CN104128440B - Shearing and bending mechanism - Google Patents
Shearing and bending mechanism Download PDFInfo
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- CN104128440B CN104128440B CN201410340792.7A CN201410340792A CN104128440B CN 104128440 B CN104128440 B CN 104128440B CN 201410340792 A CN201410340792 A CN 201410340792A CN 104128440 B CN104128440 B CN 104128440B
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Abstract
The invention discloses a shearing and bending mechanism which comprises an upper die base connected under a press machine and a lower die base connected under the upper die base. A flanging convex die is connected under the upper die base, a lower cavity is formed in the bottom of the flanging convex die, a material pressing plate is connected in the lower cavity, an upper cavity is formed in the top of the lower die base, a forming inserted block is connected in the upper cavity, peripheral guide pins are arranged between the material pressing plate and the forming inserted block, a product material piece is arranged on the surfaces of the peripheral guide pins, a bending convex die is arranged on one side of the lower cavity of the flanging convex die, an edge cutting convex die is arranged on the other side of the lower cavity of the flanging convex die, the length of the edge cutting convex die extending downwards is longer than that of the bending convex die, a cutting inserted block is arranged on the lower die base and at the position corresponding to the edge cutting convex die, the edge cutting convex die can extrude the product material piece on the peripheral guide pins, and the bending convex die can extrude the product material piece. The shearing and bending mechanism simplifies bending procedures, improves bending automation, saves bending time and daily bending mechanism maintaining time and reduces bending cost.
Description
Technical field
The present invention relates to parts Bending Processing technical field, particularly relate to a kind of shearing bending mechanism.
Background technology
Existing parts, especially metallic element is before bending and molding, shear out by product design at a upper work step, re-uses stamping machine and the product tablet having sheared profile is carried out punching press, obtain bending and forming product.
So, bending at least needs two procedures, the forming machine that every procedure uses is different, for the factory that scale is bigger, and every procedure, it is different technologists and operator, waiting between every procedure and checking and accepting, the time is the longest, many operations, adding mould parts difficulty of processing and cost, the regular maintenance of mould and debugging the most more bother.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of shearing bending mechanism, its object is to be sheared by metallic element appearance profile and stamping twice processing step, it is reduced to one processing step, improve the automaticity of bending technique, and save the bending time, reduce bending cost, reduce the regular maintenance time of Bending Mould.
The technical solution adopted in the present invention is: a kind of shearing bending mechanism, including the upper bolster being connected to below forcing press, and being connected to the die shoe below upper bolster, the lower section of upper bolster connects flanging die, being provided with lower impressions bottom flanging die, connecting in lower impressions has holding pad；The top of die shoe is provided with upper impression, connects to have in upper impression and shapes into block；Holding pad and shaping is provided with peripheral correcting nail between block, buy property product tablet in peripheral correcting nail surface；The side of the lower impressions of flanging die is bending punch, and opposite side is trimming punch, and the length that trimming punch downwardly extends is longer than the length of bending punch；nullIt is provided with at die shoe correspondence trimming punch and cuts off into block，The product tablet that the peripheral correcting of trimming punch extruding nails on，Thus cut off the unnecessary tablet on product tablet，Bending punch extruded product tablet，And be close to shape into block by product tablet，Thus bending product tablet，Difference with the prior art of the present invention is，The present invention arranges flanging die in the lower section of upper bolster，Flanging die both sides are respectively provided with bending punch and trimming punch，And trimming punch and bending punch all extend toward the direction shaped into block，And the development length of trimming punch is more than the development length of bending punch，Ensure that trimming punch first touches product tablet，First product tablet is carried out outline shearing，Now，Holding pad and bending punch continue down to move，And product tablet is extruded to shaping in block，Now，Forcing press arrives bottom dead centre，Upper bolster is of completely closed with die shoe，Product tablet produces plastic deformation，Obtain bending parts,Metallic element appearance profile is sheared and stamping twice processing step，It is reduced to one processing step，Improve the automaticity of bending technique，And saved the bending time，Reduce bending cost，Decrease the regular maintenance time of Bending Mould.
Preferably, shaping and block top is provided with product extrusion chamber, product extrusion chamber is internally provided with and treats some projections of bending product correspondingly-shaped, obtains difform product with bending.
Preferably, the periphery of product extrusion chamber is provided with two-sided rounded corner, and the position fitted with this two-sided rounded corner at bending punch, trimming punch and holding pad respectively offers corresponding rounded corner respectively, in order to flanging die is squeezed into after shaping block and can fit completely.
Preferably, upper bolster being also associated with nitrogen spring, nitrogen spring connects holding pad by making bar, thus provides enough power for holding pad and flanging die, moves downward.
Preferably, beat and outside bar, be cased with contour sleeve, thus provide for holding pad and flanging die and guide up and down.
Preferably, shape block and be connected on die shoe by lower bolster, enter block adapting to the shaping of different-thickness and shape, and conveniently shape and be connected with die shoe into block.
Preferably, can automatically deviate to shape the de-material die cavity into block for the product after realizing bending and forming, lower bolster, die shoe and shape and on block, be provided with several Lifting Device, Lifting Device includes several de-material springs, several de-material push rods, and each de-material spring top connects has a de-material push rod to form a Lifting Device.
Preferably, one of them Lifting Device is connected above buoyant block, and buoyant block is connected to shape in block, and slides in shaping block, thus by the product ejection demoulding die cavity after bending and forming, conveniently takes.
Preferably, it is provided with trimming chamber in trimming punch, thus limits the up and down motion distance and direction cut off into block.
Preferably, safeguarding and save material for convenience, flanging die is connected on upper bolster by upper padding plate and train wheel bridge, is also associated with lower bolster between lower bolster and die shoe.
nullCompared with prior art，The invention has the beneficial effects as follows: the present invention arranges flanging die in the lower section of upper bolster，Flanging die both sides are respectively provided with bending punch and trimming punch，And trimming punch and bending punch all extend toward the direction shaped into block，And the development length of trimming punch is more than the development length of bending punch，Ensure that trimming punch first touches product tablet，First product tablet is carried out outline shearing，Now，Holding pad and bending punch continue down to move，And product tablet is extruded to shaping in block，Now，Forcing press arrives bottom dead centre，Upper bolster is of completely closed with die shoe，Product tablet produces plastic deformation，Obtain bending parts,Metallic element appearance profile is sheared and stamping twice processing step，It is reduced to one processing step，Improve the automaticity of bending technique，And saved the bending time，Reduce bending cost，Decrease the regular maintenance time of Bending Mould.
The shearing bending mechanism simplifying of present invention bending technique step, improves the automaticity of bending technique, has saved the bending time, reduces bending cost, and decrease the regular maintenance time of Bending Mould, improve the production efficiency producing bending parts.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of shearing bending mechanism die opening state；
Fig. 2 is the structural representation of a kind of shearing bending mechanism mold closing state；
Fig. 3 is the structural representation of a kind of shearing bending mechanism trimming punch；
Fig. 4 is the top view of a kind of shearing bending mechanism.
Detailed description of the invention
In order to deepen the understanding of the present invention, the present invention is further described with embodiment below in conjunction with the accompanying drawings, and this embodiment is only used for explaining the present invention, does not constitute protection scope of the present invention and limits.
As depicted in figs. 1 and 2, a kind of shearing bending mechanism, including the upper bolster 1 being connected to below forcing press, and it is connected to the die shoe 7 below upper bolster 1, the lower section of upper bolster 1 connects flanging die 4, is provided with lower impressions 41 bottom flanging die 4, and connecting in lower impressions 41 has holding pad 10；The top of die shoe 7 is provided with upper impression, connects to have in upper impression and shapes into block 17；Holding pad 10 and shaping is provided with peripheral correcting nail 18 between block 17, peripheral correcting is followed closely 18 surfaces and buied property product tablet 12；The side of the lower impressions 41 of flanging die 4 is bending punch 42, and opposite side is trimming punch 43, and the length that trimming punch 43 downwardly extends is longer than the length of bending punch 42；nullIt is provided with at the corresponding trimming punch 43 of die shoe 7 and cuts off into block 14，Trimming punch 43 extrudes the product tablet 12 on peripheral correcting nail 18，Thus cut off the unnecessary tablet on product tablet 12，Bending punch 42 extruded product tablet 12，And be close to shape into block 17 by product tablet 12，Thus bending product tablet 12，Difference with the prior art of the present invention is，The present invention arranges flanging die 4 in the lower section of upper bolster 1，Flanging die 4 both sides are respectively provided with bending punch 42 and trimming punch 43，And trimming punch 43 and bending punch 42 all extend toward the direction shaped into block 17，And the development length of trimming punch 43 is more than the development length of bending punch 42，Ensure that trimming punch 43 first touches product tablet 12，First product tablet 12 is carried out outline shearing，Now，Holding pad 10 and bending punch 42 continue down to move，And product tablet 12 is extruded to shaping in block 17，Now，Forcing press arrives bottom dead centre，Upper bolster is of completely closed with die shoe，Product tablet 12 produces plastic deformation，Obtain bending parts,Metallic element appearance profile is sheared and stamping twice processing step，It is reduced to one processing step，Improve the automaticity of bending technique，And saved the bending time，Reduce bending cost，Decrease the regular maintenance time of Bending Mould.
In FIG, shaping and block 17 top is provided with product extrusion chamber 171, product extrusion chamber 171 is internally provided with and treats some projections of bending product correspondingly-shaped, obtains difform product with bending.The periphery of product extrusion chamber 171 is provided with two-sided rounded corner 172, and the position fitted with this two-sided rounded corner 172 at bending punch 42, trimming punch 43 and holding pad 10 respectively offers corresponding rounded corner respectively, in order to flanging die 4 is squeezed into after shaping block 17 and can fit completely.
As in figure 2 it is shown, be also associated with nitrogen spring 8 on upper bolster 1, nitrogen spring 8 connects holding pad 10 by making bar 9, thus provides enough power for holding pad 10 and flanging die 4, makes to move downward.
As shown in Figure 1 and Figure 4, beating and be cased with contour sleeve 19 outside bar 9, thus provide guide up and down for holding pad 10 and flanging die 4, this contour sleeve 19 can replace with other guide frames.
Additionally, in order to process the bending product obtaining different bending shapes, shape block 17 and be connected on die shoe 7 by lower bolster 5, thus the shaping adapting to different-thickness and shape enters block 17, and conveniently shapes and be connected with die shoe into block 17.
And, can automatically deviate to shape the product extrusion chamber 171 into block 17 for the product after realizing bending and forming, lower bolster 5, die shoe 7 and shape and on block 17, be provided with several Lifting Device, Lifting Device includes several de-material springs 16, several de-material push rods 15, and each de-material spring 16 top connects has a de-material push rod 15 to form a Lifting Device.One of them Lifting Device is connected above buoyant block 13, and buoyant block 13 is connected to shape in block 17, and slides in shaping into block 17, thus by the product ejecting product extrusion chamber 171 after bending and forming, the product after bending and forming of conveniently taking.
As shown in Figure 3, it is provided with trimming chamber 11 in trimming punch 43, thus limits the up and down motion distance and direction cut off into block 14, and in order to cut away the clout on unnecessary product tablet well, cutting off the preferred version into block 14 is oblique sword, and blade tip is upwards.
Finally, safeguarding and save material for convenience, flanging die 4 is connected on upper bolster 1 by upper padding plate 2 and train wheel bridge 3, is also associated with lower bolster 6 between lower bolster 5 and die shoe 7, thus when facilitating regular maintenance and maintenance, dismounting shapes into block 17 or flanging die 4 or holding pad 10.
The shearing bending mechanism simplifying of present invention bending technique step, improves the automaticity of bending technique, has saved the bending time, reduces bending cost, and decrease the regular maintenance time of Bending Mould, improve the production efficiency producing bending parts.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, those of ordinary skill in the art; easily according to above-described embodiment, understand the spirit of the present invention, and make different amplifications and change; but as long as without departing from the spirit of the present invention, the most within the scope of the present invention.
Claims (9)
1. a shearing bending mechanism, including the upper bolster (1) being connected to below forcing press, and is connected to the die shoe (7) of upper bolster (1) lower section, it is characterised in that:
The lower section of described upper bolster (1) connects flanging die (4), and described flanging die (4) bottom is provided with lower impressions (41), and connecting in described lower impressions (41) has holding pad (10)；
The top of described die shoe (7) is provided with upper impression, connects to have in described upper impression and shapes into block (17)；
Described holding pad (10) and shaping is provided with peripheral correcting nail (18) between block (17), buy property product tablet (12) in described peripheral correcting nail (18) surface；
The side of the lower impressions (41) of described flanging die (4) is bending punch (42), and opposite side is trimming punch (43), and the length that described trimming punch (43) downwardly extends is longer than the length of bending punch (42)；Corresponding trimming punch (43) place of described die shoe (7) is provided with and cuts off into block (14), product tablet (12) on peripheral correcting nail (18) of described trimming punch (43) extruding, thus cut off the unnecessary tablet on product tablet (12), described bending punch (42) extruded product tablet (12), and be close to shape into block (17) by product tablet (12), thus bending product tablet (12)；Being also associated with nitrogen spring (8) on described upper bolster (1), described nitrogen spring (8) connects holding pad (10) by making bar (9).
A kind of shearing bending mechanism the most according to claim 1, it is characterised in that: described shaping is provided with product extrusion chamber (171) into block (17) top, and described product extrusion chamber (171) is internally provided with and treats some projections of bending product correspondingly-shaped.
A kind of shearing bending mechanism the most according to claim 2, it is characterised in that: the periphery of described product extrusion chamber (171) is provided with two-sided rounded corner (172).
A kind of shearing bending mechanism the most according to claim 1, it is characterised in that: described beating is cased with contour sleeve (19) outside bar (9).
A kind of shearing bending mechanism the most according to claim 1 and 2, it is characterised in that: the described block (17) that shapes is connected on die shoe (7) by lower bolster (5).
A kind of shearing bending mechanism the most according to claim 5, it is characterized in that: described lower bolster (5), die shoe (7) and shape and be provided with several Lifting Device on block (17), described Lifting Device includes several de-material spring (16), several de-material push rod (15), and each described de-material spring (16) top connects has de-material push rod (15) to form a Lifting Device.
A kind of shearing bending mechanism the most according to claim 6, it is characterised in that: one of them described Lifting Device is connected above buoyant block (13), and described buoyant block (13) is connected to shape in block (17), and slip during shaping into block (17).
A kind of shearing bending mechanism the most according to claim 1, it is characterised in that: it is provided with trimming chamber (11) in described trimming punch (43), thus limits the up and down motion distance cut off into block (14).
A kind of shearing bending mechanism the most according to claim 5, it is characterized in that: described flanging die (4) is connected on upper bolster (1) by upper padding plate (2) and train wheel bridge (3), is also associated with lower bolster (6) between described lower bolster (5) and die shoe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410340792.7A CN104128440B (en) | 2014-07-17 | 2014-07-17 | Shearing and bending mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410340792.7A CN104128440B (en) | 2014-07-17 | 2014-07-17 | Shearing and bending mechanism |
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| Publication Number | Publication Date |
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| CN104128440A CN104128440A (en) | 2014-11-05 |
| CN104128440B true CN104128440B (en) | 2017-01-11 |
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| CN201410340792.7A Active CN104128440B (en) | 2014-07-17 | 2014-07-17 | Shearing and bending mechanism |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525786A (en) * | 2014-11-19 | 2015-04-22 | 芜湖普威技研有限公司 | Reinforcing steel bar cutting and forming all-in-one mould |
| CN104438487B (en) * | 2014-11-27 | 2016-12-07 | 苏州金逸康自动化设备有限公司 | Bending device for volume control Full-automatic welding machine |
| CN106391863A (en) * | 2016-09-18 | 2017-02-15 | 景鑫精密组件（昆山）有限公司 | Double-faced forming jig |
| CN106950100B (en) * | 2017-05-09 | 2019-04-30 | 西北工业大学 | A kind of experimental rig and method of determining flow of metal instability condition |
| CN108620481B (en) * | 2018-06-25 | 2024-07-30 | 福州智宏信息技术有限公司 | Automatic integrated processing equipment for nickel sheet |
| CN109013909A (en) * | 2018-09-19 | 2018-12-18 | 上海晨昌精密模具有限公司 | A kind of hollow part pneumatics bending and molding class progressive die |
| CN110449509B (en) * | 2019-07-17 | 2021-04-20 | 汉尔姆建筑科技有限公司 | Shearing and flanging system for thin steel plate machining |
| CN111085614B (en) * | 2019-12-25 | 2021-06-15 | 江苏天辰智能装备有限公司 | Die-type cutting die for processing refrigerator door shell |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS595372B2 (en) * | 1980-10-03 | 1984-02-04 | 日産自動車株式会社 | press equipment |
| CN101875081B (en) * | 2010-03-25 | 2013-01-30 | 昆山凯意工模具配套有限公司 | Automotive wire bundle punching die |
| CN201702259U (en) * | 2010-04-28 | 2011-01-12 | 柳州广菱模具技术有限公司 | Flanged die with flanged overall ejector |
| CN103372605A (en) * | 2012-04-17 | 2013-10-30 | 刘雨欣 | Multi-procedure punching compound die |
| CN203459551U (en) * | 2013-09-30 | 2014-03-05 | 广州博颖达汽车零部件有限公司 | Multi-process composite drawing die |
| CN203991951U (en) * | 2014-07-17 | 2014-12-10 | 安徽新悦精密机械有限公司 | A kind of shearing bending mechanism |
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2014
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