CN218138825U

CN218138825U - Back-blowing type forming die of suspension type ceramic insulator

Info

Publication number: CN218138825U
Application number: CN202220126649.8U
Authority: CN
Inventors: 王怡维; 欧阳志锋; 程金; 肖烈; 刘阳
Original assignee: Pingxiang Huineng Electric Co ltd
Current assignee: Pingxiang Huineng Electric Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-12-27
Anticipated expiration: 2032-01-18

Abstract

The utility model provides a reverse blowing formula forming die of suspension type ceramic insulator, be in including gypsum mould and parcel the outside basin of gypsum mould, the inside of gypsum mould is provided with the air flue, through to compressed air is injected into to the air flue the inside production atmospheric pressure of gypsum mould makes the blank break away from the die cavity surface of gypsum mould to realize the drawing of patterns. The utility model has the advantages that: the air channel is arranged in the plaster mold, and the blank is demolded by utilizing the instantaneous air pressure of compressed air, so that the drying procedure can be avoided, the cost is reduced, and the production period is shortened.

Description

Back-blowing type forming die of suspension type ceramic insulator

Technical Field

The utility model relates to a suspension type ceramic insulator especially relates to a suspension type ceramic insulator's blowback formula forming die.

Background

The existing forming die for the suspension type ceramic insulator mainly utilizes the characteristic of strong hygroscopicity of gypsum materials, combines a die with an aluminum basin through a gypsum die, combines mechanical equipment to transfer the aluminum basin and a mud blank to a drying room together, and utilizes the characteristic that the mud blank after temperature rise can contract and the gypsum die does not contract, so that the blank is separated from the surface of a cavity of a gypsum die, and finally the blank is demoulded.

The blank must be dried to demould, the production cycle is long, when a large number of blanks need to be produced, more moulds are needed, and the cost is high because the drying equipment also needs to be invested.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a reverse blowing type forming die of suspension type ceramic insulator.

The utility model provides a back flushing formula forming die of suspension type ceramic insulator, be in including gypsum mold and parcel the outside basin of gypsum mold, the inside of gypsum mold is provided with the air flue, through to the air flue pours into compressed air into the inside production atmospheric pressure of gypsum mold makes the blank break away from the die cavity surface of gypsum mold to realize the drawing of patterns.

As a further improvement, the air flue includes main air flue and reposition of redundant personnel air flue, main air flue is located the bottom of plaster mold, main air flue's air inlet is provided with the pneumatic valve, main air flue's gas outlet with reposition of redundant personnel air flue intercommunication, the reposition of redundant personnel air flue has two at least and evenly distributed is being close to the position on the die cavity surface of plaster mold.

As a further improvement, the utility model is provided with a hole on the shunting air passage, the hole orientation the cavity surface of the plaster mold is used for making compressed air spout towards one side of the blank.

As a further improvement, the plaster mold is in the shape of a circular basin, the shunting air passage comprises an annular air passage and a linear air passage, the annular air passage winds the circumferential arrangement of the plaster mold, and the linear air passage is followed the radial arrangement of the plaster mold.

As a further improvement of the utility model, the linear air passage is communicated with the annular air passage at the cross position.

As a further improvement of the utility model, the air inlet of the linear air passage is communicated with the air outlet of the main air passage.

As a further improvement of the utility model, the basin is a metal basin, and the air valve is installed on the metal basin.

As a further improvement of the utility model, the metal basin is an aluminum basin.

The utility model has the advantages that: the air passage is arranged in the plaster mold, and the blank is demolded by utilizing the instant air pressure of compressed air, so that the drying procedure can be avoided, the cost is reduced, and the production period is shortened.

Drawings

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

Fig. 1 is a schematic sectional view of a reverse blowing type forming die for a suspension type ceramic insulator according to the present invention.

Fig. 2 is a schematic diagram of a hole of a blowback type forming die of a suspension type ceramic insulator.

Fig. 3 is a schematic distribution diagram of the annular air passage and the linear air passage of the reverse blowing type forming die for the suspension type ceramic insulator of the present invention.

Fig. 4 is a schematic diagram of the reverse blowing type forming mold of the suspension type ceramic insulator of the present invention.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 to 4, a reverse blowing type forming die for a suspension type ceramic insulator comprises a plaster mold 1 and a basin 2 wrapped outside the plaster mold 1, wherein an air passage is arranged inside the plaster mold 1, and compressed air is injected into the air passage to generate air pressure inside the plaster mold 1, so that a blank 3 is separated from the surface of a cavity of the plaster mold 1, and thus, demolding is realized.

The air flue comprises a main air flue 5 and a shunting air flue 6, wherein the main air flue 5 is positioned at the bottom of the plaster mold 1, an air valve 4 is arranged at an air inlet of the main air flue 5, an air outlet of the main air flue 5 is communicated with the shunting air flue 6, and at least two shunting air flues 6 are uniformly distributed at positions close to the surface of the cavity of the plaster mold 1.

The diversion air duct 6 is provided with a hole 8, the hole 8 faces the cavity surface of the plaster mold 1 and is used for enabling compressed air to be sprayed out towards one side of the blank 3, and an air flow blowing-out route 7 is shown in fig. 1-2.

The plaster mold 1 is in a round basin shape, the flow dividing air passage 6 comprises an annular air passage 601 and a linear air passage 602, the annular air passage 601 is arranged around the periphery of the plaster mold 1, and the linear air passage 602 is arranged along the radial direction of the plaster mold 1.

The linear air passage 602 is communicated with the annular air passage 601 at a crossing position.

The air inlet of the linear air channel 602 is communicated with the air outlet of the main air channel 5.

Preferably six annular air passages 601 are provided.

The basin 2 is a metal basin, and the air valve 4 is arranged on the metal basin.

The metal basin is an aluminum basin.

Adopt the structural style of metal basin parcel gypsum mould, the intensity that the purpose is improved the gypsum mould with the life-span to and can play sealed effect, let compressed air all can enter into in the air flue of gypsum mould.

The utility model provides a pair of reverse blowing formula forming die of suspension type ceramic insulator, its theory of operation as follows:

the formed blank 3 is adsorbed on the plaster mold 1, compressed air enters the main air passage 5 of the plaster mold 1 through the air valve 4 and then is divided into the linear air passage 602 and the annular air passage 601 inside the plaster mold 1, an interwoven and communicated air net (see fig. 3) is formed inside the plaster mold 1, when the compressed air instantly enters the air net, the compressed air is ejected out through the holes 8 in the dividing air passage 6 (see fig. 2), the ejected compressed air is continuously blown out instantly among gypsum crystal grain gaps in the plaster mold 1 (after gypsum materials are mixed with water and dried, gaps are generated among the crystal grains), and the generated air pressure can enable the blank 3 to be separated from the surface of a cavity of the plaster mold 1, so that the blank is demolded.

The utility model also provides a back-blowing type forming die of suspension type ceramic insulator, its preparation process is: placing an air channel in a cavity of a forming die 9 of a plaster mold, assembling the basin 2 and the forming die 9 of the plaster mold together, injecting liquid plaster into the cavity of the forming die 9 of the plaster mold, separating the forming die 9 of the plaster mold when the plaster is formed, and finally forming the reverse blowing type forming die of the suspension type ceramic insulator.

After the plaster mold is manufactured, the air valve is assembled on the aluminum basin, and finally a set of mold is formed.

The utility model provides a pair of suspended ceramic insulator's blowback formula forming die mainly utilizes gypsum material gas permeability, hygroscopic characteristic, makes up into the mould through gypsum mould, air flue and aluminium basin, pneumatic valve, combines machine equipment to utilize compressed air momentary atmospheric pressure to make the blank break away from the surface in gypsum mould chamber to reach the effect of drawing of patterns.

The utility model provides a pair of reverse blowing formula forming die of suspension type ceramic insulator makes the blank drawing of patterns through utilizing compressed air atmospheric pressure in the twinkling of an eye, and it can reduce the blank use amount and overcome and must build the link that the stoving room carries out the stoving, and what the reduction of production processes brought is the compression of production preparation cycle, effectively solves the production bottleneck to and must not dispose transmission machine equipment, factory building area occupied's reduction directly reduces the input of fund.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides a reverse blowing formula forming die of suspension type ceramic insulator, is in including plaster mold and parcel the outside basin of plaster mold, its characterized in that: the inner part of the plaster mold is provided with an air passage, compressed air is injected into the air passage to generate air pressure in the plaster mold, so that a blank is separated from the surface of a cavity of the plaster mold, and demolding is realized.

2. The reverse blowing type forming die of the suspension type ceramic insulator according to claim 1, wherein: the metal basin is an aluminum basin.