CN212045790U - Anti-bubble injection mold convenient to demolding - Google Patents
Anti-bubble injection mold convenient to demolding Download PDFInfo
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- CN212045790U CN212045790U CN201922243267.4U CN201922243267U CN212045790U CN 212045790 U CN212045790 U CN 212045790U CN 201922243267 U CN201922243267 U CN 201922243267U CN 212045790 U CN212045790 U CN 212045790U
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- negative pressure
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Abstract
The application discloses prevent bubble injection mold convenient to drawing of patterns. Comprises a bubble removing component arranged on the surface of the cross beam and a demoulding component arranged below the lower mould cavity; according to the injection mold, the storage box, the negative pressure suction pipe and the negative pressure conveying system are arranged on the surface of the cross beam, so that a negative pressure environment is formed in the storage box, the negative pressure suction pipe sucks air in the injection mold into the storage box, the air in the mold cavity is thoroughly removed, and the qualified rate of products is improved; the wedge-shaped table, the demoulding slide rail and the top plate are arranged below the supporting plate, so that the top plate can move on the demoulding slide rail in a reciprocating manner; by arranging the connecting rope between the wedge-shaped table and the slide rail, the supporting plate descends when the upper die holder presses downwards; the spring is arranged on the side wall of the top plate, when the injection molding is finished, the connecting rope returns to the loose state, the spring pulls the top plate back to the original state, and the supporting plate can be jacked up, so that the injection molded product can be taken out smoothly; therefore, the air bubble in the die cavity can be thoroughly removed, and the processing efficiency is improved.
Description
Technical Field
The present disclosure generally relates to the field of production mold technology, and more particularly to a bubble-proof injection mold convenient for demolding.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification, and the method is widely applied in the industrial field. However, the traditional injection mold has the defect of troublesome unloading process, is difficult to take out from the lower mold cavity, seriously influences the processing efficiency, can cause workpiece damage due to improper operation, seriously influences the production quality, and can seriously influence the injection molding effect by the air in the mold cavity.
At present, an anti-bubble injection mold convenient for demolding is disclosed, as shown in patent 201711334948.0, the injection mold is provided with a vacuum pump and an exhaust pipe, so that redundant air in a lower mold cavity can be pumped away, and air is prevented from being mixed into raw materials in an injection molding process to cause bubbles to be formed in a product; through the portable examination die holder that sets up, can open lower die cave, increase the space of unloading, through stripper and the stripper that sets up, can be with the ejecting lower die cavity of material, greatly increased work piece efficiency of unloading avoids the material to take place to damage. However, the injection mold still has the problems of incomplete bubble removal in the mold cavity and low processing efficiency.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide an anti-bubble injection mold which can completely remove bubbles in a mold cavity, improve the processing efficiency, has a simple structure, and is easy to realize, and is convenient for demolding, compared with the prior art.
In a first aspect, the present application provides a prevent bubble injection mold convenient to drawing of patterns, include: the demoulding assembly is arranged below the lower mould cavity;
the de-bubbling assembly includes: the storage box and the negative pressure conveying system are arranged on the surface of the cross beam; the negative pressure conveying system is communicated with the top of the storage box through a conveying pipe; a negative pressure suction pipe is arranged at the top of the storage box; one end of the negative pressure suction pipe vertically extends into the storage box, the other end of the negative pressure suction pipe is connected to the inside of the sealing plate, and the negative pressure suction pipe is arranged on one side, far away from the material injection pipe, of the sealing plate;
the stripper assembly comprises: a wedge-shaped table arranged below the supporting plate; the surface of the wedge-shaped table is provided with a demoulding slide rail, and the demoulding slide rail is provided with a demoulding slide block capable of freely sliding; a top plate is vertically arranged on the demolding sliding block; the wedge-shaped table is communicated with the slide rail through an accommodating channel; the accommodating channel can accommodate a connecting rope to move freely, one end of the connecting rope is connected with the sliding block, and the other end of the connecting rope is connected with the demoulding sliding block; one side of the surface of the wedge-shaped table, which is far away from the accommodating channel, is provided with a vertically arranged fixed block, the side wall of the fixed block is fixedly connected with a horizontally arranged spring, and the free end of the spring is fixedly connected onto the side wall of the top plate.
According to the technical scheme provided by the embodiment of the application, the free end of the negative pressure suction pipe is provided with a dust removal filter screen.
According to the technical scheme provided by the embodiment of the application, the top of the storage box is provided with a box door.
According to the technical scheme provided by the embodiment of the application, one side of wedge platform surface is kept away from the fixed block is equipped with the limiting plate of vertical setting.
According to the technical scheme provided by the embodiment of the application, a mounting seat for fixing the demolding component is arranged below the lower mold cavity.
To sum up, the beneficial effect of this application:
according to the injection mold, the storage box, the negative pressure suction pipe and the negative pressure conveying system are arranged on the surface of the cross beam, negative pressure gas enters the storage box through the conveying pipe, so that the storage box forms a negative pressure environment, the negative pressure suction pipe sucks air in the injection mold into the storage box, and therefore the air in the mold cavity is thoroughly removed, the vacuum state in the injection mold is guaranteed, and the product percent of pass is further improved; the demoulding slide rail is arranged on the surface of the wedge-shaped table, the demoulding slide block is arranged on the demoulding slide rail, and the top plate is vertically arranged on the demoulding slide block, so that the top plate can reciprocate on the demoulding slide rail; furthermore, by arranging the connecting rope between the wedge-shaped table and the slide rail, when the upper die holder presses downwards, the top plate is driven to move rightwards, and the supporting plate is further lowered; the spring is arranged on the side wall of the top plate, the other end of the spring is fixedly connected to the fixed block, when the injection molding is completed, the upper die base is lifted, the connecting rope is restored to a loose state, the spring pulls the top plate back to an original state, and then the supporting plate can be jacked up, so that an injection molded product can be taken out smoothly; therefore, the air bubble in the die cavity can be thoroughly removed, and the processing efficiency is improved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a bubble-proof injection mold for easy demolding.
Fig. 2 is a schematic structural view of the stripper assembly.
Reference numbers in the figures: 1. a negative pressure suction pipe; 2. a storage box; 3. a delivery pipe; 4. a negative pressure delivery system; 5. a support plate; 6. a wedge-shaped table; 7. demolding the slide rail; 8. demoulding the slide block; 9. a top plate; 10. A fixed block; 11. a spring; 12. a mounting seat; 13. a receiving channel; 14. connecting ropes; 15. A dust removal filter screen; 16. a box door; 17. and a limiting plate.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
Please refer to fig. 1, which is a schematic structural diagram of a first embodiment of an anti-bubble injection mold for facilitating demolding, provided by the present application, and includes: the demoulding assembly is arranged below the lower mould cavity;
the de-bubbling assembly includes: a storage box 2 and a negative pressure conveying system 4 arranged on the surface of the beam; the negative pressure conveying system 4 is communicated with the top of the storage box 2 through a conveying pipe 3; the top of the storage box 2 is provided with a negative pressure suction pipe 1; one end of the negative pressure suction pipe 1 vertically extends into the storage box 2, the other end of the negative pressure suction pipe is connected to the inside of the sealing plate, and the negative pressure suction pipe 1 is arranged on one side, far away from the material injection pipe, of the sealing plate;
the stripper assembly comprises: a wedge table 6 disposed below the support plate 5; the surface of the wedge-shaped table 6 is provided with a demoulding slide rail 7, and the demoulding slide rail 7 is provided with a demoulding slide block 8 capable of freely sliding; a top plate 9 which is vertically arranged is arranged on the demoulding slide block 8; the wedge-shaped table 6 is communicated with the slide rail through an accommodating channel 13; the accommodating channel 13 can accommodate a connecting rope 14 to move freely, one end of the connecting rope 14 is connected with a sliding block, and the other end of the connecting rope 14 is connected with the demoulding sliding block 8; one side of the surface of the wedge-shaped table 6, which is far away from the accommodating channel 13, is provided with a vertically arranged fixed block 10, the side wall of the fixed block 10 is fixedly connected with a horizontally arranged spring 11, and the free end of the spring 11 is fixedly connected to the side wall of the top plate 9.
In the present embodiment, a storage box 2, provided on the surface of the cross member, for storing air in the injection mold drawn out; the negative pressure conveying system 4 is arranged on the surface of the cross beam and used for providing negative pressure gas for the storage box 2 to form a negative pressure environment, so that the air in the injection mold is completely sucked out, and the qualification rate of products is further improved, wherein the type of the negative pressure conveying system 4 is, for example, an air compressor; the conveying pipe 3 is arranged on the negative pressure conveying system 4, communicates the negative pressure conveying system 4 with the top of the storage box 2 and is used for conveying negative pressure gas into the storage box 2; the negative pressure suction pipe 1 is arranged at the top of the storage box 2, one end of the negative pressure suction pipe vertically extends into the storage box 2, the other end of the negative pressure suction pipe is connected to the inside of the sealing plate, the negative pressure suction pipe 1 is arranged on one side, away from the material injection pipe, of the sealing plate and used for sucking air in the injection mold into the storage box 2, the vacuum state in the injection mold is guaranteed, and the qualification rate of products is further guaranteed;
a wedge-shaped table 6 arranged below the support plate 5 and used for mounting a demoulding part; the demoulding slide rail 7 is arranged on the surface of the wedge-shaped table 6 and provides a free sliding track for the demoulding slide block 8; the demolding slide block 8 is arranged on the demolding slide rail 7 and is used for driving the top plate 9 to slide; the top plate 9 is vertically arranged on the demolding slide block 8 and used for jacking the supporting plate 5; the accommodating channel 13 is communicated with the wedge-shaped table 6 and the slide rail and is used for accommodating the connecting rope 14 to move freely; the connecting rope 14 is arranged in the accommodating channel 13, one end of the connecting rope is connected with the sliding block, the other end of the connecting rope is connected with the demoulding sliding block 8, and the connecting rope is used for driving the top plate 9 to slide on the demoulding sliding rail 7 so as to enable the supporting plate 5 to rise or fall back; the fixing block 10 is vertically arranged on one side, away from the accommodating channel 13, of the surface of the wedge-shaped table 6 and is used for fixing the spring 11; the spring 11 is horizontally and fixedly connected to the side wall of the fixed block 10, and the free end of the spring is fixedly connected to the side wall of the top plate 9 and used for pulling the top plate 9; when the injection molding is completed, the upper die base rises, the connecting rope 14 is restored to a loose state, the spring 14 pulls the top plate 9 to one end provided with the fixing block 10, and then the supporting plate 5 can be jacked up, so that the injection molded product can be smoothly taken out, and the processing efficiency is improved.
In any preferred embodiment, the free end of the suction tube 1 is provided with a dust removal filter screen 15.
In the embodiment, the dust removing filter screen 15 is arranged at the free end of the negative pressure suction pipe 1, so that the negative pressure suction pipe is prevented from being blocked by smoke dust in an injection mold when the negative pressure suction pipe 1 is used for a long time; the connection mode of the dust removing filter screen 15 and the free end of the negative pressure suction pipe 1 is not limited here, and optionally, the connection mode is a snap connection mode: the dust removal filter screen 15 is fixed at the free end of the negative pressure suction pipe 1 through a buckle.
In any preferred embodiment, the top of the bin 2 is provided with a bin door 16.
In this embodiment, the box door 16 is disposed at the top of the storage box 2, so as to facilitate regular discharge of air in the storage box 2, and ensure that the bubble removing assembly can be always in a negative pressure state, thereby ensuring the qualification rate of products.
In any preferred embodiment, a limit plate 17 is vertically arranged on one side of the surface of the wedge-shaped table 6 far away from the fixed block 10.
In this embodiment, the limiting plate 17 is vertically arranged on the surface of the wedge-shaped table 6 far away from one side of the fixed block 10, and is used for limiting the position of the top plate 9, so that the top plate 9 is prevented from sliding out of the demolding slide rail 7 when sliding, and the influence on the working process is avoided.
In any preferred embodiment, a mounting seat 12 for fixing the stripper assembly is provided below the lower cavity.
In this embodiment, a mounting seat 12 is disposed below the lower mold cavity for fixing the demolding component.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (5)
1. The utility model provides a prevent bubble injection mold convenient to drawing of patterns which characterized in that includes: the demoulding assembly is arranged below the lower mould cavity;
the de-bubbling assembly includes: a storage box (2) and a negative pressure conveying system (4) which are arranged on the surface of the beam; the negative pressure conveying system (4) is communicated with the top of the storage box (2) through a conveying pipe (3); the top of the storage box (2) is provided with a negative pressure suction pipe (1); one end of the negative pressure suction pipe (1) vertically extends into the storage box (2), the other end of the negative pressure suction pipe is connected to the inside of the sealing plate, and the negative pressure suction pipe (1) is arranged on one side, far away from the material injection pipe, of the sealing plate;
the stripper assembly comprises: a wedge-shaped table (6) arranged below the support plate (5); the surface of the wedge-shaped table (6) is provided with a demoulding slide rail (7), and the demoulding slide rail (7) is provided with a demoulding slide block (8) capable of freely sliding; a top plate (9) which is vertically arranged is arranged on the demoulding slide block (8); the wedge-shaped table (6) is communicated with the slide rail through an accommodating channel (13); the accommodating channel (13) can accommodate a connecting rope (14) to move freely, one end of the connecting rope (14) is connected with the sliding block, and the other end of the connecting rope (14) is connected with the demoulding sliding block (8); one side of the surface of the wedge-shaped table (6), which is far away from the accommodating channel (13), is provided with a vertically arranged fixed block (10), the side wall of the fixed block (10) is fixedly connected with a horizontally arranged spring (11), and the free end of the spring (11) is fixedly connected to the side wall of the top plate (9).
2. An anti-bubble injection mould facilitating demoulding according to claim 1, wherein the free end of the negative pressure suction pipe (1) is provided with a dust removal filter screen (15).
3. An injection mould facilitating demoulding of the blister according to claim 1, wherein the top of the storage box (2) is provided with a door (16).
4. The conveniently-demoulded anti-bubble injection mould according to claim 1, wherein a vertically-arranged limiting plate (17) is arranged on one side of the surface of the wedge-shaped table (6) far away from the fixed block (10).
5. An injection mould facilitating demoulding of the blister according to claim 1, wherein the lower mould cavity is provided with a mounting seat (12) for fixing the demoulding element below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922243267.4U CN212045790U (en) | 2019-12-12 | 2019-12-12 | Anti-bubble injection mold convenient to demolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922243267.4U CN212045790U (en) | 2019-12-12 | 2019-12-12 | Anti-bubble injection mold convenient to demolding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212045790U true CN212045790U (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922243267.4U Active CN212045790U (en) | 2019-12-12 | 2019-12-12 | Anti-bubble injection mold convenient to demolding |
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| Country | Link |
|---|---|
| CN (1) | CN212045790U (en) |
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2019
- 2019-12-12 CN CN201922243267.4U patent/CN212045790U/en active Active
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