CN106180336B - A kind of flange jig and its method for flanging - Google Patents
A kind of flange jig and its method for flanging Download PDFInfo
- Publication number
- CN106180336B CN106180336B CN201610772915.3A CN201610772915A CN106180336B CN 106180336 B CN106180336 B CN 106180336B CN 201610772915 A CN201610772915 A CN 201610772915A CN 106180336 B CN106180336 B CN 106180336B
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- China
- Prior art keywords
- flanging
- punch
- mounting surface
- hole
- sheet metal
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Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 30
- 238000004080 punching Methods 0.000 claims abstract description 23
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
- B21D19/088—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for flanging holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The present invention provides a kind of flange jigs, including a lower die, including one first mounting surface and one first flanging bore；One upper mold, including one second mounting surface and one second flanging bore；Wherein, second mounting surface is opposite with the first mounting surface, and the first flanging bore size shape is consistent with the second flanging bore size shape；One first punch is used for first time punching；Wherein, the size shape of first punch caters to first flanging bore or the second flanging bore；One second punch is used for second of punching and flange；Wherein, when punching, sheet metal component presses between first mounting surface and the second mounting surface；The first punch punching press is in the second flanging bore and the first flanging bore；Wherein, when flange, the sheet metal component after punching is reversely fixed on the first mounting surface；Second punch carries out flange to it.The invention also discloses a kind of method for flanging using the flange jig.
Description
Technical Field
The invention relates to the field of machinery, in particular to a flanging jig and a flanging method thereof.
Background
With the development of industry, the types of mold products are many and complicated. For a small-batch and complex product, how to turn over the edge is a problem which is difficult to solve.
The flanging is a common production procedure in the existing production, the requirement on the precision is very high in the flanging process, the size and the angle cannot be guaranteed in a common machining mode, and the product is scrapped, so that the production cost is increased, and the production efficiency is low, so that the production process of the workpiece cannot be basically met.
Therefore, to the above problems, a novel flanging jig, especially a flanging jig for sheet metal parts, needs to be developed.
Disclosure of Invention
The first object of the present invention is: the flanging jig can be used for machining flanging on complex and small quantities of sheet metal parts, and is high in precision and small in error.
The technical scheme for realizing the purpose is as follows: a flanging jig comprises
The lower die comprises a first mounting surface and a first flanging hole;
the upper die comprises a second mounting surface and a second flanging hole; the second mounting surface is opposite to the first mounting surface, and the size and shape of the first flanging hole are consistent with those of the second flanging hole;
the first punch is used for punching for the first time; the size and shape of the first punch head are matched with the first flanging hole or the second flanging hole;
the second punch is used for punching and flanging for the second time;
when punching, the sheet metal part is tightly pressed between the first mounting surface and the second mounting surface; the first punch is punched in the second flanging hole and the first flanging hole;
when flanging, the punched sheet metal part is reversely fixed on the first mounting surface; and the second punch is used for flanging the second punch.
Furthermore, the second punch comprises a first limiting part and a punching part, and the shape and the size of the punching part are matched with the first flanging hole or the second flanging hole.
Furthermore, the joint of the stamping part and the first limiting part is an inclined plane, and the perimeter of the connecting edge of the inclined plane and the stamping part is smaller than the perimeter of the connecting edge of the inclined plane and the first limiting part.
Further, when the second punch is horizontally placed, the included angle of the horizontal plane of the inclined plane ranges from 30 degrees to 60 degrees.
Furthermore, a plurality of upright columns are arranged on the first mounting surface and arranged at the corner ends of the first mounting surface; the sheet metal part is provided with a plurality of first mounting holes, and each first mounting hole corresponds to one stand column; the upper die is provided with a plurality of second mounting holes, and each second mounting hole corresponds to one stand column.
The second object of the present invention is: a flanging method using a flanging jig is provided.
The technical scheme for realizing the purpose is as follows: a flanging method comprises the following steps:
s01: fixing the flanging sheet metal part between the first mounting surface and the second mounting surface;
s02: pressing the first punch into the second flanging hole;
s03: punching by using a first punch;
s04: taking down the upper die, and turning over the surface of the sheet metal part;
s05: and stamping the turned-up edge of the sheet metal part by using a second punch.
Further, the step S05 includes the following steps:
s051: stamping the turned-up edge of the sheet metal part by using a stamping part of a second punch to enable the turned-up edge to incline outwards;
s052: and stamping the inclined edge by using the plane of the limiting part of the second punch to complete flanging.
The flanging jig and the flanging method thereof realize the flanging process of the sheet metal part and meet the technological requirements and the production requirements; the flanging requirement of a small amount of complex multi-shape sheet metal parts is met, the production efficiency is effectively improved, and the diversified production of the sheet metal parts is met.
Drawings
The invention is further explained below with reference to the figures and examples.
Fig. 1 is an exploded view of a burring jig according to embodiment 1 of the present invention.
Fig. 2 is a schematic view of the first punch of the present invention.
3 fig. 3 3 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 a 3- 3 a 3 in 3 fig. 3 2 3. 3
Fig. 4 is a schematic diagram of a second punch hole of the embodiment of the invention.
Fig. 5 is a sectional view of the second punch of the embodiment of the present invention at the time of punching.
Fig. 6 is a second punch flanging diagram of an embodiment of the present invention.
FIG. 7 is a flowchart showing the steps of embodiment 2 of the present invention.
Wherein,
1, lower die; 2, upper die;
3 a first punch; 4 a second punch;
5, sheet metal parts; 11 a first mounting surface;
12 a first flanging hole; 13 upright posts;
21 a second mounting surface; 22 a second flanging hole;
23 second mounting holes; 41 a limiting part;
42 a punching part; 43 a bevel;
51 a first mounting hole; 52 are flanged.
Detailed Description
The following description of the embodiments refers to the accompanying drawings for illustrating the specific embodiments in which the invention may be practiced. The directional terms used in the present invention, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., refer to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention.
Example 1: as shown in fig. 1, a flanging jig includes a lower die 1, an upper die 2, a first punch 3 and a second punch 4.
The lower die 1 is a rectangular parallelepiped. The lower mold 1 includes a first mounting surface 11 and a first flanging hole 12. Wherein, the mounting surface comprises four upright columns 13, and the upright columns 13 are arranged at four corner ends of the cuboid lower die 1. The first flanging hole 12 is formed in the middle of the lower mold 1, and for convenience of description, in this embodiment, the flanging hole is a rectangular parallelepiped. The first mounting surface 11 is a plane.
The upper die 2 is also a rectangular parallelepiped. The upper mold 2 includes a second mounting surface 21 and a second flanging hole 22. The second mounting surface 21 is opposite to the first mounting surface 11, and the size and shape of the first flanging hole 12 are consistent with the size and shape of the second flanging hole 22. The second mounting surface 21 is also a plane. The upper die 2 is provided with a plurality of second mounting holes 23, and each second mounting hole 23 corresponds to one upright column 13.
The first punch 3 is used for punching a hole for the first time. Wherein, the size and shape of the first punch 3 are matched with the first flanging hole 12 or the second flanging hole 22. That is, the first punch 3 is a rectangular parallelepiped punch.
The second punch 4 is used for punching and flanging for the second time. The second punch 4 includes a limiting portion 41 and a stamping portion 42, an upper surface of the limiting portion 41 is a plane, and a lower surface of the stamping portion 42 is a plane. The punch 42 is connected to the lower surface of the stopper 41. The shape and size of the pressed portion 42 are matched with the first flanging hole 12 or the second flanging hole 22. The joint of the pressed part 42 and the first position-limiting part 41 is an inclined surface 43, and the perimeter of the connecting side of the inclined surface 43 and the pressed part 42 is smaller than the perimeter of the connecting side of the inclined surface 43 and the first position-limiting part 41. When the second punch 4 is horizontally placed, the included angle of the horizontal plane of the inclined plane 43 ranges from 30 degrees to 60 degrees. This embodiment is preferably 45 °.
As shown in fig. 2 to 6, when punching, the sheet metal part 5 is pressed between the first mounting surface 11 and the second mounting surface 21; the first punch 3 is punched in the second burring hole 22 and the first burring hole 12. The sheet metal part 5 is provided with a plurality of first mounting holes, and each first mounting hole 51 corresponds to one upright post 13. The cover sheet metal part 5 is fixed by the connection of the first mounting hole 51 on the upright post 13.
When flanging, the punched sheet metal part 5 is reversely fixed on the first mounting surface 11; the second punch 4 performs flanging on the blank. In the first step, the flanging is punched by the punching part 42 of the second punch 4, so that the flanging is inclined outward by 45 degrees. In the second step, the upper surface of the stopper 41 of the second punch 4 is used to punch the inclined edge, thereby completing the flanging.
Embodiment 2, as shown in fig. 2 to 7, a flanging method using a flanging jig includes the following steps.
S01: the flanging sheet metal part 5 is fixed between the first mounting surface 11 and the second mounting surface 21.
S02: the first punch 3 is pressed into the second burring hole 22.
S03: punching is performed by the first punch 3.
S04: and taking down the upper die 2 and turning over the surface of the sheet metal part 5.
S05: the turned-up edge of the sheet metal part 5 is punched by means of the second punch 4.
Further, the step S05 includes the following steps:
s051: the turned-up edge of the sheet metal member 5 is punched by the punching portion 42 of the second punch 4 so as to be inclined outward.
S052: the inclined side is punched by the plane of the limiting part 41 of the second punch 4, and the flanging is completed.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A flanging jig is characterized by comprising
The lower die comprises a first mounting surface and a first flanging hole;
the upper die comprises a second mounting surface and a second flanging hole; the second mounting surface is opposite to the first mounting surface, and the size and shape of the first flanging hole are consistent with those of the second flanging hole;
the first punch is used for punching for the first time; the size and shape of the first punch head are matched with the first flanging hole or the second flanging hole;
the second punch is used for punching and flanging for the second time;
when punching, the sheet metal part is tightly pressed between the first mounting surface and the second mounting surface; the first punch is punched in the second flanging hole and the first flanging hole;
when flanging, the punched sheet metal part is reversely fixed on the first mounting surface; and the second punch is used for flanging the second punch.
2. The flanging jig of claim 1, wherein the second punch comprises a first limiting portion and a stamping portion, and the stamping portion is matched with the first flanging hole or the second flanging hole in shape and size.
3. The flanging jig of claim 2, wherein a joint of the stamping part and the first limiting part is an inclined surface, and a perimeter of a connecting side of the inclined surface and the stamping part is smaller than a perimeter of a connecting side of the inclined surface and the first limiting part.
4. The flanging jig of claim 3, wherein when the second punch is horizontally placed, the included angle of the horizontal plane of the inclined plane ranges from 30 degrees to 60 degrees.
5. The flanging jig of claim 1, wherein a plurality of upright columns are arranged on the first mounting surface and arranged at the corner ends of the first mounting surface; the sheet metal part is provided with a plurality of first mounting holes, and each first mounting hole corresponds to one stand column; the upper die is provided with a plurality of second mounting holes, and each second mounting hole corresponds to one stand column.
6. A flanging method using the flanging jig of any one of claims 1-5 is characterized in that: the method comprises the following steps:
s01: fixing the flanging sheet metal part between the first mounting surface and the second mounting surface;
s02: pressing the first punch into the second flanging hole;
s03: punching by using a first punch;
s04: taking down the upper die, and turning over the surface of the sheet metal part;
s05: and stamping the turned-up edge of the sheet metal part by using a second punch.
7. The flanging method according to claim 6, wherein the step S05 includes the steps of:
s051: stamping the turned-up edge of the sheet metal part by using a stamping part of a second punch to enable the turned-up edge to incline outwards;
s052: and stamping the inclined edge by using the plane of the limiting part of the second punch to complete flanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610772915.3A CN106180336B (en) | 2016-08-31 | 2016-08-31 | A kind of flange jig and its method for flanging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610772915.3A CN106180336B (en) | 2016-08-31 | 2016-08-31 | A kind of flange jig and its method for flanging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106180336A CN106180336A (en) | 2016-12-07 |
| CN106180336B true CN106180336B (en) | 2018-10-23 |
Family
ID=58089128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610772915.3A Active CN106180336B (en) | 2016-08-31 | 2016-08-31 | A kind of flange jig and its method for flanging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106180336B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5584204A (en) * | 1993-05-06 | 1996-12-17 | Kabushikikaisha Ket & Ket | Press progressive dies for a metallic gasket |
| CN202683710U (en) * | 2012-07-19 | 2013-01-23 | 芜湖浩博科技有限公司 | Edge overturning machining tool |
| CN204148355U (en) * | 2014-09-16 | 2015-02-11 | 天津华舜汽配制造集团有限公司 | A kind of metal stamping flange module |
| CN205995982U (en) * | 2016-08-31 | 2017-03-08 | 和信精密科技（吴江）有限公司 | A kind of flange tool |
-
2016
- 2016-08-31 CN CN201610772915.3A patent/CN106180336B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5584204A (en) * | 1993-05-06 | 1996-12-17 | Kabushikikaisha Ket & Ket | Press progressive dies for a metallic gasket |
| CN202683710U (en) * | 2012-07-19 | 2013-01-23 | 芜湖浩博科技有限公司 | Edge overturning machining tool |
| CN204148355U (en) * | 2014-09-16 | 2015-02-11 | 天津华舜汽配制造集团有限公司 | A kind of metal stamping flange module |
| CN205995982U (en) * | 2016-08-31 | 2017-03-08 | 和信精密科技（吴江）有限公司 | A kind of flange tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106180336A (en) | 2016-12-07 |
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Address after: 215000 No. 789, Shanhu West Road, Wujiang Economic and Technological Development Zone, Suzhou, Jiangsu Patentee after: Suzhou Hexin Precision Technology Co.,Ltd. Address before: 215200 No. 789, Shanhu West Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: WELLTRUST PRECISION TECHNOLOGY (WUJIANG) Co.,Ltd. |
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