CN216635207U

CN216635207U - Injection mold easy to radiate heat

Info

Publication number: CN216635207U
Application number: CN202123373363.4U
Authority: CN
Inventors: 敖志华
Original assignee: Xiamen Donglisheng Plastic Co ltd
Current assignee: Xiamen Donglisheng Plastic Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-31
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the field of injection molding, in particular to an injection mold easy to dissipate heat, which comprises a bottom plate, a reinforcing rib and a base, wherein a rubber pad is fixed below the bottom plate, a fixed plate is connected above the bottom plate, a supporting plate is arranged above the reinforcing rib, the reinforcing rib is positioned on the right side of the fixed plate, a lower mold body is arranged above the base, the base is positioned above the supporting plate, a positioning mechanism is arranged on the surface of the right end of the lower mold body, an upper mold body is arranged above the lower mold body, and a feed inlet is arranged inside the upper mold body; according to the utility model, through the arrangement of the water tank, the condensed water in the water tank flows into the circulating pipe through the water outlet pipe and then flows back to the water tank through the water inlet pipe, so that a circulating loop is formed between the water tank and the circulating pipe, and the circulating pipe cools the intermediate plate through the condensed water circulating inside, so that the mold can radiate and cool the raw materials inside the mold cavity, and the molding efficiency of the mold is improved.

Description

Easily radiating injection mold

Technical Field

The utility model relates to the field of injection molding processing, in particular to an injection mold easy to radiate heat.

Background

Injection molding is a method for producing moldings from industrial products, and the products are generally produced by using rubber injection molding and plastic injection molding, and the injection molding can be injection molding press molding and die casting, and an injection mold is an indispensable tool in injection molding.

However, current injection mold is not convenient for fix, the skew in the position appears easily when placing, and stability is relatively poor, is not convenient for dispel the heat the cooling, and the shaping speed is slow, and is not convenient for change or maintain solitary subassembly.

Therefore, an injection mold with easy heat dissipation is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that the existing injection mold is inconvenient to fix, is easy to deviate in position when placed, has poor stability, is inconvenient to radiate and cool, has low forming speed and is inconvenient to replace or maintain an independent component, the utility model provides the injection mold easy to radiate heat.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the injection mold easy to dissipate heat comprises a bottom plate, reinforcing ribs and a base, wherein a rubber pad is fixed below the bottom plate, a fixing plate is connected above the bottom plate, a supporting plate is arranged above the reinforcing ribs, the reinforcing ribs are positioned at the right side of the fixing plate, a lower die body is arranged above the base, the base is positioned above the supporting plate, the surface of the right end of the lower die body is provided with a positioning mechanism, an upper die body is arranged above the lower die body, a feeding hole is arranged inside the upper die body, a die cavity is arranged below the feeding hole, a middle plate is fixed below the die cavity, a circulating pipe is arranged inside the middle plate, a water inlet pipe is connected below the circulating pipe, and the water tank is installed to the below of inlet tube, settle in the left side of inlet tube has the outlet pipe, and the left side of outlet pipe is provided with the thimble, the below of thimble is connected with the pneumatic cylinder.

Preferably, be the welding between strengthening rib and the fixed plate, and be truss column structure between bottom plate, fixed plate, strengthening rib and the backup pad to the bottom surface of bottom plate closely laminates with the top surface of rubber pad.

Preferably, the positioning mechanism comprises a positioning groove, a clamping block, an opening and a connecting block, the clamping block is arranged in the positioning groove, the opening is formed in the surface of the bottom end of the clamping block, and the connecting block is arranged in the opening.

Preferably, for stamping forming between fixture block and the last mould body, and go up the mould body and be connected with lower mould body block through the cooperation between fixture block and the constant head tank to the base passes through the cooperation between connecting block and the opening and constitutes the block structure with the fixture block.

Preferably, the vertical central lines among the upper die body, the feed inlet and the die cavity are overlapped, and the upper die body and the base form a lifting structure through the matching between the ejector pin and the pneumatic cylinder.

Preferably, the water tank and the circulating pipe form a circulating circulation structure through the matching between the water inlet pipe and the water outlet pipe, and the circulating pipe is distributed in the middle plate in a curved structure.

The utility model has the advantages that:

1. according to the utility model, through the arrangement of the rubber pad, the rubber pad promotes the friction force between the bottom plate and the plane, so that the position deviation cannot easily occur when the mould is placed on the plane, the stability of the mould in working is promoted, the casting position deviation caused by the mould deviation is avoided, and meanwhile, the truss-shaped bottom plate, the fixed plate, the reinforcing ribs and the support plate support the mould, so that the mould can bear larger pressure, and the stability of the mould is promoted;

2. according to the utility model, through the arrangement of the clamping mechanism, the opening fixes the position of the base through the connecting block, so that the upper die body, the lower die body and the base are clamped together, the integral stability of the die is improved, the die cannot easily fall apart, and meanwhile, when the components in the die are required to be maintained or cleaned, the corresponding parts can be independently taken down for independent replacement or maintenance, so that the flexibility of the die structure is improved, and the condition that the whole die is required to be replaced when the independent components of the components in the die are required to be maintained is avoided;

3. according to the utility model, through the arrangement of the water tank, the condensed water in the water tank flows into the circulating pipe through the water outlet pipe and then flows back to the water tank through the water inlet pipe, so that a circulating loop is formed between the water tank and the circulating pipe, and the circulating pipe cools the intermediate plate through the condensed water circulating inside, so that the mold can radiate and cool the raw materials inside the mold cavity, and the molding efficiency of the mold is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic front view of the first embodiment;

FIG. 2 is a schematic cross-sectional view of the first embodiment;

FIG. 3 is a schematic structural view of a positioning mechanism according to a second embodiment;

fig. 4 is a schematic view of the mold cavity structure of the first embodiment.

In the figure: 1. a base plate; 2. a rubber pad; 3. a fixing plate; 4. reinforcing ribs; 5. a support plate; 6. a base; 7. a lower die body; 8. a positioning mechanism; 801. positioning a groove; 802. a clamping block; 803. an opening; 804. connecting blocks; 9. feeding a mold body; 10. a feed inlet; 11. a mold cavity; 12. a middle plate; 13. a circulation pipe; 14. a water inlet pipe; 15. a water tank; 16. a water outlet pipe; 17. a thimble; 18. pneumatic cylinders.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, an injection mold with easy heat dissipation comprises a bottom plate 1, reinforcing ribs 4 and a base 6, wherein a rubber pad 2 is fixed below the bottom plate 1, a fixing plate 3 is connected above the bottom plate 1, a supporting plate 5 is installed above the reinforcing ribs 4, the reinforcing ribs 4 are located on the right side of the fixing plate 3, a lower mold body 7 is installed above the base 6, the base 6 is located above the supporting plate 5, a positioning mechanism 8 is arranged on the surface of the right end of the lower mold body 7, an upper mold body 9 is installed above the lower mold body 7, a feed inlet 10 is arranged inside the upper mold body 9, a mold cavity 11 is arranged below the feed inlet 10, the mold cavity 11 is in the shape of a plastic bottle, a middle plate 12 is fixed below the mold cavity 11, a circulating pipe 13 is installed inside the middle plate 12, a water inlet pipe 14 is connected below the circulating pipe 13, and a water tank 15 is installed below the water inlet pipe 14, a water outlet pipe 16 is arranged on the left side of the water inlet pipe 14, a thimble 17 is arranged on the left side of the water outlet pipe 16, and a pneumatic cylinder 18 is connected below the thimble 17.

For the welding between strengthening rib 4 and the fixed plate 3, and the bottom plate 1, the fixed plate 3, be truss column structure between strengthening rib 4 and the backup pad 5, and the bottom surface of bottom plate 1 and the top surface of rubber pad 2 closely laminate, rubber pad 2 has promoted the frictional force between bottom plate 1 and the plane, thereby make the skew in the appearance position that can not be easily when the mould is placed on the plane, truss column's bottom plate 1 simultaneously, fixed plate 3, strengthening rib 4 and backup pad 5 support the mould, make the mould can bear bigger pressure, the stability of mould has been promoted.

Go up the die body 9, vertical central line between feed inlet 10 and the die cavity 11 coincides mutually, and go up die body 9 and constitute elevation structure through cooperation between thimble 17 and the pneumatic cylinder 18 and base 6, pour the inside of die cavity 11 with the raw materials through feed inlet 10, then carry out injection moulding and finalize the design, accomplish processing back, drive thimble 17 through pneumatic cylinder 18 and lift up last die body 9 to make the user can take out the finished product in the die cavity 11, the mould of being convenient for carries out the ejection of compact.

The water tank 15 constitutes circulation structure through the cooperation between inlet tube 14 and the outlet pipe 16 and circulating pipe 13, and circulating pipe 13 is curved shape structure and distributes in the inside of intermediate lamella 12, the comdenstion water in the water tank 15 flows into circulating pipe 13 through outlet pipe 16, then rethread inlet tube 14 flows back to water tank 15, make to constitute a circulation's return circuit between water tank 15 and the circulating pipe 13, circulating pipe 13 cools down intermediate lamella 12 through the comdenstion water of inside circulation, thereby make the mould can dispel the heat the cooling to the raw materials of die cavity 11 inside, the shaping efficiency of mould has been promoted.

Example two

Referring to fig. 3, in a first comparative example, as an extended embodiment of the present invention, the positioning mechanism 8 includes a positioning groove 801, a latch 802, an opening 803, and a connecting block 804, the latch 802 is disposed inside the positioning groove 801, the opening 803 is disposed on a bottom surface of the latch 802, and the connecting block 804 is disposed inside the opening 803.

Punch forming is adopted between the clamping block 802 and the upper die body 9, the upper die body 9 is connected with the lower die body 7 in a clamping mode through matching between the clamping block 802 and the positioning groove 801, the base 6 forms a clamping structure through matching between the connecting block 804 and the opening 803 and the clamping block 802, when components inside the die need to be maintained or cleaned, corresponding parts can be taken down independently to be replaced or maintained independently, flexibility of the die structure is improved, and the situation that the whole die needs to be replaced when independent components inside the die need to be maintained is avoided.

The working principle is that firstly, the mould is assembled, the mould is placed at a proper position, the rubber pad 2 improves the friction force between the bottom plate 1 and the plane, so that the mould cannot easily deviate on the position when placed on the plane, the stability of the mould during working is improved, the casting position cannot deviate due to the deviation of the mould, meanwhile, the truss-shaped bottom plate 1, the fixing plate 3, the reinforcing ribs 4 and the supporting plate 5 support the mould, so that the mould can bear larger pressure, the stability of the mould is improved, the mould is connected with an external power supply through a lead, the external power supply supplies power to the mould, raw materials are poured into the mould cavity 11 through the feed inlet 10, then injection molding processing and shaping are carried out, after the processing is finished, the ejector pin 17 is driven by the pneumatic cylinder 18 to lift the upper mould body 9, so that a user can take out finished products in the mould cavity 11, the die is convenient to discharge.

Then, the condensed water in the water tank 15 flows into the circulating pipe 13 through the outlet pipe 16, and then flows back to the water tank 15 through the inlet pipe 14, so that a circulating loop is formed between the water tank 15 and the circulating pipe 13, the circulating pipe 13 cools the intermediate plate 12 through the condensed water circulating inside, thereby leading the die to radiate heat and cool the raw material in the die cavity 11, improving the molding efficiency of the die, fixing the position of the base 6 by the opening 803 through the connecting block 804, thereby clamping the upper die body 9, the lower die body 7 and the base 6 together, improving the stability of the whole die, preventing the die from being easily scattered, meanwhile, when the assemblies inside the die are required to be maintained or cleaned, the corresponding parts can be taken down independently for independent replacement or maintenance, the flexibility of the die structure is improved, and the condition that the whole die is required to be replaced when the independent components of the assemblies inside the die are required to be maintained is avoided.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides an easy radiating injection mold which characterized in that: the die comprises a bottom plate (1), reinforcing ribs (4) and a base (6), wherein a rubber pad (2) is fixed below the bottom plate (1), a fixing plate (3) is connected above the bottom plate (1), a supporting plate (5) is installed above the reinforcing ribs (4), the reinforcing ribs (4) are located on the right side of the fixing plate (3), a lower die body (7) is installed above the base (6), the base (6) is located above the supporting plate (5), a positioning mechanism (8) is arranged on the surface of the right end of the lower die body (7), an upper die body (9) is installed above the lower die body (7), a feeding hole (10) is formed in the upper die body (9), a die cavity (11) is arranged below the feeding hole (10), an intermediate plate (12) is fixed below the die cavity (11), and a circulating pipe (13) is installed in the intermediate plate (12), the water-saving air-conditioning system is characterized in that a water inlet pipe (14) is connected to the lower portion of the circulating pipe (13), a water tank (15) is installed below the water inlet pipe (14), a water outlet pipe (16) is arranged on the left side of the water inlet pipe (14), a thimble (17) is arranged on the left side of the water outlet pipe (16), and a pneumatic cylinder (18) is connected to the lower portion of the thimble (17).

2. An injection mold easy to dissipate heat according to claim 1, characterized in that: the reinforcing ribs (4) and the fixing plate (3) are welded, a truss-shaped structure is formed among the bottom plate (1), the fixing plate (3), the reinforcing ribs (4) and the supporting plate (5), and the bottom end surface of the bottom plate (1) is tightly attached to the top end surface of the rubber pad (2).

3. An injection mold easy to dissipate heat according to claim 1, characterized in that: the positioning mechanism (8) comprises a positioning groove (801), a clamping block (802), an opening (803) and a connecting block (804), the clamping block (802) is arranged inside the positioning groove (801), the opening (803) is formed in the bottom end surface of the clamping block (802), and the connecting block (804) is arranged inside the opening (803).

4. An injection mold easy to dissipate heat according to claim 3, characterized in that: the clamping block (802) and the upper die body (9) are formed in a punch mode, the upper die body (9) is connected with the lower die body (7) in a clamping mode through matching between the clamping block (802) and the positioning groove (801), and the base (6) and the clamping block (802) form a clamping structure through matching between the connecting block (804) and the opening (803).

5. An injection mold easy to dissipate heat according to claim 1, characterized in that: the vertical central lines among the upper die body (9), the feed inlet (10) and the die cavity (11) are overlapped, and the upper die body (9) forms a lifting structure with the base (6) through the matching between the ejector pin (17) and the pneumatic cylinder (18).

6. An injection mold easy to dissipate heat according to claim 1, characterized in that: the water tank (15) and the circulating pipe (13) form a circulating circulation structure through the matching between the water inlet pipe (14) and the water outlet pipe (16), and the circulating pipe (13) is distributed in the middle plate (12) in a curved structure.