CN217798396U - Burr-free reverse jacking mechanism for hole flanging of precision product - Google Patents
Burr-free reverse jacking mechanism for hole flanging of precision product Download PDFInfo
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- CN217798396U CN217798396U CN202221004152.5U CN202221004152U CN217798396U CN 217798396 U CN217798396 U CN 217798396U CN 202221004152 U CN202221004152 U CN 202221004152U CN 217798396 U CN217798396 U CN 217798396U
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- hole flanging
- burr
- pushing
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- cope match
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 26
- 229910052742 iron Inorganic materials 0.000 abstract description 13
- 238000004080 punching Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model discloses an accurate product hole flanging is with anti-mechanism of pushing up of no burr belongs to anti-mechanism technical field that pushes up, including upper die base, punch holder, cope match-plate pattern, take off flitch, lower bolster, die holder and anti-structure of pushing up, the hole flanging drift passes the punch holder with the cope match-plate pattern, and extend to outside the cope match-plate pattern, anti-structure of pushing up includes thimble spare, locating piece and leads just anti kicking block, be provided with the mounting groove on the die holder, anti-structure of pushing up is located in the mounting groove. The utility model discloses a set up and lead positive anti kicking block for the hole flanging can move along leading positive anti kicking block, avoids the hole flanging drift to scrape out iron wire (iron fillings) with the product inner wall when breaking away from the product, influences product quality.
Description
Technical Field
The utility model belongs to the technical field of the mechanism that pushes up, especially, relate to an accurate product hole flanging is with anti-mechanism that pushes up of no burr.
Background
The burr condition of the stamping part is inevitably influenced by various factors such as blanking clearance, edge abrasion in the production process, selection of die materials and the like. In the initial stage of industrial development, because the influence of tiny burrs of a product on the quality of a common product is not too large, the high attention of people is not aroused; however, with the acceleration of the industrial development process, people have higher and higher requirements on product quality and performance, and some electrical parts do not allow the product to be assembled with burrs, and generally require surface pressing treatment on burrs of the appearance and the hole edges of the product.
But when punching press hole flanging is carried out to accurate product, but the macropore hole flanging in the mould often produces iron wire (iron fillings), leads to the hole flanging quality of mould not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an: the burr-free reverse jacking mechanism for hole flanging of the precision product is provided for solving the problem that when an existing precision product is subjected to punching hole flanging, large hole flanging in a die often generates iron wires (scrap iron), so that hole flanging quality of the die is poor.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a precision products hole flanging is with anti-mechanism that pushes up of no burr, includes upper die base, punch holder, cope match-plate pattern, takes off flitch, lower bolster, die holder and anti-structure of pushing up, and the hole flanging drift passes the punch holder with the cope match-plate pattern, and extend to outside the cope match-plate pattern, anti-structure of pushing up includes thimble spare, locating piece and leads just anti kicking block, be provided with the mounting groove on the die holder, anti-structure of pushing up is located in the mounting groove.
As a further description of the above technical solution:
the lower template is connected to the lower die base, and the stripper plate is mounted on the lower template through rivets.
As a further description of the above technical solution:
and two sides of the bottom of the hole flanging punch are arc-shaped.
As a further description of the above technical solution:
the locating piece elastic connection is in on the thimble spare, lead positive and negative kicking block and connect on the locating piece.
As a further description of the above technical solution:
and a hole flanging is arranged in the hole flanging punch and is positioned right above the guide positive and negative ejection block, and the inner side wall of the hole flanging is matched with the outer side wall of the guide positive and negative ejection block.
As a further description of the above technical solution:
the height of the positive and negative guide top blocks is 1.2-1.5 times of the height of the hole flanging.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in, through setting up anti-structure of pushing up, anti-structure of pushing up includes thimble spare, the locating piece with lead positive anti kicking block, wherein lead positive and negative kicking block and be located the hole flanging under, the inside wall of hole flanging and lead the lateral wall phase-match of positive anti kicking block, make the hole flanging drift in case carry out the hole flanging back to the product, lead the hole flanging that positive anti kicking block can the butt in the hole flanging drift, make when anti-structure of pushing up will take off the flitch ejecting, the hole flanging can be along leading positive anti kicking block and move, avoid the hole flanging drift to scrape out iron wire (iron fillings) with the product inner wall when breaking away from the product, influence product quality.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a front view of a burr-free anti-heading mechanism for hole flanging of precision products.
Fig. 2 is a cross-sectional view of a hole flanging punch in a burr-free back-up mechanism for hole flanging of precision products for hole flanging.
Illustration of the drawings:
1-an upper die holder; 2, upper splints; 3, template mounting; 4-stripping plate; 5-a lower template; 6-a lower die holder; 7-reverse roof construction; 71-a thimble member; 72-positioning blocks; 73-guide positive and negative jacking blocks; 8-hole flanging punch; 9-mounting grooves; 10-riveting; 11-hole flanging.
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 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.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "inner", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships usually placed when the utility model is used, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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 as a specific case by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a precision product hole flanging is with anti-mechanism of pushing up of no burr, includes upper die base 1, punch holder 2, cope match-plate pattern 3, takes off flitch 4, lower bolster 5, die holder 6 and anti-structure 7 that pushes up, and hole flanging drift 8 passes punch holder 2 with cope match-plate pattern 3, and extend to outside the cope match-plate pattern 3, anti-structure 7 of pushing up includes thimble spare 71, locating piece 72 and leads just anti kicking block 73, be provided with mounting groove 9 on the die holder 6, anti-structure 7 of pushing up is located in the mounting groove 9.
The lower template 5 is connected to the lower die base 6, and the stripper plate 4 is mounted on the lower template 5 through a rivet 10. The stability of whole mould in the use is improved.
And two sides of the bottom of the hole flanging punch 8 are arc-shaped. The hole flanging punch is convenient to carry out hole flanging on the product.
The positioning block 72 is elastically connected to the thimble element 71, and the positive and negative guide thimble blocks 73 are connected to the positioning block 72. Guarantee in case the product hole flanging shaping after, the locating piece is ejecting to ejecting leads positive anti-kicking block, makes the hole flanging drift can be along leading the motion of positive anti-kicking block, avoids the hole flanging drift to scrape out the iron wire at the product inner wall when breaking away from the product.
A hole flanging 11 is arranged in the hole flanging punch 8, the hole flanging 11 is positioned right above the front guide and back ejection block 73, and the inner side wall of the hole flanging 11 is matched with the outer side wall of the front guide and back ejection block 73. The positive and negative kicking block can be inserted in the hole flanging to the assurance, guarantees that the hole flanging drift can move along leading positive and negative kicking block, avoids the hole flanging drift to scrape out iron wire (iron fillings) with the product inner wall when breaking away from the product.
The height of the pilot and reverse ejection block 73 is 1.2-1.5 times of the height of the hole flanging 11. The positive and negative ejection block can be abutted against the inner wall of the hole flanging, and the hole flanging punch is ejected.
The working principle is as follows: through setting up anti-ejection structure, anti-ejection structure includes thimble spare, the locating piece with lead positive anti kicking block, wherein lead positive and negative kicking block and be located the hole flanging under, the inside wall in hole flanging with lead the lateral wall phase-match of positive anti kicking block, make the hole flanging drift in case carry out the hole flanging back to the product, lead the hole flanging that positive anti kicking block can the butt in the hole flanging drift, make when anti-ejection structure will take off the flitch ejecting, the hole flanging can be along leading positive anti kicking block and move, avoid the hole flanging drift to scrape out iron wire (iron fillings) with the product inner wall when breaking away from the product, influence product quality.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a precision product hole flanging is with anti-mechanism of pushing up of no burr, its characterized in that, includes upper die base (1), punch holder (2), cope match-plate pattern (3), takes off flitch (4), lower bolster (5), die holder (6) and anti-structure of pushing up (7), and hole flanging drift (8) pass punch holder (2) with cope match-plate pattern (3), and extend to outside cope match-plate pattern (3), anti-structure of pushing up (7) include thimble spare (71), locating piece (72) and lead positive anti kicking block (73), be provided with mounting groove (9) on die holder (6), anti-structure of pushing up (7) are located in mounting groove (9).
2. The burr-free anti-ejection mechanism for the hole flanging of the precision product as claimed in claim 1, wherein the lower template (5) is connected to the lower die base (6), and the stripper plate (4) is mounted on the lower template (5) through a rivet (10).
3. The burr-free reverse ejection mechanism for precise product hole flanging is characterized in that two sides of the bottom of the hole flanging punch (8) are arc-shaped.
4. The burr-free reverse ejection mechanism for precise product hole flanging is characterized in that the positioning block (72) is elastically connected to the thimble element (71), and the guide forward and reverse ejection block (73) is connected to the positioning block (72).
5. The burr-free reverse ejection mechanism for precise product hole flanging is characterized in that a hole flanging (11) is arranged in the hole flanging punch (8), the hole flanging (11) is positioned right above the positive and negative guide ejection block (73), and the inner side wall of the hole flanging (11) is matched with the outer side wall of the positive and negative guide ejection block (73).
6. The burr-free ejection mechanism for precise product hole flanging as claimed in claim 5, wherein the height of the guide front and back ejection block (73) is 1.2-1.5 times the height of the hole flanging (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221004152.5U CN217798396U (en) | 2022-04-27 | 2022-04-27 | Burr-free reverse jacking mechanism for hole flanging of precision product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221004152.5U CN217798396U (en) | 2022-04-27 | 2022-04-27 | Burr-free reverse jacking mechanism for hole flanging of precision product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217798396U true CN217798396U (en) | 2022-11-15 |
Family
ID=83981474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221004152.5U Active CN217798396U (en) | 2022-04-27 | 2022-04-27 | Burr-free reverse jacking mechanism for hole flanging of precision product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217798396U (en) |
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2022
- 2022-04-27 CN CN202221004152.5U patent/CN217798396U/en active Active
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