CN220127393U - Lock pressing structure for tiny punch in stamping die - Google Patents
Lock pressing structure for tiny punch in stamping die Download PDFInfo
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- CN220127393U CN220127393U CN202321713331.0U CN202321713331U CN220127393U CN 220127393 U CN220127393 U CN 220127393U CN 202321713331 U CN202321713331 U CN 202321713331U CN 220127393 U CN220127393 U CN 220127393U
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- 238000004080 punching Methods 0.000 abstract description 12
- 241001391944 Commicarpus scandens Species 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model discloses a locking structure for a tiny punch in a stamping die, which comprises the following components: the device comprises a first punch press block, a second punch press block and a fastening adjusting device, wherein the first punch press block and the second punch press block are arranged in an upper die plate and are used for clamping and fixing a sheet punch, the fastening adjusting device is arranged in the upper die plate and drives the first punch press block to clamp relative to the second punch press block, and the lower end of the sheet punch extends out of the lower end face of the upper die plate. Through the mode, the sheet punch is clamped and fixed by the fastening and adjusting device, the first punch pressing block and the second punch pressing block in a matched mode, so that the contact area between the sheet punch and the pressing block is increased, the stress of the sheet punch is uniform, the stability of the sheet punch during punching is ensured, the problem that the sheet punch is easy to break or the breaking period is uncertain is effectively solved, and the service life of the sheet punch is prolonged.
Description
Technical field:
the utility model relates to the technical field of stamping dies, in particular to a locking and pressing structure for a tiny punch in a stamping die.
The background technology is as follows:
the Chinese patent publication number is: the utility model patent application of CN102806276A discloses a quick-release structure of a stripper plate and a punch in a die, which comprises: the upper backing plate and the upper clamping plate are mutually fixed, the stripper plate and the stripper plate are mutually fixed, a punch fixing block is arranged in a first square through hole in the middle of the upper clamping plate, a stripper plate fixing block is arranged in a third square through hole in the middle of the stripper plate, a punch is inserted in the middle of the punch fixing block, the punch is inserted into a through hole in the middle of the stripper plate fixing block through a second square through hole in the middle of the stripper plate, the upper surface of the punch fixing block is attached to the lower surface of the upper backing plate through a first locking screw, and the stripper plate fixing block is attached to the lower surface of the stripper plate through a second locking screw.
In the above patent, the cross section of the punch is T-shaped, the limiting effect is achieved by the engagement of the punch fixing block and the upper end of the punch, and the punch is further fixed by a locking screw; the structure is generally suitable for the punch with a cap shape and the cross section size of the upper end part being larger than that of the lower end part, but is not suitable for the sheet punch, so that the sheet punch is easy to break or has an indefinite breaking period during punching, and maintenance after breaking is time-consuming and labor-consuming, thereby bringing great inconvenience to operators.
In view of this, the present inventors have proposed the following means.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art and provides a locking and pressing structure for a tiny punch in a stamping die.
In order to solve the technical problems, the utility model adopts the following technical scheme: the locking and pressing structure of the micro punch in the stamping die comprises an upper die plate, a first punch press block, a second punch press block and a fastening and adjusting device, wherein the first punch press block and the second punch press block are arranged in the upper die plate and are used for clamping and fixing a sheet punch, the fastening and adjusting device is arranged in the upper die plate and drives the first punch press block to clamp relative to the second punch press block, and the lower end of the sheet punch extends out of the lower end face of the upper die plate.
In the technical scheme, the lower end of the sheet punch extends out of the lower end face of the upper template; during punching, the lower end part of the sheet punch performs punching action on a punching workpiece in the lower die plate to form a punching hole.
Furthermore, in the above technical scheme, the fastening adjusting device comprises a fixed block arranged in the upper die plate and an adjusting screw spirally mounted on the fixed block, the adjusting screw is spirally mounted on the side surface of the upper die plate, and the end part of the adjusting screw is propped against the outer side surface of the first punch pressing block.
Furthermore, in the above technical scheme, a first notch is formed in the upper die plate, a first screw hole penetrating through the first notch is formed in the side face of the upper die plate, the first punch press block and the second punch press block are mounted in the first notch in an embedded mode, the adjusting screw is mounted in the first screw hole in a threaded mode, and the end portion of the adjusting screw penetrates through the first screw hole to be abutted to the outer side face of the first punch press block.
Furthermore, in the above technical scheme, the fastening adjusting device comprises a fixed block arranged in the upper die plate and an adjusting screw spirally mounted on the fixed block, the adjusting screw is spirally mounted on the side surface of the upper die plate, and the end part of the adjusting screw is propped against the outer side surface of the first punch pressing block.
Furthermore, in the above technical scheme, be equipped with first notch and the second notch of mutual intercommunication on the cope match-plate pattern, first punch briquetting and second punch briquetting inlay and install in this first notch, this fixed block inlay and install in this second notch, and this fixed block has the second screw that link up, the cope match-plate pattern side is provided with the instrument hole that corresponds with the second screw, and the adjusting screw passes in this second screw after this instrument hole spiral is fixed in, and this adjusting screw tip passes this second screw in order to support with the lateral surface of first punch briquetting and press.
Furthermore, in the above technical solution, the cross section of the second slot is T-shaped, and the cross section of the fixing block is T-shaped.
In the above technical solution, the first punch press has a first positioning surface adapted to a side surface of the sheet punch; the second punch press block is provided with a second positioning surface matched with the other side surface of the sheet punch, and the first positioning surface and the second positioning surface are matched and clamped to fix the sheet punch.
By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the sheet-shaped punch is clamped and fixed by the fastening and adjusting device, the first punch pressing block and the second punch pressing block in a matched manner, so that the contact area between the sheet-shaped punch and the pressing block is increased, the stress of the sheet-shaped punch is uniform, the stability of the sheet-shaped punch during punching is ensured, the problem that the sheet-shaped punch is easy to break or the breakage period is uncertain is effectively solved, the service life of the sheet-shaped punch is prolonged, and the service period is extremely long through verification; furthermore, the overall efficiency of the die is enhanced, and convenience is brought to operators; meanwhile, the punch press block can be detached and replaced, and the punch press block matched with the punch press block in different shapes can be used for sheet-shaped punches, so that a plurality of different special-shaped punches can be matched, and the application range is wider.
Description of the drawings:
FIG. 1 is an exploded schematic view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is an exploded view of the present utility model;
fig. 4 is a perspective view of a sheet punch in accordance with the present utility model.
The specific embodiment is as follows:
the utility model will be further described with reference to specific examples and figures.
The locking and pressing structure for the micro punch in the stamping die comprises an upper die plate 1, a first punch press block 3 and a second punch press block 4 which are arranged in the upper die plate 1 and used for clamping and fixing a sheet punch 5, and a fastening and adjusting device 2 which is arranged in the upper die plate and drives the first punch press block to clamp relative to the second punch press block, wherein the lower end of the sheet punch 5 extends out of the lower end face of the upper die plate 1 so as to clamp and fix the sheet punch 5 by matching the fastening and adjusting device 2, the first punch press block 3 and the second punch press block 4.
The lower end of the sheet punch 5 extends out of the lower end face of the upper template 1; during punching, the lower end of the sheet punch 5 performs punching operation on the punching workpiece 7 in the lower die plate 6 to form a punching hole 8.
The fastening adjusting device 2 comprises a fixed block 22 arranged in the upper die plate 1 and an adjusting screw 21 spirally arranged on the fixed block 22, the adjusting screw 21 is spirally arranged on the side surface of the upper die plate 1, the end part of the adjusting screw 21 is propped against the outer side surface of the first punch press block, the upper die plate 1 is provided with a first notch 11, the side surface of the upper die plate 1 is provided with a first screw hole penetrating through the first notch 11, the first punch press block 3 and the second punch press block 4 are embedded and arranged in the first notch 11, the adjusting screw 21 is spirally arranged in the first screw hole, and the end part of the adjusting screw 21 penetrates through the first screw hole to prop against the outer side surface of the first punch press block, so that the pressure of the adjusting screw 21 to the first punch press block 3 can be adjusted as required, the sheet punch 5 is prevented from being broken due to overlarge pressure, and the upper end stress of the sheet punch 5 can be more uniform.
Or, be equipped with first notch 11 and the second notch 12 of intercommunication on the cope match-plate pattern 1, first punch briquetting 3 and second punch briquetting 4 inlay and install in this first notch 11, this fixed block 22 inlay and install in this second notch 12, and this fixed block 22 has the second screw 221 that link up, cope match-plate pattern 1 side is provided with the instrument hole 13 that corresponds with second screw 221, and adjusting screw 21 passes in this second screw 221 after this instrument hole 13 spiral is fixed in, and should adjusting screw 21 tip pass this second screw 221 in order to support with the lateral surface of first punch briquetting 3 and press, can make the firm centre gripping slice punch 5 of first punch briquetting 3 and second punch briquetting 4 for slice punch 5 and the area of contact of briquetting increase, atress is even, has guaranteed the stability of slice punch 5 when punching next time.
The cross section of second notch 12 is T font, and the cross section of this fixed block 22 is T font, and T font makes fixed block 22 reach spacing effect in the horizontal direction, has avoided fixed block 22 atress to produce the condition of slip or not hard up when installing adjusting screw 21 to do not influence the removal on the vertical direction, conveniently dismantle, further improved the suitability of device.
The first punch press 3 is provided with a first positioning surface 31 which is matched with one side surface of the sheet punch 5; the second punch press 4 is provided with a second positioning surface 41 which is matched with the other side surface of the punch 5, and the first positioning surface 31 and the second positioning surface 41 are matched and clamped to fix the punch 5, so that the structure ensures that the punch 5 is uniformly stressed when in use, and the situation that the stress of the sheet-shaped punch 5 is uneven is avoided.
The first notch 11 and the second notch 12 are vertically communicated; the fixing block 22, the first punch press 3 and the second punch press 4 are all detachable from the upper direction and the lower direction, and the first positioning surface 31 and the second positioning surface 41 of the first punch press 3 and the second punch press 4 can be changed according to different shapes of the punches, so that the locking and pressing structure can be also applied to cylindrical punches, square punches and T-shaped punches.
The utility model mainly aims at the locking pressure of special-shaped micro-punches in a stamping die, in particular to a sheet punch, and clamps and fixes the sheet punch 5 by matching the fastening and adjusting device 2, the first punch press block 3 and the second punch press block 4, so that the contact area between the sheet punch 5 and the punch press block is increased, the stress of the sheet punch 5 is uniform, the stability of the punch during stamping is ensured, and the tightness degree of the fastening and adjusting device 2 on the punch press block is adjustable, thereby effectively solving the problems that the punch is easy to break and the breaking period is uncertain, and achieving the purpose of prolonging the service life of the sheet punch 5.
It is understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, but rather is to be accorded the full scope of all such modifications and equivalent structures, features and principles as set forth herein.
Claims (9)
1. The utility model provides a lock presses structure to small punch in stamping die which characterized in that includes: the punch press comprises an upper die plate (1), a first punch press block (3) and a second punch press block (4) which are arranged in the upper die plate (1) and used for clamping and fixing a sheet punch (5), and a fastening adjusting device (2) which is arranged in the upper die plate and used for driving the first punch press block to clamp relative to the second punch press block, wherein the lower end of the sheet punch (5) extends out of the lower end face of the upper die plate (1).
2. The structure for locking and pressing a tiny punch in a stamping die according to claim 1, wherein: the fastening and adjusting device (2) comprises an adjusting screw (21), the adjusting screw (21) is spirally arranged on the side face of the upper die plate (1), and the end part of the adjusting screw (21) is propped against the outer side face of the first punch press block.
3. The structure for locking and pressing a minute punch in a press die according to claim 2, wherein: be equipped with first notch (11) on cope match-plate pattern (1), and this cope match-plate pattern (1) side is provided with the first screw that link up first notch (11), first punch briquetting (3) and second punch briquetting (4) inlay and install in this first notch (11), this adjusting screw (21) spiral install in this first screw to this adjusting screw (21) tip is passed this first screw in order to support with the lateral surface of first punch briquetting and press.
4. The structure for locking and pressing a tiny punch in a stamping die according to claim 1, wherein: the fastening and adjusting device (2) comprises a fixed block (22) arranged in the upper die plate (1) and an adjusting screw (21) spirally arranged on the fixed block (22), the adjusting screw (21) is exposed out of a tool hole (13) on the side surface of the upper die plate (1), and the end part of the adjusting screw (21) is propped against the outer side surface of the first punch press block.
5. The structure for locking and pressing a tiny punch in a stamping die according to claim 4, wherein: be equipped with first notch (11) and second notch (12) of intercommunication on cope match-plate pattern (1), first punch briquetting (3) and second punch briquetting (4) inlay and install in this first notch (11), this fixed block (22) inlay and install in this second notch (12), and this fixed block (22) have second screw (221) that link up, instrument hole (13) and second screw (221) of cope match-plate pattern (1) side correspond, and adjusting screw (21) pass in this second screw (221) after this instrument hole (13) spiral is fixed in, and this adjusting screw (21) tip pass this second screw (221) in order to support with the lateral surface of first slice punch briquetting and press.
6. The structure for locking and pressing a tiny punch in a stamping die according to claim 5, wherein: the cross section of the second notch (12) is T-shaped, and the cross section of the fixed block (22) is T-shaped.
7. The structure for locking and pressing a minute punch in a press die according to any one of claims 1 to 6, characterized in that: the first punch press block (3) is provided with a first positioning surface (31) which is matched with one side surface of the sheet punch (5); the second punch press block (4) is provided with a second positioning surface (41) which is matched with the other side surface of the sheet punch (5), and the first positioning surface (31) and the second positioning surface (41) are matched to clamp and fix the sheet punch (5).
8. The structure for locking and pressing a small punch in a stamping die according to claim 7, wherein: the cross section of the sheet punch (5) is S-shaped, and the cross sections of the first positioning surface (31) and the second positioning surface (41) are S-shaped.
9. The structure for locking and pressing a tiny punch in a stamping die according to claim 5, wherein: the first notch (11) and the second notch (12) are all vertically communicated, and the fixing block, the first punch press block (3) and the second punch press block (4) can be detached from the upper direction and the lower direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321713331.0U CN220127393U (en) | 2023-06-30 | 2023-06-30 | Lock pressing structure for tiny punch in stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321713331.0U CN220127393U (en) | 2023-06-30 | 2023-06-30 | Lock pressing structure for tiny punch in stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220127393U true CN220127393U (en) | 2023-12-05 |
Family
ID=88957949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321713331.0U Active CN220127393U (en) | 2023-06-30 | 2023-06-30 | Lock pressing structure for tiny punch in stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220127393U (en) |
-
2023
- 2023-06-30 CN CN202321713331.0U patent/CN220127393U/en active Active
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| GR01 | Patent grant | ||
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