CN103084488B - Two-way blank pressing drawing and coining integration die - Google Patents

Two-way blank pressing drawing and coining integration die Download PDF

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Publication number
CN103084488B
CN103084488B CN201310063698.7A CN201310063698A CN103084488B CN 103084488 B CN103084488 B CN 103084488B CN 201310063698 A CN201310063698 A CN 201310063698A CN 103084488 B CN103084488 B CN 103084488B
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die
plate
counterdie
patrix
upper die
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CN201310063698.7A
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CN103084488A (en
Inventor
管晔
韩全峰
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Wuxi Zhenhua Auto Parts Limited by Share Ltd
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WUXI ZHENHUA AUTO AUXILIARY PARTS CO Ltd
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Abstract

The invention relates to a two-way blank pressing drawing and coining integration die. The two-way blank pressing drawing and coining integration die comprises an upper die and a lower die, wherein the two-way blank pressing drawing and coining integration die is characterized in that the upper die comprises an upper die plate, an upper die base plate is fixed on the upper die plate, an upper die material pressure plate is arranged on the lower surface of the upper die base plate, an upper die material pressure spring is arranged between the upper die material pressure plate and the upper die plate, a punch is arranged on the lower surface of the upper die plate, and the lower surface of the punch is a workpiece forming surface; the lower die comprises a lower die plate, a first lower die base plate and a second lower die base plate are fixed on the lower die plate, a concave die is arranged on the upper surface of the second lower die base plate, a lower die material pressure spring is arranged between the first lower die base plate and the concave die, the upper surface of the concave die is the workpiece forming surface, a lifting pin is arranged in the middle of the concave die, and a lifting spring is arranged between the lifting pin and the lower die plate. The two-way blank pressing drawing and coining integration die has the advantages of being capable of improving forming property of materials, achieving one-step forming workpieces and automatically taking off of the workpieces, and high in workpiece accuracy.

Description

The drawing of two-way flanging and impression integrated mould
Technical field
The present invention relates to a kind of drawing and impress the mould in one, especially a kind of drawing of two-way flanging and impression integrated mould.
Background technology
For needing drawing and the workpiece of impression to be all generally first become by sheet metal deep drawing barrel-shaped (as shown in Figure 1), then carrying out local indent (as shown in Figure 2) in the centre of drum, adopting secondary forming, completing moulding process by two molds.
Above-mentioned manufacturing process, owing to adopting secondary operations, adds processing cost, and can cause the change of workpiece size after drawing in the middle of drum during local indent, and bottom easily occurs impression, the difficult quality of workpiece is guaranteed.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of drawing and impression integrated mould of two-way flanging is provided, only needs a punching press just can realize the drawing of workpiece and the forming process of middle pit, and can automatic discharging be realized.
According to technical scheme provided by the invention, the drawing of described two-way flanging and impression integrated mould, comprise upper die and lower die; It is characterized in that: described patrix comprises cope match-plate pattern, cope match-plate pattern fixes upper die plate by patrix caging bolt, patrix holding pad is set at the lower surface of upper die plate, upper die plate arranges patrix guide pillar, patrix holding pad arranges upper die guide sleeve, and patrix guide pillar is arranged in upper die guide sleeve; Molding compound spring is provided with between described patrix holding pad and cope match-plate pattern; Arrange punch at the lower surface of described cope match-plate pattern, punch is through upper die plate and patrix holding pad, and the lower surface of punch is the forming surface of workpiece; Described counterdie comprises lower bolster, lower bolster fixes the first counterdie backing plate and the second counterdie backing plate successively by counterdie caging bolt, at the upper surface of the second counterdie backing plate, die is set, second counterdie backing plate arranges counterdie guide pillar, die arranges counterdie guide pin bushing, and counterdie guide pillar is arranged in counterdie guide pin bushing; Lower molding compound spring is provided with between described first counterdie backing plate and die; The upper surface of described die is the forming surface of workpiece, arranges jigger pin, arrange liftout spring between jigger pin and lower bolster at the middle part of die.
The lower surface of described cope match-plate pattern is provided with upper limit post, and the upper surface of lower bolster is provided with lower limit post, and upper limit post and lower limit post match.
The lower surface of described cope match-plate pattern is provided with guide post cushion block, is provided with the independent guide pillar matched with guide post cushion block at the upper surface of lower bolster.
The present invention has the following advantages: (1) improves the forming property of material; (2) can realize once-forming go out workpiece; (3) realize workpiece automatically to deviate from; (4) workpiece accuracy is high.
Accompanying drawing explanation
Fig. 1 is that in prior art, workpiece carries out the schematic diagram after drawing.
Fig. 2 carries out the schematic diagram after local indent to workpiece after drawing in prior art.
Fig. 3 is axonometric drawing of the present invention.
Fig. 4 is schematic longitudinal section of the present invention.
Fig. 5 is the plane of mould of the present invention.
Fig. 6 is the plane of counterdie of the present invention.
Fig. 7 is the B-B sectional view of Fig. 5.
Detailed description of the invention
Below in conjunction with concrete accompanying drawing, the invention will be further described.
As shown in Fig. 3 ~ Fig. 7: as described in two-way flanging drawing and impression integrated mould comprise independent guide pillar 1, patrix guide pillar 2-1, counterdie guide pillar 2-2, upper die guide sleeve 3-1, counterdie guide pin bushing 3-2, patrix caging bolt 4-1, counterdie caging bolt 4-2, upper molding compound spring 5-1, lower molding compound spring 5-2, liftout spring 6, lower bolster 7, first counterdie backing plate 8, second counterdie backing plate 9, die 10, cope match-plate pattern 11, upper die plate 12, patrix holding pad 13, punch 14, jigger pin 15, die shank 16, upper limit post 17-1, lower limit post 17-2, guide post cushion block 18, workpiece 19 etc.
As shown in Figure 3, Figure 4, the present invention includes upper die and lower die;
As shown in Fig. 4, Fig. 5, Fig. 7, described patrix comprises cope match-plate pattern 11, cope match-plate pattern 11 fixes upper die plate 12 by patrix caging bolt 4-1, at the lower surface of upper die plate 12, patrix holding pad 13 is set, upper die plate 12 arranges patrix guide pillar 2-1, patrix holding pad 13 arranges upper die guide sleeve 3-1, and patrix guide pillar 2-1 is arranged in upper die guide sleeve 3-1; As shown in Figure 7, between described patrix holding pad 13 and cope match-plate pattern 11, molding compound spring 5-1 is provided with; Arrange punch 14 at the lower surface of described cope match-plate pattern 11, punch 14 is through upper die plate 12 and patrix holding pad 13, and the lower surface of punch 14 is the forming surface of workpiece 19;
As shown in Fig. 4, Fig. 6, Fig. 7, described counterdie comprises lower bolster 7, lower bolster 7 fixes the first counterdie backing plate 8 and the second counterdie backing plate 9 successively by counterdie caging bolt 4-2, at the upper surface of the second counterdie backing plate 9, die 10 is set, second counterdie backing plate 9 arranges counterdie guide pillar 2-2, die 10 arranges counterdie guide pin bushing 3-2, and counterdie guide pillar 2-2 is arranged in counterdie guide pin bushing 3-2; As shown in Figure 7, between described first counterdie backing plate 8 and die 10, lower molding compound spring 5-2 is provided with; The upper surface of described die 10 is the forming surface of workpiece 19, arranges jigger pin 15 at the middle part of die 10, arranges liftout spring 6 between jigger pin 15 and lower bolster 7;
As shown in Figure 3, Figure 4, the lower surface of described cope match-plate pattern 11 is provided with upper limit post 17-1, and the upper surface of lower bolster 7 is provided with lower limit post 17-2, and upper limit post 17-1 and lower limit post 17-2 coordinates, in order to limit the position of upper die and lower die;
As shown in Figure 3, Figure 4, the lower surface of described cope match-plate pattern 11 is provided with guide post cushion block 18, is provided with the independent guide pillar 1 matched with guide post cushion block 18 at the upper surface of lower bolster 7;
As shown in Fig. 3, Fig. 4, Fig. 7, die shank 16 is set at the upper surface of described cope match-plate pattern 11.
The course of work of the present invention: upper surface plate blank being placed in die 10, when patrix is descending, first patrix holding pad 13 pushes down workpiece 19, punch 14 and die 10 act on, workpiece 19 drawing is become drum-shaped, and when drawing, workpiece 19 heads in die 10 descending by jigger pin 15; Punch 14 continues descending, and binder spring 5 and liftout spring 6 compress further, and pressure-plate-force strengthens, boss press-in workpiece 19 in the middle of punch 14, extrudes the pit in the middle of workpiece 19, when punch 14 goes downwards to bottom dead centre, jigger pin 15 contacts with counterdie backing plate 8, and jigger pin 15 smooths workpiece 19 baseplane;
When punch 14 is up, workpiece 19 is ejected die 10 by jigger pin 15, and workpiece pushes from punch 14 by patrix holding pad 13, thus automatically completes the shaping of workpiece.
In the course of the work, patrix holding pad 13 and jigger pin 15 workpiece pressing 19 all the time, achieves the two-way flanging of mould.
The present invention has the following advantages: (1) is in forming process, all the time material is compressed by patrix holding pad (by binder spring), jigger pin (by liftout spring), respectively from above and below to material formed pressure-pad-force, improve the plasticity of material, improve the forming property of material; (2) can realize once-forming go out workpiece; Generally the shaping of such workpiece needs two steps, and first drawing becomes drum-shaped, reshapes drum base wells; The present invention is by the interaction of punch, die and jigger pin, and once be just shaped workpiece, improves work efficiency; (3) workpiece is deviate from automatically: when patrix is up, and workpiece is ejected die by jigger pin, and workpiece pushes from punch by patrix holding pad, automatically completes the shaping of workpiece; (4) workpiece accuracy is high: because pit and drawing synchronously complete, do not have secondary position error, good concentricity; The bottom be shaped is smooth, and do not have impression, presentation quality is good; Thoroughly solve and affect the problem of drawing part dimensional accuracy because pit is shaped.

Claims (1)

1. two-way flanging drawing and impression an integrated mould, comprise upper die and lower die; It is characterized in that: described patrix comprises cope match-plate pattern (11), by the fixing upper die plate (12) of patrix caging bolt (4-1) on cope match-plate pattern (11), at the lower surface of upper die plate (12), patrix holding pad (13) is set, upper die plate (12) arranges patrix guide pillar (2-1), patrix holding pad (13) arranges upper die guide sleeve (3-1), and patrix guide pillar (2-1) is arranged in upper die guide sleeve (3-1); Upper molding compound spring (5-1) is provided with between described patrix holding pad (13) and cope match-plate pattern (11); Arrange punch (14) at the lower surface of described cope match-plate pattern (11), punch (14) is through upper die plate (12) and patrix holding pad (13), and the lower surface of punch (14) is the forming surface of workpiece (19); Described counterdie comprises lower bolster (7), lower bolster (7) fixes the first counterdie backing plate (8) and the second counterdie backing plate (9) successively by counterdie caging bolt (4-2), at the upper surface of the second counterdie backing plate (9), die (10) is set, second counterdie backing plate (9) arranges counterdie guide pillar (2-2), die (10) arranges counterdie guide pin bushing (3-2), and counterdie guide pillar (2-2) is arranged in counterdie guide pin bushing (3-2); Lower molding compound spring (5-2) is provided with between described first counterdie backing plate (8) and die (10); The upper surface of described die (10) is the forming surface of workpiece, arranges jigger pin (15) at the middle part of die (10), arranges liftout spring (6) between jigger pin (15) and lower bolster (7);
The lower surface of described cope match-plate pattern (11) is provided with upper limit post (17-1), and the upper surface of lower bolster (7) is provided with lower limit post (17-2), and upper limit post (17-1) and lower limit post (17-2) match;
The lower surface of described cope match-plate pattern (11) is provided with guide post cushion block (18), is provided with the independent guide pillar (1) matched with guide post cushion block (18) at the upper surface of lower bolster (7).
CN201310063698.7A 2013-02-28 2013-02-28 Two-way blank pressing drawing and coining integration die Active CN103084488B (en)

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Application Number Priority Date Filing Date Title
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CN103084488B true CN103084488B (en) 2015-02-04

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106825233A (en) * 2016-12-13 2017-06-13 柳州通为机械有限公司 Headlight for vehicles rack forming mould
CN107695201B (en) * 2017-09-27 2019-08-06 湖北三环锻造有限公司 With long-armed spindle bending mould
CN107962112A (en) * 2017-11-09 2018-04-27 黄晓军 A kind of metal stamping die and manufacturing process

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2113312C1 (en) * 1995-08-29 1998-06-20 Акционерное общество "Уральский автомобильный завод" Stepped trimming punch
CN201470766U (en) * 2009-07-16 2010-05-19 厦门市特克模具工业有限公司 Reverse stamping structure of stamping die
CN201940486U (en) * 2011-01-13 2011-08-24 无锡市振华轿车附件有限公司 Side plate punching die of U-shaped sheet metal component
CN202010729U (en) * 2010-12-31 2011-10-19 中国华录·松下电子信息有限公司 Plate stretching die
CN202239285U (en) * 2011-10-14 2012-05-30 东莞市中泰模具有限公司 Stretching threading mechanism for stamping
CN203091543U (en) * 2013-02-28 2013-07-31 无锡市振华轿车附件有限公司 Deep-drawing and coining integrated die capable of carrying out bidirectional side pressing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2113312C1 (en) * 1995-08-29 1998-06-20 Акционерное общество "Уральский автомобильный завод" Stepped trimming punch
CN201470766U (en) * 2009-07-16 2010-05-19 厦门市特克模具工业有限公司 Reverse stamping structure of stamping die
CN202010729U (en) * 2010-12-31 2011-10-19 中国华录·松下电子信息有限公司 Plate stretching die
CN201940486U (en) * 2011-01-13 2011-08-24 无锡市振华轿车附件有限公司 Side plate punching die of U-shaped sheet metal component
CN202239285U (en) * 2011-10-14 2012-05-30 东莞市中泰模具有限公司 Stretching threading mechanism for stamping
CN203091543U (en) * 2013-02-28 2013-07-31 无锡市振华轿车附件有限公司 Deep-drawing and coining integrated die capable of carrying out bidirectional side pressing

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Address after: 214100 188 Lu Yu Dong Road, Hu Dai Town, Binhu District, Wuxi, Jiangsu

Patentee after: Wuxi Zhenhua Auto Parts Limited by Share Ltd

Address before: 214161 92 Zhen Hu Road, Hu Tai town, Binhu District, Wuxi, Jiangsu

Patentee before: Wuxi Zhenhua Auto Auxiliary Parts Co., Ltd.

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