CN212190834U - Non-standard quick-change punch mechanism - Google Patents
Non-standard quick-change punch mechanism Download PDFInfo
- Publication number
- CN212190834U CN212190834U CN202020885835.0U CN202020885835U CN212190834U CN 212190834 U CN212190834 U CN 212190834U CN 202020885835 U CN202020885835 U CN 202020885835U CN 212190834 U CN212190834 U CN 212190834U
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- Prior art keywords
- punch
- limiting
- hole
- change
- fixed seat
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- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 230000000670 limiting effect Effects 0.000 claims abstract description 58
- 238000005520 cutting process Methods 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims description 7
- 230000006872 improvement Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a non-standard quick-change punch mechanism, which relates to the technical field of processing dies and is arranged on a die body and comprises a punch, a fixed seat and a gasket; the fixed seat is provided with a through hole matched with the punch, the through hole penetrates through the top surface and the bottom surface of the fixed seat, and an opening at the upper end of the through hole is provided with at least one limiting blind groove; the punch is inserted into the through hole, the lower end of the punch penetrates out of the through hole, and the lower end of the punch is provided with a cutting edge; the punch is provided with at least one limiting piece matched with the limiting blind groove at a position close to the upper end, and the limiting piece is clamped in the corresponding limiting blind groove and used for limiting the punch to move downwards; the gasket is arranged between the top surface of the fixed seat and the die body, abuts against the punch and is used for limiting the punch to move upwards.
Description
Technical Field
The utility model relates to a mold processing technology field, specifically nonstandard quick change drift mechanism.
Background
The long round type punched holes appear in many places of automobile parts, usually some small punched holes can be directly used by standard parts, but for some long and thin large punched holes, most adopted non-standard part punches are limited at the bottom, one type is that a bottom hanging table is adopted, the limitation is similar to that of a standard punch, and the punch limiting mode is complex in punch linear cutting manufacturing and long in period; the other type adopts the bottom of the punch to fix a screw reversely, for example, a special-shaped punch fixing seat assembly (patent application number: 201520421309.8) in patent document discloses a special-shaped punch fixing seat assembly, which adopts a screw fixing limiting mode, so that the special-shaped punch fixing seat assembly is easy to loosen and unsafe after long-term working. Meanwhile, the common non-standard punch only has one end cutting edge, the cutting edge is seriously abraded after long working time, the service cycle of the punch is short, and the replacement is troublesome.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a nonstandard quick change drift mechanism, simple manufacture, it is fixed firm, it is convenient to change simultaneously, has also improved the life of drift.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a non-standard quick-change punch mechanism is arranged on a die body and comprises a punch, a fixed seat and a gasket; the fixed seat is provided with a through hole matched with the punch, the through hole penetrates through the top surface and the bottom surface of the fixed seat, and an opening at the upper end of the through hole is provided with at least one limiting blind groove; the punch is inserted into the through hole, the lower end of the punch penetrates out of the through hole, and the lower end of the punch is provided with a cutting edge; the punch is provided with at least one limiting piece matched with the limiting blind groove at a position close to the upper end, and the limiting piece is clamped in the corresponding limiting blind groove and used for limiting the punch to move downwards; the gasket is arranged between the top surface of the fixed seat and the die body, abuts against the punch and is used for limiting the punch to move upwards.
The further improvement lies in that: the punch is provided with a limiting hole, and the limiting part is movably inserted in the limiting hole.
The further improvement lies in that: the upper end and the lower extreme of drift all are provided with the blade, and the position that the drift is close to the upper end all is provided with spacing hole with the position that is close to the lower extreme.
The further improvement lies in that: the limiting parts correspond to the limiting blind grooves one to one.
The further improvement lies in that: the locating part is a limiting pin.
The further improvement lies in that: the die body is provided with a plurality of positioning screw holes matched with the positioning screws; and the positioning screw penetrates through the fixing seat and the gasket in sequence and then is connected with the positioning screw hole.
The further improvement lies in that: the die body is provided with a plurality of positioning pin holes matched with the positioning pins; and the positioning pin sequentially penetrates through the fixing seat and the gasket and then is connected with the positioning pin hole.
The further improvement lies in that: the upper end of the punch is flush with the top surface of the fixed seat.
The beneficial effects of the utility model reside in that:
the utility model discloses in the nonstandard quick change drift, two pins in bottom are fixed, compare nonstandard drift in the past, and this kind of fixed mode is safer firm, and the drift adopts the wire-electrode cutting processing, and the machining precision is high, simple manufacture. In addition, because the drift both ends all are the blade, if one end blade part collapses badly, or wearing and tearing are serious, can rotate 180, directly change the use, compare drift in the past, the utility model discloses the drift has realized the quick change, has improved the life of drift.
Drawings
Fig. 1 is a schematic structural diagram of a non-standard quick-change punch mechanism in an embodiment of the present invention;
fig. 2 is an installation schematic diagram of a non-standard quick-change punch mechanism in an embodiment of the present invention;
fig. 3 is a bottom view of a non-standard quick-change punch mechanism according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural diagram of a gasket according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a fixing base in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a punch in an embodiment of the present invention.
Reference numerals:
1-a mould body; 2-a gasket; 3-fixing the base; 31-a through hole; 32-limit blind grooves; 4-a punch; 41-limiting holes; 42-a stop; 43-cutting edge; 5-a set screw; 6-positioning pin.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.
The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
Referring to fig. 1 to 4, an embodiment of the present invention provides a non-standard quick-change punch mechanism, which is installed on a die body 1, and includes a punch 4, a fixing seat 3, and a gasket 2;
referring to fig. 6, the fixing base 3 is provided with a through hole 31 adapted to the punch 4, the through hole 31 penetrates through the top surface and the bottom surface of the fixing base 3, and an opening at the upper end of the through hole 31 is provided with at least one limiting blind groove 32;
referring to fig. 7, the punch 4 is inserted into the through hole 31, the lower end of the punch 4 penetrates out of the through hole 31, and the lower end of the punch 4 is provided with a cutting edge 43; the punch 4 is provided with at least one limiting piece 42 matched with the limiting blind groove 32 at a position close to the upper end, and the limiting piece 42 is clamped in the corresponding limiting blind groove 32 and used for limiting the punch 4 to move downwards; specifically, the punch 4 is provided with a limiting hole 41, and the limiting member 42 is movably inserted into the limiting hole 41. The upper end and the lower end of the punch 4 are both provided with cutting edges 43, and the position of the punch 4 close to the upper end and the position close to the lower end are both provided with limiting holes 41. The limiting parts 42 correspond to the limiting blind slots 32 one by one. In this embodiment, the limiting member 42 is a limiting pin. The upper end of the punch 4 is flush with the top surface of the fixed seat 3.
Referring to fig. 5, the spacer 2 is disposed between the top surface of the fixing seat 3 and the die body 1, and abuts against the punch 4 to limit the punch 4 from moving upward.
The non-standard quick-change punch mechanism further comprises a plurality of positioning screws 5, and the die body 1 is provided with a plurality of positioning screw holes matched with the positioning screws 5; and the positioning screw 5 sequentially penetrates through the fixed seat 3 and the gasket 2 and then is connected with the positioning screw hole.
The non-standard quick-change punch mechanism further comprises a plurality of positioning pins 6, and the die body 1 is provided with a plurality of positioning pin holes matched with the positioning pins 6; the positioning pin 6 sequentially penetrates through the fixed seat 3 and the gasket 2 and then is connected with the positioning pin hole.
The structure of the utility model adopts two pins to be inserted into the bottom end of the punch, the upper part of the punch fixing seat is opened in the air, the lower part of the punch fixing seat is attached to the pin to limit the punch to move downwards, and the gasket between the punch fixing seat and the die body limits the punch to move upwards, so that the punch is simple to manufacture and the limiting mode is safe and firm; the cutting edges are formed at the two ends of the punch, and the punch can be installed and fixed after rotating 180 degrees, so that quick replacement is realized, and the service life of the punch is prolonged.
The utility model discloses a theory of operation:
the non-standard punch mounting mode: the limiting pin is arranged in the limiting hole of the punch, the punch is arranged in the fixing seat, the gasket is arranged at the top, the fixing seat and the die body are fixed through the positioning pin and the positioning screw, and the gasket is fixed between the fixing seat and the die body through the positioning screw of the fixing seat.
And (3) punch limiting process: the punch is limited by a gasket above the punch, so that the punch is prevented from moving upwards. In the punching process, a punch is provided with a limit pin which is attached to the lower part of a limit blind groove of the fixed seat, so that the punch is prevented from moving downwards, and the limiting effect is achieved;
the process of replacing two ends of the punch comprises the following steps: and (3) detaching the punch fixing seat, taking away the gasket, taking out the punch, taking out the limit pin, rotating the punch by 180 degrees, and re-installing according to the upper installation mode.
In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.
Claims (8)
1. The utility model provides a non-standard quick change punch mechanism, installs in mould body (1), its characterized in that: comprises a punch (4), a fixed seat (3) and a gasket (2);
the fixed seat (3) is provided with a through hole (31) matched with the punch (4), the through hole (31) penetrates through the top surface and the bottom surface of the fixed seat (3), and an opening at the upper end of the through hole (31) is provided with at least one limiting blind groove (32);
the punch (4) is inserted into the through hole (31), the lower end of the punch (4) penetrates out of the through hole (31), and a cutting edge (43) is arranged at the lower end of the punch (4); the punch (4) is provided with at least one limiting piece (42) matched with the limiting blind groove (32) at a position close to the upper end, and the limiting piece (42) is clamped in the corresponding limiting blind groove (32) and used for limiting the punch (4) to move downwards;
the gasket (2) is arranged between the top surface of the fixed seat (3) and the die body (1), abuts against the punch (4) and is used for limiting the punch (4) to move upwards.
2. The non-standard quick-change punch mechanism according to claim 1, wherein: the punch (4) is provided with a limiting hole (41), and the limiting piece (42) is movably inserted in the limiting hole (41).
3. The non-standard quick-change punch mechanism of claim 2, wherein: the upper end and the lower end of the punch (4) are both provided with cutting edges (43), and the positions, close to the upper end and the lower end, of the punch (4) are both provided with limiting holes (41).
4. The non-standard quick-change punch mechanism according to claim 1, wherein: the limiting parts (42) correspond to the limiting blind grooves (32) one by one.
5. The non-standard quick-change punch mechanism according to claim 1, wherein: the limiting part (42) is a limiting pin.
6. The non-standard quick-change punch mechanism according to claim 1, wherein: the die body (1) is provided with a plurality of positioning screw holes matched with the positioning screws (5); and the positioning screw (5) sequentially penetrates through the fixing seat (3) and the gasket (2) and then is connected with the positioning screw hole.
7. The non-standard quick-change punch mechanism according to claim 1, wherein: the die body (1) is provided with a plurality of positioning pin holes matched with the positioning pins (6); and the positioning pin (6) sequentially penetrates through the fixing seat (3) and the gasket (2) and then is connected with the positioning pin hole.
8. The non-standard quick-change punch mechanism according to claim 1, wherein: the upper end of the punch (4) is flush with the top surface of the fixed seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020885835.0U CN212190834U (en) | 2020-05-22 | 2020-05-22 | Non-standard quick-change punch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020885835.0U CN212190834U (en) | 2020-05-22 | 2020-05-22 | Non-standard quick-change punch mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212190834U true CN212190834U (en) | 2020-12-22 |
Family
ID=73815960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020885835.0U Expired - Fee Related CN212190834U (en) | 2020-05-22 | 2020-05-22 | Non-standard quick-change punch mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212190834U (en) |
-
2020
- 2020-05-22 CN CN202020885835.0U patent/CN212190834U/en not_active Expired - Fee Related
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| 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: 20201222 |