CN218948246U

CN218948246U - Safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding

Info

Publication number: CN218948246U
Application number: CN202221830175.1U
Authority: CN
Inventors: 漆家斌; 陈洪勇; 李兆龙; 刘建军; 柏文俞
Original assignee: Shijiazhuang Dexiang Plastic Products Co ltd
Current assignee: Shijiazhuang Dexiang Plastic Products Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-05-02
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to the technical field of plastic molds and provides a safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding, which comprises a lower mold plate and a heat dissipation assembly, wherein a mold cavity is arranged at the top end of the lower mold plate, the heat dissipation assembly is arranged below the mold cavity, a water inlet pipe is arranged on the front surface of the heat dissipation assembly, an upper mold plate is movably arranged above the lower mold plate, a guide pillar is arranged at the joint of the upper mold plate and the lower mold plate, a driving connecting rod is fixedly arranged at the middle position of the top end of the upper mold plate, a movable mold plate is movably arranged at the bottom end of the driving connecting rod, and a stamping rod is arranged outside the top end of the movable mold plate. Through above-mentioned technical scheme, the cooling device radiating effect of plastic mould in processing production is poor in the prior art has been solved, and the cooling cost is high, influences this mechanical mould's running cost, and because the cooling effect of dispelling the heat is poor leads to the drawing of patterns difficulty after the processing is accomplished moreover, has brought inconvenient problem for production and processing.

Description

Safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding.

Background

A plastic mold is a short term for a combination mold for compression molding, extrusion molding, injection, blow molding, and low foaming molding. The coordination change of the male die, the female die and the auxiliary forming system can process a series of plastic parts with different shapes and different sizes. Plastic molds are industry masters and new products are released in relation to plastics.

The original plastic mould has the defects that the heat dissipation effect of the heat dissipation cooling device of the plastic mould in processing production is poor, the cooling cost is high, the operation cost of the mechanical mould is affected, and the demoulding is difficult after the processing is finished due to the poor heat dissipation cooling effect, so that inconvenience is brought to the production and the processing.

Therefore, we propose a safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding.

Disclosure of Invention

The utility model provides a safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding, which solves the problems that a heat dissipation cooling device of a plastic mold in processing and production in the prior art has poor heat dissipation effect, high cooling cost and influence on the operation cost of the mechanical mold, and the demolding is difficult after the processing is finished due to the poor heat dissipation cooling effect, so that inconvenience is brought to production and processing.

The technical scheme of the utility model is as follows: including lower bolster and radiator unit, the top of lower bolster is provided with the die cavity, the below of die cavity is provided with radiator unit, radiator unit's front surface is provided with the inlet tube, the top movable mounting of lower bolster has the cope match-plate pattern, the cope match-plate pattern with the junction of lower bolster is provided with the guide pillar, the top intermediate position department fixed mounting of cope match-plate pattern has the drive connecting rod, the bottom activity of drive connecting rod is provided with the movable bolster, the top outside of movable bolster is provided with the ram rod, the bottom demountable installation of movable bolster has the die head.

The heat dissipation assembly comprises a connecting pipe, a return pipe and a cooling pipe, wherein the cooling pipe is fixedly arranged in the heat dissipation assembly, the return pipe is fixedly arranged on the inner side of the cooling pipe, and the connecting pipe is arranged at the joint of the return pipe and the cooling pipe.

The spring plate is movably mounted at the bottom end of the inside of the die cavity, limit rods are arranged at the left end and the right end of the spring plate, a spring is fixedly connected to the bottom end of the spring plate, and the spring plate is elastically connected with the spring.

The water inlet pipe is communicated with the cooling pipe inside the heat dissipation assembly in a sealing mode, and the return pipe is communicated with the cooling pipe through a connecting pipe and is fixed in a sealing mode.

The cooling pipes are arranged in two groups, and the two groups of cooling pipes are uniformly distributed below the die cavity in an arched shape.

The springs are arranged in three groups, the springs are uniformly distributed below the spring plate, and the springs are in a contracted state.

The limiting rod penetrates through the die cavity to the spring plate, and the limiting rod is fixedly connected with the spring plate through threads.

The beneficial effects of the utility model are as follows:

according to the utility model, the return pipe is added by arranging the cooling pipe in the die, the heat dissipation and cooling range of the cooling pipe is enlarged by the return pipe, the heat dissipation speed of heat generated by the die in the use process is increased, the heat dissipation and cooling effect of the heat dissipation and cooling device of the die is improved, the heat dissipation cost is reduced, and the limit rod can be withdrawn when demoulding is needed after the plastic die is processed and cooled, so that the spring plate is utilized to help parts in the die cavity to complete demoulding, thereby being more convenient to process, produce and use and improving the production efficiency.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic diagram of a heat dissipating assembly according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the mold cavity of the present utility model;

in the figure: 1. a lower template; 2. a guide post; 3. an upper template; 4. a die head; 5. a drive link; 6. punching a rod; 7. a movable template; 8. a mold cavity; 9. a water inlet pipe; 10. a connecting pipe; 11. a return pipe; 12. a cooling tube; 13. a heat dissipation assembly; 14. a limit rod; 15. a spring plate; 16. and (3) a spring.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, the embodiment proposes a die assembly comprising a lower die plate 1 and a heat dissipation assembly 13, wherein a die cavity 8 is arranged at the top end of the lower die plate 1, the heat dissipation assembly 13 is arranged below the die cavity 8, a water inlet pipe 9 is arranged on the front surface of the heat dissipation assembly 13, an upper die plate 3 is movably mounted above the lower die plate 1, a guide post 2 is arranged at the joint of the upper die plate 3 and the lower die plate 1, a driving connecting rod 5 is fixedly mounted at the middle position of the top end of the upper die plate 3, a movable die plate 7 is movably arranged at the bottom end of the driving connecting rod 5, a stamping rod 6 is arranged at the outer side of the top end of the movable die plate 7, and a die head 4 is detachably mounted at the bottom end of the movable die plate 7; the heat dissipation assembly 13 comprises a connecting pipe 10, a return pipe 11 and a cooling pipe 12, wherein the cooling pipe 12 is fixedly arranged in the heat dissipation assembly 13, the return pipe 11 is fixedly arranged on the inner side of the cooling pipe 12, and the connecting pipe 10 is arranged at the joint of the return pipe 11 and the cooling pipe 12; a spring plate 15 is movably arranged at the inner bottom end of the die cavity 8, limit rods 14 are arranged at the left end and the right end of the spring plate 15, a spring 16 is fixedly connected with the bottom end of the spring plate 15, and the spring plate 15 is elastically connected with the spring 16.

In this embodiment, when the cooling needs to be performed, the water delivery device is externally connected to the water inlet pipe 9, the cooling liquid can be delivered into the cooling pipe 12 through the water delivery device, the cooling liquid flows through the cooling pipe 12, the heat dissipation speed of the die cavity 8 can be increased, and the temperature of the die cavity 8 is further reduced, so that the die cavity 8 is effectively prevented from being worn, the cooling range of the cooling pipe 12 can be enlarged through the return pipe 11 assembled on the inner side of the cooling pipe 12, the heat dissipation speed of the die cavity 8 is further increased, the cooling effect of the cooling pipe 12 is improved, the running cost of the die is reduced, and when the die is required to be removed, the limit rod 14 can be withdrawn, the spring plate 15 is jacked up through the spring 16, so that the die cavity 8 is assisted in demolding by the aid of the spring plate 15, and the processing production and the use are more convenient, and the production efficiency is improved.

As shown in fig. 2, in order to facilitate filling and replacing the cooling liquid or the cooling water, the cooling pipe 12 is communicated with the return pipe 11 through the connecting pipe 10, the cooling range of the cooling pipe 12 can be enlarged through the return pipe 11, the heat dissipation speed of the die cavity 8 is accelerated, the cooling effect of the cooling pipe 12 is improved, the water inlet pipe 9 is communicated with the cooling pipe 12 inside the heat dissipation assembly 13 in a sealing way, and the return pipe 11 is communicated with the cooling pipe 12 through the connecting pipe 10 and is fixed in a sealing way.

As shown in fig. 2, by arranging two groups of cooling pipes 12, the die cavity 8 for continuous punching can be cooled by heat dissipation, the temperature of the die cavity 8 is reduced, the abrasion of the die cavity 8 is reduced, the service life of the die cavity is prolonged, the two groups of cooling pipes 12 are arranged, and the two groups of cooling pipes 12 are uniformly distributed below the die cavity 8 in an arch shape.

In order to facilitate stable spring-up of the spring plate 15, as shown in fig. 3, the springs 16 are provided with three groups, wherein the three groups of springs 16 are uniformly distributed under the spring plate 15, and the springs 16 are in a contracted state.

In order to ensure the stability of the mounting and fixing of the spring plate 15 during the machining process, the limit rod 14 penetrates the die cavity 8 to the spring plate 15, and the limit rod 14 is fixedly connected with the spring plate 15 through threads, as shown in fig. 3.

The working principle of the utility model is as follows: the mold is utilized for processing and producing, when the mold cavity 8 is scalded, the water delivery device is externally connected with the water inlet pipe 9, cooling liquid can be delivered into the cooling pipe 12 through the water delivery device, the cooling liquid flows in the cooling pipe 12, the heat dissipation speed of the mold cavity 8 can be accelerated, the temperature of the mold cavity 8 is further reduced, the cooling range of the mold cavity 8 can be enlarged after the cooling pipe 11 is communicated through the connecting pipe 10 through the return pipe 11 assembled on the inner side of the cooling pipe 12, the heat dissipation speed of the mold cavity 8 is further accelerated, when demolding is needed, the limiting rod 14 is withdrawn, the spring 16 stretches out and draws back, the spring plate 15 is jacked to assist in demolding, after demolding is finished, the spring plate 15 is pressed to reset, and the mold cavity is fixed through the limiting rod 14.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a safe high-efficient plastic mould convenient to automatic liftout drawing of patterns of heat dissipation, a serial communication port, including lower bolster (1) and radiator unit (13), the top of lower bolster (1) is provided with die cavity (8), the below of die cavity (8) is provided with radiator unit (13), the front surface of radiator unit (13) is provided with inlet tube (9), the top movable mounting of lower bolster (1) has cope match-plate pattern (3), cope match-plate pattern (3) with the junction of lower bolster (1) is provided with guide pillar (2), the top intermediate position department fixed mounting of cope match-plate pattern (3) has drive connecting rod (5), the bottom activity of drive connecting rod (5) is provided with movable bolster (7), the top outside of movable bolster (7) is provided with ram rod (6), the bottom demountable installation of movable bolster (7) has die head (4).

2. The safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding according to claim 1, wherein the heat dissipation assembly (13) comprises a connecting pipe (10), a return pipe (11) and a cooling pipe (12), the cooling pipe (12) is fixedly installed inside the heat dissipation assembly (13), the inner side of the cooling pipe (12) is fixedly provided with the return pipe (11), and the connecting part of the return pipe (11) and the cooling pipe (12) is provided with the connecting pipe (10) in a sealing way.

3. The safe and efficient plastic mold convenient for heat dissipation and automatic ejection and demolding according to claim 1, wherein a spring plate (15) is movably mounted at the inner bottom end of the mold cavity (8), limit rods (14) are arranged at the left end and the right end of the spring plate (15), a spring (16) is fixedly connected with the bottom end of the spring plate (15), and the spring plate (15) is elastically connected with the spring (16).

4. The safe and efficient plastic mold convenient for heat dissipation and automatic material ejection and demolding according to claim 2, wherein the water inlet pipe (9) is communicated with the cooling pipe (12) inside the heat dissipation assembly (13) in a sealing way, and the return pipe (11) is communicated with the cooling pipe (12) through the connecting pipe (10) and is fixed in a sealing way.

5. The safe and efficient plastic mold convenient for heat dissipation and automatic material ejection and demolding according to claim 2, wherein two groups of cooling pipes (12) are arranged, and the two groups of cooling pipes (12) are uniformly distributed below the mold cavity (8) in an arch shape.

6. The safe and efficient plastic mold convenient for heat dissipation and automatic material ejection and demolding according to claim 3, wherein three groups of springs (16) are arranged, the three groups of springs (16) are uniformly distributed below the spring plate (15), and the springs (16) are in a contracted state.

7. A safe and efficient plastic mold convenient for heat dissipation and automatic material ejection and demolding according to claim 3, characterized in that the limiting rod (14) penetrates through the mold cavity (8) to the spring plate (15), and the limiting rod (14) is fixedly connected with the spring plate (15) through threads.