CN217494938U

CN217494938U - Grid refinement 'four-column one-couple' rapid temperature rise and fall mould pressing device

Info

Publication number: CN217494938U
Application number: CN202120502051.XU
Authority: CN
Inventors: ***; 张守玉; 王孝军; 杨杰; 水锋; 杨红野
Original assignee: Nanjing Tesu Composite Material Co ltd
Current assignee: Nanjing Tesu Composite Material Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2022-09-27
Anticipated expiration: 2031-03-09

Abstract

The patent discloses a net refines "four posts one idol" mould pressing device that rises and falls fast has solved the problem that current mould pressing process rises and falls the temperature fast through mould design and forming process. The mold pressing device comprises an upper mold heating area, an upper mold cooling area, a lower mold heating area and a lower mold cooling area; the heating area and the cooling area are integrated, the heating and heat transfer efficiency is guaranteed, meanwhile, the heating principle of 'four columns one couple' is adopted, namely, every four heating columns are provided with one thermocouple, the isothermal property of the mold heating is guaranteed, and meanwhile, local temperature parameters can be adjusted according to the requirements of products. In addition, the integrated die adopts a functional layering division mode of a heating area and a cooling area, and the effect of quickly heating and cooling is achieved. The gentle accuse temperature that becomes more meticulous of quick lift of this patent can prepare high-end mould pressing product.

Description

Grid refinement 'four-column one-couple' rapid temperature rise and fall die pressing device

Technical Field

The utility model belongs to the combined material field, especially, net refines "four post one idol" fast temperature rise and fall molding device.

Background

Products prepared by adopting a compression molding process are widely applied to the fields of aerospace, rail traffic, automobile parts, new energy development and the like, but the industrial molding press has the problems of low temperature rising speed, low temperature reducing speed, incapability of independently controlling local temperature and the like.

In chinese patent CN201910820456.5 patent, the inboard mid-mounting of lower mould subassembly has first heat-conducting plate, goes up the inboard mid-mounting of mould subassembly and has the second heat-conducting plate, and heating element is all installed to first heat-conducting plate below and second heat-conducting plate top, and this mould rate of heating is slow and can't realize the accuse temperature that becomes more meticulous.

In order to solve the technical problem, the patent develops a grid refining four-column one-couple rapid temperature rise and fall die pressing device.

Disclosure of Invention

An object of the utility model is to provide a net refines "four posts one idol" mould pressing device that heats up and down fast, can realize that the mould pressing process heats up and down fast and accurate local accuse temperature.

The purpose of the utility model is realized like this: the heating area and the cooling area of the mold adopt an integrated structure mode, so that seamless and rapid heat transmission is guaranteed; meanwhile, the heating area and the cooling area are functionally divided in a hierarchical manner, so that the functional non-interference operation is realized. Specifically, a grid refinement method is adopted in the heating area, namely, the heating platform is divided into a plurality of unit heating areas, and independent heating and temperature control are carried out on the unit heating areas, so that refined temperature control is realized; meanwhile, the unit heating area adopts a heating mode of 'four columns and one couple', namely, each unit is independently provided with 4 induction heating modes and 1 temperature control device, so that rapid heating and refined temperature control are realized, the isothermal property of mold heating is ensured, and meanwhile, local temperature parameters can be adjusted according to the requirement of a product. In addition, a heating area and a cooling area layering mode is adopted, and when the heating area stops working and the cooling area is rapidly filled with cooling water, the effect of rapid cooling can be achieved.

Furthermore, the upper die heating area is divided into a plurality of units by taking a square grid as a principle, the first row is respectively a 1-1a unit temperature control area, a 1-2a unit temperature control area, a 1-3a unit temperature control area, a 1-4a unit temperature control area and the like, and the 4 th row of … … is respectively a 4-1a unit temperature control area, a 4-2a unit temperature control area, a 4-3a unit temperature control area, a 4-4a unit temperature control area and the like; each unit is provided with 4 induction heating cylinders, so that the unit rapid heating is ensured, and meanwhile, the center of the heating cylinder is provided with a thermocouple connected to the cooling area of the upper die, so that the refined temperature control is realized.

Furthermore, an upper die cooling area is positioned below the upper die heating area, and the cooling mode adopts water cooling; the cooling channel is positioned right below the heating column and penetrates through the die; and a cooling channel is arranged below each heating column, so that the timeliness of cooling is ensured.

Furthermore, the lower die heating area is divided into a plurality of units by the principle of square grids, the first row is respectively a 1-1b unit temperature control area, a 1-2b unit temperature control area, a 1-3b unit temperature control area, a 1-4b unit temperature control area and the like, and the 4 th row of … … is respectively a 4-1b unit temperature control area, a 4-2b unit temperature control area, a 4-3b unit temperature control area, a 4-4b unit temperature control area and the like (the division is similar to the upper die and the drawing is not shown); each unit is provided with 4 induction heating cylinders, so that the unit rapid heating is ensured, and meanwhile, the center of the heating cylinder is provided with a thermocouple connected to a cooling area of the lower die, so that the refined temperature control is realized.

Furthermore, a cooling area of the lower die is positioned above a heating area of the lower die, and the cooling mode adopts water cooling; the cooling channel is positioned right above the heating column and penetrates through the die; and a cooling channel is arranged below each heating column, so that the cooling timeliness is ensured.

The utility model has the advantages that: by adopting the control principle of 'four columns one couple', the local refining temperature control of the die is realized, and the local temperature regulation control can be carried out according to the requirements of the forming process.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a schematic front sectional view.

FIG. 3 is a schematic diagram of a four-column-one-couple principle.

1-upper die heating area, 2-upper die cooling area, 3-lower die cooling area, 4-lower die heating area, 5-upper die heating column, 6-upper die thermocouple, 7-upper die cooling channel, 8-lower die cooling channel, 9-lower die thermocouple and 10-lower die heating column.

Detailed description of the preferred embodiments

The following description will further describe the embodiments of the present invention with reference to the accompanying fig. 1-3.

The utility model discloses a net refines "a four posts idol" mould pressing device that rises and falls fast, including last mould heating region 1, go up mould cooling region 2, bed die cooling region 3, bed die heating region 4, go up mould heating post 5, go up mould thermocouple 6, go up mould cooling channel 7, bed die cooling channel 8, bed die thermocouple 9, bed die heating post 10.

The forming equipment designs temperature control programs such as upper dies 1-1a, 1-2a, 1-3a and 1-4a and lower dies 1-1b, 1-2b, 1-3b and 1-4b according to a forming process, after the temperature reaches a set temperature and is kept for 30min, the product die is placed between the upper die and the lower die, and the operation is carried out according to a die pressing process; in the forming process, each unit can independently control the temperature, so that the product quality is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention or is to be construed as explaining the technical principles of the present invention, and is not intended to limit the present invention, which can be variously modified and varied by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A grid refinement 'four-column one-couple' rapid temperature rise and fall die pressing device comprises an upper die heating area (1), an upper die cooling area (2), a lower die heating area (4) and a lower die cooling area (3);

the upper die heating area (1) is characterized in that: the upper die heating area (1) is square and is positioned above the upper die cooling area (2), and the upper die heating area (1) is equally divided into a plurality of heating units according to square grids; the 1 st row is respectively a 1-1a unit temperature control area, a 1-2a unit temperature control area, a 1-3a unit temperature control area and a 1-4a unit temperature control area, the 2 nd row is respectively a 2-1a unit pressure control area, a 2-2a unit pressure control area, a 2-3a unit pressure control area and a 2-4a unit pressure control area, the 3 rd row is respectively a 3-1a unit pressure control area, a 3-2a unit pressure control area, a 3-3a unit pressure control area and a 3-4a unit pressure control area, the 4 th row is respectively a 4-1a unit temperature control area, a 4-2a unit temperature control area, a 4-3a unit temperature control area and a 4-4a unit temperature control area; four heating columns are uniformly distributed in the heating area of the upper die, corresponding thermocouples are arranged in the centers of the heating columns, and the thermocouples penetrate through the heating area and are connected to the cooling area;

the lower die heating area (4) is characterized in that: the lower die heating area (4) is square and is positioned below the lower die cooling area (3), and the lower die heating area (4) is divided into a plurality of heating units according to square grids; the 1 st row is respectively a 1-1b unit temperature control area, a 1-2b unit temperature control area, a 1-3b unit temperature control area and a 1-4b unit temperature control area, the 2 nd row is respectively a 2-1b unit pressure control area, a 2-2b unit pressure control area, a 2-3b unit pressure control area and a 2-4b unit pressure control area, the 3 rd row is respectively a 3-1b unit pressure control area, a 3-2b unit pressure control area, a 3-3b unit pressure control area and a 3-4b unit pressure control area, and the 4 th row is respectively a 4-1b unit temperature control area, a 4-2b unit temperature control area, a 4-3b unit temperature control area and a 4-4b unit temperature control area; four heating columns are uniformly distributed in a heating area of the lower die, corresponding thermocouples are arranged in the centers of the heating columns, and the thermocouples penetrate through the heating area and are connected to a cooling area;

the upper die cooling area (2) is characterized in that: the upper die cooling area (2) is positioned below the upper die heating area (1), and is divided in a layering manner in the upper and lower directions, but still has an integral structure; the upper die cooling area (2) is provided with through cooling channels in the length direction, each cooling channel is positioned below the heating column, and a heating source and the cooling area can be isolated in time during cooling;

the lower mould cooling zone (3) is characterised in that: the lower die cooling area (3) is positioned above the lower die heating area (4), and is divided in a layering manner in the upper and lower directions, but still has an integral structure; the lower die cooling area (3) is provided with a through cooling channel in the length direction, each cooling channel is positioned below the heating column, and the heating source and the cooling area can be isolated in time during cooling.