CN111014429A - Punching switching device and punching die - Google Patents
Punching switching device and punching die Download PDFInfo
- Publication number
- CN111014429A CN111014429A CN201911170040.XA CN201911170040A CN111014429A CN 111014429 A CN111014429 A CN 111014429A CN 201911170040 A CN201911170040 A CN 201911170040A CN 111014429 A CN111014429 A CN 111014429A
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- Prior art keywords
- punch
- hole
- cylinder
- switching device
- limiting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
- B21D28/346—Perforating tools; Die holders length adjustable perforating tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a punching switching device and a punching die, wherein the punching switching device comprises: the seat body is provided with a limiting cavity; the mounting seat is movably arranged in the limiting cavity; the punch is arranged on the mounting seat; the cylinder is connected with the mounting seat; the cylinder drives the mounting seat to move up and down relative to the limiting cavity. The invention aims to provide a punching switching device which reduces the difficulty of replacing a punch, reduces the switching workload and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of stamping dies, in particular to a punching switching device and a stamping die using the same.
Background
With the continuous development of automobile manufacturing industry, the updating and upgrading speed of automobile models is gradually increased, and the richness requirement on the configuration of the same type of automobile models is gradually increased. The automobile body is formed by splicing a plurality of stamping parts, and the change of the automobile type configuration is realized by installing different decorative parts on the stamping parts of the automobile body framework. Therefore, in the manufacturing process of the vehicle body stamping part, the same stamping part often has the situation that hole positions required to be punched by the same part are different in order to meet the requirements of mounting different configuration parts. The punch switching mode in the prior art has the defects of large workload and long time required for replacement, and has the advantages of high use cost, extremely low flexibility of production and applicability and great reduction of production efficiency.
The above description is only for the purpose of aiding understanding of the technical solutions of the present application and does not represent an admission of prior art.
Disclosure of Invention
The invention mainly aims to provide a punching switching device, and aims to provide a punching switching device which reduces the difficulty of punch replacement, reduces switching workload and improves production efficiency.
In order to achieve the above object, the present invention provides a punch hole switching apparatus, including:
the seat body is provided with a limiting cavity;
the mounting seat is movably arranged in the limiting cavity;
the punch is arranged on the mounting seat; and
the cylinder is connected with the mounting seat;
the cylinder drives the mounting seat to move up and down relative to the limiting cavity.
In one embodiment, the seat body is further provided with a mounting groove communicated with the limiting cavity, the wall of the mounting groove is provided with internal threads, one side of the mounting seat, which faces away from the punch, is convexly provided with a connecting table, the connecting table is provided with external threads, and the mounting seat is in threaded connection with the seat body through the connecting table;
the cylinder drives the mounting seat to rotate so as to enable the connecting table to move up and down relative to the mounting groove.
In one embodiment, the base body comprises a bottom plate and a limiting cover connected with the bottom plate, the limiting cover is provided with the limiting cavity, the bottom plate is provided with the mounting groove, the limiting cover is further provided with a through hole communicated with the limiting cavity, and one end of the air cylinder penetrates through the through hole to be hinged with the mounting seat.
In an embodiment, the punching switching device further comprises a driving connecting block, the driving connecting block is provided with two hinge holes, the driving connecting block is hinged to the air cylinder through a pin and one hinge hole, and the driving connecting block is hinged to the mounting seat through a pin and the other hinge hole.
In an embodiment, the punching switching device further includes a cylinder fixing seat, the cylinder fixing seat is connected to the seat body and disposed corresponding to the through hole, one end of the cylinder is connected to the cylinder fixing seat, and the other end of the cylinder penetrates through the through hole and is hinged to the mounting seat.
In an embodiment, the cylinder fixing base is provided with a movable cavity and a limiting hole communicated with the movable cavity, the cylinder is provided with a limiting block, the limiting block is limited in the movable cavity, and one end of the cylinder sequentially penetrates through the limiting hole and the through hole and is hinged to the mounting seat.
In one embodiment, the mounting seat is provided with a matching groove corresponding to the through hole, and the driving connecting block is accommodated in the matching groove and is hinged with a groove wall of the matching groove.
In one embodiment, one end of the air cylinder is provided with a hinged connecting block, the hinged connecting block is provided with an open slot, and the driving connecting block extends into the open slot and is hinged with the open slot.
In an embodiment, the punching hole switching device includes a punch fixing seat detachably disposed on the mounting seat, the punch fixing seat is provided with a punch positioning hole, and one end of the punch is disposed in the punch positioning hole
The invention also provides a stamping die which comprises an upper die holder, a lower die holder and the punching switching device, wherein the punching switching device is arranged on the upper die holder or the lower die holder.
According to the technical scheme, the mounting seat is driven by the air cylinder to move up and down relative to the limiting cavity, so that the punch arranged on the mounting seat is driven to move up and down synchronously. Through the arrangement, the cylinder drives the mounting seat to move upwards relative to the limiting cavity, so that the punch is ejected out of the plane for a certain distance and reaches the position of a hole position to be punched, and punching processing is realized; when the hole position at the position is not required to be punched, the cylinder drives the mounting seat to move downwards relative to the limiting cavity, so that the height of the punch is reduced, and the hole position at the position is not punched. The invention can effectively reduce the punch replacing difficulty, reduce the switching workload and improve the production efficiency.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a punching switching apparatus according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a punch switching apparatus of the present invention;
FIG. 3 is a schematic diagram of a disassembled structure of the punching switching device of the present invention;
FIG. 4 is a schematic diagram of the internal structure of the punching switching device according to the present invention;
fig. 5 is a schematic view of the internal structure of the punching switching device of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
1 | |
| 11 | |
2 | |
| 21 | Fitting |
22 | First connecting hole |
| 23 | A |
3 | |
| 4 | |
41 | Cylinder body |
| 42 | Piston |
43 | Limiting block |
| 44 | Hinged connecting |
441 | |
| 442 | Second connecting |
5 | |
| 51 | |
6 | Limiting |
| 61 | |
62 | Through |
| 7 | |
71 | Limiting |
| 711 | Limiting positionHole(s) | 72 | Connecting |
| 8 | |
81 | Locating hole |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a punching switching device 100, which is applied to a punching die to realize the switching between punching and non-punching on the same part.
Referring to fig. 1, fig. 2 and fig. 3, in an embodiment of the present invention, the punching switching device 100 includes a base, a mounting base 2, a punch 3 and a cylinder 4, wherein the base is provided with a limiting cavity 61; the mounting seat 2 is movably arranged in the limiting cavity 61; the punch 3 is arranged on the mounting seat 2; the cylinder 4 is connected with the mounting seat 2; the air cylinder 4 drives the mounting seat 2 to move up and down relative to the limit cavity 61.
According to the technical scheme, the mounting seat 2 is driven by the air cylinder 4 to move up and down relative to the limiting cavity 61, and then the punch 3 arranged on the mounting seat 2 is driven to move up and down synchronously. Through the arrangement, the cylinder 4 drives the mounting seat 2 to move upwards relative to the limiting cavity 61, so that the punch 3 is ejected out of the plane for a certain distance and reaches the position of a hole position to be punched, and punching processing is realized; when the hole position at the position is not required to be punched, the cylinder 4 drives the mounting seat 2 to move downwards relative to the limiting cavity 61, so that the height of the punch is reduced, and the hole position at the position is not punched. The invention can effectively reduce the replacement difficulty of the punch 3, reduce the switching workload and improve the production efficiency.
In the embodiment, the base body is further provided with a mounting groove 11 communicated with the limiting cavity 61, the groove wall of the mounting groove 11 is provided with an internal thread, one side of the mounting base 2, which is opposite to the punch 3, is convexly provided with a connecting table, the connecting table is provided with an external thread, and the mounting base 2 is in threaded connection with the base body through the connecting table; the cylinder 4 drives the mounting base 2 to rotate so that the connection table moves up and down relative to the mounting groove 11.
In this embodiment, the pedestal includes bottom plate 1 and the spacing cover 6 of being connected with bottom plate 1, and spacing cover 6 is equipped with spacing chamber 61, and bottom plate 1 is equipped with mounting groove 11, and spacing cover 6 still is equipped with the through-hole 62 that communicates spacing chamber 61, and the one end of cylinder 4 is passed through-hole 62 and is connected with mount pad 2 is articulated.
In this embodiment, understandably, the cylinder 4 includes a cylinder body 41 and a piston rod 42, the mounting base 2 is located to the cover of the limit cover 6 and is connected with the bottom plate 1, the limit cover 6 is provided with a limit cavity 61, the mounting base 2 is in clearance fit with the limit cavity 61, a through hole 62 is provided towards one side of the cylinder 4 of the limit cover 6, the through hole 62 is communicated with the limit cavity 61, and the piston rod 42 extends into the through hole 62 and is hinged with the drive connecting block 5. The limiting cavity 61 limits the mounting seat 2 in a certain space, so that the mounting seat 2 can only rotate relative to the bottom plate 1 through threads. Therefore, in order to realize a better limiting effect of the limiting cavity 61, the shape of the limiting cavity 61 can be adapted to the peripheral shape of the mounting seat 2, and a certain gap exists between the inner surface of the limiting cavity 61 and the outer surface of the mounting seat 2, so that the threaded rotation of the mounting seat 2 relative to the bottom plate 1 is not influenced while limiting.
In this embodiment, the punching switching device 100 further includes a driving connecting block 5, the driving connecting block 5 is provided with two hinge holes 51, the driving connecting block 5 is hinged to the cylinder 4 through a pin and one hinge hole 51, and the driving connecting block 5 is hinged to the mounting base 2 through another hinge hole 51.
As shown in fig. 4 and fig. 5, it can be understood that the cylinder 4 is connected to the mounting base 2 through the driving connecting block 5, the cylinder 4 is connected to the driving connecting block 5 in a hinged manner, the mounting base 2 is connected to the driving connecting block 5 in a hinged manner, and the mounting base 2 is connected to the bottom plate 1 in a threaded manner, so that when the cylinder 41 drives the piston rod 42 to approach the mounting base 2, the driving connecting block 5 drives the mounting base 2 to rotate relative to the bottom plate 1, so that the punch 3 on the mounting base 2 is lifted to reach a position where a hole site needs to be punched, thereby meeting the requirement of punching; when the hole position does not need to be punched, the cylinder 41 drives the piston rod 42 to be far away from the mounting seat 2, and the driving connecting block 5 drives the mounting seat 2 to rotate reversely relative to the bottom plate 1, so that the punch 3 on the mounting seat 2 is lowered, and the punch 3 is hidden in the die.
In this embodiment, the hinge connection between the mounting seat 2 and the driving connection block 5 and the hinge connection between the cylinder 4 and the driving connection block 5 may be implemented by a pin or a rotating shaft, so as to realize the mutual rotation therebetween, which is not limited herein.
According to the technical scheme, the mounting base 2 is in threaded fit connection with the bottom plate 1 through the bottom plate 1 with the internal threads and the mounting base 2 with the external threads; the punch 3 is arranged on one side of the mounting seat 2 far away from the bottom plate 1, moves up and down along with the threaded matching of the mounting seat 2 and the bottom plate 1, the air cylinder 4 and the mounting seat 2 are arranged at intervals, the air cylinder 4 comprises a cylinder body 41 and a piston rod 42, and the cylinder body 41 drives the piston rod 42 to be close to or far away from the mounting seat 2; the cylinder 4 is connected with the mounting base 2 through a driving connecting block 5, the driving connecting block 5 is hinged with a piston rod 42 of the cylinder 4 through a hinge hole, and the driving connecting block 5 is hinged with the mounting base 2 through another hinge hole. Through the arrangement, the cylinder 4 drives the piston rod 42 to push the driving connecting block 5 to drive the mounting seat 2 to rotate along the thread in a spiral manner, so that the punch 3 is ejected out of the plane for a certain distance and reaches the position of a hole position to be punched, and punching processing is realized. When the hole position at the position is not required to be punched, the air cylinder 4 drives the piston rod 42 to push the driving connecting block 5 so as to drive the mounting seat 2 to rotate along the reverse screw direction of the thread, so that the height of the punch 3 is reduced, and the hole position at the position is not punched. The invention can effectively reduce the replacement difficulty of the punch 3, reduce the switching workload and improve the production efficiency.
In this embodiment, the punching switching device 100 further includes a cylinder fixing seat 7, the cylinder fixing seat 7 is connected with the seat body and is correspondingly disposed with the through hole 62, one end of the cylinder 4 is connected with the cylinder fixing seat 7, and the other end of the cylinder 4 penetrates the through hole 62 to be connected with the mounting seat 2 in a hinged manner.
In this embodiment, the cylinder fixing seat 7 is provided with a movable cavity and a limiting hole 711 communicating with the movable cavity, the cylinder 4 is provided with a limiting block 43, the limiting block 43 is limited in the movable cavity, and one end of the cylinder 4 sequentially penetrates through the limiting hole 711 and the through hole 62 to be hinged to the mounting seat 2.
In this embodiment, the cylinder fixing seat 7 includes a limiting seat 71 and a connecting plate 72 that are connected, the limiting seat 71 and the connecting plate 72 can be fixed by adopting a detachable connection or a non-detachable connection mode, the cylinder body 41 is disposed on the connecting plate 72, a movable cavity is defined by the limiting seat 71 and the connecting plate 72, a limiting hole 711 communicating with the movable cavity is formed in the limiting seat 71, the piston rod 42 passes through the limiting hole 711, the piston rod 42 is further provided with a limiting block 43, the limiting block 43 is movably disposed in the movable cavity, and the limiting block 43 and the piston rod 42 synchronously move to abut against or be away from the limiting hole 711. The arrangement of the movable cavity and the stopper 43 limits the movable range of the piston rod 42, so as to limit the angle at which the mounting seat 2 can rotate relative to the bottom plate 1, and further limit the distance that the punch 3 can be lifted.
Therefore, when the cylinder 41 drives the piston rod 42 to approach the mount 2, the stopper 43 cannot move further when it abuts on the plane where the stopper hole 711 is located, and the distance is the stroke of the cylinder 4. The angle through which the mounting 2 can be rotated is therefore defined by the definition of the stroke of the cylinder 4, and the height at which the punch 3 can be raised is therefore also determined.
In this embodiment, can adjust the cylinder stroke as required, stopper 43 mobilizable distance promptly to the realization is controlled the rotation angle of mount pad 2, and then can control drift 3's the height of unscrewing, thereby cooperates the mounted position again and can realize punching a hole at the continuous angle regulation within the circumference range. In addition, the different screwing-out heights realized by rotating the same angle can be controlled by the thread pitch of the thread on the mounting seat 2. Therefore, the height that the punch 3 can be lifted can be adjusted by adjusting the movable distance of the limiting block 43, and the height that the punch 3 can be lifted can also be adjusted by selecting the thread pitch of the threaded fit of the mounting seat 2 and the bottom plate 1. Thereby satisfying the height required by the punch when punching plates with different thicknesses.
In the present embodiment, as shown in fig. 3, the mounting base 2 is provided with a fitting groove 21 corresponding to the through hole, and the driving connecting block 5 is accommodated in the fitting groove 21 and is hingedly connected to a groove wall of the fitting groove 21.
In this embodiment, as shown in fig. 3, a fitting groove 21 is formed in a side surface of the mounting base 2, a first connecting hole 22 communicating with the fitting groove 21 is formed in an end surface of the mounting base 2 away from the external thread, and the driving connecting block 5 is hinged to the mounting base 2 through the first connecting hole 22. When the cylinder 4 drives the driving connecting block 5 to rotate, the driving connecting block 5 can be hidden in the matching groove 21, so that the space required by movement is saved.
In this embodiment, the fitting groove 21 is further provided with a first positioning groove 23, and the first positioning groove 23 is coaxially arranged with the first connection hole 22. Drive connecting block 5 and mount pad 2 are connected through first connecting hole 22 is articulated, can adopt pin or pivot to realize this connection, in order to realize the location of pin or pivot, guarantees not take place the skew at rotatory in-process, consequently, at the first constant head tank 23 that is equipped with of cooperation groove 21, this first constant head tank 23 and the coaxial setting of first connecting hole 22. When the driving connection block 5 is hinged to the mounting base 2, one of the hinge holes 51 of the driving connection block 5 is aligned with the first connection hole 22, and a pin or a rotating shaft is used to sequentially pass through the first connection hole 22 and the hinge hole 51 and abut against the first positioning groove 23, thereby defining the movable direction of the driving connection block 5.
In this embodiment, the one end of cylinder 4 is connected with articulated connecting block 44, specifically the one end of piston rod 42 is connected with articulated connecting block 44, articulated connecting block 44 is fixed connection's mode with piston rod 42, accessible welded fastening perhaps can dismantle to be connected fixedly, articulated connecting block 44 is equipped with open slot 441, articulated connecting block 44 is equipped with the second connecting hole 442 that communicates open slot 441, drive connecting block 5 stretches into open slot 441, and is connected with articulated connecting block 44 through second connecting hole 442 is articulated.
In this embodiment, the punching switching device 100 includes a punch holder 8, the punch holder 8 is detachably disposed on the mounting base 2, a punch positioning hole 81 is formed in the punch holder 8, and one end of the punch 3 is disposed in the punch positioning hole 81. Referring to fig. 2, the punch positioning hole 81 is a stepped hole, the stepped hole is formed in an end surface of the punch fixing seat 8 connected to the mounting seat 2, the punch 3 is provided with a step matched with the stepped hole, the punch 3 extends into the stepped hole from one side of the stepped hole, positioning is achieved by abutting the step against the stepped hole, and fixing is achieved by connecting the punch fixing seat 8 to the mounting seat 2. Two step holes are formed in the punch fixing seat 8, the punch fixing seat can be used for installing the two punches 3, and in other embodiments, the number of the holes formed in the punch fixing seat 8 can be adjusted according to requirements.
In the embodiment, the driving connecting block 5 is hinged with the piston rod 42 of the cylinder 4 through a pin; the driving connecting block 5 is hinged with the mounting seat 2 through a pin. Besides the pins used in this embodiment, a connecting member such as a rotating shaft that can realize relative rotation of the objects can be used.
The invention further provides a stamping die, which comprises an upper die holder, a lower die holder and the punching switching device 100, wherein the punching switching device 100 is arranged on the upper die holder or the lower die holder. Since the punching switching device 100 adopts all technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A punch hole switching apparatus, characterized by comprising:
the seat body is provided with a limiting cavity;
the mounting seat is movably arranged in the limiting cavity;
the punch is arranged on the mounting seat; and
the cylinder is connected with the mounting seat;
the cylinder drives the mounting seat to move up and down relative to the limiting cavity.
2. A punch hole switching device as claimed in claim 1, wherein the base body is further provided with an installation groove communicated with the limit cavity, the wall of the installation groove is provided with internal threads, one side of the installation base, which faces away from the punch, is convexly provided with a connecting table, the connecting table is provided with external threads, and the installation base is in threaded connection with the base body through the connecting table;
the cylinder drives the mounting seat to rotate so as to enable the connecting table to move up and down relative to the mounting groove.
3. A punching hole switching device according to claim 2, wherein the seat body comprises a bottom plate and a limiting cover connected with the bottom plate, the limiting cover is provided with the limiting cavity, the bottom plate is provided with the mounting groove, the limiting cover is further provided with a through hole communicated with the limiting cavity, and one end of the air cylinder passes through the through hole and is hinged with the mounting seat.
4. A punch hole switching device as claimed in claim 3, characterized in that the punch hole switching device further comprises a drive connecting block, which is provided with two hinge holes, the drive connecting block being hingedly connected to the cylinder by means of a pin and one of the hinge holes, the drive connecting block being hingedly connected to the mounting block by means of a pin and the other of the hinge holes.
5. A punch hole switching device as claimed in claim 3, characterized in that the punch hole switching device further comprises a cylinder fixing seat, the cylinder fixing seat is connected with the seat body and is arranged corresponding to the through hole, one end of the cylinder is connected with the cylinder fixing seat, and the other end of the cylinder passes through the through hole and is hinged with the mounting seat.
6. A punching switching device according to claim 5, wherein the cylinder fixing seat is provided with a movable cavity and a limiting hole communicated with the movable cavity, the cylinder is provided with a limiting block, the limiting block is limited in the movable cavity, and one end of the cylinder sequentially penetrates through the limiting hole and the through hole to be hinged with the mounting seat.
7. A punch hole switching device as claimed in claim 4, wherein the mounting block is provided with a mating groove corresponding to the through hole, and the drive connecting block is received in the mating groove and is hingedly connected to a groove wall of the mating groove.
8. A punch hole switching device as claimed in any one of claims 4 to 7, wherein one end of the cylinder is provided with a hinged connection block, the hinged connection block is provided with an open slot, and the driving connection block extends into the open slot and is hinged to the open slot.
9. A punch hole switching device as claimed in any one of claims 1 to 7, wherein the punch hole switching device comprises a punch holder, the punch holder is detachably arranged on the mounting seat, a punch locating hole is formed in the punch holder, and one end of the punch is arranged in the punch locating hole.
10. A stamping die is characterized in that: the punching die comprises an upper die holder, a lower die holder and the punching switching device as claimed in any one of claims 1 to 9, wherein the punching switching device is arranged on the upper die holder or the lower die holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170040.XA CN111014429B (en) | 2019-11-22 | 2019-11-22 | Punching switching device and punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170040.XA CN111014429B (en) | 2019-11-22 | 2019-11-22 | Punching switching device and punching die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111014429A true CN111014429A (en) | 2020-04-17 |
| CN111014429B CN111014429B (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911170040.XA Active CN111014429B (en) | 2019-11-22 | 2019-11-22 | Punching switching device and punching die |
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| CN (1) | CN111014429B (en) |
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|---|---|---|---|---|
| JP2007144482A (en) * | 2005-11-29 | 2007-06-14 | Sankyo Oilless Industry Inc | Change retainer |
| CN204486565U (en) * | 2015-03-16 | 2015-07-22 | 安徽江淮汽车股份有限公司 | A kind of diel and punch switching device shifter thereof |
| CN104907392A (en) * | 2014-12-17 | 2015-09-16 | 上海新朋联众汽车零部件有限公司 | Wedge mechanism with movable punch |
| CN205270564U (en) * | 2016-01-05 | 2016-06-01 | 安徽江淮汽车股份有限公司 | Drift auto -change over device and punching mould |
| CN106378390A (en) * | 2016-09-30 | 2017-02-08 | 安徽江淮汽车股份有限公司 | Switchable side punching stamping die |
| CN209156843U (en) * | 2018-10-11 | 2019-07-26 | 浙江星月安防科技有限公司 | A kind of stamping die of changeable punching |
-
2019
- 2019-11-22 CN CN201911170040.XA patent/CN111014429B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007144482A (en) * | 2005-11-29 | 2007-06-14 | Sankyo Oilless Industry Inc | Change retainer |
| CN104907392A (en) * | 2014-12-17 | 2015-09-16 | 上海新朋联众汽车零部件有限公司 | Wedge mechanism with movable punch |
| CN204486565U (en) * | 2015-03-16 | 2015-07-22 | 安徽江淮汽车股份有限公司 | A kind of diel and punch switching device shifter thereof |
| CN205270564U (en) * | 2016-01-05 | 2016-06-01 | 安徽江淮汽车股份有限公司 | Drift auto -change over device and punching mould |
| CN106378390A (en) * | 2016-09-30 | 2017-02-08 | 安徽江淮汽车股份有限公司 | Switchable side punching stamping die |
| CN209156843U (en) * | 2018-10-11 | 2019-07-26 | 浙江星月安防科技有限公司 | A kind of stamping die of changeable punching |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111014429B (en) | 2021-03-16 |
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