CN210450808U - Free forging is marking knife structure for hydraulic press - Google Patents
Free forging is marking knife structure for hydraulic press Download PDFInfo
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- CN210450808U CN210450808U CN201921446640.XU CN201921446640U CN210450808U CN 210450808 U CN210450808 U CN 210450808U CN 201921446640 U CN201921446640 U CN 201921446640U CN 210450808 U CN210450808 U CN 210450808U
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- base
- arc
- chopper
- shaped
- marking knife
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- 238000005242 forging Methods 0.000 title claims abstract description 26
- 230000000694 effects Effects 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 abstract description 3
- 235000014820 Galium aparine Nutrition 0.000 description 6
- 240000005702 Galium aparine Species 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a chopper structure for a free forging hydraulic press, which comprises a chopper body, a chopper seat, a lower anvil block, a first bolt and a second bolt; the bottom of the body of the mincing knife is provided with a first base extending towards two sides, and the bottom of the first base is provided with a first arc-shaped bulge; a second base extending towards two sides is formed at the bottom of the mincing knife base, and a second arc-shaped bulge is formed at the bottom of the second base; the first bolt is connected with the first base and the chopping knife seat, and the second bolt is connected with the second base and the lower anvil block. The utility model provides a free forging is marking knife structure for hydraulic press, between marking knife cutter body and the marking knife seat, be the arc contact surface between marking knife seat and the lower anvil block, area of contact is big, and the easy dispersion of atress has improved the fastness of structure, in addition, between marking knife cutter body and the marking knife seat, between marking knife seat and the lower anvil block all be equipped with the rubber layer, played the cushioning effect to the power, effectively prevented to take place between marking knife cutter body, marking knife seat, the lower anvil block not hard up, further improved the fastness of structure.
Description
Technical Field
The utility model relates to a forging equipment technical field especially relates to a chopper structure for free forging hydraulic press.
Background
In large mechanical equipment and important equipment, such as rolling equipment, shipbuilding equipment, aviation equipment, aerospace equipment and heavy weapons, large free forgings are used, and are generally forged by large free forging hydraulic presses. In the free forging process of the large forging, almost all forgings need to be subjected to a hot cutting-off process, and the tool for realizing hot cutting-off is a chopper. The existing mincing knife is combined and integrated, all the combined parts are easy to loosen and unstable, the integrated parts cannot be separated, and the whole mincing knife must be scrapped when the local parts are damaged. The utility model discloses a chinese utility model patent that the bulletin number is CN205887956U discloses a chopper structure for free forging hydraulic press, including the chopper cutter body, chop the blade holder, lower anvil block, through recess and protruding cooperation between them, rethread bolted connection, but the structure fastness is relatively poor between the chopper cutter body, chopper holder, the lower anvil block, and it is poor to bear or endure the impact force, and time is one long, and it is not hard up easily between the chopper cutter body, chop the blade holder, the lower anvil block.
In view of the above, there is a need for an improved chopper structure for free forging hydraulic machine in the prior art to solve the above problems.
Disclosure of Invention
An object of the utility model is to disclose a free forging is marking knife structure for hydraulic press, between marking knife cutter body and the marking knife seat, be the arc contact surface between marking knife seat and the lower anvil block, area of contact is big, the easy dispersion of atress improves the fastness of structure, in addition, between marking knife cutter body and the marking knife seat, all be equipped with the rubber layer between marking knife seat and the lower anvil block, play the cushioning effect to the power, the shock attenuation is effectual, effectively prevent to take place not hard up between marking knife cutter body, marking knife seat, the lower anvil block, the fastness of further improvement structure has prolonged life.
In order to realize the purpose, the utility model provides a chopper structure for a free forging hydraulic press, which comprises a chopper body, a chopper seat, a lower anvil block, a first bolt and a second bolt; the chopping knife comprises a chopping knife body and is characterized in that a first base extending towards two sides is formed at the bottom of the chopping knife body, a first arc-shaped bulge is formed at the bottom of the first base, and a first containing cavity for containing the first base and a first arc-shaped containing cavity for containing the first arc-shaped bulge are formed in the chopping knife base; a second base extending towards two sides is formed at the bottom of the chopper base, a second arc-shaped bulge is formed at the bottom of the second base, and a second containing cavity for containing the second base and a second arc-shaped containing cavity for containing the second arc-shaped bulge are formed on the lower anvil block; the first bolt is connected with the first base and the cleaver seat, and the second bolt is connected with the second base and the lower anvil block.
In some embodiments, rubber layers are bonded to inner walls of the first cavity, the first arc-shaped cavity, the second cavity and the second arc-shaped cavity.
In some embodiments, the first arcuate projection is located at a midpoint of the first base bottom.
In some embodiments, the second arcuate protuberance is a wave-shaped protuberance.
In some embodiments, the second arcuate projection is located at a midpoint of the second base bottom.
In some embodiments, the chopper body, the first base, and the first arc-shaped protrusion are a unitary structure.
In some embodiments, the chopping block, the second base, the second arc-shaped protrusion are a one-piece structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a free forging is marking knife structure for hydraulic press, between marking knife cutter body and the marking knife seat, be the arc contact surface between marking knife seat and the lower anvil block, area of contact is big, the easy dispersion of atress has improved the fastness of structure, in addition, between marking knife cutter body and the marking knife seat, between marking knife seat and the lower anvil block all be equipped with the rubber layer, the cushioning effect has been played to the counter-force, the shock attenuation is effectual, effectively prevented to take place between marking knife cutter body, the marking knife seat, the lower anvil block not hard up, the fastness of structure has further been improved, and service life is prolonged.
Drawings
Fig. 1 is a schematic structural view of a chopper structure for a free forging hydraulic press according to the present invention;
fig. 2 is an exploded view of the chopper structure of the free forging hydraulic press of the present invention;
description of reference numerals: the chopping knife comprises a chopping knife body 1, a chopping knife seat 2, a lower anvil 3, a first bolt 51, a second bolt 52, a first base 11, a first arc-shaped bulge 12, a first cavity 21, a first arc-shaped cavity 22, a second cavity 31, a second arc-shaped cavity 32, a rubber layer 4, a second base 23 and a second arc-shaped bulge 24.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
The chopper structure for the free forging hydraulic press as shown in fig. 1 and 2 comprises a chopper body 1, a chopper base 2, a lower anvil 3, a first bolt 51, a second bolt 52.
The bottom of the body 1 of the mincing knife is provided with a first base 11 extending towards two sides, and the bottom of the first base 11 is provided with a first arc-shaped bulge 12. The cleaver body 1, the first base 11 and the first arc-shaped bulge 12 are of an integrated structure and are firm and stable in structure. The first arc-shaped bulge 12 is positioned at the middle of the bottom of the first base 11, and the body 1 of the chopper is positioned at the middle of the top of the first base 11.
The chopping knife holder 2 is formed with a first housing 21 for the first base 11 and a first arc-shaped housing 22 for the first arc-shaped protrusion 12. The arc-shaped contact surface is arranged between the body 1 and the base 2 of the mincing knife, the contact area is large, the stress is easy to disperse, and the structural firmness is improved.
The bottom of the chopping knife seat 2 is provided with a second base 23 extending towards two sides, the bottom of the second base 23 is provided with a second arc-shaped bulge 24, and the second arc-shaped bulge 24 is a wave-shaped bulge. The second arc-shaped protrusion 24 is located at the midpoint of the bottom of the second base 23. The chopping knife holder 2, the second base 23 and the second arc-shaped bulge 24 are of an integrated structure, and the structure is firm and stable.
The lower anvil 3 is formed with a second cavity 31 receiving the second base 23 and a second arc-shaped cavity 32 receiving the second arc-shaped protrusion 24. The chopping knife seat 2 and the lower anvil block 3 are provided with arc-shaped contact surfaces, so that the contact area is large, the stress is easy to disperse, and the structural firmness is improved.
The first bolt 51 connects the first base 11 and the chopper base 2, and the second bolt 52 connects the second base 23 and the lower anvil 3, which further improves the structural firmness.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A chopper structure for a free forging hydraulic press is characterized by comprising a chopper body (1), a chopper base (2), a lower anvil block (3), a first bolt (51) and a second bolt (52); the chopper body (1) is provided with a first base (11) extending towards two sides, a first arc-shaped bulge (12) is formed at the bottom of the first base (11), and the chopper seat (2) is provided with a first containing cavity (21) for containing the first base (11) and a first arc-shaped containing cavity (22) for containing the first arc-shaped bulge (12); a second base (23) extending towards two sides is formed at the bottom of the chopping knife holder (2), a second arc-shaped bulge (24) is formed at the bottom of the second base (23), and a second containing cavity (31) for containing the second base (23) and a second arc-shaped containing cavity (32) for containing the second arc-shaped bulge (24) are formed on the lower anvil block (3); the first bolt (51) connects the first base (11) and the chopper base (2), the second bolt (52) connects the second base (23) and the lower anvil (3).
2. The chopper structure for the free forging hydraulic press according to claim 1, wherein the rubber layer (4) is adhered to the inner walls of the first cavity (21), the first arc-shaped cavity (22), the second cavity (31) and the second arc-shaped cavity (32).
3. Chopper structure for hydraulic free-forging presses, according to claim 1, characterized in that said first arched bulge (12) is located at the median position of the bottom of the first base (11).
4. The chopper structure for free forging hydraulic press according to claim 1, wherein the second arc-shaped bulge (24) is a wave-shaped bulge.
5. The chopper structure for free forging hydraulic press according to claim 4, wherein the second arc-shaped protrusion (24) is located at the midpoint of the bottom of the second base (23).
6. The chopper structure for free forging hydraulic press according to claim 1, characterized in that the chopper body (1), the first base (11) and the first arc-shaped protrusion (12) are of an integral structure.
7. The chopper structure for free forging hydraulic press according to claim 1, characterized in that the chopper base (2), the second base (23) and the second arc-shaped protrusion (24) are an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921446640.XU CN210450808U (en) | 2019-09-03 | 2019-09-03 | Free forging is marking knife structure for hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921446640.XU CN210450808U (en) | 2019-09-03 | 2019-09-03 | Free forging is marking knife structure for hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210450808U true CN210450808U (en) | 2020-05-05 |
Family
ID=70430905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921446640.XU Expired - Fee Related CN210450808U (en) | 2019-09-03 | 2019-09-03 | Free forging is marking knife structure for hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210450808U (en) |
-
2019
- 2019-09-03 CN CN201921446640.XU patent/CN210450808U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |