CN217617191U - Novel punch quick-change mechanism - Google Patents
Novel punch quick-change mechanism Download PDFInfo
- Publication number
- CN217617191U CN217617191U CN202221302151.9U CN202221302151U CN217617191U CN 217617191 U CN217617191 U CN 217617191U CN 202221302151 U CN202221302151 U CN 202221302151U CN 217617191 U CN217617191 U CN 217617191U
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- Prior art keywords
- quick
- change
- punch
- drift
- positioning mechanism
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 230000008859 change Effects 0.000 claims abstract description 12
- 229920001971 elastomer Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000002356 single layer Substances 0.000 claims 1
- 210000000080 chela (arthropods) Anatomy 0.000 abstract description 3
- 238000011089 mechanical engineering Methods 0.000 abstract description 2
- 238000004080 punching Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a novel drift quick change mechanism belongs to the mechanical engineering field. The quick-change punch comprises a fixing plate, a base plate, a quick-change punch and at least one elastic positioning mechanism, wherein two hanging platforms which are symmetrically distributed are arranged on the quick-change punch, and are matched with the fixing plate through cylindrical surfaces below the hanging platforms, and the fixing plate, the quick-change punch and the base plate are fixed on a die through screws and pins; an elastic positioning mechanism is arranged on the quick-change punch head, the quick-change punch head is positioned with the fixing plate through the elastic positioning mechanism, and the quick-change punch head rotates relative to the fixing plate through compressing a positioning pin in the elastic positioning mechanism. Has the advantages that: simple structure, novel conception and convenient use. When changing the drift, only need press the elastic locating pin, can extract the drift from the fixed plate after rotatory, therefore need not to dismantle the quick replacement that mould and drift fixed plate can accomplish the drift, shorten drift change time, promote pincers worker work efficiency, the practicality is strong.
Description
Technical Field
The utility model relates to a mechanical engineering field, in particular to stamping die technical field indicates a novel drift quick change mechanism especially, is a drift part that is arranged in stamping die.
Background
When a die is used for punching, a punch is usually installed at a specific position in the die to realize a punching function. The drift is the vulnerable part, can take place the friction with panel in the punching process, will cause the drift size to reach the punching precision after using for a period of time, and then need change new drift. At present, change the drift usually and need open the mould completely, tear off all screws and pins on the drift fixed plate to the installation of carrying out screw and pin again after changing the completion, cause to change the drift and need spend a large amount of time, the drift of large-scale mould is in quantity many up to several tens a few, has changed all drifts and need spend the bench-work one or two days time, seriously influences production efficiency, and has certain safe risk, awaits for improvement urgently.
Disclosure of Invention
An object of the utility model is to provide a novel drift quick change mechanism has solved the above-mentioned problem that prior art exists. The utility model discloses when carrying out the drift and changing, through pressing down the elastic locating pin, can rotate quick change drift in the fixed plate, after the breach of the drift via hole in quick change drift and the fixed plate is adjusted well, just can dismantle the drift from the mould out, therefore need not to dismantle the fixed plate and can accomplish the quick replacement of drift, effectively reduce drift replacement time, improve pincers worker operating efficiency.
The above object of the utility model is realized through following technical scheme:
the novel punch quick-change mechanism comprises a fixing plate 1, a backing plate 2, a quick-change punch 3 and at least one elastic positioning mechanism 4, wherein the quick-change punch 3 is provided with two hanging platforms 3-1 which are symmetrically distributed, and is matched with the fixing plate 1 through a cylindrical surface 3-2 below the hanging platforms 3-1, and the fixing plate 1, the quick-change punch 3 and the backing plate 2 are fixed on a die through screws and pins; an elastic positioning mechanism 4 is arranged on the quick-change punch 3, the quick-change punch 3 is positioned with the fixing plate 1 through the elastic positioning mechanism 4, the positioning pin 4-3 in the elastic positioning mechanism 4 is compressed, and the quick-change punch 3 is rotated to align the hanging platform 3-1 on the quick-change punch 3 with the notch of the punch through hole 6-3 on the fixing plate 1, so that the quick-change punch 3 can be quickly detached from the die.
The elastic positioning mechanism 4 consists of a cover plate 4-1, a spring 4-2 and a positioning pin 4-3, the cover plate (4-1) is in threaded connection with the quick-change punch 3, one end of the spring 4-2 butts against the cover plate 4-1, and the other end of the spring is connected with the positioning pin 4-3.
The elastic part of the elastic positioning mechanism 4 for providing elastic force is a spring 4-2 or an elastic part of polyurethane, rubber and the like.
The beneficial effects of the utility model reside in that: simple structure, novel conception and convenient use. When changing the drift, only need press the elastic locating pin, can extract the drift from the fixed plate after rotatory, therefore need not to dismantle the quick replacement that mould and drift fixed plate can accomplish the drift, shorten drift change time, promote pincers worker work efficiency, the practicality is strong.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate example embodiments of the invention and together with the description serve to explain the invention without limitation.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic structural view of the elastic positioning mechanism of the present invention;
fig. 4 is a schematic structural view of the quick-change punch according to the present invention;
FIG. 5 is a top view of FIG. 4;
fig. 6 is a schematic structural view of the fixing plate of the present invention
Fig. 7 is a top view of fig. 6.
In the figure: 1. a fixing plate; 2. a backing plate; 3. quickly replacing the punch; 3-1 hanging a table; 3-2, cylindrical surface; 4. an elastic positioning mechanism; 4-1, a cover plate; 4-2, a spring; 4-3, positioning pins; 6-1, screw holes; 6-2, pin holes; 6-3, punching through a hole by a punch; 6-4, positioning pin holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, rather than 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.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 7, the novel punch quick-change mechanism of the present invention mainly comprises a fixing plate 1, a backing plate 2, a quick-change punch 3 and an elastic positioning mechanism 4. The quick-change punch 3 is provided with two hanging platforms 3-1 which are symmetrically distributed and matched with the fixing plate 1 through a cylindrical surface 3-2 below the hanging platforms 3-1, and the number of the hanging platforms of the quick-change punch is usually two, and can be more than or less than 2. The fixing plate 1 is provided with a screw hole 6-1 and a pin hole 6-2, and the fixing plate 1, the quick-change punch 3 and the backing plate 2 are fixed on a die through screws and pins. An elastic positioning mechanism 4 is arranged on the quick-change punch 3, the elastic positioning mechanism 4 mainly comprises a cover plate 4-1, a spring 4-2 and a positioning pin 4-3, external threads are machined at the outer end of the cover plate 4-1, internal threads are machined on a corresponding hanging platform 3-1 of the quick-change punch, the cover plate 4-1 is in threaded connection with the hanging platform 3-1 of the quick-change punch, one end of the spring 4-2 is propped against the cover plate 4-1, the other end of the spring 4-2 is connected with the positioning pin 4-3, and therefore the positioning pin 4-3 can be pressed, and the positioning pin 4-3 can move elastically in the vertical direction. When the punch needs to be replaced, the elastic positioning mechanism 4 on the quick-change punch is pressed through a screwdriver or a thin metal rod, the punch can rotate relative to the fixing plate 1, the lower end of the quick-change punch 3 is screwed, a hanging platform 3-1 of the quick-change punch 3 is opposite to a notch of a punch through hole 6-3 on the fixing plate 1, and the quick-change punch 3 can be taken out; when a new punch is replaced, the punch is aligned to the punch through hole 6-3 of the fixing plate 1, the elastic positioning mechanism 4 is pressed, the lower part of the quick-change punch 3 is rotated, the elastic positioning mechanism 4 is opposite to the positioning pin hole 6-4 on the fixing plate 1, and replacement of the punch is completed. Therefore, the novel punch structure provided by the invention can realize punch replacement without disassembling the die and the fixing plate, can greatly reduce the time for a bench worker to replace the punch and improve the working efficiency.
The above description is only a preferred example of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made to the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a novel drift quick change mechanism which characterized in that: the quick-change punch press comprises a fixing plate (1), a backing plate (2), a quick-change punch (3) and at least one elastic positioning mechanism (4), wherein two hanging tables (3-1) which are symmetrically distributed are arranged on the quick-change punch (3), the quick-change punch (3) is matched with the fixing plate (1) through a cylindrical surface (3-2) below the hanging tables (3-1), and the fixing plate (1), the quick-change punch (3) and the backing plate (2) are fixed on a die through screws and pins; the quick-change punch (3) is provided with an elastic positioning mechanism (4), the quick-change punch (3) is positioned with the fixed plate (1) through the elastic positioning mechanism (4), the positioning pin (4-3) in the elastic positioning mechanism (4) is compressed, and the quick-change punch (3) is rotated to align the hanging table (3-1) with the notch of the punch through hole (6-3) in the fixed plate (1), so that the quick-change punch (3) can be quickly detached from the die.
2. The novel punch quick-change mechanism according to claim 1, characterized in that: elastic positioning mechanism (4) constitute by apron (4-1), spring (4-2) and locating pin (4-3) triplex, apron (4-1) passes through threaded connection with quick change drift (3), spring (4-2) one end top rubberly is on apron (4-1), the other end links to each other with locating pin (4-3).
3. The novel punch quick-change mechanism as claimed in claim 1, characterized in that: the elastic part for providing elastic force by the elastic positioning mechanism (4) is a spring (4-2), polyurethane or rubber.
4. The novel punch quick-change mechanism according to claim 1, characterized in that: the hanging platform (3-1) on the quick-change punch (3) and the quick-change punch (3) are integrally formed or are formed into a single layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221302151.9U CN217617191U (en) | 2022-05-28 | 2022-05-28 | Novel punch quick-change mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221302151.9U CN217617191U (en) | 2022-05-28 | 2022-05-28 | Novel punch quick-change mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217617191U true CN217617191U (en) | 2022-10-21 |
Family
ID=83656292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221302151.9U Expired - Fee Related CN217617191U (en) | 2022-05-28 | 2022-05-28 | Novel punch quick-change mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217617191U (en) |
-
2022
- 2022-05-28 CN CN202221302151.9U patent/CN217617191U/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: 20221021 |