CN216857923U - Cut five metals and prevent jumping bits mould structure - Google Patents
Cut five metals and prevent jumping bits mould structure Download PDFInfo
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- CN216857923U CN216857923U CN202123129590.2U CN202123129590U CN216857923U CN 216857923 U CN216857923 U CN 216857923U CN 202123129590 U CN202123129590 U CN 202123129590U CN 216857923 U CN216857923 U CN 216857923U
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Abstract
The utility model discloses a scrap-jumping-preventing die structure for cutting hardware, which comprises a knife edge insert reinforcing sleeve, wherein a knife edge insert is arranged in the knife edge insert reinforcing sleeve, a punch head for cutting a hardware terminal is arranged above the knife edge insert, the lower end of the punch head is provided with a stopping part, an arc-shaped transition part and a stamping part which are integrally connected, a supporting inclined surface for supporting the stopping part is arranged on the knife edge insert, a material groove for the movement of the stamping part is formed in the knife edge insert, a boss is vertically arranged in the material groove, the upper end of the boss is flush with the supporting inclined surface, and a groove matched with the boss is formed in the stamping part. According to the anti-scrap-jumping die structure for cutting hardware, provided by the utility model, hardware scraps can be forcibly pressed into the rear die material groove and smoothly discharged, and the problems of product appearance, serious quality and the like caused by the fact that the scraps run into a product are avoided.
Description
Technical Field
The utility model relates to a scrap-jumping-preventing die structure for cut hardware, and belongs to the technical field of die design.
Background
In the prior art, an injection mold punch and a knife edge insert are matched to cut the hardware terminal, but scraps generated after hardware cutting during injection molding production easily run into a product, so that the problems of product appearance, serious quality and the like are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a cut hardware scrap-jumping-prevention die structure which can forcibly press hardware scrap into a rear die material groove and smoothly discharge the hardware scrap, and avoids the problems of product appearance, serious quality and the like caused by the fact that the scrap runs into a product.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a cut five metals and prevent jumping bits mould structure, includes edge of a knife mold insert reinforcement sleeve, be provided with the edge of a knife mold insert in the edge of a knife mold insert reinforcement sleeve, edge of a knife mold insert top is provided with the drift that is used for cutting the five metals terminal, the drift lower extreme is provided with backstop portion, arc transition portion and the punching press portion of a body coupling, be provided with on the edge of a knife mold insert and be used for supporting the support inclined plane of backstop portion, it is used for in a wretched state to have seted up in the edge of a knife mold insert the material of punching press portion motion is in a wretched state, the vertical direction in the material is in a wretched state is provided with the boss, the upper end of boss with support inclined plane parallel and level, seted up in the punching press portion with boss complex recess.
The number of the punch heads is 2, and the number of the material grooves in the knife edge insert is 2.
The arc transition portion is chamfer angle structure, and the diameter is 0.5 mm.
The length of the groove is 0.5 mm.
The length of the boss is 2.5-3 mm.
The boss is located in the middle of the material groove.
The utility model has the beneficial effects that: according to the anti-scrap-jumping die structure for the cut hardware, the arc-shaped transition part is designed at the supporting position between the stopping part and the punching part of the punch, the R angle is enlarged, the material scraps can be shielded, meanwhile, the boss is vertically arranged in the material groove, the contact area between the material scraps and the material groove can be increased through the design of the boss, the material scraps generated in the cutting process can be forcibly pressed into the material of the knife edge insert and smoothly discharged, and the problems that the product appearance and the serious quality are caused when the material scraps generated in the cutting process run into the product can be avoided.
Drawings
FIG. 1 is a schematic perspective view of a scrap-jumping-preventing die structure for cutting hardware according to the present invention;
FIG. 2 is a schematic view of the structure of the cutting insert of the present invention;
FIG. 3 is a schematic view of the structure of the punch according to the present invention;
FIG. 4 is an enlarged schematic view of the lower end of the punch of FIG. 3;
fig. 5 is a schematic view of the cooperating structure of the cutting insert and the punch according to the present invention.
The reference numbers in the figures are as follows: 1-knife edge insert; 2-knife edge insert reinforcing sleeve; 3-punching head; 4-a hardware terminal; 11-supporting inclined plane, 12-material groove; 121-boss; 31-a stop; 32-an arcuate transition; 33-a punch; 331-groove.
Detailed Description
The present invention is further described with reference to the accompanying drawings, and the following examples are only for clearly illustrating the technical solutions of the present invention, and should not be taken as limiting the scope of the present invention.
As shown in fig. 1 to 5, the utility model provides a scrap-jumping-preventing die structure for cutting hardware, which comprises a knife edge insert reinforcing sleeve 2, a knife edge insert 1 is arranged in the knife edge insert reinforcing sleeve 2, a punch 3 for cutting a hardware terminal 4 is arranged above the knife edge insert 1, a stopping portion 31, an arc-shaped transition portion 32 and a punching portion 33 which are integrally connected are arranged at the lower end of the punch 3, a supporting inclined surface 11 for supporting the stopping portion 31 is arranged on the knife edge insert 1, a material groove 12 for moving the punching portion 33 is arranged in the knife edge insert 1, a boss 121 is arranged in the material groove 12 in the vertical direction, the upper end of the boss 121 is flush with the supporting inclined surface 11, and a groove 331 matched with the boss 121 is arranged on the punching portion 33.
Preferably, the number of the punches 3 is 2, and the number of the material grooves 12 in the cutting insert 1 is 2.
Preferably, the arcuate transition 32 is a chamfered structure having a diameter of 0.5 mm.
Preferably, the length of the groove 331 is 0.5 mm.
Preferably, the length of the boss 121 is 2.5 to 3 mm.
Preferably, the boss 121 is located at the middle position of the material slot 12.
The working principle of the utility model is as follows: the hardware terminal 4 is placed on the knife edge insert 1, the punch 3 moves downwards to cut the hardware terminal 4, and material scraps generated in the cutting process are forced to be pressed into the material groove 12 of the knife edge insert 1 and are smoothly discharged.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.
Claims (6)
1. The utility model provides a cut five metals and prevent jumping bits mould structure which characterized in that: including edge of a knife mold insert reinforcement sleeve (2), be provided with edge of a knife mold insert (1) in edge of a knife mold insert reinforcement sleeve (2), edge of a knife mold insert (1) top is provided with drift (3) that are used for cutting five metals terminal (4), drift (3) lower extreme is provided with backstop portion (31), arc transition portion (32) and punching press portion (33) of body coupling, be provided with on edge of a knife mold insert (1) and be used for supporting support inclined plane (11) of backstop portion (31), it is used for to have seted up in a wretched state (12) of material of punching press portion (33) motion in edge of a knife mold insert (1), vertical direction is provided with boss (121) in a wretched state (12), the upper end of boss (121) with support inclined plane (11) parallel and level, seted up on punching press portion (33) with boss (121) complex recess (331).
2. The hardware scrap-jumping-preventing die structure for cutting according to claim 1, is characterized in that: the number of the punch heads (3) is 2, and the number of the material grooves (12) in the knife edge insert piece (1) is 2.
3. The hardware scrap-jumping-preventing die structure for cutting according to claim 1, is characterized in that: the arc transition portion (32) is of an inverted R-shaped angle structure, and the diameter of the arc transition portion is 0.5 mm.
4. The hardware scrap-jumping-preventing die structure for cutting according to claim 1, is characterized in that: the length of the groove (331) is 0.5 mm.
5. The hardware scrap-jumping-preventing die structure for cutting according to claim 1, is characterized in that: the length of the boss (121) is 2.5-3 mm.
6. The hardware scrap-jumping-preventing die structure for cutting according to claim 1, is characterized in that: the boss (121) is located in the middle of the material groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123129590.2U CN216857923U (en) | 2021-12-14 | 2021-12-14 | Cut five metals and prevent jumping bits mould structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123129590.2U CN216857923U (en) | 2021-12-14 | 2021-12-14 | Cut five metals and prevent jumping bits mould structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216857923U true CN216857923U (en) | 2022-07-01 |
Family
ID=82147607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123129590.2U Active CN216857923U (en) | 2021-12-14 | 2021-12-14 | Cut five metals and prevent jumping bits mould structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216857923U (en) |
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2021
- 2021-12-14 CN CN202123129590.2U patent/CN216857923U/en active Active
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