CN210877128U - Fine blanking die suitable for reducing friction force - Google Patents
Fine blanking die suitable for reducing friction force Download PDFInfo
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- CN210877128U CN210877128U CN201921973165.1U CN201921973165U CN210877128U CN 210877128 U CN210877128 U CN 210877128U CN 201921973165 U CN201921973165 U CN 201921973165U CN 210877128 U CN210877128 U CN 210877128U
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- block
- sliding
- fine blanking
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Abstract
The utility model belongs to the technical field of the mould is made, concretely relates to be suitable for fine blanking mould that reduces frictional force. This be suitable for reducing fine blanking mould of frictional force includes: the inner stripping block is arranged in the block inlet hole in a sliding manner, a sliding circumferential surface which is in friction fit with the block inlet hole is formed on the periphery of the inner stripping block, and a sliding gap is formed between the sliding circumferential surface and the hole wall of the block inlet hole; and a plurality of oil storage tanks are arranged on the sliding circumferential surface of the inner stripping block. This fine blanking mould that is suitable for to reduce frictional force, it has many oil storage tanks to open on the slip global of interior piece of taking off, increase the slip clearance between the pore wall of slip global and income piece hole, conveniently store lubricating oil, be convenient for lubricate die and interior piece of taking off, reduce the frictional force between the pore wall of slip global and income piece hole, alleviate the wearing and tearing of die and interior piece, increase the life of interior piece of taking off, reduce the number of times of taking off the piece in repairing the mould change, increase the board rate of utilization.
Description
Technical Field
The utility model belongs to the technical field of the mould is made, concretely relates to be suitable for fine blanking mould that reduces frictional force.
Background
The mold is a tool for manufacturing molded articles, and is widely applied to the processing industry due to rapid and convenient molding. The traditional fine blanking die suitable for reducing friction force comprises a female die and an inner stripper, wherein the female die is provided with a block inlet hole, and the inner stripper slides in the block inlet hole during working. However, because the clearance between the female die and the inner stripper is too small, grease cannot be added for lubrication, the female die and the inner stripper are easy to wear, the inner stripper needs to be frequently maintained and replaced, and resource waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be suitable for reduction frictional force's essence towards mould to solve the die of mould in the past and take off the technical problem of wearing and tearing easily in.
In order to solve the technical problem, the utility model provides a fine blanking die suitable for reducing frictional force, including die and interior stripping block, set up the entering block hole on the die, interior stripping block slip sets up in entering block hole, interior stripping block forms all around and is used for the slip global with the friction fit between entering block hole, form the slip clearance between the pore wall in entering block hole and the slip global; and a plurality of oil storage tanks are arranged on the sliding circumferential surface of the inner stripping block.
Furthermore, each oil storage tank is arranged along the moving direction of the inner stripping block.
Further, the cross-section of oil storage tank is semi-circular, the radius of oil storage tank is 0.3 ~ 0.6 mm.
Further, the sliding clearance is 0.003-0.006 mm.
The beneficial effects of the utility model are that, the utility model discloses a be suitable for reduction frictional force's essence towards mould, the slip of interior stripping block is global to be opened has many oil sumps, increase the slip clearance between the pore wall of slip global and income piece hole, conveniently store lubricating oil, be convenient for lubricate die and interior stripping block, reduce the frictional force between the pore wall of slip global and income piece hole, alleviate the wearing and tearing of die and interior stripping, increase the life of interior stripping block, reduce the number of times of stripping block in the mould repairing change, increase the board rate of utilization.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 a preferred embodiment of a fine blanking die suitable for reducing friction according to the present invention;
FIG. 2 is a cross-sectional view of a preferred embodiment of a fine blanking die adapted to reduce friction in accordance with the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 4 is an enlarged view of the present invention at B in fig. 2.
In the figure:
1. a female die; 2. removing the blocks internally; 3. a block inlet hole; 4. an oil storage tank; m, a sliding gap; r, radius.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the fine blanking die suitable for reducing friction force of the present embodiment includes a female die 1 and an inner stripping block 2, wherein a block inserting hole 3 is formed in the female die 1, the inner stripping block 2 is slidably disposed in the block inserting hole 3, a sliding peripheral surface for friction fit with the block inserting hole 3 is formed around the inner stripping block 2, a sliding gap M is formed between the sliding peripheral surface and a hole wall of the block inserting hole 3, and the sliding gap M is 0.003-0.006 mm. The clearance is moderate, the inner stripping block 2 is ensured to slide in the block entering hole 3, and certain friction force is provided. The sliding circumferential surface of the inner stripping block 2 is provided with a plurality of oil storage grooves 4, so that lubricating oil can be conveniently stored. The oil storage tank 4 is arranged along the moving direction of the inner stripping block 2, so that the lubricating oil stored in the oil storage tank 4 can lubricate the whole sliding circumferential surface. The cross-section of the oil storage tank 4 is semicircular, and the radius R of the oil storage tank 4 is 0.3-0.6 mm. The storage space is moderate, the volume of the inner stripping block 2 can not be reduced in a transition way while the lubricating requirement is met, and the normal use of the inner stripping block 2 is ensured.
To sum up use this utility model's fine blanking mould that is suitable for to reduce frictional force, the slip of interior piece of taking off is opened on global has many oil storage tanks, increases the slip clearance between the pore wall of slip global and income piece hole, conveniently stores lubricating oil, and the lubricated die of being convenient for takes off the piece with interior, reduces the frictional force between the pore wall of slip global and income piece hole, alleviates the wearing and tearing that the die took off with interior, increases the life of interior piece of taking off, reduces the number of times of taking off the piece in repairing the mould change, increases the board rate of utilization.
The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or component to which the reference is made must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. A fine blanking die suitable for reducing friction force is characterized in that: the die comprises a female die (1) and an inner stripping block (2), wherein a block entering hole (3) is formed in the female die (1), the inner stripping block (2) is arranged in the block entering hole (3) in a sliding mode, a sliding circumferential surface which is in friction fit with the block entering hole (3) is formed on the periphery of the inner stripping block (2), and a sliding gap (M) is formed between the sliding circumferential surface and the wall of the block entering hole (3); the sliding circumferential surface of the inner stripping block (2) is provided with a plurality of oil storage tanks (4).
2. The fine blanking die adapted to reduce friction as recited in claim 1 wherein: each oil storage tank (4) is arranged along the moving direction of the inner stripping block (2).
3. A fine blanking die adapted to reduce friction according to claim 1 or 2, wherein: the cross-section of oil storage tank (4) is semi-circular, the radius (R) of oil storage tank (4) is 0.3 ~ 0.6 mm.
4. A fine blanking die adapted to reduce friction according to claim 1 or 2, wherein: the sliding clearance (M) is 0.003-0.006 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921973165.1U CN210877128U (en) | 2019-11-15 | 2019-11-15 | Fine blanking die suitable for reducing friction force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921973165.1U CN210877128U (en) | 2019-11-15 | 2019-11-15 | Fine blanking die suitable for reducing friction force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210877128U true CN210877128U (en) | 2020-06-30 |
Family
ID=71316922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921973165.1U Active CN210877128U (en) | 2019-11-15 | 2019-11-15 | Fine blanking die suitable for reducing friction force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210877128U (en) |
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2019
- 2019-11-15 CN CN201921973165.1U patent/CN210877128U/en active Active
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