CN215355745U - Self-lubricating type mold core assembly - Google Patents
Self-lubricating type mold core assembly Download PDFInfo
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- CN215355745U CN215355745U CN202121588351.0U CN202121588351U CN215355745U CN 215355745 U CN215355745 U CN 215355745U CN 202121588351 U CN202121588351 U CN 202121588351U CN 215355745 U CN215355745 U CN 215355745U
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Abstract
A self-lubricating type core assembly relates to the technical field of mechanical equipment. The mold comprises an upper mold, a lower mold, a cavity, a core assembly and a guide post, wherein the upper mold is connected with the lower mold through the guide post, the cavity is arranged on the inner side of the bottom of the upper mold, and the core assembly is arranged at the top of the middle of the lower mold; the core assembly comprises a lubricating oil tank, an oil outlet, a spherical cavity and steel balls, the lubricating oil tank is arranged in the core assembly, the side face of the core assembly is provided with the spherical cavities, the lubricating oil tank is connected with the spherical cavities through the oil outlet, the steel balls are arranged in the spherical cavities, and the steel balls are provided with a plurality of grooves. The rolling steel balls arranged on the side faces of the mold core are in contact with the inner wall of the cavity, lubricating oil stored in the grooves in the steel balls is used for lubricating, abrasion of a contact surface of the mold can be reduced, and redundant lubricating oil can be recycled into a spare oil tank through the oil collecting groove, so that the lubricating oil can be fully utilized, and the phenomenon that the overflow of the mold is caused to cause pollution is avoided.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to an improvement of a self-lubricating type mold core assembly.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. It is a tool for making blank into product with specific shape and size under the action of external force. The die is a precision tool, has a complex shape, bears the expansion force of a blank, and has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, the development level of die production is one of important marks of the mechanical manufacturing level, the existing stamping die is in direct contact with the metal processing surface of the die, and meanwhile, the stamping die is seriously abraded due to no external lubrication in the working process, so that the stamping die is damaged occasionally.
China discloses a self-lubricating stamping die, which is characterized in that a self-lubricating patch is arranged on the outer wall of the self-lubricating stamping die, so that the self-lubricating patch is in contact with a metal surface with higher hardness of the die, and the self-lubricating patch has a lubricating effect, so that the abrasion of the metal surface of the die can be reduced; and when the self-lubricating patch is worn, the self-lubricating patch can be independently replaced, the service cycle is longer, the cost is lower, but the lubricating patch is thinner, the content of lubricating liquid is less, the self-lubricating patch needs to be frequently replaced, and the self-lubricating patch cannot be reused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-lubricating type mold core assembly in the prior art, which can reduce the abrasion of a mold contact surface by contacting a rolling steel ball arranged on the side surface of a mold core with the inner wall of the mold cavity and utilizing lubricating oil stored in a groove on the steel ball for lubrication, and can recycle redundant lubricating oil into a spare oil tank through an oil collecting groove, so that the lubricating oil can be fully utilized, and the pollution caused by the overflow of the lubricating oil out of the mold is avoided.
In order to achieve the purpose, the utility model adopts the following technical scheme: the mold comprises an upper mold 1, a lower mold 2, a cavity 3, a core assembly 4 and a guide post 5, wherein the upper mold 1 is connected with the lower mold 2 through the guide post 5, the cavity 3 is arranged on the inner side of the bottom of the upper mold 1, and the core assembly 4 is arranged at the top of the middle of the lower mold 2;
the core assembly 4 comprises a lubricating oil tank 401, an oil outlet 402, a spherical cavity 403 and steel balls 404, the lubricating oil tank 401 is arranged in the core assembly 4, the side face of the core assembly 4 is provided with the spherical cavities 403, the lubricating oil tank 401 is connected with the spherical cavity 403 through the oil outlet 402, the steel balls 404 are arranged in the spherical cavity 403, and the steel balls 404 are provided with a plurality of grooves 4041.
And an oil collecting groove 6 is formed in the upper surface of the lower die 2. The oil sump 6 is used for recovering excess lubricating oil.
And a spare oil tank 7 is arranged at the bottom of the oil collecting tank 6. The reserve tank 7 is used to collect excess lubricating oil.
The reserve oil tank 7 is connected with a lubricating oil tank 401 through a one-way pipe 8. The check pipe 8 prevents the lubricant in the lubricant tank 401 from flowing back into the reserve tank 7.
And a lubricating oil replenishing port 9 is formed in the side surface of the spare oil tank 7. The lubricating oil replenishment port 9 is used for replenishing lubricating oil.
The one-way pipe 8 is provided with a miniature electromagnetic valve 801. The micro solenoid valve 801 is used for pumping the lubricating oil in the reserve oil tank 7 into the lubricating oil tank 401.
The working principle of the utility model is as follows: during the use, carry to spherical cavity 403 in through the lubricating oil in the lubricating oil tank 401 through oil outlet 402, make recess 4041 on the steel ball 404 fill up lubricating oil, when going up mould 1 punching press, when making elevating movement, steel ball 404 through the core subassembly 4 side contacts with the inner wall of die cavity 3, roll through steel ball 404, it is smooth and easy to make the contact surface slide, utilize the lubricating oil in the recess 4041 to lubricate simultaneously, can reduce the wearing and tearing of mould contact surface, then can retrieve unnecessary lubricating oil to reserve oil tank 7 in through oil catch bowl 6, make lubricating oil can make full use of, avoid overflowing the mould and lead to the pollution outward.
After the technical scheme is adopted, the utility model has the beneficial effects that: the rolling steel balls arranged on the side faces of the mold core are in contact with the inner wall of the cavity, lubricating oil stored in the grooves in the steel balls is used for lubricating, abrasion of a contact surface of the mold can be reduced, and redundant lubricating oil can be recycled into a spare oil tank through the oil collecting groove, so that the lubricating oil can be fully utilized, and the phenomenon that the overflow of the mold is caused to cause pollution is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of a steel ball 404 in the present invention.
Description of reference numerals: the die comprises an upper die 1, a lower die 2, a cavity 3, a core assembly 4, a lubricating oil tank 401, an oil outlet 402, a spherical cavity 403, a steel ball 404, a groove 4041, a guide column 5, an oil collecting tank 6, a spare oil tank 7, a one-way pipe 8, a micro electromagnetic valve 801 and a lubricating oil supplementing port 9.
Detailed Description
Referring to fig. 1 to fig. 3, the technical solution adopted by the present embodiment is: the stamping die comprises an upper die 1, a lower die 2, a cavity 3, a core assembly 4 and a guide post 5, wherein the upper die 1 is connected with the lower die 2 through the guide post 5, the guide post 5 plays a role in positioning and guiding and avoids operation deviation caused during stamping, the cavity 3 is arranged on the inner side of the bottom of the upper die 1, and the core assembly 4 is arranged at the top of the middle of the lower die 2;
the core assembly 4 comprises a lubricating oil tank 401, an oil outlet 402, a spherical cavity 403 and steel balls 404, the lubricating oil tank 401 is arranged in the core assembly 4, the side face of the core assembly 4 is provided with the spherical cavities 403, the lubricating oil tank 401 is connected with the spherical cavity 403 through the oil outlet 402, the steel balls 404 are arranged in the spherical cavity 403, and the steel balls 404 are provided with a plurality of grooves 4041.
And an oil collecting groove 6 is formed in the upper surface of the lower die 2. The oil sump 6 is used for recovering excess lubricating oil.
And a spare oil tank 7 is arranged at the bottom of the oil collecting tank 6. The reserve tank 7 is used to collect excess lubricating oil.
The reserve oil tank 7 is connected with a lubricating oil tank 401 through a one-way pipe 8. The check pipe 8 prevents the lubricant in the lubricant tank 401 from flowing back into the reserve tank 7.
And a lubricating oil replenishing port 9 is formed in the side surface of the spare oil tank 7. The lubricating oil replenishment port 9 is used for replenishing lubricating oil.
The one-way pipe 8 is provided with a miniature electromagnetic valve 801. The micro solenoid valve 801 is used for pumping the lubricating oil in the reserve oil tank 7 into the lubricating oil tank 401.
The working principle of the utility model is as follows: during the use, carry to spherical cavity 403 in through the lubricating oil in the lubricating oil tank 401 through oil outlet 402, make recess 4041 on the steel ball 404 fill up lubricating oil, when going up mould 1 punching press, when making elevating movement, steel ball 404 through the core subassembly 4 side contacts with the inner wall of die cavity 3, roll through steel ball 404, it is smooth and easy to make the contact surface slide, utilize the lubricating oil in the recess 4041 to lubricate simultaneously, can reduce the wearing and tearing of mould contact surface, then can retrieve unnecessary lubricating oil to reserve oil tank 7 in through oil catch bowl 6, make lubricating oil can make full use of, avoid overflowing the mould and lead to the pollution outward.
After the technical scheme is adopted, the utility model has the beneficial effects that: the rolling steel balls arranged on the side faces of the mold core are in contact with the inner wall of the cavity, lubricating oil stored in the grooves in the steel balls is used for lubricating, abrasion of a contact surface of the mold can be reduced, and redundant lubricating oil can be recycled into a spare oil tank through the oil collecting groove, so that the lubricating oil can be fully utilized, and the phenomenon that the overflow of the mold is caused to cause pollution is avoided.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. A self-lubricating core assembly characterized by: the die comprises an upper die (1), a lower die (2), a cavity (3), a core assembly (4) and guide posts (5), wherein the upper die (1) is connected with the lower die (2) through the guide posts (5), the cavity (3) is arranged on the inner side of the bottom of the upper die (1), and the core assembly (4) is arranged at the top of the middle of the lower die (2); the core assembly (4) comprises a lubricating oil tank (401), an oil outlet (402), a spherical cavity (403) and steel balls (404), the lubricating oil tank (401) is arranged in the core assembly (4), a plurality of spherical cavities (403) are arranged on the side face of the core assembly (4), the lubricating oil tank (401) is connected with the spherical cavity (403) through the oil outlet (402), the steel balls (404) are arranged in the spherical cavity (403), and a plurality of grooves (4041) are formed in the steel balls (404).
2. The self-lubricating core assembly of claim 1, wherein: and an oil collecting groove (6) is formed in the upper surface of the lower die (2).
3. A self-lubricating core assembly according to claim 2, wherein: and a spare oil tank (7) is arranged at the bottom of the oil collecting tank (6).
4. A self-lubricating core assembly according to claim 3, wherein: the spare oil tank (7) is connected with a lubricating oil tank (401) through a one-way pipe (8).
5. A self-lubricating core assembly according to claim 3, wherein: and a lubricating oil replenishing port (9) is formed in the side surface of the spare oil tank (7).
6. The self-lubricating core assembly of claim 4, wherein: the one-way pipe (8) is provided with a micro electromagnetic valve (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121588351.0U CN215355745U (en) | 2021-07-13 | 2021-07-13 | Self-lubricating type mold core assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121588351.0U CN215355745U (en) | 2021-07-13 | 2021-07-13 | Self-lubricating type mold core assembly |
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| Publication Number | Publication Date |
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| CN215355745U true CN215355745U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121588351.0U Active CN215355745U (en) | 2021-07-13 | 2021-07-13 | Self-lubricating type mold core assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536695A (en) * | 2022-03-03 | 2022-05-27 | 厦门理工学院 | Flexible demoulding device |
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2021
- 2021-07-13 CN CN202121588351.0U patent/CN215355745U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536695A (en) * | 2022-03-03 | 2022-05-27 | 厦门理工学院 | Flexible demoulding device |
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