CN213440817U - Rubber product manufacturing equipment - Google Patents

Abstract

The utility model discloses a rubber product manufacture equipment, including mould and the board that is used for supplying the die holding, the mould is including being fixed in the constant temperature of board and goes up the mould, go up the mould just to setting up and can face or deviate from the constant temperature and go up the lower mould of mould motion on the constant temperature, and be located the constant temperature and go up between mould and the lower mould and with the first last mould of board swing joint, the lower mould has been seted up down the cavity, first last mould be equipped with lower cavity enclose the first last cavity that forms the shaping chamber, go up the mould on the constant temperature and be equipped with the runner and with the runner of runner intercommunication, it is used for making the sizing material in runner and. The utility model discloses a rubber products manufacture equipment, the sizing material in runner and the runner can keep molten state, therefore the sizing material in runner and the runner can directly be used for secondary product down, has saved raw and other materials, reduction in production cost, and it is also convenient to wash runner and runner moreover.

Description

Rubber product manufacturing equipment

Technical Field

The utility model relates to a rubber component processing technology field especially relates to a rubber component manufacture equipment.

Background

As rubber products such as sealing, buffering, damping and the like cannot be separated in various fields such as automobiles, household appliances, electronics and the like, the rubber products are more and more widely used, and the rubber industry is rapidly developed. At present, rubber products are generally molded by injecting glue into a mold in the processing process, a cold runner mold is simple in structure and convenient to manufacture, and therefore the cold runner mold is widely used in the processing of rubber products, when a cold runner mold is used for processing thermosetting rubber products, glue stock in a mold cavity of the mold needs to be heated to be cured to form the rubber products, but in the existing cold runner mold, a runner and a sprue are generally directly arranged in an upper mold, when the rubber products are molded, the upper mold and the lower mold are firstly assembled, then the glue stock is injected into the mold cavity through the runner and the sprue, then the glue stock in the mold cavity is heated to be cured to form the rubber products, but in the heating process, the glue stock in the runner and the sprue is simultaneously heated to be cured, so that the glue stock in the runner and the sprue can not be reused, and waste of raw materials can be caused, thereby increasing the production cost.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a rubber product manufacturing device for solve the problems that the flow channel and the sizing material in the sprue can be solidified in the existing mould processing process, the raw materials are wasted and the production cost is increased.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a rubber product manufacture equipment, includes the mould and is used for supplying the board of mould installation, the mould is including being fixed in go up the mould at the constant temperature of board, with go up the mould just to setting up and can move towards or deviate from in the constant temperature go up the lower mould of mould motion and be located in the constant temperature go up the mould with between the lower mould and with board swing joint's first last mould, the cavity has been seted up down to the lower mould, first go up the mould be equipped with down the cavity encloses the first last cavity that forms the shaping chamber, go up the mould at the constant temperature be equipped with the runner and with the runner of runner intercommunication, it is used for making to go up the mould at the constant temperature the runner with sizing material in the.

Further, go up the mould at constant temperature and include the runner plate, fold and locate the thermostatic board of runner plate upper surface and locate cooling tube in the thermostatic board, the runner include the sprue and with the subchannel of sprue intercommunication, the sprue runs through the thermostatic board, the subchannel is located the runner plate orientation one side of thermostatic board, the runner is located the runner plate and with the subchannel intercommunication.

Further, the sub-runners include a plurality of sub-runner systems, each sub-runner system includes a primary sub-runner, four secondary sub-runners, and sixteen tertiary sub-runners, the primary sub-runner is communicated with the main runner, one end of each secondary sub-runner is communicated with the primary sub-runner, the other end of each secondary sub-runner is communicated with four tertiary sub-runners, and each tertiary sub-runner is communicated with one gate.

Furthermore, the number of the sub-runner systems is four, and the four sub-runner systems are mutually communicated and distributed in an array.

Furthermore, one side of the runner plate, which faces the lower die, is concavely provided with a second upper cavity matched with the lower cavity, and the second upper cavity is communicated with the pouring gate.

Furthermore, the constant-temperature upper die further comprises a rubber pressing plate arranged between the constant-temperature plate and the runner plate, and the main runner penetrates through the constant-temperature plate and the rubber pressing plate in sequence.

Furthermore, rubber component manufacture equipment still includes relatively the fixed slide rail of board, the slide rail is located mould on the constant temperature with between the lower mould, first last mould sliding connection in the slide rail is kept away from one side of mould on the constant temperature.

Further, first go up the mould include with sliding connection's last hot plate with locate go up the hot plate orientation the cope match-plate pattern of lower mould one side, the lower mould include with the lower hot plate that the board is connected is located with overlapping the hot plate orientation down the lower bolster of cope match-plate pattern one side, first last cavity is located the cope match-plate pattern orientation one side of lower bolster, the cavity is located down the lower bolster orientation one side of cope match-plate pattern.

Furthermore, the first upper die further comprises a heat insulation plate which is stacked on one side of the upper heating plate, which is far away from the upper die plate, and the heat insulation plate is connected with the sliding rail in a sliding manner.

Further, the rubber product manufacturing equipment further comprises a driving mechanism movably mounted on the machine table and used for driving the lower die to move towards or away from the constant-temperature upper die.

Compared with the prior art, the beneficial effects of the utility model reside in that: the runner and the sprue are arranged on the constant-temperature upper die, so that the constant-temperature upper die and the lower die can be firstly matched during glue injection, then glue is injected into the lower cavity of the lower die through the runner and the sprue, then the constant-temperature upper die is separated from the lower die, the first upper die and the lower die are matched, the first upper cavity and the lower cavity are surrounded to form a cavity, then the glue in the cavity is heated and pressurized, the glue is formed into a rubber product, the constant-temperature upper die is not influenced because the constant-temperature upper die is separated from the lower die during heating of the glue, and the constant-temperature upper die can keep the glue in the runner and the sprue in a molten state, so that the glue in the runner and the sprue can be directly used for secondary production, raw materials are saved, the production cost is reduced, and the runner and the sprue are convenient to clean.

Drawings

FIG. 1 is a schematic cross-sectional view of a rubber product manufacturing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the mold and slide shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the thermostatic upper die shown in FIG. 2;

fig. 4 is a schematic structural view of a flow channel plate according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a schematic view of another angle of the flow field plate shown in FIG. 4;

fig. 7 is a schematic cross-sectional view of the first upper and lower dies shown in fig. 2.

In the figure: 1. a rubber article manufacturing apparatus; 100. a mold; 200. a machine platform; 300. a drive mechanism; 10. carrying out constant-temperature upper die; 20. a first upper die; 30. a lower die; 31. a lower cavity; 21. a first upper cavity; 11. a flow channel; 12. a gate; 400. a slide rail; 13. a runner plate; 14. a thermostatic plate; 15. pressing a rubber plate; 16. a cooling tube; 111. a main flow channel; 112. a shunt channel; 1122. a primary sub-flow channel; 1123. a secondary sub-flow channel; 1124. a third-stage sub-runner; 131. a second upper cavity; 22. an upper heating plate; 23. mounting a template; 32. a lower heating plate; 33. a lower template; 24. an insulating panel.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Referring to fig. 1-7, the present invention provides a rubber product manufacturing apparatus 1, including a mold 100, a machine platform 200 for installing the mold 100, and a driving mechanism 300 installed on the machine platform 200, the mold 100 includes a constant temperature upper mold 10, a lower mold 30, and a first upper mold 20, the constant temperature upper mold 10 is fixedly installed on the machine platform 200, the lower mold 30 is disposed opposite to the constant temperature upper mold 10, the lower mold 30 is disposed under the constant temperature upper mold 10 at an interval, the first upper mold 20 is disposed between the lower mold 30 and the constant temperature upper mold 10 at an interval and slidably connected to the machine platform 200, the driving mechanism 300 can drive the lower mold 30 to move toward or away from the constant temperature upper mold 10, so as to separate or close the constant temperature upper mold 10 or the first upper mold 20, the lower mold 30 has a lower cavity 31, the first upper mold 20 has a first upper cavity 21, the first upper cavity 21 can form a cavity for forming a product with the lower cavity 31, the constant temperature upper die 10 is provided with a runner 11 and a sprue 12 communicated with the runner 11, and the constant temperature upper die 10 can enable the rubber in the runner 11 and the sprue 12 to keep a molten state.

By arranging the constant-temperature upper die 10 and arranging the runner 11 and the sprue 12 in the constant-temperature upper die 10, during glue injection, the first upper die 20 can slide away from between the constant-temperature upper die 10 and the lower die 30 to leave a position, then the driving mechanism 300 is used for driving the lower die 30 to move towards the constant-temperature upper die 10 and enabling the lower die 30 and the constant-temperature upper die 10 to complete die assembly, then the runner 11 and the sprue 12 are used for injecting glue stock into a lower cavity 31 of the lower die 30, the driving mechanism 300 is used for driving the lower die 30 to move to a home position in a direction away from the constant-temperature upper die 10 and enabling the first upper die 20 to move to the home position, finally the driving mechanism 300 is used for driving the lower die 30 to move towards the first upper die 20 and complete die assembly, the glue stock in the die cavity is heated and pressurized, the glue stock can be solidified to form a rubber product, because the constant-temperature upper die 10 is separated from the, therefore, the first upper die 20 and the lower die 30 do not affect the constant-temperature upper die 10 in the process of heating the rubber material, and the constant-temperature upper die 10 can also enable the feeding materials in the runner 11 and the sprue 12 to be kept in a molten state, so that the rubber material in the runner 11 and the sprue 12 can be directly used for secondary production, raw materials are saved, the production cost is reduced, and the runner 11 and the sprue 12 are also convenient to clean.

The type of the rubber product is not limited, and the rubber product can be a sealing element, a buffer element or a shock absorption element.

The type of the driving mechanism 300 is not limited, and may be, for example, a cylinder or a cylinder. The rubber is a thermosetting material, so the rubber cannot flow under the conditions of normal temperature and normal pressure, the constant-temperature upper die 10 and the lower die 30 can be directly separated after the rubber injection is finished, and the rubber in the runner 11 and the sprue 12 cannot flow out under the action of gravity. When the lower die 30 and the first upper die 20 heat the rubber material in the cavity, the rubber material is heated to 140 ℃ or exceeds 140 ℃, the air pressure in the cavity rises, the rubber material is molded for about 200s under the action of the temperature and the pressure, the rubber material can be cured and molded into a rubber product, the lower die 30 is driven by the driving mechanism 300 to be separated from the first upper die 20, and the rubber product can be taken out from the lower die 30.

As an improvement of this embodiment, the rubber product manufacturing apparatus 1 further includes a slide rail 400 fixed relative to the machine platform 200, the slide rail 400 extends along a horizontal direction, the slide rail 400 is located between the upper constant temperature mold 10 and the lower mold 30, and the first upper mold 20 is slidably connected to a side of the slide rail 400 away from the upper constant temperature mold 10. By slidably mounting the first upper die 20 on the slide rail 400, a worker applies a pushing force to the first upper die 20, so that the first upper die 20 can be slid away from the space between the constant-temperature upper die 10 and the lower die 30 to leave the position, or the first upper die 20 is slid to the space between the constant-temperature upper die 10 and the lower die 30 to complete die assembly of the lower die 30 and the first upper die 20, thereby facilitating the operation of the worker.

As an improvement of the present embodiment, the constant temperature upper mold 10 includes a flow channel plate 13, a constant temperature plate 14, an adhesive pressing plate 15 and a cooling pipe 16, the adhesive pressing plate 15 is stacked on the upper surface of the flow channel plate 13, the constant temperature plate 14 is stacked on the upper surface of the adhesive pressing plate 15, that is, the adhesive pressing plate 15 is located between the constant temperature plate 14 and the flow channel plate 13, the cooling pipe 16 is disposed on the constant temperature plate 14, the flow channel 11 includes a main flow channel 111 and a branch flow channel 112 communicated with the main flow channel 111, the main flow channel 111 penetrates through the constant temperature plate 14 and the adhesive pressing plate 15, the branch flow channel 112 is disposed on one side of the flow channel plate 13 facing the adhesive pressing plate 15, and the gate 12 is disposed on the flow channel plate 13 and is communicated with the branch. By injecting the cooling liquid into the cooling pipe 16, a part of heat can be taken away by the cooling liquid in the flowing process, so that the rubber material in the runner 11 and the sprue 12 is cooled, the rubber material is kept in a molten state, and the rubber material is convenient to use next time. In this example, the rubber material was maintained at about 60 ℃ by injecting a cooling liquid into the cooling pipe 16, and the rubber did not flow under the conditions of the temperature and the normal pressure.

The number of the cooling pipes 16 is not limited, and in this embodiment, the number of the cooling pipes 16 is six, and the six cooling pipes 16 are uniformly distributed at intervals, so that the cooling effect on the sizing material is enhanced.

As a modified form of this embodiment, the sub-runners 112 include a plurality of sub-runner systems, each sub-runner system includes a first-stage sub-runner 1122, four second-stage sub-runners 1123, and sixteen third-stage sub-runners 1124, the first-stage sub-runner 1122 is communicated with the main runner 111, one end of each second-stage sub-runner 1123 is communicated with the first-stage sub-runner 1122, the other end is communicated with the four third-stage sub-runners 1124, and each third-stage sub-runner 1124 is communicated with one gate 12.

Specifically, one end of the first-stage sub-runner 1122 is communicated with one end of four second-stage sub-runners 1123, the other end is communicated with the main runner 111, one end of each second-stage sub-runner 1123, which is far away from the first-stage sub-runner 1122, is communicated with one end of four third-stage sub-runners 1124, one end of each third-stage sub-runner 1124, which is far away from the second sub-runner 11, is communicated with the gate 12, and in the embodiment, the four third-stage sub-runners 1124 communicated with the same second-stage sub-runner 1123 are combined together to form a substantially. By arranging the sub-runners 112 to include the first-stage sub-runner 1122, the second-stage sub-runner 1123 and the third-stage sub-runner 1124, one sub-runner 11 is communicated with four second-stage sub-runners 1123, each second-stage sub-runner 1123 is communicated with four third-stage sub-runners 1124, and each third-stage sub-runner 1124 is communicated with one gate 12, more lower cavities 31 can be arranged on the lower die 30, that is, the die 100 can have more cavities, so that the die 100 can produce more products at one time, the production efficiency is improved, and the labor cost is also reduced.

Preferably, the number of the sub-flow channel systems is four, and the four sub-flow channel systems are mutually communicated and distributed in an array. Specifically, the ends of the four primary sub-channels 1122 away from the secondary sub-channels 1123 are connected to each other, and the four sub-channel systems are distributed in two rows and two columns. Because the sub-runner system is provided with four, the mold 100 can produce more products at a time, and the production efficiency is further improved.

As a modification of this embodiment, a second upper cavity 131 for fitting with the lower cavity 31 is recessed in a side of the runner plate 13 facing the lower mold 30, and the second upper cavity 131 communicates with the gate 12. Specifically, in the present embodiment, sixteen first upper cavities 21, sixteen second upper cavities 131, sixteen lower cavities 31, and sixteen gates 12 are provided, and each second upper cavity 131 is communicated with four gates 12.

As an improved manner of this embodiment, the first upper die 20 includes an upper heating plate 22 connected to the slide rail 400 and an upper die plate 23 disposed on one side of the upper heating plate 22 facing the lower die 30, the lower die 30 includes a lower heating plate 32 connected to the machine platform 200 and a lower die plate 33 stacked on one side of the lower heating plate 32 facing the upper die plate 23, the first upper cavity 21 is disposed on one side of the upper die plate 23 facing the lower die plate 33, and the lower cavity 31 is disposed on one side of the lower die plate 33 facing the upper die plate 23. After the first upper die 20 and the lower die 30 are assembled, the upper heating plate 22 and the lower heating plate 32 are heated, the heat of the upper heating plate 22 can be transferred to the upper die plate 23, and the heat of the lower heating plate 32 can be transferred to the lower die plate 33, so that the rubber material in the cavity is heated, and in the heating process, the gas in the cavity expands, so that the air pressure in the cavity is increased, and the rubber material in the cavity is solidified and molded.

The heating method of the upper heating plate 22 and the lower heating plate 32 is not limited, for example, mounting holes may be formed in the upper heating plate 22 and the lower heating plate 32, and heating rods or heating rings may be disposed in the mounting holes, so that after the heating rods and the heating rings are energized, a large amount of heat may be generated and transferred to the upper mold plate 23 and the lower mold plate 33, thereby heating the glue.

As a modification of this embodiment, the first upper mold 20 further includes a heat insulation plate 24 stacked on the upper heating plate 22 on a side away from the upper mold plate 23, and the heat insulation plate 24 is slidably connected to the slide rail 400. Through setting up heat insulating board 24 between last hot plate 22 and slide rail 400, like this, last hot plate 22 heats the in-process to the sizing material in the die cavity, and heat insulating board 24 can prevent to go up hot plate 22's heat and pass through slide rail 400 and board 200 and transmit to mould 10 on the constant temperature, has further reduced the influence to mould 10 on the constant temperature.

When the rubber product manufacturing equipment 1 is used for producing a rubber product, the lower die 30 is separated from the first upper die 20 through the driving mechanism 300, then thrust is applied to the first upper die 20, the first upper die 20 slides on the slide rail 400 and slides out from between the constant-temperature upper die 10 and the lower die 30, then the driving mechanism 300 drives the lower die 30 to move towards the constant-temperature upper die 10 and complete the die assembly of the constant-temperature upper die 10 and the lower die 30, then rubber materials are injected into the lower cavity 31 through the runner 11 and the sprue 12, then the driving mechanism 300 drives the lower die 30 to move to a home position in a direction far away from the constant-temperature upper die 10, cooling liquid is input into the cooling pipe 16, the rubber materials in the runner 12 and the runner 11 are kept at about 60 ℃, so that the rubber materials in the runner 11 and the runner 12 are kept in a molten state, one-direction thrust is applied to the first upper die 20, and the first upper die, and then the driving mechanism 300 drives the lower die 30 to move towards the first upper die 20, the die assembly of the lower die 30 and the first upper die 20 is completed, then the upper heating plate 22 and the lower heating plate 32 are heated to heat the rubber material in the cavity, the rubber material is heated to 140 ℃ or over 140 ℃, after the rubber material is molded for 200s, the rubber material in the cavity can be cured and molded, and finally the driving mechanism 300 separates the lower die 30 from the first upper die 20, and the rubber product can be taken out.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a rubber product manufacture equipment, its characterized in that includes the mould and is used for supplying the board of mould installation, the mould is including being fixed in go up the mould at the constant temperature of board, with go up the mould just to setting up and can move towards or deviate from in the constant temperature go up the lower mould of mould motion and be located in the constant temperature go up the mould with between the lower mould and with board swing joint's first last mould, the cavity has been seted up down to the lower mould, first go up the mould be equipped with down the cavity encloses the first last cavity that forms the die cavity, go up the mould at the constant temperature be equipped with the runner and with the runner of runner intercommunication, the mould is used for making in the constant temperature the runner with sizing material in the runner keeps the molten.

2. The rubber product manufacturing apparatus according to claim 1, wherein the constant temperature upper mold includes a flow channel plate, a constant temperature plate stacked on an upper surface of the flow channel plate, and a cooling pipe provided in the constant temperature plate, the flow channel includes a main flow channel and a branch flow channel communicated with the main flow channel, the main flow channel penetrates through the constant temperature plate, the branch flow channel is provided on a side of the flow channel plate facing the constant temperature plate, and the gate is provided on the flow channel plate and communicated with the branch flow channel.

3. The apparatus for manufacturing a rubber product according to claim 2, wherein said sub-runner includes a plurality of sub-runner systems, each of said sub-runner systems including a primary sub-runner, four secondary sub-runners, and sixteen tertiary sub-runners, said primary sub-runners being communicated with said primary runner, each of said secondary sub-runners being communicated with said primary sub-runner at one end thereof and with four of said tertiary sub-runners at the other end thereof, each of said tertiary sub-runners being communicated with one of said gates.

4. The apparatus for manufacturing rubber products according to claim 3, wherein said sub-runner systems are provided in four numbers, and said four sub-runner systems are connected to each other and arranged in an array.

5. The rubber product manufacturing apparatus according to claim 2, wherein a side of the runner plate facing the lower mold is recessed with a second upper cavity for fitting with the lower cavity, the second upper cavity communicating with the gate.

6. The apparatus for manufacturing rubber products according to claim 2, wherein said constant-temperature upper mold further comprises a glue pressing plate disposed between said constant-temperature plate and said runner plate, and said main runner penetrates said constant-temperature plate and said glue pressing plate in sequence.

7. The rubber product manufacturing apparatus of claim 1, further comprising a slide rail fixed relative to the machine table, wherein the slide rail is located between the constant temperature upper mold and the lower mold, and the first upper mold is slidably connected to a side of the slide rail away from the constant temperature upper mold.

8. The rubber product manufacturing apparatus of claim 7, wherein the first upper mold comprises an upper heating plate connected to the slide rail and an upper mold plate disposed on one side of the upper heating plate facing the lower mold, the lower mold comprises a lower heating plate connected to the machine table and a lower mold plate stacked on one side of the lower heating plate facing the upper mold plate, the first upper cavity is disposed on one side of the upper mold plate facing the lower mold plate, and the lower cavity is disposed on one side of the lower mold plate facing the upper mold plate.

9. The apparatus for manufacturing rubber products of claim 8, wherein said first upper mold further comprises a heat insulation plate stacked on a side of said upper heating plate away from said upper mold plate, said heat insulation plate being slidably connected to said slide rail.

10. The rubber article manufacturing apparatus of any one of claims 1-9, further comprising a drive mechanism movably mounted to the machine base for driving the lower mold toward or away from the constant temperature upper mold.

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