CN102728725B - Needle blanking apparatus and needle blanking method - Google Patents
Needle blanking apparatus and needle blanking method Download PDFInfo
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- CN102728725B CN102728725B CN201210255867.2A CN201210255867A CN102728725B CN 102728725 B CN102728725 B CN 102728725B CN 201210255867 A CN201210255867 A CN 201210255867A CN 102728725 B CN102728725 B CN 102728725B
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- needle
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Abstract
The invention provides a kind of needle blanking apparatus and needle blanking method, wherein, needle blanking apparatus comprises: upper die mechanism (10), arrange movable along the longitudinally, upper die mechanism (10) comprises blanking punch (11), blanking punch (11) is provided with guide portion (111); Lower die mechanism (20), be arranged on upper die mechanism (10) below, lower die mechanism (20) comprises the die portion (21) coordinated with blanking punch (11) and guide portion (111).Present invention efficiently solves stock utilization in prior art low, product percent of pass is low, and the problem of gnawing mould appears in device.
Description
Technical field
The present invention relates to punch forming technical field, in particular to a kind of needle blanking apparatus and needle blanking method.
Background technology
Stamping-out, at every turn die-cut two adjacent edges are generally decomposed in rhombus four limit of needle by needle blanking apparatus of the prior art.Die device is when punching and edge-cutting; blanking punch only has two stamping-out faces to participate in stamping-out; affect blanking punch by blanking pressure to make a concession toward non-stamping-out face; cause the stamping-out dimensional discrepancy when actual stamping-out large; the qualified finished product of material output in blanking process is very few; stock utilization is low, and the burr of part is excessive, sometimes even occurs that device gnaws mould phenomenon.
Summary of the invention
The present invention aims to provide a kind of needle blanking apparatus and needle blanking method, and low to solve stock utilization in prior art, product percent of pass is low, and the problem of gnawing mould appears in device.
To achieve these goals, according to an aspect of the present invention, provide a kind of needle blanking apparatus, comprising: upper die mechanism, arrange movable along the longitudinally, upper die mechanism comprises blanking punch, and blanking punch is provided with guide portion; Lower die mechanism, is arranged on below upper die mechanism, and lower die mechanism comprises the die portion coordinated with blanking punch and guide portion.
Further; blanking punch comprises punch body; punch body has two stamping-out faces be disposed adjacent; two stamping-out faces are angularly arranged; guide portion is arranged on the side of punch body towards lower die mechanism; guide portion and blanking punch are structure as a whole, and guide portion is longitudinally to the step-like projection of downward-extension.
Further, upper die mechanism comprises: cope match-plate pattern; Punch installing plate, is connected on the downside of cope match-plate pattern, and blanking punch is arranged on punch installing plate towards on the side of lower die mechanism.
Further, upper die mechanism also comprises: upper padding plate, is connected between cope match-plate pattern and punch installing plate; Stripper, is connected to punch installing plate towards on the side of lower die mechanism.
Further, lower die mechanism comprises: lower bolster; Die installing plate, is connected on the upside of lower bolster, and die portion is arranged on die installing plate towards on the side of upper die mechanism.
Further, lower die mechanism also comprises: lower bolster, is connected between lower bolster and die installing plate; Stock guide, matching to merge with stripper is connected to die installing plate towards on the side of upper die mechanism.
Further, punch installing plate is also provided with the cylinder punch for punching on the side of lower die mechanism.
Further, lower bolster is provided with the lead extended towards cope match-plate pattern, and cope match-plate pattern is provided with the fairlead coordinated with lead.
Further, cope match-plate pattern is provided with the die shank along deviating from the extension of lower bolster direction.
According to a further aspect in the invention, provide a kind of needle blanking method, it is characterized in that, use above-mentioned needle blanking apparatus to carry out carrying out stamping-out to magnetic steel band, comprise the following steps: punching is carried out to magnetic steel band; Profile according to needle side carries out first time trimming to magnetic steel band; After magnetic steel band being delivered to the stamping-out position of second time trimming, again punching is carried out to magnetic steel band; Profile according to needle opposite side carries out second time trimming to magnetic steel band.
Apply technical scheme of the present invention, needle blanking apparatus comprises: upper die mechanism, arranges movable along the longitudinally, and upper die mechanism comprises blanking punch, and blanking punch is provided with guide portion; Lower die mechanism, is arranged on below upper die mechanism, and lower die mechanism comprises the die portion coordinated with blanking punch and guide portion.Blanking punch carries out in blanking process, first guide portion on blanking punch enters in die portion, and blanking punch guide portion with die portion coordinate guide under carry out stamping-out according to predetermined motion track, when blanking punch touches the magnetic steel band until stamping-out, can not because of stamping-out on one side time to produce towards another side and make a concession, cause stamping-out dimensional discrepancy large after avoiding the stressed yielding of blanking punch, qualified finished product is very few, the problem that stock utilization is low, and, the problem that the needle burr of stamping-out formation is excessive is carried out after avoiding the stressed yielding of blanking punch, also prevent needle blanking apparatus and occur that device gnaws the phenomenon of mould.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment of needle blanking apparatus of the present invention;
Fig. 2 shows the structural representation of the upper die mechanism of the needle blanking apparatus of Fig. 1;
Fig. 3 shows the structural representation of the lower die mechanism of the needle blanking apparatus of Fig. 1;
Fig. 4 shows the structural representation of the blanking punch of the needle blanking apparatus of Fig. 1;
Fig. 5 shows structural representation when magnetic steel band carries out stamping-out by needle blanking apparatus of the present invention;
Fig. 6 shows magnetic steel band and carries out the structural representation after stamping-out by needle blanking apparatus of the present invention.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1 to Figure 3; present embodiments provide a kind of needle blanking apparatus; comprise upper die mechanism 10 and lower die mechanism 20; upper die mechanism 10 is arranged movable along the longitudinally; upper die mechanism 10 comprises blanking punch 11; blanking punch 11 is provided with guide portion 111, lower die mechanism 20 is arranged on below upper die mechanism 10, and lower die mechanism 20 comprises the die portion 21 coordinated with blanking punch 11 and guide portion 111.
Blanking punch carries out in blanking process, first guide portion on blanking punch enters in die portion 21, and blanking punch guide portion with die portion 21 coordinate guide under carry out stamping-out according to predetermined motion track, when blanking punch touches the magnetic steel band until stamping-out, can not because of stamping-out on one side time to produce towards another side and make a concession, cause stamping-out dimensional discrepancy large after avoiding the stressed yielding of blanking punch, qualified finished product is very few, the problem that stock utilization is low, and, the problem that the needle burr of stamping-out formation is excessive is carried out after avoiding the stressed yielding of blanking punch, also prevent needle blanking apparatus and occur that device gnaws the phenomenon of mould.
Preferably; shown in Figure 4; blanking punch 11 comprises punch body; punch body has two stamping-out faces 112 be disposed adjacent; two stamping-out faces 112 are angularly arranged; guide portion 111 is arranged on the side of punch body towards lower die mechanism 20, and guide portion 111 and blanking punch 11 are structure as a whole, and guide portion 111 is longitudinally to the step-like projection of downward-extension.Undertaken carrying out stamping-out to two limits of needle side by two stamping-out faces, guide portion 111 and punch body are arranged to the intensity that integrative-structure adds blanking punch 11 entirety, are conducive to the stability of blanking punch.
Preferably, upper die mechanism 10 comprises cope match-plate pattern 12 and punch installing plate 13, and punch installing plate 13 is connected on the downside of cope match-plate pattern 12, and blanking punch 11 is arranged on punch installing plate 13 towards on the side of lower die mechanism 20.Upper die mechanism 10 also comprises upper padding plate 14 and stripper 15, and upper padding plate 14 is connected between cope match-plate pattern 12 and punch installing plate 13; Stripper 15 is connected to punch installing plate 13 towards on the side of lower die mechanism 20.
Preferably, lower die mechanism 20 comprises lower bolster 22 and die installing plate 23, and die installing plate 23 is connected on the upside of lower bolster 22, and die portion 21 is arranged on die installing plate 23 towards on the side of upper die mechanism 10.Lower die mechanism 20 also comprises lower bolster 24 and stock guide 25, and lower bolster 24 is connected between lower bolster 22 and die installing plate 23, and stock guide 25 and stripper 15 match to merge and be connected to die installing plate 23 towards on the side of upper die mechanism 10.Punch installing plate 13 is also provided with the cylinder punch 16 for punching on the side of lower die mechanism 20.
Preferably, lower bolster 22 is provided with the lead 26 extended towards cope match-plate pattern 12, and cope match-plate pattern 12 is provided with the fairlead 17 coordinated with lead 26.Cope match-plate pattern 12 is provided with the die shank 18 along deviating from the extension of lower bolster 22 direction.
Present invention also offers a kind of embodiment of needle blanking method, use the needle blanking apparatus of above-described embodiment to carry out carrying out stamping-out to magnetic steel band 30, needle blanking method comprises the following steps:
Step one: punching is carried out to magnetic steel band 30;
Step 2: the profile according to needle side carries out first time trimming to magnetic steel band 30;
Step 3: after magnetic steel band 30 being delivered to the stamping-out position of second time trimming, again punching is carried out to magnetic steel band;
Step 4: the profile according to needle opposite side carries out second time trimming to magnetic steel band 30.
Wherein, the structure after magnetic steel band 30 completing steps two is specifically see Fig. 5, and the structure after magnetic steel band 30 completing steps four is specifically see Fig. 6.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a needle blanking apparatus, is characterized in that, comprising:
Upper die mechanism (10), arrange movable along the longitudinally, described upper die mechanism (10) comprises blanking punch (11), described blanking punch (11) is provided with guide portion (111), described upper die mechanism (10) also comprises cope match-plate pattern (12) and punch installing plate (13), and described punch installing plate (13) is connected to described cope match-plate pattern (12) downside;
Lower die mechanism (20), be arranged on described upper die mechanism (10) below, described lower die mechanism (20) comprises the die portion (21) coordinated with described blanking punch (11) and described guide portion (111), described blanking punch (11) is arranged on described punch installing plate (13) towards on the side of described lower die mechanism (20), and described punch installing plate (13) is also provided with the cylinder punch (16) for punching on the side of described lower die mechanism (20);
Wherein, described blanking punch (11) comprises punch body; described punch body has two stamping-out faces (112) be disposed adjacent; two described stamping-out faces (112) are angularly arranged; described guide portion (111) is arranged on the side of described punch body towards described lower die mechanism (20); described guide portion (111) and described blanking punch (11) are structure as a whole, and described guide portion (111) is longitudinally to the step-like projection of downward-extension.
2. needle blanking apparatus according to claim 1, is characterized in that, described upper die mechanism (10) also comprises:
Upper padding plate (14), is connected between described cope match-plate pattern (12) and described punch installing plate (13);
Stripper (15), is connected to described punch installing plate (13) towards on the side of described lower die mechanism (20).
3. needle blanking apparatus according to claim 2, is characterized in that, described lower die mechanism (20) comprising:
Lower bolster (22);
Die installing plate (23), be connected to described lower bolster (22) upside, described die portion (21) is arranged on described die installing plate (23) towards on the side of described upper die mechanism (10).
4. needle blanking apparatus according to claim 3, is characterized in that, described lower die mechanism (20) also comprises:
Lower bolster (24), is connected between described lower bolster (22) and described die installing plate (23);
Stock guide (25), is connected to described die installing plate (23) towards on the side of described upper die mechanism (10) with described stripper (15) merging that matches.
5. according to the needle blanking apparatus described in claim 3, it is characterized in that, described lower bolster (22) is provided with the lead (26) extended towards described cope match-plate pattern (12), and described cope match-plate pattern (12) is provided with the fairlead (17) coordinated with described lead (26).
6. according to the needle blanking apparatus described in claim 3, it is characterized in that, described cope match-plate pattern (12) is provided with the die shank (18) along deviating from the extension of described lower bolster (22) direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255867.2A CN102728725B (en) | 2012-07-23 | 2012-07-23 | Needle blanking apparatus and needle blanking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255867.2A CN102728725B (en) | 2012-07-23 | 2012-07-23 | Needle blanking apparatus and needle blanking method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102728725A CN102728725A (en) | 2012-10-17 |
| CN102728725B true CN102728725B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210255867.2A Active CN102728725B (en) | 2012-07-23 | 2012-07-23 | Needle blanking apparatus and needle blanking method |
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| CN (1) | CN102728725B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201728283U (en) * | 2010-05-13 | 2011-02-02 | 福州鑫威电器有限公司 | Die for punching and trimming flexible-connection copper strip |
-
2012
- 2012-07-23 CN CN201210255867.2A patent/CN102728725B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201728283U (en) * | 2010-05-13 | 2011-02-02 | 福州鑫威电器有限公司 | Die for punching and trimming flexible-connection copper strip |
Non-Patent Citations (4)
| Title |
|---|
| 张文祥等.模具冲裁中的侧向力分析.《模具制造》.2005,(第04期),第22-24页. * |
| 张正修等.多工位连续模的类型、结构及制造.《锻压机械》.2002,(第05期), * |
| 张正修等.无废料多工位冲裁模.《多工位连续模典型结构图册》.机械工业出版社,2011,677-685. * |
| 王新华.冲裁模结构设计要点.《冲裁模典型结构图册》.机械工业出版社,2011,169-172. * |
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| Publication number | Publication date |
|---|---|
| CN102728725A (en) | 2012-10-17 |
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Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |
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