1, wherein the number of the peripheral pipe networks contained in the upper cooling system and the lower cooling system is three groups and two groups respectively.

3. The mold with the novel cooling mechanism according to claim 1 or 2, wherein the peripheral pipe network comprises a water inlet pipe (6), a water outlet pipe (7), a water conduit (8) and a cooling main pipe (9), the water inlet pipe (6) is connected with a water inlet on the upper mold base (1)/the lower mold base (2), the water outlet pipe (7) is connected with a water outlet, the water conduit (8) is vertically arranged in the upper mold core (3)/the lower mold core (4) and is connected with the water inlet pipe (6) and the water outlet pipe (7), and the cooling main pipe (9) is arranged in the upper mold core (3)/the lower mold core (4) and is connected with the water conduit (8) connecting the water inlet pipe (6) and the water outlet pipe (7).

4. The mold with the novel cooling mechanism according to claim 3, wherein the peripheral pipe network comprises a cooling branch pipe (10), the cooling branch pipe (10) is communicated with the cooling main pipe (9), the cooling branch pipe (10) is obliquely arranged and extends to a vertical position between two adjacent inserts (5), and the cooling branch pipe (10) is connected with the cooling main pipe (9) of the same peripheral pipe network through a bridge structure.

5. The mold with the novel cooling mechanism according to claim 4, wherein the bridging member comprises a first water supply branch pipe (11) connected with the cooling main pipe (9) and a second water supply branch pipe (12) communicated with the cooling branch pipe (10), and the first water supply branch pipe (11) and the second water supply branch pipe (12) are communicated through a main water supply pipe (13).

6. A mould with a novel cooling mechanism according to claim 3, characterized in that the cooling main pipe (9) comprises a plurality of sections, and water wells (14) are connected among the sections of the cooling main pipe.

7. The mold with the novel cooling mechanism as claimed in claim 6, wherein each water well (14) is configured to have different depths according to the undulation of the outer surface of the molded product.

8. The mold with the novel cooling mechanism according to claim 3, wherein a first sealing ring (15) for preventing water seepage is arranged between the upper mold core (3)/the lower mold core (4) and the water guide pipe (8).

9. The mould with the novel cooling mechanism is characterized in that a second water-seepage-proof sealing ring (16) is arranged between the upper mould core (3)/the lower mould core (4) and the water well (14).

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