CN219292885U - A scissors piece for aluminium bar cutter - Google Patents
A scissors piece for aluminium bar cutter Download PDFInfo
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- CN219292885U CN219292885U CN202223450136.1U CN202223450136U CN219292885U CN 219292885 U CN219292885 U CN 219292885U CN 202223450136 U CN202223450136 U CN 202223450136U CN 219292885 U CN219292885 U CN 219292885U
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- blade
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- shear
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Scissors And Nippers (AREA)
- Accessories And Tools For Shearing Machines (AREA)
Abstract
The utility model discloses a shearing blade for an aluminum bar shearing machine, which is characterized in that: the scissors blade comprises an integrally formed hilt (1) and a hilt (2), a boss (8) is arranged at the joint of the tail end of the hilt (2) and the hilt (1), the boss (8) is used for bearing a pressing block (9), and the length of the blade part of the hilt (2) is larger than the outer diameter of an aluminum bar (10) to be sheared. The length of the blade part of the blade body of the shearing blade exceeds the diameter of the aluminum bar, and the blade part of the shearing blade directly plays a role in shearing, so that the shearing difficulty of the aluminum bar is greatly reduced; the scissor blade is provided with the boss at the tail part, so that the force born by the pressing block can directly act on the boss, and the force transmission is more efficient.
Description
Technical Field
The utility model relates to the technical field of shears, in particular to a shear blade for an aluminum bar shear.
Background
In the prior art, the structure of a shear blade of the aluminum bar shearing machine is shown as 1, the total length of the shear blade is 310mm, and a groove capable of being combined with a pressing block 9 is formed in the tail of the shear blade. As shown in fig. 2, the aluminum bar with 304mm outer diameter is cut, and the length of the shearing blade is too short and the length of the cutting edge is shorter, so that the aluminum bar 10 is actually pressed and broken by the pressing block 9 in the latter half of the shearing, and the upper part of the shearing machine is subjected to too high force, and is easy to damage.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a shearing blade for an aluminum bar shearing machine.
The utility model aims at solving the problems through the following technical scheme:
a shear blade for aluminium bar cutter, its characterized in that: the scissors blade is composed of a cutter handle and a cutter body which are integrally formed, a boss is arranged at the joint of the tail end of the cutter body and the cutter handle and used for receiving a pressing block, and the length of the blade part of the cutter body is larger than the outer diameter of an aluminum bar to be sheared.
The blade part of the blade body comprises an outer convex blade and an inner concave blade, the outer convex blade is started from the tool tip of the blade body to the front end of the inner concave blade, and the inner concave blade is started from the tail end of the outer convex blade to the outer edge of the boss.
The outer convex blade and the inner concave blade are of arc structures, and the arc length of the outer convex blade is equal to that of the inner concave blade.
The radius of the convex blade is not more than the length of the blade body and is not less than 200mm.
The radius of the concave cutting edge is not more than the length of the cutter body and is not less than 200mm.
The knife back part of the knife body is composed of two sections of plane knife backs and one section of inner arc-shaped cambered surface knife back, wherein the first section of plane knife back is started from the knife tip of the knife body and stopped at the front end of the inner arc-shaped cambered surface knife back, the cambered surface knife back is started from the tail end of the first section of plane knife back and stopped at the front end of the second section of plane knife back, and the second section of plane knife back is started from the rear end of the inner arc-shaped cambered surface knife back and stopped at the corresponding front end of the knife handle.
The cambered surface back of the knife can increase the contact surface.
The radius of the cambered surface back of the knife is not lower than twice the length of the knife body.
Compared with the prior art, the utility model has the following advantages:
the length of the blade body of the shearing blade exceeds the diameter of the aluminum bar, and the length of the blade body of the shearing blade is longer because the blade body of the shearing blade adopts an arc-shaped structure, so that the shearing difficulty of the aluminum bar is further reduced.
According to the scissors blade, the boss is arranged at the tail part, so that the force born by the pressing block can directly act on the boss, and the force transmission is more efficient.
According to the utility model, the convex blade and the concave blade with continuous structures are arranged from the blade tip to the outer edge of the boss, and the arc-shaped convex blade and concave blade are fast and efficient in shearing the front half part of the aluminum bar, and the shear blade can additionally apply transverse force to the aluminum bar in the rear half part of the shearing, so that the aluminum bar can be sheared more easily.
Drawings
FIG. 1 is a schematic view of a prior art scissor blade;
FIG. 2 is a schematic view of a prior art scissor blade for shearing aluminum bars;
FIG. 3 is a schematic view of a structure of a scissor blade according to the present utility model;
fig. 4 is a schematic view of a state of the scissor blade of the utility model when used for shearing an aluminum bar.
Wherein: 1, a knife handle; 2-a cutter body; 3-a convex blade; 4-concave cutting edge; 5-plane back of knife; 6, arc-surface knife back; 7-a knife tip; 8-a boss; 9-briquetting; 10-aluminum bar.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
As shown in fig. 3: the utility model provides a scissors blade for aluminium bar cutter, this scissors blade comprises integrated into one piece's hilt 1 and blade 2, the tail end of blade 2 is equipped with boss 8 with hilt 1's junction, and this boss 8 is used for accepting briquetting 9, and the effort that briquetting 9 received is directly transmitted to boss 8, and the transmission of effort is more efficient; the length of the blade part of the cutter body 2 is larger than the outer diameter of the aluminum bar 10 to be sheared, so that the shearing difficulty of the aluminum bar 10 can be further reduced.
The cutter body comprises a cutter body 2 and a boss 8, wherein the cutter body 2 comprises an arc-shaped outer convex cutter edge 3 and an inner concave cutter edge 4, the outer convex cutter edge 3 is from a cutter tip 7 of the cutter body 2 to the front end of the inner concave cutter edge 4, and the inner concave cutter edge 4 is from the tail end of the outer convex cutter edge 3 to the outer edge of the boss 8; the arc length of the outer convex blade 3 is equal to that of the inner concave blade 4, the radius of the outer convex blade 3 is not more than the length of the blade body 2 and is not less than 200mm, and the radius of the inner concave blade 4 is not more than the length of the blade body 2 and is not less than 200mm. The blade part with the structure not only cuts the front half part of the aluminum bar 10 quickly and efficiently, but also cuts the rear half part of the aluminum bar 10, and the shear blade can additionally apply transverse force to the aluminum bar 10, so that the aluminum bar 10 can be cut more easily.
The cutter back part of the cutter body 2 comprises two sections of plane cutter backs 5 and one section of inner arc-shaped cambered surface cutter back 6, wherein the first section of plane cutter back 5 is started from the cutter tip 7 of the cutter body 2 to the front end of the inner arc-shaped cambered surface cutter back 6, the cambered surface cutter back 6 is started from the tail end of the first section of plane cutter back 5 to the front end of the second section of plane cutter back 5, and the second section of plane cutter back 5 is started from the rear end of the inner arc-shaped cambered surface cutter back 6 to the corresponding front end of the cutter handle 1; the radius of the cambered surface back 6 is not less than twice the length of the cutter body 2.
As shown in fig. 3-4, the whole length of the shear blade is 450mm, the length of the blade body 2 is more than 320mm, the length of the blade body 2 is larger than the sheared aluminum bar 10 with the outer diameter of 304mm, the radius of the convex blade 3 and the radius of the concave blade 4 are not lower than 220mm, and the radius of the cambered surface back 6 is more than 700mm. When the shear blade is used for working, acting force received by the pressing block 9 can be directly transmitted to the boss 8, the shear blade can easily shear the aluminum bar 10, and transverse force can be additionally applied to the aluminum bar by the shear blade at the rear half part of shearing, so that the aluminum bar can be sheared more easily.
According to the shearing blade, the length of the blade part of the blade body 2 exceeds the diameter of the aluminum bar, and the shearing blade is provided with the boss 8 at the tail part, so that the force born by the pressing block 9 can directly act on the boss 8, and the force transmission is more efficient; and because the blade part of the shearing blade adopts an arc-shaped structure, the length of the blade part of the shearing blade is far longer than the diameter of the aluminum bar 10, and the shearing difficulty of the aluminum bar 10 is greatly reduced. At the cutting edge part, the knife tip of the scissors blade is provided with a convex cutting edge 3 and a concave cutting edge 4 which are of continuous structures to the outer edge of the boss, and the arc-shaped convex cutting edge 3 and the arc-shaped concave cutting edge 4 are rapid and efficient in cutting the front half part of the aluminum bar 10 and can additionally apply transverse force to the aluminum bar 10 in the rear half part of the cutting, so that the aluminum bar 10 can be cut more easily.
The above embodiments are only for illustrating the technical idea of the present utility model, and the protection scope of the present utility model is not limited by the above embodiments, and any modification made on the basis of the technical scheme according to the technical idea of the present utility model falls within the protection scope of the present utility model; the technology not related to the utility model can be realized by the prior art.
Claims (7)
1. A shear blade for aluminium bar cutter, its characterized in that: the scissors blade comprises an integrally formed hilt (1) and a hilt (2), a boss (8) is arranged at the joint of the tail end of the hilt (2) and the hilt (1), the boss (8) is used for bearing a pressing block (9), and the length of the blade part of the hilt (2) is larger than the outer diameter of an aluminum bar (10) to be sheared.
2. The shear blade for an aluminum bar shear of claim 1, wherein: the blade part of the blade body (2) comprises an outer convex blade (3) and an inner concave blade (4), the outer convex blade (3) is started from a blade tip (7) of the blade body (2) to the front end of the inner concave blade (4), and the inner concave blade (4) is started from the tail end of the outer convex blade (3) to the outer edge of the boss (8).
3. A shear blade for an aluminium bar shear according to claim 2, wherein: the outer convex blade (3) and the inner concave blade (4) are of arc structures, and the arc length of the outer convex blade (3) is equal to that of the inner concave blade (4).
4. A shear blade for an aluminium bar shear according to claim 3, wherein: the radius of the outer convex blade (3) is not more than the length of the blade body (2) and not less than 200mm.
5. A shear blade for an aluminium bar shear according to claim 3, wherein: the radius of the concave cutting edge (4) is not more than the length of the cutter body (2) and not less than 200mm.
6. A shear blade for an aluminium bar shear according to any one of claims 1-5, wherein: the utility model provides a knife rest of blade (2) comprises two sections plane backs (5) and one section interior curved surface back of the knife (6), and wherein first section plane back of the knife (5) is from knife tip (7) of blade (2) to the front end of interior curved surface back of the knife (6) end, and cambered surface back of the knife (6) is from the tail end of first section plane back of the knife (5) end to the front end of second section plane back of the knife (5), and second section plane back of the knife (5) is from the rear end of interior curved surface back of the knife (6) end to the corresponding front end of handle of a knife (1).
7. The shear blade for an aluminum bar shear of claim 6, wherein: the radius of the cambered surface back of the knife (6) is not less than twice the length of the knife body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223450136.1U CN219292885U (en) | 2022-12-23 | 2022-12-23 | A scissors piece for aluminium bar cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223450136.1U CN219292885U (en) | 2022-12-23 | 2022-12-23 | A scissors piece for aluminium bar cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219292885U true CN219292885U (en) | 2023-07-04 |
Family
ID=86955334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223450136.1U Active CN219292885U (en) | 2022-12-23 | 2022-12-23 | A scissors piece for aluminium bar cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219292885U (en) |
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2022
- 2022-12-23 CN CN202223450136.1U patent/CN219292885U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |