EPP foam forming mold

Abstract

The utility model relates to the technical field of dies, and discloses an EPP foam forming die which comprises an EPP foam upper die and an EPP foam lower die, a first sealing ring is arranged between the periphery of the EPP foam upper die and the periphery of the EPP foam lower die, a raw material injection port is formed in the upper left end of the EPP foam upper die, and a second sealing ring is arranged at the lower left end of the EPP foam lower die. A lifting air cylinder is arranged in the middle of the upper end of the EPP foam upper mold, a supporting box is arranged at the bottom of the EPP foam lower mold, the left end and the right end of the EPP foam lower mold are installed on the supporting box at the bottom through fasteners, and a supporting frame is arranged on the right side of the EPP foam upper mold and the right side of the EPP foam lower mold. By arranging the supporting frame, the lifting air cylinder and the connecting rod and utilizing the mutual matching effect of the supporting frame, the lifting air cylinder and the connecting rod, the EPP foam upper mold can be conveniently moved upwards, so that the EPP foam upper mold and the EPP foam lower mold are separated, and the working efficiency is favorably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an EPP foam molding mold. Background Art

[0002] EPP foam board can promote the solidification of concrete by reducing the loss of heat and moisture. Taking advantage of its low thermal conductivity, EPP foam plastic can be used as roofing padding material for ordinary buildings. EPP foam padding can reduce the sound propagation of multi-story buildings. Various molds and tools are used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. When preparing EPP foam board, EPP foam molding mold will be used.

[0003] When using the existing EPP foam molding mold, it is impossible to conveniently move the EPP foam upper mold upward to separate the EPP foam upper mold and the EPP foam lower mold. Manual separation is often required, resulting in low work efficiency. In addition, it is not convenient to demold the molded EPP foam from the EPP foam lower mold, resulting in low work efficiency. Therefore, there is an urgent need for an EPP foam molding mold to solve the above technical problems. Utility Model Content

[0004] The utility model aims to provide an EPP foam molding mold to solve the problem that the existing EPP foam molding mold proposed in the above background technology cannot conveniently move the EPP foam upper mold upwards to separate the EPP foam upper mold and the EPP foam lower mold during use, and manual separation is often required, resulting in low work efficiency. In addition, it is not convenient to demold the molded EPP foam from the EPP foam lower mold, resulting in low work efficiency.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An EPP foam molding mold comprises an EPP foam upper mold and an EPP foam lower mold, wherein a first sealing ring is arranged around the EPP foam upper mold and the EPP foam lower mold, a raw material injection port is arranged at the upper left end of the EPP foam upper mold, a lifting cylinder is arranged at the middle of the upper end of the EPP foam upper mold, a supporting box is arranged at the bottom of the EPP foam lower mold, the left and right ends of the EPP foam lower mold are both mounted on the supporting box at the bottom through fasteners, a supporting frame is arranged on the right side of the EPP foam upper mold and the EPP foam lower mold, and the top horizontal part of the supporting frame extends to the EPP foam upper mold The upper end of the lifting cylinder is connected to the inner side wall of the top horizontal part of the support frame, and the right end of the EPP foam lower mold is connected to the left side wall of the vertical part of the support frame through a connecting rod. An ejection cylinder is arranged inside the support box, and the bottom of the ejection cylinder is connected to the inner bottom of the support box through a support platform. A groove is provided in the middle of the bottom of the inner side wall of the EPP foam lower mold, and an ejection block is arranged in the groove. A second sealing ring is arranged between the outer side of the ejection block and the inner side wall of the groove. The piston rod of the ejection cylinder passes through the top of the support box and the bottom of the EPP foam lower mold and is connected to the ejection block.

[0007] As a preferred technical solution of the utility model, the number of the connecting rods is set to two, and the two connecting rods are symmetrically arranged with respect to the front-rear axis of the EPP foam lower mold.

[0008] As a preferred technical solution of the utility model, the lower end of the first sealing ring is connected to the upper surface of the EPP foam lower mold around.

[0009] As a preferred technical solution of the present invention, the support frame is in the shape of an inverted L-shaped structure.

[0010] As a preferred technical solution of the utility model, the raw material injection port is located on the left side of the lifting cylinder.

[0011] As a preferred technical solution of the utility model, the outer side of the second sealing ring is connected to the inner side wall of the groove on the EPP foam lower mold.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model sets a support frame, a lifting cylinder and a connecting rod, and utilizes the mutual cooperation between them, so that the EPP foam upper mold can be conveniently moved upward, so that the EPP foam upper mold and the EPP foam lower mold are separated, which is conducive to improving work efficiency.

[0014] 2. The utility model provides a groove, an ejection block, an ejection cylinder and a supporting box body, and utilizes the mutual cooperation between them, so that the formed EPP foam can be ejected from the EPP foam lower mold, which makes demoulding easier and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic cross-sectional view of the overall structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0019] In the figure: 1. EPP foam upper mold; 2. EPP foam lower mold; 3. First sealing ring; 4. Raw material injection port; 5. Lifting cylinder; 6. Support frame; 7. Connecting rod; 8. Support box; 9. Ejection cylinder; 10. Support platform; 11. Ejection block; 12. Second sealing ring; 13. Fastener. DETAILED DESCRIPTION

[0020] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It should also be noted that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings. The different types of section lines in the drawings in the embodiments of the utility model are not marked according to the national standard, nor are there any requirements for the materials of the components, but are used to distinguish the cross-sectional views of the components in the drawings.

[0021] See also Figure 1-3An EPP foam molding mold comprises an EPP foam upper mold 1 and an EPP foam lower mold 2, a first sealing ring 3 is arranged around the EPP foam upper mold 1 and the EPP foam lower mold 2, a raw material injection port 4 is arranged at the upper left end of the EPP foam upper mold 1, a lifting cylinder 5 is arranged at the middle of the upper end of the EPP foam upper mold 1, a supporting box 8 is arranged at the bottom of the EPP foam lower mold 2, and the left and right ends of the EPP foam lower mold 2 are both installed on the bottom supporting box 8 through fasteners 13, and a supporting frame 6 is arranged on the right side of the EPP foam upper mold 1 and the EPP foam lower mold 2, and the top horizontal part of the supporting frame 6 extends to the EPP foam upper mold Directly above the tool 1, the upper end of the lifting cylinder 5 is connected to the inner side wall of the top horizontal part of the support frame 6, the right end of the EPP foam lower mold 2 is connected to the left side wall of the vertical part of the support frame 6 through the connecting rod 7, and an ejection cylinder 9 is arranged inside the support box 8, and the bottom of the ejection cylinder 9 is connected to the inner bottom of the support box 8 through the support platform 10. A groove is opened in the middle of the bottom of the inner side wall of the EPP foam lower mold 2, and an ejection block 11 is arranged in the groove. A second sealing ring 12 is arranged between the outer side of the ejection block 11 and the inner side wall of the groove, and the piston rod of the ejection cylinder 9 passes through the top of the support box 8 and the bottom of the EPP foam lower mold 2 and is connected to the ejection block 11.

[0022] The number of the connecting rods 7 is set to two, and the two connecting rods 7 are symmetrically arranged with respect to the front-rear axis of the EPP foam lower mold 2 .

[0023] The lower end of the first sealing ring 3 is connected to the upper surface of the EPP foam lower mold 2 around.

[0024] The support frame 6 is in the shape of an inverted L-shaped structure.

[0025] The raw material injection port 4 is located on the left side of the lifting cylinder 5 .

[0026] The outer side of the second sealing ring 12 is connected to the inner side wall of the groove on the EPP foam lower mold 2 .

[0027] The working principle and use process of the utility model are as follows: first, the liquid raw material for preparing the EPP foam board is injected into the EPP foam upper mold 1 and the EPP foam lower mold 2 from the raw material injection port 4. After cooling and forming, the lifting cylinder 5 is started to move the EPP foam upper mold 1 upward, so that the EPP foam upper mold 1 and the EPP foam lower mold 2 are separated, which is beneficial to improve work efficiency. Then, the ejection cylinder 9 is started to drive the ejection block 11 to move upward, and the formed EPP foam is ejected from the EPP foam lower mold 2, which is convenient for demoulding and improves work efficiency. The contents not described in detail in this description belong to the prior art known to professional and technical personnel in this field.

[0028] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) by each other to form a technical solution.

Claims

1. An EPP foam molding mold, comprising an EPP foam upper mold (1) and an EPP foam lower mold (2), characterized in that: A first sealing ring (3) is arranged around the EPP foam upper mold (1) and the EPP foam lower mold (2); a raw material injection port (4) is arranged at the upper left end of the EPP foam upper mold (1); a lifting cylinder (5) is arranged in the middle of the upper end of the EPP foam upper mold (1); a supporting box (8) is arranged at the bottom of the EPP foam lower mold (2); the left and right ends of the EPP foam lower mold (2) are mounted on the supporting box (8) at the bottom through fasteners (13); a supporting frame (6) is arranged on the right side of the EPP foam upper mold (1) and the EPP foam lower mold (2); the top horizontal part of the supporting frame (6) extends to the top of the EPP foam upper mold (1); the upper end of the lifting cylinder (5) is in contact with the EPP foam upper mold (1); The top horizontal part of the support frame (6) is connected to the inner side wall, the right end of the EPP foam lower mold (2) is connected to the left side wall of the vertical part of the support frame (6) through a connecting rod (7), an ejection cylinder (9) is arranged inside the support box (8), the bottom of the ejection cylinder (9) is connected to the inner bottom of the support box (8) through a support platform (10), a groove is opened in the middle of the bottom of the inner side wall of the EPP foam lower mold (2), an ejection block (11) is arranged in the groove, a second sealing ring (12) is arranged between the outer side of the ejection block (11) and the inner side wall of the groove, and the piston rod of the ejection cylinder (9) passes through the top of the support box (8) and the bottom of the EPP foam lower mold (2) and is connected to the ejection block (11).

2. An EPP foam forming mold according to claim 1, characterized in that: The number of the connecting rods (7) is set to two, and the two connecting rods (7) are arranged symmetrically with respect to the front-rear axis of the EPP foam lower mold (2).

3. An EPP foam forming mold according to claim 1, characterized in that: The lower end of the first sealing ring (3) is connected to the upper surface of the EPP foam lower mold (2) on all sides.

4. The EPP foam forming mold according to claim 1, characterized in that: The support frame (6) is in the shape of an inverted L-shaped structure.

5. The EPP foam forming mold according to claim 1, characterized in that: The raw material injection port (4) is located on the left side of the lifting cylinder (5).

6. The EPP foam forming mold according to claim 1, characterized in that: The outer side of the second sealing ring (12) is connected to the inner side wall of the groove on the EPP foam lower mold (2).

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