CN113771333A

CN113771333A - Double-layer discharging die with isolation groove structure and convenient to form

Info

Publication number: CN113771333A
Application number: CN202111034161.9A
Authority: CN
Inventors: 叶汝谦
Original assignee: Shenzhen Anheda Plastic Products Co ltd
Current assignee: Shenzhen Anheda Plastic Products Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2021-12-10

Abstract

A double-layer discharging die with an isolation groove structure and convenient to form comprises an upper die, a lower die and a middle plate, wherein the upper die, the middle plate and the lower die are sequentially connected from top to bottom, a first forming cavity is formed between the upper die and the middle plate, a second forming cavity is formed between the lower die and the middle plate, the first forming cavity and the second forming cavity respectively comprise a cooling area and a heating area, the cooling areas are communicated with the corresponding heating areas, and the cooling areas of the first forming cavity and the second forming cavity are communicated with one end of the die; and the lower die or the upper die is provided with an injection channel, the injection channel penetrates into a heating area of the second forming cavity or a heating area of the first forming cavity, and the middle plate is provided with a communication channel penetrating through the middle plate corresponding to the injection through hole. In the mold, two-in-one mold can be realized, and the efficiency is higher compared with the conventional one-in-one mold. And the die can reduce the electric energy to be consumed, so that the production cost of the plate is lower.

Description

Double-layer discharging die with isolation groove structure and convenient to form

Technical Field

The invention belongs to the field of dies, and particularly relates to a double-layer discharging die which is provided with an isolation groove structure and is convenient to form.

Background

General definition of the mold: in industrial production, parts or articles of desired shape are produced by pressing metallic or non-metallic materials using various presses and special tools mounted on the presses, collectively referred to as dies.

In the existing plate forming die, a cooling area and a heating area are included, the heating area heats the raw material to enable the raw material to be molten into a liquid state, and then the liquid raw material is conveyed to the cooling area and then cooled into a solid, so that the raw material is molded into the required plate. In the existing die, a gap does not exist between the cooling zone and the heating zone, so that the heat of the heating zone can be more easily transferred to the cooling zone, the heat loss of the heating zone can be increased, and the energy consumption of the die can be increased; and after the cooling zone absorbs the heat of the heating zone, the cooling shaping effect of the cooling zone on the raw material can affect the shape, and further the production of the plate is affected. In addition, the existing plate forming dies are all one die, so that the production efficiency of the die is low, and the production requirements cannot be met.

For example, patent application No. CN201821050185.7, reference 1, provides a plate press-forming mold with a cutting blade, which includes an upper mold and a lower mold, wherein an upper mold working surface is provided below the upper mold, a lower mold cavity is provided above the lower mold, the lower mold cavity and the upper mold working surface are matched to form an integral mold cavity, and a product is formed in the integral mold cavity; at least one side of the upper die is provided with a cutting knife, the lower die is provided with a scissor groove matched with the cutting knife, the cutting knife is arranged on the side surface of the working surface of the upper die, the cutting knife is of a structure surrounding the working surface of the upper die, a groove is formed around the upper die, and the cutting knife can be installed in the groove in a replaceable manner. The comparison document 1 has the above-mentioned drawbacks of the prior art.

Disclosure of Invention

In order to solve the above problems, a primary objective of the present invention is to provide a double-layer discharging mold with an isolation groove structure and easy to form, which can be manufactured in multiple steps and has higher efficiency compared to the conventional one-step mold.

Another object of the present invention is to provide a double-layer discharging mold with an isolation groove structure, which is convenient for forming, and the mold consumes less energy, so that the cost of the production and processing of the sheet material is lower.

In order to achieve the above object, the present invention has the following technical means.

A double-layer discharging die with an isolation groove structure and convenient to form comprises an upper die, a lower die and a middle plate, wherein the upper die, the middle plate and the lower die are sequentially connected from top to bottom; the lower die or the upper die is provided with an injection channel, the injection channel penetrates into a heating zone of the second forming cavity or a heating zone of the first forming cavity, the middle plate is provided with a communication channel penetrating through the middle plate corresponding to the injection through hole, and the heating zone of the first forming cavity is communicated with the heating zone of the second forming cavity through the communication channel; in this mould, pour into the raw materials into second molding cavity or first molding cavity through the injection passageway to through the intercommunication passageway, make all have the raw materials in second molding cavity and the first molding cavity, thereby realize one out two with the processing of raw materials into panel through second molding cavity and first molding cavity, compare in the mould of current one out, it is more efficient. The process of processing the raw materials in the first forming cavity and the second forming cavity by the die to form the plate is the prior art. Wherein first shaping cavity, second shaping cavity are intracavity are including heating region and cooling zone, and the setting of heating region is realized through the heater, and for prior art, the setting of cooling zone can be realized through coolant liquid or other cooling methods.

And an isolation groove is arranged on the outer side surface of the upper die or the outer side surface of the lower die and is positioned between the cooling area and the heating area of the upper die or the lower die. The setting of isolation tank has reduced the area of contact between the zone of heating and the cooling zone, can reduce the heat of the zone of heating to the efficiency of cooling zone transmission for the speed that the heat of the zone of heating runs off slows down, heats the zone of heating when the temperature in order to keep the zone of heating at this mould, can reduce the electric energy that will consume, makes the manufacturing cost of panel lower. And the heat energy received by the cooling zone can be reduced, and the cooling forming process of the plate is prevented from being influenced by overhigh temperature of the cooling zone.

Furthermore, the number of the isolation grooves is more than two.

Furthermore, more than two isolation grooves are positioned on the same straight line, two adjacent isolation grooves are not communicated, and a connecting part for connecting the heating area and the cooling area is arranged. The arrangement is that the isolation grooves and the connecting parts are arranged at intervals, so that the die can reduce energy consumption and prevent the die from being broken.

Furthermore, the isolation groove is composed of more than two round holes, and two adjacent round holes in the same isolation groove are tangent.

Furthermore, isolation grooves are formed in the upper die and the lower die, one side of each isolation groove penetrates through the outer side of the corresponding upper die or the outer side of the corresponding lower die to be exposed to the outside, and the other side of each isolation groove does not penetrate through the inner side of the corresponding upper die or the inner side of the corresponding lower die. The upper die and the lower die are provided with the isolation grooves, so that the die can further reduce energy consumption. And the other side of the isolation groove does not penetrate through the inner side of the upper die or the inner side of the lower die, so that the isolation groove is prevented from penetrating through the first forming cavity and the second forming cavity, and the influence on the forming of the plate is prevented.

Further, the injection channel is located on the lower die, and the diameter of the communication channel is larger than that of the injection channel. The diameter of the connecting channel is larger than that of the injection channel, so that the raw materials can smoothly enter the first forming cavity. Likewise, the injection channel may also be located on the upper mould.

Furthermore, a cooling pipeline is arranged in a cooling area of the upper die corresponding to the first forming cavity, an injection interface and an output interface are arranged on the side edge of the upper die, and the injection interface and the output interface are communicated with the cooling pipeline.

Furthermore, a cooling pipeline is arranged in a cooling area of the lower die corresponding to the second forming cavity, an injection interface and an output interface are arranged on the side edge of the lower die, and the injection interface and the output interface are both communicated with the cooling pipeline.

Furthermore, a cooling pipeline is arranged in a cooling area of the middle plate corresponding to the first forming cavity/the second forming cavity, an injection interface and an output interface are arranged on the side edge of the middle plate, and the injection interface and the output interface are both communicated with the cooling pipeline. The first and second forming cavity heating zones are located in correspondence, and the cooling zones are located in correspondence.

Furthermore, a cooling circulation system is further arranged on the die and comprises a first water pump, a second water pump, a water storage tank and a cooling water tank, the water storage tank is communicated with the injection interface through the first water pump, the cooling water tank is communicated with the output interface, and the cooling water tank is communicated with the water storage tank through the second water pump. By the design, the cooling liquid in the water storage tank can be injected into the injection interface through the first water pump, and the cooling liquid with the increased temperature is pushed out to the cooling water tank from the output interface for cooling; and the second water pump can be from newly carrying the coolant liquid in the cooling water tank after the cooling to the water storage tank in order to circulate, and is more energy-concerving and environment-protective.

Furthermore, a temperature sensor is arranged in the cooling water tank. The temperature sensor can monitor the temperature of the cooling liquid in the cooling water tank in real time, and the temperature of the cooling liquid in the cooling water tank is prevented from being too high.

Compared with the prior art, the invention has the beneficial effects that raw materials are injected into the second forming cavity or the first forming cavity through the injection channel and are filled into the second forming cavity and the first forming cavity through the communication channel, so that the raw materials are processed into the plate through the second forming cavity and the first forming cavity, and the two-in-one die is realized. The process of processing the raw materials in the first forming cavity and the second forming cavity by the die to form the plate is the prior art. Wherein first shaping cavity, second shaping cavity are intracavity are including heating region and cooling zone, and the setting of heating region is realized through the heater, and for prior art, the setting of cooling zone can be realized through coolant liquid or other cooling methods. And the setting of isolation groove has reduced the area of contact between the zone of heating and the cooling zone, can reduce the heat of the zone of heating to the efficiency of cooling zone transmission for the speed that the zone of heating heat runs off slows down, heats when keeping the temperature of the zone of heating at this mould to the zone of heating, can reduce the electric energy that will consume, makes the manufacturing cost of panel lower. And the heat energy received by the cooling zone can be reduced, and the cooling forming process of the plate is prevented from being influenced by overhigh temperature of the cooling zone.

Drawings

Fig. 1 is a sectional view of a mold.

Fig. 2 is a structural schematic diagram of a front view of the mold.

Fig. 3 is a side view schematic of the mold.

Fig. 4 is a schematic structural view from above of the first embodiment of the mold.

Fig. 5 is a schematic structural view from above of a second embodiment of a mold.

Fig. 6 is a block diagram of the cooling circulation system and the mold.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-6, a double-layer discharging mold with an isolation groove structure and convenient for molding comprises an upper mold 1, a lower mold 2 and a middle plate 3, wherein the upper mold 1, the middle plate 3 and the lower mold 2 are sequentially connected from top to bottom, and is characterized in that a first molding cavity 11 is formed between the upper mold 1 and the middle plate 3, a second molding cavity 21 is formed between the lower mold 2 and the middle plate 3, the first molding cavity 11 and the second molding cavity 21 both comprise a cooling zone 4 and a heating zone 5, the cooling zone 4 is communicated with the corresponding heating zone 5, the cooling zone 4 of the first molding cavity 11 and the cooling zone 4 of the second molding cavity 21 both penetrate through one end of the mold, and the one end of the mold is a plate output position; an injection channel 6 is arranged on the lower die 1 or the upper die 2, the injection channel 6 penetrates into a heating zone 5 of the second forming cavity 21 or the heating zone 5 of the first forming cavity 11, a communication channel 31 penetrating through the middle plate 3 is arranged on the middle plate 3 corresponding to the injection through hole 6, and the heating zone 5 of the first forming cavity 11 is communicated with the heating zone 5 of the second forming cavity 21 through the communication channel 31;

an isolation groove 7 is arranged on the outer side surface of the upper die 1 or the outer side surface of the lower die 2, and the isolation groove 7 is positioned between the cooling zone 4 and the heating zone 5 of the upper die 1 or the lower die 2. The position between the cooling zone 4 and the heating zone 5 of the upper die 1 coincides with the position between the cooling zone 4 and the heating zone 5 of the lower die 2.

In the present embodiment, the number of the isolation grooves 7 is two or more.

In the present embodiment, two or more isolation grooves 7 are located on the same straight line, and two adjacent isolation grooves 7 are not communicated with each other, and there is a connection portion 71 connecting the heating zone and the cooling zone.

In the present embodiment, referring to fig. 4, the isolation groove 7 is formed by more than two circular holes 72, and two adjacent circular holes 72 located in the same isolation groove 7 are tangent to each other. Or the isolation grooves are racetrack grooves, see fig. 5.

In this embodiment, the upper mold 1 and the lower mold 2 are both provided with an isolation groove 7, one side of the isolation groove 7 penetrates through the outer side of the corresponding upper mold 1 or the outer side of the corresponding lower mold 2 to be exposed to the outside, and the other side of the isolation groove 7 does not penetrate through the inner side of the upper mold 1 or the inner side of the lower mold 2.

In the present embodiment, the injection passage 6 is located on the lower die 2, and the communication passage 31 has a diameter larger than that of the injection passage 6.

In this embodiment, a cooling pipeline 8 is disposed in the cooling area 4 of the upper mold 1 corresponding to the first molding cavity 11, and a filling port 81 and an output port 82 are disposed on a side of the upper mold 1, and both the filling port 81 and the output port 82 are communicated with the cooling pipeline 8.

In this embodiment, a cooling pipeline 8 is disposed in the cooling area 4 of the lower mold 2 corresponding to the second molding cavity 11, and an injection port 81 and an output port 82 are disposed on a side of the lower mold 2, and both the injection port 81 and the output port 82 are communicated with the cooling pipeline 8.

In this embodiment, a cooling pipeline 8 is disposed in the cooling region 4 of the middle plate 3 corresponding to the first forming cavity 11/the second forming cavity 21, an injection port 81 and an output port 82 are disposed on a side of the middle plate 3, and both the injection port 81 and the output port 82 are communicated with the cooling pipeline 8. The heating zone 5 of the first forming cavity 11 and the heating zone 5 of the second forming cavity 21 correspond in position, and the cooling zone 4 of the first forming cavity 11 and the second forming cavity 21 correspond in position.

In this embodiment, still be provided with cooling circulation system on this mould, cooling circulation system is including first water pump, second water pump, storage water tank, coolant tank, and the storage water tank all switches on through first water pump and last mould 1, lower mould 2, the injection interface of medium plate 3, and coolant tank all switches on with the output interface of last mould 1, lower mould 2, medium plate 3, and coolant tank passes through second water pump and storage water tank switch-on.

In the present embodiment, a temperature sensor is provided in the cooling water tank.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-layer discharging die with an isolation groove structure and convenient to form comprises an upper die, a lower die and a middle plate, wherein the upper die, the middle plate and the lower die are sequentially connected from top to bottom; the lower die or the upper die is provided with an injection channel, the injection channel penetrates into a heating zone of the second forming cavity or a heating zone of the first forming cavity, the middle plate is provided with a communication channel penetrating through the middle plate corresponding to the injection through hole, and the heating zone of the first forming cavity is communicated with the heating zone of the second forming cavity through the communication channel;

and an isolation groove is arranged on the outer side surface of the upper die or the outer side surface of the lower die and is positioned between the cooling area and the heating area of the upper die or the lower die.

2. The double-layer discharging die with the isolation groove structure and convenient for forming as claimed in claim 1, wherein the number of the isolation grooves is more than two.

3. The double-layer discharging die with the isolation groove structure and convenient for forming as claimed in claim 2, wherein more than two isolation grooves are positioned on the same straight line, two adjacent isolation grooves are not communicated, and a connecting part for connecting the heating area and the cooling area is arranged.

4. The double-layer discharging die with the isolation groove structure and convenient for forming as claimed in claim 1, wherein the isolation groove is formed by more than two round holes, and two adjacent round holes in the same isolation groove are tangent.

5. The double-layer discharging die with the isolation groove structure and convenient to form as claimed in claim 1, wherein isolation grooves are formed in the upper die and the lower die, one side of each isolation groove penetrates through the outer side of the corresponding upper die or the outer side of the corresponding lower die to be exposed to the outside, and the other side of each isolation groove does not penetrate through the inner side of the corresponding upper die or the inner side of the corresponding lower die.

6. The double-layer discharging die with the isolating groove structure and the convenience in forming as claimed in claim 1, wherein the injection channel is positioned on the lower die, and the diameter of the communication channel is larger than that of the injection channel.

7. The double-layer discharging die with the isolation groove structure and convenient to mold as claimed in claim 1, wherein a cooling pipeline is arranged in a cooling area of the upper die corresponding to the first molding cavity, an injection port and an output port are arranged on the side edge of the upper die, and the injection port and the output port are both communicated with the cooling pipeline.

8. The double-layer discharging die with the isolation groove structure and convenient to mold as claimed in claim 1, wherein a cooling pipeline is arranged in a cooling area of the lower die corresponding to the second molding cavity, an injection port and an output port are arranged on the side edge of the lower die, and the injection port and the output port are both communicated with the cooling pipeline.

9. The double-layer discharging mold with an isolation groove structure convenient for molding as claimed in any one of claims 6 to 8, wherein a cooling pipeline is disposed in the cooling area of the middle plate corresponding to the first molding cavity/the second molding cavity, and an injection port and an output port are disposed at the side of the middle plate, and both the injection port and the output port are connected to the cooling pipeline.

10. The double-layer discharging die with the isolation groove structure and convenient to mold as claimed in claim 9, wherein a cooling circulation system is further arranged on the die, the cooling circulation system comprises a first water pump, a second water pump, a water storage tank and a cooling water tank, the water storage tank is communicated with the injection port through the first water pump, the cooling water tank is communicated with the output port, and the cooling water tank is communicated with the water storage tank through the second water pump.