CN213378776U - Novel punching die with high punching precision and difficult needle breakage - Google Patents
Novel punching die with high punching precision and difficult needle breakage Download PDFInfo
- Publication number
- CN213378776U CN213378776U CN202022217929.3U CN202022217929U CN213378776U CN 213378776 U CN213378776 U CN 213378776U CN 202022217929 U CN202022217929 U CN 202022217929U CN 213378776 U CN213378776 U CN 213378776U
- Authority
- CN
- China
- Prior art keywords
- needle
- punching
- needle body
- groove
- guide groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to a novel punching die with high punching precision and difficult needle breakage, which comprises an upper die; the upper die comprises a fixed seat body, a movable seat body and a punching needle; the movable seat body comprises a main seat body and a guide block fixed with the main seat body; the punching needle comprises a first needle body and a second needle body; the guide block is provided with a first guide groove matched with the first needle body, a second guide groove matched with the second needle body and a first clearance groove communicated with the first guide groove and the second guide groove; the first needle body and the second needle body are not in contact with the groove wall of the first clearance groove. When punching, the first needle body and the second needle body of the punching needle are respectively guided by the first guide groove and the second guide groove, the first needle body which is directly contacted with a workpiece moves more orderly and stably, and good punching precision is ensured; in addition, first keep away empty groove and do not contact with first needle body, second needle body, reduced the impact force to first needle body, second needle body, be favorable to prolonging the life who dashes the needle.
Description
Technical Field
The utility model relates to a hardware mould technical field, more specifically say, relate to a novel punching die of high and difficult broken needle of precision of punching a hole.
Background
The punching die is a typical single-process blanking die and is mainly used for punching parts. Fig. 3 shows a punching needle used in punching, which includes a first needle body 16, a second needle body 17 and a third needle body 19 arranged from bottom to top in sequence, wherein the first needle body 16 contacts with a workpiece, most of the existing punching dies only guide the second needle body 17, and the first needle body 16 does not guide, so that the punching precision is not high and the punching needle is easy to break. Therefore, there remains a need for improvements to existing punching dies.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a novel punching die of high and difficult broken needle of precision of punching a hole.
The utility model provides a technical scheme that its technical problem adopted is:
constructing a novel punching die which has high punching precision and is not easy to break a needle, wherein the novel punching die comprises an upper die; the upper die comprises a fixed seat body, a movable seat body and a punching needle; the movable seat body comprises a main seat body and a guide block fixed with the main seat body; the punching needle comprises a first needle body and a second needle body; the guide block is provided with a first guide groove matched with the first needle body, a second guide groove matched with the second needle body and a first clearance groove communicated with the first guide groove and the second guide groove; the first needle body and the second needle body are not in contact with the groove wall of the first clearance groove.
Preferably, the punch needle comprises a third needle body; the upper surface of the guide block is also provided with a second clearance groove communicated with the second guide groove; the third needle body and the second needle body are not in contact with the groove wall of the second clearance groove; the main seat body is provided with a third guide groove matched with the third needle body.
Preferably, the guide block comprises an upper block body and a lower block body which are arranged in a split manner; the second clearance groove and the second guide groove are both arranged on the upper block body; the first clearance groove and the first guide groove are arranged on the lower block body; the movable base body further comprises a bolt for integrally fixing the upper block body, the lower block body and the main base body.
Preferably, the lower surface of the main seat body is provided with a positioning groove matched with the guide block.
The beneficial effects of the utility model reside in that: when punching, the first needle body and the second needle body of the punching needle are respectively guided by the first guide groove and the second guide groove, the first needle body which is directly contacted with a workpiece moves more orderly and stably, and good punching precision is ensured; in addition, first keep away empty groove and do not contact with first needle body, second needle body, reduced the impact force to first needle body, second needle body, be favorable to prolonging the life who dashes the needle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:
fig. 1 is a cut-away view (in a mold closed state) of a novel punching mold with high punching precision and a non-breakable needle according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
figure 3 is a front view of the punch pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The novel punching die with high punching precision and difficult needle breakage in the preferred embodiment of the utility model is shown in figures 1-3 and comprises an upper die; the upper die comprises a fixed seat body 11, a movable seat body and a punching needle 13; the movable seat body comprises a main seat body 14 and a guide block 15 fixed with the main seat body 14; the punching needle 13 comprises a first needle body 16 and a second needle body 17; the guide block 15 is provided with a first guide groove 180 matched with the first needle body 16, a second guide groove 181 matched with the second needle body 17, and a first clearance groove 182 communicating the first guide groove 180 with the second guide groove 181; the first needle body 16 and the second needle body 17 are not in contact with the groove wall of the first clearance groove 182. During punching, the first needle body 16 and the second needle body 17 of the punching needle 13 are respectively guided by the first guide groove 180 and the second guide groove 181, the first needle body 16 which is directly contacted with a workpiece moves more orderly and stably, and good punching precision is ensured; in addition, the first clearance groove 182 is not in contact with the first needle body 16 and the second needle body 17, so that the impact force on the first needle body 16 and the second needle body 17 is reduced, and the service life of the punch needle 13 is prolonged.
It should be noted that the fixed base 11 is an existing structure, and includes an upper die base, an upper pad, and an upper clamp plate; the main seat body 14 is a conventional structure and comprises a stop plate and an upper stripper plate; the lower die 18 is of a conventional structure and comprises a lower die plate, a lower cushion plate, a lower die base and a lower cushion block.
As shown in fig. 2, the punch pin 13 includes a third pin body 19; the upper surface of the guide block 15 is also provided with a second clearance groove 183 communicated with the second guide groove 181; the third needle body 19 and the second needle body 17 are not in contact with the groove wall of the second clearance groove 183; the main body 14 is provided with a third guiding groove 184 adapted to the third needle body 19, so as to further optimize the guiding effect of the punch needle 13.
As shown in fig. 2, the guide block 15 comprises an upper block body 110 and a lower block body 111 which are separately arranged, so that the processing difficulty is reduced, and only damaged parts can be replaced; the second clearance groove 183 and the second guide groove 181 are both provided in the upper block body 110; the first clearance groove 182 and the first guide groove 180 are both arranged on the lower block body 111; the movable base further includes a bolt 112 for integrally fixing the upper block 110, the lower block 111 and the main base 14, which is convenient for assembly and disassembly.
As shown in fig. 2, the positioning groove 185 adapted to the guide block 15 is formed on the lower surface of the main housing 14, so that the positioning effect is good and the assembly is convenient.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (4)
1. A novel punching die with high punching precision and difficult needle breakage comprises an upper die; the upper die comprises a fixed seat body, a movable seat body and a punching needle; the movable seat body comprises a main seat body and a guide block fixed with the main seat body; the punching needle comprises a first needle body and a second needle body; the guide block is provided with a first guide groove matched with the first needle body, a second guide groove matched with the second needle body and a first clearance groove communicated with the first guide groove and the second guide groove; the first needle body and the second needle body are not in contact with the groove wall of the first clearance groove.
2. The novel punching die with high punching precision and difficult-to-break needle as claimed in claim 1, wherein the punching needle comprises a third needle body; the upper surface of the guide block is also provided with a second clearance groove communicated with the second guide groove; the third needle body and the second needle body are not in contact with the groove wall of the second clearance groove; the main seat body is provided with a third guide groove matched with the third needle body.
3. The novel punching die with high punching precision and difficult needle breakage as claimed in claim 2, characterized in that the guide block comprises an upper block body and a lower block body which are separately arranged; the second clearance groove and the second guide groove are both arranged on the upper block body; the first clearance groove and the first guide groove are arranged on the lower block body; the movable base body further comprises a bolt for integrally fixing the upper block body, the lower block body and the main base body.
4. The novel punching die with high punching precision and difficult needle breakage as claimed in claim 1, wherein the lower surface of the main base body is provided with a positioning groove adapted to the guide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022217929.3U CN213378776U (en) | 2020-09-30 | 2020-09-30 | Novel punching die with high punching precision and difficult needle breakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022217929.3U CN213378776U (en) | 2020-09-30 | 2020-09-30 | Novel punching die with high punching precision and difficult needle breakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213378776U true CN213378776U (en) | 2021-06-08 |
Family
ID=76185403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022217929.3U Active CN213378776U (en) | 2020-09-30 | 2020-09-30 | Novel punching die with high punching precision and difficult needle breakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213378776U (en) |
-
2020
- 2020-09-30 CN CN202022217929.3U patent/CN213378776U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207806397U (en) | A kind of punching machine mold of automatic spring workpiece | |
| CN213378776U (en) | Novel punching die with high punching precision and difficult needle breakage | |
| CN210847915U (en) | Side punching die | |
| CN210045866U (en) | Vertical synchronous forming structure | |
| CN217617146U (en) | Motor stator and rotor punching positioning disc | |
| CN110911937A (en) | Novel connector terminal composite forming structure and forming method | |
| CN213033403U (en) | Punching die for double-cambered-surface hollow part | |
| CN211839813U (en) | Automobile part machining die with guiding function | |
| CN109604432B (en) | Inside inclined hole punching device of high solid-phase semi-solid die casting | |
| CN218487030U (en) | Guide pillar and guide sleeve | |
| CN211304409U (en) | Automobile workpiece punching device with high coaxiality | |
| CN215199205U (en) | Punch mechanism and punch with same | |
| CN211386501U (en) | Stamping and blanking die | |
| CN213728918U (en) | Extrusion forming die for electric control valve shell | |
| CN214556620U (en) | Local trimming die for extremely-thin heat shield | |
| CN218018312U (en) | Device for pressing inner sleeve of lamp cap | |
| CN217191955U (en) | 5G is circuit breaker support mould for basic station | |
| CN221086932U (en) | Stator core punching tool | |
| CN218946070U (en) | Stamping die for shaping and trimming side edges of rocker arm shell after shaping | |
| CN218425182U (en) | Time delay mechanism capable of replacing time delay nitrogen cylinder | |
| CN218109073U (en) | Processing die for side forming of gear hub of gearbox | |
| CN213033411U (en) | High-low punching die | |
| CN211915182U (en) | Automobile part punching and typing die | |
| CN218835791U (en) | Stamping die of leveling in high accuracy automation mould | |
| CN212760631U (en) | Die-cut mould of die casting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |