CN215472796U - Sealing washer production mould - Google Patents
Sealing washer production mould Download PDFInfo
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- CN215472796U CN215472796U CN202122250350.1U CN202122250350U CN215472796U CN 215472796 U CN215472796 U CN 215472796U CN 202122250350 U CN202122250350 U CN 202122250350U CN 215472796 U CN215472796 U CN 215472796U
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Abstract
The utility model discloses a sealing ring production die and relates to the technical field of machining. The injection molding device comprises a main injection molding pipe, an upper template, a lower template and a stripping plate, wherein a separate injection molding pipe is fixedly welded on the outer peripheral surface of the main injection molding pipe, the upper template is inserted into the bottom end of the main injection molding pipe, fixing columns are fixedly welded on the periphery of the bottom end of the upper template, the lower template is inserted into the bottom end of the upper template, the stripping plate is attached to the bottom end of the lower template, and a stripping rod is fixedly welded on the bottom end of the stripping plate. According to the utility model, through the main injection molding pipe, the upper template, the lower template and the stripper plate, the problems that although the existing sealing ring production mold can be quickly positioned and the labor intensity of workers is reduced, the stability between the upper template and the lower template is poor, the upper template and the lower template are separated possibly due to thermal expansion during injection molding, the quality of a sealing ring is reduced, the injection molding speed is slow, the rapid demolding cannot be carried out during injection molding in the sealing ring mold, and the production efficiency is reduced are solved.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a sealing ring production mold.
Background
A sealing ring is an annular cover composed of one or more parts, is fixed on one ferrule or gasket of a bearing and is contacted with the other ferrule or gasket or forms a narrow labyrinth gap to prevent lubricating oil from leaking and foreign objects from invading, a sealing ring is needed to be used for sealing a mechanical interface and the like in the production process of a plurality of machines, particularly in the production operation needing to contact liquid, the problems of machine failure caused by liquid leakage and large economic loss are avoided, and normal production operation is delayed, but in the production process of the sealing ring, a sealing ring mould is generally used for plasticity, the sealing ring mould comprises an upper mould and a lower mould, a cylindrical mould hole is arranged in the lower mould, a cylinder body inserted into the mould hole is arranged at the bottom of the upper mould, the diameter of the mould core is smaller than that of the mould hole, the upper mould and the lower mould are pressed together, and an annular space between the mould core and the mould hole forms an annular mould cavity for manufacturing the sealing ring, through pouring into the material into the annular die intracavity and treat to the cooling, can accomplish the production of sealing washer, the leakproofness is good, the accurate sealing washer production mould in location can improve the efficiency of sealing washer production and the quality of the sealing washer of producing greatly, but it still has following drawback in the in-service use:
1. in the prior publication, CN209240305U, a mold for producing a sealing ring, in a lower mold, four corners of the upper and lower molds are respectively provided with a positioning pin and a positioning hole, a mold core positioning slot coaxial with the mold hole is formed in the bottom surface of the mold hole, the mold core positioning slot is used for inserting the lower end of a mold core in a matching manner, the distance from the bottom of the mold core positioning slot to the top of the mold hole is equal to the height of the mold core, a positioning protrusion is arranged at the center of the mold core positioning slot, a mold core positioning hole is arranged at the center of the bottom surface of the mold core, a mold core guide sleeve is arranged in the mold core positioning hole in an interference manner, the existing mold for producing a sealing ring usually uses such positioning pins to quickly position an upper mold plate and a lower mold plate, thereby saving the time for production, but the positioning mode is usually not high in stability, in the process of injection molding, thermal expansion may occur to jack up the upper mold, so that the upper mold and the lower mold are separated, and the quality of a finished sealing ring product is affected;
2. the existing sealing ring production mold generally needs to carry out one-by-one injection molding on mold cavities in the mold, needs to consume a large amount of time in the injection molding process, greatly reduces the production speed, and because the sealing ring is mostly made of materials such as rubber and silica gel, the friction between the sealing ring and the production mold is large, after the sealing ring is cooled, the sealing ring cannot be rapidly demolded, and the production efficiency is low.
Therefore, the existing sealing ring production mold cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing ring production mold, which solves the problems that although the conventional sealing ring production mold can be quickly positioned and the labor intensity of workers is reduced, the stability between an upper mold plate and a lower mold plate is poor, the upper mold plate and the lower mold plate are separated possibly due to thermal expansion during injection molding, the quality of a sealing ring is reduced, the injection molding speed is low, the rapid demolding cannot be performed during injection molding in a sealing ring mold, and the production efficiency is reduced through a main injection molding pipe, an upper mold plate, a lower mold plate and a demolding plate.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a sealing ring production mold, which comprises a main injection molding pipe, an upper mold plate, a lower mold plate and a stripper plate, wherein a separate injection molding pipe is welded and fixed on the outer peripheral surface of the main injection molding pipe, raw materials extruded from the main injection molding pipe can be simultaneously extruded into a plurality of upper mold plates through the separate injection molding pipe, one injection molding is not needed, the injection molding efficiency is greatly improved, the upper mold plate is inserted into the bottom end of the main injection molding pipe, fixed columns are welded and fixed on the periphery of the bottom end of the upper mold plate, the upper mold plate can be quickly positioned through the fixed columns, the positions among the upper mold plate, the lower mold plate and the stripper plate can be stabilized through the fixed columns, the separation of the upper mold plate and the lower mold plate caused by thermal expansion is avoided, the stability of producing a sealing ring is improved, the lower mold plate is inserted into the bottom end of the upper mold plate, the stripper plate is attached to the bottom end of the lower mold plate, the stripper plate is welded and fixed with the stripper rod, and after the sealing ring is cooled through the stripper rod, all the sealing rings in the utility model can be demoulded quickly, thus greatly improving the production efficiency.
Furthermore, the threaded groove is formed in the top end of the inner side of the main injection molding pipe, the main injection molding pipe and the inner side of the separate injection molding pipe are communicated in a penetrating mode, an injection molding insertion pipe is fixedly welded at the bottom end of the separate injection molding pipe, the main injection molding pipe can be connected to the bottom end of an injection molding gun in a rotating mode through the threaded groove, the stability during injection molding is improved, delay of production caused by loosening of the main injection molding pipe during injection molding is avoided, raw materials in the main injection molding pipe can be shunted through the separate injection molding pipe, the injection molding device can perform injection molding on a plurality of sealing rings simultaneously, and the time for injection molding is saved.
Furthermore, a reset fixture block is clamped at the bottom end of the outer peripheral surface of the fixing column, an upper die is welded and fixed at the bottom end of the upper die plate, a die core is welded and fixed at the bottom end of the upper die plate, which is positioned at the inner side of the upper die, and a spring is arranged in the reset fixture block, so that the reset fixture block can be quickly disassembled and assembled, the positioning speed is improved, the stability of the sealing ring injection molding machine is improved, the separation of the upper die plate and the lower die plate caused by thermal expansion is avoided, and the stability of the quality of the produced sealing ring is improved.
Further, the upper die plate upper end is run through and is seted up the mouth of moulding plastics, it is inboard that the mouth of moulding plastics is located the mould, the mouth of moulding plastics is located the mold core outside, can mould plastics in upper die and the lower mould through the mouth of moulding plastics, and a plurality of mouths of moulding plastics and the production that the upper die utensil can carry out a plurality of sealing washers simultaneously improve production efficiency.
Further, the lower bolster upside runs through the welding and has had the bed die, the lower bolster upside runs through and has seted up first fixed mouthful, first fixed mouthful is located around the bed die outside, and the bed die is the tubulose, can peg graft in the inboard bottom of bed die at the stripper plate when moulding plastics, pegs graft in the inboard messenger sealing washer of bed die fast demoulding through the stripper rod after the cooling, labour saving and time saving.
Furthermore, a positioning column is welded and fixed on the upper side of the demolding plate and located on the upper side of the demolding rod, a second fixing port is formed in the upper side of the demolding plate in a penetrating mode, the second fixing port is located on the periphery of the outer side of the positioning column, raw materials can be prevented from overflowing from the bottom side during injection molding through the positioning column, and all sealing rings in the injection molding machine can be rapidly demolded after being cooled through the demolding rod, so that the production efficiency is greatly improved.
Furthermore, the main injection molding pipe is inserted into the inner side of an injection molding opening of the upper template through an injection molding insertion pipe, the upper template penetrates through and is inserted into the surfaces of the lower template and the stripper plate through a fixing column, the fixing column is inserted into the inner side of a first fixing opening of the lower template, the fixing column is inserted into the inner side of a second fixing opening of the stripper plate, a reset fixture block of the fixing column is attached to the bottom side of the stripper plate, the lower mold of the lower template is attached to the inner side of the upper mold of the upper template, a positioning column of the stripper plate is inserted into the inner side of the lower mold, the positioning column is attached to the bottom end of a mold core of the upper template, and the stability of the sealing ring can be improved through the insertion between the upper mold and the lower mold, so that the possibility of slight shaking between the upper mold and the lower mold is avoided, and the stability of the quality of the produced sealing ring is improved.
The utility model has the following beneficial effects:
1. the utility model solves the problems that the upper template and the lower template are quickly positioned by a positioning bolt in the existing sealing ring production mold, the production time is saved, but the positioning mode is usually not high in stability, the upper mold is jacked up by thermal expansion possibly in the injection molding process, the upper mold and the lower mold are separated, and the quality of a sealing ring finished product is influenced.
2. The utility model solves the problems that the prior sealing ring production mold generally needs to carry out one-by-one injection molding on mold cavities in the mold, a large amount of time is consumed in the injection molding process, the production speed is greatly reduced, the sealing rings are mostly made of rubber, silica gel and other materials, the friction force between the sealing rings and the production mold is large, the sealing rings cannot be rapidly demolded after the sealing rings are cooled, and the production efficiency is low.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a structural effect diagram of the present invention;
FIG. 2 is a block diagram of the main injection pipe of the present invention;
FIG. 3 is a top view of the upper die plate of the present invention;
FIG. 4 is a bottom view of the upper platen of the present invention;
FIG. 5 is a structural view of the lower template of the present invention;
figure 6 is a block diagram of the stripper plate of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a main injection pipe; 101. separate injection plastic tube; 103. a thread groove; 104. injection molding of a cannula; 2. mounting a template; 201. an injection molding port; 202. fixing a column; 203. resetting the fixture block; 204. an upper die; 205. a mold core; 3. a lower template; 301. a first fixed port; 302. a lower die; 4. a stripper plate; 401. a positioning column; 402. a second fixed port; 403. and (4) a demoulding rod.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-6, the present invention is a mold for producing a seal ring, comprising a main injection pipe 1, an upper mold plate 2, a lower mold plate 3 and a mold stripping plate 4, wherein a dispensing plastic pipe 101 is welded and fixed on the outer circumferential surface of the main injection pipe 1, raw materials extruded from the main injection pipe 1 can be simultaneously extruded into the plurality of upper mold plates 2 through the dispensing plastic pipe 101, one injection molding is not required, the upper mold plate 2 is inserted into the bottom end of the main injection pipe 1, fixing columns 202 are welded and fixed around the bottom end of the upper mold plate 2, the upper mold plate 2 can be quickly positioned through the fixing columns 202, the positions among the upper mold plate 2, the lower mold plate 3 and the mold stripping plate 4 can be stabilized through the fixing columns 202, the separation of the upper mold plate 2 and the lower mold plate 3 caused by thermal expansion is avoided, the lower mold plate 3 is inserted into the bottom end of the upper mold plate 2, the mold stripping plate 4 is attached to the bottom end of the lower mold stripping plate 3, a mold stripping rod 403 is welded and fixed to the bottom end of the mold stripping plate 4, after the seal ring is cooled, the demolding rod 403 can be inserted into the lower template 3 to rapidly demold all the seal rings in the utility model.
As shown in fig. 2, a thread groove 103 is formed in the top end of the inner side of a main injection pipe 1, the inner sides of the main injection pipe 1 and a separate injection plastic pipe 101 are communicated in a penetrating manner, an injection insertion pipe 104 is fixedly welded to the bottom end of the separate injection plastic pipe 101, the main injection pipe 1 can be screwed to the bottom end of an injection gun through the thread groove 103, production delay caused by loosening of the main injection pipe 1 during injection molding is avoided, raw materials in the main injection pipe 1 can be shunted through the separate injection plastic pipe 101, and injection molding of a plurality of sealing rings can be simultaneously performed.
As shown in fig. 3-4, a reset fixture block 203 is clamped at the bottom end of the outer peripheral surface of the fixed column 202, an upper mold 204 is welded and fixed at the bottom end of the upper mold plate 2, a mold core 205 is welded and fixed at the bottom end of the upper mold 204, an injection port 201 is formed at the upper end of the upper mold plate 2 in a penetrating manner, the injection port 201 is located at the inner side of the upper mold 204, the injection port 201 is located at the outer side of the mold core 205, a spring is arranged in the reset fixture block 203, the reset fixture block 203 can be contracted to the inner side of the fixed column 202 by pressing the reset fixture block 203, and rebounds to the original position through the spring when the reset fixture block is not stressed, so that the quick assembly and disassembly are realized, the stability of the injection molding machine during injection molding is improved, the separation of the upper mold plate 2 and the lower mold 3 caused by thermal expansion is avoided, the injection molding can be performed in the upper mold 204 and the lower mold 302 through the injection port 201, and the production of a plurality of sealing rings can be simultaneously performed by the injection ports 201 and the upper mold 204.
As shown in fig. 5 to 6, a lower mold 302 is welded on the upper side of the lower mold plate 3 in a penetrating manner, a first fixing port 301 is formed on the upper side of the lower mold plate 3 in a penetrating manner, the first fixing port 301 is located around the outer side of the lower mold 302, a positioning column 401 is welded and fixed on the upper side of the demolding plate 4, the positioning column 401 is located on the upper side of the demolding rod 403, a second fixing port 402 is formed on the upper side of the demolding plate 4 in a penetrating manner, the second fixing port 402 is located around the outer side of the positioning column 401, the lower mold 302 is tubular, the positioning column 401 can be inserted into the bottom end of the inner side of the lower mold 302 during injection molding, the positioning column 401 can prevent raw materials from overflowing from the bottom side during injection molding, and the sealing ring can be rapidly demolded by inserting the demolding rod 403 into the inner side of the lower mold 302 after cooling.
As shown in fig. 1, the main injection pipe 1 is inserted into the inner side of the injection port 201 of the upper mold plate 2 through the injection insertion pipe 104, the upper mold plate 2 is inserted into the surfaces of the lower mold plate 3 and the stripper plate 4 through the fixing column 202, the fixing column 202 is inserted into the inner side of the first fixing port 301 of the lower mold plate 3, the fixing column 202 is inserted into the inner side of the second fixing port 402 of the stripper plate 4, the reset fixture block 203 of the fixing column 202 is attached to the bottom side of the stripper plate 4, the lower mold 302 of the lower mold plate 3 is attached to the inner side of the upper mold 204 of the upper mold plate 2, the positioning column 401 of the stripper plate 4 is inserted into the inner side of the lower mold 302, and the positioning column 401 is attached to the bottom end of the mold core 205 of the upper mold plate 2, so that the stability of the present invention can be improved by the insertion between the upper mold 204 and the lower mold 302, and the possibility of slight shaking generated between the upper mold 204 and the lower mold 302 is avoided.
One specific application of this embodiment is: the main injection molding pipe 1 is screwed and fixed at the bottom end of an injection molding gun, a positioning column 401 is inserted into the inner side of a lower mold 302, a stripper plate 4 is attached to the bottom side of a lower mold plate 3, a fixing column 202 is inserted into the inner sides of a first fixing port 301 and a second fixing port 402, and a reset fixture block 203 is attached to the bottom side of the stripper plate 4, so that the structure of the injection molding machine is kept stable, the positioning speed is improved, the upper mold plate 2 and the lower mold plate 3 are prevented from being separated due to thermal expansion, the stability of the quality of the produced sealing ring is improved, the possibility of slight shaking can be avoided through the insertion of the upper mold 204 and the lower mold 302, the production efficiency is improved, an injection molding insertion pipe 104 is inserted into the inner side of an injection molding port 201, the injection molding machine can simultaneously perform the injection molding of a plurality of sealing rings through a separate injection molding pipe 101, the injection molding efficiency is improved, and the reset fixture block 203 is pressed to be contracted to the inner side of the fixing column 202 after the sealing rings are cooled, the upper template 2, the lower template 3 and the demoulding plate 4 are quickly separated, and the demoulding rod 403 is inserted into the lower mould 302, so that all sealing rings in the utility model can be demoulded, and the production speed is greatly improved.
The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a sealing washer production mould, includes main injection molding pipe (1), cope match-plate pattern (2), lower bolster (3) and stripper plate (4), its characterized in that: the injection molding device is characterized in that a separate injection molding pipe (101) is fixedly welded on the outer peripheral surface of the main injection molding pipe (1), an upper template (2) is inserted into the bottom end of the main injection molding pipe (1), fixing columns (202) are fixedly welded on the periphery of the bottom end of the upper template (2), a lower template (3) is inserted into the bottom end of the upper template (2), a stripping plate (4) is attached to the bottom end of the lower template (3), and a stripping rod (403) is fixedly welded on the bottom end of the stripping plate (4).
2. The sealing ring production mold according to claim 1, wherein a threaded groove (103) is formed in the top end of the inner side of the main injection molding pipe (1), the main injection molding pipe (1) is communicated with the inner side of the separate injection molding pipe (101) in a penetrating manner, and an injection molding insertion pipe (104) is fixed to the bottom end of the separate injection molding pipe (101) in a welding manner.
3. The mold for producing the sealing ring as claimed in claim 1, wherein a reset fixture block (203) is clamped at the bottom end of the outer peripheral surface of the fixing column (202), an upper mold (204) is fixed at the bottom end of the upper mold plate (2) in a welding manner, and a mold core (205) is fixed at the bottom end of the upper mold plate (2) on the inner side of the upper mold (204) in a welding manner.
4. The mold for producing the sealing ring according to claim 3, wherein an injection port (201) is formed at the upper end of the upper mold plate (2) in a penetrating manner, the injection port (201) is located inside the upper mold (204), and the injection port (201) is located outside the mold core (205).
5. The sealing ring production mold according to claim 1, wherein a lower mold (302) is welded on the upper side of the lower mold plate (3) in a penetrating manner, a first fixing port (301) is formed in the upper side of the lower mold plate (3) in a penetrating manner, and the first fixing port (301) is located around the outer side of the lower mold (302).
6. The mold for producing the sealing ring as claimed in claim 1, wherein the upper side of the stripper plate (4) is welded and fixed with a positioning column (401), the positioning column (401) is located on the upper side of the stripper rod (403), the upper side of the stripper plate (4) is penetrated with a second fixing port (402), and the second fixing port (402) is located around the outer side of the positioning column (401).
7. The sealing ring production mold as claimed in claim 1, characterized in that the main injection pipe (1) is inserted inside the injection port (201) of the upper mold plate (2) via an injection insertion pipe (104), the upper template (2) penetrates through and is inserted on the surfaces of the lower template (3) and the stripping plate (4) through fixing columns (202), the fixing column (202) is inserted into the inner side of the first fixing port (301) of the lower template (3), the fixing column (202) is inserted into the inner side of a second fixing port (402) of the stripper plate (4), the reset fixture block (203) of the fixed column (202) is attached to the bottom side of the stripper plate (4), the lower die (302) of the lower template (3) is attached to the inner side of the upper die (204) of the upper template (2), the positioning column (401) of the demoulding plate (4) is inserted into the inner side of the lower mould (302), and the positioning column (401) is attached to the bottom end of the mold core (205) of the upper mold plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122250350.1U CN215472796U (en) | 2021-09-16 | 2021-09-16 | Sealing washer production mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122250350.1U CN215472796U (en) | 2021-09-16 | 2021-09-16 | Sealing washer production mould |
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| Publication Number | Publication Date |
|---|---|
| CN215472796U true CN215472796U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122250350.1U Active CN215472796U (en) | 2021-09-16 | 2021-09-16 | Sealing washer production mould |
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| CN (1) | CN215472796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872284A (en) * | 2022-05-06 | 2022-08-09 | 郭长兴 | Injection molding system and injection molding method |
-
2021
- 2021-09-16 CN CN202122250350.1U patent/CN215472796U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872284A (en) * | 2022-05-06 | 2022-08-09 | 郭长兴 | Injection molding system and injection molding method |
| CN114872284B (en) * | 2022-05-06 | 2023-09-22 | 南宁东创智能制造有限公司 | Injection molding system and injection molding method |
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