Rubber mold of rubber product

Abstract

The rubber mold comprises an upper mold body and a lower mold body, a heat dissipation air channel is formed in the upper end of the upper mold body, a plurality of heat conduction pieces are fixedly arranged at the bottom of the inner side of the heat dissipation air channel, a plurality of air guide plates are fixedly arranged at the top of the inner side of the heat dissipation air channel, and a protective cover is fixedly arranged at the position, located at an inlet of the heat dissipation air channel, of the side end of the upper mold body. A plurality of protective shells are fixedly arranged on the protective cover, cooling fans used for blowing air into the cooling air channels are arranged on the inner sides of the protective shells, and a plurality of cooling fins are fixedly arranged on the outer side walls of the two sides of the upper mold and the outer side walls of the two sides of the lower mold and are evenly distributed. A plurality of cooling fans blow air into a cooling air channel, cold air makes contact with a plurality of heat conducting fins to take away heat of the heat conducting fins, the cold air is guided through a plurality of air guide plates, then the cold air is turned up and down in the cooling air channel, the cold air makes contact with the inner wall of the cooling air channel in a large area, the cooling efficiency is improved, and the cooling speed is increased; and the rubber product forming efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of rubber molds, and in particular relates to a rubber mold for rubber products. Background Art

[0002] An injection mold is a tool for producing plastic products. It is also a tool that gives plastic products a complete structure and precise dimensions. Injection molding is a processing method used in mass production of certain parts with complex shapes. Specifically, it refers to the process of injecting heated and melted plastic into the mold cavity under high pressure by an injection molding machine, and then forming it after cooling and solidification.

[0003] In order to accelerate the cooling effect of the internal raw materials, the existing rubber molds are equipped with air ducts inside the molds, and the inside of the molds are cooled and dissipated by blowing air. However, the air entering the air ducts will not completely contact the inner wall of the air ducts (the wall close to the inside of the mold), resulting in low cooling efficiency and slow cooling speed, which affects the molding efficiency of rubber products. Summary of the invention

[0004] In order to accelerate the cooling effect of internal raw materials, an air duct is arranged inside the existing rubber mold, and the inside of the mold is cooled and dissipated by blowing air. However, the air entering the air duct does not completely contact the inner wall of the air duct (the wall close to the inside of the mold), which leads to low cooling efficiency and slow cooling speed, thereby affecting the molding efficiency of the rubber product. The present invention provides a rubber mold for a rubber product.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a rubber mold for a rubber product, comprising an upper mold and a lower mold, a heat dissipation duct is opened at the upper end of the upper mold, a plurality of heat conducting plates are fixedly arranged at the bottom of the inner side of the heat dissipation duct, a plurality of air guide plates are fixedly arranged at the top of the inner side of the heat dissipation duct, a protective cover is fixedly arranged at the side end of the upper mold at the entrance of the heat dissipation duct, a plurality of protective shells are fixedly arranged on the protective cover, a plurality of cooling fans for blowing air into the heat dissipation duct are arranged inside the plurality of protective shells, a plurality of cooling fins are fixedly arranged on the outer side walls on both sides of the upper mold and the lower mold, and the plurality of cooling fins are evenly distributed.

[0006] Preferably, the upper mold is matched with the lower mold, and a bottom plate is fixedly provided on the bottom of the lower mold.

[0007] Preferably, a first dust filter is provided at the air inlet of each of the plurality of protective shells, and the plurality of first dust filters are detachably mounted on the protective shell.

[0008] Preferably, the plurality of heat conducting sheets and air guide plates are all inclined and inclined in the same direction, and the plurality of heat conducting sheets and air guide plates are distributed in a staggered manner.

[0009] Preferably, a second dust filter is provided at the side end of the upper mold at the air outlet of the heat dissipation duct, and the second dust filter is detachably mounted to the inner wall of the heat dissipation duct.

[0010] Preferably, the side walls of the upper mold and the lower mold are each provided with a plurality of mounting grooves, and the plurality of heat dissipation fins are respectively arranged in the plurality of mounting grooves.

[0011] Preferably, the plurality of heat conducting plates are all made of copper metal material.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. Multiple cooling fans are used to blow air into the cooling air duct, and the cold air contacts multiple heat conducting sheets to take away the heat of the multiple heat conducting sheets. The cold air is guided by multiple air guide plates, so that the cold air rolls up and down in the cooling air duct, and the cold air contacts the inner wall of the cooling air duct over a large area, thereby improving the cooling efficiency, increasing the cooling speed, and thus improving the molding efficiency of rubber products.

[0014] 2. The air entering the heat dissipation duct is filtered through the first dust filter to remove dust and other impurities, and the heat dissipation duct is protected from dust through the second dust filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0016] Figure 2 It is a schematic structural diagram of the overall cross-section of the present invention;

[0017] Figure 3 It is a schematic diagram of the internal structure of the present invention;

[0018] Figure 4 For the present invention Figure 2 Schematic diagram of the structure enlarged at point A in the middle.

[0019] In the figure: 1. upper mold; 2. lower mold; 3. heat dissipation duct; 4. heat conductive sheet; 5. air guide plate; 6. protective cover; 7. protective shell; 8. cooling fan; 9. cooling fins; 10. bottom plate; 11. first dust filter; 12. second dust filter; 13. mounting slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Reference Figure 1-4A rubber mold for a rubber product comprises an upper mold 1 and a lower mold 2, the upper mold 1 is adapted to the lower mold 2, a bottom plate 10 is fixedly arranged at the bottom of the lower mold 2, and the upper mold 1 and the lower mold 2 are supported by the bottom plate 10, a heat dissipation duct 3 is opened at the upper end of the upper mold 1, the heat dissipation duct 3 runs through the upper mold 1, a plurality of heat conducting sheets 4 are fixedly arranged at the bottom of the inner side of the heat dissipation duct 3, a plurality of air guide plates 5 are fixedly arranged at the top of the inner side of the heat dissipation duct 3, the plurality of heat conducting sheets 4 and the air guide plates 5 are all inclined and inclined in the same direction, and the plurality of heat conducting sheets 4 and the air guide plates 5 are staggeredly distributed, the heat of the upper mold 1 is conducted through the plurality of heat conducting sheets 4, and the cold air is guided through the plurality of air guide plates 5, a protective cover 6 is fixedly arranged at the side end of the upper mold 1 at the entrance of the heat dissipation duct 3, a plurality of protective shells 7 are fixedly arranged on the protective cover 6, and a heat dissipation fan 8 for blowing air into the heat dissipation duct 3 is arranged inside the plurality of protective shells 7.

[0022] Specifically, after the injection molding of the upper mold 1 and the lower mold 2 is completed, multiple cooling fans 8 are started, and air is blown into the cooling air duct 3 through the multiple cooling fans 8. The cold air contacts the multiple heat conducting plates 4, takes away the heat of the multiple heat conducting plates 4, and guides the cold air through the multiple air guide plates 5, so that the cold air is rolled up and down in the cooling air duct 3, so that the cold air contacts the inner wall of the cooling air duct 3 over a large area, thereby improving the cooling efficiency, increasing the cooling speed, and thus improving the molding efficiency of the rubber product.

[0023] The plurality of heat conducting plates 4 are all made of copper metal material, which has good thermal conductivity.

[0024] Furthermore, a first dust filter 11 is provided at the air inlet of each of the plurality of protective shells 7, and the plurality of first dust filters 11 are detachably mounted on the protective shells 7. A second dust filter 12 is provided at the air outlet of the heat dissipation duct 3 at the side end of the upper mold 1, and the second dust filter 12 is detachably mounted on the inner wall of the heat dissipation duct 3.

[0025] Specifically, the air entering the heat dissipation duct 3 is filtered through the first dust filter 11 to remove impurities such as dust, and the heat dissipation duct 3 is protected from dust through the second dust filter 12.

[0026] Finally, multiple heat dissipation fins 9 are fixedly arranged on the outer side walls of the upper mold 1 and the lower mold 2, and the multiple heat dissipation fins 9 are evenly distributed. Multiple mounting grooves 13 are opened on the side walls of the upper mold 1 and the lower mold 2, and the multiple heat dissipation fins 9 are respectively arranged in the multiple mounting grooves 13.

[0027] Specifically, the heat dissipation of the upper mold 1 and the lower mold 2 is accelerated by using a plurality of heat dissipation fins 9 , and a plurality of mounting grooves 13 are provided so that the heat dissipation fins 9 are inserted into the upper mold 1 and the lower mold 2 to improve the heat dissipation efficiency.

[0028] The operating principle of the present invention is described as follows: after the injection molding of the upper mold 1 and the lower mold 2 is completed, the heat dissipation of the upper mold 1 and the lower mold 2 is accelerated by multiple heat dissipation fins 9. By setting multiple mounting grooves 13, the heat dissipation fins 9 are inserted into the upper mold 1 and the lower mold 2 to improve the heat dissipation efficiency. Then, the multiple heat dissipation fans 8 are started to blow air into the heat dissipation duct 3 through the multiple heat dissipation fans 8. The cold air contacts the multiple heat conductive sheets 4 to take away the heat of the multiple heat conductive sheets 4. The cold air is guided by multiple air guide plates 5, so that the cold air is rolled up and down in the heat dissipation duct 3, so that the cold air contacts the inner wall of the heat dissipation duct 3 over a large area, thereby improving the cooling efficiency, increasing the cooling speed, and thus improving the molding efficiency of rubber products.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rubber mold for a rubber product, comprising an upper mold (1) and a lower mold (2), characterized in that: A heat dissipation duct (3) is provided at the upper end of the upper mold (1), a plurality of heat conducting sheets (4) are fixedly arranged at the inner bottom of the heat dissipation duct (3), a plurality of air guide plates (5) are fixedly arranged at the inner top of the heat dissipation duct (3), a protective cover (6) is fixedly arranged at the side end of the upper mold (1) at the entrance of the heat dissipation duct (3), a plurality of protective shells (7) are fixedly arranged on the protective cover (6), a heat dissipation fan (8) for blowing air into the heat dissipation duct (3) is arranged inside each of the plurality of protective shells (7), and a plurality of heat dissipation fins (9) are fixedly arranged on the outer side walls of both sides of the upper mold (1) and the lower mold (2), and the plurality of heat dissipation fins (9) are evenly distributed.

2. The rubber mold for a rubber product according to claim 1, characterized in that: The upper mold (1) is matched with the lower mold (2), and a bottom plate (10) is fixedly arranged at the bottom of the lower mold (2).

3. The rubber mold for a rubber product according to claim 1, characterized in that: A first dust filter (11) is provided at the air inlet of each of the plurality of protective shells (7), and the plurality of first dust filters (11) and the protective shells (7) are detachably mounted.

4. The rubber mold for a rubber product according to claim 1, characterized in that: The plurality of heat conducting sheets (4) and air guide plates (5) are all inclined and inclined in the same direction, and the plurality of heat conducting sheets (4) and air guide plates (5) are distributed in a staggered manner.

5. The rubber mold for a rubber product according to claim 1, characterized in that: A second dust filter (12) is provided at the side end of the upper mold (1) at the air outlet of the heat dissipation air duct (3), and the second dust filter (12) is detachably mounted on the inner wall of the heat dissipation air duct (3).

6. The rubber mold for a rubber product according to claim 1, characterized in that: The side walls of the upper mold (1) and the lower mold (2) are both provided with a plurality of mounting grooves (13), and the plurality of heat dissipation fins (9) are respectively arranged in the plurality of mounting grooves (13).

7. The rubber mold for a rubber product according to claim 1, characterized in that: The plurality of heat conducting sheets (4) are all made of copper metal material.

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