CN210632779U - Stamping die with punch protection device - Google Patents
Stamping die with punch protection device Download PDFInfo
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- CN210632779U CN210632779U CN201920875950.7U CN201920875950U CN210632779U CN 210632779 U CN210632779 U CN 210632779U CN 201920875950 U CN201920875950 U CN 201920875950U CN 210632779 U CN210632779 U CN 210632779U
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- punch
- die
- outer sleeve
- cutting edge
- drift
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Abstract
The utility model discloses a stamping die with a punch protection device, which belongs to the technical field of stamping dies and comprises an upper die and a lower die, wherein the upper die is positioned above the lower die, the bottom end of the upper die is connected with a plurality of punches, the upper end of the lower die is provided with a plurality of stamping female dies, the punches are matched with the stamping female dies, each punch comprises an outer sleeve and a punch cutting edge, the outer sleeve is connected with the upper die, the left inner wall and the right inner wall of the outer sleeve are both provided with sliding grooves, elastic sliders are connected in the sliding grooves in a sliding way, one ends of the elastic sliders far away from the sliding grooves are fixedly connected with the punch cutting edges, buffer sponges are placed in the outer sleeve, the upper ends and the lower ends of the buffer sponges are respectively contacted with the inner top end of the outer sleeve and the upper ends of the punch cutting edges, when the punch cutting, the punch cutting edge is not easy to damage and is convenient to replace.
Description
Technical Field
The utility model relates to a stamping die technical field, more specifically say, relate to a stamping die with drift protection device.
Background
The stamping die is a special technological equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die holder (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.
In the process of punching a workpiece by a punch in the existing punching die, the workpiece gives a reverse acting force to a punch blade, and the punch blade is fixed with an upper die in a connecting way, so that the punch blade is easy to damage.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a stamping die with drift protection device, it can realize that the drift cutting edge when punching press the work piece, and the effort of buffering is provided for the drift cutting edge to the outer sleeve, makes the drift cutting edge not fragile, and is convenient for change the drift cutting edge.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A punching die with a punch protection device comprises an upper die and a lower die, wherein the upper die is positioned above the lower die, a plurality of punches are connected to the bottom end of the upper die, a plurality of punching female dies are arranged at the upper end of the lower die, the punches are matched with the punching female dies, each punch comprises an outer sleeve and a punch cutting edge, the outer sleeve is connected with the upper die, sliding grooves are formed in the left inner wall and the right inner wall of the outer sleeve, elastic sliders are connected in the sliding grooves in a sliding mode, one ends, far away from the sliding grooves, of the elastic sliders are fixedly connected with the punch cutting edges, a buffer sponge is placed inside the outer sleeve, the upper ends and the lower ends of the buffer sponge are respectively contacted with the inner top end and the upper end of the punch cutting edge of the outer sleeve, jacks are formed in the left outer end and the right outer end of the outer sleeve, the outer sleeve provides a buffering acting force for the punch cutting edge, so that the punch cutting edge is not easy to damage and is convenient to replace.
Further, the equal fixedly connected with stopper of two inner walls about the punching press die, two distance between the stopper is less than the width of drift cutting edge, when the drift cutting edge downstream was punched the work piece, the setting up of stopper can play limiting displacement to the drift cutting edge on the one hand, and on the other hand can make the waste material that produces drop on the stopper in the punching press process.
Further, buffering sponge outer pot head is equipped with the protective sheath, the protective sheath is the rubber material, outer sleeve inner wall and drift cutting edge all contact with the protective sheath, and the in-process of drift cutting edge rebound extrusion buffering sponge, setting up of protective sheath make the buffering sponge be difficult for warping because of using the number of times too much and scattering, play the effect of a parcel protection to the buffering sponge.
Furthermore, the aperture of jack is less than the diameter of elastic sliding block, and the central point of jack and elastic sliding block's central point all are located same horizontal plane, and when buffering sponge wearing and tearing were great, make things convenient for the operator to pass through the jack with the ejecting sliding tray of elastic sliding block, and then take out the drift cutting edge to can take out the buffering sponge and change.
Furthermore, the surfaces of the elastic sliding blocks and the sliding grooves, which are in mutual contact, are provided with polishing layers, so that when the punch blade punches a workpiece, the elastic sliding blocks slide more smoothly in the sliding grooves, and the punch blade punching process is smoother.
Furthermore, both the left bottom end and the right bottom end of the punch cutting edge are subjected to rounding treatment, so that the bottom end of the punch cutting edge is not easy to clamp materials in the process of recovering the original position after the punch cutting edge completes stamping work.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize that the drift cutting edge when punching press the work piece, the outer sleeve provides the effort of a buffering for the drift cutting edge, makes the drift cutting edge not fragile, and is convenient for change the drift cutting edge.
(2) The equal fixedly connected with stopper of two inner walls about the punching press die, distance between two stoppers is less than the width of drift cutting edge, when the drift cutting edge downstream was punched the work piece, the setting up of stopper can play limiting displacement to the drift cutting edge on the one hand, and on the other hand can make the waste material that produces drop on the stopper in the punching press process.
(3) Buffering sponge outer pot head is equipped with the protective sheath, and the protective sheath is the rubber material, and outer sleeve inner wall and drift cutting edge all contact with the protective sheath, and the drift cutting edge rebound extrudees the in-process of buffering sponge, and the setting up of protective sheath makes the buffering sponge be difficult for warping because of using the number of times too much and scattering, plays the effect of a parcel protection to the buffering sponge.
(4) The aperture of jack is less than the diameter of elastic sliding block, and the central point of jack and elastic sliding block's central point all are located same horizontal plane, when buffering sponge wearing and tearing are great, make things convenient for the operator to pass through the jack with the ejecting sliding tray of elastic sliding block, and then take out the drift cutting edge to can take out the buffering sponge and change.
(5) The surface that elastic sliding block and sliding tray contacted each other all is equipped with polishing layer, and when making drift cutting edge punching press work piece, elastic sliding block slided more smoothly in the sliding tray, and then made drift cutting edge punching press process more smooth.
(6) The left bottom end and the right bottom end of the cutting edge of the punch are both subjected to rounding treatment, so that the bottom end of the cutting edge of the punch is not easy to clamp in the process of recovering the original position after the punching work of the cutting edge of the punch is completed.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic structural view of the punch part of the present invention;
fig. 4 is the schematic structural diagram of the punch blade of the present invention moving upward to extrude the protective sheath and the buffering sponge.
The reference numbers in the figures illustrate:
the punching die comprises an upper die 1, an outer sleeve 21, a punch blade 22, a sliding groove 23, an elastic sliding block 24, a protective sleeve 25, a buffer sponge 26, a jack 27, a lower die 3, a punching female die 4 and a limiting block 5.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a stamping die with a punch protection device includes an upper die 1 and a lower die 3, the upper die 1 is located above the lower die 3, the bottom end of the upper die 1 is connected with a plurality of punches, the upper end of the lower die 3 is provided with a plurality of stamping female dies 4, and the punches are matched with the stamping female dies 4.
Please refer to fig. 2, the two inner walls on the left and right of the punching die 4 are fixedly connected with limit blocks 5, the distance between the two limit blocks 5 is smaller than the width of the punch cutting edge 22, when the punch cutting edge 22 moves downwards to punch a workpiece, the limit blocks 5 can limit the punch cutting edge 22, and on the other hand, waste materials generated in the punching process can drop on the limit blocks 5.
Referring to fig. 3, the punch includes an outer sleeve 21 and a punch blade 22, the outer sleeve 21 is connected to the upper die 1, sliding grooves 23 are cut on both left and right inner walls of the outer sleeve 21, an elastic slider 24 is slidably connected to the sliding grooves 23, polishing layers are disposed on the surfaces of the elastic slider 24 and the sliding grooves 23, so that when the punch blade 22 punches a workpiece, the elastic slider 24 slides more smoothly in the sliding grooves 23, further, the punching process of the punch cutting edge 22 is smoother, one end of the elastic sliding block 24, which is far away from the sliding groove 23, is fixedly connected with the punch cutting edge 22, the left bottom end and the right bottom end of the punch cutting edge 22 are both subjected to rounding treatment, so that in the process of restoring the punch cutting edge 22 to the original position after the punching work is completed, the bottom end of the punch cutting edge 22 is not easy to clamp materials, the buffer sponge 26 is placed inside the outer sleeve 21, and the upper end and the lower end of the buffer sponge 26 are respectively contacted with the top end in the outer sleeve 21 and the upper end of the punch cutting edge 22.
Referring to fig. 3, a protective sleeve 25 is sleeved on the outer end of the buffering sponge 26, the protective sleeve 25 is made of rubber, the inner wall of the outer sleeve 21 and the punch blade 22 are both in contact with the protective sleeve 25, during the process that the punch blade 22 moves upwards to extrude the buffering sponge 26, the protective sleeve 25 is arranged to prevent the buffering sponge 26 from being deformed and scattered due to excessive use times, plays a role in wrapping and protecting the buffer sponge 26, the left and right outer ends of the outer sleeve 21 are both provided with insertion holes 27, the insertion holes 27 are communicated with the sliding groove 23, the aperture of the insertion holes 27 is smaller than the diameter of the elastic sliding block 24, and the central point of the insertion hole 27 and the central point of the elastic sliding block 24 are all located on the same horizontal plane, when the abrasion of the buffer sponge 26 is large, an operator can conveniently push the elastic slide block 24 out of the sliding groove 23 through the insertion hole 27, the punch blade 22 is then removed, and the cushion sponge 26 can be removed and replaced.
When a punch (i.e. the punch blade 22 and the outer sleeve 21) punches a workpiece, the workpiece has a reverse acting force on the punch blade 22 in the process that the punch blade 22 presses the workpiece downward, please refer to fig. 4, so that the punch blade 22 moves upward in the outer sleeve 21, and the elastic slider 24 slides in the sliding groove 23, at this time, the buffering sponge 26 is in a compressed state due to the upward extrusion force of the punch blade 22, and plays a role of buffering protection for the punch blade 22, wherein the purpose of the arrangement of the insertion hole 27 is that when the buffering sponge 26 is worn greatly, an operator can push the elastic slider 24 out of the sliding groove 23 through the insertion hole 27 by means of an external tool, and then take out the punch blade 22, so as to take out and replace the buffering sponge 26, and in this process, when the punch blade 22 is damaged, the punch blade 22 can also be taken out and replaced through the insertion hole 27, when the punch blade 22 punches a workpiece, the outer sleeve 21 provides a buffering acting force for the punch blade 22, so that the punch blade 22 is not easy to damage and the punch blade 22 is convenient to replace.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. The utility model provides a stamping die with drift protection device, includes upper die (1) and bed die (3), its characterized in that: go up the top that mould (1) is located bed die (3), it is connected with a plurality of drifts to go up mould (1) bottom, lower mould (3) upper end is excavated and is had a plurality of punching press die (4), drift and punching press die (4) phase-match, the drift includes outer sleeve (21) and drift cutting edge (22), outer sleeve (21) are connected with last mould (1), sliding tray (23) have all been excavated to both inner walls about outer sleeve (21), sliding tray (23) sliding connection has elastic sliding block (24), the one end and drift cutting edge (22) fixed connection that sliding tray (23) were kept away from in elastic sliding block (24), buffer sponge (26) have been placed to outer sleeve (21) inside, both ends contact with top and drift cutting edge (22) upper end in outer sleeve (21) respectively about buffer sponge (26), both ends are excavated about outer sleeve (21) have jack (27), the insertion hole (27) is communicated with the sliding groove (23).
2. The stamping die with punch protection device as claimed in claim 1, wherein: the punching die is characterized in that limiting blocks (5) are fixedly connected to the left inner wall and the right inner wall of the punching die (4), and the distance between the limiting blocks (5) is smaller than the width of a punch cutting edge (22).
3. The stamping die with punch protection device as claimed in claim 1, wherein: buffer sponge (26) outer pot head is equipped with protective sheath (25), protective sheath (25) are the rubber material, outer sleeve (21) inner wall and drift cutting edge (22) all contact with protective sheath (25).
4. The stamping die with punch protection device as claimed in claim 1, wherein: the aperture of the insertion hole (27) is smaller than the diameter of the elastic sliding block (24), and the central point of the insertion hole (27) and the central point of the elastic sliding block (24) are both located on the same horizontal plane.
5. The stamping die with punch protection device as claimed in claim 1, wherein: polishing layers are arranged on the surfaces of the elastic sliding blocks (24) and the sliding grooves (23) which are in mutual contact.
6. The stamping die with punch protection device as claimed in claim 1, wherein: and the left bottom end and the right bottom end of the punch cutting edge (22) are both subjected to rounding treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920875950.7U CN210632779U (en) | 2019-06-12 | 2019-06-12 | Stamping die with punch protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920875950.7U CN210632779U (en) | 2019-06-12 | 2019-06-12 | Stamping die with punch protection device |
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| Publication Number | Publication Date |
|---|---|
| CN210632779U true CN210632779U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920875950.7U Active CN210632779U (en) | 2019-06-12 | 2019-06-12 | Stamping die with punch protection device |
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| CN (1) | CN210632779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997394A (en) * | 2020-08-06 | 2020-11-27 | 广东汉威城建有限公司 | Movable lifting type closed channel enclosure for interior decoration and reconstruction project |
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2019
- 2019-06-12 CN CN201920875950.7U patent/CN210632779U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997394A (en) * | 2020-08-06 | 2020-11-27 | 广东汉威城建有限公司 | Movable lifting type closed channel enclosure for interior decoration and reconstruction project |
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