CN213530405U - Precision stamping die for dense hole plate easy to strip - Google Patents
Precision stamping die for dense hole plate easy to strip Download PDFInfo
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- CN213530405U CN213530405U CN202022425489.0U CN202022425489U CN213530405U CN 213530405 U CN213530405 U CN 213530405U CN 202022425489 U CN202022425489 U CN 202022425489U CN 213530405 U CN213530405 U CN 213530405U
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Abstract
The utility model discloses an easy-stripping precise stamping die for dense hole plates, which comprises an upper die and a lower die, wherein the upper die is arranged above the lower die; the upper die comprises a punching head plate, a plurality of vertically downward punching pins which are arranged in an array are arranged on the punching head plate, and the punching pins in each adjacent row or column are different in height; the punching needle mechanism is characterized in that punching needle holes corresponding to the punching needles are formed in the workbench of the lower die, and a periphery limiting mechanism is arranged on the periphery of the workbench. The utility model discloses simple structure, solve the too big board overload that leads to of too big blanking dynamics that punches a hole of mould and take off the problem that the material is not in the same direction as, reduce mould blanking dynamics and take off the material resistance, improve the precision and the production efficiency that the mould punched a hole, reduction in production cost.
Description
Technical Field
The utility model relates to a stamping die especially relates to an accurate stamping die of material is taken off easily of intensive hole plate.
Background
The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called cold stamping die (commonly called cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. The existing mesh products generally need to punch hundreds of thousands of holes at one time, and due to the fact that a machine station is overloaded to operate and the machine station is damaged, or defective products which cannot be punched are generated; the machine vibration also can influence the precision of the die, so that the vibration and breakage of the punch head can damage the deformation of the die plate, and the excessive punch head can also cause the problems of unsmooth material removal and the like. Therefore, the punching die for the existing porous product is needed to be improved, the problems that too much punching force of the die punching causes overload of a machine table and unsmooth stripping are solved, the punching force of the die and the resistance in stripping are reduced, and the production efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide an accurate stamping die of material is taken off easily of intensive hole plate, simple structure solves too big board overload and the problem of taking off the material out of order of the board that leads to of too big blanking dynamics that the mould punches a hole, reduces mould blanking dynamics and takes off the material resistance, improves the precision and the production efficiency that the mould punched a hole, reduction in production cost.
The technical solution of the utility model is that:
an easy-stripping precise stamping die for dense-hole plates comprises an upper die and a lower die, wherein the upper die is arranged above the lower die; the upper die comprises a punching head plate, a plurality of vertically downward punching pins which are arranged in an array are arranged on the punching head plate, and the punching pins in each adjacent row or column are different in height; the punching needle mechanism is characterized in that punching needle holes corresponding to the punching needles are formed in the workbench of the lower die, and a periphery limiting mechanism is arranged on the periphery of the workbench.
The easy-stripping and precise stamping die for the dense-hole plate comprises a stamping head plate, wherein the stamping head plate is provided with a plurality of stamping pins, and the stamping pins are arranged on the stamping head plate.
The easy-stripping and precise stamping die for the dense-hole plate comprises a plurality of stamping pins, wherein each stamping pin is adjacent to the stamping pin and has a different height.
The easy-stripping precise stamping die for the dense-hole plate comprises stamping pins, wherein the stamping pins are arranged in a matrix, and the length of the stamping pins in adjacent rows or columns is different.
The easy-stripping precise stamping die for the dense-hole plate comprises a stamping head plate, a stamping head plate and a stamping pin, wherein the stamping head plate is provided with a plurality of stamping pins; the punch insert is provided with at least one screw through hole penetrating through the top surface and the bottom surface of the punch insert, the bottom of the insert groove is provided with a screw hole corresponding to the screw through hole, and the diameter of the screw through hole is larger than that of the screw hole; the punch insert penetrates through the screw through hole through a locking screw and is locked in the insert groove; and at least one screw through hole on each punch insert is internally provided with an internal thread, the internal thread of the screw through hole is used for screwing a long workpiece taking rod to take out the punch insert, and the long workpiece taking rod is provided with an external thread matched with the internal thread.
The easy-stripping precise stamping die for the dense-hole plate comprises a stamping head insert, a stamping pin and a stamping pin, wherein the stamping pin is detachably arranged on the stamping head insert through threaded connection.
The easy-stripping precise stamping die for the dense hole plate comprises a plurality of horizontal transverse limiting columns, horizontal vertical limiting columns perpendicular to the horizontal transverse limiting columns, right-angle limiting columns and curved limiting columns.
The precision stamping die for the dense hole plates is easy to strip, wherein a plate clamping fixture is arranged on the workbench and used for locking the plates to be machined on the workbench.
From the above description, the present invention can achieve the following effects in comparison with the prior art:
the utility model discloses an accurate stamping die of easy material that takes off of intensive hole plate, a plurality of towards needles that are the array and arrange through setting up on the board of dashing, and each adjacent row or the high difference of the needle that dashes that is listed as, it is poor to make the needle punching plate have time interval during the mould blanking, make the dynamics of mould blanking and the dynamics of taking off the material all reduce, solve too big board overload and the problem that takes off the material that leads to of too much blanking dynamics of mould punching a hole, avoid board fragile and towards the easy cracked problem of needle, the reduction in production cost, the precision and the production efficiency that improve the mould and punch a hole.
Drawings
Fig. 1 is a schematic top view of a punch plate of a first preferred embodiment of an easy-stripping precision stamping die for dense-hole plates according to the present invention;
fig. 2 is a schematic front view of a punch plate of a first preferred embodiment of the easy-stripping precision stamping die for dense-hole plates according to the present invention;
fig. 3 is a schematic top view of a punch plate of a second preferred embodiment of the easy-stripping precision stamping die for dense-hole plates according to the present invention;
fig. 4 is a schematic perspective view of a punch insert of a second preferred embodiment of the easy-stripping precision stamping die for a dense hole plate according to the present invention;
fig. 5 is a schematic top view of a third punch plate according to a preferred embodiment of the easy-stripping precision stamping die for dense-hole plates of the present invention;
fig. 6 is a schematic perspective view of a punch insert of a third preferred embodiment of the easy-to-remove precision stamping die for dense hole plates of the present invention.
Main element number description:
the utility model discloses:
1: the punch plate 2: punching needle 3: punch insert
4: a workpiece taking long rod 5: an upper die 6: lower die
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
The utility model provides an accurate stamping die of material is taken off to easy of intensive hole plate, simple structure solves too big board overload and the problem of taking off the material out of order of leading to of too much blanking dynamics that the mould punches a hole, reduces mould blanking dynamics and takes off the material resistance, improves precision and production efficiency that the mould punched a hole, reduction in production cost. The easy-stripping precision stamping die for the dense-hole plate of the present invention, in the preferred embodiment thereof, please refer to fig. 1 to 6, is a schematic structural diagram of the easy-stripping precision stamping die for the dense-hole plate of the present invention, and comprises an upper die 5 and a lower die 6, wherein the upper die 5 is arranged above the lower die 6; the upper die 5 comprises a punch head plate 1, a plurality of vertically downward punch pins 2 which are arranged in an array are arranged on the punch head plate 1, and the heights of the punch pins 2 in adjacent rows or columns are different; the workbench of the lower die 6 is provided with punching needle holes corresponding to the punching needles 2, and the periphery of the workbench is provided with a periphery limiting mechanism. As shown in fig. 1 and fig. 2, the precision stamping die for easy stripping of dense hole plates of the present invention has the advantages that the plurality of punching pins 2 arranged in an array are arranged on the punching head plate 1, and the heights of the punching pins 2 arranged in adjacent rows or columns are different, so that the punching pins 2 have time interval difference in punching the plates during die blanking, and the die blanking force and the stripping force are both reduced; for example, two groups of punching pins 2 with different heights are arranged on the punching head plate 1, the height of one group of punching pins 2 is 53mm, the height of the two groups of punching pins 2 is 52mm, the punching pins 2 are sequentially assembled according to a row of high and low in the process of die assembly, the 53mm punching pins 2 firstly punch the plate in the process of punching, then the 52mm punching pins 2 punch the plate, and the punching force of the die is reduced by half; when the material is removed, the 52mm punching needles 2 are firstly removed from the plate, and then the 53mm punching needles 2 are removed, so that the material removal resistance is reduced by half, which is equivalent to that all the punching needles 2 perform batch punching and material removal, the instantaneous punching force and resistance on the die are reduced, and the punching and material removal processes of the die are facilitated. The utility model provides a too big board overload and the problem of taking off the material out of order that leads to of too much blanking dynamics of mould punching a hole, avoided board fragile and towards the easy cracked problem of needle 2, reduction in production cost improves the precision and the production efficiency that the mould punched a hole.
As described above, in the preferred embodiment of the precision stamping die for dense hole plates of the present invention, the end of each of the punching pins 2 is detachably mounted on the punching head plate 1 by a threaded connection. The end part of the punching needle 2 of the utility model is detachably and fixedly arranged on the punching head plate 1 through threaded connection, when one punching needle 2 is worn or broken, the punching needle is convenient to disassemble, and a new punching needle 2 is reinstalled; meanwhile, the punching needles 2 with different lengths can be conveniently replaced, more punching head plates 1 are prevented from being manufactured, and the cost is saved.
As described above, in the preferred embodiment of the easy-stripping precision stamping die for dense-hole plate members of the present invention, each stamping pin 2 is different from each stamping pin 2 adjacent to and closest to the stamping pin 2. The utility model discloses a with each towards needle 2 rather than adjacent nearest towards the height of needle 2 set up to different, for example one towards needle 2 around have eight adjacent towards needle 2, wherein have four rather than adjacent nearest towards needle 2, then these four towards needle 2 highly all different with the middle height towards needle 2, make the in-process of mould blanking, the blanking power that receives is dispersed, further reduced the blanking dynamics, the resistance of taking off the material has also further been reduced simultaneously, make the punching process with take off the material process and go on more smoothly, improve precision and the production efficiency that the mould punched a hole.
As mentioned above, in the preferred embodiment of the precision stamping die for dense hole plate members, each of the stamping pins 2 is arranged in a matrix, and the length of the stamping pins 2 in each adjacent row or column is different. As shown in fig. 1, the utility model discloses a each towards needle 2 is the matrix arrangement, arranges neatly, and each adjacent row or the length of arranging towards needle 2 are different for the blanking power that receives during the mould punching press and the resistance that receives when taking off the material all reduce, make punching process and take off the material process and go on more smoothly, improve the precision and the production efficiency that the mould punched a hole.
As mentioned above, in the preferred embodiment of the easy-stripping precision stamping die for dense hole plates of the present invention, the bottom of the punch plate 1 is provided with at least one insert groove, a punch insert 3 is installed in the insert groove, and the bottom of the punch insert 3 is provided with at least one punch pin 2; the punch insert 3 is provided with at least one screw through hole penetrating through the top surface and the bottom surface of the punch insert, the bottom of the insert groove is provided with a screw hole corresponding to the screw through hole, and the diameter of the screw through hole is larger than that of the screw hole; the punch insert 3 penetrates through the screw through hole through a locking screw and is locked in the insert groove; an internal thread is arranged in at least one screw through hole in each punch insert 3, the internal thread of the screw through hole is used for screwing a long workpiece taking rod 4 to take out the punch insert 3, and an external thread matched with the internal thread is arranged on the long workpiece taking rod 4. As shown in fig. 3 to 6, the bottom of the punch plate 1 of the present invention is provided with at least one insert groove, the punch insert 3 mounted in the insert groove is provided with a screw via hole penetrating through the top surface and the bottom surface thereof, and the bottom of the insert groove is provided with a screw hole corresponding to the screw via hole, wherein the diameter of the screw via hole is larger than the diameter of the screw hole, so that a locking screw can smoothly pass through the screw via hole to lock the punch insert 3 in the insert groove; further, at least one punching pin 2 is arranged at the bottom of the punch insert 3, the sizes and the arrangement sequence of the punching pins 2 are reasonably arranged according to the requirements of the punching plate, specifically, as shown in fig. 3 and 5, by arranging the modularized punch insert 3, the differentiated punching pins 2 can be arranged on the punch insert 3, the punch inserts 3 provided with the punching pins 2 with different sizes or different arrangement combinations are replaced according to different plate requirements, and all the punching pins 2 do not need to be integrally reinstalled on the punch plate 1, so that the applicability of the device is improved, and the production cost is saved; further, when will take out drift mold insert 3, unscrew the locking screw in the screw hole after, will be provided with the screw via hole in the interior screw-thread fit's of screw get a stock 4 twist screw in the screw via hole, just can take out drift mold insert 3, received the extrusion between drift mold insert 3 and the drift board 1 because mould production has been of a specified duration in original mould maintenance and debugging, the greasy dirt pollutes or drift mold insert 3 rusts the factor of each side, make drift board 1 and drift mold insert 3 combine tightly, hardly take out or can not get out the problem of drift mold insert 3, need to unload whole drift board 1 and just can take out drift mold insert 3, influence mould maintenance efficiency, the utility model discloses an external screw thread on getting a stock 4 and the interior screw thread cooperation on the screw via hole, simple and convenient swiftly take out drift mold insert 3, improved mould maintenance efficiency.
As described above, in the preferred embodiment of the precision stamping die for the dense hole plate with easy material release, the end of the punching pin 2 is detachably mounted on the punch insert 3 through a threaded connection. The utility model discloses a have on the drift mold insert 3 through threaded connection demountable installation and dash needle 2, the installation is simple, swift, when dashing needle 2 and damaging, can change the new needle 2 that dashes of installation fast, improves and dashes 2 maintenance speed of needle, can not influence the process of plate processing.
As described above, in the preferred embodiment of the precision stamping die for dense hole plate, the peripheral limiting mechanism includes one or a combination of a plurality of horizontal limiting posts, horizontal vertical limiting posts perpendicular to the horizontal limiting posts, right-angle limiting posts, and curved limiting posts. The utility model discloses a periphery stop gear is equipped with the horizontal spacing post of a plurality of levels, with one of them or the combination of the horizontal vertical spacing post of horizontal spacing post vertically, the spacing post in right angle and the spacing post of curvilinear figure, according to the edge shape of waiting to process the plate, can arrange wantonly, avoids squinting in the plate course of working on the horizontal direction, improves the processing effect of plate, improves the qualification rate of product.
As described above the utility model discloses an accurate stamping die of easy taking off material of intensive hole plate, in its preferred embodiment, be equipped with plate centre gripping anchor clamps on the workstation, plate centre gripping anchor clamps are used for locking wait to process the plate in on the workstation. The utility model discloses a set up plate centre gripping anchor clamps at the edge of plate, for example, be provided with the grip block of being connected with stamping system at the edge of plate, the grip block is connected with workstation hinge, after the plate was placed, stamping system control grip block rotated and is pressed to the border position of plate, after the punching press was accomplished, after punching needle 2 shifts up and breaks away from the plate, the grip block rotated and is kept away from the plate, takes out the plate that the punching press was accomplished again; the utility model discloses a set up on the plate centre gripping anchor clamps at plate edge make the firm workstation that is fixed in of plate, avoid taking off material in-process plate and drop again after being taken up by towards needle 2, receive great impact force and warp when probably leading to its edge and workstation contact, influence the outward appearance of plate, lead to the product to scrap when serious, through setting up plate centre gripping anchor clamps for on the plate is firmly fixed in the workstation, can not follow towards needle 2 and remove.
As mentioned above, referring to fig. 3 to 6, the easy-to-strip precise stamping die for dense hole plate of the present invention is described by taking the above preferred embodiment as an example, and the working process and principle thereof are specifically as follows:
the utility model discloses an easy material taking off precision stamping die of intensive hole plate, through set up a plurality of towards the needle 2 that are arranged in array on towards head board 1, and the height of each adjacent row or row towards the needle 2 is different, make towards needle 2 and press plate have time interval difference during the mould blanking, make the dynamics of mould blanking and the dynamics of taking off the material all reduce; for example, two groups of punching pins 2 with different heights are arranged on the punching head plate 1, the height of one group of punching pins 2 is 53mm, the height of the two groups of punching pins 2 is 52mm, the punching pins 2 are sequentially assembled according to a row of high and low in the process of die assembly, the 53mm punching pins 2 firstly punch the plate in the process of punching, then the 52mm punching pins 2 punch the plate, and the punching force of the die is reduced by half; when the material is removed, the punching needle 2 with the diameter of 52mm is firstly removed from the plate, and then the punching needle 2 with the diameter of 53mm is removed, so that the resistance to material removal is also reduced by half. The utility model provides a too big board overload and the problem of taking off the material out of order that leads to of too much blanking dynamics of mould punching a hole, avoided board fragile and towards the easy cracked problem of needle 2, reduction in production cost improves the precision and the production efficiency that the mould punched a hole. In a further embodiment, the end part of the punching needle 2 of the utility model is detachably and fixedly arranged on the punching head plate 1 through threaded connection, when one punching needle 2 is worn or broken, the punching needle is convenient to disassemble, and a new punching needle 2 is installed again; meanwhile, the punching needles 2 with different lengths can be conveniently replaced, more punching head plates 1 are prevented from being manufactured, and the cost is saved. In a further embodiment, the bottom of the punch plate 1 of the present invention is provided with at least one insert groove, the punch insert 3 mounted in the insert groove is provided with a screw via hole penetrating through the top surface and the bottom surface thereof, and the bottom of the insert groove is provided with a screw hole corresponding to the screw via hole, wherein the diameter of the screw via hole is larger than that of the screw hole, so that a locking screw can smoothly pass through the screw via hole to lock the punch insert 3 in the insert groove; furthermore, at least one punching needle 2 is arranged at the bottom of the punch insert 3, the sizes and the arrangement sequence of the punching needles 2 are reasonably arranged according to the requirements of punching plates, the punch inserts 3 with modularization are arranged, the punching needles 2 with differentiation can be arranged on the punch inserts 3, the punch inserts 3 with the punching needles 2 with different sizes or different arrangement combinations are replaced according to the requirements of different plates, all the punching needles 2 do not need to be integrally and newly arranged on the punch plate 1, the applicability of the device is improved, and the production cost is saved; further, when will take out drift mold insert 3, unscrew the locking screw in the screw hole after, will be provided with the screw via hole in the interior screw-thread fit's of screw get a stock 4 twist screw in the screw via hole, just can take out drift mold insert 3, received the extrusion between drift mold insert 3 and the drift board 1 because mould production has been of a specified duration in original mould maintenance and debugging, the greasy dirt pollutes or drift mold insert 3 rusts the factor of each side, make drift board 1 and drift mold insert 3 combine tightly, hardly take out or can not get out the problem of drift mold insert 3, need to unload whole drift board 1 and just can take out drift mold insert 3, influence mould maintenance efficiency, the utility model discloses an external screw thread on getting a stock 4 and the interior screw thread cooperation on the screw via hole, simple and convenient swiftly take out drift mold insert 3, improved mould maintenance efficiency.
The utility model discloses an accurate stamping die of easy taking off material of intensive hole plate, a plurality of towards needle 2 that are the array and arrange through setting up on towards first board 1, and each adjacent row or the high difference of the needle 2 that dashes that is listed as, it is poor to make to dash 2 punching press plates of needle time interval during the mould blanking, make the dynamics of mould blanking and the dynamics of taking off the material all reduce, solve too big board overload and the unhigh problem of taking off the material that leads to of too much blanking dynamics of mould punching a hole, avoid board fragile and towards the 2 easy cracked problems of needle, the reduction in production cost, the precision and the production efficiency that improve the mould and punch a hole.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (8)
1. An easy-stripping precise stamping die for dense hole plates is characterized by comprising an upper die and a lower die, wherein the upper die is arranged above the lower die; the upper die comprises a punching head plate, a plurality of vertically downward punching pins which are arranged in an array are arranged on the punching head plate, and the punching pins in each adjacent row or column are different in height; the punching needle mechanism is characterized in that punching needle holes corresponding to the punching needles are formed in the workbench of the lower die, and a periphery limiting mechanism is arranged on the periphery of the workbench.
2. The easy-stripping precision stamping die for dense-hole plates as claimed in claim 1, wherein the end of each stamping pin is detachably mounted on the stamping plate through a threaded connection.
3. The easy-stripping precision stamping die for dense-hole plate parts as claimed in claim 2, wherein each stamping pin has a different height from each stamping pin adjacent to and closest to the stamping pin.
4. The easy-stripping and precision-stamping die for the dense-hole plate as claimed in claim 2, wherein each stamping pin is arranged in a matrix, and the length of each stamping pin in adjacent rows or columns is different.
5. The easy-stripping precise stamping die for the dense-hole plate part as claimed in any one of claims 1 to 4, wherein the bottom of the punch plate part is provided with at least one insert groove, a punch insert is installed in the insert groove, and the bottom of the punch insert is provided with at least one punch pin; the punch insert is provided with at least one screw through hole penetrating through the top surface and the bottom surface of the punch insert, the bottom of the insert groove is provided with a screw hole corresponding to the screw through hole, and the diameter of the screw through hole is larger than that of the screw hole; the punch insert penetrates through the screw through hole through a locking screw and is locked in the insert groove; and at least one screw through hole on each punch insert is internally provided with an internal thread, the internal thread of the screw through hole is used for screwing a long workpiece taking rod to take out the punch insert, and the long workpiece taking rod is provided with an external thread matched with the internal thread.
6. The easy knockout precision stamping die for dense bore plates as claimed in claim 5, wherein the end of said punch pin is removably mounted to said punch insert by a threaded connection.
7. The easy-stripping precision stamping die for dense hole plates as claimed in claim 6, wherein the peripheral limiting mechanism comprises one or a combination of a plurality of horizontal transverse limiting columns, horizontal vertical limiting columns perpendicular to the horizontal transverse limiting columns, right-angle limiting columns and curved limiting columns.
8. The easy-stripping and precise-stamping die for dense-hole plates as claimed in claim 7, wherein a plate clamping fixture is arranged on the workbench and used for locking the plate to be machined on the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022425489.0U CN213530405U (en) | 2020-10-28 | 2020-10-28 | Precision stamping die for dense hole plate easy to strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022425489.0U CN213530405U (en) | 2020-10-28 | 2020-10-28 | Precision stamping die for dense hole plate easy to strip |
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| Publication Number | Publication Date |
|---|---|
| CN213530405U true CN213530405U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022425489.0U Active CN213530405U (en) | 2020-10-28 | 2020-10-28 | Precision stamping die for dense hole plate easy to strip |
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| Country | Link |
|---|---|
| CN (1) | CN213530405U (en) |
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2020
- 2020-10-28 CN CN202022425489.0U patent/CN213530405U/en active Active
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