CN210648375U

CN210648375U - Paper pouring gate pipe slip casting mould

Info

Publication number: CN210648375U
Application number: CN201921606510.8U
Authority: CN
Inventors: 巢邕; 钟添飞
Original assignee: Hunan Shuanghuan Fiber Forming Equipment Co Ltd
Current assignee: Hunan Shuanghuan Fiber Forming Equipment Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-06-02
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a paper watering pipe slip casting mould, including last external mold, lower external mold, the electrothermal tube, the mold core, the storage compartment, the briquetting, go up the external mold, form a die cavity that accords with required paper watering pipe outer wall size and length after the external mold compound die down, and the last external mold after the compound die, the both ends of lower external mold form the through-hole, the mold core runs through whole die cavity and both ends and the laminating of the through-hole that last external mold and external mold compound die formed down, at last external mold, the side of lower external mold all is equipped with and is used for heating the external mold, the electrothermal tube of lower external mold, storage compartment and last external mold up end are closely laminated, be equipped with one row and run through external mold and the communicating injected hole of storage compartment at the top of the first half die cavity of last external mold, the storage compartment is arranged in to the briquetting, the lower extreme. The utility model discloses simple structure, long service life, easy operation can accurate control produce the wall thickness of product, and can dry the product after the shaping, have simplified the shaping process, the cost is reduced.

Description

Paper pouring gate pipe slip casting mould

Technical Field

The utility model relates to a paper watering pipe slip casting mould.

Background

The paper runner pipe utilizes renewable resources, and has the advantages of no calcination, energy conservation, convenient use, less dust during cutting and light weight; the paint is not easy to damage, and is easy to break, peel and clean after high temperature; hard solid waste is less after casting, environmental pollution and abrasion of sand regeneration equipment can be reduced, the quality of regenerated sand can be improved, and the rejection rate of castings is reduced; the primary pulp sprue pipe is an ideal substitute product of the ceramic sprue pipe; the existing paper runner pipe is formed by adopting a half-and-half divided mould, immersing the mould into a liquid mixture of raw materials and water which are prepared in proportion and adopting the vacuum suction filtration principle; the disadvantages of the method are that the formed product needs to be dried, shaped, trimmed and the like, and has the disadvantages of labor and time consumption, high cost and low qualified rate; meanwhile, the pipe wall of the formed product has low density and uneven thickness, and the thickness cannot be accurately controlled, so that the socket connection between pipes cannot be realized.

Disclosure of Invention

To the problem that exists among the above-mentioned prior art, the utility model provides a paper watering pipe slip casting mould of simple structure, long service life, ability accurate control shaping product thickness, simplified forming process.

The utility model adopts the technical scheme as follows: a paper pouring channel pipe slip casting mould comprises an upper outer mould, a lower outer mould, an electric heating pipe, a mould core, a material storage chamber and a pressing block, wherein a first half cavity is arranged on the upper outer mould, a second half cavity is arranged on the lower outer mould, a mould cavity which is in accordance with the size and the length of the outer wall of a required paper pouring channel pipe is formed by the first half cavity and the second half cavity after the upper outer mould and the lower outer mould are closed, through holes are formed at two ends of the upper outer mould and the lower outer mould after the upper outer mould and the lower outer mould are closed, the mould core is in a solid body in accordance with the size of the inner wall of the required paper pouring channel pipe, the mould core penetrates through the whole mould cavity, two ends of the mould core are attached to the through holes formed by closing the upper outer mould and the lower outer mould, blind holes are formed in the side surfaces of the upper outer mould and the lower outer mould, the electric heating pipe is embedded into the blind holes and used for heating, the briquetting is arranged in the storage chamber and is used for in pouring into the mould with the mobile raw materials in the storage chamber through the injected hole, the lower extreme of outer mould second half die cavity is equipped with one row of exhaust holes down.

Further, a feeding hole is formed in the side wall of the storage chamber.

Preferably, the aperture of the grouting hole is 1-10 mm.

Preferably, the aperture of the grouting hole is 2-4 mm.

Preferably, the aperture of the exhaust hole is 0.5-3 mm.

The paper pouring gate pipe slip casting mould of the utility model has simple structure, long service life and easy operation; the structural form of the inner core and the outer die is adopted to solve the defects that the wall thickness of the product is uneven, the thickness cannot be accurately controlled and the socket connection between the pipes cannot be realized; meanwhile, the inner core and the outer die form an accurate gap which is consistent with the appearance of a qualified product, and the electric heating tube is arranged inside the die to enable the die to generate heat to dry the product, so that the forming process is simplified, the cost is reduced, and the efficiency and the product percent of pass are improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the storage chamber and the mold closing state of the present invention.

Fig. 4 is a sectional view of the upper and lower outer molds in a closed state.

Fig. 5 is a schematic view of a product manufactured by the present invention.

Detailed Description

To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below.

As shown in fig. 1-5, the utility model discloses a paper runner pipe slip casting mould, including last external mold 1, lower external mold 2, electrothermal tube 3, mold core 4, storage compartment 5, briquetting 6, upward be equipped with first half die cavity 11 on the external mold 1, be equipped with second half die cavity 23 on the external mold 2 down, go up and form a die cavity 71 that accords with required paper runner pipe 7 outer wall size and length by first half die cavity 11, second half die cavity 23 behind the external mold 1, the external mold 2 compound die down, and form through-hole 72 at the both ends of going up external mold 1, lower external mold 2 after the compound die, mold core 4 appearance is the chrome plating that accords with required paper runner pipe 7 inner wall size and has certain tapered solid, and mold core 4 runs through whole die cavity 71 and both ends and the through-hole 72 laminating that last external mold and external mold compound die formed down. The side of the upper external mold 1 is provided with a blind hole I13, the side of the lower external mold 2 is provided with a blind hole II 21, and the electric heating tube 3 is embedded into the blind hole I13 and the blind hole II 21 and is used for heating the upper external mold 1 and the lower external mold 2. The material storage chamber 5 is tightly attached to the upper end face of the upper outer die 1, and a material inlet 51 is formed in the side wall of the material storage chamber 5. A row of grouting holes 12 penetrating through the upper outer die and communicated with the material storage chamber 5 are formed in the topmost end of the first half cavity 11 of the upper outer die 1, and the aperture of each grouting hole 12 is 1-10 mm, preferably 2-4 mm. The pressing block 6 is arranged in the storage chamber 5 and is used for injecting the raw material with fluidity in the storage chamber 5 into the mould through the grouting hole 12. The lowest end of the second half cavity 23 of the lower outer die 2 is provided with a row of exhaust holes 22, and the aperture of each exhaust hole is 0.5-3 mm, preferably 2 mm.

In the forming process, the upper outer die 1 and the lower outer die 2 embedded into the electrothermal tube 3 are matched to form a cavity 71, the die core 4 is placed into the cavity 71 through the through hole 72 to form a gap 73 which is consistent with the thickness and the length of the tube wall of the paper runner tube 7, the material storage chamber 5 is attached to the upper outer die 1, the raw materials prepared in proportion and water are mixed and then are placed into the material storage chamber 5 through the material inlet 51, the pressing block 6 slides downwards after a certain amount is reached, the raw materials with fluidity in the material storage chamber 5 can be injected into the gap 73 through the grouting hole 12, and the paper runner tube 7 with high water content is formed. The upper outer die 1 and the lower outer die 2 have certain temperature under the action of the electric heating tube 3, water can be evaporated and is discharged to the outside through the exhaust hole 22, the die core 4 is extracted after a certain time, and then the upper outer die 1 and the lower outer die 2 are separated to obtain the qualified paper runner pipe 7.

Many modifications and other embodiments of the invention will come to mind to one skilled in the art to which this invention pertains having the benefit of the teachings presented in the foregoing descriptions and the associated drawings. Therefore, it is to be understood that the inventions are not to be limited to the specific embodiments disclosed and that modifications and other embodiments are intended to be included within the scope of the appended claims. Although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides a paper runner pipe slip casting forming die which characterized in that: the paper pouring mould comprises an upper outer mould, a lower outer mould, an electric heating pipe, a mould core, a material storage chamber and a pressing block, wherein a first half cavity is arranged on the upper outer mould, a second half cavity is arranged on the lower outer mould, a mould cavity which is consistent with the size and the length of the outer wall of a required paper pouring pipe is formed by the first half cavity and the second half cavity after the upper outer mould and the lower outer mould are closed, through holes are formed at two ends of the upper outer mould and the lower outer mould after the upper outer mould and the lower outer mould are closed, the mould core is a solid body which is consistent with the size of the inner wall of the required paper pouring pipe, the mould core penetrates through the whole mould cavity, two ends of the mould core are attached to the through holes formed by closing the upper outer mould and the lower outer mould, blind holes are respectively arranged on the side surfaces of the upper outer mould and the lower outer mould, the electric heating pipe is embedded into the blind holes, the briquetting is arranged in the storage chamber and is used for in pouring into the mould with the mobile raw materials in the storage chamber through the injected hole, the lower extreme of outer mould second half die cavity is equipped with one row of exhaust holes down.

2. The paper runner pipe slip casting mold of claim 1, characterized in that: and a feeding hole is formed in the side wall of the storage chamber.

3. The paper runner pipe slip casting mold of claim 1, characterized in that: the aperture of the grouting hole is 1-10 mm.

4. The paper runner pipe slip casting mold of claim 1, characterized in that: the aperture of the grouting hole is 2-4 mm.

5. The paper runner pipe slip casting mold of claim 1, characterized in that: the aperture of the exhaust hole is 0.5-3 mm.