CN102284624B - Swaging mechanism for improving forming height and precision of hole flanging and application thereof - Google Patents
Swaging mechanism for improving forming height and precision of hole flanging and application thereof Download PDFInfo
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- CN102284624B CN102284624B CN 201110241021 CN201110241021A CN102284624B CN 102284624 B CN102284624 B CN 102284624B CN 201110241021 CN201110241021 CN 201110241021 CN 201110241021 A CN201110241021 A CN 201110241021A CN 102284624 B CN102284624 B CN 102284624B
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- hole flanging
- hole
- flanging
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Abstract
The invention relates to a swaging mechanism for improving for improving forming height and precision of a hole flanging. The swaging mechanism for improving the moldability of the hole flanging comprises a hole-flanging movable swaging block, a transmission rod member, a pressure source, a hole-flanging terrace die member, a drive and a hole-flanging cavity die; the hole-flanging terrace die penetrates through a lower swaging plate to be installed on a lower die and the hole-flanging cavity die is installed on an upper die split-type embedding block; the drive is an upper sliding block of a punching device and a front end spherical surface of the transmission rod member is contacted with a bottom spherical surface of the hole-flanging movable swaging block; the pressure source transmits the power to the hole-flanging movable swaging block through the transmission rod member; the hole-flanging movable swaging block and the hole-flanging terrace die press a punching part and move upward to enter the hole-flanging cavity die; and the hole-flanging movable swaging block does reciprocated movements in the hole-flanging cavity die along the axial direction of the hole flanging. The swaging mechanism provided by the invention solves the problem that an opening part is cracked and darkly cracked, is coarse and the like; the swaging mechanism improves the moldability of the hole flanging, the precision of the hole flanging and the quality of the opening part of the hole flanging.
Description
Technical field
The present invention is applicable to automobile and the five metals product is vertical and the mold mechanism of non-perpendicular hole flanging, the feeding pressure mechanism and the application thereof that especially improve hole flanging height and precision.
Background technology
Along with the development of automobile industry and the maturation day by day of Sheet Metal Forming Technology, the shape of product becomes increasingly complex, and required precision improves constantly, the tablet more than the tensile strength 480MPa, in diel, directly rout up and require the hole flanging height greater than 15mm, can not realize in the prior art.
Summary of the invention
The objective of the invention is to solve hole flanging height height; Hole flanging precision height; Tablet tensile strength height; Improve hole flanging mouldability problems such as hole flanging quality.
The technical scheme that solves the problems of the technologies described above is:
A kind of feeding pressure mechanism that improves hole flanging moulding height and precision, the feeding pressure mechanism of described raising hole flanging mouldability comprises: the movable binder block of hole flanging; The drive link assembly; Pressure source; The hole flanging punch assemblies; Drive; The hole flanging die; The hole flanging punch passes down holding pad and is installed on the counterdie; The hole flanging die is contained on the patrix split inserts; Driving is the top shoe of pressing equipment; Drive link assembly front end sphere contacts with the movable binder block of hole flanging bottom sphere; Pressure source is passed to the movable binder block of hole flanging to strength by the drive link assembly; The movable binder block of hole flanging is pushed down punching parts together and is moved upward with the hole flanging punch and enters the hole flanging die; The movable binder block of hole flanging in the hole flanging die along hole flanging axis direction back and forth movement; Described invention working portion comprises: the pressure source that pressure is provided is nitrogen spring (perhaps lathe takes blame for others); The movable binder block of hole flanging is characterized in that and can self adjust activity; The drive link assembly of being formed by two parts; Be fixed on the hole flanging punch on the fixed bar, fixed bar is contained in the hole flanging punch holder, and hole flanging punch holder below arranges pad in order to adjust the wedging amount of hole flanging punch; Be fixed on the patrix split hole flanging die of binder on inserting of inserting; The patrix split is inserted; Following holding pad; Drive link assembly limited block; Upper bolster; Die shoe; Backing plate between upper bolster and patrix split are inserted; Backing plate between die shoe and following holding pad; Pre-punched hole pilot pin in order to the precision location.
A kind of feeding pressure mechanism that improves hole flanging moulding height and precision, the feeding pressure mechanism of described raising hole flanging mouldability comprises: drive part and the diel working portion that is positioned at below the drive part;
Described drive part provides parts or the pressure source of driving force;
Described diel working portion comprises: the patrix split inserts 20; Pressure source; The upper bolster 18 in fixation pressure source; Backing plate 17 between upper bolster and patrix split are inserted; Drive link assembly 2 directly contacts with pressure source and pays together by screw fastening with drive link assembly 1; The drive link assembly limited block 14 of restriction drive link assembly 1 impulse stroke; The movable binder block 13 of hole flanging is connected with drive link assembly 1 with sleeve by screw, high-accuracy being slidingly matched in top of movable binder block 13 bottoms of hole flanging and drive link assembly 1; Hole flanging die 12 is fixed on the patrix split binder of inserting and inserts in 10; Accurately the pre-punched hole pilot pin 9 of locating element is connected with fixed bar 5 with hole flanging punch 8 by screw; Punching parts 11; Following holding pad binder is inserted and 7 directly is fixed on down on the holding pad 6; Backing plate 4 between die shoe and following holding pad; Hole flanging punch holder 3; Pad 2; Die shoe 1.
Further, described drive part is the top shoe 21 of pressing equipment.
Further, described pressure source is nitrogen spring 19 or lathe push rod.
Further, movable binder block 13 contact-making surfaces of described drive link assembly 1 and hole flanging are spheres; The movable binder block 13 of hole flanging is adjusted the locus with pressure condition self, and the movable binder block 13 of hole flanging can be interior free movable among a small circle; Hole flanging punch 8 and hole flanging limit, movable binder block 13 limit of hole flanging binder; Hole flanging punch 8 is fixed on the fixed bar 5, and it is convenient to realize changing, and saves cost.
Further, backing plate 4 and pad 2 between the backing plate 17 between upper bolster and patrix split are inserted, die shoe and following holding pad, three's effect is all can adjust the wedging amount of hole flanging working portion parts.
Further, following holding pad binder insert 7 and patrix split binder 10 the effect of inserting of inserting be the body performance that improves the binder working portion, 20 all use the high-quality material and needn't allow whole holding pad 6 down and patrix split insert.
The present invention improves the application of the feeding pressure mechanism of hole flanging moulding height and precision, is applicable to hole flanging vertically upward, the inclination hole flanging of hole flanging or different angles vertically downward.
The invention has the beneficial effects as follows: solve the hole flanging height when high oral area ftracture, secretly split, problem such as coarse; Improve hole flanging formability, hole flanging precision and hole flanging oral area quality.
Description of drawings
Fig. 1 is the mould of the present invention sectional structure schematic diagram of state on earth;
Fig. 2 is the mould of the present invention sectional structure schematic diagram of preceding 30mm state on earth.
Among the figure:
1. 8. hole flanging punch, 9. pre-punched hole pilot pins, the 10. patrix splits binder movable binder block 14. drive link assembly limited blocks of 11. punching parts, 12. hole flanging dies, 13. hole flangings 15. drive link assemblies 1 of inserting of inserting of inserting of the 7. times holding pad binders of 6. times holding pads of backing plate 5. fixed bars between die shoe 2. pads, 3. hole flanging punch holder 4. die shoes and following holding pad; 16. drive link assembly 2; 21. top shoes 17. the backing plate 18. upper bolsters 19. nitrogen springs 20. patrix splits between upper bolster and patrix split are inserted are inserted.
The specific embodiment
Below in conjunction with accompanying drawing a nearly step of the embodiment of the invention is described in detail.
The present invention discloses a kind of feeding pressure mechanism that improves hole flanging moulding height and precision, and the feeding pressure mechanism of described raising hole flanging formability comprises: drive part and diel working portion.
Described drive part is the top shoe 21 of pressing equipment.(other are any can provide driving force all can be used as drive part)
Described diel working portion comprises: the patrix split inserts 20; The nitrogen spring 19 of pressure source is provided; The upper bolster 18 of fixed nitrogen air spring; Backing plate 17 between upper bolster and patrix split are inserted; 16 is drive link assembly 2, its directly contact with nitrogen spring 19 and with sequence number be that 15 drive link assembly 1 is paid together by screw fastening; Drive link assembly limited block 14, its effect are that the restriction sequence number is the impulse stroke of 15 drive link assembly 1; The movable binder block 13 of hole flanging is connected with 15 with sleeve by screw, and 13 bottoms are high-accuracy being slidingly matched of top sphere of sphere and 15, and according to force-bearing situation, 13 can be interior free movable among a small circle; Hole flanging die 12 is fixed on the patrix split binder of inserting and inserts in 10; Pre-punched hole pilot pin 9, its effect are accurate locating elements and are connected with fixed bar 5 with hole flanging punch 8 by screw; Punching parts 11; Following holding pad binder is inserted and directly is fixed on down on the holding pad 6; Backing plate 4 between die shoe and following holding pad; Hole flanging punch holder 3; Pad 2; Die shoe 1.
Below the course of work of the present invention is described:
The present invention the patrix split insert binder insert 10 be pressed onto punching parts 11 after, following holding pad 6 begins to move downward, punching parts 11 to hole flanging punch 8 near until contact; The movable binder block 13 of hole flanging together compresses punching parts at the material in hole flanging pre-punched hole zone with hole flanging punch 8; Following holding pad 6 continues to move downward; Binder limit, hole flanging punch 8 limit promotes the movable binder block 13 of hole flanging and moves upward, and hole flanging punch 8 is flanging upward hole simultaneously, finishes until hole flanging; Backing plate 4 between following holding pad 6 and die shoe and following holding pad bumps extremely, finishes a work period.
Use structure of the present invention to realize, now used this structure successfully to produce a part; Part hole flanging size and requirement: hole flanging diameter ∮ 60.8 mm(tolerances 0 ~-0.2mm); Hole flanging height 19mm(tolerance: 0 ~-1mm); The hole flanging cylindricity is less than 0.3mm; Part thickness: 3.75mm, material: FB590.
The present invention improves the application of the feeding pressure mechanism of hole flanging moulding height and precision, is applicable to hole flanging vertically upward, the inclination hole flanging of hole flanging or different angles vertically downward.
Claims (7)
1. feeding pressure mechanism that improves hole flanging moulding height and precision is characterized in that the feeding pressure mechanism of described raising hole flanging mouldability comprises: drive part and the diel working portion that is positioned at below the drive part;
Described drive part provides parts or the pressure source of driving force;
Described diel working portion comprises: the patrix split is inserted; Pressure source; The upper bolster in fixation pressure source; Backing plate between upper bolster and patrix split are inserted; Drive link assembly 2 directly contacts with pressure source and pays together by screw fastening with drive link assembly 1; The drive link assembly limited block of restriction drive link assembly 1 impulse stroke; The movable binder block of hole flanging is connected with drive link assembly 1 with sleeve by screw, high-accuracy being slidingly matched in top of hole flanging movable binder block bottom and drive link assembly 1; The hole flanging die is fixed on the patrix split and inserts during binder inserts; Accurately the pre-punched hole pilot pin of locating element is connected with fixed bar with the hole flanging punch by screw; Punching parts; Following holding pad binder is inserted and directly is fixed on down on the holding pad; Backing plate between die shoe and following holding pad; Hole flanging punch holder; Pad; Die shoe.
2. a kind of feeding pressure mechanism that improves hole flanging moulding height and precision according to claim 1 is characterized in that described drive part is the top shoe of pressing equipment.
3. a kind of feeding pressure mechanism that improves hole flanging moulding height and precision according to claim 1 is characterized in that described pressure source is nitrogen spring or lathe push rod.
4. a kind of feeding pressure mechanism that improves hole flanging moulding height and precision according to claim 1 is characterized in that, the movable binder block contact-making surface of described drive link assembly 1 and hole flanging is sphere; Movable binder block is adjusted the locus with pressure condition self, and the movable binder block of hole flanging can be interior free movable among a small circle; Hole flanging limit, the movable binder block limit of hole flanging punch and hole flanging binder; The hole flanging punch is fixed on the fixed bar.
5. a kind of feeding pressure mechanism that improves hole flanging moulding height and precision according to claim 1, it is characterized in that, backing plate between the backing plate between upper bolster and patrix split are inserted, die shoe and following holding pad and be arranged on the pad of hole flanging punch holder below, the three can adjust the wedging amount of hole flanging working portion parts.
6. a kind of feeding pressure mechanism that improves hole flanging moulding height and precision according to claim 1 is characterized in that, following holding pad binder is inserted and the patrix split body performance that binder inserts and all improve the binder working portion of inserting.
7. a kind of application that improves the feeding pressure mechanism of hole flanging moulding height and precision according to claim 1 is applicable to hole flanging vertically upward, the inclination hole flanging of hole flanging or different angles vertically downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110241021 CN102284624B (en) | 2011-08-22 | 2011-08-22 | Swaging mechanism for improving forming height and precision of hole flanging and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110241021 CN102284624B (en) | 2011-08-22 | 2011-08-22 | Swaging mechanism for improving forming height and precision of hole flanging and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102284624A CN102284624A (en) | 2011-12-21 |
| CN102284624B true CN102284624B (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110241021 Active CN102284624B (en) | 2011-08-22 | 2011-08-22 | Swaging mechanism for improving forming height and precision of hole flanging and application thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN102284624B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182442A (en) * | 2011-12-30 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile rear floor crossbeam part die |
| CN105312416A (en) * | 2014-07-16 | 2016-02-10 | 浙江炜驰机械集团有限公司 | Hole flanging device |
| CN110293164A (en) * | 2019-05-05 | 2019-10-01 | 格致汽车科技股份有限公司 | Plate cold-stamped part hole week flange composable mold |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1814577A3 (en) * | 1991-05-29 | 1993-05-07 | Ts Pk I T B Stromteplomasha | Joint action press tool |
| CN2832345Y (en) * | 2005-11-04 | 2006-11-01 | 江苏金方圆数控机床有限公司 | Composite die of digital control turret punch for punching stretching |
| CN201267844Y (en) * | 2008-08-25 | 2009-07-08 | 重庆长安汽车股份有限公司 | Mold for flanging upward hole |
| CN201644669U (en) * | 2010-04-26 | 2010-11-24 | 亿森（上海）模具有限公司 | Stripping structure for movable tapered wedge of non-vertical upward hole flanging and edge flanging female die |
| CN201676965U (en) * | 2010-04-14 | 2010-12-22 | 无锡市中捷减震器有限公司 | Punched tape hole flanging die of inner supporting pipe of automobile shock absorber |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1771848C (en) * | 1990-04-16 | 1992-10-30 | Научно-исследовательский институт электронных вычислительных машин | Die for hole flanging |
| JP2003145222A (en) * | 2001-11-14 | 2003-05-20 | Kobe Steel Ltd | Method for pressing aluminum alloy plate and aluminum alloy plate |
| JP4961283B2 (en) * | 2007-07-10 | 2012-06-27 | 中央精機株式会社 | Method for manufacturing vehicle wheel and vehicle wheel |
-
2011
- 2011-08-22 CN CN 201110241021 patent/CN102284624B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1814577A3 (en) * | 1991-05-29 | 1993-05-07 | Ts Pk I T B Stromteplomasha | Joint action press tool |
| CN2832345Y (en) * | 2005-11-04 | 2006-11-01 | 江苏金方圆数控机床有限公司 | Composite die of digital control turret punch for punching stretching |
| CN201267844Y (en) * | 2008-08-25 | 2009-07-08 | 重庆长安汽车股份有限公司 | Mold for flanging upward hole |
| CN201676965U (en) * | 2010-04-14 | 2010-12-22 | 无锡市中捷减震器有限公司 | Punched tape hole flanging die of inner supporting pipe of automobile shock absorber |
| CN201644669U (en) * | 2010-04-26 | 2010-11-24 | 亿森（上海）模具有限公司 | Stripping structure for movable tapered wedge of non-vertical upward hole flanging and edge flanging female die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102284624A (en) | 2011-12-21 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Le Xugang Inventor after: Li Zheng Inventor after: Huang Xichun Inventor before: Xu Yongping Inventor before: Pan Feng Inventor before: Le Xugang |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XU YONGPING PAN FENG LE XUGANG TO: LE XUGANG LI ZHENG HUANG XICHUN |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160527 Address after: North Jiading District road and Jiading industrial zone of Shanghai City, No. 268, 201807 Patentee after: Shanghai Huazhuang Mould Co., Ltd. Address before: North Jiading District road and Jiading industrial zone of Shanghai City, No. 268, 201807 Patentee before: Shanghai Huazhuang Mould Co., Ltd. Patentee before: Shanghai Huazhuang Mould Co., Ltd. Patentee before: Shanghai Kesen Automobile Parts Co., Ltd. |