CN215199231U - Prevent stamping device of jumping bits - Google Patents
Prevent stamping device of jumping bits Download PDFInfo
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- CN215199231U CN215199231U CN202023146994.8U CN202023146994U CN215199231U CN 215199231 U CN215199231 U CN 215199231U CN 202023146994 U CN202023146994 U CN 202023146994U CN 215199231 U CN215199231 U CN 215199231U
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Abstract
The utility model relates to a stamping device for preventing scrap jumping, which comprises a stripping insert, wherein a stamping hole is arranged in the stripping insert, a punch is embedded and connected in the stamping hole, a stamping material is connected below the stripping insert, a knife edge main body I is connected below the stamping material, and one adjacent side of the knife edge main body I is connected with a knife edge main body II, the utility model discloses a barb structure is arranged on the knife edge main body I and the knife edge main body II, and the knife edge main body I and the knife edge main body II, the barb structure can clamp the waste material under stamping at the barb structure after the stamping is finished, thereby greatly solving the problems of the traditional scrap jumping prevention structure that the scrap jumping prevention probability is gradually reduced, the knife edge is seriously worn, the service life is shorter, the product yield is low, the time and the labor cost are high, the optimization of the die stability is reached, the production efficiency is improved, and the occupancy rate of stamping equipment is reduced, the production cost is reduced.
Description
Technical Field
The utility model relates to a prevent stamping device of bits of jumping belongs to punching press production technical field.
Background
Traditional unloading technology, the waste material does not rise along with the punching pin and jump out the edge of a knife face when satisfying the unloading, so adopt the drift to grind special-shaped mode, change its smooth form originally, the material is dragged earlier during the unloading and is out of shape the back and cut again, and the material gets into the edge of a knife back owing to stress action kick-backs, and the card reaches the effect of preventing jumping the bits at the edge of a knife lateral wall, and the characteristics of this kind of mode are: the probability of scrap jumping of the waste can be reduced, but the side wall of the knife edge is easy to wear, and the scrap jumping effect is reduced along with the increase of the wear degree; because the waste material is clamped in the knife edge by the self stress, the waste material is not easy to discharge, and the knife edge is easy to block and damage, so that the production cost of time, manpower and the like is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stamping device of anti-bouncing bits, through edge of a knife main part one and edge of a knife main part two, edge of a knife main part one all is equipped with barb structure with edge of a knife main part two, barb structure can be in barb structure department with the waste material card under the punching press after the punching press is accomplished, it prevents bouncing bits probability and reduces gradually to have solved traditional anti-bouncing bits structure greatly, edge of a knife wearing and tearing are serious, short service life, the product yield is low, time and human cost height scheduling problem, reach the optimization to die stability, and improve production efficiency, reduce stamping equipment's occupancy, reduce manufacturing cost, promote manufacturing enterprise's competitiveness, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the punching device comprises a stripping plate insert, wherein a punching hole is formed in the stripping plate insert, a punch is connected to the inner portion of the punching hole in an embedded mode, a punching material is connected to the lower portion of the stripping plate insert, a knife edge main body I is connected to the lower portion of the punching material, a knife edge main body II is connected to one side, adjacent to the knife edge main body I, of the knife edge main body II, barbs are arranged on one sides of the knife edge main body I and the knife edge main body II, and the height of the barbs on the knife edge main body I is larger than that of the barbs on the knife edge main body II.
Furthermore, an electric telescopic rod is connected above the stripping insert, the top end of the electric telescopic rod is connected with the lower portion of the support frame, a base plate is arranged on one side of the lower portion of the support frame, and the upper portion of the base plate is connected with the knife edge main body I and the knife edge main body II.
Furthermore, the diameter of the punching hole is the same as that of the punch, and one circle of the edge of the punch is abutted against the inner wall of the punching hole.
Furthermore, the joint of the first knife edge main body and the upper part of the second knife edge main body is obliquely arranged, the length of an inclination angle is 1.6mm, the angle of the inclination angle is 3 degrees, and the section difference is 0.03-0.05 mm.
Furthermore, the plane of one side of the middle part of the first knife edge main body and the second knife edge main body, which is positioned below the barb, is vertical to the backing plate.
Furthermore, the local clearance between the edge of the punch and the first knife edge body and the second knife edge body is not more than 25%, and the punching hole and the knife edge formed by the first knife edge body and the second knife edge body are on the same vertical line and are transparent in straight line segments.
The utility model has the advantages that:
1. by arranging the first knife edge main body and the second knife edge main body, the first knife edge main body and the second knife edge main body can be mutually connected, so that the time for die filling and die matching can be greatly reduced, the special-shaped grinding of a punch is not needed, and the punch can be directly used by a flat-end punch; can effectual improvement lead to joining in marriage the phenomenon that mould time length differs because of joining in marriage mould personnel ability difference, reduce the risk when improving productivity greatly, electric telescopic handle can drive and take off the board mold insert and press on stamping material to make stamping material more stable prevent that stamping material from taking place to rock when the punching press, reduce manual operation, improve work efficiency.
2. The barb structures are arranged on the first knife edge main body and the second knife edge main body, so that the inherent limitation that the shapes of the punch and the knife edge are consistent is broken through, the problems that the original punch is unstable due to grinding of special-shaped anti-chip-jumping pieces, parts are seriously abraded, the production service life is short, the cost waste of manpower, time and the like is caused are solved, the phenomenon of chip-jumping can be effectively avoided, and the applicability is strong; the processing and manufacturing are simple, the process is simple, specific processing manufacturers are not needed, and the production cost such as time, labor and the like can be remarkably reduced in the stage of mass production of products.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a front view of a stamping device for preventing scrap jumping of the present invention;
FIG. 2 is a connection structure diagram of a first knife edge body and a second knife edge body of the stamping device for preventing scrap jumping of the utility model;
reference numbers in the figures: 1. stripping the plate insert; 2. punching a hole; 3. a punch; 4. stamping the material; 5. A knife edge main body I; 6. a knife edge main body II; 7. a barb; 8. an electric telescopic rod; 9. a support frame; 10. a backing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution:
the punching device capable of preventing scrap jumping comprises a stripping plate insert 1, wherein a punching hole 2 is formed in the stripping plate insert 1, a punch 3 is connected to the punching hole 2 in an embedded mode, a punching material 4 is connected to the lower portion of the stripping plate insert 1, a first knife edge main body 5 is connected to the lower portion of the punching material 4, a second knife edge main body 6 is connected to one side, adjacent to the first knife edge main body 5, barbs 7 are arranged on the first knife edge main body 5 and the second knife edge main body 6 and located below an inclined angle, and the height of the barbs 7 on the first knife edge main body 5 is larger than that of the barbs 7 on the second knife edge main body 6.
Specifically, as shown in fig. 1, an electric telescopic rod 8 is connected above the stripping insert 1, the top end of the electric telescopic rod 8 is connected below a support frame 9, a backing plate 10 is arranged on one side below the support frame 9, and the upper side of the backing plate 10 is connected with the first knife edge main body 5 and the second knife edge main body 6.
Specifically, as shown in fig. 1, the diameter of the punching hole 2 is the same as that of the punch 3, and a circle of the edge of the punch 3 abuts against the inner wall of the punching hole 2.
Specifically, as shown in fig. 1 and 2, the joint between the first knife edge main body 5 and the second knife edge main body 6 is arranged in an inclined manner, the length of the inclination angle is 1.6mm, the angle of the inclination angle is 3 degrees, and the step difference is 0.03-0.05 mm.
Specifically, as shown in fig. 1 and 2, a side plane of the middle of the first knife-edge body 5 and the second knife-edge body 6 below the barb 7 is perpendicular to the backing plate 10.
Specifically, as shown in fig. 1, a local gap between the edge of the punch 3 and the first blade body 5 and the second blade body 6 is not more than 25%, and the punching hole 2 and a blade formed by the first blade body 5 and the second blade body 6 are on the same vertical line and are through in straight line segments.
The utility model discloses the theory of operation: during the use, start electric telescopic handle 7, electric telescopic handle 7 drives takes off board mold insert 1 rebound, then place punching press material 4 in edge of a knife main part one 5 and edge of a knife main part two 6 tops, start electric telescopic handle 7 after that, electric telescopic handle 7 drives takes off board mold insert 1 rebound and presses on punching press material, then start the pneumatic cylinder and drive drift 3 rebound, punch a hole punching press material 4 when drift 3 contacts with punching press material 4, the waste material that falls that punches a hole continues rebound under the drive of drift 3, thereby inside leading-in barb 10 on edge of a knife main part one 5 and the edge of a knife main part two 6 with the waste material, and then prevent the appearance of jumping bits phenomenon, accomplish the use.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a prevent stamping device of bits of jumping, is including taking off board mold insert (1), its characterized in that: the stripping plate insert is characterized in that a stamping hole (2) is formed in the stripping plate insert (1), a punch (3) is connected to the stamping hole (2) in an embedded mode, a stamping material (4) is connected to the lower portion of the stripping plate insert (1), a knife edge main body I (5) is connected to the lower portion of the stamping material (4), a knife edge main body II (6) is connected to one side, adjacent to the knife edge main body I (5), of the knife edge main body I (5) and one side of the knife edge main body II (6) are respectively provided with a barb (7), and the height of the barb (7) on the knife edge main body I (5) is larger than that of the barb (7) on the knife edge main body II (6).
2. A chip-bouncing prevention punching device according to claim 1, characterized in that: the upper part of the stripping insert (1) is connected with an electric telescopic rod (8), the top end of the electric telescopic rod (8) is connected with the lower part of a support frame (9), one side of the lower part of the support frame (9) is provided with a base plate (10), and the upper part of the base plate (10) is connected with the knife edge main body I (5) and the knife edge main body II (6).
3. A chip-bouncing prevention punching device according to claim 1, characterized in that: the diameter of the punching hole (2) is the same as that of the punch (3), and the periphery of the edge of the punch (3) is abutted against the inner wall of the punching hole (2).
4. A chip-bouncing prevention punching device according to claim 1, characterized in that: the upper joint of the knife edge main body I (5) and the knife edge main body II (6) is obliquely arranged, the length of an inclination angle is 1.6mm, the angle of the inclination angle is 3 degrees, and the section difference is 0.03-0.05 mm.
5. A chip-jumping prevention punching apparatus according to claim 2, wherein: the plane of one side of the middle part of the knife edge main body I (5) and the knife edge main body II (6) below the barb (7) is vertical to the backing plate (10).
6. A chip-bouncing prevention punching device according to claim 1, characterized in that: the edge of the punch (3) and the knife edge body I (5) and the knife edge body II (6) are not larger than 25% in local clearance, and the punching hole (2) and the knife edge formed by the knife edge body I (5) and the knife edge body II (6) are on the same vertical line and are transparent in straight line segments.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202023146994.8U CN215199231U (en) | 2020-12-24 | 2020-12-24 | Prevent stamping device of jumping bits |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202023146994.8U CN215199231U (en) | 2020-12-24 | 2020-12-24 | Prevent stamping device of jumping bits |
Publications (1)
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CN215199231U true CN215199231U (en) | 2021-12-17 |
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CN202023146994.8U Active CN215199231U (en) | 2020-12-24 | 2020-12-24 | Prevent stamping device of jumping bits |
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2020
- 2020-12-24 CN CN202023146994.8U patent/CN215199231U/en active Active
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