CN103801623A - Bending and stamping die - Google Patents
Bending and stamping die Download PDFInfo
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- CN103801623A CN103801623A CN201410078321.3A CN201410078321A CN103801623A CN 103801623 A CN103801623 A CN 103801623A CN 201410078321 A CN201410078321 A CN 201410078321A CN 103801623 A CN103801623 A CN 103801623A
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- die
- spill spin
- spin block
- bending
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Abstract
The invention relates to a bending and stamping die which comprises a male die and a female die corresponding to the male die, wherein the female die comprises a female die body and a rotating block which is embedded on the female die body and can rotate relative to the body of the female die, a forming surface with a workpiece bending position is arranged on the rotating block; during the folding process of the male die and the female die, the male die can push the rotating block to rotate, the forming surface of the rotating block rotates to form a female die cavity for workpiece bending and stamping with the body of the female die. In the bending and stamping die provided by the invention, through the arrangement of the rotatable rotating block on the female die, during the matching process of the male die and the female die, the female die cavity is formed on the female die through the rotating of the rotating block, the bending is performed on the workpieces at the same time, one-step bending and forming to workpieces with bending angles smaller than 90 degrees can be achieved, the operation is simple and the production efficiency is high.
Description
Technical field
The present invention relates to Tool and Die Technology, relate in particular to a kind of bending stamping mould.
Background technology
In prior art, while adopting mould to carry out bending to material, high and be less than the bending (workpiece as shown in Figure 1 of 90 degree angles for required precision, the angle of bend of both sides is all less than 90 degree), the bending of this workpiece is conventionally divided into two steps and carries out: first with first set mould, material is bent to square part; Second step, bends to the workpiece that curves square part the angle of final requirement again with the second mold.
The bending operation operation of above-mentioned workpiece is more, and production efficiency is low, and for larger in batches workpiece, this mode of production can not be satisfied the demand.
Summary of the invention
The invention provides a kind of bending stamping mould, can be to the bending one-shot forming of workpiece, simple to operate, production efficiency is higher.
The invention provides a kind of bending stamping mould, comprise punch and the die corresponding with described punch;
Described die comprises the spill spin block that can rotate relative to described die body being embedded on die body and described die body, is provided with the forming surface of workpiece bending position on described spill spin block;
In the involutory process of described punch and described die, described punch can promote described spill spin block rotation, and the forming surface rotation of described spill spin block forms with described die body the concave die cavity that workpiece is carried out to bending punching press.
Bending stamping mould provided by the invention, by rotatable spill spin block is set on die, with in the engagement process of punch and die, on die, form concave die cavity by being rotated in of spill spin block, and workpiece is carried out to bending simultaneously, can realize the workpiece first order buckling moulding that angle of bend is less than to 90 °, simple to operate, production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation after workpiece brake forming;
The bending stamping mould convex mould that Fig. 2 provides for the embodiment of the present invention and the structural representation of die released state;
The structural representation of spill spin block in the bending stamping mould that Fig. 3 provides for the embodiment of the present invention;
Another structural representation of die in the bending stamping mould that Fig. 4 provides for the embodiment of the present invention;
Structural representation after the bending stamping mould convex mould that Fig. 5 provides for the embodiment of the present invention and die are involutory.
The specific embodiment
The embodiment of the present invention provides a kind of bending stamping mould, and as shown in Figures 2 and 3, this bending stamping mould comprises punch 1 and the die 2 corresponding with described punch 1, the brake forming to workpiece that coordinated by punch 1 with die 2; Wherein die 2 comprises the spill spin block 22 that can rotate relative to die body 21 being embedded on die body 21 and described die body 21, is provided with the forming surface of workpiece bending position on spill spin block 22; In the involutory process of punch 1 and die 2, punch 1 can promote spill spin block 22 and rotate, the forming surface rotation of spill spin block 22 forms with die body 21 concave die cavity that workpiece is carried out to bending punching press, now the die body 11 of punch 1 progresses in the concave die cavity of die 2, state after punch 1 is involutory with die 2 as shown in Figure 5, the moulding that is stamped of the workpiece in concave die cavity.
The bending stamping mould that the present embodiment provides carries out shape after bending punching press as shown in Figure 1 to workpiece.
In Fig. 1, workpiece after brake forming has the curved shape that two places are less than 90 °, therefore, as described in Figure 2, in die body 21, be provided with two spill spin blocks 22, on two spill spin blocks 22, be respectively provided with the forming surface of arc, this forming surface is the forming surface that two places of workpiece are less than 90 ° of curved shapes, for bending is carried out in two of workpiece positions.Wherein, the quantity of spill spin block 22 and the shape of upper forming surface thereof are not limited to this, specifically can design according to the shape of the required moulding of workpiece.
In the present embodiment, the concrete structure of spill spin block 22 as shown in Figure 3, this spill spin block 22 is by rotating body 221 and insert and 222 combine, specifically can will insert and 222 be fixed on rotating body 221 by bolt, forming surface 223 is arranged on inserts on 222, like this, spill spin block 22 is designed to knockdown, not only be convenient to machining, and because forming surface 223 is is easily worn and torn, after forming surface wearing and tearing, can only change and insert 222, do not need to change the whole of spill spin block 222, not only convenient but also save cost.
In the present embodiment, be connected with resetting means 3 with spill spin block 22, for after workpiece brake forming, spill spin block 22 automatically resets, not only facilitate this mould punching press next time to use, and after Workpiece shaping, spill spin block 22 automatically resets, can make the die body 11 of punch 1 can upwards deviate from smoothly the concave die cavity of die 2.
In the present embodiment, resetting means 5 comprises the pull bar 31 being connected on spill spin block 22, on pull bar 31, be equipped with back-moving spring 32, one end away from spill spin block 22 at pull bar 31 is supported in one end of back-moving spring 32, the other end is supported on die body 21, to pull spill spin block 22 to rotate by the elastic force of back-moving spring 32, it is automatically reset.
Concrete, be the pulling force left and right balance that makes spill spin block 22 reset suffered, each spill spin block 22 is connected with two pull bars 31, is connected to the both sides of spill spin block 22, is specifically respectively fixed with a baffle plate 33 in the both sides of spill spin block 22, and pull bar 31 is connected on baffle plate 33.
The two ends of die body 21 are respectively provided with cushion block 23, are all located on the cushion block 23 of these spill spin block 22 place one sides on each spill spin block 22 on two pull bars 31 that connect, and back-moving spring 32 is supported on cushion block 23, to support on die body 21 by cushion block 23.
In to the bending punching course of workpiece, punch 1 moves to the direction of die 2, two spill spin block 22 all rotations to the inside under the effect of punch 1, and meanwhile, spill spin block 22 pulls one end of pull bar 31 to move to centre position, and back-moving spring 32 is compressed.After workpiece brake forming, in the process that punch 1 is upwards return, compressed back-moving spring 32 applies active force to pull bar 31, to pull pull bar 31 to move laterally, pull bar 31 pulls spill spin block 22 to rotate laterally simultaneously, thereby punch 1 is up, and spill spin block 22 is got back to initial position.
In the present embodiment, on die body 21, be provided with the stripper 24 of place work piece, between stripper 24 and die body 21, be provided with discharging spring 25, in order to support stripper 24 by the elastic force of discharging spring 25 after workpiece brake forming, thereby the workpiece on stripper 24 is ejected from concave die cavity.
Concrete operations are as follows: before workpiece brake forming, first workpiece to be bent is positioned on stripper 24, punch 1 is descending, be against on the workpiece of placing on stripper 24, and it is descending to promote stripper 24, spill spin block 22 rotates simultaneously, at the involutory surface of punch 1 and the involutory surface of die 2 when involutory, workpiece brake forming, then punch 1 is up, and now discharging spring 25 promotes stripper 24 workpiece after brake forming is ejected from concave die cavity.
In this enforcement, in Fig. 2, for the stationarity that guarantees that stripper 24 moves up and down, between stripper 24 and die body 21, be provided with two discharging springs 25 that are arranged side by side.In addition, for the stationarity that guarantees that stripper 24 moves up and down, as shown in Figure 4, also can between stripper 23 and die body 21, lead 26 be also set, in Fig. 4, be to be respectively provided with a lead 26 in the both sides of discharging spring 25, by lead 26, the lifting of stripper 24 led.
In the present embodiment, because spill spin block 22 is embedded in die body 21, for ease of the device of spill spin block 22 and the processing and fabricating of die body 21, die body 21 design capable of being combined, is combined by multiple structures, in Fig. 4, die body 21 is assembled and is formed by structure 211 and two briquettings 212, two briquettings 212 can be bolted on the upper position of spill spin block 22, to form with structure 211 cavity that is embedded spill spin block 22, spill spin block 22 can be rotated in this cavity.
In the present embodiment, as shown in Figure 1, the top of punch 1 is also provided with convex mould base 5, and punch 1 is fixed on forcing press by convex mould base 5, and punch 1 is moved up and down under the drive of forcing press.
The below of die 2 is provided with die socket 4, to fix die 2, for making punch 1 accurate with the involutory position of die 2, between punch 1 and die 2, is provided with aligning structure 6, to guarantee that punch 1 is accurate with the involutory position of die 2.
This aligning structure 6 is two set guide pin bushings 62 on set two guide pillars 61 and punch 1 on die socket 4 specifically, and in the descending process of punch 1, two guide pin bushings 62 are set on two guide pillars 61, thereby punch 1 is comparatively accurate with the involutory position of die 2.
The detailed process of the bending stamping mould providing with the present embodiment being carried out to brake forming is below described.
Workpiece to be bent is positioned on stripper 24;
Punch 1 is descending, touches workpiece on stripper 24 and the position, top of spill spin block 22;
Punch 1 continues descending, promotes stripper 24 descending, and discharging spring 25 compresses, spill spin block 22 rotates simultaneously, forms concave die cavity gradually, simultaneously on die 2, the die body 11 of punch 1 progresses in the concave die cavity of die 2, and punch 1 is involutory with die 2, workpiece brake forming;
After workpiece brake forming, punch 1 is up, spill spin block 22 is under the effect of back-moving spring 32, pull spill spin block 22 to rotate laterally by pull bar 31, now, stripper 24 is up under the effect of discharging spring 25, and workpiece is up with punch 1 under the promotion of stripper 24, then can take off compressing workpiece from the side of punch 1.
The bending stamping mould that the embodiment of the present invention provides, by rotatable spill spin block is set on die, with in the engagement process of punch and die, on die, form concave die cavity by being rotated in of spill spin block, and workpiece is carried out to bending simultaneously, can realize the workpiece first order buckling moulding that angle of bend is less than to 90 °, simple to operate, production efficiency is high.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (14)
1. a bending stamping mould, is characterized in that, comprises punch and the die corresponding with described punch;
Described die comprises the spill spin block that can rotate relative to described die body being embedded on die body and described die body, is provided with the forming surface of workpiece bending position on described spill spin block;
In the involutory process of described punch and described die, described punch can promote described spill spin block rotation, and the forming surface rotation of described spill spin block forms with described die body the concave die cavity that workpiece is carried out to bending punching press.
2. bending stamping mould according to claim 1, is characterized in that, is connected with resetting means with each described spill spin block, and for after to workpiece, bending punching press completes, described spill spin block automatically resets.
3. bending stamping mould according to claim 2, it is characterized in that, described resetting means comprises the pull bar being connected on described spill spin block, on described pull bar, be equipped with back-moving spring, one end away from described spill spin block at described pull bar is supported in one end of described back-moving spring, the other end is supported on described die body, pulls described spill spin block to rotate to automatically reset by the elastic force of described back-moving spring.
4. bending stamping mould according to claim 3, is characterized in that, each described spill spin block is connected with two described pull bars, is connected to the both sides of each described spill spin block.
5. bending stamping mould according to claim 4, is characterized in that, the both sides of each described spill spin block are respectively fixed with a baffle plate, and two described pull bars are connected on the described baffle plate of both sides.
6. bending stamping mould according to claim 4, is characterized in that, on described die body, is provided with cushion block, and two described pull bars are located on described cushion block, and described back-moving spring is supported on described cushion block near one end of described spill spin block.
7. bending stamping mould according to claim 1, it is characterized in that, on described die body, be provided with the stripper of place work piece, between described stripper and described die body, be provided with discharging spring, described workpiece is supported described stripper by the elastic force of described discharging spring described workpiece is ejected from described concave die cavity after brake forming.
8. bending stamping mould according to claim 7, is characterized in that, described discharging spring is two that are arranged side by side.
9. bending stamping mould according to claim 7, is characterized in that, between described stripper and described die body, is provided with lead, leads with the lifting to described stripper.
10. according to the arbitrary described bending stamping mould of claim 1-9, it is characterized in that, described spill spin block comprises inserting of inlaying on rotating body and described rotating body, on inserting described in the described forming surface on described spill spin block is arranged on.
11. according to the arbitrary described bending stamping mould of claim 1-9, it is characterized in that, described die body is formed by multiple structure assemblings.
12. according to the arbitrary described bending stamping mould of claim 1-9, it is characterized in that, described punch top is fixed with upper bolster, and described die below is fixed with die shoe.
13. bending stamping moulds according to claim 12, is characterized in that, between described punch and described die, are provided with aligning structure, to guarantee the involutory position of punch and die.
14. bending stamping moulds according to claim 13, it is characterized in that, described butted structure is set guide pillar on guide pin bushing set on described punch and described die socket, and in described punch and the involutory process of described die, described guide pin bushing is sheathed on described guide pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410078321.3A CN103801623B (en) | 2014-03-05 | 2014-03-05 | Bending stamping mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410078321.3A CN103801623B (en) | 2014-03-05 | 2014-03-05 | Bending stamping mould |
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| CN103801623A true CN103801623A (en) | 2014-05-21 |
| CN103801623B CN103801623B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410078321.3A Active CN103801623B (en) | 2014-03-05 | 2014-03-05 | Bending stamping mould |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215166A (en) * | 2015-09-29 | 2016-01-06 | 芜湖奕辰模具科技有限公司 | A kind of spring punch-forming mold |
| CN105728520A (en) * | 2014-12-11 | 2016-07-06 | 上海新宇箴诚电控科技有限公司 | Device for bending metal plate by any angle |
| CN106734424A (en) * | 2016-11-17 | 2017-05-31 | 讯龙型材折弯（合肥）有限公司 | A kind of both sides rotary extrusion type S-shaped bar bending mechanism |
| CN108637098A (en) * | 2018-06-25 | 2018-10-12 | 天津市永友工贸有限公司 | A kind of stamped workpieces molding die |
| CN110743941A (en) * | 2019-12-05 | 2020-02-04 | 安徽绩溪徽山链传动有限公司 | Self-return heavy traceless bending die |
| CN111069434A (en) * | 2019-12-09 | 2020-04-28 | 广东天倬智能装备科技有限公司 | Stamping die and working method thereof |
| CN111151654A (en) * | 2020-01-15 | 2020-05-15 | 博众精工科技股份有限公司 | Die and automatic bending and film tearing integrated device for bending forming |
| CN111421056A (en) * | 2020-03-12 | 2020-07-17 | 露笑新能源技术有限公司 | Splayed sheet metal component one-time stamping forming die |
| CN111558639A (en) * | 2020-04-29 | 2020-08-21 | 上海凌云工业科技有限公司凌云汽车技术分公司 | Section bar bending forming equipment and bending forming process thereof |
| CN112135698A (en) * | 2019-04-25 | 2020-12-25 | 优尔商业株式会社 | Rotary stamping die |
| CN113151656A (en) * | 2021-03-19 | 2021-07-23 | 鄂尔多斯市神东天隆矿山机械有限责任公司 | Air cooling device for manufacturing cutting teeth |
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| JP2002028728A (en) * | 2000-07-12 | 2002-01-29 | Tiger Kosan:Kk | Apparatus for bending metal plate to u shape with rotation suppression function |
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| CN102343398A (en) * | 2011-11-04 | 2012-02-08 | 衡阳风顺车桥有限公司 | Bending punching composite die for steel plate spring seat of automobile |
| CN103170530A (en) * | 2011-12-23 | 2013-06-26 | 贵州航天乌江机电设备有限责任公司 | Method and die for machining part with bending angles of less than 90 degrees on pressing machine |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728520A (en) * | 2014-12-11 | 2016-07-06 | 上海新宇箴诚电控科技有限公司 | Device for bending metal plate by any angle |
| CN105215166B (en) * | 2015-09-29 | 2019-03-29 | 芜湖奕辰模具科技有限公司 | A kind of spring punch-forming mold |
| CN105215166A (en) * | 2015-09-29 | 2016-01-06 | 芜湖奕辰模具科技有限公司 | A kind of spring punch-forming mold |
| CN106734424A (en) * | 2016-11-17 | 2017-05-31 | 讯龙型材折弯（合肥）有限公司 | A kind of both sides rotary extrusion type S-shaped bar bending mechanism |
| CN108637098A (en) * | 2018-06-25 | 2018-10-12 | 天津市永友工贸有限公司 | A kind of stamped workpieces molding die |
| CN112135698A (en) * | 2019-04-25 | 2020-12-25 | 优尔商业株式会社 | Rotary stamping die |
| CN110743941A (en) * | 2019-12-05 | 2020-02-04 | 安徽绩溪徽山链传动有限公司 | Self-return heavy traceless bending die |
| CN111069434A (en) * | 2019-12-09 | 2020-04-28 | 广东天倬智能装备科技有限公司 | Stamping die and working method thereof |
| CN111069434B (en) * | 2019-12-09 | 2021-08-03 | 广东天倬智能装备科技有限公司 | Stamping die and working method thereof |
| CN111151654A (en) * | 2020-01-15 | 2020-05-15 | 博众精工科技股份有限公司 | Die and automatic bending and film tearing integrated device for bending forming |
| CN111421056A (en) * | 2020-03-12 | 2020-07-17 | 露笑新能源技术有限公司 | Splayed sheet metal component one-time stamping forming die |
| CN111558639A (en) * | 2020-04-29 | 2020-08-21 | 上海凌云工业科技有限公司凌云汽车技术分公司 | Section bar bending forming equipment and bending forming process thereof |
| CN113151656A (en) * | 2021-03-19 | 2021-07-23 | 鄂尔多斯市神东天隆矿山机械有限责任公司 | Air cooling device for manufacturing cutting teeth |
| CN113151656B (en) * | 2021-03-19 | 2022-01-07 | 鄂尔多斯市神东天隆矿山机械有限责任公司 | Air cooling device for manufacturing cutting teeth |
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| Publication number | Publication date |
|---|---|
| CN103801623B (en) | 2015-12-02 |
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Address after: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee after: CRRC TANGSHAN CO., LTD. Address before: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee before: Tangshan Railway Carriage Co., Ltd. |
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